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| author |   Michal Simek <michal.simek@xilinx.com> | 2013-10-31 09:10:16 -0700 |
|---|---|---|
| committer | Michal Simek <michal.simek@xilinx.com> | 2013-12-10 14:17:56 +0100 |
| commit | f1fd2fa62da103ccac5a076457d8dca1b940ba43 (patch) | |
| tree | 387583a622c256a29667905d2d7207f088092a79 /arch/arm/mach-zynq | |
| parent | arm: zynq: Invalidate L1 in secondary boot (diff) | |
| download | linux-dev-f1fd2fa62da103ccac5a076457d8dca1b940ba43.tar.xz linux-dev-f1fd2fa62da103ccac5a076457d8dca1b940ba43.zip | |
arm: zynq: Add support for zynq_cpu_kill function
Use simple hook to slcr to stop cpu.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'arch/arm/mach-zynq')
| -rw-r--r-- | arch/arm/mach-zynq/platsmp.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-zynq/platsmp.c b/arch/arm/mach-zynq/platsmp.c index f6e62c4a0afc..8021499e7b70 100644 --- a/arch/arm/mach-zynq/platsmp.c +++ b/arch/arm/mach-zynq/platsmp.c @@ -121,11 +121,20 @@ 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 }; |