diff options
| author | David S. Miller <[email protected]> | 2016-11-15 10:54:36 -0500 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2016-11-15 10:54:36 -0500 |
| commit | bb598c1b8c9bf56981927dcb8c0dc34b8ff95342 (patch) | |
| tree | 69fe6d3bcdbf0acb76e42b144d8af5a0234ccdcb /drivers/usb/host/pci-quirks.c | |
| parent | eb2ca35f1814dad3ca547261eedfbbd0d65a0efc (diff) | |
| parent | e76d21c40bd6c67fd4e2c1540d77e113df962b4d (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Several cases of bug fixes in 'net' overlapping other changes in
'net-next-.
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'drivers/usb/host/pci-quirks.c')
| -rw-r--r-- | drivers/usb/host/pci-quirks.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c index d793f548dfe2..a9a1e4c40480 100644 --- a/drivers/usb/host/pci-quirks.c +++ b/drivers/usb/host/pci-quirks.c @@ -995,6 +995,14 @@ static void quirk_usb_handoff_xhci(struct pci_dev *pdev) } val = readl(base + ext_cap_offset); + /* Auto handoff never worked for these devices. Force it and continue */ + if ((pdev->vendor == PCI_VENDOR_ID_TI && pdev->device == 0x8241) || + (pdev->vendor == PCI_VENDOR_ID_RENESAS + && pdev->device == 0x0014)) { + val = (val | XHCI_HC_OS_OWNED) & ~XHCI_HC_BIOS_OWNED; + writel(val, base + ext_cap_offset); + } + /* If the BIOS owns the HC, signal that the OS wants it, and wait */ if (val & XHCI_HC_BIOS_OWNED) { writel(val | XHCI_HC_OS_OWNED, base + ext_cap_offset); |