From ea13e5abf807ea912ce84eef6a1946b9a38c6508 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Thu, 23 Jan 2020 15:39:27 +1000 Subject: drm/nouveau: signal pending fences when channel has been killed Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_chan.c | 2 ++ drivers/gpu/drm/nouveau/nouveau_fence.c | 10 +++++++++- drivers/gpu/drm/nouveau/nouveau_fence.h | 1 + 3 files changed, 12 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/nouveau') diff --git a/drivers/gpu/drm/nouveau/nouveau_chan.c b/drivers/gpu/drm/nouveau/nouveau_chan.c index 282fd90b65e1..d9381a053169 100644 --- a/drivers/gpu/drm/nouveau/nouveau_chan.c +++ b/drivers/gpu/drm/nouveau/nouveau_chan.c @@ -55,6 +55,8 @@ nouveau_channel_killed(struct nvif_notify *ntfy) struct nouveau_cli *cli = (void *)chan->user.client; NV_PRINTK(warn, cli, "channel %d killed!\n", chan->chid); atomic_set(&chan->killed, 1); + if (chan->fence) + nouveau_fence_context_kill(chan->fence, -ENODEV); return NVIF_NOTIFY_DROP; } diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c index 70bb6bb97af8..666f2090d92b 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.c +++ b/drivers/gpu/drm/nouveau/nouveau_fence.c @@ -87,7 +87,7 @@ nouveau_local_fence(struct dma_fence *fence, struct nouveau_drm *drm) } void -nouveau_fence_context_del(struct nouveau_fence_chan *fctx) +nouveau_fence_context_kill(struct nouveau_fence_chan *fctx, int error) { struct nouveau_fence *fence; @@ -95,11 +95,19 @@ nouveau_fence_context_del(struct nouveau_fence_chan *fctx) while (!list_empty(&fctx->pending)) { fence = list_entry(fctx->pending.next, typeof(*fence), head); + if (error) + dma_fence_set_error(&fence->base, error); + if (nouveau_fence_signal(fence)) nvif_notify_put(&fctx->notify); } spin_unlock_irq(&fctx->lock); +} +void +nouveau_fence_context_del(struct nouveau_fence_chan *fctx) +{ + nouveau_fence_context_kill(fctx, 0); nvif_notify_fini(&fctx->notify); fctx->dead = 1; diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.h b/drivers/gpu/drm/nouveau/nouveau_fence.h index c9e24baaaa4f..4887caa69c65 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.h +++ b/drivers/gpu/drm/nouveau/nouveau_fence.h @@ -63,6 +63,7 @@ struct nouveau_fence_priv { void nouveau_fence_context_new(struct nouveau_channel *, struct nouveau_fence_chan *); void nouveau_fence_context_del(struct nouveau_fence_chan *); void nouveau_fence_context_free(struct nouveau_fence_chan *); +void nouveau_fence_context_kill(struct nouveau_fence_chan *, int error); int nv04_fence_create(struct nouveau_drm *); int nv04_fence_mthd(struct nouveau_channel *, u32, u32, u32); -- cgit v1.2.3-59-g8ed1b