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-rw-r--r--drivers/net/wireless/ath/carl9170/carl9170.h8
-rw-r--r--drivers/net/wireless/ath/carl9170/debug.c4
-rw-r--r--drivers/net/wireless/ath/carl9170/mac.c8
-rw-r--r--drivers/net/wireless/ath/carl9170/main.c11
-rw-r--r--drivers/net/wireless/ath/carl9170/phy.c85
-rw-r--r--drivers/net/wireless/ath/carl9170/tx.c69
6 files changed, 68 insertions, 117 deletions
diff --git a/drivers/net/wireless/ath/carl9170/carl9170.h b/drivers/net/wireless/ath/carl9170/carl9170.h
index 25599741cd8a..9dce106cd6d4 100644
--- a/drivers/net/wireless/ath/carl9170/carl9170.h
+++ b/drivers/net/wireless/ath/carl9170/carl9170.h
@@ -70,12 +70,6 @@
static const u8 ar9170_qmap[__AR9170_NUM_TXQ] = { 3, 2, 1, 0 };
-enum carl9170_rf_init_mode {
- CARL9170_RFI_NONE,
- CARL9170_RFI_WARM,
- CARL9170_RFI_COLD,
-};
-
#define CARL9170_MAX_RX_BUFFER_SIZE 8192
enum carl9170_device_state {
@@ -599,7 +593,7 @@ int carl9170_led_set_state(struct ar9170 *ar, const u32 led_state);
/* PHY / RF */
int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel,
- enum nl80211_channel_type bw, enum carl9170_rf_init_mode rfi);
+ enum nl80211_channel_type bw);
int carl9170_get_noisefloor(struct ar9170 *ar);
/* FW */
diff --git a/drivers/net/wireless/ath/carl9170/debug.c b/drivers/net/wireless/ath/carl9170/debug.c
index 93fe6003a493..3d70cd277fd7 100644
--- a/drivers/net/wireless/ath/carl9170/debug.c
+++ b/drivers/net/wireless/ath/carl9170/debug.c
@@ -654,8 +654,8 @@ static ssize_t carl9170_debugfs_bug_write(struct ar9170 *ar, const char *buf,
goto out;
case 'P':
- err = carl9170_set_channel(ar, ar->hw->conf.channel,
- ar->hw->conf.channel_type, CARL9170_RFI_COLD);
+ err = carl9170_set_channel(ar, ar->hw->conf.chandef.chan,
+ cfg80211_get_chandef_type(&ar->hw->conf.chandef));
if (err < 0)
count = err;
diff --git a/drivers/net/wireless/ath/carl9170/mac.c b/drivers/net/wireless/ath/carl9170/mac.c
index 24d75ab94f0d..a2f005703c04 100644
--- a/drivers/net/wireless/ath/carl9170/mac.c
+++ b/drivers/net/wireless/ath/carl9170/mac.c
@@ -48,7 +48,7 @@ int carl9170_set_dyn_sifs_ack(struct ar9170 *ar)
if (conf_is_ht40(&ar->hw->conf))
val = 0x010a;
else {
- if (ar->hw->conf.channel->band == IEEE80211_BAND_2GHZ)
+ if (ar->hw->conf.chandef.chan->band == IEEE80211_BAND_2GHZ)
val = 0x105;
else
val = 0x104;
@@ -66,7 +66,7 @@ int carl9170_set_rts_cts_rate(struct ar9170 *ar)
rts_rate = 0x1da;
cts_rate = 0x10a;
} else {
- if (ar->hw->conf.channel->band == IEEE80211_BAND_2GHZ) {
+ if (ar->hw->conf.chandef.chan->band == IEEE80211_BAND_2GHZ) {
/* 11 mbit CCK */
rts_rate = 033;
cts_rate = 003;
@@ -93,7 +93,7 @@ int carl9170_set_slot_time(struct ar9170 *ar)
return 0;
}
- if ((ar->hw->conf.channel->band == IEEE80211_BAND_5GHZ) ||
+ if ((ar->hw->conf.chandef.chan->band == IEEE80211_BAND_5GHZ) ||
vif->bss_conf.use_short_slot)
slottime = 9;
@@ -120,7 +120,7 @@ int carl9170_set_mac_rates(struct ar9170 *ar)
basic |= (vif->bss_conf.basic_rates & 0xff0) << 4;
rcu_read_unlock();
- if (ar->hw->conf.channel->band == IEEE80211_BAND_5GHZ)
+ if (ar->hw->conf.chandef.chan->band == IEEE80211_BAND_5GHZ)
mandatory = 0xff00; /* OFDM 6/9/12/18/24/36/48/54 */
else
mandatory = 0xff0f; /* OFDM (6/9../54) + CCK (1/2/5.5/11) */
diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c
index f293b3ff4756..e9010a481dfd 100644
--- a/drivers/net/wireless/ath/carl9170/main.c
+++ b/drivers/net/wireless/ath/carl9170/main.c
@@ -929,6 +929,9 @@ static int carl9170_op_config(struct ieee80211_hw *hw, u32 changed)
}
if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
+ enum nl80211_channel_type channel_type =
+ cfg80211_get_chandef_type(&hw->conf.chandef);
+
/* adjust slot time for 5 GHz */
err = carl9170_set_slot_time(ar);
if (err)
@@ -938,8 +941,8 @@ static int carl9170_op_config(struct ieee80211_hw *hw, u32 changed)
if (err)
goto out;
- err = carl9170_set_channel(ar, hw->conf.channel,
- hw->conf.channel_type, CARL9170_RFI_NONE);
+ err = carl9170_set_channel(ar, hw->conf.chandef.chan,
+ channel_type);
if (err)
goto out;
@@ -957,7 +960,7 @@ static int carl9170_op_config(struct ieee80211_hw *hw, u32 changed)
}
if (changed & IEEE80211_CONF_CHANGE_POWER) {
- err = carl9170_set_mac_tpc(ar, ar->hw->conf.channel);
+ err = carl9170_set_mac_tpc(ar, ar->hw->conf.chandef.chan);
if (err)
goto out;
}
@@ -1703,7 +1706,7 @@ found:
return 0;
}
-static void carl9170_op_flush(struct ieee80211_hw *hw, bool drop)
+static void carl9170_op_flush(struct ieee80211_hw *hw, u32 queues, bool drop)
{
struct ar9170 *ar = hw->priv;
unsigned int vid;
diff --git a/drivers/net/wireless/ath/carl9170/phy.c b/drivers/net/wireless/ath/carl9170/phy.c
index b72c09cf43a4..ab4ee7d39ad3 100644
--- a/drivers/net/wireless/ath/carl9170/phy.c
+++ b/drivers/net/wireless/ath/carl9170/phy.c
@@ -1331,7 +1331,7 @@ static void carl9170_calc_ctl(struct ar9170 *ar, u32 freq, enum carl9170_bw bw)
* CTL_ETSI for 2GHz and CTL_FCC for 5GHz.
*/
ctl_grp = ath_regd_get_band_ctl(&ar->common.regulatory,
- ar->hw->conf.channel->band);
+ ar->hw->conf.chandef.chan->band);
/* ctl group not found - either invalid band (NO_CTL) or ww roaming */
if (ctl_grp == NO_CTL || ctl_grp == SD_NO_CTL)
@@ -1341,7 +1341,7 @@ static void carl9170_calc_ctl(struct ar9170 *ar, u32 freq, enum carl9170_bw bw)
/* skip CTL and heavy clip for CTL_MKK and CTL_ETSI */
return;
- if (ar->hw->conf.channel->band == IEEE80211_BAND_2GHZ) {
+ if (ar->hw->conf.chandef.chan->band == IEEE80211_BAND_2GHZ) {
modes = mode_list_2ghz;
nr_modes = ARRAY_SIZE(mode_list_2ghz);
} else {
@@ -1569,16 +1569,14 @@ static enum carl9170_bw nl80211_to_carl(enum nl80211_channel_type type)
}
int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel,
- enum nl80211_channel_type _bw,
- enum carl9170_rf_init_mode rfi)
+ enum nl80211_channel_type _bw)
{
const struct carl9170_phy_freq_params *freqpar;
struct carl9170_rf_init_result rf_res;
struct carl9170_rf_init rf;
- u32 cmd, tmp, offs = 0, new_ht = 0;
+ u32 tmp, offs = 0, new_ht = 0;
int err;
enum carl9170_bw bw;
- bool warm_reset;
struct ieee80211_channel *old_channel = NULL;
bw = nl80211_to_carl(_bw);
@@ -1592,51 +1590,27 @@ int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel,
/* may be NULL at first setup */
if (ar->channel) {
old_channel = ar->channel;
- warm_reset = (old_channel->band != channel->band) ||
- (old_channel->center_freq ==
- channel->center_freq) ||
- (ar->ht_settings != new_ht);
-
ar->channel = NULL;
- } else {
- warm_reset = true;
}
- /* HW workaround */
- if (!ar->hw->wiphy->bands[IEEE80211_BAND_5GHZ] &&
- channel->center_freq <= 2417)
- warm_reset = true;
-
- if (rfi != CARL9170_RFI_NONE || warm_reset) {
- u32 val;
-
- if (rfi == CARL9170_RFI_COLD)
- val = AR9170_PWR_RESET_BB_COLD_RESET;
- else
- val = AR9170_PWR_RESET_BB_WARM_RESET;
-
- /* warm/cold reset BB/ADDA */
- err = carl9170_write_reg(ar, AR9170_PWR_REG_RESET, val);
- if (err)
- return err;
-
- err = carl9170_write_reg(ar, AR9170_PWR_REG_RESET, 0x0);
- if (err)
- return err;
+ /* cold reset BB/ADDA */
+ err = carl9170_write_reg(ar, AR9170_PWR_REG_RESET,
+ AR9170_PWR_RESET_BB_COLD_RESET);
+ if (err)
+ return err;
- err = carl9170_init_phy(ar, channel->band);
- if (err)
- return err;
+ err = carl9170_write_reg(ar, AR9170_PWR_REG_RESET, 0x0);
+ if (err)
+ return err;
- err = carl9170_init_rf_banks_0_7(ar,
- channel->band == IEEE80211_BAND_5GHZ);
- if (err)
- return err;
+ err = carl9170_init_phy(ar, channel->band);
+ if (err)
+ return err;
- cmd = CARL9170_CMD_RF_INIT;
- } else {
- cmd = CARL9170_CMD_FREQUENCY;
- }
+ err = carl9170_init_rf_banks_0_7(ar,
+ channel->band == IEEE80211_BAND_5GHZ);
+ if (err)
+ return err;
err = carl9170_exec_cmd(ar, CARL9170_CMD_FREQ_START, 0, NULL, 0, NULL);
if (err)
@@ -1648,8 +1622,8 @@ int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel,
return err;
err = carl9170_init_rf_bank4_pwr(ar,
- channel->band == IEEE80211_BAND_5GHZ,
- channel->center_freq, bw);
+ channel->band == IEEE80211_BAND_5GHZ,
+ channel->center_freq, bw);
if (err)
return err;
@@ -1703,13 +1677,8 @@ int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel,
rf.delta_slope_coeff_man = cpu_to_le32(freqpar->coeff_man);
rf.delta_slope_coeff_exp_shgi = cpu_to_le32(freqpar->coeff_exp_shgi);
rf.delta_slope_coeff_man_shgi = cpu_to_le32(freqpar->coeff_man_shgi);
-
- if (rfi != CARL9170_RFI_NONE)
- rf.finiteLoopCount = cpu_to_le32(2000);
- else
- rf.finiteLoopCount = cpu_to_le32(1000);
-
- err = carl9170_exec_cmd(ar, cmd, sizeof(rf), &rf,
+ rf.finiteLoopCount = cpu_to_le32(2000);
+ err = carl9170_exec_cmd(ar, CARL9170_CMD_RF_INIT, sizeof(rf), &rf,
sizeof(rf_res), &rf_res);
if (err)
return err;
@@ -1724,9 +1693,8 @@ int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel,
old_channel->center_freq : -1, channel->center_freq,
err);
- if ((rfi == CARL9170_RFI_COLD) || (ar->chan_fail > 3)) {
- /*
- * We have tried very hard to change to _another_
+ if (ar->chan_fail > 3) {
+ /* We have tried very hard to change to _another_
* channel and we've failed to do so!
* Chances are that the PHY/RF is no longer
* operable (due to corruptions/fatal events/bugs?)
@@ -1736,8 +1704,7 @@ int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel,
return 0;
}
- err = carl9170_set_channel(ar, channel, _bw,
- CARL9170_RFI_COLD);
+ err = carl9170_set_channel(ar, channel, _bw);
if (err)
return err;
} else {
diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c
index 9c0b150d5b8e..c61cafa2665b 100644
--- a/drivers/net/wireless/ath/carl9170/tx.c
+++ b/drivers/net/wireless/ath/carl9170/tx.c
@@ -387,8 +387,7 @@ static void carl9170_tx_status_process_ampdu(struct ar9170 *ar,
u8 tid;
if (!(txinfo->flags & IEEE80211_TX_CTL_AMPDU) ||
- txinfo->flags & IEEE80211_TX_CTL_INJECTED ||
- (!(super->f.mac_control & cpu_to_le16(AR9170_TX_MAC_AGGR))))
+ txinfo->flags & IEEE80211_TX_CTL_INJECTED)
return;
rcu_read_lock();
@@ -981,30 +980,6 @@ static int carl9170_tx_prepare(struct ar9170 *ar,
SET_VAL(CARL9170_TX_SUPER_AMPDU_FACTOR,
txc->s.ampdu_settings, factor);
-
- for (i = 0; i < CARL9170_TX_MAX_RATES; i++) {
- txrate = &info->control.rates[i];
- if (txrate->idx >= 0) {
- txc->s.ri[i] =
- CARL9170_TX_SUPER_RI_AMPDU;
-
- if (WARN_ON(!(txrate->flags &
- IEEE80211_TX_RC_MCS))) {
- /*
- * Not sure if it's even possible
- * to aggregate non-ht rates with
- * this HW.
- */
- goto err_out;
- }
- continue;
- }
-
- txrate->idx = 0;
- txrate->count = ar->hw->max_rate_tries;
- }
-
- mac_tmp |= cpu_to_le16(AR9170_TX_MAC_AGGR);
}
/*
@@ -1012,11 +987,31 @@ static int carl9170_tx_prepare(struct ar9170 *ar,
* taken from mac_control. For all fallback rate, the firmware
* updates the mac_control flags from the rate info field.
*/
- for (i = 1; i < CARL9170_TX_MAX_RATES; i++) {
+ for (i = 0; i < CARL9170_TX_MAX_RATES; i++) {
+ __le32 phy_set;
txrate = &info->control.rates[i];
if (txrate->idx < 0)
break;
+ phy_set = carl9170_tx_physet(ar, info, txrate);
+ if (i == 0) {
+ /* first rate - part of the hw's frame header */
+ txc->f.phy_control = phy_set;
+
+ if (ampdu && txrate->flags & IEEE80211_TX_RC_MCS)
+ mac_tmp |= cpu_to_le16(AR9170_TX_MAC_AGGR);
+ if (carl9170_tx_rts_check(ar, txrate, ampdu, no_ack))
+ mac_tmp |= cpu_to_le16(AR9170_TX_MAC_PROT_RTS);
+ else if (carl9170_tx_cts_check(ar, txrate))
+ mac_tmp |= cpu_to_le16(AR9170_TX_MAC_PROT_CTS);
+
+ } else {
+ /* fallback rates are stored in the firmware's
+ * retry rate set array.
+ */
+ txc->s.rr[i - 1] = phy_set;
+ }
+
SET_VAL(CARL9170_TX_SUPER_RI_TRIES, txc->s.ri[i],
txrate->count);
@@ -1027,21 +1022,13 @@ static int carl9170_tx_prepare(struct ar9170 *ar,
txc->s.ri[i] |= (AR9170_TX_MAC_PROT_CTS <<
CARL9170_TX_SUPER_RI_ERP_PROT_S);
- txc->s.rr[i - 1] = carl9170_tx_physet(ar, info, txrate);
+ if (ampdu && (txrate->flags & IEEE80211_TX_RC_MCS))
+ txc->s.ri[i] |= CARL9170_TX_SUPER_RI_AMPDU;
}
- txrate = &info->control.rates[0];
- SET_VAL(CARL9170_TX_SUPER_RI_TRIES, txc->s.ri[0], txrate->count);
-
- if (carl9170_tx_rts_check(ar, txrate, ampdu, no_ack))
- mac_tmp |= cpu_to_le16(AR9170_TX_MAC_PROT_RTS);
- else if (carl9170_tx_cts_check(ar, txrate))
- mac_tmp |= cpu_to_le16(AR9170_TX_MAC_PROT_CTS);
-
txc->s.len = cpu_to_le16(skb->len);
txc->f.length = cpu_to_le16(len + FCS_LEN);
txc->f.mac_control = mac_tmp;
- txc->f.phy_control = carl9170_tx_physet(ar, info, txrate);
arinfo = (void *)info->rate_driver_data;
arinfo->timeout = jiffies;
@@ -1381,9 +1368,9 @@ static void carl9170_tx(struct ar9170 *ar)
}
static bool carl9170_tx_ampdu_queue(struct ar9170 *ar,
- struct ieee80211_sta *sta, struct sk_buff *skb)
+ struct ieee80211_sta *sta, struct sk_buff *skb,
+ struct ieee80211_tx_info *txinfo)
{
- struct _carl9170_tx_superframe *super = (void *) skb->data;
struct carl9170_sta_info *sta_info;
struct carl9170_sta_tid *agg;
struct sk_buff *iter;
@@ -1450,7 +1437,7 @@ err_unlock:
err_unlock_rcu:
rcu_read_unlock();
- super->f.mac_control &= ~cpu_to_le16(AR9170_TX_MAC_AGGR);
+ txinfo->flags &= ~IEEE80211_TX_CTL_AMPDU;
carl9170_tx_status(ar, skb, false);
ar->tx_dropped++;
return false;
@@ -1492,7 +1479,7 @@ void carl9170_op_tx(struct ieee80211_hw *hw,
* sta == NULL checks are redundant in this
* special case.
*/
- run = carl9170_tx_ampdu_queue(ar, sta, skb);
+ run = carl9170_tx_ampdu_queue(ar, sta, skb, info);
if (run)
carl9170_tx_ampdu(ar);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.