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/*
* cx18 functions to query card hardware
*
* Derived from ivtv-cards.c
*
* Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl>
* Copyright (C) 2008 Andy Walls <awalls@radix.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* hardware flags */
#define CX18_HW_TUNER (1 << 0)
#define CX18_HW_TVEEPROM (1 << 1)
#define CX18_HW_CS5345 (1 << 2)
#define CX18_HW_GPIO (1 << 3)
#define CX18_HW_CX23418 (1 << 4)
#define CX18_HW_DVB (1 << 5)
/* video inputs */
#define CX18_CARD_INPUT_VID_TUNER 1
#define CX18_CARD_INPUT_SVIDEO1 2
#define CX18_CARD_INPUT_SVIDEO2 3
#define CX18_CARD_INPUT_COMPOSITE1 4
#define CX18_CARD_INPUT_COMPOSITE2 5
#define CX18_CARD_INPUT_COMPOSITE3 6
/* audio inputs */
#define CX18_CARD_INPUT_AUD_TUNER 1
#define CX18_CARD_INPUT_LINE_IN1 2
#define CX18_CARD_INPUT_LINE_IN2 3
#define CX18_CARD_MAX_VIDEO_INPUTS 6
#define CX18_CARD_MAX_AUDIO_INPUTS 3
#define CX18_CARD_MAX_TUNERS 2
/* V4L2 capability aliases */
#define CX18_CAP_ENCODER (V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_TUNER | \
V4L2_CAP_AUDIO | V4L2_CAP_READWRITE | \
V4L2_CAP_VBI_CAPTURE)
/* | V4L2_CAP_SLICED_VBI_CAPTURE) not yet */
struct cx18_card_video_input {
u8 video_type; /* video input type */
u8 audio_index; /* index in cx18_card_audio_input array */
u16 video_input; /* hardware video input */
};
struct cx18_card_audio_input {
u8 audio_type; /* audio input type */
u32 audio_input; /* hardware audio input */
u16 muxer_input; /* hardware muxer input for boards with a
multiplexer chip */
};
struct cx18_card_pci_info {
u16 device;
u16 subsystem_vendor;
u16 subsystem_device;
};
/* GPIO definitions */
/* The mask is the set of bits used by the operation */
struct cx18_gpio_init { /* set initial GPIO DIR and OUT values */
u32 direction; /* DIR setting. Leave to 0 if no init is needed */
u32 initial_value;
};
struct cx18_gpio_i2c_slave_reset {
u32 active_lo_mask; /* GPIO outputs that reset i2c chips when low */
u32 active_hi_mask; /* GPIO outputs that reset i2c chips when high */
int msecs_asserted; /* time period reset must remain asserted */
int msecs_recovery; /* time after deassert for chips to be ready */
u32 ir_reset_mask; /* GPIO to reset the Zilog Z8F0811 IR contoller */
};
struct cx18_gpio_audio_input { /* select tuner/line in input */
u32 mask; /* leave to 0 if not supported */
u32 tuner;
u32 linein;
u32 radio;
};
struct cx18_card_tuner {
v4l2_std_id std; /* standard for which the tuner is suitable */
int tuner; /* tuner ID (from tuner.h) */
};
struct cx18_card_tuner_i2c {
unsigned short radio[2];/* radio tuner i2c address to probe */
unsigned short demod[2];/* demodulator i2c address to probe */
unsigned short tv[4]; /* tv tuner i2c addresses to probe */
};
struct cx18_ddr { /* DDR config data */
u32 chip_config;
u32 refresh;
u32 timing1;
u32 timing2;
u32 tune_lane;
u32 initial_emrs;
};
/* for card information/parameters */
struct cx18_card {
int type;
char *name;
char *comment;
u32 v4l2_capabilities;
u32 hw_audio_ctrl; /* hardware used for the V4L2 controls (only
1 dev allowed) */
u32 hw_muxer; /* hardware used to multiplex audio input */
u32 hw_all; /* all hardware used by the board */
struct cx18_card_video_input video_inputs[CX18_CARD_MAX_VIDEO_INPUTS];
struct cx18_card_audio_input audio_inputs[CX18_CARD_MAX_AUDIO_INPUTS];
struct cx18_card_audio_input radio_input;
/* GPIO card-specific settings */
u8 xceive_pin; /* XCeive tuner GPIO reset pin */
struct cx18_gpio_init gpio_init;
struct cx18_gpio_i2c_slave_reset gpio_i2c_slave_reset;
struct cx18_gpio_audio_input gpio_audio_input;
struct cx18_card_tuner tuners[CX18_CARD_MAX_TUNERS];
struct cx18_card_tuner_i2c *i2c;
struct cx18_ddr ddr;
/* list of device and subsystem vendor/devices that
correspond to this card type. */
const struct cx18_card_pci_info *pci_list;
};
int cx18_get_input(struct cx18 *cx, u16 index, struct v4l2_input *input);
int cx18_get_audio_input(struct cx18 *cx, u16 index, struct v4l2_audio *input);
const struct cx18_card *cx18_get_card(u16 index);
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