From nobody Sun May 10 21:18:04 2026 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 6CEE4C4332F for ; Sun, 24 Apr 2022 02:22:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237620AbiDXCZd (ORCPT ); Sat, 23 Apr 2022 22:25:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57978 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229779AbiDXCZa (ORCPT ); Sat, 23 Apr 2022 22:25:30 -0400 Received: from smtp1.axis.com (smtp1.axis.com [195.60.68.17]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 12BD8237FD; Sat, 23 Apr 2022 19:22:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=axis.com; q=dns/txt; s=axis-central1; t=1650766950; x=1682302950; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=QDh0au46jwGUKNxxZkaZpw8h8HU6jf4Ztj+mwSJXuEk=; b=hoRItIIpXJVMNqiT1T4kGsVH4TPcT9U+AlvzuxlBZUFSWIEfP4BfnK76 ZCQ/m7PB5udbTK5mjIW7hfSJyxI8tBfNjM9+EmY+CXnGdvhikq6O3OHaE /pIq+4Mi9PAarSBEjoAtbOE3u7YOl9eSRA41qgOxO7mgTCb1gUdQZu7zt bCreesVyHjovGu7mZO/rlQbc85G/rwxQQL5nTknWaTph6xVGxZRfqQFgJ QyRRYUvB7vTntHFRGZcE00Hz7khDoQUx3Yl6GfuNBzL2XTZHHhMRTwvz7 4ZpV25h/tj+PXPuGxO1k/OxuGa+HkNiV1ahslMYh6bxu5VBRVYszAKzhg w==; From: Hermes Zhang To: Arend van Spriel , Franky Lin , Hante Meuleman , Kalle Valo , "David S. Miller" , Jakub Kicinski , Paolo Abeni CC: , Hermes Zhang , , , , , Subject: [PATCH v3] brcmfmac: of: introduce new property to allow disable PNO Date: Sun, 24 Apr 2022 10:22:24 +0800 Message-ID: <20220424022224.3609950-1-chenhui.zhang@axis.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Hermes Zhang Some versions of the Broadcom firmware for this chip seem to hang if the PNO feature is enabled when connecting to a dummy or non-existent AP. Add a new property to allow the disabling of PNO for devices with this specific firmware. Signed-off-by: Hermes Zhang --- Notes: Comments update drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c b/driver= s/net/wireless/broadcom/brcm80211/brcmfmac/of.c index 8623bde5eb70..121a195e4054 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c @@ -11,6 +11,7 @@ #include "core.h" #include "common.h" #include "of.h" +#include "feature.h" =20 static int brcmf_of_get_country_codes(struct device *dev, struct brcmf_mp_device *settings) @@ -102,6 +103,9 @@ void brcmf_of_probe(struct device *dev, enum brcmf_bus_= type bus_type, if (bus_type !=3D BRCMF_BUSTYPE_SDIO) return; =20 + if (of_find_property(np, "brcm,pno-disable", NULL)) + settings->feature_disable |=3D BIT(BRCMF_FEAT_PNO); + if (of_property_read_u32(np, "brcm,drive-strength", &val) =3D=3D 0) sdio->drive_strength =3D val; =20 --=20 2.30.2