From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- sound/soc/codecs/hda-dai.c | 102 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 102 insertions(+) create mode 100644 sound/soc/codecs/hda-dai.c (limited to 'sound/soc/codecs/hda-dai.c') diff --git a/sound/soc/codecs/hda-dai.c b/sound/soc/codecs/hda-dai.c new file mode 100644 index 000000000..5371ff086 --- /dev/null +++ b/sound/soc/codecs/hda-dai.c @@ -0,0 +1,102 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright(c) 2021-2022 Intel Corporation. All rights reserved. +// +// Author: Cezary Rojewski +// + +#include +#include +#include "hda.h" + +static int hda_codec_dai_startup(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) +{ + struct hda_pcm_stream *stream_info; + struct hda_codec *codec; + struct hda_pcm *pcm; + int ret; + + codec = dev_to_hda_codec(dai->dev); + stream_info = snd_soc_dai_get_dma_data(dai, substream); + pcm = container_of(stream_info, struct hda_pcm, stream[substream->stream]); + + dev_dbg(dai->dev, "open stream codec: %08x, info: %p, pcm: %p %s substream: %p\n", + codec->core.vendor_id, stream_info, pcm, pcm->name, substream); + + snd_hda_codec_pcm_get(pcm); + + ret = stream_info->ops.open(stream_info, codec, substream); + if (ret < 0) { + dev_err(dai->dev, "codec open failed: %d\n", ret); + snd_hda_codec_pcm_put(pcm); + return ret; + } + + return 0; +} + +static void hda_codec_dai_shutdown(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) +{ + struct hda_pcm_stream *stream_info; + struct hda_codec *codec; + struct hda_pcm *pcm; + int ret; + + codec = dev_to_hda_codec(dai->dev); + stream_info = snd_soc_dai_get_dma_data(dai, substream); + pcm = container_of(stream_info, struct hda_pcm, stream[substream->stream]); + + dev_dbg(dai->dev, "close stream codec: %08x, info: %p, pcm: %p %s substream: %p\n", + codec->core.vendor_id, stream_info, pcm, pcm->name, substream); + + ret = stream_info->ops.close(stream_info, codec, substream); + if (ret < 0) + dev_err(dai->dev, "codec close failed: %d\n", ret); + + snd_hda_codec_pcm_put(pcm); +} + +static int hda_codec_dai_hw_free(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) +{ + struct hda_pcm_stream *stream_info; + struct hda_codec *codec; + + codec = dev_to_hda_codec(dai->dev); + stream_info = snd_soc_dai_get_dma_data(dai, substream); + + snd_hda_codec_cleanup(codec, stream_info, substream); + + return 0; +} + +static int hda_codec_dai_prepare(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) +{ + struct snd_pcm_runtime *runtime = substream->runtime; + struct hda_pcm_stream *stream_info; + struct hdac_stream *stream; + struct hda_codec *codec; + unsigned int format; + int ret; + + codec = dev_to_hda_codec(dai->dev); + stream = substream->runtime->private_data; + stream_info = snd_soc_dai_get_dma_data(dai, substream); + format = snd_hdac_calc_stream_format(runtime->rate, runtime->channels, runtime->format, + runtime->sample_bits, 0); + + ret = snd_hda_codec_prepare(codec, stream_info, stream->stream_tag, format, substream); + if (ret < 0) { + dev_err(dai->dev, "codec prepare failed: %d\n", ret); + return ret; + } + + return 0; +} + +const struct snd_soc_dai_ops snd_soc_hda_codec_dai_ops = { + .startup = hda_codec_dai_startup, + .shutdown = hda_codec_dai_shutdown, + .hw_free = hda_codec_dai_hw_free, + .prepare = hda_codec_dai_prepare, +}; +EXPORT_SYMBOL_GPL(snd_soc_hda_codec_dai_ops); -- cgit v1.2.3