drm/radeon/kms: add pageflip ioctl support (v3)
This adds support for dri2 pageflipping.
v2: precision updates from Mario Kleiner.
v3: Multihead fixes from Mario Kleiner; missing crtc offset
add note about update pending bit on pre-avivo chips
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Mario Kleiner <mario.kleiner@tuebingen.mpg.de>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/r500_reg.h b/drivers/gpu/drm/radeon/r500_reg.h
index 6ac1f60..fc43705 100644
--- a/drivers/gpu/drm/radeon/r500_reg.h
+++ b/drivers/gpu/drm/radeon/r500_reg.h
@@ -355,6 +355,8 @@
#define AVIVO_D1CRTC_FRAME_COUNT 0x60a4
#define AVIVO_D1CRTC_STEREO_CONTROL 0x60c4
+#define AVIVO_D1MODE_MASTER_UPDATE_MODE 0x60e4
+
/* master controls */
#define AVIVO_DC_CRTC_MASTER_EN 0x60f8
#define AVIVO_DC_CRTC_TV_CONTROL 0x60fc
@@ -409,8 +411,10 @@
#define AVIVO_D1GRPH_X_END 0x6134
#define AVIVO_D1GRPH_Y_END 0x6138
#define AVIVO_D1GRPH_UPDATE 0x6144
+# define AVIVO_D1GRPH_SURFACE_UPDATE_PENDING (1 << 2)
# define AVIVO_D1GRPH_UPDATE_LOCK (1 << 16)
#define AVIVO_D1GRPH_FLIP_CONTROL 0x6148
+# define AVIVO_D1GRPH_SURFACE_UPDATE_H_RETRACE_EN (1 << 0)
#define AVIVO_D1CUR_CONTROL 0x6400
# define AVIVO_D1CURSOR_EN (1 << 0)