xref: /openbmc/linux/drivers/net/ipa/reg/gsi_reg-v4.9.c (revision fa0dadde) 
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     0x0000c020 + 0x1000 * GSI_EE_AP);
13 
14 REG(INTER_EE_SRC_EV_CH_IRQ_MSK, inter_ee_src_ev_ch_irq_msk,
15     0x0000c024 + 0x1000 * GSI_EE_AP);
16 
17 static const u32 reg_ch_c_cntxt_0_fmask[] = {
18 	[CHTYPE_PROTOCOL]				= GENMASK(2, 0),
19 	[CHTYPE_DIR]					= BIT(3),
20 	[CH_EE]						= GENMASK(7, 4),
21 	[CHID]						= GENMASK(12, 8),
22 	[CHTYPE_PROTOCOL_MSB]				= BIT(13),
23 	[ERINDEX]					= GENMASK(18, 14),
24 						/* Bit 19 reserved */
25 	[CHSTATE]					= GENMASK(23, 20),
26 	[ELEMENT_SIZE]					= GENMASK(31, 24),
27 };
28 
29 REG_STRIDE_FIELDS(CH_C_CNTXT_0, ch_c_cntxt_0,
30 		  0x0000f000 + 0x4000 * GSI_EE_AP, 0x80);
31 
32 static const u32 reg_ch_c_cntxt_1_fmask[] = {
33 	[CH_R_LENGTH]					= GENMASK(19, 0),
34 						/* Bits 20-31 reserved */
35 };
36 
37 REG_STRIDE_FIELDS(CH_C_CNTXT_1, ch_c_cntxt_1,
38 		  0x0000f004 + 0x4000 * GSI_EE_AP, 0x80);
39 
40 REG_STRIDE(CH_C_CNTXT_2, ch_c_cntxt_2, 0x0000f008 + 0x4000 * GSI_EE_AP, 0x80);
41 
42 REG_STRIDE(CH_C_CNTXT_3, ch_c_cntxt_3, 0x0000f00c + 0x4000 * GSI_EE_AP, 0x80);
43 
44 static const u32 reg_ch_c_qos_fmask[] = {
45 	[WRR_WEIGHT]					= GENMASK(3, 0),
46 						/* Bits 4-7 reserved */
47 	[MAX_PREFETCH]					= BIT(8),
48 	[USE_DB_ENG]					= BIT(9),
49 	[PREFETCH_MODE]					= GENMASK(13, 10),
50 						/* Bits 14-15 reserved */
51 	[EMPTY_LVL_THRSHOLD]				= GENMASK(23, 16),
52 	[DB_IN_BYTES]					= BIT(24),
53 						/* Bits 25-31 reserved */
54 };
55 
56 REG_STRIDE_FIELDS(CH_C_QOS, ch_c_qos, 0x0000f05c + 0x4000 * GSI_EE_AP, 0x80);
57 
58 static const u32 reg_error_log_fmask[] = {
59 	[ERR_ARG3]					= GENMASK(3, 0),
60 	[ERR_ARG2]					= GENMASK(7, 4),
61 	[ERR_ARG1]					= GENMASK(11, 8),
62 	[ERR_CODE]					= GENMASK(15, 12),
63 						/* Bits 16-18 reserved */
64 	[ERR_VIRT_IDX]					= GENMASK(23, 19),
65 	[ERR_TYPE]					= GENMASK(27, 24),
66 	[ERR_EE]					= GENMASK(31, 28),
67 };
68 
69 REG_STRIDE(CH_C_SCRATCH_0, ch_c_scratch_0,
70 	   0x0000f060 + 0x4000 * GSI_EE_AP, 0x80);
71 
72 REG_STRIDE(CH_C_SCRATCH_1, ch_c_scratch_1,
73 	   0x0000f064 + 0x4000 * GSI_EE_AP, 0x80);
74 
75 REG_STRIDE(CH_C_SCRATCH_2, ch_c_scratch_2,
76 	   0x0000f068 + 0x4000 * GSI_EE_AP, 0x80);
77 
78 REG_STRIDE(CH_C_SCRATCH_3, ch_c_scratch_3,
79 	   0x0000f06c + 0x4000 * GSI_EE_AP, 0x80);
80 
81 static const u32 reg_ev_ch_e_cntxt_0_fmask[] = {
82 	[EV_CHTYPE]					= GENMASK(3, 0),
83 	[EV_EE]						= GENMASK(7, 4),
84 	[EV_EVCHID]					= GENMASK(15, 8),
85 	[EV_INTYPE]					= BIT(16),
86 						/* Bits 17-19 reserved */
87 	[EV_CHSTATE]					= GENMASK(23, 20),
88 	[EV_ELEMENT_SIZE]				= GENMASK(31, 24),
89 };
90 
91 REG_STRIDE_FIELDS(EV_CH_E_CNTXT_0, ev_ch_e_cntxt_0,
92 		  0x00010000 + 0x4000 * GSI_EE_AP, 0x80);
93 
94 static const u32 reg_ev_ch_e_cntxt_1_fmask[] = {
95 	[R_LENGTH]					= GENMASK(15, 0),
96 };
97 
98 REG_STRIDE_FIELDS(EV_CH_E_CNTXT_1, ev_ch_e_cntxt_1,
99 		  0x00010004 + 0x4000 * GSI_EE_AP, 0x80);
100 
101 REG_STRIDE(EV_CH_E_CNTXT_2, ev_ch_e_cntxt_2,
102 	   0x00010008 + 0x4000 * GSI_EE_AP, 0x80);
103 
104 REG_STRIDE(EV_CH_E_CNTXT_3, ev_ch_e_cntxt_3,
105 	   0x0001000c + 0x4000 * GSI_EE_AP, 0x80);
106 
107 REG_STRIDE(EV_CH_E_CNTXT_4, ev_ch_e_cntxt_4,
108 	   0x00010010 + 0x4000 * GSI_EE_AP, 0x80);
109 
110 static const u32 reg_ev_ch_e_cntxt_8_fmask[] = {
111 	[EV_MODT]					= GENMASK(15, 0),
112 	[EV_MODC]					= GENMASK(23, 16),
113 	[EV_MOD_CNT]					= GENMASK(31, 24),
114 };
115 
116 REG_STRIDE_FIELDS(EV_CH_E_CNTXT_8, ev_ch_e_cntxt_8,
117 		  0x00010020 + 0x4000 * GSI_EE_AP, 0x80);
118 
119 REG_STRIDE(EV_CH_E_CNTXT_9, ev_ch_e_cntxt_9,
120 	   0x00010024 + 0x4000 * GSI_EE_AP, 0x80);
121 
122 REG_STRIDE(EV_CH_E_CNTXT_10, ev_ch_e_cntxt_10,
123 	   0x00010028 + 0x4000 * GSI_EE_AP, 0x80);
124 
125 REG_STRIDE(EV_CH_E_CNTXT_11, ev_ch_e_cntxt_11,
126 	   0x0001002c + 0x4000 * GSI_EE_AP, 0x80);
127 
128 REG_STRIDE(EV_CH_E_CNTXT_12, ev_ch_e_cntxt_12,
129 	   0x00010030 + 0x4000 * GSI_EE_AP, 0x80);
130 
131 REG_STRIDE(EV_CH_E_CNTXT_13, ev_ch_e_cntxt_13,
132 	   0x00010034 + 0x4000 * GSI_EE_AP, 0x80);
133 
134 REG_STRIDE(EV_CH_E_SCRATCH_0, ev_ch_e_scratch_0,
135 	   0x00010048 + 0x4000 * GSI_EE_AP, 0x80);
136 
137 REG_STRIDE(EV_CH_E_SCRATCH_1, ev_ch_e_scratch_1,
138 	   0x0001004c + 0x4000 * GSI_EE_AP, 0x80);
139 
140 REG_STRIDE(CH_C_DOORBELL_0, ch_c_doorbell_0,
141 	   0x00011000 + 0x4000 * GSI_EE_AP, 0x08);
142 
143 REG_STRIDE(EV_CH_E_DOORBELL_0, ev_ch_e_doorbell_0,
144 	   0x00011100 + 0x4000 * GSI_EE_AP, 0x08);
145 
146 static const u32 reg_gsi_status_fmask[] = {
147 	[ENABLED]					= BIT(0),
148 						/* Bits 1-31 reserved */
149 };
150 
151 REG_FIELDS(GSI_STATUS, gsi_status, 0x00012000 + 0x4000 * GSI_EE_AP);
152 
153 static const u32 reg_ch_cmd_fmask[] = {
154 	[CH_CHID]					= GENMASK(7, 0),
155 						/* Bits 8-23 reserved */
156 	[CH_OPCODE]					= GENMASK(31, 24),
157 };
158 
159 REG_FIELDS(CH_CMD, ch_cmd, 0x00012008 + 0x4000 * GSI_EE_AP);
160 
161 static const u32 reg_ev_ch_cmd_fmask[] = {
162 	[EV_CHID]					= GENMASK(7, 0),
163 						/* Bits 8-23 reserved */
164 	[EV_OPCODE]					= GENMASK(31, 24),
165 };
166 
167 REG_FIELDS(EV_CH_CMD, ev_ch_cmd, 0x00012010 + 0x4000 * GSI_EE_AP);
168 
169 static const u32 reg_generic_cmd_fmask[] = {
170 	[GENERIC_OPCODE]				= GENMASK(4, 0),
171 	[GENERIC_CHID]					= GENMASK(9, 5),
172 	[GENERIC_EE]					= GENMASK(13, 10),
173 						/* Bits 14-31 reserved */
174 };
175 
176 REG_FIELDS(GENERIC_CMD, generic_cmd, 0x00012018 + 0x4000 * GSI_EE_AP);
177 
178 static const u32 reg_hw_param_2_fmask[] = {
179 	[IRAM_SIZE]					= GENMASK(2, 0),
180 	[NUM_CH_PER_EE]					= GENMASK(7, 3),
181 	[NUM_EV_PER_EE]					= GENMASK(12, 8),
182 	[GSI_CH_PEND_TRANSLATE]				= BIT(13),
183 	[GSI_CH_FULL_LOGIC]				= BIT(14),
184 	[GSI_USE_SDMA]					= BIT(15),
185 	[GSI_SDMA_N_INT]				= GENMASK(18, 16),
186 	[GSI_SDMA_MAX_BURST]				= GENMASK(26, 19),
187 	[GSI_SDMA_N_IOVEC]				= GENMASK(29, 27),
188 	[GSI_USE_RD_WR_ENG]				= BIT(30),
189 	[GSI_USE_INTER_EE]				= BIT(31),
190 };
191 
192 REG_FIELDS(HW_PARAM_2, hw_param_2, 0x00012040 + 0x4000 * GSI_EE_AP);
193 
194 REG(CNTXT_TYPE_IRQ, cntxt_type_irq, 0x00012080 + 0x4000 * GSI_EE_AP);
195 
196 REG(CNTXT_TYPE_IRQ_MSK, cntxt_type_irq_msk, 0x00012088 + 0x4000 * GSI_EE_AP);
197 
198 REG(CNTXT_SRC_CH_IRQ, cntxt_src_ch_irq, 0x00012090 + 0x4000 * GSI_EE_AP);
199 
200 REG(CNTXT_SRC_EV_CH_IRQ, cntxt_src_ev_ch_irq, 0x00012094 + 0x4000 * GSI_EE_AP);
201 
202 REG(CNTXT_SRC_CH_IRQ_MSK, cntxt_src_ch_irq_msk,
203     0x00012098 + 0x4000 * GSI_EE_AP);
204 
205 REG(CNTXT_SRC_EV_CH_IRQ_MSK, cntxt_src_ev_ch_irq_msk,
206     0x0001209c + 0x4000 * GSI_EE_AP);
207 
208 REG(CNTXT_SRC_CH_IRQ_CLR, cntxt_src_ch_irq_clr,
209     0x000120a0 + 0x4000 * GSI_EE_AP);
210 
211 REG(CNTXT_SRC_EV_CH_IRQ_CLR, cntxt_src_ev_ch_irq_clr,
212     0x000120a4 + 0x4000 * GSI_EE_AP);
213 
214 REG(CNTXT_SRC_IEOB_IRQ, cntxt_src_ieob_irq, 0x000120b0 + 0x4000 * GSI_EE_AP);
215 
216 REG(CNTXT_SRC_IEOB_IRQ_MSK, cntxt_src_ieob_irq_msk,
217     0x000120b8 + 0x4000 * GSI_EE_AP);
218 
219 REG(CNTXT_SRC_IEOB_IRQ_CLR, cntxt_src_ieob_irq_clr,
220     0x000120c0 + 0x4000 * GSI_EE_AP);
221 
222 REG(CNTXT_GLOB_IRQ_STTS, cntxt_glob_irq_stts, 0x00012100 + 0x4000 * GSI_EE_AP);
223 
224 REG(CNTXT_GLOB_IRQ_EN, cntxt_glob_irq_en, 0x00012108 + 0x4000 * GSI_EE_AP);
225 
226 REG(CNTXT_GLOB_IRQ_CLR, cntxt_glob_irq_clr, 0x00012110 + 0x4000 * GSI_EE_AP);
227 
228 REG(CNTXT_GSI_IRQ_STTS, cntxt_gsi_irq_stts, 0x00012118 + 0x4000 * GSI_EE_AP);
229 
230 REG(CNTXT_GSI_IRQ_EN, cntxt_gsi_irq_en, 0x00012120 + 0x4000 * GSI_EE_AP);
231 
232 REG(CNTXT_GSI_IRQ_CLR, cntxt_gsi_irq_clr, 0x00012128 + 0x4000 * GSI_EE_AP);
233 
234 static const u32 reg_cntxt_intset_fmask[] = {
235 	[INTYPE]					= BIT(0)
236 						/* Bits 1-31 reserved */
237 };
238 
239 REG_FIELDS(CNTXT_INTSET, cntxt_intset, 0x00012180 + 0x4000 * GSI_EE_AP);
240 
241 REG_FIELDS(ERROR_LOG, error_log, 0x00012200 + 0x4000 * GSI_EE_AP);
242 
243 REG(ERROR_LOG_CLR, error_log_clr, 0x00012210 + 0x4000 * GSI_EE_AP);
244 
245 static const u32 reg_cntxt_scratch_0_fmask[] = {
246 	[INTER_EE_RESULT]				= GENMASK(2, 0),
247 						/* Bits 3-4 reserved */
248 	[GENERIC_EE_RESULT]				= GENMASK(7, 5),
249 						/* Bits 8-31 reserved */
250 };
251 
252 REG_FIELDS(CNTXT_SCRATCH_0, cntxt_scratch_0, 0x00012400 + 0x4000 * GSI_EE_AP);
253 
254 static const struct reg *reg_array[] = {
255 	[INTER_EE_SRC_CH_IRQ_MSK]	= &reg_inter_ee_src_ch_irq_msk,
256 	[INTER_EE_SRC_EV_CH_IRQ_MSK]	= &reg_inter_ee_src_ev_ch_irq_msk,
257 	[CH_C_CNTXT_0]			= &reg_ch_c_cntxt_0,
258 	[CH_C_CNTXT_1]			= &reg_ch_c_cntxt_1,
259 	[CH_C_CNTXT_2]			= &reg_ch_c_cntxt_2,
260 	[CH_C_CNTXT_3]			= &reg_ch_c_cntxt_3,
261 	[CH_C_QOS]			= &reg_ch_c_qos,
262 	[CH_C_SCRATCH_0]		= &reg_ch_c_scratch_0,
263 	[CH_C_SCRATCH_1]		= &reg_ch_c_scratch_1,
264 	[CH_C_SCRATCH_2]		= &reg_ch_c_scratch_2,
265 	[CH_C_SCRATCH_3]		= &reg_ch_c_scratch_3,
266 	[EV_CH_E_CNTXT_0]		= &reg_ev_ch_e_cntxt_0,
267 	[EV_CH_E_CNTXT_1]		= &reg_ev_ch_e_cntxt_1,
268 	[EV_CH_E_CNTXT_2]		= &reg_ev_ch_e_cntxt_2,
269 	[EV_CH_E_CNTXT_3]		= &reg_ev_ch_e_cntxt_3,
270 	[EV_CH_E_CNTXT_4]		= &reg_ev_ch_e_cntxt_4,
271 	[EV_CH_E_CNTXT_8]		= &reg_ev_ch_e_cntxt_8,
272 	[EV_CH_E_CNTXT_9]		= &reg_ev_ch_e_cntxt_9,
273 	[EV_CH_E_CNTXT_10]		= &reg_ev_ch_e_cntxt_10,
274 	[EV_CH_E_CNTXT_11]		= &reg_ev_ch_e_cntxt_11,
275 	[EV_CH_E_CNTXT_12]		= &reg_ev_ch_e_cntxt_12,
276 	[EV_CH_E_CNTXT_13]		= &reg_ev_ch_e_cntxt_13,
277 	[EV_CH_E_SCRATCH_0]		= &reg_ev_ch_e_scratch_0,
278 	[EV_CH_E_SCRATCH_1]		= &reg_ev_ch_e_scratch_1,
279 	[CH_C_DOORBELL_0]		= &reg_ch_c_doorbell_0,
280 	[EV_CH_E_DOORBELL_0]		= &reg_ev_ch_e_doorbell_0,
281 	[GSI_STATUS]			= &reg_gsi_status,
282 	[CH_CMD]			= &reg_ch_cmd,
283 	[EV_CH_CMD]			= &reg_ev_ch_cmd,
284 	[GENERIC_CMD]			= &reg_generic_cmd,
285 	[HW_PARAM_2]			= &reg_hw_param_2,
286 	[CNTXT_TYPE_IRQ]		= &reg_cntxt_type_irq,
287 	[CNTXT_TYPE_IRQ_MSK]		= &reg_cntxt_type_irq_msk,
288 	[CNTXT_SRC_CH_IRQ]		= &reg_cntxt_src_ch_irq,
289 	[CNTXT_SRC_EV_CH_IRQ]		= &reg_cntxt_src_ev_ch_irq,
290 	[CNTXT_SRC_CH_IRQ_MSK]		= &reg_cntxt_src_ch_irq_msk,
291 	[CNTXT_SRC_EV_CH_IRQ_MSK]	= &reg_cntxt_src_ev_ch_irq_msk,
292 	[CNTXT_SRC_CH_IRQ_CLR]		= &reg_cntxt_src_ch_irq_clr,
293 	[CNTXT_SRC_EV_CH_IRQ_CLR]	= &reg_cntxt_src_ev_ch_irq_clr,
294 	[CNTXT_SRC_IEOB_IRQ]		= &reg_cntxt_src_ieob_irq,
295 	[CNTXT_SRC_IEOB_IRQ_MSK]	= &reg_cntxt_src_ieob_irq_msk,
296 	[CNTXT_SRC_IEOB_IRQ_CLR]	= &reg_cntxt_src_ieob_irq_clr,
297 	[CNTXT_GLOB_IRQ_STTS]		= &reg_cntxt_glob_irq_stts,
298 	[CNTXT_GLOB_IRQ_EN]		= &reg_cntxt_glob_irq_en,
299 	[CNTXT_GLOB_IRQ_CLR]		= &reg_cntxt_glob_irq_clr,
300 	[CNTXT_GSI_IRQ_STTS]		= &reg_cntxt_gsi_irq_stts,
301 	[CNTXT_GSI_IRQ_EN]		= &reg_cntxt_gsi_irq_en,
302 	[CNTXT_GSI_IRQ_CLR]		= &reg_cntxt_gsi_irq_clr,
303 	[CNTXT_INTSET]			= &reg_cntxt_intset,
304 	[ERROR_LOG]			= &reg_error_log,
305 	[ERROR_LOG_CLR]			= &reg_error_log_clr,
306 	[CNTXT_SCRATCH_0]		= &reg_cntxt_scratch_0,
307 };
308 
309 const struct regs gsi_regs_v4_9 = {
310 	.reg_count	= ARRAY_SIZE(reg_array),
311 	.reg		= reg_array,
312 };
313