linux/drivers/media/usb/pvrusb2/pvrusb2-devattr.h
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   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 *
   4 *  Copyright (C) 2005 Mike Isely <isely@pobox.com>
   5 */
   6#ifndef __PVRUSB2_DEVATTR_H
   7#define __PVRUSB2_DEVATTR_H
   8
   9#include <linux/mod_devicetable.h>
  10#include <linux/videodev2.h>
  11#ifdef CONFIG_VIDEO_PVRUSB2_DVB
  12#include "pvrusb2-dvb.h"
  13#endif
  14
  15/*
  16
  17  This header defines structures used to describe attributes of a device.
  18
  19*/
  20
  21
  22#define PVR2_CLIENT_ID_NULL 0
  23#define PVR2_CLIENT_ID_MSP3400 1
  24#define PVR2_CLIENT_ID_CX25840 2
  25#define PVR2_CLIENT_ID_SAA7115 3
  26#define PVR2_CLIENT_ID_TUNER 4
  27#define PVR2_CLIENT_ID_CS53L32A 5
  28#define PVR2_CLIENT_ID_WM8775 6
  29#define PVR2_CLIENT_ID_DEMOD 7
  30
  31struct pvr2_device_client_desc {
  32        /* One ovr PVR2_CLIENT_ID_xxxx */
  33        unsigned char module_id;
  34
  35        /* Null-terminated array of I2C addresses to try in order
  36           initialize the module.  It's safe to make this null terminated
  37           since we're never going to encounter an i2c device with an
  38           address of zero.  If this is a null pointer or zero-length,
  39           then no I2C addresses have been specified, in which case we'll
  40           try some compiled in defaults for now. */
  41        unsigned char *i2c_address_list;
  42};
  43
  44struct pvr2_device_client_table {
  45        const struct pvr2_device_client_desc *lst;
  46        unsigned char cnt;
  47};
  48
  49
  50struct pvr2_string_table {
  51        const char **lst;
  52        unsigned int cnt;
  53};
  54
  55#define PVR2_ROUTING_SCHEME_HAUPPAUGE 0
  56#define PVR2_ROUTING_SCHEME_GOTVIEW 1
  57#define PVR2_ROUTING_SCHEME_ONAIR 2
  58#define PVR2_ROUTING_SCHEME_AV400 3
  59#define PVR2_ROUTING_SCHEME_HAUP160XXX 4
  60
  61#define PVR2_DIGITAL_SCHEME_NONE 0
  62#define PVR2_DIGITAL_SCHEME_HAUPPAUGE 1
  63#define PVR2_DIGITAL_SCHEME_ONAIR 2
  64
  65#define PVR2_LED_SCHEME_NONE 0
  66#define PVR2_LED_SCHEME_HAUPPAUGE 1
  67
  68#define PVR2_IR_SCHEME_NONE 0
  69#define PVR2_IR_SCHEME_24XXX 1 /* FX2-controlled IR */
  70#define PVR2_IR_SCHEME_ZILOG 2 /* HVR-1950 style (must be taken out of reset) */
  71#define PVR2_IR_SCHEME_24XXX_MCE 3 /* 24xxx MCE device */
  72#define PVR2_IR_SCHEME_29XXX 4 /* Original 29xxx device */
  73
  74/* This describes a particular hardware type (except for the USB device ID
  75   which must live in a separate structure due to environmental
  76   constraints).  See the top of pvrusb2-hdw.c for where this is
  77   instantiated. */
  78struct pvr2_device_desc {
  79        /* Single line text description of hardware */
  80        const char *description;
  81
  82        /* Single token identifier for hardware */
  83        const char *shortname;
  84
  85        /* List of additional client modules we need to load */
  86        struct pvr2_string_table client_modules;
  87
  88        /* List of defined client modules we need to load */
  89        struct pvr2_device_client_table client_table;
  90
  91        /* List of FX2 firmware file names we should search; if empty then
  92           FX2 firmware check / load is skipped and we assume the device
  93           was initialized from internal ROM. */
  94        struct pvr2_string_table fx2_firmware;
  95
  96#ifdef CONFIG_VIDEO_PVRUSB2_DVB
  97        /* callback functions to handle attachment of digital tuner & demod */
  98        const struct pvr2_dvb_props *dvb_props;
  99
 100#endif
 101        /* Initial standard bits to use for this device, if not zero.
 102           Anything set here is also implied as an available standard.
 103           Note: This is ignored if overridden on the module load line via
 104           the video_std module option. */
 105        v4l2_std_id default_std_mask;
 106
 107        /* V4L tuner type ID to use with this device (only used if the
 108           driver could not discover the type any other way). */
 109        int default_tuner_type;
 110
 111        /* Signal routing scheme used by device, contains one of
 112           PVR2_ROUTING_SCHEME_XXX.  Schemes have to be defined as we
 113           encounter them.  This is an arbitrary integer scheme id; its
 114           meaning is contained entirely within the driver and is
 115           interpreted by logic which must send commands to the chip-level
 116           drivers (search for things which touch this field). */
 117        unsigned char signal_routing_scheme;
 118
 119        /* Indicates scheme for controlling device's LED (if any).  The
 120           driver will turn on the LED when streaming is underway.  This
 121           contains one of PVR2_LED_SCHEME_XXX. */
 122        unsigned char led_scheme;
 123
 124        /* Control scheme to use if there is a digital tuner.  This
 125           contains one of PVR2_DIGITAL_SCHEME_XXX.  This is an arbitrary
 126           integer scheme id; its meaning is contained entirely within the
 127           driver and is interpreted by logic which must control the
 128           streaming pathway (search for things which touch this field). */
 129        unsigned char digital_control_scheme;
 130
 131        /* If set, we don't bother trying to load cx23416 firmware. */
 132        unsigned int flag_skip_cx23416_firmware:1;
 133
 134        /* If set, the encoder must be healthy in order for digital mode to
 135           work (otherwise we assume that digital streaming will work even
 136           if we fail to locate firmware for the encoder).  If the device
 137           doesn't support digital streaming then this flag has no
 138           effect. */
 139        unsigned int flag_digital_requires_cx23416:1;
 140
 141        /* Device has a hauppauge eeprom which we can interrogate. */
 142        unsigned int flag_has_hauppauge_rom:1;
 143
 144        /* Device does not require a powerup command to be issued. */
 145        unsigned int flag_no_powerup:1;
 146
 147        /* Device has a cx25840 - this enables special additional logic to
 148           handle it. */
 149        unsigned int flag_has_cx25840:1;
 150
 151        /* Device has a wm8775 - this enables special additional logic to
 152           ensure that it is found. */
 153        unsigned int flag_has_wm8775:1;
 154
 155        /* Indicate IR scheme of hardware.  If not set, then it is assumed
 156           that IR can work without any help from the driver. */
 157        unsigned int ir_scheme:3;
 158
 159        /* These bits define which kinds of sources the device can handle.
 160           Note: Digital tuner presence is inferred by the
 161           digital_control_scheme enumeration. */
 162        unsigned int flag_has_fmradio:1;       /* Has FM radio receiver */
 163        unsigned int flag_has_analogtuner:1;   /* Has analog tuner */
 164        unsigned int flag_has_composite:1;     /* Has composite input */
 165        unsigned int flag_has_svideo:1;        /* Has s-video input */
 166        unsigned int flag_fx2_16kb:1;          /* 16KB FX2 firmware OK here */
 167
 168        /* If this driver is considered experimental, i.e. not all aspects
 169           are working correctly and/or it is untested, mark that fact
 170           with this flag. */
 171        unsigned int flag_is_experimental:1;
 172};
 173
 174extern struct usb_device_id pvr2_device_table[];
 175
 176#endif /* __PVRUSB2_HDW_INTERNAL_H */
 177