diff options
author | Dominik Brodowski <linux@dominikbrodowski.net> | 2005-11-14 20:25:35 (GMT) |
---|---|---|
committer | Dominik Brodowski <linux@dominikbrodowski.net> | 2006-01-05 23:03:20 (GMT) |
commit | b463581154f3f3eecda27cae60df813fefcd84d3 (patch) | |
tree | 5e5b0f7a32b0727b64e52b9b2649897e6c841074 /drivers/net | |
parent | f3990715589d378a2d3aa9b8accd78bb4a2378b7 (diff) | |
download | linux-b463581154f3f3eecda27cae60df813fefcd84d3.tar.xz |
[PATCH] pcmcia: remove dev_list from drivers
The linked list of devices managed by each PCMCIA driver is, in very most
cases, unused. Therefore, remove it from many drivers.
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/pcmcia/3c574_cs.c | 15 | ||||
-rw-r--r-- | drivers/net/pcmcia/3c589_cs.c | 17 | ||||
-rw-r--r-- | drivers/net/pcmcia/axnet_cs.c | 14 | ||||
-rw-r--r-- | drivers/net/pcmcia/com20020_cs.c | 22 | ||||
-rw-r--r-- | drivers/net/pcmcia/fmvj18x_cs.c | 16 | ||||
-rw-r--r-- | drivers/net/pcmcia/ibmtr_cs.c | 21 | ||||
-rw-r--r-- | drivers/net/pcmcia/nmclan_cs.c | 14 | ||||
-rw-r--r-- | drivers/net/pcmcia/pcnet_cs.c | 14 | ||||
-rw-r--r-- | drivers/net/pcmcia/smc91c92_cs.c | 15 | ||||
-rw-r--r-- | drivers/net/pcmcia/xirc2ps_cs.c | 24 | ||||
-rw-r--r-- | drivers/net/wireless/airo_cs.c | 28 | ||||
-rw-r--r-- | drivers/net/wireless/atmel_cs.c | 25 | ||||
-rw-r--r-- | drivers/net/wireless/hostap/hostap_cs.c | 15 | ||||
-rw-r--r-- | drivers/net/wireless/netwave_cs.c | 56 | ||||
-rw-r--r-- | drivers/net/wireless/orinoco_cs.c | 21 | ||||
-rw-r--r-- | drivers/net/wireless/spectrum_cs.c | 11 | ||||
-rw-r--r-- | drivers/net/wireless/wavelan_cs.c | 24 | ||||
-rw-r--r-- | drivers/net/wireless/wavelan_cs.p.h | 1 |
18 files changed, 40 insertions, 313 deletions
diff --git a/drivers/net/pcmcia/3c574_cs.c b/drivers/net/pcmcia/3c574_cs.c index 60a3bc2..8fcb636 100644 --- a/drivers/net/pcmcia/3c574_cs.c +++ b/drivers/net/pcmcia/3c574_cs.c @@ -255,8 +255,6 @@ static dev_info_t dev_info = "3c574_cs"; static dev_link_t *tc574_attach(void); static void tc574_detach(struct pcmcia_device *p_dev); -static dev_link_t *dev_list; - /* tc574_attach() creates an "instance" of the driver, allocating local data structures for one device. The device is registered @@ -308,8 +306,7 @@ static dev_link_t *tc574_attach(void) #endif /* Register with Card Services */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -336,24 +333,15 @@ static void tc574_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); struct net_device *dev = link->priv; - dev_link_t **linkp; DEBUG(0, "3c574_detach(0x%p)\n", link); - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) break; - if (*linkp == NULL) - return; - if (link->dev) unregister_netdev(dev); if (link->state & DEV_CONFIG) tc574_release(link); - /* Unlink device structure, free bits */ - *linkp = link->next; free_netdev(dev); } /* tc574_detach */ @@ -1310,7 +1298,6 @@ static int __init init_tc574(void) static void __exit exit_tc574(void) { pcmcia_unregister_driver(&tc574_driver); - BUG_ON(dev_list != NULL); } module_init(init_tc574); diff --git a/drivers/net/pcmcia/3c589_cs.c b/drivers/net/pcmcia/3c589_cs.c index 09b96c7..3516c02 100644 --- a/drivers/net/pcmcia/3c589_cs.c +++ b/drivers/net/pcmcia/3c589_cs.c @@ -166,8 +166,6 @@ static dev_info_t dev_info = "3c589_cs"; static dev_link_t *tc589_attach(void); static void tc589_detach(struct pcmcia_device *p_dev); -static dev_link_t *dev_list; - /*====================================================================== tc589_attach() creates an "instance" of the driver, allocating @@ -222,8 +220,7 @@ static dev_link_t *tc589_attach(void) SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); /* Register with Card Services */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -250,15 +247,8 @@ static void tc589_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); struct net_device *dev = link->priv; - dev_link_t **linkp; - + DEBUG(0, "3c589_detach(0x%p)\n", link); - - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) break; - if (*linkp == NULL) - return; if (link->dev) unregister_netdev(dev); @@ -266,8 +256,6 @@ static void tc589_detach(struct pcmcia_device *p_dev) if (link->state & DEV_CONFIG) tc589_release(link); - /* Unlink device structure, free bits */ - *linkp = link->next; free_netdev(dev); } /* tc589_detach */ @@ -1085,7 +1073,6 @@ static int __init init_tc589(void) static void __exit exit_tc589(void) { pcmcia_unregister_driver(&tc589_driver); - BUG_ON(dev_list != NULL); } module_init(init_tc589); diff --git a/drivers/net/pcmcia/axnet_cs.c b/drivers/net/pcmcia/axnet_cs.c index 11f701a..3d36207 100644 --- a/drivers/net/pcmcia/axnet_cs.c +++ b/drivers/net/pcmcia/axnet_cs.c @@ -111,7 +111,6 @@ static dev_link_t *axnet_attach(void); static void axnet_detach(struct pcmcia_device *p_dev); static dev_info_t dev_info = "axnet_cs"; -static dev_link_t *dev_list; static void axdev_setup(struct net_device *dev); static void AX88190_init(struct net_device *dev, int startp); @@ -177,8 +176,7 @@ static dev_link_t *axnet_attach(void) SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); /* Register with Card Services */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -205,24 +203,15 @@ static void axnet_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); struct net_device *dev = link->priv; - dev_link_t **linkp; DEBUG(0, "axnet_detach(0x%p)\n", link); - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) break; - if (*linkp == NULL) - return; - if (link->dev) unregister_netdev(dev); if (link->state & DEV_CONFIG) axnet_release(link); - /* Unlink device structure, free bits */ - *linkp = link->next; free_netdev(dev); } /* axnet_detach */ @@ -896,7 +885,6 @@ static int __init init_axnet_cs(void) static void __exit exit_axnet_cs(void) { pcmcia_unregister_driver(&axnet_cs_driver); - BUG_ON(dev_list != NULL); } module_init(init_axnet_cs); diff --git a/drivers/net/pcmcia/com20020_cs.c b/drivers/net/pcmcia/com20020_cs.c index 6970888..d48dbd3 100644 --- a/drivers/net/pcmcia/com20020_cs.c +++ b/drivers/net/pcmcia/com20020_cs.c @@ -128,8 +128,6 @@ static dev_info_t dev_info = "com20020_cs"; static dev_link_t *com20020_attach(void); static void com20020_detach(struct pcmcia_device *p_dev); -static dev_link_t *dev_list; - /*====================================================================*/ typedef struct com20020_dev_t { @@ -196,8 +194,7 @@ static dev_link_t *com20020_attach(void) link->priv = info; /* Register with Card Services */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -230,26 +227,17 @@ static void com20020_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); struct com20020_dev_t *info = link->priv; - dev_link_t **linkp; - struct net_device *dev; - + struct net_device *dev = info->dev; + DEBUG(1,"detach...\n"); DEBUG(0, "com20020_detach(0x%p)\n", link); - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) break; - if (*linkp == NULL) - return; - - dev = info->dev; - if (link->dev) { DEBUG(1,"unregister...\n"); unregister_netdev(dev); - + /* * this is necessary because we register our IRQ separately * from card services. @@ -263,7 +251,6 @@ static void com20020_detach(struct pcmcia_device *p_dev) /* Unlink device structure, free bits */ DEBUG(1,"unlinking...\n"); - *linkp = link->next; if (link->priv) { dev = info->dev; @@ -507,7 +494,6 @@ static int __init init_com20020_cs(void) static void __exit exit_com20020_cs(void) { pcmcia_unregister_driver(&com20020_cs_driver); - BUG_ON(dev_list != NULL); } module_init(init_com20020_cs); diff --git a/drivers/net/pcmcia/fmvj18x_cs.c b/drivers/net/pcmcia/fmvj18x_cs.c index 560d4ee..dad6393 100644 --- a/drivers/net/pcmcia/fmvj18x_cs.c +++ b/drivers/net/pcmcia/fmvj18x_cs.c @@ -109,7 +109,6 @@ static void fjn_tx_timeout(struct net_device *dev); static struct ethtool_ops netdev_ethtool_ops; static dev_info_t dev_info = "fmvj18x_cs"; -static dev_link_t *dev_list; /* card type @@ -283,8 +282,7 @@ static dev_link_t *fmvj18x_attach(void) SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); /* Register with Card Services */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -304,15 +302,8 @@ static void fmvj18x_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); struct net_device *dev = link->priv; - dev_link_t **linkp; - + DEBUG(0, "fmvj18x_detach(0x%p)\n", link); - - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) break; - if (*linkp == NULL) - return; if (link->dev) unregister_netdev(dev); @@ -320,8 +311,6 @@ static void fmvj18x_detach(struct pcmcia_device *p_dev) if (link->state & DEV_CONFIG) fmvj18x_release(link); - /* Unlink device structure, free pieces */ - *linkp = link->next; free_netdev(dev); } /* fmvj18x_detach */ @@ -807,7 +796,6 @@ static int __init init_fmvj18x_cs(void) static void __exit exit_fmvj18x_cs(void) { pcmcia_unregister_driver(&fmvj18x_cs_driver); - BUG_ON(dev_list != NULL); } module_init(init_fmvj18x_cs); diff --git a/drivers/net/pcmcia/ibmtr_cs.c b/drivers/net/pcmcia/ibmtr_cs.c index 9612949..90da35d 100644 --- a/drivers/net/pcmcia/ibmtr_cs.c +++ b/drivers/net/pcmcia/ibmtr_cs.c @@ -116,8 +116,6 @@ static dev_info_t dev_info = "ibmtr_cs"; static dev_link_t *ibmtr_attach(void); static void ibmtr_detach(struct pcmcia_device *p_dev); -static dev_link_t *dev_list; - /*====================================================================*/ typedef struct ibmtr_dev_t { @@ -186,8 +184,7 @@ static dev_link_t *ibmtr_attach(void) SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); /* Register with Card Services */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -219,19 +216,10 @@ static void ibmtr_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); struct ibmtr_dev_t *info = link->priv; - dev_link_t **linkp; - struct net_device *dev; + struct net_device *dev = info->dev; DEBUG(0, "ibmtr_detach(0x%p)\n", link); - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) break; - if (*linkp == NULL) - return; - - dev = info->dev; - if (link->dev) unregister_netdev(dev); @@ -242,10 +230,8 @@ static void ibmtr_detach(struct pcmcia_device *p_dev) if (link->state & DEV_CONFIG) ibmtr_release(link); - /* Unlink device structure, free bits */ - *linkp = link->next; free_netdev(dev); - kfree(info); + kfree(info); } /* ibmtr_detach */ /*====================================================================== @@ -530,7 +516,6 @@ static int __init init_ibmtr_cs(void) static void __exit exit_ibmtr_cs(void) { pcmcia_unregister_driver(&ibmtr_cs_driver); - BUG_ON(dev_list != NULL); } module_init(init_ibmtr_cs); diff --git a/drivers/net/pcmcia/nmclan_cs.c b/drivers/net/pcmcia/nmclan_cs.c index 011ceb0..0c9cb9f 100644 --- a/drivers/net/pcmcia/nmclan_cs.c +++ b/drivers/net/pcmcia/nmclan_cs.c @@ -389,7 +389,6 @@ DRV_NAME " " DRV_VERSION " (Roger C. Pao)"; #endif static dev_info_t dev_info="nmclan_cs"; -static dev_link_t *dev_list; static char *if_names[]={ "Auto", "10baseT", "BNC", @@ -498,8 +497,7 @@ static dev_link_t *nmclan_attach(void) #endif /* Register with Card Services */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -525,24 +523,15 @@ static void nmclan_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); struct net_device *dev = link->priv; - dev_link_t **linkp; DEBUG(0, "nmclan_detach(0x%p)\n", link); - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) break; - if (*linkp == NULL) - return; - if (link->dev) unregister_netdev(dev); if (link->state & DEV_CONFIG) nmclan_release(link); - /* Unlink device structure, free bits */ - *linkp = link->next; free_netdev(dev); } /* nmclan_detach */ @@ -1700,7 +1689,6 @@ static int __init init_nmclan_cs(void) static void __exit exit_nmclan_cs(void) { pcmcia_unregister_driver(&nmclan_cs_driver); - BUG_ON(dev_list != NULL); } module_init(init_nmclan_cs); diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c index fb3e411..b35c951 100644 --- a/drivers/net/pcmcia/pcnet_cs.c +++ b/drivers/net/pcmcia/pcnet_cs.c @@ -124,7 +124,6 @@ static dev_link_t *pcnet_attach(void); static void pcnet_detach(struct pcmcia_device *p_dev); static dev_info_t dev_info = "pcnet_cs"; -static dev_link_t *dev_list; /*====================================================================*/ @@ -272,8 +271,7 @@ static dev_link_t *pcnet_attach(void) dev->set_config = &set_config; /* Register with Card Services */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -300,24 +298,15 @@ static void pcnet_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); struct net_device *dev = link->priv; - dev_link_t **linkp; DEBUG(0, "pcnet_detach(0x%p)\n", link); - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) break; - if (*linkp == NULL) - return; - if (link->dev) unregister_netdev(dev); if (link->state & DEV_CONFIG) pcnet_release(link); - /* Unlink device structure, free bits */ - *linkp = link->next; free_netdev(dev); } /* pcnet_detach */ @@ -1864,7 +1853,6 @@ static void __exit exit_pcnet_cs(void) { DEBUG(0, "pcnet_cs: unloading\n"); pcmcia_unregister_driver(&pcnet_driver); - BUG_ON(dev_list != NULL); } module_init(init_pcnet_cs); diff --git a/drivers/net/pcmcia/smc91c92_cs.c b/drivers/net/pcmcia/smc91c92_cs.c index 6cb5198..9eb5cec 100644 --- a/drivers/net/pcmcia/smc91c92_cs.c +++ b/drivers/net/pcmcia/smc91c92_cs.c @@ -104,8 +104,6 @@ static const char *version = static dev_info_t dev_info = "smc91c92_cs"; -static dev_link_t *dev_list; - struct smc_private { dev_link_t link; spinlock_t lock; @@ -367,8 +365,7 @@ static dev_link_t *smc91c92_attach(void) smc->mii_if.reg_num_mask = 0x1f; /* Register with Card Services */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -395,24 +392,15 @@ static void smc91c92_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); struct net_device *dev = link->priv; - dev_link_t **linkp; DEBUG(0, "smc91c92_detach(0x%p)\n", link); - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) break; - if (*linkp == NULL) - return; - if (link->dev) unregister_netdev(dev); if (link->state & DEV_CONFIG) smc91c92_release(link); - /* Unlink device structure, free bits */ - *linkp = link->next; free_netdev(dev); } /* smc91c92_detach */ @@ -2377,7 +2365,6 @@ static int __init init_smc91c92_cs(void) static void __exit exit_smc91c92_cs(void) { pcmcia_unregister_driver(&smc91c92_cs_driver); - BUG_ON(dev_list != NULL); } module_init(init_smc91c92_cs); diff --git a/drivers/net/pcmcia/xirc2ps_cs.c b/drivers/net/pcmcia/xirc2ps_cs.c index 804e567..8c8cc40 100644 --- a/drivers/net/pcmcia/xirc2ps_cs.c +++ b/drivers/net/pcmcia/xirc2ps_cs.c @@ -331,15 +331,7 @@ static dev_info_t dev_info = "xirc2ps_cs"; * device numbers are used to derive the corresponding array index. */ -static dev_link_t *dev_list; - /**************** - * A dev_link_t structure has fields for most things that are needed - * to keep track of a socket, but there will usually be some device - * specific information that also needs to be kept track of. The - * 'priv' pointer in a dev_link_t structure can be used to point to - * a device-specific private data structure, like this. - * * A driver needs to provide a dev_node_t structure for each device * on a card. In some cases, there is only one device per card (for * example, ethernet cards, modems). In other cases, there may be @@ -615,8 +607,7 @@ xirc2ps_attach(void) #endif /* Register with Card Services */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -641,27 +632,15 @@ xirc2ps_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); struct net_device *dev = link->priv; - dev_link_t **linkp; DEBUG(0, "detach(0x%p)\n", link); - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) - break; - if (!*linkp) { - DEBUG(0, "detach(0x%p): dev_link lost\n", link); - return; - } - if (link->dev) unregister_netdev(dev); if (link->state & DEV_CONFIG) xirc2ps_release(link); - /* Unlink device structure, free it */ - *linkp = link->next; free_netdev(dev); } /* xirc2ps_detach */ @@ -2020,7 +1999,6 @@ static void __exit exit_xirc2ps_cs(void) { pcmcia_unregister_driver(&xirc2ps_cs_driver); - BUG_ON(dev_list != NULL); } module_init(init_xirc2ps_cs); diff --git a/drivers/net/wireless/airo_cs.c b/drivers/net/wireless/airo_cs.c index 7a28139..88805a4 100644 --- a/drivers/net/wireless/airo_cs.c +++ b/drivers/net/wireless/airo_cs.c @@ -119,15 +119,7 @@ static dev_info_t dev_info = "airo_cs"; device numbers are used to derive the corresponding array index. */ -static dev_link_t *dev_list = NULL; - /* - A dev_link_t structure has fields for most things that are needed - to keep track of a socket, but there will usually be some device - specific information that also needs to be kept track of. The - 'priv' pointer in a dev_link_t structure can be used to point to - a device-specific private data structure, like this. - A driver needs to provide a dev_node_t structure for each device on a card. In some cases, there is only one device per card (for example, ethernet cards, modems). In other cases, there may be @@ -202,8 +194,7 @@ static dev_link_t *airo_attach(void) link->priv = local; /* Register with Card Services */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -229,29 +220,19 @@ static dev_link_t *airo_attach(void) static void airo_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); - dev_link_t **linkp; - + DEBUG(0, "airo_detach(0x%p)\n", link); - - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) break; - if (*linkp == NULL) - return; - + if (link->state & DEV_CONFIG) airo_release(link); - + if ( ((local_info_t*)link->priv)->eth_dev ) { stop_airo_card( ((local_info_t*)link->priv)->eth_dev, 0 ); } ((local_info_t*)link->priv)->eth_dev = NULL; - /* Unlink device structure, free pieces */ - *linkp = link->next; kfree(link->priv); kfree(link); - } /* airo_detach */ /*====================================================================== @@ -574,7 +555,6 @@ static int airo_cs_init(void) static void airo_cs_cleanup(void) { pcmcia_unregister_driver(&airo_driver); - BUG_ON(dev_list != NULL); } /* diff --git a/drivers/net/wireless/atmel_cs.c b/drivers/net/wireless/atmel_cs.c index 3ab33dd..32f0097 100644 --- a/drivers/net/wireless/atmel_cs.c +++ b/drivers/net/wireless/atmel_cs.c @@ -130,15 +130,7 @@ static dev_info_t dev_info = "atmel_cs"; device numbers are used to derive the corresponding array index. */ -static dev_link_t *dev_list = NULL; - /* - A dev_link_t structure has fields for most things that are needed - to keep track of a socket, but there will usually be some device - specific information that also needs to be kept track of. The - 'priv' pointer in a dev_link_t structure can be used to point to - a device-specific private data structure, like this. - A driver needs to provide a dev_node_t structure for each device on a card. In some cases, there is only one device per card (for example, ethernet cards, modems). In other cases, there may be @@ -213,8 +205,7 @@ static dev_link_t *atmel_attach(void) link->priv = local; /* Register with Card Services */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -240,21 +231,12 @@ static dev_link_t *atmel_attach(void) static void atmel_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); - dev_link_t **linkp; - + DEBUG(0, "atmel_detach(0x%p)\n", link); - - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) break; - if (*linkp == NULL) - return; if (link->state & DEV_CONFIG) atmel_release(link); - - /* Unlink device structure, free pieces */ - *linkp = link->next; + kfree(link->priv); kfree(link); } @@ -596,7 +578,6 @@ static int atmel_cs_init(void) static void atmel_cs_cleanup(void) { pcmcia_unregister_driver(&atmel_driver); - BUG_ON(dev_list != NULL); } /* diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c index 866142a..195a5bf3 100644 --- a/drivers/net/wireless/hostap/hostap_cs.c +++ b/drivers/net/wireless/hostap/hostap_cs.c @@ -25,7 +25,6 @@ static char *version = PRISM2_VERSION " (Jouni Malinen <jkmaline@cc.hut.fi>)"; static dev_info_t dev_info = "hostap_cs"; -static dev_link_t *dev_list = NULL; MODULE_AUTHOR("Jouni Malinen"); MODULE_DESCRIPTION("Support for Intersil Prism2-based 802.11 wireless LAN " @@ -520,8 +519,7 @@ static dev_link_t *prism2_attach(void) link->conf.IntType = INT_MEMORY_AND_IO; /* register with CardServices */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -538,24 +536,13 @@ static dev_link_t *prism2_attach(void) static void prism2_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); - dev_link_t **linkp; PDEBUG(DEBUG_FLOW, "prism2_detach\n"); - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) - break; - if (*linkp == NULL) { - printk(KERN_WARNING "%s: Attempt to detach non-existing " - "PCMCIA client\n", dev_info); - return; - } - if (link->state & DEV_CONFIG) { prism2_release((u_long)link); } - *linkp = link->next; /* release net devices */ if (link->priv) { struct hostap_cs_priv *hw_priv; diff --git a/drivers/net/wireless/netwave_cs.c b/drivers/net/wireless/netwave_cs.c index 1770677..af9a32d 100644 --- a/drivers/net/wireless/netwave_cs.c +++ b/drivers/net/wireless/netwave_cs.c @@ -228,17 +228,6 @@ static struct iw_statistics* netwave_get_wireless_stats(struct net_device *dev); static void set_multicast_list(struct net_device *dev); /* - A linked list of "instances" of the skeleton device. Each actual - PCMCIA card corresponds to one device instance, and is described - by one dev_link_t structure (defined in ds.h). - - You may not want to use a linked list for this -- for example, the - memory card driver uses an array of dev_link_t pointers, where minor - device numbers are used to derive the corresponding array index. -*/ -static dev_link_t *dev_list; - -/* A dev_link_t structure has fields for most things that are needed to keep track of a socket, but there will usually be some device specific information that also needs to be kept track of. The @@ -451,8 +440,7 @@ static dev_link_t *netwave_attach(void) link->irq.Instance = dev; /* Register with Card Services */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -476,37 +464,18 @@ static dev_link_t *netwave_attach(void) */ static void netwave_detach(struct pcmcia_device *p_dev) { - dev_link_t *link = dev_to_instance(p_dev); - struct net_device *dev = link->priv; - dev_link_t **linkp; + dev_link_t *link = dev_to_instance(p_dev); + struct net_device *dev = link->priv; - DEBUG(0, "netwave_detach(0x%p)\n", link); - - /* - If the device is currently configured and active, we won't - actually delete it yet. Instead, it is marked so that when - the release() function is called, that will trigger a proper - detach(). - */ - if (link->state & DEV_CONFIG) - netwave_release(link); - - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) break; - if (*linkp == NULL) - { - DEBUG(1, "netwave_cs: detach fail, '%s' not in list\n", - link->dev->dev_name); - return; - } - - /* Unlink device structure, free pieces */ - *linkp = link->next; - if (link->dev) - unregister_netdev(dev); - free_netdev(dev); - + DEBUG(0, "netwave_detach(0x%p)\n", link); + + if (link->state & DEV_CONFIG) + netwave_release(link); + + if (link->dev) + unregister_netdev(dev); + + free_netdev(dev); } /* netwave_detach */ /* @@ -1503,7 +1472,6 @@ static int __init init_netwave_cs(void) static void __exit exit_netwave_cs(void) { pcmcia_unregister_driver(&netwave_driver); - BUG_ON(dev_list != NULL); } module_init(init_netwave_cs); diff --git a/drivers/net/wireless/orinoco_cs.c b/drivers/net/wireless/orinoco_cs.c index 00679b6..bfeeef4 100644 --- a/drivers/net/wireless/orinoco_cs.c +++ b/drivers/net/wireless/orinoco_cs.c @@ -69,12 +69,6 @@ struct orinoco_pccard { unsigned long hard_reset_in_progress; }; -/* - * A linked list of "instances" of the device. Each actual PCMCIA - * card corresponds to one device instance, and is described by one - * dev_link_t structure (defined in ds.h). - */ -static dev_link_t *dev_list; /* = NULL */ /********************************************************************/ /* Function prototypes */ @@ -154,9 +148,7 @@ orinoco_cs_attach(void) link->conf.IntType = INT_MEMORY_AND_IO; /* Register with Card Services */ - /* FIXME: need a lock? */ - link->next = dev_list; - dev_list = link; + link->next = NULL; client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; /* FIXME: what does this mean? */ @@ -181,21 +173,11 @@ orinoco_cs_attach(void) static void orinoco_cs_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); - dev_link_t **linkp; struct net_device *dev = link->priv; - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) - break; - - BUG_ON(*linkp == NULL); - if (link->state & DEV_CONFIG) orinoco_cs_release(link); - /* Unlink device structure, and free it */ - *linkp = link->next; DEBUG(0, PFX "detach: link=%p link->dev=%p\n", link, link->dev); if (link->dev) { DEBUG(0, PFX "About to unregister net device %p\n", @@ -678,7 +660,6 @@ static void __exit exit_orinoco_cs(void) { pcmcia_unregister_driver(&orinoco_driver); - BUG_ON(dev_list != NULL); } module_init(init_orinoco_cs); diff --git a/drivers/net/wireless/spectrum_cs.c b/drivers/net/wireless/spectrum_cs.c index a2dcab7..1933250 100644 --- a/drivers/net/wireless/spectrum_cs.c +++ b/drivers/net/wireless/spectrum_cs.c @@ -78,13 +78,6 @@ struct orinoco_pccard { dev_node_t node; }; -/* - * A linked list of "instances" of the device. Each actual PCMCIA - * card corresponds to one device instance, and is described by one - * dev_link_t structure (defined in ds.h). - */ -static dev_link_t *dev_list; /* = NULL */ - /********************************************************************/ /* Function prototypes */ /********************************************************************/ @@ -637,8 +630,7 @@ spectrum_cs_attach(void) /* Register with Card Services */ /* FIXME: need a lock? */ - link->next = dev_list; - dev_list = link; + link->next = NULL; /* not needed */ client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; /* FIXME: what does this mean? */ @@ -1049,7 +1041,6 @@ static void __exit exit_spectrum_cs(void) { pcmcia_unregister_driver(&orinoco_driver); - BUG_ON(dev_list != NULL); } module_init(init_spectrum_cs); diff --git a/drivers/net/wireless/wavelan_cs.c b/drivers/net/wireless/wavelan_cs.c index 255952d..196e827 100644 --- a/drivers/net/wireless/wavelan_cs.c +++ b/drivers/net/wireless/wavelan_cs.c @@ -4627,8 +4627,7 @@ wavelan_attach(void) link->conf.IntType = INT_MEMORY_AND_IO; /* Chain drivers */ - link->next = dev_list; - dev_list = link; + link->next = NULL; /* Allocate the generic data structure */ dev = alloc_etherdev(sizeof(net_local)); @@ -4731,27 +4730,6 @@ wavelan_detach(struct pcmcia_device *p_dev) wv_pcmcia_release(link); } - /* Remove the interface data from the linked list */ - if(dev_list == link) - dev_list = link->next; - else - { - dev_link_t * prev = dev_list; - - while((prev != (dev_link_t *) NULL) && (prev->next != link)) - prev = prev->next; - - if(prev == (dev_link_t *) NULL) - { -#ifdef DEBUG_CONFIG_ERRORS - printk(KERN_WARNING "wavelan_detach : Attempting to remove a nonexistent device.\n"); -#endif - return; - } - - prev->next = link->next; - } - /* Free pieces */ if(link->priv) { diff --git a/drivers/net/wireless/wavelan_cs.p.h b/drivers/net/wireless/wavelan_cs.p.h index 3cb3481..a1a1917 100644 --- a/drivers/net/wireless/wavelan_cs.p.h +++ b/drivers/net/wireless/wavelan_cs.p.h @@ -766,7 +766,6 @@ static int /**************************** VARIABLES ****************************/ static dev_info_t dev_info = "wavelan_cs"; -static dev_link_t *dev_list = NULL; /* Linked list of devices */ /* * Parameters that can be set with 'insmod' |