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drm/i915: Track when we dirty the scanout with render commands

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This is required for tracking render damage for use with FBC and will be
used in subsequent patches.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Chris Wilson 2013-06-06 16:53:41 -03:00 committed by Daniel Vetter
parent 0e088b8f33
commit c65355bbef
4 changed files with 13 additions and 6 deletions
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2
drivers/gpu/drm/i915/i915_gem_execbuffer.c
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@ -786,7 +786,7 @@ i915_gem_execbuffer_move_to_active(struct list_head *objects,
obj->dirty = 1;
obj->last_write_seqno = intel_ring_get_seqno(ring);
if (obj->pin_count) /* check for potential scanout */
intel_mark_fb_busy(obj);
intel_mark_fb_busy(obj, ring);
}
trace_i915_gem_object_change_domain(obj, old_read, old_write);

13
drivers/gpu/drm/i915/intel_display.c
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@ -7112,7 +7112,8 @@ void intel_mark_idle(struct drm_device *dev)
}
}
void intel_mark_fb_busy(struct drm_i915_gem_object *obj)
void intel_mark_fb_busy(struct drm_i915_gem_object *obj,
struct intel_ring_buffer *ring)
{
struct drm_device *dev = obj->base.dev;
struct drm_crtc *crtc;
@ -7124,8 +7125,12 @@ void intel_mark_fb_busy(struct drm_i915_gem_object *obj)
if (!crtc->fb)
continue;
if (to_intel_framebuffer(crtc->fb)->obj == obj)
intel_increase_pllclock(crtc);
if (to_intel_framebuffer(crtc->fb)->obj != obj)
continue;
intel_increase_pllclock(crtc);
if (ring && intel_fbc_enabled(dev))
ring->fbc_dirty = true;
}
}
@ -7575,7 +7580,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
goto cleanup_pending;
intel_disable_fbc(dev);
intel_mark_fb_busy(obj);
intel_mark_fb_busy(obj, NULL);
mutex_unlock(&dev->struct_mutex);
trace_i915_flip_request(intel_crtc->plane, obj);

3
drivers/gpu/drm/i915/intel_drv.h
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@ -574,7 +574,8 @@ extern bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg,
extern void intel_dvo_init(struct drm_device *dev);
extern void intel_tv_init(struct drm_device *dev);
extern void intel_mark_busy(struct drm_device *dev);
extern void intel_mark_fb_busy(struct drm_i915_gem_object *obj);
extern void intel_mark_fb_busy(struct drm_i915_gem_object *obj,
struct intel_ring_buffer *ring);
extern void intel_mark_idle(struct drm_device *dev);
extern bool intel_lvds_init(struct drm_device *dev);
extern bool intel_is_dual_link_lvds(struct drm_device *dev);

1
drivers/gpu/drm/i915/intel_ringbuffer.h
View File

@ -140,6 +140,7 @@ struct intel_ring_buffer {
*/
u32 outstanding_lazy_request;
bool gpu_caches_dirty;
bool fbc_dirty;
wait_queue_head_t irq_queue;