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drm/tegra: Add support for secondary syncpoint

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Add support for secondary (non-job tracking) syncpoint used for
NVENC slice encoding.

Bug 3589873

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Change-Id: I80204c23486dd476c6b67a3897934f301833c7f5
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2729281
Reviewed-by: svc_kernel_abi <svc_kernel_abi@nvidia.com>
Reviewed-by: Jonathan Hunter <jonathanh@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
Mikko Perttunen
2022-06-15 14:42:09 +03:00
committed by Laxman Dewangan
parent 9734cc0d92
commit 381919e9c3
3 changed files with 32 additions and 1 deletions
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15
drivers/gpu/drm/tegra/submit.c
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@@ -350,6 +350,16 @@ static int submit_get_syncpt(struct tegra_drm_context *context, struct host1x_jo
job->syncpt = host1x_syncpt_get(sp);
job->syncpt_incrs = args->syncpt.increments;
if (args->flags & DRM_TEGRA_SUBMIT_SECONDARY_SYNCPT) {
sp = xa_load(syncpoints, args->secondary_syncpt_id);
if (!sp) {
SUBMIT_ERR(context, "secondary syncpt was not allocated");
return -EINVAL;
}
job->secondary_syncpt = host1x_syncpt_get(sp);
}
return 0;
}
@@ -532,6 +542,11 @@ int tegra_drm_ioctl_channel_submit(struct drm_device *drm, void *data,
return -EINVAL;
}
if (args->flags & !(DRM_TEGRA_SUBMIT_SECONDARY_SYNCPT)) {
SUBMIT_ERR(context, "invalid flags '%#x'", args->flags);
goto unlock;
}
if (args->syncobj_in) {
struct dma_fence *fence;