Re: [PATCH v2] drm/syncobj: Fix sync syncobj issue

Christian König
2022-07-12T10:26:49Z

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;