From d1bda0455478a9e2a13381044e9bb80a17ec92d2 Mon Sep 17 00:00:00 2001 From: Clemens Ladisch Date: Wed, 14 Sep 2005 08:36:03 +0200 Subject: [ALSA] usb-audio: simplify MIDI quirk handling Modules: USB generic driver Simplify the handling of MIDI quirks by treating an interface without quirks as a QUIRK_MIDI_STANDARD_INTERFACE. This also fixes the bug where a MIDI_STANDARD quirk would not be recognized. Signed-off-by: Clemens Ladisch --- sound/usb/usbaudio.c | 24 +++++----------- sound/usb/usbmidi.c | 77 ++++++++++++++++++++++++++-------------------------- 2 files changed, 45 insertions(+), 56 deletions(-) (limited to 'sound/usb') diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c index 2ead878bcb8f..ea1b1f87c1b6 100644 --- a/sound/usb/usbaudio.c +++ b/sound/usb/usbaudio.c @@ -2755,9 +2755,9 @@ static int create_fixed_stream_quirk(snd_usb_audio_t *chip, /* * create a stream for an interface with proper descriptors */ -static int create_standard_interface_quirk(snd_usb_audio_t *chip, - struct usb_interface *iface, - const snd_usb_audio_quirk_t *quirk) +static int create_standard_audio_quirk(snd_usb_audio_t *chip, + struct usb_interface *iface, + const snd_usb_audio_quirk_t *quirk) { struct usb_host_interface *alts; struct usb_interface_descriptor *altsd; @@ -2765,24 +2765,14 @@ static int create_standard_interface_quirk(snd_usb_audio_t *chip, alts = &iface->altsetting[0]; altsd = get_iface_desc(alts); - switch (quirk->type) { - case QUIRK_AUDIO_STANDARD_INTERFACE: - err = parse_audio_endpoints(chip, altsd->bInterfaceNumber); - if (!err) - usb_set_interface(chip->dev, altsd->bInterfaceNumber, 0); /* reset the current interface */ - break; - case QUIRK_MIDI_STANDARD_INTERFACE: - err = snd_usb_create_midi_interface(chip, iface, NULL); - break; - default: - snd_printd(KERN_ERR "invalid quirk type %d\n", quirk->type); - return -ENXIO; - } + err = parse_audio_endpoints(chip, altsd->bInterfaceNumber); if (err < 0) { snd_printk(KERN_ERR "cannot setup if %d: error %d\n", altsd->bInterfaceNumber, err); return err; } + /* reset the current interface */ + usb_set_interface(chip->dev, altsd->bInterfaceNumber, 0); return 0; } @@ -3044,7 +3034,7 @@ static int snd_usb_create_quirk(snd_usb_audio_t *chip, [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_STANDARD_INTERFACE] = create_standard_audio_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, diff --git a/sound/usb/usbmidi.c b/sound/usb/usbmidi.c index f1a2e2c2e02f..32be9f99c023 100644 --- a/sound/usb/usbmidi.c +++ b/sound/usb/usbmidi.c @@ -1550,46 +1550,45 @@ int snd_usb_create_midi_interface(snd_usb_audio_t* chip, /* detect the endpoint(s) to use */ memset(endpoints, 0, sizeof(endpoints)); - if (!quirk) { + switch (quirk ? quirk->type : QUIRK_MIDI_STANDARD_INTERFACE) { + case QUIRK_MIDI_STANDARD_INTERFACE: err = snd_usbmidi_get_ms_info(umidi, endpoints); - } else { - switch (quirk->type) { - case QUIRK_MIDI_FIXED_ENDPOINT: - memcpy(&endpoints[0], quirk->data, - sizeof(snd_usb_midi_endpoint_info_t)); - err = snd_usbmidi_detect_endpoints(umidi, &endpoints[0], 1); - break; - case QUIRK_MIDI_YAMAHA: - err = snd_usbmidi_detect_yamaha(umidi, &endpoints[0]); - break; - case QUIRK_MIDI_MIDIMAN: - umidi->usb_protocol_ops = &snd_usbmidi_midiman_ops; - memcpy(&endpoints[0], quirk->data, - sizeof(snd_usb_midi_endpoint_info_t)); - err = 0; - break; - case QUIRK_MIDI_NOVATION: - umidi->usb_protocol_ops = &snd_usbmidi_novation_ops; - err = snd_usbmidi_detect_per_port_endpoints(umidi, endpoints); - break; - case QUIRK_MIDI_RAW: - umidi->usb_protocol_ops = &snd_usbmidi_raw_ops; - err = snd_usbmidi_detect_per_port_endpoints(umidi, endpoints); - break; - case QUIRK_MIDI_EMAGIC: - umidi->usb_protocol_ops = &snd_usbmidi_emagic_ops; - memcpy(&endpoints[0], quirk->data, - sizeof(snd_usb_midi_endpoint_info_t)); - err = snd_usbmidi_detect_endpoints(umidi, &endpoints[0], 1); - break; - case QUIRK_MIDI_MIDITECH: - err = snd_usbmidi_detect_per_port_endpoints(umidi, endpoints); - break; - default: - snd_printd(KERN_ERR "invalid quirk type %d\n", quirk->type); - err = -ENXIO; - break; - } + break; + case QUIRK_MIDI_FIXED_ENDPOINT: + memcpy(&endpoints[0], quirk->data, + sizeof(snd_usb_midi_endpoint_info_t)); + err = snd_usbmidi_detect_endpoints(umidi, &endpoints[0], 1); + break; + case QUIRK_MIDI_YAMAHA: + err = snd_usbmidi_detect_yamaha(umidi, &endpoints[0]); + break; + case QUIRK_MIDI_MIDIMAN: + umidi->usb_protocol_ops = &snd_usbmidi_midiman_ops; + memcpy(&endpoints[0], quirk->data, + sizeof(snd_usb_midi_endpoint_info_t)); + err = 0; + break; + case QUIRK_MIDI_NOVATION: + umidi->usb_protocol_ops = &snd_usbmidi_novation_ops; + err = snd_usbmidi_detect_per_port_endpoints(umidi, endpoints); + break; + case QUIRK_MIDI_RAW: + umidi->usb_protocol_ops = &snd_usbmidi_raw_ops; + err = snd_usbmidi_detect_per_port_endpoints(umidi, endpoints); + break; + case QUIRK_MIDI_EMAGIC: + umidi->usb_protocol_ops = &snd_usbmidi_emagic_ops; + memcpy(&endpoints[0], quirk->data, + sizeof(snd_usb_midi_endpoint_info_t)); + err = snd_usbmidi_detect_endpoints(umidi, &endpoints[0], 1); + break; + case QUIRK_MIDI_MIDITECH: + err = snd_usbmidi_detect_per_port_endpoints(umidi, endpoints); + break; + default: + snd_printd(KERN_ERR "invalid quirk type %d\n", quirk->type); + err = -ENXIO; + break; } if (err < 0) { kfree(umidi); -- cgit v1.2.3