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authorYoshihiro Shimoda <shimoda.yoshihiro@renesas.com>2008-04-21 13:48:22 +0900
committerGreg Kroah-Hartman <gregkh@suse.de>2008-05-02 10:25:54 -0700
commite2722528ce688eecf574c237f7656d3934d4f23c (patch)
treeecd97fd3ba9c35ec705b46c9002d7f679ecec267 /lib/iomap.c
parent7a6ad1dd86a45da8f235300349d4abd9ae7d1a21 (diff)
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USB: fix cannot work usb storage when using ohci-sm501
When I used ohci-sm501, hcd_alloc_coherent() in map_urb_for_dma() is not called, because usb_sg_init() always sets URB_NO_TRANSFER_DMA_MAP. dmesg (CONFIG_USB_STORAGE_DEBUG enabled): usb-storage: Bulk Command S 0x43425355 T 0x1 L 36 F 128 Trg 0 LUN 0 CL 6 usb-storage: usb_stor_bulk_transfer_buf: xfer 31 bytes usb-storage: Status code 0; transferred 31/31 usb-storage: -- transfer complete usb-storage: Bulk command transfer result=0 usb-storage: usb_stor_bulk_transfer_sglist: xfer 36 bytes, 1 entries usb-storage: Status code -75; transferred 0/36 usb-storage: -- babble usb-storage: Bulk data transfer result 0x3 usb-storage: Attempting to get CSW... usb-storage: usb_stor_bulk_transfer_buf: xfer 13 bytes usb-storage: Status code 0; transferred 13/13 usb-storage: -- transfer complete usb-storage: Bulk status result = 0 usb-storage: Bulk Status S 0x53425355 T 0x1 R 0 Stat 0x0 usb-storage: scsi cmd done, result=0x2 Signed-off-by: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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