diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_tiling.c | 1 | ||||
| -rw-r--r-- | include/uapi/drm/i915_drm.h | 6 |
2 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c index d1e7a3e088aa..749ab485569e 100644 --- a/drivers/gpu/drm/i915/i915_gem_tiling.c +++ b/drivers/gpu/drm/i915/i915_gem_tiling.c @@ -458,6 +458,7 @@ i915_gem_get_tiling(struct drm_device *dev, void *data, } /* Hide bit 17 from the user -- see comment in i915_gem_set_tiling */ + args->phys_swizzle_mode = args->swizzle_mode; if (args->swizzle_mode == I915_BIT_6_SWIZZLE_9_17) args->swizzle_mode = I915_BIT_6_SWIZZLE_9; if (args->swizzle_mode == I915_BIT_6_SWIZZLE_9_10_17) diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h index ff57f07c3249..2ec0efcaa719 100644 --- a/include/uapi/drm/i915_drm.h +++ b/include/uapi/drm/i915_drm.h @@ -876,6 +876,12 @@ struct drm_i915_gem_get_tiling { * mmap mapping. */ __u32 swizzle_mode; + + /** + * Returned address bit 6 swizzling required for CPU access through + * mmap mapping whilst bound. + */ + __u32 phys_swizzle_mode; }; struct drm_i915_gem_get_aperture { |