diff options
Diffstat (limited to 'sound/soc/meson/axg-tdm-interface.c')
| -rw-r--r-- | sound/soc/meson/axg-tdm-interface.c | 59 |
1 files changed, 39 insertions, 20 deletions
diff --git a/sound/soc/meson/axg-tdm-interface.c b/sound/soc/meson/axg-tdm-interface.c index bf708717635b..421b5d719fb3 100644 --- a/sound/soc/meson/axg-tdm-interface.c +++ b/sound/soc/meson/axg-tdm-interface.c @@ -309,6 +309,7 @@ static int axg_tdm_iface_hw_params(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { struct axg_tdm_iface *iface = snd_soc_dai_get_drvdata(dai); + struct axg_tdm_stream *ts = snd_soc_dai_get_dma_data(dai, substream); int ret; switch (iface->fmt & SND_SOC_DAIFMT_FORMAT_MASK) { @@ -346,7 +347,11 @@ static int axg_tdm_iface_hw_params(struct snd_pcm_substream *substream, return ret; } - return 0; + ret = axg_tdm_stream_set_cont_clocks(ts, iface->fmt); + if (ret) + dev_err(dai->dev, "failed to apply continuous clock setting\n"); + + return ret; } static int axg_tdm_iface_hw_free(struct snd_pcm_substream *substream, @@ -354,19 +359,32 @@ static int axg_tdm_iface_hw_free(struct snd_pcm_substream *substream, { struct axg_tdm_stream *ts = snd_soc_dai_get_dma_data(dai, substream); - /* Stop all attached formatters */ - axg_tdm_stream_stop(ts); - - return 0; + return axg_tdm_stream_set_cont_clocks(ts, 0); } -static int axg_tdm_iface_prepare(struct snd_pcm_substream *substream, +static int axg_tdm_iface_trigger(struct snd_pcm_substream *substream, + int cmd, struct snd_soc_dai *dai) { - struct axg_tdm_stream *ts = snd_soc_dai_get_dma_data(dai, substream); + struct axg_tdm_stream *ts = + snd_soc_dai_get_dma_data(dai, substream); - /* Force all attached formatters to update */ - return axg_tdm_stream_reset(ts); + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_RESUME: + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + axg_tdm_stream_start(ts); + break; + case SNDRV_PCM_TRIGGER_SUSPEND: + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + case SNDRV_PCM_TRIGGER_STOP: + axg_tdm_stream_stop(ts); + break; + default: + return -EINVAL; + } + + return 0; } static int axg_tdm_iface_remove_dai(struct snd_soc_dai *dai) @@ -412,8 +430,8 @@ static const struct snd_soc_dai_ops axg_tdm_iface_ops = { .set_fmt = axg_tdm_iface_set_fmt, .startup = axg_tdm_iface_startup, .hw_params = axg_tdm_iface_hw_params, - .prepare = axg_tdm_iface_prepare, .hw_free = axg_tdm_iface_hw_free, + .trigger = axg_tdm_iface_trigger, }; /* TDM Backend DAIs */ @@ -424,14 +442,18 @@ static const struct snd_soc_dai_driver axg_tdm_iface_dai_drv[] = { .stream_name = "Playback", .channels_min = 1, .channels_max = AXG_TDM_CHANNEL_MAX, - .rates = AXG_TDM_RATES, + .rates = SNDRV_PCM_RATE_CONTINUOUS, + .rate_min = 5512, + .rate_max = 768000, .formats = AXG_TDM_FORMATS, }, .capture = { .stream_name = "Capture", .channels_min = 1, .channels_max = AXG_TDM_CHANNEL_MAX, - .rates = AXG_TDM_RATES, + .rates = SNDRV_PCM_RATE_CONTINUOUS, + .rate_min = 5512, + .rate_max = 768000, .formats = AXG_TDM_FORMATS, }, .id = TDM_IFACE_PAD, @@ -443,7 +465,9 @@ static const struct snd_soc_dai_driver axg_tdm_iface_dai_drv[] = { .stream_name = "Loopback", .channels_min = 1, .channels_max = AXG_TDM_CHANNEL_MAX, - .rates = AXG_TDM_RATES, + .rates = SNDRV_PCM_RATE_CONTINUOUS, + .rate_min = 5512, + .rate_max = 768000, .formats = AXG_TDM_FORMATS, }, .id = TDM_IFACE_LOOPBACK, @@ -505,7 +529,6 @@ static int axg_tdm_iface_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct snd_soc_dai_driver *dai_drv; struct axg_tdm_iface *iface; - int i; iface = devm_kzalloc(dev, sizeof(*iface), GFP_KERNEL); if (!iface) @@ -517,15 +540,11 @@ static int axg_tdm_iface_probe(struct platform_device *pdev) * We'll change the number of channel provided by DAI stream, so dpcm * channel merge can be done properly */ - dai_drv = devm_kcalloc(dev, ARRAY_SIZE(axg_tdm_iface_dai_drv), - sizeof(*dai_drv), GFP_KERNEL); + dai_drv = devm_kmemdup_array(dev, axg_tdm_iface_dai_drv, ARRAY_SIZE(axg_tdm_iface_dai_drv), + sizeof(axg_tdm_iface_dai_drv[0]), GFP_KERNEL); if (!dai_drv) return -ENOMEM; - for (i = 0; i < ARRAY_SIZE(axg_tdm_iface_dai_drv); i++) - memcpy(&dai_drv[i], &axg_tdm_iface_dai_drv[i], - sizeof(*dai_drv)); - /* Bit clock provided on the pad */ iface->sclk = devm_clk_get(dev, "sclk"); if (IS_ERR(iface->sclk)) |