修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/drivers/net/wireless/ath/wcn36xx/txrx.c
..
..
@@ -23,9 +23,218 @@
23
23
 	return 100 - ((bd->phy_stat0 >> 24) & 0xff);
24
24
 }
25
25
 
26
+struct wcn36xx_rate {
27
+	u16 bitrate;
28
+	u16 mcs_or_legacy_index;
29
+	enum mac80211_rx_encoding encoding;
30
+	enum mac80211_rx_encoding_flags encoding_flags;
31
+	enum rate_info_bw bw;
32
+};
33
+
34
+/* Buffer descriptor rx_ch field is limited to 5-bit (4+1), a mapping is used
35
+ * for 11A Channels.
36
+ */
37
+static const u8 ab_rx_ch_map[] = { 36, 40, 44, 48, 52, 56, 60, 64, 100, 104,
38
+				   108, 112, 116, 120, 124, 128, 132, 136, 140,
39
+				   149, 153, 157, 161, 165, 144 };
40
+
41
+static const struct wcn36xx_rate wcn36xx_rate_table[] = {
42
+	/* 11b rates */
43
+	{  10, 0, RX_ENC_LEGACY, 0, RATE_INFO_BW_20 },
44
+	{  20, 1, RX_ENC_LEGACY, 0, RATE_INFO_BW_20 },
45
+	{  55, 2, RX_ENC_LEGACY, 0, RATE_INFO_BW_20 },
46
+	{ 110, 3, RX_ENC_LEGACY, 0, RATE_INFO_BW_20 },
47
+
48
+	/* 11b SP (short preamble) */
49
+	{  10, 0, RX_ENC_LEGACY, RX_ENC_FLAG_SHORTPRE, RATE_INFO_BW_20 },
50
+	{  20, 1, RX_ENC_LEGACY, RX_ENC_FLAG_SHORTPRE, RATE_INFO_BW_20 },
51
+	{  55, 2, RX_ENC_LEGACY, RX_ENC_FLAG_SHORTPRE, RATE_INFO_BW_20 },
52
+	{ 110, 3, RX_ENC_LEGACY, RX_ENC_FLAG_SHORTPRE, RATE_INFO_BW_20 },
53
+
54
+	/* 11ag */
55
+	{  60, 4, RX_ENC_LEGACY, 0, RATE_INFO_BW_20 },
56
+	{  90, 5, RX_ENC_LEGACY, 0, RATE_INFO_BW_20 },
57
+	{ 120, 6, RX_ENC_LEGACY, 0, RATE_INFO_BW_20 },
58
+	{ 180, 7, RX_ENC_LEGACY, 0, RATE_INFO_BW_20 },
59
+	{ 240, 8, RX_ENC_LEGACY, 0, RATE_INFO_BW_20 },
60
+	{ 360, 9, RX_ENC_LEGACY, 0, RATE_INFO_BW_20 },
61
+	{ 480, 10, RX_ENC_LEGACY, 0, RATE_INFO_BW_20 },
62
+	{ 540, 11, RX_ENC_LEGACY, 0, RATE_INFO_BW_20 },
63
+
64
+	/* 11n */
65
+	{  65, 0, RX_ENC_HT, 0, RATE_INFO_BW_20 },
66
+	{ 130, 1, RX_ENC_HT, 0, RATE_INFO_BW_20 },
67
+	{ 195, 2, RX_ENC_HT, 0, RATE_INFO_BW_20 },
68
+	{ 260, 3, RX_ENC_HT, 0, RATE_INFO_BW_20 },
69
+	{ 390, 4, RX_ENC_HT, 0, RATE_INFO_BW_20 },
70
+	{ 520, 5, RX_ENC_HT, 0, RATE_INFO_BW_20 },
71
+	{ 585, 6, RX_ENC_HT, 0, RATE_INFO_BW_20 },
72
+	{ 650, 7, RX_ENC_HT, 0, RATE_INFO_BW_20 },
73
+
74
+	/* 11n SGI */
75
+	{  72, 0, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_20 },
76
+	{ 144, 1, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_20 },
77
+	{ 217, 2, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_20 },
78
+	{ 289, 3, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_20 },
79
+	{ 434, 4, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_20 },
80
+	{ 578, 5, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_20 },
81
+	{ 650, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_20 },
82
+	{ 722, 7, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_20 },
83
+
84
+	/* 11n GF (greenfield) */
85
+	{  65, 0, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_20 },
86
+	{ 130, 1, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_20 },
87
+	{ 195, 2, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_20 },
88
+	{ 260, 3, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_20 },
89
+	{ 390, 4, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_20 },
90
+	{ 520, 5, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_20 },
91
+	{ 585, 6, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_20 },
92
+	{ 650, 7, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_20 },
93
+
94
+	/* 11n CB (channel bonding) */
95
+	{ 135, 0, RX_ENC_HT, 0, RATE_INFO_BW_40 },
96
+	{ 270, 1, RX_ENC_HT, 0, RATE_INFO_BW_40 },
97
+	{ 405, 2, RX_ENC_HT, 0, RATE_INFO_BW_40 },
98
+	{ 540, 3, RX_ENC_HT, 0, RATE_INFO_BW_40 },
99
+	{ 810, 4, RX_ENC_HT, 0, RATE_INFO_BW_40 },
100
+	{ 1080, 5, RX_ENC_HT, 0, RATE_INFO_BW_40 },
101
+	{ 1215, 6, RX_ENC_HT, 0, RATE_INFO_BW_40 },
102
+	{ 1350, 7, RX_ENC_HT, 0, RATE_INFO_BW_40 },
103
+
104
+	/* 11n CB + SGI */
105
+	{ 150, 0, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
106
+	{ 300, 1, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
107
+	{ 450, 2, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
108
+	{ 600, 3, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
109
+	{ 900, 4, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
110
+	{ 1200, 5, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
111
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
112
+	{ 1500, 7, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
113
+
114
+	/* 11n GF + CB */
115
+	{ 135, 0, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_40 },
116
+	{ 270, 1, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_40 },
117
+	{ 405, 2, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_40 },
118
+	{ 540, 3, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_40 },
119
+	{ 810, 4, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_40 },
120
+	{ 1080, 5, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_40 },
121
+	{ 1215, 6, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_40 },
122
+	{ 1350, 7, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_40 },
123
+
124
+	/* 11ac reserved indices */
125
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
126
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
127
+
128
+	/* 11ac 20 MHz 800ns GI MCS 0-8 */
129
+	{   65, 0, RX_ENC_HT, 0, RATE_INFO_BW_20 },
130
+	{  130, 1, RX_ENC_HT, 0, RATE_INFO_BW_20 },
131
+	{  195, 2, RX_ENC_HT, 0, RATE_INFO_BW_20 },
132
+	{  260, 3, RX_ENC_HT, 0, RATE_INFO_BW_20 },
133
+	{  390, 4, RX_ENC_HT, 0, RATE_INFO_BW_20 },
134
+	{  520, 5, RX_ENC_HT, 0, RATE_INFO_BW_20 },
135
+	{  585, 6, RX_ENC_HT, 0, RATE_INFO_BW_20 },
136
+	{  650, 7, RX_ENC_HT, 0, RATE_INFO_BW_20 },
137
+	{  780, 8, RX_ENC_HT, 0, RATE_INFO_BW_20 },
138
+
139
+	/* 11ac reserved indices */
140
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
141
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
142
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
143
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
144
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
145
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
146
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
147
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
148
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
149
+
150
+	/* 11ac 20 MHz 400ns SGI MCS 6-8 */
151
+	{  655, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_20 },
152
+	{  722, 7, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_20 },
153
+	{  866, 8, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_20 },
154
+
155
+	/* 11ac reserved indices */
156
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
157
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
158
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
159
+
160
+	/* 11ac 40 MHz 800ns GI MCS 0-9 */
161
+	{  135, 0, RX_ENC_HT, 0, RATE_INFO_BW_40 },
162
+	{  270, 1, RX_ENC_HT, 0, RATE_INFO_BW_40 },
163
+	{  405, 2, RX_ENC_HT, 0, RATE_INFO_BW_40 },
164
+	{  540, 3, RX_ENC_HT, 0, RATE_INFO_BW_40 },
165
+	{  810, 4, RX_ENC_HT, 0, RATE_INFO_BW_40 },
166
+	{ 1080, 5, RX_ENC_HT, 0, RATE_INFO_BW_40 },
167
+	{ 1215, 6, RX_ENC_HT, 0, RATE_INFO_BW_40 },
168
+	{ 1350, 7, RX_ENC_HT, 0, RATE_INFO_BW_40 },
169
+	{ 1350, 7, RX_ENC_HT, 0, RATE_INFO_BW_40 },
170
+	{ 1620, 8, RX_ENC_HT, 0, RATE_INFO_BW_40 },
171
+	{ 1800, 9, RX_ENC_HT, 0, RATE_INFO_BW_40 },
172
+
173
+	/* 11ac reserved indices */
174
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
175
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
176
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
177
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
178
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
179
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
180
+
181
+	/* 11ac 40 MHz 400ns SGI MCS 5-7 */
182
+	{ 1200, 5, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
183
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
184
+	{ 1500, 7, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
185
+
186
+	/* 11ac reserved index */
187
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
188
+
189
+	/* 11ac 40 MHz 400ns SGI MCS 5-7 */
190
+	{ 1800, 8, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
191
+	{ 2000, 9, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
192
+
193
+	/* 11ac reserved index */
194
+	{ 1350, 6, RX_ENC_HT,  RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
195
+
196
+	/* 11ac 80 MHz 800ns GI MCS 0-7 */
197
+	{  292, 0, RX_ENC_HT, 0, RATE_INFO_BW_80},
198
+	{  585, 1, RX_ENC_HT, 0, RATE_INFO_BW_80},
199
+	{  877, 2, RX_ENC_HT, 0, RATE_INFO_BW_80},
200
+	{ 1170, 3, RX_ENC_HT, 0, RATE_INFO_BW_80},
201
+	{ 1755, 4, RX_ENC_HT, 0, RATE_INFO_BW_80},
202
+	{ 2340, 5, RX_ENC_HT, 0, RATE_INFO_BW_80},
203
+	{ 2632, 6, RX_ENC_HT, 0, RATE_INFO_BW_80},
204
+	{ 2925, 7, RX_ENC_HT, 0, RATE_INFO_BW_80},
205
+
206
+	/* 11 ac reserved index */
207
+	{ 1350, 6, RX_ENC_HT,  RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
208
+
209
+	/* 11ac 80 MHz 800 ns GI MCS 8-9 */
210
+	{ 3510, 8, RX_ENC_HT, 0, RATE_INFO_BW_80},
211
+	{ 3900, 9, RX_ENC_HT, 0, RATE_INFO_BW_80},
212
+
213
+	/* 11 ac reserved indices */
214
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
215
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
216
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
217
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
218
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
219
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
220
+	{ 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
221
+
222
+	/* 11ac 80 MHz 400 ns SGI MCS 6-7 */
223
+	{ 2925, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_80 },
224
+	{ 3250, 7, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_80 },
225
+
226
+	/* 11ac reserved index */
227
+	{ 1350, 6, RX_ENC_HT,  RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
228
+
229
+	/* 11ac 80 MHz 400ns SGI MCS 8-9 */
230
+	{ 3900, 8, RX_ENC_VHT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_80 },
231
+	{ 4333, 9, RX_ENC_VHT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_80 },
232
+};
233
+
26
234
 int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb)
27
235
 {
28
236
 	struct ieee80211_rx_status status;
237
+	const struct wcn36xx_rate *rate;
29
238
 	struct ieee80211_hdr *hdr;
30
239
 	struct wcn36xx_rx_bd *bd;
31
240
 	u16 fc, sn;
..
..
@@ -49,19 +258,9 @@
49
258
 	fc = __le16_to_cpu(hdr->frame_control);
50
259
 	sn = IEEE80211_SEQ_TO_SN(__le16_to_cpu(hdr->seq_ctrl));
51
260
 
52
-	/* When scanning associate beacons to this */
53
-	if (ieee80211_is_beacon(hdr->frame_control) && wcn->scan_freq) {
54
-		status.freq = wcn->scan_freq;
55
-		status.band = wcn->scan_band;
56
-	} else {
57
-		status.freq = WCN36XX_CENTER_FREQ(wcn);
58
-		status.band = WCN36XX_BAND(wcn);
59
-	}
60
-
61
261
 	status.mactime = 10;
62
262
 	status.signal = -get_rssi0(bd);
63
263
 	status.antenna = 1;
64
-	status.rate_idx = 1;
65
264
 	status.flag = 0;
66
265
 	status.rx_flags = 0;
67
266
 	status.flag |= RX_FLAG_IV_STRIPPED |
..
..
@@ -69,6 +268,50 @@
69
268
 		       RX_FLAG_DECRYPTED;
70
269
 
71
270
 	wcn36xx_dbg(WCN36XX_DBG_RX, "status.flags=%x\n", status.flag);
271
+
272
+	if (bd->scan_learn) {
273
+		/* If packet originate from hardware scanning, extract the
274
+		 * band/channel from bd descriptor.
275
+		 */
276
+		u8 hwch = (bd->reserved0 << 4) + bd->rx_ch;
277
+
278
+		if (bd->rf_band != 1 && hwch <= sizeof(ab_rx_ch_map) && hwch >= 1) {
279
+			status.band = NL80211_BAND_5GHZ;
280
+			status.freq = ieee80211_channel_to_frequency(ab_rx_ch_map[hwch - 1],
281
+								     status.band);
282
+		} else {
283
+			status.band = NL80211_BAND_2GHZ;
284
+			status.freq = ieee80211_channel_to_frequency(hwch, status.band);
285
+		}
286
+	} else {
287
+		status.band = WCN36XX_BAND(wcn);
288
+		status.freq = WCN36XX_CENTER_FREQ(wcn);
289
+	}
290
+
291
+	if (bd->rate_id < ARRAY_SIZE(wcn36xx_rate_table)) {
292
+		rate = &wcn36xx_rate_table[bd->rate_id];
293
+		status.encoding = rate->encoding;
294
+		status.enc_flags = rate->encoding_flags;
295
+		status.bw = rate->bw;
296
+		status.rate_idx = rate->mcs_or_legacy_index;
297
+		status.nss = 1;
298
+
299
+		if (status.band == NL80211_BAND_5GHZ &&
300
+		    status.encoding == RX_ENC_LEGACY &&
301
+		    status.rate_idx >= 4) {
302
+			/* no dsss rates in 5Ghz rates table */
303
+			status.rate_idx -= 4;
304
+		}
305
+	} else {
306
+		status.encoding = 0;
307
+		status.bw = 0;
308
+		status.enc_flags = 0;
309
+		status.rate_idx = 0;
310
+	}
311
+
312
+	if (ieee80211_is_beacon(hdr->frame_control) ||
313
+	    ieee80211_is_probe_resp(hdr->frame_control))
314
+		status.boottime_ns = ktime_get_boottime_ns();
72
315
 
73
316
 	memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
74
317
 
..
..
@@ -100,7 +343,6 @@
100
343
 		bd->pdu.mpdu_header_off;
101
344
 	bd->pdu.mpdu_len = len;
102
345
 	bd->pdu.tid = tid;
103
-	bd->pdu.bd_ssn = WCN36XX_TXBD_SSN_FILL_DPU_QOS;
104
346
 }
105
347
 
106
348
 static inline struct wcn36xx_vif *get_vif_by_addr(struct wcn36xx *wcn,
..
..
@@ -160,9 +402,11 @@
160
402
 				bool bcast)
161
403
 {
162
404
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
405
+	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
163
406
 	struct ieee80211_vif *vif = NULL;
164
407
 	struct wcn36xx_vif *__vif_priv = NULL;
165
-	bool is_data_qos;
408
+	bool is_data_qos = ieee80211_is_data_qos(hdr->frame_control);
409
+	u16 tid = 0;
166
410
 
167
411
 	bd->bd_rate = WCN36XX_BD_RATE_DATA;
168
412
 
..
..
@@ -191,9 +435,27 @@
191
435
 		bd->dpu_sign = __vif_priv->self_ucast_dpu_sign;
192
436
 	}
193
437
 
194
-	if (ieee80211_is_nullfunc(hdr->frame_control) ||
195
-	   (sta_priv && !sta_priv->is_data_encrypted))
438
+	if (is_data_qos) {
439
+		tid = ieee80211_get_tid(hdr);
440
+		/* TID->QID is one-to-one mapping */
441
+		bd->queue_id = tid;
442
+		bd->pdu.bd_ssn = WCN36XX_TXBD_SSN_FILL_DPU_QOS;
443
+	} else {
444
+		bd->pdu.bd_ssn = WCN36XX_TXBD_SSN_FILL_DPU_NON_QOS;
445
+	}
446
+
447
+	if (info->flags & IEEE80211_TX_INTFL_DONT_ENCRYPT ||
448
+	    (sta_priv && !sta_priv->is_data_encrypted)) {
196
449
 		bd->dpu_ne = 1;
450
+	}
451
+
452
+	if (ieee80211_is_any_nullfunc(hdr->frame_control)) {
453
+		/* Don't use a regular queue for null packet (no ampdu) */
454
+		bd->queue_id = WCN36XX_TX_U_WQ_ID;
455
+		bd->bd_rate = WCN36XX_BD_RATE_CTRL;
456
+		if (ieee80211_is_qos_nullfunc(hdr->frame_control))
457
+			bd->pdu.bd_ssn = WCN36XX_TXBD_SSN_FILL_HOST;
458
+	}
197
459
 
198
460
 	if (bcast) {
199
461
 		bd->ub = 1;
..
..
@@ -201,13 +463,11 @@
201
463
 	}
202
464
 	*vif_priv = __vif_priv;
203
465
 
204
-	is_data_qos = ieee80211_is_data_qos(hdr->frame_control);
205
-
206
466
 	wcn36xx_set_tx_pdu(bd,
207
467
 			   is_data_qos ?
208
468
 			   sizeof(struct ieee80211_qos_hdr) :
209
469
 			   sizeof(struct ieee80211_hdr_3addr),
210
-			   skb->len, sta_priv ? sta_priv->tid : 0);
470
+			   skb->len, tid);
211
471
 
212
472
 	if (sta_priv && is_data_qos)
213
473
 		wcn36xx_tx_start_ampdu(wcn, sta_priv, skb);
..
..
@@ -254,6 +514,8 @@
254
514
 		bd->queue_id = WCN36XX_TX_U_WQ_ID;
255
515
 	*vif_priv = __vif_priv;
256
516
 
517
+	bd->pdu.bd_ssn = WCN36XX_TXBD_SSN_FILL_DPU_NON_QOS;
518
+
257
519
 	wcn36xx_set_tx_pdu(bd,
258
520
 			   ieee80211_is_data_qos(hdr->frame_control) ?
259
521
 			   sizeof(struct ieee80211_qos_hdr) :
..
..
@@ -268,10 +530,11 @@
268
530
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
269
531
 	struct wcn36xx_vif *vif_priv = NULL;
270
532
 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
271
-	unsigned long flags;
272
533
 	bool is_low = ieee80211_is_data(hdr->frame_control);
273
534
 	bool bcast = is_broadcast_ether_addr(hdr->addr1) ||
274
535
 		is_multicast_ether_addr(hdr->addr1);
536
+	bool ack_ind = (info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS) &&
537
+					!(info->flags & IEEE80211_TX_CTL_NO_ACK);
275
538
 	struct wcn36xx_tx_bd bd;
276
539
 	int ret;
277
540
 
..
..
@@ -287,25 +550,16 @@
287
550
 
288
551
 	bd.dpu_rf = WCN36XX_BMU_WQ_TX;
289
552
 
290
-	bd.tx_comp = !!(info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS);
291
-	if (bd.tx_comp) {
553
+	if (unlikely(ack_ind)) {
292
554
 		wcn36xx_dbg(WCN36XX_DBG_DXE, "TX_ACK status requested\n");
293
-		spin_lock_irqsave(&wcn->dxe_lock, flags);
294
-		if (wcn->tx_ack_skb) {
295
-			spin_unlock_irqrestore(&wcn->dxe_lock, flags);
296
-			wcn36xx_warn("tx_ack_skb already set\n");
297
-			return -EINVAL;
298
-		}
299
-
300
-		wcn->tx_ack_skb = skb;
301
-		spin_unlock_irqrestore(&wcn->dxe_lock, flags);
302
555
 
303
556
 		/* Only one at a time is supported by fw. Stop the TX queues
304
557
 		 * until the ack status gets back.
305
-		 *
306
-		 * TODO: Add watchdog in case FW does not answer
307
558
 		 */
308
559
 		ieee80211_stop_queues(wcn->hw);
560
+
561
+		/* Request ack indication from the firmware */
562
+		bd.tx_comp = 1;
309
563
 	}
310
564
 
311
565
 	/* Data frames served first*/
..
..
@@ -319,14 +573,8 @@
319
573
 	bd.tx_bd_sign = 0xbdbdbdbd;
320
574
 
321
575
 	ret = wcn36xx_dxe_tx_frame(wcn, vif_priv, &bd, skb, is_low);
322
-	if (ret && bd.tx_comp) {
323
-		/* If the skb has not been transmitted,
324
-		 * don't keep a reference to it.
325
-		 */
326
-		spin_lock_irqsave(&wcn->dxe_lock, flags);
327
-		wcn->tx_ack_skb = NULL;
328
-		spin_unlock_irqrestore(&wcn->dxe_lock, flags);
329
-
576
+	if (unlikely(ret && ack_ind)) {
577
+		/* If the skb has not been transmitted, resume TX queue */
330
578
 		ieee80211_wake_queues(wcn->hw);
331
579
 	}
332
580