353 	mutex_init(&pcnp->pcn_xmtlock, NULL, MUTEX_DRIVER, pcnp->pcn_icookie);  in pcn_attach()
391 	mutex_enter(&pcnp->pcn_xmtlock);  in pcn_attach()
393 	mutex_exit(&pcnp->pcn_xmtlock);  in pcn_attach()
452 		mutex_enter(&pcnp->pcn_xmtlock);  in pcn_detach()
455 		mutex_exit(&pcnp->pcn_xmtlock);  in pcn_detach()
465 		mutex_enter(&pcnp->pcn_xmtlock);  in pcn_detach()
468 		mutex_exit(&pcnp->pcn_xmtlock);  in pcn_detach()
486 	mutex_enter(&pcnp->pcn_xmtlock);  in pcn_ddi_resume()
494 		mutex_exit(&pcnp->pcn_xmtlock);  in pcn_ddi_resume()
501 	mutex_exit(&pcnp->pcn_xmtlock);  in pcn_ddi_resume()
551 	mutex_destroy(&pcnp->pcn_xmtlock);  in pcn_teardown()
604 	mutex_enter(&pcnp->pcn_xmtlock);  in pcn_m_multicast()
623 	mutex_exit(&pcnp->pcn_xmtlock);  in pcn_m_multicast()
635 	mutex_enter(&pcnp->pcn_xmtlock);  in pcn_m_promisc()
651 	mutex_exit(&pcnp->pcn_xmtlock);  in pcn_m_promisc()
667 	mutex_enter(&pcnp->pcn_xmtlock);  in pcn_m_unicast()
680 	mutex_exit(&pcnp->pcn_xmtlock);  in pcn_m_unicast()
692 	mutex_enter(&pcnp->pcn_xmtlock);  in pcn_m_tx()
700 		mutex_exit(&pcnp->pcn_xmtlock);  in pcn_m_tx()
714 	mutex_exit(&pcnp->pcn_xmtlock);  in pcn_m_tx()
727 	ASSERT(mutex_owned(&pcnp->pcn_xmtlock));  in pcn_send()
845 			mutex_enter(&pcnp->pcn_xmtlock);  in pcn_intr()
847 			mutex_exit(&pcnp->pcn_xmtlock);  in pcn_intr()
872 		mutex_enter(&pcnp->pcn_xmtlock);  in pcn_intr()
874 		mutex_exit(&pcnp->pcn_xmtlock);  in pcn_intr()
977 	mutex_enter(&pcnp->pcn_xmtlock);  in pcn_m_start()
982 	mutex_exit(&pcnp->pcn_xmtlock);  in pcn_m_start()
998 	mutex_enter(&pcnp->pcn_xmtlock);  in pcn_m_stop()
1003 	mutex_exit(&pcnp->pcn_xmtlock);  in pcn_m_stop()
1104 	ASSERT(mutex_owned(&pcnp->pcn_xmtlock));  in pcn_startall()
1121 	ASSERT(mutex_owned(&pcnp->pcn_xmtlock));  in pcn_stopall()