xref: /openbmc/linux/drivers/scsi/pm8001/pm80xx_hwi.c (revision 4ba9e516)
1f5860992SSakthivel K /*
2f5860992SSakthivel K  * PMC-Sierra SPCv/ve 8088/8089 SAS/SATA based host adapters driver
3f5860992SSakthivel K  *
4f5860992SSakthivel K  * Copyright (c) 2008-2009 PMC-Sierra, Inc.,
5f5860992SSakthivel K  * All rights reserved.
6f5860992SSakthivel K  *
7f5860992SSakthivel K  * Redistribution and use in source and binary forms, with or without
8f5860992SSakthivel K  * modification, are permitted provided that the following conditions
9f5860992SSakthivel K  * are met:
10f5860992SSakthivel K  * 1. Redistributions of source code must retain the above copyright
11f5860992SSakthivel K  * notice, this list of conditions, and the following disclaimer,
12f5860992SSakthivel K  * without modification.
13f5860992SSakthivel K  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14f5860992SSakthivel K  * substantially similar to the "NO WARRANTY" disclaimer below
15f5860992SSakthivel K  * ("Disclaimer") and any redistribution must be conditioned upon
16f5860992SSakthivel K  * including a substantially similar Disclaimer requirement for further
17f5860992SSakthivel K  * binary redistribution.
18f5860992SSakthivel K  * 3. Neither the names of the above-listed copyright holders nor the names
19f5860992SSakthivel K  * of any contributors may be used to endorse or promote products derived
20f5860992SSakthivel K  * from this software without specific prior written permission.
21f5860992SSakthivel K  *
22f5860992SSakthivel K  * Alternatively, this software may be distributed under the terms of the
23f5860992SSakthivel K  * GNU General Public License ("GPL") version 2 as published by the Free
24f5860992SSakthivel K  * Software Foundation.
25f5860992SSakthivel K  *
26f5860992SSakthivel K  * NO WARRANTY
27f5860992SSakthivel K  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28f5860992SSakthivel K  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29f5860992SSakthivel K  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
30f5860992SSakthivel K  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31f5860992SSakthivel K  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32f5860992SSakthivel K  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33f5860992SSakthivel K  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34f5860992SSakthivel K  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
35f5860992SSakthivel K  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
36f5860992SSakthivel K  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37f5860992SSakthivel K  * POSSIBILITY OF SUCH DAMAGES.
38f5860992SSakthivel K  *
39f5860992SSakthivel K  */
40f5860992SSakthivel K  #include <linux/slab.h>
41f5860992SSakthivel K  #include "pm8001_sas.h"
42f5860992SSakthivel K  #include "pm80xx_hwi.h"
43f5860992SSakthivel K  #include "pm8001_chips.h"
44f5860992SSakthivel K  #include "pm8001_ctl.h"
45f5860992SSakthivel K 
46f5860992SSakthivel K #define SMP_DIRECT 1
47f5860992SSakthivel K #define SMP_INDIRECT 2
48d078b511SAnand Kumar Santhanam 
49d078b511SAnand Kumar Santhanam 
50d078b511SAnand Kumar Santhanam int pm80xx_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shift_value)
51d078b511SAnand Kumar Santhanam {
52d078b511SAnand Kumar Santhanam 	u32 reg_val;
53d078b511SAnand Kumar Santhanam 	unsigned long start;
54d078b511SAnand Kumar Santhanam 	pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER, shift_value);
55d078b511SAnand Kumar Santhanam 	/* confirm the setting is written */
56d078b511SAnand Kumar Santhanam 	start = jiffies + HZ; /* 1 sec */
57d078b511SAnand Kumar Santhanam 	do {
58d078b511SAnand Kumar Santhanam 		reg_val = pm8001_cr32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER);
59d078b511SAnand Kumar Santhanam 	} while ((reg_val != shift_value) && time_before(jiffies, start));
60d078b511SAnand Kumar Santhanam 	if (reg_val != shift_value) {
611b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT:MEMBASE_II_SHIFT_REGISTER = 0x%x\n",
621b5d2793SJoe Perches 			   reg_val);
63d078b511SAnand Kumar Santhanam 		return -1;
64d078b511SAnand Kumar Santhanam 	}
65d078b511SAnand Kumar Santhanam 	return 0;
66d078b511SAnand Kumar Santhanam }
67d078b511SAnand Kumar Santhanam 
68ea310f57SLee Jones static void pm80xx_pci_mem_copy(struct pm8001_hba_info  *pm8001_ha, u32 soffset,
69d078b511SAnand Kumar Santhanam 				const void *destination,
70d078b511SAnand Kumar Santhanam 				u32 dw_count, u32 bus_base_number)
71d078b511SAnand Kumar Santhanam {
72d078b511SAnand Kumar Santhanam 	u32 index, value, offset;
73d078b511SAnand Kumar Santhanam 	u32 *destination1;
74d078b511SAnand Kumar Santhanam 	destination1 = (u32 *)destination;
75d078b511SAnand Kumar Santhanam 
76d078b511SAnand Kumar Santhanam 	for (index = 0; index < dw_count; index += 4, destination1++) {
77044f59deSDeepak Ukey 		offset = (soffset + index);
78d078b511SAnand Kumar Santhanam 		if (offset < (64 * 1024)) {
79d078b511SAnand Kumar Santhanam 			value = pm8001_cr32(pm8001_ha, bus_base_number, offset);
80d078b511SAnand Kumar Santhanam 			*destination1 =  cpu_to_le32(value);
81d078b511SAnand Kumar Santhanam 		}
82d078b511SAnand Kumar Santhanam 	}
83d078b511SAnand Kumar Santhanam 	return;
84d078b511SAnand Kumar Santhanam }
85d078b511SAnand Kumar Santhanam 
86d078b511SAnand Kumar Santhanam ssize_t pm80xx_get_fatal_dump(struct device *cdev,
87d078b511SAnand Kumar Santhanam 	struct device_attribute *attr, char *buf)
88d078b511SAnand Kumar Santhanam {
89d078b511SAnand Kumar Santhanam 	struct Scsi_Host *shost = class_to_shost(cdev);
90d078b511SAnand Kumar Santhanam 	struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
91d078b511SAnand Kumar Santhanam 	struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
92d078b511SAnand Kumar Santhanam 	void __iomem *fatal_table_address = pm8001_ha->fatal_tbl_addr;
93d078b511SAnand Kumar Santhanam 	u32 accum_len , reg_val, index, *temp;
94044f59deSDeepak Ukey 	u32 status = 1;
95d078b511SAnand Kumar Santhanam 	unsigned long start;
96d078b511SAnand Kumar Santhanam 	u8 *direct_data;
97d078b511SAnand Kumar Santhanam 	char *fatal_error_data = buf;
98044f59deSDeepak Ukey 	u32 length_to_read;
99044f59deSDeepak Ukey 	u32 offset;
100d078b511SAnand Kumar Santhanam 
101d078b511SAnand Kumar Santhanam 	pm8001_ha->forensic_info.data_buf.direct_data = buf;
102d078b511SAnand Kumar Santhanam 	if (pm8001_ha->chip_id == chip_8001) {
103d078b511SAnand Kumar Santhanam 		pm8001_ha->forensic_info.data_buf.direct_data +=
104d078b511SAnand Kumar Santhanam 			sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
105d078b511SAnand Kumar Santhanam 			"Not supported for SPC controller");
106d078b511SAnand Kumar Santhanam 		return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
107d078b511SAnand Kumar Santhanam 			(char *)buf;
108d078b511SAnand Kumar Santhanam 	}
109044f59deSDeepak Ukey 	/* initialize variables for very first call from host application */
110d078b511SAnand Kumar Santhanam 	if (pm8001_ha->forensic_info.data_buf.direct_offset == 0) {
1111b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
1121b5d2793SJoe Perches 			   "forensic_info TYPE_NON_FATAL..............\n");
113d078b511SAnand Kumar Santhanam 		direct_data = (u8 *)fatal_error_data;
114d078b511SAnand Kumar Santhanam 		pm8001_ha->forensic_info.data_type = TYPE_NON_FATAL;
115d078b511SAnand Kumar Santhanam 		pm8001_ha->forensic_info.data_buf.direct_len = SYSFS_OFFSET;
116044f59deSDeepak Ukey 		pm8001_ha->forensic_info.data_buf.direct_offset = 0;
117d078b511SAnand Kumar Santhanam 		pm8001_ha->forensic_info.data_buf.read_len = 0;
118044f59deSDeepak Ukey 		pm8001_ha->forensic_preserved_accumulated_transfer = 0;
119044f59deSDeepak Ukey 
120044f59deSDeepak Ukey 		/* Write signature to fatal dump table */
121044f59deSDeepak Ukey 		pm8001_mw32(fatal_table_address,
122044f59deSDeepak Ukey 				MPI_FATAL_EDUMP_TABLE_SIGNATURE, 0x1234abcd);
123d078b511SAnand Kumar Santhanam 
124d078b511SAnand Kumar Santhanam 		pm8001_ha->forensic_info.data_buf.direct_data = direct_data;
1251b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "ossaHwCB: status1 %d\n", status);
1261b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "ossaHwCB: read_len 0x%x\n",
1271b5d2793SJoe Perches 			   pm8001_ha->forensic_info.data_buf.read_len);
1281b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "ossaHwCB: direct_len 0x%x\n",
1291b5d2793SJoe Perches 			   pm8001_ha->forensic_info.data_buf.direct_len);
1301b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "ossaHwCB: direct_offset 0x%x\n",
1311b5d2793SJoe Perches 			   pm8001_ha->forensic_info.data_buf.direct_offset);
132044f59deSDeepak Ukey 	}
133044f59deSDeepak Ukey 	if (pm8001_ha->forensic_info.data_buf.direct_offset == 0) {
134d078b511SAnand Kumar Santhanam 		/* start to get data */
135d078b511SAnand Kumar Santhanam 		/* Program the MEMBASE II Shifting Register with 0x00.*/
136d078b511SAnand Kumar Santhanam 		pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER,
137d078b511SAnand Kumar Santhanam 				pm8001_ha->fatal_forensic_shift_offset);
138d078b511SAnand Kumar Santhanam 		pm8001_ha->forensic_last_offset = 0;
139d078b511SAnand Kumar Santhanam 		pm8001_ha->forensic_fatal_step = 0;
140d078b511SAnand Kumar Santhanam 		pm8001_ha->fatal_bar_loc = 0;
141d078b511SAnand Kumar Santhanam 	}
142cf370066SViswas G 
143d078b511SAnand Kumar Santhanam 	/* Read until accum_len is retrived */
144d078b511SAnand Kumar Santhanam 	accum_len = pm8001_mr32(fatal_table_address,
145d078b511SAnand Kumar Santhanam 				MPI_FATAL_EDUMP_TABLE_ACCUM_LEN);
146044f59deSDeepak Ukey 	/* Determine length of data between previously stored transfer length
147044f59deSDeepak Ukey 	 * and current accumulated transfer length
148044f59deSDeepak Ukey 	 */
149044f59deSDeepak Ukey 	length_to_read =
150044f59deSDeepak Ukey 		accum_len - pm8001_ha->forensic_preserved_accumulated_transfer;
1511b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: accum_len 0x%x\n",
1521b5d2793SJoe Perches 		   accum_len);
1531b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: length_to_read 0x%x\n",
1541b5d2793SJoe Perches 		   length_to_read);
1551b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: last_offset 0x%x\n",
1561b5d2793SJoe Perches 		   pm8001_ha->forensic_last_offset);
1571b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: read_len 0x%x\n",
1581b5d2793SJoe Perches 		   pm8001_ha->forensic_info.data_buf.read_len);
1591b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv:: direct_len 0x%x\n",
1601b5d2793SJoe Perches 		   pm8001_ha->forensic_info.data_buf.direct_len);
1611b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv:: direct_offset 0x%x\n",
1621b5d2793SJoe Perches 		   pm8001_ha->forensic_info.data_buf.direct_offset);
163044f59deSDeepak Ukey 
164044f59deSDeepak Ukey 	/* If accumulated length failed to read correctly fail the attempt.*/
165d078b511SAnand Kumar Santhanam 	if (accum_len == 0xFFFFFFFF) {
1661b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
1671b5d2793SJoe Perches 			   "Possible PCI issue 0x%x not expected\n",
1681b5d2793SJoe Perches 			   accum_len);
169044f59deSDeepak Ukey 		return status;
170d078b511SAnand Kumar Santhanam 	}
171044f59deSDeepak Ukey 	/* If accumulated length is zero fail the attempt */
172044f59deSDeepak Ukey 	if (accum_len == 0) {
173d078b511SAnand Kumar Santhanam 		pm8001_ha->forensic_info.data_buf.direct_data +=
174d078b511SAnand Kumar Santhanam 			sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
175d078b511SAnand Kumar Santhanam 			"%08x ", 0xFFFFFFFF);
176d078b511SAnand Kumar Santhanam 		return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
177d078b511SAnand Kumar Santhanam 			(char *)buf;
178d078b511SAnand Kumar Santhanam 	}
179044f59deSDeepak Ukey 	/* Accumulated length is good so start capturing the first data */
180d078b511SAnand Kumar Santhanam 	temp = (u32 *)pm8001_ha->memoryMap.region[FORENSIC_MEM].virt_ptr;
181d078b511SAnand Kumar Santhanam 	if (pm8001_ha->forensic_fatal_step == 0) {
182d078b511SAnand Kumar Santhanam moreData:
183044f59deSDeepak Ukey 		/* If data to read is less than SYSFS_OFFSET then reduce the
184044f59deSDeepak Ukey 		 * length of dataLen
185044f59deSDeepak Ukey 		 */
186044f59deSDeepak Ukey 		if (pm8001_ha->forensic_last_offset + SYSFS_OFFSET
187044f59deSDeepak Ukey 				> length_to_read) {
188044f59deSDeepak Ukey 			pm8001_ha->forensic_info.data_buf.direct_len =
189044f59deSDeepak Ukey 				length_to_read -
190044f59deSDeepak Ukey 				pm8001_ha->forensic_last_offset;
191044f59deSDeepak Ukey 		} else {
192044f59deSDeepak Ukey 			pm8001_ha->forensic_info.data_buf.direct_len =
193044f59deSDeepak Ukey 				SYSFS_OFFSET;
194044f59deSDeepak Ukey 		}
195d078b511SAnand Kumar Santhanam 		if (pm8001_ha->forensic_info.data_buf.direct_data) {
196d078b511SAnand Kumar Santhanam 			/* Data is in bar, copy to host memory */
197044f59deSDeepak Ukey 			pm80xx_pci_mem_copy(pm8001_ha,
198044f59deSDeepak Ukey 			pm8001_ha->fatal_bar_loc,
199d078b511SAnand Kumar Santhanam 			pm8001_ha->memoryMap.region[FORENSIC_MEM].virt_ptr,
200044f59deSDeepak Ukey 			pm8001_ha->forensic_info.data_buf.direct_len, 1);
201d078b511SAnand Kumar Santhanam 		}
202d078b511SAnand Kumar Santhanam 		pm8001_ha->fatal_bar_loc +=
203d078b511SAnand Kumar Santhanam 			pm8001_ha->forensic_info.data_buf.direct_len;
204d078b511SAnand Kumar Santhanam 		pm8001_ha->forensic_info.data_buf.direct_offset +=
205d078b511SAnand Kumar Santhanam 			pm8001_ha->forensic_info.data_buf.direct_len;
206d078b511SAnand Kumar Santhanam 		pm8001_ha->forensic_last_offset	+=
207d078b511SAnand Kumar Santhanam 			pm8001_ha->forensic_info.data_buf.direct_len;
208d078b511SAnand Kumar Santhanam 		pm8001_ha->forensic_info.data_buf.read_len =
209d078b511SAnand Kumar Santhanam 			pm8001_ha->forensic_info.data_buf.direct_len;
210d078b511SAnand Kumar Santhanam 
211044f59deSDeepak Ukey 		if (pm8001_ha->forensic_last_offset  >= length_to_read) {
212d078b511SAnand Kumar Santhanam 			pm8001_ha->forensic_info.data_buf.direct_data +=
213d078b511SAnand Kumar Santhanam 			sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
214d078b511SAnand Kumar Santhanam 				"%08x ", 3);
215044f59deSDeepak Ukey 			for (index = 0; index <
216044f59deSDeepak Ukey 				(pm8001_ha->forensic_info.data_buf.direct_len
217044f59deSDeepak Ukey 				 / 4); index++) {
218d078b511SAnand Kumar Santhanam 				pm8001_ha->forensic_info.data_buf.direct_data +=
219044f59deSDeepak Ukey 				sprintf(
220044f59deSDeepak Ukey 				pm8001_ha->forensic_info.data_buf.direct_data,
221d078b511SAnand Kumar Santhanam 				"%08x ", *(temp + index));
222d078b511SAnand Kumar Santhanam 			}
223d078b511SAnand Kumar Santhanam 
224d078b511SAnand Kumar Santhanam 			pm8001_ha->fatal_bar_loc = 0;
225d078b511SAnand Kumar Santhanam 			pm8001_ha->forensic_fatal_step = 1;
226d078b511SAnand Kumar Santhanam 			pm8001_ha->fatal_forensic_shift_offset = 0;
227d078b511SAnand Kumar Santhanam 			pm8001_ha->forensic_last_offset	= 0;
228044f59deSDeepak Ukey 			status = 0;
229044f59deSDeepak Ukey 			offset = (int)
230044f59deSDeepak Ukey 			((char *)pm8001_ha->forensic_info.data_buf.direct_data
231044f59deSDeepak Ukey 			- (char *)buf);
2321b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, IO,
2331b5d2793SJoe Perches 				   "get_fatal_spcv:return1 0x%x\n", offset);
234d078b511SAnand Kumar Santhanam 			return (char *)pm8001_ha->
235d078b511SAnand Kumar Santhanam 				forensic_info.data_buf.direct_data -
236d078b511SAnand Kumar Santhanam 				(char *)buf;
237d078b511SAnand Kumar Santhanam 		}
238d078b511SAnand Kumar Santhanam 		if (pm8001_ha->fatal_bar_loc < (64 * 1024)) {
239d078b511SAnand Kumar Santhanam 			pm8001_ha->forensic_info.data_buf.direct_data +=
240d078b511SAnand Kumar Santhanam 				sprintf(pm8001_ha->
241d078b511SAnand Kumar Santhanam 					forensic_info.data_buf.direct_data,
242d078b511SAnand Kumar Santhanam 					"%08x ", 2);
243044f59deSDeepak Ukey 			for (index = 0; index <
244044f59deSDeepak Ukey 				(pm8001_ha->forensic_info.data_buf.direct_len
245044f59deSDeepak Ukey 				 / 4); index++) {
246044f59deSDeepak Ukey 				pm8001_ha->forensic_info.data_buf.direct_data
247044f59deSDeepak Ukey 					+= sprintf(pm8001_ha->
248d078b511SAnand Kumar Santhanam 					forensic_info.data_buf.direct_data,
249d078b511SAnand Kumar Santhanam 					"%08x ", *(temp + index));
250d078b511SAnand Kumar Santhanam 			}
251044f59deSDeepak Ukey 			status = 0;
252044f59deSDeepak Ukey 			offset = (int)
253044f59deSDeepak Ukey 			((char *)pm8001_ha->forensic_info.data_buf.direct_data
254044f59deSDeepak Ukey 			- (char *)buf);
2551b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, IO,
2561b5d2793SJoe Perches 				   "get_fatal_spcv:return2 0x%x\n", offset);
257d078b511SAnand Kumar Santhanam 			return (char *)pm8001_ha->
258d078b511SAnand Kumar Santhanam 				forensic_info.data_buf.direct_data -
259d078b511SAnand Kumar Santhanam 				(char *)buf;
260d078b511SAnand Kumar Santhanam 		}
261d078b511SAnand Kumar Santhanam 
262d078b511SAnand Kumar Santhanam 		/* Increment the MEMBASE II Shifting Register value by 0x100.*/
263d078b511SAnand Kumar Santhanam 		pm8001_ha->forensic_info.data_buf.direct_data +=
264d078b511SAnand Kumar Santhanam 			sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
265d078b511SAnand Kumar Santhanam 				"%08x ", 2);
266044f59deSDeepak Ukey 		for (index = 0; index <
267044f59deSDeepak Ukey 			(pm8001_ha->forensic_info.data_buf.direct_len
268044f59deSDeepak Ukey 			 / 4) ; index++) {
269d078b511SAnand Kumar Santhanam 			pm8001_ha->forensic_info.data_buf.direct_data +=
270d078b511SAnand Kumar Santhanam 				sprintf(pm8001_ha->
271d078b511SAnand Kumar Santhanam 				forensic_info.data_buf.direct_data,
272d078b511SAnand Kumar Santhanam 				"%08x ", *(temp + index));
273d078b511SAnand Kumar Santhanam 		}
274d078b511SAnand Kumar Santhanam 		pm8001_ha->fatal_forensic_shift_offset += 0x100;
275d078b511SAnand Kumar Santhanam 		pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER,
276d078b511SAnand Kumar Santhanam 			pm8001_ha->fatal_forensic_shift_offset);
277d078b511SAnand Kumar Santhanam 		pm8001_ha->fatal_bar_loc = 0;
278044f59deSDeepak Ukey 		status = 0;
279044f59deSDeepak Ukey 		offset = (int)
280044f59deSDeepak Ukey 			((char *)pm8001_ha->forensic_info.data_buf.direct_data
281044f59deSDeepak Ukey 			- (char *)buf);
2821b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: return3 0x%x\n",
2831b5d2793SJoe Perches 			   offset);
284d078b511SAnand Kumar Santhanam 		return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
285d078b511SAnand Kumar Santhanam 			(char *)buf;
286d078b511SAnand Kumar Santhanam 	}
287d078b511SAnand Kumar Santhanam 	if (pm8001_ha->forensic_fatal_step == 1) {
288044f59deSDeepak Ukey 		/* store previous accumulated length before triggering next
289044f59deSDeepak Ukey 		 * accumulated length update
290044f59deSDeepak Ukey 		 */
291044f59deSDeepak Ukey 		pm8001_ha->forensic_preserved_accumulated_transfer =
292044f59deSDeepak Ukey 			pm8001_mr32(fatal_table_address,
293044f59deSDeepak Ukey 			MPI_FATAL_EDUMP_TABLE_ACCUM_LEN);
294044f59deSDeepak Ukey 
295044f59deSDeepak Ukey 		/* continue capturing the fatal log until Dump status is 0x3 */
296044f59deSDeepak Ukey 		if (pm8001_mr32(fatal_table_address,
297044f59deSDeepak Ukey 			MPI_FATAL_EDUMP_TABLE_STATUS) <
298044f59deSDeepak Ukey 			MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE) {
299044f59deSDeepak Ukey 
300044f59deSDeepak Ukey 			/* reset fddstat bit by writing to zero*/
301044f59deSDeepak Ukey 			pm8001_mw32(fatal_table_address,
302044f59deSDeepak Ukey 					MPI_FATAL_EDUMP_TABLE_STATUS, 0x0);
303044f59deSDeepak Ukey 
304044f59deSDeepak Ukey 			/* set dump control value to '1' so that new data will
305044f59deSDeepak Ukey 			 * be transferred to shared memory
306044f59deSDeepak Ukey 			 */
307d078b511SAnand Kumar Santhanam 			pm8001_mw32(fatal_table_address,
308d078b511SAnand Kumar Santhanam 				MPI_FATAL_EDUMP_TABLE_HANDSHAKE,
309d078b511SAnand Kumar Santhanam 				MPI_FATAL_EDUMP_HANDSHAKE_RDY);
310d078b511SAnand Kumar Santhanam 
311d078b511SAnand Kumar Santhanam 			/*Poll FDDHSHK  until clear */
312d078b511SAnand Kumar Santhanam 			start = jiffies + (2 * HZ); /* 2 sec */
313d078b511SAnand Kumar Santhanam 
314d078b511SAnand Kumar Santhanam 			do {
315d078b511SAnand Kumar Santhanam 				reg_val = pm8001_mr32(fatal_table_address,
316d078b511SAnand Kumar Santhanam 					MPI_FATAL_EDUMP_TABLE_HANDSHAKE);
317d078b511SAnand Kumar Santhanam 			} while ((reg_val) && time_before(jiffies, start));
318d078b511SAnand Kumar Santhanam 
319d078b511SAnand Kumar Santhanam 			if (reg_val != 0) {
3201b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, FAIL,
321044f59deSDeepak Ukey 					   "TIMEOUT:MPI_FATAL_EDUMP_TABLE_HDSHAKE 0x%x\n",
3221b5d2793SJoe Perches 					   reg_val);
323044f59deSDeepak Ukey 			       /* Fail the dump if a timeout occurs */
324044f59deSDeepak Ukey 				pm8001_ha->forensic_info.data_buf.direct_data +=
325044f59deSDeepak Ukey 				sprintf(
326044f59deSDeepak Ukey 				pm8001_ha->forensic_info.data_buf.direct_data,
327044f59deSDeepak Ukey 				"%08x ", 0xFFFFFFFF);
328044f59deSDeepak Ukey 				return((char *)
329044f59deSDeepak Ukey 				pm8001_ha->forensic_info.data_buf.direct_data
330044f59deSDeepak Ukey 				- (char *)buf);
331d078b511SAnand Kumar Santhanam 			}
332044f59deSDeepak Ukey 			/* Poll status register until set to 2 or
333044f59deSDeepak Ukey 			 * 3 for up to 2 seconds
334044f59deSDeepak Ukey 			 */
335044f59deSDeepak Ukey 			start = jiffies + (2 * HZ); /* 2 sec */
336d078b511SAnand Kumar Santhanam 
337044f59deSDeepak Ukey 			do {
338044f59deSDeepak Ukey 				reg_val = pm8001_mr32(fatal_table_address,
339044f59deSDeepak Ukey 					MPI_FATAL_EDUMP_TABLE_STATUS);
3400e7c353eSColin Ian King 			} while (((reg_val != 2) && (reg_val != 3)) &&
341044f59deSDeepak Ukey 					time_before(jiffies, start));
342044f59deSDeepak Ukey 
343044f59deSDeepak Ukey 			if (reg_val < 2) {
3441b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, FAIL,
345044f59deSDeepak Ukey 					   "TIMEOUT:MPI_FATAL_EDUMP_TABLE_STATUS = 0x%x\n",
3461b5d2793SJoe Perches 					   reg_val);
347044f59deSDeepak Ukey 				/* Fail the dump if a timeout occurs */
348044f59deSDeepak Ukey 				pm8001_ha->forensic_info.data_buf.direct_data +=
349044f59deSDeepak Ukey 				sprintf(
350044f59deSDeepak Ukey 				pm8001_ha->forensic_info.data_buf.direct_data,
351044f59deSDeepak Ukey 				"%08x ", 0xFFFFFFFF);
352044f59deSDeepak Ukey 				pm8001_cw32(pm8001_ha, 0,
353044f59deSDeepak Ukey 					MEMBASE_II_SHIFT_REGISTER,
354044f59deSDeepak Ukey 					pm8001_ha->fatal_forensic_shift_offset);
355044f59deSDeepak Ukey 			}
356044f59deSDeepak Ukey 			/* Read the next block of the debug data.*/
357044f59deSDeepak Ukey 			length_to_read = pm8001_mr32(fatal_table_address,
358044f59deSDeepak Ukey 			MPI_FATAL_EDUMP_TABLE_ACCUM_LEN) -
359044f59deSDeepak Ukey 			pm8001_ha->forensic_preserved_accumulated_transfer;
360044f59deSDeepak Ukey 			if (length_to_read != 0x0) {
361d078b511SAnand Kumar Santhanam 				pm8001_ha->forensic_fatal_step = 0;
362d078b511SAnand Kumar Santhanam 				goto moreData;
363d078b511SAnand Kumar Santhanam 			} else {
364d078b511SAnand Kumar Santhanam 				pm8001_ha->forensic_info.data_buf.direct_data +=
365044f59deSDeepak Ukey 				sprintf(
366044f59deSDeepak Ukey 				pm8001_ha->forensic_info.data_buf.direct_data,
367d078b511SAnand Kumar Santhanam 				"%08x ", 4);
368044f59deSDeepak Ukey 				pm8001_ha->forensic_info.data_buf.read_len
369044f59deSDeepak Ukey 								= 0xFFFFFFFF;
370044f59deSDeepak Ukey 				pm8001_ha->forensic_info.data_buf.direct_len
371044f59deSDeepak Ukey 								=  0;
372044f59deSDeepak Ukey 				pm8001_ha->forensic_info.data_buf.direct_offset
373044f59deSDeepak Ukey 								= 0;
374d078b511SAnand Kumar Santhanam 				pm8001_ha->forensic_info.data_buf.read_len = 0;
375d078b511SAnand Kumar Santhanam 			}
376d078b511SAnand Kumar Santhanam 		}
377044f59deSDeepak Ukey 	}
378044f59deSDeepak Ukey 	offset = (int)((char *)pm8001_ha->forensic_info.data_buf.direct_data
379044f59deSDeepak Ukey 			- (char *)buf);
3801b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: return4 0x%x\n", offset);
381d078b511SAnand Kumar Santhanam 	return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
382d078b511SAnand Kumar Santhanam 		(char *)buf;
383d078b511SAnand Kumar Santhanam }
384d078b511SAnand Kumar Santhanam 
385dba2cc03SDeepak Ukey /* pm80xx_get_non_fatal_dump - dump the nonfatal data from the dma
386dba2cc03SDeepak Ukey  * location by the firmware.
387dba2cc03SDeepak Ukey  */
388dba2cc03SDeepak Ukey ssize_t pm80xx_get_non_fatal_dump(struct device *cdev,
389dba2cc03SDeepak Ukey 	struct device_attribute *attr, char *buf)
390dba2cc03SDeepak Ukey {
391dba2cc03SDeepak Ukey 	struct Scsi_Host *shost = class_to_shost(cdev);
392dba2cc03SDeepak Ukey 	struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
393dba2cc03SDeepak Ukey 	struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
394dba2cc03SDeepak Ukey 	void __iomem *nonfatal_table_address = pm8001_ha->fatal_tbl_addr;
395dba2cc03SDeepak Ukey 	u32 accum_len = 0;
396dba2cc03SDeepak Ukey 	u32 total_len = 0;
397dba2cc03SDeepak Ukey 	u32 reg_val = 0;
398dba2cc03SDeepak Ukey 	u32 *temp = NULL;
399dba2cc03SDeepak Ukey 	u32 index = 0;
400dba2cc03SDeepak Ukey 	u32 output_length;
401dba2cc03SDeepak Ukey 	unsigned long start = 0;
402dba2cc03SDeepak Ukey 	char *buf_copy = buf;
403dba2cc03SDeepak Ukey 
404dba2cc03SDeepak Ukey 	temp = (u32 *)pm8001_ha->memoryMap.region[FORENSIC_MEM].virt_ptr;
405dba2cc03SDeepak Ukey 	if (++pm8001_ha->non_fatal_count == 1) {
406dba2cc03SDeepak Ukey 		if (pm8001_ha->chip_id == chip_8001) {
407dba2cc03SDeepak Ukey 			snprintf(pm8001_ha->forensic_info.data_buf.direct_data,
408dba2cc03SDeepak Ukey 				PAGE_SIZE, "Not supported for SPC controller");
409dba2cc03SDeepak Ukey 			return 0;
410dba2cc03SDeepak Ukey 		}
4111b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "forensic_info TYPE_NON_FATAL...\n");
412dba2cc03SDeepak Ukey 		/*
413dba2cc03SDeepak Ukey 		 * Step 1: Write the host buffer parameters in the MPI Fatal and
414dba2cc03SDeepak Ukey 		 * Non-Fatal Error Dump Capture Table.This is the buffer
415dba2cc03SDeepak Ukey 		 * where debug data will be DMAed to.
416dba2cc03SDeepak Ukey 		 */
417dba2cc03SDeepak Ukey 		pm8001_mw32(nonfatal_table_address,
418dba2cc03SDeepak Ukey 		MPI_FATAL_EDUMP_TABLE_LO_OFFSET,
419dba2cc03SDeepak Ukey 		pm8001_ha->memoryMap.region[FORENSIC_MEM].phys_addr_lo);
420dba2cc03SDeepak Ukey 
421dba2cc03SDeepak Ukey 		pm8001_mw32(nonfatal_table_address,
422dba2cc03SDeepak Ukey 		MPI_FATAL_EDUMP_TABLE_HI_OFFSET,
423dba2cc03SDeepak Ukey 		pm8001_ha->memoryMap.region[FORENSIC_MEM].phys_addr_hi);
424dba2cc03SDeepak Ukey 
425dba2cc03SDeepak Ukey 		pm8001_mw32(nonfatal_table_address,
426dba2cc03SDeepak Ukey 		MPI_FATAL_EDUMP_TABLE_LENGTH, SYSFS_OFFSET);
427dba2cc03SDeepak Ukey 
428dba2cc03SDeepak Ukey 		/* Optionally, set the DUMPCTRL bit to 1 if the host
429dba2cc03SDeepak Ukey 		 * keeps sending active I/Os while capturing the non-fatal
430dba2cc03SDeepak Ukey 		 * debug data. Otherwise, leave this bit set to zero
431dba2cc03SDeepak Ukey 		 */
432dba2cc03SDeepak Ukey 		pm8001_mw32(nonfatal_table_address,
433dba2cc03SDeepak Ukey 		MPI_FATAL_EDUMP_TABLE_HANDSHAKE, MPI_FATAL_EDUMP_HANDSHAKE_RDY);
434dba2cc03SDeepak Ukey 
435dba2cc03SDeepak Ukey 		/*
436dba2cc03SDeepak Ukey 		 * Step 2: Clear Accumulative Length of Debug Data Transferred
437dba2cc03SDeepak Ukey 		 * [ACCDDLEN] field in the MPI Fatal and Non-Fatal Error Dump
438dba2cc03SDeepak Ukey 		 * Capture Table to zero.
439dba2cc03SDeepak Ukey 		 */
440dba2cc03SDeepak Ukey 		pm8001_mw32(nonfatal_table_address,
441dba2cc03SDeepak Ukey 				MPI_FATAL_EDUMP_TABLE_ACCUM_LEN, 0);
442dba2cc03SDeepak Ukey 
443dba2cc03SDeepak Ukey 		/* initiallize previous accumulated length to 0 */
444dba2cc03SDeepak Ukey 		pm8001_ha->forensic_preserved_accumulated_transfer = 0;
445dba2cc03SDeepak Ukey 		pm8001_ha->non_fatal_read_length = 0;
446dba2cc03SDeepak Ukey 	}
447dba2cc03SDeepak Ukey 
448dba2cc03SDeepak Ukey 	total_len = pm8001_mr32(nonfatal_table_address,
449dba2cc03SDeepak Ukey 			MPI_FATAL_EDUMP_TABLE_TOTAL_LEN);
450dba2cc03SDeepak Ukey 	/*
451dba2cc03SDeepak Ukey 	 * Step 3:Clear Fatal/Non-Fatal Debug Data Transfer Status [FDDTSTAT]
452dba2cc03SDeepak Ukey 	 * field and then request that the SPCv controller transfer the debug
453dba2cc03SDeepak Ukey 	 * data by setting bit 7 of the Inbound Doorbell Set Register.
454dba2cc03SDeepak Ukey 	 */
455dba2cc03SDeepak Ukey 	pm8001_mw32(nonfatal_table_address, MPI_FATAL_EDUMP_TABLE_STATUS, 0);
456dba2cc03SDeepak Ukey 	pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET,
457dba2cc03SDeepak Ukey 			SPCv_MSGU_CFG_TABLE_NONFATAL_DUMP);
458dba2cc03SDeepak Ukey 
459dba2cc03SDeepak Ukey 	/*
460dba2cc03SDeepak Ukey 	 * Step 4.1: Read back the Inbound Doorbell Set Register (by polling for
461dba2cc03SDeepak Ukey 	 * 2 seconds) until register bit 7 is cleared.
462dba2cc03SDeepak Ukey 	 * This step only indicates the request is accepted by the controller.
463dba2cc03SDeepak Ukey 	 */
464dba2cc03SDeepak Ukey 	start = jiffies + (2 * HZ); /* 2 sec */
465dba2cc03SDeepak Ukey 	do {
466dba2cc03SDeepak Ukey 		reg_val = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET) &
467dba2cc03SDeepak Ukey 			SPCv_MSGU_CFG_TABLE_NONFATAL_DUMP;
468dba2cc03SDeepak Ukey 	} while ((reg_val != 0) && time_before(jiffies, start));
469dba2cc03SDeepak Ukey 
470dba2cc03SDeepak Ukey 	/* Step 4.2: To check the completion of the transfer, poll the Fatal/Non
471dba2cc03SDeepak Ukey 	 * Fatal Debug Data Transfer Status [FDDTSTAT] field for 2 seconds in
472dba2cc03SDeepak Ukey 	 * the MPI Fatal and Non-Fatal Error Dump Capture Table.
473dba2cc03SDeepak Ukey 	 */
474dba2cc03SDeepak Ukey 	start = jiffies + (2 * HZ); /* 2 sec */
475dba2cc03SDeepak Ukey 	do {
476dba2cc03SDeepak Ukey 		reg_val = pm8001_mr32(nonfatal_table_address,
477dba2cc03SDeepak Ukey 				MPI_FATAL_EDUMP_TABLE_STATUS);
478dba2cc03SDeepak Ukey 	} while ((!reg_val) && time_before(jiffies, start));
479dba2cc03SDeepak Ukey 
480dba2cc03SDeepak Ukey 	if ((reg_val == 0x00) ||
481dba2cc03SDeepak Ukey 		(reg_val == MPI_FATAL_EDUMP_TABLE_STAT_DMA_FAILED) ||
482dba2cc03SDeepak Ukey 		(reg_val > MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE)) {
483dba2cc03SDeepak Ukey 		pm8001_ha->non_fatal_read_length = 0;
484dba2cc03SDeepak Ukey 		buf_copy += snprintf(buf_copy, PAGE_SIZE, "%08x ", 0xFFFFFFFF);
485dba2cc03SDeepak Ukey 		pm8001_ha->non_fatal_count = 0;
486dba2cc03SDeepak Ukey 		return (buf_copy - buf);
487dba2cc03SDeepak Ukey 	} else if (reg_val ==
488dba2cc03SDeepak Ukey 			MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_MORE_DATA) {
489dba2cc03SDeepak Ukey 		buf_copy += snprintf(buf_copy, PAGE_SIZE, "%08x ", 2);
490dba2cc03SDeepak Ukey 	} else if ((reg_val == MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE) ||
491dba2cc03SDeepak Ukey 		(pm8001_ha->non_fatal_read_length >= total_len)) {
492dba2cc03SDeepak Ukey 		pm8001_ha->non_fatal_read_length = 0;
493dba2cc03SDeepak Ukey 		buf_copy += snprintf(buf_copy, PAGE_SIZE, "%08x ", 4);
494dba2cc03SDeepak Ukey 		pm8001_ha->non_fatal_count = 0;
495dba2cc03SDeepak Ukey 	}
496dba2cc03SDeepak Ukey 	accum_len = pm8001_mr32(nonfatal_table_address,
497dba2cc03SDeepak Ukey 			MPI_FATAL_EDUMP_TABLE_ACCUM_LEN);
498dba2cc03SDeepak Ukey 	output_length = accum_len -
499dba2cc03SDeepak Ukey 		pm8001_ha->forensic_preserved_accumulated_transfer;
500dba2cc03SDeepak Ukey 
501dba2cc03SDeepak Ukey 	for (index = 0; index < output_length/4; index++)
502dba2cc03SDeepak Ukey 		buf_copy += snprintf(buf_copy, PAGE_SIZE,
503dba2cc03SDeepak Ukey 				"%08x ", *(temp+index));
504dba2cc03SDeepak Ukey 
505dba2cc03SDeepak Ukey 	pm8001_ha->non_fatal_read_length += output_length;
506dba2cc03SDeepak Ukey 
507dba2cc03SDeepak Ukey 	/* store current accumulated length to use in next iteration as
508dba2cc03SDeepak Ukey 	 * the previous accumulated length
509dba2cc03SDeepak Ukey 	 */
510dba2cc03SDeepak Ukey 	pm8001_ha->forensic_preserved_accumulated_transfer = accum_len;
511dba2cc03SDeepak Ukey 	return (buf_copy - buf);
512dba2cc03SDeepak Ukey }
513dba2cc03SDeepak Ukey 
514f5860992SSakthivel K /**
515f5860992SSakthivel K  * read_main_config_table - read the configure table and save it.
516f5860992SSakthivel K  * @pm8001_ha: our hba card information
517f5860992SSakthivel K  */
518f5860992SSakthivel K static void read_main_config_table(struct pm8001_hba_info *pm8001_ha)
519f5860992SSakthivel K {
520f5860992SSakthivel K 	void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
521f5860992SSakthivel K 
522f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.signature	=
523f5860992SSakthivel K 		pm8001_mr32(address, MAIN_SIGNATURE_OFFSET);
524f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.interface_rev =
525f5860992SSakthivel K 		pm8001_mr32(address, MAIN_INTERFACE_REVISION);
526f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev	=
527f5860992SSakthivel K 		pm8001_mr32(address, MAIN_FW_REVISION);
528f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.max_out_io	=
529f5860992SSakthivel K 		pm8001_mr32(address, MAIN_MAX_OUTSTANDING_IO_OFFSET);
530f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.max_sgl	=
531f5860992SSakthivel K 		pm8001_mr32(address, MAIN_MAX_SGL_OFFSET);
532f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.ctrl_cap_flag =
533f5860992SSakthivel K 		pm8001_mr32(address, MAIN_CNTRL_CAP_OFFSET);
534f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.gst_offset	=
535f5860992SSakthivel K 		pm8001_mr32(address, MAIN_GST_OFFSET);
536f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_queue_offset =
537f5860992SSakthivel K 		pm8001_mr32(address, MAIN_IBQ_OFFSET);
538f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.outbound_queue_offset =
539f5860992SSakthivel K 		pm8001_mr32(address, MAIN_OBQ_OFFSET);
540f5860992SSakthivel K 
541f5860992SSakthivel K 	/* read Error Dump Offset and Length */
542f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_offset0 =
543f5860992SSakthivel K 		pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_OFFSET);
544f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_length0 =
545f5860992SSakthivel K 		pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_LENGTH);
546f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_offset1 =
547f5860992SSakthivel K 		pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_OFFSET);
548f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_length1 =
549f5860992SSakthivel K 		pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_LENGTH);
550f5860992SSakthivel K 
551f5860992SSakthivel K 	/* read GPIO LED settings from the configuration table */
552f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping =
553f5860992SSakthivel K 		pm8001_mr32(address, MAIN_GPIO_LED_FLAGS_OFFSET);
554f5860992SSakthivel K 
555f5860992SSakthivel K 	/* read analog Setting offset from the configuration table */
556f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.analog_setup_table_offset =
557f5860992SSakthivel K 		pm8001_mr32(address, MAIN_ANALOG_SETUP_OFFSET);
558f5860992SSakthivel K 
559f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.int_vec_table_offset =
560f5860992SSakthivel K 		pm8001_mr32(address, MAIN_INT_VECTOR_TABLE_OFFSET);
561f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.phy_attr_table_offset =
562f5860992SSakthivel K 		pm8001_mr32(address, MAIN_SAS_PHY_ATTR_TABLE_OFFSET);
5638414cd80SViswas G 	/* read port recover and reset timeout */
5648414cd80SViswas G 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer =
5658414cd80SViswas G 		pm8001_mr32(address, MAIN_PORT_RECOVERY_TIMER);
56624fff017SViswas G 	/* read ILA and inactive firmware version */
56724fff017SViswas G 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version =
56824fff017SViswas G 		pm8001_mr32(address, MAIN_MPI_ILA_RELEASE_TYPE);
56924fff017SViswas G 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version =
57024fff017SViswas G 		pm8001_mr32(address, MAIN_MPI_INACTIVE_FW_VERSION);
5717370672dSpeter chang 
5721b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
5737370672dSpeter chang 		   "Main cfg table: sign:%x interface rev:%x fw_rev:%x\n",
5747370672dSpeter chang 		   pm8001_ha->main_cfg_tbl.pm80xx_tbl.signature,
5757370672dSpeter chang 		   pm8001_ha->main_cfg_tbl.pm80xx_tbl.interface_rev,
5761b5d2793SJoe Perches 		   pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev);
5777370672dSpeter chang 
5781b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
5797370672dSpeter chang 		   "table offset: gst:%x iq:%x oq:%x int vec:%x phy attr:%x\n",
5807370672dSpeter chang 		   pm8001_ha->main_cfg_tbl.pm80xx_tbl.gst_offset,
5817370672dSpeter chang 		   pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_queue_offset,
5827370672dSpeter chang 		   pm8001_ha->main_cfg_tbl.pm80xx_tbl.outbound_queue_offset,
5837370672dSpeter chang 		   pm8001_ha->main_cfg_tbl.pm80xx_tbl.int_vec_table_offset,
5841b5d2793SJoe Perches 		   pm8001_ha->main_cfg_tbl.pm80xx_tbl.phy_attr_table_offset);
5857370672dSpeter chang 
5861b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
5877370672dSpeter chang 		   "Main cfg table; ila rev:%x Inactive fw rev:%x\n",
5887370672dSpeter chang 		   pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version,
5891b5d2793SJoe Perches 		   pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version);
590f5860992SSakthivel K }
591f5860992SSakthivel K 
592f5860992SSakthivel K /**
593f5860992SSakthivel K  * read_general_status_table - read the general status table and save it.
594f5860992SSakthivel K  * @pm8001_ha: our hba card information
595f5860992SSakthivel K  */
596f5860992SSakthivel K static void read_general_status_table(struct pm8001_hba_info *pm8001_ha)
597f5860992SSakthivel K {
598f5860992SSakthivel K 	void __iomem *address = pm8001_ha->general_stat_tbl_addr;
599f5860992SSakthivel K 	pm8001_ha->gs_tbl.pm80xx_tbl.gst_len_mpistate	=
600f5860992SSakthivel K 			pm8001_mr32(address, GST_GSTLEN_MPIS_OFFSET);
601f5860992SSakthivel K 	pm8001_ha->gs_tbl.pm80xx_tbl.iq_freeze_state0	=
602f5860992SSakthivel K 			pm8001_mr32(address, GST_IQ_FREEZE_STATE0_OFFSET);
603f5860992SSakthivel K 	pm8001_ha->gs_tbl.pm80xx_tbl.iq_freeze_state1	=
604f5860992SSakthivel K 			pm8001_mr32(address, GST_IQ_FREEZE_STATE1_OFFSET);
605f5860992SSakthivel K 	pm8001_ha->gs_tbl.pm80xx_tbl.msgu_tcnt		=
606f5860992SSakthivel K 			pm8001_mr32(address, GST_MSGUTCNT_OFFSET);
607f5860992SSakthivel K 	pm8001_ha->gs_tbl.pm80xx_tbl.iop_tcnt		=
608f5860992SSakthivel K 			pm8001_mr32(address, GST_IOPTCNT_OFFSET);
609f5860992SSakthivel K 	pm8001_ha->gs_tbl.pm80xx_tbl.gpio_input_val	=
610f5860992SSakthivel K 			pm8001_mr32(address, GST_GPIO_INPUT_VAL);
611f5860992SSakthivel K 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[0] =
612f5860992SSakthivel K 			pm8001_mr32(address, GST_RERRINFO_OFFSET0);
613f5860992SSakthivel K 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[1] =
614f5860992SSakthivel K 			pm8001_mr32(address, GST_RERRINFO_OFFSET1);
615f5860992SSakthivel K 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[2] =
616f5860992SSakthivel K 			pm8001_mr32(address, GST_RERRINFO_OFFSET2);
617f5860992SSakthivel K 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[3] =
618f5860992SSakthivel K 			pm8001_mr32(address, GST_RERRINFO_OFFSET3);
619f5860992SSakthivel K 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[4] =
620f5860992SSakthivel K 			pm8001_mr32(address, GST_RERRINFO_OFFSET4);
621f5860992SSakthivel K 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[5] =
622f5860992SSakthivel K 			pm8001_mr32(address, GST_RERRINFO_OFFSET5);
623f5860992SSakthivel K 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[6] =
624f5860992SSakthivel K 			pm8001_mr32(address, GST_RERRINFO_OFFSET6);
625f5860992SSakthivel K 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[7] =
626f5860992SSakthivel K 			 pm8001_mr32(address, GST_RERRINFO_OFFSET7);
627f5860992SSakthivel K }
628f5860992SSakthivel K /**
629f5860992SSakthivel K  * read_phy_attr_table - read the phy attribute table and save it.
630f5860992SSakthivel K  * @pm8001_ha: our hba card information
631f5860992SSakthivel K  */
632f5860992SSakthivel K static void read_phy_attr_table(struct pm8001_hba_info *pm8001_ha)
633f5860992SSakthivel K {
634f5860992SSakthivel K 	void __iomem *address = pm8001_ha->pspa_q_tbl_addr;
635f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[0] =
636f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE0_OFFSET);
637f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[1] =
638f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE1_OFFSET);
639f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[2] =
640f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE2_OFFSET);
641f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[3] =
642f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE3_OFFSET);
643f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[4] =
644f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE4_OFFSET);
645f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[5] =
646f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE5_OFFSET);
647f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[6] =
648f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE6_OFFSET);
649f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[7] =
650f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE7_OFFSET);
651f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[8] =
652f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE8_OFFSET);
653f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[9] =
654f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE9_OFFSET);
655f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[10] =
656f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE10_OFFSET);
657f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[11] =
658f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE11_OFFSET);
659f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[12] =
660f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE12_OFFSET);
661f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[13] =
662f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE13_OFFSET);
663f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[14] =
664f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE14_OFFSET);
665f5860992SSakthivel K 	pm8001_ha->phy_attr_table.phystart1_16[15] =
666f5860992SSakthivel K 			pm8001_mr32(address, PSPA_PHYSTATE15_OFFSET);
667f5860992SSakthivel K 
668f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[0] =
669f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID0_OFFSET);
670f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[1] =
671f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID1_OFFSET);
672f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[2] =
673f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID2_OFFSET);
674f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[3] =
675f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID3_OFFSET);
676f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[4] =
677f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID4_OFFSET);
678f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[5] =
679f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID5_OFFSET);
680f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[6] =
681f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID6_OFFSET);
682f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[7] =
683f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID7_OFFSET);
684f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[8] =
685f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID8_OFFSET);
686f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[9] =
687f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID9_OFFSET);
688f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[10] =
689f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID10_OFFSET);
690f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[11] =
691f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID11_OFFSET);
692f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[12] =
693f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID12_OFFSET);
694f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[13] =
695f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID13_OFFSET);
696f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[14] =
697f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID14_OFFSET);
698f5860992SSakthivel K 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[15] =
699f5860992SSakthivel K 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID15_OFFSET);
700f5860992SSakthivel K 
701f5860992SSakthivel K }
702f5860992SSakthivel K 
703f5860992SSakthivel K /**
704f5860992SSakthivel K  * read_inbnd_queue_table - read the inbound queue table and save it.
705f5860992SSakthivel K  * @pm8001_ha: our hba card information
706f5860992SSakthivel K  */
707f5860992SSakthivel K static void read_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
708f5860992SSakthivel K {
709f5860992SSakthivel K 	int i;
710f5860992SSakthivel K 	void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
71105c6c029SViswas G 	for (i = 0; i < PM8001_MAX_INB_NUM; i++) {
712f5860992SSakthivel K 		u32 offset = i * 0x20;
713f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[i].pi_pci_bar =
714f5860992SSakthivel K 			get_pci_bar_index(pm8001_mr32(address,
715f5860992SSakthivel K 				(offset + IB_PIPCI_BAR)));
716f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[i].pi_offset =
717f5860992SSakthivel K 			pm8001_mr32(address, (offset + IB_PIPCI_BAR_OFFSET));
718f5860992SSakthivel K 	}
719f5860992SSakthivel K }
720f5860992SSakthivel K 
721f5860992SSakthivel K /**
722f5860992SSakthivel K  * read_outbnd_queue_table - read the outbound queue table and save it.
723f5860992SSakthivel K  * @pm8001_ha: our hba card information
724f5860992SSakthivel K  */
725f5860992SSakthivel K static void read_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
726f5860992SSakthivel K {
727f5860992SSakthivel K 	int i;
728f5860992SSakthivel K 	void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
72905c6c029SViswas G 	for (i = 0; i < PM8001_MAX_OUTB_NUM; i++) {
730f5860992SSakthivel K 		u32 offset = i * 0x24;
731f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].ci_pci_bar =
732f5860992SSakthivel K 			get_pci_bar_index(pm8001_mr32(address,
733f5860992SSakthivel K 				(offset + OB_CIPCI_BAR)));
734f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].ci_offset =
735f5860992SSakthivel K 			pm8001_mr32(address, (offset + OB_CIPCI_BAR_OFFSET));
736f5860992SSakthivel K 	}
737f5860992SSakthivel K }
738f5860992SSakthivel K 
739f5860992SSakthivel K /**
740f5860992SSakthivel K  * init_default_table_values - init the default table.
741f5860992SSakthivel K  * @pm8001_ha: our hba card information
742f5860992SSakthivel K  */
743f5860992SSakthivel K static void init_default_table_values(struct pm8001_hba_info *pm8001_ha)
744f5860992SSakthivel K {
745f5860992SSakthivel K 	int i;
746f5860992SSakthivel K 	u32 offsetib, offsetob;
747f5860992SSakthivel K 	void __iomem *addressib = pm8001_ha->inbnd_q_tbl_addr;
748f5860992SSakthivel K 	void __iomem *addressob = pm8001_ha->outbnd_q_tbl_addr;
74905c6c029SViswas G 	u32 ib_offset = pm8001_ha->ib_offset;
75005c6c029SViswas G 	u32 ob_offset = pm8001_ha->ob_offset;
75105c6c029SViswas G 	u32 ci_offset = pm8001_ha->ci_offset;
75205c6c029SViswas G 	u32 pi_offset = pm8001_ha->pi_offset;
753f5860992SSakthivel K 
754f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_event_log_addr		=
755f5860992SSakthivel K 		pm8001_ha->memoryMap.region[AAP1].phys_addr_hi;
756f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_event_log_addr		=
757f5860992SSakthivel K 		pm8001_ha->memoryMap.region[AAP1].phys_addr_lo;
758f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_size		=
759f5860992SSakthivel K 							PM8001_EVENT_LOG_SIZE;
760f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_severity		= 0x01;
761f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_pcs_event_log_addr	=
762f5860992SSakthivel K 		pm8001_ha->memoryMap.region[IOP].phys_addr_hi;
763f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_pcs_event_log_addr	=
764f5860992SSakthivel K 		pm8001_ha->memoryMap.region[IOP].phys_addr_lo;
765f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_size		=
766f5860992SSakthivel K 							PM8001_EVENT_LOG_SIZE;
767f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_severity	= 0x01;
768f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt		= 0x01;
769f5860992SSakthivel K 
770c6b9ef57SSakthivel K 	/* Disable end to end CRC checking */
771c6b9ef57SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.crc_core_dump = (0x1 << 16);
772c6b9ef57SSakthivel K 
77305c6c029SViswas G 	for (i = 0; i < pm8001_ha->max_q_num; i++) {
774f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[i].element_pri_size_cnt	=
7759504a923SHans Verkuil 			PM8001_MPI_QUEUE | (pm8001_ha->iomb_size << 16) | (0x00<<30);
776f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[i].upper_base_addr	=
77705c6c029SViswas G 			pm8001_ha->memoryMap.region[ib_offset + i].phys_addr_hi;
778f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[i].lower_base_addr	=
77905c6c029SViswas G 		pm8001_ha->memoryMap.region[ib_offset + i].phys_addr_lo;
780f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[i].base_virt		=
78105c6c029SViswas G 		  (u8 *)pm8001_ha->memoryMap.region[ib_offset + i].virt_ptr;
782f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[i].total_length		=
78305c6c029SViswas G 			pm8001_ha->memoryMap.region[ib_offset + i].total_len;
784f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[i].ci_upper_base_addr	=
78505c6c029SViswas G 			pm8001_ha->memoryMap.region[ci_offset + i].phys_addr_hi;
786f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[i].ci_lower_base_addr	=
78705c6c029SViswas G 			pm8001_ha->memoryMap.region[ci_offset + i].phys_addr_lo;
788f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[i].ci_virt		=
78905c6c029SViswas G 			pm8001_ha->memoryMap.region[ci_offset + i].virt_ptr;
790f5860992SSakthivel K 		offsetib = i * 0x20;
791f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[i].pi_pci_bar		=
792f5860992SSakthivel K 			get_pci_bar_index(pm8001_mr32(addressib,
793f5860992SSakthivel K 				(offsetib + 0x14)));
794f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[i].pi_offset		=
795f5860992SSakthivel K 			pm8001_mr32(addressib, (offsetib + 0x18));
796f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[i].producer_idx		= 0;
797f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[i].consumer_index	= 0;
7987370672dSpeter chang 
7991b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, DEV,
8007370672dSpeter chang 			   "IQ %d pi_bar 0x%x pi_offset 0x%x\n", i,
8017370672dSpeter chang 			   pm8001_ha->inbnd_q_tbl[i].pi_pci_bar,
8021b5d2793SJoe Perches 			   pm8001_ha->inbnd_q_tbl[i].pi_offset);
803f5860992SSakthivel K 	}
80405c6c029SViswas G 	for (i = 0; i < pm8001_ha->max_q_num; i++) {
805f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].element_size_cnt	=
8069504a923SHans Verkuil 			PM8001_MPI_QUEUE | (pm8001_ha->iomb_size << 16) | (0x01<<30);
807f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].upper_base_addr	=
80805c6c029SViswas G 			pm8001_ha->memoryMap.region[ob_offset + i].phys_addr_hi;
809f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].lower_base_addr	=
81005c6c029SViswas G 			pm8001_ha->memoryMap.region[ob_offset + i].phys_addr_lo;
811f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].base_virt		=
81205c6c029SViswas G 		  (u8 *)pm8001_ha->memoryMap.region[ob_offset + i].virt_ptr;
813f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].total_length		=
81405c6c029SViswas G 			pm8001_ha->memoryMap.region[ob_offset + i].total_len;
815f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].pi_upper_base_addr	=
81605c6c029SViswas G 			pm8001_ha->memoryMap.region[pi_offset + i].phys_addr_hi;
817f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].pi_lower_base_addr	=
81805c6c029SViswas G 			pm8001_ha->memoryMap.region[pi_offset + i].phys_addr_lo;
819f5860992SSakthivel K 		/* interrupt vector based on oq */
820f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].interrup_vec_cnt_delay = (i << 24);
821f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].pi_virt		=
82205c6c029SViswas G 			pm8001_ha->memoryMap.region[pi_offset + i].virt_ptr;
823f5860992SSakthivel K 		offsetob = i * 0x24;
824f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].ci_pci_bar		=
825f5860992SSakthivel K 			get_pci_bar_index(pm8001_mr32(addressob,
826f5860992SSakthivel K 			offsetob + 0x14));
827f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].ci_offset		=
828f5860992SSakthivel K 			pm8001_mr32(addressob, (offsetob + 0x18));
829f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].consumer_idx		= 0;
830f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[i].producer_index	= 0;
8317370672dSpeter chang 
8321b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, DEV,
8337370672dSpeter chang 			   "OQ %d ci_bar 0x%x ci_offset 0x%x\n", i,
8347370672dSpeter chang 			   pm8001_ha->outbnd_q_tbl[i].ci_pci_bar,
8351b5d2793SJoe Perches 			   pm8001_ha->outbnd_q_tbl[i].ci_offset);
836f5860992SSakthivel K 	}
837f5860992SSakthivel K }
838f5860992SSakthivel K 
839f5860992SSakthivel K /**
840f5860992SSakthivel K  * update_main_config_table - update the main default table to the HBA.
841f5860992SSakthivel K  * @pm8001_ha: our hba card information
842f5860992SSakthivel K  */
843f5860992SSakthivel K static void update_main_config_table(struct pm8001_hba_info *pm8001_ha)
844f5860992SSakthivel K {
845f5860992SSakthivel K 	void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
846f5860992SSakthivel K 	pm8001_mw32(address, MAIN_IQNPPD_HPPD_OFFSET,
847f5860992SSakthivel K 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_q_nppd_hppd);
848f5860992SSakthivel K 	pm8001_mw32(address, MAIN_EVENT_LOG_ADDR_HI,
849f5860992SSakthivel K 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_event_log_addr);
850f5860992SSakthivel K 	pm8001_mw32(address, MAIN_EVENT_LOG_ADDR_LO,
851f5860992SSakthivel K 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_event_log_addr);
852f5860992SSakthivel K 	pm8001_mw32(address, MAIN_EVENT_LOG_BUFF_SIZE,
853f5860992SSakthivel K 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_size);
854f5860992SSakthivel K 	pm8001_mw32(address, MAIN_EVENT_LOG_OPTION,
855f5860992SSakthivel K 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_severity);
856f5860992SSakthivel K 	pm8001_mw32(address, MAIN_PCS_EVENT_LOG_ADDR_HI,
857f5860992SSakthivel K 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_pcs_event_log_addr);
858f5860992SSakthivel K 	pm8001_mw32(address, MAIN_PCS_EVENT_LOG_ADDR_LO,
859f5860992SSakthivel K 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_pcs_event_log_addr);
860f5860992SSakthivel K 	pm8001_mw32(address, MAIN_PCS_EVENT_LOG_BUFF_SIZE,
861f5860992SSakthivel K 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_size);
862f5860992SSakthivel K 	pm8001_mw32(address, MAIN_PCS_EVENT_LOG_OPTION,
863f5860992SSakthivel K 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_severity);
86472349b62SDeepak Ukey 	/* Update Fatal error interrupt vector */
86572349b62SDeepak Ukey 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt |=
86605c6c029SViswas G 					((pm8001_ha->max_q_num - 1) << 8);
867f5860992SSakthivel K 	pm8001_mw32(address, MAIN_FATAL_ERROR_INTERRUPT,
868f5860992SSakthivel K 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt);
8691b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
8707370672dSpeter chang 		   "Updated Fatal error interrupt vector 0x%x\n",
8711b5d2793SJoe Perches 		   pm8001_mr32(address, MAIN_FATAL_ERROR_INTERRUPT));
8727370672dSpeter chang 
873c6b9ef57SSakthivel K 	pm8001_mw32(address, MAIN_EVENT_CRC_CHECK,
874c6b9ef57SSakthivel K 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.crc_core_dump);
875f5860992SSakthivel K 
876f5860992SSakthivel K 	/* SPCv specific */
877f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping &= 0xCFFFFFFF;
878f5860992SSakthivel K 	/* Set GPIOLED to 0x2 for LED indicator */
879f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping |= 0x20000000;
880f5860992SSakthivel K 	pm8001_mw32(address, MAIN_GPIO_LED_FLAGS_OFFSET,
881f5860992SSakthivel K 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping);
8821b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
8837370672dSpeter chang 		   "Programming DW 0x21 in main cfg table with 0x%x\n",
8841b5d2793SJoe Perches 		   pm8001_mr32(address, MAIN_GPIO_LED_FLAGS_OFFSET));
885f5860992SSakthivel K 
886f5860992SSakthivel K 	pm8001_mw32(address, MAIN_PORT_RECOVERY_TIMER,
887f5860992SSakthivel K 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer);
888f5860992SSakthivel K 	pm8001_mw32(address, MAIN_INT_REASSERTION_DELAY,
889f5860992SSakthivel K 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.interrupt_reassertion_delay);
8908414cd80SViswas G 
8918414cd80SViswas G 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer &= 0xffff0000;
8928414cd80SViswas G 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer |=
8938414cd80SViswas G 							PORT_RECOVERY_TIMEOUT;
89461daffdeSViswas G 	if (pm8001_ha->chip_id == chip_8006) {
89561daffdeSViswas G 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer &=
89661daffdeSViswas G 					0x0000ffff;
89761daffdeSViswas G 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer |=
898196ba662SDeepak Ukey 					CHIP_8006_PORT_RECOVERY_TIMEOUT;
89961daffdeSViswas G 	}
9008414cd80SViswas G 	pm8001_mw32(address, MAIN_PORT_RECOVERY_TIMER,
9018414cd80SViswas G 			pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer);
902f5860992SSakthivel K }
903f5860992SSakthivel K 
904f5860992SSakthivel K /**
905f5860992SSakthivel K  * update_inbnd_queue_table - update the inbound queue table to the HBA.
906f5860992SSakthivel K  * @pm8001_ha: our hba card information
9076ad4a517SLee Jones  * @number: entry in the queue
908f5860992SSakthivel K  */
909f5860992SSakthivel K static void update_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha,
910f5860992SSakthivel K 					 int number)
911f5860992SSakthivel K {
912f5860992SSakthivel K 	void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
913f5860992SSakthivel K 	u16 offset = number * 0x20;
914f5860992SSakthivel K 	pm8001_mw32(address, offset + IB_PROPERITY_OFFSET,
915f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt);
916f5860992SSakthivel K 	pm8001_mw32(address, offset + IB_BASE_ADDR_HI_OFFSET,
917f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[number].upper_base_addr);
918f5860992SSakthivel K 	pm8001_mw32(address, offset + IB_BASE_ADDR_LO_OFFSET,
919f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[number].lower_base_addr);
920f5860992SSakthivel K 	pm8001_mw32(address, offset + IB_CI_BASE_ADDR_HI_OFFSET,
921f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr);
922f5860992SSakthivel K 	pm8001_mw32(address, offset + IB_CI_BASE_ADDR_LO_OFFSET,
923f5860992SSakthivel K 		pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr);
9247370672dSpeter chang 
9251b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
9267370672dSpeter chang 		   "IQ %d: Element pri size 0x%x\n",
9277370672dSpeter chang 		   number,
9281b5d2793SJoe Perches 		   pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt);
9297370672dSpeter chang 
9301b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
9317370672dSpeter chang 		   "IQ upr base addr 0x%x IQ lwr base addr 0x%x\n",
9327370672dSpeter chang 		   pm8001_ha->inbnd_q_tbl[number].upper_base_addr,
9331b5d2793SJoe Perches 		   pm8001_ha->inbnd_q_tbl[number].lower_base_addr);
9347370672dSpeter chang 
9351b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
9367370672dSpeter chang 		   "CI upper base addr 0x%x CI lower base addr 0x%x\n",
9377370672dSpeter chang 		   pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr,
9381b5d2793SJoe Perches 		   pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr);
939f5860992SSakthivel K }
940f5860992SSakthivel K 
941f5860992SSakthivel K /**
942f5860992SSakthivel K  * update_outbnd_queue_table - update the outbound queue table to the HBA.
943f5860992SSakthivel K  * @pm8001_ha: our hba card information
9446ad4a517SLee Jones  * @number: entry in the queue
945f5860992SSakthivel K  */
946f5860992SSakthivel K static void update_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha,
947f5860992SSakthivel K 						 int number)
948f5860992SSakthivel K {
949f5860992SSakthivel K 	void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
950f5860992SSakthivel K 	u16 offset = number * 0x24;
951f5860992SSakthivel K 	pm8001_mw32(address, offset + OB_PROPERITY_OFFSET,
952f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[number].element_size_cnt);
953f5860992SSakthivel K 	pm8001_mw32(address, offset + OB_BASE_ADDR_HI_OFFSET,
954f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[number].upper_base_addr);
955f5860992SSakthivel K 	pm8001_mw32(address, offset + OB_BASE_ADDR_LO_OFFSET,
956f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[number].lower_base_addr);
957f5860992SSakthivel K 	pm8001_mw32(address, offset + OB_PI_BASE_ADDR_HI_OFFSET,
958f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr);
959f5860992SSakthivel K 	pm8001_mw32(address, offset + OB_PI_BASE_ADDR_LO_OFFSET,
960f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr);
961f5860992SSakthivel K 	pm8001_mw32(address, offset + OB_INTERRUPT_COALES_OFFSET,
962f5860992SSakthivel K 		pm8001_ha->outbnd_q_tbl[number].interrup_vec_cnt_delay);
9637370672dSpeter chang 
9641b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
9657370672dSpeter chang 		   "OQ %d: Element pri size 0x%x\n",
9667370672dSpeter chang 		   number,
9671b5d2793SJoe Perches 		   pm8001_ha->outbnd_q_tbl[number].element_size_cnt);
9687370672dSpeter chang 
9691b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
9707370672dSpeter chang 		   "OQ upr base addr 0x%x OQ lwr base addr 0x%x\n",
9717370672dSpeter chang 		   pm8001_ha->outbnd_q_tbl[number].upper_base_addr,
9721b5d2793SJoe Perches 		   pm8001_ha->outbnd_q_tbl[number].lower_base_addr);
9737370672dSpeter chang 
9741b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
9757370672dSpeter chang 		   "PI upper base addr 0x%x PI lower base addr 0x%x\n",
9767370672dSpeter chang 		   pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr,
9771b5d2793SJoe Perches 		   pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr);
978f5860992SSakthivel K }
979f5860992SSakthivel K 
980f5860992SSakthivel K /**
981f5860992SSakthivel K  * mpi_init_check - check firmware initialization status.
982f5860992SSakthivel K  * @pm8001_ha: our hba card information
983f5860992SSakthivel K  */
984f5860992SSakthivel K static int mpi_init_check(struct pm8001_hba_info *pm8001_ha)
985f5860992SSakthivel K {
986f5860992SSakthivel K 	u32 max_wait_count;
987f5860992SSakthivel K 	u32 value;
988f5860992SSakthivel K 	u32 gst_len_mpistate;
989f5860992SSakthivel K 
990f5860992SSakthivel K 	/* Write bit0=1 to Inbound DoorBell Register to tell the SPC FW the
991f5860992SSakthivel K 	table is updated */
992f5860992SSakthivel K 	pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPCv_MSGU_CFG_TABLE_UPDATE);
993f5860992SSakthivel K 	/* wait until Inbound DoorBell Clear Register toggled */
994a9a923e5SAnand Kumar Santhanam 	if (IS_SPCV_12G(pm8001_ha->pdev)) {
995e90e2362Sianyar 		max_wait_count = SPCV_DOORBELL_CLEAR_TIMEOUT;
996a9a923e5SAnand Kumar Santhanam 	} else {
997e90e2362Sianyar 		max_wait_count = SPC_DOORBELL_CLEAR_TIMEOUT;
998a9a923e5SAnand Kumar Santhanam 	}
999f5860992SSakthivel K 	do {
1000f5860992SSakthivel K 		udelay(1);
1001f5860992SSakthivel K 		value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
1002f5860992SSakthivel K 		value &= SPCv_MSGU_CFG_TABLE_UPDATE;
1003f5860992SSakthivel K 	} while ((value != 0) && (--max_wait_count));
1004f5860992SSakthivel K 
100505c6c029SViswas G 	if (!max_wait_count) {
100605c6c029SViswas G 		/* additional check */
10071b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL,
10081b5d2793SJoe Perches 			   "Inb doorbell clear not toggled[value:%x]\n",
10091b5d2793SJoe Perches 			   value);
101005c6c029SViswas G 		return -EBUSY;
101105c6c029SViswas G 	}
1012f5860992SSakthivel K 	/* check the MPI-State for initialization upto 100ms*/
1013f5860992SSakthivel K 	max_wait_count = 100 * 1000;/* 100 msec */
1014f5860992SSakthivel K 	do {
1015f5860992SSakthivel K 		udelay(1);
1016f5860992SSakthivel K 		gst_len_mpistate =
1017f5860992SSakthivel K 			pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
1018f5860992SSakthivel K 					GST_GSTLEN_MPIS_OFFSET);
1019f5860992SSakthivel K 	} while ((GST_MPI_STATE_INIT !=
1020f5860992SSakthivel K 		(gst_len_mpistate & GST_MPI_STATE_MASK)) && (--max_wait_count));
1021f5860992SSakthivel K 	if (!max_wait_count)
102205c6c029SViswas G 		return -EBUSY;
1023f5860992SSakthivel K 
1024f5860992SSakthivel K 	/* check MPI Initialization error */
1025f5860992SSakthivel K 	gst_len_mpistate = gst_len_mpistate >> 16;
1026f5860992SSakthivel K 	if (0x0000 != gst_len_mpistate)
102705c6c029SViswas G 		return -EBUSY;
1028f5860992SSakthivel K 
1029f5860992SSakthivel K 	return 0;
1030f5860992SSakthivel K }
1031f5860992SSakthivel K 
1032f5860992SSakthivel K /**
1033f5860992SSakthivel K  * check_fw_ready - The LLDD check if the FW is ready, if not, return error.
103448cd6b38Sakshatzen  * This function sleeps hence it must not be used in atomic context.
1035f5860992SSakthivel K  * @pm8001_ha: our hba card information
1036f5860992SSakthivel K  */
1037f5860992SSakthivel K static int check_fw_ready(struct pm8001_hba_info *pm8001_ha)
1038f5860992SSakthivel K {
1039f5860992SSakthivel K 	u32 value;
1040f5860992SSakthivel K 	u32 max_wait_count;
1041f5860992SSakthivel K 	u32 max_wait_time;
1042f5860992SSakthivel K 	int ret = 0;
1043f5860992SSakthivel K 
1044f5860992SSakthivel K 	/* reset / PCIe ready */
104548cd6b38Sakshatzen 	max_wait_time = max_wait_count = 5;	/* 100 milli sec */
1046f5860992SSakthivel K 	do {
104748cd6b38Sakshatzen 		msleep(FW_READY_INTERVAL);
1048f5860992SSakthivel K 		value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
1049f5860992SSakthivel K 	} while ((value == 0xFFFFFFFF) && (--max_wait_count));
1050f5860992SSakthivel K 
1051f5860992SSakthivel K 	/* check ila status */
105248cd6b38Sakshatzen 	max_wait_time = max_wait_count = 50;	/* 1000 milli sec */
1053f5860992SSakthivel K 	do {
105448cd6b38Sakshatzen 		msleep(FW_READY_INTERVAL);
1055f5860992SSakthivel K 		value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
1056f5860992SSakthivel K 	} while (((value & SCRATCH_PAD_ILA_READY) !=
1057f5860992SSakthivel K 			SCRATCH_PAD_ILA_READY) && (--max_wait_count));
1058f5860992SSakthivel K 	if (!max_wait_count)
1059f5860992SSakthivel K 		ret = -1;
1060f5860992SSakthivel K 	else {
10611b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
10621b5d2793SJoe Perches 			   " ila ready status in %d millisec\n",
10631b5d2793SJoe Perches 			   (max_wait_time - max_wait_count));
1064f5860992SSakthivel K 	}
1065f5860992SSakthivel K 
1066f5860992SSakthivel K 	/* check RAAE status */
106748cd6b38Sakshatzen 	max_wait_time = max_wait_count = 90;	/* 1800 milli sec */
1068f5860992SSakthivel K 	do {
106948cd6b38Sakshatzen 		msleep(FW_READY_INTERVAL);
1070f5860992SSakthivel K 		value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
1071f5860992SSakthivel K 	} while (((value & SCRATCH_PAD_RAAE_READY) !=
1072f5860992SSakthivel K 				SCRATCH_PAD_RAAE_READY) && (--max_wait_count));
1073f5860992SSakthivel K 	if (!max_wait_count)
1074f5860992SSakthivel K 		ret = -1;
1075f5860992SSakthivel K 	else {
10761b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
10771b5d2793SJoe Perches 			   " raae ready status in %d millisec\n",
10781b5d2793SJoe Perches 			   (max_wait_time - max_wait_count));
1079f5860992SSakthivel K 	}
1080f5860992SSakthivel K 
1081f5860992SSakthivel K 	/* check iop0 status */
108248cd6b38Sakshatzen 	max_wait_time = max_wait_count = 30;	/* 600 milli sec */
1083f5860992SSakthivel K 	do {
108448cd6b38Sakshatzen 		msleep(FW_READY_INTERVAL);
1085f5860992SSakthivel K 		value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
1086f5860992SSakthivel K 	} while (((value & SCRATCH_PAD_IOP0_READY) != SCRATCH_PAD_IOP0_READY) &&
1087f5860992SSakthivel K 			(--max_wait_count));
1088f5860992SSakthivel K 	if (!max_wait_count)
1089f5860992SSakthivel K 		ret = -1;
1090f5860992SSakthivel K 	else {
10911b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
10921b5d2793SJoe Perches 			   " iop0 ready status in %d millisec\n",
10931b5d2793SJoe Perches 			   (max_wait_time - max_wait_count));
1094f5860992SSakthivel K 	}
1095f5860992SSakthivel K 
1096f5860992SSakthivel K 	/* check iop1 status only for 16 port controllers */
1097f5860992SSakthivel K 	if ((pm8001_ha->chip_id != chip_8008) &&
1098f5860992SSakthivel K 			(pm8001_ha->chip_id != chip_8009)) {
1099f5860992SSakthivel K 		/* 200 milli sec */
110048cd6b38Sakshatzen 		max_wait_time = max_wait_count = 10;
1101f5860992SSakthivel K 		do {
110248cd6b38Sakshatzen 			msleep(FW_READY_INTERVAL);
1103f5860992SSakthivel K 			value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
1104f5860992SSakthivel K 		} while (((value & SCRATCH_PAD_IOP1_READY) !=
1105f5860992SSakthivel K 				SCRATCH_PAD_IOP1_READY) && (--max_wait_count));
1106f5860992SSakthivel K 		if (!max_wait_count)
1107f5860992SSakthivel K 			ret = -1;
1108f5860992SSakthivel K 		else {
11091b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, MSG,
1110f5860992SSakthivel K 				   "iop1 ready status in %d millisec\n",
11111b5d2793SJoe Perches 				   (max_wait_time - max_wait_count));
1112f5860992SSakthivel K 		}
1113f5860992SSakthivel K 	}
1114f5860992SSakthivel K 
1115f5860992SSakthivel K 	return ret;
1116f5860992SSakthivel K }
1117f5860992SSakthivel K 
1118f5860992SSakthivel K static void init_pci_device_addresses(struct pm8001_hba_info *pm8001_ha)
1119f5860992SSakthivel K {
1120f5860992SSakthivel K 	void __iomem *base_addr;
1121f5860992SSakthivel K 	u32	value;
1122f5860992SSakthivel K 	u32	offset;
1123f5860992SSakthivel K 	u32	pcibar;
1124f5860992SSakthivel K 	u32	pcilogic;
1125f5860992SSakthivel K 
1126f5860992SSakthivel K 	value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
1127f5860992SSakthivel K 	offset = value & 0x03FFFFFF; /* scratch pad 0 TBL address */
1128f5860992SSakthivel K 
11291b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV, "Scratchpad 0 Offset: 0x%x value 0x%x\n",
11301b5d2793SJoe Perches 		   offset, value);
1131f5860992SSakthivel K 	pcilogic = (value & 0xFC000000) >> 26;
1132f5860992SSakthivel K 	pcibar = get_pci_bar_index(pcilogic);
11331b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "Scratchpad 0 PCI BAR: %d\n", pcibar);
1134f5860992SSakthivel K 	pm8001_ha->main_cfg_tbl_addr = base_addr =
1135f5860992SSakthivel K 		pm8001_ha->io_mem[pcibar].memvirtaddr + offset;
1136f5860992SSakthivel K 	pm8001_ha->general_stat_tbl_addr =
1137f5860992SSakthivel K 		base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x18) &
1138f5860992SSakthivel K 					0xFFFFFF);
1139f5860992SSakthivel K 	pm8001_ha->inbnd_q_tbl_addr =
1140f5860992SSakthivel K 		base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C) &
1141f5860992SSakthivel K 					0xFFFFFF);
1142f5860992SSakthivel K 	pm8001_ha->outbnd_q_tbl_addr =
1143f5860992SSakthivel K 		base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x20) &
1144f5860992SSakthivel K 					0xFFFFFF);
1145f5860992SSakthivel K 	pm8001_ha->ivt_tbl_addr =
1146f5860992SSakthivel K 		base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x8C) &
1147f5860992SSakthivel K 					0xFFFFFF);
1148f5860992SSakthivel K 	pm8001_ha->pspa_q_tbl_addr =
1149f5860992SSakthivel K 		base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x90) &
1150f5860992SSakthivel K 					0xFFFFFF);
1151d078b511SAnand Kumar Santhanam 	pm8001_ha->fatal_tbl_addr =
1152d078b511SAnand Kumar Santhanam 		base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0xA0) &
1153d078b511SAnand Kumar Santhanam 					0xFFFFFF);
1154f5860992SSakthivel K 
11551b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "GST OFFSET 0x%x\n",
11561b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, pcibar, offset + 0x18));
11571b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "INBND OFFSET 0x%x\n",
11581b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C));
11591b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "OBND OFFSET 0x%x\n",
11601b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, pcibar, offset + 0x20));
11611b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "IVT OFFSET 0x%x\n",
11621b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, pcibar, offset + 0x8C));
11631b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "PSPA OFFSET 0x%x\n",
11641b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, pcibar, offset + 0x90));
11651b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "addr - main cfg %p general status %p\n",
1166f5860992SSakthivel K 		   pm8001_ha->main_cfg_tbl_addr,
11671b5d2793SJoe Perches 		   pm8001_ha->general_stat_tbl_addr);
11681b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "addr - inbnd %p obnd %p\n",
1169f5860992SSakthivel K 		   pm8001_ha->inbnd_q_tbl_addr,
11701b5d2793SJoe Perches 		   pm8001_ha->outbnd_q_tbl_addr);
11711b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "addr - pspa %p ivt %p\n",
1172f5860992SSakthivel K 		   pm8001_ha->pspa_q_tbl_addr,
11731b5d2793SJoe Perches 		   pm8001_ha->ivt_tbl_addr);
1174f5860992SSakthivel K }
1175f5860992SSakthivel K 
1176f5860992SSakthivel K /**
1177f5860992SSakthivel K  * pm80xx_set_thermal_config - support the thermal configuration
1178f5860992SSakthivel K  * @pm8001_ha: our hba card information.
1179f5860992SSakthivel K  */
1180a6cb3d01SSakthivel K int
1181f5860992SSakthivel K pm80xx_set_thermal_config(struct pm8001_hba_info *pm8001_ha)
1182f5860992SSakthivel K {
1183f5860992SSakthivel K 	struct set_ctrl_cfg_req payload;
1184f5860992SSakthivel K 	struct inbound_queue_table *circularQ;
1185f5860992SSakthivel K 	int rc;
1186f5860992SSakthivel K 	u32 tag;
1187f5860992SSakthivel K 	u32 opc = OPC_INB_SET_CONTROLLER_CONFIG;
1188842784e0SViswas G 	u32 page_code;
1189f5860992SSakthivel K 
1190f5860992SSakthivel K 	memset(&payload, 0, sizeof(struct set_ctrl_cfg_req));
1191f5860992SSakthivel K 	rc = pm8001_tag_alloc(pm8001_ha, &tag);
1192f5860992SSakthivel K 	if (rc)
1193f5860992SSakthivel K 		return -1;
1194f5860992SSakthivel K 
1195f5860992SSakthivel K 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
1196f5860992SSakthivel K 	payload.tag = cpu_to_le32(tag);
1197842784e0SViswas G 
1198842784e0SViswas G 	if (IS_SPCV_12G(pm8001_ha->pdev))
1199842784e0SViswas G 		page_code = THERMAL_PAGE_CODE_7H;
1200842784e0SViswas G 	else
1201842784e0SViswas G 		page_code = THERMAL_PAGE_CODE_8H;
1202842784e0SViswas G 
1203f5860992SSakthivel K 	payload.cfg_pg[0] = (THERMAL_LOG_ENABLE << 9) |
1204842784e0SViswas G 				(THERMAL_ENABLE << 8) | page_code;
1205f5860992SSakthivel K 	payload.cfg_pg[1] = (LTEMPHIL << 24) | (RTEMPHIL << 8);
1206f5860992SSakthivel K 
12071b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
12087370672dSpeter chang 		   "Setting up thermal config. cfg_pg 0 0x%x cfg_pg 1 0x%x\n",
12091b5d2793SJoe Perches 		   payload.cfg_pg[0], payload.cfg_pg[1]);
12107370672dSpeter chang 
121191a43fa6Speter chang 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload,
121291a43fa6Speter chang 			sizeof(payload), 0);
12135533abcaSTomas Henzl 	if (rc)
12145533abcaSTomas Henzl 		pm8001_tag_free(pm8001_ha, tag);
1215f5860992SSakthivel K 	return rc;
1216f5860992SSakthivel K 
1217f5860992SSakthivel K }
1218f5860992SSakthivel K 
1219f5860992SSakthivel K /**
1220a6cb3d01SSakthivel K * pm80xx_set_sas_protocol_timer_config - support the SAS Protocol
1221a6cb3d01SSakthivel K * Timer configuration page
1222a6cb3d01SSakthivel K * @pm8001_ha: our hba card information.
1223a6cb3d01SSakthivel K */
1224a6cb3d01SSakthivel K static int
1225a6cb3d01SSakthivel K pm80xx_set_sas_protocol_timer_config(struct pm8001_hba_info *pm8001_ha)
1226a6cb3d01SSakthivel K {
1227a6cb3d01SSakthivel K 	struct set_ctrl_cfg_req payload;
1228a6cb3d01SSakthivel K 	struct inbound_queue_table *circularQ;
1229a6cb3d01SSakthivel K 	SASProtocolTimerConfig_t SASConfigPage;
1230a6cb3d01SSakthivel K 	int rc;
1231a6cb3d01SSakthivel K 	u32 tag;
1232a6cb3d01SSakthivel K 	u32 opc = OPC_INB_SET_CONTROLLER_CONFIG;
1233a6cb3d01SSakthivel K 
1234a6cb3d01SSakthivel K 	memset(&payload, 0, sizeof(struct set_ctrl_cfg_req));
1235a6cb3d01SSakthivel K 	memset(&SASConfigPage, 0, sizeof(SASProtocolTimerConfig_t));
1236a6cb3d01SSakthivel K 
1237a6cb3d01SSakthivel K 	rc = pm8001_tag_alloc(pm8001_ha, &tag);
1238a6cb3d01SSakthivel K 
1239a6cb3d01SSakthivel K 	if (rc)
1240a6cb3d01SSakthivel K 		return -1;
1241a6cb3d01SSakthivel K 
1242a6cb3d01SSakthivel K 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
1243a6cb3d01SSakthivel K 	payload.tag = cpu_to_le32(tag);
1244a6cb3d01SSakthivel K 
1245a6cb3d01SSakthivel K 	SASConfigPage.pageCode        =  SAS_PROTOCOL_TIMER_CONFIG_PAGE;
1246a6cb3d01SSakthivel K 	SASConfigPage.MST_MSI         =  3 << 15;
1247a6cb3d01SSakthivel K 	SASConfigPage.STP_SSP_MCT_TMO =  (STP_MCT_TMO << 16) | SSP_MCT_TMO;
1248a6cb3d01SSakthivel K 	SASConfigPage.STP_FRM_TMO     = (SAS_MAX_OPEN_TIME << 24) |
1249a6cb3d01SSakthivel K 				(SMP_MAX_CONN_TIMER << 16) | STP_FRM_TIMER;
1250a6cb3d01SSakthivel K 	SASConfigPage.STP_IDLE_TMO    =  STP_IDLE_TIME;
1251a6cb3d01SSakthivel K 
1252a6cb3d01SSakthivel K 	if (SASConfigPage.STP_IDLE_TMO > 0x3FFFFFF)
1253a6cb3d01SSakthivel K 		SASConfigPage.STP_IDLE_TMO = 0x3FFFFFF;
1254a6cb3d01SSakthivel K 
1255a6cb3d01SSakthivel K 
1256a6cb3d01SSakthivel K 	SASConfigPage.OPNRJT_RTRY_INTVL =         (SAS_MFD << 16) |
1257a6cb3d01SSakthivel K 						SAS_OPNRJT_RTRY_INTVL;
1258a6cb3d01SSakthivel K 	SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO =  (SAS_DOPNRJT_RTRY_TMO << 16)
1259a6cb3d01SSakthivel K 						| SAS_COPNRJT_RTRY_TMO;
1260a6cb3d01SSakthivel K 	SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR =  (SAS_DOPNRJT_RTRY_THR << 16)
1261a6cb3d01SSakthivel K 						| SAS_COPNRJT_RTRY_THR;
1262a6cb3d01SSakthivel K 	SASConfigPage.MAX_AIP =  SAS_MAX_AIP;
1263a6cb3d01SSakthivel K 
12641b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.pageCode 0x%08x\n",
12651b5d2793SJoe Perches 		   SASConfigPage.pageCode);
12661b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.MST_MSI  0x%08x\n",
12671b5d2793SJoe Perches 		   SASConfigPage.MST_MSI);
12681b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_SSP_MCT_TMO  0x%08x\n",
12691b5d2793SJoe Perches 		   SASConfigPage.STP_SSP_MCT_TMO);
12701b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_FRM_TMO  0x%08x\n",
12711b5d2793SJoe Perches 		   SASConfigPage.STP_FRM_TMO);
12721b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_IDLE_TMO  0x%08x\n",
12731b5d2793SJoe Perches 		   SASConfigPage.STP_IDLE_TMO);
12741b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.OPNRJT_RTRY_INTVL  0x%08x\n",
12751b5d2793SJoe Perches 		   SASConfigPage.OPNRJT_RTRY_INTVL);
12761b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO  0x%08x\n",
12771b5d2793SJoe Perches 		   SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO);
12781b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR  0x%08x\n",
12791b5d2793SJoe Perches 		   SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR);
12801b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.MAX_AIP  0x%08x\n",
12811b5d2793SJoe Perches 		   SASConfigPage.MAX_AIP);
1282a6cb3d01SSakthivel K 
1283a6cb3d01SSakthivel K 	memcpy(&payload.cfg_pg, &SASConfigPage,
1284a6cb3d01SSakthivel K 			 sizeof(SASProtocolTimerConfig_t));
1285a6cb3d01SSakthivel K 
128691a43fa6Speter chang 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload,
128791a43fa6Speter chang 			sizeof(payload), 0);
12885533abcaSTomas Henzl 	if (rc)
12895533abcaSTomas Henzl 		pm8001_tag_free(pm8001_ha, tag);
1290a6cb3d01SSakthivel K 
1291a6cb3d01SSakthivel K 	return rc;
1292a6cb3d01SSakthivel K }
1293a6cb3d01SSakthivel K 
1294a6cb3d01SSakthivel K /**
1295f5860992SSakthivel K  * pm80xx_get_encrypt_info - Check for encryption
1296f5860992SSakthivel K  * @pm8001_ha: our hba card information.
1297f5860992SSakthivel K  */
1298f5860992SSakthivel K static int
1299f5860992SSakthivel K pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha)
1300f5860992SSakthivel K {
1301f5860992SSakthivel K 	u32 scratch3_value;
1302da225498SRickard Strandqvist 	int ret = -1;
1303f5860992SSakthivel K 
1304f5860992SSakthivel K 	/* Read encryption status from SCRATCH PAD 3 */
1305f5860992SSakthivel K 	scratch3_value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
1306f5860992SSakthivel K 
1307f5860992SSakthivel K 	if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
1308f5860992SSakthivel K 					SCRATCH_PAD3_ENC_READY) {
1309f5860992SSakthivel K 		if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
1310f5860992SSakthivel K 			pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
1311f5860992SSakthivel K 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1312f5860992SSakthivel K 						SCRATCH_PAD3_SMF_ENABLED)
1313f5860992SSakthivel K 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
1314f5860992SSakthivel K 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1315f5860992SSakthivel K 						SCRATCH_PAD3_SMA_ENABLED)
1316f5860992SSakthivel K 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
1317f5860992SSakthivel K 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1318f5860992SSakthivel K 						SCRATCH_PAD3_SMB_ENABLED)
1319f5860992SSakthivel K 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
1320f5860992SSakthivel K 		pm8001_ha->encrypt_info.status = 0;
13211b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, INIT,
13221b5d2793SJoe Perches 			   "Encryption: SCRATCH_PAD3_ENC_READY 0x%08X.Cipher mode 0x%x Sec mode 0x%x status 0x%x\n",
13231b5d2793SJoe Perches 			   scratch3_value,
13241b5d2793SJoe Perches 			   pm8001_ha->encrypt_info.cipher_mode,
1325f5860992SSakthivel K 			   pm8001_ha->encrypt_info.sec_mode,
13261b5d2793SJoe Perches 			   pm8001_ha->encrypt_info.status);
1327f5860992SSakthivel K 		ret = 0;
1328f5860992SSakthivel K 	} else if ((scratch3_value & SCRATCH_PAD3_ENC_READY) ==
1329f5860992SSakthivel K 					SCRATCH_PAD3_ENC_DISABLED) {
13301b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, INIT,
1331f5860992SSakthivel K 			   "Encryption: SCRATCH_PAD3_ENC_DISABLED 0x%08X\n",
13321b5d2793SJoe Perches 			   scratch3_value);
1333f5860992SSakthivel K 		pm8001_ha->encrypt_info.status = 0xFFFFFFFF;
1334f5860992SSakthivel K 		pm8001_ha->encrypt_info.cipher_mode = 0;
1335f5860992SSakthivel K 		pm8001_ha->encrypt_info.sec_mode = 0;
1336da225498SRickard Strandqvist 		ret = 0;
1337f5860992SSakthivel K 	} else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
1338f5860992SSakthivel K 				SCRATCH_PAD3_ENC_DIS_ERR) {
1339f5860992SSakthivel K 		pm8001_ha->encrypt_info.status =
1340f5860992SSakthivel K 			(scratch3_value & SCRATCH_PAD3_ERR_CODE) >> 16;
1341f5860992SSakthivel K 		if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
1342f5860992SSakthivel K 			pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
1343f5860992SSakthivel K 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1344f5860992SSakthivel K 					SCRATCH_PAD3_SMF_ENABLED)
1345f5860992SSakthivel K 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
1346f5860992SSakthivel K 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1347f5860992SSakthivel K 					SCRATCH_PAD3_SMA_ENABLED)
1348f5860992SSakthivel K 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
1349f5860992SSakthivel K 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1350f5860992SSakthivel K 					SCRATCH_PAD3_SMB_ENABLED)
1351f5860992SSakthivel K 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
13521b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, INIT,
13531b5d2793SJoe Perches 			   "Encryption: SCRATCH_PAD3_DIS_ERR 0x%08X.Cipher mode 0x%x sec mode 0x%x status 0x%x\n",
13541b5d2793SJoe Perches 			   scratch3_value,
13551b5d2793SJoe Perches 			   pm8001_ha->encrypt_info.cipher_mode,
1356f5860992SSakthivel K 			   pm8001_ha->encrypt_info.sec_mode,
13571b5d2793SJoe Perches 			   pm8001_ha->encrypt_info.status);
1358f5860992SSakthivel K 	} else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
1359f5860992SSakthivel K 				 SCRATCH_PAD3_ENC_ENA_ERR) {
1360f5860992SSakthivel K 
1361f5860992SSakthivel K 		pm8001_ha->encrypt_info.status =
1362f5860992SSakthivel K 			(scratch3_value & SCRATCH_PAD3_ERR_CODE) >> 16;
1363f5860992SSakthivel K 		if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
1364f5860992SSakthivel K 			pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
1365f5860992SSakthivel K 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1366f5860992SSakthivel K 					SCRATCH_PAD3_SMF_ENABLED)
1367f5860992SSakthivel K 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
1368f5860992SSakthivel K 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1369f5860992SSakthivel K 					SCRATCH_PAD3_SMA_ENABLED)
1370f5860992SSakthivel K 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
1371f5860992SSakthivel K 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1372f5860992SSakthivel K 					SCRATCH_PAD3_SMB_ENABLED)
1373f5860992SSakthivel K 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
1374f5860992SSakthivel K 
13751b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, INIT,
13761b5d2793SJoe Perches 			   "Encryption: SCRATCH_PAD3_ENA_ERR 0x%08X.Cipher mode 0x%x sec mode 0x%x status 0x%x\n",
13771b5d2793SJoe Perches 			   scratch3_value,
13781b5d2793SJoe Perches 			   pm8001_ha->encrypt_info.cipher_mode,
1379f5860992SSakthivel K 			   pm8001_ha->encrypt_info.sec_mode,
13801b5d2793SJoe Perches 			   pm8001_ha->encrypt_info.status);
1381f5860992SSakthivel K 	}
1382f5860992SSakthivel K 	return ret;
1383f5860992SSakthivel K }
1384f5860992SSakthivel K 
1385f5860992SSakthivel K /**
1386f5860992SSakthivel K  * pm80xx_encrypt_update - update flash with encryption informtion
1387f5860992SSakthivel K  * @pm8001_ha: our hba card information.
1388f5860992SSakthivel K  */
1389f5860992SSakthivel K static int pm80xx_encrypt_update(struct pm8001_hba_info *pm8001_ha)
1390f5860992SSakthivel K {
1391f5860992SSakthivel K 	struct kek_mgmt_req payload;
1392f5860992SSakthivel K 	struct inbound_queue_table *circularQ;
1393f5860992SSakthivel K 	int rc;
1394f5860992SSakthivel K 	u32 tag;
1395f5860992SSakthivel K 	u32 opc = OPC_INB_KEK_MANAGEMENT;
1396f5860992SSakthivel K 
1397f5860992SSakthivel K 	memset(&payload, 0, sizeof(struct kek_mgmt_req));
1398f5860992SSakthivel K 	rc = pm8001_tag_alloc(pm8001_ha, &tag);
1399f5860992SSakthivel K 	if (rc)
1400f5860992SSakthivel K 		return -1;
1401f5860992SSakthivel K 
1402f5860992SSakthivel K 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
1403f5860992SSakthivel K 	payload.tag = cpu_to_le32(tag);
1404f5860992SSakthivel K 	/* Currently only one key is used. New KEK index is 1.
1405f5860992SSakthivel K 	 * Current KEK index is 1. Store KEK to NVRAM is 1.
1406f5860992SSakthivel K 	 */
1407f5860992SSakthivel K 	payload.new_curidx_ksop = ((1 << 24) | (1 << 16) | (1 << 8) |
1408f5860992SSakthivel K 					KEK_MGMT_SUBOP_KEYCARDUPDATE);
1409f5860992SSakthivel K 
14101b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
14117370672dSpeter chang 		   "Saving Encryption info to flash. payload 0x%x\n",
14121b5d2793SJoe Perches 		   payload.new_curidx_ksop);
14137370672dSpeter chang 
141491a43fa6Speter chang 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload,
141591a43fa6Speter chang 			sizeof(payload), 0);
14165533abcaSTomas Henzl 	if (rc)
14175533abcaSTomas Henzl 		pm8001_tag_free(pm8001_ha, tag);
1418f5860992SSakthivel K 
1419f5860992SSakthivel K 	return rc;
1420f5860992SSakthivel K }
1421f5860992SSakthivel K 
1422f5860992SSakthivel K /**
1423f5860992SSakthivel K  * pm8001_chip_init - the main init function that initialize whole PM8001 chip.
1424f5860992SSakthivel K  * @pm8001_ha: our hba card information
1425f5860992SSakthivel K  */
1426f5860992SSakthivel K static int pm80xx_chip_init(struct pm8001_hba_info *pm8001_ha)
1427f5860992SSakthivel K {
1428f5860992SSakthivel K 	int ret;
1429f5860992SSakthivel K 	u8 i = 0;
1430f5860992SSakthivel K 
1431f5860992SSakthivel K 	/* check the firmware status */
1432f5860992SSakthivel K 	if (-1 == check_fw_ready(pm8001_ha)) {
14331b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "Firmware is not ready!\n");
1434f5860992SSakthivel K 		return -EBUSY;
1435f5860992SSakthivel K 	}
1436f5860992SSakthivel K 
143772349b62SDeepak Ukey 	/* Initialize the controller fatal error flag */
143872349b62SDeepak Ukey 	pm8001_ha->controller_fatal_error = false;
143972349b62SDeepak Ukey 
1440f5860992SSakthivel K 	/* Initialize pci space address eg: mpi offset */
1441f5860992SSakthivel K 	init_pci_device_addresses(pm8001_ha);
1442f5860992SSakthivel K 	init_default_table_values(pm8001_ha);
1443f5860992SSakthivel K 	read_main_config_table(pm8001_ha);
1444f5860992SSakthivel K 	read_general_status_table(pm8001_ha);
1445f5860992SSakthivel K 	read_inbnd_queue_table(pm8001_ha);
1446f5860992SSakthivel K 	read_outbnd_queue_table(pm8001_ha);
1447f5860992SSakthivel K 	read_phy_attr_table(pm8001_ha);
1448f5860992SSakthivel K 
1449f5860992SSakthivel K 	/* update main config table ,inbound table and outbound table */
1450f5860992SSakthivel K 	update_main_config_table(pm8001_ha);
145105c6c029SViswas G 	for (i = 0; i < pm8001_ha->max_q_num; i++) {
1452f5860992SSakthivel K 		update_inbnd_queue_table(pm8001_ha, i);
1453f5860992SSakthivel K 		update_outbnd_queue_table(pm8001_ha, i);
145405c6c029SViswas G 	}
1455f5860992SSakthivel K 	/* notify firmware update finished and check initialization status */
1456f5860992SSakthivel K 	if (0 == mpi_init_check(pm8001_ha)) {
14571b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, INIT, "MPI initialize successful!\n");
1458f5860992SSakthivel K 	} else
1459f5860992SSakthivel K 		return -EBUSY;
1460f5860992SSakthivel K 
1461a6cb3d01SSakthivel K 	/* send SAS protocol timer configuration page to FW */
1462a6cb3d01SSakthivel K 	ret = pm80xx_set_sas_protocol_timer_config(pm8001_ha);
1463f5860992SSakthivel K 
1464f5860992SSakthivel K 	/* Check for encryption */
1465f5860992SSakthivel K 	if (pm8001_ha->chip->encrypt) {
14661b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, INIT, "Checking for encryption\n");
1467f5860992SSakthivel K 		ret = pm80xx_get_encrypt_info(pm8001_ha);
1468f5860992SSakthivel K 		if (ret == -1) {
14691b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, INIT, "Encryption error !!\n");
1470f5860992SSakthivel K 			if (pm8001_ha->encrypt_info.status == 0x81) {
14711b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, INIT,
14721b5d2793SJoe Perches 					   "Encryption enabled with error.Saving encryption key to flash\n");
1473f5860992SSakthivel K 				pm80xx_encrypt_update(pm8001_ha);
1474f5860992SSakthivel K 			}
1475f5860992SSakthivel K 		}
1476f5860992SSakthivel K 	}
1477f5860992SSakthivel K 	return 0;
1478f5860992SSakthivel K }
1479f5860992SSakthivel K 
1480f5860992SSakthivel K static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha)
1481f5860992SSakthivel K {
1482f5860992SSakthivel K 	u32 max_wait_count;
1483f5860992SSakthivel K 	u32 value;
1484f5860992SSakthivel K 	u32 gst_len_mpistate;
1485f5860992SSakthivel K 	init_pci_device_addresses(pm8001_ha);
1486f5860992SSakthivel K 	/* Write bit1=1 to Inbound DoorBell Register to tell the SPC FW the
1487f5860992SSakthivel K 	table is stop */
1488f5860992SSakthivel K 	pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPCv_MSGU_CFG_TABLE_RESET);
1489f5860992SSakthivel K 
1490f5860992SSakthivel K 	/* wait until Inbound DoorBell Clear Register toggled */
1491a9a923e5SAnand Kumar Santhanam 	if (IS_SPCV_12G(pm8001_ha->pdev)) {
1492a9a923e5SAnand Kumar Santhanam 		max_wait_count = 4 * 1000 * 1000;/* 4 sec */
1493a9a923e5SAnand Kumar Santhanam 	} else {
1494a9a923e5SAnand Kumar Santhanam 		max_wait_count = 2 * 1000 * 1000;/* 2 sec */
1495a9a923e5SAnand Kumar Santhanam 	}
1496f5860992SSakthivel K 	do {
1497f5860992SSakthivel K 		udelay(1);
1498f5860992SSakthivel K 		value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
1499f5860992SSakthivel K 		value &= SPCv_MSGU_CFG_TABLE_RESET;
1500f5860992SSakthivel K 	} while ((value != 0) && (--max_wait_count));
1501f5860992SSakthivel K 
1502f5860992SSakthivel K 	if (!max_wait_count) {
15031b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT:IBDB value/=%x\n", value);
1504f5860992SSakthivel K 		return -1;
1505f5860992SSakthivel K 	}
1506f5860992SSakthivel K 
1507f5860992SSakthivel K 	/* check the MPI-State for termination in progress */
1508f5860992SSakthivel K 	/* wait until Inbound DoorBell Clear Register toggled */
1509f5860992SSakthivel K 	max_wait_count = 2 * 1000 * 1000;	/* 2 sec for spcv/ve */
1510f5860992SSakthivel K 	do {
1511f5860992SSakthivel K 		udelay(1);
1512f5860992SSakthivel K 		gst_len_mpistate =
1513f5860992SSakthivel K 			pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
1514f5860992SSakthivel K 			GST_GSTLEN_MPIS_OFFSET);
1515f5860992SSakthivel K 		if (GST_MPI_STATE_UNINIT ==
1516f5860992SSakthivel K 			(gst_len_mpistate & GST_MPI_STATE_MASK))
1517f5860992SSakthivel K 			break;
1518f5860992SSakthivel K 	} while (--max_wait_count);
1519f5860992SSakthivel K 	if (!max_wait_count) {
15201b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, " TIME OUT MPI State = 0x%x\n",
15211b5d2793SJoe Perches 			   gst_len_mpistate & GST_MPI_STATE_MASK);
1522f5860992SSakthivel K 		return -1;
1523f5860992SSakthivel K 	}
1524f5860992SSakthivel K 
1525f5860992SSakthivel K 	return 0;
1526f5860992SSakthivel K }
1527f5860992SSakthivel K 
1528f5860992SSakthivel K /**
1529f5860992SSakthivel K  * pm8001_chip_soft_rst - soft reset the PM8001 chip, so that the clear all
1530f5860992SSakthivel K  * the FW register status to the originated status.
1531f5860992SSakthivel K  * @pm8001_ha: our hba card information
1532f5860992SSakthivel K  */
1533f5860992SSakthivel K 
1534f5860992SSakthivel K static int
1535f5860992SSakthivel K pm80xx_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
1536f5860992SSakthivel K {
1537f5860992SSakthivel K 	u32 regval;
1538f5860992SSakthivel K 	u32 bootloader_state;
153906f12f22SAnand Kumar Santhanam 	u32 ibutton0, ibutton1;
1540f5860992SSakthivel K 
154172349b62SDeepak Ukey 	/* Process MPI table uninitialization only if FW is ready */
154272349b62SDeepak Ukey 	if (!pm8001_ha->controller_fatal_error) {
1543f5860992SSakthivel K 		/* Check if MPI is in ready state to reset */
1544f5860992SSakthivel K 		if (mpi_uninit_check(pm8001_ha) != 0) {
1545d384be6eSVikram Auradkar 			u32 r0 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
1546d384be6eSVikram Auradkar 			u32 r1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
1547d384be6eSVikram Auradkar 			u32 r2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
1548d384be6eSVikram Auradkar 			u32 r3 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
15491b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, FAIL,
1550d384be6eSVikram Auradkar 				   "MPI state is not ready scratch: %x:%x:%x:%x\n",
15511b5d2793SJoe Perches 				   r0, r1, r2, r3);
1552d384be6eSVikram Auradkar 			/* if things aren't ready but the bootloader is ok then
1553d384be6eSVikram Auradkar 			 * try the reset anyway.
1554d384be6eSVikram Auradkar 			 */
1555d384be6eSVikram Auradkar 			if (r1 & SCRATCH_PAD1_BOOTSTATE_MASK)
1556f5860992SSakthivel K 				return -1;
1557f5860992SSakthivel K 		}
155872349b62SDeepak Ukey 	}
1559f5860992SSakthivel K 	/* checked for reset register normal state; 0x0 */
1560f5860992SSakthivel K 	regval = pm8001_cr32(pm8001_ha, 0, SPC_REG_SOFT_RESET);
15611b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "reset register before write : 0x%x\n",
15621b5d2793SJoe Perches 		   regval);
1563f5860992SSakthivel K 
1564f5860992SSakthivel K 	pm8001_cw32(pm8001_ha, 0, SPC_REG_SOFT_RESET, SPCv_NORMAL_RESET_VALUE);
15654daf1ef3SVikram Auradkar 	msleep(500);
1566f5860992SSakthivel K 
1567f5860992SSakthivel K 	regval = pm8001_cr32(pm8001_ha, 0, SPC_REG_SOFT_RESET);
15681b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "reset register after write 0x%x\n",
15691b5d2793SJoe Perches 		   regval);
1570f5860992SSakthivel K 
1571f5860992SSakthivel K 	if ((regval & SPCv_SOFT_RESET_READ_MASK) ==
1572f5860992SSakthivel K 			SPCv_SOFT_RESET_NORMAL_RESET_OCCURED) {
15731b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
15741b5d2793SJoe Perches 			   " soft reset successful [regval: 0x%x]\n",
15751b5d2793SJoe Perches 			   regval);
1576f5860992SSakthivel K 	} else {
15771b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
15781b5d2793SJoe Perches 			   " soft reset failed [regval: 0x%x]\n",
15791b5d2793SJoe Perches 			   regval);
1580f5860992SSakthivel K 
1581f5860992SSakthivel K 		/* check bootloader is successfully executed or in HDA mode */
1582f5860992SSakthivel K 		bootloader_state =
1583f5860992SSakthivel K 			pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) &
1584f5860992SSakthivel K 			SCRATCH_PAD1_BOOTSTATE_MASK;
1585f5860992SSakthivel K 
1586f5860992SSakthivel K 		if (bootloader_state == SCRATCH_PAD1_BOOTSTATE_HDA_SEEPROM) {
15871b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, MSG,
15881b5d2793SJoe Perches 				   "Bootloader state - HDA mode SEEPROM\n");
1589f5860992SSakthivel K 		} else if (bootloader_state ==
1590f5860992SSakthivel K 				SCRATCH_PAD1_BOOTSTATE_HDA_BOOTSTRAP) {
15911b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, MSG,
15921b5d2793SJoe Perches 				   "Bootloader state - HDA mode Bootstrap Pin\n");
1593f5860992SSakthivel K 		} else if (bootloader_state ==
1594f5860992SSakthivel K 				SCRATCH_PAD1_BOOTSTATE_HDA_SOFTRESET) {
15951b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, MSG,
15961b5d2793SJoe Perches 				   "Bootloader state - HDA mode soft reset\n");
1597f5860992SSakthivel K 		} else if (bootloader_state ==
1598f5860992SSakthivel K 					SCRATCH_PAD1_BOOTSTATE_CRIT_ERROR) {
15991b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, MSG,
16001b5d2793SJoe Perches 				   "Bootloader state-HDA mode critical error\n");
1601f5860992SSakthivel K 		}
1602f5860992SSakthivel K 		return -EBUSY;
1603f5860992SSakthivel K 	}
1604f5860992SSakthivel K 
1605f5860992SSakthivel K 	/* check the firmware status after reset */
1606f5860992SSakthivel K 	if (-1 == check_fw_ready(pm8001_ha)) {
16071b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "Firmware is not ready!\n");
160806f12f22SAnand Kumar Santhanam 		/* check iButton feature support for motherboard controller */
160906f12f22SAnand Kumar Santhanam 		if (pm8001_ha->pdev->subsystem_vendor !=
161006f12f22SAnand Kumar Santhanam 			PCI_VENDOR_ID_ADAPTEC2 &&
1611faf321b0SBenjamin Rood 			pm8001_ha->pdev->subsystem_vendor !=
1612faf321b0SBenjamin Rood 			PCI_VENDOR_ID_ATTO &&
161306f12f22SAnand Kumar Santhanam 			pm8001_ha->pdev->subsystem_vendor != 0) {
161406f12f22SAnand Kumar Santhanam 			ibutton0 = pm8001_cr32(pm8001_ha, 0,
161506f12f22SAnand Kumar Santhanam 					MSGU_HOST_SCRATCH_PAD_6);
161606f12f22SAnand Kumar Santhanam 			ibutton1 = pm8001_cr32(pm8001_ha, 0,
161706f12f22SAnand Kumar Santhanam 					MSGU_HOST_SCRATCH_PAD_7);
161806f12f22SAnand Kumar Santhanam 			if (!ibutton0 && !ibutton1) {
16191b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, FAIL,
16201b5d2793SJoe Perches 					   "iButton Feature is not Available!!!\n");
1621f5860992SSakthivel K 				return -EBUSY;
1622f5860992SSakthivel K 			}
162306f12f22SAnand Kumar Santhanam 			if (ibutton0 == 0xdeadbeef && ibutton1 == 0xdeadbeef) {
16241b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, FAIL,
16251b5d2793SJoe Perches 					   "CRC Check for iButton Feature Failed!!!\n");
162606f12f22SAnand Kumar Santhanam 				return -EBUSY;
162706f12f22SAnand Kumar Santhanam 			}
162806f12f22SAnand Kumar Santhanam 		}
162906f12f22SAnand Kumar Santhanam 	}
16301b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "SPCv soft reset Complete\n");
1631f5860992SSakthivel K 	return 0;
1632f5860992SSakthivel K }
1633f5860992SSakthivel K 
1634f5860992SSakthivel K static void pm80xx_hw_chip_rst(struct pm8001_hba_info *pm8001_ha)
1635f5860992SSakthivel K {
1636f5860992SSakthivel K 	u32 i;
1637f5860992SSakthivel K 
16381b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "chip reset start\n");
1639f5860992SSakthivel K 
1640f5860992SSakthivel K 	/* do SPCv chip reset. */
1641f5860992SSakthivel K 	pm8001_cw32(pm8001_ha, 0, SPC_REG_SOFT_RESET, 0x11);
16421b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "SPC soft reset Complete\n");
1643f5860992SSakthivel K 
1644f5860992SSakthivel K 	/* Check this ..whether delay is required or no */
1645f5860992SSakthivel K 	/* delay 10 usec */
1646f5860992SSakthivel K 	udelay(10);
1647f5860992SSakthivel K 
1648f5860992SSakthivel K 	/* wait for 20 msec until the firmware gets reloaded */
1649f5860992SSakthivel K 	i = 20;
1650f5860992SSakthivel K 	do {
1651f5860992SSakthivel K 		mdelay(1);
1652f5860992SSakthivel K 	} while ((--i) != 0);
1653f5860992SSakthivel K 
16541b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "chip reset finished\n");
1655f5860992SSakthivel K }
1656f5860992SSakthivel K 
1657f5860992SSakthivel K /**
1658f5860992SSakthivel K  * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
1659f5860992SSakthivel K  * @pm8001_ha: our hba card information
1660f5860992SSakthivel K  */
1661f5860992SSakthivel K static void
1662f5860992SSakthivel K pm80xx_chip_intx_interrupt_enable(struct pm8001_hba_info *pm8001_ha)
1663f5860992SSakthivel K {
1664f5860992SSakthivel K 	pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL);
1665f5860992SSakthivel K 	pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL);
1666f5860992SSakthivel K }
1667f5860992SSakthivel K 
1668f5860992SSakthivel K /**
1669f5860992SSakthivel K  * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt
1670f5860992SSakthivel K  * @pm8001_ha: our hba card information
1671f5860992SSakthivel K  */
1672f5860992SSakthivel K static void
1673f5860992SSakthivel K pm80xx_chip_intx_interrupt_disable(struct pm8001_hba_info *pm8001_ha)
1674f5860992SSakthivel K {
1675f5860992SSakthivel K 	pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, ODMR_MASK_ALL);
1676f5860992SSakthivel K }
1677f5860992SSakthivel K 
1678f5860992SSakthivel K /**
1679f5860992SSakthivel K  * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
1680f5860992SSakthivel K  * @pm8001_ha: our hba card information
16816ad4a517SLee Jones  * @vec: interrupt number to enable
1682f5860992SSakthivel K  */
1683f5860992SSakthivel K static void
1684f5860992SSakthivel K pm80xx_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha, u8 vec)
1685f5860992SSakthivel K {
1686f5860992SSakthivel K #ifdef PM8001_USE_MSIX
1687f5860992SSakthivel K 	u32 mask;
1688f5860992SSakthivel K 	mask = (u32)(1 << vec);
1689f5860992SSakthivel K 
1690f5860992SSakthivel K 	pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, (u32)(mask & 0xFFFFFFFF));
1691f5860992SSakthivel K 	return;
1692f5860992SSakthivel K #endif
1693f5860992SSakthivel K 	pm80xx_chip_intx_interrupt_enable(pm8001_ha);
1694f5860992SSakthivel K 
1695f5860992SSakthivel K }
1696f5860992SSakthivel K 
1697f5860992SSakthivel K /**
1698f5860992SSakthivel K  * pm8001_chip_interrupt_disable- disable PM8001 chip interrupt
1699f5860992SSakthivel K  * @pm8001_ha: our hba card information
17006ad4a517SLee Jones  * @vec: interrupt number to disable
1701f5860992SSakthivel K  */
1702f5860992SSakthivel K static void
1703f5860992SSakthivel K pm80xx_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha, u8 vec)
1704f5860992SSakthivel K {
1705f5860992SSakthivel K #ifdef PM8001_USE_MSIX
1706f5860992SSakthivel K 	u32 mask;
1707f5860992SSakthivel K 	if (vec == 0xFF)
1708f5860992SSakthivel K 		mask = 0xFFFFFFFF;
1709f5860992SSakthivel K 	else
1710f5860992SSakthivel K 		mask = (u32)(1 << vec);
1711f5860992SSakthivel K 	pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, (u32)(mask & 0xFFFFFFFF));
1712f5860992SSakthivel K 	return;
1713f5860992SSakthivel K #endif
1714f5860992SSakthivel K 	pm80xx_chip_intx_interrupt_disable(pm8001_ha);
1715f5860992SSakthivel K }
1716f5860992SSakthivel K 
1717c6b9ef57SSakthivel K static void pm80xx_send_abort_all(struct pm8001_hba_info *pm8001_ha,
1718c6b9ef57SSakthivel K 		struct pm8001_device *pm8001_ha_dev)
1719c6b9ef57SSakthivel K {
1720c6b9ef57SSakthivel K 	int res;
1721c6b9ef57SSakthivel K 	u32 ccb_tag;
1722c6b9ef57SSakthivel K 	struct pm8001_ccb_info *ccb;
1723c6b9ef57SSakthivel K 	struct sas_task *task = NULL;
1724c6b9ef57SSakthivel K 	struct task_abort_req task_abort;
1725c6b9ef57SSakthivel K 	struct inbound_queue_table *circularQ;
1726c6b9ef57SSakthivel K 	u32 opc = OPC_INB_SATA_ABORT;
1727c6b9ef57SSakthivel K 	int ret;
1728c6b9ef57SSakthivel K 
1729c6b9ef57SSakthivel K 	if (!pm8001_ha_dev) {
17301b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "dev is null\n");
1731c6b9ef57SSakthivel K 		return;
1732c6b9ef57SSakthivel K 	}
1733c6b9ef57SSakthivel K 
1734c6b9ef57SSakthivel K 	task = sas_alloc_slow_task(GFP_ATOMIC);
1735c6b9ef57SSakthivel K 
1736c6b9ef57SSakthivel K 	if (!task) {
17371b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "cannot allocate task\n");
1738c6b9ef57SSakthivel K 		return;
1739c6b9ef57SSakthivel K 	}
1740c6b9ef57SSakthivel K 
1741c6b9ef57SSakthivel K 	task->task_done = pm8001_task_done;
1742c6b9ef57SSakthivel K 
1743c6b9ef57SSakthivel K 	res = pm8001_tag_alloc(pm8001_ha, &ccb_tag);
17445533abcaSTomas Henzl 	if (res) {
17455533abcaSTomas Henzl 		sas_free_task(task);
1746c6b9ef57SSakthivel K 		return;
17475533abcaSTomas Henzl 	}
1748c6b9ef57SSakthivel K 
1749c6b9ef57SSakthivel K 	ccb = &pm8001_ha->ccb_info[ccb_tag];
1750c6b9ef57SSakthivel K 	ccb->device = pm8001_ha_dev;
1751c6b9ef57SSakthivel K 	ccb->ccb_tag = ccb_tag;
1752c6b9ef57SSakthivel K 	ccb->task = task;
1753c6b9ef57SSakthivel K 
1754c6b9ef57SSakthivel K 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
1755c6b9ef57SSakthivel K 
1756c6b9ef57SSakthivel K 	memset(&task_abort, 0, sizeof(task_abort));
1757c6b9ef57SSakthivel K 	task_abort.abort_all = cpu_to_le32(1);
1758c6b9ef57SSakthivel K 	task_abort.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
1759c6b9ef57SSakthivel K 	task_abort.tag = cpu_to_le32(ccb_tag);
1760c6b9ef57SSakthivel K 
176191a43fa6Speter chang 	ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort,
176291a43fa6Speter chang 			sizeof(task_abort), 0);
17631b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, FAIL, "Executing abort task end\n");
17645533abcaSTomas Henzl 	if (ret) {
17655533abcaSTomas Henzl 		sas_free_task(task);
17665533abcaSTomas Henzl 		pm8001_tag_free(pm8001_ha, ccb_tag);
17675533abcaSTomas Henzl 	}
1768c6b9ef57SSakthivel K }
1769c6b9ef57SSakthivel K 
1770c6b9ef57SSakthivel K static void pm80xx_send_read_log(struct pm8001_hba_info *pm8001_ha,
1771c6b9ef57SSakthivel K 		struct pm8001_device *pm8001_ha_dev)
1772c6b9ef57SSakthivel K {
1773c6b9ef57SSakthivel K 	struct sata_start_req sata_cmd;
1774c6b9ef57SSakthivel K 	int res;
1775c6b9ef57SSakthivel K 	u32 ccb_tag;
1776c6b9ef57SSakthivel K 	struct pm8001_ccb_info *ccb;
1777c6b9ef57SSakthivel K 	struct sas_task *task = NULL;
1778c6b9ef57SSakthivel K 	struct host_to_dev_fis fis;
1779c6b9ef57SSakthivel K 	struct domain_device *dev;
1780c6b9ef57SSakthivel K 	struct inbound_queue_table *circularQ;
1781c6b9ef57SSakthivel K 	u32 opc = OPC_INB_SATA_HOST_OPSTART;
1782c6b9ef57SSakthivel K 
1783c6b9ef57SSakthivel K 	task = sas_alloc_slow_task(GFP_ATOMIC);
1784c6b9ef57SSakthivel K 
1785c6b9ef57SSakthivel K 	if (!task) {
17861b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "cannot allocate task !!!\n");
1787c6b9ef57SSakthivel K 		return;
1788c6b9ef57SSakthivel K 	}
1789c6b9ef57SSakthivel K 	task->task_done = pm8001_task_done;
1790c6b9ef57SSakthivel K 
1791c6b9ef57SSakthivel K 	res = pm8001_tag_alloc(pm8001_ha, &ccb_tag);
1792c6b9ef57SSakthivel K 	if (res) {
17935533abcaSTomas Henzl 		sas_free_task(task);
17941b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "cannot allocate tag !!!\n");
1795c6b9ef57SSakthivel K 		return;
1796c6b9ef57SSakthivel K 	}
1797c6b9ef57SSakthivel K 
1798c6b9ef57SSakthivel K 	/* allocate domain device by ourselves as libsas
1799c6b9ef57SSakthivel K 	 * is not going to provide any
1800c6b9ef57SSakthivel K 	*/
1801c6b9ef57SSakthivel K 	dev = kzalloc(sizeof(struct domain_device), GFP_ATOMIC);
1802c6b9ef57SSakthivel K 	if (!dev) {
18035533abcaSTomas Henzl 		sas_free_task(task);
18045533abcaSTomas Henzl 		pm8001_tag_free(pm8001_ha, ccb_tag);
18051b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL,
18061b5d2793SJoe Perches 			   "Domain device cannot be allocated\n");
1807c6b9ef57SSakthivel K 		return;
18085533abcaSTomas Henzl 	}
18095533abcaSTomas Henzl 
1810c6b9ef57SSakthivel K 	task->dev = dev;
1811c6b9ef57SSakthivel K 	task->dev->lldd_dev = pm8001_ha_dev;
1812c6b9ef57SSakthivel K 
1813c6b9ef57SSakthivel K 	ccb = &pm8001_ha->ccb_info[ccb_tag];
1814c6b9ef57SSakthivel K 	ccb->device = pm8001_ha_dev;
1815c6b9ef57SSakthivel K 	ccb->ccb_tag = ccb_tag;
1816c6b9ef57SSakthivel K 	ccb->task = task;
18170b6df110SViswas G 	ccb->n_elem = 0;
1818c6b9ef57SSakthivel K 	pm8001_ha_dev->id |= NCQ_READ_LOG_FLAG;
1819c6b9ef57SSakthivel K 	pm8001_ha_dev->id |= NCQ_2ND_RLE_FLAG;
1820c6b9ef57SSakthivel K 
1821c6b9ef57SSakthivel K 	memset(&sata_cmd, 0, sizeof(sata_cmd));
1822c6b9ef57SSakthivel K 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
1823c6b9ef57SSakthivel K 
1824c6b9ef57SSakthivel K 	/* construct read log FIS */
1825c6b9ef57SSakthivel K 	memset(&fis, 0, sizeof(struct host_to_dev_fis));
1826c6b9ef57SSakthivel K 	fis.fis_type = 0x27;
1827c6b9ef57SSakthivel K 	fis.flags = 0x80;
1828c6b9ef57SSakthivel K 	fis.command = ATA_CMD_READ_LOG_EXT;
1829c6b9ef57SSakthivel K 	fis.lbal = 0x10;
1830c6b9ef57SSakthivel K 	fis.sector_count = 0x1;
1831c6b9ef57SSakthivel K 
1832c6b9ef57SSakthivel K 	sata_cmd.tag = cpu_to_le32(ccb_tag);
1833c6b9ef57SSakthivel K 	sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
1834c6b9ef57SSakthivel K 	sata_cmd.ncqtag_atap_dir_m_dad |= ((0x1 << 7) | (0x5 << 9));
1835c6b9ef57SSakthivel K 	memcpy(&sata_cmd.sata_fis, &fis, sizeof(struct host_to_dev_fis));
1836c6b9ef57SSakthivel K 
183791a43fa6Speter chang 	res = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd,
183891a43fa6Speter chang 			sizeof(sata_cmd), 0);
18391b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, FAIL, "Executing read log end\n");
18405533abcaSTomas Henzl 	if (res) {
18415533abcaSTomas Henzl 		sas_free_task(task);
18425533abcaSTomas Henzl 		pm8001_tag_free(pm8001_ha, ccb_tag);
18435533abcaSTomas Henzl 		kfree(dev);
18445533abcaSTomas Henzl 	}
1845c6b9ef57SSakthivel K }
1846c6b9ef57SSakthivel K 
1847f5860992SSakthivel K /**
1848f5860992SSakthivel K  * mpi_ssp_completion- process the event that FW response to the SSP request.
1849f5860992SSakthivel K  * @pm8001_ha: our hba card information
1850f5860992SSakthivel K  * @piomb: the message contents of this outbound message.
1851f5860992SSakthivel K  *
1852f5860992SSakthivel K  * When FW has completed a ssp request for example a IO request, after it has
1853f5860992SSakthivel K  * filled the SG data with the data, it will trigger this event represent
1854f5860992SSakthivel K  * that he has finished the job,please check the coresponding buffer.
1855f5860992SSakthivel K  * So we will tell the caller who maybe waiting the result to tell upper layer
1856f5860992SSakthivel K  * that the task has been finished.
1857f5860992SSakthivel K  */
1858f5860992SSakthivel K static void
1859f5860992SSakthivel K mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb)
1860f5860992SSakthivel K {
1861f5860992SSakthivel K 	struct sas_task *t;
1862f5860992SSakthivel K 	struct pm8001_ccb_info *ccb;
1863f5860992SSakthivel K 	unsigned long flags;
1864f5860992SSakthivel K 	u32 status;
1865f5860992SSakthivel K 	u32 param;
1866f5860992SSakthivel K 	u32 tag;
1867f5860992SSakthivel K 	struct ssp_completion_resp *psspPayload;
1868f5860992SSakthivel K 	struct task_status_struct *ts;
1869f5860992SSakthivel K 	struct ssp_response_iu *iu;
1870f5860992SSakthivel K 	struct pm8001_device *pm8001_dev;
1871f5860992SSakthivel K 	psspPayload = (struct ssp_completion_resp *)(piomb + 4);
1872f5860992SSakthivel K 	status = le32_to_cpu(psspPayload->status);
1873f5860992SSakthivel K 	tag = le32_to_cpu(psspPayload->tag);
1874f5860992SSakthivel K 	ccb = &pm8001_ha->ccb_info[tag];
1875f5860992SSakthivel K 	if ((status == IO_ABORTED) && ccb->open_retry) {
1876f5860992SSakthivel K 		/* Being completed by another */
1877f5860992SSakthivel K 		ccb->open_retry = 0;
1878f5860992SSakthivel K 		return;
1879f5860992SSakthivel K 	}
1880f5860992SSakthivel K 	pm8001_dev = ccb->device;
1881f5860992SSakthivel K 	param = le32_to_cpu(psspPayload->param);
1882f5860992SSakthivel K 	t = ccb->task;
1883f5860992SSakthivel K 
1884f5860992SSakthivel K 	if (status && status != IO_UNDERFLOW)
18851b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "sas IO status 0x%x\n", status);
1886f5860992SSakthivel K 	if (unlikely(!t || !t->lldd_task || !t->dev))
1887f5860992SSakthivel K 		return;
1888f5860992SSakthivel K 	ts = &t->task_status;
18897370672dSpeter chang 
18901b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
18911b5d2793SJoe Perches 		   "tag::0x%x, status::0x%x task::0x%p\n", tag, status, t);
18927370672dSpeter chang 
1893cb269c26SAnand Kumar Santhanam 	/* Print sas address of IO failed device */
1894cb269c26SAnand Kumar Santhanam 	if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) &&
1895cb269c26SAnand Kumar Santhanam 		(status != IO_UNDERFLOW))
18961b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "SAS Address of IO Failure Drive:%016llx\n",
18971b5d2793SJoe Perches 			   SAS_ADDR(t->dev->sas_addr));
1898cb269c26SAnand Kumar Santhanam 
1899f5860992SSakthivel K 	switch (status) {
1900f5860992SSakthivel K 	case IO_SUCCESS:
19011b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS ,param = 0x%x\n",
19021b5d2793SJoe Perches 			   param);
1903f5860992SSakthivel K 		if (param == 0) {
1904f5860992SSakthivel K 			ts->resp = SAS_TASK_COMPLETE;
1905f5860992SSakthivel K 			ts->stat = SAM_STAT_GOOD;
1906f5860992SSakthivel K 		} else {
1907f5860992SSakthivel K 			ts->resp = SAS_TASK_COMPLETE;
1908f5860992SSakthivel K 			ts->stat = SAS_PROTO_RESPONSE;
1909f5860992SSakthivel K 			ts->residual = param;
1910f5860992SSakthivel K 			iu = &psspPayload->ssp_resp_iu;
1911f5860992SSakthivel K 			sas_ssp_task_response(pm8001_ha->dev, t, iu);
1912f5860992SSakthivel K 		}
1913f5860992SSakthivel K 		if (pm8001_dev)
19144a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
1915f5860992SSakthivel K 		break;
1916f5860992SSakthivel K 	case IO_ABORTED:
19171b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB Tag\n");
1918f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
1919f5860992SSakthivel K 		ts->stat = SAS_ABORTED_TASK;
19204a2efd4bSViswas G 		if (pm8001_dev)
19214a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
1922f5860992SSakthivel K 		break;
1923f5860992SSakthivel K 	case IO_UNDERFLOW:
1924f5860992SSakthivel K 		/* SSP Completion with error */
19251b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW ,param = 0x%x\n",
19261b5d2793SJoe Perches 			   param);
1927f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
1928f5860992SSakthivel K 		ts->stat = SAS_DATA_UNDERRUN;
1929f5860992SSakthivel K 		ts->residual = param;
1930f5860992SSakthivel K 		if (pm8001_dev)
19314a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
1932f5860992SSakthivel K 		break;
1933f5860992SSakthivel K 	case IO_NO_DEVICE:
19341b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n");
1935f5860992SSakthivel K 		ts->resp = SAS_TASK_UNDELIVERED;
1936f5860992SSakthivel K 		ts->stat = SAS_PHY_DOWN;
19374a2efd4bSViswas G 		if (pm8001_dev)
19384a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
1939f5860992SSakthivel K 		break;
1940f5860992SSakthivel K 	case IO_XFER_ERROR_BREAK:
19411b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
1942f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
1943f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
1944f5860992SSakthivel K 		/* Force the midlayer to retry */
1945f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
19464a2efd4bSViswas G 		if (pm8001_dev)
19474a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
1948f5860992SSakthivel K 		break;
1949f5860992SSakthivel K 	case IO_XFER_ERROR_PHY_NOT_READY:
19501b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
1951f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
1952f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
1953f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
19544a2efd4bSViswas G 		if (pm8001_dev)
19554a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
1956f5860992SSakthivel K 		break;
195727ecfa5eSViswas G 	case IO_XFER_ERROR_INVALID_SSP_RSP_FRAME:
19581b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
19591b5d2793SJoe Perches 			   "IO_XFER_ERROR_INVALID_SSP_RSP_FRAME\n");
196027ecfa5eSViswas G 		ts->resp = SAS_TASK_COMPLETE;
196127ecfa5eSViswas G 		ts->stat = SAS_OPEN_REJECT;
196227ecfa5eSViswas G 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
19634a2efd4bSViswas G 		if (pm8001_dev)
19644a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
196527ecfa5eSViswas G 		break;
1966f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
19671b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
19681b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
1969f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
1970f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
1971f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_EPROTO;
19724a2efd4bSViswas G 		if (pm8001_dev)
19734a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
1974f5860992SSakthivel K 		break;
1975f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
19761b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
19771b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
1978f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
1979f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
1980f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
19814a2efd4bSViswas G 		if (pm8001_dev)
19824a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
1983f5860992SSakthivel K 		break;
1984f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_BREAK:
19851b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
1986f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
1987f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
1988f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
19894a2efd4bSViswas G 		if (pm8001_dev)
19904a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
1991f5860992SSakthivel K 		break;
1992f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
1993a6cb3d01SSakthivel K 	case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
1994a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
1995a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
1996a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
1997a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
19981b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
1999f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2000f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2001f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2002f5860992SSakthivel K 		if (!t->uldd_task)
2003f5860992SSakthivel K 			pm8001_handle_event(pm8001_ha,
2004f5860992SSakthivel K 				pm8001_dev,
2005f5860992SSakthivel K 				IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2006f5860992SSakthivel K 		break;
2007f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
20081b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
20091b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
2010f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2011f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2012f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_BAD_DEST;
20134a2efd4bSViswas G 		if (pm8001_dev)
20144a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2015f5860992SSakthivel K 		break;
2016f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
20171b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
20181b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
2019f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2020f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2021f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_CONN_RATE;
20224a2efd4bSViswas G 		if (pm8001_dev)
20234a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2024f5860992SSakthivel K 		break;
2025f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
20261b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
20271b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
2028f5860992SSakthivel K 		ts->resp = SAS_TASK_UNDELIVERED;
2029f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2030f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
20314a2efd4bSViswas G 		if (pm8001_dev)
20324a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2033f5860992SSakthivel K 		break;
2034f5860992SSakthivel K 	case IO_XFER_ERROR_NAK_RECEIVED:
20351b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n");
2036f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2037f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2038f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
20394a2efd4bSViswas G 		if (pm8001_dev)
20404a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2041f5860992SSakthivel K 		break;
2042f5860992SSakthivel K 	case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
20431b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n");
2044f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2045f5860992SSakthivel K 		ts->stat = SAS_NAK_R_ERR;
20464a2efd4bSViswas G 		if (pm8001_dev)
20474a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2048f5860992SSakthivel K 		break;
2049f5860992SSakthivel K 	case IO_XFER_ERROR_DMA:
20501b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_DMA\n");
2051f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2052f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
20534a2efd4bSViswas G 		if (pm8001_dev)
20544a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2055f5860992SSakthivel K 		break;
2056f5860992SSakthivel K 	case IO_XFER_OPEN_RETRY_TIMEOUT:
20571b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
2058f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2059f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2060f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
20614a2efd4bSViswas G 		if (pm8001_dev)
20624a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2063f5860992SSakthivel K 		break;
2064f5860992SSakthivel K 	case IO_XFER_ERROR_OFFSET_MISMATCH:
20651b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n");
2066f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2067f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
20684a2efd4bSViswas G 		if (pm8001_dev)
20694a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2070f5860992SSakthivel K 		break;
2071f5860992SSakthivel K 	case IO_PORT_IN_RESET:
20721b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n");
2073f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2074f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
20754a2efd4bSViswas G 		if (pm8001_dev)
20764a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2077f5860992SSakthivel K 		break;
2078f5860992SSakthivel K 	case IO_DS_NON_OPERATIONAL:
20791b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n");
2080f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2081f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2082f5860992SSakthivel K 		if (!t->uldd_task)
2083f5860992SSakthivel K 			pm8001_handle_event(pm8001_ha,
2084f5860992SSakthivel K 				pm8001_dev,
2085f5860992SSakthivel K 				IO_DS_NON_OPERATIONAL);
2086f5860992SSakthivel K 		break;
2087f5860992SSakthivel K 	case IO_DS_IN_RECOVERY:
20881b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n");
2089f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2090f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
20914a2efd4bSViswas G 		if (pm8001_dev)
20924a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2093f5860992SSakthivel K 		break;
2094f5860992SSakthivel K 	case IO_TM_TAG_NOT_FOUND:
20951b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_TM_TAG_NOT_FOUND\n");
2096f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2097f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
20984a2efd4bSViswas G 		if (pm8001_dev)
20994a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2100f5860992SSakthivel K 		break;
2101f5860992SSakthivel K 	case IO_SSP_EXT_IU_ZERO_LEN_ERROR:
21021b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_SSP_EXT_IU_ZERO_LEN_ERROR\n");
2103f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2104f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
21054a2efd4bSViswas G 		if (pm8001_dev)
21064a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2107f5860992SSakthivel K 		break;
2108f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
21091b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
21101b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n");
2111f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2112f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2113f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
21144a2efd4bSViswas G 		if (pm8001_dev)
21154a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2116f5860992SSakthivel K 		break;
2117f5860992SSakthivel K 	default:
21181b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status);
2119f5860992SSakthivel K 		/* not allowed case. Therefore, return failed status */
2120f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2121f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
21224a2efd4bSViswas G 		if (pm8001_dev)
21234a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2124f5860992SSakthivel K 		break;
2125f5860992SSakthivel K 	}
21261b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, IO, "scsi_status = 0x%x\n ",
21271b5d2793SJoe Perches 		   psspPayload->ssp_resp_iu.status);
2128f5860992SSakthivel K 	spin_lock_irqsave(&t->task_state_lock, flags);
2129f5860992SSakthivel K 	t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2130f5860992SSakthivel K 	t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2131f5860992SSakthivel K 	t->task_state_flags |= SAS_TASK_STATE_DONE;
2132f5860992SSakthivel K 	if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2133f5860992SSakthivel K 		spin_unlock_irqrestore(&t->task_state_lock, flags);
21341b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL,
21351b5d2793SJoe Perches 			   "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
21361b5d2793SJoe Perches 			   t, status, ts->resp, ts->stat);
2137869ddbdcSViswas G 		if (t->slow_task)
2138869ddbdcSViswas G 			complete(&t->slow_task->completion);
2139f5860992SSakthivel K 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2140f5860992SSakthivel K 	} else {
2141f5860992SSakthivel K 		spin_unlock_irqrestore(&t->task_state_lock, flags);
2142f5860992SSakthivel K 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2143f5860992SSakthivel K 		mb();/* in order to force CPU ordering */
2144f5860992SSakthivel K 		t->task_done(t);
2145f5860992SSakthivel K 	}
2146f5860992SSakthivel K }
2147f5860992SSakthivel K 
2148f5860992SSakthivel K /*See the comments for mpi_ssp_completion */
2149f5860992SSakthivel K static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
2150f5860992SSakthivel K {
2151f5860992SSakthivel K 	struct sas_task *t;
2152f5860992SSakthivel K 	unsigned long flags;
2153f5860992SSakthivel K 	struct task_status_struct *ts;
2154f5860992SSakthivel K 	struct pm8001_ccb_info *ccb;
2155f5860992SSakthivel K 	struct pm8001_device *pm8001_dev;
2156f5860992SSakthivel K 	struct ssp_event_resp *psspPayload =
2157f5860992SSakthivel K 		(struct ssp_event_resp *)(piomb + 4);
2158f5860992SSakthivel K 	u32 event = le32_to_cpu(psspPayload->event);
2159f5860992SSakthivel K 	u32 tag = le32_to_cpu(psspPayload->tag);
2160f5860992SSakthivel K 	u32 port_id = le32_to_cpu(psspPayload->port_id);
2161f5860992SSakthivel K 
2162f5860992SSakthivel K 	ccb = &pm8001_ha->ccb_info[tag];
2163f5860992SSakthivel K 	t = ccb->task;
2164f5860992SSakthivel K 	pm8001_dev = ccb->device;
2165f5860992SSakthivel K 	if (event)
21661b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "sas IO status 0x%x\n", event);
2167f5860992SSakthivel K 	if (unlikely(!t || !t->lldd_task || !t->dev))
2168f5860992SSakthivel K 		return;
2169f5860992SSakthivel K 	ts = &t->task_status;
21701b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, IOERR, "port_id:0x%x, tag:0x%x, event:0x%x\n",
21711b5d2793SJoe Perches 		   port_id, tag, event);
2172f5860992SSakthivel K 	switch (event) {
2173f5860992SSakthivel K 	case IO_OVERFLOW:
21741b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n");
2175f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2176f5860992SSakthivel K 		ts->stat = SAS_DATA_OVERRUN;
2177f5860992SSakthivel K 		ts->residual = 0;
2178f5860992SSakthivel K 		if (pm8001_dev)
21794a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2180f5860992SSakthivel K 		break;
2181f5860992SSakthivel K 	case IO_XFER_ERROR_BREAK:
21821b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
2183f5860992SSakthivel K 		pm8001_handle_event(pm8001_ha, t, IO_XFER_ERROR_BREAK);
2184f5860992SSakthivel K 		return;
2185f5860992SSakthivel K 	case IO_XFER_ERROR_PHY_NOT_READY:
21861b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
2187f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2188f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2189f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2190f5860992SSakthivel K 		break;
2191f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
21921b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
21931b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
2194f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2195f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2196f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_EPROTO;
2197f5860992SSakthivel K 		break;
2198f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
21991b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
22001b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
2201f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2202f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2203f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2204f5860992SSakthivel K 		break;
2205f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_BREAK:
22061b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
2207f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2208f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2209f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2210f5860992SSakthivel K 		break;
2211f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2212a6cb3d01SSakthivel K 	case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
2213a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
2214a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
2215a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
2216a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
22171b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
2218f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2219f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2220f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2221f5860992SSakthivel K 		if (!t->uldd_task)
2222f5860992SSakthivel K 			pm8001_handle_event(pm8001_ha,
2223f5860992SSakthivel K 				pm8001_dev,
2224f5860992SSakthivel K 				IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2225f5860992SSakthivel K 		break;
2226f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
22271b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
22281b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
2229f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2230f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2231f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2232f5860992SSakthivel K 		break;
2233f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
22341b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
22351b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
2236f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2237f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2238f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2239f5860992SSakthivel K 		break;
2240f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
22411b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
22421b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
2243f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2244f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2245f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2246f5860992SSakthivel K 		break;
2247f5860992SSakthivel K 	case IO_XFER_ERROR_NAK_RECEIVED:
22481b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n");
2249f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2250f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2251f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2252f5860992SSakthivel K 		break;
2253f5860992SSakthivel K 	case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
22541b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n");
2255f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2256f5860992SSakthivel K 		ts->stat = SAS_NAK_R_ERR;
2257f5860992SSakthivel K 		break;
2258f5860992SSakthivel K 	case IO_XFER_OPEN_RETRY_TIMEOUT:
22591b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
2260f5860992SSakthivel K 		pm8001_handle_event(pm8001_ha, t, IO_XFER_OPEN_RETRY_TIMEOUT);
2261f5860992SSakthivel K 		return;
2262f5860992SSakthivel K 	case IO_XFER_ERROR_UNEXPECTED_PHASE:
22631b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_UNEXPECTED_PHASE\n");
2264f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2265f5860992SSakthivel K 		ts->stat = SAS_DATA_OVERRUN;
2266f5860992SSakthivel K 		break;
2267f5860992SSakthivel K 	case IO_XFER_ERROR_XFER_RDY_OVERRUN:
22681b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_XFER_RDY_OVERRUN\n");
2269f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2270f5860992SSakthivel K 		ts->stat = SAS_DATA_OVERRUN;
2271f5860992SSakthivel K 		break;
2272f5860992SSakthivel K 	case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
22731b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
22741b5d2793SJoe Perches 			   "IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n");
2275f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2276f5860992SSakthivel K 		ts->stat = SAS_DATA_OVERRUN;
2277f5860992SSakthivel K 		break;
2278f5860992SSakthivel K 	case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT:
22791b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
22801b5d2793SJoe Perches 			   "IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n");
2281f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2282f5860992SSakthivel K 		ts->stat = SAS_DATA_OVERRUN;
2283f5860992SSakthivel K 		break;
2284f5860992SSakthivel K 	case IO_XFER_ERROR_OFFSET_MISMATCH:
22851b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n");
2286f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2287f5860992SSakthivel K 		ts->stat = SAS_DATA_OVERRUN;
2288f5860992SSakthivel K 		break;
2289f5860992SSakthivel K 	case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
22901b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
22911b5d2793SJoe Perches 			   "IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n");
2292f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2293f5860992SSakthivel K 		ts->stat = SAS_DATA_OVERRUN;
2294f5860992SSakthivel K 		break;
2295a6cb3d01SSakthivel K 	case IO_XFER_ERROR_INTERNAL_CRC_ERROR:
22961b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IOERR,
22971b5d2793SJoe Perches 			   "IO_XFR_ERROR_INTERNAL_CRC_ERROR\n");
2298a6cb3d01SSakthivel K 		/* TBC: used default set values */
2299a6cb3d01SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2300a6cb3d01SSakthivel K 		ts->stat = SAS_DATA_OVERRUN;
2301a6cb3d01SSakthivel K 		break;
2302f5860992SSakthivel K 	case IO_XFER_CMD_FRAME_ISSUED:
23031b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_CMD_FRAME_ISSUED\n");
2304f5860992SSakthivel K 		return;
2305f5860992SSakthivel K 	default:
23061b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", event);
2307f5860992SSakthivel K 		/* not allowed case. Therefore, return failed status */
2308f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2309f5860992SSakthivel K 		ts->stat = SAS_DATA_OVERRUN;
2310f5860992SSakthivel K 		break;
2311f5860992SSakthivel K 	}
2312f5860992SSakthivel K 	spin_lock_irqsave(&t->task_state_lock, flags);
2313f5860992SSakthivel K 	t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2314f5860992SSakthivel K 	t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2315f5860992SSakthivel K 	t->task_state_flags |= SAS_TASK_STATE_DONE;
2316f5860992SSakthivel K 	if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2317f5860992SSakthivel K 		spin_unlock_irqrestore(&t->task_state_lock, flags);
23181b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL,
23191b5d2793SJoe Perches 			   "task 0x%p done with event 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
23201b5d2793SJoe Perches 			   t, event, ts->resp, ts->stat);
2321f5860992SSakthivel K 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2322f5860992SSakthivel K 	} else {
2323f5860992SSakthivel K 		spin_unlock_irqrestore(&t->task_state_lock, flags);
2324f5860992SSakthivel K 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2325f5860992SSakthivel K 		mb();/* in order to force CPU ordering */
2326f5860992SSakthivel K 		t->task_done(t);
2327f5860992SSakthivel K 	}
2328f5860992SSakthivel K }
2329f5860992SSakthivel K 
2330f5860992SSakthivel K /*See the comments for mpi_ssp_completion */
2331f5860992SSakthivel K static void
2332f5860992SSakthivel K mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
2333f5860992SSakthivel K {
2334f5860992SSakthivel K 	struct sas_task *t;
2335f5860992SSakthivel K 	struct pm8001_ccb_info *ccb;
2336f5860992SSakthivel K 	u32 param;
2337f5860992SSakthivel K 	u32 status;
2338f5860992SSakthivel K 	u32 tag;
2339cb269c26SAnand Kumar Santhanam 	int i, j;
2340cb269c26SAnand Kumar Santhanam 	u8 sata_addr_low[4];
2341cb269c26SAnand Kumar Santhanam 	u32 temp_sata_addr_low, temp_sata_addr_hi;
2342cb269c26SAnand Kumar Santhanam 	u8 sata_addr_hi[4];
2343f5860992SSakthivel K 	struct sata_completion_resp *psataPayload;
2344f5860992SSakthivel K 	struct task_status_struct *ts;
2345f5860992SSakthivel K 	struct ata_task_resp *resp ;
2346f5860992SSakthivel K 	u32 *sata_resp;
2347f5860992SSakthivel K 	struct pm8001_device *pm8001_dev;
2348c6b9ef57SSakthivel K 	unsigned long flags;
2349f5860992SSakthivel K 
2350f5860992SSakthivel K 	psataPayload = (struct sata_completion_resp *)(piomb + 4);
2351f5860992SSakthivel K 	status = le32_to_cpu(psataPayload->status);
2352f5860992SSakthivel K 	tag = le32_to_cpu(psataPayload->tag);
2353f5860992SSakthivel K 
2354c6b9ef57SSakthivel K 	if (!tag) {
23551b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "tag null\n");
2356c6b9ef57SSakthivel K 		return;
2357c6b9ef57SSakthivel K 	}
2358f5860992SSakthivel K 	ccb = &pm8001_ha->ccb_info[tag];
2359f5860992SSakthivel K 	param = le32_to_cpu(psataPayload->param);
2360c6b9ef57SSakthivel K 	if (ccb) {
2361f5860992SSakthivel K 		t = ccb->task;
2362f5860992SSakthivel K 		pm8001_dev = ccb->device;
2363c6b9ef57SSakthivel K 	} else {
23641b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "ccb null\n");
2365f5860992SSakthivel K 		return;
2366c6b9ef57SSakthivel K 	}
2367c6b9ef57SSakthivel K 
2368c6b9ef57SSakthivel K 	if (t) {
2369c6b9ef57SSakthivel K 		if (t->dev && (t->dev->lldd_dev))
2370c6b9ef57SSakthivel K 			pm8001_dev = t->dev->lldd_dev;
2371c6b9ef57SSakthivel K 	} else {
23721b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "task null\n");
2373c6b9ef57SSakthivel K 		return;
2374c6b9ef57SSakthivel K 	}
2375c6b9ef57SSakthivel K 
2376c6b9ef57SSakthivel K 	if ((pm8001_dev && !(pm8001_dev->id & NCQ_READ_LOG_FLAG))
2377c6b9ef57SSakthivel K 		&& unlikely(!t || !t->lldd_task || !t->dev)) {
23781b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "task or dev null\n");
2379c6b9ef57SSakthivel K 		return;
2380c6b9ef57SSakthivel K 	}
2381c6b9ef57SSakthivel K 
2382c6b9ef57SSakthivel K 	ts = &t->task_status;
2383c6b9ef57SSakthivel K 	if (!ts) {
23841b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "ts null\n");
2385c6b9ef57SSakthivel K 		return;
2386c6b9ef57SSakthivel K 	}
23877370672dSpeter chang 
23887370672dSpeter chang 	if (unlikely(status))
23891b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IOERR,
23907370672dSpeter chang 			   "status:0x%x, tag:0x%x, task::0x%p\n",
23911b5d2793SJoe Perches 			   status, tag, t);
23927370672dSpeter chang 
2393cb269c26SAnand Kumar Santhanam 	/* Print sas address of IO failed device */
2394cb269c26SAnand Kumar Santhanam 	if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) &&
2395cb269c26SAnand Kumar Santhanam 		(status != IO_UNDERFLOW)) {
2396cb269c26SAnand Kumar Santhanam 		if (!((t->dev->parent) &&
2397924a3541SJohn Garry 			(dev_is_expander(t->dev->parent->dev_type)))) {
2398cb269c26SAnand Kumar Santhanam 			for (i = 0 , j = 4; i <= 3 && j <= 7; i++ , j++)
2399cb269c26SAnand Kumar Santhanam 				sata_addr_low[i] = pm8001_ha->sas_addr[j];
2400cb269c26SAnand Kumar Santhanam 			for (i = 0 , j = 0; i <= 3 && j <= 3; i++ , j++)
2401cb269c26SAnand Kumar Santhanam 				sata_addr_hi[i] = pm8001_ha->sas_addr[j];
2402cb269c26SAnand Kumar Santhanam 			memcpy(&temp_sata_addr_low, sata_addr_low,
2403cb269c26SAnand Kumar Santhanam 				sizeof(sata_addr_low));
2404cb269c26SAnand Kumar Santhanam 			memcpy(&temp_sata_addr_hi, sata_addr_hi,
2405cb269c26SAnand Kumar Santhanam 				sizeof(sata_addr_hi));
2406cb269c26SAnand Kumar Santhanam 			temp_sata_addr_hi = (((temp_sata_addr_hi >> 24) & 0xff)
2407cb269c26SAnand Kumar Santhanam 						|((temp_sata_addr_hi << 8) &
2408cb269c26SAnand Kumar Santhanam 						0xff0000) |
2409cb269c26SAnand Kumar Santhanam 						((temp_sata_addr_hi >> 8)
2410cb269c26SAnand Kumar Santhanam 						& 0xff00) |
2411cb269c26SAnand Kumar Santhanam 						((temp_sata_addr_hi << 24) &
2412cb269c26SAnand Kumar Santhanam 						0xff000000));
2413cb269c26SAnand Kumar Santhanam 			temp_sata_addr_low = ((((temp_sata_addr_low >> 24)
2414cb269c26SAnand Kumar Santhanam 						& 0xff) |
2415cb269c26SAnand Kumar Santhanam 						((temp_sata_addr_low << 8)
2416cb269c26SAnand Kumar Santhanam 						& 0xff0000) |
2417cb269c26SAnand Kumar Santhanam 						((temp_sata_addr_low >> 8)
2418cb269c26SAnand Kumar Santhanam 						& 0xff00) |
2419cb269c26SAnand Kumar Santhanam 						((temp_sata_addr_low << 24)
2420cb269c26SAnand Kumar Santhanam 						& 0xff000000)) +
2421cb269c26SAnand Kumar Santhanam 						pm8001_dev->attached_phy +
2422cb269c26SAnand Kumar Santhanam 						0x10);
24231b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, FAIL,
24241b5d2793SJoe Perches 				   "SAS Address of IO Failure Drive:%08x%08x\n",
24251b5d2793SJoe Perches 				   temp_sata_addr_hi,
24261b5d2793SJoe Perches 				   temp_sata_addr_low);
2427f5860992SSakthivel K 
2428cb269c26SAnand Kumar Santhanam 		} else {
24291b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, FAIL,
24301b5d2793SJoe Perches 				   "SAS Address of IO Failure Drive:%016llx\n",
24311b5d2793SJoe Perches 				   SAS_ADDR(t->dev->sas_addr));
2432cb269c26SAnand Kumar Santhanam 		}
2433cb269c26SAnand Kumar Santhanam 	}
2434f5860992SSakthivel K 	switch (status) {
2435f5860992SSakthivel K 	case IO_SUCCESS:
24361b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS\n");
2437f5860992SSakthivel K 		if (param == 0) {
2438f5860992SSakthivel K 			ts->resp = SAS_TASK_COMPLETE;
2439f5860992SSakthivel K 			ts->stat = SAM_STAT_GOOD;
2440c6b9ef57SSakthivel K 			/* check if response is for SEND READ LOG */
2441c6b9ef57SSakthivel K 			if (pm8001_dev &&
2442c6b9ef57SSakthivel K 				(pm8001_dev->id & NCQ_READ_LOG_FLAG)) {
2443c6b9ef57SSakthivel K 				/* set new bit for abort_all */
2444c6b9ef57SSakthivel K 				pm8001_dev->id |= NCQ_ABORT_ALL_FLAG;
2445c6b9ef57SSakthivel K 				/* clear bit for read log */
2446c6b9ef57SSakthivel K 				pm8001_dev->id = pm8001_dev->id & 0x7FFFFFFF;
2447c6b9ef57SSakthivel K 				pm80xx_send_abort_all(pm8001_ha, pm8001_dev);
2448c6b9ef57SSakthivel K 				/* Free the tag */
2449c6b9ef57SSakthivel K 				pm8001_tag_free(pm8001_ha, tag);
2450c6b9ef57SSakthivel K 				sas_free_task(t);
2451c6b9ef57SSakthivel K 				return;
2452c6b9ef57SSakthivel K 			}
2453f5860992SSakthivel K 		} else {
2454f5860992SSakthivel K 			u8 len;
2455f5860992SSakthivel K 			ts->resp = SAS_TASK_COMPLETE;
2456f5860992SSakthivel K 			ts->stat = SAS_PROTO_RESPONSE;
2457f5860992SSakthivel K 			ts->residual = param;
24581b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, IO,
24591b5d2793SJoe Perches 				   "SAS_PROTO_RESPONSE len = %d\n",
24601b5d2793SJoe Perches 				   param);
2461f5860992SSakthivel K 			sata_resp = &psataPayload->sata_resp[0];
2462f5860992SSakthivel K 			resp = (struct ata_task_resp *)ts->buf;
2463f5860992SSakthivel K 			if (t->ata_task.dma_xfer == 0 &&
2464f73bdebdSChristoph Hellwig 			    t->data_dir == DMA_FROM_DEVICE) {
2465f5860992SSakthivel K 				len = sizeof(struct pio_setup_fis);
24661b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, IO,
24671b5d2793SJoe Perches 					   "PIO read len = %d\n", len);
2468f5860992SSakthivel K 			} else if (t->ata_task.use_ncq) {
2469f5860992SSakthivel K 				len = sizeof(struct set_dev_bits_fis);
24701b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, IO, "FPDMA len = %d\n",
24711b5d2793SJoe Perches 					   len);
2472f5860992SSakthivel K 			} else {
2473f5860992SSakthivel K 				len = sizeof(struct dev_to_host_fis);
24741b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, IO, "other len = %d\n",
24751b5d2793SJoe Perches 					   len);
2476f5860992SSakthivel K 			}
2477f5860992SSakthivel K 			if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) {
2478f5860992SSakthivel K 				resp->frame_len = len;
2479f5860992SSakthivel K 				memcpy(&resp->ending_fis[0], sata_resp, len);
2480f5860992SSakthivel K 				ts->buf_valid_size = sizeof(*resp);
2481f5860992SSakthivel K 			} else
24821b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, IO,
24831b5d2793SJoe Perches 					   "response too large\n");
2484f5860992SSakthivel K 		}
2485f5860992SSakthivel K 		if (pm8001_dev)
24864a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2487f5860992SSakthivel K 		break;
2488f5860992SSakthivel K 	case IO_ABORTED:
24891b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB Tag\n");
2490f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2491f5860992SSakthivel K 		ts->stat = SAS_ABORTED_TASK;
2492f5860992SSakthivel K 		if (pm8001_dev)
24934a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2494f5860992SSakthivel K 		break;
2495f5860992SSakthivel K 		/* following cases are to do cases */
2496f5860992SSakthivel K 	case IO_UNDERFLOW:
2497f5860992SSakthivel K 		/* SATA Completion with error */
24981b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW param = %d\n", param);
2499f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2500f5860992SSakthivel K 		ts->stat = SAS_DATA_UNDERRUN;
2501f5860992SSakthivel K 		ts->residual = param;
2502f5860992SSakthivel K 		if (pm8001_dev)
25034a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2504f5860992SSakthivel K 		break;
2505f5860992SSakthivel K 	case IO_NO_DEVICE:
25061b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n");
2507f5860992SSakthivel K 		ts->resp = SAS_TASK_UNDELIVERED;
2508f5860992SSakthivel K 		ts->stat = SAS_PHY_DOWN;
25094a2efd4bSViswas G 		if (pm8001_dev)
25104a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2511f5860992SSakthivel K 		break;
2512f5860992SSakthivel K 	case IO_XFER_ERROR_BREAK:
25131b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
2514f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2515f5860992SSakthivel K 		ts->stat = SAS_INTERRUPTED;
25164a2efd4bSViswas G 		if (pm8001_dev)
25174a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2518f5860992SSakthivel K 		break;
2519f5860992SSakthivel K 	case IO_XFER_ERROR_PHY_NOT_READY:
25201b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
2521f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2522f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2523f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
25244a2efd4bSViswas G 		if (pm8001_dev)
25254a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2526f5860992SSakthivel K 		break;
2527f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
25281b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
25291b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
2530f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2531f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2532f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_EPROTO;
25334a2efd4bSViswas G 		if (pm8001_dev)
25344a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2535f5860992SSakthivel K 		break;
2536f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
25371b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
25381b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
2539f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2540f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2541f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
25424a2efd4bSViswas G 		if (pm8001_dev)
25434a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2544f5860992SSakthivel K 		break;
2545f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_BREAK:
25461b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
2547f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2548f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2549f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
25504a2efd4bSViswas G 		if (pm8001_dev)
25514a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2552f5860992SSakthivel K 		break;
2553f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2554a6cb3d01SSakthivel K 	case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
2555a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
2556a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
2557a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
2558a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
25591b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
2560f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2561f5860992SSakthivel K 		ts->stat = SAS_DEV_NO_RESPONSE;
2562f5860992SSakthivel K 		if (!t->uldd_task) {
2563f5860992SSakthivel K 			pm8001_handle_event(pm8001_ha,
2564f5860992SSakthivel K 				pm8001_dev,
2565f5860992SSakthivel K 				IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2566f5860992SSakthivel K 			ts->resp = SAS_TASK_UNDELIVERED;
2567f5860992SSakthivel K 			ts->stat = SAS_QUEUE_FULL;
25682b01d816SSuresh Thiagarajan 			pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2569f5860992SSakthivel K 			return;
2570f5860992SSakthivel K 		}
2571f5860992SSakthivel K 		break;
2572f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
25731b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
25741b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
2575f5860992SSakthivel K 		ts->resp = SAS_TASK_UNDELIVERED;
2576f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2577f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2578f5860992SSakthivel K 		if (!t->uldd_task) {
2579f5860992SSakthivel K 			pm8001_handle_event(pm8001_ha,
2580f5860992SSakthivel K 				pm8001_dev,
2581f5860992SSakthivel K 				IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2582f5860992SSakthivel K 			ts->resp = SAS_TASK_UNDELIVERED;
2583f5860992SSakthivel K 			ts->stat = SAS_QUEUE_FULL;
25842b01d816SSuresh Thiagarajan 			pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2585f5860992SSakthivel K 			return;
2586f5860992SSakthivel K 		}
2587f5860992SSakthivel K 		break;
2588f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
25891b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
25901b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
2591f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2592f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2593f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_CONN_RATE;
25944a2efd4bSViswas G 		if (pm8001_dev)
25954a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2596f5860992SSakthivel K 		break;
2597f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
25981b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
25991b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY\n");
2600f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2601f5860992SSakthivel K 		ts->stat = SAS_DEV_NO_RESPONSE;
2602f5860992SSakthivel K 		if (!t->uldd_task) {
2603f5860992SSakthivel K 			pm8001_handle_event(pm8001_ha,
2604f5860992SSakthivel K 				pm8001_dev,
2605f5860992SSakthivel K 				IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY);
2606f5860992SSakthivel K 			ts->resp = SAS_TASK_UNDELIVERED;
2607f5860992SSakthivel K 			ts->stat = SAS_QUEUE_FULL;
26082b01d816SSuresh Thiagarajan 			pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2609f5860992SSakthivel K 			return;
2610f5860992SSakthivel K 		}
2611f5860992SSakthivel K 		break;
2612f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
26131b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
26141b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
2615f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2616f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2617f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
26184a2efd4bSViswas G 		if (pm8001_dev)
26194a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2620f5860992SSakthivel K 		break;
2621f5860992SSakthivel K 	case IO_XFER_ERROR_NAK_RECEIVED:
26221b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n");
2623f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2624f5860992SSakthivel K 		ts->stat = SAS_NAK_R_ERR;
26254a2efd4bSViswas G 		if (pm8001_dev)
26264a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2627f5860992SSakthivel K 		break;
2628f5860992SSakthivel K 	case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
26291b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n");
2630f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2631f5860992SSakthivel K 		ts->stat = SAS_NAK_R_ERR;
26324a2efd4bSViswas G 		if (pm8001_dev)
26334a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2634f5860992SSakthivel K 		break;
2635f5860992SSakthivel K 	case IO_XFER_ERROR_DMA:
26361b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_DMA\n");
2637f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2638f5860992SSakthivel K 		ts->stat = SAS_ABORTED_TASK;
26394a2efd4bSViswas G 		if (pm8001_dev)
26404a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2641f5860992SSakthivel K 		break;
2642f5860992SSakthivel K 	case IO_XFER_ERROR_SATA_LINK_TIMEOUT:
26431b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_SATA_LINK_TIMEOUT\n");
2644f5860992SSakthivel K 		ts->resp = SAS_TASK_UNDELIVERED;
2645f5860992SSakthivel K 		ts->stat = SAS_DEV_NO_RESPONSE;
26464a2efd4bSViswas G 		if (pm8001_dev)
26474a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2648f5860992SSakthivel K 		break;
2649f5860992SSakthivel K 	case IO_XFER_ERROR_REJECTED_NCQ_MODE:
26501b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_REJECTED_NCQ_MODE\n");
2651f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2652f5860992SSakthivel K 		ts->stat = SAS_DATA_UNDERRUN;
26534a2efd4bSViswas G 		if (pm8001_dev)
26544a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2655f5860992SSakthivel K 		break;
2656f5860992SSakthivel K 	case IO_XFER_OPEN_RETRY_TIMEOUT:
26571b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
2658f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2659f5860992SSakthivel K 		ts->stat = SAS_OPEN_TO;
26604a2efd4bSViswas G 		if (pm8001_dev)
26614a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2662f5860992SSakthivel K 		break;
2663f5860992SSakthivel K 	case IO_PORT_IN_RESET:
26641b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n");
2665f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2666f5860992SSakthivel K 		ts->stat = SAS_DEV_NO_RESPONSE;
26674a2efd4bSViswas G 		if (pm8001_dev)
26684a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2669f5860992SSakthivel K 		break;
2670f5860992SSakthivel K 	case IO_DS_NON_OPERATIONAL:
26711b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n");
2672f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2673f5860992SSakthivel K 		ts->stat = SAS_DEV_NO_RESPONSE;
2674f5860992SSakthivel K 		if (!t->uldd_task) {
2675f5860992SSakthivel K 			pm8001_handle_event(pm8001_ha, pm8001_dev,
2676f5860992SSakthivel K 					IO_DS_NON_OPERATIONAL);
2677f5860992SSakthivel K 			ts->resp = SAS_TASK_UNDELIVERED;
2678f5860992SSakthivel K 			ts->stat = SAS_QUEUE_FULL;
26792b01d816SSuresh Thiagarajan 			pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2680f5860992SSakthivel K 			return;
2681f5860992SSakthivel K 		}
2682f5860992SSakthivel K 		break;
2683f5860992SSakthivel K 	case IO_DS_IN_RECOVERY:
26841b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n");
2685f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2686f5860992SSakthivel K 		ts->stat = SAS_DEV_NO_RESPONSE;
26874a2efd4bSViswas G 		if (pm8001_dev)
26884a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2689f5860992SSakthivel K 		break;
2690f5860992SSakthivel K 	case IO_DS_IN_ERROR:
26911b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_ERROR\n");
2692f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2693f5860992SSakthivel K 		ts->stat = SAS_DEV_NO_RESPONSE;
2694f5860992SSakthivel K 		if (!t->uldd_task) {
2695f5860992SSakthivel K 			pm8001_handle_event(pm8001_ha, pm8001_dev,
2696f5860992SSakthivel K 					IO_DS_IN_ERROR);
2697f5860992SSakthivel K 			ts->resp = SAS_TASK_UNDELIVERED;
2698f5860992SSakthivel K 			ts->stat = SAS_QUEUE_FULL;
26992b01d816SSuresh Thiagarajan 			pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2700f5860992SSakthivel K 			return;
2701f5860992SSakthivel K 		}
2702f5860992SSakthivel K 		break;
2703f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
27041b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
27051b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n");
2706f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2707f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2708f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
27094a2efd4bSViswas G 		if (pm8001_dev)
27104a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
271150acde8eSJohannes Thumshirn 		break;
2712f5860992SSakthivel K 	default:
27131b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status);
2714f5860992SSakthivel K 		/* not allowed case. Therefore, return failed status */
2715f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2716f5860992SSakthivel K 		ts->stat = SAS_DEV_NO_RESPONSE;
27174a2efd4bSViswas G 		if (pm8001_dev)
27184a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2719f5860992SSakthivel K 		break;
2720f5860992SSakthivel K 	}
2721f5860992SSakthivel K 	spin_lock_irqsave(&t->task_state_lock, flags);
2722f5860992SSakthivel K 	t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2723f5860992SSakthivel K 	t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2724f5860992SSakthivel K 	t->task_state_flags |= SAS_TASK_STATE_DONE;
2725f5860992SSakthivel K 	if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2726f5860992SSakthivel K 		spin_unlock_irqrestore(&t->task_state_lock, flags);
27271b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL,
27281b5d2793SJoe Perches 			   "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
27291b5d2793SJoe Perches 			   t, status, ts->resp, ts->stat);
2730ce21c63eSpeter chang 		if (t->slow_task)
2731ce21c63eSpeter chang 			complete(&t->slow_task->completion);
2732f5860992SSakthivel K 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
27332b01d816SSuresh Thiagarajan 	} else {
2734f5860992SSakthivel K 		spin_unlock_irqrestore(&t->task_state_lock, flags);
27352b01d816SSuresh Thiagarajan 		pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2736f5860992SSakthivel K 	}
2737f5860992SSakthivel K }
2738f5860992SSakthivel K 
2739f5860992SSakthivel K /*See the comments for mpi_ssp_completion */
2740f5860992SSakthivel K static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
2741f5860992SSakthivel K {
2742f5860992SSakthivel K 	struct sas_task *t;
2743f5860992SSakthivel K 	struct task_status_struct *ts;
2744f5860992SSakthivel K 	struct pm8001_ccb_info *ccb;
2745f5860992SSakthivel K 	struct pm8001_device *pm8001_dev;
2746f5860992SSakthivel K 	struct sata_event_resp *psataPayload =
2747f5860992SSakthivel K 		(struct sata_event_resp *)(piomb + 4);
2748f5860992SSakthivel K 	u32 event = le32_to_cpu(psataPayload->event);
2749f5860992SSakthivel K 	u32 tag = le32_to_cpu(psataPayload->tag);
2750f5860992SSakthivel K 	u32 port_id = le32_to_cpu(psataPayload->port_id);
2751c6b9ef57SSakthivel K 	u32 dev_id = le32_to_cpu(psataPayload->device_id);
2752c6b9ef57SSakthivel K 	unsigned long flags;
2753f5860992SSakthivel K 
2754f5860992SSakthivel K 	ccb = &pm8001_ha->ccb_info[tag];
2755c6b9ef57SSakthivel K 
2756c6b9ef57SSakthivel K 	if (ccb) {
2757f5860992SSakthivel K 		t = ccb->task;
2758f5860992SSakthivel K 		pm8001_dev = ccb->device;
2759c6b9ef57SSakthivel K 	} else {
27601b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "No CCB !!!. returning\n");
2761c6b9ef57SSakthivel K 		return;
2762c6b9ef57SSakthivel K 	}
2763f5860992SSakthivel K 	if (event)
27641b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "SATA EVENT 0x%x\n", event);
2765c6b9ef57SSakthivel K 
2766c6b9ef57SSakthivel K 	/* Check if this is NCQ error */
2767c6b9ef57SSakthivel K 	if (event == IO_XFER_ERROR_ABORTED_NCQ_MODE) {
2768c6b9ef57SSakthivel K 		/* find device using device id */
2769c6b9ef57SSakthivel K 		pm8001_dev = pm8001_find_dev(pm8001_ha, dev_id);
2770c6b9ef57SSakthivel K 		/* send read log extension */
2771c6b9ef57SSakthivel K 		if (pm8001_dev)
2772c6b9ef57SSakthivel K 			pm80xx_send_read_log(pm8001_ha, pm8001_dev);
2773f5860992SSakthivel K 		return;
2774c6b9ef57SSakthivel K 	}
2775c6b9ef57SSakthivel K 
2776c6b9ef57SSakthivel K 	if (unlikely(!t || !t->lldd_task || !t->dev)) {
27771b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "task or dev null\n");
2778c6b9ef57SSakthivel K 		return;
2779c6b9ef57SSakthivel K 	}
2780c6b9ef57SSakthivel K 
2781f5860992SSakthivel K 	ts = &t->task_status;
27821b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, IOERR, "port_id:0x%x, tag:0x%x, event:0x%x\n",
27831b5d2793SJoe Perches 		   port_id, tag, event);
2784f5860992SSakthivel K 	switch (event) {
2785f5860992SSakthivel K 	case IO_OVERFLOW:
27861b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n");
2787f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2788f5860992SSakthivel K 		ts->stat = SAS_DATA_OVERRUN;
2789f5860992SSakthivel K 		ts->residual = 0;
2790f5860992SSakthivel K 		if (pm8001_dev)
27914a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2792f5860992SSakthivel K 		break;
2793f5860992SSakthivel K 	case IO_XFER_ERROR_BREAK:
27941b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
2795f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2796f5860992SSakthivel K 		ts->stat = SAS_INTERRUPTED;
2797f5860992SSakthivel K 		break;
2798f5860992SSakthivel K 	case IO_XFER_ERROR_PHY_NOT_READY:
27991b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
2800f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2801f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2802f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2803f5860992SSakthivel K 		break;
2804f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
28051b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
28061b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
2807f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2808f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2809f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_EPROTO;
2810f5860992SSakthivel K 		break;
2811f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
28121b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
28131b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
2814f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2815f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2816f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2817f5860992SSakthivel K 		break;
2818f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_BREAK:
28191b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
2820f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2821f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2822f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2823f5860992SSakthivel K 		break;
2824f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2825a6cb3d01SSakthivel K 	case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
2826a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
2827a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
2828a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
2829a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
28301b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL,
28311b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
2832f5860992SSakthivel K 		ts->resp = SAS_TASK_UNDELIVERED;
2833f5860992SSakthivel K 		ts->stat = SAS_DEV_NO_RESPONSE;
2834f5860992SSakthivel K 		if (!t->uldd_task) {
2835f5860992SSakthivel K 			pm8001_handle_event(pm8001_ha,
2836f5860992SSakthivel K 				pm8001_dev,
2837f5860992SSakthivel K 				IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2838f5860992SSakthivel K 			ts->resp = SAS_TASK_COMPLETE;
2839f5860992SSakthivel K 			ts->stat = SAS_QUEUE_FULL;
28402b01d816SSuresh Thiagarajan 			pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2841f5860992SSakthivel K 			return;
2842f5860992SSakthivel K 		}
2843f5860992SSakthivel K 		break;
2844f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
28451b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
28461b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
2847f5860992SSakthivel K 		ts->resp = SAS_TASK_UNDELIVERED;
2848f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2849f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2850f5860992SSakthivel K 		break;
2851f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
28521b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
28531b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
2854f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2855f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2856f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2857f5860992SSakthivel K 		break;
2858f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
28591b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
28601b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
2861f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2862f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
2863f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2864f5860992SSakthivel K 		break;
2865f5860992SSakthivel K 	case IO_XFER_ERROR_NAK_RECEIVED:
28661b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n");
2867f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2868f5860992SSakthivel K 		ts->stat = SAS_NAK_R_ERR;
2869f5860992SSakthivel K 		break;
2870f5860992SSakthivel K 	case IO_XFER_ERROR_PEER_ABORTED:
28711b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PEER_ABORTED\n");
2872f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2873f5860992SSakthivel K 		ts->stat = SAS_NAK_R_ERR;
2874f5860992SSakthivel K 		break;
2875f5860992SSakthivel K 	case IO_XFER_ERROR_REJECTED_NCQ_MODE:
28761b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_REJECTED_NCQ_MODE\n");
2877f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2878f5860992SSakthivel K 		ts->stat = SAS_DATA_UNDERRUN;
2879f5860992SSakthivel K 		break;
2880f5860992SSakthivel K 	case IO_XFER_OPEN_RETRY_TIMEOUT:
28811b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
2882f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2883f5860992SSakthivel K 		ts->stat = SAS_OPEN_TO;
2884f5860992SSakthivel K 		break;
2885f5860992SSakthivel K 	case IO_XFER_ERROR_UNEXPECTED_PHASE:
28861b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_UNEXPECTED_PHASE\n");
2887f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2888f5860992SSakthivel K 		ts->stat = SAS_OPEN_TO;
2889f5860992SSakthivel K 		break;
2890f5860992SSakthivel K 	case IO_XFER_ERROR_XFER_RDY_OVERRUN:
28911b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_XFER_RDY_OVERRUN\n");
2892f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2893f5860992SSakthivel K 		ts->stat = SAS_OPEN_TO;
2894f5860992SSakthivel K 		break;
2895f5860992SSakthivel K 	case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
28961b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
28971b5d2793SJoe Perches 			   "IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n");
2898f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2899f5860992SSakthivel K 		ts->stat = SAS_OPEN_TO;
2900f5860992SSakthivel K 		break;
2901f5860992SSakthivel K 	case IO_XFER_ERROR_OFFSET_MISMATCH:
29021b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n");
2903f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2904f5860992SSakthivel K 		ts->stat = SAS_OPEN_TO;
2905f5860992SSakthivel K 		break;
2906f5860992SSakthivel K 	case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
29071b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
29081b5d2793SJoe Perches 			   "IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n");
2909f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2910f5860992SSakthivel K 		ts->stat = SAS_OPEN_TO;
2911f5860992SSakthivel K 		break;
2912f5860992SSakthivel K 	case IO_XFER_CMD_FRAME_ISSUED:
29131b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_CMD_FRAME_ISSUED\n");
2914f5860992SSakthivel K 		break;
2915f5860992SSakthivel K 	case IO_XFER_PIO_SETUP_ERROR:
29161b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_PIO_SETUP_ERROR\n");
2917f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2918f5860992SSakthivel K 		ts->stat = SAS_OPEN_TO;
2919f5860992SSakthivel K 		break;
2920a6cb3d01SSakthivel K 	case IO_XFER_ERROR_INTERNAL_CRC_ERROR:
29211b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL,
29221b5d2793SJoe Perches 			   "IO_XFR_ERROR_INTERNAL_CRC_ERROR\n");
2923a6cb3d01SSakthivel K 		/* TBC: used default set values */
2924a6cb3d01SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2925a6cb3d01SSakthivel K 		ts->stat = SAS_OPEN_TO;
2926a6cb3d01SSakthivel K 		break;
2927a6cb3d01SSakthivel K 	case IO_XFER_DMA_ACTIVATE_TIMEOUT:
29281b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "IO_XFR_DMA_ACTIVATE_TIMEOUT\n");
2929a6cb3d01SSakthivel K 		/* TBC: used default set values */
2930a6cb3d01SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2931a6cb3d01SSakthivel K 		ts->stat = SAS_OPEN_TO;
2932a6cb3d01SSakthivel K 		break;
2933f5860992SSakthivel K 	default:
29341b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "Unknown status 0x%x\n", event);
2935f5860992SSakthivel K 		/* not allowed case. Therefore, return failed status */
2936f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2937f5860992SSakthivel K 		ts->stat = SAS_OPEN_TO;
2938f5860992SSakthivel K 		break;
2939f5860992SSakthivel K 	}
2940f5860992SSakthivel K 	spin_lock_irqsave(&t->task_state_lock, flags);
2941f5860992SSakthivel K 	t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2942f5860992SSakthivel K 	t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2943f5860992SSakthivel K 	t->task_state_flags |= SAS_TASK_STATE_DONE;
2944f5860992SSakthivel K 	if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2945f5860992SSakthivel K 		spin_unlock_irqrestore(&t->task_state_lock, flags);
29461b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL,
29471b5d2793SJoe Perches 			   "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
29481b5d2793SJoe Perches 			   t, event, ts->resp, ts->stat);
2949f5860992SSakthivel K 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
29502b01d816SSuresh Thiagarajan 	} else {
2951f5860992SSakthivel K 		spin_unlock_irqrestore(&t->task_state_lock, flags);
29522b01d816SSuresh Thiagarajan 		pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2953f5860992SSakthivel K 	}
2954f5860992SSakthivel K }
2955f5860992SSakthivel K 
2956f5860992SSakthivel K /*See the comments for mpi_ssp_completion */
2957f5860992SSakthivel K static void
2958f5860992SSakthivel K mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
2959f5860992SSakthivel K {
2960f5860992SSakthivel K 	u32 param, i;
2961f5860992SSakthivel K 	struct sas_task *t;
2962f5860992SSakthivel K 	struct pm8001_ccb_info *ccb;
2963f5860992SSakthivel K 	unsigned long flags;
2964f5860992SSakthivel K 	u32 status;
2965f5860992SSakthivel K 	u32 tag;
2966f5860992SSakthivel K 	struct smp_completion_resp *psmpPayload;
2967f5860992SSakthivel K 	struct task_status_struct *ts;
2968f5860992SSakthivel K 	struct pm8001_device *pm8001_dev;
2969f5860992SSakthivel K 	char *pdma_respaddr = NULL;
2970f5860992SSakthivel K 
2971f5860992SSakthivel K 	psmpPayload = (struct smp_completion_resp *)(piomb + 4);
2972f5860992SSakthivel K 	status = le32_to_cpu(psmpPayload->status);
2973f5860992SSakthivel K 	tag = le32_to_cpu(psmpPayload->tag);
2974f5860992SSakthivel K 
2975f5860992SSakthivel K 	ccb = &pm8001_ha->ccb_info[tag];
2976f5860992SSakthivel K 	param = le32_to_cpu(psmpPayload->param);
2977f5860992SSakthivel K 	t = ccb->task;
2978f5860992SSakthivel K 	ts = &t->task_status;
2979f5860992SSakthivel K 	pm8001_dev = ccb->device;
2980f5860992SSakthivel K 	if (status)
29811b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "smp IO status 0x%x\n", status);
2982f5860992SSakthivel K 	if (unlikely(!t || !t->lldd_task || !t->dev))
2983f5860992SSakthivel K 		return;
2984f5860992SSakthivel K 
29851b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV, "tag::0x%x status::0x%x\n", tag, status);
29867370672dSpeter chang 
2987f5860992SSakthivel K 	switch (status) {
2988f5860992SSakthivel K 
2989f5860992SSakthivel K 	case IO_SUCCESS:
29901b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS\n");
2991f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
2992f5860992SSakthivel K 		ts->stat = SAM_STAT_GOOD;
2993f5860992SSakthivel K 		if (pm8001_dev)
29944a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
2995f5860992SSakthivel K 		if (pm8001_ha->smp_exp_mode == SMP_DIRECT) {
29961b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, IO,
29971b5d2793SJoe Perches 				   "DIRECT RESPONSE Length:%d\n",
29981b5d2793SJoe Perches 				   param);
2999f5860992SSakthivel K 			pdma_respaddr = (char *)(phys_to_virt(cpu_to_le64
3000f5860992SSakthivel K 						((u64)sg_dma_address
3001f5860992SSakthivel K 						(&t->smp_task.smp_resp))));
3002f5860992SSakthivel K 			for (i = 0; i < param; i++) {
3003f5860992SSakthivel K 				*(pdma_respaddr+i) = psmpPayload->_r_a[i];
30041b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, IO,
3005f5860992SSakthivel K 					   "SMP Byte%d DMA data 0x%x psmp 0x%x\n",
3006f5860992SSakthivel K 					   i, *(pdma_respaddr + i),
30071b5d2793SJoe Perches 					   psmpPayload->_r_a[i]);
3008f5860992SSakthivel K 			}
3009f5860992SSakthivel K 		}
3010f5860992SSakthivel K 		break;
3011f5860992SSakthivel K 	case IO_ABORTED:
30121b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB\n");
3013f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3014f5860992SSakthivel K 		ts->stat = SAS_ABORTED_TASK;
3015f5860992SSakthivel K 		if (pm8001_dev)
30164a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
3017f5860992SSakthivel K 		break;
3018f5860992SSakthivel K 	case IO_OVERFLOW:
30191b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n");
3020f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3021f5860992SSakthivel K 		ts->stat = SAS_DATA_OVERRUN;
3022f5860992SSakthivel K 		ts->residual = 0;
3023f5860992SSakthivel K 		if (pm8001_dev)
30244a2efd4bSViswas G 			atomic_dec(&pm8001_dev->running_req);
3025f5860992SSakthivel K 		break;
3026f5860992SSakthivel K 	case IO_NO_DEVICE:
30271b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n");
3028f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3029f5860992SSakthivel K 		ts->stat = SAS_PHY_DOWN;
3030f5860992SSakthivel K 		break;
3031f5860992SSakthivel K 	case IO_ERROR_HW_TIMEOUT:
30321b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_ERROR_HW_TIMEOUT\n");
3033f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3034f5860992SSakthivel K 		ts->stat = SAM_STAT_BUSY;
3035f5860992SSakthivel K 		break;
3036f5860992SSakthivel K 	case IO_XFER_ERROR_BREAK:
30371b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
3038f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3039f5860992SSakthivel K 		ts->stat = SAM_STAT_BUSY;
3040f5860992SSakthivel K 		break;
3041f5860992SSakthivel K 	case IO_XFER_ERROR_PHY_NOT_READY:
30421b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
3043f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3044f5860992SSakthivel K 		ts->stat = SAM_STAT_BUSY;
3045f5860992SSakthivel K 		break;
3046f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
30471b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
30481b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
3049f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3050f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
3051f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
3052f5860992SSakthivel K 		break;
3053f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
30541b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
30551b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
3056f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3057f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
3058f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
3059f5860992SSakthivel K 		break;
3060f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_BREAK:
30611b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
3062f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3063f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
3064f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
3065f5860992SSakthivel K 		break;
3066f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
3067a6cb3d01SSakthivel K 	case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
3068a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
3069a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
3070a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
3071a6cb3d01SSakthivel K 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
30721b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
3073f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3074f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
3075f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
3076f5860992SSakthivel K 		pm8001_handle_event(pm8001_ha,
3077f5860992SSakthivel K 				pm8001_dev,
3078f5860992SSakthivel K 				IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
3079f5860992SSakthivel K 		break;
3080f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
30811b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
30821b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
3083f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3084f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
3085f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_BAD_DEST;
3086f5860992SSakthivel K 		break;
3087f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
30881b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
30891b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
3090f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3091f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
3092f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_CONN_RATE;
3093f5860992SSakthivel K 		break;
3094f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
30951b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
30961b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
3097f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3098f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
3099f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
3100f5860992SSakthivel K 		break;
3101f5860992SSakthivel K 	case IO_XFER_ERROR_RX_FRAME:
31021b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_RX_FRAME\n");
3103f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3104f5860992SSakthivel K 		ts->stat = SAS_DEV_NO_RESPONSE;
3105f5860992SSakthivel K 		break;
3106f5860992SSakthivel K 	case IO_XFER_OPEN_RETRY_TIMEOUT:
31071b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
3108f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3109f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
3110f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
3111f5860992SSakthivel K 		break;
3112f5860992SSakthivel K 	case IO_ERROR_INTERNAL_SMP_RESOURCE:
31131b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_ERROR_INTERNAL_SMP_RESOURCE\n");
3114f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3115f5860992SSakthivel K 		ts->stat = SAS_QUEUE_FULL;
3116f5860992SSakthivel K 		break;
3117f5860992SSakthivel K 	case IO_PORT_IN_RESET:
31181b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n");
3119f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3120f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
3121f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
3122f5860992SSakthivel K 		break;
3123f5860992SSakthivel K 	case IO_DS_NON_OPERATIONAL:
31241b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n");
3125f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3126f5860992SSakthivel K 		ts->stat = SAS_DEV_NO_RESPONSE;
3127f5860992SSakthivel K 		break;
3128f5860992SSakthivel K 	case IO_DS_IN_RECOVERY:
31291b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n");
3130f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3131f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
3132f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
3133f5860992SSakthivel K 		break;
3134f5860992SSakthivel K 	case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
31351b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
31361b5d2793SJoe Perches 			   "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n");
3137f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3138f5860992SSakthivel K 		ts->stat = SAS_OPEN_REJECT;
3139f5860992SSakthivel K 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
3140f5860992SSakthivel K 		break;
3141f5860992SSakthivel K 	default:
31421b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status);
3143f5860992SSakthivel K 		ts->resp = SAS_TASK_COMPLETE;
3144f5860992SSakthivel K 		ts->stat = SAS_DEV_NO_RESPONSE;
3145f5860992SSakthivel K 		/* not allowed case. Therefore, return failed status */
3146f5860992SSakthivel K 		break;
3147f5860992SSakthivel K 	}
3148f5860992SSakthivel K 	spin_lock_irqsave(&t->task_state_lock, flags);
3149f5860992SSakthivel K 	t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
3150f5860992SSakthivel K 	t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
3151f5860992SSakthivel K 	t->task_state_flags |= SAS_TASK_STATE_DONE;
3152f5860992SSakthivel K 	if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
3153f5860992SSakthivel K 		spin_unlock_irqrestore(&t->task_state_lock, flags);
31541b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL,
31551b5d2793SJoe Perches 			   "task 0x%p done with io_status 0x%x resp 0x%xstat 0x%x but aborted by upper layer!\n",
31561b5d2793SJoe Perches 			   t, status, ts->resp, ts->stat);
3157f5860992SSakthivel K 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
3158f5860992SSakthivel K 	} else {
3159f5860992SSakthivel K 		spin_unlock_irqrestore(&t->task_state_lock, flags);
3160f5860992SSakthivel K 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
3161f5860992SSakthivel K 		mb();/* in order to force CPU ordering */
3162f5860992SSakthivel K 		t->task_done(t);
3163f5860992SSakthivel K 	}
3164f5860992SSakthivel K }
3165f5860992SSakthivel K 
3166f5860992SSakthivel K /**
3167f5860992SSakthivel K  * pm80xx_hw_event_ack_req- For PM8001,some events need to acknowage to FW.
3168f5860992SSakthivel K  * @pm8001_ha: our hba card information
3169f5860992SSakthivel K  * @Qnum: the outbound queue message number.
3170f5860992SSakthivel K  * @SEA: source of event to ack
3171f5860992SSakthivel K  * @port_id: port id.
3172f5860992SSakthivel K  * @phyId: phy id.
3173f5860992SSakthivel K  * @param0: parameter 0.
3174f5860992SSakthivel K  * @param1: parameter 1.
3175f5860992SSakthivel K  */
3176f5860992SSakthivel K static void pm80xx_hw_event_ack_req(struct pm8001_hba_info *pm8001_ha,
3177f5860992SSakthivel K 	u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0, u32 param1)
3178f5860992SSakthivel K {
3179f5860992SSakthivel K 	struct hw_event_ack_req	 payload;
3180f5860992SSakthivel K 	u32 opc = OPC_INB_SAS_HW_EVENT_ACK;
3181f5860992SSakthivel K 
3182f5860992SSakthivel K 	struct inbound_queue_table *circularQ;
3183f5860992SSakthivel K 
3184f5860992SSakthivel K 	memset((u8 *)&payload, 0, sizeof(payload));
3185f5860992SSakthivel K 	circularQ = &pm8001_ha->inbnd_q_tbl[Qnum];
3186f5860992SSakthivel K 	payload.tag = cpu_to_le32(1);
3187f5860992SSakthivel K 	payload.phyid_sea_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) |
3188f5860992SSakthivel K 		((phyId & 0xFF) << 24) | (port_id & 0xFF));
3189f5860992SSakthivel K 	payload.param0 = cpu_to_le32(param0);
3190f5860992SSakthivel K 	payload.param1 = cpu_to_le32(param1);
319191a43fa6Speter chang 	pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload,
319291a43fa6Speter chang 			sizeof(payload), 0);
3193f5860992SSakthivel K }
3194f5860992SSakthivel K 
3195f5860992SSakthivel K static int pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
3196f5860992SSakthivel K 	u32 phyId, u32 phy_op);
3197f5860992SSakthivel K 
31988414cd80SViswas G static void hw_event_port_recover(struct pm8001_hba_info *pm8001_ha,
31998414cd80SViswas G 					void *piomb)
32008414cd80SViswas G {
32018414cd80SViswas G 	struct hw_event_resp *pPayload = (struct hw_event_resp *)(piomb + 4);
32028414cd80SViswas G 	u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
32038414cd80SViswas G 	u8 phy_id = (u8)((phyid_npip_portstate & 0xFF0000) >> 16);
32048414cd80SViswas G 	u32 lr_status_evt_portid =
32058414cd80SViswas G 		le32_to_cpu(pPayload->lr_status_evt_portid);
32068414cd80SViswas G 	u8 deviceType = pPayload->sas_identify.dev_type;
32078414cd80SViswas G 	u8 link_rate = (u8)((lr_status_evt_portid & 0xF0000000) >> 28);
32088414cd80SViswas G 	struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
32098414cd80SViswas G 	u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
32108414cd80SViswas G 	struct pm8001_port *port = &pm8001_ha->port[port_id];
32118414cd80SViswas G 
32128414cd80SViswas G 	if (deviceType == SAS_END_DEVICE) {
32138414cd80SViswas G 		pm80xx_chip_phy_ctl_req(pm8001_ha, phy_id,
32148414cd80SViswas G 					PHY_NOTIFY_ENABLE_SPINUP);
32158414cd80SViswas G 	}
32168414cd80SViswas G 
32178414cd80SViswas G 	port->wide_port_phymap |= (1U << phy_id);
32188414cd80SViswas G 	pm8001_get_lrate_mode(phy, link_rate);
32198414cd80SViswas G 	phy->sas_phy.oob_mode = SAS_OOB_MODE;
32208414cd80SViswas G 	phy->phy_state = PHY_STATE_LINK_UP_SPCV;
32218414cd80SViswas G 	phy->phy_attached = 1;
32228414cd80SViswas G }
32238414cd80SViswas G 
3224f5860992SSakthivel K /**
3225f5860992SSakthivel K  * hw_event_sas_phy_up -FW tells me a SAS phy up event.
3226f5860992SSakthivel K  * @pm8001_ha: our hba card information
3227f5860992SSakthivel K  * @piomb: IO message buffer
3228f5860992SSakthivel K  */
3229f5860992SSakthivel K static void
3230f5860992SSakthivel K hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
3231f5860992SSakthivel K {
3232f5860992SSakthivel K 	struct hw_event_resp *pPayload =
3233f5860992SSakthivel K 		(struct hw_event_resp *)(piomb + 4);
3234f5860992SSakthivel K 	u32 lr_status_evt_portid =
3235f5860992SSakthivel K 		le32_to_cpu(pPayload->lr_status_evt_portid);
3236f5860992SSakthivel K 	u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
3237f5860992SSakthivel K 
3238f5860992SSakthivel K 	u8 link_rate =
3239f5860992SSakthivel K 		(u8)((lr_status_evt_portid & 0xF0000000) >> 28);
3240f5860992SSakthivel K 	u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
3241f5860992SSakthivel K 	u8 phy_id =
3242f5860992SSakthivel K 		(u8)((phyid_npip_portstate & 0xFF0000) >> 16);
3243f5860992SSakthivel K 	u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
3244f5860992SSakthivel K 
3245f5860992SSakthivel K 	struct pm8001_port *port = &pm8001_ha->port[port_id];
3246f5860992SSakthivel K 	struct sas_ha_struct *sas_ha = pm8001_ha->sas;
3247f5860992SSakthivel K 	struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3248f5860992SSakthivel K 	unsigned long flags;
3249f5860992SSakthivel K 	u8 deviceType = pPayload->sas_identify.dev_type;
3250f5860992SSakthivel K 	port->port_state = portstate;
32518414cd80SViswas G 	port->wide_port_phymap |= (1U << phy_id);
32527d029005SNikith Ganigarakoppal 	phy->phy_state = PHY_STATE_LINK_UP_SPCV;
32531b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, MSG,
32541b5d2793SJoe Perches 		   "portid:%d; phyid:%d; linkrate:%d; portstate:%x; devicetype:%x\n",
32551b5d2793SJoe Perches 		   port_id, phy_id, link_rate, portstate, deviceType);
3256f5860992SSakthivel K 
3257f5860992SSakthivel K 	switch (deviceType) {
3258f5860992SSakthivel K 	case SAS_PHY_UNUSED:
32591b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "device type no device.\n");
3260f5860992SSakthivel K 		break;
3261f5860992SSakthivel K 	case SAS_END_DEVICE:
32621b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "end device.\n");
3263f5860992SSakthivel K 		pm80xx_chip_phy_ctl_req(pm8001_ha, phy_id,
3264f5860992SSakthivel K 			PHY_NOTIFY_ENABLE_SPINUP);
3265f5860992SSakthivel K 		port->port_attached = 1;
3266f5860992SSakthivel K 		pm8001_get_lrate_mode(phy, link_rate);
3267f5860992SSakthivel K 		break;
3268f5860992SSakthivel K 	case SAS_EDGE_EXPANDER_DEVICE:
32691b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "expander device.\n");
3270f5860992SSakthivel K 		port->port_attached = 1;
3271f5860992SSakthivel K 		pm8001_get_lrate_mode(phy, link_rate);
3272f5860992SSakthivel K 		break;
3273f5860992SSakthivel K 	case SAS_FANOUT_EXPANDER_DEVICE:
32741b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "fanout expander device.\n");
3275f5860992SSakthivel K 		port->port_attached = 1;
3276f5860992SSakthivel K 		pm8001_get_lrate_mode(phy, link_rate);
3277f5860992SSakthivel K 		break;
3278f5860992SSakthivel K 	default:
32791b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, DEVIO, "unknown device type(%x)\n",
32801b5d2793SJoe Perches 			   deviceType);
3281f5860992SSakthivel K 		break;
3282f5860992SSakthivel K 	}
3283f5860992SSakthivel K 	phy->phy_type |= PORT_TYPE_SAS;
3284f5860992SSakthivel K 	phy->identify.device_type = deviceType;
3285f5860992SSakthivel K 	phy->phy_attached = 1;
3286f5860992SSakthivel K 	if (phy->identify.device_type == SAS_END_DEVICE)
3287f5860992SSakthivel K 		phy->identify.target_port_protocols = SAS_PROTOCOL_SSP;
3288f5860992SSakthivel K 	else if (phy->identify.device_type != SAS_PHY_UNUSED)
3289f5860992SSakthivel K 		phy->identify.target_port_protocols = SAS_PROTOCOL_SMP;
3290f5860992SSakthivel K 	phy->sas_phy.oob_mode = SAS_OOB_MODE;
3291f5860992SSakthivel K 	sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
3292f5860992SSakthivel K 	spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
3293f5860992SSakthivel K 	memcpy(phy->frame_rcvd, &pPayload->sas_identify,
3294f5860992SSakthivel K 		sizeof(struct sas_identify_frame)-4);
3295f5860992SSakthivel K 	phy->frame_rcvd_size = sizeof(struct sas_identify_frame) - 4;
3296f5860992SSakthivel K 	pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
3297f5860992SSakthivel K 	spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
3298f5860992SSakthivel K 	if (pm8001_ha->flags == PM8001F_RUN_TIME)
3299*4ba9e516SAhmed S. Darwish 		mdelay(200); /* delay a moment to wait for disk to spin up */
3300f5860992SSakthivel K 	pm8001_bytes_dmaed(pm8001_ha, phy_id);
3301f5860992SSakthivel K }
3302f5860992SSakthivel K 
3303f5860992SSakthivel K /**
3304f5860992SSakthivel K  * hw_event_sata_phy_up -FW tells me a SATA phy up event.
3305f5860992SSakthivel K  * @pm8001_ha: our hba card information
3306f5860992SSakthivel K  * @piomb: IO message buffer
3307f5860992SSakthivel K  */
3308f5860992SSakthivel K static void
3309f5860992SSakthivel K hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
3310f5860992SSakthivel K {
3311f5860992SSakthivel K 	struct hw_event_resp *pPayload =
3312f5860992SSakthivel K 		(struct hw_event_resp *)(piomb + 4);
3313f5860992SSakthivel K 	u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
3314f5860992SSakthivel K 	u32 lr_status_evt_portid =
3315f5860992SSakthivel K 		le32_to_cpu(pPayload->lr_status_evt_portid);
3316f5860992SSakthivel K 	u8 link_rate =
3317f5860992SSakthivel K 		(u8)((lr_status_evt_portid & 0xF0000000) >> 28);
3318f5860992SSakthivel K 	u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
3319f5860992SSakthivel K 	u8 phy_id =
3320f5860992SSakthivel K 		(u8)((phyid_npip_portstate & 0xFF0000) >> 16);
3321f5860992SSakthivel K 
3322f5860992SSakthivel K 	u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
3323f5860992SSakthivel K 
3324f5860992SSakthivel K 	struct pm8001_port *port = &pm8001_ha->port[port_id];
3325f5860992SSakthivel K 	struct sas_ha_struct *sas_ha = pm8001_ha->sas;
3326f5860992SSakthivel K 	struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3327f5860992SSakthivel K 	unsigned long flags;
33281b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEVIO,
3329f5860992SSakthivel K 		   "port id %d, phy id %d link_rate %d portstate 0x%x\n",
33301b5d2793SJoe Perches 		   port_id, phy_id, link_rate, portstate);
3331f5860992SSakthivel K 
3332f5860992SSakthivel K 	port->port_state = portstate;
33337d029005SNikith Ganigarakoppal 	phy->phy_state = PHY_STATE_LINK_UP_SPCV;
3334f5860992SSakthivel K 	port->port_attached = 1;
3335f5860992SSakthivel K 	pm8001_get_lrate_mode(phy, link_rate);
3336f5860992SSakthivel K 	phy->phy_type |= PORT_TYPE_SATA;
3337f5860992SSakthivel K 	phy->phy_attached = 1;
3338f5860992SSakthivel K 	phy->sas_phy.oob_mode = SATA_OOB_MODE;
3339f5860992SSakthivel K 	sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
3340f5860992SSakthivel K 	spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
3341f5860992SSakthivel K 	memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4),
3342f5860992SSakthivel K 		sizeof(struct dev_to_host_fis));
3343f5860992SSakthivel K 	phy->frame_rcvd_size = sizeof(struct dev_to_host_fis);
3344f5860992SSakthivel K 	phy->identify.target_port_protocols = SAS_PROTOCOL_SATA;
3345aa9f8328SJames Bottomley 	phy->identify.device_type = SAS_SATA_DEV;
3346f5860992SSakthivel K 	pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
3347f5860992SSakthivel K 	spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
3348f5860992SSakthivel K 	pm8001_bytes_dmaed(pm8001_ha, phy_id);
3349f5860992SSakthivel K }
3350f5860992SSakthivel K 
3351f5860992SSakthivel K /**
3352f5860992SSakthivel K  * hw_event_phy_down -we should notify the libsas the phy is down.
3353f5860992SSakthivel K  * @pm8001_ha: our hba card information
3354f5860992SSakthivel K  * @piomb: IO message buffer
3355f5860992SSakthivel K  */
3356f5860992SSakthivel K static void
3357f5860992SSakthivel K hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb)
3358f5860992SSakthivel K {
3359f5860992SSakthivel K 	struct hw_event_resp *pPayload =
3360f5860992SSakthivel K 		(struct hw_event_resp *)(piomb + 4);
3361f5860992SSakthivel K 
3362f5860992SSakthivel K 	u32 lr_status_evt_portid =
3363f5860992SSakthivel K 		le32_to_cpu(pPayload->lr_status_evt_portid);
3364f5860992SSakthivel K 	u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
3365f5860992SSakthivel K 	u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
3366f5860992SSakthivel K 	u8 phy_id =
3367f5860992SSakthivel K 		(u8)((phyid_npip_portstate & 0xFF0000) >> 16);
3368f5860992SSakthivel K 	u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
3369f5860992SSakthivel K 
3370f5860992SSakthivel K 	struct pm8001_port *port = &pm8001_ha->port[port_id];
3371f5860992SSakthivel K 	struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3372869ddbdcSViswas G 	u32 port_sata = (phy->phy_type & PORT_TYPE_SATA);
3373f5860992SSakthivel K 	port->port_state = portstate;
3374f5860992SSakthivel K 	phy->identify.device_type = 0;
3375f5860992SSakthivel K 	phy->phy_attached = 0;
3376f5860992SSakthivel K 	switch (portstate) {
3377f5860992SSakthivel K 	case PORT_VALID:
3378f5860992SSakthivel K 		break;
3379f5860992SSakthivel K 	case PORT_INVALID:
33801b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, " PortInvalid portID %d\n",
33811b5d2793SJoe Perches 			   port_id);
33821b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
33831b5d2793SJoe Perches 			   " Last phy Down and port invalid\n");
3384869ddbdcSViswas G 		if (port_sata) {
33858414cd80SViswas G 			phy->phy_type = 0;
3386f5860992SSakthivel K 			port->port_attached = 0;
3387f5860992SSakthivel K 			pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
3388f5860992SSakthivel K 					port_id, phy_id, 0, 0);
33898414cd80SViswas G 		}
33908414cd80SViswas G 		sas_phy_disconnected(&phy->sas_phy);
3391f5860992SSakthivel K 		break;
3392f5860992SSakthivel K 	case PORT_IN_RESET:
33931b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, " Port In Reset portID %d\n",
33941b5d2793SJoe Perches 			   port_id);
3395f5860992SSakthivel K 		break;
3396f5860992SSakthivel K 	case PORT_NOT_ESTABLISHED:
33971b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
33981b5d2793SJoe Perches 			   " Phy Down and PORT_NOT_ESTABLISHED\n");
3399f5860992SSakthivel K 		port->port_attached = 0;
3400f5860992SSakthivel K 		break;
3401f5860992SSakthivel K 	case PORT_LOSTCOMM:
34021b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, " Phy Down and PORT_LOSTCOMM\n");
34031b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
34041b5d2793SJoe Perches 			   " Last phy Down and port invalid\n");
3405869ddbdcSViswas G 		if (port_sata) {
3406f5860992SSakthivel K 			port->port_attached = 0;
34078414cd80SViswas G 			phy->phy_type = 0;
3408f5860992SSakthivel K 			pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
3409f5860992SSakthivel K 					port_id, phy_id, 0, 0);
34108414cd80SViswas G 		}
34118414cd80SViswas G 		sas_phy_disconnected(&phy->sas_phy);
3412f5860992SSakthivel K 		break;
3413f5860992SSakthivel K 	default:
3414f5860992SSakthivel K 		port->port_attached = 0;
34151b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, DEVIO,
34161b5d2793SJoe Perches 			   " Phy Down and(default) = 0x%x\n",
34171b5d2793SJoe Perches 			   portstate);
3418f5860992SSakthivel K 		break;
3419f5860992SSakthivel K 
3420f5860992SSakthivel K 	}
3421869ddbdcSViswas G 	if (port_sata && (portstate != PORT_IN_RESET)) {
3422869ddbdcSViswas G 		struct sas_ha_struct *sas_ha = pm8001_ha->sas;
3423869ddbdcSViswas G 
3424869ddbdcSViswas G 		sas_ha->notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL);
3425869ddbdcSViswas G 	}
3426f5860992SSakthivel K }
3427f5860992SSakthivel K 
3428f5860992SSakthivel K static int mpi_phy_start_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3429f5860992SSakthivel K {
3430f5860992SSakthivel K 	struct phy_start_resp *pPayload =
3431f5860992SSakthivel K 		(struct phy_start_resp *)(piomb + 4);
3432f5860992SSakthivel K 	u32 status =
3433f5860992SSakthivel K 		le32_to_cpu(pPayload->status);
3434f5860992SSakthivel K 	u32 phy_id =
3435f5860992SSakthivel K 		le32_to_cpu(pPayload->phyid);
3436f5860992SSakthivel K 	struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3437f5860992SSakthivel K 
34381b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT,
34391b5d2793SJoe Perches 		   "phy start resp status:0x%x, phyid:0x%x\n",
34401b5d2793SJoe Perches 		   status, phy_id);
3441f5860992SSakthivel K 	if (status == 0) {
3442cd135754SDeepak Ukey 		phy->phy_state = PHY_LINK_DOWN;
3443cd135754SDeepak Ukey 		if (pm8001_ha->flags == PM8001F_RUN_TIME &&
3444e703977bSpeter chang 				phy->enable_completion != NULL) {
3445f5860992SSakthivel K 			complete(phy->enable_completion);
3446e703977bSpeter chang 			phy->enable_completion = NULL;
3447e703977bSpeter chang 		}
3448f5860992SSakthivel K 	}
3449f5860992SSakthivel K 	return 0;
3450f5860992SSakthivel K 
3451f5860992SSakthivel K }
3452f5860992SSakthivel K 
3453f5860992SSakthivel K /**
3454f5860992SSakthivel K  * mpi_thermal_hw_event -The hw event has come.
3455f5860992SSakthivel K  * @pm8001_ha: our hba card information
3456f5860992SSakthivel K  * @piomb: IO message buffer
3457f5860992SSakthivel K  */
3458f5860992SSakthivel K static int mpi_thermal_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
3459f5860992SSakthivel K {
3460f5860992SSakthivel K 	struct thermal_hw_event *pPayload =
3461f5860992SSakthivel K 		(struct thermal_hw_event *)(piomb + 4);
3462f5860992SSakthivel K 
3463f5860992SSakthivel K 	u32 thermal_event = le32_to_cpu(pPayload->thermal_event);
3464f5860992SSakthivel K 	u32 rht_lht = le32_to_cpu(pPayload->rht_lht);
3465f5860992SSakthivel K 
3466f5860992SSakthivel K 	if (thermal_event & 0x40) {
34671b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
34681b5d2793SJoe Perches 			   "Thermal Event: Local high temperature violated!\n");
34691b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
3470f5860992SSakthivel K 			   "Thermal Event: Measured local high temperature %d\n",
34711b5d2793SJoe Perches 			   ((rht_lht & 0xFF00) >> 8));
3472f5860992SSakthivel K 	}
3473f5860992SSakthivel K 	if (thermal_event & 0x10) {
34741b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
34751b5d2793SJoe Perches 			   "Thermal Event: Remote high temperature violated!\n");
34761b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
3477f5860992SSakthivel K 			   "Thermal Event: Measured remote high temperature %d\n",
34781b5d2793SJoe Perches 			   ((rht_lht & 0xFF000000) >> 24));
3479f5860992SSakthivel K 	}
3480f5860992SSakthivel K 	return 0;
3481f5860992SSakthivel K }
3482f5860992SSakthivel K 
3483f5860992SSakthivel K /**
3484f5860992SSakthivel K  * mpi_hw_event -The hw event has come.
3485f5860992SSakthivel K  * @pm8001_ha: our hba card information
3486f5860992SSakthivel K  * @piomb: IO message buffer
3487f5860992SSakthivel K  */
3488f5860992SSakthivel K static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
3489f5860992SSakthivel K {
34908414cd80SViswas G 	unsigned long flags, i;
3491f5860992SSakthivel K 	struct hw_event_resp *pPayload =
3492f5860992SSakthivel K 		(struct hw_event_resp *)(piomb + 4);
3493f5860992SSakthivel K 	u32 lr_status_evt_portid =
3494f5860992SSakthivel K 		le32_to_cpu(pPayload->lr_status_evt_portid);
3495f5860992SSakthivel K 	u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
3496f5860992SSakthivel K 	u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
3497f5860992SSakthivel K 	u8 phy_id =
3498f5860992SSakthivel K 		(u8)((phyid_npip_portstate & 0xFF0000) >> 16);
3499f5860992SSakthivel K 	u16 eventType =
3500f5860992SSakthivel K 		(u16)((lr_status_evt_portid & 0x00FFFF00) >> 8);
3501f5860992SSakthivel K 	u8 status =
3502f5860992SSakthivel K 		(u8)((lr_status_evt_portid & 0x0F000000) >> 24);
3503f5860992SSakthivel K 	struct sas_ha_struct *sas_ha = pm8001_ha->sas;
3504f5860992SSakthivel K 	struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
35058414cd80SViswas G 	struct pm8001_port *port = &pm8001_ha->port[port_id];
3506f5860992SSakthivel K 	struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id];
35071b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEV,
35081b5d2793SJoe Perches 		   "portid:%d phyid:%d event:0x%x status:0x%x\n",
35091b5d2793SJoe Perches 		   port_id, phy_id, eventType, status);
3510f5860992SSakthivel K 
3511f5860992SSakthivel K 	switch (eventType) {
3512f5860992SSakthivel K 
3513f5860992SSakthivel K 	case HW_EVENT_SAS_PHY_UP:
35141b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_START_STATUS\n");
3515f5860992SSakthivel K 		hw_event_sas_phy_up(pm8001_ha, piomb);
3516f5860992SSakthivel K 		break;
3517f5860992SSakthivel K 	case HW_EVENT_SATA_PHY_UP:
35181b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_SATA_PHY_UP\n");
3519f5860992SSakthivel K 		hw_event_sata_phy_up(pm8001_ha, piomb);
3520f5860992SSakthivel K 		break;
3521f5860992SSakthivel K 	case HW_EVENT_SATA_SPINUP_HOLD:
35221b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_SATA_SPINUP_HOLD\n");
3523f5860992SSakthivel K 		sas_ha->notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD);
3524f5860992SSakthivel K 		break;
3525f5860992SSakthivel K 	case HW_EVENT_PHY_DOWN:
35261b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_DOWN\n");
3527869ddbdcSViswas G 		hw_event_phy_down(pm8001_ha, piomb);
3528869ddbdcSViswas G 		if (pm8001_ha->reset_in_progress) {
35291b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, MSG, "Reset in progress\n");
3530869ddbdcSViswas G 			return 0;
3531869ddbdcSViswas G 		}
3532f5860992SSakthivel K 		phy->phy_attached = 0;
3533cd135754SDeepak Ukey 		phy->phy_state = PHY_LINK_DISABLE;
3534f5860992SSakthivel K 		break;
3535f5860992SSakthivel K 	case HW_EVENT_PORT_INVALID:
35361b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_INVALID\n");
3537f5860992SSakthivel K 		sas_phy_disconnected(sas_phy);
3538f5860992SSakthivel K 		phy->phy_attached = 0;
3539f5860992SSakthivel K 		sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3540f5860992SSakthivel K 		break;
3541f5860992SSakthivel K 	/* the broadcast change primitive received, tell the LIBSAS this event
3542f5860992SSakthivel K 	to revalidate the sas domain*/
3543f5860992SSakthivel K 	case HW_EVENT_BROADCAST_CHANGE:
35441b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_CHANGE\n");
3545f5860992SSakthivel K 		pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE,
3546f5860992SSakthivel K 			port_id, phy_id, 1, 0);
3547f5860992SSakthivel K 		spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3548f5860992SSakthivel K 		sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE;
3549f5860992SSakthivel K 		spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3550f5860992SSakthivel K 		sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3551f5860992SSakthivel K 		break;
3552f5860992SSakthivel K 	case HW_EVENT_PHY_ERROR:
35531b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_ERROR\n");
3554f5860992SSakthivel K 		sas_phy_disconnected(&phy->sas_phy);
3555f5860992SSakthivel K 		phy->phy_attached = 0;
3556f5860992SSakthivel K 		sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR);
3557f5860992SSakthivel K 		break;
3558f5860992SSakthivel K 	case HW_EVENT_BROADCAST_EXP:
35591b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_EXP\n");
3560f5860992SSakthivel K 		spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3561f5860992SSakthivel K 		sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP;
3562f5860992SSakthivel K 		spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3563f5860992SSakthivel K 		sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3564f5860992SSakthivel K 		break;
3565f5860992SSakthivel K 	case HW_EVENT_LINK_ERR_INVALID_DWORD:
35661b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
35671b5d2793SJoe Perches 			   "HW_EVENT_LINK_ERR_INVALID_DWORD\n");
3568f5860992SSakthivel K 		pm80xx_hw_event_ack_req(pm8001_ha, 0,
3569f5860992SSakthivel K 			HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0);
3570f5860992SSakthivel K 		break;
3571f5860992SSakthivel K 	case HW_EVENT_LINK_ERR_DISPARITY_ERROR:
35721b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
35731b5d2793SJoe Perches 			   "HW_EVENT_LINK_ERR_DISPARITY_ERROR\n");
3574f5860992SSakthivel K 		pm80xx_hw_event_ack_req(pm8001_ha, 0,
3575f5860992SSakthivel K 			HW_EVENT_LINK_ERR_DISPARITY_ERROR,
3576f5860992SSakthivel K 			port_id, phy_id, 0, 0);
3577f5860992SSakthivel K 		break;
3578f5860992SSakthivel K 	case HW_EVENT_LINK_ERR_CODE_VIOLATION:
35791b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
35801b5d2793SJoe Perches 			   "HW_EVENT_LINK_ERR_CODE_VIOLATION\n");
3581f5860992SSakthivel K 		pm80xx_hw_event_ack_req(pm8001_ha, 0,
3582f5860992SSakthivel K 			HW_EVENT_LINK_ERR_CODE_VIOLATION,
3583f5860992SSakthivel K 			port_id, phy_id, 0, 0);
3584f5860992SSakthivel K 		break;
3585f5860992SSakthivel K 	case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH:
35861b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
35871b5d2793SJoe Perches 			   "HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n");
3588f5860992SSakthivel K 		pm80xx_hw_event_ack_req(pm8001_ha, 0,
3589f5860992SSakthivel K 			HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH,
3590f5860992SSakthivel K 			port_id, phy_id, 0, 0);
3591f5860992SSakthivel K 		break;
3592f5860992SSakthivel K 	case HW_EVENT_MALFUNCTION:
35931b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_MALFUNCTION\n");
3594f5860992SSakthivel K 		break;
3595f5860992SSakthivel K 	case HW_EVENT_BROADCAST_SES:
35961b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_SES\n");
3597f5860992SSakthivel K 		spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3598f5860992SSakthivel K 		sas_phy->sas_prim = HW_EVENT_BROADCAST_SES;
3599f5860992SSakthivel K 		spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3600f5860992SSakthivel K 		sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3601f5860992SSakthivel K 		break;
3602f5860992SSakthivel K 	case HW_EVENT_INBOUND_CRC_ERROR:
36031b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_INBOUND_CRC_ERROR\n");
3604f5860992SSakthivel K 		pm80xx_hw_event_ack_req(pm8001_ha, 0,
3605f5860992SSakthivel K 			HW_EVENT_INBOUND_CRC_ERROR,
3606f5860992SSakthivel K 			port_id, phy_id, 0, 0);
3607f5860992SSakthivel K 		break;
3608f5860992SSakthivel K 	case HW_EVENT_HARD_RESET_RECEIVED:
36091b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_HARD_RESET_RECEIVED\n");
3610f5860992SSakthivel K 		sas_ha->notify_port_event(sas_phy, PORTE_HARD_RESET);
3611f5860992SSakthivel K 		break;
3612f5860992SSakthivel K 	case HW_EVENT_ID_FRAME_TIMEOUT:
36131b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_ID_FRAME_TIMEOUT\n");
3614f5860992SSakthivel K 		sas_phy_disconnected(sas_phy);
3615f5860992SSakthivel K 		phy->phy_attached = 0;
3616f5860992SSakthivel K 		sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3617f5860992SSakthivel K 		break;
3618f5860992SSakthivel K 	case HW_EVENT_LINK_ERR_PHY_RESET_FAILED:
36191b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
36201b5d2793SJoe Perches 			   "HW_EVENT_LINK_ERR_PHY_RESET_FAILED\n");
3621f5860992SSakthivel K 		pm80xx_hw_event_ack_req(pm8001_ha, 0,
3622f5860992SSakthivel K 			HW_EVENT_LINK_ERR_PHY_RESET_FAILED,
3623f5860992SSakthivel K 			port_id, phy_id, 0, 0);
3624f5860992SSakthivel K 		sas_phy_disconnected(sas_phy);
3625f5860992SSakthivel K 		phy->phy_attached = 0;
3626f5860992SSakthivel K 		sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3627f5860992SSakthivel K 		break;
3628f5860992SSakthivel K 	case HW_EVENT_PORT_RESET_TIMER_TMO:
36291b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RESET_TIMER_TMO\n");
3630869ddbdcSViswas G 		pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
3631869ddbdcSViswas G 			port_id, phy_id, 0, 0);
3632f5860992SSakthivel K 		sas_phy_disconnected(sas_phy);
3633f5860992SSakthivel K 		phy->phy_attached = 0;
3634f5860992SSakthivel K 		sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3635869ddbdcSViswas G 		if (pm8001_ha->phy[phy_id].reset_completion) {
3636869ddbdcSViswas G 			pm8001_ha->phy[phy_id].port_reset_status =
3637869ddbdcSViswas G 					PORT_RESET_TMO;
3638869ddbdcSViswas G 			complete(pm8001_ha->phy[phy_id].reset_completion);
3639869ddbdcSViswas G 			pm8001_ha->phy[phy_id].reset_completion = NULL;
3640869ddbdcSViswas G 		}
3641f5860992SSakthivel K 		break;
3642f5860992SSakthivel K 	case HW_EVENT_PORT_RECOVERY_TIMER_TMO:
36431b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
36441b5d2793SJoe Perches 			   "HW_EVENT_PORT_RECOVERY_TIMER_TMO\n");
3645a6cb3d01SSakthivel K 		pm80xx_hw_event_ack_req(pm8001_ha, 0,
3646a6cb3d01SSakthivel K 			HW_EVENT_PORT_RECOVERY_TIMER_TMO,
3647a6cb3d01SSakthivel K 			port_id, phy_id, 0, 0);
36488414cd80SViswas G 		for (i = 0; i < pm8001_ha->chip->n_phy; i++) {
36498414cd80SViswas G 			if (port->wide_port_phymap & (1 << i)) {
36508414cd80SViswas G 				phy = &pm8001_ha->phy[i];
36518414cd80SViswas G 				sas_ha->notify_phy_event(&phy->sas_phy,
36528414cd80SViswas G 						PHYE_LOSS_OF_SIGNAL);
36538414cd80SViswas G 				port->wide_port_phymap &= ~(1 << i);
36548414cd80SViswas G 			}
36558414cd80SViswas G 		}
3656f5860992SSakthivel K 		break;
3657f5860992SSakthivel K 	case HW_EVENT_PORT_RECOVER:
36581b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RECOVER\n");
36598414cd80SViswas G 		hw_event_port_recover(pm8001_ha, piomb);
3660f5860992SSakthivel K 		break;
3661f5860992SSakthivel K 	case HW_EVENT_PORT_RESET_COMPLETE:
36621b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RESET_COMPLETE\n");
3663869ddbdcSViswas G 		if (pm8001_ha->phy[phy_id].reset_completion) {
3664869ddbdcSViswas G 			pm8001_ha->phy[phy_id].port_reset_status =
3665869ddbdcSViswas G 					PORT_RESET_SUCCESS;
3666869ddbdcSViswas G 			complete(pm8001_ha->phy[phy_id].reset_completion);
3667869ddbdcSViswas G 			pm8001_ha->phy[phy_id].reset_completion = NULL;
3668869ddbdcSViswas G 		}
3669f5860992SSakthivel K 		break;
3670f5860992SSakthivel K 	case EVENT_BROADCAST_ASYNCH_EVENT:
36711b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "EVENT_BROADCAST_ASYNCH_EVENT\n");
3672f5860992SSakthivel K 		break;
3673f5860992SSakthivel K 	default:
36741b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, DEVIO, "Unknown event type 0x%x\n",
36751b5d2793SJoe Perches 			   eventType);
3676f5860992SSakthivel K 		break;
3677f5860992SSakthivel K 	}
3678f5860992SSakthivel K 	return 0;
3679f5860992SSakthivel K }
3680f5860992SSakthivel K 
3681f5860992SSakthivel K /**
3682f5860992SSakthivel K  * mpi_phy_stop_resp - SPCv specific
3683f5860992SSakthivel K  * @pm8001_ha: our hba card information
3684f5860992SSakthivel K  * @piomb: IO message buffer
3685f5860992SSakthivel K  */
3686f5860992SSakthivel K static int mpi_phy_stop_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3687f5860992SSakthivel K {
3688f5860992SSakthivel K 	struct phy_stop_resp *pPayload =
3689f5860992SSakthivel K 		(struct phy_stop_resp *)(piomb + 4);
3690f5860992SSakthivel K 	u32 status =
3691f5860992SSakthivel K 		le32_to_cpu(pPayload->status);
3692f5860992SSakthivel K 	u32 phyid =
3693cd135754SDeepak Ukey 		le32_to_cpu(pPayload->phyid) & 0xFF;
3694f5860992SSakthivel K 	struct pm8001_phy *phy = &pm8001_ha->phy[phyid];
36951b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, MSG, "phy:0x%x status:0x%x\n",
36961b5d2793SJoe Perches 		   phyid, status);
3697cd135754SDeepak Ukey 	if (status == PHY_STOP_SUCCESS ||
3698cd135754SDeepak Ukey 		status == PHY_STOP_ERR_DEVICE_ATTACHED)
3699cd135754SDeepak Ukey 		phy->phy_state = PHY_LINK_DISABLE;
3700f5860992SSakthivel K 	return 0;
3701f5860992SSakthivel K }
3702f5860992SSakthivel K 
3703f5860992SSakthivel K /**
3704f5860992SSakthivel K  * mpi_set_controller_config_resp - SPCv specific
3705f5860992SSakthivel K  * @pm8001_ha: our hba card information
3706f5860992SSakthivel K  * @piomb: IO message buffer
3707f5860992SSakthivel K  */
3708f5860992SSakthivel K static int mpi_set_controller_config_resp(struct pm8001_hba_info *pm8001_ha,
3709f5860992SSakthivel K 			void *piomb)
3710f5860992SSakthivel K {
3711f5860992SSakthivel K 	struct set_ctrl_cfg_resp *pPayload =
3712f5860992SSakthivel K 			(struct set_ctrl_cfg_resp *)(piomb + 4);
3713f5860992SSakthivel K 	u32 status = le32_to_cpu(pPayload->status);
3714f5860992SSakthivel K 	u32 err_qlfr_pgcd = le32_to_cpu(pPayload->err_qlfr_pgcd);
3715f5860992SSakthivel K 
37161b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, MSG,
3717f5860992SSakthivel K 		   "SET CONTROLLER RESP: status 0x%x qlfr_pgcd 0x%x\n",
37181b5d2793SJoe Perches 		   status, err_qlfr_pgcd);
3719f5860992SSakthivel K 
3720f5860992SSakthivel K 	return 0;
3721f5860992SSakthivel K }
3722f5860992SSakthivel K 
3723f5860992SSakthivel K /**
3724f5860992SSakthivel K  * mpi_get_controller_config_resp - SPCv specific
3725f5860992SSakthivel K  * @pm8001_ha: our hba card information
3726f5860992SSakthivel K  * @piomb: IO message buffer
3727f5860992SSakthivel K  */
3728f5860992SSakthivel K static int mpi_get_controller_config_resp(struct pm8001_hba_info *pm8001_ha,
3729f5860992SSakthivel K 			void *piomb)
3730f5860992SSakthivel K {
37311b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
3732f5860992SSakthivel K 
3733f5860992SSakthivel K 	return 0;
3734f5860992SSakthivel K }
3735f5860992SSakthivel K 
3736f5860992SSakthivel K /**
3737f5860992SSakthivel K  * mpi_get_phy_profile_resp - SPCv specific
3738f5860992SSakthivel K  * @pm8001_ha: our hba card information
3739f5860992SSakthivel K  * @piomb: IO message buffer
3740f5860992SSakthivel K  */
3741f5860992SSakthivel K static int mpi_get_phy_profile_resp(struct pm8001_hba_info *pm8001_ha,
3742f5860992SSakthivel K 			void *piomb)
3743f5860992SSakthivel K {
37441b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
3745f5860992SSakthivel K 
3746f5860992SSakthivel K 	return 0;
3747f5860992SSakthivel K }
3748f5860992SSakthivel K 
3749f5860992SSakthivel K /**
3750f5860992SSakthivel K  * mpi_flash_op_ext_resp - SPCv specific
3751f5860992SSakthivel K  * @pm8001_ha: our hba card information
3752f5860992SSakthivel K  * @piomb: IO message buffer
3753f5860992SSakthivel K  */
3754f5860992SSakthivel K static int mpi_flash_op_ext_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3755f5860992SSakthivel K {
37561b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
3757f5860992SSakthivel K 
3758f5860992SSakthivel K 	return 0;
3759f5860992SSakthivel K }
3760f5860992SSakthivel K 
3761f5860992SSakthivel K /**
3762f5860992SSakthivel K  * mpi_set_phy_profile_resp - SPCv specific
3763f5860992SSakthivel K  * @pm8001_ha: our hba card information
3764f5860992SSakthivel K  * @piomb: IO message buffer
3765f5860992SSakthivel K  */
3766f5860992SSakthivel K static int mpi_set_phy_profile_resp(struct pm8001_hba_info *pm8001_ha,
3767f5860992SSakthivel K 			void *piomb)
3768f5860992SSakthivel K {
37699d9c7c20Syuuzheng 	u32 tag;
377027909407SAnand Kumar Santhanam 	u8 page_code;
37719d9c7c20Syuuzheng 	int rc = 0;
377227909407SAnand Kumar Santhanam 	struct set_phy_profile_resp *pPayload =
377327909407SAnand Kumar Santhanam 		(struct set_phy_profile_resp *)(piomb + 4);
377427909407SAnand Kumar Santhanam 	u32 ppc_phyid = le32_to_cpu(pPayload->ppc_phyid);
377527909407SAnand Kumar Santhanam 	u32 status = le32_to_cpu(pPayload->status);
3776f5860992SSakthivel K 
37779d9c7c20Syuuzheng 	tag = le32_to_cpu(pPayload->tag);
377827909407SAnand Kumar Santhanam 	page_code = (u8)((ppc_phyid & 0xFF00) >> 8);
377927909407SAnand Kumar Santhanam 	if (status) {
378027909407SAnand Kumar Santhanam 		/* status is FAILED */
37811b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL,
37821b5d2793SJoe Perches 			   "PhyProfile command failed  with status 0x%08X\n",
37831b5d2793SJoe Perches 			   status);
37849d9c7c20Syuuzheng 		rc = -1;
378527909407SAnand Kumar Santhanam 	} else {
378627909407SAnand Kumar Santhanam 		if (page_code != SAS_PHY_ANALOG_SETTINGS_PAGE) {
37871b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, FAIL, "Invalid page code 0x%X\n",
37881b5d2793SJoe Perches 				   page_code);
37899d9c7c20Syuuzheng 			rc = -1;
379027909407SAnand Kumar Santhanam 		}
379127909407SAnand Kumar Santhanam 	}
37929d9c7c20Syuuzheng 	pm8001_tag_free(pm8001_ha, tag);
37939d9c7c20Syuuzheng 	return rc;
3794f5860992SSakthivel K }
3795f5860992SSakthivel K 
3796f5860992SSakthivel K /**
3797f5860992SSakthivel K  * mpi_kek_management_resp - SPCv specific
3798f5860992SSakthivel K  * @pm8001_ha: our hba card information
3799f5860992SSakthivel K  * @piomb: IO message buffer
3800f5860992SSakthivel K  */
3801f5860992SSakthivel K static int mpi_kek_management_resp(struct pm8001_hba_info *pm8001_ha,
3802f5860992SSakthivel K 			void *piomb)
3803f5860992SSakthivel K {
3804f5860992SSakthivel K 	struct kek_mgmt_resp *pPayload = (struct kek_mgmt_resp *)(piomb + 4);
3805f5860992SSakthivel K 
3806f5860992SSakthivel K 	u32 status = le32_to_cpu(pPayload->status);
3807f5860992SSakthivel K 	u32 kidx_new_curr_ksop = le32_to_cpu(pPayload->kidx_new_curr_ksop);
3808f5860992SSakthivel K 	u32 err_qlfr = le32_to_cpu(pPayload->err_qlfr);
3809f5860992SSakthivel K 
38101b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, MSG,
3811f5860992SSakthivel K 		   "KEK MGMT RESP. Status 0x%x idx_ksop 0x%x err_qlfr 0x%x\n",
38121b5d2793SJoe Perches 		   status, kidx_new_curr_ksop, err_qlfr);
3813f5860992SSakthivel K 
3814f5860992SSakthivel K 	return 0;
3815f5860992SSakthivel K }
3816f5860992SSakthivel K 
3817f5860992SSakthivel K /**
3818f5860992SSakthivel K  * mpi_dek_management_resp - SPCv specific
3819f5860992SSakthivel K  * @pm8001_ha: our hba card information
3820f5860992SSakthivel K  * @piomb: IO message buffer
3821f5860992SSakthivel K  */
3822f5860992SSakthivel K static int mpi_dek_management_resp(struct pm8001_hba_info *pm8001_ha,
3823f5860992SSakthivel K 			void *piomb)
3824f5860992SSakthivel K {
38251b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
3826f5860992SSakthivel K 
3827f5860992SSakthivel K 	return 0;
3828f5860992SSakthivel K }
3829f5860992SSakthivel K 
3830f5860992SSakthivel K /**
3831f5860992SSakthivel K  * ssp_coalesced_comp_resp - SPCv specific
3832f5860992SSakthivel K  * @pm8001_ha: our hba card information
3833f5860992SSakthivel K  * @piomb: IO message buffer
3834f5860992SSakthivel K  */
3835f5860992SSakthivel K static int ssp_coalesced_comp_resp(struct pm8001_hba_info *pm8001_ha,
3836f5860992SSakthivel K 			void *piomb)
3837f5860992SSakthivel K {
38381b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
3839f5860992SSakthivel K 
3840f5860992SSakthivel K 	return 0;
3841f5860992SSakthivel K }
3842f5860992SSakthivel K 
3843f5860992SSakthivel K /**
3844f5860992SSakthivel K  * process_one_iomb - process one outbound Queue memory block
3845f5860992SSakthivel K  * @pm8001_ha: our hba card information
3846f5860992SSakthivel K  * @piomb: IO message buffer
3847f5860992SSakthivel K  */
3848f5860992SSakthivel K static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb)
3849f5860992SSakthivel K {
3850f5860992SSakthivel K 	__le32 pHeader = *(__le32 *)piomb;
3851f5860992SSakthivel K 	u32 opc = (u32)((le32_to_cpu(pHeader)) & 0xFFF);
3852f5860992SSakthivel K 
3853f5860992SSakthivel K 	switch (opc) {
3854f5860992SSakthivel K 	case OPC_OUB_ECHO:
38551b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_ECHO\n");
3856f5860992SSakthivel K 		break;
3857f5860992SSakthivel K 	case OPC_OUB_HW_EVENT:
38581b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_HW_EVENT\n");
3859f5860992SSakthivel K 		mpi_hw_event(pm8001_ha, piomb);
3860f5860992SSakthivel K 		break;
3861f5860992SSakthivel K 	case OPC_OUB_THERM_HW_EVENT:
38621b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_THERMAL_EVENT\n");
3863f5860992SSakthivel K 		mpi_thermal_hw_event(pm8001_ha, piomb);
3864f5860992SSakthivel K 		break;
3865f5860992SSakthivel K 	case OPC_OUB_SSP_COMP:
38661b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_COMP\n");
3867f5860992SSakthivel K 		mpi_ssp_completion(pm8001_ha, piomb);
3868f5860992SSakthivel K 		break;
3869f5860992SSakthivel K 	case OPC_OUB_SMP_COMP:
38701b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SMP_COMP\n");
3871f5860992SSakthivel K 		mpi_smp_completion(pm8001_ha, piomb);
3872f5860992SSakthivel K 		break;
3873f5860992SSakthivel K 	case OPC_OUB_LOCAL_PHY_CNTRL:
38741b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_LOCAL_PHY_CNTRL\n");
3875f5860992SSakthivel K 		pm8001_mpi_local_phy_ctl(pm8001_ha, piomb);
3876f5860992SSakthivel K 		break;
3877f5860992SSakthivel K 	case OPC_OUB_DEV_REGIST:
38781b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_REGIST\n");
3879f5860992SSakthivel K 		pm8001_mpi_reg_resp(pm8001_ha, piomb);
3880f5860992SSakthivel K 		break;
3881f5860992SSakthivel K 	case OPC_OUB_DEREG_DEV:
38821b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "unregister the device\n");
3883f5860992SSakthivel K 		pm8001_mpi_dereg_resp(pm8001_ha, piomb);
3884f5860992SSakthivel K 		break;
3885f5860992SSakthivel K 	case OPC_OUB_GET_DEV_HANDLE:
38861b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_DEV_HANDLE\n");
3887f5860992SSakthivel K 		break;
3888f5860992SSakthivel K 	case OPC_OUB_SATA_COMP:
38891b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_COMP\n");
3890f5860992SSakthivel K 		mpi_sata_completion(pm8001_ha, piomb);
3891f5860992SSakthivel K 		break;
3892f5860992SSakthivel K 	case OPC_OUB_SATA_EVENT:
38931b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_EVENT\n");
3894f5860992SSakthivel K 		mpi_sata_event(pm8001_ha, piomb);
3895f5860992SSakthivel K 		break;
3896f5860992SSakthivel K 	case OPC_OUB_SSP_EVENT:
38971b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_EVENT\n");
3898f5860992SSakthivel K 		mpi_ssp_event(pm8001_ha, piomb);
3899f5860992SSakthivel K 		break;
3900f5860992SSakthivel K 	case OPC_OUB_DEV_HANDLE_ARRIV:
39011b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_HANDLE_ARRIV\n");
3902f5860992SSakthivel K 		/*This is for target*/
3903f5860992SSakthivel K 		break;
3904f5860992SSakthivel K 	case OPC_OUB_SSP_RECV_EVENT:
39051b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_RECV_EVENT\n");
3906f5860992SSakthivel K 		/*This is for target*/
3907f5860992SSakthivel K 		break;
3908f5860992SSakthivel K 	case OPC_OUB_FW_FLASH_UPDATE:
39091b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_FW_FLASH_UPDATE\n");
3910f5860992SSakthivel K 		pm8001_mpi_fw_flash_update_resp(pm8001_ha, piomb);
3911f5860992SSakthivel K 		break;
3912f5860992SSakthivel K 	case OPC_OUB_GPIO_RESPONSE:
39131b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GPIO_RESPONSE\n");
3914f5860992SSakthivel K 		break;
3915f5860992SSakthivel K 	case OPC_OUB_GPIO_EVENT:
39161b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GPIO_EVENT\n");
3917f5860992SSakthivel K 		break;
3918f5860992SSakthivel K 	case OPC_OUB_GENERAL_EVENT:
39191b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GENERAL_EVENT\n");
3920f5860992SSakthivel K 		pm8001_mpi_general_event(pm8001_ha, piomb);
3921f5860992SSakthivel K 		break;
3922f5860992SSakthivel K 	case OPC_OUB_SSP_ABORT_RSP:
39231b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_ABORT_RSP\n");
3924f5860992SSakthivel K 		pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
3925f5860992SSakthivel K 		break;
3926f5860992SSakthivel K 	case OPC_OUB_SATA_ABORT_RSP:
39271b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_ABORT_RSP\n");
3928f5860992SSakthivel K 		pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
3929f5860992SSakthivel K 		break;
3930f5860992SSakthivel K 	case OPC_OUB_SAS_DIAG_MODE_START_END:
39311b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
39321b5d2793SJoe Perches 			   "OPC_OUB_SAS_DIAG_MODE_START_END\n");
3933f5860992SSakthivel K 		break;
3934f5860992SSakthivel K 	case OPC_OUB_SAS_DIAG_EXECUTE:
39351b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_DIAG_EXECUTE\n");
3936f5860992SSakthivel K 		break;
3937f5860992SSakthivel K 	case OPC_OUB_GET_TIME_STAMP:
39381b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_TIME_STAMP\n");
3939f5860992SSakthivel K 		break;
3940f5860992SSakthivel K 	case OPC_OUB_SAS_HW_EVENT_ACK:
39411b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_HW_EVENT_ACK\n");
3942f5860992SSakthivel K 		break;
3943f5860992SSakthivel K 	case OPC_OUB_PORT_CONTROL:
39441b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_PORT_CONTROL\n");
3945f5860992SSakthivel K 		break;
3946f5860992SSakthivel K 	case OPC_OUB_SMP_ABORT_RSP:
39471b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SMP_ABORT_RSP\n");
3948f5860992SSakthivel K 		pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
3949f5860992SSakthivel K 		break;
3950f5860992SSakthivel K 	case OPC_OUB_GET_NVMD_DATA:
39511b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_NVMD_DATA\n");
3952f5860992SSakthivel K 		pm8001_mpi_get_nvmd_resp(pm8001_ha, piomb);
3953f5860992SSakthivel K 		break;
3954f5860992SSakthivel K 	case OPC_OUB_SET_NVMD_DATA:
39551b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_NVMD_DATA\n");
3956f5860992SSakthivel K 		pm8001_mpi_set_nvmd_resp(pm8001_ha, piomb);
3957f5860992SSakthivel K 		break;
3958f5860992SSakthivel K 	case OPC_OUB_DEVICE_HANDLE_REMOVAL:
39591b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEVICE_HANDLE_REMOVAL\n");
3960f5860992SSakthivel K 		break;
3961f5860992SSakthivel K 	case OPC_OUB_SET_DEVICE_STATE:
39621b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_DEVICE_STATE\n");
3963f5860992SSakthivel K 		pm8001_mpi_set_dev_state_resp(pm8001_ha, piomb);
3964f5860992SSakthivel K 		break;
3965f5860992SSakthivel K 	case OPC_OUB_GET_DEVICE_STATE:
39661b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_DEVICE_STATE\n");
3967f5860992SSakthivel K 		break;
3968f5860992SSakthivel K 	case OPC_OUB_SET_DEV_INFO:
39691b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_DEV_INFO\n");
3970f5860992SSakthivel K 		break;
3971f5860992SSakthivel K 	/* spcv specifc commands */
3972f5860992SSakthivel K 	case OPC_OUB_PHY_START_RESP:
39731b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
39741b5d2793SJoe Perches 			   "OPC_OUB_PHY_START_RESP opcode:%x\n", opc);
3975f5860992SSakthivel K 		mpi_phy_start_resp(pm8001_ha, piomb);
3976f5860992SSakthivel K 		break;
3977f5860992SSakthivel K 	case OPC_OUB_PHY_STOP_RESP:
39781b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
39791b5d2793SJoe Perches 			   "OPC_OUB_PHY_STOP_RESP opcode:%x\n", opc);
3980f5860992SSakthivel K 		mpi_phy_stop_resp(pm8001_ha, piomb);
3981f5860992SSakthivel K 		break;
3982f5860992SSakthivel K 	case OPC_OUB_SET_CONTROLLER_CONFIG:
39831b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
39841b5d2793SJoe Perches 			   "OPC_OUB_SET_CONTROLLER_CONFIG opcode:%x\n", opc);
3985f5860992SSakthivel K 		mpi_set_controller_config_resp(pm8001_ha, piomb);
3986f5860992SSakthivel K 		break;
3987f5860992SSakthivel K 	case OPC_OUB_GET_CONTROLLER_CONFIG:
39881b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
39891b5d2793SJoe Perches 			   "OPC_OUB_GET_CONTROLLER_CONFIG opcode:%x\n", opc);
3990f5860992SSakthivel K 		mpi_get_controller_config_resp(pm8001_ha, piomb);
3991f5860992SSakthivel K 		break;
3992f5860992SSakthivel K 	case OPC_OUB_GET_PHY_PROFILE:
39931b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
39941b5d2793SJoe Perches 			   "OPC_OUB_GET_PHY_PROFILE opcode:%x\n", opc);
3995f5860992SSakthivel K 		mpi_get_phy_profile_resp(pm8001_ha, piomb);
3996f5860992SSakthivel K 		break;
3997f5860992SSakthivel K 	case OPC_OUB_FLASH_OP_EXT:
39981b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
39991b5d2793SJoe Perches 			   "OPC_OUB_FLASH_OP_EXT opcode:%x\n", opc);
4000f5860992SSakthivel K 		mpi_flash_op_ext_resp(pm8001_ha, piomb);
4001f5860992SSakthivel K 		break;
4002f5860992SSakthivel K 	case OPC_OUB_SET_PHY_PROFILE:
40031b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
40041b5d2793SJoe Perches 			   "OPC_OUB_SET_PHY_PROFILE opcode:%x\n", opc);
4005f5860992SSakthivel K 		mpi_set_phy_profile_resp(pm8001_ha, piomb);
4006f5860992SSakthivel K 		break;
4007f5860992SSakthivel K 	case OPC_OUB_KEK_MANAGEMENT_RESP:
40081b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
40091b5d2793SJoe Perches 			   "OPC_OUB_KEK_MANAGEMENT_RESP opcode:%x\n", opc);
4010f5860992SSakthivel K 		mpi_kek_management_resp(pm8001_ha, piomb);
4011f5860992SSakthivel K 		break;
4012f5860992SSakthivel K 	case OPC_OUB_DEK_MANAGEMENT_RESP:
40131b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
40141b5d2793SJoe Perches 			   "OPC_OUB_DEK_MANAGEMENT_RESP opcode:%x\n", opc);
4015f5860992SSakthivel K 		mpi_dek_management_resp(pm8001_ha, piomb);
4016f5860992SSakthivel K 		break;
4017f5860992SSakthivel K 	case OPC_OUB_SSP_COALESCED_COMP_RESP:
40181b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, MSG,
40191b5d2793SJoe Perches 			   "OPC_OUB_SSP_COALESCED_COMP_RESP opcode:%x\n", opc);
4020f5860992SSakthivel K 		ssp_coalesced_comp_resp(pm8001_ha, piomb);
4021f5860992SSakthivel K 		break;
4022f5860992SSakthivel K 	default:
40231b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, DEVIO,
40241b5d2793SJoe Perches 			   "Unknown outbound Queue IOMB OPC = 0x%x\n", opc);
4025f5860992SSakthivel K 		break;
4026f5860992SSakthivel K 	}
4027f5860992SSakthivel K }
4028f5860992SSakthivel K 
402972349b62SDeepak Ukey static void print_scratchpad_registers(struct pm8001_hba_info *pm8001_ha)
403072349b62SDeepak Ukey {
40311b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_0: 0x%x\n",
40321b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0));
40331b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_1:0x%x\n",
40341b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1));
40351b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_2: 0x%x\n",
40361b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2));
40371b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_3: 0x%x\n",
40381b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3));
40391b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_0: 0x%x\n",
40401b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_0));
40411b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_1: 0x%x\n",
40421b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_1));
40431b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_2: 0x%x\n",
40441b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_2));
40451b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_3: 0x%x\n",
40461b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_3));
40471b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_4: 0x%x\n",
40481b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_4));
40491b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_5: 0x%x\n",
40501b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_5));
40511b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, FAIL, "MSGU_RSVD_SCRATCH_PAD_0: 0x%x\n",
40521b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_6));
40531b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, FAIL, "MSGU_RSVD_SCRATCH_PAD_1: 0x%x\n",
40541b5d2793SJoe Perches 		   pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_7));
405572349b62SDeepak Ukey }
405672349b62SDeepak Ukey 
4057f5860992SSakthivel K static int process_oq(struct pm8001_hba_info *pm8001_ha, u8 vec)
4058f5860992SSakthivel K {
4059f5860992SSakthivel K 	struct outbound_queue_table *circularQ;
4060f5860992SSakthivel K 	void *pMsg1 = NULL;
40613f649ab7SKees Cook 	u8 bc;
4062f5860992SSakthivel K 	u32 ret = MPI_IO_STATUS_FAIL;
4063f5860992SSakthivel K 	unsigned long flags;
406472349b62SDeepak Ukey 	u32 regval;
4065f5860992SSakthivel K 
406605c6c029SViswas G 	if (vec == (pm8001_ha->max_q_num - 1)) {
406772349b62SDeepak Ukey 		regval = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
406872349b62SDeepak Ukey 		if ((regval & SCRATCH_PAD_MIPSALL_READY) !=
406972349b62SDeepak Ukey 					SCRATCH_PAD_MIPSALL_READY) {
407072349b62SDeepak Ukey 			pm8001_ha->controller_fatal_error = true;
40711b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, FAIL,
40721b5d2793SJoe Perches 				   "Firmware Fatal error! Regval:0x%x\n",
40731b5d2793SJoe Perches 				   regval);
407472349b62SDeepak Ukey 			print_scratchpad_registers(pm8001_ha);
407572349b62SDeepak Ukey 			return ret;
407672349b62SDeepak Ukey 		}
407772349b62SDeepak Ukey 	}
4078f5860992SSakthivel K 	spin_lock_irqsave(&pm8001_ha->lock, flags);
4079f5860992SSakthivel K 	circularQ = &pm8001_ha->outbnd_q_tbl[vec];
4080f5860992SSakthivel K 	do {
408172349b62SDeepak Ukey 		/* spurious interrupt during setup if kexec-ing and
408272349b62SDeepak Ukey 		 * driver doing a doorbell access w/ the pre-kexec oq
408372349b62SDeepak Ukey 		 * interrupt setup.
408472349b62SDeepak Ukey 		 */
408572349b62SDeepak Ukey 		if (!circularQ->pi_virt)
408672349b62SDeepak Ukey 			break;
4087f5860992SSakthivel K 		ret = pm8001_mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc);
4088f5860992SSakthivel K 		if (MPI_IO_STATUS_SUCCESS == ret) {
4089f5860992SSakthivel K 			/* process the outbound message */
4090f5860992SSakthivel K 			process_one_iomb(pm8001_ha, (void *)(pMsg1 - 4));
4091f5860992SSakthivel K 			/* free the message from the outbound circular buffer */
4092f5860992SSakthivel K 			pm8001_mpi_msg_free_set(pm8001_ha, pMsg1,
4093f5860992SSakthivel K 							circularQ, bc);
4094f5860992SSakthivel K 		}
4095f5860992SSakthivel K 		if (MPI_IO_STATUS_BUSY == ret) {
4096f5860992SSakthivel K 			/* Update the producer index from SPC */
4097f5860992SSakthivel K 			circularQ->producer_index =
4098f5860992SSakthivel K 				cpu_to_le32(pm8001_read_32(circularQ->pi_virt));
4099f5860992SSakthivel K 			if (le32_to_cpu(circularQ->producer_index) ==
4100f5860992SSakthivel K 				circularQ->consumer_idx)
4101f5860992SSakthivel K 				/* OQ is empty */
4102f5860992SSakthivel K 				break;
4103f5860992SSakthivel K 		}
4104f5860992SSakthivel K 	} while (1);
4105f5860992SSakthivel K 	spin_unlock_irqrestore(&pm8001_ha->lock, flags);
4106f5860992SSakthivel K 	return ret;
4107f5860992SSakthivel K }
4108f5860992SSakthivel K 
4109f73bdebdSChristoph Hellwig /* DMA_... to our direction translation. */
4110f5860992SSakthivel K static const u8 data_dir_flags[] = {
4111f73bdebdSChristoph Hellwig 	[DMA_BIDIRECTIONAL]	= DATA_DIR_BYRECIPIENT,	/* UNSPECIFIED */
4112f73bdebdSChristoph Hellwig 	[DMA_TO_DEVICE]		= DATA_DIR_OUT,		/* OUTBOUND */
4113f73bdebdSChristoph Hellwig 	[DMA_FROM_DEVICE]	= DATA_DIR_IN,		/* INBOUND */
4114f73bdebdSChristoph Hellwig 	[DMA_NONE]		= DATA_DIR_NONE,	/* NO TRANSFER */
4115f5860992SSakthivel K };
4116f5860992SSakthivel K 
4117f5860992SSakthivel K static void build_smp_cmd(u32 deviceID, __le32 hTag,
4118f5860992SSakthivel K 			struct smp_req *psmp_cmd, int mode, int length)
4119f5860992SSakthivel K {
4120f5860992SSakthivel K 	psmp_cmd->tag = hTag;
4121f5860992SSakthivel K 	psmp_cmd->device_id = cpu_to_le32(deviceID);
4122f5860992SSakthivel K 	if (mode == SMP_DIRECT) {
4123f5860992SSakthivel K 		length = length - 4; /* subtract crc */
4124f5860992SSakthivel K 		psmp_cmd->len_ip_ir = cpu_to_le32(length << 16);
4125f5860992SSakthivel K 	} else {
4126f5860992SSakthivel K 		psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1));
4127f5860992SSakthivel K 	}
4128f5860992SSakthivel K }
4129f5860992SSakthivel K 
4130f5860992SSakthivel K /**
4131f5860992SSakthivel K  * pm8001_chip_smp_req - send a SMP task to FW
4132f5860992SSakthivel K  * @pm8001_ha: our hba card information.
4133f5860992SSakthivel K  * @ccb: the ccb information this request used.
4134f5860992SSakthivel K  */
4135f5860992SSakthivel K static int pm80xx_chip_smp_req(struct pm8001_hba_info *pm8001_ha,
4136f5860992SSakthivel K 	struct pm8001_ccb_info *ccb)
4137f5860992SSakthivel K {
4138f5860992SSakthivel K 	int elem, rc;
4139f5860992SSakthivel K 	struct sas_task *task = ccb->task;
4140f5860992SSakthivel K 	struct domain_device *dev = task->dev;
4141f5860992SSakthivel K 	struct pm8001_device *pm8001_dev = dev->lldd_dev;
4142f5860992SSakthivel K 	struct scatterlist *sg_req, *sg_resp;
4143f5860992SSakthivel K 	u32 req_len, resp_len;
4144f5860992SSakthivel K 	struct smp_req smp_cmd;
4145f5860992SSakthivel K 	u32 opc;
4146f5860992SSakthivel K 	struct inbound_queue_table *circularQ;
4147f5860992SSakthivel K 	char *preq_dma_addr = NULL;
4148f5860992SSakthivel K 	__le64 tmp_addr;
4149f5860992SSakthivel K 	u32 i, length;
4150f5860992SSakthivel K 
4151f5860992SSakthivel K 	memset(&smp_cmd, 0, sizeof(smp_cmd));
4152f5860992SSakthivel K 	/*
4153f5860992SSakthivel K 	 * DMA-map SMP request, response buffers
4154f5860992SSakthivel K 	 */
4155f5860992SSakthivel K 	sg_req = &task->smp_task.smp_req;
4156f73bdebdSChristoph Hellwig 	elem = dma_map_sg(pm8001_ha->dev, sg_req, 1, DMA_TO_DEVICE);
4157f5860992SSakthivel K 	if (!elem)
4158f5860992SSakthivel K 		return -ENOMEM;
4159f5860992SSakthivel K 	req_len = sg_dma_len(sg_req);
4160f5860992SSakthivel K 
4161f5860992SSakthivel K 	sg_resp = &task->smp_task.smp_resp;
4162f73bdebdSChristoph Hellwig 	elem = dma_map_sg(pm8001_ha->dev, sg_resp, 1, DMA_FROM_DEVICE);
4163f5860992SSakthivel K 	if (!elem) {
4164f5860992SSakthivel K 		rc = -ENOMEM;
4165f5860992SSakthivel K 		goto err_out;
4166f5860992SSakthivel K 	}
4167f5860992SSakthivel K 	resp_len = sg_dma_len(sg_resp);
4168f5860992SSakthivel K 	/* must be in dwords */
4169f5860992SSakthivel K 	if ((req_len & 0x3) || (resp_len & 0x3)) {
4170f5860992SSakthivel K 		rc = -EINVAL;
4171f5860992SSakthivel K 		goto err_out_2;
4172f5860992SSakthivel K 	}
4173f5860992SSakthivel K 
4174f5860992SSakthivel K 	opc = OPC_INB_SMP_REQUEST;
4175f5860992SSakthivel K 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
4176f5860992SSakthivel K 	smp_cmd.tag = cpu_to_le32(ccb->ccb_tag);
4177f5860992SSakthivel K 
4178f5860992SSakthivel K 	length = sg_req->length;
41791b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, IO, "SMP Frame Length %d\n", sg_req->length);
4180f5860992SSakthivel K 	if (!(length - 8))
4181f5860992SSakthivel K 		pm8001_ha->smp_exp_mode = SMP_DIRECT;
4182f5860992SSakthivel K 	else
4183f5860992SSakthivel K 		pm8001_ha->smp_exp_mode = SMP_INDIRECT;
4184f5860992SSakthivel K 
4185f5860992SSakthivel K 
4186f5860992SSakthivel K 	tmp_addr = cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req));
4187f5860992SSakthivel K 	preq_dma_addr = (char *)phys_to_virt(tmp_addr);
4188f5860992SSakthivel K 
4189f5860992SSakthivel K 	/* INDIRECT MODE command settings. Use DMA */
4190f5860992SSakthivel K 	if (pm8001_ha->smp_exp_mode == SMP_INDIRECT) {
41911b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "SMP REQUEST INDIRECT MODE\n");
4192f5860992SSakthivel K 		/* for SPCv indirect mode. Place the top 4 bytes of
4193f5860992SSakthivel K 		 * SMP Request header here. */
4194f5860992SSakthivel K 		for (i = 0; i < 4; i++)
4195f5860992SSakthivel K 			smp_cmd.smp_req16[i] = *(preq_dma_addr + i);
4196f5860992SSakthivel K 		/* exclude top 4 bytes for SMP req header */
4197f5860992SSakthivel K 		smp_cmd.long_smp_req.long_req_addr =
4198f5860992SSakthivel K 			cpu_to_le64((u64)sg_dma_address
4199cb993e5dSAnand Kumar Santhanam 				(&task->smp_task.smp_req) + 4);
4200f5860992SSakthivel K 		/* exclude 4 bytes for SMP req header and CRC */
4201f5860992SSakthivel K 		smp_cmd.long_smp_req.long_req_size =
4202f5860992SSakthivel K 			cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-8);
4203f5860992SSakthivel K 		smp_cmd.long_smp_req.long_resp_addr =
4204f5860992SSakthivel K 				cpu_to_le64((u64)sg_dma_address
4205f5860992SSakthivel K 					(&task->smp_task.smp_resp));
4206f5860992SSakthivel K 		smp_cmd.long_smp_req.long_resp_size =
4207f5860992SSakthivel K 				cpu_to_le32((u32)sg_dma_len
4208f5860992SSakthivel K 					(&task->smp_task.smp_resp)-4);
4209f5860992SSakthivel K 	} else { /* DIRECT MODE */
4210f5860992SSakthivel K 		smp_cmd.long_smp_req.long_req_addr =
4211f5860992SSakthivel K 			cpu_to_le64((u64)sg_dma_address
4212f5860992SSakthivel K 					(&task->smp_task.smp_req));
4213f5860992SSakthivel K 		smp_cmd.long_smp_req.long_req_size =
4214f5860992SSakthivel K 			cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4);
4215f5860992SSakthivel K 		smp_cmd.long_smp_req.long_resp_addr =
4216f5860992SSakthivel K 			cpu_to_le64((u64)sg_dma_address
4217f5860992SSakthivel K 				(&task->smp_task.smp_resp));
4218f5860992SSakthivel K 		smp_cmd.long_smp_req.long_resp_size =
4219f5860992SSakthivel K 			cpu_to_le32
4220f5860992SSakthivel K 			((u32)sg_dma_len(&task->smp_task.smp_resp)-4);
4221f5860992SSakthivel K 	}
4222f5860992SSakthivel K 	if (pm8001_ha->smp_exp_mode == SMP_DIRECT) {
42231b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "SMP REQUEST DIRECT MODE\n");
4224f5860992SSakthivel K 		for (i = 0; i < length; i++)
4225f5860992SSakthivel K 			if (i < 16) {
4226f5860992SSakthivel K 				smp_cmd.smp_req16[i] = *(preq_dma_addr+i);
42271b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, IO,
4228f5860992SSakthivel K 					   "Byte[%d]:%x (DMA data:%x)\n",
4229f5860992SSakthivel K 					   i, smp_cmd.smp_req16[i],
42301b5d2793SJoe Perches 					   *(preq_dma_addr));
4231f5860992SSakthivel K 			} else {
4232f5860992SSakthivel K 				smp_cmd.smp_req[i] = *(preq_dma_addr+i);
42331b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, IO,
4234f5860992SSakthivel K 					   "Byte[%d]:%x (DMA data:%x)\n",
4235f5860992SSakthivel K 					   i, smp_cmd.smp_req[i],
42361b5d2793SJoe Perches 					   *(preq_dma_addr));
4237f5860992SSakthivel K 			}
4238f5860992SSakthivel K 	}
4239f5860992SSakthivel K 
4240f5860992SSakthivel K 	build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag,
4241f5860992SSakthivel K 				&smp_cmd, pm8001_ha->smp_exp_mode, length);
424291a43fa6Speter chang 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &smp_cmd,
424391a43fa6Speter chang 			sizeof(smp_cmd), 0);
42445533abcaSTomas Henzl 	if (rc)
42455533abcaSTomas Henzl 		goto err_out_2;
4246f5860992SSakthivel K 	return 0;
4247f5860992SSakthivel K 
4248f5860992SSakthivel K err_out_2:
4249f5860992SSakthivel K 	dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1,
4250f73bdebdSChristoph Hellwig 			DMA_FROM_DEVICE);
4251f5860992SSakthivel K err_out:
4252f5860992SSakthivel K 	dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1,
4253f73bdebdSChristoph Hellwig 			DMA_TO_DEVICE);
4254f5860992SSakthivel K 	return rc;
4255f5860992SSakthivel K }
4256f5860992SSakthivel K 
4257f5860992SSakthivel K static int check_enc_sas_cmd(struct sas_task *task)
4258f5860992SSakthivel K {
4259e73823f7SJames Bottomley 	u8 cmd = task->ssp_task.cmd->cmnd[0];
4260e73823f7SJames Bottomley 
4261e73823f7SJames Bottomley 	if (cmd == READ_10 || cmd == WRITE_10 || cmd == WRITE_VERIFY)
4262f5860992SSakthivel K 		return 1;
4263f5860992SSakthivel K 	else
4264f5860992SSakthivel K 		return 0;
4265f5860992SSakthivel K }
4266f5860992SSakthivel K 
4267f5860992SSakthivel K static int check_enc_sat_cmd(struct sas_task *task)
4268f5860992SSakthivel K {
4269f5860992SSakthivel K 	int ret = 0;
4270f5860992SSakthivel K 	switch (task->ata_task.fis.command) {
4271f5860992SSakthivel K 	case ATA_CMD_FPDMA_READ:
4272f5860992SSakthivel K 	case ATA_CMD_READ_EXT:
4273f5860992SSakthivel K 	case ATA_CMD_READ:
4274f5860992SSakthivel K 	case ATA_CMD_FPDMA_WRITE:
4275f5860992SSakthivel K 	case ATA_CMD_WRITE_EXT:
4276f5860992SSakthivel K 	case ATA_CMD_WRITE:
4277f5860992SSakthivel K 	case ATA_CMD_PIO_READ:
4278f5860992SSakthivel K 	case ATA_CMD_PIO_READ_EXT:
4279f5860992SSakthivel K 	case ATA_CMD_PIO_WRITE:
4280f5860992SSakthivel K 	case ATA_CMD_PIO_WRITE_EXT:
4281f5860992SSakthivel K 		ret = 1;
4282f5860992SSakthivel K 		break;
4283f5860992SSakthivel K 	default:
4284f5860992SSakthivel K 		ret = 0;
4285f5860992SSakthivel K 		break;
4286f5860992SSakthivel K 	}
4287f5860992SSakthivel K 	return ret;
4288f5860992SSakthivel K }
4289f5860992SSakthivel K 
4290f5860992SSakthivel K /**
4291f5860992SSakthivel K  * pm80xx_chip_ssp_io_req - send a SSP task to FW
4292f5860992SSakthivel K  * @pm8001_ha: our hba card information.
4293f5860992SSakthivel K  * @ccb: the ccb information this request used.
4294f5860992SSakthivel K  */
4295f5860992SSakthivel K static int pm80xx_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha,
4296f5860992SSakthivel K 	struct pm8001_ccb_info *ccb)
4297f5860992SSakthivel K {
4298f5860992SSakthivel K 	struct sas_task *task = ccb->task;
4299f5860992SSakthivel K 	struct domain_device *dev = task->dev;
4300f5860992SSakthivel K 	struct pm8001_device *pm8001_dev = dev->lldd_dev;
4301f5860992SSakthivel K 	struct ssp_ini_io_start_req ssp_cmd;
4302f5860992SSakthivel K 	u32 tag = ccb->ccb_tag;
4303f5860992SSakthivel K 	int ret;
43040ecdf00bSAnand Kumar Santhanam 	u64 phys_addr, start_addr, end_addr;
43050ecdf00bSAnand Kumar Santhanam 	u32 end_addr_high, end_addr_low;
4306f5860992SSakthivel K 	struct inbound_queue_table *circularQ;
430705c6c029SViswas G 	u32 q_index, cpu_id;
4308f5860992SSakthivel K 	u32 opc = OPC_INB_SSPINIIOSTART;
4309f5860992SSakthivel K 	memset(&ssp_cmd, 0, sizeof(ssp_cmd));
4310f5860992SSakthivel K 	memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8);
4311f5860992SSakthivel K 	/* data address domain added for spcv; set to 0 by host,
4312f5860992SSakthivel K 	 * used internally by controller
4313f5860992SSakthivel K 	 * 0 for SAS 1.1 and SAS 2.0 compatible TLR
4314f5860992SSakthivel K 	 */
4315f5860992SSakthivel K 	ssp_cmd.dad_dir_m_tlr =
4316f5860992SSakthivel K 		cpu_to_le32(data_dir_flags[task->data_dir] << 8 | 0x0);
4317f5860992SSakthivel K 	ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len);
4318f5860992SSakthivel K 	ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id);
4319f5860992SSakthivel K 	ssp_cmd.tag = cpu_to_le32(tag);
4320f5860992SSakthivel K 	if (task->ssp_task.enable_first_burst)
4321f5860992SSakthivel K 		ssp_cmd.ssp_iu.efb_prio_attr |= 0x80;
4322f5860992SSakthivel K 	ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3);
4323f5860992SSakthivel K 	ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7);
4324e73823f7SJames Bottomley 	memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cmd->cmnd,
4325e73823f7SJames Bottomley 		       task->ssp_task.cmd->cmd_len);
432605c6c029SViswas G 	cpu_id = smp_processor_id();
432705c6c029SViswas G 	q_index = (u32) (cpu_id) % (pm8001_ha->max_q_num);
4328f9cd6cbdSAnand Kumar Santhanam 	circularQ = &pm8001_ha->inbnd_q_tbl[q_index];
4329f5860992SSakthivel K 
4330f5860992SSakthivel K 	/* Check if encryption is set */
4331f5860992SSakthivel K 	if (pm8001_ha->chip->encrypt &&
4332f5860992SSakthivel K 		!(pm8001_ha->encrypt_info.status) && check_enc_sas_cmd(task)) {
43331b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
4334f5860992SSakthivel K 			   "Encryption enabled.Sending Encrypt SAS command 0x%x\n",
43351b5d2793SJoe Perches 			   task->ssp_task.cmd->cmnd[0]);
4336f5860992SSakthivel K 		opc = OPC_INB_SSP_INI_DIF_ENC_IO;
4337f5860992SSakthivel K 		/* enable encryption. 0 for SAS 1.1 and SAS 2.0 compatible TLR*/
4338f5860992SSakthivel K 		ssp_cmd.dad_dir_m_tlr =	cpu_to_le32
4339f5860992SSakthivel K 			((data_dir_flags[task->data_dir] << 8) | 0x20 | 0x0);
4340f5860992SSakthivel K 
4341f5860992SSakthivel K 		/* fill in PRD (scatter/gather) table, if any */
4342f5860992SSakthivel K 		if (task->num_scatter > 1) {
4343f5860992SSakthivel K 			pm8001_chip_make_sg(task->scatter,
4344f5860992SSakthivel K 						ccb->n_elem, ccb->buf_prd);
43455a141315SViswas G 			phys_addr = ccb->ccb_dma_handle;
4346f5860992SSakthivel K 			ssp_cmd.enc_addr_low =
4347f5860992SSakthivel K 				cpu_to_le32(lower_32_bits(phys_addr));
4348f5860992SSakthivel K 			ssp_cmd.enc_addr_high =
4349f5860992SSakthivel K 				cpu_to_le32(upper_32_bits(phys_addr));
4350f5860992SSakthivel K 			ssp_cmd.enc_esgl = cpu_to_le32(1<<31);
4351f5860992SSakthivel K 		} else if (task->num_scatter == 1) {
4352f5860992SSakthivel K 			u64 dma_addr = sg_dma_address(task->scatter);
4353f5860992SSakthivel K 			ssp_cmd.enc_addr_low =
4354f5860992SSakthivel K 				cpu_to_le32(lower_32_bits(dma_addr));
4355f5860992SSakthivel K 			ssp_cmd.enc_addr_high =
4356f5860992SSakthivel K 				cpu_to_le32(upper_32_bits(dma_addr));
4357f5860992SSakthivel K 			ssp_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
4358f5860992SSakthivel K 			ssp_cmd.enc_esgl = 0;
43590ecdf00bSAnand Kumar Santhanam 			/* Check 4G Boundary */
43600ecdf00bSAnand Kumar Santhanam 			start_addr = cpu_to_le64(dma_addr);
43610ecdf00bSAnand Kumar Santhanam 			end_addr = (start_addr + ssp_cmd.enc_len) - 1;
43620ecdf00bSAnand Kumar Santhanam 			end_addr_low = cpu_to_le32(lower_32_bits(end_addr));
43630ecdf00bSAnand Kumar Santhanam 			end_addr_high = cpu_to_le32(upper_32_bits(end_addr));
43640ecdf00bSAnand Kumar Santhanam 			if (end_addr_high != ssp_cmd.enc_addr_high) {
43651b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, FAIL,
43661b5d2793SJoe Perches 					   "The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
43670ecdf00bSAnand Kumar Santhanam 					   start_addr, ssp_cmd.enc_len,
43681b5d2793SJoe Perches 					   end_addr_high, end_addr_low);
43690ecdf00bSAnand Kumar Santhanam 				pm8001_chip_make_sg(task->scatter, 1,
43700ecdf00bSAnand Kumar Santhanam 					ccb->buf_prd);
43715a141315SViswas G 				phys_addr = ccb->ccb_dma_handle;
43720ecdf00bSAnand Kumar Santhanam 				ssp_cmd.enc_addr_low =
43730ecdf00bSAnand Kumar Santhanam 					cpu_to_le32(lower_32_bits(phys_addr));
43740ecdf00bSAnand Kumar Santhanam 				ssp_cmd.enc_addr_high =
43750ecdf00bSAnand Kumar Santhanam 					cpu_to_le32(upper_32_bits(phys_addr));
43760ecdf00bSAnand Kumar Santhanam 				ssp_cmd.enc_esgl = cpu_to_le32(1<<31);
43770ecdf00bSAnand Kumar Santhanam 			}
4378f5860992SSakthivel K 		} else if (task->num_scatter == 0) {
4379f5860992SSakthivel K 			ssp_cmd.enc_addr_low = 0;
4380f5860992SSakthivel K 			ssp_cmd.enc_addr_high = 0;
4381f5860992SSakthivel K 			ssp_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
4382f5860992SSakthivel K 			ssp_cmd.enc_esgl = 0;
4383f5860992SSakthivel K 		}
4384f5860992SSakthivel K 		/* XTS mode. All other fields are 0 */
4385f5860992SSakthivel K 		ssp_cmd.key_cmode = 0x6 << 4;
4386f5860992SSakthivel K 		/* set tweak values. Should be the start lba */
4387e73823f7SJames Bottomley 		ssp_cmd.twk_val0 = cpu_to_le32((task->ssp_task.cmd->cmnd[2] << 24) |
4388e73823f7SJames Bottomley 						(task->ssp_task.cmd->cmnd[3] << 16) |
4389e73823f7SJames Bottomley 						(task->ssp_task.cmd->cmnd[4] << 8) |
4390e73823f7SJames Bottomley 						(task->ssp_task.cmd->cmnd[5]));
4391f5860992SSakthivel K 	} else {
43921b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
4393f5860992SSakthivel K 			   "Sending Normal SAS command 0x%x inb q %x\n",
43941b5d2793SJoe Perches 			   task->ssp_task.cmd->cmnd[0], q_index);
4395f5860992SSakthivel K 		/* fill in PRD (scatter/gather) table, if any */
4396f5860992SSakthivel K 		if (task->num_scatter > 1) {
4397f5860992SSakthivel K 			pm8001_chip_make_sg(task->scatter, ccb->n_elem,
4398f5860992SSakthivel K 					ccb->buf_prd);
43995a141315SViswas G 			phys_addr = ccb->ccb_dma_handle;
4400f5860992SSakthivel K 			ssp_cmd.addr_low =
4401f5860992SSakthivel K 				cpu_to_le32(lower_32_bits(phys_addr));
4402f5860992SSakthivel K 			ssp_cmd.addr_high =
4403f5860992SSakthivel K 				cpu_to_le32(upper_32_bits(phys_addr));
4404f5860992SSakthivel K 			ssp_cmd.esgl = cpu_to_le32(1<<31);
4405f5860992SSakthivel K 		} else if (task->num_scatter == 1) {
4406f5860992SSakthivel K 			u64 dma_addr = sg_dma_address(task->scatter);
4407f5860992SSakthivel K 			ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(dma_addr));
4408f5860992SSakthivel K 			ssp_cmd.addr_high =
4409f5860992SSakthivel K 				cpu_to_le32(upper_32_bits(dma_addr));
4410f5860992SSakthivel K 			ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
4411f5860992SSakthivel K 			ssp_cmd.esgl = 0;
44120ecdf00bSAnand Kumar Santhanam 			/* Check 4G Boundary */
44130ecdf00bSAnand Kumar Santhanam 			start_addr = cpu_to_le64(dma_addr);
44140ecdf00bSAnand Kumar Santhanam 			end_addr = (start_addr + ssp_cmd.len) - 1;
44150ecdf00bSAnand Kumar Santhanam 			end_addr_low = cpu_to_le32(lower_32_bits(end_addr));
44160ecdf00bSAnand Kumar Santhanam 			end_addr_high = cpu_to_le32(upper_32_bits(end_addr));
44170ecdf00bSAnand Kumar Santhanam 			if (end_addr_high != ssp_cmd.addr_high) {
44181b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, FAIL,
44191b5d2793SJoe Perches 					   "The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
44200ecdf00bSAnand Kumar Santhanam 					   start_addr, ssp_cmd.len,
44211b5d2793SJoe Perches 					   end_addr_high, end_addr_low);
44220ecdf00bSAnand Kumar Santhanam 				pm8001_chip_make_sg(task->scatter, 1,
44230ecdf00bSAnand Kumar Santhanam 					ccb->buf_prd);
44245a141315SViswas G 				phys_addr = ccb->ccb_dma_handle;
44250ecdf00bSAnand Kumar Santhanam 				ssp_cmd.addr_low =
44260ecdf00bSAnand Kumar Santhanam 					cpu_to_le32(lower_32_bits(phys_addr));
44270ecdf00bSAnand Kumar Santhanam 				ssp_cmd.addr_high =
44280ecdf00bSAnand Kumar Santhanam 					cpu_to_le32(upper_32_bits(phys_addr));
44290ecdf00bSAnand Kumar Santhanam 				ssp_cmd.esgl = cpu_to_le32(1<<31);
44300ecdf00bSAnand Kumar Santhanam 			}
4431f5860992SSakthivel K 		} else if (task->num_scatter == 0) {
4432f5860992SSakthivel K 			ssp_cmd.addr_low = 0;
4433f5860992SSakthivel K 			ssp_cmd.addr_high = 0;
4434f5860992SSakthivel K 			ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
4435f5860992SSakthivel K 			ssp_cmd.esgl = 0;
4436f5860992SSakthivel K 		}
4437f5860992SSakthivel K 	}
4438f9cd6cbdSAnand Kumar Santhanam 	ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc,
443991a43fa6Speter chang 			&ssp_cmd, sizeof(ssp_cmd), q_index);
4440f5860992SSakthivel K 	return ret;
4441f5860992SSakthivel K }
4442f5860992SSakthivel K 
4443f5860992SSakthivel K static int pm80xx_chip_sata_req(struct pm8001_hba_info *pm8001_ha,
4444f5860992SSakthivel K 	struct pm8001_ccb_info *ccb)
4445f5860992SSakthivel K {
4446f5860992SSakthivel K 	struct sas_task *task = ccb->task;
4447f5860992SSakthivel K 	struct domain_device *dev = task->dev;
4448f5860992SSakthivel K 	struct pm8001_device *pm8001_ha_dev = dev->lldd_dev;
4449f5860992SSakthivel K 	u32 tag = ccb->ccb_tag;
4450f5860992SSakthivel K 	int ret;
445105c6c029SViswas G 	u32 q_index, cpu_id;
4452f5860992SSakthivel K 	struct sata_start_req sata_cmd;
4453f5860992SSakthivel K 	u32 hdr_tag, ncg_tag = 0;
44540ecdf00bSAnand Kumar Santhanam 	u64 phys_addr, start_addr, end_addr;
44550ecdf00bSAnand Kumar Santhanam 	u32 end_addr_high, end_addr_low;
4456f5860992SSakthivel K 	u32 ATAP = 0x0;
4457f5860992SSakthivel K 	u32 dir;
4458f5860992SSakthivel K 	struct inbound_queue_table *circularQ;
4459c6b9ef57SSakthivel K 	unsigned long flags;
4460f5860992SSakthivel K 	u32 opc = OPC_INB_SATA_HOST_OPSTART;
4461f5860992SSakthivel K 	memset(&sata_cmd, 0, sizeof(sata_cmd));
446205c6c029SViswas G 	cpu_id = smp_processor_id();
446305c6c029SViswas G 	q_index = (u32) (cpu_id) % (pm8001_ha->max_q_num);
4464f9cd6cbdSAnand Kumar Santhanam 	circularQ = &pm8001_ha->inbnd_q_tbl[q_index];
4465f5860992SSakthivel K 
4466f73bdebdSChristoph Hellwig 	if (task->data_dir == DMA_NONE) {
4467f5860992SSakthivel K 		ATAP = 0x04; /* no data*/
44681b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO, "no data\n");
4469f5860992SSakthivel K 	} else if (likely(!task->ata_task.device_control_reg_update)) {
4470f5860992SSakthivel K 		if (task->ata_task.dma_xfer) {
4471f5860992SSakthivel K 			ATAP = 0x06; /* DMA */
44721b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, IO, "DMA\n");
4473f5860992SSakthivel K 		} else {
4474f5860992SSakthivel K 			ATAP = 0x05; /* PIO*/
44751b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, IO, "PIO\n");
4476f5860992SSakthivel K 		}
4477f5860992SSakthivel K 		if (task->ata_task.use_ncq &&
44781cbd772dSHannes Reinecke 		    dev->sata_dev.class != ATA_DEV_ATAPI) {
4479f5860992SSakthivel K 			ATAP = 0x07; /* FPDMA */
44801b5d2793SJoe Perches 			pm8001_dbg(pm8001_ha, IO, "FPDMA\n");
4481f5860992SSakthivel K 		}
4482f5860992SSakthivel K 	}
4483c6b9ef57SSakthivel K 	if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag)) {
4484c6b9ef57SSakthivel K 		task->ata_task.fis.sector_count |= (u8) (hdr_tag << 3);
4485f5860992SSakthivel K 		ncg_tag = hdr_tag;
4486c6b9ef57SSakthivel K 	}
4487f5860992SSakthivel K 	dir = data_dir_flags[task->data_dir] << 8;
4488f5860992SSakthivel K 	sata_cmd.tag = cpu_to_le32(tag);
4489f5860992SSakthivel K 	sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
4490f5860992SSakthivel K 	sata_cmd.data_len = cpu_to_le32(task->total_xfer_len);
4491f5860992SSakthivel K 
4492f5860992SSakthivel K 	sata_cmd.sata_fis = task->ata_task.fis;
4493f5860992SSakthivel K 	if (likely(!task->ata_task.device_control_reg_update))
4494f5860992SSakthivel K 		sata_cmd.sata_fis.flags |= 0x80;/* C=1: update ATA cmd reg */
4495f5860992SSakthivel K 	sata_cmd.sata_fis.flags &= 0xF0;/* PM_PORT field shall be 0 */
4496f5860992SSakthivel K 
4497f5860992SSakthivel K 	/* Check if encryption is set */
4498f5860992SSakthivel K 	if (pm8001_ha->chip->encrypt &&
4499f5860992SSakthivel K 		!(pm8001_ha->encrypt_info.status) && check_enc_sat_cmd(task)) {
45001b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
4501f5860992SSakthivel K 			   "Encryption enabled.Sending Encrypt SATA cmd 0x%x\n",
45021b5d2793SJoe Perches 			   sata_cmd.sata_fis.command);
4503f5860992SSakthivel K 		opc = OPC_INB_SATA_DIF_ENC_IO;
4504f5860992SSakthivel K 
4505f5860992SSakthivel K 		/* set encryption bit */
4506f5860992SSakthivel K 		sata_cmd.ncqtag_atap_dir_m_dad =
4507f5860992SSakthivel K 			cpu_to_le32(((ncg_tag & 0xff)<<16)|
4508f5860992SSakthivel K 				((ATAP & 0x3f) << 10) | 0x20 | dir);
4509f5860992SSakthivel K 							/* dad (bit 0-1) is 0 */
4510f5860992SSakthivel K 		/* fill in PRD (scatter/gather) table, if any */
4511f5860992SSakthivel K 		if (task->num_scatter > 1) {
4512f5860992SSakthivel K 			pm8001_chip_make_sg(task->scatter,
4513f5860992SSakthivel K 						ccb->n_elem, ccb->buf_prd);
45145a141315SViswas G 			phys_addr = ccb->ccb_dma_handle;
4515f5860992SSakthivel K 			sata_cmd.enc_addr_low = lower_32_bits(phys_addr);
4516f5860992SSakthivel K 			sata_cmd.enc_addr_high = upper_32_bits(phys_addr);
4517f5860992SSakthivel K 			sata_cmd.enc_esgl = cpu_to_le32(1 << 31);
4518f5860992SSakthivel K 		} else if (task->num_scatter == 1) {
4519f5860992SSakthivel K 			u64 dma_addr = sg_dma_address(task->scatter);
4520f5860992SSakthivel K 			sata_cmd.enc_addr_low = lower_32_bits(dma_addr);
4521f5860992SSakthivel K 			sata_cmd.enc_addr_high = upper_32_bits(dma_addr);
4522f5860992SSakthivel K 			sata_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
4523f5860992SSakthivel K 			sata_cmd.enc_esgl = 0;
45240ecdf00bSAnand Kumar Santhanam 			/* Check 4G Boundary */
45250ecdf00bSAnand Kumar Santhanam 			start_addr = cpu_to_le64(dma_addr);
45260ecdf00bSAnand Kumar Santhanam 			end_addr = (start_addr + sata_cmd.enc_len) - 1;
45270ecdf00bSAnand Kumar Santhanam 			end_addr_low = cpu_to_le32(lower_32_bits(end_addr));
45280ecdf00bSAnand Kumar Santhanam 			end_addr_high = cpu_to_le32(upper_32_bits(end_addr));
45290ecdf00bSAnand Kumar Santhanam 			if (end_addr_high != sata_cmd.enc_addr_high) {
45301b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, FAIL,
45311b5d2793SJoe Perches 					   "The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
45320ecdf00bSAnand Kumar Santhanam 					   start_addr, sata_cmd.enc_len,
45331b5d2793SJoe Perches 					   end_addr_high, end_addr_low);
45340ecdf00bSAnand Kumar Santhanam 				pm8001_chip_make_sg(task->scatter, 1,
45350ecdf00bSAnand Kumar Santhanam 					ccb->buf_prd);
45365a141315SViswas G 				phys_addr = ccb->ccb_dma_handle;
45370ecdf00bSAnand Kumar Santhanam 				sata_cmd.enc_addr_low =
45380ecdf00bSAnand Kumar Santhanam 					lower_32_bits(phys_addr);
45390ecdf00bSAnand Kumar Santhanam 				sata_cmd.enc_addr_high =
45400ecdf00bSAnand Kumar Santhanam 					upper_32_bits(phys_addr);
45410ecdf00bSAnand Kumar Santhanam 				sata_cmd.enc_esgl =
45420ecdf00bSAnand Kumar Santhanam 					cpu_to_le32(1 << 31);
45430ecdf00bSAnand Kumar Santhanam 			}
4544f5860992SSakthivel K 		} else if (task->num_scatter == 0) {
4545f5860992SSakthivel K 			sata_cmd.enc_addr_low = 0;
4546f5860992SSakthivel K 			sata_cmd.enc_addr_high = 0;
4547f5860992SSakthivel K 			sata_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
4548f5860992SSakthivel K 			sata_cmd.enc_esgl = 0;
4549f5860992SSakthivel K 		}
4550f5860992SSakthivel K 		/* XTS mode. All other fields are 0 */
4551f5860992SSakthivel K 		sata_cmd.key_index_mode = 0x6 << 4;
4552f5860992SSakthivel K 		/* set tweak values. Should be the start lba */
4553f5860992SSakthivel K 		sata_cmd.twk_val0 =
4554f5860992SSakthivel K 			cpu_to_le32((sata_cmd.sata_fis.lbal_exp << 24) |
4555f5860992SSakthivel K 					(sata_cmd.sata_fis.lbah << 16) |
4556f5860992SSakthivel K 					(sata_cmd.sata_fis.lbam << 8) |
4557f5860992SSakthivel K 					(sata_cmd.sata_fis.lbal));
4558f5860992SSakthivel K 		sata_cmd.twk_val1 =
4559f5860992SSakthivel K 			cpu_to_le32((sata_cmd.sata_fis.lbah_exp << 8) |
4560f5860992SSakthivel K 					 (sata_cmd.sata_fis.lbam_exp));
4561f5860992SSakthivel K 	} else {
45621b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, IO,
4563f5860992SSakthivel K 			   "Sending Normal SATA command 0x%x inb %x\n",
45641b5d2793SJoe Perches 			   sata_cmd.sata_fis.command, q_index);
4565f5860992SSakthivel K 		/* dad (bit 0-1) is 0 */
4566f5860992SSakthivel K 		sata_cmd.ncqtag_atap_dir_m_dad =
4567f5860992SSakthivel K 			cpu_to_le32(((ncg_tag & 0xff)<<16) |
4568f5860992SSakthivel K 					((ATAP & 0x3f) << 10) | dir);
4569f5860992SSakthivel K 
4570f5860992SSakthivel K 		/* fill in PRD (scatter/gather) table, if any */
4571f5860992SSakthivel K 		if (task->num_scatter > 1) {
4572f5860992SSakthivel K 			pm8001_chip_make_sg(task->scatter,
4573f5860992SSakthivel K 					ccb->n_elem, ccb->buf_prd);
45745a141315SViswas G 			phys_addr = ccb->ccb_dma_handle;
4575f5860992SSakthivel K 			sata_cmd.addr_low = lower_32_bits(phys_addr);
4576f5860992SSakthivel K 			sata_cmd.addr_high = upper_32_bits(phys_addr);
4577f5860992SSakthivel K 			sata_cmd.esgl = cpu_to_le32(1 << 31);
4578f5860992SSakthivel K 		} else if (task->num_scatter == 1) {
4579f5860992SSakthivel K 			u64 dma_addr = sg_dma_address(task->scatter);
4580f5860992SSakthivel K 			sata_cmd.addr_low = lower_32_bits(dma_addr);
4581f5860992SSakthivel K 			sata_cmd.addr_high = upper_32_bits(dma_addr);
4582f5860992SSakthivel K 			sata_cmd.len = cpu_to_le32(task->total_xfer_len);
4583f5860992SSakthivel K 			sata_cmd.esgl = 0;
45840ecdf00bSAnand Kumar Santhanam 			/* Check 4G Boundary */
45850ecdf00bSAnand Kumar Santhanam 			start_addr = cpu_to_le64(dma_addr);
45860ecdf00bSAnand Kumar Santhanam 			end_addr = (start_addr + sata_cmd.len) - 1;
45870ecdf00bSAnand Kumar Santhanam 			end_addr_low = cpu_to_le32(lower_32_bits(end_addr));
45880ecdf00bSAnand Kumar Santhanam 			end_addr_high = cpu_to_le32(upper_32_bits(end_addr));
45890ecdf00bSAnand Kumar Santhanam 			if (end_addr_high != sata_cmd.addr_high) {
45901b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, FAIL,
45911b5d2793SJoe Perches 					   "The sg list address start_addr=0x%016llx data_len=0x%xend_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
45920ecdf00bSAnand Kumar Santhanam 					   start_addr, sata_cmd.len,
45931b5d2793SJoe Perches 					   end_addr_high, end_addr_low);
45940ecdf00bSAnand Kumar Santhanam 				pm8001_chip_make_sg(task->scatter, 1,
45950ecdf00bSAnand Kumar Santhanam 					ccb->buf_prd);
45965a141315SViswas G 				phys_addr = ccb->ccb_dma_handle;
45970ecdf00bSAnand Kumar Santhanam 				sata_cmd.addr_low =
45980ecdf00bSAnand Kumar Santhanam 					lower_32_bits(phys_addr);
45990ecdf00bSAnand Kumar Santhanam 				sata_cmd.addr_high =
46000ecdf00bSAnand Kumar Santhanam 					upper_32_bits(phys_addr);
46010ecdf00bSAnand Kumar Santhanam 				sata_cmd.esgl = cpu_to_le32(1 << 31);
46020ecdf00bSAnand Kumar Santhanam 			}
4603f5860992SSakthivel K 		} else if (task->num_scatter == 0) {
4604f5860992SSakthivel K 			sata_cmd.addr_low = 0;
4605f5860992SSakthivel K 			sata_cmd.addr_high = 0;
4606f5860992SSakthivel K 			sata_cmd.len = cpu_to_le32(task->total_xfer_len);
4607f5860992SSakthivel K 			sata_cmd.esgl = 0;
4608f5860992SSakthivel K 		}
4609f5860992SSakthivel K 		/* scsi cdb */
4610f5860992SSakthivel K 		sata_cmd.atapi_scsi_cdb[0] =
4611f5860992SSakthivel K 			cpu_to_le32(((task->ata_task.atapi_packet[0]) |
4612f5860992SSakthivel K 			(task->ata_task.atapi_packet[1] << 8) |
4613f5860992SSakthivel K 			(task->ata_task.atapi_packet[2] << 16) |
4614f5860992SSakthivel K 			(task->ata_task.atapi_packet[3] << 24)));
4615f5860992SSakthivel K 		sata_cmd.atapi_scsi_cdb[1] =
4616f5860992SSakthivel K 			cpu_to_le32(((task->ata_task.atapi_packet[4]) |
4617f5860992SSakthivel K 			(task->ata_task.atapi_packet[5] << 8) |
4618f5860992SSakthivel K 			(task->ata_task.atapi_packet[6] << 16) |
4619f5860992SSakthivel K 			(task->ata_task.atapi_packet[7] << 24)));
4620f5860992SSakthivel K 		sata_cmd.atapi_scsi_cdb[2] =
4621f5860992SSakthivel K 			cpu_to_le32(((task->ata_task.atapi_packet[8]) |
4622f5860992SSakthivel K 			(task->ata_task.atapi_packet[9] << 8) |
4623f5860992SSakthivel K 			(task->ata_task.atapi_packet[10] << 16) |
4624f5860992SSakthivel K 			(task->ata_task.atapi_packet[11] << 24)));
4625f5860992SSakthivel K 		sata_cmd.atapi_scsi_cdb[3] =
4626f5860992SSakthivel K 			cpu_to_le32(((task->ata_task.atapi_packet[12]) |
4627f5860992SSakthivel K 			(task->ata_task.atapi_packet[13] << 8) |
4628f5860992SSakthivel K 			(task->ata_task.atapi_packet[14] << 16) |
4629f5860992SSakthivel K 			(task->ata_task.atapi_packet[15] << 24)));
4630f5860992SSakthivel K 	}
4631c6b9ef57SSakthivel K 
4632c6b9ef57SSakthivel K 	/* Check for read log for failed drive and return */
4633c6b9ef57SSakthivel K 	if (sata_cmd.sata_fis.command == 0x2f) {
4634c6b9ef57SSakthivel K 		if (pm8001_ha_dev && ((pm8001_ha_dev->id & NCQ_READ_LOG_FLAG) ||
4635c6b9ef57SSakthivel K 			(pm8001_ha_dev->id & NCQ_ABORT_ALL_FLAG) ||
4636c6b9ef57SSakthivel K 			(pm8001_ha_dev->id & NCQ_2ND_RLE_FLAG))) {
4637c6b9ef57SSakthivel K 			struct task_status_struct *ts;
4638c6b9ef57SSakthivel K 
4639c6b9ef57SSakthivel K 			pm8001_ha_dev->id &= 0xDFFFFFFF;
4640c6b9ef57SSakthivel K 			ts = &task->task_status;
4641c6b9ef57SSakthivel K 
4642c6b9ef57SSakthivel K 			spin_lock_irqsave(&task->task_state_lock, flags);
4643c6b9ef57SSakthivel K 			ts->resp = SAS_TASK_COMPLETE;
4644c6b9ef57SSakthivel K 			ts->stat = SAM_STAT_GOOD;
4645c6b9ef57SSakthivel K 			task->task_state_flags &= ~SAS_TASK_STATE_PENDING;
4646c6b9ef57SSakthivel K 			task->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
4647c6b9ef57SSakthivel K 			task->task_state_flags |= SAS_TASK_STATE_DONE;
4648c6b9ef57SSakthivel K 			if (unlikely((task->task_state_flags &
4649c6b9ef57SSakthivel K 					SAS_TASK_STATE_ABORTED))) {
4650c6b9ef57SSakthivel K 				spin_unlock_irqrestore(&task->task_state_lock,
4651c6b9ef57SSakthivel K 							flags);
46521b5d2793SJoe Perches 				pm8001_dbg(pm8001_ha, FAIL,
46531b5d2793SJoe Perches 					   "task 0x%p resp 0x%x  stat 0x%x but aborted by upper layer\n",
46541b5d2793SJoe Perches 					   task, ts->resp,
46551b5d2793SJoe Perches 					   ts->stat);
4656c6b9ef57SSakthivel K 				pm8001_ccb_task_free(pm8001_ha, task, ccb, tag);
4657c6b9ef57SSakthivel K 				return 0;
46582b01d816SSuresh Thiagarajan 			} else {
4659c6b9ef57SSakthivel K 				spin_unlock_irqrestore(&task->task_state_lock,
4660c6b9ef57SSakthivel K 							flags);
46612b01d816SSuresh Thiagarajan 				pm8001_ccb_task_free_done(pm8001_ha, task,
46622b01d816SSuresh Thiagarajan 								ccb, tag);
46634a2efd4bSViswas G 				atomic_dec(&pm8001_ha_dev->running_req);
4664c6b9ef57SSakthivel K 				return 0;
4665c6b9ef57SSakthivel K 			}
4666c6b9ef57SSakthivel K 		}
4667c6b9ef57SSakthivel K 	}
4668f5860992SSakthivel K 	ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc,
466991a43fa6Speter chang 			&sata_cmd, sizeof(sata_cmd), q_index);
4670f5860992SSakthivel K 	return ret;
4671f5860992SSakthivel K }
4672f5860992SSakthivel K 
4673f5860992SSakthivel K /**
4674f5860992SSakthivel K  * pm80xx_chip_phy_start_req - start phy via PHY_START COMMAND
4675f5860992SSakthivel K  * @pm8001_ha: our hba card information.
4676f5860992SSakthivel K  * @phy_id: the phy id which we wanted to start up.
4677f5860992SSakthivel K  */
4678f5860992SSakthivel K static int
4679f5860992SSakthivel K pm80xx_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id)
4680f5860992SSakthivel K {
4681f5860992SSakthivel K 	struct phy_start_req payload;
4682f5860992SSakthivel K 	struct inbound_queue_table *circularQ;
4683f5860992SSakthivel K 	int ret;
4684f5860992SSakthivel K 	u32 tag = 0x01;
4685f5860992SSakthivel K 	u32 opcode = OPC_INB_PHYSTART;
4686f5860992SSakthivel K 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
4687f5860992SSakthivel K 	memset(&payload, 0, sizeof(payload));
4688f5860992SSakthivel K 	payload.tag = cpu_to_le32(tag);
4689f5860992SSakthivel K 
46901b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "PHY START REQ for phy_id %d\n", phy_id);
4691a9a923e5SAnand Kumar Santhanam 
46923e253d96Speter chang 	payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE |
46933e253d96Speter chang 			LINKMODE_AUTO | pm8001_ha->link_rate | phy_id);
4694f5860992SSakthivel K 	/* SSC Disable and SAS Analog ST configuration */
4695f5860992SSakthivel K 	/**
4696f5860992SSakthivel K 	payload.ase_sh_lm_slr_phyid =
4697f5860992SSakthivel K 		cpu_to_le32(SSC_DISABLE_30 | SAS_ASE | SPINHOLD_DISABLE |
4698f5860992SSakthivel K 		LINKMODE_AUTO | LINKRATE_15 | LINKRATE_30 | LINKRATE_60 |
4699f5860992SSakthivel K 		phy_id);
4700f5860992SSakthivel K 	Have to add "SAS PHY Analog Setup SPASTI 1 Byte" Based on need
4701f5860992SSakthivel K 	**/
4702f5860992SSakthivel K 
4703aa9f8328SJames Bottomley 	payload.sas_identify.dev_type = SAS_END_DEVICE;
4704f5860992SSakthivel K 	payload.sas_identify.initiator_bits = SAS_PROTOCOL_ALL;
4705f5860992SSakthivel K 	memcpy(payload.sas_identify.sas_addr,
47063e253d96Speter chang 	  &pm8001_ha->sas_addr, SAS_ADDR_SIZE);
4707f5860992SSakthivel K 	payload.sas_identify.phy_id = phy_id;
470891a43fa6Speter chang 	ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload,
470991a43fa6Speter chang 			sizeof(payload), 0);
4710f5860992SSakthivel K 	return ret;
4711f5860992SSakthivel K }
4712f5860992SSakthivel K 
4713f5860992SSakthivel K /**
4714f5860992SSakthivel K  * pm8001_chip_phy_stop_req - start phy via PHY_STOP COMMAND
4715f5860992SSakthivel K  * @pm8001_ha: our hba card information.
4716f5860992SSakthivel K  * @phy_id: the phy id which we wanted to start up.
4717f5860992SSakthivel K  */
4718f5860992SSakthivel K static int pm80xx_chip_phy_stop_req(struct pm8001_hba_info *pm8001_ha,
4719f5860992SSakthivel K 	u8 phy_id)
4720f5860992SSakthivel K {
4721f5860992SSakthivel K 	struct phy_stop_req payload;
4722f5860992SSakthivel K 	struct inbound_queue_table *circularQ;
4723f5860992SSakthivel K 	int ret;
4724f5860992SSakthivel K 	u32 tag = 0x01;
4725f5860992SSakthivel K 	u32 opcode = OPC_INB_PHYSTOP;
4726f5860992SSakthivel K 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
4727f5860992SSakthivel K 	memset(&payload, 0, sizeof(payload));
4728f5860992SSakthivel K 	payload.tag = cpu_to_le32(tag);
4729f5860992SSakthivel K 	payload.phy_id = cpu_to_le32(phy_id);
473091a43fa6Speter chang 	ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload,
473191a43fa6Speter chang 			sizeof(payload), 0);
4732f5860992SSakthivel K 	return ret;
4733f5860992SSakthivel K }
4734f5860992SSakthivel K 
47356ad4a517SLee Jones /*
4736f5860992SSakthivel K  * see comments on pm8001_mpi_reg_resp.
4737f5860992SSakthivel K  */
4738f5860992SSakthivel K static int pm80xx_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha,
4739f5860992SSakthivel K 	struct pm8001_device *pm8001_dev, u32 flag)
4740f5860992SSakthivel K {
4741f5860992SSakthivel K 	struct reg_dev_req payload;
4742f5860992SSakthivel K 	u32	opc;
4743f5860992SSakthivel K 	u32 stp_sspsmp_sata = 0x4;
4744f5860992SSakthivel K 	struct inbound_queue_table *circularQ;
4745f5860992SSakthivel K 	u32 linkrate, phy_id;
4746f5860992SSakthivel K 	int rc, tag = 0xdeadbeef;
4747f5860992SSakthivel K 	struct pm8001_ccb_info *ccb;
4748f5860992SSakthivel K 	u8 retryFlag = 0x1;
4749f5860992SSakthivel K 	u16 firstBurstSize = 0;
4750f5860992SSakthivel K 	u16 ITNT = 2000;
4751f5860992SSakthivel K 	struct domain_device *dev = pm8001_dev->sas_device;
4752f5860992SSakthivel K 	struct domain_device *parent_dev = dev->parent;
4753f5860992SSakthivel K 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
4754f5860992SSakthivel K 
4755f5860992SSakthivel K 	memset(&payload, 0, sizeof(payload));
4756f5860992SSakthivel K 	rc = pm8001_tag_alloc(pm8001_ha, &tag);
4757f5860992SSakthivel K 	if (rc)
4758f5860992SSakthivel K 		return rc;
4759f5860992SSakthivel K 	ccb = &pm8001_ha->ccb_info[tag];
4760f5860992SSakthivel K 	ccb->device = pm8001_dev;
4761f5860992SSakthivel K 	ccb->ccb_tag = tag;
4762f5860992SSakthivel K 	payload.tag = cpu_to_le32(tag);
4763f5860992SSakthivel K 
4764f5860992SSakthivel K 	if (flag == 1) {
4765f5860992SSakthivel K 		stp_sspsmp_sata = 0x02; /*direct attached sata */
4766f5860992SSakthivel K 	} else {
4767aa9f8328SJames Bottomley 		if (pm8001_dev->dev_type == SAS_SATA_DEV)
4768f5860992SSakthivel K 			stp_sspsmp_sata = 0x00; /* stp*/
4769aa9f8328SJames Bottomley 		else if (pm8001_dev->dev_type == SAS_END_DEVICE ||
4770aa9f8328SJames Bottomley 			pm8001_dev->dev_type == SAS_EDGE_EXPANDER_DEVICE ||
4771aa9f8328SJames Bottomley 			pm8001_dev->dev_type == SAS_FANOUT_EXPANDER_DEVICE)
4772f5860992SSakthivel K 			stp_sspsmp_sata = 0x01; /*ssp or smp*/
4773f5860992SSakthivel K 	}
4774924a3541SJohn Garry 	if (parent_dev && dev_is_expander(parent_dev->dev_type))
4775f5860992SSakthivel K 		phy_id = parent_dev->ex_dev.ex_phy->phy_id;
4776f5860992SSakthivel K 	else
4777f5860992SSakthivel K 		phy_id = pm8001_dev->attached_phy;
4778f5860992SSakthivel K 
4779f5860992SSakthivel K 	opc = OPC_INB_REG_DEV;
4780f5860992SSakthivel K 
4781f5860992SSakthivel K 	linkrate = (pm8001_dev->sas_device->linkrate < dev->port->linkrate) ?
4782f5860992SSakthivel K 			pm8001_dev->sas_device->linkrate : dev->port->linkrate;
4783f5860992SSakthivel K 
4784f5860992SSakthivel K 	payload.phyid_portid =
4785f5860992SSakthivel K 		cpu_to_le32(((pm8001_dev->sas_device->port->id) & 0xFF) |
4786f5860992SSakthivel K 		((phy_id & 0xFF) << 8));
4787f5860992SSakthivel K 
4788f5860992SSakthivel K 	payload.dtype_dlr_mcn_ir_retry = cpu_to_le32((retryFlag & 0x01) |
4789f5860992SSakthivel K 		((linkrate & 0x0F) << 24) |
4790f5860992SSakthivel K 		((stp_sspsmp_sata & 0x03) << 28));
4791f5860992SSakthivel K 	payload.firstburstsize_ITNexustimeout =
4792f5860992SSakthivel K 		cpu_to_le32(ITNT | (firstBurstSize * 0x10000));
4793f5860992SSakthivel K 
4794f5860992SSakthivel K 	memcpy(payload.sas_addr, pm8001_dev->sas_device->sas_addr,
4795f5860992SSakthivel K 		SAS_ADDR_SIZE);
4796f5860992SSakthivel K 
479791a43fa6Speter chang 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload,
479891a43fa6Speter chang 			sizeof(payload), 0);
47995533abcaSTomas Henzl 	if (rc)
48005533abcaSTomas Henzl 		pm8001_tag_free(pm8001_ha, tag);
4801f5860992SSakthivel K 
4802f5860992SSakthivel K 	return rc;
4803f5860992SSakthivel K }
4804f5860992SSakthivel K 
4805f5860992SSakthivel K /**
4806f5860992SSakthivel K  * pm80xx_chip_phy_ctl_req - support the local phy operation
4807f5860992SSakthivel K  * @pm8001_ha: our hba card information.
48086ad4a517SLee Jones  * @phyId: the phy id which we wanted to operate
48096ad4a517SLee Jones  * @phy_op: phy operation to request
4810f5860992SSakthivel K  */
4811f5860992SSakthivel K static int pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
4812f5860992SSakthivel K 	u32 phyId, u32 phy_op)
4813f5860992SSakthivel K {
481425c6edbdSViswas G 	u32 tag;
481525c6edbdSViswas G 	int rc;
4816f5860992SSakthivel K 	struct local_phy_ctl_req payload;
4817f5860992SSakthivel K 	struct inbound_queue_table *circularQ;
4818f5860992SSakthivel K 	u32 opc = OPC_INB_LOCAL_PHY_CONTROL;
4819f5860992SSakthivel K 	memset(&payload, 0, sizeof(payload));
482025c6edbdSViswas G 	rc = pm8001_tag_alloc(pm8001_ha, &tag);
482125c6edbdSViswas G 	if (rc)
482225c6edbdSViswas G 		return rc;
4823f5860992SSakthivel K 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
482425c6edbdSViswas G 	payload.tag = cpu_to_le32(tag);
4825f5860992SSakthivel K 	payload.phyop_phyid =
4826f5860992SSakthivel K 		cpu_to_le32(((phy_op & 0xFF) << 8) | (phyId & 0xFF));
482791a43fa6Speter chang 	return pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload,
482891a43fa6Speter chang 			sizeof(payload), 0);
4829f5860992SSakthivel K }
4830f5860992SSakthivel K 
4831f310a4eaSColin Ian King static u32 pm80xx_chip_is_our_interrupt(struct pm8001_hba_info *pm8001_ha)
4832f5860992SSakthivel K {
4833f5860992SSakthivel K #ifdef PM8001_USE_MSIX
4834f5860992SSakthivel K 	return 1;
4835292c04ccSColin Ian King #else
4836292c04ccSColin Ian King 	u32 value;
4837292c04ccSColin Ian King 
4838f5860992SSakthivel K 	value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR);
4839f5860992SSakthivel K 	if (value)
4840f5860992SSakthivel K 		return 1;
4841f5860992SSakthivel K 	return 0;
4842292c04ccSColin Ian King #endif
4843f5860992SSakthivel K }
4844f5860992SSakthivel K 
4845f5860992SSakthivel K /**
4846f5860992SSakthivel K  * pm8001_chip_isr - PM8001 isr handler.
4847f5860992SSakthivel K  * @pm8001_ha: our hba card information.
48486ad4a517SLee Jones  * @vec: irq number.
4849f5860992SSakthivel K  */
4850f5860992SSakthivel K static irqreturn_t
4851f5860992SSakthivel K pm80xx_chip_isr(struct pm8001_hba_info *pm8001_ha, u8 vec)
4852f5860992SSakthivel K {
4853f5860992SSakthivel K 	pm80xx_chip_interrupt_disable(pm8001_ha, vec);
48541b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, DEVIO,
48557370672dSpeter chang 		   "irq vec %d, ODMR:0x%x\n",
48561b5d2793SJoe Perches 		   vec, pm8001_cr32(pm8001_ha, 0, 0x30));
4857f5860992SSakthivel K 	process_oq(pm8001_ha, vec);
4858f5860992SSakthivel K 	pm80xx_chip_interrupt_enable(pm8001_ha, vec);
4859f5860992SSakthivel K 	return IRQ_HANDLED;
4860f5860992SSakthivel K }
4861f5860992SSakthivel K 
4862ea310f57SLee Jones static void mpi_set_phy_profile_req(struct pm8001_hba_info *pm8001_ha,
4863ea310f57SLee Jones 				    u32 operation, u32 phyid,
4864ea310f57SLee Jones 				    u32 length, u32 *buf)
486527909407SAnand Kumar Santhanam {
486627909407SAnand Kumar Santhanam 	u32 tag , i, j = 0;
486727909407SAnand Kumar Santhanam 	int rc;
486827909407SAnand Kumar Santhanam 	struct set_phy_profile_req payload;
486927909407SAnand Kumar Santhanam 	struct inbound_queue_table *circularQ;
487027909407SAnand Kumar Santhanam 	u32 opc = OPC_INB_SET_PHY_PROFILE;
487127909407SAnand Kumar Santhanam 
487227909407SAnand Kumar Santhanam 	memset(&payload, 0, sizeof(payload));
487327909407SAnand Kumar Santhanam 	rc = pm8001_tag_alloc(pm8001_ha, &tag);
487427909407SAnand Kumar Santhanam 	if (rc)
48751b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, FAIL, "Invalid tag\n");
487627909407SAnand Kumar Santhanam 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
487727909407SAnand Kumar Santhanam 	payload.tag = cpu_to_le32(tag);
487827909407SAnand Kumar Santhanam 	payload.ppc_phyid = (((operation & 0xF) << 8) | (phyid  & 0xFF));
48791b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT,
48801b5d2793SJoe Perches 		   " phy profile command for phy %x ,length is %d\n",
48811b5d2793SJoe Perches 		   payload.ppc_phyid, length);
488227909407SAnand Kumar Santhanam 	for (i = length; i < (length + PHY_DWORD_LENGTH - 1); i++) {
488327909407SAnand Kumar Santhanam 		payload.reserved[j] =  cpu_to_le32(*((u32 *)buf + i));
488427909407SAnand Kumar Santhanam 		j++;
488527909407SAnand Kumar Santhanam 	}
488691a43fa6Speter chang 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload,
488791a43fa6Speter chang 			sizeof(payload), 0);
48885533abcaSTomas Henzl 	if (rc)
48895533abcaSTomas Henzl 		pm8001_tag_free(pm8001_ha, tag);
489027909407SAnand Kumar Santhanam }
489127909407SAnand Kumar Santhanam 
489227909407SAnand Kumar Santhanam void pm8001_set_phy_profile(struct pm8001_hba_info *pm8001_ha,
489327909407SAnand Kumar Santhanam 	u32 length, u8 *buf)
489427909407SAnand Kumar Santhanam {
4895fdd0a66bSYueHaibing 	u32 i;
489627909407SAnand Kumar Santhanam 
489727909407SAnand Kumar Santhanam 	for (i = 0; i < pm8001_ha->chip->n_phy; i++) {
489827909407SAnand Kumar Santhanam 		mpi_set_phy_profile_req(pm8001_ha,
489927909407SAnand Kumar Santhanam 			SAS_PHY_ANALOG_SETTINGS_PAGE, i, length, (u32 *)buf);
490027909407SAnand Kumar Santhanam 		length = length + PHY_DWORD_LENGTH;
490127909407SAnand Kumar Santhanam 	}
49021b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "phy settings completed\n");
490327909407SAnand Kumar Santhanam }
4904c5614df7SBenjamin Rood 
4905c5614df7SBenjamin Rood void pm8001_set_phy_profile_single(struct pm8001_hba_info *pm8001_ha,
4906c5614df7SBenjamin Rood 		u32 phy, u32 length, u32 *buf)
4907c5614df7SBenjamin Rood {
4908c5614df7SBenjamin Rood 	u32 tag, opc;
4909c5614df7SBenjamin Rood 	int rc, i;
4910c5614df7SBenjamin Rood 	struct set_phy_profile_req payload;
4911c5614df7SBenjamin Rood 	struct inbound_queue_table *circularQ;
4912c5614df7SBenjamin Rood 
4913c5614df7SBenjamin Rood 	memset(&payload, 0, sizeof(payload));
4914c5614df7SBenjamin Rood 
4915c5614df7SBenjamin Rood 	rc = pm8001_tag_alloc(pm8001_ha, &tag);
4916c5614df7SBenjamin Rood 	if (rc)
49171b5d2793SJoe Perches 		pm8001_dbg(pm8001_ha, INIT, "Invalid tag\n");
4918c5614df7SBenjamin Rood 
4919c5614df7SBenjamin Rood 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
4920c5614df7SBenjamin Rood 	opc = OPC_INB_SET_PHY_PROFILE;
4921c5614df7SBenjamin Rood 
4922c5614df7SBenjamin Rood 	payload.tag = cpu_to_le32(tag);
4923c5614df7SBenjamin Rood 	payload.ppc_phyid = (((SAS_PHY_ANALOG_SETTINGS_PAGE & 0xF) << 8)
4924c5614df7SBenjamin Rood 				| (phy & 0xFF));
4925c5614df7SBenjamin Rood 
4926c5614df7SBenjamin Rood 	for (i = 0; i < length; i++)
4927c5614df7SBenjamin Rood 		payload.reserved[i] = cpu_to_le32(*(buf + i));
4928c5614df7SBenjamin Rood 
492991a43fa6Speter chang 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload,
493091a43fa6Speter chang 			sizeof(payload), 0);
4931c5614df7SBenjamin Rood 	if (rc)
4932c5614df7SBenjamin Rood 		pm8001_tag_free(pm8001_ha, tag);
4933c5614df7SBenjamin Rood 
49341b5d2793SJoe Perches 	pm8001_dbg(pm8001_ha, INIT, "PHY %d settings applied\n", phy);
4935c5614df7SBenjamin Rood }
4936f5860992SSakthivel K const struct pm8001_dispatch pm8001_80xx_dispatch = {
4937f5860992SSakthivel K 	.name			= "pmc80xx",
4938f5860992SSakthivel K 	.chip_init		= pm80xx_chip_init,
4939f5860992SSakthivel K 	.chip_soft_rst		= pm80xx_chip_soft_rst,
4940f5860992SSakthivel K 	.chip_rst		= pm80xx_hw_chip_rst,
4941f5860992SSakthivel K 	.chip_iounmap		= pm8001_chip_iounmap,
4942f5860992SSakthivel K 	.isr			= pm80xx_chip_isr,
4943f310a4eaSColin Ian King 	.is_our_interrupt	= pm80xx_chip_is_our_interrupt,
4944f5860992SSakthivel K 	.isr_process_oq		= process_oq,
4945f5860992SSakthivel K 	.interrupt_enable	= pm80xx_chip_interrupt_enable,
4946f5860992SSakthivel K 	.interrupt_disable	= pm80xx_chip_interrupt_disable,
4947f5860992SSakthivel K 	.make_prd		= pm8001_chip_make_sg,
4948f5860992SSakthivel K 	.smp_req		= pm80xx_chip_smp_req,
4949f5860992SSakthivel K 	.ssp_io_req		= pm80xx_chip_ssp_io_req,
4950f5860992SSakthivel K 	.sata_req		= pm80xx_chip_sata_req,
4951f5860992SSakthivel K 	.phy_start_req		= pm80xx_chip_phy_start_req,
4952f5860992SSakthivel K 	.phy_stop_req		= pm80xx_chip_phy_stop_req,
4953f5860992SSakthivel K 	.reg_dev_req		= pm80xx_chip_reg_dev_req,
4954f5860992SSakthivel K 	.dereg_dev_req		= pm8001_chip_dereg_dev_req,
4955f5860992SSakthivel K 	.phy_ctl_req		= pm80xx_chip_phy_ctl_req,
4956f5860992SSakthivel K 	.task_abort		= pm8001_chip_abort_task,
4957f5860992SSakthivel K 	.ssp_tm_req		= pm8001_chip_ssp_tm_req,
4958f5860992SSakthivel K 	.get_nvmd_req		= pm8001_chip_get_nvmd_req,
4959f5860992SSakthivel K 	.set_nvmd_req		= pm8001_chip_set_nvmd_req,
4960f5860992SSakthivel K 	.fw_flash_update_req	= pm8001_chip_fw_flash_update_req,
4961f5860992SSakthivel K 	.set_dev_state_req	= pm8001_chip_set_dev_state_req,
4962f5860992SSakthivel K };
4963