patch-2.4.5 linux/drivers/sound/es1370.c
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- Lines: 92
- Date:
Tue May 22 10:23:16 2001
- Orig file:
v2.4.4/linux/drivers/sound/es1370.c
- Orig date:
Thu Apr 12 12:16:36 2001
diff -u --recursive --new-file v2.4.4/linux/drivers/sound/es1370.c linux/drivers/sound/es1370.c
@@ -2560,19 +2560,21 @@
{ SOUND_MIXER_WRITE_OGAIN, 0x4040 }
};
-#define RSRCISIOREGION(dev,num) (pci_resource_start((dev), (num)) != 0 && \
- pci_resource_flags((dev), (num)) & IORESOURCE_IO)
-
static int __devinit es1370_probe(struct pci_dev *pcidev, const struct pci_device_id *pciid)
{
struct es1370_state *s;
mm_segment_t fs;
- int i, val;
+ int i, val, ret;
+
+ if ((ret=pci_enable_device(pcidev)))
+ return ret;
- if (!RSRCISIOREGION(pcidev, 0))
- return -1;
+ if ( !(pci_resource_flags(pcidev, 0) & IORESOURCE_IO) ||
+ !pci_resource_start(pcidev, 0)
+ )
+ return -ENODEV;
if (pcidev->irq == 0)
- return -1;
+ return -ENODEV;
i = pci_set_dma_mask(pcidev, 0xffffffff);
if (i) {
printk(KERN_WARNING "es1370: architecture does not support 32bit PCI busmaster DMA\n");
@@ -2580,7 +2582,7 @@
}
if (!(s = kmalloc(sizeof(struct es1370_state), GFP_KERNEL))) {
printk(KERN_WARNING "es1370: out of memory\n");
- return -1;
+ return -ENOMEM;
}
memset(s, 0, sizeof(struct es1370_state));
init_waitqueue_head(&s->dma_adc.wait);
@@ -2597,14 +2599,14 @@
s->irq = pcidev->irq;
if (!request_region(s->io, ES1370_EXTENT, "es1370")) {
printk(KERN_ERR "es1370: io ports %#lx-%#lx in use\n", s->io, s->io+ES1370_EXTENT-1);
+ ret = -EBUSY;
goto err_region;
}
- if (pci_enable_device(pcidev))
- goto err_irq;
- if (request_irq(s->irq, es1370_interrupt, SA_SHIRQ, "es1370", s)) {
+ if ((ret=request_irq(s->irq, es1370_interrupt, SA_SHIRQ, "es1370",s))) {
printk(KERN_ERR "es1370: irq %u in use\n", s->irq);
goto err_irq;
}
+
/* initialize codec registers */
/* note: setting CTRL_SERR_DIS is reported to break
* mic bias setting (by Kim.Berts@fisub.mail.abb.com) */
@@ -2631,14 +2633,22 @@
(s->ctrl & CTRL_XCTL0) ? "out" : "in",
(s->ctrl & CTRL_XCTL1) ? "1" : "0");
/* register devices */
- if ((s->dev_audio = register_sound_dsp(&es1370_audio_fops, -1)) < 0)
+ if ((s->dev_audio = register_sound_dsp(&es1370_audio_fops, -1)) < 0) {
+ ret = s->dev_audio;
goto err_dev1;
- if ((s->dev_mixer = register_sound_mixer(&es1370_mixer_fops, -1)) < 0)
+ }
+ if ((s->dev_mixer = register_sound_mixer(&es1370_mixer_fops, -1)) < 0) {
+ ret = s->dev_mixer;
goto err_dev2;
- if ((s->dev_dac = register_sound_dsp(&es1370_dac_fops, -1)) < 0)
+ }
+ if ((s->dev_dac = register_sound_dsp(&es1370_dac_fops, -1)) < 0) {
+ ret = s->dev_dac;
goto err_dev3;
- if ((s->dev_midi = register_sound_midi(&es1370_midi_fops, -1)) < 0)
+ }
+ if ((s->dev_midi = register_sound_midi(&es1370_midi_fops, -1)) < 0) {
+ ret = s->dev_midi;
goto err_dev4;
+ }
/* initialize the chips */
outl(s->ctrl, s->io+ES1370_REG_CONTROL);
outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
@@ -2688,7 +2698,7 @@
release_region(s->io, ES1370_EXTENT);
err_region:
kfree(s);
- return -1;
+ return ret;
}
static void __devinit es1370_remove(struct pci_dev *dev)
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