gpu: nvgpu: Fix sched error and recovery race

Fix race between channel recovery and sched error.

Bug 1499214

Change-Id: If95526c7e374703e8941f1b24d3916384261058e
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/405662
(cherry picked from commit f8092e158294260dd9d041dc7f4d2c1872e02474)
Reviewed-on: http://git-master/r/407571
Reviewed-by: Automatic_Commit_Validation_User

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/hw_fifo_gk20a.h b/drivers/gpu/nvgpu/gk20a/hw_fifo_gk20a.h
index a39d3c51..5ebb8365 100644
--- a/drivers/gpu/nvgpu/gk20a/hw_fifo_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/hw_fifo_gk20a.h
@@ -230,6 +230,10 @@ static inline u32 fifo_intr_en_0_r(void)
 {
         return 0x00002140;
 }
+static inline u32 fifo_intr_en_0_sched_error_m(void)
+{
+        return 0x1 << 8;
+}
 static inline u32 fifo_intr_en_1_r(void)
 {
         return 0x00002528;