1
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6
7
8#define pr_fmt(fmt) "[drm:%s:%d] " fmt, __func__, __LINE__
9
10#include <linux/debugfs.h>
11#include <linux/dma-buf.h>
12
13#include <drm/drm_atomic_uapi.h>
14
15#include "msm_drv.h"
16#include "dpu_kms.h"
17#include "dpu_formats.h"
18#include "dpu_hw_sspp.h"
19#include "dpu_hw_catalog_format.h"
20#include "dpu_trace.h"
21#include "dpu_crtc.h"
22#include "dpu_vbif.h"
23#include "dpu_plane.h"
24
25#define DPU_DEBUG_PLANE(pl, fmt, ...) DPU_DEBUG("plane%d " fmt,\
26 (pl) ? (pl)->base.base.id : -1, ##__VA_ARGS__)
27
28#define DPU_ERROR_PLANE(pl, fmt, ...) DPU_ERROR("plane%d " fmt,\
29 (pl) ? (pl)->base.base.id : -1, ##__VA_ARGS__)
30
31#define DECIMATED_DIMENSION(dim, deci) (((dim) + ((1 << (deci)) - 1)) >> (deci))
32#define PHASE_STEP_SHIFT 21
33#define PHASE_STEP_UNIT_SCALE ((int) (1 << PHASE_STEP_SHIFT))
34#define PHASE_RESIDUAL 15
35
36#define SHARP_STRENGTH_DEFAULT 32
37#define SHARP_EDGE_THR_DEFAULT 112
38#define SHARP_SMOOTH_THR_DEFAULT 8
39#define SHARP_NOISE_THR_DEFAULT 2
40
41#define DPU_NAME_SIZE 12
42
43#define DPU_PLANE_COLOR_FILL_FLAG BIT(31)
44#define DPU_ZPOS_MAX 255
45
46
47enum {
48 R0,
49 R1,
50 R_MAX
51};
52
53#define DPU_QSEED3_DEFAULT_PRELOAD_H 0x4
54#define DPU_QSEED3_DEFAULT_PRELOAD_V 0x3
55
56#define DEFAULT_REFRESH_RATE 60
57
58
59
60
61
62
63
64
65
66enum dpu_plane_qos {
67 DPU_PLANE_QOS_VBLANK_CTRL = BIT(0),
68 DPU_PLANE_QOS_VBLANK_AMORTIZE = BIT(1),
69 DPU_PLANE_QOS_PANIC_CTRL = BIT(2),
70};
71
72
73
74
75
76
77
78
79
80struct dpu_plane {
81 struct drm_plane base;
82
83 struct mutex lock;
84
85 enum dpu_sspp pipe;
86 uint32_t features;
87
88 struct dpu_hw_pipe *pipe_hw;
89 struct dpu_hw_pipe_cfg pipe_cfg;
90 struct dpu_hw_pipe_qos_cfg pipe_qos_cfg;
91 uint32_t color_fill;
92 bool is_error;
93 bool is_rt_pipe;
94 bool is_virtual;
95 struct list_head mplane_list;
96 struct dpu_mdss_cfg *catalog;
97
98 struct dpu_csc_cfg *csc_ptr;
99
100 const struct dpu_sspp_sub_blks *pipe_sblk;
101 char pipe_name[DPU_NAME_SIZE];
102
103
104 struct dentry *debugfs_root;
105 struct dpu_debugfs_regset32 debugfs_src;
106 struct dpu_debugfs_regset32 debugfs_scaler;
107 struct dpu_debugfs_regset32 debugfs_csc;
108 bool debugfs_default_scale;
109};
110
111static const uint64_t supported_format_modifiers[] = {
112 DRM_FORMAT_MOD_QCOM_COMPRESSED,
113 DRM_FORMAT_MOD_LINEAR,
114 DRM_FORMAT_MOD_INVALID
115};
116
117#define to_dpu_plane(x) container_of(x, struct dpu_plane, base)
118
119static struct dpu_kms *_dpu_plane_get_kms(struct drm_plane *plane)
120{
121 struct msm_drm_private *priv = plane->dev->dev_private;
122
123 return to_dpu_kms(priv->kms);
124}
125
126
127
128
129
130
131
132
133static int _dpu_plane_calc_fill_level(struct drm_plane *plane,
134 const struct dpu_format *fmt, u32 src_width)
135{
136 struct dpu_plane *pdpu, *tmp;
137 struct dpu_plane_state *pstate;
138 u32 fixed_buff_size;
139 u32 total_fl;
140
141 if (!fmt || !plane->state || !src_width || !fmt->bpp) {
142 DPU_ERROR("invalid arguments\n");
143 return 0;
144 }
145
146 pdpu = to_dpu_plane(plane);
147 pstate = to_dpu_plane_state(plane->state);
148 fixed_buff_size = pdpu->pipe_sblk->common->pixel_ram_size;
149
150 list_for_each_entry(tmp, &pdpu->mplane_list, mplane_list) {
151 if (!tmp->base.state->visible)
152 continue;
153 DPU_DEBUG("plane%d/%d src_width:%d/%d\n",
154 pdpu->base.base.id, tmp->base.base.id,
155 src_width,
156 drm_rect_width(&tmp->pipe_cfg.src_rect));
157 src_width = max_t(u32, src_width,
158 drm_rect_width(&tmp->pipe_cfg.src_rect));
159 }
160
161 if (fmt->fetch_planes == DPU_PLANE_PSEUDO_PLANAR) {
162 if (fmt->chroma_sample == DPU_CHROMA_420) {
163
164 total_fl = (fixed_buff_size / 2) /
165 ((src_width + 32) * fmt->bpp);
166 } else {
167
168 total_fl = (fixed_buff_size / 2) * 2 /
169 ((src_width + 32) * fmt->bpp);
170 }
171 } else {
172 if (pstate->multirect_mode == DPU_SSPP_MULTIRECT_PARALLEL) {
173 total_fl = (fixed_buff_size / 2) * 2 /
174 ((src_width + 32) * fmt->bpp);
175 } else {
176 total_fl = (fixed_buff_size) * 2 /
177 ((src_width + 32) * fmt->bpp);
178 }
179 }
180
181 DPU_DEBUG("plane%u: pnum:%d fmt: %4.4s w:%u fl:%u\n",
182 plane->base.id, pdpu->pipe - SSPP_VIG0,
183 (char *)&fmt->base.pixel_format,
184 src_width, total_fl);
185
186 return total_fl;
187}
188
189
190
191
192
193
194
195static u64 _dpu_plane_get_qos_lut(const struct dpu_qos_lut_tbl *tbl,
196 u32 total_fl)
197{
198 int i;
199
200 if (!tbl || !tbl->nentry || !tbl->entries)
201 return 0;
202
203 for (i = 0; i < tbl->nentry; i++)
204 if (total_fl <= tbl->entries[i].fl)
205 return tbl->entries[i].lut;
206
207
208 if (!tbl->entries[i-1].fl)
209 return tbl->entries[i-1].lut;
210
211 return 0;
212}
213
214
215
216
217
218
219static void _dpu_plane_set_qos_lut(struct drm_plane *plane,
220 struct drm_framebuffer *fb)
221{
222 struct dpu_plane *pdpu = to_dpu_plane(plane);
223 const struct dpu_format *fmt = NULL;
224 u64 qos_lut;
225 u32 total_fl = 0, lut_usage;
226
227 if (!pdpu->is_rt_pipe) {
228 lut_usage = DPU_QOS_LUT_USAGE_NRT;
229 } else {
230 fmt = dpu_get_dpu_format_ext(
231 fb->format->format,
232 fb->modifier);
233 total_fl = _dpu_plane_calc_fill_level(plane, fmt,
234 drm_rect_width(&pdpu->pipe_cfg.src_rect));
235
236 if (fmt && DPU_FORMAT_IS_LINEAR(fmt))
237 lut_usage = DPU_QOS_LUT_USAGE_LINEAR;
238 else
239 lut_usage = DPU_QOS_LUT_USAGE_MACROTILE;
240 }
241
242 qos_lut = _dpu_plane_get_qos_lut(
243 &pdpu->catalog->perf.qos_lut_tbl[lut_usage], total_fl);
244
245 pdpu->pipe_qos_cfg.creq_lut = qos_lut;
246
247 trace_dpu_perf_set_qos_luts(pdpu->pipe - SSPP_VIG0,
248 (fmt) ? fmt->base.pixel_format : 0,
249 pdpu->is_rt_pipe, total_fl, qos_lut, lut_usage);
250
251 DPU_DEBUG("plane%u: pnum:%d fmt: %4.4s rt:%d fl:%u lut:0x%llx\n",
252 plane->base.id,
253 pdpu->pipe - SSPP_VIG0,
254 fmt ? (char *)&fmt->base.pixel_format : NULL,
255 pdpu->is_rt_pipe, total_fl, qos_lut);
256
257 pdpu->pipe_hw->ops.setup_creq_lut(pdpu->pipe_hw, &pdpu->pipe_qos_cfg);
258}
259
260
261
262
263
264
265static void _dpu_plane_set_danger_lut(struct drm_plane *plane,
266 struct drm_framebuffer *fb)
267{
268 struct dpu_plane *pdpu = to_dpu_plane(plane);
269 const struct dpu_format *fmt = NULL;
270 u32 danger_lut, safe_lut;
271
272 if (!pdpu->is_rt_pipe) {
273 danger_lut = pdpu->catalog->perf.danger_lut_tbl
274 [DPU_QOS_LUT_USAGE_NRT];
275 safe_lut = pdpu->catalog->perf.safe_lut_tbl
276 [DPU_QOS_LUT_USAGE_NRT];
277 } else {
278 fmt = dpu_get_dpu_format_ext(
279 fb->format->format,
280 fb->modifier);
281
282 if (fmt && DPU_FORMAT_IS_LINEAR(fmt)) {
283 danger_lut = pdpu->catalog->perf.danger_lut_tbl
284 [DPU_QOS_LUT_USAGE_LINEAR];
285 safe_lut = pdpu->catalog->perf.safe_lut_tbl
286 [DPU_QOS_LUT_USAGE_LINEAR];
287 } else {
288 danger_lut = pdpu->catalog->perf.danger_lut_tbl
289 [DPU_QOS_LUT_USAGE_MACROTILE];
290 safe_lut = pdpu->catalog->perf.safe_lut_tbl
291 [DPU_QOS_LUT_USAGE_MACROTILE];
292 }
293 }
294
295 pdpu->pipe_qos_cfg.danger_lut = danger_lut;
296 pdpu->pipe_qos_cfg.safe_lut = safe_lut;
297
298 trace_dpu_perf_set_danger_luts(pdpu->pipe - SSPP_VIG0,
299 (fmt) ? fmt->base.pixel_format : 0,
300 (fmt) ? fmt->fetch_mode : 0,
301 pdpu->pipe_qos_cfg.danger_lut,
302 pdpu->pipe_qos_cfg.safe_lut);
303
304 DPU_DEBUG("plane%u: pnum:%d fmt: %4.4s mode:%d luts[0x%x, 0x%x]\n",
305 plane->base.id,
306 pdpu->pipe - SSPP_VIG0,
307 fmt ? (char *)&fmt->base.pixel_format : NULL,
308 fmt ? fmt->fetch_mode : -1,
309 pdpu->pipe_qos_cfg.danger_lut,
310 pdpu->pipe_qos_cfg.safe_lut);
311
312 pdpu->pipe_hw->ops.setup_danger_safe_lut(pdpu->pipe_hw,
313 &pdpu->pipe_qos_cfg);
314}
315
316
317
318
319
320
321
322static void _dpu_plane_set_qos_ctrl(struct drm_plane *plane,
323 bool enable, u32 flags)
324{
325 struct dpu_plane *pdpu = to_dpu_plane(plane);
326
327 if (flags & DPU_PLANE_QOS_VBLANK_CTRL) {
328 pdpu->pipe_qos_cfg.creq_vblank = pdpu->pipe_sblk->creq_vblank;
329 pdpu->pipe_qos_cfg.danger_vblank =
330 pdpu->pipe_sblk->danger_vblank;
331 pdpu->pipe_qos_cfg.vblank_en = enable;
332 }
333
334 if (flags & DPU_PLANE_QOS_VBLANK_AMORTIZE) {
335
336 pdpu->pipe_qos_cfg.vblank_en = false;
337 pdpu->pipe_qos_cfg.creq_vblank = 0;
338 }
339
340 if (flags & DPU_PLANE_QOS_PANIC_CTRL)
341 pdpu->pipe_qos_cfg.danger_safe_en = enable;
342
343 if (!pdpu->is_rt_pipe) {
344 pdpu->pipe_qos_cfg.vblank_en = false;
345 pdpu->pipe_qos_cfg.danger_safe_en = false;
346 }
347
348 DPU_DEBUG("plane%u: pnum:%d ds:%d vb:%d pri[0x%x, 0x%x] is_rt:%d\n",
349 plane->base.id,
350 pdpu->pipe - SSPP_VIG0,
351 pdpu->pipe_qos_cfg.danger_safe_en,
352 pdpu->pipe_qos_cfg.vblank_en,
353 pdpu->pipe_qos_cfg.creq_vblank,
354 pdpu->pipe_qos_cfg.danger_vblank,
355 pdpu->is_rt_pipe);
356
357 pdpu->pipe_hw->ops.setup_qos_ctrl(pdpu->pipe_hw,
358 &pdpu->pipe_qos_cfg);
359}
360
361
362
363
364
365
366static void _dpu_plane_set_ot_limit(struct drm_plane *plane,
367 struct drm_crtc *crtc)
368{
369 struct dpu_plane *pdpu = to_dpu_plane(plane);
370 struct dpu_vbif_set_ot_params ot_params;
371 struct dpu_kms *dpu_kms = _dpu_plane_get_kms(plane);
372
373 memset(&ot_params, 0, sizeof(ot_params));
374 ot_params.xin_id = pdpu->pipe_hw->cap->xin_id;
375 ot_params.num = pdpu->pipe_hw->idx - SSPP_NONE;
376 ot_params.width = drm_rect_width(&pdpu->pipe_cfg.src_rect);
377 ot_params.height = drm_rect_height(&pdpu->pipe_cfg.src_rect);
378 ot_params.is_wfd = !pdpu->is_rt_pipe;
379 ot_params.frame_rate = drm_mode_vrefresh(&crtc->mode);
380 ot_params.vbif_idx = VBIF_RT;
381 ot_params.clk_ctrl = pdpu->pipe_hw->cap->clk_ctrl;
382 ot_params.rd = true;
383
384 dpu_vbif_set_ot_limit(dpu_kms, &ot_params);
385}
386
387
388
389
390
391static void _dpu_plane_set_qos_remap(struct drm_plane *plane)
392{
393 struct dpu_plane *pdpu = to_dpu_plane(plane);
394 struct dpu_vbif_set_qos_params qos_params;
395 struct dpu_kms *dpu_kms = _dpu_plane_get_kms(plane);
396
397 memset(&qos_params, 0, sizeof(qos_params));
398 qos_params.vbif_idx = VBIF_RT;
399 qos_params.clk_ctrl = pdpu->pipe_hw->cap->clk_ctrl;
400 qos_params.xin_id = pdpu->pipe_hw->cap->xin_id;
401 qos_params.num = pdpu->pipe_hw->idx - SSPP_VIG0;
402 qos_params.is_rt = pdpu->is_rt_pipe;
403
404 DPU_DEBUG("plane%d pipe:%d vbif:%d xin:%d rt:%d, clk_ctrl:%d\n",
405 plane->base.id, qos_params.num,
406 qos_params.vbif_idx,
407 qos_params.xin_id, qos_params.is_rt,
408 qos_params.clk_ctrl);
409
410 dpu_vbif_set_qos_remap(dpu_kms, &qos_params);
411}
412
413static void _dpu_plane_set_scanout(struct drm_plane *plane,
414 struct dpu_plane_state *pstate,
415 struct dpu_hw_pipe_cfg *pipe_cfg,
416 struct drm_framebuffer *fb)
417{
418 struct dpu_plane *pdpu = to_dpu_plane(plane);
419 struct dpu_kms *kms = _dpu_plane_get_kms(&pdpu->base);
420 struct msm_gem_address_space *aspace = kms->base.aspace;
421 int ret;
422
423 ret = dpu_format_populate_layout(aspace, fb, &pipe_cfg->layout);
424 if (ret == -EAGAIN)
425 DPU_DEBUG_PLANE(pdpu, "not updating same src addrs\n");
426 else if (ret)
427 DPU_ERROR_PLANE(pdpu, "failed to get format layout, %d\n", ret);
428 else if (pdpu->pipe_hw->ops.setup_sourceaddress) {
429 trace_dpu_plane_set_scanout(pdpu->pipe_hw->idx,
430 &pipe_cfg->layout,
431 pstate->multirect_index);
432 pdpu->pipe_hw->ops.setup_sourceaddress(pdpu->pipe_hw, pipe_cfg,
433 pstate->multirect_index);
434 }
435}
436
437static void _dpu_plane_setup_scaler3(struct dpu_plane *pdpu,
438 struct dpu_plane_state *pstate,
439 uint32_t src_w, uint32_t src_h, uint32_t dst_w, uint32_t dst_h,
440 struct dpu_hw_scaler3_cfg *scale_cfg,
441 const struct dpu_format *fmt,
442 uint32_t chroma_subsmpl_h, uint32_t chroma_subsmpl_v)
443{
444 uint32_t i;
445
446 memset(scale_cfg, 0, sizeof(*scale_cfg));
447 memset(&pstate->pixel_ext, 0, sizeof(struct dpu_hw_pixel_ext));
448
449 scale_cfg->phase_step_x[DPU_SSPP_COMP_0] =
450 mult_frac((1 << PHASE_STEP_SHIFT), src_w, dst_w);
451 scale_cfg->phase_step_y[DPU_SSPP_COMP_0] =
452 mult_frac((1 << PHASE_STEP_SHIFT), src_h, dst_h);
453
454
455 scale_cfg->phase_step_y[DPU_SSPP_COMP_1_2] =
456 scale_cfg->phase_step_y[DPU_SSPP_COMP_0] / chroma_subsmpl_v;
457 scale_cfg->phase_step_x[DPU_SSPP_COMP_1_2] =
458 scale_cfg->phase_step_x[DPU_SSPP_COMP_0] / chroma_subsmpl_h;
459
460 scale_cfg->phase_step_x[DPU_SSPP_COMP_2] =
461 scale_cfg->phase_step_x[DPU_SSPP_COMP_1_2];
462 scale_cfg->phase_step_y[DPU_SSPP_COMP_2] =
463 scale_cfg->phase_step_y[DPU_SSPP_COMP_1_2];
464
465 scale_cfg->phase_step_x[DPU_SSPP_COMP_3] =
466 scale_cfg->phase_step_x[DPU_SSPP_COMP_0];
467 scale_cfg->phase_step_y[DPU_SSPP_COMP_3] =
468 scale_cfg->phase_step_y[DPU_SSPP_COMP_0];
469
470 for (i = 0; i < DPU_MAX_PLANES; i++) {
471 scale_cfg->src_width[i] = src_w;
472 scale_cfg->src_height[i] = src_h;
473 if (i == DPU_SSPP_COMP_1_2 || i == DPU_SSPP_COMP_2) {
474 scale_cfg->src_width[i] /= chroma_subsmpl_h;
475 scale_cfg->src_height[i] /= chroma_subsmpl_v;
476 }
477 scale_cfg->preload_x[i] = DPU_QSEED3_DEFAULT_PRELOAD_H;
478 scale_cfg->preload_y[i] = DPU_QSEED3_DEFAULT_PRELOAD_V;
479 pstate->pixel_ext.num_ext_pxls_top[i] =
480 scale_cfg->src_height[i];
481 pstate->pixel_ext.num_ext_pxls_left[i] =
482 scale_cfg->src_width[i];
483 }
484 if (!(DPU_FORMAT_IS_YUV(fmt)) && (src_h == dst_h)
485 && (src_w == dst_w))
486 return;
487
488 scale_cfg->dst_width = dst_w;
489 scale_cfg->dst_height = dst_h;
490 scale_cfg->y_rgb_filter_cfg = DPU_SCALE_BIL;
491 scale_cfg->uv_filter_cfg = DPU_SCALE_BIL;
492 scale_cfg->alpha_filter_cfg = DPU_SCALE_ALPHA_BIL;
493 scale_cfg->lut_flag = 0;
494 scale_cfg->blend_cfg = 1;
495 scale_cfg->enable = 1;
496}
497
498static void _dpu_plane_setup_csc(struct dpu_plane *pdpu)
499{
500 static const struct dpu_csc_cfg dpu_csc_YUV2RGB_601L = {
501 {
502
503 0x00012A00, 0x00000000, 0x00019880,
504 0x00012A00, 0xFFFF9B80, 0xFFFF3000,
505 0x00012A00, 0x00020480, 0x00000000,
506 },
507
508 { 0xfff0, 0xff80, 0xff80,},
509 { 0x0, 0x0, 0x0,},
510
511 { 0x10, 0xeb, 0x10, 0xf0, 0x10, 0xf0,},
512 { 0x00, 0xff, 0x00, 0xff, 0x00, 0xff,},
513 };
514 static const struct dpu_csc_cfg dpu_csc10_YUV2RGB_601L = {
515 {
516
517 0x00012A00, 0x00000000, 0x00019880,
518 0x00012A00, 0xFFFF9B80, 0xFFFF3000,
519 0x00012A00, 0x00020480, 0x00000000,
520 },
521
522 { 0xffc0, 0xfe00, 0xfe00,},
523 { 0x0, 0x0, 0x0,},
524
525 { 0x40, 0x3ac, 0x40, 0x3c0, 0x40, 0x3c0,},
526 { 0x00, 0x3ff, 0x00, 0x3ff, 0x00, 0x3ff,},
527 };
528
529 if (!pdpu) {
530 DPU_ERROR("invalid plane\n");
531 return;
532 }
533
534 if (BIT(DPU_SSPP_CSC_10BIT) & pdpu->features)
535 pdpu->csc_ptr = (struct dpu_csc_cfg *)&dpu_csc10_YUV2RGB_601L;
536 else
537 pdpu->csc_ptr = (struct dpu_csc_cfg *)&dpu_csc_YUV2RGB_601L;
538
539 DPU_DEBUG_PLANE(pdpu, "using 0x%X 0x%X 0x%X...\n",
540 pdpu->csc_ptr->csc_mv[0],
541 pdpu->csc_ptr->csc_mv[1],
542 pdpu->csc_ptr->csc_mv[2]);
543}
544
545static void _dpu_plane_setup_scaler(struct dpu_plane *pdpu,
546 struct dpu_plane_state *pstate,
547 const struct dpu_format *fmt, bool color_fill)
548{
549 uint32_t chroma_subsmpl_h, chroma_subsmpl_v;
550
551
552 chroma_subsmpl_h =
553 drm_format_horz_chroma_subsampling(fmt->base.pixel_format);
554 chroma_subsmpl_v =
555 drm_format_vert_chroma_subsampling(fmt->base.pixel_format);
556
557
558 _dpu_plane_setup_scaler3(pdpu, pstate,
559 drm_rect_width(&pdpu->pipe_cfg.src_rect),
560 drm_rect_height(&pdpu->pipe_cfg.src_rect),
561 drm_rect_width(&pdpu->pipe_cfg.dst_rect),
562 drm_rect_height(&pdpu->pipe_cfg.dst_rect),
563 &pstate->scaler3_cfg, fmt,
564 chroma_subsmpl_h, chroma_subsmpl_v);
565}
566
567
568
569
570
571
572
573
574static int _dpu_plane_color_fill(struct dpu_plane *pdpu,
575 uint32_t color, uint32_t alpha)
576{
577 const struct dpu_format *fmt;
578 const struct drm_plane *plane = &pdpu->base;
579 struct dpu_plane_state *pstate = to_dpu_plane_state(plane->state);
580
581 DPU_DEBUG_PLANE(pdpu, "\n");
582
583
584
585
586
587 fmt = dpu_get_dpu_format(DRM_FORMAT_ABGR8888);
588
589
590 if (fmt && pdpu->pipe_hw->ops.setup_solidfill) {
591 pdpu->pipe_hw->ops.setup_solidfill(pdpu->pipe_hw,
592 (color & 0xFFFFFF) | ((alpha & 0xFF) << 24),
593 pstate->multirect_index);
594
595
596 pdpu->pipe_cfg.src_rect.x1 = 0;
597 pdpu->pipe_cfg.src_rect.y1 = 0;
598 pdpu->pipe_cfg.src_rect.x2 =
599 drm_rect_width(&pdpu->pipe_cfg.dst_rect);
600 pdpu->pipe_cfg.src_rect.y2 =
601 drm_rect_height(&pdpu->pipe_cfg.dst_rect);
602 _dpu_plane_setup_scaler(pdpu, pstate, fmt, true);
603
604 if (pdpu->pipe_hw->ops.setup_format)
605 pdpu->pipe_hw->ops.setup_format(pdpu->pipe_hw,
606 fmt, DPU_SSPP_SOLID_FILL,
607 pstate->multirect_index);
608
609 if (pdpu->pipe_hw->ops.setup_rects)
610 pdpu->pipe_hw->ops.setup_rects(pdpu->pipe_hw,
611 &pdpu->pipe_cfg,
612 pstate->multirect_index);
613
614 if (pdpu->pipe_hw->ops.setup_pe)
615 pdpu->pipe_hw->ops.setup_pe(pdpu->pipe_hw,
616 &pstate->pixel_ext);
617
618 if (pdpu->pipe_hw->ops.setup_scaler &&
619 pstate->multirect_index != DPU_SSPP_RECT_1)
620 pdpu->pipe_hw->ops.setup_scaler(pdpu->pipe_hw,
621 &pdpu->pipe_cfg, &pstate->pixel_ext,
622 &pstate->scaler3_cfg);
623 }
624
625 return 0;
626}
627
628void dpu_plane_clear_multirect(const struct drm_plane_state *drm_state)
629{
630 struct dpu_plane_state *pstate = to_dpu_plane_state(drm_state);
631
632 pstate->multirect_index = DPU_SSPP_RECT_SOLO;
633 pstate->multirect_mode = DPU_SSPP_MULTIRECT_NONE;
634}
635
636int dpu_plane_validate_multirect_v2(struct dpu_multirect_plane_states *plane)
637{
638 struct dpu_plane_state *pstate[R_MAX];
639 const struct drm_plane_state *drm_state[R_MAX];
640 struct drm_rect src[R_MAX], dst[R_MAX];
641 struct dpu_plane *dpu_plane[R_MAX];
642 const struct dpu_format *fmt[R_MAX];
643 int i, buffer_lines;
644 unsigned int max_tile_height = 1;
645 bool parallel_fetch_qualified = true;
646 bool has_tiled_rect = false;
647
648 for (i = 0; i < R_MAX; i++) {
649 const struct msm_format *msm_fmt;
650
651 drm_state[i] = i ? plane->r1 : plane->r0;
652 msm_fmt = msm_framebuffer_format(drm_state[i]->fb);
653 fmt[i] = to_dpu_format(msm_fmt);
654
655 if (DPU_FORMAT_IS_UBWC(fmt[i])) {
656 has_tiled_rect = true;
657 if (fmt[i]->tile_height > max_tile_height)
658 max_tile_height = fmt[i]->tile_height;
659 }
660 }
661
662 for (i = 0; i < R_MAX; i++) {
663 int width_threshold;
664
665 pstate[i] = to_dpu_plane_state(drm_state[i]);
666 dpu_plane[i] = to_dpu_plane(drm_state[i]->plane);
667
668 if (pstate[i] == NULL) {
669 DPU_ERROR("DPU plane state of plane id %d is NULL\n",
670 drm_state[i]->plane->base.id);
671 return -EINVAL;
672 }
673
674 src[i].x1 = drm_state[i]->src_x >> 16;
675 src[i].y1 = drm_state[i]->src_y >> 16;
676 src[i].x2 = src[i].x1 + (drm_state[i]->src_w >> 16);
677 src[i].y2 = src[i].y1 + (drm_state[i]->src_h >> 16);
678
679 dst[i] = drm_plane_state_dest(drm_state[i]);
680
681 if (drm_rect_calc_hscale(&src[i], &dst[i], 1, 1) != 1 ||
682 drm_rect_calc_vscale(&src[i], &dst[i], 1, 1) != 1) {
683 DPU_ERROR_PLANE(dpu_plane[i],
684 "scaling is not supported in multirect mode\n");
685 return -EINVAL;
686 }
687
688 if (DPU_FORMAT_IS_YUV(fmt[i])) {
689 DPU_ERROR_PLANE(dpu_plane[i],
690 "Unsupported format for multirect mode\n");
691 return -EINVAL;
692 }
693
694
695
696
697
698
699
700
701 width_threshold = dpu_plane[i]->pipe_sblk->common->maxlinewidth;
702 if (has_tiled_rect)
703 width_threshold /= 2;
704
705 if (parallel_fetch_qualified &&
706 drm_rect_width(&src[i]) > width_threshold)
707 parallel_fetch_qualified = false;
708
709 }
710
711
712
713
714 if (parallel_fetch_qualified) {
715 pstate[R0]->multirect_mode = DPU_SSPP_MULTIRECT_PARALLEL;
716 pstate[R1]->multirect_mode = DPU_SSPP_MULTIRECT_PARALLEL;
717
718 goto done;
719 }
720
721
722 buffer_lines = 2 * max_tile_height;
723
724 if (dst[R1].y1 >= dst[R0].y2 + buffer_lines ||
725 dst[R0].y1 >= dst[R1].y2 + buffer_lines) {
726 pstate[R0]->multirect_mode = DPU_SSPP_MULTIRECT_TIME_MX;
727 pstate[R1]->multirect_mode = DPU_SSPP_MULTIRECT_TIME_MX;
728 } else {
729 DPU_ERROR(
730 "No multirect mode possible for the planes (%d - %d)\n",
731 drm_state[R0]->plane->base.id,
732 drm_state[R1]->plane->base.id);
733 return -EINVAL;
734 }
735
736done:
737 if (dpu_plane[R0]->is_virtual) {
738 pstate[R0]->multirect_index = DPU_SSPP_RECT_1;
739 pstate[R1]->multirect_index = DPU_SSPP_RECT_0;
740 } else {
741 pstate[R0]->multirect_index = DPU_SSPP_RECT_0;
742 pstate[R1]->multirect_index = DPU_SSPP_RECT_1;
743 };
744
745 DPU_DEBUG_PLANE(dpu_plane[R0], "R0: %d - %d\n",
746 pstate[R0]->multirect_mode, pstate[R0]->multirect_index);
747 DPU_DEBUG_PLANE(dpu_plane[R1], "R1: %d - %d\n",
748 pstate[R1]->multirect_mode, pstate[R1]->multirect_index);
749 return 0;
750}
751
752
753
754
755
756
757
758void dpu_plane_get_ctl_flush(struct drm_plane *plane, struct dpu_hw_ctl *ctl,
759 u32 *flush_sspp)
760{
761 *flush_sspp = ctl->ops.get_bitmask_sspp(ctl, dpu_plane_pipe(plane));
762}
763
764static int dpu_plane_prepare_fb(struct drm_plane *plane,
765 struct drm_plane_state *new_state)
766{
767 struct drm_framebuffer *fb = new_state->fb;
768 struct dpu_plane *pdpu = to_dpu_plane(plane);
769 struct dpu_plane_state *pstate = to_dpu_plane_state(new_state);
770 struct dpu_hw_fmt_layout layout;
771 struct drm_gem_object *obj;
772 struct dma_fence *fence;
773 struct dpu_kms *kms = _dpu_plane_get_kms(&pdpu->base);
774 int ret;
775
776 if (!new_state->fb)
777 return 0;
778
779 DPU_DEBUG_PLANE(pdpu, "FB[%u]\n", fb->base.id);
780
781
782 pstate->aspace = kms->base.aspace;
783
784
785
786
787
788
789 obj = msm_framebuffer_bo(new_state->fb, 0);
790 fence = reservation_object_get_excl_rcu(obj->resv);
791 if (fence)
792 drm_atomic_set_fence_for_plane(new_state, fence);
793
794 if (pstate->aspace) {
795 ret = msm_framebuffer_prepare(new_state->fb,
796 pstate->aspace);
797 if (ret) {
798 DPU_ERROR("failed to prepare framebuffer\n");
799 return ret;
800 }
801 }
802
803
804 ret = dpu_format_populate_layout(pstate->aspace,
805 new_state->fb, &layout);
806 if (ret) {
807 DPU_ERROR_PLANE(pdpu, "failed to get format layout, %d\n", ret);
808 return ret;
809 }
810
811 return 0;
812}
813
814static void dpu_plane_cleanup_fb(struct drm_plane *plane,
815 struct drm_plane_state *old_state)
816{
817 struct dpu_plane *pdpu = to_dpu_plane(plane);
818 struct dpu_plane_state *old_pstate;
819
820 if (!old_state || !old_state->fb)
821 return;
822
823 old_pstate = to_dpu_plane_state(old_state);
824
825 DPU_DEBUG_PLANE(pdpu, "FB[%u]\n", old_state->fb->base.id);
826
827 msm_framebuffer_cleanup(old_state->fb, old_pstate->aspace);
828}
829
830static bool dpu_plane_validate_src(struct drm_rect *src,
831 struct drm_rect *fb_rect,
832 uint32_t min_src_size)
833{
834
835 if (drm_rect_width(fb_rect) > MAX_IMG_WIDTH ||
836 drm_rect_height(fb_rect) > MAX_IMG_HEIGHT)
837 return false;
838
839
840 if (drm_rect_width(src) < min_src_size ||
841 drm_rect_height(src) < min_src_size)
842 return false;
843
844
845 return drm_rect_intersect(fb_rect, src) &&
846 drm_rect_equals(fb_rect, src);
847}
848
849static int dpu_plane_atomic_check(struct drm_plane *plane,
850 struct drm_plane_state *state)
851{
852 int ret = 0, min_scale;
853 struct dpu_plane *pdpu = to_dpu_plane(plane);
854 const struct drm_crtc_state *crtc_state = NULL;
855 const struct dpu_format *fmt;
856 struct drm_rect src, dst, fb_rect = { 0 };
857 uint32_t min_src_size, max_linewidth;
858
859 if (state->crtc)
860 crtc_state = drm_atomic_get_new_crtc_state(state->state,
861 state->crtc);
862
863 min_scale = FRAC_16_16(1, pdpu->pipe_sblk->maxdwnscale);
864 ret = drm_atomic_helper_check_plane_state(state, crtc_state, min_scale,
865 pdpu->pipe_sblk->maxupscale << 16,
866 true, true);
867 if (ret) {
868 DPU_ERROR_PLANE(pdpu, "Check plane state failed (%d)\n", ret);
869 return ret;
870 }
871 if (!state->visible)
872 return 0;
873
874 src.x1 = state->src_x >> 16;
875 src.y1 = state->src_y >> 16;
876 src.x2 = src.x1 + (state->src_w >> 16);
877 src.y2 = src.y1 + (state->src_h >> 16);
878
879 dst = drm_plane_state_dest(state);
880
881 fb_rect.x2 = state->fb->width;
882 fb_rect.y2 = state->fb->height;
883
884 max_linewidth = pdpu->pipe_sblk->common->maxlinewidth;
885
886 fmt = to_dpu_format(msm_framebuffer_format(state->fb));
887
888 min_src_size = DPU_FORMAT_IS_YUV(fmt) ? 2 : 1;
889
890 if (DPU_FORMAT_IS_YUV(fmt) &&
891 (!(pdpu->features & DPU_SSPP_SCALER) ||
892 !(pdpu->features & (BIT(DPU_SSPP_CSC)
893 | BIT(DPU_SSPP_CSC_10BIT))))) {
894 DPU_ERROR_PLANE(pdpu,
895 "plane doesn't have scaler/csc for yuv\n");
896 return -EINVAL;
897
898
899 } else if (!dpu_plane_validate_src(&src, &fb_rect, min_src_size)) {
900 DPU_ERROR_PLANE(pdpu, "invalid source " DRM_RECT_FMT "\n",
901 DRM_RECT_ARG(&src));
902 return -E2BIG;
903
904
905 } else if (DPU_FORMAT_IS_YUV(fmt) &&
906 (src.x1 & 0x1 || src.y1 & 0x1 ||
907 drm_rect_width(&src) & 0x1 ||
908 drm_rect_height(&src) & 0x1)) {
909 DPU_ERROR_PLANE(pdpu, "invalid yuv source " DRM_RECT_FMT "\n",
910 DRM_RECT_ARG(&src));
911 return -EINVAL;
912
913
914 } else if (drm_rect_width(&dst) < 0x1 || drm_rect_height(&dst) < 0x1) {
915 DPU_ERROR_PLANE(pdpu, "invalid dest rect " DRM_RECT_FMT "\n",
916 DRM_RECT_ARG(&dst));
917 return -EINVAL;
918
919
920 } else if (drm_rect_width(&src) > max_linewidth) {
921 DPU_ERROR_PLANE(pdpu, "invalid src " DRM_RECT_FMT " line:%u\n",
922 DRM_RECT_ARG(&src), max_linewidth);
923 return -E2BIG;
924 }
925
926 return 0;
927}
928
929void dpu_plane_flush(struct drm_plane *plane)
930{
931 struct dpu_plane *pdpu;
932 struct dpu_plane_state *pstate;
933
934 if (!plane || !plane->state) {
935 DPU_ERROR("invalid plane\n");
936 return;
937 }
938
939 pdpu = to_dpu_plane(plane);
940 pstate = to_dpu_plane_state(plane->state);
941
942
943
944
945
946 if (pdpu->is_error)
947
948 _dpu_plane_color_fill(pdpu, 0xFFFFFF, 0xFF);
949 else if (pdpu->color_fill & DPU_PLANE_COLOR_FILL_FLAG)
950
951 _dpu_plane_color_fill(pdpu, pdpu->color_fill, 0xFF);
952 else if (pdpu->pipe_hw && pdpu->csc_ptr && pdpu->pipe_hw->ops.setup_csc)
953 pdpu->pipe_hw->ops.setup_csc(pdpu->pipe_hw, pdpu->csc_ptr);
954
955
956 if (plane->state)
957 pstate->pending = false;
958}
959
960
961
962
963
964void dpu_plane_set_error(struct drm_plane *plane, bool error)
965{
966 struct dpu_plane *pdpu;
967
968 if (!plane)
969 return;
970
971 pdpu = to_dpu_plane(plane);
972 pdpu->is_error = error;
973}
974
975static void dpu_plane_sspp_atomic_update(struct drm_plane *plane)
976{
977 uint32_t src_flags;
978 struct dpu_plane *pdpu = to_dpu_plane(plane);
979 struct drm_plane_state *state = plane->state;
980 struct dpu_plane_state *pstate = to_dpu_plane_state(state);
981 struct drm_crtc *crtc = state->crtc;
982 struct drm_framebuffer *fb = state->fb;
983 const struct dpu_format *fmt =
984 to_dpu_format(msm_framebuffer_format(fb));
985
986 memset(&(pdpu->pipe_cfg), 0, sizeof(struct dpu_hw_pipe_cfg));
987
988 _dpu_plane_set_scanout(plane, pstate, &pdpu->pipe_cfg, fb);
989
990 pstate->pending = true;
991
992 pdpu->is_rt_pipe = (dpu_crtc_get_client_type(crtc) != NRT_CLIENT);
993 _dpu_plane_set_qos_ctrl(plane, false, DPU_PLANE_QOS_PANIC_CTRL);
994
995 DPU_DEBUG_PLANE(pdpu, "FB[%u] " DRM_RECT_FP_FMT "->crtc%u " DRM_RECT_FMT
996 ", %4.4s ubwc %d\n", fb->base.id, DRM_RECT_FP_ARG(&state->src),
997 crtc->base.id, DRM_RECT_ARG(&state->dst),
998 (char *)&fmt->base.pixel_format, DPU_FORMAT_IS_UBWC(fmt));
999
1000 pdpu->pipe_cfg.src_rect = state->src;
1001
1002
1003 pdpu->pipe_cfg.src_rect.x1 >>= 16;
1004 pdpu->pipe_cfg.src_rect.x2 >>= 16;
1005 pdpu->pipe_cfg.src_rect.y1 >>= 16;
1006 pdpu->pipe_cfg.src_rect.y2 >>= 16;
1007
1008 pdpu->pipe_cfg.dst_rect = state->dst;
1009
1010 _dpu_plane_setup_scaler(pdpu, pstate, fmt, false);
1011
1012
1013 if (pdpu->color_fill & DPU_PLANE_COLOR_FILL_FLAG) {
1014
1015 return;
1016 }
1017
1018 if (pdpu->pipe_hw->ops.setup_rects) {
1019 pdpu->pipe_hw->ops.setup_rects(pdpu->pipe_hw,
1020 &pdpu->pipe_cfg,
1021 pstate->multirect_index);
1022 }
1023
1024 if (pdpu->pipe_hw->ops.setup_pe &&
1025 (pstate->multirect_index != DPU_SSPP_RECT_1))
1026 pdpu->pipe_hw->ops.setup_pe(pdpu->pipe_hw,
1027 &pstate->pixel_ext);
1028
1029
1030
1031
1032
1033
1034 if (pdpu->pipe_hw->ops.setup_scaler &&
1035 pstate->multirect_index != DPU_SSPP_RECT_1)
1036 pdpu->pipe_hw->ops.setup_scaler(pdpu->pipe_hw,
1037 &pdpu->pipe_cfg, &pstate->pixel_ext,
1038 &pstate->scaler3_cfg);
1039
1040 if (pdpu->pipe_hw->ops.setup_multirect)
1041 pdpu->pipe_hw->ops.setup_multirect(
1042 pdpu->pipe_hw,
1043 pstate->multirect_index,
1044 pstate->multirect_mode);
1045
1046 if (pdpu->pipe_hw->ops.setup_format) {
1047 src_flags = 0x0;
1048
1049
1050 pdpu->pipe_hw->ops.setup_format(pdpu->pipe_hw, fmt, src_flags,
1051 pstate->multirect_index);
1052
1053 if (pdpu->pipe_hw->ops.setup_cdp) {
1054 struct dpu_hw_pipe_cdp_cfg *cdp_cfg = &pstate->cdp_cfg;
1055
1056 memset(cdp_cfg, 0, sizeof(struct dpu_hw_pipe_cdp_cfg));
1057
1058 cdp_cfg->enable = pdpu->catalog->perf.cdp_cfg
1059 [DPU_PERF_CDP_USAGE_RT].rd_enable;
1060 cdp_cfg->ubwc_meta_enable =
1061 DPU_FORMAT_IS_UBWC(fmt);
1062 cdp_cfg->tile_amortize_enable =
1063 DPU_FORMAT_IS_UBWC(fmt) ||
1064 DPU_FORMAT_IS_TILE(fmt);
1065 cdp_cfg->preload_ahead = DPU_SSPP_CDP_PRELOAD_AHEAD_64;
1066
1067 pdpu->pipe_hw->ops.setup_cdp(pdpu->pipe_hw, cdp_cfg);
1068 }
1069
1070
1071 if (DPU_FORMAT_IS_YUV(fmt))
1072 _dpu_plane_setup_csc(pdpu);
1073 else
1074 pdpu->csc_ptr = 0;
1075 }
1076
1077 _dpu_plane_set_qos_lut(plane, fb);
1078 _dpu_plane_set_danger_lut(plane, fb);
1079
1080 if (plane->type != DRM_PLANE_TYPE_CURSOR) {
1081 _dpu_plane_set_qos_ctrl(plane, true, DPU_PLANE_QOS_PANIC_CTRL);
1082 _dpu_plane_set_ot_limit(plane, crtc);
1083 }
1084
1085 _dpu_plane_set_qos_remap(plane);
1086}
1087
1088static void _dpu_plane_atomic_disable(struct drm_plane *plane)
1089{
1090 struct dpu_plane *pdpu = to_dpu_plane(plane);
1091 struct drm_plane_state *state = plane->state;
1092 struct dpu_plane_state *pstate = to_dpu_plane_state(state);
1093
1094 trace_dpu_plane_disable(DRMID(plane), is_dpu_plane_virtual(plane),
1095 pstate->multirect_mode);
1096
1097 pstate->pending = true;
1098
1099 if (is_dpu_plane_virtual(plane) &&
1100 pdpu->pipe_hw && pdpu->pipe_hw->ops.setup_multirect)
1101 pdpu->pipe_hw->ops.setup_multirect(pdpu->pipe_hw,
1102 DPU_SSPP_RECT_SOLO, DPU_SSPP_MULTIRECT_NONE);
1103}
1104
1105static void dpu_plane_atomic_update(struct drm_plane *plane,
1106 struct drm_plane_state *old_state)
1107{
1108 struct dpu_plane *pdpu = to_dpu_plane(plane);
1109 struct drm_plane_state *state = plane->state;
1110
1111 pdpu->is_error = false;
1112
1113 DPU_DEBUG_PLANE(pdpu, "\n");
1114
1115 if (!state->visible) {
1116 _dpu_plane_atomic_disable(plane);
1117 } else {
1118 dpu_plane_sspp_atomic_update(plane);
1119 }
1120}
1121
1122void dpu_plane_restore(struct drm_plane *plane)
1123{
1124 struct dpu_plane *pdpu;
1125
1126 if (!plane || !plane->state) {
1127 DPU_ERROR("invalid plane\n");
1128 return;
1129 }
1130
1131 pdpu = to_dpu_plane(plane);
1132
1133 DPU_DEBUG_PLANE(pdpu, "\n");
1134
1135
1136 dpu_plane_atomic_update(plane, plane->state);
1137}
1138
1139static void dpu_plane_destroy(struct drm_plane *plane)
1140{
1141 struct dpu_plane *pdpu = plane ? to_dpu_plane(plane) : NULL;
1142
1143 DPU_DEBUG_PLANE(pdpu, "\n");
1144
1145 if (pdpu) {
1146 _dpu_plane_set_qos_ctrl(plane, false, DPU_PLANE_QOS_PANIC_CTRL);
1147
1148 mutex_destroy(&pdpu->lock);
1149
1150
1151 drm_plane_cleanup(plane);
1152
1153 dpu_hw_sspp_destroy(pdpu->pipe_hw);
1154
1155 kfree(pdpu);
1156 }
1157}
1158
1159static void dpu_plane_destroy_state(struct drm_plane *plane,
1160 struct drm_plane_state *state)
1161{
1162 __drm_atomic_helper_plane_destroy_state(state);
1163 kfree(to_dpu_plane_state(state));
1164}
1165
1166static struct drm_plane_state *
1167dpu_plane_duplicate_state(struct drm_plane *plane)
1168{
1169 struct dpu_plane *pdpu;
1170 struct dpu_plane_state *pstate;
1171 struct dpu_plane_state *old_state;
1172
1173 if (!plane) {
1174 DPU_ERROR("invalid plane\n");
1175 return NULL;
1176 } else if (!plane->state) {
1177 DPU_ERROR("invalid plane state\n");
1178 return NULL;
1179 }
1180
1181 old_state = to_dpu_plane_state(plane->state);
1182 pdpu = to_dpu_plane(plane);
1183 pstate = kmemdup(old_state, sizeof(*old_state), GFP_KERNEL);
1184 if (!pstate) {
1185 DPU_ERROR_PLANE(pdpu, "failed to allocate state\n");
1186 return NULL;
1187 }
1188
1189 DPU_DEBUG_PLANE(pdpu, "\n");
1190
1191 pstate->pending = false;
1192
1193 __drm_atomic_helper_plane_duplicate_state(plane, &pstate->base);
1194
1195 return &pstate->base;
1196}
1197
1198static void dpu_plane_reset(struct drm_plane *plane)
1199{
1200 struct dpu_plane *pdpu;
1201 struct dpu_plane_state *pstate;
1202
1203 if (!plane) {
1204 DPU_ERROR("invalid plane\n");
1205 return;
1206 }
1207
1208 pdpu = to_dpu_plane(plane);
1209 DPU_DEBUG_PLANE(pdpu, "\n");
1210
1211
1212 if (plane->state) {
1213 dpu_plane_destroy_state(plane, plane->state);
1214 plane->state = 0;
1215 }
1216
1217 pstate = kzalloc(sizeof(*pstate), GFP_KERNEL);
1218 if (!pstate) {
1219 DPU_ERROR_PLANE(pdpu, "failed to allocate state\n");
1220 return;
1221 }
1222
1223 pstate->base.plane = plane;
1224
1225 plane->state = &pstate->base;
1226}
1227
1228#ifdef CONFIG_DEBUG_FS
1229static void dpu_plane_danger_signal_ctrl(struct drm_plane *plane, bool enable)
1230{
1231 struct dpu_plane *pdpu = to_dpu_plane(plane);
1232 struct dpu_kms *dpu_kms = _dpu_plane_get_kms(plane);
1233
1234 if (!pdpu->is_rt_pipe)
1235 return;
1236
1237 pm_runtime_get_sync(&dpu_kms->pdev->dev);
1238 _dpu_plane_set_qos_ctrl(plane, enable, DPU_PLANE_QOS_PANIC_CTRL);
1239 pm_runtime_put_sync(&dpu_kms->pdev->dev);
1240}
1241
1242static ssize_t _dpu_plane_danger_read(struct file *file,
1243 char __user *buff, size_t count, loff_t *ppos)
1244{
1245 struct dpu_kms *kms = file->private_data;
1246 int len;
1247 char buf[40];
1248
1249 len = scnprintf(buf, sizeof(buf), "%d\n", !kms->has_danger_ctrl);
1250
1251 return simple_read_from_buffer(buff, count, ppos, buf, len);
1252}
1253
1254static void _dpu_plane_set_danger_state(struct dpu_kms *kms, bool enable)
1255{
1256 struct drm_plane *plane;
1257
1258 drm_for_each_plane(plane, kms->dev) {
1259 if (plane->fb && plane->state) {
1260 dpu_plane_danger_signal_ctrl(plane, enable);
1261 DPU_DEBUG("plane:%d img:%dx%d ",
1262 plane->base.id, plane->fb->width,
1263 plane->fb->height);
1264 DPU_DEBUG("src[%d,%d,%d,%d] dst[%d,%d,%d,%d]\n",
1265 plane->state->src_x >> 16,
1266 plane->state->src_y >> 16,
1267 plane->state->src_w >> 16,
1268 plane->state->src_h >> 16,
1269 plane->state->crtc_x, plane->state->crtc_y,
1270 plane->state->crtc_w, plane->state->crtc_h);
1271 } else {
1272 DPU_DEBUG("Inactive plane:%d\n", plane->base.id);
1273 }
1274 }
1275}
1276
1277static ssize_t _dpu_plane_danger_write(struct file *file,
1278 const char __user *user_buf, size_t count, loff_t *ppos)
1279{
1280 struct dpu_kms *kms = file->private_data;
1281 int disable_panic;
1282 int ret;
1283
1284 ret = kstrtouint_from_user(user_buf, count, 0, &disable_panic);
1285 if (ret)
1286 return ret;
1287
1288 if (disable_panic) {
1289
1290 DPU_DEBUG("Disabling danger:\n");
1291 _dpu_plane_set_danger_state(kms, false);
1292 kms->has_danger_ctrl = false;
1293 } else {
1294
1295 DPU_DEBUG("Enabling danger:\n");
1296 kms->has_danger_ctrl = true;
1297 _dpu_plane_set_danger_state(kms, true);
1298 }
1299
1300 return count;
1301}
1302
1303static const struct file_operations dpu_plane_danger_enable = {
1304 .open = simple_open,
1305 .read = _dpu_plane_danger_read,
1306 .write = _dpu_plane_danger_write,
1307};
1308
1309static int _dpu_plane_init_debugfs(struct drm_plane *plane)
1310{
1311 struct dpu_plane *pdpu = to_dpu_plane(plane);
1312 struct dpu_kms *kms = _dpu_plane_get_kms(plane);
1313 const struct dpu_sspp_cfg *cfg = pdpu->pipe_hw->cap;
1314 const struct dpu_sspp_sub_blks *sblk = cfg->sblk;
1315
1316
1317 pdpu->debugfs_root =
1318 debugfs_create_dir(pdpu->pipe_name,
1319 plane->dev->primary->debugfs_root);
1320
1321 if (!pdpu->debugfs_root)
1322 return -ENOMEM;
1323
1324
1325 debugfs_create_x32("features", 0600,
1326 pdpu->debugfs_root, &pdpu->features);
1327
1328
1329 dpu_debugfs_setup_regset32(&pdpu->debugfs_src,
1330 sblk->src_blk.base + cfg->base,
1331 sblk->src_blk.len,
1332 kms);
1333 dpu_debugfs_create_regset32("src_blk", 0400,
1334 pdpu->debugfs_root, &pdpu->debugfs_src);
1335
1336 if (cfg->features & BIT(DPU_SSPP_SCALER_QSEED3) ||
1337 cfg->features & BIT(DPU_SSPP_SCALER_QSEED2)) {
1338 dpu_debugfs_setup_regset32(&pdpu->debugfs_scaler,
1339 sblk->scaler_blk.base + cfg->base,
1340 sblk->scaler_blk.len,
1341 kms);
1342 dpu_debugfs_create_regset32("scaler_blk", 0400,
1343 pdpu->debugfs_root,
1344 &pdpu->debugfs_scaler);
1345 debugfs_create_bool("default_scaling",
1346 0600,
1347 pdpu->debugfs_root,
1348 &pdpu->debugfs_default_scale);
1349 }
1350
1351 if (cfg->features & BIT(DPU_SSPP_CSC) ||
1352 cfg->features & BIT(DPU_SSPP_CSC_10BIT)) {
1353 dpu_debugfs_setup_regset32(&pdpu->debugfs_csc,
1354 sblk->csc_blk.base + cfg->base,
1355 sblk->csc_blk.len,
1356 kms);
1357 dpu_debugfs_create_regset32("csc_blk", 0400,
1358 pdpu->debugfs_root, &pdpu->debugfs_csc);
1359 }
1360
1361 debugfs_create_u32("xin_id",
1362 0400,
1363 pdpu->debugfs_root,
1364 (u32 *) &cfg->xin_id);
1365 debugfs_create_u32("clk_ctrl",
1366 0400,
1367 pdpu->debugfs_root,
1368 (u32 *) &cfg->clk_ctrl);
1369 debugfs_create_x32("creq_vblank",
1370 0600,
1371 pdpu->debugfs_root,
1372 (u32 *) &sblk->creq_vblank);
1373 debugfs_create_x32("danger_vblank",
1374 0600,
1375 pdpu->debugfs_root,
1376 (u32 *) &sblk->danger_vblank);
1377
1378 debugfs_create_file("disable_danger",
1379 0600,
1380 pdpu->debugfs_root,
1381 kms, &dpu_plane_danger_enable);
1382
1383 return 0;
1384}
1385#else
1386static int _dpu_plane_init_debugfs(struct drm_plane *plane)
1387{
1388 return 0;
1389}
1390#endif
1391
1392static int dpu_plane_late_register(struct drm_plane *plane)
1393{
1394 return _dpu_plane_init_debugfs(plane);
1395}
1396
1397static void dpu_plane_early_unregister(struct drm_plane *plane)
1398{
1399 struct dpu_plane *pdpu = to_dpu_plane(plane);
1400
1401 debugfs_remove_recursive(pdpu->debugfs_root);
1402}
1403
1404static bool dpu_plane_format_mod_supported(struct drm_plane *plane,
1405 uint32_t format, uint64_t modifier)
1406{
1407 if (modifier == DRM_FORMAT_MOD_LINEAR)
1408 return true;
1409
1410 if (modifier == DRM_FORMAT_MOD_QCOM_COMPRESSED) {
1411 int i;
1412 for (i = 0; i < ARRAY_SIZE(qcom_compressed_supported_formats); i++) {
1413 if (format == qcom_compressed_supported_formats[i])
1414 return true;
1415 }
1416 }
1417
1418 return false;
1419}
1420
1421static const struct drm_plane_funcs dpu_plane_funcs = {
1422 .update_plane = drm_atomic_helper_update_plane,
1423 .disable_plane = drm_atomic_helper_disable_plane,
1424 .destroy = dpu_plane_destroy,
1425 .reset = dpu_plane_reset,
1426 .atomic_duplicate_state = dpu_plane_duplicate_state,
1427 .atomic_destroy_state = dpu_plane_destroy_state,
1428 .late_register = dpu_plane_late_register,
1429 .early_unregister = dpu_plane_early_unregister,
1430 .format_mod_supported = dpu_plane_format_mod_supported,
1431};
1432
1433static const struct drm_plane_helper_funcs dpu_plane_helper_funcs = {
1434 .prepare_fb = dpu_plane_prepare_fb,
1435 .cleanup_fb = dpu_plane_cleanup_fb,
1436 .atomic_check = dpu_plane_atomic_check,
1437 .atomic_update = dpu_plane_atomic_update,
1438};
1439
1440enum dpu_sspp dpu_plane_pipe(struct drm_plane *plane)
1441{
1442 return plane ? to_dpu_plane(plane)->pipe : SSPP_NONE;
1443}
1444
1445bool is_dpu_plane_virtual(struct drm_plane *plane)
1446{
1447 return plane ? to_dpu_plane(plane)->is_virtual : false;
1448}
1449
1450
1451struct drm_plane *dpu_plane_init(struct drm_device *dev,
1452 uint32_t pipe, enum drm_plane_type type,
1453 unsigned long possible_crtcs, u32 master_plane_id)
1454{
1455 struct drm_plane *plane = NULL, *master_plane = NULL;
1456 const uint32_t *format_list;
1457 struct dpu_plane *pdpu;
1458 struct msm_drm_private *priv = dev->dev_private;
1459 struct dpu_kms *kms = to_dpu_kms(priv->kms);
1460 int zpos_max = DPU_ZPOS_MAX;
1461 uint32_t num_formats;
1462 int ret = -EINVAL;
1463
1464
1465 pdpu = kzalloc(sizeof(*pdpu), GFP_KERNEL);
1466 if (!pdpu) {
1467 DPU_ERROR("[%u]failed to allocate local plane struct\n", pipe);
1468 ret = -ENOMEM;
1469 return ERR_PTR(ret);
1470 }
1471
1472
1473 plane = &pdpu->base;
1474 pdpu->pipe = pipe;
1475 pdpu->is_virtual = (master_plane_id != 0);
1476 INIT_LIST_HEAD(&pdpu->mplane_list);
1477 master_plane = drm_plane_find(dev, NULL, master_plane_id);
1478 if (master_plane) {
1479 struct dpu_plane *mpdpu = to_dpu_plane(master_plane);
1480
1481 list_add_tail(&pdpu->mplane_list, &mpdpu->mplane_list);
1482 }
1483
1484
1485 pdpu->pipe_hw = dpu_hw_sspp_init(pipe, kms->mmio, kms->catalog,
1486 master_plane_id != 0);
1487 if (IS_ERR(pdpu->pipe_hw)) {
1488 DPU_ERROR("[%u]SSPP init failed\n", pipe);
1489 ret = PTR_ERR(pdpu->pipe_hw);
1490 goto clean_plane;
1491 } else if (!pdpu->pipe_hw->cap || !pdpu->pipe_hw->cap->sblk) {
1492 DPU_ERROR("[%u]SSPP init returned invalid cfg\n", pipe);
1493 goto clean_sspp;
1494 }
1495
1496
1497 pdpu->features = pdpu->pipe_hw->cap->features;
1498 pdpu->pipe_sblk = pdpu->pipe_hw->cap->sblk;
1499 if (!pdpu->pipe_sblk) {
1500 DPU_ERROR("[%u]invalid sblk\n", pipe);
1501 goto clean_sspp;
1502 }
1503
1504 if (pdpu->is_virtual) {
1505 format_list = pdpu->pipe_sblk->virt_format_list;
1506 num_formats = pdpu->pipe_sblk->virt_num_formats;
1507 }
1508 else {
1509 format_list = pdpu->pipe_sblk->format_list;
1510 num_formats = pdpu->pipe_sblk->num_formats;
1511 }
1512
1513 ret = drm_universal_plane_init(dev, plane, 0xff, &dpu_plane_funcs,
1514 format_list, num_formats,
1515 supported_format_modifiers, type, NULL);
1516 if (ret)
1517 goto clean_sspp;
1518
1519 pdpu->catalog = kms->catalog;
1520
1521 if (kms->catalog->mixer_count &&
1522 kms->catalog->mixer[0].sblk->maxblendstages) {
1523 zpos_max = kms->catalog->mixer[0].sblk->maxblendstages - 1;
1524 if (zpos_max > DPU_STAGE_MAX - DPU_STAGE_0 - 1)
1525 zpos_max = DPU_STAGE_MAX - DPU_STAGE_0 - 1;
1526 }
1527
1528 ret = drm_plane_create_zpos_property(plane, 0, 0, zpos_max);
1529 if (ret)
1530 DPU_ERROR("failed to install zpos property, rc = %d\n", ret);
1531
1532
1533 drm_plane_helper_add(plane, &dpu_plane_helper_funcs);
1534
1535
1536 snprintf(pdpu->pipe_name, DPU_NAME_SIZE, "plane%u", plane->base.id);
1537
1538 mutex_init(&pdpu->lock);
1539
1540 DPU_DEBUG("%s created for pipe:%u id:%u virtual:%u\n", pdpu->pipe_name,
1541 pipe, plane->base.id, master_plane_id);
1542 return plane;
1543
1544clean_sspp:
1545 if (pdpu && pdpu->pipe_hw)
1546 dpu_hw_sspp_destroy(pdpu->pipe_hw);
1547clean_plane:
1548 kfree(pdpu);
1549 return ERR_PTR(ret);
1550}
1551