block: let io_schedule() flush the plug inline

[firefly-linux-kernel-4.4.55.git] / include / linux / media.h

diff --git a/include/linux/media.h b/include/linux/media.h
index 64090db3c1fc00437f9ac7934039428e3acb28c0..0ef883327de217784a80fc510fb2d213115905e3 100644 (file)
--- a/include/linux/media.h
+++ b/include/linux/media.h
@@ -40,6 +40,93 @@ struct media_device_info {
        __u32 reserved[31];
 };
 
-#define MEDIA_IOC_DEVICE_INFO          _IOWR('M', 1, struct media_device_info)
+#define MEDIA_ENT_ID_FLAG_NEXT         (1 << 31)
+
+#define MEDIA_ENT_TYPE_SHIFT           16
+#define MEDIA_ENT_TYPE_MASK            0x00ff0000
+#define MEDIA_ENT_SUBTYPE_MASK         0x0000ffff
+
+#define MEDIA_ENT_T_DEVNODE            (1 << MEDIA_ENT_TYPE_SHIFT)
+#define MEDIA_ENT_T_DEVNODE_V4L                (MEDIA_ENT_T_DEVNODE + 1)
+#define MEDIA_ENT_T_DEVNODE_FB         (MEDIA_ENT_T_DEVNODE + 2)
+#define MEDIA_ENT_T_DEVNODE_ALSA       (MEDIA_ENT_T_DEVNODE + 3)
+#define MEDIA_ENT_T_DEVNODE_DVB                (MEDIA_ENT_T_DEVNODE + 4)
+
+#define MEDIA_ENT_T_V4L2_SUBDEV                (2 << MEDIA_ENT_TYPE_SHIFT)
+#define MEDIA_ENT_T_V4L2_SUBDEV_SENSOR (MEDIA_ENT_T_V4L2_SUBDEV + 1)
+#define MEDIA_ENT_T_V4L2_SUBDEV_FLASH  (MEDIA_ENT_T_V4L2_SUBDEV + 2)
+#define MEDIA_ENT_T_V4L2_SUBDEV_LENS   (MEDIA_ENT_T_V4L2_SUBDEV + 3)
+
+#define MEDIA_ENT_FL_DEFAULT           (1 << 0)
+
+struct media_entity_desc {
+       __u32 id;
+       char name[32];
+       __u32 type;
+       __u32 revision;
+       __u32 flags;
+       __u32 group_id;
+       __u16 pads;
+       __u16 links;
+
+       __u32 reserved[4];
+
+       union {
+               /* Node specifications */
+               struct {
+                       __u32 major;
+                       __u32 minor;
+               } v4l;
+               struct {
+                       __u32 major;
+                       __u32 minor;
+               } fb;
+               struct {
+                       __u32 card;
+                       __u32 device;
+                       __u32 subdevice;
+               } alsa;
+               int dvb;
+
+               /* Sub-device specifications */
+               /* Nothing needed yet */
+               __u8 raw[184];
+       };
+};
+
+#define MEDIA_PAD_FL_SINK              (1 << 0)
+#define MEDIA_PAD_FL_SOURCE            (1 << 1)
+
+struct media_pad_desc {
+       __u32 entity;           /* entity ID */
+       __u16 index;            /* pad index */
+       __u32 flags;            /* pad flags */
+       __u32 reserved[2];
+};
+
+#define MEDIA_LNK_FL_ENABLED           (1 << 0)
+#define MEDIA_LNK_FL_IMMUTABLE         (1 << 1)
+#define MEDIA_LNK_FL_DYNAMIC           (1 << 2)
+
+struct media_link_desc {
+       struct media_pad_desc source;
+       struct media_pad_desc sink;
+       __u32 flags;
+       __u32 reserved[2];
+};
+
+struct media_links_enum {
+       __u32 entity;
+       /* Should have enough room for pads elements */
+       struct media_pad_desc __user *pads;
+       /* Should have enough room for links elements */
+       struct media_link_desc __user *links;
+       __u32 reserved[4];
+};
+
+#define MEDIA_IOC_DEVICE_INFO          _IOWR('|', 0x00, struct media_device_info)
+#define MEDIA_IOC_ENUM_ENTITIES                _IOWR('|', 0x01, struct media_entity_desc)
+#define MEDIA_IOC_ENUM_LINKS           _IOWR('|', 0x02, struct media_links_enum)
+#define MEDIA_IOC_SETUP_LINK           _IOWR('|', 0x03, struct media_link_desc)
 
 #endif /* __LINUX_MEDIA_H */