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usb: define HCD_USB31 speed option for hosts that support USB 3.1 features

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Hosts that support USB 3.1 Enhaned SuperSpeed can set their speed to
HCD_USB31 to let usb core and host drivers know that the controller
supports new USB 3.1 features.

make sure usb core handle HCD_USB31 hosts correctly, for now similar
to HCD_USB3.

Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mathias Nyman
2015-10-01 18:40:37 +03:00
committed by Greg Kroah-Hartman
parent 2338b9e47f
commit 7117522520
2 changed files with 4 additions and 0 deletions
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include/linux/usb/hcd.h
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@@ -250,6 +250,7 @@ struct hc_driver {
#define HCD_USB2 0x0020 /* USB 2.0 */
#define HCD_USB25 0x0030 /* Wireless USB 1.0 (USB 2.5)*/
#define HCD_USB3 0x0040 /* USB 3.0 */
#define HCD_USB31 0x0050 /* USB 3.1 */
#define HCD_MASK 0x0070
#define HCD_BH 0x0100 /* URB complete in BH context */