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gpu: nvgpu: Read current_volt from vol_rail_get_status

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-Latest ucode doesn't support get_voltage RPC, the data
can be extracted from data obtained by volt_rail_get_status
board_obj cmd. Updating the debugfs node to read the data from
volt_rail_get_status.

JIRA NVGPU-3815

Change-Id: I85f84a757425411725773802c20f05063b222afc
Signed-off-by: rmylavarapu <rmylavarapu@nvidia.com>
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2153387
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
rmylavarapu
2019-07-15 16:30:51 +05:30
committed by mobile promotions
parent 89eec35887
commit e786c3fc35
3 changed files with 31 additions and 1 deletions
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2
drivers/gpu/nvgpu/os/linux/debug_volt.c
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@@ -25,7 +25,7 @@ static int get_curr_voltage(void *data, u64 *val)
u32 readval;
int err;
err = nvgpu_volt_get_voltage(g, CTRL_VOLT_DOMAIN_LOGIC, &readval);
err = nvgpu_volt_get_curr_volt_ps35(g, &readval);
if (!err)
*val = readval;