drm/radeon/kms: add info query for tile pipes
needed by mesa for htile setup.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index bf7d4c0..871df03 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -221,6 +221,19 @@
return -EINVAL;
}
break;
+ case RADEON_INFO_NUM_TILE_PIPES:
+ if (rdev->family >= CHIP_CAYMAN)
+ value = rdev->config.cayman.max_tile_pipes;
+ else if (rdev->family >= CHIP_CEDAR)
+ value = rdev->config.evergreen.max_tile_pipes;
+ else if (rdev->family >= CHIP_RV770)
+ value = rdev->config.rv770.max_tile_pipes;
+ else if (rdev->family >= CHIP_R600)
+ value = rdev->config.r600.max_tile_pipes;
+ else {
+ return -EINVAL;
+ }
+ break;
default:
DRM_DEBUG_KMS("Invalid request %d\n", info->request);
return -EINVAL;