diff options
| author |   John S. Gruber <JohnSGruber@gmail.com> | 2009-12-27 12:19:59 -0500 |
|---|---|---|
| committer |   Takashi Iwai <tiwai@suse.de> | 2009-12-28 12:30:57 +0100 |
| commit | 52a7a5835173af61b9f6c3038212370d9717526f (patch) | |
| tree | 4417f296d3e5a115b7111a2ab5b288df32416169 /sound/usb/usbaudio.c | |
| parent | ALSA: usb-audio: relax urb data align. restriction HVR-950Q and HVR-850 only (diff) | |
| download | linux-dev-52a7a5835173af61b9f6c3038212370d9717526f.tar.xz linux-dev-52a7a5835173af61b9f6c3038212370d9717526f.zip | |
ALSA: usb-audio: use usbquirk.h for detection of HVR-950Q/850
Detect the HVR-950Q HVR-850 urb data alignment quirk using usbquirk.h
rather than using a case statement in snd_usb_audio_probe.
Signed-off-by: John S. Gruber <JohnSGruber@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to '')
| -rw-r--r-- | sound/usb/usbaudio.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c index 617515f6ec7b..4ada98e16309 100644 --- a/sound/usb/usbaudio.c +++ b/sound/usb/usbaudio.c @@ -3203,6 +3203,18 @@ static int ignore_interface_quirk(struct snd_usb_audio *chip, return 0; } +/* + * Allow alignment on audio sub-slot (channel samples) rather than + * on audio slots (audio frames) + */ +static int create_align_transfer_quirk(struct snd_usb_audio *chip, + struct usb_interface *iface, + const struct snd_usb_audio_quirk *quirk) +{ + chip->txfr_quirk = 1; + return 1; /* Continue with creating streams and mixer */ +} + /* * boot quirks @@ -3377,7 +3389,8 @@ static int snd_usb_create_quirk(struct snd_usb_audio *chip, [QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_audio_quirk, [QUIRK_AUDIO_FIXED_ENDPOINT] = create_fixed_stream_quirk, [QUIRK_AUDIO_EDIROL_UA1000] = create_ua1000_quirk, - [QUIRK_AUDIO_EDIROL_UAXX] = create_uaxx_quirk + [QUIRK_AUDIO_EDIROL_UAXX] = create_uaxx_quirk, + [QUIRK_AUDIO_ALIGN_TRANSFER] = create_align_transfer_quirk }; if (quirk->type < QUIRK_TYPE_COUNT) { @@ -3631,20 +3644,7 @@ static void *snd_usb_audio_probe(struct usb_device *dev, } } - switch (chip->usb_id) { - case USB_ID(0x2040, 0x7200): /* Hauppage hvr950Q */ - case USB_ID(0x2040, 0x7221): /* Hauppage hvr950Q */ - case USB_ID(0x2040, 0x7222): /* Hauppage hvr950Q */ - case USB_ID(0x2040, 0x7223): /* Hauppage hvr950Q */ - case USB_ID(0x2040, 0x7224): /* Hauppage hvr950Q */ - case USB_ID(0x2040, 0x7225): /* Hauppage hvr950Q */ - case USB_ID(0x2040, 0x7230): /* Hauppage hvr850 */ - case USB_ID(0x2040, 0x7250): /* Hauppage hvr950Q */ - chip->txfr_quirk = 1; - break; - default: - chip->txfr_quirk = 0; - } + chip->txfr_quirk = 0; err = 1; /* continue */ if (quirk && quirk->ifnum != QUIRK_NO_INTERFACE) { /* need some special handlings */ |