2 * Copyright © 2011 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 * Jesse Barnes <jbarnes@virtuousgeek.org>
26 * New plane/sprite handling.
28 * The older chips had a separate interface for programming plane related
29 * registers; newer ones are much simpler and we can use the new DRM plane
33 #include <drm/drm_crtc.h>
34 #include <drm/drm_fourcc.h>
35 #include <drm/drm_rect.h>
36 #include "intel_drv.h"
37 #include <drm/i915_drm.h>
41 vlv_update_plane(struct drm_plane *dplane, struct drm_crtc *crtc,
42 struct drm_framebuffer *fb,
43 struct drm_i915_gem_object *obj, int crtc_x, int crtc_y,
44 unsigned int crtc_w, unsigned int crtc_h,
45 uint32_t x, uint32_t y,
46 uint32_t src_w, uint32_t src_h)
48 struct drm_device *dev = dplane->dev;
49 struct drm_i915_private *dev_priv = dev->dev_private;
50 struct intel_plane *intel_plane = to_intel_plane(dplane);
51 int pipe = intel_plane->pipe;
52 int plane = intel_plane->plane;
54 unsigned long sprsurf_offset, linear_offset;
55 int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
57 sprctl = I915_READ(SPCNTR(pipe, plane));
59 /* Mask out pixel format bits in case we change it */
60 sprctl &= ~SP_PIXFORMAT_MASK;
61 sprctl &= ~SP_YUV_BYTE_ORDER_MASK;
64 switch (fb->pixel_format) {
66 sprctl |= SP_FORMAT_YUV422 | SP_YUV_ORDER_YUYV;
69 sprctl |= SP_FORMAT_YUV422 | SP_YUV_ORDER_YVYU;
72 sprctl |= SP_FORMAT_YUV422 | SP_YUV_ORDER_UYVY;
75 sprctl |= SP_FORMAT_YUV422 | SP_YUV_ORDER_VYUY;
77 case DRM_FORMAT_RGB565:
78 sprctl |= SP_FORMAT_BGR565;
80 case DRM_FORMAT_XRGB8888:
81 sprctl |= SP_FORMAT_BGRX8888;
83 case DRM_FORMAT_ARGB8888:
84 sprctl |= SP_FORMAT_BGRA8888;
86 case DRM_FORMAT_XBGR2101010:
87 sprctl |= SP_FORMAT_RGBX1010102;
89 case DRM_FORMAT_ABGR2101010:
90 sprctl |= SP_FORMAT_RGBA1010102;
92 case DRM_FORMAT_XBGR8888:
93 sprctl |= SP_FORMAT_RGBX8888;
95 case DRM_FORMAT_ABGR8888:
96 sprctl |= SP_FORMAT_RGBA8888;
100 * If we get here one of the upper layers failed to filter
101 * out the unsupported plane formats
108 * Enable gamma to match primary/cursor plane behaviour.
109 * FIXME should be user controllable via propertiesa.
111 sprctl |= SP_GAMMA_ENABLE;
113 if (obj->tiling_mode != I915_TILING_NONE)
118 intel_update_sprite_watermarks(dplane, crtc, src_w, pixel_size, true,
119 src_w != crtc_w || src_h != crtc_h);
121 /* Sizes are 0 based */
127 linear_offset = y * fb->pitches[0] + x * pixel_size;
128 sprsurf_offset = intel_gen4_compute_page_offset(&x, &y,
132 linear_offset -= sprsurf_offset;
134 I915_WRITE(SPSTRIDE(pipe, plane), fb->pitches[0]);
135 I915_WRITE(SPPOS(pipe, plane), (crtc_y << 16) | crtc_x);
137 if (obj->tiling_mode != I915_TILING_NONE)
138 I915_WRITE(SPTILEOFF(pipe, plane), (y << 16) | x);
140 I915_WRITE(SPLINOFF(pipe, plane), linear_offset);
142 I915_WRITE(SPSIZE(pipe, plane), (crtc_h << 16) | crtc_w);
143 I915_WRITE(SPCNTR(pipe, plane), sprctl);
144 I915_WRITE(SPSURF(pipe, plane), i915_gem_obj_ggtt_offset(obj) +
146 POSTING_READ(SPSURF(pipe, plane));
150 vlv_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc)
152 struct drm_device *dev = dplane->dev;
153 struct drm_i915_private *dev_priv = dev->dev_private;
154 struct intel_plane *intel_plane = to_intel_plane(dplane);
155 int pipe = intel_plane->pipe;
156 int plane = intel_plane->plane;
158 I915_WRITE(SPCNTR(pipe, plane), I915_READ(SPCNTR(pipe, plane)) &
160 /* Activate double buffered register update */
161 I915_WRITE(SPSURF(pipe, plane), 0);
162 POSTING_READ(SPSURF(pipe, plane));
164 intel_update_sprite_watermarks(dplane, crtc, 0, 0, false, false);
168 vlv_update_colorkey(struct drm_plane *dplane,
169 struct drm_intel_sprite_colorkey *key)
171 struct drm_device *dev = dplane->dev;
172 struct drm_i915_private *dev_priv = dev->dev_private;
173 struct intel_plane *intel_plane = to_intel_plane(dplane);
174 int pipe = intel_plane->pipe;
175 int plane = intel_plane->plane;
178 if (key->flags & I915_SET_COLORKEY_DESTINATION)
181 I915_WRITE(SPKEYMINVAL(pipe, plane), key->min_value);
182 I915_WRITE(SPKEYMAXVAL(pipe, plane), key->max_value);
183 I915_WRITE(SPKEYMSK(pipe, plane), key->channel_mask);
185 sprctl = I915_READ(SPCNTR(pipe, plane));
186 sprctl &= ~SP_SOURCE_KEY;
187 if (key->flags & I915_SET_COLORKEY_SOURCE)
188 sprctl |= SP_SOURCE_KEY;
189 I915_WRITE(SPCNTR(pipe, plane), sprctl);
191 POSTING_READ(SPKEYMSK(pipe, plane));
197 vlv_get_colorkey(struct drm_plane *dplane,
198 struct drm_intel_sprite_colorkey *key)
200 struct drm_device *dev = dplane->dev;
201 struct drm_i915_private *dev_priv = dev->dev_private;
202 struct intel_plane *intel_plane = to_intel_plane(dplane);
203 int pipe = intel_plane->pipe;
204 int plane = intel_plane->plane;
207 key->min_value = I915_READ(SPKEYMINVAL(pipe, plane));
208 key->max_value = I915_READ(SPKEYMAXVAL(pipe, plane));
209 key->channel_mask = I915_READ(SPKEYMSK(pipe, plane));
211 sprctl = I915_READ(SPCNTR(pipe, plane));
212 if (sprctl & SP_SOURCE_KEY)
213 key->flags = I915_SET_COLORKEY_SOURCE;
215 key->flags = I915_SET_COLORKEY_NONE;
219 ivb_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
220 struct drm_framebuffer *fb,
221 struct drm_i915_gem_object *obj, int crtc_x, int crtc_y,
222 unsigned int crtc_w, unsigned int crtc_h,
223 uint32_t x, uint32_t y,
224 uint32_t src_w, uint32_t src_h)
226 struct drm_device *dev = plane->dev;
227 struct drm_i915_private *dev_priv = dev->dev_private;
228 struct intel_plane *intel_plane = to_intel_plane(plane);
229 int pipe = intel_plane->pipe;
230 u32 sprctl, sprscale = 0;
231 unsigned long sprsurf_offset, linear_offset;
232 int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
234 sprctl = I915_READ(SPRCTL(pipe));
236 /* Mask out pixel format bits in case we change it */
237 sprctl &= ~SPRITE_PIXFORMAT_MASK;
238 sprctl &= ~SPRITE_RGB_ORDER_RGBX;
239 sprctl &= ~SPRITE_YUV_BYTE_ORDER_MASK;
240 sprctl &= ~SPRITE_TILED;
242 switch (fb->pixel_format) {
243 case DRM_FORMAT_XBGR8888:
244 sprctl |= SPRITE_FORMAT_RGBX888 | SPRITE_RGB_ORDER_RGBX;
246 case DRM_FORMAT_XRGB8888:
247 sprctl |= SPRITE_FORMAT_RGBX888;
249 case DRM_FORMAT_YUYV:
250 sprctl |= SPRITE_FORMAT_YUV422 | SPRITE_YUV_ORDER_YUYV;
252 case DRM_FORMAT_YVYU:
253 sprctl |= SPRITE_FORMAT_YUV422 | SPRITE_YUV_ORDER_YVYU;
255 case DRM_FORMAT_UYVY:
256 sprctl |= SPRITE_FORMAT_YUV422 | SPRITE_YUV_ORDER_UYVY;
258 case DRM_FORMAT_VYUY:
259 sprctl |= SPRITE_FORMAT_YUV422 | SPRITE_YUV_ORDER_VYUY;
266 * Enable gamma to match primary/cursor plane behaviour.
267 * FIXME should be user controllable via propertiesa.
269 sprctl |= SPRITE_GAMMA_ENABLE;
271 if (obj->tiling_mode != I915_TILING_NONE)
272 sprctl |= SPRITE_TILED;
274 if (IS_HASWELL(dev) || IS_BROADWELL(dev))
275 sprctl &= ~SPRITE_TRICKLE_FEED_DISABLE;
277 sprctl |= SPRITE_TRICKLE_FEED_DISABLE;
279 sprctl |= SPRITE_ENABLE;
281 if (IS_HASWELL(dev) || IS_BROADWELL(dev))
282 sprctl |= SPRITE_PIPE_CSC_ENABLE;
284 intel_update_sprite_watermarks(plane, crtc, src_w, pixel_size, true,
285 src_w != crtc_w || src_h != crtc_h);
287 /* Sizes are 0 based */
293 if (crtc_w != src_w || crtc_h != src_h)
294 sprscale = SPRITE_SCALE_ENABLE | (src_w << 16) | src_h;
296 linear_offset = y * fb->pitches[0] + x * pixel_size;
298 intel_gen4_compute_page_offset(&x, &y, obj->tiling_mode,
299 pixel_size, fb->pitches[0]);
300 linear_offset -= sprsurf_offset;
302 I915_WRITE(SPRSTRIDE(pipe), fb->pitches[0]);
303 I915_WRITE(SPRPOS(pipe), (crtc_y << 16) | crtc_x);
305 /* HSW consolidates SPRTILEOFF and SPRLINOFF into a single SPROFFSET
307 if (IS_HASWELL(dev) || IS_BROADWELL(dev))
308 I915_WRITE(SPROFFSET(pipe), (y << 16) | x);
309 else if (obj->tiling_mode != I915_TILING_NONE)
310 I915_WRITE(SPRTILEOFF(pipe), (y << 16) | x);
312 I915_WRITE(SPRLINOFF(pipe), linear_offset);
314 I915_WRITE(SPRSIZE(pipe), (crtc_h << 16) | crtc_w);
315 if (intel_plane->can_scale)
316 I915_WRITE(SPRSCALE(pipe), sprscale);
317 I915_WRITE(SPRCTL(pipe), sprctl);
318 I915_WRITE(SPRSURF(pipe),
319 i915_gem_obj_ggtt_offset(obj) + sprsurf_offset);
320 POSTING_READ(SPRSURF(pipe));
324 ivb_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc)
326 struct drm_device *dev = plane->dev;
327 struct drm_i915_private *dev_priv = dev->dev_private;
328 struct intel_plane *intel_plane = to_intel_plane(plane);
329 int pipe = intel_plane->pipe;
331 I915_WRITE(SPRCTL(pipe), I915_READ(SPRCTL(pipe)) & ~SPRITE_ENABLE);
332 /* Can't leave the scaler enabled... */
333 if (intel_plane->can_scale)
334 I915_WRITE(SPRSCALE(pipe), 0);
335 /* Activate double buffered register update */
336 I915_WRITE(SPRSURF(pipe), 0);
337 POSTING_READ(SPRSURF(pipe));
340 * Avoid underruns when disabling the sprite.
341 * FIXME remove once watermark updates are done properly.
343 intel_wait_for_vblank(dev, pipe);
345 intel_update_sprite_watermarks(plane, crtc, 0, 0, false, false);
349 ivb_update_colorkey(struct drm_plane *plane,
350 struct drm_intel_sprite_colorkey *key)
352 struct drm_device *dev = plane->dev;
353 struct drm_i915_private *dev_priv = dev->dev_private;
354 struct intel_plane *intel_plane;
358 intel_plane = to_intel_plane(plane);
360 I915_WRITE(SPRKEYVAL(intel_plane->pipe), key->min_value);
361 I915_WRITE(SPRKEYMAX(intel_plane->pipe), key->max_value);
362 I915_WRITE(SPRKEYMSK(intel_plane->pipe), key->channel_mask);
364 sprctl = I915_READ(SPRCTL(intel_plane->pipe));
365 sprctl &= ~(SPRITE_SOURCE_KEY | SPRITE_DEST_KEY);
366 if (key->flags & I915_SET_COLORKEY_DESTINATION)
367 sprctl |= SPRITE_DEST_KEY;
368 else if (key->flags & I915_SET_COLORKEY_SOURCE)
369 sprctl |= SPRITE_SOURCE_KEY;
370 I915_WRITE(SPRCTL(intel_plane->pipe), sprctl);
372 POSTING_READ(SPRKEYMSK(intel_plane->pipe));
378 ivb_get_colorkey(struct drm_plane *plane, struct drm_intel_sprite_colorkey *key)
380 struct drm_device *dev = plane->dev;
381 struct drm_i915_private *dev_priv = dev->dev_private;
382 struct intel_plane *intel_plane;
385 intel_plane = to_intel_plane(plane);
387 key->min_value = I915_READ(SPRKEYVAL(intel_plane->pipe));
388 key->max_value = I915_READ(SPRKEYMAX(intel_plane->pipe));
389 key->channel_mask = I915_READ(SPRKEYMSK(intel_plane->pipe));
392 sprctl = I915_READ(SPRCTL(intel_plane->pipe));
394 if (sprctl & SPRITE_DEST_KEY)
395 key->flags = I915_SET_COLORKEY_DESTINATION;
396 else if (sprctl & SPRITE_SOURCE_KEY)
397 key->flags = I915_SET_COLORKEY_SOURCE;
399 key->flags = I915_SET_COLORKEY_NONE;
403 ilk_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
404 struct drm_framebuffer *fb,
405 struct drm_i915_gem_object *obj, int crtc_x, int crtc_y,
406 unsigned int crtc_w, unsigned int crtc_h,
407 uint32_t x, uint32_t y,
408 uint32_t src_w, uint32_t src_h)
410 struct drm_device *dev = plane->dev;
411 struct drm_i915_private *dev_priv = dev->dev_private;
412 struct intel_plane *intel_plane = to_intel_plane(plane);
413 int pipe = intel_plane->pipe;
414 unsigned long dvssurf_offset, linear_offset;
415 u32 dvscntr, dvsscale;
416 int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
418 dvscntr = I915_READ(DVSCNTR(pipe));
420 /* Mask out pixel format bits in case we change it */
421 dvscntr &= ~DVS_PIXFORMAT_MASK;
422 dvscntr &= ~DVS_RGB_ORDER_XBGR;
423 dvscntr &= ~DVS_YUV_BYTE_ORDER_MASK;
424 dvscntr &= ~DVS_TILED;
426 switch (fb->pixel_format) {
427 case DRM_FORMAT_XBGR8888:
428 dvscntr |= DVS_FORMAT_RGBX888 | DVS_RGB_ORDER_XBGR;
430 case DRM_FORMAT_XRGB8888:
431 dvscntr |= DVS_FORMAT_RGBX888;
433 case DRM_FORMAT_YUYV:
434 dvscntr |= DVS_FORMAT_YUV422 | DVS_YUV_ORDER_YUYV;
436 case DRM_FORMAT_YVYU:
437 dvscntr |= DVS_FORMAT_YUV422 | DVS_YUV_ORDER_YVYU;
439 case DRM_FORMAT_UYVY:
440 dvscntr |= DVS_FORMAT_YUV422 | DVS_YUV_ORDER_UYVY;
442 case DRM_FORMAT_VYUY:
443 dvscntr |= DVS_FORMAT_YUV422 | DVS_YUV_ORDER_VYUY;
450 * Enable gamma to match primary/cursor plane behaviour.
451 * FIXME should be user controllable via propertiesa.
453 dvscntr |= DVS_GAMMA_ENABLE;
455 if (obj->tiling_mode != I915_TILING_NONE)
456 dvscntr |= DVS_TILED;
459 dvscntr |= DVS_TRICKLE_FEED_DISABLE; /* must disable */
460 dvscntr |= DVS_ENABLE;
462 intel_update_sprite_watermarks(plane, crtc, src_w, pixel_size, true,
463 src_w != crtc_w || src_h != crtc_h);
465 /* Sizes are 0 based */
472 if (crtc_w != src_w || crtc_h != src_h)
473 dvsscale = DVS_SCALE_ENABLE | (src_w << 16) | src_h;
475 linear_offset = y * fb->pitches[0] + x * pixel_size;
477 intel_gen4_compute_page_offset(&x, &y, obj->tiling_mode,
478 pixel_size, fb->pitches[0]);
479 linear_offset -= dvssurf_offset;
481 I915_WRITE(DVSSTRIDE(pipe), fb->pitches[0]);
482 I915_WRITE(DVSPOS(pipe), (crtc_y << 16) | crtc_x);
484 if (obj->tiling_mode != I915_TILING_NONE)
485 I915_WRITE(DVSTILEOFF(pipe), (y << 16) | x);
487 I915_WRITE(DVSLINOFF(pipe), linear_offset);
489 I915_WRITE(DVSSIZE(pipe), (crtc_h << 16) | crtc_w);
490 I915_WRITE(DVSSCALE(pipe), dvsscale);
491 I915_WRITE(DVSCNTR(pipe), dvscntr);
492 I915_WRITE(DVSSURF(pipe),
493 i915_gem_obj_ggtt_offset(obj) + dvssurf_offset);
494 POSTING_READ(DVSSURF(pipe));
498 ilk_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc)
500 struct drm_device *dev = plane->dev;
501 struct drm_i915_private *dev_priv = dev->dev_private;
502 struct intel_plane *intel_plane = to_intel_plane(plane);
503 int pipe = intel_plane->pipe;
505 I915_WRITE(DVSCNTR(pipe), I915_READ(DVSCNTR(pipe)) & ~DVS_ENABLE);
506 /* Disable the scaler */
507 I915_WRITE(DVSSCALE(pipe), 0);
508 /* Flush double buffered register updates */
509 I915_WRITE(DVSSURF(pipe), 0);
510 POSTING_READ(DVSSURF(pipe));
513 * Avoid underruns when disabling the sprite.
514 * FIXME remove once watermark updates are done properly.
516 intel_wait_for_vblank(dev, pipe);
518 intel_update_sprite_watermarks(plane, crtc, 0, 0, false, false);
522 intel_enable_primary(struct drm_crtc *crtc)
524 struct drm_device *dev = crtc->dev;
525 struct drm_i915_private *dev_priv = dev->dev_private;
526 struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
527 int reg = DSPCNTR(intel_crtc->plane);
529 if (intel_crtc->primary_enabled)
532 intel_crtc->primary_enabled = true;
534 I915_WRITE(reg, I915_READ(reg) | DISPLAY_PLANE_ENABLE);
535 intel_flush_primary_plane(dev_priv, intel_crtc->plane);
538 * FIXME IPS should be fine as long as one plane is
539 * enabled, but in practice it seems to have problems
540 * when going from primary only to sprite only and vice
543 if (intel_crtc->config.ips_enabled) {
544 intel_wait_for_vblank(dev, intel_crtc->pipe);
545 hsw_enable_ips(intel_crtc);
548 mutex_lock(&dev->struct_mutex);
549 intel_update_fbc(dev);
550 mutex_unlock(&dev->struct_mutex);
554 intel_disable_primary(struct drm_crtc *crtc)
556 struct drm_device *dev = crtc->dev;
557 struct drm_i915_private *dev_priv = dev->dev_private;
558 struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
559 int reg = DSPCNTR(intel_crtc->plane);
561 if (!intel_crtc->primary_enabled)
564 intel_crtc->primary_enabled = false;
566 mutex_lock(&dev->struct_mutex);
567 if (dev_priv->fbc.plane == intel_crtc->plane)
568 intel_disable_fbc(dev);
569 mutex_unlock(&dev->struct_mutex);
572 * FIXME IPS should be fine as long as one plane is
573 * enabled, but in practice it seems to have problems
574 * when going from primary only to sprite only and vice
577 hsw_disable_ips(intel_crtc);
579 I915_WRITE(reg, I915_READ(reg) & ~DISPLAY_PLANE_ENABLE);
580 intel_flush_primary_plane(dev_priv, intel_crtc->plane);
584 ilk_update_colorkey(struct drm_plane *plane,
585 struct drm_intel_sprite_colorkey *key)
587 struct drm_device *dev = plane->dev;
588 struct drm_i915_private *dev_priv = dev->dev_private;
589 struct intel_plane *intel_plane;
593 intel_plane = to_intel_plane(plane);
595 I915_WRITE(DVSKEYVAL(intel_plane->pipe), key->min_value);
596 I915_WRITE(DVSKEYMAX(intel_plane->pipe), key->max_value);
597 I915_WRITE(DVSKEYMSK(intel_plane->pipe), key->channel_mask);
599 dvscntr = I915_READ(DVSCNTR(intel_plane->pipe));
600 dvscntr &= ~(DVS_SOURCE_KEY | DVS_DEST_KEY);
601 if (key->flags & I915_SET_COLORKEY_DESTINATION)
602 dvscntr |= DVS_DEST_KEY;
603 else if (key->flags & I915_SET_COLORKEY_SOURCE)
604 dvscntr |= DVS_SOURCE_KEY;
605 I915_WRITE(DVSCNTR(intel_plane->pipe), dvscntr);
607 POSTING_READ(DVSKEYMSK(intel_plane->pipe));
613 ilk_get_colorkey(struct drm_plane *plane, struct drm_intel_sprite_colorkey *key)
615 struct drm_device *dev = plane->dev;
616 struct drm_i915_private *dev_priv = dev->dev_private;
617 struct intel_plane *intel_plane;
620 intel_plane = to_intel_plane(plane);
622 key->min_value = I915_READ(DVSKEYVAL(intel_plane->pipe));
623 key->max_value = I915_READ(DVSKEYMAX(intel_plane->pipe));
624 key->channel_mask = I915_READ(DVSKEYMSK(intel_plane->pipe));
627 dvscntr = I915_READ(DVSCNTR(intel_plane->pipe));
629 if (dvscntr & DVS_DEST_KEY)
630 key->flags = I915_SET_COLORKEY_DESTINATION;
631 else if (dvscntr & DVS_SOURCE_KEY)
632 key->flags = I915_SET_COLORKEY_SOURCE;
634 key->flags = I915_SET_COLORKEY_NONE;
638 format_is_yuv(uint32_t format)
641 case DRM_FORMAT_YUYV:
642 case DRM_FORMAT_UYVY:
643 case DRM_FORMAT_VYUY:
644 case DRM_FORMAT_YVYU:
651 static bool colorkey_enabled(struct intel_plane *intel_plane)
653 struct drm_intel_sprite_colorkey key;
655 intel_plane->get_colorkey(&intel_plane->base, &key);
657 return key.flags != I915_SET_COLORKEY_NONE;
661 intel_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
662 struct drm_framebuffer *fb, int crtc_x, int crtc_y,
663 unsigned int crtc_w, unsigned int crtc_h,
664 uint32_t src_x, uint32_t src_y,
665 uint32_t src_w, uint32_t src_h)
667 struct drm_device *dev = plane->dev;
668 struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
669 struct intel_plane *intel_plane = to_intel_plane(plane);
670 struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
671 struct drm_i915_gem_object *obj = intel_fb->obj;
672 struct drm_i915_gem_object *old_obj = intel_plane->obj;
674 bool disable_primary = false;
677 int max_scale, min_scale;
678 int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
679 struct drm_rect src = {
680 /* sample coordinates in 16.16 fixed point */
686 struct drm_rect dst = {
689 .x2 = crtc_x + crtc_w,
691 .y2 = crtc_y + crtc_h,
693 const struct drm_rect clip = {
694 .x2 = intel_crtc->active ? intel_crtc->config.pipe_src_w : 0,
695 .y2 = intel_crtc->active ? intel_crtc->config.pipe_src_h : 0,
699 unsigned int crtc_w, crtc_h;
700 uint32_t src_x, src_y, src_w, src_h;
712 /* Don't modify another pipe's plane */
713 if (intel_plane->pipe != intel_crtc->pipe) {
714 DRM_DEBUG_KMS("Wrong plane <-> crtc mapping\n");
718 /* FIXME check all gen limits */
719 if (fb->width < 3 || fb->height < 3 || fb->pitches[0] > 16384) {
720 DRM_DEBUG_KMS("Unsuitable framebuffer for plane\n");
724 /* Sprite planes can be linear or x-tiled surfaces */
725 switch (obj->tiling_mode) {
726 case I915_TILING_NONE:
730 DRM_DEBUG_KMS("Unsupported tiling mode\n");
735 * FIXME the following code does a bunch of fuzzy adjustments to the
736 * coordinates and sizes. We probably need some way to decide whether
737 * more strict checking should be done instead.
739 max_scale = intel_plane->max_downscale << 16;
740 min_scale = intel_plane->can_scale ? 1 : (1 << 16);
742 hscale = drm_rect_calc_hscale_relaxed(&src, &dst, min_scale, max_scale);
745 vscale = drm_rect_calc_vscale_relaxed(&src, &dst, min_scale, max_scale);
748 visible = drm_rect_clip_scaled(&src, &dst, &clip, hscale, vscale);
752 crtc_w = drm_rect_width(&dst);
753 crtc_h = drm_rect_height(&dst);
756 /* check again in case clipping clamped the results */
757 hscale = drm_rect_calc_hscale(&src, &dst, min_scale, max_scale);
759 DRM_DEBUG_KMS("Horizontal scaling factor out of limits\n");
760 drm_rect_debug_print(&src, true);
761 drm_rect_debug_print(&dst, false);
766 vscale = drm_rect_calc_vscale(&src, &dst, min_scale, max_scale);
768 DRM_DEBUG_KMS("Vertical scaling factor out of limits\n");
769 drm_rect_debug_print(&src, true);
770 drm_rect_debug_print(&dst, false);
775 /* Make the source viewport size an exact multiple of the scaling factors. */
776 drm_rect_adjust_size(&src,
777 drm_rect_width(&dst) * hscale - drm_rect_width(&src),
778 drm_rect_height(&dst) * vscale - drm_rect_height(&src));
780 /* sanity check to make sure the src viewport wasn't enlarged */
781 WARN_ON(src.x1 < (int) src_x ||
782 src.y1 < (int) src_y ||
783 src.x2 > (int) (src_x + src_w) ||
784 src.y2 > (int) (src_y + src_h));
787 * Hardware doesn't handle subpixel coordinates.
788 * Adjust to (macro)pixel boundary, but be careful not to
789 * increase the source viewport size, because that could
790 * push the downscaling factor out of bounds.
792 src_x = src.x1 >> 16;
793 src_w = drm_rect_width(&src) >> 16;
794 src_y = src.y1 >> 16;
795 src_h = drm_rect_height(&src) >> 16;
797 if (format_is_yuv(fb->pixel_format)) {
802 * Must keep src and dst the
803 * same if we can't scale.
805 if (!intel_plane->can_scale)
813 /* Check size restrictions when scaling */
814 if (visible && (src_w != crtc_w || src_h != crtc_h)) {
815 unsigned int width_bytes;
817 WARN_ON(!intel_plane->can_scale);
819 /* FIXME interlacing min height is 6 */
821 if (crtc_w < 3 || crtc_h < 3)
824 if (src_w < 3 || src_h < 3)
827 width_bytes = ((src_x * pixel_size) & 63) + src_w * pixel_size;
829 if (src_w > 2048 || src_h > 2048 ||
830 width_bytes > 4096 || fb->pitches[0] > 4096) {
831 DRM_DEBUG_KMS("Source dimensions exceed hardware limits\n");
837 dst.x2 = crtc_x + crtc_w;
839 dst.y2 = crtc_y + crtc_h;
842 * If the sprite is completely covering the primary plane,
843 * we can disable the primary and save power.
845 disable_primary = drm_rect_equals(&dst, &clip) && !colorkey_enabled(intel_plane);
846 WARN_ON(disable_primary && !visible && intel_crtc->active);
848 mutex_lock(&dev->struct_mutex);
850 /* Note that this will apply the VT-d workaround for scanouts,
851 * which is more restrictive than required for sprites. (The
852 * primary plane requires 256KiB alignment with 64 PTE padding,
853 * the sprite planes only require 128KiB alignment and 32 PTE padding.
855 ret = intel_pin_and_fence_fb_obj(dev, obj, NULL);
857 mutex_unlock(&dev->struct_mutex);
862 intel_plane->crtc_x = orig.crtc_x;
863 intel_plane->crtc_y = orig.crtc_y;
864 intel_plane->crtc_w = orig.crtc_w;
865 intel_plane->crtc_h = orig.crtc_h;
866 intel_plane->src_x = orig.src_x;
867 intel_plane->src_y = orig.src_y;
868 intel_plane->src_w = orig.src_w;
869 intel_plane->src_h = orig.src_h;
870 intel_plane->obj = obj;
872 if (intel_crtc->active) {
874 * Be sure to re-enable the primary before the sprite is no longer
877 if (!disable_primary)
878 intel_enable_primary(crtc);
881 intel_plane->update_plane(plane, crtc, fb, obj,
882 crtc_x, crtc_y, crtc_w, crtc_h,
883 src_x, src_y, src_w, src_h);
885 intel_plane->disable_plane(plane, crtc);
888 intel_disable_primary(crtc);
891 /* Unpin old obj after new one is active to avoid ugliness */
894 * It's fairly common to simply update the position of
895 * an existing object. In that case, we don't need to
896 * wait for vblank to avoid ugliness, we only need to
897 * do the pin & ref bookkeeping.
899 if (old_obj != obj && intel_crtc->active)
900 intel_wait_for_vblank(dev, intel_crtc->pipe);
902 mutex_lock(&dev->struct_mutex);
903 intel_unpin_fb_obj(old_obj);
904 mutex_unlock(&dev->struct_mutex);
911 intel_disable_plane(struct drm_plane *plane)
913 struct drm_device *dev = plane->dev;
914 struct intel_plane *intel_plane = to_intel_plane(plane);
915 struct intel_crtc *intel_crtc;
920 if (WARN_ON(!plane->crtc))
923 intel_crtc = to_intel_crtc(plane->crtc);
925 if (intel_crtc->active) {
926 intel_enable_primary(plane->crtc);
927 intel_plane->disable_plane(plane, plane->crtc);
930 if (intel_plane->obj) {
931 if (intel_crtc->active)
932 intel_wait_for_vblank(dev, intel_plane->pipe);
934 mutex_lock(&dev->struct_mutex);
935 intel_unpin_fb_obj(intel_plane->obj);
936 mutex_unlock(&dev->struct_mutex);
938 intel_plane->obj = NULL;
944 static void intel_destroy_plane(struct drm_plane *plane)
946 struct intel_plane *intel_plane = to_intel_plane(plane);
947 intel_disable_plane(plane);
948 drm_plane_cleanup(plane);
952 int intel_sprite_set_colorkey(struct drm_device *dev, void *data,
953 struct drm_file *file_priv)
955 struct drm_intel_sprite_colorkey *set = data;
956 struct drm_mode_object *obj;
957 struct drm_plane *plane;
958 struct intel_plane *intel_plane;
961 if (!drm_core_check_feature(dev, DRIVER_MODESET))
964 /* Make sure we don't try to enable both src & dest simultaneously */
965 if ((set->flags & (I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE)) == (I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE))
968 drm_modeset_lock_all(dev);
970 obj = drm_mode_object_find(dev, set->plane_id, DRM_MODE_OBJECT_PLANE);
976 plane = obj_to_plane(obj);
977 intel_plane = to_intel_plane(plane);
978 ret = intel_plane->update_colorkey(plane, set);
981 drm_modeset_unlock_all(dev);
985 int intel_sprite_get_colorkey(struct drm_device *dev, void *data,
986 struct drm_file *file_priv)
988 struct drm_intel_sprite_colorkey *get = data;
989 struct drm_mode_object *obj;
990 struct drm_plane *plane;
991 struct intel_plane *intel_plane;
994 if (!drm_core_check_feature(dev, DRIVER_MODESET))
997 drm_modeset_lock_all(dev);
999 obj = drm_mode_object_find(dev, get->plane_id, DRM_MODE_OBJECT_PLANE);
1005 plane = obj_to_plane(obj);
1006 intel_plane = to_intel_plane(plane);
1007 intel_plane->get_colorkey(plane, get);
1010 drm_modeset_unlock_all(dev);
1014 void intel_plane_restore(struct drm_plane *plane)
1016 struct intel_plane *intel_plane = to_intel_plane(plane);
1018 if (!plane->crtc || !plane->fb)
1021 intel_update_plane(plane, plane->crtc, plane->fb,
1022 intel_plane->crtc_x, intel_plane->crtc_y,
1023 intel_plane->crtc_w, intel_plane->crtc_h,
1024 intel_plane->src_x, intel_plane->src_y,
1025 intel_plane->src_w, intel_plane->src_h);
1028 void intel_plane_disable(struct drm_plane *plane)
1030 if (!plane->crtc || !plane->fb)
1033 intel_disable_plane(plane);
1036 static const struct drm_plane_funcs intel_plane_funcs = {
1037 .update_plane = intel_update_plane,
1038 .disable_plane = intel_disable_plane,
1039 .destroy = intel_destroy_plane,
1042 static uint32_t ilk_plane_formats[] = {
1043 DRM_FORMAT_XRGB8888,
1050 static uint32_t snb_plane_formats[] = {
1051 DRM_FORMAT_XBGR8888,
1052 DRM_FORMAT_XRGB8888,
1059 static uint32_t vlv_plane_formats[] = {
1061 DRM_FORMAT_ABGR8888,
1062 DRM_FORMAT_ARGB8888,
1063 DRM_FORMAT_XBGR8888,
1064 DRM_FORMAT_XRGB8888,
1065 DRM_FORMAT_XBGR2101010,
1066 DRM_FORMAT_ABGR2101010,
1074 intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane)
1076 struct intel_plane *intel_plane;
1077 unsigned long possible_crtcs;
1078 const uint32_t *plane_formats;
1079 int num_plane_formats;
1082 if (INTEL_INFO(dev)->gen < 5)
1085 intel_plane = kzalloc(sizeof(*intel_plane), GFP_KERNEL);
1089 switch (INTEL_INFO(dev)->gen) {
1092 intel_plane->can_scale = true;
1093 intel_plane->max_downscale = 16;
1094 intel_plane->update_plane = ilk_update_plane;
1095 intel_plane->disable_plane = ilk_disable_plane;
1096 intel_plane->update_colorkey = ilk_update_colorkey;
1097 intel_plane->get_colorkey = ilk_get_colorkey;
1100 plane_formats = snb_plane_formats;
1101 num_plane_formats = ARRAY_SIZE(snb_plane_formats);
1103 plane_formats = ilk_plane_formats;
1104 num_plane_formats = ARRAY_SIZE(ilk_plane_formats);
1110 if (IS_IVYBRIDGE(dev)) {
1111 intel_plane->can_scale = true;
1112 intel_plane->max_downscale = 2;
1114 intel_plane->can_scale = false;
1115 intel_plane->max_downscale = 1;
1118 if (IS_VALLEYVIEW(dev)) {
1119 intel_plane->update_plane = vlv_update_plane;
1120 intel_plane->disable_plane = vlv_disable_plane;
1121 intel_plane->update_colorkey = vlv_update_colorkey;
1122 intel_plane->get_colorkey = vlv_get_colorkey;
1124 plane_formats = vlv_plane_formats;
1125 num_plane_formats = ARRAY_SIZE(vlv_plane_formats);
1127 intel_plane->update_plane = ivb_update_plane;
1128 intel_plane->disable_plane = ivb_disable_plane;
1129 intel_plane->update_colorkey = ivb_update_colorkey;
1130 intel_plane->get_colorkey = ivb_get_colorkey;
1132 plane_formats = snb_plane_formats;
1133 num_plane_formats = ARRAY_SIZE(snb_plane_formats);
1142 intel_plane->pipe = pipe;
1143 intel_plane->plane = plane;
1144 possible_crtcs = (1 << pipe);
1145 ret = drm_plane_init(dev, &intel_plane->base, possible_crtcs,
1147 plane_formats, num_plane_formats,