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rtwn: calculate control rate for VHT rate frames

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If the passed in rate is a VHT rate, use rtwn_ctl_vhtrate() to
find a suitable rate for RTS/CTS.

Differential Revision:	 https://reviews.freebsd.org/D48295
Reviewed by:	bz, cy, emaste
This commit is contained in:
Adrian Chadd
2024-12-15 18:05:13 -08:00
parent 48b9d78a0a
commit 93411b39ff
1 changed files with 8 additions and 2 deletions
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sys/dev/rtwn/rtl8812a/r12a_tx.c
+8 -2
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@@ -103,11 +103,17 @@ r12a_tx_protection(struct rtwn_softc *sc, struct r12a_tx_desc *txd,
if (mode == IEEE80211_PROT_CTSONLY || if (mode == IEEE80211_PROT_CTSONLY ||
mode == IEEE80211_PROT_RTSCTS) { mode == IEEE80211_PROT_RTSCTS) {
/* TODO: VHT */ /*
if (RTWN_RATE_IS_HT(ridx)) * Note: this code assumes basic rates for protection for
* both 802.11abg and 802.11n rates.
*/
if (RTWN_RATE_IS_VHT(ridx))
rate = rtwn_ctl_vhtrate(ic->ic_rt, ridx);
else if (RTWN_RATE_IS_HT(ridx))
rate = rtwn_ctl_mcsrate(ic->ic_rt, ridx); rate = rtwn_ctl_mcsrate(ic->ic_rt, ridx);
else else
rate = ieee80211_ctl_rate(ic->ic_rt, ridx2rate[ridx]); rate = ieee80211_ctl_rate(ic->ic_rt, ridx2rate[ridx]);
/* Map basic rate back to ridx */
ridx = rate2ridx(IEEE80211_RV(rate)); ridx = rate2ridx(IEEE80211_RV(rate));
txd->txdw4 |= htole32(SM(R12A_TXDW4_RTSRATE, ridx)); txd->txdw4 |= htole32(SM(R12A_TXDW4_RTSRATE, ridx));