From patchwork Wed Jul 13 09:43:53 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johannes Berg X-Patchwork-Id: 590360 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 39865C433EF for ; Wed, 13 Jul 2022 09:45:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235352AbiGMJpN (ORCPT ); Wed, 13 Jul 2022 05:45:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35740 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234554AbiGMJpK (ORCPT ); Wed, 13 Jul 2022 05:45:10 -0400 Received: from sipsolutions.net (s3.sipsolutions.net [IPv6:2a01:4f8:191:4433::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B43D1E0279 for ; Wed, 13 Jul 2022 02:45:08 -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=iMXRL1IqDkOptLlFdMeThVCZYDALiu33p00E5x+o1Eg=; t=1657705508; x=1658915108; b=IjW8ScZnxORvBkdX3QL/PggDtZUC3hILr3JU9zgcpS7AKkn 2owQlr4SF5nc4/TYrOrc4PJKtS0HiDbuWDmpv2vt9QjuiljsFZRCxdPIIglWAWdsRI2LndLKlWBWD ZP+wj/ZimJJ51qk3ebGmQ/bLrsecRaLeWjFZZMA6QLFAWdffDZ5fe8ltKpKZ32bx+YC4OmlnJ96Vg 5UjxwZ7ycY8Og0V5GHeDC8Ao7NGnGlUW03cOlXG3TdCe/OwOg+Ux5ATZSEMjQTz+vQ5PEVJ8JAXXJ l04eJzMIZF0Ulm60lICgIt/2WPBrQc03P23+PVF2aJUDIaLfFqb3NtXDCSMh2MYA==; Received: by sipsolutions.net with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.95) (envelope-from ) id 1oBYva-00EgvB-IC; Wed, 13 Jul 2022 11:45:06 +0200 From: Johannes Berg To: linux-wireless@vger.kernel.org Cc: Shaul Triebitz Subject: [PATCH 07/76] wifi: mac80211: add an ieee80211_get_link_sband Date: Wed, 13 Jul 2022 11:43:53 +0200 Message-Id: <20220713114425.643de96a8383.I7e6296e1c8b4d4fe9909056621940c5e02e76eea@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: Shaul Triebitz Similar to ieee80211_get_sband but get the sband of the link_conf. Signed-off-by: Shaul Triebitz Signed-off-by: Johannes Berg --- net/mac80211/ieee80211_i.h | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 18bab27eda4f..a0023ad7ca1c 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1543,6 +1543,28 @@ ieee80211_get_sband(struct ieee80211_sub_if_data *sdata) return local->hw.wiphy->bands[band]; } +static inline struct ieee80211_supported_band * +ieee80211_get_link_sband(struct ieee80211_sub_if_data *sdata, u32 link_id) +{ + struct ieee80211_local *local = sdata->local; + struct ieee80211_chanctx_conf *chanctx_conf; + enum nl80211_band band; + + rcu_read_lock(); + chanctx_conf = + rcu_dereference(sdata->vif.link_conf[link_id]->chanctx_conf); + + if (!chanctx_conf) { + rcu_read_unlock(); + return NULL; + } + + band = chanctx_conf->def.chan->band; + rcu_read_unlock(); + + return local->hw.wiphy->bands[band]; +} + /* this struct holds the value parsing from channel switch IE */ struct ieee80211_csa_ie { struct cfg80211_chan_def chandef;