epu2cpu_mb_lock 723 drivers/media/pci/cx18/cx18-driver.c mutex_init(&cx->epu2cpu_mb_lock); epu2cpu_mb_lock 581 drivers/media/pci/cx18/cx18-driver.h struct mutex epu2cpu_mb_lock; /* protect driver to chip mailbox in SCB*/ epu2cpu_mb_lock 618 drivers/media/pci/cx18/cx18-mailbox.c mb_lock = &cx->epu2cpu_mb_lock;