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-rw-r--r--drivers/net/wireless/mwifiex/fw.h9
-rw-r--r--drivers/net/wireless/mwifiex/main.h3
-rw-r--r--drivers/net/wireless/mwifiex/sta_event.c66
-rw-r--r--drivers/net/wireless/mwifiex/wmm.c38
-rw-r--r--drivers/net/wireless/mwifiex/wmm.h2
5 files changed, 118 insertions, 0 deletions
diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h
index cd09051710e6..8ab0d81e6437 100644
--- a/drivers/net/wireless/mwifiex/fw.h
+++ b/drivers/net/wireless/mwifiex/fw.h
@@ -169,6 +169,7 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {
#define TLV_TYPE_UAP_PS_AO_TIMER (PROPRIETARY_TLV_BASE_ID + 123)
#define TLV_TYPE_PWK_CIPHER (PROPRIETARY_TLV_BASE_ID + 145)
#define TLV_TYPE_GWK_CIPHER (PROPRIETARY_TLV_BASE_ID + 146)
+#define TLV_TYPE_TX_PAUSE (PROPRIETARY_TLV_BASE_ID + 148)
#define TLV_TYPE_COALESCE_RULE (PROPRIETARY_TLV_BASE_ID + 154)
#define TLV_TYPE_KEY_PARAM_V2 (PROPRIETARY_TLV_BASE_ID + 156)
#define TLV_TYPE_TDLS_IDLE_TIMEOUT (PROPRIETARY_TLV_BASE_ID + 194)
@@ -509,6 +510,7 @@ enum P2P_MODES {
#define EVENT_TDLS_GENERIC_EVENT 0x00000052
#define EVENT_RADAR_DETECTED 0x00000053
#define EVENT_CHANNEL_REPORT_RDY 0x00000054
+#define EVENT_TX_DATA_PAUSE 0x00000055
#define EVENT_EXT_SCAN_REPORT 0x00000058
#define EVENT_REMAIN_ON_CHAN_EXPIRED 0x0000005f
#define EVENT_TX_STATUS_REPORT 0x00000074
@@ -1131,6 +1133,13 @@ struct host_cmd_ds_tx_rate_query {
u8 ht_info;
} __packed;
+struct mwifiex_tx_pause_tlv {
+ struct mwifiex_ie_types_header header;
+ u8 peermac[ETH_ALEN];
+ u8 tx_pause;
+ u8 pkt_cnt;
+} __packed;
+
enum Host_Sleep_Action {
HS_CONFIGURE = 0x0001,
HS_ACTIVATE = 0x0002,
diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h
index ae98b5b83b1f..2106a5c24692 100644
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -281,6 +281,7 @@ struct mwifiex_ra_list_tbl {
u8 amsdu_in_ampdu;
u16 total_pkt_count;
bool tdls_link;
+ bool tx_paused;
};
struct mwifiex_tid_tbl {
@@ -294,6 +295,7 @@ struct mwifiex_tid_tbl {
struct mwifiex_wmm_desc {
struct mwifiex_tid_tbl tid_tbl_ptr[MAX_NUM_TID];
u32 packets_out[MAX_NUM_TID];
+ u32 pkts_paused[MAX_NUM_TID];
/* spin lock to protect ra_list */
spinlock_t ra_list_spinlock;
struct mwifiex_wmm_ac_status ac_status[IEEE80211_NUM_ACS];
@@ -768,6 +770,7 @@ struct mwifiex_sta_node {
u8 tdls_status;
struct mwifiex_tdls_capab tdls_cap;
struct mwifiex_station_stats stats;
+ u8 tx_pause;
};
struct mwifiex_auto_tdls_peer {
diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c
index 848de2621958..0a80814ddbb0 100644
--- a/drivers/net/wireless/mwifiex/sta_event.c
+++ b/drivers/net/wireless/mwifiex/sta_event.c
@@ -182,6 +182,67 @@ static int mwifiex_parse_tdls_event(struct mwifiex_private *priv,
return ret;
}
+static void
+mwifiex_process_sta_tx_pause_event(struct mwifiex_private *priv,
+ struct sk_buff *event_skb)
+{
+ struct mwifiex_ie_types_header *tlv;
+ struct mwifiex_tx_pause_tlv *tp_tlv;
+ struct mwifiex_sta_node *sta_ptr;
+ unsigned long flags;
+ u16 tlv_type, tlv_len;
+ int tlv_buf_left, status;
+
+ if (!ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info))
+ return;
+
+ if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected))
+ return;
+
+ tlv_buf_left = event_skb->len - sizeof(u32);
+ tlv = (void *)event_skb->data + sizeof(u32);
+ while (tlv_buf_left >= (int)sizeof(struct mwifiex_ie_types_header)) {
+ tlv_type = le16_to_cpu(tlv->type);
+ tlv_len = le16_to_cpu(tlv->len);
+ if ((sizeof(struct mwifiex_ie_types_header) + tlv_len) >
+ tlv_buf_left) {
+ mwifiex_dbg(priv->adapter, ERROR,
+ "wrong tlv: tlvLen=%d, tlvBufLeft=%d\n",
+ tlv_len, tlv_buf_left);
+ break;
+ }
+ if (tlv_type == TLV_TYPE_TX_PAUSE) {
+ tp_tlv = (void *)tlv;
+ mwifiex_dbg(priv->adapter, ERROR,
+ "TxPause: %pM pause=%d, pkts=%d\n",
+ tp_tlv->peermac, tp_tlv->tx_pause,
+ tp_tlv->pkt_cnt);
+ status = mwifiex_get_tdls_link_status
+ (priv, tp_tlv->peermac);
+ if (status == TDLS_SETUP_COMPLETE) {
+ spin_lock_irqsave(&priv->sta_list_spinlock,
+ flags);
+ sta_ptr = mwifiex_get_sta_entry
+ (priv, tp_tlv->peermac);
+ spin_unlock_irqrestore(&priv->sta_list_spinlock,
+ flags);
+ if (sta_ptr && sta_ptr->tx_pause !=
+ tp_tlv->tx_pause) {
+ sta_ptr->tx_pause = tp_tlv->tx_pause;
+ mwifiex_update_ralist_tx_pause
+ (priv, tp_tlv->peermac,
+ tp_tlv->tx_pause);
+ }
+ }
+ }
+
+ tlv_buf_left -= sizeof(struct mwifiex_ie_types_header) +
+ tlv_len;
+ tlv = (void *)((u8 *)tlv + tlv_len +
+ sizeof(struct mwifiex_ie_types_header));
+ }
+}
+
/*
* This function handles coex events generated by firmware
*/
@@ -573,6 +634,11 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv)
ret = mwifiex_parse_tdls_event(priv, adapter->event_skb);
break;
+ case EVENT_TX_DATA_PAUSE:
+ mwifiex_process_sta_tx_pause_event(priv, adapter->event_skb);
+ mwifiex_dbg(adapter, EVENT, "event: TX DATA PAUSE\n");
+ break;
+
case EVENT_TX_STATUS_REPORT:
mwifiex_dbg(adapter, EVENT, "event: TX_STATUS Report\n");
mwifiex_parse_tx_status_event(priv, adapter->event_body);
diff --git a/drivers/net/wireless/mwifiex/wmm.c b/drivers/net/wireless/mwifiex/wmm.c
index a8ea21c3340c..bc920a5a947c 100644
--- a/drivers/net/wireless/mwifiex/wmm.c
+++ b/drivers/net/wireless/mwifiex/wmm.c
@@ -160,6 +160,7 @@ void mwifiex_ralist_add(struct mwifiex_private *priv, const u8 *ra)
ra_list->tdls_link = false;
ra_list->ba_status = BA_SETUP_NONE;
ra_list->amsdu_in_ampdu = false;
+ ra_list->tx_paused = false;
if (!mwifiex_queuing_ra_based(priv)) {
if (mwifiex_get_tdls_link_status(priv, ra) ==
TDLS_SETUP_COMPLETE) {
@@ -603,6 +604,43 @@ mwifiex_wmm_get_ralist_node(struct mwifiex_private *priv, u8 tid,
return NULL;
}
+void mwifiex_update_ralist_tx_pause(struct mwifiex_private *priv, u8 *mac,
+ u8 tx_pause)
+{
+ struct mwifiex_ra_list_tbl *ra_list;
+ u32 pkt_cnt = 0, tx_pkts_queued;
+ unsigned long flags;
+ int i;
+
+ spin_lock_irqsave(&priv->wmm.ra_list_spinlock, flags);
+
+ for (i = 0; i < MAX_NUM_TID; ++i) {
+ ra_list = mwifiex_wmm_get_ralist_node(priv, i, mac);
+ if (ra_list && ra_list->tx_paused != tx_pause) {
+ pkt_cnt += ra_list->total_pkt_count;
+ ra_list->tx_paused = tx_pause;
+ if (tx_pause)
+ priv->wmm.pkts_paused[i] +=
+ ra_list->total_pkt_count;
+ else
+ priv->wmm.pkts_paused[i] -=
+ ra_list->total_pkt_count;
+ }
+ }
+
+ if (pkt_cnt) {
+ tx_pkts_queued = atomic_read(&priv->wmm.tx_pkts_queued);
+ if (tx_pause)
+ tx_pkts_queued -= pkt_cnt;
+ else
+ tx_pkts_queued += pkt_cnt;
+
+ atomic_set(&priv->wmm.tx_pkts_queued, tx_pkts_queued);
+ atomic_set(&priv->wmm.highest_queued_prio, HIGH_PRIO_TID);
+ }
+ spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, flags);
+}
+
/*
* This function retrieves an RA list node for a given TID and
* RA address pair.
diff --git a/drivers/net/wireless/mwifiex/wmm.h b/drivers/net/wireless/mwifiex/wmm.h
index 48ece0b35591..90edb8fc337d 100644
--- a/drivers/net/wireless/mwifiex/wmm.h
+++ b/drivers/net/wireless/mwifiex/wmm.h
@@ -126,6 +126,8 @@ struct mwifiex_ra_list_tbl *
mwifiex_wmm_get_queue_raptr(struct mwifiex_private *priv, u8 tid,
const u8 *ra_addr);
u8 mwifiex_wmm_downgrade_tid(struct mwifiex_private *priv, u32 tid);
+void mwifiex_update_ralist_tx_pause(struct mwifiex_private *priv, u8 *mac,
+ u8 tx_pause);
struct mwifiex_ra_list_tbl *mwifiex_wmm_get_ralist_node(struct mwifiex_private
*priv, u8 tid, const u8 *ra_addr);
generated by cgit v1.2.3 (git 2.0.4) at 2024-09-24 06:30:08 +0000