gpu: nvgpu: add device alarms

Add event definitions for:
- Clock alarm (target frequency not met)
- Thermal alarm (temperature above threshold)
- Power alarm (power above threshold)
- GPU shut down

Jira DNVGPU-186

Change-Id: I52edd44352ed0cba83033949272f41cc9e1c630f
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: http://git-master/r/1249342
(cherry picked from commit 67a6681aade241ff24982771778f7e2193d1cd7f)
Reviewed-on: http://git-master/r/1267157
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.c b/drivers/gpu/nvgpu/gk20a/gk20a.c
index 68a358d8..5ed854d3 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.c
@@ -2071,6 +2071,7 @@ int gk20a_init_gpu_characteristics(struct gk20a *g)
         gpu->dbg_gpu_ioctl_nr_last = NVGPU_DBG_GPU_IOCTL_LAST;
         gpu->ioctl_channel_nr_last = NVGPU_IOCTL_CHANNEL_LAST;
         gpu->as_ioctl_nr_last = NVGPU_AS_IOCTL_LAST;
+        gpu->event_ioctl_nr_last = NVGPU_EVENT_IOCTL_LAST;
         gpu->gpu_va_bit_count = 40;
 
         strlcpy(gpu->chipname, g->ops.name, sizeof(gpu->chipname));