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MIPS: irq_cpu: Convert to new irq_chip functions
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Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
To: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2191/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Thomas Gleixner authored and Ralf Baechle committed Mar 25, 2011
1 parent 5b3a374 commit a93951c
Showing 1 changed file with 21 additions and 25 deletions.
46 changes: 21 additions & 25 deletions arch/mips/kernel/irq_cpu.c
Original file line number Diff line number Diff line change
Expand Up @@ -37,65 +37,61 @@
#include <asm/mipsmtregs.h>
#include <asm/system.h>

static inline void unmask_mips_irq(unsigned int irq)
static inline void unmask_mips_irq(struct irq_data *d)
{
set_c0_status(0x100 << (irq - MIPS_CPU_IRQ_BASE));
set_c0_status(0x100 << (d->irq - MIPS_CPU_IRQ_BASE));
irq_enable_hazard();
}

static inline void mask_mips_irq(unsigned int irq)
static inline void mask_mips_irq(struct irq_data *d)
{
clear_c0_status(0x100 << (irq - MIPS_CPU_IRQ_BASE));
clear_c0_status(0x100 << (d->irq - MIPS_CPU_IRQ_BASE));
irq_disable_hazard();
}

static struct irq_chip mips_cpu_irq_controller = {
.name = "MIPS",
.ack = mask_mips_irq,
.mask = mask_mips_irq,
.mask_ack = mask_mips_irq,
.unmask = unmask_mips_irq,
.eoi = unmask_mips_irq,
.irq_ack = mask_mips_irq,
.irq_mask = mask_mips_irq,
.irq_mask_ack = mask_mips_irq,
.irq_unmask = unmask_mips_irq,
.irq_eoi = unmask_mips_irq,
};

/*
* Basically the same as above but taking care of all the MT stuff
*/

#define unmask_mips_mt_irq unmask_mips_irq
#define mask_mips_mt_irq mask_mips_irq

static unsigned int mips_mt_cpu_irq_startup(unsigned int irq)
static unsigned int mips_mt_cpu_irq_startup(struct irq_data *d)
{
unsigned int vpflags = dvpe();

clear_c0_cause(0x100 << (irq - MIPS_CPU_IRQ_BASE));
clear_c0_cause(0x100 << (d->irq - MIPS_CPU_IRQ_BASE));
evpe(vpflags);
unmask_mips_mt_irq(irq);

unmask_mips_irq(d);
return 0;
}

/*
* While we ack the interrupt interrupts are disabled and thus we don't need
* to deal with concurrency issues. Same for mips_cpu_irq_end.
*/
static void mips_mt_cpu_irq_ack(unsigned int irq)
static void mips_mt_cpu_irq_ack(struct irq_data *d)
{
unsigned int vpflags = dvpe();
clear_c0_cause(0x100 << (irq - MIPS_CPU_IRQ_BASE));
clear_c0_cause(0x100 << (d->irq - MIPS_CPU_IRQ_BASE));
evpe(vpflags);
mask_mips_mt_irq(irq);
mask_mips_irq(d);
}

static struct irq_chip mips_mt_cpu_irq_controller = {
.name = "MIPS",
.startup = mips_mt_cpu_irq_startup,
.ack = mips_mt_cpu_irq_ack,
.mask = mask_mips_mt_irq,
.mask_ack = mips_mt_cpu_irq_ack,
.unmask = unmask_mips_mt_irq,
.eoi = unmask_mips_mt_irq,
.irq_startup = mips_mt_cpu_irq_startup,
.irq_ack = mips_mt_cpu_irq_ack,
.irq_mask = mask_mips_irq,
.irq_mask_ack = mips_mt_cpu_irq_ack,
.irq_unmask = unmask_mips_irq,
.irq_eoi = unmask_mips_irq,
};

void __init mips_cpu_irq_init(void)
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