1 /*
2  * Copyright (c) 2016 Hisilicon Limited.
3  *
4  * This software is available to you under a choice of one of two
5  * licenses.  You may choose to be licensed under the terms of the GNU
6  * General Public License (GPL) Version 2, available from the file
7  * COPYING in the main directory of this source tree, or the
8  * OpenIB.org BSD license below:
9  *
10  *     Redistribution and use in source and binary forms, with or
11  *     without modification, are permitted provided that the following
12  *     conditions are met:
13  *
14  *      - Redistributions of source code must retain the above
15  *        copyright notice, this list of conditions and the following
16  *        disclaimer.
17  *
18  *      - Redistributions in binary form must reproduce the above
19  *        copyright notice, this list of conditions and the following
20  *        disclaimer in the documentation and/or other materials
21  *        provided with the distribution.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30  * SOFTWARE.
31  */
32 
33 #ifndef _HNS_ROCE_COMMON_H
34 #define _HNS_ROCE_COMMON_H
35 #include <linux/bitfield.h>
36 
37 #define roce_write(dev, reg, val)	writel((val), (dev)->reg_base + (reg))
38 #define roce_read(dev, reg)		readl((dev)->reg_base + (reg))
39 #define roce_raw_write(value, addr) \
40 	__raw_writel((__force u32)cpu_to_le32(value), (addr))
41 
42 #define roce_get_field(origin, mask, shift)                                    \
43 	((le32_to_cpu(origin) & (mask)) >> (u32)(shift))
44 
45 #define roce_get_bit(origin, shift) \
46 	roce_get_field((origin), (1ul << (shift)), (shift))
47 
48 #define roce_set_field(origin, mask, shift, val)                               \
49 	do {                                                                   \
50 		(origin) &= ~cpu_to_le32(mask);                                \
51 		(origin) |=                                                    \
52 			cpu_to_le32(((u32)(val) << (u32)(shift)) & (mask));    \
53 	} while (0)
54 
55 #define roce_set_bit(origin, shift, val)                                       \
56 	roce_set_field((origin), (1ul << (shift)), (shift), (val))
57 
58 #define FIELD_LOC(field_type, field_h, field_l) field_type, field_h, field_l
59 
60 #define _hr_reg_enable(ptr, field_type, field_h, field_l)                      \
61 	({                                                                     \
62 		const field_type *_ptr = ptr;                                  \
63 		*((__le32 *)_ptr + (field_h) / 32) |= cpu_to_le32(             \
64 			BIT((field_l) % 32) +                                  \
65 			BUILD_BUG_ON_ZERO((field_h) != (field_l)));            \
66 	})
67 
68 #define hr_reg_enable(ptr, field) _hr_reg_enable(ptr, field)
69 
70 #define _hr_reg_clear(ptr, field_type, field_h, field_l)                       \
71 	({                                                                     \
72 		const field_type *_ptr = ptr;                                  \
73 		BUILD_BUG_ON(((field_h) / 32) != ((field_l) / 32));            \
74 		*((__le32 *)_ptr + (field_h) / 32) &=                          \
75 			~cpu_to_le32(GENMASK((field_h) % 32, (field_l) % 32)); \
76 	})
77 
78 #define hr_reg_clear(ptr, field) _hr_reg_clear(ptr, field)
79 
80 #define _hr_reg_write_bool(ptr, field_type, field_h, field_l, val)             \
81 	({                                                                     \
82 		(val) ? _hr_reg_enable(ptr, field_type, field_h, field_l) :    \
83 			_hr_reg_clear(ptr, field_type, field_h, field_l);      \
84 	})
85 
86 #define hr_reg_write_bool(ptr, field, val) _hr_reg_write_bool(ptr, field, val)
87 
88 #define _hr_reg_write(ptr, field_type, field_h, field_l, val)                  \
89 	({                                                                     \
90 		_hr_reg_clear(ptr, field_type, field_h, field_l);              \
91 		*((__le32 *)ptr + (field_h) / 32) |= cpu_to_le32(FIELD_PREP(   \
92 			GENMASK((field_h) % 32, (field_l) % 32), val));        \
93 	})
94 
95 #define hr_reg_write(ptr, field, val) _hr_reg_write(ptr, field, val)
96 
97 #define _hr_reg_read(ptr, field_type, field_h, field_l)                        \
98 	({                                                                     \
99 		const field_type *_ptr = ptr;                                  \
100 		BUILD_BUG_ON(((field_h) / 32) != ((field_l) / 32));            \
101 		FIELD_GET(GENMASK((field_h) % 32, (field_l) % 32),             \
102 			  le32_to_cpu(*((__le32 *)_ptr + (field_h) / 32)));    \
103 	})
104 
105 #define hr_reg_read(ptr, field) _hr_reg_read(ptr, field)
106 
107 /*************ROCEE_REG DEFINITION****************/
108 #define ROCEE_VENDOR_ID_REG			0x0
109 #define ROCEE_VENDOR_PART_ID_REG		0x4
110 
111 #define ROCEE_SYS_IMAGE_GUID_L_REG		0xC
112 #define ROCEE_SYS_IMAGE_GUID_H_REG		0x10
113 
114 #define ROCEE_PORT_GID_L_0_REG			0x50
115 #define ROCEE_PORT_GID_ML_0_REG			0x54
116 #define ROCEE_PORT_GID_MH_0_REG			0x58
117 #define ROCEE_PORT_GID_H_0_REG			0x5C
118 
119 #define ROCEE_BT_CMD_H_REG			0x204
120 
121 #define ROCEE_SMAC_L_0_REG			0x240
122 #define ROCEE_SMAC_H_0_REG			0x244
123 
124 #define ROCEE_QP1C_CFG3_0_REG			0x27C
125 
126 #define ROCEE_CAEP_AEQE_CONS_IDX_REG		0x3AC
127 #define ROCEE_CAEP_CEQC_CONS_IDX_0_REG		0x3BC
128 
129 #define ROCEE_ECC_UCERR_ALM1_REG		0xB38
130 #define ROCEE_ECC_UCERR_ALM2_REG		0xB3C
131 #define ROCEE_ECC_CERR_ALM1_REG			0xB44
132 #define ROCEE_ECC_CERR_ALM2_REG			0xB48
133 
134 #define ROCEE_ACK_DELAY_REG			0x14
135 #define ROCEE_GLB_CFG_REG			0x18
136 
137 #define ROCEE_DMAE_USER_CFG1_REG		0x40
138 #define ROCEE_DMAE_USER_CFG2_REG		0x44
139 
140 #define ROCEE_DB_SQ_WL_REG			0x154
141 #define ROCEE_DB_OTHERS_WL_REG			0x158
142 #define ROCEE_RAQ_WL_REG			0x15C
143 #define ROCEE_WRMS_POL_TIME_INTERVAL_REG	0x160
144 #define ROCEE_EXT_DB_SQ_REG			0x164
145 #define ROCEE_EXT_DB_SQ_H_REG			0x168
146 #define ROCEE_EXT_DB_OTH_REG			0x16C
147 
148 #define ROCEE_EXT_DB_OTH_H_REG			0x170
149 #define ROCEE_EXT_DB_SQ_WL_EMPTY_REG		0x174
150 #define ROCEE_EXT_DB_SQ_WL_REG			0x178
151 #define ROCEE_EXT_DB_OTHERS_WL_EMPTY_REG	0x17C
152 #define ROCEE_EXT_DB_OTHERS_WL_REG		0x180
153 #define ROCEE_EXT_RAQ_REG			0x184
154 #define ROCEE_EXT_RAQ_H_REG			0x188
155 
156 #define ROCEE_CAEP_CE_INTERVAL_CFG_REG		0x190
157 #define ROCEE_CAEP_CE_BURST_NUM_CFG_REG		0x194
158 #define ROCEE_BT_CMD_L_REG			0x200
159 
160 #define ROCEE_MB1_REG				0x210
161 #define ROCEE_MB6_REG				0x224
162 #define ROCEE_DB_SQ_L_0_REG			0x230
163 #define ROCEE_DB_OTHERS_L_0_REG			0x238
164 #define ROCEE_QP1C_CFG0_0_REG			0x270
165 
166 #define ROCEE_CAEP_AEQC_AEQE_SHIFT_REG		0x3A0
167 #define ROCEE_CAEP_CEQC_SHIFT_0_REG		0x3B0
168 #define ROCEE_CAEP_CE_IRQ_MASK_0_REG		0x3C0
169 #define ROCEE_CAEP_CEQ_ALM_OVF_0_REG		0x3C4
170 #define ROCEE_CAEP_AE_MASK_REG			0x6C8
171 #define ROCEE_CAEP_AE_ST_REG			0x6CC
172 
173 #define ROCEE_CAEP_CQE_WCMD_EMPTY		0x850
174 #define ROCEE_SCAEP_WR_CQE_CNT			0x8D0
175 #define ROCEE_ECC_UCERR_ALM0_REG		0xB34
176 #define ROCEE_ECC_CERR_ALM0_REG			0xB40
177 
178 /* V2 ROCEE REG */
179 #define ROCEE_TX_CMQ_BASEADDR_L_REG		0x07000
180 #define ROCEE_TX_CMQ_BASEADDR_H_REG		0x07004
181 #define ROCEE_TX_CMQ_DEPTH_REG			0x07008
182 #define ROCEE_TX_CMQ_PI_REG			0x07010
183 #define ROCEE_TX_CMQ_CI_REG			0x07014
184 
185 #define ROCEE_RX_CMQ_BASEADDR_L_REG		0x07018
186 #define ROCEE_RX_CMQ_BASEADDR_H_REG		0x0701c
187 #define ROCEE_RX_CMQ_DEPTH_REG			0x07020
188 #define ROCEE_RX_CMQ_TAIL_REG			0x07024
189 #define ROCEE_RX_CMQ_HEAD_REG			0x07028
190 
191 #define ROCEE_VF_EQ_DB_CFG0_REG			0x238
192 #define ROCEE_VF_EQ_DB_CFG1_REG			0x23C
193 
194 #define ROCEE_VF_ABN_INT_CFG_REG		0x13000
195 #define ROCEE_VF_ABN_INT_ST_REG			0x13004
196 #define ROCEE_VF_ABN_INT_EN_REG			0x13008
197 #define ROCEE_VF_EVENT_INT_EN_REG		0x1300c
198 
199 #endif /* _HNS_ROCE_COMMON_H */
200