Import the g_uvc.h header from the kernel sources
authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Sat, 9 Jun 2018 11:52:10 +0000 (14:52 +0300)
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Tue, 12 Jun 2018 18:19:58 +0000 (21:19 +0300)
In order to avoid depending on an external kernel source tree recent
enough to provide the g_uvc.h header, import in the the project.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
include/linux/usb/g_uvc.h [new file with mode: 0644]
lib/CMakeLists.txt

diff --git a/include/linux/usb/g_uvc.h b/include/linux/usb/g_uvc.h
new file mode 100644 (file)
index 0000000..491b8ab
--- /dev/null
@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/* This file is imported from the Linux kernel, don't modify it manually. */
+/*
+ * g_uvc.h  --  USB Video Class Gadget driver API
+ *
+ * Copyright (C) 2009-2010 Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+ */
+
+#ifndef __LINUX_USB_G_UVC_H
+#define __LINUX_USB_G_UVC_H
+
+#include <linux/ioctl.h>
+#include <linux/types.h>
+#include <linux/usb/ch9.h>
+
+#define UVC_EVENT_FIRST                        (V4L2_EVENT_PRIVATE_START + 0)
+#define UVC_EVENT_CONNECT              (V4L2_EVENT_PRIVATE_START + 0)
+#define UVC_EVENT_DISCONNECT           (V4L2_EVENT_PRIVATE_START + 1)
+#define UVC_EVENT_STREAMON             (V4L2_EVENT_PRIVATE_START + 2)
+#define UVC_EVENT_STREAMOFF            (V4L2_EVENT_PRIVATE_START + 3)
+#define UVC_EVENT_SETUP                        (V4L2_EVENT_PRIVATE_START + 4)
+#define UVC_EVENT_DATA                 (V4L2_EVENT_PRIVATE_START + 5)
+#define UVC_EVENT_LAST                 (V4L2_EVENT_PRIVATE_START + 5)
+
+struct uvc_request_data {
+       __s32 length;
+       __u8 data[60];
+};
+
+struct uvc_event {
+       union {
+               enum usb_device_speed speed;
+               struct usb_ctrlrequest req;
+               struct uvc_request_data data;
+       };
+};
+
+#define UVCIOC_SEND_RESPONSE           _IOW('U', 1, struct uvc_request_data)
+
+#endif /* __LINUX_USB_G_UVC_H */
index c798d3b..ca08fd7 100644 (file)
@@ -6,10 +6,9 @@ add_library(uvcgadget ${SOURCES})
 set_target_properties(uvcgadget PROPERTIES PUBLIC_HEADER "${HEADERS}")
 target_include_directories(uvcgadget
        PUBLIC
+       $<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}/include>
        $<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}/include/uvcgadget>
-       $<INSTALL_INTERFACE:include>
-       PRIVATE
-       ${KERNEL_INCLUDE_DIR})
+       $<INSTALL_INTERFACE:include>)
 
 install(TARGETS uvcgadget
        LIBRARY DESTINATION lib