diff options
Diffstat (limited to 'sound/hda/hdac_device.c')
| -rw-r--r-- | sound/hda/hdac_device.c | 45 |
1 files changed, 25 insertions, 20 deletions
diff --git a/sound/hda/hdac_device.c b/sound/hda/hdac_device.c index bbf7bcdb449a..cde4d5c33771 100644 --- a/sound/hda/hdac_device.c +++ b/sound/hda/hdac_device.c @@ -817,15 +817,17 @@ static unsigned int query_stream_param(struct hdac_device *codec, hda_nid_t nid) * @nid: NID to query * @ratesp: the pointer to store the detected rate bitflags * @formatsp: the pointer to store the detected formats + * @subformatsp: the pointer to store the detected subformats for S32_LE format * @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. + * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp, + * @subformatsp or @bpsp 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) + u32 *ratesp, u64 *formatsp, u32 *subformatsp, + unsigned int *bpsp) { unsigned int i, val, wcaps; @@ -848,9 +850,10 @@ int snd_hdac_query_supported_pcm(struct hdac_device *codec, hda_nid_t nid, *ratesp = rates; } - if (formatsp || bpsp) { - u64 formats = 0; + if (formatsp || subformatsp || bpsp) { unsigned int streams, bps; + u32 subformats = 0; + u64 formats = 0; streams = query_stream_param(codec, nid); if (!streams) @@ -866,24 +869,24 @@ int snd_hdac_query_supported_pcm(struct hdac_device *codec, hda_nid_t nid, formats |= SNDRV_PCM_FMTBIT_S16_LE; bps = 16; } - if (wcaps & AC_WCAP_DIGITAL) { - if (val & AC_SUPPCM_BITS_32) + if (val & AC_SUPPCM_BITS_20) { + formats |= SNDRV_PCM_FMTBIT_S32_LE; + subformats |= SNDRV_PCM_SUBFMTBIT_MSBITS_20; + bps = 20; + } + if (val & AC_SUPPCM_BITS_24) { + formats |= SNDRV_PCM_FMTBIT_S32_LE; + subformats |= SNDRV_PCM_SUBFMTBIT_MSBITS_24; + bps = 24; + } + if (val & AC_SUPPCM_BITS_32) { + if (wcaps & AC_WCAP_DIGITAL) { formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE; - if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24)) + } else { 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) + subformats |= SNDRV_PCM_SUBFMTBIT_MSBITS_MAX; 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 */ @@ -911,6 +914,8 @@ int snd_hdac_query_supported_pcm(struct hdac_device *codec, hda_nid_t nid, } if (formatsp) *formatsp = formats; + if (subformatsp) + *subformatsp = subformats; if (bpsp) *bpsp = bps; } |