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Mon, 5 Oct 2020 08:05:01 -0400 (EDT) Date: Mon, 5 Oct 2020 14:04:59 +0200 From: Maxime Ripard To: Samuel Holland Subject: Re: [PATCH 23/25] ASoC: sun8i-codec: Generalize AIF clock control Message-ID: <20201005120459.5w5ligbconuwnzdv@gilmour.lan> References: <20201001021148.15852-1-samuel@sholland.org> <20201001021148.15852-24-samuel@sholland.org> MIME-Version: 1.0 In-Reply-To: <20201001021148.15852-24-samuel@sholland.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201005_080506_296387_A0F37069 X-CRM114-Status: GOOD ( 19.66 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ondrej Jirman , alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, Takashi Iwai , Liam Girdwood , Chen-Yu Tsai , Mark Brown , Jaroslav Kysela , linux-arm-kernel@lists.infradead.org Content-Type: multipart/mixed; boundary="===============6386344213117270459==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============6386344213117270459== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="oqqsmll44wyrlom6" Content-Disposition: inline --oqqsmll44wyrlom6 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi, On Wed, Sep 30, 2020 at 09:11:46PM -0500, Samuel Holland wrote: > The AIF clock control register has the same layout for all three AIFs. > The only difference between them is that AIF3 is missing some fields. We > can reuse the same register field definitions for all three registers, > and use the DAI ID to select the correct register address. >=20 > Signed-off-by: Samuel Holland > --- > sound/soc/sunxi/sun8i-codec.c | 64 +++++++++++++++++++---------------- > 1 file changed, 34 insertions(+), 30 deletions(-) >=20 > diff --git a/sound/soc/sunxi/sun8i-codec.c b/sound/soc/sunxi/sun8i-codec.c > index 032a3f714dbb..1c34502ac47a 100644 > --- a/sound/soc/sunxi/sun8i-codec.c > +++ b/sound/soc/sunxi/sun8i-codec.c > @@ -37,23 +37,23 @@ > #define SUN8I_MOD_CLK_ENA_DAC 2 > #define SUN8I_MOD_RST_CTL 0x014 > #define SUN8I_MOD_RST_CTL_AIF1 15 > #define SUN8I_MOD_RST_CTL_ADC 3 > #define SUN8I_MOD_RST_CTL_DAC 2 > #define SUN8I_SYS_SR_CTRL 0x018 > #define SUN8I_SYS_SR_CTRL_AIF1_FS 12 > #define SUN8I_SYS_SR_CTRL_AIF2_FS 8 > -#define SUN8I_AIF1CLK_CTRL 0x040 > -#define SUN8I_AIF1CLK_CTRL_AIF1_MSTR_MOD 15 > -#define SUN8I_AIF1CLK_CTRL_AIF1_CLK_INV 13 > -#define SUN8I_AIF1CLK_CTRL_AIF1_BCLK_DIV 9 > -#define SUN8I_AIF1CLK_CTRL_AIF1_LRCK_DIV 6 > -#define SUN8I_AIF1CLK_CTRL_AIF1_WORD_SIZ 4 > -#define SUN8I_AIF1CLK_CTRL_AIF1_DATA_FMT 2 > +#define SUN8I_AIF_CLK_CTRL(n) (0x040 * (1 + (n))) > +#define SUN8I_AIF_CLK_CTRL_MSTR_MOD 15 > +#define SUN8I_AIF_CLK_CTRL_CLK_INV 13 > +#define SUN8I_AIF_CLK_CTRL_BCLK_DIV 9 > +#define SUN8I_AIF_CLK_CTRL_LRCK_DIV 6 > +#define SUN8I_AIF_CLK_CTRL_WORD_SIZ 4 > +#define SUN8I_AIF_CLK_CTRL_DATA_FMT 2 > #define SUN8I_AIF1_ADCDAT_CTRL 0x044 > #define SUN8I_AIF1_ADCDAT_CTRL_AIF1_AD0L_ENA 15 > #define SUN8I_AIF1_ADCDAT_CTRL_AIF1_AD0R_ENA 14 > #define SUN8I_AIF1_ADCDAT_CTRL_AIF1_AD0L_SRC 10 > #define SUN8I_AIF1_ADCDAT_CTRL_AIF1_AD0R_SRC 8 > #define SUN8I_AIF1_DACDAT_CTRL 0x048 > #define SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0L_ENA 15 > #define SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0R_ENA 14 > @@ -83,21 +83,21 @@ > #define SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_AIF1DA1R 10 > #define SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_AIF2DACR 9 > #define SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_ADCR 8 > =20 > #define SUN8I_SYSCLK_CTL_AIF1CLK_SRC_MASK GENMASK(9, 8) > #define SUN8I_SYSCLK_CTL_AIF2CLK_SRC_MASK GENMASK(5, 4) > #define SUN8I_SYS_SR_CTRL_AIF1_FS_MASK GENMASK(15, 12) > #define SUN8I_SYS_SR_CTRL_AIF2_FS_MASK GENMASK(11, 8) > -#define SUN8I_AIF1CLK_CTRL_AIF1_CLK_INV_MASK GENMASK(14, 13) > -#define SUN8I_AIF1CLK_CTRL_AIF1_BCLK_DIV_MASK GENMASK(12, 9) > -#define SUN8I_AIF1CLK_CTRL_AIF1_LRCK_DIV_MASK GENMASK(8, 6) > -#define SUN8I_AIF1CLK_CTRL_AIF1_WORD_SIZ_MASK GENMASK(5, 4) > -#define SUN8I_AIF1CLK_CTRL_AIF1_DATA_FMT_MASK GENMASK(3, 2) > +#define SUN8I_AIF_CLK_CTRL_CLK_INV_MASK GENMASK(14, 13) > +#define SUN8I_AIF_CLK_CTRL_BCLK_DIV_MASK GENMASK(12, 9) > +#define SUN8I_AIF_CLK_CTRL_LRCK_DIV_MASK GENMASK(8, 6) > +#define SUN8I_AIF_CLK_CTRL_WORD_SIZ_MASK GENMASK(5, 4) > +#define SUN8I_AIF_CLK_CTRL_DATA_FMT_MASK GENMASK(3, 2) > =20 > #define SUN8I_CODEC_PASSTHROUGH_SAMPLE_RATE 48000 > =20 > #define SUN8I_CODEC_PCM_FORMATS (SNDRV_PCM_FMTBIT_S8 |\ > SNDRV_PCM_FMTBIT_S16_LE |\ > SNDRV_PCM_FMTBIT_S20_LE |\ > SNDRV_PCM_FMTBIT_S24_LE |\ > SNDRV_PCM_FMTBIT_S20_3LE|\ > @@ -223,32 +223,34 @@ static int sun8i_codec_update_sample_rate(struct su= n8i_codec *scodec) > hw_rate << SUN8I_SYS_SR_CTRL_AIF1_FS); > =20 > return 0; > } > =20 > static int sun8i_codec_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) > { > struct sun8i_codec *scodec =3D snd_soc_dai_get_drvdata(dai); > + u32 reg =3D SUN8I_AIF_CLK_CTRL(dai->id); > u32 format, invert, value; > =20 > /* clock masters */ > switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { > case SND_SOC_DAIFMT_CBS_CFS: /* Codec slave, DAI master */ > value =3D 0x1; > break; > case SND_SOC_DAIFMT_CBM_CFM: /* Codec Master, DAI slave */ > value =3D 0x0; > break; > default: > return -EINVAL; > } > - regmap_update_bits(scodec->regmap, SUN8I_AIF1CLK_CTRL, > - BIT(SUN8I_AIF1CLK_CTRL_AIF1_MSTR_MOD), > - value << SUN8I_AIF1CLK_CTRL_AIF1_MSTR_MOD); > + > + regmap_update_bits(scodec->regmap, reg, > + BIT(SUN8I_AIF_CLK_CTRL_MSTR_MOD), > + value << SUN8I_AIF_CLK_CTRL_MSTR_MOD); I guess it would be more readable without the intermediate variable to store the register. With that fixed, Acked-by: Maxime Ripard Maxime --oqqsmll44wyrlom6 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCX3sL6wAKCRDj7w1vZxhR xc13AQDILHpg1NNhu17lZIh3sEVfmLue87aC4dlRyGqbLXw9lQEAmBDTxQHers8E fadhxI3JTG2VxfNl+xXhnN7rqM9WcwI= =jDR3 -----END PGP SIGNATURE----- --oqqsmll44wyrlom6-- --===============6386344213117270459== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============6386344213117270459==--