net/can/ti_hecc.c

187 	u32 tx_head;
194 	return priv->tx_head & HECC_TX_MB_MASK;
204 	return (priv->tx_head >> HECC_TX_PRIO_SHIFT) & MAX_TX_PRIO;
360 	priv->tx_head = HECC_TX_MASK;
482 			   "BUG: TX mbx not ready tx_head=%08X, tx_tail=%08X\n",
483 			   priv->tx_head, priv->tx_tail);
509 	--priv->tx_head;
511 	    (priv->tx_head & HECC_TX_MASK) == HECC_TX_MASK) {
739 		while (priv->tx_tail - priv->tx_head > 0) {
757 		if ((priv->tx_head == priv->tx_tail &&
758 		     ((priv->tx_head & HECC_TX_MASK) != HECC_TX_MASK)) ||
760 		     ((priv->tx_head & HECC_TX_MASK) == HECC_TX_MASK)))