drm/radeon: add indirect accessors for UVD CTX registers
These are needed for certain UVD power saving features.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/radeon/r600_reg.h b/drivers/gpu/drm/radeon/r600_reg.h
index 58c86cc..3ef2026 100644
--- a/drivers/gpu/drm/radeon/r600_reg.h
+++ b/drivers/gpu/drm/radeon/r600_reg.h
@@ -34,6 +34,9 @@
#define R600_RCU_INDEX 0x0100
#define R600_RCU_DATA 0x0104
+#define R600_UVD_CTX_INDEX 0xf4a0
+#define R600_UVD_CTX_DATA 0xf4a4
+
#define R600_MC_VM_FB_LOCATION 0x2180
#define R600_MC_FB_BASE_MASK 0x0000FFFF
#define R600_MC_FB_BASE_SHIFT 0