208 lines
6.5 KiB
C
208 lines
6.5 KiB
C
/*
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Functions to query card hardware
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Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
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Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* hardware flags */
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#define IVTV_HW_CX25840 (1 << 0)
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#define IVTV_HW_SAA7115 (1 << 1)
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#define IVTV_HW_SAA7127 (1 << 2)
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#define IVTV_HW_MSP34XX (1 << 3)
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#define IVTV_HW_TUNER (1 << 4)
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#define IVTV_HW_WM8775 (1 << 5)
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#define IVTV_HW_CS53L32A (1 << 6)
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#define IVTV_HW_TVEEPROM (1 << 7)
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#define IVTV_HW_SAA7114 (1 << 8)
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#define IVTV_HW_TVAUDIO (1 << 9)
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#define IVTV_HW_UPD64031A (1 << 10)
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#define IVTV_HW_UPD6408X (1 << 11)
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#define IVTV_HW_SAA717X (1 << 12)
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#define IVTV_HW_WM8739 (1 << 13)
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#define IVTV_HW_GPIO (1 << 14)
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#define IVTV_HW_SAA711X (IVTV_HW_SAA7115 | IVTV_HW_SAA7114)
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/* video inputs */
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#define IVTV_CARD_INPUT_VID_TUNER 1
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#define IVTV_CARD_INPUT_SVIDEO1 2
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#define IVTV_CARD_INPUT_SVIDEO2 3
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#define IVTV_CARD_INPUT_COMPOSITE1 4
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#define IVTV_CARD_INPUT_COMPOSITE2 5
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#define IVTV_CARD_INPUT_COMPOSITE3 6
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/* audio inputs */
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#define IVTV_CARD_INPUT_AUD_TUNER 1
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#define IVTV_CARD_INPUT_LINE_IN1 2
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#define IVTV_CARD_INPUT_LINE_IN2 3
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#define IVTV_CARD_MAX_VIDEO_INPUTS 6
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#define IVTV_CARD_MAX_AUDIO_INPUTS 3
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#define IVTV_CARD_MAX_TUNERS 2
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/* SAA71XX HW inputs */
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#define IVTV_SAA71XX_COMPOSITE0 0
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#define IVTV_SAA71XX_COMPOSITE1 1
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#define IVTV_SAA71XX_COMPOSITE2 2
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#define IVTV_SAA71XX_COMPOSITE3 3
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#define IVTV_SAA71XX_COMPOSITE4 4
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#define IVTV_SAA71XX_COMPOSITE5 5
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#define IVTV_SAA71XX_SVIDEO0 6
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#define IVTV_SAA71XX_SVIDEO1 7
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#define IVTV_SAA71XX_SVIDEO2 8
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#define IVTV_SAA71XX_SVIDEO3 9
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/* SAA717X needs to mark the tuner input by ORing with this flag */
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#define IVTV_SAA717X_TUNER_FLAG 0x80
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/* Dummy HW input */
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#define IVTV_DUMMY_AUDIO 0
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/* GPIO HW inputs */
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#define IVTV_GPIO_TUNER 0
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#define IVTV_GPIO_LINE_IN 1
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/* SAA717X HW inputs */
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#define IVTV_SAA717X_IN0 0
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#define IVTV_SAA717X_IN1 1
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#define IVTV_SAA717X_IN2 2
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/* V4L2 capability aliases */
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#define IVTV_CAP_ENCODER (V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_TUNER | \
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V4L2_CAP_AUDIO | V4L2_CAP_READWRITE | V4L2_CAP_VBI_CAPTURE | \
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V4L2_CAP_SLICED_VBI_CAPTURE)
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#define IVTV_CAP_DECODER (V4L2_CAP_VBI_OUTPUT | V4L2_CAP_VIDEO_OUTPUT | \
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V4L2_CAP_SLICED_VBI_OUTPUT | V4L2_CAP_VIDEO_OUTPUT_OVERLAY)
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struct ivtv_card_video_input {
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u8 video_type; /* video input type */
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u8 audio_index; /* index in ivtv_card_audio_input array */
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u16 video_input; /* hardware video input */
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};
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struct ivtv_card_audio_input {
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u8 audio_type; /* audio input type */
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u32 audio_input; /* hardware audio input */
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u16 muxer_input; /* hardware muxer input for boards with a
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multiplexer chip */
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};
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struct ivtv_card_output {
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u8 name[32];
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u16 video_output; /* hardware video output */
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};
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struct ivtv_card_pci_info {
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u16 device;
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u16 subsystem_vendor;
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u16 subsystem_device;
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};
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/* GPIO definitions */
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/* The mask is the set of bits used by the operation */
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struct ivtv_gpio_init { /* set initial GPIO DIR and OUT values */
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u16 direction; /* DIR setting. Leave to 0 if no init is needed */
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u16 initial_value;
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};
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struct ivtv_gpio_video_input { /* select tuner/line in input */
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u16 mask; /* leave to 0 if not supported */
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u16 tuner;
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u16 composite;
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u16 svideo;
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};
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struct ivtv_gpio_audio_input { /* select tuner/line in input */
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u16 mask; /* leave to 0 if not supported */
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u16 tuner;
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u16 linein;
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u16 radio;
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};
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struct ivtv_gpio_audio_mute {
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u16 mask; /* leave to 0 if not supported */
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u16 mute; /* set this value to mute, 0 to unmute */
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};
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struct ivtv_gpio_audio_mode {
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u16 mask; /* leave to 0 if not supported */
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u16 mono; /* set audio to mono */
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u16 stereo; /* set audio to stereo */
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u16 lang1; /* set audio to the first language */
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u16 lang2; /* set audio to the second language */
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u16 both; /* both languages are output */
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};
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struct ivtv_gpio_audio_freq {
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u16 mask; /* leave to 0 if not supported */
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u16 f32000;
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u16 f44100;
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u16 f48000;
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};
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struct ivtv_gpio_audio_detect {
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u16 mask; /* leave to 0 if not supported */
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u16 stereo; /* if the input matches this value then
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stereo is detected */
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};
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struct ivtv_card_tuner {
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v4l2_std_id std; /* standard for which the tuner is suitable */
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int tuner; /* tuner ID (from tuner.h) */
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};
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/* for card information/parameters */
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struct ivtv_card {
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int type;
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char *name;
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u32 v4l2_capabilities;
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u32 hw_video; /* hardware used to process video */
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u32 hw_audio; /* hardware used to process audio */
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u32 hw_audio_ctrl; /* hardware used for the V4L2 controls (only 1 dev allowed) */
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u32 hw_muxer; /* hardware used to multiplex audio input */
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u32 hw_all; /* all hardware used by the board */
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struct ivtv_card_video_input video_inputs[IVTV_CARD_MAX_VIDEO_INPUTS];
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struct ivtv_card_audio_input audio_inputs[IVTV_CARD_MAX_AUDIO_INPUTS];
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struct ivtv_card_audio_input radio_input;
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int nof_outputs;
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const struct ivtv_card_output *video_outputs;
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u8 gr_config; /* config byte for the ghost reduction device */
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/* GPIO card-specific settings */
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struct ivtv_gpio_init gpio_init;
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struct ivtv_gpio_video_input gpio_video_input;
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struct ivtv_gpio_audio_input gpio_audio_input;
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struct ivtv_gpio_audio_mute gpio_audio_mute;
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struct ivtv_gpio_audio_mode gpio_audio_mode;
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struct ivtv_gpio_audio_freq gpio_audio_freq;
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struct ivtv_gpio_audio_detect gpio_audio_detect;
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struct ivtv_card_tuner tuners[IVTV_CARD_MAX_TUNERS];
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/* list of device and subsystem vendor/devices that
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correspond to this card type. */
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const struct ivtv_card_pci_info *pci_list;
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};
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int ivtv_get_input(struct ivtv *itv, u16 index, struct v4l2_input *input);
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int ivtv_get_output(struct ivtv *itv, u16 index, struct v4l2_output *output);
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int ivtv_get_audio_input(struct ivtv *itv, u16 index, struct v4l2_audio *input);
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int ivtv_get_audio_output(struct ivtv *itv, u16 index, struct v4l2_audioout *output);
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const struct ivtv_card *ivtv_get_card(u16 index);
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