8  * Driver for the ARC EMAC 10100 (hardware revision 5)
27 #include "emac.h"
33  * @priv: Pointer to ARC EMAC private data structure.
85  * arc_emac_get_drvinfo - Get EMAC driver information.
111  * arc_emac_tx_clean - clears processed by EMAC Tx BDs.
208 			/* Return ownership to EMAC */  in arc_emac_rx()
223 			/* Return ownership to EMAC */  in arc_emac_rx()
236 			/* Return ownership to EMAC */  in arc_emac_rx()
265 		/* Return ownership to EMAC */  in arc_emac_rx()
296  * Under certain conditions EMAC stop reception of incoming packets and
299  * EMAC.
347  * arc_emac_intr - Global interrupt handler for EMAC.
353  * ARC EMAC has only 1 interrupt line, and depending on bits raised in
423  * for the EMAC device and starts the Tx queue.
466 		/* Return ownership to EMAC */  in arc_emac_open()
497 	/* Enable EMAC */  in arc_emac_open()
549  * This function must be called while EMAC disable
580  * This function must be called while EMAC disable
612  * the EMAC device.
613  * It also disconnects the PHY device associated with the EMAC device.
627 	/* Disable EMAC */  in arc_emac_stop()
799  * arc_emac_restart - Restart EMAC
802  * This function do hardware reset of EMAC in order to restore
812 		netdev_warn(ndev, "restarting stalled EMAC\n");  in arc_emac_restart()
819 	/* Disable EMAC */  in arc_emac_restart()
838 		/* Return ownership to EMAC */  in arc_emac_restart()
843 	/* Make sure info is visible to EMAC before enable */  in arc_emac_restart()
849 	/* Enable EMAC */  in arc_emac_restart()
886 	/* Get EMAC registers base address from device tree */  in arc_emac_probe()
937 	/* Check for EMAC revision 5 or 7, magic number */  in arc_emac_probe()
939 		dev_err(dev, "ARC EMAC not detected, id=0x%x\n", id);  in arc_emac_probe()
943 	dev_info(dev, "ARC EMAC detected with id: 0x%x\n", id);  in arc_emac_probe()
983 	dev_dbg(dev, "EMAC Device addr: Rx Ring [0x%x], Tx Ring[%x]\n",  in arc_emac_probe()
1046 MODULE_DESCRIPTION("ARC EMAC driver");