Commit 46677301 authored by Daniel Vetter's avatar Daniel Vetter
Browse files

drm/i915: drop redundant vblank waits 



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

Reviewed-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent d59f9f4d

drivers/gpu/drm/i915/intel_display.c

+0 −4
Original line number Diff line number Diff line
@@ -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));

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