From: Wolfram Sang <w.sang@pengutronix.de> To: Dong Aisheng <b29396@freescale.com> Cc: alsa-devel@alsa-project.org, s.hauer@pengutronix.de, broonie@opensource.wolfsonmicro.com, u.kleine-koenig@pengutronix.de, lrg@ti.com, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH V2 03/10] ASoc: mxs: add mxs-sgtl5000 machine driver Date: Wed, 13 Jul 2011 17:58:21 +0200 [thread overview] Message-ID: <20110713155821.GL1928@pengutronix.de> (raw) In-Reply-To: <1310483085-31442-4-git-send-email-b29396@freescale.com> [-- Attachment #1.1: Type: text/plain, Size: 2901 bytes --] On Tue, Jul 12, 2011 at 11:04:38PM +0800, Dong Aisheng wrote: > The driver only supports playback firstly. > For recording, as we have to use two saif instances to implement full > duplex (playback & recording) due to hardware limitation, we need to > figure out a good design to fit in ASoC. > > Signed-off-by: Dong Aisheng <b29396@freescale.com> > Cc: Mark Brown <broonie@opensource.wolfsonmicro.com> > Cc: Liam Girdwood <lrg@ti.com> > Cc: Sascha Hauer <s.hauer@pengutronix.de> > --- > sound/soc/mxs/mxs-sgtl5000.c | 170 ++++++++++++++++++++++++++++++++++++++++++ > 1 files changed, 170 insertions(+), 0 deletions(-) > > diff --git a/sound/soc/mxs/mxs-sgtl5000.c b/sound/soc/mxs/mxs-sgtl5000.c > new file mode 100644 > index 0000000..be9b5d5 > --- /dev/null > +++ b/sound/soc/mxs/mxs-sgtl5000.c > @@ -0,0 +1,170 @@ > +/* > + * Copyright 2011 Freescale Semiconductor, Inc. > + * > + * This program is free software; you can redistribute it and/or modify > + * it under the terms of the GNU General Public License as published by > + * the Free Software Foundation; either version 2 of the License, or > + * (at your option) any later version. > + * > + * This program is distributed in the hope that it will be useful, > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + * > + * You should have received a copy of the GNU General Public License along > + * with this program; if not, write to the Free Software Foundation, Inc., > + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. > + */ > + > +#include <linux/module.h> > +#include <linux/moduleparam.h> No parameters here, drop it. > +#include <linux/device.h> > +#include <linux/i2c.h> > +#include <linux/fsl_devices.h> > +#include <linux/gpio.h> The last three, too. > +#include <sound/core.h> > +#include <sound/pcm.h> > +#include <sound/soc.h> > +#include <sound/jack.h> > +#include <sound/soc-dapm.h> > +#include <asm/mach-types.h> > + > +#include "../codecs/sgtl5000.h" > +#include "mxs-saif.h" > + > +static int mxs_sgtl5000_hw_params(struct snd_pcm_substream *substream, > + struct snd_pcm_hw_params *params) > +{ > + struct snd_soc_pcm_runtime *rtd = substream->private_data; > + struct snd_soc_dai *codec_dai = rtd->codec_dai; > + struct snd_soc_dai *cpu_dai = rtd->cpu_dai; > + unsigned int rate = params_rate(params); Here you initialize 'rate'... > + u32 dai_format, mclk; > + int ret; > + > + /* sgtl5000 does not support 512*rate when in 96000 fs */ > + rate = params_rate(params); ...so this line can go. Thanks, Wolfram -- Pengutronix e.K. | Wolfram Sang | Industrial Linux Solutions | http://www.pengutronix.de/ | [-- Attachment #1.2: Digital signature --] [-- Type: application/pgp-signature, Size: 198 bytes --] [-- Attachment #2: Type: text/plain, Size: 0 bytes --]
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From: w.sang@pengutronix.de (Wolfram Sang) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH V2 03/10] ASoc: mxs: add mxs-sgtl5000 machine driver Date: Wed, 13 Jul 2011 17:58:21 +0200 [thread overview] Message-ID: <20110713155821.GL1928@pengutronix.de> (raw) In-Reply-To: <1310483085-31442-4-git-send-email-b29396@freescale.com> On Tue, Jul 12, 2011 at 11:04:38PM +0800, Dong Aisheng wrote: > The driver only supports playback firstly. > For recording, as we have to use two saif instances to implement full > duplex (playback & recording) due to hardware limitation, we need to > figure out a good design to fit in ASoC. > > Signed-off-by: Dong Aisheng <b29396@freescale.com> > Cc: Mark Brown <broonie@opensource.wolfsonmicro.com> > Cc: Liam Girdwood <lrg@ti.com> > Cc: Sascha Hauer <s.hauer@pengutronix.de> > --- > sound/soc/mxs/mxs-sgtl5000.c | 170 ++++++++++++++++++++++++++++++++++++++++++ > 1 files changed, 170 insertions(+), 0 deletions(-) > > diff --git a/sound/soc/mxs/mxs-sgtl5000.c b/sound/soc/mxs/mxs-sgtl5000.c > new file mode 100644 > index 0000000..be9b5d5 > --- /dev/null > +++ b/sound/soc/mxs/mxs-sgtl5000.c > @@ -0,0 +1,170 @@ > +/* > + * Copyright 2011 Freescale Semiconductor, Inc. > + * > + * This program is free software; you can redistribute it and/or modify > + * it under the terms of the GNU General Public License as published by > + * the Free Software Foundation; either version 2 of the License, or > + * (at your option) any later version. > + * > + * This program is distributed in the hope that it will be useful, > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + * > + * You should have received a copy of the GNU General Public License along > + * with this program; if not, write to the Free Software Foundation, Inc., > + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. > + */ > + > +#include <linux/module.h> > +#include <linux/moduleparam.h> No parameters here, drop it. > +#include <linux/device.h> > +#include <linux/i2c.h> > +#include <linux/fsl_devices.h> > +#include <linux/gpio.h> The last three, too. > +#include <sound/core.h> > +#include <sound/pcm.h> > +#include <sound/soc.h> > +#include <sound/jack.h> > +#include <sound/soc-dapm.h> > +#include <asm/mach-types.h> > + > +#include "../codecs/sgtl5000.h" > +#include "mxs-saif.h" > + > +static int mxs_sgtl5000_hw_params(struct snd_pcm_substream *substream, > + struct snd_pcm_hw_params *params) > +{ > + struct snd_soc_pcm_runtime *rtd = substream->private_data; > + struct snd_soc_dai *codec_dai = rtd->codec_dai; > + struct snd_soc_dai *cpu_dai = rtd->cpu_dai; > + unsigned int rate = params_rate(params); Here you initialize 'rate'... > + u32 dai_format, mclk; > + int ret; > + > + /* sgtl5000 does not support 512*rate when in 96000 fs */ > + rate = params_rate(params); ...so this line can go. Thanks, Wolfram -- Pengutronix e.K. | Wolfram Sang | Industrial Linux Solutions | http://www.pengutronix.de/ | -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 198 bytes Desc: Digital signature URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20110713/dcaca5af/attachment.sig>
next prev parent reply other threads:[~2011-07-13 15:58 UTC|newest] Thread overview: 104+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-07-12 15:04 [PATCH V2 00/10] Dong Aisheng 2011-07-12 15:04 ` Dong Aisheng 2011-07-12 15:04 ` [PATCH V2 01/10] ASoc: mxs: add mxs-pcm driver Dong Aisheng 2011-07-12 15:04 ` Dong Aisheng 2011-07-12 23:27 ` Mark Brown 2011-07-12 23:27 ` Mark Brown 2011-07-13 3:20 ` Dong Aisheng-B29396 2011-07-13 3:20 ` Dong Aisheng-B29396 2011-07-13 6:29 ` Dong Aisheng-B29396 2011-07-13 6:29 ` Dong Aisheng-B29396 2011-07-13 7:44 ` Russell King - ARM Linux 2011-07-13 7:44 ` Russell King - ARM Linux 2011-07-13 8:17 ` Dong Aisheng-B29396 2011-07-13 8:17 ` Dong Aisheng-B29396 2011-07-14 12:31 ` Wolfram Sang 2011-07-14 12:31 ` Wolfram Sang 2011-07-14 16:15 ` Dong Aisheng 2011-07-14 16:15 ` [alsa-devel] " Dong Aisheng 2011-07-15 6:30 ` Dong Aisheng-B29396 2011-07-15 6:30 ` [alsa-devel] " Dong Aisheng-B29396 2011-07-12 15:04 ` [PATCH V2 02/10] ASoc: mxs: add mxs-saif driver Dong Aisheng 2011-07-12 15:04 ` Dong Aisheng 2011-07-13 1:03 ` Mark Brown 2011-07-13 1:03 ` Mark Brown 2011-07-13 8:14 ` [alsa-devel] " Dong Aisheng-B29396 2011-07-13 8:14 ` Dong Aisheng-B29396 2011-07-14 3:06 ` Mark Brown 2011-07-14 3:06 ` Mark Brown 2011-07-14 4:34 ` Dong Aisheng-B29396 2011-07-14 4:34 ` Dong Aisheng-B29396 2011-07-14 10:39 ` Dong Aisheng-B29396 2011-07-14 10:39 ` [alsa-devel] " Dong Aisheng-B29396 2011-07-14 11:05 ` Mark Brown 2011-07-14 11:05 ` [alsa-devel] " Mark Brown 2011-07-14 16:06 ` Dong Aisheng 2011-07-14 16:06 ` [alsa-devel] " Dong Aisheng 2011-07-12 15:04 ` [PATCH V2 03/10] ASoc: mxs: add mxs-sgtl5000 machine driver Dong Aisheng 2011-07-12 15:04 ` Dong Aisheng 2011-07-13 11:57 ` Wolfram Sang 2011-07-13 11:57 ` Wolfram Sang 2011-07-13 12:19 ` Dong Aisheng-B29396 2011-07-13 12:19 ` Dong Aisheng-B29396 2011-07-13 13:40 ` Dong Aisheng-B29396 2011-07-13 13:40 ` Dong Aisheng-B29396 2011-07-13 14:00 ` Wolfram Sang 2011-07-13 14:00 ` Wolfram Sang 2011-07-13 14:13 ` Dong Aisheng-B29396 2011-07-13 14:13 ` Dong Aisheng-B29396 2011-07-13 14:22 ` Dong Aisheng-B29396 2011-07-13 14:22 ` Dong Aisheng-B29396 2011-07-13 15:01 ` Wolfram Sang 2011-07-13 15:01 ` Wolfram Sang 2011-07-13 15:16 ` Dong Aisheng 2011-07-13 15:16 ` Dong Aisheng 2011-07-13 12:46 ` Mark Brown 2011-07-13 12:46 ` Mark Brown 2011-07-13 12:59 ` Wolfram Sang 2011-07-13 12:59 ` Wolfram Sang 2011-07-13 15:58 ` Wolfram Sang [this message] 2011-07-13 15:58 ` Wolfram Sang 2011-07-14 3:04 ` [alsa-devel] " Dong Aisheng-B29396 2011-07-14 3:04 ` Dong Aisheng-B29396 [not found] ` <1310483085-31442-4-git-send-email-b29396-KZfg59tc24xl57MIdRCFDg@public.gmane.org> 2011-07-15 15:11 ` Shawn Guo 2011-07-15 15:11 ` Shawn Guo 2011-07-15 15:17 ` Mark Brown 2011-07-15 15:17 ` Mark Brown 2011-07-12 15:04 ` [PATCH V2 04/10] ASoc: mxs: add asoc configuration files Dong Aisheng 2011-07-12 15:04 ` Dong Aisheng 2011-07-13 9:08 ` Wolfram Sang 2011-07-13 9:08 ` Wolfram Sang 2011-07-13 11:13 ` Dong Aisheng 2011-07-13 11:13 ` [alsa-devel] " Dong Aisheng 2011-07-12 15:04 ` [PATCH V2 05/10] ARM: mxs: add saif clock Dong Aisheng 2011-07-12 15:04 ` Dong Aisheng 2011-07-12 15:04 ` [PATCH V2 06/10] ARM: mxs: add saif device Dong Aisheng 2011-07-12 15:04 ` Dong Aisheng 2011-07-15 13:32 ` Wolfram Sang 2011-07-15 13:32 ` Wolfram Sang 2011-07-15 15:02 ` Dong Aisheng 2011-07-15 15:02 ` [alsa-devel] " Dong Aisheng 2011-07-15 15:34 ` Wolfram Sang 2011-07-15 15:34 ` [alsa-devel] " Wolfram Sang 2011-07-15 17:22 ` Dong Aisheng 2011-07-15 17:22 ` [alsa-devel] " Dong Aisheng 2011-07-12 18:22 ` [PATCH V2 00/10] Wolfram Sang 2011-07-12 18:22 ` Wolfram Sang 2011-07-13 3:02 ` [PATCH V2 00/10] ARM: mxs: add audio support Dong Aisheng-B29396 2011-07-13 3:02 ` Dong Aisheng-B29396 2011-07-13 3:36 ` [PATCH V2 07/10] ARM: mxs: add sgtl5000 i2c device Dong Aisheng 2011-07-13 3:36 ` Dong Aisheng 2011-07-13 9:13 ` Wolfram Sang 2011-07-13 9:13 ` Wolfram Sang 2011-07-13 9:56 ` Wolfram Sang 2011-07-13 9:56 ` Wolfram Sang 2011-07-13 11:09 ` Dong Aisheng-B29396 2011-07-13 11:09 ` Dong Aisheng-B29396 2011-07-13 3:39 ` [PATCH V2 08/10] ARM: mxs: add mxs-sgtl5000 device Dong Aisheng 2011-07-13 3:39 ` Dong Aisheng 2011-07-13 3:40 ` [PATCH V2 09/10] ARM: mxs: correct the using of frac div for saif Dong Aisheng 2011-07-13 3:40 ` Dong Aisheng 2011-07-13 3:40 ` [PATCH V2 10/10] ARM: mxs-dma: include <linux/dmaengine.h> Dong Aisheng 2011-07-13 3:40 ` Dong Aisheng 2011-07-14 14:17 ` Wolfram Sang 2011-07-14 14:17 ` Wolfram Sang
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