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/*
* ddbridge.h: Digital Devices PCIe bridge driver
*
* Copyright (C) 2010-2011 Digital Devices GmbH
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 only, as published by the Free Software Foundation.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* To obtain the license, point your browser to
* http://www.gnu.org/copyleft/gpl.html
*/
#ifndef _DDBRIDGE_H_
#define _DDBRIDGE_H_
#include <linux/types.h>
#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/i2c.h>
#include <linux/mutex.h>
#include <asm/dma.h>
#include <linux/dvb/frontend.h>
#include <linux/dvb/ca.h>
#include <linux/socket.h>
#include "dmxdev.h"
#include "dvbdev.h"
#include "dvb_demux.h"
#include "dvb_frontend.h"
#include "dvb_ringbuffer.h"
#include "dvb_ca_en50221.h"
#include "dvb_net.h"
#include "cxd2099.h"
/* MSI had problems with lost interrupts, fixed but needs testing */
#undef CONFIG_PCI_MSI
#define DDB_MAX_I2C 4
#define DDB_MAX_PORT 4
#define DDB_MAX_INPUT 8
#define DDB_MAX_OUTPUT 4
#define DDB_MAX_LINK 4
#define DDB_LINK_SHIFT 28
#define DDB_LINK_TAG(_x) (_x << DDB_LINK_SHIFT)
#define DDB_XO2_TYPE_NONE 0
#define DDB_XO2_TYPE_DUOFLEX 1
#define DDB_XO2_TYPE_CI 2
struct ddb_info {
int type;
#define DDB_NONE 0
#define DDB_OCTOPUS 1
#define DDB_OCTOPUS_MAX_CT 6
char *name;
int port_num;
u32 port_type[DDB_MAX_PORT];
u32 board_control;
u32 board_control_2;
u8 ts_quirks;
#define TS_QUIRK_SERIAL 1
#define TS_QUIRK_REVERSED 2
#define TS_QUIRK_ALT_OSC 8
};
/* DMA_SIZE MUST be divisible by 188 and 128 !!! */
#define INPUT_DMA_MAX_BUFS 32 /* hardware table limit */
#define INPUT_DMA_BUFS 8
#define INPUT_DMA_SIZE (128*47*21)
#define OUTPUT_DMA_MAX_BUFS 32
#define OUTPUT_DMA_BUFS 8
#define OUTPUT_DMA_SIZE (128*47*21)
struct ddb;
struct ddb_port;
struct ddb_input {
struct ddb_port *port;
u32 nr;
int attached;
dma_addr_t pbuf[INPUT_DMA_MAX_BUFS];
u8 *vbuf[INPUT_DMA_MAX_BUFS];
u32 dma_buf_num;
u32 dma_buf_size;
struct tasklet_struct tasklet;
spinlock_t lock;
wait_queue_head_t wq;
int running;
u32 stat;
u32 cbuf;
u32 coff;
struct dvb_adapter adap;
struct dvb_device *dev;
struct i2c_client *i2c_client[1];
struct dvb_frontend *fe;
struct dvb_frontend *fe2;
struct dmxdev dmxdev;
struct dvb_demux demux;
struct dvb_net dvbnet;
struct dmx_frontend hw_frontend;
struct dmx_frontend mem_frontend;
int users;
int (*gate_ctrl)(struct dvb_frontend *, int);
};
struct ddb_output {
struct ddb_port *port;
u32 nr;
dma_addr_t pbuf[OUTPUT_DMA_MAX_BUFS];
u8 *vbuf[OUTPUT_DMA_MAX_BUFS];
u32 dma_buf_num;
u32 dma_buf_size;
struct tasklet_struct tasklet;
spinlock_t lock;
wait_queue_head_t wq;
int running;
u32 stat;
u32 cbuf;
u32 coff;
struct dvb_adapter adap;
struct dvb_device *dev;
};
struct ddb_i2c {
struct ddb *dev;
u32 nr;
struct i2c_adapter adap;
struct i2c_adapter adap2;
u32 regs;
u32 rbuf;
u32 wbuf;
int done;
wait_queue_head_t wq;
};
struct ddb_port {
struct ddb *dev;
u32 nr;
struct ddb_i2c *i2c;
struct mutex i2c_gate_lock;
u32 class;
#define DDB_PORT_NONE 0
#define DDB_PORT_CI 1
#define DDB_PORT_TUNER 2
u32 type;
#define DDB_TUNER_NONE 0
#define DDB_TUNER_DVBS_ST 1
#define DDB_TUNER_DVBS_ST_AA 2
#define DDB_TUNER_DVBCT2_SONY_P 7
#define DDB_TUNER_DVBC2T2_SONY_P 8
#define DDB_TUNER_ISDBT_SONY_P 9
#define DDB_TUNER_DVBS_STV0910_P 10
#define DDB_TUNER_DVBS_STV0910_PR 14
#define DDB_TUNER_DVBC2T2I_SONY_P 15
#define DDB_TUNER_DVBCT_TR 16
#define DDB_TUNER_DVBCT_ST 17
#define DDB_TUNER_XO2_DVBS_STV0910 32
#define DDB_TUNER_XO2_DVBCT2_SONY 33
#define DDB_TUNER_XO2_ISDBT_SONY 34
#define DDB_TUNER_XO2_DVBC2T2_SONY 35
#define DDB_TUNER_XO2_ATSC_ST 36
#define DDB_TUNER_XO2_DVBC2T2I_SONY 37
u32 adr;
struct ddb_input *input[2];
struct ddb_output *output;
struct dvb_ca_en50221 *en;
};
struct ddb {
struct pci_dev *pdev;
unsigned char __iomem *regs;
struct ddb_port port[DDB_MAX_PORT];
struct ddb_i2c i2c[DDB_MAX_I2C];
struct ddb_input input[DDB_MAX_INPUT];
struct ddb_output output[DDB_MAX_OUTPUT];
struct device *ddb_dev;
int nr;
u8 iobuf[1028];
struct ddb_info *info;
int msi;
};
/****************************************************************************/
#define ddbwritel(_val, _adr) writel((_val), \
dev->regs+(_adr))
#define ddbreadl(_adr) readl(dev->regs+(_adr))
#define ddbcpyto(_adr, _src, _count) memcpy_toio(dev->regs+(_adr), (_src), (_count))
#define ddbcpyfrom(_dst, _adr, _count) memcpy_fromio((_dst), dev->regs+(_adr), (_count))
/****************************************************************************/
static inline u32 safe_ddbreadl(struct ddb *dev, u32 adr)
{
u32 val = ddbreadl(adr);
/* (ddb)readl returns (uint)-1 (all bits set) on failure, catch that */
if (val == ~0) {
dev_err(&dev->pdev->dev, "ddbreadl failure, adr=%08x\n", adr);
return 0;
}
return val;
}
/****************************************************************************/
/* ddbridge-main.c (modparams) */
extern int xo2_speed;
extern int stv0910_single;
/* ddbridge-core.c */
void ddb_ports_detach(struct ddb *dev);
void ddb_ports_release(struct ddb *dev);
void ddb_buffers_free(struct ddb *dev);
void ddb_device_destroy(struct ddb *dev);
irqreturn_t irq_handler(int irq, void *dev_id);
void ddb_ports_init(struct ddb *dev);
int ddb_buffers_alloc(struct ddb *dev);
int ddb_ports_attach(struct ddb *dev);
int ddb_device_create(struct ddb *dev);
int ddb_class_create(void);
void ddb_class_destroy(void);
#endif
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