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drm/nv40: Ignore sync-to-vblank active when waiting for idle. 

Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Francisco Jerez 2010-10-18 16:15:15 +02:00 committed by Ben Skeggs
parent 889fa93dc0
commit 0541324abc
2 changed files with 8 additions and 1 deletions
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1
drivers/gpu/drm/nouveau/nouveau_reg.h
View File

@ -332,6 +332,7 @@
#define NV04_PGRAPH_BSWIZZLE5 0x004006A0
#define NV03_PGRAPH_STATUS 0x004006B0
#define NV04_PGRAPH_STATUS 0x00400700
# define NV40_PGRAPH_STATUS_SYNC_STALL 0x00004000
#define NV04_PGRAPH_TRAPPED_ADDR 0x00400704
#define NV04_PGRAPH_TRAPPED_DATA 0x00400708
#define NV04_PGRAPH_SURFACE 0x0040070C

8
drivers/gpu/drm/nouveau/nouveau_state.c
View File

@ -1105,7 +1105,13 @@ bool nouveau_wait_until(struct drm_device *dev, uint64_t timeout,
/* Waits for PGRAPH to go completely idle */
bool nouveau_wait_for_idle(struct drm_device *dev)
{
if (!nv_wait(dev, NV04_PGRAPH_STATUS, 0xffffffff, 0x00000000)) {
struct drm_nouveau_private *dev_priv = dev->dev_private;
uint32_t mask = ~0;
if (dev_priv->card_type == NV_40)
mask &= ~NV40_PGRAPH_STATUS_SYNC_STALL;
if (!nv_wait(dev, NV04_PGRAPH_STATUS, mask, 0)) {
NV_ERROR(dev, "PGRAPH idle timed out with status 0x%08x\n",
nv_rd32(dev, NV04_PGRAPH_STATUS));
return false;