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MIPS: Loongson: Lemote-2F: USB: Not Emulate Non-Posted Writes 

Without this patch, when copying large amounts of data between the USB
storage devices and the hard disk, the USB device will disconnect
regularly.

Signed-off-by: Hu Hongbing <huhb@lemote.com>
Signed-off-by: Wu Zhangjin <wuzhangjin@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: yanh@lemote.com
Cc: huhb@lemote.com
Cc: zhangfx@lemote.com
Patchwork: http://patchwork.linux-mips.org/patch/822/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Wu Zhangjin 2010-01-04 17:16:44 +08:00 committed by Ralf Baechle
parent 1b39a0bad5
commit c70798f132
1 changed files with 1 additions and 1 deletions
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2
arch/mips/pci/fixup-lemote2f.c
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@ -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);