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authorJohn W. Linville <linville@tuxdriver.com>2014-01-17 23:43:17 +0400
committerJohn W. Linville <linville@tuxdriver.com>2014-01-17 23:43:17 +0400
commit7916a075571f0ccd0830cf3da293188a8b6045e3 (patch)
tree119c5bb9e513c8205efed485c2dc7b8271123326 /drivers/net/wireless/ath
parentcf84eb0b09c0f09b4c70a648b9dfeec78be61f07 (diff)
parente4e19c031901e95dc7d1cf0a2c9c50525d71651f (diff)
downloadlinux-7916a075571f0ccd0830cf3da293188a8b6045e3.tar.xz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
Diffstat (limited to 'drivers/net/wireless/ath')
-rw-r--r--drivers/net/wireless/ath/ath.h2
-rw-r--r--drivers/net/wireless/ath/ath10k/Kconfig7
-rw-r--r--drivers/net/wireless/ath/ath10k/core.h11
-rw-r--r--drivers/net/wireless/ath/ath10k/debug.c66
-rw-r--r--drivers/net/wireless/ath/ath10k/htt.h1
-rw-r--r--drivers/net/wireless/ath/ath10k/htt_rx.c15
-rw-r--r--drivers/net/wireless/ath/ath10k/hw.h1
-rw-r--r--drivers/net/wireless/ath/ath10k/mac.c375
-rw-r--r--drivers/net/wireless/ath/ath10k/trace.h21
-rw-r--r--drivers/net/wireless/ath/ath10k/txrx.c2
-rw-r--r--drivers/net/wireless/ath/ath10k/wmi.c106
-rw-r--r--drivers/net/wireless/ath/ath10k/wmi.h61
-rw-r--r--drivers/net/wireless/ath/ath5k/base.c34
-rw-r--r--drivers/net/wireless/ath/ath9k/Kconfig8
-rw-r--r--drivers/net/wireless/ath/ath9k/Makefile2
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_calib.c19
-rw-r--r--drivers/net/wireless/ath/ath9k/ath9k.h10
-rw-r--r--drivers/net/wireless/ath/ath9k/debug.c197
-rw-r--r--drivers/net/wireless/ath/ath9k/debug.h35
-rw-r--r--drivers/net/wireless/ath/ath9k/debug_sta.c269
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_init.c1
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_txrx.c4
-rw-r--r--drivers/net/wireless/ath/ath9k/init.c1
-rw-r--r--drivers/net/wireless/ath/ath9k/main.c40
-rw-r--r--drivers/net/wireless/ath/ath9k/recv.c22
-rw-r--r--drivers/net/wireless/ath/ath9k/xmit.c2
-rw-r--r--drivers/net/wireless/ath/carl9170/main.c12
-rw-r--r--drivers/net/wireless/ath/carl9170/rx.c9
-rw-r--r--drivers/net/wireless/ath/main.c8
-rw-r--r--drivers/net/wireless/ath/regd.c7
-rw-r--r--drivers/net/wireless/ath/wil6210/txrx.c2
31 files changed, 1117 insertions, 233 deletions
diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h
index e0ba7cd14252..b59cfbe0276b 100644
--- a/drivers/net/wireless/ath/ath.h
+++ b/drivers/net/wireless/ath/ath.h
@@ -17,6 +17,7 @@
#ifndef ATH_H
#define ATH_H
+#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/if_ether.h>
#include <linux/spinlock.h>
@@ -165,6 +166,7 @@ struct ath_common {
struct sk_buff *ath_rxbuf_alloc(struct ath_common *common,
u32 len,
gfp_t gfp_mask);
+bool ath_is_mybeacon(struct ath_common *common, struct ieee80211_hdr *hdr);
void ath_hw_setbssidmask(struct ath_common *common);
void ath_key_delete(struct ath_common *common, struct ieee80211_key_conf *key);
diff --git a/drivers/net/wireless/ath/ath10k/Kconfig b/drivers/net/wireless/ath/ath10k/Kconfig
index 82e8088ca9b4..a6f5285235af 100644
--- a/drivers/net/wireless/ath/ath10k/Kconfig
+++ b/drivers/net/wireless/ath/ath10k/Kconfig
@@ -37,3 +37,10 @@ config ATH10K_TRACING
---help---
Select this to ath10k use tracing infrastructure.
+config ATH10K_DFS_CERTIFIED
+ bool "Atheros DFS support for certified platforms"
+ depends on ATH10K && CFG80211_CERTIFICATION_ONUS
+ default n
+ ---help---
+ This option enables DFS support for initiating radiation on
+ ath10k.
diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h
index 79726e0fe2f0..ade1781c7186 100644
--- a/drivers/net/wireless/ath/ath10k/core.h
+++ b/drivers/net/wireless/ath/ath10k/core.h
@@ -253,6 +253,9 @@ struct ath10k_vif {
u8 bssid[ETH_ALEN];
} ibss;
} u;
+
+ u8 fixed_rate;
+ u8 fixed_nss;
};
struct ath10k_vif_iter {
@@ -272,6 +275,8 @@ struct ath10k_debug {
struct delayed_work htt_stats_dwork;
struct ath10k_dfs_stats dfs_stats;
struct ath_dfs_pool_stats dfs_pool_stats;
+
+ u32 fw_dbglog_mask;
};
enum ath10k_state {
@@ -306,6 +311,9 @@ enum ath10k_fw_features {
/* firmware support tx frame management over WMI, otherwise it's HTT */
ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX = 2,
+ /* Firmware does not support P2P */
+ ATH10K_FW_FEATURE_NO_P2P = 3,
+
/* keep last */
ATH10K_FW_FEATURE_COUNT,
};
@@ -429,6 +437,9 @@ struct ath10k {
struct list_head peers;
wait_queue_head_t peer_mapping_wq;
+ /* number of created peers; protected by data_lock */
+ int num_peers;
+
struct work_struct offchan_tx_work;
struct sk_buff_head offchan_tx_queue;
struct completion offchan_tx_completed;
diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c
index 6bdfad3144af..6debd281350a 100644
--- a/drivers/net/wireless/ath/ath10k/debug.c
+++ b/drivers/net/wireless/ath/ath10k/debug.c
@@ -614,6 +614,61 @@ static const struct file_operations fops_htt_stats_mask = {
.llseek = default_llseek,
};
+static ssize_t ath10k_read_fw_dbglog(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath10k *ar = file->private_data;
+ unsigned int len;
+ char buf[32];
+
+ len = scnprintf(buf, sizeof(buf), "0x%08x\n",
+ ar->debug.fw_dbglog_mask);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t ath10k_write_fw_dbglog(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath10k *ar = file->private_data;
+ unsigned long mask;
+ int ret;
+
+ ret = kstrtoul_from_user(user_buf, count, 0, &mask);
+ if (ret)
+ return ret;
+
+ mutex_lock(&ar->conf_mutex);
+
+ ar->debug.fw_dbglog_mask = mask;
+
+ if (ar->state == ATH10K_STATE_ON) {
+ ret = ath10k_wmi_dbglog_cfg(ar, ar->debug.fw_dbglog_mask);
+ if (ret) {
+ ath10k_warn("dbglog cfg failed from debugfs: %d\n",
+ ret);
+ goto exit;
+ }
+ }
+
+ ret = count;
+
+exit:
+ mutex_unlock(&ar->conf_mutex);
+
+ return ret;
+}
+
+static const struct file_operations fops_fw_dbglog = {
+ .read = ath10k_read_fw_dbglog,
+ .write = ath10k_write_fw_dbglog,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
int ath10k_debug_start(struct ath10k *ar)
{
int ret;
@@ -625,6 +680,14 @@ int ath10k_debug_start(struct ath10k *ar)
/* continue normally anyway, this isn't serious */
ath10k_warn("failed to start htt stats workqueue: %d\n", ret);
+ if (ar->debug.fw_dbglog_mask) {
+ ret = ath10k_wmi_dbglog_cfg(ar, ar->debug.fw_dbglog_mask);
+ if (ret)
+ /* not serious */
+ ath10k_warn("failed to enable dbglog during start: %d",
+ ret);
+ }
+
return 0;
}
@@ -747,6 +810,9 @@ int ath10k_debug_create(struct ath10k *ar)
debugfs_create_file("htt_stats_mask", S_IRUSR, ar->debug.debugfs_phy,
ar, &fops_htt_stats_mask);
+ debugfs_create_file("fw_dbglog", S_IRUSR, ar->debug.debugfs_phy,
+ ar, &fops_fw_dbglog);
+
if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED)) {
debugfs_create_file("dfs_simulate_radar", S_IWUSR,
ar->debug.debugfs_phy, ar,
diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h
index 7fc7919ea5f5..b93ae355bc08 100644
--- a/drivers/net/wireless/ath/ath10k/htt.h
+++ b/drivers/net/wireless/ath/ath10k/htt.h
@@ -1183,6 +1183,7 @@ struct htt_rx_info {
} rate;
bool fcs_err;
bool amsdu_more;
+ bool mic_err;
};
struct ath10k_htt {
diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c
index fcb534f2f28f..fe8bd1b59f0e 100644
--- a/drivers/net/wireless/ath/ath10k/htt_rx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_rx.c
@@ -838,6 +838,20 @@ static bool ath10k_htt_rx_has_fcs_err(struct sk_buff *skb)
return false;
}
+static bool ath10k_htt_rx_has_mic_err(struct sk_buff *skb)
+{
+ struct htt_rx_desc *rxd;
+ u32 flags;
+
+ rxd = (void *)skb->data - sizeof(*rxd);
+ flags = __le32_to_cpu(rxd->attention.flags);
+
+ if (flags & RX_ATTENTION_FLAGS_TKIP_MIC_ERR)
+ return true;
+
+ return false;
+}
+
static int ath10k_htt_rx_get_csum_state(struct sk_buff *skb)
{
struct htt_rx_desc *rxd;
@@ -960,6 +974,7 @@ static void ath10k_htt_rx_handler(struct ath10k_htt *htt,
info.skb = msdu_head;
info.fcs_err = ath10k_htt_rx_has_fcs_err(msdu_head);
+ info.mic_err = ath10k_htt_rx_has_mic_err(msdu_head);
info.signal = ATH10K_DEFAULT_NOISE_FLOOR;
info.signal += rx->ppdu.combined_rssi;
diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h
index 9535eaa09f09..f1505a25d810 100644
--- a/drivers/net/wireless/ath/ath10k/hw.h
+++ b/drivers/net/wireless/ath/ath10k/hw.h
@@ -115,6 +115,7 @@ enum ath10k_mcast2ucast_mode {
#define TARGET_10X_MAC_AGGR_DELIM 0
#define TARGET_10X_AST_SKID_LIMIT 16
#define TARGET_10X_NUM_PEERS (128 + (TARGET_10X_NUM_VDEVS))
+#define TARGET_10X_NUM_PEERS_MAX 128
#define TARGET_10X_NUM_OFFLOAD_PEERS 0
#define TARGET_10X_NUM_OFFLOAD_REORDER_BUFS 0
#define TARGET_10X_NUM_PEER_KEYS 2
diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index ce9ef3499ecb..776e364eadcd 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -332,6 +332,9 @@ static int ath10k_peer_create(struct ath10k *ar, u32 vdev_id, const u8 *addr)
ath10k_warn("Failed to wait for created wmi peer: %i\n", ret);
return ret;
}
+ spin_lock_bh(&ar->data_lock);
+ ar->num_peers++;
+ spin_unlock_bh(&ar->data_lock);
return 0;
}
@@ -377,6 +380,10 @@ static int ath10k_peer_delete(struct ath10k *ar, u32 vdev_id, const u8 *addr)
if (ret)
return ret;
+ spin_lock_bh(&ar->data_lock);
+ ar->num_peers--;
+ spin_unlock_bh(&ar->data_lock);
+
return 0;
}
@@ -396,6 +403,7 @@ static void ath10k_peer_cleanup(struct ath10k *ar, u32 vdev_id)
list_del(&peer->list);
kfree(peer);
+ ar->num_peers--;
}
spin_unlock_bh(&ar->data_lock);
}
@@ -411,6 +419,7 @@ static void ath10k_peer_cleanup_all(struct ath10k *ar)
list_del(&peer->list);
kfree(peer);
}
+ ar->num_peers = 0;
spin_unlock_bh(&ar->data_lock);
}
@@ -2205,7 +2214,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw,
struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif);
enum wmi_sta_powersave_param param;
int ret = 0;
- u32 value;
+ u32 value, param_id;
int bit;
u32 vdev_param;
@@ -2297,6 +2306,13 @@ static int ath10k_add_interface(struct ieee80211_hw *hw,
ath10k_warn("Failed to create peer for AP: %d\n", ret);
goto err_vdev_delete;
}
+
+ param_id = ar->wmi.pdev_param->sta_kickout_th;
+
+ /* Disable STA KICKOUT functionality in FW */
+ ret = ath10k_wmi_pdev_set_param(ar, param_id, 0);
+ if (ret)
+ ath10k_warn("Failed to disable STA KICKOUT\n");
}
if (arvif->vdev_type == WMI_VDEV_TYPE_STA) {
@@ -2842,6 +2858,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
{
struct ath10k *ar = hw->priv;
struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif);
+ int max_num_peers;
int ret = 0;
mutex_lock(&ar->conf_mutex);
@@ -2852,9 +2869,21 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
/*
* New station addition.
*/
+ if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features))
+ max_num_peers = TARGET_10X_NUM_PEERS_MAX - 1;
+ else
+ max_num_peers = TARGET_NUM_PEERS;
+
+ if (ar->num_peers >= max_num_peers) {
+ ath10k_warn("Number of peers exceeded: peers number %d (max peers %d)\n",
+ ar->num_peers, max_num_peers);
+ ret = -ENOBUFS;
+ goto exit;
+ }
+
ath10k_dbg(ATH10K_DBG_MAC,
- "mac vdev %d peer create %pM (new sta)\n",
- arvif->vdev_id, sta->addr);
+ "mac vdev %d peer create %pM (new sta) num_peers %d\n",
+ arvif->vdev_id, sta->addr, ar->num_peers);
ret = ath10k_peer_create(ar, arvif->vdev_id, sta->addr);
if (ret)
@@ -2904,7 +2933,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
ath10k_warn("Failed to disassociate station: %pM\n",
sta->addr);
}
-
+exit:
mutex_unlock(&ar->conf_mutex);
return ret;
}
@@ -3310,6 +3339,307 @@ exit:
return ret;
}
+/* Helper table for legacy fixed_rate/bitrate_mask */
+static const u8 cck_ofdm_rate[] = {
+ /* CCK */
+ 3, /* 1Mbps */
+ 2, /* 2Mbps */
+ 1, /* 5.5Mbps */
+ 0, /* 11Mbps */
+ /* OFDM */
+ 3, /* 6Mbps */
+ 7, /* 9Mbps */
+ 2, /* 12Mbps */
+ 6, /* 18Mbps */
+ 1, /* 24Mbps */
+ 5, /* 36Mbps */
+ 0, /* 48Mbps */
+ 4, /* 54Mbps */
+};
+
+/* Check if only one bit set */
+static int ath10k_check_single_mask(u32 mask)
+{
+ int bit;
+
+ bit = ffs(mask);
+ if (!bit)
+ return 0;
+
+ mask &= ~BIT(bit - 1);
+ if (mask)
+ return 2;
+
+ return 1;
+}
+
+static bool
+ath10k_default_bitrate_mask(struct ath10k *ar,
+ enum ieee80211_band band,
+ const struct cfg80211_bitrate_mask *mask)
+{
+ u32 legacy = 0x00ff;
+ u8 ht = 0xff, i;
+ u16 vht = 0x3ff;
+
+ switch (band) {
+ case IEEE80211_BAND_2GHZ:
+ legacy = 0x00fff;
+ vht = 0;
+ break;
+ case IEEE80211_BAND_5GHZ:
+ break;
+ default:
+ return false;
+ }
+
+ if (mask->control[band].legacy != legacy)
+ return false;
+
+ for (i = 0; i < ar->num_rf_chains; i++)
+ if (mask->control[band].ht_mcs[i] != ht)
+ return false;
+
+ for (i = 0; i < ar->num_rf_chains; i++)
+ if (mask->control[band].vht_mcs[i] != vht)
+ return false;
+
+ return true;
+}
+
+static bool
+ath10k_bitrate_mask_nss(const struct cfg80211_bitrate_mask *mask,
+ enum ieee80211_band band,
+ u8 *fixed_nss)
+{
+ int ht_nss = 0, vht_nss = 0, i;
+
+ /* check legacy */
+ if (ath10k_check_single_mask(mask->control[band].legacy))
+ return false;
+
+ /* check HT */
+ for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) {
+ if (mask->control[band].ht_mcs[i] == 0xff)
+ continue;
+ else if (mask->control[band].ht_mcs[i] == 0x00)
+ break;
+ else
+ return false;
+ }
+
+ ht_nss = i;
+
+ /* check VHT */
+ for (i = 0; i < NL80211_VHT_NSS_MAX; i++) {
+ if (mask->control[band].vht_mcs[i] == 0x03ff)
+ continue;
+ else if (mask->control[band].vht_mcs[i] == 0x0000)
+ break;
+ else
+ return false;
+ }
+
+ vht_nss = i;
+
+ if (ht_nss > 0 && vht_nss > 0)
+ return false;
+
+ if (ht_nss)
+ *fixed_nss = ht_nss;
+ else if (vht_nss)
+ *fixed_nss = vht_nss;
+ else
+ return false;
+
+ return true;
+}
+
+static bool
+ath10k_bitrate_mask_correct(const struct cfg80211_bitrate_mask *mask,
+ enum ieee80211_band band,
+ enum wmi_rate_preamble *preamble)
+{
+ int legacy = 0, ht = 0, vht = 0, i;
+
+ *preamble = WMI_RATE_PREAMBLE_OFDM;
+
+ /* check legacy */
+ legacy = ath10k_check_single_mask(mask->control[band].legacy);
+ if (legacy > 1)
+ return false;
+
+ /* check HT */
+ for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++)
+ ht += ath10k_check_single_mask(mask->control[band].ht_mcs[i]);
+ if (ht > 1)
+ return false;
+
+ /* check VHT */
+ for (i = 0; i < NL80211_VHT_NSS_MAX; i++)
+ vht += ath10k_check_single_mask(mask->control[band].vht_mcs[i]);
+ if (vht > 1)
+ return false;
+
+ /* Currently we support only one fixed_rate */
+ if ((legacy + ht + vht) != 1)
+ return false;
+
+ if (ht)
+ *preamble = WMI_RATE_PREAMBLE_HT;
+ else if (vht)
+ *preamble = WMI_RATE_PREAMBLE_VHT;
+
+ return true;
+}
+
+static bool
+ath10k_bitrate_mask_rate(const struct cfg80211_bitrate_mask *mask,
+ enum ieee80211_band band,
+ u8 *fixed_rate,
+ u8 *fixed_nss)
+{
+ u8 rate = 0, pream = 0, nss = 0, i;
+ enum wmi_rate_preamble preamble;
+
+ /* Check if single rate correct */
+ if (!ath10k_bitrate_mask_correct(mask, band, &preamble))
+ return false;
+
+ pream = preamble;
+
+ switch (preamble) {
+ case WMI_RATE_PREAMBLE_CCK:
+ case WMI_RATE_PREAMBLE_OFDM:
+ i = ffs(mask->control[band].legacy) - 1;
+
+ if (band == IEEE80211_BAND_2GHZ && i < 4)
+ pream = WMI_RATE_PREAMBLE_CCK;
+
+ if (band == IEEE80211_BAND_5GHZ)
+ i += 4;
+
+ if (i >= ARRAY_SIZE(cck_ofdm_rate))
+ return false;
+
+ rate = cck_ofdm_rate[i];
+ break;
+ case WMI_RATE_PREAMBLE_HT:
+ for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++)
+ if (mask->control[band].ht_mcs[i])
+ break;
+
+ if (i == IEEE80211_HT_MCS_MASK_LEN)
+ return false;
+
+ rate = ffs(mask->control[band].ht_mcs[i]) - 1;
+ nss = i;
+ break;
+ case WMI_RATE_PREAMBLE_VHT:
+ for (i = 0; i < NL80211_VHT_NSS_MAX; i++)
+ if (mask->control[band].vht_mcs[i])
+ break;
+
+ if (i == NL80211_VHT_NSS_MAX)
+ return false;
+
+ rate = ffs(mask->control[band].vht_mcs[i]) - 1;
+ nss = i;
+ break;
+ }
+
+ *fixed_nss = nss + 1;
+ nss <<= 4;
+ pream <<= 6;
+
+ ath10k_dbg(ATH10K_DBG_MAC, "mac fixed rate pream 0x%02x nss 0x%02x rate 0x%02x\n",
+ pream, nss, rate);
+
+ *fixed_rate = pream | nss | rate;
+
+ return true;
+}
+
+static bool ath10k_get_fixed_rate_nss(const struct cfg80211_bitrate_mask *mask,
+ enum ieee80211_band band,
+ u8 *fixed_rate,
+ u8 *fixed_nss)
+{
+ /* First check full NSS mask, if we can simply limit NSS */
+ if (ath10k_bitrate_mask_nss(mask, band, fixed_nss))
+ return true;
+
+ /* Next Check single rate is set */
+ return ath10k_bitrate_mask_rate(mask, band, fixed_rate, fixed_nss);
+}
+
+static int ath10k_set_fixed_rate_param(struct ath10k_vif *arvif,
+ u8 fixed_rate,
+ u8 fixed_nss)
+{
+ struct ath10k *ar = arvif->ar;
+ u32 vdev_param;
+ int ret = 0;
+
+ mutex_lock(&ar->conf_mutex);
+
+ if (arvif->fixed_rate == fixed_rate &&
+ arvif->fixed_nss == fixed_nss)
+ goto exit;
+
+ if (fixed_rate == WMI_FIXED_RATE_NONE)
+ ath10k_dbg(ATH10K_DBG_MAC, "mac disable fixed bitrate mask\n");
+
+ vdev_param = ar->wmi.vdev_param->fixed_rate;
+ ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id,
+ vdev_param, fixed_rate);
+ if (ret) {
+ ath10k_warn("Could not set fixed_rate param 0x%02x: %d\n",
+ fixed_rate, ret);
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ arvif->fixed_rate = fixed_rate;
+
+ vdev_param = ar->wmi.vdev_param->nss;
+ ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id,
+ vdev_param, fixed_nss);
+
+ if (ret) {
+ ath10k_warn("Could not set fixed_nss param %d: %d\n",
+ fixed_nss, ret);
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ arvif->fixed_nss = fixed_nss;
+
+exit:
+ mutex_unlock(&ar->conf_mutex);
+ return ret;
+}
+
+static int ath10k_set_bitrate_mask(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ const struct cfg80211_bitrate_mask *mask)
+{
+ struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif);
+ struct ath10k *ar = arvif->ar;
+ enum ieee80211_band band = ar->hw->conf.chandef.chan->band;
+ u8 fixed_rate = WMI_FIXED_RATE_NONE;
+ u8 fixed_nss = ar->num_rf_chains;
+
+ if (!ath10k_default_bitrate_mask(ar, band, mask)) {
+ if (!ath10k_get_fixed_rate_nss(mask, band,
+ &fixed_rate,
+ &fixed_nss))
+ return -EINVAL;
+ }
+
+ return ath10k_set_fixed_rate_param(arvif, fixed_rate, fixed_nss);
+}
+
static const struct ieee80211_ops ath10k_ops = {
.tx = ath10k_tx,
.start = ath10k_start,
@@ -3332,6 +3662,7 @@ static const struct ieee80211_ops ath10k_ops = {
.tx_last_beacon = ath10k_tx_last_beacon,
.restart_complete = ath10k_restart_complete,
.get_survey = ath10k_get_survey,
+ .set_bitrate_mask = ath10k_set_bitrate_mask,
#ifdef CONFIG_PM
.suspend = ath10k_suspend,
.resume = ath10k_resume,
@@ -3464,14 +3795,12 @@ static const struct ieee80211_iface_limit ath10k_if_limits[] = {
},
};
-#ifdef CONFIG_ATH10K_DFS_CERTIFIED
-static const struct ieee80211_iface_limit ath10k_if_dfs_limits[] = {
+static const struct ieee80211_iface_limit ath10k_10x_if_limits[] = {
{
.max = 8,
.types = BIT(NL80211_IFTYPE_AP)
},
};
-#endif
static const struct ieee80211_iface_combination ath10k_if_comb[] = {
{
@@ -3481,19 +3810,22 @@ static const struct ieee80211_iface_combination ath10k_if_comb[] = {
.num_different_channels = 1,
.beacon_int_infra_match = true,
},
-#ifdef CONFIG_ATH10K_DFS_CERTIFIED
+};
+
+static const struct ieee80211_iface_combination ath10k_10x_if_comb[] = {
{
- .limits = ath10k_if_dfs_limits,
- .n_limits = ARRAY_SIZE(ath10k_if_dfs_limits),
+ .limits = ath10k_10x_if_limits,
+ .n_limits = ARRAY_SIZE(ath10k_10x_if_limits),
.max_interfaces = 8,
.num_different_channels = 1,
.beacon_int_infra_match = true,
+#ifdef CONFIG_ATH10K_DFS_CERTIFIED
.radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
BIT(NL80211_CHAN_WIDTH_20) |
BIT(NL80211_CHAN_WIDTH_40) |
BIT(NL80211_CHAN_WIDTH_80),
- }
#endif
+ },
};
static struct ieee80211_sta_vht_cap ath10k_create_vht_cap(struct ath10k *ar)
@@ -3672,9 +4004,12 @@ int ath10k_mac_register(struct ath10k *ar)
ar->hw->wiphy->interface_modes =
BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_ADHOC) |
- BIT(NL80211_IFTYPE_AP) |
- BIT(NL80211_IFTYPE_P2P_CLIENT) |
- BIT(NL80211_IFTYPE_P2P_GO);
+ BIT(NL80211_IFTYPE_AP);
+
+ if (!test_bit(ATH10K_FW_FEATURE_NO_P2P, ar->fw_features))
+ ar->hw->wiphy->interface_modes |=
+ BIT(NL80211_IFTYPE_P2P_CLIENT) |
+ BIT(NL80211_IFTYPE_P2P_GO);
ar->hw->flags = IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_SUPPORTS_PS |
@@ -3704,7 +4039,6 @@ int ath10k_mac_register(struct ath10k *ar)
ar->hw->vif_data_size = sizeof(struct ath10k_vif);
- ar->hw->channel_change_time = 5000;
ar->hw->max_listen_interval = ATH10K_MAX_HW_LISTEN_INTERVAL;
ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
@@ -3717,8 +4051,15 @@ int ath10k_mac_register(struct ath10k *ar)
*/
ar->hw->queues = 4;
- ar->hw->wiphy->iface_combinations = ath10k_if_comb;
- ar->hw->wiphy->n_iface_combinations = ARRAY_SIZE(ath10k_if_comb);
+ if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) {
+ ar->hw->wiphy->iface_combinations = ath10k_10x_if_comb;
+ ar->hw->wiphy->n_iface_combinations =
+ ARRAY_SIZE(ath10k_10x_if_comb);
+ } else {
+ ar->hw->wiphy->iface_combinations = ath10k_if_comb;
+ ar->hw->wiphy->n_iface_combinations =
+ ARRAY_SIZE(ath10k_if_comb);
+ }
ar->hw->netdev_features = NETIF_F_HW_CSUM;
diff --git a/drivers/net/wireless/ath/ath10k/trace.h b/drivers/net/wireless/ath/ath10k/trace.h
index 90817ddc92ba..4eb2ecbc06ef 100644
--- a/drivers/net/wireless/ath/ath10k/trace.h
+++ b/drivers/net/wireless/ath/ath10k/trace.h
@@ -182,6 +182,27 @@ TRACE_EVENT(ath10k_htt_stats,
)
);
+TRACE_EVENT(ath10k_wmi_dbglog,
+ TP_PROTO(void *buf, size_t buf_len),
+
+ TP_ARGS(buf, buf_len),
+
+ TP_STRUCT__entry(
+ __field(size_t, buf_len)
+ __dynamic_array(u8, buf, buf_len)
+ ),
+
+ TP_fast_assign(
+ __entry->buf_len = buf_len;
+ memcpy(__get_dynamic_array(buf), buf, buf_len);
+ ),
+
+ TP_printk(
+ "len %zu",
+ __entry->buf_len
+ )
+);
+
#endif /* _TRACE_H_ || TRACE_HEADER_MULTI_READ*/
/* we don't want to use include/trace/events */
diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c
index 22829803f087..74f45fa6f428 100644
--- a/drivers/net/wireless/ath/ath10k/txrx.c
+++ b/drivers/net/wireless/ath/ath10k/txrx.c
@@ -231,7 +231,7 @@ void ath10k_process_rx(struct ath10k *ar, struct htt_rx_info *info)
~IEEE80211_FCTL_PROTECTED);
}
- if (info->status == HTT_RX_IND_MPDU_STATUS_TKIP_MIC_ERR)
+ if (info->mic_err)
status->flag |= RX_FLAG_MMIC_ERROR;
if (info->fcs_err)
diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index 1260a8d15dc3..712a606a080a 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -16,6 +16,7 @@
*/
#include <linux/skbuff.h>
+#include <linux/ctype.h>
#include "core.h"
#include "htc.h"
@@ -875,6 +876,7 @@ static int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb)
struct wmi_mgmt_rx_event_v2 *ev_v2;
struct wmi_mgmt_rx_hdr_v1 *ev_hdr;
struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
+ struct ieee80211_channel *ch;
struct ieee80211_hdr *hdr;
u32 rx_status;
u32 channel;
@@ -927,7 +929,25 @@ static int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb)
if (rx_status & WMI_RX_STATUS_ERR_MIC)
status->flag |= RX_FLAG_MMIC_ERROR;
- status->band = phy_mode_to_band(phy_mode);
+ /* HW can Rx CCK rates on 5GHz. In that case phy_mode is set to
+ * MODE_11B. This means phy_mode is not a reliable source for the band
+ * of mgmt rx. */
+
+ ch = ar->scan_channel;
+ if (!ch)
+ ch = ar->rx_channel;
+
+ if (ch) {
+ status->band = ch->band;
+
+ if (phy_mode == MODE_11B &&
+ status->band == IEEE80211_BAND_5GHZ)
+ ath10k_dbg(ATH10K_DBG_MGMT, "wmi mgmt rx 11b (CCK) on 5GHz\n");
+ } else {
+ ath10k_warn("using (unreliable) phy_mode to extract band for mgmt rx\n");
+ status->band = phy_mode_to_band(phy_mode);
+ }
+
status->freq = ieee80211_channel_to_frequency(channel, status->band);
status->signal = snr + ATH10K_DEFAULT_NOISE_FLOOR;
status->rate_idx = get_rate_idx(rate, status->band);
@@ -937,7 +957,11 @@ static int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb)
hdr = (struct ieee80211_hdr *)skb->data;
fc = le16_to_cpu(hdr->frame_control);
- if (fc & IEEE80211_FCTL_PROTECTED) {
+ /* FW delivers WEP Shared Auth frame with Protected Bit set and
+ * encrypted payload. However in case of PMF it delivers decrypted
+ * frames with Protected Bit set. */
+ if (ieee80211_has_protected(hdr->frame_control) &&
+ !ieee80211_is_auth(hdr->frame_control)) {
status->flag |= RX_FLAG_DECRYPTED | RX_FLAG_IV_STRIPPED |
RX_FLAG_MMIC_STRIPPED;
hdr->frame_control = __cpu_to_le16(fc &
@@ -1047,9 +1071,14 @@ static void ath10k_wmi_event_echo(struct ath10k *ar, struct sk_buff *skb)
ath10k_dbg(ATH10K_DBG_WMI, "WMI_ECHO_EVENTID\n");
}
-static void ath10k_wmi_event_debug_mesg(struct ath10k *ar, struct sk_buff *skb)
+static int ath10k_wmi_event_debug_mesg(struct ath10k *ar, struct sk_buff *skb)
{
- ath10k_dbg(ATH10K_DBG_WMI, "WMI_DEBUG_MESG_EVENTID\n");
+ ath10k_dbg(ATH10K_DBG_WMI, "wmi event debug mesg len %d\n",
+ skb->len);
+
+ trace_ath10k_wmi_dbglog(skb->data, skb->len);
+
+ return 0;
}
static void ath10k_wmi_event_update_stats(struct ath10k *ar,
@@ -1653,9 +1682,37 @@ static void ath10k_wmi_event_profile_match(struct ath10k *ar,
}
static void ath10k_wmi_event_debug_print(struct ath10k *ar,
- struct sk_buff *skb)
+ struct sk_buff *skb)
{
- ath10k_dbg(ATH10K_DBG_WMI, "WMI_DEBUG_PRINT_EVENTID\n");
+ char buf[101], c;
+ int i;
+
+ for (i = 0; i < sizeof(buf) - 1; i++) {
+ if (i >= skb->len)
+ break;
+
+ c = skb->data[i];
+
+ if (c == '\0')
+ break;
+
+ if (isascii(c) && isprint(c))
+ buf[i] = c;
+ else
+ buf[i] = '.';
+ }
+
+ if (i == sizeof(buf) - 1)
+ ath10k_warn("wmi debug print truncated: %d\n", skb->len);
+
+ /* for some reason the debug prints end with \n, remove that */
+ if (skb->data[i - 1] == '\n')
+ i--;
+
+ /* the last byte is always reserved for the null character */
+ buf[i] = '\0';
+
+ ath10k_dbg(ATH10K_DBG_WMI, "wmi event debug print '%s'\n", buf);
}
static void ath10k_wmi_event_pdev_qvit(struct ath10k *ar, struct sk_buff *skb)
@@ -3445,3 +3502,40 @@ int ath10k_wmi_force_fw_hang(struct ath10k *ar,
type, delay_ms);
return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->force_fw_hang_cmdid);
}
+
+int ath10k_wmi_dbglog_cfg(struct ath10k *ar, u32 module_enable)
+{
+ struct wmi_dbglog_cfg_cmd *cmd;
+ struct sk_buff *skb;
+ u32 cfg;
+
+ skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_dbglog_cfg_cmd *)skb->data;
+
+ if (module_enable) {
+ cfg = SM(ATH10K_DBGLOG_LEVEL_VERBOSE,
+ ATH10K_DBGLOG_CFG_LOG_LVL);
+ } else {
+ /* set back defaults, all modules with WARN level */
+ cfg = SM(ATH10K_DBGLOG_LEVEL_WARN,
+ ATH10K_DBGLOG_CFG_LOG_LVL);
+ module_enable = ~0;
+ }
+
+ cmd->module_enable = __cpu_to_le32(module_enable);
+ cmd->module_valid = __cpu_to_le32(~0);
+ cmd->config_enable = __cpu_to_le32(cfg);
+ cmd->config_valid = __cpu_to_le32(ATH10K_DBGLOG_CFG_LOG_LVL_MASK);
+
+ ath10k_dbg(ATH10K_DBG_WMI,
+ "wmi dbglog cfg modules %08x %08x config %08x %08x\n",
+ __le32_to_cpu(cmd->module_enable),
+ __le32_to_cpu(cmd->module_valid),
+ __le32_to_cpu(cmd->config_enable),
+ __le32_to_cpu(cmd->config_valid));
+
+ return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->dbglog_cfg_cmdid);
+}
diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h
index 0087d699b85b..4b5e7d3d32b6 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.h
+++ b/drivers/net/wireless/ath/ath10k/wmi.h
@@ -3003,6 +3003,18 @@ struct wmi_vdev_install_key_arg {
const void *key_data;
};
+/*
+ * vdev fixed rate format:
+ * - preamble - b7:b6 - see WMI_RATE_PREMABLE_
+ * - nss - b5:b4 - ss number (0 mean 1ss)
+ * - rate_mcs - b3:b0 - as below
+ * CCK: 0 - 11Mbps, 1 - 5,5Mbps, 2 - 2Mbps, 3 - 1Mbps,
+ * 4 - 11Mbps (s), 5 - 5,5Mbps (s), 6 - 2Mbps (s)
+ * OFDM: 0 - 48Mbps, 1 - 24Mbps, 2 - 12Mbps, 3 - 6Mbps,
+ * 4 - 54Mbps, 5 - 36Mbps, 6 - 18Mbps, 7 - 9Mbps
+ * HT/VHT: MCS index
+ */
+
/* Preamble types to be used with VDEV fixed rate configuration */
enum wmi_rate_preamble {
WMI_RATE_PREAMBLE_OFDM,
@@ -4090,6 +4102,54 @@ struct wmi_force_fw_hang_cmd {
__le32 delay_ms;
} __packed;
+enum ath10k_dbglog_level {
+ ATH10K_DBGLOG_LEVEL_VERBOSE = 0,
+ ATH10K_DBGLOG_LEVEL_INFO = 1,
+ ATH10K_DBGLOG_LEVEL_WARN = 2,
+ ATH10K_DBGLOG_LEVEL_ERR = 3,
+};
+
+/* VAP ids to enable dbglog */
+#define ATH10K_DBGLOG_CFG_VAP_LOG_LSB 0
+#define ATH10K_DBGLOG_CFG_VAP_LOG_MASK 0x0000ffff
+
+/* to enable dbglog in the firmware */
+#define ATH10K_DBGLOG_CFG_REPORTING_ENABLE_LSB 16
+#define ATH10K_DBGLOG_CFG_REPORTING_ENABLE_MASK 0x00010000
+
+/* timestamp resolution */
+#define ATH10K_DBGLOG_CFG_RESOLUTION_LSB 17
+#define ATH10K_DBGLOG_CFG_RESOLUTION_MASK 0x000E0000
+
+/* number of queued messages before sending them to the host */
+#define ATH10K_DBGLOG_CFG_REPORT_SIZE_LSB 20
+#define ATH10K_DBGLOG_CFG_REPORT_SIZE_MASK 0x0ff00000
+
+/*
+ * Log levels to enable. This defines the minimum level to enable, this is
+ * not a bitmask. See enum ath10k_dbglog_level for the values.
+ */
+#define ATH10K_DBGLOG_CFG_LOG_LVL_LSB 28
+#define ATH10K_DBGLOG_CFG_LOG_LVL_MASK 0x70000000
+
+/*
+ * Note: this is a cleaned up version of a struct firmware uses. For
+ * example, config_valid was hidden inside an array.
+ */
+struct wmi_dbglog_cfg_cmd {
+ /* bitmask to hold mod id config*/
+ __le32 module_enable;
+
+ /* see ATH10K_DBGLOG_CFG_ */
+ __le32 config_enable;
+
+ /* mask of module id bits to be changed */
+ __le32 module_valid;
+
+ /* mask of config bits to be changed, see ATH10K_DBGLOG_CFG_ */
+ __le32 config_valid;
+} __packed;
+
#define ATH10K_RTS_MAX 2347
#define ATH10K_FRAGMT_THRESHOLD_MIN 540
#define ATH10K_FRAGMT_THRESHOLD_MAX 2346
@@ -4167,5 +4227,6 @@ int ath10k_wmi_request_stats(struct ath10k *ar, enum wmi_stats_id stats_id);
int ath10k_wmi_force_fw_hang(struct ath10k *ar,
enum wmi_force_fw_hang_type type, u32 delay_ms);
int ath10k_wmi_mgmt_tx(struct ath10k *ar, struct sk_buff *skb);
+int ath10k_wmi_dbglog_cfg(struct ath10k *ar, u32 module_enable);
#endif /* _WMI_H_ */
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index 6396ad4bce67..ef35da84f63b 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -1238,14 +1238,11 @@ static void
ath5k_check_ibss_tsf(struct ath5k_hw *ah, struct sk_buff *skb,
struct ieee80211_rx_status *rxs)
{
- struct ath_common *common = ath5k_hw_common(ah);
u64 tsf, bc_tstamp;
u32 hw_tu;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data;
- if (ieee80211_is_beacon(mgmt->frame_control) &&
- le16_to_cpu(mgmt->u.beacon.capab_info) & WLAN_CAPABILITY_IBSS &&
- ether_addr_equal_64bits(mgmt->bssid, common->curbssid)) {
+ if (le16_to_cpu(mgmt->u.beacon.capab_info) & WLAN_CAPABILITY_IBSS) {
/*
* Received an IBSS beacon with the same BSSID. Hardware *must*
* have updated the local TSF. We have to work around various
@@ -1301,23 +1298,6 @@ ath5k_check_ibss_tsf(struct ath5k_hw *ah, struct sk_buff *skb,
}
}
-static void
-ath5k_update_beacon_rssi(struct ath5k_hw *ah, struct sk_buff *skb, int rssi)
-{
- struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data;
- struct ath_common *common = ath5k_hw_common(ah);
-
- /* only beacons from our BSSID */
- if (!ieee80211_is_beacon(mgmt->frame_control) ||
- !ether_addr_equal_64bits(mgmt->bssid, common->curbssid))
- return;
-
- ewma_add(&ah->ah_beacon_rssi_avg, rssi);
-
- /* in IBSS mode we should keep RSSI statistics per neighbour */
- /* le16_to_cpu(mgmt->u.beacon.capab_info) & WLAN_CAPABILITY_IBSS */
-}
-
/*
* Compute padding position. skb must contain an IEEE 802.11 frame
*/
@@ -1390,6 +1370,7 @@ ath5k_receive_frame(struct ath5k_hw *ah, struct sk_buff *skb,
struct ath5k_rx_status *rs)
{
struct ieee80211_rx_status *rxs;
+ struct ath_common *common = ath5k_hw_common(ah);
ath5k_remove_padding(skb);
@@ -1442,11 +1423,13 @@ ath5k_receive_frame(struct ath5k_hw *ah, struct sk_buff *skb,
trace_ath5k_rx(ah, skb);
- ath5k_update_beacon_rssi(ah, skb, rs->rs_rssi);
+ if (ath_is_mybeacon(common, (struct ieee80211_hdr *)skb->data)) {
+ ewma_add(&ah->ah_beacon_rssi_avg, rs->rs_rssi);
- /* check beacons in IBSS mode */
- if (ah->opmode == NL80211_IFTYPE_ADHOC)
- ath5k_check_ibss_tsf(ah, skb, rxs);
+ /* check beacons in IBSS mode */
+ if (ah->opmode == NL80211_IFTYPE_ADHOC)
+ ath5k_check_ibss_tsf(ah, skb, rxs);
+ }
ieee80211_rx(ah->hw, skb);
}
@@ -2549,7 +2532,6 @@ ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops)
hw->wiphy->available_antennas_rx = 0x3;
hw->extra_tx_headroom = 2;
- hw->channel_change_time = 5000;
/*
* Mark the device as detached to avoid processing
diff --git a/drivers/net/wireless/ath/ath9k/Kconfig b/drivers/net/wireless/ath/ath9k/Kconfig
index 30d273c61bff..7b96b3e5712d 100644
--- a/drivers/net/wireless/ath/ath9k/Kconfig
+++ b/drivers/net/wireless/ath/ath9k/Kconfig
@@ -65,6 +65,14 @@ config ATH9K_DEBUGFS
Also required for changing debug message flags at run time.
+config ATH9K_STATION_STATISTICS
+ bool "Detailed station statistics"
+ depends on ATH9K && ATH9K_DEBUGFS && DEBUG_FS
+ select MAC80211_DEBUGFS
+ default n
+ ---help---
+ This option enables detailed statistics for association stations.
+
config ATH9K_DFS_CERTIFIED
bool "Atheros DFS support for certified platforms"
depends on ATH9K && CFG80211_CERTIFICATION_ONUS
diff --git a/drivers/net/wireless/ath/ath9k/Makefile b/drivers/net/wireless/ath/ath9k/Makefile
index e9904e5ccd81..a40e5c5d7418 100644
--- a/drivers/net/wireless/ath/ath9k/Makefile
+++ b/drivers/net/wireless/ath/ath9k/Makefile
@@ -19,6 +19,8 @@ ath9k-$(CONFIG_ATH9K_WOW) += wow.o
ath9k-$(CONFIG_ATH9K_DEBUGFS) += debug.o \
spectral.o
+ath9k-$(CONFIG_ATH9K_STATION_STATISTICS) += debug_sta.o
+
obj-$(CONFIG_ATH9K) += ath9k.o
ath9k_hw-y:= \
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
index 8c145cd98c1c..a352128c40ad 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
@@ -565,7 +565,7 @@ static bool ar9003_hw_solve_iq_cal(struct ath_hw *ah,
const s32 result_shift = 1 << 15;
struct ath_common *common = ath9k_hw_common(ah);
- f2 = (f1 * f1 + f3 * f3) / result_shift;
+ f2 = ((f1 >> 3) * (f1 >> 3) + (f3 >> 3) * (f3 >> 3)) >> 9;
if (!f2) {
ath_dbg(common, CALIBRATE, "Divide by 0\n");
@@ -655,8 +655,8 @@ static bool ar9003_hw_calc_iq_corr(struct ath_hw *ah,
if (i2_m_q2_a0_d1 > 0x800)
i2_m_q2_a0_d1 = -((0xfff - i2_m_q2_a0_d1) + 1);
- if (i2_p_q2_a0_d1 > 0x800)
- i2_p_q2_a0_d1 = -((0xfff - i2_p_q2_a0_d1) + 1);
+ if (i2_p_q2_a0_d1 > 0x1000)
+ i2_p_q2_a0_d1 = -((0x1fff - i2_p_q2_a0_d1) + 1);
if (iq_corr_a0_d1 > 0x800)
iq_corr_a0_d1 = -((0xfff - iq_corr_a0_d1) + 1);
@@ -700,6 +700,19 @@ static bool ar9003_hw_calc_iq_corr(struct ath_hw *ah,
return false;
}
+ if ((i2_p_q2_a0_d0 < 1024) || (i2_p_q2_a0_d0 > 2047) ||
+ (i2_p_q2_a1_d0 < 0) || (i2_p_q2_a1_d1 < 0) ||
+ (i2_p_q2_a0_d0 <= i2_m_q2_a0_d0) ||
+ (i2_p_q2_a0_d0 <= iq_corr_a0_d0) ||
+ (i2_p_q2_a0_d1 <= i2_m_q2_a0_d1) ||
+ (i2_p_q2_a0_d1 <= iq_corr_a0_d1) ||
+ (i2_p_q2_a1_d0 <= i2_m_q2_a1_d0) ||
+ (i2_p_q2_a1_d0 <= iq_corr_a1_d0) ||
+ (i2_p_q2_a1_d1 <= i2_m_q2_a1_d1) ||
+ (i2_p_q2_a1_d1 <= iq_corr_a1_d1)) {
+ return false;
+ }
+
mag_a0_d0 = (i2_m_q2_a0_d0 * res_scale) / i2_p_q2_a0_d0;
phs_a0_d0 = (iq_corr_a0_d0 * res_scale) / i2_p_q2_a0_d0;
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index f622a986c8cc..b5ac32cfbeb8 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -146,7 +146,9 @@ int ath_descdma_setup(struct ath_softc *sc, struct ath_descdma *dd,
#define ATH_AN_2_TID(_an, _tidno) (&(_an)->tid[(_tidno)])
-#define IS_CCK_RATE(rate) ((rate >= 0x18) && (rate <= 0x1e))
+#define IS_HT_RATE(rate) (rate & 0x80)
+#define IS_CCK_RATE(rate) ((rate >= 0x18) && (rate <= 0x1e))
+#define IS_OFDM_RATE(rate) ((rate >= 0x8) && (rate <= 0xf))
struct ath_txq {
int mac80211_qnum; /* mac80211 queue number, -1 means not mac80211 Q */
@@ -262,6 +264,10 @@ struct ath_node {
bool sleeping;
bool no_ps_filter;
+
+#ifdef CONFIG_ATH9K_STATION_STATISTICS
+ struct ath_rx_rate_stats rx_rate_stats;
+#endif
};
struct ath_tx_control {
@@ -685,6 +691,7 @@ void ath_ant_comb_scan(struct ath_softc *sc, struct ath_rx_status *rs);
#define DEFAULT_CACHELINE 32
#define ATH_CABQ_READY_TIME 80 /* % of beacon interval */
#define ATH_TXPOWER_MAX 100 /* .5 dBm units */
+#define MAX_GTT_CNT 5
enum sc_op_flags {
SC_OP_INVALID,
@@ -727,6 +734,7 @@ struct ath_softc {
unsigned long sc_flags;
unsigned long driver_data;
+ u8 gtt_cnt;
u32 intrstatus;
u16 ps_flags; /* PS_* */
u16 curtxpow;
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index b041052a10ee..ab7264c1d8f7 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -943,14 +943,10 @@ static const struct file_operations fops_reset = {
static ssize_t read_file_recv(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
-#define PHY_ERR(s, p) \
- len += scnprintf(buf + len, size - len, "%22s : %10u\n", s, \
- sc->debug.stats.rxstats.phy_err_stats[p]);
-
#define RXS_ERR(s, e) \
do { \
len += scnprintf(buf + len, size - len, \
- "%22s : %10u\n", s, \
+ "%18s : %10u\n", s, \
sc->debug.stats.rxstats.e);\
} while (0)
@@ -963,6 +959,12 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf,
if (buf == NULL)
return -ENOMEM;
+ RXS_ERR("PKTS-ALL", rx_pkts_all);
+ RXS_ERR("BYTES-ALL", rx_bytes_all);
+ RXS_ERR("BEACONS", rx_beacons);
+ RXS_ERR("FRAGS", rx_frags);
+ RXS_ERR("SPECTRAL", rx_spectral);
+
RXS_ERR("CRC ERR", crc_err);
RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err);
RXS_ERR("PHY ERR", phy_err);
@@ -970,43 +972,10 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf,
RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err);
RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err);
RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err);
- RXS_ERR("RX-LENGTH-ERR", rx_len_err);
- RXS_ERR("RX-OOM-ERR", rx_oom_err);
- RXS_ERR("RX-RATE-ERR", rx_rate_err);
- RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err);
-
- PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);
- PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING);
- PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY);
- PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE);
- PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH);
- PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR);
- PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE);
- PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR);
- PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING);
- PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);
- PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);
- PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);
- PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP);
- PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE);
- PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART);
- PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT);
- PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING);
- PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC);
- PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL);
- PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE);
- PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART);
- PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);
- PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP);
- PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR);
- PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
- PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
-
- RXS_ERR("RX-Pkts-All", rx_pkts_all);
- RXS_ERR("RX-Bytes-All", rx_bytes_all);
- RXS_ERR("RX-Beacons", rx_beacons);
- RXS_ERR("RX-Frags", rx_frags);
- RXS_ERR("RX-Spectral", rx_spectral);
+ RXS_ERR("LENGTH-ERR", rx_len_err);
+ RXS_ERR("OOM-ERR", rx_oom_err);
+ RXS_ERR("RATE-ERR", rx_rate_err);
+ RXS_ERR("TOO-MANY-FRAGS", rx_too_many_frags_err);
if (len > size)
len = size;
@@ -1017,7 +986,6 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf,
return retval;
#undef RXS_ERR
-#undef PHY_ERR
}
void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
@@ -1056,6 +1024,67 @@ static const struct file_operations fops_recv = {
.llseek = default_llseek,
};
+static ssize_t read_file_phy_err(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+#define PHY_ERR(s, p) \
+ len += scnprintf(buf + len, size - len, "%22s : %10u\n", s, \
+ sc->debug.stats.rxstats.phy_err_stats[p]);
+
+ struct ath_softc *sc = file->private_data;
+ char *buf;
+ unsigned int len = 0, size = 1600;
+ ssize_t retval = 0;
+
+ buf = kzalloc(size, GFP_KERNEL);
+ if (buf == NULL)
+ return -ENOMEM;
+
+ PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);
+ PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING);
+ PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY);
+ PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE);
+ PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH);
+ PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR);
+ PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE);
+ PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR);
+ PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING);
+ PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);
+ PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);
+ PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);
+ PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP);
+ PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE);
+ PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART);
+ PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT);
+ PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING);
+ PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC);
+ PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL);
+ PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE);
+ PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART);
+ PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);
+ PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP);
+ PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR);
+ PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
+ PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
+
+ if (len > size)
+ len = size;
+
+ retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
+ kfree(buf);
+
+ return retval;
+
+#undef PHY_ERR
+}
+
+static const struct file_operations fops_phy_err = {
+ .read = read_file_phy_err,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
static ssize_t read_file_regidx(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
@@ -1322,86 +1351,6 @@ static const struct file_operations fops_btcoex = {
};
#endif
-static ssize_t read_file_node_stat(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ath_node *an = file->private_data;
- struct ath_softc *sc = an->sc;
- struct ath_atx_tid *tid;
- struct ath_atx_ac *ac;
- struct ath_txq *txq;
- u32 len = 0, size = 4096;
- char *buf;
- size_t retval;
- int tidno, acno;
-
- buf = kzalloc(size, GFP_KERNEL);
- if (buf == NULL)
- return -ENOMEM;
-
- if (!an->sta->ht_cap.ht_supported) {
- len = scnprintf(buf, size, "%s\n",
- "HT not supported");
- goto exit;
- }
-
- len = scnprintf(buf, size, "Max-AMPDU: %d\n",
- an->maxampdu);
- len += scnprintf(buf + len, size - len, "MPDU Density: %d\n\n",
- an->mpdudensity);
-
- len += scnprintf(buf + len, size - len,
- "%2s%7s\n", "AC", "SCHED");
-
- for (acno = 0, ac = &an->ac[acno];
- acno < IEEE80211_NUM_ACS; acno++, ac++) {
- txq = ac->txq;
- ath_txq_lock(sc, txq);
- len += scnprintf(buf + len, size - len,
- "%2d%7d\n",
- acno, ac->sched);
- ath_txq_unlock(sc, txq);
- }
-
- len += scnprintf(buf + len, size - len,
- "\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n",
- "TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE",
- "BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED");
-
- for (tidno = 0, tid = &an->tid[tidno];
- tidno < IEEE80211_NUM_TIDS; tidno++, tid++) {
- txq = tid->ac->txq;
- ath_txq_lock(sc, txq);
- len += scnprintf(buf + len, size - len,
- "%3d%11d%10d%10d%10d%10d%9d%6d%8d\n",
- tid->tidno, tid->seq_start, tid->seq_next,
- tid->baw_size, tid->baw_head, tid->baw_tail,
- tid->bar_index, tid->sched, tid->paused);
- ath_txq_unlock(sc, txq);
- }
-exit:
- retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
- kfree(buf);
-
- return retval;
-}
-
-static const struct file_operations fops_node_stat = {
- .read = read_file_node_stat,
- .open = simple_open,
- .owner = THIS_MODULE,
- .llseek = default_llseek,
-};
-
-void ath9k_sta_add_debugfs(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif,
- struct ieee80211_sta *sta,
- struct dentry *dir)
-{
- struct ath_node *an = (struct ath_node *)sta->drv_priv;
- debugfs_create_file("node_stat", S_IRUGO, dir, an, &fops_node_stat);
-}
-
/* Ethtool support for get-stats */
#define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO"
@@ -1569,6 +1518,8 @@ int ath9k_init_debug(struct ath_hw *ah)
&fops_reset);
debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc,
&fops_recv);
+ debugfs_create_file("phy_err", S_IRUSR, sc->debug.debugfs_phy, sc,
+ &fops_phy_err);
debugfs_create_u8("rx_chainmask", S_IRUSR, sc->debug.debugfs_phy,
&ah->rxchainmask);
debugfs_create_u8("tx_chainmask", S_IRUSR, sc->debug.debugfs_phy,
diff --git a/drivers/net/wireless/ath/ath9k/debug.h b/drivers/net/wireless/ath/ath9k/debug.h
index ec02d38ea8ea..cc7a025d833e 100644
--- a/drivers/net/wireless/ath/ath9k/debug.h
+++ b/drivers/net/wireless/ath/ath9k/debug.h
@@ -27,11 +27,13 @@ struct fft_sample_tlv;
#ifdef CONFIG_ATH9K_DEBUGFS
#define TX_STAT_INC(q, c) sc->debug.stats.txstats[q].c++
+#define RX_STAT_INC(c) (sc->debug.stats.rxstats.c++)
#define RESET_STAT_INC(sc, type) sc->debug.stats.reset[type]++
#define ANT_STAT_INC(i, c) sc->debug.stats.ant_stats[i].c++
#define ANT_LNA_INC(i, c) sc->debug.stats.ant_stats[i].lna_recv_cnt[c]++;
#else
#define TX_STAT_INC(q, c) do { } while (0)
+#define RX_STAT_INC(c)
#define RESET_STAT_INC(sc, type) do { } while (0)
#define ANT_STAT_INC(i, c) do { } while (0)
#define ANT_LNA_INC(i, c) do { } while (0)
@@ -42,6 +44,7 @@ enum ath_reset_type {
RESET_TYPE_BB_WATCHDOG,
RESET_TYPE_FATAL_INT,
RESET_TYPE_TX_ERROR,
+ RESET_TYPE_TX_GTT,
RESET_TYPE_TX_HANG,
RESET_TYPE_PLL_HANG,
RESET_TYPE_MAC_HANG,
@@ -201,7 +204,23 @@ struct ath_tx_stats {
TXSTATS[PR_QNUM(IEEE80211_AC_VO)].elem); \
} while(0)
-#define RX_STAT_INC(c) (sc->debug.stats.rxstats.c++)
+struct ath_rx_rate_stats {
+ struct {
+ u32 ht20_cnt;
+ u32 ht40_cnt;
+ u32 sgi_cnt;
+ u32 lgi_cnt;
+ } ht_stats[24];
+
+ struct {
+ u32 ofdm_cnt;
+ } ofdm_stats[8];
+
+ struct {
+ u32 cck_lp_cnt;
+ u32 cck_sp_cnt;
+ } cck_stats[4];
+};
/**
* struct ath_rx_stats - RX Statistics
@@ -299,8 +318,6 @@ void ath9k_debug_sync_cause(struct ath_softc *sc, u32 sync_cause);
#else
-#define RX_STAT_INC(c) /* NOP */
-
static inline int ath9k_init_debug(struct ath_hw *ah)
{
return 0;
@@ -338,4 +355,16 @@ ath9k_debug_sync_cause(struct ath_softc *sc, u32 sync_cause)
#endif /* CONFIG_ATH9K_DEBUGFS */
+#ifdef CONFIG_ATH9K_STATION_STATISTICS
+void ath_debug_rate_stats(struct ath_softc *sc,
+ struct ath_rx_status *rs,
+ struct sk_buff *skb);
+#else
+static inline void ath_debug_rate_stats(struct ath_softc *sc,
+ struct ath_rx_status *rs,
+ struct sk_buff *skb)
+{
+}
+#endif /* CONFIG_ATH9K_STATION_STATISTICS */
+
#endif /* DEBUG_H */
diff --git a/drivers/net/wireless/ath/ath9k/debug_sta.c b/drivers/net/wireless/ath/ath9k/debug_sta.c
new file mode 100644
index 000000000000..d76e6e0120d2
--- /dev/null
+++ b/drivers/net/wireless/ath/ath9k/debug_sta.c
@@ -0,0 +1,269 @@
+/*
+ * Copyright (c) 2013 Qualcomm Atheros, Inc.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "ath9k.h"
+
+/*************/
+/* node_aggr */
+/*************/
+
+static ssize_t read_file_node_aggr(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath_node *an = file->private_data;
+ struct ath_softc *sc = an->sc;
+ struct ath_atx_tid *tid;
+ struct ath_atx_ac *ac;
+ struct ath_txq *txq;
+ u32 len = 0, size = 4096;
+ char *buf;
+ size_t retval;
+ int tidno, acno;
+
+ buf = kzalloc(size, GFP_KERNEL);
+ if (buf == NULL)
+ return -ENOMEM;
+
+ if (!an->sta->ht_cap.ht_supported) {
+ len = scnprintf(buf, size, "%s\n",
+ "HT not supported");
+ goto exit;
+ }
+
+ len = scnprintf(buf, size, "Max-AMPDU: %d\n",
+ an->maxampdu);
+ len += scnprintf(buf + len, size - len, "MPDU Density: %d\n\n",
+ an->mpdudensity);
+
+ len += scnprintf(buf + len, size - len,
+ "%2s%7s\n", "AC", "SCHED");
+
+ for (acno = 0, ac = &an->ac[acno];
+ acno < IEEE80211_NUM_ACS; acno++, ac++) {
+ txq = ac->txq;
+ ath_txq_lock(sc, txq);
+ len += scnprintf(buf + len, size - len,
+ "%2d%7d\n",
+ acno, ac->sched);
+ ath_txq_unlock(sc, txq);
+ }
+
+ len += scnprintf(buf + len, size - len,
+ "\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n",
+ "TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE",
+ "BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED");
+
+ for (tidno = 0, tid = &an->tid[tidno];
+ tidno < IEEE80211_NUM_TIDS; tidno++, tid++) {
+ txq = tid->ac->txq;
+ ath_txq_lock(sc, txq);
+ if (tid->active) {
+ len += scnprintf(buf + len, size - len,
+ "%3d%11d%10d%10d%10d%10d%9d%6d%8d\n",
+ tid->tidno,
+ tid->seq_start,
+ tid->seq_next,
+ tid->baw_size,
+ tid->baw_head,
+ tid->baw_tail,
+ tid->bar_index,
+ tid->sched,
+ tid->paused);
+ }
+ ath_txq_unlock(sc, txq);
+ }
+exit:
+ retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
+ kfree(buf);
+
+ return retval;
+}
+
+static const struct file_operations fops_node_aggr = {
+ .read = read_file_node_aggr,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
+/*************/
+/* node_recv */
+/*************/
+
+void ath_debug_rate_stats(struct ath_softc *sc,
+ struct ath_rx_status *rs,
+ struct sk_buff *skb)
+{
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+ struct ath_hw *ah = sc->sc_ah;
+ struct ieee80211_rx_status *rxs;
+ struct ath_rx_rate_stats *rstats;
+ struct ieee80211_sta *sta;
+ struct ath_node *an;
+
+ if (!ieee80211_is_data(hdr->frame_control))
+ return;
+
+ rcu_read_lock();
+
+ sta = ieee80211_find_sta_by_ifaddr(sc->hw, hdr->addr2, NULL);
+ if (!sta)
+ goto exit;
+
+ an = (struct ath_node *) sta->drv_priv;
+ rstats = &an->rx_rate_stats;
+ rxs = IEEE80211_SKB_RXCB(skb);
+
+ if (IS_HT_RATE(rs->rs_rate)) {
+ if (rxs->rate_idx >= ARRAY_SIZE(rstats->ht_stats))
+ goto exit;
+
+ if (rxs->flag & RX_FLAG_40MHZ)
+ rstats->ht_stats[rxs->rate_idx].ht40_cnt++;
+ else
+ rstats->ht_stats[rxs->rate_idx].ht20_cnt++;
+
+ if (rxs->flag & RX_FLAG_SHORT_GI)
+ rstats->ht_stats[rxs->rate_idx].sgi_cnt++;
+ else
+ rstats->ht_stats[rxs->rate_idx].lgi_cnt++;
+
+ goto exit;
+ }
+
+ if (IS_CCK_RATE(rs->rs_rate)) {
+ if (rxs->flag & RX_FLAG_SHORTPRE)
+ rstats->cck_stats[rxs->rate_idx].cck_sp_cnt++;
+ else
+ rstats->cck_stats[rxs->rate_idx].cck_lp_cnt++;
+
+ goto exit;
+ }
+
+ if (IS_OFDM_RATE(rs->rs_rate)) {
+ if (ah->curchan->chan->band == IEEE80211_BAND_2GHZ)
+ rstats->ofdm_stats[rxs->rate_idx - 4].ofdm_cnt++;
+ else
+ rstats->ofdm_stats[rxs->rate_idx].ofdm_cnt++;
+ }
+exit:
+ rcu_read_unlock();
+}
+
+#define PRINT_CCK_RATE(str, i, sp) \
+ do { \
+ len += scnprintf(buf + len, size - len, \
+ "%11s : %10u\n", \
+ str, \
+ (sp) ? rstats->cck_stats[i].cck_sp_cnt : \
+ rstats->cck_stats[i].cck_lp_cnt); \
+ } while (0)
+
+#define PRINT_OFDM_RATE(str, i) \
+ do { \
+ len += scnprintf(buf + len, size - len, \
+ "%11s : %10u\n", \
+ str, \
+ rstats->ofdm_stats[i].ofdm_cnt); \
+ } while (0)
+
+static ssize_t read_file_node_recv(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath_node *an = file->private_data;
+ struct ath_softc *sc = an->sc;
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_rx_rate_stats *rstats;
+ struct ieee80211_sta *sta = an->sta;
+ enum ieee80211_band band;
+ u32 len = 0, size = 4096;
+ char *buf;
+ size_t retval;
+ int i;
+
+ buf = kzalloc(size, GFP_KERNEL);
+ if (buf == NULL)
+ return -ENOMEM;
+
+ band = ah->curchan->chan->band;
+ rstats = &an->rx_rate_stats;
+
+ if (!sta->ht_cap.ht_supported)
+ goto legacy;
+
+ len += scnprintf(buf + len, size - len,
+ "%24s%10s%10s%10s\n",
+ "HT20", "HT40", "SGI", "LGI");
+
+ for (i = 0; i < 24; i++) {
+ len += scnprintf(buf + len, size - len,
+ "%8s%3u : %10u%10u%10u%10u\n",
+ "MCS", i,
+ rstats->ht_stats[i].ht20_cnt,
+ rstats->ht_stats[i].ht40_cnt,
+ rstats->ht_stats[i].sgi_cnt,
+ rstats->ht_stats[i].lgi_cnt);
+ }
+
+ len += scnprintf(buf + len, size - len, "\n");
+
+legacy:
+ if (band == IEEE80211_BAND_2GHZ) {
+ PRINT_CCK_RATE("CCK-1M/LP", 0, false);
+ PRINT_CCK_RATE("CCK-2M/LP", 1, false);
+ PRINT_CCK_RATE("CCK-5.5M/LP", 2, false);
+ PRINT_CCK_RATE("CCK-11M/LP", 3, false);
+
+ PRINT_CCK_RATE("CCK-2M/SP", 1, true);
+ PRINT_CCK_RATE("CCK-5.5M/SP", 2, true);
+ PRINT_CCK_RATE("CCK-11M/SP", 3, true);
+ }
+
+ PRINT_OFDM_RATE("OFDM-6M", 0);
+ PRINT_OFDM_RATE("OFDM-9M", 1);
+ PRINT_OFDM_RATE("OFDM-12M", 2);
+ PRINT_OFDM_RATE("OFDM-18M", 3);
+ PRINT_OFDM_RATE("OFDM-24M", 4);
+ PRINT_OFDM_RATE("OFDM-36M", 5);
+ PRINT_OFDM_RATE("OFDM-48M", 6);
+ PRINT_OFDM_RATE("OFDM-54M", 7);
+
+ retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
+ kfree(buf);
+
+ return retval;
+}
+
+#undef PRINT_OFDM_RATE
+#undef PRINT_CCK_RATE
+
+static const struct file_operations fops_node_recv = {
+ .read = read_file_node_recv,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
+void ath9k_sta_add_debugfs(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta,
+ struct dentry *dir)
+{
+ struct ath_node *an = (struct ath_node *)sta->drv_priv;
+
+ debugfs_create_file("node_aggr", S_IRUGO, dir, an, &fops_node_aggr);
+ debugfs_create_file("node_recv", S_IRUGO, dir, an, &fops_node_recv);
+}
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index b576c44bb314..f4e1de20d99c 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -748,7 +748,6 @@ static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv,
WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
hw->queues = 4;
- hw->channel_change_time = 5000;
hw->max_listen_interval = 1;
hw->vif_data_size = sizeof(struct ath9k_htc_vif);
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
index b41e008298dc..12e0f32a4905 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
@@ -1075,9 +1075,7 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv,
last_rssi = priv->rx.last_rssi;
- if (ieee80211_is_beacon(hdr->frame_control) &&
- !is_zero_ether_addr(common->curbssid) &&
- ether_addr_equal_64bits(hdr->addr3, common->curbssid)) {
+ if (ath_is_mybeacon(common, hdr)) {
s8 rssi = rxbuf->rxstatus.rs_rssi;
if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER))
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index f2a17fcf1ae4..c36de303c8f3 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -946,7 +946,6 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
hw->queues = 4;
hw->max_rates = 4;
- hw->channel_change_time = 5000;
hw->max_listen_interval = 1;
hw->max_rate_tries = 10;
hw->sta_data_size = sizeof(struct ath_node);
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index d0c3aec7c74e..73a36551a5ed 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -258,6 +258,7 @@ static bool ath_complete_reset(struct ath_softc *sc, bool start)
}
}
+ sc->gtt_cnt = 0;
ieee80211_wake_queues(sc->hw);
return true;
@@ -476,6 +477,19 @@ void ath9k_tasklet(unsigned long data)
}
}
+ if (status & ATH9K_INT_GTT) {
+ sc->gtt_cnt++;
+
+ if ((sc->gtt_cnt >= MAX_GTT_CNT) && !ath9k_hw_check_alive(ah)) {
+ type = RESET_TYPE_TX_GTT;
+ ath9k_queue_reset(sc, type);
+ atomic_inc(&ah->intr_ref_cnt);
+ ath_dbg(common, ANY,
+ "GTT: Skipping interrupts\n");
+ goto out;
+ }
+ }
+
spin_lock_irqsave(&sc->sc_pm_lock, flags);
if ((status & ATH9K_INT_TSFOOR) && sc->ps_enabled) {
/*
@@ -503,10 +517,19 @@ void ath9k_tasklet(unsigned long data)
}
if (status & ATH9K_INT_TX) {
- if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
+ if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
+ /*
+ * For EDMA chips, TX completion is enabled for the
+ * beacon queue, so if a beacon has been transmitted
+ * successfully after a GTT interrupt, the GTT counter
+ * gets reset to zero here.
+ */
+ /* sc->gtt_cnt = 0; */
+
ath_tx_edma_tasklet(sc);
- else
+ } else {
ath_tx_tasklet(sc);
+ }
wake_up(&sc->tx_wait);
}
@@ -536,13 +559,13 @@ irqreturn_t ath_isr(int irq, void *dev)
ATH9K_INT_TX | \
ATH9K_INT_BMISS | \
ATH9K_INT_CST | \
+ ATH9K_INT_GTT | \
ATH9K_INT_TSFOOR | \
ATH9K_INT_GENTIMER | \
ATH9K_INT_MCI)
struct ath_softc *sc = dev;
struct ath_hw *ah = sc->sc_ah;
- struct ath_common *common = ath9k_hw_common(ah);
enum ath9k_int status;
u32 sync_cause = 0;
bool sched = false;
@@ -603,14 +626,12 @@ irqreturn_t ath_isr(int irq, void *dev)
#ifdef CONFIG_ATH9K_WOW
if (status & ATH9K_INT_BMISS) {
if (atomic_read(&sc->wow_sleep_proc_intr) == 0) {
- ath_dbg(common, ANY, "during WoW we got a BMISS\n");
atomic_inc(&sc->wow_got_bmiss_intr);
atomic_dec(&sc->wow_sleep_proc_intr);
}
}
#endif
-
if (status & ATH9K_INT_SWBA)
tasklet_schedule(&sc->bcon_tasklet);
@@ -735,7 +756,12 @@ static int ath9k_start(struct ieee80211_hw *hw)
if (ah->config.hw_hang_checks & HW_BB_WATCHDOG)
ah->imask |= ATH9K_INT_BB_WATCHDOG;
- ah->imask |= ATH9K_INT_GTT;
+ /*
+ * Enable GTT interrupts only for AR9003/AR9004 chips
+ * for now.
+ */
+ if (AR_SREV_9300_20_OR_LATER(ah))
+ ah->imask |= ATH9K_INT_GTT;
if (ah->caps.hw_caps & ATH9K_HW_CAP_HT)
ah->imask |= ATH9K_INT_CST;
@@ -2111,7 +2137,7 @@ struct ieee80211_ops ath9k_ops = {
.get_et_strings = ath9k_get_et_strings,
#endif
-#if defined(CONFIG_MAC80211_DEBUGFS) && defined(CONFIG_ATH9K_DEBUGFS)
+#if defined(CONFIG_MAC80211_DEBUGFS) && defined(CONFIG_ATH9K_STATION_STATISTICS)
.sta_add_debugfs = ath9k_sta_add_debugfs,
#endif
.sw_scan_start = ath9k_sw_scan_start,
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index f7cc5b37a18f..a0ebdd000fc2 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -969,21 +969,6 @@ static void ath9k_process_tsf(struct ath_rx_status *rs,
rxs->mactime += 0x100000000ULL;
}
-static bool ath9k_is_mybeacon(struct ath_softc *sc, struct ieee80211_hdr *hdr)
-{
- struct ath_hw *ah = sc->sc_ah;
- struct ath_common *common = ath9k_hw_common(ah);
-
- if (ieee80211_is_beacon(hdr->frame_control)) {
- RX_STAT_INC(rx_beacons);
- if (!is_zero_ether_addr(common->curbssid) &&
- ether_addr_equal_64bits(hdr->addr3, common->curbssid))
- return true;
- }
-
- return false;
-}
-
/*
* For Decrypt or Demic errors, we only mark packet status here and always push
* up the frame up to let mac80211 handle the actual error case, be it no
@@ -1071,7 +1056,10 @@ static int ath9k_rx_skb_preprocess(struct ath_softc *sc,
goto exit;
}
- rx_stats->is_mybeacon = ath9k_is_mybeacon(sc, hdr);
+ if (ath_is_mybeacon(common, hdr)) {
+ RX_STAT_INC(rx_beacons);
+ rx_stats->is_mybeacon = true;
+ }
/*
* This shouldn't happen, but have a safety check anyway.
@@ -1354,8 +1342,8 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
ath9k_antenna_check(sc, &rs);
-
ath9k_apply_ampdu_details(sc, &rs, rxs);
+ ath_debug_rate_stats(sc, &rs, skb);
ieee80211_rx(hw, skb);
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index e8d0e7fc77da..0a75e2f68c9d 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -47,8 +47,6 @@ static u16 bits_per_symbol[][2] = {
{ 260, 540 }, /* 7: 64-QAM 5/6 */
};
-#define IS_HT_RATE(_rate) ((_rate) & 0x80)
-
static void ath_tx_send_normal(struct ath_softc *sc, struct ath_txq *txq,
struct ath_atx_tid *tid, struct sk_buff *skb);
static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c
index 4c3f576c3144..4c8cdb097b65 100644
--- a/drivers/net/wireless/ath/carl9170/main.c
+++ b/drivers/net/wireless/ath/carl9170/main.c
@@ -1967,18 +1967,6 @@ static int carl9170_parse_eeprom(struct ar9170 *ar)
return -ENOMEM;
ar->num_channels = chans;
- /*
- * I measured this, a bandswitch takes roughly
- * 135 ms and a frequency switch about 80.
- *
- * FIXME: measure these values again once EEPROM settings
- * are used, that will influence them!
- */
- if (bands == 2)
- ar->hw->channel_change_time = 135 * 1000;
- else
- ar->hw->channel_change_time = 80 * 1000;
-
regulatory->current_rd = le16_to_cpu(ar->eeprom.reg_domain[0]);
/* second part of wiphy init */
diff --git a/drivers/net/wireless/ath/carl9170/rx.c b/drivers/net/wireless/ath/carl9170/rx.c
index 1b1b20751ead..536bc46a2912 100644
--- a/drivers/net/wireless/ath/carl9170/rx.c
+++ b/drivers/net/wireless/ath/carl9170/rx.c
@@ -519,6 +519,7 @@ static void carl9170_ps_beacon(struct ar9170 *ar, void *data, unsigned int len)
{
struct ieee80211_hdr *hdr = data;
struct ieee80211_tim_ie *tim_ie;
+ struct ath_common *common = &ar->common;
u8 *tim;
u8 tim_len;
bool cam;
@@ -526,17 +527,13 @@ static void carl9170_ps_beacon(struct ar9170 *ar, void *data, unsigned int len)
if (likely(!(ar->hw->conf.flags & IEEE80211_CONF_PS)))
return;
- /* check if this really is a beacon */
- if (!ieee80211_is_beacon(hdr->frame_control))
- return;
-
/* min. beacon length + FCS_LEN */
if (len <= 40 + FCS_LEN)
return;
+ /* check if this really is a beacon */
/* and only beacons from the associated BSSID, please */
- if (!ether_addr_equal_64bits(hdr->addr3, ar->common.curbssid) ||
- !ar->common.curaid)
+ if (!ath_is_mybeacon(common, hdr) || !common->curaid)
return;
ar->ps.last_beacon = jiffies;
diff --git a/drivers/net/wireless/ath/main.c b/drivers/net/wireless/ath/main.c
index 8e99540cd90e..8b0ac14d5c32 100644
--- a/drivers/net/wireless/ath/main.c
+++ b/drivers/net/wireless/ath/main.c
@@ -59,6 +59,14 @@ struct sk_buff *ath_rxbuf_alloc(struct ath_common *common,
}
EXPORT_SYMBOL(ath_rxbuf_alloc);
+bool ath_is_mybeacon(struct ath_common *common, struct ieee80211_hdr *hdr)
+{
+ return ieee80211_is_beacon(hdr->frame_control) &&
+ !is_zero_ether_addr(common->curbssid) &&
+ ether_addr_equal_64bits(hdr->addr3, common->curbssid);
+}
+EXPORT_SYMBOL(ath_is_mybeacon);
+
void ath_printk(const char *level, const struct ath_common* common,
const char *fmt, ...)
{
diff --git a/drivers/net/wireless/ath/regd.c b/drivers/net/wireless/ath/regd.c
index 9e154732afaa..e5e905910db4 100644
--- a/drivers/net/wireless/ath/regd.c
+++ b/drivers/net/wireless/ath/regd.c
@@ -632,7 +632,8 @@ ath_regd_init_wiphy(struct ath_regulatory *reg,
const struct ieee80211_regdomain *regd;
wiphy->reg_notifier = reg_notifier;
- wiphy->regulatory_flags |= REGULATORY_STRICT_REG;
+ wiphy->regulatory_flags |= REGULATORY_STRICT_REG |
+ REGULATORY_CUSTOM_REG;
if (ath_is_world_regd(reg)) {
/*
@@ -640,8 +641,7 @@ ath_regd_init_wiphy(struct ath_regulatory *reg,
* saved on the wiphy orig_* parameters
*/
regd = ath_world_regdomain(reg);
- wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG |
- REGULATORY_COUNTRY_IE_FOLLOW_POWER;
+ wiphy->regulatory_flags |= REGULATORY_COUNTRY_IE_FOLLOW_POWER;
} else {
/*
* This gets applied in the case of the absence of CRDA,
@@ -650,6 +650,7 @@ ath_regd_init_wiphy(struct ath_regulatory *reg,
*/
regd = ath_default_world_regdomain();
}
+
wiphy_apply_custom_regulatory(wiphy, regd);
ath_reg_apply_radar_flags(wiphy);
ath_reg_apply_world_flags(wiphy, NL80211_REGDOM_SET_BY_DRIVER, reg);
diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c
index 9b88440ef05b..0b0975d88b43 100644
--- a/drivers/net/wireless/ath/wil6210/txrx.c
+++ b/drivers/net/wireless/ath/wil6210/txrx.c
@@ -21,7 +21,7 @@
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <net/ipv6.h>
-#include <asm/processor.h>
+#include <linux/prefetch.h>
#include "wil6210.h"
#include "wmi.h"