Re: [PATCH 5/6] drm/i915: Handle framebuffer offsets[]

Jesse Barnes
2012-05-24T18:31:35Z

On Thu, 24 May 2012 21:08:58 +0300
ville.syrjala@linux.intel.com wrote:

> From: Ville Syrjälä <ville.syrjala@linux.intel.com>
>
> Take fb->offset[0] into account when calculating the linear and tile x/y
> offsets.
>
> For non-tiled surfaces fb->offset[0] is simply added to the linear
> byte offset.
>
> For tiled surfaces treat fb->offsets[0] as a byte offset into the
> linearized view of the surface. So we end up converting fb->offsets[0]
> into additional x and y offsets.

Do you have code using a non-zero offsets[0]? At least for current
code that would indicate some kind of problem... though hopefully we'll
be adding planar support back again sometime soon.

--
Jesse Barnes, Intel Open Source Technology Center
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