xref: /openbmc/linux/drivers/scsi/pm8001/pm80xx_hwi.c (revision 4f6cce39)
1 /*
2  * PMC-Sierra SPCv/ve 8088/8089 SAS/SATA based host adapters driver
3  *
4  * Copyright (c) 2008-2009 PMC-Sierra, Inc.,
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  * notice, this list of conditions, and the following disclaimer,
12  * without modification.
13  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14  * substantially similar to the "NO WARRANTY" disclaimer below
15  * ("Disclaimer") and any redistribution must be conditioned upon
16  * including a substantially similar Disclaimer requirement for further
17  * binary redistribution.
18  * 3. Neither the names of the above-listed copyright holders nor the names
19  * of any contributors may be used to endorse or promote products derived
20  * from this software without specific prior written permission.
21  *
22  * Alternatively, this software may be distributed under the terms of the
23  * GNU General Public License ("GPL") version 2 as published by the Free
24  * Software Foundation.
25  *
26  * NO WARRANTY
27  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
30  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
35  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
36  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37  * POSSIBILITY OF SUCH DAMAGES.
38  *
39  */
40  #include <linux/slab.h>
41  #include "pm8001_sas.h"
42  #include "pm80xx_hwi.h"
43  #include "pm8001_chips.h"
44  #include "pm8001_ctl.h"
45 
46 #define SMP_DIRECT 1
47 #define SMP_INDIRECT 2
48 
49 
50 int pm80xx_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shift_value)
51 {
52 	u32 reg_val;
53 	unsigned long start;
54 	pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER, shift_value);
55 	/* confirm the setting is written */
56 	start = jiffies + HZ; /* 1 sec */
57 	do {
58 		reg_val = pm8001_cr32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER);
59 	} while ((reg_val != shift_value) && time_before(jiffies, start));
60 	if (reg_val != shift_value) {
61 		PM8001_FAIL_DBG(pm8001_ha,
62 			pm8001_printk("TIMEOUT:MEMBASE_II_SHIFT_REGISTER"
63 			" = 0x%x\n", reg_val));
64 		return -1;
65 	}
66 	return 0;
67 }
68 
69 void pm80xx_pci_mem_copy(struct pm8001_hba_info  *pm8001_ha, u32 soffset,
70 				const void *destination,
71 				u32 dw_count, u32 bus_base_number)
72 {
73 	u32 index, value, offset;
74 	u32 *destination1;
75 	destination1 = (u32 *)destination;
76 
77 	for (index = 0; index < dw_count; index += 4, destination1++) {
78 		offset = (soffset + index / 4);
79 		if (offset < (64 * 1024)) {
80 			value = pm8001_cr32(pm8001_ha, bus_base_number, offset);
81 			*destination1 =  cpu_to_le32(value);
82 		}
83 	}
84 	return;
85 }
86 
87 ssize_t pm80xx_get_fatal_dump(struct device *cdev,
88 	struct device_attribute *attr, char *buf)
89 {
90 	struct Scsi_Host *shost = class_to_shost(cdev);
91 	struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
92 	struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
93 	void __iomem *fatal_table_address = pm8001_ha->fatal_tbl_addr;
94 	u32 accum_len , reg_val, index, *temp;
95 	unsigned long start;
96 	u8 *direct_data;
97 	char *fatal_error_data = buf;
98 
99 	pm8001_ha->forensic_info.data_buf.direct_data = buf;
100 	if (pm8001_ha->chip_id == chip_8001) {
101 		pm8001_ha->forensic_info.data_buf.direct_data +=
102 			sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
103 			"Not supported for SPC controller");
104 		return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
105 			(char *)buf;
106 	}
107 	if (pm8001_ha->forensic_info.data_buf.direct_offset == 0) {
108 		PM8001_IO_DBG(pm8001_ha,
109 		pm8001_printk("forensic_info TYPE_NON_FATAL..............\n"));
110 		direct_data = (u8 *)fatal_error_data;
111 		pm8001_ha->forensic_info.data_type = TYPE_NON_FATAL;
112 		pm8001_ha->forensic_info.data_buf.direct_len = SYSFS_OFFSET;
113 		pm8001_ha->forensic_info.data_buf.read_len = 0;
114 
115 		pm8001_ha->forensic_info.data_buf.direct_data = direct_data;
116 
117 		/* start to get data */
118 		/* Program the MEMBASE II Shifting Register with 0x00.*/
119 		pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER,
120 				pm8001_ha->fatal_forensic_shift_offset);
121 		pm8001_ha->forensic_last_offset = 0;
122 		pm8001_ha->forensic_fatal_step = 0;
123 		pm8001_ha->fatal_bar_loc = 0;
124 	}
125 
126 	/* Read until accum_len is retrived */
127 	accum_len = pm8001_mr32(fatal_table_address,
128 				MPI_FATAL_EDUMP_TABLE_ACCUM_LEN);
129 	PM8001_IO_DBG(pm8001_ha, pm8001_printk("accum_len 0x%x\n",
130 						accum_len));
131 	if (accum_len == 0xFFFFFFFF) {
132 		PM8001_IO_DBG(pm8001_ha,
133 			pm8001_printk("Possible PCI issue 0x%x not expected\n",
134 				accum_len));
135 		return -EIO;
136 	}
137 	if (accum_len == 0 || accum_len >= 0x100000) {
138 		pm8001_ha->forensic_info.data_buf.direct_data +=
139 			sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
140 				"%08x ", 0xFFFFFFFF);
141 		return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
142 			(char *)buf;
143 	}
144 	temp = (u32 *)pm8001_ha->memoryMap.region[FORENSIC_MEM].virt_ptr;
145 	if (pm8001_ha->forensic_fatal_step == 0) {
146 moreData:
147 		if (pm8001_ha->forensic_info.data_buf.direct_data) {
148 			/* Data is in bar, copy to host memory */
149 			pm80xx_pci_mem_copy(pm8001_ha, pm8001_ha->fatal_bar_loc,
150 			 pm8001_ha->memoryMap.region[FORENSIC_MEM].virt_ptr,
151 				pm8001_ha->forensic_info.data_buf.direct_len ,
152 					1);
153 		}
154 		pm8001_ha->fatal_bar_loc +=
155 			pm8001_ha->forensic_info.data_buf.direct_len;
156 		pm8001_ha->forensic_info.data_buf.direct_offset +=
157 			pm8001_ha->forensic_info.data_buf.direct_len;
158 		pm8001_ha->forensic_last_offset	+=
159 			pm8001_ha->forensic_info.data_buf.direct_len;
160 		pm8001_ha->forensic_info.data_buf.read_len =
161 			pm8001_ha->forensic_info.data_buf.direct_len;
162 
163 		if (pm8001_ha->forensic_last_offset  >= accum_len) {
164 			pm8001_ha->forensic_info.data_buf.direct_data +=
165 			sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
166 				"%08x ", 3);
167 			for (index = 0; index < (SYSFS_OFFSET / 4); index++) {
168 				pm8001_ha->forensic_info.data_buf.direct_data +=
169 					sprintf(pm8001_ha->
170 					 forensic_info.data_buf.direct_data,
171 						"%08x ", *(temp + index));
172 			}
173 
174 			pm8001_ha->fatal_bar_loc = 0;
175 			pm8001_ha->forensic_fatal_step = 1;
176 			pm8001_ha->fatal_forensic_shift_offset = 0;
177 			pm8001_ha->forensic_last_offset	= 0;
178 			return (char *)pm8001_ha->
179 				forensic_info.data_buf.direct_data -
180 				(char *)buf;
181 		}
182 		if (pm8001_ha->fatal_bar_loc < (64 * 1024)) {
183 			pm8001_ha->forensic_info.data_buf.direct_data +=
184 				sprintf(pm8001_ha->
185 					forensic_info.data_buf.direct_data,
186 					"%08x ", 2);
187 			for (index = 0; index < (SYSFS_OFFSET / 4); index++) {
188 				pm8001_ha->forensic_info.data_buf.direct_data +=
189 					sprintf(pm8001_ha->
190 					forensic_info.data_buf.direct_data,
191 					"%08x ", *(temp + index));
192 			}
193 			return (char *)pm8001_ha->
194 				forensic_info.data_buf.direct_data -
195 				(char *)buf;
196 		}
197 
198 		/* Increment the MEMBASE II Shifting Register value by 0x100.*/
199 		pm8001_ha->forensic_info.data_buf.direct_data +=
200 			sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
201 				"%08x ", 2);
202 		for (index = 0; index < 256; index++) {
203 			pm8001_ha->forensic_info.data_buf.direct_data +=
204 				sprintf(pm8001_ha->
205 					forensic_info.data_buf.direct_data,
206 						"%08x ", *(temp + index));
207 		}
208 		pm8001_ha->fatal_forensic_shift_offset += 0x100;
209 		pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER,
210 			pm8001_ha->fatal_forensic_shift_offset);
211 		pm8001_ha->fatal_bar_loc = 0;
212 		return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
213 			(char *)buf;
214 	}
215 	if (pm8001_ha->forensic_fatal_step == 1) {
216 		pm8001_ha->fatal_forensic_shift_offset = 0;
217 		/* Read 64K of the debug data. */
218 		pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER,
219 			pm8001_ha->fatal_forensic_shift_offset);
220 		pm8001_mw32(fatal_table_address,
221 			MPI_FATAL_EDUMP_TABLE_HANDSHAKE,
222 				MPI_FATAL_EDUMP_HANDSHAKE_RDY);
223 
224 		/* Poll FDDHSHK  until clear  */
225 		start = jiffies + (2 * HZ); /* 2 sec */
226 
227 		do {
228 			reg_val = pm8001_mr32(fatal_table_address,
229 					MPI_FATAL_EDUMP_TABLE_HANDSHAKE);
230 		} while ((reg_val) && time_before(jiffies, start));
231 
232 		if (reg_val != 0) {
233 			PM8001_FAIL_DBG(pm8001_ha,
234 			pm8001_printk("TIMEOUT:MEMBASE_II_SHIFT_REGISTER"
235 			" = 0x%x\n", reg_val));
236 			return -EIO;
237 		}
238 
239 		/* Read the next 64K of the debug data. */
240 		pm8001_ha->forensic_fatal_step = 0;
241 		if (pm8001_mr32(fatal_table_address,
242 			MPI_FATAL_EDUMP_TABLE_STATUS) !=
243 				MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE) {
244 			pm8001_mw32(fatal_table_address,
245 				MPI_FATAL_EDUMP_TABLE_HANDSHAKE, 0);
246 			goto moreData;
247 		} else {
248 			pm8001_ha->forensic_info.data_buf.direct_data +=
249 				sprintf(pm8001_ha->
250 					forensic_info.data_buf.direct_data,
251 						"%08x ", 4);
252 			pm8001_ha->forensic_info.data_buf.read_len = 0xFFFFFFFF;
253 			pm8001_ha->forensic_info.data_buf.direct_len =  0;
254 			pm8001_ha->forensic_info.data_buf.direct_offset = 0;
255 			pm8001_ha->forensic_info.data_buf.read_len = 0;
256 		}
257 	}
258 
259 	return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
260 		(char *)buf;
261 }
262 
263 /**
264  * read_main_config_table - read the configure table and save it.
265  * @pm8001_ha: our hba card information
266  */
267 static void read_main_config_table(struct pm8001_hba_info *pm8001_ha)
268 {
269 	void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
270 
271 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.signature	=
272 		pm8001_mr32(address, MAIN_SIGNATURE_OFFSET);
273 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.interface_rev =
274 		pm8001_mr32(address, MAIN_INTERFACE_REVISION);
275 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev	=
276 		pm8001_mr32(address, MAIN_FW_REVISION);
277 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.max_out_io	=
278 		pm8001_mr32(address, MAIN_MAX_OUTSTANDING_IO_OFFSET);
279 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.max_sgl	=
280 		pm8001_mr32(address, MAIN_MAX_SGL_OFFSET);
281 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.ctrl_cap_flag =
282 		pm8001_mr32(address, MAIN_CNTRL_CAP_OFFSET);
283 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.gst_offset	=
284 		pm8001_mr32(address, MAIN_GST_OFFSET);
285 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_queue_offset =
286 		pm8001_mr32(address, MAIN_IBQ_OFFSET);
287 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.outbound_queue_offset =
288 		pm8001_mr32(address, MAIN_OBQ_OFFSET);
289 
290 	/* read Error Dump Offset and Length */
291 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_offset0 =
292 		pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_OFFSET);
293 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_length0 =
294 		pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_LENGTH);
295 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_offset1 =
296 		pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_OFFSET);
297 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_length1 =
298 		pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_LENGTH);
299 
300 	/* read GPIO LED settings from the configuration table */
301 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping =
302 		pm8001_mr32(address, MAIN_GPIO_LED_FLAGS_OFFSET);
303 
304 	/* read analog Setting offset from the configuration table */
305 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.analog_setup_table_offset =
306 		pm8001_mr32(address, MAIN_ANALOG_SETUP_OFFSET);
307 
308 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.int_vec_table_offset =
309 		pm8001_mr32(address, MAIN_INT_VECTOR_TABLE_OFFSET);
310 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.phy_attr_table_offset =
311 		pm8001_mr32(address, MAIN_SAS_PHY_ATTR_TABLE_OFFSET);
312 	/* read port recover and reset timeout */
313 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer =
314 		pm8001_mr32(address, MAIN_PORT_RECOVERY_TIMER);
315 }
316 
317 /**
318  * read_general_status_table - read the general status table and save it.
319  * @pm8001_ha: our hba card information
320  */
321 static void read_general_status_table(struct pm8001_hba_info *pm8001_ha)
322 {
323 	void __iomem *address = pm8001_ha->general_stat_tbl_addr;
324 	pm8001_ha->gs_tbl.pm80xx_tbl.gst_len_mpistate	=
325 			pm8001_mr32(address, GST_GSTLEN_MPIS_OFFSET);
326 	pm8001_ha->gs_tbl.pm80xx_tbl.iq_freeze_state0	=
327 			pm8001_mr32(address, GST_IQ_FREEZE_STATE0_OFFSET);
328 	pm8001_ha->gs_tbl.pm80xx_tbl.iq_freeze_state1	=
329 			pm8001_mr32(address, GST_IQ_FREEZE_STATE1_OFFSET);
330 	pm8001_ha->gs_tbl.pm80xx_tbl.msgu_tcnt		=
331 			pm8001_mr32(address, GST_MSGUTCNT_OFFSET);
332 	pm8001_ha->gs_tbl.pm80xx_tbl.iop_tcnt		=
333 			pm8001_mr32(address, GST_IOPTCNT_OFFSET);
334 	pm8001_ha->gs_tbl.pm80xx_tbl.gpio_input_val	=
335 			pm8001_mr32(address, GST_GPIO_INPUT_VAL);
336 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[0] =
337 			pm8001_mr32(address, GST_RERRINFO_OFFSET0);
338 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[1] =
339 			pm8001_mr32(address, GST_RERRINFO_OFFSET1);
340 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[2] =
341 			pm8001_mr32(address, GST_RERRINFO_OFFSET2);
342 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[3] =
343 			pm8001_mr32(address, GST_RERRINFO_OFFSET3);
344 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[4] =
345 			pm8001_mr32(address, GST_RERRINFO_OFFSET4);
346 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[5] =
347 			pm8001_mr32(address, GST_RERRINFO_OFFSET5);
348 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[6] =
349 			pm8001_mr32(address, GST_RERRINFO_OFFSET6);
350 	pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[7] =
351 			 pm8001_mr32(address, GST_RERRINFO_OFFSET7);
352 }
353 /**
354  * read_phy_attr_table - read the phy attribute table and save it.
355  * @pm8001_ha: our hba card information
356  */
357 static void read_phy_attr_table(struct pm8001_hba_info *pm8001_ha)
358 {
359 	void __iomem *address = pm8001_ha->pspa_q_tbl_addr;
360 	pm8001_ha->phy_attr_table.phystart1_16[0] =
361 			pm8001_mr32(address, PSPA_PHYSTATE0_OFFSET);
362 	pm8001_ha->phy_attr_table.phystart1_16[1] =
363 			pm8001_mr32(address, PSPA_PHYSTATE1_OFFSET);
364 	pm8001_ha->phy_attr_table.phystart1_16[2] =
365 			pm8001_mr32(address, PSPA_PHYSTATE2_OFFSET);
366 	pm8001_ha->phy_attr_table.phystart1_16[3] =
367 			pm8001_mr32(address, PSPA_PHYSTATE3_OFFSET);
368 	pm8001_ha->phy_attr_table.phystart1_16[4] =
369 			pm8001_mr32(address, PSPA_PHYSTATE4_OFFSET);
370 	pm8001_ha->phy_attr_table.phystart1_16[5] =
371 			pm8001_mr32(address, PSPA_PHYSTATE5_OFFSET);
372 	pm8001_ha->phy_attr_table.phystart1_16[6] =
373 			pm8001_mr32(address, PSPA_PHYSTATE6_OFFSET);
374 	pm8001_ha->phy_attr_table.phystart1_16[7] =
375 			pm8001_mr32(address, PSPA_PHYSTATE7_OFFSET);
376 	pm8001_ha->phy_attr_table.phystart1_16[8] =
377 			pm8001_mr32(address, PSPA_PHYSTATE8_OFFSET);
378 	pm8001_ha->phy_attr_table.phystart1_16[9] =
379 			pm8001_mr32(address, PSPA_PHYSTATE9_OFFSET);
380 	pm8001_ha->phy_attr_table.phystart1_16[10] =
381 			pm8001_mr32(address, PSPA_PHYSTATE10_OFFSET);
382 	pm8001_ha->phy_attr_table.phystart1_16[11] =
383 			pm8001_mr32(address, PSPA_PHYSTATE11_OFFSET);
384 	pm8001_ha->phy_attr_table.phystart1_16[12] =
385 			pm8001_mr32(address, PSPA_PHYSTATE12_OFFSET);
386 	pm8001_ha->phy_attr_table.phystart1_16[13] =
387 			pm8001_mr32(address, PSPA_PHYSTATE13_OFFSET);
388 	pm8001_ha->phy_attr_table.phystart1_16[14] =
389 			pm8001_mr32(address, PSPA_PHYSTATE14_OFFSET);
390 	pm8001_ha->phy_attr_table.phystart1_16[15] =
391 			pm8001_mr32(address, PSPA_PHYSTATE15_OFFSET);
392 
393 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[0] =
394 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID0_OFFSET);
395 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[1] =
396 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID1_OFFSET);
397 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[2] =
398 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID2_OFFSET);
399 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[3] =
400 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID3_OFFSET);
401 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[4] =
402 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID4_OFFSET);
403 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[5] =
404 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID5_OFFSET);
405 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[6] =
406 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID6_OFFSET);
407 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[7] =
408 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID7_OFFSET);
409 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[8] =
410 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID8_OFFSET);
411 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[9] =
412 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID9_OFFSET);
413 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[10] =
414 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID10_OFFSET);
415 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[11] =
416 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID11_OFFSET);
417 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[12] =
418 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID12_OFFSET);
419 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[13] =
420 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID13_OFFSET);
421 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[14] =
422 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID14_OFFSET);
423 	pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[15] =
424 			pm8001_mr32(address, PSPA_OB_HW_EVENT_PID15_OFFSET);
425 
426 }
427 
428 /**
429  * read_inbnd_queue_table - read the inbound queue table and save it.
430  * @pm8001_ha: our hba card information
431  */
432 static void read_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
433 {
434 	int i;
435 	void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
436 	for (i = 0; i < PM8001_MAX_SPCV_INB_NUM; i++) {
437 		u32 offset = i * 0x20;
438 		pm8001_ha->inbnd_q_tbl[i].pi_pci_bar =
439 			get_pci_bar_index(pm8001_mr32(address,
440 				(offset + IB_PIPCI_BAR)));
441 		pm8001_ha->inbnd_q_tbl[i].pi_offset =
442 			pm8001_mr32(address, (offset + IB_PIPCI_BAR_OFFSET));
443 	}
444 }
445 
446 /**
447  * read_outbnd_queue_table - read the outbound queue table and save it.
448  * @pm8001_ha: our hba card information
449  */
450 static void read_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
451 {
452 	int i;
453 	void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
454 	for (i = 0; i < PM8001_MAX_SPCV_OUTB_NUM; i++) {
455 		u32 offset = i * 0x24;
456 		pm8001_ha->outbnd_q_tbl[i].ci_pci_bar =
457 			get_pci_bar_index(pm8001_mr32(address,
458 				(offset + OB_CIPCI_BAR)));
459 		pm8001_ha->outbnd_q_tbl[i].ci_offset =
460 			pm8001_mr32(address, (offset + OB_CIPCI_BAR_OFFSET));
461 	}
462 }
463 
464 /**
465  * init_default_table_values - init the default table.
466  * @pm8001_ha: our hba card information
467  */
468 static void init_default_table_values(struct pm8001_hba_info *pm8001_ha)
469 {
470 	int i;
471 	u32 offsetib, offsetob;
472 	void __iomem *addressib = pm8001_ha->inbnd_q_tbl_addr;
473 	void __iomem *addressob = pm8001_ha->outbnd_q_tbl_addr;
474 
475 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_event_log_addr		=
476 		pm8001_ha->memoryMap.region[AAP1].phys_addr_hi;
477 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_event_log_addr		=
478 		pm8001_ha->memoryMap.region[AAP1].phys_addr_lo;
479 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_size		=
480 							PM8001_EVENT_LOG_SIZE;
481 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_severity		= 0x01;
482 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_pcs_event_log_addr	=
483 		pm8001_ha->memoryMap.region[IOP].phys_addr_hi;
484 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_pcs_event_log_addr	=
485 		pm8001_ha->memoryMap.region[IOP].phys_addr_lo;
486 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_size		=
487 							PM8001_EVENT_LOG_SIZE;
488 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_severity	= 0x01;
489 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt		= 0x01;
490 
491 	/* Disable end to end CRC checking */
492 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.crc_core_dump = (0x1 << 16);
493 
494 	for (i = 0; i < PM8001_MAX_SPCV_INB_NUM; i++) {
495 		pm8001_ha->inbnd_q_tbl[i].element_pri_size_cnt	=
496 			PM8001_MPI_QUEUE | (pm8001_ha->iomb_size << 16) | (0x00<<30);
497 		pm8001_ha->inbnd_q_tbl[i].upper_base_addr	=
498 			pm8001_ha->memoryMap.region[IB + i].phys_addr_hi;
499 		pm8001_ha->inbnd_q_tbl[i].lower_base_addr	=
500 		pm8001_ha->memoryMap.region[IB + i].phys_addr_lo;
501 		pm8001_ha->inbnd_q_tbl[i].base_virt		=
502 			(u8 *)pm8001_ha->memoryMap.region[IB + i].virt_ptr;
503 		pm8001_ha->inbnd_q_tbl[i].total_length		=
504 			pm8001_ha->memoryMap.region[IB + i].total_len;
505 		pm8001_ha->inbnd_q_tbl[i].ci_upper_base_addr	=
506 			pm8001_ha->memoryMap.region[CI + i].phys_addr_hi;
507 		pm8001_ha->inbnd_q_tbl[i].ci_lower_base_addr	=
508 			pm8001_ha->memoryMap.region[CI + i].phys_addr_lo;
509 		pm8001_ha->inbnd_q_tbl[i].ci_virt		=
510 			pm8001_ha->memoryMap.region[CI + i].virt_ptr;
511 		offsetib = i * 0x20;
512 		pm8001_ha->inbnd_q_tbl[i].pi_pci_bar		=
513 			get_pci_bar_index(pm8001_mr32(addressib,
514 				(offsetib + 0x14)));
515 		pm8001_ha->inbnd_q_tbl[i].pi_offset		=
516 			pm8001_mr32(addressib, (offsetib + 0x18));
517 		pm8001_ha->inbnd_q_tbl[i].producer_idx		= 0;
518 		pm8001_ha->inbnd_q_tbl[i].consumer_index	= 0;
519 	}
520 	for (i = 0; i < PM8001_MAX_SPCV_OUTB_NUM; i++) {
521 		pm8001_ha->outbnd_q_tbl[i].element_size_cnt	=
522 			PM8001_MPI_QUEUE | (pm8001_ha->iomb_size << 16) | (0x01<<30);
523 		pm8001_ha->outbnd_q_tbl[i].upper_base_addr	=
524 			pm8001_ha->memoryMap.region[OB + i].phys_addr_hi;
525 		pm8001_ha->outbnd_q_tbl[i].lower_base_addr	=
526 			pm8001_ha->memoryMap.region[OB + i].phys_addr_lo;
527 		pm8001_ha->outbnd_q_tbl[i].base_virt		=
528 			(u8 *)pm8001_ha->memoryMap.region[OB + i].virt_ptr;
529 		pm8001_ha->outbnd_q_tbl[i].total_length		=
530 			pm8001_ha->memoryMap.region[OB + i].total_len;
531 		pm8001_ha->outbnd_q_tbl[i].pi_upper_base_addr	=
532 			pm8001_ha->memoryMap.region[PI + i].phys_addr_hi;
533 		pm8001_ha->outbnd_q_tbl[i].pi_lower_base_addr	=
534 			pm8001_ha->memoryMap.region[PI + i].phys_addr_lo;
535 		/* interrupt vector based on oq */
536 		pm8001_ha->outbnd_q_tbl[i].interrup_vec_cnt_delay = (i << 24);
537 		pm8001_ha->outbnd_q_tbl[i].pi_virt		=
538 			pm8001_ha->memoryMap.region[PI + i].virt_ptr;
539 		offsetob = i * 0x24;
540 		pm8001_ha->outbnd_q_tbl[i].ci_pci_bar		=
541 			get_pci_bar_index(pm8001_mr32(addressob,
542 			offsetob + 0x14));
543 		pm8001_ha->outbnd_q_tbl[i].ci_offset		=
544 			pm8001_mr32(addressob, (offsetob + 0x18));
545 		pm8001_ha->outbnd_q_tbl[i].consumer_idx		= 0;
546 		pm8001_ha->outbnd_q_tbl[i].producer_index	= 0;
547 	}
548 }
549 
550 /**
551  * update_main_config_table - update the main default table to the HBA.
552  * @pm8001_ha: our hba card information
553  */
554 static void update_main_config_table(struct pm8001_hba_info *pm8001_ha)
555 {
556 	void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
557 	pm8001_mw32(address, MAIN_IQNPPD_HPPD_OFFSET,
558 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_q_nppd_hppd);
559 	pm8001_mw32(address, MAIN_EVENT_LOG_ADDR_HI,
560 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_event_log_addr);
561 	pm8001_mw32(address, MAIN_EVENT_LOG_ADDR_LO,
562 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_event_log_addr);
563 	pm8001_mw32(address, MAIN_EVENT_LOG_BUFF_SIZE,
564 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_size);
565 	pm8001_mw32(address, MAIN_EVENT_LOG_OPTION,
566 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_severity);
567 	pm8001_mw32(address, MAIN_PCS_EVENT_LOG_ADDR_HI,
568 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_pcs_event_log_addr);
569 	pm8001_mw32(address, MAIN_PCS_EVENT_LOG_ADDR_LO,
570 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_pcs_event_log_addr);
571 	pm8001_mw32(address, MAIN_PCS_EVENT_LOG_BUFF_SIZE,
572 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_size);
573 	pm8001_mw32(address, MAIN_PCS_EVENT_LOG_OPTION,
574 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_severity);
575 	pm8001_mw32(address, MAIN_FATAL_ERROR_INTERRUPT,
576 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt);
577 	pm8001_mw32(address, MAIN_EVENT_CRC_CHECK,
578 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.crc_core_dump);
579 
580 	/* SPCv specific */
581 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping &= 0xCFFFFFFF;
582 	/* Set GPIOLED to 0x2 for LED indicator */
583 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping |= 0x20000000;
584 	pm8001_mw32(address, MAIN_GPIO_LED_FLAGS_OFFSET,
585 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping);
586 
587 	pm8001_mw32(address, MAIN_PORT_RECOVERY_TIMER,
588 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer);
589 	pm8001_mw32(address, MAIN_INT_REASSERTION_DELAY,
590 		pm8001_ha->main_cfg_tbl.pm80xx_tbl.interrupt_reassertion_delay);
591 
592 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer &= 0xffff0000;
593 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer |=
594 							PORT_RECOVERY_TIMEOUT;
595 	pm8001_mw32(address, MAIN_PORT_RECOVERY_TIMER,
596 			pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer);
597 }
598 
599 /**
600  * update_inbnd_queue_table - update the inbound queue table to the HBA.
601  * @pm8001_ha: our hba card information
602  */
603 static void update_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha,
604 					 int number)
605 {
606 	void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
607 	u16 offset = number * 0x20;
608 	pm8001_mw32(address, offset + IB_PROPERITY_OFFSET,
609 		pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt);
610 	pm8001_mw32(address, offset + IB_BASE_ADDR_HI_OFFSET,
611 		pm8001_ha->inbnd_q_tbl[number].upper_base_addr);
612 	pm8001_mw32(address, offset + IB_BASE_ADDR_LO_OFFSET,
613 		pm8001_ha->inbnd_q_tbl[number].lower_base_addr);
614 	pm8001_mw32(address, offset + IB_CI_BASE_ADDR_HI_OFFSET,
615 		pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr);
616 	pm8001_mw32(address, offset + IB_CI_BASE_ADDR_LO_OFFSET,
617 		pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr);
618 }
619 
620 /**
621  * update_outbnd_queue_table - update the outbound queue table to the HBA.
622  * @pm8001_ha: our hba card information
623  */
624 static void update_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha,
625 						 int number)
626 {
627 	void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
628 	u16 offset = number * 0x24;
629 	pm8001_mw32(address, offset + OB_PROPERITY_OFFSET,
630 		pm8001_ha->outbnd_q_tbl[number].element_size_cnt);
631 	pm8001_mw32(address, offset + OB_BASE_ADDR_HI_OFFSET,
632 		pm8001_ha->outbnd_q_tbl[number].upper_base_addr);
633 	pm8001_mw32(address, offset + OB_BASE_ADDR_LO_OFFSET,
634 		pm8001_ha->outbnd_q_tbl[number].lower_base_addr);
635 	pm8001_mw32(address, offset + OB_PI_BASE_ADDR_HI_OFFSET,
636 		pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr);
637 	pm8001_mw32(address, offset + OB_PI_BASE_ADDR_LO_OFFSET,
638 		pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr);
639 	pm8001_mw32(address, offset + OB_INTERRUPT_COALES_OFFSET,
640 		pm8001_ha->outbnd_q_tbl[number].interrup_vec_cnt_delay);
641 }
642 
643 /**
644  * mpi_init_check - check firmware initialization status.
645  * @pm8001_ha: our hba card information
646  */
647 static int mpi_init_check(struct pm8001_hba_info *pm8001_ha)
648 {
649 	u32 max_wait_count;
650 	u32 value;
651 	u32 gst_len_mpistate;
652 
653 	/* Write bit0=1 to Inbound DoorBell Register to tell the SPC FW the
654 	table is updated */
655 	pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPCv_MSGU_CFG_TABLE_UPDATE);
656 	/* wait until Inbound DoorBell Clear Register toggled */
657 	if (IS_SPCV_12G(pm8001_ha->pdev)) {
658 		max_wait_count = 4 * 1000 * 1000;/* 4 sec */
659 	} else {
660 		max_wait_count = 2 * 1000 * 1000;/* 2 sec */
661 	}
662 	do {
663 		udelay(1);
664 		value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
665 		value &= SPCv_MSGU_CFG_TABLE_UPDATE;
666 	} while ((value != 0) && (--max_wait_count));
667 
668 	if (!max_wait_count)
669 		return -1;
670 	/* check the MPI-State for initialization upto 100ms*/
671 	max_wait_count = 100 * 1000;/* 100 msec */
672 	do {
673 		udelay(1);
674 		gst_len_mpistate =
675 			pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
676 					GST_GSTLEN_MPIS_OFFSET);
677 	} while ((GST_MPI_STATE_INIT !=
678 		(gst_len_mpistate & GST_MPI_STATE_MASK)) && (--max_wait_count));
679 	if (!max_wait_count)
680 		return -1;
681 
682 	/* check MPI Initialization error */
683 	gst_len_mpistate = gst_len_mpistate >> 16;
684 	if (0x0000 != gst_len_mpistate)
685 		return -1;
686 
687 	return 0;
688 }
689 
690 /**
691  * check_fw_ready - The LLDD check if the FW is ready, if not, return error.
692  * @pm8001_ha: our hba card information
693  */
694 static int check_fw_ready(struct pm8001_hba_info *pm8001_ha)
695 {
696 	u32 value;
697 	u32 max_wait_count;
698 	u32 max_wait_time;
699 	int ret = 0;
700 
701 	/* reset / PCIe ready */
702 	max_wait_time = max_wait_count = 100 * 1000;	/* 100 milli sec */
703 	do {
704 		udelay(1);
705 		value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
706 	} while ((value == 0xFFFFFFFF) && (--max_wait_count));
707 
708 	/* check ila status */
709 	max_wait_time = max_wait_count = 1000 * 1000;	/* 1000 milli sec */
710 	do {
711 		udelay(1);
712 		value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
713 	} while (((value & SCRATCH_PAD_ILA_READY) !=
714 			SCRATCH_PAD_ILA_READY) && (--max_wait_count));
715 	if (!max_wait_count)
716 		ret = -1;
717 	else {
718 		PM8001_MSG_DBG(pm8001_ha,
719 			pm8001_printk(" ila ready status in %d millisec\n",
720 				(max_wait_time - max_wait_count)));
721 	}
722 
723 	/* check RAAE status */
724 	max_wait_time = max_wait_count = 1800 * 1000;	/* 1800 milli sec */
725 	do {
726 		udelay(1);
727 		value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
728 	} while (((value & SCRATCH_PAD_RAAE_READY) !=
729 				SCRATCH_PAD_RAAE_READY) && (--max_wait_count));
730 	if (!max_wait_count)
731 		ret = -1;
732 	else {
733 		PM8001_MSG_DBG(pm8001_ha,
734 			pm8001_printk(" raae ready status in %d millisec\n",
735 					(max_wait_time - max_wait_count)));
736 	}
737 
738 	/* check iop0 status */
739 	max_wait_time = max_wait_count = 600 * 1000;	/* 600 milli sec */
740 	do {
741 		udelay(1);
742 		value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
743 	} while (((value & SCRATCH_PAD_IOP0_READY) != SCRATCH_PAD_IOP0_READY) &&
744 			(--max_wait_count));
745 	if (!max_wait_count)
746 		ret = -1;
747 	else {
748 		PM8001_MSG_DBG(pm8001_ha,
749 			pm8001_printk(" iop0 ready status in %d millisec\n",
750 				(max_wait_time - max_wait_count)));
751 	}
752 
753 	/* check iop1 status only for 16 port controllers */
754 	if ((pm8001_ha->chip_id != chip_8008) &&
755 			(pm8001_ha->chip_id != chip_8009)) {
756 		/* 200 milli sec */
757 		max_wait_time = max_wait_count = 200 * 1000;
758 		do {
759 			udelay(1);
760 			value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
761 		} while (((value & SCRATCH_PAD_IOP1_READY) !=
762 				SCRATCH_PAD_IOP1_READY) && (--max_wait_count));
763 		if (!max_wait_count)
764 			ret = -1;
765 		else {
766 			PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
767 				"iop1 ready status in %d millisec\n",
768 				(max_wait_time - max_wait_count)));
769 		}
770 	}
771 
772 	return ret;
773 }
774 
775 static void init_pci_device_addresses(struct pm8001_hba_info *pm8001_ha)
776 {
777 	void __iomem *base_addr;
778 	u32	value;
779 	u32	offset;
780 	u32	pcibar;
781 	u32	pcilogic;
782 
783 	value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
784 	offset = value & 0x03FFFFFF; /* scratch pad 0 TBL address */
785 
786 	PM8001_INIT_DBG(pm8001_ha,
787 		pm8001_printk("Scratchpad 0 Offset: 0x%x value 0x%x\n",
788 				offset, value));
789 	pcilogic = (value & 0xFC000000) >> 26;
790 	pcibar = get_pci_bar_index(pcilogic);
791 	PM8001_INIT_DBG(pm8001_ha,
792 		pm8001_printk("Scratchpad 0 PCI BAR: %d\n", pcibar));
793 	pm8001_ha->main_cfg_tbl_addr = base_addr =
794 		pm8001_ha->io_mem[pcibar].memvirtaddr + offset;
795 	pm8001_ha->general_stat_tbl_addr =
796 		base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x18) &
797 					0xFFFFFF);
798 	pm8001_ha->inbnd_q_tbl_addr =
799 		base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C) &
800 					0xFFFFFF);
801 	pm8001_ha->outbnd_q_tbl_addr =
802 		base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x20) &
803 					0xFFFFFF);
804 	pm8001_ha->ivt_tbl_addr =
805 		base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x8C) &
806 					0xFFFFFF);
807 	pm8001_ha->pspa_q_tbl_addr =
808 		base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x90) &
809 					0xFFFFFF);
810 	pm8001_ha->fatal_tbl_addr =
811 		base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0xA0) &
812 					0xFFFFFF);
813 
814 	PM8001_INIT_DBG(pm8001_ha,
815 			pm8001_printk("GST OFFSET 0x%x\n",
816 			pm8001_cr32(pm8001_ha, pcibar, offset + 0x18)));
817 	PM8001_INIT_DBG(pm8001_ha,
818 			pm8001_printk("INBND OFFSET 0x%x\n",
819 			pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C)));
820 	PM8001_INIT_DBG(pm8001_ha,
821 			pm8001_printk("OBND OFFSET 0x%x\n",
822 			pm8001_cr32(pm8001_ha, pcibar, offset + 0x20)));
823 	PM8001_INIT_DBG(pm8001_ha,
824 			pm8001_printk("IVT OFFSET 0x%x\n",
825 			pm8001_cr32(pm8001_ha, pcibar, offset + 0x8C)));
826 	PM8001_INIT_DBG(pm8001_ha,
827 			pm8001_printk("PSPA OFFSET 0x%x\n",
828 			pm8001_cr32(pm8001_ha, pcibar, offset + 0x90)));
829 	PM8001_INIT_DBG(pm8001_ha,
830 			pm8001_printk("addr - main cfg %p general status %p\n",
831 			pm8001_ha->main_cfg_tbl_addr,
832 			pm8001_ha->general_stat_tbl_addr));
833 	PM8001_INIT_DBG(pm8001_ha,
834 			pm8001_printk("addr - inbnd %p obnd %p\n",
835 			pm8001_ha->inbnd_q_tbl_addr,
836 			pm8001_ha->outbnd_q_tbl_addr));
837 	PM8001_INIT_DBG(pm8001_ha,
838 			pm8001_printk("addr - pspa %p ivt %p\n",
839 			pm8001_ha->pspa_q_tbl_addr,
840 			pm8001_ha->ivt_tbl_addr));
841 }
842 
843 /**
844  * pm80xx_set_thermal_config - support the thermal configuration
845  * @pm8001_ha: our hba card information.
846  */
847 int
848 pm80xx_set_thermal_config(struct pm8001_hba_info *pm8001_ha)
849 {
850 	struct set_ctrl_cfg_req payload;
851 	struct inbound_queue_table *circularQ;
852 	int rc;
853 	u32 tag;
854 	u32 opc = OPC_INB_SET_CONTROLLER_CONFIG;
855 	u32 page_code;
856 
857 	memset(&payload, 0, sizeof(struct set_ctrl_cfg_req));
858 	rc = pm8001_tag_alloc(pm8001_ha, &tag);
859 	if (rc)
860 		return -1;
861 
862 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
863 	payload.tag = cpu_to_le32(tag);
864 
865 	if (IS_SPCV_12G(pm8001_ha->pdev))
866 		page_code = THERMAL_PAGE_CODE_7H;
867 	else
868 		page_code = THERMAL_PAGE_CODE_8H;
869 
870 	payload.cfg_pg[0] = (THERMAL_LOG_ENABLE << 9) |
871 				(THERMAL_ENABLE << 8) | page_code;
872 	payload.cfg_pg[1] = (LTEMPHIL << 24) | (RTEMPHIL << 8);
873 
874 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
875 	if (rc)
876 		pm8001_tag_free(pm8001_ha, tag);
877 	return rc;
878 
879 }
880 
881 /**
882 * pm80xx_set_sas_protocol_timer_config - support the SAS Protocol
883 * Timer configuration page
884 * @pm8001_ha: our hba card information.
885 */
886 static int
887 pm80xx_set_sas_protocol_timer_config(struct pm8001_hba_info *pm8001_ha)
888 {
889 	struct set_ctrl_cfg_req payload;
890 	struct inbound_queue_table *circularQ;
891 	SASProtocolTimerConfig_t SASConfigPage;
892 	int rc;
893 	u32 tag;
894 	u32 opc = OPC_INB_SET_CONTROLLER_CONFIG;
895 
896 	memset(&payload, 0, sizeof(struct set_ctrl_cfg_req));
897 	memset(&SASConfigPage, 0, sizeof(SASProtocolTimerConfig_t));
898 
899 	rc = pm8001_tag_alloc(pm8001_ha, &tag);
900 
901 	if (rc)
902 		return -1;
903 
904 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
905 	payload.tag = cpu_to_le32(tag);
906 
907 	SASConfigPage.pageCode        =  SAS_PROTOCOL_TIMER_CONFIG_PAGE;
908 	SASConfigPage.MST_MSI         =  3 << 15;
909 	SASConfigPage.STP_SSP_MCT_TMO =  (STP_MCT_TMO << 16) | SSP_MCT_TMO;
910 	SASConfigPage.STP_FRM_TMO     = (SAS_MAX_OPEN_TIME << 24) |
911 				(SMP_MAX_CONN_TIMER << 16) | STP_FRM_TIMER;
912 	SASConfigPage.STP_IDLE_TMO    =  STP_IDLE_TIME;
913 
914 	if (SASConfigPage.STP_IDLE_TMO > 0x3FFFFFF)
915 		SASConfigPage.STP_IDLE_TMO = 0x3FFFFFF;
916 
917 
918 	SASConfigPage.OPNRJT_RTRY_INTVL =         (SAS_MFD << 16) |
919 						SAS_OPNRJT_RTRY_INTVL;
920 	SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO =  (SAS_DOPNRJT_RTRY_TMO << 16)
921 						| SAS_COPNRJT_RTRY_TMO;
922 	SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR =  (SAS_DOPNRJT_RTRY_THR << 16)
923 						| SAS_COPNRJT_RTRY_THR;
924 	SASConfigPage.MAX_AIP =  SAS_MAX_AIP;
925 
926 	PM8001_INIT_DBG(pm8001_ha,
927 			pm8001_printk("SASConfigPage.pageCode "
928 			"0x%08x\n", SASConfigPage.pageCode));
929 	PM8001_INIT_DBG(pm8001_ha,
930 			pm8001_printk("SASConfigPage.MST_MSI "
931 			" 0x%08x\n", SASConfigPage.MST_MSI));
932 	PM8001_INIT_DBG(pm8001_ha,
933 			pm8001_printk("SASConfigPage.STP_SSP_MCT_TMO "
934 			" 0x%08x\n", SASConfigPage.STP_SSP_MCT_TMO));
935 	PM8001_INIT_DBG(pm8001_ha,
936 			pm8001_printk("SASConfigPage.STP_FRM_TMO "
937 			" 0x%08x\n", SASConfigPage.STP_FRM_TMO));
938 	PM8001_INIT_DBG(pm8001_ha,
939 			pm8001_printk("SASConfigPage.STP_IDLE_TMO "
940 			" 0x%08x\n", SASConfigPage.STP_IDLE_TMO));
941 	PM8001_INIT_DBG(pm8001_ha,
942 			pm8001_printk("SASConfigPage.OPNRJT_RTRY_INTVL "
943 			" 0x%08x\n", SASConfigPage.OPNRJT_RTRY_INTVL));
944 	PM8001_INIT_DBG(pm8001_ha,
945 			pm8001_printk("SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO "
946 			" 0x%08x\n", SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO));
947 	PM8001_INIT_DBG(pm8001_ha,
948 			pm8001_printk("SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR "
949 			" 0x%08x\n", SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR));
950 	PM8001_INIT_DBG(pm8001_ha, pm8001_printk("SASConfigPage.MAX_AIP "
951 			" 0x%08x\n", SASConfigPage.MAX_AIP));
952 
953 	memcpy(&payload.cfg_pg, &SASConfigPage,
954 			 sizeof(SASProtocolTimerConfig_t));
955 
956 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
957 	if (rc)
958 		pm8001_tag_free(pm8001_ha, tag);
959 
960 	return rc;
961 }
962 
963 /**
964  * pm80xx_get_encrypt_info - Check for encryption
965  * @pm8001_ha: our hba card information.
966  */
967 static int
968 pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha)
969 {
970 	u32 scratch3_value;
971 	int ret = -1;
972 
973 	/* Read encryption status from SCRATCH PAD 3 */
974 	scratch3_value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
975 
976 	if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
977 					SCRATCH_PAD3_ENC_READY) {
978 		if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
979 			pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
980 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
981 						SCRATCH_PAD3_SMF_ENABLED)
982 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
983 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
984 						SCRATCH_PAD3_SMA_ENABLED)
985 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
986 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
987 						SCRATCH_PAD3_SMB_ENABLED)
988 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
989 		pm8001_ha->encrypt_info.status = 0;
990 		PM8001_INIT_DBG(pm8001_ha, pm8001_printk(
991 			"Encryption: SCRATCH_PAD3_ENC_READY 0x%08X."
992 			"Cipher mode 0x%x Sec mode 0x%x status 0x%x\n",
993 			scratch3_value, pm8001_ha->encrypt_info.cipher_mode,
994 			pm8001_ha->encrypt_info.sec_mode,
995 			pm8001_ha->encrypt_info.status));
996 		ret = 0;
997 	} else if ((scratch3_value & SCRATCH_PAD3_ENC_READY) ==
998 					SCRATCH_PAD3_ENC_DISABLED) {
999 		PM8001_INIT_DBG(pm8001_ha, pm8001_printk(
1000 			"Encryption: SCRATCH_PAD3_ENC_DISABLED 0x%08X\n",
1001 			scratch3_value));
1002 		pm8001_ha->encrypt_info.status = 0xFFFFFFFF;
1003 		pm8001_ha->encrypt_info.cipher_mode = 0;
1004 		pm8001_ha->encrypt_info.sec_mode = 0;
1005 		ret = 0;
1006 	} else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
1007 				SCRATCH_PAD3_ENC_DIS_ERR) {
1008 		pm8001_ha->encrypt_info.status =
1009 			(scratch3_value & SCRATCH_PAD3_ERR_CODE) >> 16;
1010 		if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
1011 			pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
1012 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1013 					SCRATCH_PAD3_SMF_ENABLED)
1014 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
1015 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1016 					SCRATCH_PAD3_SMA_ENABLED)
1017 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
1018 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1019 					SCRATCH_PAD3_SMB_ENABLED)
1020 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
1021 		PM8001_INIT_DBG(pm8001_ha, pm8001_printk(
1022 			"Encryption: SCRATCH_PAD3_DIS_ERR 0x%08X."
1023 			"Cipher mode 0x%x sec mode 0x%x status 0x%x\n",
1024 			scratch3_value, pm8001_ha->encrypt_info.cipher_mode,
1025 			pm8001_ha->encrypt_info.sec_mode,
1026 			pm8001_ha->encrypt_info.status));
1027 	} else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
1028 				 SCRATCH_PAD3_ENC_ENA_ERR) {
1029 
1030 		pm8001_ha->encrypt_info.status =
1031 			(scratch3_value & SCRATCH_PAD3_ERR_CODE) >> 16;
1032 		if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
1033 			pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
1034 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1035 					SCRATCH_PAD3_SMF_ENABLED)
1036 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
1037 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1038 					SCRATCH_PAD3_SMA_ENABLED)
1039 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
1040 		if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1041 					SCRATCH_PAD3_SMB_ENABLED)
1042 			pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
1043 
1044 		PM8001_INIT_DBG(pm8001_ha, pm8001_printk(
1045 			"Encryption: SCRATCH_PAD3_ENA_ERR 0x%08X."
1046 			"Cipher mode 0x%x sec mode 0x%x status 0x%x\n",
1047 			scratch3_value, pm8001_ha->encrypt_info.cipher_mode,
1048 			pm8001_ha->encrypt_info.sec_mode,
1049 			pm8001_ha->encrypt_info.status));
1050 	}
1051 	return ret;
1052 }
1053 
1054 /**
1055  * pm80xx_encrypt_update - update flash with encryption informtion
1056  * @pm8001_ha: our hba card information.
1057  */
1058 static int pm80xx_encrypt_update(struct pm8001_hba_info *pm8001_ha)
1059 {
1060 	struct kek_mgmt_req payload;
1061 	struct inbound_queue_table *circularQ;
1062 	int rc;
1063 	u32 tag;
1064 	u32 opc = OPC_INB_KEK_MANAGEMENT;
1065 
1066 	memset(&payload, 0, sizeof(struct kek_mgmt_req));
1067 	rc = pm8001_tag_alloc(pm8001_ha, &tag);
1068 	if (rc)
1069 		return -1;
1070 
1071 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
1072 	payload.tag = cpu_to_le32(tag);
1073 	/* Currently only one key is used. New KEK index is 1.
1074 	 * Current KEK index is 1. Store KEK to NVRAM is 1.
1075 	 */
1076 	payload.new_curidx_ksop = ((1 << 24) | (1 << 16) | (1 << 8) |
1077 					KEK_MGMT_SUBOP_KEYCARDUPDATE);
1078 
1079 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
1080 	if (rc)
1081 		pm8001_tag_free(pm8001_ha, tag);
1082 
1083 	return rc;
1084 }
1085 
1086 /**
1087  * pm8001_chip_init - the main init function that initialize whole PM8001 chip.
1088  * @pm8001_ha: our hba card information
1089  */
1090 static int pm80xx_chip_init(struct pm8001_hba_info *pm8001_ha)
1091 {
1092 	int ret;
1093 	u8 i = 0;
1094 
1095 	/* check the firmware status */
1096 	if (-1 == check_fw_ready(pm8001_ha)) {
1097 		PM8001_FAIL_DBG(pm8001_ha,
1098 			pm8001_printk("Firmware is not ready!\n"));
1099 		return -EBUSY;
1100 	}
1101 
1102 	/* Initialize pci space address eg: mpi offset */
1103 	init_pci_device_addresses(pm8001_ha);
1104 	init_default_table_values(pm8001_ha);
1105 	read_main_config_table(pm8001_ha);
1106 	read_general_status_table(pm8001_ha);
1107 	read_inbnd_queue_table(pm8001_ha);
1108 	read_outbnd_queue_table(pm8001_ha);
1109 	read_phy_attr_table(pm8001_ha);
1110 
1111 	/* update main config table ,inbound table and outbound table */
1112 	update_main_config_table(pm8001_ha);
1113 	for (i = 0; i < PM8001_MAX_SPCV_INB_NUM; i++)
1114 		update_inbnd_queue_table(pm8001_ha, i);
1115 	for (i = 0; i < PM8001_MAX_SPCV_OUTB_NUM; i++)
1116 		update_outbnd_queue_table(pm8001_ha, i);
1117 
1118 	/* notify firmware update finished and check initialization status */
1119 	if (0 == mpi_init_check(pm8001_ha)) {
1120 		PM8001_INIT_DBG(pm8001_ha,
1121 			pm8001_printk("MPI initialize successful!\n"));
1122 	} else
1123 		return -EBUSY;
1124 
1125 	/* send SAS protocol timer configuration page to FW */
1126 	ret = pm80xx_set_sas_protocol_timer_config(pm8001_ha);
1127 
1128 	/* Check for encryption */
1129 	if (pm8001_ha->chip->encrypt) {
1130 		PM8001_INIT_DBG(pm8001_ha,
1131 			pm8001_printk("Checking for encryption\n"));
1132 		ret = pm80xx_get_encrypt_info(pm8001_ha);
1133 		if (ret == -1) {
1134 			PM8001_INIT_DBG(pm8001_ha,
1135 				pm8001_printk("Encryption error !!\n"));
1136 			if (pm8001_ha->encrypt_info.status == 0x81) {
1137 				PM8001_INIT_DBG(pm8001_ha, pm8001_printk(
1138 					"Encryption enabled with error."
1139 					"Saving encryption key to flash\n"));
1140 				pm80xx_encrypt_update(pm8001_ha);
1141 			}
1142 		}
1143 	}
1144 	return 0;
1145 }
1146 
1147 static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha)
1148 {
1149 	u32 max_wait_count;
1150 	u32 value;
1151 	u32 gst_len_mpistate;
1152 	init_pci_device_addresses(pm8001_ha);
1153 	/* Write bit1=1 to Inbound DoorBell Register to tell the SPC FW the
1154 	table is stop */
1155 	pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPCv_MSGU_CFG_TABLE_RESET);
1156 
1157 	/* wait until Inbound DoorBell Clear Register toggled */
1158 	if (IS_SPCV_12G(pm8001_ha->pdev)) {
1159 		max_wait_count = 4 * 1000 * 1000;/* 4 sec */
1160 	} else {
1161 		max_wait_count = 2 * 1000 * 1000;/* 2 sec */
1162 	}
1163 	do {
1164 		udelay(1);
1165 		value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
1166 		value &= SPCv_MSGU_CFG_TABLE_RESET;
1167 	} while ((value != 0) && (--max_wait_count));
1168 
1169 	if (!max_wait_count) {
1170 		PM8001_FAIL_DBG(pm8001_ha,
1171 			pm8001_printk("TIMEOUT:IBDB value/=%x\n", value));
1172 		return -1;
1173 	}
1174 
1175 	/* check the MPI-State for termination in progress */
1176 	/* wait until Inbound DoorBell Clear Register toggled */
1177 	max_wait_count = 2 * 1000 * 1000;	/* 2 sec for spcv/ve */
1178 	do {
1179 		udelay(1);
1180 		gst_len_mpistate =
1181 			pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
1182 			GST_GSTLEN_MPIS_OFFSET);
1183 		if (GST_MPI_STATE_UNINIT ==
1184 			(gst_len_mpistate & GST_MPI_STATE_MASK))
1185 			break;
1186 	} while (--max_wait_count);
1187 	if (!max_wait_count) {
1188 		PM8001_FAIL_DBG(pm8001_ha,
1189 			pm8001_printk(" TIME OUT MPI State = 0x%x\n",
1190 				gst_len_mpistate & GST_MPI_STATE_MASK));
1191 		return -1;
1192 	}
1193 
1194 	return 0;
1195 }
1196 
1197 /**
1198  * pm8001_chip_soft_rst - soft reset the PM8001 chip, so that the clear all
1199  * the FW register status to the originated status.
1200  * @pm8001_ha: our hba card information
1201  */
1202 
1203 static int
1204 pm80xx_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
1205 {
1206 	u32 regval;
1207 	u32 bootloader_state;
1208 	u32 ibutton0, ibutton1;
1209 
1210 	/* Check if MPI is in ready state to reset */
1211 	if (mpi_uninit_check(pm8001_ha) != 0) {
1212 		PM8001_FAIL_DBG(pm8001_ha,
1213 			pm8001_printk("MPI state is not ready\n"));
1214 		return -1;
1215 	}
1216 
1217 	/* checked for reset register normal state; 0x0 */
1218 	regval = pm8001_cr32(pm8001_ha, 0, SPC_REG_SOFT_RESET);
1219 	PM8001_INIT_DBG(pm8001_ha,
1220 		pm8001_printk("reset register before write : 0x%x\n", regval));
1221 
1222 	pm8001_cw32(pm8001_ha, 0, SPC_REG_SOFT_RESET, SPCv_NORMAL_RESET_VALUE);
1223 	mdelay(500);
1224 
1225 	regval = pm8001_cr32(pm8001_ha, 0, SPC_REG_SOFT_RESET);
1226 	PM8001_INIT_DBG(pm8001_ha,
1227 	pm8001_printk("reset register after write 0x%x\n", regval));
1228 
1229 	if ((regval & SPCv_SOFT_RESET_READ_MASK) ==
1230 			SPCv_SOFT_RESET_NORMAL_RESET_OCCURED) {
1231 		PM8001_MSG_DBG(pm8001_ha,
1232 			pm8001_printk(" soft reset successful [regval: 0x%x]\n",
1233 					regval));
1234 	} else {
1235 		PM8001_MSG_DBG(pm8001_ha,
1236 			pm8001_printk(" soft reset failed [regval: 0x%x]\n",
1237 					regval));
1238 
1239 		/* check bootloader is successfully executed or in HDA mode */
1240 		bootloader_state =
1241 			pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) &
1242 			SCRATCH_PAD1_BOOTSTATE_MASK;
1243 
1244 		if (bootloader_state == SCRATCH_PAD1_BOOTSTATE_HDA_SEEPROM) {
1245 			PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
1246 				"Bootloader state - HDA mode SEEPROM\n"));
1247 		} else if (bootloader_state ==
1248 				SCRATCH_PAD1_BOOTSTATE_HDA_BOOTSTRAP) {
1249 			PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
1250 				"Bootloader state - HDA mode Bootstrap Pin\n"));
1251 		} else if (bootloader_state ==
1252 				SCRATCH_PAD1_BOOTSTATE_HDA_SOFTRESET) {
1253 			PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
1254 				"Bootloader state - HDA mode soft reset\n"));
1255 		} else if (bootloader_state ==
1256 					SCRATCH_PAD1_BOOTSTATE_CRIT_ERROR) {
1257 			PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
1258 				"Bootloader state-HDA mode critical error\n"));
1259 		}
1260 		return -EBUSY;
1261 	}
1262 
1263 	/* check the firmware status after reset */
1264 	if (-1 == check_fw_ready(pm8001_ha)) {
1265 		PM8001_FAIL_DBG(pm8001_ha,
1266 			pm8001_printk("Firmware is not ready!\n"));
1267 		/* check iButton feature support for motherboard controller */
1268 		if (pm8001_ha->pdev->subsystem_vendor !=
1269 			PCI_VENDOR_ID_ADAPTEC2 &&
1270 			pm8001_ha->pdev->subsystem_vendor !=
1271 			PCI_VENDOR_ID_ATTO &&
1272 			pm8001_ha->pdev->subsystem_vendor != 0) {
1273 			ibutton0 = pm8001_cr32(pm8001_ha, 0,
1274 					MSGU_HOST_SCRATCH_PAD_6);
1275 			ibutton1 = pm8001_cr32(pm8001_ha, 0,
1276 					MSGU_HOST_SCRATCH_PAD_7);
1277 			if (!ibutton0 && !ibutton1) {
1278 				PM8001_FAIL_DBG(pm8001_ha,
1279 					pm8001_printk("iButton Feature is"
1280 					" not Available!!!\n"));
1281 				return -EBUSY;
1282 			}
1283 			if (ibutton0 == 0xdeadbeef && ibutton1 == 0xdeadbeef) {
1284 				PM8001_FAIL_DBG(pm8001_ha,
1285 					pm8001_printk("CRC Check for iButton"
1286 					" Feature Failed!!!\n"));
1287 				return -EBUSY;
1288 			}
1289 		}
1290 	}
1291 	PM8001_INIT_DBG(pm8001_ha,
1292 		pm8001_printk("SPCv soft reset Complete\n"));
1293 	return 0;
1294 }
1295 
1296 static void pm80xx_hw_chip_rst(struct pm8001_hba_info *pm8001_ha)
1297 {
1298 	 u32 i;
1299 
1300 	PM8001_INIT_DBG(pm8001_ha,
1301 		pm8001_printk("chip reset start\n"));
1302 
1303 	/* do SPCv chip reset. */
1304 	pm8001_cw32(pm8001_ha, 0, SPC_REG_SOFT_RESET, 0x11);
1305 	PM8001_INIT_DBG(pm8001_ha,
1306 		pm8001_printk("SPC soft reset Complete\n"));
1307 
1308 	/* Check this ..whether delay is required or no */
1309 	/* delay 10 usec */
1310 	udelay(10);
1311 
1312 	/* wait for 20 msec until the firmware gets reloaded */
1313 	i = 20;
1314 	do {
1315 		mdelay(1);
1316 	} while ((--i) != 0);
1317 
1318 	PM8001_INIT_DBG(pm8001_ha,
1319 		pm8001_printk("chip reset finished\n"));
1320 }
1321 
1322 /**
1323  * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
1324  * @pm8001_ha: our hba card information
1325  */
1326 static void
1327 pm80xx_chip_intx_interrupt_enable(struct pm8001_hba_info *pm8001_ha)
1328 {
1329 	pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL);
1330 	pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL);
1331 }
1332 
1333 /**
1334  * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt
1335  * @pm8001_ha: our hba card information
1336  */
1337 static void
1338 pm80xx_chip_intx_interrupt_disable(struct pm8001_hba_info *pm8001_ha)
1339 {
1340 	pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, ODMR_MASK_ALL);
1341 }
1342 
1343 /**
1344  * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
1345  * @pm8001_ha: our hba card information
1346  */
1347 static void
1348 pm80xx_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha, u8 vec)
1349 {
1350 #ifdef PM8001_USE_MSIX
1351 	u32 mask;
1352 	mask = (u32)(1 << vec);
1353 
1354 	pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, (u32)(mask & 0xFFFFFFFF));
1355 	return;
1356 #endif
1357 	pm80xx_chip_intx_interrupt_enable(pm8001_ha);
1358 
1359 }
1360 
1361 /**
1362  * pm8001_chip_interrupt_disable- disable PM8001 chip interrupt
1363  * @pm8001_ha: our hba card information
1364  */
1365 static void
1366 pm80xx_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha, u8 vec)
1367 {
1368 #ifdef PM8001_USE_MSIX
1369 	u32 mask;
1370 	if (vec == 0xFF)
1371 		mask = 0xFFFFFFFF;
1372 	else
1373 		mask = (u32)(1 << vec);
1374 	pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, (u32)(mask & 0xFFFFFFFF));
1375 	return;
1376 #endif
1377 	pm80xx_chip_intx_interrupt_disable(pm8001_ha);
1378 }
1379 
1380 static void pm80xx_send_abort_all(struct pm8001_hba_info *pm8001_ha,
1381 		struct pm8001_device *pm8001_ha_dev)
1382 {
1383 	int res;
1384 	u32 ccb_tag;
1385 	struct pm8001_ccb_info *ccb;
1386 	struct sas_task *task = NULL;
1387 	struct task_abort_req task_abort;
1388 	struct inbound_queue_table *circularQ;
1389 	u32 opc = OPC_INB_SATA_ABORT;
1390 	int ret;
1391 
1392 	if (!pm8001_ha_dev) {
1393 		PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("dev is null\n"));
1394 		return;
1395 	}
1396 
1397 	task = sas_alloc_slow_task(GFP_ATOMIC);
1398 
1399 	if (!task) {
1400 		PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("cannot "
1401 						"allocate task\n"));
1402 		return;
1403 	}
1404 
1405 	task->task_done = pm8001_task_done;
1406 
1407 	res = pm8001_tag_alloc(pm8001_ha, &ccb_tag);
1408 	if (res) {
1409 		sas_free_task(task);
1410 		return;
1411 	}
1412 
1413 	ccb = &pm8001_ha->ccb_info[ccb_tag];
1414 	ccb->device = pm8001_ha_dev;
1415 	ccb->ccb_tag = ccb_tag;
1416 	ccb->task = task;
1417 
1418 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
1419 
1420 	memset(&task_abort, 0, sizeof(task_abort));
1421 	task_abort.abort_all = cpu_to_le32(1);
1422 	task_abort.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
1423 	task_abort.tag = cpu_to_le32(ccb_tag);
1424 
1425 	ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort, 0);
1426 	if (ret) {
1427 		sas_free_task(task);
1428 		pm8001_tag_free(pm8001_ha, ccb_tag);
1429 	}
1430 }
1431 
1432 static void pm80xx_send_read_log(struct pm8001_hba_info *pm8001_ha,
1433 		struct pm8001_device *pm8001_ha_dev)
1434 {
1435 	struct sata_start_req sata_cmd;
1436 	int res;
1437 	u32 ccb_tag;
1438 	struct pm8001_ccb_info *ccb;
1439 	struct sas_task *task = NULL;
1440 	struct host_to_dev_fis fis;
1441 	struct domain_device *dev;
1442 	struct inbound_queue_table *circularQ;
1443 	u32 opc = OPC_INB_SATA_HOST_OPSTART;
1444 
1445 	task = sas_alloc_slow_task(GFP_ATOMIC);
1446 
1447 	if (!task) {
1448 		PM8001_FAIL_DBG(pm8001_ha,
1449 			pm8001_printk("cannot allocate task !!!\n"));
1450 		return;
1451 	}
1452 	task->task_done = pm8001_task_done;
1453 
1454 	res = pm8001_tag_alloc(pm8001_ha, &ccb_tag);
1455 	if (res) {
1456 		sas_free_task(task);
1457 		PM8001_FAIL_DBG(pm8001_ha,
1458 			pm8001_printk("cannot allocate tag !!!\n"));
1459 		return;
1460 	}
1461 
1462 	/* allocate domain device by ourselves as libsas
1463 	 * is not going to provide any
1464 	*/
1465 	dev = kzalloc(sizeof(struct domain_device), GFP_ATOMIC);
1466 	if (!dev) {
1467 		sas_free_task(task);
1468 		pm8001_tag_free(pm8001_ha, ccb_tag);
1469 		PM8001_FAIL_DBG(pm8001_ha,
1470 			pm8001_printk("Domain device cannot be allocated\n"));
1471 		return;
1472 	}
1473 
1474 	task->dev = dev;
1475 	task->dev->lldd_dev = pm8001_ha_dev;
1476 
1477 	ccb = &pm8001_ha->ccb_info[ccb_tag];
1478 	ccb->device = pm8001_ha_dev;
1479 	ccb->ccb_tag = ccb_tag;
1480 	ccb->task = task;
1481 	pm8001_ha_dev->id |= NCQ_READ_LOG_FLAG;
1482 	pm8001_ha_dev->id |= NCQ_2ND_RLE_FLAG;
1483 
1484 	memset(&sata_cmd, 0, sizeof(sata_cmd));
1485 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
1486 
1487 	/* construct read log FIS */
1488 	memset(&fis, 0, sizeof(struct host_to_dev_fis));
1489 	fis.fis_type = 0x27;
1490 	fis.flags = 0x80;
1491 	fis.command = ATA_CMD_READ_LOG_EXT;
1492 	fis.lbal = 0x10;
1493 	fis.sector_count = 0x1;
1494 
1495 	sata_cmd.tag = cpu_to_le32(ccb_tag);
1496 	sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
1497 	sata_cmd.ncqtag_atap_dir_m_dad |= ((0x1 << 7) | (0x5 << 9));
1498 	memcpy(&sata_cmd.sata_fis, &fis, sizeof(struct host_to_dev_fis));
1499 
1500 	res = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd, 0);
1501 	if (res) {
1502 		sas_free_task(task);
1503 		pm8001_tag_free(pm8001_ha, ccb_tag);
1504 		kfree(dev);
1505 	}
1506 }
1507 
1508 /**
1509  * mpi_ssp_completion- process the event that FW response to the SSP request.
1510  * @pm8001_ha: our hba card information
1511  * @piomb: the message contents of this outbound message.
1512  *
1513  * When FW has completed a ssp request for example a IO request, after it has
1514  * filled the SG data with the data, it will trigger this event represent
1515  * that he has finished the job,please check the coresponding buffer.
1516  * So we will tell the caller who maybe waiting the result to tell upper layer
1517  * that the task has been finished.
1518  */
1519 static void
1520 mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb)
1521 {
1522 	struct sas_task *t;
1523 	struct pm8001_ccb_info *ccb;
1524 	unsigned long flags;
1525 	u32 status;
1526 	u32 param;
1527 	u32 tag;
1528 	struct ssp_completion_resp *psspPayload;
1529 	struct task_status_struct *ts;
1530 	struct ssp_response_iu *iu;
1531 	struct pm8001_device *pm8001_dev;
1532 	psspPayload = (struct ssp_completion_resp *)(piomb + 4);
1533 	status = le32_to_cpu(psspPayload->status);
1534 	tag = le32_to_cpu(psspPayload->tag);
1535 	ccb = &pm8001_ha->ccb_info[tag];
1536 	if ((status == IO_ABORTED) && ccb->open_retry) {
1537 		/* Being completed by another */
1538 		ccb->open_retry = 0;
1539 		return;
1540 	}
1541 	pm8001_dev = ccb->device;
1542 	param = le32_to_cpu(psspPayload->param);
1543 	t = ccb->task;
1544 
1545 	if (status && status != IO_UNDERFLOW)
1546 		PM8001_FAIL_DBG(pm8001_ha,
1547 			pm8001_printk("sas IO status 0x%x\n", status));
1548 	if (unlikely(!t || !t->lldd_task || !t->dev))
1549 		return;
1550 	ts = &t->task_status;
1551 	/* Print sas address of IO failed device */
1552 	if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) &&
1553 		(status != IO_UNDERFLOW))
1554 		PM8001_FAIL_DBG(pm8001_ha,
1555 			pm8001_printk("SAS Address of IO Failure Drive"
1556 			":%016llx", SAS_ADDR(t->dev->sas_addr)));
1557 
1558 	switch (status) {
1559 	case IO_SUCCESS:
1560 		PM8001_IO_DBG(pm8001_ha,
1561 			pm8001_printk("IO_SUCCESS ,param = 0x%x\n",
1562 				param));
1563 		if (param == 0) {
1564 			ts->resp = SAS_TASK_COMPLETE;
1565 			ts->stat = SAM_STAT_GOOD;
1566 		} else {
1567 			ts->resp = SAS_TASK_COMPLETE;
1568 			ts->stat = SAS_PROTO_RESPONSE;
1569 			ts->residual = param;
1570 			iu = &psspPayload->ssp_resp_iu;
1571 			sas_ssp_task_response(pm8001_ha->dev, t, iu);
1572 		}
1573 		if (pm8001_dev)
1574 			pm8001_dev->running_req--;
1575 		break;
1576 	case IO_ABORTED:
1577 		PM8001_IO_DBG(pm8001_ha,
1578 			pm8001_printk("IO_ABORTED IOMB Tag\n"));
1579 		ts->resp = SAS_TASK_COMPLETE;
1580 		ts->stat = SAS_ABORTED_TASK;
1581 		break;
1582 	case IO_UNDERFLOW:
1583 		/* SSP Completion with error */
1584 		PM8001_IO_DBG(pm8001_ha,
1585 			pm8001_printk("IO_UNDERFLOW ,param = 0x%x\n",
1586 				param));
1587 		ts->resp = SAS_TASK_COMPLETE;
1588 		ts->stat = SAS_DATA_UNDERRUN;
1589 		ts->residual = param;
1590 		if (pm8001_dev)
1591 			pm8001_dev->running_req--;
1592 		break;
1593 	case IO_NO_DEVICE:
1594 		PM8001_IO_DBG(pm8001_ha,
1595 			pm8001_printk("IO_NO_DEVICE\n"));
1596 		ts->resp = SAS_TASK_UNDELIVERED;
1597 		ts->stat = SAS_PHY_DOWN;
1598 		break;
1599 	case IO_XFER_ERROR_BREAK:
1600 		PM8001_IO_DBG(pm8001_ha,
1601 			pm8001_printk("IO_XFER_ERROR_BREAK\n"));
1602 		ts->resp = SAS_TASK_COMPLETE;
1603 		ts->stat = SAS_OPEN_REJECT;
1604 		/* Force the midlayer to retry */
1605 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1606 		break;
1607 	case IO_XFER_ERROR_PHY_NOT_READY:
1608 		PM8001_IO_DBG(pm8001_ha,
1609 			pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
1610 		ts->resp = SAS_TASK_COMPLETE;
1611 		ts->stat = SAS_OPEN_REJECT;
1612 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1613 		break;
1614 	case IO_XFER_ERROR_INVALID_SSP_RSP_FRAME:
1615 		PM8001_IO_DBG(pm8001_ha,
1616 			pm8001_printk("IO_XFER_ERROR_INVALID_SSP_RSP_FRAME\n"));
1617 		ts->resp = SAS_TASK_COMPLETE;
1618 		ts->stat = SAS_OPEN_REJECT;
1619 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1620 		break;
1621 	case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
1622 		PM8001_IO_DBG(pm8001_ha,
1623 		pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
1624 		ts->resp = SAS_TASK_COMPLETE;
1625 		ts->stat = SAS_OPEN_REJECT;
1626 		ts->open_rej_reason = SAS_OREJ_EPROTO;
1627 		break;
1628 	case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
1629 		PM8001_IO_DBG(pm8001_ha,
1630 			pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
1631 		ts->resp = SAS_TASK_COMPLETE;
1632 		ts->stat = SAS_OPEN_REJECT;
1633 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1634 		break;
1635 	case IO_OPEN_CNX_ERROR_BREAK:
1636 		PM8001_IO_DBG(pm8001_ha,
1637 			pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
1638 		ts->resp = SAS_TASK_COMPLETE;
1639 		ts->stat = SAS_OPEN_REJECT;
1640 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1641 		break;
1642 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
1643 	case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
1644 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
1645 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
1646 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
1647 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
1648 		PM8001_IO_DBG(pm8001_ha,
1649 			pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
1650 		ts->resp = SAS_TASK_COMPLETE;
1651 		ts->stat = SAS_OPEN_REJECT;
1652 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1653 		if (!t->uldd_task)
1654 			pm8001_handle_event(pm8001_ha,
1655 				pm8001_dev,
1656 				IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
1657 		break;
1658 	case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
1659 		PM8001_IO_DBG(pm8001_ha,
1660 			pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
1661 		ts->resp = SAS_TASK_COMPLETE;
1662 		ts->stat = SAS_OPEN_REJECT;
1663 		ts->open_rej_reason = SAS_OREJ_BAD_DEST;
1664 		break;
1665 	case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
1666 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
1667 			"IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"));
1668 		ts->resp = SAS_TASK_COMPLETE;
1669 		ts->stat = SAS_OPEN_REJECT;
1670 		ts->open_rej_reason = SAS_OREJ_CONN_RATE;
1671 		break;
1672 	case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
1673 		PM8001_IO_DBG(pm8001_ha,
1674 			pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
1675 		ts->resp = SAS_TASK_UNDELIVERED;
1676 		ts->stat = SAS_OPEN_REJECT;
1677 		ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
1678 		break;
1679 	case IO_XFER_ERROR_NAK_RECEIVED:
1680 		PM8001_IO_DBG(pm8001_ha,
1681 			pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
1682 		ts->resp = SAS_TASK_COMPLETE;
1683 		ts->stat = SAS_OPEN_REJECT;
1684 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1685 		break;
1686 	case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
1687 		PM8001_IO_DBG(pm8001_ha,
1688 			pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
1689 		ts->resp = SAS_TASK_COMPLETE;
1690 		ts->stat = SAS_NAK_R_ERR;
1691 		break;
1692 	case IO_XFER_ERROR_DMA:
1693 		PM8001_IO_DBG(pm8001_ha,
1694 		pm8001_printk("IO_XFER_ERROR_DMA\n"));
1695 		ts->resp = SAS_TASK_COMPLETE;
1696 		ts->stat = SAS_OPEN_REJECT;
1697 		break;
1698 	case IO_XFER_OPEN_RETRY_TIMEOUT:
1699 		PM8001_IO_DBG(pm8001_ha,
1700 			pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
1701 		ts->resp = SAS_TASK_COMPLETE;
1702 		ts->stat = SAS_OPEN_REJECT;
1703 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1704 		break;
1705 	case IO_XFER_ERROR_OFFSET_MISMATCH:
1706 		PM8001_IO_DBG(pm8001_ha,
1707 			pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
1708 		ts->resp = SAS_TASK_COMPLETE;
1709 		ts->stat = SAS_OPEN_REJECT;
1710 		break;
1711 	case IO_PORT_IN_RESET:
1712 		PM8001_IO_DBG(pm8001_ha,
1713 			pm8001_printk("IO_PORT_IN_RESET\n"));
1714 		ts->resp = SAS_TASK_COMPLETE;
1715 		ts->stat = SAS_OPEN_REJECT;
1716 		break;
1717 	case IO_DS_NON_OPERATIONAL:
1718 		PM8001_IO_DBG(pm8001_ha,
1719 			pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
1720 		ts->resp = SAS_TASK_COMPLETE;
1721 		ts->stat = SAS_OPEN_REJECT;
1722 		if (!t->uldd_task)
1723 			pm8001_handle_event(pm8001_ha,
1724 				pm8001_dev,
1725 				IO_DS_NON_OPERATIONAL);
1726 		break;
1727 	case IO_DS_IN_RECOVERY:
1728 		PM8001_IO_DBG(pm8001_ha,
1729 			pm8001_printk("IO_DS_IN_RECOVERY\n"));
1730 		ts->resp = SAS_TASK_COMPLETE;
1731 		ts->stat = SAS_OPEN_REJECT;
1732 		break;
1733 	case IO_TM_TAG_NOT_FOUND:
1734 		PM8001_IO_DBG(pm8001_ha,
1735 			pm8001_printk("IO_TM_TAG_NOT_FOUND\n"));
1736 		ts->resp = SAS_TASK_COMPLETE;
1737 		ts->stat = SAS_OPEN_REJECT;
1738 		break;
1739 	case IO_SSP_EXT_IU_ZERO_LEN_ERROR:
1740 		PM8001_IO_DBG(pm8001_ha,
1741 			pm8001_printk("IO_SSP_EXT_IU_ZERO_LEN_ERROR\n"));
1742 		ts->resp = SAS_TASK_COMPLETE;
1743 		ts->stat = SAS_OPEN_REJECT;
1744 		break;
1745 	case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
1746 		PM8001_IO_DBG(pm8001_ha,
1747 			pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
1748 		ts->resp = SAS_TASK_COMPLETE;
1749 		ts->stat = SAS_OPEN_REJECT;
1750 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1751 		break;
1752 	default:
1753 		PM8001_IO_DBG(pm8001_ha,
1754 			pm8001_printk("Unknown status 0x%x\n", status));
1755 		/* not allowed case. Therefore, return failed status */
1756 		ts->resp = SAS_TASK_COMPLETE;
1757 		ts->stat = SAS_OPEN_REJECT;
1758 		break;
1759 	}
1760 	PM8001_IO_DBG(pm8001_ha,
1761 		pm8001_printk("scsi_status = 0x%x\n ",
1762 		psspPayload->ssp_resp_iu.status));
1763 	spin_lock_irqsave(&t->task_state_lock, flags);
1764 	t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
1765 	t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
1766 	t->task_state_flags |= SAS_TASK_STATE_DONE;
1767 	if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
1768 		spin_unlock_irqrestore(&t->task_state_lock, flags);
1769 		PM8001_FAIL_DBG(pm8001_ha, pm8001_printk(
1770 			"task 0x%p done with io_status 0x%x resp 0x%x "
1771 			"stat 0x%x but aborted by upper layer!\n",
1772 			t, status, ts->resp, ts->stat));
1773 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1774 	} else {
1775 		spin_unlock_irqrestore(&t->task_state_lock, flags);
1776 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1777 		mb();/* in order to force CPU ordering */
1778 		t->task_done(t);
1779 	}
1780 }
1781 
1782 /*See the comments for mpi_ssp_completion */
1783 static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
1784 {
1785 	struct sas_task *t;
1786 	unsigned long flags;
1787 	struct task_status_struct *ts;
1788 	struct pm8001_ccb_info *ccb;
1789 	struct pm8001_device *pm8001_dev;
1790 	struct ssp_event_resp *psspPayload =
1791 		(struct ssp_event_resp *)(piomb + 4);
1792 	u32 event = le32_to_cpu(psspPayload->event);
1793 	u32 tag = le32_to_cpu(psspPayload->tag);
1794 	u32 port_id = le32_to_cpu(psspPayload->port_id);
1795 
1796 	ccb = &pm8001_ha->ccb_info[tag];
1797 	t = ccb->task;
1798 	pm8001_dev = ccb->device;
1799 	if (event)
1800 		PM8001_FAIL_DBG(pm8001_ha,
1801 			pm8001_printk("sas IO status 0x%x\n", event));
1802 	if (unlikely(!t || !t->lldd_task || !t->dev))
1803 		return;
1804 	ts = &t->task_status;
1805 	PM8001_IO_DBG(pm8001_ha,
1806 		pm8001_printk("port_id:0x%x, tag:0x%x, event:0x%x\n",
1807 				port_id, tag, event));
1808 	switch (event) {
1809 	case IO_OVERFLOW:
1810 		PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n");)
1811 		ts->resp = SAS_TASK_COMPLETE;
1812 		ts->stat = SAS_DATA_OVERRUN;
1813 		ts->residual = 0;
1814 		if (pm8001_dev)
1815 			pm8001_dev->running_req--;
1816 		break;
1817 	case IO_XFER_ERROR_BREAK:
1818 		PM8001_IO_DBG(pm8001_ha,
1819 			pm8001_printk("IO_XFER_ERROR_BREAK\n"));
1820 		pm8001_handle_event(pm8001_ha, t, IO_XFER_ERROR_BREAK);
1821 		return;
1822 	case IO_XFER_ERROR_PHY_NOT_READY:
1823 		PM8001_IO_DBG(pm8001_ha,
1824 			pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
1825 		ts->resp = SAS_TASK_COMPLETE;
1826 		ts->stat = SAS_OPEN_REJECT;
1827 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1828 		break;
1829 	case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
1830 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
1831 			"IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
1832 		ts->resp = SAS_TASK_COMPLETE;
1833 		ts->stat = SAS_OPEN_REJECT;
1834 		ts->open_rej_reason = SAS_OREJ_EPROTO;
1835 		break;
1836 	case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
1837 		PM8001_IO_DBG(pm8001_ha,
1838 			pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
1839 		ts->resp = SAS_TASK_COMPLETE;
1840 		ts->stat = SAS_OPEN_REJECT;
1841 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1842 		break;
1843 	case IO_OPEN_CNX_ERROR_BREAK:
1844 		PM8001_IO_DBG(pm8001_ha,
1845 			pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
1846 		ts->resp = SAS_TASK_COMPLETE;
1847 		ts->stat = SAS_OPEN_REJECT;
1848 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1849 		break;
1850 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
1851 	case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
1852 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
1853 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
1854 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
1855 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
1856 		PM8001_IO_DBG(pm8001_ha,
1857 			pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
1858 		ts->resp = SAS_TASK_COMPLETE;
1859 		ts->stat = SAS_OPEN_REJECT;
1860 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1861 		if (!t->uldd_task)
1862 			pm8001_handle_event(pm8001_ha,
1863 				pm8001_dev,
1864 				IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
1865 		break;
1866 	case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
1867 		PM8001_IO_DBG(pm8001_ha,
1868 			pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
1869 		ts->resp = SAS_TASK_COMPLETE;
1870 		ts->stat = SAS_OPEN_REJECT;
1871 		ts->open_rej_reason = SAS_OREJ_BAD_DEST;
1872 		break;
1873 	case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
1874 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
1875 			"IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"));
1876 		ts->resp = SAS_TASK_COMPLETE;
1877 		ts->stat = SAS_OPEN_REJECT;
1878 		ts->open_rej_reason = SAS_OREJ_CONN_RATE;
1879 		break;
1880 	case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
1881 		PM8001_IO_DBG(pm8001_ha,
1882 			pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
1883 		ts->resp = SAS_TASK_COMPLETE;
1884 		ts->stat = SAS_OPEN_REJECT;
1885 		ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
1886 		break;
1887 	case IO_XFER_ERROR_NAK_RECEIVED:
1888 		PM8001_IO_DBG(pm8001_ha,
1889 			pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
1890 		ts->resp = SAS_TASK_COMPLETE;
1891 		ts->stat = SAS_OPEN_REJECT;
1892 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1893 		break;
1894 	case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
1895 		PM8001_IO_DBG(pm8001_ha,
1896 			pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
1897 		ts->resp = SAS_TASK_COMPLETE;
1898 		ts->stat = SAS_NAK_R_ERR;
1899 		break;
1900 	case IO_XFER_OPEN_RETRY_TIMEOUT:
1901 		PM8001_IO_DBG(pm8001_ha,
1902 			pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
1903 		pm8001_handle_event(pm8001_ha, t, IO_XFER_OPEN_RETRY_TIMEOUT);
1904 		return;
1905 	case IO_XFER_ERROR_UNEXPECTED_PHASE:
1906 		PM8001_IO_DBG(pm8001_ha,
1907 			pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n"));
1908 		ts->resp = SAS_TASK_COMPLETE;
1909 		ts->stat = SAS_DATA_OVERRUN;
1910 		break;
1911 	case IO_XFER_ERROR_XFER_RDY_OVERRUN:
1912 		PM8001_IO_DBG(pm8001_ha,
1913 			pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n"));
1914 		ts->resp = SAS_TASK_COMPLETE;
1915 		ts->stat = SAS_DATA_OVERRUN;
1916 		break;
1917 	case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
1918 		PM8001_IO_DBG(pm8001_ha,
1919 			pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"));
1920 		ts->resp = SAS_TASK_COMPLETE;
1921 		ts->stat = SAS_DATA_OVERRUN;
1922 		break;
1923 	case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT:
1924 		PM8001_IO_DBG(pm8001_ha,
1925 		pm8001_printk("IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n"));
1926 		ts->resp = SAS_TASK_COMPLETE;
1927 		ts->stat = SAS_DATA_OVERRUN;
1928 		break;
1929 	case IO_XFER_ERROR_OFFSET_MISMATCH:
1930 		PM8001_IO_DBG(pm8001_ha,
1931 			pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
1932 		ts->resp = SAS_TASK_COMPLETE;
1933 		ts->stat = SAS_DATA_OVERRUN;
1934 		break;
1935 	case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
1936 		PM8001_IO_DBG(pm8001_ha,
1937 			pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"));
1938 		ts->resp = SAS_TASK_COMPLETE;
1939 		ts->stat = SAS_DATA_OVERRUN;
1940 		break;
1941 	case IO_XFER_ERROR_INTERNAL_CRC_ERROR:
1942 		PM8001_IO_DBG(pm8001_ha,
1943 			pm8001_printk("IO_XFR_ERROR_INTERNAL_CRC_ERROR\n"));
1944 		/* TBC: used default set values */
1945 		ts->resp = SAS_TASK_COMPLETE;
1946 		ts->stat = SAS_DATA_OVERRUN;
1947 		break;
1948 	case IO_XFER_CMD_FRAME_ISSUED:
1949 		PM8001_IO_DBG(pm8001_ha,
1950 			pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n"));
1951 		return;
1952 	default:
1953 		PM8001_IO_DBG(pm8001_ha,
1954 			pm8001_printk("Unknown status 0x%x\n", event));
1955 		/* not allowed case. Therefore, return failed status */
1956 		ts->resp = SAS_TASK_COMPLETE;
1957 		ts->stat = SAS_DATA_OVERRUN;
1958 		break;
1959 	}
1960 	spin_lock_irqsave(&t->task_state_lock, flags);
1961 	t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
1962 	t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
1963 	t->task_state_flags |= SAS_TASK_STATE_DONE;
1964 	if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
1965 		spin_unlock_irqrestore(&t->task_state_lock, flags);
1966 		PM8001_FAIL_DBG(pm8001_ha, pm8001_printk(
1967 			"task 0x%p done with event 0x%x resp 0x%x "
1968 			"stat 0x%x but aborted by upper layer!\n",
1969 			t, event, ts->resp, ts->stat));
1970 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1971 	} else {
1972 		spin_unlock_irqrestore(&t->task_state_lock, flags);
1973 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
1974 		mb();/* in order to force CPU ordering */
1975 		t->task_done(t);
1976 	}
1977 }
1978 
1979 /*See the comments for mpi_ssp_completion */
1980 static void
1981 mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
1982 {
1983 	struct sas_task *t;
1984 	struct pm8001_ccb_info *ccb;
1985 	u32 param;
1986 	u32 status;
1987 	u32 tag;
1988 	int i, j;
1989 	u8 sata_addr_low[4];
1990 	u32 temp_sata_addr_low, temp_sata_addr_hi;
1991 	u8 sata_addr_hi[4];
1992 	struct sata_completion_resp *psataPayload;
1993 	struct task_status_struct *ts;
1994 	struct ata_task_resp *resp ;
1995 	u32 *sata_resp;
1996 	struct pm8001_device *pm8001_dev;
1997 	unsigned long flags;
1998 
1999 	psataPayload = (struct sata_completion_resp *)(piomb + 4);
2000 	status = le32_to_cpu(psataPayload->status);
2001 	tag = le32_to_cpu(psataPayload->tag);
2002 
2003 	if (!tag) {
2004 		PM8001_FAIL_DBG(pm8001_ha,
2005 			pm8001_printk("tag null\n"));
2006 		return;
2007 	}
2008 	ccb = &pm8001_ha->ccb_info[tag];
2009 	param = le32_to_cpu(psataPayload->param);
2010 	if (ccb) {
2011 		t = ccb->task;
2012 		pm8001_dev = ccb->device;
2013 	} else {
2014 		PM8001_FAIL_DBG(pm8001_ha,
2015 			pm8001_printk("ccb null\n"));
2016 		return;
2017 	}
2018 
2019 	if (t) {
2020 		if (t->dev && (t->dev->lldd_dev))
2021 			pm8001_dev = t->dev->lldd_dev;
2022 	} else {
2023 		PM8001_FAIL_DBG(pm8001_ha,
2024 			pm8001_printk("task null\n"));
2025 		return;
2026 	}
2027 
2028 	if ((pm8001_dev && !(pm8001_dev->id & NCQ_READ_LOG_FLAG))
2029 		&& unlikely(!t || !t->lldd_task || !t->dev)) {
2030 		PM8001_FAIL_DBG(pm8001_ha,
2031 			pm8001_printk("task or dev null\n"));
2032 		return;
2033 	}
2034 
2035 	ts = &t->task_status;
2036 	if (!ts) {
2037 		PM8001_FAIL_DBG(pm8001_ha,
2038 			pm8001_printk("ts null\n"));
2039 		return;
2040 	}
2041 	/* Print sas address of IO failed device */
2042 	if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) &&
2043 		(status != IO_UNDERFLOW)) {
2044 		if (!((t->dev->parent) &&
2045 			(DEV_IS_EXPANDER(t->dev->parent->dev_type)))) {
2046 			for (i = 0 , j = 4; i <= 3 && j <= 7; i++ , j++)
2047 				sata_addr_low[i] = pm8001_ha->sas_addr[j];
2048 			for (i = 0 , j = 0; i <= 3 && j <= 3; i++ , j++)
2049 				sata_addr_hi[i] = pm8001_ha->sas_addr[j];
2050 			memcpy(&temp_sata_addr_low, sata_addr_low,
2051 				sizeof(sata_addr_low));
2052 			memcpy(&temp_sata_addr_hi, sata_addr_hi,
2053 				sizeof(sata_addr_hi));
2054 			temp_sata_addr_hi = (((temp_sata_addr_hi >> 24) & 0xff)
2055 						|((temp_sata_addr_hi << 8) &
2056 						0xff0000) |
2057 						((temp_sata_addr_hi >> 8)
2058 						& 0xff00) |
2059 						((temp_sata_addr_hi << 24) &
2060 						0xff000000));
2061 			temp_sata_addr_low = ((((temp_sata_addr_low >> 24)
2062 						& 0xff) |
2063 						((temp_sata_addr_low << 8)
2064 						& 0xff0000) |
2065 						((temp_sata_addr_low >> 8)
2066 						& 0xff00) |
2067 						((temp_sata_addr_low << 24)
2068 						& 0xff000000)) +
2069 						pm8001_dev->attached_phy +
2070 						0x10);
2071 			PM8001_FAIL_DBG(pm8001_ha,
2072 				pm8001_printk("SAS Address of IO Failure Drive:"
2073 				"%08x%08x", temp_sata_addr_hi,
2074 					temp_sata_addr_low));
2075 
2076 		} else {
2077 			PM8001_FAIL_DBG(pm8001_ha,
2078 				pm8001_printk("SAS Address of IO Failure Drive:"
2079 				"%016llx", SAS_ADDR(t->dev->sas_addr)));
2080 		}
2081 	}
2082 	switch (status) {
2083 	case IO_SUCCESS:
2084 		PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
2085 		if (param == 0) {
2086 			ts->resp = SAS_TASK_COMPLETE;
2087 			ts->stat = SAM_STAT_GOOD;
2088 			/* check if response is for SEND READ LOG */
2089 			if (pm8001_dev &&
2090 				(pm8001_dev->id & NCQ_READ_LOG_FLAG)) {
2091 				/* set new bit for abort_all */
2092 				pm8001_dev->id |= NCQ_ABORT_ALL_FLAG;
2093 				/* clear bit for read log */
2094 				pm8001_dev->id = pm8001_dev->id & 0x7FFFFFFF;
2095 				pm80xx_send_abort_all(pm8001_ha, pm8001_dev);
2096 				/* Free the tag */
2097 				pm8001_tag_free(pm8001_ha, tag);
2098 				sas_free_task(t);
2099 				return;
2100 			}
2101 		} else {
2102 			u8 len;
2103 			ts->resp = SAS_TASK_COMPLETE;
2104 			ts->stat = SAS_PROTO_RESPONSE;
2105 			ts->residual = param;
2106 			PM8001_IO_DBG(pm8001_ha,
2107 				pm8001_printk("SAS_PROTO_RESPONSE len = %d\n",
2108 				param));
2109 			sata_resp = &psataPayload->sata_resp[0];
2110 			resp = (struct ata_task_resp *)ts->buf;
2111 			if (t->ata_task.dma_xfer == 0 &&
2112 			t->data_dir == PCI_DMA_FROMDEVICE) {
2113 				len = sizeof(struct pio_setup_fis);
2114 				PM8001_IO_DBG(pm8001_ha,
2115 				pm8001_printk("PIO read len = %d\n", len));
2116 			} else if (t->ata_task.use_ncq) {
2117 				len = sizeof(struct set_dev_bits_fis);
2118 				PM8001_IO_DBG(pm8001_ha,
2119 					pm8001_printk("FPDMA len = %d\n", len));
2120 			} else {
2121 				len = sizeof(struct dev_to_host_fis);
2122 				PM8001_IO_DBG(pm8001_ha,
2123 				pm8001_printk("other len = %d\n", len));
2124 			}
2125 			if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) {
2126 				resp->frame_len = len;
2127 				memcpy(&resp->ending_fis[0], sata_resp, len);
2128 				ts->buf_valid_size = sizeof(*resp);
2129 			} else
2130 				PM8001_IO_DBG(pm8001_ha,
2131 					pm8001_printk("response to large\n"));
2132 		}
2133 		if (pm8001_dev)
2134 			pm8001_dev->running_req--;
2135 		break;
2136 	case IO_ABORTED:
2137 		PM8001_IO_DBG(pm8001_ha,
2138 			pm8001_printk("IO_ABORTED IOMB Tag\n"));
2139 		ts->resp = SAS_TASK_COMPLETE;
2140 		ts->stat = SAS_ABORTED_TASK;
2141 		if (pm8001_dev)
2142 			pm8001_dev->running_req--;
2143 		break;
2144 		/* following cases are to do cases */
2145 	case IO_UNDERFLOW:
2146 		/* SATA Completion with error */
2147 		PM8001_IO_DBG(pm8001_ha,
2148 			pm8001_printk("IO_UNDERFLOW param = %d\n", param));
2149 		ts->resp = SAS_TASK_COMPLETE;
2150 		ts->stat = SAS_DATA_UNDERRUN;
2151 		ts->residual = param;
2152 		if (pm8001_dev)
2153 			pm8001_dev->running_req--;
2154 		break;
2155 	case IO_NO_DEVICE:
2156 		PM8001_IO_DBG(pm8001_ha,
2157 			pm8001_printk("IO_NO_DEVICE\n"));
2158 		ts->resp = SAS_TASK_UNDELIVERED;
2159 		ts->stat = SAS_PHY_DOWN;
2160 		break;
2161 	case IO_XFER_ERROR_BREAK:
2162 		PM8001_IO_DBG(pm8001_ha,
2163 			pm8001_printk("IO_XFER_ERROR_BREAK\n"));
2164 		ts->resp = SAS_TASK_COMPLETE;
2165 		ts->stat = SAS_INTERRUPTED;
2166 		break;
2167 	case IO_XFER_ERROR_PHY_NOT_READY:
2168 		PM8001_IO_DBG(pm8001_ha,
2169 			pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
2170 		ts->resp = SAS_TASK_COMPLETE;
2171 		ts->stat = SAS_OPEN_REJECT;
2172 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2173 		break;
2174 	case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2175 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
2176 			"IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
2177 		ts->resp = SAS_TASK_COMPLETE;
2178 		ts->stat = SAS_OPEN_REJECT;
2179 		ts->open_rej_reason = SAS_OREJ_EPROTO;
2180 		break;
2181 	case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2182 		PM8001_IO_DBG(pm8001_ha,
2183 			pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
2184 		ts->resp = SAS_TASK_COMPLETE;
2185 		ts->stat = SAS_OPEN_REJECT;
2186 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2187 		break;
2188 	case IO_OPEN_CNX_ERROR_BREAK:
2189 		PM8001_IO_DBG(pm8001_ha,
2190 			pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
2191 		ts->resp = SAS_TASK_COMPLETE;
2192 		ts->stat = SAS_OPEN_REJECT;
2193 		ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2194 		break;
2195 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2196 	case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
2197 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
2198 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
2199 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
2200 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
2201 		PM8001_IO_DBG(pm8001_ha,
2202 			pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
2203 		ts->resp = SAS_TASK_COMPLETE;
2204 		ts->stat = SAS_DEV_NO_RESPONSE;
2205 		if (!t->uldd_task) {
2206 			pm8001_handle_event(pm8001_ha,
2207 				pm8001_dev,
2208 				IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2209 			ts->resp = SAS_TASK_UNDELIVERED;
2210 			ts->stat = SAS_QUEUE_FULL;
2211 			pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2212 			return;
2213 		}
2214 		break;
2215 	case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2216 		PM8001_IO_DBG(pm8001_ha,
2217 			pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
2218 		ts->resp = SAS_TASK_UNDELIVERED;
2219 		ts->stat = SAS_OPEN_REJECT;
2220 		ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2221 		if (!t->uldd_task) {
2222 			pm8001_handle_event(pm8001_ha,
2223 				pm8001_dev,
2224 				IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2225 			ts->resp = SAS_TASK_UNDELIVERED;
2226 			ts->stat = SAS_QUEUE_FULL;
2227 			pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2228 			return;
2229 		}
2230 		break;
2231 	case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2232 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
2233 			"IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"));
2234 		ts->resp = SAS_TASK_COMPLETE;
2235 		ts->stat = SAS_OPEN_REJECT;
2236 		ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2237 		break;
2238 	case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
2239 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
2240 			"IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY\n"));
2241 		ts->resp = SAS_TASK_COMPLETE;
2242 		ts->stat = SAS_DEV_NO_RESPONSE;
2243 		if (!t->uldd_task) {
2244 			pm8001_handle_event(pm8001_ha,
2245 				pm8001_dev,
2246 				IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY);
2247 			ts->resp = SAS_TASK_UNDELIVERED;
2248 			ts->stat = SAS_QUEUE_FULL;
2249 			pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2250 			return;
2251 		}
2252 		break;
2253 	case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2254 		PM8001_IO_DBG(pm8001_ha,
2255 			pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
2256 		ts->resp = SAS_TASK_COMPLETE;
2257 		ts->stat = SAS_OPEN_REJECT;
2258 		ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2259 		break;
2260 	case IO_XFER_ERROR_NAK_RECEIVED:
2261 		PM8001_IO_DBG(pm8001_ha,
2262 			pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
2263 		ts->resp = SAS_TASK_COMPLETE;
2264 		ts->stat = SAS_NAK_R_ERR;
2265 		break;
2266 	case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
2267 		PM8001_IO_DBG(pm8001_ha,
2268 			pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
2269 		ts->resp = SAS_TASK_COMPLETE;
2270 		ts->stat = SAS_NAK_R_ERR;
2271 		break;
2272 	case IO_XFER_ERROR_DMA:
2273 		PM8001_IO_DBG(pm8001_ha,
2274 			pm8001_printk("IO_XFER_ERROR_DMA\n"));
2275 		ts->resp = SAS_TASK_COMPLETE;
2276 		ts->stat = SAS_ABORTED_TASK;
2277 		break;
2278 	case IO_XFER_ERROR_SATA_LINK_TIMEOUT:
2279 		PM8001_IO_DBG(pm8001_ha,
2280 			pm8001_printk("IO_XFER_ERROR_SATA_LINK_TIMEOUT\n"));
2281 		ts->resp = SAS_TASK_UNDELIVERED;
2282 		ts->stat = SAS_DEV_NO_RESPONSE;
2283 		break;
2284 	case IO_XFER_ERROR_REJECTED_NCQ_MODE:
2285 		PM8001_IO_DBG(pm8001_ha,
2286 			pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n"));
2287 		ts->resp = SAS_TASK_COMPLETE;
2288 		ts->stat = SAS_DATA_UNDERRUN;
2289 		break;
2290 	case IO_XFER_OPEN_RETRY_TIMEOUT:
2291 		PM8001_IO_DBG(pm8001_ha,
2292 			pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
2293 		ts->resp = SAS_TASK_COMPLETE;
2294 		ts->stat = SAS_OPEN_TO;
2295 		break;
2296 	case IO_PORT_IN_RESET:
2297 		PM8001_IO_DBG(pm8001_ha,
2298 			pm8001_printk("IO_PORT_IN_RESET\n"));
2299 		ts->resp = SAS_TASK_COMPLETE;
2300 		ts->stat = SAS_DEV_NO_RESPONSE;
2301 		break;
2302 	case IO_DS_NON_OPERATIONAL:
2303 		PM8001_IO_DBG(pm8001_ha,
2304 			pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
2305 		ts->resp = SAS_TASK_COMPLETE;
2306 		ts->stat = SAS_DEV_NO_RESPONSE;
2307 		if (!t->uldd_task) {
2308 			pm8001_handle_event(pm8001_ha, pm8001_dev,
2309 					IO_DS_NON_OPERATIONAL);
2310 			ts->resp = SAS_TASK_UNDELIVERED;
2311 			ts->stat = SAS_QUEUE_FULL;
2312 			pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2313 			return;
2314 		}
2315 		break;
2316 	case IO_DS_IN_RECOVERY:
2317 		PM8001_IO_DBG(pm8001_ha,
2318 			pm8001_printk("IO_DS_IN_RECOVERY\n"));
2319 		ts->resp = SAS_TASK_COMPLETE;
2320 		ts->stat = SAS_DEV_NO_RESPONSE;
2321 		break;
2322 	case IO_DS_IN_ERROR:
2323 		PM8001_IO_DBG(pm8001_ha,
2324 			pm8001_printk("IO_DS_IN_ERROR\n"));
2325 		ts->resp = SAS_TASK_COMPLETE;
2326 		ts->stat = SAS_DEV_NO_RESPONSE;
2327 		if (!t->uldd_task) {
2328 			pm8001_handle_event(pm8001_ha, pm8001_dev,
2329 					IO_DS_IN_ERROR);
2330 			ts->resp = SAS_TASK_UNDELIVERED;
2331 			ts->stat = SAS_QUEUE_FULL;
2332 			pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2333 			return;
2334 		}
2335 		break;
2336 	case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
2337 		PM8001_IO_DBG(pm8001_ha,
2338 			pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
2339 		ts->resp = SAS_TASK_COMPLETE;
2340 		ts->stat = SAS_OPEN_REJECT;
2341 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2342 		break;
2343 	default:
2344 		PM8001_IO_DBG(pm8001_ha,
2345 			pm8001_printk("Unknown status 0x%x\n", status));
2346 		/* not allowed case. Therefore, return failed status */
2347 		ts->resp = SAS_TASK_COMPLETE;
2348 		ts->stat = SAS_DEV_NO_RESPONSE;
2349 		break;
2350 	}
2351 	spin_lock_irqsave(&t->task_state_lock, flags);
2352 	t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2353 	t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2354 	t->task_state_flags |= SAS_TASK_STATE_DONE;
2355 	if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2356 		spin_unlock_irqrestore(&t->task_state_lock, flags);
2357 		PM8001_FAIL_DBG(pm8001_ha,
2358 			pm8001_printk("task 0x%p done with io_status 0x%x"
2359 			" resp 0x%x stat 0x%x but aborted by upper layer!\n",
2360 			t, status, ts->resp, ts->stat));
2361 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2362 	} else {
2363 		spin_unlock_irqrestore(&t->task_state_lock, flags);
2364 		pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2365 	}
2366 }
2367 
2368 /*See the comments for mpi_ssp_completion */
2369 static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
2370 {
2371 	struct sas_task *t;
2372 	struct task_status_struct *ts;
2373 	struct pm8001_ccb_info *ccb;
2374 	struct pm8001_device *pm8001_dev;
2375 	struct sata_event_resp *psataPayload =
2376 		(struct sata_event_resp *)(piomb + 4);
2377 	u32 event = le32_to_cpu(psataPayload->event);
2378 	u32 tag = le32_to_cpu(psataPayload->tag);
2379 	u32 port_id = le32_to_cpu(psataPayload->port_id);
2380 	u32 dev_id = le32_to_cpu(psataPayload->device_id);
2381 	unsigned long flags;
2382 
2383 	ccb = &pm8001_ha->ccb_info[tag];
2384 
2385 	if (ccb) {
2386 		t = ccb->task;
2387 		pm8001_dev = ccb->device;
2388 	} else {
2389 		PM8001_FAIL_DBG(pm8001_ha,
2390 			pm8001_printk("No CCB !!!. returning\n"));
2391 		return;
2392 	}
2393 	if (event)
2394 		PM8001_FAIL_DBG(pm8001_ha,
2395 			pm8001_printk("SATA EVENT 0x%x\n", event));
2396 
2397 	/* Check if this is NCQ error */
2398 	if (event == IO_XFER_ERROR_ABORTED_NCQ_MODE) {
2399 		/* find device using device id */
2400 		pm8001_dev = pm8001_find_dev(pm8001_ha, dev_id);
2401 		/* send read log extension */
2402 		if (pm8001_dev)
2403 			pm80xx_send_read_log(pm8001_ha, pm8001_dev);
2404 		return;
2405 	}
2406 
2407 	if (unlikely(!t || !t->lldd_task || !t->dev)) {
2408 		PM8001_FAIL_DBG(pm8001_ha,
2409 			pm8001_printk("task or dev null\n"));
2410 		return;
2411 	}
2412 
2413 	ts = &t->task_status;
2414 	PM8001_IO_DBG(pm8001_ha,
2415 		pm8001_printk("port_id:0x%x, tag:0x%x, event:0x%x\n",
2416 				port_id, tag, event));
2417 	switch (event) {
2418 	case IO_OVERFLOW:
2419 		PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n"));
2420 		ts->resp = SAS_TASK_COMPLETE;
2421 		ts->stat = SAS_DATA_OVERRUN;
2422 		ts->residual = 0;
2423 		if (pm8001_dev)
2424 			pm8001_dev->running_req--;
2425 		break;
2426 	case IO_XFER_ERROR_BREAK:
2427 		PM8001_IO_DBG(pm8001_ha,
2428 			pm8001_printk("IO_XFER_ERROR_BREAK\n"));
2429 		ts->resp = SAS_TASK_COMPLETE;
2430 		ts->stat = SAS_INTERRUPTED;
2431 		break;
2432 	case IO_XFER_ERROR_PHY_NOT_READY:
2433 		PM8001_IO_DBG(pm8001_ha,
2434 			pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
2435 		ts->resp = SAS_TASK_COMPLETE;
2436 		ts->stat = SAS_OPEN_REJECT;
2437 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2438 		break;
2439 	case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2440 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
2441 			"IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
2442 		ts->resp = SAS_TASK_COMPLETE;
2443 		ts->stat = SAS_OPEN_REJECT;
2444 		ts->open_rej_reason = SAS_OREJ_EPROTO;
2445 		break;
2446 	case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2447 		PM8001_IO_DBG(pm8001_ha,
2448 			pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
2449 		ts->resp = SAS_TASK_COMPLETE;
2450 		ts->stat = SAS_OPEN_REJECT;
2451 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2452 		break;
2453 	case IO_OPEN_CNX_ERROR_BREAK:
2454 		PM8001_IO_DBG(pm8001_ha,
2455 			pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
2456 		ts->resp = SAS_TASK_COMPLETE;
2457 		ts->stat = SAS_OPEN_REJECT;
2458 		ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2459 		break;
2460 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2461 	case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
2462 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
2463 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
2464 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
2465 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
2466 		PM8001_FAIL_DBG(pm8001_ha,
2467 			pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
2468 		ts->resp = SAS_TASK_UNDELIVERED;
2469 		ts->stat = SAS_DEV_NO_RESPONSE;
2470 		if (!t->uldd_task) {
2471 			pm8001_handle_event(pm8001_ha,
2472 				pm8001_dev,
2473 				IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2474 			ts->resp = SAS_TASK_COMPLETE;
2475 			ts->stat = SAS_QUEUE_FULL;
2476 			pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2477 			return;
2478 		}
2479 		break;
2480 	case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2481 		PM8001_IO_DBG(pm8001_ha,
2482 			pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
2483 		ts->resp = SAS_TASK_UNDELIVERED;
2484 		ts->stat = SAS_OPEN_REJECT;
2485 		ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2486 		break;
2487 	case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2488 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
2489 			"IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"));
2490 		ts->resp = SAS_TASK_COMPLETE;
2491 		ts->stat = SAS_OPEN_REJECT;
2492 		ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2493 		break;
2494 	case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2495 		PM8001_IO_DBG(pm8001_ha,
2496 			pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
2497 		ts->resp = SAS_TASK_COMPLETE;
2498 		ts->stat = SAS_OPEN_REJECT;
2499 		ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2500 		break;
2501 	case IO_XFER_ERROR_NAK_RECEIVED:
2502 		PM8001_IO_DBG(pm8001_ha,
2503 			pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
2504 		ts->resp = SAS_TASK_COMPLETE;
2505 		ts->stat = SAS_NAK_R_ERR;
2506 		break;
2507 	case IO_XFER_ERROR_PEER_ABORTED:
2508 		PM8001_IO_DBG(pm8001_ha,
2509 			pm8001_printk("IO_XFER_ERROR_PEER_ABORTED\n"));
2510 		ts->resp = SAS_TASK_COMPLETE;
2511 		ts->stat = SAS_NAK_R_ERR;
2512 		break;
2513 	case IO_XFER_ERROR_REJECTED_NCQ_MODE:
2514 		PM8001_IO_DBG(pm8001_ha,
2515 			pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n"));
2516 		ts->resp = SAS_TASK_COMPLETE;
2517 		ts->stat = SAS_DATA_UNDERRUN;
2518 		break;
2519 	case IO_XFER_OPEN_RETRY_TIMEOUT:
2520 		PM8001_IO_DBG(pm8001_ha,
2521 			pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
2522 		ts->resp = SAS_TASK_COMPLETE;
2523 		ts->stat = SAS_OPEN_TO;
2524 		break;
2525 	case IO_XFER_ERROR_UNEXPECTED_PHASE:
2526 		PM8001_IO_DBG(pm8001_ha,
2527 			pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n"));
2528 		ts->resp = SAS_TASK_COMPLETE;
2529 		ts->stat = SAS_OPEN_TO;
2530 		break;
2531 	case IO_XFER_ERROR_XFER_RDY_OVERRUN:
2532 		PM8001_IO_DBG(pm8001_ha,
2533 			pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n"));
2534 		ts->resp = SAS_TASK_COMPLETE;
2535 		ts->stat = SAS_OPEN_TO;
2536 		break;
2537 	case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
2538 		PM8001_IO_DBG(pm8001_ha,
2539 			pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"));
2540 		ts->resp = SAS_TASK_COMPLETE;
2541 		ts->stat = SAS_OPEN_TO;
2542 		break;
2543 	case IO_XFER_ERROR_OFFSET_MISMATCH:
2544 		PM8001_IO_DBG(pm8001_ha,
2545 			pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
2546 		ts->resp = SAS_TASK_COMPLETE;
2547 		ts->stat = SAS_OPEN_TO;
2548 		break;
2549 	case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
2550 		PM8001_IO_DBG(pm8001_ha,
2551 			pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"));
2552 		ts->resp = SAS_TASK_COMPLETE;
2553 		ts->stat = SAS_OPEN_TO;
2554 		break;
2555 	case IO_XFER_CMD_FRAME_ISSUED:
2556 		PM8001_IO_DBG(pm8001_ha,
2557 			pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n"));
2558 		break;
2559 	case IO_XFER_PIO_SETUP_ERROR:
2560 		PM8001_IO_DBG(pm8001_ha,
2561 			pm8001_printk("IO_XFER_PIO_SETUP_ERROR\n"));
2562 		ts->resp = SAS_TASK_COMPLETE;
2563 		ts->stat = SAS_OPEN_TO;
2564 		break;
2565 	case IO_XFER_ERROR_INTERNAL_CRC_ERROR:
2566 		PM8001_FAIL_DBG(pm8001_ha,
2567 			pm8001_printk("IO_XFR_ERROR_INTERNAL_CRC_ERROR\n"));
2568 		/* TBC: used default set values */
2569 		ts->resp = SAS_TASK_COMPLETE;
2570 		ts->stat = SAS_OPEN_TO;
2571 		break;
2572 	case IO_XFER_DMA_ACTIVATE_TIMEOUT:
2573 		PM8001_FAIL_DBG(pm8001_ha,
2574 			pm8001_printk("IO_XFR_DMA_ACTIVATE_TIMEOUT\n"));
2575 		/* TBC: used default set values */
2576 		ts->resp = SAS_TASK_COMPLETE;
2577 		ts->stat = SAS_OPEN_TO;
2578 		break;
2579 	default:
2580 		PM8001_IO_DBG(pm8001_ha,
2581 			pm8001_printk("Unknown status 0x%x\n", event));
2582 		/* not allowed case. Therefore, return failed status */
2583 		ts->resp = SAS_TASK_COMPLETE;
2584 		ts->stat = SAS_OPEN_TO;
2585 		break;
2586 	}
2587 	spin_lock_irqsave(&t->task_state_lock, flags);
2588 	t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2589 	t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2590 	t->task_state_flags |= SAS_TASK_STATE_DONE;
2591 	if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2592 		spin_unlock_irqrestore(&t->task_state_lock, flags);
2593 		PM8001_FAIL_DBG(pm8001_ha,
2594 			pm8001_printk("task 0x%p done with io_status 0x%x"
2595 			" resp 0x%x stat 0x%x but aborted by upper layer!\n",
2596 			t, event, ts->resp, ts->stat));
2597 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2598 	} else {
2599 		spin_unlock_irqrestore(&t->task_state_lock, flags);
2600 		pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
2601 	}
2602 }
2603 
2604 /*See the comments for mpi_ssp_completion */
2605 static void
2606 mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
2607 {
2608 	u32 param, i;
2609 	struct sas_task *t;
2610 	struct pm8001_ccb_info *ccb;
2611 	unsigned long flags;
2612 	u32 status;
2613 	u32 tag;
2614 	struct smp_completion_resp *psmpPayload;
2615 	struct task_status_struct *ts;
2616 	struct pm8001_device *pm8001_dev;
2617 	char *pdma_respaddr = NULL;
2618 
2619 	psmpPayload = (struct smp_completion_resp *)(piomb + 4);
2620 	status = le32_to_cpu(psmpPayload->status);
2621 	tag = le32_to_cpu(psmpPayload->tag);
2622 
2623 	ccb = &pm8001_ha->ccb_info[tag];
2624 	param = le32_to_cpu(psmpPayload->param);
2625 	t = ccb->task;
2626 	ts = &t->task_status;
2627 	pm8001_dev = ccb->device;
2628 	if (status)
2629 		PM8001_FAIL_DBG(pm8001_ha,
2630 			pm8001_printk("smp IO status 0x%x\n", status));
2631 	if (unlikely(!t || !t->lldd_task || !t->dev))
2632 		return;
2633 
2634 	switch (status) {
2635 
2636 	case IO_SUCCESS:
2637 		PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
2638 		ts->resp = SAS_TASK_COMPLETE;
2639 		ts->stat = SAM_STAT_GOOD;
2640 		if (pm8001_dev)
2641 			pm8001_dev->running_req--;
2642 		if (pm8001_ha->smp_exp_mode == SMP_DIRECT) {
2643 			PM8001_IO_DBG(pm8001_ha,
2644 				pm8001_printk("DIRECT RESPONSE Length:%d\n",
2645 						param));
2646 			pdma_respaddr = (char *)(phys_to_virt(cpu_to_le64
2647 						((u64)sg_dma_address
2648 						(&t->smp_task.smp_resp))));
2649 			for (i = 0; i < param; i++) {
2650 				*(pdma_respaddr+i) = psmpPayload->_r_a[i];
2651 				PM8001_IO_DBG(pm8001_ha, pm8001_printk(
2652 					"SMP Byte%d DMA data 0x%x psmp 0x%x\n",
2653 					i, *(pdma_respaddr+i),
2654 					psmpPayload->_r_a[i]));
2655 			}
2656 		}
2657 		break;
2658 	case IO_ABORTED:
2659 		PM8001_IO_DBG(pm8001_ha,
2660 			pm8001_printk("IO_ABORTED IOMB\n"));
2661 		ts->resp = SAS_TASK_COMPLETE;
2662 		ts->stat = SAS_ABORTED_TASK;
2663 		if (pm8001_dev)
2664 			pm8001_dev->running_req--;
2665 		break;
2666 	case IO_OVERFLOW:
2667 		PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n"));
2668 		ts->resp = SAS_TASK_COMPLETE;
2669 		ts->stat = SAS_DATA_OVERRUN;
2670 		ts->residual = 0;
2671 		if (pm8001_dev)
2672 			pm8001_dev->running_req--;
2673 		break;
2674 	case IO_NO_DEVICE:
2675 		PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_NO_DEVICE\n"));
2676 		ts->resp = SAS_TASK_COMPLETE;
2677 		ts->stat = SAS_PHY_DOWN;
2678 		break;
2679 	case IO_ERROR_HW_TIMEOUT:
2680 		PM8001_IO_DBG(pm8001_ha,
2681 			pm8001_printk("IO_ERROR_HW_TIMEOUT\n"));
2682 		ts->resp = SAS_TASK_COMPLETE;
2683 		ts->stat = SAM_STAT_BUSY;
2684 		break;
2685 	case IO_XFER_ERROR_BREAK:
2686 		PM8001_IO_DBG(pm8001_ha,
2687 			pm8001_printk("IO_XFER_ERROR_BREAK\n"));
2688 		ts->resp = SAS_TASK_COMPLETE;
2689 		ts->stat = SAM_STAT_BUSY;
2690 		break;
2691 	case IO_XFER_ERROR_PHY_NOT_READY:
2692 		PM8001_IO_DBG(pm8001_ha,
2693 			pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
2694 		ts->resp = SAS_TASK_COMPLETE;
2695 		ts->stat = SAM_STAT_BUSY;
2696 		break;
2697 	case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2698 		PM8001_IO_DBG(pm8001_ha,
2699 		pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
2700 		ts->resp = SAS_TASK_COMPLETE;
2701 		ts->stat = SAS_OPEN_REJECT;
2702 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2703 		break;
2704 	case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2705 		PM8001_IO_DBG(pm8001_ha,
2706 			pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
2707 		ts->resp = SAS_TASK_COMPLETE;
2708 		ts->stat = SAS_OPEN_REJECT;
2709 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2710 		break;
2711 	case IO_OPEN_CNX_ERROR_BREAK:
2712 		PM8001_IO_DBG(pm8001_ha,
2713 			pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
2714 		ts->resp = SAS_TASK_COMPLETE;
2715 		ts->stat = SAS_OPEN_REJECT;
2716 		ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2717 		break;
2718 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2719 	case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
2720 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
2721 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
2722 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
2723 	case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
2724 		PM8001_IO_DBG(pm8001_ha,
2725 			pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
2726 		ts->resp = SAS_TASK_COMPLETE;
2727 		ts->stat = SAS_OPEN_REJECT;
2728 		ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2729 		pm8001_handle_event(pm8001_ha,
2730 				pm8001_dev,
2731 				IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2732 		break;
2733 	case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2734 		PM8001_IO_DBG(pm8001_ha,
2735 			pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
2736 		ts->resp = SAS_TASK_COMPLETE;
2737 		ts->stat = SAS_OPEN_REJECT;
2738 		ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2739 		break;
2740 	case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2741 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(\
2742 			"IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"));
2743 		ts->resp = SAS_TASK_COMPLETE;
2744 		ts->stat = SAS_OPEN_REJECT;
2745 		ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2746 		break;
2747 	case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2748 		PM8001_IO_DBG(pm8001_ha,
2749 			pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
2750 		ts->resp = SAS_TASK_COMPLETE;
2751 		ts->stat = SAS_OPEN_REJECT;
2752 		ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2753 		break;
2754 	case IO_XFER_ERROR_RX_FRAME:
2755 		PM8001_IO_DBG(pm8001_ha,
2756 			pm8001_printk("IO_XFER_ERROR_RX_FRAME\n"));
2757 		ts->resp = SAS_TASK_COMPLETE;
2758 		ts->stat = SAS_DEV_NO_RESPONSE;
2759 		break;
2760 	case IO_XFER_OPEN_RETRY_TIMEOUT:
2761 		PM8001_IO_DBG(pm8001_ha,
2762 			pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
2763 		ts->resp = SAS_TASK_COMPLETE;
2764 		ts->stat = SAS_OPEN_REJECT;
2765 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2766 		break;
2767 	case IO_ERROR_INTERNAL_SMP_RESOURCE:
2768 		PM8001_IO_DBG(pm8001_ha,
2769 			pm8001_printk("IO_ERROR_INTERNAL_SMP_RESOURCE\n"));
2770 		ts->resp = SAS_TASK_COMPLETE;
2771 		ts->stat = SAS_QUEUE_FULL;
2772 		break;
2773 	case IO_PORT_IN_RESET:
2774 		PM8001_IO_DBG(pm8001_ha,
2775 			pm8001_printk("IO_PORT_IN_RESET\n"));
2776 		ts->resp = SAS_TASK_COMPLETE;
2777 		ts->stat = SAS_OPEN_REJECT;
2778 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2779 		break;
2780 	case IO_DS_NON_OPERATIONAL:
2781 		PM8001_IO_DBG(pm8001_ha,
2782 			pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
2783 		ts->resp = SAS_TASK_COMPLETE;
2784 		ts->stat = SAS_DEV_NO_RESPONSE;
2785 		break;
2786 	case IO_DS_IN_RECOVERY:
2787 		PM8001_IO_DBG(pm8001_ha,
2788 			pm8001_printk("IO_DS_IN_RECOVERY\n"));
2789 		ts->resp = SAS_TASK_COMPLETE;
2790 		ts->stat = SAS_OPEN_REJECT;
2791 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2792 		break;
2793 	case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
2794 		PM8001_IO_DBG(pm8001_ha,
2795 			pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
2796 		ts->resp = SAS_TASK_COMPLETE;
2797 		ts->stat = SAS_OPEN_REJECT;
2798 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2799 		break;
2800 	default:
2801 		PM8001_IO_DBG(pm8001_ha,
2802 			pm8001_printk("Unknown status 0x%x\n", status));
2803 		ts->resp = SAS_TASK_COMPLETE;
2804 		ts->stat = SAS_DEV_NO_RESPONSE;
2805 		/* not allowed case. Therefore, return failed status */
2806 		break;
2807 	}
2808 	spin_lock_irqsave(&t->task_state_lock, flags);
2809 	t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2810 	t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
2811 	t->task_state_flags |= SAS_TASK_STATE_DONE;
2812 	if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2813 		spin_unlock_irqrestore(&t->task_state_lock, flags);
2814 		PM8001_FAIL_DBG(pm8001_ha, pm8001_printk(
2815 			"task 0x%p done with io_status 0x%x resp 0x%x"
2816 			"stat 0x%x but aborted by upper layer!\n",
2817 			t, status, ts->resp, ts->stat));
2818 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2819 	} else {
2820 		spin_unlock_irqrestore(&t->task_state_lock, flags);
2821 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
2822 		mb();/* in order to force CPU ordering */
2823 		t->task_done(t);
2824 	}
2825 }
2826 
2827 /**
2828  * pm80xx_hw_event_ack_req- For PM8001,some events need to acknowage to FW.
2829  * @pm8001_ha: our hba card information
2830  * @Qnum: the outbound queue message number.
2831  * @SEA: source of event to ack
2832  * @port_id: port id.
2833  * @phyId: phy id.
2834  * @param0: parameter 0.
2835  * @param1: parameter 1.
2836  */
2837 static void pm80xx_hw_event_ack_req(struct pm8001_hba_info *pm8001_ha,
2838 	u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0, u32 param1)
2839 {
2840 	struct hw_event_ack_req	 payload;
2841 	u32 opc = OPC_INB_SAS_HW_EVENT_ACK;
2842 
2843 	struct inbound_queue_table *circularQ;
2844 
2845 	memset((u8 *)&payload, 0, sizeof(payload));
2846 	circularQ = &pm8001_ha->inbnd_q_tbl[Qnum];
2847 	payload.tag = cpu_to_le32(1);
2848 	payload.phyid_sea_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) |
2849 		((phyId & 0xFF) << 24) | (port_id & 0xFF));
2850 	payload.param0 = cpu_to_le32(param0);
2851 	payload.param1 = cpu_to_le32(param1);
2852 	pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
2853 }
2854 
2855 static int pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
2856 	u32 phyId, u32 phy_op);
2857 
2858 static void hw_event_port_recover(struct pm8001_hba_info *pm8001_ha,
2859 					void *piomb)
2860 {
2861 	struct hw_event_resp *pPayload = (struct hw_event_resp *)(piomb + 4);
2862 	u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
2863 	u8 phy_id = (u8)((phyid_npip_portstate & 0xFF0000) >> 16);
2864 	u32 lr_status_evt_portid =
2865 		le32_to_cpu(pPayload->lr_status_evt_portid);
2866 	u8 deviceType = pPayload->sas_identify.dev_type;
2867 	u8 link_rate = (u8)((lr_status_evt_portid & 0xF0000000) >> 28);
2868 	struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
2869 	u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
2870 	struct pm8001_port *port = &pm8001_ha->port[port_id];
2871 
2872 	if (deviceType == SAS_END_DEVICE) {
2873 		pm80xx_chip_phy_ctl_req(pm8001_ha, phy_id,
2874 					PHY_NOTIFY_ENABLE_SPINUP);
2875 	}
2876 
2877 	port->wide_port_phymap |= (1U << phy_id);
2878 	pm8001_get_lrate_mode(phy, link_rate);
2879 	phy->sas_phy.oob_mode = SAS_OOB_MODE;
2880 	phy->phy_state = PHY_STATE_LINK_UP_SPCV;
2881 	phy->phy_attached = 1;
2882 }
2883 
2884 /**
2885  * hw_event_sas_phy_up -FW tells me a SAS phy up event.
2886  * @pm8001_ha: our hba card information
2887  * @piomb: IO message buffer
2888  */
2889 static void
2890 hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
2891 {
2892 	struct hw_event_resp *pPayload =
2893 		(struct hw_event_resp *)(piomb + 4);
2894 	u32 lr_status_evt_portid =
2895 		le32_to_cpu(pPayload->lr_status_evt_portid);
2896 	u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
2897 
2898 	u8 link_rate =
2899 		(u8)((lr_status_evt_portid & 0xF0000000) >> 28);
2900 	u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
2901 	u8 phy_id =
2902 		(u8)((phyid_npip_portstate & 0xFF0000) >> 16);
2903 	u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
2904 
2905 	struct pm8001_port *port = &pm8001_ha->port[port_id];
2906 	struct sas_ha_struct *sas_ha = pm8001_ha->sas;
2907 	struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
2908 	unsigned long flags;
2909 	u8 deviceType = pPayload->sas_identify.dev_type;
2910 	port->port_state = portstate;
2911 	port->wide_port_phymap |= (1U << phy_id);
2912 	phy->phy_state = PHY_STATE_LINK_UP_SPCV;
2913 	PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
2914 		"portid:%d; phyid:%d; linkrate:%d; "
2915 		"portstate:%x; devicetype:%x\n",
2916 		port_id, phy_id, link_rate, portstate, deviceType));
2917 
2918 	switch (deviceType) {
2919 	case SAS_PHY_UNUSED:
2920 		PM8001_MSG_DBG(pm8001_ha,
2921 			pm8001_printk("device type no device.\n"));
2922 		break;
2923 	case SAS_END_DEVICE:
2924 		PM8001_MSG_DBG(pm8001_ha, pm8001_printk("end device.\n"));
2925 		pm80xx_chip_phy_ctl_req(pm8001_ha, phy_id,
2926 			PHY_NOTIFY_ENABLE_SPINUP);
2927 		port->port_attached = 1;
2928 		pm8001_get_lrate_mode(phy, link_rate);
2929 		break;
2930 	case SAS_EDGE_EXPANDER_DEVICE:
2931 		PM8001_MSG_DBG(pm8001_ha,
2932 			pm8001_printk("expander device.\n"));
2933 		port->port_attached = 1;
2934 		pm8001_get_lrate_mode(phy, link_rate);
2935 		break;
2936 	case SAS_FANOUT_EXPANDER_DEVICE:
2937 		PM8001_MSG_DBG(pm8001_ha,
2938 			pm8001_printk("fanout expander device.\n"));
2939 		port->port_attached = 1;
2940 		pm8001_get_lrate_mode(phy, link_rate);
2941 		break;
2942 	default:
2943 		PM8001_MSG_DBG(pm8001_ha,
2944 			pm8001_printk("unknown device type(%x)\n", deviceType));
2945 		break;
2946 	}
2947 	phy->phy_type |= PORT_TYPE_SAS;
2948 	phy->identify.device_type = deviceType;
2949 	phy->phy_attached = 1;
2950 	if (phy->identify.device_type == SAS_END_DEVICE)
2951 		phy->identify.target_port_protocols = SAS_PROTOCOL_SSP;
2952 	else if (phy->identify.device_type != SAS_PHY_UNUSED)
2953 		phy->identify.target_port_protocols = SAS_PROTOCOL_SMP;
2954 	phy->sas_phy.oob_mode = SAS_OOB_MODE;
2955 	sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
2956 	spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
2957 	memcpy(phy->frame_rcvd, &pPayload->sas_identify,
2958 		sizeof(struct sas_identify_frame)-4);
2959 	phy->frame_rcvd_size = sizeof(struct sas_identify_frame) - 4;
2960 	pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
2961 	spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
2962 	if (pm8001_ha->flags == PM8001F_RUN_TIME)
2963 		mdelay(200);/*delay a moment to wait disk to spinup*/
2964 	pm8001_bytes_dmaed(pm8001_ha, phy_id);
2965 }
2966 
2967 /**
2968  * hw_event_sata_phy_up -FW tells me a SATA phy up event.
2969  * @pm8001_ha: our hba card information
2970  * @piomb: IO message buffer
2971  */
2972 static void
2973 hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
2974 {
2975 	struct hw_event_resp *pPayload =
2976 		(struct hw_event_resp *)(piomb + 4);
2977 	u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
2978 	u32 lr_status_evt_portid =
2979 		le32_to_cpu(pPayload->lr_status_evt_portid);
2980 	u8 link_rate =
2981 		(u8)((lr_status_evt_portid & 0xF0000000) >> 28);
2982 	u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
2983 	u8 phy_id =
2984 		(u8)((phyid_npip_portstate & 0xFF0000) >> 16);
2985 
2986 	u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
2987 
2988 	struct pm8001_port *port = &pm8001_ha->port[port_id];
2989 	struct sas_ha_struct *sas_ha = pm8001_ha->sas;
2990 	struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
2991 	unsigned long flags;
2992 	PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
2993 		"port id %d, phy id %d link_rate %d portstate 0x%x\n",
2994 				port_id, phy_id, link_rate, portstate));
2995 
2996 	port->port_state = portstate;
2997 	phy->phy_state = PHY_STATE_LINK_UP_SPCV;
2998 	port->port_attached = 1;
2999 	pm8001_get_lrate_mode(phy, link_rate);
3000 	phy->phy_type |= PORT_TYPE_SATA;
3001 	phy->phy_attached = 1;
3002 	phy->sas_phy.oob_mode = SATA_OOB_MODE;
3003 	sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
3004 	spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
3005 	memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4),
3006 		sizeof(struct dev_to_host_fis));
3007 	phy->frame_rcvd_size = sizeof(struct dev_to_host_fis);
3008 	phy->identify.target_port_protocols = SAS_PROTOCOL_SATA;
3009 	phy->identify.device_type = SAS_SATA_DEV;
3010 	pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
3011 	spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
3012 	pm8001_bytes_dmaed(pm8001_ha, phy_id);
3013 }
3014 
3015 /**
3016  * hw_event_phy_down -we should notify the libsas the phy is down.
3017  * @pm8001_ha: our hba card information
3018  * @piomb: IO message buffer
3019  */
3020 static void
3021 hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb)
3022 {
3023 	struct hw_event_resp *pPayload =
3024 		(struct hw_event_resp *)(piomb + 4);
3025 
3026 	u32 lr_status_evt_portid =
3027 		le32_to_cpu(pPayload->lr_status_evt_portid);
3028 	u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
3029 	u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
3030 	u8 phy_id =
3031 		(u8)((phyid_npip_portstate & 0xFF0000) >> 16);
3032 	u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
3033 
3034 	struct pm8001_port *port = &pm8001_ha->port[port_id];
3035 	struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3036 	port->port_state = portstate;
3037 	phy->identify.device_type = 0;
3038 	phy->phy_attached = 0;
3039 	memset(&phy->dev_sas_addr, 0, SAS_ADDR_SIZE);
3040 	switch (portstate) {
3041 	case PORT_VALID:
3042 		break;
3043 	case PORT_INVALID:
3044 		PM8001_MSG_DBG(pm8001_ha,
3045 			pm8001_printk(" PortInvalid portID %d\n", port_id));
3046 		PM8001_MSG_DBG(pm8001_ha,
3047 			pm8001_printk(" Last phy Down and port invalid\n"));
3048 		if (phy->phy_type & PORT_TYPE_SATA) {
3049 			phy->phy_type = 0;
3050 			port->port_attached = 0;
3051 			pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
3052 					port_id, phy_id, 0, 0);
3053 		}
3054 		sas_phy_disconnected(&phy->sas_phy);
3055 		break;
3056 	case PORT_IN_RESET:
3057 		PM8001_MSG_DBG(pm8001_ha,
3058 			pm8001_printk(" Port In Reset portID %d\n", port_id));
3059 		break;
3060 	case PORT_NOT_ESTABLISHED:
3061 		PM8001_MSG_DBG(pm8001_ha,
3062 			pm8001_printk(" Phy Down and PORT_NOT_ESTABLISHED\n"));
3063 		port->port_attached = 0;
3064 		break;
3065 	case PORT_LOSTCOMM:
3066 		PM8001_MSG_DBG(pm8001_ha,
3067 			pm8001_printk(" Phy Down and PORT_LOSTCOMM\n"));
3068 		PM8001_MSG_DBG(pm8001_ha,
3069 			pm8001_printk(" Last phy Down and port invalid\n"));
3070 		if (phy->phy_type & PORT_TYPE_SATA) {
3071 			port->port_attached = 0;
3072 			phy->phy_type = 0;
3073 			pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
3074 					port_id, phy_id, 0, 0);
3075 		}
3076 		sas_phy_disconnected(&phy->sas_phy);
3077 		break;
3078 	default:
3079 		port->port_attached = 0;
3080 		PM8001_MSG_DBG(pm8001_ha,
3081 			pm8001_printk(" Phy Down and(default) = 0x%x\n",
3082 			portstate));
3083 		break;
3084 
3085 	}
3086 }
3087 
3088 static int mpi_phy_start_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3089 {
3090 	struct phy_start_resp *pPayload =
3091 		(struct phy_start_resp *)(piomb + 4);
3092 	u32 status =
3093 		le32_to_cpu(pPayload->status);
3094 	u32 phy_id =
3095 		le32_to_cpu(pPayload->phyid);
3096 	struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3097 
3098 	PM8001_INIT_DBG(pm8001_ha,
3099 		pm8001_printk("phy start resp status:0x%x, phyid:0x%x\n",
3100 				status, phy_id));
3101 	if (status == 0) {
3102 		phy->phy_state = 1;
3103 		if (pm8001_ha->flags == PM8001F_RUN_TIME)
3104 			complete(phy->enable_completion);
3105 	}
3106 	return 0;
3107 
3108 }
3109 
3110 /**
3111  * mpi_thermal_hw_event -The hw event has come.
3112  * @pm8001_ha: our hba card information
3113  * @piomb: IO message buffer
3114  */
3115 static int mpi_thermal_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
3116 {
3117 	struct thermal_hw_event *pPayload =
3118 		(struct thermal_hw_event *)(piomb + 4);
3119 
3120 	u32 thermal_event = le32_to_cpu(pPayload->thermal_event);
3121 	u32 rht_lht = le32_to_cpu(pPayload->rht_lht);
3122 
3123 	if (thermal_event & 0x40) {
3124 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
3125 			"Thermal Event: Local high temperature violated!\n"));
3126 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
3127 			"Thermal Event: Measured local high temperature %d\n",
3128 				((rht_lht & 0xFF00) >> 8)));
3129 	}
3130 	if (thermal_event & 0x10) {
3131 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
3132 			"Thermal Event: Remote high temperature violated!\n"));
3133 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
3134 			"Thermal Event: Measured remote high temperature %d\n",
3135 				((rht_lht & 0xFF000000) >> 24)));
3136 	}
3137 	return 0;
3138 }
3139 
3140 /**
3141  * mpi_hw_event -The hw event has come.
3142  * @pm8001_ha: our hba card information
3143  * @piomb: IO message buffer
3144  */
3145 static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
3146 {
3147 	unsigned long flags, i;
3148 	struct hw_event_resp *pPayload =
3149 		(struct hw_event_resp *)(piomb + 4);
3150 	u32 lr_status_evt_portid =
3151 		le32_to_cpu(pPayload->lr_status_evt_portid);
3152 	u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
3153 	u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
3154 	u8 phy_id =
3155 		(u8)((phyid_npip_portstate & 0xFF0000) >> 16);
3156 	u16 eventType =
3157 		(u16)((lr_status_evt_portid & 0x00FFFF00) >> 8);
3158 	u8 status =
3159 		(u8)((lr_status_evt_portid & 0x0F000000) >> 24);
3160 	struct sas_ha_struct *sas_ha = pm8001_ha->sas;
3161 	struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3162 	struct pm8001_port *port = &pm8001_ha->port[port_id];
3163 	struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id];
3164 	PM8001_MSG_DBG(pm8001_ha,
3165 		pm8001_printk("portid:%d phyid:%d event:0x%x status:0x%x\n",
3166 				port_id, phy_id, eventType, status));
3167 
3168 	switch (eventType) {
3169 
3170 	case HW_EVENT_SAS_PHY_UP:
3171 		PM8001_MSG_DBG(pm8001_ha,
3172 			pm8001_printk("HW_EVENT_PHY_START_STATUS\n"));
3173 		hw_event_sas_phy_up(pm8001_ha, piomb);
3174 		break;
3175 	case HW_EVENT_SATA_PHY_UP:
3176 		PM8001_MSG_DBG(pm8001_ha,
3177 			pm8001_printk("HW_EVENT_SATA_PHY_UP\n"));
3178 		hw_event_sata_phy_up(pm8001_ha, piomb);
3179 		break;
3180 	case HW_EVENT_SATA_SPINUP_HOLD:
3181 		PM8001_MSG_DBG(pm8001_ha,
3182 			pm8001_printk("HW_EVENT_SATA_SPINUP_HOLD\n"));
3183 		sas_ha->notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD);
3184 		break;
3185 	case HW_EVENT_PHY_DOWN:
3186 		PM8001_MSG_DBG(pm8001_ha,
3187 			pm8001_printk("HW_EVENT_PHY_DOWN\n"));
3188 		if (phy->phy_type & PORT_TYPE_SATA)
3189 			sas_ha->notify_phy_event(&phy->sas_phy,
3190 				PHYE_LOSS_OF_SIGNAL);
3191 		phy->phy_attached = 0;
3192 		phy->phy_state = 0;
3193 		hw_event_phy_down(pm8001_ha, piomb);
3194 		break;
3195 	case HW_EVENT_PORT_INVALID:
3196 		PM8001_MSG_DBG(pm8001_ha,
3197 			pm8001_printk("HW_EVENT_PORT_INVALID\n"));
3198 		sas_phy_disconnected(sas_phy);
3199 		phy->phy_attached = 0;
3200 		sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3201 		break;
3202 	/* the broadcast change primitive received, tell the LIBSAS this event
3203 	to revalidate the sas domain*/
3204 	case HW_EVENT_BROADCAST_CHANGE:
3205 		PM8001_MSG_DBG(pm8001_ha,
3206 			pm8001_printk("HW_EVENT_BROADCAST_CHANGE\n"));
3207 		pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE,
3208 			port_id, phy_id, 1, 0);
3209 		spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3210 		sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE;
3211 		spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3212 		sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3213 		break;
3214 	case HW_EVENT_PHY_ERROR:
3215 		PM8001_MSG_DBG(pm8001_ha,
3216 			pm8001_printk("HW_EVENT_PHY_ERROR\n"));
3217 		sas_phy_disconnected(&phy->sas_phy);
3218 		phy->phy_attached = 0;
3219 		sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR);
3220 		break;
3221 	case HW_EVENT_BROADCAST_EXP:
3222 		PM8001_MSG_DBG(pm8001_ha,
3223 			pm8001_printk("HW_EVENT_BROADCAST_EXP\n"));
3224 		spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3225 		sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP;
3226 		spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3227 		sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3228 		break;
3229 	case HW_EVENT_LINK_ERR_INVALID_DWORD:
3230 		PM8001_MSG_DBG(pm8001_ha,
3231 			pm8001_printk("HW_EVENT_LINK_ERR_INVALID_DWORD\n"));
3232 		pm80xx_hw_event_ack_req(pm8001_ha, 0,
3233 			HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0);
3234 		break;
3235 	case HW_EVENT_LINK_ERR_DISPARITY_ERROR:
3236 		PM8001_MSG_DBG(pm8001_ha,
3237 			pm8001_printk("HW_EVENT_LINK_ERR_DISPARITY_ERROR\n"));
3238 		pm80xx_hw_event_ack_req(pm8001_ha, 0,
3239 			HW_EVENT_LINK_ERR_DISPARITY_ERROR,
3240 			port_id, phy_id, 0, 0);
3241 		break;
3242 	case HW_EVENT_LINK_ERR_CODE_VIOLATION:
3243 		PM8001_MSG_DBG(pm8001_ha,
3244 			pm8001_printk("HW_EVENT_LINK_ERR_CODE_VIOLATION\n"));
3245 		pm80xx_hw_event_ack_req(pm8001_ha, 0,
3246 			HW_EVENT_LINK_ERR_CODE_VIOLATION,
3247 			port_id, phy_id, 0, 0);
3248 		break;
3249 	case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH:
3250 		PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
3251 				"HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n"));
3252 		pm80xx_hw_event_ack_req(pm8001_ha, 0,
3253 			HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH,
3254 			port_id, phy_id, 0, 0);
3255 		break;
3256 	case HW_EVENT_MALFUNCTION:
3257 		PM8001_MSG_DBG(pm8001_ha,
3258 			pm8001_printk("HW_EVENT_MALFUNCTION\n"));
3259 		break;
3260 	case HW_EVENT_BROADCAST_SES:
3261 		PM8001_MSG_DBG(pm8001_ha,
3262 			pm8001_printk("HW_EVENT_BROADCAST_SES\n"));
3263 		spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3264 		sas_phy->sas_prim = HW_EVENT_BROADCAST_SES;
3265 		spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3266 		sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
3267 		break;
3268 	case HW_EVENT_INBOUND_CRC_ERROR:
3269 		PM8001_MSG_DBG(pm8001_ha,
3270 			pm8001_printk("HW_EVENT_INBOUND_CRC_ERROR\n"));
3271 		pm80xx_hw_event_ack_req(pm8001_ha, 0,
3272 			HW_EVENT_INBOUND_CRC_ERROR,
3273 			port_id, phy_id, 0, 0);
3274 		break;
3275 	case HW_EVENT_HARD_RESET_RECEIVED:
3276 		PM8001_MSG_DBG(pm8001_ha,
3277 			pm8001_printk("HW_EVENT_HARD_RESET_RECEIVED\n"));
3278 		sas_ha->notify_port_event(sas_phy, PORTE_HARD_RESET);
3279 		break;
3280 	case HW_EVENT_ID_FRAME_TIMEOUT:
3281 		PM8001_MSG_DBG(pm8001_ha,
3282 			pm8001_printk("HW_EVENT_ID_FRAME_TIMEOUT\n"));
3283 		sas_phy_disconnected(sas_phy);
3284 		phy->phy_attached = 0;
3285 		sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3286 		break;
3287 	case HW_EVENT_LINK_ERR_PHY_RESET_FAILED:
3288 		PM8001_MSG_DBG(pm8001_ha,
3289 			pm8001_printk("HW_EVENT_LINK_ERR_PHY_RESET_FAILED\n"));
3290 		pm80xx_hw_event_ack_req(pm8001_ha, 0,
3291 			HW_EVENT_LINK_ERR_PHY_RESET_FAILED,
3292 			port_id, phy_id, 0, 0);
3293 		sas_phy_disconnected(sas_phy);
3294 		phy->phy_attached = 0;
3295 		sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3296 		break;
3297 	case HW_EVENT_PORT_RESET_TIMER_TMO:
3298 		PM8001_MSG_DBG(pm8001_ha,
3299 			pm8001_printk("HW_EVENT_PORT_RESET_TIMER_TMO\n"));
3300 		sas_phy_disconnected(sas_phy);
3301 		phy->phy_attached = 0;
3302 		sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
3303 		break;
3304 	case HW_EVENT_PORT_RECOVERY_TIMER_TMO:
3305 		PM8001_MSG_DBG(pm8001_ha,
3306 			pm8001_printk("HW_EVENT_PORT_RECOVERY_TIMER_TMO\n"));
3307 		pm80xx_hw_event_ack_req(pm8001_ha, 0,
3308 			HW_EVENT_PORT_RECOVERY_TIMER_TMO,
3309 			port_id, phy_id, 0, 0);
3310 		for (i = 0; i < pm8001_ha->chip->n_phy; i++) {
3311 			if (port->wide_port_phymap & (1 << i)) {
3312 				phy = &pm8001_ha->phy[i];
3313 				sas_ha->notify_phy_event(&phy->sas_phy,
3314 						PHYE_LOSS_OF_SIGNAL);
3315 				port->wide_port_phymap &= ~(1 << i);
3316 			}
3317 		}
3318 		break;
3319 	case HW_EVENT_PORT_RECOVER:
3320 		PM8001_MSG_DBG(pm8001_ha,
3321 			pm8001_printk("HW_EVENT_PORT_RECOVER\n"));
3322 		hw_event_port_recover(pm8001_ha, piomb);
3323 		break;
3324 	case HW_EVENT_PORT_RESET_COMPLETE:
3325 		PM8001_MSG_DBG(pm8001_ha,
3326 			pm8001_printk("HW_EVENT_PORT_RESET_COMPLETE\n"));
3327 		break;
3328 	case EVENT_BROADCAST_ASYNCH_EVENT:
3329 		PM8001_MSG_DBG(pm8001_ha,
3330 			pm8001_printk("EVENT_BROADCAST_ASYNCH_EVENT\n"));
3331 		break;
3332 	default:
3333 		PM8001_MSG_DBG(pm8001_ha,
3334 			pm8001_printk("Unknown event type 0x%x\n", eventType));
3335 		break;
3336 	}
3337 	return 0;
3338 }
3339 
3340 /**
3341  * mpi_phy_stop_resp - SPCv specific
3342  * @pm8001_ha: our hba card information
3343  * @piomb: IO message buffer
3344  */
3345 static int mpi_phy_stop_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3346 {
3347 	struct phy_stop_resp *pPayload =
3348 		(struct phy_stop_resp *)(piomb + 4);
3349 	u32 status =
3350 		le32_to_cpu(pPayload->status);
3351 	u32 phyid =
3352 		le32_to_cpu(pPayload->phyid);
3353 	struct pm8001_phy *phy = &pm8001_ha->phy[phyid];
3354 	PM8001_MSG_DBG(pm8001_ha,
3355 			pm8001_printk("phy:0x%x status:0x%x\n",
3356 					phyid, status));
3357 	if (status == 0)
3358 		phy->phy_state = 0;
3359 	return 0;
3360 }
3361 
3362 /**
3363  * mpi_set_controller_config_resp - SPCv specific
3364  * @pm8001_ha: our hba card information
3365  * @piomb: IO message buffer
3366  */
3367 static int mpi_set_controller_config_resp(struct pm8001_hba_info *pm8001_ha,
3368 			void *piomb)
3369 {
3370 	struct set_ctrl_cfg_resp *pPayload =
3371 			(struct set_ctrl_cfg_resp *)(piomb + 4);
3372 	u32 status = le32_to_cpu(pPayload->status);
3373 	u32 err_qlfr_pgcd = le32_to_cpu(pPayload->err_qlfr_pgcd);
3374 
3375 	PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
3376 			"SET CONTROLLER RESP: status 0x%x qlfr_pgcd 0x%x\n",
3377 			status, err_qlfr_pgcd));
3378 
3379 	return 0;
3380 }
3381 
3382 /**
3383  * mpi_get_controller_config_resp - SPCv specific
3384  * @pm8001_ha: our hba card information
3385  * @piomb: IO message buffer
3386  */
3387 static int mpi_get_controller_config_resp(struct pm8001_hba_info *pm8001_ha,
3388 			void *piomb)
3389 {
3390 	PM8001_MSG_DBG(pm8001_ha,
3391 			pm8001_printk(" pm80xx_addition_functionality\n"));
3392 
3393 	return 0;
3394 }
3395 
3396 /**
3397  * mpi_get_phy_profile_resp - SPCv specific
3398  * @pm8001_ha: our hba card information
3399  * @piomb: IO message buffer
3400  */
3401 static int mpi_get_phy_profile_resp(struct pm8001_hba_info *pm8001_ha,
3402 			void *piomb)
3403 {
3404 	PM8001_MSG_DBG(pm8001_ha,
3405 			pm8001_printk(" pm80xx_addition_functionality\n"));
3406 
3407 	return 0;
3408 }
3409 
3410 /**
3411  * mpi_flash_op_ext_resp - SPCv specific
3412  * @pm8001_ha: our hba card information
3413  * @piomb: IO message buffer
3414  */
3415 static int mpi_flash_op_ext_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3416 {
3417 	PM8001_MSG_DBG(pm8001_ha,
3418 			pm8001_printk(" pm80xx_addition_functionality\n"));
3419 
3420 	return 0;
3421 }
3422 
3423 /**
3424  * mpi_set_phy_profile_resp - SPCv specific
3425  * @pm8001_ha: our hba card information
3426  * @piomb: IO message buffer
3427  */
3428 static int mpi_set_phy_profile_resp(struct pm8001_hba_info *pm8001_ha,
3429 			void *piomb)
3430 {
3431 	u8 page_code;
3432 	struct set_phy_profile_resp *pPayload =
3433 		(struct set_phy_profile_resp *)(piomb + 4);
3434 	u32 ppc_phyid = le32_to_cpu(pPayload->ppc_phyid);
3435 	u32 status = le32_to_cpu(pPayload->status);
3436 
3437 	page_code = (u8)((ppc_phyid & 0xFF00) >> 8);
3438 	if (status) {
3439 		/* status is FAILED */
3440 		PM8001_FAIL_DBG(pm8001_ha,
3441 			pm8001_printk("PhyProfile command failed  with status "
3442 			"0x%08X \n", status));
3443 		return -1;
3444 	} else {
3445 		if (page_code != SAS_PHY_ANALOG_SETTINGS_PAGE) {
3446 			PM8001_FAIL_DBG(pm8001_ha,
3447 				pm8001_printk("Invalid page code 0x%X\n",
3448 					page_code));
3449 			return -1;
3450 		}
3451 	}
3452 	return 0;
3453 }
3454 
3455 /**
3456  * mpi_kek_management_resp - SPCv specific
3457  * @pm8001_ha: our hba card information
3458  * @piomb: IO message buffer
3459  */
3460 static int mpi_kek_management_resp(struct pm8001_hba_info *pm8001_ha,
3461 			void *piomb)
3462 {
3463 	struct kek_mgmt_resp *pPayload = (struct kek_mgmt_resp *)(piomb + 4);
3464 
3465 	u32 status = le32_to_cpu(pPayload->status);
3466 	u32 kidx_new_curr_ksop = le32_to_cpu(pPayload->kidx_new_curr_ksop);
3467 	u32 err_qlfr = le32_to_cpu(pPayload->err_qlfr);
3468 
3469 	PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
3470 		"KEK MGMT RESP. Status 0x%x idx_ksop 0x%x err_qlfr 0x%x\n",
3471 		status, kidx_new_curr_ksop, err_qlfr));
3472 
3473 	return 0;
3474 }
3475 
3476 /**
3477  * mpi_dek_management_resp - SPCv specific
3478  * @pm8001_ha: our hba card information
3479  * @piomb: IO message buffer
3480  */
3481 static int mpi_dek_management_resp(struct pm8001_hba_info *pm8001_ha,
3482 			void *piomb)
3483 {
3484 	PM8001_MSG_DBG(pm8001_ha,
3485 			pm8001_printk(" pm80xx_addition_functionality\n"));
3486 
3487 	return 0;
3488 }
3489 
3490 /**
3491  * ssp_coalesced_comp_resp - SPCv specific
3492  * @pm8001_ha: our hba card information
3493  * @piomb: IO message buffer
3494  */
3495 static int ssp_coalesced_comp_resp(struct pm8001_hba_info *pm8001_ha,
3496 			void *piomb)
3497 {
3498 	PM8001_MSG_DBG(pm8001_ha,
3499 			pm8001_printk(" pm80xx_addition_functionality\n"));
3500 
3501 	return 0;
3502 }
3503 
3504 /**
3505  * process_one_iomb - process one outbound Queue memory block
3506  * @pm8001_ha: our hba card information
3507  * @piomb: IO message buffer
3508  */
3509 static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb)
3510 {
3511 	__le32 pHeader = *(__le32 *)piomb;
3512 	u32 opc = (u32)((le32_to_cpu(pHeader)) & 0xFFF);
3513 
3514 	switch (opc) {
3515 	case OPC_OUB_ECHO:
3516 		PM8001_MSG_DBG(pm8001_ha, pm8001_printk("OPC_OUB_ECHO\n"));
3517 		break;
3518 	case OPC_OUB_HW_EVENT:
3519 		PM8001_MSG_DBG(pm8001_ha,
3520 			pm8001_printk("OPC_OUB_HW_EVENT\n"));
3521 		mpi_hw_event(pm8001_ha, piomb);
3522 		break;
3523 	case OPC_OUB_THERM_HW_EVENT:
3524 		PM8001_MSG_DBG(pm8001_ha,
3525 			pm8001_printk("OPC_OUB_THERMAL_EVENT\n"));
3526 		mpi_thermal_hw_event(pm8001_ha, piomb);
3527 		break;
3528 	case OPC_OUB_SSP_COMP:
3529 		PM8001_MSG_DBG(pm8001_ha,
3530 			pm8001_printk("OPC_OUB_SSP_COMP\n"));
3531 		mpi_ssp_completion(pm8001_ha, piomb);
3532 		break;
3533 	case OPC_OUB_SMP_COMP:
3534 		PM8001_MSG_DBG(pm8001_ha,
3535 			pm8001_printk("OPC_OUB_SMP_COMP\n"));
3536 		mpi_smp_completion(pm8001_ha, piomb);
3537 		break;
3538 	case OPC_OUB_LOCAL_PHY_CNTRL:
3539 		PM8001_MSG_DBG(pm8001_ha,
3540 			pm8001_printk("OPC_OUB_LOCAL_PHY_CNTRL\n"));
3541 		pm8001_mpi_local_phy_ctl(pm8001_ha, piomb);
3542 		break;
3543 	case OPC_OUB_DEV_REGIST:
3544 		PM8001_MSG_DBG(pm8001_ha,
3545 		pm8001_printk("OPC_OUB_DEV_REGIST\n"));
3546 		pm8001_mpi_reg_resp(pm8001_ha, piomb);
3547 		break;
3548 	case OPC_OUB_DEREG_DEV:
3549 		PM8001_MSG_DBG(pm8001_ha,
3550 			pm8001_printk("unregister the device\n"));
3551 		pm8001_mpi_dereg_resp(pm8001_ha, piomb);
3552 		break;
3553 	case OPC_OUB_GET_DEV_HANDLE:
3554 		PM8001_MSG_DBG(pm8001_ha,
3555 			pm8001_printk("OPC_OUB_GET_DEV_HANDLE\n"));
3556 		break;
3557 	case OPC_OUB_SATA_COMP:
3558 		PM8001_MSG_DBG(pm8001_ha,
3559 			pm8001_printk("OPC_OUB_SATA_COMP\n"));
3560 		mpi_sata_completion(pm8001_ha, piomb);
3561 		break;
3562 	case OPC_OUB_SATA_EVENT:
3563 		PM8001_MSG_DBG(pm8001_ha,
3564 			pm8001_printk("OPC_OUB_SATA_EVENT\n"));
3565 		mpi_sata_event(pm8001_ha, piomb);
3566 		break;
3567 	case OPC_OUB_SSP_EVENT:
3568 		PM8001_MSG_DBG(pm8001_ha,
3569 			pm8001_printk("OPC_OUB_SSP_EVENT\n"));
3570 		mpi_ssp_event(pm8001_ha, piomb);
3571 		break;
3572 	case OPC_OUB_DEV_HANDLE_ARRIV:
3573 		PM8001_MSG_DBG(pm8001_ha,
3574 			pm8001_printk("OPC_OUB_DEV_HANDLE_ARRIV\n"));
3575 		/*This is for target*/
3576 		break;
3577 	case OPC_OUB_SSP_RECV_EVENT:
3578 		PM8001_MSG_DBG(pm8001_ha,
3579 			pm8001_printk("OPC_OUB_SSP_RECV_EVENT\n"));
3580 		/*This is for target*/
3581 		break;
3582 	case OPC_OUB_FW_FLASH_UPDATE:
3583 		PM8001_MSG_DBG(pm8001_ha,
3584 			pm8001_printk("OPC_OUB_FW_FLASH_UPDATE\n"));
3585 		pm8001_mpi_fw_flash_update_resp(pm8001_ha, piomb);
3586 		break;
3587 	case OPC_OUB_GPIO_RESPONSE:
3588 		PM8001_MSG_DBG(pm8001_ha,
3589 			pm8001_printk("OPC_OUB_GPIO_RESPONSE\n"));
3590 		break;
3591 	case OPC_OUB_GPIO_EVENT:
3592 		PM8001_MSG_DBG(pm8001_ha,
3593 			pm8001_printk("OPC_OUB_GPIO_EVENT\n"));
3594 		break;
3595 	case OPC_OUB_GENERAL_EVENT:
3596 		PM8001_MSG_DBG(pm8001_ha,
3597 			pm8001_printk("OPC_OUB_GENERAL_EVENT\n"));
3598 		pm8001_mpi_general_event(pm8001_ha, piomb);
3599 		break;
3600 	case OPC_OUB_SSP_ABORT_RSP:
3601 		PM8001_MSG_DBG(pm8001_ha,
3602 			pm8001_printk("OPC_OUB_SSP_ABORT_RSP\n"));
3603 		pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
3604 		break;
3605 	case OPC_OUB_SATA_ABORT_RSP:
3606 		PM8001_MSG_DBG(pm8001_ha,
3607 			pm8001_printk("OPC_OUB_SATA_ABORT_RSP\n"));
3608 		pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
3609 		break;
3610 	case OPC_OUB_SAS_DIAG_MODE_START_END:
3611 		PM8001_MSG_DBG(pm8001_ha,
3612 			pm8001_printk("OPC_OUB_SAS_DIAG_MODE_START_END\n"));
3613 		break;
3614 	case OPC_OUB_SAS_DIAG_EXECUTE:
3615 		PM8001_MSG_DBG(pm8001_ha,
3616 			pm8001_printk("OPC_OUB_SAS_DIAG_EXECUTE\n"));
3617 		break;
3618 	case OPC_OUB_GET_TIME_STAMP:
3619 		PM8001_MSG_DBG(pm8001_ha,
3620 			pm8001_printk("OPC_OUB_GET_TIME_STAMP\n"));
3621 		break;
3622 	case OPC_OUB_SAS_HW_EVENT_ACK:
3623 		PM8001_MSG_DBG(pm8001_ha,
3624 			pm8001_printk("OPC_OUB_SAS_HW_EVENT_ACK\n"));
3625 		break;
3626 	case OPC_OUB_PORT_CONTROL:
3627 		PM8001_MSG_DBG(pm8001_ha,
3628 			pm8001_printk("OPC_OUB_PORT_CONTROL\n"));
3629 		break;
3630 	case OPC_OUB_SMP_ABORT_RSP:
3631 		PM8001_MSG_DBG(pm8001_ha,
3632 			pm8001_printk("OPC_OUB_SMP_ABORT_RSP\n"));
3633 		pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
3634 		break;
3635 	case OPC_OUB_GET_NVMD_DATA:
3636 		PM8001_MSG_DBG(pm8001_ha,
3637 			pm8001_printk("OPC_OUB_GET_NVMD_DATA\n"));
3638 		pm8001_mpi_get_nvmd_resp(pm8001_ha, piomb);
3639 		break;
3640 	case OPC_OUB_SET_NVMD_DATA:
3641 		PM8001_MSG_DBG(pm8001_ha,
3642 			pm8001_printk("OPC_OUB_SET_NVMD_DATA\n"));
3643 		pm8001_mpi_set_nvmd_resp(pm8001_ha, piomb);
3644 		break;
3645 	case OPC_OUB_DEVICE_HANDLE_REMOVAL:
3646 		PM8001_MSG_DBG(pm8001_ha,
3647 			pm8001_printk("OPC_OUB_DEVICE_HANDLE_REMOVAL\n"));
3648 		break;
3649 	case OPC_OUB_SET_DEVICE_STATE:
3650 		PM8001_MSG_DBG(pm8001_ha,
3651 			pm8001_printk("OPC_OUB_SET_DEVICE_STATE\n"));
3652 		pm8001_mpi_set_dev_state_resp(pm8001_ha, piomb);
3653 		break;
3654 	case OPC_OUB_GET_DEVICE_STATE:
3655 		PM8001_MSG_DBG(pm8001_ha,
3656 			pm8001_printk("OPC_OUB_GET_DEVICE_STATE\n"));
3657 		break;
3658 	case OPC_OUB_SET_DEV_INFO:
3659 		PM8001_MSG_DBG(pm8001_ha,
3660 			pm8001_printk("OPC_OUB_SET_DEV_INFO\n"));
3661 		break;
3662 	/* spcv specifc commands */
3663 	case OPC_OUB_PHY_START_RESP:
3664 		PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
3665 			"OPC_OUB_PHY_START_RESP opcode:%x\n", opc));
3666 		mpi_phy_start_resp(pm8001_ha, piomb);
3667 		break;
3668 	case OPC_OUB_PHY_STOP_RESP:
3669 		PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
3670 			"OPC_OUB_PHY_STOP_RESP opcode:%x\n", opc));
3671 		mpi_phy_stop_resp(pm8001_ha, piomb);
3672 		break;
3673 	case OPC_OUB_SET_CONTROLLER_CONFIG:
3674 		PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
3675 			"OPC_OUB_SET_CONTROLLER_CONFIG opcode:%x\n", opc));
3676 		mpi_set_controller_config_resp(pm8001_ha, piomb);
3677 		break;
3678 	case OPC_OUB_GET_CONTROLLER_CONFIG:
3679 		PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
3680 			"OPC_OUB_GET_CONTROLLER_CONFIG opcode:%x\n", opc));
3681 		mpi_get_controller_config_resp(pm8001_ha, piomb);
3682 		break;
3683 	case OPC_OUB_GET_PHY_PROFILE:
3684 		PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
3685 			"OPC_OUB_GET_PHY_PROFILE opcode:%x\n", opc));
3686 		mpi_get_phy_profile_resp(pm8001_ha, piomb);
3687 		break;
3688 	case OPC_OUB_FLASH_OP_EXT:
3689 		PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
3690 			"OPC_OUB_FLASH_OP_EXT opcode:%x\n", opc));
3691 		mpi_flash_op_ext_resp(pm8001_ha, piomb);
3692 		break;
3693 	case OPC_OUB_SET_PHY_PROFILE:
3694 		PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
3695 			"OPC_OUB_SET_PHY_PROFILE opcode:%x\n", opc));
3696 		mpi_set_phy_profile_resp(pm8001_ha, piomb);
3697 		break;
3698 	case OPC_OUB_KEK_MANAGEMENT_RESP:
3699 		PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
3700 			"OPC_OUB_KEK_MANAGEMENT_RESP opcode:%x\n", opc));
3701 		mpi_kek_management_resp(pm8001_ha, piomb);
3702 		break;
3703 	case OPC_OUB_DEK_MANAGEMENT_RESP:
3704 		PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
3705 			"OPC_OUB_DEK_MANAGEMENT_RESP opcode:%x\n", opc));
3706 		mpi_dek_management_resp(pm8001_ha, piomb);
3707 		break;
3708 	case OPC_OUB_SSP_COALESCED_COMP_RESP:
3709 		PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
3710 			"OPC_OUB_SSP_COALESCED_COMP_RESP opcode:%x\n", opc));
3711 		ssp_coalesced_comp_resp(pm8001_ha, piomb);
3712 		break;
3713 	default:
3714 		PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
3715 			"Unknown outbound Queue IOMB OPC = 0x%x\n", opc));
3716 		break;
3717 	}
3718 }
3719 
3720 static int process_oq(struct pm8001_hba_info *pm8001_ha, u8 vec)
3721 {
3722 	struct outbound_queue_table *circularQ;
3723 	void *pMsg1 = NULL;
3724 	u8 uninitialized_var(bc);
3725 	u32 ret = MPI_IO_STATUS_FAIL;
3726 	unsigned long flags;
3727 
3728 	spin_lock_irqsave(&pm8001_ha->lock, flags);
3729 	circularQ = &pm8001_ha->outbnd_q_tbl[vec];
3730 	do {
3731 		ret = pm8001_mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc);
3732 		if (MPI_IO_STATUS_SUCCESS == ret) {
3733 			/* process the outbound message */
3734 			process_one_iomb(pm8001_ha, (void *)(pMsg1 - 4));
3735 			/* free the message from the outbound circular buffer */
3736 			pm8001_mpi_msg_free_set(pm8001_ha, pMsg1,
3737 							circularQ, bc);
3738 		}
3739 		if (MPI_IO_STATUS_BUSY == ret) {
3740 			/* Update the producer index from SPC */
3741 			circularQ->producer_index =
3742 				cpu_to_le32(pm8001_read_32(circularQ->pi_virt));
3743 			if (le32_to_cpu(circularQ->producer_index) ==
3744 				circularQ->consumer_idx)
3745 				/* OQ is empty */
3746 				break;
3747 		}
3748 	} while (1);
3749 	spin_unlock_irqrestore(&pm8001_ha->lock, flags);
3750 	return ret;
3751 }
3752 
3753 /* PCI_DMA_... to our direction translation. */
3754 static const u8 data_dir_flags[] = {
3755 	[PCI_DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT,/* UNSPECIFIED */
3756 	[PCI_DMA_TODEVICE]	= DATA_DIR_OUT,/* OUTBOUND */
3757 	[PCI_DMA_FROMDEVICE]	= DATA_DIR_IN,/* INBOUND */
3758 	[PCI_DMA_NONE]		= DATA_DIR_NONE,/* NO TRANSFER */
3759 };
3760 
3761 static void build_smp_cmd(u32 deviceID, __le32 hTag,
3762 			struct smp_req *psmp_cmd, int mode, int length)
3763 {
3764 	psmp_cmd->tag = hTag;
3765 	psmp_cmd->device_id = cpu_to_le32(deviceID);
3766 	if (mode == SMP_DIRECT) {
3767 		length = length - 4; /* subtract crc */
3768 		psmp_cmd->len_ip_ir = cpu_to_le32(length << 16);
3769 	} else {
3770 		psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1));
3771 	}
3772 }
3773 
3774 /**
3775  * pm8001_chip_smp_req - send a SMP task to FW
3776  * @pm8001_ha: our hba card information.
3777  * @ccb: the ccb information this request used.
3778  */
3779 static int pm80xx_chip_smp_req(struct pm8001_hba_info *pm8001_ha,
3780 	struct pm8001_ccb_info *ccb)
3781 {
3782 	int elem, rc;
3783 	struct sas_task *task = ccb->task;
3784 	struct domain_device *dev = task->dev;
3785 	struct pm8001_device *pm8001_dev = dev->lldd_dev;
3786 	struct scatterlist *sg_req, *sg_resp;
3787 	u32 req_len, resp_len;
3788 	struct smp_req smp_cmd;
3789 	u32 opc;
3790 	struct inbound_queue_table *circularQ;
3791 	char *preq_dma_addr = NULL;
3792 	__le64 tmp_addr;
3793 	u32 i, length;
3794 
3795 	memset(&smp_cmd, 0, sizeof(smp_cmd));
3796 	/*
3797 	 * DMA-map SMP request, response buffers
3798 	 */
3799 	sg_req = &task->smp_task.smp_req;
3800 	elem = dma_map_sg(pm8001_ha->dev, sg_req, 1, PCI_DMA_TODEVICE);
3801 	if (!elem)
3802 		return -ENOMEM;
3803 	req_len = sg_dma_len(sg_req);
3804 
3805 	sg_resp = &task->smp_task.smp_resp;
3806 	elem = dma_map_sg(pm8001_ha->dev, sg_resp, 1, PCI_DMA_FROMDEVICE);
3807 	if (!elem) {
3808 		rc = -ENOMEM;
3809 		goto err_out;
3810 	}
3811 	resp_len = sg_dma_len(sg_resp);
3812 	/* must be in dwords */
3813 	if ((req_len & 0x3) || (resp_len & 0x3)) {
3814 		rc = -EINVAL;
3815 		goto err_out_2;
3816 	}
3817 
3818 	opc = OPC_INB_SMP_REQUEST;
3819 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
3820 	smp_cmd.tag = cpu_to_le32(ccb->ccb_tag);
3821 
3822 	length = sg_req->length;
3823 	PM8001_IO_DBG(pm8001_ha,
3824 		pm8001_printk("SMP Frame Length %d\n", sg_req->length));
3825 	if (!(length - 8))
3826 		pm8001_ha->smp_exp_mode = SMP_DIRECT;
3827 	else
3828 		pm8001_ha->smp_exp_mode = SMP_INDIRECT;
3829 
3830 
3831 	tmp_addr = cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req));
3832 	preq_dma_addr = (char *)phys_to_virt(tmp_addr);
3833 
3834 	/* INDIRECT MODE command settings. Use DMA */
3835 	if (pm8001_ha->smp_exp_mode == SMP_INDIRECT) {
3836 		PM8001_IO_DBG(pm8001_ha,
3837 			pm8001_printk("SMP REQUEST INDIRECT MODE\n"));
3838 		/* for SPCv indirect mode. Place the top 4 bytes of
3839 		 * SMP Request header here. */
3840 		for (i = 0; i < 4; i++)
3841 			smp_cmd.smp_req16[i] = *(preq_dma_addr + i);
3842 		/* exclude top 4 bytes for SMP req header */
3843 		smp_cmd.long_smp_req.long_req_addr =
3844 			cpu_to_le64((u64)sg_dma_address
3845 				(&task->smp_task.smp_req) + 4);
3846 		/* exclude 4 bytes for SMP req header and CRC */
3847 		smp_cmd.long_smp_req.long_req_size =
3848 			cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-8);
3849 		smp_cmd.long_smp_req.long_resp_addr =
3850 				cpu_to_le64((u64)sg_dma_address
3851 					(&task->smp_task.smp_resp));
3852 		smp_cmd.long_smp_req.long_resp_size =
3853 				cpu_to_le32((u32)sg_dma_len
3854 					(&task->smp_task.smp_resp)-4);
3855 	} else { /* DIRECT MODE */
3856 		smp_cmd.long_smp_req.long_req_addr =
3857 			cpu_to_le64((u64)sg_dma_address
3858 					(&task->smp_task.smp_req));
3859 		smp_cmd.long_smp_req.long_req_size =
3860 			cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4);
3861 		smp_cmd.long_smp_req.long_resp_addr =
3862 			cpu_to_le64((u64)sg_dma_address
3863 				(&task->smp_task.smp_resp));
3864 		smp_cmd.long_smp_req.long_resp_size =
3865 			cpu_to_le32
3866 			((u32)sg_dma_len(&task->smp_task.smp_resp)-4);
3867 	}
3868 	if (pm8001_ha->smp_exp_mode == SMP_DIRECT) {
3869 		PM8001_IO_DBG(pm8001_ha,
3870 			pm8001_printk("SMP REQUEST DIRECT MODE\n"));
3871 		for (i = 0; i < length; i++)
3872 			if (i < 16) {
3873 				smp_cmd.smp_req16[i] = *(preq_dma_addr+i);
3874 				PM8001_IO_DBG(pm8001_ha, pm8001_printk(
3875 					"Byte[%d]:%x (DMA data:%x)\n",
3876 					i, smp_cmd.smp_req16[i],
3877 					*(preq_dma_addr)));
3878 			} else {
3879 				smp_cmd.smp_req[i] = *(preq_dma_addr+i);
3880 				PM8001_IO_DBG(pm8001_ha, pm8001_printk(
3881 					"Byte[%d]:%x (DMA data:%x)\n",
3882 					i, smp_cmd.smp_req[i],
3883 					*(preq_dma_addr)));
3884 			}
3885 	}
3886 
3887 	build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag,
3888 				&smp_cmd, pm8001_ha->smp_exp_mode, length);
3889 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc,
3890 					(u32 *)&smp_cmd, 0);
3891 	if (rc)
3892 		goto err_out_2;
3893 	return 0;
3894 
3895 err_out_2:
3896 	dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1,
3897 			PCI_DMA_FROMDEVICE);
3898 err_out:
3899 	dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1,
3900 			PCI_DMA_TODEVICE);
3901 	return rc;
3902 }
3903 
3904 static int check_enc_sas_cmd(struct sas_task *task)
3905 {
3906 	u8 cmd = task->ssp_task.cmd->cmnd[0];
3907 
3908 	if (cmd == READ_10 || cmd == WRITE_10 || cmd == WRITE_VERIFY)
3909 		return 1;
3910 	else
3911 		return 0;
3912 }
3913 
3914 static int check_enc_sat_cmd(struct sas_task *task)
3915 {
3916 	int ret = 0;
3917 	switch (task->ata_task.fis.command) {
3918 	case ATA_CMD_FPDMA_READ:
3919 	case ATA_CMD_READ_EXT:
3920 	case ATA_CMD_READ:
3921 	case ATA_CMD_FPDMA_WRITE:
3922 	case ATA_CMD_WRITE_EXT:
3923 	case ATA_CMD_WRITE:
3924 	case ATA_CMD_PIO_READ:
3925 	case ATA_CMD_PIO_READ_EXT:
3926 	case ATA_CMD_PIO_WRITE:
3927 	case ATA_CMD_PIO_WRITE_EXT:
3928 		ret = 1;
3929 		break;
3930 	default:
3931 		ret = 0;
3932 		break;
3933 	}
3934 	return ret;
3935 }
3936 
3937 /**
3938  * pm80xx_chip_ssp_io_req - send a SSP task to FW
3939  * @pm8001_ha: our hba card information.
3940  * @ccb: the ccb information this request used.
3941  */
3942 static int pm80xx_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha,
3943 	struct pm8001_ccb_info *ccb)
3944 {
3945 	struct sas_task *task = ccb->task;
3946 	struct domain_device *dev = task->dev;
3947 	struct pm8001_device *pm8001_dev = dev->lldd_dev;
3948 	struct ssp_ini_io_start_req ssp_cmd;
3949 	u32 tag = ccb->ccb_tag;
3950 	int ret;
3951 	u64 phys_addr, start_addr, end_addr;
3952 	u32 end_addr_high, end_addr_low;
3953 	struct inbound_queue_table *circularQ;
3954 	u32 q_index;
3955 	u32 opc = OPC_INB_SSPINIIOSTART;
3956 	memset(&ssp_cmd, 0, sizeof(ssp_cmd));
3957 	memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8);
3958 	/* data address domain added for spcv; set to 0 by host,
3959 	 * used internally by controller
3960 	 * 0 for SAS 1.1 and SAS 2.0 compatible TLR
3961 	 */
3962 	ssp_cmd.dad_dir_m_tlr =
3963 		cpu_to_le32(data_dir_flags[task->data_dir] << 8 | 0x0);
3964 	ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len);
3965 	ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id);
3966 	ssp_cmd.tag = cpu_to_le32(tag);
3967 	if (task->ssp_task.enable_first_burst)
3968 		ssp_cmd.ssp_iu.efb_prio_attr |= 0x80;
3969 	ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3);
3970 	ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7);
3971 	memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cmd->cmnd,
3972 		       task->ssp_task.cmd->cmd_len);
3973 	q_index = (u32) (pm8001_dev->id & 0x00ffffff) % PM8001_MAX_INB_NUM;
3974 	circularQ = &pm8001_ha->inbnd_q_tbl[q_index];
3975 
3976 	/* Check if encryption is set */
3977 	if (pm8001_ha->chip->encrypt &&
3978 		!(pm8001_ha->encrypt_info.status) && check_enc_sas_cmd(task)) {
3979 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
3980 			"Encryption enabled.Sending Encrypt SAS command 0x%x\n",
3981 			task->ssp_task.cmd->cmnd[0]));
3982 		opc = OPC_INB_SSP_INI_DIF_ENC_IO;
3983 		/* enable encryption. 0 for SAS 1.1 and SAS 2.0 compatible TLR*/
3984 		ssp_cmd.dad_dir_m_tlr =	cpu_to_le32
3985 			((data_dir_flags[task->data_dir] << 8) | 0x20 | 0x0);
3986 
3987 		/* fill in PRD (scatter/gather) table, if any */
3988 		if (task->num_scatter > 1) {
3989 			pm8001_chip_make_sg(task->scatter,
3990 						ccb->n_elem, ccb->buf_prd);
3991 			phys_addr = ccb->ccb_dma_handle +
3992 				offsetof(struct pm8001_ccb_info, buf_prd[0]);
3993 			ssp_cmd.enc_addr_low =
3994 				cpu_to_le32(lower_32_bits(phys_addr));
3995 			ssp_cmd.enc_addr_high =
3996 				cpu_to_le32(upper_32_bits(phys_addr));
3997 			ssp_cmd.enc_esgl = cpu_to_le32(1<<31);
3998 		} else if (task->num_scatter == 1) {
3999 			u64 dma_addr = sg_dma_address(task->scatter);
4000 			ssp_cmd.enc_addr_low =
4001 				cpu_to_le32(lower_32_bits(dma_addr));
4002 			ssp_cmd.enc_addr_high =
4003 				cpu_to_le32(upper_32_bits(dma_addr));
4004 			ssp_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
4005 			ssp_cmd.enc_esgl = 0;
4006 			/* Check 4G Boundary */
4007 			start_addr = cpu_to_le64(dma_addr);
4008 			end_addr = (start_addr + ssp_cmd.enc_len) - 1;
4009 			end_addr_low = cpu_to_le32(lower_32_bits(end_addr));
4010 			end_addr_high = cpu_to_le32(upper_32_bits(end_addr));
4011 			if (end_addr_high != ssp_cmd.enc_addr_high) {
4012 				PM8001_FAIL_DBG(pm8001_ha,
4013 					pm8001_printk("The sg list address "
4014 					"start_addr=0x%016llx data_len=0x%x "
4015 					"end_addr_high=0x%08x end_addr_low="
4016 					"0x%08x has crossed 4G boundary\n",
4017 						start_addr, ssp_cmd.enc_len,
4018 						end_addr_high, end_addr_low));
4019 				pm8001_chip_make_sg(task->scatter, 1,
4020 					ccb->buf_prd);
4021 				phys_addr = ccb->ccb_dma_handle +
4022 					offsetof(struct pm8001_ccb_info,
4023 						buf_prd[0]);
4024 				ssp_cmd.enc_addr_low =
4025 					cpu_to_le32(lower_32_bits(phys_addr));
4026 				ssp_cmd.enc_addr_high =
4027 					cpu_to_le32(upper_32_bits(phys_addr));
4028 				ssp_cmd.enc_esgl = cpu_to_le32(1<<31);
4029 			}
4030 		} else if (task->num_scatter == 0) {
4031 			ssp_cmd.enc_addr_low = 0;
4032 			ssp_cmd.enc_addr_high = 0;
4033 			ssp_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
4034 			ssp_cmd.enc_esgl = 0;
4035 		}
4036 		/* XTS mode. All other fields are 0 */
4037 		ssp_cmd.key_cmode = 0x6 << 4;
4038 		/* set tweak values. Should be the start lba */
4039 		ssp_cmd.twk_val0 = cpu_to_le32((task->ssp_task.cmd->cmnd[2] << 24) |
4040 						(task->ssp_task.cmd->cmnd[3] << 16) |
4041 						(task->ssp_task.cmd->cmnd[4] << 8) |
4042 						(task->ssp_task.cmd->cmnd[5]));
4043 	} else {
4044 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
4045 			"Sending Normal SAS command 0x%x inb q %x\n",
4046 			task->ssp_task.cmd->cmnd[0], q_index));
4047 		/* fill in PRD (scatter/gather) table, if any */
4048 		if (task->num_scatter > 1) {
4049 			pm8001_chip_make_sg(task->scatter, ccb->n_elem,
4050 					ccb->buf_prd);
4051 			phys_addr = ccb->ccb_dma_handle +
4052 				offsetof(struct pm8001_ccb_info, buf_prd[0]);
4053 			ssp_cmd.addr_low =
4054 				cpu_to_le32(lower_32_bits(phys_addr));
4055 			ssp_cmd.addr_high =
4056 				cpu_to_le32(upper_32_bits(phys_addr));
4057 			ssp_cmd.esgl = cpu_to_le32(1<<31);
4058 		} else if (task->num_scatter == 1) {
4059 			u64 dma_addr = sg_dma_address(task->scatter);
4060 			ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(dma_addr));
4061 			ssp_cmd.addr_high =
4062 				cpu_to_le32(upper_32_bits(dma_addr));
4063 			ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
4064 			ssp_cmd.esgl = 0;
4065 			/* Check 4G Boundary */
4066 			start_addr = cpu_to_le64(dma_addr);
4067 			end_addr = (start_addr + ssp_cmd.len) - 1;
4068 			end_addr_low = cpu_to_le32(lower_32_bits(end_addr));
4069 			end_addr_high = cpu_to_le32(upper_32_bits(end_addr));
4070 			if (end_addr_high != ssp_cmd.addr_high) {
4071 				PM8001_FAIL_DBG(pm8001_ha,
4072 					pm8001_printk("The sg list address "
4073 					"start_addr=0x%016llx data_len=0x%x "
4074 					"end_addr_high=0x%08x end_addr_low="
4075 					"0x%08x has crossed 4G boundary\n",
4076 						 start_addr, ssp_cmd.len,
4077 						 end_addr_high, end_addr_low));
4078 				pm8001_chip_make_sg(task->scatter, 1,
4079 					ccb->buf_prd);
4080 				phys_addr = ccb->ccb_dma_handle +
4081 					offsetof(struct pm8001_ccb_info,
4082 						 buf_prd[0]);
4083 				ssp_cmd.addr_low =
4084 					cpu_to_le32(lower_32_bits(phys_addr));
4085 				ssp_cmd.addr_high =
4086 					cpu_to_le32(upper_32_bits(phys_addr));
4087 				ssp_cmd.esgl = cpu_to_le32(1<<31);
4088 			}
4089 		} else if (task->num_scatter == 0) {
4090 			ssp_cmd.addr_low = 0;
4091 			ssp_cmd.addr_high = 0;
4092 			ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
4093 			ssp_cmd.esgl = 0;
4094 		}
4095 	}
4096 	q_index = (u32) (pm8001_dev->id & 0x00ffffff) % PM8001_MAX_OUTB_NUM;
4097 	ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc,
4098 						&ssp_cmd, q_index);
4099 	return ret;
4100 }
4101 
4102 static int pm80xx_chip_sata_req(struct pm8001_hba_info *pm8001_ha,
4103 	struct pm8001_ccb_info *ccb)
4104 {
4105 	struct sas_task *task = ccb->task;
4106 	struct domain_device *dev = task->dev;
4107 	struct pm8001_device *pm8001_ha_dev = dev->lldd_dev;
4108 	u32 tag = ccb->ccb_tag;
4109 	int ret;
4110 	u32 q_index;
4111 	struct sata_start_req sata_cmd;
4112 	u32 hdr_tag, ncg_tag = 0;
4113 	u64 phys_addr, start_addr, end_addr;
4114 	u32 end_addr_high, end_addr_low;
4115 	u32 ATAP = 0x0;
4116 	u32 dir;
4117 	struct inbound_queue_table *circularQ;
4118 	unsigned long flags;
4119 	u32 opc = OPC_INB_SATA_HOST_OPSTART;
4120 	memset(&sata_cmd, 0, sizeof(sata_cmd));
4121 	q_index = (u32) (pm8001_ha_dev->id & 0x00ffffff) % PM8001_MAX_INB_NUM;
4122 	circularQ = &pm8001_ha->inbnd_q_tbl[q_index];
4123 
4124 	if (task->data_dir == PCI_DMA_NONE) {
4125 		ATAP = 0x04; /* no data*/
4126 		PM8001_IO_DBG(pm8001_ha, pm8001_printk("no data\n"));
4127 	} else if (likely(!task->ata_task.device_control_reg_update)) {
4128 		if (task->ata_task.dma_xfer) {
4129 			ATAP = 0x06; /* DMA */
4130 			PM8001_IO_DBG(pm8001_ha, pm8001_printk("DMA\n"));
4131 		} else {
4132 			ATAP = 0x05; /* PIO*/
4133 			PM8001_IO_DBG(pm8001_ha, pm8001_printk("PIO\n"));
4134 		}
4135 		if (task->ata_task.use_ncq &&
4136 		    dev->sata_dev.class != ATA_DEV_ATAPI) {
4137 			ATAP = 0x07; /* FPDMA */
4138 			PM8001_IO_DBG(pm8001_ha, pm8001_printk("FPDMA\n"));
4139 		}
4140 	}
4141 	if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag)) {
4142 		task->ata_task.fis.sector_count |= (u8) (hdr_tag << 3);
4143 		ncg_tag = hdr_tag;
4144 	}
4145 	dir = data_dir_flags[task->data_dir] << 8;
4146 	sata_cmd.tag = cpu_to_le32(tag);
4147 	sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
4148 	sata_cmd.data_len = cpu_to_le32(task->total_xfer_len);
4149 
4150 	sata_cmd.sata_fis = task->ata_task.fis;
4151 	if (likely(!task->ata_task.device_control_reg_update))
4152 		sata_cmd.sata_fis.flags |= 0x80;/* C=1: update ATA cmd reg */
4153 	sata_cmd.sata_fis.flags &= 0xF0;/* PM_PORT field shall be 0 */
4154 
4155 	/* Check if encryption is set */
4156 	if (pm8001_ha->chip->encrypt &&
4157 		!(pm8001_ha->encrypt_info.status) && check_enc_sat_cmd(task)) {
4158 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
4159 			"Encryption enabled.Sending Encrypt SATA cmd 0x%x\n",
4160 			sata_cmd.sata_fis.command));
4161 		opc = OPC_INB_SATA_DIF_ENC_IO;
4162 
4163 		/* set encryption bit */
4164 		sata_cmd.ncqtag_atap_dir_m_dad =
4165 			cpu_to_le32(((ncg_tag & 0xff)<<16)|
4166 				((ATAP & 0x3f) << 10) | 0x20 | dir);
4167 							/* dad (bit 0-1) is 0 */
4168 		/* fill in PRD (scatter/gather) table, if any */
4169 		if (task->num_scatter > 1) {
4170 			pm8001_chip_make_sg(task->scatter,
4171 						ccb->n_elem, ccb->buf_prd);
4172 			phys_addr = ccb->ccb_dma_handle +
4173 				offsetof(struct pm8001_ccb_info, buf_prd[0]);
4174 			sata_cmd.enc_addr_low = lower_32_bits(phys_addr);
4175 			sata_cmd.enc_addr_high = upper_32_bits(phys_addr);
4176 			sata_cmd.enc_esgl = cpu_to_le32(1 << 31);
4177 		} else if (task->num_scatter == 1) {
4178 			u64 dma_addr = sg_dma_address(task->scatter);
4179 			sata_cmd.enc_addr_low = lower_32_bits(dma_addr);
4180 			sata_cmd.enc_addr_high = upper_32_bits(dma_addr);
4181 			sata_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
4182 			sata_cmd.enc_esgl = 0;
4183 			/* Check 4G Boundary */
4184 			start_addr = cpu_to_le64(dma_addr);
4185 			end_addr = (start_addr + sata_cmd.enc_len) - 1;
4186 			end_addr_low = cpu_to_le32(lower_32_bits(end_addr));
4187 			end_addr_high = cpu_to_le32(upper_32_bits(end_addr));
4188 			if (end_addr_high != sata_cmd.enc_addr_high) {
4189 				PM8001_FAIL_DBG(pm8001_ha,
4190 					pm8001_printk("The sg list address "
4191 					"start_addr=0x%016llx data_len=0x%x "
4192 					"end_addr_high=0x%08x end_addr_low"
4193 					"=0x%08x has crossed 4G boundary\n",
4194 						start_addr, sata_cmd.enc_len,
4195 						end_addr_high, end_addr_low));
4196 				pm8001_chip_make_sg(task->scatter, 1,
4197 					ccb->buf_prd);
4198 				phys_addr = ccb->ccb_dma_handle +
4199 						offsetof(struct pm8001_ccb_info,
4200 						buf_prd[0]);
4201 				sata_cmd.enc_addr_low =
4202 					lower_32_bits(phys_addr);
4203 				sata_cmd.enc_addr_high =
4204 					upper_32_bits(phys_addr);
4205 				sata_cmd.enc_esgl =
4206 					cpu_to_le32(1 << 31);
4207 			}
4208 		} else if (task->num_scatter == 0) {
4209 			sata_cmd.enc_addr_low = 0;
4210 			sata_cmd.enc_addr_high = 0;
4211 			sata_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
4212 			sata_cmd.enc_esgl = 0;
4213 		}
4214 		/* XTS mode. All other fields are 0 */
4215 		sata_cmd.key_index_mode = 0x6 << 4;
4216 		/* set tweak values. Should be the start lba */
4217 		sata_cmd.twk_val0 =
4218 			cpu_to_le32((sata_cmd.sata_fis.lbal_exp << 24) |
4219 					(sata_cmd.sata_fis.lbah << 16) |
4220 					(sata_cmd.sata_fis.lbam << 8) |
4221 					(sata_cmd.sata_fis.lbal));
4222 		sata_cmd.twk_val1 =
4223 			cpu_to_le32((sata_cmd.sata_fis.lbah_exp << 8) |
4224 					 (sata_cmd.sata_fis.lbam_exp));
4225 	} else {
4226 		PM8001_IO_DBG(pm8001_ha, pm8001_printk(
4227 			"Sending Normal SATA command 0x%x inb %x\n",
4228 			sata_cmd.sata_fis.command, q_index));
4229 		/* dad (bit 0-1) is 0 */
4230 		sata_cmd.ncqtag_atap_dir_m_dad =
4231 			cpu_to_le32(((ncg_tag & 0xff)<<16) |
4232 					((ATAP & 0x3f) << 10) | dir);
4233 
4234 		/* fill in PRD (scatter/gather) table, if any */
4235 		if (task->num_scatter > 1) {
4236 			pm8001_chip_make_sg(task->scatter,
4237 					ccb->n_elem, ccb->buf_prd);
4238 			phys_addr = ccb->ccb_dma_handle +
4239 				offsetof(struct pm8001_ccb_info, buf_prd[0]);
4240 			sata_cmd.addr_low = lower_32_bits(phys_addr);
4241 			sata_cmd.addr_high = upper_32_bits(phys_addr);
4242 			sata_cmd.esgl = cpu_to_le32(1 << 31);
4243 		} else if (task->num_scatter == 1) {
4244 			u64 dma_addr = sg_dma_address(task->scatter);
4245 			sata_cmd.addr_low = lower_32_bits(dma_addr);
4246 			sata_cmd.addr_high = upper_32_bits(dma_addr);
4247 			sata_cmd.len = cpu_to_le32(task->total_xfer_len);
4248 			sata_cmd.esgl = 0;
4249 			/* Check 4G Boundary */
4250 			start_addr = cpu_to_le64(dma_addr);
4251 			end_addr = (start_addr + sata_cmd.len) - 1;
4252 			end_addr_low = cpu_to_le32(lower_32_bits(end_addr));
4253 			end_addr_high = cpu_to_le32(upper_32_bits(end_addr));
4254 			if (end_addr_high != sata_cmd.addr_high) {
4255 				PM8001_FAIL_DBG(pm8001_ha,
4256 					pm8001_printk("The sg list address "
4257 					"start_addr=0x%016llx data_len=0x%x"
4258 					"end_addr_high=0x%08x end_addr_low="
4259 					"0x%08x has crossed 4G boundary\n",
4260 						start_addr, sata_cmd.len,
4261 						end_addr_high, end_addr_low));
4262 				pm8001_chip_make_sg(task->scatter, 1,
4263 					ccb->buf_prd);
4264 				phys_addr = ccb->ccb_dma_handle +
4265 					offsetof(struct pm8001_ccb_info,
4266 					buf_prd[0]);
4267 				sata_cmd.addr_low =
4268 					lower_32_bits(phys_addr);
4269 				sata_cmd.addr_high =
4270 					upper_32_bits(phys_addr);
4271 				sata_cmd.esgl = cpu_to_le32(1 << 31);
4272 			}
4273 		} else if (task->num_scatter == 0) {
4274 			sata_cmd.addr_low = 0;
4275 			sata_cmd.addr_high = 0;
4276 			sata_cmd.len = cpu_to_le32(task->total_xfer_len);
4277 			sata_cmd.esgl = 0;
4278 		}
4279 			/* scsi cdb */
4280 			sata_cmd.atapi_scsi_cdb[0] =
4281 				cpu_to_le32(((task->ata_task.atapi_packet[0]) |
4282 				(task->ata_task.atapi_packet[1] << 8) |
4283 				(task->ata_task.atapi_packet[2] << 16) |
4284 				(task->ata_task.atapi_packet[3] << 24)));
4285 			sata_cmd.atapi_scsi_cdb[1] =
4286 				cpu_to_le32(((task->ata_task.atapi_packet[4]) |
4287 				(task->ata_task.atapi_packet[5] << 8) |
4288 				(task->ata_task.atapi_packet[6] << 16) |
4289 				(task->ata_task.atapi_packet[7] << 24)));
4290 			sata_cmd.atapi_scsi_cdb[2] =
4291 				cpu_to_le32(((task->ata_task.atapi_packet[8]) |
4292 				(task->ata_task.atapi_packet[9] << 8) |
4293 				(task->ata_task.atapi_packet[10] << 16) |
4294 				(task->ata_task.atapi_packet[11] << 24)));
4295 			sata_cmd.atapi_scsi_cdb[3] =
4296 				cpu_to_le32(((task->ata_task.atapi_packet[12]) |
4297 				(task->ata_task.atapi_packet[13] << 8) |
4298 				(task->ata_task.atapi_packet[14] << 16) |
4299 				(task->ata_task.atapi_packet[15] << 24)));
4300 	}
4301 
4302 	/* Check for read log for failed drive and return */
4303 	if (sata_cmd.sata_fis.command == 0x2f) {
4304 		if (pm8001_ha_dev && ((pm8001_ha_dev->id & NCQ_READ_LOG_FLAG) ||
4305 			(pm8001_ha_dev->id & NCQ_ABORT_ALL_FLAG) ||
4306 			(pm8001_ha_dev->id & NCQ_2ND_RLE_FLAG))) {
4307 			struct task_status_struct *ts;
4308 
4309 			pm8001_ha_dev->id &= 0xDFFFFFFF;
4310 			ts = &task->task_status;
4311 
4312 			spin_lock_irqsave(&task->task_state_lock, flags);
4313 			ts->resp = SAS_TASK_COMPLETE;
4314 			ts->stat = SAM_STAT_GOOD;
4315 			task->task_state_flags &= ~SAS_TASK_STATE_PENDING;
4316 			task->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
4317 			task->task_state_flags |= SAS_TASK_STATE_DONE;
4318 			if (unlikely((task->task_state_flags &
4319 					SAS_TASK_STATE_ABORTED))) {
4320 				spin_unlock_irqrestore(&task->task_state_lock,
4321 							flags);
4322 				PM8001_FAIL_DBG(pm8001_ha,
4323 					pm8001_printk("task 0x%p resp 0x%x "
4324 					" stat 0x%x but aborted by upper layer "
4325 					"\n", task, ts->resp, ts->stat));
4326 				pm8001_ccb_task_free(pm8001_ha, task, ccb, tag);
4327 				return 0;
4328 			} else {
4329 				spin_unlock_irqrestore(&task->task_state_lock,
4330 							flags);
4331 				pm8001_ccb_task_free_done(pm8001_ha, task,
4332 								ccb, tag);
4333 				return 0;
4334 			}
4335 		}
4336 	}
4337 	q_index = (u32) (pm8001_ha_dev->id & 0x00ffffff) % PM8001_MAX_OUTB_NUM;
4338 	ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc,
4339 						&sata_cmd, q_index);
4340 	return ret;
4341 }
4342 
4343 /**
4344  * pm80xx_chip_phy_start_req - start phy via PHY_START COMMAND
4345  * @pm8001_ha: our hba card information.
4346  * @num: the inbound queue number
4347  * @phy_id: the phy id which we wanted to start up.
4348  */
4349 static int
4350 pm80xx_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id)
4351 {
4352 	struct phy_start_req payload;
4353 	struct inbound_queue_table *circularQ;
4354 	int ret;
4355 	u32 tag = 0x01;
4356 	u32 opcode = OPC_INB_PHYSTART;
4357 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
4358 	memset(&payload, 0, sizeof(payload));
4359 	payload.tag = cpu_to_le32(tag);
4360 
4361 	PM8001_INIT_DBG(pm8001_ha,
4362 		pm8001_printk("PHY START REQ for phy_id %d\n", phy_id));
4363 	/*
4364 	 ** [0:7]	PHY Identifier
4365 	 ** [8:11]	link rate 1.5G, 3G, 6G
4366 	 ** [12:13] link mode 01b SAS mode; 10b SATA mode; 11b Auto mode
4367 	 ** [14]	0b disable spin up hold; 1b enable spin up hold
4368 	 ** [15] ob no change in current PHY analig setup 1b enable using SPAST
4369 	 */
4370 	if (!IS_SPCV_12G(pm8001_ha->pdev))
4371 		payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE |
4372 				LINKMODE_AUTO | LINKRATE_15 |
4373 				LINKRATE_30 | LINKRATE_60 | phy_id);
4374 	else
4375 		payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE |
4376 				LINKMODE_AUTO | LINKRATE_15 |
4377 				LINKRATE_30 | LINKRATE_60 | LINKRATE_120 |
4378 				phy_id);
4379 
4380 	/* SSC Disable and SAS Analog ST configuration */
4381 	/**
4382 	payload.ase_sh_lm_slr_phyid =
4383 		cpu_to_le32(SSC_DISABLE_30 | SAS_ASE | SPINHOLD_DISABLE |
4384 		LINKMODE_AUTO | LINKRATE_15 | LINKRATE_30 | LINKRATE_60 |
4385 		phy_id);
4386 	Have to add "SAS PHY Analog Setup SPASTI 1 Byte" Based on need
4387 	**/
4388 
4389 	payload.sas_identify.dev_type = SAS_END_DEVICE;
4390 	payload.sas_identify.initiator_bits = SAS_PROTOCOL_ALL;
4391 	memcpy(payload.sas_identify.sas_addr,
4392 		pm8001_ha->sas_addr, SAS_ADDR_SIZE);
4393 	payload.sas_identify.phy_id = phy_id;
4394 	ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload, 0);
4395 	return ret;
4396 }
4397 
4398 /**
4399  * pm8001_chip_phy_stop_req - start phy via PHY_STOP COMMAND
4400  * @pm8001_ha: our hba card information.
4401  * @num: the inbound queue number
4402  * @phy_id: the phy id which we wanted to start up.
4403  */
4404 static int pm80xx_chip_phy_stop_req(struct pm8001_hba_info *pm8001_ha,
4405 	u8 phy_id)
4406 {
4407 	struct phy_stop_req payload;
4408 	struct inbound_queue_table *circularQ;
4409 	int ret;
4410 	u32 tag = 0x01;
4411 	u32 opcode = OPC_INB_PHYSTOP;
4412 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
4413 	memset(&payload, 0, sizeof(payload));
4414 	payload.tag = cpu_to_le32(tag);
4415 	payload.phy_id = cpu_to_le32(phy_id);
4416 	ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload, 0);
4417 	return ret;
4418 }
4419 
4420 /**
4421  * see comments on pm8001_mpi_reg_resp.
4422  */
4423 static int pm80xx_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha,
4424 	struct pm8001_device *pm8001_dev, u32 flag)
4425 {
4426 	struct reg_dev_req payload;
4427 	u32	opc;
4428 	u32 stp_sspsmp_sata = 0x4;
4429 	struct inbound_queue_table *circularQ;
4430 	u32 linkrate, phy_id;
4431 	int rc, tag = 0xdeadbeef;
4432 	struct pm8001_ccb_info *ccb;
4433 	u8 retryFlag = 0x1;
4434 	u16 firstBurstSize = 0;
4435 	u16 ITNT = 2000;
4436 	struct domain_device *dev = pm8001_dev->sas_device;
4437 	struct domain_device *parent_dev = dev->parent;
4438 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
4439 
4440 	memset(&payload, 0, sizeof(payload));
4441 	rc = pm8001_tag_alloc(pm8001_ha, &tag);
4442 	if (rc)
4443 		return rc;
4444 	ccb = &pm8001_ha->ccb_info[tag];
4445 	ccb->device = pm8001_dev;
4446 	ccb->ccb_tag = tag;
4447 	payload.tag = cpu_to_le32(tag);
4448 
4449 	if (flag == 1) {
4450 		stp_sspsmp_sata = 0x02; /*direct attached sata */
4451 	} else {
4452 		if (pm8001_dev->dev_type == SAS_SATA_DEV)
4453 			stp_sspsmp_sata = 0x00; /* stp*/
4454 		else if (pm8001_dev->dev_type == SAS_END_DEVICE ||
4455 			pm8001_dev->dev_type == SAS_EDGE_EXPANDER_DEVICE ||
4456 			pm8001_dev->dev_type == SAS_FANOUT_EXPANDER_DEVICE)
4457 			stp_sspsmp_sata = 0x01; /*ssp or smp*/
4458 	}
4459 	if (parent_dev && DEV_IS_EXPANDER(parent_dev->dev_type))
4460 		phy_id = parent_dev->ex_dev.ex_phy->phy_id;
4461 	else
4462 		phy_id = pm8001_dev->attached_phy;
4463 
4464 	opc = OPC_INB_REG_DEV;
4465 
4466 	linkrate = (pm8001_dev->sas_device->linkrate < dev->port->linkrate) ?
4467 			pm8001_dev->sas_device->linkrate : dev->port->linkrate;
4468 
4469 	payload.phyid_portid =
4470 		cpu_to_le32(((pm8001_dev->sas_device->port->id) & 0xFF) |
4471 		((phy_id & 0xFF) << 8));
4472 
4473 	payload.dtype_dlr_mcn_ir_retry = cpu_to_le32((retryFlag & 0x01) |
4474 		((linkrate & 0x0F) << 24) |
4475 		((stp_sspsmp_sata & 0x03) << 28));
4476 	payload.firstburstsize_ITNexustimeout =
4477 		cpu_to_le32(ITNT | (firstBurstSize * 0x10000));
4478 
4479 	memcpy(payload.sas_addr, pm8001_dev->sas_device->sas_addr,
4480 		SAS_ADDR_SIZE);
4481 
4482 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
4483 	if (rc)
4484 		pm8001_tag_free(pm8001_ha, tag);
4485 
4486 	return rc;
4487 }
4488 
4489 /**
4490  * pm80xx_chip_phy_ctl_req - support the local phy operation
4491  * @pm8001_ha: our hba card information.
4492  * @num: the inbound queue number
4493  * @phy_id: the phy id which we wanted to operate
4494  * @phy_op:
4495  */
4496 static int pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
4497 	u32 phyId, u32 phy_op)
4498 {
4499 	struct local_phy_ctl_req payload;
4500 	struct inbound_queue_table *circularQ;
4501 	int ret;
4502 	u32 opc = OPC_INB_LOCAL_PHY_CONTROL;
4503 	memset(&payload, 0, sizeof(payload));
4504 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
4505 	payload.tag = cpu_to_le32(1);
4506 	payload.phyop_phyid =
4507 		cpu_to_le32(((phy_op & 0xFF) << 8) | (phyId & 0xFF));
4508 	ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
4509 	return ret;
4510 }
4511 
4512 static u32 pm80xx_chip_is_our_interupt(struct pm8001_hba_info *pm8001_ha)
4513 {
4514 	u32 value;
4515 #ifdef PM8001_USE_MSIX
4516 	return 1;
4517 #endif
4518 	value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR);
4519 	if (value)
4520 		return 1;
4521 	return 0;
4522 
4523 }
4524 
4525 /**
4526  * pm8001_chip_isr - PM8001 isr handler.
4527  * @pm8001_ha: our hba card information.
4528  * @irq: irq number.
4529  * @stat: stat.
4530  */
4531 static irqreturn_t
4532 pm80xx_chip_isr(struct pm8001_hba_info *pm8001_ha, u8 vec)
4533 {
4534 	pm80xx_chip_interrupt_disable(pm8001_ha, vec);
4535 	process_oq(pm8001_ha, vec);
4536 	pm80xx_chip_interrupt_enable(pm8001_ha, vec);
4537 	return IRQ_HANDLED;
4538 }
4539 
4540 void mpi_set_phy_profile_req(struct pm8001_hba_info *pm8001_ha,
4541 	u32 operation, u32 phyid, u32 length, u32 *buf)
4542 {
4543 	u32 tag , i, j = 0;
4544 	int rc;
4545 	struct set_phy_profile_req payload;
4546 	struct inbound_queue_table *circularQ;
4547 	u32 opc = OPC_INB_SET_PHY_PROFILE;
4548 
4549 	memset(&payload, 0, sizeof(payload));
4550 	rc = pm8001_tag_alloc(pm8001_ha, &tag);
4551 	if (rc)
4552 		PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("Invalid tag\n"));
4553 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
4554 	payload.tag = cpu_to_le32(tag);
4555 	payload.ppc_phyid = (((operation & 0xF) << 8) | (phyid  & 0xFF));
4556 	PM8001_INIT_DBG(pm8001_ha,
4557 		pm8001_printk(" phy profile command for phy %x ,length is %d\n",
4558 			payload.ppc_phyid, length));
4559 	for (i = length; i < (length + PHY_DWORD_LENGTH - 1); i++) {
4560 		payload.reserved[j] =  cpu_to_le32(*((u32 *)buf + i));
4561 		j++;
4562 	}
4563 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
4564 	if (rc)
4565 		pm8001_tag_free(pm8001_ha, tag);
4566 }
4567 
4568 void pm8001_set_phy_profile(struct pm8001_hba_info *pm8001_ha,
4569 	u32 length, u8 *buf)
4570 {
4571 	u32 page_code, i;
4572 
4573 	page_code = SAS_PHY_ANALOG_SETTINGS_PAGE;
4574 	for (i = 0; i < pm8001_ha->chip->n_phy; i++) {
4575 		mpi_set_phy_profile_req(pm8001_ha,
4576 			SAS_PHY_ANALOG_SETTINGS_PAGE, i, length, (u32 *)buf);
4577 		length = length + PHY_DWORD_LENGTH;
4578 	}
4579 	PM8001_INIT_DBG(pm8001_ha, pm8001_printk("phy settings completed\n"));
4580 }
4581 
4582 void pm8001_set_phy_profile_single(struct pm8001_hba_info *pm8001_ha,
4583 		u32 phy, u32 length, u32 *buf)
4584 {
4585 	u32 tag, opc;
4586 	int rc, i;
4587 	struct set_phy_profile_req payload;
4588 	struct inbound_queue_table *circularQ;
4589 
4590 	memset(&payload, 0, sizeof(payload));
4591 
4592 	rc = pm8001_tag_alloc(pm8001_ha, &tag);
4593 	if (rc)
4594 		PM8001_INIT_DBG(pm8001_ha, pm8001_printk("Invalid tag"));
4595 
4596 	circularQ = &pm8001_ha->inbnd_q_tbl[0];
4597 	opc = OPC_INB_SET_PHY_PROFILE;
4598 
4599 	payload.tag = cpu_to_le32(tag);
4600 	payload.ppc_phyid = (((SAS_PHY_ANALOG_SETTINGS_PAGE & 0xF) << 8)
4601 				| (phy & 0xFF));
4602 
4603 	for (i = 0; i < length; i++)
4604 		payload.reserved[i] = cpu_to_le32(*(buf + i));
4605 
4606 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
4607 	if (rc)
4608 		pm8001_tag_free(pm8001_ha, tag);
4609 
4610 	PM8001_INIT_DBG(pm8001_ha,
4611 		pm8001_printk("PHY %d settings applied", phy));
4612 }
4613 const struct pm8001_dispatch pm8001_80xx_dispatch = {
4614 	.name			= "pmc80xx",
4615 	.chip_init		= pm80xx_chip_init,
4616 	.chip_soft_rst		= pm80xx_chip_soft_rst,
4617 	.chip_rst		= pm80xx_hw_chip_rst,
4618 	.chip_iounmap		= pm8001_chip_iounmap,
4619 	.isr			= pm80xx_chip_isr,
4620 	.is_our_interupt	= pm80xx_chip_is_our_interupt,
4621 	.isr_process_oq		= process_oq,
4622 	.interrupt_enable	= pm80xx_chip_interrupt_enable,
4623 	.interrupt_disable	= pm80xx_chip_interrupt_disable,
4624 	.make_prd		= pm8001_chip_make_sg,
4625 	.smp_req		= pm80xx_chip_smp_req,
4626 	.ssp_io_req		= pm80xx_chip_ssp_io_req,
4627 	.sata_req		= pm80xx_chip_sata_req,
4628 	.phy_start_req		= pm80xx_chip_phy_start_req,
4629 	.phy_stop_req		= pm80xx_chip_phy_stop_req,
4630 	.reg_dev_req		= pm80xx_chip_reg_dev_req,
4631 	.dereg_dev_req		= pm8001_chip_dereg_dev_req,
4632 	.phy_ctl_req		= pm80xx_chip_phy_ctl_req,
4633 	.task_abort		= pm8001_chip_abort_task,
4634 	.ssp_tm_req		= pm8001_chip_ssp_tm_req,
4635 	.get_nvmd_req		= pm8001_chip_get_nvmd_req,
4636 	.set_nvmd_req		= pm8001_chip_set_nvmd_req,
4637 	.fw_flash_update_req	= pm8001_chip_fw_flash_update_req,
4638 	.set_dev_state_req	= pm8001_chip_set_dev_state_req,
4639 };
4640