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_fb_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->cfg_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         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1114         struct rk_lcdc_driver *ext_dev_drv;
1115         struct rk_lcdc_win *ext_win;
1116
1117         for(i=0;i<dev_drv->lcdc_win_num;i++){
1118                 //old_reg_win_data[i]= regs->reg_win_data[i];
1119                 win = dev_drv->win[i];
1120                 for(j=0;j<regs->win_num;j++){
1121                         if(i == regs->reg_win_data[j].win_id)
1122                                 break;
1123                 }
1124                 if(j<regs->win_num){
1125                         rk_fb_update_driver(win,&regs->reg_win_data[j]);
1126                         win->state = 1;
1127                         dev_drv->ops->set_par(dev_drv,i);
1128                         dev_drv->ops->pan_display(dev_drv,i);
1129                 }else{
1130                         win->state = 0;
1131                 }
1132         }
1133         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1134
1135         if (rk_fb->disp_mode == DUAL && hdmi_switch_complete) {
1136                 for (i = 0; i < rk_fb->num_lcdc; i++) {
1137                         if(rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
1138                                 ext_dev_drv = rk_fb->lcdc_dev_drv[i];
1139                                 break;
1140                         }
1141                 }
1142                 if (i == rk_fb->num_lcdc) {
1143                         printk(KERN_ERR "hdmi lcdc driver not found!\n");
1144                         goto ext_win_exit;
1145                 }
1146
1147                 //hdmi just need set win0 only(win0 have only one area),other win is disable
1148                 ext_win = ext_dev_drv->win[0];
1149                 for (j = 0;j < regs->win_num; j++) {
1150                         if(0 == regs->reg_win_data[j].win_id)
1151                                 break;
1152                 }
1153                 if (j < regs->win_num){
1154                         rk_fb_update_driver(ext_win, &regs->reg_win_data[j]);
1155                         ext_win->area[0].xpos = (ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize)>>1;
1156                         ext_win->area[0].ypos = (ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize)>>1;
1157                         ext_win->area[0].xsize = ext_dev_drv->cur_screen->xsize;
1158                         ext_win->area[0].ysize = ext_dev_drv->cur_screen->ysize;
1159                         ext_win->state = 1;
1160                 }
1161                 else {
1162                         ext_win->state = 0;
1163                 }
1164
1165                 if (ext_win->area[0].xact < ext_win->area[0].yact) {
1166                         ext_win->area[0].xact = win->area[0].yact;
1167                         ext_win->area[0].yact = win->area[0].xact;
1168                         ext_win->area[0].xvir = win->area[0].yact;
1169                 }
1170
1171                 //disable the other win,except win0
1172                 for (i = 1; i < ext_dev_drv->lcdc_win_num; i ++) {
1173                         ext_win = ext_dev_drv->win[i];
1174                         ext_win->state = 0;
1175                 }
1176                 ext_dev_drv->ops->set_par(ext_dev_drv, 0);
1177                 ext_dev_drv->ops->pan_display(ext_dev_drv, 0);
1178                 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1179         }
1180 ext_win_exit:
1181         dev_drv->ops->cfg_done(dev_drv);
1182
1183 #if 0
1184         for(i=0;i<2;i++){
1185                 printk("win[%d]:drv_win_state=%d\n",i,dev_drv->win[i]->state);
1186                 for(j=0;j<4;j++){
1187                         printk("area[%d]:state=%d,mem_addr=%x\n",
1188                                 i,dev_drv->win[i]->area[j].state,dev_drv->win[i]->area[j].smem_start);
1189                 }
1190         }
1191 #endif
1192         /*dev_drv->screen0->post_xsize = regs->post_cfg.xsize;
1193         dev_drv->screen0->post_ysize = regs->post_cfg.ysize;
1194         dev_drv->screen0->post_dsp_stx = regs->post_cfg.xpos;
1195         dev_drv->screen0->post_dsp_sty = regs->post_cfg.ypos;*/
1196
1197         /*dev_drv->atv_layer_cnt = regs->win_num;
1198         dev_drv->ops->set_par(dev_drv,0);*/
1199
1200         ret = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1201                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp),msecs_to_jiffies(dev_drv->cur_screen->ft+5));
1202
1203 #ifdef H_USE_FENCE
1204         sw_sync_timeline_inc(dev_drv->timeline, 1);
1205 #endif
1206         for(i=0;i<regs->win_num;i++){
1207                 rk_fb_free_dma_buf(dev_drv->dev,&regs->reg_win_data[i]);
1208         }
1209         if (dev_drv->wait_fs == 1)
1210                 kfree(regs);
1211 }
1212
1213 static void rk_fb_update_regs_handler(struct kthread_work *work)
1214 {
1215         struct rk_lcdc_driver * dev_drv =
1216                         container_of(work, struct rk_lcdc_driver, update_regs_work);
1217         struct rk_fb_reg_data *data, *next;
1218         //struct list_head saved_list;
1219         mutex_lock(&dev_drv->update_regs_list_lock);
1220         saved_list = dev_drv->update_regs_list;
1221         list_replace_init(&dev_drv->update_regs_list, &saved_list);
1222         mutex_unlock(&dev_drv->update_regs_list_lock);
1223
1224         list_for_each_entry_safe(data, next, &saved_list, list) {
1225                 rk_fb_update_reg(dev_drv,data);
1226                 list_del(&data->list);
1227                 kfree(data);
1228         }
1229 }
1230
1231 static int rk_fb_set_win_buffer(struct fb_info *info,
1232         struct rk_fb_win_par *win_par,struct rk_fb_reg_win_data *reg_win_data)
1233 {
1234         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1235         //struct fb_var_screeninfo *var = &info->var;
1236         struct fb_fix_screeninfo *fix = &info->fix;
1237         struct rk_lcdc_driver * dev_drv = (struct rk_lcdc_driver * )info->par;
1238         struct rk_screen *screen = dev_drv->cur_screen;
1239
1240         int i,j,ion_fd,acq_fence_fd;
1241         u32 xvir,yvir;
1242         u32 xoffset,yoffset;
1243
1244         struct ion_handle *hdl;
1245         size_t len;
1246         int index_buf;
1247         u8  fb_data_fmt;
1248         u8  pixel_width;
1249         u32 vir_width_bit;
1250         u32 stride,uv_stride;
1251         u32 stride_32bit_1;
1252         u32 stride_32bit_2;
1253         u32 stride_128bit_1;
1254         u32 stride_128bit_2;
1255         u16 uv_x_off,uv_y_off,uv_y_act,dsp_height;
1256         u8  is_pic_yuv=0;
1257         u8  ppixel_a=0,global_a=0;
1258 #ifdef USE_ION_MMU
1259         struct dma_buf *buf;
1260 #else
1261         ion_phys_addr_t phy_addr;
1262 #endif
1263         reg_win_data->area_num = 0;
1264         if(win_par->area_par[0].phy_addr == 0){
1265                 for(i=0;i<RK_WIN_MAX_AREA;i++){
1266                         ion_fd = win_par->area_par[i].ion_fd;
1267                         if(ion_fd > 0){
1268                                 reg_win_data->area_num++;
1269                                 for(j=0;j<i;j++){
1270                                         if(ion_fd == win_par->area_par[j].ion_fd){
1271                                                 printk("region[%d] fd is same to region[%d]:fd=%d",
1272                                                         i,j,ion_fd);
1273                                                 break;
1274                                         }
1275                                 }
1276                                 if(j == i){
1277                                         hdl = ion_import_dma_buf(rk_fb->ion_client, ion_fd);
1278                                         reg_win_data->reg_area_data[i].ion_handle = hdl;
1279                                         #ifndef USE_ION_MMU
1280                                                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1281                                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1282                                         #else
1283                                                 buf = ion_share_dma_buf(rk_fb->ion_client, hdl);
1284                                                 if (IS_ERR_OR_NULL(buf)) {
1285                                                         dev_err(info->dev, "ion_share_dma_buf() failed\n");
1286                                                         goto err_share_dma_buf;
1287                                                 }
1288                                                 rk_fb_map_ion_handle(info,&reg_win_data->reg_area_data[i],hdl,buf);
1289                                                 reg_win_data->reg_area_data[i].smem_start =
1290                                                         reg_win_data->reg_area_data[i].dma_addr;
1291                                         #endif
1292                                         reg_win_data->area_buf_num++;
1293                                         reg_win_data->reg_area_data[i].index_buf = 1;
1294                                 }else{
1295                                         reg_win_data->reg_area_data[i].smem_start =
1296                                                 reg_win_data->reg_area_data[j].smem_start;
1297                                 }
1298                         }
1299                         #if 0
1300                         printk("i=%d,ion_fd=%d,addr=0x%x,area_num=%d,area_buf_num=%d\n",
1301                                 i,ion_fd,reg_win_data->reg_area_data[i].smem_start,
1302                                 reg_win_data->area_num,reg_win_data->area_buf_num);
1303                         #endif
1304                 }
1305         }else{
1306                 reg_win_data->reg_area_data[0].smem_start =
1307                 win_par->area_par[0].phy_addr;
1308                 reg_win_data->area_num = 1;
1309         }
1310
1311         if(reg_win_data->area_num == 0){
1312                 return 0;
1313         }
1314
1315         for(i=0;i<reg_win_data->area_num;i++){
1316                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1317                 index_buf = reg_win_data->reg_area_data[i].index_buf;
1318                 if((acq_fence_fd > 0)&&(index_buf == 1)){
1319                         reg_win_data->reg_area_data[i].acq_fence =
1320                                 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1321                 }
1322         }
1323         fb_data_fmt = rk_fb_data_fmt(win_par->data_format,0);
1324         reg_win_data->data_format = fb_data_fmt;
1325         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1326
1327         ppixel_a = ((fb_data_fmt == ARGB888)||(fb_data_fmt == ABGR888)) ? 1:0;
1328         global_a = (win_par->g_alpha_val == 0) ? 0:1;
1329         reg_win_data->alpha_en = ppixel_a | global_a;
1330
1331         reg_win_data->z_order = win_par->z_order;
1332         reg_win_data->win_id  = win_par->win_id;
1333
1334         for(i=0;i<reg_win_data->area_num;i++){
1335                 dsp_height = reg_win_data->reg_area_data[i].ysize;
1336                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;//visiable pos in panel
1337                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1338
1339                 reg_win_data->reg_area_data[i].xsize= win_par->area_par[i].xsize;//realy size in panel
1340                 reg_win_data->reg_area_data[i].ysize= win_par->area_par[i].ysize;
1341
1342                 reg_win_data->reg_area_data[i].xact= win_par->area_par[i].xact;//realy size in panel
1343                 reg_win_data->reg_area_data[i].yact= win_par->area_par[i].yact;
1344
1345                 xoffset = win_par->area_par[i].x_offset;//buf offset
1346                 yoffset = win_par->area_par[i].y_offset;
1347                 xvir = win_par->area_par[i].xvir;
1348                 reg_win_data->reg_area_data[i].xvir = xvir;
1349                 yvir = win_par->area_par[i].yvir;
1350                 reg_win_data->reg_area_data[i].yvir = yvir;
1351                 #if 0
1352                 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",
1353                 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,
1354                 reg_win_data->reg_area_data[i].xact,reg_win_data->reg_area_data[i].yact,xoffset,yoffset,xvir,yvir);
1355                 #endif
1356
1357                 vir_width_bit = pixel_width * xvir;
1358                 stride_128bit_1 = ((vir_width_bit   + 127) & (~127))/8; //pixel_width = byte_num *8
1359                 stride_128bit_2 = ((vir_width_bit*2 + 127) & (~127))/8; //pixel_width = byte_num *8
1360                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1361                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1362
1363                 stride    = stride_32bit_1;//default rgb
1364                 fix->line_length = stride;
1365                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1366                 // x y mirror ,jump line
1367                 //reg_win_data->reg_area_data[i].y_offset = yoffset*stride+xoffset*pixel_width/8;
1368                 if (screen->y_mirror == 1) {
1369                         if (screen->interlace == 1) {
1370                                 reg_win_data->reg_area_data[i].y_offset =
1371                                         yoffset*stride*2 +
1372                                         ((reg_win_data->reg_area_data[i].yact-1)*2+1)*stride +
1373                                         xoffset*pixel_width/8;
1374                         } else {
1375                                 reg_win_data->reg_area_data[i].y_offset =
1376                                         yoffset*stride +
1377                                         (reg_win_data->reg_area_data[i].yact-1)*stride +
1378                                         xoffset*pixel_width/8;
1379                         }
1380                 } else {
1381                         if (screen->interlace == 1) {
1382                                 reg_win_data->reg_area_data[i].y_offset =
1383                                         yoffset*stride*2 + xoffset*pixel_width/8;
1384                         } else {
1385                                 reg_win_data->reg_area_data[i].y_offset =
1386                                         yoffset*stride + xoffset*pixel_width/8;
1387                         }
1388                 }
1389
1390         }
1391         switch (fb_data_fmt) {
1392         case YUV422:
1393                 is_pic_yuv = 1;
1394                 stride     = stride_32bit_1;
1395                 uv_stride  = stride_32bit_1>> 1 ;//
1396                 uv_x_off   = xoffset >> 1 ;//
1397                 uv_y_off   = yoffset;//0
1398                 fix->line_length = stride;
1399                 uv_y_act = dsp_height>>1;
1400                 break;
1401         case YUV420://420sp
1402                 is_pic_yuv = 1;
1403                 stride     = stride_32bit_1;
1404                 uv_stride  = stride_32bit_1;
1405                 uv_x_off   = xoffset;
1406                 uv_y_off   = yoffset >> 1;
1407                 fix->line_length = stride;
1408                 uv_y_act = dsp_height>>1;
1409                 break;
1410         case YUV444:
1411                 is_pic_yuv = 1;
1412                 stride     = stride_32bit_1;
1413                 uv_stride  = stride_32bit_2;
1414                 uv_x_off   = xoffset*2;
1415                 uv_y_off   = yoffset;
1416                 fix->line_length = stride<<2;
1417                 uv_y_act = dsp_height;
1418                 break;
1419         default:
1420                 break;
1421         }
1422         if(is_pic_yuv == 1){
1423                 reg_win_data->reg_area_data[0].cbr_start =
1424                         reg_win_data->reg_area_data[0].smem_start + xvir*yvir;
1425                 reg_win_data->reg_area_data[0].uv_vir_stride =
1426                         uv_stride >> 2;
1427                 if(screen->y_mirror == 1){
1428                         if(screen->interlace == 1){
1429                                 reg_win_data->reg_area_data[0].c_offset =
1430                                                 uv_y_off*uv_stride*2 +
1431                                                 ((uv_y_act-1)*2+1)*uv_stride +
1432                                                 uv_x_off*pixel_width/8;
1433                         }else{
1434                                 reg_win_data->reg_area_data[0].c_offset =
1435                                                 uv_y_off*uv_stride +
1436                                                 (uv_y_act - 1)*uv_stride +
1437                                                 uv_x_off*pixel_width/8;
1438                         }
1439                 }else{
1440                         if(screen->interlace == 1){
1441                                 reg_win_data->reg_area_data[0].c_offset =
1442                                         uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
1443                         }else{
1444                                 reg_win_data->reg_area_data[0].c_offset =
1445                                         uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1446                         }
1447                 }
1448         }
1449         return 0;
1450 #ifdef USE_ION_MMU
1451 err_share_dma_buf:
1452         ion_free(rk_fb->ion_client, hdl);
1453         return -ENOMEM;
1454 #endif
1455 }
1456
1457 static int rk_fb_set_win_config(struct fb_info *info,
1458                 struct rk_fb_win_cfg_data *win_data)
1459 {
1460         //struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1461         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1462         struct rk_fb_reg_data *regs;
1463         struct rk_fb_reg_win_data *reg_win_data;
1464 #ifdef H_USE_FENCE
1465         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
1466         struct sync_fence *retire_fence;
1467         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
1468         struct sync_pt *retire_sync_pt;
1469         int fencd_fd;
1470         char fence_name[20];
1471 #endif
1472         int ret,i,j=0;
1473
1474         //mutex_lock(&dev_drv->output_lock);
1475         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
1476         if (!regs) {
1477                 printk("could not allocate rk_fb_reg_data\n");
1478                 ret = -ENOMEM;
1479                 return ret;
1480         }
1481
1482         /*regs->post_cfg.xpos = win_data->post_cfg.xpos;
1483         regs->post_cfg.ypos = win_data->post_cfg.ypos;
1484         regs->post_cfg.xsize = win_data->post_cfg.xsize;
1485         regs->post_cfg.ysize = win_data->post_cfg.xsize;*/
1486         for (i=0; i<dev_drv->lcdc_win_num; i++) {
1487                 if(win_data->win_par[i].win_id < dev_drv->lcdc_win_num){
1488                         rk_fb_set_win_buffer(info,&win_data->win_par[i],&regs->reg_win_data[j]);
1489                         if(regs->reg_win_data[j].area_num > 0){
1490                                 regs->win_num++;
1491                                 regs->buf_num += regs->reg_win_data[j].area_buf_num;
1492                         }
1493                         j++;
1494                 }else{
1495                         printk("error:win_id bigger than lcdc_win_num\n");
1496                         printk("i=%d,win_id=%d\n",i,win_data->win_par[i].win_id);
1497                 }
1498         }
1499         for(i=0; i<regs->win_num; i++){
1500                 reg_win_data = &regs->reg_win_data[i];
1501                 for(j=0;j<RK_WIN_MAX_AREA;j++){
1502                         if(reg_win_data->reg_area_data[j].acq_fence){
1503                                 printk("acq_fence wait!!!!!\n");
1504                                 rk_fd_fence_wait(dev_drv,
1505                                 reg_win_data->reg_area_data[j].acq_fence);
1506                         }
1507                 }
1508         }
1509
1510         mutex_lock(&dev_drv->output_lock);
1511         if(!(dev_drv->suspend_flag == 0)){
1512                 rk_fb_update_reg(dev_drv,regs);
1513                 printk("suspend_flag == 0\n");
1514                 goto err;
1515         }
1516         mutex_lock(&dev_drv->update_regs_list_lock);
1517         dev_drv->timeline_max++;
1518 #ifdef H_USE_FENCE
1519         for(i=0;i<RK_MAX_BUF_NUM;i++){
1520                 if(i<regs->buf_num){
1521                         sprintf(fence_name,"fence%d",i);
1522                         win_data->rel_fence_fd[i] =  get_unused_fd();
1523                         if (win_data->rel_fence_fd[i] < 0){
1524                                 printk("rel_fence_fd=%d\n",win_data->rel_fence_fd[i]);
1525                                 return -EFAULT;
1526                         }
1527                         release_sync_pt[i] = sw_sync_pt_create(dev_drv->timeline,
1528                                 dev_drv->timeline_max);
1529                         release_fence[i] = sync_fence_create(fence_name, release_sync_pt[i]);
1530                         sync_fence_install(release_fence[i], win_data->rel_fence_fd[i]);
1531                 }else{
1532                         win_data->rel_fence_fd[i] = -1;
1533                 }
1534         }
1535
1536         win_data->ret_fence_fd =  get_unused_fd();
1537         if (win_data->ret_fence_fd < 0){
1538                 printk("ret_fence_fd=%d\n",win_data->ret_fence_fd);
1539                 return -EFAULT;
1540         }
1541         retire_sync_pt = sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
1542         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
1543         sync_fence_install(retire_fence, win_data->ret_fence_fd);
1544 #else
1545         for(i=0;i<RK_MAX_BUF_NUM;i++){
1546                 win_data->rel_fence_fd[i] = -1;
1547         }
1548         win_data->ret_fence_fd = -1;
1549 #endif
1550         if(dev_drv->wait_fs == 0){
1551                 list_add_tail(&regs->list,&dev_drv->update_regs_list);
1552                 mutex_unlock(&dev_drv->update_regs_list_lock);
1553                 queue_kthread_work(&dev_drv->update_regs_worker,
1554                                 &dev_drv->update_regs_work);
1555         }else{
1556                 mutex_unlock(&dev_drv->update_regs_list_lock);
1557                 rk_fb_update_reg(dev_drv,regs);
1558         }
1559
1560 err:
1561         mutex_unlock(&dev_drv->output_lock);
1562         return ret;
1563 }
1564
1565 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
1566 {
1567         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1568         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1569         struct fb_fix_screeninfo *fix = &info->fix;
1570         int fb_id = 0, extend_win_id = 0;
1571         struct fb_info *extend_info = NULL;
1572         struct rk_lcdc_driver *extend_dev_drv = NULL;
1573         struct rk_lcdc_win *extend_win = NULL;
1574         struct rk_lcdc_win *win;
1575         int enable; /* enable fb:1 enable;0 disable*/
1576         int ovl;   /*overlay:0 win1 on the top of win0;1,win0 on the top of win1*/
1577         int num_buf; /*buffer_number*/
1578         int ret;
1579         struct rk_fb_win_cfg_data win_data;
1580         unsigned int dsp_addr[4];
1581         int list_stat;
1582
1583         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1584
1585         void __user *argp = (void __user *)arg;
1586         win = dev_drv->win[win_id];
1587         if (rk_fb->disp_mode == DUAL) {
1588                 fb_id = get_extend_fb_id(info);
1589                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1590                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1591                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1592                                                 extend_info->fix.id);
1593                 extend_win = extend_dev_drv->win[extend_win_id];
1594         }
1595
1596         switch (cmd) {
1597         case RK_FBIOSET_YUV_ADDR:
1598         {
1599                 u32 yuv_phy[2];
1600                 if (copy_from_user(yuv_phy, argp, 8))
1601                         return -EFAULT;
1602                 fix->smem_start = yuv_phy[0];
1603                 fix->mmio_start = yuv_phy[1];
1604                 break;
1605         }
1606         case RK_FBIOSET_ENABLE:
1607                 if (copy_from_user(&enable, argp, sizeof(enable)))
1608                         return -EFAULT;
1609                 dev_drv->ops->open(dev_drv, win_id, enable);
1610                 break;
1611         case RK_FBIOGET_ENABLE:
1612                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
1613                 if (copy_to_user(argp, &enable, sizeof(enable)))
1614                         return -EFAULT;
1615                 break;
1616         case RK_FBIOSET_OVERLAY_STATE:
1617                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
1618                         return -EFAULT;
1619                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
1620                 break;
1621         case RK_FBIOGET_OVERLAY_STATE:
1622                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
1623                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
1624                         return -EFAULT;
1625                 break;
1626         case RK_FBIOPUT_NUM_BUFFERS:
1627                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
1628                         return -EFAULT;
1629                 dev_drv->num_buf = num_buf;
1630                 break;
1631         case RK_FBIOSET_VSYNC_ENABLE:
1632                 if (copy_from_user(&enable, argp, sizeof(enable)))
1633                         return -EFAULT;
1634                 dev_drv->vsync_info.active = enable;
1635                 break;
1636
1637         case RK_FBIOGET_DSP_ADDR:
1638                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1639                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
1640                         return -EFAULT;
1641                 break;
1642         case RK_FBIOGET_LIST_STAT:
1643                 list_stat = rk_fb_get_list_stat(dev_drv);
1644                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
1645                         return -EFAULT;
1646
1647                 break;
1648
1649 #if defined(CONFIG_ION_ROCKCHIP)
1650         case RK_FBIOSET_DMABUF_FD:
1651         {
1652                 int usr_fd;
1653                 struct ion_handle *hdl;
1654                 ion_phys_addr_t phy_addr;
1655                 size_t len;
1656                 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
1657                         return -EFAULT;
1658                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
1659                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1660                 fix->smem_start = phy_addr;
1661                 break;
1662         }
1663         case RK_FBIOGET_DMABUF_FD:
1664         {
1665                 int fd = ion_share_dma_buf_fd(rk_fb->ion_client, win->area[0].ion_hdl);
1666                 if (fd < 0) {
1667                         dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
1668                         return fd;
1669                 }
1670                 if (copy_to_user(argp, &fd, sizeof(fd)))
1671                         return -EFAULT;
1672                 break;
1673         }
1674 #endif
1675         case RK_FBIOSET_CONFIG_DONE:
1676                 if(copy_from_user(&win_data,
1677                         (struct rk_fb_win_cfg_data __user *)argp,
1678                         sizeof(win_data))){
1679                         ret = -EFAULT;
1680                         break;
1681                 };
1682
1683                 dev_drv->wait_fs = win_data.wait_fs;
1684                 rk_fb_set_win_config(info,&win_data);
1685
1686                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
1687                          &win_data,
1688                         sizeof(win_data))) {
1689                         ret = -EFAULT;
1690                         break;
1691                 }
1692                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
1693                 break;
1694         default:
1695                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
1696                 break;
1697         }
1698
1699         return 0;
1700 }
1701
1702 static int rk_fb_blank(int blank_mode, struct fb_info *info)
1703 {
1704         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1705         struct fb_fix_screeninfo *fix = &info->fix;
1706         int win_id;
1707 #if defined(CONFIG_RK_HDMI)
1708         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1709 #endif
1710
1711         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
1712         if (win_id < 0)
1713                 return  -ENODEV;
1714 #if defined(CONFIG_RK_HDMI)
1715         if ((rk_fb->disp_mode == ONE_DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
1716                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
1717         } else
1718 #endif
1719         {
1720                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
1721         }
1722         return 0;
1723 }
1724
1725 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
1726 {
1727
1728         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
1729                 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
1730                 ((16 != var->bits_per_pixel) && (32 != var->bits_per_pixel))) {
1731                 dev_err(info->dev, "%s check var fail 1:\n"
1732                                 "xres_vir:%d>>yres_vir:%d\n"
1733                                 "xres:%d>>yres:%d\n"
1734                                 "bits_per_pixel:%d\n",
1735                                 info->fix.id,
1736                                 var->xres_virtual,
1737                                 var->yres_virtual,
1738                                 var->xres,
1739                                 var->yres,
1740                                 var->bits_per_pixel);
1741                 return -EINVAL;
1742         }
1743
1744         if (((var->xoffset+var->xres) > var->xres_virtual) ||
1745                 ((var->yoffset+var->yres) > (var->yres_virtual))) {
1746                 dev_err(info->dev, "%s check_var fail 2:\n"
1747                                 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
1748                                 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
1749                                 info->fix.id,
1750                                 var->xoffset,
1751                                 var->xres,
1752                                 var->xres_virtual,
1753                                 var->yoffset,
1754                                 var->yres,
1755                                 var->yres_virtual);
1756                 return -EINVAL;
1757         }
1758
1759         return 0;
1760 }
1761
1762 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
1763                            size_t count, loff_t *ppos)
1764 {
1765         unsigned long p = *ppos;
1766         u8 *buffer, *dst;
1767         u8 __iomem *src;
1768         int c, cnt = 0, err = 0;
1769         unsigned long total_size;
1770         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1771         struct rk_lcdc_win *win = NULL;
1772         int win_id = 0;
1773
1774         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1775         if (win_id < 0)
1776                 return  -ENODEV;
1777         else
1778                 win = dev_drv->win[win_id];
1779
1780         if (win->format == RGB565)
1781                 total_size = win->area[0].xact*win->area[0].yact<<1; /*only read the current frame buffer*/
1782         else
1783                 total_size = win->area[0].xact*win->area[0].yact<<2;
1784
1785
1786         if (p >= total_size)
1787                 return 0;
1788
1789         if (count >= total_size)
1790                 count = total_size;
1791
1792         if (count + p > total_size)
1793                 count = total_size - p;
1794
1795         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1796                          GFP_KERNEL);
1797         if (!buffer)
1798                 return -ENOMEM;
1799
1800         src = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1801
1802         while (count) {
1803                 c  = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1804                 dst = buffer;
1805                 fb_memcpy_fromfb(dst, src, c);
1806                 dst += c;
1807                 src += c;
1808
1809                 if (copy_to_user(buf, buffer, c)) {
1810                         err = -EFAULT;
1811                         break;
1812                 }
1813                 *ppos += c;
1814                 buf += c;
1815                 cnt += c;
1816                 count -= c;
1817         }
1818
1819         kfree(buffer);
1820
1821         return (err) ? err : cnt;
1822 }
1823
1824 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
1825                             size_t count, loff_t *ppos)
1826 {
1827         unsigned long p = *ppos;
1828         u8 *buffer, *src;
1829         u8 __iomem *dst;
1830         int c, cnt = 0, err = 0;
1831         unsigned long total_size;
1832         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1833         struct rk_lcdc_win *win = NULL;
1834         int win_id = 0;
1835
1836         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1837         if (win_id < 0)
1838                 return  -ENODEV;
1839         else
1840                 win = dev_drv->win[win_id];
1841
1842         if (win->format == RGB565)
1843                 total_size = win->area[0].xact*win->area[0].yact<<1; /*write the current frame buffer*/
1844         else
1845                 total_size = win->area[0].xact*win->area[0].yact<<2;
1846
1847         if (p > total_size)
1848                 return -EFBIG;
1849
1850         if (count > total_size) {
1851                 err = -EFBIG;
1852                 count = total_size;
1853         }
1854
1855         if (count + p > total_size) {
1856                 if (!err)
1857                         err = -ENOSPC;
1858
1859                 count = total_size - p;
1860         }
1861
1862         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1863                          GFP_KERNEL);
1864         if (!buffer)
1865                 return -ENOMEM;
1866
1867         dst = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1868
1869         while (count) {
1870                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1871                 src = buffer;
1872
1873                 if (copy_from_user(src, buf, c)) {
1874                         err = -EFAULT;
1875                         break;
1876                 }
1877
1878                 fb_memcpy_tofb(dst, src, c);
1879                 dst += c;
1880                 src += c;
1881                 *ppos += c;
1882                 buf += c;
1883                 cnt += c;
1884                 count -= c;
1885         }
1886
1887         kfree(buffer);
1888
1889         return (cnt) ? cnt : err;
1890
1891 }
1892
1893 static int rk_fb_set_par(struct fb_info *info)
1894 {
1895         struct fb_var_screeninfo *var = &info->var;
1896         struct fb_fix_screeninfo *fix = &info->fix;
1897         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1898         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1899         int fb_id, extend_win_id = 0;
1900         struct fb_info *extend_info = NULL;
1901         struct rk_lcdc_driver *extend_dev_drv = NULL;
1902         struct rk_lcdc_win *extend_win = NULL;
1903         struct rk_lcdc_win *win = NULL;
1904         struct rk_screen *screen = dev_drv->cur_screen;
1905         int win_id = 0;
1906         u32 cblen = 0, crlen = 0;
1907         u16 xsize = 0, ysize = 0;                 /*winx display window height/width --->LCDC_WINx_DSP_INFO*/
1908         u32 xoffset = var->xoffset;             /* offset from virtual to visible*/
1909         u32 yoffset = var->yoffset;
1910         u16 xpos = (var->nonstd>>8) & 0xfff;   /*visiable pos in panel*/
1911         u16 ypos = (var->nonstd>>20) & 0xfff;
1912         u32 xvir = var->xres_virtual;
1913         u32 yvir = var->yres_virtual;
1914         u8  data_format = var->nonstd&0xff;
1915         u8  fb_data_fmt;
1916         u8  pixel_width;
1917         u32 vir_width_bit;
1918         u32 stride,uv_stride;
1919         u32 stride_32bit_1;
1920         u32 stride_32bit_2;
1921         u32 stride_128bit_1;
1922         u32 stride_128bit_2;
1923         u16 uv_x_off,uv_y_off,dsp_height,uv_y_act;
1924         u8  is_pic_yuv=0;
1925
1926         var->pixclock = dev_drv->pixclock;
1927         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1928         if (win_id < 0)
1929                 return  -ENODEV;
1930         else
1931                 win = dev_drv->win[win_id];
1932         if (rk_fb->disp_mode == DUAL) {
1933                 fb_id = get_extend_fb_id(info);
1934                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1935                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1936                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1937                                         extend_info->fix.id);
1938                 extend_win = extend_dev_drv->win[extend_win_id];
1939         }
1940         if (var->grayscale>>8) { /*if the application has specific the horizontal and vertical display size*/
1941                 xsize = (var->grayscale>>8) & 0xfff;
1942                 ysize = (var->grayscale>>20) & 0xfff;
1943         } else  { /*ohterwise  full  screen display*/
1944                 xsize = screen->mode.xres;
1945                 ysize = screen->mode.yres;
1946         }
1947
1948 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
1949 /*save winameter set by android*/
1950 if (rk_fb->disp_mode != DUAL) {
1951         if (screen->screen_id == 0) {
1952
1953                 dev_drv->screen0->xsize = xsize;
1954                 dev_drv->screen0->ysize = ysize;
1955                 dev_drv->screen0->xpos  = xpos;
1956                 dev_drv->screen0->ypos = ypos;
1957         } else {
1958                 xsize = dev_drv->screen1->xsize;
1959                 ysize = dev_drv->screen1->ysize;
1960                 xpos = dev_drv->screen1->xpos;
1961                 ypos = dev_drv->screen1->ypos;
1962         }
1963 }
1964
1965         fb_data_fmt = rk_fb_data_fmt(data_format,var->bits_per_pixel);
1966         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1967         vir_width_bit = pixel_width * xvir;
1968         stride_128bit_1 = ((vir_width_bit   + 127) & (~127))/8; //pixel_width = byte_num *8
1969         stride_128bit_2 = ((vir_width_bit*2 + 127) & (~127))/8; //pixel_width = byte_num *8
1970         stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1971         stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1972
1973         stride    = stride_32bit_1;//default rgb
1974         fix->line_length = stride;
1975         dsp_height = win->area[0].ysize;
1976         switch (fb_data_fmt){
1977         case YUV422:
1978                 is_pic_yuv = 1;
1979                 stride     = stride_32bit_1;
1980                 uv_stride  = stride_32bit_1>> 1 ;//
1981                 uv_x_off   = xoffset >> 1 ;//
1982                 uv_y_off   = yoffset;//0
1983                 fix->line_length = stride;
1984                 cblen = crlen = (xvir*yvir)>>1;
1985                 uv_y_act = dsp_height;
1986                 break;
1987         case YUV420://420sp
1988                 is_pic_yuv = 1;
1989                 stride     = stride_32bit_1;
1990                 uv_stride  = stride_32bit_1;
1991                 uv_x_off   = xoffset;
1992                 uv_y_off   = yoffset >> 1;
1993                 fix->line_length = stride;
1994                 cblen = crlen = (xvir*yvir)>>2;
1995                 uv_y_act = dsp_height>>1;
1996                 break;
1997         case YUV444:
1998                 is_pic_yuv = 1;
1999                 stride     = stride_32bit_1;
2000                 uv_stride  = stride_32bit_2;
2001                 uv_x_off   = xoffset*2;
2002                 uv_y_off   = yoffset;
2003                 fix->line_length = stride<<2;
2004                 cblen = crlen = (xvir*yvir);
2005                 uv_y_act = dsp_height;
2006                 break;
2007         default:
2008                 break;
2009         }
2010
2011         // x y mirror ,jump line
2012         if (screen->y_mirror == 1) {
2013                 if (screen->interlace == 1) {
2014                         win->area[0].y_offset = yoffset*stride*2 +
2015                                                         ((win->area[0].yact-1)*2+1)*stride +
2016                                                         xoffset*pixel_width/8;
2017                 } else {
2018                         win->area[0].y_offset = yoffset*stride +
2019                                                         (win->area[0].yact-1)*stride +
2020                                                         xoffset*pixel_width/8;
2021                 }
2022         }else{
2023                 if (screen->interlace == 1) {
2024                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
2025                 } else {
2026                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
2027                 }
2028         }
2029         if (is_pic_yuv == 1) {
2030                 if (screen->y_mirror == 1) {
2031                         if (screen->interlace == 1) {
2032                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
2033                                                                 ((uv_y_act-1)*2+1)*uv_stride +
2034                                                                 uv_x_off*pixel_width/8;
2035                         } else {
2036                                 win->area[0].c_offset = uv_y_off*uv_stride +
2037                                                                 (uv_y_act - 1)*uv_stride +
2038                                                                 uv_x_off*pixel_width/8;
2039                         }
2040                 } else {
2041                         if (screen->interlace == 1) {
2042                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
2043                         } else {
2044                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
2045                         }
2046                 }
2047         }
2048
2049         win->format = fb_data_fmt;
2050         win->area[0].y_vir_stride = stride>>2;
2051         win->area[0].uv_vir_stride = uv_stride>>2;
2052         win->area[0].xpos = xpos;
2053         win->area[0].ypos = ypos;
2054         win->area[0].xsize = xsize;
2055         win->area[0].ysize = ysize;
2056
2057         win->area[0].smem_start = fix->smem_start;
2058         win->area[0].cbr_start = fix->smem_start+stride*yvir;//fix->mmio_start;
2059         win->area[0].xact = var->xres;              /*winx active window height,is a wint of vir*/
2060         win->area[0].yact = var->yres;
2061         win->area[0].xvir =  var->xres_virtual;    /*virtual resolution  stride --->LCDC_WINx_VIR*/
2062         win->area[0].yvir =  var->yres_virtual;
2063         win->state=1;
2064         win->area[0].state=1;
2065         win->area_num = 1;
2066         win->alpha_mode = 4;//AB_SRC_OVER;
2067         win->alpha_en = ((win->format == ARGB888)||(win->format == ABGR888)) ? 1 : 0;
2068         win->g_alpha_val = 0;
2069         printk("%s,alpha_mode=%d,alpha_en=%d\n",__func__,win->alpha_mode,win->alpha_en);
2070
2071         if (rk_fb->disp_mode == DUAL) {
2072                 if (extend_win->state && (hdmi_switch_complete)) {
2073                         if (info != extend_info) {
2074                                 if (win->area[0].xact < win->area[0].yact) {
2075                                         //extend_win->xact = win->area[0].yact;
2076                                         extend_win->area[0].xact = win->area[0].yact;
2077                                         extend_win->area[0].yact = win->area[0].xact;
2078                                         extend_win->area[0].xvir = win->area[0].yact;
2079                                         extend_info->var.xres = var->yres;
2080                                         extend_info->var.yres = var->xres;
2081                                         extend_info->var.xres_virtual = var->yres;
2082                                 } else {
2083                                         extend_win->area[0].xact = win->area[0].xact;
2084                                         extend_win->area[0].yact = win->area[0].yact;
2085                                         extend_win->area[0].xvir = win->area[0].xvir;
2086                                         extend_info->var.xres = var->xres;
2087                                         extend_info->var.yres = var->yres;
2088                                         extend_info->var.xres_virtual = var->xres_virtual;
2089                                 }
2090                                 extend_win->format = win->format;
2091                                 extend_info->var.nonstd &= 0xffffff00;
2092                                 extend_info->var.nonstd |= data_format;
2093                                 extend_dev_drv->ops->set_par(extend_dev_drv, extend_win_id);
2094                         }
2095                 }
2096         }
2097         dev_drv->ops->set_par(dev_drv, win_id);
2098
2099         return 0;
2100 }
2101
2102 static inline unsigned int chan_to_field(unsigned int chan,
2103                                          struct fb_bitfield *bf)
2104 {
2105         chan &= 0xffff;
2106         chan >>= 16 - bf->length;
2107         return chan << bf->offset;
2108 }
2109
2110 static int fb_setcolreg(unsigned regno,
2111                                unsigned red, unsigned green, unsigned blue,
2112                                unsigned transp, struct fb_info *info)
2113 {
2114         unsigned int val;
2115
2116         switch (info->fix.visual) {
2117         case FB_VISUAL_TRUECOLOR:
2118                 /* true-colour, use pseudo-palette */
2119                 if (regno < 16) {
2120                         u32 *pal = info->pseudo_palette;
2121                         val  = chan_to_field(red,   &info->var.red);
2122                         val |= chan_to_field(green, &info->var.green);
2123                         val |= chan_to_field(blue,  &info->var.blue);
2124                         pal[regno] = val;
2125                 }
2126                 break;
2127         default:
2128                 return -1;      /* unknown type */
2129         }
2130
2131         return 0;
2132 }
2133
2134 static struct fb_ops fb_ops = {
2135         .owner          = THIS_MODULE,
2136         .fb_open        = rk_fb_open,
2137         .fb_release     = rk_fb_close,
2138         .fb_check_var   = rk_fb_check_var,
2139         .fb_set_par     = rk_fb_set_par,
2140         .fb_blank       = rk_fb_blank,
2141         .fb_ioctl       = rk_fb_ioctl,
2142         .fb_pan_display = rk_fb_pan_display,
2143         .fb_read        = rk_fb_read,
2144         .fb_write       = rk_fb_write,
2145         .fb_setcolreg   = fb_setcolreg,
2146         .fb_fillrect    = cfb_fillrect,
2147         .fb_copyarea    = cfb_copyarea,
2148         .fb_imageblit   = cfb_imageblit,
2149 };
2150
2151
2152
2153 static struct fb_var_screeninfo def_var = {
2154 #if defined(CONFIG_LOGO_LINUX_BMP)
2155         .red            = {16, 8, 0},
2156         .green          = {8, 8, 0},
2157         .blue           = {0, 8, 0},
2158         .transp         = {0, 0, 0},
2159         .nonstd         = HAL_PIXEL_FORMAT_BGRA_8888,
2160 #else
2161         .red            = {11, 5, 0},
2162         .green          = {5, 6, 0},
2163         .blue           = {0, 5, 0},
2164         .transp         = {0, 0, 0},
2165         .nonstd         = HAL_PIXEL_FORMAT_RGB_565,   /*(ypos<<20+xpos<<8+format) format*/
2166 #endif
2167         .grayscale      = 0,  /*(ysize<<20+xsize<<8)*/
2168         .activate       = FB_ACTIVATE_NOW,
2169         .accel_flags    = 0,
2170         .vmode          = FB_VMODE_NONINTERLACED,
2171 };
2172
2173 static struct fb_fix_screeninfo def_fix = {
2174         .type            = FB_TYPE_PACKED_PIXELS,
2175         .type_aux        = 0,
2176         .xpanstep        = 1,
2177         .ypanstep        = 1,
2178         .ywrapstep       = 0,
2179         .accel           = FB_ACCEL_NONE,
2180         .visual          = FB_VISUAL_TRUECOLOR,
2181
2182 };
2183
2184
2185 static int rk_fb_wait_for_vsync_thread(void *data)
2186 {
2187         struct rk_lcdc_driver  *dev_drv = data;
2188         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2189         struct fb_info *fbi = rk_fb->fb[0];
2190
2191         while (!kthread_should_stop()) {
2192                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2193                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2194                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2195                         (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
2196
2197                 if (!ret)
2198                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
2199         }
2200
2201         return 0;
2202 }
2203
2204 static ssize_t rk_fb_vsync_show(struct device *dev,
2205                 struct device_attribute *attr, char *buf)
2206 {
2207         struct fb_info *fbi = dev_get_drvdata(dev);
2208         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2209         return scnprintf(buf, PAGE_SIZE, "%llu\n",
2210                         ktime_to_ns(dev_drv->vsync_info.timestamp));
2211 }
2212
2213 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
2214
2215
2216 /*****************************************************************
2217 this two function is for other module that in the kernel which
2218 need show image directly through fb
2219 fb_id:we have 4 fb here,default we use fb0 for ui display
2220 *******************************************************************/
2221 struct fb_info *rk_get_fb(int fb_id)
2222 {
2223         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2224         struct fb_info *fb = inf->fb[fb_id];
2225         return fb;
2226 }
2227 EXPORT_SYMBOL(rk_get_fb);
2228
2229 void rk_direct_fb_show(struct fb_info *fbi)
2230 {
2231         rk_fb_set_par(fbi);
2232         rk_fb_pan_display(&fbi->var, fbi);
2233 }
2234 EXPORT_SYMBOL(rk_direct_fb_show);
2235
2236
2237 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
2238                                         struct fb_var_screeninfo *hdmi_var)
2239 {
2240         if (pmy_var->xres < pmy_var->yres) {  /*vertical  lcd screen*/
2241                 hdmi_var->xres = pmy_var->yres;
2242                 hdmi_var->yres = pmy_var->xres;
2243                 hdmi_var->xres_virtual = pmy_var->yres;
2244         } else {
2245                 hdmi_var->xres = pmy_var->xres;
2246                 hdmi_var->yres = pmy_var->yres;
2247                 hdmi_var->xres_virtual = pmy_var->xres_virtual;
2248         }
2249
2250         return 0;
2251
2252 }
2253 int rk_fb_dpi_open(bool open)
2254 {
2255         struct rk_lcdc_driver *dev_drv = NULL;
2256         dev_drv = rk_get_prmry_lcdc_drv();
2257         dev_drv->ops->dpi_open(dev_drv, open);
2258
2259         return 0;
2260 }
2261 int rk_fb_dpi_win_sel(int win_id)
2262 {
2263         struct rk_lcdc_driver *dev_drv = NULL;
2264         dev_drv = rk_get_prmry_lcdc_drv();
2265         dev_drv->ops->dpi_win_sel(dev_drv, win_id);
2266
2267         return 0;
2268 }
2269 int rk_fb_dpi_status(void)
2270 {
2271         int ret;
2272         struct rk_lcdc_driver *dev_drv = NULL;
2273         dev_drv = rk_get_prmry_lcdc_drv();
2274         ret = dev_drv->ops->dpi_status(dev_drv);
2275
2276         return ret;
2277 }
2278
2279 /******************************************
2280 *function:this function will be called by hdmi,when
2281 *             hdmi plug in/out
2282 *screen: the screen attached to hdmi
2283 *enable: 1,hdmi plug in,0,hdmi plug out
2284 *lcdc_id: the lcdc id the hdmi attached ,0 or 1
2285 ******************************************/
2286 int rk_fb_switch_screen(struct rk_screen *screen , int enable, int lcdc_id)
2287 {
2288         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2289         struct fb_info *info = NULL;
2290         struct rk_lcdc_driver *dev_drv = NULL;
2291         struct fb_var_screeninfo *hdmi_var    = NULL;
2292         struct fb_var_screeninfo *pmy_var = NULL;      /*var for primary screen*/
2293         struct fb_info *pmy_info = NULL;
2294         struct fb_fix_screeninfo *pmy_fix = NULL;
2295         int i;
2296         struct fb_fix_screeninfo *hdmi_fix    = NULL;
2297         char name[6];
2298         int ret;
2299         int win_id;
2300
2301         //if (rk_fb->disp_mode != DUAL)
2302         //      rk29_backlight_set(0);
2303
2304         sprintf(name, "lcdc%d", lcdc_id);
2305
2306         if (rk_fb->disp_mode != DUAL) {
2307                 dev_drv = rk_fb->lcdc_dev_drv[0];
2308         } else {
2309
2310                 for (i = 0; i < rk_fb->num_lcdc; i++) {
2311                         if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
2312                                 dev_drv = rk_fb->lcdc_dev_drv[i];
2313                                 break;
2314                         }
2315                 }
2316
2317                 if (i == rk_fb->num_lcdc) {
2318                         printk(KERN_ERR "%s driver not found!", name);
2319                         return -ENODEV;
2320                 }
2321         }
2322         printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from", dev_drv->id);
2323
2324         if (rk_fb->num_lcdc == 1)
2325                 info = rk_fb->fb[0];
2326         else if (rk_fb->num_lcdc == 2)
2327                 info = rk_fb->fb[dev_drv->lcdc_win_num]; /*the main fb of lcdc1*/
2328
2329         if (dev_drv->screen1) { /*device like rk2928 ,have only one lcdc but two outputs*/
2330                 if (enable) {
2331                         memcpy(dev_drv->screen1, screen, sizeof(struct rk_screen));
2332                         dev_drv->screen1->lcdc_id = 0; /*connect screen1 to output interface 0*/
2333                         dev_drv->screen1->screen_id = 1;
2334                         dev_drv->screen0->lcdc_id = 1; /*connect screen0 to output interface 1*/
2335                         dev_drv->cur_screen = dev_drv->screen1;
2336                         dev_drv->screen0->ext_screen = dev_drv->screen1;
2337                         if (dev_drv->screen0->sscreen_get) {
2338                                 dev_drv->screen0->sscreen_get(dev_drv->screen0,
2339                                         dev_drv->cur_screen->hdmi_resolution);
2340                         }
2341
2342
2343                 } else {
2344                         dev_drv->screen1->lcdc_id = 1; /*connect screen1 to output interface 1*/
2345                         dev_drv->screen0->lcdc_id = 0; /*connect screen0 to output interface 0*/
2346                         dev_drv->cur_screen = dev_drv->screen0;
2347                         dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
2348                                         dev_drv->screen_ctr_info->lcd_info);
2349                 }
2350         } else{
2351                 if (enable)
2352                         memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
2353         }
2354
2355
2356         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2357
2358         if (!enable && !dev_drv->screen1) { /*only double lcdc device need to close*/
2359                 if (dev_drv->win[win_id]->state)
2360                         dev_drv->ops->open(dev_drv, win_id, enable); /*disable the win which attached to this fb*/
2361                 hdmi_switch_complete = 0;
2362
2363                 return 0;
2364         }
2365
2366         hdmi_var = &info->var;
2367         hdmi_fix = &info->fix;
2368         if (rk_fb->disp_mode  == DUAL) {
2369                 if (likely(rk_fb->num_lcdc == 2)) {
2370                         pmy_var = &rk_fb->fb[0]->var;
2371                         pmy_fix = &rk_fb->fb[0]->fix;
2372                         set_xact_yact_for_hdmi(pmy_var, hdmi_var);
2373                         hdmi_var->nonstd &= 0xffffff00;
2374                         hdmi_var->nonstd |= (pmy_var->nonstd & 0xff); /*use the same format as primary screen*/
2375                 } else {
2376                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2377                 }
2378         }
2379         hdmi_var->grayscale &= 0xff;
2380         hdmi_var->grayscale |= (dev_drv->cur_screen->mode.xres<<8) + (dev_drv->cur_screen->mode.yres<<20);
2381         if (dev_drv->screen1) { /*device like rk2928,whic have one lcdc but two outputs*/
2382         /*      info->var.nonstd &= 0xff;
2383                 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
2384                 info->var.grayscale &= 0xff;
2385                 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);*/
2386                 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
2387                 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
2388                 dev_drv->screen1->xpos = 0;
2389                 dev_drv->screen1->ypos = 0;
2390         }
2391
2392         ret = info->fbops->fb_open(info, 1);
2393         dev_drv->ops->load_screen(dev_drv, 1);
2394         ret = info->fbops->fb_set_par(info);
2395         if (dev_drv->ops->lcdc_hdmi_process)
2396                 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
2397
2398         if (rk_fb->disp_mode == DUAL) {
2399                 if (likely(rk_fb->num_lcdc == 2)) {
2400                         pmy_info = rk_fb->fb[0];
2401                         pmy_info->fbops->fb_pan_display(pmy_var, pmy_info);
2402                 } else {
2403                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2404                 }
2405         } else {
2406                 info->fbops->fb_pan_display(hdmi_var, info);
2407         }
2408         //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2409         if (dev_drv->screen1) {
2410                 if (dev_drv->screen0->sscreen_set) {
2411                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
2412                         msleep(100);
2413                         dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
2414                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
2415                 }
2416         }
2417
2418         //if (rk_fb->disp_mode != DUAL)
2419         //      rk29_backlight_set(1);
2420         hdmi_switch_complete = enable;
2421         return 0;
2422
2423 }
2424
2425
2426
2427
2428 /******************************************
2429 function:this function current only called by hdmi for
2430         scale the display
2431 scale_x: scale rate of x resolution
2432 scale_y: scale rate of y resolution
2433 lcdc_id: the lcdc id the hdmi attached ,0 or 1
2434 ******************************************/
2435
2436 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
2437 {
2438         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2439         struct fb_info *info = NULL;
2440         struct fb_var_screeninfo *var = NULL;
2441         struct rk_lcdc_driver *dev_drv = NULL;
2442         u16 screen_x, screen_y;
2443         u16 xpos, ypos;
2444         //u16 xsize, ysize;
2445         char name[6];
2446         int i = 0;
2447         sprintf(name, "lcdc%d", lcdc_id);
2448
2449 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
2450         dev_drv = inf->lcdc_dev_drv[0];
2451 #else
2452         for (i = 0; i < inf->num_lcdc; i++) {
2453                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
2454                         dev_drv = inf->lcdc_dev_drv[i];
2455                         break;
2456                 }
2457         }
2458
2459         if (i == inf->num_lcdc) {
2460                 printk(KERN_ERR "%s driver not found!", name);
2461                 return -ENODEV;
2462
2463         }
2464 #endif
2465         if (inf->num_lcdc == 1)
2466                 info = inf->fb[0];
2467         else if (inf->num_lcdc == 2)
2468                 info = inf->fb[dev_drv->lcdc_win_num];
2469
2470         var = &info->var;
2471         screen_x = dev_drv->cur_screen->mode.xres;
2472         screen_y = dev_drv->cur_screen->mode.yres;
2473
2474 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
2475         if (dev_drv->cur_screen->screen_id == 1) {
2476                 dev_drv->cur_screen->xpos = (screen_x-screen_x*scale_x/100)>>1;
2477                 dev_drv->cur_screen->ypos = (screen_y-screen_y*scale_y/100)>>1;
2478                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2479                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2480         } else
2481 #endif
2482         {
2483                 xpos = (screen_x-screen_x*scale_x/100)>>1;
2484                 ypos = (screen_y-screen_y*scale_y/100)>>1;
2485                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2486                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2487                 var->nonstd &= 0xff;
2488                 var->nonstd |= (xpos<<8) + (ypos<<20);
2489                 var->grayscale &= 0xff;
2490                 var->grayscale |= (dev_drv->cur_screen->xsize<<8) + (dev_drv->cur_screen->ysize<<20);
2491         }
2492
2493         info->fbops->fb_set_par(info);
2494         //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2495         dev_drv->ops->cfg_done(dev_drv);
2496         return 0;
2497
2498
2499 }
2500
2501 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
2502 {
2503         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2504         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2505         struct rk_lcdc_win *win = NULL;
2506         int win_id;
2507         int ret = 0;
2508         unsigned long fb_mem_size;
2509 #if defined(CONFIG_ION_ROCKCHIP)
2510         struct ion_handle *handle;
2511         ion_phys_addr_t phy_addr;
2512 #ifdef  USE_ION_MMU
2513         struct dma_buf *buf;
2514 #else
2515         size_t len;
2516 #endif
2517 #endif
2518         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2519         if (win_id < 0)
2520                 return  -ENODEV;
2521         else
2522                 win = dev_drv->win[win_id];
2523
2524         if (!strcmp(fbi->fix.id, "fb0")) {
2525                 fb_mem_size = 3 * (fbi->var.xres * fbi->var.yres) << 2;
2526                 fb_mem_size = ALIGN(fb_mem_size, SZ_1M);
2527 #if defined(CONFIG_ION_ROCKCHIP)
2528                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0, ION_HEAP(ION_CMA_HEAP_ID), 0);
2529                 if (IS_ERR(handle)) {
2530                         dev_err(fbi->device, "failed to ion_alloc:%ld\n",PTR_ERR(handle));
2531                         return -ENOMEM;
2532                 }
2533                 win->area[0].ion_hdl = handle;
2534                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
2535 #ifndef USE_ION_MMU
2536                         ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2537                         fbi->fix.smem_start = phy_addr;
2538                         fbi->fix.smem_len = len;
2539                         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n",phy_addr);
2540 #else
2541                         buf = ion_share_dma_buf(rk_fb->ion_client, handle);
2542                         if (IS_ERR_OR_NULL(buf)) {
2543                                 dev_err(fbi->device, "ion_share_dma_buf() failed\n");
2544                                 goto err_share_dma_buf;
2545                         }
2546                         rk_fb_map_ion_handle(fbi,&dev_drv->reg_area_data,handle,buf);
2547                         fbi->fix.smem_start = dev_drv->reg_area_data.dma_addr;
2548                         fbi->fix.smem_len = buf->size;
2549                         printk(KERN_INFO "alloc_buffer:kernel_vir_addr=0x%x,mmu_vir_addr=0x%x,len=0x%x\n",
2550                                                         fbi->screen_base,fbi->fix.smem_start,fbi->fix.smem_len);
2551 #endif
2552
2553 #else
2554                 dma_addr_t fb_mem_phys;
2555                 void *fb_mem_virt;
2556                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
2557                                         &fb_mem_phys,GFP_KERNEL);
2558                 if (!fb_mem_virt) {
2559                         pr_err("%s: Failed to allocate framebuffer\n", __func__);
2560                         return -ENOMEM;
2561                 }
2562                 fbi->fix.smem_len = fb_mem_size;
2563                 fbi->fix.smem_start = fb_mem_phys;
2564                 fbi->screen_base = fb_mem_virt;
2565 #endif
2566                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2567                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2568                 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2569         } else {
2570 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
2571                 res = platform_get_resource_byname(fb_pdev,
2572                         IORESOURCE_MEM, "fb2 buf");
2573                 if (res == NULL) {
2574                         dev_err(&fb_pdev->dev, "failed to get win0 memory \n");
2575                         ret = -ENOENT;
2576                 }
2577                 fbi->fix.smem_start = res->start;
2578                 fbi->fix.smem_len = res->end - res->start + 1;
2579                 mem = request_mem_region(res->start, resource_size(res),
2580                         fb_pdev->name);
2581                 fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
2582                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2583 #else    /*three buffer no need to copy*/
2584                 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
2585                 fbi->fix.smem_len   = rk_fb->fb[0]->fix.smem_len;
2586                 fbi->screen_base    = rk_fb->fb[0]->screen_base;
2587 #endif
2588                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2589                         fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2590         }
2591
2592         fbi->screen_size = fbi->fix.smem_len;
2593         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2594         if (win_id >= 0) {
2595                 win = dev_drv->win[win_id];
2596                 win->reserved = fbi->fix.smem_start;
2597         }
2598
2599         return ret;
2600 #ifdef USE_ION_MMU
2601 err_share_dma_buf:
2602         ion_free(rk_fb->ion_client, handle);
2603         return -ENOMEM;
2604 #endif
2605 }
2606
2607 static int rk_release_fb_buffer(struct fb_info *fbi)
2608 {
2609         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))  /*buffer for fb1 and fb3 are alloc by android*/
2610                 return 0;
2611         iounmap(fbi->screen_base);
2612         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
2613         return 0;
2614
2615 }
2616 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv, struct rk_lcdc_win *def_win)
2617 {
2618         int i;
2619         int lcdc_win_num = dev_drv->lcdc_win_num;
2620         for (i = 0; i < lcdc_win_num; i++) {
2621                 struct rk_lcdc_win *win = NULL;
2622                 win =  kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
2623                 if (!win) {
2624                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
2625                         return   -ENOMEM;
2626                 }
2627
2628                 strcpy(win->name, def_win[i].name);
2629                 win->id = def_win[i].id;
2630                 win->support_3d = def_win[i].support_3d;
2631                 dev_drv->win[i] = win;
2632         }
2633
2634         return 0;
2635 }
2636
2637
2638 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
2639                                         struct rk_lcdc_win *def_win, int index)
2640 {
2641         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
2642         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
2643                                 sizeof(struct rk_screen), GFP_KERNEL);
2644         if (!screen) {
2645                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
2646                                         dev_drv->id);
2647                 return -ENOMEM;
2648         }
2649
2650         screen->screen_id = 0;
2651         screen->lcdc_id = dev_drv->id;
2652         dev_drv->screen0 = screen;
2653         dev_drv->cur_screen = screen;
2654         /* devie use one lcdc + rk61x scaler for dual display*/
2655         if (rk_fb->disp_mode == ONE_DUAL) {
2656                 struct rk_screen *screen1 = devm_kzalloc(dev_drv->dev,
2657                                                 sizeof(struct rk_screen), GFP_KERNEL);
2658                 if (screen1) {
2659                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
2660                                                 dev_drv->id);
2661                         return -ENOMEM;
2662                 }
2663                 screen1->screen_id = 1;
2664                 screen1->lcdc_id = 1;
2665                 dev_drv->screen1 = screen1;
2666         }
2667         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
2668         init_lcdc_win(dev_drv, def_win);
2669         init_completion(&dev_drv->frame_done);
2670         spin_lock_init(&dev_drv->cpl_lock);
2671         mutex_init(&dev_drv->fb_win_id_mutex);
2672         dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
2673         dev_drv->first_frame = 1;
2674         rk_disp_pwr_ctr_parse_dt(dev_drv);
2675         if (dev_drv->prop == PRMRY) {
2676                 rk_fb_set_prmry_screen(screen);
2677                 rk_fb_get_prmry_screen(screen);
2678         }
2679         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
2680
2681         return 0;
2682 }
2683
2684 #ifdef CONFIG_LOGO_LINUX_BMP
2685 static struct linux_logo *bmp_logo;
2686 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
2687 {
2688         bmp_logo = fb_find_logo(24);
2689         if (bmp_logo == NULL) {
2690                 printk(KERN_INFO "%s error\n", __func__);
2691                 return 0;
2692         }
2693         return 1;
2694 }
2695
2696 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
2697 {
2698         unsigned char *src = bmp_logo->data;
2699         unsigned char *dst = info->screen_base;
2700         int i;
2701         unsigned int Needwidth = (*(src-24)<<8) | (*(src-23));
2702         unsigned int Needheight = (*(src-22)<<8) | (*(src-21));
2703
2704         for (i = 0; i < Needheight; i++)
2705                 memcpy(dst+info->var.xres*i*4,
2706                         src+bmp_logo->width*i*4, Needwidth*4);
2707
2708 }
2709 #endif
2710
2711 /********************************
2712 *check if the primary lcdc has registerd,
2713 the primary lcdc mas register first
2714 *********************************/
2715 bool is_prmry_rk_lcdc_registered(void)
2716 {
2717         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2718         if (rk_fb->lcdc_dev_drv[0])
2719                 return  true;
2720         else
2721                 return false;
2722
2723
2724 }
2725 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
2726                                 struct rk_lcdc_win *win, int id)
2727 {
2728         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2729         struct fb_info *fbi;
2730         int i = 0, ret = 0, index = 0;
2731         #ifdef USE_ION_MMU
2732                 struct device *mmu_dev = NULL;
2733         #endif
2734         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
2735                 return -ENXIO;
2736
2737         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
2738                 if (!rk_fb->lcdc_dev_drv[i]) {
2739                         rk_fb->lcdc_dev_drv[i] = dev_drv;
2740                         rk_fb->lcdc_dev_drv[i]->id = id;
2741                         rk_fb->num_lcdc++;
2742                         break;
2743                 }
2744         }
2745
2746         index = i;
2747         init_lcdc_device_driver(rk_fb, win, index);
2748         dev_drv->fb_index_base = rk_fb->num_fb;
2749         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2750                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
2751                 if (!fbi) {
2752                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
2753                         ret = -ENOMEM;
2754                 }
2755                 fbi->par = dev_drv;
2756                 fbi->var = def_var;
2757                 fbi->fix = def_fix;
2758                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
2759                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
2760                 fbi->var.grayscale |= (fbi->var.xres<<8) + (fbi->var.yres<<20);
2761 #if defined(CONFIG_LOGO_LINUX_BMP)
2762                 fbi->var.bits_per_pixel = 32;
2763 #else
2764                 fbi->var.bits_per_pixel = 16;
2765 #endif
2766                 fbi->fix.line_length  = (fbi->var.xres)*(fbi->var.bits_per_pixel>>3);
2767                 fbi->var.width = dev_drv->cur_screen->width;
2768                 fbi->var.height = dev_drv->cur_screen->height;
2769                 fbi->var.pixclock = dev_drv->pixclock;
2770                 fbi->fbops = &fb_ops;
2771                 fbi->flags = FBINFO_FLAG_DEFAULT;
2772                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
2773                 if (i == 0){ /* only alloc memory for main fb*/
2774                 #ifdef USE_ION_MMU
2775                         mmu_dev =
2776                                 rockchip_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
2777                         platform_set_sysmmu(mmu_dev, dev_drv->dev);
2778                         /*rockchip_sysmmu_set_fault_handler(dev_drv->dev,
2779                                 rk_fb_sysmmu_fault_handler);*/
2780                         iovmm_activate(dev_drv->dev);
2781                 #endif
2782                         rk_fb_alloc_buffer(fbi, rk_fb->num_fb);
2783                 }
2784                 ret = register_framebuffer(fbi);
2785                 if (ret < 0) {
2786                         dev_err(&fb_pdev->dev, "%s fb%d register_framebuffer fail!\n",
2787                                         __func__, rk_fb->num_fb);
2788                         return ret;
2789                 }
2790                 rkfb_create_sysfs(fbi);
2791                 rk_fb->fb[rk_fb->num_fb] = fbi;
2792                 dev_info(&fb_pdev->dev, "rockchip framebuffer registerd:%s\n",
2793                                         fbi->fix.id);
2794                 rk_fb->num_fb++;
2795
2796                 if (i == 0) {
2797                         init_waitqueue_head(&dev_drv->vsync_info.wait);
2798                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
2799                         if (ret)
2800                                 dev_err(fbi->dev, "failed to create vsync file\n");
2801                         dev_drv->vsync_info.thread = kthread_run(rk_fb_wait_for_vsync_thread,
2802                                                                 dev_drv, "fb-vsync");
2803                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
2804                                 dev_err(fbi->dev, "failed to run vsync thread\n");
2805                                 dev_drv->vsync_info.thread = NULL;
2806                         }
2807                         dev_drv->vsync_info.active = 1;
2808
2809                         mutex_init(&dev_drv->output_lock);
2810
2811                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
2812                         mutex_init(&dev_drv->update_regs_list_lock);
2813                         init_kthread_worker(&dev_drv->update_regs_worker);
2814
2815                         dev_drv->update_regs_thread = kthread_run(kthread_worker_fn,
2816                                         &dev_drv->update_regs_worker, "rk-fb");
2817                         if (IS_ERR(dev_drv->update_regs_thread)) {
2818                                 int err = PTR_ERR(dev_drv->update_regs_thread);
2819                                 dev_drv->update_regs_thread = NULL;
2820
2821                                 printk("failed to run update_regs thread\n");
2822                                 return err;
2823                         }
2824                         init_kthread_work(&dev_drv->update_regs_work, rk_fb_update_regs_handler);
2825
2826                         dev_drv->timeline = sw_sync_timeline_create("fb-timeline");                     dev_drv->timeline_max = 1;
2827                 }
2828
2829         }
2830
2831  /*show logo for primary display device*/
2832 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
2833 if (dev_drv->prop == PRMRY) {
2834         struct fb_info *main_fbi = rk_fb->fb[0];
2835         main_fbi->fbops->fb_open(main_fbi, 1);
2836         main_fbi->fbops->fb_set_par(main_fbi);
2837 #if  defined(CONFIG_LOGO_LINUX_BMP)
2838         if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
2839                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2840                 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
2841         }
2842 #else
2843         if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
2844                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2845                 fb_show_logo(main_fbi, FB_ROTATE_UR);
2846         }
2847 #endif
2848         main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
2849 }
2850 #endif
2851         return 0;
2852
2853
2854 }
2855
2856 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
2857 {
2858
2859         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
2860         struct fb_info *fbi;
2861         int fb_index_base = dev_drv->fb_index_base;
2862         int fb_num = dev_drv->lcdc_win_num;
2863         int i = 0;
2864
2865         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
2866                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
2867                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
2868         }
2869
2870         for (i = 0; i < fb_num; i++)
2871                 kfree(dev_drv->win[i]);
2872
2873         for (i = fb_index_base; i < (fb_index_base+fb_num); i++) {
2874                 fbi = fb_inf->fb[i];
2875                 unregister_framebuffer(fbi);
2876                 /*rk_release_fb_buffer(fbi);*/
2877                 framebuffer_release(fbi);
2878         }
2879         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
2880         fb_inf->num_lcdc--;
2881
2882         return 0;
2883 }
2884
2885
2886 static int rk_fb_probe(struct platform_device *pdev)
2887 {
2888         struct rk_fb *rk_fb = NULL;
2889         struct device_node *np = pdev->dev.of_node;
2890         u32 mode;
2891
2892         if (!np) {
2893                 dev_err(&pdev->dev, "Missing device tree node.\n");
2894                 return -EINVAL;
2895         }
2896
2897         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
2898         if (!rk_fb) {
2899                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
2900                 return  -ENOMEM;
2901         }
2902         platform_set_drvdata(pdev, rk_fb);
2903
2904         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
2905                 rk_fb->disp_mode = mode;
2906
2907         } else {
2908                 dev_err(&pdev->dev, "no disp-mode node found!");
2909                 return -ENODEV;
2910         }
2911         dev_set_name(&pdev->dev, "rockchip-fb");
2912 #if defined(CONFIG_ION_ROCKCHIP)
2913         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
2914         if (IS_ERR(rk_fb->ion_client)) {
2915                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
2916                 return PTR_ERR(rk_fb->ion_client);
2917         } else {
2918                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
2919         }
2920 #endif
2921
2922         fb_pdev = pdev;
2923         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
2924         return 0;
2925 }
2926
2927 static int rk_fb_remove(struct platform_device *pdev)
2928 {
2929         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
2930         kfree(rk_fb);
2931         platform_set_drvdata(pdev, NULL);
2932         return 0;
2933 }
2934
2935 static void rk_fb_shutdown(struct platform_device *pdev)
2936 {
2937         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
2938         int i;
2939         for (i = 0; i < rk_fb->num_lcdc; i++) {
2940                 if (!rk_fb->lcdc_dev_drv[i])
2941                         continue;
2942
2943         }
2944
2945 }
2946
2947
2948 static const struct of_device_id rkfb_dt_ids[] = {
2949         { .compatible = "rockchip,rk-fb", },
2950         {}
2951 };
2952
2953 static struct platform_driver rk_fb_driver = {
2954         .probe          = rk_fb_probe,
2955         .remove         = rk_fb_remove,
2956         .driver         = {
2957                 .name   = "rk-fb",
2958                 .owner  = THIS_MODULE,
2959                 .of_match_table = of_match_ptr(rkfb_dt_ids),
2960         },
2961         .shutdown   = rk_fb_shutdown,
2962 };
2963
2964 static int __init rk_fb_init(void)
2965 {
2966         return platform_driver_register(&rk_fb_driver);
2967 }
2968
2969 static void __exit rk_fb_exit(void)
2970 {
2971         platform_driver_unregister(&rk_fb_driver);
2972 }
2973
2974 subsys_initcall_sync(rk_fb_init);
2975 module_exit(rk_fb_exit);