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1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * cx18 functions to query card hardware4 *5 * Derived from ivtv-cards.c6 *7 * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl>8 * Copyright (C) 2008 Andy Walls <awalls@md.metrocast.net>9 */10 11/* hardware flags */12#define CX18_HW_TUNER (1 << 0)13#define CX18_HW_TVEEPROM (1 << 1)14#define CX18_HW_CS5345 (1 << 2)15#define CX18_HW_DVB (1 << 3)16#define CX18_HW_418_AV (1 << 4)17#define CX18_HW_GPIO_MUX (1 << 5)18#define CX18_HW_GPIO_RESET_CTRL (1 << 6)19#define CX18_HW_Z8F0811_IR_HAUP (1 << 7)20 21/* video inputs */22#define CX18_CARD_INPUT_VID_TUNER 123#define CX18_CARD_INPUT_SVIDEO1 224#define CX18_CARD_INPUT_SVIDEO2 325#define CX18_CARD_INPUT_COMPOSITE1 426#define CX18_CARD_INPUT_COMPOSITE2 527#define CX18_CARD_INPUT_COMPONENT1 628 29/* audio inputs */30#define CX18_CARD_INPUT_AUD_TUNER 131#define CX18_CARD_INPUT_LINE_IN1 232#define CX18_CARD_INPUT_LINE_IN2 333 34#define CX18_CARD_MAX_VIDEO_INPUTS 635#define CX18_CARD_MAX_AUDIO_INPUTS 336#define CX18_CARD_MAX_TUNERS 237 38/* V4L2 capability aliases */39#define CX18_CAP_ENCODER (V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_TUNER | \40 V4L2_CAP_AUDIO | V4L2_CAP_READWRITE | \41 V4L2_CAP_STREAMING | V4L2_CAP_VBI_CAPTURE | \42 V4L2_CAP_SLICED_VBI_CAPTURE)43 44struct cx18_card_video_input {45 u8 video_type; /* video input type */46 u8 audio_index; /* index in cx18_card_audio_input array */47 u32 video_input; /* hardware video input */48};49 50struct cx18_card_audio_input {51 u8 audio_type; /* audio input type */52 u32 audio_input; /* hardware audio input */53 u16 muxer_input; /* hardware muxer input for boards with a54 multiplexer chip */55};56 57struct cx18_card_pci_info {58 u16 device;59 u16 subsystem_vendor;60 u16 subsystem_device;61};62 63/* GPIO definitions */64 65/* The mask is the set of bits used by the operation */66 67struct cx18_gpio_init { /* set initial GPIO DIR and OUT values */68 u32 direction; /* DIR setting. Leave to 0 if no init is needed */69 u32 initial_value;70};71 72struct cx18_gpio_i2c_slave_reset {73 u32 active_lo_mask; /* GPIO outputs that reset i2c chips when low */74 u32 active_hi_mask; /* GPIO outputs that reset i2c chips when high */75 int msecs_asserted; /* time period reset must remain asserted */76 int msecs_recovery; /* time after deassert for chips to be ready */77 u32 ir_reset_mask; /* GPIO to reset the Zilog Z8F0811 IR controller */78};79 80struct cx18_gpio_audio_input { /* select tuner/line in input */81 u32 mask; /* leave to 0 if not supported */82 u32 tuner;83 u32 linein;84 u32 radio;85};86 87struct cx18_card_tuner {88 v4l2_std_id std; /* standard for which the tuner is suitable */89 int tuner; /* tuner ID (from tuner.h) */90};91 92struct cx18_card_tuner_i2c {93 unsigned short radio[2];/* radio tuner i2c address to probe */94 unsigned short demod[3];/* demodulator i2c address to probe */95 unsigned short tv[4]; /* tv tuner i2c addresses to probe */96};97 98struct cx18_ddr { /* DDR config data */99 u32 chip_config;100 u32 refresh;101 u32 timing1;102 u32 timing2;103 u32 tune_lane;104 u32 initial_emrs;105};106 107/* for card information/parameters */108struct cx18_card {109 int type;110 char *name;111 char *comment;112 u32 v4l2_capabilities;113 u32 hw_audio_ctrl; /* hardware used for the V4L2 controls (only114 1 dev allowed currently) */115 u32 hw_muxer; /* hardware used to multiplex audio input */116 u32 hw_all; /* all hardware used by the board */117 struct cx18_card_video_input video_inputs[CX18_CARD_MAX_VIDEO_INPUTS];118 struct cx18_card_audio_input audio_inputs[CX18_CARD_MAX_AUDIO_INPUTS];119 struct cx18_card_audio_input radio_input;120 121 /* GPIO card-specific settings */122 u8 xceive_pin; /* XCeive tuner GPIO reset pin */123 struct cx18_gpio_init gpio_init;124 struct cx18_gpio_i2c_slave_reset gpio_i2c_slave_reset;125 struct cx18_gpio_audio_input gpio_audio_input;126 127 struct cx18_card_tuner tuners[CX18_CARD_MAX_TUNERS];128 struct cx18_card_tuner_i2c *i2c;129 130 struct cx18_ddr ddr;131 132 /* list of device and subsystem vendor/devices that133 correspond to this card type. */134 const struct cx18_card_pci_info *pci_list;135};136 137int cx18_get_input(struct cx18 *cx, u16 index, struct v4l2_input *input);138int cx18_get_audio_input(struct cx18 *cx, u16 index, struct v4l2_audio *input);139const struct cx18_card *cx18_get_card(u16 index);140