xref: /linux/drivers/net/ipa/reg/gsi_reg-v3.1.c (revision 621cde16e49b3ecf7d59a8106a20aaebfb4a59a9) 
1 // SPDX-License-Identifier: GPL-2.0
2 
3 /* Copyright (C) 2023-2024 Linaro Ltd. */
4 
5 #include <linux/array_size.h>
6 #include <linux/bits.h>
7 #include <linux/types.h>
8 
9 #include "../gsi_reg.h"
10 #include "../ipa_version.h"
11 #include "../reg.h"
12 
13 REG(INTER_EE_SRC_CH_IRQ_MSK, inter_ee_src_ch_irq_msk,
14     0x0000c020 + 0x1000 * GSI_EE_AP);
15 
16 REG(INTER_EE_SRC_EV_CH_IRQ_MSK, inter_ee_src_ev_ch_irq_msk,
17     0x0000c024 + 0x1000 * GSI_EE_AP);
18 
19 static const u32 reg_ch_c_cntxt_0_fmask[] = {
20 	[CHTYPE_PROTOCOL]				= GENMASK(2, 0),
21 	[CHTYPE_DIR]					= BIT(3),
22 	[CH_EE]						= GENMASK(7, 4),
23 	[CHID]						= GENMASK(12, 8),
24 						/* Bit 13 reserved */
25 	[ERINDEX]					= GENMASK(18, 14),
26 						/* Bit 19 reserved */
27 	[CHSTATE]					= GENMASK(23, 20),
28 	[ELEMENT_SIZE]					= GENMASK(31, 24),
29 };
30 
31 REG_STRIDE_FIELDS(CH_C_CNTXT_0, ch_c_cntxt_0,
32 		  0x0001c000 + 0x4000 * GSI_EE_AP, 0x80);
33 
34 static const u32 reg_ch_c_cntxt_1_fmask[] = {
35 	[CH_R_LENGTH]					= GENMASK(15, 0),
36 						/* Bits 16-31 reserved */
37 };
38 
39 REG_STRIDE_FIELDS(CH_C_CNTXT_1, ch_c_cntxt_1,
40 		  0x0001c004 + 0x4000 * GSI_EE_AP, 0x80);
41 
42 REG_STRIDE(CH_C_CNTXT_2, ch_c_cntxt_2, 0x0001c008 + 0x4000 * GSI_EE_AP, 0x80);
43 
44 REG_STRIDE(CH_C_CNTXT_3, ch_c_cntxt_3, 0x0001c00c + 0x4000 * GSI_EE_AP, 0x80);
45 
46 static const u32 reg_ch_c_qos_fmask[] = {
47 	[WRR_WEIGHT]					= GENMASK(3, 0),
48 						/* Bits 4-7 reserved */
49 	[MAX_PREFETCH]					= BIT(8),
50 	[USE_DB_ENG]					= BIT(9),
51 						/* Bits 10-31 reserved */
52 };
53 
54 REG_STRIDE_FIELDS(CH_C_QOS, ch_c_qos, 0x0001c05c + 0x4000 * GSI_EE_AP, 0x80);
55 
56 static const u32 reg_error_log_fmask[] = {
57 	[ERR_ARG3]					= GENMASK(3, 0),
58 	[ERR_ARG2]					= GENMASK(7, 4),
59 	[ERR_ARG1]					= GENMASK(11, 8),
60 	[ERR_CODE]					= GENMASK(15, 12),
61 						/* Bits 16-18 reserved */
62 	[ERR_VIRT_IDX]					= GENMASK(23, 19),
63 	[ERR_TYPE]					= GENMASK(27, 24),
64 	[ERR_EE]					= GENMASK(31, 28),
65 };
66 
67 REG_STRIDE(CH_C_SCRATCH_0, ch_c_scratch_0,
68 	   0x0001c060 + 0x4000 * GSI_EE_AP, 0x80);
69 
70 REG_STRIDE(CH_C_SCRATCH_1, ch_c_scratch_1,
71 	   0x0001c064 + 0x4000 * GSI_EE_AP, 0x80);
72 
73 REG_STRIDE(CH_C_SCRATCH_2, ch_c_scratch_2,
74 	   0x0001c068 + 0x4000 * GSI_EE_AP, 0x80);
75 
76 REG_STRIDE(CH_C_SCRATCH_3, ch_c_scratch_3,
77 	   0x0001c06c + 0x4000 * GSI_EE_AP, 0x80);
78 
79 static const u32 reg_ev_ch_e_cntxt_0_fmask[] = {
80 	[EV_CHTYPE]					= GENMASK(3, 0),
81 	[EV_EE]						= GENMASK(7, 4),
82 	[EV_EVCHID]					= GENMASK(15, 8),
83 	[EV_INTYPE]					= BIT(16),
84 						/* Bits 17-19 reserved */
85 	[EV_CHSTATE]					= GENMASK(23, 20),
86 	[EV_ELEMENT_SIZE]				= GENMASK(31, 24),
87 };
88 
89 REG_STRIDE_FIELDS(EV_CH_E_CNTXT_0, ev_ch_e_cntxt_0,
90 		  0x0001d000 + 0x4000 * GSI_EE_AP, 0x80);
91 
92 static const u32 reg_ev_ch_e_cntxt_1_fmask[] = {
93 	[R_LENGTH]					= GENMASK(15, 0),
94 };
95 
96 REG_STRIDE_FIELDS(EV_CH_E_CNTXT_1, ev_ch_e_cntxt_1,
97 		  0x0001d004 + 0x4000 * GSI_EE_AP, 0x80);
98 
99 REG_STRIDE(EV_CH_E_CNTXT_2, ev_ch_e_cntxt_2,
100 	   0x0001d008 + 0x4000 * GSI_EE_AP, 0x80);
101 
102 REG_STRIDE(EV_CH_E_CNTXT_3, ev_ch_e_cntxt_3,
103 	   0x0001d00c + 0x4000 * GSI_EE_AP, 0x80);
104 
105 REG_STRIDE(EV_CH_E_CNTXT_4, ev_ch_e_cntxt_4,
106 	   0x0001d010 + 0x4000 * GSI_EE_AP, 0x80);
107 
108 static const u32 reg_ev_ch_e_cntxt_8_fmask[] = {
109 	[EV_MODT]					= GENMASK(15, 0),
110 	[EV_MODC]					= GENMASK(23, 16),
111 	[EV_MOD_CNT]					= GENMASK(31, 24),
112 };
113 
114 REG_STRIDE_FIELDS(EV_CH_E_CNTXT_8, ev_ch_e_cntxt_8,
115 		  0x0001d020 + 0x4000 * GSI_EE_AP, 0x80);
116 
117 REG_STRIDE(EV_CH_E_CNTXT_9, ev_ch_e_cntxt_9,
118 	   0x0001d024 + 0x4000 * GSI_EE_AP, 0x80);
119 
120 REG_STRIDE(EV_CH_E_CNTXT_10, ev_ch_e_cntxt_10,
121 	   0x0001d028 + 0x4000 * GSI_EE_AP, 0x80);
122 
123 REG_STRIDE(EV_CH_E_CNTXT_11, ev_ch_e_cntxt_11,
124 	   0x0001d02c + 0x4000 * GSI_EE_AP, 0x80);
125 
126 REG_STRIDE(EV_CH_E_CNTXT_12, ev_ch_e_cntxt_12,
127 	   0x0001d030 + 0x4000 * GSI_EE_AP, 0x80);
128 
129 REG_STRIDE(EV_CH_E_CNTXT_13, ev_ch_e_cntxt_13,
130 	   0x0001d034 + 0x4000 * GSI_EE_AP, 0x80);
131 
132 REG_STRIDE(EV_CH_E_SCRATCH_0, ev_ch_e_scratch_0,
133 	   0x0001d048 + 0x4000 * GSI_EE_AP, 0x80);
134 
135 REG_STRIDE(EV_CH_E_SCRATCH_1, ev_ch_e_scratch_1,
136 	   0x0001d04c + 0x4000 * GSI_EE_AP, 0x80);
137 
138 REG_STRIDE(CH_C_DOORBELL_0, ch_c_doorbell_0,
139 	   0x0001e000 + 0x4000 * GSI_EE_AP, 0x08);
140 
141 REG_STRIDE(EV_CH_E_DOORBELL_0, ev_ch_e_doorbell_0,
142 	   0x0001e100 + 0x4000 * GSI_EE_AP, 0x08);
143 
144 static const u32 reg_gsi_status_fmask[] = {
145 	[ENABLED]					= BIT(0),
146 						/* Bits 1-31 reserved */
147 };
148 
149 REG_FIELDS(GSI_STATUS, gsi_status, 0x0001f000 + 0x4000 * GSI_EE_AP);
150 
151 static const u32 reg_ch_cmd_fmask[] = {
152 	[CH_CHID]					= GENMASK(7, 0),
153 						/* Bits 8-23 reserved */
154 	[CH_OPCODE]					= GENMASK(31, 24),
155 };
156 
157 REG_FIELDS(CH_CMD, ch_cmd, 0x0001f008 + 0x4000 * GSI_EE_AP);
158 
159 static const u32 reg_ev_ch_cmd_fmask[] = {
160 	[EV_CHID]					= GENMASK(7, 0),
161 						/* Bits 8-23 reserved */
162 	[EV_OPCODE]					= GENMASK(31, 24),
163 };
164 
165 REG_FIELDS(EV_CH_CMD, ev_ch_cmd, 0x0001f010 + 0x4000 * GSI_EE_AP);
166 
167 static const u32 reg_generic_cmd_fmask[] = {
168 	[GENERIC_OPCODE]				= GENMASK(4, 0),
169 	[GENERIC_CHID]					= GENMASK(9, 5),
170 	[GENERIC_EE]					= GENMASK(13, 10),
171 						/* Bits 14-31 reserved */
172 };
173 
174 REG_FIELDS(GENERIC_CMD, generic_cmd, 0x0001f018 + 0x4000 * GSI_EE_AP);
175 
176 REG(CNTXT_TYPE_IRQ, cntxt_type_irq, 0x0001f080 + 0x4000 * GSI_EE_AP);
177 
178 REG(CNTXT_TYPE_IRQ_MSK, cntxt_type_irq_msk, 0x0001f088 + 0x4000 * GSI_EE_AP);
179 
180 REG(CNTXT_SRC_CH_IRQ, cntxt_src_ch_irq, 0x0001f090 + 0x4000 * GSI_EE_AP);
181 
182 REG(CNTXT_SRC_EV_CH_IRQ, cntxt_src_ev_ch_irq, 0x0001f094 + 0x4000 * GSI_EE_AP);
183 
184 REG(CNTXT_SRC_CH_IRQ_MSK, cntxt_src_ch_irq_msk,
185     0x0001f098 + 0x4000 * GSI_EE_AP);
186 
187 REG(CNTXT_SRC_EV_CH_IRQ_MSK, cntxt_src_ev_ch_irq_msk,
188     0x0001f09c + 0x4000 * GSI_EE_AP);
189 
190 REG(CNTXT_SRC_CH_IRQ_CLR, cntxt_src_ch_irq_clr,
191     0x0001f0a0 + 0x4000 * GSI_EE_AP);
192 
193 REG(CNTXT_SRC_EV_CH_IRQ_CLR, cntxt_src_ev_ch_irq_clr,
194     0x0001f0a4 + 0x4000 * GSI_EE_AP);
195 
196 REG(CNTXT_SRC_IEOB_IRQ, cntxt_src_ieob_irq, 0x0001f0b0 + 0x4000 * GSI_EE_AP);
197 
198 REG(CNTXT_SRC_IEOB_IRQ_MSK, cntxt_src_ieob_irq_msk,
199     0x0001f0b8 + 0x4000 * GSI_EE_AP);
200 
201 REG(CNTXT_SRC_IEOB_IRQ_CLR, cntxt_src_ieob_irq_clr,
202     0x0001f0c0 + 0x4000 * GSI_EE_AP);
203 
204 REG(CNTXT_GLOB_IRQ_STTS, cntxt_glob_irq_stts, 0x0001f100 + 0x4000 * GSI_EE_AP);
205 
206 REG(CNTXT_GLOB_IRQ_EN, cntxt_glob_irq_en, 0x0001f108 + 0x4000 * GSI_EE_AP);
207 
208 REG(CNTXT_GLOB_IRQ_CLR, cntxt_glob_irq_clr, 0x0001f110 + 0x4000 * GSI_EE_AP);
209 
210 REG(CNTXT_GSI_IRQ_STTS, cntxt_gsi_irq_stts, 0x0001f118 + 0x4000 * GSI_EE_AP);
211 
212 REG(CNTXT_GSI_IRQ_EN, cntxt_gsi_irq_en, 0x0001f120 + 0x4000 * GSI_EE_AP);
213 
214 REG(CNTXT_GSI_IRQ_CLR, cntxt_gsi_irq_clr, 0x0001f128 + 0x4000 * GSI_EE_AP);
215 
216 static const u32 reg_cntxt_intset_fmask[] = {
217 	[INTYPE]					= BIT(0)
218 						/* Bits 1-31 reserved */
219 };
220 
221 REG_FIELDS(CNTXT_INTSET, cntxt_intset, 0x0001f180 + 0x4000 * GSI_EE_AP);
222 
223 REG_FIELDS(ERROR_LOG, error_log, 0x0001f200 + 0x4000 * GSI_EE_AP);
224 
225 REG(ERROR_LOG_CLR, error_log_clr, 0x0001f210 + 0x4000 * GSI_EE_AP);
226 
227 static const u32 reg_cntxt_scratch_0_fmask[] = {
228 	[INTER_EE_RESULT]				= GENMASK(2, 0),
229 						/* Bits 3-4 reserved */
230 	[GENERIC_EE_RESULT]				= GENMASK(7, 5),
231 						/* Bits 8-31 reserved */
232 };
233 
234 REG_FIELDS(CNTXT_SCRATCH_0, cntxt_scratch_0, 0x0001f400 + 0x4000 * GSI_EE_AP);
235 
236 static const struct reg *reg_array[] = {
237 	[INTER_EE_SRC_CH_IRQ_MSK]	= &reg_inter_ee_src_ch_irq_msk,
238 	[INTER_EE_SRC_EV_CH_IRQ_MSK]	= &reg_inter_ee_src_ev_ch_irq_msk,
239 	[CH_C_CNTXT_0]			= &reg_ch_c_cntxt_0,
240 	[CH_C_CNTXT_1]			= &reg_ch_c_cntxt_1,
241 	[CH_C_CNTXT_2]			= &reg_ch_c_cntxt_2,
242 	[CH_C_CNTXT_3]			= &reg_ch_c_cntxt_3,
243 	[CH_C_QOS]			= &reg_ch_c_qos,
244 	[CH_C_SCRATCH_0]		= &reg_ch_c_scratch_0,
245 	[CH_C_SCRATCH_1]		= &reg_ch_c_scratch_1,
246 	[CH_C_SCRATCH_2]		= &reg_ch_c_scratch_2,
247 	[CH_C_SCRATCH_3]		= &reg_ch_c_scratch_3,
248 	[EV_CH_E_CNTXT_0]		= &reg_ev_ch_e_cntxt_0,
249 	[EV_CH_E_CNTXT_1]		= &reg_ev_ch_e_cntxt_1,
250 	[EV_CH_E_CNTXT_2]		= &reg_ev_ch_e_cntxt_2,
251 	[EV_CH_E_CNTXT_3]		= &reg_ev_ch_e_cntxt_3,
252 	[EV_CH_E_CNTXT_4]		= &reg_ev_ch_e_cntxt_4,
253 	[EV_CH_E_CNTXT_8]		= &reg_ev_ch_e_cntxt_8,
254 	[EV_CH_E_CNTXT_9]		= &reg_ev_ch_e_cntxt_9,
255 	[EV_CH_E_CNTXT_10]		= &reg_ev_ch_e_cntxt_10,
256 	[EV_CH_E_CNTXT_11]		= &reg_ev_ch_e_cntxt_11,
257 	[EV_CH_E_CNTXT_12]		= &reg_ev_ch_e_cntxt_12,
258 	[EV_CH_E_CNTXT_13]		= &reg_ev_ch_e_cntxt_13,
259 	[EV_CH_E_SCRATCH_0]		= &reg_ev_ch_e_scratch_0,
260 	[EV_CH_E_SCRATCH_1]		= &reg_ev_ch_e_scratch_1,
261 	[CH_C_DOORBELL_0]		= &reg_ch_c_doorbell_0,
262 	[EV_CH_E_DOORBELL_0]		= &reg_ev_ch_e_doorbell_0,
263 	[GSI_STATUS]			= &reg_gsi_status,
264 	[CH_CMD]			= &reg_ch_cmd,
265 	[EV_CH_CMD]			= &reg_ev_ch_cmd,
266 	[GENERIC_CMD]			= &reg_generic_cmd,
267 	[CNTXT_TYPE_IRQ]		= &reg_cntxt_type_irq,
268 	[CNTXT_TYPE_IRQ_MSK]		= &reg_cntxt_type_irq_msk,
269 	[CNTXT_SRC_CH_IRQ]		= &reg_cntxt_src_ch_irq,
270 	[CNTXT_SRC_EV_CH_IRQ]		= &reg_cntxt_src_ev_ch_irq,
271 	[CNTXT_SRC_CH_IRQ_MSK]		= &reg_cntxt_src_ch_irq_msk,
272 	[CNTXT_SRC_EV_CH_IRQ_MSK]	= &reg_cntxt_src_ev_ch_irq_msk,
273 	[CNTXT_SRC_CH_IRQ_CLR]		= &reg_cntxt_src_ch_irq_clr,
274 	[CNTXT_SRC_EV_CH_IRQ_CLR]	= &reg_cntxt_src_ev_ch_irq_clr,
275 	[CNTXT_SRC_IEOB_IRQ]		= &reg_cntxt_src_ieob_irq,
276 	[CNTXT_SRC_IEOB_IRQ_MSK]	= &reg_cntxt_src_ieob_irq_msk,
277 	[CNTXT_SRC_IEOB_IRQ_CLR]	= &reg_cntxt_src_ieob_irq_clr,
278 	[CNTXT_GLOB_IRQ_STTS]		= &reg_cntxt_glob_irq_stts,
279 	[CNTXT_GLOB_IRQ_EN]		= &reg_cntxt_glob_irq_en,
280 	[CNTXT_GLOB_IRQ_CLR]		= &reg_cntxt_glob_irq_clr,
281 	[CNTXT_GSI_IRQ_STTS]		= &reg_cntxt_gsi_irq_stts,
282 	[CNTXT_GSI_IRQ_EN]		= &reg_cntxt_gsi_irq_en,
283 	[CNTXT_GSI_IRQ_CLR]		= &reg_cntxt_gsi_irq_clr,
284 	[CNTXT_INTSET]			= &reg_cntxt_intset,
285 	[ERROR_LOG]			= &reg_error_log,
286 	[ERROR_LOG_CLR]			= &reg_error_log_clr,
287 	[CNTXT_SCRATCH_0]		= &reg_cntxt_scratch_0,
288 };
289 
290 const struct regs gsi_regs_v3_1 = {
291 	.reg_count	= ARRAY_SIZE(reg_array),
292 	.reg		= reg_array,
293 };
294