diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_fence.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_fence.c | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c index 1334868a3eeb..d820ad29dfe1 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.c +++ b/drivers/gpu/drm/nouveau/nouveau_fence.c @@ -330,9 +330,18 @@ semaphore_acquire(struct nouveau_channel *chan, struct nouveau_semaphore *sema) int ret; if (dev_priv->chipset < 0x84) { - ret = RING_SPACE(chan, 3); - if (ret) - return ret; + if (dev_priv->chipset < 0x50) { + ret = RING_SPACE(chan, 3); + if (ret) + return ret; + } else { + ret = RING_SPACE(chan, 5); + if (ret) + return ret; + + BEGIN_RING(chan, NvSubSw, NV_SW_YIELD, 1); + OUT_RING (chan, 0); + } BEGIN_RING(chan, NvSubSw, NV_SW_SEMAPHORE_OFFSET, 2); OUT_RING (chan, sema->mem->start); @@ -401,7 +410,7 @@ semaphore_release(struct nouveau_channel *chan, struct nouveau_semaphore *sema) int ret; if (dev_priv->chipset < 0x84) { - ret = RING_SPACE(chan, 4); + ret = RING_SPACE(chan, (dev_priv->chipset != 0x50) ? 4 : 6); if (ret) return ret; @@ -409,6 +418,10 @@ semaphore_release(struct nouveau_channel *chan, struct nouveau_semaphore *sema) OUT_RING (chan, sema->mem->start); BEGIN_RING(chan, NvSubSw, NV_SW_SEMAPHORE_RELEASE, 1); OUT_RING (chan, 1); + if (dev_priv->chipset == 0x50) { + BEGIN_RING(chan, NvSubSw, NV_SW_YIELD, 1); + OUT_RING (chan, 0); + } } else if (dev_priv->chipset < 0xc0) { /* |