fix wl-700gE ide init (patch by biblbroks, fixes #2686)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@9560 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/brcm47xx/patches-2.6.23/410-aec62xx_pci_enable.patch b/target/linux/brcm47xx/patches-2.6.23/410-aec62xx_pci_enable.patch
new file mode 100644 (file)
index 0000000..ae2be76
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.23/410-aec62xx_pci_enable.patch
@@ -0,0 +1,32 @@
+diff -Naur a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c
+--- a/drivers/ide/pci/aec62xx.c        2007-10-12 18:43:44.000000000 +0200
++++ b/drivers/ide/pci/aec62xx.c        2007-11-14 14:12:51.000000000 +0100
+@@ -248,7 +248,14 @@
+ 
+ static int __devinit init_setup_aec6x80(struct pci_dev *dev, ide_pci_device_t *d)
+ {
+-      unsigned long dma_base = pci_resource_start(dev, 4);
++      unsigned long dma_base;
++      int err;
++
++      err = pci_enable_device(dev);
++      if (err)
++              return err;
++
++      dma_base = pci_resource_start(dev, 4);
+ 
+       if (inb(dma_base + 2) & 0x10) {
+               d->name = (dev->device == PCI_DEVICE_ID_ARTOP_ATP865R) ?
+@@ -256,7 +263,11 @@
+               d->udma_mask = 0x7f; /* udma0-6 */
+       }
+ 
+-      return ide_setup_pci_device(dev, d);
++      err = ide_setup_pci_device(dev, d);
++      if(err)
++              pci_disable_device(dev);
++
++      return err;
+ }
+ 
+ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = {