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authorTakashi Iwai <tiwai@suse.de>2023-12-29 17:58:04 +0300
committerTakashi Iwai <tiwai@suse.de>2023-12-29 17:58:04 +0300
commit64bf8dec54cfe57f416884a6b3d54c7f4259e93f (patch)
tree7d667b99976233c01208e89bf3c69ebbf3c7dd24 /include/uapi
parent3abf66a42f1ff0f5ae5de3943ce1551ceedf81a0 (diff)
parent4a2c8cc1644738191d9d6c0bca24516cfe390d41 (diff)
downloadlinux-64bf8dec54cfe57f416884a6b3d54c7f4259e93f.tar.xz
Merge branch 'topic/scarlett2' into for-next
Pull Scarlett2 USB audio mixer extensions. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/sound/scarlett2.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/include/uapi/sound/scarlett2.h b/include/uapi/sound/scarlett2.h
new file mode 100644
index 000000000000..91467ab0ed70
--- /dev/null
+++ b/include/uapi/sound/scarlett2.h
@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/*
+ * Focusrite Scarlett 2 Protocol Driver for ALSA
+ * (including Scarlett 2nd Gen, 3rd Gen, 4th 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)
+
+/* Select flash segment */
+#define SCARLETT2_SEGMENT_ID_SETTINGS 0
+#define SCARLETT2_SEGMENT_ID_FIRMWARE 1
+#define SCARLETT2_SEGMENT_ID_COUNT 2
+
+#define SCARLETT2_IOCTL_SELECT_FLASH_SEGMENT _IOW('S', 0x62, int)
+
+/* Erase selected flash segment */
+#define SCARLETT2_IOCTL_ERASE_FLASH_SEGMENT _IO('S', 0x63)
+
+/* Get selected flash segment erase progress
+ * 1 through to num_blocks, or 255 for complete
+ */
+struct scarlett2_flash_segment_erase_progress {
+ unsigned char progress;
+ unsigned char num_blocks;
+};
+#define SCARLETT2_IOCTL_GET_ERASE_PROGRESS \
+ _IOR('S', 0x64, struct scarlett2_flash_segment_erase_progress)
+
+#endif /* __UAPI_SOUND_SCARLETT2_H */