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R300+: fixup pixcache flush
authorAlex Deucher <alex@cube.(none)>
Mon, 12 May 2008 13:30:47 +0000 (09:30 -0400)
committerAlex Deucher <alex@cube.(none)>
Mon, 12 May 2008 13:30:47 +0000 (09:30 -0400)
shared-core/radeon_cp.c

index d6887f1..21225cf 100644 (file)
@@ -16222,16 +16222,36 @@ static int radeon_do_pixcache_flush(drm_radeon_private_t * dev_priv)
 
        dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
 
-       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_RB3D_DSTCACHE_CTLSTAT)
-                     & RADEON_RB3D_DC_BUSY)) {
-                       return 0;
+       if ((dev_priv->flags & RADEON_FAMILY_MASK) <= CHIP_RV280) {
+               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_RB3D_DSTCACHE_CTLSTAT)
+                             & RADEON_RB3D_DC_BUSY)) {
+                               return 0;
+                       }
+                       DRM_UDELAY(1);
+               }
+       } else {
+               /* 3D */
+               tmp = RADEON_READ(R300_RB3D_DSTCACHE_CTLSTAT);
+               tmp |= RADEON_RB3D_DC_FLUSH_ALL;
+               RADEON_WRITE(R300_RB3D_DSTCACHE_CTLSTAT, tmp);
+
+               /* 2D */
+               tmp = RADEON_READ(RADEON_RB2D_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_RB3D_DC_BUSY)) {
+                               return 0;
+                       }
+                       DRM_UDELAY(1);
                }
-               DRM_UDELAY(1);
        }
 
 #if RADEON_FIFO_DEBUG