提交 d06fc1d9 编写于 作者: D David S. Miller
......@@ -71,19 +71,19 @@ struct iwl_rate_scale_priv {
};
static s32 iwl_expected_tpt_g[IWL_RATE_COUNT] = {
0, 0, 76, 104, 130, 168, 191, 202, 7, 13, 35, 58
7, 13, 35, 58, 0, 0, 76, 104, 130, 168, 191, 202
};
static s32 iwl_expected_tpt_g_prot[IWL_RATE_COUNT] = {
0, 0, 0, 80, 93, 113, 123, 125, 7, 13, 35, 58
7, 13, 35, 58, 0, 0, 0, 80, 93, 113, 123, 125
};
static s32 iwl_expected_tpt_a[IWL_RATE_COUNT] = {
40, 57, 72, 98, 121, 154, 177, 186, 0, 0, 0, 0
0, 0, 0, 0, 40, 57, 72, 98, 121, 154, 177, 186
};
static s32 iwl_expected_tpt_b[IWL_RATE_COUNT] = {
0, 0, 0, 0, 0, 0, 0, 0, 7, 13, 35, 58
7, 13, 35, 58, 0, 0, 0, 0, 0, 0, 0, 0
};
struct iwl_tpt_entry {
......@@ -350,6 +350,10 @@ static void rs_rate_init(void *priv_rate, void *priv_sta,
sta->last_txrate = sta->txrate;
/* For MODE_IEEE80211A mode it start at IWL_FIRST_OFDM_RATE */
if (local->hw.conf.phymode == MODE_IEEE80211A)
sta->last_txrate += IWL_FIRST_OFDM_RATE;
IWL_DEBUG_RATE("leave\n");
}
......@@ -417,6 +421,33 @@ static void rs_free_sta(void *priv, void *priv_sta)
IWL_DEBUG_RATE("leave\n");
}
/*
* get ieee prev rate from rate scale table.
* for A and B mode we need to overright prev
* value
*/
static int rs_adjust_next_rate(struct iwl_priv *priv, int rate)
{
int next_rate = iwl_get_prev_ieee_rate(rate);
switch (priv->phymode) {
case MODE_IEEE80211A:
if (rate == IWL_RATE_12M_INDEX)
next_rate = IWL_RATE_9M_INDEX;
else if (rate == IWL_RATE_6M_INDEX)
next_rate = IWL_RATE_6M_INDEX;
break;
case MODE_IEEE80211B:
if (rate == IWL_RATE_11M_INDEX_TABLE)
next_rate = IWL_RATE_5M_INDEX_TABLE;
break;
default:
break;
}
return next_rate;
}
/**
* rs_tx_status - Update rate control values based on Tx results
*
......@@ -479,7 +510,8 @@ static void rs_tx_status(void *priv_rate,
last_index = scale_rate_index;
} else {
current_count = priv->retry_rate;
last_index = iwl_get_prev_ieee_rate(scale_rate_index);
last_index = rs_adjust_next_rate(priv,
scale_rate_index);
}
/* Update this rate accounting for as many retries
......@@ -494,9 +526,10 @@ static void rs_tx_status(void *priv_rate,
if (retries)
scale_rate_index =
iwl_get_prev_ieee_rate(scale_rate_index);
rs_adjust_next_rate(priv, scale_rate_index);
}
/* Update the last index window with success/failure based on ACK */
IWL_DEBUG_RATE("Update rate %d with %s.\n",
last_index,
......@@ -672,7 +705,10 @@ static struct ieee80211_rate *rs_get_rate(void *priv_rate,
}
rate_mask = sta->supp_rates;
index = min(sta->txrate & 0xffff, IWL_RATE_COUNT - 1);
index = min(sta->last_txrate & 0xffff, IWL_RATE_COUNT - 1);
if (priv->phymode == (u8) MODE_IEEE80211A)
rate_mask = rate_mask << IWL_FIRST_OFDM_RATE;
rs_priv = (void *)sta->rate_ctrl_priv;
......@@ -801,7 +837,11 @@ static struct ieee80211_rate *rs_get_rate(void *priv_rate,
out:
sta->last_txrate = index;
sta->txrate = sta->last_txrate;
if (priv->phymode == (u8) MODE_IEEE80211A)
sta->txrate = sta->last_txrate - IWL_FIRST_OFDM_RATE;
else
sta->txrate = sta->last_txrate;
sta_info_put(sta);
IWL_DEBUG_RATE("leave: %d\n", index);
......
......@@ -36,10 +36,17 @@ struct iwl_rate_info {
u8 next_rs; /* next rate used in rs algo */
u8 prev_rs_tgg; /* previous rate used in TGG rs algo */
u8 next_rs_tgg; /* next rate used in TGG rs algo */
u8 table_rs_index; /* index in rate scale table cmd */
u8 prev_table_rs; /* prev in rate table cmd */
};
enum {
IWL_RATE_6M_INDEX = 0,
IWL_RATE_1M_INDEX = 0,
IWL_RATE_2M_INDEX,
IWL_RATE_5M_INDEX,
IWL_RATE_11M_INDEX,
IWL_RATE_6M_INDEX,
IWL_RATE_9M_INDEX,
IWL_RATE_12M_INDEX,
IWL_RATE_18M_INDEX,
......@@ -47,15 +54,27 @@ enum {
IWL_RATE_36M_INDEX,
IWL_RATE_48M_INDEX,
IWL_RATE_54M_INDEX,
IWL_RATE_1M_INDEX,
IWL_RATE_2M_INDEX,
IWL_RATE_5M_INDEX,
IWL_RATE_11M_INDEX,
IWL_RATE_COUNT,
IWL_RATE_INVM_INDEX,
IWL_RATE_INVALID = IWL_RATE_INVM_INDEX
};
enum {
IWL_RATE_6M_INDEX_TABLE = 0,
IWL_RATE_9M_INDEX_TABLE,
IWL_RATE_12M_INDEX_TABLE,
IWL_RATE_18M_INDEX_TABLE,
IWL_RATE_24M_INDEX_TABLE,
IWL_RATE_36M_INDEX_TABLE,
IWL_RATE_48M_INDEX_TABLE,
IWL_RATE_54M_INDEX_TABLE,
IWL_RATE_1M_INDEX_TABLE,
IWL_RATE_2M_INDEX_TABLE,
IWL_RATE_5M_INDEX_TABLE,
IWL_RATE_11M_INDEX_TABLE,
IWL_RATE_INVM_INDEX_TABLE = IWL_RATE_INVM_INDEX,
};
enum {
IWL_FIRST_OFDM_RATE = IWL_RATE_6M_INDEX,
IWL_LAST_OFDM_RATE = IWL_RATE_54M_INDEX,
......
......@@ -54,7 +54,9 @@
IWL_RATE_##rp##M_INDEX, \
IWL_RATE_##rn##M_INDEX, \
IWL_RATE_##pp##M_INDEX, \
IWL_RATE_##np##M_INDEX }
IWL_RATE_##np##M_INDEX, \
IWL_RATE_##r##M_INDEX_TABLE, \
IWL_RATE_##ip##M_INDEX_TABLE }
/*
* Parameter order:
......@@ -65,6 +67,10 @@
*
*/
const struct iwl_rate_info iwl_rates[IWL_RATE_COUNT] = {
IWL_DECLARE_RATE_INFO(1, INV, 2, INV, 2, INV, 2), /* 1mbps */
IWL_DECLARE_RATE_INFO(2, 1, 5, 1, 5, 1, 5), /* 2mbps */
IWL_DECLARE_RATE_INFO(5, 2, 6, 2, 11, 2, 11), /*5.5mbps */
IWL_DECLARE_RATE_INFO(11, 9, 12, 5, 12, 5, 18), /* 11mbps */
IWL_DECLARE_RATE_INFO(6, 5, 9, 5, 11, 5, 11), /* 6mbps */
IWL_DECLARE_RATE_INFO(9, 6, 11, 5, 11, 5, 11), /* 9mbps */
IWL_DECLARE_RATE_INFO(12, 11, 18, 11, 18, 11, 18), /* 12mbps */
......@@ -73,10 +79,6 @@ const struct iwl_rate_info iwl_rates[IWL_RATE_COUNT] = {
IWL_DECLARE_RATE_INFO(36, 24, 48, 24, 48, 24, 48), /* 36mbps */
IWL_DECLARE_RATE_INFO(48, 36, 54, 36, 54, 36, 54), /* 48mbps */
IWL_DECLARE_RATE_INFO(54, 48, INV, 48, INV, 48, INV),/* 54mbps */
IWL_DECLARE_RATE_INFO(1, INV, 2, INV, 2, INV, 2), /* 1mbps */
IWL_DECLARE_RATE_INFO(2, 1, 5, 1, 5, 1, 5), /* 2mbps */
IWL_DECLARE_RATE_INFO(5, 2, 6, 2, 11, 2, 11), /*5.5mbps */
IWL_DECLARE_RATE_INFO(11, 9, 12, 5, 12, 5, 18), /* 11mbps */
};
/* 1 = enable the iwl_disable_events() function */
......@@ -662,10 +664,11 @@ void iwl_hw_build_tx_cmd_rate(struct iwl_priv *priv,
cmd->cmd.tx.tx_flags = tx_flags;
/* OFDM */
cmd->cmd.tx.supp_rates[0] = rate_mask & IWL_OFDM_RATES_MASK;
cmd->cmd.tx.supp_rates[0] =
((rate_mask & IWL_OFDM_RATES_MASK) >> IWL_FIRST_OFDM_RATE) & 0xFF;
/* CCK */
cmd->cmd.tx.supp_rates[1] = (rate_mask >> 8) & 0xF;
cmd->cmd.tx.supp_rates[1] = (rate_mask & 0xF);
IWL_DEBUG_RATE("Tx sta id: %d, rate: %d (plcp), flags: 0x%4X "
"cck/ofdm mask: 0x%x/0x%x\n", sta_id,
......@@ -1432,7 +1435,7 @@ static void iwl_hw_reg_set_scan_power(struct iwl_priv *priv, u32 scan_tbl_index,
/* use this channel group's 6Mbit clipping/saturation pwr,
* but cap at regulatory scan power restriction (set during init
* based on eeprom channel data) for this channel. */
power = min(ch_info->scan_power, clip_pwrs[IWL_RATE_6M_INDEX]);
power = min(ch_info->scan_power, clip_pwrs[IWL_RATE_6M_INDEX_TABLE]);
/* further limit to user's max power preference.
* FIXME: Other spectrum management power limitations do not
......@@ -1447,7 +1450,7 @@ static void iwl_hw_reg_set_scan_power(struct iwl_priv *priv, u32 scan_tbl_index,
* *index*. */
power_index = ch_info->power_info[rate_index].power_table_index
- (power - ch_info->power_info
[IWL_RATE_6M_INDEX].requested_power) * 2;
[IWL_RATE_6M_INDEX_TABLE].requested_power) * 2;
/* store reference index that we use when adjusting *all* scan
* powers. So we can accommodate user (all channel) or spectrum
......@@ -1476,7 +1479,7 @@ static void iwl_hw_reg_set_scan_power(struct iwl_priv *priv, u32 scan_tbl_index,
*/
int iwl_hw_reg_send_txpower(struct iwl_priv *priv)
{
int rate_idx;
int rate_idx, i;
const struct iwl_channel_info *ch_info = NULL;
struct iwl_txpowertable_cmd txpower = {
.channel = priv->active_rxon.channel,
......@@ -1500,20 +1503,36 @@ int iwl_hw_reg_send_txpower(struct iwl_priv *priv)
}
/* fill cmd with power settings for all rates for current channel */
for (rate_idx = 0; rate_idx < IWL_RATE_COUNT; rate_idx++) {
txpower.power[rate_idx].tpc = ch_info->power_info[rate_idx].tpc;
txpower.power[rate_idx].rate = iwl_rates[rate_idx].plcp;
/* Fill OFDM rate */
for (rate_idx = IWL_FIRST_OFDM_RATE, i = 0;
rate_idx <= IWL_LAST_OFDM_RATE; rate_idx++, i++) {
txpower.power[i].tpc = ch_info->power_info[i].tpc;
txpower.power[i].rate = iwl_rates[rate_idx].plcp;
IWL_DEBUG_POWER("ch %d:%d rf %d dsp %3d rate code 0x%02x\n",
le16_to_cpu(txpower.channel),
txpower.band,
txpower.power[rate_idx].tpc.tx_gain,
txpower.power[rate_idx].tpc.dsp_atten,
txpower.power[rate_idx].rate);
txpower.power[i].tpc.tx_gain,
txpower.power[i].tpc.dsp_atten,
txpower.power[i].rate);
}
/* Fill CCK rates */
for (rate_idx = IWL_FIRST_CCK_RATE;
rate_idx <= IWL_LAST_CCK_RATE; rate_idx++, i++) {
txpower.power[i].tpc = ch_info->power_info[i].tpc;
txpower.power[i].rate = iwl_rates[rate_idx].plcp;
IWL_DEBUG_POWER("ch %d:%d rf %d dsp %3d rate code 0x%02x\n",
le16_to_cpu(txpower.channel),
txpower.band,
txpower.power[i].tpc.tx_gain,
txpower.power[i].tpc.dsp_atten,
txpower.power[i].rate);
}
return iwl_send_cmd_pdu(priv, REPLY_TX_PWR_TABLE_CMD,
sizeof(struct iwl_txpowertable_cmd), &txpower);
sizeof(struct iwl_txpowertable_cmd), &txpower);
}
......@@ -1549,7 +1568,7 @@ static int iwl_hw_reg_set_new_power(struct iwl_priv *priv,
power_info = ch_info->power_info;
/* update OFDM Txpower settings */
for (i = IWL_FIRST_OFDM_RATE; i <= IWL_LAST_OFDM_RATE;
for (i = IWL_RATE_6M_INDEX_TABLE; i <= IWL_RATE_54M_INDEX_TABLE;
i++, ++power_info) {
int delta_idx;
......@@ -1573,14 +1592,14 @@ static int iwl_hw_reg_set_new_power(struct iwl_priv *priv,
* ... all CCK power settings for a given channel are the *same*. */
if (power_changed) {
power =
ch_info->power_info[IWL_RATE_12M_INDEX].
ch_info->power_info[IWL_RATE_12M_INDEX_TABLE].
requested_power + IWL_CCK_FROM_OFDM_POWER_DIFF;
/* do all CCK rates' iwl_channel_power_info structures */
for (i = IWL_FIRST_CCK_RATE; i <= IWL_LAST_CCK_RATE; i++) {
for (i = IWL_RATE_1M_INDEX_TABLE; i <= IWL_RATE_11M_INDEX_TABLE; i++) {
power_info->requested_power = power;
power_info->base_power_index =
ch_info->power_info[IWL_RATE_12M_INDEX].
ch_info->power_info[IWL_RATE_12M_INDEX_TABLE].
base_power_index + IWL_CCK_FROM_OFDM_INDEX_DIFF;
++power_info;
}
......@@ -1674,7 +1693,7 @@ static int iwl_hw_reg_comp_txpower_temp(struct iwl_priv *priv)
for (scan_tbl_index = 0;
scan_tbl_index < IWL_NUM_SCAN_RATES; scan_tbl_index++) {
s32 actual_index = (scan_tbl_index == 0) ?
IWL_RATE_1M_INDEX : IWL_RATE_6M_INDEX;
IWL_RATE_1M_INDEX_TABLE : IWL_RATE_6M_INDEX_TABLE;
iwl_hw_reg_set_scan_power(priv, scan_tbl_index,
actual_index, clip_pwrs,
ch_info, a_band);
......@@ -1905,19 +1924,19 @@ static void iwl_hw_reg_init_channel_groups(struct iwl_priv *priv)
for (rate_index = 0;
rate_index < IWL_RATE_COUNT; rate_index++, clip_pwrs++) {
switch (rate_index) {
case IWL_RATE_36M_INDEX:
case IWL_RATE_36M_INDEX_TABLE:
if (i == 0) /* B/G */
*clip_pwrs = satur_pwr;
else /* A */
*clip_pwrs = satur_pwr - 5;
break;
case IWL_RATE_48M_INDEX:
case IWL_RATE_48M_INDEX_TABLE:
if (i == 0)
*clip_pwrs = satur_pwr - 7;
else
*clip_pwrs = satur_pwr - 10;
break;
case IWL_RATE_54M_INDEX:
case IWL_RATE_54M_INDEX_TABLE:
if (i == 0)
*clip_pwrs = satur_pwr - 9;
else
......@@ -2031,7 +2050,7 @@ int iwl3945_txpower_set_from_eeprom(struct iwl_priv *priv)
}
/* set tx power for CCK rates, based on OFDM 12 Mbit settings*/
pwr_info = &ch_info->power_info[IWL_RATE_12M_INDEX];
pwr_info = &ch_info->power_info[IWL_RATE_12M_INDEX_TABLE];
power = pwr_info->requested_power +
IWL_CCK_FROM_OFDM_POWER_DIFF;
pwr_index = pwr_info->power_table_index +
......@@ -2047,9 +2066,9 @@ int iwl3945_txpower_set_from_eeprom(struct iwl_priv *priv)
/* fill each CCK rate's iwl_channel_power_info structure
* NOTE: All CCK-rate Txpwrs are the same for a given chnl!
* NOTE: CCK rates start at end of OFDM rates! */
for (rate_index = IWL_OFDM_RATES;
rate_index < IWL_RATE_COUNT; rate_index++) {
pwr_info = &ch_info->power_info[rate_index];
for (rate_index = 0;
rate_index < IWL_CCK_RATES; rate_index++) {
pwr_info = &ch_info->power_info[rate_index+IWL_OFDM_RATES];
pwr_info->requested_power = power;
pwr_info->power_table_index = pwr_index;
pwr_info->base_power_index = base_pwr_index;
......@@ -2061,7 +2080,7 @@ int iwl3945_txpower_set_from_eeprom(struct iwl_priv *priv)
for (scan_tbl_index = 0;
scan_tbl_index < IWL_NUM_SCAN_RATES; scan_tbl_index++) {
s32 actual_index = (scan_tbl_index == 0) ?
IWL_RATE_1M_INDEX : IWL_RATE_6M_INDEX;
IWL_RATE_1M_INDEX_TABLE : IWL_RATE_6M_INDEX_TABLE;
iwl_hw_reg_set_scan_power(priv, scan_tbl_index,
actual_index, clip_pwrs, ch_info, a_band);
}
......@@ -2139,17 +2158,20 @@ int iwl_hw_get_rx_read(struct iwl_priv *priv)
*/
int iwl3945_init_hw_rate_table(struct iwl_priv *priv)
{
int rc, i;
int rc, i, index, prev_index;
struct iwl_rate_scaling_cmd rate_cmd = {
.reserved = {0, 0, 0},
};
struct iwl_rate_scaling_info *table = rate_cmd.table;
for (i = 0; i < ARRAY_SIZE(iwl_rates); i++) {
table[i].rate_n_flags =
index = iwl_rates[i].table_rs_index;
table[index].rate_n_flags =
iwl_hw_set_rate_n_flags(iwl_rates[i].plcp, 0);
table[i].try_cnt = priv->retry_rate;
table[i].next_rate_index = iwl_get_prev_ieee_rate(i);
table[index].try_cnt = priv->retry_rate;
prev_index = iwl_get_prev_ieee_rate(i);
table[index].next_rate_index = iwl_rates[prev_index].table_rs_index;
}
switch (priv->phymode) {
......@@ -2157,26 +2179,26 @@ int iwl3945_init_hw_rate_table(struct iwl_priv *priv)
IWL_DEBUG_RATE("Select A mode rate scale\n");
/* If one of the following CCK rates is used,
* have it fall back to the 6M OFDM rate */
for (i = IWL_FIRST_CCK_RATE; i <= IWL_LAST_CCK_RATE; i++)
table[i].next_rate_index = IWL_FIRST_OFDM_RATE;
for (i = IWL_RATE_1M_INDEX_TABLE; i <= IWL_RATE_11M_INDEX_TABLE; i++)
table[i].next_rate_index = iwl_rates[IWL_FIRST_OFDM_RATE].table_rs_index;
/* Don't fall back to CCK rates */
table[IWL_RATE_12M_INDEX].next_rate_index = IWL_RATE_9M_INDEX;
table[IWL_RATE_12M_INDEX_TABLE].next_rate_index = IWL_RATE_9M_INDEX_TABLE;
/* Don't drop out of OFDM rates */
table[IWL_FIRST_OFDM_RATE].next_rate_index =
IWL_FIRST_OFDM_RATE;
table[IWL_RATE_6M_INDEX_TABLE].next_rate_index =
iwl_rates[IWL_FIRST_OFDM_RATE].table_rs_index;
break;
case MODE_IEEE80211B:
IWL_DEBUG_RATE("Select B mode rate scale\n");
/* If an OFDM rate is used, have it fall back to the
* 1M CCK rates */
for (i = IWL_FIRST_OFDM_RATE; i <= IWL_LAST_OFDM_RATE; i++)
table[i].next_rate_index = IWL_FIRST_CCK_RATE;
for (i = IWL_RATE_6M_INDEX_TABLE; i <= IWL_RATE_54M_INDEX_TABLE; i++)
table[i].next_rate_index = iwl_rates[IWL_FIRST_CCK_RATE].table_rs_index;
/* CCK shouldn't fall back to OFDM... */
table[IWL_RATE_11M_INDEX].next_rate_index = IWL_RATE_5M_INDEX;
table[IWL_RATE_11M_INDEX_TABLE].next_rate_index = IWL_RATE_5M_INDEX_TABLE;
break;
default:
......@@ -2248,22 +2270,12 @@ unsigned int iwl_hw_get_beacon_cmd(struct iwl_priv *priv,
tx_beacon_cmd->tx.tx_flags = (TX_CMD_FLG_SEQ_CTL_MSK |
TX_CMD_FLG_TSF_MSK);
/* supp_rates[0] == OFDM */
tx_beacon_cmd->tx.supp_rates[0] = IWL_OFDM_BASIC_RATES_MASK;
/* supp_rates[1] == CCK
*
* NOTE: IWL_*_RATES_MASK are not in the order that supp_rates
* expects so we have to shift them around.
*
* supp_rates expects:
* CCK rates are bit0..3
*
* However IWL_*_RATES_MASK has:
* CCK rates are bit8..11
*/
/* supp_rates[0] == OFDM start at IWL_FIRST_OFDM_RATE*/
tx_beacon_cmd->tx.supp_rates[0] =
(IWL_OFDM_BASIC_RATES_MASK >> IWL_FIRST_OFDM_RATE) & 0xFF;
tx_beacon_cmd->tx.supp_rates[1] =
(IWL_CCK_BASIC_RATES_MASK >> 8) & 0xF;
(IWL_CCK_BASIC_RATES_MASK & 0xF);
return (sizeof(struct iwl_tx_beacon_cmd) + frame_size);
}
......
......@@ -5332,13 +5332,13 @@ static int iwl_init_geos(struct iwl_priv *priv)
/* 5.2GHz channels start after the 2.4GHz channels */
modes[A].mode = MODE_IEEE80211A;
modes[A].channels = &channels[ARRAY_SIZE(iwl_eeprom_band_1)];
modes[A].rates = rates;
modes[A].rates = &rates[4];
modes[A].num_rates = 8; /* just OFDM */
modes[A].num_channels = 0;
modes[B].mode = MODE_IEEE80211B;
modes[B].channels = channels;
modes[B].rates = &rates[8];
modes[B].rates = rates;
modes[B].num_rates = 4; /* just CCK */
modes[B].num_channels = 0;
......
......@@ -5156,9 +5156,10 @@ static irqreturn_t iwl_isr(int irq, void *data)
}
if ((inta == 0xFFFFFFFF) || ((inta & 0xFFFFFFF0) == 0xa5a5a5a0)) {
/* Hardware disappeared */
/* Hardware disappeared. It might have already raised
* an interrupt */
IWL_WARNING("HARDWARE GONE?? INTA == 0x%080x\n", inta);
goto none;
goto unplugged;
}
IWL_DEBUG_ISR("ISR inta 0x%08x, enabled 0x%08x, fh 0x%08x\n",
......@@ -5166,8 +5167,9 @@ static irqreturn_t iwl_isr(int irq, void *data)
/* iwl_irq_tasklet() will service interrupts and re-enable them */
tasklet_schedule(&priv->irq_tasklet);
spin_unlock(&priv->lock);
unplugged:
spin_unlock(&priv->lock);
return IRQ_HANDLED;
none:
......
......@@ -620,7 +620,7 @@ static void rt2500pci_link_tuner(struct rt2x00_dev *rt2x00dev)
* up to version C the link tuning should halt after 20
* seconds.
*/
if (rt2x00_get_rev(&rt2x00dev->chip) < RT2560_VERSION_D &&
if (rt2x00_rev(&rt2x00dev->chip) < RT2560_VERSION_D &&
rt2x00dev->link.count > 20)
return;
......@@ -630,7 +630,7 @@ static void rt2500pci_link_tuner(struct rt2x00_dev *rt2x00dev)
* Chipset versions C and lower should directly continue
* to the dynamic CCA tuning.
*/
if (rt2x00_get_rev(&rt2x00dev->chip) < RT2560_VERSION_D)
if (rt2x00_rev(&rt2x00dev->chip) < RT2560_VERSION_D)
goto dynamic_cca_tune;
/*
......
......@@ -753,7 +753,7 @@ static int rt2500usb_init_registers(struct rt2x00_dev *rt2x00dev)
rt2x00_set_field16(&reg, MAC_CSR1_HOST_READY, 1);
rt2500usb_register_write(rt2x00dev, MAC_CSR1, reg);
if (rt2x00_get_rev(&rt2x00dev->chip) >= RT2570_VERSION_C) {
if (rt2x00_rev(&rt2x00dev->chip) >= RT2570_VERSION_C) {
rt2500usb_register_read(rt2x00dev, PHY_CSR2, &reg);
reg &= ~0x0002;
} else {
......@@ -1257,7 +1257,7 @@ static int rt2500usb_init_eeprom(struct rt2x00_dev *rt2x00dev)
rt2500usb_register_read(rt2x00dev, MAC_CSR0, &reg);
rt2x00_set_chip(rt2x00dev, RT2570, value, reg);
if (rt2x00_rev(&rt2x00dev->chip, 0xffff0)) {
if (!rt2x00_check_rev(&rt2x00dev->chip, 0)) {
ERROR(rt2x00dev, "Invalid RT chipset detected.\n");
return -ENODEV;
}
......
......@@ -751,14 +751,16 @@ static inline char rt2x00_rf(const struct rt2x00_chip *chipset, const u16 chip)
return (chipset->rf == chip);
}
static inline u16 rt2x00_get_rev(const struct rt2x00_chip *chipset)
static inline u16 rt2x00_rev(const struct rt2x00_chip *chipset)
{
return chipset->rev;
}
static inline u16 rt2x00_rev(const struct rt2x00_chip *chipset, const u32 mask)
static inline u16 rt2x00_check_rev(const struct rt2x00_chip *chipset,
const u32 rev)
{
return chipset->rev & mask;
return (((chipset->rev & 0xffff0) == rev) &&
!!(chipset->rev & 0x0000f));
}
/*
......
......@@ -1486,7 +1486,7 @@ static int rt73usb_init_eeprom(struct rt2x00_dev *rt2x00dev)
rt73usb_register_read(rt2x00dev, MAC_CSR0, &reg);
rt2x00_set_chip(rt2x00dev, RT2571, value, reg);
if (!rt2x00_rev(&rt2x00dev->chip, 0x25730)) {
if (!rt2x00_check_rev(&rt2x00dev->chip, 0x25730)) {
ERROR(rt2x00dev, "Invalid RT chipset detected.\n");
return -ENODEV;
}
......
......@@ -242,6 +242,8 @@ struct ieee80211_if_sta {
u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN];
u8 ssid[IEEE80211_MAX_SSID_LEN];
size_t ssid_len;
u8 scan_ssid[IEEE80211_MAX_SSID_LEN];
size_t scan_ssid_len;
u16 aid;
u16 ap_capab, capab;
u8 *extra_ie; /* to be added to the end of AssocReq */
......
......@@ -2002,7 +2002,10 @@ void ieee80211_sta_work(struct work_struct *work)
if (ifsta->state != IEEE80211_AUTHENTICATE &&
ifsta->state != IEEE80211_ASSOCIATE &&
test_and_clear_bit(IEEE80211_STA_REQ_SCAN, &ifsta->request)) {
ieee80211_sta_start_scan(dev, NULL, 0);
if (ifsta->scan_ssid_len)
ieee80211_sta_start_scan(dev, ifsta->scan_ssid, ifsta->scan_ssid_len);
else
ieee80211_sta_start_scan(dev, NULL, 0);
return;
}
......@@ -2872,6 +2875,9 @@ int ieee80211_sta_req_scan(struct net_device *dev, u8 *ssid, size_t ssid_len)
return -EBUSY;
}
ifsta->scan_ssid_len = ssid_len;
if (ssid_len)
memcpy(ifsta->scan_ssid, ssid, ssid_len);
set_bit(IEEE80211_STA_REQ_SCAN, &ifsta->request);
queue_work(local->hw.workqueue, &ifsta->work);
return 0;
......
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