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m68k/amiga: Refactor amiints.c

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- Remove filename in comments,
  - Reorder functions so we no longer need forward declarations.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
This commit is contained in:
Geert Uytterhoeven 2011-05-31 11:11:01 +02:00
parent 34971bad3a
commit 92b1bd5f1a
1 changed files with 47 additions and 51 deletions
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98
arch/m68k/amiga/amiints.c
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@ -1,5 +1,5 @@
/* /*
* linux/arch/m68k/amiga/amiints.c -- Amiga Linux interrupt handling code * Amiga Linux interrupt handling code
* *
* This file is subject to the terms and conditions of the GNU General Public * 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 * License. See the file COPYING in the main directory of this archive
@ -16,56 +16,6 @@
#include <asm/amigaints.h> #include <asm/amigaints.h>
#include <asm/amipcmcia.h> #include <asm/amipcmcia.h>
static void amiga_irq_enable(struct irq_data *data);
static void amiga_irq_disable(struct irq_data *data);
static irqreturn_t ami_int1(int irq, void *dev_id);
static irqreturn_t ami_int3(int irq, void *dev_id);
static irqreturn_t ami_int4(int irq, void *dev_id);
static irqreturn_t ami_int5(int irq, void *dev_id);
static struct irq_chip amiga_irq_chip = {
.name = "amiga",
.irq_enable = amiga_irq_enable,
.irq_disable = amiga_irq_disable,
};
/*
* void amiga_init_IRQ(void)
*
* Parameters: None
*
* Returns: Nothing
*
* This function should be called during kernel startup to initialize
* the amiga IRQ handling routines.
*/
void __init amiga_init_IRQ(void)
{
if (request_irq(IRQ_AUTO_1, ami_int1, 0, "int1", NULL))
pr_err("Couldn't register int%d\n", 1);
if (request_irq(IRQ_AUTO_3, ami_int3, 0, "int3", NULL))
pr_err("Couldn't register int%d\n", 3);
if (request_irq(IRQ_AUTO_4, ami_int4, 0, "int4", NULL))
pr_err("Couldn't register int%d\n", 4);
if (request_irq(IRQ_AUTO_5, ami_int5, 0, "int5", NULL))
pr_err("Couldn't register int%d\n", 5);
m68k_setup_irq_controller(&amiga_irq_chip, handle_simple_irq, IRQ_USER,
AMI_STD_IRQS);
/* turn off PCMCIA interrupts */
if (AMIGAHW_PRESENT(PCMCIA))
gayle.inten = GAYLE_IRQ_IDE;
/* turn off all interrupts and enable the master interrupt bit */
amiga_custom.intena = 0x7fff;
amiga_custom.intreq = 0x7fff;
amiga_custom.intena = IF_SETCLR | IF_INTEN;
cia_init_IRQ(&ciaa_base);
cia_init_IRQ(&ciab_base);
}
/* /*
* Enable/disable a particular machine specific interrupt source. * Enable/disable a particular machine specific interrupt source.
@ -84,6 +34,13 @@ static void amiga_irq_disable(struct irq_data *data)
amiga_custom.intena = 1 << (data->irq - IRQ_USER); amiga_custom.intena = 1 << (data->irq - IRQ_USER);
} }
static struct irq_chip amiga_irq_chip = {
.name = "amiga",
.irq_enable = amiga_irq_enable,
.irq_disable = amiga_irq_disable,
};
/* /*
* The builtin Amiga hardware interrupt handlers. * The builtin Amiga hardware interrupt handlers.
*/ */
@ -183,3 +140,42 @@ static irqreturn_t ami_int5(int irq, void *dev_id)
} }
return IRQ_HANDLED; return IRQ_HANDLED;
} }
/*
* void amiga_init_IRQ(void)
*
* Parameters: None
*
* Returns: Nothing
*
* This function should be called during kernel startup to initialize
* the amiga IRQ handling routines.
*/
void __init amiga_init_IRQ(void)
{
if (request_irq(IRQ_AUTO_1, ami_int1, 0, "int1", NULL))
pr_err("Couldn't register int%d\n", 1);
if (request_irq(IRQ_AUTO_3, ami_int3, 0, "int3", NULL))
pr_err("Couldn't register int%d\n", 3);
if (request_irq(IRQ_AUTO_4, ami_int4, 0, "int4", NULL))
pr_err("Couldn't register int%d\n", 4);
if (request_irq(IRQ_AUTO_5, ami_int5, 0, "int5", NULL))
pr_err("Couldn't register int%d\n", 5);
m68k_setup_irq_controller(&amiga_irq_chip, handle_simple_irq, IRQ_USER,
AMI_STD_IRQS);
/* turn off PCMCIA interrupts */
if (AMIGAHW_PRESENT(PCMCIA))
gayle.inten = GAYLE_IRQ_IDE;
/* turn off all interrupts and enable the master interrupt bit */
amiga_custom.intena = 0x7fff;
amiga_custom.intreq = 0x7fff;
amiga_custom.intena = IF_SETCLR | IF_INTEN;
cia_init_IRQ(&ciaa_base);
cia_init_IRQ(&ciab_base);
}