drm/radeon/kms: add wait_for_vblank asic callback
Required for future functionality.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/radeon_reg.h b/drivers/gpu/drm/radeon/radeon_reg.h
index b4ce864..5098634 100644
--- a/drivers/gpu/drm/radeon/radeon_reg.h
+++ b/drivers/gpu/drm/radeon/radeon_reg.h
@@ -539,9 +539,11 @@
#define RADEON_CRTC2_PITCH 0x032c
#define RADEON_CRTC_STATUS 0x005c
+# define RADEON_CRTC_VBLANK_CUR (1 << 0)
# define RADEON_CRTC_VBLANK_SAVE (1 << 1)
# define RADEON_CRTC_VBLANK_SAVE_CLEAR (1 << 1)
#define RADEON_CRTC2_STATUS 0x03fc
+# define RADEON_CRTC2_VBLANK_CUR (1 << 0)
# define RADEON_CRTC2_VBLANK_SAVE (1 << 1)
# define RADEON_CRTC2_VBLANK_SAVE_CLEAR (1 << 1)
#define RADEON_CRTC_V_SYNC_STRT_WID 0x020c