Date: Wed, 13 Sep 2017 06:07:02 +0000 (UTC) From: Navdeep Parhar <np@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r323520 - head/sys/dev/cxgbe Message-ID: <201709130607.v8D672Ib048065@repo.freebsd.org>
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Author: np Date: Wed Sep 13 06:07:02 2017 New Revision: 323520 URL: https://svnweb.freebsd.org/changeset/base/323520 Log: cxgbe(4): Ignore capabilities that depend on TOE when the firmware reports TOE is not available. MFC after: 1 week Sponsored by: Chelsio Communications Modified: head/sys/dev/cxgbe/t4_main.c Modified: head/sys/dev/cxgbe/t4_main.c ============================================================================== --- head/sys/dev/cxgbe/t4_main.c Wed Sep 13 04:32:23 2017 (r323519) +++ head/sys/dev/cxgbe/t4_main.c Wed Sep 13 06:07:02 2017 (r323520) @@ -3576,6 +3576,18 @@ get_params__post_init(struct adapter *sc) READ_CAPS(iscsicaps); READ_CAPS(fcoecaps); + /* + * The firmware attempts memfree TOE configuration for -SO cards and + * will report toecaps=0 if it runs out of resources (this depends on + * the config file). It may not report 0 for other capabilities + * dependent on the TOE in this case. Set them to 0 here so that the + * driver doesn't bother tracking resources that will never be used. + */ + if (sc->toecaps == 0) { + sc->iscsicaps = 0; + sc->rdmacaps = 0; + } + if (sc->niccaps & FW_CAPS_CONFIG_NIC_ETHOFLD) { param[0] = FW_PARAM_PFVF(ETHOFLD_START); param[1] = FW_PARAM_PFVF(ETHOFLD_END);
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