diff options
| author | Daniel Drake <dsd@gentoo.org> | 2006-07-19 00:34:56 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2006-07-28 00:17:28 +0400 |
| commit | d7712ac254a4ae2e9c927e29e37b8c7ac334e6ad (patch) | |
| tree | 99b5aef9dcb65cf96c6ac97063bb25d17d3e0649 | |
| parent | 5acd0c4153be25269d7cb9a4b09fd6db571c5cc1 (diff) | |
| download | linux-d7712ac254a4ae2e9c927e29e37b8c7ac334e6ad.tar.xz | |
[PATCH] softmac: export highest_supported_rate function
zd1211 needs this functionality, no point duplicating it.
Signed-off-by: Daniel Drake <dsd@gentoo.org>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | include/net/ieee80211softmac.h | 8 | ||||
| -rw-r--r-- | net/ieee80211/softmac/ieee80211softmac_module.c | 16 |
2 files changed, 13 insertions, 11 deletions
diff --git a/include/net/ieee80211softmac.h b/include/net/ieee80211softmac.h index c27d03433c21..425b3a57ac74 100644 --- a/include/net/ieee80211softmac.h +++ b/include/net/ieee80211softmac.h @@ -279,6 +279,14 @@ extern void ieee80211softmac_fragment_lost(struct net_device *dev, * Note that the rates need to be sorted. */ extern void ieee80211softmac_set_rates(struct net_device *dev, u8 count, u8 *rates); +/* Finds the highest rate which is: + * 1. Present in ri (optionally a basic rate) + * 2. Supported by the device + * 3. Less than or equal to the user-defined rate + */ +extern u8 ieee80211softmac_highest_supported_rate(struct ieee80211softmac_device *mac, + struct ieee80211softmac_ratesinfo *ri, int basic_only); + /* Helper function which advises you the rate at which a frame should be * transmitted at. */ static inline u8 ieee80211softmac_suggest_txrate(struct ieee80211softmac_device *mac, diff --git a/net/ieee80211/softmac/ieee80211softmac_module.c b/net/ieee80211/softmac/ieee80211softmac_module.c index c275646b2269..addea1cf73ae 100644 --- a/net/ieee80211/softmac/ieee80211softmac_module.c +++ b/net/ieee80211/softmac/ieee80211softmac_module.c @@ -179,21 +179,14 @@ int ieee80211softmac_ratesinfo_rate_supported(struct ieee80211softmac_ratesinfo return 0; } -/* Finds the highest rate which is: - * 1. Present in ri (optionally a basic rate) - * 2. Supported by the device - * 3. Less than or equal to the user-defined rate - */ -static u8 highest_supported_rate(struct ieee80211softmac_device *mac, +u8 ieee80211softmac_highest_supported_rate(struct ieee80211softmac_device *mac, struct ieee80211softmac_ratesinfo *ri, int basic_only) { u8 user_rate = mac->txrates.user_rate; int i; - if (ri->count == 0) { - dprintk(KERN_ERR PFX "empty ratesinfo?\n"); + if (ri->count == 0) return IEEE80211_CCK_RATE_1MB; - } for (i = ri->count - 1; i >= 0; i--) { u8 rate = ri->rates[i]; @@ -209,6 +202,7 @@ static u8 highest_supported_rate(struct ieee80211softmac_device *mac, /* If we haven't found a suitable rate by now, just trust the user */ return user_rate; } +EXPORT_SYMBOL_GPL(ieee80211softmac_highest_supported_rate); void ieee80211softmac_process_erp(struct ieee80211softmac_device *mac, u8 erp_value) @@ -244,13 +238,13 @@ void ieee80211softmac_recalc_txrates(struct ieee80211softmac_device *mac) u32 change = 0; change |= IEEE80211SOFTMAC_TXRATECHG_DEFAULT; - txrates->default_rate = highest_supported_rate(mac, &mac->bssinfo.supported_rates, 0); + txrates->default_rate = ieee80211softmac_highest_supported_rate(mac, &mac->bssinfo.supported_rates, 0); change |= IEEE80211SOFTMAC_TXRATECHG_DEFAULT_FBACK; txrates->default_fallback = lower_rate(mac, txrates->default_rate); change |= IEEE80211SOFTMAC_TXRATECHG_MCAST; - txrates->mcast_rate = highest_supported_rate(mac, &mac->bssinfo.supported_rates, 1); + txrates->mcast_rate = ieee80211softmac_highest_supported_rate(mac, &mac->bssinfo.supported_rates, 1); if (mac->txrates_change) mac->txrates_change(mac->dev, change); |