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| author | Eldad Zack <eldad@fogrefinery.com> | 2013-04-23 01:00:41 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-04-29 13:36:15 +0200 |
| commit | 74c34ca1cc12884703c70d34ed333517d978c2e7 (patch) | |
| tree | 6d06b76a9fbe829f2427899aa708d682167420c0 /sound/usb/format.c | |
| parent | 754813473c1a8b7711802313125f0fafc60141f8 (diff) | |
| download | linux-74c34ca1cc12884703c70d34ed333517d978c2e7.tar.bz2 | |
ALSA: pcm_format_to_bits strong-typed conversion
Add a function to handle conversion from snd_pcm_format_t
to bitwise with proper typing.
Change such conversions to use this function and silence sparse
warnings.
Signed-off-by: Eldad Zack <eldad@fogrefinery.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/format.c')
| -rw-r--r-- | sound/usb/format.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sound/usb/format.c b/sound/usb/format.c index 020ede0259eb..99299ffb33ac 100644 --- a/sound/usb/format.c +++ b/sound/usb/format.c @@ -365,7 +365,8 @@ static int parse_audio_format_i(struct snd_usb_audio *chip, { 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 @@ -384,7 +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); |