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| author | Daniel Mack <daniel@caiaq.de> | 2010-06-11 17:34:20 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2010-06-11 18:05:38 +0200 |
| commit | 11bcbc443a17653c65bc20029172fae76f4bcca4 (patch) | |
| tree | 29cbf68f8e64bdb237ca4e0b6a8da9e3211119b1 /sound/usb/format.c | |
| parent | d07140ba7fe1b41713627c6dc3f169a00019fb0e (diff) | |
| download | op-kernel-dev-11bcbc443a17653c65bc20029172fae76f4bcca4.zip op-kernel-dev-11bcbc443a17653c65bc20029172fae76f4bcca4.tar.gz | |
ALSA: usb-audio: fix control messages for USB_RECIP_INTERFACE
Control messages directed to an interface must have the interface number
set in the lower 8 bits of wIndex. This wasn't done correctly for some
clock and mixer messages.
Signed-off-by: Daniel Mack <daniel@caiaq.de>
Reported-by: Alex Lee <alexlee188@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/format.c')
| -rw-r--r-- | sound/usb/format.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sound/usb/format.c b/sound/usb/format.c index df5b29f..8eccf17 100644 --- a/sound/usb/format.c +++ b/sound/usb/format.c @@ -227,7 +227,8 @@ static int parse_audio_format_rates_v2(struct snd_usb_audio *chip, /* get the number of sample rates first by only fetching 2 bytes */ ret = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC2_CS_RANGE, USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, - UAC2_CS_CONTROL_SAM_FREQ << 8, clock << 8, + UAC2_CS_CONTROL_SAM_FREQ << 8, + snd_usb_ctrl_intf(chip) | (clock << 8), tmp, sizeof(tmp), 1000); if (ret < 0) { @@ -247,7 +248,8 @@ static int parse_audio_format_rates_v2(struct snd_usb_audio *chip, /* now get the full information */ ret = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC2_CS_RANGE, USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, - UAC2_CS_CONTROL_SAM_FREQ << 8, clock << 8, + UAC2_CS_CONTROL_SAM_FREQ << 8, + snd_usb_ctrl_intf(chip) | (clock << 8), data, data_size, 1000); if (ret < 0) { |
