diff options
Diffstat (limited to 'drivers/net/wireless/rtl8192ce/core/rtw_rf.c')
-rwxr-xr-x | drivers/net/wireless/rtl8192ce/core/rtw_rf.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/drivers/net/wireless/rtl8192ce/core/rtw_rf.c b/drivers/net/wireless/rtl8192ce/core/rtw_rf.c new file mode 100755 index 000000000000..7ae86351b9f0 --- /dev/null +++ b/drivers/net/wireless/rtl8192ce/core/rtw_rf.c @@ -0,0 +1,95 @@ +/****************************************************************************** + * + * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA + * + * + ******************************************************************************/ +#define _RTW_RF_C_ + +#include <drv_conf.h> +#include <osdep_service.h> +#include <drv_types.h> +#include <recv_osdep.h> +#include <xmit_osdep.h> + + +struct ch_freq { + u32 channel; + u32 frequency; +}; + +struct ch_freq ch_freq_map[] = { + {1, 2412},{2, 2417},{3, 2422},{4, 2427},{5, 2432}, + {6, 2437},{7, 2442},{8, 2447},{9, 2452},{10, 2457}, + {11, 2462},{12, 2467},{13, 2472},{14, 2484}, + /* UNII */ + {36, 5180},{40, 5200},{44, 5220},{48, 5240},{52, 5260}, + {56, 5280},{60, 5300},{64, 5320},{149, 5745},{153, 5765}, + {157, 5785},{161, 5805},{165, 5825},{167, 5835},{169, 5845}, + {171, 5855},{173, 5865}, + /* HiperLAN2 */ + {100, 5500},{104, 5520},{108, 5540},{112, 5560},{116, 5580}, + {120, 5600},{124, 5620},{128, 5640},{132, 5660},{136, 5680}, + {140, 5700}, + /* Japan MMAC */ + {34, 5170},{38, 5190},{42, 5210},{46, 5230}, + /* Japan */ + {184, 4920},{188, 4940},{192, 4960},{196, 4980}, + {208, 5040},/* Japan, means J08 */ + {212, 5060},/* Japan, means J12 */ + {216, 5080},/* Japan, means J16 */ +}; + +int ch_freq_map_num = (sizeof(ch_freq_map) / sizeof(struct ch_freq)); + +u32 rtw_ch2freq(u32 channel) +{ + u8 i; + u32 freq = 0; + + for (i = 0; i < ch_freq_map_num; i++) + { + if (channel == ch_freq_map[i].channel) + { + freq = ch_freq_map[i].frequency; + break; + } + } + if (i == ch_freq_map_num) + freq = 2412; + + return freq; +} + +u32 rtw_freq2ch(u32 freq) +{ + u8 i; + u32 ch = 0; + + for (i = 0; i < ch_freq_map_num; i++) + { + if (freq == ch_freq_map[i].frequency) + { + ch = ch_freq_map[i].channel; + break; + } + } + if (i == ch_freq_map_num) + ch = 1; + + return ch; +} + |