[PATCH RFC 10/12] drm/i2c: tda998x: group audio functions together

[Russell King <rmk+kernel@xxxxxxxxxxxxxxx>]

Group the TDA998x audio functions together rather than split between
two different locations in the file, keeping like code together.

Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/i2c/tda998x_drv.c | 276 +++++++++++++++++++-------------------
 1 file changed, 139 insertions(+), 137 deletions(-)

diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c
index af3dc5528663..b1ad5ed5d645 100644
--- a/drivers/gpu/drm/i2c/tda998x_drv.c
+++ b/drivers/gpu/drm/i2c/tda998x_drv.c
@@ -702,6 +702,8 @@ tda998x_write_avi(struct tda998x_priv *priv, struct drm_display_mode *mode)
 	tda998x_write_if(priv, DIP_IF_FLAGS_IF2, REG_IF2_HB0, &frame);
 }
 
+/* Audio support */
+
 static void tda998x_audio_mute(struct tda998x_priv *priv, bool on)
 {
 	if (on) {
@@ -820,6 +822,143 @@ tda998x_configure_audio(struct tda998x_priv *priv,
 	return tda998x_write_aif(priv, &params->cea);
 }
 
+static int tda998x_audio_hw_params(struct device *dev, void *data,
+				   struct hdmi_codec_daifmt *daifmt,
+				   struct hdmi_codec_params *params)
+{
+	struct tda998x_priv *priv = dev_get_drvdata(dev);
+	int i, ret;
+	struct tda998x_audio_params audio = {
+		.sample_width = params->sample_width,
+		.sample_rate = params->sample_rate,
+		.cea = params->cea,
+	};
+
+	memcpy(audio.status, params->iec.status,
+	       min(sizeof(audio.status), sizeof(params->iec.status)));
+
+	switch (daifmt->fmt) {
+	case HDMI_I2S:
+		if (daifmt->bit_clk_inv || daifmt->frame_clk_inv ||
+		    daifmt->bit_clk_master || daifmt->frame_clk_master) {
+			dev_err(dev, "%s: Bad flags %d %d %d %d\n", __func__,
+				daifmt->bit_clk_inv, daifmt->frame_clk_inv,
+				daifmt->bit_clk_master,
+				daifmt->frame_clk_master);
+			return -EINVAL;
+		}
+		for (i = 0; i < ARRAY_SIZE(priv->audio_port); i++)
+			if (priv->audio_port[i].format == AFMT_I2S)
+				audio.config = priv->audio_port[i].config;
+		audio.format = AFMT_I2S;
+		break;
+	case HDMI_SPDIF:
+		for (i = 0; i < ARRAY_SIZE(priv->audio_port); i++)
+			if (priv->audio_port[i].format == AFMT_SPDIF)
+				audio.config = priv->audio_port[i].config;
+		audio.format = AFMT_SPDIF;
+		break;
+	default:
+		dev_err(dev, "%s: Invalid format %d\n", __func__, daifmt->fmt);
+		return -EINVAL;
+	}
+
+	if (audio.config == 0) {
+		dev_err(dev, "%s: No audio configutation found\n", __func__);
+		return -EINVAL;
+	}
+
+	mutex_lock(&priv->audio_mutex);
+	if (priv->supports_infoframes && priv->sink_has_audio)
+		ret = tda998x_configure_audio(priv, &audio);
+	else
+		ret = 0;
+
+	if (ret == 0)
+		priv->audio_params = audio;
+	mutex_unlock(&priv->audio_mutex);
+
+	return ret;
+}
+
+static void tda998x_audio_shutdown(struct device *dev, void *data)
+{
+	struct tda998x_priv *priv = dev_get_drvdata(dev);
+
+	mutex_lock(&priv->audio_mutex);
+
+	reg_write(priv, REG_ENA_AP, 0);
+
+	priv->audio_params.format = AFMT_UNUSED;
+
+	mutex_unlock(&priv->audio_mutex);
+}
+
+int tda998x_audio_digital_mute(struct device *dev, void *data, bool enable)
+{
+	struct tda998x_priv *priv = dev_get_drvdata(dev);
+
+	mutex_lock(&priv->audio_mutex);
+
+	tda998x_audio_mute(priv, enable);
+
+	mutex_unlock(&priv->audio_mutex);
+	return 0;
+}
+
+static int tda998x_audio_get_eld(struct device *dev, void *data,
+				 uint8_t *buf, size_t len)
+{
+	struct tda998x_priv *priv = dev_get_drvdata(dev);
+	struct drm_mode_config *config = &priv->encoder.dev->mode_config;
+	struct drm_connector *connector;
+	int ret = -ENODEV;
+
+	mutex_lock(&config->mutex);
+	list_for_each_entry(connector, &config->connector_list, head) {
+		if (&priv->encoder == connector->encoder) {
+			memcpy(buf, connector->eld,
+			       min(sizeof(connector->eld), len));
+			ret = 0;
+		}
+	}
+	mutex_unlock(&config->mutex);
+
+	return ret;
+}
+
+static const struct hdmi_codec_ops audio_codec_ops = {
+	.hw_params = tda998x_audio_hw_params,
+	.audio_shutdown = tda998x_audio_shutdown,
+	.digital_mute = tda998x_audio_digital_mute,
+	.get_eld = tda998x_audio_get_eld,
+};
+
+static int tda998x_audio_codec_init(struct tda998x_priv *priv,
+				    struct device *dev)
+{
+	struct hdmi_codec_pdata codec_data = {
+		.ops = &audio_codec_ops,
+		.max_i2s_channels = 2,
+	};
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(priv->audio_port); i++) {
+		if (priv->audio_port[i].format == AFMT_I2S &&
+		    priv->audio_port[i].config != 0)
+			codec_data.i2s = 1;
+		if (priv->audio_port[i].format == AFMT_SPDIF &&
+		    priv->audio_port[i].config != 0)
+			codec_data.spdif = 1;
+	}
+
+	priv->audio_pdev = platform_device_register_data(
+		dev, HDMI_CODEC_DRV_NAME, PLATFORM_DEVID_AUTO,
+		&codec_data, sizeof(codec_data));
+
+	return PTR_ERR_OR_ZERO(priv->audio_pdev);
+}
+
 /* DRM connector functions */
 
 static int tda998x_connector_dpms(struct drm_connector *connector, int mode)
@@ -1284,143 +1423,6 @@ static void tda998x_destroy(struct tda998x_priv *priv)
 	i2c_unregister_device(priv->cec);
 }
 
-static int tda998x_audio_hw_params(struct device *dev, void *data,
-				   struct hdmi_codec_daifmt *daifmt,
-				   struct hdmi_codec_params *params)
-{
-	struct tda998x_priv *priv = dev_get_drvdata(dev);
-	int i, ret;
-	struct tda998x_audio_params audio = {
-		.sample_width = params->sample_width,
-		.sample_rate = params->sample_rate,
-		.cea = params->cea,
-	};
-
-	memcpy(audio.status, params->iec.status,
-	       min(sizeof(audio.status), sizeof(params->iec.status)));
-
-	switch (daifmt->fmt) {
-	case HDMI_I2S:
-		if (daifmt->bit_clk_inv || daifmt->frame_clk_inv ||
-		    daifmt->bit_clk_master || daifmt->frame_clk_master) {
-			dev_err(dev, "%s: Bad flags %d %d %d %d\n", __func__,
-				daifmt->bit_clk_inv, daifmt->frame_clk_inv,
-				daifmt->bit_clk_master,
-				daifmt->frame_clk_master);
-			return -EINVAL;
-		}
-		for (i = 0; i < ARRAY_SIZE(priv->audio_port); i++)
-			if (priv->audio_port[i].format == AFMT_I2S)
-				audio.config = priv->audio_port[i].config;
-		audio.format = AFMT_I2S;
-		break;
-	case HDMI_SPDIF:
-		for (i = 0; i < ARRAY_SIZE(priv->audio_port); i++)
-			if (priv->audio_port[i].format == AFMT_SPDIF)
-				audio.config = priv->audio_port[i].config;
-		audio.format = AFMT_SPDIF;
-		break;
-	default:
-		dev_err(dev, "%s: Invalid format %d\n", __func__, daifmt->fmt);
-		return -EINVAL;
-	}
-
-	if (audio.config == 0) {
-		dev_err(dev, "%s: No audio configutation found\n", __func__);
-		return -EINVAL;
-	}
-
-	mutex_lock(&priv->audio_mutex);
-	if (priv->supports_infoframes && priv->sink_has_audio)
-		ret = tda998x_configure_audio(priv, &audio);
-	else
-		ret = 0;
-
-	if (ret == 0)
-		priv->audio_params = audio;
-	mutex_unlock(&priv->audio_mutex);
-
-	return ret;
-}
-
-static void tda998x_audio_shutdown(struct device *dev, void *data)
-{
-	struct tda998x_priv *priv = dev_get_drvdata(dev);
-
-	mutex_lock(&priv->audio_mutex);
-
-	reg_write(priv, REG_ENA_AP, 0);
-
-	priv->audio_params.format = AFMT_UNUSED;
-
-	mutex_unlock(&priv->audio_mutex);
-}
-
-int tda998x_audio_digital_mute(struct device *dev, void *data, bool enable)
-{
-	struct tda998x_priv *priv = dev_get_drvdata(dev);
-
-	mutex_lock(&priv->audio_mutex);
-
-	tda998x_audio_mute(priv, enable);
-
-	mutex_unlock(&priv->audio_mutex);
-	return 0;
-}
-
-static int tda998x_audio_get_eld(struct device *dev, void *data,
-				 uint8_t *buf, size_t len)
-{
-	struct tda998x_priv *priv = dev_get_drvdata(dev);
-	struct drm_mode_config *config = &priv->encoder.dev->mode_config;
-	struct drm_connector *connector;
-	int ret = -ENODEV;
-
-	mutex_lock(&config->mutex);
-	list_for_each_entry(connector, &config->connector_list, head) {
-		if (&priv->encoder == connector->encoder) {
-			memcpy(buf, connector->eld,
-			       min(sizeof(connector->eld), len));
-			ret = 0;
-		}
-	}
-	mutex_unlock(&config->mutex);
-
-	return ret;
-}
-
-static const struct hdmi_codec_ops audio_codec_ops = {
-	.hw_params = tda998x_audio_hw_params,
-	.audio_shutdown = tda998x_audio_shutdown,
-	.digital_mute = tda998x_audio_digital_mute,
-	.get_eld = tda998x_audio_get_eld,
-};
-
-static int tda998x_audio_codec_init(struct tda998x_priv *priv,
-				    struct device *dev)
-{
-	struct hdmi_codec_pdata codec_data = {
-		.ops = &audio_codec_ops,
-		.max_i2s_channels = 2,
-	};
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(priv->audio_port); i++) {
-		if (priv->audio_port[i].format == AFMT_I2S &&
-		    priv->audio_port[i].config != 0)
-			codec_data.i2s = 1;
-		if (priv->audio_port[i].format == AFMT_SPDIF &&
-		    priv->audio_port[i].config != 0)
-			codec_data.spdif = 1;
-	}
-
-	priv->audio_pdev = platform_device_register_data(
-		dev, HDMI_CODEC_DRV_NAME, PLATFORM_DEVID_AUTO,
-		&codec_data, sizeof(codec_data));
-
-	return PTR_ERR_OR_ZERO(priv->audio_pdev);
-}
-
 /* I2C driver functions */
 
 static int tda998x_get_audio_ports(struct tda998x_priv *priv,
-- 
2.7.4

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