diff options
author | Felipe Balbi <balbi@ti.com> | 2013-03-07 10:45:56 +0200 |
---|---|---|
committer | Felipe Balbi <balbi@ti.com> | 2013-03-18 11:18:03 +0200 |
commit | 7009bdd7f31ed6e769af0f76e2368bb6033be572 (patch) | |
tree | 77937b38a3e34edce74c966695849bf528575271 | |
parent | 42c0bf1ce7c067bbc3e77d5626f102a16bc4fb6b (diff) | |
download | linux-7009bdd7f31ed6e769af0f76e2368bb6033be572.tar.bz2 |
usb: otg: move usb_otg_state_string to usb-common.c
otg.c only had a single function definition
which might make more sense to be placed in
usb-common.c. While doing that, we also delete
otg.c since it's now empty.
Signed-off-by: Felipe Balbi <balbi@ti.com>
-rw-r--r-- | drivers/usb/otg/Makefile | 3 | ||||
-rw-r--r-- | drivers/usb/otg/otg.c | 47 | ||||
-rw-r--r-- | drivers/usb/usb-common.c | 26 | ||||
-rw-r--r-- | include/linux/usb/otg.h | 7 |
4 files changed, 26 insertions, 57 deletions
diff --git a/drivers/usb/otg/Makefile b/drivers/usb/otg/Makefile index a844b8d35d14..6abc45388e24 100644 --- a/drivers/usb/otg/Makefile +++ b/drivers/usb/otg/Makefile @@ -5,9 +5,6 @@ ccflags-$(CONFIG_USB_DEBUG) := -DDEBUG ccflags-$(CONFIG_USB_GADGET_DEBUG) += -DDEBUG -# infrastructure -obj-$(CONFIG_USB_OTG_UTILS) += otg.o - # transceiver drivers obj-$(CONFIG_USB_GPIO_VBUS) += gpio_vbus.o obj-$(CONFIG_ISP1301_OMAP) += isp1301_omap.o diff --git a/drivers/usb/otg/otg.c b/drivers/usb/otg/otg.c deleted file mode 100644 index fd9a4b7bebe7..000000000000 --- a/drivers/usb/otg/otg.c +++ /dev/null @@ -1,47 +0,0 @@ -/* - * 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 *usb_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(usb_otg_state_string); diff --git a/drivers/usb/usb-common.c b/drivers/usb/usb-common.c index 070b681e5d17..0db0a919d72b 100644 --- a/drivers/usb/usb-common.c +++ b/drivers/usb/usb-common.c @@ -14,6 +14,32 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/usb/ch9.h> +#include <linux/usb/otg.h> + +const char *usb_otg_state_string(enum usb_otg_state state) +{ + static const char *const names[] = { + [OTG_STATE_A_IDLE] = "a_idle", + [OTG_STATE_A_WAIT_VRISE] = "a_wait_vrise", + [OTG_STATE_A_WAIT_BCON] = "a_wait_bcon", + [OTG_STATE_A_HOST] = "a_host", + [OTG_STATE_A_SUSPEND] = "a_suspend", + [OTG_STATE_A_PERIPHERAL] = "a_peripheral", + [OTG_STATE_A_WAIT_VFALL] = "a_wait_vfall", + [OTG_STATE_A_VBUS_ERR] = "a_vbus_err", + [OTG_STATE_B_IDLE] = "b_idle", + [OTG_STATE_B_SRP_INIT] = "b_srp_init", + [OTG_STATE_B_PERIPHERAL] = "b_peripheral", + [OTG_STATE_B_WAIT_ACON] = "b_wait_acon", + [OTG_STATE_B_HOST] = "b_host", + }; + + if (state < 0 || state >= ARRAY_SIZE(names)) + return "UNDEFINED"; + + return names[state]; +} +EXPORT_SYMBOL_GPL(usb_otg_state_string); const char *usb_speed_string(enum usb_device_speed speed) { diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h index 9f9fb3927b0a..291e01ba32e5 100644 --- a/include/linux/usb/otg.h +++ b/include/linux/usb/otg.h @@ -36,14 +36,7 @@ struct usb_otg { }; -#ifdef CONFIG_USB_OTG_UTILS extern const char *usb_otg_state_string(enum usb_otg_state state); -#else -static inline const char *usb_otg_state_string(enum usb_otg_state state) -{ - return NULL; -} -#endif /* Context: can sleep */ static inline int |