static BOOL disp_drv_init_context(void)
{
LCD_STATUS ret;
if (disp_drv != NULL && lcm_drv != NULL){
return TRUE;
}
DISP_DetectDevice();
disp_drv_init_ctrl_if();
disp_drv_set_driving_current(NULL);
switch(lcm_params->type)
{
case LCM_TYPE_DBI : disp_drv = DISP_GetDriverDBI(); break;
case LCM_TYPE_DPI : disp_drv = DISP_GetDriverDPI(); break;
case LCM_TYPE_DSI : disp_drv = DISP_GetDriverDSI(); break;
default : ASSERT(0);
}
if (!disp_drv) return FALSE;
return TRUE;
}
LCM_DRIVER *disp_drv_get_lcm_driver(const char* lcm_name)
{
LCM_DRIVER *lcm = NULL;
printf("[LCM Auto Detect], we have %d lcm drivers built in\n", lcm_count);
if(lcm_count ==1)
{
// we need to verify whether the lcm is connected
// even there is only one lcm type defined
lcm = lcm_driver_list[0];
lcm->set_util_funcs(&lcm_utils);
lcm->get_params(&s_lcm_params);
lcm_params = &s_lcm_params;
lcm_drv = lcm;
isLCMFound = TRUE;
printf("[LCM Specified]\t[%s]\n", (lcm->name==NULL)?"unknown":lcm->name);
goto done;
}
else
{
int i;
for(i = 0;i < lcm_count;i++)
{
lcm_params = &s_lcm_params;
lcm = lcm_driver_list[i];
printf("[LCM Auto Detect] [%d] - [%s]\t",
i,
(lcm->name==NULL)?"unknown":lcm->name);
lcm->set_util_funcs(&lcm_utils);
memset((void*)lcm_params, 0, sizeof(LCM_PARAMS));
lcm->get_params(lcm_params);
disp_drv_init_ctrl_if();
disp_drv_set_driving_current(lcm_params);
disp_drv_init_io_pad(lcm_params);
if(lcm_name != NULL)
{
if(!strcmp(lcm_name,lcm->name))
{
printf("\t\t[success]\n");
isLCMFound = TRUE;
lcm_drv = lcm;
goto done;
}
else
{
printf("\t\t[fail]\n");
}
}
else
{
if(LCM_TYPE_DSI == lcm_params->type){
init_dsi();
}
if(lcm->compare_id != NULL && lcm->compare_id())
{
printf("\t\t[success]\n");
isLCMFound = TRUE;
lcm_drv = lcm;
goto done;
}
else
{
printf("\t\t[fail]\n");
if(LCM_TYPE_DSI == lcm_params->type)
DSI_Deinit();
}
}
}
}
done:
return lcm;
}
LCM_DRIVER *disp_drv_get_lcm_driver(const char *lcm_name)
{
LCM_DRIVER *lcm = NULL;
printk("[LCM Auto Detect], we have %d lcm drivers built in\n", lcm_count);
printk("[LCM Auto Detect], try to find driver for [%s]\n",
(lcm_name==NULL)?"unknown":lcm_name);
if(lcm_count ==1)
{
// we need to verify whether the lcm is connected
// even there is only one lcm type defined
lcm = lcm_driver_list[0];
lcm->set_util_funcs(&lcm_utils);
lcm->get_params(&s_lcm_params);
lcm_params = &s_lcm_params;
lcm_drv = lcm;
disp_drv_init_ctrl_if();
disp_drv_set_driving_current(lcm_params);
disp_drv_init_io_pad(lcm_params);
if(lcm_drv->compare_id)
{
if(LCM_TYPE_DSI == lcm_params->type){
init_dsi(FALSE);
}
if(lcm_drv->compare_id() == TRUE)
{
printk("[LCM Specified] compare id success\n");
isLCMFound = TRUE;
}
else
{
printk("[LCM Specified] compare id fail\n");
printk("%s, lcm is not connected\n", __func__);
if(LCM_TYPE_DSI == lcm_params->type)
DSI_Deinit();
}
}
else
{
printk("[LCM Specified] don't support read deivce id\n");
}
printk("[LCM Specified]\t[%s]\n", (lcm->name==NULL)?"unknown":lcm->name);
goto done;
}
else
{
int i;
for(i = 0;i < lcm_count;i++)
{
lcm_params = &s_lcm_params;
lcm = lcm_driver_list[i];
printk("[LCM Auto Detect] [%d] - [%s]\t", i, (lcm->name==NULL)?"unknown":lcm->name);
lcm->set_util_funcs(&lcm_utils);
memset((void*)lcm_params, 0, sizeof(LCM_PARAMS));
lcm->get_params(lcm_params);
disp_drv_init_ctrl_if();
disp_drv_set_driving_current(lcm_params);
disp_drv_init_io_pad(lcm_params);
if(lcm_name != NULL)
{
if(!strcmp(lcm_name,lcm->name))
{
printk("\t\t[success]\n");
isLCMFound = TRUE;
lcm_drv = lcm;
goto done;
}
else
{
printk("\t\t[fail]\n");
}
}
else
{
if(LCM_TYPE_DSI == lcm_params->type){
init_dsi(FALSE);
}
if(lcm->compare_id != NULL && lcm->compare_id())
{
printk("\t\t[success]\n");
isLCMFound = TRUE;
lcm_drv = lcm;
goto done;
}
else
{
if(LCM_TYPE_DSI == lcm_params->type)
DSI_Deinit();
printk("\t\t[fail]\n");
}
}
}
#if 1//LK@6575,0319,use the first lcm in the lcm list as default if no lcm detected.
lcm = lcm_driver_list[0];
#endif
}
done:
return lcm_drv;
}
