gpu: nvgpu: dump gpu status on channel wdt

To get more useful debug info, dump gpu status
on channel watchdog timeout.

Bug 200163782

Change-Id: Ie160e3a65650b87f812e0c1d1d9b54814b45a1d7
Signed-off-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: http://git-master/r/1115439
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
index 0dd1fb8b..20976992 100644
--- a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
@@ -1706,6 +1706,10 @@ static void gk20a_channel_timeout_handler(struct work_struct *work)
         /* Need global lock since multiple channels can timeout at a time */
         mutex_lock(&g->ch_wdt_lock);
 
+        gk20a_debug_dump(g->dev);
+        gk20a_gr_debug_dump(g->dev);
+
+
         /* Get timed out job and reset the timer */
         mutex_lock(&ch->timeout.lock);
         job = ch->timeout.job;