Messages in this thread | | | Date | Tue, 12 Jul 2022 17:22:03 +0300 | Subject | Re: [PATCH v2] drm/syncobj: Fix sync syncobj issue | From | Lionel Landwerlin <> |
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I'll let Lucas comment. I've only looked a little at it. From what I remember just enabling sw_signaling was enough to fix the issue.
-Lionel
On 12/07/2022 13:26, Christian König wrote: > Ping to the Intel guys here. Especially Lucas/Nirmoy/Lionel. > > IIRC you stumbled over that problem as well, have you found any solution? > > Regards, > Christian. > > Am 07.07.22 um 12:29 schrieb jie1zhan: >> enable signaling after flatten dma_fence_chains on transfer >> >> Signed-off-by: jie1zhan <jesse.zhang@amd.com> >> --- >> drivers/gpu/drm/drm_syncobj.c | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/drivers/gpu/drm/drm_syncobj.c >> b/drivers/gpu/drm/drm_syncobj.c >> index 7e48dcd1bee4..0d9d3577325f 100644 >> --- a/drivers/gpu/drm/drm_syncobj.c >> +++ b/drivers/gpu/drm/drm_syncobj.c >> @@ -920,6 +920,7 @@ static int >> drm_syncobj_transfer_to_timeline(struct drm_file *file_private, >> if (ret) >> goto err_free_fence; >> + dma_fence_enable_sw_signaling(fence); >> chain = dma_fence_chain_alloc(); >> if (!chain) { >> ret = -ENOMEM; >
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