diff options
| author | Bruno Randolf <br1@einfach.org> | 2011-01-19 18:20:36 +0900 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-01-21 15:34:18 -0500 |
| commit | 90c02d72ffbec3804f48c517ecfc72f9440a67b3 (patch) | |
| tree | db2b8d5f32d4c47ec00c4102a8044f644c2d2b4d /drivers/net/wireless/ath/ath5k/base.c | |
| parent | 7755bad9ffe56e0faacb13bc9484ccc0194aaa75 (diff) | |
| download | lwn-90c02d72ffbec3804f48c517ecfc72f9440a67b3.tar.gz lwn-90c02d72ffbec3804f48c517ecfc72f9440a67b3.zip | |
ath5k: Use mac80211 channel mapping function
Use mac80211 channel mapping function instead of own homegrown version.
Signed-off-by: Bruno Randolf <br1@einfach.org>
Acked-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath5k/base.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath5k/base.c | 23 |
1 files changed, 8 insertions, 15 deletions
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c index 019a74d533a6..c0177587856b 100644 --- a/drivers/net/wireless/ath/ath5k/base.c +++ b/drivers/net/wireless/ath/ath5k/base.c @@ -242,18 +242,6 @@ static int ath5k_reg_notifier(struct wiphy *wiphy, struct regulatory_request *re \********************/ /* - * Convert IEEE channel number to MHz frequency. - */ -static inline short -ath5k_ieee2mhz(short chan) -{ - if (chan <= 14 || chan >= 27) - return ieee80211chan2mhz(chan); - else - return 2212 + chan * 20; -} - -/* * Returns true for the channel numbers used without all_channels modparam. */ static bool ath5k_is_standard_channel(short chan) @@ -274,6 +262,7 @@ ath5k_copy_channels(struct ath5k_hw *ah, unsigned int max) { unsigned int i, count, size, chfreq, freq, ch; + enum ieee80211_band band; if (!test_bit(mode, ah->ah_modes)) return 0; @@ -283,11 +272,13 @@ ath5k_copy_channels(struct ath5k_hw *ah, /* 1..220, but 2GHz frequencies are filtered by check_channel */ size = 220 ; chfreq = CHANNEL_5GHZ; + band = IEEE80211_BAND_5GHZ; break; case AR5K_MODE_11B: case AR5K_MODE_11G: size = 26; chfreq = CHANNEL_2GHZ; + band = IEEE80211_BAND_2GHZ; break; default: ATH5K_WARN(ah->ah_sc, "bad mode, not copying channels\n"); @@ -296,7 +287,10 @@ ath5k_copy_channels(struct ath5k_hw *ah, for (i = 0, count = 0; i < size && max > 0; i++) { ch = i + 1 ; - freq = ath5k_ieee2mhz(ch); + freq = ieee80211_channel_to_frequency(ch, band); + + if (freq == 0) /* mapping failed - not a standard channel */ + continue; /* Check if channel is supported by the chipset */ if (!ath5k_channel_ok(ah, freq, chfreq)) @@ -307,8 +301,7 @@ ath5k_copy_channels(struct ath5k_hw *ah, /* Write channel info and increment counter */ channels[count].center_freq = freq; - channels[count].band = (chfreq == CHANNEL_2GHZ) ? - IEEE80211_BAND_2GHZ : IEEE80211_BAND_5GHZ; + channels[count].band = band; switch (mode) { case AR5K_MODE_11A: case AR5K_MODE_11G: |