diff options
author | Sujith Manoharan <c_manoha@qca.qualcomm.com> | 2013-09-02 13:59:03 +0530 |
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committer | John W. Linville <linville@tuxdriver.com> | 2013-09-26 15:13:28 -0400 |
commit | f96bd2ad2259dc5d94fddffe37c668017209712b (patch) | |
tree | 6856e81d536ba88f7997ca8b2d62a92f3b847600 /drivers/net/wireless/ath/ath9k/antenna.c | |
parent | 6ac2150927399ae0f6d34430145bddc761cbb1a0 (diff) | |
download | linux-f96bd2ad2259dc5d94fddffe37c668017209712b.tar.bz2 |
ath9k: Add support for AR9565 v1.0.1 LNA diversity
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/antenna.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/antenna.c | 36 |
1 files changed, 8 insertions, 28 deletions
diff --git a/drivers/net/wireless/ath/ath9k/antenna.c b/drivers/net/wireless/ath/ath9k/antenna.c index dd1cc73d7946..bd048cc69a33 100644 --- a/drivers/net/wireless/ath/ath9k/antenna.c +++ b/drivers/net/wireless/ath/ath9k/antenna.c @@ -332,7 +332,7 @@ static void ath_select_ant_div_from_quick_scan(struct ath_ant_comb *antcomb, } if (antcomb->rssi_lna2 > antcomb->rssi_lna1 + - ATH_ANT_DIV_COMB_LNA1_LNA2_SWITCH_DELTA) + div_ant_conf->lna1_lna2_switch_delta) div_ant_conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA2; else div_ant_conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; @@ -554,42 +554,22 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf, ant_conf->fast_div_bias = 0x1; break; case 0x10: /* LNA2 A-B */ - if ((antcomb->scan == 0) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) { - ant_conf->fast_div_bias = 0x3f; - } else { - ant_conf->fast_div_bias = 0x1; - } + ant_conf->fast_div_bias = 0x2; break; case 0x12: /* LNA2 LNA1 */ - ant_conf->fast_div_bias = 0x39; + ant_conf->fast_div_bias = 0x3f; break; case 0x13: /* LNA2 A+B */ - if ((antcomb->scan == 0) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) { - ant_conf->fast_div_bias = 0x3f; - } else { - ant_conf->fast_div_bias = 0x1; - } + ant_conf->fast_div_bias = 0x2; break; case 0x20: /* LNA1 A-B */ - if ((antcomb->scan == 0) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) { - ant_conf->fast_div_bias = 0x3f; - } else { - ant_conf->fast_div_bias = 0x4; - } + ant_conf->fast_div_bias = 0x3; break; case 0x21: /* LNA1 LNA2 */ - ant_conf->fast_div_bias = 0x6; + ant_conf->fast_div_bias = 0x3; break; case 0x23: /* LNA1 A+B */ - if ((antcomb->scan == 0) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) { - ant_conf->fast_div_bias = 0x3f; - } else { - ant_conf->fast_div_bias = 0x6; - } + ant_conf->fast_div_bias = 0x3; break; case 0x30: /* A+B A-B */ ant_conf->fast_div_bias = 0x1; @@ -638,7 +618,7 @@ static void ath_ant_try_scan(struct ath_ant_comb *antcomb, antcomb->rssi_sub = alt_rssi_avg; antcomb->scan = false; if (antcomb->rssi_lna2 > - (antcomb->rssi_lna1 + ATH_ANT_DIV_COMB_LNA1_LNA2_SWITCH_DELTA)) { + (antcomb->rssi_lna1 + conf->lna1_lna2_switch_delta)) { /* use LNA2 as main LNA */ if ((antcomb->rssi_add > antcomb->rssi_lna1) && (antcomb->rssi_add > antcomb->rssi_sub)) { |