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gpu: nvgpu: report GR_SEMAPHORE_TIMEOUT on PBDMA sema timeout

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As with GR's semaphore acquires that timeout, report
NVGPU_CHANNEL_GR_SEMAPHORE_TIMEOUT to userspace in the error notifier
also when a semaphore acquire timeout interrupt is received from PBDMA.
This timeout is used when the kernel watchdog timer is enabled.

Bug 1782480

Change-Id: I1ceb8632548c5e89febb2b80a5850116a2d4b670
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1574293
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
This commit is contained in:
Konsta Holtta
2017-10-06 10:49:19 +03:00
committed by mobile promotions
parent b41e141778
commit 9b20f2a15e
1 changed files with 1 additions and 0 deletions
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1
drivers/gpu/nvgpu/gk20a/fifo_gk20a.c
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@@ -2341,6 +2341,7 @@ unsigned int gk20a_fifo_handle_pbdma_intr_0(struct gk20a *g, u32 pbdma_id,
rc_type = RC_TYPE_PBDMA_FAULT;
nvgpu_err(g,
"semaphore acquire timeout!");
*error_notifier = NVGPU_CHANNEL_GR_SEMAPHORE_TIMEOUT;
}
*handled |= pbdma_intr_0_acquire_pending_f();
}