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authorBitterblue Smith <rtl8821cerfe2@gmail.com>2025-02-18 01:29:52 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-05-29 11:02:42 +0200
commita4523765fa3a9f58012904c0329a8bb93ba20b0e (patch)
tree6c3fb52fa264e8653a7563814cefcfd81b8edf03
parentadcc65afaa97921d430a662229ae8e573a4a8dec (diff)
wifi: rtw88: Fix rtw_desc_to_mcsrate() to handle MCS16-31
[ Upstream commit 86d04f8f991a0509e318fe886d5a1cf795736c7d ] This function translates the rate number reported by the hardware into something mac80211 can understand. It was ignoring the 3SS and 4SS HT rates. Translate them too. Also set *nss to 0 for the HT rates, just to make sure it's initialised. Signed-off-by: Bitterblue Smith <rtl8821cerfe2@gmail.com> Acked-by: Ping-Ke Shih <pkshih@realtek.com> Signed-off-by: Ping-Ke Shih <pkshih@realtek.com> Link: https://patch.msgid.link/d0a5a86b-4869-47f6-a5a7-01c0f987cc7f@gmail.com Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/net/wireless/realtek/rtw88/util.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/util.c b/drivers/net/wireless/realtek/rtw88/util.c
index e222d3c01a77..66819f694405 100644
--- a/drivers/net/wireless/realtek/rtw88/util.c
+++ b/drivers/net/wireless/realtek/rtw88/util.c
@@ -101,7 +101,8 @@ void rtw_desc_to_mcsrate(u16 rate, u8 *mcs, u8 *nss)
*nss = 4;
*mcs = rate - DESC_RATEVHT4SS_MCS0;
} else if (rate >= DESC_RATEMCS0 &&
- rate <= DESC_RATEMCS15) {
+ rate <= DESC_RATEMCS31) {
+ *nss = 0;
*mcs = rate - DESC_RATEMCS0;
}
}