Sagar Kamble c066401be7 gpu: nvgpu: disable nvgpu rpm if genpd support is not available ...

GPU is set to always ON state on safety L4T for SMCU to not fault.
However, nvgpu railgating was always enabled. This will lead to
improper GPU railgate/unrailgate sequence as bpmp will not
powergate/ungate the gpu on suspend and resume requests.

Keeping rpm enabled can lead to ACR failure on resume as it expects
the GPU to be reset on every resume.

Disable nvgpu runtime PM when the power domain node for the gpu is
not defined.

Bug 4111746

Change-Id: I9215ea87dbfbf53360003cac5f8a51d39982ace9
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2904335
Reviewed-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-by: Bibek Basu <bbasu@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>

2023-05-16 02:06:47 -07:00

..

nvgpu

gpu: nvgpu: disable nvgpu rpm if genpd support is not available

2023-05-16 02:06:47 -07:00

Makefile

gpu: nvgpu: move linux configs from Kconfig file

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