Searched refs:exchange_lock (Results 1 - 1 of 1) sorted by relevance

/linux-master/drivers/nfc/st95hf/
H A Dcore.c204 * @exchange_lock: semaphore used for signaling the st95hf_remove
225 struct semaphore exchange_lock; member in struct:st95hf_context
792 if (!down_trylock(&stcontext->exchange_lock)) {
793 up(&stcontext->exchange_lock);
850 up(&stcontext->exchange_lock);
863 up(&stcontext->exchange_lock);
962 rc = down_killable(&stcontext->exchange_lock);
975 up(&stcontext->exchange_lock);
1182 sema_init(&st95context->exchange_lock, 1);
1215 result = down_killable(&stcontext->exchange_lock);
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