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drm/i2c: tda998x: group audio functions together
Group the TDA998x audio functions together rather than split between two different locations in the file, keeping like code together. Tested-by: Jon Medhurst <tixy@linaro.org> Acked-by: Jon Medhurst <tixy@linaro.org> Tested-by: Jyri Sarha <jsarha@ti.com> Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
This commit is contained in:
Russell King
parent
a2f75662b7
commit
ad975f9364
@ -702,6 +702,8 @@ tda998x_write_avi(struct tda998x_priv *priv, struct drm_display_mode *mode)
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tda998x_write_if(priv, DIP_IF_FLAGS_IF2, REG_IF2_HB0, &frame);
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}
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/* Audio support */
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static void tda998x_audio_mute(struct tda998x_priv *priv, bool on)
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{
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if (on) {
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@ -820,6 +822,143 @@ tda998x_configure_audio(struct tda998x_priv *priv,
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return tda998x_write_aif(priv, ¶ms->cea);
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}
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static int tda998x_audio_hw_params(struct device *dev, void *data,
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struct hdmi_codec_daifmt *daifmt,
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struct hdmi_codec_params *params)
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{
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struct tda998x_priv *priv = dev_get_drvdata(dev);
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int i, ret;
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struct tda998x_audio_params audio = {
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.sample_width = params->sample_width,
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.sample_rate = params->sample_rate,
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.cea = params->cea,
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};
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memcpy(audio.status, params->iec.status,
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min(sizeof(audio.status), sizeof(params->iec.status)));
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switch (daifmt->fmt) {
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case HDMI_I2S:
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if (daifmt->bit_clk_inv || daifmt->frame_clk_inv ||
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daifmt->bit_clk_master || daifmt->frame_clk_master) {
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dev_err(dev, "%s: Bad flags %d %d %d %d\n", __func__,
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daifmt->bit_clk_inv, daifmt->frame_clk_inv,
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daifmt->bit_clk_master,
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daifmt->frame_clk_master);
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return -EINVAL;
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}
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for (i = 0; i < ARRAY_SIZE(priv->audio_port); i++)
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if (priv->audio_port[i].format == AFMT_I2S)
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audio.config = priv->audio_port[i].config;
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audio.format = AFMT_I2S;
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break;
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case HDMI_SPDIF:
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for (i = 0; i < ARRAY_SIZE(priv->audio_port); i++)
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if (priv->audio_port[i].format == AFMT_SPDIF)
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audio.config = priv->audio_port[i].config;
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audio.format = AFMT_SPDIF;
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break;
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default:
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dev_err(dev, "%s: Invalid format %d\n", __func__, daifmt->fmt);
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return -EINVAL;
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}
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if (audio.config == 0) {
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dev_err(dev, "%s: No audio configutation found\n", __func__);
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return -EINVAL;
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}
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mutex_lock(&priv->audio_mutex);
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if (priv->supports_infoframes && priv->sink_has_audio)
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ret = tda998x_configure_audio(priv, &audio);
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else
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ret = 0;
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if (ret == 0)
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priv->audio_params = audio;
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mutex_unlock(&priv->audio_mutex);
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return ret;
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}
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static void tda998x_audio_shutdown(struct device *dev, void *data)
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{
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struct tda998x_priv *priv = dev_get_drvdata(dev);
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mutex_lock(&priv->audio_mutex);
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reg_write(priv, REG_ENA_AP, 0);
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priv->audio_params.format = AFMT_UNUSED;
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mutex_unlock(&priv->audio_mutex);
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}
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int tda998x_audio_digital_mute(struct device *dev, void *data, bool enable)
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{
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struct tda998x_priv *priv = dev_get_drvdata(dev);
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mutex_lock(&priv->audio_mutex);
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tda998x_audio_mute(priv, enable);
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mutex_unlock(&priv->audio_mutex);
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return 0;
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}
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static int tda998x_audio_get_eld(struct device *dev, void *data,
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uint8_t *buf, size_t len)
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{
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struct tda998x_priv *priv = dev_get_drvdata(dev);
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struct drm_mode_config *config = &priv->encoder.dev->mode_config;
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struct drm_connector *connector;
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int ret = -ENODEV;
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mutex_lock(&config->mutex);
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list_for_each_entry(connector, &config->connector_list, head) {
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if (&priv->encoder == connector->encoder) {
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memcpy(buf, connector->eld,
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min(sizeof(connector->eld), len));
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ret = 0;
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}
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}
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mutex_unlock(&config->mutex);
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return ret;
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}
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static const struct hdmi_codec_ops audio_codec_ops = {
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.hw_params = tda998x_audio_hw_params,
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.audio_shutdown = tda998x_audio_shutdown,
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.digital_mute = tda998x_audio_digital_mute,
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.get_eld = tda998x_audio_get_eld,
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};
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static int tda998x_audio_codec_init(struct tda998x_priv *priv,
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struct device *dev)
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{
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struct hdmi_codec_pdata codec_data = {
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.ops = &audio_codec_ops,
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.max_i2s_channels = 2,
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};
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int i;
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for (i = 0; i < ARRAY_SIZE(priv->audio_port); i++) {
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if (priv->audio_port[i].format == AFMT_I2S &&
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priv->audio_port[i].config != 0)
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codec_data.i2s = 1;
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if (priv->audio_port[i].format == AFMT_SPDIF &&
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priv->audio_port[i].config != 0)
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codec_data.spdif = 1;
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}
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priv->audio_pdev = platform_device_register_data(
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dev, HDMI_CODEC_DRV_NAME, PLATFORM_DEVID_AUTO,
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&codec_data, sizeof(codec_data));
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return PTR_ERR_OR_ZERO(priv->audio_pdev);
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}
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/* DRM connector functions */
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static int tda998x_connector_dpms(struct drm_connector *connector, int mode)
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@ -1284,143 +1423,6 @@ static void tda998x_destroy(struct tda998x_priv *priv)
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i2c_unregister_device(priv->cec);
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}
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static int tda998x_audio_hw_params(struct device *dev, void *data,
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struct hdmi_codec_daifmt *daifmt,
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struct hdmi_codec_params *params)
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{
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struct tda998x_priv *priv = dev_get_drvdata(dev);
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int i, ret;
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struct tda998x_audio_params audio = {
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.sample_width = params->sample_width,
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.sample_rate = params->sample_rate,
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.cea = params->cea,
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};
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memcpy(audio.status, params->iec.status,
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min(sizeof(audio.status), sizeof(params->iec.status)));
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switch (daifmt->fmt) {
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case HDMI_I2S:
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if (daifmt->bit_clk_inv || daifmt->frame_clk_inv ||
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daifmt->bit_clk_master || daifmt->frame_clk_master) {
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dev_err(dev, "%s: Bad flags %d %d %d %d\n", __func__,
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daifmt->bit_clk_inv, daifmt->frame_clk_inv,
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daifmt->bit_clk_master,
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daifmt->frame_clk_master);
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return -EINVAL;
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}
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for (i = 0; i < ARRAY_SIZE(priv->audio_port); i++)
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if (priv->audio_port[i].format == AFMT_I2S)
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audio.config = priv->audio_port[i].config;
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audio.format = AFMT_I2S;
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break;
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case HDMI_SPDIF:
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for (i = 0; i < ARRAY_SIZE(priv->audio_port); i++)
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if (priv->audio_port[i].format == AFMT_SPDIF)
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audio.config = priv->audio_port[i].config;
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audio.format = AFMT_SPDIF;
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break;
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default:
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dev_err(dev, "%s: Invalid format %d\n", __func__, daifmt->fmt);
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return -EINVAL;
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}
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if (audio.config == 0) {
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dev_err(dev, "%s: No audio configutation found\n", __func__);
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return -EINVAL;
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}
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mutex_lock(&priv->audio_mutex);
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if (priv->supports_infoframes && priv->sink_has_audio)
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ret = tda998x_configure_audio(priv, &audio);
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else
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ret = 0;
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if (ret == 0)
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priv->audio_params = audio;
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mutex_unlock(&priv->audio_mutex);
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return ret;
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}
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static void tda998x_audio_shutdown(struct device *dev, void *data)
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{
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struct tda998x_priv *priv = dev_get_drvdata(dev);
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mutex_lock(&priv->audio_mutex);
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reg_write(priv, REG_ENA_AP, 0);
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priv->audio_params.format = AFMT_UNUSED;
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mutex_unlock(&priv->audio_mutex);
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}
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int tda998x_audio_digital_mute(struct device *dev, void *data, bool enable)
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{
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struct tda998x_priv *priv = dev_get_drvdata(dev);
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mutex_lock(&priv->audio_mutex);
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tda998x_audio_mute(priv, enable);
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mutex_unlock(&priv->audio_mutex);
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return 0;
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}
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static int tda998x_audio_get_eld(struct device *dev, void *data,
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uint8_t *buf, size_t len)
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{
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struct tda998x_priv *priv = dev_get_drvdata(dev);
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struct drm_mode_config *config = &priv->encoder.dev->mode_config;
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struct drm_connector *connector;
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int ret = -ENODEV;
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mutex_lock(&config->mutex);
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list_for_each_entry(connector, &config->connector_list, head) {
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if (&priv->encoder == connector->encoder) {
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memcpy(buf, connector->eld,
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min(sizeof(connector->eld), len));
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ret = 0;
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}
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}
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mutex_unlock(&config->mutex);
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return ret;
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}
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static const struct hdmi_codec_ops audio_codec_ops = {
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.hw_params = tda998x_audio_hw_params,
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.audio_shutdown = tda998x_audio_shutdown,
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.digital_mute = tda998x_audio_digital_mute,
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.get_eld = tda998x_audio_get_eld,
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};
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static int tda998x_audio_codec_init(struct tda998x_priv *priv,
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struct device *dev)
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{
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struct hdmi_codec_pdata codec_data = {
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.ops = &audio_codec_ops,
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.max_i2s_channels = 2,
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};
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int i;
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for (i = 0; i < ARRAY_SIZE(priv->audio_port); i++) {
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if (priv->audio_port[i].format == AFMT_I2S &&
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priv->audio_port[i].config != 0)
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codec_data.i2s = 1;
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if (priv->audio_port[i].format == AFMT_SPDIF &&
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priv->audio_port[i].config != 0)
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codec_data.spdif = 1;
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}
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priv->audio_pdev = platform_device_register_data(
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dev, HDMI_CODEC_DRV_NAME, PLATFORM_DEVID_AUTO,
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&codec_data, sizeof(codec_data));
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return PTR_ERR_OR_ZERO(priv->audio_pdev);
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}
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/* I2C driver functions */
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static int tda998x_get_audio_ports(struct tda998x_priv *priv,
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