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path: root/drivers/usb/host/ehci-pci.c
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Diffstat (limited to 'drivers/usb/host/ehci-pci.c')
-rw-r--r--drivers/usb/host/ehci-pci.c38
1 files changed, 6 insertions, 32 deletions
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 76179c39c0e3..1ec8060e8cc4 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -44,35 +44,6 @@ static int ehci_pci_reinit(struct ehci_hcd *ehci, struct pci_dev *pdev)
return 0;
}
-static int ehci_quirk_amd_SB800(struct ehci_hcd *ehci)
-{
- struct pci_dev *amd_smbus_dev;
- u8 rev = 0;
-
- amd_smbus_dev = pci_get_device(PCI_VENDOR_ID_ATI, 0x4385, NULL);
- if (!amd_smbus_dev)
- return 0;
-
- pci_read_config_byte(amd_smbus_dev, PCI_REVISION_ID, &rev);
- if (rev < 0x40) {
- pci_dev_put(amd_smbus_dev);
- amd_smbus_dev = NULL;
- return 0;
- }
-
- if (!amd_nb_dev)
- amd_nb_dev = pci_get_device(PCI_VENDOR_ID_AMD, 0x1510, NULL);
- if (!amd_nb_dev)
- ehci_err(ehci, "QUIRK: unable to get AMD NB device\n");
-
- ehci_info(ehci, "QUIRK: Enable AMD SB800 L1 fix\n");
-
- pci_dev_put(amd_smbus_dev);
- amd_smbus_dev = NULL;
-
- return 1;
-}
-
/* called during probe() after chip reset completes */
static int ehci_pci_setup(struct usb_hcd *hcd)
{
@@ -131,9 +102,6 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
/* cache this readonly data; minimize chip reads */
ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
- if (ehci_quirk_amd_SB800(ehci))
- ehci->amd_l1_fix = 1;
-
retval = ehci_halt(ehci);
if (retval)
return retval;
@@ -184,6 +152,9 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
}
break;
case PCI_VENDOR_ID_AMD:
+ /* AMD PLL quirk */
+ if (usb_amd_find_chipset_info())
+ ehci->amd_pll_fix = 1;
/* AMD8111 EHCI doesn't work, according to AMD errata */
if (pdev->device == 0x7463) {
ehci_info(ehci, "ignoring AMD8111 (errata)\n");
@@ -229,6 +200,9 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
}
break;
case PCI_VENDOR_ID_ATI:
+ /* AMD PLL quirk */
+ if (usb_amd_find_chipset_info())
+ ehci->amd_pll_fix = 1;
/* SB600 and old version of SB700 have a bug in EHCI controller,
* which causes usb devices lose response in some cases.
*/
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