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Commit 8b6649c5 authored by Kyle McMartin's avatar Kyle McMartin Committed by Kyle McMartin
Browse files

parisc: convert cpu_check_affinity to new cpumask api 



cpumask arg to the affinity function is now const, sort
that out through the irq_desc implementations.

Signed-off-by: default avatarKyle McMartin <kyle@mcmartin.ca>
parent 9dfe914d

arch/parisc/include/asm/irq.h

+1 −1
Original line number Diff line number Diff line
@@ -49,7 +49,7 @@ extern unsigned long txn_alloc_addr(unsigned int); 
extern unsigned long txn_affinity_addr(unsigned int irq, int cpu);



extern int cpu_claim_irq(unsigned int irq, struct irq_chip *, void *);

extern int cpu_check_affinity(unsigned int irq, cpumask_t *dest);

extern int cpu_check_affinity(unsigned int irq, const struct cpumask *dest);



/* soft power switch support (power.c) */

extern struct tasklet_struct power_tasklet;

arch/parisc/kernel/irq.c

+7 −5
Original line number Diff line number Diff line
@@ -112,7 +112,7 @@ void cpu_end_irq(unsigned int irq) 
}



#ifdef CONFIG_SMP

int cpu_check_affinity(unsigned int irq, cpumask_t *dest)

int cpu_check_affinity(unsigned int irq, const struct cpumask *dest)

{

	int cpu_dest;
@@ -126,17 +126,19 @@ int cpu_check_affinity(unsigned int irq, cpumask_t *dest) 


	/* whatever mask they set, we just allow one CPU */

	cpu_dest = first_cpu(*dest);

	*dest = cpumask_of_cpu(cpu_dest);



	return 0;

	return cpu_dest;

}



static void cpu_set_affinity_irq(unsigned int irq, const struct cpumask *dest)

{

	if (cpu_check_affinity(irq, dest))

	int cpu_dest;



	cpu_dest = cpu_check_affinity(irq, dest);

	if (cpu_dest < 0)

		return;



	cpumask_copy(&irq_desc[irq].affinity, dest);

	cpumask_copy(&irq_desc[irq].affinity, &cpumask_of_cpu(cpu_dest));

}

#endif

drivers/parisc/iosapic.c

+5 −2
Original line number Diff line number Diff line
@@ -708,11 +708,14 @@ static void iosapic_set_affinity_irq(unsigned int irq, 
	struct vector_info *vi = iosapic_get_vector(irq);

	u32 d0, d1, dummy_d0;

	unsigned long flags;

	int dest_cpu;



	if (cpu_check_affinity(irq, dest))

	dest_cpu = cpu_check_affinity(irq, dest);

	if (dest_cpu < 0)

		return;



	vi->txn_addr = txn_affinity_addr(irq, cpumask_first(dest));

	irq_desc[irq].affinity = cpumask_of_cpu(dest_cpu);

	vi->txn_addr = txn_affinity_addr(irq, dest_cpu);



	spin_lock_irqsave(&iosapic_lock, flags);

	/* d1 contains the destination CPU, so only want to set that