From patchwork Wed Jul 13 09:44:47 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johannes Berg X-Patchwork-Id: 12916462 X-Patchwork-Delegate: johannes@sipsolutions.net Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 751BDC433EF for ; Wed, 13 Jul 2022 09:46:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235420AbiGMJqo (ORCPT ); Wed, 13 Jul 2022 05:46:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36552 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236255AbiGMJpi (ORCPT ); Wed, 13 Jul 2022 05:45:38 -0400 Received: from sipsolutions.net (s3.sipsolutions.net [IPv6:2a01:4f8:191:4433::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EFE9BF7894 for ; Wed, 13 Jul 2022 02:45:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sipsolutions.net; s=mail; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Content-Type:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-To: Resent-Cc:Resent-Message-ID; bh=lBN3m9+IPsURJqENjHO3U5mQ2gPeiRlx/wQpyPjNcGA=; t=1657705528; x=1658915128; b=QNqaMI1VD6SuDg+oFgOw53QimqfJ4CgT4xGCuGyz51VOW6F GKo9P6ftmQdNgRebojBGY00Ee3w64av/fkcnjKDw+sjKXFGdtD8xemdntEl51RElFPLR+lBU3eZth dKTNNHihfDBaEczJAZ4SuJB6Upduzu5OK5dO9uCS1HDXFEf3fIQCMaOozhdj0/F0lyX3iajj5B5N1 N0hsYFcEEBYewkeSosRfUl1USYHnscP5MMMZTV6rbElYx512KuMOQx4vVPDmsij6ooiZscR1VDiLk yaG5qQ7FfhK42oqdkuYLoDn+ZCSfiA/KbTNe9dKp42z8dlI0SOtljD4c101tvHJQ==; Received: by sipsolutions.net with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.95) (envelope-from ) id 1oBYvu-00EgvB-5L; Wed, 13 Jul 2022 11:45:26 +0200 From: Johannes Berg To: linux-wireless@vger.kernel.org Cc: Johannes Berg Subject: [PATCH 61/76] wifi: nl80211: add EML/MLD capabilities to per-iftype capabilities Date: Wed, 13 Jul 2022 11:44:47 +0200 Message-Id: <20220713114426.4dfc9ebd0461.Ice7b841051cfeb23da17bb2caa0e45191b34c4db@changeid> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220713094502.163926-1-johannes@sipsolutions.net> References: <20220713094502.163926-1-johannes@sipsolutions.net> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Johannes Berg We have the per-interface type capabilities, currently for extended capabilities, add the EML/MLD capabilities there to have this advertised by the driver. Signed-off-by: Johannes Berg --- include/net/cfg80211.h | 4 ++++ include/uapi/linux/nl80211.h | 12 ++++++++++-- net/wireless/nl80211.c | 9 +++++++++ 3 files changed, 23 insertions(+), 2 deletions(-) diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index ca26e3b7341a..44abaa9d74ea 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -4993,12 +4993,16 @@ struct wiphy_vendor_command { * 802.11-2012 8.4.2.29 for the defined fields. * @extended_capabilities_mask: mask of the valid values * @extended_capabilities_len: length of the extended capabilities + * @eml_capabilities: EML capabilities (for MLO) + * @mld_capa_and_ops: MLD capabilities and operations (for MLO) */ struct wiphy_iftype_ext_capab { enum nl80211_iftype iftype; const u8 *extended_capabilities; const u8 *extended_capabilities_mask; u8 extended_capabilities_len; + u16 eml_capabilities; + u16 mld_capa_and_ops; }; /** diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 37bfc934325a..3fa586e38f88 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -2368,8 +2368,10 @@ enum nl80211_commands { * * @NL80211_ATTR_IFTYPE_EXT_CAPA: Nested attribute of the following attributes: * %NL80211_ATTR_IFTYPE, %NL80211_ATTR_EXT_CAPA, - * %NL80211_ATTR_EXT_CAPA_MASK, to specify the extended capabilities per - * interface type. + * %NL80211_ATTR_EXT_CAPA_MASK, to specify the extended capabilities and + * other interface-type specific capabilities per interface type. For MLO, + * %NL80211_ATTR_EML_CAPABILITY and %NL80211_ATTR_MLD_CAPA_AND_OPS are + * present. * * @NL80211_ATTR_MU_MIMO_GROUP_DATA: array of 24 bytes that defines a MU-MIMO * groupID for monitor mode. @@ -2709,6 +2711,9 @@ enum nl80211_commands { * suites allowed as %NL80211_MAX_NR_AKM_SUITES which is the legacy maximum * number prior to the introduction of this attribute. * + * @NL80211_ATTR_EML_CAPABILITY: EML Capability information (u16) + * @NL80211_ATTR_MLD_CAPA_AND_OPS: MLD Capabilities and Operations (u16) + * * @NUM_NL80211_ATTR: total number of nl80211_attrs available * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use @@ -3231,6 +3236,9 @@ enum nl80211_attrs { NL80211_ATTR_MAX_NUM_AKM_SUITES, + NL80211_ATTR_EML_CAPABILITY, + NL80211_ATTR_MLD_CAPA_AND_OPS, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 37ec8b3897b4..35fb2b0517d9 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -2867,6 +2867,15 @@ static int nl80211_send_wiphy(struct cfg80211_registered_device *rdev, capab->extended_capabilities_mask)) goto nla_put_failure; + if (rdev->wiphy.flags & WIPHY_FLAG_SUPPORTS_MLO && + (nla_put_u16(msg, + NL80211_ATTR_EML_CAPABILITY, + capab->eml_capabilities) || + nla_put_u16(msg, + NL80211_ATTR_MLD_CAPA_AND_OPS, + capab->mld_capa_and_ops))) + goto nla_put_failure; + nla_nest_end(msg, nested_ext_capab); if (state->split) break;