diff options
| author | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2016-05-17 15:07:48 +0200 |
|---|---|---|
| committer | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2016-05-19 14:37:08 +0200 |
| commit | a2991414c4fc08800331a494c1098b798800526c (patch) | |
| tree | 298774109fd775523eec907e0b0c6d26ba4d0c08 /drivers/gpu/drm/i915/intel_sprite.c | |
| parent | drm/i915: Remove intel_prepare_page_flip, v3. (diff) | |
| download | linux-a2991414c4fc08800331a494c1098b798800526c.tar.xz linux-a2991414c4fc08800331a494c1098b798800526c.zip | |
drm/i915: Add support for detecting vblanks when hw frame counter is unavailable.
This uses the newly created drm_accurate_vblank_count_and_time to accurately
get a vblank count when the hw counter is unavailable.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1463490484-19540-6-git-send-email-maarten.lankhorst@linux.intel.com
Reviewed-by: Patrik Jakobsson <patrik.jakobsson@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_sprite.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_sprite.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 57eef129c597..728b924ce82f 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -80,9 +80,7 @@ static int usecs_to_scanlines(const struct drm_display_mode *adjusted_mode, */ void intel_pipe_update_start(struct intel_crtc *crtc) { - struct drm_device *dev = crtc->base.dev; const struct drm_display_mode *adjusted_mode = &crtc->config->base.adjusted_mode; - 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); @@ -139,8 +137,7 @@ void intel_pipe_update_start(struct intel_crtc *crtc) crtc->debug.scanline_start = scanline; crtc->debug.start_vbl_time = ktime_get(); - crtc->debug.start_vbl_count = - dev->driver->get_vblank_counter(dev, pipe); + crtc->debug.start_vbl_count = intel_crtc_get_vblank_counter(crtc); trace_i915_pipe_update_vblank_evaded(crtc); } @@ -156,10 +153,9 @@ void intel_pipe_update_start(struct intel_crtc *crtc) */ void intel_pipe_update_end(struct intel_crtc *crtc) { - struct drm_device *dev = crtc->base.dev; enum pipe pipe = crtc->pipe; int scanline_end = intel_get_crtc_scanline(crtc); - u32 end_vbl_count = dev->driver->get_vblank_counter(dev, pipe); + u32 end_vbl_count = intel_crtc_get_vblank_counter(crtc); ktime_t end_vbl_time = ktime_get(); trace_i915_pipe_update_end(crtc, end_vbl_count, scanline_end); |