[PATCH] drm/i915/gvt: Fixed tiled memory decoding bug on BDW
Zhenyu Wang
zhenyuw at linux.intel.com
Fri Nov 30 03:50:20 UTC 2018
On 2018.11.30 11:51:25 +0800, Tina Zhang wrote:
> This is a regression issue caused by commit b244ffa15c8b
> ("drm/i915/gvt: Fix drm_format_mod value for vGPU plane")
>
> This patch can fix the issue https://github.com/intel/gvt-linux/issues/61
>
> Signed-off-by: Tina Zhang <tina.zhang at intel.com>
> Cc: Zhenyu Wang <zhenyuw at linux.intel.com>
> ---
> drivers/gpu/drm/i915/gvt/fb_decoder.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/gvt/fb_decoder.c b/drivers/gpu/drm/i915/gvt/fb_decoder.c
> index 481896f..85e6736 100644
> --- a/drivers/gpu/drm/i915/gvt/fb_decoder.c
> +++ b/drivers/gpu/drm/i915/gvt/fb_decoder.c
> @@ -235,7 +235,7 @@ int intel_vgpu_decode_primary_plane(struct intel_vgpu *vgpu,
> plane->bpp = skl_pixel_formats[fmt].bpp;
> plane->drm_format = skl_pixel_formats[fmt].drm_format;
> } else {
> - plane->tiled = !!(val & DISPPLANE_TILED);
> + plane->tiled = val & DISPPLANE_TILED;
> fmt = bdw_format_to_drm(val & DISPPLANE_PIXFORMAT_MASK);
> plane->bpp = bdw_pixel_formats[fmt].bpp;
> plane->drm_format = bdw_pixel_formats[fmt].drm_format;
> --
oh, sorry that forgot to update on BDW part. Could you provide the
Fixes: line and better cc kernel stable?
thanks
--
Open Source Technology Center, Intel ltd.
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