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authorDavid Vrabel <david.vrabel@csr.com>2009-08-24 14:44:30 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2009-12-11 11:55:14 -0800
commit4c1bd3d7a7d114dabd58f62f386ac4bfd268be1f (patch)
tree1c8d7d6df693c71ac0b3dcc4124498d91c939f2d /drivers/usb/host/whci/hcd.c
parent09ce497e79a930ac4912d6bc295baab82b39f8ab (diff)
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USB: make urb scatter-gather support more generic
The WHCI HCD will also support urbs with scatter-gather lists. Add a usb_bus field to indicated how many sg list elements are supported by the HCD. Use this to decide whether to pass the scatter-list to the HCD or not. Make the usb-storage driver use this new field. Signed-off-by: David Vrabel <david.vrabel@csr.com> Cc: Alan Stern <stern@rowland.harvard.edu> Cc: Sarah Sharp <sarah.a.sharp@linux.intel.com> Cc: Matthew Dharm <mdharm-usb@one-eyed-alien.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/host/whci/hcd.c')
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