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yaml
---
r: 255898
b: refs/heads/master
c: e7ef5bc
h: refs/heads/master
v: v3
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Gabor Juhos authored and John W. Linville committed Jun 22, 2011
1 parent 5a024d1 commit d2e4100
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2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 223c5a87851369de99fa6e6f22c443ed08a0332b
refs/heads/master: e7ef5bc079672058dcb791a378dc3beb134bd84e
83 changes: 83 additions & 0 deletions trunk/drivers/net/wireless/ath/ath9k/recv.c
Original file line number Diff line number Diff line change
Expand Up @@ -1364,6 +1364,89 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf,
default:
break;
}
} else if (ant_conf->div_group == 1) {
/* Adjust the fast_div_bias based on main and alt_lna_conf */
switch ((ant_conf->main_lna_conf << 4) |
ant_conf->alt_lna_conf) {
case 0x01: /* A-B LNA2 */
ant_conf->fast_div_bias = 0x1;
ant_conf->main_gaintb = 0;
ant_conf->alt_gaintb = 0;
break;
case 0x02: /* A-B LNA1 */
ant_conf->fast_div_bias = 0x1;
ant_conf->main_gaintb = 0;
ant_conf->alt_gaintb = 0;
break;
case 0x03: /* A-B A+B */
ant_conf->fast_div_bias = 0x1;
ant_conf->main_gaintb = 0;
ant_conf->alt_gaintb = 0;
break;
case 0x10: /* LNA2 A-B */
if (!(antcomb->scan) &&
(alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO))
ant_conf->fast_div_bias = 0x3f;
else
ant_conf->fast_div_bias = 0x1;
ant_conf->main_gaintb = 0;
ant_conf->alt_gaintb = 0;
break;
case 0x12: /* LNA2 LNA1 */
ant_conf->fast_div_bias = 0x1;
ant_conf->main_gaintb = 0;
ant_conf->alt_gaintb = 0;
break;
case 0x13: /* LNA2 A+B */
if (!(antcomb->scan) &&
(alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO))
ant_conf->fast_div_bias = 0x3f;
else
ant_conf->fast_div_bias = 0x1;
ant_conf->main_gaintb = 0;
ant_conf->alt_gaintb = 0;
break;
case 0x20: /* LNA1 A-B */
if (!(antcomb->scan) &&
(alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO))
ant_conf->fast_div_bias = 0x3f;
else
ant_conf->fast_div_bias = 0x1;
ant_conf->main_gaintb = 0;
ant_conf->alt_gaintb = 0;
break;
case 0x21: /* LNA1 LNA2 */
ant_conf->fast_div_bias = 0x1;
ant_conf->main_gaintb = 0;
ant_conf->alt_gaintb = 0;
break;
case 0x23: /* LNA1 A+B */
if (!(antcomb->scan) &&
(alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO))
ant_conf->fast_div_bias = 0x3f;
else
ant_conf->fast_div_bias = 0x1;
ant_conf->main_gaintb = 0;
ant_conf->alt_gaintb = 0;
break;
case 0x30: /* A+B A-B */
ant_conf->fast_div_bias = 0x1;
ant_conf->main_gaintb = 0;
ant_conf->alt_gaintb = 0;
break;
case 0x31: /* A+B LNA2 */
ant_conf->fast_div_bias = 0x1;
ant_conf->main_gaintb = 0;
ant_conf->alt_gaintb = 0;
break;
case 0x32: /* A+B LNA1 */
ant_conf->fast_div_bias = 0x1;
ant_conf->main_gaintb = 0;
ant_conf->alt_gaintb = 0;
break;
default:
break;
}
} else if (ant_conf->div_group == 2) {
/* Adjust the fast_div_bias based on main and alt_lna_conf */
switch ((ant_conf->main_lna_conf << 4) |
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