diff options
Diffstat (limited to 'sound/oss')
| -rw-r--r-- | sound/oss/aedsp16.c | 2 | ||||
| -rw-r--r-- | sound/oss/dmasound/dmasound_atari.c | 5 | ||||
| -rw-r--r-- | sound/oss/dmasound/dmasound_q40.c | 16 |
3 files changed, 14 insertions, 9 deletions
diff --git a/sound/oss/aedsp16.c b/sound/oss/aedsp16.c index a0274f3dac0..3ee9900ffd7 100644 --- a/sound/oss/aedsp16.c +++ b/sound/oss/aedsp16.c @@ -157,7 +157,7 @@ Started Fri Mar 17 16:13:18 MET 1995 - v0.1 (ALPHA, was an user-level program called AudioExcelDSP16.c) + v0.1 (ALPHA, was a user-level program called AudioExcelDSP16.c) - Initial code. v0.2 (ALPHA) - Cleanups. diff --git a/sound/oss/dmasound/dmasound_atari.c b/sound/oss/dmasound/dmasound_atari.c index 4d45bd63718..57d9f154c88 100644 --- a/sound/oss/dmasound/dmasound_atari.c +++ b/sound/oss/dmasound/dmasound_atari.c @@ -851,8 +851,9 @@ static int __init AtaIrqInit(void) mfp.tim_dt_a = 1; /* Cause interrupt after first event. */ mfp.tim_ct_a = 8; /* Turn on event counting. */ /* Register interrupt handler. */ - request_irq(IRQ_MFP_TIMA, AtaInterrupt, IRQ_TYPE_SLOW, "DMA sound", - AtaInterrupt); + if (request_irq(IRQ_MFP_TIMA, AtaInterrupt, IRQ_TYPE_SLOW, "DMA sound", + AtaInterrupt)) + return 0; mfp.int_en_a |= 0x20; /* Turn interrupt on. */ mfp.int_mk_a |= 0x20; return 1; diff --git a/sound/oss/dmasound/dmasound_q40.c b/sound/oss/dmasound/dmasound_q40.c index 1855b14d90c..99bcb21c228 100644 --- a/sound/oss/dmasound/dmasound_q40.c +++ b/sound/oss/dmasound/dmasound_q40.c @@ -371,8 +371,9 @@ static void Q40Free(void *ptr, unsigned int size) static int __init Q40IrqInit(void) { /* Register interrupt handler. */ - request_irq(Q40_IRQ_SAMPLE, Q40StereoInterrupt, 0, - "DMA sound", Q40Interrupt); + if (request_irq(Q40_IRQ_SAMPLE, Q40StereoInterrupt, 0, + "DMA sound", Q40Interrupt)) + return 0; return(1); } @@ -401,6 +402,7 @@ static void Q40PlayNextFrame(int index) u_char *start; u_long size; u_char speed; + int error; /* used by Q40Play() if all doubts whether there really is something * to be played are already wiped out. @@ -419,11 +421,13 @@ static void Q40PlayNextFrame(int index) master_outb( 0,SAMPLE_ENABLE_REG); free_irq(Q40_IRQ_SAMPLE, Q40Interrupt); if (dmasound.soft.stereo) - request_irq(Q40_IRQ_SAMPLE, Q40StereoInterrupt, 0, - "Q40 sound", Q40Interrupt); + error = request_irq(Q40_IRQ_SAMPLE, Q40StereoInterrupt, 0, + "Q40 sound", Q40Interrupt); else - request_irq(Q40_IRQ_SAMPLE, Q40MonoInterrupt, 0, - "Q40 sound", Q40Interrupt); + error = request_irq(Q40_IRQ_SAMPLE, Q40MonoInterrupt, 0, + "Q40 sound", Q40Interrupt); + if (error && printk_ratelimit()) + pr_err("Couldn't register sound interrupt\n"); master_outb( speed, SAMPLE_RATE_REG); master_outb( 1,SAMPLE_CLEAR_REG); |