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[08/14] drm: Use crtc_clock in drm_calc_timestamping_constants()

Message ID 1383069978-12476-9-git-send-email-ville.syrjala@linux.intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ville Syrjälä Oct. 29, 2013, 6:06 p.m. UTC 
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

drm_calc_timestamping_constants() computes the pixel/line/frame
durations based on the crtc_ timing values. The corresponding pixel
clock is in mode->crtc_clock, so we need to use that instead of
mode->clock.

This should fix drm_calc_timestamping_constants() for frame packing
stereo modes.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/drm_irq.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index d6ef034..77be2fb 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -451,7 +451,7 @@  void drm_calc_timestamping_constants(struct drm_crtc *crtc,
 				     const struct drm_display_mode *mode)
 {
 	s64 linedur_ns = 0, pixeldur_ns = 0, framedur_ns = 0;
-	int dotclock = mode->clock;
+	int dotclock = mode->crtc_clock;
 
 	/* Fields of interlaced scanout modes are only halve a frame duration.
 	 * Double the dotclock to get halve the frame-/line-/pixelduration.