diff options
| author | Alan Cox <alan@lxorguk.ukuu.org.uk> | 2006-10-03 20:44:12 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-10-04 08:06:50 -0300 |
| commit | e491cbc8b2eabc8856bf890006604edd91b1cce2 (patch) | |
| tree | ded403fd4d2a7e159ba001c66a4373695629df42 /drivers/media/video/zr36120.c | |
| parent | a868b45dad04854e07bb1c7c81a73930098bc370 (diff) | |
V4L/DVB (4707): 4linux: complete conversion to hotplug safe PCI API
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/zr36120.c')
| -rw-r--r-- | drivers/media/video/zr36120.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/drivers/media/video/zr36120.c b/drivers/media/video/zr36120.c index 9240638a013..b5ffe53c40d 100644 --- a/drivers/media/video/zr36120.c +++ b/drivers/media/video/zr36120.c @@ -1840,16 +1840,16 @@ int __init find_zoran(void) struct zoran *ztv; struct pci_dev *dev = NULL; unsigned char revision; - int zoran_num=0; + int zoran_num = 0; - while ((dev = pci_find_device(PCI_VENDOR_ID_ZORAN,PCI_DEVICE_ID_ZORAN_36120, dev))) + while ((dev = pci_get_device(PCI_VENDOR_ID_ZORAN,PCI_DEVICE_ID_ZORAN_36120, dev))) { /* Ok, a ZR36120/ZR36125 found! */ ztv = &zorans[zoran_num]; ztv->dev = dev; if (pci_enable_device(dev)) - return -EIO; + continue; pci_read_config_byte(dev, PCI_CLASS_REVISION, &revision); printk(KERN_INFO "zoran: Zoran %x (rev %d) ", @@ -1867,17 +1867,18 @@ int __init find_zoran(void) { iounmap(ztv->zoran_mem); printk(KERN_ERR "zoran: Bad irq number or handler\n"); - return -EINVAL; + continue; } if (result==-EBUSY) printk(KERN_ERR "zoran: IRQ %d busy, change your PnP config in BIOS\n",dev->irq); if (result < 0) { iounmap(ztv->zoran_mem); - return result; + continue; } /* Enable bus-mastering */ pci_set_master(dev); - + /* Keep a reference */ + pci_dev_get(dev); zoran_num++; } if(zoran_num) @@ -2041,6 +2042,9 @@ void release_zoran(int max) if (ztv->zoran_mem) iounmap(ztv->zoran_mem); + /* Drop PCI device */ + pci_dev_put(ztv->dev); + video_unregister_device(&ztv->video_dev); video_unregister_device(&ztv->vbi_dev); } @@ -2057,13 +2061,12 @@ int __init zr36120_init(void) handle_chipset(); zoran_cards = find_zoran(); - if (zoran_cards<0) - /* no cards found, no need for a driver */ + if (zoran_cards <= 0) return -EIO; /* initialize Zorans */ for (card=0; card<zoran_cards; card++) { - if (init_zoran(card)<0) { + if (init_zoran(card) < 0) { /* only release the zorans we have registered */ release_zoran(card); return -EIO; |