From cbcd507f01deb983d5cad0a25b6495930ab59593 Mon Sep 17 00:00:00 2001 From: Lachlan Hodges Date: Thu, 18 Sep 2025 15:19:13 +1000 Subject: [PATCH] wifi: cfg80211: remove ieee80211_s1g_channel_width With the introduction of proper S1G channel flags, this function is no longer used. Remove it. Signed-off-by: Lachlan Hodges Link: https://patch.msgid.link/20250918051913.500781-4-lachlan.hodges@morsemicro.com Signed-off-by: Johannes Berg --- include/net/cfg80211.h | 10 ---------- net/wireless/util.c | 27 --------------------------- 2 files changed, 37 deletions(-) diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 2d612c760dd10..1c041ce7a03b4 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -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 diff --git a/net/wireless/util.c b/net/wireless/util.c index d12d49134c881..f26440d18ad3b 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -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 */ -- 2.47.3