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, 7 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/acr_gm20b.c b/drivers/gpu/nvgpu/gm20b/acr_gm20b.c
index 9725ebe7..24112dd3 100644
--- a/drivers/gpu/nvgpu/gm20b/acr_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/acr_gm20b.c
@@ -1141,12 +1141,6 @@ err_release_acr_fw:
         return err;
 }
 
-static u8 pmu_is_debug_mode_en(struct gk20a *g)
-{
-        u32 ctl_stat =  gk20a_readl(g, pwr_pmu_scpctl_stat_r());
-        return pwr_pmu_scpctl_stat_debug_mode_v(ctl_stat);
-}
-
 /*
  * @brief Patch signatures into ucode image
  */
@@ -1160,7 +1154,7 @@ int acr_ucode_patch_sig(struct gk20a *g,
         unsigned int i, *p_sig;
         nvgpu_pmu_dbg(g, " ");
 
-        if (!pmu_is_debug_mode_en(g)) {
+        if (!g->ops.pmu.is_debug_mode_enabled(g)) {
                 p_sig = p_prod_sig;
                 nvgpu_pmu_dbg(g, "PRODUCTION MODE\n");
         } else {