1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * RTL8XXXU mac80211 USB driver - 8192e specific subdriver
4  *
5  * Copyright (c) 2014 - 2017 Jes Sorensen <Jes.Sorensen@gmail.com>
6  *
7  * Portions, notably calibration code:
8  * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
9  *
10  * This driver was written as a replacement for the vendor provided
11  * rtl8723au driver. As the Realtek 8xxx chips are very similar in
12  * their programming interface, I have started adding support for
13  * additional 8xxx chips like the 8192cu, 8188cus, etc.
14  */
15 
16 #include <linux/init.h>
17 #include <linux/kernel.h>
18 #include <linux/sched.h>
19 #include <linux/errno.h>
20 #include <linux/slab.h>
21 #include <linux/module.h>
22 #include <linux/spinlock.h>
23 #include <linux/list.h>
24 #include <linux/usb.h>
25 #include <linux/netdevice.h>
26 #include <linux/etherdevice.h>
27 #include <linux/ethtool.h>
28 #include <linux/wireless.h>
29 #include <linux/firmware.h>
30 #include <linux/moduleparam.h>
31 #include <net/mac80211.h>
32 #include "rtl8xxxu.h"
33 #include "rtl8xxxu_regs.h"
34 
35 static const struct rtl8xxxu_reg8val rtl8192e_mac_init_table[] = {
36 	{0x011, 0xeb}, {0x012, 0x07}, {0x014, 0x75}, {0x303, 0xa7},
37 	{0x428, 0x0a}, {0x429, 0x10}, {0x430, 0x00}, {0x431, 0x00},
38 	{0x432, 0x00}, {0x433, 0x01}, {0x434, 0x04}, {0x435, 0x05},
39 	{0x436, 0x07}, {0x437, 0x08}, {0x43c, 0x04}, {0x43d, 0x05},
40 	{0x43e, 0x07}, {0x43f, 0x08}, {0x440, 0x5d}, {0x441, 0x01},
41 	{0x442, 0x00}, {0x444, 0x10}, {0x445, 0x00}, {0x446, 0x00},
42 	{0x447, 0x00}, {0x448, 0x00}, {0x449, 0xf0}, {0x44a, 0x0f},
43 	{0x44b, 0x3e}, {0x44c, 0x10}, {0x44d, 0x00}, {0x44e, 0x00},
44 	{0x44f, 0x00}, {0x450, 0x00}, {0x451, 0xf0}, {0x452, 0x0f},
45 	{0x453, 0x00}, {0x456, 0x5e}, {0x460, 0x66}, {0x461, 0x66},
46 	{0x4c8, 0xff}, {0x4c9, 0x08}, {0x4cc, 0xff}, {0x4cd, 0xff},
47 	{0x4ce, 0x01}, {0x500, 0x26}, {0x501, 0xa2}, {0x502, 0x2f},
48 	{0x503, 0x00}, {0x504, 0x28}, {0x505, 0xa3}, {0x506, 0x5e},
49 	{0x507, 0x00}, {0x508, 0x2b}, {0x509, 0xa4}, {0x50a, 0x5e},
50 	{0x50b, 0x00}, {0x50c, 0x4f}, {0x50d, 0xa4}, {0x50e, 0x00},
51 	{0x50f, 0x00}, {0x512, 0x1c}, {0x514, 0x0a}, {0x516, 0x0a},
52 	{0x525, 0x4f}, {0x540, 0x12}, {0x541, 0x64}, {0x550, 0x10},
53 	{0x551, 0x10}, {0x559, 0x02}, {0x55c, 0x50}, {0x55d, 0xff},
54 	{0x605, 0x30}, {0x608, 0x0e}, {0x609, 0x2a}, {0x620, 0xff},
55 	{0x621, 0xff}, {0x622, 0xff}, {0x623, 0xff}, {0x624, 0xff},
56 	{0x625, 0xff}, {0x626, 0xff}, {0x627, 0xff}, {0x638, 0x50},
57 	{0x63c, 0x0a}, {0x63d, 0x0a}, {0x63e, 0x0e}, {0x63f, 0x0e},
58 	{0x640, 0x40}, {0x642, 0x40}, {0x643, 0x00}, {0x652, 0xc8},
59 	{0x66e, 0x05}, {0x700, 0x21}, {0x701, 0x43}, {0x702, 0x65},
60 	{0x703, 0x87}, {0x708, 0x21}, {0x709, 0x43}, {0x70a, 0x65},
61 	{0x70b, 0x87},
62 	{0xffff, 0xff},
63 };
64 
65 static const struct rtl8xxxu_reg32val rtl8192eu_phy_init_table[] = {
66 	{0x800, 0x80040000}, {0x804, 0x00000003},
67 	{0x808, 0x0000fc00}, {0x80c, 0x0000000a},
68 	{0x810, 0x10001331}, {0x814, 0x020c3d10},
69 	{0x818, 0x02220385}, {0x81c, 0x00000000},
70 	{0x820, 0x01000100}, {0x824, 0x00390204},
71 	{0x828, 0x01000100}, {0x82c, 0x00390204},
72 	{0x830, 0x32323232}, {0x834, 0x30303030},
73 	{0x838, 0x30303030}, {0x83c, 0x30303030},
74 	{0x840, 0x00010000}, {0x844, 0x00010000},
75 	{0x848, 0x28282828}, {0x84c, 0x28282828},
76 	{0x850, 0x00000000}, {0x854, 0x00000000},
77 	{0x858, 0x009a009a}, {0x85c, 0x01000014},
78 	{0x860, 0x66f60000}, {0x864, 0x061f0000},
79 	{0x868, 0x30303030}, {0x86c, 0x30303030},
80 	{0x870, 0x00000000}, {0x874, 0x55004200},
81 	{0x878, 0x08080808}, {0x87c, 0x00000000},
82 	{0x880, 0xb0000c1c}, {0x884, 0x00000001},
83 	{0x888, 0x00000000}, {0x88c, 0xcc0000c0},
84 	{0x890, 0x00000800}, {0x894, 0xfffffffe},
85 	{0x898, 0x40302010}, {0x900, 0x00000000},
86 	{0x904, 0x00000023}, {0x908, 0x00000000},
87 	{0x90c, 0x81121313}, {0x910, 0x806c0001},
88 	{0x914, 0x00000001}, {0x918, 0x00000000},
89 	{0x91c, 0x00010000}, {0x924, 0x00000001},
90 	{0x928, 0x00000000}, {0x92c, 0x00000000},
91 	{0x930, 0x00000000}, {0x934, 0x00000000},
92 	{0x938, 0x00000000}, {0x93c, 0x00000000},
93 	{0x940, 0x00000000}, {0x944, 0x00000000},
94 	{0x94c, 0x00000008}, {0xa00, 0x00d0c7c8},
95 	{0xa04, 0x81ff000c}, {0xa08, 0x8c838300},
96 	{0xa0c, 0x2e68120f}, {0xa10, 0x95009b78},
97 	{0xa14, 0x1114d028}, {0xa18, 0x00881117},
98 	{0xa1c, 0x89140f00}, {0xa20, 0x1a1b0000},
99 	{0xa24, 0x090e1317}, {0xa28, 0x00000204},
100 	{0xa2c, 0x00d30000}, {0xa70, 0x101fff00},
101 	{0xa74, 0x00000007}, {0xa78, 0x00000900},
102 	{0xa7c, 0x225b0606}, {0xa80, 0x218075b1},
103 	{0xb38, 0x00000000}, {0xc00, 0x48071d40},
104 	{0xc04, 0x03a05633}, {0xc08, 0x000000e4},
105 	{0xc0c, 0x6c6c6c6c}, {0xc10, 0x08800000},
106 	{0xc14, 0x40000100}, {0xc18, 0x08800000},
107 	{0xc1c, 0x40000100}, {0xc20, 0x00000000},
108 	{0xc24, 0x00000000}, {0xc28, 0x00000000},
109 	{0xc2c, 0x00000000}, {0xc30, 0x69e9ac47},
110 	{0xc34, 0x469652af}, {0xc38, 0x49795994},
111 	{0xc3c, 0x0a97971c}, {0xc40, 0x1f7c403f},
112 	{0xc44, 0x000100b7}, {0xc48, 0xec020107},
113 	{0xc4c, 0x007f037f},
114 #ifdef EXT_PA_8192EU
115 	/* External PA or external LNA */
116 	{0xc50, 0x00340220},
117 #else
118 	{0xc50, 0x00340020},
119 #endif
120 	{0xc54, 0x0080801f},
121 #ifdef EXT_PA_8192EU
122 	/* External PA or external LNA */
123 	{0xc58, 0x00000220},
124 #else
125 	{0xc58, 0x00000020},
126 #endif
127 	{0xc5c, 0x00248492}, {0xc60, 0x00000000},
128 	{0xc64, 0x7112848b}, {0xc68, 0x47c00bff},
129 	{0xc6c, 0x00000036}, {0xc70, 0x00000600},
130 	{0xc74, 0x02013169}, {0xc78, 0x0000001f},
131 	{0xc7c, 0x00b91612},
132 #ifdef EXT_PA_8192EU
133 	/* External PA or external LNA */
134 	{0xc80, 0x2d4000b5},
135 #else
136 	{0xc80, 0x40000100},
137 #endif
138 	{0xc84, 0x21f60000},
139 #ifdef EXT_PA_8192EU
140 	/* External PA or external LNA */
141 	{0xc88, 0x2d4000b5},
142 #else
143 	{0xc88, 0x40000100},
144 #endif
145 	{0xc8c, 0xa0e40000}, {0xc90, 0x00121820},
146 	{0xc94, 0x00000000}, {0xc98, 0x00121820},
147 	{0xc9c, 0x00007f7f}, {0xca0, 0x00000000},
148 	{0xca4, 0x000300a0}, {0xca8, 0x00000000},
149 	{0xcac, 0x00000000}, {0xcb0, 0x00000000},
150 	{0xcb4, 0x00000000}, {0xcb8, 0x00000000},
151 	{0xcbc, 0x28000000}, {0xcc0, 0x00000000},
152 	{0xcc4, 0x00000000}, {0xcc8, 0x00000000},
153 	{0xccc, 0x00000000}, {0xcd0, 0x00000000},
154 	{0xcd4, 0x00000000}, {0xcd8, 0x64b22427},
155 	{0xcdc, 0x00766932}, {0xce0, 0x00222222},
156 	{0xce4, 0x00040000}, {0xce8, 0x77644302},
157 	{0xcec, 0x2f97d40c}, {0xd00, 0x00080740},
158 	{0xd04, 0x00020403}, {0xd08, 0x0000907f},
159 	{0xd0c, 0x20010201}, {0xd10, 0xa0633333},
160 	{0xd14, 0x3333bc43}, {0xd18, 0x7a8f5b6b},
161 	{0xd1c, 0x0000007f}, {0xd2c, 0xcc979975},
162 	{0xd30, 0x00000000}, {0xd34, 0x80608000},
163 	{0xd38, 0x00000000}, {0xd3c, 0x00127353},
164 	{0xd40, 0x00000000}, {0xd44, 0x00000000},
165 	{0xd48, 0x00000000}, {0xd4c, 0x00000000},
166 	{0xd50, 0x6437140a}, {0xd54, 0x00000000},
167 	{0xd58, 0x00000282}, {0xd5c, 0x30032064},
168 	{0xd60, 0x4653de68}, {0xd64, 0x04518a3c},
169 	{0xd68, 0x00002101}, {0xd6c, 0x2a201c16},
170 	{0xd70, 0x1812362e}, {0xd74, 0x322c2220},
171 	{0xd78, 0x000e3c24}, {0xd80, 0x01081008},
172 	{0xd84, 0x00000800}, {0xd88, 0xf0b50000},
173 	{0xe00, 0x30303030}, {0xe04, 0x30303030},
174 	{0xe08, 0x03903030}, {0xe10, 0x30303030},
175 	{0xe14, 0x30303030}, {0xe18, 0x30303030},
176 	{0xe1c, 0x30303030}, {0xe28, 0x00000000},
177 	{0xe30, 0x1000dc1f}, {0xe34, 0x10008c1f},
178 	{0xe38, 0x02140102}, {0xe3c, 0x681604c2},
179 	{0xe40, 0x01007c00}, {0xe44, 0x01004800},
180 	{0xe48, 0xfb000000}, {0xe4c, 0x000028d1},
181 	{0xe50, 0x1000dc1f}, {0xe54, 0x10008c1f},
182 	{0xe58, 0x02140102}, {0xe5c, 0x28160d05},
183 	{0xe60, 0x00000008}, {0xe68, 0x0fc05656},
184 	{0xe6c, 0x03c09696}, {0xe70, 0x03c09696},
185 	{0xe74, 0x0c005656}, {0xe78, 0x0c005656},
186 	{0xe7c, 0x0c005656}, {0xe80, 0x0c005656},
187 	{0xe84, 0x03c09696}, {0xe88, 0x0c005656},
188 	{0xe8c, 0x03c09696}, {0xed0, 0x03c09696},
189 	{0xed4, 0x03c09696}, {0xed8, 0x03c09696},
190 	{0xedc, 0x0000d6d6}, {0xee0, 0x0000d6d6},
191 	{0xeec, 0x0fc01616}, {0xee4, 0xb0000c1c},
192 	{0xee8, 0x00000001}, {0xf14, 0x00000003},
193 	{0xf4c, 0x00000000}, {0xf00, 0x00000300},
194 	{0xffff, 0xffffffff},
195 };
196 
197 static const struct rtl8xxxu_reg32val rtl8xxx_agc_8192eu_std_table[] = {
198 	{0xc78, 0xfb000001}, {0xc78, 0xfb010001},
199 	{0xc78, 0xfb020001}, {0xc78, 0xfb030001},
200 	{0xc78, 0xfb040001}, {0xc78, 0xfb050001},
201 	{0xc78, 0xfa060001}, {0xc78, 0xf9070001},
202 	{0xc78, 0xf8080001}, {0xc78, 0xf7090001},
203 	{0xc78, 0xf60a0001}, {0xc78, 0xf50b0001},
204 	{0xc78, 0xf40c0001}, {0xc78, 0xf30d0001},
205 	{0xc78, 0xf20e0001}, {0xc78, 0xf10f0001},
206 	{0xc78, 0xf0100001}, {0xc78, 0xef110001},
207 	{0xc78, 0xee120001}, {0xc78, 0xed130001},
208 	{0xc78, 0xec140001}, {0xc78, 0xeb150001},
209 	{0xc78, 0xea160001}, {0xc78, 0xe9170001},
210 	{0xc78, 0xe8180001}, {0xc78, 0xe7190001},
211 	{0xc78, 0xc81a0001}, {0xc78, 0xc71b0001},
212 	{0xc78, 0xc61c0001}, {0xc78, 0x071d0001},
213 	{0xc78, 0x061e0001}, {0xc78, 0x051f0001},
214 	{0xc78, 0x04200001}, {0xc78, 0x03210001},
215 	{0xc78, 0xaa220001}, {0xc78, 0xa9230001},
216 	{0xc78, 0xa8240001}, {0xc78, 0xa7250001},
217 	{0xc78, 0xa6260001}, {0xc78, 0x85270001},
218 	{0xc78, 0x84280001}, {0xc78, 0x83290001},
219 	{0xc78, 0x252a0001}, {0xc78, 0x242b0001},
220 	{0xc78, 0x232c0001}, {0xc78, 0x222d0001},
221 	{0xc78, 0x672e0001}, {0xc78, 0x662f0001},
222 	{0xc78, 0x65300001}, {0xc78, 0x64310001},
223 	{0xc78, 0x63320001}, {0xc78, 0x62330001},
224 	{0xc78, 0x61340001}, {0xc78, 0x45350001},
225 	{0xc78, 0x44360001}, {0xc78, 0x43370001},
226 	{0xc78, 0x42380001}, {0xc78, 0x41390001},
227 	{0xc78, 0x403a0001}, {0xc78, 0x403b0001},
228 	{0xc78, 0x403c0001}, {0xc78, 0x403d0001},
229 	{0xc78, 0x403e0001}, {0xc78, 0x403f0001},
230 	{0xc78, 0xfb400001}, {0xc78, 0xfb410001},
231 	{0xc78, 0xfb420001}, {0xc78, 0xfb430001},
232 	{0xc78, 0xfb440001}, {0xc78, 0xfb450001},
233 	{0xc78, 0xfa460001}, {0xc78, 0xf9470001},
234 	{0xc78, 0xf8480001}, {0xc78, 0xf7490001},
235 	{0xc78, 0xf64a0001}, {0xc78, 0xf54b0001},
236 	{0xc78, 0xf44c0001}, {0xc78, 0xf34d0001},
237 	{0xc78, 0xf24e0001}, {0xc78, 0xf14f0001},
238 	{0xc78, 0xf0500001}, {0xc78, 0xef510001},
239 	{0xc78, 0xee520001}, {0xc78, 0xed530001},
240 	{0xc78, 0xec540001}, {0xc78, 0xeb550001},
241 	{0xc78, 0xea560001}, {0xc78, 0xe9570001},
242 	{0xc78, 0xe8580001}, {0xc78, 0xe7590001},
243 	{0xc78, 0xe65a0001}, {0xc78, 0xe55b0001},
244 	{0xc78, 0xe45c0001}, {0xc78, 0xe35d0001},
245 	{0xc78, 0xe25e0001}, {0xc78, 0xe15f0001},
246 	{0xc78, 0x8a600001}, {0xc78, 0x89610001},
247 	{0xc78, 0x88620001}, {0xc78, 0x87630001},
248 	{0xc78, 0x86640001}, {0xc78, 0x85650001},
249 	{0xc78, 0x84660001}, {0xc78, 0x83670001},
250 	{0xc78, 0x82680001}, {0xc78, 0x6b690001},
251 	{0xc78, 0x6a6a0001}, {0xc78, 0x696b0001},
252 	{0xc78, 0x686c0001}, {0xc78, 0x676d0001},
253 	{0xc78, 0x666e0001}, {0xc78, 0x656f0001},
254 	{0xc78, 0x64700001}, {0xc78, 0x63710001},
255 	{0xc78, 0x62720001}, {0xc78, 0x61730001},
256 	{0xc78, 0x49740001}, {0xc78, 0x48750001},
257 	{0xc78, 0x47760001}, {0xc78, 0x46770001},
258 	{0xc78, 0x45780001}, {0xc78, 0x44790001},
259 	{0xc78, 0x437a0001}, {0xc78, 0x427b0001},
260 	{0xc78, 0x417c0001}, {0xc78, 0x407d0001},
261 	{0xc78, 0x407e0001}, {0xc78, 0x407f0001},
262 	{0xc50, 0x00040022}, {0xc50, 0x00040020},
263 	{0xffff, 0xffffffff}
264 };
265 
266 static const struct rtl8xxxu_reg32val rtl8xxx_agc_8192eu_highpa_table[] = {
267 	{0xc78, 0xfa000001}, {0xc78, 0xf9010001},
268 	{0xc78, 0xf8020001}, {0xc78, 0xf7030001},
269 	{0xc78, 0xf6040001}, {0xc78, 0xf5050001},
270 	{0xc78, 0xf4060001}, {0xc78, 0xf3070001},
271 	{0xc78, 0xf2080001}, {0xc78, 0xf1090001},
272 	{0xc78, 0xf00a0001}, {0xc78, 0xef0b0001},
273 	{0xc78, 0xee0c0001}, {0xc78, 0xed0d0001},
274 	{0xc78, 0xec0e0001}, {0xc78, 0xeb0f0001},
275 	{0xc78, 0xea100001}, {0xc78, 0xe9110001},
276 	{0xc78, 0xe8120001}, {0xc78, 0xe7130001},
277 	{0xc78, 0xe6140001}, {0xc78, 0xe5150001},
278 	{0xc78, 0xe4160001}, {0xc78, 0xe3170001},
279 	{0xc78, 0xe2180001}, {0xc78, 0xe1190001},
280 	{0xc78, 0x8a1a0001}, {0xc78, 0x891b0001},
281 	{0xc78, 0x881c0001}, {0xc78, 0x871d0001},
282 	{0xc78, 0x861e0001}, {0xc78, 0x851f0001},
283 	{0xc78, 0x84200001}, {0xc78, 0x83210001},
284 	{0xc78, 0x82220001}, {0xc78, 0x6a230001},
285 	{0xc78, 0x69240001}, {0xc78, 0x68250001},
286 	{0xc78, 0x67260001}, {0xc78, 0x66270001},
287 	{0xc78, 0x65280001}, {0xc78, 0x64290001},
288 	{0xc78, 0x632a0001}, {0xc78, 0x622b0001},
289 	{0xc78, 0x612c0001}, {0xc78, 0x602d0001},
290 	{0xc78, 0x472e0001}, {0xc78, 0x462f0001},
291 	{0xc78, 0x45300001}, {0xc78, 0x44310001},
292 	{0xc78, 0x43320001}, {0xc78, 0x42330001},
293 	{0xc78, 0x41340001}, {0xc78, 0x40350001},
294 	{0xc78, 0x40360001}, {0xc78, 0x40370001},
295 	{0xc78, 0x40380001}, {0xc78, 0x40390001},
296 	{0xc78, 0x403a0001}, {0xc78, 0x403b0001},
297 	{0xc78, 0x403c0001}, {0xc78, 0x403d0001},
298 	{0xc78, 0x403e0001}, {0xc78, 0x403f0001},
299 	{0xc78, 0xfa400001}, {0xc78, 0xf9410001},
300 	{0xc78, 0xf8420001}, {0xc78, 0xf7430001},
301 	{0xc78, 0xf6440001}, {0xc78, 0xf5450001},
302 	{0xc78, 0xf4460001}, {0xc78, 0xf3470001},
303 	{0xc78, 0xf2480001}, {0xc78, 0xf1490001},
304 	{0xc78, 0xf04a0001}, {0xc78, 0xef4b0001},
305 	{0xc78, 0xee4c0001}, {0xc78, 0xed4d0001},
306 	{0xc78, 0xec4e0001}, {0xc78, 0xeb4f0001},
307 	{0xc78, 0xea500001}, {0xc78, 0xe9510001},
308 	{0xc78, 0xe8520001}, {0xc78, 0xe7530001},
309 	{0xc78, 0xe6540001}, {0xc78, 0xe5550001},
310 	{0xc78, 0xe4560001}, {0xc78, 0xe3570001},
311 	{0xc78, 0xe2580001}, {0xc78, 0xe1590001},
312 	{0xc78, 0x8a5a0001}, {0xc78, 0x895b0001},
313 	{0xc78, 0x885c0001}, {0xc78, 0x875d0001},
314 	{0xc78, 0x865e0001}, {0xc78, 0x855f0001},
315 	{0xc78, 0x84600001}, {0xc78, 0x83610001},
316 	{0xc78, 0x82620001}, {0xc78, 0x6a630001},
317 	{0xc78, 0x69640001}, {0xc78, 0x68650001},
318 	{0xc78, 0x67660001}, {0xc78, 0x66670001},
319 	{0xc78, 0x65680001}, {0xc78, 0x64690001},
320 	{0xc78, 0x636a0001}, {0xc78, 0x626b0001},
321 	{0xc78, 0x616c0001}, {0xc78, 0x606d0001},
322 	{0xc78, 0x476e0001}, {0xc78, 0x466f0001},
323 	{0xc78, 0x45700001}, {0xc78, 0x44710001},
324 	{0xc78, 0x43720001}, {0xc78, 0x42730001},
325 	{0xc78, 0x41740001}, {0xc78, 0x40750001},
326 	{0xc78, 0x40760001}, {0xc78, 0x40770001},
327 	{0xc78, 0x40780001}, {0xc78, 0x40790001},
328 	{0xc78, 0x407a0001}, {0xc78, 0x407b0001},
329 	{0xc78, 0x407c0001}, {0xc78, 0x407d0001},
330 	{0xc78, 0x407e0001}, {0xc78, 0x407f0001},
331 	{0xc50, 0x00040222}, {0xc50, 0x00040220},
332 	{0xffff, 0xffffffff}
333 };
334 
335 static const struct rtl8xxxu_rfregval rtl8192eu_radioa_init_table[] = {
336 	{0x7f, 0x00000082}, {0x81, 0x0003fc00},
337 	{0x00, 0x00030000}, {0x08, 0x00008400},
338 	{0x18, 0x00000407}, {0x19, 0x00000012},
339 	{0x1b, 0x00000064}, {0x1e, 0x00080009},
340 	{0x1f, 0x00000880}, {0x2f, 0x0001a060},
341 	{0x3f, 0x00000000}, {0x42, 0x000060c0},
342 	{0x57, 0x000d0000}, {0x58, 0x000be180},
343 	{0x67, 0x00001552}, {0x83, 0x00000000},
344 	{0xb0, 0x000ff9f1}, {0xb1, 0x00055418},
345 	{0xb2, 0x0008cc00}, {0xb4, 0x00043083},
346 	{0xb5, 0x00008166}, {0xb6, 0x0000803e},
347 	{0xb7, 0x0001c69f}, {0xb8, 0x0000407f},
348 	{0xb9, 0x00080001}, {0xba, 0x00040001},
349 	{0xbb, 0x00000400}, {0xbf, 0x000c0000},
350 	{0xc2, 0x00002400}, {0xc3, 0x00000009},
351 	{0xc4, 0x00040c91}, {0xc5, 0x00099999},
352 	{0xc6, 0x000000a3}, {0xc7, 0x00088820},
353 	{0xc8, 0x00076c06}, {0xc9, 0x00000000},
354 	{0xca, 0x00080000}, {0xdf, 0x00000180},
355 	{0xef, 0x000001a0}, {0x51, 0x00069545},
356 	{0x52, 0x0007e45e}, {0x53, 0x00000071},
357 	{0x56, 0x00051ff3}, {0x35, 0x000000a8},
358 	{0x35, 0x000001e2}, {0x35, 0x000002a8},
359 	{0x36, 0x00001c24}, {0x36, 0x00009c24},
360 	{0x36, 0x00011c24}, {0x36, 0x00019c24},
361 	{0x18, 0x00000c07}, {0x5a, 0x00048000},
362 	{0x19, 0x000739d0},
363 #ifdef EXT_PA_8192EU
364 	/* External PA or external LNA */
365 	{0x34, 0x0000a093}, {0x34, 0x0000908f},
366 	{0x34, 0x0000808c}, {0x34, 0x0000704d},
367 	{0x34, 0x0000604a}, {0x34, 0x00005047},
368 	{0x34, 0x0000400a}, {0x34, 0x00003007},
369 	{0x34, 0x00002004}, {0x34, 0x00001001},
370 	{0x34, 0x00000000},
371 #else
372 	/* Regular */
373 	{0x34, 0x0000add7}, {0x34, 0x00009dd4},
374 	{0x34, 0x00008dd1}, {0x34, 0x00007dce},
375 	{0x34, 0x00006dcb}, {0x34, 0x00005dc8},
376 	{0x34, 0x00004dc5}, {0x34, 0x000034cc},
377 	{0x34, 0x0000244f}, {0x34, 0x0000144c},
378 	{0x34, 0x00000014},
379 #endif
380 	{0x00, 0x00030159},
381 	{0x84, 0x00068180},
382 	{0x86, 0x0000014e},
383 	{0x87, 0x00048e00},
384 	{0x8e, 0x00065540},
385 	{0x8f, 0x00088000},
386 	{0xef, 0x000020a0},
387 #ifdef EXT_PA_8192EU
388 	/* External PA or external LNA */
389 	{0x3b, 0x000f07b0},
390 #else
391 	{0x3b, 0x000f02b0},
392 #endif
393 	{0x3b, 0x000ef7b0}, {0x3b, 0x000d4fb0},
394 	{0x3b, 0x000cf060}, {0x3b, 0x000b0090},
395 	{0x3b, 0x000a0080}, {0x3b, 0x00090080},
396 	{0x3b, 0x0008f780},
397 #ifdef EXT_PA_8192EU
398 	/* External PA or external LNA */
399 	{0x3b, 0x000787b0},
400 #else
401 	{0x3b, 0x00078730},
402 #endif
403 	{0x3b, 0x00060fb0}, {0x3b, 0x0005ffa0},
404 	{0x3b, 0x00040620}, {0x3b, 0x00037090},
405 	{0x3b, 0x00020080}, {0x3b, 0x0001f060},
406 	{0x3b, 0x0000ffb0}, {0xef, 0x000000a0},
407 	{0xfe, 0x00000000}, {0x18, 0x0000fc07},
408 	{0xfe, 0x00000000}, {0xfe, 0x00000000},
409 	{0xfe, 0x00000000}, {0xfe, 0x00000000},
410 	{0x1e, 0x00000001}, {0x1f, 0x00080000},
411 	{0x00, 0x00033e70},
412 	{0xff, 0xffffffff}
413 };
414 
415 static const struct rtl8xxxu_rfregval rtl8192eu_radiob_init_table[] = {
416 	{0x7f, 0x00000082}, {0x81, 0x0003fc00},
417 	{0x00, 0x00030000}, {0x08, 0x00008400},
418 	{0x18, 0x00000407}, {0x19, 0x00000012},
419 	{0x1b, 0x00000064}, {0x1e, 0x00080009},
420 	{0x1f, 0x00000880}, {0x2f, 0x0001a060},
421 	{0x3f, 0x00000000}, {0x42, 0x000060c0},
422 	{0x57, 0x000d0000}, {0x58, 0x000be180},
423 	{0x67, 0x00001552}, {0x7f, 0x00000082},
424 	{0x81, 0x0003f000}, {0x83, 0x00000000},
425 	{0xdf, 0x00000180}, {0xef, 0x000001a0},
426 	{0x51, 0x00069545}, {0x52, 0x0007e42e},
427 	{0x53, 0x00000071}, {0x56, 0x00051ff3},
428 	{0x35, 0x000000a8}, {0x35, 0x000001e0},
429 	{0x35, 0x000002a8}, {0x36, 0x00001ca8},
430 	{0x36, 0x00009c24}, {0x36, 0x00011c24},
431 	{0x36, 0x00019c24}, {0x18, 0x00000c07},
432 	{0x5a, 0x00048000}, {0x19, 0x000739d0},
433 #ifdef EXT_PA_8192EU
434 	/* External PA or external LNA */
435 	{0x34, 0x0000a093}, {0x34, 0x0000908f},
436 	{0x34, 0x0000808c}, {0x34, 0x0000704d},
437 	{0x34, 0x0000604a}, {0x34, 0x00005047},
438 	{0x34, 0x0000400a}, {0x34, 0x00003007},
439 	{0x34, 0x00002004}, {0x34, 0x00001001},
440 	{0x34, 0x00000000},
441 #else
442 	{0x34, 0x0000add7}, {0x34, 0x00009dd4},
443 	{0x34, 0x00008dd1}, {0x34, 0x00007dce},
444 	{0x34, 0x00006dcb}, {0x34, 0x00005dc8},
445 	{0x34, 0x00004dc5}, {0x34, 0x000034cc},
446 	{0x34, 0x0000244f}, {0x34, 0x0000144c},
447 	{0x34, 0x00000014},
448 #endif
449 	{0x00, 0x00030159}, {0x84, 0x00068180},
450 	{0x86, 0x000000ce}, {0x87, 0x00048a00},
451 	{0x8e, 0x00065540}, {0x8f, 0x00088000},
452 	{0xef, 0x000020a0},
453 #ifdef EXT_PA_8192EU
454 	/* External PA or external LNA */
455 	{0x3b, 0x000f07b0},
456 #else
457 	{0x3b, 0x000f02b0},
458 #endif
459 
460 	{0x3b, 0x000ef7b0}, {0x3b, 0x000d4fb0},
461 	{0x3b, 0x000cf060}, {0x3b, 0x000b0090},
462 	{0x3b, 0x000a0080}, {0x3b, 0x00090080},
463 	{0x3b, 0x0008f780},
464 #ifdef EXT_PA_8192EU
465 	/* External PA or external LNA */
466 	{0x3b, 0x000787b0},
467 #else
468 	{0x3b, 0x00078730},
469 #endif
470 	{0x3b, 0x00060fb0}, {0x3b, 0x0005ffa0},
471 	{0x3b, 0x00040620}, {0x3b, 0x00037090},
472 	{0x3b, 0x00020080}, {0x3b, 0x0001f060},
473 	{0x3b, 0x0000ffb0}, {0xef, 0x000000a0},
474 	{0x00, 0x00010159}, {0xfe, 0x00000000},
475 	{0xfe, 0x00000000}, {0xfe, 0x00000000},
476 	{0xfe, 0x00000000}, {0x1e, 0x00000001},
477 	{0x1f, 0x00080000}, {0x00, 0x00033e70},
478 	{0xff, 0xffffffff}
479 };
480 
481 static int rtl8192eu_identify_chip(struct rtl8xxxu_priv *priv)
482 {
483 	struct device *dev = &priv->udev->dev;
484 	u32 val32, bonding, sys_cfg, vendor;
485 	int ret = 0;
486 
487 	sys_cfg = rtl8xxxu_read32(priv, REG_SYS_CFG);
488 	priv->chip_cut = u32_get_bits(sys_cfg, SYS_CFG_CHIP_VERSION_MASK);
489 	if (sys_cfg & SYS_CFG_TRP_VAUX_EN) {
490 		dev_info(dev, "Unsupported test chip\n");
491 		ret = -ENOTSUPP;
492 		goto out;
493 	}
494 
495 	bonding = rtl8xxxu_read32(priv, REG_HPON_FSM);
496 	bonding &= HPON_FSM_BONDING_MASK;
497 	if (bonding == HPON_FSM_BONDING_1T2R) {
498 		strscpy(priv->chip_name, "8191EU", sizeof(priv->chip_name));
499 		priv->tx_paths = 1;
500 		priv->rtl_chip = RTL8191E;
501 	} else {
502 		strscpy(priv->chip_name, "8192EU", sizeof(priv->chip_name));
503 		priv->tx_paths = 2;
504 		priv->rtl_chip = RTL8192E;
505 	}
506 	priv->rf_paths = 2;
507 	priv->rx_paths = 2;
508 	priv->has_wifi = 1;
509 
510 	vendor = sys_cfg & SYS_CFG_VENDOR_EXT_MASK;
511 	rtl8xxxu_identify_vendor_2bits(priv, vendor);
512 
513 	val32 = rtl8xxxu_read32(priv, REG_GPIO_OUTSTS);
514 	priv->rom_rev = u32_get_bits(val32, GPIO_RF_RL_ID);
515 
516 	rtl8xxxu_config_endpoints_sie(priv);
517 
518 	/*
519 	 * Fallback for devices that do not provide REG_NORMAL_SIE_EP_TX
520 	 */
521 	if (!priv->ep_tx_count)
522 		ret = rtl8xxxu_config_endpoints_no_sie(priv);
523 
524 out:
525 	return ret;
526 }
527 
528 static void
529 rtl8192e_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40)
530 {
531 	u32 val32, ofdm, mcs;
532 	u8 cck, ofdmbase, mcsbase;
533 	int group, tx_idx;
534 
535 	tx_idx = 0;
536 	group = rtl8xxxu_gen2_channel_to_group(channel);
537 
538 	cck = priv->cck_tx_power_index_A[group];
539 
540 	val32 = rtl8xxxu_read32(priv, REG_TX_AGC_A_CCK1_MCS32);
541 	val32 &= 0xffff00ff;
542 	val32 |= (cck << 8);
543 	rtl8xxxu_write32(priv, REG_TX_AGC_A_CCK1_MCS32, val32);
544 
545 	val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11);
546 	val32 &= 0xff;
547 	val32 |= ((cck << 8) | (cck << 16) | (cck << 24));
548 	rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11, val32);
549 
550 	ofdmbase = priv->ht40_1s_tx_power_index_A[group];
551 	ofdmbase += priv->ofdm_tx_power_diff[tx_idx].a;
552 	ofdm = ofdmbase | ofdmbase << 8 | ofdmbase << 16 | ofdmbase << 24;
553 
554 	rtl8xxxu_write32(priv, REG_TX_AGC_A_RATE18_06, ofdm);
555 	rtl8xxxu_write32(priv, REG_TX_AGC_A_RATE54_24, ofdm);
556 
557 	mcsbase = priv->ht40_1s_tx_power_index_A[group];
558 	if (ht40)
559 		mcsbase += priv->ht40_tx_power_diff[tx_idx++].a;
560 	else
561 		mcsbase += priv->ht20_tx_power_diff[tx_idx++].a;
562 	mcs = mcsbase | mcsbase << 8 | mcsbase << 16 | mcsbase << 24;
563 
564 	rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS03_MCS00, mcs);
565 	rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS07_MCS04, mcs);
566 	rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS11_MCS08, mcs);
567 	rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS15_MCS12, mcs);
568 
569 	if (priv->tx_paths > 1) {
570 		cck = priv->cck_tx_power_index_B[group];
571 
572 		val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK1_55_MCS32);
573 		val32 &= 0xff;
574 		val32 |= ((cck << 8) | (cck << 16) | (cck << 24));
575 		rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK1_55_MCS32, val32);
576 
577 		val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11);
578 		val32 &= 0xffffff00;
579 		val32 |= cck;
580 		rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11, val32);
581 
582 		ofdmbase = priv->ht40_1s_tx_power_index_B[group];
583 		ofdmbase += priv->ofdm_tx_power_diff[tx_idx].b;
584 		ofdm = ofdmbase | ofdmbase << 8 |
585 			ofdmbase << 16 | ofdmbase << 24;
586 
587 		rtl8xxxu_write32(priv, REG_TX_AGC_B_RATE18_06, ofdm);
588 		rtl8xxxu_write32(priv, REG_TX_AGC_B_RATE54_24, ofdm);
589 
590 		mcsbase = priv->ht40_1s_tx_power_index_B[group];
591 		if (ht40)
592 			mcsbase += priv->ht40_tx_power_diff[tx_idx++].b;
593 		else
594 			mcsbase += priv->ht20_tx_power_diff[tx_idx++].b;
595 		mcs = mcsbase | mcsbase << 8 | mcsbase << 16 | mcsbase << 24;
596 
597 		rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS03_MCS00, mcs);
598 		rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS07_MCS04, mcs);
599 		rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS11_MCS08, mcs);
600 		rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS15_MCS12, mcs);
601 	}
602 }
603 
604 static int rtl8192eu_parse_efuse(struct rtl8xxxu_priv *priv)
605 {
606 	struct rtl8192eu_efuse *efuse = &priv->efuse_wifi.efuse8192eu;
607 	int i;
608 
609 	if (efuse->rtl_id != cpu_to_le16(0x8129))
610 		return -EINVAL;
611 
612 	ether_addr_copy(priv->mac_addr, efuse->mac_addr);
613 
614 	memcpy(priv->cck_tx_power_index_A, efuse->tx_power_index_A.cck_base,
615 	       sizeof(efuse->tx_power_index_A.cck_base));
616 	memcpy(priv->cck_tx_power_index_B, efuse->tx_power_index_B.cck_base,
617 	       sizeof(efuse->tx_power_index_B.cck_base));
618 
619 	memcpy(priv->ht40_1s_tx_power_index_A,
620 	       efuse->tx_power_index_A.ht40_base,
621 	       sizeof(efuse->tx_power_index_A.ht40_base));
622 	memcpy(priv->ht40_1s_tx_power_index_B,
623 	       efuse->tx_power_index_B.ht40_base,
624 	       sizeof(efuse->tx_power_index_B.ht40_base));
625 
626 	priv->ht20_tx_power_diff[0].a =
627 		efuse->tx_power_index_A.ht20_ofdm_1s_diff.b;
628 	priv->ht20_tx_power_diff[0].b =
629 		efuse->tx_power_index_B.ht20_ofdm_1s_diff.b;
630 
631 	priv->ht40_tx_power_diff[0].a = 0;
632 	priv->ht40_tx_power_diff[0].b = 0;
633 
634 	for (i = 1; i < RTL8723B_TX_COUNT; i++) {
635 		priv->ofdm_tx_power_diff[i].a =
636 			efuse->tx_power_index_A.pwr_diff[i - 1].ofdm;
637 		priv->ofdm_tx_power_diff[i].b =
638 			efuse->tx_power_index_B.pwr_diff[i - 1].ofdm;
639 
640 		priv->ht20_tx_power_diff[i].a =
641 			efuse->tx_power_index_A.pwr_diff[i - 1].ht20;
642 		priv->ht20_tx_power_diff[i].b =
643 			efuse->tx_power_index_B.pwr_diff[i - 1].ht20;
644 
645 		priv->ht40_tx_power_diff[i].a =
646 			efuse->tx_power_index_A.pwr_diff[i - 1].ht40;
647 		priv->ht40_tx_power_diff[i].b =
648 			efuse->tx_power_index_B.pwr_diff[i - 1].ht40;
649 	}
650 
651 	priv->default_crystal_cap = priv->efuse_wifi.efuse8192eu.xtal_k & 0x3f;
652 
653 	return 0;
654 }
655 
656 static int rtl8192eu_load_firmware(struct rtl8xxxu_priv *priv)
657 {
658 	const char *fw_name;
659 	int ret;
660 
661 	fw_name = "rtlwifi/rtl8192eu_nic.bin";
662 
663 	ret = rtl8xxxu_load_firmware(priv, fw_name);
664 
665 	return ret;
666 }
667 
668 static void rtl8192eu_init_phy_bb(struct rtl8xxxu_priv *priv)
669 {
670 	u8 val8;
671 	u16 val16;
672 
673 	val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC);
674 	val16 |= SYS_FUNC_BB_GLB_RSTN | SYS_FUNC_BBRSTB | SYS_FUNC_DIO_RF;
675 	rtl8xxxu_write16(priv, REG_SYS_FUNC, val16);
676 
677 	/* 6. 0x1f[7:0] = 0x07 */
678 	val8 = RF_ENABLE | RF_RSTB | RF_SDMRSTB;
679 	rtl8xxxu_write8(priv, REG_RF_CTRL, val8);
680 
681 	val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC);
682 	val16 |= (SYS_FUNC_USBA | SYS_FUNC_USBD | SYS_FUNC_DIO_RF |
683 		  SYS_FUNC_BB_GLB_RSTN | SYS_FUNC_BBRSTB);
684 	rtl8xxxu_write16(priv, REG_SYS_FUNC, val16);
685 	val8 = RF_ENABLE | RF_RSTB | RF_SDMRSTB;
686 	rtl8xxxu_write8(priv, REG_RF_CTRL, val8);
687 	rtl8xxxu_init_phy_regs(priv, rtl8192eu_phy_init_table);
688 
689 	if (priv->hi_pa)
690 		rtl8xxxu_init_phy_regs(priv, rtl8xxx_agc_8192eu_highpa_table);
691 	else
692 		rtl8xxxu_init_phy_regs(priv, rtl8xxx_agc_8192eu_std_table);
693 }
694 
695 static int rtl8192eu_init_phy_rf(struct rtl8xxxu_priv *priv)
696 {
697 	int ret;
698 
699 	ret = rtl8xxxu_init_phy_rf(priv, rtl8192eu_radioa_init_table, RF_A);
700 	if (ret)
701 		goto exit;
702 
703 	ret = rtl8xxxu_init_phy_rf(priv, rtl8192eu_radiob_init_table, RF_B);
704 
705 exit:
706 	return ret;
707 }
708 
709 static int rtl8192eu_iqk_path_a(struct rtl8xxxu_priv *priv)
710 {
711 	u32 reg_eac, reg_e94, reg_e9c;
712 	int result = 0;
713 
714 	/*
715 	 * TX IQK
716 	 * PA/PAD controlled by 0x0
717 	 */
718 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000);
719 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_GAIN_CCA, 0x00180);
720 
721 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_WE_LUT, 0x800a0);
722 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_RCK_OS, 0x20000);
723 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G1, 0x0000f);
724 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G2, 0x07f77);
725 
726 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000);
727 
728 	/* Path A IQK setting */
729 	rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x18008c1c);
730 	rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c);
731 	rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x38008c1c);
732 	rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c);
733 
734 	rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x82140303);
735 	rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x68160000);
736 
737 	/* LO calibration setting */
738 	rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x00462911);
739 
740 	/* One shot, path A LOK & IQK */
741 	rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf9000000);
742 	rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000);
743 
744 	mdelay(10);
745 
746 	/* Check failed */
747 	reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2);
748 	reg_e94 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_A);
749 	reg_e9c = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_A);
750 
751 	if (!(reg_eac & BIT(28)) &&
752 	    ((reg_e94 & 0x03ff0000) != 0x01420000) &&
753 	    ((reg_e9c & 0x03ff0000) != 0x00420000))
754 		result |= 0x01;
755 
756 	return result;
757 }
758 
759 static int rtl8192eu_rx_iqk_path_a(struct rtl8xxxu_priv *priv)
760 {
761 	u32 reg_ea4, reg_eac, reg_e94, reg_e9c, val32;
762 	int result = 0;
763 
764 	/* Leave IQK mode */
765 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00);
766 
767 	/* Enable path A PA in TX IQK mode */
768 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_WE_LUT, 0x800a0);
769 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_RCK_OS, 0x30000);
770 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G1, 0x0000f);
771 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G2, 0xf1173);
772 
773 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_WE_LUT, 0x800a0);
774 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_RCK_OS, 0x30000);
775 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G1, 0x0000f);
776 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G2, 0xf1173);
777 
778 	/* PA/PAD control by 0x56, and set = 0x0 */
779 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_GAIN_CCA, 0x00980);
780 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_PAD_TXG, 0x511e0);
781 
782 	/* Enter IQK mode */
783 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000);
784 
785 	/* TX IQK setting */
786 	rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00);
787 	rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800);
788 
789 	/* path-A IQK setting */
790 	rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x18008c1c);
791 	rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c);
792 	rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x38008c1c);
793 	rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c);
794 
795 	rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x8216031f);
796 	rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x6816031f);
797 
798 	/* LO calibration setting */
799 	rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x0046a911);
800 
801 	/* One shot, path A LOK & IQK */
802 	rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf9000000);
803 	rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000);
804 
805 	mdelay(10);
806 
807 	/* Check failed */
808 	reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2);
809 	reg_e94 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_A);
810 	reg_e9c = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_A);
811 
812 	if (!(reg_eac & BIT(28)) &&
813 	    ((reg_e94 & 0x03ff0000) != 0x01420000) &&
814 	    ((reg_e9c & 0x03ff0000) != 0x00420000)) {
815 		result |= 0x01;
816 	} else {
817 		/* PA/PAD controlled by 0x0 */
818 		rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000);
819 		rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_GAIN_CCA, 0x180);
820 		goto out;
821 	}
822 
823 	val32 = 0x80007c00 |
824 		(reg_e94 & 0x03ff0000) | ((reg_e9c >> 16) & 0x03ff);
825 	rtl8xxxu_write32(priv, REG_TX_IQK, val32);
826 
827 	/* Modify RX IQK mode table */
828 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000);
829 
830 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_WE_LUT, 0x800a0);
831 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_RCK_OS, 0x30000);
832 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G1, 0x0000f);
833 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G2, 0xf7ff2);
834 
835 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_WE_LUT, 0x800a0);
836 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_RCK_OS, 0x30000);
837 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G1, 0x0000f);
838 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G2, 0xf7ff2);
839 
840 	/* PA/PAD control by 0x56, and set = 0x0 */
841 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_GAIN_CCA, 0x00980);
842 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_PAD_TXG, 0x510e0);
843 
844 	/* Enter IQK mode */
845 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000);
846 
847 	/* IQK setting */
848 	rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800);
849 
850 	/* Path A IQK setting */
851 	rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x38008c1c);
852 	rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x18008c1c);
853 	rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x38008c1c);
854 	rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c);
855 
856 	rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x821608ff);
857 	rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x281608ff);
858 
859 	/* LO calibration setting */
860 	rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x0046a891);
861 
862 	/* One shot, path A LOK & IQK */
863 	rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf9000000);
864 	rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000);
865 
866 	mdelay(10);
867 
868 	reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2);
869 	reg_ea4 = rtl8xxxu_read32(priv, REG_RX_POWER_BEFORE_IQK_A_2);
870 
871 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000);
872 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_GAIN_CCA, 0x180);
873 
874 	if (!(reg_eac & BIT(27)) &&
875 	    ((reg_ea4 & 0x03ff0000) != 0x01320000) &&
876 	    ((reg_eac & 0x03ff0000) != 0x00360000))
877 		result |= 0x02;
878 	else
879 		dev_warn(&priv->udev->dev, "%s: Path A RX IQK failed!\n",
880 			 __func__);
881 
882 out:
883 	return result;
884 }
885 
886 static int rtl8192eu_iqk_path_b(struct rtl8xxxu_priv *priv)
887 {
888 	u32 reg_eac, reg_eb4, reg_ebc;
889 	int result = 0;
890 
891 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000);
892 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_GAIN_CCA, 0x00180);
893 
894 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_WE_LUT, 0x800a0);
895 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_RCK_OS, 0x20000);
896 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G1, 0x0000f);
897 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G2, 0x07f77);
898 
899 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000);
900 
901 	/* Path B IQK setting */
902 	rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x38008c1c);
903 	rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c);
904 	rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x18008c1c);
905 	rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c);
906 
907 	rtl8xxxu_write32(priv, REG_TX_IQK_PI_B, 0x82140303);
908 	rtl8xxxu_write32(priv, REG_RX_IQK_PI_B, 0x68160000);
909 
910 	/* LO calibration setting */
911 	rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x00462911);
912 
913 	/* One shot, path A LOK & IQK */
914 	rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xfa000000);
915 	rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000);
916 
917 	mdelay(1);
918 
919 	/* Check failed */
920 	reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2);
921 	reg_eb4 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B);
922 	reg_ebc = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B);
923 
924 	if (!(reg_eac & BIT(31)) &&
925 	    ((reg_eb4 & 0x03ff0000) != 0x01420000) &&
926 	    ((reg_ebc & 0x03ff0000) != 0x00420000))
927 		result |= 0x01;
928 	else
929 		dev_warn(&priv->udev->dev, "%s: Path B IQK failed!\n",
930 			 __func__);
931 
932 	return result;
933 }
934 
935 static int rtl8192eu_rx_iqk_path_b(struct rtl8xxxu_priv *priv)
936 {
937 	u32 reg_eac, reg_eb4, reg_ebc, reg_ec4, reg_ecc, val32;
938 	int result = 0;
939 
940 	/* Leave IQK mode */
941 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000);
942 
943 	/* Enable path A PA in TX IQK mode */
944 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_WE_LUT, 0x800a0);
945 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_RCK_OS, 0x30000);
946 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G1, 0x0000f);
947 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G2, 0xf1173);
948 
949 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_WE_LUT, 0x800a0);
950 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_RCK_OS, 0x30000);
951 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G1, 0x0000f);
952 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G2, 0xf1173);
953 
954 	/* PA/PAD control by 0x56, and set = 0x0 */
955 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_GAIN_CCA, 0x00980);
956 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_PAD_TXG, 0x511e0);
957 
958 	/* Enter IQK mode */
959 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000);
960 
961 	/* TX IQK setting */
962 	rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00);
963 	rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800);
964 
965 	/* path-A IQK setting */
966 	rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x38008c1c);
967 	rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c);
968 	rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x18008c1c);
969 	rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c);
970 
971 	rtl8xxxu_write32(priv, REG_TX_IQK_PI_B, 0x8216031f);
972 	rtl8xxxu_write32(priv, REG_RX_IQK_PI_B, 0x6816031f);
973 
974 	/* LO calibration setting */
975 	rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x0046a911);
976 
977 	/* One shot, path A LOK & IQK */
978 	rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xfa000000);
979 	rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000);
980 
981 	mdelay(10);
982 
983 	/* Check failed */
984 	reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2);
985 	reg_eb4 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B);
986 	reg_ebc = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B);
987 
988 	if (!(reg_eac & BIT(31)) &&
989 	    ((reg_eb4 & 0x03ff0000) != 0x01420000) &&
990 	    ((reg_ebc & 0x03ff0000) != 0x00420000)) {
991 		result |= 0x01;
992 	} else {
993 		/*
994 		 * PA/PAD controlled by 0x0
995 		 * Vendor driver restores RF_A here which I believe is a bug
996 		 */
997 		rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000);
998 		rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_GAIN_CCA, 0x180);
999 		goto out;
1000 	}
1001 
1002 	val32 = 0x80007c00 |
1003 		(reg_eb4 & 0x03ff0000) | ((reg_ebc >> 16) & 0x03ff);
1004 	rtl8xxxu_write32(priv, REG_TX_IQK, val32);
1005 
1006 	/* Modify RX IQK mode table */
1007 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000);
1008 
1009 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_WE_LUT, 0x800a0);
1010 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_RCK_OS, 0x30000);
1011 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G1, 0x0000f);
1012 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G2, 0xf7ff2);
1013 
1014 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_WE_LUT, 0x800a0);
1015 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_RCK_OS, 0x30000);
1016 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G1, 0x0000f);
1017 	rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G2, 0xf7ff2);
1018 
1019 	/* PA/PAD control by 0x56, and set = 0x0 */
1020 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_GAIN_CCA, 0x00980);
1021 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_PAD_TXG, 0x510e0);
1022 
1023 	/* Enter IQK mode */
1024 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000);
1025 
1026 	/* IQK setting */
1027 	rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800);
1028 
1029 	/* Path A IQK setting */
1030 	rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x38008c1c);
1031 	rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c);
1032 	rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x38008c1c);
1033 	rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x18008c1c);
1034 
1035 	rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x821608ff);
1036 	rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x281608ff);
1037 
1038 	/* LO calibration setting */
1039 	rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x0046a891);
1040 
1041 	/* One shot, path A LOK & IQK */
1042 	rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xfa000000);
1043 	rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000);
1044 
1045 	mdelay(10);
1046 
1047 	reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2);
1048 	reg_ec4 = rtl8xxxu_read32(priv, REG_RX_POWER_BEFORE_IQK_B_2);
1049 	reg_ecc = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_B_2);
1050 
1051 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000);
1052 	rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_GAIN_CCA, 0x180);
1053 
1054 	if (!(reg_eac & BIT(30)) &&
1055 	    ((reg_ec4 & 0x03ff0000) != 0x01320000) &&
1056 	    ((reg_ecc & 0x03ff0000) != 0x00360000))
1057 		result |= 0x02;
1058 	else
1059 		dev_warn(&priv->udev->dev, "%s: Path B RX IQK failed!\n",
1060 			 __func__);
1061 
1062 out:
1063 	return result;
1064 }
1065 
1066 static void rtl8192eu_phy_iqcalibrate(struct rtl8xxxu_priv *priv,
1067 				      int result[][8], int t)
1068 {
1069 	struct device *dev = &priv->udev->dev;
1070 	u32 i, val32;
1071 	int path_a_ok, path_b_ok;
1072 	int retry = 2;
1073 	static const u32 adda_regs[RTL8XXXU_ADDA_REGS] = {
1074 		REG_FPGA0_XCD_SWITCH_CTRL, REG_BLUETOOTH,
1075 		REG_RX_WAIT_CCA, REG_TX_CCK_RFON,
1076 		REG_TX_CCK_BBON, REG_TX_OFDM_RFON,
1077 		REG_TX_OFDM_BBON, REG_TX_TO_RX,
1078 		REG_TX_TO_TX, REG_RX_CCK,
1079 		REG_RX_OFDM, REG_RX_WAIT_RIFS,
1080 		REG_RX_TO_RX, REG_STANDBY,
1081 		REG_SLEEP, REG_PMPD_ANAEN
1082 	};
1083 	static const u32 iqk_mac_regs[RTL8XXXU_MAC_REGS] = {
1084 		REG_TXPAUSE, REG_BEACON_CTRL,
1085 		REG_BEACON_CTRL_1, REG_GPIO_MUXCFG
1086 	};
1087 	static const u32 iqk_bb_regs[RTL8XXXU_BB_REGS] = {
1088 		REG_OFDM0_TRX_PATH_ENABLE, REG_OFDM0_TR_MUX_PAR,
1089 		REG_FPGA0_XCD_RF_SW_CTRL, REG_CONFIG_ANT_A, REG_CONFIG_ANT_B,
1090 		REG_FPGA0_XAB_RF_SW_CTRL, REG_FPGA0_XA_RF_INT_OE,
1091 		REG_FPGA0_XB_RF_INT_OE, REG_CCK0_AFE_SETTING
1092 	};
1093 	u8 xa_agc = rtl8xxxu_read32(priv, REG_OFDM0_XA_AGC_CORE1) & 0xff;
1094 	u8 xb_agc = rtl8xxxu_read32(priv, REG_OFDM0_XB_AGC_CORE1) & 0xff;
1095 
1096 	/*
1097 	 * Note: IQ calibration must be performed after loading
1098 	 *       PHY_REG.txt , and radio_a, radio_b.txt
1099 	 */
1100 
1101 	if (t == 0) {
1102 		/* Save ADDA parameters, turn Path A ADDA on */
1103 		rtl8xxxu_save_regs(priv, adda_regs, priv->adda_backup,
1104 				   RTL8XXXU_ADDA_REGS);
1105 		rtl8xxxu_save_mac_regs(priv, iqk_mac_regs, priv->mac_backup);
1106 		rtl8xxxu_save_regs(priv, iqk_bb_regs,
1107 				   priv->bb_backup, RTL8XXXU_BB_REGS);
1108 	}
1109 
1110 	rtl8xxxu_path_adda_on(priv, adda_regs, true);
1111 
1112 	/* MAC settings */
1113 	rtl8xxxu_mac_calibration(priv, iqk_mac_regs, priv->mac_backup);
1114 
1115 	val32 = rtl8xxxu_read32(priv, REG_CCK0_AFE_SETTING);
1116 	val32 |= 0x0f000000;
1117 	rtl8xxxu_write32(priv, REG_CCK0_AFE_SETTING, val32);
1118 
1119 	rtl8xxxu_write32(priv, REG_OFDM0_TRX_PATH_ENABLE, 0x03a05600);
1120 	rtl8xxxu_write32(priv, REG_OFDM0_TR_MUX_PAR, 0x000800e4);
1121 	rtl8xxxu_write32(priv, REG_FPGA0_XCD_RF_SW_CTRL, 0x22208200);
1122 
1123 	val32 = rtl8xxxu_read32(priv, REG_FPGA0_XAB_RF_SW_CTRL);
1124 	val32 |= (FPGA0_RF_PAPE | (FPGA0_RF_PAPE << FPGA0_RF_BD_CTRL_SHIFT));
1125 	rtl8xxxu_write32(priv, REG_FPGA0_XAB_RF_SW_CTRL, val32);
1126 
1127 	val32 = rtl8xxxu_read32(priv, REG_FPGA0_XA_RF_INT_OE);
1128 	val32 |= BIT(10);
1129 	rtl8xxxu_write32(priv, REG_FPGA0_XA_RF_INT_OE, val32);
1130 	val32 = rtl8xxxu_read32(priv, REG_FPGA0_XB_RF_INT_OE);
1131 	val32 |= BIT(10);
1132 	rtl8xxxu_write32(priv, REG_FPGA0_XB_RF_INT_OE, val32);
1133 
1134 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000);
1135 	rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00);
1136 	rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800);
1137 
1138 	for (i = 0; i < retry; i++) {
1139 		path_a_ok = rtl8192eu_iqk_path_a(priv);
1140 		if (path_a_ok == 0x01) {
1141 			val32 = rtl8xxxu_read32(priv,
1142 						REG_TX_POWER_BEFORE_IQK_A);
1143 			result[t][0] = (val32 >> 16) & 0x3ff;
1144 			val32 = rtl8xxxu_read32(priv,
1145 						REG_TX_POWER_AFTER_IQK_A);
1146 			result[t][1] = (val32 >> 16) & 0x3ff;
1147 
1148 			break;
1149 		}
1150 	}
1151 
1152 	if (!path_a_ok)
1153 		dev_dbg(dev, "%s: Path A TX IQK failed!\n", __func__);
1154 
1155 	for (i = 0; i < retry; i++) {
1156 		path_a_ok = rtl8192eu_rx_iqk_path_a(priv);
1157 		if (path_a_ok == 0x03) {
1158 			val32 = rtl8xxxu_read32(priv,
1159 						REG_RX_POWER_BEFORE_IQK_A_2);
1160 			result[t][2] = (val32 >> 16) & 0x3ff;
1161 			val32 = rtl8xxxu_read32(priv,
1162 						REG_RX_POWER_AFTER_IQK_A_2);
1163 			result[t][3] = (val32 >> 16) & 0x3ff;
1164 
1165 			break;
1166 		}
1167 	}
1168 
1169 	if (!path_a_ok)
1170 		dev_dbg(dev, "%s: Path A RX IQK failed!\n", __func__);
1171 
1172 	if (priv->rf_paths > 1) {
1173 		/* Path A into standby */
1174 		rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000);
1175 		rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_AC, 0x10000);
1176 		rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000);
1177 
1178 		/* Turn Path B ADDA on */
1179 		rtl8xxxu_path_adda_on(priv, adda_regs, false);
1180 
1181 		rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000);
1182 		rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00);
1183 		rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800);
1184 
1185 		for (i = 0; i < retry; i++) {
1186 			path_b_ok = rtl8192eu_iqk_path_b(priv);
1187 			if (path_b_ok == 0x01) {
1188 				val32 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B);
1189 				result[t][4] = (val32 >> 16) & 0x3ff;
1190 				val32 = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B);
1191 				result[t][5] = (val32 >> 16) & 0x3ff;
1192 				break;
1193 			}
1194 		}
1195 
1196 		if (!path_b_ok)
1197 			dev_dbg(dev, "%s: Path B IQK failed!\n", __func__);
1198 
1199 		for (i = 0; i < retry; i++) {
1200 			path_b_ok = rtl8192eu_rx_iqk_path_b(priv);
1201 			if (path_b_ok == 0x03) {
1202 				val32 = rtl8xxxu_read32(priv,
1203 							REG_RX_POWER_BEFORE_IQK_B_2);
1204 				result[t][6] = (val32 >> 16) & 0x3ff;
1205 				val32 = rtl8xxxu_read32(priv,
1206 							REG_RX_POWER_AFTER_IQK_B_2);
1207 				result[t][7] = (val32 >> 16) & 0x3ff;
1208 				break;
1209 			}
1210 		}
1211 
1212 		if (!path_b_ok)
1213 			dev_dbg(dev, "%s: Path B RX IQK failed!\n", __func__);
1214 	}
1215 
1216 	/* Back to BB mode, load original value */
1217 	rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000);
1218 
1219 	if (t) {
1220 		/* Reload ADDA power saving parameters */
1221 		rtl8xxxu_restore_regs(priv, adda_regs, priv->adda_backup,
1222 				      RTL8XXXU_ADDA_REGS);
1223 
1224 		/* Reload MAC parameters */
1225 		rtl8xxxu_restore_mac_regs(priv, iqk_mac_regs, priv->mac_backup);
1226 
1227 		/* Reload BB parameters */
1228 		rtl8xxxu_restore_regs(priv, iqk_bb_regs,
1229 				      priv->bb_backup, RTL8XXXU_BB_REGS);
1230 
1231 		/* Restore RX initial gain */
1232 		val32 = rtl8xxxu_read32(priv, REG_OFDM0_XA_AGC_CORE1);
1233 		val32 &= 0xffffff00;
1234 		rtl8xxxu_write32(priv, REG_OFDM0_XA_AGC_CORE1, val32 | 0x50);
1235 		rtl8xxxu_write32(priv, REG_OFDM0_XA_AGC_CORE1, val32 | xa_agc);
1236 
1237 		if (priv->rf_paths > 1) {
1238 			val32 = rtl8xxxu_read32(priv, REG_OFDM0_XB_AGC_CORE1);
1239 			val32 &= 0xffffff00;
1240 			rtl8xxxu_write32(priv, REG_OFDM0_XB_AGC_CORE1,
1241 					 val32 | 0x50);
1242 			rtl8xxxu_write32(priv, REG_OFDM0_XB_AGC_CORE1,
1243 					 val32 | xb_agc);
1244 		}
1245 
1246 		/* Load 0xe30 IQC default value */
1247 		rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x01008c00);
1248 		rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x01008c00);
1249 	}
1250 }
1251 
1252 static void rtl8192eu_phy_iq_calibrate(struct rtl8xxxu_priv *priv)
1253 {
1254 	struct device *dev = &priv->udev->dev;
1255 	int result[4][8];	/* last is final result */
1256 	int i, candidate;
1257 	bool path_a_ok, path_b_ok;
1258 	u32 reg_e94, reg_e9c, reg_ea4, reg_eac;
1259 	u32 reg_eb4, reg_ebc, reg_ec4, reg_ecc;
1260 	bool simu;
1261 
1262 	memset(result, 0, sizeof(result));
1263 	candidate = -1;
1264 
1265 	path_a_ok = false;
1266 	path_b_ok = false;
1267 
1268 	for (i = 0; i < 3; i++) {
1269 		rtl8192eu_phy_iqcalibrate(priv, result, i);
1270 
1271 		if (i == 1) {
1272 			simu = rtl8xxxu_gen2_simularity_compare(priv,
1273 								result, 0, 1);
1274 			if (simu) {
1275 				candidate = 0;
1276 				break;
1277 			}
1278 		}
1279 
1280 		if (i == 2) {
1281 			simu = rtl8xxxu_gen2_simularity_compare(priv,
1282 								result, 0, 2);
1283 			if (simu) {
1284 				candidate = 0;
1285 				break;
1286 			}
1287 
1288 			simu = rtl8xxxu_gen2_simularity_compare(priv,
1289 								result, 1, 2);
1290 			if (simu)
1291 				candidate = 1;
1292 			else
1293 				candidate = 3;
1294 		}
1295 	}
1296 
1297 	for (i = 0; i < 4; i++) {
1298 		reg_e94 = result[i][0];
1299 		reg_e9c = result[i][1];
1300 		reg_ea4 = result[i][2];
1301 		reg_eb4 = result[i][4];
1302 		reg_ebc = result[i][5];
1303 		reg_ec4 = result[i][6];
1304 	}
1305 
1306 	if (candidate >= 0) {
1307 		reg_e94 = result[candidate][0];
1308 		priv->rege94 =  reg_e94;
1309 		reg_e9c = result[candidate][1];
1310 		priv->rege9c = reg_e9c;
1311 		reg_ea4 = result[candidate][2];
1312 		reg_eac = result[candidate][3];
1313 		reg_eb4 = result[candidate][4];
1314 		priv->regeb4 = reg_eb4;
1315 		reg_ebc = result[candidate][5];
1316 		priv->regebc = reg_ebc;
1317 		reg_ec4 = result[candidate][6];
1318 		reg_ecc = result[candidate][7];
1319 		dev_dbg(dev, "%s: candidate is %x\n", __func__, candidate);
1320 		dev_dbg(dev,
1321 			"%s: e94 =%x e9c=%x ea4=%x eac=%x eb4=%x ebc=%x ec4=%x ecc=%x\n",
1322 			__func__, reg_e94, reg_e9c,
1323 			reg_ea4, reg_eac, reg_eb4, reg_ebc, reg_ec4, reg_ecc);
1324 		path_a_ok = true;
1325 		path_b_ok = true;
1326 	} else {
1327 		reg_e94 = reg_eb4 = priv->rege94 = priv->regeb4 = 0x100;
1328 		reg_e9c = reg_ebc = priv->rege9c = priv->regebc = 0x0;
1329 	}
1330 
1331 	if (reg_e94 && candidate >= 0)
1332 		rtl8xxxu_fill_iqk_matrix_a(priv, path_a_ok, result,
1333 					   candidate, (reg_ea4 == 0));
1334 
1335 	if (priv->rf_paths > 1)
1336 		rtl8xxxu_fill_iqk_matrix_b(priv, path_b_ok, result,
1337 					   candidate, (reg_ec4 == 0));
1338 
1339 	rtl8xxxu_save_regs(priv, rtl8xxxu_iqk_phy_iq_bb_reg,
1340 			   priv->bb_recovery_backup, RTL8XXXU_BB_REGS);
1341 }
1342 
1343 /*
1344  * This is needed for 8723bu as well, presumable
1345  */
1346 static void rtl8192e_crystal_afe_adjust(struct rtl8xxxu_priv *priv)
1347 {
1348 	u8 val8;
1349 	u32 val32;
1350 
1351 	/*
1352 	 * 40Mhz crystal source, MAC 0x28[2]=0
1353 	 */
1354 	val8 = rtl8xxxu_read8(priv, REG_AFE_PLL_CTRL);
1355 	val8 &= 0xfb;
1356 	rtl8xxxu_write8(priv, REG_AFE_PLL_CTRL, val8);
1357 
1358 	val32 = rtl8xxxu_read32(priv, REG_AFE_CTRL4);
1359 	val32 &= 0xfffffc7f;
1360 	rtl8xxxu_write32(priv, REG_AFE_CTRL4, val32);
1361 
1362 	/*
1363 	 * 92e AFE parameter
1364 	 * AFE PLL KVCO selection, MAC 0x28[6]=1
1365 	 */
1366 	val8 = rtl8xxxu_read8(priv, REG_AFE_PLL_CTRL);
1367 	val8 &= 0xbf;
1368 	rtl8xxxu_write8(priv, REG_AFE_PLL_CTRL, val8);
1369 
1370 	/*
1371 	 * AFE PLL KVCO selection, MAC 0x78[21]=0
1372 	 */
1373 	val32 = rtl8xxxu_read32(priv, REG_AFE_CTRL4);
1374 	val32 &= 0xffdfffff;
1375 	rtl8xxxu_write32(priv, REG_AFE_CTRL4, val32);
1376 }
1377 
1378 static void rtl8192e_disabled_to_emu(struct rtl8xxxu_priv *priv)
1379 {
1380 	u8 val8;
1381 
1382 	/* Clear suspend enable and power down enable*/
1383 	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
1384 	val8 &= ~(BIT(3) | BIT(4));
1385 	rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
1386 }
1387 
1388 static int rtl8192e_emu_to_active(struct rtl8xxxu_priv *priv)
1389 {
1390 	u8 val8;
1391 	u32 val32;
1392 	int count, ret = 0;
1393 
1394 	/* disable HWPDN 0x04[15]=0*/
1395 	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
1396 	val8 &= ~BIT(7);
1397 	rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
1398 
1399 	/* disable SW LPS 0x04[10]= 0 */
1400 	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
1401 	val8 &= ~BIT(2);
1402 	rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
1403 
1404 	/* disable WL suspend*/
1405 	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
1406 	val8 &= ~(BIT(3) | BIT(4));
1407 	rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
1408 
1409 	/* wait till 0x04[17] = 1 power ready*/
1410 	for (count = RTL8XXXU_MAX_REG_POLL; count; count--) {
1411 		val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO);
1412 		if (val32 & BIT(17))
1413 			break;
1414 
1415 		udelay(10);
1416 	}
1417 
1418 	if (!count) {
1419 		ret = -EBUSY;
1420 		goto exit;
1421 	}
1422 
1423 	/* We should be able to optimize the following three entries into one */
1424 
1425 	/* release WLON reset 0x04[16]= 1*/
1426 	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 2);
1427 	val8 |= BIT(0);
1428 	rtl8xxxu_write8(priv, REG_APS_FSMCO + 2, val8);
1429 
1430 	/* set, then poll until 0 */
1431 	val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO);
1432 	val32 |= APS_FSMCO_MAC_ENABLE;
1433 	rtl8xxxu_write32(priv, REG_APS_FSMCO, val32);
1434 
1435 	for (count = RTL8XXXU_MAX_REG_POLL; count; count--) {
1436 		val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO);
1437 		if ((val32 & APS_FSMCO_MAC_ENABLE) == 0) {
1438 			ret = 0;
1439 			break;
1440 		}
1441 		udelay(10);
1442 	}
1443 
1444 	if (!count) {
1445 		ret = -EBUSY;
1446 		goto exit;
1447 	}
1448 
1449 exit:
1450 	return ret;
1451 }
1452 
1453 static int rtl8192eu_active_to_lps(struct rtl8xxxu_priv *priv)
1454 {
1455 	struct device *dev = &priv->udev->dev;
1456 	u8 val8;
1457 	u16 val16;
1458 	u32 val32;
1459 	int retry, retval;
1460 
1461 	rtl8xxxu_write8(priv, REG_TXPAUSE, 0xff);
1462 
1463 	retry = 100;
1464 	retval = -EBUSY;
1465 	/*
1466 	 * Poll 32 bit wide 0x05f8 for 0x00000000 to ensure no TX is pending.
1467 	 */
1468 	do {
1469 		val32 = rtl8xxxu_read32(priv, REG_SCH_TX_CMD);
1470 		if (!val32) {
1471 			retval = 0;
1472 			break;
1473 		}
1474 	} while (retry--);
1475 
1476 	if (!retry) {
1477 		dev_warn(dev, "Failed to flush TX queue\n");
1478 		retval = -EBUSY;
1479 		goto out;
1480 	}
1481 
1482 	/* Disable CCK and OFDM, clock gated */
1483 	val8 = rtl8xxxu_read8(priv, REG_SYS_FUNC);
1484 	val8 &= ~SYS_FUNC_BBRSTB;
1485 	rtl8xxxu_write8(priv, REG_SYS_FUNC, val8);
1486 
1487 	udelay(2);
1488 
1489 	/* Reset whole BB */
1490 	val8 = rtl8xxxu_read8(priv, REG_SYS_FUNC);
1491 	val8 &= ~SYS_FUNC_BB_GLB_RSTN;
1492 	rtl8xxxu_write8(priv, REG_SYS_FUNC, val8);
1493 
1494 	/* Reset MAC TRX */
1495 	val16 = rtl8xxxu_read16(priv, REG_CR);
1496 	val16 &= 0xff00;
1497 	val16 |= (CR_HCI_TXDMA_ENABLE | CR_HCI_RXDMA_ENABLE);
1498 	rtl8xxxu_write16(priv, REG_CR, val16);
1499 
1500 	val16 = rtl8xxxu_read16(priv, REG_CR);
1501 	val16 &= ~CR_SECURITY_ENABLE;
1502 	rtl8xxxu_write16(priv, REG_CR, val16);
1503 
1504 	val8 = rtl8xxxu_read8(priv, REG_DUAL_TSF_RST);
1505 	val8 |= DUAL_TSF_TX_OK;
1506 	rtl8xxxu_write8(priv, REG_DUAL_TSF_RST, val8);
1507 
1508 out:
1509 	return retval;
1510 }
1511 
1512 static int rtl8192eu_active_to_emu(struct rtl8xxxu_priv *priv)
1513 {
1514 	u8 val8;
1515 	int count, ret = 0;
1516 
1517 	/* Turn off RF */
1518 	val8 = rtl8xxxu_read8(priv, REG_RF_CTRL);
1519 	val8 &= ~RF_ENABLE;
1520 	rtl8xxxu_write8(priv, REG_RF_CTRL, val8);
1521 
1522 	/* Switch DPDT_SEL_P output from register 0x65[2] */
1523 	val8 = rtl8xxxu_read8(priv, REG_LEDCFG2);
1524 	val8 &= ~LEDCFG2_DPDT_SELECT;
1525 	rtl8xxxu_write8(priv, REG_LEDCFG2, val8);
1526 
1527 	/* 0x0005[1] = 1 turn off MAC by HW state machine*/
1528 	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
1529 	val8 |= BIT(1);
1530 	rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
1531 
1532 	for (count = RTL8XXXU_MAX_REG_POLL; count; count--) {
1533 		val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
1534 		if ((val8 & BIT(1)) == 0)
1535 			break;
1536 		udelay(10);
1537 	}
1538 
1539 	if (!count) {
1540 		dev_warn(&priv->udev->dev, "%s: Disabling MAC timed out\n",
1541 			 __func__);
1542 		ret = -EBUSY;
1543 		goto exit;
1544 	}
1545 
1546 exit:
1547 	return ret;
1548 }
1549 
1550 static int rtl8192eu_emu_to_disabled(struct rtl8xxxu_priv *priv)
1551 {
1552 	u8 val8;
1553 
1554 	/* 0x04[12:11] = 01 enable WL suspend */
1555 	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
1556 	val8 &= ~(BIT(3) | BIT(4));
1557 	val8 |= BIT(3);
1558 	rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
1559 
1560 	return 0;
1561 }
1562 
1563 static int rtl8192eu_power_on(struct rtl8xxxu_priv *priv)
1564 {
1565 	u16 val16;
1566 	u32 val32;
1567 	int ret;
1568 
1569 	val32 = rtl8xxxu_read32(priv, REG_SYS_CFG);
1570 	if (val32 & SYS_CFG_SPS_LDO_SEL) {
1571 		rtl8xxxu_write8(priv, REG_LDO_SW_CTRL, 0xc3);
1572 	} else {
1573 		/*
1574 		 * Raise 1.2V voltage
1575 		 */
1576 		val32 = rtl8xxxu_read32(priv, REG_8192E_LDOV12_CTRL);
1577 		val32 &= 0xff0fffff;
1578 		val32 |= 0x00500000;
1579 		rtl8xxxu_write32(priv, REG_8192E_LDOV12_CTRL, val32);
1580 		rtl8xxxu_write8(priv, REG_LDO_SW_CTRL, 0x83);
1581 	}
1582 
1583 	/*
1584 	 * Adjust AFE before enabling PLL
1585 	 */
1586 	rtl8192e_crystal_afe_adjust(priv);
1587 	rtl8192e_disabled_to_emu(priv);
1588 
1589 	ret = rtl8192e_emu_to_active(priv);
1590 	if (ret)
1591 		goto exit;
1592 
1593 	rtl8xxxu_write16(priv, REG_CR, 0x0000);
1594 
1595 	/*
1596 	 * Enable MAC DMA/WMAC/SCHEDULE/SEC block
1597 	 * Set CR bit10 to enable 32k calibration.
1598 	 */
1599 	val16 = rtl8xxxu_read16(priv, REG_CR);
1600 	val16 |= (CR_HCI_TXDMA_ENABLE | CR_HCI_RXDMA_ENABLE |
1601 		  CR_TXDMA_ENABLE | CR_RXDMA_ENABLE |
1602 		  CR_PROTOCOL_ENABLE | CR_SCHEDULE_ENABLE |
1603 		  CR_MAC_TX_ENABLE | CR_MAC_RX_ENABLE |
1604 		  CR_SECURITY_ENABLE | CR_CALTIMER_ENABLE);
1605 	rtl8xxxu_write16(priv, REG_CR, val16);
1606 
1607 exit:
1608 	return ret;
1609 }
1610 
1611 static void rtl8192eu_power_off(struct rtl8xxxu_priv *priv)
1612 {
1613 	u8 val8;
1614 	u16 val16;
1615 
1616 	rtl8xxxu_flush_fifo(priv);
1617 
1618 	val8 = rtl8xxxu_read8(priv, REG_TX_REPORT_CTRL);
1619 	val8 &= ~TX_REPORT_CTRL_TIMER_ENABLE;
1620 	rtl8xxxu_write8(priv, REG_TX_REPORT_CTRL, val8);
1621 
1622 	/* Turn off RF */
1623 	rtl8xxxu_write8(priv, REG_RF_CTRL, 0x00);
1624 
1625 	rtl8192eu_active_to_lps(priv);
1626 
1627 	/* Reset Firmware if running in RAM */
1628 	if (rtl8xxxu_read8(priv, REG_MCU_FW_DL) & MCU_FW_RAM_SEL)
1629 		rtl8xxxu_firmware_self_reset(priv);
1630 
1631 	/* Reset MCU */
1632 	val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC);
1633 	val16 &= ~SYS_FUNC_CPU_ENABLE;
1634 	rtl8xxxu_write16(priv, REG_SYS_FUNC, val16);
1635 
1636 	/* Reset MCU ready status */
1637 	rtl8xxxu_write8(priv, REG_MCU_FW_DL, 0x00);
1638 
1639 	rtl8xxxu_reset_8051(priv);
1640 
1641 	rtl8192eu_active_to_emu(priv);
1642 	rtl8192eu_emu_to_disabled(priv);
1643 }
1644 
1645 static void rtl8192e_enable_rf(struct rtl8xxxu_priv *priv)
1646 {
1647 	u32 val32;
1648 	u8 val8;
1649 
1650 	val32 = rtl8xxxu_read32(priv, REG_RX_WAIT_CCA);
1651 	val32 |= (BIT(22) | BIT(23));
1652 	rtl8xxxu_write32(priv, REG_RX_WAIT_CCA, val32);
1653 
1654 	val8 = rtl8xxxu_read8(priv, REG_GPIO_MUXCFG);
1655 	val8 |= BIT(5);
1656 	rtl8xxxu_write8(priv, REG_GPIO_MUXCFG, val8);
1657 
1658 	/*
1659 	 * WLAN action by PTA
1660 	 */
1661 	rtl8xxxu_write8(priv, REG_WLAN_ACT_CONTROL_8723B, 0x04);
1662 
1663 	val32 = rtl8xxxu_read32(priv, REG_PWR_DATA);
1664 	val32 |= PWR_DATA_EEPRPAD_RFE_CTRL_EN;
1665 	rtl8xxxu_write32(priv, REG_PWR_DATA, val32);
1666 
1667 	val32 = rtl8xxxu_read32(priv, REG_RFE_BUFFER);
1668 	val32 |= (BIT(0) | BIT(1));
1669 	rtl8xxxu_write32(priv, REG_RFE_BUFFER, val32);
1670 
1671 	rtl8xxxu_write8(priv, REG_RFE_CTRL_ANTA_SRC, 0x77);
1672 
1673 	val32 = rtl8xxxu_read32(priv, REG_LEDCFG0);
1674 	val32 &= ~BIT(24);
1675 	val32 |= BIT(23);
1676 	rtl8xxxu_write32(priv, REG_LEDCFG0, val32);
1677 
1678 	/*
1679 	 * Fix external switch Main->S1, Aux->S0
1680 	 */
1681 	val8 = rtl8xxxu_read8(priv, REG_PAD_CTRL1);
1682 	val8 &= ~BIT(0);
1683 	rtl8xxxu_write8(priv, REG_PAD_CTRL1, val8);
1684 
1685 	/*
1686 	 * Fix transmission failure of rtl8192e.
1687 	 */
1688 	rtl8xxxu_write8(priv, REG_TXPAUSE, 0x00);
1689 }
1690 
1691 static s8 rtl8192e_cck_rssi(struct rtl8xxxu_priv *priv, struct rtl8723au_phy_stats *phy_stats)
1692 {
1693 	static const s8 lna_gain_table_0[8] = {15, 9, -10, -21, -23, -27, -43, -44};
1694 	static const s8 lna_gain_table_1[8] = {24, 18, 13, -4, -11, -18, -31, -36};
1695 
1696 	u8 cck_agc_rpt = phy_stats->cck_agc_rpt_ofdm_cfosho_a;
1697 	s8 rx_pwr_all = 0x00;
1698 	u8 vga_idx, lna_idx;
1699 	s8 lna_gain = 0;
1700 
1701 	lna_idx = u8_get_bits(cck_agc_rpt, CCK_AGC_RPT_LNA_IDX_MASK);
1702 	vga_idx = u8_get_bits(cck_agc_rpt, CCK_AGC_RPT_VGA_IDX_MASK);
1703 
1704 	if (priv->cck_agc_report_type == 0)
1705 		lna_gain = lna_gain_table_0[lna_idx];
1706 	else
1707 		lna_gain = lna_gain_table_1[lna_idx];
1708 
1709 	rx_pwr_all = lna_gain - (2 * vga_idx);
1710 
1711 	return rx_pwr_all;
1712 }
1713 
1714 static int rtl8192eu_led_brightness_set(struct led_classdev *led_cdev,
1715 					enum led_brightness brightness)
1716 {
1717 	struct rtl8xxxu_priv *priv = container_of(led_cdev,
1718 						  struct rtl8xxxu_priv,
1719 						  led_cdev);
1720 	u8 ledcfg = rtl8xxxu_read8(priv, REG_LEDCFG1);
1721 
1722 	if (brightness == LED_OFF) {
1723 		ledcfg &= ~LEDCFG1_HW_LED_CONTROL;
1724 		ledcfg |= LEDCFG1_LED_DISABLE;
1725 	} else if (brightness == LED_ON) {
1726 		ledcfg &= ~(LEDCFG1_HW_LED_CONTROL | LEDCFG1_LED_DISABLE);
1727 	} else if (brightness == RTL8XXXU_HW_LED_CONTROL) {
1728 		ledcfg &= ~LEDCFG1_LED_DISABLE;
1729 		ledcfg |= LEDCFG1_HW_LED_CONTROL;
1730 	}
1731 
1732 	rtl8xxxu_write8(priv, REG_LEDCFG1, ledcfg);
1733 
1734 	return 0;
1735 }
1736 
1737 struct rtl8xxxu_fileops rtl8192eu_fops = {
1738 	.identify_chip = rtl8192eu_identify_chip,
1739 	.parse_efuse = rtl8192eu_parse_efuse,
1740 	.load_firmware = rtl8192eu_load_firmware,
1741 	.power_on = rtl8192eu_power_on,
1742 	.power_off = rtl8192eu_power_off,
1743 	.read_efuse = rtl8xxxu_read_efuse,
1744 	.reset_8051 = rtl8xxxu_reset_8051,
1745 	.llt_init = rtl8xxxu_auto_llt_table,
1746 	.init_phy_bb = rtl8192eu_init_phy_bb,
1747 	.init_phy_rf = rtl8192eu_init_phy_rf,
1748 	.phy_lc_calibrate = rtl8723a_phy_lc_calibrate,
1749 	.phy_iq_calibrate = rtl8192eu_phy_iq_calibrate,
1750 	.config_channel = rtl8xxxu_gen2_config_channel,
1751 	.parse_rx_desc = rtl8xxxu_parse_rxdesc24,
1752 	.parse_phystats = rtl8723au_rx_parse_phystats,
1753 	.enable_rf = rtl8192e_enable_rf,
1754 	.disable_rf = rtl8xxxu_gen2_disable_rf,
1755 	.usb_quirks = rtl8xxxu_gen2_usb_quirks,
1756 	.set_tx_power = rtl8192e_set_tx_power,
1757 	.update_rate_mask = rtl8xxxu_gen2_update_rate_mask,
1758 	.report_connect = rtl8xxxu_gen2_report_connect,
1759 	.report_rssi = rtl8xxxu_gen2_report_rssi,
1760 	.fill_txdesc = rtl8xxxu_fill_txdesc_v2,
1761 	.set_crystal_cap = rtl8723a_set_crystal_cap,
1762 	.cck_rssi = rtl8192e_cck_rssi,
1763 	.led_classdev_brightness_set = rtl8192eu_led_brightness_set,
1764 	.writeN_block_size = 128,
1765 	.tx_desc_size = sizeof(struct rtl8xxxu_txdesc40),
1766 	.rx_desc_size = sizeof(struct rtl8xxxu_rxdesc24),
1767 	.has_s0s1 = 0,
1768 	.gen2_thermal_meter = 1,
1769 	.needs_full_init = 1,
1770 	.supports_ap = 1,
1771 	.max_macid_num = 128,
1772 	.adda_1t_init = 0x0fc01616,
1773 	.adda_1t_path_on = 0x0fc01616,
1774 	.adda_2t_path_on_a = 0x0fc01616,
1775 	.adda_2t_path_on_b = 0x0fc01616,
1776 	.trxff_boundary = 0x3cff,
1777 	.mactable = rtl8192e_mac_init_table,
1778 	.total_page_num = TX_TOTAL_PAGE_NUM_8192E,
1779 	.page_num_hi = TX_PAGE_NUM_HI_PQ_8192E,
1780 	.page_num_lo = TX_PAGE_NUM_LO_PQ_8192E,
1781 	.page_num_norm = TX_PAGE_NUM_NORM_PQ_8192E,
1782 };
1783