2 * cx18 functions to query card hardware
4 * Derived from ivtv-cards.c
6 * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl>
7 * Copyright (C) 2008 Andy Walls <awalls@radix.net>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #define CX18_HW_TUNER (1 << 0)
26 #define CX18_HW_TVEEPROM (1 << 1)
27 #define CX18_HW_CS5345 (1 << 2)
28 #define CX18_HW_DVB (1 << 3)
29 #define CX18_HW_418_AV (1 << 4)
30 #define CX18_HW_GPIO_MUX (1 << 5)
31 #define CX18_HW_GPIO_RESET_CTRL (1 << 6)
34 #define CX18_CARD_INPUT_VID_TUNER 1
35 #define CX18_CARD_INPUT_SVIDEO1 2
36 #define CX18_CARD_INPUT_SVIDEO2 3
37 #define CX18_CARD_INPUT_COMPOSITE1 4
38 #define CX18_CARD_INPUT_COMPOSITE2 5
39 #define CX18_CARD_INPUT_COMPOSITE3 6
42 #define CX18_CARD_INPUT_AUD_TUNER 1
43 #define CX18_CARD_INPUT_LINE_IN1 2
44 #define CX18_CARD_INPUT_LINE_IN2 3
46 #define CX18_CARD_MAX_VIDEO_INPUTS 6
47 #define CX18_CARD_MAX_AUDIO_INPUTS 3
48 #define CX18_CARD_MAX_TUNERS 2
50 /* V4L2 capability aliases */
51 #define CX18_CAP_ENCODER (V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_TUNER | \
52 V4L2_CAP_AUDIO | V4L2_CAP_READWRITE | \
53 V4L2_CAP_VBI_CAPTURE | V4L2_CAP_SLICED_VBI_CAPTURE)
55 struct cx18_card_video_input {
56 u8 video_type; /* video input type */
57 u8 audio_index; /* index in cx18_card_audio_input array */
58 u16 video_input; /* hardware video input */
61 struct cx18_card_audio_input {
62 u8 audio_type; /* audio input type */
63 u32 audio_input; /* hardware audio input */
64 u16 muxer_input; /* hardware muxer input for boards with a
68 struct cx18_card_pci_info {
74 /* GPIO definitions */
76 /* The mask is the set of bits used by the operation */
78 struct cx18_gpio_init { /* set initial GPIO DIR and OUT values */
79 u32 direction; /* DIR setting. Leave to 0 if no init is needed */
83 struct cx18_gpio_i2c_slave_reset {
84 u32 active_lo_mask; /* GPIO outputs that reset i2c chips when low */
85 u32 active_hi_mask; /* GPIO outputs that reset i2c chips when high */
86 int msecs_asserted; /* time period reset must remain asserted */
87 int msecs_recovery; /* time after deassert for chips to be ready */
88 u32 ir_reset_mask; /* GPIO to reset the Zilog Z8F0811 IR contoller */
91 struct cx18_gpio_audio_input { /* select tuner/line in input */
92 u32 mask; /* leave to 0 if not supported */
98 struct cx18_card_tuner {
99 v4l2_std_id std; /* standard for which the tuner is suitable */
100 int tuner; /* tuner ID (from tuner.h) */
103 struct cx18_card_tuner_i2c {
104 unsigned short radio[2];/* radio tuner i2c address to probe */
105 unsigned short demod[2];/* demodulator i2c address to probe */
106 unsigned short tv[4]; /* tv tuner i2c addresses to probe */
109 struct cx18_ddr { /* DDR config data */
118 /* for card information/parameters */
123 u32 v4l2_capabilities;
124 u32 hw_audio_ctrl; /* hardware used for the V4L2 controls (only
125 1 dev allowed currently) */
126 u32 hw_muxer; /* hardware used to multiplex audio input */
127 u32 hw_all; /* all hardware used by the board */
128 struct cx18_card_video_input video_inputs[CX18_CARD_MAX_VIDEO_INPUTS];
129 struct cx18_card_audio_input audio_inputs[CX18_CARD_MAX_AUDIO_INPUTS];
130 struct cx18_card_audio_input radio_input;
132 /* GPIO card-specific settings */
133 u8 xceive_pin; /* XCeive tuner GPIO reset pin */
134 struct cx18_gpio_init gpio_init;
135 struct cx18_gpio_i2c_slave_reset gpio_i2c_slave_reset;
136 struct cx18_gpio_audio_input gpio_audio_input;
138 struct cx18_card_tuner tuners[CX18_CARD_MAX_TUNERS];
139 struct cx18_card_tuner_i2c *i2c;
143 /* list of device and subsystem vendor/devices that
144 correspond to this card type. */
145 const struct cx18_card_pci_info *pci_list;
148 int cx18_get_input(struct cx18 *cx, u16 index, struct v4l2_input *input);
149 int cx18_get_audio_input(struct cx18 *cx, u16 index, struct v4l2_audio *input);
150 const struct cx18_card *cx18_get_card(u16 index);