Author: markj
Date: Thu Nov 7 23:38:17 2019
New Revision: 354512
URL: https://svnweb.freebsd.org/changeset/base/354512
Log:
iwm: Use antenna B for TX on 9000-series chips.
MFC after: 2 weeks
Sponsored by: The FreeBSD Foundation
Modified:
head/sys/dev/iwm/if_iwm.c
Modified: head/sys/dev/iwm/if_iwm.c
==============================================================================
--- head/sys/dev/iwm/if_iwm.c Thu Nov 7 23:37:55 2019 (r354511)
+++ head/sys/dev/iwm/if_iwm.c Thu Nov 7 23:38:17 2019 (r354512)
@@ -3768,7 +3768,10 @@ iwm_tx_fill_cmd(struct iwm_softc *sc, struct iwm_node
);
/* 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);
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