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| author | Deepak Rawat <drawat@vmware.com> | 2018-06-20 15:24:05 -0700 |
|---|---|---|
| committer | Thomas Hellstrom <thellstrom@vmware.com> | 2018-07-06 20:16:09 +0200 |
| commit | f9261b30d92f3835891648041ce8699b1fb9a694 (patch) | |
| tree | ae0b1b14fe65440d04b472666d5812df3be3133e /drivers/gpu/drm/vmwgfx/device_include/svga3d_surfacedefs.h | |
| parent | 14b1c33e84295693c3b1a1d7c6ac82b3f384cd17 (diff) | |
| download | linux-f9261b30d92f3835891648041ce8699b1fb9a694.tar.bz2 | |
drm/vmwgfx: Add support for multisampling
Support for SVGA3D_SURFACE_MULTISAMPLE and surface mob size according
to sample count.
Signed-off-by: Deepak Rawat <drawat@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Charmaine Lee <charmainel@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/device_include/svga3d_surfacedefs.h')
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/device_include/svga3d_surfacedefs.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vmwgfx/device_include/svga3d_surfacedefs.h b/drivers/gpu/drm/vmwgfx/device_include/svga3d_surfacedefs.h index 6422e3899cdf..809a4ec68e89 100644 --- a/drivers/gpu/drm/vmwgfx/device_include/svga3d_surfacedefs.h +++ b/drivers/gpu/drm/vmwgfx/device_include/svga3d_surfacedefs.h @@ -1235,6 +1235,26 @@ svga3dsurface_get_serialized_size(SVGA3dSurfaceFormat format, return total_size * num_layers; } +/** + * svga3dsurface_get_serialized_size_extended - Returns the number of bytes + * required for a surface with given parameters. Support for sample count. + */ +static inline u32 +svga3dsurface_get_serialized_size_extended(SVGA3dSurfaceFormat format, + surf_size_struct base_level_size, + u32 num_mip_levels, + u32 num_layers, + u32 num_samples) +{ + uint64_t total_size = + svga3dsurface_get_serialized_size(format, + base_level_size, + num_mip_levels, + num_layers); + total_size *= max_t(u32, 1, num_samples); + + return min_t(uint64_t, total_size, (uint64_t)U32_MAX); +} /** * svga3dsurface_get_pixel_offset - Compute the offset (in bytes) to a pixel |