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drm/i915: drop redundant vblank waits

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Just blows through 50ms for naught, since the pipe is off.

Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2013-04-11 16:29:08 +02:00
parent d59f9f4d68
commit 4667730163
1 changed files with 0 additions and 4 deletions
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4
drivers/gpu/drm/i915/intel_display.c
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@ -4733,8 +4733,6 @@ static int i9xx_crtc_mode_set(struct drm_crtc *crtc,
i9xx_set_pipeconf(intel_crtc);
intel_wait_for_vblank(dev, pipe);
I915_WRITE(DSPCNTR(plane), dspcntr);
POSTING_READ(DSPCNTR(plane));
@ -5704,8 +5702,6 @@ static int ironlake_crtc_mode_set(struct drm_crtc *crtc,
ironlake_set_pipeconf(crtc, adjusted_mode, dither);
intel_wait_for_vblank(dev, pipe);
/* Set up the display plane register */
I915_WRITE(DSPCNTR(plane), DISPPLANE_GAMMA_ENABLE);
POSTING_READ(DSPCNTR(plane));