diff options
author | Marc Zyngier <marc.zyngier@arm.com> | 2011-09-08 12:15:22 (GMT) |
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committer | Arnd Bergmann <arnd@arndb.de> | 2012-09-14 09:14:58 (GMT) |
commit | a62580e58065dc00430b16ced6e7a00837b8323f (patch) | |
tree | d3ec9d533870478e86a2cb5f0fefc937fca7cbfc /arch/arm/mach-shmobile/platsmp.c | |
parent | 5ac21a943e4052ef6743b09b6a06fbb683a3519d (diff) | |
download | linux-a62580e58065dc00430b16ced6e7a00837b8323f.tar.xz |
ARM: SoC: convert shmobile SMP to SMP operations
Convert shmobile SMP platforms to use struct smp_operations to provide
their SMP and CPU hotplug operations.
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Magnus Damm <magnus.damm@gmail.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-shmobile/platsmp.c')
-rw-r--r-- | arch/arm/mach-shmobile/platsmp.c | 96 |
1 files changed, 1 insertions, 95 deletions
diff --git a/arch/arm/mach-shmobile/platsmp.c b/arch/arm/mach-shmobile/platsmp.c index fde0d23..ed8d235 100644 --- a/arch/arm/mach-shmobile/platsmp.c +++ b/arch/arm/mach-shmobile/platsmp.c @@ -11,100 +11,11 @@ * published by the Free Software Foundation. */ #include <linux/init.h> -#include <linux/errno.h> -#include <linux/delay.h> -#include <linux/device.h> #include <linux/smp.h> -#include <linux/io.h> -#include <linux/of.h> #include <asm/hardware/gic.h> -#include <asm/mach-types.h> -#include <mach/common.h> -#include <mach/emev2.h> -#ifdef CONFIG_ARCH_SH73A0 -#define is_sh73a0() (machine_is_ag5evm() || machine_is_kota2() || \ - of_machine_is_compatible("renesas,sh73a0")) -#else -#define is_sh73a0() (0) -#endif - -#define is_r8a7779() machine_is_marzen() - -#ifdef CONFIG_ARCH_EMEV2 -#define is_emev2() of_machine_is_compatible("renesas,emev2") -#else -#define is_emev2() (0) -#endif - -static unsigned int __init shmobile_smp_get_core_count(void) -{ - if (is_sh73a0()) - return sh73a0_get_core_count(); - - if (is_r8a7779()) - return r8a7779_get_core_count(); - - if (is_emev2()) - return emev2_get_core_count(); - - return 1; -} - -static void __init shmobile_smp_prepare_cpus(void) -{ - if (is_sh73a0()) - sh73a0_smp_prepare_cpus(); - - if (is_r8a7779()) - r8a7779_smp_prepare_cpus(); - - if (is_emev2()) - emev2_smp_prepare_cpus(); -} - -int shmobile_platform_cpu_kill(unsigned int cpu) -{ - if (is_r8a7779()) - return r8a7779_platform_cpu_kill(cpu); - - if (is_emev2()) - return emev2_platform_cpu_kill(cpu); - - return 1; -} - -void __cpuinit platform_secondary_init(unsigned int cpu) +void __init shmobile_smp_init_cpus(unsigned int ncores) { - trace_hardirqs_off(); - - if (is_sh73a0()) - sh73a0_secondary_init(cpu); - - if (is_r8a7779()) - r8a7779_secondary_init(cpu); - - if (is_emev2()) - emev2_secondary_init(cpu); -} - -int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) -{ - if (is_sh73a0()) - return sh73a0_boot_secondary(cpu); - - if (is_r8a7779()) - return r8a7779_boot_secondary(cpu); - - if (is_emev2()) - return emev2_boot_secondary(cpu); - - return -ENOSYS; -} - -void __init smp_init_cpus(void) -{ - unsigned int ncores = shmobile_smp_get_core_count(); unsigned int i; if (ncores > nr_cpu_ids) { @@ -118,8 +29,3 @@ void __init smp_init_cpus(void) set_smp_cross_call(gic_raise_softirq); } - -void __init platform_smp_prepare_cpus(unsigned int max_cpus) -{ - shmobile_smp_prepare_cpus(); -} |