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ALSA: pcm_format_to_bits strong-typed conversion

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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>
This commit is contained in:
Eldad Zack
2013-04-23 01:00:41 +02:00
committed by Takashi Iwai
parent 754813473c
commit 74c34ca1cc
8 changed files with 18 additions and 11 deletions
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2
sound/usb/proc.c
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@@ -85,7 +85,7 @@ static void proc_dump_substream_formats(struct snd_usb_substream *subs, struct s
snd_iprintf(buffer, " Altset %d\n", fp->altsetting);
snd_iprintf(buffer, " Format:");
for (fmt = 0; fmt <= SNDRV_PCM_FORMAT_LAST; ++fmt)
if (fp->formats & (1uLL << fmt))
if (fp->formats & pcm_format_to_bits(fmt))
snd_iprintf(buffer, " %s",
snd_pcm_format_name(fmt));
snd_iprintf(buffer, "\n");