gpu: nvgpu: Use debug sig for NVDEC if on dbg SKU

Debug fused chips do not have production signature. Use debug
signature for memory unlock binary. Requires also exporting a HAL
for checking debug mode from PMU.

Bug 200445202

Change-Id: I7f88ed6db2fe1c614fe9d4074dbf974c3817f453
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1809225
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/hal_gm20b.c b/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
index 835d18d4..a2b23cca 100644
--- a/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
@@ -550,6 +550,7 @@ static const struct gpu_ops gm20b_ops = {
                 .reset_engine = gk20a_pmu_engine_reset,
                 .is_engine_in_reset = gk20a_pmu_is_engine_in_reset,
                 .get_irqdest = gk20a_pmu_get_irqdest,
+                .is_debug_mode_enabled = gm20b_pmu_is_debug_mode_en,
         },
         .clk = {
                 .init_clk_support = gm20b_init_clk_support,