From mboxrd@z Thu Jan 1 00:00:00 1970 From: Annaliese McDermond Subject: [PATCH 2/2] ASoC: tlv320aic32x4: Add Playback PowerTune Controls Date: Wed, 3 Apr 2019 21:01:55 -0700 Message-ID: <20190404040155.29246-2-nh6z@nh6z.net> References: <20190404040155.29246-1-nh6z@nh6z.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from smtp81.ord1d.emailsrvr.com (smtp81.ord1d.emailsrvr.com [184.106.54.81]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id B4D36F8075B for ; Thu, 4 Apr 2019 06:02:16 +0200 (CEST) In-Reply-To: <20190404040155.29246-1-nh6z@nh6z.net> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" To: broonie@kernel.org, alsa-devel@alsa-project.org Cc: team@nwdigitalradio.com List-Id: alsa-devel@alsa-project.org PowerTune controls the power level of the chip. On playback this indirectly controls things like the gain of the various output amplifiers. This can allow for the decrease of output levels from the codec. This adds controls for those power levels to the driver. Signed-off-by: Annaliese McDermond --- sound/soc/codecs/tlv320aic32x4.c | 9 +++++++++ sound/soc/codecs/tlv320aic32x4.h | 2 ++ 2 files changed, 11 insertions(+) diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c index 77df2cbdf5f4..6edee05ff9f0 100644 --- a/sound/soc/codecs/tlv320aic32x4.c +++ b/sound/soc/codecs/tlv320aic32x4.c @@ -248,9 +248,18 @@ static const char * const lo_cm_text[] = { static SOC_ENUM_SINGLE_DECL(lo_cm_enum, AIC32X4_CMMODE, 3, lo_cm_text); +static const char * const ptm_text[] = { + "P3", "P2", "P1", +}; + +static SOC_ENUM_SINGLE_DECL(l_ptm_enum, AIC32X4_LPLAYBACK, 2, ptm_text); +static SOC_ENUM_SINGLE_DECL(r_ptm_enum, AIC32X4_RPLAYBACK, 2, ptm_text); + static const struct snd_kcontrol_new aic32x4_snd_controls[] = { SOC_DOUBLE_R_S_TLV("PCM Playback Volume", AIC32X4_LDACVOL, AIC32X4_RDACVOL, 0, -0x7f, 0x30, 7, 0, tlv_pcm), + SOC_ENUM("DAC Left Playback PowerTune Switch", l_ptm_enum), + SOC_ENUM("DAC Right Playback PowerTune Switch", r_ptm_enum), SOC_DOUBLE_R_S_TLV("HP Driver Gain Volume", AIC32X4_HPLGAIN, AIC32X4_HPRGAIN, 0, -0x6, 0x1d, 5, 0, tlv_driver_gain), diff --git a/sound/soc/codecs/tlv320aic32x4.h b/sound/soc/codecs/tlv320aic32x4.h index 88205bc97198..40734211bc0e 100644 --- a/sound/soc/codecs/tlv320aic32x4.h +++ b/sound/soc/codecs/tlv320aic32x4.h @@ -78,6 +78,8 @@ int aic32x4_register_clocks(struct device *dev, const char *mclk_name); #define AIC32X4_PWRCFG AIC32X4_REG(1, 1) #define AIC32X4_LDOCTL AIC32X4_REG(1, 2) +#define AIC32X4_LPLAYBACK AIC32X4_REG(1, 3) +#define AIC32X4_RPLAYBACK AIC32X4_REG(1, 4) #define AIC32X4_OUTPWRCTL AIC32X4_REG(1, 9) #define AIC32X4_CMMODE AIC32X4_REG(1, 10) #define AIC32X4_HPLROUTE AIC32X4_REG(1, 12) -- 2.19.1