[Intel-gfx] [PATCH v4 4/5] drm/i915: only flip frontbuffer if crtc is active

Gustavo Padovan gustavo at padovan.org
Fri Oct 24 15:51:34 CEST 2014


From: Gustavo Padovan <gustavo.padovan at collabora.co.uk>

There is no point in flipping a buffer for a disabled crtc.

Signed-off-by: Gustavo Padovan <gustavo.padovan at collabora.co.uk>
---
 drivers/gpu/drm/i915/intel_display.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 8530401..9a913f5 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -8544,9 +8544,9 @@ static int intel_crtc_cursor_set_obj(struct drm_crtc *crtc,
 		if (old_width != width)
 			intel_update_watermarks(crtc);
 		intel_crtc_update_cursor(crtc, intel_crtc->cursor_bo != NULL);
-	}
 
-	intel_frontbuffer_flip(dev, INTEL_FRONTBUFFER_CURSOR(pipe));
+		intel_frontbuffer_flip(dev, INTEL_FRONTBUFFER_CURSOR(pipe));
+	}
 
 	return 0;
 fail_unpin:
-- 
1.9.3




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