2 * RTL8XXXU mac80211 USB driver
4 * Copyright (c) 2014 - 2017 Jes Sorensen <Jes.Sorensen@gmail.com>
6 * Portions, notably calibration code:
7 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
9 * This driver was written as a replacement for the vendor provided
10 * rtl8723au driver. As the Realtek 8xxx chips are very similar in
11 * their programming interface, I have started adding support for
12 * additional 8xxx chips like the 8192cu, 8188cus, etc.
14 * This program is free software; you can redistribute it and/or modify it
15 * under the terms of version 2 of the GNU General Public License as
16 * published by the Free Software Foundation.
18 * This program is distributed in the hope that it will be useful, but WITHOUT
19 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
20 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
24 #include <linux/init.h>
25 #include <linux/kernel.h>
26 #include <linux/sched.h>
27 #include <linux/errno.h>
28 #include <linux/slab.h>
29 #include <linux/module.h>
30 #include <linux/spinlock.h>
31 #include <linux/list.h>
32 #include <linux/usb.h>
33 #include <linux/netdevice.h>
34 #include <linux/etherdevice.h>
35 #include <linux/ethtool.h>
36 #include <linux/wireless.h>
37 #include <linux/firmware.h>
38 #include <linux/moduleparam.h>
39 #include <net/mac80211.h>
41 #include "rtl8xxxu_regs.h"
43 #define DRIVER_NAME "rtl8xxxu"
45 int rtl8xxxu_debug = RTL8XXXU_DEBUG_EFUSE;
46 static bool rtl8xxxu_ht40_2g;
47 static bool rtl8xxxu_dma_aggregation;
48 static int rtl8xxxu_dma_agg_timeout = -1;
49 static int rtl8xxxu_dma_agg_pages = -1;
51 MODULE_AUTHOR("Jes Sorensen <Jes.Sorensen@gmail.com>");
52 MODULE_DESCRIPTION("RTL8XXXu USB mac80211 Wireless LAN Driver");
53 MODULE_LICENSE("GPL");
54 MODULE_FIRMWARE("rtlwifi/rtl8723aufw_A.bin");
55 MODULE_FIRMWARE("rtlwifi/rtl8723aufw_B.bin");
56 MODULE_FIRMWARE("rtlwifi/rtl8723aufw_B_NoBT.bin");
57 MODULE_FIRMWARE("rtlwifi/rtl8192cufw_A.bin");
58 MODULE_FIRMWARE("rtlwifi/rtl8192cufw_B.bin");
59 MODULE_FIRMWARE("rtlwifi/rtl8192cufw_TMSC.bin");
60 MODULE_FIRMWARE("rtlwifi/rtl8192eu_nic.bin");
61 MODULE_FIRMWARE("rtlwifi/rtl8723bu_nic.bin");
62 MODULE_FIRMWARE("rtlwifi/rtl8723bu_bt.bin");
64 module_param_named(debug, rtl8xxxu_debug, int, 0600);
65 MODULE_PARM_DESC(debug, "Set debug mask");
66 module_param_named(ht40_2g, rtl8xxxu_ht40_2g, bool, 0600);
67 MODULE_PARM_DESC(ht40_2g, "Enable HT40 support on the 2.4GHz band");
68 module_param_named(dma_aggregation, rtl8xxxu_dma_aggregation, bool, 0600);
69 MODULE_PARM_DESC(dma_aggregation, "Enable DMA packet aggregation");
70 module_param_named(dma_agg_timeout, rtl8xxxu_dma_agg_timeout, int, 0600);
71 MODULE_PARM_DESC(dma_agg_timeout, "Set DMA aggregation timeout (range 1-127)");
72 module_param_named(dma_agg_pages, rtl8xxxu_dma_agg_pages, int, 0600);
73 MODULE_PARM_DESC(dma_agg_pages, "Set DMA aggregation pages (range 1-127, 0 to disable)");
75 #define USB_VENDOR_ID_REALTEK 0x0bda
76 #define RTL8XXXU_RX_URBS 32
77 #define RTL8XXXU_RX_URB_PENDING_WATER 8
78 #define RTL8XXXU_TX_URBS 64
79 #define RTL8XXXU_TX_URB_LOW_WATER 25
80 #define RTL8XXXU_TX_URB_HIGH_WATER 32
82 static int rtl8xxxu_submit_rx_urb(struct rtl8xxxu_priv *priv,
83 struct rtl8xxxu_rx_urb *rx_urb);
85 static struct ieee80211_rate rtl8xxxu_rates[] = {
86 { .bitrate = 10, .hw_value = DESC_RATE_1M, .flags = 0 },
87 { .bitrate = 20, .hw_value = DESC_RATE_2M, .flags = 0 },
88 { .bitrate = 55, .hw_value = DESC_RATE_5_5M, .flags = 0 },
89 { .bitrate = 110, .hw_value = DESC_RATE_11M, .flags = 0 },
90 { .bitrate = 60, .hw_value = DESC_RATE_6M, .flags = 0 },
91 { .bitrate = 90, .hw_value = DESC_RATE_9M, .flags = 0 },
92 { .bitrate = 120, .hw_value = DESC_RATE_12M, .flags = 0 },
93 { .bitrate = 180, .hw_value = DESC_RATE_18M, .flags = 0 },
94 { .bitrate = 240, .hw_value = DESC_RATE_24M, .flags = 0 },
95 { .bitrate = 360, .hw_value = DESC_RATE_36M, .flags = 0 },
96 { .bitrate = 480, .hw_value = DESC_RATE_48M, .flags = 0 },
97 { .bitrate = 540, .hw_value = DESC_RATE_54M, .flags = 0 },
100 static struct ieee80211_channel rtl8xxxu_channels_2g[] = {
101 { .band = NL80211_BAND_2GHZ, .center_freq = 2412,
102 .hw_value = 1, .max_power = 30 },
103 { .band = NL80211_BAND_2GHZ, .center_freq = 2417,
104 .hw_value = 2, .max_power = 30 },
105 { .band = NL80211_BAND_2GHZ, .center_freq = 2422,
106 .hw_value = 3, .max_power = 30 },
107 { .band = NL80211_BAND_2GHZ, .center_freq = 2427,
108 .hw_value = 4, .max_power = 30 },
109 { .band = NL80211_BAND_2GHZ, .center_freq = 2432,
110 .hw_value = 5, .max_power = 30 },
111 { .band = NL80211_BAND_2GHZ, .center_freq = 2437,
112 .hw_value = 6, .max_power = 30 },
113 { .band = NL80211_BAND_2GHZ, .center_freq = 2442,
114 .hw_value = 7, .max_power = 30 },
115 { .band = NL80211_BAND_2GHZ, .center_freq = 2447,
116 .hw_value = 8, .max_power = 30 },
117 { .band = NL80211_BAND_2GHZ, .center_freq = 2452,
118 .hw_value = 9, .max_power = 30 },
119 { .band = NL80211_BAND_2GHZ, .center_freq = 2457,
120 .hw_value = 10, .max_power = 30 },
121 { .band = NL80211_BAND_2GHZ, .center_freq = 2462,
122 .hw_value = 11, .max_power = 30 },
123 { .band = NL80211_BAND_2GHZ, .center_freq = 2467,
124 .hw_value = 12, .max_power = 30 },
125 { .band = NL80211_BAND_2GHZ, .center_freq = 2472,
126 .hw_value = 13, .max_power = 30 },
127 { .band = NL80211_BAND_2GHZ, .center_freq = 2484,
128 .hw_value = 14, .max_power = 30 }
131 static struct ieee80211_supported_band rtl8xxxu_supported_band = {
132 .channels = rtl8xxxu_channels_2g,
133 .n_channels = ARRAY_SIZE(rtl8xxxu_channels_2g),
134 .bitrates = rtl8xxxu_rates,
135 .n_bitrates = ARRAY_SIZE(rtl8xxxu_rates),
138 struct rtl8xxxu_reg8val rtl8xxxu_gen1_mac_init_table[] = {
139 {0x420, 0x80}, {0x423, 0x00}, {0x430, 0x00}, {0x431, 0x00},
140 {0x432, 0x00}, {0x433, 0x01}, {0x434, 0x04}, {0x435, 0x05},
141 {0x436, 0x06}, {0x437, 0x07}, {0x438, 0x00}, {0x439, 0x00},
142 {0x43a, 0x00}, {0x43b, 0x01}, {0x43c, 0x04}, {0x43d, 0x05},
143 {0x43e, 0x06}, {0x43f, 0x07}, {0x440, 0x5d}, {0x441, 0x01},
144 {0x442, 0x00}, {0x444, 0x15}, {0x445, 0xf0}, {0x446, 0x0f},
145 {0x447, 0x00}, {0x458, 0x41}, {0x459, 0xa8}, {0x45a, 0x72},
146 {0x45b, 0xb9}, {0x460, 0x66}, {0x461, 0x66}, {0x462, 0x08},
147 {0x463, 0x03}, {0x4c8, 0xff}, {0x4c9, 0x08}, {0x4cc, 0xff},
148 {0x4cd, 0xff}, {0x4ce, 0x01}, {0x500, 0x26}, {0x501, 0xa2},
149 {0x502, 0x2f}, {0x503, 0x00}, {0x504, 0x28}, {0x505, 0xa3},
150 {0x506, 0x5e}, {0x507, 0x00}, {0x508, 0x2b}, {0x509, 0xa4},
151 {0x50a, 0x5e}, {0x50b, 0x00}, {0x50c, 0x4f}, {0x50d, 0xa4},
152 {0x50e, 0x00}, {0x50f, 0x00}, {0x512, 0x1c}, {0x514, 0x0a},
153 {0x515, 0x10}, {0x516, 0x0a}, {0x517, 0x10}, {0x51a, 0x16},
154 {0x524, 0x0f}, {0x525, 0x4f}, {0x546, 0x40}, {0x547, 0x00},
155 {0x550, 0x10}, {0x551, 0x10}, {0x559, 0x02}, {0x55a, 0x02},
156 {0x55d, 0xff}, {0x605, 0x30}, {0x608, 0x0e}, {0x609, 0x2a},
157 {0x652, 0x20}, {0x63c, 0x0a}, {0x63d, 0x0a}, {0x63e, 0x0e},
158 {0x63f, 0x0e}, {0x66e, 0x05}, {0x700, 0x21}, {0x701, 0x43},
159 {0x702, 0x65}, {0x703, 0x87}, {0x708, 0x21}, {0x709, 0x43},
160 {0x70a, 0x65}, {0x70b, 0x87}, {0xffff, 0xff},
163 static struct rtl8xxxu_reg32val rtl8723a_phy_1t_init_table[] = {
164 {0x800, 0x80040000}, {0x804, 0x00000003},
165 {0x808, 0x0000fc00}, {0x80c, 0x0000000a},
166 {0x810, 0x10001331}, {0x814, 0x020c3d10},
167 {0x818, 0x02200385}, {0x81c, 0x00000000},
168 {0x820, 0x01000100}, {0x824, 0x00390004},
169 {0x828, 0x00000000}, {0x82c, 0x00000000},
170 {0x830, 0x00000000}, {0x834, 0x00000000},
171 {0x838, 0x00000000}, {0x83c, 0x00000000},
172 {0x840, 0x00010000}, {0x844, 0x00000000},
173 {0x848, 0x00000000}, {0x84c, 0x00000000},
174 {0x850, 0x00000000}, {0x854, 0x00000000},
175 {0x858, 0x569a569a}, {0x85c, 0x001b25a4},
176 {0x860, 0x66f60110}, {0x864, 0x061f0130},
177 {0x868, 0x00000000}, {0x86c, 0x32323200},
178 {0x870, 0x07000760}, {0x874, 0x22004000},
179 {0x878, 0x00000808}, {0x87c, 0x00000000},
180 {0x880, 0xc0083070}, {0x884, 0x000004d5},
181 {0x888, 0x00000000}, {0x88c, 0xccc000c0},
182 {0x890, 0x00000800}, {0x894, 0xfffffffe},
183 {0x898, 0x40302010}, {0x89c, 0x00706050},
184 {0x900, 0x00000000}, {0x904, 0x00000023},
185 {0x908, 0x00000000}, {0x90c, 0x81121111},
186 {0xa00, 0x00d047c8}, {0xa04, 0x80ff000c},
187 {0xa08, 0x8c838300}, {0xa0c, 0x2e68120f},
188 {0xa10, 0x9500bb78}, {0xa14, 0x11144028},
189 {0xa18, 0x00881117}, {0xa1c, 0x89140f00},
190 {0xa20, 0x1a1b0000}, {0xa24, 0x090e1317},
191 {0xa28, 0x00000204}, {0xa2c, 0x00d30000},
192 {0xa70, 0x101fbf00}, {0xa74, 0x00000007},
194 {0xc00, 0x48071d40}, {0xc04, 0x03a05611},
195 {0xc08, 0x000000e4}, {0xc0c, 0x6c6c6c6c},
196 {0xc10, 0x08800000}, {0xc14, 0x40000100},
197 {0xc18, 0x08800000}, {0xc1c, 0x40000100},
198 {0xc20, 0x00000000}, {0xc24, 0x00000000},
199 {0xc28, 0x00000000}, {0xc2c, 0x00000000},
200 {0xc30, 0x69e9ac44}, {0xc34, 0x469652af},
201 {0xc38, 0x49795994}, {0xc3c, 0x0a97971c},
202 {0xc40, 0x1f7c403f}, {0xc44, 0x000100b7},
203 {0xc48, 0xec020107}, {0xc4c, 0x007f037f},
204 {0xc50, 0x69543420}, {0xc54, 0x43bc0094},
205 {0xc58, 0x69543420}, {0xc5c, 0x433c0094},
206 {0xc60, 0x00000000}, {0xc64, 0x7112848b},
207 {0xc68, 0x47c00bff}, {0xc6c, 0x00000036},
208 {0xc70, 0x2c7f000d}, {0xc74, 0x018610db},
209 {0xc78, 0x0000001f}, {0xc7c, 0x00b91612},
210 {0xc80, 0x40000100}, {0xc84, 0x20f60000},
211 {0xc88, 0x40000100}, {0xc8c, 0x20200000},
212 {0xc90, 0x00121820}, {0xc94, 0x00000000},
213 {0xc98, 0x00121820}, {0xc9c, 0x00007f7f},
214 {0xca0, 0x00000000}, {0xca4, 0x00000080},
215 {0xca8, 0x00000000}, {0xcac, 0x00000000},
216 {0xcb0, 0x00000000}, {0xcb4, 0x00000000},
217 {0xcb8, 0x00000000}, {0xcbc, 0x28000000},
218 {0xcc0, 0x00000000}, {0xcc4, 0x00000000},
219 {0xcc8, 0x00000000}, {0xccc, 0x00000000},
220 {0xcd0, 0x00000000}, {0xcd4, 0x00000000},
221 {0xcd8, 0x64b22427}, {0xcdc, 0x00766932},
222 {0xce0, 0x00222222}, {0xce4, 0x00000000},
223 {0xce8, 0x37644302}, {0xcec, 0x2f97d40c},
224 {0xd00, 0x00080740}, {0xd04, 0x00020401},
225 {0xd08, 0x0000907f}, {0xd0c, 0x20010201},
226 {0xd10, 0xa0633333}, {0xd14, 0x3333bc43},
227 {0xd18, 0x7a8f5b6b}, {0xd2c, 0xcc979975},
228 {0xd30, 0x00000000}, {0xd34, 0x80608000},
229 {0xd38, 0x00000000}, {0xd3c, 0x00027293},
230 {0xd40, 0x00000000}, {0xd44, 0x00000000},
231 {0xd48, 0x00000000}, {0xd4c, 0x00000000},
232 {0xd50, 0x6437140a}, {0xd54, 0x00000000},
233 {0xd58, 0x00000000}, {0xd5c, 0x30032064},
234 {0xd60, 0x4653de68}, {0xd64, 0x04518a3c},
235 {0xd68, 0x00002101}, {0xd6c, 0x2a201c16},
236 {0xd70, 0x1812362e}, {0xd74, 0x322c2220},
237 {0xd78, 0x000e3c24}, {0xe00, 0x2a2a2a2a},
238 {0xe04, 0x2a2a2a2a}, {0xe08, 0x03902a2a},
239 {0xe10, 0x2a2a2a2a}, {0xe14, 0x2a2a2a2a},
240 {0xe18, 0x2a2a2a2a}, {0xe1c, 0x2a2a2a2a},
241 {0xe28, 0x00000000}, {0xe30, 0x1000dc1f},
242 {0xe34, 0x10008c1f}, {0xe38, 0x02140102},
243 {0xe3c, 0x681604c2}, {0xe40, 0x01007c00},
244 {0xe44, 0x01004800}, {0xe48, 0xfb000000},
245 {0xe4c, 0x000028d1}, {0xe50, 0x1000dc1f},
246 {0xe54, 0x10008c1f}, {0xe58, 0x02140102},
247 {0xe5c, 0x28160d05}, {0xe60, 0x00000008},
248 {0xe68, 0x001b25a4}, {0xe6c, 0x631b25a0},
249 {0xe70, 0x631b25a0}, {0xe74, 0x081b25a0},
250 {0xe78, 0x081b25a0}, {0xe7c, 0x081b25a0},
251 {0xe80, 0x081b25a0}, {0xe84, 0x631b25a0},
252 {0xe88, 0x081b25a0}, {0xe8c, 0x631b25a0},
253 {0xed0, 0x631b25a0}, {0xed4, 0x631b25a0},
254 {0xed8, 0x631b25a0}, {0xedc, 0x001b25a0},
255 {0xee0, 0x001b25a0}, {0xeec, 0x6b1b25a0},
256 {0xf14, 0x00000003}, {0xf4c, 0x00000000},
258 {0xffff, 0xffffffff},
261 static struct rtl8xxxu_reg32val rtl8192cu_phy_2t_init_table[] = {
262 {0x024, 0x0011800f}, {0x028, 0x00ffdb83},
263 {0x800, 0x80040002}, {0x804, 0x00000003},
264 {0x808, 0x0000fc00}, {0x80c, 0x0000000a},
265 {0x810, 0x10000330}, {0x814, 0x020c3d10},
266 {0x818, 0x02200385}, {0x81c, 0x00000000},
267 {0x820, 0x01000100}, {0x824, 0x00390004},
268 {0x828, 0x01000100}, {0x82c, 0x00390004},
269 {0x830, 0x27272727}, {0x834, 0x27272727},
270 {0x838, 0x27272727}, {0x83c, 0x27272727},
271 {0x840, 0x00010000}, {0x844, 0x00010000},
272 {0x848, 0x27272727}, {0x84c, 0x27272727},
273 {0x850, 0x00000000}, {0x854, 0x00000000},
274 {0x858, 0x569a569a}, {0x85c, 0x0c1b25a4},
275 {0x860, 0x66e60230}, {0x864, 0x061f0130},
276 {0x868, 0x27272727}, {0x86c, 0x2b2b2b27},
277 {0x870, 0x07000700}, {0x874, 0x22184000},
278 {0x878, 0x08080808}, {0x87c, 0x00000000},
279 {0x880, 0xc0083070}, {0x884, 0x000004d5},
280 {0x888, 0x00000000}, {0x88c, 0xcc0000c0},
281 {0x890, 0x00000800}, {0x894, 0xfffffffe},
282 {0x898, 0x40302010}, {0x89c, 0x00706050},
283 {0x900, 0x00000000}, {0x904, 0x00000023},
284 {0x908, 0x00000000}, {0x90c, 0x81121313},
285 {0xa00, 0x00d047c8}, {0xa04, 0x80ff000c},
286 {0xa08, 0x8c838300}, {0xa0c, 0x2e68120f},
287 {0xa10, 0x9500bb78}, {0xa14, 0x11144028},
288 {0xa18, 0x00881117}, {0xa1c, 0x89140f00},
289 {0xa20, 0x1a1b0000}, {0xa24, 0x090e1317},
290 {0xa28, 0x00000204}, {0xa2c, 0x00d30000},
291 {0xa70, 0x101fbf00}, {0xa74, 0x00000007},
292 {0xc00, 0x48071d40}, {0xc04, 0x03a05633},
293 {0xc08, 0x000000e4}, {0xc0c, 0x6c6c6c6c},
294 {0xc10, 0x08800000}, {0xc14, 0x40000100},
295 {0xc18, 0x08800000}, {0xc1c, 0x40000100},
296 {0xc20, 0x00000000}, {0xc24, 0x00000000},
297 {0xc28, 0x00000000}, {0xc2c, 0x00000000},
298 {0xc30, 0x69e9ac44}, {0xc34, 0x469652cf},
299 {0xc38, 0x49795994}, {0xc3c, 0x0a97971c},
300 {0xc40, 0x1f7c403f}, {0xc44, 0x000100b7},
301 {0xc48, 0xec020107}, {0xc4c, 0x007f037f},
302 {0xc50, 0x69543420}, {0xc54, 0x43bc0094},
303 {0xc58, 0x69543420}, {0xc5c, 0x433c0094},
304 {0xc60, 0x00000000}, {0xc64, 0x5116848b},
305 {0xc68, 0x47c00bff}, {0xc6c, 0x00000036},
306 {0xc70, 0x2c7f000d}, {0xc74, 0x2186115b},
307 {0xc78, 0x0000001f}, {0xc7c, 0x00b99612},
308 {0xc80, 0x40000100}, {0xc84, 0x20f60000},
309 {0xc88, 0x40000100}, {0xc8c, 0xa0e40000},
310 {0xc90, 0x00121820}, {0xc94, 0x00000000},
311 {0xc98, 0x00121820}, {0xc9c, 0x00007f7f},
312 {0xca0, 0x00000000}, {0xca4, 0x00000080},
313 {0xca8, 0x00000000}, {0xcac, 0x00000000},
314 {0xcb0, 0x00000000}, {0xcb4, 0x00000000},
315 {0xcb8, 0x00000000}, {0xcbc, 0x28000000},
316 {0xcc0, 0x00000000}, {0xcc4, 0x00000000},
317 {0xcc8, 0x00000000}, {0xccc, 0x00000000},
318 {0xcd0, 0x00000000}, {0xcd4, 0x00000000},
319 {0xcd8, 0x64b22427}, {0xcdc, 0x00766932},
320 {0xce0, 0x00222222}, {0xce4, 0x00000000},
321 {0xce8, 0x37644302}, {0xcec, 0x2f97d40c},
322 {0xd00, 0x00080740}, {0xd04, 0x00020403},
323 {0xd08, 0x0000907f}, {0xd0c, 0x20010201},
324 {0xd10, 0xa0633333}, {0xd14, 0x3333bc43},
325 {0xd18, 0x7a8f5b6b}, {0xd2c, 0xcc979975},
326 {0xd30, 0x00000000}, {0xd34, 0x80608000},
327 {0xd38, 0x00000000}, {0xd3c, 0x00027293},
328 {0xd40, 0x00000000}, {0xd44, 0x00000000},
329 {0xd48, 0x00000000}, {0xd4c, 0x00000000},
330 {0xd50, 0x6437140a}, {0xd54, 0x00000000},
331 {0xd58, 0x00000000}, {0xd5c, 0x30032064},
332 {0xd60, 0x4653de68}, {0xd64, 0x04518a3c},
333 {0xd68, 0x00002101}, {0xd6c, 0x2a201c16},
334 {0xd70, 0x1812362e}, {0xd74, 0x322c2220},
335 {0xd78, 0x000e3c24}, {0xe00, 0x2a2a2a2a},
336 {0xe04, 0x2a2a2a2a}, {0xe08, 0x03902a2a},
337 {0xe10, 0x2a2a2a2a}, {0xe14, 0x2a2a2a2a},
338 {0xe18, 0x2a2a2a2a}, {0xe1c, 0x2a2a2a2a},
339 {0xe28, 0x00000000}, {0xe30, 0x1000dc1f},
340 {0xe34, 0x10008c1f}, {0xe38, 0x02140102},
341 {0xe3c, 0x681604c2}, {0xe40, 0x01007c00},
342 {0xe44, 0x01004800}, {0xe48, 0xfb000000},
343 {0xe4c, 0x000028d1}, {0xe50, 0x1000dc1f},
344 {0xe54, 0x10008c1f}, {0xe58, 0x02140102},
345 {0xe5c, 0x28160d05}, {0xe60, 0x00000010},
346 {0xe68, 0x001b25a4}, {0xe6c, 0x63db25a4},
347 {0xe70, 0x63db25a4}, {0xe74, 0x0c1b25a4},
348 {0xe78, 0x0c1b25a4}, {0xe7c, 0x0c1b25a4},
349 {0xe80, 0x0c1b25a4}, {0xe84, 0x63db25a4},
350 {0xe88, 0x0c1b25a4}, {0xe8c, 0x63db25a4},
351 {0xed0, 0x63db25a4}, {0xed4, 0x63db25a4},
352 {0xed8, 0x63db25a4}, {0xedc, 0x001b25a4},
353 {0xee0, 0x001b25a4}, {0xeec, 0x6fdb25a4},
354 {0xf14, 0x00000003}, {0xf4c, 0x00000000},
356 {0xffff, 0xffffffff},
359 static struct rtl8xxxu_reg32val rtl8188ru_phy_1t_highpa_table[] = {
360 {0x024, 0x0011800f}, {0x028, 0x00ffdb83},
361 {0x040, 0x000c0004}, {0x800, 0x80040000},
362 {0x804, 0x00000001}, {0x808, 0x0000fc00},
363 {0x80c, 0x0000000a}, {0x810, 0x10005388},
364 {0x814, 0x020c3d10}, {0x818, 0x02200385},
365 {0x81c, 0x00000000}, {0x820, 0x01000100},
366 {0x824, 0x00390204}, {0x828, 0x00000000},
367 {0x82c, 0x00000000}, {0x830, 0x00000000},
368 {0x834, 0x00000000}, {0x838, 0x00000000},
369 {0x83c, 0x00000000}, {0x840, 0x00010000},
370 {0x844, 0x00000000}, {0x848, 0x00000000},
371 {0x84c, 0x00000000}, {0x850, 0x00000000},
372 {0x854, 0x00000000}, {0x858, 0x569a569a},
373 {0x85c, 0x001b25a4}, {0x860, 0x66e60230},
374 {0x864, 0x061f0130}, {0x868, 0x00000000},
375 {0x86c, 0x20202000}, {0x870, 0x03000300},
376 {0x874, 0x22004000}, {0x878, 0x00000808},
377 {0x87c, 0x00ffc3f1}, {0x880, 0xc0083070},
378 {0x884, 0x000004d5}, {0x888, 0x00000000},
379 {0x88c, 0xccc000c0}, {0x890, 0x00000800},
380 {0x894, 0xfffffffe}, {0x898, 0x40302010},
381 {0x89c, 0x00706050}, {0x900, 0x00000000},
382 {0x904, 0x00000023}, {0x908, 0x00000000},
383 {0x90c, 0x81121111}, {0xa00, 0x00d047c8},
384 {0xa04, 0x80ff000c}, {0xa08, 0x8c838300},
385 {0xa0c, 0x2e68120f}, {0xa10, 0x9500bb78},
386 {0xa14, 0x11144028}, {0xa18, 0x00881117},
387 {0xa1c, 0x89140f00}, {0xa20, 0x15160000},
388 {0xa24, 0x070b0f12}, {0xa28, 0x00000104},
389 {0xa2c, 0x00d30000}, {0xa70, 0x101fbf00},
390 {0xa74, 0x00000007}, {0xc00, 0x48071d40},
391 {0xc04, 0x03a05611}, {0xc08, 0x000000e4},
392 {0xc0c, 0x6c6c6c6c}, {0xc10, 0x08800000},
393 {0xc14, 0x40000100}, {0xc18, 0x08800000},
394 {0xc1c, 0x40000100}, {0xc20, 0x00000000},
395 {0xc24, 0x00000000}, {0xc28, 0x00000000},
396 {0xc2c, 0x00000000}, {0xc30, 0x69e9ac44},
397 {0xc34, 0x469652cf}, {0xc38, 0x49795994},
398 {0xc3c, 0x0a97971c}, {0xc40, 0x1f7c403f},
399 {0xc44, 0x000100b7}, {0xc48, 0xec020107},
400 {0xc4c, 0x007f037f}, {0xc50, 0x6954342e},
401 {0xc54, 0x43bc0094}, {0xc58, 0x6954342f},
402 {0xc5c, 0x433c0094}, {0xc60, 0x00000000},
403 {0xc64, 0x5116848b}, {0xc68, 0x47c00bff},
404 {0xc6c, 0x00000036}, {0xc70, 0x2c46000d},
405 {0xc74, 0x018610db}, {0xc78, 0x0000001f},
406 {0xc7c, 0x00b91612}, {0xc80, 0x24000090},
407 {0xc84, 0x20f60000}, {0xc88, 0x24000090},
408 {0xc8c, 0x20200000}, {0xc90, 0x00121820},
409 {0xc94, 0x00000000}, {0xc98, 0x00121820},
410 {0xc9c, 0x00007f7f}, {0xca0, 0x00000000},
411 {0xca4, 0x00000080}, {0xca8, 0x00000000},
412 {0xcac, 0x00000000}, {0xcb0, 0x00000000},
413 {0xcb4, 0x00000000}, {0xcb8, 0x00000000},
414 {0xcbc, 0x28000000}, {0xcc0, 0x00000000},
415 {0xcc4, 0x00000000}, {0xcc8, 0x00000000},
416 {0xccc, 0x00000000}, {0xcd0, 0x00000000},
417 {0xcd4, 0x00000000}, {0xcd8, 0x64b22427},
418 {0xcdc, 0x00766932}, {0xce0, 0x00222222},
419 {0xce4, 0x00000000}, {0xce8, 0x37644302},
420 {0xcec, 0x2f97d40c}, {0xd00, 0x00080740},
421 {0xd04, 0x00020401}, {0xd08, 0x0000907f},
422 {0xd0c, 0x20010201}, {0xd10, 0xa0633333},
423 {0xd14, 0x3333bc43}, {0xd18, 0x7a8f5b6b},
424 {0xd2c, 0xcc979975}, {0xd30, 0x00000000},
425 {0xd34, 0x80608000}, {0xd38, 0x00000000},
426 {0xd3c, 0x00027293}, {0xd40, 0x00000000},
427 {0xd44, 0x00000000}, {0xd48, 0x00000000},
428 {0xd4c, 0x00000000}, {0xd50, 0x6437140a},
429 {0xd54, 0x00000000}, {0xd58, 0x00000000},
430 {0xd5c, 0x30032064}, {0xd60, 0x4653de68},
431 {0xd64, 0x04518a3c}, {0xd68, 0x00002101},
432 {0xd6c, 0x2a201c16}, {0xd70, 0x1812362e},
433 {0xd74, 0x322c2220}, {0xd78, 0x000e3c24},
434 {0xe00, 0x24242424}, {0xe04, 0x24242424},
435 {0xe08, 0x03902024}, {0xe10, 0x24242424},
436 {0xe14, 0x24242424}, {0xe18, 0x24242424},
437 {0xe1c, 0x24242424}, {0xe28, 0x00000000},
438 {0xe30, 0x1000dc1f}, {0xe34, 0x10008c1f},
439 {0xe38, 0x02140102}, {0xe3c, 0x681604c2},
440 {0xe40, 0x01007c00}, {0xe44, 0x01004800},
441 {0xe48, 0xfb000000}, {0xe4c, 0x000028d1},
442 {0xe50, 0x1000dc1f}, {0xe54, 0x10008c1f},
443 {0xe58, 0x02140102}, {0xe5c, 0x28160d05},
444 {0xe60, 0x00000008}, {0xe68, 0x001b25a4},
445 {0xe6c, 0x631b25a0}, {0xe70, 0x631b25a0},
446 {0xe74, 0x081b25a0}, {0xe78, 0x081b25a0},
447 {0xe7c, 0x081b25a0}, {0xe80, 0x081b25a0},
448 {0xe84, 0x631b25a0}, {0xe88, 0x081b25a0},
449 {0xe8c, 0x631b25a0}, {0xed0, 0x631b25a0},
450 {0xed4, 0x631b25a0}, {0xed8, 0x631b25a0},
451 {0xedc, 0x001b25a0}, {0xee0, 0x001b25a0},
452 {0xeec, 0x6b1b25a0}, {0xee8, 0x31555448},
453 {0xf14, 0x00000003}, {0xf4c, 0x00000000},
455 {0xffff, 0xffffffff},
458 static struct rtl8xxxu_reg32val rtl8xxx_agc_standard_table[] = {
459 {0xc78, 0x7b000001}, {0xc78, 0x7b010001},
460 {0xc78, 0x7b020001}, {0xc78, 0x7b030001},
461 {0xc78, 0x7b040001}, {0xc78, 0x7b050001},
462 {0xc78, 0x7a060001}, {0xc78, 0x79070001},
463 {0xc78, 0x78080001}, {0xc78, 0x77090001},
464 {0xc78, 0x760a0001}, {0xc78, 0x750b0001},
465 {0xc78, 0x740c0001}, {0xc78, 0x730d0001},
466 {0xc78, 0x720e0001}, {0xc78, 0x710f0001},
467 {0xc78, 0x70100001}, {0xc78, 0x6f110001},
468 {0xc78, 0x6e120001}, {0xc78, 0x6d130001},
469 {0xc78, 0x6c140001}, {0xc78, 0x6b150001},
470 {0xc78, 0x6a160001}, {0xc78, 0x69170001},
471 {0xc78, 0x68180001}, {0xc78, 0x67190001},
472 {0xc78, 0x661a0001}, {0xc78, 0x651b0001},
473 {0xc78, 0x641c0001}, {0xc78, 0x631d0001},
474 {0xc78, 0x621e0001}, {0xc78, 0x611f0001},
475 {0xc78, 0x60200001}, {0xc78, 0x49210001},
476 {0xc78, 0x48220001}, {0xc78, 0x47230001},
477 {0xc78, 0x46240001}, {0xc78, 0x45250001},
478 {0xc78, 0x44260001}, {0xc78, 0x43270001},
479 {0xc78, 0x42280001}, {0xc78, 0x41290001},
480 {0xc78, 0x402a0001}, {0xc78, 0x262b0001},
481 {0xc78, 0x252c0001}, {0xc78, 0x242d0001},
482 {0xc78, 0x232e0001}, {0xc78, 0x222f0001},
483 {0xc78, 0x21300001}, {0xc78, 0x20310001},
484 {0xc78, 0x06320001}, {0xc78, 0x05330001},
485 {0xc78, 0x04340001}, {0xc78, 0x03350001},
486 {0xc78, 0x02360001}, {0xc78, 0x01370001},
487 {0xc78, 0x00380001}, {0xc78, 0x00390001},
488 {0xc78, 0x003a0001}, {0xc78, 0x003b0001},
489 {0xc78, 0x003c0001}, {0xc78, 0x003d0001},
490 {0xc78, 0x003e0001}, {0xc78, 0x003f0001},
491 {0xc78, 0x7b400001}, {0xc78, 0x7b410001},
492 {0xc78, 0x7b420001}, {0xc78, 0x7b430001},
493 {0xc78, 0x7b440001}, {0xc78, 0x7b450001},
494 {0xc78, 0x7a460001}, {0xc78, 0x79470001},
495 {0xc78, 0x78480001}, {0xc78, 0x77490001},
496 {0xc78, 0x764a0001}, {0xc78, 0x754b0001},
497 {0xc78, 0x744c0001}, {0xc78, 0x734d0001},
498 {0xc78, 0x724e0001}, {0xc78, 0x714f0001},
499 {0xc78, 0x70500001}, {0xc78, 0x6f510001},
500 {0xc78, 0x6e520001}, {0xc78, 0x6d530001},
501 {0xc78, 0x6c540001}, {0xc78, 0x6b550001},
502 {0xc78, 0x6a560001}, {0xc78, 0x69570001},
503 {0xc78, 0x68580001}, {0xc78, 0x67590001},
504 {0xc78, 0x665a0001}, {0xc78, 0x655b0001},
505 {0xc78, 0x645c0001}, {0xc78, 0x635d0001},
506 {0xc78, 0x625e0001}, {0xc78, 0x615f0001},
507 {0xc78, 0x60600001}, {0xc78, 0x49610001},
508 {0xc78, 0x48620001}, {0xc78, 0x47630001},
509 {0xc78, 0x46640001}, {0xc78, 0x45650001},
510 {0xc78, 0x44660001}, {0xc78, 0x43670001},
511 {0xc78, 0x42680001}, {0xc78, 0x41690001},
512 {0xc78, 0x406a0001}, {0xc78, 0x266b0001},
513 {0xc78, 0x256c0001}, {0xc78, 0x246d0001},
514 {0xc78, 0x236e0001}, {0xc78, 0x226f0001},
515 {0xc78, 0x21700001}, {0xc78, 0x20710001},
516 {0xc78, 0x06720001}, {0xc78, 0x05730001},
517 {0xc78, 0x04740001}, {0xc78, 0x03750001},
518 {0xc78, 0x02760001}, {0xc78, 0x01770001},
519 {0xc78, 0x00780001}, {0xc78, 0x00790001},
520 {0xc78, 0x007a0001}, {0xc78, 0x007b0001},
521 {0xc78, 0x007c0001}, {0xc78, 0x007d0001},
522 {0xc78, 0x007e0001}, {0xc78, 0x007f0001},
523 {0xc78, 0x3800001e}, {0xc78, 0x3801001e},
524 {0xc78, 0x3802001e}, {0xc78, 0x3803001e},
525 {0xc78, 0x3804001e}, {0xc78, 0x3805001e},
526 {0xc78, 0x3806001e}, {0xc78, 0x3807001e},
527 {0xc78, 0x3808001e}, {0xc78, 0x3c09001e},
528 {0xc78, 0x3e0a001e}, {0xc78, 0x400b001e},
529 {0xc78, 0x440c001e}, {0xc78, 0x480d001e},
530 {0xc78, 0x4c0e001e}, {0xc78, 0x500f001e},
531 {0xc78, 0x5210001e}, {0xc78, 0x5611001e},
532 {0xc78, 0x5a12001e}, {0xc78, 0x5e13001e},
533 {0xc78, 0x6014001e}, {0xc78, 0x6015001e},
534 {0xc78, 0x6016001e}, {0xc78, 0x6217001e},
535 {0xc78, 0x6218001e}, {0xc78, 0x6219001e},
536 {0xc78, 0x621a001e}, {0xc78, 0x621b001e},
537 {0xc78, 0x621c001e}, {0xc78, 0x621d001e},
538 {0xc78, 0x621e001e}, {0xc78, 0x621f001e},
542 static struct rtl8xxxu_reg32val rtl8xxx_agc_highpa_table[] = {
543 {0xc78, 0x7b000001}, {0xc78, 0x7b010001},
544 {0xc78, 0x7b020001}, {0xc78, 0x7b030001},
545 {0xc78, 0x7b040001}, {0xc78, 0x7b050001},
546 {0xc78, 0x7b060001}, {0xc78, 0x7b070001},
547 {0xc78, 0x7b080001}, {0xc78, 0x7a090001},
548 {0xc78, 0x790a0001}, {0xc78, 0x780b0001},
549 {0xc78, 0x770c0001}, {0xc78, 0x760d0001},
550 {0xc78, 0x750e0001}, {0xc78, 0x740f0001},
551 {0xc78, 0x73100001}, {0xc78, 0x72110001},
552 {0xc78, 0x71120001}, {0xc78, 0x70130001},
553 {0xc78, 0x6f140001}, {0xc78, 0x6e150001},
554 {0xc78, 0x6d160001}, {0xc78, 0x6c170001},
555 {0xc78, 0x6b180001}, {0xc78, 0x6a190001},
556 {0xc78, 0x691a0001}, {0xc78, 0x681b0001},
557 {0xc78, 0x671c0001}, {0xc78, 0x661d0001},
558 {0xc78, 0x651e0001}, {0xc78, 0x641f0001},
559 {0xc78, 0x63200001}, {0xc78, 0x62210001},
560 {0xc78, 0x61220001}, {0xc78, 0x60230001},
561 {0xc78, 0x46240001}, {0xc78, 0x45250001},
562 {0xc78, 0x44260001}, {0xc78, 0x43270001},
563 {0xc78, 0x42280001}, {0xc78, 0x41290001},
564 {0xc78, 0x402a0001}, {0xc78, 0x262b0001},
565 {0xc78, 0x252c0001}, {0xc78, 0x242d0001},
566 {0xc78, 0x232e0001}, {0xc78, 0x222f0001},
567 {0xc78, 0x21300001}, {0xc78, 0x20310001},
568 {0xc78, 0x06320001}, {0xc78, 0x05330001},
569 {0xc78, 0x04340001}, {0xc78, 0x03350001},
570 {0xc78, 0x02360001}, {0xc78, 0x01370001},
571 {0xc78, 0x00380001}, {0xc78, 0x00390001},
572 {0xc78, 0x003a0001}, {0xc78, 0x003b0001},
573 {0xc78, 0x003c0001}, {0xc78, 0x003d0001},
574 {0xc78, 0x003e0001}, {0xc78, 0x003f0001},
575 {0xc78, 0x7b400001}, {0xc78, 0x7b410001},
576 {0xc78, 0x7b420001}, {0xc78, 0x7b430001},
577 {0xc78, 0x7b440001}, {0xc78, 0x7b450001},
578 {0xc78, 0x7b460001}, {0xc78, 0x7b470001},
579 {0xc78, 0x7b480001}, {0xc78, 0x7a490001},
580 {0xc78, 0x794a0001}, {0xc78, 0x784b0001},
581 {0xc78, 0x774c0001}, {0xc78, 0x764d0001},
582 {0xc78, 0x754e0001}, {0xc78, 0x744f0001},
583 {0xc78, 0x73500001}, {0xc78, 0x72510001},
584 {0xc78, 0x71520001}, {0xc78, 0x70530001},
585 {0xc78, 0x6f540001}, {0xc78, 0x6e550001},
586 {0xc78, 0x6d560001}, {0xc78, 0x6c570001},
587 {0xc78, 0x6b580001}, {0xc78, 0x6a590001},
588 {0xc78, 0x695a0001}, {0xc78, 0x685b0001},
589 {0xc78, 0x675c0001}, {0xc78, 0x665d0001},
590 {0xc78, 0x655e0001}, {0xc78, 0x645f0001},
591 {0xc78, 0x63600001}, {0xc78, 0x62610001},
592 {0xc78, 0x61620001}, {0xc78, 0x60630001},
593 {0xc78, 0x46640001}, {0xc78, 0x45650001},
594 {0xc78, 0x44660001}, {0xc78, 0x43670001},
595 {0xc78, 0x42680001}, {0xc78, 0x41690001},
596 {0xc78, 0x406a0001}, {0xc78, 0x266b0001},
597 {0xc78, 0x256c0001}, {0xc78, 0x246d0001},
598 {0xc78, 0x236e0001}, {0xc78, 0x226f0001},
599 {0xc78, 0x21700001}, {0xc78, 0x20710001},
600 {0xc78, 0x06720001}, {0xc78, 0x05730001},
601 {0xc78, 0x04740001}, {0xc78, 0x03750001},
602 {0xc78, 0x02760001}, {0xc78, 0x01770001},
603 {0xc78, 0x00780001}, {0xc78, 0x00790001},
604 {0xc78, 0x007a0001}, {0xc78, 0x007b0001},
605 {0xc78, 0x007c0001}, {0xc78, 0x007d0001},
606 {0xc78, 0x007e0001}, {0xc78, 0x007f0001},
607 {0xc78, 0x3800001e}, {0xc78, 0x3801001e},
608 {0xc78, 0x3802001e}, {0xc78, 0x3803001e},
609 {0xc78, 0x3804001e}, {0xc78, 0x3805001e},
610 {0xc78, 0x3806001e}, {0xc78, 0x3807001e},
611 {0xc78, 0x3808001e}, {0xc78, 0x3c09001e},
612 {0xc78, 0x3e0a001e}, {0xc78, 0x400b001e},
613 {0xc78, 0x440c001e}, {0xc78, 0x480d001e},
614 {0xc78, 0x4c0e001e}, {0xc78, 0x500f001e},
615 {0xc78, 0x5210001e}, {0xc78, 0x5611001e},
616 {0xc78, 0x5a12001e}, {0xc78, 0x5e13001e},
617 {0xc78, 0x6014001e}, {0xc78, 0x6015001e},
618 {0xc78, 0x6016001e}, {0xc78, 0x6217001e},
619 {0xc78, 0x6218001e}, {0xc78, 0x6219001e},
620 {0xc78, 0x621a001e}, {0xc78, 0x621b001e},
621 {0xc78, 0x621c001e}, {0xc78, 0x621d001e},
622 {0xc78, 0x621e001e}, {0xc78, 0x621f001e},
626 static struct rtl8xxxu_rfregs rtl8xxxu_rfregs[] = {
628 .hssiparm1 = REG_FPGA0_XA_HSSI_PARM1,
629 .hssiparm2 = REG_FPGA0_XA_HSSI_PARM2,
630 .lssiparm = REG_FPGA0_XA_LSSI_PARM,
631 .hspiread = REG_HSPI_XA_READBACK,
632 .lssiread = REG_FPGA0_XA_LSSI_READBACK,
633 .rf_sw_ctrl = REG_FPGA0_XA_RF_SW_CTRL,
636 .hssiparm1 = REG_FPGA0_XB_HSSI_PARM1,
637 .hssiparm2 = REG_FPGA0_XB_HSSI_PARM2,
638 .lssiparm = REG_FPGA0_XB_LSSI_PARM,
639 .hspiread = REG_HSPI_XB_READBACK,
640 .lssiread = REG_FPGA0_XB_LSSI_READBACK,
641 .rf_sw_ctrl = REG_FPGA0_XB_RF_SW_CTRL,
645 const u32 rtl8xxxu_iqk_phy_iq_bb_reg[RTL8XXXU_BB_REGS] = {
646 REG_OFDM0_XA_RX_IQ_IMBALANCE,
647 REG_OFDM0_XB_RX_IQ_IMBALANCE,
648 REG_OFDM0_ENERGY_CCA_THRES,
649 REG_OFDM0_AGCR_SSI_TABLE,
650 REG_OFDM0_XA_TX_IQ_IMBALANCE,
651 REG_OFDM0_XB_TX_IQ_IMBALANCE,
654 REG_OFDM0_RX_IQ_EXT_ANTA
657 u8 rtl8xxxu_read8(struct rtl8xxxu_priv *priv, u16 addr)
659 struct usb_device *udev = priv->udev;
663 mutex_lock(&priv->usb_buf_mutex);
664 len = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
665 REALTEK_USB_CMD_REQ, REALTEK_USB_READ,
666 addr, 0, &priv->usb_buf.val8, sizeof(u8),
667 RTW_USB_CONTROL_MSG_TIMEOUT);
668 data = priv->usb_buf.val8;
669 mutex_unlock(&priv->usb_buf_mutex);
671 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_REG_READ)
672 dev_info(&udev->dev, "%s(%04x) = 0x%02x, len %i\n",
673 __func__, addr, data, len);
677 u16 rtl8xxxu_read16(struct rtl8xxxu_priv *priv, u16 addr)
679 struct usb_device *udev = priv->udev;
683 mutex_lock(&priv->usb_buf_mutex);
684 len = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
685 REALTEK_USB_CMD_REQ, REALTEK_USB_READ,
686 addr, 0, &priv->usb_buf.val16, sizeof(u16),
687 RTW_USB_CONTROL_MSG_TIMEOUT);
688 data = le16_to_cpu(priv->usb_buf.val16);
689 mutex_unlock(&priv->usb_buf_mutex);
691 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_REG_READ)
692 dev_info(&udev->dev, "%s(%04x) = 0x%04x, len %i\n",
693 __func__, addr, data, len);
697 u32 rtl8xxxu_read32(struct rtl8xxxu_priv *priv, u16 addr)
699 struct usb_device *udev = priv->udev;
703 mutex_lock(&priv->usb_buf_mutex);
704 len = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
705 REALTEK_USB_CMD_REQ, REALTEK_USB_READ,
706 addr, 0, &priv->usb_buf.val32, sizeof(u32),
707 RTW_USB_CONTROL_MSG_TIMEOUT);
708 data = le32_to_cpu(priv->usb_buf.val32);
709 mutex_unlock(&priv->usb_buf_mutex);
711 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_REG_READ)
712 dev_info(&udev->dev, "%s(%04x) = 0x%08x, len %i\n",
713 __func__, addr, data, len);
717 int rtl8xxxu_write8(struct rtl8xxxu_priv *priv, u16 addr, u8 val)
719 struct usb_device *udev = priv->udev;
722 mutex_lock(&priv->usb_buf_mutex);
723 priv->usb_buf.val8 = val;
724 ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
725 REALTEK_USB_CMD_REQ, REALTEK_USB_WRITE,
726 addr, 0, &priv->usb_buf.val8, sizeof(u8),
727 RTW_USB_CONTROL_MSG_TIMEOUT);
729 mutex_unlock(&priv->usb_buf_mutex);
731 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_REG_WRITE)
732 dev_info(&udev->dev, "%s(%04x) = 0x%02x\n",
733 __func__, addr, val);
737 int rtl8xxxu_write16(struct rtl8xxxu_priv *priv, u16 addr, u16 val)
739 struct usb_device *udev = priv->udev;
742 mutex_lock(&priv->usb_buf_mutex);
743 priv->usb_buf.val16 = cpu_to_le16(val);
744 ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
745 REALTEK_USB_CMD_REQ, REALTEK_USB_WRITE,
746 addr, 0, &priv->usb_buf.val16, sizeof(u16),
747 RTW_USB_CONTROL_MSG_TIMEOUT);
748 mutex_unlock(&priv->usb_buf_mutex);
750 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_REG_WRITE)
751 dev_info(&udev->dev, "%s(%04x) = 0x%04x\n",
752 __func__, addr, val);
756 int rtl8xxxu_write32(struct rtl8xxxu_priv *priv, u16 addr, u32 val)
758 struct usb_device *udev = priv->udev;
761 mutex_lock(&priv->usb_buf_mutex);
762 priv->usb_buf.val32 = cpu_to_le32(val);
763 ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
764 REALTEK_USB_CMD_REQ, REALTEK_USB_WRITE,
765 addr, 0, &priv->usb_buf.val32, sizeof(u32),
766 RTW_USB_CONTROL_MSG_TIMEOUT);
767 mutex_unlock(&priv->usb_buf_mutex);
769 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_REG_WRITE)
770 dev_info(&udev->dev, "%s(%04x) = 0x%08x\n",
771 __func__, addr, val);
776 rtl8xxxu_writeN(struct rtl8xxxu_priv *priv, u16 addr, u8 *buf, u16 len)
778 struct usb_device *udev = priv->udev;
779 int blocksize = priv->fops->writeN_block_size;
780 int ret, i, count, remainder;
782 count = len / blocksize;
783 remainder = len % blocksize;
785 for (i = 0; i < count; i++) {
786 ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
787 REALTEK_USB_CMD_REQ, REALTEK_USB_WRITE,
788 addr, 0, buf, blocksize,
789 RTW_USB_CONTROL_MSG_TIMEOUT);
790 if (ret != blocksize)
798 ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
799 REALTEK_USB_CMD_REQ, REALTEK_USB_WRITE,
800 addr, 0, buf, remainder,
801 RTW_USB_CONTROL_MSG_TIMEOUT);
802 if (ret != remainder)
810 "%s: Failed to write block at addr: %04x size: %04x\n",
811 __func__, addr, blocksize);
815 u32 rtl8xxxu_read_rfreg(struct rtl8xxxu_priv *priv,
816 enum rtl8xxxu_rfpath path, u8 reg)
818 u32 hssia, val32, retval;
820 hssia = rtl8xxxu_read32(priv, REG_FPGA0_XA_HSSI_PARM2);
822 val32 = rtl8xxxu_read32(priv, rtl8xxxu_rfregs[path].hssiparm2);
826 val32 &= ~FPGA0_HSSI_PARM2_ADDR_MASK;
827 val32 |= (reg << FPGA0_HSSI_PARM2_ADDR_SHIFT);
828 val32 |= FPGA0_HSSI_PARM2_EDGE_READ;
829 hssia &= ~FPGA0_HSSI_PARM2_EDGE_READ;
830 rtl8xxxu_write32(priv, REG_FPGA0_XA_HSSI_PARM2, hssia);
834 rtl8xxxu_write32(priv, rtl8xxxu_rfregs[path].hssiparm2, val32);
837 hssia |= FPGA0_HSSI_PARM2_EDGE_READ;
838 rtl8xxxu_write32(priv, REG_FPGA0_XA_HSSI_PARM2, hssia);
841 val32 = rtl8xxxu_read32(priv, rtl8xxxu_rfregs[path].hssiparm1);
842 if (val32 & FPGA0_HSSI_PARM1_PI)
843 retval = rtl8xxxu_read32(priv, rtl8xxxu_rfregs[path].hspiread);
845 retval = rtl8xxxu_read32(priv, rtl8xxxu_rfregs[path].lssiread);
849 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_RFREG_READ)
850 dev_info(&priv->udev->dev, "%s(%02x) = 0x%06x\n",
851 __func__, reg, retval);
856 * The RTL8723BU driver indicates that registers 0xb2 and 0xb6 can
857 * have write issues in high temperature conditions. We may have to
858 * retry writing them.
860 int rtl8xxxu_write_rfreg(struct rtl8xxxu_priv *priv,
861 enum rtl8xxxu_rfpath path, u8 reg, u32 data)
866 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_RFREG_WRITE)
867 dev_info(&priv->udev->dev, "%s(%02x) = 0x%06x\n",
868 __func__, reg, data);
870 data &= FPGA0_LSSI_PARM_DATA_MASK;
871 dataaddr = (reg << FPGA0_LSSI_PARM_ADDR_SHIFT) | data;
873 if (priv->rtl_chip == RTL8192E) {
874 val32 = rtl8xxxu_read32(priv, REG_FPGA0_POWER_SAVE);
876 rtl8xxxu_write32(priv, REG_FPGA0_POWER_SAVE, val32);
879 /* Use XB for path B */
880 ret = rtl8xxxu_write32(priv, rtl8xxxu_rfregs[path].lssiparm, dataaddr);
881 if (ret != sizeof(dataaddr))
888 if (priv->rtl_chip == RTL8192E) {
889 val32 = rtl8xxxu_read32(priv, REG_FPGA0_POWER_SAVE);
891 rtl8xxxu_write32(priv, REG_FPGA0_POWER_SAVE, val32);
898 rtl8xxxu_gen1_h2c_cmd(struct rtl8xxxu_priv *priv, struct h2c_cmd *h2c, int len)
900 struct device *dev = &priv->udev->dev;
901 int mbox_nr, retry, retval = 0;
902 int mbox_reg, mbox_ext_reg;
905 mutex_lock(&priv->h2c_mutex);
907 mbox_nr = priv->next_mbox;
908 mbox_reg = REG_HMBOX_0 + (mbox_nr * 4);
909 mbox_ext_reg = REG_HMBOX_EXT_0 + (mbox_nr * 2);
916 val8 = rtl8xxxu_read8(priv, REG_HMTFR);
917 if (!(val8 & BIT(mbox_nr)))
922 dev_info(dev, "%s: Mailbox busy\n", __func__);
928 * Need to swap as it's being swapped again by rtl8xxxu_write16/32()
930 if (len > sizeof(u32)) {
931 rtl8xxxu_write16(priv, mbox_ext_reg, le16_to_cpu(h2c->raw.ext));
932 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_H2C)
933 dev_info(dev, "H2C_EXT %04x\n",
934 le16_to_cpu(h2c->raw.ext));
936 rtl8xxxu_write32(priv, mbox_reg, le32_to_cpu(h2c->raw.data));
937 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_H2C)
938 dev_info(dev, "H2C %08x\n", le32_to_cpu(h2c->raw.data));
940 priv->next_mbox = (mbox_nr + 1) % H2C_MAX_MBOX;
943 mutex_unlock(&priv->h2c_mutex);
948 rtl8xxxu_gen2_h2c_cmd(struct rtl8xxxu_priv *priv, struct h2c_cmd *h2c, int len)
950 struct device *dev = &priv->udev->dev;
951 int mbox_nr, retry, retval = 0;
952 int mbox_reg, mbox_ext_reg;
955 mutex_lock(&priv->h2c_mutex);
957 mbox_nr = priv->next_mbox;
958 mbox_reg = REG_HMBOX_0 + (mbox_nr * 4);
959 mbox_ext_reg = REG_HMBOX_EXT0_8723B + (mbox_nr * 4);
966 val8 = rtl8xxxu_read8(priv, REG_HMTFR);
967 if (!(val8 & BIT(mbox_nr)))
972 dev_info(dev, "%s: Mailbox busy\n", __func__);
978 * Need to swap as it's being swapped again by rtl8xxxu_write16/32()
980 if (len > sizeof(u32)) {
981 rtl8xxxu_write32(priv, mbox_ext_reg,
982 le32_to_cpu(h2c->raw_wide.ext));
983 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_H2C)
984 dev_info(dev, "H2C_EXT %08x\n",
985 le32_to_cpu(h2c->raw_wide.ext));
987 rtl8xxxu_write32(priv, mbox_reg, le32_to_cpu(h2c->raw.data));
988 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_H2C)
989 dev_info(dev, "H2C %08x\n", le32_to_cpu(h2c->raw.data));
991 priv->next_mbox = (mbox_nr + 1) % H2C_MAX_MBOX;
994 mutex_unlock(&priv->h2c_mutex);
998 void rtl8xxxu_gen1_enable_rf(struct rtl8xxxu_priv *priv)
1003 val8 = rtl8xxxu_read8(priv, REG_SPS0_CTRL);
1004 val8 |= BIT(0) | BIT(3);
1005 rtl8xxxu_write8(priv, REG_SPS0_CTRL, val8);
1007 val32 = rtl8xxxu_read32(priv, REG_FPGA0_XAB_RF_PARM);
1008 val32 &= ~(BIT(4) | BIT(5));
1010 if (priv->rf_paths == 2) {
1011 val32 &= ~(BIT(20) | BIT(21));
1014 rtl8xxxu_write32(priv, REG_FPGA0_XAB_RF_PARM, val32);
1016 val32 = rtl8xxxu_read32(priv, REG_OFDM0_TRX_PATH_ENABLE);
1017 val32 &= ~OFDM_RF_PATH_TX_MASK;
1018 if (priv->tx_paths == 2)
1019 val32 |= OFDM_RF_PATH_TX_A | OFDM_RF_PATH_TX_B;
1020 else if (priv->rtl_chip == RTL8192C || priv->rtl_chip == RTL8191C)
1021 val32 |= OFDM_RF_PATH_TX_B;
1023 val32 |= OFDM_RF_PATH_TX_A;
1024 rtl8xxxu_write32(priv, REG_OFDM0_TRX_PATH_ENABLE, val32);
1026 val32 = rtl8xxxu_read32(priv, REG_FPGA0_RF_MODE);
1027 val32 &= ~FPGA_RF_MODE_JAPAN;
1028 rtl8xxxu_write32(priv, REG_FPGA0_RF_MODE, val32);
1030 if (priv->rf_paths == 2)
1031 rtl8xxxu_write32(priv, REG_RX_WAIT_CCA, 0x63db25a0);
1033 rtl8xxxu_write32(priv, REG_RX_WAIT_CCA, 0x631b25a0);
1035 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_AC, 0x32d95);
1036 if (priv->rf_paths == 2)
1037 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_AC, 0x32d95);
1039 rtl8xxxu_write8(priv, REG_TXPAUSE, 0x00);
1042 void rtl8xxxu_gen1_disable_rf(struct rtl8xxxu_priv *priv)
1047 sps0 = rtl8xxxu_read8(priv, REG_SPS0_CTRL);
1049 /* RF RX code for preamble power saving */
1050 val32 = rtl8xxxu_read32(priv, REG_FPGA0_XAB_RF_PARM);
1051 val32 &= ~(BIT(3) | BIT(4) | BIT(5));
1052 if (priv->rf_paths == 2)
1053 val32 &= ~(BIT(19) | BIT(20) | BIT(21));
1054 rtl8xxxu_write32(priv, REG_FPGA0_XAB_RF_PARM, val32);
1056 /* Disable TX for four paths */
1057 val32 = rtl8xxxu_read32(priv, REG_OFDM0_TRX_PATH_ENABLE);
1058 val32 &= ~OFDM_RF_PATH_TX_MASK;
1059 rtl8xxxu_write32(priv, REG_OFDM0_TRX_PATH_ENABLE, val32);
1061 /* Enable power saving */
1062 val32 = rtl8xxxu_read32(priv, REG_FPGA0_RF_MODE);
1063 val32 |= FPGA_RF_MODE_JAPAN;
1064 rtl8xxxu_write32(priv, REG_FPGA0_RF_MODE, val32);
1066 /* AFE control register to power down bits [30:22] */
1067 if (priv->rf_paths == 2)
1068 rtl8xxxu_write32(priv, REG_RX_WAIT_CCA, 0x00db25a0);
1070 rtl8xxxu_write32(priv, REG_RX_WAIT_CCA, 0x001b25a0);
1072 /* Power down RF module */
1073 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_AC, 0);
1074 if (priv->rf_paths == 2)
1075 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_AC, 0);
1077 sps0 &= ~(BIT(0) | BIT(3));
1078 rtl8xxxu_write8(priv, REG_SPS0_CTRL, sps0);
1081 static void rtl8xxxu_stop_tx_beacon(struct rtl8xxxu_priv *priv)
1085 val8 = rtl8xxxu_read8(priv, REG_FWHW_TXQ_CTRL + 2);
1087 rtl8xxxu_write8(priv, REG_FWHW_TXQ_CTRL + 2, val8);
1089 rtl8xxxu_write8(priv, REG_TBTT_PROHIBIT + 1, 0x64);
1090 val8 = rtl8xxxu_read8(priv, REG_TBTT_PROHIBIT + 2);
1092 rtl8xxxu_write8(priv, REG_TBTT_PROHIBIT + 2, val8);
1097 * The rtl8723a has 3 channel groups for it's efuse settings. It only
1098 * supports the 2.4GHz band, so channels 1 - 14:
1099 * group 0: channels 1 - 3
1100 * group 1: channels 4 - 9
1101 * group 2: channels 10 - 14
1103 * Note: We index from 0 in the code
1105 static int rtl8xxxu_gen1_channel_to_group(int channel)
1111 else if (channel < 10)
1120 * Valid for rtl8723bu and rtl8192eu
1122 int rtl8xxxu_gen2_channel_to_group(int channel)
1128 else if (channel < 6)
1130 else if (channel < 9)
1132 else if (channel < 12)
1140 void rtl8xxxu_gen1_config_channel(struct ieee80211_hw *hw)
1142 struct rtl8xxxu_priv *priv = hw->priv;
1146 int sec_ch_above, channel;
1149 opmode = rtl8xxxu_read8(priv, REG_BW_OPMODE);
1150 rsr = rtl8xxxu_read32(priv, REG_RESPONSE_RATE_SET);
1151 channel = hw->conf.chandef.chan->hw_value;
1153 switch (hw->conf.chandef.width) {
1154 case NL80211_CHAN_WIDTH_20_NOHT:
1156 case NL80211_CHAN_WIDTH_20:
1157 opmode |= BW_OPMODE_20MHZ;
1158 rtl8xxxu_write8(priv, REG_BW_OPMODE, opmode);
1160 val32 = rtl8xxxu_read32(priv, REG_FPGA0_RF_MODE);
1161 val32 &= ~FPGA_RF_MODE;
1162 rtl8xxxu_write32(priv, REG_FPGA0_RF_MODE, val32);
1164 val32 = rtl8xxxu_read32(priv, REG_FPGA1_RF_MODE);
1165 val32 &= ~FPGA_RF_MODE;
1166 rtl8xxxu_write32(priv, REG_FPGA1_RF_MODE, val32);
1168 val32 = rtl8xxxu_read32(priv, REG_FPGA0_ANALOG2);
1169 val32 |= FPGA0_ANALOG2_20MHZ;
1170 rtl8xxxu_write32(priv, REG_FPGA0_ANALOG2, val32);
1172 case NL80211_CHAN_WIDTH_40:
1173 if (hw->conf.chandef.center_freq1 >
1174 hw->conf.chandef.chan->center_freq) {
1182 opmode &= ~BW_OPMODE_20MHZ;
1183 rtl8xxxu_write8(priv, REG_BW_OPMODE, opmode);
1184 rsr &= ~RSR_RSC_BANDWIDTH_40M;
1186 rsr |= RSR_RSC_UPPER_SUB_CHANNEL;
1188 rsr |= RSR_RSC_LOWER_SUB_CHANNEL;
1189 rtl8xxxu_write32(priv, REG_RESPONSE_RATE_SET, rsr);
1191 val32 = rtl8xxxu_read32(priv, REG_FPGA0_RF_MODE);
1192 val32 |= FPGA_RF_MODE;
1193 rtl8xxxu_write32(priv, REG_FPGA0_RF_MODE, val32);
1195 val32 = rtl8xxxu_read32(priv, REG_FPGA1_RF_MODE);
1196 val32 |= FPGA_RF_MODE;
1197 rtl8xxxu_write32(priv, REG_FPGA1_RF_MODE, val32);
1200 * Set Control channel to upper or lower. These settings
1201 * are required only for 40MHz
1203 val32 = rtl8xxxu_read32(priv, REG_CCK0_SYSTEM);
1204 val32 &= ~CCK0_SIDEBAND;
1206 val32 |= CCK0_SIDEBAND;
1207 rtl8xxxu_write32(priv, REG_CCK0_SYSTEM, val32);
1209 val32 = rtl8xxxu_read32(priv, REG_OFDM1_LSTF);
1210 val32 &= ~OFDM_LSTF_PRIME_CH_MASK; /* 0xc00 */
1212 val32 |= OFDM_LSTF_PRIME_CH_LOW;
1214 val32 |= OFDM_LSTF_PRIME_CH_HIGH;
1215 rtl8xxxu_write32(priv, REG_OFDM1_LSTF, val32);
1217 val32 = rtl8xxxu_read32(priv, REG_FPGA0_ANALOG2);
1218 val32 &= ~FPGA0_ANALOG2_20MHZ;
1219 rtl8xxxu_write32(priv, REG_FPGA0_ANALOG2, val32);
1221 val32 = rtl8xxxu_read32(priv, REG_FPGA0_POWER_SAVE);
1222 val32 &= ~(FPGA0_PS_LOWER_CHANNEL | FPGA0_PS_UPPER_CHANNEL);
1224 val32 |= FPGA0_PS_UPPER_CHANNEL;
1226 val32 |= FPGA0_PS_LOWER_CHANNEL;
1227 rtl8xxxu_write32(priv, REG_FPGA0_POWER_SAVE, val32);
1234 for (i = RF_A; i < priv->rf_paths; i++) {
1235 val32 = rtl8xxxu_read_rfreg(priv, i, RF6052_REG_MODE_AG);
1236 val32 &= ~MODE_AG_CHANNEL_MASK;
1238 rtl8xxxu_write_rfreg(priv, i, RF6052_REG_MODE_AG, val32);
1246 rtl8xxxu_write8(priv, REG_SIFS_CCK + 1, val8);
1247 rtl8xxxu_write8(priv, REG_SIFS_OFDM + 1, val8);
1249 rtl8xxxu_write16(priv, REG_R2T_SIFS, 0x0808);
1250 rtl8xxxu_write16(priv, REG_T2T_SIFS, 0x0a0a);
1252 for (i = RF_A; i < priv->rf_paths; i++) {
1253 val32 = rtl8xxxu_read_rfreg(priv, i, RF6052_REG_MODE_AG);
1254 if (hw->conf.chandef.width == NL80211_CHAN_WIDTH_40)
1255 val32 &= ~MODE_AG_CHANNEL_20MHZ;
1257 val32 |= MODE_AG_CHANNEL_20MHZ;
1258 rtl8xxxu_write_rfreg(priv, i, RF6052_REG_MODE_AG, val32);
1262 void rtl8xxxu_gen2_config_channel(struct ieee80211_hw *hw)
1264 struct rtl8xxxu_priv *priv = hw->priv;
1266 u8 val8, subchannel;
1269 int sec_ch_above, channel;
1272 rf_mode_bw = rtl8xxxu_read16(priv, REG_WMAC_TRXPTCL_CTL);
1273 rf_mode_bw &= ~WMAC_TRXPTCL_CTL_BW_MASK;
1274 rsr = rtl8xxxu_read32(priv, REG_RESPONSE_RATE_SET);
1275 channel = hw->conf.chandef.chan->hw_value;
1280 switch (hw->conf.chandef.width) {
1281 case NL80211_CHAN_WIDTH_20_NOHT:
1283 case NL80211_CHAN_WIDTH_20:
1284 rf_mode_bw |= WMAC_TRXPTCL_CTL_BW_20;
1287 val32 = rtl8xxxu_read32(priv, REG_FPGA0_RF_MODE);
1288 val32 &= ~FPGA_RF_MODE;
1289 rtl8xxxu_write32(priv, REG_FPGA0_RF_MODE, val32);
1291 val32 = rtl8xxxu_read32(priv, REG_FPGA1_RF_MODE);
1292 val32 &= ~FPGA_RF_MODE;
1293 rtl8xxxu_write32(priv, REG_FPGA1_RF_MODE, val32);
1295 val32 = rtl8xxxu_read32(priv, REG_OFDM0_TX_PSDO_NOISE_WEIGHT);
1296 val32 &= ~(BIT(30) | BIT(31));
1297 rtl8xxxu_write32(priv, REG_OFDM0_TX_PSDO_NOISE_WEIGHT, val32);
1300 case NL80211_CHAN_WIDTH_40:
1301 rf_mode_bw |= WMAC_TRXPTCL_CTL_BW_40;
1303 if (hw->conf.chandef.center_freq1 >
1304 hw->conf.chandef.chan->center_freq) {
1312 val32 = rtl8xxxu_read32(priv, REG_FPGA0_RF_MODE);
1313 val32 |= FPGA_RF_MODE;
1314 rtl8xxxu_write32(priv, REG_FPGA0_RF_MODE, val32);
1316 val32 = rtl8xxxu_read32(priv, REG_FPGA1_RF_MODE);
1317 val32 |= FPGA_RF_MODE;
1318 rtl8xxxu_write32(priv, REG_FPGA1_RF_MODE, val32);
1321 * Set Control channel to upper or lower. These settings
1322 * are required only for 40MHz
1324 val32 = rtl8xxxu_read32(priv, REG_CCK0_SYSTEM);
1325 val32 &= ~CCK0_SIDEBAND;
1327 val32 |= CCK0_SIDEBAND;
1328 rtl8xxxu_write32(priv, REG_CCK0_SYSTEM, val32);
1330 val32 = rtl8xxxu_read32(priv, REG_OFDM1_LSTF);
1331 val32 &= ~OFDM_LSTF_PRIME_CH_MASK; /* 0xc00 */
1333 val32 |= OFDM_LSTF_PRIME_CH_LOW;
1335 val32 |= OFDM_LSTF_PRIME_CH_HIGH;
1336 rtl8xxxu_write32(priv, REG_OFDM1_LSTF, val32);
1338 val32 = rtl8xxxu_read32(priv, REG_FPGA0_POWER_SAVE);
1339 val32 &= ~(FPGA0_PS_LOWER_CHANNEL | FPGA0_PS_UPPER_CHANNEL);
1341 val32 |= FPGA0_PS_UPPER_CHANNEL;
1343 val32 |= FPGA0_PS_LOWER_CHANNEL;
1344 rtl8xxxu_write32(priv, REG_FPGA0_POWER_SAVE, val32);
1346 case NL80211_CHAN_WIDTH_80:
1347 rf_mode_bw |= WMAC_TRXPTCL_CTL_BW_80;
1353 for (i = RF_A; i < priv->rf_paths; i++) {
1354 val32 = rtl8xxxu_read_rfreg(priv, i, RF6052_REG_MODE_AG);
1355 val32 &= ~MODE_AG_CHANNEL_MASK;
1357 rtl8xxxu_write_rfreg(priv, i, RF6052_REG_MODE_AG, val32);
1360 rtl8xxxu_write16(priv, REG_WMAC_TRXPTCL_CTL, rf_mode_bw);
1361 rtl8xxxu_write8(priv, REG_DATA_SUBCHANNEL, subchannel);
1368 rtl8xxxu_write8(priv, REG_SIFS_CCK + 1, val8);
1369 rtl8xxxu_write8(priv, REG_SIFS_OFDM + 1, val8);
1371 rtl8xxxu_write16(priv, REG_R2T_SIFS, 0x0808);
1372 rtl8xxxu_write16(priv, REG_T2T_SIFS, 0x0a0a);
1374 for (i = RF_A; i < priv->rf_paths; i++) {
1375 val32 = rtl8xxxu_read_rfreg(priv, i, RF6052_REG_MODE_AG);
1376 val32 &= ~MODE_AG_BW_MASK;
1377 switch(hw->conf.chandef.width) {
1378 case NL80211_CHAN_WIDTH_80:
1379 val32 |= MODE_AG_BW_80MHZ_8723B;
1381 case NL80211_CHAN_WIDTH_40:
1382 val32 |= MODE_AG_BW_40MHZ_8723B;
1385 val32 |= MODE_AG_BW_20MHZ_8723B;
1388 rtl8xxxu_write_rfreg(priv, i, RF6052_REG_MODE_AG, val32);
1393 rtl8xxxu_gen1_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40)
1395 struct rtl8xxxu_power_base *power_base = priv->power_base;
1396 u8 cck[RTL8723A_MAX_RF_PATHS], ofdm[RTL8723A_MAX_RF_PATHS];
1397 u8 ofdmbase[RTL8723A_MAX_RF_PATHS], mcsbase[RTL8723A_MAX_RF_PATHS];
1398 u32 val32, ofdm_a, ofdm_b, mcs_a, mcs_b;
1402 group = rtl8xxxu_gen1_channel_to_group(channel);
1404 cck[0] = priv->cck_tx_power_index_A[group] - 1;
1405 cck[1] = priv->cck_tx_power_index_B[group] - 1;
1414 ofdm[0] = priv->ht40_1s_tx_power_index_A[group];
1415 ofdm[1] = priv->ht40_1s_tx_power_index_B[group];
1421 ofdmbase[0] = ofdm[0] + priv->ofdm_tx_power_index_diff[group].a;
1422 ofdmbase[1] = ofdm[1] + priv->ofdm_tx_power_index_diff[group].b;
1424 mcsbase[0] = ofdm[0];
1425 mcsbase[1] = ofdm[1];
1427 mcsbase[0] += priv->ht20_tx_power_index_diff[group].a;
1428 mcsbase[1] += priv->ht20_tx_power_index_diff[group].b;
1431 if (priv->tx_paths > 1) {
1432 if (ofdm[0] > priv->ht40_2s_tx_power_index_diff[group].a)
1433 ofdm[0] -= priv->ht40_2s_tx_power_index_diff[group].a;
1434 if (ofdm[1] > priv->ht40_2s_tx_power_index_diff[group].b)
1435 ofdm[1] -= priv->ht40_2s_tx_power_index_diff[group].b;
1438 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_CHANNEL)
1439 dev_info(&priv->udev->dev,
1440 "%s: Setting TX power CCK A: %02x, "
1441 "CCK B: %02x, OFDM A: %02x, OFDM B: %02x\n",
1442 __func__, cck[0], cck[1], ofdm[0], ofdm[1]);
1444 for (i = 0; i < RTL8723A_MAX_RF_PATHS; i++) {
1445 if (cck[i] > RF6052_MAX_TX_PWR)
1446 cck[i] = RF6052_MAX_TX_PWR;
1447 if (ofdm[i] > RF6052_MAX_TX_PWR)
1448 ofdm[i] = RF6052_MAX_TX_PWR;
1451 val32 = rtl8xxxu_read32(priv, REG_TX_AGC_A_CCK1_MCS32);
1452 val32 &= 0xffff00ff;
1453 val32 |= (cck[0] << 8);
1454 rtl8xxxu_write32(priv, REG_TX_AGC_A_CCK1_MCS32, val32);
1456 val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11);
1458 val32 |= ((cck[0] << 8) | (cck[0] << 16) | (cck[0] << 24));
1459 rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11, val32);
1461 val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11);
1462 val32 &= 0xffffff00;
1464 rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11, val32);
1466 val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK1_55_MCS32);
1468 val32 |= ((cck[1] << 8) | (cck[1] << 16) | (cck[1] << 24));
1469 rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK1_55_MCS32, val32);
1471 ofdm_a = ofdmbase[0] | ofdmbase[0] << 8 |
1472 ofdmbase[0] << 16 | ofdmbase[0] << 24;
1473 ofdm_b = ofdmbase[1] | ofdmbase[1] << 8 |
1474 ofdmbase[1] << 16 | ofdmbase[1] << 24;
1476 rtl8xxxu_write32(priv, REG_TX_AGC_A_RATE18_06,
1477 ofdm_a + power_base->reg_0e00);
1478 rtl8xxxu_write32(priv, REG_TX_AGC_B_RATE18_06,
1479 ofdm_b + power_base->reg_0830);
1481 rtl8xxxu_write32(priv, REG_TX_AGC_A_RATE54_24,
1482 ofdm_a + power_base->reg_0e04);
1483 rtl8xxxu_write32(priv, REG_TX_AGC_B_RATE54_24,
1484 ofdm_b + power_base->reg_0834);
1486 mcs_a = mcsbase[0] | mcsbase[0] << 8 |
1487 mcsbase[0] << 16 | mcsbase[0] << 24;
1488 mcs_b = mcsbase[1] | mcsbase[1] << 8 |
1489 mcsbase[1] << 16 | mcsbase[1] << 24;
1491 rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS03_MCS00,
1492 mcs_a + power_base->reg_0e10);
1493 rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS03_MCS00,
1494 mcs_b + power_base->reg_083c);
1496 rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS07_MCS04,
1497 mcs_a + power_base->reg_0e14);
1498 rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS07_MCS04,
1499 mcs_b + power_base->reg_0848);
1501 rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS11_MCS08,
1502 mcs_a + power_base->reg_0e18);
1503 rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS11_MCS08,
1504 mcs_b + power_base->reg_084c);
1506 rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS15_MCS12,
1507 mcs_a + power_base->reg_0e1c);
1508 for (i = 0; i < 3; i++) {
1510 val8 = (mcsbase[0] > 8) ? (mcsbase[0] - 8) : 0;
1512 val8 = (mcsbase[0] > 6) ? (mcsbase[0] - 6) : 0;
1513 rtl8xxxu_write8(priv, REG_OFDM0_XC_TX_IQ_IMBALANCE + i, val8);
1515 rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS15_MCS12,
1516 mcs_b + power_base->reg_0868);
1517 for (i = 0; i < 3; i++) {
1519 val8 = (mcsbase[1] > 8) ? (mcsbase[1] - 8) : 0;
1521 val8 = (mcsbase[1] > 6) ? (mcsbase[1] - 6) : 0;
1522 rtl8xxxu_write8(priv, REG_OFDM0_XD_TX_IQ_IMBALANCE + i, val8);
1526 static void rtl8xxxu_set_linktype(struct rtl8xxxu_priv *priv,
1527 enum nl80211_iftype linktype)
1531 val8 = rtl8xxxu_read8(priv, REG_MSR);
1532 val8 &= ~MSR_LINKTYPE_MASK;
1535 case NL80211_IFTYPE_UNSPECIFIED:
1536 val8 |= MSR_LINKTYPE_NONE;
1538 case NL80211_IFTYPE_ADHOC:
1539 val8 |= MSR_LINKTYPE_ADHOC;
1541 case NL80211_IFTYPE_STATION:
1542 val8 |= MSR_LINKTYPE_STATION;
1544 case NL80211_IFTYPE_AP:
1545 val8 |= MSR_LINKTYPE_AP;
1551 rtl8xxxu_write8(priv, REG_MSR, val8);
1557 rtl8xxxu_set_retry(struct rtl8xxxu_priv *priv, u16 short_retry, u16 long_retry)
1561 val16 = ((short_retry << RETRY_LIMIT_SHORT_SHIFT) &
1562 RETRY_LIMIT_SHORT_MASK) |
1563 ((long_retry << RETRY_LIMIT_LONG_SHIFT) &
1564 RETRY_LIMIT_LONG_MASK);
1566 rtl8xxxu_write16(priv, REG_RETRY_LIMIT, val16);
1570 rtl8xxxu_set_spec_sifs(struct rtl8xxxu_priv *priv, u16 cck, u16 ofdm)
1574 val16 = ((cck << SPEC_SIFS_CCK_SHIFT) & SPEC_SIFS_CCK_MASK) |
1575 ((ofdm << SPEC_SIFS_OFDM_SHIFT) & SPEC_SIFS_OFDM_MASK);
1577 rtl8xxxu_write16(priv, REG_SPEC_SIFS, val16);
1580 static void rtl8xxxu_print_chipinfo(struct rtl8xxxu_priv *priv)
1582 struct device *dev = &priv->udev->dev;
1585 switch (priv->chip_cut) {
1606 "RTL%s rev %s (%s) %iT%iR, TX queues %i, WiFi=%i, BT=%i, GPS=%i, HI PA=%i\n",
1607 priv->chip_name, cut, priv->chip_vendor, priv->tx_paths,
1608 priv->rx_paths, priv->ep_tx_count, priv->has_wifi,
1609 priv->has_bluetooth, priv->has_gps, priv->hi_pa);
1611 dev_info(dev, "RTL%s MAC: %pM\n", priv->chip_name, priv->mac_addr);
1614 static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv)
1616 struct device *dev = &priv->udev->dev;
1620 val32 = rtl8xxxu_read32(priv, REG_SYS_CFG);
1621 priv->chip_cut = (val32 & SYS_CFG_CHIP_VERSION_MASK) >>
1622 SYS_CFG_CHIP_VERSION_SHIFT;
1623 if (val32 & SYS_CFG_TRP_VAUX_EN) {
1624 dev_info(dev, "Unsupported test chip\n");
1628 if (val32 & SYS_CFG_BT_FUNC) {
1629 if (priv->chip_cut >= 3) {
1630 sprintf(priv->chip_name, "8723BU");
1631 priv->rtl_chip = RTL8723B;
1633 sprintf(priv->chip_name, "8723AU");
1634 priv->usb_interrupts = 1;
1635 priv->rtl_chip = RTL8723A;
1642 val32 = rtl8xxxu_read32(priv, REG_MULTI_FUNC_CTRL);
1643 if (val32 & MULTI_WIFI_FUNC_EN)
1645 if (val32 & MULTI_BT_FUNC_EN)
1646 priv->has_bluetooth = 1;
1647 if (val32 & MULTI_GPS_FUNC_EN)
1649 priv->is_multi_func = 1;
1650 } else if (val32 & SYS_CFG_TYPE_ID) {
1651 bonding = rtl8xxxu_read32(priv, REG_HPON_FSM);
1652 bonding &= HPON_FSM_BONDING_MASK;
1653 if (priv->fops->tx_desc_size ==
1654 sizeof(struct rtl8xxxu_txdesc40)) {
1655 if (bonding == HPON_FSM_BONDING_1T2R) {
1656 sprintf(priv->chip_name, "8191EU");
1660 priv->rtl_chip = RTL8191E;
1662 sprintf(priv->chip_name, "8192EU");
1666 priv->rtl_chip = RTL8192E;
1668 } else if (bonding == HPON_FSM_BONDING_1T2R) {
1669 sprintf(priv->chip_name, "8191CU");
1673 priv->usb_interrupts = 1;
1674 priv->rtl_chip = RTL8191C;
1676 sprintf(priv->chip_name, "8192CU");
1680 priv->usb_interrupts = 1;
1681 priv->rtl_chip = RTL8192C;
1685 sprintf(priv->chip_name, "8188CU");
1689 priv->rtl_chip = RTL8188C;
1690 priv->usb_interrupts = 1;
1694 switch (priv->rtl_chip) {
1698 switch (val32 & SYS_CFG_VENDOR_EXT_MASK) {
1699 case SYS_CFG_VENDOR_ID_TSMC:
1700 sprintf(priv->chip_vendor, "TSMC");
1702 case SYS_CFG_VENDOR_ID_SMIC:
1703 sprintf(priv->chip_vendor, "SMIC");
1704 priv->vendor_smic = 1;
1706 case SYS_CFG_VENDOR_ID_UMC:
1707 sprintf(priv->chip_vendor, "UMC");
1708 priv->vendor_umc = 1;
1711 sprintf(priv->chip_vendor, "unknown");
1715 if (val32 & SYS_CFG_VENDOR_ID) {
1716 sprintf(priv->chip_vendor, "UMC");
1717 priv->vendor_umc = 1;
1719 sprintf(priv->chip_vendor, "TSMC");
1723 val32 = rtl8xxxu_read32(priv, REG_GPIO_OUTSTS);
1724 priv->rom_rev = (val32 & GPIO_RF_RL_ID) >> 28;
1726 val16 = rtl8xxxu_read16(priv, REG_NORMAL_SIE_EP_TX);
1727 if (val16 & NORMAL_SIE_EP_TX_HIGH_MASK) {
1728 priv->ep_tx_high_queue = 1;
1729 priv->ep_tx_count++;
1732 if (val16 & NORMAL_SIE_EP_TX_NORMAL_MASK) {
1733 priv->ep_tx_normal_queue = 1;
1734 priv->ep_tx_count++;
1737 if (val16 & NORMAL_SIE_EP_TX_LOW_MASK) {
1738 priv->ep_tx_low_queue = 1;
1739 priv->ep_tx_count++;
1743 * Fallback for devices that do not provide REG_NORMAL_SIE_EP_TX
1745 if (!priv->ep_tx_count) {
1746 switch (priv->nr_out_eps) {
1749 priv->ep_tx_low_queue = 1;
1750 priv->ep_tx_count++;
1752 priv->ep_tx_normal_queue = 1;
1753 priv->ep_tx_count++;
1755 priv->ep_tx_high_queue = 1;
1756 priv->ep_tx_count++;
1759 dev_info(dev, "Unsupported USB TX end-points\n");
1768 rtl8xxxu_read_efuse8(struct rtl8xxxu_priv *priv, u16 offset, u8 *data)
1775 rtl8xxxu_write8(priv, REG_EFUSE_CTRL + 1, offset & 0xff);
1776 val8 = rtl8xxxu_read8(priv, REG_EFUSE_CTRL + 2);
1778 val8 |= (offset >> 8) & 0x03;
1779 rtl8xxxu_write8(priv, REG_EFUSE_CTRL + 2, val8);
1781 val8 = rtl8xxxu_read8(priv, REG_EFUSE_CTRL + 3);
1782 rtl8xxxu_write8(priv, REG_EFUSE_CTRL + 3, val8 & 0x7f);
1784 /* Poll for data read */
1785 val32 = rtl8xxxu_read32(priv, REG_EFUSE_CTRL);
1786 for (i = 0; i < RTL8XXXU_MAX_REG_POLL; i++) {
1787 val32 = rtl8xxxu_read32(priv, REG_EFUSE_CTRL);
1788 if (val32 & BIT(31))
1792 if (i == RTL8XXXU_MAX_REG_POLL)
1796 val32 = rtl8xxxu_read32(priv, REG_EFUSE_CTRL);
1798 *data = val32 & 0xff;
1802 static int rtl8xxxu_read_efuse(struct rtl8xxxu_priv *priv)
1804 struct device *dev = &priv->udev->dev;
1806 u8 val8, word_mask, header, extheader;
1807 u16 val16, efuse_addr, offset;
1810 val16 = rtl8xxxu_read16(priv, REG_9346CR);
1811 if (val16 & EEPROM_ENABLE)
1812 priv->has_eeprom = 1;
1813 if (val16 & EEPROM_BOOT)
1814 priv->boot_eeprom = 1;
1816 if (priv->is_multi_func) {
1817 val32 = rtl8xxxu_read32(priv, REG_EFUSE_TEST);
1818 val32 = (val32 & ~EFUSE_SELECT_MASK) | EFUSE_WIFI_SELECT;
1819 rtl8xxxu_write32(priv, REG_EFUSE_TEST, val32);
1822 dev_dbg(dev, "Booting from %s\n",
1823 priv->boot_eeprom ? "EEPROM" : "EFUSE");
1825 rtl8xxxu_write8(priv, REG_EFUSE_ACCESS, EFUSE_ACCESS_ENABLE);
1827 /* 1.2V Power: From VDDON with Power Cut(0x0000[15]), default valid */
1828 val16 = rtl8xxxu_read16(priv, REG_SYS_ISO_CTRL);
1829 if (!(val16 & SYS_ISO_PWC_EV12V)) {
1830 val16 |= SYS_ISO_PWC_EV12V;
1831 rtl8xxxu_write16(priv, REG_SYS_ISO_CTRL, val16);
1833 /* Reset: 0x0000[28], default valid */
1834 val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC);
1835 if (!(val16 & SYS_FUNC_ELDR)) {
1836 val16 |= SYS_FUNC_ELDR;
1837 rtl8xxxu_write16(priv, REG_SYS_FUNC, val16);
1841 * Clock: Gated(0x0008[5]) 8M(0x0008[1]) clock from ANA, default valid
1843 val16 = rtl8xxxu_read16(priv, REG_SYS_CLKR);
1844 if (!(val16 & SYS_CLK_LOADER_ENABLE) || !(val16 & SYS_CLK_ANA8M)) {
1845 val16 |= (SYS_CLK_LOADER_ENABLE | SYS_CLK_ANA8M);
1846 rtl8xxxu_write16(priv, REG_SYS_CLKR, val16);
1849 /* Default value is 0xff */
1850 memset(priv->efuse_wifi.raw, 0xff, EFUSE_MAP_LEN);
1853 while (efuse_addr < EFUSE_REAL_CONTENT_LEN_8723A) {
1856 ret = rtl8xxxu_read_efuse8(priv, efuse_addr++, &header);
1857 if (ret || header == 0xff)
1860 if ((header & 0x1f) == 0x0f) { /* extended header */
1861 offset = (header & 0xe0) >> 5;
1863 ret = rtl8xxxu_read_efuse8(priv, efuse_addr++,
1867 /* All words disabled */
1868 if ((extheader & 0x0f) == 0x0f)
1871 offset |= ((extheader & 0xf0) >> 1);
1872 word_mask = extheader & 0x0f;
1874 offset = (header >> 4) & 0x0f;
1875 word_mask = header & 0x0f;
1878 /* Get word enable value from PG header */
1880 /* We have 8 bits to indicate validity */
1881 map_addr = offset * 8;
1882 if (map_addr >= EFUSE_MAP_LEN) {
1883 dev_warn(dev, "%s: Illegal map_addr (%04x), "
1885 __func__, map_addr);
1889 for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) {
1890 /* Check word enable condition in the section */
1891 if (word_mask & BIT(i)) {
1896 ret = rtl8xxxu_read_efuse8(priv, efuse_addr++, &val8);
1899 priv->efuse_wifi.raw[map_addr++] = val8;
1901 ret = rtl8xxxu_read_efuse8(priv, efuse_addr++, &val8);
1904 priv->efuse_wifi.raw[map_addr++] = val8;
1909 rtl8xxxu_write8(priv, REG_EFUSE_ACCESS, EFUSE_ACCESS_DISABLE);
1914 void rtl8xxxu_reset_8051(struct rtl8xxxu_priv *priv)
1919 val8 = rtl8xxxu_read8(priv, REG_RSV_CTRL + 1);
1921 rtl8xxxu_write8(priv, REG_RSV_CTRL + 1, val8);
1923 sys_func = rtl8xxxu_read16(priv, REG_SYS_FUNC);
1924 sys_func &= ~SYS_FUNC_CPU_ENABLE;
1925 rtl8xxxu_write16(priv, REG_SYS_FUNC, sys_func);
1927 val8 = rtl8xxxu_read8(priv, REG_RSV_CTRL + 1);
1929 rtl8xxxu_write8(priv, REG_RSV_CTRL + 1, val8);
1931 sys_func |= SYS_FUNC_CPU_ENABLE;
1932 rtl8xxxu_write16(priv, REG_SYS_FUNC, sys_func);
1935 static int rtl8xxxu_start_firmware(struct rtl8xxxu_priv *priv)
1937 struct device *dev = &priv->udev->dev;
1941 /* Poll checksum report */
1942 for (i = 0; i < RTL8XXXU_FIRMWARE_POLL_MAX; i++) {
1943 val32 = rtl8xxxu_read32(priv, REG_MCU_FW_DL);
1944 if (val32 & MCU_FW_DL_CSUM_REPORT)
1948 if (i == RTL8XXXU_FIRMWARE_POLL_MAX) {
1949 dev_warn(dev, "Firmware checksum poll timed out\n");
1954 val32 = rtl8xxxu_read32(priv, REG_MCU_FW_DL);
1955 val32 |= MCU_FW_DL_READY;
1956 val32 &= ~MCU_WINT_INIT_READY;
1957 rtl8xxxu_write32(priv, REG_MCU_FW_DL, val32);
1960 * Reset the 8051 in order for the firmware to start running,
1961 * otherwise it won't come up on the 8192eu
1963 priv->fops->reset_8051(priv);
1965 /* Wait for firmware to become ready */
1966 for (i = 0; i < RTL8XXXU_FIRMWARE_POLL_MAX; i++) {
1967 val32 = rtl8xxxu_read32(priv, REG_MCU_FW_DL);
1968 if (val32 & MCU_WINT_INIT_READY)
1974 if (i == RTL8XXXU_FIRMWARE_POLL_MAX) {
1975 dev_warn(dev, "Firmware failed to start\n");
1983 if (priv->rtl_chip == RTL8723B)
1984 rtl8xxxu_write8(priv, REG_HMTFR, 0x0f);
1989 static int rtl8xxxu_download_firmware(struct rtl8xxxu_priv *priv)
1991 int pages, remainder, i, ret;
1997 val8 = rtl8xxxu_read8(priv, REG_SYS_FUNC + 1);
1999 rtl8xxxu_write8(priv, REG_SYS_FUNC + 1, val8);
2002 val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC);
2003 val16 |= SYS_FUNC_CPU_ENABLE;
2004 rtl8xxxu_write16(priv, REG_SYS_FUNC, val16);
2006 val8 = rtl8xxxu_read8(priv, REG_MCU_FW_DL);
2007 if (val8 & MCU_FW_RAM_SEL) {
2008 pr_info("do the RAM reset\n");
2009 rtl8xxxu_write8(priv, REG_MCU_FW_DL, 0x00);
2010 priv->fops->reset_8051(priv);
2013 /* MCU firmware download enable */
2014 val8 = rtl8xxxu_read8(priv, REG_MCU_FW_DL);
2015 val8 |= MCU_FW_DL_ENABLE;
2016 rtl8xxxu_write8(priv, REG_MCU_FW_DL, val8);
2019 val32 = rtl8xxxu_read32(priv, REG_MCU_FW_DL);
2021 rtl8xxxu_write32(priv, REG_MCU_FW_DL, val32);
2023 /* Reset firmware download checksum */
2024 val8 = rtl8xxxu_read8(priv, REG_MCU_FW_DL);
2025 val8 |= MCU_FW_DL_CSUM_REPORT;
2026 rtl8xxxu_write8(priv, REG_MCU_FW_DL, val8);
2028 pages = priv->fw_size / RTL_FW_PAGE_SIZE;
2029 remainder = priv->fw_size % RTL_FW_PAGE_SIZE;
2031 fwptr = priv->fw_data->data;
2033 for (i = 0; i < pages; i++) {
2034 val8 = rtl8xxxu_read8(priv, REG_MCU_FW_DL + 2) & 0xF8;
2036 rtl8xxxu_write8(priv, REG_MCU_FW_DL + 2, val8);
2038 ret = rtl8xxxu_writeN(priv, REG_FW_START_ADDRESS,
2039 fwptr, RTL_FW_PAGE_SIZE);
2040 if (ret != RTL_FW_PAGE_SIZE) {
2045 fwptr += RTL_FW_PAGE_SIZE;
2049 val8 = rtl8xxxu_read8(priv, REG_MCU_FW_DL + 2) & 0xF8;
2051 rtl8xxxu_write8(priv, REG_MCU_FW_DL + 2, val8);
2052 ret = rtl8xxxu_writeN(priv, REG_FW_START_ADDRESS,
2054 if (ret != remainder) {
2062 /* MCU firmware download disable */
2063 val16 = rtl8xxxu_read16(priv, REG_MCU_FW_DL);
2064 val16 &= ~MCU_FW_DL_ENABLE;
2065 rtl8xxxu_write16(priv, REG_MCU_FW_DL, val16);
2070 int rtl8xxxu_load_firmware(struct rtl8xxxu_priv *priv, char *fw_name)
2072 struct device *dev = &priv->udev->dev;
2073 const struct firmware *fw;
2077 dev_info(dev, "%s: Loading firmware %s\n", DRIVER_NAME, fw_name);
2078 if (request_firmware(&fw, fw_name, &priv->udev->dev)) {
2079 dev_warn(dev, "request_firmware(%s) failed\n", fw_name);
2084 dev_warn(dev, "Firmware data not available\n");
2089 priv->fw_data = kmemdup(fw->data, fw->size, GFP_KERNEL);
2090 if (!priv->fw_data) {
2094 priv->fw_size = fw->size - sizeof(struct rtl8xxxu_firmware_header);
2096 signature = le16_to_cpu(priv->fw_data->signature);
2097 switch (signature & 0xfff0) {
2106 dev_warn(dev, "%s: Invalid firmware signature: 0x%04x\n",
2107 __func__, signature);
2110 dev_info(dev, "Firmware revision %i.%i (signature 0x%04x)\n",
2111 le16_to_cpu(priv->fw_data->major_version),
2112 priv->fw_data->minor_version, signature);
2115 release_firmware(fw);
2119 void rtl8xxxu_firmware_self_reset(struct rtl8xxxu_priv *priv)
2124 /* Inform 8051 to perform reset */
2125 rtl8xxxu_write8(priv, REG_HMTFR + 3, 0x20);
2127 for (i = 100; i > 0; i--) {
2128 val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC);
2130 if (!(val16 & SYS_FUNC_CPU_ENABLE)) {
2131 dev_dbg(&priv->udev->dev,
2132 "%s: Firmware self reset success!\n", __func__);
2139 /* Force firmware reset */
2140 val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC);
2141 val16 &= ~SYS_FUNC_CPU_ENABLE;
2142 rtl8xxxu_write16(priv, REG_SYS_FUNC, val16);
2147 rtl8xxxu_init_mac(struct rtl8xxxu_priv *priv)
2149 struct rtl8xxxu_reg8val *array = priv->fops->mactable;
2154 for (i = 0; ; i++) {
2158 if (reg == 0xffff && val == 0xff)
2161 ret = rtl8xxxu_write8(priv, reg, val);
2163 dev_warn(&priv->udev->dev,
2164 "Failed to initialize MAC "
2165 "(reg: %04x, val %02x)\n", reg, val);
2170 if (priv->rtl_chip != RTL8723B && priv->rtl_chip != RTL8192E)
2171 rtl8xxxu_write8(priv, REG_MAX_AGGR_NUM, 0x0a);
2176 int rtl8xxxu_init_phy_regs(struct rtl8xxxu_priv *priv,
2177 struct rtl8xxxu_reg32val *array)
2183 for (i = 0; ; i++) {
2187 if (reg == 0xffff && val == 0xffffffff)
2190 ret = rtl8xxxu_write32(priv, reg, val);
2191 if (ret != sizeof(val)) {
2192 dev_warn(&priv->udev->dev,
2193 "Failed to initialize PHY\n");
2202 void rtl8xxxu_gen1_init_phy_bb(struct rtl8xxxu_priv *priv)
2204 u8 val8, ldoa15, ldov12d, lpldo, ldohci12;
2208 val8 = rtl8xxxu_read8(priv, REG_AFE_PLL_CTRL);
2210 val8 |= AFE_PLL_320_ENABLE;
2211 rtl8xxxu_write8(priv, REG_AFE_PLL_CTRL, val8);
2214 rtl8xxxu_write8(priv, REG_AFE_PLL_CTRL + 1, 0xff);
2217 val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC);
2218 val16 |= SYS_FUNC_BB_GLB_RSTN | SYS_FUNC_BBRSTB;
2219 rtl8xxxu_write16(priv, REG_SYS_FUNC, val16);
2221 val32 = rtl8xxxu_read32(priv, REG_AFE_XTAL_CTRL);
2222 val32 &= ~AFE_XTAL_RF_GATE;
2223 if (priv->has_bluetooth)
2224 val32 &= ~AFE_XTAL_BT_GATE;
2225 rtl8xxxu_write32(priv, REG_AFE_XTAL_CTRL, val32);
2227 /* 6. 0x1f[7:0] = 0x07 */
2228 val8 = RF_ENABLE | RF_RSTB | RF_SDMRSTB;
2229 rtl8xxxu_write8(priv, REG_RF_CTRL, val8);
2232 rtl8xxxu_init_phy_regs(priv, rtl8188ru_phy_1t_highpa_table);
2233 else if (priv->tx_paths == 2)
2234 rtl8xxxu_init_phy_regs(priv, rtl8192cu_phy_2t_init_table);
2236 rtl8xxxu_init_phy_regs(priv, rtl8723a_phy_1t_init_table);
2238 if (priv->rtl_chip == RTL8188R && priv->hi_pa &&
2239 priv->vendor_umc && priv->chip_cut == 1)
2240 rtl8xxxu_write8(priv, REG_OFDM0_AGC_PARM1 + 2, 0x50);
2243 rtl8xxxu_init_phy_regs(priv, rtl8xxx_agc_highpa_table);
2245 rtl8xxxu_init_phy_regs(priv, rtl8xxx_agc_standard_table);
2247 ldoa15 = LDOA15_ENABLE | LDOA15_OBUF;
2248 ldov12d = LDOV12D_ENABLE | BIT(2) | (2 << LDOV12D_VADJ_SHIFT);
2251 val32 = (lpldo << 24) | (ldohci12 << 16) | (ldov12d << 8) | ldoa15;
2252 rtl8xxxu_write32(priv, REG_LDOA15_CTRL, val32);
2256 * Most of this is black magic retrieved from the old rtl8723au driver
2258 static int rtl8xxxu_init_phy_bb(struct rtl8xxxu_priv *priv)
2263 priv->fops->init_phy_bb(priv);
2265 if (priv->tx_paths == 1 && priv->rx_paths == 2) {
2267 * For 1T2R boards, patch the registers.
2269 * It looks like 8191/2 1T2R boards use path B for TX
2271 val32 = rtl8xxxu_read32(priv, REG_FPGA0_TX_INFO);
2272 val32 &= ~(BIT(0) | BIT(1));
2274 rtl8xxxu_write32(priv, REG_FPGA0_TX_INFO, val32);
2276 val32 = rtl8xxxu_read32(priv, REG_FPGA1_TX_INFO);
2279 rtl8xxxu_write32(priv, REG_FPGA1_TX_INFO, val32);
2281 val32 = rtl8xxxu_read32(priv, REG_CCK0_AFE_SETTING);
2282 val32 &= ~CCK0_AFE_RX_MASK;
2283 val32 &= 0x00ffffff;
2284 val32 |= 0x40000000;
2285 val32 |= CCK0_AFE_RX_ANT_B;
2286 rtl8xxxu_write32(priv, REG_CCK0_AFE_SETTING, val32);
2288 val32 = rtl8xxxu_read32(priv, REG_OFDM0_TRX_PATH_ENABLE);
2289 val32 &= ~(OFDM_RF_PATH_RX_MASK | OFDM_RF_PATH_TX_MASK);
2290 val32 |= (OFDM_RF_PATH_RX_A | OFDM_RF_PATH_RX_B |
2292 rtl8xxxu_write32(priv, REG_OFDM0_TRX_PATH_ENABLE, val32);
2294 val32 = rtl8xxxu_read32(priv, REG_OFDM0_AGC_PARM1);
2295 val32 &= ~(BIT(4) | BIT(5));
2297 rtl8xxxu_write32(priv, REG_OFDM0_AGC_PARM1, val32);
2299 val32 = rtl8xxxu_read32(priv, REG_TX_CCK_RFON);
2300 val32 &= ~(BIT(27) | BIT(26));
2302 rtl8xxxu_write32(priv, REG_TX_CCK_RFON, val32);
2304 val32 = rtl8xxxu_read32(priv, REG_TX_CCK_BBON);
2305 val32 &= ~(BIT(27) | BIT(26));
2307 rtl8xxxu_write32(priv, REG_TX_CCK_BBON, val32);
2309 val32 = rtl8xxxu_read32(priv, REG_TX_OFDM_RFON);
2310 val32 &= ~(BIT(27) | BIT(26));
2312 rtl8xxxu_write32(priv, REG_TX_OFDM_RFON, val32);
2314 val32 = rtl8xxxu_read32(priv, REG_TX_OFDM_BBON);
2315 val32 &= ~(BIT(27) | BIT(26));
2317 rtl8xxxu_write32(priv, REG_TX_OFDM_BBON, val32);
2319 val32 = rtl8xxxu_read32(priv, REG_TX_TO_TX);
2320 val32 &= ~(BIT(27) | BIT(26));
2322 rtl8xxxu_write32(priv, REG_TX_TO_TX, val32);
2325 if (priv->has_xtalk) {
2326 val32 = rtl8xxxu_read32(priv, REG_MAC_PHY_CTRL);
2329 val32 &= 0xff000fff;
2330 val32 |= ((val8 | (val8 << 6)) << 12);
2332 rtl8xxxu_write32(priv, REG_MAC_PHY_CTRL, val32);
2335 if (priv->rtl_chip == RTL8192E)
2336 rtl8xxxu_write32(priv, REG_AFE_XTAL_CTRL, 0x000f81fb);
2341 static int rtl8xxxu_init_rf_regs(struct rtl8xxxu_priv *priv,
2342 struct rtl8xxxu_rfregval *array,
2343 enum rtl8xxxu_rfpath path)
2349 for (i = 0; ; i++) {
2353 if (reg == 0xff && val == 0xffffffff)
2377 ret = rtl8xxxu_write_rfreg(priv, path, reg, val);
2379 dev_warn(&priv->udev->dev,
2380 "Failed to initialize RF\n");
2389 int rtl8xxxu_init_phy_rf(struct rtl8xxxu_priv *priv,
2390 struct rtl8xxxu_rfregval *table,
2391 enum rtl8xxxu_rfpath path)
2394 u16 val16, rfsi_rfenv;
2395 u16 reg_sw_ctrl, reg_int_oe, reg_hssi_parm2;
2399 reg_sw_ctrl = REG_FPGA0_XA_RF_SW_CTRL;
2400 reg_int_oe = REG_FPGA0_XA_RF_INT_OE;
2401 reg_hssi_parm2 = REG_FPGA0_XA_HSSI_PARM2;
2404 reg_sw_ctrl = REG_FPGA0_XB_RF_SW_CTRL;
2405 reg_int_oe = REG_FPGA0_XB_RF_INT_OE;
2406 reg_hssi_parm2 = REG_FPGA0_XB_HSSI_PARM2;
2409 dev_err(&priv->udev->dev, "%s:Unsupported RF path %c\n",
2410 __func__, path + 'A');
2413 /* For path B, use XB */
2414 rfsi_rfenv = rtl8xxxu_read16(priv, reg_sw_ctrl);
2415 rfsi_rfenv &= FPGA0_RF_RFENV;
2418 * These two we might be able to optimize into one
2420 val32 = rtl8xxxu_read32(priv, reg_int_oe);
2421 val32 |= BIT(20); /* 0x10 << 16 */
2422 rtl8xxxu_write32(priv, reg_int_oe, val32);
2425 val32 = rtl8xxxu_read32(priv, reg_int_oe);
2427 rtl8xxxu_write32(priv, reg_int_oe, val32);
2431 * These two we might be able to optimize into one
2433 val32 = rtl8xxxu_read32(priv, reg_hssi_parm2);
2434 val32 &= ~FPGA0_HSSI_3WIRE_ADDR_LEN;
2435 rtl8xxxu_write32(priv, reg_hssi_parm2, val32);
2438 val32 = rtl8xxxu_read32(priv, reg_hssi_parm2);
2439 val32 &= ~FPGA0_HSSI_3WIRE_DATA_LEN;
2440 rtl8xxxu_write32(priv, reg_hssi_parm2, val32);
2443 rtl8xxxu_init_rf_regs(priv, table, path);
2445 /* For path B, use XB */
2446 val16 = rtl8xxxu_read16(priv, reg_sw_ctrl);
2447 val16 &= ~FPGA0_RF_RFENV;
2448 val16 |= rfsi_rfenv;
2449 rtl8xxxu_write16(priv, reg_sw_ctrl, val16);
2454 static int rtl8xxxu_llt_write(struct rtl8xxxu_priv *priv, u8 address, u8 data)
2460 value = LLT_OP_WRITE | address << 8 | data;
2462 rtl8xxxu_write32(priv, REG_LLT_INIT, value);
2465 value = rtl8xxxu_read32(priv, REG_LLT_INIT);
2466 if ((value & LLT_OP_MASK) == LLT_OP_INACTIVE) {
2470 } while (count++ < 20);
2475 int rtl8xxxu_init_llt_table(struct rtl8xxxu_priv *priv)
2481 last_tx_page = priv->fops->total_page_num;
2483 for (i = 0; i < last_tx_page; i++) {
2484 ret = rtl8xxxu_llt_write(priv, i, i + 1);
2489 ret = rtl8xxxu_llt_write(priv, last_tx_page, 0xff);
2493 /* Mark remaining pages as a ring buffer */
2494 for (i = last_tx_page + 1; i < 0xff; i++) {
2495 ret = rtl8xxxu_llt_write(priv, i, (i + 1));
2500 /* Let last entry point to the start entry of ring buffer */
2501 ret = rtl8xxxu_llt_write(priv, 0xff, last_tx_page + 1);
2509 int rtl8xxxu_auto_llt_table(struct rtl8xxxu_priv *priv)
2515 val32 = rtl8xxxu_read32(priv, REG_AUTO_LLT);
2516 val32 |= AUTO_LLT_INIT_LLT;
2517 rtl8xxxu_write32(priv, REG_AUTO_LLT, val32);
2519 for (i = 500; i; i--) {
2520 val32 = rtl8xxxu_read32(priv, REG_AUTO_LLT);
2521 if (!(val32 & AUTO_LLT_INIT_LLT))
2528 dev_warn(&priv->udev->dev, "LLT table init failed\n");
2534 static int rtl8xxxu_init_queue_priority(struct rtl8xxxu_priv *priv)
2537 u16 hiq, mgq, bkq, beq, viq, voq;
2538 int hip, mgp, bkp, bep, vip, vop;
2541 switch (priv->ep_tx_count) {
2543 if (priv->ep_tx_high_queue) {
2544 hi = TRXDMA_QUEUE_HIGH;
2545 } else if (priv->ep_tx_low_queue) {
2546 hi = TRXDMA_QUEUE_LOW;
2547 } else if (priv->ep_tx_normal_queue) {
2548 hi = TRXDMA_QUEUE_NORMAL;
2569 if (priv->ep_tx_high_queue && priv->ep_tx_low_queue) {
2570 hi = TRXDMA_QUEUE_HIGH;
2571 lo = TRXDMA_QUEUE_LOW;
2572 } else if (priv->ep_tx_normal_queue && priv->ep_tx_low_queue) {
2573 hi = TRXDMA_QUEUE_NORMAL;
2574 lo = TRXDMA_QUEUE_LOW;
2575 } else if (priv->ep_tx_high_queue && priv->ep_tx_normal_queue) {
2576 hi = TRXDMA_QUEUE_HIGH;
2577 lo = TRXDMA_QUEUE_NORMAL;
2599 beq = TRXDMA_QUEUE_LOW;
2600 bkq = TRXDMA_QUEUE_LOW;
2601 viq = TRXDMA_QUEUE_NORMAL;
2602 voq = TRXDMA_QUEUE_HIGH;
2603 mgq = TRXDMA_QUEUE_HIGH;
2604 hiq = TRXDMA_QUEUE_HIGH;
2618 * None of the vendor drivers are configuring the beacon
2619 * queue here .... why?
2622 val16 = rtl8xxxu_read16(priv, REG_TRXDMA_CTRL);
2624 val16 |= (voq << TRXDMA_CTRL_VOQ_SHIFT) |
2625 (viq << TRXDMA_CTRL_VIQ_SHIFT) |
2626 (beq << TRXDMA_CTRL_BEQ_SHIFT) |
2627 (bkq << TRXDMA_CTRL_BKQ_SHIFT) |
2628 (mgq << TRXDMA_CTRL_MGQ_SHIFT) |
2629 (hiq << TRXDMA_CTRL_HIQ_SHIFT);
2630 rtl8xxxu_write16(priv, REG_TRXDMA_CTRL, val16);
2632 priv->pipe_out[TXDESC_QUEUE_VO] =
2633 usb_sndbulkpipe(priv->udev, priv->out_ep[vop]);
2634 priv->pipe_out[TXDESC_QUEUE_VI] =
2635 usb_sndbulkpipe(priv->udev, priv->out_ep[vip]);
2636 priv->pipe_out[TXDESC_QUEUE_BE] =
2637 usb_sndbulkpipe(priv->udev, priv->out_ep[bep]);
2638 priv->pipe_out[TXDESC_QUEUE_BK] =
2639 usb_sndbulkpipe(priv->udev, priv->out_ep[bkp]);
2640 priv->pipe_out[TXDESC_QUEUE_BEACON] =
2641 usb_sndbulkpipe(priv->udev, priv->out_ep[0]);
2642 priv->pipe_out[TXDESC_QUEUE_MGNT] =
2643 usb_sndbulkpipe(priv->udev, priv->out_ep[mgp]);
2644 priv->pipe_out[TXDESC_QUEUE_HIGH] =
2645 usb_sndbulkpipe(priv->udev, priv->out_ep[hip]);
2646 priv->pipe_out[TXDESC_QUEUE_CMD] =
2647 usb_sndbulkpipe(priv->udev, priv->out_ep[0]);
2653 void rtl8xxxu_fill_iqk_matrix_a(struct rtl8xxxu_priv *priv, bool iqk_ok,
2654 int result[][8], int candidate, bool tx_only)
2656 u32 oldval, x, tx0_a, reg;
2663 val32 = rtl8xxxu_read32(priv, REG_OFDM0_XA_TX_IQ_IMBALANCE);
2664 oldval = val32 >> 22;
2666 x = result[candidate][0];
2667 if ((x & 0x00000200) != 0)
2669 tx0_a = (x * oldval) >> 8;
2671 val32 = rtl8xxxu_read32(priv, REG_OFDM0_XA_TX_IQ_IMBALANCE);
2674 rtl8xxxu_write32(priv, REG_OFDM0_XA_TX_IQ_IMBALANCE, val32);
2676 val32 = rtl8xxxu_read32(priv, REG_OFDM0_ENERGY_CCA_THRES);
2678 if ((x * oldval >> 7) & 0x1)
2680 rtl8xxxu_write32(priv, REG_OFDM0_ENERGY_CCA_THRES, val32);
2682 y = result[candidate][1];
2683 if ((y & 0x00000200) != 0)
2685 tx0_c = (y * oldval) >> 8;
2687 val32 = rtl8xxxu_read32(priv, REG_OFDM0_XC_TX_AFE);
2688 val32 &= ~0xf0000000;
2689 val32 |= (((tx0_c & 0x3c0) >> 6) << 28);
2690 rtl8xxxu_write32(priv, REG_OFDM0_XC_TX_AFE, val32);
2692 val32 = rtl8xxxu_read32(priv, REG_OFDM0_XA_TX_IQ_IMBALANCE);
2693 val32 &= ~0x003f0000;
2694 val32 |= ((tx0_c & 0x3f) << 16);
2695 rtl8xxxu_write32(priv, REG_OFDM0_XA_TX_IQ_IMBALANCE, val32);
2697 val32 = rtl8xxxu_read32(priv, REG_OFDM0_ENERGY_CCA_THRES);
2699 if ((y * oldval >> 7) & 0x1)
2701 rtl8xxxu_write32(priv, REG_OFDM0_ENERGY_CCA_THRES, val32);
2704 dev_dbg(&priv->udev->dev, "%s: only TX\n", __func__);
2708 reg = result[candidate][2];
2710 val32 = rtl8xxxu_read32(priv, REG_OFDM0_XA_RX_IQ_IMBALANCE);
2712 val32 |= (reg & 0x3ff);
2713 rtl8xxxu_write32(priv, REG_OFDM0_XA_RX_IQ_IMBALANCE, val32);
2715 reg = result[candidate][3] & 0x3F;
2717 val32 = rtl8xxxu_read32(priv, REG_OFDM0_XA_RX_IQ_IMBALANCE);
2719 val32 |= ((reg << 10) & 0xfc00);
2720 rtl8xxxu_write32(priv, REG_OFDM0_XA_RX_IQ_IMBALANCE, val32);
2722 reg = (result[candidate][3] >> 6) & 0xF;
2724 val32 = rtl8xxxu_read32(priv, REG_OFDM0_RX_IQ_EXT_ANTA);
2725 val32 &= ~0xf0000000;
2726 val32 |= (reg << 28);
2727 rtl8xxxu_write32(priv, REG_OFDM0_RX_IQ_EXT_ANTA, val32);
2730 void rtl8xxxu_fill_iqk_matrix_b(struct rtl8xxxu_priv *priv, bool iqk_ok,
2731 int result[][8], int candidate, bool tx_only)
2733 u32 oldval, x, tx1_a, reg;
2740 val32 = rtl8xxxu_read32(priv, REG_OFDM0_XB_TX_IQ_IMBALANCE);
2741 oldval = val32 >> 22;
2743 x = result[candidate][4];
2744 if ((x & 0x00000200) != 0)
2746 tx1_a = (x * oldval) >> 8;
2748 val32 = rtl8xxxu_read32(priv, REG_OFDM0_XB_TX_IQ_IMBALANCE);
2751 rtl8xxxu_write32(priv, REG_OFDM0_XB_TX_IQ_IMBALANCE, val32);
2753 val32 = rtl8xxxu_read32(priv, REG_OFDM0_ENERGY_CCA_THRES);
2755 if ((x * oldval >> 7) & 0x1)
2757 rtl8xxxu_write32(priv, REG_OFDM0_ENERGY_CCA_THRES, val32);
2759 y = result[candidate][5];
2760 if ((y & 0x00000200) != 0)
2762 tx1_c = (y * oldval) >> 8;
2764 val32 = rtl8xxxu_read32(priv, REG_OFDM0_XD_TX_AFE);
2765 val32 &= ~0xf0000000;
2766 val32 |= (((tx1_c & 0x3c0) >> 6) << 28);
2767 rtl8xxxu_write32(priv, REG_OFDM0_XD_TX_AFE, val32);
2769 val32 = rtl8xxxu_read32(priv, REG_OFDM0_XB_TX_IQ_IMBALANCE);
2770 val32 &= ~0x003f0000;
2771 val32 |= ((tx1_c & 0x3f) << 16);
2772 rtl8xxxu_write32(priv, REG_OFDM0_XB_TX_IQ_IMBALANCE, val32);
2774 val32 = rtl8xxxu_read32(priv, REG_OFDM0_ENERGY_CCA_THRES);
2776 if ((y * oldval >> 7) & 0x1)
2778 rtl8xxxu_write32(priv, REG_OFDM0_ENERGY_CCA_THRES, val32);
2781 dev_dbg(&priv->udev->dev, "%s: only TX\n", __func__);
2785 reg = result[candidate][6];
2787 val32 = rtl8xxxu_read32(priv, REG_OFDM0_XB_RX_IQ_IMBALANCE);
2789 val32 |= (reg & 0x3ff);
2790 rtl8xxxu_write32(priv, REG_OFDM0_XB_RX_IQ_IMBALANCE, val32);
2792 reg = result[candidate][7] & 0x3f;
2794 val32 = rtl8xxxu_read32(priv, REG_OFDM0_XB_RX_IQ_IMBALANCE);
2796 val32 |= ((reg << 10) & 0xfc00);
2797 rtl8xxxu_write32(priv, REG_OFDM0_XB_RX_IQ_IMBALANCE, val32);
2799 reg = (result[candidate][7] >> 6) & 0xf;
2801 val32 = rtl8xxxu_read32(priv, REG_OFDM0_AGCR_SSI_TABLE);
2802 val32 &= ~0x0000f000;
2803 val32 |= (reg << 12);
2804 rtl8xxxu_write32(priv, REG_OFDM0_AGCR_SSI_TABLE, val32);
2807 #define MAX_TOLERANCE 5
2809 static bool rtl8xxxu_simularity_compare(struct rtl8xxxu_priv *priv,
2810 int result[][8], int c1, int c2)
2812 u32 i, j, diff, simubitmap, bound = 0;
2813 int candidate[2] = {-1, -1}; /* for path A and path B */
2816 if (priv->tx_paths > 1)
2823 for (i = 0; i < bound; i++) {
2824 diff = (result[c1][i] > result[c2][i]) ?
2825 (result[c1][i] - result[c2][i]) :
2826 (result[c2][i] - result[c1][i]);
2827 if (diff > MAX_TOLERANCE) {
2828 if ((i == 2 || i == 6) && !simubitmap) {
2829 if (result[c1][i] + result[c1][i + 1] == 0)
2830 candidate[(i / 4)] = c2;
2831 else if (result[c2][i] + result[c2][i + 1] == 0)
2832 candidate[(i / 4)] = c1;
2834 simubitmap = simubitmap | (1 << i);
2836 simubitmap = simubitmap | (1 << i);
2841 if (simubitmap == 0) {
2842 for (i = 0; i < (bound / 4); i++) {
2843 if (candidate[i] >= 0) {
2844 for (j = i * 4; j < (i + 1) * 4 - 2; j++)
2845 result[3][j] = result[candidate[i]][j];
2850 } else if (!(simubitmap & 0x0f)) {
2852 for (i = 0; i < 4; i++)
2853 result[3][i] = result[c1][i];
2854 } else if (!(simubitmap & 0xf0) && priv->tx_paths > 1) {
2856 for (i = 4; i < 8; i++)
2857 result[3][i] = result[c1][i];
2863 bool rtl8xxxu_gen2_simularity_compare(struct rtl8xxxu_priv *priv,
2864 int result[][8], int c1, int c2)
2866 u32 i, j, diff, simubitmap, bound = 0;
2867 int candidate[2] = {-1, -1}; /* for path A and path B */
2871 if (priv->tx_paths > 1)
2878 for (i = 0; i < bound; i++) {
2880 if ((result[c1][i] & 0x00000200))
2881 tmp1 = result[c1][i] | 0xfffffc00;
2883 tmp1 = result[c1][i];
2885 if ((result[c2][i]& 0x00000200))
2886 tmp2 = result[c2][i] | 0xfffffc00;
2888 tmp2 = result[c2][i];
2890 tmp1 = result[c1][i];
2891 tmp2 = result[c2][i];
2894 diff = (tmp1 > tmp2) ? (tmp1 - tmp2) : (tmp2 - tmp1);
2896 if (diff > MAX_TOLERANCE) {
2897 if ((i == 2 || i == 6) && !simubitmap) {
2898 if (result[c1][i] + result[c1][i + 1] == 0)
2899 candidate[(i / 4)] = c2;
2900 else if (result[c2][i] + result[c2][i + 1] == 0)
2901 candidate[(i / 4)] = c1;
2903 simubitmap = simubitmap | (1 << i);
2905 simubitmap = simubitmap | (1 << i);
2910 if (simubitmap == 0) {
2911 for (i = 0; i < (bound / 4); i++) {
2912 if (candidate[i] >= 0) {
2913 for (j = i * 4; j < (i + 1) * 4 - 2; j++)
2914 result[3][j] = result[candidate[i]][j];
2920 if (!(simubitmap & 0x03)) {
2922 for (i = 0; i < 2; i++)
2923 result[3][i] = result[c1][i];
2926 if (!(simubitmap & 0x0c)) {
2928 for (i = 2; i < 4; i++)
2929 result[3][i] = result[c1][i];
2932 if (!(simubitmap & 0x30) && priv->tx_paths > 1) {
2934 for (i = 4; i < 6; i++)
2935 result[3][i] = result[c1][i];
2938 if (!(simubitmap & 0x30) && priv->tx_paths > 1) {
2940 for (i = 6; i < 8; i++)
2941 result[3][i] = result[c1][i];
2949 rtl8xxxu_save_mac_regs(struct rtl8xxxu_priv *priv, const u32 *reg, u32 *backup)
2953 for (i = 0; i < (RTL8XXXU_MAC_REGS - 1); i++)
2954 backup[i] = rtl8xxxu_read8(priv, reg[i]);
2956 backup[i] = rtl8xxxu_read32(priv, reg[i]);
2959 void rtl8xxxu_restore_mac_regs(struct rtl8xxxu_priv *priv,
2960 const u32 *reg, u32 *backup)
2964 for (i = 0; i < (RTL8XXXU_MAC_REGS - 1); i++)
2965 rtl8xxxu_write8(priv, reg[i], backup[i]);
2967 rtl8xxxu_write32(priv, reg[i], backup[i]);
2970 void rtl8xxxu_save_regs(struct rtl8xxxu_priv *priv, const u32 *regs,
2971 u32 *backup, int count)
2975 for (i = 0; i < count; i++)
2976 backup[i] = rtl8xxxu_read32(priv, regs[i]);
2979 void rtl8xxxu_restore_regs(struct rtl8xxxu_priv *priv, const u32 *regs,
2980 u32 *backup, int count)
2984 for (i = 0; i < count; i++)
2985 rtl8xxxu_write32(priv, regs[i], backup[i]);
2989 void rtl8xxxu_path_adda_on(struct rtl8xxxu_priv *priv, const u32 *regs,
2995 if (priv->tx_paths == 1) {
2996 path_on = priv->fops->adda_1t_path_on;
2997 rtl8xxxu_write32(priv, regs[0], priv->fops->adda_1t_init);
2999 path_on = path_a_on ? priv->fops->adda_2t_path_on_a :
3000 priv->fops->adda_2t_path_on_b;
3002 rtl8xxxu_write32(priv, regs[0], path_on);
3005 for (i = 1 ; i < RTL8XXXU_ADDA_REGS ; i++)
3006 rtl8xxxu_write32(priv, regs[i], path_on);
3009 void rtl8xxxu_mac_calibration(struct rtl8xxxu_priv *priv,
3010 const u32 *regs, u32 *backup)
3014 rtl8xxxu_write8(priv, regs[i], 0x3f);
3016 for (i = 1 ; i < (RTL8XXXU_MAC_REGS - 1); i++)
3017 rtl8xxxu_write8(priv, regs[i], (u8)(backup[i] & ~BIT(3)));
3019 rtl8xxxu_write8(priv, regs[i], (u8)(backup[i] & ~BIT(5)));
3022 static int rtl8xxxu_iqk_path_a(struct rtl8xxxu_priv *priv)
3024 u32 reg_eac, reg_e94, reg_e9c, reg_ea4, val32;
3027 /* path-A IQK setting */
3028 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x10008c1f);
3029 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x10008c1f);
3030 rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x82140102);
3032 val32 = (priv->rf_paths > 1) ? 0x28160202 :
3033 /*IS_81xxC_VENDOR_UMC_B_CUT(pHalData->VersionID)?0x28160202: */
3035 rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, val32);
3037 /* path-B IQK setting */
3038 if (priv->rf_paths > 1) {
3039 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x10008c22);
3040 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x10008c22);
3041 rtl8xxxu_write32(priv, REG_TX_IQK_PI_B, 0x82140102);
3042 rtl8xxxu_write32(priv, REG_RX_IQK_PI_B, 0x28160202);
3045 /* LO calibration setting */
3046 rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x001028d1);
3048 /* One shot, path A LOK & IQK */
3049 rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf9000000);
3050 rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000);
3055 reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2);
3056 reg_e94 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_A);
3057 reg_e9c = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_A);
3058 reg_ea4 = rtl8xxxu_read32(priv, REG_RX_POWER_BEFORE_IQK_A_2);
3060 if (!(reg_eac & BIT(28)) &&
3061 ((reg_e94 & 0x03ff0000) != 0x01420000) &&
3062 ((reg_e9c & 0x03ff0000) != 0x00420000))
3064 else /* If TX not OK, ignore RX */
3067 /* If TX is OK, check whether RX is OK */
3068 if (!(reg_eac & BIT(27)) &&
3069 ((reg_ea4 & 0x03ff0000) != 0x01320000) &&
3070 ((reg_eac & 0x03ff0000) != 0x00360000))
3073 dev_warn(&priv->udev->dev, "%s: Path A RX IQK failed!\n",
3079 static int rtl8xxxu_iqk_path_b(struct rtl8xxxu_priv *priv)
3081 u32 reg_eac, reg_eb4, reg_ebc, reg_ec4, reg_ecc;
3084 /* One shot, path B LOK & IQK */
3085 rtl8xxxu_write32(priv, REG_IQK_AGC_CONT, 0x00000002);
3086 rtl8xxxu_write32(priv, REG_IQK_AGC_CONT, 0x00000000);
3091 reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2);
3092 reg_eb4 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B);
3093 reg_ebc = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B);
3094 reg_ec4 = rtl8xxxu_read32(priv, REG_RX_POWER_BEFORE_IQK_B_2);
3095 reg_ecc = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_B_2);
3097 if (!(reg_eac & BIT(31)) &&
3098 ((reg_eb4 & 0x03ff0000) != 0x01420000) &&
3099 ((reg_ebc & 0x03ff0000) != 0x00420000))
3104 if (!(reg_eac & BIT(30)) &&
3105 (((reg_ec4 & 0x03ff0000) >> 16) != 0x132) &&
3106 (((reg_ecc & 0x03ff0000) >> 16) != 0x36))
3109 dev_warn(&priv->udev->dev, "%s: Path B RX IQK failed!\n",
3115 static void rtl8xxxu_phy_iqcalibrate(struct rtl8xxxu_priv *priv,
3116 int result[][8], int t)
3118 struct device *dev = &priv->udev->dev;
3120 int path_a_ok, path_b_ok;
3122 const u32 adda_regs[RTL8XXXU_ADDA_REGS] = {
3123 REG_FPGA0_XCD_SWITCH_CTRL, REG_BLUETOOTH,
3124 REG_RX_WAIT_CCA, REG_TX_CCK_RFON,
3125 REG_TX_CCK_BBON, REG_TX_OFDM_RFON,
3126 REG_TX_OFDM_BBON, REG_TX_TO_RX,
3127 REG_TX_TO_TX, REG_RX_CCK,
3128 REG_RX_OFDM, REG_RX_WAIT_RIFS,
3129 REG_RX_TO_RX, REG_STANDBY,
3130 REG_SLEEP, REG_PMPD_ANAEN
3132 const u32 iqk_mac_regs[RTL8XXXU_MAC_REGS] = {
3133 REG_TXPAUSE, REG_BEACON_CTRL,
3134 REG_BEACON_CTRL_1, REG_GPIO_MUXCFG
3136 const u32 iqk_bb_regs[RTL8XXXU_BB_REGS] = {
3137 REG_OFDM0_TRX_PATH_ENABLE, REG_OFDM0_TR_MUX_PAR,
3138 REG_FPGA0_XCD_RF_SW_CTRL, REG_CONFIG_ANT_A, REG_CONFIG_ANT_B,
3139 REG_FPGA0_XAB_RF_SW_CTRL, REG_FPGA0_XA_RF_INT_OE,
3140 REG_FPGA0_XB_RF_INT_OE, REG_FPGA0_RF_MODE
3144 * Note: IQ calibration must be performed after loading
3145 * PHY_REG.txt , and radio_a, radio_b.txt
3149 /* Save ADDA parameters, turn Path A ADDA on */
3150 rtl8xxxu_save_regs(priv, adda_regs, priv->adda_backup,
3151 RTL8XXXU_ADDA_REGS);
3152 rtl8xxxu_save_mac_regs(priv, iqk_mac_regs, priv->mac_backup);
3153 rtl8xxxu_save_regs(priv, iqk_bb_regs,
3154 priv->bb_backup, RTL8XXXU_BB_REGS);
3157 rtl8xxxu_path_adda_on(priv, adda_regs, true);
3160 val32 = rtl8xxxu_read32(priv, REG_FPGA0_XA_HSSI_PARM1);
3161 if (val32 & FPGA0_HSSI_PARM1_PI)
3162 priv->pi_enabled = 1;
3165 if (!priv->pi_enabled) {
3166 /* Switch BB to PI mode to do IQ Calibration. */
3167 rtl8xxxu_write32(priv, REG_FPGA0_XA_HSSI_PARM1, 0x01000100);
3168 rtl8xxxu_write32(priv, REG_FPGA0_XB_HSSI_PARM1, 0x01000100);
3171 val32 = rtl8xxxu_read32(priv, REG_FPGA0_RF_MODE);
3172 val32 &= ~FPGA_RF_MODE_CCK;
3173 rtl8xxxu_write32(priv, REG_FPGA0_RF_MODE, val32);
3175 rtl8xxxu_write32(priv, REG_OFDM0_TRX_PATH_ENABLE, 0x03a05600);
3176 rtl8xxxu_write32(priv, REG_OFDM0_TR_MUX_PAR, 0x000800e4);
3177 rtl8xxxu_write32(priv, REG_FPGA0_XCD_RF_SW_CTRL, 0x22204000);
3179 if (!priv->no_pape) {
3180 val32 = rtl8xxxu_read32(priv, REG_FPGA0_XAB_RF_SW_CTRL);
3181 val32 |= (FPGA0_RF_PAPE |
3182 (FPGA0_RF_PAPE << FPGA0_RF_BD_CTRL_SHIFT));
3183 rtl8xxxu_write32(priv, REG_FPGA0_XAB_RF_SW_CTRL, val32);
3186 val32 = rtl8xxxu_read32(priv, REG_FPGA0_XA_RF_INT_OE);
3188 rtl8xxxu_write32(priv, REG_FPGA0_XA_RF_INT_OE, val32);
3189 val32 = rtl8xxxu_read32(priv, REG_FPGA0_XB_RF_INT_OE);
3191 rtl8xxxu_write32(priv, REG_FPGA0_XB_RF_INT_OE, val32);
3193 if (priv->tx_paths > 1) {
3194 rtl8xxxu_write32(priv, REG_FPGA0_XA_LSSI_PARM, 0x00010000);
3195 rtl8xxxu_write32(priv, REG_FPGA0_XB_LSSI_PARM, 0x00010000);
3199 rtl8xxxu_mac_calibration(priv, iqk_mac_regs, priv->mac_backup);
3202 rtl8xxxu_write32(priv, REG_CONFIG_ANT_A, 0x00080000);
3204 if (priv->tx_paths > 1)
3205 rtl8xxxu_write32(priv, REG_CONFIG_ANT_B, 0x00080000);
3207 /* IQ calibration setting */
3208 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000);
3209 rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00);
3210 rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800);
3212 for (i = 0; i < retry; i++) {
3213 path_a_ok = rtl8xxxu_iqk_path_a(priv);
3214 if (path_a_ok == 0x03) {
3215 val32 = rtl8xxxu_read32(priv,
3216 REG_TX_POWER_BEFORE_IQK_A);
3217 result[t][0] = (val32 >> 16) & 0x3ff;
3218 val32 = rtl8xxxu_read32(priv,
3219 REG_TX_POWER_AFTER_IQK_A);
3220 result[t][1] = (val32 >> 16) & 0x3ff;
3221 val32 = rtl8xxxu_read32(priv,
3222 REG_RX_POWER_BEFORE_IQK_A_2);
3223 result[t][2] = (val32 >> 16) & 0x3ff;
3224 val32 = rtl8xxxu_read32(priv,
3225 REG_RX_POWER_AFTER_IQK_A_2);
3226 result[t][3] = (val32 >> 16) & 0x3ff;
3228 } else if (i == (retry - 1) && path_a_ok == 0x01) {
3230 dev_dbg(dev, "%s: Path A IQK Only Tx Success!!\n",
3233 val32 = rtl8xxxu_read32(priv,
3234 REG_TX_POWER_BEFORE_IQK_A);
3235 result[t][0] = (val32 >> 16) & 0x3ff;
3236 val32 = rtl8xxxu_read32(priv,
3237 REG_TX_POWER_AFTER_IQK_A);
3238 result[t][1] = (val32 >> 16) & 0x3ff;
3243 dev_dbg(dev, "%s: Path A IQK failed!\n", __func__);
3245 if (priv->tx_paths > 1) {
3247 * Path A into standby
3249 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x0);
3250 rtl8xxxu_write32(priv, REG_FPGA0_XA_LSSI_PARM, 0x00010000);
3251 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000);
3253 /* Turn Path B ADDA on */
3254 rtl8xxxu_path_adda_on(priv, adda_regs, false);
3256 for (i = 0; i < retry; i++) {
3257 path_b_ok = rtl8xxxu_iqk_path_b(priv);
3258 if (path_b_ok == 0x03) {
3259 val32 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B);
3260 result[t][4] = (val32 >> 16) & 0x3ff;
3261 val32 = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B);
3262 result[t][5] = (val32 >> 16) & 0x3ff;
3263 val32 = rtl8xxxu_read32(priv, REG_RX_POWER_BEFORE_IQK_B_2);
3264 result[t][6] = (val32 >> 16) & 0x3ff;
3265 val32 = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_B_2);
3266 result[t][7] = (val32 >> 16) & 0x3ff;
3268 } else if (i == (retry - 1) && path_b_ok == 0x01) {
3270 val32 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B);
3271 result[t][4] = (val32 >> 16) & 0x3ff;
3272 val32 = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B);
3273 result[t][5] = (val32 >> 16) & 0x3ff;
3278 dev_dbg(dev, "%s: Path B IQK failed!\n", __func__);
3281 /* Back to BB mode, load original value */
3282 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0);
3285 if (!priv->pi_enabled) {
3287 * Switch back BB to SI mode after finishing
3291 rtl8xxxu_write32(priv, REG_FPGA0_XA_HSSI_PARM1, val32);
3292 rtl8xxxu_write32(priv, REG_FPGA0_XB_HSSI_PARM1, val32);
3295 /* Reload ADDA power saving parameters */
3296 rtl8xxxu_restore_regs(priv, adda_regs, priv->adda_backup,
3297 RTL8XXXU_ADDA_REGS);
3299 /* Reload MAC parameters */
3300 rtl8xxxu_restore_mac_regs(priv, iqk_mac_regs, priv->mac_backup);
3302 /* Reload BB parameters */
3303 rtl8xxxu_restore_regs(priv, iqk_bb_regs,
3304 priv->bb_backup, RTL8XXXU_BB_REGS);
3306 /* Restore RX initial gain */
3307 rtl8xxxu_write32(priv, REG_FPGA0_XA_LSSI_PARM, 0x00032ed3);
3309 if (priv->tx_paths > 1) {
3310 rtl8xxxu_write32(priv, REG_FPGA0_XB_LSSI_PARM,
3314 /* Load 0xe30 IQC default value */
3315 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x01008c00);
3316 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x01008c00);
3320 void rtl8xxxu_gen2_prepare_calibrate(struct rtl8xxxu_priv *priv, u8 start)
3324 memset(&h2c, 0, sizeof(struct h2c_cmd));
3325 h2c.bt_wlan_calibration.cmd = H2C_8723B_BT_WLAN_CALIBRATION;
3326 h2c.bt_wlan_calibration.data = start;
3328 rtl8xxxu_gen2_h2c_cmd(priv, &h2c, sizeof(h2c.bt_wlan_calibration));
3331 void rtl8xxxu_gen1_phy_iq_calibrate(struct rtl8xxxu_priv *priv)
3333 struct device *dev = &priv->udev->dev;
3334 int result[4][8]; /* last is final result */
3336 bool path_a_ok, path_b_ok;
3337 u32 reg_e94, reg_e9c, reg_ea4, reg_eac;
3338 u32 reg_eb4, reg_ebc, reg_ec4, reg_ecc;
3342 memset(result, 0, sizeof(result));
3348 rtl8xxxu_read32(priv, REG_FPGA0_RF_MODE);
3350 for (i = 0; i < 3; i++) {
3351 rtl8xxxu_phy_iqcalibrate(priv, result, i);
3354 simu = rtl8xxxu_simularity_compare(priv, result, 0, 1);
3362 simu = rtl8xxxu_simularity_compare(priv, result, 0, 2);
3368 simu = rtl8xxxu_simularity_compare(priv, result, 1, 2);
3372 for (i = 0; i < 8; i++)
3373 reg_tmp += result[3][i];
3383 for (i = 0; i < 4; i++) {
3384 reg_e94 = result[i][0];
3385 reg_e9c = result[i][1];
3386 reg_ea4 = result[i][2];
3387 reg_eac = result[i][3];
3388 reg_eb4 = result[i][4];
3389 reg_ebc = result[i][5];
3390 reg_ec4 = result[i][6];
3391 reg_ecc = result[i][7];
3394 if (candidate >= 0) {
3395 reg_e94 = result[candidate][0];
3396 priv->rege94 = reg_e94;
3397 reg_e9c = result[candidate][1];
3398 priv->rege9c = reg_e9c;
3399 reg_ea4 = result[candidate][2];
3400 reg_eac = result[candidate][3];
3401 reg_eb4 = result[candidate][4];
3402 priv->regeb4 = reg_eb4;
3403 reg_ebc = result[candidate][5];
3404 priv->regebc = reg_ebc;
3405 reg_ec4 = result[candidate][6];
3406 reg_ecc = result[candidate][7];
3407 dev_dbg(dev, "%s: candidate is %x\n", __func__, candidate);
3409 "%s: e94 =%x e9c=%x ea4=%x eac=%x eb4=%x ebc=%x ec4=%x ecc=%x\n",
3410 __func__, reg_e94, reg_e9c,
3411 reg_ea4, reg_eac, reg_eb4, reg_ebc, reg_ec4, reg_ecc);
3415 reg_e94 = reg_eb4 = priv->rege94 = priv->regeb4 = 0x100;
3416 reg_e9c = reg_ebc = priv->rege9c = priv->regebc = 0x0;
3419 if (reg_e94 && candidate >= 0)
3420 rtl8xxxu_fill_iqk_matrix_a(priv, path_a_ok, result,
3421 candidate, (reg_ea4 == 0));
3423 if (priv->tx_paths > 1 && reg_eb4)
3424 rtl8xxxu_fill_iqk_matrix_b(priv, path_b_ok, result,
3425 candidate, (reg_ec4 == 0));
3427 rtl8xxxu_save_regs(priv, rtl8xxxu_iqk_phy_iq_bb_reg,
3428 priv->bb_recovery_backup, RTL8XXXU_BB_REGS);
3431 static void rtl8723a_phy_lc_calibrate(struct rtl8xxxu_priv *priv)
3434 u32 rf_amode, rf_bmode = 0, lstf;
3436 /* Check continuous TX and Packet TX */
3437 lstf = rtl8xxxu_read32(priv, REG_OFDM1_LSTF);
3439 if (lstf & OFDM_LSTF_MASK) {
3440 /* Disable all continuous TX */
3441 val32 = lstf & ~OFDM_LSTF_MASK;
3442 rtl8xxxu_write32(priv, REG_OFDM1_LSTF, val32);
3444 /* Read original RF mode Path A */
3445 rf_amode = rtl8xxxu_read_rfreg(priv, RF_A, RF6052_REG_AC);
3447 /* Set RF mode to standby Path A */
3448 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_AC,
3449 (rf_amode & 0x8ffff) | 0x10000);
3452 if (priv->tx_paths > 1) {
3453 rf_bmode = rtl8xxxu_read_rfreg(priv, RF_B,
3456 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_AC,
3457 (rf_bmode & 0x8ffff) | 0x10000);
3460 /* Deal with Packet TX case */
3461 /* block all queues */
3462 rtl8xxxu_write8(priv, REG_TXPAUSE, 0xff);
3465 /* Start LC calibration */
3466 if (priv->fops->has_s0s1)
3467 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_S0S1, 0xdfbe0);
3468 val32 = rtl8xxxu_read_rfreg(priv, RF_A, RF6052_REG_MODE_AG);
3470 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_MODE_AG, val32);
3474 if (priv->fops->has_s0s1)
3475 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_S0S1, 0xdffe0);
3477 /* Restore original parameters */
3478 if (lstf & OFDM_LSTF_MASK) {
3480 rtl8xxxu_write32(priv, REG_OFDM1_LSTF, lstf);
3481 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_AC, rf_amode);
3484 if (priv->tx_paths > 1)
3485 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_AC,
3487 } else /* Deal with Packet TX case */
3488 rtl8xxxu_write8(priv, REG_TXPAUSE, 0x00);
3491 static int rtl8xxxu_set_mac(struct rtl8xxxu_priv *priv)
3498 for (i = 0; i < ETH_ALEN; i++)
3499 rtl8xxxu_write8(priv, reg + i, priv->mac_addr[i]);
3504 static int rtl8xxxu_set_bssid(struct rtl8xxxu_priv *priv, const u8 *bssid)
3509 dev_dbg(&priv->udev->dev, "%s: (%pM)\n", __func__, bssid);
3513 for (i = 0; i < ETH_ALEN; i++)
3514 rtl8xxxu_write8(priv, reg + i, bssid[i]);
3520 rtl8xxxu_set_ampdu_factor(struct rtl8xxxu_priv *priv, u8 ampdu_factor)
3522 u8 vals[4] = { 0x41, 0xa8, 0x72, 0xb9 };
3526 ampdu_factor = 1 << (ampdu_factor + 2);
3527 if (ampdu_factor > max_agg)
3528 ampdu_factor = max_agg;
3530 for (i = 0; i < 4; i++) {
3531 if ((vals[i] & 0xf0) > (ampdu_factor << 4))
3532 vals[i] = (vals[i] & 0x0f) | (ampdu_factor << 4);
3534 if ((vals[i] & 0x0f) > ampdu_factor)
3535 vals[i] = (vals[i] & 0xf0) | ampdu_factor;
3537 rtl8xxxu_write8(priv, REG_AGGLEN_LMT + i, vals[i]);
3541 static void rtl8xxxu_set_ampdu_min_space(struct rtl8xxxu_priv *priv, u8 density)
3545 val8 = rtl8xxxu_read8(priv, REG_AMPDU_MIN_SPACE);
3548 rtl8xxxu_write8(priv, REG_AMPDU_MIN_SPACE, val8);
3551 static int rtl8xxxu_active_to_emu(struct rtl8xxxu_priv *priv)
3556 /* Start of rtl8723AU_card_enable_flow */
3557 /* Act to Cardemu sequence*/
3559 rtl8xxxu_write8(priv, REG_RF_CTRL, 0);
3561 /* 0x004E[7] = 0, switch DPDT_SEL_P output from register 0x0065[2] */
3562 val8 = rtl8xxxu_read8(priv, REG_LEDCFG2);
3563 val8 &= ~LEDCFG2_DPDT_SELECT;
3564 rtl8xxxu_write8(priv, REG_LEDCFG2, val8);
3566 /* 0x0005[1] = 1 turn off MAC by HW state machine*/
3567 val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
3569 rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
3571 for (count = RTL8XXXU_MAX_REG_POLL; count; count--) {
3572 val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
3573 if ((val8 & BIT(1)) == 0)
3579 dev_warn(&priv->udev->dev, "%s: Disabling MAC timed out\n",
3585 /* 0x0000[5] = 1 analog Ips to digital, 1:isolation */
3586 val8 = rtl8xxxu_read8(priv, REG_SYS_ISO_CTRL);
3587 val8 |= SYS_ISO_ANALOG_IPS;
3588 rtl8xxxu_write8(priv, REG_SYS_ISO_CTRL, val8);
3590 /* 0x0020[0] = 0 disable LDOA12 MACRO block*/
3591 val8 = rtl8xxxu_read8(priv, REG_LDOA15_CTRL);
3592 val8 &= ~LDOA15_ENABLE;
3593 rtl8xxxu_write8(priv, REG_LDOA15_CTRL, val8);
3599 int rtl8xxxu_active_to_lps(struct rtl8xxxu_priv *priv)
3605 rtl8xxxu_write8(priv, REG_TXPAUSE, 0xff);
3608 * Poll - wait for RX packet to complete
3610 for (count = RTL8XXXU_MAX_REG_POLL; count; count--) {
3611 val32 = rtl8xxxu_read32(priv, 0x5f8);
3618 dev_warn(&priv->udev->dev,
3619 "%s: RX poll timed out (0x05f8)\n", __func__);
3624 /* Disable CCK and OFDM, clock gated */
3625 val8 = rtl8xxxu_read8(priv, REG_SYS_FUNC);
3626 val8 &= ~SYS_FUNC_BBRSTB;
3627 rtl8xxxu_write8(priv, REG_SYS_FUNC, val8);
3631 /* Reset baseband */
3632 val8 = rtl8xxxu_read8(priv, REG_SYS_FUNC);
3633 val8 &= ~SYS_FUNC_BB_GLB_RSTN;
3634 rtl8xxxu_write8(priv, REG_SYS_FUNC, val8);
3637 val8 = rtl8xxxu_read8(priv, REG_CR);
3638 val8 = CR_HCI_TXDMA_ENABLE | CR_HCI_RXDMA_ENABLE;
3639 rtl8xxxu_write8(priv, REG_CR, val8);
3642 val8 = rtl8xxxu_read8(priv, REG_CR + 1);
3643 val8 &= ~BIT(1); /* CR_SECURITY_ENABLE */
3644 rtl8xxxu_write8(priv, REG_CR + 1, val8);
3646 /* Respond TX OK to scheduler */
3647 val8 = rtl8xxxu_read8(priv, REG_DUAL_TSF_RST);
3648 val8 |= DUAL_TSF_TX_OK;
3649 rtl8xxxu_write8(priv, REG_DUAL_TSF_RST, val8);
3655 void rtl8xxxu_disabled_to_emu(struct rtl8xxxu_priv *priv)
3659 /* Clear suspend enable and power down enable*/
3660 val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
3661 val8 &= ~(BIT(3) | BIT(7));
3662 rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
3664 /* 0x48[16] = 0 to disable GPIO9 as EXT WAKEUP*/
3665 val8 = rtl8xxxu_read8(priv, REG_GPIO_INTM + 2);
3667 rtl8xxxu_write8(priv, REG_GPIO_INTM + 2, val8);
3669 /* 0x04[12:11] = 11 enable WL suspend*/
3670 val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
3671 val8 &= ~(BIT(3) | BIT(4));
3672 rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
3675 static int rtl8xxxu_emu_to_disabled(struct rtl8xxxu_priv *priv)
3679 /* 0x0007[7:0] = 0x20 SOP option to disable BG/MB */
3680 rtl8xxxu_write8(priv, REG_APS_FSMCO + 3, 0x20);
3682 /* 0x04[12:11] = 01 enable WL suspend */
3683 val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
3686 rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
3688 val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
3690 rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
3692 /* 0x48[16] = 1 to enable GPIO9 as EXT wakeup */
3693 val8 = rtl8xxxu_read8(priv, REG_GPIO_INTM + 2);
3695 rtl8xxxu_write8(priv, REG_GPIO_INTM + 2, val8);
3700 int rtl8xxxu_flush_fifo(struct rtl8xxxu_priv *priv)
3702 struct device *dev = &priv->udev->dev;
3706 rtl8xxxu_write8(priv, REG_TXPAUSE, 0xff);
3708 val32 = rtl8xxxu_read32(priv, REG_RXPKT_NUM);
3709 val32 |= RXPKT_NUM_RW_RELEASE_EN;
3710 rtl8xxxu_write32(priv, REG_RXPKT_NUM, val32);
3716 val32 = rtl8xxxu_read32(priv, REG_RXPKT_NUM);
3717 if (val32 & RXPKT_NUM_RXDMA_IDLE) {
3723 rtl8xxxu_write16(priv, REG_RQPN_NPQ, 0);
3724 rtl8xxxu_write32(priv, REG_RQPN, 0x80000000);
3728 dev_warn(dev, "Failed to flush FIFO\n");
3733 void rtl8xxxu_gen1_usb_quirks(struct rtl8xxxu_priv *priv)
3735 /* Fix USB interface interference issue */
3736 rtl8xxxu_write8(priv, 0xfe40, 0xe0);
3737 rtl8xxxu_write8(priv, 0xfe41, 0x8d);
3738 rtl8xxxu_write8(priv, 0xfe42, 0x80);
3740 * This sets TXDMA_OFFSET_DROP_DATA_EN (bit 9) as well as bits
3741 * 8 and 5, for which I have found no documentation.
3743 rtl8xxxu_write32(priv, REG_TXDMA_OFFSET_CHK, 0xfd0320);
3746 * Solve too many protocol error on USB bus.
3747 * Can't do this for 8188/8192 UMC A cut parts
3749 if (!(!priv->chip_cut && priv->vendor_umc)) {
3750 rtl8xxxu_write8(priv, 0xfe40, 0xe6);
3751 rtl8xxxu_write8(priv, 0xfe41, 0x94);
3752 rtl8xxxu_write8(priv, 0xfe42, 0x80);
3754 rtl8xxxu_write8(priv, 0xfe40, 0xe0);
3755 rtl8xxxu_write8(priv, 0xfe41, 0x19);
3756 rtl8xxxu_write8(priv, 0xfe42, 0x80);
3758 rtl8xxxu_write8(priv, 0xfe40, 0xe5);
3759 rtl8xxxu_write8(priv, 0xfe41, 0x91);
3760 rtl8xxxu_write8(priv, 0xfe42, 0x80);
3762 rtl8xxxu_write8(priv, 0xfe40, 0xe2);
3763 rtl8xxxu_write8(priv, 0xfe41, 0x81);
3764 rtl8xxxu_write8(priv, 0xfe42, 0x80);
3768 void rtl8xxxu_gen2_usb_quirks(struct rtl8xxxu_priv *priv)
3772 val32 = rtl8xxxu_read32(priv, REG_TXDMA_OFFSET_CHK);
3773 val32 |= TXDMA_OFFSET_DROP_DATA_EN;
3774 rtl8xxxu_write32(priv, REG_TXDMA_OFFSET_CHK, val32);
3777 void rtl8xxxu_power_off(struct rtl8xxxu_priv *priv)
3784 * Workaround for 8188RU LNA power leakage problem.
3786 if (priv->rtl_chip == RTL8188R) {
3787 val32 = rtl8xxxu_read32(priv, REG_FPGA0_XCD_RF_PARM);
3789 rtl8xxxu_write32(priv, REG_FPGA0_XCD_RF_PARM, val32);
3792 rtl8xxxu_flush_fifo(priv);
3794 rtl8xxxu_active_to_lps(priv);
3797 rtl8xxxu_write8(priv, REG_RF_CTRL, 0x00);
3799 /* Reset Firmware if running in RAM */
3800 if (rtl8xxxu_read8(priv, REG_MCU_FW_DL) & MCU_FW_RAM_SEL)
3801 rtl8xxxu_firmware_self_reset(priv);
3804 val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC);
3805 val16 &= ~SYS_FUNC_CPU_ENABLE;
3806 rtl8xxxu_write16(priv, REG_SYS_FUNC, val16);
3808 /* Reset MCU ready status */
3809 rtl8xxxu_write8(priv, REG_MCU_FW_DL, 0x00);
3811 rtl8xxxu_active_to_emu(priv);
3812 rtl8xxxu_emu_to_disabled(priv);
3814 /* Reset MCU IO Wrapper */
3815 val8 = rtl8xxxu_read8(priv, REG_RSV_CTRL + 1);
3817 rtl8xxxu_write8(priv, REG_RSV_CTRL + 1, val8);
3819 val8 = rtl8xxxu_read8(priv, REG_RSV_CTRL + 1);
3821 rtl8xxxu_write8(priv, REG_RSV_CTRL + 1, val8);
3823 /* RSV_CTRL 0x1C[7:0] = 0x0e lock ISO/CLK/Power control register */
3824 rtl8xxxu_write8(priv, REG_RSV_CTRL, 0x0e);
3828 static void rtl8723bu_set_ps_tdma(struct rtl8xxxu_priv *priv,
3829 u8 arg1, u8 arg2, u8 arg3, u8 arg4, u8 arg5)
3833 memset(&h2c, 0, sizeof(struct h2c_cmd));
3834 h2c.b_type_dma.cmd = H2C_8723B_B_TYPE_TDMA;
3835 h2c.b_type_dma.data1 = arg1;
3836 h2c.b_type_dma.data2 = arg2;
3837 h2c.b_type_dma.data3 = arg3;
3838 h2c.b_type_dma.data4 = arg4;
3839 h2c.b_type_dma.data5 = arg5;
3840 rtl8xxxu_gen2_h2c_cmd(priv, &h2c, sizeof(h2c.b_type_dma));
3844 void rtl8xxxu_gen2_disable_rf(struct rtl8xxxu_priv *priv)
3848 val32 = rtl8xxxu_read32(priv, REG_RX_WAIT_CCA);
3849 val32 &= ~(BIT(22) | BIT(23));
3850 rtl8xxxu_write32(priv, REG_RX_WAIT_CCA, val32);
3853 static void rtl8xxxu_init_queue_reserved_page(struct rtl8xxxu_priv *priv)
3855 struct rtl8xxxu_fileops *fops = priv->fops;
3856 u32 hq, lq, nq, eq, pubq;
3865 if (priv->ep_tx_high_queue)
3866 hq = fops->page_num_hi;
3867 if (priv->ep_tx_low_queue)
3868 lq = fops->page_num_lo;
3869 if (priv->ep_tx_normal_queue)
3870 nq = fops->page_num_norm;
3872 val32 = (nq << RQPN_NPQ_SHIFT) | (eq << RQPN_EPQ_SHIFT);
3873 rtl8xxxu_write32(priv, REG_RQPN_NPQ, val32);
3875 pubq = fops->total_page_num - hq - lq - nq - 1;
3878 val32 |= (hq << RQPN_HI_PQ_SHIFT);
3879 val32 |= (lq << RQPN_LO_PQ_SHIFT);
3880 val32 |= (pubq << RQPN_PUB_PQ_SHIFT);
3882 rtl8xxxu_write32(priv, REG_RQPN, val32);
3885 static int rtl8xxxu_init_device(struct ieee80211_hw *hw)
3887 struct rtl8xxxu_priv *priv = hw->priv;
3888 struct device *dev = &priv->udev->dev;
3889 struct rtl8xxxu_fileops *fops = priv->fops;
3896 /* Check if MAC is already powered on */
3897 val8 = rtl8xxxu_read8(priv, REG_CR);
3900 * Fix 92DU-VC S3 hang with the reason is that secondary mac is not
3901 * initialized. First MAC returns 0xea, second MAC returns 0x00
3908 ret = fops->power_on(priv);
3910 dev_warn(dev, "%s: Failed power on\n", __func__);
3915 rtl8xxxu_init_queue_reserved_page(priv);
3917 ret = rtl8xxxu_init_queue_priority(priv);
3918 dev_dbg(dev, "%s: init_queue_priority %i\n", __func__, ret);
3923 * Set RX page boundary
3925 rtl8xxxu_write16(priv, REG_TRXFF_BNDY + 2, fops->trxff_boundary);
3927 ret = rtl8xxxu_download_firmware(priv);
3928 dev_dbg(dev, "%s: download_firmware %i\n", __func__, ret);
3931 ret = rtl8xxxu_start_firmware(priv);
3932 dev_dbg(dev, "%s: start_firmware %i\n", __func__, ret);
3936 if (fops->phy_init_antenna_selection)
3937 fops->phy_init_antenna_selection(priv);
3939 ret = rtl8xxxu_init_mac(priv);
3941 dev_dbg(dev, "%s: init_mac %i\n", __func__, ret);
3945 ret = rtl8xxxu_init_phy_bb(priv);
3946 dev_dbg(dev, "%s: init_phy_bb %i\n", __func__, ret);
3950 ret = fops->init_phy_rf(priv);
3954 /* RFSW Control - clear bit 14 ?? */
3955 if (priv->rtl_chip != RTL8723B && priv->rtl_chip != RTL8192E)
3956 rtl8xxxu_write32(priv, REG_FPGA0_TX_INFO, 0x00000003);
3958 val32 = FPGA0_RF_TRSW | FPGA0_RF_TRSWB | FPGA0_RF_ANTSW |
3960 ((FPGA0_RF_ANTSW | FPGA0_RF_ANTSWB) << FPGA0_RF_BD_CTRL_SHIFT);
3961 if (!priv->no_pape) {
3962 val32 |= (FPGA0_RF_PAPE |
3963 (FPGA0_RF_PAPE << FPGA0_RF_BD_CTRL_SHIFT));
3965 rtl8xxxu_write32(priv, REG_FPGA0_XAB_RF_SW_CTRL, val32);
3967 /* 0x860[6:5]= 00 - why? - this sets antenna B */
3968 if (priv->rtl_chip != RTL8192E)
3969 rtl8xxxu_write32(priv, REG_FPGA0_XA_RF_INT_OE, 0x66f60210);
3973 * Set TX buffer boundary
3975 val8 = fops->total_page_num + 1;
3977 rtl8xxxu_write8(priv, REG_TXPKTBUF_BCNQ_BDNY, val8);
3978 rtl8xxxu_write8(priv, REG_TXPKTBUF_MGQ_BDNY, val8);
3979 rtl8xxxu_write8(priv, REG_TXPKTBUF_WMAC_LBK_BF_HD, val8);
3980 rtl8xxxu_write8(priv, REG_TRXFF_BNDY, val8);
3981 rtl8xxxu_write8(priv, REG_TDECTRL + 1, val8);
3985 * The vendor drivers set PBP for all devices, except 8192e.
3986 * There is no explanation for this in any of the sources.
3988 val8 = (fops->pbp_rx << PBP_PAGE_SIZE_RX_SHIFT) |
3989 (fops->pbp_tx << PBP_PAGE_SIZE_TX_SHIFT);
3990 if (priv->rtl_chip != RTL8192E)
3991 rtl8xxxu_write8(priv, REG_PBP, val8);
3993 dev_dbg(dev, "%s: macpower %i\n", __func__, macpower);
3995 ret = fops->llt_init(priv);
3997 dev_warn(dev, "%s: LLT table init failed\n", __func__);
4002 * Chip specific quirks
4004 fops->usb_quirks(priv);
4007 * Enable TX report and TX report timer for 8723bu/8188eu/...
4009 if (fops->has_tx_report) {
4010 val8 = rtl8xxxu_read8(priv, REG_TX_REPORT_CTRL);
4011 val8 |= TX_REPORT_CTRL_TIMER_ENABLE;
4012 rtl8xxxu_write8(priv, REG_TX_REPORT_CTRL, val8);
4013 /* Set MAX RPT MACID */
4014 rtl8xxxu_write8(priv, REG_TX_REPORT_CTRL + 1, 0x02);
4015 /* TX report Timer. Unit: 32us */
4016 rtl8xxxu_write16(priv, REG_TX_REPORT_TIME, 0xcdf0);
4019 val8 = rtl8xxxu_read8(priv, 0xa3);
4021 rtl8xxxu_write8(priv, 0xa3, val8);
4026 * Unit in 8 bytes, not obvious what it is used for
4028 rtl8xxxu_write8(priv, REG_RX_DRVINFO_SZ, 4);
4030 if (priv->rtl_chip == RTL8192E) {
4031 rtl8xxxu_write32(priv, REG_HIMR0, 0x00);
4032 rtl8xxxu_write32(priv, REG_HIMR1, 0x00);
4035 * Enable all interrupts - not obvious USB needs to do this
4037 rtl8xxxu_write32(priv, REG_HISR, 0xffffffff);
4038 rtl8xxxu_write32(priv, REG_HIMR, 0xffffffff);
4041 rtl8xxxu_set_mac(priv);
4042 rtl8xxxu_set_linktype(priv, NL80211_IFTYPE_STATION);
4045 * Configure initial WMAC settings
4047 val32 = RCR_ACCEPT_PHYS_MATCH | RCR_ACCEPT_MCAST | RCR_ACCEPT_BCAST |
4048 RCR_ACCEPT_MGMT_FRAME | RCR_HTC_LOC_CTRL |
4049 RCR_APPEND_PHYSTAT | RCR_APPEND_ICV | RCR_APPEND_MIC;
4050 rtl8xxxu_write32(priv, REG_RCR, val32);
4053 * Accept all multicast
4055 rtl8xxxu_write32(priv, REG_MAR, 0xffffffff);
4056 rtl8xxxu_write32(priv, REG_MAR + 4, 0xffffffff);
4059 * Init adaptive controls
4061 val32 = rtl8xxxu_read32(priv, REG_RESPONSE_RATE_SET);
4062 val32 &= ~RESPONSE_RATE_BITMAP_ALL;
4063 val32 |= RESPONSE_RATE_RRSR_CCK_ONLY_1M;
4064 rtl8xxxu_write32(priv, REG_RESPONSE_RATE_SET, val32);
4066 /* CCK = 0x0a, OFDM = 0x10 */
4067 rtl8xxxu_set_spec_sifs(priv, 0x10, 0x10);
4068 rtl8xxxu_set_retry(priv, 0x30, 0x30);
4069 rtl8xxxu_set_spec_sifs(priv, 0x0a, 0x10);
4074 rtl8xxxu_write16(priv, REG_MAC_SPEC_SIFS, 0x100a);
4077 rtl8xxxu_write16(priv, REG_SIFS_CCK, 0x100a);
4080 rtl8xxxu_write16(priv, REG_SIFS_OFDM, 0x100a);
4083 rtl8xxxu_write32(priv, REG_EDCA_BE_PARAM, 0x005ea42b);
4084 rtl8xxxu_write32(priv, REG_EDCA_BK_PARAM, 0x0000a44f);
4085 rtl8xxxu_write32(priv, REG_EDCA_VI_PARAM, 0x005ea324);
4086 rtl8xxxu_write32(priv, REG_EDCA_VO_PARAM, 0x002fa226);
4088 /* Set data auto rate fallback retry count */
4089 rtl8xxxu_write32(priv, REG_DARFRC, 0x00000000);
4090 rtl8xxxu_write32(priv, REG_DARFRC + 4, 0x10080404);
4091 rtl8xxxu_write32(priv, REG_RARFRC, 0x04030201);
4092 rtl8xxxu_write32(priv, REG_RARFRC + 4, 0x08070605);
4094 val8 = rtl8xxxu_read8(priv, REG_FWHW_TXQ_CTRL);
4095 val8 |= FWHW_TXQ_CTRL_AMPDU_RETRY;
4096 rtl8xxxu_write8(priv, REG_FWHW_TXQ_CTRL, val8);
4098 /* Set ACK timeout */
4099 rtl8xxxu_write8(priv, REG_ACKTO, 0x40);
4102 * Initialize beacon parameters
4104 val16 = BEACON_DISABLE_TSF_UPDATE | (BEACON_DISABLE_TSF_UPDATE << 8);
4105 rtl8xxxu_write16(priv, REG_BEACON_CTRL, val16);
4106 rtl8xxxu_write16(priv, REG_TBTT_PROHIBIT, 0x6404);
4107 rtl8xxxu_write8(priv, REG_DRIVER_EARLY_INT, DRIVER_EARLY_INT_TIME);
4108 rtl8xxxu_write8(priv, REG_BEACON_DMA_TIME, BEACON_DMA_ATIME_INT_TIME);
4109 rtl8xxxu_write16(priv, REG_BEACON_TCFG, 0x660F);
4112 * Initialize burst parameters
4114 if (priv->rtl_chip == RTL8723B) {
4116 * For USB high speed set 512B packets
4118 val8 = rtl8xxxu_read8(priv, REG_RXDMA_PRO_8723B);
4119 val8 &= ~(BIT(4) | BIT(5));
4121 val8 |= BIT(1) | BIT(2) | BIT(3);
4122 rtl8xxxu_write8(priv, REG_RXDMA_PRO_8723B, val8);
4125 * For USB high speed set 512B packets
4127 val8 = rtl8xxxu_read8(priv, REG_HT_SINGLE_AMPDU_8723B);
4129 rtl8xxxu_write8(priv, REG_HT_SINGLE_AMPDU_8723B, val8);
4131 rtl8xxxu_write16(priv, REG_MAX_AGGR_NUM, 0x0c14);
4132 rtl8xxxu_write8(priv, REG_AMPDU_MAX_TIME_8723B, 0x5e);
4133 rtl8xxxu_write32(priv, REG_AGGLEN_LMT, 0xffffffff);
4134 rtl8xxxu_write8(priv, REG_RX_PKT_LIMIT, 0x18);
4135 rtl8xxxu_write8(priv, REG_PIFS, 0x00);
4136 rtl8xxxu_write8(priv, REG_USTIME_TSF_8723B, 0x50);
4137 rtl8xxxu_write8(priv, REG_USTIME_EDCA, 0x50);
4139 val8 = rtl8xxxu_read8(priv, REG_RSV_CTRL);
4140 val8 |= BIT(5) | BIT(6);
4141 rtl8xxxu_write8(priv, REG_RSV_CTRL, val8);
4144 if (fops->init_aggregation)
4145 fops->init_aggregation(priv);
4148 * Enable CCK and OFDM block
4150 val32 = rtl8xxxu_read32(priv, REG_FPGA0_RF_MODE);
4151 val32 |= (FPGA_RF_MODE_CCK | FPGA_RF_MODE_OFDM);
4152 rtl8xxxu_write32(priv, REG_FPGA0_RF_MODE, val32);
4155 * Invalidate all CAM entries - bit 30 is undocumented
4157 rtl8xxxu_write32(priv, REG_CAM_CMD, CAM_CMD_POLLING | BIT(30));
4160 * Start out with default power levels for channel 6, 20MHz
4162 fops->set_tx_power(priv, 1, false);
4164 /* Let the 8051 take control of antenna setting */
4165 if (priv->rtl_chip != RTL8192E) {
4166 val8 = rtl8xxxu_read8(priv, REG_LEDCFG2);
4167 val8 |= LEDCFG2_DPDT_SELECT;
4168 rtl8xxxu_write8(priv, REG_LEDCFG2, val8);
4171 rtl8xxxu_write8(priv, REG_HWSEQ_CTRL, 0xff);
4173 /* Disable BAR - not sure if this has any effect on USB */
4174 rtl8xxxu_write32(priv, REG_BAR_MODE_CTRL, 0x0201ffff);
4176 rtl8xxxu_write16(priv, REG_FAST_EDCA_CTRL, 0);
4178 if (fops->init_statistics)
4179 fops->init_statistics(priv);
4181 if (priv->rtl_chip == RTL8192E) {
4183 * 0x4c6[3] 1: RTS BW = Data BW
4184 * 0: RTS BW depends on CCA / secondary CCA result.
4186 val8 = rtl8xxxu_read8(priv, REG_QUEUE_CTRL);
4188 rtl8xxxu_write8(priv, REG_QUEUE_CTRL, val8);
4190 * Reset USB mode switch setting
4192 rtl8xxxu_write8(priv, REG_ACLK_MON, 0x00);
4195 rtl8723a_phy_lc_calibrate(priv);
4197 fops->phy_iq_calibrate(priv);
4200 * This should enable thermal meter
4202 if (fops->gen2_thermal_meter)
4203 rtl8xxxu_write_rfreg(priv,
4204 RF_A, RF6052_REG_T_METER_8723B, 0x37cf8);
4206 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_T_METER, 0x60);
4208 /* Set NAV_UPPER to 30000us */
4209 val8 = ((30000 + NAV_UPPER_UNIT - 1) / NAV_UPPER_UNIT);
4210 rtl8xxxu_write8(priv, REG_NAV_UPPER, val8);
4212 if (priv->rtl_chip == RTL8723A) {
4214 * 2011/03/09 MH debug only, UMC-B cut pass 2500 S5 test,
4215 * but we need to find root cause.
4216 * This is 8723au only.
4218 val32 = rtl8xxxu_read32(priv, REG_FPGA0_RF_MODE);
4219 if ((val32 & 0xff000000) != 0x83000000) {
4220 val32 |= FPGA_RF_MODE_CCK;
4221 rtl8xxxu_write32(priv, REG_FPGA0_RF_MODE, val32);
4223 } else if (priv->rtl_chip == RTL8192E) {
4224 rtl8xxxu_write8(priv, REG_USB_HRPWM, 0x00);
4227 val32 = rtl8xxxu_read32(priv, REG_FWHW_TXQ_CTRL);
4228 val32 |= FWHW_TXQ_CTRL_XMIT_MGMT_ACK;
4229 /* ack for xmit mgmt frames. */
4230 rtl8xxxu_write32(priv, REG_FWHW_TXQ_CTRL, val32);
4232 if (priv->rtl_chip == RTL8192E) {
4234 * Fix LDPC rx hang issue.
4236 val32 = rtl8xxxu_read32(priv, REG_AFE_MISC);
4237 rtl8xxxu_write8(priv, REG_8192E_LDOV12_CTRL, 0x75);
4238 val32 &= 0xfff00fff;
4239 val32 |= 0x0007e000;
4240 rtl8xxxu_write32(priv, REG_AFE_MISC, val32);
4246 static void rtl8xxxu_cam_write(struct rtl8xxxu_priv *priv,
4247 struct ieee80211_key_conf *key, const u8 *mac)
4249 u32 cmd, val32, addr, ctrl;
4250 int j, i, tmp_debug;
4252 tmp_debug = rtl8xxxu_debug;
4253 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_KEY)
4254 rtl8xxxu_debug |= RTL8XXXU_DEBUG_REG_WRITE;
4257 * This is a bit of a hack - the lower bits of the cipher
4258 * suite selector happens to match the cipher index in the CAM
4260 addr = key->keyidx << CAM_CMD_KEY_SHIFT;
4261 ctrl = (key->cipher & 0x0f) << 2 | key->keyidx | CAM_WRITE_VALID;
4263 for (j = 5; j >= 0; j--) {
4266 val32 = ctrl | (mac[0] << 16) | (mac[1] << 24);
4269 val32 = mac[2] | (mac[3] << 8) |
4270 (mac[4] << 16) | (mac[5] << 24);
4274 val32 = key->key[i] | (key->key[i + 1] << 8) |
4275 key->key[i + 2] << 16 | key->key[i + 3] << 24;
4279 rtl8xxxu_write32(priv, REG_CAM_WRITE, val32);
4280 cmd = CAM_CMD_POLLING | CAM_CMD_WRITE | (addr + j);
4281 rtl8xxxu_write32(priv, REG_CAM_CMD, cmd);
4285 rtl8xxxu_debug = tmp_debug;
4288 static void rtl8xxxu_sw_scan_start(struct ieee80211_hw *hw,
4289 struct ieee80211_vif *vif, const u8 *mac)
4291 struct rtl8xxxu_priv *priv = hw->priv;
4294 val8 = rtl8xxxu_read8(priv, REG_BEACON_CTRL);
4295 val8 |= BEACON_DISABLE_TSF_UPDATE;
4296 rtl8xxxu_write8(priv, REG_BEACON_CTRL, val8);
4299 static void rtl8xxxu_sw_scan_complete(struct ieee80211_hw *hw,
4300 struct ieee80211_vif *vif)
4302 struct rtl8xxxu_priv *priv = hw->priv;
4305 val8 = rtl8xxxu_read8(priv, REG_BEACON_CTRL);
4306 val8 &= ~BEACON_DISABLE_TSF_UPDATE;
4307 rtl8xxxu_write8(priv, REG_BEACON_CTRL, val8);
4310 void rtl8xxxu_update_rate_mask(struct rtl8xxxu_priv *priv, u32 ramask, int sgi)
4314 memset(&h2c, 0, sizeof(struct h2c_cmd));
4316 h2c.ramask.cmd = H2C_SET_RATE_MASK;
4317 h2c.ramask.mask_lo = cpu_to_le16(ramask & 0xffff);
4318 h2c.ramask.mask_hi = cpu_to_le16(ramask >> 16);
4320 h2c.ramask.arg = 0x80;
4322 h2c.ramask.arg |= 0x20;
4324 dev_dbg(&priv->udev->dev, "%s: rate mask %08x, arg %02x, size %zi\n",
4325 __func__, ramask, h2c.ramask.arg, sizeof(h2c.ramask));
4326 rtl8xxxu_gen1_h2c_cmd(priv, &h2c, sizeof(h2c.ramask));
4329 void rtl8xxxu_gen2_update_rate_mask(struct rtl8xxxu_priv *priv,
4330 u32 ramask, int sgi)
4335 memset(&h2c, 0, sizeof(struct h2c_cmd));
4337 h2c.b_macid_cfg.cmd = H2C_8723B_MACID_CFG_RAID;
4338 h2c.b_macid_cfg.ramask0 = ramask & 0xff;
4339 h2c.b_macid_cfg.ramask1 = (ramask >> 8) & 0xff;
4340 h2c.b_macid_cfg.ramask2 = (ramask >> 16) & 0xff;
4341 h2c.b_macid_cfg.ramask3 = (ramask >> 24) & 0xff;
4343 h2c.ramask.arg = 0x80;
4344 h2c.b_macid_cfg.data1 = 0;
4346 h2c.b_macid_cfg.data1 |= BIT(7);
4348 h2c.b_macid_cfg.data2 = bw;
4350 dev_dbg(&priv->udev->dev, "%s: rate mask %08x, arg %02x, size %zi\n",
4351 __func__, ramask, h2c.ramask.arg, sizeof(h2c.b_macid_cfg));
4352 rtl8xxxu_gen2_h2c_cmd(priv, &h2c, sizeof(h2c.b_macid_cfg));
4355 void rtl8xxxu_gen1_report_connect(struct rtl8xxxu_priv *priv,
4356 u8 macid, bool connect)
4360 memset(&h2c, 0, sizeof(struct h2c_cmd));
4362 h2c.joinbss.cmd = H2C_JOIN_BSS_REPORT;
4365 h2c.joinbss.data = H2C_JOIN_BSS_CONNECT;
4367 h2c.joinbss.data = H2C_JOIN_BSS_DISCONNECT;
4369 rtl8xxxu_gen1_h2c_cmd(priv, &h2c, sizeof(h2c.joinbss));
4372 void rtl8xxxu_gen2_report_connect(struct rtl8xxxu_priv *priv,
4373 u8 macid, bool connect)
4375 #ifdef RTL8XXXU_GEN2_REPORT_CONNECT
4377 * Barry Day reports this causes issues with 8192eu and 8723bu
4378 * devices reconnecting. The reason for this is unclear, but
4379 * until it is better understood, leave the code in place but
4380 * disabled, so it is not lost.
4384 memset(&h2c, 0, sizeof(struct h2c_cmd));
4386 h2c.media_status_rpt.cmd = H2C_8723B_MEDIA_STATUS_RPT;
4388 h2c.media_status_rpt.parm |= BIT(0);
4390 h2c.media_status_rpt.parm &= ~BIT(0);
4392 rtl8xxxu_gen2_h2c_cmd(priv, &h2c, sizeof(h2c.media_status_rpt));
4396 void rtl8xxxu_gen1_init_aggregation(struct rtl8xxxu_priv *priv)
4398 u8 agg_ctrl, usb_spec, page_thresh, timeout;
4400 usb_spec = rtl8xxxu_read8(priv, REG_USB_SPECIAL_OPTION);
4401 usb_spec &= ~USB_SPEC_USB_AGG_ENABLE;
4402 rtl8xxxu_write8(priv, REG_USB_SPECIAL_OPTION, usb_spec);
4404 agg_ctrl = rtl8xxxu_read8(priv, REG_TRXDMA_CTRL);
4405 agg_ctrl &= ~TRXDMA_CTRL_RXDMA_AGG_EN;
4407 if (!rtl8xxxu_dma_aggregation) {
4408 rtl8xxxu_write8(priv, REG_TRXDMA_CTRL, agg_ctrl);
4412 agg_ctrl |= TRXDMA_CTRL_RXDMA_AGG_EN;
4413 rtl8xxxu_write8(priv, REG_TRXDMA_CTRL, agg_ctrl);
4416 * The number of packets we can take looks to be buffer size / 512
4417 * which matches the 512 byte rounding we have to do when de-muxing
4420 * Sample numbers from the vendor driver:
4421 * USB High-Speed mode values:
4422 * RxAggBlockCount = 8 : 512 byte unit
4423 * RxAggBlockTimeout = 6
4424 * RxAggPageCount = 48 : 128 byte unit
4425 * RxAggPageTimeout = 4 or 6 (absolute time 34ms/(2^6))
4428 page_thresh = (priv->fops->rx_agg_buf_size / 512);
4429 if (rtl8xxxu_dma_agg_pages >= 0) {
4430 if (rtl8xxxu_dma_agg_pages <= page_thresh)
4431 timeout = page_thresh;
4432 else if (rtl8xxxu_dma_agg_pages <= 6)
4433 dev_err(&priv->udev->dev,
4434 "%s: dma_agg_pages=%i too small, minimum is 6\n",
4435 __func__, rtl8xxxu_dma_agg_pages);
4437 dev_err(&priv->udev->dev,
4438 "%s: dma_agg_pages=%i larger than limit %i\n",
4439 __func__, rtl8xxxu_dma_agg_pages, page_thresh);
4441 rtl8xxxu_write8(priv, REG_RXDMA_AGG_PG_TH, page_thresh);
4443 * REG_RXDMA_AGG_PG_TH + 1 seems to be the timeout register on
4444 * gen2 chips and rtl8188eu. The rtl8723au seems unhappy if we
4445 * don't set it, so better set both.
4449 if (rtl8xxxu_dma_agg_timeout >= 0) {
4450 if (rtl8xxxu_dma_agg_timeout <= 127)
4451 timeout = rtl8xxxu_dma_agg_timeout;
4453 dev_err(&priv->udev->dev,
4454 "%s: Invalid dma_agg_timeout: %i\n",
4455 __func__, rtl8xxxu_dma_agg_timeout);
4458 rtl8xxxu_write8(priv, REG_RXDMA_AGG_PG_TH + 1, timeout);
4459 rtl8xxxu_write8(priv, REG_USB_DMA_AGG_TO, timeout);
4460 priv->rx_buf_aggregation = 1;
4463 static void rtl8xxxu_set_basic_rates(struct rtl8xxxu_priv *priv, u32 rate_cfg)
4468 rate_cfg &= RESPONSE_RATE_BITMAP_ALL;
4470 val32 = rtl8xxxu_read32(priv, REG_RESPONSE_RATE_SET);
4471 val32 &= ~RESPONSE_RATE_BITMAP_ALL;
4473 rtl8xxxu_write32(priv, REG_RESPONSE_RATE_SET, val32);
4475 dev_dbg(&priv->udev->dev, "%s: rates %08x\n", __func__, rate_cfg);
4478 rate_cfg = (rate_cfg >> 1);
4481 rtl8xxxu_write8(priv, REG_INIRTS_RATE_SEL, rate_idx);
4485 rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
4486 struct ieee80211_bss_conf *bss_conf, u32 changed)
4488 struct rtl8xxxu_priv *priv = hw->priv;
4489 struct device *dev = &priv->udev->dev;
4490 struct ieee80211_sta *sta;
4494 if (changed & BSS_CHANGED_ASSOC) {
4495 dev_dbg(dev, "Changed ASSOC: %i!\n", bss_conf->assoc);
4497 rtl8xxxu_set_linktype(priv, vif->type);
4499 if (bss_conf->assoc) {
4504 sta = ieee80211_find_sta(vif, bss_conf->bssid);
4506 dev_info(dev, "%s: ASSOC no sta found\n",
4512 if (sta->ht_cap.ht_supported)
4513 dev_info(dev, "%s: HT supported\n", __func__);
4514 if (sta->vht_cap.vht_supported)
4515 dev_info(dev, "%s: VHT supported\n", __func__);
4517 /* TODO: Set bits 28-31 for rate adaptive id */
4518 ramask = (sta->supp_rates[0] & 0xfff) |
4519 sta->ht_cap.mcs.rx_mask[0] << 12 |
4520 sta->ht_cap.mcs.rx_mask[1] << 20;
4521 if (sta->ht_cap.cap &
4522 (IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20))
4526 priv->fops->update_rate_mask(priv, ramask, sgi);
4528 rtl8xxxu_write8(priv, REG_BCN_MAX_ERR, 0xff);
4530 rtl8xxxu_stop_tx_beacon(priv);
4532 /* joinbss sequence */
4533 rtl8xxxu_write16(priv, REG_BCN_PSR_RPT,
4534 0xc000 | bss_conf->aid);
4536 priv->fops->report_connect(priv, 0, true);
4538 val8 = rtl8xxxu_read8(priv, REG_BEACON_CTRL);
4539 val8 |= BEACON_DISABLE_TSF_UPDATE;
4540 rtl8xxxu_write8(priv, REG_BEACON_CTRL, val8);
4542 priv->fops->report_connect(priv, 0, false);
4546 if (changed & BSS_CHANGED_ERP_PREAMBLE) {
4547 dev_dbg(dev, "Changed ERP_PREAMBLE: Use short preamble %i\n",
4548 bss_conf->use_short_preamble);
4549 val32 = rtl8xxxu_read32(priv, REG_RESPONSE_RATE_SET);
4550 if (bss_conf->use_short_preamble)
4551 val32 |= RSR_ACK_SHORT_PREAMBLE;
4553 val32 &= ~RSR_ACK_SHORT_PREAMBLE;
4554 rtl8xxxu_write32(priv, REG_RESPONSE_RATE_SET, val32);
4557 if (changed & BSS_CHANGED_ERP_SLOT) {
4558 dev_dbg(dev, "Changed ERP_SLOT: short_slot_time %i\n",
4559 bss_conf->use_short_slot);
4561 if (bss_conf->use_short_slot)
4565 rtl8xxxu_write8(priv, REG_SLOT, val8);
4568 if (changed & BSS_CHANGED_BSSID) {
4569 dev_dbg(dev, "Changed BSSID!\n");
4570 rtl8xxxu_set_bssid(priv, bss_conf->bssid);
4573 if (changed & BSS_CHANGED_BASIC_RATES) {
4574 dev_dbg(dev, "Changed BASIC_RATES!\n");
4575 rtl8xxxu_set_basic_rates(priv, bss_conf->basic_rates);
4581 static u32 rtl8xxxu_80211_to_rtl_queue(u32 queue)
4586 case IEEE80211_AC_VO:
4587 rtlqueue = TXDESC_QUEUE_VO;
4589 case IEEE80211_AC_VI:
4590 rtlqueue = TXDESC_QUEUE_VI;
4592 case IEEE80211_AC_BE:
4593 rtlqueue = TXDESC_QUEUE_BE;
4595 case IEEE80211_AC_BK:
4596 rtlqueue = TXDESC_QUEUE_BK;
4599 rtlqueue = TXDESC_QUEUE_BE;
4605 static u32 rtl8xxxu_queue_select(struct ieee80211_hw *hw, struct sk_buff *skb)
4607 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
4610 if (ieee80211_is_mgmt(hdr->frame_control))
4611 queue = TXDESC_QUEUE_MGNT;
4613 queue = rtl8xxxu_80211_to_rtl_queue(skb_get_queue_mapping(skb));
4619 * Despite newer chips 8723b/8812/8821 having a larger TX descriptor
4620 * format. The descriptor checksum is still only calculated over the
4621 * initial 32 bytes of the descriptor!
4623 static void rtl8xxxu_calc_tx_desc_csum(struct rtl8xxxu_txdesc32 *tx_desc)
4625 __le16 *ptr = (__le16 *)tx_desc;
4630 * Clear csum field before calculation, as the csum field is
4631 * in the middle of the struct.
4633 tx_desc->csum = cpu_to_le16(0);
4635 for (i = 0; i < (sizeof(struct rtl8xxxu_txdesc32) / sizeof(u16)); i++)
4636 csum = csum ^ le16_to_cpu(ptr[i]);
4638 tx_desc->csum |= cpu_to_le16(csum);
4641 static void rtl8xxxu_free_tx_resources(struct rtl8xxxu_priv *priv)
4643 struct rtl8xxxu_tx_urb *tx_urb, *tmp;
4644 unsigned long flags;
4646 spin_lock_irqsave(&priv->tx_urb_lock, flags);
4647 list_for_each_entry_safe(tx_urb, tmp, &priv->tx_urb_free_list, list) {
4648 list_del(&tx_urb->list);
4649 priv->tx_urb_free_count--;
4650 usb_free_urb(&tx_urb->urb);
4652 spin_unlock_irqrestore(&priv->tx_urb_lock, flags);
4655 static struct rtl8xxxu_tx_urb *
4656 rtl8xxxu_alloc_tx_urb(struct rtl8xxxu_priv *priv)
4658 struct rtl8xxxu_tx_urb *tx_urb;
4659 unsigned long flags;
4661 spin_lock_irqsave(&priv->tx_urb_lock, flags);
4662 tx_urb = list_first_entry_or_null(&priv->tx_urb_free_list,
4663 struct rtl8xxxu_tx_urb, list);
4665 list_del(&tx_urb->list);
4666 priv->tx_urb_free_count--;
4667 if (priv->tx_urb_free_count < RTL8XXXU_TX_URB_LOW_WATER &&
4668 !priv->tx_stopped) {
4669 priv->tx_stopped = true;
4670 ieee80211_stop_queues(priv->hw);
4674 spin_unlock_irqrestore(&priv->tx_urb_lock, flags);
4679 static void rtl8xxxu_free_tx_urb(struct rtl8xxxu_priv *priv,
4680 struct rtl8xxxu_tx_urb *tx_urb)
4682 unsigned long flags;
4684 INIT_LIST_HEAD(&tx_urb->list);
4686 spin_lock_irqsave(&priv->tx_urb_lock, flags);
4688 list_add(&tx_urb->list, &priv->tx_urb_free_list);
4689 priv->tx_urb_free_count++;
4690 if (priv->tx_urb_free_count > RTL8XXXU_TX_URB_HIGH_WATER &&
4692 priv->tx_stopped = false;
4693 ieee80211_wake_queues(priv->hw);
4696 spin_unlock_irqrestore(&priv->tx_urb_lock, flags);
4699 static void rtl8xxxu_tx_complete(struct urb *urb)
4701 struct sk_buff *skb = (struct sk_buff *)urb->context;
4702 struct ieee80211_tx_info *tx_info;
4703 struct ieee80211_hw *hw;
4704 struct rtl8xxxu_priv *priv;
4705 struct rtl8xxxu_tx_urb *tx_urb =
4706 container_of(urb, struct rtl8xxxu_tx_urb, urb);
4708 tx_info = IEEE80211_SKB_CB(skb);
4709 hw = tx_info->rate_driver_data[0];
4712 skb_pull(skb, priv->fops->tx_desc_size);
4714 ieee80211_tx_info_clear_status(tx_info);
4715 tx_info->status.rates[0].idx = -1;
4716 tx_info->status.rates[0].count = 0;
4719 tx_info->flags |= IEEE80211_TX_STAT_ACK;
4721 ieee80211_tx_status_irqsafe(hw, skb);
4723 rtl8xxxu_free_tx_urb(priv, tx_urb);
4726 static void rtl8xxxu_dump_action(struct device *dev,
4727 struct ieee80211_hdr *hdr)
4729 struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)hdr;
4732 if (!(rtl8xxxu_debug & RTL8XXXU_DEBUG_ACTION))
4735 switch (mgmt->u.action.u.addba_resp.action_code) {
4736 case WLAN_ACTION_ADDBA_RESP:
4737 cap = le16_to_cpu(mgmt->u.action.u.addba_resp.capab);
4738 timeout = le16_to_cpu(mgmt->u.action.u.addba_resp.timeout);
4739 dev_info(dev, "WLAN_ACTION_ADDBA_RESP: "
4740 "timeout %i, tid %02x, buf_size %02x, policy %02x, "
4743 (cap & IEEE80211_ADDBA_PARAM_TID_MASK) >> 2,
4744 (cap & IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK) >> 6,
4746 le16_to_cpu(mgmt->u.action.u.addba_resp.status));
4748 case WLAN_ACTION_ADDBA_REQ:
4749 cap = le16_to_cpu(mgmt->u.action.u.addba_req.capab);
4750 timeout = le16_to_cpu(mgmt->u.action.u.addba_req.timeout);
4751 dev_info(dev, "WLAN_ACTION_ADDBA_REQ: "
4752 "timeout %i, tid %02x, buf_size %02x, policy %02x\n",
4754 (cap & IEEE80211_ADDBA_PARAM_TID_MASK) >> 2,
4755 (cap & IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK) >> 6,
4759 dev_info(dev, "action frame %02x\n",
4760 mgmt->u.action.u.addba_resp.action_code);
4766 * Fill in v1 (gen1) specific TX descriptor bits.
4767 * This format is used on 8188cu/8192cu/8723au
4770 rtl8xxxu_fill_txdesc_v1(struct ieee80211_hw *hw, struct ieee80211_hdr *hdr,
4771 struct ieee80211_tx_info *tx_info,
4772 struct rtl8xxxu_txdesc32 *tx_desc, bool sgi,
4773 bool short_preamble, bool ampdu_enable, u32 rts_rate)
4775 struct ieee80211_rate *tx_rate = ieee80211_get_tx_rate(hw, tx_info);
4776 struct rtl8xxxu_priv *priv = hw->priv;
4777 struct device *dev = &priv->udev->dev;
4779 u16 rate_flags = tx_info->control.rates[0].flags;
4782 if (rate_flags & IEEE80211_TX_RC_MCS &&
4783 !ieee80211_is_mgmt(hdr->frame_control))
4784 rate = tx_info->control.rates[0].idx + DESC_RATE_MCS0;
4786 rate = tx_rate->hw_value;
4788 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_TX)
4789 dev_info(dev, "%s: TX rate: %d, pkt size %d\n",
4790 __func__, rate, cpu_to_le16(tx_desc->pkt_size));
4792 seq_number = IEEE80211_SEQ_TO_SN(le16_to_cpu(hdr->seq_ctrl));
4794 tx_desc->txdw5 = cpu_to_le32(rate);
4796 if (ieee80211_is_data(hdr->frame_control))
4797 tx_desc->txdw5 |= cpu_to_le32(0x0001ff00);
4799 tx_desc->txdw3 = cpu_to_le32((u32)seq_number << TXDESC32_SEQ_SHIFT);
4802 tx_desc->txdw1 |= cpu_to_le32(TXDESC32_AGG_ENABLE);
4804 tx_desc->txdw1 |= cpu_to_le32(TXDESC32_AGG_BREAK);
4806 if (ieee80211_is_mgmt(hdr->frame_control)) {
4807 tx_desc->txdw5 = cpu_to_le32(rate);
4808 tx_desc->txdw4 |= cpu_to_le32(TXDESC32_USE_DRIVER_RATE);
4809 tx_desc->txdw5 |= cpu_to_le32(6 << TXDESC32_RETRY_LIMIT_SHIFT);
4810 tx_desc->txdw5 |= cpu_to_le32(TXDESC32_RETRY_LIMIT_ENABLE);
4813 if (ieee80211_is_data_qos(hdr->frame_control))
4814 tx_desc->txdw4 |= cpu_to_le32(TXDESC32_QOS);
4817 tx_desc->txdw4 |= cpu_to_le32(TXDESC32_SHORT_PREAMBLE);
4820 tx_desc->txdw5 |= cpu_to_le32(TXDESC32_SHORT_GI);
4823 * rts_rate is zero if RTS/CTS or CTS to SELF are not enabled
4825 tx_desc->txdw4 |= cpu_to_le32(rts_rate << TXDESC32_RTS_RATE_SHIFT);
4826 if (rate_flags & IEEE80211_TX_RC_USE_RTS_CTS) {
4827 tx_desc->txdw4 |= cpu_to_le32(TXDESC32_RTS_CTS_ENABLE);
4828 tx_desc->txdw4 |= cpu_to_le32(TXDESC32_HW_RTS_ENABLE);
4829 } else if (rate_flags & IEEE80211_TX_RC_USE_CTS_PROTECT) {
4830 tx_desc->txdw4 |= cpu_to_le32(TXDESC32_CTS_SELF_ENABLE);
4831 tx_desc->txdw4 |= cpu_to_le32(TXDESC32_HW_RTS_ENABLE);
4836 * Fill in v2 (gen2) specific TX descriptor bits.
4837 * This format is used on 8192eu/8723bu
4840 rtl8xxxu_fill_txdesc_v2(struct ieee80211_hw *hw, struct ieee80211_hdr *hdr,
4841 struct ieee80211_tx_info *tx_info,
4842 struct rtl8xxxu_txdesc32 *tx_desc32, bool sgi,
4843 bool short_preamble, bool ampdu_enable, u32 rts_rate)
4845 struct ieee80211_rate *tx_rate = ieee80211_get_tx_rate(hw, tx_info);
4846 struct rtl8xxxu_priv *priv = hw->priv;
4847 struct device *dev = &priv->udev->dev;
4848 struct rtl8xxxu_txdesc40 *tx_desc40;
4850 u16 rate_flags = tx_info->control.rates[0].flags;
4853 tx_desc40 = (struct rtl8xxxu_txdesc40 *)tx_desc32;
4855 if (rate_flags & IEEE80211_TX_RC_MCS &&
4856 !ieee80211_is_mgmt(hdr->frame_control))
4857 rate = tx_info->control.rates[0].idx + DESC_RATE_MCS0;
4859 rate = tx_rate->hw_value;
4861 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_TX)
4862 dev_info(dev, "%s: TX rate: %d, pkt size %d\n",
4863 __func__, rate, cpu_to_le16(tx_desc40->pkt_size));
4865 seq_number = IEEE80211_SEQ_TO_SN(le16_to_cpu(hdr->seq_ctrl));
4867 tx_desc40->txdw4 = cpu_to_le32(rate);
4868 if (ieee80211_is_data(hdr->frame_control)) {
4869 tx_desc40->txdw4 |= cpu_to_le32(0x1f <<
4870 TXDESC40_DATA_RATE_FB_SHIFT);
4873 tx_desc40->txdw9 = cpu_to_le32((u32)seq_number << TXDESC40_SEQ_SHIFT);
4876 tx_desc40->txdw2 |= cpu_to_le32(TXDESC40_AGG_ENABLE);
4878 tx_desc40->txdw2 |= cpu_to_le32(TXDESC40_AGG_BREAK);
4880 if (ieee80211_is_mgmt(hdr->frame_control)) {
4881 tx_desc40->txdw4 = cpu_to_le32(rate);
4882 tx_desc40->txdw3 |= cpu_to_le32(TXDESC40_USE_DRIVER_RATE);
4884 cpu_to_le32(6 << TXDESC40_RETRY_LIMIT_SHIFT);
4885 tx_desc40->txdw4 |= cpu_to_le32(TXDESC40_RETRY_LIMIT_ENABLE);
4889 tx_desc40->txdw5 |= cpu_to_le32(TXDESC40_SHORT_PREAMBLE);
4891 tx_desc40->txdw4 |= cpu_to_le32(rts_rate << TXDESC40_RTS_RATE_SHIFT);
4893 * rts_rate is zero if RTS/CTS or CTS to SELF are not enabled
4895 if (rate_flags & IEEE80211_TX_RC_USE_RTS_CTS) {
4896 tx_desc40->txdw3 |= cpu_to_le32(TXDESC40_RTS_CTS_ENABLE);
4897 tx_desc40->txdw3 |= cpu_to_le32(TXDESC40_HW_RTS_ENABLE);
4898 } else if (rate_flags & IEEE80211_TX_RC_USE_CTS_PROTECT) {
4900 * For some reason the vendor driver doesn't set
4901 * TXDESC40_HW_RTS_ENABLE for CTS to SELF
4903 tx_desc40->txdw3 |= cpu_to_le32(TXDESC40_CTS_SELF_ENABLE);
4907 static void rtl8xxxu_tx(struct ieee80211_hw *hw,
4908 struct ieee80211_tx_control *control,
4909 struct sk_buff *skb)
4911 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
4912 struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
4913 struct rtl8xxxu_priv *priv = hw->priv;
4914 struct rtl8xxxu_txdesc32 *tx_desc;
4915 struct rtl8xxxu_tx_urb *tx_urb;
4916 struct ieee80211_sta *sta = NULL;
4917 struct ieee80211_vif *vif = tx_info->control.vif;
4918 struct device *dev = &priv->udev->dev;
4919 u32 queue, rts_rate;
4920 u16 pktlen = skb->len;
4921 u16 rate_flag = tx_info->control.rates[0].flags;
4922 int tx_desc_size = priv->fops->tx_desc_size;
4924 bool ampdu_enable, sgi = false, short_preamble = false;
4926 if (skb_headroom(skb) < tx_desc_size) {
4928 "%s: Not enough headroom (%i) for tx descriptor\n",
4929 __func__, skb_headroom(skb));
4933 if (unlikely(skb->len > (65535 - tx_desc_size))) {
4934 dev_warn(dev, "%s: Trying to send over-sized skb (%i)\n",
4935 __func__, skb->len);
4939 tx_urb = rtl8xxxu_alloc_tx_urb(priv);
4941 dev_warn(dev, "%s: Unable to allocate tx urb\n", __func__);
4945 if (ieee80211_is_action(hdr->frame_control))
4946 rtl8xxxu_dump_action(dev, hdr);
4948 tx_info->rate_driver_data[0] = hw;
4950 if (control && control->sta)
4953 tx_desc = skb_push(skb, tx_desc_size);
4955 memset(tx_desc, 0, tx_desc_size);
4956 tx_desc->pkt_size = cpu_to_le16(pktlen);
4957 tx_desc->pkt_offset = tx_desc_size;
4960 TXDESC_OWN | TXDESC_FIRST_SEGMENT | TXDESC_LAST_SEGMENT;
4961 if (is_multicast_ether_addr(ieee80211_get_DA(hdr)) ||
4962 is_broadcast_ether_addr(ieee80211_get_DA(hdr)))
4963 tx_desc->txdw0 |= TXDESC_BROADMULTICAST;
4965 queue = rtl8xxxu_queue_select(hw, skb);
4966 tx_desc->txdw1 = cpu_to_le32(queue << TXDESC_QUEUE_SHIFT);
4968 if (tx_info->control.hw_key) {
4969 switch (tx_info->control.hw_key->cipher) {
4970 case WLAN_CIPHER_SUITE_WEP40:
4971 case WLAN_CIPHER_SUITE_WEP104:
4972 case WLAN_CIPHER_SUITE_TKIP:
4973 tx_desc->txdw1 |= cpu_to_le32(TXDESC_SEC_RC4);
4975 case WLAN_CIPHER_SUITE_CCMP:
4976 tx_desc->txdw1 |= cpu_to_le32(TXDESC_SEC_AES);
4983 /* (tx_info->flags & IEEE80211_TX_CTL_AMPDU) && */
4984 ampdu_enable = false;
4985 if (ieee80211_is_data_qos(hdr->frame_control) && sta) {
4986 if (sta->ht_cap.ht_supported) {
4989 ampdu = (u32)sta->ht_cap.ampdu_density;
4990 val32 = ampdu << TXDESC_AMPDU_DENSITY_SHIFT;
4991 tx_desc->txdw2 |= cpu_to_le32(val32);
4993 ampdu_enable = true;
4997 if (rate_flag & IEEE80211_TX_RC_SHORT_GI ||
4998 (ieee80211_is_data_qos(hdr->frame_control) &&
4999 sta && sta->ht_cap.cap &
5000 (IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20)))
5003 if (rate_flag & IEEE80211_TX_RC_USE_SHORT_PREAMBLE ||
5004 (sta && vif && vif->bss_conf.use_short_preamble))
5005 short_preamble = true;
5007 if (rate_flag & IEEE80211_TX_RC_USE_RTS_CTS)
5008 rts_rate = ieee80211_get_rts_cts_rate(hw, tx_info)->hw_value;
5009 else if (rate_flag & IEEE80211_TX_RC_USE_CTS_PROTECT)
5010 rts_rate = ieee80211_get_rts_cts_rate(hw, tx_info)->hw_value;
5015 priv->fops->fill_txdesc(hw, hdr, tx_info, tx_desc, sgi, short_preamble,
5016 ampdu_enable, rts_rate);
5018 rtl8xxxu_calc_tx_desc_csum(tx_desc);
5020 usb_fill_bulk_urb(&tx_urb->urb, priv->udev, priv->pipe_out[queue],
5021 skb->data, skb->len, rtl8xxxu_tx_complete, skb);
5023 usb_anchor_urb(&tx_urb->urb, &priv->tx_anchor);
5024 ret = usb_submit_urb(&tx_urb->urb, GFP_ATOMIC);
5026 usb_unanchor_urb(&tx_urb->urb);
5027 rtl8xxxu_free_tx_urb(priv, tx_urb);
5035 static void rtl8xxxu_rx_parse_phystats(struct rtl8xxxu_priv *priv,
5036 struct ieee80211_rx_status *rx_status,
5037 struct rtl8723au_phy_stats *phy_stats,
5040 if (phy_stats->sgi_en)
5041 rx_status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
5043 if (rxmcs < DESC_RATE_6M) {
5045 * Handle PHY stats for CCK rates
5047 u8 cck_agc_rpt = phy_stats->cck_agc_rpt_ofdm_cfosho_a;
5049 switch (cck_agc_rpt & 0xc0) {
5051 rx_status->signal = -46 - (cck_agc_rpt & 0x3e);
5054 rx_status->signal = -26 - (cck_agc_rpt & 0x3e);
5057 rx_status->signal = -12 - (cck_agc_rpt & 0x3e);
5060 rx_status->signal = 16 - (cck_agc_rpt & 0x3e);
5065 (phy_stats->cck_sig_qual_ofdm_pwdb_all >> 1) - 110;
5069 static void rtl8xxxu_free_rx_resources(struct rtl8xxxu_priv *priv)
5071 struct rtl8xxxu_rx_urb *rx_urb, *tmp;
5072 unsigned long flags;
5074 spin_lock_irqsave(&priv->rx_urb_lock, flags);
5076 list_for_each_entry_safe(rx_urb, tmp,
5077 &priv->rx_urb_pending_list, list) {
5078 list_del(&rx_urb->list);
5079 priv->rx_urb_pending_count--;
5080 usb_free_urb(&rx_urb->urb);
5083 spin_unlock_irqrestore(&priv->rx_urb_lock, flags);
5086 static void rtl8xxxu_queue_rx_urb(struct rtl8xxxu_priv *priv,
5087 struct rtl8xxxu_rx_urb *rx_urb)
5089 struct sk_buff *skb;
5090 unsigned long flags;
5093 spin_lock_irqsave(&priv->rx_urb_lock, flags);
5095 if (!priv->shutdown) {
5096 list_add_tail(&rx_urb->list, &priv->rx_urb_pending_list);
5097 priv->rx_urb_pending_count++;
5098 pending = priv->rx_urb_pending_count;
5100 skb = (struct sk_buff *)rx_urb->urb.context;
5102 usb_free_urb(&rx_urb->urb);
5105 spin_unlock_irqrestore(&priv->rx_urb_lock, flags);
5107 if (pending > RTL8XXXU_RX_URB_PENDING_WATER)
5108 schedule_work(&priv->rx_urb_wq);
5111 static void rtl8xxxu_rx_urb_work(struct work_struct *work)
5113 struct rtl8xxxu_priv *priv;
5114 struct rtl8xxxu_rx_urb *rx_urb, *tmp;
5115 struct list_head local;
5116 struct sk_buff *skb;
5117 unsigned long flags;
5120 priv = container_of(work, struct rtl8xxxu_priv, rx_urb_wq);
5121 INIT_LIST_HEAD(&local);
5123 spin_lock_irqsave(&priv->rx_urb_lock, flags);
5125 list_splice_init(&priv->rx_urb_pending_list, &local);
5126 priv->rx_urb_pending_count = 0;
5128 spin_unlock_irqrestore(&priv->rx_urb_lock, flags);
5130 list_for_each_entry_safe(rx_urb, tmp, &local, list) {
5131 list_del_init(&rx_urb->list);
5132 ret = rtl8xxxu_submit_rx_urb(priv, rx_urb);
5134 * If out of memory or temporary error, put it back on the
5135 * queue and try again. Otherwise the device is dead/gone
5136 * and we should drop it.
5143 rtl8xxxu_queue_rx_urb(priv, rx_urb);
5146 pr_info("failed to requeue urb %i\n", ret);
5147 skb = (struct sk_buff *)rx_urb->urb.context;
5149 usb_free_urb(&rx_urb->urb);
5154 static void rtl8723bu_handle_c2h(struct rtl8xxxu_priv *priv,
5155 struct sk_buff *skb)
5157 struct rtl8723bu_c2h *c2h = (struct rtl8723bu_c2h *)skb->data;
5158 struct device *dev = &priv->udev->dev;
5163 dev_dbg(dev, "C2H ID %02x seq %02x, len %02x source %02x\n",
5164 c2h->id, c2h->seq, len, c2h->bt_info.response_source);
5167 case C2H_8723B_BT_INFO:
5168 if (c2h->bt_info.response_source >
5169 BT_INFO_SRC_8723B_BT_ACTIVE_SEND)
5170 dev_dbg(dev, "C2H_BT_INFO WiFi only firmware\n");
5172 dev_dbg(dev, "C2H_BT_INFO BT/WiFi coexist firmware\n");
5174 if (c2h->bt_info.bt_has_reset)
5175 dev_dbg(dev, "BT has been reset\n");
5176 if (c2h->bt_info.tx_rx_mask)
5177 dev_dbg(dev, "BT TRx mask\n");
5180 case C2H_8723B_BT_MP_INFO:
5181 dev_dbg(dev, "C2H_MP_INFO ext ID %02x, status %02x\n",
5182 c2h->bt_mp_info.ext_id, c2h->bt_mp_info.status);
5184 case C2H_8723B_RA_REPORT:
5186 "C2H RA RPT: rate %02x, unk %i, macid %02x, noise %i\n",
5187 c2h->ra_report.rate, c2h->ra_report.dummy0_0,
5188 c2h->ra_report.macid, c2h->ra_report.noisy_state);
5191 dev_info(dev, "Unhandled C2H event %02x seq %02x\n",
5193 print_hex_dump(KERN_INFO, "C2H content: ", DUMP_PREFIX_NONE,
5194 16, 1, c2h->raw.payload, len, false);
5199 int rtl8xxxu_parse_rxdesc16(struct rtl8xxxu_priv *priv, struct sk_buff *skb)
5201 struct ieee80211_hw *hw = priv->hw;
5202 struct ieee80211_rx_status *rx_status;
5203 struct rtl8xxxu_rxdesc16 *rx_desc;
5204 struct rtl8723au_phy_stats *phy_stats;
5205 struct sk_buff *next_skb = NULL;
5206 __le32 *_rx_desc_le;
5208 int drvinfo_sz, desc_shift;
5209 int i, pkt_cnt, pkt_len, urb_len, pkt_offset;
5215 rx_desc = (struct rtl8xxxu_rxdesc16 *)skb->data;
5216 _rx_desc_le = (__le32 *)skb->data;
5217 _rx_desc = (u32 *)skb->data;
5220 i < (sizeof(struct rtl8xxxu_rxdesc16) / sizeof(u32)); i++)
5221 _rx_desc[i] = le32_to_cpu(_rx_desc_le[i]);
5224 * Only read pkt_cnt from the header if we're parsing the
5228 pkt_cnt = rx_desc->pkt_cnt;
5229 pkt_len = rx_desc->pktlen;
5231 drvinfo_sz = rx_desc->drvinfo_sz * 8;
5232 desc_shift = rx_desc->shift;
5233 pkt_offset = roundup(pkt_len + drvinfo_sz + desc_shift +
5234 sizeof(struct rtl8xxxu_rxdesc16), 128);
5237 * Only clone the skb if there's enough data at the end to
5238 * at least cover the rx descriptor
5241 urb_len > (pkt_offset + sizeof(struct rtl8xxxu_rxdesc16)))
5242 next_skb = skb_clone(skb, GFP_ATOMIC);
5244 rx_status = IEEE80211_SKB_RXCB(skb);
5245 memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
5247 skb_pull(skb, sizeof(struct rtl8xxxu_rxdesc16));
5249 phy_stats = (struct rtl8723au_phy_stats *)skb->data;
5251 skb_pull(skb, drvinfo_sz + desc_shift);
5253 skb_trim(skb, pkt_len);
5255 if (rx_desc->phy_stats)
5256 rtl8xxxu_rx_parse_phystats(priv, rx_status, phy_stats,
5259 rx_status->mactime = rx_desc->tsfl;
5260 rx_status->flag |= RX_FLAG_MACTIME_START;
5262 if (!rx_desc->swdec)
5263 rx_status->flag |= RX_FLAG_DECRYPTED;
5265 rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
5267 rx_status->bw = RATE_INFO_BW_40;
5269 if (rx_desc->rxht) {
5270 rx_status->encoding = RX_ENC_HT;
5271 rx_status->rate_idx = rx_desc->rxmcs - DESC_RATE_MCS0;
5273 rx_status->rate_idx = rx_desc->rxmcs;
5276 rx_status->freq = hw->conf.chandef.chan->center_freq;
5277 rx_status->band = hw->conf.chandef.chan->band;
5279 ieee80211_rx_irqsafe(hw, skb);
5283 skb_pull(next_skb, pkt_offset);
5286 urb_len -= pkt_offset;
5287 } while (skb && urb_len > 0 && pkt_cnt > 0);
5289 return RX_TYPE_DATA_PKT;
5292 int rtl8xxxu_parse_rxdesc24(struct rtl8xxxu_priv *priv, struct sk_buff *skb)
5294 struct ieee80211_hw *hw = priv->hw;
5295 struct ieee80211_rx_status *rx_status = IEEE80211_SKB_RXCB(skb);
5296 struct rtl8xxxu_rxdesc24 *rx_desc =
5297 (struct rtl8xxxu_rxdesc24 *)skb->data;
5298 struct rtl8723au_phy_stats *phy_stats;
5299 __le32 *_rx_desc_le = (__le32 *)skb->data;
5300 u32 *_rx_desc = (u32 *)skb->data;
5301 int drvinfo_sz, desc_shift;
5304 for (i = 0; i < (sizeof(struct rtl8xxxu_rxdesc24) / sizeof(u32)); i++)
5305 _rx_desc[i] = le32_to_cpu(_rx_desc_le[i]);
5307 memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
5309 skb_pull(skb, sizeof(struct rtl8xxxu_rxdesc24));
5311 phy_stats = (struct rtl8723au_phy_stats *)skb->data;
5313 drvinfo_sz = rx_desc->drvinfo_sz * 8;
5314 desc_shift = rx_desc->shift;
5315 skb_pull(skb, drvinfo_sz + desc_shift);
5317 if (rx_desc->rpt_sel) {
5318 struct device *dev = &priv->udev->dev;
5319 dev_dbg(dev, "%s: C2H packet\n", __func__);
5320 rtl8723bu_handle_c2h(priv, skb);
5325 if (rx_desc->phy_stats)
5326 rtl8xxxu_rx_parse_phystats(priv, rx_status, phy_stats,
5329 rx_status->mactime = rx_desc->tsfl;
5330 rx_status->flag |= RX_FLAG_MACTIME_START;
5332 if (!rx_desc->swdec)
5333 rx_status->flag |= RX_FLAG_DECRYPTED;
5335 rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
5337 rx_status->bw = RATE_INFO_BW_40;
5339 if (rx_desc->rxmcs >= DESC_RATE_MCS0) {
5340 rx_status->encoding = RX_ENC_HT;
5341 rx_status->rate_idx = rx_desc->rxmcs - DESC_RATE_MCS0;
5343 rx_status->rate_idx = rx_desc->rxmcs;
5346 rx_status->freq = hw->conf.chandef.chan->center_freq;
5347 rx_status->band = hw->conf.chandef.chan->band;
5349 ieee80211_rx_irqsafe(hw, skb);
5350 return RX_TYPE_DATA_PKT;
5353 static void rtl8xxxu_rx_complete(struct urb *urb)
5355 struct rtl8xxxu_rx_urb *rx_urb =
5356 container_of(urb, struct rtl8xxxu_rx_urb, urb);
5357 struct ieee80211_hw *hw = rx_urb->hw;
5358 struct rtl8xxxu_priv *priv = hw->priv;
5359 struct sk_buff *skb = (struct sk_buff *)urb->context;
5360 struct device *dev = &priv->udev->dev;
5362 skb_put(skb, urb->actual_length);
5364 if (urb->status == 0) {
5365 priv->fops->parse_rx_desc(priv, skb);
5368 rx_urb->urb.context = NULL;
5369 rtl8xxxu_queue_rx_urb(priv, rx_urb);
5371 dev_dbg(dev, "%s: status %i\n", __func__, urb->status);
5382 static int rtl8xxxu_submit_rx_urb(struct rtl8xxxu_priv *priv,
5383 struct rtl8xxxu_rx_urb *rx_urb)
5385 struct rtl8xxxu_fileops *fops = priv->fops;
5386 struct sk_buff *skb;
5388 int ret, rx_desc_sz;
5390 rx_desc_sz = fops->rx_desc_size;
5392 if (priv->rx_buf_aggregation && fops->rx_agg_buf_size) {
5393 skb_size = fops->rx_agg_buf_size;
5394 skb_size += (rx_desc_sz + sizeof(struct rtl8723au_phy_stats));
5396 skb_size = IEEE80211_MAX_FRAME_LEN;
5399 skb = __netdev_alloc_skb(NULL, skb_size, GFP_KERNEL);
5403 memset(skb->data, 0, rx_desc_sz);
5404 usb_fill_bulk_urb(&rx_urb->urb, priv->udev, priv->pipe_in, skb->data,
5405 skb_size, rtl8xxxu_rx_complete, skb);
5406 usb_anchor_urb(&rx_urb->urb, &priv->rx_anchor);
5407 ret = usb_submit_urb(&rx_urb->urb, GFP_ATOMIC);
5409 usb_unanchor_urb(&rx_urb->urb);
5413 static void rtl8xxxu_int_complete(struct urb *urb)
5415 struct rtl8xxxu_priv *priv = (struct rtl8xxxu_priv *)urb->context;
5416 struct device *dev = &priv->udev->dev;
5419 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_INTERRUPT)
5420 dev_dbg(dev, "%s: status %i\n", __func__, urb->status);
5421 if (urb->status == 0) {
5422 usb_anchor_urb(urb, &priv->int_anchor);
5423 ret = usb_submit_urb(urb, GFP_ATOMIC);
5425 usb_unanchor_urb(urb);
5427 dev_dbg(dev, "%s: Error %i\n", __func__, urb->status);
5432 static int rtl8xxxu_submit_int_urb(struct ieee80211_hw *hw)
5434 struct rtl8xxxu_priv *priv = hw->priv;
5439 urb = usb_alloc_urb(0, GFP_KERNEL);
5443 usb_fill_int_urb(urb, priv->udev, priv->pipe_interrupt,
5444 priv->int_buf, USB_INTR_CONTENT_LENGTH,
5445 rtl8xxxu_int_complete, priv, 1);
5446 usb_anchor_urb(urb, &priv->int_anchor);
5447 ret = usb_submit_urb(urb, GFP_KERNEL);
5449 usb_unanchor_urb(urb);
5453 val32 = rtl8xxxu_read32(priv, REG_USB_HIMR);
5454 val32 |= USB_HIMR_CPWM;
5455 rtl8xxxu_write32(priv, REG_USB_HIMR, val32);
5461 static int rtl8xxxu_add_interface(struct ieee80211_hw *hw,
5462 struct ieee80211_vif *vif)
5464 struct rtl8xxxu_priv *priv = hw->priv;
5468 switch (vif->type) {
5469 case NL80211_IFTYPE_STATION:
5470 rtl8xxxu_stop_tx_beacon(priv);
5472 val8 = rtl8xxxu_read8(priv, REG_BEACON_CTRL);
5473 val8 |= BEACON_ATIM | BEACON_FUNCTION_ENABLE |
5474 BEACON_DISABLE_TSF_UPDATE;
5475 rtl8xxxu_write8(priv, REG_BEACON_CTRL, val8);
5482 rtl8xxxu_set_linktype(priv, vif->type);
5487 static void rtl8xxxu_remove_interface(struct ieee80211_hw *hw,
5488 struct ieee80211_vif *vif)
5490 struct rtl8xxxu_priv *priv = hw->priv;
5492 dev_dbg(&priv->udev->dev, "%s\n", __func__);
5495 static int rtl8xxxu_config(struct ieee80211_hw *hw, u32 changed)
5497 struct rtl8xxxu_priv *priv = hw->priv;
5498 struct device *dev = &priv->udev->dev;
5500 int ret = 0, channel;
5503 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_CHANNEL)
5505 "%s: channel: %i (changed %08x chandef.width %02x)\n",
5506 __func__, hw->conf.chandef.chan->hw_value,
5507 changed, hw->conf.chandef.width);
5509 if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS) {
5510 val16 = ((hw->conf.long_frame_max_tx_count <<
5511 RETRY_LIMIT_LONG_SHIFT) & RETRY_LIMIT_LONG_MASK) |
5512 ((hw->conf.short_frame_max_tx_count <<
5513 RETRY_LIMIT_SHORT_SHIFT) & RETRY_LIMIT_SHORT_MASK);
5514 rtl8xxxu_write16(priv, REG_RETRY_LIMIT, val16);
5517 if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
5518 switch (hw->conf.chandef.width) {
5519 case NL80211_CHAN_WIDTH_20_NOHT:
5520 case NL80211_CHAN_WIDTH_20:
5523 case NL80211_CHAN_WIDTH_40:
5531 channel = hw->conf.chandef.chan->hw_value;
5533 priv->fops->set_tx_power(priv, channel, ht40);
5535 priv->fops->config_channel(hw);
5542 static int rtl8xxxu_conf_tx(struct ieee80211_hw *hw,
5543 struct ieee80211_vif *vif, u16 queue,
5544 const struct ieee80211_tx_queue_params *param)
5546 struct rtl8xxxu_priv *priv = hw->priv;
5547 struct device *dev = &priv->udev->dev;
5549 u8 aifs, acm_ctrl, acm_bit;
5554 fls(param->cw_min) << EDCA_PARAM_ECW_MIN_SHIFT |
5555 fls(param->cw_max) << EDCA_PARAM_ECW_MAX_SHIFT |
5556 (u32)param->txop << EDCA_PARAM_TXOP_SHIFT;
5558 acm_ctrl = rtl8xxxu_read8(priv, REG_ACM_HW_CTRL);
5560 "%s: IEEE80211 queue %02x val %08x, acm %i, acm_ctrl %02x\n",
5561 __func__, queue, val32, param->acm, acm_ctrl);
5564 case IEEE80211_AC_VO:
5565 acm_bit = ACM_HW_CTRL_VO;
5566 rtl8xxxu_write32(priv, REG_EDCA_VO_PARAM, val32);
5568 case IEEE80211_AC_VI:
5569 acm_bit = ACM_HW_CTRL_VI;
5570 rtl8xxxu_write32(priv, REG_EDCA_VI_PARAM, val32);
5572 case IEEE80211_AC_BE:
5573 acm_bit = ACM_HW_CTRL_BE;
5574 rtl8xxxu_write32(priv, REG_EDCA_BE_PARAM, val32);
5576 case IEEE80211_AC_BK:
5577 acm_bit = ACM_HW_CTRL_BK;
5578 rtl8xxxu_write32(priv, REG_EDCA_BK_PARAM, val32);
5586 acm_ctrl |= acm_bit;
5588 acm_ctrl &= ~acm_bit;
5589 rtl8xxxu_write8(priv, REG_ACM_HW_CTRL, acm_ctrl);
5594 static void rtl8xxxu_configure_filter(struct ieee80211_hw *hw,
5595 unsigned int changed_flags,
5596 unsigned int *total_flags, u64 multicast)
5598 struct rtl8xxxu_priv *priv = hw->priv;
5599 u32 rcr = rtl8xxxu_read32(priv, REG_RCR);
5601 dev_dbg(&priv->udev->dev, "%s: changed_flags %08x, total_flags %08x\n",
5602 __func__, changed_flags, *total_flags);
5605 * FIF_ALLMULTI ignored as all multicast frames are accepted (REG_MAR)
5608 if (*total_flags & FIF_FCSFAIL)
5609 rcr |= RCR_ACCEPT_CRC32;
5611 rcr &= ~RCR_ACCEPT_CRC32;
5614 * FIF_PLCPFAIL not supported?
5617 if (*total_flags & FIF_BCN_PRBRESP_PROMISC)
5618 rcr &= ~RCR_CHECK_BSSID_BEACON;
5620 rcr |= RCR_CHECK_BSSID_BEACON;
5622 if (*total_flags & FIF_CONTROL)
5623 rcr |= RCR_ACCEPT_CTRL_FRAME;
5625 rcr &= ~RCR_ACCEPT_CTRL_FRAME;
5627 if (*total_flags & FIF_OTHER_BSS) {
5628 rcr |= RCR_ACCEPT_AP;
5629 rcr &= ~RCR_CHECK_BSSID_MATCH;
5631 rcr &= ~RCR_ACCEPT_AP;
5632 rcr |= RCR_CHECK_BSSID_MATCH;
5635 if (*total_flags & FIF_PSPOLL)
5636 rcr |= RCR_ACCEPT_PM;
5638 rcr &= ~RCR_ACCEPT_PM;
5641 * FIF_PROBE_REQ ignored as probe requests always seem to be accepted
5644 rtl8xxxu_write32(priv, REG_RCR, rcr);
5646 *total_flags &= (FIF_ALLMULTI | FIF_FCSFAIL | FIF_BCN_PRBRESP_PROMISC |
5647 FIF_CONTROL | FIF_OTHER_BSS | FIF_PSPOLL |
5651 static int rtl8xxxu_set_rts_threshold(struct ieee80211_hw *hw, u32 rts)
5659 static int rtl8xxxu_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
5660 struct ieee80211_vif *vif,
5661 struct ieee80211_sta *sta,
5662 struct ieee80211_key_conf *key)
5664 struct rtl8xxxu_priv *priv = hw->priv;
5665 struct device *dev = &priv->udev->dev;
5666 u8 mac_addr[ETH_ALEN];
5670 int retval = -EOPNOTSUPP;
5672 dev_dbg(dev, "%s: cmd %02x, cipher %08x, index %i\n",
5673 __func__, cmd, key->cipher, key->keyidx);
5675 if (vif->type != NL80211_IFTYPE_STATION)
5678 if (key->keyidx > 3)
5681 switch (key->cipher) {
5682 case WLAN_CIPHER_SUITE_WEP40:
5683 case WLAN_CIPHER_SUITE_WEP104:
5686 case WLAN_CIPHER_SUITE_CCMP:
5687 key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX;
5689 case WLAN_CIPHER_SUITE_TKIP:
5690 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC;
5695 if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) {
5696 dev_dbg(dev, "%s: pairwise key\n", __func__);
5697 ether_addr_copy(mac_addr, sta->addr);
5699 dev_dbg(dev, "%s: group key\n", __func__);
5700 eth_broadcast_addr(mac_addr);
5703 val16 = rtl8xxxu_read16(priv, REG_CR);
5704 val16 |= CR_SECURITY_ENABLE;
5705 rtl8xxxu_write16(priv, REG_CR, val16);
5707 val8 = SEC_CFG_TX_SEC_ENABLE | SEC_CFG_TXBC_USE_DEFKEY |
5708 SEC_CFG_RX_SEC_ENABLE | SEC_CFG_RXBC_USE_DEFKEY;
5709 val8 |= SEC_CFG_TX_USE_DEFKEY | SEC_CFG_RX_USE_DEFKEY;
5710 rtl8xxxu_write8(priv, REG_SECURITY_CFG, val8);
5714 key->hw_key_idx = key->keyidx;
5715 key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
5716 rtl8xxxu_cam_write(priv, key, mac_addr);
5720 rtl8xxxu_write32(priv, REG_CAM_WRITE, 0x00000000);
5721 val32 = CAM_CMD_POLLING | CAM_CMD_WRITE |
5722 key->keyidx << CAM_CMD_KEY_SHIFT;
5723 rtl8xxxu_write32(priv, REG_CAM_CMD, val32);
5727 dev_warn(dev, "%s: Unsupported command %02x\n", __func__, cmd);
5734 rtl8xxxu_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
5735 struct ieee80211_ampdu_params *params)
5737 struct rtl8xxxu_priv *priv = hw->priv;
5738 struct device *dev = &priv->udev->dev;
5739 u8 ampdu_factor, ampdu_density;
5740 struct ieee80211_sta *sta = params->sta;
5741 enum ieee80211_ampdu_mlme_action action = params->action;
5744 case IEEE80211_AMPDU_TX_START:
5745 dev_dbg(dev, "%s: IEEE80211_AMPDU_TX_START\n", __func__);
5746 ampdu_factor = sta->ht_cap.ampdu_factor;
5747 ampdu_density = sta->ht_cap.ampdu_density;
5748 rtl8xxxu_set_ampdu_factor(priv, ampdu_factor);
5749 rtl8xxxu_set_ampdu_min_space(priv, ampdu_density);
5751 "Changed HT: ampdu_factor %02x, ampdu_density %02x\n",
5752 ampdu_factor, ampdu_density);
5754 case IEEE80211_AMPDU_TX_STOP_FLUSH:
5755 dev_dbg(dev, "%s: IEEE80211_AMPDU_TX_STOP_FLUSH\n", __func__);
5756 rtl8xxxu_set_ampdu_factor(priv, 0);
5757 rtl8xxxu_set_ampdu_min_space(priv, 0);
5759 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
5760 dev_dbg(dev, "%s: IEEE80211_AMPDU_TX_STOP_FLUSH_CONT\n",
5762 rtl8xxxu_set_ampdu_factor(priv, 0);
5763 rtl8xxxu_set_ampdu_min_space(priv, 0);
5765 case IEEE80211_AMPDU_RX_START:
5766 dev_dbg(dev, "%s: IEEE80211_AMPDU_RX_START\n", __func__);
5768 case IEEE80211_AMPDU_RX_STOP:
5769 dev_dbg(dev, "%s: IEEE80211_AMPDU_RX_STOP\n", __func__);
5777 static int rtl8xxxu_start(struct ieee80211_hw *hw)
5779 struct rtl8xxxu_priv *priv = hw->priv;
5780 struct rtl8xxxu_rx_urb *rx_urb;
5781 struct rtl8xxxu_tx_urb *tx_urb;
5782 unsigned long flags;
5787 init_usb_anchor(&priv->rx_anchor);
5788 init_usb_anchor(&priv->tx_anchor);
5789 init_usb_anchor(&priv->int_anchor);
5791 priv->fops->enable_rf(priv);
5792 if (priv->usb_interrupts) {
5793 ret = rtl8xxxu_submit_int_urb(hw);
5798 for (i = 0; i < RTL8XXXU_TX_URBS; i++) {
5799 tx_urb = kmalloc(sizeof(struct rtl8xxxu_tx_urb), GFP_KERNEL);
5806 usb_init_urb(&tx_urb->urb);
5807 INIT_LIST_HEAD(&tx_urb->list);
5809 list_add(&tx_urb->list, &priv->tx_urb_free_list);
5810 priv->tx_urb_free_count++;
5813 priv->tx_stopped = false;
5815 spin_lock_irqsave(&priv->rx_urb_lock, flags);
5816 priv->shutdown = false;
5817 spin_unlock_irqrestore(&priv->rx_urb_lock, flags);
5819 for (i = 0; i < RTL8XXXU_RX_URBS; i++) {
5820 rx_urb = kmalloc(sizeof(struct rtl8xxxu_rx_urb), GFP_KERNEL);
5827 usb_init_urb(&rx_urb->urb);
5828 INIT_LIST_HEAD(&rx_urb->list);
5831 ret = rtl8xxxu_submit_rx_urb(priv, rx_urb);
5835 * Accept all data and mgmt frames
5837 rtl8xxxu_write16(priv, REG_RXFLTMAP2, 0xffff);
5838 rtl8xxxu_write16(priv, REG_RXFLTMAP0, 0xffff);
5840 rtl8xxxu_write32(priv, REG_OFDM0_XA_AGC_CORE1, 0x6954341e);
5845 rtl8xxxu_free_tx_resources(priv);
5847 * Disable all data and mgmt frames
5849 rtl8xxxu_write16(priv, REG_RXFLTMAP2, 0x0000);
5850 rtl8xxxu_write16(priv, REG_RXFLTMAP0, 0x0000);
5855 static void rtl8xxxu_stop(struct ieee80211_hw *hw)
5857 struct rtl8xxxu_priv *priv = hw->priv;
5858 unsigned long flags;
5860 rtl8xxxu_write8(priv, REG_TXPAUSE, 0xff);
5862 rtl8xxxu_write16(priv, REG_RXFLTMAP0, 0x0000);
5863 rtl8xxxu_write16(priv, REG_RXFLTMAP2, 0x0000);
5865 spin_lock_irqsave(&priv->rx_urb_lock, flags);
5866 priv->shutdown = true;
5867 spin_unlock_irqrestore(&priv->rx_urb_lock, flags);
5869 usb_kill_anchored_urbs(&priv->rx_anchor);
5870 usb_kill_anchored_urbs(&priv->tx_anchor);
5871 if (priv->usb_interrupts)
5872 usb_kill_anchored_urbs(&priv->int_anchor);
5874 rtl8xxxu_write8(priv, REG_TXPAUSE, 0xff);
5876 priv->fops->disable_rf(priv);
5879 * Disable interrupts
5881 if (priv->usb_interrupts)
5882 rtl8xxxu_write32(priv, REG_USB_HIMR, 0);
5884 rtl8xxxu_free_rx_resources(priv);
5885 rtl8xxxu_free_tx_resources(priv);
5888 static const struct ieee80211_ops rtl8xxxu_ops = {
5890 .add_interface = rtl8xxxu_add_interface,
5891 .remove_interface = rtl8xxxu_remove_interface,
5892 .config = rtl8xxxu_config,
5893 .conf_tx = rtl8xxxu_conf_tx,
5894 .bss_info_changed = rtl8xxxu_bss_info_changed,
5895 .configure_filter = rtl8xxxu_configure_filter,
5896 .set_rts_threshold = rtl8xxxu_set_rts_threshold,
5897 .start = rtl8xxxu_start,
5898 .stop = rtl8xxxu_stop,
5899 .sw_scan_start = rtl8xxxu_sw_scan_start,
5900 .sw_scan_complete = rtl8xxxu_sw_scan_complete,
5901 .set_key = rtl8xxxu_set_key,
5902 .ampdu_action = rtl8xxxu_ampdu_action,
5905 static int rtl8xxxu_parse_usb(struct rtl8xxxu_priv *priv,
5906 struct usb_interface *interface)
5908 struct usb_interface_descriptor *interface_desc;
5909 struct usb_host_interface *host_interface;
5910 struct usb_endpoint_descriptor *endpoint;
5911 struct device *dev = &priv->udev->dev;
5912 int i, j = 0, endpoints;
5916 host_interface = &interface->altsetting[0];
5917 interface_desc = &host_interface->desc;
5918 endpoints = interface_desc->bNumEndpoints;
5920 for (i = 0; i < endpoints; i++) {
5921 endpoint = &host_interface->endpoint[i].desc;
5923 dir = endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK;
5924 num = usb_endpoint_num(endpoint);
5925 xtype = usb_endpoint_type(endpoint);
5926 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_USB)
5928 "%s: endpoint: dir %02x, # %02x, type %02x\n",
5929 __func__, dir, num, xtype);
5930 if (usb_endpoint_dir_in(endpoint) &&
5931 usb_endpoint_xfer_bulk(endpoint)) {
5932 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_USB)
5933 dev_dbg(dev, "%s: in endpoint num %i\n",
5936 if (priv->pipe_in) {
5938 "%s: Too many IN pipes\n", __func__);
5943 priv->pipe_in = usb_rcvbulkpipe(priv->udev, num);
5946 if (usb_endpoint_dir_in(endpoint) &&
5947 usb_endpoint_xfer_int(endpoint)) {
5948 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_USB)
5949 dev_dbg(dev, "%s: interrupt endpoint num %i\n",
5952 if (priv->pipe_interrupt) {
5953 dev_warn(dev, "%s: Too many INTERRUPT pipes\n",
5959 priv->pipe_interrupt = usb_rcvintpipe(priv->udev, num);
5962 if (usb_endpoint_dir_out(endpoint) &&
5963 usb_endpoint_xfer_bulk(endpoint)) {
5964 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_USB)
5965 dev_dbg(dev, "%s: out endpoint num %i\n",
5967 if (j >= RTL8XXXU_OUT_ENDPOINTS) {
5969 "%s: Too many OUT pipes\n", __func__);
5973 priv->out_ep[j++] = num;
5977 priv->nr_out_eps = j;
5981 static int rtl8xxxu_probe(struct usb_interface *interface,
5982 const struct usb_device_id *id)
5984 struct rtl8xxxu_priv *priv;
5985 struct ieee80211_hw *hw;
5986 struct usb_device *udev;
5987 struct ieee80211_supported_band *sband;
5991 udev = usb_get_dev(interface_to_usbdev(interface));
5993 switch (id->idVendor) {
5994 case USB_VENDOR_ID_REALTEK:
5995 switch(id->idProduct) {
6006 if (id->idProduct == 0x7811)
6010 if (id->idProduct == 0x1004)
6014 if (id->idProduct == 0x648b)
6018 if (id->idProduct == 0x3308)
6022 if (id->idProduct == 0x0109)
6030 rtl8xxxu_debug |= RTL8XXXU_DEBUG_EFUSE;
6031 dev_info(&udev->dev,
6032 "This Realtek USB WiFi dongle (0x%04x:0x%04x) is untested!\n",
6033 id->idVendor, id->idProduct);
6034 dev_info(&udev->dev,
6035 "Please report results to Jes.Sorensen@gmail.com\n");
6038 hw = ieee80211_alloc_hw(sizeof(struct rtl8xxxu_priv), &rtl8xxxu_ops);
6048 priv->fops = (struct rtl8xxxu_fileops *)id->driver_info;
6049 mutex_init(&priv->usb_buf_mutex);
6050 mutex_init(&priv->h2c_mutex);
6051 INIT_LIST_HEAD(&priv->tx_urb_free_list);
6052 spin_lock_init(&priv->tx_urb_lock);
6053 INIT_LIST_HEAD(&priv->rx_urb_pending_list);
6054 spin_lock_init(&priv->rx_urb_lock);
6055 INIT_WORK(&priv->rx_urb_wq, rtl8xxxu_rx_urb_work);
6057 usb_set_intfdata(interface, hw);
6059 ret = rtl8xxxu_parse_usb(priv, interface);
6063 ret = rtl8xxxu_identify_chip(priv);
6065 dev_err(&udev->dev, "Fatal - failed to identify chip\n");
6069 ret = rtl8xxxu_read_efuse(priv);
6071 dev_err(&udev->dev, "Fatal - failed to read EFuse\n");
6075 ret = priv->fops->parse_efuse(priv);
6077 dev_err(&udev->dev, "Fatal - failed to parse EFuse\n");
6081 rtl8xxxu_print_chipinfo(priv);
6083 ret = priv->fops->load_firmware(priv);
6085 dev_err(&udev->dev, "Fatal - failed to load firmware\n");
6089 ret = rtl8xxxu_init_device(hw);
6093 hw->wiphy->max_scan_ssids = 1;
6094 hw->wiphy->max_scan_ie_len = IEEE80211_MAX_DATA_LEN;
6095 hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
6098 sband = &rtl8xxxu_supported_band;
6099 sband->ht_cap.ht_supported = true;
6100 sband->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
6101 sband->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16;
6102 sband->ht_cap.cap = IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40;
6103 memset(&sband->ht_cap.mcs, 0, sizeof(sband->ht_cap.mcs));
6104 sband->ht_cap.mcs.rx_mask[0] = 0xff;
6105 sband->ht_cap.mcs.rx_mask[4] = 0x01;
6106 if (priv->rf_paths > 1) {
6107 sband->ht_cap.mcs.rx_mask[1] = 0xff;
6108 sband->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40;
6110 sband->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
6112 * Some APs will negotiate HT20_40 in a noisy environment leading
6113 * to miserable performance. Rather than defaulting to this, only
6114 * enable it if explicitly requested at module load time.
6116 if (rtl8xxxu_ht40_2g) {
6117 dev_info(&udev->dev, "Enabling HT_20_40 on the 2.4GHz band\n");
6118 sband->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
6120 hw->wiphy->bands[NL80211_BAND_2GHZ] = sband;
6122 hw->wiphy->rts_threshold = 2347;
6124 SET_IEEE80211_DEV(priv->hw, &interface->dev);
6125 SET_IEEE80211_PERM_ADDR(hw, priv->mac_addr);
6127 hw->extra_tx_headroom = priv->fops->tx_desc_size;
6128 ieee80211_hw_set(hw, SIGNAL_DBM);
6130 * The firmware handles rate control
6132 ieee80211_hw_set(hw, HAS_RATE_CONTROL);
6133 ieee80211_hw_set(hw, AMPDU_AGGREGATION);
6135 wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_CQM_RSSI_LIST);
6137 ret = ieee80211_register_hw(priv->hw);
6139 dev_err(&udev->dev, "%s: Failed to register: %i\n",
6147 usb_set_intfdata(interface, NULL);
6150 kfree(priv->fw_data);
6151 mutex_destroy(&priv->usb_buf_mutex);
6152 mutex_destroy(&priv->h2c_mutex);
6156 ieee80211_free_hw(hw);
6161 static void rtl8xxxu_disconnect(struct usb_interface *interface)
6163 struct rtl8xxxu_priv *priv;
6164 struct ieee80211_hw *hw;
6166 hw = usb_get_intfdata(interface);
6169 ieee80211_unregister_hw(hw);
6171 priv->fops->power_off(priv);
6173 usb_set_intfdata(interface, NULL);
6175 dev_info(&priv->udev->dev, "disconnecting\n");
6177 kfree(priv->fw_data);
6178 mutex_destroy(&priv->usb_buf_mutex);
6179 mutex_destroy(&priv->h2c_mutex);
6181 if (priv->udev->state != USB_STATE_NOTATTACHED) {
6182 dev_info(&priv->udev->dev,
6183 "Device still attached, trying to reset\n");
6184 usb_reset_device(priv->udev);
6186 usb_put_dev(priv->udev);
6187 ieee80211_free_hw(hw);
6190 static const struct usb_device_id dev_table[] = {
6191 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x8724, 0xff, 0xff, 0xff),
6192 .driver_info = (unsigned long)&rtl8723au_fops},
6193 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x1724, 0xff, 0xff, 0xff),
6194 .driver_info = (unsigned long)&rtl8723au_fops},
6195 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x0724, 0xff, 0xff, 0xff),
6196 .driver_info = (unsigned long)&rtl8723au_fops},
6197 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x818b, 0xff, 0xff, 0xff),
6198 .driver_info = (unsigned long)&rtl8192eu_fops},
6199 /* TP-Link TL-WN822N v4 */
6200 {USB_DEVICE_AND_INTERFACE_INFO(0x2357, 0x0108, 0xff, 0xff, 0xff),
6201 .driver_info = (unsigned long)&rtl8192eu_fops},
6202 /* D-Link DWA-131 rev E1, tested by David Patiño */
6203 {USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x3319, 0xff, 0xff, 0xff),
6204 .driver_info = (unsigned long)&rtl8192eu_fops},
6205 /* Tested by Myckel Habets */
6206 {USB_DEVICE_AND_INTERFACE_INFO(0x2357, 0x0109, 0xff, 0xff, 0xff),
6207 .driver_info = (unsigned long)&rtl8192eu_fops},
6208 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0xb720, 0xff, 0xff, 0xff),
6209 .driver_info = (unsigned long)&rtl8723bu_fops},
6210 #ifdef CONFIG_RTL8XXXU_UNTESTED
6211 /* Still supported by rtlwifi */
6212 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x8176, 0xff, 0xff, 0xff),
6213 .driver_info = (unsigned long)&rtl8192cu_fops},
6214 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x8178, 0xff, 0xff, 0xff),
6215 .driver_info = (unsigned long)&rtl8192cu_fops},
6216 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x817f, 0xff, 0xff, 0xff),
6217 .driver_info = (unsigned long)&rtl8192cu_fops},
6218 /* Tested by Larry Finger */
6219 {USB_DEVICE_AND_INTERFACE_INFO(0x7392, 0x7811, 0xff, 0xff, 0xff),
6220 .driver_info = (unsigned long)&rtl8192cu_fops},
6221 /* Tested by Andrea Merello */
6222 {USB_DEVICE_AND_INTERFACE_INFO(0x050d, 0x1004, 0xff, 0xff, 0xff),
6223 .driver_info = (unsigned long)&rtl8192cu_fops},
6224 /* Tested by Jocelyn Mayer */
6225 {USB_DEVICE_AND_INTERFACE_INFO(0x20f4, 0x648b, 0xff, 0xff, 0xff),
6226 .driver_info = (unsigned long)&rtl8192cu_fops},
6227 /* Tested by Stefano Bravi */
6228 {USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x3308, 0xff, 0xff, 0xff),
6229 .driver_info = (unsigned long)&rtl8192cu_fops},
6230 /* Currently untested 8188 series devices */
6231 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x018a, 0xff, 0xff, 0xff),
6232 .driver_info = (unsigned long)&rtl8192cu_fops},
6233 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x8191, 0xff, 0xff, 0xff),
6234 .driver_info = (unsigned long)&rtl8192cu_fops},
6235 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x8170, 0xff, 0xff, 0xff),
6236 .driver_info = (unsigned long)&rtl8192cu_fops},
6237 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x8177, 0xff, 0xff, 0xff),
6238 .driver_info = (unsigned long)&rtl8192cu_fops},
6239 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x817a, 0xff, 0xff, 0xff),
6240 .driver_info = (unsigned long)&rtl8192cu_fops},
6241 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x817b, 0xff, 0xff, 0xff),
6242 .driver_info = (unsigned long)&rtl8192cu_fops},
6243 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x817d, 0xff, 0xff, 0xff),
6244 .driver_info = (unsigned long)&rtl8192cu_fops},
6245 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x817e, 0xff, 0xff, 0xff),
6246 .driver_info = (unsigned long)&rtl8192cu_fops},
6247 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x818a, 0xff, 0xff, 0xff),
6248 .driver_info = (unsigned long)&rtl8192cu_fops},
6249 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x317f, 0xff, 0xff, 0xff),
6250 .driver_info = (unsigned long)&rtl8192cu_fops},
6251 {USB_DEVICE_AND_INTERFACE_INFO(0x1058, 0x0631, 0xff, 0xff, 0xff),
6252 .driver_info = (unsigned long)&rtl8192cu_fops},
6253 {USB_DEVICE_AND_INTERFACE_INFO(0x04bb, 0x094c, 0xff, 0xff, 0xff),
6254 .driver_info = (unsigned long)&rtl8192cu_fops},
6255 {USB_DEVICE_AND_INTERFACE_INFO(0x050d, 0x1102, 0xff, 0xff, 0xff),
6256 .driver_info = (unsigned long)&rtl8192cu_fops},
6257 {USB_DEVICE_AND_INTERFACE_INFO(0x06f8, 0xe033, 0xff, 0xff, 0xff),
6258 .driver_info = (unsigned long)&rtl8192cu_fops},
6259 {USB_DEVICE_AND_INTERFACE_INFO(0x07b8, 0x8189, 0xff, 0xff, 0xff),
6260 .driver_info = (unsigned long)&rtl8192cu_fops},
6261 {USB_DEVICE_AND_INTERFACE_INFO(0x0846, 0x9041, 0xff, 0xff, 0xff),
6262 .driver_info = (unsigned long)&rtl8192cu_fops},
6263 {USB_DEVICE_AND_INTERFACE_INFO(0x0b05, 0x17ba, 0xff, 0xff, 0xff),
6264 .driver_info = (unsigned long)&rtl8192cu_fops},
6265 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x1e1e, 0xff, 0xff, 0xff),
6266 .driver_info = (unsigned long)&rtl8192cu_fops},
6267 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x5088, 0xff, 0xff, 0xff),
6268 .driver_info = (unsigned long)&rtl8192cu_fops},
6269 {USB_DEVICE_AND_INTERFACE_INFO(0x0df6, 0x0052, 0xff, 0xff, 0xff),
6270 .driver_info = (unsigned long)&rtl8192cu_fops},
6271 {USB_DEVICE_AND_INTERFACE_INFO(0x0df6, 0x005c, 0xff, 0xff, 0xff),
6272 .driver_info = (unsigned long)&rtl8192cu_fops},
6273 {USB_DEVICE_AND_INTERFACE_INFO(0x0eb0, 0x9071, 0xff, 0xff, 0xff),
6274 .driver_info = (unsigned long)&rtl8192cu_fops},
6275 {USB_DEVICE_AND_INTERFACE_INFO(0x103c, 0x1629, 0xff, 0xff, 0xff),
6276 .driver_info = (unsigned long)&rtl8192cu_fops},
6277 {USB_DEVICE_AND_INTERFACE_INFO(0x13d3, 0x3357, 0xff, 0xff, 0xff),
6278 .driver_info = (unsigned long)&rtl8192cu_fops},
6279 {USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x330b, 0xff, 0xff, 0xff),
6280 .driver_info = (unsigned long)&rtl8192cu_fops},
6281 {USB_DEVICE_AND_INTERFACE_INFO(0x2019, 0x4902, 0xff, 0xff, 0xff),
6282 .driver_info = (unsigned long)&rtl8192cu_fops},
6283 {USB_DEVICE_AND_INTERFACE_INFO(0x2019, 0xab2a, 0xff, 0xff, 0xff),
6284 .driver_info = (unsigned long)&rtl8192cu_fops},
6285 {USB_DEVICE_AND_INTERFACE_INFO(0x2019, 0xab2e, 0xff, 0xff, 0xff),
6286 .driver_info = (unsigned long)&rtl8192cu_fops},
6287 {USB_DEVICE_AND_INTERFACE_INFO(0x2019, 0xed17, 0xff, 0xff, 0xff),
6288 .driver_info = (unsigned long)&rtl8192cu_fops},
6289 {USB_DEVICE_AND_INTERFACE_INFO(0x4855, 0x0090, 0xff, 0xff, 0xff),
6290 .driver_info = (unsigned long)&rtl8192cu_fops},
6291 {USB_DEVICE_AND_INTERFACE_INFO(0x4856, 0x0091, 0xff, 0xff, 0xff),
6292 .driver_info = (unsigned long)&rtl8192cu_fops},
6293 {USB_DEVICE_AND_INTERFACE_INFO(0xcdab, 0x8010, 0xff, 0xff, 0xff),
6294 .driver_info = (unsigned long)&rtl8192cu_fops},
6295 {USB_DEVICE_AND_INTERFACE_INFO(0x04f2, 0xaff7, 0xff, 0xff, 0xff),
6296 .driver_info = (unsigned long)&rtl8192cu_fops},
6297 {USB_DEVICE_AND_INTERFACE_INFO(0x04f2, 0xaff9, 0xff, 0xff, 0xff),
6298 .driver_info = (unsigned long)&rtl8192cu_fops},
6299 {USB_DEVICE_AND_INTERFACE_INFO(0x04f2, 0xaffa, 0xff, 0xff, 0xff),
6300 .driver_info = (unsigned long)&rtl8192cu_fops},
6301 {USB_DEVICE_AND_INTERFACE_INFO(0x04f2, 0xaff8, 0xff, 0xff, 0xff),
6302 .driver_info = (unsigned long)&rtl8192cu_fops},
6303 {USB_DEVICE_AND_INTERFACE_INFO(0x04f2, 0xaffb, 0xff, 0xff, 0xff),
6304 .driver_info = (unsigned long)&rtl8192cu_fops},
6305 {USB_DEVICE_AND_INTERFACE_INFO(0x04f2, 0xaffc, 0xff, 0xff, 0xff),
6306 .driver_info = (unsigned long)&rtl8192cu_fops},
6307 {USB_DEVICE_AND_INTERFACE_INFO(0x2019, 0x1201, 0xff, 0xff, 0xff),
6308 .driver_info = (unsigned long)&rtl8192cu_fops},
6309 /* Currently untested 8192 series devices */
6310 {USB_DEVICE_AND_INTERFACE_INFO(0x04bb, 0x0950, 0xff, 0xff, 0xff),
6311 .driver_info = (unsigned long)&rtl8192cu_fops},
6312 {USB_DEVICE_AND_INTERFACE_INFO(0x050d, 0x2102, 0xff, 0xff, 0xff),
6313 .driver_info = (unsigned long)&rtl8192cu_fops},
6314 {USB_DEVICE_AND_INTERFACE_INFO(0x050d, 0x2103, 0xff, 0xff, 0xff),
6315 .driver_info = (unsigned long)&rtl8192cu_fops},
6316 {USB_DEVICE_AND_INTERFACE_INFO(0x0586, 0x341f, 0xff, 0xff, 0xff),
6317 .driver_info = (unsigned long)&rtl8192cu_fops},
6318 {USB_DEVICE_AND_INTERFACE_INFO(0x06f8, 0xe035, 0xff, 0xff, 0xff),
6319 .driver_info = (unsigned long)&rtl8192cu_fops},
6320 {USB_DEVICE_AND_INTERFACE_INFO(0x0b05, 0x17ab, 0xff, 0xff, 0xff),
6321 .driver_info = (unsigned long)&rtl8192cu_fops},
6322 {USB_DEVICE_AND_INTERFACE_INFO(0x0df6, 0x0061, 0xff, 0xff, 0xff),
6323 .driver_info = (unsigned long)&rtl8192cu_fops},
6324 {USB_DEVICE_AND_INTERFACE_INFO(0x0df6, 0x0070, 0xff, 0xff, 0xff),
6325 .driver_info = (unsigned long)&rtl8192cu_fops},
6326 {USB_DEVICE_AND_INTERFACE_INFO(0x0789, 0x016d, 0xff, 0xff, 0xff),
6327 .driver_info = (unsigned long)&rtl8192cu_fops},
6328 {USB_DEVICE_AND_INTERFACE_INFO(0x07aa, 0x0056, 0xff, 0xff, 0xff),
6329 .driver_info = (unsigned long)&rtl8192cu_fops},
6330 {USB_DEVICE_AND_INTERFACE_INFO(0x07b8, 0x8178, 0xff, 0xff, 0xff),
6331 .driver_info = (unsigned long)&rtl8192cu_fops},
6332 {USB_DEVICE_AND_INTERFACE_INFO(0x0846, 0x9021, 0xff, 0xff, 0xff),
6333 .driver_info = (unsigned long)&rtl8192cu_fops},
6334 {USB_DEVICE_AND_INTERFACE_INFO(0x0846, 0xf001, 0xff, 0xff, 0xff),
6335 .driver_info = (unsigned long)&rtl8192cu_fops},
6336 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x2e2e, 0xff, 0xff, 0xff),
6337 .driver_info = (unsigned long)&rtl8192cu_fops},
6338 {USB_DEVICE_AND_INTERFACE_INFO(0x0e66, 0x0019, 0xff, 0xff, 0xff),
6339 .driver_info = (unsigned long)&rtl8192cu_fops},
6340 {USB_DEVICE_AND_INTERFACE_INFO(0x0e66, 0x0020, 0xff, 0xff, 0xff),
6341 .driver_info = (unsigned long)&rtl8192cu_fops},
6342 {USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x3307, 0xff, 0xff, 0xff),
6343 .driver_info = (unsigned long)&rtl8192cu_fops},
6344 {USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x3309, 0xff, 0xff, 0xff),
6345 .driver_info = (unsigned long)&rtl8192cu_fops},
6346 {USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x330a, 0xff, 0xff, 0xff),
6347 .driver_info = (unsigned long)&rtl8192cu_fops},
6348 {USB_DEVICE_AND_INTERFACE_INFO(0x2019, 0xab2b, 0xff, 0xff, 0xff),
6349 .driver_info = (unsigned long)&rtl8192cu_fops},
6350 {USB_DEVICE_AND_INTERFACE_INFO(0x20f4, 0x624d, 0xff, 0xff, 0xff),
6351 .driver_info = (unsigned long)&rtl8192cu_fops},
6352 {USB_DEVICE_AND_INTERFACE_INFO(0x2357, 0x0100, 0xff, 0xff, 0xff),
6353 .driver_info = (unsigned long)&rtl8192cu_fops},
6354 {USB_DEVICE_AND_INTERFACE_INFO(0x4855, 0x0091, 0xff, 0xff, 0xff),
6355 .driver_info = (unsigned long)&rtl8192cu_fops},
6356 {USB_DEVICE_AND_INTERFACE_INFO(0x7392, 0x7822, 0xff, 0xff, 0xff),
6357 .driver_info = (unsigned long)&rtl8192cu_fops},
6358 /* found in rtl8192eu vendor driver */
6359 {USB_DEVICE_AND_INTERFACE_INFO(0x2357, 0x0107, 0xff, 0xff, 0xff),
6360 .driver_info = (unsigned long)&rtl8192eu_fops},
6361 {USB_DEVICE_AND_INTERFACE_INFO(0x2019, 0xab33, 0xff, 0xff, 0xff),
6362 .driver_info = (unsigned long)&rtl8192eu_fops},
6363 {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x818c, 0xff, 0xff, 0xff),
6364 .driver_info = (unsigned long)&rtl8192eu_fops},
6369 static struct usb_driver rtl8xxxu_driver = {
6370 .name = DRIVER_NAME,
6371 .probe = rtl8xxxu_probe,
6372 .disconnect = rtl8xxxu_disconnect,
6373 .id_table = dev_table,
6375 .disable_hub_initiated_lpm = 1,
6378 static int __init rtl8xxxu_module_init(void)
6382 res = usb_register(&rtl8xxxu_driver);
6384 pr_err(DRIVER_NAME ": usb_register() failed (%i)\n", res);
6389 static void __exit rtl8xxxu_module_exit(void)
6391 usb_deregister(&rtl8xxxu_driver);
6395 MODULE_DEVICE_TABLE(usb, dev_table);
6397 module_init(rtl8xxxu_module_init);
6398 module_exit(rtl8xxxu_module_exit);