[PATCH v3 0/8] perf: arm: Make PMUv3 driver available for aarch32

Florian Fainelli f.fainelli at gmail.com
Mon Feb 13 14:05:58 PST 2023


On 2/13/23 13:03, Zaid Al-Bassam wrote:
> Currently, PMUv3 driver is only available for ARMv8 aarch64 platforms,
> ARMv8 platorms running in aarch32 mode dont have access to the driver.
> This is, especially, a problem for ARMv8 platforms that only have
> aarch32 support, like the Cortex-A32.
> 
> Make the PMUv3 driver available to arm arch (ARMv8 aarch32) by moving
> the PMUv3 driver from arm64 to drivers, that makes the driver common
> to both arm and arm64 architectures, then add PMUv3 arm Support.
> 
> The main work in this patchset was made a while back by Marc Zyngier
> in [1]. Patchset version 1 [v1] rebases Marc's patches to the latest
> kernel revision and adds additional patches to accommodate the changes
> in the kernel since Marc wrote the patches.
> 
> version 2 [v2] of the patchset was created by Marc Zyngier and I
> picked it up from [2].

Would appreciate being CC'd on next iterations, thanks:

Tested-by: Florian Fainelli <f.fainelli at gmail.com> # Cortex-A53 and 
Cortex-A72
-- 
Florian




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