From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: [PATCH 10/17] ASoC: AD1980 codec: add multi-channel function support Date: Tue, 18 Nov 2008 12:38:16 +0000 Message-ID: <1227011903-2825-10-git-send-email-broonie@opensource.wolfsonmicro.com> References: <1227011903-2825-1-git-send-email-broonie@opensource.wolfsonmicro.com> <1227011903-2825-2-git-send-email-broonie@opensource.wolfsonmicro.com> <1227011903-2825-3-git-send-email-broonie@opensource.wolfsonmicro.com> <1227011903-2825-4-git-send-email-broonie@opensource.wolfsonmicro.com> <1227011903-2825-5-git-send-email-broonie@opensource.wolfsonmicro.com> <1227011903-2825-6-git-send-email-broonie@opensource.wolfsonmicro.com> <1227011903-2825-7-git-send-email-broonie@opensource.wolfsonmicro.com> <1227011903-2825-8-git-send-email-broonie@opensource.wolfsonmicro.com> <1227011903-2825-9-git-send-email-broonie@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from opensource2.wolfsonmicro.com (opensource.wolfsonmicro.com [80.75.67.52]) by alsa0.perex.cz (Postfix) with ESMTP id DB2EC103806 for ; Tue, 18 Nov 2008 13:38:27 +0100 (CET) In-Reply-To: <1227011903-2825-9-git-send-email-broonie@opensource.wolfsonmicro.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: Takashi Iwai Cc: alsa-devel@alsa-project.org, Mark Brown , Cliff Cai , Bryan Wu List-Id: alsa-devel@alsa-project.org From: Cliff Cai We added multi-channel function to this codec driver and Blackfin ASoC driver as well. It was tested on Blackfin hardware. Signed-off-by: Cliff Cai Signed-off-by: Bryan Wu Signed-off-by: Mark Brown --- sound/soc/codecs/ad1980.c | 19 +++++++++++++++---- 1 files changed, 15 insertions(+), 4 deletions(-) diff --git a/sound/soc/codecs/ad1980.c b/sound/soc/codecs/ad1980.c index 1397b8e..410fed9 100644 --- a/sound/soc/codecs/ad1980.c +++ b/sound/soc/codecs/ad1980.c @@ -85,6 +85,9 @@ SOC_DOUBLE("Line HP Swap Switch", AC97_AD_MISC, 10, 5, 1, 0), SOC_DOUBLE("Surround Playback Volume", AC97_SURROUND_MASTER, 8, 0, 31, 1), SOC_DOUBLE("Surround Playback Switch", AC97_SURROUND_MASTER, 15, 7, 1, 1), +SOC_DOUBLE("Center/LFE Playback Volume", AC97_CENTER_LFE_MASTER, 8, 0, 31, 1), +SOC_DOUBLE("Center/LFE Playback Switch", AC97_CENTER_LFE_MASTER, 15, 7, 1, 1), + SOC_ENUM("Capture Source", ad1980_cap_src), SOC_SINGLE("Mic Boost Switch", AC97_MIC, 6, 1, 0), @@ -145,7 +148,7 @@ struct snd_soc_dai ad1980_dai = { .playback = { .stream_name = "Playback", .channels_min = 2, - .channels_max = 2, + .channels_max = 6, .rates = SNDRV_PCM_RATE_48000, .formats = SNDRV_PCM_FMTBIT_S16_LE, }, .capture = { @@ -192,6 +195,7 @@ static int ad1980_soc_probe(struct platform_device *pdev) struct snd_soc_codec *codec; int ret = 0; u16 vendor_id2; + u16 ext_status; printk(KERN_INFO "AD1980 SoC Audio Codec\n"); @@ -253,9 +257,16 @@ static int ad1980_soc_probe(struct platform_device *pdev) "supported\n"); } - ac97_write(codec, AC97_MASTER, 0x0000); /* unmute line out volume */ - ac97_write(codec, AC97_PCM, 0x0000); /* unmute PCM out volume */ - ac97_write(codec, AC97_REC_GAIN, 0x0000);/* unmute record volume */ + /* unmute captures and playbacks volume */ + ac97_write(codec, AC97_MASTER, 0x0000); + ac97_write(codec, AC97_PCM, 0x0000); + ac97_write(codec, AC97_REC_GAIN, 0x0000); + ac97_write(codec, AC97_CENTER_LFE_MASTER, 0x0000); + ac97_write(codec, AC97_SURROUND_MASTER, 0x0000); + + /*power on LFE/CENTER/Surround DACs*/ + ext_status = ac97_read(codec, AC97_EXTENDED_STATUS); + ac97_write(codec, AC97_EXTENDED_STATUS, ext_status&~0x3800); ad1980_add_controls(codec); ret = snd_soc_register_card(socdev); -- 1.5.6.5