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iwlagn: remove set but unused vars

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gcc is warning that a few variables in rate
scaling are set but never otherwise used.
This pointed out a few simplifications.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
This commit is contained in:
Johannes Berg 2011-05-11 03:29:25 -07:00 committed by Wey-Yi Guy
parent 3083d03c21
commit 70817b5e14
2 changed files with 13 additions and 22 deletions
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28
drivers/net/wireless/iwlwifi/iwl-agn-rs.c
View File

@ -2199,11 +2199,11 @@ static void rs_stay_in_table(struct iwl_lq_sta *lq_sta, bool force_search)
* setup rate table in uCode
* return rate_n_flags as used in the table
*/
static u32 rs_update_rate_tbl(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
struct iwl_lq_sta *lq_sta,
struct iwl_scale_tbl_info *tbl,
int index, u8 is_green)
static void rs_update_rate_tbl(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
struct iwl_lq_sta *lq_sta,
struct iwl_scale_tbl_info *tbl,
int index, u8 is_green)
{
u32 rate;
@ -2211,8 +2211,6 @@ static u32 rs_update_rate_tbl(struct iwl_priv *priv,
rate = rate_n_flags_from_tbl(priv, tbl, index, is_green);
rs_fill_link_cmd(priv, lq_sta, rate);
iwl_send_lq_cmd(priv, ctx, &lq_sta->lq, CMD_ASYNC, false);
return rate;
}
/*
@ -2241,7 +2239,6 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
u8 update_lq = 0;
struct iwl_scale_tbl_info *tbl, *tbl1;
u16 rate_scale_index_msk = 0;
u32 rate;
u8 is_green = 0;
u8 active_tbl = 0;
u8 done_search = 0;
@ -2328,8 +2325,8 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
tbl = &(lq_sta->lq_info[lq_sta->active_tbl]);
/* get "active" rate info */
index = iwl_hwrate_to_plcp_idx(tbl->current_rate);
rate = rs_update_rate_tbl(priv, ctx, lq_sta,
tbl, index, is_green);
rs_update_rate_tbl(priv, ctx, lq_sta, tbl,
index, is_green);
}
return;
}
@ -2570,8 +2567,7 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
lq_update:
/* Replace uCode's rate table for the destination station. */
if (update_lq)
rate = rs_update_rate_tbl(priv, ctx, lq_sta,
tbl, index, is_green);
rs_update_rate_tbl(priv, ctx, lq_sta, tbl, index, is_green);
if (iwl_tx_ant_restriction(priv) == IWL_ANT_OK_MULTI) {
/* Should we stay with this modulation mode,
@ -3270,15 +3266,11 @@ static const struct file_operations rs_sta_dbgfs_stats_table_ops = {
static ssize_t rs_sta_dbgfs_rate_scale_data_read(struct file *file,
char __user *user_buf, size_t count, loff_t *ppos)
{
struct iwl_lq_sta *lq_sta = file->private_data;
struct iwl_scale_tbl_info *tbl = &lq_sta->lq_info[lq_sta->active_tbl];
char buff[120];
int desc = 0;
struct iwl_lq_sta *lq_sta = file->private_data;
struct iwl_priv *priv;
struct iwl_scale_tbl_info *tbl = &lq_sta->lq_info[lq_sta->active_tbl];
priv = lq_sta->drv;
if (is_Ht(tbl->lq_type))
desc += sprintf(buff+desc,
"Bit Rate= %d Mb/s\n",

7
drivers/net/wireless/iwlwifi/iwl-eeprom.c
View File

@ -216,15 +216,14 @@ static int iwl_eeprom_verify_signature(struct iwl_priv *priv)
static void iwl_set_otp_access(struct iwl_priv *priv, enum iwl_access_mode mode)
{
u32 otpgp;
iwl_read32(priv, CSR_OTP_GP_REG);
otpgp = iwl_read32(priv, CSR_OTP_GP_REG);
if (mode == IWL_OTP_ACCESS_ABSOLUTE)
iwl_clear_bit(priv, CSR_OTP_GP_REG,
CSR_OTP_GP_REG_OTP_ACCESS_MODE);
CSR_OTP_GP_REG_OTP_ACCESS_MODE);
else
iwl_set_bit(priv, CSR_OTP_GP_REG,
CSR_OTP_GP_REG_OTP_ACCESS_MODE);
CSR_OTP_GP_REG_OTP_ACCESS_MODE);
}
static int iwlcore_get_nvm_type(struct iwl_priv *priv, u32 hw_rev)