nv-tegra-mirror/linux-nvgpu
1
0
Fork 0
mirror of git://nv-tegra.nvidia.com/linux-nvgpu.git synced 2025-12-23 09:57:08 +03:00
Code Issues Packages Projects Releases Wiki Activity

gpu: nvgpu: Add support for loading ctxsw encrypted binaries

Browse Source 
Add checks to load encrypted CTXSW binaries for T234,
when executing in silicon; else load the non encrypted
binaries.

Jira NVGPU-9303

Change-Id: Icf55ed76b1a7340006b00d1c24472d26462a880c
Signed-off-by: mpoojary <mpoojary@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2819642
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
Reviewed-by: Dinesh Kamalakannan <dineshka@nvidia.com>
Reviewed-by: Ankur Kishore <ankkishore@nvidia.com>
This commit is contained in:
mpoojary
2022-12-01 05:40:45 +00:00
committed by mobile promotions
parent 2509287e71
commit 9b73378362
16 changed files with 183 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
drivers/gpu/nvgpu/common/acr/acr_blob_construct.c
View File

@@ -27,6 +27,7 @@
#include <nvgpu/bug.h>
#include <nvgpu/gr/gr_falcon.h>
#include <nvgpu/gr/gr_utils.h>
#include <nvgpu/soc.h>
#include "nvgpu_acr_interface.h"
#include "acr_blob_construct.h"
@@ -190,9 +191,15 @@ int nvgpu_acr_lsf_fecs_ucode_details(struct gk20a *g, void *lsf_ucode_img)
GM20B_FECS_UCODE_SIG,
g->acr->fw_load_flag);
} else {
fecs_sig = nvgpu_request_firmware(g,
GA10B_FECS_UCODE_PKC_SIG,
g->acr->fw_load_flag);
if (nvgpu_platform_is_simulation(g)) {
fecs_sig = nvgpu_request_firmware(g,
GA10B_FECS_UCODE_PKC_SIG,
g->acr->fw_load_flag);
} else {
fecs_sig = nvgpu_request_firmware(g,
GA10B_FECS_UCODE_ENCRYPT_PKC_SIG,
g->acr->fw_load_flag);
}
}
break;
#ifdef CONFIG_NVGPU_DGPU
@@ -333,9 +340,15 @@ int nvgpu_acr_lsf_gpccs_ucode_details(struct gk20a *g, void *lsf_ucode_img)
T18x_GPCCS_UCODE_SIG,
g->acr->fw_load_flag);
} else {
gpccs_sig = nvgpu_request_firmware(g,
GA10B_GPCCS_UCODE_PKC_SIG,
g->acr->fw_load_flag);
if (nvgpu_platform_is_simulation(g)) {
gpccs_sig = nvgpu_request_firmware(g,
GA10B_GPCCS_UCODE_PKC_SIG,
g->acr->fw_load_flag);
} else {
gpccs_sig = nvgpu_request_firmware(g,
GA10B_GPCCS_UCODE_ENCRYPT_PKC_SIG,
g->acr->fw_load_flag);
}
}
break;
#ifdef CONFIG_NVGPU_DGPU