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path: root/drivers/net/wireless/ath/carl9170/main.c
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Diffstat (limited to 'drivers/net/wireless/ath/carl9170/main.c')
-rw-r--r--drivers/net/wireless/ath/carl9170/main.c81
1 files changed, 19 insertions, 62 deletions
diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c
index cca3b086aa70..1540e9827f48 100644
--- a/drivers/net/wireless/ath/carl9170/main.c
+++ b/drivers/net/wireless/ath/carl9170/main.c
@@ -307,8 +307,7 @@ static void carl9170_zap_queues(struct ar9170 *ar)
for (i = 0; i < ar->hw->queues; i++)
ar->tx_stats[i].limit = CARL9170_NUM_TX_LIMIT_HARD;
- for (i = 0; i < DIV_ROUND_UP(ar->fw.mem_blocks, BITS_PER_LONG); i++)
- ar->mem_bitmap[i] = 0;
+ bitmap_zero(ar->mem_bitmap, ar->fw.mem_blocks);
rcu_read_lock();
list_for_each_entry_rcu(cvif, &ar->vif_list, list) {
@@ -1033,7 +1032,7 @@ static void carl9170_op_configure_filter(struct ieee80211_hw *hw,
static void carl9170_op_bss_info_changed(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *bss_conf,
- u32 changed)
+ u64 changed)
{
struct ar9170 *ar = hw->priv;
struct ath_common *common = &ar->common;
@@ -1116,7 +1115,7 @@ static void carl9170_op_bss_info_changed(struct ieee80211_hw *hw,
}
if (changed & BSS_CHANGED_ASSOC) {
- ar->common.curaid = bss_conf->aid;
+ ar->common.curaid = vif->cfg.aid;
err = carl9170_set_beacon_timers(ar);
if (err)
goto out;
@@ -1307,8 +1306,8 @@ static int carl9170_op_sta_add(struct ieee80211_hw *hw,
atomic_set(&sta_info->pending_frames, 0);
- if (sta->ht_cap.ht_supported) {
- if (sta->ht_cap.ampdu_density > 6) {
+ if (sta->deflink.ht_cap.ht_supported) {
+ if (sta->deflink.ht_cap.ampdu_density > 6) {
/*
* HW does support 16us AMPDU density.
* No HT-Xmit for station.
@@ -1320,7 +1319,7 @@ static int carl9170_op_sta_add(struct ieee80211_hw *hw,
for (i = 0; i < ARRAY_SIZE(sta_info->agg); i++)
RCU_INIT_POINTER(sta_info->agg[i], NULL);
- sta_info->ampdu_max_len = 1 << (3 + sta->ht_cap.ampdu_factor);
+ sta_info->ampdu_max_len = 1 << (3 + sta->deflink.ht_cap.ampdu_factor);
sta_info->ht_sta = true;
}
@@ -1336,7 +1335,7 @@ static int carl9170_op_sta_remove(struct ieee80211_hw *hw,
unsigned int i;
bool cleanup = false;
- if (sta->ht_cap.ht_supported) {
+ if (sta->deflink.ht_cap.ht_supported) {
sta_info->ht_sta = false;
@@ -1366,7 +1365,8 @@ static int carl9170_op_sta_remove(struct ieee80211_hw *hw,
}
static int carl9170_op_conf_tx(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif, u16 queue,
+ struct ieee80211_vif *vif,
+ unsigned int link_id, u16 queue,
const struct ieee80211_tx_queue_params *param)
{
struct ar9170 *ar = hw->priv;
@@ -1413,7 +1413,7 @@ static int carl9170_op_ampdu_action(struct ieee80211_hw *hw,
return -EOPNOTSUPP;
tid_info = kzalloc(sizeof(struct carl9170_sta_tid),
- GFP_ATOMIC);
+ GFP_KERNEL);
if (!tid_info)
return -ENOMEM;
@@ -1495,7 +1495,7 @@ static int carl9170_register_wps_button(struct ar9170 *ar)
if (!(ar->features & CARL9170_WPS_BUTTON))
return 0;
- input = input_allocate_device();
+ input = devm_input_allocate_device(&ar->udev->dev);
if (!input)
return -ENOMEM;
@@ -1513,10 +1513,8 @@ static int carl9170_register_wps_button(struct ar9170 *ar)
input_set_capability(input, EV_KEY, KEY_WPS_BUTTON);
err = input_register_device(input);
- if (err) {
- input_free_device(input);
+ if (err)
return err;
- }
ar->wps.pbc = input;
return 0;
@@ -1540,7 +1538,7 @@ static int carl9170_rng_get(struct ar9170 *ar)
BUILD_BUG_ON(RB > CARL9170_MAX_CMD_PAYLOAD_LEN);
- if (!IS_ACCEPTING_CMD(ar) || !ar->rng.initialized)
+ if (!IS_ACCEPTING_CMD(ar))
return -EAGAIN;
count = ARRAY_SIZE(ar->rng.cache);
@@ -1586,14 +1584,6 @@ static int carl9170_rng_read(struct hwrng *rng, u32 *data)
return sizeof(u16);
}
-static void carl9170_unregister_hwrng(struct ar9170 *ar)
-{
- if (ar->rng.initialized) {
- hwrng_unregister(&ar->rng.rng);
- ar->rng.initialized = false;
- }
-}
-
static int carl9170_register_hwrng(struct ar9170 *ar)
{
int err;
@@ -1604,25 +1594,14 @@ static int carl9170_register_hwrng(struct ar9170 *ar)
ar->rng.rng.data_read = carl9170_rng_read;
ar->rng.rng.priv = (unsigned long)ar;
- if (WARN_ON(ar->rng.initialized))
- return -EALREADY;
-
- err = hwrng_register(&ar->rng.rng);
+ err = devm_hwrng_register(&ar->udev->dev, &ar->rng.rng);
if (err) {
dev_err(&ar->udev->dev, "Failed to register the random "
"number generator (%d)\n", err);
return err;
}
- ar->rng.initialized = true;
-
- err = carl9170_rng_get(ar);
- if (err) {
- carl9170_unregister_hwrng(ar);
- return err;
- }
-
- return 0;
+ return carl9170_rng_get(ar);
}
#endif /* CONFIG_CARL9170_HWRNG */
@@ -1915,7 +1894,7 @@ static int carl9170_parse_eeprom(struct ar9170 *ar)
WARN_ON(!(tx_streams >= 1 && tx_streams <=
IEEE80211_HT_MCS_TX_MAX_STREAMS));
- tx_params = (tx_streams - 1) <<
+ tx_params |= (tx_streams - 1) <<
IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT;
carl9170_band_2GHz.ht_cap.mcs.tx_params |= tx_params;
@@ -1938,7 +1917,8 @@ static int carl9170_parse_eeprom(struct ar9170 *ar)
if (!bands)
return -EINVAL;
- ar->survey = kcalloc(chans, sizeof(struct survey_info), GFP_KERNEL);
+ ar->survey = devm_kcalloc(&ar->udev->dev, chans,
+ sizeof(struct survey_info), GFP_KERNEL);
if (!ar->survey)
return -ENOMEM;
ar->num_channels = chans;
@@ -1965,13 +1945,7 @@ int carl9170_register(struct ar9170 *ar)
struct ath_regulatory *regulatory = &ar->common.regulatory;
int err = 0, i;
- if (WARN_ON(ar->mem_bitmap))
- return -EINVAL;
-
- ar->mem_bitmap = kcalloc(roundup(ar->fw.mem_blocks, BITS_PER_LONG),
- sizeof(unsigned long),
- GFP_KERNEL);
-
+ ar->mem_bitmap = devm_bitmap_zalloc(&ar->udev->dev, ar->fw.mem_blocks, GFP_KERNEL);
if (!ar->mem_bitmap)
return -ENOMEM;
@@ -2060,17 +2034,6 @@ void carl9170_unregister(struct ar9170 *ar)
carl9170_debugfs_unregister(ar);
#endif /* CONFIG_CARL9170_DEBUGFS */
-#ifdef CONFIG_CARL9170_WPC
- if (ar->wps.pbc) {
- input_unregister_device(ar->wps.pbc);
- ar->wps.pbc = NULL;
- }
-#endif /* CONFIG_CARL9170_WPC */
-
-#ifdef CONFIG_CARL9170_HWRNG
- carl9170_unregister_hwrng(ar);
-#endif /* CONFIG_CARL9170_HWRNG */
-
carl9170_cancel_worker(ar);
cancel_work_sync(&ar->restart_work);
@@ -2085,12 +2048,6 @@ void carl9170_free(struct ar9170 *ar)
kfree_skb(ar->rx_failover);
ar->rx_failover = NULL;
- kfree(ar->mem_bitmap);
- ar->mem_bitmap = NULL;
-
- kfree(ar->survey);
- ar->survey = NULL;
-
mutex_destroy(&ar->mutex);
ieee80211_free_hw(ar->hw);
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