gpu: nvgpu: add accessors for invalid ctx_status

Bug 1826768

Change-Id: I8be2b9c074868206cb95b3bc84d66ea84683b19a
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/1237522
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: Cory Perry <cperry@nvidia.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gp106/hw_fifo_gp106.h b/drivers/gpu/nvgpu/gp106/hw_fifo_gp106.h
index 763b58df..ec02257e 100644
--- a/drivers/gpu/nvgpu/gp106/hw_fifo_gp106.h
+++ b/drivers/gpu/nvgpu/gp106/hw_fifo_gp106.h
@@ -430,6 +430,10 @@ static inline u32 fifo_engine_status_ctx_status_v(u32 r)
 {
         return (r >> 13) & 0x7;
 }
+static inline u32 fifo_engine_status_ctx_status_invalid_v(void)
+{
+        return 0x00000000;
+}
 static inline u32 fifo_engine_status_ctx_status_valid_v(void)
 {
         return 0x00000001;