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path: root/drivers/gpu/drm/radeon/radeon_cp.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_cp.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_cp.c38
1 files changed, 18 insertions, 20 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index f0de81a5689..3331f88dcfb 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -40,6 +40,7 @@
#define RADEON_FIFO_DEBUG 0
static int radeon_do_cleanup_cp(struct drm_device * dev);
+static void radeon_do_cp_start(drm_radeon_private_t * dev_priv);
static u32 R500_READ_MCIND(drm_radeon_private_t *dev_priv, int addr)
{
@@ -198,23 +199,8 @@ static int radeon_do_pixcache_flush(drm_radeon_private_t * dev_priv)
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(R300_DSTCACHE_CTLSTAT);
- tmp |= RADEON_RB3D_DC_FLUSH_ALL;
- RADEON_WRITE(R300_DSTCACHE_CTLSTAT, tmp);
-
- for (i = 0; i < dev_priv->usec_timeout; i++) {
- if (!(RADEON_READ(R300_DSTCACHE_CTLSTAT)
- & RADEON_RB3D_DC_BUSY)) {
- return 0;
- }
- DRM_UDELAY(1);
- }
+ /* don't flush or purge cache here or lockup */
+ return 0;
}
#if RADEON_FIFO_DEBUG
@@ -237,6 +223,9 @@ static int radeon_do_wait_for_fifo(drm_radeon_private_t * dev_priv, int entries)
return 0;
DRM_UDELAY(1);
}
+ DRM_INFO("wait for fifo failed status : 0x%08X 0x%08X\n",
+ RADEON_READ(RADEON_RBBM_STATUS),
+ RADEON_READ(R300_VAP_CNTL_STATUS));
#if RADEON_FIFO_DEBUG
DRM_ERROR("failed!\n");
@@ -263,6 +252,9 @@ static int radeon_do_wait_for_idle(drm_radeon_private_t * dev_priv)
}
DRM_UDELAY(1);
}
+ DRM_INFO("wait idle failed status : 0x%08X 0x%08X\n",
+ RADEON_READ(RADEON_RBBM_STATUS),
+ RADEON_READ(R300_VAP_CNTL_STATUS));
#if RADEON_FIFO_DEBUG
DRM_ERROR("failed!\n");
@@ -443,14 +435,20 @@ static void radeon_do_cp_start(drm_radeon_private_t * dev_priv)
dev_priv->cp_running = 1;
- BEGIN_RING(6);
-
+ BEGIN_RING(8);
+ /* isync can only be written through cp on r5xx write it here */
+ OUT_RING(CP_PACKET0(RADEON_ISYNC_CNTL, 0));
+ OUT_RING(RADEON_ISYNC_ANY2D_IDLE3D |
+ RADEON_ISYNC_ANY3D_IDLE2D |
+ RADEON_ISYNC_WAIT_IDLEGUI |
+ RADEON_ISYNC_CPSCRATCH_IDLEGUI);
RADEON_PURGE_CACHE();
RADEON_PURGE_ZCACHE();
RADEON_WAIT_UNTIL_IDLE();
-
ADVANCE_RING();
COMMIT_RING();
+
+ dev_priv->track_flush |= RADEON_FLUSH_EMITED | RADEON_PURGE_EMITED;
}
/* Reset the Command Processor. This will not flush any pending