grcan_ring_sub    382 drivers/net/can/grcan.c 	u32 used = grcan_ring_sub(txwr, eskbp, txsize) / GRCAN_MSG_SIZE;
grcan_ring_sub   1434 drivers/net/can/grcan.c 		if (unlikely(grcan_ring_sub(txwr, txrd, dma->tx.size) == 1)) {