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gpu: nvgpu: skip nvgpu syncpoint in usermode submits

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The nvgpu managed syncpoint is not needed for anything if a channel uses
usermode submits; in that case the channel would allocate an
user-managed syncpoint and use that. Create the channel sync in
nvgpu_channel_setup_bind() only if usermode submit is not enabled.

Bug 200466905

Change-Id: I976f4b4fd0c3131cb310c72b286329fb16f1f29a
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1990270
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Konsta Holtta
2019-01-08 16:53:54 +02:00
committed by mobile promotions
parent b75ee294d5
commit d1d1f56c49
1 changed files with 13 additions and 13 deletions
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2
drivers/gpu/nvgpu/common/fifo/channel.c
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@@ -1245,7 +1245,6 @@ int nvgpu_channel_setup_bind(struct channel_gk20a *c,
if (!c->usermode_submit_enabled) { if (!c->usermode_submit_enabled) {
g->ops.fifo.setup_userd(c); g->ops.fifo.setup_userd(c);
}
if (g->aggressive_sync_destroy_thresh == 0U) { if (g->aggressive_sync_destroy_thresh == 0U) {
nvgpu_mutex_acquire(&c->sync_lock); nvgpu_mutex_acquire(&c->sync_lock);
@@ -1264,6 +1263,7 @@ int nvgpu_channel_setup_bind(struct channel_gk20a *c,
} }
} }
} }
}
if (!nvgpu_is_timeouts_enabled(c->g) || !c->timeout.enabled) { if (!nvgpu_is_timeouts_enabled(c->g) || !c->timeout.enabled) {
acquire_timeout = 0; acquire_timeout = 0;