xref: /openbmc/linux/drivers/net/ipa/reg/gsi_reg-v5.0.c (revision 1dca26d6) 
1 // SPDX-License-Identifier: GPL-2.0
2 
3 /* Copyright (C) 2023 Linaro Ltd. */
4 
5 #include <linux/types.h>
6 
7 #include "../gsi.h"
8 #include "../reg.h"
9 #include "../gsi_reg.h"
10 
11 REG(INTER_EE_SRC_CH_IRQ_MSK, inter_ee_src_ch_irq_msk,
12     0x0000c01c + 0x1000 * GSI_EE_AP);
13 
14 REG(INTER_EE_SRC_EV_CH_IRQ_MSK, inter_ee_src_ev_ch_irq_msk,
15     0x0000c028 + 0x1000 * GSI_EE_AP);
16 
17 static const u32 reg_ch_c_cntxt_0_fmask[] = {
18 	[CHTYPE_PROTOCOL]				= GENMASK(6, 0),
19 	[CHTYPE_DIR]					= BIT(7),
20 	[CH_EE]						= GENMASK(11, 8),
21 	[CHID]						= GENMASK(19, 12),
22 	[CHSTATE]					= GENMASK(23, 20),
23 	[ELEMENT_SIZE]					= GENMASK(31, 24),
24 };
25 
26 REG_STRIDE_FIELDS(CH_C_CNTXT_0, ch_c_cntxt_0,
27 		  0x00014000 + 0x12000 * GSI_EE_AP, 0x80);
28 
29 static const u32 reg_ch_c_cntxt_1_fmask[] = {
30 	[CH_R_LENGTH]					= GENMASK(23, 0),
31 	[ERINDEX]					= GENMASK(31, 24),
32 };
33 
34 REG_STRIDE_FIELDS(CH_C_CNTXT_1, ch_c_cntxt_1,
35 		  0x00014004 + 0x12000 * GSI_EE_AP, 0x80);
36 
37 REG_STRIDE(CH_C_CNTXT_2, ch_c_cntxt_2, 0x00014008 + 0x12000 * GSI_EE_AP, 0x80);
38 
39 REG_STRIDE(CH_C_CNTXT_3, ch_c_cntxt_3, 0x0001400c + 0x12000 * GSI_EE_AP, 0x80);
40 
41 static const u32 reg_ch_c_qos_fmask[] = {
42 	[WRR_WEIGHT]					= GENMASK(3, 0),
43 						/* Bits 4-7 reserved */
44 	[MAX_PREFETCH]					= BIT(8),
45 	[USE_DB_ENG]					= BIT(9),
46 	[PREFETCH_MODE]					= GENMASK(13, 10),
47 						/* Bits 14-15 reserved */
48 	[EMPTY_LVL_THRSHOLD]				= GENMASK(23, 16),
49 	[DB_IN_BYTES]					= BIT(24),
50 	[LOW_LATENCY_EN]				= BIT(25),
51 						/* Bits 26-31 reserved */
52 };
53 
54 REG_STRIDE_FIELDS(CH_C_QOS, ch_c_qos, 0x00014048 + 0x12000 * GSI_EE_AP, 0x80);
55 
56 REG_STRIDE(CH_C_SCRATCH_0, ch_c_scratch_0,
57 	   0x0001404c + 0x12000 * GSI_EE_AP, 0x80);
58 
59 REG_STRIDE(CH_C_SCRATCH_1, ch_c_scratch_1,
60 	   0x00014050 + 0x12000 * GSI_EE_AP, 0x80);
61 
62 REG_STRIDE(CH_C_SCRATCH_2, ch_c_scratch_2,
63 	   0x00014054 + 0x12000 * GSI_EE_AP, 0x80);
64 
65 REG_STRIDE(CH_C_SCRATCH_3, ch_c_scratch_3,
66 	   0x00014058 + 0x12000 * GSI_EE_AP, 0x80);
67 
68 static const u32 reg_ev_ch_e_cntxt_0_fmask[] = {
69 	[EV_CHTYPE]					= GENMASK(6, 0),
70 	[EV_INTYPE]					= BIT(7),
71 	[EV_EVCHID]					= GENMASK(15, 8),
72 	[EV_EE]						= GENMASK(19, 16),
73 	[EV_CHSTATE]					= GENMASK(23, 20),
74 	[EV_ELEMENT_SIZE]				= GENMASK(31, 24),
75 };
76 
77 REG_STRIDE_FIELDS(EV_CH_E_CNTXT_0, ev_ch_e_cntxt_0,
78 		  0x0001c000 + 0x12000 * GSI_EE_AP, 0x80);
79 
80 static const u32 reg_ev_ch_e_cntxt_1_fmask[] = {
81 	[R_LENGTH]					= GENMASK(23, 0),
82 };
83 
84 REG_STRIDE_FIELDS(EV_CH_E_CNTXT_1, ev_ch_e_cntxt_1,
85 		  0x0001c004 + 0x12000 * GSI_EE_AP, 0x80);
86 
87 REG_STRIDE(EV_CH_E_CNTXT_2, ev_ch_e_cntxt_2,
88 	   0x0001c008 + 0x12000 * GSI_EE_AP, 0x80);
89 
90 REG_STRIDE(EV_CH_E_CNTXT_3, ev_ch_e_cntxt_3,
91 	   0x0001c00c + 0x12000 * GSI_EE_AP, 0x80);
92 
93 REG_STRIDE(EV_CH_E_CNTXT_4, ev_ch_e_cntxt_4,
94 	   0x0001c010 + 0x12000 * GSI_EE_AP, 0x80);
95 
96 static const u32 reg_ev_ch_e_cntxt_8_fmask[] = {
97 	[EV_MODT]					= GENMASK(15, 0),
98 	[EV_MODC]					= GENMASK(23, 16),
99 	[EV_MOD_CNT]					= GENMASK(31, 24),
100 };
101 
102 REG_STRIDE_FIELDS(EV_CH_E_CNTXT_8, ev_ch_e_cntxt_8,
103 		  0x0001c020 + 0x12000 * GSI_EE_AP, 0x80);
104 
105 REG_STRIDE(EV_CH_E_CNTXT_9, ev_ch_e_cntxt_9,
106 	   0x0001c024 + 0x12000 * GSI_EE_AP, 0x80);
107 
108 REG_STRIDE(EV_CH_E_CNTXT_10, ev_ch_e_cntxt_10,
109 	   0x0001c028 + 0x12000 * GSI_EE_AP, 0x80);
110 
111 REG_STRIDE(EV_CH_E_CNTXT_11, ev_ch_e_cntxt_11,
112 	   0x0001c02c + 0x12000 * GSI_EE_AP, 0x80);
113 
114 REG_STRIDE(EV_CH_E_CNTXT_12, ev_ch_e_cntxt_12,
115 	   0x0001c030 + 0x12000 * GSI_EE_AP, 0x80);
116 
117 REG_STRIDE(EV_CH_E_CNTXT_13, ev_ch_e_cntxt_13,
118 	   0x0001c034 + 0x12000 * GSI_EE_AP, 0x80);
119 
120 REG_STRIDE(EV_CH_E_SCRATCH_0, ev_ch_e_scratch_0,
121 	   0x0001c048 + 0x12000 * GSI_EE_AP, 0x80);
122 
123 REG_STRIDE(EV_CH_E_SCRATCH_1, ev_ch_e_scratch_1,
124 	   0x0001c04c + 0x12000 * GSI_EE_AP, 0x80);
125 
126 REG_STRIDE(CH_C_DOORBELL_0, ch_c_doorbell_0,
127 	   0x00024000 + 0x12000 * GSI_EE_AP, 0x08);
128 
129 REG_STRIDE(EV_CH_E_DOORBELL_0, ev_ch_e_doorbell_0,
130 	   0x00024800 + 0x12000 * GSI_EE_AP, 0x08);
131 
132 static const u32 reg_gsi_status_fmask[] = {
133 	[ENABLED]					= BIT(0),
134 						/* Bits 1-31 reserved */
135 };
136 
137 REG_FIELDS(GSI_STATUS, gsi_status, 0x00025000 + 0x12000 * GSI_EE_AP);
138 
139 static const u32 reg_ch_cmd_fmask[] = {
140 	[CH_CHID]					= GENMASK(7, 0),
141 						/* Bits 8-23 reserved */
142 	[CH_OPCODE]					= GENMASK(31, 24),
143 };
144 
145 REG_FIELDS(CH_CMD, ch_cmd, 0x00025008 + 0x12000 * GSI_EE_AP);
146 
147 static const u32 reg_ev_ch_cmd_fmask[] = {
148 	[EV_CHID]					= GENMASK(7, 0),
149 						/* Bits 8-23 reserved */
150 	[EV_OPCODE]					= GENMASK(31, 24),
151 };
152 
153 REG_FIELDS(EV_CH_CMD, ev_ch_cmd, 0x00025010 + 0x12000 * GSI_EE_AP);
154 
155 static const u32 reg_generic_cmd_fmask[] = {
156 	[GENERIC_OPCODE]				= GENMASK(4, 0),
157 	[GENERIC_CHID]					= GENMASK(9, 5),
158 	[GENERIC_EE]					= GENMASK(13, 10),
159 						/* Bits 14-31 reserved */
160 };
161 
162 REG_FIELDS(GENERIC_CMD, generic_cmd, 0x00025018 + 0x12000 * GSI_EE_AP);
163 
164 static const u32 reg_hw_param_2_fmask[] = {
165 	[NUM_CH_PER_EE]					= GENMASK(7, 0),
166 	[IRAM_SIZE]					= GENMASK(12, 8),
167 	[GSI_CH_PEND_TRANSLATE]				= BIT(13),
168 	[GSI_CH_FULL_LOGIC]				= BIT(14),
169 	[GSI_USE_SDMA]					= BIT(15),
170 	[GSI_SDMA_N_INT]				= GENMASK(18, 16),
171 	[GSI_SDMA_MAX_BURST]				= GENMASK(26, 19),
172 	[GSI_SDMA_N_IOVEC]				= GENMASK(29, 27),
173 	[GSI_USE_RD_WR_ENG]				= BIT(30),
174 	[GSI_USE_INTER_EE]				= BIT(31),
175 };
176 
177 REG_FIELDS(HW_PARAM_2, hw_param_2, 0x00025040 + 0x12000 * GSI_EE_AP);
178 
179 static const u32 reg_hw_param_4_fmask[] = {
180 	[EV_PER_EE]					= GENMASK(7, 0),
181 	[IRAM_PROTOCOL_COUNT]				= GENMASK(15, 8),
182 						/* Bits 16-31 reserved */
183 };
184 
185 REG_FIELDS(HW_PARAM_4, hw_param_4, 0x00025050 + 0x12000 * GSI_EE_AP);
186 
187 REG(CNTXT_TYPE_IRQ, cntxt_type_irq, 0x00025080 + 0x12000 * GSI_EE_AP);
188 
189 REG(CNTXT_TYPE_IRQ_MSK, cntxt_type_irq_msk, 0x00025088 + 0x12000 * GSI_EE_AP);
190 
191 REG(CNTXT_SRC_CH_IRQ, cntxt_src_ch_irq, 0x00025090 + 0x12000 * GSI_EE_AP);
192 
193 REG(CNTXT_SRC_CH_IRQ_MSK, cntxt_src_ch_irq_msk,
194     0x00025094 + 0x12000 * GSI_EE_AP);
195 
196 REG(CNTXT_SRC_CH_IRQ_CLR, cntxt_src_ch_irq_clr,
197     0x00025098 + 0x12000 * GSI_EE_AP);
198 
199 REG(CNTXT_SRC_EV_CH_IRQ, cntxt_src_ev_ch_irq, 0x0002509c + 0x12000 * GSI_EE_AP);
200 
201 REG(CNTXT_SRC_EV_CH_IRQ_MSK, cntxt_src_ev_ch_irq_msk,
202     0x000250a0 + 0x12000 * GSI_EE_AP);
203 
204 REG(CNTXT_SRC_EV_CH_IRQ_CLR, cntxt_src_ev_ch_irq_clr,
205     0x000250a4 + 0x12000 * GSI_EE_AP);
206 
207 REG(CNTXT_SRC_IEOB_IRQ, cntxt_src_ieob_irq, 0x000250a8 + 0x12000 * GSI_EE_AP);
208 
209 REG(CNTXT_SRC_IEOB_IRQ_MSK, cntxt_src_ieob_irq_msk,
210     0x000250ac + 0x12000 * GSI_EE_AP);
211 
212 REG(CNTXT_SRC_IEOB_IRQ_CLR, cntxt_src_ieob_irq_clr,
213     0x000250b0 + 0x12000 * GSI_EE_AP);
214 
215 REG(CNTXT_GLOB_IRQ_STTS, cntxt_glob_irq_stts, 0x00025200 + 0x12000 * GSI_EE_AP);
216 
217 REG(CNTXT_GLOB_IRQ_EN, cntxt_glob_irq_en, 0x00025204 + 0x12000 * GSI_EE_AP);
218 
219 REG(CNTXT_GLOB_IRQ_CLR, cntxt_glob_irq_clr, 0x00025208 + 0x12000 * GSI_EE_AP);
220 
221 REG(CNTXT_GSI_IRQ_STTS, cntxt_gsi_irq_stts, 0x0002520c + 0x12000 * GSI_EE_AP);
222 
223 REG(CNTXT_GSI_IRQ_EN, cntxt_gsi_irq_en, 0x00025210 + 0x12000 * GSI_EE_AP);
224 
225 REG(CNTXT_GSI_IRQ_CLR, cntxt_gsi_irq_clr, 0x00025214 + 0x12000 * GSI_EE_AP);
226 
227 static const u32 reg_cntxt_intset_fmask[] = {
228 	[INTYPE]					= BIT(0)
229 						/* Bits 1-31 reserved */
230 };
231 
232 REG_FIELDS(CNTXT_INTSET, cntxt_intset, 0x00025220 + 0x12000 * GSI_EE_AP);
233 
234 static const u32 reg_error_log_fmask[] = {
235 	[ERR_ARG3]					= GENMASK(3, 0),
236 	[ERR_ARG2]					= GENMASK(7, 4),
237 	[ERR_ARG1]					= GENMASK(11, 8),
238 	[ERR_CODE]					= GENMASK(15, 12),
239 						/* Bits 16-18 reserved */
240 	[ERR_VIRT_IDX]					= GENMASK(23, 19),
241 	[ERR_TYPE]					= GENMASK(27, 24),
242 	[ERR_EE]					= GENMASK(31, 28),
243 };
244 
245 REG_FIELDS(ERROR_LOG, error_log, 0x00025240 + 0x12000 * GSI_EE_AP);
246 
247 REG(ERROR_LOG_CLR, error_log_clr, 0x00025244 + 0x12000 * GSI_EE_AP);
248 
249 static const u32 reg_cntxt_scratch_0_fmask[] = {
250 	[INTER_EE_RESULT]				= GENMASK(2, 0),
251 						/* Bits 3-4 reserved */
252 	[GENERIC_EE_RESULT]				= GENMASK(7, 5),
253 						/* Bits 8-31 reserved */
254 };
255 
256 REG_FIELDS(CNTXT_SCRATCH_0, cntxt_scratch_0, 0x00025400 + 0x12000 * GSI_EE_AP);
257 
258 static const struct reg *reg_array[] = {
259 	[INTER_EE_SRC_CH_IRQ_MSK]	= &reg_inter_ee_src_ch_irq_msk,
260 	[INTER_EE_SRC_EV_CH_IRQ_MSK]	= &reg_inter_ee_src_ev_ch_irq_msk,
261 	[CH_C_CNTXT_0]			= &reg_ch_c_cntxt_0,
262 	[CH_C_CNTXT_1]			= &reg_ch_c_cntxt_1,
263 	[CH_C_CNTXT_2]			= &reg_ch_c_cntxt_2,
264 	[CH_C_CNTXT_3]			= &reg_ch_c_cntxt_3,
265 	[CH_C_QOS]			= &reg_ch_c_qos,
266 	[CH_C_SCRATCH_0]		= &reg_ch_c_scratch_0,
267 	[CH_C_SCRATCH_1]		= &reg_ch_c_scratch_1,
268 	[CH_C_SCRATCH_2]		= &reg_ch_c_scratch_2,
269 	[CH_C_SCRATCH_3]		= &reg_ch_c_scratch_3,
270 	[EV_CH_E_CNTXT_0]		= &reg_ev_ch_e_cntxt_0,
271 	[EV_CH_E_CNTXT_1]		= &reg_ev_ch_e_cntxt_1,
272 	[EV_CH_E_CNTXT_2]		= &reg_ev_ch_e_cntxt_2,
273 	[EV_CH_E_CNTXT_3]		= &reg_ev_ch_e_cntxt_3,
274 	[EV_CH_E_CNTXT_4]		= &reg_ev_ch_e_cntxt_4,
275 	[EV_CH_E_CNTXT_8]		= &reg_ev_ch_e_cntxt_8,
276 	[EV_CH_E_CNTXT_9]		= &reg_ev_ch_e_cntxt_9,
277 	[EV_CH_E_CNTXT_10]		= &reg_ev_ch_e_cntxt_10,
278 	[EV_CH_E_CNTXT_11]		= &reg_ev_ch_e_cntxt_11,
279 	[EV_CH_E_CNTXT_12]		= &reg_ev_ch_e_cntxt_12,
280 	[EV_CH_E_CNTXT_13]		= &reg_ev_ch_e_cntxt_13,
281 	[EV_CH_E_SCRATCH_0]		= &reg_ev_ch_e_scratch_0,
282 	[EV_CH_E_SCRATCH_1]		= &reg_ev_ch_e_scratch_1,
283 	[CH_C_DOORBELL_0]		= &reg_ch_c_doorbell_0,
284 	[EV_CH_E_DOORBELL_0]		= &reg_ev_ch_e_doorbell_0,
285 	[GSI_STATUS]			= &reg_gsi_status,
286 	[CH_CMD]			= &reg_ch_cmd,
287 	[EV_CH_CMD]			= &reg_ev_ch_cmd,
288 	[GENERIC_CMD]			= &reg_generic_cmd,
289 	[HW_PARAM_2]			= &reg_hw_param_2,
290 	[HW_PARAM_4]			= &reg_hw_param_4,
291 	[CNTXT_TYPE_IRQ]		= &reg_cntxt_type_irq,
292 	[CNTXT_TYPE_IRQ_MSK]		= &reg_cntxt_type_irq_msk,
293 	[CNTXT_SRC_CH_IRQ]		= &reg_cntxt_src_ch_irq,
294 	[CNTXT_SRC_CH_IRQ_MSK]		= &reg_cntxt_src_ch_irq_msk,
295 	[CNTXT_SRC_CH_IRQ_CLR]		= &reg_cntxt_src_ch_irq_clr,
296 	[CNTXT_SRC_EV_CH_IRQ]		= &reg_cntxt_src_ev_ch_irq,
297 	[CNTXT_SRC_EV_CH_IRQ_MSK]	= &reg_cntxt_src_ev_ch_irq_msk,
298 	[CNTXT_SRC_EV_CH_IRQ_CLR]	= &reg_cntxt_src_ev_ch_irq_clr,
299 	[CNTXT_SRC_IEOB_IRQ]		= &reg_cntxt_src_ieob_irq,
300 	[CNTXT_SRC_IEOB_IRQ_MSK]	= &reg_cntxt_src_ieob_irq_msk,
301 	[CNTXT_SRC_IEOB_IRQ_CLR]	= &reg_cntxt_src_ieob_irq_clr,
302 	[CNTXT_GLOB_IRQ_STTS]		= &reg_cntxt_glob_irq_stts,
303 	[CNTXT_GLOB_IRQ_EN]		= &reg_cntxt_glob_irq_en,
304 	[CNTXT_GLOB_IRQ_CLR]		= &reg_cntxt_glob_irq_clr,
305 	[CNTXT_GSI_IRQ_STTS]		= &reg_cntxt_gsi_irq_stts,
306 	[CNTXT_GSI_IRQ_EN]		= &reg_cntxt_gsi_irq_en,
307 	[CNTXT_GSI_IRQ_CLR]		= &reg_cntxt_gsi_irq_clr,
308 	[CNTXT_INTSET]			= &reg_cntxt_intset,
309 	[ERROR_LOG]			= &reg_error_log,
310 	[ERROR_LOG_CLR]			= &reg_error_log_clr,
311 	[CNTXT_SCRATCH_0]		= &reg_cntxt_scratch_0,
312 };
313 
314 const struct regs gsi_regs_v5_0 = {
315 	.reg_count	= ARRAY_SIZE(reg_array),
316 	.reg		= reg_array,
317 };
318