184 lines
4.9 KiB
C
184 lines
4.9 KiB
C
/*
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* ddbridge.h: Digital Devices PCIe bridge driver
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*
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* Copyright (C) 2010-2011 Digital Devices GmbH
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 only, as published by the Free Software Foundation.
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*
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA
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* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
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*/
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#ifndef _DDBRIDGE_H_
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#define _DDBRIDGE_H_
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#include <linux/types.h>
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#include <linux/sched.h>
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#include <linux/interrupt.h>
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#include <linux/i2c.h>
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#include <linux/mutex.h>
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#include <asm/dma.h>
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#include <linux/dvb/frontend.h>
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#include <linux/dvb/ca.h>
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#include <linux/socket.h>
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#include "dmxdev.h"
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#include "dvbdev.h"
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#include "dvb_demux.h"
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#include "dvb_frontend.h"
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#include "dvb_ringbuffer.h"
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#include "dvb_ca_en50221.h"
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#include "dvb_net.h"
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#include "cxd2099.h"
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#define DDB_MAX_I2C 4
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#define DDB_MAX_PORT 4
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#define DDB_MAX_INPUT 8
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#define DDB_MAX_OUTPUT 4
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struct ddb_info {
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int type;
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#define DDB_NONE 0
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#define DDB_OCTOPUS 1
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char *name;
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int port_num;
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u32 port_type[DDB_MAX_PORT];
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};
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/* DMA_SIZE MUST be divisible by 188 and 128 !!! */
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#define INPUT_DMA_MAX_BUFS 32 /* hardware table limit */
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#define INPUT_DMA_BUFS 8
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#define INPUT_DMA_SIZE (128*47*21)
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#define OUTPUT_DMA_MAX_BUFS 32
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#define OUTPUT_DMA_BUFS 8
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#define OUTPUT_DMA_SIZE (128*47*21)
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struct ddb;
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struct ddb_port;
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struct ddb_input {
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struct ddb_port *port;
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u32 nr;
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int attached;
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dma_addr_t pbuf[INPUT_DMA_MAX_BUFS];
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u8 *vbuf[INPUT_DMA_MAX_BUFS];
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u32 dma_buf_num;
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u32 dma_buf_size;
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struct tasklet_struct tasklet;
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spinlock_t lock;
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wait_queue_head_t wq;
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int running;
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u32 stat;
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u32 cbuf;
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u32 coff;
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struct dvb_adapter adap;
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struct dvb_device *dev;
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struct dvb_frontend *fe;
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struct dvb_frontend *fe2;
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struct dmxdev dmxdev;
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struct dvb_demux demux;
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struct dvb_net dvbnet;
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struct dmx_frontend hw_frontend;
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struct dmx_frontend mem_frontend;
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int users;
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int (*gate_ctrl)(struct dvb_frontend *, int);
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};
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struct ddb_output {
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struct ddb_port *port;
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u32 nr;
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dma_addr_t pbuf[OUTPUT_DMA_MAX_BUFS];
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u8 *vbuf[OUTPUT_DMA_MAX_BUFS];
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u32 dma_buf_num;
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u32 dma_buf_size;
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struct tasklet_struct tasklet;
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spinlock_t lock;
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wait_queue_head_t wq;
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int running;
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u32 stat;
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u32 cbuf;
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u32 coff;
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struct dvb_adapter adap;
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struct dvb_device *dev;
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};
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struct ddb_i2c {
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struct ddb *dev;
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u32 nr;
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struct i2c_adapter adap;
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struct i2c_adapter adap2;
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u32 regs;
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u32 rbuf;
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u32 wbuf;
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int done;
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wait_queue_head_t wq;
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};
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struct ddb_port {
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struct ddb *dev;
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u32 nr;
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struct ddb_i2c *i2c;
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struct mutex i2c_gate_lock;
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u32 class;
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#define DDB_PORT_NONE 0
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#define DDB_PORT_CI 1
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#define DDB_PORT_TUNER 2
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u32 type;
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#define DDB_TUNER_NONE 0
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#define DDB_TUNER_DVBS_ST 1
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#define DDB_TUNER_DVBS_ST_AA 2
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#define DDB_TUNER_DVBCT_TR 16
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#define DDB_TUNER_DVBCT_ST 17
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u32 adr;
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struct ddb_input *input[2];
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struct ddb_output *output;
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struct dvb_ca_en50221 *en;
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};
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struct ddb {
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struct pci_dev *pdev;
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unsigned char __iomem *regs;
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struct ddb_port port[DDB_MAX_PORT];
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struct ddb_i2c i2c[DDB_MAX_I2C];
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struct ddb_input input[DDB_MAX_INPUT];
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struct ddb_output output[DDB_MAX_OUTPUT];
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struct device *ddb_dev;
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int nr;
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u8 iobuf[1028];
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struct ddb_info *info;
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int msi;
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};
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/****************************************************************************/
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#define ddbwritel(_val, _adr) writel((_val), \
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dev->regs+(_adr))
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#define ddbreadl(_adr) readl(dev->regs+(_adr))
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#define ddbcpyto(_adr, _src, _count) memcpy_toio(dev->regs+(_adr), (_src), (_count))
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#define ddbcpyfrom(_dst, _adr, _count) memcpy_fromio((_dst), dev->regs+(_adr), (_count))
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/****************************************************************************/
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#endif
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