diff options
| author | Sujith Manoharan <c_manoha@qualcomm.com> | 2012-09-16 06:36:08 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-09-24 22:59:11 +0400 |
| commit | 5317c9c3e9258b326c076d372e2eabf565d9a462 (patch) | |
| tree | 6de259f5ac5989d75e1120022ecda2c63266f6af /drivers/net/wireless/ath/ath9k/antenna.c | |
| parent | 9b460d77e715b5b774ff927a1925b80b483283b1 (diff) | |
| download | linux-5317c9c3e9258b326c076d372e2eabf565d9a462.tar.xz | |
ath9k_hw: Add antenna diversity group for AR9565
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 | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/antenna.c b/drivers/net/wireless/ath/ath9k/antenna.c index eb61c6bc480e..8eb274f16861 100644 --- a/drivers/net/wireless/ath/ath9k/antenna.c +++ b/drivers/net/wireless/ath/ath9k/antenna.c @@ -475,6 +475,68 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf, default: break; } + } else if (ant_conf->div_group == 3) { + switch ((ant_conf->main_lna_conf << 4) | + ant_conf->alt_lna_conf) { + case 0x01: /* A-B LNA2 */ + ant_conf->fast_div_bias = 0x1; + break; + case 0x02: /* A-B LNA1 */ + ant_conf->fast_div_bias = 0x39; + break; + case 0x03: /* A-B A+B */ + 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; + } + break; + case 0x12: /* LNA2 LNA1 */ + ant_conf->fast_div_bias = 0x39; + 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; + } + 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; + } + break; + case 0x21: /* LNA1 LNA2 */ + ant_conf->fast_div_bias = 0x6; + 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; + } + break; + case 0x30: /* A+B A-B */ + ant_conf->fast_div_bias = 0x1; + break; + case 0x31: /* A+B LNA2 */ + ant_conf->fast_div_bias = 0x6; + break; + case 0x32: /* A+B LNA1 */ + ant_conf->fast_div_bias = 0x1; + break; + default: + break; + } } } |