1 /* 2 * 3 * 4 * Copyright (C) 2005 Mike Isely <isely@pobox.com> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 */ 16 #ifndef __PVRUSB2_DEVATTR_H 17 #define __PVRUSB2_DEVATTR_H 18 19 #include <linux/mod_devicetable.h> 20 #include <linux/videodev2.h> 21 #ifdef CONFIG_VIDEO_PVRUSB2_DVB 22 #include "pvrusb2-dvb.h" 23 #endif 24 25 /* 26 27 This header defines structures used to describe attributes of a device. 28 29 */ 30 31 32 #define PVR2_CLIENT_ID_NULL 0 33 #define PVR2_CLIENT_ID_MSP3400 1 34 #define PVR2_CLIENT_ID_CX25840 2 35 #define PVR2_CLIENT_ID_SAA7115 3 36 #define PVR2_CLIENT_ID_TUNER 4 37 #define PVR2_CLIENT_ID_CS53L32A 5 38 #define PVR2_CLIENT_ID_WM8775 6 39 #define PVR2_CLIENT_ID_DEMOD 7 40 41 struct pvr2_device_client_desc { 42 /* One ovr PVR2_CLIENT_ID_xxxx */ 43 unsigned char module_id; 44 45 /* Null-terminated array of I2C addresses to try in order 46 initialize the module. It's safe to make this null terminated 47 since we're never going to encounter an i2c device with an 48 address of zero. If this is a null pointer or zero-length, 49 then no I2C addresses have been specified, in which case we'll 50 try some compiled in defaults for now. */ 51 unsigned char *i2c_address_list; 52 }; 53 54 struct pvr2_device_client_table { 55 const struct pvr2_device_client_desc *lst; 56 unsigned char cnt; 57 }; 58 59 60 struct pvr2_string_table { 61 const char **lst; 62 unsigned int cnt; 63 }; 64 65 #define PVR2_ROUTING_SCHEME_HAUPPAUGE 0 66 #define PVR2_ROUTING_SCHEME_GOTVIEW 1 67 #define PVR2_ROUTING_SCHEME_ONAIR 2 68 #define PVR2_ROUTING_SCHEME_AV400 3 69 #define PVR2_ROUTING_SCHEME_HAUP160XXX 4 70 71 #define PVR2_DIGITAL_SCHEME_NONE 0 72 #define PVR2_DIGITAL_SCHEME_HAUPPAUGE 1 73 #define PVR2_DIGITAL_SCHEME_ONAIR 2 74 75 #define PVR2_LED_SCHEME_NONE 0 76 #define PVR2_LED_SCHEME_HAUPPAUGE 1 77 78 #define PVR2_IR_SCHEME_NONE 0 79 #define PVR2_IR_SCHEME_24XXX 1 /* FX2-controlled IR */ 80 #define PVR2_IR_SCHEME_ZILOG 2 /* HVR-1950 style (must be taken out of reset) */ 81 #define PVR2_IR_SCHEME_24XXX_MCE 3 /* 24xxx MCE device */ 82 #define PVR2_IR_SCHEME_29XXX 4 /* Original 29xxx device */ 83 84 /* This describes a particular hardware type (except for the USB device ID 85 which must live in a separate structure due to environmental 86 constraints). See the top of pvrusb2-hdw.c for where this is 87 instantiated. */ 88 struct pvr2_device_desc { 89 /* Single line text description of hardware */ 90 const char *description; 91 92 /* Single token identifier for hardware */ 93 const char *shortname; 94 95 /* List of additional client modules we need to load */ 96 struct pvr2_string_table client_modules; 97 98 /* List of defined client modules we need to load */ 99 struct pvr2_device_client_table client_table; 100 101 /* List of FX2 firmware file names we should search; if empty then 102 FX2 firmware check / load is skipped and we assume the device 103 was initialized from internal ROM. */ 104 struct pvr2_string_table fx2_firmware; 105 106 #ifdef CONFIG_VIDEO_PVRUSB2_DVB 107 /* callback functions to handle attachment of digital tuner & demod */ 108 const struct pvr2_dvb_props *dvb_props; 109 110 #endif 111 /* Initial standard bits to use for this device, if not zero. 112 Anything set here is also implied as an available standard. 113 Note: This is ignored if overridden on the module load line via 114 the video_std module option. */ 115 v4l2_std_id default_std_mask; 116 117 /* V4L tuner type ID to use with this device (only used if the 118 driver could not discover the type any other way). */ 119 int default_tuner_type; 120 121 /* Signal routing scheme used by device, contains one of 122 PVR2_ROUTING_SCHEME_XXX. Schemes have to be defined as we 123 encounter them. This is an arbitrary integer scheme id; its 124 meaning is contained entirely within the driver and is 125 interpreted by logic which must send commands to the chip-level 126 drivers (search for things which touch this field). */ 127 unsigned char signal_routing_scheme; 128 129 /* Indicates scheme for controlling device's LED (if any). The 130 driver will turn on the LED when streaming is underway. This 131 contains one of PVR2_LED_SCHEME_XXX. */ 132 unsigned char led_scheme; 133 134 /* Control scheme to use if there is a digital tuner. This 135 contains one of PVR2_DIGITAL_SCHEME_XXX. This is an arbitrary 136 integer scheme id; its meaning is contained entirely within the 137 driver and is interpreted by logic which must control the 138 streaming pathway (search for things which touch this field). */ 139 unsigned char digital_control_scheme; 140 141 /* If set, we don't bother trying to load cx23416 firmware. */ 142 unsigned int flag_skip_cx23416_firmware:1; 143 144 /* If set, the encoder must be healthy in order for digital mode to 145 work (otherwise we assume that digital streaming will work even 146 if we fail to locate firmware for the encoder). If the device 147 doesn't support digital streaming then this flag has no 148 effect. */ 149 unsigned int flag_digital_requires_cx23416:1; 150 151 /* Device has a hauppauge eeprom which we can interrogate. */ 152 unsigned int flag_has_hauppauge_rom:1; 153 154 /* Device does not require a powerup command to be issued. */ 155 unsigned int flag_no_powerup:1; 156 157 /* Device has a cx25840 - this enables special additional logic to 158 handle it. */ 159 unsigned int flag_has_cx25840:1; 160 161 /* Device has a wm8775 - this enables special additional logic to 162 ensure that it is found. */ 163 unsigned int flag_has_wm8775:1; 164 165 /* Indicate IR scheme of hardware. If not set, then it is assumed 166 that IR can work without any help from the driver. */ 167 unsigned int ir_scheme:3; 168 169 /* These bits define which kinds of sources the device can handle. 170 Note: Digital tuner presence is inferred by the 171 digital_control_scheme enumeration. */ 172 unsigned int flag_has_fmradio:1; /* Has FM radio receiver */ 173 unsigned int flag_has_analogtuner:1; /* Has analog tuner */ 174 unsigned int flag_has_composite:1; /* Has composite input */ 175 unsigned int flag_has_svideo:1; /* Has s-video input */ 176 unsigned int flag_fx2_16kb:1; /* 16KB FX2 firmware OK here */ 177 178 /* If this driver is considered experimental, i.e. not all aspects 179 are working correctly and/or it is untested, mark that fact 180 with this flag. */ 181 unsigned int flag_is_experimental:1; 182 }; 183 184 extern struct usb_device_id pvr2_device_table[]; 185 186 #endif /* __PVRUSB2_HDW_INTERNAL_H */ 187