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authorLarry Finger <Larry.Finger@lwfinger.net>2007-02-13 19:58:03 -0500
committerJohn W. Linville <linville@tuxdriver.com>2007-02-14 15:45:05 -0500
commitbb52a653eaef4aee877b2fa36de8699926f788bd (patch)
tree7cbe728f22ea6c45d675f14ca1fbfccd4b568ddc /net/ieee80211/softmac/ieee80211softmac_module.c
parenta5d79d1e4fa58e12a37c91963fc071d811d2cffd (diff)
[PATCH] ieee80211softmac: Fix setting of initial transmit rates
There is a bug in ieee80211softmac that always sets the user rate to 11Mbs, no matter the capabilities of the device. This bug was probably beneficial as long as the bcm43xx cards were rate limited; however, most are now capable of relatively high speeds. This patch fixes that bug and eliminates an assert that is no longer needed. Once the cards are capable of full OFDM speeds, the 24 Mbs rate will be changed to 54 Mbs. Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/ieee80211/softmac/ieee80211softmac_module.c')
-rw-r--r--net/ieee80211/softmac/ieee80211softmac_module.c13
1 files changed, 3 insertions, 10 deletions
diff --git a/net/ieee80211/softmac/ieee80211softmac_module.c b/net/ieee80211/softmac/ieee80211softmac_module.c
index 256207b71dc9..770a068b298b 100644
--- a/net/ieee80211/softmac/ieee80211softmac_module.c
+++ b/net/ieee80211/softmac/ieee80211softmac_module.c
@@ -265,17 +265,10 @@ void ieee80211softmac_init_bss(struct ieee80211softmac_device *mac)
265 /* Change the default txrate to the highest possible value. 265 /* Change the default txrate to the highest possible value.
266 * The txrate machine will lower it, if it is too high. 266 * The txrate machine will lower it, if it is too high.
267 */ 267 */
268 /* FIXME: We don't correctly handle backing down to lower 268 if (ieee->modulation & IEEE80211_OFDM_MODULATION)
269 rates, so 801.11g devices start off at 11M for now. People 269 txrates->user_rate = IEEE80211_OFDM_RATE_24MB;
270 can manually change it if they really need to, but 11M is 270 else
271 more reliable. Note similar logic in
272 ieee80211softmac_wx_set_rate() */
273 if (ieee->modulation & IEEE80211_CCK_MODULATION) {
274 txrates->user_rate = IEEE80211_CCK_RATE_11MB; 271 txrates->user_rate = IEEE80211_CCK_RATE_11MB;
275 } else if (ieee->modulation & IEEE80211_OFDM_MODULATION) {
276 txrates->user_rate = IEEE80211_OFDM_RATE_54MB;
277 } else
278 assert(0);
279 272
280 txrates->default_rate = IEEE80211_CCK_RATE_1MB; 273 txrates->default_rate = IEEE80211_CCK_RATE_1MB;
281 change |= IEEE80211SOFTMAC_TXRATECHG_DEFAULT; 274 change |= IEEE80211SOFTMAC_TXRATECHG_DEFAULT;