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-rw-r--r--sound/firewire/dice/Makefile2
-rw-r--r--sound/firewire/dice/dice-focusrite.c23
-rw-r--r--sound/firewire/dice/dice.c10
-rw-r--r--sound/firewire/dice/dice.h1
4 files changed, 35 insertions, 1 deletions
diff --git a/sound/firewire/dice/Makefile b/sound/firewire/dice/Makefile
index 9bf7b960a720..a5f3fbf28b8c 100644
--- a/sound/firewire/dice/Makefile
+++ b/sound/firewire/dice/Makefile
@@ -2,5 +2,5 @@
snd-dice-objs := dice-transaction.o dice-stream.o dice-proc.o dice-midi.o \
dice-pcm.o dice-hwdep.o dice.o dice-tcelectronic.o \
dice-alesis.o dice-extension.o dice-mytek.o dice-presonus.o \
- dice-harman.o
+ dice-harman.o dice-focusrite.o
obj-$(CONFIG_SND_DICE) += snd-dice.o
diff --git a/sound/firewire/dice/dice-focusrite.c b/sound/firewire/dice/dice-focusrite.c
new file mode 100644
index 000000000000..ea27cfb01cc0
--- /dev/null
+++ b/sound/firewire/dice/dice-focusrite.c
@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: GPL-2.0
+// dice-focusrite.c - a part of driver for DICE based devices
+//
+// Copyright (c) 2022 Takashi Sakamoto
+
+#include "dice.h"
+
+int snd_dice_detect_focusrite_pro40_tcd3070_formats(struct snd_dice *dice)
+{
+ // Focusrite shipped several variants of Saffire Pro 40. One of them is based on TCD3070-CH
+ // apart from the others with TCD2220. It doesn't support TCAT protocol extension.
+ dice->tx_pcm_chs[0][0] = 20;
+ dice->tx_midi_ports[0] = 1;
+ dice->rx_pcm_chs[0][0] = 20;
+ dice->rx_midi_ports[0] = 1;
+
+ dice->tx_pcm_chs[0][1] = 16;
+ dice->tx_midi_ports[1] = 1;
+ dice->rx_pcm_chs[0][1] = 16;
+ dice->rx_midi_ports[1] = 1;
+
+ return 0;
+}
diff --git a/sound/firewire/dice/dice.c b/sound/firewire/dice/dice.c
index f75902bc8e74..6036a5edbcb8 100644
--- a/sound/firewire/dice/dice.c
+++ b/sound/firewire/dice/dice.c
@@ -382,6 +382,16 @@ static const struct ieee1394_device_id dice_id_table[] = {
.model_id = 0x000001,
.driver_data = (kernel_ulong_t)snd_dice_detect_harman_formats,
},
+ // Focusrite Saffire Pro 40 with TCD3070-CH.
+ // The model has quirk in its GUID, in which model field is 0x000013 and different from
+ // model ID (0x0000de) in its root/unit directory.
+ {
+ .match_flags = IEEE1394_MATCH_VENDOR_ID |
+ IEEE1394_MATCH_MODEL_ID,
+ .vendor_id = OUI_FOCUSRITE,
+ .model_id = 0x0000de,
+ .driver_data = (kernel_ulong_t)snd_dice_detect_focusrite_pro40_tcd3070_formats,
+ },
{
.match_flags = IEEE1394_MATCH_VERSION,
.version = DICE_INTERFACE,
diff --git a/sound/firewire/dice/dice.h b/sound/firewire/dice/dice.h
index fd440cc625f9..674f7d552c2e 100644
--- a/sound/firewire/dice/dice.h
+++ b/sound/firewire/dice/dice.h
@@ -231,5 +231,6 @@ int snd_dice_detect_extension_formats(struct snd_dice *dice);
int snd_dice_detect_mytek_formats(struct snd_dice *dice);
int snd_dice_detect_presonus_formats(struct snd_dice *dice);
int snd_dice_detect_harman_formats(struct snd_dice *dice);
+int snd_dice_detect_focusrite_pro40_tcd3070_formats(struct snd_dice *dice);
#endif