static int ce147_sensor_power_set(enum v4l2_power power) { static enum v4l2_power c_previous_pwr = V4L2_POWER_OFF; int err = 0; printk(CE147_MOD_NAME "ce147_sensor_power_set is called...[%x] (0:OFF, 1:ON)\n", power); switch (power) { case V4L2_POWER_OFF: err = ce147_disable_gpio(); break; case V4L2_POWER_ON: isp_configure_interface(NULL,&ce147_if_config); if (c_previous_pwr != V4L2_POWER_OFF) err = ce147_disable_gpio(); err = ce147_enable_gpio(); break; case V4L2_POWER_STANDBY: break; case V4L2_POWER_RESUME: break; } c_previous_pwr = power; return err; }
static int ce147_sensor_power_set(enum v4l2_power power) { static enum v4l2_power c_previous_pwr = V4L2_POWER_OFF; int err = 0; printk("ce147_sensor_power_set is called...[%x]\n", power); switch (power) { case V4L2_POWER_OFF: { err = ce147_disable_gpio(); } break; case V4L2_POWER_ON: { isp_configure_interface(0,&ce147_if_config); err = ce147_enable_gpio(); if(err) { printk("ce147_sensor_power_set RETRY...[%x]\n", err); err = ce147_disable_gpio(); err = ce147_enable_gpio(); } } break; case V4L2_POWER_STANDBY: break; case V4L2_POWER_RESUME: break; } c_previous_pwr = power; return err; }