Abdul Salam 8d3427633f gpu: nvgpu: Provide ability to select dgpu freq cap from DT ...

Add support in nvgpu to parse and get the freq cap from DT.
The patch does below
Parse the DT and gets the freq cap value during probe.
During clk_arb init compare this with P0.Max and takes the lowest.
Send change_seq with the new value and set dgpu freq.
Use the lowest for "get points","get default","set VF".

Bug 200556366

Change-Id: Ie10243f9bf83cb5ae07ebcc4cdc8efaffa56c309
Signed-off-by: Abdul Salam <absalam@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2204644
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2020-12-15 14:10:29 -06:00

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