mirror of
https://github.com/gnab/rtl8812au
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92 lines
2.3 KiB
C
92 lines
2.3 KiB
C
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/******************************************************************************
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*
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* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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*
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*
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******************************************************************************/
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#define _RTW_RF_C_
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#include <drv_types.h>
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struct ch_freq {
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u32 channel;
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u32 frequency;
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};
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struct ch_freq ch_freq_map[] = {
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{1, 2412},{2, 2417},{3, 2422},{4, 2427},{5, 2432},
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{6, 2437},{7, 2442},{8, 2447},{9, 2452},{10, 2457},
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{11, 2462},{12, 2467},{13, 2472},{14, 2484},
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/* UNII */
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{36, 5180},{40, 5200},{44, 5220},{48, 5240},{52, 5260},
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{56, 5280},{60, 5300},{64, 5320},{149, 5745},{153, 5765},
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{157, 5785},{161, 5805},{165, 5825},{167, 5835},{169, 5845},
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{171, 5855},{173, 5865},
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/* HiperLAN2 */
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{100, 5500},{104, 5520},{108, 5540},{112, 5560},{116, 5580},
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{120, 5600},{124, 5620},{128, 5640},{132, 5660},{136, 5680},
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{140, 5700},
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/* Japan MMAC */
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{34, 5170},{38, 5190},{42, 5210},{46, 5230},
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/* Japan */
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{184, 4920},{188, 4940},{192, 4960},{196, 4980},
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{208, 5040},/* Japan, means J08 */
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{212, 5060},/* Japan, means J12 */
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{216, 5080},/* Japan, means J16 */
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};
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int ch_freq_map_num = (sizeof(ch_freq_map) / sizeof(struct ch_freq));
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u32 rtw_ch2freq(u32 channel)
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{
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u8 i;
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u32 freq = 0;
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for (i = 0; i < ch_freq_map_num; i++)
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{
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if (channel == ch_freq_map[i].channel)
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{
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freq = ch_freq_map[i].frequency;
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break;
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}
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}
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if (i == ch_freq_map_num)
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freq = 2412;
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return freq;
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}
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u32 rtw_freq2ch(u32 freq)
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{
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u8 i;
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u32 ch = 0;
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for (i = 0; i < ch_freq_map_num; i++)
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{
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if (freq == ch_freq_map[i].frequency)
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{
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ch = ch_freq_map[i].channel;
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break;
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}
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}
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if (i == ch_freq_map_num)
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ch = 1;
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return ch;
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}
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