Re: PATCH: es1370 move pci_enable_device

From: Marcus Meissner (Marcus.Meissner@caldera.de)
Date: Wed May 02 2001 - 02:57:54 EST


On Wed, May 02, 2001 at 09:44:21AM +0200, Marcus Meissner wrote:
> Hi,
>
> This moves pci_enable_device to the correct position in es1370 and
> cleans up the return values in es1370_probe
>
> Ciao, Marcus

> + if ((!pci_resource_flags(pcidev, 0) & IORESOURCE_IO) ||

Slightly bad placed braces, fixed.

Ciao, Marcus
Index: drivers/sound/es1370.c
===================================================================
RCS file: /build/mm/work/repository/linux-mm/drivers/sound/es1370.c,v
retrieving revision 1.13
diff -u -r1.13 es1370.c
--- drivers/sound/es1370.c 2001/04/17 17:26:05 1.13
+++ drivers/sound/es1370.c 2001/05/02 07:55:33
@@ -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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This archive was generated by hypermail 2b29 : Mon May 07 2001 - 21:00:12 EST