/*! otg_workitem_start
* Signal work work to run.
* @param workitem - workitem pointer
*/
static void inline otg_workitem_start(struct otg_workitem *workitem)
{
//TRACE_STRING(workitem->tag, "START: %s", workitem->name);
if (workitem->debug)
printk(KERN_INFO"%s: %s\n", __FUNCTION__, workitem->name);
workitem->proc(workitem->data);
workitem->terminated = FALSE;
SCHEDULE_WORK(workitem->work);
}
/*! otg_tasklet_start
* Signal work task to re-start.
* @param tasklet - otg_tasklet instance pointer
*/
static void inline otg_tasklet_start(struct otg_tasklet *tasklet)
{
//TRACE_STRING(tag, "START: %s", name);
if (tasklet->debug)
printk(KERN_INFO"%s: %s\n", __FUNCTION__, tasklet->name);
tasklet->terminated = FALSE;
#ifdef OTG_TASKLET_WORK
SCHEDULE_WORK(tasklet->work);
#else /* OTG_TASKLET_WORK */
tasklet_schedule(&tasklet->tasklet);
#endif /* OTG_TASKLET_WORK */
}
/*! otg_up_work
* Signal work param taskto re-start.
* @param task - otg_task instance pointer
*/
void otg_up_work(struct otg_task *task)
{
//TRACE_STRING(task->tag, "UP WORK: %s", task->name);
if (task->debug)
printk(KERN_INFO"%s: %s\n", __FUNCTION__, task->name);
#if defined(OTG_TASK_WORK)
task->terminated = FALSE;
SCHEDULE_WORK(task->work);
#else /* defined(OTG_TASK_WORK) */
up(&task->work_sem);
#endif /* defined(OTG_TASK_WORK) */
}
void mc13783_otg_wakeup(void)
{
TRACE_MSG0(TCD, "start");
SCHEDULE_WORK(mc13783_otg_wq);
TRACE_MSG0(TCD, "finsih");
}
/*! mc13783_bh_wakeup - wakeup the mc13783 bottom half
* */
void mc13783_bh_wakeup(void)
{
TRACE_MSG0(TCD, "--");
SCHEDULE_WORK(mc13783_work_bh);
}
/*! mc13783_bh
* */
void mc13783_bh(void *arg)
{
TRACE_MSG0(TCD, "--");
global_flag = global_flag_array[start_flag];
if (global_flag & PUDP_FLAG_SET){ //set DP pullup
//mc13783_convity_set_speed_mode (FALSE); //set high speed
//mc13783_convity_set_pull_down_switch(PD_PU, TRUE); //variable 1.5K pull-up switch in
power_ic_periph_set_usb_pull_up(TRUE);
}
if (global_flag & PUDP_FLAG_RESET){ //reset DP pullup
//mc13783_convity_set_speed_mode (FALSE); //set high speed
//mc13783_convity_set_pull_down_switch(PD_PU, FALSE); //variable 1.5K pull-up switch off
power_ic_periph_set_usb_pull_up(FALSE); // Turn off the USB pullup
}
if (global_flag & PUDM_FLAG_SET){ //set DM pullup
//mc13783_convity_set_speed_mode (TRUE); //set low speed
//mc13783_convity_set_pull_down_switch(PD_PU, TRUE); //variable 1.5K pull-up switch in
power_ic_periph_set_usb_pull_up(TRUE);
}
if (global_flag & PUDM_FLAG_RESET){ //reset DM pullup
//mc13783_convity_set_speed_mode (TRUE); //set low speed
//mc13783_convity_set_pull_down_switch(PD_PU, FALSE); //variable 1.5K pull-up switch off
power_ic_periph_set_usb_pull_up(FALSE); // Turn off the USB pullup
}
if (global_flag & UPD_FLAG_SET){ //set DP pulldown
power_ic_set_reg_bit(POWER_IC_REG_ATLAS_USB_0, BIT_UDPPD, TRUE);
//mc13783_convity_set_pull_down_switch(PD_UPD_15, TRUE); //DP pull down switch is on
}
if (global_flag & UPD_FLAG_RESET){ //reset DP pulldown
power_ic_set_reg_bit(POWER_IC_REG_ATLAS_USB_0, BIT_UDPPD, FALSE);
//mc13783_convity_set_pull_down_switch(PD_UPD_15, FALSE); //DP pull down switch is off
}
if (global_flag & UDM_FLAG_SET){ //set DM pulldown
power_ic_set_reg_bit(POWER_IC_REG_ATLAS_USB_0, BIT_UDMPD, TRUE);
//mc13783_convity_set_pull_down_switch(PD_UDM_15, TRUE); //DP pull down switch is on
}
if (global_flag & UDM_FLAG_RESET){ //reset DM pulldown
power_ic_set_reg_bit(POWER_IC_REG_ATLAS_USB_0, BIT_UDMPD, FALSE);
//mc13783_convity_set_pull_down_switch(PD_UDM_15, FALSE); //DP pull down switch is off
}
/* Used for OTG
if (global_flag & DRV_VBUS_SET){ //enable vbus voltage
// mc13783_convity_set_output (FALSE, FALSE); //disable VUSB
mc13783_convity_set_output (TRUE, TRUE); //enable VBUS
}
if (global_flag & DRV_VBUS_RESET){ //disable vbus voltage
// mc13783_convity_set_output (FALSE, FALSE); //disable VUSB
mc13783_convity_set_output (TRUE, FALSE); //disable VBUS
}
if (global_flag & CHRG_VBUS_SET){ //enable vbus
#ifndef VBUS_TIMER
mc13783_convity_set_output (TRUE, TRUE); //enable VBUS
#else
mc13783_convity_set_vbus_reg (3); //set VBUS on for 30 ms
#endif
}
if (global_flag & CHRG_VBUS_RESET){ //disable vbus
mc13783_convity_set_output (TRUE, FALSE); //disable VBUS
}
if (global_flag & DISCHRG_VBUS_SET){ //discharge vbus
mc13783_convity_set_output (TRUE, FALSE); //disable VBUS
mc13783_convity_set_vusb_voltage (TRUE); //set the VUSB voltage to 3.3
mc13783_convity_set_output (FALSE, TRUE); //enable VUSB
}
if (global_flag & DISCHRG_VBUS_RESET){ //discharge vbus disable
mc13783_convity_set_output (TRUE, FALSE); //disable VBUS
mc13783_convity_set_output (FALSE, TRUE); //enable VUSB
// mc13783convity_set_output (FALSE, FALSE); //disable VUSB
}
*/
TRACE_MSG3 (TCD, "gloabl flag %d start_flag %d end_flag %d", global_flag, start_flag, end_flag);
global_flag = 0;
global_flag_array[start_flag] = 0;
if (start_flag ++ > 15)
start_flag = 0;
if (start_flag != end_flag)
SCHEDULE_WORK(mc13783_work_bh);
}
