diff options
Diffstat (limited to 'arch/blackfin/mach-bf561/smp.c')
| -rw-r--r-- | arch/blackfin/mach-bf561/smp.c | 25 |
1 files changed, 15 insertions, 10 deletions
diff --git a/arch/blackfin/mach-bf561/smp.c b/arch/blackfin/mach-bf561/smp.c index 1a19fad..1074a7e 100644 --- a/arch/blackfin/mach-bf561/smp.c +++ b/arch/blackfin/mach-bf561/smp.c @@ -111,41 +111,46 @@ int __cpuinit platform_boot_secondary(unsigned int cpu, struct task_struct *idle panic("CPU%u: processor failed to boot\n", cpu); } -void __init platform_request_ipi(void *handler) +static const char supple0[] = "IRQ_SUPPLE_0"; +static const char supple1[] = "IRQ_SUPPLE_1"; +void __init platform_request_ipi(int irq, void *handler) { int ret; + const char *name = (irq == IRQ_SUPPLE_0) ? supple0 : supple1; - ret = request_irq(IRQ_SUPPLE_0, handler, IRQF_DISABLED, - "Supplemental Interrupt0", handler); + ret = request_irq(irq, handler, IRQF_DISABLED | IRQF_PERCPU, name, handler); if (ret) - panic("Cannot request supplemental interrupt 0 for IPI service"); + panic("Cannot request %s for IPI service", name); } -void platform_send_ipi(cpumask_t callmap) +void platform_send_ipi(cpumask_t callmap, int irq) { unsigned int cpu; + int offset = (irq == IRQ_SUPPLE_0) ? 6 : 8; for_each_cpu_mask(cpu, callmap) { BUG_ON(cpu >= 2); SSYNC(); - bfin_write_SICB_SYSCR(bfin_read_SICB_SYSCR() | (1 << (6 + cpu))); + bfin_write_SICB_SYSCR(bfin_read_SICB_SYSCR() | (1 << (offset + cpu))); SSYNC(); } } -void platform_send_ipi_cpu(unsigned int cpu) +void platform_send_ipi_cpu(unsigned int cpu, int irq) { + int offset = (irq == IRQ_SUPPLE_0) ? 6 : 8; BUG_ON(cpu >= 2); SSYNC(); - bfin_write_SICB_SYSCR(bfin_read_SICB_SYSCR() | (1 << (6 + cpu))); + bfin_write_SICB_SYSCR(bfin_read_SICB_SYSCR() | (1 << (offset + cpu))); SSYNC(); } -void platform_clear_ipi(unsigned int cpu) +void platform_clear_ipi(unsigned int cpu, int irq) { + int offset = (irq == IRQ_SUPPLE_0) ? 10 : 12; BUG_ON(cpu >= 2); SSYNC(); - bfin_write_SICB_SYSCR(bfin_read_SICB_SYSCR() | (1 << (10 + cpu))); + bfin_write_SICB_SYSCR(bfin_read_SICB_SYSCR() | (1 << (offset + cpu))); SSYNC(); } |