drivers/staging/rtl8723bs/core/rtw_rf.c


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// SPDX-License-Identifier: GPL-2.0
/******************************************************************************
 *
 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
 *
 ******************************************************************************/

#include <drv_types.h>
#include <linux/kernel.h>

static const u32 ch_freq_map[] = {
	2412,
	2417,
	2422,
	2427,
	2432,
	2437,
	2442,
	2447,
	2452,
	2457,
	2462,
	2467,
	2472,
	2484
};

u32 rtw_ch2freq(u32 channel)
{
	if (channel == 0 || channel > ARRAY_SIZE(ch_freq_map))
		return 2412;

	return ch_freq_map[channel - 1];
}