drivers/media/video/cx18/cx18-cards.h

   1 /*
   2  *  cx18 functions to query card hardware
   3  *
   4  *  Derived from ivtv-cards.c
   5  *
   6  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
   7  *
   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.
  12  *
  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.
  17  *
  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
  21  */
  22
  23 /* hardware flags */
  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)
  30
  31 /* video inputs */
  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
  38
  39 enum cx34180_video_input {
  40         /* Composite video inputs In1-In8 */
  41         CX23418_COMPOSITE1 = 1,
  42         CX23418_COMPOSITE2,
  43         CX23418_COMPOSITE3,
  44         CX23418_COMPOSITE4,
  45         CX23418_COMPOSITE5,
  46         CX23418_COMPOSITE6,
  47         CX23418_COMPOSITE7,
  48         CX23418_COMPOSITE8,
  49
  50         /* S-Video inputs consist of one luma input (In1-In4) ORed with one
  51            chroma input (In5-In8) */
  52         CX23418_SVIDEO_LUMA1 = 0x10,
  53         CX23418_SVIDEO_LUMA2 = 0x20,
  54         CX23418_SVIDEO_LUMA3 = 0x30,
  55         CX23418_SVIDEO_LUMA4 = 0x40,
  56         CX23418_SVIDEO_CHROMA4 = 0x400,
  57         CX23418_SVIDEO_CHROMA5 = 0x500,
  58         CX23418_SVIDEO_CHROMA6 = 0x600,
  59         CX23418_SVIDEO_CHROMA7 = 0x700,
  60         CX23418_SVIDEO_CHROMA8 = 0x800,
  61
  62         /* S-Video aliases for common luma/chroma combinations */
  63         CX23418_SVIDEO1 = 0x510,
  64         CX23418_SVIDEO2 = 0x620,
  65         CX23418_SVIDEO3 = 0x730,
  66         CX23418_SVIDEO4 = 0x840,
  67 };
  68
  69 /* audio inputs */
  70 #define CX18_CARD_INPUT_AUD_TUNER       1
  71 #define CX18_CARD_INPUT_LINE_IN1        2
  72 #define CX18_CARD_INPUT_LINE_IN2        3
  73
  74 #define CX18_CARD_MAX_VIDEO_INPUTS 6
  75 #define CX18_CARD_MAX_AUDIO_INPUTS 3
  76 #define CX18_CARD_MAX_TUNERS       2
  77
  78 enum cx23418_audio_input {
  79         /* Audio inputs: serial or In4-In8 */
  80         CX23418_AUDIO_SERIAL,
  81         CX23418_AUDIO4 = 4,
  82         CX23418_AUDIO5,
  83         CX23418_AUDIO6,
  84         CX23418_AUDIO7,
  85         CX23418_AUDIO8,
  86 };
  87
  88 /* V4L2 capability aliases */
  89 #define CX18_CAP_ENCODER (V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_TUNER | \
  90                           V4L2_CAP_AUDIO | V4L2_CAP_READWRITE)
  91 /* | V4L2_CAP_VBI_CAPTURE | V4L2_CAP_SLICED_VBI_CAPTURE) not yet */
  92
  93 struct cx18_card_video_input {
  94         u8  video_type;         /* video input type */
  95         u8  audio_index;        /* index in cx18_card_audio_input array */
  96         u16 video_input;        /* hardware video input */
  97 };
  98
  99 struct cx18_card_audio_input {
 100         u8  audio_type;         /* audio input type */
 101         u32 audio_input;        /* hardware audio input */
 102         u16 muxer_input;        /* hardware muxer input for boards with a
 103                                    multiplexer chip */
 104 };
 105
 106 struct cx18_card_pci_info {
 107         u16 device;
 108         u16 subsystem_vendor;
 109         u16 subsystem_device;
 110 };
 111
 112 /* GPIO definitions */
 113
 114 /* The mask is the set of bits used by the operation */
 115
 116 struct cx18_gpio_init { /* set initial GPIO DIR and OUT values */
 117         u32 direction;  /* DIR setting. Leave to 0 if no init is needed */
 118         u32 initial_value;
 119 };
 120
 121 struct cx18_card_tuner {
 122         v4l2_std_id std;        /* standard for which the tuner is suitable */
 123         int         tuner;      /* tuner ID (from tuner.h) */
 124 };
 125
 126 struct cx18_card_tuner_i2c {
 127         unsigned short radio[2];/* radio tuner i2c address to probe */
 128         unsigned short demod[2];/* demodulator i2c address to probe */
 129         unsigned short tv[4];   /* tv tuner i2c addresses to probe */
 130 };
 131
 132 struct cx18_ddr {               /* DDR config data */
 133         u32 chip_config;
 134         u32 refresh;
 135         u32 timing1;
 136         u32 timing2;
 137         u32 tune_lane;
 138         u32 initial_emrs;
 139 };
 140
 141 /* for card information/parameters */
 142 struct cx18_card {
 143         int type;
 144         char *name;
 145         char *comment;
 146         u32 v4l2_capabilities;
 147         u32 hw_audio_ctrl;      /* hardware used for the V4L2 controls (only
 148                                    1 dev allowed) */
 149         u32 hw_muxer;           /* hardware used to multiplex audio input */
 150         u32 hw_all;             /* all hardware used by the board */
 151         struct cx18_card_video_input video_inputs[CX18_CARD_MAX_VIDEO_INPUTS];
 152         struct cx18_card_audio_input audio_inputs[CX18_CARD_MAX_AUDIO_INPUTS];
 153         struct cx18_card_audio_input radio_input;
 154
 155         /* GPIO card-specific settings */
 156         u8 xceive_pin;          /* XCeive tuner GPIO reset pin */
 157         struct cx18_gpio_init           gpio_init;
 158
 159         struct cx18_card_tuner tuners[CX18_CARD_MAX_TUNERS];
 160         struct cx18_card_tuner_i2c *i2c;
 161
 162         struct cx18_ddr ddr;
 163
 164         /* list of device and subsystem vendor/devices that
 165            correspond to this card type. */
 166         const struct cx18_card_pci_info *pci_list;
 167 };
 168
 169 int cx18_get_input(struct cx18 *cx, u16 index, struct v4l2_input *input);
 170 int cx18_get_audio_input(struct cx18 *cx, u16 index, struct v4l2_audio *input);
 171 const struct cx18_card *cx18_get_card(u16 index);