Release 4.10 arch/mips/sni/irq.c

/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 1992 Linus Torvalds
 * Copyright (C) 1994 - 2000 Ralf Baechle
 * Copyright (C) 2006 Thomas Bogendoerfer
 */
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/kernel.h>

#include <asm/i8259.h>
#include <asm/io.h>
#include <asm/sni.h>
#include <asm/irq.h>
#include <asm/irq_cpu.h>


void (*sni_hwint)(void);



asmlinkage void plat_irq_dispatch(void)
{
	sni_hwint();
}

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linus torvalds
linus torvalds
6
54.55%
1
33.33%
thomas bogendoerfer
thomas bogendoerfer
4
36.36%
1
33.33%
ralf baechle
ralf baechle
1
9.09%
1
33.33%
Total
11
100.00%
3
100.00%

/* ISA irq handler */


static irqreturn_t sni_isa_irq_handler(int dummy, void *p)
{
	int irq;

	irq = i8259_irq();
	if (unlikely(irq < 0))
		return IRQ_NONE;

	generic_handle_irq(irq);
	return IRQ_HANDLED;
}

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andrew morton
andrew morton
14
34.15%
1
16.67%
thomas bogendoerfer
thomas bogendoerfer
13
31.71%
2
33.33%
linus torvalds
linus torvalds
12
29.27%
1
16.67%
ralf baechle
ralf baechle
2
4.88%
2
33.33%
Total
41
100.00%
6
100.00%


struct irqaction sni_isa_irq = {
	.handler = sni_isa_irq_handler,
	.name = "ISA",
	.flags = IRQF_SHARED
};

/*
 * On systems with i8259-style interrupt controllers we assume for
 * driver compatibility reasons interrupts 0 - 15 to be the i8295
 * interrupts even if the hardware uses a different interrupt numbering.
 */


void __init arch_init_irq(void)
{
	init_i8259_irqs();			/* Integrated i8259  */
	switch (sni_brd_type) {
	case SNI_BRD_10:
	case SNI_BRD_10NEW:
	case SNI_BRD_TOWER_OASIC:
	case SNI_BRD_MINITOWER:
		sni_a20r_irq_init();
		break;

	case SNI_BRD_PCI_TOWER:
		sni_pcit_irq_init();
		break;

	case SNI_BRD_PCI_TOWER_CPLUS:
		sni_pcit_cplus_irq_init();
		break;

	case SNI_BRD_RM200:
		sni_rm200_irq_init();
		break;

	case SNI_BRD_PCI_MTOWER:
	case SNI_BRD_PCI_DESKTOP:
	case SNI_BRD_PCI_MTOWER_CPLUS:
		sni_pcimt_irq_init();
		break;
	}
}
Contributors
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Commits
CommitProp
thomas bogendoerfer
thomas bogendoerfer
47
69.12%
1
25.00%
ralf baechle
ralf baechle
20
29.41%
2
50.00%
linus torvalds
linus torvalds
1
1.47%
1
25.00%
Total
68
100.00%
4
100.00%

Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
thomas bogendoerfer
thomas bogendoerfer
93
50.82%
2
25.00%
linus torvalds
linus torvalds
43
23.50%
1
12.50%
ralf baechle
ralf baechle
29
15.85%
3
37.50%
andrew morton
andrew morton
17
9.29%
1
12.50%
thomas gleixner
thomas gleixner
1
0.55%
1
12.50%
Total
183
100.00%
8
100.00%
Directory: arch/mips/sni

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