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         dev_drv->atv_layer_cnt = regs->win_num;
1118         for(i=0;i<dev_drv->lcdc_win_num;i++){
1119                 //old_reg_win_data[i]= regs->reg_win_data[i];
1120                 win = dev_drv->win[i];
1121                 for(j=0;j<regs->win_num;j++){
1122                         if(i == regs->reg_win_data[j].win_id)
1123                                 break;
1124                 }
1125                 if(j<regs->win_num){
1126                         rk_fb_update_driver(win,&regs->reg_win_data[j]);
1127                         win->state = 1;
1128                 }else{
1129                         win->state = 0;
1130                 }
1131                 dev_drv->ops->set_par(dev_drv,i);
1132                 dev_drv->ops->pan_display(dev_drv,i);
1133         }
1134         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1135
1136         if(rk_fb->disp_mode == DUAL && hdmi_switch_complete) {
1137                 for (i = 0; i < rk_fb->num_lcdc; i++) {
1138                         if(rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
1139                                 ext_dev_drv = rk_fb->lcdc_dev_drv[i];
1140                                 break;
1141                         }
1142                 }
1143                 if (i == rk_fb->num_lcdc) {
1144                         printk(KERN_ERR "hdmi lcdc driver not found!\n");
1145                         goto ext_win_exit;
1146                 }
1147
1148                 //hdmi just need set win0 only(win0 have only one area),other win is disable
1149                 ext_win = ext_dev_drv->win[0];
1150                 for(j = 0;j < regs->win_num; j++) {
1151                         if(0 == regs->reg_win_data[j].win_id)
1152                                 break;
1153                 }
1154                 if(j < regs->win_num){
1155                         rk_fb_update_driver(ext_win, &regs->reg_win_data[j]);
1156                         ext_win->area[0].xpos = (ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize)>>1;
1157                         ext_win->area[0].ypos = (ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize)>>1;
1158                         ext_win->area[0].xsize = ext_dev_drv->cur_screen->xsize;
1159                         ext_win->area[0].ysize = ext_dev_drv->cur_screen->ysize;
1160                         ext_win->state = 1;
1161                 }
1162                 else {
1163                         ext_win->state = 0;
1164                 }
1165
1166                 if (ext_win->area[0].xact < ext_win->area[0].yact) {
1167                         ext_win->area[0].xact = win->area[0].yact;
1168                         ext_win->area[0].yact = win->area[0].xact;
1169                         ext_win->area[0].xvir = win->area[0].yact;
1170                 }
1171
1172                 //disable the other win,except win0
1173                 for(i = 1; i < ext_dev_drv->lcdc_win_num; i ++) {
1174                         ext_win = ext_dev_drv->win[i];
1175                         ext_win->state = 0;
1176                 }
1177                 ext_dev_drv->ops->set_par(ext_dev_drv, 0);
1178                 ext_dev_drv->ops->pan_display(ext_dev_drv, 0);
1179                 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1180         }
1181 ext_win_exit:
1182         dev_drv->ops->cfg_done(dev_drv);
1183
1184 #if 0
1185         for(i=0;i<2;i++){
1186                 printk("win[%d]:drv_win_state=%d\n",i,dev_drv->win[i]->state);
1187                 for(j=0;j<4;j++){
1188                         printk("area[%d]:state=%d,mem_addr=%x\n",
1189                                 i,dev_drv->win[i]->area[j].state,dev_drv->win[i]->area[j].smem_start);
1190                 }
1191         }
1192 #endif
1193         /*dev_drv->screen0->post_xsize = regs->post_cfg.xsize;
1194         dev_drv->screen0->post_ysize = regs->post_cfg.ysize;
1195         dev_drv->screen0->post_dsp_stx = regs->post_cfg.xpos;
1196         dev_drv->screen0->post_dsp_sty = regs->post_cfg.ypos;*/
1197
1198         /*dev_drv->atv_layer_cnt = regs->win_num;
1199         dev_drv->ops->set_par(dev_drv,0);*/
1200
1201         ret = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1202                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp),msecs_to_jiffies(dev_drv->cur_screen->ft+5));
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 }
1210
1211 static void rk_fb_update_regs_handler(struct kthread_work *work)
1212 {
1213         struct rk_lcdc_driver * dev_drv =
1214                         container_of(work, struct rk_lcdc_driver, update_regs_work);
1215         struct rk_fb_reg_data *data, *next;
1216         //struct list_head saved_list;
1217         mutex_lock(&dev_drv->update_regs_list_lock);
1218         saved_list = dev_drv->update_regs_list;
1219         list_replace_init(&dev_drv->update_regs_list, &saved_list);
1220         mutex_unlock(&dev_drv->update_regs_list_lock);
1221
1222         list_for_each_entry_safe(data, next, &saved_list, list) {
1223                 rk_fb_update_reg(dev_drv,data);
1224                 list_del(&data->list);
1225                 kfree(data);
1226         }
1227 }
1228
1229 static int rk_fb_set_win_buffer(struct fb_info *info,
1230         struct rk_fb_win_par *win_par,struct rk_fb_reg_win_data *reg_win_data)
1231 {
1232         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1233         //struct fb_var_screeninfo *var = &info->var;
1234         struct fb_fix_screeninfo *fix = &info->fix;
1235         struct rk_lcdc_driver * dev_drv = (struct rk_lcdc_driver * )info->par;
1236         struct rk_screen *screen = dev_drv->cur_screen;
1237
1238         int i,j,ion_fd,acq_fence_fd;
1239         u32 xvir,yvir;
1240         u32 xoffset,yoffset;
1241
1242         struct ion_handle *hdl;
1243         size_t len;
1244         int index_buf;
1245         u8  fb_data_fmt;
1246         u8  pixel_width;
1247         u32 vir_width_bit;
1248         u32 stride,uv_stride;
1249         u32 stride_32bit_1;
1250         u32 stride_32bit_2;
1251         u32 stride_128bit_1;
1252         u32 stride_128bit_2;
1253         u16 uv_x_off,uv_y_off,uv_y_act,dsp_height;
1254         u8  is_pic_yuv=0;
1255         u8  ppixel_a=0,global_a=0;
1256 #ifdef USE_ION_MMU
1257         struct dma_buf *buf;
1258 #else
1259         ion_phys_addr_t phy_addr;
1260 #endif
1261         reg_win_data->area_num = 0;
1262         if(win_par->area_par[0].phy_addr == 0){
1263                 for(i=0;i<RK_WIN_MAX_AREA;i++){
1264                         ion_fd = win_par->area_par[i].ion_fd;
1265                         if(ion_fd > 0){
1266                                 reg_win_data->area_num++;
1267                                 for(j=0;j<i;j++){
1268                                         if(ion_fd == win_par->area_par[j].ion_fd){
1269                                                 printk("region[%d] fd is same to region[%d]:fd=%d",
1270                                                         i,j,ion_fd);
1271                                                 break;
1272                                         }
1273                                 }
1274                                 if(j == i){
1275                                         hdl = ion_import_dma_buf(rk_fb->ion_client, ion_fd);
1276                                         reg_win_data->reg_area_data[i].ion_handle = hdl;
1277                                         #ifndef USE_ION_MMU
1278                                                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1279                                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1280                                         #else
1281                                                 buf = ion_share_dma_buf(rk_fb->ion_client, hdl);
1282                                                 if (IS_ERR_OR_NULL(buf)) {
1283                                                         dev_err(info->dev, "ion_share_dma_buf() failed\n");
1284                                                         goto err_share_dma_buf;
1285                                                 }
1286                                                 rk_fb_map_ion_handle(info,&reg_win_data->reg_area_data[i],hdl,buf);
1287                                                 reg_win_data->reg_area_data[i].smem_start =
1288                                                         reg_win_data->reg_area_data[i].dma_addr;
1289                                         #endif
1290                                         reg_win_data->area_buf_num++;
1291                                         reg_win_data->reg_area_data[i].index_buf = 1;
1292                                 }else{
1293                                         reg_win_data->reg_area_data[i].smem_start =
1294                                                 reg_win_data->reg_area_data[j].smem_start;
1295                                 }
1296                         }
1297                         #if 0
1298                         printk("i=%d,ion_fd=%d,addr=0x%x,area_num=%d,area_buf_num=%d\n",
1299                                 i,ion_fd,reg_win_data->reg_area_data[i].smem_start,
1300                                 reg_win_data->area_num,reg_win_data->area_buf_num);
1301                         #endif
1302                 }
1303         }else{
1304                 reg_win_data->reg_area_data[0].smem_start =
1305                 win_par->area_par[0].phy_addr;
1306                 reg_win_data->area_num = 1;
1307         }
1308
1309         if(reg_win_data->area_num == 0){
1310                 return 0;
1311         }
1312
1313         for(i=0;i<reg_win_data->area_num;i++){
1314                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1315                 index_buf = reg_win_data->reg_area_data[i].index_buf;
1316                 if((acq_fence_fd > 0)&&(index_buf == 1)){
1317                         reg_win_data->reg_area_data[i].acq_fence =
1318                                 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1319                 }
1320         }
1321         fb_data_fmt = rk_fb_data_fmt(win_par->data_format,0);
1322         reg_win_data->data_format = fb_data_fmt;
1323         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1324
1325         ppixel_a = ((fb_data_fmt == ARGB888)||(fb_data_fmt == ABGR888)) ? 1:0;
1326         global_a = (win_par->g_alpha_val == 0) ? 0:1;
1327         reg_win_data->alpha_en = ppixel_a | global_a;
1328
1329         reg_win_data->z_order = win_par->z_order;
1330         reg_win_data->win_id  = win_par->win_id;
1331
1332         for(i=0;i<reg_win_data->area_num;i++){
1333                 dsp_height = reg_win_data->reg_area_data[i].ysize;
1334                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;//visiable pos in panel
1335                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1336
1337                 reg_win_data->reg_area_data[i].xsize= win_par->area_par[i].xsize;//realy size in panel
1338                 reg_win_data->reg_area_data[i].ysize= win_par->area_par[i].ysize;
1339
1340                 reg_win_data->reg_area_data[i].xact= win_par->area_par[i].xact;//realy size in panel
1341                 reg_win_data->reg_area_data[i].yact= win_par->area_par[i].yact;
1342
1343                 xoffset = win_par->area_par[i].x_offset;//buf offset
1344                 yoffset = win_par->area_par[i].y_offset;
1345                 xvir = win_par->area_par[i].xvir;
1346                 reg_win_data->reg_area_data[i].xvir = xvir;
1347                 yvir = win_par->area_par[i].yvir;
1348                 reg_win_data->reg_area_data[i].yvir = yvir;
1349                 #if 0
1350                 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",
1351                 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,
1352                 reg_win_data->reg_area_data[i].xact,reg_win_data->reg_area_data[i].yact,xoffset,yoffset,xvir,yvir);
1353                 #endif
1354
1355                 vir_width_bit = pixel_width * xvir;
1356                 stride_128bit_1 = ((vir_width_bit   + 127) & (~127))/8; //pixel_width = byte_num *8
1357                 stride_128bit_2 = ((vir_width_bit*2 + 127) & (~127))/8; //pixel_width = byte_num *8
1358                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1359                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1360
1361                 stride    = stride_32bit_1;//default rgb
1362                 fix->line_length = stride;
1363                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1364                 // x y mirror ,jump line
1365                 //reg_win_data->reg_area_data[i].y_offset = yoffset*stride+xoffset*pixel_width/8;
1366                 if (screen->y_mirror == 1) {
1367                         if (screen->interlace == 1) {
1368                                 reg_win_data->reg_area_data[i].y_offset =
1369                                         yoffset*stride*2 +
1370                                         ((reg_win_data->reg_area_data[i].yact-1)*2+1)*stride +
1371                                         xoffset*pixel_width/8;
1372                         } else {
1373                                 reg_win_data->reg_area_data[i].y_offset =
1374                                         yoffset*stride +
1375                                         (reg_win_data->reg_area_data[i].yact-1)*stride +
1376                                         xoffset*pixel_width/8;
1377                         }
1378                 } else {
1379                         if (screen->interlace == 1) {
1380                                 reg_win_data->reg_area_data[i].y_offset =
1381                                         yoffset*stride*2 + xoffset*pixel_width/8;
1382                         } else {
1383                                 reg_win_data->reg_area_data[i].y_offset =
1384                                         yoffset*stride + xoffset*pixel_width/8;
1385                         }
1386                 }
1387
1388         }
1389         switch (fb_data_fmt) {
1390         case YUV422:
1391                 is_pic_yuv = 1;
1392                 stride     = stride_32bit_1;
1393                 uv_stride  = stride_32bit_1>> 1 ;//
1394                 uv_x_off   = xoffset >> 1 ;//
1395                 uv_y_off   = yoffset;//0
1396                 fix->line_length = stride;
1397                 uv_y_act = dsp_height>>1;
1398                 break;
1399         case YUV420://420sp
1400                 is_pic_yuv = 1;
1401                 stride     = stride_32bit_1;
1402                 uv_stride  = stride_32bit_1;
1403                 uv_x_off   = xoffset;
1404                 uv_y_off   = yoffset >> 1;
1405                 fix->line_length = stride;
1406                 uv_y_act = dsp_height>>1;
1407                 break;
1408         case YUV444:
1409                 is_pic_yuv = 1;
1410                 stride     = stride_32bit_1;
1411                 uv_stride  = stride_32bit_2;
1412                 uv_x_off   = xoffset*2;
1413                 uv_y_off   = yoffset;
1414                 fix->line_length = stride<<2;
1415                 uv_y_act = dsp_height;
1416                 break;
1417         default:
1418                 break;
1419         }
1420         if(is_pic_yuv == 1){
1421                 reg_win_data->reg_area_data[0].cbr_start =
1422                         reg_win_data->reg_area_data[0].smem_start + xvir*yvir;
1423                 reg_win_data->reg_area_data[0].uv_vir_stride =
1424                         uv_stride >> 2;
1425                 if(screen->y_mirror == 1){
1426                         if(screen->interlace == 1){
1427                                 reg_win_data->reg_area_data[0].c_offset =
1428                                                 uv_y_off*uv_stride*2 +
1429                                                 ((uv_y_act-1)*2+1)*uv_stride +
1430                                                 uv_x_off*pixel_width/8;
1431                         }else{
1432                                 reg_win_data->reg_area_data[0].c_offset =
1433                                                 uv_y_off*uv_stride +
1434                                                 (uv_y_act - 1)*uv_stride +
1435                                                 uv_x_off*pixel_width/8;
1436                         }
1437                 }else{
1438                         if(screen->interlace == 1){
1439                                 reg_win_data->reg_area_data[0].c_offset =
1440                                         uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
1441                         }else{
1442                                 reg_win_data->reg_area_data[0].c_offset =
1443                                         uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1444                         }
1445                 }
1446         }
1447         return 0;
1448 #ifdef USE_ION_MMU
1449 err_share_dma_buf:
1450         ion_free(rk_fb->ion_client, hdl);
1451         return -ENOMEM;
1452 #endif
1453 }
1454
1455 static int rk_fb_set_win_config(struct fb_info *info,
1456                 struct rk_fb_win_cfg_data *win_data)
1457 {
1458         //struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1459         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1460         struct rk_fb_reg_data *regs;
1461         struct rk_fb_reg_win_data *reg_win_data;
1462 #ifdef H_USE_FENCE
1463         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
1464         struct sync_fence *retire_fence;
1465         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
1466         struct sync_pt *retire_sync_pt;
1467         int fencd_fd;
1468         char fence_name[20];
1469 #endif
1470         int ret,i,j=0;
1471
1472         //mutex_lock(&dev_drv->output_lock);
1473         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
1474         if (!regs) {
1475                 printk("could not allocate rk_fb_reg_data\n");
1476                 ret = -ENOMEM;
1477                 return ret;
1478         }
1479
1480         /*regs->post_cfg.xpos = win_data->post_cfg.xpos;
1481         regs->post_cfg.ypos = win_data->post_cfg.ypos;
1482         regs->post_cfg.xsize = win_data->post_cfg.xsize;
1483         regs->post_cfg.ysize = win_data->post_cfg.xsize;*/
1484         for (i=0; i<dev_drv->lcdc_win_num; i++) {
1485                 if(win_data->win_par[i].win_id < dev_drv->lcdc_win_num){
1486                         rk_fb_set_win_buffer(info,&win_data->win_par[i],&regs->reg_win_data[j]);
1487                         if(regs->reg_win_data[j].area_num > 0){
1488                                 regs->win_num++;
1489                                 regs->buf_num += regs->reg_win_data[j].area_buf_num;
1490                         }
1491                         j++;
1492                 }else{
1493                         printk("error:win_id bigger than lcdc_win_num\n");
1494                         printk("i=%d,win_id=%d\n",i,win_data->win_par[i].win_id);
1495                 }
1496         }
1497         for(i=0; i<regs->win_num; i++){
1498                 reg_win_data = &regs->reg_win_data[i];
1499                 for(j=0;j<RK_WIN_MAX_AREA;j++){
1500                         if(reg_win_data->reg_area_data[j].acq_fence){
1501                                 printk("acq_fence wait!!!!!\n");
1502                                 rk_fd_fence_wait(dev_drv,
1503                                 reg_win_data->reg_area_data[j].acq_fence);
1504                         }
1505                 }
1506         }
1507
1508         mutex_lock(&dev_drv->output_lock);
1509         if(!(dev_drv->suspend_flag == 0)){
1510                 rk_fb_update_reg(dev_drv,regs);
1511                 printk("suspend_flag == 0\n");
1512                 goto err;
1513         }
1514         mutex_lock(&dev_drv->update_regs_list_lock);
1515         dev_drv->timeline_max++;
1516 #ifdef H_USE_FENCE
1517         for(i=0;i<RK_MAX_BUF_NUM;i++){
1518                 if(i<regs->buf_num){
1519                         sprintf(fence_name,"fence%d",i);
1520                         win_data->rel_fence_fd[i] =  get_unused_fd();
1521                         if (win_data->rel_fence_fd[i] < 0){
1522                                 printk("rel_fence_fd=%d\n",win_data->rel_fence_fd[i]);
1523                                 return -EFAULT;
1524                         }
1525                         release_sync_pt[i] = sw_sync_pt_create(dev_drv->timeline,
1526                                 dev_drv->timeline_max);
1527                         release_fence[i] = sync_fence_create(fence_name, release_sync_pt[i]);
1528                         sync_fence_install(release_fence[i], win_data->rel_fence_fd[i]);
1529                 }else{
1530                         win_data->rel_fence_fd[i] = -1;
1531                 }
1532         }
1533
1534         win_data->ret_fence_fd =  get_unused_fd();
1535         if (win_data->ret_fence_fd < 0){
1536                 printk("ret_fence_fd=%d\n",win_data->ret_fence_fd);
1537                 return -EFAULT;
1538         }
1539         retire_sync_pt = sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
1540         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
1541         sync_fence_install(retire_fence, win_data->ret_fence_fd);
1542 #else
1543         for(i=0;i<RK_MAX_BUF_NUM;i++){
1544                 win_data->rel_fence_fd[i] = -1;
1545         }
1546         win_data->ret_fence_fd = -1;
1547 #endif
1548         if(dev_drv->wait_fs == 0){
1549                 list_add_tail(&regs->list,&dev_drv->update_regs_list);
1550                 mutex_unlock(&dev_drv->update_regs_list_lock);
1551                 queue_kthread_work(&dev_drv->update_regs_worker,
1552                                 &dev_drv->update_regs_work);
1553         }else{
1554                 mutex_unlock(&dev_drv->update_regs_list_lock);
1555                 rk_fb_update_reg(dev_drv,regs);
1556         }
1557
1558 err:
1559         mutex_unlock(&dev_drv->output_lock);
1560         return ret;
1561 }
1562
1563 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
1564 {
1565         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1566         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1567         struct fb_fix_screeninfo *fix = &info->fix;
1568         int fb_id = 0, extend_win_id = 0;
1569         struct fb_info *extend_info = NULL;
1570         struct rk_lcdc_driver *extend_dev_drv = NULL;
1571         struct rk_lcdc_win *extend_win = NULL;
1572         struct rk_lcdc_win *win;
1573         int enable; /* enable fb:1 enable;0 disable*/
1574         int ovl;   /*overlay:0 win1 on the top of win0;1,win0 on the top of win1*/
1575         int num_buf; /*buffer_number*/
1576         int ret;
1577         struct rk_fb_win_cfg_data win_data;
1578         unsigned int dsp_addr[4];
1579         int list_stat;
1580
1581         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1582
1583         void __user *argp = (void __user *)arg;
1584         win = dev_drv->win[win_id];
1585         if (rk_fb->disp_mode == DUAL) {
1586                 fb_id = get_extend_fb_id(info);
1587                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1588                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1589                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1590                                                 extend_info->fix.id);
1591                 extend_win = extend_dev_drv->win[extend_win_id];
1592         }
1593
1594         switch (cmd) {
1595         case RK_FBIOSET_YUV_ADDR:
1596         {
1597                 u32 yuv_phy[2];
1598                 if (copy_from_user(yuv_phy, argp, 8))
1599                         return -EFAULT;
1600                 fix->smem_start = yuv_phy[0];
1601                 fix->mmio_start = yuv_phy[1];
1602                 break;
1603         }
1604         case RK_FBIOSET_ENABLE:
1605                 if (copy_from_user(&enable, argp, sizeof(enable)))
1606                         return -EFAULT;
1607                 dev_drv->ops->open(dev_drv, win_id, enable);
1608                 break;
1609         case RK_FBIOGET_ENABLE:
1610                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
1611                 if (copy_to_user(argp, &enable, sizeof(enable)))
1612                         return -EFAULT;
1613                 break;
1614         case RK_FBIOSET_OVERLAY_STATE:
1615                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
1616                         return -EFAULT;
1617                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
1618                 break;
1619         case RK_FBIOGET_OVERLAY_STATE:
1620                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
1621                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
1622                         return -EFAULT;
1623                 break;
1624         case RK_FBIOPUT_NUM_BUFFERS:
1625                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
1626                         return -EFAULT;
1627                 dev_drv->num_buf = num_buf;
1628                 break;
1629         case RK_FBIOSET_VSYNC_ENABLE:
1630                 if (copy_from_user(&enable, argp, sizeof(enable)))
1631                         return -EFAULT;
1632                 dev_drv->vsync_info.active = enable;
1633                 break;
1634
1635         case RK_FBIOGET_DSP_ADDR:
1636                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1637                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
1638                         return -EFAULT;
1639                 break;
1640         case RK_FBIOGET_LIST_STAT:
1641                 list_stat = rk_fb_get_list_stat(dev_drv);
1642                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
1643                         return -EFAULT;
1644
1645                 break;
1646
1647 #if defined(CONFIG_ION_ROCKCHIP)
1648         case RK_FBIOSET_DMABUF_FD:
1649         {
1650                 int usr_fd;
1651                 struct ion_handle *hdl;
1652                 ion_phys_addr_t phy_addr;
1653                 size_t len;
1654                 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
1655                         return -EFAULT;
1656                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
1657                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1658                 fix->smem_start = phy_addr;
1659                 break;
1660         }
1661         case RK_FBIOGET_DMABUF_FD:
1662         {
1663                 int fd = ion_share_dma_buf_fd(rk_fb->ion_client, win->area[0].ion_hdl);
1664                 if (fd < 0) {
1665                         dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
1666                         return fd;
1667                 }
1668                 if (copy_to_user(argp, &fd, sizeof(fd)))
1669                         return -EFAULT;
1670                 break;
1671         }
1672 #endif
1673         case RK_FBIOSET_CONFIG_DONE:
1674                 if(copy_from_user(&win_data,
1675                         (struct rk_fb_win_cfg_data __user *)argp,
1676                         sizeof(win_data))){
1677                         ret = -EFAULT;
1678                         break;
1679                 };
1680
1681                 dev_drv->wait_fs = win_data.wait_fs;
1682                 rk_fb_set_win_config(info,&win_data);
1683
1684                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
1685                          &win_data,
1686                         sizeof(win_data))) {
1687                         ret = -EFAULT;
1688                         break;
1689                 }
1690                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
1691
1692                 if (rk_fb->disp_mode == DUAL) {
1693                         if (extend_win->state && (hdmi_switch_complete)) {
1694                                 if (rk_fb->num_fb >= 2) {
1695                                         if (extend_dev_drv->ops->lcdc_reg_update)
1696                                                 extend_dev_drv->ops->lcdc_reg_update(extend_dev_drv);
1697                                 }
1698                         }
1699                 }
1700                 break;
1701         default:
1702                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
1703                 break;
1704         }
1705
1706         return 0;
1707 }
1708
1709 static int rk_fb_blank(int blank_mode, struct fb_info *info)
1710 {
1711         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1712         struct fb_fix_screeninfo *fix = &info->fix;
1713         int win_id;
1714 #if defined(CONFIG_RK_HDMI)
1715         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1716 #endif
1717
1718         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
1719         if (win_id < 0)
1720                 return  -ENODEV;
1721 #if defined(CONFIG_RK_HDMI)
1722         if ((rk_fb->disp_mode == ONE_DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
1723                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
1724         } else
1725 #endif
1726         {
1727                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
1728         }
1729         return 0;
1730 }
1731
1732 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
1733 {
1734
1735         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
1736                 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
1737                 ((16 != var->bits_per_pixel) && (32 != var->bits_per_pixel))) {
1738                 dev_err(info->dev, "%s check var fail 1:\n"
1739                                 "xres_vir:%d>>yres_vir:%d\n"
1740                                 "xres:%d>>yres:%d\n"
1741                                 "bits_per_pixel:%d\n",
1742                                 info->fix.id,
1743                                 var->xres_virtual,
1744                                 var->yres_virtual,
1745                                 var->xres,
1746                                 var->yres,
1747                                 var->bits_per_pixel);
1748                 return -EINVAL;
1749         }
1750
1751         if (((var->xoffset+var->xres) > var->xres_virtual) ||
1752                 ((var->yoffset+var->yres) > (var->yres_virtual))) {
1753                 dev_err(info->dev, "%s check_var fail 2:\n"
1754                                 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
1755                                 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
1756                                 info->fix.id,
1757                                 var->xoffset,
1758                                 var->xres,
1759                                 var->xres_virtual,
1760                                 var->yoffset,
1761                                 var->yres,
1762                                 var->yres_virtual);
1763                 return -EINVAL;
1764         }
1765
1766         return 0;
1767 }
1768
1769 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
1770                            size_t count, loff_t *ppos)
1771 {
1772         unsigned long p = *ppos;
1773         u8 *buffer, *dst;
1774         u8 __iomem *src;
1775         int c, cnt = 0, err = 0;
1776         unsigned long total_size;
1777         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1778         struct rk_lcdc_win *win = NULL;
1779         int win_id = 0;
1780
1781         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1782         if (win_id < 0)
1783                 return  -ENODEV;
1784         else
1785                 win = dev_drv->win[win_id];
1786
1787         if (win->format == RGB565)
1788                 total_size = win->area[0].xact*win->area[0].yact<<1; /*only read the current frame buffer*/
1789         else
1790                 total_size = win->area[0].xact*win->area[0].yact<<2;
1791
1792
1793         if (p >= total_size)
1794                 return 0;
1795
1796         if (count >= total_size)
1797                 count = total_size;
1798
1799         if (count + p > total_size)
1800                 count = total_size - p;
1801
1802         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1803                          GFP_KERNEL);
1804         if (!buffer)
1805                 return -ENOMEM;
1806
1807         src = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1808
1809         while (count) {
1810                 c  = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1811                 dst = buffer;
1812                 fb_memcpy_fromfb(dst, src, c);
1813                 dst += c;
1814                 src += c;
1815
1816                 if (copy_to_user(buf, buffer, c)) {
1817                         err = -EFAULT;
1818                         break;
1819                 }
1820                 *ppos += c;
1821                 buf += c;
1822                 cnt += c;
1823                 count -= c;
1824         }
1825
1826         kfree(buffer);
1827
1828         return (err) ? err : cnt;
1829 }
1830
1831 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
1832                             size_t count, loff_t *ppos)
1833 {
1834         unsigned long p = *ppos;
1835         u8 *buffer, *src;
1836         u8 __iomem *dst;
1837         int c, cnt = 0, err = 0;
1838         unsigned long total_size;
1839         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1840         struct rk_lcdc_win *win = NULL;
1841         int win_id = 0;
1842
1843         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1844         if (win_id < 0)
1845                 return  -ENODEV;
1846         else
1847                 win = dev_drv->win[win_id];
1848
1849         if (win->format == RGB565)
1850                 total_size = win->area[0].xact*win->area[0].yact<<1; /*write the current frame buffer*/
1851         else
1852                 total_size = win->area[0].xact*win->area[0].yact<<2;
1853
1854         if (p > total_size)
1855                 return -EFBIG;
1856
1857         if (count > total_size) {
1858                 err = -EFBIG;
1859                 count = total_size;
1860         }
1861
1862         if (count + p > total_size) {
1863                 if (!err)
1864                         err = -ENOSPC;
1865
1866                 count = total_size - p;
1867         }
1868
1869         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1870                          GFP_KERNEL);
1871         if (!buffer)
1872                 return -ENOMEM;
1873
1874         dst = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1875
1876         while (count) {
1877                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1878                 src = buffer;
1879
1880                 if (copy_from_user(src, buf, c)) {
1881                         err = -EFAULT;
1882                         break;
1883                 }
1884
1885                 fb_memcpy_tofb(dst, src, c);
1886                 dst += c;
1887                 src += c;
1888                 *ppos += c;
1889                 buf += c;
1890                 cnt += c;
1891                 count -= c;
1892         }
1893
1894         kfree(buffer);
1895
1896         return (cnt) ? cnt : err;
1897
1898 }
1899
1900 static int rk_fb_set_par(struct fb_info *info)
1901 {
1902         struct fb_var_screeninfo *var = &info->var;
1903         struct fb_fix_screeninfo *fix = &info->fix;
1904         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1905         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1906         int fb_id, extend_win_id = 0;
1907         struct fb_info *extend_info = NULL;
1908         struct rk_lcdc_driver *extend_dev_drv = NULL;
1909         struct rk_lcdc_win *extend_win = NULL;
1910         struct rk_lcdc_win *win = NULL;
1911         struct rk_screen *screen = dev_drv->cur_screen;
1912         int win_id = 0;
1913         u32 cblen = 0, crlen = 0;
1914         u16 xsize = 0, ysize = 0;                 /*winx display window height/width --->LCDC_WINx_DSP_INFO*/
1915         u32 xoffset = var->xoffset;             /* offset from virtual to visible*/
1916         u32 yoffset = var->yoffset;
1917         u16 xpos = (var->nonstd>>8) & 0xfff;   /*visiable pos in panel*/
1918         u16 ypos = (var->nonstd>>20) & 0xfff;
1919         u32 xvir = var->xres_virtual;
1920         u32 yvir = var->yres_virtual;
1921         u8  data_format = var->nonstd&0xff;
1922         u8  fb_data_fmt;
1923         u8  pixel_width;
1924         u32 vir_width_bit;
1925         u32 stride,uv_stride;
1926         u32 stride_32bit_1;
1927         u32 stride_32bit_2;
1928         u32 stride_128bit_1;
1929         u32 stride_128bit_2;
1930         u16 uv_x_off,uv_y_off,dsp_height,uv_y_act;
1931         u8  is_pic_yuv=0;
1932
1933         var->pixclock = dev_drv->pixclock;
1934         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1935         if (win_id < 0)
1936                 return  -ENODEV;
1937         else
1938                 win = dev_drv->win[win_id];
1939         if (rk_fb->disp_mode == DUAL) {
1940                 fb_id = get_extend_fb_id(info);
1941                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1942                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1943                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1944                                         extend_info->fix.id);
1945                 extend_win = extend_dev_drv->win[extend_win_id];
1946         }
1947         if (var->grayscale>>8) { /*if the application has specific the horizontal and vertical display size*/
1948                 xsize = (var->grayscale>>8) & 0xfff;
1949                 ysize = (var->grayscale>>20) & 0xfff;
1950         } else  { /*ohterwise  full  screen display*/
1951                 xsize = screen->mode.xres;
1952                 ysize = screen->mode.yres;
1953         }
1954
1955 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
1956 /*save winameter set by android*/
1957 if (rk_fb->disp_mode != DUAL) {
1958         if (screen->screen_id == 0) {
1959
1960                 dev_drv->screen0->xsize = xsize;
1961                 dev_drv->screen0->ysize = ysize;
1962                 dev_drv->screen0->xpos  = xpos;
1963                 dev_drv->screen0->ypos = ypos;
1964         } else {
1965                 xsize = dev_drv->screen1->xsize;
1966                 ysize = dev_drv->screen1->ysize;
1967                 xpos = dev_drv->screen1->xpos;
1968                 ypos = dev_drv->screen1->ypos;
1969         }
1970 }
1971
1972         fb_data_fmt = rk_fb_data_fmt(data_format,var->bits_per_pixel);
1973         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1974         vir_width_bit = pixel_width * xvir;
1975         stride_128bit_1 = ((vir_width_bit   + 127) & (~127))/8; //pixel_width = byte_num *8
1976         stride_128bit_2 = ((vir_width_bit*2 + 127) & (~127))/8; //pixel_width = byte_num *8
1977         stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1978         stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1979
1980         stride    = stride_32bit_1;//default rgb
1981         fix->line_length = stride;
1982         dsp_height = win->area[0].ysize;
1983         switch (fb_data_fmt){
1984         case YUV422:
1985                 is_pic_yuv = 1;
1986                 stride     = stride_32bit_1;
1987                 uv_stride  = stride_32bit_1>> 1 ;//
1988                 uv_x_off   = xoffset >> 1 ;//
1989                 uv_y_off   = yoffset;//0
1990                 fix->line_length = stride;
1991                 cblen = crlen = (xvir*yvir)>>1;
1992                 uv_y_act = dsp_height;
1993                 break;
1994         case YUV420://420sp
1995                 is_pic_yuv = 1;
1996                 stride     = stride_32bit_1;
1997                 uv_stride  = stride_32bit_1;
1998                 uv_x_off   = xoffset;
1999                 uv_y_off   = yoffset >> 1;
2000                 fix->line_length = stride;
2001                 cblen = crlen = (xvir*yvir)>>2;
2002                 uv_y_act = dsp_height>>1;
2003                 break;
2004         case YUV444:
2005                 is_pic_yuv = 1;
2006                 stride     = stride_32bit_1;
2007                 uv_stride  = stride_32bit_2;
2008                 uv_x_off   = xoffset*2;
2009                 uv_y_off   = yoffset;
2010                 fix->line_length = stride<<2;
2011                 cblen = crlen = (xvir*yvir);
2012                 uv_y_act = dsp_height;
2013                 break;
2014         default:
2015                 break;
2016         }
2017
2018         // x y mirror ,jump line
2019         if (screen->y_mirror == 1) {
2020                 if (screen->interlace == 1) {
2021                         win->area[0].y_offset = yoffset*stride*2 +
2022                                                         ((win->area[0].yact-1)*2+1)*stride +
2023                                                         xoffset*pixel_width/8;
2024                 } else {
2025                         win->area[0].y_offset = yoffset*stride +
2026                                                         (win->area[0].yact-1)*stride +
2027                                                         xoffset*pixel_width/8;
2028                 }
2029         }else{
2030                 if (screen->interlace == 1) {
2031                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
2032                 } else {
2033                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
2034                 }
2035         }
2036         if (is_pic_yuv == 1) {
2037                 if (screen->y_mirror == 1) {
2038                         if (screen->interlace == 1) {
2039                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
2040                                                                 ((uv_y_act-1)*2+1)*uv_stride +
2041                                                                 uv_x_off*pixel_width/8;
2042                         } else {
2043                                 win->area[0].c_offset = uv_y_off*uv_stride +
2044                                                                 (uv_y_act - 1)*uv_stride +
2045                                                                 uv_x_off*pixel_width/8;
2046                         }
2047                 } else {
2048                         if (screen->interlace == 1) {
2049                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
2050                         } else {
2051                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
2052                         }
2053                 }
2054         }
2055
2056         win->format = fb_data_fmt;
2057         win->area[0].y_vir_stride = stride>>2;
2058         win->area[0].uv_vir_stride = uv_stride>>2;
2059         win->area[0].xpos = xpos;
2060         win->area[0].ypos = ypos;
2061         win->area[0].xsize = xsize;
2062         win->area[0].ysize = ysize;
2063
2064         win->area[0].smem_start = fix->smem_start;
2065         win->area[0].cbr_start = fix->smem_start+stride*yvir;//fix->mmio_start;
2066         win->area[0].xact = var->xres;              /*winx active window height,is a wint of vir*/
2067         win->area[0].yact = var->yres;
2068         win->area[0].xvir =  var->xres_virtual;    /*virtual resolution  stride --->LCDC_WINx_VIR*/
2069         win->area[0].yvir =  var->yres_virtual;
2070         win->state=1;
2071         win->area[0].state=1;
2072         win->area_num = 1;
2073
2074         if (rk_fb->disp_mode == DUAL) {
2075                 if (extend_win->state && (hdmi_switch_complete)) {
2076                         if (info != extend_info) {
2077                                 if (win->area[0].xact < win->area[0].yact) {
2078                                         //extend_win->xact = win->area[0].yact;
2079                                         extend_win->area[0].xact = win->area[0].yact;
2080                                         extend_win->area[0].yact = win->area[0].xact;
2081                                         extend_win->area[0].xvir = win->area[0].yact;
2082                                         extend_info->var.xres = var->yres;
2083                                         extend_info->var.yres = var->xres;
2084                                         extend_info->var.xres_virtual = var->yres;
2085                                 } else {
2086                                         extend_win->area[0].xact = win->area[0].xact;
2087                                         extend_win->area[0].yact = win->area[0].yact;
2088                                         extend_win->area[0].xvir = win->area[0].xvir;
2089                                         extend_info->var.xres = var->xres;
2090                                         extend_info->var.yres = var->yres;
2091                                         extend_info->var.xres_virtual = var->xres_virtual;
2092                                 }
2093                                 extend_win->format = win->format;
2094                                 extend_info->var.nonstd &= 0xffffff00;
2095                                 extend_info->var.nonstd |= data_format;
2096                                 extend_dev_drv->ops->set_par(extend_dev_drv, extend_win_id);
2097                         }
2098                 }
2099         }
2100         dev_drv->ops->set_par(dev_drv, win_id);
2101
2102         return 0;
2103 }
2104
2105 static inline unsigned int chan_to_field(unsigned int chan,
2106                                          struct fb_bitfield *bf)
2107 {
2108         chan &= 0xffff;
2109         chan >>= 16 - bf->length;
2110         return chan << bf->offset;
2111 }
2112
2113 static int fb_setcolreg(unsigned regno,
2114                                unsigned red, unsigned green, unsigned blue,
2115                                unsigned transp, struct fb_info *info)
2116 {
2117         unsigned int val;
2118
2119         switch (info->fix.visual) {
2120         case FB_VISUAL_TRUECOLOR:
2121                 /* true-colour, use pseudo-palette */
2122                 if (regno < 16) {
2123                         u32 *pal = info->pseudo_palette;
2124                         val  = chan_to_field(red,   &info->var.red);
2125                         val |= chan_to_field(green, &info->var.green);
2126                         val |= chan_to_field(blue,  &info->var.blue);
2127                         pal[regno] = val;
2128                 }
2129                 break;
2130         default:
2131                 return -1;      /* unknown type */
2132         }
2133
2134         return 0;
2135 }
2136
2137 static struct fb_ops fb_ops = {
2138         .owner          = THIS_MODULE,
2139         .fb_open        = rk_fb_open,
2140         .fb_release     = rk_fb_close,
2141         .fb_check_var   = rk_fb_check_var,
2142         .fb_set_par     = rk_fb_set_par,
2143         .fb_blank       = rk_fb_blank,
2144         .fb_ioctl       = rk_fb_ioctl,
2145         .fb_pan_display = rk_fb_pan_display,
2146         .fb_read        = rk_fb_read,
2147         .fb_write       = rk_fb_write,
2148         .fb_setcolreg   = fb_setcolreg,
2149         .fb_fillrect    = cfb_fillrect,
2150         .fb_copyarea    = cfb_copyarea,
2151         .fb_imageblit   = cfb_imageblit,
2152 };
2153
2154
2155
2156 static struct fb_var_screeninfo def_var = {
2157 #if defined(CONFIG_LOGO_LINUX_BMP)
2158         .red            = {16, 8, 0},
2159         .green          = {8, 8, 0},
2160         .blue           = {0, 8, 0},
2161         .transp         = {0, 0, 0},
2162         .nonstd         = HAL_PIXEL_FORMAT_BGRA_8888,
2163 #else
2164         .red            = {11, 5, 0},
2165         .green          = {5, 6, 0},
2166         .blue           = {0, 5, 0},
2167         .transp         = {0, 0, 0},
2168         .nonstd         = HAL_PIXEL_FORMAT_RGB_565,   /*(ypos<<20+xpos<<8+format) format*/
2169 #endif
2170         .grayscale      = 0,  /*(ysize<<20+xsize<<8)*/
2171         .activate       = FB_ACTIVATE_NOW,
2172         .accel_flags    = 0,
2173         .vmode          = FB_VMODE_NONINTERLACED,
2174 };
2175
2176 static struct fb_fix_screeninfo def_fix = {
2177         .type            = FB_TYPE_PACKED_PIXELS,
2178         .type_aux        = 0,
2179         .xpanstep        = 1,
2180         .ypanstep        = 1,
2181         .ywrapstep       = 0,
2182         .accel           = FB_ACCEL_NONE,
2183         .visual          = FB_VISUAL_TRUECOLOR,
2184
2185 };
2186
2187
2188 static int rk_fb_wait_for_vsync_thread(void *data)
2189 {
2190         struct rk_lcdc_driver  *dev_drv = data;
2191         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2192         struct fb_info *fbi = rk_fb->fb[0];
2193
2194         while (!kthread_should_stop()) {
2195                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2196                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2197                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2198                         (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
2199
2200                 if (!ret)
2201                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
2202         }
2203
2204         return 0;
2205 }
2206
2207 static ssize_t rk_fb_vsync_show(struct device *dev,
2208                 struct device_attribute *attr, char *buf)
2209 {
2210         struct fb_info *fbi = dev_get_drvdata(dev);
2211         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2212         return scnprintf(buf, PAGE_SIZE, "%llu\n",
2213                         ktime_to_ns(dev_drv->vsync_info.timestamp));
2214 }
2215
2216 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
2217
2218
2219 /*****************************************************************
2220 this two function is for other module that in the kernel which
2221 need show image directly through fb
2222 fb_id:we have 4 fb here,default we use fb0 for ui display
2223 *******************************************************************/
2224 struct fb_info *rk_get_fb(int fb_id)
2225 {
2226         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2227         struct fb_info *fb = inf->fb[fb_id];
2228         return fb;
2229 }
2230 EXPORT_SYMBOL(rk_get_fb);
2231
2232 void rk_direct_fb_show(struct fb_info *fbi)
2233 {
2234         rk_fb_set_par(fbi);
2235         rk_fb_pan_display(&fbi->var, fbi);
2236 }
2237 EXPORT_SYMBOL(rk_direct_fb_show);
2238
2239
2240 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
2241                                         struct fb_var_screeninfo *hdmi_var)
2242 {
2243         if (pmy_var->xres < pmy_var->yres) {  /*vertical  lcd screen*/
2244                 hdmi_var->xres = pmy_var->yres;
2245                 hdmi_var->yres = pmy_var->xres;
2246                 hdmi_var->xres_virtual = pmy_var->yres;
2247         } else {
2248                 hdmi_var->xres = pmy_var->xres;
2249                 hdmi_var->yres = pmy_var->yres;
2250                 hdmi_var->xres_virtual = pmy_var->xres_virtual;
2251         }
2252
2253         return 0;
2254
2255 }
2256 int rk_fb_dpi_open(bool open)
2257 {
2258         struct rk_lcdc_driver *dev_drv = NULL;
2259         dev_drv = rk_get_prmry_lcdc_drv();
2260         dev_drv->ops->dpi_open(dev_drv, open);
2261
2262         return 0;
2263 }
2264 int rk_fb_dpi_win_sel(int win_id)
2265 {
2266         struct rk_lcdc_driver *dev_drv = NULL;
2267         dev_drv = rk_get_prmry_lcdc_drv();
2268         dev_drv->ops->dpi_win_sel(dev_drv, win_id);
2269
2270         return 0;
2271 }
2272 int rk_fb_dpi_status(void)
2273 {
2274         int ret;
2275         struct rk_lcdc_driver *dev_drv = NULL;
2276         dev_drv = rk_get_prmry_lcdc_drv();
2277         ret = dev_drv->ops->dpi_status(dev_drv);
2278
2279         return ret;
2280 }
2281
2282 /******************************************
2283 *function:this function will be called by hdmi,when
2284 *             hdmi plug in/out
2285 *screen: the screen attached to hdmi
2286 *enable: 1,hdmi plug in,0,hdmi plug out
2287 *lcdc_id: the lcdc id the hdmi attached ,0 or 1
2288 ******************************************/
2289 int rk_fb_switch_screen(struct rk_screen *screen , int enable, int lcdc_id)
2290 {
2291         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2292         struct fb_info *info = NULL;
2293         struct rk_lcdc_driver *dev_drv = NULL;
2294         struct fb_var_screeninfo *hdmi_var    = NULL;
2295         struct fb_var_screeninfo *pmy_var = NULL;      /*var for primary screen*/
2296         struct fb_info *pmy_info = NULL;
2297         struct fb_fix_screeninfo *pmy_fix = NULL;
2298         int i;
2299         struct fb_fix_screeninfo *hdmi_fix    = NULL;
2300         char name[6];
2301         int ret;
2302         int win_id;
2303
2304         //if (rk_fb->disp_mode != DUAL)
2305         //      rk29_backlight_set(0);
2306
2307         sprintf(name, "lcdc%d", lcdc_id);
2308
2309         if (rk_fb->disp_mode != DUAL) {
2310                 dev_drv = rk_fb->lcdc_dev_drv[0];
2311         } else {
2312
2313                 for (i = 0; i < rk_fb->num_lcdc; i++) {
2314                         if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
2315                                 dev_drv = rk_fb->lcdc_dev_drv[i];
2316                                 break;
2317                         }
2318                 }
2319
2320                 if (i == rk_fb->num_lcdc) {
2321                         printk(KERN_ERR "%s driver not found!", name);
2322                         return -ENODEV;
2323                 }
2324         }
2325         printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from", dev_drv->id);
2326
2327         if (rk_fb->num_lcdc == 1)
2328                 info = rk_fb->fb[0];
2329         else if (rk_fb->num_lcdc == 2)
2330                 info = rk_fb->fb[dev_drv->lcdc_win_num]; /*the main fb of lcdc1*/
2331
2332         if (dev_drv->screen1) { /*device like rk2928 ,have only one lcdc but two outputs*/
2333                 if (enable) {
2334                         memcpy(dev_drv->screen1, screen, sizeof(struct rk_screen));
2335                         dev_drv->screen1->lcdc_id = 0; /*connect screen1 to output interface 0*/
2336                         dev_drv->screen1->screen_id = 1;
2337                         dev_drv->screen0->lcdc_id = 1; /*connect screen0 to output interface 1*/
2338                         dev_drv->cur_screen = dev_drv->screen1;
2339                         dev_drv->screen0->ext_screen = dev_drv->screen1;
2340                         if (dev_drv->screen0->sscreen_get) {
2341                                 dev_drv->screen0->sscreen_get(dev_drv->screen0,
2342                                         dev_drv->cur_screen->hdmi_resolution);
2343                         }
2344
2345
2346                 } else {
2347                         dev_drv->screen1->lcdc_id = 1; /*connect screen1 to output interface 1*/
2348                         dev_drv->screen0->lcdc_id = 0; /*connect screen0 to output interface 0*/
2349                         dev_drv->cur_screen = dev_drv->screen0;
2350                         dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
2351                                         dev_drv->screen_ctr_info->lcd_info);
2352                 }
2353         } else{
2354                 if (enable)
2355                         memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
2356         }
2357
2358
2359         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2360
2361         if (!enable && !dev_drv->screen1) { /*only double lcdc device need to close*/
2362                 if (dev_drv->win[win_id]->state)
2363                         dev_drv->ops->open(dev_drv, win_id, enable); /*disable the win which attached to this fb*/
2364                 hdmi_switch_complete = 0;
2365
2366                 return 0;
2367         }
2368
2369         hdmi_var = &info->var;
2370         hdmi_fix = &info->fix;
2371         if (rk_fb->disp_mode  == DUAL) {
2372                 if (likely(rk_fb->num_lcdc == 2)) {
2373                         pmy_var = &rk_fb->fb[0]->var;
2374                         pmy_fix = &rk_fb->fb[0]->fix;
2375                         set_xact_yact_for_hdmi(pmy_var, hdmi_var);
2376                         hdmi_var->nonstd &= 0xffffff00;
2377                         hdmi_var->nonstd |= (pmy_var->nonstd & 0xff); /*use the same format as primary screen*/
2378                 } else {
2379                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2380                 }
2381         }
2382         hdmi_var->grayscale &= 0xff;
2383         hdmi_var->grayscale |= (dev_drv->cur_screen->mode.xres<<8) + (dev_drv->cur_screen->mode.yres<<20);
2384         if (dev_drv->screen1) { /*device like rk2928,whic have one lcdc but two outputs*/
2385         /*      info->var.nonstd &= 0xff;
2386                 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
2387                 info->var.grayscale &= 0xff;
2388                 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);*/
2389                 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
2390                 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
2391                 dev_drv->screen1->xpos = 0;
2392                 dev_drv->screen1->ypos = 0;
2393         }
2394
2395         ret = info->fbops->fb_open(info, 1);
2396         dev_drv->ops->load_screen(dev_drv, 1);
2397         ret = info->fbops->fb_set_par(info);
2398         if (dev_drv->ops->lcdc_hdmi_process)
2399                 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
2400
2401         if (rk_fb->disp_mode == DUAL) {
2402                 if (likely(rk_fb->num_lcdc == 2)) {
2403                         pmy_info = rk_fb->fb[0];
2404                         pmy_info->fbops->fb_pan_display(pmy_var, pmy_info);
2405                 } else {
2406                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2407                 }
2408         } else {
2409                 info->fbops->fb_pan_display(hdmi_var, info);
2410         }
2411         info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2412         if (dev_drv->screen1) {
2413                 if (dev_drv->screen0->sscreen_set) {
2414                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
2415                         msleep(100);
2416                         dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
2417                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
2418                 }
2419         }
2420
2421         //if (rk_fb->disp_mode != DUAL)
2422         //      rk29_backlight_set(1);
2423         hdmi_switch_complete = enable;
2424         return 0;
2425
2426 }
2427
2428
2429
2430
2431 /******************************************
2432 function:this function current only called by hdmi for
2433         scale the display
2434 scale_x: scale rate of x resolution
2435 scale_y: scale rate of y resolution
2436 lcdc_id: the lcdc id the hdmi attached ,0 or 1
2437 ******************************************/
2438
2439 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
2440 {
2441         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2442         struct fb_info *info = NULL;
2443         struct fb_var_screeninfo *var = NULL;
2444         struct rk_lcdc_driver *dev_drv = NULL;
2445         u16 screen_x, screen_y;
2446         u16 xpos, ypos;
2447         //u16 xsize, ysize;
2448         char name[6];
2449         int i = 0;
2450         sprintf(name, "lcdc%d", lcdc_id);
2451
2452 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
2453         dev_drv = inf->lcdc_dev_drv[0];
2454 #else
2455         for (i = 0; i < inf->num_lcdc; i++) {
2456                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
2457                         dev_drv = inf->lcdc_dev_drv[i];
2458                         break;
2459                 }
2460         }
2461
2462         if (i == inf->num_lcdc) {
2463                 printk(KERN_ERR "%s driver not found!", name);
2464                 return -ENODEV;
2465
2466         }
2467 #endif
2468         if (inf->num_lcdc == 1)
2469                 info = inf->fb[0];
2470         else if (inf->num_lcdc == 2)
2471                 info = inf->fb[dev_drv->lcdc_win_num];
2472
2473         var = &info->var;
2474         screen_x = dev_drv->cur_screen->mode.xres;
2475         screen_y = dev_drv->cur_screen->mode.yres;
2476
2477 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
2478         if (dev_drv->cur_screen->screen_id == 1) {
2479                 dev_drv->cur_screen->xpos = (screen_x-screen_x*scale_x/100)>>1;
2480                 dev_drv->cur_screen->ypos = (screen_y-screen_y*scale_y/100)>>1;
2481                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2482                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2483         } else
2484 #endif
2485         {
2486                 xpos = (screen_x-screen_x*scale_x/100)>>1;
2487                 ypos = (screen_y-screen_y*scale_y/100)>>1;
2488                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2489                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2490                 var->nonstd &= 0xff;
2491                 var->nonstd |= (xpos<<8) + (ypos<<20);
2492                 var->grayscale &= 0xff;
2493                 var->grayscale |= (dev_drv->cur_screen->xsize<<8) + (dev_drv->cur_screen->ysize<<20);
2494         }
2495
2496         info->fbops->fb_set_par(info);
2497         info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2498         return 0;
2499
2500
2501 }
2502
2503 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
2504 {
2505         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2506         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2507         struct rk_lcdc_win *win = NULL;
2508         int win_id;
2509         int ret = 0;
2510         unsigned long fb_mem_size;
2511 #if defined(CONFIG_ION_ROCKCHIP)
2512         struct ion_handle *handle;
2513         ion_phys_addr_t phy_addr;
2514 #ifdef  USE_ION_MMU
2515         struct dma_buf *buf;
2516 #else
2517         dma_addr_t fb_mem_phys;
2518         void *fb_mem_virt;
2519         size_t len;
2520 #endif
2521 #endif
2522         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2523         if (win_id < 0)
2524                 return  -ENODEV;
2525         else
2526                 win = dev_drv->win[win_id];
2527
2528         if (!strcmp(fbi->fix.id, "fb0")) {
2529                 fb_mem_size = 3 * (fbi->var.xres * fbi->var.yres) << 2;
2530                 fb_mem_size = ALIGN(fb_mem_size, SZ_1M);
2531 #if defined(CONFIG_ION_ROCKCHIP)
2532                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0, ION_HEAP(ION_CMA_HEAP_ID), 0);
2533                 if (IS_ERR(handle)) {
2534                         dev_err(fbi->device, "failed to ion_alloc:%ld\n",PTR_ERR(handle));
2535                         return -ENOMEM;
2536                 }
2537                 win->area[0].ion_hdl = handle;
2538                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
2539                 #ifndef USE_ION_MMU
2540                         ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2541                         fbi->fix.smem_start = phy_addr;
2542                         fbi->fix.smem_len = len;
2543                         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%x\n",phy_addr);
2544                 #else
2545                         buf = ion_share_dma_buf(rk_fb->ion_client, handle);
2546                         if (IS_ERR_OR_NULL(buf)) {
2547                                 dev_err(fbi->device, "ion_share_dma_buf() failed\n");
2548                                 goto err_share_dma_buf;
2549                         }
2550                         rk_fb_map_ion_handle(fbi,&dev_drv->reg_area_data,handle,buf);
2551                         fbi->fix.smem_start = dev_drv->reg_area_data.dma_addr;
2552                         fbi->fix.smem_len = buf->size;
2553                         printk(KERN_INFO "alloc_buffer:kernel_vir_addr=0x%x,mmu_vir_addr=0x%x,len=0x%x\n",
2554                                                         fbi->screen_base,fbi->fix.smem_start,fbi->fix.smem_len);
2555                 #endif
2556
2557 #else
2558
2559                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size, &fb_mem_phys,
2560                         GFP_KERNEL);
2561                 if (!fb_mem_virt) {
2562                         pr_err("%s: Failed to allocate framebuffer\n", __func__);
2563                         return -ENOMEM;
2564                 }
2565                 fbi->fix.smem_len = fb_mem_size;
2566                 fbi->fix.smem_start = fb_mem_phys;
2567                 fbi->screen_base = fb_mem_virt;
2568 #endif
2569                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2570                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2571                 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2572         } else {
2573 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
2574                 res = platform_get_resource_byname(fb_pdev,
2575                         IORESOURCE_MEM, "fb2 buf");
2576                 if (res == NULL) {
2577                         dev_err(&fb_pdev->dev, "failed to get win0 memory \n");
2578                         ret = -ENOENT;
2579                 }
2580                 fbi->fix.smem_start = res->start;
2581                 fbi->fix.smem_len = res->end - res->start + 1;
2582                 mem = request_mem_region(res->start, resource_size(res),
2583                         fb_pdev->name);
2584                 fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
2585                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2586 #else    /*three buffer no need to copy*/
2587                 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
2588                 fbi->fix.smem_len   = rk_fb->fb[0]->fix.smem_len;
2589                 fbi->screen_base    = rk_fb->fb[0]->screen_base;
2590 #endif
2591                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2592                         fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2593         }
2594
2595         fbi->screen_size = fbi->fix.smem_len;
2596         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2597         if (win_id >= 0) {
2598                 win = dev_drv->win[win_id];
2599                 win->reserved = fbi->fix.smem_start;
2600         }
2601
2602         return ret;
2603 #ifdef USE_ION_MMU
2604 err_share_dma_buf:
2605         ion_free(rk_fb->ion_client, handle);
2606         return -ENOMEM;
2607 #endif
2608 }
2609
2610 static int rk_release_fb_buffer(struct fb_info *fbi)
2611 {
2612         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))  /*buffer for fb1 and fb3 are alloc by android*/
2613                 return 0;
2614         iounmap(fbi->screen_base);
2615         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
2616         return 0;
2617
2618 }
2619 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv, struct rk_lcdc_win *def_win)
2620 {
2621         int i;
2622         int lcdc_win_num = dev_drv->lcdc_win_num;
2623         for (i = 0; i < lcdc_win_num; i++) {
2624                 struct rk_lcdc_win *win = NULL;
2625                 win =  kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
2626                 if (!win) {
2627                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
2628                         return   -ENOMEM;
2629                 }
2630
2631                 strcpy(win->name, def_win->name);
2632                 win->id = def_win->id;
2633                 win->support_3d = def_win->support_3d;
2634                 dev_drv->win[i] = win;
2635         }
2636
2637         return 0;
2638 }
2639
2640
2641 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
2642                                         struct rk_lcdc_win *def_win, int index)
2643 {
2644         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
2645         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
2646                                 sizeof(struct rk_screen), GFP_KERNEL);
2647         if (!screen) {
2648                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
2649                                         dev_drv->id);
2650                 return -ENOMEM;
2651         }
2652
2653         screen->screen_id = 0;
2654         screen->lcdc_id = dev_drv->id;
2655         rk_fb_set_prmry_screen(screen);
2656         dev_drv->screen0 = screen;
2657         dev_drv->cur_screen = screen;
2658         /* devie use one lcdc + rk61x scaler for dual display*/
2659         if (rk_fb->disp_mode == ONE_DUAL) {
2660                 struct rk_screen *screen1 = devm_kzalloc(dev_drv->dev,
2661                                                 sizeof(struct rk_screen), GFP_KERNEL);
2662                 if (screen1) {
2663                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
2664                                                 dev_drv->id);
2665                         return -ENOMEM;
2666                 }
2667                 screen1->screen_id = 1;
2668                 screen1->lcdc_id = 1;
2669                 dev_drv->screen1 = screen1;
2670         }
2671         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
2672         init_lcdc_win(dev_drv, def_win);
2673         init_completion(&dev_drv->frame_done);
2674         spin_lock_init(&dev_drv->cpl_lock);
2675         mutex_init(&dev_drv->fb_win_id_mutex);
2676         dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
2677         dev_drv->first_frame = 1;
2678         rk_disp_pwr_ctr_parse_dt(dev_drv);
2679         if (dev_drv->prop == PRMRY)
2680                 rk_fb_get_prmry_screen(screen);
2681         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
2682
2683         return 0;
2684 }
2685
2686 #ifdef CONFIG_LOGO_LINUX_BMP
2687 static struct linux_logo *bmp_logo;
2688 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
2689 {
2690         bmp_logo = fb_find_logo(24);
2691         if (bmp_logo == NULL) {
2692                 printk(KERN_INFO "%s error\n", __func__);
2693                 return 0;
2694         }
2695         return 1;
2696 }
2697
2698 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
2699 {
2700         unsigned char *src = bmp_logo->data;
2701         unsigned char *dst = info->screen_base;
2702         int i;
2703         unsigned int Needwidth = (*(src-24)<<8) | (*(src-23));
2704         unsigned int Needheight = (*(src-22)<<8) | (*(src-21));
2705
2706         for (i = 0; i < Needheight; i++)
2707                 memcpy(dst+info->var.xres*i*4,
2708                         src+bmp_logo->width*i*4, Needwidth*4);
2709
2710 }
2711 #endif
2712
2713 /********************************
2714 *check if the primary lcdc has registerd,
2715 the primary lcdc mas register first
2716 *********************************/
2717 bool is_prmry_rk_lcdc_registered(void)
2718 {
2719         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2720         if (rk_fb->lcdc_dev_drv[0])
2721                 return  true;
2722         else
2723                 return false;
2724
2725
2726 }
2727 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
2728                                 struct rk_lcdc_win *win, int id)
2729 {
2730         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2731         struct fb_info *fbi;
2732         int i = 0, ret = 0, index = 0;
2733         #ifdef USE_ION_MMU
2734                 struct device *mmu_dev = NULL;
2735         #endif
2736         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
2737                 return -ENXIO;
2738
2739         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
2740                 if (!rk_fb->lcdc_dev_drv[i]) {
2741                         rk_fb->lcdc_dev_drv[i] = dev_drv;
2742                         rk_fb->lcdc_dev_drv[i]->id = id;
2743                         rk_fb->num_lcdc++;
2744                         break;
2745                 }
2746         }
2747
2748         index = i;
2749         init_lcdc_device_driver(rk_fb, win, index);
2750         dev_drv->fb_index_base = rk_fb->num_fb;
2751         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2752                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
2753                 if (!fbi) {
2754                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
2755                         ret = -ENOMEM;
2756                 }
2757                 fbi->par = dev_drv;
2758                 fbi->var = def_var;
2759                 fbi->fix = def_fix;
2760                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
2761                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
2762                 fbi->var.grayscale |= (fbi->var.xres<<8) + (fbi->var.yres<<20);
2763 #if defined(CONFIG_LOGO_LINUX_BMP)
2764                 fbi->var.bits_per_pixel = 32;
2765 #else
2766                 fbi->var.bits_per_pixel = 16;
2767 #endif
2768                 fbi->fix.line_length  = (fbi->var.xres)*(fbi->var.bits_per_pixel>>3);
2769                 fbi->var.width = dev_drv->cur_screen->width;
2770                 fbi->var.height = dev_drv->cur_screen->height;
2771                 fbi->var.pixclock = dev_drv->pixclock;
2772                 fbi->fbops = &fb_ops;
2773                 fbi->flags = FBINFO_FLAG_DEFAULT;
2774                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
2775                 if (i == 0){ /* only alloc memory for main fb*/
2776                 #ifdef USE_ION_MMU
2777                         mmu_dev =
2778                                 rockchip_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
2779                         platform_set_sysmmu(mmu_dev, dev_drv->dev);
2780                         /*rockchip_sysmmu_set_fault_handler(dev_drv->dev,
2781                                 rk_fb_sysmmu_fault_handler);*/
2782                         iovmm_activate(dev_drv->dev);
2783                 #endif
2784                         rk_fb_alloc_buffer(fbi, rk_fb->num_fb);
2785                 }
2786                 ret = register_framebuffer(fbi);
2787                 if (ret < 0) {
2788                         dev_err(&fb_pdev->dev, "%s fb%d register_framebuffer fail!\n",
2789                                         __func__, rk_fb->num_fb);
2790                         return ret;
2791                 }
2792                 rkfb_create_sysfs(fbi);
2793                 rk_fb->fb[rk_fb->num_fb] = fbi;
2794                 dev_info(&fb_pdev->dev, "rockchip framebuffer registerd:%s\n",
2795                                         fbi->fix.id);
2796                 rk_fb->num_fb++;
2797
2798                 if (i == 0) {
2799                         init_waitqueue_head(&dev_drv->vsync_info.wait);
2800                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
2801                         if (ret)
2802                                 dev_err(fbi->dev, "failed to create vsync file\n");
2803                         dev_drv->vsync_info.thread = kthread_run(rk_fb_wait_for_vsync_thread,
2804                                                                 dev_drv, "fb-vsync");
2805                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
2806                                 dev_err(fbi->dev, "failed to run vsync thread\n");
2807                                 dev_drv->vsync_info.thread = NULL;
2808                         }
2809                         dev_drv->vsync_info.active = 1;
2810
2811                         mutex_init(&dev_drv->output_lock);
2812
2813                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
2814                         mutex_init(&dev_drv->update_regs_list_lock);
2815                         init_kthread_worker(&dev_drv->update_regs_worker);
2816
2817                         dev_drv->update_regs_thread = kthread_run(kthread_worker_fn,
2818                                         &dev_drv->update_regs_worker, "rk-fb");
2819                         if (IS_ERR(dev_drv->update_regs_thread)) {
2820                                 int err = PTR_ERR(dev_drv->update_regs_thread);
2821                                 dev_drv->update_regs_thread = NULL;
2822
2823                                 printk("failed to run update_regs thread\n");
2824                                 return err;
2825                         }
2826                         init_kthread_work(&dev_drv->update_regs_work, rk_fb_update_regs_handler);
2827
2828                         dev_drv->timeline = sw_sync_timeline_create("fb-timeline");                     dev_drv->timeline_max = 1;
2829                 }
2830
2831         }
2832
2833  /*show logo for primary display device*/
2834 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
2835 if (dev_drv->prop == PRMRY) {
2836         struct fb_info *main_fbi = rk_fb->fb[0];
2837         main_fbi->fbops->fb_open(main_fbi, 1);
2838         main_fbi->fbops->fb_set_par(main_fbi);
2839 #if  defined(CONFIG_LOGO_LINUX_BMP)
2840         if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
2841                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2842                 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
2843         }
2844 #else
2845         if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
2846                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2847                 fb_show_logo(main_fbi, FB_ROTATE_UR);
2848         }
2849 #endif
2850         main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
2851 }
2852 #endif
2853         return 0;
2854
2855
2856 }
2857
2858 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
2859 {
2860
2861         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
2862         struct fb_info *fbi;
2863         int fb_index_base = dev_drv->fb_index_base;
2864         int fb_num = dev_drv->lcdc_win_num;
2865         int i = 0;
2866
2867         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
2868                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
2869                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
2870         }
2871
2872         for (i = 0; i < fb_num; i++)
2873                 kfree(dev_drv->win[i]);
2874
2875         for (i = fb_index_base; i < (fb_index_base+fb_num); i++) {
2876                 fbi = fb_inf->fb[i];
2877                 unregister_framebuffer(fbi);
2878                 /*rk_release_fb_buffer(fbi);*/
2879                 framebuffer_release(fbi);
2880         }
2881         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
2882         fb_inf->num_lcdc--;
2883
2884         return 0;
2885 }
2886
2887
2888
2889 #if defined(CONFIG_HAS_EARLYSUSPEND)
2890 struct suspend_info {
2891         struct early_suspend early_suspend;
2892         struct rk_fb *inf;
2893 };
2894
2895 static void rkfb_early_suspend(struct early_suspend *h)
2896 {
2897         struct suspend_info *info = container_of(h, struct suspend_info,
2898                                                 early_suspend);
2899         struct rk_fb *inf = info->inf;
2900         int i;
2901         for (i = 0; i < inf->num_lcdc; i++) {
2902                 if (!inf->lcdc_dev_drv[i])
2903                         continue;
2904                 inf->lcdc_dev_drv[i]->suspend(inf->lcdc_dev_drv[i]);
2905         }
2906 }
2907 static void rkfb_early_resume(struct early_suspend *h)
2908 {
2909         struct suspend_info *info = container_of(h, struct suspend_info,
2910                                                 early_suspend);
2911         struct rk_fb *inf = info->inf;
2912         int i;
2913         for (i = 0; i < inf->num_lcdc; i++) {
2914                 if (!inf->lcdc_dev_drv[i])
2915                         continue;
2916                 inf->lcdc_dev_drv[i]->resume(inf->lcdc_dev_drv[i]);
2917         }
2918
2919 }
2920
2921
2922
2923 static struct suspend_info suspend_info = {
2924         .early_suspend.suspend = rkfb_early_suspend,
2925         .early_suspend.resume = rkfb_early_resume,
2926         .early_suspend.level = EARLY_SUSPEND_LEVEL_DISABLE_FB,
2927 };
2928 #endif
2929
2930 static int rk_fb_probe(struct platform_device *pdev)
2931 {
2932         struct rk_fb *rk_fb = NULL;
2933         struct device_node *np = pdev->dev.of_node;
2934         u32 mode;
2935
2936         if (!np) {
2937                 dev_err(&pdev->dev, "Missing device tree node.\n");
2938                 return -EINVAL;
2939         }
2940
2941         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
2942         if (!rk_fb) {
2943                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
2944                 return  -ENOMEM;
2945         }
2946         platform_set_drvdata(pdev, rk_fb);
2947
2948         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
2949                 rk_fb->disp_mode = mode;
2950
2951         } else {
2952                 dev_err(&pdev->dev, "no disp-mode node found!");
2953                 return -ENODEV;
2954         }
2955         dev_set_name(&pdev->dev, "rockchip-fb");
2956 #if defined(CONFIG_ION_ROCKCHIP)
2957         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
2958         if (IS_ERR(rk_fb->ion_client)) {
2959                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
2960                 return PTR_ERR(rk_fb->ion_client);
2961         } else {
2962                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
2963         }
2964 #endif
2965
2966 #if defined(CONFIG_HAS_EARLYSUSPEND)
2967         suspend_info.inf = rk_fb;
2968         register_early_suspend(&suspend_info.early_suspend);
2969 #endif
2970         fb_pdev = pdev;
2971         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
2972         return 0;
2973 }
2974
2975 static int rk_fb_remove(struct platform_device *pdev)
2976 {
2977         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
2978         kfree(rk_fb);
2979         platform_set_drvdata(pdev, NULL);
2980         return 0;
2981 }
2982
2983 static void rk_fb_shutdown(struct platform_device *pdev)
2984 {
2985         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
2986         int i;
2987         for (i = 0; i < rk_fb->num_lcdc; i++) {
2988                 if (!rk_fb->lcdc_dev_drv[i])
2989                         continue;
2990
2991         }
2992
2993 #if     defined(CONFIG_HAS_EARLYSUSPEND)
2994         unregister_early_suspend(&suspend_info.early_suspend);
2995 #endif
2996 }
2997
2998
2999 static const struct of_device_id rkfb_dt_ids[] = {
3000         { .compatible = "rockchip,rk-fb", },
3001         {}
3002 };
3003
3004 static struct platform_driver rk_fb_driver = {
3005         .probe          = rk_fb_probe,
3006         .remove         = rk_fb_remove,
3007         .driver         = {
3008                 .name   = "rk-fb",
3009                 .owner  = THIS_MODULE,
3010                 .of_match_table = of_match_ptr(rkfb_dt_ids),
3011         },
3012         .shutdown   = rk_fb_shutdown,
3013 };
3014
3015 static int __init rk_fb_init(void)
3016 {
3017         return platform_driver_register(&rk_fb_driver);
3018 }
3019
3020 static void __exit rk_fb_exit(void)
3021 {
3022         platform_driver_unregister(&rk_fb_driver);
3023 }
3024
3025 subsys_initcall_sync(rk_fb_init);
3026 module_exit(rk_fb_exit);