From 0541324abce0225a795222558fdfe35c8dbc5b4f Mon Sep 17 00:00:00 2001 From: Francisco Jerez Date: Mon, 18 Oct 2010 16:15:15 +0200 Subject: [PATCH] drm/nv40: Ignore sync-to-vblank active when waiting for idle. Signed-off-by: Francisco Jerez Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_reg.h | 1 + drivers/gpu/drm/nouveau/nouveau_state.c | 8 +++++++- 2 files changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_reg.h b/drivers/gpu/drm/nouveau/nouveau_reg.h index 1b42541..1bbe703 100644 --- a/drivers/gpu/drm/nouveau/nouveau_reg.h +++ b/drivers/gpu/drm/nouveau/nouveau_reg.h @@ -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 diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index af203cc..82b5818 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -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; -- 2.7.4