drivers/video/rockchip/rk_fb.c

   1 /*
   2  * drivers/video/rockchip/rk_fb.c
   3  *
   4  * Copyright (C) ROCKCHIP, Inc.
   5  *Author:yxj<yxj@rock-chips.com>
   6  * This software is licensed under the terms of the GNU General Public
   7  * License version 2, as published by the Free Software Foundation, and
   8  * may be copied, distributed, and modified under those terms.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #include <linux/module.h>
  17 #include <linux/kernel.h>
  18 #include <linux/errno.h>
  19 #include <linux/string.h>
  20 #include <linux/mm.h>
  21 #include <linux/slab.h>
  22 #include <linux/delay.h>
  23 #include <linux/device.h>
  24 #include <linux/kthread.h>
  25 #include <linux/fb.h>
  26 #include <linux/init.h>
  27 #include <asm/div64.h>
  28 #include <linux/uaccess.h>
  29 #include <linux/rk_fb.h>
  30 #include <linux/linux_logo.h>
  31 #include <linux/dma-mapping.h>
  32
  33
  34 #if defined(CONFIG_RK_HDMI)
  35 #include "hdmi/rk_hdmi.h"
  36 #endif
  37
  38 #ifdef CONFIG_OF
  39 #include <linux/of.h>
  40 #include <linux/of_gpio.h>
  41 #include <video/of_display_timing.h>
  42 #include <video/display_timing.h>
  43 #include <dt-bindings/rkfb/rk_fb.h>
  44 #endif
  45
  46 #if defined(CONFIG_ION_ROCKCHIP)
  47 #include <linux/rockchip_ion.h>
  48 #ifdef USE_ION_MMU
  49 #include <linux/rockchip/iovmm.h>
  50 #include <linux/rockchip/sysmmu.h>
  51 #include <linux/dma-buf.h>
  52 #endif
  53 #endif
  54
  55 static int hdmi_switch_complete;
  56 static struct platform_device *fb_pdev;
  57 struct list_head saved_list;
  58
  59 #if defined(CONFIG_FB_MIRRORING)
  60 int (*video_data_to_mirroring)(struct fb_info *info, u32 yuv_phy[2]);
  61 EXPORT_SYMBOL(video_data_to_mirroring);
  62 #endif
  63
  64
  65 static struct rk_fb_trsm_ops *trsm_lvds_ops;
  66 static struct rk_fb_trsm_ops *trsm_edp_ops;
  67 static struct rk_fb_trsm_ops *trsm_mipi_ops;
  68
  69 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
  70 {
  71         switch (type) {
  72         case SCREEN_RGB:
  73         case SCREEN_LVDS:
  74         case SCREEN_DUAL_LVDS:
  75                 trsm_lvds_ops = ops;
  76                 break;
  77         case SCREEN_EDP:
  78                 trsm_edp_ops = ops;
  79                 break;
  80         case SCREEN_MIPI:
  81         case SCREEN_DUAL_MIPI:
  82                 trsm_mipi_ops = ops;
  83                 break;
  84         default:
  85                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
  86                         __func__, type);
  87                 break;
  88         }
  89         return 0;
  90 }
  91
  92 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
  93 {
  94         struct rk_fb_trsm_ops *ops;
  95         switch (type) {
  96         case SCREEN_RGB:
  97         case SCREEN_LVDS:
  98         case SCREEN_DUAL_LVDS:
  99                 ops = trsm_lvds_ops;
 100                 break;
 101         case SCREEN_EDP:
 102                 ops = trsm_edp_ops;
 103                 break;
 104         case SCREEN_MIPI:
 105         case SCREEN_DUAL_MIPI:
 106                 ops = trsm_mipi_ops;
 107                 break;
 108         default:
 109                 ops = NULL;
 110                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 111                         __func__, type);
 112                 break;
 113         }
 114         return ops;
 115 }
 116
 117 int rk_fb_pixel_width(int data_format)
 118 {
 119         int pixel_width;
 120         switch(data_format){
 121         case XBGR888:
 122         case ABGR888:
 123         case ARGB888:
 124                 pixel_width = 4*8;
 125                 break;
 126         case RGB888:
 127                 pixel_width = 3*8;
 128                 break;
 129         case RGB565:
 130                 pixel_width = 2*8;
 131                 break;
 132         case YUV422:
 133         case YUV420:
 134         case YUV444:
 135                 pixel_width = 1*8;
 136                 break;
 137         default:
 138                 printk(KERN_WARNING "%s:un supported format:0x%x\n",
 139                         __func__,data_format);
 140                 return -EINVAL;
 141         }
 142         return pixel_width;
 143 }
 144
 145 static int rk_fb_data_fmt(int data_format,int bits_per_pixel)
 146 {
 147         int fb_data_fmt;
 148         if(data_format){
 149                 switch(data_format){
 150                 case HAL_PIXEL_FORMAT_RGBX_8888:
 151                         fb_data_fmt = XBGR888;
 152                         break;
 153                 case HAL_PIXEL_FORMAT_RGBA_8888:
 154                         fb_data_fmt = ABGR888;
 155                         break;
 156                 case HAL_PIXEL_FORMAT_BGRA_8888:
 157                         fb_data_fmt = ARGB888;
 158                         break;
 159                 case HAL_PIXEL_FORMAT_RGB_888:
 160                         fb_data_fmt = RGB888;
 161                         break;
 162                 case HAL_PIXEL_FORMAT_RGB_565:
 163                         fb_data_fmt = RGB565;
 164                         break;
 165                 case HAL_PIXEL_FORMAT_YCbCr_422_SP: // yuv422
 166                         fb_data_fmt = YUV422;
 167                         break;
 168                 case HAL_PIXEL_FORMAT_YCrCb_NV12: // YUV420---uvuvuv
 169                         fb_data_fmt = YUV420;
 170                         break;
 171                 case HAL_PIXEL_FORMAT_YCrCb_444: // yuv444
 172                         fb_data_fmt = YUV444;
 173                         break;
 174                 default:
 175                         printk(KERN_WARNING "%s:un supported format:0x%x\n",
 176                                 __func__,data_format);
 177                     return -EINVAL;
 178                 }
 179         }else{
 180                 switch(bits_per_pixel){
 181                 case 32:
 182                         fb_data_fmt = ARGB888;
 183                         break;
 184                 case 16:
 185                         fb_data_fmt = RGB565;
 186                         break;
 187                 default:
 188                         printk(KERN_WARNING "%s:un supported bits_per_pixel:%d\n",
 189                                 __func__,bits_per_pixel);
 190                         break;
 191                 }
 192         }
 193         return fb_data_fmt;
 194 }
 195
 196 /* rk display power control parse from dts
 197  *
 198 */
 199 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 200 {
 201         struct device_node *root  = of_get_child_by_name(dev_drv->dev->of_node,
 202                                 "power_ctr");
 203         struct device_node *child;
 204         struct rk_disp_pwr_ctr_list *pwr_ctr;
 205         struct list_head *pos;
 206         enum of_gpio_flags flags;
 207         u32 val = 0;
 208         u32 debug = 0;
 209         u32 mirror = 0;
 210         int ret;
 211
 212         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 213         if (!root) {
 214                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",dev_drv->id);
 215                 return -ENODEV;
 216         }
 217
 218         for_each_child_of_node(root, child) {
 219                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list), GFP_KERNEL);
 220                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 221                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 222                         if (val == GPIO) {
 223                                 pwr_ctr->pwr_ctr.type = GPIO;
 224                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 225                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 226                                         dev_err(dev_drv->dev, "%s ivalid gpio\n", child->name);
 227                                         return -EINVAL;
 228                                 }
 229                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 230                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,child->name);
 231                                 if (ret) {
 232                                         dev_err(dev_drv->dev, "request %s gpio fail:%d\n",
 233                                                 child->name,ret);
 234                                 }
 235
 236                         } else {
 237                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 238
 239                         }
 240                 };
 241                 of_property_read_u32(child, "rockchip,delay", &val);
 242                 pwr_ctr->pwr_ctr.delay = val;
 243                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 244         }
 245
 246         of_property_read_u32(root, "rockchip,mirror", &mirror);
 247
 248         if (mirror == NO_MIRROR) {
 249                 dev_drv->screen0->x_mirror = 0;
 250                 dev_drv->screen0->y_mirror = 0;
 251         } else if (mirror == X_MIRROR) {
 252                 dev_drv->screen0->x_mirror = 1;
 253                 dev_drv->screen0->y_mirror = 0;
 254         } else if (mirror == Y_MIRROR) {
 255                 dev_drv->screen0->x_mirror = 0;
 256                 dev_drv->screen0->y_mirror = 1;
 257         } else if(mirror == X_Y_MIRROR) {
 258                 dev_drv->screen0->x_mirror = 1;
 259                 dev_drv->screen0->y_mirror = 1;
 260         }
 261
 262         of_property_read_u32(root, "rockchip,debug", &debug);
 263
 264         if (debug) {
 265                 list_for_each(pos, &dev_drv->pwrlist_head) {
 266                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 267                         printk(KERN_INFO "pwr_ctr_name:%s\n"
 268                                          "pwr_type:%s\n"
 269                                          "gpio:%d\n"
 270                                          "atv_val:%d\n"
 271                                          "delay:%d\n\n",
 272                                          pwr_ctr->pwr_ctr.name,
 273                                          (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 274                                          pwr_ctr->pwr_ctr.gpio,
 275                                          pwr_ctr->pwr_ctr.atv_val,
 276                                          pwr_ctr->pwr_ctr.delay);
 277                 }
 278         }
 279
 280         return 0;
 281
 282 }
 283
 284 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 285 {
 286         struct list_head *pos;
 287         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 288         struct pwr_ctr *pwr_ctr;
 289         if (list_empty(&dev_drv->pwrlist_head))
 290                 return 0;
 291         list_for_each(pos, &dev_drv->pwrlist_head) {
 292                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 293                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 294                 if (pwr_ctr->type == GPIO) {
 295                         gpio_direction_output(pwr_ctr->gpio,pwr_ctr->atv_val);
 296                         mdelay(pwr_ctr->delay);
 297                 }
 298         }
 299
 300         return 0;
 301 }
 302
 303 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 304 {
 305         struct list_head *pos;
 306         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 307         struct pwr_ctr *pwr_ctr;
 308         if (list_empty(&dev_drv->pwrlist_head))
 309                 return 0;
 310         list_for_each(pos, &dev_drv->pwrlist_head) {
 311                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 312                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 313                 if (pwr_ctr->type == GPIO) {
 314                         gpio_set_value(pwr_ctr->gpio,pwr_ctr->atv_val);
 315                 }
 316         }
 317
 318         return 0;
 319 }
 320
 321 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 322                                 struct rk_screen *screen)
 323 {
 324         screen->mode.pixclock = dt->pixelclock.typ;
 325         screen->mode.left_margin = dt->hback_porch.typ;
 326         screen->mode.right_margin = dt->hfront_porch.typ;
 327         screen->mode.xres = dt->hactive.typ;
 328         screen->mode.hsync_len = dt->hsync_len.typ;
 329         screen->mode.upper_margin = dt->vback_porch.typ;
 330         screen->mode.lower_margin = dt->vfront_porch.typ;
 331         screen->mode.yres = dt->vactive.typ;
 332         screen->mode.vsync_len = dt->vsync_len.typ;
 333         screen->type = dt->screen_type;
 334         screen->lvds_format = dt->lvds_format;
 335         screen->face = dt->face;
 336
 337         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 338                 screen->pin_dclk = 1;
 339         else
 340                 screen->pin_dclk = 0;
 341         if(dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 342                 screen->pin_hsync = 1;
 343         else
 344                 screen->pin_hsync = 0;
 345         if(dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 346                 screen->pin_vsync = 1;
 347         else
 348                 screen->pin_vsync = 0;
 349         if(dt->flags & DISPLAY_FLAGS_DE_HIGH)
 350                 screen->pin_den = 1;
 351         else
 352                 screen->pin_den = 0;
 353
 354         return 0;
 355
 356 }
 357
 358 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 359 {
 360         struct display_timings *disp_timing;
 361         struct display_timing *dt;
 362         disp_timing = of_get_display_timings(np);
 363         if (!disp_timing) {
 364                 pr_err("parse display timing err\n");
 365                 return -EINVAL;
 366         }
 367         dt = display_timings_get(disp_timing, 0);
 368         rk_fb_video_mode_from_timing(dt, screen);
 369         printk(KERN_DEBUG "dclk:%d\n"
 370                          "hactive:%d\n"
 371                          "hback_porch:%d\n"
 372                          "hfront_porch:%d\n"
 373                          "hsync_len:%d\n"
 374                          "vactive:%d\n"
 375                          "vback_porch:%d\n"
 376                          "vfront_porch:%d\n"
 377                          "vsync_len:%d\n"
 378                          "screen_type:%d\n"
 379                          "lvds_format:%d\n"
 380                          "face:%d\n",
 381                         dt->pixelclock.typ,
 382                         dt->hactive.typ,
 383                         dt->hback_porch.typ,
 384                         dt->hfront_porch.typ,
 385                         dt->hsync_len.typ,
 386                         dt->vactive.typ,
 387                         dt->vback_porch.typ,
 388                         dt->vfront_porch.typ,
 389                         dt->vsync_len.typ,
 390                         dt->screen_type,
 391                         dt->lvds_format,
 392                         dt->face);
 393         return 0;
 394
 395 }
 396
 397 int  rk_fb_calc_fps(struct rk_screen * screen, u32 pixclock)
 398 {
 399         int x, y;
 400         unsigned long long hz;
 401         if (!screen) {
 402                 printk(KERN_ERR "%s:null screen!\n", __func__);
 403                 return 0;
 404         }
 405         x = screen->mode.xres + screen->mode.left_margin + screen->mode.right_margin +
 406             screen->mode.hsync_len;
 407         y = screen->mode.yres + screen->mode.upper_margin + screen->mode.lower_margin +
 408             screen->mode.vsync_len;
 409
 410         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 411
 412         hz += (x * y) / 2;
 413         do_div(hz, x * y);      /* divide by x * y with rounding */
 414
 415         hz += pixclock / 2;
 416         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 417
 418         return hz;
 419 }
 420
 421 char *get_format_string(enum data_format format, char *fmt)
 422 {
 423         if (!fmt)
 424                 return NULL;
 425         switch (format) {
 426         case ARGB888:
 427                 strcpy(fmt, "ARGB888");
 428                 break;
 429         case RGB888:
 430                 strcpy(fmt, "RGB888");
 431                 break;
 432         case RGB565:
 433                 strcpy(fmt, "RGB565");
 434                 break;
 435         case YUV420:
 436                 strcpy(fmt, "YUV420");
 437                 break;
 438         case YUV422:
 439                 strcpy(fmt, "YUV422");
 440                 break;
 441         case YUV444:
 442                 strcpy(fmt, "YUV444");
 443                 break;
 444         case XRGB888:
 445                 strcpy(fmt, "XRGB888");
 446                 break;
 447         case XBGR888:
 448                 strcpy(fmt, "XBGR888");
 449                 break;
 450         case ABGR888:
 451                 strcpy(fmt, "XBGR888");
 452                 break;
 453         default:
 454                 strcpy(fmt, "invalid");
 455                 break;
 456         }
 457
 458         return fmt;
 459
 460 }
 461
 462
 463
 464 /**********************************************************************
 465 this is for hdmi
 466 name: lcdc device name ,lcdc0 , lcdc1
 467 ***********************************************************************/
 468 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 469 {
 470         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
 471         int i = 0;
 472         for (i = 0; i < inf->num_lcdc; i++) {
 473                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name))
 474                         break;
 475         }
 476         return inf->lcdc_dev_drv[i];
 477
 478 }
 479
 480 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 481 {
 482         struct rk_fb *inf = NULL;
 483         struct rk_lcdc_driver *dev_drv = NULL;
 484         int i = 0;
 485
 486         if (likely(fb_pdev))
 487                 inf = platform_get_drvdata(fb_pdev);
 488         else
 489                 return NULL;
 490
 491         for (i = 0; i < inf->num_lcdc; i++) {
 492                 if (inf->lcdc_dev_drv[i]->prop ==  PRMRY) {
 493                         dev_drv = inf->lcdc_dev_drv[i];
 494                         break;
 495                 }
 496         }
 497
 498         return dev_drv;
 499 }
 500
 501
 502 int rk_fb_get_prmry_screen_ft(void)
 503 {
 504         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 505         uint32_t htotal, vtotal, pix_total, ft_us, dclk_mhz;
 506
 507         if (unlikely(!dev_drv))
 508                 return 0;
 509
 510         dclk_mhz = dev_drv->pixclock/(1000*1000);
 511
 512         htotal = (dev_drv->cur_screen->mode.upper_margin + dev_drv->cur_screen->mode.lower_margin +
 513                 dev_drv->cur_screen->mode.yres + dev_drv->cur_screen->mode.vsync_len);
 514         vtotal = (dev_drv->cur_screen->mode.left_margin + dev_drv->cur_screen->mode.right_margin +
 515                 dev_drv->cur_screen->mode.xres + dev_drv->cur_screen->mode.hsync_len);
 516         pix_total = htotal*vtotal;
 517         ft_us = pix_total / dclk_mhz;
 518
 519         return ft_us;
 520 }
 521
 522 static struct rk_lcdc_driver  *rk_get_extend_lcdc_drv(void)
 523 {
 524         struct rk_fb *inf = NULL;
 525         struct rk_lcdc_driver *dev_drv = NULL;
 526         int i = 0;
 527
 528         if (likely(fb_pdev))
 529                 inf = platform_get_drvdata(fb_pdev);
 530         else
 531                 return NULL;
 532
 533         for (i = 0; i < inf->num_lcdc; i++) {
 534                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 535                         dev_drv = inf->lcdc_dev_drv[i];
 536                         break;
 537                 }
 538         }
 539
 540         return dev_drv;
 541 }
 542
 543
 544 u32 rk_fb_get_prmry_screen_pixclock(void)
 545 {
 546         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 547         return dev_drv->pixclock;
 548 }
 549
 550 int rk_fb_poll_prmry_screen_vblank(void)
 551 {
 552         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 553         if (likely(dev_drv)) {
 554                 if (dev_drv->ops->poll_vblank)
 555                         return dev_drv->ops->poll_vblank(dev_drv);
 556                 else
 557                         return RK_LF_STATUS_NC;
 558         } else
 559                 return RK_LF_STATUS_NC;
 560 }
 561
 562 bool rk_fb_poll_wait_frame_complete(void)
 563 {
 564         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 565         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC)
 566                 return false;
 567
 568         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR)  &&  --timeout);
 569         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC)  &&  --timeout);
 570
 571         return true;
 572 }
 573 static int rk_fb_open(struct fb_info *info, int user)
 574 {
 575         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 576         int win_id;
 577
 578         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 579         if (dev_drv->win[win_id]->state)
 580                 return 0;    /* if this win aready opened ,no need to reopen*/
 581         else
 582                 dev_drv->ops->open(dev_drv, win_id, 1);
 583         return 0;
 584 }
 585
 586 static int  get_extend_fb_id(struct fb_info *info)
 587 {
 588         int fb_id = 0;
 589         char *id = info->fix.id;
 590         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 591         if (!strcmp(id, "fb0"))
 592                 fb_id = 0;
 593         else if (!strcmp(id, "fb1"))
 594                 fb_id = 1;
 595         else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
 596                 fb_id = 2;
 597         return fb_id;
 598 }
 599
 600 static int rk_fb_close(struct fb_info *info, int user)
 601 {
 602         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 603         struct rk_lcdc_win *win = NULL;
 604         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 605         if (win_id >= 0) {
 606                 win = dev_drv->win[win_id];
 607                 info->fix.smem_start = win->reserved;
 608
 609                 info->var.xres = dev_drv->screen0->mode.xres;
 610                 info->var.yres = dev_drv->screen0->mode.yres;
 611                 info->var.grayscale |= (info->var.xres<<8) + (info->var.yres<<20);
 612 #if defined(CONFIG_LOGO_LINUX_BMP)
 613                 info->var.bits_per_pixel = 32;
 614 #else
 615                 info->var.bits_per_pixel = 16;
 616 #endif
 617                 info->fix.line_length  = (info->var.xres)*(info->var.bits_per_pixel>>3);
 618                 info->var.xres_virtual = info->var.xres;
 619                 info->var.yres_virtual = info->var.yres;
 620                 info->var.width =  dev_drv->screen0->width;
 621                 info->var.height = dev_drv->screen0->height;
 622                 info->var.pixclock = dev_drv->pixclock;
 623                 info->var.left_margin = dev_drv->screen0->mode.left_margin;
 624                 info->var.right_margin = dev_drv->screen0->mode.right_margin;
 625                 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
 626                 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
 627                 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 628                 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 629         }
 630
 631         return 0;
 632 }
 633
 634
 635 #if defined(CONFIG_RK29_IPP)
 636 static int get_ipp_format(int fmt)
 637 {
 638         int ipp_fmt = IPP_XRGB_8888;
 639         switch (fmt) {
 640         case HAL_PIXEL_FORMAT_RGBX_8888:
 641         case HAL_PIXEL_FORMAT_RGBA_8888:
 642         case HAL_PIXEL_FORMAT_BGRA_8888:
 643         case HAL_PIXEL_FORMAT_RGB_888:
 644                 ipp_fmt = IPP_XRGB_8888;
 645                 break;
 646         case HAL_PIXEL_FORMAT_RGB_565:
 647                 ipp_fmt = IPP_RGB_565;
 648                 break;
 649         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
 650                 ipp_fmt = IPP_Y_CBCR_H2V1;
 651                 break;
 652         case HAL_PIXEL_FORMAT_YCrCb_NV12:
 653                 ipp_fmt = IPP_Y_CBCR_H2V2;
 654                 break;
 655         case HAL_PIXEL_FORMAT_YCrCb_444:
 656                 ipp_fmt = IPP_Y_CBCR_H1V1;
 657                 break;
 658         default:
 659                 ipp_fmt = IPP_IMGTYPE_LIMIT;
 660                 break;
 661         }
 662
 663         return ipp_fmt;
 664 }
 665
 666 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
 667                                 int rotation, int fmt)
 668 {
 669         int align16 = 2;
 670         int align64 = 8;
 671
 672
 673         if (fmt == IPP_XRGB_8888) {
 674                 align16 = 1;
 675                 align64 = 2;
 676         } else if (fmt == IPP_RGB_565) {
 677                 align16 = 1;
 678                 align64 = 4;
 679         } else {
 680                 align16 = 2;
 681                 align64 = 8;
 682         }
 683         align16 -= 1;  /*for YUV, 1*/
 684         align64 -= 1;  /*for YUV, 7*/
 685
 686         if (rotation == IPP_ROT_0) {
 687                 if (fmt > IPP_RGB_565) {
 688                         if ((*dst_w & 1) != 0)
 689                                 *dst_w = *dst_w+1;
 690                         if ((*dst_h & 1) != 0)
 691                                 *dst_h = *dst_h+1;
 692                         if (*dst_vir_w < *dst_w)
 693                                 *dst_vir_w = *dst_w;
 694                 }
 695         } else {
 696
 697                 if ((*dst_w & align64) != 0)
 698                         *dst_w = (*dst_w+align64)&(~align64);
 699                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
 700                         *dst_h = *dst_h+1;
 701                 if (*dst_vir_w < *dst_w)
 702                         *dst_vir_w = *dst_w;
 703         }
 704
 705 }
 706
 707 static void fb_copy_by_ipp(struct fb_info *dst_info,
 708                 struct fb_info *src_info, int offset)
 709 {
 710         struct rk29_ipp_req ipp_req;
 711         uint32_t  rotation = 0;
 712         int dst_w, dst_h, dst_vir_w;
 713         int ipp_fmt;
 714         u8 data_format = (dst_info->var.nonstd)&0xff;
 715
 716         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
 717 #if defined(CONFIG_FB_ROTATE)
 718         int orientation = 270 - CONFIG_ROTATE_ORIENTATION;
 719         switch (orientation) {
 720         case 0:
 721                 rotation = IPP_ROT_0;
 722                 break;
 723         case 90:
 724                 rotation = IPP_ROT_90;
 725                 break;
 726         case 180:
 727                 rotation = IPP_ROT_180;
 728                 break;
 729         case 270:
 730                 rotation = IPP_ROT_270;
 731                 break;
 732         default:
 733                 rotation = IPP_ROT_270;
 734                 break;
 735
 736         }
 737 #endif
 738
 739         dst_w = dst_info->var.xres;
 740         dst_h = dst_info->var.yres;
 741         dst_vir_w = dst_info->var.xres_virtual;
 742         ipp_fmt = get_ipp_format(data_format);
 743         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
 744         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
 745         ipp_req.src0.w = src_info->var.xres;
 746         ipp_req.src0.h = src_info->var.yres;
 747         ipp_req.src_vir_w = src_info->var.xres_virtual;
 748         ipp_req.src0.fmt = ipp_fmt;
 749
 750         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
 751         ipp_req.dst0.w = dst_w;
 752         ipp_req.dst0.h = dst_h;
 753         ipp_req.dst_vir_w = dst_vir_w;
 754         ipp_req.dst0.fmt = ipp_fmt;
 755
 756
 757         ipp_req.timeout = 100;
 758         ipp_req.flag = rotation;
 759         ipp_blit_sync(&ipp_req);
 760
 761 }
 762
 763 #endif
 764
 765
 766 static int rk_fb_rotate(struct fb_info *dst_info,
 767                                 struct fb_info *src_info, int offset)
 768 {
 769         #if defined(CONFIG_RK29_IPP)
 770                 fb_copy_by_ipp(dst_info, src_info, offset);
 771         #else
 772                 return -1;
 773         #endif
 774                 return 0;
 775 }
 776 static int rk_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
 777 {
 778         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
 779         struct rk_lcdc_driver *dev_drv  = (struct rk_lcdc_driver *)info->par;
 780         struct fb_fix_screeninfo *fix = &info->fix;
 781         struct fb_info *extend_info = NULL;
 782         struct rk_lcdc_driver *extend_dev_drv = NULL;
 783         int win_id = 0, extend_win_id = 0;
 784         struct rk_lcdc_win *extend_win = NULL;
 785         struct rk_lcdc_win *win = NULL;
 786         struct rk_screen *screen = dev_drv->cur_screen;
 787         int fb_id = 0;
 788
 789
 790         u32 xoffset = var->xoffset;
 791         u32 yoffset = var->yoffset;
 792         u32 xvir = var->xres_virtual;
 793         u32 yvir = var->yres_virtual;
 794         /*u8 data_format = var->nonstd&0xff;*/
 795
 796         u8  pixel_width;
 797         u32 vir_width_bit;
 798         u32 stride,uv_stride;
 799         u32 stride_32bit_1;
 800         u32 stride_32bit_2;
 801         u32 stride_128bit_1;
 802         u32 stride_128bit_2;
 803         u16 uv_x_off,uv_y_off,dsp_height,uv_y_act;
 804         u8  is_pic_yuv=0;
 805
 806         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 807         if (win_id < 0)
 808                 return  -ENODEV;
 809         else
 810                 win = dev_drv->win[win_id];
 811
 812         if (rk_fb->disp_mode == DUAL) {
 813                 fb_id = get_extend_fb_id(info);
 814                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
 815                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
 816                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
 817                                                 extend_info->fix.id);
 818                 extend_win = extend_dev_drv->win[extend_win_id];
 819         }
 820         pixel_width = rk_fb_pixel_width(win->format);
 821         vir_width_bit = pixel_width * xvir;
 822         stride_128bit_1 = ((vir_width_bit   + 127) & (~127))/8; //pixel_width = byte_num *8
 823         stride_128bit_2 = ((vir_width_bit*2 + 127) & (~127))/8; //pixel_width = byte_num *8
 824         stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
 825         stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
 826
 827         stride    = stride_32bit_1;//default rgb
 828         fix->line_length = stride;
 829         dsp_height = win->area[0].ysize;
 830
 831         switch (win->format){
 832         case YUV422:
 833                 is_pic_yuv = 1;
 834                 stride     = stride_32bit_1;
 835                 uv_stride  = stride_32bit_1>> 1 ;//
 836                 uv_x_off   = xoffset >> 1 ;//
 837                 uv_y_off   = yoffset;//0
 838                 fix->line_length = stride;
 839                 uv_y_act = dsp_height>>1;
 840                 break;
 841         case YUV420://420sp
 842                 is_pic_yuv = 1;
 843                 stride     = stride_32bit_1;
 844                 uv_stride  = stride_32bit_1;
 845                 uv_x_off   = xoffset;
 846                 uv_y_off   = yoffset >> 1;
 847                 fix->line_length = stride;
 848                 uv_y_act = dsp_height>>1;
 849                 break;
 850         case YUV444:
 851                 is_pic_yuv = 1;
 852                 stride     = stride_32bit_1;
 853                 uv_stride  = stride_32bit_2;
 854                 uv_x_off   = xoffset*2;
 855                 uv_y_off   = yoffset;
 856                 fix->line_length = stride<<2;
 857                 uv_y_act = dsp_height;
 858                 break;
 859         default:
 860                 break;
 861         }
 862
 863         // x y mirror ,jump line
 864         if (screen->y_mirror == 1) {
 865                 if (screen->interlace == 1) {
 866                         win->area[0].y_offset = yoffset*stride*2 +
 867                                                         ((win->area[0].yact-1)*2+1)*stride +
 868                                                         xoffset*pixel_width/8;
 869                 } else {
 870                         win->area[0].y_offset = yoffset*stride +
 871                                                         (win->area[0].yact-1)*stride +
 872                                                         xoffset*pixel_width/8;
 873                 }
 874         } else {
 875                 if (screen->interlace == 1) {
 876                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
 877                 } else {
 878                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
 879                 }
 880         }
 881         if (is_pic_yuv == 1) {
 882                 if(screen->y_mirror == 1) {
 883                         if (screen->interlace == 1) {
 884                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
 885                                                                 ((uv_y_act-1)*2+1)*uv_stride +
 886                                                                 uv_x_off*pixel_width/8;
 887                         } else {
 888                                 win->area[0].c_offset = uv_y_off*uv_stride +
 889                                                                 (uv_y_act - 1)*uv_stride +
 890                                                                 uv_x_off*pixel_width/8;
 891                         }
 892                 } else {
 893                         if (screen->interlace == 1) {
 894                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
 895                         } else {
 896                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
 897                         }
 898                 }
 899         }
 900
 901
 902         win->area[0].smem_start = fix->smem_start;
 903         win->area[0].cbr_start = fix->smem_start + xvir * yvir;
 904         win->state=1;
 905         win->area[0].state=1;
 906         win->area_num = 1;
 907
 908         dev_drv->ops->pan_display(dev_drv, win_id);
 909         if (rk_fb->disp_mode == DUAL) {
 910                 if (extend_win->state && (hdmi_switch_complete)) {
 911                         extend_win->area[0].y_offset = win->area[0].y_offset;
 912                 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
 913                         rk_fb_rotate(extend_info, info, win->area[0].y_offset);
 914                 #endif
 915                         extend_dev_drv->ops->pan_display(extend_dev_drv, extend_win_id);
 916                 }
 917         }
 918
 919         #ifdef  CONFIG_FB_MIRRORING
 920         if (video_data_to_mirroring)
 921                 video_data_to_mirroring(info, NULL);
 922         #endif
 923         dev_drv->ops->config_done(dev_drv);
 924         return 0;
 925 }
 926
 927 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
 928 {
 929         int i,j;
 930         i = list_empty(&dev_drv->update_regs_list);
 931         j = list_empty(&saved_list);
 932         return i==j?0:1;
 933
 934 }
 935
 936 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv,
 937         struct sync_fence *fence)
 938 {
 939         int err = sync_fence_wait(fence, 1000);
 940
 941         if (err >= 0)
 942                 return;
 943
 944         if (err == -ETIME)
 945                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
 946
 947         if (err < 0)
 948                 printk("error waiting on fence\n");
 949 }
 950
 951 #ifdef USE_ION_MMU
 952 static unsigned int rk_fb_map_ion_handle(struct fb_info *info,
 953         struct rk_fb_reg_area_data *reg_area_data,
 954         struct ion_handle *ion_handle,struct dma_buf *buf)
 955 {
 956         struct rk_lcdc_driver *dev_drv  = (struct rk_lcdc_driver *)info->par;
 957         reg_area_data->dma_buf = buf;
 958         reg_area_data->attachment =
 959                 dma_buf_attach(reg_area_data->dma_buf, dev_drv->dev);
 960         if (IS_ERR_OR_NULL(reg_area_data->attachment)) {
 961                 dev_err(dev_drv->dev, "dma_buf_attach() failed: %ld\n",
 962                                 PTR_ERR(reg_area_data->attachment));
 963                 goto err_buf_map_attach;
 964         }
 965
 966         reg_area_data->sg_table = dma_buf_map_attachment(reg_area_data->attachment,
 967                                                                 DMA_BIDIRECTIONAL);
 968         if (IS_ERR_OR_NULL(reg_area_data->sg_table)) {
 969                 dev_err(dev_drv->dev, "dma_buf_map_attachment() failed: %ld\n",
 970                                 PTR_ERR(reg_area_data->sg_table));
 971                 goto err_buf_map_attachment;
 972         }
 973
 974         reg_area_data->dma_addr = iovmm_map(dev_drv->dev, reg_area_data->sg_table->sgl, 0,
 975                         buf->size);
 976         if (!reg_area_data->dma_addr || IS_ERR_VALUE(reg_area_data->dma_addr)) {
 977                 dev_err(dev_drv->dev, "iovmm_map() failed: %d\n", reg_area_data->dma_addr);
 978                 goto err_iovmm_map;
 979         }
 980         reg_area_data->ion_handle = ion_handle;
 981         return reg_area_data->dma_buf->size;
 982
 983 err_iovmm_map:
 984         dma_buf_unmap_attachment(reg_area_data->attachment,
 985                 reg_area_data->sg_table,DMA_BIDIRECTIONAL);
 986 err_buf_map_attachment:
 987         dma_buf_detach(buf, reg_area_data->attachment);
 988 err_buf_map_attach:
 989         return 0;
 990 }
 991
 992 int rk_fb_sysmmu_fault_handler(struct device *dev,
 993                 enum rk_sysmmu_inttype itype, unsigned long pgtable_base,
 994                 unsigned long fault_addr,unsigned int statu)
 995 {
 996         /*struct fb_info *fbi = dev_get_drvdata(dev);
 997         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
 998
 999         pr_err("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1000                         fault_addr, pgtable_base,statu);
1001         dev_drv->ops->dump_reg(dev_drv);
1002         pr_err("Generating Kernel OOPS... because it is unrecoverable.\n");
1003         BUG();*/
1004
1005         return 0;
1006 }
1007 #endif
1008
1009 void rk_fb_free_dma_buf(struct device *dev,struct rk_fb_reg_win_data *reg_win_data)
1010 {
1011         int i,index_buf;
1012         struct rk_fb_reg_area_data *area_data;
1013         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1014 #ifdef H_USE_FENCE
1015         for(i=0;i<RK_WIN_MAX_AREA;i++){
1016                 if(reg_win_data->reg_area_data[i].acq_fence)
1017                         sync_fence_put(reg_win_data->reg_area_data[i].acq_fence);
1018         }
1019 #endif
1020         for(i=0;i<reg_win_data->area_num;i++){
1021                 area_data = &reg_win_data->reg_area_data[i];
1022                 index_buf = area_data->index_buf;
1023                 if(index_buf == 1){
1024                         #ifdef USE_ION_MMU
1025                         iovmm_unmap(dev,area_data->dma_addr);
1026                         dma_buf_unmap_attachment(area_data->attachment, area_data->sg_table,
1027                                 DMA_BIDIRECTIONAL);
1028                         dma_buf_detach(area_data->dma_buf, area_data->attachment);
1029                         dma_buf_put(area_data->dma_buf);
1030                         #endif
1031                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1032                 }
1033         }
1034         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1035 }
1036
1037 static void rk_fb_update_driver(struct rk_lcdc_win *win,struct rk_fb_reg_win_data *reg_win_data)
1038 {
1039         int i=0;
1040         //struct rk_lcdc_win *win;
1041         //win = dev_drv->win[reg_win_data->win_id];
1042         win->area_num = reg_win_data->area_num;
1043         win->format = reg_win_data->data_format;
1044         win->id = reg_win_data->win_id;
1045         win->z_order = reg_win_data->z_order;
1046
1047         #if 0
1048         for(i=0;i<win->area_num;i++)
1049         {
1050                 printk("i=%d:area[%d]=%x,reg_area_data[%d]=%x,mem_start=%x\n",
1051                         i,i,&win->area[i],i,&reg_win_data->reg_area_data[i],reg_win_data->reg_area_data[i].smem_start);
1052
1053                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1054                 win->area[i].cbr_start  = reg_win_data->reg_area_data[i].cbr_start;
1055                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1056                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1057                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1058                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1059                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1060                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1061                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1062                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1063                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1064                 win->area[i].c_offset      = reg_win_data->reg_area_data[i].c_offset;
1065                 win->area[i].state = 1;
1066         }
1067         #else
1068         if(reg_win_data->reg_area_data[0].smem_start > 0){
1069                 win->state = 1;
1070                 win->area_num = reg_win_data->area_num;
1071                 win->format = reg_win_data->data_format;
1072                 win->id = reg_win_data->win_id;
1073                 win->z_order = reg_win_data->z_order;
1074                 win->area[0].uv_vir_stride = reg_win_data->reg_area_data[0].uv_vir_stride;
1075                 win->area[0].cbr_start = reg_win_data->reg_area_data[0].cbr_start;
1076                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1077                 win->alpha_en = reg_win_data->alpha_en;
1078                 win->alpha_mode = reg_win_data->alpha_mode;
1079                 win->g_alpha_val = reg_win_data->g_alpha_val;
1080                 for(i=0;i<RK_WIN_MAX_AREA;i++)
1081                 {
1082                         if(reg_win_data->reg_area_data[i].smem_start > 0){
1083                                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1084                                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1085                                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1086                                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1087                                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1088                                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1089                                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1090                                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1091                                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1092                                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1093                                 win->area[i].y_vir_stride  = reg_win_data->reg_area_data[i].y_vir_stride;
1094                                 win->area[i].state = 1;
1095                         }else{
1096                                 win->area[i].state = 0;
1097                         }
1098                 }
1099         }else{
1100                 win->state = 0;
1101         }
1102         #endif
1103
1104 }
1105
1106
1107 static void rk_fb_update_reg(struct rk_lcdc_driver * dev_drv,struct rk_fb_reg_data *regs)
1108 {
1109         int i,j,ret=0;
1110         struct rk_lcdc_win *win;
1111         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1112         //struct rk_fb_reg_win_data old_reg_win_data[RK30_MAX_LAYER_SUPPORT];
1113
1114         dev_drv->atv_layer_cnt = regs->win_num;
1115         for(i=0;i<dev_drv->lcdc_win_num;i++){
1116                 //old_reg_win_data[i]= regs->reg_win_data[i];
1117                 win = dev_drv->win[i];
1118                 for(j=0;j<regs->win_num;j++){
1119                         if(i == regs->reg_win_data[j].win_id)
1120                                 break;
1121                 }
1122                 if(j<regs->win_num){
1123                         rk_fb_update_driver(win,&regs->reg_win_data[j]);
1124                         win->state = 1;
1125                 }else{
1126                         win->state = 0;
1127                 }
1128                 dev_drv->ops->set_par(dev_drv,i);
1129                 dev_drv->ops->pan_display(dev_drv,i);
1130         }
1131         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1132         dev_drv->ops->config_done(dev_drv);
1133
1134 #if 0
1135         for(i=0;i<2;i++){
1136                 printk("win[%d]:drv_win_state=%d\n",i,dev_drv->win[i]->state);
1137                 for(j=0;j<4;j++){
1138                         printk("area[%d]:state=%d,mem_addr=%x\n",
1139                                 i,dev_drv->win[i]->area[j].state,dev_drv->win[i]->area[j].smem_start);
1140                 }
1141         }
1142 #endif
1143         /*dev_drv->screen0->post_xsize = regs->post_cfg.xsize;
1144         dev_drv->screen0->post_ysize = regs->post_cfg.ysize;
1145         dev_drv->screen0->post_dsp_stx = regs->post_cfg.xpos;
1146         dev_drv->screen0->post_dsp_sty = regs->post_cfg.ypos;*/
1147
1148         /*dev_drv->atv_layer_cnt = regs->win_num;
1149         dev_drv->ops->set_par(dev_drv,0);*/
1150
1151         ret = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1152                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp),msecs_to_jiffies(dev_drv->cur_screen->ft+5));
1153 #ifdef H_USE_FENCE
1154         sw_sync_timeline_inc(dev_drv->timeline, 1);
1155 #endif
1156         for(i=0;i<regs->win_num;i++){
1157                 rk_fb_free_dma_buf(dev_drv->dev,&regs->reg_win_data[i]);
1158         }
1159 }
1160
1161 static void rk_fb_update_regs_handler(struct kthread_work *work)
1162 {
1163         struct rk_lcdc_driver * dev_drv =
1164                         container_of(work, struct rk_lcdc_driver, update_regs_work);
1165         struct rk_fb_reg_data *data, *next;
1166         //struct list_head saved_list;
1167         mutex_lock(&dev_drv->update_regs_list_lock);
1168         saved_list = dev_drv->update_regs_list;
1169         list_replace_init(&dev_drv->update_regs_list, &saved_list);
1170         mutex_unlock(&dev_drv->update_regs_list_lock);
1171
1172         list_for_each_entry_safe(data, next, &saved_list, list) {
1173                 rk_fb_update_reg(dev_drv,data);
1174                 list_del(&data->list);
1175                 kfree(data);
1176         }
1177 }
1178
1179 static int rk_fb_set_win_buffer(struct fb_info *info,
1180         struct rk_fb_win_par *win_par,struct rk_fb_reg_win_data *reg_win_data)
1181 {
1182         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1183         //struct fb_var_screeninfo *var = &info->var;
1184         struct fb_fix_screeninfo *fix = &info->fix;
1185         struct rk_lcdc_driver * dev_drv = (struct rk_lcdc_driver * )info->par;
1186         struct rk_screen *screen = dev_drv->cur_screen;
1187
1188         int i,j,ion_fd,acq_fence_fd;
1189         u32 xvir,yvir;
1190         u32 xoffset,yoffset;
1191
1192         struct ion_handle *hdl;
1193         size_t len;
1194         int index_buf;
1195         u8  fb_data_fmt;
1196         u8  pixel_width;
1197         u32 vir_width_bit;
1198         u32 stride,uv_stride;
1199         u32 stride_32bit_1;
1200         u32 stride_32bit_2;
1201         u32 stride_128bit_1;
1202         u32 stride_128bit_2;
1203         u16 uv_x_off,uv_y_off,uv_y_act,dsp_height;
1204         u8  is_pic_yuv=0;
1205         u8  ppixel_a=0,global_a=0;
1206 #ifdef USE_ION_MMU
1207         struct dma_buf *buf;
1208 #else
1209         ion_phys_addr_t phy_addr;
1210 #endif
1211         reg_win_data->area_num = 0;
1212         if(win_par->area_par[0].phy_addr == 0){
1213                 for(i=0;i<RK_WIN_MAX_AREA;i++){
1214                         ion_fd = win_par->area_par[i].ion_fd;
1215                         if(ion_fd > 0){
1216                                 reg_win_data->area_num++;
1217                                 for(j=0;j<i;j++){
1218                                         if(ion_fd == win_par->area_par[j].ion_fd){
1219                                                 printk("region[%d] fd is same to region[%d]:fd=%d",
1220                                                         i,j,ion_fd);
1221                                                 break;
1222                                         }
1223                                 }
1224                                 if(j == i){
1225                                         hdl = ion_import_dma_buf(rk_fb->ion_client, ion_fd);
1226                                         reg_win_data->reg_area_data[i].ion_handle = hdl;
1227                                         #ifndef USE_ION_MMU
1228                                                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1229                                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1230                                         #else
1231                                                 buf = ion_share_dma_buf(rk_fb->ion_client, hdl);
1232                                                 if (IS_ERR_OR_NULL(buf)) {
1233                                                         dev_err(info->dev, "ion_share_dma_buf() failed\n");
1234                                                         goto err_share_dma_buf;
1235                                                 }
1236                                                 rk_fb_map_ion_handle(info,&reg_win_data->reg_area_data[i],hdl,buf);
1237                                                 reg_win_data->reg_area_data[i].smem_start =
1238                                                         reg_win_data->reg_area_data[i].dma_addr;
1239                                         #endif
1240                                         reg_win_data->area_buf_num++;
1241                                         reg_win_data->reg_area_data[i].index_buf = 1;
1242                                 }else{
1243                                         reg_win_data->reg_area_data[i].smem_start =
1244                                                 reg_win_data->reg_area_data[j].smem_start;
1245                                 }
1246                         }
1247                         #if 0
1248                         printk("i=%d,ion_fd=%d,addr=0x%x,area_num=%d,area_buf_num=%d\n",
1249                                 i,ion_fd,reg_win_data->reg_area_data[i].smem_start,
1250                                 reg_win_data->area_num,reg_win_data->area_buf_num);
1251                         #endif
1252                 }
1253         }else{
1254                 reg_win_data->reg_area_data[0].smem_start =
1255                 win_par->area_par[0].phy_addr;
1256                 reg_win_data->area_num = 1;
1257         }
1258
1259         if(reg_win_data->area_num == 0){
1260                 return 0;
1261         }
1262
1263         for(i=0;i<reg_win_data->area_num;i++){
1264                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1265                 index_buf = reg_win_data->reg_area_data[i].index_buf;
1266                 if((acq_fence_fd > 0)&&(index_buf == 1)){
1267                         reg_win_data->reg_area_data[i].acq_fence =
1268                                 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1269                 }
1270         }
1271         fb_data_fmt = rk_fb_data_fmt(win_par->data_format,0);
1272         reg_win_data->data_format = fb_data_fmt;
1273         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1274
1275         ppixel_a = ((fb_data_fmt == ARGB888)||(fb_data_fmt == ABGR888)) ? 1:0;
1276         global_a = (win_par->g_alpha_val == 0) ? 0:1;
1277         reg_win_data->alpha_en = ppixel_a | global_a;
1278
1279         reg_win_data->z_order = win_par->z_order;
1280         reg_win_data->win_id  = win_par->win_id;
1281
1282         for(i=0;i<reg_win_data->area_num;i++){
1283                 dsp_height = reg_win_data->reg_area_data[i].ysize;
1284                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;//visiable pos in panel
1285                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1286
1287                 reg_win_data->reg_area_data[i].xsize= win_par->area_par[i].xsize;//realy size in panel
1288                 reg_win_data->reg_area_data[i].ysize= win_par->area_par[i].ysize;
1289
1290                 reg_win_data->reg_area_data[i].xact= win_par->area_par[i].xact;//realy size in panel
1291                 reg_win_data->reg_area_data[i].yact= win_par->area_par[i].yact;
1292
1293                 xoffset = win_par->area_par[i].x_offset;//buf offset
1294                 yoffset = win_par->area_par[i].y_offset;
1295                 xvir = win_par->area_par[i].xvir;
1296                 reg_win_data->reg_area_data[i].xvir = xvir;
1297                 yvir = win_par->area_par[i].yvir;
1298                 reg_win_data->reg_area_data[i].yvir = yvir;
1299                 #if 0
1300                 printk("i=%d,xpos=%d,ypos=%d,xsize=%d,ysize=%d,xact=%d,yact=%d,x_off=%d,y_off=%d,xvir=%d,yvir=%d\n",
1301                 i,reg_win_data->reg_area_data[i].xpos,reg_win_data->reg_area_data[i].ypos,reg_win_data->reg_area_data[i].xsize,reg_win_data->reg_area_data[i].ysize,
1302                 reg_win_data->reg_area_data[i].xact,reg_win_data->reg_area_data[i].yact,xoffset,yoffset,xvir,yvir);
1303                 #endif
1304
1305                 vir_width_bit = pixel_width * xvir;
1306                 stride_128bit_1 = ((vir_width_bit   + 127) & (~127))/8; //pixel_width = byte_num *8
1307                 stride_128bit_2 = ((vir_width_bit*2 + 127) & (~127))/8; //pixel_width = byte_num *8
1308                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1309                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1310
1311                 stride    = stride_32bit_1;//default rgb
1312                 fix->line_length = stride;
1313                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1314                 // x y mirror ,jump line
1315                 //reg_win_data->reg_area_data[i].y_offset = yoffset*stride+xoffset*pixel_width/8;
1316                 if (screen->y_mirror == 1) {
1317                         if (screen->interlace == 1) {
1318                                 reg_win_data->reg_area_data[i].y_offset =
1319                                         yoffset*stride*2 +
1320                                         ((reg_win_data->reg_area_data[i].yact-1)*2+1)*stride +
1321                                         xoffset*pixel_width/8;
1322                         } else {
1323                                 reg_win_data->reg_area_data[i].y_offset =
1324                                         yoffset*stride +
1325                                         (reg_win_data->reg_area_data[i].yact-1)*stride +
1326                                         xoffset*pixel_width/8;
1327                         }
1328                 } else {
1329                         if (screen->interlace == 1) {
1330                                 reg_win_data->reg_area_data[i].y_offset =
1331                                         yoffset*stride*2 + xoffset*pixel_width/8;
1332                         } else {
1333                                 reg_win_data->reg_area_data[i].y_offset =
1334                                         yoffset*stride + xoffset*pixel_width/8;
1335                         }
1336                 }
1337
1338         }
1339         switch (fb_data_fmt) {
1340         case YUV422:
1341                 is_pic_yuv = 1;
1342                 stride     = stride_32bit_1;
1343                 uv_stride  = stride_32bit_1>> 1 ;//
1344                 uv_x_off   = xoffset >> 1 ;//
1345                 uv_y_off   = yoffset;//0
1346                 fix->line_length = stride;
1347                 uv_y_act = dsp_height>>1;
1348                 break;
1349         case YUV420://420sp
1350                 is_pic_yuv = 1;
1351                 stride     = stride_32bit_1;
1352                 uv_stride  = stride_32bit_1;
1353                 uv_x_off   = xoffset;
1354                 uv_y_off   = yoffset >> 1;
1355                 fix->line_length = stride;
1356                 uv_y_act = dsp_height>>1;
1357                 break;
1358         case YUV444:
1359                 is_pic_yuv = 1;
1360                 stride     = stride_32bit_1;
1361                 uv_stride  = stride_32bit_2;
1362                 uv_x_off   = xoffset*2;
1363                 uv_y_off   = yoffset;
1364                 fix->line_length = stride<<2;
1365                 uv_y_act = dsp_height;
1366                 break;
1367         default:
1368                 break;
1369         }
1370         if(is_pic_yuv == 1){
1371                 reg_win_data->reg_area_data[0].cbr_start =
1372                         reg_win_data->reg_area_data[0].smem_start + xvir*yvir;
1373                 reg_win_data->reg_area_data[0].uv_vir_stride =
1374                         uv_stride >> 2;
1375                 if(screen->y_mirror == 1){
1376                         if(screen->interlace == 1){
1377                                 reg_win_data->reg_area_data[0].c_offset =
1378                                                 uv_y_off*uv_stride*2 +
1379                                                 ((uv_y_act-1)*2+1)*uv_stride +
1380                                                 uv_x_off*pixel_width/8;
1381                         }else{
1382                                 reg_win_data->reg_area_data[0].c_offset =
1383                                                 uv_y_off*uv_stride +
1384                                                 (uv_y_act - 1)*uv_stride +
1385                                                 uv_x_off*pixel_width/8;
1386                         }
1387                 }else{
1388                         if(screen->interlace == 1){
1389                                 reg_win_data->reg_area_data[0].c_offset =
1390                                         uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
1391                         }else{
1392                                 reg_win_data->reg_area_data[0].c_offset =
1393                                         uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1394                         }
1395                 }
1396         }
1397         return 0;
1398 #ifdef USE_ION_MMU
1399 err_share_dma_buf:
1400         ion_free(rk_fb->ion_client, hdl);
1401         return -ENOMEM;
1402 #endif
1403 }
1404
1405 static int rk_fb_set_win_config(struct fb_info *info,
1406                 struct rk_fb_win_cfg_data *win_data)
1407 {
1408         //struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1409         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1410         struct rk_fb_reg_data *regs;
1411         struct rk_fb_reg_win_data *reg_win_data;
1412 #ifdef H_USE_FENCE
1413         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
1414         struct sync_fence *retire_fence;
1415         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
1416         struct sync_pt *retire_sync_pt;
1417         int fencd_fd;
1418         char fence_name[20];
1419 #endif
1420         int ret,i,j=0;
1421
1422         //mutex_lock(&dev_drv->output_lock);
1423         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
1424         if (!regs) {
1425                 printk("could not allocate rk_fb_reg_data\n");
1426                 ret = -ENOMEM;
1427                 return ret;
1428         }
1429
1430         /*regs->post_cfg.xpos = win_data->post_cfg.xpos;
1431         regs->post_cfg.ypos = win_data->post_cfg.ypos;
1432         regs->post_cfg.xsize = win_data->post_cfg.xsize;
1433         regs->post_cfg.ysize = win_data->post_cfg.xsize;*/
1434         for (i=0; i<dev_drv->lcdc_win_num; i++) {
1435                 if(win_data->win_par[i].win_id < dev_drv->lcdc_win_num){
1436                         rk_fb_set_win_buffer(info,&win_data->win_par[i],&regs->reg_win_data[j]);
1437                         if(regs->reg_win_data[j].area_num > 0){
1438                                 regs->win_num++;
1439                                 regs->buf_num += regs->reg_win_data[j].area_buf_num;
1440                         }
1441                         j++;
1442                 }else{
1443                         printk("error:win_id bigger than lcdc_win_num\n");
1444                         printk("i=%d,win_id=%d\n",i,win_data->win_par[i].win_id);
1445                 }
1446         }
1447         for(i=0; i<regs->win_num; i++){
1448                 reg_win_data = &regs->reg_win_data[i];
1449                 for(j=0;j<RK_WIN_MAX_AREA;j++){
1450                         if(reg_win_data->reg_area_data[j].acq_fence){
1451                                 printk("acq_fence wait!!!!!\n");
1452                                 rk_fd_fence_wait(dev_drv,
1453                                 reg_win_data->reg_area_data[j].acq_fence);
1454                         }
1455                 }
1456         }
1457
1458         mutex_lock(&dev_drv->output_lock);
1459         if(!(dev_drv->suspend_flag == 0)){
1460                 rk_fb_update_reg(dev_drv,regs);
1461                 printk("suspend_flag == 0\n");
1462                 goto err;
1463         }
1464         mutex_lock(&dev_drv->update_regs_list_lock);
1465         dev_drv->timeline_max++;
1466 #ifdef H_USE_FENCE
1467         for(i=0;i<RK_MAX_BUF_NUM;i++){
1468                 if(i<regs->buf_num){
1469                         sprintf(fence_name,"fence%d",i);
1470                         win_data->rel_fence_fd[i] =  get_unused_fd();
1471                         if (win_data->rel_fence_fd[i] < 0){
1472                                 printk("rel_fence_fd=%d\n",win_data->rel_fence_fd[i]);
1473                                 return -EFAULT;
1474                         }
1475                         release_sync_pt[i] = sw_sync_pt_create(dev_drv->timeline,
1476                                 dev_drv->timeline_max);
1477                         release_fence[i] = sync_fence_create(fence_name, release_sync_pt[i]);
1478                         sync_fence_install(release_fence[i], win_data->rel_fence_fd[i]);
1479                 }else{
1480                         win_data->rel_fence_fd[i] = -1;
1481                 }
1482         }
1483
1484         win_data->ret_fence_fd =  get_unused_fd();
1485         if (win_data->ret_fence_fd < 0){
1486                 printk("ret_fence_fd=%d\n",win_data->ret_fence_fd);
1487                 return -EFAULT;
1488         }
1489         retire_sync_pt = sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
1490         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
1491         sync_fence_install(retire_fence, win_data->ret_fence_fd);
1492 #else
1493         for(i=0;i<RK_MAX_BUF_NUM;i++){
1494                 win_data->rel_fence_fd[i] = -1;
1495         }
1496         win_data->ret_fence_fd = -1;
1497 #endif
1498         if(dev_drv->wait_fs == 0){
1499                 list_add_tail(&regs->list,&dev_drv->update_regs_list);
1500                 mutex_unlock(&dev_drv->update_regs_list_lock);
1501                 queue_kthread_work(&dev_drv->update_regs_worker,
1502                                 &dev_drv->update_regs_work);
1503         }else{
1504                 mutex_unlock(&dev_drv->update_regs_list_lock);
1505                 rk_fb_update_reg(dev_drv,regs);
1506         }
1507
1508 err:
1509         mutex_unlock(&dev_drv->output_lock);
1510         return ret;
1511 }
1512
1513 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
1514 {
1515         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1516         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1517         struct fb_fix_screeninfo *fix = &info->fix;
1518         int fb_id = 0, extend_win_id = 0;
1519         struct fb_info *extend_info = NULL;
1520         struct rk_lcdc_driver *extend_dev_drv = NULL;
1521         struct rk_lcdc_win *extend_win = NULL;
1522         struct rk_lcdc_win *win;
1523         int enable; /* enable fb:1 enable;0 disable*/
1524         int ovl;   /*overlay:0 win1 on the top of win0;1,win0 on the top of win1*/
1525         int num_buf; /*buffer_number*/
1526         int ret;
1527         struct rk_fb_win_cfg_data win_data;
1528         unsigned int dsp_addr[4];
1529         int list_stat;
1530
1531         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1532
1533         void __user *argp = (void __user *)arg;
1534         win = dev_drv->win[win_id];
1535         if (rk_fb->disp_mode == DUAL) {
1536                 fb_id = get_extend_fb_id(info);
1537                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1538                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1539                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1540                                                 extend_info->fix.id);
1541                 extend_win = extend_dev_drv->win[extend_win_id];
1542         }
1543
1544         switch (cmd) {
1545         case RK_FBIOSET_YUV_ADDR:
1546         {
1547                 u32 yuv_phy[2];
1548                 if (copy_from_user(yuv_phy, argp, 8))
1549                         return -EFAULT;
1550                 fix->smem_start = yuv_phy[0];
1551                 fix->mmio_start = yuv_phy[1];
1552                 break;
1553         }
1554         case RK_FBIOSET_ENABLE:
1555                 if (copy_from_user(&enable, argp, sizeof(enable)))
1556                         return -EFAULT;
1557                 dev_drv->ops->open(dev_drv, win_id, enable);
1558                 break;
1559         case RK_FBIOGET_ENABLE:
1560                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
1561                 if (copy_to_user(argp, &enable, sizeof(enable)))
1562                         return -EFAULT;
1563                 break;
1564         case RK_FBIOSET_OVERLAY_STATE:
1565                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
1566                         return -EFAULT;
1567                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
1568                 break;
1569         case RK_FBIOGET_OVERLAY_STATE:
1570                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
1571                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
1572                         return -EFAULT;
1573                 break;
1574         case RK_FBIOPUT_NUM_BUFFERS:
1575                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
1576                         return -EFAULT;
1577                 dev_drv->num_buf = num_buf;
1578                 break;
1579         case RK_FBIOSET_VSYNC_ENABLE:
1580                 if (copy_from_user(&enable, argp, sizeof(enable)))
1581                         return -EFAULT;
1582                 dev_drv->vsync_info.active = enable;
1583                 break;
1584
1585         case RK_FBIOGET_DSP_ADDR:
1586                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1587                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
1588                         return -EFAULT;
1589                 break;
1590         case RK_FBIOGET_LIST_STAT:
1591                 list_stat = rk_fb_get_list_stat(dev_drv);
1592                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
1593                         return -EFAULT;
1594
1595                 break;
1596
1597 #if defined(CONFIG_ION_ROCKCHIP)
1598         case RK_FBIOSET_DMABUF_FD:
1599         {
1600                 int usr_fd;
1601                 struct ion_handle *hdl;
1602                 ion_phys_addr_t phy_addr;
1603                 size_t len;
1604                 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
1605                         return -EFAULT;
1606                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
1607                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1608                 fix->smem_start = phy_addr;
1609                 break;
1610         }
1611         case RK_FBIOGET_DMABUF_FD:
1612         {
1613                 int fd = ion_share_dma_buf_fd(rk_fb->ion_client, win->area[0].ion_hdl);
1614                 if (fd < 0) {
1615                         dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
1616                         return fd;
1617                 }
1618                 if (copy_to_user(argp, &fd, sizeof(fd)))
1619                         return -EFAULT;
1620                 break;
1621         }
1622 #endif
1623         case RK_FBIOSET_CONFIG_DONE:
1624                 if(copy_from_user(&win_data,
1625                         (struct rk_fb_win_cfg_data __user *)argp,
1626                         sizeof(win_data))){
1627                         ret = -EFAULT;
1628                         break;
1629                 };
1630
1631                 dev_drv->wait_fs = win_data.wait_fs;
1632                 rk_fb_set_win_config(info,&win_data);
1633
1634                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
1635                          &win_data,
1636                         sizeof(win_data))) {
1637                         ret = -EFAULT;
1638                         break;
1639                 }
1640                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
1641
1642                 if (rk_fb->disp_mode == DUAL) {
1643                         if (extend_win->state && (hdmi_switch_complete)) {
1644                                 if (rk_fb->num_fb >= 2) {
1645                                         if (extend_dev_drv->ops->lcdc_reg_update)
1646                                                 extend_dev_drv->ops->lcdc_reg_update(extend_dev_drv);
1647                                 }
1648                         }
1649                 }
1650                 break;
1651         default:
1652                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
1653                 break;
1654         }
1655
1656         return 0;
1657 }
1658
1659 static int rk_fb_blank(int blank_mode, struct fb_info *info)
1660 {
1661         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1662         struct fb_fix_screeninfo *fix = &info->fix;
1663         int win_id;
1664 #if defined(CONFIG_RK_HDMI)
1665         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1666 #endif
1667
1668         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
1669         if (win_id < 0)
1670                 return  -ENODEV;
1671 #if defined(CONFIG_RK_HDMI)
1672         if ((rk_fb->disp_mode == ONE_DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
1673                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
1674         } else
1675 #endif
1676         {
1677                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
1678         }
1679         return 0;
1680 }
1681
1682 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
1683 {
1684
1685         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
1686                 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
1687                 ((16 != var->bits_per_pixel) && (32 != var->bits_per_pixel))) {
1688                 dev_err(info->dev, "%s check var fail 1:\n"
1689                                 "xres_vir:%d>>yres_vir:%d\n"
1690                                 "xres:%d>>yres:%d\n"
1691                                 "bits_per_pixel:%d\n",
1692                                 info->fix.id,
1693                                 var->xres_virtual,
1694                                 var->yres_virtual,
1695                                 var->xres,
1696                                 var->yres,
1697                                 var->bits_per_pixel);
1698                 return -EINVAL;
1699         }
1700
1701         if (((var->xoffset+var->xres) > var->xres_virtual) ||
1702                 ((var->yoffset+var->yres) > (var->yres_virtual))) {
1703                 dev_err(info->dev, "%s check_var fail 2:\n"
1704                                 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
1705                                 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
1706                                 info->fix.id,
1707                                 var->xoffset,
1708                                 var->xres,
1709                                 var->xres_virtual,
1710                                 var->yoffset,
1711                                 var->yres,
1712                                 var->yres_virtual);
1713                 return -EINVAL;
1714         }
1715
1716         return 0;
1717 }
1718
1719 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
1720                            size_t count, loff_t *ppos)
1721 {
1722         unsigned long p = *ppos;
1723         u8 *buffer, *dst;
1724         u8 __iomem *src;
1725         int c, cnt = 0, err = 0;
1726         unsigned long total_size;
1727         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1728         struct rk_lcdc_win *win = NULL;
1729         int win_id = 0;
1730         int list_empty=0;
1731
1732         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1733         if (win_id < 0)
1734                 return  -ENODEV;
1735         else
1736                 win = dev_drv->win[win_id];
1737
1738         if (win->format == RGB565)
1739                 total_size = win->area[0].xact*win->area[0].yact<<1; /*only read the current frame buffer*/
1740         else
1741                 total_size = win->area[0].xact*win->area[0].yact<<2;
1742
1743
1744         if (p >= total_size)
1745                 return 0;
1746
1747         if (count >= total_size)
1748                 count = total_size;
1749
1750         if (count + p > total_size)
1751                 count = total_size - p;
1752
1753         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1754                          GFP_KERNEL);
1755         if (!buffer)
1756                 return -ENOMEM;
1757
1758         src = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1759
1760         while (count) {
1761                 c  = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1762                 dst = buffer;
1763                 fb_memcpy_fromfb(dst, src, c);
1764                 dst += c;
1765                 src += c;
1766
1767                 if (copy_to_user(buf, buffer, c)) {
1768                         err = -EFAULT;
1769                         break;
1770                 }
1771                 *ppos += c;
1772                 buf += c;
1773                 cnt += c;
1774                 count -= c;
1775         }
1776
1777         kfree(buffer);
1778
1779         return (err) ? err : cnt;
1780 }
1781
1782 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
1783                             size_t count, loff_t *ppos)
1784 {
1785         unsigned long p = *ppos;
1786         u8 *buffer, *src;
1787         u8 __iomem *dst;
1788         int c, cnt = 0, err = 0;
1789         unsigned long total_size;
1790         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1791         struct rk_lcdc_win *win = NULL;
1792         int win_id = 0;
1793
1794         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1795         if (win_id < 0)
1796                 return  -ENODEV;
1797         else
1798                 win = dev_drv->win[win_id];
1799
1800         if (win->format == RGB565)
1801                 total_size = win->area[0].xact*win->area[0].yact<<1; /*write the current frame buffer*/
1802         else
1803                 total_size = win->area[0].xact*win->area[0].yact<<2;
1804
1805         if (p > total_size)
1806                 return -EFBIG;
1807
1808         if (count > total_size) {
1809                 err = -EFBIG;
1810                 count = total_size;
1811         }
1812
1813         if (count + p > total_size) {
1814                 if (!err)
1815                         err = -ENOSPC;
1816
1817                 count = total_size - p;
1818         }
1819
1820         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1821                          GFP_KERNEL);
1822         if (!buffer)
1823                 return -ENOMEM;
1824
1825         dst = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1826
1827         while (count) {
1828                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1829                 src = buffer;
1830
1831                 if (copy_from_user(src, buf, c)) {
1832                         err = -EFAULT;
1833                         break;
1834                 }
1835
1836                 fb_memcpy_tofb(dst, src, c);
1837                 dst += c;
1838                 src += c;
1839                 *ppos += c;
1840                 buf += c;
1841                 cnt += c;
1842                 count -= c;
1843         }
1844
1845         kfree(buffer);
1846
1847         return (cnt) ? cnt : err;
1848
1849 }
1850
1851 static int rk_fb_set_par(struct fb_info *info)
1852 {
1853         struct fb_var_screeninfo *var = &info->var;
1854         struct fb_fix_screeninfo *fix = &info->fix;
1855         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1856         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1857         int fb_id, extend_win_id = 0;
1858         struct fb_info *extend_info = NULL;
1859         struct rk_lcdc_driver *extend_dev_drv = NULL;
1860         struct rk_lcdc_win *extend_win = NULL;
1861         struct rk_lcdc_win *win = NULL;
1862         struct rk_screen *screen = dev_drv->cur_screen;
1863         int win_id = 0;
1864         u32 cblen = 0, crlen = 0;
1865         u16 xsize = 0, ysize = 0;                 /*winx display window height/width --->LCDC_WINx_DSP_INFO*/
1866         u32 xoffset = var->xoffset;             /* offset from virtual to visible*/
1867         u32 yoffset = var->yoffset;
1868         u16 xpos = (var->nonstd>>8) & 0xfff;   /*visiable pos in panel*/
1869         u16 ypos = (var->nonstd>>20) & 0xfff;
1870         u32 xvir = var->xres_virtual;
1871         u32 yvir = var->yres_virtual;
1872         u8  data_format = var->nonstd&0xff;
1873         u8  fb_data_fmt;
1874         u8  pixel_width;
1875         u32 vir_width_bit;
1876         u32 stride,uv_stride;
1877         u32 stride_32bit_1;
1878         u32 stride_32bit_2;
1879         u32 stride_128bit_1;
1880         u32 stride_128bit_2;
1881         u16 uv_x_off,uv_y_off,dsp_height,uv_y_act;
1882         u8  is_pic_yuv=0;
1883
1884         var->pixclock = dev_drv->pixclock;
1885         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1886         if (win_id < 0)
1887                 return  -ENODEV;
1888         else
1889                 win = dev_drv->win[win_id];
1890         if (rk_fb->disp_mode == DUAL) {
1891                 fb_id = get_extend_fb_id(info);
1892                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1893                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1894                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1895                                         extend_info->fix.id);
1896                 extend_win = extend_dev_drv->win[extend_win_id];
1897         }
1898         if (var->grayscale>>8) { /*if the application has specific the horizontal and vertical display size*/
1899                 xsize = (var->grayscale>>8) & 0xfff;
1900                 ysize = (var->grayscale>>20) & 0xfff;
1901         } else  { /*ohterwise  full  screen display*/
1902                 xsize = screen->mode.xres;
1903                 ysize = screen->mode.yres;
1904         }
1905
1906 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
1907 /*save winameter set by android*/
1908 if (rk_fb->disp_mode != DUAL) {
1909         if (screen->screen_id == 0) {
1910
1911                 dev_drv->screen0->xsize = xsize;
1912                 dev_drv->screen0->ysize = ysize;
1913                 dev_drv->screen0->xpos  = xpos;
1914                 dev_drv->screen0->ypos = ypos;
1915         } else {
1916                 xsize = dev_drv->screen1->xsize;
1917                 ysize = dev_drv->screen1->ysize;
1918                 xpos = dev_drv->screen1->xpos;
1919                 ypos = dev_drv->screen1->ypos;
1920         }
1921 }
1922
1923         fb_data_fmt = rk_fb_data_fmt(data_format,var->bits_per_pixel);
1924         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1925         vir_width_bit = pixel_width * xvir;
1926         stride_128bit_1 = ((vir_width_bit   + 127) & (~127))/8; //pixel_width = byte_num *8
1927         stride_128bit_2 = ((vir_width_bit*2 + 127) & (~127))/8; //pixel_width = byte_num *8
1928         stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1929         stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1930
1931         stride    = stride_32bit_1;//default rgb
1932         fix->line_length = stride;
1933         dsp_height = win->area[0].ysize;
1934         switch (fb_data_fmt){
1935         case YUV422:
1936                 is_pic_yuv = 1;
1937                 stride     = stride_32bit_1;
1938                 uv_stride  = stride_32bit_1>> 1 ;//
1939                 uv_x_off   = xoffset >> 1 ;//
1940                 uv_y_off   = yoffset;//0
1941                 fix->line_length = stride;
1942                 cblen = crlen = (xvir*yvir)>>1;
1943                 uv_y_act = dsp_height;
1944                 break;
1945         case YUV420://420sp
1946                 is_pic_yuv = 1;
1947                 stride     = stride_32bit_1;
1948                 uv_stride  = stride_32bit_1;
1949                 uv_x_off   = xoffset;
1950                 uv_y_off   = yoffset >> 1;
1951                 fix->line_length = stride;
1952                 cblen = crlen = (xvir*yvir)>>2;
1953                 uv_y_act = dsp_height>>1;
1954                 break;
1955         case YUV444:
1956                 is_pic_yuv = 1;
1957                 stride     = stride_32bit_1;
1958                 uv_stride  = stride_32bit_2;
1959                 uv_x_off   = xoffset*2;
1960                 uv_y_off   = yoffset;
1961                 fix->line_length = stride<<2;
1962                 cblen = crlen = (xvir*yvir);
1963                 uv_y_act = dsp_height;
1964                 break;
1965         default:
1966                 break;
1967         }
1968
1969         // x y mirror ,jump line
1970         if (screen->y_mirror == 1) {
1971                 if (screen->interlace == 1) {
1972                         win->area[0].y_offset = yoffset*stride*2 +
1973                                                         ((win->area[0].yact-1)*2+1)*stride +
1974                                                         xoffset*pixel_width/8;
1975                 } else {
1976                         win->area[0].y_offset = yoffset*stride +
1977                                                         (win->area[0].yact-1)*stride +
1978                                                         xoffset*pixel_width/8;
1979                 }
1980         }else{
1981                 if (screen->interlace == 1) {
1982                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
1983                 } else {
1984                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
1985                 }
1986         }
1987         if (is_pic_yuv == 1) {
1988                 if (screen->y_mirror == 1) {
1989                         if (screen->interlace == 1) {
1990                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
1991                                                                 ((uv_y_act-1)*2+1)*uv_stride +
1992                                                                 uv_x_off*pixel_width/8;
1993                         } else {
1994                                 win->area[0].c_offset = uv_y_off*uv_stride +
1995                                                                 (uv_y_act - 1)*uv_stride +
1996                                                                 uv_x_off*pixel_width/8;
1997                         }
1998                 } else {
1999                         if (screen->interlace == 1) {
2000                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
2001                         } else {
2002                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
2003                         }
2004                 }
2005         }
2006
2007         win->format = fb_data_fmt;
2008         win->area[0].y_vir_stride = stride>>2;
2009         win->area[0].uv_vir_stride = uv_stride>>2;
2010         win->area[0].xpos = xpos;
2011         win->area[0].ypos = ypos;
2012         win->area[0].xsize = xsize;
2013         win->area[0].ysize = ysize;
2014
2015         win->area[0].smem_start = fix->smem_start;
2016         win->area[0].cbr_start = fix->smem_start+stride*yvir;//fix->mmio_start;
2017         win->area[0].xact = var->xres;              /*winx active window height,is a wint of vir*/
2018         win->area[0].yact = var->yres;
2019         win->area[0].xvir =  var->xres_virtual;    /*virtual resolution  stride --->LCDC_WINx_VIR*/
2020         win->area[0].yvir =  var->yres_virtual;
2021         win->state=1;
2022         win->area[0].state=1;
2023         win->area_num = 1;
2024
2025         if (rk_fb->disp_mode == DUAL) {
2026                 if (extend_win->state && (hdmi_switch_complete)) {
2027                         if (info != extend_info) {
2028                                 if (win->area[0].xact < win->area[0].yact) {
2029                                         //extend_win->xact = win->area[0].yact;
2030                                         extend_win->area[0].xact = win->area[0].yact;
2031                                         extend_win->area[0].yact = win->area[0].xact;
2032                                         extend_win->area[0].xvir = win->area[0].yact;
2033                                         extend_info->var.xres = var->yres;
2034                                         extend_info->var.yres = var->xres;
2035                                         extend_info->var.xres_virtual = var->yres;
2036                                 } else {
2037                                         extend_win->area[0].xact = win->area[0].xact;
2038                                         extend_win->area[0].yact = win->area[0].yact;
2039                                         extend_win->area[0].xvir = win->area[0].xvir;
2040                                         extend_info->var.xres = var->xres;
2041                                         extend_info->var.yres = var->yres;
2042                                         extend_info->var.xres_virtual = var->xres_virtual;
2043                                 }
2044                                 extend_win->format = win->format;
2045                                 extend_info->var.nonstd &= 0xffffff00;
2046                                 extend_info->var.nonstd |= data_format;
2047                                 extend_dev_drv->ops->set_par(extend_dev_drv, extend_win_id);
2048                         }
2049                 }
2050         }
2051         dev_drv->ops->set_par(dev_drv, win_id);
2052
2053         return 0;
2054 }
2055
2056 static inline unsigned int chan_to_field(unsigned int chan,
2057                                          struct fb_bitfield *bf)
2058 {
2059         chan &= 0xffff;
2060         chan >>= 16 - bf->length;
2061         return chan << bf->offset;
2062 }
2063
2064 static int fb_setcolreg(unsigned regno,
2065                                unsigned red, unsigned green, unsigned blue,
2066                                unsigned transp, struct fb_info *info)
2067 {
2068         unsigned int val;
2069
2070         switch (info->fix.visual) {
2071         case FB_VISUAL_TRUECOLOR:
2072                 /* true-colour, use pseudo-palette */
2073                 if (regno < 16) {
2074                         u32 *pal = info->pseudo_palette;
2075                         val  = chan_to_field(red,   &info->var.red);
2076                         val |= chan_to_field(green, &info->var.green);
2077                         val |= chan_to_field(blue,  &info->var.blue);
2078                         pal[regno] = val;
2079                 }
2080                 break;
2081         default:
2082                 return -1;      /* unknown type */
2083         }
2084
2085         return 0;
2086 }
2087
2088 static struct fb_ops fb_ops = {
2089         .owner          = THIS_MODULE,
2090         .fb_open        = rk_fb_open,
2091         .fb_release     = rk_fb_close,
2092         .fb_check_var   = rk_fb_check_var,
2093         .fb_set_par     = rk_fb_set_par,
2094         .fb_blank       = rk_fb_blank,
2095         .fb_ioctl       = rk_fb_ioctl,
2096         .fb_pan_display = rk_pan_display,
2097         .fb_read        = rk_fb_read,
2098         .fb_write       = rk_fb_write,
2099         .fb_setcolreg   = fb_setcolreg,
2100         .fb_fillrect    = cfb_fillrect,
2101         .fb_copyarea    = cfb_copyarea,
2102         .fb_imageblit   = cfb_imageblit,
2103 };
2104
2105
2106
2107 static struct fb_var_screeninfo def_var = {
2108 #if defined(CONFIG_LOGO_LINUX_BMP)
2109         .red            = {16, 8, 0},
2110         .green          = {8, 8, 0},
2111         .blue           = {0, 8, 0},
2112         .transp         = {0, 0, 0},
2113         .nonstd         = HAL_PIXEL_FORMAT_BGRA_8888,
2114 #else
2115         .red            = {11, 5, 0},
2116         .green          = {5, 6, 0},
2117         .blue           = {0, 5, 0},
2118         .transp         = {0, 0, 0},
2119         .nonstd         = HAL_PIXEL_FORMAT_RGB_565,   /*(ypos<<20+xpos<<8+format) format*/
2120 #endif
2121         .grayscale      = 0,  /*(ysize<<20+xsize<<8)*/
2122         .activate       = FB_ACTIVATE_NOW,
2123         .accel_flags    = 0,
2124         .vmode          = FB_VMODE_NONINTERLACED,
2125 };
2126
2127 static struct fb_fix_screeninfo def_fix = {
2128         .type            = FB_TYPE_PACKED_PIXELS,
2129         .type_aux        = 0,
2130         .xpanstep        = 1,
2131         .ypanstep        = 1,
2132         .ywrapstep       = 0,
2133         .accel           = FB_ACCEL_NONE,
2134         .visual          = FB_VISUAL_TRUECOLOR,
2135
2136 };
2137
2138
2139 static int rk_fb_wait_for_vsync_thread(void *data)
2140 {
2141         struct rk_lcdc_driver  *dev_drv = data;
2142         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2143         struct fb_info *fbi = rk_fb->fb[0];
2144
2145         while (!kthread_should_stop()) {
2146                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2147                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2148                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2149                         (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
2150
2151                 if (!ret)
2152                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
2153         }
2154
2155         return 0;
2156 }
2157
2158 static ssize_t rk_fb_vsync_show(struct device *dev,
2159                 struct device_attribute *attr, char *buf)
2160 {
2161         struct fb_info *fbi = dev_get_drvdata(dev);
2162         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2163         return scnprintf(buf, PAGE_SIZE, "%llu\n",
2164                         ktime_to_ns(dev_drv->vsync_info.timestamp));
2165 }
2166
2167 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
2168
2169
2170 /*****************************************************************
2171 this two function is for other module that in the kernel which
2172 need show image directly through fb
2173 fb_id:we have 4 fb here,default we use fb0 for ui display
2174 *******************************************************************/
2175 struct fb_info *rk_get_fb(int fb_id)
2176 {
2177         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2178         struct fb_info *fb = inf->fb[fb_id];
2179         return fb;
2180 }
2181 EXPORT_SYMBOL(rk_get_fb);
2182
2183 void rk_direct_fb_show(struct fb_info *fbi)
2184 {
2185         rk_fb_set_par(fbi);
2186         rk_pan_display(&fbi->var, fbi);
2187 }
2188 EXPORT_SYMBOL(rk_direct_fb_show);
2189
2190
2191 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
2192                                         struct fb_var_screeninfo *hdmi_var)
2193 {
2194         if (pmy_var->xres < pmy_var->yres) {  /*vertical  lcd screen*/
2195                 hdmi_var->xres = pmy_var->yres;
2196                 hdmi_var->yres = pmy_var->xres;
2197                 hdmi_var->xres_virtual = pmy_var->yres;
2198         } else {
2199                 hdmi_var->xres = pmy_var->xres;
2200                 hdmi_var->yres = pmy_var->yres;
2201                 hdmi_var->xres_virtual = pmy_var->xres_virtual;
2202         }
2203
2204         return 0;
2205
2206 }
2207 int rk_fb_dpi_open(bool open)
2208 {
2209         struct rk_lcdc_driver *dev_drv = NULL;
2210         dev_drv = rk_get_prmry_lcdc_drv();
2211         dev_drv->ops->dpi_open(dev_drv, open);
2212
2213         return 0;
2214 }
2215 int rk_fb_dpi_win_sel(int win_id)
2216 {
2217         struct rk_lcdc_driver *dev_drv = NULL;
2218         dev_drv = rk_get_prmry_lcdc_drv();
2219         dev_drv->ops->dpi_win_sel(dev_drv, win_id);
2220
2221         return 0;
2222 }
2223 int rk_fb_dpi_status(void)
2224 {
2225         int ret;
2226         struct rk_lcdc_driver *dev_drv = NULL;
2227         dev_drv = rk_get_prmry_lcdc_drv();
2228         ret = dev_drv->ops->dpi_status(dev_drv);
2229
2230         return ret;
2231 }
2232
2233 /******************************************
2234 *function:this function will be called by hdmi,when
2235 *             hdmi plug in/out
2236 *screen: the screen attached to hdmi
2237 *enable: 1,hdmi plug in,0,hdmi plug out
2238 *lcdc_id: the lcdc id the hdmi attached ,0 or 1
2239 ******************************************/
2240 int rk_fb_switch_screen(struct rk_screen *screen , int enable, int lcdc_id)
2241 {
2242         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2243         struct fb_info *info = NULL;
2244         struct rk_lcdc_driver *dev_drv = NULL;
2245         struct fb_var_screeninfo *hdmi_var    = NULL;
2246         struct fb_var_screeninfo *pmy_var = NULL;      /*var for primary screen*/
2247         struct fb_info *pmy_info = NULL;
2248         struct fb_fix_screeninfo *pmy_fix = NULL;
2249         int i;
2250         struct fb_fix_screeninfo *hdmi_fix    = NULL;
2251         char name[6];
2252         int ret;
2253         int win_id;
2254
2255         //if (rk_fb->disp_mode != DUAL)
2256         //      rk29_backlight_set(0);
2257
2258         sprintf(name, "lcdc%d", lcdc_id);
2259
2260         if (rk_fb->disp_mode != DUAL) {
2261                 dev_drv = rk_fb->lcdc_dev_drv[0];
2262         } else {
2263
2264                 for (i = 0; i < rk_fb->num_lcdc; i++) {
2265                         if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
2266                                 dev_drv = rk_fb->lcdc_dev_drv[i];
2267                                 break;
2268                         }
2269                 }
2270
2271                 if (i == rk_fb->num_lcdc) {
2272                         printk(KERN_ERR "%s driver not found!", name);
2273                         return -ENODEV;
2274                 }
2275         }
2276         printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from", dev_drv->id);
2277
2278         if (rk_fb->num_lcdc == 1)
2279                 info = rk_fb->fb[0];
2280         else if (rk_fb->num_lcdc == 2)
2281                 info = rk_fb->fb[dev_drv->lcdc_win_num]; /*the main fb of lcdc1*/
2282
2283         if (dev_drv->screen1) { /*device like rk2928 ,have only one lcdc but two outputs*/
2284                 if (enable) {
2285                         memcpy(dev_drv->screen1, screen, sizeof(struct rk_screen));
2286                         dev_drv->screen1->lcdc_id = 0; /*connect screen1 to output interface 0*/
2287                         dev_drv->screen1->screen_id = 1;
2288                         dev_drv->screen0->lcdc_id = 1; /*connect screen0 to output interface 1*/
2289                         dev_drv->cur_screen = dev_drv->screen1;
2290                         dev_drv->screen0->ext_screen = dev_drv->screen1;
2291                         if (dev_drv->screen0->sscreen_get) {
2292                                 dev_drv->screen0->sscreen_get(dev_drv->screen0,
2293                                         dev_drv->cur_screen->hdmi_resolution);
2294                         }
2295
2296
2297                 } else {
2298                         dev_drv->screen1->lcdc_id = 1; /*connect screen1 to output interface 1*/
2299                         dev_drv->screen0->lcdc_id = 0; /*connect screen0 to output interface 0*/
2300                         dev_drv->cur_screen = dev_drv->screen0;
2301                         dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
2302                                         dev_drv->screen_ctr_info->lcd_info);
2303                 }
2304         } else{
2305                 if (enable)
2306                         memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
2307         }
2308
2309
2310         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2311
2312         if (!enable && !dev_drv->screen1) { /*only double lcdc device need to close*/
2313                 if (dev_drv->win[win_id]->state)
2314                         dev_drv->ops->open(dev_drv, win_id, enable); /*disable the win which attached to this fb*/
2315                 hdmi_switch_complete = 0;
2316
2317                 return 0;
2318         }
2319
2320         hdmi_var = &info->var;
2321         hdmi_fix = &info->fix;
2322         if (rk_fb->disp_mode  == DUAL) {
2323                 if (likely(rk_fb->num_lcdc == 2)) {
2324                         pmy_var = &rk_fb->fb[0]->var;
2325                         pmy_fix = &rk_fb->fb[0]->fix;
2326                         set_xact_yact_for_hdmi(pmy_var, hdmi_var);
2327                         hdmi_var->nonstd &= 0xffffff00;
2328                         hdmi_var->nonstd |= (pmy_var->nonstd & 0xff); /*use the same format as primary screen*/
2329                 } else {
2330                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2331                 }
2332         }
2333         hdmi_var->grayscale &= 0xff;
2334         hdmi_var->grayscale |= (dev_drv->cur_screen->mode.xres<<8) + (dev_drv->cur_screen->mode.yres<<20);
2335         if (dev_drv->screen1) { /*device like rk2928,whic have one lcdc but two outputs*/
2336         /*      info->var.nonstd &= 0xff;
2337                 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
2338                 info->var.grayscale &= 0xff;
2339                 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);*/
2340                 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
2341                 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
2342                 dev_drv->screen1->xpos = 0;
2343                 dev_drv->screen1->ypos = 0;
2344         }
2345
2346         ret = info->fbops->fb_open(info, 1);
2347         dev_drv->ops->load_screen(dev_drv, 1);
2348         ret = info->fbops->fb_set_par(info);
2349         if (dev_drv->ops->lcdc_hdmi_process)
2350                 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
2351
2352         if (rk_fb->disp_mode == DUAL) {
2353                 if (likely(rk_fb->num_lcdc == 2)) {
2354                         pmy_info = rk_fb->fb[0];
2355                         pmy_info->fbops->fb_pan_display(pmy_var, pmy_info);
2356                 } else {
2357                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2358                 }
2359         } else {
2360                 info->fbops->fb_pan_display(hdmi_var, info);
2361         }
2362         info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2363         if (dev_drv->screen1) {
2364                 if (dev_drv->screen0->sscreen_set) {
2365                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
2366                         msleep(100);
2367                         dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
2368                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
2369                 }
2370         }
2371
2372         //if (rk_fb->disp_mode != DUAL)
2373         //      rk29_backlight_set(1);
2374         hdmi_switch_complete = enable;
2375         return 0;
2376
2377 }
2378
2379
2380
2381
2382 /******************************************
2383 function:this function current only called by hdmi for
2384         scale the display
2385 scale_x: scale rate of x resolution
2386 scale_y: scale rate of y resolution
2387 lcdc_id: the lcdc id the hdmi attached ,0 or 1
2388 ******************************************/
2389
2390 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
2391 {
2392         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2393         struct fb_info *info = NULL;
2394         struct fb_var_screeninfo *var = NULL;
2395         struct rk_lcdc_driver *dev_drv = NULL;
2396         u16 screen_x, screen_y;
2397         u16 xpos, ypos;
2398         u16 xsize, ysize;
2399         char name[6];
2400         int i = 0;
2401         sprintf(name, "lcdc%d", lcdc_id);
2402
2403 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
2404         dev_drv = inf->lcdc_dev_drv[0];
2405 #else
2406         for (i = 0; i < inf->num_lcdc; i++) {
2407                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
2408                         dev_drv = inf->lcdc_dev_drv[i];
2409                         break;
2410                 }
2411         }
2412
2413         if (i == inf->num_lcdc) {
2414                 printk(KERN_ERR "%s driver not found!", name);
2415                 return -ENODEV;
2416
2417         }
2418 #endif
2419         if (inf->num_lcdc == 1)
2420                 info = inf->fb[0];
2421         else if (inf->num_lcdc == 2)
2422                 info = inf->fb[dev_drv->lcdc_win_num];
2423
2424         var = &info->var;
2425         screen_x = dev_drv->cur_screen->mode.xres;
2426         screen_y = dev_drv->cur_screen->mode.yres;
2427
2428 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
2429         if (dev_drv->cur_screen->screen_id == 1) {
2430                 dev_drv->cur_screen->xpos = (screen_x-screen_x*scale_x/100)>>1;
2431                 dev_drv->cur_screen->ypos = (screen_y-screen_y*scale_y/100)>>1;
2432                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2433                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2434         } else
2435 #endif
2436         {
2437                 xpos = (screen_x-screen_x*scale_x/100)>>1;
2438                 ypos = (screen_y-screen_y*scale_y/100)>>1;
2439                 xsize = screen_x*scale_x/100;
2440                 ysize = screen_y*scale_y/100;
2441                 var->nonstd &= 0xff;
2442                 var->nonstd |= (xpos<<8) + (ypos<<20);
2443                 var->grayscale &= 0xff;
2444                 var->grayscale |= (xsize<<8) + (ysize<<20);
2445         }
2446
2447         info->fbops->fb_set_par(info);
2448         info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2449         return 0;
2450
2451
2452 }
2453
2454 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
2455 {
2456         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2457         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2458         struct rk_lcdc_win *win = NULL;
2459         int win_id;
2460         int ret = 0;
2461         unsigned long fb_mem_size;
2462 #if defined(CONFIG_ION_ROCKCHIP)
2463         struct ion_handle *handle;
2464         ion_phys_addr_t phy_addr;
2465 #ifdef  USE_ION_MMU
2466         struct dma_buf *buf;
2467 #else
2468         dma_addr_t fb_mem_phys;
2469         void *fb_mem_virt;
2470         size_t len;
2471 #endif
2472 #endif
2473         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2474         if (win_id < 0)
2475                 return  -ENODEV;
2476         else
2477                 win = dev_drv->win[win_id];
2478
2479         if (!strcmp(fbi->fix.id, "fb0")) {
2480                 fb_mem_size = 3 * (fbi->var.xres * fbi->var.yres) << 2;
2481                 fb_mem_size = ALIGN(fb_mem_size, SZ_1M);
2482 #if defined(CONFIG_ION_ROCKCHIP)
2483                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0, ION_HEAP(ION_CMA_HEAP_ID), 0);
2484                 if (IS_ERR(handle)) {
2485                         dev_err(fbi->device, "failed to ion_alloc:%ld\n",PTR_ERR(handle));
2486                         return -ENOMEM;
2487                 }
2488                 win->area[0].ion_hdl = handle;
2489                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
2490                 #ifndef USE_ION_MMU
2491                         ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2492                         fbi->fix.smem_start = phy_addr;
2493                         fbi->fix.smem_len = len;
2494                         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%x\n",phy_addr);
2495                 #else
2496                         buf = ion_share_dma_buf(rk_fb->ion_client, handle);
2497                         if (IS_ERR_OR_NULL(buf)) {
2498                                 dev_err(fbi->device, "ion_share_dma_buf() failed\n");
2499                                 goto err_share_dma_buf;
2500                         }
2501                         rk_fb_map_ion_handle(fbi,&dev_drv->reg_area_data,handle,buf);
2502                         fbi->fix.smem_start = dev_drv->reg_area_data.dma_addr;
2503                         fbi->fix.smem_len = buf->size;
2504                         printk(KERN_INFO "alloc_buffer:kernel_vir_addr=0x%x,mmu_vir_addr=0x%x,len=0x%x\n",
2505                                                         fbi->screen_base,fbi->fix.smem_start,fbi->fix.smem_len);
2506                 #endif
2507
2508 #else
2509
2510                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size, &fb_mem_phys,
2511                         GFP_KERNEL);
2512                 if (!fb_mem_virt) {
2513                         pr_err("%s: Failed to allocate framebuffer\n", __func__);
2514                         return -ENOMEM;
2515                 }
2516                 fbi->fix.smem_len = fb_mem_size;
2517                 fbi->fix.smem_start = fb_mem_phys;
2518                 fbi->screen_base = fb_mem_virt;
2519 #endif
2520                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2521                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2522                 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2523         } else {
2524 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
2525                 res = platform_get_resource_byname(fb_pdev,
2526                         IORESOURCE_MEM, "fb2 buf");
2527                 if (res == NULL) {
2528                         dev_err(&fb_pdev->dev, "failed to get win0 memory \n");
2529                         ret = -ENOENT;
2530                 }
2531                 fbi->fix.smem_start = res->start;
2532                 fbi->fix.smem_len = res->end - res->start + 1;
2533                 mem = request_mem_region(res->start, resource_size(res),
2534                         fb_pdev->name);
2535                 fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
2536                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2537 #else    /*three buffer no need to copy*/
2538                 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
2539                 fbi->fix.smem_len   = rk_fb->fb[0]->fix.smem_len;
2540                 fbi->screen_base    = rk_fb->fb[0]->screen_base;
2541 #endif
2542                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2543                         fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2544         }
2545
2546         fbi->screen_size = fbi->fix.smem_len;
2547         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2548         if (win_id >= 0) {
2549                 win = dev_drv->win[win_id];
2550                 win->reserved = fbi->fix.smem_start;
2551         }
2552
2553         return ret;
2554 #ifdef USE_ION_MMU
2555 err_share_dma_buf:
2556         ion_free(rk_fb->ion_client, handle);
2557         return -ENOMEM;
2558 #endif
2559 }
2560
2561 static int rk_release_fb_buffer(struct fb_info *fbi)
2562 {
2563         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))  /*buffer for fb1 and fb3 are alloc by android*/
2564                 return 0;
2565         iounmap(fbi->screen_base);
2566         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
2567         return 0;
2568
2569 }
2570 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv, struct rk_lcdc_win *def_win)
2571 {
2572         int i;
2573         int lcdc_win_num = dev_drv->lcdc_win_num;
2574         for (i = 0; i < lcdc_win_num; i++) {
2575                 struct rk_lcdc_win *win = NULL;
2576                 win =  kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
2577                 if (!win) {
2578                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
2579                         return   -ENOMEM;
2580                 }
2581
2582                 strcpy(win->name, def_win->name);
2583                 win->id = def_win->id;
2584                 win->support_3d = def_win->support_3d;
2585                 dev_drv->win[i] = win;
2586         }
2587
2588         return 0;
2589 }
2590
2591
2592 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
2593                                         struct rk_lcdc_win *def_win, int index)
2594 {
2595         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
2596         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
2597                                 sizeof(struct rk_screen), GFP_KERNEL);
2598         if (!screen) {
2599                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
2600                                         dev_drv->id);
2601                 return -ENOMEM;
2602         }
2603
2604         screen->screen_id = 0;
2605         screen->lcdc_id = dev_drv->id;
2606         dev_drv->screen0 = screen;
2607         dev_drv->cur_screen = screen;
2608         /* devie use one lcdc + rk61x scaler for dual display*/
2609         if (rk_fb->disp_mode == ONE_DUAL) {
2610                 struct rk_screen *screen1 = devm_kzalloc(dev_drv->dev,
2611                                                 sizeof(struct rk_screen), GFP_KERNEL);
2612                 if (screen1) {
2613                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
2614                                                 dev_drv->id);
2615                         return -ENOMEM;
2616                 }
2617                 screen1->screen_id = 1;
2618                 screen1->lcdc_id = 1;
2619                 dev_drv->screen1 = screen1;
2620         }
2621         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
2622         init_lcdc_win(dev_drv, def_win);
2623         init_completion(&dev_drv->frame_done);
2624         spin_lock_init(&dev_drv->cpl_lock);
2625         mutex_init(&dev_drv->fb_win_id_mutex);
2626         dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
2627         dev_drv->first_frame = 1;
2628         rk_disp_pwr_ctr_parse_dt(dev_drv);
2629         if (dev_drv->prop == PRMRY)
2630                 rk_fb_get_prmry_screen(screen);
2631         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
2632
2633         return 0;
2634 }
2635
2636 #ifdef CONFIG_LOGO_LINUX_BMP
2637 static struct linux_logo *bmp_logo;
2638 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
2639 {
2640         bmp_logo = fb_find_logo(24);
2641         if (bmp_logo == NULL) {
2642                 printk(KERN_INFO "%s error\n", __func__);
2643                 return 0;
2644         }
2645         return 1;
2646 }
2647
2648 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
2649 {
2650         unsigned char *src = bmp_logo->data;
2651         unsigned char *dst = info->screen_base;
2652         int i;
2653         unsigned int Needwidth = (*(src-24)<<8) | (*(src-23));
2654         unsigned int Needheight = (*(src-22)<<8) | (*(src-21));
2655
2656         for (i = 0; i < Needheight; i++)
2657                 memcpy(dst+info->var.xres*i*4,
2658                         src+bmp_logo->width*i*4, Needwidth*4);
2659
2660 }
2661 #endif
2662
2663 /********************************
2664 *check if the primary lcdc has registerd,
2665 the primary lcdc mas register first
2666 *********************************/
2667 bool is_prmry_rk_lcdc_registered(void)
2668 {
2669         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2670         if (rk_fb->lcdc_dev_drv[0])
2671                 return  true;
2672         else
2673                 return false;
2674
2675
2676 }
2677 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
2678                                 struct rk_lcdc_win *win, int id)
2679 {
2680         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2681         struct fb_info *fbi;
2682         int i = 0, ret = 0, index = 0;
2683         #ifdef USE_ION_MMU
2684                 struct device *mmu_dev = NULL;
2685         #endif
2686         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
2687                 return -ENXIO;
2688
2689         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
2690                 if (!rk_fb->lcdc_dev_drv[i]) {
2691                         rk_fb->lcdc_dev_drv[i] = dev_drv;
2692                         rk_fb->lcdc_dev_drv[i]->id = id;
2693                         rk_fb->num_lcdc++;
2694                         break;
2695                 }
2696         }
2697
2698         index = i;
2699         init_lcdc_device_driver(rk_fb, win, index);
2700         dev_drv->fb_index_base = rk_fb->num_fb;
2701         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2702                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
2703                 if (!fbi) {
2704                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
2705                         ret = -ENOMEM;
2706                 }
2707                 fbi->par = dev_drv;
2708                 fbi->var = def_var;
2709                 fbi->fix = def_fix;
2710                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
2711                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
2712                 fbi->var.grayscale |= (fbi->var.xres<<8) + (fbi->var.yres<<20);
2713 #if defined(CONFIG_LOGO_LINUX_BMP)
2714                 fbi->var.bits_per_pixel = 32;
2715 #else
2716                 fbi->var.bits_per_pixel = 16;
2717 #endif
2718                 fbi->fix.line_length  = (fbi->var.xres)*(fbi->var.bits_per_pixel>>3);
2719                 fbi->var.width = dev_drv->cur_screen->width;
2720                 fbi->var.height = dev_drv->cur_screen->height;
2721                 fbi->var.pixclock = dev_drv->pixclock;
2722                 fbi->fbops = &fb_ops;
2723                 fbi->flags = FBINFO_FLAG_DEFAULT;
2724                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
2725                 if (i == 0){ /* only alloc memory for main fb*/
2726                 #ifdef USE_ION_MMU
2727                         mmu_dev =
2728                                 rockchip_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
2729                         platform_set_sysmmu(mmu_dev, dev_drv->dev);
2730                         /*rockchip_sysmmu_set_fault_handler(dev_drv->dev,
2731                                 rk_fb_sysmmu_fault_handler);*/
2732                         iovmm_activate(dev_drv->dev);
2733                 #endif
2734                         rk_fb_alloc_buffer(fbi, rk_fb->num_fb);
2735                 }
2736                 ret = register_framebuffer(fbi);
2737                 if (ret < 0) {
2738                         dev_err(&fb_pdev->dev, "%s fb%d register_framebuffer fail!\n",
2739                                         __func__, rk_fb->num_fb);
2740                         return ret;
2741                 }
2742                 rkfb_create_sysfs(fbi);
2743                 rk_fb->fb[rk_fb->num_fb] = fbi;
2744                 dev_info(&fb_pdev->dev, "rockchip framebuffer registerd:%s\n",
2745                                         fbi->fix.id);
2746                 rk_fb->num_fb++;
2747
2748                 if (i == 0) {
2749                         init_waitqueue_head(&dev_drv->vsync_info.wait);
2750                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
2751                         if (ret)
2752                                 dev_err(fbi->dev, "failed to create vsync file\n");
2753                         dev_drv->vsync_info.thread = kthread_run(rk_fb_wait_for_vsync_thread,
2754                                                                 dev_drv, "fb-vsync");
2755                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
2756                                 dev_err(fbi->dev, "failed to run vsync thread\n");
2757                                 dev_drv->vsync_info.thread = NULL;
2758                         }
2759                         dev_drv->vsync_info.active = 1;
2760
2761                         mutex_init(&dev_drv->output_lock);
2762
2763                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
2764                         mutex_init(&dev_drv->update_regs_list_lock);
2765                         init_kthread_worker(&dev_drv->update_regs_worker);
2766
2767                         dev_drv->update_regs_thread = kthread_run(kthread_worker_fn,
2768                                         &dev_drv->update_regs_worker, "rk-fb");
2769                         if (IS_ERR(dev_drv->update_regs_thread)) {
2770                                 int err = PTR_ERR(dev_drv->update_regs_thread);
2771                                 dev_drv->update_regs_thread = NULL;
2772
2773                                 printk("failed to run update_regs thread\n");
2774                                 return err;
2775                         }
2776                         init_kthread_work(&dev_drv->update_regs_work, rk_fb_update_regs_handler);
2777
2778                         dev_drv->timeline = sw_sync_timeline_create("fb-timeline");                     dev_drv->timeline_max = 1;
2779                 }
2780
2781         }
2782
2783  /*show logo for primary display device*/
2784 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
2785 if (dev_drv->prop == PRMRY) {
2786         struct fb_info *main_fbi = rk_fb->fb[0];
2787         main_fbi->fbops->fb_open(main_fbi, 1);
2788         main_fbi->fbops->fb_set_par(main_fbi);
2789 #if  defined(CONFIG_LOGO_LINUX_BMP)
2790         if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
2791                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2792                 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
2793         }
2794 #else
2795         if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
2796                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2797                 fb_show_logo(main_fbi, FB_ROTATE_UR);
2798         }
2799 #endif
2800         main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
2801 }
2802 #endif
2803         return 0;
2804
2805
2806 }
2807
2808 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
2809 {
2810
2811         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
2812         struct fb_info *fbi;
2813         int fb_index_base = dev_drv->fb_index_base;
2814         int fb_num = dev_drv->lcdc_win_num;
2815         int i = 0;
2816
2817         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
2818                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
2819                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
2820         }
2821
2822         for (i = 0; i < fb_num; i++)
2823                 kfree(dev_drv->win[i]);
2824
2825         for (i = fb_index_base; i < (fb_index_base+fb_num); i++) {
2826                 fbi = fb_inf->fb[i];
2827                 unregister_framebuffer(fbi);
2828                 /*rk_release_fb_buffer(fbi);*/
2829                 framebuffer_release(fbi);
2830         }
2831         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
2832         fb_inf->num_lcdc--;
2833
2834         return 0;
2835 }
2836
2837
2838
2839 #if defined(CONFIG_HAS_EARLYSUSPEND)
2840 struct suspend_info {
2841         struct early_suspend early_suspend;
2842         struct rk_fb *inf;
2843 };
2844
2845 static void rkfb_early_suspend(struct early_suspend *h)
2846 {
2847         struct suspend_info *info = container_of(h, struct suspend_info,
2848                                                 early_suspend);
2849         struct rk_fb *inf = info->inf;
2850         int i;
2851         for (i = 0; i < inf->num_lcdc; i++) {
2852                 if (!inf->lcdc_dev_drv[i])
2853                         continue;
2854                 inf->lcdc_dev_drv[i]->suspend(inf->lcdc_dev_drv[i]);
2855         }
2856 }
2857 static void rkfb_early_resume(struct early_suspend *h)
2858 {
2859         struct suspend_info *info = container_of(h, struct suspend_info,
2860                                                 early_suspend);
2861         struct rk_fb *inf = info->inf;
2862         int i;
2863         for (i = 0; i < inf->num_lcdc; i++) {
2864                 if (!inf->lcdc_dev_drv[i])
2865                         continue;
2866                 inf->lcdc_dev_drv[i]->resume(inf->lcdc_dev_drv[i]);
2867         }
2868
2869 }
2870
2871
2872
2873 static struct suspend_info suspend_info = {
2874         .early_suspend.suspend = rkfb_early_suspend,
2875         .early_suspend.resume = rkfb_early_resume,
2876         .early_suspend.level = EARLY_SUSPEND_LEVEL_DISABLE_FB,
2877 };
2878 #endif
2879
2880 static int rk_fb_probe(struct platform_device *pdev)
2881 {
2882         struct rk_fb *rk_fb = NULL;
2883         struct device_node *np = pdev->dev.of_node;
2884         u32 mode;
2885
2886         if (!np) {
2887                 dev_err(&pdev->dev, "Missing device tree node.\n");
2888                 return -EINVAL;
2889         }
2890
2891         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
2892         if (!rk_fb) {
2893                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
2894                 return  -ENOMEM;
2895         }
2896         platform_set_drvdata(pdev, rk_fb);
2897
2898         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
2899                 rk_fb->disp_mode = mode;
2900
2901         } else {
2902                 dev_err(&pdev->dev, "no disp-mode node found!");
2903                 return -ENODEV;
2904         }
2905         dev_set_name(&pdev->dev, "rockchip-fb");
2906 #if defined(CONFIG_ION_ROCKCHIP)
2907         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
2908         if (IS_ERR(rk_fb->ion_client)) {
2909                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
2910                 return PTR_ERR(rk_fb->ion_client);
2911         } else {
2912                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
2913         }
2914 #endif
2915
2916 #if defined(CONFIG_HAS_EARLYSUSPEND)
2917         suspend_info.inf = rk_fb;
2918         register_early_suspend(&suspend_info.early_suspend);
2919 #endif
2920         fb_pdev = pdev;
2921         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
2922         return 0;
2923 }
2924
2925 static int rk_fb_remove(struct platform_device *pdev)
2926 {
2927         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
2928         kfree(rk_fb);
2929         platform_set_drvdata(pdev, NULL);
2930         return 0;
2931 }
2932
2933 static void rk_fb_shutdown(struct platform_device *pdev)
2934 {
2935         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
2936         int i;
2937         for (i = 0; i < rk_fb->num_lcdc; i++) {
2938                 if (!rk_fb->lcdc_dev_drv[i])
2939                         continue;
2940
2941         }
2942
2943 #if     defined(CONFIG_HAS_EARLYSUSPEND)
2944         unregister_early_suspend(&suspend_info.early_suspend);
2945 #endif
2946 }
2947
2948
2949 static const struct of_device_id rkfb_dt_ids[] = {
2950         { .compatible = "rockchip,rk-fb", },
2951         {}
2952 };
2953
2954 static struct platform_driver rk_fb_driver = {
2955         .probe          = rk_fb_probe,
2956         .remove         = rk_fb_remove,
2957         .driver         = {
2958                 .name   = "rk-fb",
2959                 .owner  = THIS_MODULE,
2960                 .of_match_table = of_match_ptr(rkfb_dt_ids),
2961         },
2962         .shutdown   = rk_fb_shutdown,
2963 };
2964
2965 static int __init rk_fb_init(void)
2966 {
2967         return platform_driver_register(&rk_fb_driver);
2968 }
2969
2970 static void __exit rk_fb_exit(void)
2971 {
2972         platform_driver_unregister(&rk_fb_driver);
2973 }
2974
2975 subsys_initcall_sync(rk_fb_init);
2976 module_exit(rk_fb_exit);