[GIT PULL] arm-cci PMU updates for 4.1

Will Deacon will.deacon at arm.com
Thu Apr 2 07:33:35 PDT 2015


On Fri, Mar 27, 2015 at 05:25:00PM +0000, Will Deacon wrote:
> Hi Olof, Arnd,
> 
> Please can you pull the following ARM CCI PMU updates for 4.1? Suzuki
> has reworked parts of the existing driver so that it can be used on CPUs
> booting in non-secure mode (i.e. ARM64 systems) and also make it easier
> to port over to new IP, such as CCI-500.
> 
> It's coming via me as $ARM_PERF_GUY, but Nico has Acked the core driver
> (non-PMU) changes. Note that these have been in next for a bit, but I
> can drop the branch once you've pulled.

Gentle ping as I'm off all next week and won't be able to chase this up...

Will

> --->8
> 
> The following changes since commit 06e5801b8cb3fc057d88cb4dc03c0b64b2744cda:
> 
>   Linux 4.0-rc4 (2015-03-15 17:38:20 -0700)
> 
> are available in the git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git tags/arm-perf-4.1
> 
> for you to fetch changes up to 874c571414d5617f4042298986b6a826816ee885:
> 
>   arm-cci: Fix CCI PMU event validation (2015-03-27 13:45:02 +0000)
> 
> ----------------------------------------------------------------
> CCI-400 PMU updates
> 
> This series reworks some of the CCI-400 PMU code so that it can be used
> on both ARM and ARM64-based systems, without the need to boot in secure
> mode on the latter. This paves the way for CCI-500 support in future.
> 
> ----------------------------------------------------------------
> Suzuki K. Poulose (6):
>       drivers: cci: reject groups spanning multiple HW PMUs
>       arm-cci: Rearrange code for splitting PMU vs driver code
>       arm-cci: Abstract the CCI400 PMU specific definitions
>       arm-cci: Get rid of secure transactions for PMU driver
>       arm-cci: Split the code for PMU vs driver support
>       arm-cci: Fix CCI PMU event validation
> 
>  Documentation/devicetree/bindings/arm/cci.txt |   7 +-
>  arch/arm/include/asm/arm-cci.h                |  42 +++
>  arch/arm/mach-exynos/Kconfig                  |   2 +-
>  arch/arm/mach-vexpress/Kconfig                |   4 +-
>  arch/arm64/include/asm/arm-cci.h              |  27 ++
>  drivers/bus/Kconfig                           |  28 +-
>  drivers/bus/arm-cci.c                         | 517 +++++++++++++++-----------
>  include/linux/arm-cci.h                       |   9 +-
>  8 files changed, 399 insertions(+), 237 deletions(-)
>  create mode 100644 arch/arm/include/asm/arm-cci.h
>  create mode 100644 arch/arm64/include/asm/arm-cci.h



More information about the linux-arm-kernel mailing list