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authorAnton Tikhomirov <av.tikhomirov@samsung.com>2013-10-03 07:42:04 +0400
committerFelipe Balbi <balbi@ti.com>2013-10-04 18:44:44 +0400
commitda8cc16724da2965c94ca15e1377cb9939776dda (patch)
tree5adbb04d75a23aa202109dd2f25668634ea9177c /drivers/usb
parentf8cffc84a2ff8efc2ecca6128485877109e499f5 (diff)
downloadlinux-da8cc16724da2965c94ca15e1377cb9939776dda.tar.xz
usb: phy: Pass OTG FSM pointer to callback functions
struct otg_fsm may be embedded to device's context structure. The callbacks may require pointer to struct otg_fsm to obtain necessary data for its operation (example: regulator reference for drv_vbus()). Signed-off-by: Anton Tikhomirov <av.tikhomirov@samsung.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/phy/phy-fsl-usb.c30
-rw-r--r--drivers/usb/phy/phy-fsl-usb.h4
-rw-r--r--drivers/usb/phy/phy-fsm-usb.h28
3 files changed, 31 insertions, 31 deletions
diff --git a/drivers/usb/phy/phy-fsl-usb.c b/drivers/usb/phy/phy-fsl-usb.c
index fa7c9f9628b5..8b34694ac48f 100644
--- a/drivers/usb/phy/phy-fsl-usb.c
+++ b/drivers/usb/phy/phy-fsl-usb.c
@@ -134,7 +134,7 @@ int write_ulpi(u8 addr, u8 data)
/* Operations that will be called from OTG Finite State Machine */
/* Charge vbus for vbus pulsing in SRP */
-void fsl_otg_chrg_vbus(int on)
+void fsl_otg_chrg_vbus(struct otg_fsm *fsm, int on)
{
u32 tmp;
@@ -170,7 +170,7 @@ void fsl_otg_dischrg_vbus(int on)
}
/* A-device driver vbus, controlled through PP bit in PORTSC */
-void fsl_otg_drv_vbus(int on)
+void fsl_otg_drv_vbus(struct otg_fsm *fsm, int on)
{
u32 tmp;
@@ -188,7 +188,7 @@ void fsl_otg_drv_vbus(int on)
* Pull-up D+, signalling connect by periperal. Also used in
* data-line pulsing in SRP
*/
-void fsl_otg_loc_conn(int on)
+void fsl_otg_loc_conn(struct otg_fsm *fsm, int on)
{
u32 tmp;
@@ -207,7 +207,7 @@ void fsl_otg_loc_conn(int on)
* port. In host mode, controller will automatically send SOF.
* Suspend will block the data on the port.
*/
-void fsl_otg_loc_sof(int on)
+void fsl_otg_loc_sof(struct otg_fsm *fsm, int on)
{
u32 tmp;
@@ -222,7 +222,7 @@ void fsl_otg_loc_sof(int on)
}
/* Start SRP pulsing by data-line pulsing, followed with v-bus pulsing. */
-void fsl_otg_start_pulse(void)
+void fsl_otg_start_pulse(struct otg_fsm *fsm)
{
u32 tmp;
@@ -235,7 +235,7 @@ void fsl_otg_start_pulse(void)
fsl_otg_loc_conn(1);
#endif
- fsl_otg_add_timer(b_data_pulse_tmr);
+ fsl_otg_add_timer(fsm, b_data_pulse_tmr);
}
void b_data_pulse_end(unsigned long foo)
@@ -252,14 +252,14 @@ void b_data_pulse_end(unsigned long foo)
void fsl_otg_pulse_vbus(void)
{
srp_wait_done = 0;
- fsl_otg_chrg_vbus(1);
+ fsl_otg_chrg_vbus(&fsl_otg_dev->fsm, 1);
/* start the timer to end vbus charge */
- fsl_otg_add_timer(b_vbus_pulse_tmr);
+ fsl_otg_add_timer(&fsl_otg_dev->fsm, b_vbus_pulse_tmr);
}
void b_vbus_pulse_end(unsigned long foo)
{
- fsl_otg_chrg_vbus(0);
+ fsl_otg_chrg_vbus(&fsl_otg_dev->fsm, 0);
/*
* As USB3300 using the same a_sess_vld and b_sess_vld voltage
@@ -267,7 +267,7 @@ void b_vbus_pulse_end(unsigned long foo)
* residual voltage of vbus pulsing and A device pull up
*/
fsl_otg_dischrg_vbus(1);
- fsl_otg_add_timer(b_srp_wait_tmr);
+ fsl_otg_add_timer(&fsl_otg_dev->fsm, b_srp_wait_tmr);
}
void b_srp_end(unsigned long foo)
@@ -289,7 +289,7 @@ void a_wait_enum(unsigned long foo)
{
VDBG("a_wait_enum timeout\n");
if (!fsl_otg_dev->phy.otg->host->b_hnp_enable)
- fsl_otg_add_timer(a_wait_enum_tmr);
+ fsl_otg_add_timer(&fsl_otg_dev->fsm, a_wait_enum_tmr);
else
otg_statemachine(&fsl_otg_dev->fsm);
}
@@ -376,7 +376,7 @@ void fsl_otg_uninit_timers(void)
}
/* Add timer to timer list */
-void fsl_otg_add_timer(void *gtimer)
+void fsl_otg_add_timer(struct otg_fsm *fsm, void *gtimer)
{
struct fsl_otg_timer *timer = gtimer;
struct fsl_otg_timer *tmp_timer;
@@ -395,7 +395,7 @@ void fsl_otg_add_timer(void *gtimer)
}
/* Remove timer from the timer list; clear timeout status */
-void fsl_otg_del_timer(void *gtimer)
+void fsl_otg_del_timer(struct otg_fsm *fsm, void *gtimer)
{
struct fsl_otg_timer *timer = gtimer;
struct fsl_otg_timer *tmp_timer, *del_tmp;
@@ -468,7 +468,7 @@ int fsl_otg_start_host(struct otg_fsm *fsm, int on)
retval = dev->driver->pm->resume(dev);
if (fsm->id) {
/* default-b */
- fsl_otg_drv_vbus(1);
+ fsl_otg_drv_vbus(fsm, 1);
/*
* Workaround: b_host can't driver
* vbus, but PP in PORTSC needs to
@@ -493,7 +493,7 @@ int fsl_otg_start_host(struct otg_fsm *fsm, int on)
retval = dev->driver->pm->suspend(dev);
if (fsm->id)
/* default-b */
- fsl_otg_drv_vbus(0);
+ fsl_otg_drv_vbus(fsm, 0);
}
otg_dev->host_working = 0;
}
diff --git a/drivers/usb/phy/phy-fsl-usb.h b/drivers/usb/phy/phy-fsl-usb.h
index e1859b8ef567..7365170a2f23 100644
--- a/drivers/usb/phy/phy-fsl-usb.h
+++ b/drivers/usb/phy/phy-fsl-usb.h
@@ -401,6 +401,6 @@ struct fsl_otg_config {
#define GET_A_BUS_REQ _IOR(OTG_IOCTL_MAGIC, 8, int)
#define GET_B_BUS_REQ _IOR(OTG_IOCTL_MAGIC, 9, int)
-void fsl_otg_add_timer(void *timer);
-void fsl_otg_del_timer(void *timer);
+void fsl_otg_add_timer(struct otg_fsm *fsm, void *timer);
+void fsl_otg_del_timer(struct otg_fsm *fsm, void *timer);
void fsl_otg_pulse_vbus(void);
diff --git a/drivers/usb/phy/phy-fsm-usb.h b/drivers/usb/phy/phy-fsm-usb.h
index fbe586206f33..75344bec4679 100644
--- a/drivers/usb/phy/phy-fsm-usb.h
+++ b/drivers/usb/phy/phy-fsm-usb.h
@@ -83,13 +83,13 @@ struct otg_fsm {
};
struct otg_fsm_ops {
- void (*chrg_vbus)(int on);
- void (*drv_vbus)(int on);
- void (*loc_conn)(int on);
- void (*loc_sof)(int on);
- void (*start_pulse)(void);
- void (*add_timer)(void *timer);
- void (*del_timer)(void *timer);
+ void (*chrg_vbus)(struct otg_fsm *fsm, int on);
+ void (*drv_vbus)(struct otg_fsm *fsm, int on);
+ void (*loc_conn)(struct otg_fsm *fsm, int on);
+ void (*loc_sof)(struct otg_fsm *fsm, int on);
+ void (*start_pulse)(struct otg_fsm *fsm);
+ void (*add_timer)(struct otg_fsm *fsm, void *timer);
+ void (*del_timer)(struct otg_fsm *fsm, void *timer);
int (*start_host)(struct otg_fsm *fsm, int on);
int (*start_gadget)(struct otg_fsm *fsm, int on);
};
@@ -97,14 +97,14 @@ struct otg_fsm_ops {
static inline void otg_chrg_vbus(struct otg_fsm *fsm, int on)
{
- fsm->ops->chrg_vbus(on);
+ fsm->ops->chrg_vbus(fsm, on);
}
static inline void otg_drv_vbus(struct otg_fsm *fsm, int on)
{
if (fsm->drv_vbus != on) {
fsm->drv_vbus = on;
- fsm->ops->drv_vbus(on);
+ fsm->ops->drv_vbus(fsm, on);
}
}
@@ -112,7 +112,7 @@ static inline void otg_loc_conn(struct otg_fsm *fsm, int on)
{
if (fsm->loc_conn != on) {
fsm->loc_conn = on;
- fsm->ops->loc_conn(on);
+ fsm->ops->loc_conn(fsm, on);
}
}
@@ -120,23 +120,23 @@ static inline void otg_loc_sof(struct otg_fsm *fsm, int on)
{
if (fsm->loc_sof != on) {
fsm->loc_sof = on;
- fsm->ops->loc_sof(on);
+ fsm->ops->loc_sof(fsm, on);
}
}
static inline void otg_start_pulse(struct otg_fsm *fsm)
{
- fsm->ops->start_pulse();
+ fsm->ops->start_pulse(fsm);
}
static inline void otg_add_timer(struct otg_fsm *fsm, void *timer)
{
- fsm->ops->add_timer(timer);
+ fsm->ops->add_timer(fsm, timer);
}
static inline void otg_del_timer(struct otg_fsm *fsm, void *timer)
{
- fsm->ops->del_timer(timer);
+ fsm->ops->del_timer(fsm, timer);
}
int otg_statemachine(struct otg_fsm *fsm);