drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c

   1 /*
   2  * RTL8XXXU mac80211 USB driver - 8188c/8188r/8192c 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 #ifdef CONFIG_RTL8XXXU_UNTESTED
  44 static struct rtl8xxxu_power_base rtl8192c_power_base = {
  45         .reg_0e00 = 0x07090c0c,
  46         .reg_0e04 = 0x01020405,
  47         .reg_0e08 = 0x00000000,
  48         .reg_086c = 0x00000000,
  49
  50         .reg_0e10 = 0x0b0c0c0e,
  51         .reg_0e14 = 0x01030506,
  52         .reg_0e18 = 0x0b0c0d0e,
  53         .reg_0e1c = 0x01030509,
  54
  55         .reg_0830 = 0x07090c0c,
  56         .reg_0834 = 0x01020405,
  57         .reg_0838 = 0x00000000,
  58         .reg_086c_2 = 0x00000000,
  59
  60         .reg_083c = 0x0b0c0d0e,
  61         .reg_0848 = 0x01030509,
  62         .reg_084c = 0x0b0c0d0e,
  63         .reg_0868 = 0x01030509,
  64 };
  65
  66 static struct rtl8xxxu_power_base rtl8188r_power_base = {
  67         .reg_0e00 = 0x06080808,
  68         .reg_0e04 = 0x00040406,
  69         .reg_0e08 = 0x00000000,
  70         .reg_086c = 0x00000000,
  71
  72         .reg_0e10 = 0x04060608,
  73         .reg_0e14 = 0x00020204,
  74         .reg_0e18 = 0x04060608,
  75         .reg_0e1c = 0x00020204,
  76
  77         .reg_0830 = 0x06080808,
  78         .reg_0834 = 0x00040406,
  79         .reg_0838 = 0x00000000,
  80         .reg_086c_2 = 0x00000000,
  81
  82         .reg_083c = 0x04060608,
  83         .reg_0848 = 0x00020204,
  84         .reg_084c = 0x04060608,
  85         .reg_0868 = 0x00020204,
  86 };
  87
  88 static struct rtl8xxxu_rfregval rtl8192cu_radioa_2t_init_table[] = {
  89         {0x00, 0x00030159}, {0x01, 0x00031284},
  90         {0x02, 0x00098000}, {0x03, 0x00018c63},
  91         {0x04, 0x000210e7}, {0x09, 0x0002044f},
  92         {0x0a, 0x0001adb1}, {0x0b, 0x00054867},
  93         {0x0c, 0x0008992e}, {0x0d, 0x0000e52c},
  94         {0x0e, 0x00039ce7}, {0x0f, 0x00000451},
  95         {0x19, 0x00000000}, {0x1a, 0x00010255},
  96         {0x1b, 0x00060a00}, {0x1c, 0x000fc378},
  97         {0x1d, 0x000a1250}, {0x1e, 0x0004445f},
  98         {0x1f, 0x00080001}, {0x20, 0x0000b614},
  99         {0x21, 0x0006c000}, {0x22, 0x00000000},
 100         {0x23, 0x00001558}, {0x24, 0x00000060},
 101         {0x25, 0x00000483}, {0x26, 0x0004f000},
 102         {0x27, 0x000ec7d9}, {0x28, 0x000577c0},
 103         {0x29, 0x00004783}, {0x2a, 0x00000001},
 104         {0x2b, 0x00021334}, {0x2a, 0x00000000},
 105         {0x2b, 0x00000054}, {0x2a, 0x00000001},
 106         {0x2b, 0x00000808}, {0x2b, 0x00053333},
 107         {0x2c, 0x0000000c}, {0x2a, 0x00000002},
 108         {0x2b, 0x00000808}, {0x2b, 0x0005b333},
 109         {0x2c, 0x0000000d}, {0x2a, 0x00000003},
 110         {0x2b, 0x00000808}, {0x2b, 0x00063333},
 111         {0x2c, 0x0000000d}, {0x2a, 0x00000004},
 112         {0x2b, 0x00000808}, {0x2b, 0x0006b333},
 113         {0x2c, 0x0000000d}, {0x2a, 0x00000005},
 114         {0x2b, 0x00000808}, {0x2b, 0x00073333},
 115         {0x2c, 0x0000000d}, {0x2a, 0x00000006},
 116         {0x2b, 0x00000709}, {0x2b, 0x0005b333},
 117         {0x2c, 0x0000000d}, {0x2a, 0x00000007},
 118         {0x2b, 0x00000709}, {0x2b, 0x00063333},
 119         {0x2c, 0x0000000d}, {0x2a, 0x00000008},
 120         {0x2b, 0x0000060a}, {0x2b, 0x0004b333},
 121         {0x2c, 0x0000000d}, {0x2a, 0x00000009},
 122         {0x2b, 0x0000060a}, {0x2b, 0x00053333},
 123         {0x2c, 0x0000000d}, {0x2a, 0x0000000a},
 124         {0x2b, 0x0000060a}, {0x2b, 0x0005b333},
 125         {0x2c, 0x0000000d}, {0x2a, 0x0000000b},
 126         {0x2b, 0x0000060a}, {0x2b, 0x00063333},
 127         {0x2c, 0x0000000d}, {0x2a, 0x0000000c},
 128         {0x2b, 0x0000060a}, {0x2b, 0x0006b333},
 129         {0x2c, 0x0000000d}, {0x2a, 0x0000000d},
 130         {0x2b, 0x0000060a}, {0x2b, 0x00073333},
 131         {0x2c, 0x0000000d}, {0x2a, 0x0000000e},
 132         {0x2b, 0x0000050b}, {0x2b, 0x00066666},
 133         {0x2c, 0x0000001a}, {0x2a, 0x000e0000},
 134         {0x10, 0x0004000f}, {0x11, 0x000e31fc},
 135         {0x10, 0x0006000f}, {0x11, 0x000ff9f8},
 136         {0x10, 0x0002000f}, {0x11, 0x000203f9},
 137         {0x10, 0x0003000f}, {0x11, 0x000ff500},
 138         {0x10, 0x00000000}, {0x11, 0x00000000},
 139         {0x10, 0x0008000f}, {0x11, 0x0003f100},
 140         {0x10, 0x0009000f}, {0x11, 0x00023100},
 141         {0x12, 0x00032000}, {0x12, 0x00071000},
 142         {0x12, 0x000b0000}, {0x12, 0x000fc000},
 143         {0x13, 0x000287b3}, {0x13, 0x000244b7},
 144         {0x13, 0x000204ab}, {0x13, 0x0001c49f},
 145         {0x13, 0x00018493}, {0x13, 0x0001429b},
 146         {0x13, 0x00010299}, {0x13, 0x0000c29c},
 147         {0x13, 0x000081a0}, {0x13, 0x000040ac},
 148         {0x13, 0x00000020}, {0x14, 0x0001944c},
 149         {0x14, 0x00059444}, {0x14, 0x0009944c},
 150         {0x14, 0x000d9444}, {0x15, 0x0000f424},
 151         {0x15, 0x0004f424}, {0x15, 0x0008f424},
 152         {0x15, 0x000cf424}, {0x16, 0x000e0330},
 153         {0x16, 0x000a0330}, {0x16, 0x00060330},
 154         {0x16, 0x00020330}, {0x00, 0x00010159},
 155         {0x18, 0x0000f401}, {0xfe, 0x00000000},
 156         {0xfe, 0x00000000}, {0x1f, 0x00080003},
 157         {0xfe, 0x00000000}, {0xfe, 0x00000000},
 158         {0x1e, 0x00044457}, {0x1f, 0x00080000},
 159         {0x00, 0x00030159},
 160         {0xff, 0xffffffff}
 161 };
 162
 163 static struct rtl8xxxu_rfregval rtl8192cu_radiob_2t_init_table[] = {
 164         {0x00, 0x00030159}, {0x01, 0x00031284},
 165         {0x02, 0x00098000}, {0x03, 0x00018c63},
 166         {0x04, 0x000210e7}, {0x09, 0x0002044f},
 167         {0x0a, 0x0001adb1}, {0x0b, 0x00054867},
 168         {0x0c, 0x0008992e}, {0x0d, 0x0000e52c},
 169         {0x0e, 0x00039ce7}, {0x0f, 0x00000451},
 170         {0x12, 0x00032000}, {0x12, 0x00071000},
 171         {0x12, 0x000b0000}, {0x12, 0x000fc000},
 172         {0x13, 0x000287af}, {0x13, 0x000244b7},
 173         {0x13, 0x000204ab}, {0x13, 0x0001c49f},
 174         {0x13, 0x00018493}, {0x13, 0x00014297},
 175         {0x13, 0x00010295}, {0x13, 0x0000c298},
 176         {0x13, 0x0000819c}, {0x13, 0x000040a8},
 177         {0x13, 0x0000001c}, {0x14, 0x0001944c},
 178         {0x14, 0x00059444}, {0x14, 0x0009944c},
 179         {0x14, 0x000d9444}, {0x15, 0x0000f424},
 180         {0x15, 0x0004f424}, {0x15, 0x0008f424},
 181         {0x15, 0x000cf424}, {0x16, 0x000e0330},
 182         {0x16, 0x000a0330}, {0x16, 0x00060330},
 183         {0x16, 0x00020330},
 184         {0xff, 0xffffffff}
 185 };
 186
 187 static struct rtl8xxxu_rfregval rtl8192cu_radioa_1t_init_table[] = {
 188         {0x00, 0x00030159}, {0x01, 0x00031284},
 189         {0x02, 0x00098000}, {0x03, 0x00018c63},
 190         {0x04, 0x000210e7}, {0x09, 0x0002044f},
 191         {0x0a, 0x0001adb1}, {0x0b, 0x00054867},
 192         {0x0c, 0x0008992e}, {0x0d, 0x0000e52c},
 193         {0x0e, 0x00039ce7}, {0x0f, 0x00000451},
 194         {0x19, 0x00000000}, {0x1a, 0x00010255},
 195         {0x1b, 0x00060a00}, {0x1c, 0x000fc378},
 196         {0x1d, 0x000a1250}, {0x1e, 0x0004445f},
 197         {0x1f, 0x00080001}, {0x20, 0x0000b614},
 198         {0x21, 0x0006c000}, {0x22, 0x00000000},
 199         {0x23, 0x00001558}, {0x24, 0x00000060},
 200         {0x25, 0x00000483}, {0x26, 0x0004f000},
 201         {0x27, 0x000ec7d9}, {0x28, 0x000577c0},
 202         {0x29, 0x00004783}, {0x2a, 0x00000001},
 203         {0x2b, 0x00021334}, {0x2a, 0x00000000},
 204         {0x2b, 0x00000054}, {0x2a, 0x00000001},
 205         {0x2b, 0x00000808}, {0x2b, 0x00053333},
 206         {0x2c, 0x0000000c}, {0x2a, 0x00000002},
 207         {0x2b, 0x00000808}, {0x2b, 0x0005b333},
 208         {0x2c, 0x0000000d}, {0x2a, 0x00000003},
 209         {0x2b, 0x00000808}, {0x2b, 0x00063333},
 210         {0x2c, 0x0000000d}, {0x2a, 0x00000004},
 211         {0x2b, 0x00000808}, {0x2b, 0x0006b333},
 212         {0x2c, 0x0000000d}, {0x2a, 0x00000005},
 213         {0x2b, 0x00000808}, {0x2b, 0x00073333},
 214         {0x2c, 0x0000000d}, {0x2a, 0x00000006},
 215         {0x2b, 0x00000709}, {0x2b, 0x0005b333},
 216         {0x2c, 0x0000000d}, {0x2a, 0x00000007},
 217         {0x2b, 0x00000709}, {0x2b, 0x00063333},
 218         {0x2c, 0x0000000d}, {0x2a, 0x00000008},
 219         {0x2b, 0x0000060a}, {0x2b, 0x0004b333},
 220         {0x2c, 0x0000000d}, {0x2a, 0x00000009},
 221         {0x2b, 0x0000060a}, {0x2b, 0x00053333},
 222         {0x2c, 0x0000000d}, {0x2a, 0x0000000a},
 223         {0x2b, 0x0000060a}, {0x2b, 0x0005b333},
 224         {0x2c, 0x0000000d}, {0x2a, 0x0000000b},
 225         {0x2b, 0x0000060a}, {0x2b, 0x00063333},
 226         {0x2c, 0x0000000d}, {0x2a, 0x0000000c},
 227         {0x2b, 0x0000060a}, {0x2b, 0x0006b333},
 228         {0x2c, 0x0000000d}, {0x2a, 0x0000000d},
 229         {0x2b, 0x0000060a}, {0x2b, 0x00073333},
 230         {0x2c, 0x0000000d}, {0x2a, 0x0000000e},
 231         {0x2b, 0x0000050b}, {0x2b, 0x00066666},
 232         {0x2c, 0x0000001a}, {0x2a, 0x000e0000},
 233         {0x10, 0x0004000f}, {0x11, 0x000e31fc},
 234         {0x10, 0x0006000f}, {0x11, 0x000ff9f8},
 235         {0x10, 0x0002000f}, {0x11, 0x000203f9},
 236         {0x10, 0x0003000f}, {0x11, 0x000ff500},
 237         {0x10, 0x00000000}, {0x11, 0x00000000},
 238         {0x10, 0x0008000f}, {0x11, 0x0003f100},
 239         {0x10, 0x0009000f}, {0x11, 0x00023100},
 240         {0x12, 0x00032000}, {0x12, 0x00071000},
 241         {0x12, 0x000b0000}, {0x12, 0x000fc000},
 242         {0x13, 0x000287b3}, {0x13, 0x000244b7},
 243         {0x13, 0x000204ab}, {0x13, 0x0001c49f},
 244         {0x13, 0x00018493}, {0x13, 0x0001429b},
 245         {0x13, 0x00010299}, {0x13, 0x0000c29c},
 246         {0x13, 0x000081a0}, {0x13, 0x000040ac},
 247         {0x13, 0x00000020}, {0x14, 0x0001944c},
 248         {0x14, 0x00059444}, {0x14, 0x0009944c},
 249         {0x14, 0x000d9444}, {0x15, 0x0000f405},
 250         {0x15, 0x0004f405}, {0x15, 0x0008f405},
 251         {0x15, 0x000cf405}, {0x16, 0x000e0330},
 252         {0x16, 0x000a0330}, {0x16, 0x00060330},
 253         {0x16, 0x00020330}, {0x00, 0x00010159},
 254         {0x18, 0x0000f401}, {0xfe, 0x00000000},
 255         {0xfe, 0x00000000}, {0x1f, 0x00080003},
 256         {0xfe, 0x00000000}, {0xfe, 0x00000000},
 257         {0x1e, 0x00044457}, {0x1f, 0x00080000},
 258         {0x00, 0x00030159},
 259         {0xff, 0xffffffff}
 260 };
 261
 262 static struct rtl8xxxu_rfregval rtl8188ru_radioa_1t_highpa_table[] = {
 263         {0x00, 0x00030159}, {0x01, 0x00031284},
 264         {0x02, 0x00098000}, {0x03, 0x00018c63},
 265         {0x04, 0x000210e7}, {0x09, 0x0002044f},
 266         {0x0a, 0x0001adb0}, {0x0b, 0x00054867},
 267         {0x0c, 0x0008992e}, {0x0d, 0x0000e529},
 268         {0x0e, 0x00039ce7}, {0x0f, 0x00000451},
 269         {0x19, 0x00000000}, {0x1a, 0x00000255},
 270         {0x1b, 0x00060a00}, {0x1c, 0x000fc378},
 271         {0x1d, 0x000a1250}, {0x1e, 0x0004445f},
 272         {0x1f, 0x00080001}, {0x20, 0x0000b614},
 273         {0x21, 0x0006c000}, {0x22, 0x0000083c},
 274         {0x23, 0x00001558}, {0x24, 0x00000060},
 275         {0x25, 0x00000483}, {0x26, 0x0004f000},
 276         {0x27, 0x000ec7d9}, {0x28, 0x000977c0},
 277         {0x29, 0x00004783}, {0x2a, 0x00000001},
 278         {0x2b, 0x00021334}, {0x2a, 0x00000000},
 279         {0x2b, 0x00000054}, {0x2a, 0x00000001},
 280         {0x2b, 0x00000808}, {0x2b, 0x00053333},
 281         {0x2c, 0x0000000c}, {0x2a, 0x00000002},
 282         {0x2b, 0x00000808}, {0x2b, 0x0005b333},
 283         {0x2c, 0x0000000d}, {0x2a, 0x00000003},
 284         {0x2b, 0x00000808}, {0x2b, 0x00063333},
 285         {0x2c, 0x0000000d}, {0x2a, 0x00000004},
 286         {0x2b, 0x00000808}, {0x2b, 0x0006b333},
 287         {0x2c, 0x0000000d}, {0x2a, 0x00000005},
 288         {0x2b, 0x00000808}, {0x2b, 0x00073333},
 289         {0x2c, 0x0000000d}, {0x2a, 0x00000006},
 290         {0x2b, 0x00000709}, {0x2b, 0x0005b333},
 291         {0x2c, 0x0000000d}, {0x2a, 0x00000007},
 292         {0x2b, 0x00000709}, {0x2b, 0x00063333},
 293         {0x2c, 0x0000000d}, {0x2a, 0x00000008},
 294         {0x2b, 0x0000060a}, {0x2b, 0x0004b333},
 295         {0x2c, 0x0000000d}, {0x2a, 0x00000009},
 296         {0x2b, 0x0000060a}, {0x2b, 0x00053333},
 297         {0x2c, 0x0000000d}, {0x2a, 0x0000000a},
 298         {0x2b, 0x0000060a}, {0x2b, 0x0005b333},
 299         {0x2c, 0x0000000d}, {0x2a, 0x0000000b},
 300         {0x2b, 0x0000060a}, {0x2b, 0x00063333},
 301         {0x2c, 0x0000000d}, {0x2a, 0x0000000c},
 302         {0x2b, 0x0000060a}, {0x2b, 0x0006b333},
 303         {0x2c, 0x0000000d}, {0x2a, 0x0000000d},
 304         {0x2b, 0x0000060a}, {0x2b, 0x00073333},
 305         {0x2c, 0x0000000d}, {0x2a, 0x0000000e},
 306         {0x2b, 0x0000050b}, {0x2b, 0x00066666},
 307         {0x2c, 0x0000001a}, {0x2a, 0x000e0000},
 308         {0x10, 0x0004000f}, {0x11, 0x000e31fc},
 309         {0x10, 0x0006000f}, {0x11, 0x000ff9f8},
 310         {0x10, 0x0002000f}, {0x11, 0x000203f9},
 311         {0x10, 0x0003000f}, {0x11, 0x000ff500},
 312         {0x10, 0x00000000}, {0x11, 0x00000000},
 313         {0x10, 0x0008000f}, {0x11, 0x0003f100},
 314         {0x10, 0x0009000f}, {0x11, 0x00023100},
 315         {0x12, 0x000d8000}, {0x12, 0x00090000},
 316         {0x12, 0x00051000}, {0x12, 0x00012000},
 317         {0x13, 0x00028fb4}, {0x13, 0x00024fa8},
 318         {0x13, 0x000207a4}, {0x13, 0x0001c3b0},
 319         {0x13, 0x000183a4}, {0x13, 0x00014398},
 320         {0x13, 0x000101a4}, {0x13, 0x0000c198},
 321         {0x13, 0x000080a4}, {0x13, 0x00004098},
 322         {0x13, 0x00000000}, {0x14, 0x0001944c},
 323         {0x14, 0x00059444}, {0x14, 0x0009944c},
 324         {0x14, 0x000d9444}, {0x15, 0x0000f405},
 325         {0x15, 0x0004f405}, {0x15, 0x0008f405},
 326         {0x15, 0x000cf405}, {0x16, 0x000e0330},
 327         {0x16, 0x000a0330}, {0x16, 0x00060330},
 328         {0x16, 0x00020330}, {0x00, 0x00010159},
 329         {0x18, 0x0000f401}, {0xfe, 0x00000000},
 330         {0xfe, 0x00000000}, {0x1f, 0x00080003},
 331         {0xfe, 0x00000000}, {0xfe, 0x00000000},
 332         {0x1e, 0x00044457}, {0x1f, 0x00080000},
 333         {0x00, 0x00030159},
 334         {0xff, 0xffffffff}
 335 };
 336
 337 static int rtl8192cu_load_firmware(struct rtl8xxxu_priv *priv)
 338 {
 339         char *fw_name;
 340         int ret;
 341
 342         if (!priv->vendor_umc)
 343                 fw_name = "rtlwifi/rtl8192cufw_TMSC.bin";
 344         else if (priv->chip_cut || priv->rtl_chip == RTL8192C)
 345                 fw_name = "rtlwifi/rtl8192cufw_B.bin";
 346         else
 347                 fw_name = "rtlwifi/rtl8192cufw_A.bin";
 348
 349         ret = rtl8xxxu_load_firmware(priv, fw_name);
 350
 351         return ret;
 352 }
 353
 354 static int rtl8192cu_parse_efuse(struct rtl8xxxu_priv *priv)
 355 {
 356         struct rtl8192cu_efuse *efuse = &priv->efuse_wifi.efuse8192;
 357         int i;
 358
 359         if (efuse->rtl_id != cpu_to_le16(0x8129))
 360                 return -EINVAL;
 361
 362         ether_addr_copy(priv->mac_addr, efuse->mac_addr);
 363
 364         memcpy(priv->cck_tx_power_index_A,
 365                efuse->cck_tx_power_index_A,
 366                sizeof(efuse->cck_tx_power_index_A));
 367         memcpy(priv->cck_tx_power_index_B,
 368                efuse->cck_tx_power_index_B,
 369                sizeof(efuse->cck_tx_power_index_B));
 370
 371         memcpy(priv->ht40_1s_tx_power_index_A,
 372                efuse->ht40_1s_tx_power_index_A,
 373                sizeof(efuse->ht40_1s_tx_power_index_A));
 374         memcpy(priv->ht40_1s_tx_power_index_B,
 375                efuse->ht40_1s_tx_power_index_B,
 376                sizeof(efuse->ht40_1s_tx_power_index_B));
 377         memcpy(priv->ht40_2s_tx_power_index_diff,
 378                efuse->ht40_2s_tx_power_index_diff,
 379                sizeof(efuse->ht40_2s_tx_power_index_diff));
 380
 381         memcpy(priv->ht20_tx_power_index_diff,
 382                efuse->ht20_tx_power_index_diff,
 383                sizeof(efuse->ht20_tx_power_index_diff));
 384         memcpy(priv->ofdm_tx_power_index_diff,
 385                efuse->ofdm_tx_power_index_diff,
 386                sizeof(efuse->ofdm_tx_power_index_diff));
 387
 388         memcpy(priv->ht40_max_power_offset,
 389                efuse->ht40_max_power_offset,
 390                sizeof(efuse->ht40_max_power_offset));
 391         memcpy(priv->ht20_max_power_offset,
 392                efuse->ht20_max_power_offset,
 393                sizeof(efuse->ht20_max_power_offset));
 394
 395         dev_info(&priv->udev->dev, "Vendor: %.7s\n",
 396                  efuse->vendor_name);
 397         dev_info(&priv->udev->dev, "Product: %.20s\n",
 398                  efuse->device_name);
 399
 400         priv->power_base = &rtl8192c_power_base;
 401
 402         if (efuse->rf_regulatory & 0x20) {
 403                 sprintf(priv->chip_name, "8188RU");
 404                 priv->rtl_chip = RTL8188R;
 405                 priv->hi_pa = 1;
 406                 priv->no_pape = 1;
 407                 priv->power_base = &rtl8188r_power_base;
 408         }
 409
 410         if (rtl8xxxu_debug & RTL8XXXU_DEBUG_EFUSE) {
 411                 unsigned char *raw = priv->efuse_wifi.raw;
 412
 413                 dev_info(&priv->udev->dev,
 414                          "%s: dumping efuse (0x%02zx bytes):\n",
 415                          __func__, sizeof(struct rtl8192cu_efuse));
 416                 for (i = 0; i < sizeof(struct rtl8192cu_efuse); i += 8)
 417                         dev_info(&priv->udev->dev, "%02x: %8ph\n", i, &raw[i]);
 418         }
 419         return 0;
 420 }
 421
 422 static int rtl8192cu_init_phy_rf(struct rtl8xxxu_priv *priv)
 423 {
 424         struct rtl8xxxu_rfregval *rftable;
 425         int ret;
 426
 427         if (priv->rtl_chip == RTL8188R) {
 428                 rftable = rtl8188ru_radioa_1t_highpa_table;
 429                 ret = rtl8xxxu_init_phy_rf(priv, rftable, RF_A);
 430         } else if (priv->rf_paths == 1) {
 431                 rftable = rtl8192cu_radioa_1t_init_table;
 432                 ret = rtl8xxxu_init_phy_rf(priv, rftable, RF_A);
 433         } else {
 434                 rftable = rtl8192cu_radioa_2t_init_table;
 435                 ret = rtl8xxxu_init_phy_rf(priv, rftable, RF_A);
 436                 if (ret)
 437                         goto exit;
 438                 rftable = rtl8192cu_radiob_2t_init_table;
 439                 ret = rtl8xxxu_init_phy_rf(priv, rftable, RF_B);
 440         }
 441
 442 exit:
 443         return ret;
 444 }
 445
 446 static int rtl8192cu_power_on(struct rtl8xxxu_priv *priv)
 447 {
 448         u8 val8;
 449         u16 val16;
 450         u32 val32;
 451         int i;
 452
 453         for (i = 100; i; i--) {
 454                 val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO);
 455                 if (val8 & APS_FSMCO_PFM_ALDN)
 456                         break;
 457         }
 458
 459         if (!i) {
 460                 pr_info("%s: Poll failed\n", __func__);
 461                 return -ENODEV;
 462         }
 463
 464         /*
 465          * RSV_CTRL 0x001C[7:0] = 0x00, unlock ISO/CLK/Power control register
 466          */
 467         rtl8xxxu_write8(priv, REG_RSV_CTRL, 0x0);
 468         rtl8xxxu_write8(priv, REG_SPS0_CTRL, 0x2b);
 469         udelay(100);
 470
 471         val8 = rtl8xxxu_read8(priv, REG_LDOV12D_CTRL);
 472         if (!(val8 & LDOV12D_ENABLE)) {
 473                 pr_info("%s: Enabling LDOV12D (%02x)\n", __func__, val8);
 474                 val8 |= LDOV12D_ENABLE;
 475                 rtl8xxxu_write8(priv, REG_LDOV12D_CTRL, val8);
 476
 477                 udelay(100);
 478
 479                 val8 = rtl8xxxu_read8(priv, REG_SYS_ISO_CTRL);
 480                 val8 &= ~SYS_ISO_MD2PP;
 481                 rtl8xxxu_write8(priv, REG_SYS_ISO_CTRL, val8);
 482         }
 483
 484         /*
 485          * Auto enable WLAN
 486          */
 487         val16 = rtl8xxxu_read16(priv, REG_APS_FSMCO);
 488         val16 |= APS_FSMCO_MAC_ENABLE;
 489         rtl8xxxu_write16(priv, REG_APS_FSMCO, val16);
 490
 491         for (i = 1000; i; i--) {
 492                 val16 = rtl8xxxu_read16(priv, REG_APS_FSMCO);
 493                 if (!(val16 & APS_FSMCO_MAC_ENABLE))
 494                         break;
 495         }
 496         if (!i) {
 497                 pr_info("%s: FSMCO_MAC_ENABLE poll failed\n", __func__);
 498                 return -EBUSY;
 499         }
 500
 501         /*
 502          * Enable radio, GPIO, LED
 503          */
 504         val16 = APS_FSMCO_HW_SUSPEND | APS_FSMCO_ENABLE_POWERDOWN |
 505                 APS_FSMCO_PFM_ALDN;
 506         rtl8xxxu_write16(priv, REG_APS_FSMCO, val16);
 507
 508         /*
 509          * Release RF digital isolation
 510          */
 511         val16 = rtl8xxxu_read16(priv, REG_SYS_ISO_CTRL);
 512         val16 &= ~SYS_ISO_DIOR;
 513         rtl8xxxu_write16(priv, REG_SYS_ISO_CTRL, val16);
 514
 515         val8 = rtl8xxxu_read8(priv, REG_APSD_CTRL);
 516         val8 &= ~APSD_CTRL_OFF;
 517         rtl8xxxu_write8(priv, REG_APSD_CTRL, val8);
 518         for (i = 200; i; i--) {
 519                 val8 = rtl8xxxu_read8(priv, REG_APSD_CTRL);
 520                 if (!(val8 & APSD_CTRL_OFF_STATUS))
 521                         break;
 522         }
 523
 524         if (!i) {
 525                 pr_info("%s: APSD_CTRL poll failed\n", __func__);
 526                 return -EBUSY;
 527         }
 528
 529         /*
 530          * Enable MAC DMA/WMAC/SCHEDULE/SEC block
 531          */
 532         val16 = rtl8xxxu_read16(priv, REG_CR);
 533         val16 |= CR_HCI_TXDMA_ENABLE | CR_HCI_RXDMA_ENABLE |
 534                 CR_TXDMA_ENABLE | CR_RXDMA_ENABLE | CR_PROTOCOL_ENABLE |
 535                 CR_SCHEDULE_ENABLE | CR_MAC_TX_ENABLE | CR_MAC_RX_ENABLE;
 536         rtl8xxxu_write16(priv, REG_CR, val16);
 537
 538         rtl8xxxu_write8(priv, 0xfe10, 0x19);
 539
 540         /*
 541          * Workaround for 8188RU LNA power leakage problem.
 542          */
 543         if (priv->rtl_chip == RTL8188R) {
 544                 val32 = rtl8xxxu_read32(priv, REG_FPGA0_XCD_RF_PARM);
 545                 val32 &= ~BIT(1);
 546                 rtl8xxxu_write32(priv, REG_FPGA0_XCD_RF_PARM, val32);
 547         }
 548         return 0;
 549 }
 550
 551 struct rtl8xxxu_fileops rtl8192cu_fops = {
 552         .parse_efuse = rtl8192cu_parse_efuse,
 553         .load_firmware = rtl8192cu_load_firmware,
 554         .power_on = rtl8192cu_power_on,
 555         .power_off = rtl8xxxu_power_off,
 556         .reset_8051 = rtl8xxxu_reset_8051,
 557         .llt_init = rtl8xxxu_init_llt_table,
 558         .init_phy_bb = rtl8xxxu_gen1_init_phy_bb,
 559         .init_phy_rf = rtl8192cu_init_phy_rf,
 560         .phy_iq_calibrate = rtl8xxxu_gen1_phy_iq_calibrate,
 561         .config_channel = rtl8xxxu_gen1_config_channel,
 562         .parse_rx_desc = rtl8xxxu_parse_rxdesc16,
 563         .init_aggregation = rtl8xxxu_gen1_init_aggregation,
 564         .enable_rf = rtl8xxxu_gen1_enable_rf,
 565         .disable_rf = rtl8xxxu_gen1_disable_rf,
 566         .usb_quirks = rtl8xxxu_gen1_usb_quirks,
 567         .set_tx_power = rtl8xxxu_gen1_set_tx_power,
 568         .update_rate_mask = rtl8xxxu_update_rate_mask,
 569         .report_connect = rtl8xxxu_gen1_report_connect,
 570         .writeN_block_size = 128,
 571         .rx_agg_buf_size = 16000,
 572         .tx_desc_size = sizeof(struct rtl8xxxu_txdesc32),
 573         .rx_desc_size = sizeof(struct rtl8xxxu_rxdesc16),
 574         .adda_1t_init = 0x0b1b25a0,
 575         .adda_1t_path_on = 0x0bdb25a0,
 576         .adda_2t_path_on_a = 0x04db25a4,
 577         .adda_2t_path_on_b = 0x0b1b25a4,
 578         .trxff_boundary = 0x27ff,
 579         .pbp_rx = PBP_PAGE_SIZE_128,
 580         .pbp_tx = PBP_PAGE_SIZE_128,
 581         .mactable = rtl8xxxu_gen1_mac_init_table,
 582 };
 583 #endif