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Diffstat (limited to 'arch/m68k/mac/psc.c')
-rw-r--r--arch/m68k/mac/psc.c44
1 files changed, 0 insertions, 44 deletions
diff --git a/arch/m68k/mac/psc.c b/arch/m68k/mac/psc.c
index 52840b8c03b..e6c2d20f328 100644
--- a/arch/m68k/mac/psc.c
+++ b/arch/m68k/mac/psc.c
@@ -18,9 +18,7 @@
#include <linux/mm.h>
#include <linux/delay.h>
#include <linux/init.h>
-#ifdef CONFIG_GENERIC_HARDIRQS
#include <linux/irq.h>
-#endif
#include <asm/traps.h>
#include <asm/bootinfo.h>
@@ -116,7 +114,6 @@ void __init psc_init(void)
* PSC interrupt handler. It's a lot like the VIA interrupt handler.
*/
-#ifdef CONFIG_GENERIC_HARDIRQS
static void psc_irq(unsigned int irq, struct irq_desc *desc)
{
unsigned int offset = (unsigned int)irq_desc_get_handler_data(desc);
@@ -145,36 +142,6 @@ static void psc_irq(unsigned int irq, struct irq_desc *desc)
irq_bit <<= 1;
} while (events >= irq_bit);
}
-#else
-static irqreturn_t psc_irq(int irq, void *dev_id)
-{
- int pIFR = pIFRbase + ((int) dev_id);
- int pIER = pIERbase + ((int) dev_id);
- int irq_num;
- unsigned char irq_bit, events;
-
-#ifdef DEBUG_IRQS
- printk("psc_irq: irq %d pIFR = 0x%02X pIER = 0x%02X\n",
- irq, (int) psc_read_byte(pIFR), (int) psc_read_byte(pIER));
-#endif
-
- events = psc_read_byte(pIFR) & psc_read_byte(pIER) & 0xF;
- if (!events)
- return IRQ_NONE;
-
- irq_num = irq << 3;
- irq_bit = 1;
- do {
- if (events & irq_bit) {
- psc_write_byte(pIFR, irq_bit);
- generic_handle_irq(irq_num);
- }
- irq_num++;
- irq_bit <<= 1;
- } while (events >= irq_bit);
- return IRQ_HANDLED;
-}
-#endif
/*
* Register the PSC interrupt dispatchers for autovector interrupts 3-6.
@@ -182,7 +149,6 @@ static irqreturn_t psc_irq(int irq, void *dev_id)
void __init psc_register_interrupts(void)
{
-#ifdef CONFIG_GENERIC_HARDIRQS
irq_set_chained_handler(IRQ_AUTO_3, psc_irq);
irq_set_handler_data(IRQ_AUTO_3, (void *)0x30);
irq_set_chained_handler(IRQ_AUTO_4, psc_irq);
@@ -191,16 +157,6 @@ void __init psc_register_interrupts(void)
irq_set_handler_data(IRQ_AUTO_5, (void *)0x50);
irq_set_chained_handler(IRQ_AUTO_6, psc_irq);
irq_set_handler_data(IRQ_AUTO_6, (void *)0x60);
-#else /* !CONFIG_GENERIC_HARDIRQS */
- if (request_irq(IRQ_AUTO_3, psc_irq, 0, "psc3", (void *) 0x30))
- pr_err("Couldn't register psc%d interrupt\n", 3);
- if (request_irq(IRQ_AUTO_4, psc_irq, 0, "psc4", (void *) 0x40))
- pr_err("Couldn't register psc%d interrupt\n", 4);
- if (request_irq(IRQ_AUTO_5, psc_irq, 0, "psc5", (void *) 0x50))
- pr_err("Couldn't register psc%d interrupt\n", 5);
- if (request_irq(IRQ_AUTO_6, psc_irq, 0, "psc6", (void *) 0x60))
- pr_err("Couldn't register psc%d interrupt\n", 6);
-#endif /* !CONFIG_GENERIC_HARDIRQS */
}
void psc_irq_enable(int irq) {