From 06ac0b6f8f74e98d32f9dea5209bd26f3e7b50ba Mon Sep 17 00:00:00 2001 From: Takashi Sakamoto Date: Mon, 18 Jun 2018 21:07:53 +0900 Subject: [PATCH] ALSA: firewire-motu: add a flag for AES/EBU on XLR interface MOTU Traveler supports AES/EBU on XLR interface and data block of rx/tx packet includes two chunk for the interface. This commit adds a flag for this purpose. Signed-off-by: Takashi Sakamoto Signed-off-by: Takashi Iwai --- sound/firewire/motu/motu-protocol-v2.c | 5 +++++ sound/firewire/motu/motu-protocol-v3.c | 5 +++++ sound/firewire/motu/motu.h | 2 +- 3 files changed, 11 insertions(+), 1 deletion(-) diff --git a/sound/firewire/motu/motu-protocol-v2.c b/sound/firewire/motu/motu-protocol-v2.c index 614f9b1..f25b1ba 100644 --- a/sound/firewire/motu/motu-protocol-v2.c +++ b/sound/firewire/motu/motu-protocol-v2.c @@ -160,6 +160,11 @@ static void calculate_fixed_part(struct snd_motu_packet_format *formats, pcm_chunks[1] += 2; } + if (flags & SND_MOTU_SPEC_HAS_AESEBU_IFACE) { + pcm_chunks[0] += 2; + pcm_chunks[1] += 2; + } + /* * All of v2 models have a pair of coaxial interfaces for digital in/out * port. At 44.1/48.0/88.2/96.0 kHz, packets includes PCM from these diff --git a/sound/firewire/motu/motu-protocol-v3.c b/sound/firewire/motu/motu-protocol-v3.c index 2933539..7cc80a0 100644 --- a/sound/firewire/motu/motu-protocol-v3.c +++ b/sound/firewire/motu/motu-protocol-v3.c @@ -199,6 +199,11 @@ static void calculate_fixed_part(struct snd_motu_packet_format *formats, pcm_chunks[1] += 2; } + if (flags & SND_MOTU_SPEC_HAS_AESEBU_IFACE) { + pcm_chunks[0] += 2; + pcm_chunks[1] += 2; + } + /* * At least, packets have two data chunks for S/PDIF on coaxial * interface. diff --git a/sound/firewire/motu/motu.h b/sound/firewire/motu/motu.h index bced040..2764bca 100644 --- a/sound/firewire/motu/motu.h +++ b/sound/firewire/motu/motu.h @@ -79,7 +79,7 @@ enum snd_motu_spec_flags { SND_MOTU_SPEC_TX_MICINST_CHUNK = 0x0004, SND_MOTU_SPEC_TX_RETURN_CHUNK = 0x0008, SND_MOTU_SPEC_TX_REVERB_CHUNK = 0x0010, - SND_MOTU_SPEC_TX_AESEBU_CHUNK = 0x0020, + SND_MOTU_SPEC_HAS_AESEBU_IFACE = 0x0020, SND_MOTU_SPEC_HAS_OPT_IFACE_A = 0x0040, SND_MOTU_SPEC_HAS_OPT_IFACE_B = 0x0080, SND_MOTU_SPEC_RX_MIDI_2ND_Q = 0x0100, -- 2.7.4