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author | Daniel Mack <daniel@caiaq.de> | 2010-06-16 17:57:31 +0200 |
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committer | Takashi Iwai <tiwai@suse.de> | 2010-06-23 16:10:23 +0200 |
commit | 3d8d4dcfd423b01ef7ea7c3c97720764b7adb6df (patch) | |
tree | 4bb52394ecfe1f2bda274ab6af3dbe1be9d7bbf2 /sound/usb/format.c | |
parent | 157a57b6fae7d3c6d24b7623dcc6679c6d244621 (diff) | |
download | lwn-3d8d4dcfd423b01ef7ea7c3c97720764b7adb6df.tar.gz lwn-3d8d4dcfd423b01ef7ea7c3c97720764b7adb6df.zip |
ALSA: usb-audio: simplify control interface access
As the control interface is now carried in struct snd_usb_audio, we can
simplify the API a little and also drop the private ctrlif field from
struct usb_mixer_interface.
Also remove a left-over function prototype in pcm.h.
Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/format.c')
-rw-r--r-- | sound/usb/format.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/sound/usb/format.c b/sound/usb/format.c index 30364aba79cc..4387f54d73db 100644 --- a/sound/usb/format.c +++ b/sound/usb/format.c @@ -264,13 +264,12 @@ static int parse_uac2_sample_rate_range(struct audioformat *fp, int nr_triplets, * on the audioformat table (audio class v2). */ static int parse_audio_format_rates_v2(struct snd_usb_audio *chip, - struct audioformat *fp, - struct usb_host_interface *iface) + struct audioformat *fp) { 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, chip->ctrl_intf, fp->clock); + int clock = snd_usb_clock_find_source(chip, fp->clock); if (clock < 0) { snd_printk(KERN_ERR "%s(): unable to find clock source (clock %d)\n", @@ -391,7 +390,7 @@ static int parse_audio_format_i(struct snd_usb_audio *chip, break; case UAC_VERSION_2: /* fp->channels is already set in this case */ - ret = parse_audio_format_rates_v2(chip, fp, iface); + ret = parse_audio_format_rates_v2(chip, fp); break; } @@ -450,7 +449,7 @@ static int parse_audio_format_ii(struct snd_usb_audio *chip, framesize = le16_to_cpu(fmt->wSamplesPerFrame); snd_printd(KERN_INFO "found format II with max.bitrate = %d, frame size=%d\n", brate, framesize); fp->frame_size = framesize; - ret = parse_audio_format_rates_v2(chip, fp, iface); + ret = parse_audio_format_rates_v2(chip, fp); break; } } |