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iwm: Use antenna B for TX on 9000-series chips.

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MFC after:	2 weeks
Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Mark Johnston 2019-11-07 23:38:17 +00:00
parent 09a07cd5ea
commit 49c76634fb
1 changed files with 4 additions and 1 deletions
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5
sys/dev/iwm/if_iwm.c
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@ -3768,7 +3768,10 @@ iwm_tx_fill_cmd(struct iwm_softc *sc, struct iwm_node *in,
);
/* XXX TODO: hard-coded TX antenna? */
rate_flags = 1 << IWM_RATE_MCS_ANT_POS;
if (sc->cfg->device_family == IWM_DEVICE_FAMILY_9000)
rate_flags = IWM_RATE_MCS_ANT_B_MSK;
else
rate_flags = IWM_RATE_MCS_ANT_A_MSK;
if (IWM_RIDX_IS_CCK(ridx))
rate_flags |= IWM_RATE_MCS_CCK_MSK;
tx->rate_n_flags = htole32(rate_flags | rinfo->plcp);