R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 1 | /***************************************************************************** |
| 2 | * * |
| 3 | * easycap.h * |
| 4 | * * |
| 5 | *****************************************************************************/ |
| 6 | /* |
| 7 | * |
| 8 | * Copyright (C) 2010 R.M. Thomas <rmthomas@sciolus.org> |
| 9 | * |
| 10 | * |
| 11 | * This is free software; you can redistribute it and/or modify |
| 12 | * it under the terms of the GNU General Public License as published by |
| 13 | * the Free Software Foundation; either version 2 of the License, or |
| 14 | * (at your option) any later version. |
| 15 | * |
| 16 | * The software is distributed in the hope that it will be useful, |
| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | * GNU General Public License for more details. |
| 20 | * |
| 21 | * You should have received a copy of the GNU General Public License |
| 22 | * along with this software; if not, write to the Free Software |
| 23 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 24 | * |
| 25 | */ |
| 26 | /*****************************************************************************/ |
| 27 | /*---------------------------------------------------------------------------*/ |
| 28 | /* |
| 29 | * THE FOLLOWING PARAMETERS ARE UNDEFINED: |
| 30 | * |
| 31 | * EASYCAP_DEBUG |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 32 | * |
| 33 | * IF REQUIRED THEY MUST BE EXTERNALLY DEFINED, FOR EXAMPLE AS COMPILER |
| 34 | * OPTIONS. |
| 35 | */ |
| 36 | /*---------------------------------------------------------------------------*/ |
| 37 | |
Tomas Winkler | 3dbab73 | 2011-01-23 01:13:55 +0200 | [diff] [blame] | 38 | #ifndef __EASYCAP_H__ |
| 39 | #define __EASYCAP_H__ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 40 | |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 41 | /*---------------------------------------------------------------------------*/ |
| 42 | /* |
Mike Thomas | f36bc37 | 2010-11-07 20:00:35 +0000 | [diff] [blame] | 43 | * THESE ARE NORMALLY DEFINED |
| 44 | */ |
| 45 | /*---------------------------------------------------------------------------*/ |
| 46 | #define PATIENCE 500 |
Mike Thomas | f36bc37 | 2010-11-07 20:00:35 +0000 | [diff] [blame] | 47 | #define PERSEVERE |
| 48 | /*---------------------------------------------------------------------------*/ |
| 49 | /* |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 50 | * THESE ARE FOR MAINTENANCE ONLY - NORMALLY UNDEFINED: |
| 51 | */ |
| 52 | /*---------------------------------------------------------------------------*/ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 53 | #undef EASYCAP_TESTCARD |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 54 | /*---------------------------------------------------------------------------*/ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 55 | #include <linux/kernel.h> |
| 56 | #include <linux/errno.h> |
| 57 | #include <linux/init.h> |
| 58 | #include <linux/slab.h> |
| 59 | #include <linux/module.h> |
| 60 | #include <linux/kref.h> |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 61 | #include <linux/usb.h> |
| 62 | #include <linux/uaccess.h> |
| 63 | |
| 64 | #include <linux/i2c.h> |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 65 | #include <linux/workqueue.h> |
| 66 | #include <linux/poll.h> |
| 67 | #include <linux/mm.h> |
| 68 | #include <linux/fs.h> |
| 69 | #include <linux/delay.h> |
| 70 | #include <linux/types.h> |
| 71 | |
Mike Thomas | a985591 | 2011-01-10 18:41:11 +0000 | [diff] [blame] | 72 | #include <linux/vmalloc.h> |
| 73 | #include <linux/sound.h> |
| 74 | #include <sound/core.h> |
| 75 | #include <sound/pcm.h> |
| 76 | #include <sound/pcm_params.h> |
| 77 | #include <sound/info.h> |
| 78 | #include <sound/initval.h> |
| 79 | #include <sound/control.h> |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 80 | #include <media/v4l2-dev.h> |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 81 | #include <media/v4l2-device.h> |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 82 | #include <linux/videodev2.h> |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 83 | #include <linux/soundcard.h> |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 84 | |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 85 | /*---------------------------------------------------------------------------*/ |
| 86 | /* VENDOR, PRODUCT: Syntek Semiconductor Co., Ltd |
| 87 | * |
| 88 | * EITHER EasyCAP USB 2.0 Video Adapter with Audio, Model No. DC60 |
| 89 | * with input cabling: AUDIO(L), AUDIO(R), CVBS, S-VIDEO. |
| 90 | * |
| 91 | * OR EasyCAP 4CHANNEL USB 2.0 DVR, Model No. EasyCAP002 |
| 92 | * with input cabling: MICROPHONE, CVBS1, CVBS2, CVBS3, CVBS4. |
| 93 | */ |
| 94 | /*---------------------------------------------------------------------------*/ |
| 95 | #define USB_EASYCAP_VENDOR_ID 0x05e1 |
| 96 | #define USB_EASYCAP_PRODUCT_ID 0x0408 |
| 97 | |
Mike Thomas | a985591 | 2011-01-10 18:41:11 +0000 | [diff] [blame] | 98 | #define EASYCAP_DRIVER_VERSION "0.9.01" |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 99 | #define EASYCAP_DRIVER_DESCRIPTION "easycapdc60" |
| 100 | |
Mike Thomas | e68703c | 2010-11-07 19:58:55 +0000 | [diff] [blame] | 101 | #define DONGLE_MANY 8 |
Mike Thomas | f36bc37 | 2010-11-07 20:00:35 +0000 | [diff] [blame] | 102 | #define INPUT_MANY 6 |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 103 | /*---------------------------------------------------------------------------*/ |
| 104 | /* |
| 105 | * DEFAULT LUMINANCE, CONTRAST, SATURATION AND HUE |
| 106 | */ |
| 107 | /*---------------------------------------------------------------------------*/ |
| 108 | #define SAA_0A_DEFAULT 0x7F |
| 109 | #define SAA_0B_DEFAULT 0x3F |
| 110 | #define SAA_0C_DEFAULT 0x2F |
| 111 | #define SAA_0D_DEFAULT 0x00 |
| 112 | /*---------------------------------------------------------------------------*/ |
| 113 | /* |
| 114 | * VIDEO STREAMING PARAMETERS: |
| 115 | * USB 2.0 PROVIDES FOR HIGH-BANDWIDTH ENDPOINTS WITH AN UPPER LIMIT |
| 116 | * OF 3072 BYTES PER MICROFRAME for wMaxPacketSize. |
| 117 | */ |
| 118 | /*---------------------------------------------------------------------------*/ |
| 119 | #define VIDEO_ISOC_BUFFER_MANY 16 |
| 120 | #define VIDEO_ISOC_ORDER 3 |
| 121 | #define VIDEO_ISOC_FRAMESPERDESC ((unsigned int) 1 << VIDEO_ISOC_ORDER) |
| 122 | #define USB_2_0_MAXPACKETSIZE 3072 |
| 123 | #if (USB_2_0_MAXPACKETSIZE > PAGE_SIZE) |
| 124 | #error video_isoc_buffer[.] will not be big enough |
| 125 | #endif |
Mike Thomas | f36bc37 | 2010-11-07 20:00:35 +0000 | [diff] [blame] | 126 | #define VIDEO_JUNK_TOLERATE VIDEO_ISOC_BUFFER_MANY |
Mike Thomas | 849322a | 2010-11-07 20:03:50 +0000 | [diff] [blame] | 127 | #define VIDEO_LOST_TOLERATE 50 |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 128 | /*---------------------------------------------------------------------------*/ |
| 129 | /* |
| 130 | * VIDEO BUFFERS |
| 131 | */ |
| 132 | /*---------------------------------------------------------------------------*/ |
| 133 | #define FIELD_BUFFER_SIZE (203 * PAGE_SIZE) |
| 134 | #define FRAME_BUFFER_SIZE (405 * PAGE_SIZE) |
| 135 | #define FIELD_BUFFER_MANY 4 |
| 136 | #define FRAME_BUFFER_MANY 6 |
| 137 | /*---------------------------------------------------------------------------*/ |
| 138 | /* |
| 139 | * AUDIO STREAMING PARAMETERS |
| 140 | */ |
| 141 | /*---------------------------------------------------------------------------*/ |
| 142 | #define AUDIO_ISOC_BUFFER_MANY 16 |
Mike Thomas | a985591 | 2011-01-10 18:41:11 +0000 | [diff] [blame] | 143 | #define AUDIO_ISOC_ORDER 1 |
| 144 | #define AUDIO_ISOC_FRAMESPERDESC 32 |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 145 | #define AUDIO_ISOC_BUFFER_SIZE (PAGE_SIZE << AUDIO_ISOC_ORDER) |
| 146 | /*---------------------------------------------------------------------------*/ |
| 147 | /* |
| 148 | * AUDIO BUFFERS |
| 149 | */ |
| 150 | /*---------------------------------------------------------------------------*/ |
| 151 | #define AUDIO_FRAGMENT_MANY 32 |
Mike Thomas | a985591 | 2011-01-10 18:41:11 +0000 | [diff] [blame] | 152 | #define PAGES_PER_AUDIO_FRAGMENT 4 |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 153 | /*---------------------------------------------------------------------------*/ |
| 154 | /* |
Mike Thomas | 3d423e9 | 2010-07-11 10:51:13 +0100 | [diff] [blame] | 155 | * IT IS ESSENTIAL THAT EVEN-NUMBERED STANDARDS ARE 25 FRAMES PER SECOND, |
| 156 | * ODD-NUMBERED STANDARDS ARE 30 FRAMES PER SECOND. |
| 157 | * THE NUMBERING OF STANDARDS MUST NOT BE CHANGED WITHOUT DUE CARE. NOT |
| 158 | * ONLY MUST THE PARAMETER |
| 159 | * STANDARD_MANY |
| 160 | * BE CHANGED TO CORRESPOND TO THE NEW NUMBER OF STANDARDS, BUT ALSO THE |
| 161 | * NUMBERING MUST REMAIN AN UNBROKEN ASCENDING SEQUENCE: DUMMY STANDARDS |
| 162 | * MAY NEED TO BE ADDED. APPROPRIATE CHANGES WILL ALWAYS BE REQUIRED IN |
| 163 | * ROUTINE fillin_formats() AND POSSIBLY ELSEWHERE. BEWARE. |
| 164 | */ |
| 165 | /*---------------------------------------------------------------------------*/ |
| 166 | #define PAL_BGHIN 0 |
| 167 | #define PAL_Nc 2 |
| 168 | #define SECAM 4 |
| 169 | #define NTSC_N 6 |
| 170 | #define NTSC_N_443 8 |
| 171 | #define NTSC_M 1 |
| 172 | #define NTSC_443 3 |
| 173 | #define NTSC_M_JP 5 |
| 174 | #define PAL_60 7 |
| 175 | #define PAL_M 9 |
Mike Thomas | 40b8d50 | 2010-11-07 20:02:15 +0000 | [diff] [blame] | 176 | #define PAL_BGHIN_SLOW 10 |
| 177 | #define PAL_Nc_SLOW 12 |
| 178 | #define SECAM_SLOW 14 |
| 179 | #define NTSC_N_SLOW 16 |
| 180 | #define NTSC_N_443_SLOW 18 |
| 181 | #define NTSC_M_SLOW 11 |
| 182 | #define NTSC_443_SLOW 13 |
| 183 | #define NTSC_M_JP_SLOW 15 |
| 184 | #define PAL_60_SLOW 17 |
| 185 | #define PAL_M_SLOW 19 |
| 186 | #define STANDARD_MANY 20 |
Mike Thomas | 3d423e9 | 2010-07-11 10:51:13 +0100 | [diff] [blame] | 187 | /*---------------------------------------------------------------------------*/ |
| 188 | /* |
| 189 | * ENUMS |
| 190 | */ |
| 191 | /*---------------------------------------------------------------------------*/ |
| 192 | enum { |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 193 | AT_720x576, |
| 194 | AT_704x576, |
| 195 | AT_640x480, |
| 196 | AT_720x480, |
| 197 | AT_360x288, |
| 198 | AT_320x240, |
| 199 | AT_360x240, |
| 200 | RESOLUTION_MANY |
Mike Thomas | 3d423e9 | 2010-07-11 10:51:13 +0100 | [diff] [blame] | 201 | }; |
| 202 | enum { |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 203 | FMT_UYVY, |
| 204 | FMT_YUY2, |
| 205 | FMT_RGB24, |
| 206 | FMT_RGB32, |
| 207 | FMT_BGR24, |
| 208 | FMT_BGR32, |
| 209 | PIXELFORMAT_MANY |
Mike Thomas | 3d423e9 | 2010-07-11 10:51:13 +0100 | [diff] [blame] | 210 | }; |
| 211 | enum { |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 212 | FIELD_NONE, |
| 213 | FIELD_INTERLACED, |
| 214 | INTERLACE_MANY |
Mike Thomas | 3d423e9 | 2010-07-11 10:51:13 +0100 | [diff] [blame] | 215 | }; |
| 216 | #define SETTINGS_MANY (STANDARD_MANY * \ |
| 217 | RESOLUTION_MANY * \ |
| 218 | 2 * \ |
| 219 | PIXELFORMAT_MANY * \ |
| 220 | INTERLACE_MANY) |
| 221 | /*---------------------------------------------------------------------------*/ |
| 222 | /* |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 223 | * STRUCTURE DEFINITIONS |
| 224 | */ |
| 225 | /*---------------------------------------------------------------------------*/ |
Mike Thomas | ae59dad | 2010-11-07 20:09:19 +0000 | [diff] [blame] | 226 | struct easycap_dongle { |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 227 | struct easycap *peasycap; |
| 228 | struct mutex mutex_video; |
| 229 | struct mutex mutex_audio; |
Mike Thomas | ae59dad | 2010-11-07 20:09:19 +0000 | [diff] [blame] | 230 | }; |
| 231 | /*---------------------------------------------------------------------------*/ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 232 | struct data_buffer { |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 233 | struct list_head list_head; |
| 234 | void *pgo; |
| 235 | void *pto; |
Tomas Winkler | 055e3a3 | 2011-02-03 13:42:47 +0200 | [diff] [blame] | 236 | u16 kount; |
| 237 | u16 input; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 238 | }; |
| 239 | /*---------------------------------------------------------------------------*/ |
| 240 | struct data_urb { |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 241 | struct list_head list_head; |
| 242 | struct urb *purb; |
| 243 | int isbuf; |
| 244 | int length; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 245 | }; |
| 246 | /*---------------------------------------------------------------------------*/ |
Mike Thomas | 3d423e9 | 2010-07-11 10:51:13 +0100 | [diff] [blame] | 247 | struct easycap_standard { |
Tomas Winkler | 055e3a3 | 2011-02-03 13:42:47 +0200 | [diff] [blame] | 248 | u16 mask; |
Mike Thomas | 3d423e9 | 2010-07-11 10:51:13 +0100 | [diff] [blame] | 249 | struct v4l2_standard v4l2_standard; |
| 250 | }; |
| 251 | struct easycap_format { |
Tomas Winkler | 055e3a3 | 2011-02-03 13:42:47 +0200 | [diff] [blame] | 252 | u16 mask; |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 253 | char name[128]; |
Mike Thomas | 3d423e9 | 2010-07-11 10:51:13 +0100 | [diff] [blame] | 254 | struct v4l2_format v4l2_format; |
| 255 | }; |
Mike Thomas | f36bc37 | 2010-11-07 20:00:35 +0000 | [diff] [blame] | 256 | struct inputset { |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 257 | int input; |
| 258 | int input_ok; |
| 259 | int standard_offset; |
| 260 | int standard_offset_ok; |
| 261 | int format_offset; |
| 262 | int format_offset_ok; |
| 263 | int brightness; |
| 264 | int brightness_ok; |
| 265 | int contrast; |
| 266 | int contrast_ok; |
| 267 | int saturation; |
| 268 | int saturation_ok; |
| 269 | int hue; |
| 270 | int hue_ok; |
Mike Thomas | f36bc37 | 2010-11-07 20:00:35 +0000 | [diff] [blame] | 271 | }; |
Mike Thomas | 3d423e9 | 2010-07-11 10:51:13 +0100 | [diff] [blame] | 272 | /*---------------------------------------------------------------------------*/ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 273 | /* |
| 274 | * easycap.ilk == 0 => CVBS+S-VIDEO HARDWARE, AUDIO wMaxPacketSize=256 |
| 275 | * easycap.ilk == 2 => CVBS+S-VIDEO HARDWARE, AUDIO wMaxPacketSize=9 |
| 276 | * easycap.ilk == 3 => FOUR-CVBS HARDWARE, AUDIO wMaxPacketSize=9 |
| 277 | */ |
| 278 | /*---------------------------------------------------------------------------*/ |
| 279 | struct easycap { |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 280 | int isdongle; |
| 281 | int minor; |
Mike Thomas | e68703c | 2010-11-07 19:58:55 +0000 | [diff] [blame] | 282 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 283 | struct video_device video_device; |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 284 | struct v4l2_device v4l2_device; |
Tomas Winkler | cb81fa0 | 2011-03-06 00:55:22 +0200 | [diff] [blame] | 285 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 286 | int status; |
| 287 | unsigned int audio_pages_per_fragment; |
| 288 | unsigned int audio_bytes_per_fragment; |
| 289 | unsigned int audio_buffer_page_many; |
Mike Thomas | 3d423e9 | 2010-07-11 10:51:13 +0100 | [diff] [blame] | 290 | |
| 291 | #define UPSAMPLE |
Tomas Winkler | 3fc0dae | 2011-02-03 13:42:40 +0200 | [diff] [blame] | 292 | #ifdef UPSAMPLE |
Tomas Winkler | 055e3a3 | 2011-02-03 13:42:47 +0200 | [diff] [blame] | 293 | s16 oldaudio; |
Mike Thomas | 3d423e9 | 2010-07-11 10:51:13 +0100 | [diff] [blame] | 294 | #endif /*UPSAMPLE*/ |
| 295 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 296 | int ilk; |
| 297 | bool microphone; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 298 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 299 | struct usb_device *pusb_device; |
| 300 | struct usb_interface *pusb_interface; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 301 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 302 | struct kref kref; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 303 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 304 | int queued[FRAME_BUFFER_MANY]; |
| 305 | int done[FRAME_BUFFER_MANY]; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 306 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 307 | wait_queue_head_t wq_video; |
| 308 | wait_queue_head_t wq_audio; |
| 309 | wait_queue_head_t wq_trigger; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 310 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 311 | int input; |
| 312 | int polled; |
| 313 | int standard_offset; |
| 314 | int format_offset; |
| 315 | struct inputset inputset[INPUT_MANY]; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 316 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 317 | bool ntsc; |
| 318 | int fps; |
| 319 | int usec; |
| 320 | int tolerate; |
| 321 | int skip; |
| 322 | int skipped; |
| 323 | int lost[INPUT_MANY]; |
| 324 | int merit[180]; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 325 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 326 | int video_interface; |
| 327 | int video_altsetting_on; |
| 328 | int video_altsetting_off; |
| 329 | int video_endpointnumber; |
| 330 | int video_isoc_maxframesize; |
| 331 | int video_isoc_buffer_size; |
| 332 | int video_isoc_framesperdesc; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 333 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 334 | int video_isoc_streaming; |
| 335 | int video_isoc_sequence; |
| 336 | int video_idle; |
| 337 | int video_eof; |
| 338 | int video_junk; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 339 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 340 | struct data_buffer video_isoc_buffer[VIDEO_ISOC_BUFFER_MANY]; |
| 341 | struct data_buffer field_buffer[FIELD_BUFFER_MANY] |
| 342 | [(FIELD_BUFFER_SIZE/PAGE_SIZE)]; |
| 343 | struct data_buffer frame_buffer[FRAME_BUFFER_MANY] |
| 344 | [(FRAME_BUFFER_SIZE/PAGE_SIZE)]; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 345 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 346 | struct list_head urb_video_head; |
| 347 | struct list_head *purb_video_head; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 348 | |
Tomas Winkler | 055e3a3 | 2011-02-03 13:42:47 +0200 | [diff] [blame] | 349 | u8 cache[8]; |
| 350 | u8 *pcache; |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 351 | int video_mt; |
| 352 | int audio_mt; |
Tomas Winkler | 055e3a3 | 2011-02-03 13:42:47 +0200 | [diff] [blame] | 353 | u32 isequence; |
Mike Thomas | e68703c | 2010-11-07 19:58:55 +0000 | [diff] [blame] | 354 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 355 | int vma_many; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 356 | /*---------------------------------------------------------------------------*/ |
| 357 | /* |
| 358 | * BUFFER INDICATORS |
| 359 | */ |
| 360 | /*---------------------------------------------------------------------------*/ |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 361 | int field_fill; /* Field buffer being filled by easycap_complete(). */ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 362 | /* Bumped only by easycap_complete(). */ |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 363 | int field_page; /* Page of field buffer page being filled by */ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 364 | /* easycap_complete(). */ |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 365 | int field_read; /* Field buffer to be read by field2frame(). */ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 366 | /* Bumped only by easycap_complete(). */ |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 367 | int frame_fill; /* Frame buffer being filled by field2frame(). */ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 368 | /* Bumped only by easycap_dqbuf() when */ |
| 369 | /* field2frame() has created a complete frame. */ |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 370 | int frame_read; /* Frame buffer offered to user by DQBUF. */ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 371 | /* Set only by easycap_dqbuf() to trail frame_fill.*/ |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 372 | int frame_lock; /* Flag set to 1 by DQBUF and cleared by QBUF */ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 373 | /*---------------------------------------------------------------------------*/ |
| 374 | /* |
| 375 | * IMAGE PROPERTIES |
| 376 | */ |
| 377 | /*---------------------------------------------------------------------------*/ |
Tomas Winkler | 055e3a3 | 2011-02-03 13:42:47 +0200 | [diff] [blame] | 378 | u32 pixelformat; |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 379 | int width; |
| 380 | int height; |
| 381 | int bytesperpixel; |
| 382 | bool byteswaporder; |
| 383 | bool decimatepixel; |
| 384 | bool offerfields; |
| 385 | int frame_buffer_used; |
| 386 | int frame_buffer_many; |
| 387 | int videofieldamount; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 388 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 389 | int brightness; |
| 390 | int contrast; |
| 391 | int saturation; |
| 392 | int hue; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 393 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 394 | int allocation_video_urb; |
| 395 | int allocation_video_page; |
| 396 | int allocation_video_struct; |
| 397 | int registered_video; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 398 | /*---------------------------------------------------------------------------*/ |
| 399 | /* |
Mike Thomas | a985591 | 2011-01-10 18:41:11 +0000 | [diff] [blame] | 400 | * ALSA |
| 401 | */ |
| 402 | /*---------------------------------------------------------------------------*/ |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 403 | struct snd_pcm_hardware alsa_hardware; |
| 404 | struct snd_card *psnd_card; |
| 405 | struct snd_pcm *psnd_pcm; |
| 406 | struct snd_pcm_substream *psubstream; |
| 407 | int dma_fill; |
| 408 | int dma_next; |
| 409 | int dma_read; |
Mike Thomas | a985591 | 2011-01-10 18:41:11 +0000 | [diff] [blame] | 410 | /*---------------------------------------------------------------------------*/ |
| 411 | /* |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 412 | * SOUND PROPERTIES |
| 413 | */ |
| 414 | /*---------------------------------------------------------------------------*/ |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 415 | int audio_interface; |
| 416 | int audio_altsetting_on; |
| 417 | int audio_altsetting_off; |
| 418 | int audio_endpointnumber; |
| 419 | int audio_isoc_maxframesize; |
| 420 | int audio_isoc_buffer_size; |
| 421 | int audio_isoc_framesperdesc; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 422 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 423 | int audio_isoc_streaming; |
| 424 | int audio_idle; |
| 425 | int audio_eof; |
| 426 | int volume; |
| 427 | int mute; |
| 428 | s8 gain; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 429 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 430 | struct data_buffer audio_isoc_buffer[AUDIO_ISOC_BUFFER_MANY]; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 431 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 432 | struct list_head urb_audio_head; |
| 433 | struct list_head *purb_audio_head; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 434 | /*---------------------------------------------------------------------------*/ |
| 435 | /* |
| 436 | * BUFFER INDICATORS |
| 437 | */ |
| 438 | /*---------------------------------------------------------------------------*/ |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 439 | int audio_fill; /* Audio buffer being filled by easycap_complete(). */ |
Mike Thomas | a985591 | 2011-01-10 18:41:11 +0000 | [diff] [blame] | 440 | /* Bumped only by easycap_complete(). */ |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 441 | int audio_read; /* Audio buffer page being read by easycap_read(). */ |
Mike Thomas | a985591 | 2011-01-10 18:41:11 +0000 | [diff] [blame] | 442 | /* Set by easycap_read() to trail audio_fill by */ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 443 | /* one fragment. */ |
| 444 | /*---------------------------------------------------------------------------*/ |
| 445 | /* |
| 446 | * SOUND PROPERTIES |
| 447 | */ |
| 448 | /*---------------------------------------------------------------------------*/ |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 449 | int allocation_audio_urb; |
| 450 | int allocation_audio_page; |
| 451 | int allocation_audio_struct; |
| 452 | int registered_audio; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 453 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 454 | long long int audio_sample; |
| 455 | long long int audio_niveau; |
| 456 | long long int audio_square; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 457 | |
Tomas Winkler | 0338999 | 2011-01-23 01:13:58 +0200 | [diff] [blame] | 458 | struct data_buffer audio_buffer[]; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 459 | }; |
| 460 | /*---------------------------------------------------------------------------*/ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 461 | /* |
| 462 | * VIDEO FUNCTION PROTOTYPES |
| 463 | */ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 464 | /*^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^*/ |
Tomas Winkler | 96bec7d | 2011-11-09 08:26:40 -0300 | [diff] [blame] | 465 | int easycap_newinput(struct easycap *, int); |
Tomas Winkler | 9868055 | 2011-11-09 08:26:32 -0300 | [diff] [blame] | 466 | void easycap_testcard(struct easycap *, int); |
Tomas Winkler | 96bec7d | 2011-11-09 08:26:40 -0300 | [diff] [blame] | 467 | int easycap_isdongle(struct easycap *); |
| 468 | |
| 469 | long easycap_unlocked_ioctl(struct file *, unsigned int, unsigned long); |
| 470 | |
| 471 | int easycap_video_dqbuf(struct easycap *, int); |
| 472 | int easycap_video_submit_urbs(struct easycap *); |
| 473 | int easycap_video_kill_urbs(struct easycap *); |
| 474 | int easycap_video_fillin_formats(void); |
Tomas Winkler | 9868055 | 2011-11-09 08:26:32 -0300 | [diff] [blame] | 475 | |
| 476 | int adjust_standard(struct easycap *, v4l2_std_id); |
| 477 | int adjust_format(struct easycap *, u32, u32, u32, int, bool); |
| 478 | int adjust_brightness(struct easycap *, int); |
| 479 | int adjust_contrast(struct easycap *, int); |
| 480 | int adjust_saturation(struct easycap *, int); |
| 481 | int adjust_hue(struct easycap *, int); |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 482 | /*---------------------------------------------------------------------------*/ |
| 483 | /* |
| 484 | * AUDIO FUNCTION PROTOTYPES |
| 485 | */ |
| 486 | /*---------------------------------------------------------------------------*/ |
Tomas Winkler | 9868055 | 2011-11-09 08:26:32 -0300 | [diff] [blame] | 487 | int easycap_alsa_probe(struct easycap *); |
Tomas Winkler | 8b1fad2 | 2011-11-09 08:26:37 -0300 | [diff] [blame] | 488 | int easycap_audio_kill_urbs(struct easycap *); |
Tomas Winkler | 9868055 | 2011-11-09 08:26:32 -0300 | [diff] [blame] | 489 | void easycap_alsa_complete(struct urb *); |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 490 | /*---------------------------------------------------------------------------*/ |
| 491 | /* |
| 492 | * LOW-LEVEL FUNCTION PROTOTYPES |
| 493 | */ |
| 494 | /*---------------------------------------------------------------------------*/ |
Tomas Winkler | 96bec7d | 2011-11-09 08:26:40 -0300 | [diff] [blame] | 495 | int easycap_audio_gainset(struct usb_device *, s8); |
| 496 | int easycap_audio_setup(struct easycap *); |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 497 | |
Tomas Winkler | 96bec7d | 2011-11-09 08:26:40 -0300 | [diff] [blame] | 498 | int easycap_wakeup_device(struct usb_device *); |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 499 | |
Tomas Winkler | 9868055 | 2011-11-09 08:26:32 -0300 | [diff] [blame] | 500 | int setup_stk(struct usb_device *, bool); |
| 501 | int setup_saa(struct usb_device *, bool); |
| 502 | int ready_saa(struct usb_device *); |
| 503 | int merit_saa(struct usb_device *); |
| 504 | int check_vt(struct usb_device *); |
| 505 | int select_input(struct usb_device *, int, int); |
| 506 | int set_resolution(struct usb_device *, u16, u16, u16, u16); |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 507 | |
Tomas Winkler | 9868055 | 2011-11-09 08:26:32 -0300 | [diff] [blame] | 508 | int read_saa(struct usb_device *, u16); |
| 509 | int write_saa(struct usb_device *, u16, u16); |
| 510 | int start_100(struct usb_device *); |
| 511 | int stop_100(struct usb_device *); |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 512 | /*---------------------------------------------------------------------------*/ |
Tomas Winkler | 2a9a05c | 2011-01-18 14:03:23 +0200 | [diff] [blame] | 513 | |
| 514 | |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 515 | /*---------------------------------------------------------------------------*/ |
| 516 | /* |
Mike Thomas | e68703c | 2010-11-07 19:58:55 +0000 | [diff] [blame] | 517 | * MACROS SAM(...) AND JOM(...) ALLOW DIAGNOSTIC OUTPUT TO BE TAGGED WITH |
| 518 | * THE IDENTITY OF THE DONGLE TO WHICH IT APPLIES, BUT IF INVOKED WHEN THE |
| 519 | * POINTER peasycap IS INVALID AN Oops IS LIKELY, AND ITS CAUSE MAY NOT BE |
| 520 | * IMMEDIATELY OBVIOUS FROM A CASUAL READING OF THE SOURCE CODE. BEWARE. |
| 521 | */ |
| 522 | /*---------------------------------------------------------------------------*/ |
Tomas Winkler | 5c0c6c3 | 2011-01-24 13:27:02 +0200 | [diff] [blame] | 523 | const char *strerror(int err); |
| 524 | |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 525 | #define SAY(format, args...) do { \ |
Mike Thomas | e68703c | 2010-11-07 19:58:55 +0000 | [diff] [blame] | 526 | printk(KERN_DEBUG "easycap:: %s: " \ |
| 527 | format, __func__, ##args); \ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 528 | } while (0) |
Mike Thomas | e68703c | 2010-11-07 19:58:55 +0000 | [diff] [blame] | 529 | #define SAM(format, args...) do { \ |
| 530 | printk(KERN_DEBUG "easycap::%i%s: " \ |
| 531 | format, peasycap->isdongle, __func__, ##args);\ |
| 532 | } while (0) |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 533 | |
Tomas Winkler | 02149cf | 2011-01-23 01:13:56 +0200 | [diff] [blame] | 534 | #ifdef CONFIG_EASYCAP_DEBUG |
| 535 | extern int easycap_debug; |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 536 | #define JOT(n, format, args...) do { \ |
Randy Dunlap | 62af33e | 2010-11-11 10:44:22 -0800 | [diff] [blame] | 537 | if (n <= easycap_debug) { \ |
Mike Thomas | e68703c | 2010-11-07 19:58:55 +0000 | [diff] [blame] | 538 | printk(KERN_DEBUG "easycap:: %s: " \ |
| 539 | format, __func__, ##args);\ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 540 | } \ |
| 541 | } while (0) |
Mike Thomas | e68703c | 2010-11-07 19:58:55 +0000 | [diff] [blame] | 542 | #define JOM(n, format, args...) do { \ |
Randy Dunlap | 62af33e | 2010-11-11 10:44:22 -0800 | [diff] [blame] | 543 | if (n <= easycap_debug) { \ |
Mike Thomas | e68703c | 2010-11-07 19:58:55 +0000 | [diff] [blame] | 544 | printk(KERN_DEBUG "easycap::%i%s: " \ |
| 545 | format, peasycap->isdongle, __func__, ##args);\ |
| 546 | } \ |
| 547 | } while (0) |
| 548 | |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 549 | #else |
| 550 | #define JOT(n, format, args...) do {} while (0) |
Mike Thomas | e68703c | 2010-11-07 19:58:55 +0000 | [diff] [blame] | 551 | #define JOM(n, format, args...) do {} while (0) |
Tomas Winkler | 02149cf | 2011-01-23 01:13:56 +0200 | [diff] [blame] | 552 | #endif /* CONFIG_EASYCAP_DEBUG */ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 553 | |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 554 | /*---------------------------------------------------------------------------*/ |
R.M. Thomas | 702422b | 2010-06-18 12:29:49 -0700 | [diff] [blame] | 555 | |
Tomas Winkler | b4f63e9 | 2011-01-23 01:13:54 +0200 | [diff] [blame] | 556 | /*---------------------------------------------------------------------------*/ |
| 557 | /* globals |
| 558 | */ |
| 559 | /*---------------------------------------------------------------------------*/ |
| 560 | |
Tomas Winkler | 2ef0c05 | 2011-02-09 01:12:51 +0200 | [diff] [blame] | 561 | extern bool easycap_readback; |
Tomas Winkler | b4f63e9 | 2011-01-23 01:13:54 +0200 | [diff] [blame] | 562 | extern const struct easycap_standard easycap_standard[]; |
| 563 | extern struct easycap_format easycap_format[]; |
| 564 | extern struct v4l2_queryctrl easycap_control[]; |
Tomas Winkler | b4f63e9 | 2011-01-23 01:13:54 +0200 | [diff] [blame] | 565 | extern struct easycap_dongle easycapdc60_dongle[]; |
Tomas Winkler | b4f63e9 | 2011-01-23 01:13:54 +0200 | [diff] [blame] | 566 | |
Tomas Winkler | 3dbab73 | 2011-01-23 01:13:55 +0200 | [diff] [blame] | 567 | #endif /* !__EASYCAP_H__ */ |