diff options
Diffstat (limited to 'sound/usb/midi2.c')
| -rw-r--r-- | sound/usb/midi2.c | 36 |
1 files changed, 21 insertions, 15 deletions
diff --git a/sound/usb/midi2.c b/sound/usb/midi2.c index 820d3e4b672a..692dfc3c182f 100644 --- a/sound/usb/midi2.c +++ b/sound/usb/midi2.c @@ -607,12 +607,8 @@ static int parse_group_terminal_block(struct snd_usb_midi2_ump *rmidi, return 0; } - if (ump->info.protocol && ump->info.protocol != protocol) - usb_audio_info(rmidi->umidi->chip, - "Overriding preferred MIDI protocol in GTB %d: %x -> %x\n", - rmidi->usb_block_id, ump->info.protocol, - protocol); - ump->info.protocol = protocol; + if (!ump->info.protocol) + ump->info.protocol = protocol; protocol_caps = protocol; switch (desc->bMIDIProtocol) { @@ -624,13 +620,7 @@ static int parse_group_terminal_block(struct snd_usb_midi2_ump *rmidi, break; } - if (ump->info.protocol_caps && ump->info.protocol_caps != protocol_caps) - usb_audio_info(rmidi->umidi->chip, - "Overriding MIDI protocol caps in GTB %d: %x -> %x\n", - rmidi->usb_block_id, ump->info.protocol_caps, - protocol_caps); - ump->info.protocol_caps = protocol_caps; - + ump->info.protocol_caps |= protocol_caps; return 0; } @@ -873,9 +863,25 @@ static int create_gtb_block(struct snd_usb_midi2_ump *rmidi, int dir, int blk) fb->info.flags |= SNDRV_UMP_BLOCK_IS_MIDI1 | SNDRV_UMP_BLOCK_IS_LOWSPEED; + /* if MIDI 2.0 protocol is supported and yet the GTB shows MIDI 1.0, + * treat it as a MIDI 1.0-specific block + */ + if (rmidi->ump->info.protocol_caps & SNDRV_UMP_EP_INFO_PROTO_MIDI2) { + switch (desc->bMIDIProtocol) { + case USB_MS_MIDI_PROTO_1_0_64: + case USB_MS_MIDI_PROTO_1_0_64_JRTS: + case USB_MS_MIDI_PROTO_1_0_128: + case USB_MS_MIDI_PROTO_1_0_128_JRTS: + fb->info.flags |= SNDRV_UMP_BLOCK_IS_MIDI1; + break; + } + } + + snd_ump_update_group_attrs(rmidi->ump); + usb_audio_dbg(umidi->chip, - "Created a UMP block %d from GTB, name=%s\n", - blk, fb->info.name); + "Created a UMP block %d from GTB, name=%s, flags=0x%x\n", + blk, fb->info.name, fb->info.flags); return 0; } |