Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756763Ab1FFLkk (ORCPT ); Mon, 6 Jun 2011 07:40:40 -0400 Received: from smtp-out-228.synserver.de ([212.40.185.228]:1044 "HELO smtp-out-224.synserver.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with SMTP id S1755898Ab1FFLjf (ORCPT ); Mon, 6 Jun 2011 07:39:35 -0400 X-SynServer-TrustedSrc: 1 X-SynServer-AuthUser: lars@laprican.de X-SynServer-PPID: 13762 From: Lars-Peter Clausen To: Mark Brown , Liam Girdwood Cc: alsa-devel@alsa-project.org, device-drivers-devel@blackfin.uclinux.org, linux-kernel@vger.kernel.org, Lars-Peter Clausen Subject: [PATCH 2/6] ASoC: AD1836: Add ADC/DAC controls helper macros Date: Mon, 6 Jun 2011 13:38:36 +0200 Message-Id: <1307360320-4727-2-git-send-email-lars@metafoo.de> X-Mailer: git-send-email 1.7.2.5 In-Reply-To: <1307360320-4727-1-git-send-email-lars@metafoo.de> References: <1307360320-4727-1-git-send-email-lars@metafoo.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 5026 Lines: 132 The different ADC and DAC controls follow the same scheme, so add some helper macros for declaring them. This should make the code a bit more readable and also decreases the code size a bit. Signed-off-by: Lars-Peter Clausen --- sound/soc/codecs/ad1836.c | 48 ++++++++++++++++++++++++-------------------- sound/soc/codecs/ad1836.h | 23 ++++++--------------- 2 files changed, 33 insertions(+), 38 deletions(-) diff --git a/sound/soc/codecs/ad1836.c b/sound/soc/codecs/ad1836.c index 754c496..5c6d239 100644 --- a/sound/soc/codecs/ad1836.c +++ b/sound/soc/codecs/ad1836.c @@ -44,28 +44,32 @@ static const char *ad1836_deemp[] = {"None", "44.1kHz", "32kHz", "48kHz"}; static const struct soc_enum ad1836_deemp_enum = SOC_ENUM_SINGLE(AD1836_DAC_CTRL1, 8, 4, ad1836_deemp); +#define AD1836_DAC_VOLUME(x) \ + SOC_DOUBLE_R("DAC" #x " Playback Volume", AD1836_DAC_L_VOL(x), \ + AD1836_DAC_R_VOL(x), 0, 0x3FF, 0) + +#define AD1836_DAC_SWITCH(x) \ + SOC_DOUBLE("DAC" #x " Playback Switch", AD1836_DAC_CTRL2, \ + AD1836_MUTE_LEFT(x), AD1836_MUTE_RIGHT(x), 1, 1) + +#define AD1836_ADC_SWITCH(x) \ + SOC_DOUBLE("ADC" #x " Capture Switch", AD1836_ADC_CTRL2, \ + AD1836_MUTE_LEFT(x), AD1836_MUTE_RIGHT(x), 1, 1) + static const struct snd_kcontrol_new ad1836_snd_controls[] = { /* DAC volume control */ - SOC_DOUBLE_R("DAC1 Volume", AD1836_DAC_L1_VOL, - AD1836_DAC_R1_VOL, 0, 0x3FF, 0), - SOC_DOUBLE_R("DAC2 Volume", AD1836_DAC_L2_VOL, - AD1836_DAC_R2_VOL, 0, 0x3FF, 0), - SOC_DOUBLE_R("DAC3 Volume", AD1836_DAC_L3_VOL, - AD1836_DAC_R3_VOL, 0, 0x3FF, 0), + AD1836_DAC_VOLUME(1), + AD1836_DAC_VOLUME(2), + AD1836_DAC_VOLUME(3), /* ADC switch control */ - SOC_DOUBLE("ADC1 Switch", AD1836_ADC_CTRL2, AD1836_ADCL1_MUTE, - AD1836_ADCR1_MUTE, 1, 1), - SOC_DOUBLE("ADC2 Switch", AD1836_ADC_CTRL2, AD1836_ADCL2_MUTE, - AD1836_ADCR2_MUTE, 1, 1), + AD1836_ADC_SWITCH(1), + AD1836_ADC_SWITCH(2), /* DAC switch control */ - SOC_DOUBLE("DAC1 Switch", AD1836_DAC_CTRL2, AD1836_DACL1_MUTE, - AD1836_DACR1_MUTE, 1, 1), - SOC_DOUBLE("DAC2 Switch", AD1836_DAC_CTRL2, AD1836_DACL2_MUTE, - AD1836_DACR2_MUTE, 1, 1), - SOC_DOUBLE("DAC3 Switch", AD1836_DAC_CTRL2, AD1836_DACL3_MUTE, - AD1836_DACR3_MUTE, 1, 1), + AD1836_DAC_SWITCH(1), + AD1836_DAC_SWITCH(2), + AD1836_DAC_SWITCH(3), /* ADC high-pass filter */ SOC_SINGLE("ADC High Pass Filter Switch", AD1836_ADC_CTRL1, @@ -242,12 +246,12 @@ static int ad1836_probe(struct snd_soc_codec *codec) /* left/right diff:PGA/MUX */ snd_soc_write(codec, AD1836_ADC_CTRL3, 0x3A); /* volume */ - snd_soc_write(codec, AD1836_DAC_L1_VOL, 0x3FF); - snd_soc_write(codec, AD1836_DAC_R1_VOL, 0x3FF); - snd_soc_write(codec, AD1836_DAC_L2_VOL, 0x3FF); - snd_soc_write(codec, AD1836_DAC_R2_VOL, 0x3FF); - snd_soc_write(codec, AD1836_DAC_L3_VOL, 0x3FF); - snd_soc_write(codec, AD1836_DAC_R3_VOL, 0x3FF); + snd_soc_write(codec, AD1836_DAC_L_VOL(1), 0x3FF); + snd_soc_write(codec, AD1836_DAC_R_VOL(1), 0x3FF); + snd_soc_write(codec, AD1836_DAC_L_VOL(2), 0x3FF); + snd_soc_write(codec, AD1836_DAC_R_VOL(2), 0x3FF); + snd_soc_write(codec, AD1836_DAC_L_VOL(3), 0x3FF); + snd_soc_write(codec, AD1836_DAC_R_VOL(3), 0x3FF); snd_soc_add_controls(codec, ad1836_snd_controls, ARRAY_SIZE(ad1836_snd_controls)); diff --git a/sound/soc/codecs/ad1836.h b/sound/soc/codecs/ad1836.h index 9d6a3f8..f13402f 100644 --- a/sound/soc/codecs/ad1836.h +++ b/sound/soc/codecs/ad1836.h @@ -28,29 +28,20 @@ #define AD1836_DAC_WORD_LEN_OFFSET 3 #define AD1836_DAC_CTRL2 1 -#define AD1836_DACL1_MUTE 0 -#define AD1836_DACR1_MUTE 1 -#define AD1836_DACL2_MUTE 2 -#define AD1836_DACR2_MUTE 3 -#define AD1836_DACL3_MUTE 4 -#define AD1836_DACR3_MUTE 5 -#define AD1836_DAC_L1_VOL 2 -#define AD1836_DAC_R1_VOL 3 -#define AD1836_DAC_L2_VOL 4 -#define AD1836_DAC_R2_VOL 5 -#define AD1836_DAC_L3_VOL 6 -#define AD1836_DAC_R3_VOL 7 +/* These macros are one-based. So AD183X_MUTE_LEFT(1) will return the mute bit + * for the first ADC/DAC */ +#define AD1836_MUTE_LEFT(x) (((x) * 2) - 2) +#define AD1836_MUTE_RIGHT(x) (((x) * 2) - 1) + +#define AD1836_DAC_L_VOL(x) ((x) * 2) +#define AD1836_DAC_R_VOL(x) (1 + ((x) * 2)) #define AD1836_ADC_CTRL1 12 #define AD1836_ADC_POWERDOWN 7 #define AD1836_ADC_HIGHPASS_FILTER 8 #define AD1836_ADC_CTRL2 13 -#define AD1836_ADCL1_MUTE 0 -#define AD1836_ADCR1_MUTE 1 -#define AD1836_ADCL2_MUTE 2 -#define AD1836_ADCR2_MUTE 3 #define AD1836_ADC_WORD_LEN_MASK 0x30 #define AD1836_ADC_WORD_OFFSET 5 #define AD1836_ADC_SERFMT_MASK (7 << 6) -- 1.7.2.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/