linux_old1/drivers/usb/otg/otg.c

48 lines
1.2 KiB
C

/*
* otg.c -- USB OTG utility code
*
* Copyright (C) 2004 Texas Instruments
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#include <linux/export.h>
#include <linux/usb/otg.h>
const char *otg_state_string(enum usb_otg_state state)
{
switch (state) {
case OTG_STATE_A_IDLE:
return "a_idle";
case OTG_STATE_A_WAIT_VRISE:
return "a_wait_vrise";
case OTG_STATE_A_WAIT_BCON:
return "a_wait_bcon";
case OTG_STATE_A_HOST:
return "a_host";
case OTG_STATE_A_SUSPEND:
return "a_suspend";
case OTG_STATE_A_PERIPHERAL:
return "a_peripheral";
case OTG_STATE_A_WAIT_VFALL:
return "a_wait_vfall";
case OTG_STATE_A_VBUS_ERR:
return "a_vbus_err";
case OTG_STATE_B_IDLE:
return "b_idle";
case OTG_STATE_B_SRP_INIT:
return "b_srp_init";
case OTG_STATE_B_PERIPHERAL:
return "b_peripheral";
case OTG_STATE_B_WAIT_ACON:
return "b_wait_acon";
case OTG_STATE_B_HOST:
return "b_host";
default:
return "UNDEFINED";
}
}
EXPORT_SYMBOL(otg_state_string);