Thierry MERLE | f2242ee | 2006-12-04 08:31:14 -0300 | [diff] [blame] | 1 | /* |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 2 | * USBVISION.H |
| 3 | * usbvision header file |
| 4 | * |
| 5 | * Copyright (c) 1999-2005 Joerg Heckenbach <joerg@heckenbach-aw.de> |
Thierry MERLE | c876a34 | 2006-12-09 16:42:54 -0300 | [diff] [blame] | 6 | * Dwaine Garden <dwainegarden@rogers.com> |
| 7 | * |
| 8 | * |
Hans Verkuil | 15965f0 | 2009-03-14 15:06:08 -0300 | [diff] [blame] | 9 | * Report problems to v4l MailingList: linux-media@vger.kernel.org |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 10 | * |
| 11 | * This module is part of usbvision driver project. |
| 12 | * Updates to driver completed by Dwaine P. Garden |
Thierry MERLE | c876a34 | 2006-12-09 16:42:54 -0300 | [diff] [blame] | 13 | * v4l2 conversion by Thierry Merle <thierry.merle@free.fr> |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 14 | * |
| 15 | * This program is free software; you can redistribute it and/or modify |
| 16 | * it under the terms of the GNU General Public License as published by |
| 17 | * the Free Software Foundation; either version 2 of the License, or |
| 18 | * (at your option) any later version. |
| 19 | * |
| 20 | * This program is distributed in the hope that it will be useful, |
| 21 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 22 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 23 | * GNU General Public License for more details. |
| 24 | * |
| 25 | * You should have received a copy of the GNU General Public License |
| 26 | * along with this program; if not, write to the Free Software |
| 27 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 28 | */ |
| 29 | |
| 30 | |
| 31 | #ifndef __LINUX_USBVISION_H |
| 32 | #define __LINUX_USBVISION_H |
| 33 | |
| 34 | #include <linux/list.h> |
Mauro Carvalho Chehab | 6714b01 | 2006-12-04 08:31:01 -0300 | [diff] [blame] | 35 | #include <linux/usb.h> |
Thierry MERLE | 2a9f8b5 | 2007-02-07 10:14:38 -0300 | [diff] [blame] | 36 | #include <linux/i2c.h> |
Matthias Kaehlcke | 289d4d2 | 2007-10-24 17:31:15 -0300 | [diff] [blame] | 37 | #include <linux/mutex.h> |
Hans Verkuil | 1df7953 | 2009-02-21 18:11:31 -0300 | [diff] [blame] | 38 | #include <media/v4l2-device.h> |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 39 | #include <media/tuner.h> |
| 40 | #include <linux/videodev2.h> |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 41 | |
Thierry MERLE | c876a34 | 2006-12-09 16:42:54 -0300 | [diff] [blame] | 42 | #define USBVISION_DEBUG /* Turn on debug messages */ |
| 43 | |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 44 | #define USBVISION_PWR_REG 0x00 |
| 45 | #define USBVISION_SSPND_EN (1 << 1) |
| 46 | #define USBVISION_RES2 (1 << 2) |
| 47 | #define USBVISION_PWR_VID (1 << 5) |
Thierry MERLE | f2242ee | 2006-12-04 08:31:14 -0300 | [diff] [blame] | 48 | #define USBVISION_E2_EN (1 << 7) |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 49 | #define USBVISION_CONFIG_REG 0x01 |
| 50 | #define USBVISION_ADRS_REG 0x02 |
| 51 | #define USBVISION_ALTER_REG 0x03 |
| 52 | #define USBVISION_FORCE_ALTER_REG 0x04 |
| 53 | #define USBVISION_STATUS_REG 0x05 |
| 54 | #define USBVISION_IOPIN_REG 0x06 |
| 55 | #define USBVISION_IO_1 (1 << 0) |
| 56 | #define USBVISION_IO_2 (1 << 1) |
| 57 | #define USBVISION_AUDIO_IN 0 |
| 58 | #define USBVISION_AUDIO_TV 1 |
| 59 | #define USBVISION_AUDIO_RADIO 2 |
| 60 | #define USBVISION_AUDIO_MUTE 3 |
| 61 | #define USBVISION_SER_MODE 0x07 |
| 62 | #define USBVISION_SER_ADRS 0x08 |
| 63 | #define USBVISION_SER_CONT 0x09 |
| 64 | #define USBVISION_SER_DAT1 0x0A |
| 65 | #define USBVISION_SER_DAT2 0x0B |
| 66 | #define USBVISION_SER_DAT3 0x0C |
| 67 | #define USBVISION_SER_DAT4 0x0D |
| 68 | #define USBVISION_EE_DATA 0x0E |
| 69 | #define USBVISION_EE_LSBAD 0x0F |
| 70 | #define USBVISION_EE_CONT 0x10 |
| 71 | #define USBVISION_DRM_CONT 0x12 |
| 72 | #define USBVISION_REF (1 << 0) |
| 73 | #define USBVISION_RES_UR (1 << 2) |
| 74 | #define USBVISION_RES_FDL (1 << 3) |
| 75 | #define USBVISION_RES_VDW (1 << 4) |
| 76 | #define USBVISION_DRM_PRM1 0x13 |
| 77 | #define USBVISION_DRM_PRM2 0x14 |
| 78 | #define USBVISION_DRM_PRM3 0x15 |
| 79 | #define USBVISION_DRM_PRM4 0x16 |
| 80 | #define USBVISION_DRM_PRM5 0x17 |
| 81 | #define USBVISION_DRM_PRM6 0x18 |
| 82 | #define USBVISION_DRM_PRM7 0x19 |
| 83 | #define USBVISION_DRM_PRM8 0x1A |
| 84 | #define USBVISION_VIN_REG1 0x1B |
| 85 | #define USBVISION_8_422_SYNC 0x01 |
| 86 | #define USBVISION_16_422_SYNC 0x02 |
| 87 | #define USBVISION_VSNC_POL (1 << 3) |
| 88 | #define USBVISION_HSNC_POL (1 << 4) |
| 89 | #define USBVISION_FID_POL (1 << 5) |
| 90 | #define USBVISION_HVALID_PO (1 << 6) |
| 91 | #define USBVISION_VCLK_POL (1 << 7) |
| 92 | #define USBVISION_VIN_REG2 0x1C |
| 93 | #define USBVISION_AUTO_FID (1 << 0) |
| 94 | #define USBVISION_NONE_INTER (1 << 1) |
| 95 | #define USBVISION_NOHVALID (1 << 2) |
| 96 | #define USBVISION_UV_ID (1 << 3) |
| 97 | #define USBVISION_FIX_2C (1 << 4) |
| 98 | #define USBVISION_SEND_FID (1 << 5) |
| 99 | #define USBVISION_KEEP_BLANK (1 << 7) |
| 100 | #define USBVISION_LXSIZE_I 0x1D |
| 101 | #define USBVISION_MXSIZE_I 0x1E |
| 102 | #define USBVISION_LYSIZE_I 0x1F |
| 103 | #define USBVISION_MYSIZE_I 0x20 |
| 104 | #define USBVISION_LX_OFFST 0x21 |
| 105 | #define USBVISION_MX_OFFST 0x22 |
| 106 | #define USBVISION_LY_OFFST 0x23 |
| 107 | #define USBVISION_MY_OFFST 0x24 |
| 108 | #define USBVISION_FRM_RATE 0x25 |
| 109 | #define USBVISION_LXSIZE_O 0x26 |
| 110 | #define USBVISION_MXSIZE_O 0x27 |
| 111 | #define USBVISION_LYSIZE_O 0x28 |
| 112 | #define USBVISION_MYSIZE_O 0x29 |
| 113 | #define USBVISION_FILT_CONT 0x2A |
| 114 | #define USBVISION_VO_MODE 0x2B |
| 115 | #define USBVISION_INTRA_CYC 0x2C |
| 116 | #define USBVISION_STRIP_SZ 0x2D |
| 117 | #define USBVISION_FORCE_INTRA 0x2E |
| 118 | #define USBVISION_FORCE_UP 0x2F |
| 119 | #define USBVISION_BUF_THR 0x30 |
| 120 | #define USBVISION_DVI_YUV 0x31 |
| 121 | #define USBVISION_AUDIO_CONT 0x32 |
| 122 | #define USBVISION_AUD_PK_LEN 0x33 |
| 123 | #define USBVISION_BLK_PK_LEN 0x34 |
| 124 | #define USBVISION_PCM_THR1 0x38 |
| 125 | #define USBVISION_PCM_THR2 0x39 |
| 126 | #define USBVISION_DIST_THR_L 0x3A |
| 127 | #define USBVISION_DIST_THR_H 0x3B |
| 128 | #define USBVISION_MAX_DIST_L 0x3C |
| 129 | #define USBVISION_MAX_DIST_H 0x3D |
| 130 | #define USBVISION_OP_CODE 0x33 |
| 131 | |
| 132 | #define MAX_BYTES_PER_PIXEL 4 |
| 133 | |
| 134 | #define MIN_FRAME_WIDTH 64 |
| 135 | #define MAX_USB_WIDTH 320 //384 |
| 136 | #define MAX_FRAME_WIDTH 320 //384 /*streching sometimes causes crashes*/ |
| 137 | |
| 138 | #define MIN_FRAME_HEIGHT 48 |
| 139 | #define MAX_USB_HEIGHT 240 //288 |
| 140 | #define MAX_FRAME_HEIGHT 240 //288 /*Streching sometimes causes crashes*/ |
| 141 | |
| 142 | #define MAX_FRAME_SIZE (MAX_FRAME_WIDTH * MAX_FRAME_HEIGHT * MAX_BYTES_PER_PIXEL) |
| 143 | #define USBVISION_CLIPMASK_SIZE (MAX_FRAME_WIDTH * MAX_FRAME_HEIGHT / 8) //bytesize of clipmask |
| 144 | |
| 145 | #define USBVISION_URB_FRAMES 32 |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 146 | |
| 147 | #define USBVISION_NUM_HEADERMARKER 20 |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 148 | #define USBVISION_NUMFRAMES 3 /* Maximum number of frames an application can get */ |
| 149 | #define USBVISION_NUMSBUF 2 /* Dimensioning the USB S buffering */ |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 150 | |
| 151 | #define USBVISION_POWEROFF_TIME 3 * (HZ) // 3 seconds |
| 152 | |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 153 | |
| 154 | #define FRAMERATE_MIN 0 |
| 155 | #define FRAMERATE_MAX 31 |
| 156 | |
| 157 | enum { |
| 158 | ISOC_MODE_YUV422 = 0x03, |
| 159 | ISOC_MODE_YUV420 = 0x14, |
| 160 | ISOC_MODE_COMPRESS = 0x60, |
| 161 | }; |
| 162 | |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 163 | /* This macro restricts an int variable to an inclusive range */ |
| 164 | #define RESTRICT_TO_RANGE(v,mi,ma) { if ((v) < (mi)) (v) = (mi); else if ((v) > (ma)) (v) = (ma); } |
| 165 | |
| 166 | /* |
| 167 | * We use macros to do YUV -> RGB conversion because this is |
| 168 | * very important for speed and totally unimportant for size. |
| 169 | * |
| 170 | * YUV -> RGB Conversion |
| 171 | * --------------------- |
| 172 | * |
| 173 | * B = 1.164*(Y-16) + 2.018*(V-128) |
| 174 | * G = 1.164*(Y-16) - 0.813*(U-128) - 0.391*(V-128) |
| 175 | * R = 1.164*(Y-16) + 1.596*(U-128) |
| 176 | * |
| 177 | * If you fancy integer arithmetics (as you should), hear this: |
| 178 | * |
| 179 | * 65536*B = 76284*(Y-16) + 132252*(V-128) |
| 180 | * 65536*G = 76284*(Y-16) - 53281*(U-128) - 25625*(V-128) |
| 181 | * 65536*R = 76284*(Y-16) + 104595*(U-128) |
| 182 | * |
| 183 | * Make sure the output values are within [0..255] range. |
| 184 | */ |
| 185 | #define LIMIT_RGB(x) (((x) < 0) ? 0 : (((x) > 255) ? 255 : (x))) |
| 186 | #define YUV_TO_RGB_BY_THE_BOOK(my,mu,mv,mr,mg,mb) { \ |
| 187 | int mm_y, mm_yc, mm_u, mm_v, mm_r, mm_g, mm_b; \ |
| 188 | mm_y = (my) - 16; \ |
| 189 | mm_u = (mu) - 128; \ |
| 190 | mm_v = (mv) - 128; \ |
| 191 | mm_yc= mm_y * 76284; \ |
| 192 | mm_b = (mm_yc + 132252*mm_v ) >> 16; \ |
| 193 | mm_g = (mm_yc - 53281*mm_u - 25625*mm_v ) >> 16; \ |
| 194 | mm_r = (mm_yc + 104595*mm_u ) >> 16; \ |
| 195 | mb = LIMIT_RGB(mm_b); \ |
| 196 | mg = LIMIT_RGB(mm_g); \ |
| 197 | mr = LIMIT_RGB(mm_r); \ |
| 198 | } |
| 199 | |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 200 | /* Debugging aid */ |
| 201 | #define USBVISION_SAY_AND_WAIT(what) { \ |
| 202 | wait_queue_head_t wq; \ |
| 203 | init_waitqueue_head(&wq); \ |
| 204 | printk(KERN_INFO "Say: %s\n", what); \ |
| 205 | interruptible_sleep_on_timeout (&wq, HZ*3); \ |
| 206 | } |
| 207 | |
| 208 | /* |
| 209 | * This macro checks if usbvision is still operational. The 'usbvision' |
| 210 | * pointer must be valid, usbvision->dev must be valid, we are not |
| 211 | * removing the device and the device has not erred on us. |
| 212 | */ |
| 213 | #define USBVISION_IS_OPERATIONAL(udevice) (\ |
| 214 | (udevice != NULL) && \ |
| 215 | ((udevice)->dev != NULL) && \ |
| 216 | ((udevice)->last_error == 0) && \ |
| 217 | (!(udevice)->remove_pending)) |
| 218 | |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 219 | #define I2C_USB_ADAP_MAX 16 |
| 220 | |
Thierry MERLE | c5f4836 | 2007-05-08 17:22:29 -0300 | [diff] [blame] | 221 | #define USBVISION_NORMS (V4L2_STD_PAL | V4L2_STD_NTSC | V4L2_STD_SECAM | V4L2_STD_PAL_M) |
| 222 | |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 223 | /* ----------------------------------------------------------------- */ |
| 224 | /* usbvision video structures */ |
| 225 | /* ----------------------------------------------------------------- */ |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 226 | enum ScanState { |
| 227 | ScanState_Scanning, /* Scanning for header */ |
| 228 | ScanState_Lines /* Parsing lines */ |
| 229 | }; |
| 230 | |
| 231 | /* Completion states of the data parser */ |
| 232 | enum ParseState { |
| 233 | ParseState_Continue, /* Just parse next item */ |
| 234 | ParseState_NextFrame, /* Frame done, send it to V4L */ |
| 235 | ParseState_Out, /* Not enough data for frame */ |
| 236 | ParseState_EndParse /* End parsing */ |
| 237 | }; |
| 238 | |
| 239 | enum FrameState { |
| 240 | FrameState_Unused, /* Unused (no MCAPTURE) */ |
| 241 | FrameState_Ready, /* Ready to start grabbing */ |
| 242 | FrameState_Grabbing, /* In the process of being grabbed into */ |
| 243 | FrameState_Done, /* Finished grabbing, but not been synced yet */ |
| 244 | FrameState_DoneHold, /* Are syncing or reading */ |
| 245 | FrameState_Error, /* Something bad happened while processing */ |
| 246 | }; |
| 247 | |
Thierry MERLE | f2242ee | 2006-12-04 08:31:14 -0300 | [diff] [blame] | 248 | /* stream states */ |
| 249 | enum StreamState { |
Thierry | 5f7fb87 | 2006-12-04 08:31:17 -0300 | [diff] [blame] | 250 | Stream_Off, /* Driver streaming is completely OFF */ |
| 251 | Stream_Idle, /* Driver streaming is ready to be put ON by the application */ |
| 252 | Stream_Interrupt, /* Driver streaming must be interrupted */ |
| 253 | Stream_On, /* Driver streaming is put ON by the application */ |
Thierry MERLE | f2242ee | 2006-12-04 08:31:14 -0300 | [diff] [blame] | 254 | }; |
| 255 | |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 256 | enum IsocState { |
| 257 | IsocState_InFrame, /* Isoc packet is member of frame */ |
| 258 | IsocState_NoFrame, /* Isoc packet is not member of any frame */ |
| 259 | }; |
| 260 | |
| 261 | struct usb_device; |
| 262 | |
| 263 | struct usbvision_sbuf { |
| 264 | char *data; |
| 265 | struct urb *urb; |
| 266 | }; |
| 267 | |
| 268 | #define USBVISION_MAGIC_1 0x55 |
| 269 | #define USBVISION_MAGIC_2 0xAA |
| 270 | #define USBVISION_HEADER_LENGTH 0x0c |
| 271 | #define USBVISION_SAA7111_ADDR 0x48 |
| 272 | #define USBVISION_SAA7113_ADDR 0x4a |
| 273 | #define USBVISION_IIC_LRACK 0x20 |
| 274 | #define USBVISION_IIC_LRNACK 0x30 |
| 275 | #define USBVISION_FRAME_FORMAT_PARAM_INTRA (1<<7) |
| 276 | |
Mauro Carvalho Chehab | 6714b01 | 2006-12-04 08:31:01 -0300 | [diff] [blame] | 277 | struct usbvision_v4l2_format_st { |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 278 | int supported; |
| 279 | int bytes_per_pixel; |
| 280 | int depth; |
| 281 | int format; |
| 282 | char *desc; |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 283 | }; |
| 284 | #define USBVISION_SUPPORTED_PALETTES ARRAY_SIZE(usbvision_v4l2_format) |
| 285 | |
| 286 | struct usbvision_frame_header { |
| 287 | unsigned char magic_1; /* 0 magic */ |
| 288 | unsigned char magic_2; /* 1 magic */ |
| 289 | unsigned char headerLength; /* 2 */ |
| 290 | unsigned char frameNum; /* 3 */ |
| 291 | unsigned char framePhase; /* 4 */ |
| 292 | unsigned char frameLatency; /* 5 */ |
| 293 | unsigned char dataFormat; /* 6 */ |
| 294 | unsigned char formatParam; /* 7 */ |
| 295 | unsigned char frameWidthLo; /* 8 */ |
| 296 | unsigned char frameWidthHi; /* 9 */ |
| 297 | unsigned char frameHeightLo; /* 10 */ |
| 298 | unsigned char frameHeightHi; /* 11 */ |
| 299 | __u16 frameWidth; /* 8 - 9 after endian correction*/ |
| 300 | __u16 frameHeight; /* 10 - 11 after endian correction*/ |
| 301 | }; |
| 302 | |
| 303 | struct usbvision_frame { |
| 304 | char *data; /* Frame buffer */ |
| 305 | struct usbvision_frame_header isocHeader; /* Header from stream */ |
| 306 | |
| 307 | int width; /* Width application is expecting */ |
| 308 | int height; /* Height */ |
Thierry MERLE | f2242ee | 2006-12-04 08:31:14 -0300 | [diff] [blame] | 309 | int index; /* Frame index */ |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 310 | int frmwidth; /* Width the frame actually is */ |
| 311 | int frmheight; /* Height */ |
| 312 | |
| 313 | volatile int grabstate; /* State of grabbing */ |
| 314 | int scanstate; /* State of scanning */ |
| 315 | |
Thierry MERLE | f2242ee | 2006-12-04 08:31:14 -0300 | [diff] [blame] | 316 | struct list_head frame; |
| 317 | |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 318 | int curline; /* Line of frame we're working on */ |
| 319 | |
| 320 | long scanlength; /* uncompressed, raw data length of frame */ |
| 321 | long bytes_read; /* amount of scanlength that has been read from data */ |
| 322 | struct usbvision_v4l2_format_st v4l2_format; /* format the user needs*/ |
| 323 | int v4l2_linesize; /* bytes for one videoline*/ |
Thierry MERLE | f2242ee | 2006-12-04 08:31:14 -0300 | [diff] [blame] | 324 | struct timeval timestamp; |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 325 | int sequence; // How many video frames we send to user |
| 326 | }; |
| 327 | |
| 328 | #define CODEC_SAA7113 7113 |
| 329 | #define CODEC_SAA7111 7111 |
| 330 | #define BRIDGE_NT1003 1003 |
| 331 | #define BRIDGE_NT1004 1004 |
| 332 | #define BRIDGE_NT1005 1005 |
| 333 | |
Mauro Carvalho Chehab | 6714b01 | 2006-12-04 08:31:01 -0300 | [diff] [blame] | 334 | struct usbvision_device_data_st { |
Thierry MERLE | f2242ee | 2006-12-04 08:31:14 -0300 | [diff] [blame] | 335 | __u64 VideoNorm; |
Trent Piepho | c682b3a | 2007-04-14 15:16:26 -0300 | [diff] [blame] | 336 | const char *ModelString; |
| 337 | int Interface; /* to handle special interface number like BELKIN and Hauppauge WinTV-USB II */ |
| 338 | __u16 Codec; |
| 339 | unsigned VideoChannels:3; |
| 340 | unsigned AudioChannels:2; |
| 341 | unsigned Radio:1; |
| 342 | unsigned vbi:1; |
| 343 | unsigned Tuner:1; |
| 344 | unsigned Vin_Reg1_override:1; /* Override default value with */ |
| 345 | unsigned Vin_Reg2_override:1; /* Vin_Reg1, Vin_Reg2, etc. */ |
| 346 | unsigned Dvi_yuv_override:1; |
| 347 | __u8 Vin_Reg1; |
| 348 | __u8 Vin_Reg2; |
| 349 | __u8 Dvi_yuv; |
| 350 | __u8 TunerType; |
| 351 | __s16 X_Offset; |
| 352 | __s16 Y_Offset; |
Mauro Carvalho Chehab | 6714b01 | 2006-12-04 08:31:01 -0300 | [diff] [blame] | 353 | }; |
| 354 | |
| 355 | /* Declared on usbvision-cards.c */ |
| 356 | extern struct usbvision_device_data_st usbvision_device_data[]; |
| 357 | extern struct usb_device_id usbvision_table[]; |
| 358 | |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 359 | struct usb_usbvision { |
Hans Verkuil | 1df7953 | 2009-02-21 18:11:31 -0300 | [diff] [blame] | 360 | struct v4l2_device v4l2_dev; |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 361 | struct video_device *vdev; /* Video Device */ |
| 362 | struct video_device *rdev; /* Radio Device */ |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 363 | |
| 364 | /* i2c Declaration Section*/ |
| 365 | struct i2c_adapter i2c_adap; |
Hans Verkuil | 8403472 | 2010-09-17 15:07:28 -0300 | [diff] [blame] | 366 | int registered_i2c; |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 367 | |
| 368 | struct urb *ctrlUrb; |
| 369 | unsigned char ctrlUrbBuffer[8]; |
| 370 | int ctrlUrbBusy; |
| 371 | struct usb_ctrlrequest ctrlUrbSetup; |
| 372 | wait_queue_head_t ctrlUrb_wq; // Processes waiting |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 373 | |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 374 | /* configuration part */ |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 375 | int have_tuner; |
| 376 | int tuner_type; |
| 377 | int bridgeType; // NT1003, NT1004, NT1005 |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 378 | int radio; |
| 379 | int video_inputs; // # of inputs |
| 380 | unsigned long freq; |
| 381 | int AudioMute; |
| 382 | int AudioChannel; |
| 383 | int isocMode; // format of video data for the usb isoc-transfer |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 384 | unsigned int nr; // Number of the device |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 385 | |
| 386 | /* Device structure */ |
| 387 | struct usb_device *dev; |
Thierry MERLE | 2a9f8b5 | 2007-02-07 10:14:38 -0300 | [diff] [blame] | 388 | /* usb transfer */ |
| 389 | int num_alt; /* Number of alternative settings */ |
| 390 | unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */ |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 391 | unsigned char iface; /* Video interface number */ |
Thierry MERLE | 2a9f8b5 | 2007-02-07 10:14:38 -0300 | [diff] [blame] | 392 | unsigned char ifaceAlt; /* Alt settings */ |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 393 | unsigned char Vin_Reg2_Preset; |
Matthias Kaehlcke | 289d4d2 | 2007-10-24 17:31:15 -0300 | [diff] [blame] | 394 | struct mutex lock; |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 395 | struct timer_list powerOffTimer; |
| 396 | struct work_struct powerOffWork; |
| 397 | int power; /* is the device powered on? */ |
| 398 | int user; /* user count for exclusive use */ |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 399 | int initialized; /* Had we already sent init sequence? */ |
| 400 | int DevModel; /* What type of USBVISION device we got? */ |
Thierry MERLE | f2242ee | 2006-12-04 08:31:14 -0300 | [diff] [blame] | 401 | enum StreamState streaming; /* Are we streaming Isochronous? */ |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 402 | int last_error; /* What calamity struck us? */ |
| 403 | int curwidth; /* width of the frame the device is currently set to*/ |
| 404 | int curheight; /* height of the frame the device is currently set to*/ |
| 405 | int stretch_width; /* stretch-factor for frame width (from usb to screen)*/ |
| 406 | int stretch_height; /* stretch-factor for frame height (from usb to screen)*/ |
| 407 | char *fbuf; /* Videodev buffer area for mmap*/ |
| 408 | int max_frame_size; /* Bytes in one video frame */ |
| 409 | int fbuf_size; /* Videodev buffer size */ |
Thierry MERLE | f2242ee | 2006-12-04 08:31:14 -0300 | [diff] [blame] | 410 | spinlock_t queue_lock; /* spinlock for protecting mods on inqueue and outqueue */ |
| 411 | struct list_head inqueue, outqueue; /* queued frame list and ready to dequeue frame list */ |
| 412 | wait_queue_head_t wait_frame; /* Processes waiting */ |
| 413 | wait_queue_head_t wait_stream; /* Processes waiting */ |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 414 | struct usbvision_frame *curFrame; // pointer to current frame, set by usbvision_find_header |
| 415 | struct usbvision_frame frame[USBVISION_NUMFRAMES]; // frame buffer |
Thierry MERLE | 6f78e18 | 2007-02-07 10:13:11 -0300 | [diff] [blame] | 416 | int num_frames; // number of frames allocated |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 417 | struct usbvision_sbuf sbuf[USBVISION_NUMSBUF]; // S buffering |
| 418 | volatile int remove_pending; /* If set then about to exit */ |
| 419 | |
| 420 | /* Scratch space from the Isochronous Pipe.*/ |
| 421 | unsigned char *scratch; |
| 422 | int scratch_read_ptr; |
| 423 | int scratch_write_ptr; |
| 424 | int scratch_headermarker[USBVISION_NUM_HEADERMARKER]; |
| 425 | int scratch_headermarker_read_ptr; |
| 426 | int scratch_headermarker_write_ptr; |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 427 | enum IsocState isocstate; |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 428 | struct usbvision_v4l2_format_st palette; |
| 429 | |
| 430 | struct v4l2_capability vcap; /* Video capabilities */ |
Thierry MERLE | f2242ee | 2006-12-04 08:31:14 -0300 | [diff] [blame] | 431 | unsigned int ctl_input; /* selected input */ |
Thierry MERLE | c5f4836 | 2007-05-08 17:22:29 -0300 | [diff] [blame] | 432 | v4l2_std_id tvnormId; /* selected tv norm */ |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 433 | unsigned char video_endp; /* 0x82 for USBVISION devices based */ |
| 434 | |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 435 | // Decompression stuff: |
| 436 | unsigned char *IntraFrameBuffer; /* Buffer for reference frame */ |
| 437 | int BlockPos; //for test only |
| 438 | int requestIntra; // 0 = normal; 1 = intra frame is requested; |
| 439 | int lastIsocFrameNum; // check for lost isoc frames |
| 440 | int isocPacketSize; // need to calculate usedBandwidth |
| 441 | int usedBandwidth; // used bandwidth 0-100%, need to set comprLevel |
| 442 | int comprLevel; // How strong (100) or weak (0) is compression |
| 443 | int lastComprLevel; // How strong (100) or weak (0) was compression |
| 444 | int usb_bandwidth; /* Mbit/s */ |
| 445 | |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 446 | /* Statistics that can be overlayed on the screen */ |
| 447 | unsigned long isocUrbCount; // How many URBs we received so far |
| 448 | unsigned long urb_length; /* Length of last URB */ |
| 449 | unsigned long isocDataCount; /* How many bytes we received */ |
| 450 | unsigned long header_count; /* How many frame headers we found */ |
| 451 | unsigned long scratch_ovf_count; /* How many times we overflowed scratch */ |
| 452 | unsigned long isocSkipCount; /* How many empty ISO packets received */ |
| 453 | unsigned long isocErrCount; /* How many bad ISO packets received */ |
| 454 | unsigned long isocPacketCount; // How many packets we totally got |
| 455 | unsigned long timeInIrq; // How long do we need for interrupt |
| 456 | int isocMeasureBandwidthCount; |
| 457 | int frame_num; // How many video frames we send to user |
| 458 | int maxStripLen; // How big is the biggest strip |
| 459 | int comprBlockPos; |
| 460 | int stripLenErrors; // How many times was BlockPos greater than StripLen |
| 461 | int stripMagicErrors; |
| 462 | int stripLineNumberErrors; |
| 463 | int ComprBlockTypes[4]; |
| 464 | }; |
| 465 | |
Hans Verkuil | aeb506a | 2010-05-02 09:00:13 -0300 | [diff] [blame] | 466 | static inline struct usb_usbvision *to_usbvision(struct v4l2_device *v4l2_dev) |
| 467 | { |
| 468 | return container_of(v4l2_dev, struct usb_usbvision, v4l2_dev); |
| 469 | } |
| 470 | |
Hans Verkuil | 1df7953 | 2009-02-21 18:11:31 -0300 | [diff] [blame] | 471 | #define call_all(usbvision, o, f, args...) \ |
| 472 | v4l2_device_call_all(&usbvision->v4l2_dev, 0, o, f, ##args) |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 473 | |
| 474 | /* --------------------------------------------------------------- */ |
| 475 | /* defined in usbvision-i2c.c */ |
| 476 | /* i2c-algo-usb declaration */ |
| 477 | /* --------------------------------------------------------------- */ |
| 478 | |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 479 | /* ----------------------------------------------------------------------- */ |
| 480 | /* usbvision specific I2C functions */ |
| 481 | /* ----------------------------------------------------------------------- */ |
Thierry MERLE | 1ff16c2 | 2007-04-14 16:23:49 -0300 | [diff] [blame] | 482 | int usbvision_i2c_register(struct usb_usbvision *usbvision); |
| 483 | int usbvision_i2c_unregister(struct usb_usbvision *usbvision); |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 484 | |
| 485 | /* defined in usbvision-core.c */ |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 486 | int usbvision_read_reg(struct usb_usbvision *usbvision, unsigned char reg); |
| 487 | int usbvision_write_reg(struct usb_usbvision *usbvision, unsigned char reg, |
| 488 | unsigned char value); |
| 489 | |
Thierry MERLE | 6f78e18 | 2007-02-07 10:13:11 -0300 | [diff] [blame] | 490 | int usbvision_frames_alloc(struct usb_usbvision *usbvision, int number_of_frames); |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 491 | void usbvision_frames_free(struct usb_usbvision *usbvision); |
| 492 | int usbvision_scratch_alloc(struct usb_usbvision *usbvision); |
| 493 | void usbvision_scratch_free(struct usb_usbvision *usbvision); |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 494 | int usbvision_decompress_alloc(struct usb_usbvision *usbvision); |
| 495 | void usbvision_decompress_free(struct usb_usbvision *usbvision); |
| 496 | |
| 497 | int usbvision_setup(struct usb_usbvision *usbvision,int format); |
| 498 | int usbvision_init_isoc(struct usb_usbvision *usbvision); |
| 499 | int usbvision_restart_isoc(struct usb_usbvision *usbvision); |
| 500 | void usbvision_stop_isoc(struct usb_usbvision *usbvision); |
Thierry MERLE | 2a9f8b5 | 2007-02-07 10:14:38 -0300 | [diff] [blame] | 501 | int usbvision_set_alternate(struct usb_usbvision *dev); |
Thierry MERLE | 483dfdb | 2006-12-04 08:31:45 -0300 | [diff] [blame] | 502 | |
| 503 | int usbvision_set_audio(struct usb_usbvision *usbvision, int AudioChannel); |
| 504 | int usbvision_audio_off(struct usb_usbvision *usbvision); |
| 505 | |
| 506 | int usbvision_begin_streaming(struct usb_usbvision *usbvision); |
| 507 | void usbvision_empty_framequeues(struct usb_usbvision *dev); |
| 508 | int usbvision_stream_interrupt(struct usb_usbvision *dev); |
| 509 | |
| 510 | int usbvision_muxsel(struct usb_usbvision *usbvision, int channel); |
| 511 | int usbvision_set_input(struct usb_usbvision *usbvision); |
| 512 | int usbvision_set_output(struct usb_usbvision *usbvision, int width, int height); |
| 513 | |
| 514 | void usbvision_init_powerOffTimer(struct usb_usbvision *usbvision); |
| 515 | void usbvision_set_powerOffTimer(struct usb_usbvision *usbvision); |
| 516 | void usbvision_reset_powerOffTimer(struct usb_usbvision *usbvision); |
| 517 | int usbvision_power_off(struct usb_usbvision *usbvision); |
| 518 | int usbvision_power_on(struct usb_usbvision *usbvision); |
| 519 | |
Mauro Carvalho Chehab | 781aa1d | 2006-12-04 08:30:53 -0300 | [diff] [blame] | 520 | #endif /* __LINUX_USBVISION_H */ |
| 521 | |
Thierry MERLE | f2242ee | 2006-12-04 08:31:14 -0300 | [diff] [blame] | 522 | /* |
| 523 | * Overrides for Emacs so that we follow Linus's tabbing style. |
| 524 | * --------------------------------------------------------------------------- |
| 525 | * Local variables: |
| 526 | * c-basic-offset: 8 |
| 527 | * End: |
| 528 | */ |