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| author | Felipe Balbi <balbi@ti.com> | 2013-01-24 21:29:48 +0100 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2013-03-18 10:17:11 +0100 |
| commit | d1e3d757f7aa91f15db347fc05ffd7ef7f413091 (patch) | |
| tree | 1cace41a22eb5fc4d5c4e1fbc71442bb5234988e /include | |
| parent | usb: dwc3: gadget: move to threaded IRQ (diff) | |
| download | linux-d1e3d757f7aa91f15db347fc05ffd7ef7f413091.tar.xz linux-d1e3d757f7aa91f15db347fc05ffd7ef7f413091.zip | |
usb: common: introduce usb_state_string()
this function will receive enum usb_device_state
and return a human-readable string from it or,
case an unknown value is passed as argument,
the string "UNKNOWN".
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/usb/ch9.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h index 9c210f2283df..27603bcbb9b9 100644 --- a/include/linux/usb/ch9.h +++ b/include/linux/usb/ch9.h @@ -43,4 +43,13 @@ */ extern const char *usb_speed_string(enum usb_device_speed speed); + +/** + * usb_state_string - Returns human readable name for the state. + * @state: The state to return a human-readable name for. If it's not + * any of the states devices in usb_device_state_string enum, + * the string UNKNOWN will be returned. + */ +extern const char *usb_state_string(enum usb_device_state state); + #endif /* __LINUX_USB_CH9_H */ |