X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=sound%2Fusb%2Fusbaudio.c;h=8298c462c291c2a529cecf04f0cb18a0aa213a52;hb=e0d7ff168a71299919f01500b3d507aae0c67513;hp=aee3c0f28eb62a910428015b9a788f870aa31749;hpb=b1c6ef52e2623c81c2124801c783a903f6e5437a;p=linux-2.6 diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c index aee3c0f28e..8298c462c2 100644 --- a/sound/usb/usbaudio.c +++ b/sound/usb/usbaudio.c @@ -792,7 +792,7 @@ static int start_urbs(snd_usb_substream_t *subs, snd_pcm_runtime_t *runtime) */ static int wait_clear_urbs(snd_usb_substream_t *subs) { - int timeout = HZ; + unsigned long end_time = jiffies + msecs_to_jiffies(1000); unsigned int i; int alive; @@ -812,7 +812,7 @@ static int wait_clear_urbs(snd_usb_substream_t *subs) break; set_current_state(TASK_UNINTERRUPTIBLE); schedule_timeout(1); - } while (--timeout > 0); + } while (time_before(jiffies, end_time)); if (alive) snd_printk(KERN_ERR "timeout: still %d active urbs..\n", alive); return 0; @@ -2735,7 +2735,8 @@ static int create_standard_interface_quirk(snd_usb_audio_t *chip, * to detect the sample rate is by looking at wMaxPacketSize. */ static int create_ua700_ua25_quirk(snd_usb_audio_t *chip, - struct usb_interface *iface) + struct usb_interface *iface, + const snd_usb_audio_quirk_t *quirk) { static const struct audioformat ua_format = { .format = SNDRV_PCM_FORMAT_S24_3LE, @@ -2826,7 +2827,9 @@ static int create_ua700_ua25_quirk(snd_usb_audio_t *chip, /* * Create a stream for an Edirol UA-1000 interface. */ -static int create_ua1000_quirk(snd_usb_audio_t *chip, struct usb_interface *iface) +static int create_ua1000_quirk(snd_usb_audio_t *chip, + struct usb_interface *iface, + const snd_usb_audio_quirk_t *quirk) { static const struct audioformat ua1000_format = { .format = SNDRV_PCM_FORMAT_S32_LE, @@ -2903,6 +2906,13 @@ static int create_composite_quirk(snd_usb_audio_t *chip, return 0; } +static int ignore_interface_quirk(snd_usb_audio_t *chip, + struct usb_interface *iface, + const snd_usb_audio_quirk_t *quirk) +{ + return 0; +} + /* * boot quirks @@ -2965,28 +2975,28 @@ static int snd_usb_create_quirk(snd_usb_audio_t *chip, struct usb_interface *iface, const snd_usb_audio_quirk_t *quirk) { - switch (quirk->type) { - case QUIRK_MIDI_FIXED_ENDPOINT: - case QUIRK_MIDI_YAMAHA: - case QUIRK_MIDI_MIDIMAN: - case QUIRK_MIDI_NOVATION: - case QUIRK_MIDI_MOTU: - case QUIRK_MIDI_EMAGIC: - return snd_usb_create_midi_interface(chip, iface, quirk); - case QUIRK_COMPOSITE: - return create_composite_quirk(chip, iface, quirk); - case QUIRK_AUDIO_FIXED_ENDPOINT: - return create_fixed_stream_quirk(chip, iface, quirk); - case QUIRK_AUDIO_STANDARD_INTERFACE: - case QUIRK_MIDI_STANDARD_INTERFACE: - return create_standard_interface_quirk(chip, iface, quirk); - case QUIRK_AUDIO_EDIROL_UA700_UA25: - return create_ua700_ua25_quirk(chip, iface); - case QUIRK_AUDIO_EDIROL_UA1000: - return create_ua1000_quirk(chip, iface); - case QUIRK_IGNORE_INTERFACE: - return 0; - default: + typedef int (*quirk_func_t)(snd_usb_audio_t *, struct usb_interface *, + const snd_usb_audio_quirk_t *); + static const quirk_func_t quirk_funcs[] = { + [QUIRK_IGNORE_INTERFACE] = ignore_interface_quirk, + [QUIRK_COMPOSITE] = create_composite_quirk, + [QUIRK_MIDI_STANDARD_INTERFACE] = snd_usb_create_midi_interface, + [QUIRK_MIDI_FIXED_ENDPOINT] = snd_usb_create_midi_interface, + [QUIRK_MIDI_YAMAHA] = snd_usb_create_midi_interface, + [QUIRK_MIDI_MIDIMAN] = snd_usb_create_midi_interface, + [QUIRK_MIDI_NOVATION] = snd_usb_create_midi_interface, + [QUIRK_MIDI_RAW] = snd_usb_create_midi_interface, + [QUIRK_MIDI_EMAGIC] = snd_usb_create_midi_interface, + [QUIRK_MIDI_MIDITECH] = snd_usb_create_midi_interface, + [QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_interface_quirk, + [QUIRK_AUDIO_FIXED_ENDPOINT] = create_fixed_stream_quirk, + [QUIRK_AUDIO_EDIROL_UA700_UA25] = create_ua700_ua25_quirk, + [QUIRK_AUDIO_EDIROL_UA1000] = create_ua1000_quirk, + }; + + if (quirk->type < QUIRK_TYPE_COUNT) { + return quirk_funcs[quirk->type](chip, iface, quirk); + } else { snd_printd(KERN_ERR "invalid quirk type %d\n", quirk->type); return -ENXIO; }