1 /* 2 * Atheros CARL9170 driver 3 * 4 * PHY and RF code 5 * 6 * Copyright 2008, Johannes Berg <johannes@sipsolutions.net> 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 2 of the License, or 11 * (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; see the file COPYING. If not, see 20 * http://www.gnu.org/licenses/. 21 * 22 * This file incorporates work covered by the following copyright and 23 * permission notice: 24 * Copyright (c) 2007-2008 Atheros Communications, Inc. 25 * 26 * Permission to use, copy, modify, and/or distribute this software for any 27 * purpose with or without fee is hereby granted, provided that the above 28 * copyright notice and this permission notice appear in all copies. 29 * 30 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 31 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 32 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 33 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 34 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 35 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 36 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 37 */ 38 39 #include <linux/bitrev.h> 40 #include "carl9170.h" 41 #include "cmd.h" 42 #include "phy.h" 43 44 static int carl9170_init_power_cal(struct ar9170 *ar) 45 { 46 carl9170_regwrite_begin(ar); 47 48 carl9170_regwrite(AR9170_PHY_REG_POWER_TX_RATE_MAX, 0x7f); 49 carl9170_regwrite(AR9170_PHY_REG_POWER_TX_RATE1, 0x3f3f3f3f); 50 carl9170_regwrite(AR9170_PHY_REG_POWER_TX_RATE2, 0x3f3f3f3f); 51 carl9170_regwrite(AR9170_PHY_REG_POWER_TX_RATE3, 0x3f3f3f3f); 52 carl9170_regwrite(AR9170_PHY_REG_POWER_TX_RATE4, 0x3f3f3f3f); 53 carl9170_regwrite(AR9170_PHY_REG_POWER_TX_RATE5, 0x3f3f3f3f); 54 carl9170_regwrite(AR9170_PHY_REG_POWER_TX_RATE6, 0x3f3f3f3f); 55 carl9170_regwrite(AR9170_PHY_REG_POWER_TX_RATE7, 0x3f3f3f3f); 56 carl9170_regwrite(AR9170_PHY_REG_POWER_TX_RATE8, 0x3f3f3f3f); 57 carl9170_regwrite(AR9170_PHY_REG_POWER_TX_RATE9, 0x3f3f3f3f); 58 59 carl9170_regwrite_finish(); 60 return carl9170_regwrite_result(); 61 } 62 63 struct carl9170_phy_init { 64 u32 reg, _5ghz_20, _5ghz_40, _2ghz_40, _2ghz_20; 65 }; 66 67 static struct carl9170_phy_init ar5416_phy_init[] = { 68 { 0x1c5800, 0x00000007, 0x00000007, 0x00000007, 0x00000007, }, 69 { 0x1c5804, 0x00000300, 0x000003c4, 0x000003c4, 0x00000300, }, 70 { 0x1c5808, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 71 { 0x1c580c, 0xad848e19, 0xad848e19, 0xad848e19, 0xad848e19, }, 72 { 0x1c5810, 0x7d14e000, 0x7d14e000, 0x7d14e000, 0x7d14e000, }, 73 { 0x1c5814, 0x9c0a9f6b, 0x9c0a9f6b, 0x9c0a9f6b, 0x9c0a9f6b, }, 74 { 0x1c5818, 0x00000090, 0x00000090, 0x00000090, 0x00000090, }, 75 { 0x1c581c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 76 { 0x1c5820, 0x02020200, 0x02020200, 0x02020200, 0x02020200, }, 77 { 0x1c5824, 0x00000e0e, 0x00000e0e, 0x00000e0e, 0x00000e0e, }, 78 { 0x1c5828, 0x0a020001, 0x0a020001, 0x0a020001, 0x0a020001, }, 79 { 0x1c582c, 0x0000a000, 0x0000a000, 0x0000a000, 0x0000a000, }, 80 { 0x1c5830, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 81 { 0x1c5834, 0x00000e0e, 0x00000e0e, 0x00000e0e, 0x00000e0e, }, 82 { 0x1c5838, 0x00000007, 0x00000007, 0x00000007, 0x00000007, }, 83 { 0x1c583c, 0x00200400, 0x00200400, 0x00200400, 0x00200400, }, 84 { 0x1c5840, 0x206a002e, 0x206a002e, 0x206a002e, 0x206a002e, }, 85 { 0x1c5844, 0x1372161e, 0x13721c1e, 0x13721c24, 0x137216a4, }, 86 { 0x1c5848, 0x001a6a65, 0x001a6a65, 0x00197a68, 0x00197a68, }, 87 { 0x1c584c, 0x1284233c, 0x1284233c, 0x1284233c, 0x1284233c, }, 88 { 0x1c5850, 0x6c48b4e4, 0x6d48b4e4, 0x6d48b0e4, 0x6c48b0e4, }, 89 { 0x1c5854, 0x00000859, 0x00000859, 0x00000859, 0x00000859, }, 90 { 0x1c5858, 0x7ec80d2e, 0x7ec80d2e, 0x7ec80d2e, 0x7ec80d2e, }, 91 { 0x1c585c, 0x31395c5e, 0x3139605e, 0x3139605e, 0x31395c5e, }, 92 { 0x1c5860, 0x0004dd10, 0x0004dd10, 0x0004dd20, 0x0004dd20, }, 93 { 0x1c5864, 0x0001c600, 0x0001c600, 0x0001c600, 0x0001c600, }, 94 { 0x1c5868, 0x409a4190, 0x409a4190, 0x409a4190, 0x409a4190, }, 95 { 0x1c586c, 0x050cb081, 0x050cb081, 0x050cb081, 0x050cb081, }, 96 { 0x1c5900, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 97 { 0x1c5904, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 98 { 0x1c5908, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 99 { 0x1c590c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 100 { 0x1c5914, 0x000007d0, 0x000007d0, 0x00000898, 0x00000898, }, 101 { 0x1c5918, 0x00000118, 0x00000230, 0x00000268, 0x00000134, }, 102 { 0x1c591c, 0x10000fff, 0x10000fff, 0x10000fff, 0x10000fff, }, 103 { 0x1c5920, 0x0510081c, 0x0510081c, 0x0510001c, 0x0510001c, }, 104 { 0x1c5924, 0xd0058a15, 0xd0058a15, 0xd0058a15, 0xd0058a15, }, 105 { 0x1c5928, 0x00000001, 0x00000001, 0x00000001, 0x00000001, }, 106 { 0x1c592c, 0x00000004, 0x00000004, 0x00000004, 0x00000004, }, 107 { 0x1c5934, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, }, 108 { 0x1c5938, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, }, 109 { 0x1c593c, 0x0000007f, 0x0000007f, 0x0000007f, 0x0000007f, }, 110 { 0x1c5944, 0xdfb81020, 0xdfb81020, 0xdfb81020, 0xdfb81020, }, 111 { 0x1c5948, 0x9280b212, 0x9280b212, 0x9280b212, 0x9280b212, }, 112 { 0x1c594c, 0x00020028, 0x00020028, 0x00020028, 0x00020028, }, 113 { 0x1c5954, 0x5d50e188, 0x5d50e188, 0x5d50e188, 0x5d50e188, }, 114 { 0x1c5958, 0x00081fff, 0x00081fff, 0x00081fff, 0x00081fff, }, 115 { 0x1c5960, 0x00009b40, 0x00009b40, 0x00009b40, 0x00009b40, }, 116 { 0x1c5964, 0x00001120, 0x00001120, 0x00001120, 0x00001120, }, 117 { 0x1c5970, 0x190fb515, 0x190fb515, 0x190fb515, 0x190fb515, }, 118 { 0x1c5974, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 119 { 0x1c5978, 0x00000001, 0x00000001, 0x00000001, 0x00000001, }, 120 { 0x1c597c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 121 { 0x1c5980, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 122 { 0x1c5984, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 123 { 0x1c5988, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 124 { 0x1c598c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 125 { 0x1c5990, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 126 { 0x1c5994, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 127 { 0x1c5998, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 128 { 0x1c599c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 129 { 0x1c59a0, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 130 { 0x1c59a4, 0x00000007, 0x00000007, 0x00000007, 0x00000007, }, 131 { 0x1c59a8, 0x001fff00, 0x001fff00, 0x001fff00, 0x001fff00, }, 132 { 0x1c59ac, 0x006f00c4, 0x006f00c4, 0x006f00c4, 0x006f00c4, }, 133 { 0x1c59b0, 0x03051000, 0x03051000, 0x03051000, 0x03051000, }, 134 { 0x1c59b4, 0x00000820, 0x00000820, 0x00000820, 0x00000820, }, 135 { 0x1c59bc, 0x00181400, 0x00181400, 0x00181400, 0x00181400, }, 136 { 0x1c59c0, 0x038919be, 0x038919be, 0x038919be, 0x038919be, }, 137 { 0x1c59c4, 0x06336f77, 0x06336f77, 0x06336f77, 0x06336f77, }, 138 { 0x1c59c8, 0x6af6532c, 0x6af6532c, 0x6af6532c, 0x6af6532c, }, 139 { 0x1c59cc, 0x08f186c8, 0x08f186c8, 0x08f186c8, 0x08f186c8, }, 140 { 0x1c59d0, 0x00046384, 0x00046384, 0x00046384, 0x00046384, }, 141 { 0x1c59d4, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 142 { 0x1c59d8, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 143 { 0x1c59dc, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 144 { 0x1c59e0, 0x00000200, 0x00000200, 0x00000200, 0x00000200, }, 145 { 0x1c59e4, 0x64646464, 0x64646464, 0x64646464, 0x64646464, }, 146 { 0x1c59e8, 0x3c787878, 0x3c787878, 0x3c787878, 0x3c787878, }, 147 { 0x1c59ec, 0x000000aa, 0x000000aa, 0x000000aa, 0x000000aa, }, 148 { 0x1c59f0, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 149 { 0x1c59fc, 0x00001042, 0x00001042, 0x00001042, 0x00001042, }, 150 { 0x1c5a00, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 151 { 0x1c5a04, 0x00000040, 0x00000040, 0x00000040, 0x00000040, }, 152 { 0x1c5a08, 0x00000080, 0x00000080, 0x00000080, 0x00000080, }, 153 { 0x1c5a0c, 0x000001a1, 0x000001a1, 0x00000141, 0x00000141, }, 154 { 0x1c5a10, 0x000001e1, 0x000001e1, 0x00000181, 0x00000181, }, 155 { 0x1c5a14, 0x00000021, 0x00000021, 0x000001c1, 0x000001c1, }, 156 { 0x1c5a18, 0x00000061, 0x00000061, 0x00000001, 0x00000001, }, 157 { 0x1c5a1c, 0x00000168, 0x00000168, 0x00000041, 0x00000041, }, 158 { 0x1c5a20, 0x000001a8, 0x000001a8, 0x000001a8, 0x000001a8, }, 159 { 0x1c5a24, 0x000001e8, 0x000001e8, 0x000001e8, 0x000001e8, }, 160 { 0x1c5a28, 0x00000028, 0x00000028, 0x00000028, 0x00000028, }, 161 { 0x1c5a2c, 0x00000068, 0x00000068, 0x00000068, 0x00000068, }, 162 { 0x1c5a30, 0x00000189, 0x00000189, 0x000000a8, 0x000000a8, }, 163 { 0x1c5a34, 0x000001c9, 0x000001c9, 0x00000169, 0x00000169, }, 164 { 0x1c5a38, 0x00000009, 0x00000009, 0x000001a9, 0x000001a9, }, 165 { 0x1c5a3c, 0x00000049, 0x00000049, 0x000001e9, 0x000001e9, }, 166 { 0x1c5a40, 0x00000089, 0x00000089, 0x00000029, 0x00000029, }, 167 { 0x1c5a44, 0x00000170, 0x00000170, 0x00000069, 0x00000069, }, 168 { 0x1c5a48, 0x000001b0, 0x000001b0, 0x00000190, 0x00000190, }, 169 { 0x1c5a4c, 0x000001f0, 0x000001f0, 0x000001d0, 0x000001d0, }, 170 { 0x1c5a50, 0x00000030, 0x00000030, 0x00000010, 0x00000010, }, 171 { 0x1c5a54, 0x00000070, 0x00000070, 0x00000050, 0x00000050, }, 172 { 0x1c5a58, 0x00000191, 0x00000191, 0x00000090, 0x00000090, }, 173 { 0x1c5a5c, 0x000001d1, 0x000001d1, 0x00000151, 0x00000151, }, 174 { 0x1c5a60, 0x00000011, 0x00000011, 0x00000191, 0x00000191, }, 175 { 0x1c5a64, 0x00000051, 0x00000051, 0x000001d1, 0x000001d1, }, 176 { 0x1c5a68, 0x00000091, 0x00000091, 0x00000011, 0x00000011, }, 177 { 0x1c5a6c, 0x000001b8, 0x000001b8, 0x00000051, 0x00000051, }, 178 { 0x1c5a70, 0x000001f8, 0x000001f8, 0x00000198, 0x00000198, }, 179 { 0x1c5a74, 0x00000038, 0x00000038, 0x000001d8, 0x000001d8, }, 180 { 0x1c5a78, 0x00000078, 0x00000078, 0x00000018, 0x00000018, }, 181 { 0x1c5a7c, 0x00000199, 0x00000199, 0x00000058, 0x00000058, }, 182 { 0x1c5a80, 0x000001d9, 0x000001d9, 0x00000098, 0x00000098, }, 183 { 0x1c5a84, 0x00000019, 0x00000019, 0x00000159, 0x00000159, }, 184 { 0x1c5a88, 0x00000059, 0x00000059, 0x00000199, 0x00000199, }, 185 { 0x1c5a8c, 0x00000099, 0x00000099, 0x000001d9, 0x000001d9, }, 186 { 0x1c5a90, 0x000000d9, 0x000000d9, 0x00000019, 0x00000019, }, 187 { 0x1c5a94, 0x000000f9, 0x000000f9, 0x00000059, 0x00000059, }, 188 { 0x1c5a98, 0x000000f9, 0x000000f9, 0x00000099, 0x00000099, }, 189 { 0x1c5a9c, 0x000000f9, 0x000000f9, 0x000000d9, 0x000000d9, }, 190 { 0x1c5aa0, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 191 { 0x1c5aa4, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 192 { 0x1c5aa8, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 193 { 0x1c5aac, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 194 { 0x1c5ab0, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 195 { 0x1c5ab4, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 196 { 0x1c5ab8, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 197 { 0x1c5abc, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 198 { 0x1c5ac0, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 199 { 0x1c5ac4, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 200 { 0x1c5ac8, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 201 { 0x1c5acc, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 202 { 0x1c5ad0, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 203 { 0x1c5ad4, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 204 { 0x1c5ad8, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 205 { 0x1c5adc, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 206 { 0x1c5ae0, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 207 { 0x1c5ae4, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 208 { 0x1c5ae8, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 209 { 0x1c5aec, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 210 { 0x1c5af0, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 211 { 0x1c5af4, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 212 { 0x1c5af8, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 213 { 0x1c5afc, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, }, 214 { 0x1c5b00, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 215 { 0x1c5b04, 0x00000001, 0x00000001, 0x00000001, 0x00000001, }, 216 { 0x1c5b08, 0x00000002, 0x00000002, 0x00000002, 0x00000002, }, 217 { 0x1c5b0c, 0x00000003, 0x00000003, 0x00000003, 0x00000003, }, 218 { 0x1c5b10, 0x00000004, 0x00000004, 0x00000004, 0x00000004, }, 219 { 0x1c5b14, 0x00000005, 0x00000005, 0x00000005, 0x00000005, }, 220 { 0x1c5b18, 0x00000008, 0x00000008, 0x00000008, 0x00000008, }, 221 { 0x1c5b1c, 0x00000009, 0x00000009, 0x00000009, 0x00000009, }, 222 { 0x1c5b20, 0x0000000a, 0x0000000a, 0x0000000a, 0x0000000a, }, 223 { 0x1c5b24, 0x0000000b, 0x0000000b, 0x0000000b, 0x0000000b, }, 224 { 0x1c5b28, 0x0000000c, 0x0000000c, 0x0000000c, 0x0000000c, }, 225 { 0x1c5b2c, 0x0000000d, 0x0000000d, 0x0000000d, 0x0000000d, }, 226 { 0x1c5b30, 0x00000010, 0x00000010, 0x00000010, 0x00000010, }, 227 { 0x1c5b34, 0x00000011, 0x00000011, 0x00000011, 0x00000011, }, 228 { 0x1c5b38, 0x00000012, 0x00000012, 0x00000012, 0x00000012, }, 229 { 0x1c5b3c, 0x00000013, 0x00000013, 0x00000013, 0x00000013, }, 230 { 0x1c5b40, 0x00000014, 0x00000014, 0x00000014, 0x00000014, }, 231 { 0x1c5b44, 0x00000015, 0x00000015, 0x00000015, 0x00000015, }, 232 { 0x1c5b48, 0x00000018, 0x00000018, 0x00000018, 0x00000018, }, 233 { 0x1c5b4c, 0x00000019, 0x00000019, 0x00000019, 0x00000019, }, 234 { 0x1c5b50, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a, }, 235 { 0x1c5b54, 0x0000001b, 0x0000001b, 0x0000001b, 0x0000001b, }, 236 { 0x1c5b58, 0x0000001c, 0x0000001c, 0x0000001c, 0x0000001c, }, 237 { 0x1c5b5c, 0x0000001d, 0x0000001d, 0x0000001d, 0x0000001d, }, 238 { 0x1c5b60, 0x00000020, 0x00000020, 0x00000020, 0x00000020, }, 239 { 0x1c5b64, 0x00000021, 0x00000021, 0x00000021, 0x00000021, }, 240 { 0x1c5b68, 0x00000022, 0x00000022, 0x00000022, 0x00000022, }, 241 { 0x1c5b6c, 0x00000023, 0x00000023, 0x00000023, 0x00000023, }, 242 { 0x1c5b70, 0x00000024, 0x00000024, 0x00000024, 0x00000024, }, 243 { 0x1c5b74, 0x00000025, 0x00000025, 0x00000025, 0x00000025, }, 244 { 0x1c5b78, 0x00000028, 0x00000028, 0x00000028, 0x00000028, }, 245 { 0x1c5b7c, 0x00000029, 0x00000029, 0x00000029, 0x00000029, }, 246 { 0x1c5b80, 0x0000002a, 0x0000002a, 0x0000002a, 0x0000002a, }, 247 { 0x1c5b84, 0x0000002b, 0x0000002b, 0x0000002b, 0x0000002b, }, 248 { 0x1c5b88, 0x0000002c, 0x0000002c, 0x0000002c, 0x0000002c, }, 249 { 0x1c5b8c, 0x0000002d, 0x0000002d, 0x0000002d, 0x0000002d, }, 250 { 0x1c5b90, 0x00000030, 0x00000030, 0x00000030, 0x00000030, }, 251 { 0x1c5b94, 0x00000031, 0x00000031, 0x00000031, 0x00000031, }, 252 { 0x1c5b98, 0x00000032, 0x00000032, 0x00000032, 0x00000032, }, 253 { 0x1c5b9c, 0x00000033, 0x00000033, 0x00000033, 0x00000033, }, 254 { 0x1c5ba0, 0x00000034, 0x00000034, 0x00000034, 0x00000034, }, 255 { 0x1c5ba4, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 256 { 0x1c5ba8, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 257 { 0x1c5bac, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 258 { 0x1c5bb0, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 259 { 0x1c5bb4, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 260 { 0x1c5bb8, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 261 { 0x1c5bbc, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 262 { 0x1c5bc0, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 263 { 0x1c5bc4, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 264 { 0x1c5bc8, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 265 { 0x1c5bcc, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 266 { 0x1c5bd0, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 267 { 0x1c5bd4, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 268 { 0x1c5bd8, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 269 { 0x1c5bdc, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 270 { 0x1c5be0, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 271 { 0x1c5be4, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 272 { 0x1c5be8, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 273 { 0x1c5bec, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 274 { 0x1c5bf0, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 275 { 0x1c5bf4, 0x00000035, 0x00000035, 0x00000035, 0x00000035, }, 276 { 0x1c5bf8, 0x00000010, 0x00000010, 0x00000010, 0x00000010, }, 277 { 0x1c5bfc, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a, }, 278 { 0x1c5c00, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 279 { 0x1c5c0c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 280 { 0x1c5c10, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 281 { 0x1c5c14, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 282 { 0x1c5c18, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 283 { 0x1c5c1c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 284 { 0x1c5c20, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 285 { 0x1c5c24, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 286 { 0x1c5c28, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 287 { 0x1c5c2c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 288 { 0x1c5c30, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 289 { 0x1c5c34, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 290 { 0x1c5c38, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 291 { 0x1c5c3c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 292 { 0x1c5cf0, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 293 { 0x1c5cf4, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 294 { 0x1c5cf8, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 295 { 0x1c5cfc, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 296 { 0x1c6200, 0x00000008, 0x00000008, 0x0000000e, 0x0000000e, }, 297 { 0x1c6204, 0x00000440, 0x00000440, 0x00000440, 0x00000440, }, 298 { 0x1c6208, 0xd6be4788, 0xd6be4788, 0xd03e4788, 0xd03e4788, }, 299 { 0x1c620c, 0x012e8160, 0x012e8160, 0x012a8160, 0x012a8160, }, 300 { 0x1c6210, 0x40806333, 0x40806333, 0x40806333, 0x40806333, }, 301 { 0x1c6214, 0x00106c10, 0x00106c10, 0x00106c10, 0x00106c10, }, 302 { 0x1c6218, 0x009c4060, 0x009c4060, 0x009c4060, 0x009c4060, }, 303 { 0x1c621c, 0x1883800a, 0x1883800a, 0x1883800a, 0x1883800a, }, 304 { 0x1c6220, 0x018830c6, 0x018830c6, 0x018830c6, 0x018830c6, }, 305 { 0x1c6224, 0x00000400, 0x00000400, 0x00000400, 0x00000400, }, 306 { 0x1c6228, 0x000009b5, 0x000009b5, 0x000009b5, 0x000009b5, }, 307 { 0x1c622c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 308 { 0x1c6230, 0x00000108, 0x00000210, 0x00000210, 0x00000108, }, 309 { 0x1c6234, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, }, 310 { 0x1c6238, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, }, 311 { 0x1c623c, 0x13c889af, 0x13c889af, 0x13c889af, 0x13c889af, }, 312 { 0x1c6240, 0x38490a20, 0x38490a20, 0x38490a20, 0x38490a20, }, 313 { 0x1c6244, 0x00007bb6, 0x00007bb6, 0x00007bb6, 0x00007bb6, }, 314 { 0x1c6248, 0x0fff3ffc, 0x0fff3ffc, 0x0fff3ffc, 0x0fff3ffc, }, 315 { 0x1c624c, 0x00000001, 0x00000001, 0x00000001, 0x00000001, }, 316 { 0x1c6250, 0x0000a000, 0x0000a000, 0x0000a000, 0x0000a000, }, 317 { 0x1c6254, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 318 { 0x1c6258, 0x0cc75380, 0x0cc75380, 0x0cc75380, 0x0cc75380, }, 319 { 0x1c625c, 0x0f0f0f01, 0x0f0f0f01, 0x0f0f0f01, 0x0f0f0f01, }, 320 { 0x1c6260, 0xdfa91f01, 0xdfa91f01, 0xdfa91f01, 0xdfa91f01, }, 321 { 0x1c6264, 0x00418a11, 0x00418a11, 0x00418a11, 0x00418a11, }, 322 { 0x1c6268, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 323 { 0x1c626c, 0x09249126, 0x09249126, 0x09249126, 0x09249126, }, 324 { 0x1c6274, 0x0a1a9caa, 0x0a1a9caa, 0x0a1a7caa, 0x0a1a7caa, }, 325 { 0x1c6278, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, }, 326 { 0x1c627c, 0x051701ce, 0x051701ce, 0x051701ce, 0x051701ce, }, 327 { 0x1c6300, 0x18010000, 0x18010000, 0x18010000, 0x18010000, }, 328 { 0x1c6304, 0x30032602, 0x30032602, 0x2e032402, 0x2e032402, }, 329 { 0x1c6308, 0x48073e06, 0x48073e06, 0x4a0a3c06, 0x4a0a3c06, }, 330 { 0x1c630c, 0x560b4c0a, 0x560b4c0a, 0x621a540b, 0x621a540b, }, 331 { 0x1c6310, 0x641a600f, 0x641a600f, 0x764f6c1b, 0x764f6c1b, }, 332 { 0x1c6314, 0x7a4f6e1b, 0x7a4f6e1b, 0x845b7a5a, 0x845b7a5a, }, 333 { 0x1c6318, 0x8c5b7e5a, 0x8c5b7e5a, 0x950f8ccf, 0x950f8ccf, }, 334 { 0x1c631c, 0x9d0f96cf, 0x9d0f96cf, 0xa5cf9b4f, 0xa5cf9b4f, }, 335 { 0x1c6320, 0xb51fa69f, 0xb51fa69f, 0xbddfaf1f, 0xbddfaf1f, }, 336 { 0x1c6324, 0xcb3fbd07, 0xcb3fbcbf, 0xd1ffc93f, 0xd1ffc93f, }, 337 { 0x1c6328, 0x0000d7bf, 0x0000d7bf, 0x00000000, 0x00000000, }, 338 { 0x1c632c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 339 { 0x1c6330, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 340 { 0x1c6334, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 341 { 0x1c6338, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 342 { 0x1c633c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 343 { 0x1c6340, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 344 { 0x1c6344, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 345 { 0x1c6348, 0x3fffffff, 0x3fffffff, 0x3fffffff, 0x3fffffff, }, 346 { 0x1c634c, 0x3fffffff, 0x3fffffff, 0x3fffffff, 0x3fffffff, }, 347 { 0x1c6350, 0x3fffffff, 0x3fffffff, 0x3fffffff, 0x3fffffff, }, 348 { 0x1c6354, 0x0003ffff, 0x0003ffff, 0x0003ffff, 0x0003ffff, }, 349 { 0x1c6358, 0x79a8aa1f, 0x79a8aa1f, 0x79a8aa1f, 0x79a8aa1f, }, 350 { 0x1c6388, 0x08000000, 0x08000000, 0x08000000, 0x08000000, }, 351 { 0x1c638c, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, }, 352 { 0x1c6390, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, }, 353 { 0x1c6394, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, }, 354 { 0x1c6398, 0x000001ce, 0x000001ce, 0x000001ce, 0x000001ce, }, 355 { 0x1c639c, 0x00000007, 0x00000007, 0x00000007, 0x00000007, }, 356 { 0x1c63a0, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 357 { 0x1c63a4, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 358 { 0x1c63a8, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 359 { 0x1c63ac, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 360 { 0x1c63b0, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 361 { 0x1c63b4, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 362 { 0x1c63b8, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 363 { 0x1c63bc, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 364 { 0x1c63c0, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 365 { 0x1c63c4, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 366 { 0x1c63c8, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 367 { 0x1c63cc, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, }, 368 { 0x1c63d0, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, }, 369 { 0x1c63d4, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, }, 370 { 0x1c63d8, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }, 371 { 0x1c63dc, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, }, 372 { 0x1c63e0, 0x000000c0, 0x000000c0, 0x000000c0, 0x000000c0, }, 373 { 0x1c6848, 0x00180a65, 0x00180a65, 0x00180a68, 0x00180a68, }, 374 { 0x1c6920, 0x0510001c, 0x0510001c, 0x0510001c, 0x0510001c, }, 375 { 0x1c6960, 0x00009b40, 0x00009b40, 0x00009b40, 0x00009b40, }, 376 { 0x1c720c, 0x012e8160, 0x012e8160, 0x012a8160, 0x012a8160, }, 377 { 0x1c726c, 0x09249126, 0x09249126, 0x09249126, 0x09249126, }, 378 { 0x1c7848, 0x00180a65, 0x00180a65, 0x00180a68, 0x00180a68, }, 379 { 0x1c7920, 0x0510001c, 0x0510001c, 0x0510001c, 0x0510001c, }, 380 { 0x1c7960, 0x00009b40, 0x00009b40, 0x00009b40, 0x00009b40, }, 381 { 0x1c820c, 0x012e8160, 0x012e8160, 0x012a8160, 0x012a8160, }, 382 { 0x1c826c, 0x09249126, 0x09249126, 0x09249126, 0x09249126, }, 383 /* { 0x1c8864, 0x0001ce00, 0x0001ce00, 0x0001ce00, 0x0001ce00, }, */ 384 { 0x1c8864, 0x0001c600, 0x0001c600, 0x0001c600, 0x0001c600, }, 385 { 0x1c895c, 0x004b6a8e, 0x004b6a8e, 0x004b6a8e, 0x004b6a8e, }, 386 { 0x1c8968, 0x000003ce, 0x000003ce, 0x000003ce, 0x000003ce, }, 387 { 0x1c89bc, 0x00181400, 0x00181400, 0x00181400, 0x00181400, }, 388 { 0x1c9270, 0x00820820, 0x00820820, 0x00820820, 0x00820820, }, 389 { 0x1c935c, 0x066c420f, 0x066c420f, 0x066c420f, 0x066c420f, }, 390 { 0x1c9360, 0x0f282207, 0x0f282207, 0x0f282207, 0x0f282207, }, 391 { 0x1c9364, 0x17601685, 0x17601685, 0x17601685, 0x17601685, }, 392 { 0x1c9368, 0x1f801104, 0x1f801104, 0x1f801104, 0x1f801104, }, 393 { 0x1c936c, 0x37a00c03, 0x37a00c03, 0x37a00c03, 0x37a00c03, }, 394 { 0x1c9370, 0x3fc40883, 0x3fc40883, 0x3fc40883, 0x3fc40883, }, 395 { 0x1c9374, 0x57c00803, 0x57c00803, 0x57c00803, 0x57c00803, }, 396 { 0x1c9378, 0x5fd80682, 0x5fd80682, 0x5fd80682, 0x5fd80682, }, 397 { 0x1c937c, 0x7fe00482, 0x7fe00482, 0x7fe00482, 0x7fe00482, }, 398 { 0x1c9380, 0x7f3c7bba, 0x7f3c7bba, 0x7f3c7bba, 0x7f3c7bba, }, 399 { 0x1c9384, 0xf3307ff0, 0xf3307ff0, 0xf3307ff0, 0xf3307ff0, } 400 }; 401 402 /* 403 * look up a certain register in ar5416_phy_init[] and return the init. value 404 * for the band and bandwidth given. Return 0 if register address not found. 405 */ 406 static u32 carl9170_def_val(u32 reg, bool is_2ghz, bool is_40mhz) 407 { 408 unsigned int i; 409 for (i = 0; i < ARRAY_SIZE(ar5416_phy_init); i++) { 410 if (ar5416_phy_init[i].reg != reg) 411 continue; 412 413 if (is_2ghz) { 414 if (is_40mhz) 415 return ar5416_phy_init[i]._2ghz_40; 416 else 417 return ar5416_phy_init[i]._2ghz_20; 418 } else { 419 if (is_40mhz) 420 return ar5416_phy_init[i]._5ghz_40; 421 else 422 return ar5416_phy_init[i]._5ghz_20; 423 } 424 } 425 return 0; 426 } 427 428 /* 429 * initialize some phy regs from eeprom values in modal_header[] 430 * acc. to band and bandwidth 431 */ 432 static int carl9170_init_phy_from_eeprom(struct ar9170 *ar, 433 bool is_2ghz, bool is_40mhz) 434 { 435 static const u8 xpd2pd[16] = { 436 0x2, 0x2, 0x2, 0x1, 0x2, 0x2, 0x6, 0x2, 437 0x2, 0x3, 0x7, 0x2, 0xb, 0x2, 0x2, 0x2 438 }; 439 /* pointer to the modal_header acc. to band */ 440 struct ar9170_eeprom_modal *m = &ar->eeprom.modal_header[is_2ghz]; 441 u32 val; 442 443 carl9170_regwrite_begin(ar); 444 445 /* ant common control (index 0) */ 446 carl9170_regwrite(AR9170_PHY_REG_SWITCH_COM, 447 le32_to_cpu(m->antCtrlCommon)); 448 449 /* ant control chain 0 (index 1) */ 450 carl9170_regwrite(AR9170_PHY_REG_SWITCH_CHAIN_0, 451 le32_to_cpu(m->antCtrlChain[0])); 452 453 /* ant control chain 2 (index 2) */ 454 carl9170_regwrite(AR9170_PHY_REG_SWITCH_CHAIN_2, 455 le32_to_cpu(m->antCtrlChain[1])); 456 457 /* SwSettle (index 3) */ 458 if (!is_40mhz) { 459 val = carl9170_def_val(AR9170_PHY_REG_SETTLING, 460 is_2ghz, is_40mhz); 461 SET_VAL(AR9170_PHY_SETTLING_SWITCH, val, m->switchSettling); 462 carl9170_regwrite(AR9170_PHY_REG_SETTLING, val); 463 } 464 465 /* adcDesired, pdaDesired (index 4) */ 466 val = carl9170_def_val(AR9170_PHY_REG_DESIRED_SZ, is_2ghz, is_40mhz); 467 SET_VAL(AR9170_PHY_DESIRED_SZ_PGA, val, m->pgaDesiredSize); 468 SET_VAL(AR9170_PHY_DESIRED_SZ_ADC, val, m->adcDesiredSize); 469 carl9170_regwrite(AR9170_PHY_REG_DESIRED_SZ, val); 470 471 /* TxEndToXpaOff, TxFrameToXpaOn (index 5) */ 472 val = carl9170_def_val(AR9170_PHY_REG_RF_CTL4, is_2ghz, is_40mhz); 473 SET_VAL(AR9170_PHY_RF_CTL4_TX_END_XPAB_OFF, val, m->txEndToXpaOff); 474 SET_VAL(AR9170_PHY_RF_CTL4_TX_END_XPAA_OFF, val, m->txEndToXpaOff); 475 SET_VAL(AR9170_PHY_RF_CTL4_FRAME_XPAB_ON, val, m->txFrameToXpaOn); 476 SET_VAL(AR9170_PHY_RF_CTL4_FRAME_XPAA_ON, val, m->txFrameToXpaOn); 477 carl9170_regwrite(AR9170_PHY_REG_RF_CTL4, val); 478 479 /* TxEndToRxOn (index 6) */ 480 val = carl9170_def_val(AR9170_PHY_REG_RF_CTL3, is_2ghz, is_40mhz); 481 SET_VAL(AR9170_PHY_RF_CTL3_TX_END_TO_A2_RX_ON, val, m->txEndToRxOn); 482 carl9170_regwrite(AR9170_PHY_REG_RF_CTL3, val); 483 484 /* thresh62 (index 7) */ 485 val = carl9170_def_val(0x1c8864, is_2ghz, is_40mhz); 486 val = (val & ~0x7f000) | (m->thresh62 << 12); 487 carl9170_regwrite(0x1c8864, val); 488 489 /* tx/rx attenuation chain 0 (index 8) */ 490 val = carl9170_def_val(AR9170_PHY_REG_RXGAIN, is_2ghz, is_40mhz); 491 SET_VAL(AR9170_PHY_RXGAIN_TXRX_ATTEN, val, m->txRxAttenCh[0]); 492 carl9170_regwrite(AR9170_PHY_REG_RXGAIN, val); 493 494 /* tx/rx attenuation chain 2 (index 9) */ 495 val = carl9170_def_val(AR9170_PHY_REG_RXGAIN_CHAIN_2, 496 is_2ghz, is_40mhz); 497 SET_VAL(AR9170_PHY_RXGAIN_TXRX_ATTEN, val, m->txRxAttenCh[1]); 498 carl9170_regwrite(AR9170_PHY_REG_RXGAIN_CHAIN_2, val); 499 500 /* tx/rx margin chain 0 (index 10) */ 501 val = carl9170_def_val(AR9170_PHY_REG_GAIN_2GHZ, is_2ghz, is_40mhz); 502 SET_VAL(AR9170_PHY_GAIN_2GHZ_RXTX_MARGIN, val, m->rxTxMarginCh[0]); 503 /* bsw margin chain 0 for 5GHz only */ 504 if (!is_2ghz) 505 SET_VAL(AR9170_PHY_GAIN_2GHZ_BSW_MARGIN, val, m->bswMargin[0]); 506 carl9170_regwrite(AR9170_PHY_REG_GAIN_2GHZ, val); 507 508 /* tx/rx margin chain 2 (index 11) */ 509 val = carl9170_def_val(AR9170_PHY_REG_GAIN_2GHZ_CHAIN_2, 510 is_2ghz, is_40mhz); 511 SET_VAL(AR9170_PHY_GAIN_2GHZ_RXTX_MARGIN, val, m->rxTxMarginCh[1]); 512 carl9170_regwrite(AR9170_PHY_REG_GAIN_2GHZ_CHAIN_2, val); 513 514 /* iqCall, iqCallq chain 0 (index 12) */ 515 val = carl9170_def_val(AR9170_PHY_REG_TIMING_CTRL4(0), 516 is_2ghz, is_40mhz); 517 SET_VAL(AR9170_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF, val, m->iqCalICh[0]); 518 SET_VAL(AR9170_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF, val, m->iqCalQCh[0]); 519 carl9170_regwrite(AR9170_PHY_REG_TIMING_CTRL4(0), val); 520 521 /* iqCall, iqCallq chain 2 (index 13) */ 522 val = carl9170_def_val(AR9170_PHY_REG_TIMING_CTRL4(2), 523 is_2ghz, is_40mhz); 524 SET_VAL(AR9170_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF, val, m->iqCalICh[1]); 525 SET_VAL(AR9170_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF, val, m->iqCalQCh[1]); 526 carl9170_regwrite(AR9170_PHY_REG_TIMING_CTRL4(2), val); 527 528 /* xpd gain mask (index 14) */ 529 val = carl9170_def_val(AR9170_PHY_REG_TPCRG1, is_2ghz, is_40mhz); 530 SET_VAL(AR9170_PHY_TPCRG1_PD_GAIN_1, val, 531 xpd2pd[m->xpdGain & 0xf] & 3); 532 SET_VAL(AR9170_PHY_TPCRG1_PD_GAIN_2, val, 533 xpd2pd[m->xpdGain & 0xf] >> 2); 534 carl9170_regwrite(AR9170_PHY_REG_TPCRG1, val); 535 536 carl9170_regwrite(AR9170_PHY_REG_RX_CHAINMASK, ar->eeprom.rx_mask); 537 carl9170_regwrite(AR9170_PHY_REG_CAL_CHAINMASK, ar->eeprom.rx_mask); 538 539 carl9170_regwrite_finish(); 540 return carl9170_regwrite_result(); 541 } 542 543 static int carl9170_init_phy(struct ar9170 *ar, enum ieee80211_band band) 544 { 545 int i, err; 546 u32 val; 547 bool is_2ghz = band == IEEE80211_BAND_2GHZ; 548 bool is_40mhz = conf_is_ht40(&ar->hw->conf); 549 550 carl9170_regwrite_begin(ar); 551 552 for (i = 0; i < ARRAY_SIZE(ar5416_phy_init); i++) { 553 if (is_40mhz) { 554 if (is_2ghz) 555 val = ar5416_phy_init[i]._2ghz_40; 556 else 557 val = ar5416_phy_init[i]._5ghz_40; 558 } else { 559 if (is_2ghz) 560 val = ar5416_phy_init[i]._2ghz_20; 561 else 562 val = ar5416_phy_init[i]._5ghz_20; 563 } 564 565 carl9170_regwrite(ar5416_phy_init[i].reg, val); 566 } 567 568 carl9170_regwrite_finish(); 569 err = carl9170_regwrite_result(); 570 if (err) 571 return err; 572 573 err = carl9170_init_phy_from_eeprom(ar, is_2ghz, is_40mhz); 574 if (err) 575 return err; 576 577 err = carl9170_init_power_cal(ar); 578 if (err) 579 return err; 580 581 if (!ar->fw.hw_counters) { 582 err = carl9170_write_reg(ar, AR9170_PWR_REG_PLL_ADDAC, 583 is_2ghz ? 0x5163 : 0x5143); 584 } 585 586 return err; 587 } 588 589 struct carl9170_rf_initvals { 590 u32 reg, _5ghz, _2ghz; 591 }; 592 593 static struct carl9170_rf_initvals carl9170_rf_initval[] = { 594 /* bank 0 */ 595 { 0x1c58b0, 0x1e5795e5, 0x1e5795e5}, 596 { 0x1c58e0, 0x02008020, 0x02008020}, 597 /* bank 1 */ 598 { 0x1c58b0, 0x02108421, 0x02108421}, 599 { 0x1c58ec, 0x00000008, 0x00000008}, 600 /* bank 2 */ 601 { 0x1c58b0, 0x0e73ff17, 0x0e73ff17}, 602 { 0x1c58e0, 0x00000420, 0x00000420}, 603 /* bank 3 */ 604 { 0x1c58f0, 0x01400018, 0x01c00018}, 605 /* bank 4 */ 606 { 0x1c58b0, 0x000001a1, 0x000001a1}, 607 { 0x1c58e8, 0x00000001, 0x00000001}, 608 /* bank 5 */ 609 { 0x1c58b0, 0x00000013, 0x00000013}, 610 { 0x1c58e4, 0x00000002, 0x00000002}, 611 /* bank 6 */ 612 { 0x1c58b0, 0x00000000, 0x00000000}, 613 { 0x1c58b0, 0x00000000, 0x00000000}, 614 { 0x1c58b0, 0x00000000, 0x00000000}, 615 { 0x1c58b0, 0x00000000, 0x00000000}, 616 { 0x1c58b0, 0x00000000, 0x00000000}, 617 { 0x1c58b0, 0x00004000, 0x00004000}, 618 { 0x1c58b0, 0x00006c00, 0x00006c00}, 619 { 0x1c58b0, 0x00002c00, 0x00002c00}, 620 { 0x1c58b0, 0x00004800, 0x00004800}, 621 { 0x1c58b0, 0x00004000, 0x00004000}, 622 { 0x1c58b0, 0x00006000, 0x00006000}, 623 { 0x1c58b0, 0x00001000, 0x00001000}, 624 { 0x1c58b0, 0x00004000, 0x00004000}, 625 { 0x1c58b0, 0x00007c00, 0x00007c00}, 626 { 0x1c58b0, 0x00007c00, 0x00007c00}, 627 { 0x1c58b0, 0x00007c00, 0x00007c00}, 628 { 0x1c58b0, 0x00007c00, 0x00007c00}, 629 { 0x1c58b0, 0x00007c00, 0x00007c00}, 630 { 0x1c58b0, 0x00087c00, 0x00087c00}, 631 { 0x1c58b0, 0x00007c00, 0x00007c00}, 632 { 0x1c58b0, 0x00005400, 0x00005400}, 633 { 0x1c58b0, 0x00000c00, 0x00000c00}, 634 { 0x1c58b0, 0x00001800, 0x00001800}, 635 { 0x1c58b0, 0x00007c00, 0x00007c00}, 636 { 0x1c58b0, 0x00006c00, 0x00006c00}, 637 { 0x1c58b0, 0x00006c00, 0x00006c00}, 638 { 0x1c58b0, 0x00007c00, 0x00007c00}, 639 { 0x1c58b0, 0x00002c00, 0x00002c00}, 640 { 0x1c58b0, 0x00003c00, 0x00003c00}, 641 { 0x1c58b0, 0x00003800, 0x00003800}, 642 { 0x1c58b0, 0x00001c00, 0x00001c00}, 643 { 0x1c58b0, 0x00000800, 0x00000800}, 644 { 0x1c58b0, 0x00000408, 0x00000408}, 645 { 0x1c58b0, 0x00004c15, 0x00004c15}, 646 { 0x1c58b0, 0x00004188, 0x00004188}, 647 { 0x1c58b0, 0x0000201e, 0x0000201e}, 648 { 0x1c58b0, 0x00010408, 0x00010408}, 649 { 0x1c58b0, 0x00000801, 0x00000801}, 650 { 0x1c58b0, 0x00000c08, 0x00000c08}, 651 { 0x1c58b0, 0x0000181e, 0x0000181e}, 652 { 0x1c58b0, 0x00001016, 0x00001016}, 653 { 0x1c58b0, 0x00002800, 0x00002800}, 654 { 0x1c58b0, 0x00004010, 0x00004010}, 655 { 0x1c58b0, 0x0000081c, 0x0000081c}, 656 { 0x1c58b0, 0x00000115, 0x00000115}, 657 { 0x1c58b0, 0x00000015, 0x00000015}, 658 { 0x1c58b0, 0x00000066, 0x00000066}, 659 { 0x1c58b0, 0x0000001c, 0x0000001c}, 660 { 0x1c58b0, 0x00000000, 0x00000000}, 661 { 0x1c58b0, 0x00000004, 0x00000004}, 662 { 0x1c58b0, 0x00000015, 0x00000015}, 663 { 0x1c58b0, 0x0000001f, 0x0000001f}, 664 { 0x1c58e0, 0x00000000, 0x00000400}, 665 /* bank 7 */ 666 { 0x1c58b0, 0x000000a0, 0x000000a0}, 667 { 0x1c58b0, 0x00000000, 0x00000000}, 668 { 0x1c58b0, 0x00000040, 0x00000040}, 669 { 0x1c58f0, 0x0000001c, 0x0000001c}, 670 }; 671 672 static int carl9170_init_rf_banks_0_7(struct ar9170 *ar, bool band5ghz) 673 { 674 int err, i; 675 676 carl9170_regwrite_begin(ar); 677 678 for (i = 0; i < ARRAY_SIZE(carl9170_rf_initval); i++) 679 carl9170_regwrite(carl9170_rf_initval[i].reg, 680 band5ghz ? carl9170_rf_initval[i]._5ghz 681 : carl9170_rf_initval[i]._2ghz); 682 683 carl9170_regwrite_finish(); 684 err = carl9170_regwrite_result(); 685 if (err) 686 wiphy_err(ar->hw->wiphy, "rf init failed\n"); 687 688 return err; 689 } 690 691 struct carl9170_phy_freq_params { 692 u8 coeff_exp; 693 u16 coeff_man; 694 u8 coeff_exp_shgi; 695 u16 coeff_man_shgi; 696 }; 697 698 enum carl9170_bw { 699 CARL9170_BW_20, 700 CARL9170_BW_40_BELOW, 701 CARL9170_BW_40_ABOVE, 702 703 __CARL9170_NUM_BW, 704 }; 705 706 struct carl9170_phy_freq_entry { 707 u16 freq; 708 struct carl9170_phy_freq_params params[__CARL9170_NUM_BW]; 709 }; 710 711 /* NB: must be in sync with channel tables in main! */ 712 static const struct carl9170_phy_freq_entry carl9170_phy_freq_params[] = { 713 /* 714 * freq, 715 * 20MHz, 716 * 40MHz (below), 717 * 40Mhz (above), 718 */ 719 { 2412, { 720 { 3, 21737, 3, 19563, }, 721 { 3, 21827, 3, 19644, }, 722 { 3, 21647, 3, 19482, }, 723 } }, 724 { 2417, { 725 { 3, 21692, 3, 19523, }, 726 { 3, 21782, 3, 19604, }, 727 { 3, 21602, 3, 19442, }, 728 } }, 729 { 2422, { 730 { 3, 21647, 3, 19482, }, 731 { 3, 21737, 3, 19563, }, 732 { 3, 21558, 3, 19402, }, 733 } }, 734 { 2427, { 735 { 3, 21602, 3, 19442, }, 736 { 3, 21692, 3, 19523, }, 737 { 3, 21514, 3, 19362, }, 738 } }, 739 { 2432, { 740 { 3, 21558, 3, 19402, }, 741 { 3, 21647, 3, 19482, }, 742 { 3, 21470, 3, 19323, }, 743 } }, 744 { 2437, { 745 { 3, 21514, 3, 19362, }, 746 { 3, 21602, 3, 19442, }, 747 { 3, 21426, 3, 19283, }, 748 } }, 749 { 2442, { 750 { 3, 21470, 3, 19323, }, 751 { 3, 21558, 3, 19402, }, 752 { 3, 21382, 3, 19244, }, 753 } }, 754 { 2447, { 755 { 3, 21426, 3, 19283, }, 756 { 3, 21514, 3, 19362, }, 757 { 3, 21339, 3, 19205, }, 758 } }, 759 { 2452, { 760 { 3, 21382, 3, 19244, }, 761 { 3, 21470, 3, 19323, }, 762 { 3, 21295, 3, 19166, }, 763 } }, 764 { 2457, { 765 { 3, 21339, 3, 19205, }, 766 { 3, 21426, 3, 19283, }, 767 { 3, 21252, 3, 19127, }, 768 } }, 769 { 2462, { 770 { 3, 21295, 3, 19166, }, 771 { 3, 21382, 3, 19244, }, 772 { 3, 21209, 3, 19088, }, 773 } }, 774 { 2467, { 775 { 3, 21252, 3, 19127, }, 776 { 3, 21339, 3, 19205, }, 777 { 3, 21166, 3, 19050, }, 778 } }, 779 { 2472, { 780 { 3, 21209, 3, 19088, }, 781 { 3, 21295, 3, 19166, }, 782 { 3, 21124, 3, 19011, }, 783 } }, 784 { 2484, { 785 { 3, 21107, 3, 18996, }, 786 { 3, 21192, 3, 19073, }, 787 { 3, 21022, 3, 18920, }, 788 } }, 789 { 4920, { 790 { 4, 21313, 4, 19181, }, 791 { 4, 21356, 4, 19220, }, 792 { 4, 21269, 4, 19142, }, 793 } }, 794 { 4940, { 795 { 4, 21226, 4, 19104, }, 796 { 4, 21269, 4, 19142, }, 797 { 4, 21183, 4, 19065, }, 798 } }, 799 { 4960, { 800 { 4, 21141, 4, 19027, }, 801 { 4, 21183, 4, 19065, }, 802 { 4, 21098, 4, 18988, }, 803 } }, 804 { 4980, { 805 { 4, 21056, 4, 18950, }, 806 { 4, 21098, 4, 18988, }, 807 { 4, 21014, 4, 18912, }, 808 } }, 809 { 5040, { 810 { 4, 20805, 4, 18725, }, 811 { 4, 20846, 4, 18762, }, 812 { 4, 20764, 4, 18687, }, 813 } }, 814 { 5060, { 815 { 4, 20723, 4, 18651, }, 816 { 4, 20764, 4, 18687, }, 817 { 4, 20682, 4, 18614, }, 818 } }, 819 { 5080, { 820 { 4, 20641, 4, 18577, }, 821 { 4, 20682, 4, 18614, }, 822 { 4, 20601, 4, 18541, }, 823 } }, 824 { 5180, { 825 { 4, 20243, 4, 18219, }, 826 { 4, 20282, 4, 18254, }, 827 { 4, 20204, 4, 18183, }, 828 } }, 829 { 5200, { 830 { 4, 20165, 4, 18148, }, 831 { 4, 20204, 4, 18183, }, 832 { 4, 20126, 4, 18114, }, 833 } }, 834 { 5220, { 835 { 4, 20088, 4, 18079, }, 836 { 4, 20126, 4, 18114, }, 837 { 4, 20049, 4, 18044, }, 838 } }, 839 { 5240, { 840 { 4, 20011, 4, 18010, }, 841 { 4, 20049, 4, 18044, }, 842 { 4, 19973, 4, 17976, }, 843 } }, 844 { 5260, { 845 { 4, 19935, 4, 17941, }, 846 { 4, 19973, 4, 17976, }, 847 { 4, 19897, 4, 17907, }, 848 } }, 849 { 5280, { 850 { 4, 19859, 4, 17873, }, 851 { 4, 19897, 4, 17907, }, 852 { 4, 19822, 4, 17840, }, 853 } }, 854 { 5300, { 855 { 4, 19784, 4, 17806, }, 856 { 4, 19822, 4, 17840, }, 857 { 4, 19747, 4, 17772, }, 858 } }, 859 { 5320, { 860 { 4, 19710, 4, 17739, }, 861 { 4, 19747, 4, 17772, }, 862 { 4, 19673, 4, 17706, }, 863 } }, 864 { 5500, { 865 { 4, 19065, 4, 17159, }, 866 { 4, 19100, 4, 17190, }, 867 { 4, 19030, 4, 17127, }, 868 } }, 869 { 5520, { 870 { 4, 18996, 4, 17096, }, 871 { 4, 19030, 4, 17127, }, 872 { 4, 18962, 4, 17065, }, 873 } }, 874 { 5540, { 875 { 4, 18927, 4, 17035, }, 876 { 4, 18962, 4, 17065, }, 877 { 4, 18893, 4, 17004, }, 878 } }, 879 { 5560, { 880 { 4, 18859, 4, 16973, }, 881 { 4, 18893, 4, 17004, }, 882 { 4, 18825, 4, 16943, }, 883 } }, 884 { 5580, { 885 { 4, 18792, 4, 16913, }, 886 { 4, 18825, 4, 16943, }, 887 { 4, 18758, 4, 16882, }, 888 } }, 889 { 5600, { 890 { 4, 18725, 4, 16852, }, 891 { 4, 18758, 4, 16882, }, 892 { 4, 18691, 4, 16822, }, 893 } }, 894 { 5620, { 895 { 4, 18658, 4, 16792, }, 896 { 4, 18691, 4, 16822, }, 897 { 4, 18625, 4, 16762, }, 898 } }, 899 { 5640, { 900 { 4, 18592, 4, 16733, }, 901 { 4, 18625, 4, 16762, }, 902 { 4, 18559, 4, 16703, }, 903 } }, 904 { 5660, { 905 { 4, 18526, 4, 16673, }, 906 { 4, 18559, 4, 16703, }, 907 { 4, 18493, 4, 16644, }, 908 } }, 909 { 5680, { 910 { 4, 18461, 4, 16615, }, 911 { 4, 18493, 4, 16644, }, 912 { 4, 18428, 4, 16586, }, 913 } }, 914 { 5700, { 915 { 4, 18396, 4, 16556, }, 916 { 4, 18428, 4, 16586, }, 917 { 4, 18364, 4, 16527, }, 918 } }, 919 { 5745, { 920 { 4, 18252, 4, 16427, }, 921 { 4, 18284, 4, 16455, }, 922 { 4, 18220, 4, 16398, }, 923 } }, 924 { 5765, { 925 { 4, 18189, 5, 32740, }, 926 { 4, 18220, 4, 16398, }, 927 { 4, 18157, 5, 32683, }, 928 } }, 929 { 5785, { 930 { 4, 18126, 5, 32626, }, 931 { 4, 18157, 5, 32683, }, 932 { 4, 18094, 5, 32570, }, 933 } }, 934 { 5805, { 935 { 4, 18063, 5, 32514, }, 936 { 4, 18094, 5, 32570, }, 937 { 4, 18032, 5, 32458, }, 938 } }, 939 { 5825, { 940 { 4, 18001, 5, 32402, }, 941 { 4, 18032, 5, 32458, }, 942 { 4, 17970, 5, 32347, }, 943 } }, 944 { 5170, { 945 { 4, 20282, 4, 18254, }, 946 { 4, 20321, 4, 18289, }, 947 { 4, 20243, 4, 18219, }, 948 } }, 949 { 5190, { 950 { 4, 20204, 4, 18183, }, 951 { 4, 20243, 4, 18219, }, 952 { 4, 20165, 4, 18148, }, 953 } }, 954 { 5210, { 955 { 4, 20126, 4, 18114, }, 956 { 4, 20165, 4, 18148, }, 957 { 4, 20088, 4, 18079, }, 958 } }, 959 { 5230, { 960 { 4, 20049, 4, 18044, }, 961 { 4, 20088, 4, 18079, }, 962 { 4, 20011, 4, 18010, }, 963 } }, 964 }; 965 966 static int carl9170_init_rf_bank4_pwr(struct ar9170 *ar, bool band5ghz, 967 u32 freq, enum carl9170_bw bw) 968 { 969 int err; 970 u32 d0, d1, td0, td1, fd0, fd1; 971 u8 chansel; 972 u8 refsel0 = 1, refsel1 = 0; 973 u8 lf_synth = 0; 974 975 switch (bw) { 976 case CARL9170_BW_40_ABOVE: 977 freq += 10; 978 break; 979 case CARL9170_BW_40_BELOW: 980 freq -= 10; 981 break; 982 case CARL9170_BW_20: 983 break; 984 default: 985 BUG(); 986 return -ENOSYS; 987 } 988 989 if (band5ghz) { 990 if (freq % 10) { 991 chansel = (freq - 4800) / 5; 992 } else { 993 chansel = ((freq - 4800) / 10) * 2; 994 refsel0 = 0; 995 refsel1 = 1; 996 } 997 chansel = byte_rev_table[chansel]; 998 } else { 999 if (freq == 2484) { 1000 chansel = 10 + (freq - 2274) / 5; 1001 lf_synth = 1; 1002 } else 1003 chansel = 16 + (freq - 2272) / 5; 1004 chansel *= 4; 1005 chansel = byte_rev_table[chansel]; 1006 } 1007 1008 d1 = chansel; 1009 d0 = 0x21 | 1010 refsel0 << 3 | 1011 refsel1 << 2 | 1012 lf_synth << 1; 1013 td0 = d0 & 0x1f; 1014 td1 = d1 & 0x1f; 1015 fd0 = td1 << 5 | td0; 1016 1017 td0 = (d0 >> 5) & 0x7; 1018 td1 = (d1 >> 5) & 0x7; 1019 fd1 = td1 << 5 | td0; 1020 1021 carl9170_regwrite_begin(ar); 1022 1023 carl9170_regwrite(0x1c58b0, fd0); 1024 carl9170_regwrite(0x1c58e8, fd1); 1025 1026 carl9170_regwrite_finish(); 1027 err = carl9170_regwrite_result(); 1028 if (err) 1029 return err; 1030 1031 return 0; 1032 } 1033 1034 static const struct carl9170_phy_freq_params * 1035 carl9170_get_hw_dyn_params(struct ieee80211_channel *channel, 1036 enum carl9170_bw bw) 1037 { 1038 unsigned int chanidx = 0; 1039 u16 freq = 2412; 1040 1041 if (channel) { 1042 chanidx = channel->hw_value; 1043 freq = channel->center_freq; 1044 } 1045 1046 BUG_ON(chanidx >= ARRAY_SIZE(carl9170_phy_freq_params)); 1047 1048 BUILD_BUG_ON(__CARL9170_NUM_BW != 3); 1049 1050 WARN_ON(carl9170_phy_freq_params[chanidx].freq != freq); 1051 1052 return &carl9170_phy_freq_params[chanidx].params[bw]; 1053 } 1054 1055 static int carl9170_find_freq_idx(int nfreqs, u8 *freqs, u8 f) 1056 { 1057 int idx = nfreqs - 2; 1058 1059 while (idx >= 0) { 1060 if (f >= freqs[idx]) 1061 return idx; 1062 idx--; 1063 } 1064 1065 return 0; 1066 } 1067 1068 static s32 carl9170_interpolate_s32(s32 x, s32 x1, s32 y1, s32 x2, s32 y2) 1069 { 1070 /* nothing to interpolate, it's horizontal */ 1071 if (y2 == y1) 1072 return y1; 1073 1074 /* check if we hit one of the edges */ 1075 if (x == x1) 1076 return y1; 1077 if (x == x2) 1078 return y2; 1079 1080 /* x1 == x2 is bad, hopefully == x */ 1081 if (x2 == x1) 1082 return y1; 1083 1084 return y1 + (((y2 - y1) * (x - x1)) / (x2 - x1)); 1085 } 1086 1087 static u8 carl9170_interpolate_u8(u8 x, u8 x1, u8 y1, u8 x2, u8 y2) 1088 { 1089 #define SHIFT 8 1090 s32 y; 1091 1092 y = carl9170_interpolate_s32(x << SHIFT, x1 << SHIFT, 1093 y1 << SHIFT, x2 << SHIFT, y2 << SHIFT); 1094 1095 /* 1096 * XXX: unwrap this expression 1097 * Isn't it just DIV_ROUND_UP(y, 1<<SHIFT)? 1098 * Can we rely on the compiler to optimise away the div? 1099 */ 1100 return (y >> SHIFT) + ((y & (1 << (SHIFT - 1))) >> (SHIFT - 1)); 1101 #undef SHIFT 1102 } 1103 1104 static u8 carl9170_interpolate_val(u8 x, u8 *x_array, u8 *y_array) 1105 { 1106 int i; 1107 1108 for (i = 0; i < 3; i++) { 1109 if (x <= x_array[i + 1]) 1110 break; 1111 } 1112 1113 return carl9170_interpolate_u8(x, x_array[i], y_array[i], 1114 x_array[i + 1], y_array[i + 1]); 1115 } 1116 1117 static int carl9170_set_freq_cal_data(struct ar9170 *ar, 1118 struct ieee80211_channel *channel) 1119 { 1120 u8 *cal_freq_pier; 1121 u8 vpds[2][AR5416_PD_GAIN_ICEPTS]; 1122 u8 pwrs[2][AR5416_PD_GAIN_ICEPTS]; 1123 int chain, idx, i; 1124 u32 phy_data = 0; 1125 u8 f, tmp; 1126 1127 switch (channel->band) { 1128 case IEEE80211_BAND_2GHZ: 1129 f = channel->center_freq - 2300; 1130 cal_freq_pier = ar->eeprom.cal_freq_pier_2G; 1131 i = AR5416_NUM_2G_CAL_PIERS - 1; 1132 break; 1133 1134 case IEEE80211_BAND_5GHZ: 1135 f = (channel->center_freq - 4800) / 5; 1136 cal_freq_pier = ar->eeprom.cal_freq_pier_5G; 1137 i = AR5416_NUM_5G_CAL_PIERS - 1; 1138 break; 1139 1140 default: 1141 return -EINVAL; 1142 } 1143 1144 for (; i >= 0; i--) { 1145 if (cal_freq_pier[i] != 0xff) 1146 break; 1147 } 1148 if (i < 0) 1149 return -EINVAL; 1150 1151 idx = carl9170_find_freq_idx(i, cal_freq_pier, f); 1152 1153 carl9170_regwrite_begin(ar); 1154 1155 for (chain = 0; chain < AR5416_MAX_CHAINS; chain++) { 1156 for (i = 0; i < AR5416_PD_GAIN_ICEPTS; i++) { 1157 struct ar9170_calibration_data_per_freq *cal_pier_data; 1158 int j; 1159 1160 switch (channel->band) { 1161 case IEEE80211_BAND_2GHZ: 1162 cal_pier_data = &ar->eeprom. 1163 cal_pier_data_2G[chain][idx]; 1164 break; 1165 1166 case IEEE80211_BAND_5GHZ: 1167 cal_pier_data = &ar->eeprom. 1168 cal_pier_data_5G[chain][idx]; 1169 break; 1170 1171 default: 1172 return -EINVAL; 1173 } 1174 1175 for (j = 0; j < 2; j++) { 1176 vpds[j][i] = carl9170_interpolate_u8(f, 1177 cal_freq_pier[idx], 1178 cal_pier_data->vpd_pdg[j][i], 1179 cal_freq_pier[idx + 1], 1180 cal_pier_data[1].vpd_pdg[j][i]); 1181 1182 pwrs[j][i] = carl9170_interpolate_u8(f, 1183 cal_freq_pier[idx], 1184 cal_pier_data->pwr_pdg[j][i], 1185 cal_freq_pier[idx + 1], 1186 cal_pier_data[1].pwr_pdg[j][i]) / 2; 1187 } 1188 } 1189 1190 for (i = 0; i < 76; i++) { 1191 if (i < 25) { 1192 tmp = carl9170_interpolate_val(i, &pwrs[0][0], 1193 &vpds[0][0]); 1194 } else { 1195 tmp = carl9170_interpolate_val(i - 12, 1196 &pwrs[1][0], 1197 &vpds[1][0]); 1198 } 1199 1200 phy_data |= tmp << ((i & 3) << 3); 1201 if ((i & 3) == 3) { 1202 carl9170_regwrite(0x1c6280 + chain * 0x1000 + 1203 (i & ~3), phy_data); 1204 phy_data = 0; 1205 } 1206 } 1207 1208 for (i = 19; i < 32; i++) 1209 carl9170_regwrite(0x1c6280 + chain * 0x1000 + (i << 2), 1210 0x0); 1211 } 1212 1213 carl9170_regwrite_finish(); 1214 return carl9170_regwrite_result(); 1215 } 1216 1217 static u8 carl9170_get_max_edge_power(struct ar9170 *ar, 1218 u32 freq, struct ar9170_calctl_edges edges[]) 1219 { 1220 int i; 1221 u8 rc = AR5416_MAX_RATE_POWER; 1222 u8 f; 1223 if (freq < 3000) 1224 f = freq - 2300; 1225 else 1226 f = (freq - 4800) / 5; 1227 1228 for (i = 0; i < AR5416_NUM_BAND_EDGES; i++) { 1229 if (edges[i].channel == 0xff) 1230 break; 1231 if (f == edges[i].channel) { 1232 /* exact freq match */ 1233 rc = edges[i].power_flags & ~AR9170_CALCTL_EDGE_FLAGS; 1234 break; 1235 } 1236 if (i > 0 && f < edges[i].channel) { 1237 if (f > edges[i - 1].channel && 1238 edges[i - 1].power_flags & 1239 AR9170_CALCTL_EDGE_FLAGS) { 1240 /* lower channel has the inband flag set */ 1241 rc = edges[i - 1].power_flags & 1242 ~AR9170_CALCTL_EDGE_FLAGS; 1243 } 1244 break; 1245 } 1246 } 1247 1248 if (i == AR5416_NUM_BAND_EDGES) { 1249 if (f > edges[i - 1].channel && 1250 edges[i - 1].power_flags & AR9170_CALCTL_EDGE_FLAGS) { 1251 /* lower channel has the inband flag set */ 1252 rc = edges[i - 1].power_flags & 1253 ~AR9170_CALCTL_EDGE_FLAGS; 1254 } 1255 } 1256 return rc; 1257 } 1258 1259 static u8 carl9170_get_heavy_clip(struct ar9170 *ar, u32 freq, 1260 enum carl9170_bw bw, struct ar9170_calctl_edges edges[]) 1261 { 1262 u8 f; 1263 int i; 1264 u8 rc = 0; 1265 1266 if (freq < 3000) 1267 f = freq - 2300; 1268 else 1269 f = (freq - 4800) / 5; 1270 1271 if (bw == CARL9170_BW_40_BELOW || bw == CARL9170_BW_40_ABOVE) 1272 rc |= 0xf0; 1273 1274 for (i = 0; i < AR5416_NUM_BAND_EDGES; i++) { 1275 if (edges[i].channel == 0xff) 1276 break; 1277 if (f == edges[i].channel) { 1278 if (!(edges[i].power_flags & AR9170_CALCTL_EDGE_FLAGS)) 1279 rc |= 0x0f; 1280 break; 1281 } 1282 } 1283 1284 return rc; 1285 } 1286 1287 /* 1288 * calculate the conformance test limits and the heavy clip parameter 1289 * and apply them to ar->power* (derived from otus hal/hpmain.c, line 3706) 1290 */ 1291 static void carl9170_calc_ctl(struct ar9170 *ar, u32 freq, enum carl9170_bw bw) 1292 { 1293 u8 ctl_grp; /* CTL group */ 1294 u8 ctl_idx; /* CTL index */ 1295 int i, j; 1296 struct ctl_modes { 1297 u8 ctl_mode; 1298 u8 max_power; 1299 u8 *pwr_cal_data; 1300 int pwr_cal_len; 1301 } *modes; 1302 1303 /* 1304 * order is relevant in the mode_list_*: we fall back to the 1305 * lower indices if any mode is missed in the EEPROM. 1306 */ 1307 struct ctl_modes mode_list_2ghz[] = { 1308 { CTL_11B, 0, ar->power_2G_cck, 4 }, 1309 { CTL_11G, 0, ar->power_2G_ofdm, 4 }, 1310 { CTL_2GHT20, 0, ar->power_2G_ht20, 8 }, 1311 { CTL_2GHT40, 0, ar->power_2G_ht40, 8 }, 1312 }; 1313 struct ctl_modes mode_list_5ghz[] = { 1314 { CTL_11A, 0, ar->power_5G_leg, 4 }, 1315 { CTL_5GHT20, 0, ar->power_5G_ht20, 8 }, 1316 { CTL_5GHT40, 0, ar->power_5G_ht40, 8 }, 1317 }; 1318 int nr_modes; 1319 1320 #define EDGES(c, n) (ar->eeprom.ctl_data[c].control_edges[n]) 1321 1322 ar->heavy_clip = 0; 1323 1324 /* 1325 * TODO: investigate the differences between OTUS' 1326 * hpreg.c::zfHpGetRegulatoryDomain() and 1327 * ath/regd.c::ath_regd_get_band_ctl() - 1328 * e.g. for FCC3_WORLD the OTUS procedure 1329 * always returns CTL_FCC, while the one in ath/ delivers 1330 * CTL_ETSI for 2GHz and CTL_FCC for 5GHz. 1331 */ 1332 ctl_grp = ath_regd_get_band_ctl(&ar->common.regulatory, 1333 ar->hw->conf.chandef.chan->band); 1334 1335 /* ctl group not found - either invalid band (NO_CTL) or ww roaming */ 1336 if (ctl_grp == NO_CTL || ctl_grp == SD_NO_CTL) 1337 ctl_grp = CTL_FCC; 1338 1339 if (ctl_grp != CTL_FCC) 1340 /* skip CTL and heavy clip for CTL_MKK and CTL_ETSI */ 1341 return; 1342 1343 if (ar->hw->conf.chandef.chan->band == IEEE80211_BAND_2GHZ) { 1344 modes = mode_list_2ghz; 1345 nr_modes = ARRAY_SIZE(mode_list_2ghz); 1346 } else { 1347 modes = mode_list_5ghz; 1348 nr_modes = ARRAY_SIZE(mode_list_5ghz); 1349 } 1350 1351 for (i = 0; i < nr_modes; i++) { 1352 u8 c = ctl_grp | modes[i].ctl_mode; 1353 for (ctl_idx = 0; ctl_idx < AR5416_NUM_CTLS; ctl_idx++) 1354 if (c == ar->eeprom.ctl_index[ctl_idx]) 1355 break; 1356 if (ctl_idx < AR5416_NUM_CTLS) { 1357 int f_off = 0; 1358 1359 /* 1360 * determine heavy clip parameter 1361 * from the 11G edges array 1362 */ 1363 if (modes[i].ctl_mode == CTL_11G) { 1364 ar->heavy_clip = 1365 carl9170_get_heavy_clip(ar, 1366 freq, bw, EDGES(ctl_idx, 1)); 1367 } 1368 1369 /* adjust freq for 40MHz */ 1370 if (modes[i].ctl_mode == CTL_2GHT40 || 1371 modes[i].ctl_mode == CTL_5GHT40) { 1372 if (bw == CARL9170_BW_40_BELOW) 1373 f_off = -10; 1374 else 1375 f_off = 10; 1376 } 1377 1378 modes[i].max_power = 1379 carl9170_get_max_edge_power(ar, 1380 freq + f_off, EDGES(ctl_idx, 1)); 1381 1382 /* 1383 * TODO: check if the regulatory max. power is 1384 * controlled by cfg80211 for DFS. 1385 * (hpmain applies it to max_power itself for DFS freq) 1386 */ 1387 1388 } else { 1389 /* 1390 * Workaround in otus driver, hpmain.c, line 3906: 1391 * if no data for 5GHT20 are found, take the 1392 * legacy 5G value. We extend this here to fallback 1393 * from any other HT* or 11G, too. 1394 */ 1395 int k = i; 1396 1397 modes[i].max_power = AR5416_MAX_RATE_POWER; 1398 while (k-- > 0) { 1399 if (modes[k].max_power != 1400 AR5416_MAX_RATE_POWER) { 1401 modes[i].max_power = modes[k].max_power; 1402 break; 1403 } 1404 } 1405 } 1406 1407 /* apply max power to pwr_cal_data (ar->power_*) */ 1408 for (j = 0; j < modes[i].pwr_cal_len; j++) { 1409 modes[i].pwr_cal_data[j] = min(modes[i].pwr_cal_data[j], 1410 modes[i].max_power); 1411 } 1412 } 1413 1414 if (ar->heavy_clip & 0xf0) { 1415 ar->power_2G_ht40[0]--; 1416 ar->power_2G_ht40[1]--; 1417 ar->power_2G_ht40[2]--; 1418 } 1419 if (ar->heavy_clip & 0xf) { 1420 ar->power_2G_ht20[0]++; 1421 ar->power_2G_ht20[1]++; 1422 ar->power_2G_ht20[2]++; 1423 } 1424 1425 #undef EDGES 1426 } 1427 1428 static void carl9170_set_power_cal(struct ar9170 *ar, u32 freq, 1429 enum carl9170_bw bw) 1430 { 1431 struct ar9170_calibration_target_power_legacy *ctpl; 1432 struct ar9170_calibration_target_power_ht *ctph; 1433 u8 *ctpres; 1434 int ntargets; 1435 int idx, i, n; 1436 u8 f; 1437 u8 pwr_freqs[AR5416_MAX_NUM_TGT_PWRS]; 1438 1439 if (freq < 3000) 1440 f = freq - 2300; 1441 else 1442 f = (freq - 4800) / 5; 1443 1444 /* 1445 * cycle through the various modes 1446 * 1447 * legacy modes first: 5G, 2G CCK, 2G OFDM 1448 */ 1449 for (i = 0; i < 3; i++) { 1450 switch (i) { 1451 case 0: /* 5 GHz legacy */ 1452 ctpl = &ar->eeprom.cal_tgt_pwr_5G[0]; 1453 ntargets = AR5416_NUM_5G_TARGET_PWRS; 1454 ctpres = ar->power_5G_leg; 1455 break; 1456 case 1: /* 2.4 GHz CCK */ 1457 ctpl = &ar->eeprom.cal_tgt_pwr_2G_cck[0]; 1458 ntargets = AR5416_NUM_2G_CCK_TARGET_PWRS; 1459 ctpres = ar->power_2G_cck; 1460 break; 1461 case 2: /* 2.4 GHz OFDM */ 1462 ctpl = &ar->eeprom.cal_tgt_pwr_2G_ofdm[0]; 1463 ntargets = AR5416_NUM_2G_OFDM_TARGET_PWRS; 1464 ctpres = ar->power_2G_ofdm; 1465 break; 1466 default: 1467 BUG(); 1468 } 1469 1470 for (n = 0; n < ntargets; n++) { 1471 if (ctpl[n].freq == 0xff) 1472 break; 1473 pwr_freqs[n] = ctpl[n].freq; 1474 } 1475 ntargets = n; 1476 idx = carl9170_find_freq_idx(ntargets, pwr_freqs, f); 1477 for (n = 0; n < 4; n++) 1478 ctpres[n] = carl9170_interpolate_u8(f, 1479 ctpl[idx + 0].freq, ctpl[idx + 0].power[n], 1480 ctpl[idx + 1].freq, ctpl[idx + 1].power[n]); 1481 } 1482 1483 /* HT modes now: 5G HT20, 5G HT40, 2G CCK, 2G OFDM, 2G HT20, 2G HT40 */ 1484 for (i = 0; i < 4; i++) { 1485 switch (i) { 1486 case 0: /* 5 GHz HT 20 */ 1487 ctph = &ar->eeprom.cal_tgt_pwr_5G_ht20[0]; 1488 ntargets = AR5416_NUM_5G_TARGET_PWRS; 1489 ctpres = ar->power_5G_ht20; 1490 break; 1491 case 1: /* 5 GHz HT 40 */ 1492 ctph = &ar->eeprom.cal_tgt_pwr_5G_ht40[0]; 1493 ntargets = AR5416_NUM_5G_TARGET_PWRS; 1494 ctpres = ar->power_5G_ht40; 1495 break; 1496 case 2: /* 2.4 GHz HT 20 */ 1497 ctph = &ar->eeprom.cal_tgt_pwr_2G_ht20[0]; 1498 ntargets = AR5416_NUM_2G_OFDM_TARGET_PWRS; 1499 ctpres = ar->power_2G_ht20; 1500 break; 1501 case 3: /* 2.4 GHz HT 40 */ 1502 ctph = &ar->eeprom.cal_tgt_pwr_2G_ht40[0]; 1503 ntargets = AR5416_NUM_2G_OFDM_TARGET_PWRS; 1504 ctpres = ar->power_2G_ht40; 1505 break; 1506 default: 1507 BUG(); 1508 } 1509 1510 for (n = 0; n < ntargets; n++) { 1511 if (ctph[n].freq == 0xff) 1512 break; 1513 pwr_freqs[n] = ctph[n].freq; 1514 } 1515 ntargets = n; 1516 idx = carl9170_find_freq_idx(ntargets, pwr_freqs, f); 1517 for (n = 0; n < 8; n++) 1518 ctpres[n] = carl9170_interpolate_u8(f, 1519 ctph[idx + 0].freq, ctph[idx + 0].power[n], 1520 ctph[idx + 1].freq, ctph[idx + 1].power[n]); 1521 } 1522 1523 /* calc. conformance test limits and apply to ar->power*[] */ 1524 carl9170_calc_ctl(ar, freq, bw); 1525 } 1526 1527 int carl9170_get_noisefloor(struct ar9170 *ar) 1528 { 1529 static const u32 phy_regs[] = { 1530 AR9170_PHY_REG_CCA, AR9170_PHY_REG_CH2_CCA, 1531 AR9170_PHY_REG_EXT_CCA, AR9170_PHY_REG_CH2_EXT_CCA }; 1532 u32 phy_res[ARRAY_SIZE(phy_regs)]; 1533 int err, i; 1534 1535 BUILD_BUG_ON(ARRAY_SIZE(phy_regs) != ARRAY_SIZE(ar->noise)); 1536 1537 err = carl9170_read_mreg(ar, ARRAY_SIZE(phy_regs), phy_regs, phy_res); 1538 if (err) 1539 return err; 1540 1541 for (i = 0; i < 2; i++) { 1542 ar->noise[i] = sign_extend32(GET_VAL( 1543 AR9170_PHY_CCA_MIN_PWR, phy_res[i]), 8); 1544 1545 ar->noise[i + 2] = sign_extend32(GET_VAL( 1546 AR9170_PHY_EXT_CCA_MIN_PWR, phy_res[i + 2]), 8); 1547 } 1548 1549 if (ar->channel) 1550 ar->survey[ar->channel->hw_value].noise = ar->noise[0]; 1551 1552 return 0; 1553 } 1554 1555 static enum carl9170_bw nl80211_to_carl(enum nl80211_channel_type type) 1556 { 1557 switch (type) { 1558 case NL80211_CHAN_NO_HT: 1559 case NL80211_CHAN_HT20: 1560 return CARL9170_BW_20; 1561 case NL80211_CHAN_HT40MINUS: 1562 return CARL9170_BW_40_BELOW; 1563 case NL80211_CHAN_HT40PLUS: 1564 return CARL9170_BW_40_ABOVE; 1565 default: 1566 BUG(); 1567 } 1568 } 1569 1570 int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel, 1571 enum nl80211_channel_type _bw) 1572 { 1573 const struct carl9170_phy_freq_params *freqpar; 1574 struct carl9170_rf_init_result rf_res; 1575 struct carl9170_rf_init rf; 1576 u32 tmp, offs = 0, new_ht = 0; 1577 int err; 1578 enum carl9170_bw bw; 1579 struct ieee80211_channel *old_channel = NULL; 1580 1581 bw = nl80211_to_carl(_bw); 1582 1583 if (conf_is_ht(&ar->hw->conf)) 1584 new_ht |= CARL9170FW_PHY_HT_ENABLE; 1585 1586 if (conf_is_ht40(&ar->hw->conf)) 1587 new_ht |= CARL9170FW_PHY_HT_DYN2040; 1588 1589 /* may be NULL at first setup */ 1590 if (ar->channel) { 1591 old_channel = ar->channel; 1592 ar->channel = NULL; 1593 } 1594 1595 /* cold reset BB/ADDA */ 1596 err = carl9170_write_reg(ar, AR9170_PWR_REG_RESET, 1597 AR9170_PWR_RESET_BB_COLD_RESET); 1598 if (err) 1599 return err; 1600 1601 err = carl9170_write_reg(ar, AR9170_PWR_REG_RESET, 0x0); 1602 if (err) 1603 return err; 1604 1605 err = carl9170_init_phy(ar, channel->band); 1606 if (err) 1607 return err; 1608 1609 err = carl9170_init_rf_banks_0_7(ar, 1610 channel->band == IEEE80211_BAND_5GHZ); 1611 if (err) 1612 return err; 1613 1614 err = carl9170_exec_cmd(ar, CARL9170_CMD_FREQ_START, 0, NULL, 0, NULL); 1615 if (err) 1616 return err; 1617 1618 err = carl9170_write_reg(ar, AR9170_PHY_REG_HEAVY_CLIP_ENABLE, 1619 0x200); 1620 if (err) 1621 return err; 1622 1623 err = carl9170_init_rf_bank4_pwr(ar, 1624 channel->band == IEEE80211_BAND_5GHZ, 1625 channel->center_freq, bw); 1626 if (err) 1627 return err; 1628 1629 tmp = AR9170_PHY_TURBO_FC_SINGLE_HT_LTF1 | 1630 AR9170_PHY_TURBO_FC_HT_EN; 1631 1632 switch (bw) { 1633 case CARL9170_BW_20: 1634 break; 1635 case CARL9170_BW_40_BELOW: 1636 tmp |= AR9170_PHY_TURBO_FC_DYN2040_EN | 1637 AR9170_PHY_TURBO_FC_SHORT_GI_40; 1638 offs = 3; 1639 break; 1640 case CARL9170_BW_40_ABOVE: 1641 tmp |= AR9170_PHY_TURBO_FC_DYN2040_EN | 1642 AR9170_PHY_TURBO_FC_SHORT_GI_40 | 1643 AR9170_PHY_TURBO_FC_DYN2040_PRI_CH; 1644 offs = 1; 1645 break; 1646 default: 1647 BUG(); 1648 return -ENOSYS; 1649 } 1650 1651 if (ar->eeprom.tx_mask != 1) 1652 tmp |= AR9170_PHY_TURBO_FC_WALSH; 1653 1654 err = carl9170_write_reg(ar, AR9170_PHY_REG_TURBO, tmp); 1655 if (err) 1656 return err; 1657 1658 err = carl9170_set_freq_cal_data(ar, channel); 1659 if (err) 1660 return err; 1661 1662 carl9170_set_power_cal(ar, channel->center_freq, bw); 1663 1664 err = carl9170_set_mac_tpc(ar, channel); 1665 if (err) 1666 return err; 1667 1668 freqpar = carl9170_get_hw_dyn_params(channel, bw); 1669 1670 rf.ht_settings = new_ht; 1671 if (conf_is_ht40(&ar->hw->conf)) 1672 SET_VAL(CARL9170FW_PHY_HT_EXT_CHAN_OFF, rf.ht_settings, offs); 1673 1674 rf.freq = cpu_to_le32(channel->center_freq * 1000); 1675 rf.delta_slope_coeff_exp = cpu_to_le32(freqpar->coeff_exp); 1676 rf.delta_slope_coeff_man = cpu_to_le32(freqpar->coeff_man); 1677 rf.delta_slope_coeff_exp_shgi = cpu_to_le32(freqpar->coeff_exp_shgi); 1678 rf.delta_slope_coeff_man_shgi = cpu_to_le32(freqpar->coeff_man_shgi); 1679 rf.finiteLoopCount = cpu_to_le32(2000); 1680 err = carl9170_exec_cmd(ar, CARL9170_CMD_RF_INIT, sizeof(rf), &rf, 1681 sizeof(rf_res), &rf_res); 1682 if (err) 1683 return err; 1684 1685 err = le32_to_cpu(rf_res.ret); 1686 if (err != 0) { 1687 ar->chan_fail++; 1688 ar->total_chan_fail++; 1689 1690 wiphy_err(ar->hw->wiphy, "channel change: %d -> %d " 1691 "failed (%d).\n", old_channel ? 1692 old_channel->center_freq : -1, channel->center_freq, 1693 err); 1694 1695 if (ar->chan_fail > 3) { 1696 /* We have tried very hard to change to _another_ 1697 * channel and we've failed to do so! 1698 * Chances are that the PHY/RF is no longer 1699 * operable (due to corruptions/fatal events/bugs?) 1700 * and we need to reset at a higher level. 1701 */ 1702 carl9170_restart(ar, CARL9170_RR_TOO_MANY_PHY_ERRORS); 1703 return 0; 1704 } 1705 1706 err = carl9170_set_channel(ar, channel, _bw); 1707 if (err) 1708 return err; 1709 } else { 1710 ar->chan_fail = 0; 1711 } 1712 1713 if (ar->heavy_clip) { 1714 err = carl9170_write_reg(ar, AR9170_PHY_REG_HEAVY_CLIP_ENABLE, 1715 0x200 | ar->heavy_clip); 1716 if (err) { 1717 if (net_ratelimit()) { 1718 wiphy_err(ar->hw->wiphy, "failed to set " 1719 "heavy clip\n"); 1720 } 1721 1722 return err; 1723 } 1724 } 1725 1726 ar->channel = channel; 1727 ar->ht_settings = new_ht; 1728 return 0; 1729 } 1730