xref: /linux/drivers/net/ipa/reg/gsi_reg-v4.0.c (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0) 
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 	[USE_ESCAPE_BUF_ONLY]				= BIT(10),
52 						/* Bits 11-31 reserved */
53 };
54 
55 REG_STRIDE_FIELDS(CH_C_QOS, ch_c_qos, 0x0001c05c + 0x4000 * GSI_EE_AP, 0x80);
56 
57 static const u32 reg_error_log_fmask[] = {
58 	[ERR_ARG3]					= GENMASK(3, 0),
59 	[ERR_ARG2]					= GENMASK(7, 4),
60 	[ERR_ARG1]					= GENMASK(11, 8),
61 	[ERR_CODE]					= GENMASK(15, 12),
62 						/* Bits 16-18 reserved */
63 	[ERR_VIRT_IDX]					= GENMASK(23, 19),
64 	[ERR_TYPE]					= GENMASK(27, 24),
65 	[ERR_EE]					= GENMASK(31, 28),
66 };
67 
68 REG_STRIDE(CH_C_SCRATCH_0, ch_c_scratch_0,
69 	   0x0001c060 + 0x4000 * GSI_EE_AP, 0x80);
70 
71 REG_STRIDE(CH_C_SCRATCH_1, ch_c_scratch_1,
72 	   0x0001c064 + 0x4000 * GSI_EE_AP, 0x80);
73 
74 REG_STRIDE(CH_C_SCRATCH_2, ch_c_scratch_2,
75 	   0x0001c068 + 0x4000 * GSI_EE_AP, 0x80);
76 
77 REG_STRIDE(CH_C_SCRATCH_3, ch_c_scratch_3,
78 	   0x0001c06c + 0x4000 * GSI_EE_AP, 0x80);
79 
80 static const u32 reg_ev_ch_e_cntxt_0_fmask[] = {
81 	[EV_CHTYPE]					= GENMASK(3, 0),
82 	[EV_EE]						= GENMASK(7, 4),
83 	[EV_EVCHID]					= GENMASK(15, 8),
84 	[EV_INTYPE]					= BIT(16),
85 						/* Bits 17-19 reserved */
86 	[EV_CHSTATE]					= GENMASK(23, 20),
87 	[EV_ELEMENT_SIZE]				= GENMASK(31, 24),
88 };
89 
90 REG_STRIDE_FIELDS(EV_CH_E_CNTXT_0, ev_ch_e_cntxt_0,
91 		  0x0001d000 + 0x4000 * GSI_EE_AP, 0x80);
92 
93 static const u32 reg_ev_ch_e_cntxt_1_fmask[] = {
94 	[R_LENGTH]					= GENMASK(15, 0),
95 };
96 
97 REG_STRIDE_FIELDS(EV_CH_E_CNTXT_1, ev_ch_e_cntxt_1,
98 		  0x0001d004 + 0x4000 * GSI_EE_AP, 0x80);
99 
100 REG_STRIDE(EV_CH_E_CNTXT_2, ev_ch_e_cntxt_2,
101 	   0x0001d008 + 0x4000 * GSI_EE_AP, 0x80);
102 
103 REG_STRIDE(EV_CH_E_CNTXT_3, ev_ch_e_cntxt_3,
104 	   0x0001d00c + 0x4000 * GSI_EE_AP, 0x80);
105 
106 REG_STRIDE(EV_CH_E_CNTXT_4, ev_ch_e_cntxt_4,
107 	   0x0001d010 + 0x4000 * GSI_EE_AP, 0x80);
108 
109 static const u32 reg_ev_ch_e_cntxt_8_fmask[] = {
110 	[EV_MODT]					= GENMASK(15, 0),
111 	[EV_MODC]					= GENMASK(23, 16),
112 	[EV_MOD_CNT]					= GENMASK(31, 24),
113 };
114 
115 REG_STRIDE_FIELDS(EV_CH_E_CNTXT_8, ev_ch_e_cntxt_8,
116 		  0x0001d020 + 0x4000 * GSI_EE_AP, 0x80);
117 
118 REG_STRIDE(EV_CH_E_CNTXT_9, ev_ch_e_cntxt_9,
119 	   0x0001d024 + 0x4000 * GSI_EE_AP, 0x80);
120 
121 REG_STRIDE(EV_CH_E_CNTXT_10, ev_ch_e_cntxt_10,
122 	   0x0001d028 + 0x4000 * GSI_EE_AP, 0x80);
123 
124 REG_STRIDE(EV_CH_E_CNTXT_11, ev_ch_e_cntxt_11,
125 	   0x0001d02c + 0x4000 * GSI_EE_AP, 0x80);
126 
127 REG_STRIDE(EV_CH_E_CNTXT_12, ev_ch_e_cntxt_12,
128 	   0x0001d030 + 0x4000 * GSI_EE_AP, 0x80);
129 
130 REG_STRIDE(EV_CH_E_CNTXT_13, ev_ch_e_cntxt_13,
131 	   0x0001d034 + 0x4000 * GSI_EE_AP, 0x80);
132 
133 REG_STRIDE(EV_CH_E_SCRATCH_0, ev_ch_e_scratch_0,
134 	   0x0001d048 + 0x4000 * GSI_EE_AP, 0x80);
135 
136 REG_STRIDE(EV_CH_E_SCRATCH_1, ev_ch_e_scratch_1,
137 	   0x0001d04c + 0x4000 * GSI_EE_AP, 0x80);
138 
139 REG_STRIDE(CH_C_DOORBELL_0, ch_c_doorbell_0,
140 	   0x0001e000 + 0x4000 * GSI_EE_AP, 0x08);
141 
142 REG_STRIDE(EV_CH_E_DOORBELL_0, ev_ch_e_doorbell_0,
143 	   0x0001e100 + 0x4000 * GSI_EE_AP, 0x08);
144 
145 static const u32 reg_gsi_status_fmask[] = {
146 	[ENABLED]					= BIT(0),
147 						/* Bits 1-31 reserved */
148 };
149 
150 REG_FIELDS(GSI_STATUS, gsi_status, 0x0001f000 + 0x4000 * GSI_EE_AP);
151 
152 static const u32 reg_ch_cmd_fmask[] = {
153 	[CH_CHID]					= GENMASK(7, 0),
154 						/* Bits 8-23 reserved */
155 	[CH_OPCODE]					= GENMASK(31, 24),
156 };
157 
158 REG_FIELDS(CH_CMD, ch_cmd, 0x0001f008 + 0x4000 * GSI_EE_AP);
159 
160 static const u32 reg_ev_ch_cmd_fmask[] = {
161 	[EV_CHID]					= GENMASK(7, 0),
162 						/* Bits 8-23 reserved */
163 	[EV_OPCODE]					= GENMASK(31, 24),
164 };
165 
166 REG_FIELDS(EV_CH_CMD, ev_ch_cmd, 0x0001f010 + 0x4000 * GSI_EE_AP);
167 
168 static const u32 reg_generic_cmd_fmask[] = {
169 	[GENERIC_OPCODE]				= GENMASK(4, 0),
170 	[GENERIC_CHID]					= GENMASK(9, 5),
171 	[GENERIC_EE]					= GENMASK(13, 10),
172 						/* Bits 14-31 reserved */
173 };
174 
175 REG_FIELDS(GENERIC_CMD, generic_cmd, 0x0001f018 + 0x4000 * GSI_EE_AP);
176 
177 static const u32 reg_hw_param_2_fmask[] = {
178 	[IRAM_SIZE]					= GENMASK(2, 0),
179 	[NUM_CH_PER_EE]					= GENMASK(7, 3),
180 	[NUM_EV_PER_EE]					= GENMASK(12, 8),
181 	[GSI_CH_PEND_TRANSLATE]				= BIT(13),
182 	[GSI_CH_FULL_LOGIC]				= BIT(14),
183 	[GSI_USE_SDMA]					= BIT(15),
184 	[GSI_SDMA_N_INT]				= GENMASK(18, 16),
185 	[GSI_SDMA_MAX_BURST]				= GENMASK(26, 19),
186 	[GSI_SDMA_N_IOVEC]				= GENMASK(29, 27),
187 						/* Bits 30-31 reserved */
188 };
189 
190 REG_FIELDS(HW_PARAM_2, hw_param_2, 0x0001f040 + 0x4000 * GSI_EE_AP);
191 
192 REG(CNTXT_TYPE_IRQ, cntxt_type_irq, 0x0001f080 + 0x4000 * GSI_EE_AP);
193 
194 REG(CNTXT_TYPE_IRQ_MSK, cntxt_type_irq_msk, 0x0001f088 + 0x4000 * GSI_EE_AP);
195 
196 REG(CNTXT_SRC_CH_IRQ, cntxt_src_ch_irq, 0x0001f090 + 0x4000 * GSI_EE_AP);
197 
198 REG(CNTXT_SRC_EV_CH_IRQ, cntxt_src_ev_ch_irq, 0x0001f094 + 0x4000 * GSI_EE_AP);
199 
200 REG(CNTXT_SRC_CH_IRQ_MSK, cntxt_src_ch_irq_msk,
201     0x0001f098 + 0x4000 * GSI_EE_AP);
202 
203 REG(CNTXT_SRC_EV_CH_IRQ_MSK, cntxt_src_ev_ch_irq_msk,
204     0x0001f09c + 0x4000 * GSI_EE_AP);
205 
206 REG(CNTXT_SRC_CH_IRQ_CLR, cntxt_src_ch_irq_clr,
207     0x0001f0a0 + 0x4000 * GSI_EE_AP);
208 
209 REG(CNTXT_SRC_EV_CH_IRQ_CLR, cntxt_src_ev_ch_irq_clr,
210     0x0001f0a4 + 0x4000 * GSI_EE_AP);
211 
212 REG(CNTXT_SRC_IEOB_IRQ, cntxt_src_ieob_irq, 0x0001f0b0 + 0x4000 * GSI_EE_AP);
213 
214 REG(CNTXT_SRC_IEOB_IRQ_MSK, cntxt_src_ieob_irq_msk,
215     0x0001f0b8 + 0x4000 * GSI_EE_AP);
216 
217 REG(CNTXT_SRC_IEOB_IRQ_CLR, cntxt_src_ieob_irq_clr,
218     0x0001f0c0 + 0x4000 * GSI_EE_AP);
219 
220 REG(CNTXT_GLOB_IRQ_STTS, cntxt_glob_irq_stts, 0x0001f100 + 0x4000 * GSI_EE_AP);
221 
222 REG(CNTXT_GLOB_IRQ_EN, cntxt_glob_irq_en, 0x0001f108 + 0x4000 * GSI_EE_AP);
223 
224 REG(CNTXT_GLOB_IRQ_CLR, cntxt_glob_irq_clr, 0x0001f110 + 0x4000 * GSI_EE_AP);
225 
226 REG(CNTXT_GSI_IRQ_STTS, cntxt_gsi_irq_stts, 0x0001f118 + 0x4000 * GSI_EE_AP);
227 
228 REG(CNTXT_GSI_IRQ_EN, cntxt_gsi_irq_en, 0x0001f120 + 0x4000 * GSI_EE_AP);
229 
230 REG(CNTXT_GSI_IRQ_CLR, cntxt_gsi_irq_clr, 0x0001f128 + 0x4000 * GSI_EE_AP);
231 
232 static const u32 reg_cntxt_intset_fmask[] = {
233 	[INTYPE]					= BIT(0)
234 						/* Bits 1-31 reserved */
235 };
236 
237 REG_FIELDS(CNTXT_INTSET, cntxt_intset, 0x0001f180 + 0x4000 * GSI_EE_AP);
238 
239 REG_FIELDS(ERROR_LOG, error_log, 0x0001f200 + 0x4000 * GSI_EE_AP);
240 
241 REG(ERROR_LOG_CLR, error_log_clr, 0x0001f210 + 0x4000 * GSI_EE_AP);
242 
243 static const u32 reg_cntxt_scratch_0_fmask[] = {
244 	[INTER_EE_RESULT]				= GENMASK(2, 0),
245 						/* Bits 3-4 reserved */
246 	[GENERIC_EE_RESULT]				= GENMASK(7, 5),
247 						/* Bits 8-31 reserved */
248 };
249 
250 REG_FIELDS(CNTXT_SCRATCH_0, cntxt_scratch_0, 0x0001f400 + 0x4000 * GSI_EE_AP);
251 
252 static const struct reg *reg_array[] = {
253 	[INTER_EE_SRC_CH_IRQ_MSK]	= &reg_inter_ee_src_ch_irq_msk,
254 	[INTER_EE_SRC_EV_CH_IRQ_MSK]	= &reg_inter_ee_src_ev_ch_irq_msk,
255 	[CH_C_CNTXT_0]			= &reg_ch_c_cntxt_0,
256 	[CH_C_CNTXT_1]			= &reg_ch_c_cntxt_1,
257 	[CH_C_CNTXT_2]			= &reg_ch_c_cntxt_2,
258 	[CH_C_CNTXT_3]			= &reg_ch_c_cntxt_3,
259 	[CH_C_QOS]			= &reg_ch_c_qos,
260 	[CH_C_SCRATCH_0]		= &reg_ch_c_scratch_0,
261 	[CH_C_SCRATCH_1]		= &reg_ch_c_scratch_1,
262 	[CH_C_SCRATCH_2]		= &reg_ch_c_scratch_2,
263 	[CH_C_SCRATCH_3]		= &reg_ch_c_scratch_3,
264 	[EV_CH_E_CNTXT_0]		= &reg_ev_ch_e_cntxt_0,
265 	[EV_CH_E_CNTXT_1]		= &reg_ev_ch_e_cntxt_1,
266 	[EV_CH_E_CNTXT_2]		= &reg_ev_ch_e_cntxt_2,
267 	[EV_CH_E_CNTXT_3]		= &reg_ev_ch_e_cntxt_3,
268 	[EV_CH_E_CNTXT_4]		= &reg_ev_ch_e_cntxt_4,
269 	[EV_CH_E_CNTXT_8]		= &reg_ev_ch_e_cntxt_8,
270 	[EV_CH_E_CNTXT_9]		= &reg_ev_ch_e_cntxt_9,
271 	[EV_CH_E_CNTXT_10]		= &reg_ev_ch_e_cntxt_10,
272 	[EV_CH_E_CNTXT_11]		= &reg_ev_ch_e_cntxt_11,
273 	[EV_CH_E_CNTXT_12]		= &reg_ev_ch_e_cntxt_12,
274 	[EV_CH_E_CNTXT_13]		= &reg_ev_ch_e_cntxt_13,
275 	[EV_CH_E_SCRATCH_0]		= &reg_ev_ch_e_scratch_0,
276 	[EV_CH_E_SCRATCH_1]		= &reg_ev_ch_e_scratch_1,
277 	[CH_C_DOORBELL_0]		= &reg_ch_c_doorbell_0,
278 	[EV_CH_E_DOORBELL_0]		= &reg_ev_ch_e_doorbell_0,
279 	[GSI_STATUS]			= &reg_gsi_status,
280 	[CH_CMD]			= &reg_ch_cmd,
281 	[EV_CH_CMD]			= &reg_ev_ch_cmd,
282 	[GENERIC_CMD]			= &reg_generic_cmd,
283 	[HW_PARAM_2]			= &reg_hw_param_2,
284 	[CNTXT_TYPE_IRQ]		= &reg_cntxt_type_irq,
285 	[CNTXT_TYPE_IRQ_MSK]		= &reg_cntxt_type_irq_msk,
286 	[CNTXT_SRC_CH_IRQ]		= &reg_cntxt_src_ch_irq,
287 	[CNTXT_SRC_EV_CH_IRQ]		= &reg_cntxt_src_ev_ch_irq,
288 	[CNTXT_SRC_CH_IRQ_MSK]		= &reg_cntxt_src_ch_irq_msk,
289 	[CNTXT_SRC_EV_CH_IRQ_MSK]	= &reg_cntxt_src_ev_ch_irq_msk,
290 	[CNTXT_SRC_CH_IRQ_CLR]		= &reg_cntxt_src_ch_irq_clr,
291 	[CNTXT_SRC_EV_CH_IRQ_CLR]	= &reg_cntxt_src_ev_ch_irq_clr,
292 	[CNTXT_SRC_IEOB_IRQ]		= &reg_cntxt_src_ieob_irq,
293 	[CNTXT_SRC_IEOB_IRQ_MSK]	= &reg_cntxt_src_ieob_irq_msk,
294 	[CNTXT_SRC_IEOB_IRQ_CLR]	= &reg_cntxt_src_ieob_irq_clr,
295 	[CNTXT_GLOB_IRQ_STTS]		= &reg_cntxt_glob_irq_stts,
296 	[CNTXT_GLOB_IRQ_EN]		= &reg_cntxt_glob_irq_en,
297 	[CNTXT_GLOB_IRQ_CLR]		= &reg_cntxt_glob_irq_clr,
298 	[CNTXT_GSI_IRQ_STTS]		= &reg_cntxt_gsi_irq_stts,
299 	[CNTXT_GSI_IRQ_EN]		= &reg_cntxt_gsi_irq_en,
300 	[CNTXT_GSI_IRQ_CLR]		= &reg_cntxt_gsi_irq_clr,
301 	[CNTXT_INTSET]			= &reg_cntxt_intset,
302 	[ERROR_LOG]			= &reg_error_log,
303 	[ERROR_LOG_CLR]			= &reg_error_log_clr,
304 	[CNTXT_SCRATCH_0]		= &reg_cntxt_scratch_0,
305 };
306 
307 const struct regs gsi_regs_v4_0 = {
308 	.reg_count	= ARRAY_SIZE(reg_array),
309 	.reg		= reg_array,
310 };
311