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iwlagn: adjust starting action for rate scale

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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>
This commit is contained in:
Wey-Yi Guy 2010-07-31 08:52:03 -07:00 committed by John W. Linville
parent 948f5a2f08
commit b1a78858c4
1 changed files with 8 additions and 4 deletions
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12
drivers/net/wireless/iwlwifi/iwl-agn-rs.c
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@ -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) {