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authorFelipe Balbi <balbi@ti.com>2013-03-07 10:45:56 +0200
committerFelipe Balbi <balbi@ti.com>2013-03-18 11:18:03 +0200
commit7009bdd7f31ed6e769af0f76e2368bb6033be572 (patch)
tree77937b38a3e34edce74c966695849bf528575271 /drivers/usb/usb-common.c
parent42c0bf1ce7c067bbc3e77d5626f102a16bc4fb6b (diff)
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>
Diffstat (limited to 'drivers/usb/usb-common.c')
-rw-r--r--drivers/usb/usb-common.c26
1 files changed, 26 insertions, 0 deletions
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)
{