Lines Matching defs:head
181 return CIRC_CNT(crc->head, crc->tail, DRM_CRC_ENTRIES_NR);189 crc->head = 0;398 int head, tail;409 head = crc->head;412 if (CIRC_SPACE(head, tail, DRM_CRC_ENTRIES_NR) < 1) {424 entry = &crc->entries[head];429 head = (head + 1) & (DRM_CRC_ENTRIES_NR - 1);430 crc->head = head;