ARM: SoC: convert ux500 to SMP operations

Convert ux500 platforms to use struct smp_operations to provide
their SMP and CPU hotplug operations.

Cc: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Acked-by: srinidhi kasagar <srinidhi.kasagar@stericsson.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
这个提交包含在:
Marc Zyngier
2011-09-08 13:15:22 +01:00
提交者 Arnd Bergmann
父节点 44ea349f5b
当前提交 5ac21a943e
修改 4 个文件,包含 30 行新增31 行删除

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@@ -58,7 +58,7 @@ static void __iomem *scu_base_addr(void)
static DEFINE_SPINLOCK(boot_lock);
void __cpuinit platform_secondary_init(unsigned int cpu)
static void __cpuinit ux500_secondary_init(unsigned int cpu)
{
/*
* if any interrupts are already enabled for the primary
@@ -80,7 +80,7 @@ void __cpuinit platform_secondary_init(unsigned int cpu)
spin_unlock(&boot_lock);
}
int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
static int __cpuinit ux500_boot_secondary(unsigned int cpu, struct task_struct *idle)
{
unsigned long timeout;
@@ -145,7 +145,7 @@ static void __init wakeup_secondary(void)
* Initialise the CPU possible map early - this describes the CPUs
* which may be present or become present in the system.
*/
void __init smp_init_cpus(void)
static void __init ux500_smp_init_cpus(void)
{
void __iomem *scu_base = scu_base_addr();
unsigned int i, ncores;
@@ -165,9 +165,19 @@ void __init smp_init_cpus(void)
set_smp_cross_call(gic_raise_softirq);
}
void __init platform_smp_prepare_cpus(unsigned int max_cpus)
static void __init ux500_smp_prepare_cpus(unsigned int max_cpus)
{
scu_enable(scu_base_addr());
wakeup_secondary();
}
struct smp_operations ux500_smp_ops __initdata = {
.smp_init_cpus = ux500_smp_init_cpus,
.smp_prepare_cpus = ux500_smp_prepare_cpus,
.smp_secondary_init = ux500_secondary_init,
.smp_boot_secondary = ux500_boot_secondary,
#ifdef CONFIG_HOTPLUG_CPU
.cpu_die = ux500_cpu_die,
#endif
};