From mboxrd@z Thu Jan 1 00:00:00 1970 From: sanjay.rawat@linaro.org (Sanjay Singh Rawat) Date: Fri, 31 May 2013 16:14:26 +0530 Subject: [PATCH] ARM: zynq: wfi exit on same cpu is valid Message-ID: <1369997066-10585-1-git-send-email-sanjay.rawat@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The current code considers every wakeup as spurious, which is not correct. Handle the same way as other arm platforms are doing. Signed-off-by: Sanjay Singh Rawat --- arch/arm/mach-zynq/hotplug.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm/mach-zynq/hotplug.c b/arch/arm/mach-zynq/hotplug.c index c89672b..a1ab22c 100644 --- a/arch/arm/mach-zynq/hotplug.c +++ b/arch/arm/mach-zynq/hotplug.c @@ -67,6 +67,13 @@ static inline void zynq_platform_do_lowpower(unsigned int cpu, int *spurious) dsb(); wfi(); + if (pen_release == cpu_logical_map(cpu)) { + /* + * OK, proper wakeup, we're done + */ + break; + } + /* * Getting here, means that we have come out of WFI without * having been woken up - this shouldn't happen -- 1.7.9.5