diff options
Diffstat (limited to 'linux/mga_state.c')
| -rw-r--r-- | linux/mga_state.c | 21 |
1 files changed, 8 insertions, 13 deletions
diff --git a/linux/mga_state.c b/linux/mga_state.c index dc2c8c30..1e1c2827 100644 --- a/linux/mga_state.c +++ b/linux/mga_state.c @@ -591,20 +591,9 @@ static void mga_dma_dispatch_swap( drm_device_t *dev ) int i; DMA_LOCALS; DRM_DEBUG( __FUNCTION__ ":\n" ); - DRM_DEBUG( " head = 0x%06x\n", *dev_priv->prim.head ); + DRM_DEBUG( " head = 0x%06x\n", MGA_READ( MGA_PRIMADDRESS ) ); - sarea_priv->last_frame.head = dev_priv->prim.tail; - sarea_priv->last_frame.wrap = dev_priv->prim.last_wrap; - - DRM_DEBUG( " tail = 0x%06x\n", dev_priv->prim.tail ); - DRM_DEBUG( " wrap = 0x%06x\n", dev_priv->prim.last_wrap ); - - BEGIN_DMA( 4 + nbox ); - - DMA_BLOCK( MGA_DMAPAD, 0x00000000, - MGA_DMAPAD, 0x00000000, - MGA_DWGSYNC, 0x00007100, - MGA_DWGSYNC, 0x00007000 ); + BEGIN_DMA( 3 + nbox ); DMA_BLOCK( MGA_DSTORG, dev_priv->front_offset, MGA_MACCESS, dev_priv->maccess, @@ -635,6 +624,12 @@ static void mga_dma_dispatch_swap( drm_device_t *dev ) ADVANCE_DMA(); + DRM_DEBUG( " tail = 0x%06x\n", dev_priv->prim.tail ); + DRM_DEBUG( " wrap = 0x%06x\n", dev_priv->prim.last_wrap ); + + sarea_priv->last_frame.head = dev_priv->prim.tail; + sarea_priv->last_frame.wrap = dev_priv->prim.last_wrap; + FLUSH_DMA(); DRM_DEBUG( "%s... done.\n", __FUNCTION__ ); |