diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2010-03-30 12:38:01 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-04-21 12:23:25 +0900 |
| commit | 3366e3585fbf0d40ce6f2382b544851cf4df1654 (patch) | |
| tree | 2d0e01291d103d28bdb67afffb816fa1d7023fbb /arch/sh/kernel/cpu | |
| parent | 4a6feab0ee5240c4bd5378d9f8a46b85718c68a7 (diff) | |
sh: Move platform smp ops in to their own structure.
This cribs the MIPS plat_smp_ops approach for wrapping up the platform
ops. This will allow for mixing and matching different ops on the same
platform in the future.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/cpu')
| -rw-r--r-- | arch/sh/kernel/cpu/sh4a/smp-shx3.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/arch/sh/kernel/cpu/sh4a/smp-shx3.c b/arch/sh/kernel/cpu/sh4a/smp-shx3.c index c98b4574c44e..5c5d50ccbfcd 100644 --- a/arch/sh/kernel/cpu/sh4a/smp-shx3.c +++ b/arch/sh/kernel/cpu/sh4a/smp-shx3.c @@ -1,7 +1,7 @@ /* * SH-X3 SMP * - * Copyright (C) 2007 - 2008 Paul Mundt + * Copyright (C) 2007 - 2010 Paul Mundt * Copyright (C) 2007 Magnus Damm * * This file is subject to the terms and conditions of the GNU General Public @@ -37,7 +37,7 @@ static irqreturn_t ipi_interrupt_handler(int irq, void *arg) return IRQ_HANDLED; } -void __init plat_smp_setup(void) +static void shx3_smp_setup(void) { unsigned int cpu = 0; int i, num; @@ -63,7 +63,7 @@ void __init plat_smp_setup(void) printk(KERN_INFO "Detected %i available secondary CPU(s)\n", num); } -void __init plat_prepare_cpus(unsigned int max_cpus) +static void shx3_prepare_cpus(unsigned int max_cpus) { int i; @@ -76,7 +76,7 @@ void __init plat_prepare_cpus(unsigned int max_cpus) IRQF_DISABLED | IRQF_PERCPU, "IPI", (void *)(long)i); } -void plat_start_cpu(unsigned int cpu, unsigned long entry_point) +static void shx3_start_cpu(unsigned int cpu, unsigned long entry_point) { if (__in_29bit_mode()) __raw_writel(entry_point, RESET_REG(cpu)); @@ -93,12 +93,12 @@ void plat_start_cpu(unsigned int cpu, unsigned long entry_point) __raw_writel(STBCR_RESET | STBCR_LTSLP, STBCR_REG(cpu)); } -int plat_smp_processor_id(void) +static unsigned int shx3_smp_processor_id(void) { return __raw_readl(0xff000048); /* CPIDR */ } -void plat_send_ipi(unsigned int cpu, unsigned int message) +static void shx3_send_ipi(unsigned int cpu, unsigned int message) { unsigned long addr = 0xfe410070 + (cpu * 4); @@ -106,3 +106,11 @@ void plat_send_ipi(unsigned int cpu, unsigned int message) __raw_writel(1 << (message << 2), addr); /* C0INTICI..CnINTICI */ } + +struct plat_smp_ops shx3_smp_ops = { + .smp_setup = shx3_smp_setup, + .prepare_cpus = shx3_prepare_cpus, + .start_cpu = shx3_start_cpu, + .smp_processor_id = shx3_smp_processor_id, + .send_ipi = shx3_send_ipi, +}; |