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path: root/drivers/net/wireless/rt2x00/rt73usb.c
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Diffstat (limited to 'drivers/net/wireless/rt2x00/rt73usb.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt73usb.c103
1 files changed, 35 insertions, 68 deletions
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index 9e1bf4d77e1..984117fe1f5 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -308,57 +308,40 @@ static void rt73usb_config_type(struct rt2x00_dev *rt2x00dev, const int type,
rt73usb_register_write(rt2x00dev, TXRX_CSR9, reg);
}
-static void rt73usb_config_rate(struct rt2x00_dev *rt2x00dev, const int rate)
+static void rt73usb_config_preamble(struct rt2x00_dev *rt2x00dev,
+ const int short_preamble,
+ const int ack_timeout,
+ const int ack_consume_time)
{
- struct ieee80211_conf *conf = &rt2x00dev->hw->conf;
u32 reg;
- u32 value;
- u32 preamble;
- if (DEVICE_GET_RATE_FIELD(rate, PREAMBLE))
- preamble = SHORT_PREAMBLE;
- else
- preamble = PREAMBLE;
-
- reg = DEVICE_GET_RATE_FIELD(rate, RATEMASK) & DEV_BASIC_RATEMASK;
-
- rt73usb_register_write(rt2x00dev, TXRX_CSR5, reg);
+ /*
+ * When in atomic context, reschedule and let rt2x00lib
+ * call this function again.
+ */
+ if (in_atomic()) {
+ queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->config_work);
+ return;
+ }
rt73usb_register_read(rt2x00dev, TXRX_CSR0, &reg);
- value = ((conf->flags & IEEE80211_CONF_SHORT_SLOT_TIME) ?
- SHORT_DIFS : DIFS) +
- PLCP + preamble + get_duration(ACK_SIZE, 10);
- rt2x00_set_field32(&reg, TXRX_CSR0_RX_ACK_TIMEOUT, value);
+ rt2x00_set_field32(&reg, TXRX_CSR0_RX_ACK_TIMEOUT, ack_timeout);
rt73usb_register_write(rt2x00dev, TXRX_CSR0, reg);
rt73usb_register_read(rt2x00dev, TXRX_CSR4, &reg);
rt2x00_set_field32(&reg, TXRX_CSR4_AUTORESPOND_PREAMBLE,
- (preamble == SHORT_PREAMBLE));
+ !!short_preamble);
rt73usb_register_write(rt2x00dev, TXRX_CSR4, reg);
}
static void rt73usb_config_phymode(struct rt2x00_dev *rt2x00dev,
- const int phymode)
+ const int basic_rate_mask)
{
- struct ieee80211_hw_mode *mode;
- struct ieee80211_rate *rate;
-
- if (phymode == MODE_IEEE80211A)
- rt2x00dev->curr_hwmode = HWMODE_A;
- else if (phymode == MODE_IEEE80211B)
- rt2x00dev->curr_hwmode = HWMODE_B;
- else
- rt2x00dev->curr_hwmode = HWMODE_G;
-
- mode = &rt2x00dev->hwmodes[rt2x00dev->curr_hwmode];
- rate = &mode->rates[mode->num_rates - 1];
-
- rt73usb_config_rate(rt2x00dev, rate->val2);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR5, basic_rate_mask);
}
-static void rt73usb_config_lock_channel(struct rt2x00_dev *rt2x00dev,
- struct rf_channel *rf,
- const int txpower)
+static void rt73usb_config_channel(struct rt2x00_dev *rt2x00dev,
+ struct rf_channel *rf, const int txpower)
{
u8 r3;
u8 r94;
@@ -399,20 +382,6 @@ static void rt73usb_config_lock_channel(struct rt2x00_dev *rt2x00dev,
udelay(10);
}
-static void rt73usb_config_channel(struct rt2x00_dev *rt2x00dev,
- const int index, const int channel,
- const int txpower)
-{
- struct rf_channel rf;
-
- /*
- * Fill rf_reg structure.
- */
- memcpy(&rf, &rt2x00dev->spec.channels[index], sizeof(rf));
-
- rt73usb_config_lock_channel(rt2x00dev, &rf, txpower);
-}
-
static void rt73usb_config_txpower(struct rt2x00_dev *rt2x00dev,
const int txpower)
{
@@ -423,7 +392,7 @@ static void rt73usb_config_txpower(struct rt2x00_dev *rt2x00dev,
rt2x00_rf_read(rt2x00dev, 3, &rf.rf3);
rt2x00_rf_read(rt2x00dev, 4, &rf.rf4);
- rt73usb_config_lock_channel(rt2x00dev, &rf, txpower);
+ rt73usb_config_channel(rt2x00dev, &rf, txpower);
}
static void rt73usb_config_antenna_5x(struct rt2x00_dev *rt2x00dev,
@@ -577,20 +546,18 @@ static void rt73usb_config_antenna(struct rt2x00_dev *rt2x00dev,
}
static void rt73usb_config_duration(struct rt2x00_dev *rt2x00dev,
- const int short_slot_time,
- const int beacon_int)
+ struct rt2x00lib_conf *libconf)
{
u32 reg;
rt73usb_register_read(rt2x00dev, MAC_CSR9, &reg);
- rt2x00_set_field32(&reg, MAC_CSR9_SLOT_TIME,
- short_slot_time ? SHORT_SLOT_TIME : SLOT_TIME);
+ rt2x00_set_field32(&reg, MAC_CSR9_SLOT_TIME, libconf->slot_time);
rt73usb_register_write(rt2x00dev, MAC_CSR9, reg);
rt73usb_register_read(rt2x00dev, MAC_CSR8, &reg);
- rt2x00_set_field32(&reg, MAC_CSR8_SIFS, SIFS);
+ rt2x00_set_field32(&reg, MAC_CSR8_SIFS, libconf->sifs);
rt2x00_set_field32(&reg, MAC_CSR8_SIFS_AFTER_RX_OFDM, 3);
- rt2x00_set_field32(&reg, MAC_CSR8_EIFS, EIFS);
+ rt2x00_set_field32(&reg, MAC_CSR8_EIFS, libconf->eifs);
rt73usb_register_write(rt2x00dev, MAC_CSR8, reg);
rt73usb_register_read(rt2x00dev, TXRX_CSR0, &reg);
@@ -602,29 +569,27 @@ static void rt73usb_config_duration(struct rt2x00_dev *rt2x00dev,
rt73usb_register_write(rt2x00dev, TXRX_CSR4, reg);
rt73usb_register_read(rt2x00dev, TXRX_CSR9, &reg);
- rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_INTERVAL, beacon_int * 16);
+ rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_INTERVAL,
+ libconf->conf->beacon_int * 16);
rt73usb_register_write(rt2x00dev, TXRX_CSR9, reg);
}
static void rt73usb_config(struct rt2x00_dev *rt2x00dev,
const unsigned int flags,
- struct ieee80211_conf *conf)
+ struct rt2x00lib_conf *libconf)
{
- int short_slot_time = conf->flags & IEEE80211_CONF_SHORT_SLOT_TIME;
-
if (flags & CONFIG_UPDATE_PHYMODE)
- rt73usb_config_phymode(rt2x00dev, conf->phymode);
+ rt73usb_config_phymode(rt2x00dev, libconf->basic_rates);
if (flags & CONFIG_UPDATE_CHANNEL)
- rt73usb_config_channel(rt2x00dev, conf->channel_val,
- conf->channel, conf->power_level);
+ rt73usb_config_channel(rt2x00dev, &libconf->rf,
+ libconf->conf->power_level);
if ((flags & CONFIG_UPDATE_TXPOWER) && !(flags & CONFIG_UPDATE_CHANNEL))
- rt73usb_config_txpower(rt2x00dev, conf->power_level);
+ rt73usb_config_txpower(rt2x00dev, libconf->conf->power_level);
if (flags & CONFIG_UPDATE_ANTENNA)
- rt73usb_config_antenna(rt2x00dev, conf->antenna_sel_tx,
- conf->antenna_sel_rx);
+ rt73usb_config_antenna(rt2x00dev, libconf->conf->antenna_sel_tx,
+ libconf->conf->antenna_sel_rx);
if (flags & (CONFIG_UPDATE_SLOT_TIME | CONFIG_UPDATE_BEACON_INT))
- rt73usb_config_duration(rt2x00dev, short_slot_time,
- conf->beacon_int);
+ rt73usb_config_duration(rt2x00dev, libconf);
}
/*
@@ -2002,6 +1967,7 @@ static const struct ieee80211_ops rt73usb_mac80211_ops = {
.configure_filter = rt73usb_configure_filter,
.get_stats = rt2x00mac_get_stats,
.set_retry_limit = rt73usb_set_retry_limit,
+ .erp_ie_changed = rt2x00mac_erp_ie_changed,
.conf_tx = rt2x00mac_conf_tx,
.get_tx_stats = rt2x00mac_get_tx_stats,
#if 0
@@ -2032,6 +1998,7 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = {
.config_mac_addr = rt73usb_config_mac_addr,
.config_bssid = rt73usb_config_bssid,
.config_type = rt73usb_config_type,
+ .config_preamble = rt73usb_config_preamble,
.config = rt73usb_config,
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-20 12:45:03 +0000