Messages in this thread Patch in this message | | | Date | Fri, 20 Feb 2004 13:46:47 +0100 | From | Geert Uytterhoeven <> | Subject | [PATCH 405] Amiga Hydra Ethernet new driver model |
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Hydra Ethernet: Convert to the new driver model
--- linux-2.6.3/drivers/net/hydra.c 2004-02-08 10:19:34.000000000 +0100 +++ linux-m68k-2.6.3/drivers/net/hydra.c 2004-02-08 11:47:55.000000000 +0100 @@ -44,10 +44,10 @@ #define WORDSWAP(a) ((((a)>>8)&0xff) | ((a)<<8)) -static struct net_device *root_hydra_dev; -static int __init hydra_probe(void); -static int __init hydra_init(unsigned long board); +static int __devinit hydra_init_one(struct zorro_dev *z, + const struct zorro_device_id *ent); +static int __devinit hydra_init(struct zorro_dev *z); static int hydra_open(struct net_device *dev); static int hydra_close(struct net_device *dev); static void hydra_reset_8390(struct net_device *dev); @@ -57,34 +57,38 @@ struct sk_buff *skb, int ring_offset); static void hydra_block_output(struct net_device *dev, int count, const unsigned char *buf, int start_page); -static void __exit hydra_cleanup(void); +static void __devexit hydra_remove_one(struct zorro_dev *z); -static int __init hydra_probe(void) -{ - struct zorro_dev *z = NULL; - unsigned long board; - int err = -ENODEV; - - while ((z = zorro_find_device(ZORRO_PROD_HYDRA_SYSTEMS_AMIGANET, z))) { - board = z->resource.start; - if (!request_mem_region(board, 0x10000, "Hydra")) - continue; - if ((err = hydra_init(ZTWO_VADDR(board)))) { - release_mem_region(board, 0x10000); - return err; - } - err = 0; - } +static struct zorro_device_id hydra_zorro_tbl[] __devinitdata = { + { ZORRO_PROD_HYDRA_SYSTEMS_AMIGANET }, + { 0 } +}; + +static struct zorro_driver hydra_driver = { + .name = "hydra", + .id_table = hydra_zorro_tbl, + .probe = hydra_init_one, + .remove = __devexit_p(hydra_remove_one), +}; - if (err == -ENODEV) - printk("No Hydra ethernet card found.\n"); +static int __devinit hydra_init_one(struct zorro_dev *z, + const struct zorro_device_id *ent) +{ + int err; - return err; + if (!request_mem_region(z->resource.start, 0x10000, "Hydra")) + return -EBUSY; + if ((err = hydra_init(z))) { + release_mem_region(z->resource.start, 0x10000); + return -EBUSY; + } + return 0; } -static int __init hydra_init(unsigned long board) +static int __devinit hydra_init(struct zorro_dev *z) { struct net_device *dev; + unsigned long board = ZTWO_VADDR(z->resource.start); unsigned long ioaddr = board+HYDRA_NIC_BASE; const char name[] = "NE2000"; int start_page, stop_page; @@ -119,7 +123,7 @@ return -EAGAIN; } - printk("%s: hydra at 0x%08lx, address %02x:%02x:%02x:%02x:%02x:%02x (hydra.c " HYDRA_VERSION ")\n", dev->name, ZTWO_PADDR(board), + printk("%s: hydra at 0x%08lx, address %02x:%02x:%02x:%02x:%02x:%02x (hydra.c " HYDRA_VERSION ")\n", dev->name, z->resource.start, dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2], dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5]); @@ -138,18 +142,17 @@ ei_status.reg_offset = hydra_offsets; dev->open = &hydra_open; dev->stop = &hydra_close; -#ifdef MODULE - ei_status.priv = (unsigned long)root_hydra_dev; - root_hydra_dev = dev; -#endif NS8390_init(dev, 0); + err = register_netdev(dev); - if (!err) - return 0; + if (err) { + free_irq(IRQ_AMIGA_PORTS, dev); + free_netdev(dev); + return err; + } - free_irq(IRQ_AMIGA_PORTS, dev); - free_netdev(dev); - return err; + zorro_set_drvdata(z, dev); + return 0; } static int hydra_open(struct net_device *dev) @@ -220,20 +223,27 @@ z_memcpy_toio(mem_base+((start_page - NESM_START_PG)<<8), buf, count); } -static void __exit hydra_cleanup(void) +static void __devexit hydra_remove_one(struct zorro_dev *z) { - struct net_device *dev, *next; + struct net_device *dev = zorro_get_drvdata(z); - while ((dev = root_hydra_dev)) { - next = (struct net_device *)(ei_status.priv); - unregister_netdev(dev); - free_irq(IRQ_AMIGA_PORTS, dev); - release_mem_region(ZTWO_PADDR(dev->base_addr)-HYDRA_NIC_BASE, 0x10000); - free_netdev(dev); - root_hydra_dev = next; - } + unregister_netdev(dev); + free_irq(IRQ_AMIGA_PORTS, dev); + release_mem_region(ZTWO_PADDR(dev->base_addr)-HYDRA_NIC_BASE, 0x10000); + free_netdev(dev); +} + +static int __init hydra_init_module(void) +{ + return zorro_module_init(&hydra_driver); +} + +static void __exit hydra_cleanup_module(void) +{ + zorro_unregister_driver(&hydra_driver); } -module_init(hydra_probe); -module_exit(hydra_cleanup); +module_init(hydra_init_module); +module_exit(hydra_cleanup_module); + MODULE_LICENSE("GPL"); Gr{oetje,eeting}s, Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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