diff options
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/drm_irq.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index f92da0a32f0d..062dc22a6673 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c | |||
@@ -497,8 +497,8 @@ void drm_calc_timestamping_constants(struct drm_crtc *crtc) | |||
497 | /* Dot clock in Hz: */ | 497 | /* Dot clock in Hz: */ |
498 | dotclock = (u64) crtc->hwmode.clock * 1000; | 498 | dotclock = (u64) crtc->hwmode.clock * 1000; |
499 | 499 | ||
500 | /* Fields of interlaced scanout modes are only halve a frame duration. | 500 | /* Fields of interlaced scanout modes are only half a frame duration. |
501 | * Double the dotclock to get halve the frame-/line-/pixelduration. | 501 | * Double the dotclock to get half the frame-/line-/pixelduration. |
502 | */ | 502 | */ |
503 | if (crtc->hwmode.flags & DRM_MODE_FLAG_INTERLACE) | 503 | if (crtc->hwmode.flags & DRM_MODE_FLAG_INTERLACE) |
504 | dotclock *= 2; | 504 | dotclock *= 2; |