diff options
Diffstat (limited to 'drivers/media/pci/ddbridge/ddbridge.h')
| -rw-r--r-- | drivers/media/pci/ddbridge/ddbridge.h | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/drivers/media/pci/ddbridge/ddbridge.h b/drivers/media/pci/ddbridge/ddbridge.h new file mode 100644 index 000000000000..8b1b41d2a52d --- /dev/null +++ b/drivers/media/pci/ddbridge/ddbridge.h @@ -0,0 +1,185 @@ +/* + * 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. + * + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA + * Or, 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" + +#define DDB_MAX_I2C 4 +#define DDB_MAX_PORT 4 +#define DDB_MAX_INPUT 8 +#define DDB_MAX_OUTPUT 4 + +struct ddb_info { + int type; +#define DDB_NONE 0 +#define DDB_OCTOPUS 1 + char *name; + int port_num; + u32 port_type[DDB_MAX_PORT]; +}; + +/* 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 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_DVBCT_TR 16 +#define DDB_TUNER_DVBCT_ST 17 + u32 adr; + + struct ddb_input *input[2]; + struct ddb_output *output; + struct dvb_ca_en50221 *en; +}; + +struct ddb { + struct pci_dev *pdev; + unsigned char *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), \ + (char *) (dev->regs+(_adr))) +#define ddbreadl(_adr) readl((char *) (dev->regs+(_adr))) +#define ddbcpyto(_adr, _src, _count) memcpy_toio((char *) \ + (dev->regs+(_adr)), (_src), (_count)) +#define ddbcpyfrom(_dst, _adr, _count) memcpy_fromio((_dst), (char *) \ + (dev->regs+(_adr)), (_count)) + +/****************************************************************************/ + +#endif |