63 	u32 txwr;	/* 0x20C */  member
380 static inline u32 grcan_txspace(size_t txsize, u32 txwr, u32 eskbp)  in grcan_txspace()  argument
383 	u32 used = grcan_ring_sub(txwr, eskbp, txsize) / GRCAN_MSG_SIZE;  in grcan_txspace()
693 				u32 txwr = grcan_read_reg(&regs->txwr);  in grcan_err()  local
695 				if (grcan_txspace(dma->tx.size, txwr,  in grcan_err()
828 		u32 txwr = grcan_read_reg(&regs->txwr);  in grcan_running_reset()  local
842 		grcan_write_reg(&regs->txwr, txwr);  in grcan_running_reset()
863 		if (grcan_txspace(priv->dma.tx.size, txwr, priv->eskbp) &&  in grcan_running_reset()
1266 				  u32 txwr, u32 oneshotmode,  in grcan_txbug_workaround()  argument
1283 		    grcan_read_reg(&regs->txrd) == txwr) {  in grcan_txbug_workaround()
1292 		if (grcan_txspace(dma->tx.size, txwr, priv->eskbp))  in grcan_txbug_workaround()
1340 	u32 id, txwr, txrd, space, txctrl;  in grcan_start_xmit()  local
1363 	txwr = grcan_read_reg(&regs->txwr);  in grcan_start_xmit()
1364 	space = grcan_txspace(dma->tx.size, txwr, priv->eskbp);  in grcan_start_xmit()
1366 	slotindex = txwr / GRCAN_MSG_SIZE;  in grcan_start_xmit()
1367 	slot = dma->tx.buf + txwr;  in grcan_start_xmit()
1419 		if (unlikely(grcan_ring_sub(txwr, txrd, dma->tx.size) == 1)) {  in grcan_start_xmit()
1422 			err = grcan_txbug_workaround(dev, skb, txwr,  in grcan_start_xmit()
1443 	grcan_write_reg(&regs->txwr,  in grcan_start_xmit()
1444 			grcan_ring_add(txwr, GRCAN_MSG_SIZE, dma->tx.size));  in grcan_start_xmit()