From patchwork Fri Jan 6 18:16:26 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 104559 Delivered-To: patch@linaro.org Received: by 10.140.20.101 with SMTP id 92csp9569344qgi; Fri, 6 Jan 2017 10:34:16 -0800 (PST) X-Received: by 10.223.155.221 with SMTP id e29mr2166017wrc.107.1483727656351; Fri, 06 Jan 2017 10:34:16 -0800 (PST) Return-Path: Received: from alsa0.perex.cz (alsa0.perex.cz. [77.48.224.243]) by mx.google.com with ESMTP id wf7si59650017wjb.193.2017.01.06.10.34.15; Fri, 06 Jan 2017 10:34:16 -0800 (PST) Received-SPF: pass (google.com: domain of alsa-devel-bounces@alsa-project.org designates 77.48.224.243 as permitted sender) client-ip=77.48.224.243; Authentication-Results: mx.google.com; spf=pass (google.com: domain of alsa-devel-bounces@alsa-project.org designates 77.48.224.243 as permitted sender) smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id AB3FB267819; Fri, 6 Jan 2017 19:34:14 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on mail1.perex.cz X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_NONE, URIBL_BLOCKED autolearn=disabled version=3.4.0 Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id 95765267820; Fri, 6 Jan 2017 19:31:54 +0100 (CET) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id 69222267810; Fri, 6 Jan 2017 19:16:38 +0100 (CET) Received: from mezzanine.sirena.org.uk (mezzanine.sirena.org.uk [106.187.55.193]) by alsa0.perex.cz (Postfix) with ESMTP id 4A3712677FE for ; Fri, 6 Jan 2017 19:16:36 +0100 (CET) Received: from [2001:470:1f1d:6b5::3] (helo=debutante) by mezzanine.sirena.org.uk with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1cPZ41-0003mC-Mb; Fri, 06 Jan 2017 18:16:31 +0000 Received: from broonie by debutante with local (Exim 4.88) (envelope-from ) id 1cPZ3y-00036u-Us; Fri, 06 Jan 2017 18:16:26 +0000 From: Mark Brown To: Jeeja KP In-Reply-To: <1481184684-9620-6-git-send-email-jeeja.kp@intel.com> Message-Id: Date: Fri, 06 Jan 2017 18:16:26 +0000 X-SA-Exim-Connect-IP: 2001:470:1f1d:6b5::3 X-SA-Exim-Mail-From: broonie@sirena.org.uk X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:24:06 +0000) X-SA-Exim-Scanned: No (on mezzanine.sirena.org.uk); Unknown failure Cc: tiwai@suse.de, patches.audio@intel.com, alsa-devel@alsa-project.org, broonie@kernel.org, liam.r.girdwood@intel.com Subject: [alsa-devel] Applied "ALSA: hda: check stream decoupled register state" to the asoc tree X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org The patch ALSA: hda: check stream decoupled register state has been applied to the asoc tree at git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git All being well this means that it will be integrated into the linux-next tree (usually sometime in the next 24 hours) and sent to Linus during the next merge window (or sooner if it is a bug fix), however if problems are discovered then the patch may be dropped or reverted. You may get further e-mails resulting from automated or manual testing and review of the tree, please engage with people reporting problems and send followup patches addressing any issues that are reported if needed. If any updates are required or you are submitting further changes they should be sent as incremental updates against current git, existing patches will not be replaced. Please add any relevant lists and maintainers to the CCs when replying to this mail. Thanks, Mark >From 09a8bf812c662c833621f19955a1d3fa495801bc Mon Sep 17 00:00:00 2001 From: Jeeja KP Date: Mon, 2 Jan 2017 12:44:28 +0530 Subject: [PATCH] ALSA: hda: check stream decoupled register state Check stream decoupled register value with requested value before decoupling/coupling the stream. Signed-off-by: Jeeja KP Acked-by: Takashi Iwai Signed-off-by: Mark Brown --- sound/hda/ext/hdac_ext_stream.c | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) -- 2.11.0 _______________________________________________ Alsa-devel mailing list Alsa-devel@alsa-project.org http://mailman.alsa-project.org/mailman/listinfo/alsa-devel diff --git a/sound/hda/ext/hdac_ext_stream.c b/sound/hda/ext/hdac_ext_stream.c index 3be051ab5533..c96d7a7a36af 100644 --- a/sound/hda/ext/hdac_ext_stream.c +++ b/sound/hda/ext/hdac_ext_stream.c @@ -128,14 +128,17 @@ void snd_hdac_ext_stream_decouple(struct hdac_ext_bus *ebus, { struct hdac_stream *hstream = &stream->hstream; struct hdac_bus *bus = &ebus->bus; + u32 val; + int mask = AZX_PPCTL_PROCEN(hstream->index); spin_lock_irq(&bus->reg_lock); - if (decouple) - snd_hdac_updatel(bus->ppcap, AZX_REG_PP_PPCTL, 0, - AZX_PPCTL_PROCEN(hstream->index)); - else - snd_hdac_updatel(bus->ppcap, AZX_REG_PP_PPCTL, - AZX_PPCTL_PROCEN(hstream->index), 0); + val = readw(bus->ppcap + AZX_REG_PP_PPCTL) & mask; + + if (decouple && !val) + snd_hdac_updatel(bus->ppcap, AZX_REG_PP_PPCTL, mask, mask); + else if (!decouple && val) + snd_hdac_updatel(bus->ppcap, AZX_REG_PP_PPCTL, mask, 0); + stream->decoupled = decouple; spin_unlock_irq(&bus->reg_lock); }