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-rw-r--r--sound/isa/gus/gus_main.c44
1 files changed, 31 insertions, 13 deletions
diff --git a/sound/isa/gus/gus_main.c b/sound/isa/gus/gus_main.c
index ae1e2542ee4a..3b46490271fe 100644
--- a/sound/isa/gus/gus_main.c
+++ b/sound/isa/gus/gus_main.c
@@ -87,10 +87,24 @@ static void snd_gus_init_control(struct snd_gus_card *gus)
static int snd_gus_free(struct snd_gus_card *gus)
{
- if (gus->gf1.res_port2) {
- snd_gf1_stop(gus);
- snd_gus_init_dma_irq(gus, 0);
+ if (gus->gf1.res_port2 == NULL)
+ goto __hw_end;
+ snd_gf1_stop(gus);
+ snd_gus_init_dma_irq(gus, 0);
+ __hw_end:
+ release_and_free_resource(gus->gf1.res_port1);
+ release_and_free_resource(gus->gf1.res_port2);
+ if (gus->gf1.irq >= 0)
+ free_irq(gus->gf1.irq, (void *) gus);
+ if (gus->gf1.dma1 >= 0) {
+ disable_dma(gus->gf1.dma1);
+ free_dma(gus->gf1.dma1);
}
+ if (!gus->equal_dma && gus->gf1.dma2 >= 0) {
+ disable_dma(gus->gf1.dma2);
+ free_dma(gus->gf1.dma2);
+ }
+ kfree(gus);
return 0;
}
@@ -116,7 +130,7 @@ int snd_gus_create(struct snd_card *card,
};
*rgus = NULL;
- gus = devm_kzalloc(card->dev, sizeof(*gus), GFP_KERNEL);
+ gus = kzalloc(sizeof(*gus), GFP_KERNEL);
if (gus == NULL)
return -ENOMEM;
spin_lock_init(&gus->reg_lock);
@@ -142,33 +156,35 @@ int snd_gus_create(struct snd_card *card,
gus->gf1.reg_timerctrl = GUSP(gus, TIMERCNTRL);
gus->gf1.reg_timerdata = GUSP(gus, TIMERDATA);
/* allocate resources */
- gus->gf1.res_port1 = devm_request_region(card->dev, port, 16,
- "GUS GF1 (Adlib/SB)");
+ gus->gf1.res_port1 = request_region(port, 16, "GUS GF1 (Adlib/SB)");
if (!gus->gf1.res_port1) {
snd_printk(KERN_ERR "gus: can't grab SB port 0x%lx\n", port);
+ snd_gus_free(gus);
return -EBUSY;
}
- gus->gf1.res_port2 = devm_request_region(card->dev, port + 0x100, 12,
- "GUS GF1 (Synth)");
+ gus->gf1.res_port2 = request_region(port + 0x100, 12, "GUS GF1 (Synth)");
if (!gus->gf1.res_port2) {
snd_printk(KERN_ERR "gus: can't grab synth port 0x%lx\n", port + 0x100);
+ snd_gus_free(gus);
return -EBUSY;
}
- if (irq >= 0 && devm_request_irq(card->dev, irq, snd_gus_interrupt, 0,
- "GUS GF1", (void *) gus)) {
+ if (irq >= 0 && request_irq(irq, snd_gus_interrupt, 0, "GUS GF1", (void *) gus)) {
snd_printk(KERN_ERR "gus: can't grab irq %d\n", irq);
+ snd_gus_free(gus);
return -EBUSY;
}
gus->gf1.irq = irq;
card->sync_irq = irq;
- if (snd_devm_request_dma(card->dev, dma1, "GUS - 1")) {
+ if (request_dma(dma1, "GUS - 1")) {
snd_printk(KERN_ERR "gus: can't grab DMA1 %d\n", dma1);
+ snd_gus_free(gus);
return -EBUSY;
}
gus->gf1.dma1 = dma1;
if (dma2 >= 0 && dma1 != dma2) {
- if (snd_devm_request_dma(card->dev, dma2, "GUS - 2")) {
+ if (request_dma(dma2, "GUS - 2")) {
snd_printk(KERN_ERR "gus: can't grab DMA2 %d\n", dma2);
+ snd_gus_free(gus);
return -EBUSY;
}
gus->gf1.dma2 = dma2;
@@ -193,8 +209,10 @@ int snd_gus_create(struct snd_card *card,
gus->gf1.volume_ramp = 25;
gus->gf1.smooth_pan = 1;
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, gus, &ops);
- if (err < 0)
+ if (err < 0) {
+ snd_gus_free(gus);
return err;
+ }
*rgus = gus;
return 0;
}