This source file includes following definitions.
- dpu_hw_intr_irqidx_lookup
- dpu_hw_intr_dispatch_irq
- dpu_hw_intr_enable_irq
- dpu_hw_intr_disable_irq_nolock
- dpu_hw_intr_disable_irq
- dpu_hw_intr_clear_irqs
- dpu_hw_intr_disable_irqs
- dpu_hw_intr_get_interrupt_statuses
- dpu_hw_intr_clear_intr_status_nolock
- dpu_hw_intr_get_interrupt_status
- __setup_intr_ops
- __intr_offset
- dpu_hw_intr_init
- dpu_hw_intr_destroy
1
2
3
4
5 #include <linux/bitops.h>
6 #include <linux/slab.h>
7
8 #include "dpu_kms.h"
9 #include "dpu_hw_interrupts.h"
10 #include "dpu_hw_util.h"
11 #include "dpu_hw_mdss.h"
12
13
14
15
16
17 #define MDP_SSPP_TOP0_OFF 0x0
18 #define MDP_INTF_0_OFF 0x6A000
19 #define MDP_INTF_1_OFF 0x6A800
20 #define MDP_INTF_2_OFF 0x6B000
21 #define MDP_INTF_3_OFF 0x6B800
22 #define MDP_INTF_4_OFF 0x6C000
23 #define MDP_AD4_0_OFF 0x7C000
24 #define MDP_AD4_1_OFF 0x7D000
25 #define MDP_AD4_INTR_EN_OFF 0x41c
26 #define MDP_AD4_INTR_CLEAR_OFF 0x424
27 #define MDP_AD4_INTR_STATUS_OFF 0x420
28
29
30
31
32 #define DPU_INTR_WB_0_DONE BIT(0)
33 #define DPU_INTR_WB_1_DONE BIT(1)
34 #define DPU_INTR_WB_2_DONE BIT(4)
35
36
37
38
39 #define DPU_INTR_WD_TIMER_0_DONE BIT(2)
40 #define DPU_INTR_WD_TIMER_1_DONE BIT(3)
41 #define DPU_INTR_WD_TIMER_2_DONE BIT(5)
42 #define DPU_INTR_WD_TIMER_3_DONE BIT(6)
43 #define DPU_INTR_WD_TIMER_4_DONE BIT(7)
44
45
46
47
48 #define DPU_INTR_PING_PONG_0_DONE BIT(8)
49 #define DPU_INTR_PING_PONG_1_DONE BIT(9)
50 #define DPU_INTR_PING_PONG_2_DONE BIT(10)
51 #define DPU_INTR_PING_PONG_3_DONE BIT(11)
52 #define DPU_INTR_PING_PONG_0_RD_PTR BIT(12)
53 #define DPU_INTR_PING_PONG_1_RD_PTR BIT(13)
54 #define DPU_INTR_PING_PONG_2_RD_PTR BIT(14)
55 #define DPU_INTR_PING_PONG_3_RD_PTR BIT(15)
56 #define DPU_INTR_PING_PONG_0_WR_PTR BIT(16)
57 #define DPU_INTR_PING_PONG_1_WR_PTR BIT(17)
58 #define DPU_INTR_PING_PONG_2_WR_PTR BIT(18)
59 #define DPU_INTR_PING_PONG_3_WR_PTR BIT(19)
60 #define DPU_INTR_PING_PONG_0_AUTOREFRESH_DONE BIT(20)
61 #define DPU_INTR_PING_PONG_1_AUTOREFRESH_DONE BIT(21)
62 #define DPU_INTR_PING_PONG_2_AUTOREFRESH_DONE BIT(22)
63 #define DPU_INTR_PING_PONG_3_AUTOREFRESH_DONE BIT(23)
64
65
66
67
68 #define DPU_INTR_INTF_0_UNDERRUN BIT(24)
69 #define DPU_INTR_INTF_1_UNDERRUN BIT(26)
70 #define DPU_INTR_INTF_2_UNDERRUN BIT(28)
71 #define DPU_INTR_INTF_3_UNDERRUN BIT(30)
72 #define DPU_INTR_INTF_0_VSYNC BIT(25)
73 #define DPU_INTR_INTF_1_VSYNC BIT(27)
74 #define DPU_INTR_INTF_2_VSYNC BIT(29)
75 #define DPU_INTR_INTF_3_VSYNC BIT(31)
76
77
78
79
80 #define DPU_INTR_PING_PONG_S0_AUTOREFRESH_DONE BIT(0)
81 #define DPU_INTR_PING_PONG_S0_WR_PTR BIT(4)
82 #define DPU_INTR_PING_PONG_S0_RD_PTR BIT(8)
83 #define DPU_INTR_PING_PONG_S0_TEAR_DETECTED BIT(22)
84 #define DPU_INTR_PING_PONG_S0_TE_DETECTED BIT(28)
85
86
87
88
89 #define DPU_INTR_PING_PONG_0_TEAR_DETECTED BIT(16)
90 #define DPU_INTR_PING_PONG_1_TEAR_DETECTED BIT(17)
91 #define DPU_INTR_PING_PONG_2_TEAR_DETECTED BIT(18)
92 #define DPU_INTR_PING_PONG_3_TEAR_DETECTED BIT(19)
93
94
95
96
97 #define DPU_INTR_PING_PONG_0_TE_DETECTED BIT(24)
98 #define DPU_INTR_PING_PONG_1_TE_DETECTED BIT(25)
99 #define DPU_INTR_PING_PONG_2_TE_DETECTED BIT(26)
100 #define DPU_INTR_PING_PONG_3_TE_DETECTED BIT(27)
101
102
103
104
105 #define DPU_INTR_CTL_0_START BIT(9)
106 #define DPU_INTR_CTL_1_START BIT(10)
107 #define DPU_INTR_CTL_2_START BIT(11)
108 #define DPU_INTR_CTL_3_START BIT(12)
109 #define DPU_INTR_CTL_4_START BIT(13)
110
111
112
113
114 #define DPU_INTR_CWB_2_OVERFLOW BIT(14)
115 #define DPU_INTR_CWB_3_OVERFLOW BIT(15)
116
117
118
119
120 #define DPU_INTR_HIST_VIG_0_DONE BIT(0)
121 #define DPU_INTR_HIST_VIG_1_DONE BIT(4)
122 #define DPU_INTR_HIST_VIG_2_DONE BIT(8)
123 #define DPU_INTR_HIST_VIG_3_DONE BIT(10)
124
125
126
127
128 #define DPU_INTR_HIST_VIG_0_RSTSEQ_DONE BIT(1)
129 #define DPU_INTR_HIST_VIG_1_RSTSEQ_DONE BIT(5)
130 #define DPU_INTR_HIST_VIG_2_RSTSEQ_DONE BIT(9)
131 #define DPU_INTR_HIST_VIG_3_RSTSEQ_DONE BIT(11)
132
133
134
135
136 #define DPU_INTR_HIST_DSPP_0_DONE BIT(12)
137 #define DPU_INTR_HIST_DSPP_1_DONE BIT(16)
138 #define DPU_INTR_HIST_DSPP_2_DONE BIT(20)
139 #define DPU_INTR_HIST_DSPP_3_DONE BIT(22)
140
141
142
143
144 #define DPU_INTR_HIST_DSPP_0_RSTSEQ_DONE BIT(13)
145 #define DPU_INTR_HIST_DSPP_1_RSTSEQ_DONE BIT(17)
146 #define DPU_INTR_HIST_DSPP_2_RSTSEQ_DONE BIT(21)
147 #define DPU_INTR_HIST_DSPP_3_RSTSEQ_DONE BIT(23)
148
149
150
151
152 #define DPU_INTR_VIDEO_INTO_STATIC BIT(0)
153 #define DPU_INTR_VIDEO_OUTOF_STATIC BIT(1)
154 #define DPU_INTR_DSICMD_0_INTO_STATIC BIT(2)
155 #define DPU_INTR_DSICMD_0_OUTOF_STATIC BIT(3)
156 #define DPU_INTR_DSICMD_1_INTO_STATIC BIT(4)
157 #define DPU_INTR_DSICMD_1_OUTOF_STATIC BIT(5)
158 #define DPU_INTR_DSICMD_2_INTO_STATIC BIT(6)
159 #define DPU_INTR_DSICMD_2_OUTOF_STATIC BIT(7)
160 #define DPU_INTR_PROG_LINE BIT(8)
161
162
163
164
165 #define DPU_INTR_BACKLIGHT_UPDATED BIT(0)
166
167
168
169
170
171
172 struct dpu_intr_reg {
173 u32 clr_off;
174 u32 en_off;
175 u32 status_off;
176 };
177
178
179
180
181
182
183
184
185 struct dpu_irq_type {
186 u32 intr_type;
187 u32 instance_idx;
188 u32 irq_mask;
189 u32 reg_idx;
190 };
191
192
193
194
195 static const struct dpu_intr_reg dpu_intr_set[] = {
196 {
197 MDP_SSPP_TOP0_OFF+INTR_CLEAR,
198 MDP_SSPP_TOP0_OFF+INTR_EN,
199 MDP_SSPP_TOP0_OFF+INTR_STATUS
200 },
201 {
202 MDP_SSPP_TOP0_OFF+INTR2_CLEAR,
203 MDP_SSPP_TOP0_OFF+INTR2_EN,
204 MDP_SSPP_TOP0_OFF+INTR2_STATUS
205 },
206 {
207 MDP_SSPP_TOP0_OFF+HIST_INTR_CLEAR,
208 MDP_SSPP_TOP0_OFF+HIST_INTR_EN,
209 MDP_SSPP_TOP0_OFF+HIST_INTR_STATUS
210 },
211 {
212 MDP_INTF_0_OFF+INTF_INTR_CLEAR,
213 MDP_INTF_0_OFF+INTF_INTR_EN,
214 MDP_INTF_0_OFF+INTF_INTR_STATUS
215 },
216 {
217 MDP_INTF_1_OFF+INTF_INTR_CLEAR,
218 MDP_INTF_1_OFF+INTF_INTR_EN,
219 MDP_INTF_1_OFF+INTF_INTR_STATUS
220 },
221 {
222 MDP_INTF_2_OFF+INTF_INTR_CLEAR,
223 MDP_INTF_2_OFF+INTF_INTR_EN,
224 MDP_INTF_2_OFF+INTF_INTR_STATUS
225 },
226 {
227 MDP_INTF_3_OFF+INTF_INTR_CLEAR,
228 MDP_INTF_3_OFF+INTF_INTR_EN,
229 MDP_INTF_3_OFF+INTF_INTR_STATUS
230 },
231 {
232 MDP_INTF_4_OFF+INTF_INTR_CLEAR,
233 MDP_INTF_4_OFF+INTF_INTR_EN,
234 MDP_INTF_4_OFF+INTF_INTR_STATUS
235 },
236 {
237 MDP_AD4_0_OFF + MDP_AD4_INTR_CLEAR_OFF,
238 MDP_AD4_0_OFF + MDP_AD4_INTR_EN_OFF,
239 MDP_AD4_0_OFF + MDP_AD4_INTR_STATUS_OFF,
240 },
241 {
242 MDP_AD4_1_OFF + MDP_AD4_INTR_CLEAR_OFF,
243 MDP_AD4_1_OFF + MDP_AD4_INTR_EN_OFF,
244 MDP_AD4_1_OFF + MDP_AD4_INTR_STATUS_OFF,
245 }
246 };
247
248
249
250
251
252 static const struct dpu_irq_type dpu_irq_map[] = {
253
254
255 { DPU_IRQ_TYPE_WB_ROT_COMP, WB_0, DPU_INTR_WB_0_DONE, 0},
256 { DPU_IRQ_TYPE_WB_ROT_COMP, WB_1, DPU_INTR_WB_1_DONE, 0},
257 { DPU_IRQ_TYPE_WD_TIMER, WD_TIMER_0, DPU_INTR_WD_TIMER_0_DONE, 0},
258 { DPU_IRQ_TYPE_WD_TIMER, WD_TIMER_1, DPU_INTR_WD_TIMER_1_DONE, 0},
259
260 { DPU_IRQ_TYPE_WB_WFD_COMP, WB_2, DPU_INTR_WB_2_DONE, 0},
261 { DPU_IRQ_TYPE_WD_TIMER, WD_TIMER_2, DPU_INTR_WD_TIMER_2_DONE, 0},
262 { DPU_IRQ_TYPE_WD_TIMER, WD_TIMER_3, DPU_INTR_WD_TIMER_3_DONE, 0},
263 { DPU_IRQ_TYPE_WD_TIMER, WD_TIMER_4, DPU_INTR_WD_TIMER_4_DONE, 0},
264
265 { DPU_IRQ_TYPE_PING_PONG_COMP, PINGPONG_0,
266 DPU_INTR_PING_PONG_0_DONE, 0},
267 { DPU_IRQ_TYPE_PING_PONG_COMP, PINGPONG_1,
268 DPU_INTR_PING_PONG_1_DONE, 0},
269 { DPU_IRQ_TYPE_PING_PONG_COMP, PINGPONG_2,
270 DPU_INTR_PING_PONG_2_DONE, 0},
271 { DPU_IRQ_TYPE_PING_PONG_COMP, PINGPONG_3,
272 DPU_INTR_PING_PONG_3_DONE, 0},
273
274 { DPU_IRQ_TYPE_PING_PONG_RD_PTR, PINGPONG_0,
275 DPU_INTR_PING_PONG_0_RD_PTR, 0},
276 { DPU_IRQ_TYPE_PING_PONG_RD_PTR, PINGPONG_1,
277 DPU_INTR_PING_PONG_1_RD_PTR, 0},
278 { DPU_IRQ_TYPE_PING_PONG_RD_PTR, PINGPONG_2,
279 DPU_INTR_PING_PONG_2_RD_PTR, 0},
280 { DPU_IRQ_TYPE_PING_PONG_RD_PTR, PINGPONG_3,
281 DPU_INTR_PING_PONG_3_RD_PTR, 0},
282
283 { DPU_IRQ_TYPE_PING_PONG_WR_PTR, PINGPONG_0,
284 DPU_INTR_PING_PONG_0_WR_PTR, 0},
285 { DPU_IRQ_TYPE_PING_PONG_WR_PTR, PINGPONG_1,
286 DPU_INTR_PING_PONG_1_WR_PTR, 0},
287 { DPU_IRQ_TYPE_PING_PONG_WR_PTR, PINGPONG_2,
288 DPU_INTR_PING_PONG_2_WR_PTR, 0},
289 { DPU_IRQ_TYPE_PING_PONG_WR_PTR, PINGPONG_3,
290 DPU_INTR_PING_PONG_3_WR_PTR, 0},
291
292 { DPU_IRQ_TYPE_PING_PONG_AUTO_REF, PINGPONG_0,
293 DPU_INTR_PING_PONG_0_AUTOREFRESH_DONE, 0},
294 { DPU_IRQ_TYPE_PING_PONG_AUTO_REF, PINGPONG_1,
295 DPU_INTR_PING_PONG_1_AUTOREFRESH_DONE, 0},
296 { DPU_IRQ_TYPE_PING_PONG_AUTO_REF, PINGPONG_2,
297 DPU_INTR_PING_PONG_2_AUTOREFRESH_DONE, 0},
298 { DPU_IRQ_TYPE_PING_PONG_AUTO_REF, PINGPONG_3,
299 DPU_INTR_PING_PONG_3_AUTOREFRESH_DONE, 0},
300
301 { DPU_IRQ_TYPE_INTF_UNDER_RUN, INTF_0, DPU_INTR_INTF_0_UNDERRUN, 0},
302 { DPU_IRQ_TYPE_INTF_VSYNC, INTF_0, DPU_INTR_INTF_0_VSYNC, 0},
303 { DPU_IRQ_TYPE_INTF_UNDER_RUN, INTF_1, DPU_INTR_INTF_1_UNDERRUN, 0},
304 { DPU_IRQ_TYPE_INTF_VSYNC, INTF_1, DPU_INTR_INTF_1_VSYNC, 0},
305
306 { DPU_IRQ_TYPE_INTF_UNDER_RUN, INTF_2, DPU_INTR_INTF_2_UNDERRUN, 0},
307 { DPU_IRQ_TYPE_INTF_VSYNC, INTF_2, DPU_INTR_INTF_2_VSYNC, 0},
308 { DPU_IRQ_TYPE_INTF_UNDER_RUN, INTF_3, DPU_INTR_INTF_3_UNDERRUN, 0},
309 { DPU_IRQ_TYPE_INTF_VSYNC, INTF_3, DPU_INTR_INTF_3_VSYNC, 0},
310
311
312
313 { DPU_IRQ_TYPE_PING_PONG_AUTO_REF, PINGPONG_S0,
314 DPU_INTR_PING_PONG_S0_AUTOREFRESH_DONE, 1},
315 { DPU_IRQ_TYPE_RESERVED, 0, 0, 1},
316 { DPU_IRQ_TYPE_RESERVED, 0, 0, 1},
317 { DPU_IRQ_TYPE_RESERVED, 0, 0, 1},
318
319 { DPU_IRQ_TYPE_PING_PONG_WR_PTR, PINGPONG_S0,
320 DPU_INTR_PING_PONG_S0_WR_PTR, 1},
321 { DPU_IRQ_TYPE_RESERVED, 0, 0, 1},
322 { DPU_IRQ_TYPE_RESERVED, 0, 0, 1},
323 { DPU_IRQ_TYPE_RESERVED, 0, 0, 1},
324
325 { DPU_IRQ_TYPE_PING_PONG_RD_PTR, PINGPONG_S0,
326 DPU_INTR_PING_PONG_S0_RD_PTR, 1},
327
328 { DPU_IRQ_TYPE_CTL_START, CTL_0,
329 DPU_INTR_CTL_0_START, 1},
330 { DPU_IRQ_TYPE_CTL_START, CTL_1,
331 DPU_INTR_CTL_1_START, 1},
332 { DPU_IRQ_TYPE_CTL_START, CTL_2,
333 DPU_INTR_CTL_2_START, 1},
334 { DPU_IRQ_TYPE_CTL_START, CTL_3,
335 DPU_INTR_CTL_3_START, 1},
336 { DPU_IRQ_TYPE_CTL_START, CTL_4,
337 DPU_INTR_CTL_4_START, 1},
338
339 { DPU_IRQ_TYPE_CWB_OVERFLOW, CWB_2, DPU_INTR_CWB_2_OVERFLOW, 1},
340 { DPU_IRQ_TYPE_CWB_OVERFLOW, CWB_3, DPU_INTR_CWB_3_OVERFLOW, 1},
341
342 { DPU_IRQ_TYPE_PING_PONG_TEAR_CHECK, PINGPONG_0,
343 DPU_INTR_PING_PONG_0_TEAR_DETECTED, 1},
344 { DPU_IRQ_TYPE_PING_PONG_TEAR_CHECK, PINGPONG_1,
345 DPU_INTR_PING_PONG_1_TEAR_DETECTED, 1},
346 { DPU_IRQ_TYPE_PING_PONG_TEAR_CHECK, PINGPONG_2,
347 DPU_INTR_PING_PONG_2_TEAR_DETECTED, 1},
348 { DPU_IRQ_TYPE_PING_PONG_TEAR_CHECK, PINGPONG_3,
349 DPU_INTR_PING_PONG_3_TEAR_DETECTED, 1},
350
351 { DPU_IRQ_TYPE_RESERVED, 0, 0, 1},
352 { DPU_IRQ_TYPE_RESERVED, 0, 0, 1},
353 { DPU_IRQ_TYPE_PING_PONG_TEAR_CHECK, PINGPONG_S0,
354 DPU_INTR_PING_PONG_S0_TEAR_DETECTED, 1},
355 { DPU_IRQ_TYPE_RESERVED, 0, 0, 1},
356
357 { DPU_IRQ_TYPE_PING_PONG_TE_CHECK, PINGPONG_0,
358 DPU_INTR_PING_PONG_0_TE_DETECTED, 1},
359 { DPU_IRQ_TYPE_PING_PONG_TE_CHECK, PINGPONG_1,
360 DPU_INTR_PING_PONG_1_TE_DETECTED, 1},
361 { DPU_IRQ_TYPE_PING_PONG_TE_CHECK, PINGPONG_2,
362 DPU_INTR_PING_PONG_2_TE_DETECTED, 1},
363 { DPU_IRQ_TYPE_PING_PONG_TE_CHECK, PINGPONG_3,
364 DPU_INTR_PING_PONG_3_TE_DETECTED, 1},
365
366 { DPU_IRQ_TYPE_PING_PONG_TE_CHECK, PINGPONG_S0,
367 DPU_INTR_PING_PONG_S0_TE_DETECTED, 1},
368 { DPU_IRQ_TYPE_RESERVED, 0, 0, 1},
369 { DPU_IRQ_TYPE_RESERVED, 0, 0, 1},
370 { DPU_IRQ_TYPE_RESERVED, 0, 0, 1},
371
372
373
374 { DPU_IRQ_TYPE_HIST_VIG_DONE, SSPP_VIG0, DPU_INTR_HIST_VIG_0_DONE, 2},
375 { DPU_IRQ_TYPE_HIST_VIG_RSTSEQ, SSPP_VIG0,
376 DPU_INTR_HIST_VIG_0_RSTSEQ_DONE, 2},
377 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
378 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
379
380 { DPU_IRQ_TYPE_HIST_VIG_DONE, SSPP_VIG1, DPU_INTR_HIST_VIG_1_DONE, 2},
381 { DPU_IRQ_TYPE_HIST_VIG_RSTSEQ, SSPP_VIG1,
382 DPU_INTR_HIST_VIG_1_RSTSEQ_DONE, 2},
383 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
384 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
385
386 { DPU_IRQ_TYPE_HIST_VIG_DONE, SSPP_VIG2, DPU_INTR_HIST_VIG_2_DONE, 2},
387 { DPU_IRQ_TYPE_HIST_VIG_RSTSEQ, SSPP_VIG2,
388 DPU_INTR_HIST_VIG_2_RSTSEQ_DONE, 2},
389 { DPU_IRQ_TYPE_HIST_VIG_DONE, SSPP_VIG3, DPU_INTR_HIST_VIG_3_DONE, 2},
390 { DPU_IRQ_TYPE_HIST_VIG_RSTSEQ, SSPP_VIG3,
391 DPU_INTR_HIST_VIG_3_RSTSEQ_DONE, 2},
392
393 { DPU_IRQ_TYPE_HIST_DSPP_DONE, DSPP_0, DPU_INTR_HIST_DSPP_0_DONE, 2},
394 { DPU_IRQ_TYPE_HIST_DSPP_RSTSEQ, DSPP_0,
395 DPU_INTR_HIST_DSPP_0_RSTSEQ_DONE, 2},
396 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
397 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
398
399 { DPU_IRQ_TYPE_HIST_DSPP_DONE, DSPP_1, DPU_INTR_HIST_DSPP_1_DONE, 2},
400 { DPU_IRQ_TYPE_HIST_DSPP_RSTSEQ, DSPP_1,
401 DPU_INTR_HIST_DSPP_1_RSTSEQ_DONE, 2},
402 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
403 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
404
405 { DPU_IRQ_TYPE_HIST_DSPP_DONE, DSPP_2, DPU_INTR_HIST_DSPP_2_DONE, 2},
406 { DPU_IRQ_TYPE_HIST_DSPP_RSTSEQ, DSPP_2,
407 DPU_INTR_HIST_DSPP_2_RSTSEQ_DONE, 2},
408 { DPU_IRQ_TYPE_HIST_DSPP_DONE, DSPP_3, DPU_INTR_HIST_DSPP_3_DONE, 2},
409 { DPU_IRQ_TYPE_HIST_DSPP_RSTSEQ, DSPP_3,
410 DPU_INTR_HIST_DSPP_3_RSTSEQ_DONE, 2},
411
412 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
413 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
414 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
415 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
416
417 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
418 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
419 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
420 { DPU_IRQ_TYPE_RESERVED, 0, 0, 2},
421
422
423
424 { DPU_IRQ_TYPE_SFI_VIDEO_IN, INTF_0,
425 DPU_INTR_VIDEO_INTO_STATIC, 3},
426 { DPU_IRQ_TYPE_SFI_VIDEO_OUT, INTF_0,
427 DPU_INTR_VIDEO_OUTOF_STATIC, 3},
428 { DPU_IRQ_TYPE_SFI_CMD_0_IN, INTF_0,
429 DPU_INTR_DSICMD_0_INTO_STATIC, 3},
430 { DPU_IRQ_TYPE_SFI_CMD_0_OUT, INTF_0,
431 DPU_INTR_DSICMD_0_OUTOF_STATIC, 3},
432
433 { DPU_IRQ_TYPE_SFI_CMD_1_IN, INTF_0,
434 DPU_INTR_DSICMD_1_INTO_STATIC, 3},
435 { DPU_IRQ_TYPE_SFI_CMD_1_OUT, INTF_0,
436 DPU_INTR_DSICMD_1_OUTOF_STATIC, 3},
437 { DPU_IRQ_TYPE_SFI_CMD_2_IN, INTF_0,
438 DPU_INTR_DSICMD_2_INTO_STATIC, 3},
439 { DPU_IRQ_TYPE_SFI_CMD_2_OUT, INTF_0,
440 DPU_INTR_DSICMD_2_OUTOF_STATIC, 3},
441
442 { DPU_IRQ_TYPE_PROG_LINE, INTF_0, DPU_INTR_PROG_LINE, 3},
443 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
444 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
445 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
446
447 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
448 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
449 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
450 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
451
452 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
453 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
454 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
455 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
456
457 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
458 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
459 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
460 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
461
462 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
463 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
464 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
465 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
466
467 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
468 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
469 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
470 { DPU_IRQ_TYPE_RESERVED, 0, 0, 3},
471
472
473
474 { DPU_IRQ_TYPE_SFI_VIDEO_IN, INTF_1,
475 DPU_INTR_VIDEO_INTO_STATIC, 4},
476 { DPU_IRQ_TYPE_SFI_VIDEO_OUT, INTF_1,
477 DPU_INTR_VIDEO_OUTOF_STATIC, 4},
478 { DPU_IRQ_TYPE_SFI_CMD_0_IN, INTF_1,
479 DPU_INTR_DSICMD_0_INTO_STATIC, 4},
480 { DPU_IRQ_TYPE_SFI_CMD_0_OUT, INTF_1,
481 DPU_INTR_DSICMD_0_OUTOF_STATIC, 4},
482
483 { DPU_IRQ_TYPE_SFI_CMD_1_IN, INTF_1,
484 DPU_INTR_DSICMD_1_INTO_STATIC, 4},
485 { DPU_IRQ_TYPE_SFI_CMD_1_OUT, INTF_1,
486 DPU_INTR_DSICMD_1_OUTOF_STATIC, 4},
487 { DPU_IRQ_TYPE_SFI_CMD_2_IN, INTF_1,
488 DPU_INTR_DSICMD_2_INTO_STATIC, 4},
489 { DPU_IRQ_TYPE_SFI_CMD_2_OUT, INTF_1,
490 DPU_INTR_DSICMD_2_OUTOF_STATIC, 4},
491
492 { DPU_IRQ_TYPE_PROG_LINE, INTF_1, DPU_INTR_PROG_LINE, 4},
493 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
494 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
495 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
496
497 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
498 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
499 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
500 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
501
502 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
503 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
504 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
505 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
506
507 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
508 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
509 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
510 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
511
512 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
513 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
514 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
515 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
516
517 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
518 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
519 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
520 { DPU_IRQ_TYPE_RESERVED, 0, 0, 4},
521
522
523
524 { DPU_IRQ_TYPE_SFI_VIDEO_IN, INTF_2,
525 DPU_INTR_VIDEO_INTO_STATIC, 5},
526 { DPU_IRQ_TYPE_SFI_VIDEO_OUT, INTF_2,
527 DPU_INTR_VIDEO_OUTOF_STATIC, 5},
528 { DPU_IRQ_TYPE_SFI_CMD_0_IN, INTF_2,
529 DPU_INTR_DSICMD_0_INTO_STATIC, 5},
530 { DPU_IRQ_TYPE_SFI_CMD_0_OUT, INTF_2,
531 DPU_INTR_DSICMD_0_OUTOF_STATIC, 5},
532
533 { DPU_IRQ_TYPE_SFI_CMD_1_IN, INTF_2,
534 DPU_INTR_DSICMD_1_INTO_STATIC, 5},
535 { DPU_IRQ_TYPE_SFI_CMD_1_OUT, INTF_2,
536 DPU_INTR_DSICMD_1_OUTOF_STATIC, 5},
537 { DPU_IRQ_TYPE_SFI_CMD_2_IN, INTF_2,
538 DPU_INTR_DSICMD_2_INTO_STATIC, 5},
539 { DPU_IRQ_TYPE_SFI_CMD_2_OUT, INTF_2,
540 DPU_INTR_DSICMD_2_OUTOF_STATIC, 5},
541
542 { DPU_IRQ_TYPE_PROG_LINE, INTF_2, DPU_INTR_PROG_LINE, 5},
543 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
544 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
545 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
546
547 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
548 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
549 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
550 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
551
552 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
553 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
554 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
555 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
556
557 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
558 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
559 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
560 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
561
562 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
563 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
564 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
565 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
566
567 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
568 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
569 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
570 { DPU_IRQ_TYPE_RESERVED, 0, 0, 5},
571
572
573
574 { DPU_IRQ_TYPE_SFI_VIDEO_IN, INTF_3,
575 DPU_INTR_VIDEO_INTO_STATIC, 6},
576 { DPU_IRQ_TYPE_SFI_VIDEO_OUT, INTF_3,
577 DPU_INTR_VIDEO_OUTOF_STATIC, 6},
578 { DPU_IRQ_TYPE_SFI_CMD_0_IN, INTF_3,
579 DPU_INTR_DSICMD_0_INTO_STATIC, 6},
580 { DPU_IRQ_TYPE_SFI_CMD_0_OUT, INTF_3,
581 DPU_INTR_DSICMD_0_OUTOF_STATIC, 6},
582
583 { DPU_IRQ_TYPE_SFI_CMD_1_IN, INTF_3,
584 DPU_INTR_DSICMD_1_INTO_STATIC, 6},
585 { DPU_IRQ_TYPE_SFI_CMD_1_OUT, INTF_3,
586 DPU_INTR_DSICMD_1_OUTOF_STATIC, 6},
587 { DPU_IRQ_TYPE_SFI_CMD_2_IN, INTF_3,
588 DPU_INTR_DSICMD_2_INTO_STATIC, 6},
589 { DPU_IRQ_TYPE_SFI_CMD_2_OUT, INTF_3,
590 DPU_INTR_DSICMD_2_OUTOF_STATIC, 6},
591
592 { DPU_IRQ_TYPE_PROG_LINE, INTF_3, DPU_INTR_PROG_LINE, 6},
593 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
594 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
595 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
596
597 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
598 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
599 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
600 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
601
602 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
603 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
604 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
605 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
606
607 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
608 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
609 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
610 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
611
612 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
613 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
614 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
615 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
616
617 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
618 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
619 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
620 { DPU_IRQ_TYPE_RESERVED, 0, 0, 6},
621
622
623
624 { DPU_IRQ_TYPE_SFI_VIDEO_IN, INTF_4,
625 DPU_INTR_VIDEO_INTO_STATIC, 7},
626 { DPU_IRQ_TYPE_SFI_VIDEO_OUT, INTF_4,
627 DPU_INTR_VIDEO_OUTOF_STATIC, 7},
628 { DPU_IRQ_TYPE_SFI_CMD_0_IN, INTF_4,
629 DPU_INTR_DSICMD_0_INTO_STATIC, 7},
630 { DPU_IRQ_TYPE_SFI_CMD_0_OUT, INTF_4,
631 DPU_INTR_DSICMD_0_OUTOF_STATIC, 7},
632
633 { DPU_IRQ_TYPE_SFI_CMD_1_IN, INTF_4,
634 DPU_INTR_DSICMD_1_INTO_STATIC, 7},
635 { DPU_IRQ_TYPE_SFI_CMD_1_OUT, INTF_4,
636 DPU_INTR_DSICMD_1_OUTOF_STATIC, 7},
637 { DPU_IRQ_TYPE_SFI_CMD_2_IN, INTF_4,
638 DPU_INTR_DSICMD_2_INTO_STATIC, 7},
639 { DPU_IRQ_TYPE_SFI_CMD_2_OUT, INTF_4,
640 DPU_INTR_DSICMD_2_OUTOF_STATIC, 7},
641
642 { DPU_IRQ_TYPE_PROG_LINE, INTF_4, DPU_INTR_PROG_LINE, 7},
643 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
644 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
645 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
646
647 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
648 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
649 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
650 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
651
652 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
653 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
654 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
655 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
656
657 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
658 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
659 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
660 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
661
662 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
663 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
664 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
665 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
666
667 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
668 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
669 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
670 { DPU_IRQ_TYPE_RESERVED, 0, 0, 7},
671
672
673
674 { DPU_IRQ_TYPE_AD4_BL_DONE, DSPP_0, DPU_INTR_BACKLIGHT_UPDATED, 8},
675 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
676 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
677 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
678
679 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
680 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
681 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
682 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
683
684 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
685 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
686 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
687 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
688
689 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
690 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
691 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
692 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
693
694 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
695 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
696 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
697 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
698
699 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
700 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
701 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
702 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
703
704 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
705 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
706 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
707 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
708
709 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
710 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
711 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
712 { DPU_IRQ_TYPE_RESERVED, 0, 0, 8},
713
714
715
716 { DPU_IRQ_TYPE_AD4_BL_DONE, DSPP_1, DPU_INTR_BACKLIGHT_UPDATED, 9},
717 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
718 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
719 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
720
721 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
722 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
723 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
724 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
725
726 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
727 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
728 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
729 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
730
731 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
732 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
733 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
734 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
735
736 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
737 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
738 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
739 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
740
741 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
742 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
743 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
744 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
745
746 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
747 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
748 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
749 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
750
751 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
752 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
753 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
754 { DPU_IRQ_TYPE_RESERVED, 0, 0, 9},
755 };
756
757 static int dpu_hw_intr_irqidx_lookup(enum dpu_intr_type intr_type,
758 u32 instance_idx)
759 {
760 int i;
761
762 for (i = 0; i < ARRAY_SIZE(dpu_irq_map); i++) {
763 if (intr_type == dpu_irq_map[i].intr_type &&
764 instance_idx == dpu_irq_map[i].instance_idx)
765 return i;
766 }
767
768 pr_debug("IRQ lookup fail!! intr_type=%d, instance_idx=%d\n",
769 intr_type, instance_idx);
770 return -EINVAL;
771 }
772
773 static void dpu_hw_intr_dispatch_irq(struct dpu_hw_intr *intr,
774 void (*cbfunc)(void *, int),
775 void *arg)
776 {
777 int reg_idx;
778 int irq_idx;
779 int start_idx;
780 int end_idx;
781 u32 irq_status;
782 unsigned long irq_flags;
783
784 if (!intr)
785 return;
786
787
788
789
790
791
792 spin_lock_irqsave(&intr->irq_lock, irq_flags);
793 for (reg_idx = 0; reg_idx < ARRAY_SIZE(dpu_intr_set); reg_idx++) {
794 irq_status = intr->save_irq_status[reg_idx];
795
796
797
798
799
800 start_idx = reg_idx * 32;
801 end_idx = start_idx + 32;
802
803 if (start_idx >= ARRAY_SIZE(dpu_irq_map) ||
804 end_idx > ARRAY_SIZE(dpu_irq_map))
805 continue;
806
807
808
809
810
811
812 for (irq_idx = start_idx;
813 (irq_idx < end_idx) && irq_status;
814 irq_idx++)
815 if ((irq_status & dpu_irq_map[irq_idx].irq_mask) &&
816 (dpu_irq_map[irq_idx].reg_idx == reg_idx)) {
817
818
819
820
821
822
823
824 if (cbfunc)
825 cbfunc(arg, irq_idx);
826 else
827 intr->ops.clear_intr_status_nolock(
828 intr, irq_idx);
829
830
831
832
833
834
835 irq_status &= ~dpu_irq_map[irq_idx].irq_mask;
836 }
837 }
838 spin_unlock_irqrestore(&intr->irq_lock, irq_flags);
839 }
840
841 static int dpu_hw_intr_enable_irq(struct dpu_hw_intr *intr, int irq_idx)
842 {
843 int reg_idx;
844 unsigned long irq_flags;
845 const struct dpu_intr_reg *reg;
846 const struct dpu_irq_type *irq;
847 const char *dbgstr = NULL;
848 uint32_t cache_irq_mask;
849
850 if (!intr)
851 return -EINVAL;
852
853 if (irq_idx < 0 || irq_idx >= ARRAY_SIZE(dpu_irq_map)) {
854 pr_err("invalid IRQ index: [%d]\n", irq_idx);
855 return -EINVAL;
856 }
857
858 irq = &dpu_irq_map[irq_idx];
859 reg_idx = irq->reg_idx;
860 reg = &dpu_intr_set[reg_idx];
861
862 spin_lock_irqsave(&intr->irq_lock, irq_flags);
863 cache_irq_mask = intr->cache_irq_mask[reg_idx];
864 if (cache_irq_mask & irq->irq_mask) {
865 dbgstr = "DPU IRQ already set:";
866 } else {
867 dbgstr = "DPU IRQ enabled:";
868
869 cache_irq_mask |= irq->irq_mask;
870
871 DPU_REG_WRITE(&intr->hw, reg->clr_off, irq->irq_mask);
872
873 DPU_REG_WRITE(&intr->hw, reg->en_off, cache_irq_mask);
874
875
876 wmb();
877
878 intr->cache_irq_mask[reg_idx] = cache_irq_mask;
879 }
880 spin_unlock_irqrestore(&intr->irq_lock, irq_flags);
881
882 pr_debug("%s MASK:0x%.8x, CACHE-MASK:0x%.8x\n", dbgstr,
883 irq->irq_mask, cache_irq_mask);
884
885 return 0;
886 }
887
888 static int dpu_hw_intr_disable_irq_nolock(struct dpu_hw_intr *intr, int irq_idx)
889 {
890 int reg_idx;
891 const struct dpu_intr_reg *reg;
892 const struct dpu_irq_type *irq;
893 const char *dbgstr = NULL;
894 uint32_t cache_irq_mask;
895
896 if (!intr)
897 return -EINVAL;
898
899 if (irq_idx < 0 || irq_idx >= ARRAY_SIZE(dpu_irq_map)) {
900 pr_err("invalid IRQ index: [%d]\n", irq_idx);
901 return -EINVAL;
902 }
903
904 irq = &dpu_irq_map[irq_idx];
905 reg_idx = irq->reg_idx;
906 reg = &dpu_intr_set[reg_idx];
907
908 cache_irq_mask = intr->cache_irq_mask[reg_idx];
909 if ((cache_irq_mask & irq->irq_mask) == 0) {
910 dbgstr = "DPU IRQ is already cleared:";
911 } else {
912 dbgstr = "DPU IRQ mask disable:";
913
914 cache_irq_mask &= ~irq->irq_mask;
915
916 DPU_REG_WRITE(&intr->hw, reg->en_off, cache_irq_mask);
917
918 DPU_REG_WRITE(&intr->hw, reg->clr_off, irq->irq_mask);
919
920
921 wmb();
922
923 intr->cache_irq_mask[reg_idx] = cache_irq_mask;
924 }
925
926 pr_debug("%s MASK:0x%.8x, CACHE-MASK:0x%.8x\n", dbgstr,
927 irq->irq_mask, cache_irq_mask);
928
929 return 0;
930 }
931
932 static int dpu_hw_intr_disable_irq(struct dpu_hw_intr *intr, int irq_idx)
933 {
934 unsigned long irq_flags;
935
936 if (!intr)
937 return -EINVAL;
938
939 if (irq_idx < 0 || irq_idx >= ARRAY_SIZE(dpu_irq_map)) {
940 pr_err("invalid IRQ index: [%d]\n", irq_idx);
941 return -EINVAL;
942 }
943
944 spin_lock_irqsave(&intr->irq_lock, irq_flags);
945 dpu_hw_intr_disable_irq_nolock(intr, irq_idx);
946 spin_unlock_irqrestore(&intr->irq_lock, irq_flags);
947
948 return 0;
949 }
950
951 static int dpu_hw_intr_clear_irqs(struct dpu_hw_intr *intr)
952 {
953 int i;
954
955 if (!intr)
956 return -EINVAL;
957
958 for (i = 0; i < ARRAY_SIZE(dpu_intr_set); i++)
959 DPU_REG_WRITE(&intr->hw, dpu_intr_set[i].clr_off, 0xffffffff);
960
961
962 wmb();
963
964 return 0;
965 }
966
967 static int dpu_hw_intr_disable_irqs(struct dpu_hw_intr *intr)
968 {
969 int i;
970
971 if (!intr)
972 return -EINVAL;
973
974 for (i = 0; i < ARRAY_SIZE(dpu_intr_set); i++)
975 DPU_REG_WRITE(&intr->hw, dpu_intr_set[i].en_off, 0x00000000);
976
977
978 wmb();
979
980 return 0;
981 }
982
983 static void dpu_hw_intr_get_interrupt_statuses(struct dpu_hw_intr *intr)
984 {
985 int i;
986 u32 enable_mask;
987 unsigned long irq_flags;
988
989 if (!intr)
990 return;
991
992 spin_lock_irqsave(&intr->irq_lock, irq_flags);
993 for (i = 0; i < ARRAY_SIZE(dpu_intr_set); i++) {
994
995 intr->save_irq_status[i] = DPU_REG_READ(&intr->hw,
996 dpu_intr_set[i].status_off);
997
998
999 enable_mask = DPU_REG_READ(&intr->hw, dpu_intr_set[i].en_off);
1000
1001
1002 if (intr->save_irq_status[i])
1003 DPU_REG_WRITE(&intr->hw, dpu_intr_set[i].clr_off,
1004 intr->save_irq_status[i]);
1005
1006
1007 intr->save_irq_status[i] &= enable_mask;
1008 }
1009
1010
1011 wmb();
1012
1013 spin_unlock_irqrestore(&intr->irq_lock, irq_flags);
1014 }
1015
1016 static void dpu_hw_intr_clear_intr_status_nolock(struct dpu_hw_intr *intr,
1017 int irq_idx)
1018 {
1019 int reg_idx;
1020
1021 if (!intr)
1022 return;
1023
1024 reg_idx = dpu_irq_map[irq_idx].reg_idx;
1025 DPU_REG_WRITE(&intr->hw, dpu_intr_set[reg_idx].clr_off,
1026 dpu_irq_map[irq_idx].irq_mask);
1027
1028
1029 wmb();
1030 }
1031
1032 static u32 dpu_hw_intr_get_interrupt_status(struct dpu_hw_intr *intr,
1033 int irq_idx, bool clear)
1034 {
1035 int reg_idx;
1036 unsigned long irq_flags;
1037 u32 intr_status;
1038
1039 if (!intr)
1040 return 0;
1041
1042 if (irq_idx >= ARRAY_SIZE(dpu_irq_map) || irq_idx < 0) {
1043 pr_err("invalid IRQ index: [%d]\n", irq_idx);
1044 return 0;
1045 }
1046
1047 spin_lock_irqsave(&intr->irq_lock, irq_flags);
1048
1049 reg_idx = dpu_irq_map[irq_idx].reg_idx;
1050 intr_status = DPU_REG_READ(&intr->hw,
1051 dpu_intr_set[reg_idx].status_off) &
1052 dpu_irq_map[irq_idx].irq_mask;
1053 if (intr_status && clear)
1054 DPU_REG_WRITE(&intr->hw, dpu_intr_set[reg_idx].clr_off,
1055 intr_status);
1056
1057
1058 wmb();
1059
1060 spin_unlock_irqrestore(&intr->irq_lock, irq_flags);
1061
1062 return intr_status;
1063 }
1064
1065 static void __setup_intr_ops(struct dpu_hw_intr_ops *ops)
1066 {
1067 ops->irq_idx_lookup = dpu_hw_intr_irqidx_lookup;
1068 ops->enable_irq = dpu_hw_intr_enable_irq;
1069 ops->disable_irq = dpu_hw_intr_disable_irq;
1070 ops->dispatch_irqs = dpu_hw_intr_dispatch_irq;
1071 ops->clear_all_irqs = dpu_hw_intr_clear_irqs;
1072 ops->disable_all_irqs = dpu_hw_intr_disable_irqs;
1073 ops->get_interrupt_statuses = dpu_hw_intr_get_interrupt_statuses;
1074 ops->clear_intr_status_nolock = dpu_hw_intr_clear_intr_status_nolock;
1075 ops->get_interrupt_status = dpu_hw_intr_get_interrupt_status;
1076 }
1077
1078 static void __intr_offset(struct dpu_mdss_cfg *m,
1079 void __iomem *addr, struct dpu_hw_blk_reg_map *hw)
1080 {
1081 hw->base_off = addr;
1082 hw->blk_off = m->mdp[0].base;
1083 hw->hwversion = m->hwversion;
1084 }
1085
1086 struct dpu_hw_intr *dpu_hw_intr_init(void __iomem *addr,
1087 struct dpu_mdss_cfg *m)
1088 {
1089 struct dpu_hw_intr *intr;
1090
1091 if (!addr || !m)
1092 return ERR_PTR(-EINVAL);
1093
1094 intr = kzalloc(sizeof(*intr), GFP_KERNEL);
1095 if (!intr)
1096 return ERR_PTR(-ENOMEM);
1097
1098 __intr_offset(m, addr, &intr->hw);
1099 __setup_intr_ops(&intr->ops);
1100
1101 intr->irq_idx_tbl_size = ARRAY_SIZE(dpu_irq_map);
1102
1103 intr->cache_irq_mask = kcalloc(ARRAY_SIZE(dpu_intr_set), sizeof(u32),
1104 GFP_KERNEL);
1105 if (intr->cache_irq_mask == NULL) {
1106 kfree(intr);
1107 return ERR_PTR(-ENOMEM);
1108 }
1109
1110 intr->save_irq_status = kcalloc(ARRAY_SIZE(dpu_intr_set), sizeof(u32),
1111 GFP_KERNEL);
1112 if (intr->save_irq_status == NULL) {
1113 kfree(intr->cache_irq_mask);
1114 kfree(intr);
1115 return ERR_PTR(-ENOMEM);
1116 }
1117
1118 spin_lock_init(&intr->irq_lock);
1119
1120 return intr;
1121 }
1122
1123 void dpu_hw_intr_destroy(struct dpu_hw_intr *intr)
1124 {
1125 if (intr) {
1126 kfree(intr->cache_irq_mask);
1127 kfree(intr->save_irq_status);
1128 kfree(intr);
1129 }
1130 }
1131