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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2005-04-08 11:45:39 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2005-04-08 11:45:39 +0000
commit61dbadef224797f80e2132460afd7c4bb73210ff (patch)
tree394eaedce077f57ee7042c57a5d4ec29c93ae1a0
parente8d897309949d4c2cc7a77ba0e6ca84f071fa6e9 (diff)
add SIOCGIWRANGE
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@578 3c298f89-4303-0410-b956-a3cf2f4a3e73
-rw-r--r--openwrt/package/openwrt/wlcompat.c67
1 files changed, 64 insertions, 3 deletions
diff --git a/openwrt/package/openwrt/wlcompat.c b/openwrt/package/openwrt/wlcompat.c
index 11757e542f..cce64e7c57 100644
--- a/openwrt/package/openwrt/wlcompat.c
+++ b/openwrt/package/openwrt/wlcompat.c
@@ -6,6 +6,7 @@
#include <linux/init.h>
#include <linux/if_arp.h>
#include <asm/uaccess.h>
+#include <linux/wireless.h>
#include <net/iw_handler.h>
#include <wlioctl.h>
@@ -14,6 +15,13 @@
static struct net_device *dev;
+/* The frequency of each channel in MHz */
+const long channel_frequency[] = {
+ 2412, 2417, 2422, 2427, 2432, 2437, 2442,
+ 2447, 2452, 2457, 2462, 2467, 2472, 2484
+};
+#define NUM_CHANNELS ( sizeof(channel_frequency) / sizeof(channel_frequency[0]) )
+
static int wl_ioctl(struct net_device *dev, int cmd, void *buf, int len)
{
mm_segment_t old_fs = get_fs();
@@ -31,12 +39,59 @@ static int wl_ioctl(struct net_device *dev, int cmd, void *buf, int len)
return ret;
}
+static int wlcompat_ioctl_getiwrange(struct net_device *dev,
+ char *extra)
+{
+ int i, k;
+ struct iw_range *range;
+
+ range = (struct iw_range *) extra;
+
+ range->we_version_compiled = WIRELESS_EXT;
+ range->we_version_source = WIRELESS_EXT;
+
+ range->min_nwid = range->max_nwid = 0;
+
+ range->num_channels = NUM_CHANNELS;
+ k = 0;
+ for (i = 0; i < NUM_CHANNELS; i++) {
+ range->freq[k].i = i + 1;
+ range->freq[k].m = channel_frequency[i] * 100000;
+ range->freq[k].e = 1;
+ k++;
+ if (k >= IW_MAX_FREQUENCIES)
+ break;
+ }
+ range->num_frequency = k;
+ range->sensitivity = 3;
+
+ /* nbd: don't know what this means, but other drivers set it this way */
+ range->pmp_flags = IW_POWER_PERIOD;
+ range->pmt_flags = IW_POWER_TIMEOUT;
+ range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_UNICAST_R;
+
+ range->min_rts = 0;
+ range->max_rts = 2347;
+ range->min_frag = 256;
+ range->max_frag = 2346;
+
+ range->min_pmp = 0;
+ range->max_pmp = 65535000;
+ range->min_pmt = 0;
+ range->max_pmt = 65535 * 1000;
+
+ range->txpower_capa = IW_TXPOW_MWATT;
+
+ return 0;
+}
static int wlcompat_ioctl(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu,
char *extra)
{
+ int err = 0;
+
switch (info->cmd) {
case SIOCGIWNAME:
strcpy(wrqu->name, "IEEE 802.11-DS");
@@ -88,12 +143,18 @@ static int wlcompat_ioctl(struct net_device *dev,
wrqu->data.flags = IW_ENCODE_DISABLED;
break;
}
+ case SIOCGIWRANGE:
+ {
+ err = wlcompat_ioctl_getiwrange(dev, extra);
+ break;
+ }
}
- return 0;
+
+ return err;
}
static const iw_handler wlcompat_handler[] = {
- NULL, /* SIOCSIWNAME */
+ NULL, /* SIOCSIWCOMMIT */
wlcompat_ioctl, /* SIOCGIWNAME */
NULL, /* SIOCSIWNWID */
NULL, /* SIOCGIWNWID */
@@ -104,7 +165,7 @@ static const iw_handler wlcompat_handler[] = {
NULL, /* SIOCSIWSENS */
NULL, /* SIOCGIWSENS */
NULL, /* SIOCSIWRANGE */
- NULL, /* SIOCGIWRANGE */
+ wlcompat_ioctl, /* SIOCGIWRANGE */
NULL, /* SIOCSIWPRIV */
NULL, /* SIOCGIWPRIV */
NULL, /* SIOCSIWSTATS */