diff options
| author | Geoffrey D. Bennett <g@b4.vu> | 2023-12-20 04:09:23 +1030 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2023-12-29 15:39:27 +0100 |
| commit | 337b2f0e778f78f61972497994b70a05e8f6447d (patch) | |
| tree | 2f8e677859e243d5d61d2566f7ebdfe41473c7c6 /include/uapi | |
| parent | 34101a0fb1d47d8def145e50b4221201f5348cd0 (diff) | |
ALSA: scarlett2: Add skeleton hwdep/ioctl interface
Add skeleton hwdep/ioctl interface, beginning with
SCARLETT2_IOCTL_PVERSION and SCARLETT2_IOCTL_REBOOT.
Signed-off-by: Geoffrey D. Bennett <g@b4.vu>
Link: https://lore.kernel.org/r/24ffcd47a8a02ebad3c8b2438104af8f0169164e.1703001053.git.g@b4.vu
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/uapi')
| -rw-r--r-- | include/uapi/sound/scarlett2.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/include/uapi/sound/scarlett2.h b/include/uapi/sound/scarlett2.h new file mode 100644 index 000000000000..ec0b7da335ff --- /dev/null +++ b/include/uapi/sound/scarlett2.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* + * Focusrite Scarlett 2 Protocol Driver for ALSA + * (including Scarlett 2nd Gen, 3rd Gen, Clarett USB, and Clarett+ + * series products) + * + * Copyright (c) 2023 by Geoffrey D. Bennett <g at b4.vu> + */ +#ifndef __UAPI_SOUND_SCARLETT2_H +#define __UAPI_SOUND_SCARLETT2_H + +#include <linux/types.h> +#include <linux/ioctl.h> + +#define SCARLETT2_HWDEP_MAJOR 1 +#define SCARLETT2_HWDEP_MINOR 0 +#define SCARLETT2_HWDEP_SUBMINOR 0 + +#define SCARLETT2_HWDEP_VERSION \ + ((SCARLETT2_HWDEP_MAJOR << 16) | \ + (SCARLETT2_HWDEP_MINOR << 8) | \ + SCARLETT2_HWDEP_SUBMINOR) + +#define SCARLETT2_HWDEP_VERSION_MAJOR(v) (((v) >> 16) & 0xFF) +#define SCARLETT2_HWDEP_VERSION_MINOR(v) (((v) >> 8) & 0xFF) +#define SCARLETT2_HWDEP_VERSION_SUBMINOR(v) ((v) & 0xFF) + +/* Get protocol version */ +#define SCARLETT2_IOCTL_PVERSION _IOR('S', 0x60, int) + +/* Reboot */ +#define SCARLETT2_IOCTL_REBOOT _IO('S', 0x61) + +#endif /* __UAPI_SOUND_SCARLETT2_H */ |