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wifi: cfg80211: remove ieee80211_s1g_channel_width

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With the introduction of proper S1G channel flags, this function is no
longer used. Remove it.

Signed-off-by: Lachlan Hodges <lachlan.hodges@morsemicro.com>
Link: https://patch.msgid.link/20250918051913.500781-4-lachlan.hodges@morsemicro.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Lachlan Hodges
2025-09-18 15:19:13 +10:00
committed by Johannes Berg
parent 31e7681da7
commit cbcd507f01
2 changed files with 0 additions and 37 deletions
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10
include/net/cfg80211.h
View File

@@ -6818,16 +6818,6 @@ ieee80211_channel_to_khz(const struct ieee80211_channel *chan)
return MHZ_TO_KHZ(chan->center_freq) + chan->freq_offset;
}
/**
* ieee80211_s1g_channel_width - get allowed channel width from @chan
*
* Only allowed for band NL80211_BAND_S1GHZ
* @chan: channel
* Return: The allowed channel width for this center_freq
*/
enum nl80211_chan_width
ieee80211_s1g_channel_width(const struct ieee80211_channel *chan);
/**
* ieee80211_channel_to_freq_khz - convert channel number to frequency
* @chan: channel number

27
net/wireless/util.c
View File

@@ -106,33 +106,6 @@ u32 ieee80211_channel_to_freq_khz(int chan, enum nl80211_band band)
}
EXPORT_SYMBOL(ieee80211_channel_to_freq_khz);
enum nl80211_chan_width
ieee80211_s1g_channel_width(const struct ieee80211_channel *chan)
{
if (WARN_ON(!chan || chan->band != NL80211_BAND_S1GHZ))
return NL80211_CHAN_WIDTH_20_NOHT;
/*S1G defines a single allowed channel width per channel.
* Extract that width here.
*/
if (chan->flags & IEEE80211_CHAN_1MHZ)
return NL80211_CHAN_WIDTH_1;
else if (chan->flags & IEEE80211_CHAN_2MHZ)
return NL80211_CHAN_WIDTH_2;
else if (chan->flags & IEEE80211_CHAN_4MHZ)
return NL80211_CHAN_WIDTH_4;
else if (chan->flags & IEEE80211_CHAN_8MHZ)
return NL80211_CHAN_WIDTH_8;
else if (chan->flags & IEEE80211_CHAN_16MHZ)
return NL80211_CHAN_WIDTH_16;
pr_err("unknown channel width for channel at %dKHz?\n",
ieee80211_channel_to_khz(chan));
return NL80211_CHAN_WIDTH_1;
}
EXPORT_SYMBOL(ieee80211_s1g_channel_width);
int ieee80211_freq_khz_to_channel(u32 freq)
{
/* TODO: just handle MHz for now */