nv-tegra-mirror/linux-nvgpu
1
0
Fork 0
mirror of git://nv-tegra.nvidia.com/linux-nvgpu.git synced 2025-12-25 02:52:51 +03:00
Code Issues Packages Projects Releases Wiki Activity

gpu: nvgpu: Fix mismatch in Volt boardobj parsing

Browse Source 
There is a mismatch between data parsed by nvgpu struct to pmu struct.
This patch fixes this by correctly parsing the data from vbios and
sending it to pmu.
This was unnoticed till now and started poping up during refactoring.

NVGPU-4492

Change-Id: I75648de41832eadd39aa499a5354705694699238
Signed-off-by: Abdul Salam <absalam@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2289748
Reviewed-by: Automatic_Commit_Validation_User
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: Ramesh Mylavarapu <rmylavarapu@nvidia.com>
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Abdul Salam
2020-02-04 20:32:47 +05:30
committed by Alex Waterman
parent f206c1df9c
commit e21d70574c
2 changed files with 4 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/gpu/nvgpu/common/pmu/volt/volt_policy.c
View File

@@ -332,7 +332,8 @@ static int _volt_policy_grp_pmudatainit_super(struct gk20a *g,
struct nv_pmu_volt_volt_policy_boardobjgrp_set_header *pset =
(struct nv_pmu_volt_volt_policy_boardobjgrp_set_header *)
pboardobjgrppmu;
struct nvgpu_pmu_volt *volt = (struct nvgpu_pmu_volt *)pboardobjgrp;
struct voltage_policy_metadata *volt =
(struct voltage_policy_metadata *)pboardobjgrp;
int status = 0;
status = boardobjgrp_pmudatainit_e32(g, pboardobjgrp, pboardobjgrppmu);
@@ -343,7 +344,7 @@ static int _volt_policy_grp_pmudatainit_super(struct gk20a *g,
goto done;
}
pset->perf_core_vf_seq_policy_idx =
volt->volt_policy_metadata.perf_core_vf_seq_policy_idx;
volt->perf_core_vf_seq_policy_idx;
done:
return status;

2
drivers/gpu/nvgpu/include/nvgpu/pmu/volt.h
View File

@@ -57,8 +57,8 @@ struct voltage_device_metadata {
};
struct voltage_policy_metadata {
u8 perf_core_vf_seq_policy_idx;
struct boardobjgrp_e32 volt_policies;
u8 perf_core_vf_seq_policy_idx;
};
struct nvgpu_pmu_volt {