From: jmatthew <jmatthew@openbsd.org>
Date: Wed, 25 May 2022 09:49:17 +0000 (+0000)
Subject: As with if_em.c r1.350, and for the same reasons (arm64 systems with non
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=d59ec8ec863f11a2edb49678a450b26bd2a10941;p=openbsd

As with if_em.c r1.350, and for the same reasons (arm64 systems with non
cache coherent PCIe), map the rx and tx rings coherent.

tested by kevlo@ on rockpro64
ok dlg@
---

diff --git a/sys/dev/pci/if_aq_pci.c b/sys/dev/pci/if_aq_pci.c
index 2d1304f82f1..a3a75169eff 100644
--- a/sys/dev/pci/if_aq_pci.c
+++ b/sys/dev/pci/if_aq_pci.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: if_aq_pci.c,v 1.16 2022/04/06 18:59:29 naddy Exp $ */
+/* $OpenBSD: if_aq_pci.c,v 1.17 2022/05/25 09:49:17 jmatthew Exp $ */
 /*	$NetBSD: if_aq.c,v 1.27 2021/06/16 00:21:18 riastradh Exp $	*/
 
 /*
@@ -3178,7 +3178,8 @@ aq_dmamem_alloc(struct aq_softc *sc, struct aq_dmamem *aqm,
 	    BUS_DMA_WAITOK | BUS_DMA_ZERO) != 0)
 		goto destroy;
 	if (bus_dmamem_map(sc->sc_dmat, &aqm->aqm_seg, aqm->aqm_nsegs,
-	    aqm->aqm_size, &aqm->aqm_kva, BUS_DMA_WAITOK) != 0)
+	    aqm->aqm_size, &aqm->aqm_kva,
+	    BUS_DMA_WAITOK | BUS_DMA_COHERENT) != 0)
 		goto free;
 	if (bus_dmamap_load(sc->sc_dmat, aqm->aqm_map, aqm->aqm_kva,
 	    aqm->aqm_size, NULL, BUS_DMA_WAITOK) != 0)