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| author | Wu Zhangjin <wuzhangjin@gmail.com> | 2010-03-11 16:01:55 +0800 |
|---|---|---|
| committer | Wu Zhangjin <wuzhangjin@gmail.com> | 2010-03-11 19:54:38 +0800 |
| commit | 324b875f9006d755ffdb79117ab42d221fb2e0ef (patch) | |
| tree | 33d4aaf02885004d0229e071807419d81309bf4c | |
| parent | 142f50c7dad7c5d4b48f7849e81e027c52d18de3 (diff) | |
| download | lwn-324b875f9006d755ffdb79117ab42d221fb2e0ef.tar.gz lwn-324b875f9006d755ffdb79117ab42d221fb2e0ef.zip | |
Loongson: Lemote-2F: USB: Not Emulate Non-Posted Writes
Without this patch, when copying data between the USB storage devices and the
hard disk, the USB device will disconnect regularly.
Signed-off-by: Wu Zhangjin <wuzhangjin@gmail.com>
| -rw-r--r-- | arch/mips/pci/fixup-lemote2f.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/pci/fixup-lemote2f.c b/arch/mips/pci/fixup-lemote2f.c index caf2edeb02f0..4b9768d5d729 100644 --- a/arch/mips/pci/fixup-lemote2f.c +++ b/arch/mips/pci/fixup-lemote2f.c @@ -131,7 +131,7 @@ static void __init loongson_cs5536_ehci_fixup(struct pci_dev *pdev) /* Serial short detect enable */ _rdmsr(USB_MSR_REG(USB_CONFIG), &hi, &lo); - _wrmsr(USB_MSR_REG(USB_CONFIG), (1 << 1) | (1 << 2) | (1 << 3), lo); + _wrmsr(USB_MSR_REG(USB_CONFIG), (1 << 1) | (1 << 3), lo); /* setting the USB2.0 micro frame length */ pci_write_config_dword(pdev, PCI_EHCI_FLADJ_REG, 0x2000); |