blob: b7ef92d1d4da516210b5c79b32265297f632a018 [file] [log] [blame]
* linux/drivers/parrot/media/p7-mpegts_priv.h
* Copyright (C) 2013 Parrot S.A.
* @author: Damien Riegel <>
* @author: Jeremie Samuel <>
* This file is released under the GPL
#ifndef P7_MPEGTS_PRIV_H_
#define P7_MPEGTS_PRIV_H_
#if defined(CONFIG_MPEGTS_PARROT7) || \
#include "p7-mpegts_ioctl.h"
#include "p7-mpegts_regs.h"
#include <linux/miscdevice.h>
#include <linux/dmaengine.h>
#include <linux/dma-mapping.h>
#include <spi/p7-spi.h>
#include <spi/p7-spi_priv.h>
#define P7MPG_DRV_NAME "p7-mpegts"
struct p7mpg_block_desc;
struct p7mpg_core {
int id;
struct device* device;
struct miscdevice miscdev;
struct resource const * regs;
unsigned long vaddr;
/* info about the region reserved for DMA */
size_t dma_region_sz;
void* dma_virt;
dma_addr_t dma_bus;
struct dma_chan* dma_chan;
bool map_dma;
struct dma_slave_config dma_cfg;
dma_cookie_t dma_cook;
dma_addr_t dma_addr;
size_t dma_sz;
size_t dma_thres;
size_t dma_min;
unsigned long fifo_paddr;
size_t fifo_sz;
/* Transfer bytes threshold */
size_t thres_sz;
/* Driver params */
unsigned int pkt_by_blk;
unsigned char blk_by_rb;
void* metadata_mem;
struct p7mpg_metadata* metadata;
unsigned int dma_block;
struct pinctrl* pctl;
/* Pins valid or sync avalaibility */
int valid_pin;
int sync_pin;
/* Array to save registers during suspend/resume procedure */
u32 *saved_regs;
bool started;
static inline int p7mpg_core_id(struct p7mpg_core const * core)
return core->id;
#endif /* defined(CONFIG_MPEGTS_PARROT7) || \