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usb: phy: Add and use missed helper functions

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This patch implements missed helper functions for start_gadget() and
start_host() OTG FSM callbacks.

Signed-off-by: Anton Tikhomirov <av.tikhomirov@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Anton Tikhomirov 2013-10-03 12:42:04 +09:00 committed by Felipe Balbi
parent 737cc66eac
commit 425d710172
2 changed files with 18 additions and 4 deletions
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8
drivers/usb/phy/phy-fsm-usb.c
View File

@ -41,17 +41,17 @@ static int otg_set_protocol(struct otg_fsm *fsm, int protocol)
fsm->protocol, protocol);
/* stop old protocol */
if (fsm->protocol == PROTO_HOST)
ret = fsm->ops->start_host(fsm, 0);
ret = otg_start_host(fsm, 0);
else if (fsm->protocol == PROTO_GADGET)
ret = fsm->ops->start_gadget(fsm, 0);
ret = otg_start_gadget(fsm, 0);
if (ret)
return ret;
/* start new protocol */
if (protocol == PROTO_HOST)
ret = fsm->ops->start_host(fsm, 1);
ret = otg_start_host(fsm, 1);
else if (protocol == PROTO_GADGET)
ret = fsm->ops->start_gadget(fsm, 1);
ret = otg_start_gadget(fsm, 1);
if (ret)
return ret;

14
drivers/usb/phy/phy-fsm-usb.h
View File

@ -160,6 +160,20 @@ static inline int otg_del_timer(struct otg_fsm *fsm, void *timer)
return 0;
}
static inline int otg_start_host(struct otg_fsm *fsm, int on)
{
if (!fsm->ops->start_host)
return -EOPNOTSUPP;
return fsm->ops->start_host(fsm, on);
}
static inline int otg_start_gadget(struct otg_fsm *fsm, int on)
{
if (!fsm->ops->start_gadget)
return -EOPNOTSUPP;
return fsm->ops->start_gadget(fsm, on);
}
int otg_statemachine(struct otg_fsm *fsm);
/* Defined by device specific driver, for different timer implementation */