From mboxrd@z Thu Jan 1 00:00:00 1970 From: tom.leiming@gmail.com (tom.leiming at gmail.com) Date: Wed, 2 Mar 2011 18:56:57 +0800 Subject: [patch v2 0/3] arm: pmu: support pmu/perf on OMAP4 Message-ID: <1299063420-22203-1-git-send-email-tom.leiming@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, This patches support pmu irq routed from CTI, such as implemented on OMAP4: - introduce some CTI helpers and registers' definition - introduce .enable_irq and .disable_irq into platform_data, so perf irq handler can handle irq correctly if it is routed from CTI on OMAP4 - configure CTI on OMAP4 so that perf can work on OMAP4 The patches have been tested Ok on Pandaboard, and 'perf' does work after applying them. v2: - move cti related code out of perf_event.c - introduce .enable_irq and .disable_irq into platform_data as suggested by Will. v1: - rebase the patch set against 2.6.38-rc6-next-20110301, fix conflicts, which is pointed out by Will Deacon arch/arm/include/asm/cti.h | 177 +++++++++++++++++++++++++++++++++++++++++ arch/arm/include/asm/pmu.h | 15 +++- arch/arm/kernel/perf_event.c | 15 +++- arch/arm/mach-omap2/dbg44xx.h | 18 ++++ arch/arm/mach-omap2/devices.c | 83 ++++++++++++++++++- 5 files changed, 299 insertions(+), 9 deletions(-) thanks, -- Lei Ming