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Commit 729e7d7e authored by David S. Miller's avatar David S. Miller
Browse files

[SPARC64]: Minor irq handling cleanups. 



Use struct irq_chip instead of hw_interrupt_type.

Delete hw_resend_irq(), totally unused.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 15f14834

arch/sparc64/kernel/irq.c

+4 −20
Original line number Diff line number Diff line
@@ -372,14 +372,14 @@ static void run_pre_handler(unsigned int virt_irq) 
	}

}



static struct hw_interrupt_type sun4u_irq = {

static struct irq_chip sun4u_irq = {

	.typename	= "sun4u",

	.enable		= sun4u_irq_enable,

	.disable	= sun4u_irq_disable,

	.end		= sun4u_irq_end,

};



static struct hw_interrupt_type sun4u_irq_ack = {

static struct irq_chip sun4u_irq_ack = {

	.typename	= "sun4u+ack",

	.enable		= sun4u_irq_enable,

	.disable	= sun4u_irq_disable,
@@ -387,14 +387,14 @@ static struct hw_interrupt_type sun4u_irq_ack = { 
	.end		= sun4u_irq_end,

};



static struct hw_interrupt_type sun4v_irq = {

static struct irq_chip sun4v_irq = {

	.typename	= "sun4v",

	.enable		= sun4v_irq_enable,

	.disable	= sun4v_irq_disable,

	.end		= sun4v_irq_end,

};



static struct hw_interrupt_type sun4v_irq_ack = {

static struct irq_chip sun4v_irq_ack = {

	.typename	= "sun4v+ack",

	.enable		= sun4v_irq_enable,

	.disable	= sun4v_irq_disable,
@@ -493,22 +493,6 @@ out: 
	return bucket->virt_irq;

}



void hw_resend_irq(struct hw_interrupt_type *handler, unsigned int virt_irq)

{

	struct ino_bucket *bucket = virt_irq_to_bucket(virt_irq);

	unsigned long pstate;

	unsigned int *ent;



	__asm__ __volatile__("rdpr %%pstate, %0" : "=r" (pstate));

	__asm__ __volatile__("wrpr %0, %1, %%pstate"

			     : : "r" (pstate), "i" (PSTATE_IE));

	ent = irq_work(smp_processor_id());

	bucket->irq_chain = *ent;

	*ent = __irq(bucket);

	set_softint(1 << PIL_DEVICE_IRQ);

	__asm__ __volatile__("wrpr %0, 0x0, %%pstate" : : "r" (pstate));

}



void ack_bad_irq(unsigned int virt_irq)

{

	struct ino_bucket *bucket = virt_irq_to_bucket(virt_irq);

include/asm-sparc64/hw_irq.h

+0 −2
Original line number Diff line number Diff line 
#ifndef __ASM_SPARC64_HW_IRQ_H

#define __ASM_SPARC64_HW_IRQ_H



extern void hw_resend_irq(struct hw_interrupt_type *handler, unsigned int virt_irq);



#endif