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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III4 * flexcop-common.h - common header file for device-specific source files5 * see flexcop.c for copyright information6 */7#ifndef __FLEXCOP_COMMON_H__8#define __FLEXCOP_COMMON_H__9 10#include <linux/interrupt.h>11#include <linux/pci.h>12#include <linux/mutex.h>13 14#include "flexcop-reg.h"15 16#include <media/dmxdev.h>17#include <media/dvb_demux.h>18#include <media/dvb_net.h>19#include <media/dvb_frontend.h>20 21#define FC_MAX_FEED 25622 23#ifndef FC_LOG_PREFIX24#warning please define a log prefix for your file, using a default one25#define FC_LOG_PREFIX "b2c2-undef"26#endif27 28/* Steal from usb.h */29#undef err30#define err(format, arg...) \31 printk(KERN_ERR FC_LOG_PREFIX ": " format "\n" , ## arg)32#undef info33#define info(format, arg...) \34 printk(KERN_INFO FC_LOG_PREFIX ": " format "\n" , ## arg)35#undef warn36#define warn(format, arg...) \37 printk(KERN_WARNING FC_LOG_PREFIX ": " format "\n" , ## arg)38 39struct flexcop_dma {40 struct pci_dev *pdev;41 42 u8 *cpu_addr0;43 dma_addr_t dma_addr0;44 u8 *cpu_addr1;45 dma_addr_t dma_addr1;46 u32 size; /* size of each address in bytes */47};48 49struct flexcop_i2c_adapter {50 struct flexcop_device *fc;51 struct i2c_adapter i2c_adap;52 53 u8 no_base_addr;54 flexcop_i2c_port_t port;55};56 57/* Control structure for data definitions that are common to58 * the B2C2-based PCI and USB devices.59 */60struct flexcop_device {61 /* general */62 struct device *dev; /* for firmware_class */63 64#define FC_STATE_DVB_INIT 0x0165#define FC_STATE_I2C_INIT 0x0266#define FC_STATE_FE_INIT 0x0467 int init_state;68 69 /* device information */70 int has_32_hw_pid_filter;71 flexcop_revision_t rev;72 flexcop_device_type_t dev_type;73 flexcop_bus_t bus_type;74 75 /* dvb stuff */76 struct dvb_adapter dvb_adapter;77 struct dvb_frontend *fe;78 struct dvb_net dvbnet;79 struct dvb_demux demux;80 struct dmxdev dmxdev;81 struct dmx_frontend hw_frontend;82 struct dmx_frontend mem_frontend;83 int (*fe_sleep) (struct dvb_frontend *);84 85 struct flexcop_i2c_adapter fc_i2c_adap[3];86 struct mutex i2c_mutex;87 struct module *owner;88 89 /* options and status */90 int extra_feedcount;91 int feedcount;92 int pid_filtering;93 int fullts_streaming_state;94 int skip_6_hw_pid_filter;95 96 /* bus specific callbacks */97 flexcop_ibi_value(*read_ibi_reg) (struct flexcop_device *,98 flexcop_ibi_register);99 int (*write_ibi_reg) (struct flexcop_device *,100 flexcop_ibi_register, flexcop_ibi_value);101 int (*i2c_request) (struct flexcop_i2c_adapter *,102 flexcop_access_op_t, u8 chipaddr, u8 addr, u8 *buf, u16 len);103 int (*stream_control) (struct flexcop_device *, int);104 int (*get_mac_addr) (struct flexcop_device *fc, int extended);105 void *bus_specific;106};107 108/* exported prototypes */109 110/* from flexcop.c */111void flexcop_pass_dmx_data(struct flexcop_device *fc, u8 *buf, u32 len);112void flexcop_pass_dmx_packets(struct flexcop_device *fc, u8 *buf, u32 no);113 114struct flexcop_device *flexcop_device_kmalloc(size_t bus_specific_len);115void flexcop_device_kfree(struct flexcop_device *);116 117int flexcop_device_initialize(struct flexcop_device *);118void flexcop_device_exit(struct flexcop_device *fc);119void flexcop_reset_block_300(struct flexcop_device *fc);120 121/* from flexcop-dma.c */122int flexcop_dma_allocate(struct pci_dev *pdev,123 struct flexcop_dma *dma, u32 size);124void flexcop_dma_free(struct flexcop_dma *dma);125 126int flexcop_dma_control_timer_irq(struct flexcop_device *fc,127 flexcop_dma_index_t no, int onoff);128int flexcop_dma_control_size_irq(struct flexcop_device *fc,129 flexcop_dma_index_t no, int onoff);130int flexcop_dma_config(struct flexcop_device *fc, struct flexcop_dma *dma,131 flexcop_dma_index_t dma_idx);132int flexcop_dma_xfer_control(struct flexcop_device *fc,133 flexcop_dma_index_t dma_idx, flexcop_dma_addr_index_t index,134 int onoff);135int flexcop_dma_config_timer(struct flexcop_device *fc,136 flexcop_dma_index_t dma_idx, u8 cycles);137 138/* from flexcop-eeprom.c */139/* the PCI part uses this call to get the MAC address, the USB part has its own */140int flexcop_eeprom_check_mac_addr(struct flexcop_device *fc, int extended);141 142/* from flexcop-i2c.c */143/* the PCI part uses this a i2c_request callback, whereas the usb part has its own144 * one. We have it in flexcop-i2c.c, because it is going via the actual145 * I2C-channel of the flexcop.146 */147int flexcop_i2c_request(struct flexcop_i2c_adapter*, flexcop_access_op_t,148 u8 chipaddr, u8 addr, u8 *buf, u16 len);149 150/* from flexcop-sram.c */151int flexcop_sram_set_dest(struct flexcop_device *fc, flexcop_sram_dest_t dest,152 flexcop_sram_dest_target_t target);153void flexcop_wan_set_speed(struct flexcop_device *fc, flexcop_wan_speed_t s);154void flexcop_sram_ctrl(struct flexcop_device *fc,155 int usb_wan, int sramdma, int maximumfill);156 157/* global prototypes for the flexcop-chip */158/* from flexcop-fe-tuner.c */159int flexcop_frontend_init(struct flexcop_device *fc);160void flexcop_frontend_exit(struct flexcop_device *fc);161 162/* from flexcop-i2c.c */163int flexcop_i2c_init(struct flexcop_device *fc);164void flexcop_i2c_exit(struct flexcop_device *fc);165 166/* from flexcop-sram.c */167int flexcop_sram_init(struct flexcop_device *fc);168 169/* from flexcop-misc.c */170void flexcop_determine_revision(struct flexcop_device *fc);171void flexcop_device_name(struct flexcop_device *fc,172 const char *prefix, const char *suffix);173void flexcop_dump_reg(struct flexcop_device *fc,174 flexcop_ibi_register reg, int num);175 176/* from flexcop-hw-filter.c */177int flexcop_pid_feed_control(struct flexcop_device *fc,178 struct dvb_demux_feed *dvbdmxfeed, int onoff);179void flexcop_hw_filter_init(struct flexcop_device *fc);180 181void flexcop_smc_ctrl(struct flexcop_device *fc, int onoff);182 183void flexcop_set_mac_filter(struct flexcop_device *fc, u8 mac[6]);184void flexcop_mac_filter_ctrl(struct flexcop_device *fc, int onoff);185 186#endif187