From: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Date: Tue, 23 Dec 2014 07:47:09 +0000 (+0200)
Subject: wil6210: control AMSDU on Tx side of Block Ack
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=cbcf58661b43aeef2e2d90aa884f7879d14dd9bf;p=linux-beck.git

wil6210: control AMSDU on Tx side of Block Ack

When establishing Block Ack as originator (Tx), control
AMSDU flag when sending ADDBA and update status upon
establishment flow completion. To be used in AMSDU flows

Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
---

diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
index 59bc49475be4..b0b5c6ebcc55 100644
--- a/drivers/net/wireless/ath/wil6210/debugfs.c
+++ b/drivers/net/wireless/ath/wil6210/debugfs.c
@@ -114,9 +114,10 @@ static int wil_vring_debugfs_show(struct seq_file *s, void *data)
 			snprintf(name, sizeof(name), "tx_%2d", i);
 
 			seq_printf(s,
-				   "\n%pM CID %d TID %d BACK([%d] %d TU) [%3d|%3d] idle %3d%%\n",
+				   "\n%pM CID %d TID %d BACK([%d] %d TU A%s) [%3d|%3d] idle %3d%%\n",
 				   wil->sta[cid].addr, cid, tid,
 				   txdata->agg_wsize, txdata->agg_timeout,
+				   txdata->agg_amsdu ? "+" : "-",
 				   used, avail, (int)idle);
 
 			wil_print_vring(s, wil, name, vring, '_', 'H');
diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h
index a94d67db59af..747052d2c754 100644
--- a/drivers/net/wireless/ath/wil6210/wil6210.h
+++ b/drivers/net/wireless/ath/wil6210/wil6210.h
@@ -315,6 +315,7 @@ struct vring_tx_data {
 	cycles_t idle, last_idle, begin;
 	u8 agg_wsize; /* agreed aggregation window, 0 - no agg */
 	u16 agg_timeout;
+	u8 agg_amsdu;
 	bool addba_in_progress; /* if set, agg_xxx is for request in progress */
 };
 
diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c
index 253816105f14..00cba4aca3c0 100644
--- a/drivers/net/wireless/ath/wil6210/wmi.c
+++ b/drivers/net/wireless/ath/wil6210/wmi.c
@@ -608,10 +608,11 @@ static void wmi_evt_ba_status(struct wil6210_priv *wil, int id, void *d,
 	struct wmi_vring_ba_status_event *evt = d;
 	struct vring_tx_data *txdata;
 
-	wil_dbg_wmi(wil, "BACK[%d] %s {%d} timeout %d\n",
+	wil_dbg_wmi(wil, "BACK[%d] %s {%d} timeout %d AMSDU%s\n",
 		    evt->ringid,
 		    evt->status == WMI_BA_AGREED ? "OK" : "N/A",
-		    evt->agg_wsize, __le16_to_cpu(evt->ba_timeout));
+		    evt->agg_wsize, __le16_to_cpu(evt->ba_timeout),
+		    evt->amsdu ? "+" : "-");
 
 	if (evt->ringid >= WIL6210_MAX_TX_RINGS) {
 		wil_err(wil, "invalid ring id %d\n", evt->ringid);
@@ -621,12 +622,14 @@ static void wmi_evt_ba_status(struct wil6210_priv *wil, int id, void *d,
 	if (evt->status != WMI_BA_AGREED) {
 		evt->ba_timeout = 0;
 		evt->agg_wsize = 0;
+		evt->amsdu = 0;
 	}
 
 	txdata = &wil->vring_tx_data[evt->ringid];
 
 	txdata->agg_timeout = le16_to_cpu(evt->ba_timeout);
 	txdata->agg_wsize = evt->agg_wsize;
+	txdata->agg_amsdu = evt->amsdu;
 	txdata->addba_in_progress = false;
 }
 
@@ -1172,6 +1175,7 @@ int wmi_addba(struct wil6210_priv *wil, u8 ringid, u8 size, u16 timeout)
 		.ringid = ringid,
 		.agg_max_wsize = size,
 		.ba_timeout = cpu_to_le16(timeout),
+		.amsdu = 0,
 	};
 
 	wil_dbg_wmi(wil, "%s(ring %d size %d timeout %d)\n", __func__,
diff --git a/drivers/net/wireless/ath/wil6210/wmi.h b/drivers/net/wireless/ath/wil6210/wmi.h
index 27b97432d1c2..b5102f0b97f4 100644
--- a/drivers/net/wireless/ath/wil6210/wmi.h
+++ b/drivers/net/wireless/ath/wil6210/wmi.h
@@ -586,6 +586,7 @@ struct wmi_vring_ba_en_cmd {
 	u8 ringid;
 	u8 agg_max_wsize;
 	__le16 ba_timeout;
+	u8 amsdu;
 } __packed;
 
 /*
@@ -1052,14 +1053,23 @@ struct wmi_scan_complete_event {
 enum wmi_vring_ba_status {
 	WMI_BA_AGREED			= 0,
 	WMI_BA_NON_AGREED		= 1,
+	/* BA_EN in middle of teardown flow */
+	WMI_BA_TD_WIP			= 2,
+	/* BA_DIS or BA_EN in middle of BA SETUP flow */
+	WMI_BA_SETUP_WIP		= 3,
+	/* BA_EN when the BA session is already active */
+	WMI_BA_SESSION_ACTIVE		= 4,
+	/* BA_DIS when the BA session is not active */
+	WMI_BA_SESSION_NOT_ACTIVE	= 5,
 };
 
 struct wmi_vring_ba_status_event {
-	__le16 status;
+	__le16 status; /* enum wmi_vring_ba_status */
 	u8 reserved[2];
 	u8 ringid;
 	u8 agg_wsize;
 	__le16 ba_timeout;
+	u8 amsdu;
 } __packed;
 
 /*