diff options
Diffstat (limited to 'drivers/char/drm/via_dma.c')
-rw-r--r-- | drivers/char/drm/via_dma.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/char/drm/via_dma.c b/drivers/char/drm/via_dma.c index a691ae74129d..2f72cbefc2ff 100644 --- a/drivers/char/drm/via_dma.c +++ b/drivers/char/drm/via_dma.c | |||
@@ -480,6 +480,7 @@ static int via_hook_segment(drm_via_private_t * dev_priv, | |||
480 | VIA_WRITE(VIA_REG_TRANSET, (HC_ParaType_PreCR << 16)); | 480 | VIA_WRITE(VIA_REG_TRANSET, (HC_ParaType_PreCR << 16)); |
481 | VIA_WRITE(VIA_REG_TRANSPACE, pause_addr_hi); | 481 | VIA_WRITE(VIA_REG_TRANSPACE, pause_addr_hi); |
482 | VIA_WRITE(VIA_REG_TRANSPACE, pause_addr_lo); | 482 | VIA_WRITE(VIA_REG_TRANSPACE, pause_addr_lo); |
483 | VIA_READ(VIA_REG_TRANSPACE); | ||
483 | } | 484 | } |
484 | } | 485 | } |
485 | return paused; | 486 | return paused; |
@@ -557,8 +558,9 @@ static void via_cmdbuf_start(drm_via_private_t * dev_priv) | |||
557 | 558 | ||
558 | VIA_WRITE(VIA_REG_TRANSPACE, pause_addr_hi); | 559 | VIA_WRITE(VIA_REG_TRANSPACE, pause_addr_hi); |
559 | VIA_WRITE(VIA_REG_TRANSPACE, pause_addr_lo); | 560 | VIA_WRITE(VIA_REG_TRANSPACE, pause_addr_lo); |
560 | 561 | DRM_WRITEMEMORYBARRIER(); | |
561 | VIA_WRITE(VIA_REG_TRANSPACE, command | HC_HAGPCMNT_MASK); | 562 | VIA_WRITE(VIA_REG_TRANSPACE, command | HC_HAGPCMNT_MASK); |
563 | VIA_READ(VIA_REG_TRANSPACE); | ||
562 | } | 564 | } |
563 | 565 | ||
564 | static void via_pad_cache(drm_via_private_t * dev_priv, int qwords) | 566 | static void via_pad_cache(drm_via_private_t * dev_priv, int qwords) |