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drm/radeon/kms: add info query for backend map

Browse source 
The 3D driver need to get the pipe to backend
map to certain things.  Add a query to get the
info.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2011-07-15 19:53:52 +00:00 committed by Dave Airlie
parent 28a4a163b5
commit e55b9422e1
8 changed files with 23 additions and 1 deletions
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1
drivers/gpu/drm/radeon/evergreen.c
View file

@ -2047,6 +2047,7 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
rdev->config.evergreen.tile_config |=
((gb_addr_config & 0x30000000) >> 28) << 12;
rdev->config.evergreen.backend_map = gb_backend_map;
WREG32(GB_BACKEND_MAP, gb_backend_map);
WREG32(GB_ADDR_CONFIG, gb_addr_config);
WREG32(DMIF_ADDR_CONFIG, gb_addr_config);

1
drivers/gpu/drm/radeon/ni.c
View file

@ -833,6 +833,7 @@ static void cayman_gpu_init(struct radeon_device *rdev)
rdev->config.cayman.tile_config |=
((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12;
rdev->config.cayman.backend_map = gb_backend_map;
WREG32(GB_BACKEND_MAP, gb_backend_map);
WREG32(GB_ADDR_CONFIG, gb_addr_config);
WREG32(DMIF_ADDR_CONFIG, gb_addr_config);

1
drivers/gpu/drm/radeon/r600.c
View file

@ -1662,6 +1662,7 @@ void r600_gpu_init(struct radeon_device *rdev)
R6XX_MAX_BACKENDS_MASK) >> 16)),
(cc_rb_backend_disable >> 16));
rdev->config.r600.tile_config = tiling_config;
rdev->config.r600.backend_map = backend_map;
tiling_config |= BACKEND_MAP(backend_map);
WREG32(GB_TILING_CONFIG, tiling_config);
WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff);

3
drivers/gpu/drm/radeon/radeon.h
View file

@ -1003,6 +1003,7 @@ struct r600_asic {
unsigned tiling_npipes;
unsigned tiling_group_size;
unsigned tile_config;
unsigned backend_map;
struct r100_gpu_lockup lockup;
};
@ -1028,6 +1029,7 @@ struct rv770_asic {
unsigned tiling_npipes;
unsigned tiling_group_size;
unsigned tile_config;
unsigned backend_map;
struct r100_gpu_lockup lockup;
};
@ -1054,6 +1056,7 @@ struct evergreen_asic {
unsigned tiling_npipes;
unsigned tiling_group_size;
unsigned tile_config;
unsigned backend_map;
struct r100_gpu_lockup lockup;
};

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

@ -51,9 +51,10 @@
* 2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK, clock crystal query
* 2.9.0 - r600 tiling (s3tc,rgtc) working, SET_PREDICATION packet 3 on r600 + eg, backend query
* 2.10.0 - fusion 2D tiling, initial compute support for the CS checker
* 2.11.0 - backend map
*/
#define KMS_DRIVER_MAJOR 2
#define KMS_DRIVER_MINOR 10
#define KMS_DRIVER_MINOR 11
#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);

13
drivers/gpu/drm/radeon/radeon_kms.c
View file

@ -237,6 +237,19 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
case RADEON_INFO_FUSION_GART_WORKING:
value = 1;
break;
case RADEON_INFO_BACKEND_MAP:
if (rdev->family >= CHIP_CAYMAN)
value = rdev->config.cayman.backend_map;
else if (rdev->family >= CHIP_CEDAR)
value = rdev->config.evergreen.backend_map;
else if (rdev->family >= CHIP_RV770)
value = rdev->config.rv770.backend_map;
else if (rdev->family >= CHIP_R600)
value = rdev->config.r600.backend_map;
else {
return -EINVAL;
}
break;
default:
DRM_DEBUG_KMS("Invalid request %d\n", info->request);
return -EINVAL;

1
drivers/gpu/drm/radeon/rv770.c
View file

@ -778,6 +778,7 @@ static void rv770_gpu_init(struct radeon_device *rdev)
(cc_rb_backend_disable >> 16));
rdev->config.rv770.tile_config = gb_tiling_config;
rdev->config.rv770.backend_map = backend_map;
gb_tiling_config |= BACKEND_MAP(backend_map);
WREG32(GB_TILING_CONFIG, gb_tiling_config);

1
include/drm/radeon_drm.h
View file

@ -911,6 +911,7 @@ struct drm_radeon_cs {
#define RADEON_INFO_NUM_BACKENDS 0x0a /* DB/backends for r600+ - need for OQ */
#define RADEON_INFO_NUM_TILE_PIPES 0x0b /* tile pipes for r600+ */
#define RADEON_INFO_FUSION_GART_WORKING 0x0c /* fusion writes to GTT were broken before this */
#define RADEON_INFO_BACKEND_MAP 0x0d /* pipe to backend map, needed by mesa */
struct drm_radeon_info {
uint32_t request;