diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h index 59d21848a472..15bc039de78d 100644 --- a/include/sound/hdaudio.h +++ b/include/sound/hdaudio.h @@ -123,6 +123,15 @@ int snd_hdac_get_connections(struct hdac_device *codec, hda_nid_t nid, hda_nid_t *conn_list, int max_conns); int snd_hdac_get_sub_nodes(struct hdac_device *codec, hda_nid_t nid, hda_nid_t *start_id); +unsigned int snd_hdac_calc_stream_format(unsigned int rate, + unsigned int channels, + unsigned int format, + unsigned int maxbps, + unsigned short spdif_ctls); +int snd_hdac_query_supported_pcm(struct hdac_device *codec, hda_nid_t nid, + u32 *ratesp, u64 *formatsp, unsigned int *bpsp); +bool snd_hdac_is_supported_format(struct hdac_device *codec, hda_nid_t nid, + unsigned int format); /** * snd_hdac_read_parm - read a codec parameter diff --git a/sound/hda/hdac_device.c b/sound/hda/hdac_device.c index f75bf5622687..55c7d086b9dd 100644 --- a/sound/hda/hdac_device.c +++ b/sound/hda/hdac_device.c @@ -10,6 +10,7 @@ #include #include #include +#include #include "local.h" static void setup_fg_nodes(struct hdac_device *codec); @@ -597,3 +598,302 @@ static int get_codec_vendor_name(struct hdac_device *codec) codec->vendor_name = kasprintf(GFP_KERNEL, "Generic %04x", vendor_id); return codec->vendor_name ? 0 : -ENOMEM; } + +/* + * stream formats + */ +struct hda_rate_tbl { + unsigned int hz; + unsigned int alsa_bits; + unsigned int hda_fmt; +}; + +/* rate = base * mult / div */ +#define HDA_RATE(base, mult, div) \ + (AC_FMT_BASE_##base##K | (((mult) - 1) << AC_FMT_MULT_SHIFT) | \ + (((div) - 1) << AC_FMT_DIV_SHIFT)) + +static struct hda_rate_tbl rate_bits[] = { + /* rate in Hz, ALSA rate bitmask, HDA format value */ + + /* autodetected value used in snd_hda_query_supported_pcm */ + { 8000, SNDRV_PCM_RATE_8000, HDA_RATE(48, 1, 6) }, + { 11025, SNDRV_PCM_RATE_11025, HDA_RATE(44, 1, 4) }, + { 16000, SNDRV_PCM_RATE_16000, HDA_RATE(48, 1, 3) }, + { 22050, SNDRV_PCM_RATE_22050, HDA_RATE(44, 1, 2) }, + { 32000, SNDRV_PCM_RATE_32000, HDA_RATE(48, 2, 3) }, + { 44100, SNDRV_PCM_RATE_44100, HDA_RATE(44, 1, 1) }, + { 48000, SNDRV_PCM_RATE_48000, HDA_RATE(48, 1, 1) }, + { 88200, SNDRV_PCM_RATE_88200, HDA_RATE(44, 2, 1) }, + { 96000, SNDRV_PCM_RATE_96000, HDA_RATE(48, 2, 1) }, + { 176400, SNDRV_PCM_RATE_176400, HDA_RATE(44, 4, 1) }, + { 192000, SNDRV_PCM_RATE_192000, HDA_RATE(48, 4, 1) }, +#define AC_PAR_PCM_RATE_BITS 11 + /* up to bits 10, 384kHZ isn't supported properly */ + + /* not autodetected value */ + { 9600, SNDRV_PCM_RATE_KNOT, HDA_RATE(48, 1, 5) }, + + { 0 } /* terminator */ +}; + +/** + * snd_hdac_calc_stream_format - calculate the format bitset + * @rate: the sample rate + * @channels: the number of channels + * @format: the PCM format (SNDRV_PCM_FORMAT_XXX) + * @maxbps: the max. bps + * @spdif_ctls: HD-audio SPDIF status bits (0 if irrelevant) + * + * Calculate the format bitset from the given rate, channels and th PCM format. + * + * Return zero if invalid. + */ +unsigned int snd_hdac_calc_stream_format(unsigned int rate, + unsigned int channels, + unsigned int format, + unsigned int maxbps, + unsigned short spdif_ctls) +{ + int i; + unsigned int val = 0; + + for (i = 0; rate_bits[i].hz; i++) + if (rate_bits[i].hz == rate) { + val = rate_bits[i].hda_fmt; + break; + } + if (!rate_bits[i].hz) + return 0; + + if (channels == 0 || channels > 8) + return 0; + val |= channels - 1; + + switch (snd_pcm_format_width(format)) { + case 8: + val |= AC_FMT_BITS_8; + break; + case 16: + val |= AC_FMT_BITS_16; + break; + case 20: + case 24: + case 32: + if (maxbps >= 32 || format == SNDRV_PCM_FORMAT_FLOAT_LE) + val |= AC_FMT_BITS_32; + else if (maxbps >= 24) + val |= AC_FMT_BITS_24; + else + val |= AC_FMT_BITS_20; + break; + default: + return 0; + } + + if (spdif_ctls & AC_DIG1_NONAUDIO) + val |= AC_FMT_TYPE_NON_PCM; + + return val; +} +EXPORT_SYMBOL_GPL(snd_hdac_calc_stream_format); + +static unsigned int query_pcm_param(struct hdac_device *codec, hda_nid_t nid) +{ + unsigned int val = 0; + + if (nid != codec->afg && + (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) + val = snd_hdac_read_parm(codec, nid, AC_PAR_PCM); + if (!val || val == -1) + val = snd_hdac_read_parm(codec, codec->afg, AC_PAR_PCM); + if (!val || val == -1) + return 0; + return val; +} + +static unsigned int query_stream_param(struct hdac_device *codec, hda_nid_t nid) +{ + unsigned int streams = snd_hdac_read_parm(codec, nid, AC_PAR_STREAM); + + if (!streams || streams == -1) + streams = snd_hdac_read_parm(codec, codec->afg, AC_PAR_STREAM); + if (!streams || streams == -1) + return 0; + return streams; +} + +/** + * snd_hdac_query_supported_pcm - query the supported PCM rates and formats + * @codec: the codec object + * @nid: NID to query + * @ratesp: the pointer to store the detected rate bitflags + * @formatsp: the pointer to store the detected formats + * @bpsp: the pointer to store the detected format widths + * + * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp + * or @bsps argument is ignored. + * + * Returns 0 if successful, otherwise a negative error code. + */ +int snd_hdac_query_supported_pcm(struct hdac_device *codec, hda_nid_t nid, + u32 *ratesp, u64 *formatsp, unsigned int *bpsp) +{ + unsigned int i, val, wcaps; + + wcaps = get_wcaps(codec, nid); + val = query_pcm_param(codec, nid); + + if (ratesp) { + u32 rates = 0; + for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) { + if (val & (1 << i)) + rates |= rate_bits[i].alsa_bits; + } + if (rates == 0) { + dev_err(&codec->dev, + "rates == 0 (nid=0x%x, val=0x%x, ovrd=%i)\n", + nid, val, + (wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0); + return -EIO; + } + *ratesp = rates; + } + + if (formatsp || bpsp) { + u64 formats = 0; + unsigned int streams, bps; + + streams = query_stream_param(codec, nid); + if (!streams) + return -EIO; + + bps = 0; + if (streams & AC_SUPFMT_PCM) { + if (val & AC_SUPPCM_BITS_8) { + formats |= SNDRV_PCM_FMTBIT_U8; + bps = 8; + } + if (val & AC_SUPPCM_BITS_16) { + formats |= SNDRV_PCM_FMTBIT_S16_LE; + bps = 16; + } + if (wcaps & AC_WCAP_DIGITAL) { + if (val & AC_SUPPCM_BITS_32) + formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE; + if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24)) + formats |= SNDRV_PCM_FMTBIT_S32_LE; + if (val & AC_SUPPCM_BITS_24) + bps = 24; + else if (val & AC_SUPPCM_BITS_20) + bps = 20; + } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24| + AC_SUPPCM_BITS_32)) { + formats |= SNDRV_PCM_FMTBIT_S32_LE; + if (val & AC_SUPPCM_BITS_32) + bps = 32; + else if (val & AC_SUPPCM_BITS_24) + bps = 24; + else if (val & AC_SUPPCM_BITS_20) + bps = 20; + } + } +#if 0 /* FIXME: CS4206 doesn't work, which is the only codec supporting float */ + if (streams & AC_SUPFMT_FLOAT32) { + formats |= SNDRV_PCM_FMTBIT_FLOAT_LE; + if (!bps) + bps = 32; + } +#endif + if (streams == AC_SUPFMT_AC3) { + /* should be exclusive */ + /* temporary hack: we have still no proper support + * for the direct AC3 stream... + */ + formats |= SNDRV_PCM_FMTBIT_U8; + bps = 8; + } + if (formats == 0) { + dev_err(&codec->dev, + "formats == 0 (nid=0x%x, val=0x%x, ovrd=%i, streams=0x%x)\n", + nid, val, + (wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0, + streams); + return -EIO; + } + if (formatsp) + *formatsp = formats; + if (bpsp) + *bpsp = bps; + } + + return 0; +} +EXPORT_SYMBOL_GPL(snd_hdac_query_supported_pcm); + +/** + * snd_hdac_is_supported_format - Check the validity of the format + * @codec: the codec object + * @nid: NID to check + * @format: the HD-audio format value to check + * + * Check whether the given node supports the format value. + * + * Returns true if supported, false if not. + */ +bool snd_hdac_is_supported_format(struct hdac_device *codec, hda_nid_t nid, + unsigned int format) +{ + int i; + unsigned int val = 0, rate, stream; + + val = query_pcm_param(codec, nid); + if (!val) + return false; + + rate = format & 0xff00; + for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) + if (rate_bits[i].hda_fmt == rate) { + if (val & (1 << i)) + break; + return false; + } + if (i >= AC_PAR_PCM_RATE_BITS) + return false; + + stream = query_stream_param(codec, nid); + if (!stream) + return false; + + if (stream & AC_SUPFMT_PCM) { + switch (format & 0xf0) { + case 0x00: + if (!(val & AC_SUPPCM_BITS_8)) + return false; + break; + case 0x10: + if (!(val & AC_SUPPCM_BITS_16)) + return false; + break; + case 0x20: + if (!(val & AC_SUPPCM_BITS_20)) + return false; + break; + case 0x30: + if (!(val & AC_SUPPCM_BITS_24)) + return false; + break; + case 0x40: + if (!(val & AC_SUPPCM_BITS_32)) + return false; + break; + default: + return false; + } + } else { + /* FIXME: check for float32 and AC3? */ + } + + return true; +} +EXPORT_SYMBOL_GPL(snd_hdac_is_supported_format); diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index 2abf9f95dcbb..df3cebc06110 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -3191,311 +3191,6 @@ int snd_hda_codec_build_controls(struct hda_codec *codec) return 0; } -/* - * stream formats - */ -struct hda_rate_tbl { - unsigned int hz; - unsigned int alsa_bits; - unsigned int hda_fmt; -}; - -/* rate = base * mult / div */ -#define HDA_RATE(base, mult, div) \ - (AC_FMT_BASE_##base##K | (((mult) - 1) << AC_FMT_MULT_SHIFT) | \ - (((div) - 1) << AC_FMT_DIV_SHIFT)) - -static struct hda_rate_tbl rate_bits[] = { - /* rate in Hz, ALSA rate bitmask, HDA format value */ - - /* autodetected value used in snd_hda_query_supported_pcm */ - { 8000, SNDRV_PCM_RATE_8000, HDA_RATE(48, 1, 6) }, - { 11025, SNDRV_PCM_RATE_11025, HDA_RATE(44, 1, 4) }, - { 16000, SNDRV_PCM_RATE_16000, HDA_RATE(48, 1, 3) }, - { 22050, SNDRV_PCM_RATE_22050, HDA_RATE(44, 1, 2) }, - { 32000, SNDRV_PCM_RATE_32000, HDA_RATE(48, 2, 3) }, - { 44100, SNDRV_PCM_RATE_44100, HDA_RATE(44, 1, 1) }, - { 48000, SNDRV_PCM_RATE_48000, HDA_RATE(48, 1, 1) }, - { 88200, SNDRV_PCM_RATE_88200, HDA_RATE(44, 2, 1) }, - { 96000, SNDRV_PCM_RATE_96000, HDA_RATE(48, 2, 1) }, - { 176400, SNDRV_PCM_RATE_176400, HDA_RATE(44, 4, 1) }, - { 192000, SNDRV_PCM_RATE_192000, HDA_RATE(48, 4, 1) }, -#define AC_PAR_PCM_RATE_BITS 11 - /* up to bits 10, 384kHZ isn't supported properly */ - - /* not autodetected value */ - { 9600, SNDRV_PCM_RATE_KNOT, HDA_RATE(48, 1, 5) }, - - { 0 } /* terminator */ -}; - -/** - * snd_hda_calc_stream_format - calculate format bitset - * @codec: HD-audio codec - * @rate: the sample rate - * @channels: the number of channels - * @format: the PCM format (SNDRV_PCM_FORMAT_XXX) - * @maxbps: the max. bps - * @spdif_ctls: HD-audio SPDIF status bits (0 if irrelevant) - * - * Calculate the format bitset from the given rate, channels and th PCM format. - * - * Return zero if invalid. - */ -unsigned int snd_hda_calc_stream_format(struct hda_codec *codec, - unsigned int rate, - unsigned int channels, - unsigned int format, - unsigned int maxbps, - unsigned short spdif_ctls) -{ - int i; - unsigned int val = 0; - - for (i = 0; rate_bits[i].hz; i++) - if (rate_bits[i].hz == rate) { - val = rate_bits[i].hda_fmt; - break; - } - if (!rate_bits[i].hz) { - codec_dbg(codec, "invalid rate %d\n", rate); - return 0; - } - - if (channels == 0 || channels > 8) { - codec_dbg(codec, "invalid channels %d\n", channels); - return 0; - } - val |= channels - 1; - - switch (snd_pcm_format_width(format)) { - case 8: - val |= AC_FMT_BITS_8; - break; - case 16: - val |= AC_FMT_BITS_16; - break; - case 20: - case 24: - case 32: - if (maxbps >= 32 || format == SNDRV_PCM_FORMAT_FLOAT_LE) - val |= AC_FMT_BITS_32; - else if (maxbps >= 24) - val |= AC_FMT_BITS_24; - else - val |= AC_FMT_BITS_20; - break; - default: - codec_dbg(codec, "invalid format width %d\n", - snd_pcm_format_width(format)); - return 0; - } - - if (spdif_ctls & AC_DIG1_NONAUDIO) - val |= AC_FMT_TYPE_NON_PCM; - - return val; -} -EXPORT_SYMBOL_GPL(snd_hda_calc_stream_format); - -static unsigned int query_pcm_param(struct hda_codec *codec, hda_nid_t nid) -{ - unsigned int val = 0; - if (nid != codec->core.afg && - (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) - val = snd_hda_param_read(codec, nid, AC_PAR_PCM); - if (!val || val == -1) - val = snd_hda_param_read(codec, codec->core.afg, AC_PAR_PCM); - if (!val || val == -1) - return 0; - return val; -} - -static unsigned int query_stream_param(struct hda_codec *codec, hda_nid_t nid) -{ - unsigned int streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM); - if (!streams || streams == -1) - streams = snd_hda_param_read(codec, codec->core.afg, AC_PAR_STREAM); - if (!streams || streams == -1) - return 0; - return streams; -} - -/** - * snd_hda_query_supported_pcm - query the supported PCM rates and formats - * @codec: the HDA codec - * @nid: NID to query - * @ratesp: the pointer to store the detected rate bitflags - * @formatsp: the pointer to store the detected formats - * @bpsp: the pointer to store the detected format widths - * - * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp - * or @bsps argument is ignored. - * - * Returns 0 if successful, otherwise a negative error code. - */ -int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, - u32 *ratesp, u64 *formatsp, unsigned int *bpsp) -{ - unsigned int i, val, wcaps; - - wcaps = get_wcaps(codec, nid); - val = query_pcm_param(codec, nid); - - if (ratesp) { - u32 rates = 0; - for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) { - if (val & (1 << i)) - rates |= rate_bits[i].alsa_bits; - } - if (rates == 0) { - codec_err(codec, - "rates == 0 (nid=0x%x, val=0x%x, ovrd=%i)\n", - nid, val, - (wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0); - return -EIO; - } - *ratesp = rates; - } - - if (formatsp || bpsp) { - u64 formats = 0; - unsigned int streams, bps; - - streams = query_stream_param(codec, nid); - if (!streams) - return -EIO; - - bps = 0; - if (streams & AC_SUPFMT_PCM) { - if (val & AC_SUPPCM_BITS_8) { - formats |= SNDRV_PCM_FMTBIT_U8; - bps = 8; - } - if (val & AC_SUPPCM_BITS_16) { - formats |= SNDRV_PCM_FMTBIT_S16_LE; - bps = 16; - } - if (wcaps & AC_WCAP_DIGITAL) { - if (val & AC_SUPPCM_BITS_32) - formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE; - if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24)) - formats |= SNDRV_PCM_FMTBIT_S32_LE; - if (val & AC_SUPPCM_BITS_24) - bps = 24; - else if (val & AC_SUPPCM_BITS_20) - bps = 20; - } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24| - AC_SUPPCM_BITS_32)) { - formats |= SNDRV_PCM_FMTBIT_S32_LE; - if (val & AC_SUPPCM_BITS_32) - bps = 32; - else if (val & AC_SUPPCM_BITS_24) - bps = 24; - else if (val & AC_SUPPCM_BITS_20) - bps = 20; - } - } -#if 0 /* FIXME: CS4206 doesn't work, which is the only codec supporting float */ - if (streams & AC_SUPFMT_FLOAT32) { - formats |= SNDRV_PCM_FMTBIT_FLOAT_LE; - if (!bps) - bps = 32; - } -#endif - if (streams == AC_SUPFMT_AC3) { - /* should be exclusive */ - /* temporary hack: we have still no proper support - * for the direct AC3 stream... - */ - formats |= SNDRV_PCM_FMTBIT_U8; - bps = 8; - } - if (formats == 0) { - codec_err(codec, - "formats == 0 (nid=0x%x, val=0x%x, ovrd=%i, streams=0x%x)\n", - nid, val, - (wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0, - streams); - return -EIO; - } - if (formatsp) - *formatsp = formats; - if (bpsp) - *bpsp = bps; - } - - return 0; -} -EXPORT_SYMBOL_GPL(snd_hda_query_supported_pcm); - -/** - * snd_hda_is_supported_format - Check the validity of the format - * @codec: HD-audio codec - * @nid: NID to check - * @format: the HD-audio format value to check - * - * Check whether the given node supports the format value. - * - * Returns 1 if supported, 0 if not. - */ -int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid, - unsigned int format) -{ - int i; - unsigned int val = 0, rate, stream; - - val = query_pcm_param(codec, nid); - if (!val) - return 0; - - rate = format & 0xff00; - for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) - if (rate_bits[i].hda_fmt == rate) { - if (val & (1 << i)) - break; - return 0; - } - if (i >= AC_PAR_PCM_RATE_BITS) - return 0; - - stream = query_stream_param(codec, nid); - if (!stream) - return 0; - - if (stream & AC_SUPFMT_PCM) { - switch (format & 0xf0) { - case 0x00: - if (!(val & AC_SUPPCM_BITS_8)) - return 0; - break; - case 0x10: - if (!(val & AC_SUPPCM_BITS_16)) - return 0; - break; - case 0x20: - if (!(val & AC_SUPPCM_BITS_20)) - return 0; - break; - case 0x30: - if (!(val & AC_SUPPCM_BITS_24)) - return 0; - break; - case 0x40: - if (!(val & AC_SUPPCM_BITS_32)) - return 0; - break; - default: - return 0; - } - } else { - /* FIXME: check for float32 and AC3? */ - } - - return 1; -} -EXPORT_SYMBOL_GPL(snd_hda_is_supported_format); - /* * PCM stuff */ diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h index 57b9aa0f36c1..1ffdd39cb556 100644 --- a/sound/pci/hda/hda_codec.h +++ b/sound/pci/hda/hda_codec.h @@ -365,8 +365,6 @@ int snd_hda_get_conn_index(struct hda_codec *codec, hda_nid_t mux, hda_nid_t nid, int recursive); int snd_hda_get_devices(struct hda_codec *codec, hda_nid_t nid, u8 *dev_list, int max_devices); -int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, - u32 *ratesp, u64 *formatsp, unsigned int *bpsp); struct hda_verb { hda_nid_t nid; @@ -458,14 +456,11 @@ void __snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid, int do_now); #define snd_hda_codec_cleanup_stream(codec, nid) \ __snd_hda_codec_cleanup_stream(codec, nid, 0) -unsigned int snd_hda_calc_stream_format(struct hda_codec *codec, - unsigned int rate, - unsigned int channels, - unsigned int format, - unsigned int maxbps, - unsigned short spdif_ctls); -int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid, - unsigned int format); + +#define snd_hda_query_supported_pcm(codec, nid, ratesp, fmtsp, bpsp) \ + snd_hdac_query_supported_pcm(&(codec)->core, nid, ratesp, fmtsp, bpsp) +#define snd_hda_is_supported_format(codec, nid, fmt) \ + snd_hdac_is_supported_format(&(codec)->core, nid, fmt) extern const struct snd_pcm_chmap_elem snd_pcm_2_1_chmaps[]; diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c index aaf01e841426..8f12ad9a4df5 100644 --- a/sound/pci/hda/hda_controller.c +++ b/sound/pci/hda/hda_controller.c @@ -167,8 +167,7 @@ static int azx_pcm_prepare(struct snd_pcm_substream *substream) } snd_hdac_stream_reset(azx_stream(azx_dev)); - format_val = snd_hda_calc_stream_format(apcm->codec, - runtime->rate, + format_val = snd_hdac_calc_stream_format(runtime->rate, runtime->channels, runtime->format, hinfo->maxbps, diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c index 4a4e7b282e4f..2de1a4222a7d 100644 --- a/sound/pci/hda/patch_ca0132.c +++ b/sound/pci/hda/patch_ca0132.c @@ -2052,11 +2052,8 @@ static int dma_convert_to_hda_format(struct hda_codec *codec, { unsigned int format_val; - format_val = snd_hda_calc_stream_format(codec, - sample_rate, - channels, - SNDRV_PCM_FORMAT_S32_LE, - 32, 0); + format_val = snd_hdac_calc_stream_format(sample_rate, + channels, SNDRV_PCM_FORMAT_S32_LE, 32, 0); if (hda_format) *hda_format = (unsigned short)format_val;