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authorZhu Yi <yi.zhu@intel.com>2007-09-27 11:27:41 +0800
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-10 16:53:26 -0700
commit1b696de23bb21b89f4a4c4fd6b12e26fe2cc4a37 (patch)
treeeb24b5e215b77bf926f76869cc2f8431c67250d7 /drivers/net/wireless/iwlwifi/iwl-4965-rs.c
parent02dede04f280a2ea249025414ddb4b1da1fca770 (diff)
[PATCH] iwlwifi: rs_rate_scale_perform clean up
This patch cleans up rs_rate_scale_perform function. It removes dead code, shortens variable names and removes useless return i.e. function now returns void. Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-4965-rs.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-4965-rs.c27
1 files changed, 11 insertions, 16 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965-rs.c b/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
index bad746613f5..c4b8ca12849 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
@@ -131,7 +131,7 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
struct net_device *dev,
struct ieee80211_hdr *hdr,
struct sta_info *sta);
-static int rs_fill_link_cmd(struct iwl_rate_scale_priv *lq_data,
+static void rs_fill_link_cmd(struct iwl_rate_scale_priv *lq_data,
struct iwl_rate *tx_mcs,
struct iwl_link_quality_cmd *tbl);
@@ -1873,16 +1873,15 @@ static void rs_rate_init(void *priv_rate, void *priv_sta,
rs_initialize_lq(priv, sta);
}
-static int rs_fill_link_cmd(struct iwl_rate_scale_priv *lq_data,
+static void rs_fill_link_cmd(struct iwl_rate_scale_priv *lq_data,
struct iwl_rate *tx_mcs,
struct iwl_link_quality_cmd *lq_cmd)
{
int index = 0;
- int rc = 0;
int rate_idx;
+ int repeat_rate = 0;
u8 ant_toggle_count = 0;
u8 use_ht_possible = 1;
- u8 repeat_cur_rate = 0;
struct iwl_rate new_rate;
struct iwl_scale_tbl_info tbl_type = { 0 };
@@ -1891,9 +1890,9 @@ static int rs_fill_link_cmd(struct iwl_rate_scale_priv *lq_data,
if (is_legacy(tbl_type.lq_type)) {
ant_toggle_count = 1;
- repeat_cur_rate = IWL_NUMBER_TRY;
+ repeat_rate = IWL_NUMBER_TRY;
} else
- repeat_cur_rate = IWL_HT_NUMBER_TRY;
+ repeat_rate = IWL_HT_NUMBER_TRY;
lq_cmd->general_params.mimo_delimiter =
is_mimo(tbl_type.lq_type) ? 1 : 0;
@@ -1907,10 +1906,10 @@ static int rs_fill_link_cmd(struct iwl_rate_scale_priv *lq_data,
lq_cmd->general_params.single_stream_ant_msk = 2;
index++;
- repeat_cur_rate--;
+ repeat_rate--;
while (index < LINK_QUAL_MAX_RETRY_NUM) {
- while (repeat_cur_rate && (index < LINK_QUAL_MAX_RETRY_NUM)) {
+ while (repeat_rate > 0 && (index < LINK_QUAL_MAX_RETRY_NUM)) {
if (is_legacy(tbl_type.lq_type)) {
if (ant_toggle_count <
NUM_TRY_BEFORE_ANTENNA_TOGGLE)
@@ -1922,7 +1921,7 @@ static int rs_fill_link_cmd(struct iwl_rate_scale_priv *lq_data,
}
lq_cmd->rs_table[index].rate_n_flags =
cpu_to_le32(new_rate.rate_n_flags);
- repeat_cur_rate--;
+ repeat_rate--;
index++;
}
@@ -1942,26 +1941,22 @@ static int rs_fill_link_cmd(struct iwl_rate_scale_priv *lq_data,
rs_toggle_antenna(&new_rate, &tbl_type);
ant_toggle_count = 1;
}
- repeat_cur_rate = IWL_NUMBER_TRY;
+ repeat_rate = IWL_NUMBER_TRY;
} else
- repeat_cur_rate = IWL_HT_NUMBER_TRY;
+ repeat_rate = IWL_HT_NUMBER_TRY;
use_ht_possible = 0;
lq_cmd->rs_table[index].rate_n_flags =
cpu_to_le32(new_rate.rate_n_flags);
- /* lq_cmd->rs_table[index].rate_n_flags = 0x800d; */
index++;
- repeat_cur_rate--;
+ repeat_rate--;
}
- /* lq_cmd->rs_table[0].rate_n_flags = 0x800d; */
-
lq_cmd->general_params.dual_stream_ant_msk = 3;
lq_cmd->agg_params.agg_dis_start_th = 3;
lq_cmd->agg_params.agg_time_limit = cpu_to_le16(4000);
- return rc;
}
static void *rs_alloc(struct ieee80211_local *local)