0937e7e712
All data is accessed RO, so mark everything const. Some vars in several functions aswell as function signatures also require the const keyword now, they're also added by this commit. Signed-off-by: Daniel Scheller <d.scheller@gmx.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
398 lines
10 KiB
C
398 lines
10 KiB
C
/*
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* ddbridge.h: Digital Devices PCIe bridge driver
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*
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* Copyright (C) 2010-2017 Digital Devices GmbH
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* Ralph Metzler <rmetzler@digitaldevices.de>
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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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* To obtain the license, point your browser to
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* 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/module.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/delay.h>
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#include <linux/slab.h>
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#include <linux/poll.h>
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#include <linux/io.h>
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#include <linux/pci.h>
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#include <linux/timer.h>
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#include <linux/i2c.h>
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#include <linux/swab.h>
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#include <linux/vmalloc.h>
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#include <linux/workqueue.h>
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#include <linux/kthread.h>
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#include <linux/platform_device.h>
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#include <linux/clk.h>
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#include <linux/spi/spi.h>
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#include <linux/gpio.h>
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#include <linux/completion.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/mutex.h>
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#include <asm/dma.h>
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#include <asm/irq.h>
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#include <linux/io.h>
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#include <linux/uaccess.h>
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#include <linux/dvb/ca.h>
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#include <linux/socket.h>
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#include <linux/device.h>
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#include <linux/io.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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#define DDBRIDGE_VERSION "0.9.31intermediate-integrated"
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#define DDB_MAX_I2C 32
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#define DDB_MAX_PORT 32
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#define DDB_MAX_INPUT 64
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#define DDB_MAX_OUTPUT 32
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#define DDB_MAX_LINK 4
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#define DDB_LINK_SHIFT 28
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#define DDB_LINK_TAG(_x) (_x << DDB_LINK_SHIFT)
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struct ddb_regset {
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u32 base;
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u32 num;
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u32 size;
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};
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struct ddb_regmap {
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u32 irq_base_i2c;
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u32 irq_base_idma;
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u32 irq_base_odma;
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const struct ddb_regset *i2c;
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const struct ddb_regset *i2c_buf;
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const struct ddb_regset *idma;
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const struct ddb_regset *idma_buf;
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const struct ddb_regset *odma;
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const struct ddb_regset *odma_buf;
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const struct ddb_regset *input;
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const struct ddb_regset *output;
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const struct ddb_regset *channel;
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};
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struct ddb_ids {
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u16 vendor;
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u16 device;
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u16 subvendor;
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u16 subdevice;
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u32 hwid;
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u32 regmapid;
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u32 devid;
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u32 mac;
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};
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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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#define DDB_OCTOPUS_CI 2
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#define DDB_OCTOPUS_MAX 5
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#define DDB_OCTOPUS_MAX_CT 6
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char *name;
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u32 i2c_mask;
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u8 port_num;
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u8 led_num;
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u8 fan_num;
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u8 temp_num;
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u8 temp_bus;
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u32 board_control;
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u32 board_control_2;
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u8 mdio_num;
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u8 con_clock; /* use a continuous clock */
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u8 ts_quirks;
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#define TS_QUIRK_SERIAL 1
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#define TS_QUIRK_REVERSED 2
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#define TS_QUIRK_ALT_OSC 8
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u32 tempmon_irq;
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const struct ddb_regmap *regmap;
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};
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/* DMA_SIZE MUST be smaller than 256k and
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* MUST be divisible by 188 and 128 !!!
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*/
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#define 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 INPUT_DMA_IRQ_DIV 1
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#define OUTPUT_DMA_BUFS 8
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#define OUTPUT_DMA_SIZE (128*47*21)
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#define OUTPUT_DMA_IRQ_DIV 1
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struct ddb;
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struct ddb_port;
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struct ddb_dma {
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void *io;
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u32 regs;
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u32 bufregs;
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dma_addr_t pbuf[DMA_MAX_BUFS];
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u8 *vbuf[DMA_MAX_BUFS];
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u32 num;
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u32 size;
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u32 div;
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u32 bufval;
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struct work_struct work;
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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 ctrl;
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u32 cbuf;
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u32 coff;
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};
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struct ddb_dvb {
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struct dvb_adapter *adap;
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int adap_registered;
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struct dvb_device *dev;
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struct i2c_client *i2c_client[1];
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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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u32 attached;
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u8 input;
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enum fe_sec_tone_mode tone;
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enum fe_sec_voltage voltage;
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int (*i2c_gate_ctrl)(struct dvb_frontend *, int);
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int (*set_voltage)(struct dvb_frontend *fe,
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enum fe_sec_voltage voltage);
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int (*set_input)(struct dvb_frontend *fe, int input);
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int (*diseqc_send_master_cmd)(struct dvb_frontend *fe,
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struct dvb_diseqc_master_cmd *cmd);
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};
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struct ddb_ci {
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struct dvb_ca_en50221 en;
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struct ddb_port *port;
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u32 nr;
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struct mutex lock;
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};
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struct ddb_io {
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struct ddb_port *port;
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u32 nr;
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u32 regs;
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struct ddb_dma *dma;
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struct ddb_io *redo;
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struct ddb_io *redi;
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};
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#define ddb_output ddb_io
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#define ddb_input ddb_io
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struct ddb_i2c {
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struct ddb *dev;
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u32 nr;
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u32 regs;
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u32 link;
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struct i2c_adapter adap;
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u32 rbuf;
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u32 wbuf;
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u32 bsize;
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struct completion completion;
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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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u32 pnr;
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u32 regs;
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u32 lnr;
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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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#define DDB_PORT_LOOP 3
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char *name;
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char *type_name;
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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 3
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#define DDB_TUNER_DVBCT_ST 4
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#define DDB_CI_INTERNAL 5
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#define DDB_CI_EXTERNAL_SONY 6
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#define DDB_TUNER_DVBCT2_SONY_P 7
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#define DDB_TUNER_DVBC2T2_SONY_P 8
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#define DDB_TUNER_ISDBT_SONY_P 9
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#define DDB_TUNER_DVBS_STV0910_P 10
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#define DDB_TUNER_MXL5XX 11
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#define DDB_CI_EXTERNAL_XO2 12
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#define DDB_CI_EXTERNAL_XO2_B 13
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#define DDB_TUNER_DVBS_STV0910_PR 14
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#define DDB_TUNER_DVBC2T2I_SONY_P 15
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#define DDB_TUNER_XO2 32
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#define DDB_TUNER_DVBS_STV0910 (DDB_TUNER_XO2 + 0)
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#define DDB_TUNER_DVBCT2_SONY (DDB_TUNER_XO2 + 1)
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#define DDB_TUNER_ISDBT_SONY (DDB_TUNER_XO2 + 2)
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#define DDB_TUNER_DVBC2T2_SONY (DDB_TUNER_XO2 + 3)
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#define DDB_TUNER_ATSC_ST (DDB_TUNER_XO2 + 4)
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#define DDB_TUNER_DVBC2T2I_SONY (DDB_TUNER_XO2 + 5)
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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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struct ddb_dvb dvb[2];
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u32 gap;
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u32 obr;
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u8 creg;
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};
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#define CM_STARTUP_DELAY 2
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#define CM_AVERAGE 20
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#define CM_GAIN 10
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#define HW_LSB_SHIFT 12
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#define HW_LSB_MASK 0x1000
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#define CM_IDLE 0
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#define CM_STARTUP 1
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#define CM_ADJUST 2
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#define TS_CAPTURE_LEN (4096)
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struct ddb_lnb {
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struct mutex lock;
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u32 tone;
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enum fe_sec_voltage oldvoltage[4];
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u32 voltage[4];
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u32 voltages;
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u32 fmode;
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};
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struct ddb_link {
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struct ddb *dev;
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const struct ddb_info *info;
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u32 nr;
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u32 regs;
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spinlock_t lock;
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struct mutex flash_mutex;
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struct ddb_lnb lnb;
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struct tasklet_struct tasklet;
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struct ddb_ids ids;
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spinlock_t temp_lock;
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int overtemperature_error;
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u8 temp_tab[11];
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};
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struct ddb {
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struct pci_dev *pdev;
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struct platform_device *pfdev;
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struct device *dev;
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int msi;
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struct workqueue_struct *wq;
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u32 has_dma;
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struct ddb_link link[DDB_MAX_LINK];
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unsigned char __iomem *regs;
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u32 regs_len;
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u32 port_num;
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struct ddb_port port[DDB_MAX_PORT];
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u32 i2c_num;
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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 dvb_adapter adap[DDB_MAX_INPUT];
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struct ddb_dma idma[DDB_MAX_INPUT];
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struct ddb_dma odma[DDB_MAX_OUTPUT];
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void (*handler[4][256])(unsigned long);
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unsigned long handler_data[4][256];
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struct device *ddb_dev;
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u32 ddb_dev_users;
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u32 nr;
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u8 iobuf[1028];
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u8 leds;
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u32 ts_irq;
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u32 i2c_irq;
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struct mutex mutex;
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u8 tsbuf[TS_CAPTURE_LEN];
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};
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/****************************************************************************/
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/****************************************************************************/
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/****************************************************************************/
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int ddbridge_flashread(struct ddb *dev, u32 link, u8 *buf, u32 addr, u32 len);
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/****************************************************************************/
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/* ddbridge-main.c (modparams) */
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extern int ci_bitrate;
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extern int ts_loop;
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extern int xo2_speed;
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extern int alt_dma;
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extern int no_init;
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extern int stv0910_single;
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extern struct workqueue_struct *ddb_wq;
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/* ddbridge-core.c */
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void ddb_ports_detach(struct ddb *dev);
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void ddb_ports_release(struct ddb *dev);
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void ddb_buffers_free(struct ddb *dev);
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void ddb_device_destroy(struct ddb *dev);
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irqreturn_t ddb_irq_handler0(int irq, void *dev_id);
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irqreturn_t ddb_irq_handler1(int irq, void *dev_id);
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irqreturn_t ddb_irq_handler(int irq, void *dev_id);
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void ddb_ports_init(struct ddb *dev);
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int ddb_buffers_alloc(struct ddb *dev);
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int ddb_ports_attach(struct ddb *dev);
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int ddb_device_create(struct ddb *dev);
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int ddb_class_create(void);
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void ddb_class_destroy(void);
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int ddb_init(struct ddb *dev);
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void ddb_unmap(struct ddb *dev);
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#endif /* DDBRIDGE_H */
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