1 // SPDX-License-Identifier: GPL-2.0
2 /******************************************************************************
3 *
4 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
5 *
6 ******************************************************************************/
7
8 #include <drv_types.h>
9 #include <linux/kernel.h>
10
11 static const u32 ch_freq_map[] = {
12 2412,
13 2417,
14 2422,
15 2427,
16 2432,
17 2437,
18 2442,
19 2447,
20 2452,
21 2457,
22 2462,
23 2467,
24 2472,
25 2484
26 };
27
rtw_ch2freq(u32 channel)28 u32 rtw_ch2freq(u32 channel)
29 {
30 if (channel == 0 || channel > ARRAY_SIZE(ch_freq_map))
31 return 2412;
32
33 return ch_freq_map[channel - 1];
34 }
35