diff options
Diffstat (limited to 'drivers/net/wireless/hostap/hostap_cs.c')
-rw-r--r-- | drivers/net/wireless/hostap/hostap_cs.c | 269 |
1 files changed, 59 insertions, 210 deletions
diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c index c9640a3e02c9..bd8a4134edeb 100644 --- a/drivers/net/wireless/hostap/hostap_cs.c +++ b/drivers/net/wireless/hostap/hostap_cs.c @@ -3,6 +3,7 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/if.h> +#include <linux/slab.h> #include <linux/wait.h> #include <linux/timer.h> #include <linux/skbuff.h> @@ -11,8 +12,6 @@ #include <linux/wireless.h> #include <net/iw_handler.h> -#include <pcmcia/cs_types.h> -#include <pcmcia/cs.h> #include <pcmcia/cistpl.h> #include <pcmcia/cisreg.h> #include <pcmcia/ds.h> @@ -22,7 +21,7 @@ #include "hostap_wlan.h" -static dev_info_t dev_info = "hostap_cs"; +static char *dev_info = "hostap_cs"; MODULE_AUTHOR("Jouni Malinen"); MODULE_DESCRIPTION("Support for Intersil Prism2-based 802.11 wireless LAN " @@ -38,7 +37,6 @@ MODULE_PARM_DESC(ignore_cis_vcc, "Ignore broken CIS VCC entry"); /* struct local_info::hw_priv */ struct hostap_cs_priv { - dev_node_t node; struct pcmcia_device *link; int sandisk_connectplus; }; @@ -225,27 +223,18 @@ static int prism2_pccard_card_present(local_info_t *local) static void sandisk_set_iobase(local_info_t *local) { int res; - conf_reg_t reg; struct hostap_cs_priv *hw_priv = local->hw_priv; - reg.Function = 0; - reg.Action = CS_WRITE; - reg.Offset = 0x10; /* 0x3f0 IO base 1 */ - reg.Value = hw_priv->link->io.BasePort1 & 0x00ff; - res = pcmcia_access_configuration_register(hw_priv->link, - ®); + res = pcmcia_write_config_byte(hw_priv->link, 0x10, + hw_priv->link->resource[0]->start & 0x00ff); if (res != 0) { printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 0 -" " res=%d\n", res); } udelay(10); - reg.Function = 0; - reg.Action = CS_WRITE; - reg.Offset = 0x12; /* 0x3f2 IO base 2 */ - reg.Value = (hw_priv->link->io.BasePort1 & 0xff00) >> 8; - res = pcmcia_access_configuration_register(hw_priv->link, - ®); + res = pcmcia_write_config_byte(hw_priv->link, 0x12, + (hw_priv->link->resource[0]->start >> 8) & 0x00ff); if (res != 0) { printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 1 -" " res=%d\n", res); @@ -271,12 +260,11 @@ static void sandisk_write_hcr(local_info_t *local, int hcr) static int sandisk_enable_wireless(struct net_device *dev) { int res, ret = 0; - conf_reg_t reg; struct hostap_interface *iface = netdev_priv(dev); local_info_t *local = iface->local; struct hostap_cs_priv *hw_priv = local->hw_priv; - if (hw_priv->link->io.NumPorts1 < 0x42) { + if (resource_size(hw_priv->link->resource[0]) < 0x42) { /* Not enough ports to be SanDisk multi-function card */ ret = -ENODEV; goto done; @@ -298,12 +286,8 @@ static int sandisk_enable_wireless(struct net_device *dev) " - using vendor-specific initialization\n", dev->name); hw_priv->sandisk_connectplus = 1; - reg.Function = 0; - reg.Action = CS_WRITE; - reg.Offset = CISREG_COR; - reg.Value = COR_SOFT_RESET; - res = pcmcia_access_configuration_register(hw_priv->link, - ®); + res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR, + COR_SOFT_RESET); if (res != 0) { printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n", dev->name, res); @@ -311,16 +295,13 @@ static int sandisk_enable_wireless(struct net_device *dev) } mdelay(5); - reg.Function = 0; - reg.Action = CS_WRITE; - reg.Offset = CISREG_COR; /* * Do not enable interrupts here to avoid some bogus events. Interrupts * will be enabled during the first cor_sreset call. */ - reg.Value = COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE | COR_FUNC_ENA; - res = pcmcia_access_configuration_register(hw_priv->link, - ®); + res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR, + (COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE | + COR_FUNC_ENA)); if (res != 0) { printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n", dev->name, res); @@ -343,30 +324,23 @@ done: static void prism2_pccard_cor_sreset(local_info_t *local) { int res; - conf_reg_t reg; + u8 val; struct hostap_cs_priv *hw_priv = local->hw_priv; if (!prism2_pccard_card_present(local)) return; - reg.Function = 0; - reg.Action = CS_READ; - reg.Offset = CISREG_COR; - reg.Value = 0; - res = pcmcia_access_configuration_register(hw_priv->link, - ®); + res = pcmcia_read_config_byte(hw_priv->link, CISREG_COR, &val); if (res != 0) { printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n", res); return; } printk(KERN_DEBUG "prism2_pccard_cor_sreset: original COR %02x\n", - reg.Value); + val); - reg.Action = CS_WRITE; - reg.Value |= COR_SOFT_RESET; - res = pcmcia_access_configuration_register(hw_priv->link, - ®); + val |= COR_SOFT_RESET; + res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR, val); if (res != 0) { printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n", res); @@ -375,11 +349,10 @@ static void prism2_pccard_cor_sreset(local_info_t *local) mdelay(hw_priv->sandisk_connectplus ? 5 : 2); - reg.Value &= ~COR_SOFT_RESET; + val &= ~COR_SOFT_RESET; if (hw_priv->sandisk_connectplus) - reg.Value |= COR_IREQ_ENA; - res = pcmcia_access_configuration_register(hw_priv->link, - ®); + val |= COR_IREQ_ENA; + res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR, val); if (res != 0) { printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n", res); @@ -396,8 +369,7 @@ static void prism2_pccard_cor_sreset(local_info_t *local) static void prism2_pccard_genesis_reset(local_info_t *local, int hcr) { int res; - conf_reg_t reg; - int old_cor; + u8 old_cor; struct hostap_cs_priv *hw_priv = local->hw_priv; if (!prism2_pccard_card_present(local)) @@ -408,25 +380,17 @@ static void prism2_pccard_genesis_reset(local_info_t *local, int hcr) return; } - reg.Function = 0; - reg.Action = CS_READ; - reg.Offset = CISREG_COR; - reg.Value = 0; - res = pcmcia_access_configuration_register(hw_priv->link, - ®); + res = pcmcia_read_config_byte(hw_priv->link, CISREG_COR, &old_cor); if (res != 0) { printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 " "(%d)\n", res); return; } printk(KERN_DEBUG "prism2_pccard_genesis_sreset: original COR %02x\n", - reg.Value); - old_cor = reg.Value; + old_cor); - reg.Action = CS_WRITE; - reg.Value |= COR_SOFT_RESET; - res = pcmcia_access_configuration_register(hw_priv->link, - ®); + res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR, + old_cor | COR_SOFT_RESET); if (res != 0) { printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 " "(%d)\n", res); @@ -436,11 +400,7 @@ static void prism2_pccard_genesis_reset(local_info_t *local, int hcr) mdelay(10); /* Setup Genesis mode */ - reg.Action = CS_WRITE; - reg.Value = hcr; - reg.Offset = CISREG_CCSR; - res = pcmcia_access_configuration_register(hw_priv->link, - ®); + res = pcmcia_write_config_byte(hw_priv->link, CISREG_CCSR, hcr); if (res != 0) { printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 " "(%d)\n", res); @@ -448,11 +408,8 @@ static void prism2_pccard_genesis_reset(local_info_t *local, int hcr) } mdelay(10); - reg.Action = CS_WRITE; - reg.Offset = CISREG_COR; - reg.Value = old_cor & ~COR_SOFT_RESET; - res = pcmcia_access_configuration_register(hw_priv->link, - ®); + res = pcmcia_write_config_byte(hw_priv->link, CISREG_COR, + old_cor & ~COR_SOFT_RESET); if (res != 0) { printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 " "(%d)\n", res); @@ -479,7 +436,6 @@ static int hostap_cs_probe(struct pcmcia_device *p_dev) int ret; PDEBUG(DEBUG_HW, "%s: setting Vcc=33 (constant)\n", dev_info); - p_dev->conf.IntType = INT_MEMORY_AND_IO; ret = prism2_config(p_dev); if (ret) { @@ -510,89 +466,12 @@ static void prism2_detach(struct pcmcia_device *link) } -/* run after a CARD_INSERTION event is received to configure the PCMCIA - * socket and make the device available to the system */ - -static int prism2_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 prism2_config_check(struct pcmcia_device *p_dev, void *priv_data) { - if (cfg->index == 0) - return -ENODEV; - - PDEBUG(DEBUG_EXTRA, "Checking CFTABLE_ENTRY 0x%02X " - "(default 0x%02X)\n", cfg->index, dflt->index); - - /* 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->vcc.present & (1 << CISTPL_POWER_VNOM)) { - if (vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / - 10000 && !ignore_cis_vcc) { - PDEBUG(DEBUG_EXTRA, " Vcc mismatch - skipping" - " this entry\n"); - return -ENODEV; - } - } else if (dflt->vcc.present & (1 << CISTPL_POWER_VNOM)) { - if (vcc != dflt->vcc.param[CISTPL_POWER_VNOM] / - 10000 && !ignore_cis_vcc) { - PDEBUG(DEBUG_EXTRA, " Vcc (default) mismatch " - "- skipping this entry\n"); - return -ENODEV; - } - } + if (p_dev->config_index == 0) + return -EINVAL; - 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; - - /* Do we need to allocate an interrupt? */ - if (cfg->irq.IRQInfo1 || dflt->irq.IRQInfo1) - p_dev->conf.Attributes |= CONF_ENABLE_IRQ; - else if (!(p_dev->conf.Attributes & CONF_ENABLE_IRQ)) { - /* At least Compaq WL200 does not have IRQInfo1 set, - * but it does not work without interrupts.. */ - printk(KERN_WARNING "Config has no IRQ info, but trying to " - "enable IRQ anyway..\n"); - p_dev->conf.Attributes |= CONF_ENABLE_IRQ; - } - - /* IO window settings */ - PDEBUG(DEBUG_EXTRA, "IO window settings: cfg->io.nwin=%d " - "dflt->io.nwin=%d\n", - cfg->io.nwin, dflt->io.nwin); - p_dev->io.NumPorts1 = p_dev->io.NumPorts2 = 0; - if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) { - cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io; - p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; - PDEBUG(DEBUG_EXTRA, "io->flags = 0x%04X, " - "io.base=0x%04x, len=%d\n", io->flags, - io->win[0].base, io->win[0].len); - if (!(io->flags & CISTPL_IO_8BIT)) - p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_16; - if (!(io->flags & CISTPL_IO_16BIT)) - p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8; - p_dev->io.IOAddrLines = io->flags & - CISTPL_IO_LINES_MASK; - p_dev->io.BasePort1 = io->win[0].base; - p_dev->io.NumPorts1 = io->win[0].len; - if (io->nwin > 1) { - p_dev->io.Attributes2 = p_dev->io.Attributes1; - p_dev->io.BasePort2 = io->win[1].base; - p_dev->io.NumPorts2 = io->win[1].len; - } - } - - /* This reserves IO space but doesn't actually enable it */ - return pcmcia_request_io(p_dev, &p_dev->io); + return pcmcia_request_io(p_dev); } static int prism2_config(struct pcmcia_device *link) @@ -602,6 +481,7 @@ static int prism2_config(struct pcmcia_device *link) local_info_t *local; int ret = 1; struct hostap_cs_priv *hw_priv; + unsigned long flags; PDEBUG(DEBUG_FLOW, "prism2_config()\n"); @@ -612,6 +492,10 @@ static int prism2_config(struct pcmcia_device *link) } /* Look for an appropriate configuration table entry in the CIS */ + link->config_flags |= CONF_AUTO_SET_VPP | CONF_AUTO_AUDIO | + CONF_AUTO_CHECK_VCC | CONF_AUTO_SET_IO | CONF_ENABLE_IRQ; + if (ignore_cis_vcc) + link->config_flags &= ~CONF_AUTO_CHECK_VCC; ret = pcmcia_loop_config(link, prism2_config_check, NULL); if (ret) { if (!ignore_cis_vcc) @@ -632,62 +516,38 @@ static int prism2_config(struct pcmcia_device *link) local = iface->local; local->hw_priv = hw_priv; hw_priv->link = link; - strcpy(hw_priv->node.dev_name, dev->name); - link->dev_node = &hw_priv->node; /* - * 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. + * Make sure the IRQ handler cannot proceed until at least + * dev->base_addr is initialized. */ - if (link->conf.Attributes & CONF_ENABLE_IRQ) { - link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - link->irq.Handler = prism2_interrupt; - ret = pcmcia_request_irq(link, &link->irq); - if (ret) - goto failed; - } + spin_lock_irqsave(&local->irq_init_lock, flags); - /* - * 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_request_irq(link, prism2_interrupt); if (ret) - goto failed; + goto failed_unlock; + + ret = pcmcia_enable_device(link); + if (ret) + goto failed_unlock; + + dev->irq = link->irq; + dev->base_addr = link->resource[0]->start; - dev->irq = link->irq.AssignedIRQ; - dev->base_addr = link->io.BasePort1; - - /* Finally, report what we've done */ - printk(KERN_INFO "%s: index 0x%02x: ", - dev_info, link->conf.ConfigIndex); - if (link->conf.Vpp) - printk(", Vpp %d.%d", link->conf.Vpp / 10, - link->conf.Vpp % 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"); + spin_unlock_irqrestore(&local->irq_init_lock, flags); local->shutdown = 0; sandisk_enable_wireless(dev); ret = prism2_hw_config(dev, 1); - if (!ret) { + if (!ret) ret = hostap_hw_ready(dev); - if (ret == 0 && local->ddev) - strcpy(hw_priv->node.dev_name, local->ddev->name); - } + return ret; + failed_unlock: + spin_unlock_irqrestore(&local->irq_init_lock, flags); failed: kfree(hw_priv); prism2_release((u_long)link); @@ -794,13 +654,6 @@ static struct pcmcia_device_id hostap_cs_ids[] = { PCMCIA_MFC_DEVICE_PROD_ID12(0, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6), PCMCIA_DEVICE_PROD_ID123( - "Intersil", "PRISM 2_5 PCMCIA ADAPTER", "ISL37300P", - 0x4b801a17, 0x6345a0bf, 0xc9049a39), - /* D-Link DWL-650 Rev. P1; manfid 0x000b, 0x7110 */ - PCMCIA_DEVICE_PROD_ID123( - "D-Link", "DWL-650 Wireless PC Card RevP", "ISL37101P-10", - 0x1a424a1c, 0x6ea57632, 0xdd97a26b), - PCMCIA_DEVICE_PROD_ID123( "Addtron", "AWP-100 Wireless PCMCIA", "Version 01.02", 0xe6ec52ce, 0x08649af2, 0x4b74baa0), PCMCIA_DEVICE_PROD_ID123( @@ -834,23 +687,19 @@ static struct pcmcia_device_id hostap_cs_ids[] = { "Ver. 1.00", 0x5cd01705, 0x4271660f, 0x9d08ee12), PCMCIA_DEVICE_PROD_ID123( - "corega", "WL PCCL-11", "ISL37300P", - 0xa21501a, 0x59868926, 0xc9049a39), - PCMCIA_DEVICE_PROD_ID123( - "The Linksys Group, Inc.", "Wireless Network CF Card", "ISL37300P", - 0xa5f472c2, 0x9c05598d, 0xc9049a39), - PCMCIA_DEVICE_PROD_ID123( "Wireless LAN" , "11Mbps PC Card", "Version 01.02", 0x4b8870ff, 0x70e946d1, 0x4b74baa0), + PCMCIA_DEVICE_PROD_ID3("HFA3863", 0x355cb092), + PCMCIA_DEVICE_PROD_ID3("ISL37100P", 0x630d52b2), + PCMCIA_DEVICE_PROD_ID3("ISL37101P-10", 0xdd97a26b), + PCMCIA_DEVICE_PROD_ID3("ISL37300P", 0xc9049a39), PCMCIA_DEVICE_NULL }; MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids); static struct pcmcia_driver hostap_driver = { - .drv = { - .name = "hostap_cs", - }, + .name = "hostap_cs", .probe = hostap_cs_probe, .remove = prism2_detach, .owner = THIS_MODULE, |