When checking for the band, use channel->band.
Change ath5k_hw_nic_wakeup() and ath5k_channel_ok() to take
ieee80211_channel. Change ath5k_hw_radio_revision() to take
ieee80211_band.
Signed-off-by: Pavel Roskin <proski@gnu.org>
Tested-by: Sedat Dilek <sedat.dilek@gmail.com>
Acked-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
#define AR5K_SLOT_TIME_20 880
#define AR5K_SLOT_TIME_MAX 0xffff
-/* channel_flags */
-#define CHANNEL_CW_INT 0x0008 /* Contention Window interference detected */
-#define CHANNEL_CCK 0x0020 /* CCK channel */
-#define CHANNEL_OFDM 0x0040 /* OFDM channel */
-#define CHANNEL_2GHZ 0x0080 /* 2GHz channel. */
-#define CHANNEL_5GHZ 0x0100 /* 5GHz channel */
-#define CHANNEL_PASSIVE 0x0200 /* Only passive scan allowed */
-#define CHANNEL_DYN 0x0400 /* Dynamic CCK-OFDM channel (for g operation) */
-
-#define CHANNEL_A (CHANNEL_5GHZ | CHANNEL_OFDM)
-#define CHANNEL_B (CHANNEL_2GHZ | CHANNEL_CCK)
-#define CHANNEL_G (CHANNEL_2GHZ | CHANNEL_OFDM)
-
-#define CHANNEL_ALL (CHANNEL_OFDM | CHANNEL_CCK | \
- CHANNEL_2GHZ | CHANNEL_5GHZ)
-
-#define CHANNEL_MODES CHANNEL_ALL
-
-/*
- * Used internally for ath5k_hw_reset_tx_queue().
- * Also see struct struct ieee80211_channel.
- */
-#define IS_CHAN_B(_c) ((_c->hw_value & CHANNEL_B) != 0)
-
/*
* The following structure is used to map 2GHz channels to
* 5GHz Atheros channels.
struct ath5k_capabilities {
/*
* Supported PHY modes
- * (ie. CHANNEL_A, CHANNEL_B, ...)
+ * (ie. AR5K_MODE_11A, AR5K_MODE_11B, ...)
*/
DECLARE_BITMAP(cap_mode, AR5K_MODE_MAX);
/* Reset Functions */
-int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial);
+int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, struct ieee80211_channel *channel);
int ath5k_hw_on_hold(struct ath5k_hw *ah);
int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode,
struct ieee80211_channel *channel, bool fast, bool skip_pcu);
/* PHY functions */
/* Misc PHY functions */
-u16 ath5k_hw_radio_revision(struct ath5k_hw *ah, unsigned int chan);
+u16 ath5k_hw_radio_revision(struct ath5k_hw *ah, enum ieee80211_band band);
int ath5k_hw_phy_disable(struct ath5k_hw *ah);
/* Gain_F optimization */
enum ath5k_rfgain ath5k_hw_gainf_calibrate(struct ath5k_hw *ah);
int ath5k_hw_rfgain_opt_init(struct ath5k_hw *ah);
/* PHY/RF channel functions */
-bool ath5k_channel_ok(struct ath5k_hw *ah, u16 freq, unsigned int flags);
+bool ath5k_channel_ok(struct ath5k_hw *ah, struct ieee80211_channel *channel);
/* PHY calibration */
void ath5k_hw_init_nfcal_hist(struct ath5k_hw *ah);
int ath5k_hw_phy_calibrate(struct ath5k_hw *ah,
goto err;
/* Bring device out of sleep and reset its units */
- ret = ath5k_hw_nic_wakeup(ah, 0, true);
+ ret = ath5k_hw_nic_wakeup(ah, NULL);
if (ret)
goto err;
ah->ah_phy_revision = ath5k_hw_reg_read(ah, AR5K_PHY_CHIP_ID) &
0xffffffff;
ah->ah_radio_5ghz_revision = ath5k_hw_radio_revision(ah,
- CHANNEL_5GHZ);
+ IEEE80211_BAND_5GHZ);
/* Try to identify radio chip based on its srev */
switch (ah->ah_radio_5ghz_revision & 0xf0) {
ah->ah_radio = AR5K_RF5111;
ah->ah_single_chip = false;
ah->ah_radio_2ghz_revision = ath5k_hw_radio_revision(ah,
- CHANNEL_2GHZ);
+ IEEE80211_BAND_2GHZ);
break;
case AR5K_SREV_RAD_5112:
case AR5K_SREV_RAD_2112:
ah->ah_radio = AR5K_RF5112;
ah->ah_single_chip = false;
ah->ah_radio_2ghz_revision = ath5k_hw_radio_revision(ah,
- CHANNEL_2GHZ);
+ IEEE80211_BAND_2GHZ);
break;
case AR5K_SREV_RAD_2413:
ah->ah_radio = AR5K_RF2413;
ah->ah_radio = AR5K_RF5111;
ah->ah_single_chip = false;
ah->ah_radio_2ghz_revision = ath5k_hw_radio_revision(ah,
- CHANNEL_2GHZ);
+ IEEE80211_BAND_2GHZ);
} else if (ah->ah_mac_version == (AR5K_SREV_AR2425 >> 4) ||
ah->ah_mac_version == (AR5K_SREV_AR2417 >> 4) ||
ah->ah_phy_revision == AR5K_SREV_PHY_2425) {
ath5k_setup_channels(struct ath5k_hw *ah, struct ieee80211_channel *channels,
unsigned int mode, unsigned int max)
{
- unsigned int count, size, chfreq, freq, ch;
+ unsigned int count, size, freq, ch;
enum ieee80211_band band;
switch (mode) {
case AR5K_MODE_11A:
/* 1..220, but 2GHz frequencies are filtered by check_channel */
size = 220;
- chfreq = CHANNEL_5GHZ;
band = IEEE80211_BAND_5GHZ;
break;
case AR5K_MODE_11B:
case AR5K_MODE_11G:
size = 26;
- chfreq = CHANNEL_2GHZ;
band = IEEE80211_BAND_2GHZ;
break;
default:
if (freq == 0) /* mapping failed - not a standard channel */
continue;
+ /* Write channel info, needed for ath5k_channel_ok() */
+ channels[count].center_freq = freq;
+ channels[count].band = band;
+ channels[count].hw_value = mode;
+
/* Check if channel is supported by the chipset */
- if (!ath5k_channel_ok(ah, freq, chfreq))
+ if (!ath5k_channel_ok(ah, &channels[count]))
continue;
if (!modparam_all_channels &&
!ath5k_is_standard_channel(ch, band))
continue;
- /* Write channel info and increment counter */
- channels[count].center_freq = freq;
- channels[count].band = band;
- switch (mode) {
- case AR5K_MODE_11A:
- case AR5K_MODE_11G:
- channels[count].hw_value = chfreq | CHANNEL_OFDM;
- break;
- case AR5K_MODE_11B:
- channels[count].hw_value = CHANNEL_B;
- }
-
count++;
}
int
ath5k_eeprom_mode_from_channel(struct ieee80211_channel *channel)
{
- switch (channel->hw_value & CHANNEL_MODES) {
- case CHANNEL_A:
+ switch (channel->hw_value) {
+ case AR5K_MODE_11A:
return AR5K_EEPROM_MODE_11A;
- case CHANNEL_G:
+ case AR5K_MODE_11G:
return AR5K_EEPROM_MODE_11G;
- case CHANNEL_B:
+ case AR5K_MODE_11B:
return AR5K_EEPROM_MODE_11B;
default:
return -1;
case AR5K_BWMODE_DEFAULT:
default:
slot_time = AR5K_INIT_SLOT_TIME_DEFAULT;
- if ((channel->hw_value & CHANNEL_CCK) && !ah->ah_short_slot)
+ if ((channel->hw_value == AR5K_MODE_11B) && !ah->ah_short_slot)
slot_time = AR5K_INIT_SLOT_TIME_B;
break;
}
case AR5K_BWMODE_DEFAULT:
sifs = AR5K_INIT_SIFS_DEFAULT_BG;
default:
- if (channel->hw_value & CHANNEL_5GHZ)
+ if (channel->band == IEEE80211_BAND_5GHZ)
sifs = AR5K_INIT_SIFS_DEFAULT_A;
break;
}
/*
* Get the PHY Chip revision
*/
-u16 ath5k_hw_radio_revision(struct ath5k_hw *ah, unsigned int chan)
+u16 ath5k_hw_radio_revision(struct ath5k_hw *ah, enum ieee80211_band band)
{
unsigned int i;
u32 srev;
/*
* Set the radio chip access register
*/
- switch (chan) {
- case CHANNEL_2GHZ:
+ switch (band) {
+ case IEEE80211_BAND_2GHZ:
ath5k_hw_reg_write(ah, AR5K_PHY_SHIFT_2GHZ, AR5K_PHY(0));
break;
- case CHANNEL_5GHZ:
+ case IEEE80211_BAND_5GHZ:
ath5k_hw_reg_write(ah, AR5K_PHY_SHIFT_5GHZ, AR5K_PHY(0));
break;
default:
/*
* Check if a channel is supported
*/
-bool ath5k_channel_ok(struct ath5k_hw *ah, u16 freq, unsigned int flags)
+bool ath5k_channel_ok(struct ath5k_hw *ah, struct ieee80211_channel *channel)
{
+ u16 freq = channel->center_freq;
+
/* Check if the channel is in our supported range */
- if (flags & CHANNEL_2GHZ) {
+ if (channel->band == IEEE80211_BAND_2GHZ) {
if ((freq >= ah->ah_capabilities.cap_range.range_2ghz_min) &&
(freq <= ah->ah_capabilities.cap_range.range_2ghz_max))
return true;
- } else if (flags & CHANNEL_5GHZ)
+ } else if (channel->band == IEEE80211_BAND_5GHZ)
if ((freq >= ah->ah_capabilities.cap_range.range_5ghz_min) &&
(freq <= ah->ah_capabilities.cap_range.range_5ghz_max))
return true;
ds_coef_exp, ds_coef_man, clock;
BUG_ON(!(ah->ah_version == AR5K_AR5212) ||
- !(channel->hw_value & CHANNEL_OFDM));
+ (channel->hw_value == AR5K_MODE_11B));
/* Get coefficient
* ALGO: coef = (5 * clock / carrier_freq) / 2
u32 delay;
delay = ath5k_hw_reg_read(ah, AR5K_PHY_RX_DELAY) &
AR5K_PHY_RX_DELAY_M;
- delay = (channel->hw_value & CHANNEL_CCK) ?
+ delay = (channel->hw_value == AR5K_MODE_11B) ?
((delay << 2) / 22) : (delay / 10);
if (ah->ah_bwmode == AR5K_BWMODE_10MHZ)
delay = delay << 1;
}
/* Set Output and Driver bias current (OB/DB) */
- if (channel->hw_value & CHANNEL_2GHZ) {
+ if (channel->band == IEEE80211_BAND_2GHZ) {
- if (channel->hw_value & CHANNEL_CCK)
+ if (channel->hw_value == AR5K_MODE_11B)
ee_mode = AR5K_EEPROM_MODE_11B;
else
ee_mode = AR5K_EEPROM_MODE_11G;
AR5K_RF_DB_2GHZ, true);
/* RF5111 always needs OB/DB for 5GHz, even if we use 2GHz */
- } else if ((channel->hw_value & CHANNEL_5GHZ) ||
+ } else if ((channel->band == IEEE80211_BAND_5GHZ) ||
(ah->ah_radio == AR5K_RF5111)) {
/* For 11a, Turbo and XR we need to choose
if (ah->ah_radio == AR5K_RF5111) {
/* Set gain_F settings according to current step */
- if (channel->hw_value & CHANNEL_OFDM) {
+ if (channel->hw_value != AR5K_MODE_11B) {
AR5K_REG_WRITE_BITS(ah, AR5K_PHY_FRAME_CTL,
AR5K_PHY_FRAME_CTL_TX_CLIP,
if (ah->ah_radio == AR5K_RF5112) {
/* Set gain_F settings according to current step */
- if (channel->hw_value & CHANNEL_OFDM) {
+ if (channel->hw_value != AR5K_MODE_11B) {
ath5k_hw_rfb_op(ah, rf_regs, g_step->gos_param[0],
AR5K_RF_MIXGAIN_OVR, true);
}
if (ah->ah_radio == AR5K_RF5413 &&
- channel->hw_value & CHANNEL_2GHZ) {
+ channel->band == IEEE80211_BAND_2GHZ) {
ath5k_hw_rfb_op(ah, rf_regs, 1, AR5K_RF_DERBY_CHAN_SEL_MODE,
true);
*/
data0 = data1 = 0;
- if (channel->hw_value & CHANNEL_2GHZ) {
+ if (channel->band == IEEE80211_BAND_2GHZ) {
/* Map 2GHz channel to 5GHz Atheros channel ID */
ret = ath5k_hw_rf5111_chan2athchan(
ieee80211_frequency_to_channel(channel->center_freq),
int ret;
/*
* Check bounds supported by the PHY (we don't care about regulatory
- * restrictions at this point). Note: hw_value already has the band
- * (CHANNEL_2GHZ, or CHANNEL_5GHZ) so we inform ath5k_channel_ok()
- * of the band by that */
- if (!ath5k_channel_ok(ah, channel->center_freq, channel->hw_value)) {
+ * restrictions at this point).
+ */
+ if (!ath5k_channel_ok(ah, channel)) {
ATH5K_ERR(ah,
"channel frequency (%u MHz) out of supported "
"band range\n",
ret = ath5k_hw_rf511x_iq_calibrate(ah);
if ((ah->ah_radio == AR5K_RF5111 || ah->ah_radio == AR5K_RF5112) &&
- (channel->hw_value & CHANNEL_OFDM))
+ (channel->hw_value != AR5K_MODE_11B))
ath5k_hw_request_rfgain_probe(ah);
return ret;
/* Convert current frequency to fbin value (the same way channels
* are stored on EEPROM, check out ath5k_eeprom_bin2freq) and scale
* up by 2 so we can compare it later */
- if (channel->hw_value & CHANNEL_2GHZ) {
+ if (channel->band == IEEE80211_BAND_2GHZ) {
chan_fbin = (channel->center_freq - 2300) * 10;
freq_band = AR5K_EEPROM_BAND_2GHZ;
} else {
spur_freq_sigma_delta = (spur_delta_phase >> 10);
symbol_width = AR5K_SPUR_SYMBOL_WIDTH_BASE_100Hz / 4;
default:
- if (channel->hw_value == CHANNEL_A) {
+ if (channel->band == IEEE80211_BAND_5GHZ) {
/* Both sample_freq and chip_freq are 40MHz */
spur_delta_phase = (spur_offset << 17) / 25;
spur_freq_sigma_delta =
idx_l = 0;
idx_r = 0;
- if (!(channel->hw_value & CHANNEL_OFDM)) {
+ switch (channel->hw_value) {
+ case AR5K_EEPROM_MODE_11A:
+ pcinfo = ee->ee_pwr_cal_a;
+ mode = AR5K_EEPROM_MODE_11A;
+ break;
+ case AR5K_EEPROM_MODE_11B:
pcinfo = ee->ee_pwr_cal_b;
mode = AR5K_EEPROM_MODE_11B;
- } else if (channel->hw_value & CHANNEL_2GHZ) {
+ break;
+ case AR5K_EEPROM_MODE_11G:
+ default:
pcinfo = ee->ee_pwr_cal_g;
mode = AR5K_EEPROM_MODE_11G;
- } else {
- pcinfo = ee->ee_pwr_cal_a;
- mode = AR5K_EEPROM_MODE_11A;
+ break;
}
max = ee->ee_n_piers[mode] - 1;
idx_l = 0;
idx_r = 0;
- if (!(channel->hw_value & CHANNEL_OFDM)) {
+ switch (channel->hw_value) {
+ case AR5K_MODE_11A:
+ rpinfo = ee->ee_rate_tpwr_a;
+ mode = AR5K_EEPROM_MODE_11A;
+ break;
+ case AR5K_MODE_11B:
rpinfo = ee->ee_rate_tpwr_b;
mode = AR5K_EEPROM_MODE_11B;
- } else if (channel->hw_value & CHANNEL_2GHZ) {
+ break;
+ case AR5K_MODE_11G:
+ default:
rpinfo = ee->ee_rate_tpwr_g;
mode = AR5K_EEPROM_MODE_11G;
- } else {
- rpinfo = ee->ee_rate_tpwr_a;
- mode = AR5K_EEPROM_MODE_11A;
+ break;
}
max = ee->ee_rate_target_pwr_num[mode] - 1;
ctl_mode = ath_regd_get_band_ctl(regulatory, channel->band);
- switch (channel->hw_value & CHANNEL_MODES) {
- case CHANNEL_A:
+ switch (channel->hw_value) {
+ case AR5K_MODE_11A:
if (ah->ah_bwmode == AR5K_BWMODE_40MHZ)
ctl_mode |= AR5K_CTL_TURBO;
else
ctl_mode |= AR5K_CTL_11A;
break;
- case CHANNEL_G:
+ case AR5K_MODE_11G:
if (ah->ah_bwmode == AR5K_BWMODE_40MHZ)
ctl_mode |= AR5K_CTL_TURBOG;
else
ctl_mode |= AR5K_CTL_11G;
break;
- case CHANNEL_B:
+ case AR5K_MODE_11B:
ctl_mode |= AR5K_CTL_11B;
break;
default:
/* Write OFDM timings on 5212*/
if (ah->ah_version == AR5K_AR5212 &&
- channel->hw_value & CHANNEL_OFDM) {
+ channel->hw_value != AR5K_MODE_11B) {
ret = ath5k_hw_write_ofdm_timings(ah, channel);
if (ret)
*
* Also we have different lowest rate for 802.11a
*/
- if (channel->hw_value & CHANNEL_5GHZ)
+ if (channel->band == IEEE80211_BAND_5GHZ)
rate = &ah->sbands[IEEE80211_BAND_5GHZ].bitrates[0];
else
rate = &ah->sbands[IEEE80211_BAND_2GHZ].bitrates[0];
/*
* Set core clock frequency
*/
- if (channel->hw_value & CHANNEL_5GHZ)
- clock = 40; /* 802.11a */
- else if (channel->hw_value & CHANNEL_CCK)
- clock = 22; /* 802.11b */
- else
- clock = 44; /* 802.11g */
+ switch (channel->hw_value) {
+ case AR5K_MODE_11A:
+ clock = 40;
+ break;
+ case AR5K_MODE_11B:
+ clock = 22;
+ break;
+ case AR5K_MODE_11G:
+ default:
+ clock = 44;
+ break;
+ }
/* Use clock multiplier for non-default
* bwmode */
/*
* Bring up MAC + PHY Chips and program PLL
+ * Channel is NULL for the initial wakeup.
*/
-int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial)
+int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, struct ieee80211_channel *channel)
{
struct pci_dev *pdev = ah->pdev;
u32 turbo, mode, clock, bus_flags;
mode = 0;
clock = 0;
- if ((ath5k_get_bus_type(ah) != ATH_AHB) || !initial) {
+ if ((ath5k_get_bus_type(ah) != ATH_AHB) || channel) {
/* Wakeup the device */
ret = ath5k_hw_set_power(ah, AR5K_PM_AWAKE, true, 0);
if (ret) {
/* On initialization skip PLL programming since we don't have
* a channel / mode set yet */
- if (initial)
+ if (!channel)
return 0;
if (ah->ah_version != AR5K_AR5210) {
clock = AR5K_PHY_PLL_RF5111; /*Zero*/
}
- if (flags & CHANNEL_2GHZ) {
+ if (channel->band == IEEE80211_BAND_2GHZ) {
mode |= AR5K_PHY_MODE_FREQ_2GHZ;
clock |= AR5K_PHY_PLL_44MHZ;
- if (flags & CHANNEL_CCK) {
+ if (channel->hw_value == AR5K_MODE_11B) {
mode |= AR5K_PHY_MODE_MOD_CCK;
- } else if (flags & CHANNEL_OFDM) {
+ } else {
/* XXX Dynamic OFDM/CCK is not supported by the
* AR5211 so we set MOD_OFDM for plain g (no
* CCK headers) operation. We need to test
mode |= AR5K_PHY_MODE_MOD_OFDM;
else
mode |= AR5K_PHY_MODE_MOD_DYN;
- } else {
- ATH5K_ERR(ah,
- "invalid radio modulation mode\n");
- return -EINVAL;
}
- } else if (flags & CHANNEL_5GHZ) {
- mode |= AR5K_PHY_MODE_FREQ_5GHZ;
+ } else if (channel->band == IEEE80211_BAND_5GHZ) {
+ mode |= (AR5K_PHY_MODE_FREQ_5GHZ |
+ AR5K_PHY_MODE_MOD_OFDM);
/* Different PLL setting for 5413 */
if (ah->ah_radio == AR5K_RF5413)
clock = AR5K_PHY_PLL_40MHZ_5413;
else
clock |= AR5K_PHY_PLL_40MHZ;
-
- if (flags & CHANNEL_OFDM)
- mode |= AR5K_PHY_MODE_MOD_OFDM;
- else {
- ATH5K_ERR(ah,
- "invalid radio modulation mode\n");
- return -EINVAL;
- }
} else {
ATH5K_ERR(ah, "invalid radio frequency mode\n");
return -EINVAL;
u32 data;
ath5k_hw_reg_write(ah, AR5K_PHY_CCKTXCTL_WORLD,
AR5K_PHY_CCKTXCTL);
- if (channel->hw_value & CHANNEL_5GHZ)
+ if (channel->band == IEEE80211_BAND_5GHZ)
data = 0xffb81020;
else
data = 0xffb80d20;
/* Set CCK to OFDM power delta on tx power
* adjustment register */
if (ah->ah_phy_revision >= AR5K_SREV_PHY_5212A) {
- if (channel->hw_value == CHANNEL_G)
+ if (channel->hw_value == AR5K_MODE_11G)
ath5k_hw_reg_write(ah,
AR5K_REG_SM((ee->ee_cck_ofdm_gain_delta * -1),
AR5K_PHY_TX_PWR_ADJ_CCK_GAIN_DELTA) |
ret = 0;
}
- switch (channel->hw_value & CHANNEL_MODES) {
- case CHANNEL_A:
- mode = AR5K_MODE_11A;
+ mode = channel->hw_value;
+ switch (mode) {
+ case AR5K_MODE_11A:
break;
- case CHANNEL_G:
-
+ case AR5K_MODE_11G:
if (ah->ah_version <= AR5K_AR5211) {
ATH5K_ERR(ah,
"G mode not available on 5210/5211");
return -EINVAL;
}
-
- mode = AR5K_MODE_11G;
break;
- case CHANNEL_B:
-
+ case AR5K_MODE_11B:
if (ah->ah_version < AR5K_AR5211) {
ATH5K_ERR(ah,
"B mode not available on 5210");
return -EINVAL;
}
-
- mode = AR5K_MODE_11B;
break;
default:
ATH5K_ERR(ah,
}
/* Wakeup the device */
- ret = ath5k_hw_nic_wakeup(ah, channel->hw_value, false);
+ ret = ath5k_hw_nic_wakeup(ah, channel);
if (ret)
return ret;