media: v4l2: import HTC v4l2 stack
HTC kernel version: villeu-jb-crc-3.4.10-ae8b65e
Change-Id: Ib3cf788a9931b4efa68380ff6adf6ea6359a9ef9
diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h
index 3cb939c..7209cda 100644
--- a/include/media/v4l2-ioctl.h
+++ b/include/media/v4l2-ioctl.h
@@ -1,35 +1,28 @@
-/*
- *
- * V 4 L 2 D R I V E R H E L P E R A P I
- *
- * Moved from videodev2.h
- *
- * Some commonly needed functions for drivers (v4l2-common.o module)
- */
#ifndef _V4L2_IOCTL_H
#define _V4L2_IOCTL_H
#include <linux/poll.h>
#include <linux/fs.h>
+#include <linux/device.h>
#include <linux/mutex.h>
-#include <linux/compiler.h> /* need __user */
+#include <linux/compiler.h>
#include <linux/videodev2.h>
struct v4l2_fh;
struct v4l2_ioctl_ops {
- /* ioctl callbacks */
+
- /* VIDIOC_QUERYCAP handler */
+
int (*vidioc_querycap)(struct file *file, void *fh, struct v4l2_capability *cap);
- /* Priority handling */
+
int (*vidioc_g_priority) (struct file *file, void *fh,
enum v4l2_priority *p);
int (*vidioc_s_priority) (struct file *file, void *fh,
enum v4l2_priority p);
- /* VIDIOC_ENUM_FMT handlers */
+
int (*vidioc_enum_fmt_vid_cap) (struct file *file, void *fh,
struct v4l2_fmtdesc *f);
int (*vidioc_enum_fmt_vid_overlay) (struct file *file, void *fh,
@@ -43,7 +36,7 @@
int (*vidioc_enum_fmt_type_private)(struct file *file, void *fh,
struct v4l2_fmtdesc *f);
- /* VIDIOC_G_FMT handlers */
+
int (*vidioc_g_fmt_vid_cap) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_g_fmt_vid_overlay)(struct file *file, void *fh,
@@ -67,7 +60,7 @@
int (*vidioc_g_fmt_type_private)(struct file *file, void *fh,
struct v4l2_format *f);
- /* VIDIOC_S_FMT handlers */
+
int (*vidioc_s_fmt_vid_cap) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_s_fmt_vid_overlay)(struct file *file, void *fh,
@@ -91,7 +84,7 @@
int (*vidioc_s_fmt_type_private)(struct file *file, void *fh,
struct v4l2_format *f);
- /* VIDIOC_TRY_FMT handlers */
+
int (*vidioc_try_fmt_vid_cap) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_try_fmt_vid_overlay)(struct file *file, void *fh,
@@ -115,14 +108,12 @@
int (*vidioc_try_fmt_type_private)(struct file *file, void *fh,
struct v4l2_format *f);
- /* Buffer handlers */
+
int (*vidioc_reqbufs) (struct file *file, void *fh, struct v4l2_requestbuffers *b);
int (*vidioc_querybuf)(struct file *file, void *fh, struct v4l2_buffer *b);
int (*vidioc_qbuf) (struct file *file, void *fh, struct v4l2_buffer *b);
int (*vidioc_dqbuf) (struct file *file, void *fh, struct v4l2_buffer *b);
- int (*vidioc_create_bufs)(struct file *file, void *fh, struct v4l2_create_buffers *b);
- int (*vidioc_prepare_buf)(struct file *file, void *fh, struct v4l2_buffer *b);
int (*vidioc_overlay) (struct file *file, void *fh, unsigned int i);
int (*vidioc_g_fbuf) (struct file *file, void *fh,
@@ -130,30 +121,27 @@
int (*vidioc_s_fbuf) (struct file *file, void *fh,
struct v4l2_framebuffer *a);
- /* Stream on/off */
+
int (*vidioc_streamon) (struct file *file, void *fh, enum v4l2_buf_type i);
int (*vidioc_streamoff)(struct file *file, void *fh, enum v4l2_buf_type i);
- /* Standard handling
- ENUMSTD is handled by videodev.c
- */
int (*vidioc_g_std) (struct file *file, void *fh, v4l2_std_id *norm);
int (*vidioc_s_std) (struct file *file, void *fh, v4l2_std_id *norm);
int (*vidioc_querystd) (struct file *file, void *fh, v4l2_std_id *a);
- /* Input handling */
+
int (*vidioc_enum_input)(struct file *file, void *fh,
struct v4l2_input *inp);
int (*vidioc_g_input) (struct file *file, void *fh, unsigned int *i);
int (*vidioc_s_input) (struct file *file, void *fh, unsigned int i);
- /* Output handling */
+
int (*vidioc_enum_output) (struct file *file, void *fh,
struct v4l2_output *a);
int (*vidioc_g_output) (struct file *file, void *fh, unsigned int *i);
int (*vidioc_s_output) (struct file *file, void *fh, unsigned int i);
- /* Control handling */
+
int (*vidioc_queryctrl) (struct file *file, void *fh,
struct v4l2_queryctrl *a);
int (*vidioc_g_ctrl) (struct file *file, void *fh,
@@ -169,7 +157,7 @@
int (*vidioc_querymenu) (struct file *file, void *fh,
struct v4l2_querymenu *a);
- /* Audio ioctls */
+
int (*vidioc_enumaudio) (struct file *file, void *fh,
struct v4l2_audio *a);
int (*vidioc_g_audio) (struct file *file, void *fh,
@@ -177,7 +165,7 @@
int (*vidioc_s_audio) (struct file *file, void *fh,
struct v4l2_audio *a);
- /* Audio out ioctls */
+
int (*vidioc_enumaudout) (struct file *file, void *fh,
struct v4l2_audioout *a);
int (*vidioc_g_audout) (struct file *file, void *fh,
@@ -188,18 +176,14 @@
struct v4l2_modulator *a);
int (*vidioc_s_modulator) (struct file *file, void *fh,
struct v4l2_modulator *a);
- /* Crop ioctls */
+
int (*vidioc_cropcap) (struct file *file, void *fh,
struct v4l2_cropcap *a);
int (*vidioc_g_crop) (struct file *file, void *fh,
struct v4l2_crop *a);
int (*vidioc_s_crop) (struct file *file, void *fh,
struct v4l2_crop *a);
- int (*vidioc_g_selection) (struct file *file, void *fh,
- struct v4l2_selection *s);
- int (*vidioc_s_selection) (struct file *file, void *fh,
- struct v4l2_selection *s);
- /* Compression ioctls */
+
int (*vidioc_g_jpegcomp) (struct file *file, void *fh,
struct v4l2_jpegcompression *a);
int (*vidioc_s_jpegcomp) (struct file *file, void *fh,
@@ -210,18 +194,14 @@
struct v4l2_encoder_cmd *a);
int (*vidioc_try_encoder_cmd) (struct file *file, void *fh,
struct v4l2_encoder_cmd *a);
- int (*vidioc_decoder_cmd) (struct file *file, void *fh,
- struct v4l2_decoder_cmd *a);
- int (*vidioc_try_decoder_cmd) (struct file *file, void *fh,
- struct v4l2_decoder_cmd *a);
- /* Stream type-dependent parameter ioctls */
+
int (*vidioc_g_parm) (struct file *file, void *fh,
struct v4l2_streamparm *a);
int (*vidioc_s_parm) (struct file *file, void *fh,
struct v4l2_streamparm *a);
- /* Tuner ioctls */
+
int (*vidioc_g_tuner) (struct file *file, void *fh,
struct v4l2_tuner *a);
int (*vidioc_s_tuner) (struct file *file, void *fh,
@@ -231,17 +211,17 @@
int (*vidioc_s_frequency) (struct file *file, void *fh,
struct v4l2_frequency *a);
- /* Sliced VBI cap */
+
int (*vidioc_g_sliced_vbi_cap) (struct file *file, void *fh,
struct v4l2_sliced_vbi_cap *a);
- /* Log status ioctl */
+
int (*vidioc_log_status) (struct file *file, void *fh);
int (*vidioc_s_hw_freq_seek) (struct file *file, void *fh,
struct v4l2_hw_freq_seek *a);
- /* Debugging ioctls */
+
#ifdef CONFIG_VIDEO_ADV_DEBUG
int (*vidioc_g_register) (struct file *file, void *fh,
struct v4l2_dbg_register *reg);
@@ -257,7 +237,7 @@
int (*vidioc_enum_frameintervals) (struct file *file, void *fh,
struct v4l2_frmivalenum *fival);
- /* DV Timings IOCTLs */
+
int (*vidioc_enum_dv_presets) (struct file *file, void *fh,
struct v4l2_dv_enum_preset *preset);
@@ -277,47 +257,38 @@
int (*vidioc_unsubscribe_event)(struct v4l2_fh *fh,
struct v4l2_event_subscription *sub);
- /* For other private ioctls */
+
long (*vidioc_default) (struct file *file, void *fh,
bool valid_prio, int cmd, void *arg);
};
-/* v4l debugging and diagnostics */
-/* Debug bitmask flags to be used on V4L2 */
#define V4L2_DEBUG_IOCTL 0x01
#define V4L2_DEBUG_IOCTL_ARG 0x02
-/* Use this macro for non-I2C drivers. Pass the driver name as the first arg. */
#define v4l_print_ioctl(name, cmd) \
do { \
printk(KERN_DEBUG "%s: ", name); \
v4l_printk_ioctl(cmd); \
} while (0)
-/* Use this macro in I2C drivers where 'client' is the struct i2c_client
- pointer */
#define v4l_i2c_print_ioctl(client, cmd) \
do { \
v4l_client_printk(KERN_DEBUG, client, ""); \
v4l_printk_ioctl(cmd); \
} while (0)
-/* Video standard functions */
extern const char *v4l2_norm_to_name(v4l2_std_id id);
extern void v4l2_video_std_frame_period(int id, struct v4l2_fract *frameperiod);
extern int v4l2_video_std_construct(struct v4l2_standard *vs,
int id, const char *name);
-/* Prints the ioctl in a human-readable format */
extern void v4l_printk_ioctl(unsigned int cmd);
-/* names for fancy debug output */
extern const char *v4l2_field_names[];
extern const char *v4l2_type_names[];
#ifdef CONFIG_COMPAT
-/* 32 Bits compatibility layer for 64 bits processors */
extern long v4l2_compat_ioctl32(struct file *file, unsigned int cmd,
unsigned long arg);
#endif
@@ -325,12 +296,10 @@
typedef long (*v4l2_kioctl)(struct file *file,
unsigned int cmd, void *arg);
-/* Include support for obsoleted stuff */
extern long video_usercopy(struct file *file, unsigned int cmd,
unsigned long arg, v4l2_kioctl func);
-/* Standard handlers for V4L ioctl's */
extern long video_ioctl2(struct file *file,
unsigned int cmd, unsigned long arg);
-#endif /* _V4L2_IOCTL_H */
+#endif