Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2 | * |
| 3 | * device driver for philips saa7134 based TV cards |
| 4 | * video4linux video interface |
| 5 | * |
| 6 | * (c) 2001-03 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs] |
| 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., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 21 | */ |
| 22 | |
| 23 | #include <linux/init.h> |
| 24 | #include <linux/list.h> |
| 25 | #include <linux/module.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 26 | #include <linux/kernel.h> |
| 27 | #include <linux/slab.h> |
Heikki Orsila | 9040b32 | 2007-04-27 12:31:18 -0300 | [diff] [blame] | 28 | #include <linux/sort.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 29 | |
| 30 | #include "saa7134-reg.h" |
| 31 | #include "saa7134.h" |
Michael Krufky | 5e453dc | 2006-01-09 15:32:31 -0200 | [diff] [blame] | 32 | #include <media/v4l2-common.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 33 | |
Mauro Carvalho Chehab | cd41e28 | 2006-04-09 15:43:41 -0300 | [diff] [blame] | 34 | #ifdef CONFIG_VIDEO_V4L1_COMPAT |
Mauro Carvalho Chehab | 7943663 | 2005-11-08 21:37:49 -0800 | [diff] [blame] | 35 | /* Include V4L1 specific functions. Should be removed soon */ |
| 36 | #include <linux/videodev.h> |
Mauro Carvalho Chehab | cd41e28 | 2006-04-09 15:43:41 -0300 | [diff] [blame] | 37 | #endif |
Mauro Carvalho Chehab | 7943663 | 2005-11-08 21:37:49 -0800 | [diff] [blame] | 38 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 39 | /* ------------------------------------------------------------------ */ |
| 40 | |
| 41 | static unsigned int video_debug = 0; |
| 42 | static unsigned int gbuffers = 8; |
Maxim Levitsky | 11f7078 | 2007-09-27 20:44:39 -0300 | [diff] [blame] | 43 | static unsigned int noninterlaced = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 44 | static unsigned int gbufsize = 720*576*4; |
| 45 | static unsigned int gbufsize_max = 720*576*4; |
Hartmut Hackmann | 17b10a7 | 2006-10-02 19:55:07 -0300 | [diff] [blame] | 46 | static char secam[] = "--"; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 47 | module_param(video_debug, int, 0644); |
| 48 | MODULE_PARM_DESC(video_debug,"enable debug messages [video]"); |
| 49 | module_param(gbuffers, int, 0444); |
| 50 | MODULE_PARM_DESC(gbuffers,"number of capture buffers, range 2-32"); |
| 51 | module_param(noninterlaced, int, 0644); |
Hartmut Hackmann | d5fdd13 | 2006-07-15 09:45:34 -0300 | [diff] [blame] | 52 | MODULE_PARM_DESC(noninterlaced,"capture non interlaced video"); |
Hartmut Hackmann | 17b10a7 | 2006-10-02 19:55:07 -0300 | [diff] [blame] | 53 | module_param_string(secam, secam, sizeof(secam), 0644); |
| 54 | MODULE_PARM_DESC(secam, "force SECAM variant, either DK,L or Lc"); |
| 55 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 56 | |
| 57 | #define dprintk(fmt, arg...) if (video_debug) \ |
| 58 | printk(KERN_DEBUG "%s/video: " fmt, dev->name , ## arg) |
| 59 | |
| 60 | /* ------------------------------------------------------------------ */ |
Robert W. Boone | 2f8d4f5 | 2005-11-08 21:37:10 -0800 | [diff] [blame] | 61 | /* Defines for Video Output Port Register at address 0x191 */ |
| 62 | |
| 63 | /* Bit 0: VIP code T bit polarity */ |
| 64 | |
| 65 | #define VP_T_CODE_P_NON_INVERTED 0x00 |
| 66 | #define VP_T_CODE_P_INVERTED 0x01 |
| 67 | |
| 68 | /* ------------------------------------------------------------------ */ |
| 69 | /* Defines for Video Output Port Register at address 0x195 */ |
| 70 | |
| 71 | /* Bit 2: Video output clock delay control */ |
| 72 | |
| 73 | #define VP_CLK_CTRL2_NOT_DELAYED 0x00 |
| 74 | #define VP_CLK_CTRL2_DELAYED 0x04 |
| 75 | |
| 76 | /* Bit 1: Video output clock invert control */ |
| 77 | |
| 78 | #define VP_CLK_CTRL1_NON_INVERTED 0x00 |
| 79 | #define VP_CLK_CTRL1_INVERTED 0x02 |
| 80 | |
| 81 | /* ------------------------------------------------------------------ */ |
| 82 | /* Defines for Video Output Port Register at address 0x196 */ |
| 83 | |
| 84 | /* Bits 2 to 0: VSYNC pin video vertical sync type */ |
| 85 | |
| 86 | #define VP_VS_TYPE_MASK 0x07 |
| 87 | |
| 88 | #define VP_VS_TYPE_OFF 0x00 |
| 89 | #define VP_VS_TYPE_V123 0x01 |
| 90 | #define VP_VS_TYPE_V_ITU 0x02 |
| 91 | #define VP_VS_TYPE_VGATE_L 0x03 |
| 92 | #define VP_VS_TYPE_RESERVED1 0x04 |
| 93 | #define VP_VS_TYPE_RESERVED2 0x05 |
| 94 | #define VP_VS_TYPE_F_ITU 0x06 |
| 95 | #define VP_VS_TYPE_SC_FID 0x07 |
| 96 | |
| 97 | /* ------------------------------------------------------------------ */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 98 | /* data structs for video */ |
| 99 | |
| 100 | static int video_out[][9] = { |
| 101 | [CCIR656] = { 0x00, 0xb1, 0x00, 0xa1, 0x00, 0x04, 0x06, 0x00, 0x00 }, |
| 102 | }; |
| 103 | |
| 104 | static struct saa7134_format formats[] = { |
| 105 | { |
| 106 | .name = "8 bpp gray", |
| 107 | .fourcc = V4L2_PIX_FMT_GREY, |
| 108 | .depth = 8, |
| 109 | .pm = 0x06, |
| 110 | },{ |
| 111 | .name = "15 bpp RGB, le", |
| 112 | .fourcc = V4L2_PIX_FMT_RGB555, |
| 113 | .depth = 16, |
| 114 | .pm = 0x13 | 0x80, |
| 115 | },{ |
| 116 | .name = "15 bpp RGB, be", |
| 117 | .fourcc = V4L2_PIX_FMT_RGB555X, |
| 118 | .depth = 16, |
| 119 | .pm = 0x13 | 0x80, |
| 120 | .bswap = 1, |
| 121 | },{ |
| 122 | .name = "16 bpp RGB, le", |
| 123 | .fourcc = V4L2_PIX_FMT_RGB565, |
| 124 | .depth = 16, |
| 125 | .pm = 0x10 | 0x80, |
| 126 | },{ |
| 127 | .name = "16 bpp RGB, be", |
| 128 | .fourcc = V4L2_PIX_FMT_RGB565X, |
| 129 | .depth = 16, |
| 130 | .pm = 0x10 | 0x80, |
| 131 | .bswap = 1, |
| 132 | },{ |
| 133 | .name = "24 bpp RGB, le", |
| 134 | .fourcc = V4L2_PIX_FMT_BGR24, |
| 135 | .depth = 24, |
| 136 | .pm = 0x11, |
| 137 | },{ |
| 138 | .name = "24 bpp RGB, be", |
| 139 | .fourcc = V4L2_PIX_FMT_RGB24, |
| 140 | .depth = 24, |
| 141 | .pm = 0x11, |
| 142 | .bswap = 1, |
| 143 | },{ |
| 144 | .name = "32 bpp RGB, le", |
| 145 | .fourcc = V4L2_PIX_FMT_BGR32, |
| 146 | .depth = 32, |
| 147 | .pm = 0x12, |
| 148 | },{ |
| 149 | .name = "32 bpp RGB, be", |
| 150 | .fourcc = V4L2_PIX_FMT_RGB32, |
| 151 | .depth = 32, |
| 152 | .pm = 0x12, |
| 153 | .bswap = 1, |
| 154 | .wswap = 1, |
| 155 | },{ |
| 156 | .name = "4:2:2 packed, YUYV", |
| 157 | .fourcc = V4L2_PIX_FMT_YUYV, |
| 158 | .depth = 16, |
| 159 | .pm = 0x00, |
| 160 | .bswap = 1, |
| 161 | .yuv = 1, |
| 162 | },{ |
| 163 | .name = "4:2:2 packed, UYVY", |
| 164 | .fourcc = V4L2_PIX_FMT_UYVY, |
| 165 | .depth = 16, |
| 166 | .pm = 0x00, |
| 167 | .yuv = 1, |
| 168 | },{ |
| 169 | .name = "4:2:2 planar, Y-Cb-Cr", |
| 170 | .fourcc = V4L2_PIX_FMT_YUV422P, |
| 171 | .depth = 16, |
| 172 | .pm = 0x09, |
| 173 | .yuv = 1, |
| 174 | .planar = 1, |
| 175 | .hshift = 1, |
| 176 | .vshift = 0, |
| 177 | },{ |
| 178 | .name = "4:2:0 planar, Y-Cb-Cr", |
| 179 | .fourcc = V4L2_PIX_FMT_YUV420, |
| 180 | .depth = 12, |
| 181 | .pm = 0x0a, |
| 182 | .yuv = 1, |
| 183 | .planar = 1, |
| 184 | .hshift = 1, |
| 185 | .vshift = 1, |
| 186 | },{ |
| 187 | .name = "4:2:0 planar, Y-Cb-Cr", |
| 188 | .fourcc = V4L2_PIX_FMT_YVU420, |
| 189 | .depth = 12, |
| 190 | .pm = 0x0a, |
| 191 | .yuv = 1, |
| 192 | .planar = 1, |
| 193 | .uvswap = 1, |
| 194 | .hshift = 1, |
| 195 | .vshift = 1, |
| 196 | } |
| 197 | }; |
| 198 | #define FORMATS ARRAY_SIZE(formats) |
| 199 | |
| 200 | #define NORM_625_50 \ |
| 201 | .h_start = 0, \ |
| 202 | .h_stop = 719, \ |
| 203 | .video_v_start = 24, \ |
| 204 | .video_v_stop = 311, \ |
Michael Schimek | f246a81 | 2005-06-23 22:04:47 -0700 | [diff] [blame] | 205 | .vbi_v_start_0 = 7, \ |
| 206 | .vbi_v_stop_0 = 22, \ |
| 207 | .vbi_v_start_1 = 319, \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 208 | .src_timing = 4 |
| 209 | |
| 210 | #define NORM_525_60 \ |
| 211 | .h_start = 0, \ |
| 212 | .h_stop = 703, \ |
Michael Schimek | f246a81 | 2005-06-23 22:04:47 -0700 | [diff] [blame] | 213 | .video_v_start = 23, \ |
| 214 | .video_v_stop = 262, \ |
| 215 | .vbi_v_start_0 = 10, \ |
| 216 | .vbi_v_stop_0 = 21, \ |
| 217 | .vbi_v_start_1 = 273, \ |
| 218 | .src_timing = 7 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 219 | |
| 220 | static struct saa7134_tvnorm tvnorms[] = { |
| 221 | { |
| 222 | .name = "PAL", /* autodetect */ |
| 223 | .id = V4L2_STD_PAL, |
| 224 | NORM_625_50, |
| 225 | |
| 226 | .sync_control = 0x18, |
| 227 | .luma_control = 0x40, |
| 228 | .chroma_ctrl1 = 0x81, |
| 229 | .chroma_gain = 0x2a, |
| 230 | .chroma_ctrl2 = 0x06, |
| 231 | .vgate_misc = 0x1c, |
| 232 | |
| 233 | },{ |
| 234 | .name = "PAL-BG", |
| 235 | .id = V4L2_STD_PAL_BG, |
| 236 | NORM_625_50, |
| 237 | |
| 238 | .sync_control = 0x18, |
| 239 | .luma_control = 0x40, |
| 240 | .chroma_ctrl1 = 0x81, |
| 241 | .chroma_gain = 0x2a, |
| 242 | .chroma_ctrl2 = 0x06, |
| 243 | .vgate_misc = 0x1c, |
| 244 | |
| 245 | },{ |
| 246 | .name = "PAL-I", |
| 247 | .id = V4L2_STD_PAL_I, |
| 248 | NORM_625_50, |
| 249 | |
| 250 | .sync_control = 0x18, |
| 251 | .luma_control = 0x40, |
| 252 | .chroma_ctrl1 = 0x81, |
| 253 | .chroma_gain = 0x2a, |
| 254 | .chroma_ctrl2 = 0x06, |
| 255 | .vgate_misc = 0x1c, |
| 256 | |
| 257 | },{ |
| 258 | .name = "PAL-DK", |
| 259 | .id = V4L2_STD_PAL_DK, |
| 260 | NORM_625_50, |
| 261 | |
| 262 | .sync_control = 0x18, |
| 263 | .luma_control = 0x40, |
| 264 | .chroma_ctrl1 = 0x81, |
| 265 | .chroma_gain = 0x2a, |
| 266 | .chroma_ctrl2 = 0x06, |
| 267 | .vgate_misc = 0x1c, |
| 268 | |
| 269 | },{ |
| 270 | .name = "NTSC", |
| 271 | .id = V4L2_STD_NTSC, |
| 272 | NORM_525_60, |
| 273 | |
| 274 | .sync_control = 0x59, |
| 275 | .luma_control = 0x40, |
| 276 | .chroma_ctrl1 = 0x89, |
| 277 | .chroma_gain = 0x2a, |
| 278 | .chroma_ctrl2 = 0x0e, |
| 279 | .vgate_misc = 0x18, |
| 280 | |
| 281 | },{ |
| 282 | .name = "SECAM", |
| 283 | .id = V4L2_STD_SECAM, |
| 284 | NORM_625_50, |
| 285 | |
Hartmut Hackmann | 17b10a7 | 2006-10-02 19:55:07 -0300 | [diff] [blame] | 286 | .sync_control = 0x18, |
| 287 | .luma_control = 0x1b, |
| 288 | .chroma_ctrl1 = 0xd1, |
| 289 | .chroma_gain = 0x80, |
| 290 | .chroma_ctrl2 = 0x00, |
| 291 | .vgate_misc = 0x1c, |
| 292 | |
| 293 | },{ |
| 294 | .name = "SECAM-DK", |
| 295 | .id = V4L2_STD_SECAM_DK, |
| 296 | NORM_625_50, |
| 297 | |
| 298 | .sync_control = 0x18, |
| 299 | .luma_control = 0x1b, |
| 300 | .chroma_ctrl1 = 0xd1, |
| 301 | .chroma_gain = 0x80, |
| 302 | .chroma_ctrl2 = 0x00, |
| 303 | .vgate_misc = 0x1c, |
| 304 | |
| 305 | },{ |
| 306 | .name = "SECAM-L", |
| 307 | .id = V4L2_STD_SECAM_L, |
| 308 | NORM_625_50, |
| 309 | |
| 310 | .sync_control = 0x18, |
| 311 | .luma_control = 0x1b, |
| 312 | .chroma_ctrl1 = 0xd1, |
| 313 | .chroma_gain = 0x80, |
| 314 | .chroma_ctrl2 = 0x00, |
| 315 | .vgate_misc = 0x1c, |
| 316 | |
| 317 | },{ |
| 318 | .name = "SECAM-Lc", |
| 319 | .id = V4L2_STD_SECAM_LC, |
| 320 | NORM_625_50, |
| 321 | |
| 322 | .sync_control = 0x18, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 323 | .luma_control = 0x1b, |
| 324 | .chroma_ctrl1 = 0xd1, |
| 325 | .chroma_gain = 0x80, |
| 326 | .chroma_ctrl2 = 0x00, |
| 327 | .vgate_misc = 0x1c, |
| 328 | |
| 329 | },{ |
| 330 | .name = "PAL-M", |
| 331 | .id = V4L2_STD_PAL_M, |
| 332 | NORM_525_60, |
| 333 | |
| 334 | .sync_control = 0x59, |
| 335 | .luma_control = 0x40, |
| 336 | .chroma_ctrl1 = 0xb9, |
| 337 | .chroma_gain = 0x2a, |
| 338 | .chroma_ctrl2 = 0x0e, |
| 339 | .vgate_misc = 0x18, |
| 340 | |
| 341 | },{ |
| 342 | .name = "PAL-Nc", |
| 343 | .id = V4L2_STD_PAL_Nc, |
| 344 | NORM_625_50, |
| 345 | |
| 346 | .sync_control = 0x18, |
| 347 | .luma_control = 0x40, |
| 348 | .chroma_ctrl1 = 0xa1, |
| 349 | .chroma_gain = 0x2a, |
| 350 | .chroma_ctrl2 = 0x06, |
| 351 | .vgate_misc = 0x1c, |
| 352 | |
| 353 | },{ |
| 354 | .name = "PAL-60", |
| 355 | .id = V4L2_STD_PAL_60, |
| 356 | |
| 357 | .h_start = 0, |
| 358 | .h_stop = 719, |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 359 | .video_v_start = 23, |
| 360 | .video_v_stop = 262, |
| 361 | .vbi_v_start_0 = 10, |
| 362 | .vbi_v_stop_0 = 21, |
| 363 | .vbi_v_start_1 = 273, |
| 364 | .src_timing = 7, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 365 | |
| 366 | .sync_control = 0x18, |
| 367 | .luma_control = 0x40, |
| 368 | .chroma_ctrl1 = 0x81, |
| 369 | .chroma_gain = 0x2a, |
| 370 | .chroma_ctrl2 = 0x06, |
| 371 | .vgate_misc = 0x1c, |
| 372 | } |
| 373 | }; |
| 374 | #define TVNORMS ARRAY_SIZE(tvnorms) |
| 375 | |
| 376 | #define V4L2_CID_PRIVATE_INVERT (V4L2_CID_PRIVATE_BASE + 0) |
| 377 | #define V4L2_CID_PRIVATE_Y_ODD (V4L2_CID_PRIVATE_BASE + 1) |
| 378 | #define V4L2_CID_PRIVATE_Y_EVEN (V4L2_CID_PRIVATE_BASE + 2) |
| 379 | #define V4L2_CID_PRIVATE_AUTOMUTE (V4L2_CID_PRIVATE_BASE + 3) |
| 380 | #define V4L2_CID_PRIVATE_LASTP1 (V4L2_CID_PRIVATE_BASE + 4) |
| 381 | |
| 382 | static const struct v4l2_queryctrl no_ctrl = { |
| 383 | .name = "42", |
| 384 | .flags = V4L2_CTRL_FLAG_DISABLED, |
| 385 | }; |
| 386 | static const struct v4l2_queryctrl video_ctrls[] = { |
| 387 | /* --- video --- */ |
| 388 | { |
| 389 | .id = V4L2_CID_BRIGHTNESS, |
| 390 | .name = "Brightness", |
| 391 | .minimum = 0, |
| 392 | .maximum = 255, |
| 393 | .step = 1, |
| 394 | .default_value = 128, |
| 395 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 396 | },{ |
| 397 | .id = V4L2_CID_CONTRAST, |
| 398 | .name = "Contrast", |
| 399 | .minimum = 0, |
| 400 | .maximum = 127, |
| 401 | .step = 1, |
| 402 | .default_value = 68, |
| 403 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 404 | },{ |
| 405 | .id = V4L2_CID_SATURATION, |
| 406 | .name = "Saturation", |
| 407 | .minimum = 0, |
| 408 | .maximum = 127, |
| 409 | .step = 1, |
| 410 | .default_value = 64, |
| 411 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 412 | },{ |
| 413 | .id = V4L2_CID_HUE, |
| 414 | .name = "Hue", |
| 415 | .minimum = -128, |
| 416 | .maximum = 127, |
| 417 | .step = 1, |
| 418 | .default_value = 0, |
| 419 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 420 | },{ |
Michael Schimek | f246a81 | 2005-06-23 22:04:47 -0700 | [diff] [blame] | 421 | .id = V4L2_CID_HFLIP, |
| 422 | .name = "Mirror", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 423 | .minimum = 0, |
| 424 | .maximum = 1, |
| 425 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 426 | }, |
| 427 | /* --- audio --- */ |
| 428 | { |
| 429 | .id = V4L2_CID_AUDIO_MUTE, |
| 430 | .name = "Mute", |
| 431 | .minimum = 0, |
| 432 | .maximum = 1, |
| 433 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 434 | },{ |
| 435 | .id = V4L2_CID_AUDIO_VOLUME, |
| 436 | .name = "Volume", |
| 437 | .minimum = -15, |
| 438 | .maximum = 15, |
| 439 | .step = 1, |
| 440 | .default_value = 0, |
| 441 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 442 | }, |
| 443 | /* --- private --- */ |
| 444 | { |
| 445 | .id = V4L2_CID_PRIVATE_INVERT, |
| 446 | .name = "Invert", |
| 447 | .minimum = 0, |
| 448 | .maximum = 1, |
| 449 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 450 | },{ |
| 451 | .id = V4L2_CID_PRIVATE_Y_ODD, |
| 452 | .name = "y offset odd field", |
| 453 | .minimum = 0, |
| 454 | .maximum = 128, |
| 455 | .default_value = 0, |
| 456 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 457 | },{ |
| 458 | .id = V4L2_CID_PRIVATE_Y_EVEN, |
| 459 | .name = "y offset even field", |
| 460 | .minimum = 0, |
| 461 | .maximum = 128, |
| 462 | .default_value = 0, |
| 463 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 464 | },{ |
| 465 | .id = V4L2_CID_PRIVATE_AUTOMUTE, |
| 466 | .name = "automute", |
| 467 | .minimum = 0, |
| 468 | .maximum = 1, |
| 469 | .default_value = 1, |
| 470 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 471 | } |
| 472 | }; |
| 473 | static const unsigned int CTRLS = ARRAY_SIZE(video_ctrls); |
| 474 | |
| 475 | static const struct v4l2_queryctrl* ctrl_by_id(unsigned int id) |
| 476 | { |
| 477 | unsigned int i; |
| 478 | |
| 479 | for (i = 0; i < CTRLS; i++) |
| 480 | if (video_ctrls[i].id == id) |
| 481 | return video_ctrls+i; |
| 482 | return NULL; |
| 483 | } |
| 484 | |
| 485 | static struct saa7134_format* format_by_fourcc(unsigned int fourcc) |
| 486 | { |
| 487 | unsigned int i; |
| 488 | |
| 489 | for (i = 0; i < FORMATS; i++) |
| 490 | if (formats[i].fourcc == fourcc) |
| 491 | return formats+i; |
| 492 | return NULL; |
| 493 | } |
| 494 | |
| 495 | /* ----------------------------------------------------------------------- */ |
| 496 | /* resource management */ |
| 497 | |
| 498 | static int res_get(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bit) |
| 499 | { |
| 500 | if (fh->resources & bit) |
| 501 | /* have it already allocated */ |
| 502 | return 1; |
| 503 | |
| 504 | /* is it free? */ |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 505 | mutex_lock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 506 | if (dev->resources & bit) { |
| 507 | /* no, someone else uses it */ |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 508 | mutex_unlock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 509 | return 0; |
| 510 | } |
| 511 | /* it's free, grab it */ |
| 512 | fh->resources |= bit; |
| 513 | dev->resources |= bit; |
| 514 | dprintk("res: get %d\n",bit); |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 515 | mutex_unlock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 516 | return 1; |
| 517 | } |
| 518 | |
Heikki Orsila | 9040b32 | 2007-04-27 12:31:18 -0300 | [diff] [blame] | 519 | static int res_check(struct saa7134_fh *fh, unsigned int bit) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 520 | { |
| 521 | return (fh->resources & bit); |
| 522 | } |
| 523 | |
Heikki Orsila | 9040b32 | 2007-04-27 12:31:18 -0300 | [diff] [blame] | 524 | static int res_locked(struct saa7134_dev *dev, unsigned int bit) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 525 | { |
| 526 | return (dev->resources & bit); |
| 527 | } |
| 528 | |
| 529 | static |
| 530 | void res_free(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bits) |
| 531 | { |
Eric Sesterhenn | ae24601 | 2006-03-13 13:17:11 -0300 | [diff] [blame] | 532 | BUG_ON((fh->resources & bits) != bits); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 533 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 534 | mutex_lock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 535 | fh->resources &= ~bits; |
| 536 | dev->resources &= ~bits; |
| 537 | dprintk("res: put %d\n",bits); |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 538 | mutex_unlock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 539 | } |
| 540 | |
| 541 | /* ------------------------------------------------------------------ */ |
| 542 | |
Adrian Bunk | b02044d | 2007-10-24 13:23:14 -0300 | [diff] [blame^] | 543 | static void set_tvnorm(struct saa7134_dev *dev, struct saa7134_tvnorm *norm) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 544 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 545 | |
| 546 | dprintk("set tv norm = %s\n",norm->name); |
| 547 | dev->tvnorm = norm; |
| 548 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 549 | /* setup cropping */ |
| 550 | dev->crop_bounds.left = norm->h_start; |
| 551 | dev->crop_defrect.left = norm->h_start; |
| 552 | dev->crop_bounds.width = norm->h_stop - norm->h_start +1; |
| 553 | dev->crop_defrect.width = norm->h_stop - norm->h_start +1; |
| 554 | |
Michael Schimek | f246a81 | 2005-06-23 22:04:47 -0700 | [diff] [blame] | 555 | dev->crop_bounds.top = (norm->vbi_v_stop_0+1)*2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 556 | dev->crop_defrect.top = norm->video_v_start*2; |
| 557 | dev->crop_bounds.height = ((norm->id & V4L2_STD_525_60) ? 524 : 624) |
| 558 | - dev->crop_bounds.top; |
| 559 | dev->crop_defrect.height = (norm->video_v_stop - norm->video_v_start +1)*2; |
| 560 | |
| 561 | dev->crop_current = dev->crop_defrect; |
| 562 | |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 563 | saa7134_set_tvnorm_hw(dev); |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 564 | |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 565 | } |
| 566 | |
| 567 | static void video_mux(struct saa7134_dev *dev, int input) |
| 568 | { |
| 569 | dprintk("video input = %d [%s]\n", input, card_in(dev, input).name); |
| 570 | dev->ctl_input = input; |
| 571 | set_tvnorm(dev, dev->tvnorm); |
| 572 | saa7134_tvaudio_setinput(dev, &card_in(dev, input)); |
| 573 | } |
| 574 | |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 575 | |
| 576 | static void saa7134_set_decoder(struct saa7134_dev *dev) |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 577 | { |
| 578 | int luma_control, sync_control, mux; |
| 579 | |
| 580 | struct saa7134_tvnorm *norm = dev->tvnorm; |
| 581 | mux = card_in(dev, dev->ctl_input).vmux; |
| 582 | |
| 583 | luma_control = norm->luma_control; |
| 584 | sync_control = norm->sync_control; |
| 585 | |
| 586 | if (mux > 5) |
| 587 | luma_control |= 0x80; /* svideo */ |
| 588 | if (noninterlaced || dev->nosignal) |
| 589 | sync_control |= 0x20; |
| 590 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 591 | /* setup video decoder */ |
| 592 | saa_writeb(SAA7134_INCR_DELAY, 0x08); |
| 593 | saa_writeb(SAA7134_ANALOG_IN_CTRL1, 0xc0 | mux); |
| 594 | saa_writeb(SAA7134_ANALOG_IN_CTRL2, 0x00); |
| 595 | |
| 596 | saa_writeb(SAA7134_ANALOG_IN_CTRL3, 0x90); |
| 597 | saa_writeb(SAA7134_ANALOG_IN_CTRL4, 0x90); |
| 598 | saa_writeb(SAA7134_HSYNC_START, 0xeb); |
| 599 | saa_writeb(SAA7134_HSYNC_STOP, 0xe0); |
| 600 | saa_writeb(SAA7134_SOURCE_TIMING1, norm->src_timing); |
| 601 | |
| 602 | saa_writeb(SAA7134_SYNC_CTRL, sync_control); |
| 603 | saa_writeb(SAA7134_LUMA_CTRL, luma_control); |
| 604 | saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 605 | |
Maxim Levitsky | f5a1ac6 | 2007-09-27 20:34:20 -0300 | [diff] [blame] | 606 | saa_writeb(SAA7134_DEC_LUMA_CONTRAST, |
| 607 | dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast); |
| 608 | |
| 609 | saa_writeb(SAA7134_DEC_CHROMA_SATURATION, |
| 610 | dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation); |
| 611 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 612 | saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue); |
| 613 | saa_writeb(SAA7134_CHROMA_CTRL1, norm->chroma_ctrl1); |
| 614 | saa_writeb(SAA7134_CHROMA_GAIN, norm->chroma_gain); |
| 615 | |
| 616 | saa_writeb(SAA7134_CHROMA_CTRL2, norm->chroma_ctrl2); |
| 617 | saa_writeb(SAA7134_MODE_DELAY_CTRL, 0x00); |
| 618 | |
| 619 | saa_writeb(SAA7134_ANALOG_ADC, 0x01); |
| 620 | saa_writeb(SAA7134_VGATE_START, 0x11); |
| 621 | saa_writeb(SAA7134_VGATE_STOP, 0xfe); |
| 622 | saa_writeb(SAA7134_MISC_VGATE_MSB, norm->vgate_misc); |
| 623 | saa_writeb(SAA7134_RAW_DATA_GAIN, 0x40); |
| 624 | saa_writeb(SAA7134_RAW_DATA_OFFSET, 0x80); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 625 | } |
| 626 | |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 627 | void saa7134_set_tvnorm_hw(struct saa7134_dev *dev) |
| 628 | { |
| 629 | saa7134_set_decoder(dev); |
| 630 | |
| 631 | if (card_in(dev, dev->ctl_input).tv) { |
| 632 | if ((card(dev).tuner_type == TUNER_PHILIPS_TDA8290) |
| 633 | && ((card(dev).tuner_config == 1) |
| 634 | || (card(dev).tuner_config == 2))) |
| 635 | saa7134_set_gpio(dev, 22, 5); |
| 636 | saa7134_i2c_call_clients(dev, VIDIOC_S_STD, &dev->tvnorm->id); |
| 637 | } |
| 638 | } |
| 639 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 640 | static void set_h_prescale(struct saa7134_dev *dev, int task, int prescale) |
| 641 | { |
| 642 | static const struct { |
| 643 | int xpsc; |
| 644 | int xacl; |
| 645 | int xc2_1; |
| 646 | int xdcg; |
| 647 | int vpfy; |
| 648 | } vals[] = { |
| 649 | /* XPSC XACL XC2_1 XDCG VPFY */ |
| 650 | { 1, 0, 0, 0, 0 }, |
| 651 | { 2, 2, 1, 2, 2 }, |
| 652 | { 3, 4, 1, 3, 2 }, |
| 653 | { 4, 8, 1, 4, 2 }, |
| 654 | { 5, 8, 1, 4, 2 }, |
| 655 | { 6, 8, 1, 4, 3 }, |
| 656 | { 7, 8, 1, 4, 3 }, |
| 657 | { 8, 15, 0, 4, 3 }, |
| 658 | { 9, 15, 0, 4, 3 }, |
| 659 | { 10, 16, 1, 5, 3 }, |
| 660 | }; |
| 661 | static const int count = ARRAY_SIZE(vals); |
| 662 | int i; |
| 663 | |
| 664 | for (i = 0; i < count; i++) |
| 665 | if (vals[i].xpsc == prescale) |
| 666 | break; |
| 667 | if (i == count) |
| 668 | return; |
| 669 | |
| 670 | saa_writeb(SAA7134_H_PRESCALE(task), vals[i].xpsc); |
| 671 | saa_writeb(SAA7134_ACC_LENGTH(task), vals[i].xacl); |
| 672 | saa_writeb(SAA7134_LEVEL_CTRL(task), |
| 673 | (vals[i].xc2_1 << 3) | (vals[i].xdcg)); |
| 674 | saa_andorb(SAA7134_FIR_PREFILTER_CTRL(task), 0x0f, |
| 675 | (vals[i].vpfy << 2) | vals[i].vpfy); |
| 676 | } |
| 677 | |
| 678 | static void set_v_scale(struct saa7134_dev *dev, int task, int yscale) |
| 679 | { |
| 680 | int val,mirror; |
| 681 | |
| 682 | saa_writeb(SAA7134_V_SCALE_RATIO1(task), yscale & 0xff); |
| 683 | saa_writeb(SAA7134_V_SCALE_RATIO2(task), yscale >> 8); |
| 684 | |
| 685 | mirror = (dev->ctl_mirror) ? 0x02 : 0x00; |
| 686 | if (yscale < 2048) { |
| 687 | /* LPI */ |
| 688 | dprintk("yscale LPI yscale=%d\n",yscale); |
| 689 | saa_writeb(SAA7134_V_FILTER(task), 0x00 | mirror); |
| 690 | saa_writeb(SAA7134_LUMA_CONTRAST(task), 0x40); |
| 691 | saa_writeb(SAA7134_CHROMA_SATURATION(task), 0x40); |
| 692 | } else { |
| 693 | /* ACM */ |
| 694 | val = 0x40 * 1024 / yscale; |
| 695 | dprintk("yscale ACM yscale=%d val=0x%x\n",yscale,val); |
| 696 | saa_writeb(SAA7134_V_FILTER(task), 0x01 | mirror); |
| 697 | saa_writeb(SAA7134_LUMA_CONTRAST(task), val); |
| 698 | saa_writeb(SAA7134_CHROMA_SATURATION(task), val); |
| 699 | } |
| 700 | saa_writeb(SAA7134_LUMA_BRIGHT(task), 0x80); |
| 701 | } |
| 702 | |
| 703 | static void set_size(struct saa7134_dev *dev, int task, |
| 704 | int width, int height, int interlace) |
| 705 | { |
| 706 | int prescale,xscale,yscale,y_even,y_odd; |
| 707 | int h_start, h_stop, v_start, v_stop; |
| 708 | int div = interlace ? 2 : 1; |
| 709 | |
| 710 | /* setup video scaler */ |
| 711 | h_start = dev->crop_current.left; |
| 712 | v_start = dev->crop_current.top/2; |
| 713 | h_stop = (dev->crop_current.left + dev->crop_current.width -1); |
| 714 | v_stop = (dev->crop_current.top + dev->crop_current.height -1)/2; |
| 715 | |
| 716 | saa_writeb(SAA7134_VIDEO_H_START1(task), h_start & 0xff); |
| 717 | saa_writeb(SAA7134_VIDEO_H_START2(task), h_start >> 8); |
| 718 | saa_writeb(SAA7134_VIDEO_H_STOP1(task), h_stop & 0xff); |
| 719 | saa_writeb(SAA7134_VIDEO_H_STOP2(task), h_stop >> 8); |
| 720 | saa_writeb(SAA7134_VIDEO_V_START1(task), v_start & 0xff); |
| 721 | saa_writeb(SAA7134_VIDEO_V_START2(task), v_start >> 8); |
| 722 | saa_writeb(SAA7134_VIDEO_V_STOP1(task), v_stop & 0xff); |
| 723 | saa_writeb(SAA7134_VIDEO_V_STOP2(task), v_stop >> 8); |
| 724 | |
| 725 | prescale = dev->crop_current.width / width; |
| 726 | if (0 == prescale) |
| 727 | prescale = 1; |
| 728 | xscale = 1024 * dev->crop_current.width / prescale / width; |
| 729 | yscale = 512 * div * dev->crop_current.height / height; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 730 | dprintk("prescale=%d xscale=%d yscale=%d\n",prescale,xscale,yscale); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 731 | set_h_prescale(dev,task,prescale); |
| 732 | saa_writeb(SAA7134_H_SCALE_INC1(task), xscale & 0xff); |
| 733 | saa_writeb(SAA7134_H_SCALE_INC2(task), xscale >> 8); |
| 734 | set_v_scale(dev,task,yscale); |
| 735 | |
| 736 | saa_writeb(SAA7134_VIDEO_PIXELS1(task), width & 0xff); |
| 737 | saa_writeb(SAA7134_VIDEO_PIXELS2(task), width >> 8); |
| 738 | saa_writeb(SAA7134_VIDEO_LINES1(task), height/div & 0xff); |
| 739 | saa_writeb(SAA7134_VIDEO_LINES2(task), height/div >> 8); |
| 740 | |
| 741 | /* deinterlace y offsets */ |
| 742 | y_odd = dev->ctl_y_odd; |
| 743 | y_even = dev->ctl_y_even; |
| 744 | saa_writeb(SAA7134_V_PHASE_OFFSET0(task), y_odd); |
| 745 | saa_writeb(SAA7134_V_PHASE_OFFSET1(task), y_even); |
| 746 | saa_writeb(SAA7134_V_PHASE_OFFSET2(task), y_odd); |
| 747 | saa_writeb(SAA7134_V_PHASE_OFFSET3(task), y_even); |
| 748 | } |
| 749 | |
| 750 | /* ------------------------------------------------------------------ */ |
| 751 | |
| 752 | struct cliplist { |
| 753 | __u16 position; |
| 754 | __u8 enable; |
| 755 | __u8 disable; |
| 756 | }; |
| 757 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 758 | static void set_cliplist(struct saa7134_dev *dev, int reg, |
| 759 | struct cliplist *cl, int entries, char *name) |
| 760 | { |
| 761 | __u8 winbits = 0; |
| 762 | int i; |
| 763 | |
| 764 | for (i = 0; i < entries; i++) { |
| 765 | winbits |= cl[i].enable; |
| 766 | winbits &= ~cl[i].disable; |
| 767 | if (i < 15 && cl[i].position == cl[i+1].position) |
| 768 | continue; |
| 769 | saa_writeb(reg + 0, winbits); |
| 770 | saa_writeb(reg + 2, cl[i].position & 0xff); |
| 771 | saa_writeb(reg + 3, cl[i].position >> 8); |
| 772 | dprintk("clip: %s winbits=%02x pos=%d\n", |
| 773 | name,winbits,cl[i].position); |
| 774 | reg += 8; |
| 775 | } |
| 776 | for (; reg < 0x400; reg += 8) { |
| 777 | saa_writeb(reg+ 0, 0); |
| 778 | saa_writeb(reg + 1, 0); |
| 779 | saa_writeb(reg + 2, 0); |
| 780 | saa_writeb(reg + 3, 0); |
| 781 | } |
| 782 | } |
| 783 | |
| 784 | static int clip_range(int val) |
| 785 | { |
| 786 | if (val < 0) |
| 787 | val = 0; |
| 788 | return val; |
| 789 | } |
| 790 | |
Heikki Orsila | 9040b32 | 2007-04-27 12:31:18 -0300 | [diff] [blame] | 791 | /* Sort into smallest position first order */ |
| 792 | static int cliplist_cmp(const void *a, const void *b) |
| 793 | { |
| 794 | const struct cliplist *cla = a; |
| 795 | const struct cliplist *clb = b; |
| 796 | if (cla->position < clb->position) |
| 797 | return -1; |
| 798 | if (cla->position > clb->position) |
| 799 | return 1; |
| 800 | return 0; |
| 801 | } |
| 802 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 803 | static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips, |
| 804 | int nclips, int interlace) |
| 805 | { |
| 806 | struct cliplist col[16], row[16]; |
Heikki Orsila | 9040b32 | 2007-04-27 12:31:18 -0300 | [diff] [blame] | 807 | int cols = 0, rows = 0, i; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 808 | int div = interlace ? 2 : 1; |
| 809 | |
Heikki Orsila | 9040b32 | 2007-04-27 12:31:18 -0300 | [diff] [blame] | 810 | memset(col, 0, sizeof(col)); |
| 811 | memset(row, 0, sizeof(row)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 812 | for (i = 0; i < nclips && i < 8; i++) { |
| 813 | col[cols].position = clip_range(clips[i].c.left); |
| 814 | col[cols].enable = (1 << i); |
| 815 | cols++; |
| 816 | col[cols].position = clip_range(clips[i].c.left+clips[i].c.width); |
| 817 | col[cols].disable = (1 << i); |
| 818 | cols++; |
| 819 | row[rows].position = clip_range(clips[i].c.top / div); |
| 820 | row[rows].enable = (1 << i); |
| 821 | rows++; |
| 822 | row[rows].position = clip_range((clips[i].c.top + clips[i].c.height) |
| 823 | / div); |
| 824 | row[rows].disable = (1 << i); |
| 825 | rows++; |
| 826 | } |
Heikki Orsila | 9040b32 | 2007-04-27 12:31:18 -0300 | [diff] [blame] | 827 | sort(col, cols, sizeof col[0], cliplist_cmp, NULL); |
| 828 | sort(row, rows, sizeof row[0], cliplist_cmp, NULL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 829 | set_cliplist(dev,0x380,col,cols,"cols"); |
| 830 | set_cliplist(dev,0x384,row,rows,"rows"); |
| 831 | return 0; |
| 832 | } |
| 833 | |
| 834 | static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win) |
| 835 | { |
| 836 | enum v4l2_field field; |
| 837 | int maxw, maxh; |
| 838 | |
| 839 | if (NULL == dev->ovbuf.base) |
| 840 | return -EINVAL; |
| 841 | if (NULL == dev->ovfmt) |
| 842 | return -EINVAL; |
| 843 | if (win->w.width < 48 || win->w.height < 32) |
| 844 | return -EINVAL; |
| 845 | if (win->clipcount > 2048) |
| 846 | return -EINVAL; |
| 847 | |
| 848 | field = win->field; |
| 849 | maxw = dev->crop_current.width; |
| 850 | maxh = dev->crop_current.height; |
| 851 | |
| 852 | if (V4L2_FIELD_ANY == field) { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 853 | field = (win->w.height > maxh/2) |
| 854 | ? V4L2_FIELD_INTERLACED |
| 855 | : V4L2_FIELD_TOP; |
| 856 | } |
| 857 | switch (field) { |
| 858 | case V4L2_FIELD_TOP: |
| 859 | case V4L2_FIELD_BOTTOM: |
| 860 | maxh = maxh / 2; |
| 861 | break; |
| 862 | case V4L2_FIELD_INTERLACED: |
| 863 | break; |
| 864 | default: |
| 865 | return -EINVAL; |
| 866 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 867 | |
| 868 | win->field = field; |
| 869 | if (win->w.width > maxw) |
| 870 | win->w.width = maxw; |
| 871 | if (win->w.height > maxh) |
| 872 | win->w.height = maxh; |
| 873 | return 0; |
| 874 | } |
| 875 | |
| 876 | static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh) |
| 877 | { |
| 878 | unsigned long base,control,bpl; |
| 879 | int err; |
| 880 | |
| 881 | err = verify_preview(dev,&fh->win); |
| 882 | if (0 != err) |
| 883 | return err; |
| 884 | |
| 885 | dev->ovfield = fh->win.field; |
| 886 | dprintk("start_preview %dx%d+%d+%d %s field=%s\n", |
| 887 | fh->win.w.width,fh->win.w.height, |
| 888 | fh->win.w.left,fh->win.w.top, |
| 889 | dev->ovfmt->name,v4l2_field_names[dev->ovfield]); |
| 890 | |
| 891 | /* setup window + clipping */ |
| 892 | set_size(dev,TASK_B,fh->win.w.width,fh->win.w.height, |
| 893 | V4L2_FIELD_HAS_BOTH(dev->ovfield)); |
| 894 | setup_clipping(dev,fh->clips,fh->nclips, |
| 895 | V4L2_FIELD_HAS_BOTH(dev->ovfield)); |
| 896 | if (dev->ovfmt->yuv) |
| 897 | saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x03); |
| 898 | else |
| 899 | saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x01); |
| 900 | saa_writeb(SAA7134_OFMT_VIDEO_B, dev->ovfmt->pm | 0x20); |
| 901 | |
| 902 | /* dma: setup channel 1 (= Video Task B) */ |
| 903 | base = (unsigned long)dev->ovbuf.base; |
| 904 | base += dev->ovbuf.fmt.bytesperline * fh->win.w.top; |
| 905 | base += dev->ovfmt->depth/8 * fh->win.w.left; |
| 906 | bpl = dev->ovbuf.fmt.bytesperline; |
| 907 | control = SAA7134_RS_CONTROL_BURST_16; |
| 908 | if (dev->ovfmt->bswap) |
| 909 | control |= SAA7134_RS_CONTROL_BSWAP; |
| 910 | if (dev->ovfmt->wswap) |
| 911 | control |= SAA7134_RS_CONTROL_WSWAP; |
| 912 | if (V4L2_FIELD_HAS_BOTH(dev->ovfield)) { |
| 913 | saa_writel(SAA7134_RS_BA1(1),base); |
| 914 | saa_writel(SAA7134_RS_BA2(1),base+bpl); |
| 915 | saa_writel(SAA7134_RS_PITCH(1),bpl*2); |
| 916 | saa_writel(SAA7134_RS_CONTROL(1),control); |
| 917 | } else { |
| 918 | saa_writel(SAA7134_RS_BA1(1),base); |
| 919 | saa_writel(SAA7134_RS_BA2(1),base); |
| 920 | saa_writel(SAA7134_RS_PITCH(1),bpl); |
| 921 | saa_writel(SAA7134_RS_CONTROL(1),control); |
| 922 | } |
| 923 | |
| 924 | /* start dma */ |
| 925 | dev->ovenable = 1; |
| 926 | saa7134_set_dmabits(dev); |
| 927 | |
| 928 | return 0; |
| 929 | } |
| 930 | |
| 931 | static int stop_preview(struct saa7134_dev *dev, struct saa7134_fh *fh) |
| 932 | { |
| 933 | dev->ovenable = 0; |
| 934 | saa7134_set_dmabits(dev); |
| 935 | return 0; |
| 936 | } |
| 937 | |
| 938 | /* ------------------------------------------------------------------ */ |
| 939 | |
| 940 | static int buffer_activate(struct saa7134_dev *dev, |
| 941 | struct saa7134_buf *buf, |
| 942 | struct saa7134_buf *next) |
| 943 | { |
| 944 | unsigned long base,control,bpl; |
| 945 | unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */ |
| 946 | |
| 947 | dprintk("buffer_activate buf=%p\n",buf); |
| 948 | buf->vb.state = STATE_ACTIVE; |
| 949 | buf->top_seen = 0; |
| 950 | |
| 951 | set_size(dev,TASK_A,buf->vb.width,buf->vb.height, |
| 952 | V4L2_FIELD_HAS_BOTH(buf->vb.field)); |
| 953 | if (buf->fmt->yuv) |
| 954 | saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x03); |
| 955 | else |
| 956 | saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x01); |
| 957 | saa_writeb(SAA7134_OFMT_VIDEO_A, buf->fmt->pm); |
| 958 | |
| 959 | /* DMA: setup channel 0 (= Video Task A0) */ |
| 960 | base = saa7134_buffer_base(buf); |
| 961 | if (buf->fmt->planar) |
| 962 | bpl = buf->vb.width; |
| 963 | else |
| 964 | bpl = (buf->vb.width * buf->fmt->depth) / 8; |
| 965 | control = SAA7134_RS_CONTROL_BURST_16 | |
| 966 | SAA7134_RS_CONTROL_ME | |
| 967 | (buf->pt->dma >> 12); |
| 968 | if (buf->fmt->bswap) |
| 969 | control |= SAA7134_RS_CONTROL_BSWAP; |
| 970 | if (buf->fmt->wswap) |
| 971 | control |= SAA7134_RS_CONTROL_WSWAP; |
| 972 | if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) { |
| 973 | /* interlaced */ |
| 974 | saa_writel(SAA7134_RS_BA1(0),base); |
| 975 | saa_writel(SAA7134_RS_BA2(0),base+bpl); |
| 976 | saa_writel(SAA7134_RS_PITCH(0),bpl*2); |
| 977 | } else { |
| 978 | /* non-interlaced */ |
| 979 | saa_writel(SAA7134_RS_BA1(0),base); |
| 980 | saa_writel(SAA7134_RS_BA2(0),base); |
| 981 | saa_writel(SAA7134_RS_PITCH(0),bpl); |
| 982 | } |
| 983 | saa_writel(SAA7134_RS_CONTROL(0),control); |
| 984 | |
| 985 | if (buf->fmt->planar) { |
| 986 | /* DMA: setup channel 4+5 (= planar task A) */ |
| 987 | bpl_uv = bpl >> buf->fmt->hshift; |
| 988 | lines_uv = buf->vb.height >> buf->fmt->vshift; |
| 989 | base2 = base + bpl * buf->vb.height; |
| 990 | base3 = base2 + bpl_uv * lines_uv; |
| 991 | if (buf->fmt->uvswap) |
| 992 | tmp = base2, base2 = base3, base3 = tmp; |
| 993 | dprintk("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n", |
| 994 | bpl_uv,lines_uv,base2,base3); |
| 995 | if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) { |
| 996 | /* interlaced */ |
| 997 | saa_writel(SAA7134_RS_BA1(4),base2); |
| 998 | saa_writel(SAA7134_RS_BA2(4),base2+bpl_uv); |
| 999 | saa_writel(SAA7134_RS_PITCH(4),bpl_uv*2); |
| 1000 | saa_writel(SAA7134_RS_BA1(5),base3); |
| 1001 | saa_writel(SAA7134_RS_BA2(5),base3+bpl_uv); |
| 1002 | saa_writel(SAA7134_RS_PITCH(5),bpl_uv*2); |
| 1003 | } else { |
| 1004 | /* non-interlaced */ |
| 1005 | saa_writel(SAA7134_RS_BA1(4),base2); |
| 1006 | saa_writel(SAA7134_RS_BA2(4),base2); |
| 1007 | saa_writel(SAA7134_RS_PITCH(4),bpl_uv); |
| 1008 | saa_writel(SAA7134_RS_BA1(5),base3); |
| 1009 | saa_writel(SAA7134_RS_BA2(5),base3); |
| 1010 | saa_writel(SAA7134_RS_PITCH(5),bpl_uv); |
| 1011 | } |
| 1012 | saa_writel(SAA7134_RS_CONTROL(4),control); |
| 1013 | saa_writel(SAA7134_RS_CONTROL(5),control); |
| 1014 | } |
| 1015 | |
| 1016 | /* start DMA */ |
| 1017 | saa7134_set_dmabits(dev); |
| 1018 | mod_timer(&dev->video_q.timeout, jiffies+BUFFER_TIMEOUT); |
| 1019 | return 0; |
| 1020 | } |
| 1021 | |
| 1022 | static int buffer_prepare(struct videobuf_queue *q, |
| 1023 | struct videobuf_buffer *vb, |
| 1024 | enum v4l2_field field) |
| 1025 | { |
| 1026 | struct saa7134_fh *fh = q->priv_data; |
| 1027 | struct saa7134_dev *dev = fh->dev; |
| 1028 | struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb); |
| 1029 | unsigned int size; |
| 1030 | int err; |
| 1031 | |
| 1032 | /* sanity checks */ |
| 1033 | if (NULL == fh->fmt) |
| 1034 | return -EINVAL; |
| 1035 | if (fh->width < 48 || |
| 1036 | fh->height < 32 || |
| 1037 | fh->width/4 > dev->crop_current.width || |
| 1038 | fh->height/4 > dev->crop_current.height || |
| 1039 | fh->width > dev->crop_bounds.width || |
| 1040 | fh->height > dev->crop_bounds.height) |
| 1041 | return -EINVAL; |
| 1042 | size = (fh->width * fh->height * fh->fmt->depth) >> 3; |
| 1043 | if (0 != buf->vb.baddr && buf->vb.bsize < size) |
| 1044 | return -EINVAL; |
| 1045 | |
| 1046 | dprintk("buffer_prepare [%d,size=%dx%d,bytes=%d,fields=%s,%s]\n", |
| 1047 | vb->i,fh->width,fh->height,size,v4l2_field_names[field], |
| 1048 | fh->fmt->name); |
| 1049 | if (buf->vb.width != fh->width || |
| 1050 | buf->vb.height != fh->height || |
| 1051 | buf->vb.size != size || |
| 1052 | buf->vb.field != field || |
| 1053 | buf->fmt != fh->fmt) { |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 1054 | saa7134_dma_free(q,buf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1055 | } |
| 1056 | |
| 1057 | if (STATE_NEEDS_INIT == buf->vb.state) { |
Mauro Carvalho Chehab | c1accaa | 2007-08-23 16:37:49 -0300 | [diff] [blame] | 1058 | struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb); |
| 1059 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1060 | buf->vb.width = fh->width; |
| 1061 | buf->vb.height = fh->height; |
| 1062 | buf->vb.size = size; |
| 1063 | buf->vb.field = field; |
| 1064 | buf->fmt = fh->fmt; |
| 1065 | buf->pt = &fh->pt_cap; |
| 1066 | |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 1067 | err = videobuf_iolock(q,&buf->vb,&dev->ovbuf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1068 | if (err) |
| 1069 | goto oops; |
| 1070 | err = saa7134_pgtable_build(dev->pci,buf->pt, |
Mauro Carvalho Chehab | c1accaa | 2007-08-23 16:37:49 -0300 | [diff] [blame] | 1071 | dma->sglist, |
| 1072 | dma->sglen, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1073 | saa7134_buffer_startpage(buf)); |
| 1074 | if (err) |
| 1075 | goto oops; |
| 1076 | } |
| 1077 | buf->vb.state = STATE_PREPARED; |
| 1078 | buf->activate = buffer_activate; |
| 1079 | return 0; |
| 1080 | |
| 1081 | oops: |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 1082 | saa7134_dma_free(q,buf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1083 | return err; |
| 1084 | } |
| 1085 | |
| 1086 | static int |
| 1087 | buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size) |
| 1088 | { |
| 1089 | struct saa7134_fh *fh = q->priv_data; |
| 1090 | |
| 1091 | *size = fh->fmt->depth * fh->width * fh->height >> 3; |
| 1092 | if (0 == *count) |
| 1093 | *count = gbuffers; |
| 1094 | *count = saa7134_buffer_count(*size,*count); |
| 1095 | return 0; |
| 1096 | } |
| 1097 | |
| 1098 | static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb) |
| 1099 | { |
| 1100 | struct saa7134_fh *fh = q->priv_data; |
| 1101 | struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb); |
| 1102 | |
| 1103 | saa7134_buffer_queue(fh->dev,&fh->dev->video_q,buf); |
| 1104 | } |
| 1105 | |
| 1106 | static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb) |
| 1107 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1108 | struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb); |
| 1109 | |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 1110 | saa7134_dma_free(q,buf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1111 | } |
| 1112 | |
| 1113 | static struct videobuf_queue_ops video_qops = { |
| 1114 | .buf_setup = buffer_setup, |
| 1115 | .buf_prepare = buffer_prepare, |
| 1116 | .buf_queue = buffer_queue, |
| 1117 | .buf_release = buffer_release, |
| 1118 | }; |
| 1119 | |
| 1120 | /* ------------------------------------------------------------------ */ |
| 1121 | |
| 1122 | static int get_control(struct saa7134_dev *dev, struct v4l2_control *c) |
| 1123 | { |
| 1124 | const struct v4l2_queryctrl* ctrl; |
| 1125 | |
| 1126 | ctrl = ctrl_by_id(c->id); |
| 1127 | if (NULL == ctrl) |
| 1128 | return -EINVAL; |
| 1129 | switch (c->id) { |
| 1130 | case V4L2_CID_BRIGHTNESS: |
| 1131 | c->value = dev->ctl_bright; |
| 1132 | break; |
| 1133 | case V4L2_CID_HUE: |
| 1134 | c->value = dev->ctl_hue; |
| 1135 | break; |
| 1136 | case V4L2_CID_CONTRAST: |
| 1137 | c->value = dev->ctl_contrast; |
| 1138 | break; |
| 1139 | case V4L2_CID_SATURATION: |
| 1140 | c->value = dev->ctl_saturation; |
| 1141 | break; |
| 1142 | case V4L2_CID_AUDIO_MUTE: |
| 1143 | c->value = dev->ctl_mute; |
| 1144 | break; |
| 1145 | case V4L2_CID_AUDIO_VOLUME: |
| 1146 | c->value = dev->ctl_volume; |
| 1147 | break; |
| 1148 | case V4L2_CID_PRIVATE_INVERT: |
| 1149 | c->value = dev->ctl_invert; |
| 1150 | break; |
Michael Schimek | f246a81 | 2005-06-23 22:04:47 -0700 | [diff] [blame] | 1151 | case V4L2_CID_HFLIP: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1152 | c->value = dev->ctl_mirror; |
| 1153 | break; |
| 1154 | case V4L2_CID_PRIVATE_Y_EVEN: |
| 1155 | c->value = dev->ctl_y_even; |
| 1156 | break; |
| 1157 | case V4L2_CID_PRIVATE_Y_ODD: |
| 1158 | c->value = dev->ctl_y_odd; |
| 1159 | break; |
| 1160 | case V4L2_CID_PRIVATE_AUTOMUTE: |
| 1161 | c->value = dev->ctl_automute; |
| 1162 | break; |
| 1163 | default: |
| 1164 | return -EINVAL; |
| 1165 | } |
| 1166 | return 0; |
| 1167 | } |
| 1168 | |
| 1169 | static int set_control(struct saa7134_dev *dev, struct saa7134_fh *fh, |
| 1170 | struct v4l2_control *c) |
| 1171 | { |
| 1172 | const struct v4l2_queryctrl* ctrl; |
| 1173 | unsigned long flags; |
| 1174 | int restart_overlay = 0; |
| 1175 | |
| 1176 | ctrl = ctrl_by_id(c->id); |
| 1177 | if (NULL == ctrl) |
| 1178 | return -EINVAL; |
| 1179 | dprintk("set_control name=%s val=%d\n",ctrl->name,c->value); |
| 1180 | switch (ctrl->type) { |
| 1181 | case V4L2_CTRL_TYPE_BOOLEAN: |
| 1182 | case V4L2_CTRL_TYPE_MENU: |
| 1183 | case V4L2_CTRL_TYPE_INTEGER: |
| 1184 | if (c->value < ctrl->minimum) |
| 1185 | c->value = ctrl->minimum; |
| 1186 | if (c->value > ctrl->maximum) |
| 1187 | c->value = ctrl->maximum; |
| 1188 | break; |
| 1189 | default: |
| 1190 | /* nothing */; |
| 1191 | }; |
| 1192 | switch (c->id) { |
| 1193 | case V4L2_CID_BRIGHTNESS: |
| 1194 | dev->ctl_bright = c->value; |
| 1195 | saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright); |
| 1196 | break; |
| 1197 | case V4L2_CID_HUE: |
| 1198 | dev->ctl_hue = c->value; |
| 1199 | saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue); |
| 1200 | break; |
| 1201 | case V4L2_CID_CONTRAST: |
| 1202 | dev->ctl_contrast = c->value; |
| 1203 | saa_writeb(SAA7134_DEC_LUMA_CONTRAST, |
| 1204 | dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast); |
| 1205 | break; |
| 1206 | case V4L2_CID_SATURATION: |
| 1207 | dev->ctl_saturation = c->value; |
| 1208 | saa_writeb(SAA7134_DEC_CHROMA_SATURATION, |
| 1209 | dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation); |
| 1210 | break; |
| 1211 | case V4L2_CID_AUDIO_MUTE: |
| 1212 | dev->ctl_mute = c->value; |
| 1213 | saa7134_tvaudio_setmute(dev); |
| 1214 | break; |
| 1215 | case V4L2_CID_AUDIO_VOLUME: |
| 1216 | dev->ctl_volume = c->value; |
| 1217 | saa7134_tvaudio_setvolume(dev,dev->ctl_volume); |
| 1218 | break; |
| 1219 | case V4L2_CID_PRIVATE_INVERT: |
| 1220 | dev->ctl_invert = c->value; |
| 1221 | saa_writeb(SAA7134_DEC_LUMA_CONTRAST, |
| 1222 | dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast); |
| 1223 | saa_writeb(SAA7134_DEC_CHROMA_SATURATION, |
| 1224 | dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation); |
| 1225 | break; |
Michael Schimek | f246a81 | 2005-06-23 22:04:47 -0700 | [diff] [blame] | 1226 | case V4L2_CID_HFLIP: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1227 | dev->ctl_mirror = c->value; |
| 1228 | restart_overlay = 1; |
| 1229 | break; |
| 1230 | case V4L2_CID_PRIVATE_Y_EVEN: |
| 1231 | dev->ctl_y_even = c->value; |
| 1232 | restart_overlay = 1; |
| 1233 | break; |
| 1234 | case V4L2_CID_PRIVATE_Y_ODD: |
| 1235 | dev->ctl_y_odd = c->value; |
| 1236 | restart_overlay = 1; |
| 1237 | break; |
| 1238 | case V4L2_CID_PRIVATE_AUTOMUTE: |
Mauro Carvalho Chehab | 7f17112 | 2007-10-18 19:56:47 -0300 | [diff] [blame] | 1239 | { |
| 1240 | struct v4l2_priv_tun_config tda9887_cfg; |
| 1241 | |
| 1242 | tda9887_cfg.tuner = TUNER_TDA9887; |
| 1243 | tda9887_cfg.priv = &dev->tda9887_conf; |
| 1244 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1245 | dev->ctl_automute = c->value; |
| 1246 | if (dev->tda9887_conf) { |
| 1247 | if (dev->ctl_automute) |
| 1248 | dev->tda9887_conf |= TDA9887_AUTOMUTE; |
| 1249 | else |
| 1250 | dev->tda9887_conf &= ~TDA9887_AUTOMUTE; |
Mauro Carvalho Chehab | 7f17112 | 2007-10-18 19:56:47 -0300 | [diff] [blame] | 1251 | |
| 1252 | saa7134_i2c_call_clients(dev, TUNER_SET_CONFIG, |
| 1253 | &tda9887_cfg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1254 | } |
| 1255 | break; |
Mauro Carvalho Chehab | 7f17112 | 2007-10-18 19:56:47 -0300 | [diff] [blame] | 1256 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1257 | default: |
| 1258 | return -EINVAL; |
| 1259 | } |
| 1260 | if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) { |
| 1261 | spin_lock_irqsave(&dev->slock,flags); |
| 1262 | stop_preview(dev,fh); |
| 1263 | start_preview(dev,fh); |
| 1264 | spin_unlock_irqrestore(&dev->slock,flags); |
| 1265 | } |
| 1266 | return 0; |
| 1267 | } |
| 1268 | |
| 1269 | /* ------------------------------------------------------------------ */ |
| 1270 | |
| 1271 | static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh) |
| 1272 | { |
| 1273 | struct videobuf_queue* q = NULL; |
| 1274 | |
| 1275 | switch (fh->type) { |
| 1276 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 1277 | q = &fh->cap; |
| 1278 | break; |
| 1279 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 1280 | q = &fh->vbi; |
| 1281 | break; |
| 1282 | default: |
| 1283 | BUG(); |
| 1284 | } |
| 1285 | return q; |
| 1286 | } |
| 1287 | |
| 1288 | static int saa7134_resource(struct saa7134_fh *fh) |
| 1289 | { |
Heikki Orsila | 9040b32 | 2007-04-27 12:31:18 -0300 | [diff] [blame] | 1290 | if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| 1291 | return RESOURCE_VIDEO; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1292 | |
Heikki Orsila | 9040b32 | 2007-04-27 12:31:18 -0300 | [diff] [blame] | 1293 | if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) |
| 1294 | return RESOURCE_VBI; |
| 1295 | |
| 1296 | BUG(); |
| 1297 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1298 | } |
| 1299 | |
| 1300 | static int video_open(struct inode *inode, struct file *file) |
| 1301 | { |
| 1302 | int minor = iminor(inode); |
Trent Piepho | 6d28e98 | 2007-10-10 05:37:42 -0300 | [diff] [blame] | 1303 | struct saa7134_dev *dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1304 | struct saa7134_fh *fh; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1305 | enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
| 1306 | int radio = 0; |
Trent Piepho | 6d28e98 | 2007-10-10 05:37:42 -0300 | [diff] [blame] | 1307 | list_for_each_entry(dev, &saa7134_devlist, devlist) { |
| 1308 | if (dev->video_dev && (dev->video_dev->minor == minor)) |
| 1309 | goto found; |
| 1310 | if (dev->radio_dev && (dev->radio_dev->minor == minor)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1311 | radio = 1; |
Trent Piepho | 6d28e98 | 2007-10-10 05:37:42 -0300 | [diff] [blame] | 1312 | goto found; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1313 | } |
Trent Piepho | 6d28e98 | 2007-10-10 05:37:42 -0300 | [diff] [blame] | 1314 | if (dev->vbi_dev && (dev->vbi_dev->minor == minor)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1315 | type = V4L2_BUF_TYPE_VBI_CAPTURE; |
Trent Piepho | 6d28e98 | 2007-10-10 05:37:42 -0300 | [diff] [blame] | 1316 | goto found; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1317 | } |
| 1318 | } |
Trent Piepho | 6d28e98 | 2007-10-10 05:37:42 -0300 | [diff] [blame] | 1319 | return -ENODEV; |
| 1320 | found: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1321 | |
| 1322 | dprintk("open minor=%d radio=%d type=%s\n",minor,radio, |
| 1323 | v4l2_type_names[type]); |
| 1324 | |
| 1325 | /* allocate + initialize per filehandle data */ |
Panagiotis Issaris | 7408187 | 2006-01-11 19:40:56 -0200 | [diff] [blame] | 1326 | fh = kzalloc(sizeof(*fh),GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1327 | if (NULL == fh) |
| 1328 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1329 | file->private_data = fh; |
| 1330 | fh->dev = dev; |
| 1331 | fh->radio = radio; |
| 1332 | fh->type = type; |
| 1333 | fh->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24); |
| 1334 | fh->width = 720; |
| 1335 | fh->height = 576; |
| 1336 | v4l2_prio_open(&dev->prio,&fh->prio); |
| 1337 | |
Mauro Carvalho Chehab | c1accaa | 2007-08-23 16:37:49 -0300 | [diff] [blame] | 1338 | videobuf_queue_pci_init(&fh->cap, &video_qops, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1339 | dev->pci, &dev->slock, |
| 1340 | V4L2_BUF_TYPE_VIDEO_CAPTURE, |
| 1341 | V4L2_FIELD_INTERLACED, |
| 1342 | sizeof(struct saa7134_buf), |
| 1343 | fh); |
Mauro Carvalho Chehab | c1accaa | 2007-08-23 16:37:49 -0300 | [diff] [blame] | 1344 | videobuf_queue_pci_init(&fh->vbi, &saa7134_vbi_qops, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1345 | dev->pci, &dev->slock, |
| 1346 | V4L2_BUF_TYPE_VBI_CAPTURE, |
| 1347 | V4L2_FIELD_SEQ_TB, |
| 1348 | sizeof(struct saa7134_buf), |
| 1349 | fh); |
| 1350 | saa7134_pgtable_alloc(dev->pci,&fh->pt_cap); |
| 1351 | saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi); |
| 1352 | |
| 1353 | if (fh->radio) { |
| 1354 | /* switch to radio mode */ |
| 1355 | saa7134_tvaudio_setinput(dev,&card(dev).radio); |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 1356 | saa7134_i2c_call_clients(dev,AUDC_SET_RADIO, NULL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1357 | } else { |
| 1358 | /* switch to video/vbi mode */ |
| 1359 | video_mux(dev,dev->ctl_input); |
| 1360 | } |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 1361 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1362 | } |
| 1363 | |
| 1364 | static ssize_t |
| 1365 | video_read(struct file *file, char __user *data, size_t count, loff_t *ppos) |
| 1366 | { |
| 1367 | struct saa7134_fh *fh = file->private_data; |
| 1368 | |
| 1369 | switch (fh->type) { |
| 1370 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 1371 | if (res_locked(fh->dev,RESOURCE_VIDEO)) |
| 1372 | return -EBUSY; |
| 1373 | return videobuf_read_one(saa7134_queue(fh), |
| 1374 | data, count, ppos, |
| 1375 | file->f_flags & O_NONBLOCK); |
| 1376 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 1377 | if (!res_get(fh->dev,fh,RESOURCE_VBI)) |
| 1378 | return -EBUSY; |
| 1379 | return videobuf_read_stream(saa7134_queue(fh), |
| 1380 | data, count, ppos, 1, |
| 1381 | file->f_flags & O_NONBLOCK); |
| 1382 | break; |
| 1383 | default: |
| 1384 | BUG(); |
| 1385 | return 0; |
| 1386 | } |
| 1387 | } |
| 1388 | |
| 1389 | static unsigned int |
| 1390 | video_poll(struct file *file, struct poll_table_struct *wait) |
| 1391 | { |
| 1392 | struct saa7134_fh *fh = file->private_data; |
| 1393 | struct videobuf_buffer *buf = NULL; |
| 1394 | |
| 1395 | if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) |
| 1396 | return videobuf_poll_stream(file, &fh->vbi, wait); |
| 1397 | |
| 1398 | if (res_check(fh,RESOURCE_VIDEO)) { |
| 1399 | if (!list_empty(&fh->cap.stream)) |
| 1400 | buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream); |
| 1401 | } else { |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 1402 | mutex_lock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1403 | if (UNSET == fh->cap.read_off) { |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 1404 | /* need to capture a new frame */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1405 | if (res_locked(fh->dev,RESOURCE_VIDEO)) { |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 1406 | mutex_unlock(&fh->cap.lock); |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 1407 | return POLLERR; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1408 | } |
| 1409 | if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field)) { |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 1410 | mutex_unlock(&fh->cap.lock); |
Mauro Carvalho Chehab | f2421ca | 2005-11-08 21:37:45 -0800 | [diff] [blame] | 1411 | return POLLERR; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1412 | } |
| 1413 | fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf); |
| 1414 | fh->cap.read_off = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1415 | } |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 1416 | mutex_unlock(&fh->cap.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1417 | buf = fh->cap.read_buf; |
| 1418 | } |
| 1419 | |
| 1420 | if (!buf) |
| 1421 | return POLLERR; |
| 1422 | |
| 1423 | poll_wait(file, &buf->done, wait); |
| 1424 | if (buf->state == STATE_DONE || |
| 1425 | buf->state == STATE_ERROR) |
| 1426 | return POLLIN|POLLRDNORM; |
| 1427 | return 0; |
| 1428 | } |
| 1429 | |
| 1430 | static int video_release(struct inode *inode, struct file *file) |
| 1431 | { |
| 1432 | struct saa7134_fh *fh = file->private_data; |
| 1433 | struct saa7134_dev *dev = fh->dev; |
| 1434 | unsigned long flags; |
| 1435 | |
| 1436 | /* turn off overlay */ |
| 1437 | if (res_check(fh, RESOURCE_OVERLAY)) { |
| 1438 | spin_lock_irqsave(&dev->slock,flags); |
| 1439 | stop_preview(dev,fh); |
| 1440 | spin_unlock_irqrestore(&dev->slock,flags); |
| 1441 | res_free(dev,fh,RESOURCE_OVERLAY); |
| 1442 | } |
| 1443 | |
| 1444 | /* stop video capture */ |
| 1445 | if (res_check(fh, RESOURCE_VIDEO)) { |
| 1446 | videobuf_streamoff(&fh->cap); |
| 1447 | res_free(dev,fh,RESOURCE_VIDEO); |
| 1448 | } |
| 1449 | if (fh->cap.read_buf) { |
| 1450 | buffer_release(&fh->cap,fh->cap.read_buf); |
| 1451 | kfree(fh->cap.read_buf); |
| 1452 | } |
| 1453 | |
| 1454 | /* stop vbi capture */ |
| 1455 | if (res_check(fh, RESOURCE_VBI)) { |
Brandon Philips | 053fcb6 | 2007-11-13 20:11:26 -0300 | [diff] [blame] | 1456 | videobuf_stop(&fh->vbi); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1457 | res_free(dev,fh,RESOURCE_VBI); |
| 1458 | } |
| 1459 | |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 1460 | /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/ |
| 1461 | saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0); |
| 1462 | saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0); |
| 1463 | saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0); |
| 1464 | saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0); |
| 1465 | |
Mauro Carvalho Chehab | 2f18071 | 2005-09-09 13:03:46 -0700 | [diff] [blame] | 1466 | saa7134_i2c_call_clients(dev, TUNER_SET_STANDBY, NULL); |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 1467 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1468 | /* free stuff */ |
| 1469 | videobuf_mmap_free(&fh->cap); |
| 1470 | videobuf_mmap_free(&fh->vbi); |
| 1471 | saa7134_pgtable_free(dev->pci,&fh->pt_cap); |
| 1472 | saa7134_pgtable_free(dev->pci,&fh->pt_vbi); |
| 1473 | |
| 1474 | v4l2_prio_close(&dev->prio,&fh->prio); |
| 1475 | file->private_data = NULL; |
| 1476 | kfree(fh); |
| 1477 | return 0; |
| 1478 | } |
| 1479 | |
Heikki Orsila | 9040b32 | 2007-04-27 12:31:18 -0300 | [diff] [blame] | 1480 | static int video_mmap(struct file *file, struct vm_area_struct * vma) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1481 | { |
| 1482 | struct saa7134_fh *fh = file->private_data; |
| 1483 | |
| 1484 | return videobuf_mmap_mapper(saa7134_queue(fh), vma); |
| 1485 | } |
| 1486 | |
| 1487 | /* ------------------------------------------------------------------ */ |
| 1488 | |
| 1489 | static void saa7134_vbi_fmt(struct saa7134_dev *dev, struct v4l2_format *f) |
| 1490 | { |
| 1491 | struct saa7134_tvnorm *norm = dev->tvnorm; |
| 1492 | |
| 1493 | f->fmt.vbi.sampling_rate = 6750000 * 4; |
| 1494 | f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */; |
| 1495 | f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; |
| 1496 | f->fmt.vbi.offset = 64 * 4; |
Michael Schimek | f246a81 | 2005-06-23 22:04:47 -0700 | [diff] [blame] | 1497 | f->fmt.vbi.start[0] = norm->vbi_v_start_0; |
| 1498 | f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1; |
| 1499 | f->fmt.vbi.start[1] = norm->vbi_v_start_1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1500 | f->fmt.vbi.count[1] = f->fmt.vbi.count[0]; |
| 1501 | f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */ |
| 1502 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1503 | } |
| 1504 | |
| 1505 | static int saa7134_g_fmt(struct saa7134_dev *dev, struct saa7134_fh *fh, |
| 1506 | struct v4l2_format *f) |
| 1507 | { |
| 1508 | switch (f->type) { |
| 1509 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 1510 | memset(&f->fmt.pix,0,sizeof(f->fmt.pix)); |
| 1511 | f->fmt.pix.width = fh->width; |
| 1512 | f->fmt.pix.height = fh->height; |
| 1513 | f->fmt.pix.field = fh->cap.field; |
| 1514 | f->fmt.pix.pixelformat = fh->fmt->fourcc; |
| 1515 | f->fmt.pix.bytesperline = |
| 1516 | (f->fmt.pix.width * fh->fmt->depth) >> 3; |
| 1517 | f->fmt.pix.sizeimage = |
| 1518 | f->fmt.pix.height * f->fmt.pix.bytesperline; |
| 1519 | return 0; |
| 1520 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 1521 | if (saa7134_no_overlay > 0) { |
| 1522 | printk ("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n"); |
| 1523 | return -EINVAL; |
| 1524 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1525 | f->fmt.win = fh->win; |
| 1526 | return 0; |
| 1527 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 1528 | saa7134_vbi_fmt(dev,f); |
| 1529 | return 0; |
| 1530 | default: |
| 1531 | return -EINVAL; |
| 1532 | } |
| 1533 | } |
| 1534 | |
| 1535 | static int saa7134_try_fmt(struct saa7134_dev *dev, struct saa7134_fh *fh, |
| 1536 | struct v4l2_format *f) |
| 1537 | { |
| 1538 | int err; |
| 1539 | |
| 1540 | switch (f->type) { |
| 1541 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 1542 | { |
| 1543 | struct saa7134_format *fmt; |
| 1544 | enum v4l2_field field; |
| 1545 | unsigned int maxw, maxh; |
| 1546 | |
| 1547 | fmt = format_by_fourcc(f->fmt.pix.pixelformat); |
| 1548 | if (NULL == fmt) |
| 1549 | return -EINVAL; |
| 1550 | |
| 1551 | field = f->fmt.pix.field; |
| 1552 | maxw = min(dev->crop_current.width*4, dev->crop_bounds.width); |
| 1553 | maxh = min(dev->crop_current.height*4, dev->crop_bounds.height); |
| 1554 | |
| 1555 | if (V4L2_FIELD_ANY == field) { |
| 1556 | field = (f->fmt.pix.height > maxh/2) |
| 1557 | ? V4L2_FIELD_INTERLACED |
| 1558 | : V4L2_FIELD_BOTTOM; |
| 1559 | } |
| 1560 | switch (field) { |
| 1561 | case V4L2_FIELD_TOP: |
| 1562 | case V4L2_FIELD_BOTTOM: |
| 1563 | maxh = maxh / 2; |
| 1564 | break; |
| 1565 | case V4L2_FIELD_INTERLACED: |
| 1566 | break; |
| 1567 | default: |
| 1568 | return -EINVAL; |
| 1569 | } |
| 1570 | |
| 1571 | f->fmt.pix.field = field; |
| 1572 | if (f->fmt.pix.width < 48) |
| 1573 | f->fmt.pix.width = 48; |
| 1574 | if (f->fmt.pix.height < 32) |
| 1575 | f->fmt.pix.height = 32; |
| 1576 | if (f->fmt.pix.width > maxw) |
| 1577 | f->fmt.pix.width = maxw; |
| 1578 | if (f->fmt.pix.height > maxh) |
| 1579 | f->fmt.pix.height = maxh; |
| 1580 | f->fmt.pix.width &= ~0x03; |
| 1581 | f->fmt.pix.bytesperline = |
| 1582 | (f->fmt.pix.width * fmt->depth) >> 3; |
| 1583 | f->fmt.pix.sizeimage = |
| 1584 | f->fmt.pix.height * f->fmt.pix.bytesperline; |
| 1585 | |
| 1586 | return 0; |
| 1587 | } |
| 1588 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 1589 | if (saa7134_no_overlay > 0) { |
| 1590 | printk ("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n"); |
| 1591 | return -EINVAL; |
| 1592 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1593 | err = verify_preview(dev,&f->fmt.win); |
| 1594 | if (0 != err) |
| 1595 | return err; |
| 1596 | return 0; |
| 1597 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 1598 | saa7134_vbi_fmt(dev,f); |
| 1599 | return 0; |
| 1600 | default: |
| 1601 | return -EINVAL; |
| 1602 | } |
| 1603 | } |
| 1604 | |
| 1605 | static int saa7134_s_fmt(struct saa7134_dev *dev, struct saa7134_fh *fh, |
| 1606 | struct v4l2_format *f) |
| 1607 | { |
| 1608 | unsigned long flags; |
| 1609 | int err; |
| 1610 | |
| 1611 | switch (f->type) { |
| 1612 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 1613 | err = saa7134_try_fmt(dev,fh,f); |
| 1614 | if (0 != err) |
| 1615 | return err; |
| 1616 | |
| 1617 | fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat); |
| 1618 | fh->width = f->fmt.pix.width; |
| 1619 | fh->height = f->fmt.pix.height; |
| 1620 | fh->cap.field = f->fmt.pix.field; |
| 1621 | return 0; |
| 1622 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 1623 | if (saa7134_no_overlay > 0) { |
| 1624 | printk ("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n"); |
| 1625 | return -EINVAL; |
| 1626 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1627 | err = verify_preview(dev,&f->fmt.win); |
| 1628 | if (0 != err) |
| 1629 | return err; |
| 1630 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 1631 | mutex_lock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1632 | fh->win = f->fmt.win; |
| 1633 | fh->nclips = f->fmt.win.clipcount; |
| 1634 | if (fh->nclips > 8) |
| 1635 | fh->nclips = 8; |
| 1636 | if (copy_from_user(fh->clips,f->fmt.win.clips, |
| 1637 | sizeof(struct v4l2_clip)*fh->nclips)) { |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 1638 | mutex_unlock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1639 | return -EFAULT; |
| 1640 | } |
| 1641 | |
| 1642 | if (res_check(fh, RESOURCE_OVERLAY)) { |
| 1643 | spin_lock_irqsave(&dev->slock,flags); |
| 1644 | stop_preview(dev,fh); |
| 1645 | start_preview(dev,fh); |
| 1646 | spin_unlock_irqrestore(&dev->slock,flags); |
| 1647 | } |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 1648 | mutex_unlock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1649 | return 0; |
| 1650 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 1651 | saa7134_vbi_fmt(dev,f); |
| 1652 | return 0; |
| 1653 | default: |
| 1654 | return -EINVAL; |
| 1655 | } |
| 1656 | } |
| 1657 | |
| 1658 | int saa7134_common_ioctl(struct saa7134_dev *dev, |
| 1659 | unsigned int cmd, void *arg) |
| 1660 | { |
| 1661 | int err; |
| 1662 | |
| 1663 | switch (cmd) { |
| 1664 | case VIDIOC_QUERYCTRL: |
| 1665 | { |
| 1666 | const struct v4l2_queryctrl *ctrl; |
| 1667 | struct v4l2_queryctrl *c = arg; |
| 1668 | |
| 1669 | if ((c->id < V4L2_CID_BASE || |
| 1670 | c->id >= V4L2_CID_LASTP1) && |
| 1671 | (c->id < V4L2_CID_PRIVATE_BASE || |
| 1672 | c->id >= V4L2_CID_PRIVATE_LASTP1)) |
| 1673 | return -EINVAL; |
| 1674 | ctrl = ctrl_by_id(c->id); |
| 1675 | *c = (NULL != ctrl) ? *ctrl : no_ctrl; |
| 1676 | return 0; |
| 1677 | } |
| 1678 | case VIDIOC_G_CTRL: |
| 1679 | return get_control(dev,arg); |
| 1680 | case VIDIOC_S_CTRL: |
| 1681 | { |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 1682 | mutex_lock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1683 | err = set_control(dev,NULL,arg); |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 1684 | mutex_unlock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1685 | return err; |
| 1686 | } |
| 1687 | /* --- input switching --------------------------------------- */ |
| 1688 | case VIDIOC_ENUMINPUT: |
| 1689 | { |
| 1690 | struct v4l2_input *i = arg; |
| 1691 | unsigned int n; |
| 1692 | |
| 1693 | n = i->index; |
| 1694 | if (n >= SAA7134_INPUT_MAX) |
| 1695 | return -EINVAL; |
| 1696 | if (NULL == card_in(dev,i->index).name) |
| 1697 | return -EINVAL; |
| 1698 | memset(i,0,sizeof(*i)); |
| 1699 | i->index = n; |
| 1700 | i->type = V4L2_INPUT_TYPE_CAMERA; |
| 1701 | strcpy(i->name,card_in(dev,n).name); |
| 1702 | if (card_in(dev,n).tv) |
| 1703 | i->type = V4L2_INPUT_TYPE_TUNER; |
| 1704 | i->audioset = 1; |
| 1705 | if (n == dev->ctl_input) { |
| 1706 | int v1 = saa_readb(SAA7134_STATUS_VIDEO1); |
| 1707 | int v2 = saa_readb(SAA7134_STATUS_VIDEO2); |
| 1708 | |
| 1709 | if (0 != (v1 & 0x40)) |
| 1710 | i->status |= V4L2_IN_ST_NO_H_LOCK; |
| 1711 | if (0 != (v2 & 0x40)) |
| 1712 | i->status |= V4L2_IN_ST_NO_SYNC; |
| 1713 | if (0 != (v2 & 0x0e)) |
| 1714 | i->status |= V4L2_IN_ST_MACROVISION; |
| 1715 | } |
| 1716 | for (n = 0; n < TVNORMS; n++) |
| 1717 | i->std |= tvnorms[n].id; |
| 1718 | return 0; |
| 1719 | } |
| 1720 | case VIDIOC_G_INPUT: |
| 1721 | { |
| 1722 | int *i = arg; |
| 1723 | *i = dev->ctl_input; |
| 1724 | return 0; |
| 1725 | } |
| 1726 | case VIDIOC_S_INPUT: |
| 1727 | { |
| 1728 | int *i = arg; |
| 1729 | |
| 1730 | if (*i < 0 || *i >= SAA7134_INPUT_MAX) |
| 1731 | return -EINVAL; |
| 1732 | if (NULL == card_in(dev,*i).name) |
| 1733 | return -EINVAL; |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 1734 | mutex_lock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1735 | video_mux(dev,*i); |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 1736 | mutex_unlock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1737 | return 0; |
| 1738 | } |
| 1739 | |
| 1740 | } |
| 1741 | return 0; |
| 1742 | } |
| 1743 | EXPORT_SYMBOL(saa7134_common_ioctl); |
| 1744 | |
| 1745 | /* |
| 1746 | * This function is _not_ called directly, but from |
| 1747 | * video_generic_ioctl (and maybe others). userspace |
| 1748 | * copying is done already, arg is a kernel pointer. |
| 1749 | */ |
| 1750 | static int video_do_ioctl(struct inode *inode, struct file *file, |
| 1751 | unsigned int cmd, void *arg) |
| 1752 | { |
| 1753 | struct saa7134_fh *fh = file->private_data; |
| 1754 | struct saa7134_dev *dev = fh->dev; |
| 1755 | unsigned long flags; |
| 1756 | int err; |
| 1757 | |
| 1758 | if (video_debug > 1) |
Michael Krufky | 5e453dc | 2006-01-09 15:32:31 -0200 | [diff] [blame] | 1759 | v4l_print_ioctl(dev->name,cmd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1760 | |
| 1761 | switch (cmd) { |
| 1762 | case VIDIOC_S_CTRL: |
| 1763 | case VIDIOC_S_STD: |
| 1764 | case VIDIOC_S_INPUT: |
| 1765 | case VIDIOC_S_TUNER: |
| 1766 | case VIDIOC_S_FREQUENCY: |
| 1767 | err = v4l2_prio_check(&dev->prio,&fh->prio); |
| 1768 | if (0 != err) |
| 1769 | return err; |
| 1770 | } |
| 1771 | |
| 1772 | switch (cmd) { |
| 1773 | case VIDIOC_QUERYCAP: |
| 1774 | { |
| 1775 | struct v4l2_capability *cap = arg; |
Nickolay V. Shmyrev | bb881f1 | 2005-11-08 21:36:35 -0800 | [diff] [blame] | 1776 | unsigned int tuner_type = dev->tuner_type; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1777 | |
| 1778 | memset(cap,0,sizeof(*cap)); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1779 | strcpy(cap->driver, "saa7134"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1780 | strlcpy(cap->card, saa7134_boards[dev->board].name, |
| 1781 | sizeof(cap->card)); |
| 1782 | sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci)); |
| 1783 | cap->version = SAA7134_VERSION_CODE; |
| 1784 | cap->capabilities = |
| 1785 | V4L2_CAP_VIDEO_CAPTURE | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1786 | V4L2_CAP_VBI_CAPTURE | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1787 | V4L2_CAP_READWRITE | |
Nickolay V. Shmyrev | bb881f1 | 2005-11-08 21:36:35 -0800 | [diff] [blame] | 1788 | V4L2_CAP_STREAMING | |
| 1789 | V4L2_CAP_TUNER; |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 1790 | if (saa7134_no_overlay <= 0) { |
| 1791 | cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY; |
| 1792 | } |
Nickolay V. Shmyrev | bb881f1 | 2005-11-08 21:36:35 -0800 | [diff] [blame] | 1793 | |
| 1794 | if ((tuner_type == TUNER_ABSENT) || (tuner_type == UNSET)) |
| 1795 | cap->capabilities &= ~V4L2_CAP_TUNER; |
| 1796 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1797 | return 0; |
| 1798 | } |
| 1799 | |
| 1800 | /* --- tv standards ------------------------------------------ */ |
| 1801 | case VIDIOC_ENUMSTD: |
| 1802 | { |
| 1803 | struct v4l2_standard *e = arg; |
| 1804 | unsigned int i; |
| 1805 | |
| 1806 | i = e->index; |
| 1807 | if (i >= TVNORMS) |
| 1808 | return -EINVAL; |
| 1809 | err = v4l2_video_std_construct(e, tvnorms[e->index].id, |
| 1810 | tvnorms[e->index].name); |
| 1811 | e->index = i; |
| 1812 | if (err < 0) |
| 1813 | return err; |
| 1814 | return 0; |
| 1815 | } |
| 1816 | case VIDIOC_G_STD: |
| 1817 | { |
| 1818 | v4l2_std_id *id = arg; |
| 1819 | |
| 1820 | *id = dev->tvnorm->id; |
| 1821 | return 0; |
| 1822 | } |
| 1823 | case VIDIOC_S_STD: |
| 1824 | { |
| 1825 | v4l2_std_id *id = arg; |
| 1826 | unsigned int i; |
Hartmut Hackmann | 17b10a7 | 2006-10-02 19:55:07 -0300 | [diff] [blame] | 1827 | v4l2_std_id fixup; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1828 | |
| 1829 | for (i = 0; i < TVNORMS; i++) |
| 1830 | if (*id == tvnorms[i].id) |
| 1831 | break; |
| 1832 | if (i == TVNORMS) |
| 1833 | for (i = 0; i < TVNORMS; i++) |
| 1834 | if (*id & tvnorms[i].id) |
| 1835 | break; |
| 1836 | if (i == TVNORMS) |
| 1837 | return -EINVAL; |
Hartmut Hackmann | 9448025 | 2006-10-02 21:00:32 -0300 | [diff] [blame] | 1838 | if ((*id & V4L2_STD_SECAM) && (secam[0] != '-')) { |
| 1839 | if (secam[0] == 'L' || secam[0] == 'l') { |
Hartmut Hackmann | 17b10a7 | 2006-10-02 19:55:07 -0300 | [diff] [blame] | 1840 | if (secam[1] == 'C' || secam[1] == 'c') |
| 1841 | fixup = V4L2_STD_SECAM_LC; |
| 1842 | else |
| 1843 | fixup = V4L2_STD_SECAM_L; |
Hartmut Hackmann | 9448025 | 2006-10-02 21:00:32 -0300 | [diff] [blame] | 1844 | } else { |
Hartmut Hackmann | 17b10a7 | 2006-10-02 19:55:07 -0300 | [diff] [blame] | 1845 | if (secam[0] == 'D' || secam[0] == 'd') |
| 1846 | fixup = V4L2_STD_SECAM_DK; |
Hartmut Hackmann | 9448025 | 2006-10-02 21:00:32 -0300 | [diff] [blame] | 1847 | else |
| 1848 | fixup = V4L2_STD_SECAM; |
| 1849 | } |
Hartmut Hackmann | 17b10a7 | 2006-10-02 19:55:07 -0300 | [diff] [blame] | 1850 | for (i = 0; i < TVNORMS; i++) |
| 1851 | if (fixup == tvnorms[i].id) |
| 1852 | break; |
| 1853 | } |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 1854 | mutex_lock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1855 | if (res_check(fh, RESOURCE_OVERLAY)) { |
| 1856 | spin_lock_irqsave(&dev->slock,flags); |
| 1857 | stop_preview(dev,fh); |
Maxim Levitsky | b4aeb8b | 2007-09-27 20:34:15 -0300 | [diff] [blame] | 1858 | spin_unlock_irqrestore(&dev->slock, flags); |
| 1859 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1860 | set_tvnorm(dev,&tvnorms[i]); |
Maxim Levitsky | b4aeb8b | 2007-09-27 20:34:15 -0300 | [diff] [blame] | 1861 | |
| 1862 | spin_lock_irqsave(&dev->slock, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1863 | start_preview(dev,fh); |
| 1864 | spin_unlock_irqrestore(&dev->slock,flags); |
| 1865 | } else |
| 1866 | set_tvnorm(dev,&tvnorms[i]); |
| 1867 | saa7134_tvaudio_do_scan(dev); |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 1868 | mutex_unlock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1869 | return 0; |
| 1870 | } |
| 1871 | |
| 1872 | case VIDIOC_CROPCAP: |
| 1873 | { |
| 1874 | struct v4l2_cropcap *cap = arg; |
| 1875 | |
| 1876 | if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE && |
| 1877 | cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY) |
| 1878 | return -EINVAL; |
| 1879 | cap->bounds = dev->crop_bounds; |
| 1880 | cap->defrect = dev->crop_defrect; |
| 1881 | cap->pixelaspect.numerator = 1; |
| 1882 | cap->pixelaspect.denominator = 1; |
| 1883 | if (dev->tvnorm->id & V4L2_STD_525_60) { |
| 1884 | cap->pixelaspect.numerator = 11; |
| 1885 | cap->pixelaspect.denominator = 10; |
| 1886 | } |
| 1887 | if (dev->tvnorm->id & V4L2_STD_625_50) { |
| 1888 | cap->pixelaspect.numerator = 54; |
| 1889 | cap->pixelaspect.denominator = 59; |
| 1890 | } |
| 1891 | return 0; |
| 1892 | } |
| 1893 | |
| 1894 | case VIDIOC_G_CROP: |
| 1895 | { |
| 1896 | struct v4l2_crop * crop = arg; |
| 1897 | |
| 1898 | if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE && |
| 1899 | crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY) |
| 1900 | return -EINVAL; |
| 1901 | crop->c = dev->crop_current; |
| 1902 | return 0; |
| 1903 | } |
| 1904 | case VIDIOC_S_CROP: |
| 1905 | { |
| 1906 | struct v4l2_crop *crop = arg; |
| 1907 | struct v4l2_rect *b = &dev->crop_bounds; |
| 1908 | |
| 1909 | if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE && |
| 1910 | crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY) |
| 1911 | return -EINVAL; |
| 1912 | if (crop->c.height < 0) |
| 1913 | return -EINVAL; |
| 1914 | if (crop->c.width < 0) |
| 1915 | return -EINVAL; |
| 1916 | |
| 1917 | if (res_locked(fh->dev,RESOURCE_OVERLAY)) |
| 1918 | return -EBUSY; |
| 1919 | if (res_locked(fh->dev,RESOURCE_VIDEO)) |
| 1920 | return -EBUSY; |
| 1921 | |
| 1922 | if (crop->c.top < b->top) |
| 1923 | crop->c.top = b->top; |
| 1924 | if (crop->c.top > b->top + b->height) |
| 1925 | crop->c.top = b->top + b->height; |
| 1926 | if (crop->c.height > b->top - crop->c.top + b->height) |
| 1927 | crop->c.height = b->top - crop->c.top + b->height; |
| 1928 | |
| 1929 | if (crop->c.left < b->left) |
Nickolay V. Shmyrev | 9f95a0b | 2005-11-08 21:36:37 -0800 | [diff] [blame] | 1930 | crop->c.left = b->left; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1931 | if (crop->c.left > b->left + b->width) |
Nickolay V. Shmyrev | 9f95a0b | 2005-11-08 21:36:37 -0800 | [diff] [blame] | 1932 | crop->c.left = b->left + b->width; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1933 | if (crop->c.width > b->left - crop->c.left + b->width) |
| 1934 | crop->c.width = b->left - crop->c.left + b->width; |
| 1935 | |
| 1936 | dev->crop_current = crop->c; |
| 1937 | return 0; |
| 1938 | } |
| 1939 | |
| 1940 | /* --- tuner ioctls ------------------------------------------ */ |
| 1941 | case VIDIOC_G_TUNER: |
| 1942 | { |
| 1943 | struct v4l2_tuner *t = arg; |
| 1944 | int n; |
| 1945 | |
| 1946 | if (0 != t->index) |
| 1947 | return -EINVAL; |
| 1948 | memset(t,0,sizeof(*t)); |
| 1949 | for (n = 0; n < SAA7134_INPUT_MAX; n++) |
| 1950 | if (card_in(dev,n).tv) |
| 1951 | break; |
| 1952 | if (NULL != card_in(dev,n).name) { |
| 1953 | strcpy(t->name, "Television"); |
Elad Lahav | 48c4259 | 2005-11-08 21:37:59 -0800 | [diff] [blame] | 1954 | t->type = V4L2_TUNER_ANALOG_TV; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1955 | t->capability = V4L2_TUNER_CAP_NORM | |
| 1956 | V4L2_TUNER_CAP_STEREO | |
| 1957 | V4L2_TUNER_CAP_LANG1 | |
| 1958 | V4L2_TUNER_CAP_LANG2; |
| 1959 | t->rangehigh = 0xffffffffUL; |
| 1960 | t->rxsubchans = saa7134_tvaudio_getstereo(dev); |
| 1961 | t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans); |
| 1962 | } |
| 1963 | if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03)) |
| 1964 | t->signal = 0xffff; |
| 1965 | return 0; |
| 1966 | } |
| 1967 | case VIDIOC_S_TUNER: |
| 1968 | { |
| 1969 | struct v4l2_tuner *t = arg; |
| 1970 | int rx,mode; |
| 1971 | |
| 1972 | mode = dev->thread.mode; |
| 1973 | if (UNSET == mode) { |
| 1974 | rx = saa7134_tvaudio_getstereo(dev); |
| 1975 | mode = saa7134_tvaudio_rx2mode(t->rxsubchans); |
| 1976 | } |
| 1977 | if (mode != t->audmode) { |
| 1978 | dev->thread.mode = t->audmode; |
| 1979 | } |
| 1980 | return 0; |
| 1981 | } |
| 1982 | case VIDIOC_G_FREQUENCY: |
| 1983 | { |
| 1984 | struct v4l2_frequency *f = arg; |
| 1985 | |
| 1986 | memset(f,0,sizeof(*f)); |
| 1987 | f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; |
| 1988 | f->frequency = dev->ctl_freq; |
| 1989 | return 0; |
| 1990 | } |
| 1991 | case VIDIOC_S_FREQUENCY: |
| 1992 | { |
| 1993 | struct v4l2_frequency *f = arg; |
| 1994 | |
| 1995 | if (0 != f->tuner) |
| 1996 | return -EINVAL; |
| 1997 | if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type) |
| 1998 | return -EINVAL; |
| 1999 | if (1 == fh->radio && V4L2_TUNER_RADIO != f->type) |
| 2000 | return -EINVAL; |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2001 | mutex_lock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2002 | dev->ctl_freq = f->frequency; |
Mauro Carvalho Chehab | ac19ecc | 2005-06-23 22:05:09 -0700 | [diff] [blame] | 2003 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2004 | saa7134_i2c_call_clients(dev,VIDIOC_S_FREQUENCY,f); |
Mauro Carvalho Chehab | ac19ecc | 2005-06-23 22:05:09 -0700 | [diff] [blame] | 2005 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2006 | saa7134_tvaudio_do_scan(dev); |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 2007 | mutex_unlock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2008 | return 0; |
| 2009 | } |
| 2010 | |
| 2011 | /* --- control ioctls ---------------------------------------- */ |
| 2012 | case VIDIOC_ENUMINPUT: |
| 2013 | case VIDIOC_G_INPUT: |
| 2014 | case VIDIOC_S_INPUT: |
| 2015 | case VIDIOC_QUERYCTRL: |
| 2016 | case VIDIOC_G_CTRL: |
| 2017 | case VIDIOC_S_CTRL: |
| 2018 | return saa7134_common_ioctl(dev, cmd, arg); |
| 2019 | |
| 2020 | case VIDIOC_G_AUDIO: |
| 2021 | { |
| 2022 | struct v4l2_audio *a = arg; |
| 2023 | |
| 2024 | memset(a,0,sizeof(*a)); |
| 2025 | strcpy(a->name,"audio"); |
| 2026 | return 0; |
| 2027 | } |
| 2028 | case VIDIOC_S_AUDIO: |
| 2029 | return 0; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2030 | case VIDIOC_G_PARM: |
| 2031 | { |
| 2032 | struct v4l2_captureparm *parm = arg; |
| 2033 | memset(parm,0,sizeof(*parm)); |
| 2034 | return 0; |
| 2035 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2036 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2037 | case VIDIOC_G_PRIORITY: |
| 2038 | { |
| 2039 | enum v4l2_priority *p = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2040 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2041 | *p = v4l2_prio_max(&dev->prio); |
| 2042 | return 0; |
| 2043 | } |
| 2044 | case VIDIOC_S_PRIORITY: |
| 2045 | { |
| 2046 | enum v4l2_priority *prio = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2047 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2048 | return v4l2_prio_change(&dev->prio, &fh->prio, *prio); |
| 2049 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2050 | |
| 2051 | /* --- preview ioctls ---------------------------------------- */ |
| 2052 | case VIDIOC_ENUM_FMT: |
| 2053 | { |
| 2054 | struct v4l2_fmtdesc *f = arg; |
| 2055 | enum v4l2_buf_type type; |
| 2056 | unsigned int index; |
| 2057 | |
| 2058 | index = f->index; |
| 2059 | type = f->type; |
| 2060 | switch (type) { |
| 2061 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| 2062 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 2063 | if (saa7134_no_overlay > 0) { |
| 2064 | printk ("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n"); |
| 2065 | return -EINVAL; |
| 2066 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2067 | if (index >= FORMATS) |
| 2068 | return -EINVAL; |
| 2069 | if (f->type == V4L2_BUF_TYPE_VIDEO_OVERLAY && |
| 2070 | formats[index].planar) |
| 2071 | return -EINVAL; |
| 2072 | memset(f,0,sizeof(*f)); |
| 2073 | f->index = index; |
| 2074 | f->type = type; |
| 2075 | strlcpy(f->description,formats[index].name,sizeof(f->description)); |
| 2076 | f->pixelformat = formats[index].fourcc; |
| 2077 | break; |
| 2078 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
| 2079 | if (0 != index) |
| 2080 | return -EINVAL; |
| 2081 | memset(f,0,sizeof(*f)); |
| 2082 | f->index = index; |
| 2083 | f->type = type; |
| 2084 | f->pixelformat = V4L2_PIX_FMT_GREY; |
| 2085 | strcpy(f->description,"vbi data"); |
| 2086 | break; |
| 2087 | default: |
| 2088 | return -EINVAL; |
| 2089 | } |
| 2090 | return 0; |
| 2091 | } |
| 2092 | case VIDIOC_G_FBUF: |
| 2093 | { |
| 2094 | struct v4l2_framebuffer *fb = arg; |
| 2095 | |
| 2096 | *fb = dev->ovbuf; |
| 2097 | fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING; |
| 2098 | return 0; |
| 2099 | } |
| 2100 | case VIDIOC_S_FBUF: |
| 2101 | { |
| 2102 | struct v4l2_framebuffer *fb = arg; |
| 2103 | struct saa7134_format *fmt; |
| 2104 | |
| 2105 | if(!capable(CAP_SYS_ADMIN) && |
| 2106 | !capable(CAP_SYS_RAWIO)) |
| 2107 | return -EPERM; |
| 2108 | |
| 2109 | /* check args */ |
| 2110 | fmt = format_by_fourcc(fb->fmt.pixelformat); |
| 2111 | if (NULL == fmt) |
| 2112 | return -EINVAL; |
| 2113 | |
| 2114 | /* ok, accept it */ |
| 2115 | dev->ovbuf = *fb; |
| 2116 | dev->ovfmt = fmt; |
| 2117 | if (0 == dev->ovbuf.fmt.bytesperline) |
| 2118 | dev->ovbuf.fmt.bytesperline = |
| 2119 | dev->ovbuf.fmt.width*fmt->depth/8; |
| 2120 | return 0; |
| 2121 | } |
| 2122 | case VIDIOC_OVERLAY: |
| 2123 | { |
| 2124 | int *on = arg; |
| 2125 | |
| 2126 | if (*on) { |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 2127 | if (saa7134_no_overlay > 0) { |
| 2128 | printk ("no_overlay\n"); |
| 2129 | return -EINVAL; |
| 2130 | } |
| 2131 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2132 | if (!res_get(dev,fh,RESOURCE_OVERLAY)) |
| 2133 | return -EBUSY; |
| 2134 | spin_lock_irqsave(&dev->slock,flags); |
| 2135 | start_preview(dev,fh); |
| 2136 | spin_unlock_irqrestore(&dev->slock,flags); |
| 2137 | } |
| 2138 | if (!*on) { |
| 2139 | if (!res_check(fh, RESOURCE_OVERLAY)) |
| 2140 | return -EINVAL; |
| 2141 | spin_lock_irqsave(&dev->slock,flags); |
| 2142 | stop_preview(dev,fh); |
| 2143 | spin_unlock_irqrestore(&dev->slock,flags); |
| 2144 | res_free(dev,fh,RESOURCE_OVERLAY); |
| 2145 | } |
| 2146 | return 0; |
| 2147 | } |
| 2148 | |
| 2149 | /* --- capture ioctls ---------------------------------------- */ |
| 2150 | case VIDIOC_G_FMT: |
| 2151 | { |
| 2152 | struct v4l2_format *f = arg; |
| 2153 | return saa7134_g_fmt(dev,fh,f); |
| 2154 | } |
| 2155 | case VIDIOC_S_FMT: |
| 2156 | { |
| 2157 | struct v4l2_format *f = arg; |
| 2158 | return saa7134_s_fmt(dev,fh,f); |
| 2159 | } |
| 2160 | case VIDIOC_TRY_FMT: |
| 2161 | { |
| 2162 | struct v4l2_format *f = arg; |
| 2163 | return saa7134_try_fmt(dev,fh,f); |
| 2164 | } |
Mauro Carvalho Chehab | 0dfa9ab | 2006-08-08 09:10:10 -0300 | [diff] [blame] | 2165 | #ifdef CONFIG_VIDEO_V4L1_COMPAT |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2166 | case VIDIOCGMBUF: |
Mauro Carvalho Chehab | c1accaa | 2007-08-23 16:37:49 -0300 | [diff] [blame] | 2167 | return videobuf_cgmbuf(saa7134_queue(fh), arg, gbuffers); |
Mauro Carvalho Chehab | 7943663 | 2005-11-08 21:37:49 -0800 | [diff] [blame] | 2168 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2169 | case VIDIOC_REQBUFS: |
| 2170 | return videobuf_reqbufs(saa7134_queue(fh),arg); |
| 2171 | |
| 2172 | case VIDIOC_QUERYBUF: |
| 2173 | return videobuf_querybuf(saa7134_queue(fh),arg); |
| 2174 | |
| 2175 | case VIDIOC_QBUF: |
| 2176 | return videobuf_qbuf(saa7134_queue(fh),arg); |
| 2177 | |
| 2178 | case VIDIOC_DQBUF: |
| 2179 | return videobuf_dqbuf(saa7134_queue(fh),arg, |
| 2180 | file->f_flags & O_NONBLOCK); |
| 2181 | |
| 2182 | case VIDIOC_STREAMON: |
| 2183 | { |
| 2184 | int res = saa7134_resource(fh); |
| 2185 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2186 | if (!res_get(dev,fh,res)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2187 | return -EBUSY; |
| 2188 | return videobuf_streamon(saa7134_queue(fh)); |
| 2189 | } |
| 2190 | case VIDIOC_STREAMOFF: |
| 2191 | { |
| 2192 | int res = saa7134_resource(fh); |
| 2193 | |
| 2194 | err = videobuf_streamoff(saa7134_queue(fh)); |
| 2195 | if (err < 0) |
| 2196 | return err; |
| 2197 | res_free(dev,fh,res); |
| 2198 | return 0; |
| 2199 | } |
| 2200 | |
| 2201 | default: |
| 2202 | return v4l_compat_translate_ioctl(inode,file,cmd,arg, |
| 2203 | video_do_ioctl); |
| 2204 | } |
| 2205 | return 0; |
| 2206 | } |
| 2207 | |
| 2208 | static int video_ioctl(struct inode *inode, struct file *file, |
| 2209 | unsigned int cmd, unsigned long arg) |
| 2210 | { |
| 2211 | return video_usercopy(inode, file, cmd, arg, video_do_ioctl); |
| 2212 | } |
| 2213 | |
| 2214 | static int radio_do_ioctl(struct inode *inode, struct file *file, |
| 2215 | unsigned int cmd, void *arg) |
| 2216 | { |
| 2217 | struct saa7134_fh *fh = file->private_data; |
| 2218 | struct saa7134_dev *dev = fh->dev; |
| 2219 | |
| 2220 | if (video_debug > 1) |
Michael Krufky | 5e453dc | 2006-01-09 15:32:31 -0200 | [diff] [blame] | 2221 | v4l_print_ioctl(dev->name,cmd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2222 | switch (cmd) { |
| 2223 | case VIDIOC_QUERYCAP: |
| 2224 | { |
| 2225 | struct v4l2_capability *cap = arg; |
| 2226 | |
| 2227 | memset(cap,0,sizeof(*cap)); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2228 | strcpy(cap->driver, "saa7134"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2229 | strlcpy(cap->card, saa7134_boards[dev->board].name, |
| 2230 | sizeof(cap->card)); |
| 2231 | sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci)); |
| 2232 | cap->version = SAA7134_VERSION_CODE; |
| 2233 | cap->capabilities = V4L2_CAP_TUNER; |
| 2234 | return 0; |
| 2235 | } |
| 2236 | case VIDIOC_G_TUNER: |
| 2237 | { |
| 2238 | struct v4l2_tuner *t = arg; |
| 2239 | |
| 2240 | if (0 != t->index) |
| 2241 | return -EINVAL; |
| 2242 | |
| 2243 | memset(t,0,sizeof(*t)); |
| 2244 | strcpy(t->name, "Radio"); |
Elad Lahav | 48c4259 | 2005-11-08 21:37:59 -0800 | [diff] [blame] | 2245 | t->type = V4L2_TUNER_RADIO; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2246 | |
Mauro Carvalho Chehab | ac19ecc | 2005-06-23 22:05:09 -0700 | [diff] [blame] | 2247 | saa7134_i2c_call_clients(dev, VIDIOC_G_TUNER, t); |
Hartmut Hackmann | 2e7cf3e | 2006-10-06 19:45:23 -0300 | [diff] [blame] | 2248 | if (dev->input->amux == TV) { |
| 2249 | t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11); |
| 2250 | t->rxsubchans = (saa_readb(0x529) & 0x08) ? |
| 2251 | V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO; |
| 2252 | } |
Mauro Carvalho Chehab | ac19ecc | 2005-06-23 22:05:09 -0700 | [diff] [blame] | 2253 | return 0; |
| 2254 | } |
| 2255 | case VIDIOC_S_TUNER: |
| 2256 | { |
| 2257 | struct v4l2_tuner *t = arg; |
| 2258 | |
| 2259 | if (0 != t->index) |
| 2260 | return -EINVAL; |
| 2261 | |
| 2262 | saa7134_i2c_call_clients(dev,VIDIOC_S_TUNER,t); |
| 2263 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2264 | return 0; |
| 2265 | } |
| 2266 | case VIDIOC_ENUMINPUT: |
| 2267 | { |
| 2268 | struct v4l2_input *i = arg; |
| 2269 | |
| 2270 | if (i->index != 0) |
| 2271 | return -EINVAL; |
| 2272 | strcpy(i->name,"Radio"); |
| 2273 | i->type = V4L2_INPUT_TYPE_TUNER; |
| 2274 | return 0; |
| 2275 | } |
| 2276 | case VIDIOC_G_INPUT: |
| 2277 | { |
| 2278 | int *i = arg; |
| 2279 | *i = 0; |
| 2280 | return 0; |
| 2281 | } |
| 2282 | case VIDIOC_G_AUDIO: |
| 2283 | { |
| 2284 | struct v4l2_audio *a = arg; |
| 2285 | |
| 2286 | memset(a,0,sizeof(*a)); |
| 2287 | strcpy(a->name,"Radio"); |
| 2288 | return 0; |
| 2289 | } |
| 2290 | case VIDIOC_G_STD: |
| 2291 | { |
| 2292 | v4l2_std_id *id = arg; |
| 2293 | *id = 0; |
| 2294 | return 0; |
| 2295 | } |
| 2296 | case VIDIOC_S_AUDIO: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2297 | case VIDIOC_S_INPUT: |
| 2298 | case VIDIOC_S_STD: |
| 2299 | return 0; |
| 2300 | |
| 2301 | case VIDIOC_QUERYCTRL: |
| 2302 | { |
| 2303 | const struct v4l2_queryctrl *ctrl; |
| 2304 | struct v4l2_queryctrl *c = arg; |
| 2305 | |
| 2306 | if (c->id < V4L2_CID_BASE || |
| 2307 | c->id >= V4L2_CID_LASTP1) |
| 2308 | return -EINVAL; |
| 2309 | if (c->id == V4L2_CID_AUDIO_MUTE) { |
| 2310 | ctrl = ctrl_by_id(c->id); |
| 2311 | *c = *ctrl; |
| 2312 | } else |
| 2313 | *c = no_ctrl; |
| 2314 | return 0; |
| 2315 | } |
| 2316 | |
| 2317 | case VIDIOC_G_CTRL: |
| 2318 | case VIDIOC_S_CTRL: |
| 2319 | case VIDIOC_G_FREQUENCY: |
| 2320 | case VIDIOC_S_FREQUENCY: |
| 2321 | return video_do_ioctl(inode,file,cmd,arg); |
| 2322 | |
| 2323 | default: |
| 2324 | return v4l_compat_translate_ioctl(inode,file,cmd,arg, |
| 2325 | radio_do_ioctl); |
| 2326 | } |
| 2327 | return 0; |
| 2328 | } |
| 2329 | |
| 2330 | static int radio_ioctl(struct inode *inode, struct file *file, |
| 2331 | unsigned int cmd, unsigned long arg) |
| 2332 | { |
| 2333 | return video_usercopy(inode, file, cmd, arg, radio_do_ioctl); |
| 2334 | } |
| 2335 | |
Arjan van de Ven | fa027c2 | 2007-02-12 00:55:33 -0800 | [diff] [blame] | 2336 | static const struct file_operations video_fops = |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2337 | { |
| 2338 | .owner = THIS_MODULE, |
| 2339 | .open = video_open, |
| 2340 | .release = video_release, |
| 2341 | .read = video_read, |
| 2342 | .poll = video_poll, |
| 2343 | .mmap = video_mmap, |
| 2344 | .ioctl = video_ioctl, |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 2345 | .compat_ioctl = v4l_compat_ioctl32, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2346 | .llseek = no_llseek, |
| 2347 | }; |
| 2348 | |
Arjan van de Ven | fa027c2 | 2007-02-12 00:55:33 -0800 | [diff] [blame] | 2349 | static const struct file_operations radio_fops = |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2350 | { |
| 2351 | .owner = THIS_MODULE, |
| 2352 | .open = video_open, |
| 2353 | .release = video_release, |
| 2354 | .ioctl = radio_ioctl, |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 2355 | .compat_ioctl = v4l_compat_ioctl32, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2356 | .llseek = no_llseek, |
| 2357 | }; |
| 2358 | |
| 2359 | /* ----------------------------------------------------------- */ |
| 2360 | /* exported stuff */ |
| 2361 | |
| 2362 | struct video_device saa7134_video_template = |
| 2363 | { |
| 2364 | .name = "saa7134-video", |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 2365 | .type = VID_TYPE_CAPTURE|VID_TYPE_TUNER| |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2366 | VID_TYPE_CLIPPING|VID_TYPE_SCALES, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2367 | .fops = &video_fops, |
| 2368 | .minor = -1, |
| 2369 | }; |
| 2370 | |
| 2371 | struct video_device saa7134_vbi_template = |
| 2372 | { |
| 2373 | .name = "saa7134-vbi", |
| 2374 | .type = VID_TYPE_TUNER|VID_TYPE_TELETEXT, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2375 | .fops = &video_fops, |
| 2376 | .minor = -1, |
| 2377 | }; |
| 2378 | |
| 2379 | struct video_device saa7134_radio_template = |
| 2380 | { |
| 2381 | .name = "saa7134-radio", |
| 2382 | .type = VID_TYPE_TUNER, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2383 | .fops = &radio_fops, |
| 2384 | .minor = -1, |
| 2385 | }; |
| 2386 | |
| 2387 | int saa7134_video_init1(struct saa7134_dev *dev) |
| 2388 | { |
| 2389 | /* sanitycheck insmod options */ |
| 2390 | if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME) |
| 2391 | gbuffers = 2; |
| 2392 | if (gbufsize < 0 || gbufsize > gbufsize_max) |
| 2393 | gbufsize = gbufsize_max; |
| 2394 | gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK; |
| 2395 | |
| 2396 | /* put some sensible defaults into the data structures ... */ |
| 2397 | dev->ctl_bright = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value; |
| 2398 | dev->ctl_contrast = ctrl_by_id(V4L2_CID_CONTRAST)->default_value; |
| 2399 | dev->ctl_hue = ctrl_by_id(V4L2_CID_HUE)->default_value; |
| 2400 | dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value; |
| 2401 | dev->ctl_volume = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value; |
| 2402 | dev->ctl_mute = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value; |
| 2403 | dev->ctl_invert = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value; |
| 2404 | dev->ctl_automute = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value; |
| 2405 | |
| 2406 | if (dev->tda9887_conf && dev->ctl_automute) |
| 2407 | dev->tda9887_conf |= TDA9887_AUTOMUTE; |
| 2408 | dev->automute = 0; |
| 2409 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 2410 | INIT_LIST_HEAD(&dev->video_q.queue); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2411 | init_timer(&dev->video_q.timeout); |
| 2412 | dev->video_q.timeout.function = saa7134_buffer_timeout; |
| 2413 | dev->video_q.timeout.data = (unsigned long)(&dev->video_q); |
| 2414 | dev->video_q.dev = dev; |
| 2415 | |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 2416 | if (saa7134_boards[dev->board].video_out) |
| 2417 | saa7134_videoport_init(dev); |
| 2418 | |
| 2419 | return 0; |
| 2420 | } |
| 2421 | |
| 2422 | int saa7134_videoport_init(struct saa7134_dev *dev) |
| 2423 | { |
| 2424 | /* enable video output */ |
| 2425 | int vo = saa7134_boards[dev->board].video_out; |
| 2426 | int video_reg; |
| 2427 | unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts; |
| 2428 | saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]); |
| 2429 | video_reg = video_out[vo][1]; |
| 2430 | if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED) |
| 2431 | video_reg &= ~VP_T_CODE_P_INVERTED; |
| 2432 | saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg); |
| 2433 | saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]); |
| 2434 | saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]); |
| 2435 | saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]); |
| 2436 | video_reg = video_out[vo][5]; |
| 2437 | if (vid_port_opts & SET_CLOCK_NOT_DELAYED) |
| 2438 | video_reg &= ~VP_CLK_CTRL2_DELAYED; |
| 2439 | if (vid_port_opts & SET_CLOCK_INVERTED) |
| 2440 | video_reg |= VP_CLK_CTRL1_INVERTED; |
| 2441 | saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg); |
| 2442 | video_reg = video_out[vo][6]; |
| 2443 | if (vid_port_opts & SET_VSYNC_OFF) { |
| 2444 | video_reg &= ~VP_VS_TYPE_MASK; |
| 2445 | video_reg |= VP_VS_TYPE_OFF; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2446 | } |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 2447 | saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg); |
| 2448 | saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]); |
| 2449 | saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2450 | |
| 2451 | return 0; |
| 2452 | } |
| 2453 | |
| 2454 | int saa7134_video_init2(struct saa7134_dev *dev) |
| 2455 | { |
| 2456 | /* init video hw */ |
| 2457 | set_tvnorm(dev,&tvnorms[0]); |
| 2458 | video_mux(dev,0); |
| 2459 | saa7134_tvaudio_setmute(dev); |
| 2460 | saa7134_tvaudio_setvolume(dev,dev->ctl_volume); |
| 2461 | return 0; |
| 2462 | } |
| 2463 | |
Maxim Levitsky | 11f7078 | 2007-09-27 20:44:39 -0300 | [diff] [blame] | 2464 | void saa7134_irq_video_signalchange(struct saa7134_dev *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2465 | { |
| 2466 | static const char *st[] = { |
| 2467 | "(no signal)", "NTSC", "PAL", "SECAM" }; |
| 2468 | u32 st1,st2; |
| 2469 | |
| 2470 | st1 = saa_readb(SAA7134_STATUS_VIDEO1); |
| 2471 | st2 = saa_readb(SAA7134_STATUS_VIDEO2); |
| 2472 | dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n", |
| 2473 | (st1 & 0x40) ? "not locked" : "locked", |
| 2474 | (st2 & 0x40) ? "no" : "yes", |
| 2475 | st[st1 & 0x03]); |
Maxim Levitsky | 11f7078 | 2007-09-27 20:44:39 -0300 | [diff] [blame] | 2476 | dev->nosignal = (st1 & 0x40) || (st2 & 0x40) || !(st2 & 0x1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2477 | |
| 2478 | if (dev->nosignal) { |
| 2479 | /* no video signal -> mute audio */ |
| 2480 | if (dev->ctl_automute) |
| 2481 | dev->automute = 1; |
| 2482 | saa7134_tvaudio_setmute(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2483 | } else { |
| 2484 | /* wake up tvaudio audio carrier scan thread */ |
| 2485 | saa7134_tvaudio_do_scan(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2486 | } |
Maxim Levitsky | 11f7078 | 2007-09-27 20:44:39 -0300 | [diff] [blame] | 2487 | |
| 2488 | if ((st2 & 0x80) && !noninterlaced && !dev->nosignal) |
| 2489 | saa_clearb(SAA7134_SYNC_CTRL, 0x20); |
| 2490 | else |
| 2491 | saa_setb(SAA7134_SYNC_CTRL, 0x20); |
| 2492 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2493 | if (dev->mops && dev->mops->signal_change) |
| 2494 | dev->mops->signal_change(dev); |
| 2495 | } |
| 2496 | |
Maxim Levitsky | 11f7078 | 2007-09-27 20:44:39 -0300 | [diff] [blame] | 2497 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2498 | void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status) |
| 2499 | { |
| 2500 | enum v4l2_field field; |
| 2501 | |
| 2502 | spin_lock(&dev->slock); |
| 2503 | if (dev->video_q.curr) { |
| 2504 | dev->video_fieldcount++; |
| 2505 | field = dev->video_q.curr->vb.field; |
| 2506 | if (V4L2_FIELD_HAS_BOTH(field)) { |
| 2507 | /* make sure we have seen both fields */ |
| 2508 | if ((status & 0x10) == 0x00) { |
| 2509 | dev->video_q.curr->top_seen = 1; |
| 2510 | goto done; |
| 2511 | } |
| 2512 | if (!dev->video_q.curr->top_seen) |
| 2513 | goto done; |
| 2514 | } else if (field == V4L2_FIELD_TOP) { |
| 2515 | if ((status & 0x10) != 0x10) |
| 2516 | goto done; |
| 2517 | } else if (field == V4L2_FIELD_BOTTOM) { |
| 2518 | if ((status & 0x10) != 0x00) |
| 2519 | goto done; |
| 2520 | } |
| 2521 | dev->video_q.curr->vb.field_count = dev->video_fieldcount; |
| 2522 | saa7134_buffer_finish(dev,&dev->video_q,STATE_DONE); |
| 2523 | } |
| 2524 | saa7134_buffer_next(dev,&dev->video_q); |
| 2525 | |
| 2526 | done: |
| 2527 | spin_unlock(&dev->slock); |
| 2528 | } |
| 2529 | |
| 2530 | /* ----------------------------------------------------------- */ |
| 2531 | /* |
| 2532 | * Local variables: |
| 2533 | * c-basic-offset: 8 |
| 2534 | * End: |
| 2535 | */ |