62  * [<band> 'g'] <channel> ['/'<bandwidth> [<primary-sideband>]['/'<1st80channel>'-'<2nd80channel>]]
65  *      (optional) 2, 3, 4, 5 for 2.4GHz, 3GHz, 4GHz, and 5GHz respectively.
73  *      (only for 2.4GHz band 40MHz) U for upper sideband primary, L for lower.
75  *      For 2.4GHz band 40MHz channels, the same primary channel may be the
80  *      For 40MHz in the 5GHz band and all channel bandwidths greater than
85  * <1st80Channel>:
91  * of 2.4GHz if channel number <= 14, and 5GHz otherwise.
97  *	primary channel of 40MHz, channel <= 14 is 2GHz, otherwise 5GHz
101  * 5 GHz Examples:
115  * 2 GHz Examples:
145 /* 40MHz channels in 5GHz band */
151 /* 80MHz channels in 5GHz band */
157 /* 160MHz channels in 5GHz band */
163 /* opclass and channel information for US. Table E-1 */
240  * return -1 on error
250 		return -1;  in channel_to_sb()
258 		return -1;  in channel_to_sb()
272  * return -1 on error
283 	return -1;  in channel_80mhz_to_id()
380 	return 1;  in read_uint()
561 		int sb = -1;  in wf_chspec_aton_ex()
609 		/* is the primary channel contained in the 1st 80MHz channel? */  in wf_chspec_aton_ex()
716 			if (chspec_ch >= 1 && chspec_ch <= 14)  in wf_chspec_valid()
923 	int sb = -1;  in wf_channel2chspec()
1011  * If the given base frequency is zero, a base frequency of 5 GHz is assumed for
1012  * frequencies from 5 - 6 GHz, and 2.407 GHz is assumed for 2.4 - 2.5 GHz.
1017  * 2.4 GHz and 5 GHz bands.
1019  * The returned channel will be in the range [1, 14] in the 2.4 GHz band
1021  * -1 is returned if the start_factor is WF_CHAN_FACTOR_2_4_G and the
1022  * frequency is not a 2.4 GHz channel, or if the frequency is not and even
1023  * multiple of 5 MHz from the base frequency to the base plus 1 GHz.
1030 	int ch = -1;  in wf_mhz2channel()
1047 	/* check that the frequency is in 1GHz range of the base */  in wf_mhz2channel()
1049 		return -1;  in wf_mhz2channel()
1056 		return -1;  in wf_mhz2channel()
1059 	if (start_factor == WF_CHAN_FACTOR_2_4_G && (ch < 1 || ch > 13))  in wf_mhz2channel()
1060 		return -1;  in wf_mhz2channel()
1069  * The valid channel range is [1, 14] in the 2.4 GHz band and [0, 200] otherwise.
1072  * are defined for 2.4 GHz, 4 GHz, and 5 GHz bands.
1073  * The channel range of [1, 14] is only checked for a start_factor of
1077  * -1 is returned for an out of range channel.
1086 	if ((start_factor == WF_CHAN_FACTOR_2_4_G && (ch < 1 || ch > 14)) ||  in wf_channel2mhz()
1088 		freq = -1;  in wf_channel2mhz()
1164 	if (chan0_id == -1 || chan1_id == -1)  in wf_chspec_get8080_chspec()
1167 	/* does the primary channel fit with the 1st 80MHz channel ? */  in wf_chspec_get8080_chspec()
1170 		/* yes, so chan0 is frequency segment 0, and chan1 is seg 1 */  in wf_chspec_get8080_chspec()
1180 		/* swapped, so chan1 is frequency segment 0, and chan0 is seg 1 */  in wf_chspec_get8080_chspec()
1341  * For 160MHz or 80P80 chanspec, set ch[0]/ch[1] to be the low/high 80 Mhz channels
1343  * For 20/40/80MHz chanspec, set ch[0] to be the center freq, and chan[1]=-1
1351 		ch[1] = wf_chspec_get80Mhz_ch(CHSPEC_CHAN2(chspec));  in wf_chspec_get_80p80_channels()
1356 		ch[1] = center_chan + CH_40MHZ_APART;  in wf_chspec_get_80p80_channels()
1361 		ch[1] = 0xFFu;  in wf_chspec_get_80p80_channels()
1391 			lookupindex = 1;  in wf_channel_create_chspec_frm_opclass()
1422 		opclass_info = opclass_data[lookupindex-1];  in wf_channel_create_chspec_frm_opclass()
1459 	(pext)[1] = pri_ch + (uint8)(IS_CTL_IN_L20(t) ? CH_20MHZ_APART : -CH_20MHZ_APART);  in wf_get_all_ext()