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drm/radeon/kms: add MSAA texture support for r600-evergreen 

Most of the checking seems to be in place already. As you can see,
log2(number of samples) resides in LAST_LEVEL.

This is required for MSAA support (namely for depth-stencil resolve and
blitting between MSAA resources).

Signed-off-by: Marek Olšák <maraeo@gmail.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Marek Olšák 2012-08-09 16:34:16 +02:00 committed by Alex Deucher
parent f00245f182
commit b51ad12a36
3 changed files with 15 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/gpu/drm/radeon/evergreen_cs.c
View File

@ -788,6 +788,13 @@ static int evergreen_cs_track_validate_texture(struct radeon_cs_parser *p,
case V_030000_SQ_TEX_DIM_1D_ARRAY:
case V_030000_SQ_TEX_DIM_2D_ARRAY:
depth = 1;
break;
case V_030000_SQ_TEX_DIM_2D_MSAA:
case V_030000_SQ_TEX_DIM_2D_ARRAY_MSAA:
surf.nsamples = 1 << llevel;
llevel = 0;
depth = 1;
break;
case V_030000_SQ_TEX_DIM_3D:
break;
default:

7
drivers/gpu/drm/radeon/r600_cs.c
View File

@ -1620,8 +1620,13 @@ static int r600_check_texture_resource(struct radeon_cs_parser *p, u32 idx,
case V_038000_SQ_TEX_DIM_2D_ARRAY:
is_array = true;
break;
case V_038000_SQ_TEX_DIM_2D_MSAA:
case V_038000_SQ_TEX_DIM_2D_ARRAY_MSAA:
is_array = true;
/* fall through */
case V_038000_SQ_TEX_DIM_2D_MSAA:
array_check.nsamples = 1 << llevel;
llevel = 0;
break;
default:
dev_warn(p->dev, "this kernel doesn't support %d texture dim\n", G_038000_DIM(word0));
return -EINVAL;

3
drivers/gpu/drm/radeon/radeon_drv.c
View File

@ -60,9 +60,10 @@
* 2.16.0 - fix evergreen 2D tiled surface calculation
* 2.17.0 - add STRMOUT_BASE_UPDATE for r7xx
* 2.18.0 - r600-eg: allow "invalid" DB formats
* 2.19.0 - r600-eg: MSAA textures
*/
#define KMS_DRIVER_MAJOR 2
#define KMS_DRIVER_MINOR 18
#define KMS_DRIVER_MINOR 19
#define KMS_DRIVER_PATCHLEVEL 0
int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
int radeon_driver_unload_kms(struct drm_device *dev);