From: Mark Brown <broonie@kernel.org> To: Vasily Khoruzhick <anarsoul@gmail.com> Cc: Mark Rutland <mark.rutland@arm.com>, devicetree@vger.kernel.org, alsa-devel@alsa-project.org, Maxime Ripard <maxime.ripard@bootlin.com>, Takashi Iwai <tiwai@suse.com>, Liam Girdwood <lgirdwood@gmail.com>, Rob Herring <robh+dt@kernel.org>, Marcus Cooper <codekipper@gmail.com>, Mark Brown <broonie@kernel.org>, Mylene JOSSERAND <mylene.josserand@free-electrons.com>, linux-arm-kernel@lists.infradead.org, Jerome Brunet <jbrunet@baylibre.com> Subject: Applied "ASoC: sun8i-codec: Don't hardcode BCLK / LRCK ratio" to the asoc tree Date: Wed, 17 Oct 2018 12:53:00 +0100 (BST) [thread overview] Message-ID: <20181017115300.2BFDB11224C4@debutante.sirena.org.uk> (raw) In-Reply-To: <20181017073813.14127-3-anarsoul@gmail.com> The patch ASoC: sun8i-codec: Don't hardcode BCLK / LRCK ratio has been applied to the asoc tree at https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git All being well this means that it will be integrated into the linux-next tree (usually sometime in the next 24 hours) and sent to Linus during the next merge window (or sooner if it is a bug fix), however if problems are discovered then the patch may be dropped or reverted. You may get further e-mails resulting from automated or manual testing and review of the tree, please engage with people reporting problems and send followup patches addressing any issues that are reported if needed. If any updates are required or you are submitting further changes they should be sent as incremental updates against current git, existing patches will not be replaced. Please add any relevant lists and maintainers to the CCs when replying to this mail. Thanks, Mark >From 13c3bf174becfb8b55adcfeb6f01724dc99347f0 Mon Sep 17 00:00:00 2001 From: Vasily Khoruzhick <anarsoul@gmail.com> Date: Wed, 17 Oct 2018 00:38:06 -0700 Subject: [PATCH] ASoC: sun8i-codec: Don't hardcode BCLK / LRCK ratio BCLK / LRCK ratio should be sample size * channels, but it was hardcoded to 32 (0x1 is 32 as per A33 and A64 datasheets). Calculate it basing on sample size and number of channels. Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com> Acked-by: Maxime Ripard <maxime.ripard@bootlin.com> Signed-off-by: Mark Brown <broonie@kernel.org> --- sound/soc/sunxi/sun8i-codec.c | 22 +++++++++++++++++++--- 1 file changed, 19 insertions(+), 3 deletions(-) diff --git a/sound/soc/sunxi/sun8i-codec.c b/sound/soc/sunxi/sun8i-codec.c index fb37dd927e33..522a72fde78d 100644 --- a/sound/soc/sunxi/sun8i-codec.c +++ b/sound/soc/sunxi/sun8i-codec.c @@ -24,6 +24,7 @@ #include <linux/io.h> #include <linux/pm_runtime.h> #include <linux/regmap.h> +#include <linux/log2.h> #include <sound/pcm_params.h> #include <sound/soc.h> @@ -52,7 +53,6 @@ #define SUN8I_AIF1CLK_CTRL_AIF1_LRCK_INV 13 #define SUN8I_AIF1CLK_CTRL_AIF1_BCLK_DIV 9 #define SUN8I_AIF1CLK_CTRL_AIF1_LRCK_DIV 6 -#define SUN8I_AIF1CLK_CTRL_AIF1_LRCK_DIV_16 (1 << 6) #define SUN8I_AIF1CLK_CTRL_AIF1_WORD_SIZ 4 #define SUN8I_AIF1CLK_CTRL_AIF1_WORD_SIZ_16 (1 << 4) #define SUN8I_AIF1CLK_CTRL_AIF1_DATA_FMT 2 @@ -300,12 +300,23 @@ static u8 sun8i_codec_get_bclk_div(struct sun8i_codec *scodec, return best_val; } +static int sun8i_codec_get_lrck_div(unsigned int channels, + unsigned int word_size) +{ + unsigned int div = word_size * channels; + + if (div < 16 || div > 256) + return -EINVAL; + + return ilog2(div) - 4; +} + static int sun8i_codec_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { struct sun8i_codec *scodec = snd_soc_component_get_drvdata(dai->component); - int sample_rate; + int sample_rate, lrck_div; u8 bclk_div; /* @@ -321,9 +332,14 @@ static int sun8i_codec_hw_params(struct snd_pcm_substream *substream, SUN8I_AIF1CLK_CTRL_AIF1_BCLK_DIV_MASK, bclk_div << SUN8I_AIF1CLK_CTRL_AIF1_BCLK_DIV); + lrck_div = sun8i_codec_get_lrck_div(params_channels(params), + params_physical_width(params)); + if (lrck_div < 0) + return lrck_div; + regmap_update_bits(scodec->regmap, SUN8I_AIF1CLK_CTRL, SUN8I_AIF1CLK_CTRL_AIF1_LRCK_DIV_MASK, - SUN8I_AIF1CLK_CTRL_AIF1_LRCK_DIV_16); + lrck_div << SUN8I_AIF1CLK_CTRL_AIF1_LRCK_DIV); sample_rate = sun8i_codec_get_hw_rate(params); if (sample_rate < 0) -- 2.19.0.rc2
WARNING: multiple messages have this Message-ID (diff)
From: broonie@kernel.org (Mark Brown) To: linux-arm-kernel@lists.infradead.org Subject: Applied "ASoC: sun8i-codec: Don't hardcode BCLK / LRCK ratio" to the asoc tree Date: Wed, 17 Oct 2018 12:53:00 +0100 (BST) [thread overview] Message-ID: <20181017115300.2BFDB11224C4@debutante.sirena.org.uk> (raw) In-Reply-To: <20181017073813.14127-3-anarsoul@gmail.com> The patch ASoC: sun8i-codec: Don't hardcode BCLK / LRCK ratio has been applied to the asoc tree at https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git All being well this means that it will be integrated into the linux-next tree (usually sometime in the next 24 hours) and sent to Linus during the next merge window (or sooner if it is a bug fix), however if problems are discovered then the patch may be dropped or reverted. You may get further e-mails resulting from automated or manual testing and review of the tree, please engage with people reporting problems and send followup patches addressing any issues that are reported if needed. If any updates are required or you are submitting further changes they should be sent as incremental updates against current git, existing patches will not be replaced. Please add any relevant lists and maintainers to the CCs when replying to this mail. Thanks, Mark >From 13c3bf174becfb8b55adcfeb6f01724dc99347f0 Mon Sep 17 00:00:00 2001 From: Vasily Khoruzhick <anarsoul@gmail.com> Date: Wed, 17 Oct 2018 00:38:06 -0700 Subject: [PATCH] ASoC: sun8i-codec: Don't hardcode BCLK / LRCK ratio BCLK / LRCK ratio should be sample size * channels, but it was hardcoded to 32 (0x1 is 32 as per A33 and A64 datasheets). Calculate it basing on sample size and number of channels. Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com> Acked-by: Maxime Ripard <maxime.ripard@bootlin.com> Signed-off-by: Mark Brown <broonie@kernel.org> --- sound/soc/sunxi/sun8i-codec.c | 22 +++++++++++++++++++--- 1 file changed, 19 insertions(+), 3 deletions(-) diff --git a/sound/soc/sunxi/sun8i-codec.c b/sound/soc/sunxi/sun8i-codec.c index fb37dd927e33..522a72fde78d 100644 --- a/sound/soc/sunxi/sun8i-codec.c +++ b/sound/soc/sunxi/sun8i-codec.c @@ -24,6 +24,7 @@ #include <linux/io.h> #include <linux/pm_runtime.h> #include <linux/regmap.h> +#include <linux/log2.h> #include <sound/pcm_params.h> #include <sound/soc.h> @@ -52,7 +53,6 @@ #define SUN8I_AIF1CLK_CTRL_AIF1_LRCK_INV 13 #define SUN8I_AIF1CLK_CTRL_AIF1_BCLK_DIV 9 #define SUN8I_AIF1CLK_CTRL_AIF1_LRCK_DIV 6 -#define SUN8I_AIF1CLK_CTRL_AIF1_LRCK_DIV_16 (1 << 6) #define SUN8I_AIF1CLK_CTRL_AIF1_WORD_SIZ 4 #define SUN8I_AIF1CLK_CTRL_AIF1_WORD_SIZ_16 (1 << 4) #define SUN8I_AIF1CLK_CTRL_AIF1_DATA_FMT 2 @@ -300,12 +300,23 @@ static u8 sun8i_codec_get_bclk_div(struct sun8i_codec *scodec, return best_val; } +static int sun8i_codec_get_lrck_div(unsigned int channels, + unsigned int word_size) +{ + unsigned int div = word_size * channels; + + if (div < 16 || div > 256) + return -EINVAL; + + return ilog2(div) - 4; +} + static int sun8i_codec_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { struct sun8i_codec *scodec = snd_soc_component_get_drvdata(dai->component); - int sample_rate; + int sample_rate, lrck_div; u8 bclk_div; /* @@ -321,9 +332,14 @@ static int sun8i_codec_hw_params(struct snd_pcm_substream *substream, SUN8I_AIF1CLK_CTRL_AIF1_BCLK_DIV_MASK, bclk_div << SUN8I_AIF1CLK_CTRL_AIF1_BCLK_DIV); + lrck_div = sun8i_codec_get_lrck_div(params_channels(params), + params_physical_width(params)); + if (lrck_div < 0) + return lrck_div; + regmap_update_bits(scodec->regmap, SUN8I_AIF1CLK_CTRL, SUN8I_AIF1CLK_CTRL_AIF1_LRCK_DIV_MASK, - SUN8I_AIF1CLK_CTRL_AIF1_LRCK_DIV_16); + lrck_div << SUN8I_AIF1CLK_CTRL_AIF1_LRCK_DIV); sample_rate = sun8i_codec_get_hw_rate(params); if (sample_rate < 0) -- 2.19.0.rc2
next prev parent reply other threads:[~2018-10-17 11:53 UTC|newest] Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-10-17 7:38 [PATCH v5 0/9] Add support for audiocodec in Allwinner A64 Vasily Khoruzhick 2018-10-17 7:38 ` Vasily Khoruzhick 2018-10-17 7:38 ` [PATCH v5 1/9] ASoC: sun4i-i2s: Add compatibility with A64 codec I2S Vasily Khoruzhick 2018-10-17 7:38 ` Vasily Khoruzhick 2018-10-17 7:38 ` [PATCH v5 2/9] ASoC: sun8i-codec: Don't hardcode BCLK / LRCK ratio Vasily Khoruzhick 2018-10-17 7:38 ` Vasily Khoruzhick 2018-10-17 8:38 ` Maxime Ripard 2018-10-17 8:38 ` Maxime Ripard 2018-10-17 11:53 ` Mark Brown [this message] 2018-10-17 11:53 ` Applied "ASoC: sun8i-codec: Don't hardcode BCLK / LRCK ratio" to the asoc tree Mark Brown 2018-10-17 7:38 ` [PATCH v5 3/9] ASoC: sun8i-codec-analog: split regmap code into separate driver Vasily Khoruzhick 2018-10-17 7:38 ` Vasily Khoruzhick 2018-10-17 7:38 ` [PATCH v5 4/9] ASoC: dt-binding: Add bindings for Allwinner A64 codec's analog path controls Vasily Khoruzhick 2018-10-17 7:38 ` Vasily Khoruzhick 2018-10-17 7:38 ` [PATCH v5 5/9] ASoC: sunxi: Add new driver " Vasily Khoruzhick 2018-10-17 7:38 ` Vasily Khoruzhick 2018-10-17 7:38 ` [PATCH v5 6/9] ASoC: sunxi: allow the sun8i-codec driver to be built on ARM64 Vasily Khoruzhick 2018-10-17 7:38 ` Vasily Khoruzhick 2018-10-17 7:38 ` [PATCH v5 7/9] arm64: dts: allwinner: a64: add nodes necessary for analog sound support Vasily Khoruzhick 2018-10-17 7:38 ` Vasily Khoruzhick 2018-10-17 7:38 ` [PATCH v5 8/9] arm64: dts: allwinner: a64: enable sound on Pine64 and SoPine Vasily Khoruzhick 2018-10-17 7:38 ` Vasily Khoruzhick 2018-10-17 7:38 ` [PATCH v5 9/9] arm64: dts: allwinner: a64: enable sound on Pinebook Vasily Khoruzhick 2018-10-17 7:38 ` Vasily Khoruzhick
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