On Tue, 2013-02-19 at 13:31 -0800, Jesse Barnes wrote:
> If the mode is non-native using the panel fitter, don't try to re-use
> the fb the BIOS allocated for it.
>
> Signed-off-by: Jesse Barnes <[email protected]>
> ---
> drivers/gpu/drm/i915/intel_fb.c | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c
> index b60f277..9ff12aa 100644
> --- a/drivers/gpu/drm/i915/intel_fb.c
> +++ b/drivers/gpu/drm/i915/intel_fb.c
> @@ -438,6 +438,18 @@ void intel_fbdev_init_bios(struct drm_device *dev)
> width = ((val >> 16) & 0xfff) + 1;
> height = ((val >> 0) & 0xfff) + 1;
>
> + /* Don't bother inheriting panel fitted modes */
> + val = I915_READ(HTOTAL(pipe));
> + if (((val & 0xffff) + 1) != width) {
> + DRM_ERROR("BIOS fb not native width (%d vs %d),
> skipping\n", width, (val & 0xffff) + 1);
> + continue;
> + }
> + val = I915_READ(VTOTAL(pipe));
> + if (((val & 0xffff) + 1) != height) {
> + DRM_ERROR("BIOS fb not native width (%d vs %d),
> skipping\n", height, (val & 0xffff) + 1);
s/width/height/
> + continue;
> + }
> +
> DRM_DEBUG_KMS("Found active pipe [%d/%d]: size=%dx%d@%d,
> offset=%x\n",
> pipe, plane, width, height, bpp, offset);
>
On the series with my comments and the note that I couldn't yet test it:
Reviewed-by: Imre Deak <[email protected]>
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