diff options
Diffstat (limited to 'drivers/staging/wlan-ng/prism2_cs.c')
| -rw-r--r-- | drivers/staging/wlan-ng/prism2_cs.c | 1487 |
1 files changed, 0 insertions, 1487 deletions
diff --git a/drivers/staging/wlan-ng/prism2_cs.c b/drivers/staging/wlan-ng/prism2_cs.c deleted file mode 100644 index 63ce5659f21a..000000000000 --- a/drivers/staging/wlan-ng/prism2_cs.c +++ /dev/null @@ -1,1487 +0,0 @@ -#define WLAN_HOSTIF WLAN_PCMCIA -#include "hfa384x.c" -#include "prism2mgmt.c" -#include "prism2mib.c" -#include "prism2sta.c" - -#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2,4,21) ) -#if (WLAN_CPU_FAMILY == WLAN_Ix86) -#ifndef CONFIG_ISA -#warning "You may need to enable ISA support in your kernel." -#endif -#endif -#endif - -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,11) ) -static u_int irq_mask = 0xdeb8; /* Interrupt mask */ -static int irq_list[4] = { -1 }; /* Interrupt list */ -#endif -static u_int prism2_ignorevcc=1; /* Boolean, if set, we - * ignore what the Vcc - * is set to and what the CIS - * says. - */ -module_param( prism2_ignorevcc, int, 0644); - -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,11) ) -#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,9)) -static int numlist = 4; -module_param_array(irq_list, int, numlist, 0444); -#else -module_param_array(irq_list, int, NULL, 0444); -#endif -module_param( irq_mask, int, 0644); -#endif - -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,15) -static int prism2_cs_suspend(struct pcmcia_device *pdev); -static int prism2_cs_resume(struct pcmcia_device *pdev); -static void prism2_cs_remove(struct pcmcia_device *pdev); -static int prism2_cs_probe(struct pcmcia_device *pdev); -#else -dev_link_t *prism2sta_attach(void); -static void prism2sta_detach(dev_link_t *link); -static void prism2sta_config(dev_link_t *link); -static void prism2sta_release(u_long arg); -static int prism2sta_event (event_t event, int priority, event_callback_args_t *args); - -static dev_link_t *dev_list = NULL; /* head of instance list */ -#endif - -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,68)) -/*---------------------------------------------------------------- -* cs_error -* -* Utility function to print card services error messages. -* -* Arguments: -* handle client handle identifying this CS client -* func CS function number that generated the error -* ret CS function return code -* -* Returns: -* nothing -* Side effects: -* -* Call context: -* process thread -* interrupt -----------------------------------------------------------------*/ -static void cs_error(client_handle_t handle, int func, int ret) -{ -#if (defined(CS_RELEASE_CODE) && (CS_RELEASE_CODE < 0x2911)) - CardServices(ReportError, dev_info, (void *)func, (void *)ret); -#else - error_info_t err = { func, ret }; - pcmcia_report_error(handle, &err); -#endif -} -#else // kernel_version - -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,12) -static struct pcmcia_device_id prism2_cs_ids[] = { - PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE", 0x74c5e40d, 0xdb472a18), // Intersil PRISM2 Reference Design 11Mb/s 802.11b WLAN Card - PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002), // Compaq WL100/200 11Mb/s 802.11b WLAN Card - PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002), // Compaq iPaq HNW-100 11Mb/s 802.11b WLAN Card - PCMCIA_DEVICE_MANF_CARD(0x0250, 0x0002), // Samsung SWL2000-N 11Mb/s 802.11b WLAN Card - PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002), // Z-Com XI300 11Mb/s 802.11b WLAN Card - PCMCIA_DEVICE_PROD_ID12("ZoomAir 11Mbps High", "Rate wireless Networking", 0x273fe3db, 0x32a1eaee), // ZoomAir 4100 11Mb/s 802.11b WLAN Card - PCMCIA_DEVICE_PROD_ID123("Instant Wireless ", " Network PC CARD", "Version 01.02", 0x11d901af, 0x6e9bd926, 0x4b74baa0), // Linksys WPC11 11Mbps 802.11b WLAN Card - PCMCIA_DEVICE_PROD_ID123("Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02", 0xe6ec52ce, 0x8649af2, 0x4b74baa0), // Addtron AWP-100 11Mbps 802.11b WLAN Card - PCMCIA_DEVICE_PROD_ID123("D", "Link DWL-650 11Mbps WLAN Card", "Version 01.02", 0x71b18589, 0xb6f1b0ab, 0x4b74baa0), // D-Link DWL-650 11Mbps 802.11b WLAN Card - PCMCIA_DEVICE_PROD_ID123("SMC", "SMC2632W", "Version 01.02", 0xc4f8b18b, 0x474a1f2a, 0x4b74baa0), // SMC 2632W 11Mbps 802.11b WLAN Card - PCMCIA_DEVICE_PROD_ID1234("Intersil", "PRISM 2_5 PCMCIA ADAPTER", "ISL37300P", "Eval-RevA", 0x4b801a17, 0x6345a0bf, 0xc9049a39, 0xc23adc0e), // BroMax Freeport 11Mbps 802.11b WLAN Card (Prism 2.5) - PCMCIA_DEVICE_PROD_ID123("U.S. Robotics", "IEEE 802.11b PC-CARD", "Version 01.02", 0xc7b8df9d, 0x1700d087, 0x4b74baa0), // U.S. Robotics IEEE 802.11b PC-CARD - PCMCIA_DEVICE_PROD_ID12("Digital Data Communications", "WPC-0100", 0xfdd73470, 0xe0b6f146), // Level-One WPC-0100 - PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1612), // Bromax OEM 11Mbps 802.11b WLAN Card (Prism 2.5) - PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613), // Bromax OEM 11Mbps 802.11b WLAN Card (Prism 3) - PCMCIA_DEVICE_PROD_ID12("corega K.K.", "Wireless LAN PCC-11", 0x5261440f, 0xa6405584), // corega K.K. Wireless LAN PCC-11 - PCMCIA_DEVICE_PROD_ID12("corega K.K.", "Wireless LAN PCCA-11", 0x5261440f, 0xdf6115f9), // corega K.K. Wireless LAN PCCA-11 - PCMCIA_DEVICE_MANF_CARD(0xc001, 0x0008), // CONTEC FLEXSCAN/FX-DDS110-PCC - PCMCIA_DEVICE_PROD_ID12("PLANEX", "GeoWave/GW-NS110", 0x209f40ab, 0x46263178), // PLANEX GeoWave/GW-NS110 - PCMCIA_DEVICE_PROD_ID123("OEM", "PRISM2 IEEE 802.11 PC-Card", "Version 01.02", 0xfea54c90, 0x48f2bdd6, 0x4b74baa0), // Ambicom WL1100 11Mbps 802.11b WLAN Card - PCMCIA_DEVICE_PROD_ID123("LeArtery", "SYNCBYAIR 11Mbps Wireless LAN PC Card", "Version 01.02", 0x7e3b326a, 0x49893e92, 0x4b74baa0), // LeArtery SYNCBYAIR 11Mbps 802.11b WLAN Card -PCMCIA_DEVICE_MANF_CARD(0x01ff, 0x0008), // Intermec MobileLAN 11Mbps 802.11b WLAN Card - PCMCIA_DEVICE_PROD_ID123("NETGEAR MA401 Wireless PC", "Card", "Version 01.00", 0xa37434e9, 0x9762e8f1, 0xa57adb8c), // NETGEAR MA401 11Mbps 802.11 WLAN Card - PCMCIA_DEVICE_PROD_ID1234("Intersil", "PRISM Freedom PCMCIA Adapter", "ISL37100P", "Eval-RevA", 0x4b801a17, 0xf222ec2d, 0x630d52b2, 0xc23adc0e), // Intersil PRISM Freedom 11mbps 802.11 WLAN Card - PCMCIA_DEVICE_PROD_ID123("OTC", "Wireless AirEZY 2411-PCC WLAN Card", "Version 01.02", 0x4ac44287, 0x235a6bed, 0x4b74baa0), // OTC Wireless AirEZY 2411-PCC 11Mbps 802.11 WLAN Card - PCMCIA_DEVICE_PROD_ID1234("802.11", "11Mbps Wireless LAN Card", "v08C1", "" , 0xb67a610e, 0x655aa7b7, 0x264b451a, 0x0), // Dynalink L11HDT 11Mbps 802.11 WLAN Card - PCMCIA_DEVICE_MANF_CARD(0xc250, 0x0002), // Dynalink L11HDT 11Mbps 802.11 WLAN Card - PCMCIA_DEVICE_PROD_ID12("PROXIM", "RangeLAN-DS/LAN PC CARD", 0xc6536a5e, 0x3f35797d), // PROXIM RangeLAN-DS/LAN PC CARD - PCMCIA_DEVICE_PROD_ID1234("ACTIONTEC", "PRISM Wireless LAN PC Card", "0381", "RevA", 0x393089da, 0xa71e69d5, 0x90471fa9, 0x57a66194), // ACTIONTEC PRISM Wireless LAN PC Card - PCMCIA_DEVICE_MANF_CARD(0x1668, 0x0101), // ACTIONTEC PRISM Wireless LAN PC Card - PCMCIA_DEVICE_PROD_ID12("3Com", "3CRWE737A AirConnect Wireless LAN PC Card", 0x41240e5b, 0x56010af3), // 3Com AirConnect 3CRWE737A - PCMCIA_DEVICE_PROD_ID12("3Com", "3CRWE777A AirConnect Wireless LAN PCI Card" , 0x41240e5b, 0xafc7c33e), // 3Com AirConnect 3CRWE777A - PCMCIA_DEVICE_PROD_ID12("ASUS", "802_11b_PC_CARD_25", 0x78fc06ee, 0xdb9aa842), // ASUS WL-100 802.11b WLAN PC Card - PCMCIA_DEVICE_PROD_ID12("ASUS", "802_11B_CF_CARD_25", 0x78fc06ee, 0x45a50c1e), // ASUS WL-110 802.11b WLAN CF Card - PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-CF-S11G", 0x2decece3, 0x82067c18), // BUFFALO WLI-CF-S11G 802.11b WLAN Card - PCMCIA_DEVICE_PROD_ID1234("The Linksys Group, Inc.", "Wireless Network CF Card", "ISL37300P", "RevA", 0xa5f472c2, 0x9c05598d, 0xc9049a39, 0x57a66194), // Linksys WCF11 11Mbps 802.11b WLAN Card (Prism 2.5) - PCMCIA_DEVICE_PROD_ID1234("Linksys", "Wireless CompactFlash Card", "", "", 0x733cc81, 0xc52f395, 0x0, 0x0), // Linksys WCF12 11Mbps 802.11b WLAN Card (Prism 3) - PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0673), // Linksys WCF12 11Mbps 802.11b WLAN Card (Prism 3) - PCMCIA_DEVICE_PROD_ID1234("NETGEAR MA401RA Wireless PC", "Card", "ISL37300P", "Eval-RevA", 0x306467f, 0x9762e8f1, 0xc9049a39, 0xc23adc0e), // NETGEAR MA401RA 11Mbps 802.11 WLAN Card - PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005), // D-Link DCF-660W 11Mbps 802.11b WLAN Card - PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001), // Microsoft Wireless Notebook Adapter MN-520 - PCMCIA_DEVICE_MANF_CARD(0x0089, 0x0002), // AnyPoint(TM) Wireless II PC Card - PCMCIA_DEVICE_PROD_ID1234("D", "Link DRC-650 11Mbps WLAN Card", "Version 01.02", "" , 0x71b18589, 0xf144e3ac, 0x4b74baa0, 0x0), // D-Link DRC-650 802.11b WLAN Card - PCMCIA_DEVICE_MANF_CARD(0x9005, 0x0021), // Adaptec AWN-8030 - PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7110), // D-Link DWL-650 rev P 802.11b WLAN card - // PCMCIA_DEVICE_PROD_ID1234("D-Link", "DWL-650 Wireless PC Card RevP", "ISL37101P-10", "A3", 0x1a424a1c, 0x6ea57632, 0xdd97a26b, 0x56b21f52), // D-Link DWL-650 rev P 802.11b WLAN card - PCMCIA_DEVICE_PROD_ID123("INTERSIL", "I-GATE 11M PC Card / PC Card plus", "Version 01.02", 0x74c5e40d, 0x8304ff77, 0x4b74baa0), // I-Gate 11M PC Card - PCMCIA_DEVICE_PROD_ID1234("BENQ", "AWL100 PCMCIA ADAPTER", "ISL37300P", "Eval-RevA", 0x35dadc74, 0x1f7fedb, 0xc9049a39, 0xc23adc0e), // benQ AWL100 802.11b WLAN Card - PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300), // benQ AWL100 802.11b WLAN Card - // PCMCIA_DEVICE_PROD_ID1("INTERSIL", 0x74c5e40d), // Intersil Prism 2 card - // PCMCIA_DEVICE_MANF_CARD(0x0156, 0x0002), // Intersil Prism 2 card - - PCMCIA_DEVICE_NULL -}; - -MODULE_DEVICE_TABLE(pcmcia, prism2_cs_ids); -#endif - -static struct pcmcia_driver prism2_cs_driver = { - .drv = { - .name = "prism2_cs", - }, - .owner = THIS_MODULE, -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,15) - .suspend = prism2_cs_suspend, - .resume = prism2_cs_resume, - .remove = prism2_cs_remove, - .probe = prism2_cs_probe, - .id_table = prism2_cs_ids, -#else - .attach = prism2sta_attach, - .detach = prism2sta_detach, -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,12) - .id_table = prism2_cs_ids, - .event = prism2sta_event, -#endif // > 2.6.12 -#endif // <= 2.6.15 -}; -#endif /* kernel_version */ - -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,15) -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - -#define CFG_CHECK(fn, retf) \ -do { int ret = (retf); \ -if (ret != 0) { \ - WLAN_LOG_DEBUG(1, "CardServices(" #fn ") returned %d\n", ret); \ - cs_error(pdev, fn, ret); \ - goto next_entry; \ -} \ -} while (0) - -static void prism2_cs_remove(struct pcmcia_device *pdev) -{ - struct wlandevice *wlandev; - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,17) - dev_link_t *link = dev_to_instance(pdev); -#endif - - DBFENTER; - -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - wlandev = pdev->priv; -#else - wlandev = link->priv; -#endif - - if (wlandev) { - p80211netdev_hwremoved(wlandev); - unregister_wlandev(wlandev); - wlan_unsetup(wlandev); - if (wlandev->priv) { - hfa384x_t *hw = wlandev->priv; - wlandev->priv = NULL; - if (hw) { - hfa384x_destroy(hw); - kfree(hw); - } - } - kfree(wlandev); - } - -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - pdev->priv = NULL; - pcmcia_disable_device(pdev); -#else - if (link->state & DEV_CONFIG) { - if (link->win) - pcmcia_release_window(link->win); - pcmcia_release_configuration(link->handle); - if (link->io.NumPorts1) - pcmcia_release_io(link->handle, &link->io); - if (link->irq.AssignedIRQ) - pcmcia_release_irq(link->handle, &link->irq); - - link->state &= ~DEV_CONFIG; - } - - link->priv = NULL; - kfree(link); -#endif - - DBFEXIT; - return; -} - -static int prism2_cs_suspend(struct pcmcia_device *pdev) -{ - struct wlandevice *wlandev; - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,17) - dev_link_t *link = dev_to_instance(pdev); -#endif - - DBFENTER; - -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - wlandev = pdev->priv; - prism2sta_ifstate(wlandev, P80211ENUM_ifstate_disable); -#else - wlandev = link->priv; - - link->state |= DEV_SUSPEND; - if (link->state & DEV_CONFIG) { - prism2sta_ifstate(wlandev, P80211ENUM_ifstate_disable); - pcmcia_release_configuration(link->handle); - } -#endif - - DBFEXIT; - - return 0; -} - -static int prism2_cs_resume(struct pcmcia_device *pdev) -{ - struct wlandevice *wlandev; - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,17) - dev_link_t *link = dev_to_instance(pdev); -#endif - - DBFENTER; - -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - wlandev = pdev->priv; - // XXX do something here? -#else - wlandev = link->priv; - link->state &= ~DEV_SUSPEND; - if (link->state & DEV_CONFIG) { - pcmcia_request_configuration(link->handle, &link->conf); - // XXX do something here? - } -#endif - - - DBFEXIT; - - return 0; -} - -static int prism2_cs_probe(struct pcmcia_device *pdev) -{ - int rval = 0; - struct wlandevice *wlandev = NULL; - hfa384x_t *hw = NULL; - - config_info_t socketconf; - cisparse_t *parse = NULL; - tuple_t tuple; - uint8_t buf[64]; - int last_fn, last_ret; - cistpl_cftable_entry_t dflt = { 0 }; - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,17) - dev_link_t *link; -#endif - - DBFENTER; - -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - /* Set up interrupt type */ - pdev->conf.IntType = INT_MEMORY_AND_IO; -#else - link = kmalloc(sizeof(dev_link_t), GFP_KERNEL); - if (link == NULL) - return -ENOMEM; - memset(link, 0, sizeof(dev_link_t)); - - link->conf.Vcc = 33; - link->conf.IntType = INT_MEMORY_AND_IO; - - link->handle = pdev; - pdev->instance = link; - link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; - -#endif - - // VCC crap? - parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL); - - wlandev = create_wlan(); - if (!wlandev || !parse) { - WLAN_LOG_ERROR("%s: Memory allocation failure.\n", dev_info); - rval = -EIO; - goto failed; - } - hw = wlandev->priv; - - if ( wlan_setup(wlandev) != 0 ) { - WLAN_LOG_ERROR("%s: wlan_setup() failed.\n", dev_info); - rval = -EIO; - goto failed; - } - - /* Initialize the hw struct for now */ - hfa384x_create(hw, 0, 0, NULL); - hw->wlandev = wlandev; - -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - hw->pdev = pdev; - pdev->priv = wlandev; -#else - hw->link = link; - link->priv = wlandev; -#endif - - tuple.DesiredTuple = CISTPL_CONFIG; - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(pdev, &tuple)); - CS_CHECK(GetTupleData, pcmcia_get_tuple_data(pdev, &tuple)); - CS_CHECK(ParseTuple, pcmcia_parse_tuple(pdev, &tuple, parse)); -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - pdev->conf.ConfigBase = parse->config.base; - pdev->conf.Present = parse->config.rmask[0]; -#else - link->conf.ConfigBase = parse->config.base; - link->conf.Present = parse->config.rmask[0]; - - link->conf.Vcc = socketconf.Vcc; -#endif - CS_CHECK(GetConfigurationInfo, - pcmcia_get_configuration_info(pdev, &socketconf)); - - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(pdev, &tuple)); - for (;;) { - cistpl_cftable_entry_t *cfg = &(parse->cftable_entry); - CFG_CHECK(GetTupleData, - pcmcia_get_tuple_data(pdev, &tuple)); - CFG_CHECK(ParseTuple, - pcmcia_parse_tuple(pdev, &tuple, parse)); - - if (cfg->flags & CISTPL_CFTABLE_DEFAULT) - dflt = *cfg; - if (cfg->index == 0) - goto next_entry; -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - pdev->conf.ConfigIndex = cfg->index; -#else - link->conf.ConfigIndex = cfg->index; -#endif - - /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - pdev->conf.Attributes |= CONF_ENABLE_SPKR; - pdev->conf.Status = CCSR_AUDIO_ENA; -#else - link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; -#endif - } - - /* Use power settings for Vcc and Vpp if present */ - /* Note that the CIS values need to be rescaled */ - if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) { - if (socketconf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / - 10000 && !prism2_ignorevcc) { - WLAN_LOG_DEBUG(1, " Vcc mismatch - skipping" - " this entry\n"); - goto next_entry; - } - } else if (dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) { - if (socketconf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM] / - 10000 && !prism2_ignorevcc) { - WLAN_LOG_DEBUG(1, " Vcc (default) mismatch " - "- skipping this entry\n"); - goto next_entry; - } - } - - if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM)) { -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - pdev->conf.Vpp = - cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000; -#else - link->conf.Vpp1 = link->conf.Vpp2 = - cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000; -#endif - } else if (dflt.vpp1.present & (1 << CISTPL_POWER_VNOM)) { -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - pdev->conf.Vpp = - dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000; -#else - link->conf.Vpp1 = link->conf.Vpp2 = - dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000; -#endif - } - - /* Do we need to allocate an interrupt? */ - /* HACK: due to a bad CIS....we ALWAYS need an interrupt */ - /* if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1) */ -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - pdev->conf.Attributes |= CONF_ENABLE_IRQ; -#else - link->conf.Attributes |= CONF_ENABLE_IRQ; -#endif - - /* IO window settings */ -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - pdev->io.NumPorts1 = pdev->io.NumPorts2 = 0; - if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { - cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; - pdev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; - if (!(io->flags & CISTPL_IO_8BIT)) - pdev->io.Attributes1 = IO_DATA_PATH_WIDTH_16; - if (!(io->flags & CISTPL_IO_16BIT)) - pdev->io.Attributes1 = IO_DATA_PATH_WIDTH_8; - pdev->io.BasePort1 = io->win[0].base; - if ( pdev->io.BasePort1 != 0 ) { - WLAN_LOG_WARNING( - "Brain damaged CIS: hard coded iobase=" - "0x%x, try letting pcmcia_cs decide...\n", - pdev->io.BasePort1 ); - pdev->io.BasePort1 = 0; - } - pdev->io.NumPorts1 = io->win[0].len; - if (io->nwin > 1) { - pdev->io.Attributes2 = pdev->io.Attributes1; - pdev->io.BasePort2 = io->win[1].base; - pdev->io.NumPorts2 = io->win[1].len; - } - } - /* This reserves IO space but doesn't actually enable it */ - CFG_CHECK(RequestIO, pcmcia_request_io(pdev, &pdev->io)); -#else - link->io.NumPorts1 = link->io.NumPorts2 = 0; - if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { - cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; - link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; - if (!(io->flags & CISTPL_IO_8BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; - if (!(io->flags & CISTPL_IO_16BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; - link->io.BasePort1 = io->win[0].base; - if ( link->io.BasePort1 != 0 ) { - WLAN_LOG_WARNING( - "Brain damaged CIS: hard coded iobase=" - "0x%x, try letting pcmcia_cs decide...\n", - link->io.BasePort1 ); - link->io.BasePort1 = 0; - } - link->io.NumPorts1 = io->win[0].len; - if (io->nwin > 1) { - link->io.Attributes2 = link->io.Attributes1; - link->io.BasePort2 = io->win[1].base; - link->io.NumPorts2 = io->win[1].len; - } - } - /* This reserves IO space but doesn't actually enable it */ - CFG_CHECK(RequestIO, pcmcia_request_io(pdev, &link->io)); -#endif - /* If we got this far, we're cool! */ - break; - - next_entry: - if (cfg->flags & CISTPL_CFTABLE_DEFAULT) - dflt = *cfg; - CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(pdev, &tuple)); - - } - - /* Let pcmcia know the device name */ -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - pdev->dev_node = &hw->node; -#else - link->dev = &hw->node; -#endif - - /* Register the network device and get assigned a name */ - SET_MODULE_OWNER(wlandev->netdev); - SET_NETDEV_DEV(wlandev->netdev, &handle_to_dev(pdev)); - if (register_wlandev(wlandev) != 0) { - WLAN_LOG_NOTICE("prism2sta_cs: register_wlandev() failed.\n"); - goto failed; - } - - strcpy(hw->node.dev_name, wlandev->name); - - /* Allocate an interrupt line. Note that this does not assign a */ - /* handler to the interrupt, unless the 'Handler' member of the */ - /* irq structure is initialized. */ -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - if (pdev->conf.Attributes & CONF_ENABLE_IRQ) { - pdev->irq.IRQInfo1 = IRQ_LEVEL_ID; - pdev->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; - pdev->irq.Handler = hfa384x_interrupt; - pdev->irq.Instance = wlandev; - CS_CHECK(RequestIRQ, pcmcia_request_irq(pdev, &pdev->irq)); - } -#else - if (link->conf.Attributes & CONF_ENABLE_IRQ) { - link->irq.IRQInfo1 = IRQ_LEVEL_ID; - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; - link->irq.Handler = hfa384x_interrupt; - link->irq.Instance = wlandev; - CS_CHECK(RequestIRQ, pcmcia_request_irq(pdev, &link->irq)); - } -#endif - - /* 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. */ -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(pdev, &pdev->conf)); -#else - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(pdev, &link->conf)); -#endif - - /* Fill the netdevice with this info */ -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - wlandev->netdev->irq = pdev->irq.AssignedIRQ; - wlandev->netdev->base_addr = pdev->io.BasePort1; -#else - wlandev->netdev->irq = link->irq.AssignedIRQ; - wlandev->netdev->base_addr = link->io.BasePort1; -#endif - - /* And the rest of the hw structure */ - hw->irq = wlandev->netdev->irq; - hw->iobase = wlandev->netdev->base_addr; - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,17) - link->state |= DEV_CONFIG; - link->state &= ~DEV_CONFIG_PENDING; -#endif - - /* And now we're done! */ - wlandev->msdstate = WLAN_MSD_HWPRESENT; - - goto done; - - cs_failed: - cs_error(pdev, last_fn, last_ret); - -failed: - // wlandev, hw, etc etc.. -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - pdev->priv = NULL; -#else - pdev->instance = NULL; - if (link) { - link->priv = NULL; - kfree(link); - } -#endif - if (wlandev) { - wlan_unsetup(wlandev); - if (wlandev->priv) { - hw = wlandev->priv; - wlandev->priv = NULL; - if (hw) { - hfa384x_destroy(hw); - kfree(hw); - } - } - kfree(wlandev); - } - -done: - if (parse) kfree(parse); - - DBFEXIT; - return rval; -} -#else // <= 2.6.15 -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - -#define CFG_CHECK(fn, retf) \ -do { int ret = (retf); \ -if (ret != 0) { \ - WLAN_LOG_DEBUG(1, "CardServices(" #fn ") returned %d\n", ret); \ - cs_error(link->handle, fn, ret); \ - goto next_entry; \ -} \ -} while (0) - -/*---------------------------------------------------------------- -* prism2sta_attach -* -* Half of the attach/detach pair. Creates and registers a device -* instance with Card Services. In this case, it also creates the -* wlandev structure and device private structure. These are -* linked to the device instance via its priv member. -* -* Arguments: -* none -* -* Returns: -* A valid ptr to dev_link_t on success, NULL otherwise -* -* Side effects: -* -* -* Call context: -* process thread (insmod/init_module/register_pccard_driver) -----------------------------------------------------------------*/ -dev_link_t *prism2sta_attach(void) -{ - client_reg_t client_reg; - int result; - dev_link_t *link = NULL; - wlandevice_t *wlandev = NULL; - hfa384x_t *hw = NULL; - - DBFENTER; - - /* Alloc our structures */ - link = kmalloc(sizeof(struct dev_link_t), GFP_KERNEL); - - if (!link || ((wlandev = create_wlan()) == NULL)) { - WLAN_LOG_ERROR("%s: Memory allocation failure.\n", dev_info); - result = -EIO; - goto failed; - } - hw = wlandev->priv; - - /* Clear all the structs */ - memset(link, 0, sizeof(struct dev_link_t)); - - if ( wlan_setup(wlandev) != 0 ) { - WLAN_LOG_ERROR("%s: wlan_setup() failed.\n", dev_info); - result = -EIO; - goto failed; - } - - /* Initialize the hw struct for now */ - hfa384x_create(hw, 0, 0, NULL); - hw->wlandev = wlandev; - - /* Initialize the PC card device object. */ -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)) - init_timer(&link->release); - link->release.function = &prism2sta_release; - link->release.data = (u_long)link; -#endif - link->conf.IntType = INT_MEMORY_AND_IO; - link->priv = wlandev; -#if (defined(CS_RELEASE_CODE) && (CS_RELEASE_CODE < 0x2911)) - link->irq.Instance = wlandev; -#endif - - /* Link in to the list of devices managed by this driver */ - link->next = dev_list; - dev_list = link; - - /* Register with Card Services */ - client_reg.dev_info = &dev_info; -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,11) ) - client_reg.Attributes = INFO_IO_CLIENT | INFO_CARD_SHARE; -#endif - -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,13) ) - client_reg.EventMask = - CS_EVENT_CARD_INSERTION | CS_EVENT_CARD_REMOVAL | - CS_EVENT_RESET_REQUEST | - CS_EVENT_RESET_PHYSICAL | CS_EVENT_CARD_RESET | - CS_EVENT_PM_SUSPEND | CS_EVENT_PM_RESUME; - client_reg.event_handler = &prism2sta_event; -#endif - - client_reg.Version = 0x0210; - client_reg.event_callback_args.client_data = link; - - result = pcmcia_register_client(&link->handle, &client_reg); - if (result != 0) { - cs_error(link->handle, RegisterClient, result); - prism2sta_detach(link); - return NULL; - } - - goto done; - - failed: - if (link) kfree(link); - if (wlandev) kfree(wlandev); - if (hw) kfree(hw); - link = NULL; - - done: - DBFEXIT; - return link; -} - - -/*---------------------------------------------------------------- -* prism2sta_detach -* -* Remove one of the device instances managed by this driver. -* Search the list for the given instance, -* check our flags for a waiting timer'd release call -* call release -* Deregister the instance with Card Services -* (netdevice) unregister the network device. -* unlink the instance from the list -* free the link, priv, and priv->priv memory -* Note: the dev_list variable is a driver scoped static used to -* maintain a list of device instances managed by this -* driver. -* -* Arguments: -* link ptr to the instance to detach -* -* Returns: -* nothing -* -* Side effects: -* the link structure is gone, the netdevice is gone -* -* Call context: -* Might be interrupt, don't block. -----------------------------------------------------------------*/ -void prism2sta_detach(dev_link_t *link) -{ - dev_link_t **linkp; - wlandevice_t *wlandev; - hfa384x_t *hw; - - DBFENTER; - - /* Locate prev device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) { - if (*linkp == link) break; - } - - if (*linkp != NULL) { -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0)) - unsigned long flags; - /* Get rid of any timer'd release call */ - save_flags(flags); - cli(); -#endif - -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)) - if (link->state & DEV_RELEASE_PENDING) { - del_timer_sync(&link->release); - link->state &= ~DEV_RELEASE_PENDING; - } -#endif - -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0)) - restore_flags(flags); -#endif - - /* If link says we're still config'd, call release */ - if (link->state & DEV_CONFIG) { - prism2sta_release((u_long)link); - if (link->state & DEV_STALE_CONFIG) { - link->state |= DEV_STALE_LINK; - return; - } - } - - /* Tell Card Services we're not around any more */ - if (link->handle) { - pcmcia_deregister_client(link->handle); - } - - /* Unlink device structure, free bits */ - *linkp = link->next; - if ( link->priv != NULL ) { - wlandev = (wlandevice_t*)link->priv; - p80211netdev_hwremoved(wlandev); - if (link->dev != NULL) { - unregister_wlandev(wlandev); - } - wlan_unsetup(wlandev); - if (wlandev->priv) { - hw = wlandev->priv; - wlandev->priv = NULL; - if (hw) { - hfa384x_destroy(hw); - kfree(hw); - } - } - link->priv = NULL; - kfree(wlandev); - } - kfree(link); - } - - DBFEXIT; - return; -} - -/*---------------------------------------------------------------- -* prism2sta_config -* -* Half of the config/release pair. Usually called in response to -* a card insertion event. At this point, we _know_ there's some -* physical device present. That means we can start poking around -* at the CIS and at any device specific config data we want. -* -* Note the gotos and the macros. I recoded this once without -* them, and it got incredibly ugly. It's actually simpler with -* them. -* -* Arguments: -* link the dev_link_t structure created in attach that -* represents this device instance. -* -* Returns: -* nothing -* -* Side effects: -* Resources (irq, io, mem) are allocated -* The pcmcia dev_link->node->name is set -* (For netcards) The device structure is finished and, -* most importantly, registered. This means that there -* is now a _named_ device that can be configured from -* userland. -* -* Call context: -* May be called from a timer. Don't block! -----------------------------------------------------------------*/ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - -#define CFG_CHECK(fn, retf) \ -do { int ret = (retf); \ -if (ret != 0) { \ - WLAN_LOG_DEBUG(1, "CardServices(" #fn ") returned %d\n", ret); \ - cs_error(link->handle, fn, ret); \ - goto next_entry; \ -} \ -} while (0) - -void prism2sta_config(dev_link_t *link) -{ - client_handle_t handle; - wlandevice_t *wlandev; - hfa384x_t *hw; - int last_fn; - int last_ret; - tuple_t tuple; - cisparse_t parse; - config_info_t socketconf; - UINT8 buf[64]; - int minVcc = 0; - int maxVcc = 0; - cistpl_cftable_entry_t dflt = { 0 }; - - DBFENTER; - - handle = link->handle; - wlandev = (wlandevice_t*)link->priv; - hw = wlandev->priv; - - /* Collect the config register info */ - tuple.DesiredTuple = CISTPL_CONFIG; - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); - CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); - CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse)); - - link->conf.ConfigBase = parse.config.base; - link->conf.Present = parse.config.rmask[0]; - - /* Configure card */ - link->state |= DEV_CONFIG; - - /* Acquire the current socket config (need Vcc setting) */ - CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(handle, &socketconf)); - - /* Loop through the config table entries until we find one that works */ - /* Assumes a complete and valid CIS */ - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); - while (1) { - cistpl_cftable_entry_t *cfg = &(parse.cftable_entry); - CFG_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); - CFG_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse)); - - if (cfg->index == 0) goto next_entry; - link->conf.ConfigIndex = cfg->index; - - /* Lets print out the Vcc that the controller+pcmcia-cs set - * for us, cause that's what we're going to use. - */ - WLAN_LOG_DEBUG(1,"Initial Vcc=%d/10v\n", socketconf.Vcc); - if (prism2_ignorevcc) { - link->conf.Vcc = socketconf.Vcc; - goto skipvcc; - } - - /* Use power settings for Vcc and Vpp if present */ - /* Note that the CIS values need to be rescaled */ - if (cfg->vcc.present & (1<<CISTPL_POWER_VNOM)) { - WLAN_LOG_DEBUG(1, "Vcc obtained from curtupl.VNOM\n"); - minVcc = maxVcc = - cfg->vcc.param[CISTPL_POWER_VNOM]/10000; - } else if (dflt.vcc.present & (1<<CISTPL_POWER_VNOM)) { - WLAN_LOG_DEBUG(1, "Vcc set from dflt.VNOM\n"); - minVcc = maxVcc = - dflt.vcc.param[CISTPL_POWER_VNOM]/10000; - } else if ((cfg->vcc.present & (1<<CISTPL_POWER_VMAX)) && - (cfg->vcc.present & (1<<CISTPL_POWER_VMIN)) ) { - WLAN_LOG_DEBUG(1, "Vcc set from curtupl(VMIN,VMAX)\n"); minVcc = cfg->vcc.param[CISTPL_POWER_VMIN]/10000; - maxVcc = cfg->vcc.param[CISTPL_POWER_VMAX]/10000; - } else if ((dflt.vcc.present & (1<<CISTPL_POWER_VMAX)) && - (dflt.vcc.present & (1<<CISTPL_POWER_VMIN)) ) { - WLAN_LOG_DEBUG(1, "Vcc set from dflt(VMIN,VMAX)\n"); - minVcc = dflt.vcc.param[CISTPL_POWER_VMIN]/10000; - maxVcc = dflt.vcc.param[CISTPL_POWER_VMAX]/10000; - } - - if ( socketconf.Vcc >= minVcc && socketconf.Vcc <= maxVcc) { - link->conf.Vcc = socketconf.Vcc; - } else { - /* [MSM]: Note that I've given up trying to change - * the Vcc if a change is indicated. It seems the - * system&socketcontroller&card vendors can't seem - * to get it right, so I'm tired of trying to hack - * my way around it. pcmcia-cs does its best using - * the voltage sense pins but sometimes the controller - * lies. Then, even if we have a good read on the VS - * pins, some system designs will silently ignore our - * requests to set the voltage. Additionally, some - * vendors have 3.3v indicated on their sense pins, - * but 5v specified in the CIS or vice-versa. I've - * had it. My only recommendation is "let the buyer - * beware". Your system might supply 5v to a 3v card - * (possibly causing damage) or a 3v capable system - * might supply 5v to a 3v capable card (wasting - * precious battery life). - * My only recommendation (if you care) is to get - * yourself an extender card (I don't know where, I - * have only one myself) and a meter and test it for - * yourself. - */ - goto next_entry; - } -skipvcc: - WLAN_LOG_DEBUG(1, "link->conf.Vcc=%d\n", link->conf.Vcc); - - /* Do we need to allocate an interrupt? */ - /* HACK: due to a bad CIS....we ALWAYS need an interrupt */ - /* if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1) */ - link->conf.Attributes |= CONF_ENABLE_IRQ; - - /* IO window settings */ - link->io.NumPorts1 = link->io.NumPorts2 = 0; - if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { - cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; - link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; - if (!(io->flags & CISTPL_IO_8BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; - if (!(io->flags & CISTPL_IO_16BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; - link->io.BasePort1 = io->win[0].base; - if ( link->io.BasePort1 != 0 ) { - WLAN_LOG_WARNING( - "Brain damaged CIS: hard coded iobase=" - "0x%x, try letting pcmcia_cs decide...\n", - link->io.BasePort1 ); - link->io.BasePort1 = 0; - } - link->io.NumPorts1 = io->win[0].len; - if (io->nwin > 1) { - link->io.Attributes2 = link->io.Attributes1; - link->io.BasePort2 = io->win[1].base; - link->io.NumPorts2 = io->win[1].len; - } - } - - /* This reserves IO space but doesn't actually enable it */ - CFG_CHECK(RequestIO, pcmcia_request_io(link->handle, &link->io)); - - /* If we got this far, we're cool! */ - break; - -next_entry: - if (cfg->flags & CISTPL_CFTABLE_DEFAULT) - dflt = *cfg; - CS_CHECK(GetNextTuple, - pcmcia_get_next_tuple(handle, &tuple)); - } - - /* Allocate an interrupt line. Note that this does not assign a */ - /* handler to the interrupt, unless the 'Handler' member of the */ - /* irq structure is initialized. */ - if (link->conf.Attributes & CONF_ENABLE_IRQ) - { -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,11) ) - int i; - link->irq.IRQInfo1 = IRQ_INFO2_VALID | IRQ_LEVEL_ID; - if (irq_list[0] == -1) - link->irq.IRQInfo2 = irq_mask; - else - for (i=0; i<4; i++) - link->irq.IRQInfo2 |= 1 << irq_list[i]; -#else - link->irq.IRQInfo1 = IRQ_LEVEL_ID; -#endif - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; - link->irq.Handler = hfa384x_interrupt; - link->irq.Instance = wlandev; - CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq)); - } - - /* 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. */ - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link->handle, &link->conf)); - - /* Fill the netdevice with this info */ - wlandev->netdev->irq = link->irq.AssignedIRQ; - wlandev->netdev->base_addr = link->io.BasePort1; - - /* Report what we've done */ - WLAN_LOG_INFO("%s: index 0x%02x: Vcc %d.%d", - dev_info, link->conf.ConfigIndex, - link->conf.Vcc/10, link->conf.Vcc%10); - if (link->conf.Vpp1) - printk(", Vpp %d.%d", link->conf.Vpp1/10, link->conf.Vpp1%10); - if (link->conf.Attributes & CONF_ENABLE_IRQ) - printk(", irq %d", link->irq.AssignedIRQ); - if (link->io.NumPorts1) - printk(", io 0x%04x-0x%04x", link->io.BasePort1, link->io.BasePort1+link->io.NumPorts1-1); - if (link->io.NumPorts2) - printk(" & 0x%04x-0x%04x", link->io.BasePort2, link->io.BasePort2+link->io.NumPorts2-1); - printk("\n"); - - link->state &= ~DEV_CONFIG_PENDING; - - /* Let pcmcia know the device name */ - link->dev = &hw->node; - - /* Register the network device and get assigned a name */ - SET_MODULE_OWNER(wlandev->netdev); -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,11) ) - SET_NETDEV_DEV(wlandev->netdev, &handle_to_dev(link->handle)); -#endif - if (register_wlandev(wlandev) != 0) { - WLAN_LOG_NOTICE("prism2sta_cs: register_wlandev() failed.\n"); - goto failed; - } - - strcpy(hw->node.dev_name, wlandev->name); - - /* Any device custom config/query stuff should be done here */ - /* For a netdevice, we should at least grab the mac address */ - - return; -cs_failed: - cs_error(link->handle, last_fn, last_ret); - WLAN_LOG_ERROR("NextTuple failure? It's probably a Vcc mismatch.\n"); - -failed: - prism2sta_release((u_long)link); - return; -} - -/*---------------------------------------------------------------- -* prism2sta_release -* -* Half of the config/release pair. Usually called in response to -* a card ejection event. Checks to make sure no higher layers -* are still (or think they are) using the card via the link->open -* field. -* -* NOTE: Don't forget to increment the link->open variable in the -* device_open method, and decrement it in the device_close -* method. -* -* Arguments: -* arg a generic 32 bit variable. It's the value that -* we assigned to link->release.data in sta_attach(). -* -* Returns: -* nothing -* -* Side effects: -* All resources should be released after this function -* executes and finds the device !open. -* -* Call context: -* Possibly in a timer context. Don't do anything that'll -* block. -----------------------------------------------------------------*/ -void prism2sta_release(u_long arg) -{ - dev_link_t *link = (dev_link_t *)arg; - - DBFENTER; - - /* First thing we should do is get the MSD back to the - * HWPRESENT state. I.e. everything quiescent. - */ - prism2sta_ifstate(link->priv, P80211ENUM_ifstate_disable); - - if (link->open) { - /* TODO: I don't think we're even using this bit of code - * and I don't think it's hurting us at the moment. - */ - WLAN_LOG_DEBUG(1, - "prism2sta_cs: release postponed, '%s' still open\n", - link->dev->dev_name); - link->state |= DEV_STALE_CONFIG; - return; - } - - pcmcia_release_configuration(link->handle); - pcmcia_release_io(link->handle, &link->io); - pcmcia_release_irq(link->handle, &link->irq); - - link->state &= ~(DEV_CONFIG | DEV_RELEASE_PENDING); - - DBFEXIT; -} - -/*---------------------------------------------------------------- -* prism2sta_event -* -* Handler for card services events. -* -* Arguments: -* event The event code -* priority hi/low - REMOVAL is the only hi -* args ptr to card services struct containing info about -* pcmcia status -* -* Returns: -* Zero on success, non-zero otherwise -* -* Side effects: -* -* -* Call context: -* Both interrupt and process thread, depends on the event. -----------------------------------------------------------------*/ -static int -prism2sta_event ( - event_t event, - int priority, - event_callback_args_t *args) -{ - int result = 0; - dev_link_t *link = (dev_link_t *) args->client_data; - wlandevice_t *wlandev = (wlandevice_t*)link->priv; - hfa384x_t *hw = NULL; - - DBFENTER; - - if (wlandev) hw = wlandev->priv; - - switch (event) - { - case CS_EVENT_CARD_INSERTION: - WLAN_LOG_DEBUG(5,"event is INSERTION\n"); - link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; - prism2sta_config(link); - if (!(link->state & DEV_CONFIG)) { - wlandev->netdev->irq = 0; - WLAN_LOG_ERROR( - "%s: Initialization failed!\n", dev_info); - wlandev->msdstate = WLAN_MSD_HWFAIL; - break; - } - - /* Fill in the rest of the hw struct */ - hw->irq = wlandev->netdev->irq; - hw->iobase = wlandev->netdev->base_addr; - hw->link = link; - - if (prism2_doreset) { - result = hfa384x_corereset(hw, - prism2_reset_holdtime, - prism2_reset_settletime, 0); - if ( result ) { - WLAN_LOG_ERROR( - "corereset() failed, result=%d.\n", - result); - wlandev->msdstate = WLAN_MSD_HWFAIL; - break; - } - } - -#if 0 - /* - * TODO: test_hostif() not implemented yet. - */ - result = hfa384x_test_hostif(hw); - if (result) { - WLAN_LOG_ERROR( - "test_hostif() failed, result=%d.\n", result); - wlandev->msdstate = WLAN_MSD_HWFAIL; - break; - } -#endif - wlandev->msdstate = WLAN_MSD_HWPRESENT; - break; - - case CS_EVENT_CARD_REMOVAL: - WLAN_LOG_DEBUG(5,"event is REMOVAL\n"); - link->state &= ~DEV_PRESENT; - - if (wlandev) { - p80211netdev_hwremoved(wlandev); - } - -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)) - if (link->state & DEV_CONFIG) - { - link->release.expires = jiffies + (HZ/20); - add_timer(&link->release); - } -#endif - break; - case CS_EVENT_RESET_REQUEST: - WLAN_LOG_DEBUG(5,"event is RESET_REQUEST\n"); - WLAN_LOG_NOTICE( - "prism2 card reset not supported " - "due to post-reset user mode configuration " - "requirements.\n"); - WLAN_LOG_NOTICE( - " From user mode, use " - "'cardctl suspend;cardctl resume' " - "instead.\n"); - break; - case CS_EVENT_RESET_PHYSICAL: - case CS_EVENT_CARD_RESET: - WLAN_LOG_WARNING("Rx'd CS_EVENT_RESET_xxx, should not " - "be possible since RESET_REQUEST was denied.\n"); - break; - - case CS_EVENT_PM_SUSPEND: - WLAN_LOG_DEBUG(5,"event is SUSPEND\n"); - link->state |= DEV_SUSPEND; - if (link->state & DEV_CONFIG) - { - prism2sta_ifstate(wlandev, P80211ENUM_ifstate_disable); - pcmcia_release_configuration(link->handle); - } - break; - - case CS_EVENT_PM_RESUME: - WLAN_LOG_DEBUG(5,"event is RESUME\n"); - link->state &= ~DEV_SUSPEND; - if (link->state & DEV_CONFIG) { - pcmcia_request_configuration(link->handle, &link->conf); - } - break; - } - - DBFEXIT; - return 0; /* noone else does anthing with the return value */ -} -#endif // <= 2.6.15 - - - -int hfa384x_corereset(hfa384x_t *hw, int holdtime, int settletime, int genesis) -{ - int result = 0; - conf_reg_t reg; - UINT8 corsave; - DBFENTER; - - WLAN_LOG_DEBUG(3, "Doing reset via CardServices().\n"); - - /* Collect COR */ - reg.Function = 0; - reg.Action = CS_READ; - reg.Offset = CISREG_COR; -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - result = pcmcia_access_configuration_register(hw->pdev, ®); -#else - result = pcmcia_access_configuration_register( - hw->link->handle, - ®); -#endif - if (result != CS_SUCCESS ) { - WLAN_LOG_ERROR( - ":0: AccessConfigurationRegister(CS_READ) failed," - "result=%d.\n", result); - result = -EIO; - } - corsave = reg.Value; - - /* Write reset bit (BIT7) */ - reg.Value |= BIT7; - reg.Action = CS_WRITE; - reg.Offset = CISREG_COR; -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - result = pcmcia_access_configuration_register(hw->pdev, ®); -#else - result = pcmcia_access_configuration_register( - hw->link->handle, - ®); -#endif - if (result != CS_SUCCESS ) { - WLAN_LOG_ERROR( - ":1: AccessConfigurationRegister(CS_WRITE) failed," - "result=%d.\n", result); - result = -EIO; - } - - /* Hold for holdtime */ - mdelay(holdtime); - - if (genesis) { - reg.Value = genesis; - reg.Action = CS_WRITE; - reg.Offset = CISREG_CCSR; -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - result = pcmcia_access_configuration_register(hw->pdev, ®); -#else - result = pcmcia_access_configuration_register( - hw->link->handle, - ®); -#endif - if (result != CS_SUCCESS ) { - WLAN_LOG_ERROR( - ":1: AccessConfigurationRegister(CS_WRITE) failed," - "result=%d.\n", result); - result = -EIO; - } - } - - /* Hold for holdtime */ - mdelay(holdtime); - - /* Clear reset bit */ - reg.Value &= ~BIT7; - reg.Action = CS_WRITE; - reg.Offset = CISREG_COR; -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - result = pcmcia_access_configuration_register(hw->pdev, ®); -#else - result = pcmcia_access_configuration_register( - hw->link->handle, - ®); -#endif - if (result != CS_SUCCESS ) { - WLAN_LOG_ERROR( - ":2: AccessConfigurationRegister(CS_WRITE) failed," - "result=%d.\n", result); - result = -EIO; - goto done; - } - - /* Wait for settletime */ - mdelay(settletime); - - /* Set non-reset bits back what they were */ - reg.Value = corsave; - reg.Action = CS_WRITE; - reg.Offset = CISREG_COR; -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16) - result = pcmcia_access_configuration_register(hw->pdev, ®); -#else - result = pcmcia_access_configuration_register( - hw->link->handle, - ®); -#endif - if (result != CS_SUCCESS ) { - WLAN_LOG_ERROR( - ":2: AccessConfigurationRegister(CS_WRITE) failed," - "result=%d.\n", result); - result = -EIO; - goto done; - } - -done: - DBFEXIT; - return result; -} - -#ifdef MODULE - -static int __init prism2cs_init(void) -{ -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,68)) - servinfo_t serv; -#endif - - DBFENTER; - - WLAN_LOG_NOTICE("%s Loaded\n", version); - WLAN_LOG_NOTICE("dev_info is: %s\n", dev_info); - -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,68)) - pcmcia_get_card_services_info(&serv); - if ( serv.Revision != CS_RELEASE_CODE ) - { - printk(KERN_NOTICE"%s: CardServices release does not match!\n", dev_info); - return -1; - } - - /* This call will result in a call to prism2sta_attach */ - /* and eventually prism2sta_detach */ - register_pccard_driver( &dev_info, &prism2sta_attach, &prism2sta_detach); -#else - pcmcia_register_driver(&prism2_cs_driver); -#endif - - DBFEXIT; - return 0; -} - -static void __exit prism2cs_cleanup(void) -{ -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,68)) - dev_link_t *link = dev_list; - dev_link_t *nlink; - DBFENTER; - -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,10) ) - for (link=dev_list; link != NULL; link = nlink) { - nlink = link->next; - if ( link->state & DEV_CONFIG ) { - prism2sta_release((u_long)link); - } - prism2sta_detach(link); /* remember detach() frees link */ - } -#endif - - unregister_pccard_driver( &dev_info); -#else - pcmcia_unregister_driver(&prism2_cs_driver); -#endif - - printk(KERN_NOTICE "%s Unloaded\n", version); - - DBFEXIT; - return; -} - -module_init(prism2cs_init); -module_exit(prism2cs_cleanup); - -#endif // MODULE - |