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gpu: nvgpu: disable LSPMU for ga10b safety

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Bug 3456240

Change-Id: I0bb9581d2df46e5cb2dea57794ee0c918394eb66
Signed-off-by: mkumbar <mkumbar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2645646
(cherry picked from commit aab86a06485c94546e11809cdeeefe9906e9b680)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2629878
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
Tested-by: Shashank Singh <shashsingh@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
mkumbar
2021-11-22 16:42:05 +05:30
committed by mobile promotions
parent a372ec9a38
commit 61c6aeec41
2 changed files with 5 additions and 11 deletions
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11
drivers/gpu/nvgpu/common/acr/acr_sw_ga10b.c
View File

@@ -336,22 +336,11 @@ void nvgpu_ga10b_acr_sw_init(struct gk20a *g, struct nvgpu_acr *acr)
nvgpu_log_fn(g, " ");
acr->g = g;
#ifdef CONFIG_NVGPU_NON_FUSA
if (nvgpu_falcon_is_falcon2_enabled(&g->gsp_flcn)) {
nvgpu_set_enabled(g, NVGPU_ACR_NEXT_CORE_ENABLED, true);
nvgpu_set_enabled(g, NVGPU_PKC_LS_SIG_ENABLED, true);
nvgpu_acr_dbg(g, "enabling PKC and next core for GSP/n");
}
#else
if (nvgpu_falcon_is_falcon2_enabled(&g->pmu_flcn)) {
/*
* ACR will be booting on PMU engine so need changes
* in ACR unit
*/
nvgpu_set_enabled(g, NVGPU_ACR_NEXT_CORE_ENABLED, true);
nvgpu_set_enabled(g, NVGPU_PKC_LS_SIG_ENABLED, false);
}
#endif
/* TODO: Make it generic for PMU/GSP */
if (nvgpu_is_enabled(g, NVGPU_ACR_NEXT_CORE_ENABLED)) {

5
drivers/gpu/nvgpu/hal/pmu/pmu_ga10b.c
View File

@@ -36,7 +36,12 @@
bool ga10b_is_pmu_supported(struct gk20a *g)
{
#ifdef CONFIG_NVGPU_LS_PMU
return nvgpu_platform_is_simulation(g) ? false : true;
#else
/* set to false to disable LS PMU ucode support */
return false;
#endif
}
u32 ga10b_pmu_falcon2_base_addr(void)