ipu-dmfc.c File Reference

#include <linux/export.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/io.h>
#include "imx-ipu-v3.h"
#include "ipu-prv.h"

Go to the source code of this file.

Data Structures
struct	dmfc_channel_data
struct	dmfc_channel
struct	ipu_dmfc_priv

Macros
#define	DMFC_RD_CHAN   0x0000
#define	DMFC_WR_CHAN   0x0004
#define	DMFC_WR_CHAN_DEF   0x0008
#define	DMFC_DP_CHAN   0x000c
#define	DMFC_DP_CHAN_DEF   0x0010
#define	DMFC_GENERAL1   0x0014
#define	DMFC_GENERAL2   0x0018
#define	DMFC_IC_CTRL   0x001c
#define	DMFC_STAT   0x0020
#define	DMFC_WR_CHAN_1_28   0
#define	DMFC_WR_CHAN_2_41   8
#define	DMFC_WR_CHAN_1C_42   16
#define	DMFC_WR_CHAN_2C_43   24
#define	DMFC_DP_CHAN_5B_23   0
#define	DMFC_DP_CHAN_5F_27   8
#define	DMFC_DP_CHAN_6B_24   16
#define	DMFC_DP_CHAN_6F_29   24
#define	DMFC_FIFO_SIZE_64   (3 << 3)
#define	DMFC_FIFO_SIZE_128   (2 << 3)
#define	DMFC_FIFO_SIZE_256   (1 << 3)
#define	DMFC_FIFO_SIZE_512   (0 << 3)
#define	DMFC_SEGMENT(x)   ((x & 0x7) << 0)
#define	DMFC_BURSTSIZE_128   (0 << 6)
#define	DMFC_BURSTSIZE_64   (1 << 6)
#define	DMFC_BURSTSIZE_32   (2 << 6)
#define	DMFC_BURSTSIZE_16   (3 << 6)
#define	DMFC_NUM_CHANNELS   ARRAY_SIZE(dmfcdata)

Functions
int	ipu_dmfc_enable_channel (struct dmfc_channel *dmfc)
	EXPORT_SYMBOL_GPL (ipu_dmfc_enable_channel)
void	ipu_dmfc_disable_channel (struct dmfc_channel *dmfc)
	EXPORT_SYMBOL_GPL (ipu_dmfc_disable_channel)
void	ipu_dmfc_free_bandwidth (struct dmfc_channel *dmfc)
	EXPORT_SYMBOL_GPL (ipu_dmfc_free_bandwidth)
int	ipu_dmfc_alloc_bandwidth (struct dmfc_channel *dmfc, unsigned long bandwidth_pixel_per_second, int burstsize)
	EXPORT_SYMBOL_GPL (ipu_dmfc_alloc_bandwidth)
int	ipu_dmfc_init_channel (struct dmfc_channel *dmfc, int width)
	EXPORT_SYMBOL_GPL (ipu_dmfc_init_channel)
struct dmfc_channel *	ipu_dmfc_get (struct ipu_soc *ipu, int ipu_channel)
	EXPORT_SYMBOL_GPL (ipu_dmfc_get)
void	ipu_dmfc_put (struct dmfc_channel *dmfc)
	EXPORT_SYMBOL_GPL (ipu_dmfc_put)
int	ipu_dmfc_init (struct ipu_soc *ipu, struct device *dev, unsigned long base, struct clk *ipu_clk)
void	ipu_dmfc_exit (struct ipu_soc *ipu)

Macro Definition Documentation

#define DMFC_BURSTSIZE_128   (0 << 6)

Definition at line 49 of file ipu-dmfc.c.

#define DMFC_BURSTSIZE_16   (3 << 6)

Definition at line 52 of file ipu-dmfc.c.

#define DMFC_BURSTSIZE_32   (2 << 6)

Definition at line 51 of file ipu-dmfc.c.

#define DMFC_BURSTSIZE_64   (1 << 6)

Definition at line 50 of file ipu-dmfc.c.

#define DMFC_DP_CHAN   0x000c

Definition at line 26 of file ipu-dmfc.c.

#define DMFC_DP_CHAN_5B_23   0

Definition at line 38 of file ipu-dmfc.c.

#define DMFC_DP_CHAN_5F_27   8

Definition at line 39 of file ipu-dmfc.c.

#define DMFC_DP_CHAN_6B_24   16

Definition at line 40 of file ipu-dmfc.c.

#define DMFC_DP_CHAN_6F_29   24

Definition at line 41 of file ipu-dmfc.c.

#define DMFC_DP_CHAN_DEF   0x0010

Definition at line 27 of file ipu-dmfc.c.

#define DMFC_FIFO_SIZE_128   (2 << 3)

Definition at line 44 of file ipu-dmfc.c.

#define DMFC_FIFO_SIZE_256   (1 << 3)

Definition at line 45 of file ipu-dmfc.c.

#define DMFC_FIFO_SIZE_512   (0 << 3)

Definition at line 46 of file ipu-dmfc.c.

#define DMFC_FIFO_SIZE_64   (3 << 3)

Definition at line 43 of file ipu-dmfc.c.

#define DMFC_GENERAL1   0x0014

Definition at line 28 of file ipu-dmfc.c.

#define DMFC_GENERAL2   0x0018

Definition at line 29 of file ipu-dmfc.c.

#define DMFC_IC_CTRL   0x001c

Definition at line 30 of file ipu-dmfc.c.

#define DMFC_NUM_CHANNELS   ARRAY_SIZE(dmfcdata)

Definition at line 96 of file ipu-dmfc.c.

#define DMFC_RD_CHAN   0x0000

Definition at line 23 of file ipu-dmfc.c.

#define DMFC_SEGMENT

(

x

)

((x & 0x7) << 0)

Definition at line 48 of file ipu-dmfc.c.

#define DMFC_STAT   0x0020

Definition at line 31 of file ipu-dmfc.c.

#define DMFC_WR_CHAN   0x0004

Definition at line 24 of file ipu-dmfc.c.

#define DMFC_WR_CHAN_1_28   0

Definition at line 33 of file ipu-dmfc.c.

#define DMFC_WR_CHAN_1C_42   16

Definition at line 35 of file ipu-dmfc.c.

#define DMFC_WR_CHAN_2_41   8

Definition at line 34 of file ipu-dmfc.c.

#define DMFC_WR_CHAN_2C_43   24

Definition at line 36 of file ipu-dmfc.c.

#define DMFC_WR_CHAN_DEF   0x0008

Definition at line 25 of file ipu-dmfc.c.

Function Documentation

EXPORT_SYMBOL_GPL

(

ipu_dmfc_enable_channel

)

EXPORT_SYMBOL_GPL

(

ipu_dmfc_disable_channel

)

EXPORT_SYMBOL_GPL

(

ipu_dmfc_free_bandwidth

)

EXPORT_SYMBOL_GPL

(

ipu_dmfc_alloc_bandwidth

)

EXPORT_SYMBOL_GPL

(

ipu_dmfc_init_channel

)

EXPORT_SYMBOL_GPL

(

ipu_dmfc_get

)

EXPORT_SYMBOL_GPL

(

ipu_dmfc_put

)

int ipu_dmfc_alloc_bandwidth	(	struct dmfc_channel *	dmfc,
		unsigned long	bandwidth_pixel_per_second,
		int	burstsize
	)

Definition at line 290 of file ipu-dmfc.c.

void ipu_dmfc_disable_channel

(

struct dmfc_channel *

dmfc

)

Definition at line 136 of file ipu-dmfc.c.

int ipu_dmfc_enable_channel

(

struct dmfc_channel *

dmfc

)

Definition at line 120 of file ipu-dmfc.c.

void ipu_dmfc_exit

(

struct ipu_soc *

ipu

)

Definition at line 406 of file ipu-dmfc.c.

void ipu_dmfc_free_bandwidth

(

struct dmfc_channel *

dmfc

)

Definition at line 248 of file ipu-dmfc.c.

struct dmfc_channel* ipu_dmfc_get ( struct ipu_soc *  ipu, int  ipu_channel  )

read

Definition at line 343 of file ipu-dmfc.c.

int ipu_dmfc_init	(	struct ipu_soc *	ipu,
		struct device *	dev,
		unsigned long	base,
		struct clk *	ipu_clk
	)

Definition at line 361 of file ipu-dmfc.c.

int ipu_dmfc_init_channel	(	struct dmfc_channel *	dmfc,
		int	width
	)

Definition at line 325 of file ipu-dmfc.c.

void ipu_dmfc_put

(

struct dmfc_channel *

dmfc

)

Definition at line 355 of file ipu-dmfc.c.