diff options
Diffstat (limited to 'arch/arm/mach-realview')
-rw-r--r-- | arch/arm/mach-realview/core.h | 3 | ||||
-rw-r--r-- | arch/arm/mach-realview/hotplug.c | 16 | ||||
-rw-r--r-- | arch/arm/mach-realview/platsmp.c | 18 | ||||
-rw-r--r-- | arch/arm/mach-realview/realview_pb11mp.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-realview/realview_pbx.c | 1 |
5 files changed, 20 insertions, 19 deletions
diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h index f8f2c0ac4c01..78cd970c80f2 100644 --- a/arch/arm/mach-realview/core.h +++ b/arch/arm/mach-realview/core.h @@ -56,4 +56,7 @@ extern void realview_init_early(void); extern void realview_fixup(struct tag *tags, char **from, struct meminfo *meminfo); +extern struct smp_operations realview_smp_ops; +extern void realview_cpu_die(unsigned int cpu); + #endif diff --git a/arch/arm/mach-realview/hotplug.c b/arch/arm/mach-realview/hotplug.c index 57d9efba2956..fef4f4495225 100644 --- a/arch/arm/mach-realview/hotplug.c +++ b/arch/arm/mach-realview/hotplug.c @@ -89,17 +89,12 @@ static inline void platform_do_lowpower(unsigned int cpu, int *spurious) } } -int platform_cpu_kill(unsigned int cpu) -{ - return 1; -} - /* * platform-specific code to shutdown a CPU * * Called with IRQs disabled */ -void platform_cpu_die(unsigned int cpu) +void __ref realview_cpu_die(unsigned int cpu) { int spurious = 0; @@ -118,12 +113,3 @@ void platform_cpu_die(unsigned int cpu) if (spurious) pr_warn("CPU%u: %u spurious wakeup calls\n", cpu, spurious); } - -int platform_cpu_disable(unsigned int cpu) -{ - /* - * we don't allow CPU 0 to be shutdown (it is still too special - * e.g. clock tick interrupts) - */ - return cpu == 0 ? -EPERM : 0; -} diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c index 17c878ddbc70..300f7064465d 100644 --- a/arch/arm/mach-realview/platsmp.c +++ b/arch/arm/mach-realview/platsmp.c @@ -22,9 +22,9 @@ #include <mach/board-pb11mp.h> #include <mach/board-pbx.h> -#include "core.h" +#include <plat/platsmp.h> -extern void versatile_secondary_startup(void); +#include "core.h" static void __iomem *scu_base_addr(void) { @@ -43,7 +43,7 @@ static void __iomem *scu_base_addr(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 realview_smp_init_cpus(void) { void __iomem *scu_base = scu_base_addr(); unsigned int i, ncores; @@ -63,7 +63,7 @@ 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 realview_smp_prepare_cpus(unsigned int max_cpus) { scu_enable(scu_base_addr()); @@ -77,3 +77,13 @@ void __init platform_smp_prepare_cpus(unsigned int max_cpus) __raw_writel(virt_to_phys(versatile_secondary_startup), __io_address(REALVIEW_SYS_FLAGSSET)); } + +struct smp_operations realview_smp_ops __initdata = { + .smp_init_cpus = realview_smp_init_cpus, + .smp_prepare_cpus = realview_smp_prepare_cpus, + .smp_secondary_init = versatile_secondary_init, + .smp_boot_secondary = versatile_boot_secondary, +#ifdef CONFIG_HOTPLUG_CPU + .cpu_die = realview_cpu_die, +#endif +}; diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c index a98c536e3327..2eacda179f77 100644 --- a/arch/arm/mach-realview/realview_pb11mp.c +++ b/arch/arm/mach-realview/realview_pb11mp.c @@ -366,6 +366,7 @@ static void __init realview_pb11mp_init(void) MACHINE_START(REALVIEW_PB11MP, "ARM-RealView PB11MPCore") /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */ .atag_offset = 0x100, + .smp = smp_ops(realview_smp_ops), .fixup = realview_fixup, .map_io = realview_pb11mp_map_io, .init_early = realview_init_early, diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c index 3f2f605624e9..2cd4f157c6fc 100644 --- a/arch/arm/mach-realview/realview_pbx.c +++ b/arch/arm/mach-realview/realview_pbx.c @@ -403,6 +403,7 @@ static void __init realview_pbx_init(void) MACHINE_START(REALVIEW_PBX, "ARM-RealView PBX") /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */ .atag_offset = 0x100, + .smp = smp_ops(realview_smp_ops), .fixup = realview_pbx_fixup, .map_io = realview_pbx_map_io, .init_early = realview_init_early, |