From b25d5d86caa049201ddcea77cf1a733a85090698 Mon Sep 17 00:00:00 2001 From: Terje Bergstrom Date: Wed, 29 Aug 2018 09:42:41 -0700 Subject: 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 Reviewed-on: https://git-master.nvidia.com/r/1809225 Reviewed-by: mobile promotions Tested-by: mobile promotions --- drivers/gpu/nvgpu/gm20b/pmu_gm20b.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers/gpu/nvgpu/gm20b/pmu_gm20b.c') diff --git a/drivers/gpu/nvgpu/gm20b/pmu_gm20b.c b/drivers/gpu/nvgpu/gm20b/pmu_gm20b.c index 38970f73..a46f8807 100644 --- a/drivers/gpu/nvgpu/gm20b/pmu_gm20b.c +++ b/drivers/gpu/nvgpu/gm20b/pmu_gm20b.c @@ -271,3 +271,9 @@ void pmu_dump_security_fuses_gm20b(struct gk20a *g) nvgpu_tegra_fuse_read_gcplex_config_fuse(g, &val); nvgpu_err(g, "FUSE_GCPLEX_CONFIG_FUSE_0: 0x%x", val); } + +bool gm20b_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) != 0U; +} -- cgit v1.2.2