128 	struct mutex extreg_lock;  member
323 		mutex_lock(&clock->extreg_lock);  in periodic_output()
326 		mutex_unlock(&clock->extreg_lock);  in periodic_output()
336 	mutex_lock(&clock->extreg_lock);  in periodic_output()
360 	mutex_unlock(&clock->extreg_lock);  in periodic_output()
389 	mutex_lock(&clock->extreg_lock);  in ptp_dp83640_adjfine()
394 	mutex_unlock(&clock->extreg_lock);  in ptp_dp83640_adjfine()
411 	mutex_lock(&clock->extreg_lock);  in ptp_dp83640_adjtime()
415 	mutex_unlock(&clock->extreg_lock);  in ptp_dp83640_adjtime()
428 	mutex_lock(&clock->extreg_lock);  in ptp_dp83640_gettime()
437 	mutex_unlock(&clock->extreg_lock);  in ptp_dp83640_gettime()
453 	mutex_lock(&clock->extreg_lock);  in ptp_dp83640_settime()
457 	mutex_unlock(&clock->extreg_lock);  in ptp_dp83640_settime()
502 		mutex_lock(&clock->extreg_lock);  in ptp_dp83640_enable()
504 		mutex_unlock(&clock->extreg_lock);  in ptp_dp83640_enable()
552 	mutex_lock(&clock->extreg_lock);  in enable_status_frames()
557 	mutex_unlock(&clock->extreg_lock);  in enable_status_frames()
637 	mutex_lock(&clock->extreg_lock);  in recalibrate()
730 	mutex_unlock(&clock->extreg_lock);  in recalibrate()
992 		mutex_destroy(&clock->extreg_lock);  in dp83640_free_clocks()
1006 	mutex_init(&clock->extreg_lock);  in dp83640_clock_init()
1123 		mutex_lock(&clock->extreg_lock);  in dp83640_config_init()
1125 		mutex_unlock(&clock->extreg_lock);  in dp83640_config_init()
1130 	mutex_lock(&clock->extreg_lock);  in dp83640_config_init()
1132 	mutex_unlock(&clock->extreg_lock);  in dp83640_config_init()
1277 	mutex_lock(&dp83640->clock->extreg_lock);  in dp83640_hwtstamp()
1282 	mutex_unlock(&dp83640->clock->extreg_lock);  in dp83640_hwtstamp()