[PATCH 27/49] Staging: wlan-ng: Eliminate all backwards-compatibility for <2.6.13 kernels.

From: Greg KH
Date: Wed Oct 29 2008 - 18:53:31 EST

From: Solomon Peachy <pizza@xxxxxxxxxxxx>

Signed-off-by: Solomon Peachy <pizza@xxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/staging/wlan-ng/hfa384x_usb.c | 35 -----
drivers/staging/wlan-ng/p80211mod.c | 5 -
drivers/staging/wlan-ng/p80211netdev.c | 16 +---
drivers/staging/wlan-ng/p80211netdev.h | 4 -
drivers/staging/wlan-ng/p80211wext.c | 214 +-------------------------------
drivers/staging/wlan-ng/wlan_compat.h | 27 +----
6 files changed, 5 insertions(+), 296 deletions(-)

diff --git a/drivers/staging/wlan-ng/hfa384x_usb.c b/drivers/staging/wlan-ng/hfa384x_usb.c
index 2cd376e..0670068 100644
--- a/drivers/staging/wlan-ng/hfa384x_usb.c
+++ b/drivers/staging/wlan-ng/hfa384x_usb.c
@@ -136,41 +136,6 @@

#include "wlan_compat.h"

-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,10)
-static int
-wait_for_completion_interruptible(struct completion *x)
-{
- int ret = 0;
-
- might_sleep();
-
- spin_lock_irq(&x->wait.lock);
- if (!x->done) {
- DECLARE_WAITQUEUE(wait, current);
-
- wait.flags |= WQ_FLAG_EXCLUSIVE;
- __add_wait_queue_tail(&x->wait, &wait);
- do {
- if (signal_pending(current)) {
- ret = -ERESTARTSYS;
- __remove_wait_queue(&x->wait, &wait);
- goto out;
- }
- __set_current_state(TASK_INTERRUPTIBLE);
- spin_unlock_irq(&x->wait.lock);
- schedule();
- spin_lock_irq(&x->wait.lock);
- } while (!x->done);
- __remove_wait_queue(&x->wait, &wait);
- }
- x->done--;
-out:
- spin_unlock_irq(&x->wait.lock);
-
- return ret;
-}
-#endif
-
#define SUBMIT_URB(u,f) usb_submit_urb(u,f)

/*================================================================*/
diff --git a/drivers/staging/wlan-ng/p80211mod.c b/drivers/staging/wlan-ng/p80211mod.c
index d1add78..7a3834e 100644
--- a/drivers/staging/wlan-ng/p80211mod.c
+++ b/drivers/staging/wlan-ng/p80211mod.c
@@ -97,9 +97,6 @@
/*================================================================*/
/* Local Static Definitions */

-static char *version = "p80211.o: " WLAN_RELEASE;
-
-
/*----------------------------------------------------------------*/
/* --Module Parameters */

@@ -108,10 +105,8 @@ module_param(wlan_watchdog, int, 0644);
MODULE_PARM_DESC(wlan_watchdog, "transmit timeout in milliseconds");

int wlan_wext_write = 1;
-#if WIRELESS_EXT > 12
module_param(wlan_wext_write, int, 0644);
MODULE_PARM_DESC(wlan_wext_write, "enable write wireless extensions");
-#endif

#ifdef WLAN_INCLUDE_DEBUG
int wlan_debug=0;
diff --git a/drivers/staging/wlan-ng/p80211netdev.c b/drivers/staging/wlan-ng/p80211netdev.c
index 2b3abba..40d0b78 100644
--- a/drivers/staging/wlan-ng/p80211netdev.c
+++ b/drivers/staging/wlan-ng/p80211netdev.c
@@ -79,9 +79,7 @@
#include <linux/ethtool.h>
#endif

-#if WIRELESS_EXT > 12
#include <net/iw_handler.h>
-#endif
#include <net/net_namespace.h>

/*================================================================*/
@@ -684,16 +682,6 @@ static int p80211knetdev_do_ioctl(netdevice_t *dev, struct ifreq *ifr, int cmd)

WLAN_LOG_DEBUG(2, "rx'd ioctl, cmd=%d, len=%d\n", cmd, req->len);

-#if WIRELESS_EXT < 13
- /* Is this a wireless extensions ioctl? */
- if ((cmd >= SIOCIWFIRST) && (cmd <= SIOCIWLAST)) {
- if ((result = p80211wext_support_ioctl(dev, ifr, cmd))
- != (-EOPNOTSUPP)) {
- goto bail;
- }
- }
-#endif
-
#ifdef SIOCETHTOOL
if (cmd == SIOCETHTOOL) {
result = p80211netdev_ethtool(wlandev, (void __user *) ifr->ifr_data);
@@ -907,13 +895,11 @@ int wlan_setup(wlandevice_t *wlandev)
dev->stop = p80211knetdev_stop;

#ifdef CONFIG_NET_WIRELESS
-#if ((WIRELESS_EXT < 17) && (WIRELESS_EXT < 21))
+#if (WIRELESS_EXT < 21)
dev->get_wireless_stats = p80211wext_get_wireless_stats;
#endif
-#if WIRELESS_EXT > 12
dev->wireless_handlers = &p80211wext_handler_def;
#endif
-#endif

netif_stop_queue(dev);
#ifdef HAVE_CHANGE_MTU
diff --git a/drivers/staging/wlan-ng/p80211netdev.h b/drivers/staging/wlan-ng/p80211netdev.h
index 12b8730..ddfcc98 100644
--- a/drivers/staging/wlan-ng/p80211netdev.h
+++ b/drivers/staging/wlan-ng/p80211netdev.h
@@ -153,12 +153,8 @@ typedef struct p80211_frmrx_t
struct iw_statistics* p80211wext_get_wireless_stats(netdevice_t *dev);
/* wireless extensions' ioctls */
int p80211wext_support_ioctl(netdevice_t *dev, struct ifreq *ifr, int cmd);
-#if WIRELESS_EXT > 12
extern struct iw_handler_def p80211wext_handler_def;
-#endif
-
int p80211wext_event_associated(struct wlandevice *wlandev, int assoc);
-
#endif /* wireless extensions */

/* WEP stuff */
diff --git a/drivers/staging/wlan-ng/p80211wext.c b/drivers/staging/wlan-ng/p80211wext.c
index c42cd7f..c1ab0f8 100644
--- a/drivers/staging/wlan-ng/p80211wext.c
+++ b/drivers/staging/wlan-ng/p80211wext.c
@@ -47,9 +47,7 @@
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/wireless.h>
-#if WIRELESS_EXT > 12
#include <net/iw_handler.h>
-#endif
#include <linux/if_arp.h>
#include <asm/bitops.h>
#include <asm/uaccess.h>
@@ -245,20 +243,14 @@ struct iw_statistics* p80211wext_get_wireless_stats (netdevice_t *dev)
wstats->qual.level = quality.level.data; /* instant signal level */
wstats->qual.noise = quality.noise.data; /* instant noise level */

-#if WIRELESS_EXT > 18
wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
-#else
- wstats->qual.updated = 7;
-#endif
wstats->discard.code = wlandev->rx.decrypt_err;
wstats->discard.nwid = 0;
wstats->discard.misc = 0;

-#if WIRELESS_EXT > 11
wstats->discard.fragment = 0; // incomplete fragments
wstats->discard.retries = 0; // tx retries.
wstats->miss.beacon = 0;
-#endif

DBFEXIT;

@@ -374,8 +366,6 @@ static int p80211wext_siwfreq(netdevice_t *dev,
return err;
}

-#if WIRELESS_EXT > 8
-
static int p80211wext_giwmode(netdevice_t *dev,
struct iw_request_info *info,
__u32 *mode, char *extra)
@@ -479,12 +469,9 @@ static int p80211wext_giwrange(netdevice_t *dev,
data->length = sizeof(*range);
memset(range,0,sizeof(*range));

-#if WIRELESS_EXT > 9
range->txpower_capa = IW_TXPOW_DBM;
// XXX what about min/max_pmp, min/max_pmt, etc.
-#endif

-#if WIRELESS_EXT > 10
range->we_version_compiled = WIRELESS_EXT;
range->we_version_source = 13;

@@ -492,16 +479,13 @@ static int p80211wext_giwrange(netdevice_t *dev,
range->retry_flags = IW_RETRY_LIMIT;
range->min_retry = 0;
range->max_retry = 255;
-#endif /* WIRELESS_EXT > 10 */

-#if WIRELESS_EXT > 16
range->event_capa[0] = (IW_EVENT_CAPA_K_0 | //mode/freq/ssid
IW_EVENT_CAPA_MASK(SIOCGIWAP) |
IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
range->event_capa[1] = IW_EVENT_CAPA_K_1; //encode
range->event_capa[4] = (IW_EVENT_CAPA_MASK(IWEVQUAL) |
IW_EVENT_CAPA_MASK(IWEVCUSTOM) );
-#endif

range->num_channels = NUM_CHANNELS;

@@ -543,7 +527,6 @@ static int p80211wext_giwrange(netdevice_t *dev,
DBFEXIT;
return 0;
}
-#endif

static int p80211wext_giwap(netdevice_t *dev,
struct iw_request_info *info,
@@ -561,7 +544,6 @@ static int p80211wext_giwap(netdevice_t *dev,
return 0;
}

-#if WIRELESS_EXT > 8
static int p80211wext_giwencode(netdevice_t *dev,
struct iw_request_info *info,
struct iw_point *erq, char *key)
@@ -1031,10 +1013,6 @@ static int p80211wext_siwfrag(netdevice_t *dev,
return err;
}

-#endif /* WIRELESS_EXT > 8 */
-
-#if WIRELESS_EXT > 10
-
#ifndef IW_RETRY_LONG
#define IW_RETRY_LONG IW_RETRY_MAX
#endif
@@ -1191,9 +1169,6 @@ static int p80211wext_siwretry(netdevice_t *dev,

}

-#endif /* WIRELESS_EXT > 10 */
-
-#if WIRELESS_EXT > 9
static int p80211wext_siwtxpow(netdevice_t *dev,
struct iw_request_info *info,
struct iw_param *rrq, char *extra)
@@ -1275,7 +1250,6 @@ static int p80211wext_giwtxpow(netdevice_t *dev,
DBFEXIT;
return err;
}
-#endif /* WIRELESS_EXT > 9 */

static int p80211wext_siwspy(netdevice_t *dev,
struct iw_request_info *info,
@@ -1373,7 +1347,6 @@ static int prism2_result2err (int prism2_result)
return err;
}

-#if WIRELESS_EXT > 13
static int p80211wext_siwscan(netdevice_t *dev,
struct iw_request_info *info,
struct iw_point *srq, char *extra)
@@ -1540,12 +1513,10 @@ static int p80211wext_giwscan(netdevice_t *dev,
DBFEXIT;
return err;
}
-#endif

/*****************************************************/
//extra wireless extensions stuff to support NetworkManager (I hope)

-#if WIRELESS_EXT > 17
/* SIOCSIWENCODEEXT */
static int p80211wext_set_encodeext(struct net_device *dev,
struct iw_request_info *info,
@@ -1763,26 +1734,6 @@ static int p80211_wext_get_iwauth (struct net_device *dev,
return result;
}

-
-#endif
-
-
-
-
-
-
-/*****************************************************/
-
-
-
-
-
-/*
-typedef int (*iw_handler)(netdevice_t *dev, struct iw_request_info *info,
- union iwreq_data *wrqu, char *extra);
-*/
-
-#if WIRELESS_EXT > 12
static iw_handler p80211wext_handlers[] = {
(iw_handler) p80211wext_siwcommit, /* SIOCSIWCOMMIT */
(iw_handler) p80211wext_giwname, /* SIOCGIWNAME */
@@ -1808,13 +1759,10 @@ static iw_handler p80211wext_handlers[] = {
(iw_handler) p80211wext_giwap, /* SIOCGIWAP */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* SIOCGIWAPLIST */
-#if WIRELESS_EXT > 13
- (iw_handler) p80211wext_siwscan, /* SIOCSIWSCAN */
- (iw_handler) p80211wext_giwscan, /* SIOCGIWSCAN */
-#else /* WIRELESS_EXT > 13 */
+ (iw_handler) p80211wext_siwscan, /* SIOCSIWSCAN */
+ (iw_handler) p80211wext_giwscan, /* SIOCGIWSCAN */
(iw_handler) NULL, /* null */ /* SIOCSIWSCAN */
(iw_handler) NULL, /* null */ /* SIOCGIWSCAN */
-#endif /* WIRELESS_EXT > 13 */
(iw_handler) p80211wext_siwessid, /* SIOCSIWESSID */
(iw_handler) p80211wext_giwessid, /* SIOCGIWESSID */
(iw_handler) NULL, /* SIOCSIWNICKN */
@@ -1835,9 +1783,7 @@ static iw_handler p80211wext_handlers[] = {
(iw_handler) p80211wext_giwencode, /* SIOCGIWENCODE */
(iw_handler) NULL, /* SIOCSIWPOWER */
(iw_handler) NULL, /* SIOCGIWPOWER */
-#if WIRELESS_EXT > 17
/* WPA operations */
-
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* SIOCSIWGENIE set generic IE */
@@ -1848,7 +1794,6 @@ static iw_handler p80211wext_handlers[] = {
(iw_handler) p80211wext_set_encodeext, /* SIOCSIWENCODEEXT set encoding token & mode */
(iw_handler) p80211wext_get_encodeext, /* SIOCGIWENCODEEXT get encoding token & mode */
(iw_handler) NULL, /* SIOCSIWPMKSA PMKSA cache operation */
-#endif
};

struct iw_handler_def p80211wext_handler_def = {
@@ -1858,168 +1803,15 @@ struct iw_handler_def p80211wext_handler_def = {
.standard = p80211wext_handlers,
.private = NULL,
.private_args = NULL,
-#if WIRELESS_EXT > 16
.get_wireless_stats = p80211wext_get_wireless_stats
-#endif
};

-#endif
-
-/* wireless extensions' ioctls */
-int p80211wext_support_ioctl(netdevice_t *dev, struct ifreq *ifr, int cmd)
-{
- wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
-
-#if WIRELESS_EXT < 13
- struct iwreq *iwr = (struct iwreq*)ifr;
-#endif
-
- p80211item_uint32_t mibitem;
- int err = 0;
-
- DBFENTER;
-
- mibitem.status = P80211ENUM_msgitem_status_data_ok;
-
- if ( wlandev->msdstate != WLAN_MSD_RUNNING ) {
- err = -ENODEV;
- goto exit;
- }
-
- WLAN_LOG_DEBUG(1, "Received wireless extension ioctl #%d.\n", cmd);
-
- switch (cmd) {
-#if WIRELESS_EXT < 13
- case SIOCSIWNAME: /* unused */
- err = (-EOPNOTSUPP);
- break;
- case SIOCGIWNAME: /* get name == wireless protocol */
- err = p80211wext_giwname(dev, NULL, (char *) &iwr->u, NULL);
- break;
- case SIOCSIWNWID:
- case SIOCGIWNWID:
- err = (-EOPNOTSUPP);
- break;
- case SIOCSIWFREQ: /* set channel */
- err = p80211wext_siwfreq(dev, NULL, &(iwr->u.freq), NULL);
- break;
- case SIOCGIWFREQ: /* get channel */
- err = p80211wext_giwfreq(dev, NULL, &(iwr->u.freq), NULL);
- break;
- case SIOCSIWRANGE:
- case SIOCSIWPRIV:
- case SIOCSIWAP: /* set access point MAC addresses (BSSID) */
- err = (-EOPNOTSUPP);
- break;
-
- case SIOCGIWAP: /* get access point MAC addresses (BSSID) */
- err = p80211wext_giwap(dev, NULL, &(iwr->u.ap_addr), NULL);
- break;
-
-#if WIRELESS_EXT > 8
- case SIOCSIWMODE: /* set operation mode */
- case SIOCSIWESSID: /* set SSID (network name) */
- case SIOCSIWRATE: /* set default bit rate (bps) */
- err = (-EOPNOTSUPP);
- break;
-
- case SIOCGIWMODE: /* get operation mode */
- err = p80211wext_giwmode(dev, NULL, &iwr->u.mode, NULL);
-
- break;
- case SIOCGIWNICKN: /* get node name/nickname */
- case SIOCGIWESSID: /* get SSID */
- if(iwr->u.essid.pointer) {
- char ssid[IW_ESSID_MAX_SIZE+1];
- memset(ssid, 0, sizeof(ssid));
-
- err = p80211wext_giwessid(dev, NULL, &iwr->u.essid, ssid);
- if(copy_to_user(iwr->u.essid.pointer, ssid, sizeof(ssid)))
- err = (-EFAULT);
- }
- break;
- case SIOCGIWRATE:
- err = p80211wext_giwrate(dev, NULL, &iwr->u.bitrate, NULL);
- break;
- case SIOCGIWRTS:
- err = p80211wext_giwrts(dev, NULL, &iwr->u.rts, NULL);
- break;
- case SIOCGIWFRAG:
- err = p80211wext_giwfrag(dev, NULL, &iwr->u.rts, NULL);
- break;
- case SIOCGIWENCODE:
- if (!capable(CAP_NET_ADMIN))
- err = -EPERM;
- else if (iwr->u.encoding.pointer) {
- char keybuf[MAX_KEYLEN];
- err = p80211wext_giwencode(dev, NULL,
- &iwr->u.encoding, keybuf);
- if (copy_to_user(iwr->u.encoding.pointer, keybuf,
- iwr->u.encoding.length))
- err = -EFAULT;
- }
- break;
- case SIOCGIWAPLIST:
- case SIOCSIWRTS:
- case SIOCSIWFRAG:
- case SIOCSIWSENS:
- case SIOCGIWSENS:
- case SIOCSIWNICKN: /* set node name/nickname */
- case SIOCSIWENCODE: /* set encoding token & mode */
- case SIOCSIWSPY:
- case SIOCGIWSPY:
- case SIOCSIWPOWER:
- case SIOCGIWPOWER:
- case SIOCGIWPRIV:
- err = (-EOPNOTSUPP);
- break;
- case SIOCGIWRANGE:
- if(iwr->u.data.pointer != NULL) {
- struct iw_range range;
- err = p80211wext_giwrange(dev, NULL, &iwr->u.data,
- (char *) &range);
- /* Push that up to the caller */
- if (copy_to_user(iwr->u.data.pointer, &range, sizeof(range)))
- err = -EFAULT;
- }
- break;
-#endif /* WIRELESS_EXT > 8 */
-#if WIRELESS_EXT > 9
- case SIOCSIWTXPOW:
- err = (-EOPNOTSUPP);
- break;
- case SIOCGIWTXPOW:
- err = p80211wext_giwtxpow(dev, NULL, &iwr->u.txpower, NULL);
- break;
-#endif /* WIRELESS_EXT > 9 */
-#if WIRELESS_EXT > 10
- case SIOCSIWRETRY:
- err = (-EOPNOTSUPP);
- break;
- case SIOCGIWRETRY:
- err = p80211wext_giwretry(dev, NULL, &iwr->u.retry, NULL);
- break;
-#endif /* WIRELESS_EXT > 10 */
-
-#endif /* WIRELESS_EXT <= 12 */
-
- default:
- err = (-EOPNOTSUPP);
- break;
- }
-
- exit:
- DBFEXIT;
- return (err);
-}
-
int p80211wext_event_associated(wlandevice_t *wlandev, int assoc)
{
union iwreq_data data;

DBFENTER;

-#if WIRELESS_EXT > 13
/* Send the association state first */
data.ap_addr.sa_family = ARPHRD_ETHER;
if (assoc) {
@@ -2034,7 +1826,7 @@ int p80211wext_event_associated(wlandevice_t *wlandev, int assoc)
if (!assoc) goto done;

// XXX send association data, like IEs, etc etc.
-#endif
+
done:
DBFEXIT;
return 0;
diff --git a/drivers/staging/wlan-ng/wlan_compat.h b/drivers/staging/wlan-ng/wlan_compat.h
index 610078d..3127754 100644
--- a/drivers/staging/wlan-ng/wlan_compat.h
+++ b/drivers/staging/wlan-ng/wlan_compat.h
@@ -134,11 +134,7 @@ typedef int64_t INT64;
#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
#endif

-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,8))
-# include <linux/hardirq.h>
-#else
-# include <asm/hardirq.h>
-#endif
+#include <linux/hardirq.h>

#define WLAN_LOG_ERROR(x,args...) printk(KERN_ERR "%s: " x , __func__ , ##args);

@@ -186,10 +182,6 @@ typedef int64_t INT64;
#define PT_REGS
#endif

-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,7))
-# define del_singleshot_timer_sync(a) del_timer_sync(a)
-#endif
-
#define CONFIG_NETLINK 1

#ifndef wait_event_interruptible_timeout
@@ -251,25 +243,8 @@ typedef struct net_device netdevice_t;
#define in_atomic() 0
#endif

-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,13))
#define URB_ASYNC_UNLINK 0
-#endif
-
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,7))
-#define URB_ASYNC_UNLINK USB_ASYNC_UNLINK
-#define usb_fill_bulk_urb FILL_BULK_URB
-#define usb_kill_urb usb_unlink_urb
-#else
#define USB_QUEUE_BULK 0
-#endif
-
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,11))
-typedef u32 pm_message_t;
-#endif
-
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9))
-#define eth_hdr(x) (x)->mac.ethernet
-#endif

#ifndef might_sleep
#define might_sleep(a) do { } while (0)
--
1.6.0.2

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