mirror of https://gitee.com/openkylin/linux.git
[MIPS] SMTC: De-obscure Malta hooks.
Should now be understandable why the thing works ... Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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@ -21,4 +21,4 @@
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obj-y := malta_int.o malta_setup.o
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obj-$(CONFIG_MTD) += malta_mtd.o
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obj-$(CONFIG_SMP) += malta_smp.o
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obj-$(CONFIG_MIPS_MT_SMTC) += malta_smtc.o
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@ -1,25 +1,14 @@
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/*
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* Malta Platform-specific hooks for SMP operation
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*/
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/sched.h>
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#include <linux/cpumask.h>
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#include <linux/interrupt.h>
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#include <asm/atomic.h>
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#include <asm/cpu.h>
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#include <asm/processor.h>
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#include <asm/system.h>
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#include <asm/hardirq.h>
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#include <asm/mmu_context.h>
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#include <asm/smp.h>
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#ifdef CONFIG_MIPS_MT_SMTC
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#include <asm/mipsregs.h>
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#include <asm/mipsmtregs.h>
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#include <asm/smtc.h>
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#include <asm/smtc_ipi.h>
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#endif /* CONFIG_MIPS_MT_SMTC */
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/* VPE/SMP Prototype implements platform interfaces directly */
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#if !defined(CONFIG_MIPS_MT_SMP)
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/*
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* Cause the specified action to be performed on a targeted "CPU"
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@ -27,10 +16,8 @@
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void core_send_ipi(int cpu, unsigned int action)
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{
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/* "CPU" may be TC of same VPE, VPE of same CPU, or different CPU */
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#ifdef CONFIG_MIPS_MT_SMTC
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/* "CPU" may be TC of same VPE, VPE of same CPU, or different CPU */
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smtc_send_ipi(cpu, LINUX_SMP_IPI, action);
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#endif /* CONFIG_MIPS_MT_SMTC */
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}
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/*
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@ -39,9 +26,7 @@ void core_send_ipi(int cpu, unsigned int action)
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void prom_boot_secondary(int cpu, struct task_struct *idle)
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{
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#ifdef CONFIG_MIPS_MT_SMTC
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smtc_boot_secondary(cpu, idle);
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#endif /* CONFIG_MIPS_MT_SMTC */
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}
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/*
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@ -50,7 +35,6 @@ void prom_boot_secondary(int cpu, struct task_struct *idle)
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void prom_init_secondary(void)
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{
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#ifdef CONFIG_MIPS_MT_SMTC
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void smtc_init_secondary(void);
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int myvpe;
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@ -65,7 +49,6 @@ void prom_init_secondary(void)
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}
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smtc_init_secondary();
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#endif /* CONFIG_MIPS_MT_SMTC */
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}
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/*
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@ -93,9 +76,7 @@ void __init plat_prepare_cpus(unsigned int max_cpus)
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void prom_smp_finish(void)
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{
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#ifdef CONFIG_MIPS_MT_SMTC
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smtc_smp_finish();
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#endif /* CONFIG_MIPS_MT_SMTC */
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}
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/*
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@ -105,5 +86,3 @@ void prom_smp_finish(void)
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void prom_cpus_done(void)
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{
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}
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#endif /* CONFIG_MIPS32R2_MT_SMP */
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