media/tuners/si2157_priv.h

0001 /* SPDX-License-Identifier: GPL-2.0-or-later */
0002 /*
0003  * Silicon Labs Si2146/2147/2148/2157/2158 silicon tuner driver
0004  *
0005  * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
0006  */
0007
0008 #ifndef SI2157_PRIV_H
0009 #define SI2157_PRIV_H
0010
0011 #include <linux/firmware.h>
0012 #include <media/v4l2-mc.h>
0013 #include "si2157.h"
0014
0015 enum si2157_pads {
0016     SI2157_PAD_RF_INPUT,
0017     SI2157_PAD_VID_OUT,
0018     SI2157_PAD_AUD_OUT,
0019     SI2157_NUM_PADS
0020 };
0021
0022 /* state struct */
0023 struct si2157_dev {
0024     struct mutex i2c_mutex;
0025     struct dvb_frontend *fe;
0026     unsigned int active:1;
0027     unsigned int inversion:1;
0028     unsigned int dont_load_firmware:1;
0029     u8 part_id;
0030     u8 if_port;
0031     u32 if_frequency;
0032     u32 bandwidth;
0033     u32 frequency;
0034     struct delayed_work stat_work;
0035
0036 #if defined(CONFIG_MEDIA_CONTROLLER)
0037     struct media_device *mdev;
0038     struct media_entity ent;
0039     struct media_pad    pad[SI2157_NUM_PADS];
0040 #endif
0041
0042 };
0043
0044 enum si2157_part_id {
0045     SI2141 = 41,
0046     SI2146 = 46,
0047     SI2147 = 47,
0048     SI2148 = 48,
0049     SI2157 = 57,
0050     SI2158 = 58,
0051     SI2177 = 77,
0052 };
0053
0054 struct si2157_tuner_info {
0055     enum si2157_part_id part_id;
0056     unsigned char       rom_id;
0057     bool            required;
0058     const char      *fw_name, *fw_alt_name;
0059 };
0060
0061 /* firmware command struct */
0062 #define SI2157_ARGLEN      30
0063 struct si2157_cmd {
0064     u8 args[SI2157_ARGLEN];
0065     unsigned wlen;
0066     unsigned rlen;
0067 };
0068
0069 #define SUPPORTS_1700KHz(dev) (((dev)->part_id == SI2141) || \
0070                    ((dev)->part_id == SI2147) || \
0071                    ((dev)->part_id == SI2157) || \
0072                    ((dev)->part_id == SI2177))
0073
0074 #define SUPPORTS_ATV_IF(dev) (((dev)->part_id == SI2157) || \
0075                   ((dev)->part_id == SI2158))
0076
0077 /* Old firmware namespace */
0078 #define SI2158_A20_FIRMWARE "dvb-tuner-si2158-a20-01.fw"
0079 #define SI2141_A10_FIRMWARE "dvb-tuner-si2141-a10-01.fw"
0080 #define SI2157_A30_FIRMWARE "dvb-tuner-si2157-a30-01.fw"
0081
0082 /* New firmware namespace */
0083 #define SI2141_60_FIRMWARE "dvb_driver_si2141_rom60.fw"
0084 #define SI2141_61_FIRMWARE "dvb_driver_si2141_rom61.fw"
0085 #define SI2146_11_FIRMWARE "dvb_driver_si2146_rom11.fw"
0086 #define SI2147_50_FIRMWARE "dvb_driver_si2147_rom50.fw"
0087 #define SI2148_32_FIRMWARE "dvb_driver_si2148_rom32.fw"
0088 #define SI2148_33_FIRMWARE "dvb_driver_si2148_rom33.fw"
0089 #define SI2157_50_FIRMWARE "dvb_driver_si2157_rom50.fw"
0090 #define SI2158_50_FIRMWARE "dvb_driver_si2178_rom50.fw"
0091 #define SI2158_51_FIRMWARE "dvb_driver_si2158_rom51.fw"
0092 #define SI2177_50_FIRMWARE "dvb_driver_si2177_rom50.fw"
0093
0094 #endif