mem2mem_testdev.c File Reference

#include <linux/module.h>
#include <linux/delay.h>
#include <linux/fs.h>
#include <linux/timer.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/platform_device.h>
#include <media/v4l2-mem2mem.h>
#include <media/v4l2-device.h>
#include <media/v4l2-ioctl.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-event.h>
#include <media/videobuf2-vmalloc.h>

Go to the source code of this file.

Data Structures
struct	m2mtest_fmt
struct	m2mtest_q_data
struct	m2mtest_dev
struct	m2mtest_ctx

Macros
#define	MEM2MEM_TEST_MODULE_NAME   "mem2mem-testdev"
#define	MIN_W   32
#define	MIN_H   32
#define	MAX_W   640
#define	MAX_H   480
#define	DIM_ALIGN_MASK   7 /* 8-byte alignment for line length */
#define	MEM2MEM_CAPTURE   (1 << 0)
#define	MEM2MEM_OUTPUT   (1 << 1)
#define	MEM2MEM_NAME   "m2m-testdev"
#define	MEM2MEM_DEF_NUM_BUFS   VIDEO_MAX_FRAME
#define	MEM2MEM_VID_MEM_LIMIT   (16 * 1024 * 1024)
#define	MEM2MEM_DEF_TRANSTIME   1000
#define	MEM2MEM_DEF_TRANSLEN   1
#define	MEM2MEM_COLOR_STEP   (0xff >> 4)
#define	MEM2MEM_NUM_TILES   8
#define	MEM2MEM_HFLIP   (1 << 0)
#define	MEM2MEM_VFLIP   (1 << 1)
#define	dprintk(dev, fmt, arg...)   v4l2_dbg(1, 1, &dev->v4l2_dev, "%s: " fmt, __func__, ## arg)
#define	NUM_FORMATS   ARRAY_SIZE(formats)
#define	V4L2_CID_TRANS_TIME_MSEC   (V4L2_CID_USER_BASE + 0x1000)
#define	V4L2_CID_TRANS_NUM_BUFS   (V4L2_CID_USER_BASE + 0x1001)

Enumerations
enum	{ V4L2_M2M_SRC = 0, V4L2_M2M_DST = 1 }

Functions
	MODULE_DESCRIPTION ("Virtual device for mem2mem framework testing")
	MODULE_AUTHOR ("Pawel Osciak, <[email protected]>")
	MODULE_LICENSE ("GPL")
	MODULE_VERSION ("0.1.1")
	module_init (m2mtest_init)
	module_exit (m2mtest_exit)

Macro Definition Documentation

#define DIM_ALIGN_MASK   7 /* 8-byte alignment for line length */

Definition at line 45 of file mem2mem_testdev.c.

#define dprintk	(		dev,
			fmt,
			arg...
	)		v4l2_dbg(1, 1, &dev->v4l2_dev, "%s: " fmt, __func__, ## arg)

Definition at line 69 of file mem2mem_testdev.c.

#define MAX_H   480

Definition at line 44 of file mem2mem_testdev.c.

#define MAX_W   640

Definition at line 43 of file mem2mem_testdev.c.

#define MEM2MEM_CAPTURE   (1 << 0)

Definition at line 48 of file mem2mem_testdev.c.

#define MEM2MEM_COLOR_STEP   (0xff >> 4)

Definition at line 62 of file mem2mem_testdev.c.

#define MEM2MEM_DEF_NUM_BUFS   VIDEO_MAX_FRAME

Definition at line 54 of file mem2mem_testdev.c.

#define MEM2MEM_DEF_TRANSLEN   1

Definition at line 61 of file mem2mem_testdev.c.

#define MEM2MEM_DEF_TRANSTIME   1000

Definition at line 59 of file mem2mem_testdev.c.

#define MEM2MEM_HFLIP   (1 << 0)

Definition at line 66 of file mem2mem_testdev.c.

#define MEM2MEM_NAME   "m2m-testdev"

Definition at line 51 of file mem2mem_testdev.c.

#define MEM2MEM_NUM_TILES   8

Definition at line 63 of file mem2mem_testdev.c.

#define MEM2MEM_OUTPUT   (1 << 1)

Definition at line 49 of file mem2mem_testdev.c.

#define MEM2MEM_TEST_MODULE_NAME   "mem2mem-testdev"

Definition at line 34 of file mem2mem_testdev.c.

#define MEM2MEM_VFLIP   (1 << 1)

Definition at line 67 of file mem2mem_testdev.c.

#define MEM2MEM_VID_MEM_LIMIT   (16 * 1024 * 1024)

Definition at line 56 of file mem2mem_testdev.c.

#define MIN_H   32

Definition at line 42 of file mem2mem_testdev.c.

#define MIN_W   32

Definition at line 41 of file mem2mem_testdev.c.

#define NUM_FORMATS   ARRAY_SIZE(formats)

Definition at line 106 of file mem2mem_testdev.c.

#define V4L2_CID_TRANS_NUM_BUFS   (V4L2_CID_USER_BASE + 0x1001)

Definition at line 122 of file mem2mem_testdev.c.

#define V4L2_CID_TRANS_TIME_MSEC   (V4L2_CID_USER_BASE + 0x1000)

Definition at line 121 of file mem2mem_testdev.c.

Enumeration Type Documentation

anonymous enum

Enumerator:

V4L2_M2M_SRC
V4L2_M2M_DST

Definition at line 116 of file mem2mem_testdev.c.

Function Documentation

MODULE_AUTHOR	(	"Pawel	Osciak,
		< pawel @osciak.com >"
	)

MODULE_DESCRIPTION

(

"Virtual device for mem2mem framework testing"

)

module_exit

(

m2mtest_exit

)

module_init

(

m2mtest_init

)

MODULE_LICENSE

(

"GPL"

)

MODULE_VERSION

(

"0.1.1"

)