Larry Finger | 1cc18a2 | 2013-08-21 22:33:47 -0500 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of version 2 of the GNU General Public License as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 12 | * more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License along with |
| 15 | * this program; if not, write to the Free Software Foundation, Inc., |
| 16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| 17 | * |
| 18 | * |
| 19 | ******************************************************************************/ |
| 20 | #define _RTW_RF_C_ |
| 21 | |
| 22 | #include <osdep_service.h> |
| 23 | #include <drv_types.h> |
| 24 | #include <recv_osdep.h> |
| 25 | #include <xmit_osdep.h> |
| 26 | |
| 27 | |
| 28 | struct ch_freq { |
| 29 | u32 channel; |
| 30 | u32 frequency; |
| 31 | }; |
| 32 | |
| 33 | static struct ch_freq ch_freq_map[] = { |
| 34 | {1, 2412}, {2, 2417}, {3, 2422}, {4, 2427}, {5, 2432}, |
| 35 | {6, 2437}, {7, 2442}, {8, 2447}, {9, 2452}, {10, 2457}, |
| 36 | {11, 2462}, {12, 2467}, {13, 2472}, {14, 2484}, |
| 37 | /* UNII */ |
| 38 | {36, 5180}, {40, 5200}, {44, 5220}, {48, 5240}, {52, 5260}, |
| 39 | {56, 5280}, {60, 5300}, {64, 5320}, {149, 5745}, {153, 5765}, |
| 40 | {157, 5785}, {161, 5805}, {165, 5825}, {167, 5835}, {169, 5845}, |
| 41 | {171, 5855}, {173, 5865}, |
| 42 | /* HiperLAN2 */ |
| 43 | {100, 5500}, {104, 5520}, {108, 5540}, {112, 5560}, {116, 5580}, |
| 44 | {120, 5600}, {124, 5620}, {128, 5640}, {132, 5660}, {136, 5680}, |
| 45 | {140, 5700}, |
| 46 | /* Japan MMAC */ |
| 47 | {34, 5170}, {38, 5190}, {42, 5210}, {46, 5230}, |
| 48 | /* Japan */ |
| 49 | {184, 4920}, {188, 4940}, {192, 4960}, {196, 4980}, |
| 50 | {208, 5040},/* Japan, means J08 */ |
| 51 | {212, 5060},/* Japan, means J12 */ |
| 52 | {216, 5080},/* Japan, means J16 */ |
| 53 | }; |
| 54 | |
| 55 | static int ch_freq_map_num = (sizeof(ch_freq_map) / sizeof(struct ch_freq)); |
| 56 | |
| 57 | u32 rtw_ch2freq(u32 channel) |
| 58 | { |
| 59 | u8 i; |
| 60 | u32 freq = 0; |
| 61 | |
| 62 | for (i = 0; i < ch_freq_map_num; i++) { |
| 63 | if (channel == ch_freq_map[i].channel) { |
| 64 | freq = ch_freq_map[i].frequency; |
| 65 | break; |
| 66 | } |
| 67 | } |
| 68 | if (i == ch_freq_map_num) |
| 69 | freq = 2412; |
| 70 | |
| 71 | return freq; |
| 72 | } |
| 73 | |
| 74 | u32 rtw_freq2ch(u32 freq) |
| 75 | { |
| 76 | u8 i; |
| 77 | u32 ch = 0; |
| 78 | |
| 79 | for (i = 0; i < ch_freq_map_num; i++) { |
| 80 | if (freq == ch_freq_map[i].frequency) { |
| 81 | ch = ch_freq_map[i].channel; |
| 82 | break; |
| 83 | } |
| 84 | } |
| 85 | if (i == ch_freq_map_num) |
| 86 | ch = 1; |
| 87 | |
| 88 | return ch; |
| 89 | } |