diff options
Diffstat (limited to 'arch/m68k/atari')
| -rw-r--r-- | arch/m68k/atari/atakeyb.c | 9 | ||||
| -rw-r--r-- | arch/m68k/atari/stdma.c | 5 | ||||
| -rw-r--r-- | arch/m68k/atari/time.c | 5 |
3 files changed, 13 insertions, 6 deletions
diff --git a/arch/m68k/atari/atakeyb.c b/arch/m68k/atari/atakeyb.c index f3c343be51ee..a5f33c059979 100644 --- a/arch/m68k/atari/atakeyb.c +++ b/arch/m68k/atari/atakeyb.c @@ -566,14 +566,19 @@ static int atari_keyb_done = 0; int atari_keyb_init(void) { + int error; + if (atari_keyb_done) return 0; kb_state.state = KEYBOARD; kb_state.len = 0; - request_irq(IRQ_MFP_ACIA, atari_keyboard_interrupt, IRQ_TYPE_SLOW, - "keyboard/mouse/MIDI", atari_keyboard_interrupt); + error = request_irq(IRQ_MFP_ACIA, atari_keyboard_interrupt, + IRQ_TYPE_SLOW, "keyboard/mouse/MIDI", + atari_keyboard_interrupt); + if (error) + return error; atari_turnoff_irq(IRQ_MFP_ACIA); do { diff --git a/arch/m68k/atari/stdma.c b/arch/m68k/atari/stdma.c index d1bd029a34ac..604329fafbb8 100644 --- a/arch/m68k/atari/stdma.c +++ b/arch/m68k/atari/stdma.c @@ -179,8 +179,9 @@ EXPORT_SYMBOL(stdma_islocked); void __init stdma_init(void) { stdma_isr = NULL; - request_irq(IRQ_MFP_FDC, stdma_int, IRQ_TYPE_SLOW | IRQF_SHARED, - "ST-DMA: floppy/ACSI/IDE/Falcon-SCSI", stdma_int); + if (request_irq(IRQ_MFP_FDC, stdma_int, IRQ_TYPE_SLOW | IRQF_SHARED, + "ST-DMA: floppy/ACSI/IDE/Falcon-SCSI", stdma_int)) + pr_err("Couldn't register ST-DMA interrupt\n"); } diff --git a/arch/m68k/atari/time.c b/arch/m68k/atari/time.c index 1edde27fa32d..d076ff8d1b39 100644 --- a/arch/m68k/atari/time.c +++ b/arch/m68k/atari/time.c @@ -31,8 +31,9 @@ atari_sched_init(irq_handler_t timer_routine) /* start timer C, div = 1:100 */ mfp.tim_ct_cd = (mfp.tim_ct_cd & 15) | 0x60; /* install interrupt service routine for MFP Timer C */ - request_irq(IRQ_MFP_TIMC, timer_routine, IRQ_TYPE_SLOW, - "timer", timer_routine); + if (request_irq(IRQ_MFP_TIMC, timer_routine, IRQ_TYPE_SLOW, + "timer", timer_routine)) + pr_err("Couldn't register timer interrupt\n"); } /* ++andreas: gettimeoffset fixed to check for pending interrupt */ |