[Intel-gfx] [PATCH] drm/i915: Increase fb alignment to 64k

Eric Anholt eric at anholt.net
Wed Feb 10 22:41:48 CET 2010


On Tue,  9 Feb 2010 14:14:36 +0000, Chris Wilson <chris at chris-wilson.co.uk> wrote:
> An untiled framebuffer must be aligned to 64k. This is normally handled
> by intel_pin_and_fence_fb_obj(), but the intelfb_create() likes to be
> different and do the pinning itself. However, it aligns the buffer
> object incorrectly for pre-i965 chipsets causing a PGTBL_ERR when it is
> installed onto the output.
> 
> Fixes:
>   KMS error message while initializing modesetting -
>   render error detected: EIR: 0x10 [i915]
>   http://bugs.freedesktop.org/show_bug.cgi?id=22936
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: stable at kernel.org

Applied to for-linus.  Thanks!
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