drivers/net/wireless/ar9170/phy.c

   1 /*
   2  * Atheros AR9170 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 "ar9170.h"
  41 #include "cmd.h"
  42
  43 static int ar9170_init_power_cal(struct ar9170 *ar)
  44 {
  45         ar9170_regwrite_begin(ar);
  46
  47         ar9170_regwrite(0x1bc000 + 0x993c, 0x7f);
  48         ar9170_regwrite(0x1bc000 + 0x9934, 0x3f3f3f3f);
  49         ar9170_regwrite(0x1bc000 + 0x9938, 0x3f3f3f3f);
  50         ar9170_regwrite(0x1bc000 + 0xa234, 0x3f3f3f3f);
  51         ar9170_regwrite(0x1bc000 + 0xa238, 0x3f3f3f3f);
  52         ar9170_regwrite(0x1bc000 + 0xa38c, 0x3f3f3f3f);
  53         ar9170_regwrite(0x1bc000 + 0xa390, 0x3f3f3f3f);
  54         ar9170_regwrite(0x1bc000 + 0xa3cc, 0x3f3f3f3f);
  55         ar9170_regwrite(0x1bc000 + 0xa3d0, 0x3f3f3f3f);
  56         ar9170_regwrite(0x1bc000 + 0xa3d4, 0x3f3f3f3f);
  57
  58         ar9170_regwrite_finish();
  59         return ar9170_regwrite_result();
  60 }
  61
  62 struct ar9170_phy_init {
  63         u32 reg, _5ghz_20, _5ghz_40, _2ghz_40, _2ghz_20;
  64 };
  65
  66 static struct ar9170_phy_init ar5416_phy_init[] = {
  67         { 0x1c5800, 0x00000007, 0x00000007, 0x00000007, 0x00000007, },
  68         { 0x1c5804, 0x00000300, 0x000003c4, 0x000003c4, 0x00000300, },
  69         { 0x1c5808, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
  70         { 0x1c580c, 0xad848e19, 0xad848e19, 0xad848e19, 0xad848e19, },
  71         { 0x1c5810, 0x7d14e000, 0x7d14e000, 0x7d14e000, 0x7d14e000, },
  72         { 0x1c5814, 0x9c0a9f6b, 0x9c0a9f6b, 0x9c0a9f6b, 0x9c0a9f6b, },
  73         { 0x1c5818, 0x00000090, 0x00000090, 0x00000090, 0x00000090, },
  74         { 0x1c581c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
  75         { 0x1c5820, 0x02020200, 0x02020200, 0x02020200, 0x02020200, },
  76         { 0x1c5824, 0x00000e0e, 0x00000e0e, 0x00000e0e, 0x00000e0e, },
  77         { 0x1c5828, 0x0a020001, 0x0a020001, 0x0a020001, 0x0a020001, },
  78         { 0x1c582c, 0x0000a000, 0x0000a000, 0x0000a000, 0x0000a000, },
  79         { 0x1c5830, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
  80         { 0x1c5834, 0x00000e0e, 0x00000e0e, 0x00000e0e, 0x00000e0e, },
  81         { 0x1c5838, 0x00000007, 0x00000007, 0x00000007, 0x00000007, },
  82         { 0x1c583c, 0x00200400, 0x00200400, 0x00200400, 0x00200400, },
  83         { 0x1c5840, 0x206a002e, 0x206a002e, 0x206a002e, 0x206a002e, },
  84         { 0x1c5844, 0x1372161e, 0x13721c1e, 0x13721c24, 0x137216a4, },
  85         { 0x1c5848, 0x001a6a65, 0x001a6a65, 0x00197a68, 0x00197a68, },
  86         { 0x1c584c, 0x1284233c, 0x1284233c, 0x1284233c, 0x1284233c, },
  87         { 0x1c5850, 0x6c48b4e4, 0x6c48b4e4, 0x6c48b0e4, 0x6c48b0e4, },
  88         { 0x1c5854, 0x00000859, 0x00000859, 0x00000859, 0x00000859, },
  89         { 0x1c5858, 0x7ec80d2e, 0x7ec80d2e, 0x7ec80d2e, 0x7ec80d2e, },
  90         { 0x1c585c, 0x31395c5e, 0x31395c5e, 0x31395c5e, 0x31395c5e, },
  91         { 0x1c5860, 0x0004dd10, 0x0004dd10, 0x0004dd20, 0x0004dd20, },
  92         { 0x1c5868, 0x409a4190, 0x409a4190, 0x409a4190, 0x409a4190, },
  93         { 0x1c586c, 0x050cb081, 0x050cb081, 0x050cb081, 0x050cb081, },
  94         { 0x1c5900, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
  95         { 0x1c5904, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
  96         { 0x1c5908, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
  97         { 0x1c590c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
  98         { 0x1c5914, 0x000007d0, 0x000007d0, 0x00000898, 0x00000898, },
  99         { 0x1c5918, 0x00000118, 0x00000230, 0x00000268, 0x00000134, },
 100         { 0x1c591c, 0x10000fff, 0x10000fff, 0x10000fff, 0x10000fff, },
 101         { 0x1c5920, 0x0510081c, 0x0510081c, 0x0510001c, 0x0510001c, },
 102         { 0x1c5924, 0xd0058a15, 0xd0058a15, 0xd0058a15, 0xd0058a15, },
 103         { 0x1c5928, 0x00000001, 0x00000001, 0x00000001, 0x00000001, },
 104         { 0x1c592c, 0x00000004, 0x00000004, 0x00000004, 0x00000004, },
 105         { 0x1c5934, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, },
 106         { 0x1c5938, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, },
 107         { 0x1c593c, 0x0000007f, 0x0000007f, 0x0000007f, 0x0000007f, },
 108         { 0x1c5944, 0xdfb81020, 0xdfb81020, 0xdfb81020, 0xdfb81020, },
 109         { 0x1c5948, 0x9280b212, 0x9280b212, 0x9280b212, 0x9280b212, },
 110         { 0x1c594c, 0x00020028, 0x00020028, 0x00020028, 0x00020028, },
 111         { 0x1c5954, 0x5d50e188, 0x5d50e188, 0x5d50e188, 0x5d50e188, },
 112         { 0x1c5958, 0x00081fff, 0x00081fff, 0x00081fff, 0x00081fff, },
 113         { 0x1c5960, 0x00009b40, 0x00009b40, 0x00009b40, 0x00009b40, },
 114         { 0x1c5964, 0x00001120, 0x00001120, 0x00001120, 0x00001120, },
 115         { 0x1c5970, 0x190fb515, 0x190fb515, 0x190fb515, 0x190fb515, },
 116         { 0x1c5974, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 117         { 0x1c5978, 0x00000001, 0x00000001, 0x00000001, 0x00000001, },
 118         { 0x1c597c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 119         { 0x1c5980, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 120         { 0x1c5984, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 121         { 0x1c5988, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 122         { 0x1c598c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 123         { 0x1c5990, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 124         { 0x1c5994, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 125         { 0x1c5998, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 126         { 0x1c599c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 127         { 0x1c59a0, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 128         { 0x1c59a4, 0x00000007, 0x00000007, 0x00000007, 0x00000007, },
 129         { 0x1c59a8, 0x001fff00, 0x001fff00, 0x001fff00, 0x001fff00, },
 130         { 0x1c59ac, 0x006f00c4, 0x006f00c4, 0x006f00c4, 0x006f00c4, },
 131         { 0x1c59b0, 0x03051000, 0x03051000, 0x03051000, 0x03051000, },
 132         { 0x1c59b4, 0x00000820, 0x00000820, 0x00000820, 0x00000820, },
 133         { 0x1c59c0, 0x038919be, 0x038919be, 0x038919be, 0x038919be, },
 134         { 0x1c59c4, 0x06336f77, 0x06336f77, 0x06336f77, 0x06336f77, },
 135         { 0x1c59c8, 0x60f6532c, 0x60f6532c, 0x60f6532c, 0x60f6532c, },
 136         { 0x1c59cc, 0x08f186c8, 0x08f186c8, 0x08f186c8, 0x08f186c8, },
 137         { 0x1c59d0, 0x00046384, 0x00046384, 0x00046384, 0x00046384, },
 138         { 0x1c59d4, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 139         { 0x1c59d8, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 140         { 0x1c59dc, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 141         { 0x1c59e0, 0x00000200, 0x00000200, 0x00000200, 0x00000200, },
 142         { 0x1c59e4, 0x64646464, 0x64646464, 0x64646464, 0x64646464, },
 143         { 0x1c59e8, 0x3c787878, 0x3c787878, 0x3c787878, 0x3c787878, },
 144         { 0x1c59ec, 0x000000aa, 0x000000aa, 0x000000aa, 0x000000aa, },
 145         { 0x1c59f0, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 146         { 0x1c59fc, 0x00001042, 0x00001042, 0x00001042, 0x00001042, },
 147         { 0x1c5a00, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 148         { 0x1c5a04, 0x00000040, 0x00000040, 0x00000040, 0x00000040, },
 149         { 0x1c5a08, 0x00000080, 0x00000080, 0x00000080, 0x00000080, },
 150         { 0x1c5a0c, 0x000001a1, 0x000001a1, 0x00000141, 0x00000141, },
 151         { 0x1c5a10, 0x000001e1, 0x000001e1, 0x00000181, 0x00000181, },
 152         { 0x1c5a14, 0x00000021, 0x00000021, 0x000001c1, 0x000001c1, },
 153         { 0x1c5a18, 0x00000061, 0x00000061, 0x00000001, 0x00000001, },
 154         { 0x1c5a1c, 0x00000168, 0x00000168, 0x00000041, 0x00000041, },
 155         { 0x1c5a20, 0x000001a8, 0x000001a8, 0x000001a8, 0x000001a8, },
 156         { 0x1c5a24, 0x000001e8, 0x000001e8, 0x000001e8, 0x000001e8, },
 157         { 0x1c5a28, 0x00000028, 0x00000028, 0x00000028, 0x00000028, },
 158         { 0x1c5a2c, 0x00000068, 0x00000068, 0x00000068, 0x00000068, },
 159         { 0x1c5a30, 0x00000189, 0x00000189, 0x000000a8, 0x000000a8, },
 160         { 0x1c5a34, 0x000001c9, 0x000001c9, 0x00000169, 0x00000169, },
 161         { 0x1c5a38, 0x00000009, 0x00000009, 0x000001a9, 0x000001a9, },
 162         { 0x1c5a3c, 0x00000049, 0x00000049, 0x000001e9, 0x000001e9, },
 163         { 0x1c5a40, 0x00000089, 0x00000089, 0x00000029, 0x00000029, },
 164         { 0x1c5a44, 0x00000170, 0x00000170, 0x00000069, 0x00000069, },
 165         { 0x1c5a48, 0x000001b0, 0x000001b0, 0x00000190, 0x00000190, },
 166         { 0x1c5a4c, 0x000001f0, 0x000001f0, 0x000001d0, 0x000001d0, },
 167         { 0x1c5a50, 0x00000030, 0x00000030, 0x00000010, 0x00000010, },
 168         { 0x1c5a54, 0x00000070, 0x00000070, 0x00000050, 0x00000050, },
 169         { 0x1c5a58, 0x00000191, 0x00000191, 0x00000090, 0x00000090, },
 170         { 0x1c5a5c, 0x000001d1, 0x000001d1, 0x00000151, 0x00000151, },
 171         { 0x1c5a60, 0x00000011, 0x00000011, 0x00000191, 0x00000191, },
 172         { 0x1c5a64, 0x00000051, 0x00000051, 0x000001d1, 0x000001d1, },
 173         { 0x1c5a68, 0x00000091, 0x00000091, 0x00000011, 0x00000011, },
 174         { 0x1c5a6c, 0x000001b8, 0x000001b8, 0x00000051, 0x00000051, },
 175         { 0x1c5a70, 0x000001f8, 0x000001f8, 0x00000198, 0x00000198, },
 176         { 0x1c5a74, 0x00000038, 0x00000038, 0x000001d8, 0x000001d8, },
 177         { 0x1c5a78, 0x00000078, 0x00000078, 0x00000018, 0x00000018, },
 178         { 0x1c5a7c, 0x00000199, 0x00000199, 0x00000058, 0x00000058, },
 179         { 0x1c5a80, 0x000001d9, 0x000001d9, 0x00000098, 0x00000098, },
 180         { 0x1c5a84, 0x00000019, 0x00000019, 0x00000159, 0x00000159, },
 181         { 0x1c5a88, 0x00000059, 0x00000059, 0x00000199, 0x00000199, },
 182         { 0x1c5a8c, 0x00000099, 0x00000099, 0x000001d9, 0x000001d9, },
 183         { 0x1c5a90, 0x000000d9, 0x000000d9, 0x00000019, 0x00000019, },
 184         { 0x1c5a94, 0x000000f9, 0x000000f9, 0x00000059, 0x00000059, },
 185         { 0x1c5a98, 0x000000f9, 0x000000f9, 0x00000099, 0x00000099, },
 186         { 0x1c5a9c, 0x000000f9, 0x000000f9, 0x000000d9, 0x000000d9, },
 187         { 0x1c5aa0, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 188         { 0x1c5aa4, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 189         { 0x1c5aa8, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 190         { 0x1c5aac, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 191         { 0x1c5ab0, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 192         { 0x1c5ab4, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 193         { 0x1c5ab8, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 194         { 0x1c5abc, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 195         { 0x1c5ac0, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 196         { 0x1c5ac4, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 197         { 0x1c5ac8, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 198         { 0x1c5acc, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 199         { 0x1c5ad0, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 200         { 0x1c5ad4, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 201         { 0x1c5ad8, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 202         { 0x1c5adc, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 203         { 0x1c5ae0, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 204         { 0x1c5ae4, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 205         { 0x1c5ae8, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 206         { 0x1c5aec, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 207         { 0x1c5af0, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 208         { 0x1c5af4, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 209         { 0x1c5af8, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 210         { 0x1c5afc, 0x000000f9, 0x000000f9, 0x000000f9, 0x000000f9, },
 211         { 0x1c5b00, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 212         { 0x1c5b04, 0x00000001, 0x00000001, 0x00000001, 0x00000001, },
 213         { 0x1c5b08, 0x00000002, 0x00000002, 0x00000002, 0x00000002, },
 214         { 0x1c5b0c, 0x00000003, 0x00000003, 0x00000003, 0x00000003, },
 215         { 0x1c5b10, 0x00000004, 0x00000004, 0x00000004, 0x00000004, },
 216         { 0x1c5b14, 0x00000005, 0x00000005, 0x00000005, 0x00000005, },
 217         { 0x1c5b18, 0x00000008, 0x00000008, 0x00000008, 0x00000008, },
 218         { 0x1c5b1c, 0x00000009, 0x00000009, 0x00000009, 0x00000009, },
 219         { 0x1c5b20, 0x0000000a, 0x0000000a, 0x0000000a, 0x0000000a, },
 220         { 0x1c5b24, 0x0000000b, 0x0000000b, 0x0000000b, 0x0000000b, },
 221         { 0x1c5b28, 0x0000000c, 0x0000000c, 0x0000000c, 0x0000000c, },
 222         { 0x1c5b2c, 0x0000000d, 0x0000000d, 0x0000000d, 0x0000000d, },
 223         { 0x1c5b30, 0x00000010, 0x00000010, 0x00000010, 0x00000010, },
 224         { 0x1c5b34, 0x00000011, 0x00000011, 0x00000011, 0x00000011, },
 225         { 0x1c5b38, 0x00000012, 0x00000012, 0x00000012, 0x00000012, },
 226         { 0x1c5b3c, 0x00000013, 0x00000013, 0x00000013, 0x00000013, },
 227         { 0x1c5b40, 0x00000014, 0x00000014, 0x00000014, 0x00000014, },
 228         { 0x1c5b44, 0x00000015, 0x00000015, 0x00000015, 0x00000015, },
 229         { 0x1c5b48, 0x00000018, 0x00000018, 0x00000018, 0x00000018, },
 230         { 0x1c5b4c, 0x00000019, 0x00000019, 0x00000019, 0x00000019, },
 231         { 0x1c5b50, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a, },
 232         { 0x1c5b54, 0x0000001b, 0x0000001b, 0x0000001b, 0x0000001b, },
 233         { 0x1c5b58, 0x0000001c, 0x0000001c, 0x0000001c, 0x0000001c, },
 234         { 0x1c5b5c, 0x0000001d, 0x0000001d, 0x0000001d, 0x0000001d, },
 235         { 0x1c5b60, 0x00000020, 0x00000020, 0x00000020, 0x00000020, },
 236         { 0x1c5b64, 0x00000021, 0x00000021, 0x00000021, 0x00000021, },
 237         { 0x1c5b68, 0x00000022, 0x00000022, 0x00000022, 0x00000022, },
 238         { 0x1c5b6c, 0x00000023, 0x00000023, 0x00000023, 0x00000023, },
 239         { 0x1c5b70, 0x00000024, 0x00000024, 0x00000024, 0x00000024, },
 240         { 0x1c5b74, 0x00000025, 0x00000025, 0x00000025, 0x00000025, },
 241         { 0x1c5b78, 0x00000028, 0x00000028, 0x00000028, 0x00000028, },
 242         { 0x1c5b7c, 0x00000029, 0x00000029, 0x00000029, 0x00000029, },
 243         { 0x1c5b80, 0x0000002a, 0x0000002a, 0x0000002a, 0x0000002a, },
 244         { 0x1c5b84, 0x0000002b, 0x0000002b, 0x0000002b, 0x0000002b, },
 245         { 0x1c5b88, 0x0000002c, 0x0000002c, 0x0000002c, 0x0000002c, },
 246         { 0x1c5b8c, 0x0000002d, 0x0000002d, 0x0000002d, 0x0000002d, },
 247         { 0x1c5b90, 0x00000030, 0x00000030, 0x00000030, 0x00000030, },
 248         { 0x1c5b94, 0x00000031, 0x00000031, 0x00000031, 0x00000031, },
 249         { 0x1c5b98, 0x00000032, 0x00000032, 0x00000032, 0x00000032, },
 250         { 0x1c5b9c, 0x00000033, 0x00000033, 0x00000033, 0x00000033, },
 251         { 0x1c5ba0, 0x00000034, 0x00000034, 0x00000034, 0x00000034, },
 252         { 0x1c5ba4, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 253         { 0x1c5ba8, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 254         { 0x1c5bac, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 255         { 0x1c5bb0, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 256         { 0x1c5bb4, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 257         { 0x1c5bb8, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 258         { 0x1c5bbc, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 259         { 0x1c5bc0, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 260         { 0x1c5bc4, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 261         { 0x1c5bc8, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 262         { 0x1c5bcc, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 263         { 0x1c5bd0, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 264         { 0x1c5bd4, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 265         { 0x1c5bd8, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 266         { 0x1c5bdc, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 267         { 0x1c5be0, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 268         { 0x1c5be4, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 269         { 0x1c5be8, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 270         { 0x1c5bec, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 271         { 0x1c5bf0, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 272         { 0x1c5bf4, 0x00000035, 0x00000035, 0x00000035, 0x00000035, },
 273         { 0x1c5bf8, 0x00000010, 0x00000010, 0x00000010, 0x00000010, },
 274         { 0x1c5bfc, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a, },
 275         { 0x1c5c00, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 276         { 0x1c5c0c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 277         { 0x1c5c10, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 278         { 0x1c5c14, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 279         { 0x1c5c18, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 280         { 0x1c5c1c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 281         { 0x1c5c20, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 282         { 0x1c5c24, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 283         { 0x1c5c28, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 284         { 0x1c5c2c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 285         { 0x1c5c30, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 286         { 0x1c5c34, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 287         { 0x1c5c38, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 288         { 0x1c5c3c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 289         { 0x1c5cf0, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 290         { 0x1c5cf4, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 291         { 0x1c5cf8, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 292         { 0x1c5cfc, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 293         { 0x1c6200, 0x00000008, 0x00000008, 0x0000000e, 0x0000000e, },
 294         { 0x1c6204, 0x00000440, 0x00000440, 0x00000440, 0x00000440, },
 295         { 0x1c6208, 0xd6be4788, 0xd6be4788, 0xd03e4788, 0xd03e4788, },
 296         { 0x1c620c, 0x012e8160, 0x012e8160, 0x012a8160, 0x012a8160, },
 297         { 0x1c6210, 0x40806333, 0x40806333, 0x40806333, 0x40806333, },
 298         { 0x1c6214, 0x00106c10, 0x00106c10, 0x00106c10, 0x00106c10, },
 299         { 0x1c6218, 0x009c4060, 0x009c4060, 0x009c4060, 0x009c4060, },
 300         { 0x1c621c, 0x1883800a, 0x1883800a, 0x1883800a, 0x1883800a, },
 301         { 0x1c6220, 0x018830c6, 0x018830c6, 0x018830c6, 0x018830c6, },
 302         { 0x1c6224, 0x00000400, 0x00000400, 0x00000400, 0x00000400, },
 303         { 0x1c6228, 0x000009b5, 0x000009b5, 0x000009b5, 0x000009b5, },
 304         { 0x1c622c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 305         { 0x1c6230, 0x00000108, 0x00000210, 0x00000210, 0x00000108, },
 306         { 0x1c6234, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, },
 307         { 0x1c6238, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, },
 308         { 0x1c623c, 0x13c889af, 0x13c889af, 0x13c889af, 0x13c889af, },
 309         { 0x1c6240, 0x38490a20, 0x38490a20, 0x38490a20, 0x38490a20, },
 310         { 0x1c6244, 0x00007bb6, 0x00007bb6, 0x00007bb6, 0x00007bb6, },
 311         { 0x1c6248, 0x0fff3ffc, 0x0fff3ffc, 0x0fff3ffc, 0x0fff3ffc, },
 312         { 0x1c624c, 0x00000001, 0x00000001, 0x00000001, 0x00000001, },
 313         { 0x1c6250, 0x0000a000, 0x0000a000, 0x0000a000, 0x0000a000, },
 314         { 0x1c6254, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 315         { 0x1c6258, 0x0cc75380, 0x0cc75380, 0x0cc75380, 0x0cc75380, },
 316         { 0x1c625c, 0x0f0f0f01, 0x0f0f0f01, 0x0f0f0f01, 0x0f0f0f01, },
 317         { 0x1c6260, 0xdfa91f01, 0xdfa91f01, 0xdfa91f01, 0xdfa91f01, },
 318         { 0x1c6264, 0x00418a11, 0x00418a11, 0x00418a11, 0x00418a11, },
 319         { 0x1c6268, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 320         { 0x1c626c, 0x09249126, 0x09249126, 0x09249126, 0x09249126, },
 321         { 0x1c6274, 0x0a1a9caa, 0x0a1a9caa, 0x0a1a7caa, 0x0a1a7caa, },
 322         { 0x1c6278, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, },
 323         { 0x1c627c, 0x051701ce, 0x051701ce, 0x051701ce, 0x051701ce, },
 324         { 0x1c6300, 0x18010000, 0x18010000, 0x18010000, 0x18010000, },
 325         { 0x1c6304, 0x30032602, 0x30032602, 0x2e032402, 0x2e032402, },
 326         { 0x1c6308, 0x48073e06, 0x48073e06, 0x4a0a3c06, 0x4a0a3c06, },
 327         { 0x1c630c, 0x560b4c0a, 0x560b4c0a, 0x621a540b, 0x621a540b, },
 328         { 0x1c6310, 0x641a600f, 0x641a600f, 0x764f6c1b, 0x764f6c1b, },
 329         { 0x1c6314, 0x7a4f6e1b, 0x7a4f6e1b, 0x845b7a5a, 0x845b7a5a, },
 330         { 0x1c6318, 0x8c5b7e5a, 0x8c5b7e5a, 0x950f8ccf, 0x950f8ccf, },
 331         { 0x1c631c, 0x9d0f96cf, 0x9d0f96cf, 0xa5cf9b4f, 0xa5cf9b4f, },
 332         { 0x1c6320, 0xb51fa69f, 0xb51fa69f, 0xbddfaf1f, 0xbddfaf1f, },
 333         { 0x1c6324, 0xcb3fbd07, 0xcb3fbcbf, 0xd1ffc93f, 0xd1ffc93f, },
 334         { 0x1c6328, 0x0000d7bf, 0x0000d7bf, 0x00000000, 0x00000000, },
 335         { 0x1c632c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 336         { 0x1c6330, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 337         { 0x1c6334, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 338         { 0x1c6338, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 339         { 0x1c633c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 340         { 0x1c6340, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 341         { 0x1c6344, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 342         { 0x1c6348, 0x3fffffff, 0x3fffffff, 0x3fffffff, 0x3fffffff, },
 343         { 0x1c634c, 0x3fffffff, 0x3fffffff, 0x3fffffff, 0x3fffffff, },
 344         { 0x1c6350, 0x3fffffff, 0x3fffffff, 0x3fffffff, 0x3fffffff, },
 345         { 0x1c6354, 0x0003ffff, 0x0003ffff, 0x0003ffff, 0x0003ffff, },
 346         { 0x1c6358, 0x79a8aa1f, 0x79a8aa1f, 0x79a8aa1f, 0x79a8aa1f, },
 347         { 0x1c6388, 0x08000000, 0x08000000, 0x08000000, 0x08000000, },
 348         { 0x1c638c, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, },
 349         { 0x1c6390, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, },
 350         { 0x1c6394, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, },
 351         { 0x1c6398, 0x000001ce, 0x000001ce, 0x000001ce, 0x000001ce, },
 352         { 0x1c639c, 0x00000007, 0x00000007, 0x00000007, 0x00000007, },
 353         { 0x1c63a0, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 354         { 0x1c63a4, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 355         { 0x1c63a8, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 356         { 0x1c63ac, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 357         { 0x1c63b0, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 358         { 0x1c63b4, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 359         { 0x1c63b8, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 360         { 0x1c63bc, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 361         { 0x1c63c0, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 362         { 0x1c63c4, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 363         { 0x1c63c8, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 364         { 0x1c63cc, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, },
 365         { 0x1c63d0, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, },
 366         { 0x1c63d4, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, 0x3f3f3f3f, },
 367         { 0x1c63d8, 0x00000000, 0x00000000, 0x00000000, 0x00000000, },
 368         { 0x1c63dc, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, },
 369         { 0x1c63e0, 0x000000c0, 0x000000c0, 0x000000c0, 0x000000c0, },
 370         { 0x1c6848, 0x00180a65, 0x00180a65, 0x00180a68, 0x00180a68, },
 371         { 0x1c6920, 0x0510001c, 0x0510001c, 0x0510001c, 0x0510001c, },
 372         { 0x1c6960, 0x00009b40, 0x00009b40, 0x00009b40, 0x00009b40, },
 373         { 0x1c720c, 0x012e8160, 0x012e8160, 0x012a8160, 0x012a8160, },
 374         { 0x1c726c, 0x09249126, 0x09249126, 0x09249126, 0x09249126, },
 375         { 0x1c7848, 0x00180a65, 0x00180a65, 0x00180a68, 0x00180a68, },
 376         { 0x1c7920, 0x0510001c, 0x0510001c, 0x0510001c, 0x0510001c, },
 377         { 0x1c7960, 0x00009b40, 0x00009b40, 0x00009b40, 0x00009b40, },
 378         { 0x1c820c, 0x012e8160, 0x012e8160, 0x012a8160, 0x012a8160, },
 379         { 0x1c826c, 0x09249126, 0x09249126, 0x09249126, 0x09249126, },
 380 /*      { 0x1c8864, 0x0001ce00, 0x0001ce00, 0x0001ce00, 0x0001ce00, }, */
 381         { 0x1c8864, 0x0001c600, 0x0001c600, 0x0001c600, 0x0001c600, },
 382         { 0x1c895c, 0x004b6a8e, 0x004b6a8e, 0x004b6a8e, 0x004b6a8e, },
 383         { 0x1c8968, 0x000003ce, 0x000003ce, 0x000003ce, 0x000003ce, },
 384         { 0x1c89bc, 0x00181400, 0x00181400, 0x00181400, 0x00181400, },
 385         { 0x1c9270, 0x00820820, 0x00820820, 0x00820820, 0x00820820, },
 386         { 0x1c935c, 0x066c420f, 0x066c420f, 0x066c420f, 0x066c420f, },
 387         { 0x1c9360, 0x0f282207, 0x0f282207, 0x0f282207, 0x0f282207, },
 388         { 0x1c9364, 0x17601685, 0x17601685, 0x17601685, 0x17601685, },
 389         { 0x1c9368, 0x1f801104, 0x1f801104, 0x1f801104, 0x1f801104, },
 390         { 0x1c936c, 0x37a00c03, 0x37a00c03, 0x37a00c03, 0x37a00c03, },
 391         { 0x1c9370, 0x3fc40883, 0x3fc40883, 0x3fc40883, 0x3fc40883, },
 392         { 0x1c9374, 0x57c00803, 0x57c00803, 0x57c00803, 0x57c00803, },
 393         { 0x1c9378, 0x5fd80682, 0x5fd80682, 0x5fd80682, 0x5fd80682, },
 394         { 0x1c937c, 0x7fe00482, 0x7fe00482, 0x7fe00482, 0x7fe00482, },
 395         { 0x1c9380, 0x7f3c7bba, 0x7f3c7bba, 0x7f3c7bba, 0x7f3c7bba, },
 396         { 0x1c9384, 0xf3307ff0, 0xf3307ff0, 0xf3307ff0, 0xf3307ff0, }
 397 };
 398
 399 int ar9170_init_phy(struct ar9170 *ar, enum ieee80211_band band)
 400 {
 401         int i, err;
 402         u32 val;
 403         bool is_2ghz = band == IEEE80211_BAND_2GHZ;
 404         bool is_40mhz = false; /* XXX: for now */
 405
 406         ar9170_regwrite_begin(ar);
 407
 408         for (i = 0; i < ARRAY_SIZE(ar5416_phy_init); i++) {
 409                 if (is_40mhz) {
 410                         if (is_2ghz)
 411                                 val = ar5416_phy_init[i]._2ghz_40;
 412                         else
 413                                 val = ar5416_phy_init[i]._5ghz_40;
 414                 } else {
 415                         if (is_2ghz)
 416                                 val = ar5416_phy_init[i]._2ghz_20;
 417                         else
 418                                 val = ar5416_phy_init[i]._5ghz_20;
 419                 }
 420
 421                 ar9170_regwrite(ar5416_phy_init[i].reg, val);
 422         }
 423
 424         ar9170_regwrite_finish();
 425         err = ar9170_regwrite_result();
 426         if (err)
 427                 return err;
 428
 429         /* XXX: use EEPROM data here! */
 430
 431         err = ar9170_init_power_cal(ar);
 432         if (err)
 433                 return err;
 434
 435         /* XXX: remove magic! */
 436         if (is_2ghz)
 437                 err = ar9170_write_reg(ar, 0x1d4014, 0x5163);
 438         else
 439                 err = ar9170_write_reg(ar, 0x1d4014, 0x5143);
 440
 441         return err;
 442 }
 443
 444 struct ar9170_rf_init {
 445         u32 reg, _5ghz, _2ghz;
 446 };
 447
 448 static struct ar9170_rf_init ar9170_rf_init[] = {
 449      /* bank 0 */
 450      { 0x1c58b0,  0x1e5795e5,  0x1e5795e5},
 451      { 0x1c58e0,  0x02008020,  0x02008020},
 452      /* bank 1 */
 453      { 0x1c58b0,  0x02108421,  0x02108421},
 454      { 0x1c58ec,  0x00000008,  0x00000008},
 455      /* bank 2 */
 456      { 0x1c58b0,  0x0e73ff17,  0x0e73ff17},
 457      { 0x1c58e0,  0x00000420,  0x00000420},
 458      /* bank 3 */
 459      { 0x1c58f0,  0x01400018,  0x01c00018},
 460      /* bank 4 */
 461      { 0x1c58b0,  0x000001a1,  0x000001a1},
 462      { 0x1c58e8,  0x00000001,  0x00000001},
 463      /* bank 5 */
 464      { 0x1c58b0,  0x00000013,  0x00000013},
 465      { 0x1c58e4,  0x00000002,  0x00000002},
 466      /* bank 6 */
 467      { 0x1c58b0,  0x00000000,  0x00000000},
 468      { 0x1c58b0,  0x00000000,  0x00000000},
 469      { 0x1c58b0,  0x00000000,  0x00000000},
 470      { 0x1c58b0,  0x00000000,  0x00000000},
 471      { 0x1c58b0,  0x00000000,  0x00000000},
 472      { 0x1c58b0,  0x00004000,  0x00004000},
 473      { 0x1c58b0,  0x00006c00,  0x00006c00},
 474      { 0x1c58b0,  0x00002c00,  0x00002c00},
 475      { 0x1c58b0,  0x00004800,  0x00004800},
 476      { 0x1c58b0,  0x00004000,  0x00004000},
 477      { 0x1c58b0,  0x00006000,  0x00006000},
 478      { 0x1c58b0,  0x00001000,  0x00001000},
 479      { 0x1c58b0,  0x00004000,  0x00004000},
 480      { 0x1c58b0,  0x00007c00,  0x00007c00},
 481      { 0x1c58b0,  0x00007c00,  0x00007c00},
 482      { 0x1c58b0,  0x00007c00,  0x00007c00},
 483      { 0x1c58b0,  0x00007c00,  0x00007c00},
 484      { 0x1c58b0,  0x00007c00,  0x00007c00},
 485      { 0x1c58b0,  0x00087c00,  0x00087c00},
 486      { 0x1c58b0,  0x00007c00,  0x00007c00},
 487      { 0x1c58b0,  0x00005400,  0x00005400},
 488      { 0x1c58b0,  0x00000c00,  0x00000c00},
 489      { 0x1c58b0,  0x00001800,  0x00001800},
 490      { 0x1c58b0,  0x00007c00,  0x00007c00},
 491      { 0x1c58b0,  0x00006c00,  0x00006c00},
 492      { 0x1c58b0,  0x00006c00,  0x00006c00},
 493      { 0x1c58b0,  0x00007c00,  0x00007c00},
 494      { 0x1c58b0,  0x00002c00,  0x00002c00},
 495      { 0x1c58b0,  0x00003c00,  0x00003c00},
 496      { 0x1c58b0,  0x00003800,  0x00003800},
 497      { 0x1c58b0,  0x00001c00,  0x00001c00},
 498      { 0x1c58b0,  0x00000800,  0x00000800},
 499      { 0x1c58b0,  0x00000408,  0x00000408},
 500      { 0x1c58b0,  0x00004c15,  0x00004c15},
 501      { 0x1c58b0,  0x00004188,  0x00004188},
 502      { 0x1c58b0,  0x0000201e,  0x0000201e},
 503      { 0x1c58b0,  0x00010408,  0x00010408},
 504      { 0x1c58b0,  0x00000801,  0x00000801},
 505      { 0x1c58b0,  0x00000c08,  0x00000c08},
 506      { 0x1c58b0,  0x0000181e,  0x0000181e},
 507      { 0x1c58b0,  0x00001016,  0x00001016},
 508      { 0x1c58b0,  0x00002800,  0x00002800},
 509      { 0x1c58b0,  0x00004010,  0x00004010},
 510      { 0x1c58b0,  0x0000081c,  0x0000081c},
 511      { 0x1c58b0,  0x00000115,  0x00000115},
 512      { 0x1c58b0,  0x00000015,  0x00000015},
 513      { 0x1c58b0,  0x00000066,  0x00000066},
 514      { 0x1c58b0,  0x0000001c,  0x0000001c},
 515      { 0x1c58b0,  0x00000000,  0x00000000},
 516      { 0x1c58b0,  0x00000004,  0x00000004},
 517      { 0x1c58b0,  0x00000015,  0x00000015},
 518      { 0x1c58b0,  0x0000001f,  0x0000001f},
 519      { 0x1c58e0,  0x00000000,  0x00000400},
 520      /* bank 7 */
 521      { 0x1c58b0,  0x000000a0,  0x000000a0},
 522      { 0x1c58b0,  0x00000000,  0x00000000},
 523      { 0x1c58b0,  0x00000040,  0x00000040},
 524      { 0x1c58f0,  0x0000001c,  0x0000001c},
 525 };
 526
 527 static int ar9170_init_rf_banks_0_7(struct ar9170 *ar, bool band5ghz)
 528 {
 529         int err, i;
 530
 531         ar9170_regwrite_begin(ar);
 532
 533         for (i = 0; i < ARRAY_SIZE(ar9170_rf_init); i++)
 534                 ar9170_regwrite(ar9170_rf_init[i].reg,
 535                                 band5ghz ? ar9170_rf_init[i]._5ghz
 536                                          : ar9170_rf_init[i]._2ghz);
 537
 538         ar9170_regwrite_finish();
 539         err = ar9170_regwrite_result();
 540         if (err)
 541                 printk(KERN_ERR "%s: rf init failed\n",
 542                        wiphy_name(ar->hw->wiphy));
 543         return err;
 544 }
 545
 546 static int ar9170_init_rf_bank4_pwr(struct ar9170 *ar, bool band5ghz,
 547                                     u32 freq, enum ar9170_bw bw)
 548 {
 549         int err;
 550         u32 d0, d1, td0, td1, fd0, fd1;
 551         u8 chansel;
 552         u8 refsel0 = 1, refsel1 = 0;
 553         u8 lf_synth = 0;
 554
 555         switch (bw) {
 556         case AR9170_BW_40_ABOVE:
 557                 freq += 10;
 558                 break;
 559         case AR9170_BW_40_BELOW:
 560                 freq -= 10;
 561                 break;
 562         case AR9170_BW_20:
 563                 break;
 564         case __AR9170_NUM_BW:
 565                 BUG();
 566         }
 567
 568         if (band5ghz) {
 569                 if (freq % 10) {
 570                         chansel = (freq - 4800) / 5;
 571                 } else {
 572                         chansel = ((freq - 4800) / 10) * 2;
 573                         refsel0 = 0;
 574                         refsel1 = 1;
 575                 }
 576                 chansel = byte_rev_table[chansel];
 577         } else {
 578                 if (freq == 2484) {
 579                         chansel = 10 + (freq - 2274) / 5;
 580                         lf_synth = 1;
 581                 } else
 582                         chansel = 16 + (freq - 2272) / 5;
 583                 chansel *= 4;
 584                 chansel = byte_rev_table[chansel];
 585         }
 586
 587         d1 =    chansel;
 588         d0 =    0x21 |
 589                 refsel0 << 3 |
 590                 refsel1 << 2 |
 591                 lf_synth << 1;
 592         td0 =   d0 & 0x1f;
 593         td1 =   d1 & 0x1f;
 594         fd0 =   td1 << 5 | td0;
 595
 596         td0 =   (d0 >> 5) & 0x7;
 597         td1 =   (d1 >> 5) & 0x7;
 598         fd1 =   td1 << 5 | td0;
 599
 600         ar9170_regwrite_begin(ar);
 601
 602         ar9170_regwrite(0x1c58b0, fd0);
 603         ar9170_regwrite(0x1c58e8, fd1);
 604
 605         ar9170_regwrite_finish();
 606         err = ar9170_regwrite_result();
 607         if (err)
 608                 return err;
 609
 610         msleep(10);
 611
 612         return 0;
 613 }
 614
 615 struct ar9170_phy_freq_params {
 616         u8 coeff_exp;
 617         u16 coeff_man;
 618         u8 coeff_exp_shgi;
 619         u16 coeff_man_shgi;
 620 };
 621
 622 struct ar9170_phy_freq_entry {
 623         u16 freq;
 624         struct ar9170_phy_freq_params params[__AR9170_NUM_BW];
 625 };
 626
 627 /* NB: must be in sync with channel tables in main! */
 628 static const struct ar9170_phy_freq_entry ar9170_phy_freq_params[] = {
 629 /*
 630  *      freq,
 631  *              20MHz,
 632  *              40MHz (below),
 633  *              40Mhz (above),
 634  */
 635         { 2412, {
 636                 { 3, 21737, 3, 19563, },
 637                 { 3, 21827, 3, 19644, },
 638                 { 3, 21647, 3, 19482, },
 639         } },
 640         { 2417, {
 641                 { 3, 21692, 3, 19523, },
 642                 { 3, 21782, 3, 19604, },
 643                 { 3, 21602, 3, 19442, },
 644         } },
 645         { 2422, {
 646                 { 3, 21647, 3, 19482, },
 647                 { 3, 21737, 3, 19563, },
 648                 { 3, 21558, 3, 19402, },
 649         } },
 650         { 2427, {
 651                 { 3, 21602, 3, 19442, },
 652                 { 3, 21692, 3, 19523, },
 653                 { 3, 21514, 3, 19362, },
 654         } },
 655         { 2432, {
 656                 { 3, 21558, 3, 19402, },
 657                 { 3, 21647, 3, 19482, },
 658                 { 3, 21470, 3, 19323, },
 659         } },
 660         { 2437, {
 661                 { 3, 21514, 3, 19362, },
 662                 { 3, 21602, 3, 19442, },
 663                 { 3, 21426, 3, 19283, },
 664         } },
 665         { 2442, {
 666                 { 3, 21470, 3, 19323, },
 667                 { 3, 21558, 3, 19402, },
 668                 { 3, 21382, 3, 19244, },
 669         } },
 670         { 2447, {
 671                 { 3, 21426, 3, 19283, },
 672                 { 3, 21514, 3, 19362, },
 673                 { 3, 21339, 3, 19205, },
 674         } },
 675         { 2452, {
 676                 { 3, 21382, 3, 19244, },
 677                 { 3, 21470, 3, 19323, },
 678                 { 3, 21295, 3, 19166, },
 679         } },
 680         { 2457, {
 681                 { 3, 21339, 3, 19205, },
 682                 { 3, 21426, 3, 19283, },
 683                 { 3, 21252, 3, 19127, },
 684         } },
 685         { 2462, {
 686                 { 3, 21295, 3, 19166, },
 687                 { 3, 21382, 3, 19244, },
 688                 { 3, 21209, 3, 19088, },
 689         } },
 690         { 2467, {
 691                 { 3, 21252, 3, 19127, },
 692                 { 3, 21339, 3, 19205, },
 693                 { 3, 21166, 3, 19050, },
 694         } },
 695         { 2472, {
 696                 { 3, 21209, 3, 19088, },
 697                 { 3, 21295, 3, 19166, },
 698                 { 3, 21124, 3, 19011, },
 699         } },
 700         { 2484, {
 701                 { 3, 21107, 3, 18996, },
 702                 { 3, 21192, 3, 19073, },
 703                 { 3, 21022, 3, 18920, },
 704         } },
 705         { 4920, {
 706                 { 4, 21313, 4, 19181, },
 707                 { 4, 21356, 4, 19220, },
 708                 { 4, 21269, 4, 19142, },
 709         } },
 710         { 4940, {
 711                 { 4, 21226, 4, 19104, },
 712                 { 4, 21269, 4, 19142, },
 713                 { 4, 21183, 4, 19065, },
 714         } },
 715         { 4960, {
 716                 { 4, 21141, 4, 19027, },
 717                 { 4, 21183, 4, 19065, },
 718                 { 4, 21098, 4, 18988, },
 719         } },
 720         { 4980, {
 721                 { 4, 21056, 4, 18950, },
 722                 { 4, 21098, 4, 18988, },
 723                 { 4, 21014, 4, 18912, },
 724         } },
 725         { 5040, {
 726                 { 4, 20805, 4, 18725, },
 727                 { 4, 20846, 4, 18762, },
 728                 { 4, 20764, 4, 18687, },
 729         } },
 730         { 5060, {
 731                 { 4, 20723, 4, 18651, },
 732                 { 4, 20764, 4, 18687, },
 733                 { 4, 20682, 4, 18614, },
 734         } },
 735         { 5080, {
 736                 { 4, 20641, 4, 18577, },
 737                 { 4, 20682, 4, 18614, },
 738                 { 4, 20601, 4, 18541, },
 739         } },
 740         { 5180, {
 741                 { 4, 20243, 4, 18219, },
 742                 { 4, 20282, 4, 18254, },
 743                 { 4, 20204, 4, 18183, },
 744         } },
 745         { 5200, {
 746                 { 4, 20165, 4, 18148, },
 747                 { 4, 20204, 4, 18183, },
 748                 { 4, 20126, 4, 18114, },
 749         } },
 750         { 5220, {
 751                 { 4, 20088, 4, 18079, },
 752                 { 4, 20126, 4, 18114, },
 753                 { 4, 20049, 4, 18044, },
 754         } },
 755         { 5240, {
 756                 { 4, 20011, 4, 18010, },
 757                 { 4, 20049, 4, 18044, },
 758                 { 4, 19973, 4, 17976, },
 759         } },
 760         { 5260, {
 761                 { 4, 19935, 4, 17941, },
 762                 { 4, 19973, 4, 17976, },
 763                 { 4, 19897, 4, 17907, },
 764         } },
 765         { 5280, {
 766                 { 4, 19859, 4, 17873, },
 767                 { 4, 19897, 4, 17907, },
 768                 { 4, 19822, 4, 17840, },
 769         } },
 770         { 5300, {
 771                 { 4, 19784, 4, 17806, },
 772                 { 4, 19822, 4, 17840, },
 773                 { 4, 19747, 4, 17772, },
 774         } },
 775         { 5320, {
 776                 { 4, 19710, 4, 17739, },
 777                 { 4, 19747, 4, 17772, },
 778                 { 4, 19673, 4, 17706, },
 779         } },
 780         { 5500, {
 781                 { 4, 19065, 4, 17159, },
 782                 { 4, 19100, 4, 17190, },
 783                 { 4, 19030, 4, 17127, },
 784         } },
 785         { 5520, {
 786                 { 4, 18996, 4, 17096, },
 787                 { 4, 19030, 4, 17127, },
 788                 { 4, 18962, 4, 17065, },
 789         } },
 790         { 5540, {
 791                 { 4, 18927, 4, 17035, },
 792                 { 4, 18962, 4, 17065, },
 793                 { 4, 18893, 4, 17004, },
 794         } },
 795         { 5560, {
 796                 { 4, 18859, 4, 16973, },
 797                 { 4, 18893, 4, 17004, },
 798                 { 4, 18825, 4, 16943, },
 799         } },
 800         { 5580, {
 801                 { 4, 18792, 4, 16913, },
 802                 { 4, 18825, 4, 16943, },
 803                 { 4, 18758, 4, 16882, },
 804         } },
 805         { 5600, {
 806                 { 4, 18725, 4, 16852, },
 807                 { 4, 18758, 4, 16882, },
 808                 { 4, 18691, 4, 16822, },
 809         } },
 810         { 5620, {
 811                 { 4, 18658, 4, 16792, },
 812                 { 4, 18691, 4, 16822, },
 813                 { 4, 18625, 4, 16762, },
 814         } },
 815         { 5640, {
 816                 { 4, 18592, 4, 16733, },
 817                 { 4, 18625, 4, 16762, },
 818                 { 4, 18559, 4, 16703, },
 819         } },
 820         { 5660, {
 821                 { 4, 18526, 4, 16673, },
 822                 { 4, 18559, 4, 16703, },
 823                 { 4, 18493, 4, 16644, },
 824         } },
 825         { 5680, {
 826                 { 4, 18461, 4, 16615, },
 827                 { 4, 18493, 4, 16644, },
 828                 { 4, 18428, 4, 16586, },
 829         } },
 830         { 5700, {
 831                 { 4, 18396, 4, 16556, },
 832                 { 4, 18428, 4, 16586, },
 833                 { 4, 18364, 4, 16527, },
 834         } },
 835         { 5745, {
 836                 { 4, 18252, 4, 16427, },
 837                 { 4, 18284, 4, 16455, },
 838                 { 4, 18220, 4, 16398, },
 839         } },
 840         { 5765, {
 841                 { 4, 18189, 5, 32740, },
 842                 { 4, 18220, 4, 16398, },
 843                 { 4, 18157, 5, 32683, },
 844         } },
 845         { 5785, {
 846                 { 4, 18126, 5, 32626, },
 847                 { 4, 18157, 5, 32683, },
 848                 { 4, 18094, 5, 32570, },
 849         } },
 850         { 5805, {
 851                 { 4, 18063, 5, 32514, },
 852                 { 4, 18094, 5, 32570, },
 853                 { 4, 18032, 5, 32458, },
 854         } },
 855         { 5825, {
 856                 { 4, 18001, 5, 32402, },
 857                 { 4, 18032, 5, 32458, },
 858                 { 4, 17970, 5, 32347, },
 859         } },
 860         { 5170, {
 861                 { 4, 20282, 4, 18254, },
 862                 { 4, 20321, 4, 18289, },
 863                 { 4, 20243, 4, 18219, },
 864         } },
 865         { 5190, {
 866                 { 4, 20204, 4, 18183, },
 867                 { 4, 20243, 4, 18219, },
 868                 { 4, 20165, 4, 18148, },
 869         } },
 870         { 5210, {
 871                 { 4, 20126, 4, 18114, },
 872                 { 4, 20165, 4, 18148, },
 873                 { 4, 20088, 4, 18079, },
 874         } },
 875         { 5230, {
 876                 { 4, 20049, 4, 18044, },
 877                 { 4, 20088, 4, 18079, },
 878                 { 4, 20011, 4, 18010, },
 879         } },
 880 };
 881
 882 static const struct ar9170_phy_freq_params *
 883 ar9170_get_hw_dyn_params(struct ieee80211_channel *channel,
 884                          enum ar9170_bw bw)
 885 {
 886         unsigned int chanidx = 0;
 887         u16 freq = 2412;
 888
 889         if (channel) {
 890                 chanidx = channel->hw_value;
 891                 freq = channel->center_freq;
 892         }
 893
 894         BUG_ON(chanidx >= ARRAY_SIZE(ar9170_phy_freq_params));
 895
 896         BUILD_BUG_ON(__AR9170_NUM_BW != 3);
 897
 898         WARN_ON(ar9170_phy_freq_params[chanidx].freq != freq);
 899
 900         return &ar9170_phy_freq_params[chanidx].params[bw];
 901 }
 902
 903
 904 int ar9170_init_rf(struct ar9170 *ar)
 905 {
 906         const struct ar9170_phy_freq_params *freqpar;
 907         __le32 cmd[7];
 908         int err;
 909
 910         err = ar9170_init_rf_banks_0_7(ar, false);
 911         if (err)
 912                 return err;
 913
 914         err = ar9170_init_rf_bank4_pwr(ar, false, 2412, AR9170_BW_20);
 915         if (err)
 916                 return err;
 917
 918         freqpar = ar9170_get_hw_dyn_params(NULL, AR9170_BW_20);
 919
 920         cmd[0] = cpu_to_le32(2412 * 1000);
 921         cmd[1] = cpu_to_le32(0);
 922         cmd[2] = cpu_to_le32(1);
 923         cmd[3] = cpu_to_le32(freqpar->coeff_exp);
 924         cmd[4] = cpu_to_le32(freqpar->coeff_man);
 925         cmd[5] = cpu_to_le32(freqpar->coeff_exp_shgi);
 926         cmd[6] = cpu_to_le32(freqpar->coeff_man_shgi);
 927
 928         /* RF_INIT echoes the command back to us */
 929         err = ar->exec_cmd(ar, AR9170_CMD_RF_INIT,
 930                            sizeof(cmd), (u8 *)cmd,
 931                            sizeof(cmd), (u8 *)cmd);
 932         if (err)
 933                 return err;
 934
 935         msleep(1000);
 936
 937         return ar9170_echo_test(ar, 0xaabbccdd);
 938 }
 939
 940 static int ar9170_find_freq_idx(int nfreqs, u8 *freqs, u8 f)
 941 {
 942         int idx = nfreqs - 2;
 943
 944         while (idx >= 0) {
 945                 if (f >= freqs[idx])
 946                         return idx;
 947                 idx--;
 948         }
 949
 950         return 0;
 951 }
 952
 953 static s32 ar9170_interpolate_s32(s32 x, s32 x1, s32 y1, s32 x2, s32 y2)
 954 {
 955         /* nothing to interpolate, it's horizontal */
 956         if (y2 == y1)
 957                 return y1;
 958
 959         /* check if we hit one of the edges */
 960         if (x == x1)
 961                 return y1;
 962         if (x == x2)
 963                 return y2;
 964
 965         /* x1 == x2 is bad, hopefully == x */
 966         if (x2 == x1)
 967                 return y1;
 968
 969         return y1 + (((y2 - y1) * (x - x1)) / (x2 - x1));
 970 }
 971
 972 static u8 ar9170_interpolate_u8(u8 x, u8 x1, u8 y1, u8 x2, u8 y2)
 973 {
 974 #define SHIFT           8
 975         s32 y;
 976
 977         y = ar9170_interpolate_s32(x << SHIFT,
 978                                    x1 << SHIFT, y1 << SHIFT,
 979                                    x2 << SHIFT, y2 << SHIFT);
 980
 981         /*
 982          * XXX: unwrap this expression
 983          *      Isn't it just DIV_ROUND_UP(y, 1<<SHIFT)?
 984          *      Can we rely on the compiler to optimise away the div?
 985          */
 986         return (y >> SHIFT) + ((y & (1<<(SHIFT-1))) >> (SHIFT - 1));
 987 #undef SHIFT
 988 }
 989
 990 static int ar9170_set_power_cal(struct ar9170 *ar, u32 freq, enum ar9170_bw bw)
 991 {
 992         struct ar9170_calibration_target_power_legacy *ctpl;
 993         struct ar9170_calibration_target_power_ht *ctph;
 994         u8 *ctpres;
 995         int ntargets;
 996         int idx, i, n;
 997         u8 ackpower, ackchains, f;
 998         u8 pwr_freqs[AR5416_MAX_NUM_TGT_PWRS];
 999
1000         if (freq < 3000)
1001                 f = freq - 2300;
1002         else
1003                 f = (freq - 4800)/5;
1004
1005         /*
1006          * cycle through the various modes
1007          *
1008          * legacy modes first: 5G, 2G CCK, 2G OFDM
1009          */
1010         for (i = 0; i < 3; i++) {
1011                 switch (i) {
1012                 case 0: /* 5 GHz legacy */
1013                         ctpl = &ar->eeprom.cal_tgt_pwr_5G[0];
1014                         ntargets = AR5416_NUM_5G_TARGET_PWRS;
1015                         ctpres = ar->power_5G_leg;
1016                         break;
1017                 case 1: /* 2.4 GHz CCK */
1018                         ctpl = &ar->eeprom.cal_tgt_pwr_2G_cck[0];
1019                         ntargets = AR5416_NUM_2G_CCK_TARGET_PWRS;
1020                         ctpres = ar->power_2G_cck;
1021                         break;
1022                 case 2: /* 2.4 GHz OFDM */
1023                         ctpl = &ar->eeprom.cal_tgt_pwr_2G_ofdm[0];
1024                         ntargets = AR5416_NUM_2G_OFDM_TARGET_PWRS;
1025                         ctpres = ar->power_2G_ofdm;
1026                         break;
1027                 default:
1028                         BUG();
1029                 }
1030
1031                 for (n = 0; n < ntargets; n++) {
1032                         if (ctpl[n].freq == 0xff)
1033                                 break;
1034                         pwr_freqs[n] = ctpl[n].freq;
1035                 }
1036                 ntargets = n;
1037                 idx = ar9170_find_freq_idx(ntargets, pwr_freqs, f);
1038                 for (n = 0; n < 4; n++)
1039                         ctpres[n] = ar9170_interpolate_u8(
1040                                         f,
1041                                         ctpl[idx + 0].freq,
1042                                         ctpl[idx + 0].power[n],
1043                                         ctpl[idx + 1].freq,
1044                                         ctpl[idx + 1].power[n]);
1045         }
1046
1047         /*
1048          * HT modes now: 5G HT20, 5G HT40, 2G CCK, 2G OFDM, 2G HT20, 2G HT40
1049          */
1050         for (i = 0; i < 4; i++) {
1051                 switch (i) {
1052                 case 0: /* 5 GHz HT 20 */
1053                         ctph = &ar->eeprom.cal_tgt_pwr_5G_ht20[0];
1054                         ntargets = AR5416_NUM_5G_TARGET_PWRS;
1055                         ctpres = ar->power_5G_ht20;
1056                         break;
1057                 case 1: /* 5 GHz HT 40 */
1058                         ctph = &ar->eeprom.cal_tgt_pwr_5G_ht40[0];
1059                         ntargets = AR5416_NUM_5G_TARGET_PWRS;
1060                         ctpres = ar->power_5G_ht40;
1061                         break;
1062                 case 2: /* 2.4 GHz HT 20 */
1063                         ctph = &ar->eeprom.cal_tgt_pwr_2G_ht20[0];
1064                         ntargets = AR5416_NUM_2G_OFDM_TARGET_PWRS;
1065                         ctpres = ar->power_2G_ht20;
1066                         break;
1067                 case 3: /* 2.4 GHz HT 40 */
1068                         ctph = &ar->eeprom.cal_tgt_pwr_2G_ht40[0];
1069                         ntargets = AR5416_NUM_2G_OFDM_TARGET_PWRS;
1070                         ctpres = ar->power_2G_ht40;
1071                         break;
1072                 default:
1073                         BUG();
1074                 }
1075
1076                 for (n = 0; n < ntargets; n++) {
1077                         if (ctph[n].freq == 0xff)
1078                                 break;
1079                         pwr_freqs[n] = ctph[n].freq;
1080                 }
1081                 ntargets = n;
1082                 idx = ar9170_find_freq_idx(ntargets, pwr_freqs, f);
1083                 for (n = 0; n < 8; n++)
1084                         ctpres[n] = ar9170_interpolate_u8(
1085                                         f,
1086                                         ctph[idx + 0].freq,
1087                                         ctph[idx + 0].power[n],
1088                                         ctph[idx + 1].freq,
1089                                         ctph[idx + 1].power[n]);
1090         }
1091
1092         /* set ACK/CTS TX power */
1093         ar9170_regwrite_begin(ar);
1094
1095         if (ar->eeprom.tx_mask != 1)
1096                 ackchains = AR9170_TX_PHY_TXCHAIN_2;
1097         else
1098                 ackchains = AR9170_TX_PHY_TXCHAIN_1;
1099
1100         if (freq < 3000)
1101                 ackpower = ar->power_2G_ofdm[0] & 0x3f;
1102         else
1103                 ackpower = ar->power_5G_leg[0] & 0x3f;
1104
1105         ar9170_regwrite(0x1c3694, ackpower << 20 | ackchains << 26);
1106         ar9170_regwrite(0x1c3bb4, ackpower << 5 | ackchains << 11 |
1107                                   ackpower << 21 | ackchains << 27);
1108
1109         ar9170_regwrite_finish();
1110         return ar9170_regwrite_result();
1111 }
1112
1113 static int ar9170_calc_noise_dbm(u32 raw_noise)
1114 {
1115         if (raw_noise & 0x100)
1116                 return ~((raw_noise & 0x0ff) >> 1);
1117         else
1118                 return (raw_noise & 0xff) >> 1;
1119 }
1120
1121 int ar9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel,
1122                        enum ar9170_rf_init_mode rfi, enum ar9170_bw bw)
1123 {
1124         const struct ar9170_phy_freq_params *freqpar;
1125         u32 cmd, tmp, offs;
1126         __le32 vals[8];
1127         int i, err;
1128         bool bandswitch;
1129
1130         /* clear BB heavy clip enable */
1131         err = ar9170_write_reg(ar, 0x1c59e0, 0x200);
1132         if (err)
1133                 return err;
1134
1135         /* may be NULL at first setup */
1136         if (ar->channel)
1137                 bandswitch = ar->channel->band != channel->band;
1138         else
1139                 bandswitch = true;
1140
1141         /* HW workaround */
1142         if (!ar->hw->wiphy->bands[IEEE80211_BAND_5GHZ] &&
1143             channel->center_freq <= 2417)
1144                 bandswitch = true;
1145
1146         err = ar->exec_cmd(ar, AR9170_CMD_FREQ_START, 0, NULL, 0, NULL);
1147         if (err)
1148                 return err;
1149
1150         if (rfi != AR9170_RFI_NONE || bandswitch) {
1151                 u32 val = 0x400;
1152
1153                 if (rfi == AR9170_RFI_COLD)
1154                         val = 0x800;
1155
1156                 /* warm/cold reset BB/ADDA */
1157                 err = ar9170_write_reg(ar, 0x1d4004, val);
1158                 if (err)
1159                         return err;
1160
1161                 err = ar9170_write_reg(ar, 0x1d4004, 0x0);
1162                 if (err)
1163                         return err;
1164
1165                 err = ar9170_init_phy(ar, channel->band);
1166                 if (err)
1167                         return err;
1168
1169                 err = ar9170_init_rf_banks_0_7(ar,
1170                         channel->band == IEEE80211_BAND_5GHZ);
1171                 if (err)
1172                         return err;
1173
1174                 cmd = AR9170_CMD_RF_INIT;
1175         } else {
1176                 cmd = AR9170_CMD_FREQUENCY;
1177         }
1178
1179         err = ar9170_init_rf_bank4_pwr(ar,
1180                 channel->band == IEEE80211_BAND_5GHZ,
1181                 channel->center_freq, bw);
1182         if (err)
1183                 return err;
1184
1185         switch (bw) {
1186         case AR9170_BW_20:
1187                 tmp = 0x240;
1188                 offs = 0;
1189                 break;
1190         case AR9170_BW_40_BELOW:
1191                 tmp = 0x2c4;
1192                 offs = 3;
1193                 break;
1194         case AR9170_BW_40_ABOVE:
1195                 tmp = 0x2d4;
1196                 offs = 1;
1197                 break;
1198         default:
1199                 BUG();
1200                 return -ENOSYS;
1201         }
1202
1203         if (0 /* 2 streams capable */)
1204                 tmp |= 0x100;
1205
1206         err = ar9170_write_reg(ar, 0x1c5804, tmp);
1207         if (err)
1208                 return err;
1209
1210         err = ar9170_set_power_cal(ar, channel->center_freq, bw);
1211         if (err)
1212                 return err;
1213
1214         freqpar = ar9170_get_hw_dyn_params(channel, bw);
1215
1216         vals[0] = cpu_to_le32(channel->center_freq * 1000);
1217         vals[1] = cpu_to_le32(bw == AR9170_BW_20 ? 0 : 1);
1218         vals[2] = cpu_to_le32(offs << 2 | 1);
1219         vals[3] = cpu_to_le32(freqpar->coeff_exp);
1220         vals[4] = cpu_to_le32(freqpar->coeff_man);
1221         vals[5] = cpu_to_le32(freqpar->coeff_exp_shgi);
1222         vals[6] = cpu_to_le32(freqpar->coeff_man_shgi);
1223         vals[7] = cpu_to_le32(1000);
1224
1225         err = ar->exec_cmd(ar, cmd, sizeof(vals), (u8 *)vals,
1226                            sizeof(vals), (u8 *)vals);
1227         if (err)
1228                 return err;
1229
1230         for (i = 0; i < 2; i++) {
1231                 ar->noise[i] = ar9170_calc_noise_dbm(
1232                                 (le32_to_cpu(vals[2 + i]) >> 19) & 0x1ff);
1233
1234                 ar->noise[i + 2] = ar9170_calc_noise_dbm(
1235                                     (le32_to_cpu(vals[5 + i]) >> 23) & 0x1ff);
1236         }
1237
1238         ar->channel = channel;
1239         return 0;
1240 }