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authorJonathan Corbet <corbet@lwn.net>2017-05-18 10:19:33 -0600
committerJonathan Corbet <corbet@lwn.net>2017-05-18 10:19:33 -0600
commita1a9af4e9d9ec65c22d3cfe449e0420d17dbedba (patch)
tree05bd08bb1987aa92b84b49b9ee4eee0ba3b2917f /drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
parentdoc: replace FTP URL to kernel.org with HTTPS one (diff)
parentLinux 4.12-rc1 (diff)
downloadlinux-dev-a1a9af4e9d9ec65c22d3cfe449e0420d17dbedba.tar.xz
linux-dev-a1a9af4e9d9ec65c22d3cfe449e0420d17dbedba.zip
Merge tag 'v4.12-rc1' into docs-next
Linux 4.12-rc1
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index cf0500671353..90d1ac8a80f8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
@@ -273,6 +273,9 @@ struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
spin_lock(&ctx->ring_lock);
+ if (seq == ~0ull)
+ seq = ctx->rings[ring->idx].sequence - 1;
+
if (seq >= cring->sequence) {
spin_unlock(&ctx->ring_lock);
return ERR_PTR(-EINVAL);