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path: root/drivers/net/wireless/rt2x00/rt2500usb.c
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Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2500usb.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2500usb.c112
1 files changed, 45 insertions, 67 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c
index ef8dffbdffe..45f8f744a12 100644
--- a/drivers/net/wireless/rt2x00/rt2500usb.c
+++ b/drivers/net/wireless/rt2x00/rt2500usb.c
@@ -302,54 +302,39 @@ static void rt2500usb_config_type(struct rt2x00_dev *rt2x00dev, const int type,
rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg);
}
-static void rt2500usb_config_rate(struct rt2x00_dev *rt2x00dev, const int rate)
+static void rt2500usb_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;
u16 reg;
- u16 value;
- u16 preamble;
-
- if (DEVICE_GET_RATE_FIELD(rate, PREAMBLE))
- preamble = SHORT_PREAMBLE;
- else
- preamble = PREAMBLE;
- reg = DEVICE_GET_RATE_FIELD(rate, RATEMASK) & DEV_BASIC_RATEMASK;
-
- rt2500usb_register_write(rt2x00dev, TXRX_CSR11, 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;
+ }
rt2500usb_register_read(rt2x00dev, TXRX_CSR1, &reg);
- value = ((conf->flags & IEEE80211_CONF_SHORT_SLOT_TIME) ?
- SHORT_DIFS : DIFS) +
- PLCP + preamble + get_duration(ACK_SIZE, 10);
- rt2x00_set_field16(&reg, TXRX_CSR1_ACK_TIMEOUT, value);
+ rt2x00_set_field16(&reg, TXRX_CSR1_ACK_TIMEOUT, ack_timeout);
rt2500usb_register_write(rt2x00dev, TXRX_CSR1, reg);
rt2500usb_register_read(rt2x00dev, TXRX_CSR10, &reg);
rt2x00_set_field16(&reg, TXRX_CSR10_AUTORESPOND_PREAMBLE,
- (preamble == SHORT_PREAMBLE));
+ !!short_preamble);
rt2500usb_register_write(rt2x00dev, TXRX_CSR10, reg);
}
static void rt2500usb_config_phymode(struct rt2x00_dev *rt2x00dev,
- const int phymode)
+ const int phymode,
+ const int basic_rate_mask)
{
- struct ieee80211_hw_mode *mode;
- struct ieee80211_rate *rate;
+ rt2500usb_register_write(rt2x00dev, TXRX_CSR11, basic_rate_mask);
- 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];
-
- rt2500usb_config_rate(rt2x00dev, rate->val2);
-
- if (phymode == MODE_IEEE80211B) {
+ if (phymode == HWMODE_B) {
rt2500usb_register_write(rt2x00dev, MAC_CSR11, 0x000b);
rt2500usb_register_write(rt2x00dev, MAC_CSR12, 0x0040);
} else {
@@ -359,20 +344,12 @@ static void rt2500usb_config_phymode(struct rt2x00_dev *rt2x00dev,
}
static void rt2500usb_config_channel(struct rt2x00_dev *rt2x00dev,
- const int index, const int channel,
- const int txpower)
+ struct rf_channel *rf, const int txpower)
{
- struct rf_channel reg;
-
- /*
- * Fill rf_reg structure.
- */
- memcpy(&reg, &rt2x00dev->spec.channels[index], sizeof(reg));
-
/*
* Set TXpower.
*/
- rt2x00_set_field32(&reg.rf3, RF3_TXPOWER, TXPOWER_TO_DEV(txpower));
+ rt2x00_set_field32(&rf->rf3, RF3_TXPOWER, TXPOWER_TO_DEV(txpower));
/*
* For RT2525E we should first set the channel to half band higher.
@@ -385,16 +362,16 @@ static void rt2500usb_config_channel(struct rt2x00_dev *rt2x00dev,
0x00000902, 0x00000906
};
- rt2500usb_rf_write(rt2x00dev, 2, vals[channel - 1]);
- if (reg.rf4)
- rt2500usb_rf_write(rt2x00dev, 4, reg.rf4);
+ rt2500usb_rf_write(rt2x00dev, 2, vals[rf->channel - 1]);
+ if (rf->rf4)
+ rt2500usb_rf_write(rt2x00dev, 4, rf->rf4);
}
- rt2500usb_rf_write(rt2x00dev, 1, reg.rf1);
- rt2500usb_rf_write(rt2x00dev, 2, reg.rf2);
- rt2500usb_rf_write(rt2x00dev, 3, reg.rf3);
- if (reg.rf4)
- rt2500usb_rf_write(rt2x00dev, 4, reg.rf4);
+ rt2500usb_rf_write(rt2x00dev, 1, rf->rf1);
+ rt2500usb_rf_write(rt2x00dev, 2, rf->rf2);
+ rt2500usb_rf_write(rt2x00dev, 3, rf->rf3);
+ if (rf->rf4)
+ rt2500usb_rf_write(rt2x00dev, 4, rf->rf4);
}
static void rt2500usb_config_txpower(struct rt2x00_dev *rt2x00dev,
@@ -484,38 +461,37 @@ static void rt2500usb_config_antenna(struct rt2x00_dev *rt2x00dev,
}
static void rt2500usb_config_duration(struct rt2x00_dev *rt2x00dev,
- const int short_slot_time,
- const int beacon_int)
+ struct rt2x00lib_conf *libconf)
{
u16 reg;
- rt2500usb_register_write(rt2x00dev, MAC_CSR10,
- short_slot_time ? SHORT_SLOT_TIME : SLOT_TIME);
+ rt2500usb_register_write(rt2x00dev, MAC_CSR10, libconf->slot_time);
rt2500usb_register_read(rt2x00dev, TXRX_CSR18, &reg);
- rt2x00_set_field16(&reg, TXRX_CSR18_INTERVAL, beacon_int * 4);
+ rt2x00_set_field16(&reg, TXRX_CSR18_INTERVAL,
+ libconf->conf->beacon_int * 4);
rt2500usb_register_write(rt2x00dev, TXRX_CSR18, reg);
}
static void rt2500usb_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)
- rt2500usb_config_phymode(rt2x00dev, conf->phymode);
+ rt2500usb_config_phymode(rt2x00dev, libconf->phymode,
+ libconf->basic_rates);
if (flags & CONFIG_UPDATE_CHANNEL)
- rt2500usb_config_channel(rt2x00dev, conf->channel_val,
- conf->channel, conf->power_level);
+ rt2500usb_config_channel(rt2x00dev, &libconf->rf,
+ libconf->conf->power_level);
if ((flags & CONFIG_UPDATE_TXPOWER) && !(flags & CONFIG_UPDATE_CHANNEL))
- rt2500usb_config_txpower(rt2x00dev, conf->power_level);
+ rt2500usb_config_txpower(rt2x00dev,
+ libconf->conf->power_level);
if (flags & CONFIG_UPDATE_ANTENNA)
- rt2500usb_config_antenna(rt2x00dev, conf->antenna_sel_tx,
- conf->antenna_sel_rx);
+ rt2500usb_config_antenna(rt2x00dev,
+ libconf->conf->antenna_sel_tx,
+ libconf->conf->antenna_sel_rx);
if (flags & (CONFIG_UPDATE_SLOT_TIME | CONFIG_UPDATE_BEACON_INT))
- rt2500usb_config_duration(rt2x00dev, short_slot_time,
- conf->beacon_int);
+ rt2500usb_config_duration(rt2x00dev, libconf);
}
/*
@@ -1733,6 +1709,7 @@ static const struct ieee80211_ops rt2500usb_mac80211_ops = {
.config_interface = rt2x00mac_config_interface,
.configure_filter = rt2500usb_configure_filter,
.get_stats = rt2x00mac_get_stats,
+ .erp_ie_changed = rt2x00mac_erp_ie_changed,
.conf_tx = rt2x00mac_conf_tx,
.get_tx_stats = rt2x00mac_get_tx_stats,
.beacon_update = rt2500usb_beacon_update,
@@ -1754,6 +1731,7 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = {
.config_mac_addr = rt2500usb_config_mac_addr,
.config_bssid = rt2500usb_config_bssid,
.config_type = rt2500usb_config_type,
+ .config_preamble = rt2500usb_config_preamble,
.config = rt2500usb_config,
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-25 10:01:08 +0000