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path: root/drivers/net/wireless/ipw2x00/ipw2100.c
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Diffstat (limited to 'drivers/net/wireless/ipw2x00/ipw2100.c')
-rw-r--r--drivers/net/wireless/ipw2x00/ipw2100.c166
1 files changed, 83 insertions, 83 deletions
diff --git a/drivers/net/wireless/ipw2x00/ipw2100.c b/drivers/net/wireless/ipw2x00/ipw2100.c
index f0551f807f6..9cfae0c0870 100644
--- a/drivers/net/wireless/ipw2x00/ipw2100.c
+++ b/drivers/net/wireless/ipw2x00/ipw2100.c
@@ -166,6 +166,7 @@ that only one external action is invoked at a time.
#include <net/lib80211.h>
#include "ipw2100.h"
+#include "ipw.h"
#define IPW2100_VERSION "git-1.2.2"
@@ -343,38 +344,50 @@ static struct iw_handler_def ipw2100_wx_handler_def;
static inline void read_register(struct net_device *dev, u32 reg, u32 * val)
{
- *val = readl((void __iomem *)(dev->base_addr + reg));
+ struct ipw2100_priv *priv = libipw_priv(dev);
+
+ *val = ioread32(priv->ioaddr + reg);
IPW_DEBUG_IO("r: 0x%08X => 0x%08X\n", reg, *val);
}
static inline void write_register(struct net_device *dev, u32 reg, u32 val)
{
- writel(val, (void __iomem *)(dev->base_addr + reg));
+ struct ipw2100_priv *priv = libipw_priv(dev);
+
+ iowrite32(val, priv->ioaddr + reg);
IPW_DEBUG_IO("w: 0x%08X <= 0x%08X\n", reg, val);
}
static inline void read_register_word(struct net_device *dev, u32 reg,
u16 * val)
{
- *val = readw((void __iomem *)(dev->base_addr + reg));
+ struct ipw2100_priv *priv = libipw_priv(dev);
+
+ *val = ioread16(priv->ioaddr + reg);
IPW_DEBUG_IO("r: 0x%08X => %04X\n", reg, *val);
}
static inline void read_register_byte(struct net_device *dev, u32 reg, u8 * val)
{
- *val = readb((void __iomem *)(dev->base_addr + reg));
+ struct ipw2100_priv *priv = libipw_priv(dev);
+
+ *val = ioread8(priv->ioaddr + reg);
IPW_DEBUG_IO("r: 0x%08X => %02X\n", reg, *val);
}
static inline void write_register_word(struct net_device *dev, u32 reg, u16 val)
{
- writew(val, (void __iomem *)(dev->base_addr + reg));
+ struct ipw2100_priv *priv = libipw_priv(dev);
+
+ iowrite16(val, priv->ioaddr + reg);
IPW_DEBUG_IO("w: 0x%08X <= %04X\n", reg, val);
}
static inline void write_register_byte(struct net_device *dev, u32 reg, u8 val)
{
- writeb(val, (void __iomem *)(dev->base_addr + reg));
+ struct ipw2100_priv *priv = libipw_priv(dev);
+
+ iowrite8(val, priv->ioaddr + reg);
IPW_DEBUG_IO("w: 0x%08X =< %02X\n", reg, val);
}
@@ -506,13 +519,13 @@ static void read_nic_memory(struct net_device *dev, u32 addr, u32 len,
read_register_byte(dev, IPW_REG_INDIRECT_ACCESS_DATA + i, buf);
}
-static inline int ipw2100_hw_is_adapter_in_system(struct net_device *dev)
+static bool ipw2100_hw_is_adapter_in_system(struct net_device *dev)
{
- return (dev->base_addr &&
- (readl
- ((void __iomem *)(dev->base_addr +
- IPW_REG_DOA_DEBUG_AREA_START))
- == IPW_DATA_DOA_DEBUG_VALUE));
+ u32 dbg;
+
+ read_register(dev, IPW_REG_DOA_DEBUG_AREA_START, &dbg);
+
+ return dbg == IPW_DATA_DOA_DEBUG_VALUE;
}
static int ipw2100_get_ordinal(struct ipw2100_priv *priv, u32 ord,
@@ -1946,11 +1959,12 @@ static int ipw2100_wdev_init(struct net_device *dev)
wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = bg_band;
}
+ wdev->wiphy->cipher_suites = ipw_cipher_suites;
+ wdev->wiphy->n_cipher_suites = ARRAY_SIZE(ipw_cipher_suites);
+
set_wiphy_dev(wdev->wiphy, &priv->pci_dev->dev);
- if (wiphy_register(wdev->wiphy)) {
- ipw2100_down(priv);
+ if (wiphy_register(wdev->wiphy))
return -EIO;
- }
return 0;
}
@@ -3773,7 +3787,7 @@ IPW2100_ORD(STAT_TX_HOST_REQUESTS, "requested Host Tx's (MSDU)"),
IPW2100_ORD(COUNTRY_CODE,
"IEEE country code as recv'd from beacon"),
IPW2100_ORD(COUNTRY_CHANNELS,
- "channels suported by country"),
+ "channels supported by country"),
IPW2100_ORD(RESET_CNT, "adapter resets (warm)"),
IPW2100_ORD(BEACON_INTERVAL, "Beacon interval"),
IPW2100_ORD(ANTENNA_DIVERSITY,
@@ -4062,7 +4076,7 @@ static int ipw2100_switch_mode(struct ipw2100_priv *priv, u32 mode)
ipw2100_firmware.version = 0;
#endif
- printk(KERN_INFO "%s: Reseting on mode change.\n", priv->net_dev->name);
+ printk(KERN_INFO "%s: Resetting on mode change.\n", priv->net_dev->name);
priv->reset_backoff = 0;
schedule_reset(priv);
@@ -6082,9 +6096,7 @@ static const struct net_device_ops ipw2100_netdev_ops = {
/* Look into using netdev destructor to shutdown libipw? */
static struct net_device *ipw2100_alloc_device(struct pci_dev *pci_dev,
- void __iomem * base_addr,
- unsigned long mem_start,
- unsigned long mem_len)
+ void __iomem * ioaddr)
{
struct ipw2100_priv *priv;
struct net_device *dev;
@@ -6096,6 +6108,7 @@ static struct net_device *ipw2100_alloc_device(struct pci_dev *pci_dev,
priv->ieee = netdev_priv(dev);
priv->pci_dev = pci_dev;
priv->net_dev = dev;
+ priv->ioaddr = ioaddr;
priv->ieee->hard_start_xmit = ipw2100_tx;
priv->ieee->set_security = shim__set_security;
@@ -6111,10 +6124,6 @@ static struct net_device *ipw2100_alloc_device(struct pci_dev *pci_dev,
dev->watchdog_timeo = 3 * HZ;
dev->irq = 0;
- dev->base_addr = (unsigned long)base_addr;
- dev->mem_start = mem_start;
- dev->mem_end = dev->mem_start + mem_len - 1;
-
/* NOTE: We don't use the wireless_handlers hook
* in dev as the system will start throwing WX requests
* to us before we're actually initialized and it just
@@ -6215,8 +6224,7 @@ static struct net_device *ipw2100_alloc_device(struct pci_dev *pci_dev,
static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
const struct pci_device_id *ent)
{
- unsigned long mem_start, mem_len, mem_flags;
- void __iomem *base_addr = NULL;
+ void __iomem *ioaddr;
struct net_device *dev = NULL;
struct ipw2100_priv *priv = NULL;
int err = 0;
@@ -6225,18 +6233,14 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
IPW_DEBUG_INFO("enter\n");
- mem_start = pci_resource_start(pci_dev, 0);
- mem_len = pci_resource_len(pci_dev, 0);
- mem_flags = pci_resource_flags(pci_dev, 0);
-
- if ((mem_flags & IORESOURCE_MEM) != IORESOURCE_MEM) {
+ if (!(pci_resource_flags(pci_dev, 0) & IORESOURCE_MEM)) {
IPW_DEBUG_INFO("weird - resource type is not memory\n");
err = -ENODEV;
- goto fail;
+ goto out;
}
- base_addr = ioremap_nocache(mem_start, mem_len);
- if (!base_addr) {
+ ioaddr = pci_iomap(pci_dev, 0, 0);
+ if (!ioaddr) {
printk(KERN_WARNING DRV_NAME
"Error calling ioremap_nocache.\n");
err = -EIO;
@@ -6244,7 +6248,7 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
}
/* allocate and initialize our net_device */
- dev = ipw2100_alloc_device(pci_dev, base_addr, mem_start, mem_len);
+ dev = ipw2100_alloc_device(pci_dev, ioaddr);
if (!dev) {
printk(KERN_WARNING DRV_NAME
"Error calling ipw2100_alloc_device.\n");
@@ -6325,6 +6329,11 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
printk(KERN_INFO DRV_NAME
": Detected Intel PRO/Wireless 2100 Network Connection\n");
+ err = ipw2100_wdev_init(dev);
+ if (err)
+ goto fail;
+ registered = 1;
+
/* Bring up the interface. Pre 0.46, after we registered the
* network device we would call ipw2100_up. This introduced a race
* condition with newer hotplug configurations (network was coming
@@ -6341,11 +6350,7 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
"Error calling register_netdev.\n");
goto fail;
}
- registered = 1;
-
- err = ipw2100_wdev_init(dev);
- if (err)
- goto fail;
+ registered = 2;
mutex_lock(&priv->action_mutex);
@@ -6379,18 +6384,21 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
priv->status |= STATUS_INITIALIZED;
mutex_unlock(&priv->action_mutex);
-
- return 0;
+out:
+ return err;
fail_unlock:
mutex_unlock(&priv->action_mutex);
- wiphy_unregister(priv->ieee->wdev.wiphy);
- kfree(priv->ieee->bg_band.channels);
fail:
if (dev) {
- if (registered)
+ if (registered >= 2)
unregister_netdev(dev);
+ if (registered) {
+ wiphy_unregister(priv->ieee->wdev.wiphy);
+ kfree(priv->ieee->bg_band.channels);
+ }
+
ipw2100_hw_stop_adapter(priv);
ipw2100_disable_interrupts(priv);
@@ -6409,63 +6417,56 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
pci_set_drvdata(pci_dev, NULL);
}
- if (base_addr)
- iounmap(base_addr);
+ pci_iounmap(pci_dev, ioaddr);
pci_release_regions(pci_dev);
pci_disable_device(pci_dev);
-
- return err;
+ goto out;
}
static void __devexit ipw2100_pci_remove_one(struct pci_dev *pci_dev)
{
struct ipw2100_priv *priv = pci_get_drvdata(pci_dev);
- struct net_device *dev;
+ struct net_device *dev = priv->net_dev;
- if (priv) {
- mutex_lock(&priv->action_mutex);
+ mutex_lock(&priv->action_mutex);
- priv->status &= ~STATUS_INITIALIZED;
+ priv->status &= ~STATUS_INITIALIZED;
- dev = priv->net_dev;
- sysfs_remove_group(&pci_dev->dev.kobj,
- &ipw2100_attribute_group);
+ sysfs_remove_group(&pci_dev->dev.kobj, &ipw2100_attribute_group);
#ifdef CONFIG_PM
- if (ipw2100_firmware.version)
- ipw2100_release_firmware(priv, &ipw2100_firmware);
+ if (ipw2100_firmware.version)
+ ipw2100_release_firmware(priv, &ipw2100_firmware);
#endif
- /* Take down the hardware */
- ipw2100_down(priv);
+ /* Take down the hardware */
+ ipw2100_down(priv);
- /* Release the mutex so that the network subsystem can
- * complete any needed calls into the driver... */
- mutex_unlock(&priv->action_mutex);
+ /* Release the mutex so that the network subsystem can
+ * complete any needed calls into the driver... */
+ mutex_unlock(&priv->action_mutex);
- /* Unregister the device first - this results in close()
- * being called if the device is open. If we free storage
- * first, then close() will crash. */
- unregister_netdev(dev);
+ /* Unregister the device first - this results in close()
+ * being called if the device is open. If we free storage
+ * first, then close() will crash.
+ * FIXME: remove the comment above. */
+ unregister_netdev(dev);
- ipw2100_kill_works(priv);
+ ipw2100_kill_works(priv);
- ipw2100_queues_free(priv);
+ ipw2100_queues_free(priv);
- /* Free potential debugging firmware snapshot */
- ipw2100_snapshot_free(priv);
+ /* Free potential debugging firmware snapshot */
+ ipw2100_snapshot_free(priv);
- if (dev->irq)
- free_irq(dev->irq, priv);
+ free_irq(dev->irq, priv);
- if (dev->base_addr)
- iounmap((void __iomem *)dev->base_addr);
+ pci_iounmap(pci_dev, priv->ioaddr);
- /* wiphy_unregister needs to be here, before free_libipw */
- wiphy_unregister(priv->ieee->wdev.wiphy);
- kfree(priv->ieee->bg_band.channels);
- free_libipw(dev, 0);
- }
+ /* wiphy_unregister needs to be here, before free_libipw */
+ wiphy_unregister(priv->ieee->wdev.wiphy);
+ kfree(priv->ieee->bg_band.channels);
+ free_libipw(dev, 0);
pci_release_regions(pci_dev);
pci_disable_device(pci_dev);
@@ -8508,8 +8509,7 @@ static void ipw2100_release_firmware(struct ipw2100_priv *priv,
struct ipw2100_fw *fw)
{
fw->version = 0;
- if (fw->fw_entry)
- release_firmware(fw->fw_entry);
+ release_firmware(fw->fw_entry);
fw->fw_entry = NULL;
}
@@ -8609,7 +8609,7 @@ static int ipw2100_ucode_download(struct ipw2100_priv *priv,
struct net_device *dev = priv->net_dev;
const unsigned char *microcode_data = fw->uc.data;
unsigned int microcode_data_left = fw->uc.size;
- void __iomem *reg = (void __iomem *)dev->base_addr;
+ void __iomem *reg = priv->ioaddr;
struct symbol_alive_response response;
int i, j;