From patchwork Mon Feb 21 08:49:25 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 544689 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 3BFE4C433F5 for ; Mon, 21 Feb 2022 09:54:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352261AbiBUJzH (ORCPT ); Mon, 21 Feb 2022 04:55:07 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:56890 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1352304AbiBUJyU (ORCPT ); Mon, 21 Feb 2022 04:54:20 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C3F4837A8B; Mon, 21 Feb 2022 01:23:58 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 59935608C4; Mon, 21 Feb 2022 09:23:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3EE73C340E9; Mon, 21 Feb 2022 09:23:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1645435437; bh=ihAIbfYlvinEEfGKUNpuvcQtGz1ie3/Qc9/kth+Vujs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eNaMmqcjaqNC3lVQCnju0t5knYvFJ9SbE2PWnUIEXHok/34TKqz/kEAAKJBWklFd7 bMsjeuUZrDHdYkkirKWeud/YsO0H9zdKTZzbtyndPuHcKU56r40M08k1vcGrpYNO5v 9pOFcLltGyl4iziGMkkbUTbQjT29f3UDahPcSs1Q= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Mark Brown Subject: [PATCH 5.16 146/227] ASoC: ops: Fix stereo change notifications in snd_soc_put_xr_sx() Date: Mon, 21 Feb 2022 09:49:25 +0100 Message-Id: <20220221084939.685159541@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220221084934.836145070@linuxfoundation.org> References: <20220221084934.836145070@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Mark Brown commit 2b7c46369f09c358164d31d17e5695185403185e upstream. When writing out a stereo control we discard the change notification from the first channel, meaning that events are only generated based on changes to the second channel. Ensure that we report a change if either channel has changed. Signed-off-by: Mark Brown Cc: stable@vger.kernel.org Link: https://lore.kernel.org/r/20220201155629.120510-5-broonie@kernel.org Signed-off-by: Mark Brown Signed-off-by: Greg Kroah-Hartman --- sound/soc/soc-ops.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) --- a/sound/soc/soc-ops.c +++ b/sound/soc/soc-ops.c @@ -895,6 +895,7 @@ int snd_soc_put_xr_sx(struct snd_kcontro unsigned long mask = (1UL<nbits)-1; long max = mc->max; long val = ucontrol->value.integer.value[0]; + int ret = 0; unsigned int i; if (val < mc->min || val > mc->max) @@ -909,9 +910,11 @@ int snd_soc_put_xr_sx(struct snd_kcontro regmask, regval); if (err < 0) return err; + if (err > 0) + ret = err; } - return 0; + return ret; } EXPORT_SYMBOL_GPL(snd_soc_put_xr_sx);