diff options
Diffstat (limited to 'drivers/net/wireless/airo_cs.c')
| -rw-r--r-- | drivers/net/wireless/airo_cs.c | 154 |
1 files changed, 11 insertions, 143 deletions
diff --git a/drivers/net/wireless/airo_cs.c b/drivers/net/wireless/airo_cs.c index 9a121a5b787c..df2484d45474 100644 --- a/drivers/net/wireless/airo_cs.c +++ b/drivers/net/wireless/airo_cs.c @@ -32,7 +32,6 @@ #include <linux/timer.h> #include <linux/netdevice.h> -#include <pcmcia/cs.h> #include <pcmcia/cistpl.h> #include <pcmcia/cisreg.h> #include <pcmcia/ds.h> @@ -54,58 +53,21 @@ MODULE_SUPPORTED_DEVICE("Aironet 4500, 4800 and Cisco 340 PCMCIA cards"); /*====================================================================*/ -/* - The event() function is this driver's Card Services event handler. - It will be called by Card Services when an appropriate card status - event is received. The config() and release() entry points are - used to configure or release a socket, in response to card - insertion and ejection events. They are invoked from the airo_cs - event handler. -*/ - static int airo_config(struct pcmcia_device *link); static void airo_release(struct pcmcia_device *link); -/* - The attach() and detach() entry points are used to create and destroy - "instances" of the driver, where each instance represents everything - needed to manage one actual PCMCIA card. -*/ - static void airo_detach(struct pcmcia_device *p_dev); typedef struct local_info_t { struct net_device *eth_dev; } local_info_t; -/*====================================================================== - - airo_attach() creates an "instance" of the driver, allocating - local data structures for one device. The device is registered - with Card Services. - - The dev_link structure is initialized, but we don't actually - configure the card at this point -- we wait until we receive a - card insertion event. - - ======================================================================*/ - static int airo_probe(struct pcmcia_device *p_dev) { local_info_t *local; dev_dbg(&p_dev->dev, "airo_attach()\n"); - /* - General socket configuration defaults can go here. In this - client, we assume very little, and rely on the CIS for almost - everything. In most clients, many details (i.e., number, sizes, - and attributes of IO windows) are fixed by the nature of the - device, and can be hard-wired here. - */ - p_dev->conf.Attributes = 0; - p_dev->conf.IntType = INT_MEMORY_AND_IO; - /* Allocate space for private device-specific data */ local = kzalloc(sizeof(local_info_t), GFP_KERNEL); if (!local) { @@ -117,15 +79,6 @@ static int airo_probe(struct pcmcia_device *p_dev) return airo_config(p_dev); } /* airo_attach */ -/*====================================================================== - - This deletes a driver "instance". The device is de-registered - with Card Services. If it has been released, all local data - structures are freed. Otherwise, the structures will be freed - when the device is released. - - ======================================================================*/ - static void airo_detach(struct pcmcia_device *link) { dev_dbg(&link->dev, "airo_detach\n"); @@ -140,60 +93,12 @@ static void airo_detach(struct pcmcia_device *link) kfree(link->priv); } /* airo_detach */ -/*====================================================================== - - airo_config() is scheduled to run after a CARD_INSERTION event - is received, to configure the PCMCIA socket, and to make the - device available to the system. - - ======================================================================*/ - -static int airo_cs_config_check(struct pcmcia_device *p_dev, - cistpl_cftable_entry_t *cfg, - cistpl_cftable_entry_t *dflt, - unsigned int vcc, - void *priv_data) +static int airo_cs_config_check(struct pcmcia_device *p_dev, void *priv_data) { - if (cfg->index == 0) - return -ENODEV; - - /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { - p_dev->conf.Attributes |= CONF_ENABLE_SPKR; - p_dev->conf.Status = CCSR_AUDIO_ENA; - } - - /* Use power settings for Vcc and Vpp if present */ - /* Note that the CIS values need to be rescaled */ - if (cfg->vpp1.present & (1<<CISTPL_POWER_VNOM)) - p_dev->conf.Vpp = cfg->vpp1.param[CISTPL_POWER_VNOM]/10000; - else if (dflt->vpp1.present & (1<<CISTPL_POWER_VNOM)) - p_dev->conf.Vpp = dflt->vpp1.param[CISTPL_POWER_VNOM]/10000; - - p_dev->conf.Attributes |= CONF_ENABLE_IRQ; - - /* IO window settings */ - p_dev->resource[0]->end = p_dev->resource[1]->end = 0; - if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) { - cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io; - p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH; - p_dev->resource[0]->flags |= - pcmcia_io_cfg_data_width(io->flags); - p_dev->resource[0]->start = io->win[0].base; - p_dev->resource[0]->end = io->win[0].len; - if (io->nwin > 1) { - p_dev->resource[1]->flags = p_dev->resource[0]->flags; - p_dev->resource[1]->start = io->win[1].base; - p_dev->resource[1]->end = io->win[1].len; - } - } + if (p_dev->config_index == 0) + return -EINVAL; - /* This reserves IO space but doesn't actually enable it */ - if (pcmcia_request_io(p_dev) != 0) - return -ENODEV; - - /* If we got this far, we're cool! */ - return 0; + return pcmcia_request_io(p_dev); } @@ -206,20 +111,9 @@ static int airo_config(struct pcmcia_device *link) dev_dbg(&link->dev, "airo_config\n"); - /* - * In this loop, we scan the CIS for configuration table - * entries, each of which describes a valid card - * configuration, including voltage, IO window, memory window, - * and interrupt settings. - * - * We make no assumptions about the card to be configured: we - * use just the information available in the CIS. In an ideal - * world, this would work for any PCMCIA card, but it requires - * a complete and accurate CIS. In practice, a driver usually - * "knows" most of these things without consulting the CIS, - * and most client drivers will only use the CIS to fill in - * implementation-defined details. - */ + link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_VPP | + CONF_AUTO_AUDIO | CONF_AUTO_SET_IO; + ret = pcmcia_loop_config(link, airo_cs_config_check, NULL); if (ret) goto failed; @@ -227,12 +121,7 @@ static int airo_config(struct pcmcia_device *link) if (!link->irq) goto failed; - /* - This actually configures the PCMCIA socket -- setting up - the I/O windows and the interrupt mapping, and putting the - card and host interface into "Memory and IO" mode. - */ - ret = pcmcia_request_configuration(link, &link->conf); + ret = pcmcia_enable_device(link); if (ret) goto failed; ((local_info_t *)link->priv)->eth_dev = @@ -241,17 +130,6 @@ static int airo_config(struct pcmcia_device *link) if (!((local_info_t *)link->priv)->eth_dev) goto failed; - /* Finally, report what we've done */ - dev_info(&link->dev, "index 0x%02x: ", - link->conf.ConfigIndex); - if (link->conf.Vpp) - printk(", Vpp %d.%d", link->conf.Vpp/10, link->conf.Vpp%10); - printk(", irq %d", link->irq); - if (link->resource[0]) - printk(" & %pR", link->resource[0]); - if (link->resource[1]) - printk(" & %pR", link->resource[1]); - printk("\n"); return 0; failed: @@ -259,14 +137,6 @@ static int airo_config(struct pcmcia_device *link) return -ENODEV; } /* airo_config */ -/*====================================================================== - - After a card is removed, airo_release() will unregister the - device, and release the PCMCIA configuration. If the device is - still open, this will be postponed until it is closed. - - ======================================================================*/ - static void airo_release(struct pcmcia_device *link) { dev_dbg(&link->dev, "airo_release\n"); @@ -305,9 +175,7 @@ MODULE_DEVICE_TABLE(pcmcia, airo_ids); static struct pcmcia_driver airo_driver = { .owner = THIS_MODULE, - .drv = { - .name = "airo_cs", - }, + .name = "airo_cs", .probe = airo_probe, .remove = airo_detach, .id_table = airo_ids, @@ -315,12 +183,12 @@ static struct pcmcia_driver airo_driver = { .resume = airo_resume, }; -static int airo_cs_init(void) +static int __init airo_cs_init(void) { return pcmcia_register_driver(&airo_driver); } -static void airo_cs_cleanup(void) +static void __exit airo_cs_cleanup(void) { pcmcia_unregister_driver(&airo_driver); } |