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HID: core: Add bus define for SoundWire bus

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SDCA (SoundWire Device Class for Audio) uses HID to convey
input events from peripheral devices. Add a bus define for the
SoundWire bus to prepare support for this.

Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Shuming Fan <shumingf@realtek.com>
Acked-by: Jiri Kosina <jkosina@suse.com>
Link: https://patch.msgid.link/20250616114907.855452-1-shumingf@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Charles Keepax 2025-06-16 19:49:07 +08:00 committed by Mark Brown
parent 13ef21dffe
commit 3421d46440
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GPG Key ID: 24D68B725D5487D0
2 changed files with 4 additions and 0 deletions
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3
drivers/hid/hid-core.c
View File

@ -2294,6 +2294,9 @@ int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
case BUS_I2C:
bus = "I2C";
break;
case BUS_SDW:
bus = "SOUNDWIRE";
break;
case BUS_VIRTUAL:
bus = "VIRTUAL";
break;

1
include/uapi/linux/input.h
View File

@ -275,6 +275,7 @@ struct input_mask {
#define BUS_CEC 0x1E
#define BUS_INTEL_ISHTP 0x1F
#define BUS_AMD_SFH 0x20
#define BUS_SDW 0x21
/*
* MT_TOOL types