On Tue, Jan 27, 2015 at 9:23 AM, Simon Glass s...@chromium.org wrote:
Use the new utility function instead of local code.
Signed-off-by: Simon Glass s...@chromium.org
---
drivers/usb/host/ehci-pci.c | 53
+
1 file changed, 1 insertion(+), 52 deletions(-)
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 991b199..b9eabc5 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -34,57 +34,6 @@ static struct pci_device_id ehci_pci_ids[] = {
{0, 0}
};
#else
-static pci_dev_t ehci_find_class(int index)
-{
- int bus;
- int devnum;
- pci_dev_t bdf;
- uint32_t class;
-
- for (bus = 0; bus = pci_last_busno(); bus++) {
- for (devnum = 0; devnum PCI_MAX_PCI_DEVICES-1; devnum++) {
- pci_read_config_dword(PCI_BDF(bus, devnum, 0),
- PCI_CLASS_REVISION, class);
- if (class 16 == 0x)
- continue;
-
- for (bdf = PCI_BDF(bus, devnum, 0);
- bdf = PCI_BDF(bus, devnum,
- PCI_MAX_PCI_FUNCTIONS - 1);
- bdf += PCI_BDF(0, 0, 1)) {
- pci_read_config_dword(bdf, PCI_CLASS_REVISION,
- class);
- class = 8;
- /*
-* Here be dragons! In case we have multiple
-* PCI EHCI controllers, this function will
-* be called multiple times as well. This
-* function will scan the PCI busses, always
-* starting from bus 0, device 0, function 0,
-* until it finds an USB controller. The USB
-* stack gives us an 'index' of a controller
-* that is currently being registered, which
-* is a number, starting from 0 and growing
-* in ascending order as controllers are
added.
-* To avoid probing the same controller in tne
-* subsequent runs of this function, we will
-* skip 'index - 1' detected controllers and
-* report the index'th controller.
-*/
- if (class != PCI_CLASS_SERIAL_USB_EHCI)
- continue;
- if (index) {
- index--;
- continue;
- }
- /* Return index'th controller. */
- return bdf;
- }
- }
- }
-
- return -ENODEV;
-}
#endif
/*
@@ -102,7 +51,7 @@ int ehci_hcd_init(int index, enum usb_init_type init,
#ifdef CONFIG_PCI_EHCI_DEVICE
pdev = pci_find_devices(ehci_pci_ids, CONFIG_PCI_EHCI_DEVICE);
#else
- pdev = ehci_find_class(index);
+ pdev = pci_find_class(PCI_CLASS_SERIAL_USB_EHCI, index);
#endif
if (pdev 0) {
printf(EHCI host controller not found\n);
--
Reviewed-by: Bin Meng bmeng...@gmail.com
___
U-Boot mailing list
U-Boot@lists.denx.de
http://lists.denx.de/mailman/listinfo/u-boot
