diff options
| author | Wey-Yi Guy <wey-yi.w.guy@intel.com> | 2010-07-31 08:52:03 -0700 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-08-24 16:32:01 -0400 |
| commit | b1a78858c4579d678444c007617292ccf6f7a315 (patch) | |
| tree | 2b9189cd3c7cff3c90c29892f3211f14521ae933 | |
| parent | 948f5a2f08cb782adf3c5bb92abc6dbec2b4275f (diff) | |
iwlagn: adjust starting action for rate scale
During rate scale, reset starting action after making action adjustment
to avoid the possibility of break out of loop too early.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn-rs.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c index 7c4deee4c527..4d5738dfc7eb 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c @@ -1265,7 +1265,7 @@ static int rs_move_legacy_other(struct iwl_priv *priv, struct iwl_rate_scale_data *window = &(tbl->win[index]); u32 sz = (sizeof(struct iwl_scale_tbl_info) - (sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT)); - u8 start_action = tbl->action; + u8 start_action; u8 valid_tx_ant = priv->hw_params.valid_tx_ant; u8 tx_chains_num = priv->hw_params.tx_chains_num; int ret = 0; @@ -1277,6 +1277,7 @@ static int rs_move_legacy_other(struct iwl_priv *priv, else if (iwl_tx_ant_restriction(priv) == IWL_ANT_OK_SINGLE && tbl->action > IWL_LEGACY_SWITCH_SISO) tbl->action = IWL_LEGACY_SWITCH_SISO; + start_action = tbl->action; for (; ;) { lq_sta->action_counter++; switch (tbl->action) { @@ -1403,7 +1404,7 @@ static int rs_move_siso_to_other(struct iwl_priv *priv, struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap; u32 sz = (sizeof(struct iwl_scale_tbl_info) - (sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT)); - u8 start_action = tbl->action; + u8 start_action; u8 valid_tx_ant = priv->hw_params.valid_tx_ant; u8 tx_chains_num = priv->hw_params.tx_chains_num; u8 update_search_tbl_counter = 0; @@ -1414,6 +1415,7 @@ static int rs_move_siso_to_other(struct iwl_priv *priv, /* stay in SISO */ tbl->action = IWL_SISO_SWITCH_ANTENNA1; } + start_action = tbl->action; for (;;) { lq_sta->action_counter++; switch (tbl->action) { @@ -1541,7 +1543,7 @@ static int rs_move_mimo2_to_other(struct iwl_priv *priv, struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap; u32 sz = (sizeof(struct iwl_scale_tbl_info) - (sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT)); - u8 start_action = tbl->action; + u8 start_action; u8 valid_tx_ant = priv->hw_params.valid_tx_ant; u8 tx_chains_num = priv->hw_params.tx_chains_num; u8 update_search_tbl_counter = 0; @@ -1553,6 +1555,7 @@ static int rs_move_mimo2_to_other(struct iwl_priv *priv, /* switch in SISO */ tbl->action = IWL_MIMO2_SWITCH_SISO_A; } + start_action = tbl->action; for (;;) { lq_sta->action_counter++; switch (tbl->action) { @@ -1682,7 +1685,7 @@ static int rs_move_mimo3_to_other(struct iwl_priv *priv, struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap; u32 sz = (sizeof(struct iwl_scale_tbl_info) - (sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT)); - u8 start_action = tbl->action; + u8 start_action; u8 valid_tx_ant = priv->hw_params.valid_tx_ant; u8 tx_chains_num = priv->hw_params.tx_chains_num; int ret; @@ -1694,6 +1697,7 @@ static int rs_move_mimo3_to_other(struct iwl_priv *priv, /* switch in SISO */ tbl->action = IWL_MIMO3_SWITCH_SISO_A; } + start_action = tbl->action; for (;;) { lq_sta->action_counter++; switch (tbl->action) { |