aboutsummaryrefslogtreecommitdiff
path: root/sound/oss/dmasound/dmasound_atari.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/oss/dmasound/dmasound_atari.c')
-rw-r--r--sound/oss/dmasound/dmasound_atari.c34
1 files changed, 18 insertions, 16 deletions
diff --git a/sound/oss/dmasound/dmasound_atari.c b/sound/oss/dmasound/dmasound_atari.c
index 285239d64b8..13c214466d3 100644
--- a/sound/oss/dmasound/dmasound_atari.c
+++ b/sound/oss/dmasound/dmasound_atari.c
@@ -143,7 +143,7 @@ static int AtaMixerIoctl(u_int cmd, u_long arg);
static int TTMixerIoctl(u_int cmd, u_long arg);
static int FalconMixerIoctl(u_int cmd, u_long arg);
static int AtaWriteSqSetup(void);
-static int AtaSqOpen(mode_t mode);
+static int AtaSqOpen(fmode_t mode);
static int TTStateInfo(char *buffer, size_t space);
static int FalconStateInfo(char *buffer, size_t space);
@@ -847,22 +847,23 @@ static int __init AtaIrqInit(void)
of events. So all we need to keep the music playing is
to provide the sound hardware with new data upon
an interrupt from timer A. */
- mfp.tim_ct_a = 0; /* ++roman: Stop timer before programming! */
- mfp.tim_dt_a = 1; /* Cause interrupt after first event. */
- mfp.tim_ct_a = 8; /* Turn on event counting. */
+ st_mfp.tim_ct_a = 0; /* ++roman: Stop timer before programming! */
+ st_mfp.tim_dt_a = 1; /* Cause interrupt after first event. */
+ st_mfp.tim_ct_a = 8; /* Turn on event counting. */
/* Register interrupt handler. */
- request_irq(IRQ_MFP_TIMA, AtaInterrupt, IRQ_TYPE_SLOW, "DMA sound",
- AtaInterrupt);
- mfp.int_en_a |= 0x20; /* Turn interrupt on. */
- mfp.int_mk_a |= 0x20;
+ if (request_irq(IRQ_MFP_TIMA, AtaInterrupt, IRQ_TYPE_SLOW, "DMA sound",
+ AtaInterrupt))
+ return 0;
+ st_mfp.int_en_a |= 0x20; /* Turn interrupt on. */
+ st_mfp.int_mk_a |= 0x20;
return 1;
}
#ifdef MODULE
static void AtaIrqCleanUp(void)
{
- mfp.tim_ct_a = 0; /* stop timer */
- mfp.int_en_a &= ~0x20; /* turn interrupt off */
+ st_mfp.tim_ct_a = 0; /* stop timer */
+ st_mfp.int_en_a &= ~0x20; /* turn interrupt off */
free_irq(IRQ_MFP_TIMA, AtaInterrupt);
}
#endif /* MODULE */
@@ -1276,7 +1277,7 @@ static irqreturn_t AtaInterrupt(int irq, void *dummy)
* (almost) like on the TT.
*/
write_sq_ignore_int = 0;
- return IRQ_HANDLED;
+ goto out;
}
if (!write_sq.active) {
@@ -1284,7 +1285,7 @@ static irqreturn_t AtaInterrupt(int irq, void *dummy)
* the sq variables, so better don't do anything here.
*/
WAKE_UP(write_sq.sync_queue);
- return IRQ_HANDLED;
+ goto out;
}
/* Probably ;) one frame is finished. Well, in fact it may be that a
@@ -1321,6 +1322,7 @@ static irqreturn_t AtaInterrupt(int irq, void *dummy)
/* We are not playing after AtaPlay(), so there
is nothing to play any more. Wake up a process
waiting for audio output to drain. */
+out:
spin_unlock(&dmasound.lock);
return IRQ_HANDLED;
}
@@ -1461,7 +1463,7 @@ static int AtaWriteSqSetup(void)
return 0 ;
}
-static int AtaSqOpen(mode_t mode)
+static int AtaSqOpen(fmode_t mode)
{
write_sq_ignore_int = 1;
return 0 ;
@@ -1523,7 +1525,7 @@ static SETTINGS def_soft = {
.speed = 8000
} ;
-static MACHINE machTT = {
+static __initdata MACHINE machTT = {
.name = "Atari",
.name2 = "TT",
.owner = THIS_MODULE,
@@ -1552,7 +1554,7 @@ static MACHINE machTT = {
.capabilities = DSP_CAP_BATCH /* As per SNDCTL_DSP_GETCAPS */
};
-static MACHINE machFalcon = {
+static __initdata MACHINE machFalcon = {
.name = "Atari",
.name2 = "FALCON",
.dma_alloc = AtaAlloc,
@@ -1598,7 +1600,7 @@ static int __init dmasound_atari_init(void)
is_falcon = 0;
} else
return -ENODEV;
- if ((mfp.int_en_a & mfp.int_mk_a & 0x20) == 0)
+ if ((st_mfp.int_en_a & st_mfp.int_mk_a & 0x20) == 0)
return dmasound_init();
else {
printk("DMA sound driver: Timer A interrupt already in use\n");