[Intel-gfx] [PATCH] drm/i915: fix intel_framebuffer_pitch_for_width for <8bpp

Jesse Barnes jbarnes at virtuousgeek.org
Tue Apr 2 19:28:11 CEST 2013


As Imre pointed out, this will do the wrong thing.

Reported-by: Imre Deak <imre.deak at intel.com>
Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org>
---
 drivers/gpu/drm/i915/intel_drv.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 37f4bb3..18f0547 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -137,7 +137,7 @@ struct intel_framebuffer {
 inline static u32
 intel_framebuffer_pitch_for_width(int width, int bpp)
 {
-	u32 pitch = DIV_ROUND_UP(width * bpp, 8);
+	u32 pitch = width * DIV_ROUND_UP(bpp, 8);
 	return ALIGN(pitch, 64);
 }
 
-- 
1.7.9.5




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