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2 Commits

Author SHA1 Message Date
Johnny Liu
2529d12c52 platform: tegra: Fix overflow before widen 
To avoid overflow, cast mc_all_actives to type u64.

Bug 3952896

CID 10174209

Signed-off-by: Johnny Liu <johnliu@nvidia.com>
Change-Id: Ic49e56652e32a042f884a7f02aa4c4a878a592d0
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2930556
Reviewed-by: Sachin Nikam <snikam@nvidia.com>
Reviewed-by: svcacv <svcacv@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
 2023-07-05 14:56:22 -07:00
Johnny Liu
1285186621 platform: tegra: Add mc_all central actmon driver 
Actmon DFS for EMC has been moved to BPMP side. This driver simply reads
the exponential moving average counter register of the MC_ALL client and
export the value in the sysfs node to let tegrastats read the
utilization value of the EMC.

Bug 4041434

Signed-off-by: Johnny Liu <johnliu@nvidia.com>
Change-Id: I2b7e6592094d27c47f738fc26ee9091ea209f630
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2912315
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
 2023-05-31 11:33:11 -07:00