From patchwork Fri Nov 20 18:20:21 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 105219 Delivered-To: patch@linaro.org Received: by 10.112.155.196 with SMTP id vy4csp30086lbb; Fri, 20 Nov 2015 10:22:57 -0800 (PST) X-Received: by 10.28.4.7 with SMTP id 7mr3791448wme.85.1448043775558; Fri, 20 Nov 2015 10:22:55 -0800 (PST) Return-Path: Received: from alsa0.perex.cz (alsa0.perex.cz. [77.48.224.243]) by mx.google.com with ESMTP id v7si1100369wjw.86.2015.11.20.10.22.55; Fri, 20 Nov 2015 10:22:55 -0800 (PST) Received-SPF: neutral (google.com: 77.48.224.243 is neither permitted nor denied by best guess record for domain of alsa-devel-bounces@alsa-project.org) client-ip=77.48.224.243; Authentication-Results: mx.google.com; spf=neutral (google.com: 77.48.224.243 is neither permitted nor denied by best guess record for domain of alsa-devel-bounces@alsa-project.org) smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id BCA712667C1; Fri, 20 Nov 2015 19:22:49 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.2.4 (2008-01-01) on mail1.perex.cz X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=none autolearn=disabled version=3.2.4 Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id 74D982666C2; Fri, 20 Nov 2015 19:20:44 +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 A763B266695; Fri, 20 Nov 2015 19:20:40 +0100 (CET) Received: from mezzanine.sirena.org.uk (mezzanine.sirena.org.uk [106.187.55.193]) by alsa0.perex.cz (Postfix) with ESMTP id D677A26667E for ; Fri, 20 Nov 2015 19:20:32 +0100 (CET) Received: from cpc11-sgyl31-2-0-cust672.sgyl.cable.virginm.net ([94.175.94.161] helo=debutante) by mezzanine.sirena.org.uk with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.80) (envelope-from ) id 1ZzqIK-0001o6-7N; Fri, 20 Nov 2015 18:20:29 +0000 Received: from broonie by debutante with local (Exim 4.86) (envelope-from ) id 1ZzqIH-0003sW-CQ; Fri, 20 Nov 2015 18:20:21 +0000 From: Mark Brown To: Songjun Wu , Mark Brown In-Reply-To: <1447904732-10784-1-git-send-email-songjun.wu@atmel.com> Message-Id: Date: Fri, 20 Nov 2015 18:20:21 +0000 X-SA-Exim-Connect-IP: 94.175.94.161 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: Yes (on mezzanine.sirena.org.uk) Cc: alsa-devel@alsa-project.org Subject: [alsa-devel] Applied "ASoC: Atmel: ClassD: supports mono audio" 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 ASoC: Atmel: ClassD: supports mono audio 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 07c55d395041c5b4cbdffd39a1bba41a61f87fe9 Mon Sep 17 00:00:00 2001 From: Songjun Wu Date: Thu, 19 Nov 2015 11:45:32 +0800 Subject: [PATCH] ASoC: Atmel: ClassD: supports mono audio Modify the code to support mono audio. Signed-off-by: Songjun Wu Signed-off-by: Mark Brown --- sound/soc/atmel/atmel-classd.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) -- 2.6.2 _______________________________________________ Alsa-devel mailing list Alsa-devel@alsa-project.org http://mailman.alsa-project.org/mailman/listinfo/alsa-devel diff --git a/sound/soc/atmel/atmel-classd.c b/sound/soc/atmel/atmel-classd.c index 8276675730ef..dca614177fef 100644 --- a/sound/soc/atmel/atmel-classd.c +++ b/sound/soc/atmel/atmel-classd.c @@ -106,7 +106,7 @@ static const struct snd_pcm_hardware atmel_classd_hw = { .rates = ATMEL_CLASSD_RATES, .rate_min = 8000, .rate_max = 96000, - .channels_min = 2, + .channels_min = 1, .channels_max = 2, .buffer_bytes_max = 64 * 1024, .period_bytes_min = 256, @@ -145,7 +145,7 @@ static const struct snd_soc_dai_ops atmel_classd_cpu_dai_ops = { static struct snd_soc_dai_driver atmel_classd_cpu_dai = { .playback = { - .channels_min = 2, + .channels_min = 1, .channels_max = 2, .rates = ATMEL_CLASSD_RATES, .formats = SNDRV_PCM_FMTBIT_S16_LE,}, @@ -171,9 +171,13 @@ atmel_classd_platform_configure_dma(struct snd_pcm_substream *substream, return -EINVAL; } + if (params_channels(params) == 1) + slave_config->dst_addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES; + else + slave_config->dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; + slave_config->direction = DMA_MEM_TO_DEV; slave_config->dst_addr = dd->phy_base + CLASSD_THR; - slave_config->dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; slave_config->dst_maxburst = 1; slave_config->src_maxburst = 1; slave_config->device_fc = false; @@ -486,7 +490,7 @@ static struct snd_soc_dai_driver atmel_classd_codec_dai = { .name = ATMEL_CLASSD_CODEC_DAI_NAME, .playback = { .stream_name = "Playback", - .channels_min = 2, + .channels_min = 1, .channels_max = 2, .rates = ATMEL_CLASSD_RATES, .formats = SNDRV_PCM_FMTBIT_S16_LE,