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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.c239
1 files changed, 112 insertions, 127 deletions
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index 69a4931a2fd3..767e3c98184c 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -249,43 +249,34 @@ rf_write:
}
#ifdef CONFIG_RT2X00_LIB_DEBUGFS
-#define CSR_OFFSET(__word) ( CSR_REG_BASE + ((__word) * sizeof(u32)) )
-
-static void rt73usb_read_csr(struct rt2x00_dev *rt2x00dev,
- const unsigned int word, u32 *data)
-{
- rt73usb_register_read(rt2x00dev, CSR_OFFSET(word), data);
-}
-
-static void rt73usb_write_csr(struct rt2x00_dev *rt2x00dev,
- const unsigned int word, u32 data)
-{
- rt73usb_register_write(rt2x00dev, CSR_OFFSET(word), data);
-}
-
static const struct rt2x00debug rt73usb_rt2x00debug = {
.owner = THIS_MODULE,
.csr = {
- .read = rt73usb_read_csr,
- .write = rt73usb_write_csr,
+ .read = rt73usb_register_read,
+ .write = rt73usb_register_write,
+ .flags = RT2X00DEBUGFS_OFFSET,
+ .word_base = CSR_REG_BASE,
.word_size = sizeof(u32),
.word_count = CSR_REG_SIZE / sizeof(u32),
},
.eeprom = {
.read = rt2x00_eeprom_read,
.write = rt2x00_eeprom_write,
+ .word_base = EEPROM_BASE,
.word_size = sizeof(u16),
.word_count = EEPROM_SIZE / sizeof(u16),
},
.bbp = {
.read = rt73usb_bbp_read,
.write = rt73usb_bbp_write,
+ .word_base = BBP_BASE,
.word_size = sizeof(u8),
.word_count = BBP_SIZE / sizeof(u8),
},
.rf = {
.read = rt2x00_rf_read,
.write = rt73usb_rf_write,
+ .word_base = RF_BASE,
.word_size = sizeof(u32),
.word_count = RF_SIZE / sizeof(u32),
},
@@ -669,87 +660,18 @@ static void rt73usb_config_erp(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&reg, TXRX_CSR4_AUTORESPOND_PREAMBLE,
!!erp->short_preamble);
rt73usb_register_write(rt2x00dev, TXRX_CSR4, reg);
-}
-
-static void rt73usb_config_lna_gain(struct rt2x00_dev *rt2x00dev,
- struct rt2x00lib_conf *libconf)
-{
- u16 eeprom;
- short lna_gain = 0;
-
- if (libconf->band == IEEE80211_BAND_2GHZ) {
- if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags))
- lna_gain += 14;
-
- rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_BG, &eeprom);
- lna_gain -= rt2x00_get_field16(eeprom, EEPROM_RSSI_OFFSET_BG_1);
- } else {
- rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_A, &eeprom);
- lna_gain -= rt2x00_get_field16(eeprom, EEPROM_RSSI_OFFSET_A_1);
- }
-
- rt2x00dev->lna_gain = lna_gain;
-}
-
-static void rt73usb_config_phymode(struct rt2x00_dev *rt2x00dev,
- const int basic_rate_mask)
-{
- rt73usb_register_write(rt2x00dev, TXRX_CSR5, basic_rate_mask);
-}
-static void rt73usb_config_channel(struct rt2x00_dev *rt2x00dev,
- struct rf_channel *rf, const int txpower)
-{
- u8 r3;
- u8 r94;
- u8 smart;
-
- rt2x00_set_field32(&rf->rf3, RF3_TXPOWER, TXPOWER_TO_DEV(txpower));
- rt2x00_set_field32(&rf->rf4, RF4_FREQ_OFFSET, rt2x00dev->freq_offset);
-
- smart = !(rt2x00_rf(&rt2x00dev->chip, RF5225) ||
- rt2x00_rf(&rt2x00dev->chip, RF2527));
-
- rt73usb_bbp_read(rt2x00dev, 3, &r3);
- rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, smart);
- rt73usb_bbp_write(rt2x00dev, 3, r3);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR5, erp->basic_rates);
- r94 = 6;
- if (txpower > MAX_TXPOWER && txpower <= (MAX_TXPOWER + r94))
- r94 += txpower - MAX_TXPOWER;
- else if (txpower < MIN_TXPOWER && txpower >= (MIN_TXPOWER - r94))
- r94 += txpower;
- rt73usb_bbp_write(rt2x00dev, 94, r94);
-
- rt73usb_rf_write(rt2x00dev, 1, rf->rf1);
- rt73usb_rf_write(rt2x00dev, 2, rf->rf2);
- rt73usb_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004);
- rt73usb_rf_write(rt2x00dev, 4, rf->rf4);
-
- rt73usb_rf_write(rt2x00dev, 1, rf->rf1);
- rt73usb_rf_write(rt2x00dev, 2, rf->rf2);
- rt73usb_rf_write(rt2x00dev, 3, rf->rf3 | 0x00000004);
- rt73usb_rf_write(rt2x00dev, 4, rf->rf4);
-
- rt73usb_rf_write(rt2x00dev, 1, rf->rf1);
- rt73usb_rf_write(rt2x00dev, 2, rf->rf2);
- rt73usb_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004);
- rt73usb_rf_write(rt2x00dev, 4, rf->rf4);
-
- udelay(10);
-}
-
-static void rt73usb_config_txpower(struct rt2x00_dev *rt2x00dev,
- const int txpower)
-{
- struct rf_channel rf;
-
- rt2x00_rf_read(rt2x00dev, 1, &rf.rf1);
- rt2x00_rf_read(rt2x00dev, 2, &rf.rf2);
- rt2x00_rf_read(rt2x00dev, 3, &rf.rf3);
- rt2x00_rf_read(rt2x00dev, 4, &rf.rf4);
+ rt73usb_register_read(rt2x00dev, MAC_CSR9, &reg);
+ rt2x00_set_field32(&reg, MAC_CSR9_SLOT_TIME, erp->slot_time);
+ rt73usb_register_write(rt2x00dev, MAC_CSR9, reg);
- rt73usb_config_channel(rt2x00dev, &rf, txpower);
+ rt73usb_register_read(rt2x00dev, MAC_CSR8, &reg);
+ rt2x00_set_field32(&reg, MAC_CSR8_SIFS, erp->sifs);
+ rt2x00_set_field32(&reg, MAC_CSR8_SIFS_AFTER_RX_OFDM, 3);
+ rt2x00_set_field32(&reg, MAC_CSR8_EIFS, erp->eifs);
+ rt73usb_register_write(rt2x00dev, MAC_CSR8, reg);
}
static void rt73usb_config_antenna_5x(struct rt2x00_dev *rt2x00dev,
@@ -869,8 +791,8 @@ static const struct antenna_sel antenna_sel_bg[] = {
{ 98, { 0x48, 0x48 } },
};
-static void rt73usb_config_antenna(struct rt2x00_dev *rt2x00dev,
- struct antenna_setup *ant)
+static void rt73usb_config_ant(struct rt2x00_dev *rt2x00dev,
+ struct antenna_setup *ant)
{
const struct antenna_sel *sel;
unsigned int lna;
@@ -912,20 +834,98 @@ static void rt73usb_config_antenna(struct rt2x00_dev *rt2x00dev,
rt73usb_config_antenna_2x(rt2x00dev, ant);
}
-static void rt73usb_config_duration(struct rt2x00_dev *rt2x00dev,
+static void rt73usb_config_lna_gain(struct rt2x00_dev *rt2x00dev,
struct rt2x00lib_conf *libconf)
{
+ u16 eeprom;
+ short lna_gain = 0;
+
+ if (libconf->conf->channel->band == IEEE80211_BAND_2GHZ) {
+ if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags))
+ lna_gain += 14;
+
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_BG, &eeprom);
+ lna_gain -= rt2x00_get_field16(eeprom, EEPROM_RSSI_OFFSET_BG_1);
+ } else {
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_A, &eeprom);
+ lna_gain -= rt2x00_get_field16(eeprom, EEPROM_RSSI_OFFSET_A_1);
+ }
+
+ rt2x00dev->lna_gain = lna_gain;
+}
+
+static void rt73usb_config_channel(struct rt2x00_dev *rt2x00dev,
+ struct rf_channel *rf, const int txpower)
+{
+ u8 r3;
+ u8 r94;
+ u8 smart;
+
+ rt2x00_set_field32(&rf->rf3, RF3_TXPOWER, TXPOWER_TO_DEV(txpower));
+ rt2x00_set_field32(&rf->rf4, RF4_FREQ_OFFSET, rt2x00dev->freq_offset);
+
+ smart = !(rt2x00_rf(&rt2x00dev->chip, RF5225) ||
+ rt2x00_rf(&rt2x00dev->chip, RF2527));
+
+ rt73usb_bbp_read(rt2x00dev, 3, &r3);
+ rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, smart);
+ rt73usb_bbp_write(rt2x00dev, 3, r3);
+
+ r94 = 6;
+ if (txpower > MAX_TXPOWER && txpower <= (MAX_TXPOWER + r94))
+ r94 += txpower - MAX_TXPOWER;
+ else if (txpower < MIN_TXPOWER && txpower >= (MIN_TXPOWER - r94))
+ r94 += txpower;
+ rt73usb_bbp_write(rt2x00dev, 94, r94);
+
+ rt73usb_rf_write(rt2x00dev, 1, rf->rf1);
+ rt73usb_rf_write(rt2x00dev, 2, rf->rf2);
+ rt73usb_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004);
+ rt73usb_rf_write(rt2x00dev, 4, rf->rf4);
+
+ rt73usb_rf_write(rt2x00dev, 1, rf->rf1);
+ rt73usb_rf_write(rt2x00dev, 2, rf->rf2);
+ rt73usb_rf_write(rt2x00dev, 3, rf->rf3 | 0x00000004);
+ rt73usb_rf_write(rt2x00dev, 4, rf->rf4);
+
+ rt73usb_rf_write(rt2x00dev, 1, rf->rf1);
+ rt73usb_rf_write(rt2x00dev, 2, rf->rf2);
+ rt73usb_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004);
+ rt73usb_rf_write(rt2x00dev, 4, rf->rf4);
+
+ udelay(10);
+}
+
+static void rt73usb_config_txpower(struct rt2x00_dev *rt2x00dev,
+ const int txpower)
+{
+ struct rf_channel rf;
+
+ rt2x00_rf_read(rt2x00dev, 1, &rf.rf1);
+ rt2x00_rf_read(rt2x00dev, 2, &rf.rf2);
+ rt2x00_rf_read(rt2x00dev, 3, &rf.rf3);
+ rt2x00_rf_read(rt2x00dev, 4, &rf.rf4);
+
+ rt73usb_config_channel(rt2x00dev, &rf, txpower);
+}
+
+static void rt73usb_config_retry_limit(struct rt2x00_dev *rt2x00dev,
+ struct rt2x00lib_conf *libconf)
+{
u32 reg;
- rt73usb_register_read(rt2x00dev, MAC_CSR9, &reg);
- rt2x00_set_field32(&reg, MAC_CSR9_SLOT_TIME, libconf->slot_time);
- rt73usb_register_write(rt2x00dev, MAC_CSR9, reg);
+ rt73usb_register_read(rt2x00dev, TXRX_CSR4, &reg);
+ rt2x00_set_field32(&reg, TXRX_CSR4_LONG_RETRY_LIMIT,
+ libconf->conf->long_frame_max_tx_count);
+ rt2x00_set_field32(&reg, TXRX_CSR4_SHORT_RETRY_LIMIT,
+ libconf->conf->short_frame_max_tx_count);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR4, reg);
+}
- rt73usb_register_read(rt2x00dev, MAC_CSR8, &reg);
- 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, libconf->eifs);
- rt73usb_register_write(rt2x00dev, MAC_CSR8, reg);
+static void rt73usb_config_duration(struct rt2x00_dev *rt2x00dev,
+ struct rt2x00lib_conf *libconf)
+{
+ u32 reg;
rt73usb_register_read(rt2x00dev, TXRX_CSR0, &reg);
rt2x00_set_field32(&reg, TXRX_CSR0_TSF_OFFSET, IEEE80211_HEADER);
@@ -948,16 +948,15 @@ static void rt73usb_config(struct rt2x00_dev *rt2x00dev,
/* Always recalculate LNA gain before changing configuration */
rt73usb_config_lna_gain(rt2x00dev, libconf);
- if (flags & CONFIG_UPDATE_PHYMODE)
- rt73usb_config_phymode(rt2x00dev, libconf->basic_rates);
- if (flags & CONFIG_UPDATE_CHANNEL)
+ if (flags & IEEE80211_CONF_CHANGE_CHANNEL)
rt73usb_config_channel(rt2x00dev, &libconf->rf,
libconf->conf->power_level);
- if ((flags & CONFIG_UPDATE_TXPOWER) && !(flags & CONFIG_UPDATE_CHANNEL))
+ if ((flags & IEEE80211_CONF_CHANGE_POWER) &&
+ !(flags & IEEE80211_CONF_CHANGE_CHANNEL))
rt73usb_config_txpower(rt2x00dev, libconf->conf->power_level);
- if (flags & CONFIG_UPDATE_ANTENNA)
- rt73usb_config_antenna(rt2x00dev, &libconf->ant);
- if (flags & (CONFIG_UPDATE_SLOT_TIME | CONFIG_UPDATE_BEACON_INT))
+ if (flags & IEEE80211_CONF_CHANGE_RETRY_LIMITS)
+ rt73usb_config_retry_limit(rt2x00dev, libconf);
+ if (flags & IEEE80211_CONF_CHANGE_BEACON_INTERVAL)
rt73usb_config_duration(rt2x00dev, libconf);
}
@@ -2209,20 +2208,6 @@ static int rt73usb_probe_hw(struct rt2x00_dev *rt2x00dev)
/*
* IEEE80211 stack callback functions.
*/
-static int rt73usb_set_retry_limit(struct ieee80211_hw *hw,
- u32 short_retry, u32 long_retry)
-{
- struct rt2x00_dev *rt2x00dev = hw->priv;
- u32 reg;
-
- rt73usb_register_read(rt2x00dev, TXRX_CSR4, &reg);
- rt2x00_set_field32(&reg, TXRX_CSR4_LONG_RETRY_LIMIT, long_retry);
- rt2x00_set_field32(&reg, TXRX_CSR4_SHORT_RETRY_LIMIT, short_retry);
- rt73usb_register_write(rt2x00dev, TXRX_CSR4, reg);
-
- return 0;
-}
-
static int rt73usb_conf_tx(struct ieee80211_hw *hw, u16 queue_idx,
const struct ieee80211_tx_queue_params *params)
{
@@ -2345,8 +2330,8 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = {
.config_filter = rt73usb_config_filter,
.config_intf = rt73usb_config_intf,
.config_erp = rt73usb_config_erp,
+ .config_ant = rt73usb_config_ant,
.config = rt73usb_config,
- .set_retry_limit = rt73usb_set_retry_limit,
};
static const struct data_queue_desc rt73usb_queue_rx = {
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 01:57:26 +0000