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1// SPDX-License-Identifier: GPL-2.0-only2/*3 * RTL8XXXU mac80211 USB driver - 8188c/8188r/8192c specific subdriver4 *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 provided11 * rtl8723au driver. As the Realtek 8xxx chips are very similar in12 * their programming interface, I have started adding support for13 * additional 8xxx chips like the 8192cu, 8188cus, etc.14 */15 16#include "regs.h"17#include "rtl8xxxu.h"18 19#ifdef CONFIG_RTL8XXXU_UNTESTED20static struct rtl8xxxu_power_base rtl8192c_power_base = {21 .reg_0e00 = 0x07090c0c,22 .reg_0e04 = 0x01020405,23 .reg_0e08 = 0x00000000,24 .reg_086c = 0x00000000,25 26 .reg_0e10 = 0x0b0c0c0e,27 .reg_0e14 = 0x01030506,28 .reg_0e18 = 0x0b0c0d0e,29 .reg_0e1c = 0x01030509,30 31 .reg_0830 = 0x07090c0c,32 .reg_0834 = 0x01020405,33 .reg_0838 = 0x00000000,34 .reg_086c_2 = 0x00000000,35 36 .reg_083c = 0x0b0c0d0e,37 .reg_0848 = 0x01030509,38 .reg_084c = 0x0b0c0d0e,39 .reg_0868 = 0x01030509,40};41 42static struct rtl8xxxu_power_base rtl8188r_power_base = {43 .reg_0e00 = 0x06080808,44 .reg_0e04 = 0x00040406,45 .reg_0e08 = 0x00000000,46 .reg_086c = 0x00000000,47 48 .reg_0e10 = 0x04060608,49 .reg_0e14 = 0x00020204,50 .reg_0e18 = 0x04060608,51 .reg_0e1c = 0x00020204,52 53 .reg_0830 = 0x06080808,54 .reg_0834 = 0x00040406,55 .reg_0838 = 0x00000000,56 .reg_086c_2 = 0x00000000,57 58 .reg_083c = 0x04060608,59 .reg_0848 = 0x00020204,60 .reg_084c = 0x04060608,61 .reg_0868 = 0x00020204,62};63 64static const struct rtl8xxxu_reg8val rtl8192cu_mac_init_table[] = {65 {0x420, 0x80}, {0x423, 0x00}, {0x430, 0x00}, {0x431, 0x00},66 {0x432, 0x00}, {0x433, 0x01}, {0x434, 0x04}, {0x435, 0x05},67 {0x436, 0x06}, {0x437, 0x07}, {0x438, 0x00}, {0x439, 0x00},68 {0x43a, 0x00}, {0x43b, 0x01}, {0x43c, 0x04}, {0x43d, 0x05},69 {0x43e, 0x06}, {0x43f, 0x07}, {0x440, 0x5d}, {0x441, 0x01},70 {0x442, 0x00}, {0x444, 0x15}, {0x445, 0xf0}, {0x446, 0x0f},71 {0x447, 0x00}, {0x458, 0x41}, {0x459, 0xa8}, {0x45a, 0x72},72 {0x45b, 0xb9}, {0x460, 0x66}, {0x461, 0x66}, {0x462, 0x08},73 {0x463, 0x03}, {0x4c8, 0xff}, {0x4c9, 0x08}, {0x4cc, 0xff},74 {0x4cd, 0xff}, {0x4ce, 0x01}, {0x500, 0x26}, {0x501, 0xa2},75 {0x502, 0x2f}, {0x503, 0x00}, {0x504, 0x28}, {0x505, 0xa3},76 {0x506, 0x5e}, {0x507, 0x00}, {0x508, 0x2b}, {0x509, 0xa4},77 {0x50a, 0x5e}, {0x50b, 0x00}, {0x50c, 0x4f}, {0x50d, 0xa4},78 {0x50e, 0x00}, {0x50f, 0x00}, {0x512, 0x1c}, {0x514, 0x0a},79 {0x515, 0x10}, {0x516, 0x0a}, {0x517, 0x10}, {0x51a, 0x16},80 {0x524, 0x0f}, {0x525, 0x4f}, {0x546, 0x40}, {0x547, 0x00},81 {0x550, 0x10}, {0x551, 0x10}, {0x559, 0x02}, {0x55a, 0x02},82 {0x55d, 0xff}, {0x605, 0x30}, {0x608, 0x0e}, {0x609, 0x2a},83 {0x652, 0x20}, {0x652, 0x20}, {0x63c, 0x08}, {0x63d, 0x08},84 {0x63e, 0x0c}, {0x63f, 0x0c}, {0x66e, 0x05}, {0x700, 0x21},85 {0x701, 0x43}, {0x702, 0x65}, {0x703, 0x87}, {0x708, 0x21},86 {0x709, 0x43}, {0x70a, 0x65}, {0x70b, 0x87},87 {0xffff, 0xff},88};89 90static const struct rtl8xxxu_rfregval rtl8192cu_radioa_2t_init_table[] = {91 {0x00, 0x00030159}, {0x01, 0x00031284},92 {0x02, 0x00098000}, {0x03, 0x00018c63},93 {0x04, 0x000210e7}, {0x09, 0x0002044f},94 {0x0a, 0x0001adb1}, {0x0b, 0x00054867},95 {0x0c, 0x0008992e}, {0x0d, 0x0000e52c},96 {0x0e, 0x00039ce7}, {0x0f, 0x00000451},97 {0x19, 0x00000000}, {0x1a, 0x00010255},98 {0x1b, 0x00060a00}, {0x1c, 0x000fc378},99 {0x1d, 0x000a1250}, {0x1e, 0x0004445f},100 {0x1f, 0x00080001}, {0x20, 0x0000b614},101 {0x21, 0x0006c000}, {0x22, 0x00000000},102 {0x23, 0x00001558}, {0x24, 0x00000060},103 {0x25, 0x00000483}, {0x26, 0x0004f000},104 {0x27, 0x000ec7d9}, {0x28, 0x000577c0},105 {0x29, 0x00004783}, {0x2a, 0x00000001},106 {0x2b, 0x00021334}, {0x2a, 0x00000000},107 {0x2b, 0x00000054}, {0x2a, 0x00000001},108 {0x2b, 0x00000808}, {0x2b, 0x00053333},109 {0x2c, 0x0000000c}, {0x2a, 0x00000002},110 {0x2b, 0x00000808}, {0x2b, 0x0005b333},111 {0x2c, 0x0000000d}, {0x2a, 0x00000003},112 {0x2b, 0x00000808}, {0x2b, 0x00063333},113 {0x2c, 0x0000000d}, {0x2a, 0x00000004},114 {0x2b, 0x00000808}, {0x2b, 0x0006b333},115 {0x2c, 0x0000000d}, {0x2a, 0x00000005},116 {0x2b, 0x00000808}, {0x2b, 0x00073333},117 {0x2c, 0x0000000d}, {0x2a, 0x00000006},118 {0x2b, 0x00000709}, {0x2b, 0x0005b333},119 {0x2c, 0x0000000d}, {0x2a, 0x00000007},120 {0x2b, 0x00000709}, {0x2b, 0x00063333},121 {0x2c, 0x0000000d}, {0x2a, 0x00000008},122 {0x2b, 0x0000060a}, {0x2b, 0x0004b333},123 {0x2c, 0x0000000d}, {0x2a, 0x00000009},124 {0x2b, 0x0000060a}, {0x2b, 0x00053333},125 {0x2c, 0x0000000d}, {0x2a, 0x0000000a},126 {0x2b, 0x0000060a}, {0x2b, 0x0005b333},127 {0x2c, 0x0000000d}, {0x2a, 0x0000000b},128 {0x2b, 0x0000060a}, {0x2b, 0x00063333},129 {0x2c, 0x0000000d}, {0x2a, 0x0000000c},130 {0x2b, 0x0000060a}, {0x2b, 0x0006b333},131 {0x2c, 0x0000000d}, {0x2a, 0x0000000d},132 {0x2b, 0x0000060a}, {0x2b, 0x00073333},133 {0x2c, 0x0000000d}, {0x2a, 0x0000000e},134 {0x2b, 0x0000050b}, {0x2b, 0x00066666},135 {0x2c, 0x0000001a}, {0x2a, 0x000e0000},136 {0x10, 0x0004000f}, {0x11, 0x000e31fc},137 {0x10, 0x0006000f}, {0x11, 0x000ff9f8},138 {0x10, 0x0002000f}, {0x11, 0x000203f9},139 {0x10, 0x0003000f}, {0x11, 0x000ff500},140 {0x10, 0x00000000}, {0x11, 0x00000000},141 {0x10, 0x0008000f}, {0x11, 0x0003f100},142 {0x10, 0x0009000f}, {0x11, 0x00023100},143 {0x12, 0x00032000}, {0x12, 0x00071000},144 {0x12, 0x000b0000}, {0x12, 0x000fc000},145 {0x13, 0x000287b3}, {0x13, 0x000244b7},146 {0x13, 0x000204ab}, {0x13, 0x0001c49f},147 {0x13, 0x00018493}, {0x13, 0x0001429b},148 {0x13, 0x00010299}, {0x13, 0x0000c29c},149 {0x13, 0x000081a0}, {0x13, 0x000040ac},150 {0x13, 0x00000020}, {0x14, 0x0001944c},151 {0x14, 0x00059444}, {0x14, 0x0009944c},152 {0x14, 0x000d9444}, {0x15, 0x0000f424},153 {0x15, 0x0004f424}, {0x15, 0x0008f424},154 {0x15, 0x000cf424}, {0x16, 0x000e0330},155 {0x16, 0x000a0330}, {0x16, 0x00060330},156 {0x16, 0x00020330}, {0x00, 0x00010159},157 {0x18, 0x0000f401}, {0xfe, 0x00000000},158 {0xfe, 0x00000000}, {0x1f, 0x00080003},159 {0xfe, 0x00000000}, {0xfe, 0x00000000},160 {0x1e, 0x00044457}, {0x1f, 0x00080000},161 {0x00, 0x00030159},162 {0xff, 0xffffffff}163};164 165static const struct rtl8xxxu_rfregval rtl8192cu_radiob_2t_init_table[] = {166 {0x00, 0x00030159}, {0x01, 0x00031284},167 {0x02, 0x00098000}, {0x03, 0x00018c63},168 {0x04, 0x000210e7}, {0x09, 0x0002044f},169 {0x0a, 0x0001adb1}, {0x0b, 0x00054867},170 {0x0c, 0x0008992e}, {0x0d, 0x0000e52c},171 {0x0e, 0x00039ce7}, {0x0f, 0x00000451},172 {0x12, 0x00032000}, {0x12, 0x00071000},173 {0x12, 0x000b0000}, {0x12, 0x000fc000},174 {0x13, 0x000287af}, {0x13, 0x000244b7},175 {0x13, 0x000204ab}, {0x13, 0x0001c49f},176 {0x13, 0x00018493}, {0x13, 0x00014297},177 {0x13, 0x00010295}, {0x13, 0x0000c298},178 {0x13, 0x0000819c}, {0x13, 0x000040a8},179 {0x13, 0x0000001c}, {0x14, 0x0001944c},180 {0x14, 0x00059444}, {0x14, 0x0009944c},181 {0x14, 0x000d9444}, {0x15, 0x0000f424},182 {0x15, 0x0004f424}, {0x15, 0x0008f424},183 {0x15, 0x000cf424}, {0x16, 0x000e0330},184 {0x16, 0x000a0330}, {0x16, 0x00060330},185 {0x16, 0x00020330},186 {0xff, 0xffffffff}187};188 189static const struct rtl8xxxu_rfregval rtl8192cu_radioa_1t_init_table[] = {190 {0x00, 0x00030159}, {0x01, 0x00031284},191 {0x02, 0x00098000}, {0x03, 0x00018c63},192 {0x04, 0x000210e7}, {0x09, 0x0002044f},193 {0x0a, 0x0001adb1}, {0x0b, 0x00054867},194 {0x0c, 0x0008992e}, {0x0d, 0x0000e52c},195 {0x0e, 0x00039ce7}, {0x0f, 0x00000451},196 {0x19, 0x00000000}, {0x1a, 0x00010255},197 {0x1b, 0x00060a00}, {0x1c, 0x000fc378},198 {0x1d, 0x000a1250}, {0x1e, 0x0004445f},199 {0x1f, 0x00080001}, {0x20, 0x0000b614},200 {0x21, 0x0006c000}, {0x22, 0x00000000},201 {0x23, 0x00001558}, {0x24, 0x00000060},202 {0x25, 0x00000483}, {0x26, 0x0004f000},203 {0x27, 0x000ec7d9}, {0x28, 0x000577c0},204 {0x29, 0x00004783}, {0x2a, 0x00000001},205 {0x2b, 0x00021334}, {0x2a, 0x00000000},206 {0x2b, 0x00000054}, {0x2a, 0x00000001},207 {0x2b, 0x00000808}, {0x2b, 0x00053333},208 {0x2c, 0x0000000c}, {0x2a, 0x00000002},209 {0x2b, 0x00000808}, {0x2b, 0x0005b333},210 {0x2c, 0x0000000d}, {0x2a, 0x00000003},211 {0x2b, 0x00000808}, {0x2b, 0x00063333},212 {0x2c, 0x0000000d}, {0x2a, 0x00000004},213 {0x2b, 0x00000808}, {0x2b, 0x0006b333},214 {0x2c, 0x0000000d}, {0x2a, 0x00000005},215 {0x2b, 0x00000808}, {0x2b, 0x00073333},216 {0x2c, 0x0000000d}, {0x2a, 0x00000006},217 {0x2b, 0x00000709}, {0x2b, 0x0005b333},218 {0x2c, 0x0000000d}, {0x2a, 0x00000007},219 {0x2b, 0x00000709}, {0x2b, 0x00063333},220 {0x2c, 0x0000000d}, {0x2a, 0x00000008},221 {0x2b, 0x0000060a}, {0x2b, 0x0004b333},222 {0x2c, 0x0000000d}, {0x2a, 0x00000009},223 {0x2b, 0x0000060a}, {0x2b, 0x00053333},224 {0x2c, 0x0000000d}, {0x2a, 0x0000000a},225 {0x2b, 0x0000060a}, {0x2b, 0x0005b333},226 {0x2c, 0x0000000d}, {0x2a, 0x0000000b},227 {0x2b, 0x0000060a}, {0x2b, 0x00063333},228 {0x2c, 0x0000000d}, {0x2a, 0x0000000c},229 {0x2b, 0x0000060a}, {0x2b, 0x0006b333},230 {0x2c, 0x0000000d}, {0x2a, 0x0000000d},231 {0x2b, 0x0000060a}, {0x2b, 0x00073333},232 {0x2c, 0x0000000d}, {0x2a, 0x0000000e},233 {0x2b, 0x0000050b}, {0x2b, 0x00066666},234 {0x2c, 0x0000001a}, {0x2a, 0x000e0000},235 {0x10, 0x0004000f}, {0x11, 0x000e31fc},236 {0x10, 0x0006000f}, {0x11, 0x000ff9f8},237 {0x10, 0x0002000f}, {0x11, 0x000203f9},238 {0x10, 0x0003000f}, {0x11, 0x000ff500},239 {0x10, 0x00000000}, {0x11, 0x00000000},240 {0x10, 0x0008000f}, {0x11, 0x0003f100},241 {0x10, 0x0009000f}, {0x11, 0x00023100},242 {0x12, 0x00032000}, {0x12, 0x00071000},243 {0x12, 0x000b0000}, {0x12, 0x000fc000},244 {0x13, 0x000287b3}, {0x13, 0x000244b7},245 {0x13, 0x000204ab}, {0x13, 0x0001c49f},246 {0x13, 0x00018493}, {0x13, 0x0001429b},247 {0x13, 0x00010299}, {0x13, 0x0000c29c},248 {0x13, 0x000081a0}, {0x13, 0x000040ac},249 {0x13, 0x00000020}, {0x14, 0x0001944c},250 {0x14, 0x00059444}, {0x14, 0x0009944c},251 {0x14, 0x000d9444}, {0x15, 0x0000f405},252 {0x15, 0x0004f405}, {0x15, 0x0008f405},253 {0x15, 0x000cf405}, {0x16, 0x000e0330},254 {0x16, 0x000a0330}, {0x16, 0x00060330},255 {0x16, 0x00020330}, {0x00, 0x00010159},256 {0x18, 0x0000f401}, {0xfe, 0x00000000},257 {0xfe, 0x00000000}, {0x1f, 0x00080003},258 {0xfe, 0x00000000}, {0xfe, 0x00000000},259 {0x1e, 0x00044457}, {0x1f, 0x00080000},260 {0x00, 0x00030159},261 {0xff, 0xffffffff}262};263 264static const struct rtl8xxxu_rfregval rtl8188ru_radioa_1t_highpa_table[] = {265 {0x00, 0x00030159}, {0x01, 0x00031284},266 {0x02, 0x00098000}, {0x03, 0x00018c63},267 {0x04, 0x000210e7}, {0x09, 0x0002044f},268 {0x0a, 0x0001adb0}, {0x0b, 0x00054867},269 {0x0c, 0x0008992e}, {0x0d, 0x0000e529},270 {0x0e, 0x00039ce7}, {0x0f, 0x00000451},271 {0x19, 0x00000000}, {0x1a, 0x00000255},272 {0x1b, 0x00060a00}, {0x1c, 0x000fc378},273 {0x1d, 0x000a1250}, {0x1e, 0x0004445f},274 {0x1f, 0x00080001}, {0x20, 0x0000b614},275 {0x21, 0x0006c000}, {0x22, 0x0000083c},276 {0x23, 0x00001558}, {0x24, 0x00000060},277 {0x25, 0x00000483}, {0x26, 0x0004f000},278 {0x27, 0x000ec7d9}, {0x28, 0x000977c0},279 {0x29, 0x00004783}, {0x2a, 0x00000001},280 {0x2b, 0x00021334}, {0x2a, 0x00000000},281 {0x2b, 0x00000054}, {0x2a, 0x00000001},282 {0x2b, 0x00000808}, {0x2b, 0x00053333},283 {0x2c, 0x0000000c}, {0x2a, 0x00000002},284 {0x2b, 0x00000808}, {0x2b, 0x0005b333},285 {0x2c, 0x0000000d}, {0x2a, 0x00000003},286 {0x2b, 0x00000808}, {0x2b, 0x00063333},287 {0x2c, 0x0000000d}, {0x2a, 0x00000004},288 {0x2b, 0x00000808}, {0x2b, 0x0006b333},289 {0x2c, 0x0000000d}, {0x2a, 0x00000005},290 {0x2b, 0x00000808}, {0x2b, 0x00073333},291 {0x2c, 0x0000000d}, {0x2a, 0x00000006},292 {0x2b, 0x00000709}, {0x2b, 0x0005b333},293 {0x2c, 0x0000000d}, {0x2a, 0x00000007},294 {0x2b, 0x00000709}, {0x2b, 0x00063333},295 {0x2c, 0x0000000d}, {0x2a, 0x00000008},296 {0x2b, 0x0000060a}, {0x2b, 0x0004b333},297 {0x2c, 0x0000000d}, {0x2a, 0x00000009},298 {0x2b, 0x0000060a}, {0x2b, 0x00053333},299 {0x2c, 0x0000000d}, {0x2a, 0x0000000a},300 {0x2b, 0x0000060a}, {0x2b, 0x0005b333},301 {0x2c, 0x0000000d}, {0x2a, 0x0000000b},302 {0x2b, 0x0000060a}, {0x2b, 0x00063333},303 {0x2c, 0x0000000d}, {0x2a, 0x0000000c},304 {0x2b, 0x0000060a}, {0x2b, 0x0006b333},305 {0x2c, 0x0000000d}, {0x2a, 0x0000000d},306 {0x2b, 0x0000060a}, {0x2b, 0x00073333},307 {0x2c, 0x0000000d}, {0x2a, 0x0000000e},308 {0x2b, 0x0000050b}, {0x2b, 0x00066666},309 {0x2c, 0x0000001a}, {0x2a, 0x000e0000},310 {0x10, 0x0004000f}, {0x11, 0x000e31fc},311 {0x10, 0x0006000f}, {0x11, 0x000ff9f8},312 {0x10, 0x0002000f}, {0x11, 0x000203f9},313 {0x10, 0x0003000f}, {0x11, 0x000ff500},314 {0x10, 0x00000000}, {0x11, 0x00000000},315 {0x10, 0x0008000f}, {0x11, 0x0003f100},316 {0x10, 0x0009000f}, {0x11, 0x00023100},317 {0x12, 0x000d8000}, {0x12, 0x00090000},318 {0x12, 0x00051000}, {0x12, 0x00012000},319 {0x13, 0x00028fb4}, {0x13, 0x00024fa8},320 {0x13, 0x000207a4}, {0x13, 0x0001c3b0},321 {0x13, 0x000183a4}, {0x13, 0x00014398},322 {0x13, 0x000101a4}, {0x13, 0x0000c198},323 {0x13, 0x000080a4}, {0x13, 0x00004098},324 {0x13, 0x00000000}, {0x14, 0x0001944c},325 {0x14, 0x00059444}, {0x14, 0x0009944c},326 {0x14, 0x000d9444}, {0x15, 0x0000f405},327 {0x15, 0x0004f405}, {0x15, 0x0008f405},328 {0x15, 0x000cf405}, {0x16, 0x000e0330},329 {0x16, 0x000a0330}, {0x16, 0x00060330},330 {0x16, 0x00020330}, {0x00, 0x00010159},331 {0x18, 0x0000f401}, {0xfe, 0x00000000},332 {0xfe, 0x00000000}, {0x1f, 0x00080003},333 {0xfe, 0x00000000}, {0xfe, 0x00000000},334 {0x1e, 0x00044457}, {0x1f, 0x00080000},335 {0x00, 0x00030159},336 {0xff, 0xffffffff}337};338 339static int rtl8192cu_identify_chip(struct rtl8xxxu_priv *priv)340{341 struct device *dev = &priv->udev->dev;342 u32 val32, bonding, sys_cfg, vendor;343 int ret = 0;344 345 sys_cfg = rtl8xxxu_read32(priv, REG_SYS_CFG);346 priv->chip_cut = u32_get_bits(sys_cfg, SYS_CFG_CHIP_VERSION_MASK);347 if (sys_cfg & SYS_CFG_TRP_VAUX_EN) {348 dev_info(dev, "Unsupported test chip\n");349 ret = -ENOTSUPP;350 goto out;351 }352 353 if (sys_cfg & SYS_CFG_TYPE_ID) {354 bonding = rtl8xxxu_read32(priv, REG_HPON_FSM);355 bonding &= HPON_FSM_BONDING_MASK;356 if (bonding == HPON_FSM_BONDING_1T2R) {357 strscpy(priv->chip_name, "8191CU", sizeof(priv->chip_name));358 priv->tx_paths = 1;359 priv->usb_interrupts = 1;360 priv->rtl_chip = RTL8191C;361 } else {362 strscpy(priv->chip_name, "8192CU", sizeof(priv->chip_name));363 priv->tx_paths = 2;364 priv->usb_interrupts = 0;365 priv->rtl_chip = RTL8192C;366 }367 priv->rf_paths = 2;368 priv->rx_paths = 2;369 } else {370 strscpy(priv->chip_name, "8188CU", sizeof(priv->chip_name));371 priv->rf_paths = 1;372 priv->rx_paths = 1;373 priv->tx_paths = 1;374 priv->rtl_chip = RTL8188C;375 priv->usb_interrupts = 0;376 }377 priv->has_wifi = 1;378 379 vendor = sys_cfg & SYS_CFG_VENDOR_ID;380 rtl8xxxu_identify_vendor_1bit(priv, vendor);381 382 val32 = rtl8xxxu_read32(priv, REG_GPIO_OUTSTS);383 priv->rom_rev = u32_get_bits(val32, GPIO_RF_RL_ID);384 385 rtl8xxxu_config_endpoints_sie(priv);386 387 /*388 * Fallback for devices that do not provide REG_NORMAL_SIE_EP_TX389 */390 if (!priv->ep_tx_count)391 ret = rtl8xxxu_config_endpoints_no_sie(priv);392 393out:394 return ret;395}396 397static int rtl8192cu_load_firmware(struct rtl8xxxu_priv *priv)398{399 const char *fw_name;400 int ret;401 402 if (!priv->vendor_umc)403 fw_name = "rtlwifi/rtl8192cufw_TMSC.bin";404 else if (priv->chip_cut || priv->rtl_chip == RTL8192C)405 fw_name = "rtlwifi/rtl8192cufw_B.bin";406 else407 fw_name = "rtlwifi/rtl8192cufw_A.bin";408 409 ret = rtl8xxxu_load_firmware(priv, fw_name);410 411 return ret;412}413 414static int rtl8192cu_parse_efuse(struct rtl8xxxu_priv *priv)415{416 struct rtl8192cu_efuse *efuse = &priv->efuse_wifi.efuse8192;417 418 if (efuse->rtl_id != cpu_to_le16(0x8129))419 return -EINVAL;420 421 ether_addr_copy(priv->mac_addr, efuse->mac_addr);422 423 memcpy(priv->cck_tx_power_index_A,424 efuse->cck_tx_power_index_A,425 sizeof(efuse->cck_tx_power_index_A));426 memcpy(priv->cck_tx_power_index_B,427 efuse->cck_tx_power_index_B,428 sizeof(efuse->cck_tx_power_index_B));429 430 memcpy(priv->ht40_1s_tx_power_index_A,431 efuse->ht40_1s_tx_power_index_A,432 sizeof(efuse->ht40_1s_tx_power_index_A));433 memcpy(priv->ht40_1s_tx_power_index_B,434 efuse->ht40_1s_tx_power_index_B,435 sizeof(efuse->ht40_1s_tx_power_index_B));436 memcpy(priv->ht40_2s_tx_power_index_diff,437 efuse->ht40_2s_tx_power_index_diff,438 sizeof(efuse->ht40_2s_tx_power_index_diff));439 440 memcpy(priv->ht20_tx_power_index_diff,441 efuse->ht20_tx_power_index_diff,442 sizeof(efuse->ht20_tx_power_index_diff));443 memcpy(priv->ofdm_tx_power_index_diff,444 efuse->ofdm_tx_power_index_diff,445 sizeof(efuse->ofdm_tx_power_index_diff));446 447 memcpy(priv->ht40_max_power_offset,448 efuse->ht40_max_power_offset,449 sizeof(efuse->ht40_max_power_offset));450 memcpy(priv->ht20_max_power_offset,451 efuse->ht20_max_power_offset,452 sizeof(efuse->ht20_max_power_offset));453 454 priv->power_base = &rtl8192c_power_base;455 456 if (efuse->rf_regulatory & 0x20) {457 strscpy(priv->chip_name, "8188RU", sizeof(priv->chip_name));458 priv->rtl_chip = RTL8188R;459 priv->hi_pa = 1;460 priv->no_pape = 1;461 priv->power_base = &rtl8188r_power_base;462 }463 464 return 0;465}466 467static int rtl8192cu_init_phy_rf(struct rtl8xxxu_priv *priv)468{469 const struct rtl8xxxu_rfregval *rftable;470 int ret;471 472 if (priv->rtl_chip == RTL8188R) {473 rftable = rtl8188ru_radioa_1t_highpa_table;474 ret = rtl8xxxu_init_phy_rf(priv, rftable, RF_A);475 } else if (priv->rf_paths == 1) {476 rftable = rtl8192cu_radioa_1t_init_table;477 ret = rtl8xxxu_init_phy_rf(priv, rftable, RF_A);478 } else {479 rftable = rtl8192cu_radioa_2t_init_table;480 ret = rtl8xxxu_init_phy_rf(priv, rftable, RF_A);481 if (ret)482 goto exit;483 rftable = rtl8192cu_radiob_2t_init_table;484 ret = rtl8xxxu_init_phy_rf(priv, rftable, RF_B);485 }486 487exit:488 return ret;489}490 491static int rtl8192cu_power_on(struct rtl8xxxu_priv *priv)492{493 u8 val8;494 u16 val16;495 u32 val32;496 int i;497 498 for (i = 100; i; i--) {499 val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO);500 if (val8 & APS_FSMCO_PFM_ALDN)501 break;502 }503 504 if (!i) {505 pr_info("%s: Poll failed\n", __func__);506 return -ENODEV;507 }508 509 /*510 * RSV_CTRL 0x001C[7:0] = 0x00, unlock ISO/CLK/Power control register511 */512 rtl8xxxu_write8(priv, REG_RSV_CTRL, 0x0);513 rtl8xxxu_write8(priv, REG_SPS0_CTRL, 0x2b);514 udelay(100);515 516 val8 = rtl8xxxu_read8(priv, REG_LDOV12D_CTRL);517 if (!(val8 & LDOV12D_ENABLE)) {518 pr_info("%s: Enabling LDOV12D (%02x)\n", __func__, val8);519 val8 |= LDOV12D_ENABLE;520 rtl8xxxu_write8(priv, REG_LDOV12D_CTRL, val8);521 522 udelay(100);523 524 val8 = rtl8xxxu_read8(priv, REG_SYS_ISO_CTRL);525 val8 &= ~SYS_ISO_MD2PP;526 rtl8xxxu_write8(priv, REG_SYS_ISO_CTRL, val8);527 }528 529 /*530 * Auto enable WLAN531 */532 val16 = rtl8xxxu_read16(priv, REG_APS_FSMCO);533 val16 |= APS_FSMCO_MAC_ENABLE;534 rtl8xxxu_write16(priv, REG_APS_FSMCO, val16);535 536 for (i = 1000; i; i--) {537 val16 = rtl8xxxu_read16(priv, REG_APS_FSMCO);538 if (!(val16 & APS_FSMCO_MAC_ENABLE))539 break;540 }541 if (!i) {542 pr_info("%s: FSMCO_MAC_ENABLE poll failed\n", __func__);543 return -EBUSY;544 }545 546 /*547 * Enable radio, GPIO, LED548 */549 val16 = APS_FSMCO_HW_SUSPEND | APS_FSMCO_ENABLE_POWERDOWN |550 APS_FSMCO_PFM_ALDN;551 rtl8xxxu_write16(priv, REG_APS_FSMCO, val16);552 553 /*554 * Release RF digital isolation555 */556 val16 = rtl8xxxu_read16(priv, REG_SYS_ISO_CTRL);557 val16 &= ~SYS_ISO_DIOR;558 rtl8xxxu_write16(priv, REG_SYS_ISO_CTRL, val16);559 560 val8 = rtl8xxxu_read8(priv, REG_APSD_CTRL);561 val8 &= ~APSD_CTRL_OFF;562 rtl8xxxu_write8(priv, REG_APSD_CTRL, val8);563 for (i = 200; i; i--) {564 val8 = rtl8xxxu_read8(priv, REG_APSD_CTRL);565 if (!(val8 & APSD_CTRL_OFF_STATUS))566 break;567 }568 569 if (!i) {570 pr_info("%s: APSD_CTRL poll failed\n", __func__);571 return -EBUSY;572 }573 574 /*575 * Enable MAC DMA/WMAC/SCHEDULE/SEC block576 */577 val16 = rtl8xxxu_read16(priv, REG_CR);578 val16 |= CR_HCI_TXDMA_ENABLE | CR_HCI_RXDMA_ENABLE |579 CR_TXDMA_ENABLE | CR_RXDMA_ENABLE | CR_PROTOCOL_ENABLE |580 CR_SCHEDULE_ENABLE | CR_MAC_TX_ENABLE | CR_MAC_RX_ENABLE;581 rtl8xxxu_write16(priv, REG_CR, val16);582 583 rtl8xxxu_write8(priv, 0xfe10, 0x19);584 585 /*586 * Workaround for 8188RU LNA power leakage problem.587 */588 if (priv->rtl_chip == RTL8188R) {589 val32 = rtl8xxxu_read32(priv, REG_FPGA0_XCD_RF_PARM);590 val32 &= ~BIT(1);591 rtl8xxxu_write32(priv, REG_FPGA0_XCD_RF_PARM, val32);592 }593 return 0;594}595 596static int rtl8192cu_led_brightness_set(struct led_classdev *led_cdev,597 enum led_brightness brightness)598{599 struct rtl8xxxu_priv *priv = container_of(led_cdev,600 struct rtl8xxxu_priv,601 led_cdev);602 u8 ledcfg = rtl8xxxu_read8(priv, REG_LEDCFG0);603 604 if (brightness == LED_OFF)605 ledcfg = LEDCFG2_SW_LED_CONTROL | LEDCFG2_SW_LED_DISABLE;606 else if (brightness == LED_ON)607 ledcfg = LEDCFG2_SW_LED_CONTROL;608 else if (brightness == RTL8XXXU_HW_LED_CONTROL)609 ledcfg = LEDCFG2_HW_LED_CONTROL | LEDCFG2_HW_LED_ENABLE;610 611 rtl8xxxu_write8(priv, REG_LEDCFG0, ledcfg);612 613 return 0;614}615 616struct rtl8xxxu_fileops rtl8192cu_fops = {617 .identify_chip = rtl8192cu_identify_chip,618 .parse_efuse = rtl8192cu_parse_efuse,619 .load_firmware = rtl8192cu_load_firmware,620 .power_on = rtl8192cu_power_on,621 .power_off = rtl8xxxu_power_off,622 .read_efuse = rtl8xxxu_read_efuse,623 .reset_8051 = rtl8xxxu_reset_8051,624 .llt_init = rtl8xxxu_init_llt_table,625 .init_phy_bb = rtl8xxxu_gen1_init_phy_bb,626 .init_phy_rf = rtl8192cu_init_phy_rf,627 .phy_lc_calibrate = rtl8723a_phy_lc_calibrate,628 .phy_iq_calibrate = rtl8xxxu_gen1_phy_iq_calibrate,629 .config_channel = rtl8xxxu_gen1_config_channel,630 .parse_rx_desc = rtl8xxxu_parse_rxdesc16,631 .parse_phystats = rtl8723au_rx_parse_phystats,632 .init_aggregation = rtl8xxxu_gen1_init_aggregation,633 .enable_rf = rtl8xxxu_gen1_enable_rf,634 .disable_rf = rtl8xxxu_gen1_disable_rf,635 .usb_quirks = rtl8xxxu_gen1_usb_quirks,636 .set_tx_power = rtl8xxxu_gen1_set_tx_power,637 .update_rate_mask = rtl8xxxu_update_rate_mask,638 .report_connect = rtl8xxxu_gen1_report_connect,639 .report_rssi = rtl8xxxu_gen1_report_rssi,640 .fill_txdesc = rtl8xxxu_fill_txdesc_v1,641 .cck_rssi = rtl8723a_cck_rssi,642 .led_classdev_brightness_set = rtl8192cu_led_brightness_set,643 .writeN_block_size = 128,644 .rx_agg_buf_size = 16000,645 .tx_desc_size = sizeof(struct rtl8xxxu_txdesc32),646 .rx_desc_size = sizeof(struct rtl8xxxu_rxdesc16),647 .max_sec_cam_num = 32,648 .adda_1t_init = 0x0b1b25a0,649 .adda_1t_path_on = 0x0bdb25a0,650 .adda_2t_path_on_a = 0x04db25a4,651 .adda_2t_path_on_b = 0x0b1b25a4,652 .trxff_boundary = 0x27ff,653 .pbp_rx = PBP_PAGE_SIZE_128,654 .pbp_tx = PBP_PAGE_SIZE_128,655 .mactable = rtl8192cu_mac_init_table,656 .total_page_num = TX_TOTAL_PAGE_NUM,657 .page_num_hi = TX_PAGE_NUM_HI_PQ,658 .page_num_lo = TX_PAGE_NUM_LO_PQ,659 .page_num_norm = TX_PAGE_NUM_NORM_PQ,660};661#endif662