diff options
author | Vasanthakumar Thiagarajan <vasanth@atheros.com> | 2009-07-15 04:14:13 +0400 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2009-07-24 23:05:17 +0400 |
commit | 922bac602255d4557c289cabba7857c5be332d34 (patch) | |
tree | c005286e01d8b2aa3849bdd5264d3b7ca795105a /drivers/net/wireless/ath/ath9k/rc.c | |
parent | c41304653e120749dae8b04332b92ffb5f4dbbfd (diff) | |
download | linux-922bac602255d4557c289cabba7857c5be332d34.tar.xz |
ath9k: Nuke struct ath_tx_ratectrl_state
Move its only member (u8 per) to struct ath_rate_priv.
Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/rc.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/rc.c | 50 |
1 files changed, 25 insertions, 25 deletions
diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c index a97dd7b6b706..a07efa22551e 100644 --- a/drivers/net/wireless/ath/ath9k/rc.c +++ b/drivers/net/wireless/ath/ath9k/rc.c @@ -636,7 +636,7 @@ static u8 ath_rc_get_highest_rix(struct ath_softc *sc, * 10-15 and we would be worse off then staying * at the current rate. */ - per_thres = ath_rc_priv->state[rate].per; + per_thres = ath_rc_priv->per[rate]; if (per_thres < 12) per_thres = 12; @@ -881,13 +881,13 @@ static bool ath_rc_update_per(struct ath_softc *sc, 100 * 9 / 10 }; - last_per = ath_rc_priv->state[tx_rate].per; + last_per = ath_rc_priv->per[tx_rate]; if (xretries) { if (xretries == 1) { - ath_rc_priv->state[tx_rate].per += 30; - if (ath_rc_priv->state[tx_rate].per > 100) - ath_rc_priv->state[tx_rate].per = 100; + ath_rc_priv->per[tx_rate] += 30; + if (ath_rc_priv->per[tx_rate] > 100) + ath_rc_priv->per[tx_rate] = 100; } else { /* xretries == 2 */ count = ARRAY_SIZE(nretry_to_per_lookup); @@ -895,7 +895,7 @@ static bool ath_rc_update_per(struct ath_softc *sc, retries = count - 1; /* new_PER = 7/8*old_PER + 1/8*(currentPER) */ - ath_rc_priv->state[tx_rate].per = + ath_rc_priv->per[tx_rate] = (u8)(last_per - (last_per >> 3) + (100 >> 3)); } @@ -931,10 +931,10 @@ static bool ath_rc_update_per(struct ath_softc *sc, n_frames = tx_info_priv->n_frames * (retries + 1); cur_per = (100 * n_bad_frames / n_frames) >> 3; new_per = (u8)(last_per - (last_per >> 3) + cur_per); - ath_rc_priv->state[tx_rate].per = new_per; + ath_rc_priv->per[tx_rate] = new_per; } } else { - ath_rc_priv->state[tx_rate].per = + ath_rc_priv->per[tx_rate] = (u8)(last_per - (last_per >> 3) + (nretry_to_per_lookup[retries] >> 3)); } @@ -962,8 +962,8 @@ static bool ath_rc_update_per(struct ath_softc *sc, ath_rc_priv->probe_rate; probe_rate = ath_rc_priv->probe_rate; - if (ath_rc_priv->state[probe_rate].per > 30) - ath_rc_priv->state[probe_rate].per = 20; + if (ath_rc_priv->per[probe_rate] > 30) + ath_rc_priv->per[probe_rate] = 20; ath_rc_priv->probe_rate = 0; @@ -1018,7 +1018,7 @@ static void ath_rc_update_ht(struct ath_softc *sc, if ((tx_rate < 0) || (tx_rate > rate_table->rate_cnt)) return; - last_per = ath_rc_priv->state[tx_rate].per; + last_per = ath_rc_priv->per[tx_rate]; /* Update PER first */ state_change = ath_rc_update_per(sc, rate_table, ath_rc_priv, @@ -1029,7 +1029,7 @@ static void ath_rc_update_ht(struct ath_softc *sc, * If this rate looks bad (high PER) then stop using it for * a while (except if we are probing). */ - if (ath_rc_priv->state[tx_rate].per >= 55 && tx_rate > 0 && + if (ath_rc_priv->per[tx_rate] >= 55 && tx_rate > 0 && rate_table->info[tx_rate].ratekbps <= rate_table->info[ath_rc_priv->rate_max_phy].ratekbps) { ath_rc_get_lower_rix(rate_table, ath_rc_priv, @@ -1041,26 +1041,26 @@ static void ath_rc_update_ht(struct ath_softc *sc, /* Make sure the rates below this have lower PER */ /* Monotonicity is kept only for rates below the current rate. */ - if (ath_rc_priv->state[tx_rate].per < last_per) { + if (ath_rc_priv->per[tx_rate] < last_per) { for (rate = tx_rate - 1; rate >= 0; rate--) { if (rate_table->info[rate].phy != rate_table->info[tx_rate].phy) break; - if (ath_rc_priv->state[rate].per > - ath_rc_priv->state[rate+1].per) { - ath_rc_priv->state[rate].per = - ath_rc_priv->state[rate+1].per; + if (ath_rc_priv->per[rate] > + ath_rc_priv->per[rate+1]) { + ath_rc_priv->per[rate] = + ath_rc_priv->per[rate+1]; } } } /* Maintain monotonicity for rates above the current rate */ for (rate = tx_rate; rate < size - 1; rate++) { - if (ath_rc_priv->state[rate+1].per < - ath_rc_priv->state[rate].per) - ath_rc_priv->state[rate+1].per = - ath_rc_priv->state[rate].per; + if (ath_rc_priv->per[rate+1] < + ath_rc_priv->per[rate]) + ath_rc_priv->per[rate+1] = + ath_rc_priv->per[rate]; } /* Every so often, we reduce the thresholds @@ -1068,15 +1068,15 @@ static void ath_rc_update_ht(struct ath_softc *sc, if (now_msec - ath_rc_priv->per_down_time >= rate_table->probe_interval) { for (rate = 0; rate < size; rate++) { - ath_rc_priv->state[rate].per = - 7 * ath_rc_priv->state[rate].per / 8; + ath_rc_priv->per[rate] = + 7 * ath_rc_priv->per[rate] / 8; } ath_rc_priv->per_down_time = now_msec; } ath_debug_stat_retries(sc, tx_rate, xretries, retries, - ath_rc_priv->state[tx_rate].per); + ath_rc_priv->per[tx_rate]); } @@ -1213,7 +1213,7 @@ static void ath_rc_init(struct ath_softc *sc, /* Initialize thresholds according to the global rate table */ for (i = 0 ; i < ath_rc_priv->rate_table_size; i++) { - ath_rc_priv->state[i].per = 0; + ath_rc_priv->per[i] = 0; } /* Determine the valid rates */ |