diff options
Diffstat (limited to 'sound/usb/format.c')
-rw-r--r-- | sound/usb/format.c | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/sound/usb/format.c b/sound/usb/format.c index e831ee4238b..99299ffb33a 100644 --- a/sound/usb/format.c +++ b/sound/usb/format.c @@ -43,11 +43,11 @@ */ static u64 parse_audio_format_i_type(struct snd_usb_audio *chip, struct audioformat *fp, - int format, void *_fmt, + unsigned int format, void *_fmt, int protocol) { int sample_width, sample_bytes; - u64 pcm_formats; + u64 pcm_formats = 0; switch (protocol) { case UAC_VERSION_1: @@ -63,14 +63,17 @@ static u64 parse_audio_format_i_type(struct snd_usb_audio *chip, struct uac_format_type_i_ext_descriptor *fmt = _fmt; sample_width = fmt->bBitResolution; sample_bytes = fmt->bSubslotSize; + + if (format & UAC2_FORMAT_TYPE_I_RAW_DATA) + pcm_formats |= SNDRV_PCM_FMTBIT_SPECIAL; + format <<= 1; break; } } - pcm_formats = 0; - - if (format == 0 || format == (1 << UAC_FORMAT_TYPE_I_UNDEFINED)) { + if ((pcm_formats == 0) && + (format == 0 || format == (1 << UAC_FORMAT_TYPE_I_UNDEFINED))) { /* some devices don't define this correctly... */ snd_printdd(KERN_INFO "%d:%u:%d : format type 0 is detected, processed as PCM\n", chip->dev->devnum, fp->iface, fp->altsetting); @@ -133,6 +136,9 @@ static u64 parse_audio_format_i_type(struct snd_usb_audio *chip, snd_printk(KERN_INFO "%d:%u:%d : unsupported format bits %#x\n", chip->dev->devnum, fp->iface, fp->altsetting, format); } + + pcm_formats |= snd_usb_interface_dsd_format_quirks(chip, fp, sample_bytes); + return pcm_formats; } @@ -277,7 +283,7 @@ static int parse_audio_format_rates_v2(struct snd_usb_audio *chip, struct usb_device *dev = chip->dev; unsigned char tmp[2], *data; int nr_triplets, data_size, ret = 0; - int clock = snd_usb_clock_find_source(chip, fp->clock); + int clock = snd_usb_clock_find_source(chip, fp->clock, false); if (clock < 0) { snd_printk(KERN_ERR "%s(): unable to find clock source (clock %d)\n", @@ -353,13 +359,14 @@ err: * parse the format type I and III descriptors */ static int parse_audio_format_i(struct snd_usb_audio *chip, - struct audioformat *fp, int format, + struct audioformat *fp, unsigned int format, struct uac_format_type_i_continuous_descriptor *fmt, struct usb_host_interface *iface) { struct usb_interface_descriptor *altsd = get_iface_desc(iface); int protocol = altsd->bInterfaceProtocol; - int pcm_format, ret; + snd_pcm_format_t pcm_format; + int ret; if (fmt->bFormatType == UAC_FORMAT_TYPE_III) { /* FIXME: the format type is really IECxxx @@ -378,7 +385,7 @@ static int parse_audio_format_i(struct snd_usb_audio *chip, default: pcm_format = SNDRV_PCM_FORMAT_S16_LE; } - fp->formats = 1uLL << pcm_format; + fp->formats = pcm_format_to_bits(pcm_format); } else { fp->formats = parse_audio_format_i_type(chip, fp, format, fmt, protocol); @@ -473,8 +480,9 @@ static int parse_audio_format_ii(struct snd_usb_audio *chip, return ret; } -int snd_usb_parse_audio_format(struct snd_usb_audio *chip, struct audioformat *fp, - int format, struct uac_format_type_i_continuous_descriptor *fmt, +int snd_usb_parse_audio_format(struct snd_usb_audio *chip, + struct audioformat *fp, unsigned int format, + struct uac_format_type_i_continuous_descriptor *fmt, int stream, struct usb_host_interface *iface) { int err; |