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cfg80211: Adjust 6ghz frequencies per channelization

Message ID 1592601028-20319-1-git-send-email-asinghal@codeaurora.org
State New
Headers show
Series cfg80211: Adjust 6ghz frequencies per channelization | expand

Commit Message

Amar Singhal June 19, 2020, 9:10 p.m. UTC 
Per 11ax draft 6.1, 6ghz frequencies need adjustment. Also orphan
channel of frequency 5935 MHz has been added. Modify utilities
accordingly.

Change-Id: I3a10fbef7ece7b86f44ac9bd09556f9d89d1844c
Signed-off-by: Amar Singhal <asinghal@codeaurora.org>
---
 net/wireless/util.c | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)
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Patch

diff --git a/net/wireless/util.c b/net/wireless/util.c
index df75e58..f64af43 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -92,9 +92,11 @@  u32 ieee80211_channel_to_freq_khz(int chan, enum nl80211_band band)
 			return MHZ_TO_KHZ(5000 + chan * 5);
 		break;
 	case NL80211_BAND_6GHZ:
-		/* see 802.11ax D4.1 27.3.22.2 */
-		if (chan <= 253)
-			return 5940 + chan * 5;
+		/* see 802.11ax D6.1 27.3.23.2 */
+		if (chan == 2)
+			return 5925 + chan * 5;
+		if (chan <= 233)
+			return 5950 + chan * 5;
 		break;
 	case NL80211_BAND_60GHZ:
 		if (chan < 7)
@@ -119,11 +121,13 @@  int ieee80211_freq_khz_to_channel(u32 freq)
 		return (freq - 2407) / 5;
 	else if (freq >= 4910 && freq <= 4980)
 		return (freq - 4000) / 5;
-	else if (freq < 5945)
+	else if (freq < 5925)
 		return (freq - 5000) / 5;
+	else if (freq == 5935)
+		return (freq - 5925) / 5;
 	else if (freq <= 45000) /* DMG band lower limit */
-		/* see 802.11ax D4.1 27.3.22.2 */
-		return (freq - 5940) / 5;
+		/* see 802.11ax D6.1 27.3.23.2 */
+		return (freq - 5950) / 5;
 	else if (freq >= 58320 && freq <= 70200)
 		return (freq - 56160) / 2160;
 	else