4  * DaVinci EMAC is based upon CPPI 3.0 TI DMA engine
79 MODULE_PARM_DESC(debug_level, "DaVinci EMAC debug level (NETIF_MSG bits)");
103 static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1";
107 #define EMAC_DEF_QOS_EN			(0) /* EMAC proprietary QoS disabled */
136 /* EMAC register related defines */
163 /* EMAC register definitions/bit maps used */
171 /* EMAC mac_control register */
183 /* EMAC mac_status register */
193 /* EMAC RX register masks */
224 /* EMAC Peripheral Device Register Memory Layout structure */
255 /* EMAC statistics registers */
287 /* EMAC DM644x control registers */
291 /* EMAC DM644x control module masks */
296 /* EMAC DM646X control module registers */
303 /* EMAC DM646X control module masks */
312 /* EMAC EOI codes for C0 */
316 /* EMAC Stats Clear Mask */
319 /* emac_priv: EMAC private data structure
321  * EMAC adapter private data structure
357 /* EMAC TX Host Error description strings */
366 /* EMAC RX Host Error description strings */
382  * emac_get_drvinfo - Get EMAC driver information
383  * @ndev: The DaVinci EMAC network adapter
386  * Returns EMAC driver information (name and version)
398  * @ndev : The DaVinci EMAC network adapter
416  * @ndev : The DaVinci EMAC network adapter
493 /* ethtool_ops: DaVinci EMAC Ethtool structure
495  * Ethtool support for EMAC adapter
509  * @priv: The DaVinci EMAC private adapter structure
601  * @priv: The DaVinci EMAC private adapter structure
616 			dev_err(emac_dev, "DaVinci EMAC: emac_hash_add(): Invalid "\  in emac_hash_add()
643  * @priv: The DaVinci EMAC private adapter structure
677 /* EMAC multicast operation */
684  * emac_add_mcast - Set multicast address in the EMAC adapter (Internal)
685  * @priv: The DaVinci EMAC private adapter structure
689  * Set multicast addresses in EMAC adapter - internal function
719 			dev_err(emac_dev, "DaVinci EMAC: add_mcast"\  in emac_add_mcast()
732  * emac_dev_mcast_set - Set multicast address in the EMAC adapter
733  * @ndev: The DaVinci EMAC network adapter
735  * Set multicast addresses in EMAC adapter
758 			/* program multicast address list into EMAC hardware */  in emac_dev_mcast_set()
773  *  EMAC Hardware manipulation
777  * emac_int_disable - Disable EMAC module interrupt (from adapter)
778  * @priv: The DaVinci EMAC private adapter structure
780  * Disable EMAC interrupt on the adapter
817  * emac_int_enable - Enable EMAC module interrupt (from adapter)
818  * @priv: The DaVinci EMAC private adapter structure
820  * Enable EMAC interrupt on the adapter
844  * emac_irq - EMAC interrupt handler
846  * @dev_id: EMAC network adapter data structure ptr
848  * EMAC Interrupt handler - we only schedule NAPI and not process any packets
937  * emac_dev_xmit - EMAC Transmit function
939  * @ndev: The DaVinci EMAC network adapter
942  * EMAC hardware transmit queue
955 			dev_err(emac_dev, "DaVinci EMAC: No link to transmit");  in emac_dev_xmit()
962 			dev_err(emac_dev, "DaVinci EMAC: packet pad failed");  in emac_dev_xmit()
972 			dev_err(emac_dev, "DaVinci EMAC: desc submit failed");  in emac_dev_xmit()
991  * emac_dev_tx_timeout - EMAC Transmit timeout function
992  * @ndev: The DaVinci EMAC network adapter
1006 		dev_err(emac_dev, "DaVinci EMAC: xmit timeout, restarting TX");  in emac_dev_tx_timeout()
1016  * emac_set_type0addr - Set EMAC Type0 mac address
1017  * @priv: The DaVinci EMAC private adapter structure
1043  * emac_set_type1addr - Set EMAC Type1 mac address
1044  * @priv: The DaVinci EMAC private adapter structure
1065  * emac_set_type2addr - Set EMAC Type2 mac address
1066  * @priv: The DaVinci EMAC private adapter structure
1092  * @priv: The DaVinci EMAC private adapter structure
1115 			dev_err(emac_dev, "DaVinci EMAC: Wrong addressing\n");  in emac_setmac()
1121  * @ndev: The DaVinci EMAC network adapter
1137 	/* Store mac addr in priv and rx channel and set it in EMAC hw */  in emac_dev_setmac_addr()
1147 		dev_notice(emac_dev, "DaVinci EMAC: emac_dev_setmac_addr %pM\n",  in emac_dev_setmac_addr()
1154  * emac_hw_enable - Enable EMAC hardware for packet transmission/reception
1155  * @priv: The DaVinci EMAC private adapter structure
1157  * Enables EMAC hardware for packet processing - enables PHY, enables RX
1224  * emac_poll - EMAC NAPI Poll function
1225  * @ndev: The DaVinci EMAC network adapter
1273 		dev_err(emac_dev, "DaVinci EMAC: Fatal Hardware Error\n");  in emac_poll()
1307  * emac_poll_controller - EMAC Poll controller function
1308  * @ndev: The DaVinci EMAC network adapter
1366  * emac_devioctl - EMAC adapter ioctl
1367  * @ndev: The DaVinci EMAC network adapter
1371  * EMAC driver ioctl function
1398  * emac_dev_open - EMAC device open
1399  * @ndev: The DaVinci EMAC network adapter
1458 					"DaVinci EMAC: request_irq() failed\n");  in emac_dev_open()
1470 	/* Start/Enable EMAC hardware */  in emac_dev_open()
1540 		dev_notice(emac_dev, "DaVinci EMAC: Opened %s\n", ndev->name);  in emac_dev_open()
1569  * emac_dev_stop - EMAC device stop
1570  * @ndev: The DaVinci EMAC network adapter
1575  * We return the statistics in net_device_stats structure pulled from emac
1605 		dev_notice(emac_dev, "DaVinci EMAC: %s stopped\n", ndev->name);  in emac_dev_stop()
1612  * emac_dev_getnetstats - EMAC get statistics function
1613  * @ndev: The DaVinci EMAC network adapter
1617  * We return the statistics in net_device_stats structure pulled from emac
1634 	/* update emac hardware stats and reset the registers*/  in emac_dev_getnetstats()
1771  * davinci_emac_probe - EMAC device probe
1772  * @pdev: The DaVinci EMAC device that we are removing
1774  * Called when probing for emac devicesr. We get details of instances and
1792 	/* obtain emac clock from kernel */  in davinci_emac_probe()
1795 		dev_err(&pdev->dev, "failed to get EMAC clock\n");  in davinci_emac_probe()
1833 	/* Get EMAC platform data */  in davinci_emac_probe()
1947 		dev_notice(&pdev->dev, "DaVinci EMAC Probe found device "  in davinci_emac_probe()
1973  * davinci_emac_remove - EMAC device remove
1974  * @pdev: The DaVinci EMAC device that we are removing
1985 	dev_notice(&ndev->dev, "DaVinci EMAC: davinci_emac_remove()\n");  in davinci_emac_remove()
2041 	{.compatible = "ti,davinci-dm6467-emac", },
2042 	{.compatible = "ti,am3517-emac", .data = &am3517_emac_data, },
2043 	{.compatible = "ti,dm816-emac", .data = &dm816_emac_data, },
2049 /* davinci_emac_driver: EMAC platform driver structure */
2061  * davinci_emac_init - EMAC driver module init
2073  * davinci_emac_exit - EMAC driver module exit
2085 MODULE_AUTHOR("DaVinci EMAC Maintainer: Anant Gole <anantgole@ti.com>");
2086 MODULE_AUTHOR("DaVinci EMAC Maintainer: Chaithrika U S <chaithrika@ti.com>");
2087 MODULE_DESCRIPTION("DaVinci EMAC Ethernet driver");