1 // SPDX-License-Identifier: MIT
2 /*
3 * Copyright © 2020 Intel Corporation
4 */
5
6 #include <drm/drm_atomic_helper.h>
7 #include <drm/drm_damage_helper.h>
8 #include <drm/drm_fourcc.h>
9 #include <drm/drm_plane_helper.h>
10
11 #include "i915_drv.h"
12 #include "intel_atomic_plane.h"
13 #include "intel_de.h"
14 #include "intel_display_types.h"
15 #include "intel_fb.h"
16 #include "intel_pm.h"
17 #include "intel_psr.h"
18 #include "intel_sprite.h"
19 #include "skl_scaler.h"
20 #include "skl_universal_plane.h"
21 #include "pxp/intel_pxp.h"
22
23 static const u32 skl_plane_formats[] = {
24 DRM_FORMAT_C8,
25 DRM_FORMAT_RGB565,
26 DRM_FORMAT_XRGB8888,
27 DRM_FORMAT_XBGR8888,
28 DRM_FORMAT_ARGB8888,
29 DRM_FORMAT_ABGR8888,
30 DRM_FORMAT_XRGB2101010,
31 DRM_FORMAT_XBGR2101010,
32 DRM_FORMAT_XRGB16161616F,
33 DRM_FORMAT_XBGR16161616F,
34 DRM_FORMAT_YUYV,
35 DRM_FORMAT_YVYU,
36 DRM_FORMAT_UYVY,
37 DRM_FORMAT_VYUY,
38 DRM_FORMAT_XYUV8888,
39 };
40
41 static const u32 skl_planar_formats[] = {
42 DRM_FORMAT_C8,
43 DRM_FORMAT_RGB565,
44 DRM_FORMAT_XRGB8888,
45 DRM_FORMAT_XBGR8888,
46 DRM_FORMAT_ARGB8888,
47 DRM_FORMAT_ABGR8888,
48 DRM_FORMAT_XRGB2101010,
49 DRM_FORMAT_XBGR2101010,
50 DRM_FORMAT_XRGB16161616F,
51 DRM_FORMAT_XBGR16161616F,
52 DRM_FORMAT_YUYV,
53 DRM_FORMAT_YVYU,
54 DRM_FORMAT_UYVY,
55 DRM_FORMAT_VYUY,
56 DRM_FORMAT_NV12,
57 DRM_FORMAT_XYUV8888,
58 };
59
60 static const u32 glk_planar_formats[] = {
61 DRM_FORMAT_C8,
62 DRM_FORMAT_RGB565,
63 DRM_FORMAT_XRGB8888,
64 DRM_FORMAT_XBGR8888,
65 DRM_FORMAT_ARGB8888,
66 DRM_FORMAT_ABGR8888,
67 DRM_FORMAT_XRGB2101010,
68 DRM_FORMAT_XBGR2101010,
69 DRM_FORMAT_XRGB16161616F,
70 DRM_FORMAT_XBGR16161616F,
71 DRM_FORMAT_YUYV,
72 DRM_FORMAT_YVYU,
73 DRM_FORMAT_UYVY,
74 DRM_FORMAT_VYUY,
75 DRM_FORMAT_NV12,
76 DRM_FORMAT_XYUV8888,
77 DRM_FORMAT_P010,
78 DRM_FORMAT_P012,
79 DRM_FORMAT_P016,
80 };
81
82 static const u32 icl_sdr_y_plane_formats[] = {
83 DRM_FORMAT_C8,
84 DRM_FORMAT_RGB565,
85 DRM_FORMAT_XRGB8888,
86 DRM_FORMAT_XBGR8888,
87 DRM_FORMAT_ARGB8888,
88 DRM_FORMAT_ABGR8888,
89 DRM_FORMAT_XRGB2101010,
90 DRM_FORMAT_XBGR2101010,
91 DRM_FORMAT_ARGB2101010,
92 DRM_FORMAT_ABGR2101010,
93 DRM_FORMAT_YUYV,
94 DRM_FORMAT_YVYU,
95 DRM_FORMAT_UYVY,
96 DRM_FORMAT_VYUY,
97 DRM_FORMAT_Y210,
98 DRM_FORMAT_Y212,
99 DRM_FORMAT_Y216,
100 DRM_FORMAT_XYUV8888,
101 DRM_FORMAT_XVYU2101010,
102 DRM_FORMAT_XVYU12_16161616,
103 DRM_FORMAT_XVYU16161616,
104 };
105
106 static const u32 icl_sdr_uv_plane_formats[] = {
107 DRM_FORMAT_C8,
108 DRM_FORMAT_RGB565,
109 DRM_FORMAT_XRGB8888,
110 DRM_FORMAT_XBGR8888,
111 DRM_FORMAT_ARGB8888,
112 DRM_FORMAT_ABGR8888,
113 DRM_FORMAT_XRGB2101010,
114 DRM_FORMAT_XBGR2101010,
115 DRM_FORMAT_ARGB2101010,
116 DRM_FORMAT_ABGR2101010,
117 DRM_FORMAT_YUYV,
118 DRM_FORMAT_YVYU,
119 DRM_FORMAT_UYVY,
120 DRM_FORMAT_VYUY,
121 DRM_FORMAT_NV12,
122 DRM_FORMAT_P010,
123 DRM_FORMAT_P012,
124 DRM_FORMAT_P016,
125 DRM_FORMAT_Y210,
126 DRM_FORMAT_Y212,
127 DRM_FORMAT_Y216,
128 DRM_FORMAT_XYUV8888,
129 DRM_FORMAT_XVYU2101010,
130 DRM_FORMAT_XVYU12_16161616,
131 DRM_FORMAT_XVYU16161616,
132 };
133
134 static const u32 icl_hdr_plane_formats[] = {
135 DRM_FORMAT_C8,
136 DRM_FORMAT_RGB565,
137 DRM_FORMAT_XRGB8888,
138 DRM_FORMAT_XBGR8888,
139 DRM_FORMAT_ARGB8888,
140 DRM_FORMAT_ABGR8888,
141 DRM_FORMAT_XRGB2101010,
142 DRM_FORMAT_XBGR2101010,
143 DRM_FORMAT_ARGB2101010,
144 DRM_FORMAT_ABGR2101010,
145 DRM_FORMAT_XRGB16161616F,
146 DRM_FORMAT_XBGR16161616F,
147 DRM_FORMAT_ARGB16161616F,
148 DRM_FORMAT_ABGR16161616F,
149 DRM_FORMAT_YUYV,
150 DRM_FORMAT_YVYU,
151 DRM_FORMAT_UYVY,
152 DRM_FORMAT_VYUY,
153 DRM_FORMAT_NV12,
154 DRM_FORMAT_P010,
155 DRM_FORMAT_P012,
156 DRM_FORMAT_P016,
157 DRM_FORMAT_Y210,
158 DRM_FORMAT_Y212,
159 DRM_FORMAT_Y216,
160 DRM_FORMAT_XYUV8888,
161 DRM_FORMAT_XVYU2101010,
162 DRM_FORMAT_XVYU12_16161616,
163 DRM_FORMAT_XVYU16161616,
164 };
165
166 static const u64 skl_plane_format_modifiers_noccs[] = {
167 I915_FORMAT_MOD_Yf_TILED,
168 I915_FORMAT_MOD_Y_TILED,
169 I915_FORMAT_MOD_X_TILED,
170 DRM_FORMAT_MOD_LINEAR,
171 DRM_FORMAT_MOD_INVALID
172 };
173
174 static const u64 skl_plane_format_modifiers_ccs[] = {
175 I915_FORMAT_MOD_Yf_TILED_CCS,
176 I915_FORMAT_MOD_Y_TILED_CCS,
177 I915_FORMAT_MOD_Yf_TILED,
178 I915_FORMAT_MOD_Y_TILED,
179 I915_FORMAT_MOD_X_TILED,
180 DRM_FORMAT_MOD_LINEAR,
181 DRM_FORMAT_MOD_INVALID
182 };
183
184 static const u64 gen12_plane_format_modifiers_mc_ccs[] = {
185 I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS,
186 I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS,
187 I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC,
188 I915_FORMAT_MOD_Y_TILED,
189 I915_FORMAT_MOD_X_TILED,
190 DRM_FORMAT_MOD_LINEAR,
191 DRM_FORMAT_MOD_INVALID
192 };
193
194 static const u64 gen12_plane_format_modifiers_rc_ccs[] = {
195 I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS,
196 I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC,
197 I915_FORMAT_MOD_Y_TILED,
198 I915_FORMAT_MOD_X_TILED,
199 DRM_FORMAT_MOD_LINEAR,
200 DRM_FORMAT_MOD_INVALID
201 };
202
203 static const u64 adlp_step_a_plane_format_modifiers[] = {
204 I915_FORMAT_MOD_Y_TILED,
205 I915_FORMAT_MOD_X_TILED,
206 DRM_FORMAT_MOD_LINEAR,
207 DRM_FORMAT_MOD_INVALID
208 };
209
skl_format_to_fourcc(int format,bool rgb_order,bool alpha)210 int skl_format_to_fourcc(int format, bool rgb_order, bool alpha)
211 {
212 switch (format) {
213 case PLANE_CTL_FORMAT_RGB_565:
214 return DRM_FORMAT_RGB565;
215 case PLANE_CTL_FORMAT_NV12:
216 return DRM_FORMAT_NV12;
217 case PLANE_CTL_FORMAT_XYUV:
218 return DRM_FORMAT_XYUV8888;
219 case PLANE_CTL_FORMAT_P010:
220 return DRM_FORMAT_P010;
221 case PLANE_CTL_FORMAT_P012:
222 return DRM_FORMAT_P012;
223 case PLANE_CTL_FORMAT_P016:
224 return DRM_FORMAT_P016;
225 case PLANE_CTL_FORMAT_Y210:
226 return DRM_FORMAT_Y210;
227 case PLANE_CTL_FORMAT_Y212:
228 return DRM_FORMAT_Y212;
229 case PLANE_CTL_FORMAT_Y216:
230 return DRM_FORMAT_Y216;
231 case PLANE_CTL_FORMAT_Y410:
232 return DRM_FORMAT_XVYU2101010;
233 case PLANE_CTL_FORMAT_Y412:
234 return DRM_FORMAT_XVYU12_16161616;
235 case PLANE_CTL_FORMAT_Y416:
236 return DRM_FORMAT_XVYU16161616;
237 default:
238 case PLANE_CTL_FORMAT_XRGB_8888:
239 if (rgb_order) {
240 if (alpha)
241 return DRM_FORMAT_ABGR8888;
242 else
243 return DRM_FORMAT_XBGR8888;
244 } else {
245 if (alpha)
246 return DRM_FORMAT_ARGB8888;
247 else
248 return DRM_FORMAT_XRGB8888;
249 }
250 case PLANE_CTL_FORMAT_XRGB_2101010:
251 if (rgb_order) {
252 if (alpha)
253 return DRM_FORMAT_ABGR2101010;
254 else
255 return DRM_FORMAT_XBGR2101010;
256 } else {
257 if (alpha)
258 return DRM_FORMAT_ARGB2101010;
259 else
260 return DRM_FORMAT_XRGB2101010;
261 }
262 case PLANE_CTL_FORMAT_XRGB_16161616F:
263 if (rgb_order) {
264 if (alpha)
265 return DRM_FORMAT_ABGR16161616F;
266 else
267 return DRM_FORMAT_XBGR16161616F;
268 } else {
269 if (alpha)
270 return DRM_FORMAT_ARGB16161616F;
271 else
272 return DRM_FORMAT_XRGB16161616F;
273 }
274 }
275 }
276
icl_nv12_y_plane_mask(struct drm_i915_private * i915)277 static u8 icl_nv12_y_plane_mask(struct drm_i915_private *i915)
278 {
279 if (DISPLAY_VER(i915) >= 13 || HAS_D12_PLANE_MINIMIZATION(i915))
280 return BIT(PLANE_SPRITE2) | BIT(PLANE_SPRITE3);
281 else
282 return BIT(PLANE_SPRITE4) | BIT(PLANE_SPRITE5);
283 }
284
icl_is_nv12_y_plane(struct drm_i915_private * dev_priv,enum plane_id plane_id)285 bool icl_is_nv12_y_plane(struct drm_i915_private *dev_priv,
286 enum plane_id plane_id)
287 {
288 return DISPLAY_VER(dev_priv) >= 11 &&
289 icl_nv12_y_plane_mask(dev_priv) & BIT(plane_id);
290 }
291
icl_is_hdr_plane(struct drm_i915_private * dev_priv,enum plane_id plane_id)292 bool icl_is_hdr_plane(struct drm_i915_private *dev_priv, enum plane_id plane_id)
293 {
294 return DISPLAY_VER(dev_priv) >= 11 &&
295 icl_hdr_plane_mask() & BIT(plane_id);
296 }
297
icl_plane_min_cdclk(const struct intel_crtc_state * crtc_state,const struct intel_plane_state * plane_state)298 static int icl_plane_min_cdclk(const struct intel_crtc_state *crtc_state,
299 const struct intel_plane_state *plane_state)
300 {
301 unsigned int pixel_rate = intel_plane_pixel_rate(crtc_state, plane_state);
302
303 /* two pixels per clock */
304 return DIV_ROUND_UP(pixel_rate, 2);
305 }
306
307 static void
glk_plane_ratio(const struct intel_plane_state * plane_state,unsigned int * num,unsigned int * den)308 glk_plane_ratio(const struct intel_plane_state *plane_state,
309 unsigned int *num, unsigned int *den)
310 {
311 const struct drm_framebuffer *fb = plane_state->hw.fb;
312
313 if (fb->format->cpp[0] == 8) {
314 *num = 10;
315 *den = 8;
316 } else {
317 *num = 1;
318 *den = 1;
319 }
320 }
321
glk_plane_min_cdclk(const struct intel_crtc_state * crtc_state,const struct intel_plane_state * plane_state)322 static int glk_plane_min_cdclk(const struct intel_crtc_state *crtc_state,
323 const struct intel_plane_state *plane_state)
324 {
325 unsigned int pixel_rate = intel_plane_pixel_rate(crtc_state, plane_state);
326 unsigned int num, den;
327
328 glk_plane_ratio(plane_state, &num, &den);
329
330 /* two pixels per clock */
331 return DIV_ROUND_UP(pixel_rate * num, 2 * den);
332 }
333
334 static void
skl_plane_ratio(const struct intel_plane_state * plane_state,unsigned int * num,unsigned int * den)335 skl_plane_ratio(const struct intel_plane_state *plane_state,
336 unsigned int *num, unsigned int *den)
337 {
338 const struct drm_framebuffer *fb = plane_state->hw.fb;
339
340 if (fb->format->cpp[0] == 8) {
341 *num = 9;
342 *den = 8;
343 } else {
344 *num = 1;
345 *den = 1;
346 }
347 }
348
skl_plane_min_cdclk(const struct intel_crtc_state * crtc_state,const struct intel_plane_state * plane_state)349 static int skl_plane_min_cdclk(const struct intel_crtc_state *crtc_state,
350 const struct intel_plane_state *plane_state)
351 {
352 unsigned int pixel_rate = intel_plane_pixel_rate(crtc_state, plane_state);
353 unsigned int num, den;
354
355 skl_plane_ratio(plane_state, &num, &den);
356
357 return DIV_ROUND_UP(pixel_rate * num, den);
358 }
359
skl_plane_max_width(const struct drm_framebuffer * fb,int color_plane,unsigned int rotation)360 static int skl_plane_max_width(const struct drm_framebuffer *fb,
361 int color_plane,
362 unsigned int rotation)
363 {
364 int cpp = fb->format->cpp[color_plane];
365
366 switch (fb->modifier) {
367 case DRM_FORMAT_MOD_LINEAR:
368 case I915_FORMAT_MOD_X_TILED:
369 /*
370 * Validated limit is 4k, but has 5k should
371 * work apart from the following features:
372 * - Ytile (already limited to 4k)
373 * - FP16 (already limited to 4k)
374 * - render compression (already limited to 4k)
375 * - KVMR sprite and cursor (don't care)
376 * - horizontal panning (TODO verify this)
377 * - pipe and plane scaling (TODO verify this)
378 */
379 if (cpp == 8)
380 return 4096;
381 else
382 return 5120;
383 case I915_FORMAT_MOD_Y_TILED_CCS:
384 case I915_FORMAT_MOD_Yf_TILED_CCS:
385 case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS:
386 /* FIXME AUX plane? */
387 case I915_FORMAT_MOD_Y_TILED:
388 case I915_FORMAT_MOD_Yf_TILED:
389 if (cpp == 8)
390 return 2048;
391 else
392 return 4096;
393 default:
394 MISSING_CASE(fb->modifier);
395 return 2048;
396 }
397 }
398
glk_plane_max_width(const struct drm_framebuffer * fb,int color_plane,unsigned int rotation)399 static int glk_plane_max_width(const struct drm_framebuffer *fb,
400 int color_plane,
401 unsigned int rotation)
402 {
403 int cpp = fb->format->cpp[color_plane];
404
405 switch (fb->modifier) {
406 case DRM_FORMAT_MOD_LINEAR:
407 case I915_FORMAT_MOD_X_TILED:
408 if (cpp == 8)
409 return 4096;
410 else
411 return 5120;
412 case I915_FORMAT_MOD_Y_TILED_CCS:
413 case I915_FORMAT_MOD_Yf_TILED_CCS:
414 /* FIXME AUX plane? */
415 case I915_FORMAT_MOD_Y_TILED:
416 case I915_FORMAT_MOD_Yf_TILED:
417 if (cpp == 8)
418 return 2048;
419 else
420 return 5120;
421 default:
422 MISSING_CASE(fb->modifier);
423 return 2048;
424 }
425 }
426
icl_plane_min_width(const struct drm_framebuffer * fb,int color_plane,unsigned int rotation)427 static int icl_plane_min_width(const struct drm_framebuffer *fb,
428 int color_plane,
429 unsigned int rotation)
430 {
431 /* Wa_14011264657, Wa_14011050563: gen11+ */
432 switch (fb->format->format) {
433 case DRM_FORMAT_C8:
434 return 18;
435 case DRM_FORMAT_RGB565:
436 return 10;
437 case DRM_FORMAT_XRGB8888:
438 case DRM_FORMAT_XBGR8888:
439 case DRM_FORMAT_ARGB8888:
440 case DRM_FORMAT_ABGR8888:
441 case DRM_FORMAT_XRGB2101010:
442 case DRM_FORMAT_XBGR2101010:
443 case DRM_FORMAT_ARGB2101010:
444 case DRM_FORMAT_ABGR2101010:
445 case DRM_FORMAT_XVYU2101010:
446 case DRM_FORMAT_Y212:
447 case DRM_FORMAT_Y216:
448 return 6;
449 case DRM_FORMAT_NV12:
450 return 20;
451 case DRM_FORMAT_P010:
452 case DRM_FORMAT_P012:
453 case DRM_FORMAT_P016:
454 return 12;
455 case DRM_FORMAT_XRGB16161616F:
456 case DRM_FORMAT_XBGR16161616F:
457 case DRM_FORMAT_ARGB16161616F:
458 case DRM_FORMAT_ABGR16161616F:
459 case DRM_FORMAT_XVYU12_16161616:
460 case DRM_FORMAT_XVYU16161616:
461 return 4;
462 default:
463 return 1;
464 }
465 }
466
icl_plane_max_width(const struct drm_framebuffer * fb,int color_plane,unsigned int rotation)467 static int icl_plane_max_width(const struct drm_framebuffer *fb,
468 int color_plane,
469 unsigned int rotation)
470 {
471 return 5120;
472 }
473
skl_plane_max_height(const struct drm_framebuffer * fb,int color_plane,unsigned int rotation)474 static int skl_plane_max_height(const struct drm_framebuffer *fb,
475 int color_plane,
476 unsigned int rotation)
477 {
478 return 4096;
479 }
480
icl_plane_max_height(const struct drm_framebuffer * fb,int color_plane,unsigned int rotation)481 static int icl_plane_max_height(const struct drm_framebuffer *fb,
482 int color_plane,
483 unsigned int rotation)
484 {
485 return 4320;
486 }
487
488 static unsigned int
skl_plane_max_stride(struct intel_plane * plane,u32 pixel_format,u64 modifier,unsigned int rotation)489 skl_plane_max_stride(struct intel_plane *plane,
490 u32 pixel_format, u64 modifier,
491 unsigned int rotation)
492 {
493 struct drm_i915_private *i915 = to_i915(plane->base.dev);
494 const struct drm_format_info *info = drm_format_info(pixel_format);
495 int cpp = info->cpp[0];
496 int max_horizontal_pixels = 8192;
497 int max_stride_bytes;
498
499 if (DISPLAY_VER(i915) >= 13) {
500 /*
501 * The stride in bytes must not exceed of the size
502 * of 128K bytes. For pixel formats of 64bpp will allow
503 * for a 16K pixel surface.
504 */
505 max_stride_bytes = 131072;
506 if (cpp == 8)
507 max_horizontal_pixels = 16384;
508 else
509 max_horizontal_pixels = 65536;
510 } else {
511 /*
512 * "The stride in bytes must not exceed the
513 * of the size of 8K pixels and 32K bytes."
514 */
515 max_stride_bytes = 32768;
516 }
517
518 if (drm_rotation_90_or_270(rotation))
519 return min(max_horizontal_pixels, max_stride_bytes / cpp);
520 else
521 return min(max_horizontal_pixels * cpp, max_stride_bytes);
522 }
523
524
525 /* Preoffset values for YUV to RGB Conversion */
526 #define PREOFF_YUV_TO_RGB_HI 0x1800
527 #define PREOFF_YUV_TO_RGB_ME 0x0000
528 #define PREOFF_YUV_TO_RGB_LO 0x1800
529
530 #define ROFF(x) (((x) & 0xffff) << 16)
531 #define GOFF(x) (((x) & 0xffff) << 0)
532 #define BOFF(x) (((x) & 0xffff) << 16)
533
534 /*
535 * Programs the input color space conversion stage for ICL HDR planes.
536 * Note that it is assumed that this stage always happens after YUV
537 * range correction. Thus, the input to this stage is assumed to be
538 * in full-range YCbCr.
539 */
540 static void
icl_program_input_csc(struct intel_plane * plane,const struct intel_crtc_state * crtc_state,const struct intel_plane_state * plane_state)541 icl_program_input_csc(struct intel_plane *plane,
542 const struct intel_crtc_state *crtc_state,
543 const struct intel_plane_state *plane_state)
544 {
545 struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
546 enum pipe pipe = plane->pipe;
547 enum plane_id plane_id = plane->id;
548
549 static const u16 input_csc_matrix[][9] = {
550 /*
551 * BT.601 full range YCbCr -> full range RGB
552 * The matrix required is :
553 * [1.000, 0.000, 1.371,
554 * 1.000, -0.336, -0.698,
555 * 1.000, 1.732, 0.0000]
556 */
557 [DRM_COLOR_YCBCR_BT601] = {
558 0x7AF8, 0x7800, 0x0,
559 0x8B28, 0x7800, 0x9AC0,
560 0x0, 0x7800, 0x7DD8,
561 },
562 /*
563 * BT.709 full range YCbCr -> full range RGB
564 * The matrix required is :
565 * [1.000, 0.000, 1.574,
566 * 1.000, -0.187, -0.468,
567 * 1.000, 1.855, 0.0000]
568 */
569 [DRM_COLOR_YCBCR_BT709] = {
570 0x7C98, 0x7800, 0x0,
571 0x9EF8, 0x7800, 0xAC00,
572 0x0, 0x7800, 0x7ED8,
573 },
574 /*
575 * BT.2020 full range YCbCr -> full range RGB
576 * The matrix required is :
577 * [1.000, 0.000, 1.474,
578 * 1.000, -0.1645, -0.5713,
579 * 1.000, 1.8814, 0.0000]
580 */
581 [DRM_COLOR_YCBCR_BT2020] = {
582 0x7BC8, 0x7800, 0x0,
583 0x8928, 0x7800, 0xAA88,
584 0x0, 0x7800, 0x7F10,
585 },
586 };
587 const u16 *csc = input_csc_matrix[plane_state->hw.color_encoding];
588
589 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 0),
590 ROFF(csc[0]) | GOFF(csc[1]));
591 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 1),
592 BOFF(csc[2]));
593 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 2),
594 ROFF(csc[3]) | GOFF(csc[4]));
595 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 3),
596 BOFF(csc[5]));
597 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 4),
598 ROFF(csc[6]) | GOFF(csc[7]));
599 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 5),
600 BOFF(csc[8]));
601
602 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_PREOFF(pipe, plane_id, 0),
603 PREOFF_YUV_TO_RGB_HI);
604 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_PREOFF(pipe, plane_id, 1),
605 PREOFF_YUV_TO_RGB_ME);
606 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_PREOFF(pipe, plane_id, 2),
607 PREOFF_YUV_TO_RGB_LO);
608 intel_de_write_fw(dev_priv,
609 PLANE_INPUT_CSC_POSTOFF(pipe, plane_id, 0), 0x0);
610 intel_de_write_fw(dev_priv,
611 PLANE_INPUT_CSC_POSTOFF(pipe, plane_id, 1), 0x0);
612 intel_de_write_fw(dev_priv,
613 PLANE_INPUT_CSC_POSTOFF(pipe, plane_id, 2), 0x0);
614 }
615
skl_plane_stride_mult(const struct drm_framebuffer * fb,int color_plane,unsigned int rotation)616 static unsigned int skl_plane_stride_mult(const struct drm_framebuffer *fb,
617 int color_plane, unsigned int rotation)
618 {
619 /*
620 * The stride is either expressed as a multiple of 64 bytes chunks for
621 * linear buffers or in number of tiles for tiled buffers.
622 */
623 if (is_surface_linear(fb, color_plane))
624 return 64;
625 else if (drm_rotation_90_or_270(rotation))
626 return intel_tile_height(fb, color_plane);
627 else
628 return intel_tile_width_bytes(fb, color_plane);
629 }
630
skl_plane_stride(const struct intel_plane_state * plane_state,int color_plane)631 static u32 skl_plane_stride(const struct intel_plane_state *plane_state,
632 int color_plane)
633 {
634 const struct drm_framebuffer *fb = plane_state->hw.fb;
635 unsigned int rotation = plane_state->hw.rotation;
636 u32 stride = plane_state->view.color_plane[color_plane].stride;
637
638 if (color_plane >= fb->format->num_planes)
639 return 0;
640
641 return stride / skl_plane_stride_mult(fb, color_plane, rotation);
642 }
643
644 static void
skl_disable_plane(struct intel_plane * plane,const struct intel_crtc_state * crtc_state)645 skl_disable_plane(struct intel_plane *plane,
646 const struct intel_crtc_state *crtc_state)
647 {
648 struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
649 enum plane_id plane_id = plane->id;
650 enum pipe pipe = plane->pipe;
651 unsigned long irqflags;
652
653 spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
654
655 if (icl_is_hdr_plane(dev_priv, plane_id))
656 intel_de_write_fw(dev_priv, PLANE_CUS_CTL(pipe, plane_id), 0);
657
658 skl_write_plane_wm(plane, crtc_state);
659
660 intel_psr2_disable_plane_sel_fetch(plane, crtc_state);
661 intel_de_write_fw(dev_priv, PLANE_CTL(pipe, plane_id), 0);
662 intel_de_write_fw(dev_priv, PLANE_SURF(pipe, plane_id), 0);
663
664 spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags);
665 }
666
667 static bool
skl_plane_get_hw_state(struct intel_plane * plane,enum pipe * pipe)668 skl_plane_get_hw_state(struct intel_plane *plane,
669 enum pipe *pipe)
670 {
671 struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
672 enum intel_display_power_domain power_domain;
673 enum plane_id plane_id = plane->id;
674 intel_wakeref_t wakeref;
675 bool ret;
676
677 power_domain = POWER_DOMAIN_PIPE(plane->pipe);
678 wakeref = intel_display_power_get_if_enabled(dev_priv, power_domain);
679 if (!wakeref)
680 return false;
681
682 ret = intel_de_read(dev_priv, PLANE_CTL(plane->pipe, plane_id)) & PLANE_CTL_ENABLE;
683
684 *pipe = plane->pipe;
685
686 intel_display_power_put(dev_priv, power_domain, wakeref);
687
688 return ret;
689 }
690
skl_plane_ctl_format(u32 pixel_format)691 static u32 skl_plane_ctl_format(u32 pixel_format)
692 {
693 switch (pixel_format) {
694 case DRM_FORMAT_C8:
695 return PLANE_CTL_FORMAT_INDEXED;
696 case DRM_FORMAT_RGB565:
697 return PLANE_CTL_FORMAT_RGB_565;
698 case DRM_FORMAT_XBGR8888:
699 case DRM_FORMAT_ABGR8888:
700 return PLANE_CTL_FORMAT_XRGB_8888 | PLANE_CTL_ORDER_RGBX;
701 case DRM_FORMAT_XRGB8888:
702 case DRM_FORMAT_ARGB8888:
703 return PLANE_CTL_FORMAT_XRGB_8888;
704 case DRM_FORMAT_XBGR2101010:
705 case DRM_FORMAT_ABGR2101010:
706 return PLANE_CTL_FORMAT_XRGB_2101010 | PLANE_CTL_ORDER_RGBX;
707 case DRM_FORMAT_XRGB2101010:
708 case DRM_FORMAT_ARGB2101010:
709 return PLANE_CTL_FORMAT_XRGB_2101010;
710 case DRM_FORMAT_XBGR16161616F:
711 case DRM_FORMAT_ABGR16161616F:
712 return PLANE_CTL_FORMAT_XRGB_16161616F | PLANE_CTL_ORDER_RGBX;
713 case DRM_FORMAT_XRGB16161616F:
714 case DRM_FORMAT_ARGB16161616F:
715 return PLANE_CTL_FORMAT_XRGB_16161616F;
716 case DRM_FORMAT_XYUV8888:
717 return PLANE_CTL_FORMAT_XYUV;
718 case DRM_FORMAT_YUYV:
719 return PLANE_CTL_FORMAT_YUV422 | PLANE_CTL_YUV422_YUYV;
720 case DRM_FORMAT_YVYU:
721 return PLANE_CTL_FORMAT_YUV422 | PLANE_CTL_YUV422_YVYU;
722 case DRM_FORMAT_UYVY:
723 return PLANE_CTL_FORMAT_YUV422 | PLANE_CTL_YUV422_UYVY;
724 case DRM_FORMAT_VYUY:
725 return PLANE_CTL_FORMAT_YUV422 | PLANE_CTL_YUV422_VYUY;
726 case DRM_FORMAT_NV12:
727 return PLANE_CTL_FORMAT_NV12;
728 case DRM_FORMAT_P010:
729 return PLANE_CTL_FORMAT_P010;
730 case DRM_FORMAT_P012:
731 return PLANE_CTL_FORMAT_P012;
732 case DRM_FORMAT_P016:
733 return PLANE_CTL_FORMAT_P016;
734 case DRM_FORMAT_Y210:
735 return PLANE_CTL_FORMAT_Y210;
736 case DRM_FORMAT_Y212:
737 return PLANE_CTL_FORMAT_Y212;
738 case DRM_FORMAT_Y216:
739 return PLANE_CTL_FORMAT_Y216;
740 case DRM_FORMAT_XVYU2101010:
741 return PLANE_CTL_FORMAT_Y410;
742 case DRM_FORMAT_XVYU12_16161616:
743 return PLANE_CTL_FORMAT_Y412;
744 case DRM_FORMAT_XVYU16161616:
745 return PLANE_CTL_FORMAT_Y416;
746 default:
747 MISSING_CASE(pixel_format);
748 }
749
750 return 0;
751 }
752
skl_plane_ctl_alpha(const struct intel_plane_state * plane_state)753 static u32 skl_plane_ctl_alpha(const struct intel_plane_state *plane_state)
754 {
755 if (!plane_state->hw.fb->format->has_alpha)
756 return PLANE_CTL_ALPHA_DISABLE;
757
758 switch (plane_state->hw.pixel_blend_mode) {
759 case DRM_MODE_BLEND_PIXEL_NONE:
760 return PLANE_CTL_ALPHA_DISABLE;
761 case DRM_MODE_BLEND_PREMULTI:
762 return PLANE_CTL_ALPHA_SW_PREMULTIPLY;
763 case DRM_MODE_BLEND_COVERAGE:
764 return PLANE_CTL_ALPHA_HW_PREMULTIPLY;
765 default:
766 MISSING_CASE(plane_state->hw.pixel_blend_mode);
767 return PLANE_CTL_ALPHA_DISABLE;
768 }
769 }
770
glk_plane_color_ctl_alpha(const struct intel_plane_state * plane_state)771 static u32 glk_plane_color_ctl_alpha(const struct intel_plane_state *plane_state)
772 {
773 if (!plane_state->hw.fb->format->has_alpha)
774 return PLANE_COLOR_ALPHA_DISABLE;
775
776 switch (plane_state->hw.pixel_blend_mode) {
777 case DRM_MODE_BLEND_PIXEL_NONE:
778 return PLANE_COLOR_ALPHA_DISABLE;
779 case DRM_MODE_BLEND_PREMULTI:
780 return PLANE_COLOR_ALPHA_SW_PREMULTIPLY;
781 case DRM_MODE_BLEND_COVERAGE:
782 return PLANE_COLOR_ALPHA_HW_PREMULTIPLY;
783 default:
784 MISSING_CASE(plane_state->hw.pixel_blend_mode);
785 return PLANE_COLOR_ALPHA_DISABLE;
786 }
787 }
788
skl_plane_ctl_tiling(u64 fb_modifier)789 static u32 skl_plane_ctl_tiling(u64 fb_modifier)
790 {
791 switch (fb_modifier) {
792 case DRM_FORMAT_MOD_LINEAR:
793 break;
794 case I915_FORMAT_MOD_X_TILED:
795 return PLANE_CTL_TILED_X;
796 case I915_FORMAT_MOD_Y_TILED:
797 return PLANE_CTL_TILED_Y;
798 case I915_FORMAT_MOD_Y_TILED_CCS:
799 case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC:
800 return PLANE_CTL_TILED_Y | PLANE_CTL_RENDER_DECOMPRESSION_ENABLE;
801 case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS:
802 return PLANE_CTL_TILED_Y |
803 PLANE_CTL_RENDER_DECOMPRESSION_ENABLE |
804 PLANE_CTL_CLEAR_COLOR_DISABLE;
805 case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS:
806 return PLANE_CTL_TILED_Y | PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE;
807 case I915_FORMAT_MOD_Yf_TILED:
808 return PLANE_CTL_TILED_YF;
809 case I915_FORMAT_MOD_Yf_TILED_CCS:
810 return PLANE_CTL_TILED_YF | PLANE_CTL_RENDER_DECOMPRESSION_ENABLE;
811 default:
812 MISSING_CASE(fb_modifier);
813 }
814
815 return 0;
816 }
817
skl_plane_ctl_rotate(unsigned int rotate)818 static u32 skl_plane_ctl_rotate(unsigned int rotate)
819 {
820 switch (rotate) {
821 case DRM_MODE_ROTATE_0:
822 break;
823 /*
824 * DRM_MODE_ROTATE_ is counter clockwise to stay compatible with Xrandr
825 * while i915 HW rotation is clockwise, thats why this swapping.
826 */
827 case DRM_MODE_ROTATE_90:
828 return PLANE_CTL_ROTATE_270;
829 case DRM_MODE_ROTATE_180:
830 return PLANE_CTL_ROTATE_180;
831 case DRM_MODE_ROTATE_270:
832 return PLANE_CTL_ROTATE_90;
833 default:
834 MISSING_CASE(rotate);
835 }
836
837 return 0;
838 }
839
icl_plane_ctl_flip(unsigned int reflect)840 static u32 icl_plane_ctl_flip(unsigned int reflect)
841 {
842 switch (reflect) {
843 case 0:
844 break;
845 case DRM_MODE_REFLECT_X:
846 return PLANE_CTL_FLIP_HORIZONTAL;
847 case DRM_MODE_REFLECT_Y:
848 default:
849 MISSING_CASE(reflect);
850 }
851
852 return 0;
853 }
854
adlp_plane_ctl_arb_slots(const struct intel_plane_state * plane_state)855 static u32 adlp_plane_ctl_arb_slots(const struct intel_plane_state *plane_state)
856 {
857 const struct drm_framebuffer *fb = plane_state->hw.fb;
858
859 if (intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier)) {
860 switch (fb->format->cpp[0]) {
861 case 2:
862 return PLANE_CTL_ARB_SLOTS(1);
863 default:
864 return PLANE_CTL_ARB_SLOTS(0);
865 }
866 } else {
867 switch (fb->format->cpp[0]) {
868 case 8:
869 return PLANE_CTL_ARB_SLOTS(3);
870 case 4:
871 return PLANE_CTL_ARB_SLOTS(1);
872 default:
873 return PLANE_CTL_ARB_SLOTS(0);
874 }
875 }
876 }
877
skl_plane_ctl_crtc(const struct intel_crtc_state * crtc_state)878 static u32 skl_plane_ctl_crtc(const struct intel_crtc_state *crtc_state)
879 {
880 struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev);
881 u32 plane_ctl = 0;
882
883 if (DISPLAY_VER(dev_priv) >= 10)
884 return plane_ctl;
885
886 if (crtc_state->gamma_enable)
887 plane_ctl |= PLANE_CTL_PIPE_GAMMA_ENABLE;
888
889 if (crtc_state->csc_enable)
890 plane_ctl |= PLANE_CTL_PIPE_CSC_ENABLE;
891
892 return plane_ctl;
893 }
894
skl_plane_ctl(const struct intel_crtc_state * crtc_state,const struct intel_plane_state * plane_state)895 static u32 skl_plane_ctl(const struct intel_crtc_state *crtc_state,
896 const struct intel_plane_state *plane_state)
897 {
898 struct drm_i915_private *dev_priv =
899 to_i915(plane_state->uapi.plane->dev);
900 const struct drm_framebuffer *fb = plane_state->hw.fb;
901 unsigned int rotation = plane_state->hw.rotation;
902 const struct drm_intel_sprite_colorkey *key = &plane_state->ckey;
903 u32 plane_ctl;
904
905 plane_ctl = PLANE_CTL_ENABLE;
906
907 if (DISPLAY_VER(dev_priv) < 10) {
908 plane_ctl |= skl_plane_ctl_alpha(plane_state);
909 plane_ctl |= PLANE_CTL_PLANE_GAMMA_DISABLE;
910
911 if (plane_state->hw.color_encoding == DRM_COLOR_YCBCR_BT709)
912 plane_ctl |= PLANE_CTL_YUV_TO_RGB_CSC_FORMAT_BT709;
913
914 if (plane_state->hw.color_range == DRM_COLOR_YCBCR_FULL_RANGE)
915 plane_ctl |= PLANE_CTL_YUV_RANGE_CORRECTION_DISABLE;
916 }
917
918 plane_ctl |= skl_plane_ctl_format(fb->format->format);
919 plane_ctl |= skl_plane_ctl_tiling(fb->modifier);
920 plane_ctl |= skl_plane_ctl_rotate(rotation & DRM_MODE_ROTATE_MASK);
921
922 if (DISPLAY_VER(dev_priv) >= 11)
923 plane_ctl |= icl_plane_ctl_flip(rotation &
924 DRM_MODE_REFLECT_MASK);
925
926 if (key->flags & I915_SET_COLORKEY_DESTINATION)
927 plane_ctl |= PLANE_CTL_KEY_ENABLE_DESTINATION;
928 else if (key->flags & I915_SET_COLORKEY_SOURCE)
929 plane_ctl |= PLANE_CTL_KEY_ENABLE_SOURCE;
930
931 /* Wa_22012358565:adl-p */
932 if (DISPLAY_VER(dev_priv) == 13)
933 plane_ctl |= adlp_plane_ctl_arb_slots(plane_state);
934
935 return plane_ctl;
936 }
937
glk_plane_color_ctl_crtc(const struct intel_crtc_state * crtc_state)938 static u32 glk_plane_color_ctl_crtc(const struct intel_crtc_state *crtc_state)
939 {
940 struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev);
941 u32 plane_color_ctl = 0;
942
943 if (DISPLAY_VER(dev_priv) >= 11)
944 return plane_color_ctl;
945
946 if (crtc_state->gamma_enable)
947 plane_color_ctl |= PLANE_COLOR_PIPE_GAMMA_ENABLE;
948
949 if (crtc_state->csc_enable)
950 plane_color_ctl |= PLANE_COLOR_PIPE_CSC_ENABLE;
951
952 return plane_color_ctl;
953 }
954
glk_plane_color_ctl(const struct intel_crtc_state * crtc_state,const struct intel_plane_state * plane_state)955 static u32 glk_plane_color_ctl(const struct intel_crtc_state *crtc_state,
956 const struct intel_plane_state *plane_state)
957 {
958 struct drm_i915_private *dev_priv =
959 to_i915(plane_state->uapi.plane->dev);
960 const struct drm_framebuffer *fb = plane_state->hw.fb;
961 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
962 u32 plane_color_ctl = 0;
963
964 plane_color_ctl |= PLANE_COLOR_PLANE_GAMMA_DISABLE;
965 plane_color_ctl |= glk_plane_color_ctl_alpha(plane_state);
966
967 if (fb->format->is_yuv && !icl_is_hdr_plane(dev_priv, plane->id)) {
968 switch (plane_state->hw.color_encoding) {
969 case DRM_COLOR_YCBCR_BT709:
970 plane_color_ctl |= PLANE_COLOR_CSC_MODE_YUV709_TO_RGB709;
971 break;
972 case DRM_COLOR_YCBCR_BT2020:
973 plane_color_ctl |=
974 PLANE_COLOR_CSC_MODE_YUV2020_TO_RGB2020;
975 break;
976 default:
977 plane_color_ctl |=
978 PLANE_COLOR_CSC_MODE_YUV601_TO_RGB601;
979 }
980 if (plane_state->hw.color_range == DRM_COLOR_YCBCR_FULL_RANGE)
981 plane_color_ctl |= PLANE_COLOR_YUV_RANGE_CORRECTION_DISABLE;
982 } else if (fb->format->is_yuv) {
983 plane_color_ctl |= PLANE_COLOR_INPUT_CSC_ENABLE;
984 if (plane_state->hw.color_range == DRM_COLOR_YCBCR_FULL_RANGE)
985 plane_color_ctl |= PLANE_COLOR_YUV_RANGE_CORRECTION_DISABLE;
986 }
987
988 return plane_color_ctl;
989 }
990
skl_surf_address(const struct intel_plane_state * plane_state,int color_plane)991 static u32 skl_surf_address(const struct intel_plane_state *plane_state,
992 int color_plane)
993 {
994 const struct drm_framebuffer *fb = plane_state->hw.fb;
995 u32 offset = plane_state->view.color_plane[color_plane].offset;
996
997 if (intel_fb_uses_dpt(fb)) {
998 /*
999 * The DPT object contains only one vma, so the VMA's offset
1000 * within the DPT is always 0.
1001 */
1002 WARN_ON(plane_state->dpt_vma->node.start);
1003 WARN_ON(offset & 0x1fffff);
1004 return offset >> 9;
1005 } else {
1006 WARN_ON(offset & 0xfff);
1007 return offset;
1008 }
1009 }
1010
intel_load_plane_csc_black(struct intel_plane * intel_plane)1011 static void intel_load_plane_csc_black(struct intel_plane *intel_plane)
1012 {
1013 struct drm_i915_private *dev_priv = to_i915(intel_plane->base.dev);
1014 enum pipe pipe = intel_plane->pipe;
1015 enum plane_id plane = intel_plane->id;
1016 u16 postoff = 0;
1017
1018 drm_dbg_kms(&dev_priv->drm, "plane color CTM to black %s:%d\n",
1019 intel_plane->base.name, plane);
1020 intel_de_write_fw(dev_priv, PLANE_CSC_COEFF(pipe, plane, 0), 0);
1021 intel_de_write_fw(dev_priv, PLANE_CSC_COEFF(pipe, plane, 1), 0);
1022
1023 intel_de_write_fw(dev_priv, PLANE_CSC_COEFF(pipe, plane, 2), 0);
1024 intel_de_write_fw(dev_priv, PLANE_CSC_COEFF(pipe, plane, 3), 0);
1025
1026 intel_de_write_fw(dev_priv, PLANE_CSC_COEFF(pipe, plane, 4), 0);
1027 intel_de_write_fw(dev_priv, PLANE_CSC_COEFF(pipe, plane, 5), 0);
1028
1029 intel_de_write_fw(dev_priv, PLANE_CSC_PREOFF(pipe, plane, 0), 0);
1030 intel_de_write_fw(dev_priv, PLANE_CSC_PREOFF(pipe, plane, 1), 0);
1031 intel_de_write_fw(dev_priv, PLANE_CSC_PREOFF(pipe, plane, 2), 0);
1032
1033 intel_de_write_fw(dev_priv, PLANE_CSC_POSTOFF(pipe, plane, 0), postoff);
1034 intel_de_write_fw(dev_priv, PLANE_CSC_POSTOFF(pipe, plane, 1), postoff);
1035 intel_de_write_fw(dev_priv, PLANE_CSC_POSTOFF(pipe, plane, 2), postoff);
1036 }
1037
1038 static void
skl_program_plane(struct intel_plane * plane,const struct intel_crtc_state * crtc_state,const struct intel_plane_state * plane_state,int color_plane)1039 skl_program_plane(struct intel_plane *plane,
1040 const struct intel_crtc_state *crtc_state,
1041 const struct intel_plane_state *plane_state,
1042 int color_plane)
1043 {
1044 struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
1045 enum plane_id plane_id = plane->id;
1046 enum pipe pipe = plane->pipe;
1047 const struct drm_intel_sprite_colorkey *key = &plane_state->ckey;
1048 u32 surf_addr = skl_surf_address(plane_state, color_plane);
1049 u32 stride = skl_plane_stride(plane_state, color_plane);
1050 const struct drm_framebuffer *fb = plane_state->hw.fb;
1051 int aux_plane = skl_main_to_aux_plane(fb, color_plane);
1052 int crtc_x = plane_state->uapi.dst.x1;
1053 int crtc_y = plane_state->uapi.dst.y1;
1054 u32 x = plane_state->view.color_plane[color_plane].x;
1055 u32 y = plane_state->view.color_plane[color_plane].y;
1056 u32 src_w = drm_rect_width(&plane_state->uapi.src) >> 16;
1057 u32 src_h = drm_rect_height(&plane_state->uapi.src) >> 16;
1058 u8 alpha = plane_state->hw.alpha >> 8;
1059 u32 plane_color_ctl = 0, aux_dist = 0;
1060 unsigned long irqflags;
1061 u32 keymsk, keymax, plane_surf;
1062 u32 plane_ctl = plane_state->ctl;
1063
1064 plane_ctl |= skl_plane_ctl_crtc(crtc_state);
1065
1066 if (DISPLAY_VER(dev_priv) >= 10)
1067 plane_color_ctl = plane_state->color_ctl |
1068 glk_plane_color_ctl_crtc(crtc_state);
1069
1070 /* Sizes are 0 based */
1071 src_w--;
1072 src_h--;
1073
1074 keymax = (key->max_value & 0xffffff) | PLANE_KEYMAX_ALPHA(alpha);
1075
1076 keymsk = key->channel_mask & 0x7ffffff;
1077 if (alpha < 0xff)
1078 keymsk |= PLANE_KEYMSK_ALPHA_ENABLE;
1079
1080 /* The scaler will handle the output position */
1081 if (plane_state->scaler_id >= 0) {
1082 crtc_x = 0;
1083 crtc_y = 0;
1084 }
1085
1086 if (aux_plane) {
1087 aux_dist = skl_surf_address(plane_state, aux_plane) - surf_addr;
1088
1089 if (DISPLAY_VER(dev_priv) < 12)
1090 aux_dist |= skl_plane_stride(plane_state, aux_plane);
1091 }
1092
1093 spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
1094
1095 intel_de_write_fw(dev_priv, PLANE_STRIDE(pipe, plane_id), stride);
1096 intel_de_write_fw(dev_priv, PLANE_POS(pipe, plane_id),
1097 (crtc_y << 16) | crtc_x);
1098 intel_de_write_fw(dev_priv, PLANE_SIZE(pipe, plane_id),
1099 (src_h << 16) | src_w);
1100
1101 intel_de_write_fw(dev_priv, PLANE_AUX_DIST(pipe, plane_id), aux_dist);
1102
1103 if (icl_is_hdr_plane(dev_priv, plane_id))
1104 intel_de_write_fw(dev_priv, PLANE_CUS_CTL(pipe, plane_id),
1105 plane_state->cus_ctl);
1106
1107 if (DISPLAY_VER(dev_priv) >= 10)
1108 intel_de_write_fw(dev_priv, PLANE_COLOR_CTL(pipe, plane_id),
1109 plane_color_ctl);
1110
1111 if (fb->format->is_yuv && icl_is_hdr_plane(dev_priv, plane_id))
1112 icl_program_input_csc(plane, crtc_state, plane_state);
1113
1114 if (fb->modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC)
1115 intel_uncore_write64_fw(&dev_priv->uncore,
1116 PLANE_CC_VAL(pipe, plane_id), plane_state->ccval);
1117
1118 skl_write_plane_wm(plane, crtc_state);
1119
1120 intel_de_write_fw(dev_priv, PLANE_KEYVAL(pipe, plane_id),
1121 key->min_value);
1122 intel_de_write_fw(dev_priv, PLANE_KEYMSK(pipe, plane_id), keymsk);
1123 intel_de_write_fw(dev_priv, PLANE_KEYMAX(pipe, plane_id), keymax);
1124
1125 intel_de_write_fw(dev_priv, PLANE_OFFSET(pipe, plane_id),
1126 (y << 16) | x);
1127
1128 if (DISPLAY_VER(dev_priv) < 11)
1129 intel_de_write_fw(dev_priv, PLANE_AUX_OFFSET(pipe, plane_id),
1130 (plane_state->view.color_plane[1].y << 16) |
1131 plane_state->view.color_plane[1].x);
1132
1133 intel_psr2_program_plane_sel_fetch(plane, crtc_state, plane_state, color_plane);
1134
1135 /*
1136 * Enable the scaler before the plane so that we don't
1137 * get a catastrophic underrun even if the two operations
1138 * end up happening in two different frames.
1139 */
1140 if (plane_state->scaler_id >= 0)
1141 skl_program_plane_scaler(plane, crtc_state, plane_state);
1142
1143 /*
1144 * The control register self-arms if the plane was previously
1145 * disabled. Try to make the plane enable atomic by writing
1146 * the control register just before the surface register.
1147 */
1148 intel_de_write_fw(dev_priv, PLANE_CTL(pipe, plane_id), plane_ctl);
1149 plane_surf = intel_plane_ggtt_offset(plane_state) + surf_addr;
1150 plane_color_ctl = intel_de_read_fw(dev_priv, PLANE_COLOR_CTL(pipe, plane_id));
1151
1152 /*
1153 * FIXME: pxp session invalidation can hit any time even at time of commit
1154 * or after the commit, display content will be garbage.
1155 */
1156 if (plane_state->decrypt) {
1157 plane_surf |= PLANE_SURF_DECRYPT;
1158 } else if (plane_state->force_black) {
1159 intel_load_plane_csc_black(plane);
1160 plane_color_ctl |= PLANE_COLOR_PLANE_CSC_ENABLE;
1161 }
1162
1163 intel_de_write_fw(dev_priv, PLANE_COLOR_CTL(pipe, plane_id),
1164 plane_color_ctl);
1165 intel_de_write_fw(dev_priv, PLANE_SURF(pipe, plane_id), plane_surf);
1166
1167 spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags);
1168 }
1169
1170 static void
skl_plane_async_flip(struct intel_plane * plane,const struct intel_crtc_state * crtc_state,const struct intel_plane_state * plane_state,bool async_flip)1171 skl_plane_async_flip(struct intel_plane *plane,
1172 const struct intel_crtc_state *crtc_state,
1173 const struct intel_plane_state *plane_state,
1174 bool async_flip)
1175 {
1176 struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
1177 unsigned long irqflags;
1178 enum plane_id plane_id = plane->id;
1179 enum pipe pipe = plane->pipe;
1180 u32 surf_addr = plane_state->view.color_plane[0].offset;
1181 u32 plane_ctl = plane_state->ctl;
1182
1183 plane_ctl |= skl_plane_ctl_crtc(crtc_state);
1184
1185 if (async_flip)
1186 plane_ctl |= PLANE_CTL_ASYNC_FLIP;
1187
1188 spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
1189
1190 intel_de_write_fw(dev_priv, PLANE_CTL(pipe, plane_id), plane_ctl);
1191 intel_de_write_fw(dev_priv, PLANE_SURF(pipe, plane_id),
1192 intel_plane_ggtt_offset(plane_state) + surf_addr);
1193
1194 spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags);
1195 }
1196
1197 static void
skl_update_plane(struct intel_plane * plane,const struct intel_crtc_state * crtc_state,const struct intel_plane_state * plane_state)1198 skl_update_plane(struct intel_plane *plane,
1199 const struct intel_crtc_state *crtc_state,
1200 const struct intel_plane_state *plane_state)
1201 {
1202 int color_plane = 0;
1203
1204 if (plane_state->planar_linked_plane && !plane_state->planar_slave)
1205 /* Program the UV plane on planar master */
1206 color_plane = 1;
1207
1208 skl_program_plane(plane, crtc_state, plane_state, color_plane);
1209 }
1210
intel_format_is_p01x(u32 format)1211 static bool intel_format_is_p01x(u32 format)
1212 {
1213 switch (format) {
1214 case DRM_FORMAT_P010:
1215 case DRM_FORMAT_P012:
1216 case DRM_FORMAT_P016:
1217 return true;
1218 default:
1219 return false;
1220 }
1221 }
1222
skl_plane_check_fb(const struct intel_crtc_state * crtc_state,const struct intel_plane_state * plane_state)1223 static int skl_plane_check_fb(const struct intel_crtc_state *crtc_state,
1224 const struct intel_plane_state *plane_state)
1225 {
1226 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
1227 struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
1228 const struct drm_framebuffer *fb = plane_state->hw.fb;
1229 unsigned int rotation = plane_state->hw.rotation;
1230
1231 if (!fb)
1232 return 0;
1233
1234 if (rotation & ~(DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180) &&
1235 is_ccs_modifier(fb->modifier)) {
1236 drm_dbg_kms(&dev_priv->drm,
1237 "RC support only with 0/180 degree rotation (%x)\n",
1238 rotation);
1239 return -EINVAL;
1240 }
1241
1242 if (rotation & DRM_MODE_REFLECT_X &&
1243 fb->modifier == DRM_FORMAT_MOD_LINEAR) {
1244 drm_dbg_kms(&dev_priv->drm,
1245 "horizontal flip is not supported with linear surface formats\n");
1246 return -EINVAL;
1247 }
1248
1249 if (drm_rotation_90_or_270(rotation)) {
1250 if (!intel_fb_supports_90_270_rotation(to_intel_framebuffer(fb))) {
1251 drm_dbg_kms(&dev_priv->drm,
1252 "Y/Yf tiling required for 90/270!\n");
1253 return -EINVAL;
1254 }
1255
1256 /*
1257 * 90/270 is not allowed with RGB64 16:16:16:16 and
1258 * Indexed 8-bit. RGB 16-bit 5:6:5 is allowed gen11 onwards.
1259 */
1260 switch (fb->format->format) {
1261 case DRM_FORMAT_RGB565:
1262 if (DISPLAY_VER(dev_priv) >= 11)
1263 break;
1264 fallthrough;
1265 case DRM_FORMAT_C8:
1266 case DRM_FORMAT_XRGB16161616F:
1267 case DRM_FORMAT_XBGR16161616F:
1268 case DRM_FORMAT_ARGB16161616F:
1269 case DRM_FORMAT_ABGR16161616F:
1270 case DRM_FORMAT_Y210:
1271 case DRM_FORMAT_Y212:
1272 case DRM_FORMAT_Y216:
1273 case DRM_FORMAT_XVYU12_16161616:
1274 case DRM_FORMAT_XVYU16161616:
1275 drm_dbg_kms(&dev_priv->drm,
1276 "Unsupported pixel format %p4cc for 90/270!\n",
1277 &fb->format->format);
1278 return -EINVAL;
1279 default:
1280 break;
1281 }
1282 }
1283
1284 /* Y-tiling is not supported in IF-ID Interlace mode */
1285 if (crtc_state->hw.enable &&
1286 crtc_state->hw.adjusted_mode.flags & DRM_MODE_FLAG_INTERLACE &&
1287 (fb->modifier == I915_FORMAT_MOD_Y_TILED ||
1288 fb->modifier == I915_FORMAT_MOD_Yf_TILED ||
1289 fb->modifier == I915_FORMAT_MOD_Y_TILED_CCS ||
1290 fb->modifier == I915_FORMAT_MOD_Yf_TILED_CCS ||
1291 fb->modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS ||
1292 fb->modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS ||
1293 fb->modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC)) {
1294 drm_dbg_kms(&dev_priv->drm,
1295 "Y/Yf tiling not supported in IF-ID mode\n");
1296 return -EINVAL;
1297 }
1298
1299 /* Wa_1606054188:tgl,adl-s */
1300 if ((IS_ALDERLAKE_S(dev_priv) || IS_TIGERLAKE(dev_priv)) &&
1301 plane_state->ckey.flags & I915_SET_COLORKEY_SOURCE &&
1302 intel_format_is_p01x(fb->format->format)) {
1303 drm_dbg_kms(&dev_priv->drm,
1304 "Source color keying not supported with P01x formats\n");
1305 return -EINVAL;
1306 }
1307
1308 return 0;
1309 }
1310
skl_plane_check_dst_coordinates(const struct intel_crtc_state * crtc_state,const struct intel_plane_state * plane_state)1311 static int skl_plane_check_dst_coordinates(const struct intel_crtc_state *crtc_state,
1312 const struct intel_plane_state *plane_state)
1313 {
1314 struct drm_i915_private *dev_priv =
1315 to_i915(plane_state->uapi.plane->dev);
1316 int crtc_x = plane_state->uapi.dst.x1;
1317 int crtc_w = drm_rect_width(&plane_state->uapi.dst);
1318 int pipe_src_w = crtc_state->pipe_src_w;
1319
1320 /*
1321 * Display WA #1175: glk
1322 * Planes other than the cursor may cause FIFO underflow and display
1323 * corruption if starting less than 4 pixels from the right edge of
1324 * the screen.
1325 * Besides the above WA fix the similar problem, where planes other
1326 * than the cursor ending less than 4 pixels from the left edge of the
1327 * screen may cause FIFO underflow and display corruption.
1328 */
1329 if (DISPLAY_VER(dev_priv) == 10 &&
1330 (crtc_x + crtc_w < 4 || crtc_x > pipe_src_w - 4)) {
1331 drm_dbg_kms(&dev_priv->drm,
1332 "requested plane X %s position %d invalid (valid range %d-%d)\n",
1333 crtc_x + crtc_w < 4 ? "end" : "start",
1334 crtc_x + crtc_w < 4 ? crtc_x + crtc_w : crtc_x,
1335 4, pipe_src_w - 4);
1336 return -ERANGE;
1337 }
1338
1339 return 0;
1340 }
1341
skl_plane_check_nv12_rotation(const struct intel_plane_state * plane_state)1342 static int skl_plane_check_nv12_rotation(const struct intel_plane_state *plane_state)
1343 {
1344 const struct drm_framebuffer *fb = plane_state->hw.fb;
1345 unsigned int rotation = plane_state->hw.rotation;
1346 int src_w = drm_rect_width(&plane_state->uapi.src) >> 16;
1347
1348 /* Display WA #1106 */
1349 if (intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier) &&
1350 src_w & 3 &&
1351 (rotation == DRM_MODE_ROTATE_270 ||
1352 rotation == (DRM_MODE_REFLECT_X | DRM_MODE_ROTATE_90))) {
1353 DRM_DEBUG_KMS("src width must be multiple of 4 for rotated planar YUV\n");
1354 return -EINVAL;
1355 }
1356
1357 return 0;
1358 }
1359
skl_plane_max_scale(struct drm_i915_private * dev_priv,const struct drm_framebuffer * fb)1360 static int skl_plane_max_scale(struct drm_i915_private *dev_priv,
1361 const struct drm_framebuffer *fb)
1362 {
1363 /*
1364 * We don't yet know the final source width nor
1365 * whether we can use the HQ scaler mode. Assume
1366 * the best case.
1367 * FIXME need to properly check this later.
1368 */
1369 if (DISPLAY_VER(dev_priv) >= 10 ||
1370 !intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier))
1371 return 0x30000 - 1;
1372 else
1373 return 0x20000 - 1;
1374 }
1375
intel_plane_min_width(struct intel_plane * plane,const struct drm_framebuffer * fb,int color_plane,unsigned int rotation)1376 static int intel_plane_min_width(struct intel_plane *plane,
1377 const struct drm_framebuffer *fb,
1378 int color_plane,
1379 unsigned int rotation)
1380 {
1381 if (plane->min_width)
1382 return plane->min_width(fb, color_plane, rotation);
1383 else
1384 return 1;
1385 }
1386
intel_plane_max_width(struct intel_plane * plane,const struct drm_framebuffer * fb,int color_plane,unsigned int rotation)1387 static int intel_plane_max_width(struct intel_plane *plane,
1388 const struct drm_framebuffer *fb,
1389 int color_plane,
1390 unsigned int rotation)
1391 {
1392 if (plane->max_width)
1393 return plane->max_width(fb, color_plane, rotation);
1394 else
1395 return INT_MAX;
1396 }
1397
intel_plane_max_height(struct intel_plane * plane,const struct drm_framebuffer * fb,int color_plane,unsigned int rotation)1398 static int intel_plane_max_height(struct intel_plane *plane,
1399 const struct drm_framebuffer *fb,
1400 int color_plane,
1401 unsigned int rotation)
1402 {
1403 if (plane->max_height)
1404 return plane->max_height(fb, color_plane, rotation);
1405 else
1406 return INT_MAX;
1407 }
1408
1409 static bool
skl_check_main_ccs_coordinates(struct intel_plane_state * plane_state,int main_x,int main_y,u32 main_offset,int ccs_plane)1410 skl_check_main_ccs_coordinates(struct intel_plane_state *plane_state,
1411 int main_x, int main_y, u32 main_offset,
1412 int ccs_plane)
1413 {
1414 const struct drm_framebuffer *fb = plane_state->hw.fb;
1415 int aux_x = plane_state->view.color_plane[ccs_plane].x;
1416 int aux_y = plane_state->view.color_plane[ccs_plane].y;
1417 u32 aux_offset = plane_state->view.color_plane[ccs_plane].offset;
1418 u32 alignment = intel_surf_alignment(fb, ccs_plane);
1419 int hsub;
1420 int vsub;
1421
1422 intel_fb_plane_get_subsampling(&hsub, &vsub, fb, ccs_plane);
1423 while (aux_offset >= main_offset && aux_y <= main_y) {
1424 int x, y;
1425
1426 if (aux_x == main_x && aux_y == main_y)
1427 break;
1428
1429 if (aux_offset == 0)
1430 break;
1431
1432 x = aux_x / hsub;
1433 y = aux_y / vsub;
1434 aux_offset = intel_plane_adjust_aligned_offset(&x, &y,
1435 plane_state,
1436 ccs_plane,
1437 aux_offset,
1438 aux_offset -
1439 alignment);
1440 aux_x = x * hsub + aux_x % hsub;
1441 aux_y = y * vsub + aux_y % vsub;
1442 }
1443
1444 if (aux_x != main_x || aux_y != main_y)
1445 return false;
1446
1447 plane_state->view.color_plane[ccs_plane].offset = aux_offset;
1448 plane_state->view.color_plane[ccs_plane].x = aux_x;
1449 plane_state->view.color_plane[ccs_plane].y = aux_y;
1450
1451 return true;
1452 }
1453
1454
skl_calc_main_surface_offset(const struct intel_plane_state * plane_state,int * x,int * y,u32 * offset)1455 int skl_calc_main_surface_offset(const struct intel_plane_state *plane_state,
1456 int *x, int *y, u32 *offset)
1457 {
1458 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
1459 struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
1460 const struct drm_framebuffer *fb = plane_state->hw.fb;
1461 const int aux_plane = skl_main_to_aux_plane(fb, 0);
1462 const u32 aux_offset = plane_state->view.color_plane[aux_plane].offset;
1463 const u32 alignment = intel_surf_alignment(fb, 0);
1464 const int w = drm_rect_width(&plane_state->uapi.src) >> 16;
1465
1466 intel_add_fb_offsets(x, y, plane_state, 0);
1467 *offset = intel_plane_compute_aligned_offset(x, y, plane_state, 0);
1468 if (drm_WARN_ON(&dev_priv->drm, alignment && !is_power_of_2(alignment)))
1469 return -EINVAL;
1470
1471 /*
1472 * AUX surface offset is specified as the distance from the
1473 * main surface offset, and it must be non-negative. Make
1474 * sure that is what we will get.
1475 */
1476 if (aux_plane && *offset > aux_offset)
1477 *offset = intel_plane_adjust_aligned_offset(x, y, plane_state, 0,
1478 *offset,
1479 aux_offset & ~(alignment - 1));
1480
1481 /*
1482 * When using an X-tiled surface, the plane blows up
1483 * if the x offset + width exceed the stride.
1484 *
1485 * TODO: linear and Y-tiled seem fine, Yf untested,
1486 */
1487 if (fb->modifier == I915_FORMAT_MOD_X_TILED) {
1488 int cpp = fb->format->cpp[0];
1489
1490 while ((*x + w) * cpp > plane_state->view.color_plane[0].stride) {
1491 if (*offset == 0) {
1492 drm_dbg_kms(&dev_priv->drm,
1493 "Unable to find suitable display surface offset due to X-tiling\n");
1494 return -EINVAL;
1495 }
1496
1497 *offset = intel_plane_adjust_aligned_offset(x, y, plane_state, 0,
1498 *offset,
1499 *offset - alignment);
1500 }
1501 }
1502
1503 return 0;
1504 }
1505
skl_check_main_surface(struct intel_plane_state * plane_state)1506 static int skl_check_main_surface(struct intel_plane_state *plane_state)
1507 {
1508 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
1509 struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
1510 const struct drm_framebuffer *fb = plane_state->hw.fb;
1511 const unsigned int rotation = plane_state->hw.rotation;
1512 int x = plane_state->uapi.src.x1 >> 16;
1513 int y = plane_state->uapi.src.y1 >> 16;
1514 const int w = drm_rect_width(&plane_state->uapi.src) >> 16;
1515 const int h = drm_rect_height(&plane_state->uapi.src) >> 16;
1516 const int min_width = intel_plane_min_width(plane, fb, 0, rotation);
1517 const int max_width = intel_plane_max_width(plane, fb, 0, rotation);
1518 const int max_height = intel_plane_max_height(plane, fb, 0, rotation);
1519 const int aux_plane = skl_main_to_aux_plane(fb, 0);
1520 const u32 alignment = intel_surf_alignment(fb, 0);
1521 u32 offset;
1522 int ret;
1523
1524 if (w > max_width || w < min_width || h > max_height) {
1525 drm_dbg_kms(&dev_priv->drm,
1526 "requested Y/RGB source size %dx%d outside limits (min: %dx1 max: %dx%d)\n",
1527 w, h, min_width, max_width, max_height);
1528 return -EINVAL;
1529 }
1530
1531 ret = skl_calc_main_surface_offset(plane_state, &x, &y, &offset);
1532 if (ret)
1533 return ret;
1534
1535 /*
1536 * CCS AUX surface doesn't have its own x/y offsets, we must make sure
1537 * they match with the main surface x/y offsets.
1538 */
1539 if (is_ccs_modifier(fb->modifier)) {
1540 while (!skl_check_main_ccs_coordinates(plane_state, x, y,
1541 offset, aux_plane)) {
1542 if (offset == 0)
1543 break;
1544
1545 offset = intel_plane_adjust_aligned_offset(&x, &y, plane_state, 0,
1546 offset, offset - alignment);
1547 }
1548
1549 if (x != plane_state->view.color_plane[aux_plane].x ||
1550 y != plane_state->view.color_plane[aux_plane].y) {
1551 drm_dbg_kms(&dev_priv->drm,
1552 "Unable to find suitable display surface offset due to CCS\n");
1553 return -EINVAL;
1554 }
1555 }
1556
1557 if (DISPLAY_VER(dev_priv) >= 13)
1558 drm_WARN_ON(&dev_priv->drm, x > 65535 || y > 65535);
1559 else
1560 drm_WARN_ON(&dev_priv->drm, x > 8191 || y > 8191);
1561
1562 plane_state->view.color_plane[0].offset = offset;
1563 plane_state->view.color_plane[0].x = x;
1564 plane_state->view.color_plane[0].y = y;
1565
1566 /*
1567 * Put the final coordinates back so that the src
1568 * coordinate checks will see the right values.
1569 */
1570 drm_rect_translate_to(&plane_state->uapi.src,
1571 x << 16, y << 16);
1572
1573 return 0;
1574 }
1575
skl_check_nv12_aux_surface(struct intel_plane_state * plane_state)1576 static int skl_check_nv12_aux_surface(struct intel_plane_state *plane_state)
1577 {
1578 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
1579 struct drm_i915_private *i915 = to_i915(plane->base.dev);
1580 const struct drm_framebuffer *fb = plane_state->hw.fb;
1581 unsigned int rotation = plane_state->hw.rotation;
1582 int uv_plane = 1;
1583 int max_width = intel_plane_max_width(plane, fb, uv_plane, rotation);
1584 int max_height = intel_plane_max_height(plane, fb, uv_plane, rotation);
1585 int x = plane_state->uapi.src.x1 >> 17;
1586 int y = plane_state->uapi.src.y1 >> 17;
1587 int w = drm_rect_width(&plane_state->uapi.src) >> 17;
1588 int h = drm_rect_height(&plane_state->uapi.src) >> 17;
1589 u32 offset;
1590
1591 /* FIXME not quite sure how/if these apply to the chroma plane */
1592 if (w > max_width || h > max_height) {
1593 drm_dbg_kms(&i915->drm,
1594 "CbCr source size %dx%d too big (limit %dx%d)\n",
1595 w, h, max_width, max_height);
1596 return -EINVAL;
1597 }
1598
1599 intel_add_fb_offsets(&x, &y, plane_state, uv_plane);
1600 offset = intel_plane_compute_aligned_offset(&x, &y,
1601 plane_state, uv_plane);
1602
1603 if (is_ccs_modifier(fb->modifier)) {
1604 int ccs_plane = main_to_ccs_plane(fb, uv_plane);
1605 u32 aux_offset = plane_state->view.color_plane[ccs_plane].offset;
1606 u32 alignment = intel_surf_alignment(fb, uv_plane);
1607
1608 if (offset > aux_offset)
1609 offset = intel_plane_adjust_aligned_offset(&x, &y,
1610 plane_state,
1611 uv_plane,
1612 offset,
1613 aux_offset & ~(alignment - 1));
1614
1615 while (!skl_check_main_ccs_coordinates(plane_state, x, y,
1616 offset, ccs_plane)) {
1617 if (offset == 0)
1618 break;
1619
1620 offset = intel_plane_adjust_aligned_offset(&x, &y,
1621 plane_state,
1622 uv_plane,
1623 offset, offset - alignment);
1624 }
1625
1626 if (x != plane_state->view.color_plane[ccs_plane].x ||
1627 y != plane_state->view.color_plane[ccs_plane].y) {
1628 drm_dbg_kms(&i915->drm,
1629 "Unable to find suitable display surface offset due to CCS\n");
1630 return -EINVAL;
1631 }
1632 }
1633
1634 if (DISPLAY_VER(i915) >= 13)
1635 drm_WARN_ON(&i915->drm, x > 65535 || y > 65535);
1636 else
1637 drm_WARN_ON(&i915->drm, x > 8191 || y > 8191);
1638
1639 plane_state->view.color_plane[uv_plane].offset = offset;
1640 plane_state->view.color_plane[uv_plane].x = x;
1641 plane_state->view.color_plane[uv_plane].y = y;
1642
1643 return 0;
1644 }
1645
skl_check_ccs_aux_surface(struct intel_plane_state * plane_state)1646 static int skl_check_ccs_aux_surface(struct intel_plane_state *plane_state)
1647 {
1648 const struct drm_framebuffer *fb = plane_state->hw.fb;
1649 int src_x = plane_state->uapi.src.x1 >> 16;
1650 int src_y = plane_state->uapi.src.y1 >> 16;
1651 u32 offset;
1652 int ccs_plane;
1653
1654 for (ccs_plane = 0; ccs_plane < fb->format->num_planes; ccs_plane++) {
1655 int main_hsub, main_vsub;
1656 int hsub, vsub;
1657 int x, y;
1658
1659 if (!is_ccs_plane(fb, ccs_plane) ||
1660 is_gen12_ccs_cc_plane(fb, ccs_plane))
1661 continue;
1662
1663 intel_fb_plane_get_subsampling(&main_hsub, &main_vsub, fb,
1664 skl_ccs_to_main_plane(fb, ccs_plane));
1665 intel_fb_plane_get_subsampling(&hsub, &vsub, fb, ccs_plane);
1666
1667 hsub *= main_hsub;
1668 vsub *= main_vsub;
1669 x = src_x / hsub;
1670 y = src_y / vsub;
1671
1672 intel_add_fb_offsets(&x, &y, plane_state, ccs_plane);
1673
1674 offset = intel_plane_compute_aligned_offset(&x, &y,
1675 plane_state,
1676 ccs_plane);
1677
1678 plane_state->view.color_plane[ccs_plane].offset = offset;
1679 plane_state->view.color_plane[ccs_plane].x = (x * hsub + src_x % hsub) / main_hsub;
1680 plane_state->view.color_plane[ccs_plane].y = (y * vsub + src_y % vsub) / main_vsub;
1681 }
1682
1683 return 0;
1684 }
1685
skl_check_plane_surface(struct intel_plane_state * plane_state)1686 static int skl_check_plane_surface(struct intel_plane_state *plane_state)
1687 {
1688 const struct drm_framebuffer *fb = plane_state->hw.fb;
1689 int ret;
1690
1691 ret = intel_plane_compute_gtt(plane_state);
1692 if (ret)
1693 return ret;
1694
1695 if (!plane_state->uapi.visible)
1696 return 0;
1697
1698 /*
1699 * Handle the AUX surface first since the main surface setup depends on
1700 * it.
1701 */
1702 if (is_ccs_modifier(fb->modifier)) {
1703 ret = skl_check_ccs_aux_surface(plane_state);
1704 if (ret)
1705 return ret;
1706 }
1707
1708 if (intel_format_info_is_yuv_semiplanar(fb->format,
1709 fb->modifier)) {
1710 ret = skl_check_nv12_aux_surface(plane_state);
1711 if (ret)
1712 return ret;
1713 }
1714
1715 ret = skl_check_main_surface(plane_state);
1716 if (ret)
1717 return ret;
1718
1719 return 0;
1720 }
1721
skl_fb_scalable(const struct drm_framebuffer * fb)1722 static bool skl_fb_scalable(const struct drm_framebuffer *fb)
1723 {
1724 if (!fb)
1725 return false;
1726
1727 switch (fb->format->format) {
1728 case DRM_FORMAT_C8:
1729 return false;
1730 case DRM_FORMAT_XRGB16161616F:
1731 case DRM_FORMAT_ARGB16161616F:
1732 case DRM_FORMAT_XBGR16161616F:
1733 case DRM_FORMAT_ABGR16161616F:
1734 return DISPLAY_VER(to_i915(fb->dev)) >= 11;
1735 default:
1736 return true;
1737 }
1738 }
1739
skl_plane_check(struct intel_crtc_state * crtc_state,struct intel_plane_state * plane_state)1740 static int skl_plane_check(struct intel_crtc_state *crtc_state,
1741 struct intel_plane_state *plane_state)
1742 {
1743 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
1744 struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
1745 const struct drm_framebuffer *fb = plane_state->hw.fb;
1746 int min_scale = DRM_PLANE_HELPER_NO_SCALING;
1747 int max_scale = DRM_PLANE_HELPER_NO_SCALING;
1748 int ret;
1749
1750 ret = skl_plane_check_fb(crtc_state, plane_state);
1751 if (ret)
1752 return ret;
1753
1754 /* use scaler when colorkey is not required */
1755 if (!plane_state->ckey.flags && skl_fb_scalable(fb)) {
1756 min_scale = 1;
1757 max_scale = skl_plane_max_scale(dev_priv, fb);
1758 }
1759
1760 ret = intel_atomic_plane_check_clipping(plane_state, crtc_state,
1761 min_scale, max_scale, true);
1762 if (ret)
1763 return ret;
1764
1765 ret = skl_check_plane_surface(plane_state);
1766 if (ret)
1767 return ret;
1768
1769 if (!plane_state->uapi.visible)
1770 return 0;
1771
1772 ret = skl_plane_check_dst_coordinates(crtc_state, plane_state);
1773 if (ret)
1774 return ret;
1775
1776 ret = intel_plane_check_src_coordinates(plane_state);
1777 if (ret)
1778 return ret;
1779
1780 ret = skl_plane_check_nv12_rotation(plane_state);
1781 if (ret)
1782 return ret;
1783
1784 /* HW only has 8 bits pixel precision, disable plane if invisible */
1785 if (!(plane_state->hw.alpha >> 8))
1786 plane_state->uapi.visible = false;
1787
1788 plane_state->ctl = skl_plane_ctl(crtc_state, plane_state);
1789
1790 if (DISPLAY_VER(dev_priv) >= 10)
1791 plane_state->color_ctl = glk_plane_color_ctl(crtc_state,
1792 plane_state);
1793
1794 if (intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier) &&
1795 icl_is_hdr_plane(dev_priv, plane->id))
1796 /* Enable and use MPEG-2 chroma siting */
1797 plane_state->cus_ctl = PLANE_CUS_ENABLE |
1798 PLANE_CUS_HPHASE_0 |
1799 PLANE_CUS_VPHASE_SIGN_NEGATIVE | PLANE_CUS_VPHASE_0_25;
1800 else
1801 plane_state->cus_ctl = 0;
1802
1803 return 0;
1804 }
1805
skl_plane_has_fbc(struct drm_i915_private * dev_priv,enum pipe pipe,enum plane_id plane_id)1806 static bool skl_plane_has_fbc(struct drm_i915_private *dev_priv,
1807 enum pipe pipe, enum plane_id plane_id)
1808 {
1809 if (!HAS_FBC(dev_priv))
1810 return false;
1811
1812 return pipe == PIPE_A && plane_id == PLANE_PRIMARY;
1813 }
1814
skl_plane_has_planar(struct drm_i915_private * dev_priv,enum pipe pipe,enum plane_id plane_id)1815 static bool skl_plane_has_planar(struct drm_i915_private *dev_priv,
1816 enum pipe pipe, enum plane_id plane_id)
1817 {
1818 /* Display WA #0870: skl, bxt */
1819 if (IS_SKYLAKE(dev_priv) || IS_BROXTON(dev_priv))
1820 return false;
1821
1822 if (DISPLAY_VER(dev_priv) == 9 && pipe == PIPE_C)
1823 return false;
1824
1825 if (plane_id != PLANE_PRIMARY && plane_id != PLANE_SPRITE0)
1826 return false;
1827
1828 return true;
1829 }
1830
skl_get_plane_formats(struct drm_i915_private * dev_priv,enum pipe pipe,enum plane_id plane_id,int * num_formats)1831 static const u32 *skl_get_plane_formats(struct drm_i915_private *dev_priv,
1832 enum pipe pipe, enum plane_id plane_id,
1833 int *num_formats)
1834 {
1835 if (skl_plane_has_planar(dev_priv, pipe, plane_id)) {
1836 *num_formats = ARRAY_SIZE(skl_planar_formats);
1837 return skl_planar_formats;
1838 } else {
1839 *num_formats = ARRAY_SIZE(skl_plane_formats);
1840 return skl_plane_formats;
1841 }
1842 }
1843
glk_get_plane_formats(struct drm_i915_private * dev_priv,enum pipe pipe,enum plane_id plane_id,int * num_formats)1844 static const u32 *glk_get_plane_formats(struct drm_i915_private *dev_priv,
1845 enum pipe pipe, enum plane_id plane_id,
1846 int *num_formats)
1847 {
1848 if (skl_plane_has_planar(dev_priv, pipe, plane_id)) {
1849 *num_formats = ARRAY_SIZE(glk_planar_formats);
1850 return glk_planar_formats;
1851 } else {
1852 *num_formats = ARRAY_SIZE(skl_plane_formats);
1853 return skl_plane_formats;
1854 }
1855 }
1856
icl_get_plane_formats(struct drm_i915_private * dev_priv,enum pipe pipe,enum plane_id plane_id,int * num_formats)1857 static const u32 *icl_get_plane_formats(struct drm_i915_private *dev_priv,
1858 enum pipe pipe, enum plane_id plane_id,
1859 int *num_formats)
1860 {
1861 if (icl_is_hdr_plane(dev_priv, plane_id)) {
1862 *num_formats = ARRAY_SIZE(icl_hdr_plane_formats);
1863 return icl_hdr_plane_formats;
1864 } else if (icl_is_nv12_y_plane(dev_priv, plane_id)) {
1865 *num_formats = ARRAY_SIZE(icl_sdr_y_plane_formats);
1866 return icl_sdr_y_plane_formats;
1867 } else {
1868 *num_formats = ARRAY_SIZE(icl_sdr_uv_plane_formats);
1869 return icl_sdr_uv_plane_formats;
1870 }
1871 }
1872
skl_plane_has_ccs(struct drm_i915_private * dev_priv,enum pipe pipe,enum plane_id plane_id)1873 static bool skl_plane_has_ccs(struct drm_i915_private *dev_priv,
1874 enum pipe pipe, enum plane_id plane_id)
1875 {
1876 if (plane_id == PLANE_CURSOR)
1877 return false;
1878
1879 if (DISPLAY_VER(dev_priv) >= 11)
1880 return true;
1881
1882 if (IS_GEMINILAKE(dev_priv))
1883 return pipe != PIPE_C;
1884
1885 return pipe != PIPE_C &&
1886 (plane_id == PLANE_PRIMARY ||
1887 plane_id == PLANE_SPRITE0);
1888 }
1889
skl_plane_format_mod_supported(struct drm_plane * _plane,u32 format,u64 modifier)1890 static bool skl_plane_format_mod_supported(struct drm_plane *_plane,
1891 u32 format, u64 modifier)
1892 {
1893 struct intel_plane *plane = to_intel_plane(_plane);
1894
1895 switch (modifier) {
1896 case DRM_FORMAT_MOD_LINEAR:
1897 case I915_FORMAT_MOD_X_TILED:
1898 case I915_FORMAT_MOD_Y_TILED:
1899 case I915_FORMAT_MOD_Yf_TILED:
1900 break;
1901 case I915_FORMAT_MOD_Y_TILED_CCS:
1902 case I915_FORMAT_MOD_Yf_TILED_CCS:
1903 if (!plane->has_ccs)
1904 return false;
1905 break;
1906 default:
1907 return false;
1908 }
1909
1910 switch (format) {
1911 case DRM_FORMAT_XRGB8888:
1912 case DRM_FORMAT_XBGR8888:
1913 case DRM_FORMAT_ARGB8888:
1914 case DRM_FORMAT_ABGR8888:
1915 if (is_ccs_modifier(modifier))
1916 return true;
1917 fallthrough;
1918 case DRM_FORMAT_RGB565:
1919 case DRM_FORMAT_XRGB2101010:
1920 case DRM_FORMAT_XBGR2101010:
1921 case DRM_FORMAT_ARGB2101010:
1922 case DRM_FORMAT_ABGR2101010:
1923 case DRM_FORMAT_YUYV:
1924 case DRM_FORMAT_YVYU:
1925 case DRM_FORMAT_UYVY:
1926 case DRM_FORMAT_VYUY:
1927 case DRM_FORMAT_NV12:
1928 case DRM_FORMAT_XYUV8888:
1929 case DRM_FORMAT_P010:
1930 case DRM_FORMAT_P012:
1931 case DRM_FORMAT_P016:
1932 case DRM_FORMAT_XVYU2101010:
1933 if (modifier == I915_FORMAT_MOD_Yf_TILED)
1934 return true;
1935 fallthrough;
1936 case DRM_FORMAT_C8:
1937 case DRM_FORMAT_XBGR16161616F:
1938 case DRM_FORMAT_ABGR16161616F:
1939 case DRM_FORMAT_XRGB16161616F:
1940 case DRM_FORMAT_ARGB16161616F:
1941 case DRM_FORMAT_Y210:
1942 case DRM_FORMAT_Y212:
1943 case DRM_FORMAT_Y216:
1944 case DRM_FORMAT_XVYU12_16161616:
1945 case DRM_FORMAT_XVYU16161616:
1946 if (modifier == DRM_FORMAT_MOD_LINEAR ||
1947 modifier == I915_FORMAT_MOD_X_TILED ||
1948 modifier == I915_FORMAT_MOD_Y_TILED)
1949 return true;
1950 fallthrough;
1951 default:
1952 return false;
1953 }
1954 }
1955
gen12_plane_supports_mc_ccs(struct drm_i915_private * dev_priv,enum plane_id plane_id)1956 static bool gen12_plane_supports_mc_ccs(struct drm_i915_private *dev_priv,
1957 enum plane_id plane_id)
1958 {
1959 /* Wa_14010477008:tgl[a0..c0],rkl[all],dg1[all] */
1960 if (IS_DG1(dev_priv) || IS_ROCKETLAKE(dev_priv) ||
1961 IS_TGL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_D0))
1962 return false;
1963
1964 /* Wa_22011186057 */
1965 if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0))
1966 return false;
1967
1968 return plane_id < PLANE_SPRITE4;
1969 }
1970
gen12_plane_format_mod_supported(struct drm_plane * _plane,u32 format,u64 modifier)1971 static bool gen12_plane_format_mod_supported(struct drm_plane *_plane,
1972 u32 format, u64 modifier)
1973 {
1974 struct drm_i915_private *dev_priv = to_i915(_plane->dev);
1975 struct intel_plane *plane = to_intel_plane(_plane);
1976
1977 switch (modifier) {
1978 case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS:
1979 if (!gen12_plane_supports_mc_ccs(dev_priv, plane->id))
1980 return false;
1981 fallthrough;
1982 case DRM_FORMAT_MOD_LINEAR:
1983 case I915_FORMAT_MOD_X_TILED:
1984 case I915_FORMAT_MOD_Y_TILED:
1985 break;
1986 case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS:
1987 case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC:
1988 /* Wa_22011186057 */
1989 if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0))
1990 return false;
1991 break;
1992 default:
1993 return false;
1994 }
1995
1996 switch (format) {
1997 case DRM_FORMAT_XRGB8888:
1998 case DRM_FORMAT_XBGR8888:
1999 case DRM_FORMAT_ARGB8888:
2000 case DRM_FORMAT_ABGR8888:
2001 if (is_ccs_modifier(modifier))
2002 return true;
2003 fallthrough;
2004 case DRM_FORMAT_YUYV:
2005 case DRM_FORMAT_YVYU:
2006 case DRM_FORMAT_UYVY:
2007 case DRM_FORMAT_VYUY:
2008 case DRM_FORMAT_NV12:
2009 case DRM_FORMAT_XYUV8888:
2010 case DRM_FORMAT_P010:
2011 case DRM_FORMAT_P012:
2012 case DRM_FORMAT_P016:
2013 if (modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS)
2014 return true;
2015 fallthrough;
2016 case DRM_FORMAT_RGB565:
2017 case DRM_FORMAT_XRGB2101010:
2018 case DRM_FORMAT_XBGR2101010:
2019 case DRM_FORMAT_ARGB2101010:
2020 case DRM_FORMAT_ABGR2101010:
2021 case DRM_FORMAT_XVYU2101010:
2022 case DRM_FORMAT_C8:
2023 case DRM_FORMAT_XBGR16161616F:
2024 case DRM_FORMAT_ABGR16161616F:
2025 case DRM_FORMAT_XRGB16161616F:
2026 case DRM_FORMAT_ARGB16161616F:
2027 case DRM_FORMAT_Y210:
2028 case DRM_FORMAT_Y212:
2029 case DRM_FORMAT_Y216:
2030 case DRM_FORMAT_XVYU12_16161616:
2031 case DRM_FORMAT_XVYU16161616:
2032 if (modifier == DRM_FORMAT_MOD_LINEAR ||
2033 modifier == I915_FORMAT_MOD_X_TILED ||
2034 modifier == I915_FORMAT_MOD_Y_TILED)
2035 return true;
2036 fallthrough;
2037 default:
2038 return false;
2039 }
2040 }
2041
gen12_get_plane_modifiers(struct drm_i915_private * dev_priv,enum plane_id plane_id)2042 static const u64 *gen12_get_plane_modifiers(struct drm_i915_private *dev_priv,
2043 enum plane_id plane_id)
2044 {
2045 /* Wa_22011186057 */
2046 if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0))
2047 return adlp_step_a_plane_format_modifiers;
2048 else if (gen12_plane_supports_mc_ccs(dev_priv, plane_id))
2049 return gen12_plane_format_modifiers_mc_ccs;
2050 else
2051 return gen12_plane_format_modifiers_rc_ccs;
2052 }
2053
2054 static const struct drm_plane_funcs skl_plane_funcs = {
2055 .update_plane = drm_atomic_helper_update_plane,
2056 .disable_plane = drm_atomic_helper_disable_plane,
2057 .destroy = intel_plane_destroy,
2058 .atomic_duplicate_state = intel_plane_duplicate_state,
2059 .atomic_destroy_state = intel_plane_destroy_state,
2060 .format_mod_supported = skl_plane_format_mod_supported,
2061 };
2062
2063 static const struct drm_plane_funcs gen12_plane_funcs = {
2064 .update_plane = drm_atomic_helper_update_plane,
2065 .disable_plane = drm_atomic_helper_disable_plane,
2066 .destroy = intel_plane_destroy,
2067 .atomic_duplicate_state = intel_plane_duplicate_state,
2068 .atomic_destroy_state = intel_plane_destroy_state,
2069 .format_mod_supported = gen12_plane_format_mod_supported,
2070 };
2071
2072 static void
skl_plane_enable_flip_done(struct intel_plane * plane)2073 skl_plane_enable_flip_done(struct intel_plane *plane)
2074 {
2075 struct drm_i915_private *i915 = to_i915(plane->base.dev);
2076 enum pipe pipe = plane->pipe;
2077
2078 spin_lock_irq(&i915->irq_lock);
2079 bdw_enable_pipe_irq(i915, pipe, GEN9_PIPE_PLANE_FLIP_DONE(plane->id));
2080 spin_unlock_irq(&i915->irq_lock);
2081 }
2082
2083 static void
skl_plane_disable_flip_done(struct intel_plane * plane)2084 skl_plane_disable_flip_done(struct intel_plane *plane)
2085 {
2086 struct drm_i915_private *i915 = to_i915(plane->base.dev);
2087 enum pipe pipe = plane->pipe;
2088
2089 spin_lock_irq(&i915->irq_lock);
2090 bdw_disable_pipe_irq(i915, pipe, GEN9_PIPE_PLANE_FLIP_DONE(plane->id));
2091 spin_unlock_irq(&i915->irq_lock);
2092 }
2093
2094 struct intel_plane *
skl_universal_plane_create(struct drm_i915_private * dev_priv,enum pipe pipe,enum plane_id plane_id)2095 skl_universal_plane_create(struct drm_i915_private *dev_priv,
2096 enum pipe pipe, enum plane_id plane_id)
2097 {
2098 const struct drm_plane_funcs *plane_funcs;
2099 struct intel_plane *plane;
2100 enum drm_plane_type plane_type;
2101 unsigned int supported_rotations;
2102 unsigned int supported_csc;
2103 const u64 *modifiers;
2104 const u32 *formats;
2105 int num_formats;
2106 int ret;
2107
2108 plane = intel_plane_alloc();
2109 if (IS_ERR(plane))
2110 return plane;
2111
2112 plane->pipe = pipe;
2113 plane->id = plane_id;
2114 plane->frontbuffer_bit = INTEL_FRONTBUFFER(pipe, plane_id);
2115
2116 plane->has_fbc = skl_plane_has_fbc(dev_priv, pipe, plane_id);
2117 if (plane->has_fbc) {
2118 struct intel_fbc *fbc = &dev_priv->fbc;
2119
2120 fbc->possible_framebuffer_bits |= plane->frontbuffer_bit;
2121 }
2122
2123 if (DISPLAY_VER(dev_priv) >= 11) {
2124 plane->min_width = icl_plane_min_width;
2125 plane->max_width = icl_plane_max_width;
2126 plane->max_height = icl_plane_max_height;
2127 plane->min_cdclk = icl_plane_min_cdclk;
2128 } else if (DISPLAY_VER(dev_priv) >= 10) {
2129 plane->max_width = glk_plane_max_width;
2130 plane->max_height = skl_plane_max_height;
2131 plane->min_cdclk = glk_plane_min_cdclk;
2132 } else {
2133 plane->max_width = skl_plane_max_width;
2134 plane->max_height = skl_plane_max_height;
2135 plane->min_cdclk = skl_plane_min_cdclk;
2136 }
2137
2138 plane->max_stride = skl_plane_max_stride;
2139 plane->update_plane = skl_update_plane;
2140 plane->disable_plane = skl_disable_plane;
2141 plane->get_hw_state = skl_plane_get_hw_state;
2142 plane->check_plane = skl_plane_check;
2143
2144 if (plane_id == PLANE_PRIMARY) {
2145 plane->need_async_flip_disable_wa = IS_DISPLAY_VER(dev_priv,
2146 9, 10);
2147 plane->async_flip = skl_plane_async_flip;
2148 plane->enable_flip_done = skl_plane_enable_flip_done;
2149 plane->disable_flip_done = skl_plane_disable_flip_done;
2150 }
2151
2152 if (DISPLAY_VER(dev_priv) >= 11)
2153 formats = icl_get_plane_formats(dev_priv, pipe,
2154 plane_id, &num_formats);
2155 else if (DISPLAY_VER(dev_priv) >= 10)
2156 formats = glk_get_plane_formats(dev_priv, pipe,
2157 plane_id, &num_formats);
2158 else
2159 formats = skl_get_plane_formats(dev_priv, pipe,
2160 plane_id, &num_formats);
2161
2162 plane->has_ccs = skl_plane_has_ccs(dev_priv, pipe, plane_id);
2163 if (DISPLAY_VER(dev_priv) >= 12) {
2164 modifiers = gen12_get_plane_modifiers(dev_priv, plane_id);
2165 plane_funcs = &gen12_plane_funcs;
2166 } else {
2167 if (plane->has_ccs)
2168 modifiers = skl_plane_format_modifiers_ccs;
2169 else
2170 modifiers = skl_plane_format_modifiers_noccs;
2171 plane_funcs = &skl_plane_funcs;
2172 }
2173
2174 if (plane_id == PLANE_PRIMARY)
2175 plane_type = DRM_PLANE_TYPE_PRIMARY;
2176 else
2177 plane_type = DRM_PLANE_TYPE_OVERLAY;
2178
2179 ret = drm_universal_plane_init(&dev_priv->drm, &plane->base,
2180 0, plane_funcs,
2181 formats, num_formats, modifiers,
2182 plane_type,
2183 "plane %d%c", plane_id + 1,
2184 pipe_name(pipe));
2185 if (ret)
2186 goto fail;
2187
2188 if (DISPLAY_VER(dev_priv) >= 13)
2189 supported_rotations = DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180;
2190 else
2191 supported_rotations =
2192 DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_90 |
2193 DRM_MODE_ROTATE_180 | DRM_MODE_ROTATE_270;
2194
2195 if (DISPLAY_VER(dev_priv) >= 11)
2196 supported_rotations |= DRM_MODE_REFLECT_X;
2197
2198 drm_plane_create_rotation_property(&plane->base,
2199 DRM_MODE_ROTATE_0,
2200 supported_rotations);
2201
2202 supported_csc = BIT(DRM_COLOR_YCBCR_BT601) | BIT(DRM_COLOR_YCBCR_BT709);
2203
2204 if (DISPLAY_VER(dev_priv) >= 10)
2205 supported_csc |= BIT(DRM_COLOR_YCBCR_BT2020);
2206
2207 drm_plane_create_color_properties(&plane->base,
2208 supported_csc,
2209 BIT(DRM_COLOR_YCBCR_LIMITED_RANGE) |
2210 BIT(DRM_COLOR_YCBCR_FULL_RANGE),
2211 DRM_COLOR_YCBCR_BT709,
2212 DRM_COLOR_YCBCR_LIMITED_RANGE);
2213
2214 drm_plane_create_alpha_property(&plane->base);
2215 drm_plane_create_blend_mode_property(&plane->base,
2216 BIT(DRM_MODE_BLEND_PIXEL_NONE) |
2217 BIT(DRM_MODE_BLEND_PREMULTI) |
2218 BIT(DRM_MODE_BLEND_COVERAGE));
2219
2220 drm_plane_create_zpos_immutable_property(&plane->base, plane_id);
2221
2222 if (DISPLAY_VER(dev_priv) >= 12)
2223 drm_plane_enable_fb_damage_clips(&plane->base);
2224
2225 if (DISPLAY_VER(dev_priv) >= 11)
2226 drm_plane_create_scaling_filter_property(&plane->base,
2227 BIT(DRM_SCALING_FILTER_DEFAULT) |
2228 BIT(DRM_SCALING_FILTER_NEAREST_NEIGHBOR));
2229
2230 intel_plane_helper_add(plane);
2231
2232 return plane;
2233
2234 fail:
2235 intel_plane_free(plane);
2236
2237 return ERR_PTR(ret);
2238 }
2239
2240 void
skl_get_initial_plane_config(struct intel_crtc * crtc,struct intel_initial_plane_config * plane_config)2241 skl_get_initial_plane_config(struct intel_crtc *crtc,
2242 struct intel_initial_plane_config *plane_config)
2243 {
2244 struct intel_crtc_state *crtc_state = to_intel_crtc_state(crtc->base.state);
2245 struct drm_device *dev = crtc->base.dev;
2246 struct drm_i915_private *dev_priv = to_i915(dev);
2247 struct intel_plane *plane = to_intel_plane(crtc->base.primary);
2248 enum plane_id plane_id = plane->id;
2249 enum pipe pipe;
2250 u32 val, base, offset, stride_mult, tiling, alpha;
2251 int fourcc, pixel_format;
2252 unsigned int aligned_height;
2253 struct drm_framebuffer *fb;
2254 struct intel_framebuffer *intel_fb;
2255
2256 if (!plane->get_hw_state(plane, &pipe))
2257 return;
2258
2259 drm_WARN_ON(dev, pipe != crtc->pipe);
2260
2261 if (crtc_state->bigjoiner) {
2262 drm_dbg_kms(&dev_priv->drm,
2263 "Unsupported bigjoiner configuration for initial FB\n");
2264 return;
2265 }
2266
2267 intel_fb = kzalloc(sizeof(*intel_fb), GFP_KERNEL);
2268 if (!intel_fb) {
2269 drm_dbg_kms(&dev_priv->drm, "failed to alloc fb\n");
2270 return;
2271 }
2272
2273 fb = &intel_fb->base;
2274
2275 fb->dev = dev;
2276
2277 val = intel_de_read(dev_priv, PLANE_CTL(pipe, plane_id));
2278
2279 if (DISPLAY_VER(dev_priv) >= 11)
2280 pixel_format = val & ICL_PLANE_CTL_FORMAT_MASK;
2281 else
2282 pixel_format = val & PLANE_CTL_FORMAT_MASK;
2283
2284 if (DISPLAY_VER(dev_priv) >= 10) {
2285 alpha = intel_de_read(dev_priv,
2286 PLANE_COLOR_CTL(pipe, plane_id));
2287 alpha &= PLANE_COLOR_ALPHA_MASK;
2288 } else {
2289 alpha = val & PLANE_CTL_ALPHA_MASK;
2290 }
2291
2292 fourcc = skl_format_to_fourcc(pixel_format,
2293 val & PLANE_CTL_ORDER_RGBX, alpha);
2294 fb->format = drm_format_info(fourcc);
2295
2296 tiling = val & PLANE_CTL_TILED_MASK;
2297 switch (tiling) {
2298 case PLANE_CTL_TILED_LINEAR:
2299 fb->modifier = DRM_FORMAT_MOD_LINEAR;
2300 break;
2301 case PLANE_CTL_TILED_X:
2302 plane_config->tiling = I915_TILING_X;
2303 fb->modifier = I915_FORMAT_MOD_X_TILED;
2304 break;
2305 case PLANE_CTL_TILED_Y:
2306 plane_config->tiling = I915_TILING_Y;
2307 if (val & PLANE_CTL_RENDER_DECOMPRESSION_ENABLE)
2308 fb->modifier = DISPLAY_VER(dev_priv) >= 12 ?
2309 I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS :
2310 I915_FORMAT_MOD_Y_TILED_CCS;
2311 else if (val & PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE)
2312 fb->modifier = I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS;
2313 else
2314 fb->modifier = I915_FORMAT_MOD_Y_TILED;
2315 break;
2316 case PLANE_CTL_TILED_YF:
2317 if (val & PLANE_CTL_RENDER_DECOMPRESSION_ENABLE)
2318 fb->modifier = I915_FORMAT_MOD_Yf_TILED_CCS;
2319 else
2320 fb->modifier = I915_FORMAT_MOD_Yf_TILED;
2321 break;
2322 default:
2323 MISSING_CASE(tiling);
2324 goto error;
2325 }
2326
2327 /*
2328 * DRM_MODE_ROTATE_ is counter clockwise to stay compatible with Xrandr
2329 * while i915 HW rotation is clockwise, thats why this swapping.
2330 */
2331 switch (val & PLANE_CTL_ROTATE_MASK) {
2332 case PLANE_CTL_ROTATE_0:
2333 plane_config->rotation = DRM_MODE_ROTATE_0;
2334 break;
2335 case PLANE_CTL_ROTATE_90:
2336 plane_config->rotation = DRM_MODE_ROTATE_270;
2337 break;
2338 case PLANE_CTL_ROTATE_180:
2339 plane_config->rotation = DRM_MODE_ROTATE_180;
2340 break;
2341 case PLANE_CTL_ROTATE_270:
2342 plane_config->rotation = DRM_MODE_ROTATE_90;
2343 break;
2344 }
2345
2346 if (DISPLAY_VER(dev_priv) >= 11 && val & PLANE_CTL_FLIP_HORIZONTAL)
2347 plane_config->rotation |= DRM_MODE_REFLECT_X;
2348
2349 /* 90/270 degree rotation would require extra work */
2350 if (drm_rotation_90_or_270(plane_config->rotation))
2351 goto error;
2352
2353 base = intel_de_read(dev_priv, PLANE_SURF(pipe, plane_id)) & 0xfffff000;
2354 plane_config->base = base;
2355
2356 offset = intel_de_read(dev_priv, PLANE_OFFSET(pipe, plane_id));
2357
2358 val = intel_de_read(dev_priv, PLANE_SIZE(pipe, plane_id));
2359 fb->height = ((val >> 16) & 0xffff) + 1;
2360 fb->width = ((val >> 0) & 0xffff) + 1;
2361
2362 val = intel_de_read(dev_priv, PLANE_STRIDE(pipe, plane_id));
2363 stride_mult = skl_plane_stride_mult(fb, 0, DRM_MODE_ROTATE_0);
2364
2365 if (DISPLAY_VER(dev_priv) >= 13)
2366 fb->pitches[0] = (val & PLANE_STRIDE_MASK_XELPD) * stride_mult;
2367 else
2368 fb->pitches[0] = (val & PLANE_STRIDE_MASK) * stride_mult;
2369
2370 aligned_height = intel_fb_align_height(fb, 0, fb->height);
2371
2372 plane_config->size = fb->pitches[0] * aligned_height;
2373
2374 drm_dbg_kms(&dev_priv->drm,
2375 "%s/%s with fb: size=%dx%d@%d, offset=%x, pitch %d, size 0x%x\n",
2376 crtc->base.name, plane->base.name, fb->width, fb->height,
2377 fb->format->cpp[0] * 8, base, fb->pitches[0],
2378 plane_config->size);
2379
2380 plane_config->fb = intel_fb;
2381 return;
2382
2383 error:
2384 kfree(intel_fb);
2385 }
2386