openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

ath9k_htc: Setup 5GHz channels 

AR7010 is dual-band. Setup the channels and rateset
for 5GHz band.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sujith 2010-06-02 15:53:50 +05:30 committed by John W. Linville
parent 29d9075e1c
commit ea46e644e8
2 changed files with 56 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

55
drivers/net/wireless/ath/ath9k/htc_drv_init.c
View File

@ -34,6 +34,13 @@ MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption");
.max_power = 20, \
}
#define CHAN5G(_freq, _idx) { \
.band = IEEE80211_BAND_5GHZ, \
.center_freq = (_freq), \
.hw_value = (_idx), \
.max_power = 20, \
}
static struct ieee80211_channel ath9k_2ghz_channels[] = {
CHAN2G(2412, 0), /* Channel 1 */
CHAN2G(2417, 1), /* Channel 2 */
@ -51,6 +58,37 @@ static struct ieee80211_channel ath9k_2ghz_channels[] = {
CHAN2G(2484, 13), /* Channel 14 */
};
static struct ieee80211_channel ath9k_5ghz_channels[] = {
/* _We_ call this UNII 1 */
CHAN5G(5180, 14), /* Channel 36 */
CHAN5G(5200, 15), /* Channel 40 */
CHAN5G(5220, 16), /* Channel 44 */
CHAN5G(5240, 17), /* Channel 48 */
/* _We_ call this UNII 2 */
CHAN5G(5260, 18), /* Channel 52 */
CHAN5G(5280, 19), /* Channel 56 */
CHAN5G(5300, 20), /* Channel 60 */
CHAN5G(5320, 21), /* Channel 64 */
/* _We_ call this "Middle band" */
CHAN5G(5500, 22), /* Channel 100 */
CHAN5G(5520, 23), /* Channel 104 */
CHAN5G(5540, 24), /* Channel 108 */
CHAN5G(5560, 25), /* Channel 112 */
CHAN5G(5580, 26), /* Channel 116 */
CHAN5G(5600, 27), /* Channel 120 */
CHAN5G(5620, 28), /* Channel 124 */
CHAN5G(5640, 29), /* Channel 128 */
CHAN5G(5660, 30), /* Channel 132 */
CHAN5G(5680, 31), /* Channel 136 */
CHAN5G(5700, 32), /* Channel 140 */
/* _We_ call this UNII 3 */
CHAN5G(5745, 33), /* Channel 149 */
CHAN5G(5765, 34), /* Channel 153 */
CHAN5G(5785, 35), /* Channel 157 */
CHAN5G(5805, 36), /* Channel 161 */
CHAN5G(5825, 37), /* Channel 165 */
};
/* Atheros hardware rate code addition for short premble */
#define SHPCHECK(__hw_rate, __flags) \
((__flags & IEEE80211_RATE_SHORT_PREAMBLE) ? (__hw_rate | 0x04) : 0)
@ -552,6 +590,17 @@ static void ath9k_init_channels_rates(struct ath9k_htc_priv *priv)
priv->sbands[IEEE80211_BAND_2GHZ].n_bitrates =
ARRAY_SIZE(ath9k_legacy_rates);
}
if (test_bit(ATH9K_MODE_11A, priv->ah->caps.wireless_modes)) {
priv->sbands[IEEE80211_BAND_5GHZ].channels = ath9k_5ghz_channels;
priv->sbands[IEEE80211_BAND_5GHZ].band = IEEE80211_BAND_5GHZ;
priv->sbands[IEEE80211_BAND_5GHZ].n_channels =
ARRAY_SIZE(ath9k_5ghz_channels);
priv->sbands[IEEE80211_BAND_5GHZ].bitrates =
ath9k_legacy_rates + 4;
priv->sbands[IEEE80211_BAND_5GHZ].n_bitrates =
ARRAY_SIZE(ath9k_legacy_rates) - 4;
}
}
static void ath9k_init_misc(struct ath9k_htc_priv *priv)
@ -683,11 +732,17 @@ static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv,
if (test_bit(ATH9K_MODE_11G, priv->ah->caps.wireless_modes))
hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
&priv->sbands[IEEE80211_BAND_2GHZ];
if (test_bit(ATH9K_MODE_11A, priv->ah->caps.wireless_modes))
hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
&priv->sbands[IEEE80211_BAND_5GHZ];
if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
if (test_bit(ATH9K_MODE_11G, priv->ah->caps.wireless_modes))
setup_ht_cap(priv,
&priv->sbands[IEEE80211_BAND_2GHZ].ht_cap);
if (test_bit(ATH9K_MODE_11A, priv->ah->caps.wireless_modes))
setup_ht_cap(priv,
&priv->sbands[IEEE80211_BAND_5GHZ].ht_cap);
}
SET_IEEE80211_PERM_ADDR(hw, common->macaddr);

3
drivers/net/wireless/ath/ath9k/htc_drv_main.c
View File

@ -343,8 +343,7 @@ static void ath9k_htc_setup_rate(struct ath9k_htc_priv *priv,
u32 caps = 0;
int i, j;
/* Only 2GHz is supported */
sband = priv->hw->wiphy->bands[IEEE80211_BAND_2GHZ];
sband = priv->hw->wiphy->bands[priv->hw->conf.channel->band];
for (i = 0, j = 0; i < sband->n_bitrates; i++) {
if (sta->supp_rates[sband->band] & BIT(i)) {