2 * cx18 functions to query card hardware
4 * Derived from ivtv-cards.c
6 * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 #define CX18_HW_TUNER (1 << 0)
25 #define CX18_HW_TVEEPROM (1 << 1)
26 #define CX18_HW_CS5345 (1 << 2)
27 #define CX18_HW_GPIO (1 << 3)
28 #define CX18_HW_CX23418 (1 << 4)
29 #define CX18_HW_DVB (1 << 5)
32 #define CX18_CARD_INPUT_VID_TUNER 1
33 #define CX18_CARD_INPUT_SVIDEO1 2
34 #define CX18_CARD_INPUT_SVIDEO2 3
35 #define CX18_CARD_INPUT_COMPOSITE1 4
36 #define CX18_CARD_INPUT_COMPOSITE2 5
37 #define CX18_CARD_INPUT_COMPOSITE3 6
40 #define CX18_CARD_INPUT_AUD_TUNER 1
41 #define CX18_CARD_INPUT_LINE_IN1 2
42 #define CX18_CARD_INPUT_LINE_IN2 3
44 #define CX18_CARD_MAX_VIDEO_INPUTS 6
45 #define CX18_CARD_MAX_AUDIO_INPUTS 3
46 #define CX18_CARD_MAX_TUNERS 2
48 /* V4L2 capability aliases */
49 #define CX18_CAP_ENCODER (V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_TUNER | \
50 V4L2_CAP_AUDIO | V4L2_CAP_READWRITE)
51 /* | V4L2_CAP_VBI_CAPTURE | V4L2_CAP_SLICED_VBI_CAPTURE) not yet */
53 struct cx18_card_video_input {
54 u8 video_type; /* video input type */
55 u8 audio_index; /* index in cx18_card_audio_input array */
56 u16 video_input; /* hardware video input */
59 struct cx18_card_audio_input {
60 u8 audio_type; /* audio input type */
61 u32 audio_input; /* hardware audio input */
62 u16 muxer_input; /* hardware muxer input for boards with a
66 struct cx18_card_pci_info {
72 /* GPIO definitions */
74 /* The mask is the set of bits used by the operation */
76 struct cx18_gpio_init { /* set initial GPIO DIR and OUT values */
77 u32 direction; /* DIR setting. Leave to 0 if no init is needed */
81 struct cx18_gpio_i2c_slave_reset {
82 u32 active_lo_mask; /* GPIO outputs that reset i2c chips when low */
83 u32 active_hi_mask; /* GPIO outputs that reset i2c chips when high */
84 int msecs_asserted; /* time period reset must remain asserted */
85 int msecs_recovery; /* time after deassert for chips to be ready */
88 struct cx18_card_tuner {
89 v4l2_std_id std; /* standard for which the tuner is suitable */
90 int tuner; /* tuner ID (from tuner.h) */
93 struct cx18_card_tuner_i2c {
94 unsigned short radio[2];/* radio tuner i2c address to probe */
95 unsigned short demod[2];/* demodulator i2c address to probe */
96 unsigned short tv[4]; /* tv tuner i2c addresses to probe */
99 struct cx18_ddr { /* DDR config data */
108 /* for card information/parameters */
113 u32 v4l2_capabilities;
114 u32 hw_audio_ctrl; /* hardware used for the V4L2 controls (only
116 u32 hw_muxer; /* hardware used to multiplex audio input */
117 u32 hw_all; /* all hardware used by the board */
118 struct cx18_card_video_input video_inputs[CX18_CARD_MAX_VIDEO_INPUTS];
119 struct cx18_card_audio_input audio_inputs[CX18_CARD_MAX_AUDIO_INPUTS];
120 struct cx18_card_audio_input radio_input;
122 /* GPIO card-specific settings */
123 u8 xceive_pin; /* XCeive tuner GPIO reset pin */
124 struct cx18_gpio_init gpio_init;
125 struct cx18_gpio_i2c_slave_reset gpio_i2c_slave_reset;
127 struct cx18_card_tuner tuners[CX18_CARD_MAX_TUNERS];
128 struct cx18_card_tuner_i2c *i2c;
132 /* list of device and subsystem vendor/devices that
133 correspond to this card type. */
134 const struct cx18_card_pci_info *pci_list;
137 int cx18_get_input(struct cx18 *cx, u16 index, struct v4l2_input *input);
138 int cx18_get_audio_input(struct cx18 *cx, u16 index, struct v4l2_audio *input);
139 const struct cx18_card *cx18_get_card(u16 index);