diff options
| author |   Tina Zhang <tina.zhang@intel.com> | 2018-12-03 16:29:23 +0800 |
|---|---|---|
| committer |   Zhenyu Wang <zhenyuw@linux.intel.com> | 2018-12-03 17:03:21 +0800 |
| commit | a40fa231bb64b33e2cd54cf8ef44a9f89875fa11 (patch) | |
| tree | 866b171eece2f41cebd68cb209813ba7cd4230d2 /drivers/gpu/drm/i915/gvt/fb_decoder.c | |
| parent | drm/i915/gvt: Avoid use-after-free iterating the gtt list (diff) | |
| download | linux-dev-a40fa231bb64b33e2cd54cf8ef44a9f89875fa11.tar.xz linux-dev-a40fa231bb64b33e2cd54cf8ef44a9f89875fa11.zip | |
drm/i915/gvt: Fix tiled memory decoding bug on BDW
Commit b244ffa15c8b ("drm/i915/gvt: Fix drm_format_mod value for vGPU
plane") introduced a regression issue to the tiled memory decoding on BDW.
This patch can fix this issue.
Here is the issue detail: https://github.com/intel/gvt-linux/issues/61
v1->v2:
- Refine the commit message. (Zhenyu)
Fixes: b244ffa15c8b("drm/i915/gvt: Fix drm_format_mod value for vGPU plane")
Signed-off-by: Tina Zhang <tina.zhang@intel.com>
Cc: stable@vger.kernel.org # v4.19+
Cc: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/fb_decoder.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/fb_decoder.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gvt/fb_decoder.c b/drivers/gpu/drm/i915/gvt/fb_decoder.c index 481896fb712a..85e6736f0a32 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; |