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ath5k: Tweak power detector delays on RF5111/RF5112
* Tweak power detector delays on AR5111/AR5112 when using half/quarter modes. Signed-off-by: Nick Kossifidis <mickflemm@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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71ba1c3085
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1 changed files with 30 additions and 2 deletions
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@ -851,7 +851,23 @@ static int ath5k_hw_rfregs_init(struct ath5k_hw *ah,
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ath5k_hw_rfb_op(ah, rf_regs, ee->ee_xpd[ee_mode],
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AR5K_RF_PLO_SEL, true);
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/* TODO: Half/quarter channel support */
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/* Tweak power detectors for half/quarter rate support */
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if (ah->ah_bwmode == AR5K_BWMODE_5MHZ ||
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ah->ah_bwmode == AR5K_BWMODE_10MHZ) {
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u8 wait_i;
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ath5k_hw_rfb_op(ah, rf_regs, 0x1f,
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AR5K_RF_WAIT_S, true);
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wait_i = (ah->ah_bwmode == AR5K_BWMODE_5MHZ) ?
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0x1f : 0x10;
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ath5k_hw_rfb_op(ah, rf_regs, wait_i,
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AR5K_RF_WAIT_I, true);
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ath5k_hw_rfb_op(ah, rf_regs, 3,
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AR5K_RF_MAX_TIME, true);
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}
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}
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if (ah->ah_radio == AR5K_RF5112) {
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@ -949,8 +965,20 @@ static int ath5k_hw_rfregs_init(struct ath5k_hw *ah,
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ath5k_hw_rfb_op(ah, rf_regs, ee->ee_i_gain[ee_mode],
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AR5K_RF_GAIN_I, true);
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/* TODO: Half/quarter channel support */
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/* Tweak power detector for half/quarter rates */
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if (ah->ah_bwmode == AR5K_BWMODE_5MHZ ||
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ah->ah_bwmode == AR5K_BWMODE_10MHZ) {
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u8 pd_delay;
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pd_delay = (ah->ah_bwmode == AR5K_BWMODE_5MHZ) ?
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0xf : 0x8;
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ath5k_hw_rfb_op(ah, rf_regs, pd_delay,
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AR5K_RF_PD_PERIOD_A, true);
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ath5k_hw_rfb_op(ah, rf_regs, 0xf,
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AR5K_RF_PD_DELAY_A, true);
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}
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}
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if (ah->ah_radio == AR5K_RF5413 &&
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