linux/drivers/gpu/ipu-v3/ipu-dmfc.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Copyright (c) 2010 Sascha Hauer <[email protected]>
 * Copyright (C) 2005-2009 Freescale Semiconductor, Inc.
 */
#include <linux/export.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/io.h>

#include <video/imx-ipu-v3.h>
#include "ipu-prv.h"

#define DMFC_RD_CHAN …
#define DMFC_WR_CHAN …
#define DMFC_WR_CHAN_DEF …
#define DMFC_DP_CHAN …
#define DMFC_DP_CHAN_DEF …
#define DMFC_GENERAL1 …
#define DMFC_GENERAL2 …
#define DMFC_IC_CTRL …
#define DMFC_WR_CHAN_ALT …
#define DMFC_WR_CHAN_DEF_ALT …
#define DMFC_DP_CHAN_ALT …
#define DMFC_DP_CHAN_DEF_ALT …
#define DMFC_GENERAL1_ALT …
#define DMFC_STAT …

#define DMFC_WR_CHAN_1_28 …
#define DMFC_WR_CHAN_2_41 …
#define DMFC_WR_CHAN_1C_42 …
#define DMFC_WR_CHAN_2C_43 …

#define DMFC_DP_CHAN_5B_23 …
#define DMFC_DP_CHAN_5F_27 …
#define DMFC_DP_CHAN_6B_24 …
#define DMFC_DP_CHAN_6F_29 …

struct dmfc_channel_data { … };

static const struct dmfc_channel_data dmfcdata[] = …;

#define DMFC_NUM_CHANNELS …

struct ipu_dmfc_priv;

struct dmfc_channel { … };

struct ipu_dmfc_priv { … };

int ipu_dmfc_enable_channel(struct dmfc_channel *dmfc)
{ … }
EXPORT_SYMBOL_GPL(…);

void ipu_dmfc_disable_channel(struct dmfc_channel *dmfc)
{ … }
EXPORT_SYMBOL_GPL(…);

void ipu_dmfc_config_wait4eot(struct dmfc_channel *dmfc, int width)
{ … }
EXPORT_SYMBOL_GPL(…);

struct dmfc_channel *ipu_dmfc_get(struct ipu_soc *ipu, int ipu_channel)
{ … }
EXPORT_SYMBOL_GPL(…);

void ipu_dmfc_put(struct dmfc_channel *dmfc)
{ … }
EXPORT_SYMBOL_GPL(…);

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)
{ … }