1 /* 2 * This is the driver for the STA2x11 Video Input Port. 3 * 4 * Copyright (C) 2012 ST Microelectronics 5 * author: Federico Vaga <federico.vaga@gmail.com> 6 * Copyright (C) 2010 WindRiver Systems, Inc. 7 * authors: Andreas Kies <andreas.kies@windriver.com> 8 * Vlad Lungu <vlad.lungu@windriver.com> 9 * 10 * This program is free software; you can redistribute it and/or modify it 11 * under the terms and conditions of the GNU General Public License, 12 * version 2, as published by the Free Software Foundation. 13 * 14 * This program is distributed in the hope it will be useful, but WITHOUT 15 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 16 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 17 * more details. 18 * 19 * You should have received a copy of the GNU General Public License along with 20 * this program; if not, write to the Free Software Foundation, Inc., 21 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. 22 * 23 * The full GNU General Public License is included in this distribution in 24 * the file called "COPYING". 25 * 26 */ 27 28 #include <linux/types.h> 29 #include <linux/kernel.h> 30 #include <linux/module.h> 31 #include <linux/init.h> 32 #include <linux/videodev2.h> 33 #include <linux/kmod.h> 34 #include <linux/pci.h> 35 #include <linux/interrupt.h> 36 #include <linux/io.h> 37 #include <linux/gpio.h> 38 #include <linux/i2c.h> 39 #include <linux/delay.h> 40 #include <media/v4l2-common.h> 41 #include <media/v4l2-device.h> 42 #include <media/v4l2-ctrls.h> 43 #include <media/v4l2-ioctl.h> 44 #include <media/v4l2-fh.h> 45 #include <media/v4l2-event.h> 46 #include <media/videobuf2-dma-contig.h> 47 48 #include "sta2x11_vip.h" 49 50 #define DRV_VERSION "1.3" 51 52 #ifndef PCI_DEVICE_ID_STMICRO_VIP 53 #define PCI_DEVICE_ID_STMICRO_VIP 0xCC0D 54 #endif 55 56 #define MAX_FRAMES 4 57 58 /*Register offsets*/ 59 #define DVP_CTL 0x00 60 #define DVP_TFO 0x04 61 #define DVP_TFS 0x08 62 #define DVP_BFO 0x0C 63 #define DVP_BFS 0x10 64 #define DVP_VTP 0x14 65 #define DVP_VBP 0x18 66 #define DVP_VMP 0x1C 67 #define DVP_ITM 0x98 68 #define DVP_ITS 0x9C 69 #define DVP_STA 0xA0 70 #define DVP_HLFLN 0xA8 71 #define DVP_RGB 0xC0 72 #define DVP_PKZ 0xF0 73 74 /*Register fields*/ 75 #define DVP_CTL_ENA 0x00000001 76 #define DVP_CTL_RST 0x80000000 77 #define DVP_CTL_DIS (~0x00040001) 78 79 #define DVP_IT_VSB 0x00000008 80 #define DVP_IT_VST 0x00000010 81 #define DVP_IT_FIFO 0x00000020 82 83 #define DVP_HLFLN_SD 0x00000001 84 85 #define SAVE_COUNT 8 86 #define AUX_COUNT 3 87 #define IRQ_COUNT 1 88 89 90 struct vip_buffer { 91 struct vb2_buffer vb; 92 struct list_head list; 93 dma_addr_t dma; 94 }; 95 static inline struct vip_buffer *to_vip_buffer(struct vb2_buffer *vb2) 96 { 97 return container_of(vb2, struct vip_buffer, vb); 98 } 99 100 /** 101 * struct sta2x11_vip - All internal data for one instance of device 102 * @v4l2_dev: device registered in v4l layer 103 * @video_dev: properties of our device 104 * @pdev: PCI device 105 * @adapter: contains I2C adapter information 106 * @register_save_area: All relevant register are saved here during suspend 107 * @decoder: contains information about video DAC 108 * @ctrl_hdl: handler for control framework 109 * @format: pixel format, fixed UYVY 110 * @std: video standard (e.g. PAL/NTSC) 111 * @input: input line for video signal ( 0 or 1 ) 112 * @disabled: Device is in power down state 113 * @slock: for excluse acces of registers 114 * @alloc_ctx: context for videobuf2 115 * @vb_vidq: queue maintained by videobuf2 layer 116 * @buffer_list: list of buffer in use 117 * @sequence: sequence number of acquired buffer 118 * @active: current active buffer 119 * @lock: used in videobuf2 callback 120 * @tcount: Number of top frames 121 * @bcount: Number of bottom frames 122 * @overflow: Number of FIFO overflows 123 * @iomem: hardware base address 124 * @config: I2C and gpio config from platform 125 * 126 * All non-local data is accessed via this structure. 127 */ 128 struct sta2x11_vip { 129 struct v4l2_device v4l2_dev; 130 struct video_device *video_dev; 131 struct pci_dev *pdev; 132 struct i2c_adapter *adapter; 133 unsigned int register_save_area[IRQ_COUNT + SAVE_COUNT + AUX_COUNT]; 134 struct v4l2_subdev *decoder; 135 struct v4l2_ctrl_handler ctrl_hdl; 136 137 138 struct v4l2_pix_format format; 139 v4l2_std_id std; 140 unsigned int input; 141 int disabled; 142 spinlock_t slock; 143 144 struct vb2_alloc_ctx *alloc_ctx; 145 struct vb2_queue vb_vidq; 146 struct list_head buffer_list; 147 unsigned int sequence; 148 struct vip_buffer *active; /* current active buffer */ 149 spinlock_t lock; /* Used in videobuf2 callback */ 150 151 /* Interrupt counters */ 152 int tcount, bcount; 153 int overflow; 154 155 void *iomem; /* I/O Memory */ 156 struct vip_config *config; 157 }; 158 159 static const unsigned int registers_to_save[AUX_COUNT] = { 160 DVP_HLFLN, DVP_RGB, DVP_PKZ 161 }; 162 163 static struct v4l2_pix_format formats_50[] = { 164 { /*PAL interlaced */ 165 .width = 720, 166 .height = 576, 167 .pixelformat = V4L2_PIX_FMT_UYVY, 168 .field = V4L2_FIELD_INTERLACED, 169 .bytesperline = 720 * 2, 170 .sizeimage = 720 * 2 * 576, 171 .colorspace = V4L2_COLORSPACE_SMPTE170M}, 172 { /*PAL top */ 173 .width = 720, 174 .height = 288, 175 .pixelformat = V4L2_PIX_FMT_UYVY, 176 .field = V4L2_FIELD_TOP, 177 .bytesperline = 720 * 2, 178 .sizeimage = 720 * 2 * 288, 179 .colorspace = V4L2_COLORSPACE_SMPTE170M}, 180 { /*PAL bottom */ 181 .width = 720, 182 .height = 288, 183 .pixelformat = V4L2_PIX_FMT_UYVY, 184 .field = V4L2_FIELD_BOTTOM, 185 .bytesperline = 720 * 2, 186 .sizeimage = 720 * 2 * 288, 187 .colorspace = V4L2_COLORSPACE_SMPTE170M}, 188 189 }; 190 191 static struct v4l2_pix_format formats_60[] = { 192 { /*NTSC interlaced */ 193 .width = 720, 194 .height = 480, 195 .pixelformat = V4L2_PIX_FMT_UYVY, 196 .field = V4L2_FIELD_INTERLACED, 197 .bytesperline = 720 * 2, 198 .sizeimage = 720 * 2 * 480, 199 .colorspace = V4L2_COLORSPACE_SMPTE170M}, 200 { /*NTSC top */ 201 .width = 720, 202 .height = 240, 203 .pixelformat = V4L2_PIX_FMT_UYVY, 204 .field = V4L2_FIELD_TOP, 205 .bytesperline = 720 * 2, 206 .sizeimage = 720 * 2 * 240, 207 .colorspace = V4L2_COLORSPACE_SMPTE170M}, 208 { /*NTSC bottom */ 209 .width = 720, 210 .height = 240, 211 .pixelformat = V4L2_PIX_FMT_UYVY, 212 .field = V4L2_FIELD_BOTTOM, 213 .bytesperline = 720 * 2, 214 .sizeimage = 720 * 2 * 240, 215 .colorspace = V4L2_COLORSPACE_SMPTE170M}, 216 }; 217 218 /* Write VIP register */ 219 static inline void reg_write(struct sta2x11_vip *vip, unsigned int reg, u32 val) 220 { 221 iowrite32((val), (vip->iomem)+(reg)); 222 } 223 /* Read VIP register */ 224 static inline u32 reg_read(struct sta2x11_vip *vip, unsigned int reg) 225 { 226 return ioread32((vip->iomem)+(reg)); 227 } 228 /* Start DMA acquisition */ 229 static void start_dma(struct sta2x11_vip *vip, struct vip_buffer *vip_buf) 230 { 231 unsigned long offset = 0; 232 233 if (vip->format.field == V4L2_FIELD_INTERLACED) 234 offset = vip->format.width * 2; 235 236 spin_lock_irq(&vip->slock); 237 /* Enable acquisition */ 238 reg_write(vip, DVP_CTL, reg_read(vip, DVP_CTL) | DVP_CTL_ENA); 239 /* Set Top and Bottom Field memory address */ 240 reg_write(vip, DVP_VTP, (u32)vip_buf->dma); 241 reg_write(vip, DVP_VBP, (u32)vip_buf->dma + offset); 242 spin_unlock_irq(&vip->slock); 243 } 244 245 /* Fetch the next buffer to activate */ 246 static void vip_active_buf_next(struct sta2x11_vip *vip) 247 { 248 /* Get the next buffer */ 249 spin_lock(&vip->lock); 250 if (list_empty(&vip->buffer_list)) {/* No available buffer */ 251 spin_unlock(&vip->lock); 252 return; 253 } 254 vip->active = list_first_entry(&vip->buffer_list, 255 struct vip_buffer, 256 list); 257 /* Reset Top and Bottom counter */ 258 vip->tcount = 0; 259 vip->bcount = 0; 260 spin_unlock(&vip->lock); 261 if (vb2_is_streaming(&vip->vb_vidq)) { /* streaming is on */ 262 start_dma(vip, vip->active); /* start dma capture */ 263 } 264 } 265 266 267 /* Videobuf2 Operations */ 268 static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, 269 unsigned int *nbuffers, unsigned int *nplanes, 270 unsigned int sizes[], void *alloc_ctxs[]) 271 { 272 struct sta2x11_vip *vip = vb2_get_drv_priv(vq); 273 274 if (!(*nbuffers) || *nbuffers < MAX_FRAMES) 275 *nbuffers = MAX_FRAMES; 276 277 *nplanes = 1; 278 sizes[0] = vip->format.sizeimage; 279 alloc_ctxs[0] = vip->alloc_ctx; 280 281 vip->sequence = 0; 282 vip->active = NULL; 283 vip->tcount = 0; 284 vip->bcount = 0; 285 286 return 0; 287 }; 288 static int buffer_init(struct vb2_buffer *vb) 289 { 290 struct vip_buffer *vip_buf = to_vip_buffer(vb); 291 292 vip_buf->dma = vb2_dma_contig_plane_dma_addr(vb, 0); 293 INIT_LIST_HEAD(&vip_buf->list); 294 return 0; 295 } 296 297 static int buffer_prepare(struct vb2_buffer *vb) 298 { 299 struct sta2x11_vip *vip = vb2_get_drv_priv(vb->vb2_queue); 300 struct vip_buffer *vip_buf = to_vip_buffer(vb); 301 unsigned long size; 302 303 size = vip->format.sizeimage; 304 if (vb2_plane_size(vb, 0) < size) { 305 v4l2_err(&vip->v4l2_dev, "buffer too small (%lu < %lu)\n", 306 vb2_plane_size(vb, 0), size); 307 return -EINVAL; 308 } 309 310 vb2_set_plane_payload(&vip_buf->vb, 0, size); 311 312 return 0; 313 } 314 static void buffer_queue(struct vb2_buffer *vb) 315 { 316 struct sta2x11_vip *vip = vb2_get_drv_priv(vb->vb2_queue); 317 struct vip_buffer *vip_buf = to_vip_buffer(vb); 318 319 spin_lock(&vip->lock); 320 list_add_tail(&vip_buf->list, &vip->buffer_list); 321 if (!vip->active) { /* No active buffer, active the first one */ 322 vip->active = list_first_entry(&vip->buffer_list, 323 struct vip_buffer, 324 list); 325 if (vb2_is_streaming(&vip->vb_vidq)) /* streaming is on */ 326 start_dma(vip, vip_buf); /* start dma capture */ 327 } 328 spin_unlock(&vip->lock); 329 } 330 static void buffer_finish(struct vb2_buffer *vb) 331 { 332 struct sta2x11_vip *vip = vb2_get_drv_priv(vb->vb2_queue); 333 struct vip_buffer *vip_buf = to_vip_buffer(vb); 334 335 /* Buffer handled, remove it from the list */ 336 spin_lock(&vip->lock); 337 list_del_init(&vip_buf->list); 338 spin_unlock(&vip->lock); 339 340 if (vb2_is_streaming(vb->vb2_queue)) 341 vip_active_buf_next(vip); 342 } 343 344 static int start_streaming(struct vb2_queue *vq, unsigned int count) 345 { 346 struct sta2x11_vip *vip = vb2_get_drv_priv(vq); 347 348 spin_lock_irq(&vip->slock); 349 /* Enable interrupt VSYNC Top and Bottom*/ 350 reg_write(vip, DVP_ITM, DVP_IT_VSB | DVP_IT_VST); 351 spin_unlock_irq(&vip->slock); 352 353 if (count) 354 start_dma(vip, vip->active); 355 356 return 0; 357 } 358 359 /* abort streaming and wait for last buffer */ 360 static int stop_streaming(struct vb2_queue *vq) 361 { 362 struct sta2x11_vip *vip = vb2_get_drv_priv(vq); 363 struct vip_buffer *vip_buf, *node; 364 365 /* Disable acquisition */ 366 reg_write(vip, DVP_CTL, reg_read(vip, DVP_CTL) & ~DVP_CTL_ENA); 367 /* Disable all interrupts */ 368 reg_write(vip, DVP_ITM, 0); 369 370 /* Release all active buffers */ 371 spin_lock(&vip->lock); 372 list_for_each_entry_safe(vip_buf, node, &vip->buffer_list, list) { 373 vb2_buffer_done(&vip_buf->vb, VB2_BUF_STATE_ERROR); 374 list_del(&vip_buf->list); 375 } 376 spin_unlock(&vip->lock); 377 return 0; 378 } 379 380 static struct vb2_ops vip_video_qops = { 381 .queue_setup = queue_setup, 382 .buf_init = buffer_init, 383 .buf_prepare = buffer_prepare, 384 .buf_finish = buffer_finish, 385 .buf_queue = buffer_queue, 386 .start_streaming = start_streaming, 387 .stop_streaming = stop_streaming, 388 }; 389 390 391 /* File Operations */ 392 static const struct v4l2_file_operations vip_fops = { 393 .owner = THIS_MODULE, 394 .open = v4l2_fh_open, 395 .release = vb2_fop_release, 396 .unlocked_ioctl = video_ioctl2, 397 .read = vb2_fop_read, 398 .mmap = vb2_fop_mmap, 399 .poll = vb2_fop_poll 400 }; 401 402 403 /** 404 * vidioc_querycap - return capabilities of device 405 * @file: descriptor of device 406 * @cap: contains return values 407 * 408 * the capabilities of the device are returned 409 * 410 * return value: 0, no error. 411 */ 412 static int vidioc_querycap(struct file *file, void *priv, 413 struct v4l2_capability *cap) 414 { 415 struct sta2x11_vip *vip = video_drvdata(file); 416 417 strcpy(cap->driver, KBUILD_MODNAME); 418 strcpy(cap->card, KBUILD_MODNAME); 419 snprintf(cap->bus_info, sizeof(cap->bus_info), "PCI:%s", 420 pci_name(vip->pdev)); 421 cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE | 422 V4L2_CAP_STREAMING; 423 cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; 424 425 return 0; 426 } 427 428 /** 429 * vidioc_s_std - set video standard 430 * @file: descriptor of device 431 * @std: contains standard to be set 432 * 433 * the video standard is set 434 * 435 * return value: 0, no error. 436 * 437 * -EIO, no input signal detected 438 * 439 * other, returned from video DAC. 440 */ 441 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id std) 442 { 443 struct sta2x11_vip *vip = video_drvdata(file); 444 v4l2_std_id oldstd = vip->std, newstd; 445 int status; 446 447 if (V4L2_STD_ALL == std) { 448 v4l2_subdev_call(vip->decoder, core, s_std, std); 449 ssleep(2); 450 v4l2_subdev_call(vip->decoder, video, querystd, &newstd); 451 v4l2_subdev_call(vip->decoder, video, g_input_status, &status); 452 if (status & V4L2_IN_ST_NO_SIGNAL) 453 return -EIO; 454 std = vip->std = newstd; 455 if (oldstd != std) { 456 if (V4L2_STD_525_60 & std) 457 vip->format = formats_60[0]; 458 else 459 vip->format = formats_50[0]; 460 } 461 return 0; 462 } 463 464 if (oldstd != std) { 465 if (V4L2_STD_525_60 & std) 466 vip->format = formats_60[0]; 467 else 468 vip->format = formats_50[0]; 469 } 470 471 return v4l2_subdev_call(vip->decoder, core, s_std, std); 472 } 473 474 /** 475 * vidioc_g_std - get video standard 476 * @file: descriptor of device 477 * @std: contains return values 478 * 479 * the current video standard is returned 480 * 481 * return value: 0, no error. 482 */ 483 static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *std) 484 { 485 struct sta2x11_vip *vip = video_drvdata(file); 486 487 *std = vip->std; 488 return 0; 489 } 490 491 /** 492 * vidioc_querystd - get possible video standards 493 * @file: descriptor of device 494 * @std: contains return values 495 * 496 * all possible video standards are returned 497 * 498 * return value: delivered by video DAC routine. 499 */ 500 static int vidioc_querystd(struct file *file, void *priv, v4l2_std_id *std) 501 { 502 struct sta2x11_vip *vip = video_drvdata(file); 503 504 return v4l2_subdev_call(vip->decoder, video, querystd, std); 505 } 506 507 static int vidioc_enum_input(struct file *file, void *priv, 508 struct v4l2_input *inp) 509 { 510 if (inp->index > 1) 511 return -EINVAL; 512 513 inp->type = V4L2_INPUT_TYPE_CAMERA; 514 inp->std = V4L2_STD_ALL; 515 sprintf(inp->name, "Camera %u", inp->index); 516 517 return 0; 518 } 519 520 /** 521 * vidioc_s_input - set input line 522 * @file: descriptor of device 523 * @i: new input line number 524 * 525 * the current active input line is set 526 * 527 * return value: 0, no error. 528 * 529 * -EINVAL, line number out of range 530 */ 531 static int vidioc_s_input(struct file *file, void *priv, unsigned int i) 532 { 533 struct sta2x11_vip *vip = video_drvdata(file); 534 int ret; 535 536 if (i > 1) 537 return -EINVAL; 538 ret = v4l2_subdev_call(vip->decoder, video, s_routing, i, 0, 0); 539 540 if (!ret) 541 vip->input = i; 542 543 return 0; 544 } 545 546 /** 547 * vidioc_g_input - return input line 548 * @file: descriptor of device 549 * @i: returned input line number 550 * 551 * the current active input line is returned 552 * 553 * return value: always 0. 554 */ 555 static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) 556 { 557 struct sta2x11_vip *vip = video_drvdata(file); 558 559 *i = vip->input; 560 return 0; 561 } 562 563 /** 564 * vidioc_enum_fmt_vid_cap - return video capture format 565 * @f: returned format information 566 * 567 * returns name and format of video capture 568 * Only UYVY is supported by hardware. 569 * 570 * return value: always 0. 571 */ 572 static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, 573 struct v4l2_fmtdesc *f) 574 { 575 576 if (f->index != 0) 577 return -EINVAL; 578 579 strcpy(f->description, "4:2:2, packed, UYVY"); 580 f->pixelformat = V4L2_PIX_FMT_UYVY; 581 f->flags = 0; 582 return 0; 583 } 584 585 /** 586 * vidioc_try_fmt_vid_cap - set video capture format 587 * @file: descriptor of device 588 * @f: new format 589 * 590 * new video format is set which includes width and 591 * field type. width is fixed to 720, no scaling. 592 * Only UYVY is supported by this hardware. 593 * the minimum height is 200, the maximum is 576 (PAL) 594 * 595 * return value: 0, no error 596 * 597 * -EINVAL, pixel or field format not supported 598 * 599 */ 600 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, 601 struct v4l2_format *f) 602 { 603 struct sta2x11_vip *vip = video_drvdata(file); 604 int interlace_lim; 605 606 if (V4L2_PIX_FMT_UYVY != f->fmt.pix.pixelformat) { 607 v4l2_warn(&vip->v4l2_dev, "Invalid format, only UYVY supported\n"); 608 return -EINVAL; 609 } 610 611 if (V4L2_STD_525_60 & vip->std) 612 interlace_lim = 240; 613 else 614 interlace_lim = 288; 615 616 switch (f->fmt.pix.field) { 617 default: 618 case V4L2_FIELD_ANY: 619 if (interlace_lim < f->fmt.pix.height) 620 f->fmt.pix.field = V4L2_FIELD_INTERLACED; 621 else 622 f->fmt.pix.field = V4L2_FIELD_BOTTOM; 623 break; 624 case V4L2_FIELD_TOP: 625 case V4L2_FIELD_BOTTOM: 626 if (interlace_lim < f->fmt.pix.height) 627 f->fmt.pix.height = interlace_lim; 628 break; 629 case V4L2_FIELD_INTERLACED: 630 break; 631 } 632 633 /* It is the only supported format */ 634 f->fmt.pix.pixelformat = V4L2_PIX_FMT_UYVY; 635 f->fmt.pix.height &= ~1; 636 if (2 * interlace_lim < f->fmt.pix.height) 637 f->fmt.pix.height = 2 * interlace_lim; 638 if (200 > f->fmt.pix.height) 639 f->fmt.pix.height = 200; 640 f->fmt.pix.width = 720; 641 f->fmt.pix.bytesperline = f->fmt.pix.width * 2; 642 f->fmt.pix.sizeimage = f->fmt.pix.width * 2 * f->fmt.pix.height; 643 f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; 644 f->fmt.pix.priv = 0; 645 return 0; 646 } 647 648 /** 649 * vidioc_s_fmt_vid_cap - set current video format parameters 650 * @file: descriptor of device 651 * @f: returned format information 652 * 653 * set new capture format 654 * return value: 0, no error 655 * 656 * other, delivered by video DAC routine. 657 */ 658 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, 659 struct v4l2_format *f) 660 { 661 struct sta2x11_vip *vip = video_drvdata(file); 662 unsigned int t_stop, b_stop, pitch; 663 int ret; 664 665 ret = vidioc_try_fmt_vid_cap(file, priv, f); 666 if (ret) 667 return ret; 668 669 if (vb2_is_busy(&vip->vb_vidq)) { 670 /* Can't change format during acquisition */ 671 v4l2_err(&vip->v4l2_dev, "device busy\n"); 672 return -EBUSY; 673 } 674 vip->format = f->fmt.pix; 675 switch (vip->format.field) { 676 case V4L2_FIELD_INTERLACED: 677 t_stop = ((vip->format.height / 2 - 1) << 16) | 678 (2 * vip->format.width - 1); 679 b_stop = t_stop; 680 pitch = 4 * vip->format.width; 681 break; 682 case V4L2_FIELD_TOP: 683 t_stop = ((vip->format.height - 1) << 16) | 684 (2 * vip->format.width - 1); 685 b_stop = (0 << 16) | (2 * vip->format.width - 1); 686 pitch = 2 * vip->format.width; 687 break; 688 case V4L2_FIELD_BOTTOM: 689 t_stop = (0 << 16) | (2 * vip->format.width - 1); 690 b_stop = (vip->format.height << 16) | 691 (2 * vip->format.width - 1); 692 pitch = 2 * vip->format.width; 693 break; 694 default: 695 v4l2_err(&vip->v4l2_dev, "unknown field format\n"); 696 return -EINVAL; 697 } 698 699 spin_lock_irq(&vip->slock); 700 /* Y-X Top Field Offset */ 701 reg_write(vip, DVP_TFO, 0); 702 /* Y-X Bottom Field Offset */ 703 reg_write(vip, DVP_BFO, 0); 704 /* Y-X Top Field Stop*/ 705 reg_write(vip, DVP_TFS, t_stop); 706 /* Y-X Bottom Field Stop */ 707 reg_write(vip, DVP_BFS, b_stop); 708 /* Video Memory Pitch */ 709 reg_write(vip, DVP_VMP, pitch); 710 spin_unlock_irq(&vip->slock); 711 712 return 0; 713 } 714 715 /** 716 * vidioc_g_fmt_vid_cap - get current video format parameters 717 * @file: descriptor of device 718 * @f: contains format information 719 * 720 * returns current video format parameters 721 * 722 * return value: 0, always successful 723 */ 724 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, 725 struct v4l2_format *f) 726 { 727 struct sta2x11_vip *vip = video_drvdata(file); 728 729 f->fmt.pix = vip->format; 730 731 return 0; 732 } 733 734 static const struct v4l2_ioctl_ops vip_ioctl_ops = { 735 .vidioc_querycap = vidioc_querycap, 736 /* FMT handling */ 737 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, 738 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, 739 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, 740 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, 741 /* Buffer handlers */ 742 .vidioc_create_bufs = vb2_ioctl_create_bufs, 743 .vidioc_prepare_buf = vb2_ioctl_prepare_buf, 744 .vidioc_reqbufs = vb2_ioctl_reqbufs, 745 .vidioc_querybuf = vb2_ioctl_querybuf, 746 .vidioc_qbuf = vb2_ioctl_qbuf, 747 .vidioc_dqbuf = vb2_ioctl_dqbuf, 748 /* Stream on/off */ 749 .vidioc_streamon = vb2_ioctl_streamon, 750 .vidioc_streamoff = vb2_ioctl_streamoff, 751 /* Standard handling */ 752 .vidioc_g_std = vidioc_g_std, 753 .vidioc_s_std = vidioc_s_std, 754 .vidioc_querystd = vidioc_querystd, 755 /* Input handling */ 756 .vidioc_enum_input = vidioc_enum_input, 757 .vidioc_g_input = vidioc_g_input, 758 .vidioc_s_input = vidioc_s_input, 759 /* Log status ioctl */ 760 .vidioc_log_status = v4l2_ctrl_log_status, 761 /* Event handling */ 762 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, 763 .vidioc_unsubscribe_event = v4l2_event_unsubscribe, 764 }; 765 766 static struct video_device video_dev_template = { 767 .name = KBUILD_MODNAME, 768 .release = video_device_release, 769 .fops = &vip_fops, 770 .ioctl_ops = &vip_ioctl_ops, 771 .tvnorms = V4L2_STD_ALL, 772 }; 773 774 /** 775 * vip_irq - interrupt routine 776 * @irq: Number of interrupt ( not used, correct number is assumed ) 777 * @vip: local data structure containing all information 778 * 779 * check for both frame interrupts set ( top and bottom ). 780 * check FIFO overflow, but limit number of log messages after open. 781 * signal a complete buffer if done 782 * 783 * return value: IRQ_NONE, interrupt was not generated by VIP 784 * 785 * IRQ_HANDLED, interrupt done. 786 */ 787 static irqreturn_t vip_irq(int irq, struct sta2x11_vip *vip) 788 { 789 unsigned int status; 790 791 status = reg_read(vip, DVP_ITS); 792 793 if (!status) /* No interrupt to handle */ 794 return IRQ_NONE; 795 796 if (status & DVP_IT_FIFO) 797 if (vip->overflow++ > 5) 798 pr_info("VIP: fifo overflow\n"); 799 800 if ((status & DVP_IT_VST) && (status & DVP_IT_VSB)) { 801 /* this is bad, we are too slow, hope the condition is gone 802 * on the next frame */ 803 return IRQ_HANDLED; 804 } 805 806 if (status & DVP_IT_VST) 807 if ((++vip->tcount) < 2) 808 return IRQ_HANDLED; 809 if (status & DVP_IT_VSB) { 810 vip->bcount++; 811 return IRQ_HANDLED; 812 } 813 814 if (vip->active) { /* Acquisition is over on this buffer */ 815 /* Disable acquisition */ 816 reg_write(vip, DVP_CTL, reg_read(vip, DVP_CTL) & ~DVP_CTL_ENA); 817 /* Remove the active buffer from the list */ 818 do_gettimeofday(&vip->active->vb.v4l2_buf.timestamp); 819 vip->active->vb.v4l2_buf.sequence = vip->sequence++; 820 vb2_buffer_done(&vip->active->vb, VB2_BUF_STATE_DONE); 821 } 822 823 return IRQ_HANDLED; 824 } 825 826 static void sta2x11_vip_init_register(struct sta2x11_vip *vip) 827 { 828 /* Register initialization */ 829 spin_lock_irq(&vip->slock); 830 /* Clean interrupt */ 831 reg_read(vip, DVP_ITS); 832 /* Enable Half Line per vertical */ 833 reg_write(vip, DVP_HLFLN, DVP_HLFLN_SD); 834 /* Reset VIP control */ 835 reg_write(vip, DVP_CTL, DVP_CTL_RST); 836 /* Clear VIP control */ 837 reg_write(vip, DVP_CTL, 0); 838 spin_unlock_irq(&vip->slock); 839 } 840 static void sta2x11_vip_clear_register(struct sta2x11_vip *vip) 841 { 842 spin_lock_irq(&vip->slock); 843 /* Disable interrupt */ 844 reg_write(vip, DVP_ITM, 0); 845 /* Reset VIP Control */ 846 reg_write(vip, DVP_CTL, DVP_CTL_RST); 847 /* Clear VIP Control */ 848 reg_write(vip, DVP_CTL, 0); 849 /* Clean VIP Interrupt */ 850 reg_read(vip, DVP_ITS); 851 spin_unlock_irq(&vip->slock); 852 } 853 static int sta2x11_vip_init_buffer(struct sta2x11_vip *vip) 854 { 855 int err; 856 857 err = dma_set_coherent_mask(&vip->pdev->dev, DMA_BIT_MASK(29)); 858 if (err) { 859 v4l2_err(&vip->v4l2_dev, "Cannot configure coherent mask"); 860 return err; 861 } 862 memset(&vip->vb_vidq, 0, sizeof(struct vb2_queue)); 863 vip->vb_vidq.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; 864 vip->vb_vidq.io_modes = VB2_MMAP | VB2_READ; 865 vip->vb_vidq.drv_priv = vip; 866 vip->vb_vidq.buf_struct_size = sizeof(struct vip_buffer); 867 vip->vb_vidq.ops = &vip_video_qops; 868 vip->vb_vidq.mem_ops = &vb2_dma_contig_memops; 869 err = vb2_queue_init(&vip->vb_vidq); 870 if (err) 871 return err; 872 INIT_LIST_HEAD(&vip->buffer_list); 873 spin_lock_init(&vip->lock); 874 875 876 vip->alloc_ctx = vb2_dma_contig_init_ctx(&vip->pdev->dev); 877 if (IS_ERR(vip->alloc_ctx)) { 878 v4l2_err(&vip->v4l2_dev, "Can't allocate buffer context"); 879 return PTR_ERR(vip->alloc_ctx); 880 } 881 882 return 0; 883 } 884 static void sta2x11_vip_release_buffer(struct sta2x11_vip *vip) 885 { 886 vb2_dma_contig_cleanup_ctx(vip->alloc_ctx); 887 } 888 static int sta2x11_vip_init_controls(struct sta2x11_vip *vip) 889 { 890 /* 891 * Inititialize an empty control so VIP can inerithing controls 892 * from ADV7180 893 */ 894 v4l2_ctrl_handler_init(&vip->ctrl_hdl, 0); 895 896 vip->v4l2_dev.ctrl_handler = &vip->ctrl_hdl; 897 if (vip->ctrl_hdl.error) { 898 int err = vip->ctrl_hdl.error; 899 900 v4l2_ctrl_handler_free(&vip->ctrl_hdl); 901 return err; 902 } 903 904 return 0; 905 } 906 907 /** 908 * vip_gpio_reserve - reserve gpio pin 909 * @dev: device 910 * @pin: GPIO pin number 911 * @dir: direction, input or output 912 * @name: GPIO pin name 913 * 914 */ 915 static int vip_gpio_reserve(struct device *dev, int pin, int dir, 916 const char *name) 917 { 918 int ret; 919 920 if (pin == -1) 921 return 0; 922 923 ret = gpio_request(pin, name); 924 if (ret) { 925 dev_err(dev, "Failed to allocate pin %d (%s)\n", pin, name); 926 return ret; 927 } 928 929 ret = gpio_direction_output(pin, dir); 930 if (ret) { 931 dev_err(dev, "Failed to set direction for pin %d (%s)\n", 932 pin, name); 933 gpio_free(pin); 934 return ret; 935 } 936 937 ret = gpio_export(pin, false); 938 if (ret) { 939 dev_err(dev, "Failed to export pin %d (%s)\n", pin, name); 940 gpio_free(pin); 941 return ret; 942 } 943 944 return 0; 945 } 946 947 /** 948 * vip_gpio_release - release gpio pin 949 * @dev: device 950 * @pin: GPIO pin number 951 * @name: GPIO pin name 952 * 953 */ 954 static void vip_gpio_release(struct device *dev, int pin, const char *name) 955 { 956 if (pin != -1) { 957 dev_dbg(dev, "releasing pin %d (%s)\n", pin, name); 958 gpio_unexport(pin); 959 gpio_free(pin); 960 } 961 } 962 963 /** 964 * sta2x11_vip_init_one - init one instance of video device 965 * @pdev: PCI device 966 * @ent: (not used) 967 * 968 * allocate reset pins for DAC. 969 * Reset video DAC, this is done via reset line. 970 * allocate memory for managing device 971 * request interrupt 972 * map IO region 973 * register device 974 * find and initialize video DAC 975 * 976 * return value: 0, no error 977 * 978 * -ENOMEM, no memory 979 * 980 * -ENODEV, device could not be detected or registered 981 */ 982 static int sta2x11_vip_init_one(struct pci_dev *pdev, 983 const struct pci_device_id *ent) 984 { 985 int ret; 986 struct sta2x11_vip *vip; 987 struct vip_config *config; 988 989 /* Check if hardware support 26-bit DMA */ 990 if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(26))) { 991 dev_err(&pdev->dev, "26-bit DMA addressing not available\n"); 992 return -EINVAL; 993 } 994 /* Enable PCI */ 995 ret = pci_enable_device(pdev); 996 if (ret) 997 return ret; 998 999 /* Get VIP platform data */ 1000 config = dev_get_platdata(&pdev->dev); 1001 if (!config) { 1002 dev_info(&pdev->dev, "VIP slot disabled\n"); 1003 ret = -EINVAL; 1004 goto disable; 1005 } 1006 1007 /* Power configuration */ 1008 ret = vip_gpio_reserve(&pdev->dev, config->pwr_pin, 0, 1009 config->pwr_name); 1010 if (ret) 1011 goto disable; 1012 1013 if (config->reset_pin >= 0) { 1014 ret = vip_gpio_reserve(&pdev->dev, config->reset_pin, 0, 1015 config->reset_name); 1016 if (ret) { 1017 vip_gpio_release(&pdev->dev, config->pwr_pin, 1018 config->pwr_name); 1019 goto disable; 1020 } 1021 } 1022 if (config->pwr_pin != -1) { 1023 /* Datasheet says 5ms between PWR and RST */ 1024 usleep_range(5000, 25000); 1025 ret = gpio_direction_output(config->pwr_pin, 1); 1026 } 1027 1028 if (config->reset_pin != -1) { 1029 /* Datasheet says 5ms between PWR and RST */ 1030 usleep_range(5000, 25000); 1031 ret = gpio_direction_output(config->reset_pin, 1); 1032 } 1033 usleep_range(5000, 25000); 1034 1035 /* Allocate a new VIP instance */ 1036 vip = kzalloc(sizeof(struct sta2x11_vip), GFP_KERNEL); 1037 if (!vip) { 1038 ret = -ENOMEM; 1039 goto release_gpios; 1040 } 1041 vip->pdev = pdev; 1042 vip->std = V4L2_STD_PAL; 1043 vip->format = formats_50[0]; 1044 vip->config = config; 1045 1046 ret = sta2x11_vip_init_controls(vip); 1047 if (ret) 1048 goto free_mem; 1049 ret = v4l2_device_register(&pdev->dev, &vip->v4l2_dev); 1050 if (ret) 1051 goto free_mem; 1052 1053 dev_dbg(&pdev->dev, "BAR #0 at 0x%lx 0x%lx irq %d\n", 1054 (unsigned long)pci_resource_start(pdev, 0), 1055 (unsigned long)pci_resource_len(pdev, 0), pdev->irq); 1056 1057 pci_set_master(pdev); 1058 1059 ret = pci_request_regions(pdev, KBUILD_MODNAME); 1060 if (ret) 1061 goto unreg; 1062 1063 vip->iomem = pci_iomap(pdev, 0, 0x100); 1064 if (!vip->iomem) { 1065 ret = -ENOMEM; 1066 goto release; 1067 } 1068 1069 pci_enable_msi(pdev); 1070 1071 /* Initialize buffer */ 1072 ret = sta2x11_vip_init_buffer(vip); 1073 if (ret) 1074 goto unmap; 1075 1076 spin_lock_init(&vip->slock); 1077 1078 ret = request_irq(pdev->irq, 1079 (irq_handler_t) vip_irq, 1080 IRQF_SHARED, KBUILD_MODNAME, vip); 1081 if (ret) { 1082 dev_err(&pdev->dev, "request_irq failed\n"); 1083 ret = -ENODEV; 1084 goto release_buf; 1085 } 1086 1087 /* Alloc, initialize and register video device */ 1088 vip->video_dev = video_device_alloc(); 1089 if (!vip->video_dev) { 1090 ret = -ENOMEM; 1091 goto release_irq; 1092 } 1093 1094 vip->video_dev = &video_dev_template; 1095 vip->video_dev->v4l2_dev = &vip->v4l2_dev; 1096 vip->video_dev->queue = &vip->vb_vidq; 1097 set_bit(V4L2_FL_USE_FH_PRIO, &vip->video_dev->flags); 1098 video_set_drvdata(vip->video_dev, vip); 1099 1100 ret = video_register_device(vip->video_dev, VFL_TYPE_GRABBER, -1); 1101 if (ret) 1102 goto vrelease; 1103 1104 /* Get ADV7180 subdevice */ 1105 vip->adapter = i2c_get_adapter(vip->config->i2c_id); 1106 if (!vip->adapter) { 1107 ret = -ENODEV; 1108 dev_err(&pdev->dev, "no I2C adapter found\n"); 1109 goto vunreg; 1110 } 1111 1112 vip->decoder = v4l2_i2c_new_subdev(&vip->v4l2_dev, vip->adapter, 1113 "adv7180", vip->config->i2c_addr, 1114 NULL); 1115 if (!vip->decoder) { 1116 ret = -ENODEV; 1117 dev_err(&pdev->dev, "no decoder found\n"); 1118 goto vunreg; 1119 } 1120 1121 i2c_put_adapter(vip->adapter); 1122 v4l2_subdev_call(vip->decoder, core, init, 0); 1123 1124 sta2x11_vip_init_register(vip); 1125 1126 dev_info(&pdev->dev, "STA2X11 Video Input Port (VIP) loaded\n"); 1127 return 0; 1128 1129 vunreg: 1130 video_set_drvdata(vip->video_dev, NULL); 1131 vrelease: 1132 if (video_is_registered(vip->video_dev)) 1133 video_unregister_device(vip->video_dev); 1134 else 1135 video_device_release(vip->video_dev); 1136 release_irq: 1137 free_irq(pdev->irq, vip); 1138 release_buf: 1139 sta2x11_vip_release_buffer(vip); 1140 pci_disable_msi(pdev); 1141 unmap: 1142 vb2_queue_release(&vip->vb_vidq); 1143 pci_iounmap(pdev, vip->iomem); 1144 release: 1145 pci_release_regions(pdev); 1146 unreg: 1147 v4l2_device_unregister(&vip->v4l2_dev); 1148 free_mem: 1149 kfree(vip); 1150 release_gpios: 1151 vip_gpio_release(&pdev->dev, config->reset_pin, config->reset_name); 1152 vip_gpio_release(&pdev->dev, config->pwr_pin, config->pwr_name); 1153 disable: 1154 /* 1155 * do not call pci_disable_device on sta2x11 because it break all 1156 * other Bus masters on this EP 1157 */ 1158 return ret; 1159 } 1160 1161 /** 1162 * sta2x11_vip_remove_one - release device 1163 * @pdev: PCI device 1164 * 1165 * Undo everything done in .._init_one 1166 * 1167 * unregister video device 1168 * free interrupt 1169 * unmap ioadresses 1170 * free memory 1171 * free GPIO pins 1172 */ 1173 static void sta2x11_vip_remove_one(struct pci_dev *pdev) 1174 { 1175 struct v4l2_device *v4l2_dev = pci_get_drvdata(pdev); 1176 struct sta2x11_vip *vip = 1177 container_of(v4l2_dev, struct sta2x11_vip, v4l2_dev); 1178 1179 sta2x11_vip_clear_register(vip); 1180 1181 video_set_drvdata(vip->video_dev, NULL); 1182 video_unregister_device(vip->video_dev); 1183 /*do not call video_device_release() here, is already done */ 1184 free_irq(pdev->irq, vip); 1185 pci_disable_msi(pdev); 1186 vb2_queue_release(&vip->vb_vidq); 1187 pci_iounmap(pdev, vip->iomem); 1188 pci_release_regions(pdev); 1189 1190 v4l2_device_unregister(&vip->v4l2_dev); 1191 1192 vip_gpio_release(&pdev->dev, vip->config->pwr_pin, 1193 vip->config->pwr_name); 1194 vip_gpio_release(&pdev->dev, vip->config->reset_pin, 1195 vip->config->reset_name); 1196 1197 kfree(vip); 1198 /* 1199 * do not call pci_disable_device on sta2x11 because it break all 1200 * other Bus masters on this EP 1201 */ 1202 } 1203 1204 #ifdef CONFIG_PM 1205 1206 /** 1207 * sta2x11_vip_suspend - set device into power save mode 1208 * @pdev: PCI device 1209 * @state: new state of device 1210 * 1211 * all relevant registers are saved and an attempt to set a new state is made. 1212 * 1213 * return value: 0 always indicate success, 1214 * even if device could not be disabled. (workaround for hardware problem) 1215 */ 1216 static int sta2x11_vip_suspend(struct pci_dev *pdev, pm_message_t state) 1217 { 1218 struct v4l2_device *v4l2_dev = pci_get_drvdata(pdev); 1219 struct sta2x11_vip *vip = 1220 container_of(v4l2_dev, struct sta2x11_vip, v4l2_dev); 1221 unsigned long flags; 1222 int i; 1223 1224 spin_lock_irqsave(&vip->slock, flags); 1225 vip->register_save_area[0] = reg_read(vip, DVP_CTL); 1226 reg_write(vip, DVP_CTL, vip->register_save_area[0] & DVP_CTL_DIS); 1227 vip->register_save_area[SAVE_COUNT] = reg_read(vip, DVP_ITM); 1228 reg_write(vip, DVP_ITM, 0); 1229 for (i = 1; i < SAVE_COUNT; i++) 1230 vip->register_save_area[i] = reg_read(vip, 4 * i); 1231 for (i = 0; i < AUX_COUNT; i++) 1232 vip->register_save_area[SAVE_COUNT + IRQ_COUNT + i] = 1233 reg_read(vip, registers_to_save[i]); 1234 spin_unlock_irqrestore(&vip->slock, flags); 1235 /* save pci state */ 1236 pci_save_state(pdev); 1237 if (pci_set_power_state(pdev, pci_choose_state(pdev, state))) { 1238 /* 1239 * do not call pci_disable_device on sta2x11 because it 1240 * break all other Bus masters on this EP 1241 */ 1242 vip->disabled = 1; 1243 } 1244 1245 pr_info("VIP: suspend\n"); 1246 return 0; 1247 } 1248 1249 /** 1250 * sta2x11_vip_resume - resume device operation 1251 * @pdev : PCI device 1252 * 1253 * re-enable device, set PCI state to powered and restore registers. 1254 * resume normal device operation afterwards. 1255 * 1256 * return value: 0, no error. 1257 * 1258 * other, could not set device to power on state. 1259 */ 1260 static int sta2x11_vip_resume(struct pci_dev *pdev) 1261 { 1262 struct v4l2_device *v4l2_dev = pci_get_drvdata(pdev); 1263 struct sta2x11_vip *vip = 1264 container_of(v4l2_dev, struct sta2x11_vip, v4l2_dev); 1265 unsigned long flags; 1266 int ret, i; 1267 1268 pr_info("VIP: resume\n"); 1269 /* restore pci state */ 1270 if (vip->disabled) { 1271 ret = pci_enable_device(pdev); 1272 if (ret) { 1273 pr_warn("VIP: Can't enable device.\n"); 1274 return ret; 1275 } 1276 vip->disabled = 0; 1277 } 1278 ret = pci_set_power_state(pdev, PCI_D0); 1279 if (ret) { 1280 /* 1281 * do not call pci_disable_device on sta2x11 because it 1282 * break all other Bus masters on this EP 1283 */ 1284 pr_warn("VIP: Can't enable device.\n"); 1285 vip->disabled = 1; 1286 return ret; 1287 } 1288 1289 pci_restore_state(pdev); 1290 1291 spin_lock_irqsave(&vip->slock, flags); 1292 for (i = 1; i < SAVE_COUNT; i++) 1293 reg_write(vip, 4 * i, vip->register_save_area[i]); 1294 for (i = 0; i < AUX_COUNT; i++) 1295 reg_write(vip, registers_to_save[i], 1296 vip->register_save_area[SAVE_COUNT + IRQ_COUNT + i]); 1297 reg_write(vip, DVP_CTL, vip->register_save_area[0]); 1298 reg_write(vip, DVP_ITM, vip->register_save_area[SAVE_COUNT]); 1299 spin_unlock_irqrestore(&vip->slock, flags); 1300 return 0; 1301 } 1302 1303 #endif 1304 1305 static const struct pci_device_id sta2x11_vip_pci_tbl[] = { 1306 {PCI_DEVICE(PCI_VENDOR_ID_STMICRO, PCI_DEVICE_ID_STMICRO_VIP)}, 1307 {0,} 1308 }; 1309 1310 static struct pci_driver sta2x11_vip_driver = { 1311 .name = KBUILD_MODNAME, 1312 .probe = sta2x11_vip_init_one, 1313 .remove = sta2x11_vip_remove_one, 1314 .id_table = sta2x11_vip_pci_tbl, 1315 #ifdef CONFIG_PM 1316 .suspend = sta2x11_vip_suspend, 1317 .resume = sta2x11_vip_resume, 1318 #endif 1319 }; 1320 1321 static int __init sta2x11_vip_init_module(void) 1322 { 1323 return pci_register_driver(&sta2x11_vip_driver); 1324 } 1325 1326 static void __exit sta2x11_vip_exit_module(void) 1327 { 1328 pci_unregister_driver(&sta2x11_vip_driver); 1329 } 1330 1331 #ifdef MODULE 1332 module_init(sta2x11_vip_init_module); 1333 module_exit(sta2x11_vip_exit_module); 1334 #else 1335 late_initcall_sync(sta2x11_vip_init_module); 1336 #endif 1337 1338 MODULE_DESCRIPTION("STA2X11 Video Input Port driver"); 1339 MODULE_AUTHOR("Wind River"); 1340 MODULE_LICENSE("GPL v2"); 1341 MODULE_SUPPORTED_DEVICE("sta2x11 video input"); 1342 MODULE_VERSION(DRV_VERSION); 1343 MODULE_DEVICE_TABLE(pci, sta2x11_vip_pci_tbl); 1344