1 /* 2 * RTL8XXXU mac80211 USB driver - 8192e specific subdriver 3 * 4 * Copyright (c) 2014 - 2016 Jes Sorensen <Jes.Sorensen@redhat.com> 5 * 6 * Portions, notably calibration code: 7 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. 8 * 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. 13 * 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. 17 * 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 21 * more details. 22 */ 23 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> 40 #include "rtl8xxxu.h" 41 #include "rtl8xxxu_regs.h" 42 43 static struct rtl8xxxu_reg8val rtl8192e_mac_init_table[] = { 44 {0x011, 0xeb}, {0x012, 0x07}, {0x014, 0x75}, {0x303, 0xa7}, 45 {0x428, 0x0a}, {0x429, 0x10}, {0x430, 0x00}, {0x431, 0x00}, 46 {0x432, 0x00}, {0x433, 0x01}, {0x434, 0x04}, {0x435, 0x05}, 47 {0x436, 0x07}, {0x437, 0x08}, {0x43c, 0x04}, {0x43d, 0x05}, 48 {0x43e, 0x07}, {0x43f, 0x08}, {0x440, 0x5d}, {0x441, 0x01}, 49 {0x442, 0x00}, {0x444, 0x10}, {0x445, 0x00}, {0x446, 0x00}, 50 {0x447, 0x00}, {0x448, 0x00}, {0x449, 0xf0}, {0x44a, 0x0f}, 51 {0x44b, 0x3e}, {0x44c, 0x10}, {0x44d, 0x00}, {0x44e, 0x00}, 52 {0x44f, 0x00}, {0x450, 0x00}, {0x451, 0xf0}, {0x452, 0x0f}, 53 {0x453, 0x00}, {0x456, 0x5e}, {0x460, 0x66}, {0x461, 0x66}, 54 {0x4c8, 0xff}, {0x4c9, 0x08}, {0x4cc, 0xff}, {0x4cd, 0xff}, 55 {0x4ce, 0x01}, {0x500, 0x26}, {0x501, 0xa2}, {0x502, 0x2f}, 56 {0x503, 0x00}, {0x504, 0x28}, {0x505, 0xa3}, {0x506, 0x5e}, 57 {0x507, 0x00}, {0x508, 0x2b}, {0x509, 0xa4}, {0x50a, 0x5e}, 58 {0x50b, 0x00}, {0x50c, 0x4f}, {0x50d, 0xa4}, {0x50e, 0x00}, 59 {0x50f, 0x00}, {0x512, 0x1c}, {0x514, 0x0a}, {0x516, 0x0a}, 60 {0x525, 0x4f}, {0x540, 0x12}, {0x541, 0x64}, {0x550, 0x10}, 61 {0x551, 0x10}, {0x559, 0x02}, {0x55c, 0x50}, {0x55d, 0xff}, 62 {0x605, 0x30}, {0x608, 0x0e}, {0x609, 0x2a}, {0x620, 0xff}, 63 {0x621, 0xff}, {0x622, 0xff}, {0x623, 0xff}, {0x624, 0xff}, 64 {0x625, 0xff}, {0x626, 0xff}, {0x627, 0xff}, {0x638, 0x50}, 65 {0x63c, 0x0a}, {0x63d, 0x0a}, {0x63e, 0x0e}, {0x63f, 0x0e}, 66 {0x640, 0x40}, {0x642, 0x40}, {0x643, 0x00}, {0x652, 0xc8}, 67 {0x66e, 0x05}, {0x700, 0x21}, {0x701, 0x43}, {0x702, 0x65}, 68 {0x703, 0x87}, {0x708, 0x21}, {0x709, 0x43}, {0x70a, 0x65}, 69 {0x70b, 0x87}, 70 {0xffff, 0xff}, 71 }; 72 73 static struct rtl8xxxu_reg32val rtl8192eu_phy_init_table[] = { 74 {0x800, 0x80040000}, {0x804, 0x00000003}, 75 {0x808, 0x0000fc00}, {0x80c, 0x0000000a}, 76 {0x810, 0x10001331}, {0x814, 0x020c3d10}, 77 {0x818, 0x02220385}, {0x81c, 0x00000000}, 78 {0x820, 0x01000100}, {0x824, 0x00390204}, 79 {0x828, 0x01000100}, {0x82c, 0x00390204}, 80 {0x830, 0x32323232}, {0x834, 0x30303030}, 81 {0x838, 0x30303030}, {0x83c, 0x30303030}, 82 {0x840, 0x00010000}, {0x844, 0x00010000}, 83 {0x848, 0x28282828}, {0x84c, 0x28282828}, 84 {0x850, 0x00000000}, {0x854, 0x00000000}, 85 {0x858, 0x009a009a}, {0x85c, 0x01000014}, 86 {0x860, 0x66f60000}, {0x864, 0x061f0000}, 87 {0x868, 0x30303030}, {0x86c, 0x30303030}, 88 {0x870, 0x00000000}, {0x874, 0x55004200}, 89 {0x878, 0x08080808}, {0x87c, 0x00000000}, 90 {0x880, 0xb0000c1c}, {0x884, 0x00000001}, 91 {0x888, 0x00000000}, {0x88c, 0xcc0000c0}, 92 {0x890, 0x00000800}, {0x894, 0xfffffffe}, 93 {0x898, 0x40302010}, {0x900, 0x00000000}, 94 {0x904, 0x00000023}, {0x908, 0x00000000}, 95 {0x90c, 0x81121313}, {0x910, 0x806c0001}, 96 {0x914, 0x00000001}, {0x918, 0x00000000}, 97 {0x91c, 0x00010000}, {0x924, 0x00000001}, 98 {0x928, 0x00000000}, {0x92c, 0x00000000}, 99 {0x930, 0x00000000}, {0x934, 0x00000000}, 100 {0x938, 0x00000000}, {0x93c, 0x00000000}, 101 {0x940, 0x00000000}, {0x944, 0x00000000}, 102 {0x94c, 0x00000008}, {0xa00, 0x00d0c7c8}, 103 {0xa04, 0x81ff000c}, {0xa08, 0x8c838300}, 104 {0xa0c, 0x2e68120f}, {0xa10, 0x95009b78}, 105 {0xa14, 0x1114d028}, {0xa18, 0x00881117}, 106 {0xa1c, 0x89140f00}, {0xa20, 0x1a1b0000}, 107 {0xa24, 0x090e1317}, {0xa28, 0x00000204}, 108 {0xa2c, 0x00d30000}, {0xa70, 0x101fff00}, 109 {0xa74, 0x00000007}, {0xa78, 0x00000900}, 110 {0xa7c, 0x225b0606}, {0xa80, 0x218075b1}, 111 {0xb38, 0x00000000}, {0xc00, 0x48071d40}, 112 {0xc04, 0x03a05633}, {0xc08, 0x000000e4}, 113 {0xc0c, 0x6c6c6c6c}, {0xc10, 0x08800000}, 114 {0xc14, 0x40000100}, {0xc18, 0x08800000}, 115 {0xc1c, 0x40000100}, {0xc20, 0x00000000}, 116 {0xc24, 0x00000000}, {0xc28, 0x00000000}, 117 {0xc2c, 0x00000000}, {0xc30, 0x69e9ac47}, 118 {0xc34, 0x469652af}, {0xc38, 0x49795994}, 119 {0xc3c, 0x0a97971c}, {0xc40, 0x1f7c403f}, 120 {0xc44, 0x000100b7}, {0xc48, 0xec020107}, 121 {0xc4c, 0x007f037f}, 122 #ifdef EXT_PA_8192EU 123 /* External PA or external LNA */ 124 {0xc50, 0x00340220}, 125 #else 126 {0xc50, 0x00340020}, 127 #endif 128 {0xc54, 0x0080801f}, 129 #ifdef EXT_PA_8192EU 130 /* External PA or external LNA */ 131 {0xc58, 0x00000220}, 132 #else 133 {0xc58, 0x00000020}, 134 #endif 135 {0xc5c, 0x00248492}, {0xc60, 0x00000000}, 136 {0xc64, 0x7112848b}, {0xc68, 0x47c00bff}, 137 {0xc6c, 0x00000036}, {0xc70, 0x00000600}, 138 {0xc74, 0x02013169}, {0xc78, 0x0000001f}, 139 {0xc7c, 0x00b91612}, 140 #ifdef EXT_PA_8192EU 141 /* External PA or external LNA */ 142 {0xc80, 0x2d4000b5}, 143 #else 144 {0xc80, 0x40000100}, 145 #endif 146 {0xc84, 0x21f60000}, 147 #ifdef EXT_PA_8192EU 148 /* External PA or external LNA */ 149 {0xc88, 0x2d4000b5}, 150 #else 151 {0xc88, 0x40000100}, 152 #endif 153 {0xc8c, 0xa0e40000}, {0xc90, 0x00121820}, 154 {0xc94, 0x00000000}, {0xc98, 0x00121820}, 155 {0xc9c, 0x00007f7f}, {0xca0, 0x00000000}, 156 {0xca4, 0x000300a0}, {0xca8, 0x00000000}, 157 {0xcac, 0x00000000}, {0xcb0, 0x00000000}, 158 {0xcb4, 0x00000000}, {0xcb8, 0x00000000}, 159 {0xcbc, 0x28000000}, {0xcc0, 0x00000000}, 160 {0xcc4, 0x00000000}, {0xcc8, 0x00000000}, 161 {0xccc, 0x00000000}, {0xcd0, 0x00000000}, 162 {0xcd4, 0x00000000}, {0xcd8, 0x64b22427}, 163 {0xcdc, 0x00766932}, {0xce0, 0x00222222}, 164 {0xce4, 0x00040000}, {0xce8, 0x77644302}, 165 {0xcec, 0x2f97d40c}, {0xd00, 0x00080740}, 166 {0xd04, 0x00020403}, {0xd08, 0x0000907f}, 167 {0xd0c, 0x20010201}, {0xd10, 0xa0633333}, 168 {0xd14, 0x3333bc43}, {0xd18, 0x7a8f5b6b}, 169 {0xd1c, 0x0000007f}, {0xd2c, 0xcc979975}, 170 {0xd30, 0x00000000}, {0xd34, 0x80608000}, 171 {0xd38, 0x00000000}, {0xd3c, 0x00127353}, 172 {0xd40, 0x00000000}, {0xd44, 0x00000000}, 173 {0xd48, 0x00000000}, {0xd4c, 0x00000000}, 174 {0xd50, 0x6437140a}, {0xd54, 0x00000000}, 175 {0xd58, 0x00000282}, {0xd5c, 0x30032064}, 176 {0xd60, 0x4653de68}, {0xd64, 0x04518a3c}, 177 {0xd68, 0x00002101}, {0xd6c, 0x2a201c16}, 178 {0xd70, 0x1812362e}, {0xd74, 0x322c2220}, 179 {0xd78, 0x000e3c24}, {0xd80, 0x01081008}, 180 {0xd84, 0x00000800}, {0xd88, 0xf0b50000}, 181 {0xe00, 0x30303030}, {0xe04, 0x30303030}, 182 {0xe08, 0x03903030}, {0xe10, 0x30303030}, 183 {0xe14, 0x30303030}, {0xe18, 0x30303030}, 184 {0xe1c, 0x30303030}, {0xe28, 0x00000000}, 185 {0xe30, 0x1000dc1f}, {0xe34, 0x10008c1f}, 186 {0xe38, 0x02140102}, {0xe3c, 0x681604c2}, 187 {0xe40, 0x01007c00}, {0xe44, 0x01004800}, 188 {0xe48, 0xfb000000}, {0xe4c, 0x000028d1}, 189 {0xe50, 0x1000dc1f}, {0xe54, 0x10008c1f}, 190 {0xe58, 0x02140102}, {0xe5c, 0x28160d05}, 191 {0xe60, 0x00000008}, {0xe68, 0x0fc05656}, 192 {0xe6c, 0x03c09696}, {0xe70, 0x03c09696}, 193 {0xe74, 0x0c005656}, {0xe78, 0x0c005656}, 194 {0xe7c, 0x0c005656}, {0xe80, 0x0c005656}, 195 {0xe84, 0x03c09696}, {0xe88, 0x0c005656}, 196 {0xe8c, 0x03c09696}, {0xed0, 0x03c09696}, 197 {0xed4, 0x03c09696}, {0xed8, 0x03c09696}, 198 {0xedc, 0x0000d6d6}, {0xee0, 0x0000d6d6}, 199 {0xeec, 0x0fc01616}, {0xee4, 0xb0000c1c}, 200 {0xee8, 0x00000001}, {0xf14, 0x00000003}, 201 {0xf4c, 0x00000000}, {0xf00, 0x00000300}, 202 {0xffff, 0xffffffff}, 203 }; 204 205 static struct rtl8xxxu_reg32val rtl8xxx_agc_8192eu_std_table[] = { 206 {0xc78, 0xfb000001}, {0xc78, 0xfb010001}, 207 {0xc78, 0xfb020001}, {0xc78, 0xfb030001}, 208 {0xc78, 0xfb040001}, {0xc78, 0xfb050001}, 209 {0xc78, 0xfa060001}, {0xc78, 0xf9070001}, 210 {0xc78, 0xf8080001}, {0xc78, 0xf7090001}, 211 {0xc78, 0xf60a0001}, {0xc78, 0xf50b0001}, 212 {0xc78, 0xf40c0001}, {0xc78, 0xf30d0001}, 213 {0xc78, 0xf20e0001}, {0xc78, 0xf10f0001}, 214 {0xc78, 0xf0100001}, {0xc78, 0xef110001}, 215 {0xc78, 0xee120001}, {0xc78, 0xed130001}, 216 {0xc78, 0xec140001}, {0xc78, 0xeb150001}, 217 {0xc78, 0xea160001}, {0xc78, 0xe9170001}, 218 {0xc78, 0xe8180001}, {0xc78, 0xe7190001}, 219 {0xc78, 0xc81a0001}, {0xc78, 0xc71b0001}, 220 {0xc78, 0xc61c0001}, {0xc78, 0x071d0001}, 221 {0xc78, 0x061e0001}, {0xc78, 0x051f0001}, 222 {0xc78, 0x04200001}, {0xc78, 0x03210001}, 223 {0xc78, 0xaa220001}, {0xc78, 0xa9230001}, 224 {0xc78, 0xa8240001}, {0xc78, 0xa7250001}, 225 {0xc78, 0xa6260001}, {0xc78, 0x85270001}, 226 {0xc78, 0x84280001}, {0xc78, 0x83290001}, 227 {0xc78, 0x252a0001}, {0xc78, 0x242b0001}, 228 {0xc78, 0x232c0001}, {0xc78, 0x222d0001}, 229 {0xc78, 0x672e0001}, {0xc78, 0x662f0001}, 230 {0xc78, 0x65300001}, {0xc78, 0x64310001}, 231 {0xc78, 0x63320001}, {0xc78, 0x62330001}, 232 {0xc78, 0x61340001}, {0xc78, 0x45350001}, 233 {0xc78, 0x44360001}, {0xc78, 0x43370001}, 234 {0xc78, 0x42380001}, {0xc78, 0x41390001}, 235 {0xc78, 0x403a0001}, {0xc78, 0x403b0001}, 236 {0xc78, 0x403c0001}, {0xc78, 0x403d0001}, 237 {0xc78, 0x403e0001}, {0xc78, 0x403f0001}, 238 {0xc78, 0xfb400001}, {0xc78, 0xfb410001}, 239 {0xc78, 0xfb420001}, {0xc78, 0xfb430001}, 240 {0xc78, 0xfb440001}, {0xc78, 0xfb450001}, 241 {0xc78, 0xfa460001}, {0xc78, 0xf9470001}, 242 {0xc78, 0xf8480001}, {0xc78, 0xf7490001}, 243 {0xc78, 0xf64a0001}, {0xc78, 0xf54b0001}, 244 {0xc78, 0xf44c0001}, {0xc78, 0xf34d0001}, 245 {0xc78, 0xf24e0001}, {0xc78, 0xf14f0001}, 246 {0xc78, 0xf0500001}, {0xc78, 0xef510001}, 247 {0xc78, 0xee520001}, {0xc78, 0xed530001}, 248 {0xc78, 0xec540001}, {0xc78, 0xeb550001}, 249 {0xc78, 0xea560001}, {0xc78, 0xe9570001}, 250 {0xc78, 0xe8580001}, {0xc78, 0xe7590001}, 251 {0xc78, 0xe65a0001}, {0xc78, 0xe55b0001}, 252 {0xc78, 0xe45c0001}, {0xc78, 0xe35d0001}, 253 {0xc78, 0xe25e0001}, {0xc78, 0xe15f0001}, 254 {0xc78, 0x8a600001}, {0xc78, 0x89610001}, 255 {0xc78, 0x88620001}, {0xc78, 0x87630001}, 256 {0xc78, 0x86640001}, {0xc78, 0x85650001}, 257 {0xc78, 0x84660001}, {0xc78, 0x83670001}, 258 {0xc78, 0x82680001}, {0xc78, 0x6b690001}, 259 {0xc78, 0x6a6a0001}, {0xc78, 0x696b0001}, 260 {0xc78, 0x686c0001}, {0xc78, 0x676d0001}, 261 {0xc78, 0x666e0001}, {0xc78, 0x656f0001}, 262 {0xc78, 0x64700001}, {0xc78, 0x63710001}, 263 {0xc78, 0x62720001}, {0xc78, 0x61730001}, 264 {0xc78, 0x49740001}, {0xc78, 0x48750001}, 265 {0xc78, 0x47760001}, {0xc78, 0x46770001}, 266 {0xc78, 0x45780001}, {0xc78, 0x44790001}, 267 {0xc78, 0x437a0001}, {0xc78, 0x427b0001}, 268 {0xc78, 0x417c0001}, {0xc78, 0x407d0001}, 269 {0xc78, 0x407e0001}, {0xc78, 0x407f0001}, 270 {0xc50, 0x00040022}, {0xc50, 0x00040020}, 271 {0xffff, 0xffffffff} 272 }; 273 274 static struct rtl8xxxu_reg32val rtl8xxx_agc_8192eu_highpa_table[] = { 275 {0xc78, 0xfa000001}, {0xc78, 0xf9010001}, 276 {0xc78, 0xf8020001}, {0xc78, 0xf7030001}, 277 {0xc78, 0xf6040001}, {0xc78, 0xf5050001}, 278 {0xc78, 0xf4060001}, {0xc78, 0xf3070001}, 279 {0xc78, 0xf2080001}, {0xc78, 0xf1090001}, 280 {0xc78, 0xf00a0001}, {0xc78, 0xef0b0001}, 281 {0xc78, 0xee0c0001}, {0xc78, 0xed0d0001}, 282 {0xc78, 0xec0e0001}, {0xc78, 0xeb0f0001}, 283 {0xc78, 0xea100001}, {0xc78, 0xe9110001}, 284 {0xc78, 0xe8120001}, {0xc78, 0xe7130001}, 285 {0xc78, 0xe6140001}, {0xc78, 0xe5150001}, 286 {0xc78, 0xe4160001}, {0xc78, 0xe3170001}, 287 {0xc78, 0xe2180001}, {0xc78, 0xe1190001}, 288 {0xc78, 0x8a1a0001}, {0xc78, 0x891b0001}, 289 {0xc78, 0x881c0001}, {0xc78, 0x871d0001}, 290 {0xc78, 0x861e0001}, {0xc78, 0x851f0001}, 291 {0xc78, 0x84200001}, {0xc78, 0x83210001}, 292 {0xc78, 0x82220001}, {0xc78, 0x6a230001}, 293 {0xc78, 0x69240001}, {0xc78, 0x68250001}, 294 {0xc78, 0x67260001}, {0xc78, 0x66270001}, 295 {0xc78, 0x65280001}, {0xc78, 0x64290001}, 296 {0xc78, 0x632a0001}, {0xc78, 0x622b0001}, 297 {0xc78, 0x612c0001}, {0xc78, 0x602d0001}, 298 {0xc78, 0x472e0001}, {0xc78, 0x462f0001}, 299 {0xc78, 0x45300001}, {0xc78, 0x44310001}, 300 {0xc78, 0x43320001}, {0xc78, 0x42330001}, 301 {0xc78, 0x41340001}, {0xc78, 0x40350001}, 302 {0xc78, 0x40360001}, {0xc78, 0x40370001}, 303 {0xc78, 0x40380001}, {0xc78, 0x40390001}, 304 {0xc78, 0x403a0001}, {0xc78, 0x403b0001}, 305 {0xc78, 0x403c0001}, {0xc78, 0x403d0001}, 306 {0xc78, 0x403e0001}, {0xc78, 0x403f0001}, 307 {0xc78, 0xfa400001}, {0xc78, 0xf9410001}, 308 {0xc78, 0xf8420001}, {0xc78, 0xf7430001}, 309 {0xc78, 0xf6440001}, {0xc78, 0xf5450001}, 310 {0xc78, 0xf4460001}, {0xc78, 0xf3470001}, 311 {0xc78, 0xf2480001}, {0xc78, 0xf1490001}, 312 {0xc78, 0xf04a0001}, {0xc78, 0xef4b0001}, 313 {0xc78, 0xee4c0001}, {0xc78, 0xed4d0001}, 314 {0xc78, 0xec4e0001}, {0xc78, 0xeb4f0001}, 315 {0xc78, 0xea500001}, {0xc78, 0xe9510001}, 316 {0xc78, 0xe8520001}, {0xc78, 0xe7530001}, 317 {0xc78, 0xe6540001}, {0xc78, 0xe5550001}, 318 {0xc78, 0xe4560001}, {0xc78, 0xe3570001}, 319 {0xc78, 0xe2580001}, {0xc78, 0xe1590001}, 320 {0xc78, 0x8a5a0001}, {0xc78, 0x895b0001}, 321 {0xc78, 0x885c0001}, {0xc78, 0x875d0001}, 322 {0xc78, 0x865e0001}, {0xc78, 0x855f0001}, 323 {0xc78, 0x84600001}, {0xc78, 0x83610001}, 324 {0xc78, 0x82620001}, {0xc78, 0x6a630001}, 325 {0xc78, 0x69640001}, {0xc78, 0x68650001}, 326 {0xc78, 0x67660001}, {0xc78, 0x66670001}, 327 {0xc78, 0x65680001}, {0xc78, 0x64690001}, 328 {0xc78, 0x636a0001}, {0xc78, 0x626b0001}, 329 {0xc78, 0x616c0001}, {0xc78, 0x606d0001}, 330 {0xc78, 0x476e0001}, {0xc78, 0x466f0001}, 331 {0xc78, 0x45700001}, {0xc78, 0x44710001}, 332 {0xc78, 0x43720001}, {0xc78, 0x42730001}, 333 {0xc78, 0x41740001}, {0xc78, 0x40750001}, 334 {0xc78, 0x40760001}, {0xc78, 0x40770001}, 335 {0xc78, 0x40780001}, {0xc78, 0x40790001}, 336 {0xc78, 0x407a0001}, {0xc78, 0x407b0001}, 337 {0xc78, 0x407c0001}, {0xc78, 0x407d0001}, 338 {0xc78, 0x407e0001}, {0xc78, 0x407f0001}, 339 {0xc50, 0x00040222}, {0xc50, 0x00040220}, 340 {0xffff, 0xffffffff} 341 }; 342 343 static struct rtl8xxxu_rfregval rtl8192eu_radioa_init_table[] = { 344 {0x7f, 0x00000082}, {0x81, 0x0003fc00}, 345 {0x00, 0x00030000}, {0x08, 0x00008400}, 346 {0x18, 0x00000407}, {0x19, 0x00000012}, 347 {0x1b, 0x00000064}, {0x1e, 0x00080009}, 348 {0x1f, 0x00000880}, {0x2f, 0x0001a060}, 349 {0x3f, 0x00000000}, {0x42, 0x000060c0}, 350 {0x57, 0x000d0000}, {0x58, 0x000be180}, 351 {0x67, 0x00001552}, {0x83, 0x00000000}, 352 {0xb0, 0x000ff9f1}, {0xb1, 0x00055418}, 353 {0xb2, 0x0008cc00}, {0xb4, 0x00043083}, 354 {0xb5, 0x00008166}, {0xb6, 0x0000803e}, 355 {0xb7, 0x0001c69f}, {0xb8, 0x0000407f}, 356 {0xb9, 0x00080001}, {0xba, 0x00040001}, 357 {0xbb, 0x00000400}, {0xbf, 0x000c0000}, 358 {0xc2, 0x00002400}, {0xc3, 0x00000009}, 359 {0xc4, 0x00040c91}, {0xc5, 0x00099999}, 360 {0xc6, 0x000000a3}, {0xc7, 0x00088820}, 361 {0xc8, 0x00076c06}, {0xc9, 0x00000000}, 362 {0xca, 0x00080000}, {0xdf, 0x00000180}, 363 {0xef, 0x000001a0}, {0x51, 0x00069545}, 364 {0x52, 0x0007e45e}, {0x53, 0x00000071}, 365 {0x56, 0x00051ff3}, {0x35, 0x000000a8}, 366 {0x35, 0x000001e2}, {0x35, 0x000002a8}, 367 {0x36, 0x00001c24}, {0x36, 0x00009c24}, 368 {0x36, 0x00011c24}, {0x36, 0x00019c24}, 369 {0x18, 0x00000c07}, {0x5a, 0x00048000}, 370 {0x19, 0x000739d0}, 371 #ifdef EXT_PA_8192EU 372 /* External PA or external LNA */ 373 {0x34, 0x0000a093}, {0x34, 0x0000908f}, 374 {0x34, 0x0000808c}, {0x34, 0x0000704d}, 375 {0x34, 0x0000604a}, {0x34, 0x00005047}, 376 {0x34, 0x0000400a}, {0x34, 0x00003007}, 377 {0x34, 0x00002004}, {0x34, 0x00001001}, 378 {0x34, 0x00000000}, 379 #else 380 /* Regular */ 381 {0x34, 0x0000add7}, {0x34, 0x00009dd4}, 382 {0x34, 0x00008dd1}, {0x34, 0x00007dce}, 383 {0x34, 0x00006dcb}, {0x34, 0x00005dc8}, 384 {0x34, 0x00004dc5}, {0x34, 0x000034cc}, 385 {0x34, 0x0000244f}, {0x34, 0x0000144c}, 386 {0x34, 0x00000014}, 387 #endif 388 {0x00, 0x00030159}, 389 {0x84, 0x00068180}, 390 {0x86, 0x0000014e}, 391 {0x87, 0x00048e00}, 392 {0x8e, 0x00065540}, 393 {0x8f, 0x00088000}, 394 {0xef, 0x000020a0}, 395 #ifdef EXT_PA_8192EU 396 /* External PA or external LNA */ 397 {0x3b, 0x000f07b0}, 398 #else 399 {0x3b, 0x000f02b0}, 400 #endif 401 {0x3b, 0x000ef7b0}, {0x3b, 0x000d4fb0}, 402 {0x3b, 0x000cf060}, {0x3b, 0x000b0090}, 403 {0x3b, 0x000a0080}, {0x3b, 0x00090080}, 404 {0x3b, 0x0008f780}, 405 #ifdef EXT_PA_8192EU 406 /* External PA or external LNA */ 407 {0x3b, 0x000787b0}, 408 #else 409 {0x3b, 0x00078730}, 410 #endif 411 {0x3b, 0x00060fb0}, {0x3b, 0x0005ffa0}, 412 {0x3b, 0x00040620}, {0x3b, 0x00037090}, 413 {0x3b, 0x00020080}, {0x3b, 0x0001f060}, 414 {0x3b, 0x0000ffb0}, {0xef, 0x000000a0}, 415 {0xfe, 0x00000000}, {0x18, 0x0000fc07}, 416 {0xfe, 0x00000000}, {0xfe, 0x00000000}, 417 {0xfe, 0x00000000}, {0xfe, 0x00000000}, 418 {0x1e, 0x00000001}, {0x1f, 0x00080000}, 419 {0x00, 0x00033e70}, 420 {0xff, 0xffffffff} 421 }; 422 423 static struct rtl8xxxu_rfregval rtl8192eu_radiob_init_table[] = { 424 {0x7f, 0x00000082}, {0x81, 0x0003fc00}, 425 {0x00, 0x00030000}, {0x08, 0x00008400}, 426 {0x18, 0x00000407}, {0x19, 0x00000012}, 427 {0x1b, 0x00000064}, {0x1e, 0x00080009}, 428 {0x1f, 0x00000880}, {0x2f, 0x0001a060}, 429 {0x3f, 0x00000000}, {0x42, 0x000060c0}, 430 {0x57, 0x000d0000}, {0x58, 0x000be180}, 431 {0x67, 0x00001552}, {0x7f, 0x00000082}, 432 {0x81, 0x0003f000}, {0x83, 0x00000000}, 433 {0xdf, 0x00000180}, {0xef, 0x000001a0}, 434 {0x51, 0x00069545}, {0x52, 0x0007e42e}, 435 {0x53, 0x00000071}, {0x56, 0x00051ff3}, 436 {0x35, 0x000000a8}, {0x35, 0x000001e0}, 437 {0x35, 0x000002a8}, {0x36, 0x00001ca8}, 438 {0x36, 0x00009c24}, {0x36, 0x00011c24}, 439 {0x36, 0x00019c24}, {0x18, 0x00000c07}, 440 {0x5a, 0x00048000}, {0x19, 0x000739d0}, 441 #ifdef EXT_PA_8192EU 442 /* External PA or external LNA */ 443 {0x34, 0x0000a093}, {0x34, 0x0000908f}, 444 {0x34, 0x0000808c}, {0x34, 0x0000704d}, 445 {0x34, 0x0000604a}, {0x34, 0x00005047}, 446 {0x34, 0x0000400a}, {0x34, 0x00003007}, 447 {0x34, 0x00002004}, {0x34, 0x00001001}, 448 {0x34, 0x00000000}, 449 #else 450 {0x34, 0x0000add7}, {0x34, 0x00009dd4}, 451 {0x34, 0x00008dd1}, {0x34, 0x00007dce}, 452 {0x34, 0x00006dcb}, {0x34, 0x00005dc8}, 453 {0x34, 0x00004dc5}, {0x34, 0x000034cc}, 454 {0x34, 0x0000244f}, {0x34, 0x0000144c}, 455 {0x34, 0x00000014}, 456 #endif 457 {0x00, 0x00030159}, {0x84, 0x00068180}, 458 {0x86, 0x000000ce}, {0x87, 0x00048a00}, 459 {0x8e, 0x00065540}, {0x8f, 0x00088000}, 460 {0xef, 0x000020a0}, 461 #ifdef EXT_PA_8192EU 462 /* External PA or external LNA */ 463 {0x3b, 0x000f07b0}, 464 #else 465 {0x3b, 0x000f02b0}, 466 #endif 467 468 {0x3b, 0x000ef7b0}, {0x3b, 0x000d4fb0}, 469 {0x3b, 0x000cf060}, {0x3b, 0x000b0090}, 470 {0x3b, 0x000a0080}, {0x3b, 0x00090080}, 471 {0x3b, 0x0008f780}, 472 #ifdef EXT_PA_8192EU 473 /* External PA or external LNA */ 474 {0x3b, 0x000787b0}, 475 #else 476 {0x3b, 0x00078730}, 477 #endif 478 {0x3b, 0x00060fb0}, {0x3b, 0x0005ffa0}, 479 {0x3b, 0x00040620}, {0x3b, 0x00037090}, 480 {0x3b, 0x00020080}, {0x3b, 0x0001f060}, 481 {0x3b, 0x0000ffb0}, {0xef, 0x000000a0}, 482 {0x00, 0x00010159}, {0xfe, 0x00000000}, 483 {0xfe, 0x00000000}, {0xfe, 0x00000000}, 484 {0xfe, 0x00000000}, {0x1e, 0x00000001}, 485 {0x1f, 0x00080000}, {0x00, 0x00033e70}, 486 {0xff, 0xffffffff} 487 }; 488 489 static void 490 rtl8192e_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40) 491 { 492 u32 val32, ofdm, mcs; 493 u8 cck, ofdmbase, mcsbase; 494 int group, tx_idx; 495 496 tx_idx = 0; 497 group = rtl8xxxu_gen2_channel_to_group(channel); 498 499 cck = priv->cck_tx_power_index_A[group]; 500 501 val32 = rtl8xxxu_read32(priv, REG_TX_AGC_A_CCK1_MCS32); 502 val32 &= 0xffff00ff; 503 val32 |= (cck << 8); 504 rtl8xxxu_write32(priv, REG_TX_AGC_A_CCK1_MCS32, val32); 505 506 val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11); 507 val32 &= 0xff; 508 val32 |= ((cck << 8) | (cck << 16) | (cck << 24)); 509 rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11, val32); 510 511 ofdmbase = priv->ht40_1s_tx_power_index_A[group]; 512 ofdmbase += priv->ofdm_tx_power_diff[tx_idx].a; 513 ofdm = ofdmbase | ofdmbase << 8 | ofdmbase << 16 | ofdmbase << 24; 514 515 rtl8xxxu_write32(priv, REG_TX_AGC_A_RATE18_06, ofdm); 516 rtl8xxxu_write32(priv, REG_TX_AGC_A_RATE54_24, ofdm); 517 518 mcsbase = priv->ht40_1s_tx_power_index_A[group]; 519 if (ht40) 520 mcsbase += priv->ht40_tx_power_diff[tx_idx++].a; 521 else 522 mcsbase += priv->ht20_tx_power_diff[tx_idx++].a; 523 mcs = mcsbase | mcsbase << 8 | mcsbase << 16 | mcsbase << 24; 524 525 rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS03_MCS00, mcs); 526 rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS07_MCS04, mcs); 527 rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS11_MCS08, mcs); 528 rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS15_MCS12, mcs); 529 530 if (priv->tx_paths > 1) { 531 cck = priv->cck_tx_power_index_B[group]; 532 533 val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK1_55_MCS32); 534 val32 &= 0xff; 535 val32 |= ((cck << 8) | (cck << 16) | (cck << 24)); 536 rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK1_55_MCS32, val32); 537 538 val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11); 539 val32 &= 0xffffff00; 540 val32 |= cck; 541 rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11, val32); 542 543 ofdmbase = priv->ht40_1s_tx_power_index_B[group]; 544 ofdmbase += priv->ofdm_tx_power_diff[tx_idx].b; 545 ofdm = ofdmbase | ofdmbase << 8 | 546 ofdmbase << 16 | ofdmbase << 24; 547 548 rtl8xxxu_write32(priv, REG_TX_AGC_B_RATE18_06, ofdm); 549 rtl8xxxu_write32(priv, REG_TX_AGC_B_RATE54_24, ofdm); 550 551 mcsbase = priv->ht40_1s_tx_power_index_B[group]; 552 if (ht40) 553 mcsbase += priv->ht40_tx_power_diff[tx_idx++].b; 554 else 555 mcsbase += priv->ht20_tx_power_diff[tx_idx++].b; 556 mcs = mcsbase | mcsbase << 8 | mcsbase << 16 | mcsbase << 24; 557 558 rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS03_MCS00, mcs); 559 rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS07_MCS04, mcs); 560 rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS11_MCS08, mcs); 561 rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS15_MCS12, mcs); 562 } 563 } 564 565 static int rtl8192eu_parse_efuse(struct rtl8xxxu_priv *priv) 566 { 567 struct rtl8192eu_efuse *efuse = &priv->efuse_wifi.efuse8192eu; 568 int i; 569 570 if (efuse->rtl_id != cpu_to_le16(0x8129)) 571 return -EINVAL; 572 573 ether_addr_copy(priv->mac_addr, efuse->mac_addr); 574 575 memcpy(priv->cck_tx_power_index_A, efuse->tx_power_index_A.cck_base, 576 sizeof(efuse->tx_power_index_A.cck_base)); 577 memcpy(priv->cck_tx_power_index_B, efuse->tx_power_index_B.cck_base, 578 sizeof(efuse->tx_power_index_B.cck_base)); 579 580 memcpy(priv->ht40_1s_tx_power_index_A, 581 efuse->tx_power_index_A.ht40_base, 582 sizeof(efuse->tx_power_index_A.ht40_base)); 583 memcpy(priv->ht40_1s_tx_power_index_B, 584 efuse->tx_power_index_B.ht40_base, 585 sizeof(efuse->tx_power_index_B.ht40_base)); 586 587 priv->ht20_tx_power_diff[0].a = 588 efuse->tx_power_index_A.ht20_ofdm_1s_diff.b; 589 priv->ht20_tx_power_diff[0].b = 590 efuse->tx_power_index_B.ht20_ofdm_1s_diff.b; 591 592 priv->ht40_tx_power_diff[0].a = 0; 593 priv->ht40_tx_power_diff[0].b = 0; 594 595 for (i = 1; i < RTL8723B_TX_COUNT; i++) { 596 priv->ofdm_tx_power_diff[i].a = 597 efuse->tx_power_index_A.pwr_diff[i - 1].ofdm; 598 priv->ofdm_tx_power_diff[i].b = 599 efuse->tx_power_index_B.pwr_diff[i - 1].ofdm; 600 601 priv->ht20_tx_power_diff[i].a = 602 efuse->tx_power_index_A.pwr_diff[i - 1].ht20; 603 priv->ht20_tx_power_diff[i].b = 604 efuse->tx_power_index_B.pwr_diff[i - 1].ht20; 605 606 priv->ht40_tx_power_diff[i].a = 607 efuse->tx_power_index_A.pwr_diff[i - 1].ht40; 608 priv->ht40_tx_power_diff[i].b = 609 efuse->tx_power_index_B.pwr_diff[i - 1].ht40; 610 } 611 612 priv->has_xtalk = 1; 613 priv->xtalk = priv->efuse_wifi.efuse8192eu.xtal_k & 0x3f; 614 615 dev_info(&priv->udev->dev, "Vendor: %.7s\n", efuse->vendor_name); 616 dev_info(&priv->udev->dev, "Product: %.11s\n", efuse->device_name); 617 dev_info(&priv->udev->dev, "Serial: %.11s\n", efuse->serial); 618 619 if (rtl8xxxu_debug & RTL8XXXU_DEBUG_EFUSE) { 620 unsigned char *raw = priv->efuse_wifi.raw; 621 622 dev_info(&priv->udev->dev, 623 "%s: dumping efuse (0x%02zx bytes):\n", 624 __func__, sizeof(struct rtl8192eu_efuse)); 625 for (i = 0; i < sizeof(struct rtl8192eu_efuse); i += 8) { 626 dev_info(&priv->udev->dev, "%02x: " 627 "%02x %02x %02x %02x %02x %02x %02x %02x\n", i, 628 raw[i], raw[i + 1], raw[i + 2], 629 raw[i + 3], raw[i + 4], raw[i + 5], 630 raw[i + 6], raw[i + 7]); 631 } 632 } 633 return 0; 634 } 635 636 static int rtl8192eu_load_firmware(struct rtl8xxxu_priv *priv) 637 { 638 char *fw_name; 639 int ret; 640 641 fw_name = "rtlwifi/rtl8192eu_nic.bin"; 642 643 ret = rtl8xxxu_load_firmware(priv, fw_name); 644 645 return ret; 646 } 647 648 static void rtl8192eu_init_phy_bb(struct rtl8xxxu_priv *priv) 649 { 650 u8 val8; 651 u16 val16; 652 653 val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC); 654 val16 |= SYS_FUNC_BB_GLB_RSTN | SYS_FUNC_BBRSTB | SYS_FUNC_DIO_RF; 655 rtl8xxxu_write16(priv, REG_SYS_FUNC, val16); 656 657 /* 6. 0x1f[7:0] = 0x07 */ 658 val8 = RF_ENABLE | RF_RSTB | RF_SDMRSTB; 659 rtl8xxxu_write8(priv, REG_RF_CTRL, val8); 660 661 val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC); 662 val16 |= (SYS_FUNC_USBA | SYS_FUNC_USBD | SYS_FUNC_DIO_RF | 663 SYS_FUNC_BB_GLB_RSTN | SYS_FUNC_BBRSTB); 664 rtl8xxxu_write16(priv, REG_SYS_FUNC, val16); 665 val8 = RF_ENABLE | RF_RSTB | RF_SDMRSTB; 666 rtl8xxxu_write8(priv, REG_RF_CTRL, val8); 667 rtl8xxxu_init_phy_regs(priv, rtl8192eu_phy_init_table); 668 669 if (priv->hi_pa) 670 rtl8xxxu_init_phy_regs(priv, rtl8xxx_agc_8192eu_highpa_table); 671 else 672 rtl8xxxu_init_phy_regs(priv, rtl8xxx_agc_8192eu_std_table); 673 } 674 675 static int rtl8192eu_init_phy_rf(struct rtl8xxxu_priv *priv) 676 { 677 int ret; 678 679 ret = rtl8xxxu_init_phy_rf(priv, rtl8192eu_radioa_init_table, RF_A); 680 if (ret) 681 goto exit; 682 683 ret = rtl8xxxu_init_phy_rf(priv, rtl8192eu_radiob_init_table, RF_B); 684 685 exit: 686 return ret; 687 } 688 689 static int rtl8192eu_iqk_path_a(struct rtl8xxxu_priv *priv) 690 { 691 u32 reg_eac, reg_e94, reg_e9c; 692 int result = 0; 693 694 /* 695 * TX IQK 696 * PA/PAD controlled by 0x0 697 */ 698 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); 699 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_DF, 0x00180); 700 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); 701 702 /* Path A IQK setting */ 703 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x18008c1c); 704 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c); 705 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x38008c1c); 706 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c); 707 708 rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x82140303); 709 rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x68160000); 710 711 /* LO calibration setting */ 712 rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x00462911); 713 714 /* One shot, path A LOK & IQK */ 715 rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf9000000); 716 rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); 717 718 mdelay(10); 719 720 /* Check failed */ 721 reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); 722 reg_e94 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_A); 723 reg_e9c = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_A); 724 725 if (!(reg_eac & BIT(28)) && 726 ((reg_e94 & 0x03ff0000) != 0x01420000) && 727 ((reg_e9c & 0x03ff0000) != 0x00420000)) 728 result |= 0x01; 729 730 return result; 731 } 732 733 static int rtl8192eu_rx_iqk_path_a(struct rtl8xxxu_priv *priv) 734 { 735 u32 reg_ea4, reg_eac, reg_e94, reg_e9c, val32; 736 int result = 0; 737 738 /* Leave IQK mode */ 739 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00); 740 741 /* Enable path A PA in TX IQK mode */ 742 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_WE_LUT, 0x800a0); 743 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_RCK_OS, 0x30000); 744 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G1, 0x0000f); 745 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G2, 0xf117b); 746 747 /* PA/PAD control by 0x56, and set = 0x0 */ 748 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_DF, 0x00980); 749 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_56, 0x51000); 750 751 /* Enter IQK mode */ 752 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); 753 754 /* TX IQK setting */ 755 rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00); 756 rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800); 757 758 /* path-A IQK setting */ 759 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x18008c1c); 760 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c); 761 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x38008c1c); 762 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c); 763 764 rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x82160c1f); 765 rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x68160c1f); 766 767 /* LO calibration setting */ 768 rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x0046a911); 769 770 /* One shot, path A LOK & IQK */ 771 rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xfa000000); 772 rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); 773 774 mdelay(10); 775 776 /* Check failed */ 777 reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); 778 reg_e94 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_A); 779 reg_e9c = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_A); 780 781 if (!(reg_eac & BIT(28)) && 782 ((reg_e94 & 0x03ff0000) != 0x01420000) && 783 ((reg_e9c & 0x03ff0000) != 0x00420000)) { 784 result |= 0x01; 785 } else { 786 /* PA/PAD controlled by 0x0 */ 787 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); 788 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_DF, 0x180); 789 goto out; 790 } 791 792 val32 = 0x80007c00 | 793 (reg_e94 & 0x03ff0000) | ((reg_e9c >> 16) & 0x03ff); 794 rtl8xxxu_write32(priv, REG_TX_IQK, val32); 795 796 /* Modify RX IQK mode table */ 797 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); 798 799 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_WE_LUT, 0x800a0); 800 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_RCK_OS, 0x30000); 801 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G1, 0x0000f); 802 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G2, 0xf7ffa); 803 804 /* PA/PAD control by 0x56, and set = 0x0 */ 805 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_DF, 0x00980); 806 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_56, 0x51000); 807 808 /* Enter IQK mode */ 809 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); 810 811 /* IQK setting */ 812 rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800); 813 814 /* Path A IQK setting */ 815 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x38008c1c); 816 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x18008c1c); 817 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x38008c1c); 818 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c); 819 820 rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x82160c1f); 821 rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x28160c1f); 822 823 /* LO calibration setting */ 824 rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x0046a891); 825 826 /* One shot, path A LOK & IQK */ 827 rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xfa000000); 828 rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); 829 830 mdelay(10); 831 832 reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); 833 reg_ea4 = rtl8xxxu_read32(priv, REG_RX_POWER_BEFORE_IQK_A_2); 834 835 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); 836 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_DF, 0x180); 837 838 if (!(reg_eac & BIT(27)) && 839 ((reg_ea4 & 0x03ff0000) != 0x01320000) && 840 ((reg_eac & 0x03ff0000) != 0x00360000)) 841 result |= 0x02; 842 else 843 dev_warn(&priv->udev->dev, "%s: Path A RX IQK failed!\n", 844 __func__); 845 846 out: 847 return result; 848 } 849 850 static int rtl8192eu_iqk_path_b(struct rtl8xxxu_priv *priv) 851 { 852 u32 reg_eac, reg_eb4, reg_ebc; 853 int result = 0; 854 855 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); 856 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_UNKNOWN_DF, 0x00180); 857 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); 858 859 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); 860 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); 861 862 /* Path B IQK setting */ 863 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x38008c1c); 864 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c); 865 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x18008c1c); 866 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c); 867 868 rtl8xxxu_write32(priv, REG_TX_IQK_PI_B, 0x821403e2); 869 rtl8xxxu_write32(priv, REG_RX_IQK_PI_B, 0x68160000); 870 871 /* LO calibration setting */ 872 rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x00492911); 873 874 /* One shot, path A LOK & IQK */ 875 rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xfa000000); 876 rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); 877 878 mdelay(1); 879 880 /* Check failed */ 881 reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); 882 reg_eb4 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B); 883 reg_ebc = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B); 884 885 if (!(reg_eac & BIT(31)) && 886 ((reg_eb4 & 0x03ff0000) != 0x01420000) && 887 ((reg_ebc & 0x03ff0000) != 0x00420000)) 888 result |= 0x01; 889 else 890 dev_warn(&priv->udev->dev, "%s: Path B IQK failed!\n", 891 __func__); 892 893 return result; 894 } 895 896 static int rtl8192eu_rx_iqk_path_b(struct rtl8xxxu_priv *priv) 897 { 898 u32 reg_eac, reg_eb4, reg_ebc, reg_ec4, reg_ecc, val32; 899 int result = 0; 900 901 /* Leave IQK mode */ 902 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); 903 904 /* Enable path A PA in TX IQK mode */ 905 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_WE_LUT, 0x800a0); 906 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_RCK_OS, 0x30000); 907 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G1, 0x0000f); 908 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G2, 0xf117b); 909 910 /* PA/PAD control by 0x56, and set = 0x0 */ 911 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_UNKNOWN_DF, 0x00980); 912 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_UNKNOWN_56, 0x51000); 913 914 /* Enter IQK mode */ 915 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); 916 917 /* TX IQK setting */ 918 rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00); 919 rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800); 920 921 /* path-A IQK setting */ 922 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x38008c1c); 923 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c); 924 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x18008c1c); 925 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c); 926 927 rtl8xxxu_write32(priv, REG_TX_IQK_PI_B, 0x82160c1f); 928 rtl8xxxu_write32(priv, REG_RX_IQK_PI_B, 0x68160c1f); 929 930 /* LO calibration setting */ 931 rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x0046a911); 932 933 /* One shot, path A LOK & IQK */ 934 rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xfa000000); 935 rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); 936 937 mdelay(10); 938 939 /* Check failed */ 940 reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); 941 reg_eb4 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B); 942 reg_ebc = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B); 943 944 if (!(reg_eac & BIT(31)) && 945 ((reg_eb4 & 0x03ff0000) != 0x01420000) && 946 ((reg_ebc & 0x03ff0000) != 0x00420000)) { 947 result |= 0x01; 948 } else { 949 /* 950 * PA/PAD controlled by 0x0 951 * Vendor driver restores RF_A here which I believe is a bug 952 */ 953 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); 954 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_UNKNOWN_DF, 0x180); 955 goto out; 956 } 957 958 val32 = 0x80007c00 | 959 (reg_eb4 & 0x03ff0000) | ((reg_ebc >> 16) & 0x03ff); 960 rtl8xxxu_write32(priv, REG_TX_IQK, val32); 961 962 /* Modify RX IQK mode table */ 963 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); 964 965 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_WE_LUT, 0x800a0); 966 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_RCK_OS, 0x30000); 967 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G1, 0x0000f); 968 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G2, 0xf7ffa); 969 970 /* PA/PAD control by 0x56, and set = 0x0 */ 971 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_UNKNOWN_DF, 0x00980); 972 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_UNKNOWN_56, 0x51000); 973 974 /* Enter IQK mode */ 975 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); 976 977 /* IQK setting */ 978 rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800); 979 980 /* Path A IQK setting */ 981 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x38008c1c); 982 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c); 983 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x38008c1c); 984 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x18008c1c); 985 986 rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x82160c1f); 987 rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x28160c1f); 988 989 /* LO calibration setting */ 990 rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x0046a891); 991 992 /* One shot, path A LOK & IQK */ 993 rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xfa000000); 994 rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); 995 996 mdelay(10); 997 998 reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); 999 reg_ec4 = rtl8xxxu_read32(priv, REG_RX_POWER_BEFORE_IQK_B_2); 1000 reg_ecc = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_B_2); 1001 1002 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); 1003 rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_UNKNOWN_DF, 0x180); 1004 1005 if (!(reg_eac & BIT(30)) && 1006 ((reg_ec4 & 0x03ff0000) != 0x01320000) && 1007 ((reg_ecc & 0x03ff0000) != 0x00360000)) 1008 result |= 0x02; 1009 else 1010 dev_warn(&priv->udev->dev, "%s: Path B RX IQK failed!\n", 1011 __func__); 1012 1013 out: 1014 return result; 1015 } 1016 1017 static void rtl8192eu_phy_iqcalibrate(struct rtl8xxxu_priv *priv, 1018 int result[][8], int t) 1019 { 1020 struct device *dev = &priv->udev->dev; 1021 u32 i, val32; 1022 int path_a_ok, path_b_ok; 1023 int retry = 2; 1024 const u32 adda_regs[RTL8XXXU_ADDA_REGS] = { 1025 REG_FPGA0_XCD_SWITCH_CTRL, REG_BLUETOOTH, 1026 REG_RX_WAIT_CCA, REG_TX_CCK_RFON, 1027 REG_TX_CCK_BBON, REG_TX_OFDM_RFON, 1028 REG_TX_OFDM_BBON, REG_TX_TO_RX, 1029 REG_TX_TO_TX, REG_RX_CCK, 1030 REG_RX_OFDM, REG_RX_WAIT_RIFS, 1031 REG_RX_TO_RX, REG_STANDBY, 1032 REG_SLEEP, REG_PMPD_ANAEN 1033 }; 1034 const u32 iqk_mac_regs[RTL8XXXU_MAC_REGS] = { 1035 REG_TXPAUSE, REG_BEACON_CTRL, 1036 REG_BEACON_CTRL_1, REG_GPIO_MUXCFG 1037 }; 1038 const u32 iqk_bb_regs[RTL8XXXU_BB_REGS] = { 1039 REG_OFDM0_TRX_PATH_ENABLE, REG_OFDM0_TR_MUX_PAR, 1040 REG_FPGA0_XCD_RF_SW_CTRL, REG_CONFIG_ANT_A, REG_CONFIG_ANT_B, 1041 REG_FPGA0_XAB_RF_SW_CTRL, REG_FPGA0_XA_RF_INT_OE, 1042 REG_FPGA0_XB_RF_INT_OE, REG_CCK0_AFE_SETTING 1043 }; 1044 u8 xa_agc = rtl8xxxu_read32(priv, REG_OFDM0_XA_AGC_CORE1) & 0xff; 1045 u8 xb_agc = rtl8xxxu_read32(priv, REG_OFDM0_XB_AGC_CORE1) & 0xff; 1046 1047 /* 1048 * Note: IQ calibration must be performed after loading 1049 * PHY_REG.txt , and radio_a, radio_b.txt 1050 */ 1051 1052 if (t == 0) { 1053 /* Save ADDA parameters, turn Path A ADDA on */ 1054 rtl8xxxu_save_regs(priv, adda_regs, priv->adda_backup, 1055 RTL8XXXU_ADDA_REGS); 1056 rtl8xxxu_save_mac_regs(priv, iqk_mac_regs, priv->mac_backup); 1057 rtl8xxxu_save_regs(priv, iqk_bb_regs, 1058 priv->bb_backup, RTL8XXXU_BB_REGS); 1059 } 1060 1061 rtl8xxxu_path_adda_on(priv, adda_regs, true); 1062 1063 /* MAC settings */ 1064 rtl8xxxu_mac_calibration(priv, iqk_mac_regs, priv->mac_backup); 1065 1066 val32 = rtl8xxxu_read32(priv, REG_CCK0_AFE_SETTING); 1067 val32 |= 0x0f000000; 1068 rtl8xxxu_write32(priv, REG_CCK0_AFE_SETTING, val32); 1069 1070 rtl8xxxu_write32(priv, REG_OFDM0_TRX_PATH_ENABLE, 0x03a05600); 1071 rtl8xxxu_write32(priv, REG_OFDM0_TR_MUX_PAR, 0x000800e4); 1072 rtl8xxxu_write32(priv, REG_FPGA0_XCD_RF_SW_CTRL, 0x22208200); 1073 1074 val32 = rtl8xxxu_read32(priv, REG_FPGA0_XAB_RF_SW_CTRL); 1075 val32 |= (FPGA0_RF_PAPE | (FPGA0_RF_PAPE << FPGA0_RF_BD_CTRL_SHIFT)); 1076 rtl8xxxu_write32(priv, REG_FPGA0_XAB_RF_SW_CTRL, val32); 1077 1078 val32 = rtl8xxxu_read32(priv, REG_FPGA0_XA_RF_INT_OE); 1079 val32 |= BIT(10); 1080 rtl8xxxu_write32(priv, REG_FPGA0_XA_RF_INT_OE, val32); 1081 val32 = rtl8xxxu_read32(priv, REG_FPGA0_XB_RF_INT_OE); 1082 val32 |= BIT(10); 1083 rtl8xxxu_write32(priv, REG_FPGA0_XB_RF_INT_OE, val32); 1084 1085 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); 1086 rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00); 1087 rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800); 1088 1089 for (i = 0; i < retry; i++) { 1090 path_a_ok = rtl8192eu_iqk_path_a(priv); 1091 if (path_a_ok == 0x01) { 1092 val32 = rtl8xxxu_read32(priv, 1093 REG_TX_POWER_BEFORE_IQK_A); 1094 result[t][0] = (val32 >> 16) & 0x3ff; 1095 val32 = rtl8xxxu_read32(priv, 1096 REG_TX_POWER_AFTER_IQK_A); 1097 result[t][1] = (val32 >> 16) & 0x3ff; 1098 1099 break; 1100 } 1101 } 1102 1103 if (!path_a_ok) 1104 dev_dbg(dev, "%s: Path A TX IQK failed!\n", __func__); 1105 1106 for (i = 0; i < retry; i++) { 1107 path_a_ok = rtl8192eu_rx_iqk_path_a(priv); 1108 if (path_a_ok == 0x03) { 1109 val32 = rtl8xxxu_read32(priv, 1110 REG_RX_POWER_BEFORE_IQK_A_2); 1111 result[t][2] = (val32 >> 16) & 0x3ff; 1112 val32 = rtl8xxxu_read32(priv, 1113 REG_RX_POWER_AFTER_IQK_A_2); 1114 result[t][3] = (val32 >> 16) & 0x3ff; 1115 1116 break; 1117 } 1118 } 1119 1120 if (!path_a_ok) 1121 dev_dbg(dev, "%s: Path A RX IQK failed!\n", __func__); 1122 1123 if (priv->rf_paths > 1) { 1124 /* Path A into standby */ 1125 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); 1126 rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_AC, 0x10000); 1127 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); 1128 1129 /* Turn Path B ADDA on */ 1130 rtl8xxxu_path_adda_on(priv, adda_regs, false); 1131 1132 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); 1133 rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00); 1134 rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800); 1135 1136 for (i = 0; i < retry; i++) { 1137 path_b_ok = rtl8192eu_iqk_path_b(priv); 1138 if (path_b_ok == 0x01) { 1139 val32 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B); 1140 result[t][4] = (val32 >> 16) & 0x3ff; 1141 val32 = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B); 1142 result[t][5] = (val32 >> 16) & 0x3ff; 1143 break; 1144 } 1145 } 1146 1147 if (!path_b_ok) 1148 dev_dbg(dev, "%s: Path B IQK failed!\n", __func__); 1149 1150 for (i = 0; i < retry; i++) { 1151 path_b_ok = rtl8192eu_rx_iqk_path_b(priv); 1152 if (path_a_ok == 0x03) { 1153 val32 = rtl8xxxu_read32(priv, 1154 REG_RX_POWER_BEFORE_IQK_B_2); 1155 result[t][6] = (val32 >> 16) & 0x3ff; 1156 val32 = rtl8xxxu_read32(priv, 1157 REG_RX_POWER_AFTER_IQK_B_2); 1158 result[t][7] = (val32 >> 16) & 0x3ff; 1159 break; 1160 } 1161 } 1162 1163 if (!path_b_ok) 1164 dev_dbg(dev, "%s: Path B RX IQK failed!\n", __func__); 1165 } 1166 1167 /* Back to BB mode, load original value */ 1168 rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); 1169 1170 if (t) { 1171 /* Reload ADDA power saving parameters */ 1172 rtl8xxxu_restore_regs(priv, adda_regs, priv->adda_backup, 1173 RTL8XXXU_ADDA_REGS); 1174 1175 /* Reload MAC parameters */ 1176 rtl8xxxu_restore_mac_regs(priv, iqk_mac_regs, priv->mac_backup); 1177 1178 /* Reload BB parameters */ 1179 rtl8xxxu_restore_regs(priv, iqk_bb_regs, 1180 priv->bb_backup, RTL8XXXU_BB_REGS); 1181 1182 /* Restore RX initial gain */ 1183 val32 = rtl8xxxu_read32(priv, REG_OFDM0_XA_AGC_CORE1); 1184 val32 &= 0xffffff00; 1185 rtl8xxxu_write32(priv, REG_OFDM0_XA_AGC_CORE1, val32 | 0x50); 1186 rtl8xxxu_write32(priv, REG_OFDM0_XA_AGC_CORE1, val32 | xa_agc); 1187 1188 if (priv->rf_paths > 1) { 1189 val32 = rtl8xxxu_read32(priv, REG_OFDM0_XB_AGC_CORE1); 1190 val32 &= 0xffffff00; 1191 rtl8xxxu_write32(priv, REG_OFDM0_XB_AGC_CORE1, 1192 val32 | 0x50); 1193 rtl8xxxu_write32(priv, REG_OFDM0_XB_AGC_CORE1, 1194 val32 | xb_agc); 1195 } 1196 1197 /* Load 0xe30 IQC default value */ 1198 rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x01008c00); 1199 rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x01008c00); 1200 } 1201 } 1202 1203 static void rtl8192eu_phy_iq_calibrate(struct rtl8xxxu_priv *priv) 1204 { 1205 struct device *dev = &priv->udev->dev; 1206 int result[4][8]; /* last is final result */ 1207 int i, candidate; 1208 bool path_a_ok, path_b_ok; 1209 u32 reg_e94, reg_e9c, reg_ea4, reg_eac; 1210 u32 reg_eb4, reg_ebc, reg_ec4, reg_ecc; 1211 bool simu; 1212 1213 memset(result, 0, sizeof(result)); 1214 candidate = -1; 1215 1216 path_a_ok = false; 1217 path_b_ok = false; 1218 1219 for (i = 0; i < 3; i++) { 1220 rtl8192eu_phy_iqcalibrate(priv, result, i); 1221 1222 if (i == 1) { 1223 simu = rtl8xxxu_gen2_simularity_compare(priv, 1224 result, 0, 1); 1225 if (simu) { 1226 candidate = 0; 1227 break; 1228 } 1229 } 1230 1231 if (i == 2) { 1232 simu = rtl8xxxu_gen2_simularity_compare(priv, 1233 result, 0, 2); 1234 if (simu) { 1235 candidate = 0; 1236 break; 1237 } 1238 1239 simu = rtl8xxxu_gen2_simularity_compare(priv, 1240 result, 1, 2); 1241 if (simu) 1242 candidate = 1; 1243 else 1244 candidate = 3; 1245 } 1246 } 1247 1248 for (i = 0; i < 4; i++) { 1249 reg_e94 = result[i][0]; 1250 reg_e9c = result[i][1]; 1251 reg_ea4 = result[i][2]; 1252 reg_eac = result[i][3]; 1253 reg_eb4 = result[i][4]; 1254 reg_ebc = result[i][5]; 1255 reg_ec4 = result[i][6]; 1256 reg_ecc = result[i][7]; 1257 } 1258 1259 if (candidate >= 0) { 1260 reg_e94 = result[candidate][0]; 1261 priv->rege94 = reg_e94; 1262 reg_e9c = result[candidate][1]; 1263 priv->rege9c = reg_e9c; 1264 reg_ea4 = result[candidate][2]; 1265 reg_eac = result[candidate][3]; 1266 reg_eb4 = result[candidate][4]; 1267 priv->regeb4 = reg_eb4; 1268 reg_ebc = result[candidate][5]; 1269 priv->regebc = reg_ebc; 1270 reg_ec4 = result[candidate][6]; 1271 reg_ecc = result[candidate][7]; 1272 dev_dbg(dev, "%s: candidate is %x\n", __func__, candidate); 1273 dev_dbg(dev, 1274 "%s: e94 =%x e9c=%x ea4=%x eac=%x eb4=%x ebc=%x ec4=%x " 1275 "ecc=%x\n ", __func__, reg_e94, reg_e9c, 1276 reg_ea4, reg_eac, reg_eb4, reg_ebc, reg_ec4, reg_ecc); 1277 path_a_ok = true; 1278 path_b_ok = true; 1279 } else { 1280 reg_e94 = reg_eb4 = priv->rege94 = priv->regeb4 = 0x100; 1281 reg_e9c = reg_ebc = priv->rege9c = priv->regebc = 0x0; 1282 } 1283 1284 if (reg_e94 && candidate >= 0) 1285 rtl8xxxu_fill_iqk_matrix_a(priv, path_a_ok, result, 1286 candidate, (reg_ea4 == 0)); 1287 1288 if (priv->rf_paths > 1) 1289 rtl8xxxu_fill_iqk_matrix_b(priv, path_b_ok, result, 1290 candidate, (reg_ec4 == 0)); 1291 1292 rtl8xxxu_save_regs(priv, rtl8xxxu_iqk_phy_iq_bb_reg, 1293 priv->bb_recovery_backup, RTL8XXXU_BB_REGS); 1294 } 1295 1296 /* 1297 * This is needed for 8723bu as well, presumable 1298 */ 1299 static void rtl8192e_crystal_afe_adjust(struct rtl8xxxu_priv *priv) 1300 { 1301 u8 val8; 1302 u32 val32; 1303 1304 /* 1305 * 40Mhz crystal source, MAC 0x28[2]=0 1306 */ 1307 val8 = rtl8xxxu_read8(priv, REG_AFE_PLL_CTRL); 1308 val8 &= 0xfb; 1309 rtl8xxxu_write8(priv, REG_AFE_PLL_CTRL, val8); 1310 1311 val32 = rtl8xxxu_read32(priv, REG_AFE_CTRL4); 1312 val32 &= 0xfffffc7f; 1313 rtl8xxxu_write32(priv, REG_AFE_CTRL4, val32); 1314 1315 /* 1316 * 92e AFE parameter 1317 * AFE PLL KVCO selection, MAC 0x28[6]=1 1318 */ 1319 val8 = rtl8xxxu_read8(priv, REG_AFE_PLL_CTRL); 1320 val8 &= 0xbf; 1321 rtl8xxxu_write8(priv, REG_AFE_PLL_CTRL, val8); 1322 1323 /* 1324 * AFE PLL KVCO selection, MAC 0x78[21]=0 1325 */ 1326 val32 = rtl8xxxu_read32(priv, REG_AFE_CTRL4); 1327 val32 &= 0xffdfffff; 1328 rtl8xxxu_write32(priv, REG_AFE_CTRL4, val32); 1329 } 1330 1331 static void rtl8192e_disabled_to_emu(struct rtl8xxxu_priv *priv) 1332 { 1333 u8 val8; 1334 1335 /* Clear suspend enable and power down enable*/ 1336 val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); 1337 val8 &= ~(BIT(3) | BIT(4)); 1338 rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8); 1339 } 1340 1341 static int rtl8192e_emu_to_active(struct rtl8xxxu_priv *priv) 1342 { 1343 u8 val8; 1344 u32 val32; 1345 int count, ret = 0; 1346 1347 /* disable HWPDN 0x04[15]=0*/ 1348 val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); 1349 val8 &= ~BIT(7); 1350 rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8); 1351 1352 /* disable SW LPS 0x04[10]= 0 */ 1353 val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); 1354 val8 &= ~BIT(2); 1355 rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8); 1356 1357 /* disable WL suspend*/ 1358 val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); 1359 val8 &= ~(BIT(3) | BIT(4)); 1360 rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8); 1361 1362 /* wait till 0x04[17] = 1 power ready*/ 1363 for (count = RTL8XXXU_MAX_REG_POLL; count; count--) { 1364 val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO); 1365 if (val32 & BIT(17)) 1366 break; 1367 1368 udelay(10); 1369 } 1370 1371 if (!count) { 1372 ret = -EBUSY; 1373 goto exit; 1374 } 1375 1376 /* We should be able to optimize the following three entries into one */ 1377 1378 /* release WLON reset 0x04[16]= 1*/ 1379 val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 2); 1380 val8 |= BIT(0); 1381 rtl8xxxu_write8(priv, REG_APS_FSMCO + 2, val8); 1382 1383 /* set, then poll until 0 */ 1384 val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO); 1385 val32 |= APS_FSMCO_MAC_ENABLE; 1386 rtl8xxxu_write32(priv, REG_APS_FSMCO, val32); 1387 1388 for (count = RTL8XXXU_MAX_REG_POLL; count; count--) { 1389 val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO); 1390 if ((val32 & APS_FSMCO_MAC_ENABLE) == 0) { 1391 ret = 0; 1392 break; 1393 } 1394 udelay(10); 1395 } 1396 1397 if (!count) { 1398 ret = -EBUSY; 1399 goto exit; 1400 } 1401 1402 exit: 1403 return ret; 1404 } 1405 1406 static int rtl8192eu_power_on(struct rtl8xxxu_priv *priv) 1407 { 1408 u16 val16; 1409 u32 val32; 1410 int ret; 1411 1412 ret = 0; 1413 1414 val32 = rtl8xxxu_read32(priv, REG_SYS_CFG); 1415 if (val32 & SYS_CFG_SPS_LDO_SEL) { 1416 rtl8xxxu_write8(priv, REG_LDO_SW_CTRL, 0xc3); 1417 } else { 1418 /* 1419 * Raise 1.2V voltage 1420 */ 1421 val32 = rtl8xxxu_read32(priv, REG_8192E_LDOV12_CTRL); 1422 val32 &= 0xff0fffff; 1423 val32 |= 0x00500000; 1424 rtl8xxxu_write32(priv, REG_8192E_LDOV12_CTRL, val32); 1425 rtl8xxxu_write8(priv, REG_LDO_SW_CTRL, 0x83); 1426 } 1427 1428 /* 1429 * Adjust AFE before enabling PLL 1430 */ 1431 rtl8192e_crystal_afe_adjust(priv); 1432 rtl8192e_disabled_to_emu(priv); 1433 1434 ret = rtl8192e_emu_to_active(priv); 1435 if (ret) 1436 goto exit; 1437 1438 rtl8xxxu_write16(priv, REG_CR, 0x0000); 1439 1440 /* 1441 * Enable MAC DMA/WMAC/SCHEDULE/SEC block 1442 * Set CR bit10 to enable 32k calibration. 1443 */ 1444 val16 = rtl8xxxu_read16(priv, REG_CR); 1445 val16 |= (CR_HCI_TXDMA_ENABLE | CR_HCI_RXDMA_ENABLE | 1446 CR_TXDMA_ENABLE | CR_RXDMA_ENABLE | 1447 CR_PROTOCOL_ENABLE | CR_SCHEDULE_ENABLE | 1448 CR_MAC_TX_ENABLE | CR_MAC_RX_ENABLE | 1449 CR_SECURITY_ENABLE | CR_CALTIMER_ENABLE); 1450 rtl8xxxu_write16(priv, REG_CR, val16); 1451 1452 exit: 1453 return ret; 1454 } 1455 1456 static void rtl8192e_enable_rf(struct rtl8xxxu_priv *priv) 1457 { 1458 u32 val32; 1459 u8 val8; 1460 1461 val8 = rtl8xxxu_read8(priv, REG_GPIO_MUXCFG); 1462 val8 |= BIT(5); 1463 rtl8xxxu_write8(priv, REG_GPIO_MUXCFG, val8); 1464 1465 /* 1466 * WLAN action by PTA 1467 */ 1468 rtl8xxxu_write8(priv, REG_WLAN_ACT_CONTROL_8723B, 0x04); 1469 1470 val32 = rtl8xxxu_read32(priv, REG_PWR_DATA); 1471 val32 |= PWR_DATA_EEPRPAD_RFE_CTRL_EN; 1472 rtl8xxxu_write32(priv, REG_PWR_DATA, val32); 1473 1474 val32 = rtl8xxxu_read32(priv, REG_RFE_BUFFER); 1475 val32 |= (BIT(0) | BIT(1)); 1476 rtl8xxxu_write32(priv, REG_RFE_BUFFER, val32); 1477 1478 rtl8xxxu_write8(priv, REG_RFE_CTRL_ANTA_SRC, 0x77); 1479 1480 val32 = rtl8xxxu_read32(priv, REG_LEDCFG0); 1481 val32 &= ~BIT(24); 1482 val32 |= BIT(23); 1483 rtl8xxxu_write32(priv, REG_LEDCFG0, val32); 1484 1485 /* 1486 * Fix external switch Main->S1, Aux->S0 1487 */ 1488 val8 = rtl8xxxu_read8(priv, REG_PAD_CTRL1); 1489 val8 &= ~BIT(0); 1490 rtl8xxxu_write8(priv, REG_PAD_CTRL1, val8); 1491 } 1492 1493 struct rtl8xxxu_fileops rtl8192eu_fops = { 1494 .parse_efuse = rtl8192eu_parse_efuse, 1495 .load_firmware = rtl8192eu_load_firmware, 1496 .power_on = rtl8192eu_power_on, 1497 .power_off = rtl8xxxu_power_off, 1498 .reset_8051 = rtl8xxxu_reset_8051, 1499 .llt_init = rtl8xxxu_auto_llt_table, 1500 .init_phy_bb = rtl8192eu_init_phy_bb, 1501 .init_phy_rf = rtl8192eu_init_phy_rf, 1502 .phy_iq_calibrate = rtl8192eu_phy_iq_calibrate, 1503 .config_channel = rtl8xxxu_gen2_config_channel, 1504 .parse_rx_desc = rtl8xxxu_parse_rxdesc24, 1505 .enable_rf = rtl8192e_enable_rf, 1506 .disable_rf = rtl8xxxu_gen2_disable_rf, 1507 .usb_quirks = rtl8xxxu_gen2_usb_quirks, 1508 .set_tx_power = rtl8192e_set_tx_power, 1509 .update_rate_mask = rtl8xxxu_gen2_update_rate_mask, 1510 .report_connect = rtl8xxxu_gen2_report_connect, 1511 .writeN_block_size = 128, 1512 .tx_desc_size = sizeof(struct rtl8xxxu_txdesc40), 1513 .rx_desc_size = sizeof(struct rtl8xxxu_rxdesc24), 1514 .has_s0s1 = 0, 1515 .adda_1t_init = 0x0fc01616, 1516 .adda_1t_path_on = 0x0fc01616, 1517 .adda_2t_path_on_a = 0x0fc01616, 1518 .adda_2t_path_on_b = 0x0fc01616, 1519 .trxff_boundary = 0x3cff, 1520 .mactable = rtl8192e_mac_init_table, 1521 .total_page_num = TX_TOTAL_PAGE_NUM_8192E, 1522 .page_num_hi = TX_PAGE_NUM_HI_PQ_8192E, 1523 .page_num_lo = TX_PAGE_NUM_LO_PQ_8192E, 1524 .page_num_norm = TX_PAGE_NUM_NORM_PQ_8192E, 1525 }; 1526