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ASoC: fsl-ssi: Drop ac97 specific trigger function
The normal trigger function can now be used for AC97. Drop AC97 trigger function. Signed-off-by: Markus Pargmann <mpa@pengutronix.de> Signed-off-by: Mark Brown <broonie@linaro.org>
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6de8387905
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@ -1052,6 +1052,7 @@ static int fsl_ssi_trigger(struct snd_pcm_substream *substream, int cmd,
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct fsl_ssi_private *ssi_private = snd_soc_dai_get_drvdata(rtd->cpu_dai);
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struct ccsr_ssi __iomem *ssi = ssi_private->ssi;
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unsigned long flags;
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switch (cmd) {
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@ -1082,6 +1083,12 @@ static int fsl_ssi_trigger(struct snd_pcm_substream *substream, int cmd,
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return -EINVAL;
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}
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if (ssi_private->imx_ac97) {
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if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
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write_ssi(CCSR_SSI_SOR_TX_CLR, &ssi->sor);
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else
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write_ssi(CCSR_SSI_SOR_RX_CLR, &ssi->sor);
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}
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return 0;
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}
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@ -1129,58 +1136,6 @@ static const struct snd_soc_component_driver fsl_ssi_component = {
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.name = "fsl-ssi",
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};
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/**
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* fsl_ssi_ac97_trigger: start and stop the AC97 receive/transmit.
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*
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* This function is called by ALSA to start, stop, pause, and resume the
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* transfer of data.
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*/
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static int fsl_ssi_ac97_trigger(struct snd_pcm_substream *substream, int cmd,
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struct snd_soc_dai *dai)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct fsl_ssi_private *ssi_private = snd_soc_dai_get_drvdata(
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rtd->cpu_dai);
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struct ccsr_ssi __iomem *ssi = ssi_private->ssi;
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switch (cmd) {
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case SNDRV_PCM_TRIGGER_START:
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case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
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if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
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write_ssi_mask(&ssi->sier, 0, CCSR_SSI_SIER_TIE |
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CCSR_SSI_SIER_TFE0_EN);
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else
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write_ssi_mask(&ssi->sier, 0, CCSR_SSI_SIER_RIE |
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CCSR_SSI_SIER_RFF0_EN);
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break;
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case SNDRV_PCM_TRIGGER_STOP:
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case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
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if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
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write_ssi_mask(&ssi->sier, CCSR_SSI_SIER_TIE |
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CCSR_SSI_SIER_TFE0_EN, 0);
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else
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write_ssi_mask(&ssi->sier, CCSR_SSI_SIER_RIE |
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CCSR_SSI_SIER_RFF0_EN, 0);
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break;
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default:
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return -EINVAL;
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}
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if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
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write_ssi(CCSR_SSI_SOR_TX_CLR, &ssi->sor);
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else
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write_ssi(CCSR_SSI_SOR_RX_CLR, &ssi->sor);
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return 0;
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}
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static const struct snd_soc_dai_ops fsl_ssi_ac97_dai_ops = {
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.startup = fsl_ssi_startup,
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.trigger = fsl_ssi_ac97_trigger,
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};
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static struct snd_soc_dai_driver fsl_ssi_ac97_dai = {
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.ac97_control = 1,
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.playback = {
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@ -1197,7 +1152,7 @@ static struct snd_soc_dai_driver fsl_ssi_ac97_dai = {
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.rates = SNDRV_PCM_RATE_48000,
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.formats = SNDRV_PCM_FMTBIT_S16_LE,
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},
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.ops = &fsl_ssi_ac97_dai_ops,
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.ops = &fsl_ssi_dai_ops,
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};
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