From: Ville Syrjälä Date: Thu, 22 May 2014 16:00:50 +0000 (+0300) Subject: drm/i915: Kill intel_crtc->vbl_wait X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=210871b67cd201c198b61ca80e1c51cd4b58c051;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git drm/i915: Kill intel_crtc->vbl_wait Share the waitqueue that drm_irq uses when performing the vblank evade trick for atomic pipe updates. v2: Keep intel_pipe_handle_vblank() (Chris) Suggested-by: Daniel Vetter Signed-off-by: Ville Syrjälä Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 390ccc2a3096..0e44c433cfc3 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1989,14 +1989,9 @@ static void gen6_rps_irq_handler(struct drm_i915_private *dev_priv, u32 pm_iir) static bool intel_pipe_handle_vblank(struct drm_device *dev, enum pipe pipe) { - struct intel_crtc *crtc; - if (!drm_handle_vblank(dev, pipe)) return false; - crtc = to_intel_crtc(intel_get_crtc_for_pipe(dev, pipe)); - wake_up(&crtc->vbl_wait); - return true; } diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 620a89961d36..a9b351d1ff88 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -11870,8 +11870,6 @@ static void intel_crtc_init(struct drm_device *dev, int pipe) intel_crtc->cursor_base = ~0; intel_crtc->cursor_cntl = ~0; - init_waitqueue_head(&intel_crtc->vbl_wait); - BUG_ON(pipe >= ARRAY_SIZE(dev_priv->plane_to_crtc_mapping) || dev_priv->plane_to_crtc_mapping[intel_crtc->plane] != NULL); dev_priv->plane_to_crtc_mapping[intel_crtc->plane] = &intel_crtc->base; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 7a3cac095afe..3198de3007be 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -425,8 +425,6 @@ struct intel_crtc { struct intel_pipe_wm active; } wm; - wait_queue_head_t vbl_wait; - int scanline_offset; struct intel_mmio_flip mmio_flip; }; diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 168c6652cda1..d34a5696ffb6 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -53,6 +53,7 @@ static bool intel_pipe_update_start(struct intel_crtc *crtc, uint32_t *start_vbl enum pipe pipe = crtc->pipe; long timeout = msecs_to_jiffies_timeout(1); int scanline, min, max, vblank_start; + wait_queue_head_t *wq = drm_crtc_vblank_waitqueue(&crtc->base); DEFINE_WAIT(wait); WARN_ON(!drm_modeset_is_locked(&crtc->base.mutex)); @@ -81,7 +82,7 @@ static bool intel_pipe_update_start(struct intel_crtc *crtc, uint32_t *start_vbl * other CPUs can see the task state update by the time we * read the scanline. */ - prepare_to_wait(&crtc->vbl_wait, &wait, TASK_UNINTERRUPTIBLE); + prepare_to_wait(wq, &wait, TASK_UNINTERRUPTIBLE); scanline = intel_get_crtc_scanline(crtc); if (scanline < min || scanline > max) @@ -100,7 +101,7 @@ static bool intel_pipe_update_start(struct intel_crtc *crtc, uint32_t *start_vbl local_irq_disable(); } - finish_wait(&crtc->vbl_wait, &wait); + finish_wait(wq, &wait); drm_vblank_put(dev, pipe);