From: Soren Brinkmann <soren.brinkmann@xilinx.com>
To: Michal Simek <michal.simek@xilinx.com>,
Russell King <linux@arm.linux.org.uk>
Cc: "Sören Brinkmann" <soren.brinkmann@xilinx.com>,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/6] arm: zynq: Add support for zynq_cpu_kill function
Date: Thu, 31 Oct 2013 09:10:16 -0700 [thread overview]
Message-ID: <1383235819-2552-4-git-send-email-soren.brinkmann@xilinx.com> (raw)
In-Reply-To: <1383235819-2552-1-git-send-email-soren.brinkmann@xilinx.com>
From: Michal Simek <michal.simek@xilinx.com>
Use simple hook to slcr to stop cpu.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---
arch/arm/mach-zynq/platsmp.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/arch/arm/mach-zynq/platsmp.c b/arch/arm/mach-zynq/platsmp.c
index daed70682c54..4f592a7efc10 100644
--- a/arch/arm/mach-zynq/platsmp.c
+++ b/arch/arm/mach-zynq/platsmp.c
@@ -126,11 +126,20 @@ static void __init zynq_smp_prepare_cpus(unsigned int max_cpus)
scu_enable(zynq_scu_base);
}
+#ifdef CONFIG_HOTPLUG_CPU
+static int zynq_cpu_kill(unsigned cpu)
+{
+ zynq_slcr_cpu_stop(cpu);
+ return 1;
+}
+#endif
+
struct smp_operations zynq_smp_ops __initdata = {
.smp_init_cpus = zynq_smp_init_cpus,
.smp_prepare_cpus = zynq_smp_prepare_cpus,
.smp_boot_secondary = zynq_boot_secondary,
#ifdef CONFIG_HOTPLUG_CPU
.cpu_die = zynq_platform_cpu_die,
+ .cpu_kill = zynq_cpu_kill,
#endif
};
--
1.8.4.1
next prev parent reply other threads:[~2013-10-31 16:10 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-31 16:10 [PATCH 0/6] arm: zynq: BSP update Soren Brinkmann
2013-10-31 16:10 ` [PATCH 1/6] arm: zynq: platsmp: Fix CPU presence check Soren Brinkmann
2013-10-31 16:17 ` Russell King - ARM Linux
2013-10-31 17:37 ` [PATCH] arm: zynq: platsmp: Remove " Soren Brinkmann
2013-10-31 16:42 ` [PATCH 1/6] arm: zynq: platsmp: Fix " Sudeep KarkadaNagesha
2013-10-31 16:10 ` [PATCH 2/6] arm: zynq: Invalidate L1 in secondary boot Soren Brinkmann
2013-10-31 16:10 ` Soren Brinkmann [this message]
2013-10-31 16:10 ` [PATCH 4/6] arm: zynq: Use of_platform_populate instead of bus_probe Soren Brinkmann
2013-10-31 16:10 ` [PATCH 5/6] arm: zynq: Set proper GIC flags Soren Brinkmann
2013-10-31 16:10 ` [PATCH 6/6] arm: zynq: headsmp: Move .glbl out of actual code Soren Brinkmann
2013-11-06 7:46 ` Michal Simek
2013-11-06 16:41 ` Sören Brinkmann
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