[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
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