Aaron Tian ef69bbc92b gpu: nvgpu: add unified path of GPU devfreq dev ...

Add a symbolic link: /sys/devices/gpu.0/devfreq_dev which
pointed to GPU devfreq device: /sys/devices/gpu.0/devfreq/
devfreq<N>. The unified path won't be changed when the
number devfreq<N> is changed.

Bug 200588449

Change-Id: If00c9f9517a13a952d54a2963f31db81fd52e6fb
Signed-off-by: Aaron Tian <atian@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2298606
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Leon Yu <leoyu@nvidia.com>
Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2020-12-15 14:13:28 -06:00

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