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Commit d8ca6395 authored by Philippe Gerum's avatar Philippe Gerum Committed by Mike Frysinger
Browse files

Blackfin: checkpatch --file arch/blackfin/kernel/ipipe.c 



Signed-off-by: default avatarPhilippe Gerum <rpm@xenomai.org>
Signed-off-by: default avatarMike Frysinger <vapier@gentoo.org>
parent ae4f073c

arch/blackfin/kernel/ipipe.c

+19 −17
Original line number Diff line number Diff line
@@ -30,10 +30,10 @@ 
#include <linux/slab.h>

#include <linux/errno.h>

#include <linux/kthread.h>

#include <asm/unistd.h>

#include <linux/unistd.h>

#include <linux/io.h>

#include <asm/system.h>

#include <asm/atomic.h>

#include <asm/io.h>



DEFINE_PER_CPU(struct pt_regs, __ipipe_tick_regs);
@@ -90,6 +90,7 @@ void __ipipe_handle_irq(unsigned irq, struct pt_regs *regs) 
	struct ipipe_percpu_domain_data *p = ipipe_root_cpudom_ptr();

	struct ipipe_domain *this_domain, *next_domain;

	struct list_head *head, *pos;

	struct ipipe_irqdesc *idesc;

	int m_ack, s = -1;



	/*
@@ -100,17 +101,20 @@ void __ipipe_handle_irq(unsigned irq, struct pt_regs *regs) 
	 */

	m_ack = (regs == NULL || irq == IRQ_SYSTMR || irq == IRQ_CORETMR);

	this_domain = __ipipe_current_domain;

	idesc = &this_domain->irqs[irq];



	if (unlikely(test_bit(IPIPE_STICKY_FLAG, &this_domain->irqs[irq].control)))

	if (unlikely(test_bit(IPIPE_STICKY_FLAG, &idesc->control)))

		head = &this_domain->p_link;

	else {

		head = __ipipe_pipeline.next;

		next_domain = list_entry(head, struct ipipe_domain, p_link);

		if (likely(test_bit(IPIPE_WIRED_FLAG, &next_domain->irqs[irq].control))) {

			if (!m_ack && next_domain->irqs[irq].acknowledge != NULL)

				next_domain->irqs[irq].acknowledge(irq, irq_to_desc(irq));

		idesc = &next_domain->irqs[irq];

		if (likely(test_bit(IPIPE_WIRED_FLAG, &idesc->control))) {

			if (!m_ack && idesc->acknowledge != NULL)

				idesc->acknowledge(irq, irq_to_desc(irq));

			if (test_bit(IPIPE_SYNCDEFER_FLAG, &p->status))

				s = __test_and_set_bit(IPIPE_STALL_FLAG, &p->status);

				s = __test_and_set_bit(IPIPE_STALL_FLAG,

						       &p->status);

			__ipipe_dispatch_wired(next_domain, irq);

			goto out;

		}
@@ -121,14 +125,15 @@ void __ipipe_handle_irq(unsigned irq, struct pt_regs *regs) 
	pos = head;

	while (pos != &__ipipe_pipeline) {

		next_domain = list_entry(pos, struct ipipe_domain, p_link);

		if (test_bit(IPIPE_HANDLE_FLAG, &next_domain->irqs[irq].control)) {

		idesc = &next_domain->irqs[irq];

		if (test_bit(IPIPE_HANDLE_FLAG, &idesc->control)) {

			__ipipe_set_irq_pending(next_domain, irq);

			if (!m_ack && next_domain->irqs[irq].acknowledge != NULL) {

				next_domain->irqs[irq].acknowledge(irq, irq_to_desc(irq));

			if (!m_ack && idesc->acknowledge != NULL) {

				idesc->acknowledge(irq, irq_to_desc(irq));

				m_ack = 1;

			}

		}

		if (!test_bit(IPIPE_PASS_FLAG, &next_domain->irqs[irq].control))

		if (!test_bit(IPIPE_PASS_FLAG, &idesc->control))

			break;

		pos = next_domain->p_link.next;

	}
@@ -333,12 +338,9 @@ asmlinkage void __ipipe_sync_root(void) 


void ___ipipe_sync_pipeline(unsigned long syncmask)

{

	if (__ipipe_root_domain_p) {

		if (test_bit(IPIPE_SYNCDEFER_FLAG, &ipipe_root_cpudom_var(status)))

	if (__ipipe_root_domain_p &&

	    test_bit(IPIPE_SYNCDEFER_FLAG, &ipipe_root_cpudom_var(status)))

		return;

	}



	__ipipe_sync_stage(syncmask);

}
 


EXPORT_SYMBOL(show_stack);