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Diffstat (limited to 'sound/usb/format.c')
-rw-r--r--sound/usb/format.c30
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;