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path: root/drivers/net/wireless/ath5k/base.c
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Diffstat (limited to 'drivers/net/wireless/ath5k/base.c')
-rw-r--r--drivers/net/wireless/ath5k/base.c127
1 files changed, 74 insertions, 53 deletions
diff --git a/drivers/net/wireless/ath5k/base.c b/drivers/net/wireless/ath5k/base.c
index 52e55f67b73..e3efd869922 100644
--- a/drivers/net/wireless/ath5k/base.c
+++ b/drivers/net/wireless/ath5k/base.c
@@ -80,7 +80,7 @@ MODULE_AUTHOR("Nick Kossifidis");
MODULE_DESCRIPTION("Support for 5xxx series of Atheros 802.11 wireless LAN cards.");
MODULE_SUPPORTED_DEVICE("Atheros 5xxx WLAN cards");
MODULE_LICENSE("Dual BSD/GPL");
-MODULE_VERSION("0.1.1 (EXPERIMENTAL)");
+MODULE_VERSION("0.5.0 (EXPERIMENTAL)");
/* Known PCI ids */
@@ -513,35 +513,46 @@ ath5k_pci_probe(struct pci_dev *pdev,
sc->ah->ah_mac_srev,
sc->ah->ah_phy_revision);
- if(!sc->ah->ah_single_chip){
+ if (!sc->ah->ah_single_chip) {
/* Single chip radio (!RF5111) */
- if(sc->ah->ah_radio_5ghz_revision && !sc->ah->ah_radio_2ghz_revision) {
+ if (sc->ah->ah_radio_5ghz_revision &&
+ !sc->ah->ah_radio_2ghz_revision) {
/* No 5GHz support -> report 2GHz radio */
- if(!test_bit(AR5K_MODE_11A, sc->ah->ah_capabilities.cap_mode)){
+ if (!test_bit(AR5K_MODE_11A,
+ sc->ah->ah_capabilities.cap_mode)) {
ATH5K_INFO(sc, "RF%s 2GHz radio found (0x%x)\n",
- ath5k_chip_name(AR5K_VERSION_RAD,sc->ah->ah_radio_5ghz_revision),
- sc->ah->ah_radio_5ghz_revision);
- /* No 2GHz support (5110 and some 5Ghz only cards) -> report 5Ghz radio */
- } else if(!test_bit(AR5K_MODE_11B, sc->ah->ah_capabilities.cap_mode)){
+ ath5k_chip_name(AR5K_VERSION_RAD,
+ sc->ah->ah_radio_5ghz_revision),
+ sc->ah->ah_radio_5ghz_revision);
+ /* No 2GHz support (5110 and some
+ * 5Ghz only cards) -> report 5Ghz radio */
+ } else if (!test_bit(AR5K_MODE_11B,
+ sc->ah->ah_capabilities.cap_mode)) {
ATH5K_INFO(sc, "RF%s 5GHz radio found (0x%x)\n",
- ath5k_chip_name(AR5K_VERSION_RAD,sc->ah->ah_radio_5ghz_revision),
- sc->ah->ah_radio_5ghz_revision);
+ ath5k_chip_name(AR5K_VERSION_RAD,
+ sc->ah->ah_radio_5ghz_revision),
+ sc->ah->ah_radio_5ghz_revision);
/* Multiband radio */
} else {
ATH5K_INFO(sc, "RF%s multiband radio found"
" (0x%x)\n",
- ath5k_chip_name(AR5K_VERSION_RAD,sc->ah->ah_radio_5ghz_revision),
- sc->ah->ah_radio_5ghz_revision);
+ ath5k_chip_name(AR5K_VERSION_RAD,
+ sc->ah->ah_radio_5ghz_revision),
+ sc->ah->ah_radio_5ghz_revision);
}
}
- /* Multi chip radio (RF5111 - RF2111) -> report both 2GHz/5GHz radios */
- else if(sc->ah->ah_radio_5ghz_revision && sc->ah->ah_radio_2ghz_revision){
+ /* Multi chip radio (RF5111 - RF2111) ->
+ * report both 2GHz/5GHz radios */
+ else if (sc->ah->ah_radio_5ghz_revision &&
+ sc->ah->ah_radio_2ghz_revision){
ATH5K_INFO(sc, "RF%s 5GHz radio found (0x%x)\n",
- ath5k_chip_name(AR5K_VERSION_RAD,sc->ah->ah_radio_5ghz_revision),
- sc->ah->ah_radio_5ghz_revision);
+ ath5k_chip_name(AR5K_VERSION_RAD,
+ sc->ah->ah_radio_5ghz_revision),
+ sc->ah->ah_radio_5ghz_revision);
ATH5K_INFO(sc, "RF%s 2GHz radio found (0x%x)\n",
- ath5k_chip_name(AR5K_VERSION_RAD,sc->ah->ah_radio_2ghz_revision),
- sc->ah->ah_radio_2ghz_revision);
+ ath5k_chip_name(AR5K_VERSION_RAD,
+ sc->ah->ah_radio_2ghz_revision),
+ sc->ah->ah_radio_2ghz_revision);
}
}
@@ -891,14 +902,17 @@ ath5k_copy_channels(struct ath5k_hw *ah,
/* Write channel info and increment counter */
channels[count].center_freq = freq;
-
- if((mode == AR5K_MODE_11A) ||
- (mode == AR5K_MODE_11G)){
- channels[count].hw_value = chfreq|CHANNEL_OFDM;
- } else if((mode == AR5K_MODE_11A_TURBO) ||
- (mode == AR5K_MODE_11G_TURBO)){
- channels[count].hw_value = chfreq|CHANNEL_OFDM|CHANNEL_TURBO;
- }if(mode == AR5K_MODE_11B) {
+ switch (mode) {
+ case AR5K_MODE_11A:
+ case AR5K_MODE_11G:
+ channels[count].hw_value = chfreq | CHANNEL_OFDM;
+ break;
+ case AR5K_MODE_11A_TURBO:
+ case AR5K_MODE_11G_TURBO:
+ channels[count].hw_value = chfreq |
+ CHANNEL_OFDM | CHANNEL_TURBO;
+ break;
+ case AR5K_MODE_11B:
channels[count].hw_value = CHANNEL_B;
}
@@ -926,15 +940,16 @@ ath5k_getchannels(struct ieee80211_hw *hw)
count_r = count_c = 0;
/* 2GHz band */
- if(!test_bit(AR5K_MODE_11G, sc->ah->ah_capabilities.cap_mode)){
+ if (!test_bit(AR5K_MODE_11G, sc->ah->ah_capabilities.cap_mode)) {
mode2g = AR5K_MODE_11B;
- if(!test_bit(AR5K_MODE_11B, sc->ah->ah_capabilities.cap_mode)){
+ if (!test_bit(AR5K_MODE_11B,
+ sc->ah->ah_capabilities.cap_mode))
mode2g = -1;
- }
}
- if(mode2g > 0){
- struct ieee80211_supported_band *sband = &sbands[IEEE80211_BAND_2GHZ];
+ if (mode2g > 0) {
+ struct ieee80211_supported_band *sband =
+ &sbands[IEEE80211_BAND_2GHZ];
sband->bitrates = sc->rates;
sband->channels = sc->channels;
@@ -945,7 +960,7 @@ ath5k_getchannels(struct ieee80211_hw *hw)
hw_rates = ath5k_hw_get_rate_table(ah, mode2g);
sband->n_bitrates = ath5k_copy_rates(sband->bitrates,
- hw_rates,max_r);
+ hw_rates, max_r);
count_c = sband->n_channels;
count_r = sband->n_bitrates;
@@ -959,8 +974,9 @@ ath5k_getchannels(struct ieee80211_hw *hw)
/* 5GHz band */
- if(test_bit(AR5K_MODE_11A, sc->ah->ah_capabilities.cap_mode)){
- struct ieee80211_supported_band *sband = &sbands[IEEE80211_BAND_5GHZ];
+ if (test_bit(AR5K_MODE_11A, sc->ah->ah_capabilities.cap_mode)) {
+ struct ieee80211_supported_band *sband =
+ &sbands[IEEE80211_BAND_5GHZ];
sband->bitrates = &sc->rates[count_r];
sband->channels = &sc->channels[count_c];
@@ -971,7 +987,7 @@ ath5k_getchannels(struct ieee80211_hw *hw)
hw_rates = ath5k_hw_get_rate_table(ah, AR5K_MODE_11A);
sband->n_bitrates = ath5k_copy_rates(sband->bitrates,
- hw_rates,max_r);
+ hw_rates, max_r);
hw->wiphy->bands[IEEE80211_BAND_5GHZ] = sband;
}
@@ -1109,7 +1125,7 @@ ath5k_setcurmode(struct ath5k_softc *sc, unsigned int mode)
sc->curmode = mode;
- if(mode == AR5K_MODE_11A){
+ if (mode == AR5K_MODE_11A) {
sc->curband = &sc->sbands[IEEE80211_BAND_5GHZ];
} else {
sc->curband = &sc->sbands[IEEE80211_BAND_2GHZ];
@@ -1161,43 +1177,43 @@ ath5k_mode_setup(struct ath5k_softc *sc)
* When hw returns eg. 27 it points to the last 802.11g rate (54Mbits) etc
*/
static void
-ath5k_set_total_hw_rates(struct ath5k_softc *sc){
+ath5k_set_total_hw_rates(struct ath5k_softc *sc) {
struct ath5k_hw *ah = sc->ah;
- if(test_bit(AR5K_MODE_11A, ah->ah_modes))
+ if (test_bit(AR5K_MODE_11A, ah->ah_modes))
sc->a_rates = 8;
- if(test_bit(AR5K_MODE_11B, ah->ah_modes))
+ if (test_bit(AR5K_MODE_11B, ah->ah_modes))
sc->b_rates = 4;
- if(test_bit(AR5K_MODE_11G, ah->ah_modes))
+ if (test_bit(AR5K_MODE_11G, ah->ah_modes))
sc->g_rates = 12;
/* XXX: Need to see what what happens when
xr disable bits in eeprom are set */
- if(ah->ah_version >= AR5K_AR5212)
+ if (ah->ah_version >= AR5K_AR5212)
sc->xr_rates = 4;
}
static inline int
-ath5k_hw_to_driver_rix(struct ath5k_softc *sc, int hw_rix){
+ath5k_hw_to_driver_rix(struct ath5k_softc *sc, int hw_rix) {
int mac80211_rix;
- if(sc->curband->band == IEEE80211_BAND_2GHZ){
+ if(sc->curband->band == IEEE80211_BAND_2GHZ) {
/* We setup a g ratetable for both b/g modes */
- mac80211_rix = hw_rix - sc->b_rates - sc->a_rates - sc->xr_rates;
+ mac80211_rix =
+ hw_rix - sc->b_rates - sc->a_rates - sc->xr_rates;
} else {
mac80211_rix = hw_rix - sc->xr_rates;
}
/* Something went wrong, fallback to basic rate for this band */
- if((mac80211_rix >= sc->curband->n_bitrates) ||
- (mac80211_rix <= 0 )){
+ if ((mac80211_rix >= sc->curband->n_bitrates) ||
+ (mac80211_rix <= 0 ))
mac80211_rix = 1;
- }
return mac80211_rix;
}
@@ -1306,7 +1322,8 @@ ath5k_txbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf,
ret = ah->ah_setup_tx_desc(ah, ds, pktlen,
ieee80211_get_hdrlen_from_skb(skb), AR5K_PKT_TYPE_NORMAL,
- (sc->power_level * 2), ctl->tx_rate->hw_value, ctl->retry_limit, keyidx, 0, flags, 0, 0);
+ (sc->power_level * 2), ctl->tx_rate->hw_value,
+ ctl->retry_limit, keyidx, 0, flags, 0, 0);
if (ret)
goto err_unmap;
@@ -1848,7 +1865,8 @@ accept:
rxs.signal = ds->ds_rxstat.rs_rssi * 100 / 64;
rxs.antenna = ds->ds_rxstat.rs_antenna;
- rxs.rate_idx = ath5k_hw_to_driver_rix(sc,ds->ds_rxstat.rs_rate);
+ rxs.rate_idx = ath5k_hw_to_driver_rix(sc,
+ ds->ds_rxstat.rs_rate);
rxs.flag |= ath5k_rx_decrypted(sc, ds, skb);
ath5k_debug_dump_skb(sc, skb, "RX ", 0);
@@ -1995,8 +2013,9 @@ ath5k_beacon_setup(struct ath5k_softc *sc, struct ath5k_buf *bf,
ds->ds_data = bf->skbaddr;
ret = ah->ah_setup_tx_desc(ah, ds, skb->len,
ieee80211_get_hdrlen_from_skb(skb),
- AR5K_PKT_TYPE_BEACON, (sc->power_level * 2), ctl->tx_rate->hw_value, 1,
- AR5K_TXKEYIX_INVALID, antenna, flags, 0, 0);
+ AR5K_PKT_TYPE_BEACON, (sc->power_level * 2),
+ ctl->tx_rate->hw_value, 1, AR5K_TXKEYIX_INVALID,
+ antenna, flags, 0, 0);
if (ret)
goto err_unmap;
@@ -2486,7 +2505,8 @@ ath5k_calibrate(unsigned long data)
struct ath5k_hw *ah = sc->ah;
ATH5K_DBG(sc, ATH5K_DEBUG_CALIBRATE, "channel %u/%x\n",
- ieee80211_frequency_to_channel(sc->curchan->center_freq), sc->curchan->hw_value);
+ ieee80211_frequency_to_channel(sc->curchan->center_freq),
+ sc->curchan->hw_value);
if (ath5k_hw_get_rf_gain(ah) == AR5K_RFGAIN_NEED_CHANGE) {
/*
@@ -2498,7 +2518,8 @@ ath5k_calibrate(unsigned long data)
}
if (ath5k_hw_phy_calibrate(ah, sc->curchan))
ATH5K_ERR(sc, "calibration of channel %u failed\n",
- ieee80211_frequency_to_channel(sc->curchan->center_freq));
+ ieee80211_frequency_to_channel(
+ sc->curchan->center_freq));
mod_timer(&sc->calib_tim, round_jiffies(jiffies +
msecs_to_jiffies(ath5k_calinterval * 1000)));
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-13 01:14:16 +0000