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From: Ben Dooks <ben.dooks@codethink.co.uk>
To: linux-tegra@vger.kernel.org, alsa-devel@alsa-project.org,
	Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Mark Brown <broonie@kernel.org>,
	Thierry Reding <thierry.reding@gmail.com>,
	Jonathan Hunter <jonathanh@nvidia.com>
Cc: linux-kernel@lists.codethink.co.uk,
	Ben Dooks <ben.dooks@codethink.co.uk>,
	Edward Cragg <edward.cragg@codethink.co.uk>
Subject: [PATCH v4 1/7] ASoC: tegra: add a TDM configuration callback
Date: Mon,  7 Oct 2019 16:31:30 +0100	[thread overview]
Message-ID: <20191007153136.4920-2-ben.dooks@codethink.co.uk> (raw)
In-Reply-To: <20191007153136.4920-1-ben.dooks@codethink.co.uk>

From: Edward Cragg <edward.cragg@codethink.co.uk>

Add a callback to configure TDM settings for the Tegra30 I2S ASoC 'platform'
driver.

Signed-off-by: Edward Cragg <edward.cragg@codethink.co.uk>
[ben.dooks@codethink.co.uk: merge fix for power management]
[ben.dooks@codethink.co.uk: add review change for fsync of 1 clock]
Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
---
 sound/soc/tegra/tegra30_i2s.c | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/sound/soc/tegra/tegra30_i2s.c b/sound/soc/tegra/tegra30_i2s.c
index ac6983c6bd72..73f0dddeaef3 100644
--- a/sound/soc/tegra/tegra30_i2s.c
+++ b/sound/soc/tegra/tegra30_i2s.c
@@ -254,6 +254,34 @@ static int tegra30_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
 	return 0;
 }
 
+static int tegra30_i2s_set_tdm(struct snd_soc_dai *dai,
+			       unsigned int tx_mask, unsigned int rx_mask,
+			       int slots, int slot_width)
+{
+	struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(dai);
+	unsigned int mask, val;
+
+	dev_dbg(dai->dev, "%s: txmask=0x%08x rxmask=0x%08x slots=%d width=%d\n",
+		 __func__, tx_mask, rx_mask, slots, slot_width);
+
+	mask = TEGRA30_I2S_SLOT_CTRL_TOTAL_SLOTS_MASK |
+	       TEGRA30_I2S_SLOT_CTRL_RX_SLOT_ENABLES_MASK |
+	       TEGRA30_I2S_SLOT_CTRL_TX_SLOT_ENABLES_MASK;
+
+	val = (tx_mask << TEGRA30_I2S_SLOT_CTRL_TX_SLOT_ENABLES_SHIFT) |
+	      (rx_mask << TEGRA30_I2S_SLOT_CTRL_RX_SLOT_ENABLES_SHIFT) |
+	      ((slots - 1) << TEGRA30_I2S_SLOT_CTRL_TOTAL_SLOTS_SHIFT);
+
+	pm_runtime_get_sync(dai->dev);
+	regmap_update_bits(i2s->regmap, TEGRA30_I2S_SLOT_CTRL, mask, val);
+	/* set the fsync width to minimum of 1 clock width */
+	regmap_update_bits(i2s->regmap, TEGRA30_I2S_CH_CTRL,
+			   TEGRA30_I2S_CH_CTRL_FSYNC_WIDTH_MASK, 0x0);
+	pm_runtime_put(dai->dev);
+
+	return 0;
+}
+
 static int tegra30_i2s_probe(struct snd_soc_dai *dai)
 {
 	struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(dai);
@@ -268,6 +296,7 @@ static const struct snd_soc_dai_ops tegra30_i2s_dai_ops = {
 	.set_fmt	= tegra30_i2s_set_fmt,
 	.hw_params	= tegra30_i2s_hw_params,
 	.trigger	= tegra30_i2s_trigger,
+	.set_tdm_slot	= tegra30_i2s_set_tdm,
 };
 
 static const struct snd_soc_dai_driver tegra30_i2s_dai_template = {
-- 
2.23.0

WARNING: multiple messages have this Message-ID (diff)
From: Ben Dooks <ben.dooks@codethink.co.uk>
To: linux-tegra@vger.kernel.org, alsa-devel@alsa-project.org,
	Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Mark Brown <broonie@kernel.org>,
	Thierry Reding <thierry.reding@gmail.com>,
	Jonathan Hunter <jonathanh@nvidia.com>
Cc: linux-kernel@lists.codethink.co.uk,
	Ben Dooks <ben.dooks@codethink.co.uk>,
	Edward Cragg <edward.cragg@codethink.co.uk>
Subject: [alsa-devel] [PATCH v4 1/7] ASoC: tegra: add a TDM configuration callback
Date: Mon,  7 Oct 2019 16:31:30 +0100	[thread overview]
Message-ID: <20191007153136.4920-2-ben.dooks@codethink.co.uk> (raw)
In-Reply-To: <20191007153136.4920-1-ben.dooks@codethink.co.uk>

From: Edward Cragg <edward.cragg@codethink.co.uk>

Add a callback to configure TDM settings for the Tegra30 I2S ASoC 'platform'
driver.

Signed-off-by: Edward Cragg <edward.cragg@codethink.co.uk>
[ben.dooks@codethink.co.uk: merge fix for power management]
[ben.dooks@codethink.co.uk: add review change for fsync of 1 clock]
Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
---
 sound/soc/tegra/tegra30_i2s.c | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/sound/soc/tegra/tegra30_i2s.c b/sound/soc/tegra/tegra30_i2s.c
index ac6983c6bd72..73f0dddeaef3 100644
--- a/sound/soc/tegra/tegra30_i2s.c
+++ b/sound/soc/tegra/tegra30_i2s.c
@@ -254,6 +254,34 @@ static int tegra30_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
 	return 0;
 }
 
+static int tegra30_i2s_set_tdm(struct snd_soc_dai *dai,
+			       unsigned int tx_mask, unsigned int rx_mask,
+			       int slots, int slot_width)
+{
+	struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(dai);
+	unsigned int mask, val;
+
+	dev_dbg(dai->dev, "%s: txmask=0x%08x rxmask=0x%08x slots=%d width=%d\n",
+		 __func__, tx_mask, rx_mask, slots, slot_width);
+
+	mask = TEGRA30_I2S_SLOT_CTRL_TOTAL_SLOTS_MASK |
+	       TEGRA30_I2S_SLOT_CTRL_RX_SLOT_ENABLES_MASK |
+	       TEGRA30_I2S_SLOT_CTRL_TX_SLOT_ENABLES_MASK;
+
+	val = (tx_mask << TEGRA30_I2S_SLOT_CTRL_TX_SLOT_ENABLES_SHIFT) |
+	      (rx_mask << TEGRA30_I2S_SLOT_CTRL_RX_SLOT_ENABLES_SHIFT) |
+	      ((slots - 1) << TEGRA30_I2S_SLOT_CTRL_TOTAL_SLOTS_SHIFT);
+
+	pm_runtime_get_sync(dai->dev);
+	regmap_update_bits(i2s->regmap, TEGRA30_I2S_SLOT_CTRL, mask, val);
+	/* set the fsync width to minimum of 1 clock width */
+	regmap_update_bits(i2s->regmap, TEGRA30_I2S_CH_CTRL,
+			   TEGRA30_I2S_CH_CTRL_FSYNC_WIDTH_MASK, 0x0);
+	pm_runtime_put(dai->dev);
+
+	return 0;
+}
+
 static int tegra30_i2s_probe(struct snd_soc_dai *dai)
 {
 	struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(dai);
@@ -268,6 +296,7 @@ static const struct snd_soc_dai_ops tegra30_i2s_dai_ops = {
 	.set_fmt	= tegra30_i2s_set_fmt,
 	.hw_params	= tegra30_i2s_hw_params,
 	.trigger	= tegra30_i2s_trigger,
+	.set_tdm_slot	= tegra30_i2s_set_tdm,
 };
 
 static const struct snd_soc_dai_driver tegra30_i2s_dai_template = {
-- 
2.23.0

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  reply	other threads:[~2019-10-07 15:31 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-07 15:31 tegra30 tdm support Ben Dooks
2019-10-07 15:31 ` [alsa-devel] " Ben Dooks
2019-10-07 15:31 ` Ben Dooks [this message]
2019-10-07 15:31   ` [alsa-devel] [PATCH v4 1/7] ASoC: tegra: add a TDM configuration callback Ben Dooks
2019-10-07 15:31 ` [PATCH v4 2/7] ASoC: tegra: Allow 24bit and 32bit samples Ben Dooks
2019-10-07 15:31   ` [alsa-devel] " Ben Dooks
2019-10-07 15:31 ` [PATCH v4 3/7] ASoC: tegra: i2s: Add support for more than 2 channels Ben Dooks
2019-10-07 15:31   ` [alsa-devel] " Ben Dooks
2019-10-08 15:29   ` Dmitry Osipenko
2019-10-08 15:29     ` [alsa-devel] " Dmitry Osipenko
2019-10-17 16:23     ` Ben Dooks
2019-10-17 16:23       ` [alsa-devel] " Ben Dooks
2019-10-17 17:38       ` Dmitry Osipenko
2019-10-17 17:38         ` [alsa-devel] " Dmitry Osipenko
2019-10-24 16:11         ` Jon Hunter
2019-10-24 16:11           ` [alsa-devel] " Jon Hunter
2019-11-05 11:58           ` Ben Dooks
2019-11-05 11:58             ` [alsa-devel] " Ben Dooks
2019-10-07 15:31 ` [PATCH v4 4/7] ASoC: tegra: disable rx_fifo after disable stream Ben Dooks
2019-10-07 15:31   ` [alsa-devel] " Ben Dooks
2019-10-07 15:31 ` [PATCH v4 5/7] ASoC: tegra: set i2s_offset to 0 for tdm Ben Dooks
2019-10-07 15:31   ` [alsa-devel] " Ben Dooks
2019-10-07 15:31 ` [PATCH v4 6/7] ASoC: tegra: config fifos on hw_param changes Ben Dooks
2019-10-07 15:31   ` [alsa-devel] " Ben Dooks
2019-10-07 15:31 ` [PATCH v4 7/7] ASoC: tegra: take packing settings from the audio cif_config Ben Dooks
2019-10-07 15:31   ` [alsa-devel] " Ben Dooks

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