diff options
author | David S. Miller <davem@davemloft.net> | 2012-10-03 07:02:10 +0400 |
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committer | David S. Miller <davem@davemloft.net> | 2012-10-03 07:02:10 +0400 |
commit | 954f9ac43b87b44152b8c21163cefd466a87145e (patch) | |
tree | 31c4197f975c66c96976948663e6ce844900b41a /arch/arm/mach-exynos/platsmp.c | |
parent | 1b62ca7bf5775bed048032b7e779561e1fe66aa0 (diff) | |
parent | 7fe0b14b725d6d09a1d9e1409bd465cb88b587f9 (diff) | |
download | linux-954f9ac43b87b44152b8c21163cefd466a87145e.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux
There's a Niagara 2 memcpy fix in this tree and I have
a Kconfig fix from Dave Jones which requires the sparc-next
changes which went upstream yesterday.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/arm/mach-exynos/platsmp.c')
-rw-r--r-- | arch/arm/mach-exynos/platsmp.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c index 36c3984aaa47..8d57e4223bdb 100644 --- a/arch/arm/mach-exynos/platsmp.c +++ b/arch/arm/mach-exynos/platsmp.c @@ -32,19 +32,14 @@ #include <plat/cpu.h> +#include "common.h" + extern void exynos4_secondary_startup(void); #define CPU1_BOOT_REG (samsung_rev() == EXYNOS4210_REV_1_1 ? \ S5P_INFORM5 : S5P_VA_SYSRAM) /* - * control for which core is the next to come out of the secondary - * boot "holding pen" - */ - -volatile int __cpuinitdata pen_release = -1; - -/* * Write pen_release in a way that is guaranteed to be visible to all * observers, irrespective of whether they're taking part in coherency * or not. This is necessary for the hotplug code to work reliably. @@ -64,7 +59,7 @@ static void __iomem *scu_base_addr(void) static DEFINE_SPINLOCK(boot_lock); -void __cpuinit platform_secondary_init(unsigned int cpu) +static void __cpuinit exynos_secondary_init(unsigned int cpu) { /* * if any interrupts are already enabled for the primary @@ -86,7 +81,7 @@ 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 exynos_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; @@ -161,7 +156,7 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) * which may be present or become present in the system. */ -void __init smp_init_cpus(void) +static void __init exynos_smp_init_cpus(void) { void __iomem *scu_base = scu_base_addr(); unsigned int i, ncores; @@ -184,7 +179,7 @@ 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 exynos_smp_prepare_cpus(unsigned int max_cpus) { if (!soc_is_exynos5250()) scu_enable(scu_base_addr()); @@ -198,3 +193,13 @@ void __init platform_smp_prepare_cpus(unsigned int max_cpus) __raw_writel(virt_to_phys(exynos4_secondary_startup), CPU1_BOOT_REG); } + +struct smp_operations exynos_smp_ops __initdata = { + .smp_init_cpus = exynos_smp_init_cpus, + .smp_prepare_cpus = exynos_smp_prepare_cpus, + .smp_secondary_init = exynos_secondary_init, + .smp_boot_secondary = exynos_boot_secondary, +#ifdef CONFIG_HOTPLUG_CPU + .cpu_die = exynos_cpu_die, +#endif +}; |