drm: radeon: Use RADEON_RB3D_DSTCACHE_CTLSTAT instead of RADEON_RB2D_DSTCACHE_CTLSTAT.

The latter seems to be a read-only mirror of the former.

Signed-off-by: Dave Airlie <airlied@linux.ie>

diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c
index 3956628..45f8044 100644 (file)
--- a/drivers/char/drm/radeon_cp.c
+++ b/drivers/char/drm/radeon_cp.c
@@ -864,13 +864,13 @@ static int radeon_do_pixcache_flush(drm_radeon_private_t * dev_priv)
 
        dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
 
-       tmp = RADEON_READ(RADEON_RB2D_DSTCACHE_CTLSTAT);
-       tmp |= RADEON_RB2D_DC_FLUSH_ALL;
-       RADEON_WRITE(RADEON_RB2D_DSTCACHE_CTLSTAT, tmp);
+       tmp = RADEON_READ(RADEON_RB3D_DSTCACHE_CTLSTAT);
+       tmp |= RADEON_RB3D_DC_FLUSH_ALL;
+       RADEON_WRITE(RADEON_RB3D_DSTCACHE_CTLSTAT, tmp);
 
        for (i = 0; i < dev_priv->usec_timeout; i++) {
-               if (!(RADEON_READ(RADEON_RB2D_DSTCACHE_CTLSTAT)
-                     & RADEON_RB2D_DC_BUSY)) {
+               if (!(RADEON_READ(RADEON_RB3D_DSTCACHE_CTLSTAT)
+                     & RADEON_RB3D_DC_BUSY)) {
                        return 0;
                }
                DRM_UDELAY(1);

diff --git a/drivers/char/drm/radeon_drv.h b/drivers/char/drm/radeon_drv.h
index b54b896..2f51d51 100644 (file)
--- a/drivers/char/drm/radeon_drv.h
+++ b/drivers/char/drm/radeon_drv.h
@@ -545,6 +545,11 @@ extern int r300_do_cp_cmdbuf(drm_device_t * dev, DRMFILE filp,
 #      define RADEON_RB3D_ZC_FREE              (1 << 2)
 #      define RADEON_RB3D_ZC_FLUSH_ALL         0x5
 #      define RADEON_RB3D_ZC_BUSY              (1 << 31)
+#define RADEON_RB3D_DSTCACHE_CTLSTAT   0x325c
+#      define RADEON_RB3D_DC_FLUSH             (3 << 0)
+#      define RADEON_RB3D_DC_FREE              (3 << 2)
+#      define RADEON_RB3D_DC_FLUSH_ALL         0xf
+#      define RADEON_RB3D_DC_BUSY              (1 << 31)
 #define RADEON_RB3D_ZSTENCILCNTL       0x1c2c
 #      define RADEON_Z_TEST_MASK               (7 << 4)
 #      define RADEON_Z_TEST_ALWAYS             (7 << 4)
@@ -987,12 +992,12 @@ do {                                                                      \
 } while (0)
 
 #define RADEON_FLUSH_CACHE() do {                                      \
-       OUT_RING( CP_PACKET0( RADEON_RB2D_DSTCACHE_CTLSTAT, 0 ) );      \
+       OUT_RING( CP_PACKET0( RADEON_RB3D_DSTCACHE_CTLSTAT, 0 ) );      \
        OUT_RING( RADEON_RB2D_DC_FLUSH );                               \
 } while (0)
 
 #define RADEON_PURGE_CACHE() do {                                      \
-       OUT_RING( CP_PACKET0( RADEON_RB2D_DSTCACHE_CTLSTAT, 0 ) );      \
+       OUT_RING( CP_PACKET0( RADEON_RB3D_DSTCACHE_CTLSTAT, 0 ) );      \
        OUT_RING( RADEON_RB2D_DC_FLUSH_ALL );                           \
 } while (0)