diff options
| author | Dave Airlie <airlied@redhat.com> | 2009-08-20 13:38:04 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2009-08-20 13:38:04 +1000 |
| commit | 51c8b4071d84d46cc100baa5931ad06b2a823c95 (patch) | |
| tree | 098cf9d41ce1c548d922708a770a9efe35e434df /sound/usb/usbaudio.c | |
| parent | a987fcaa805fcb24ba885c2e29fd4fdb6816f08f (diff) | |
| parent | 6c30c53fd5ae6a99a23ad78e90c428d2c8ffb07f (diff) | |
Merge Linus master to drm-next
linux-next conflict reported needed resolution.
Conflicts:
drivers/gpu/drm/drm_crtc.c
drivers/gpu/drm/drm_edid.c
drivers/gpu/drm/i915/intel_sdvo.c
drivers/gpu/drm/radeon/radeon_ttm.c
drivers/gpu/drm/ttm/ttm_bo.c
Diffstat (limited to 'sound/usb/usbaudio.c')
| -rw-r--r-- | sound/usb/usbaudio.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c index c7b902358b7b..44b9cdc8a83b 100644 --- a/sound/usb/usbaudio.c +++ b/sound/usb/usbaudio.c @@ -2661,7 +2661,7 @@ static int parse_audio_endpoints(struct snd_usb_audio *chip, int iface_no) struct usb_interface_descriptor *altsd; int i, altno, err, stream; int format; - struct audioformat *fp; + struct audioformat *fp = NULL; unsigned char *fmt, *csep; int num; @@ -2734,6 +2734,18 @@ static int parse_audio_endpoints(struct snd_usb_audio *chip, int iface_no) continue; } + /* + * Blue Microphones workaround: The last altsetting is identical + * with the previous one, except for a larger packet size, but + * is actually a mislabeled two-channel setting; ignore it. + */ + if (fmt[4] == 1 && fmt[5] == 2 && altno == 2 && num == 3 && + fp && fp->altsetting == 1 && fp->channels == 1 && + fp->format == SNDRV_PCM_FORMAT_S16_LE && + le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize) == + fp->maxpacksize * 2) + continue; + csep = snd_usb_find_desc(alts->endpoint[0].extra, alts->endpoint[0].extralen, NULL, USB_DT_CS_ENDPOINT); /* Creamware Noah has this descriptor after the 2nd endpoint */ if (!csep && altsd->bNumEndpoints >= 2) |