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 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
  39 #include "rga/rga.h"
  40 #endif
  41
  42 #ifdef CONFIG_OF
  43 #include <linux/of.h>
  44 #include <linux/of_gpio.h>
  45 #include <video/of_display_timing.h>
  46 #include <video/display_timing.h>
  47 #include <dt-bindings/rkfb/rk_fb.h>
  48 #endif
  49
  50 #if defined(CONFIG_ION_ROCKCHIP)
  51 #include <linux/rockchip_ion.h>
  52 #include <linux/rockchip/iovmm.h>
  53 #include <linux/rockchip/sysmmu.h>
  54 #include <linux/dma-buf.h>
  55 #include <linux/highmem.h>
  56 #endif
  57
  58
  59 #define H_USE_FENCE 1
  60 static int hdmi_switch_complete;
  61 static struct platform_device *fb_pdev;
  62 struct list_head saved_list;
  63
  64 #if defined(CONFIG_FB_MIRRORING)
  65 int (*video_data_to_mirroring)(struct fb_info *info, u32 yuv_phy[2]);
  66 EXPORT_SYMBOL(video_data_to_mirroring);
  67 #endif
  68
  69 struct rk_fb_reg_win_data g_reg_win_data[4];
  70 static int g_last_win_num;
  71 static int g_first_buf = 1;
  72 static struct rk_fb_trsm_ops *trsm_lvds_ops;
  73 static struct rk_fb_trsm_ops *trsm_edp_ops;
  74 static struct rk_fb_trsm_ops *trsm_mipi_ops;
  75 static int uboot_logo_on = 0;
  76 int support_uboot_display(void)
  77 {
  78         return uboot_logo_on;
  79 }
  80
  81 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
  82 {
  83         switch (type) {
  84         case SCREEN_RGB:
  85         case SCREEN_LVDS:
  86         case SCREEN_DUAL_LVDS:
  87                 trsm_lvds_ops = ops;
  88                 break;
  89         case SCREEN_EDP:
  90                 trsm_edp_ops = ops;
  91                 break;
  92         case SCREEN_MIPI:
  93         case SCREEN_DUAL_MIPI:
  94                 trsm_mipi_ops = ops;
  95                 break;
  96         default:
  97                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
  98                         __func__, type);
  99                 break;
 100         }
 101         return 0;
 102 }
 103
 104 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
 105 {
 106         struct rk_fb_trsm_ops *ops;
 107         switch (type) {
 108         case SCREEN_RGB:
 109         case SCREEN_LVDS:
 110         case SCREEN_DUAL_LVDS:
 111                 ops = trsm_lvds_ops;
 112                 break;
 113         case SCREEN_EDP:
 114                 ops = trsm_edp_ops;
 115                 break;
 116         case SCREEN_MIPI:
 117         case SCREEN_DUAL_MIPI:
 118                 ops = trsm_mipi_ops;
 119                 break;
 120         default:
 121                 ops = NULL;
 122                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 123                         __func__, type);
 124                 break;
 125         }
 126         return ops;
 127 }
 128
 129 int rk_fb_pixel_width(int data_format)
 130 {
 131         int pixel_width;
 132         switch(data_format){
 133         case XBGR888:
 134         case ABGR888:
 135         case ARGB888:
 136                 pixel_width = 4*8;
 137                 break;
 138         case RGB888:
 139                 pixel_width = 3*8;
 140                 break;
 141         case RGB565:
 142                 pixel_width = 2*8;
 143                 break;
 144         case YUV422:
 145         case YUV420:
 146         case YUV444:
 147                 pixel_width = 1*8;
 148                 break;
 149         case YUV422_A:
 150         case YUV420_A:
 151         case YUV444_A:
 152                 pixel_width = 10;
 153                 break;
 154         default:
 155                 printk(KERN_WARNING "%s:un supported format:0x%x\n",
 156                         __func__,data_format);
 157                 return -EINVAL;
 158         }
 159         return pixel_width;
 160 }
 161
 162 static int rk_fb_data_fmt(int data_format,int bits_per_pixel)
 163 {
 164         int fb_data_fmt;
 165         if(data_format){
 166                 switch(data_format){
 167                 case HAL_PIXEL_FORMAT_RGBX_8888:
 168                         fb_data_fmt = XBGR888;
 169                         break;
 170                 case HAL_PIXEL_FORMAT_RGBA_8888:
 171                         fb_data_fmt = ABGR888;
 172                         break;
 173                 case HAL_PIXEL_FORMAT_BGRA_8888:
 174                         fb_data_fmt = ARGB888;
 175                         break;
 176                 case HAL_PIXEL_FORMAT_RGB_888:
 177                         fb_data_fmt = RGB888;
 178                         break;
 179                 case HAL_PIXEL_FORMAT_RGB_565:
 180                         fb_data_fmt = RGB565;
 181                         break;
 182                 case HAL_PIXEL_FORMAT_YCbCr_422_SP: // yuv422
 183                         fb_data_fmt = YUV422;
 184                         break;
 185                 case HAL_PIXEL_FORMAT_YCrCb_NV12: // YUV420---uvuvuv
 186                         fb_data_fmt = YUV420;
 187                         break;
 188                 case HAL_PIXEL_FORMAT_YCrCb_444: // yuv444
 189                         fb_data_fmt = YUV444;
 190                         break;
 191                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10: // yuv444
 192                         fb_data_fmt = YUV420_A;
 193                         break;
 194                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10: // yuv444
 195                         fb_data_fmt = YUV422_A;
 196                         break;
 197                 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10: // yuv444
 198                         fb_data_fmt = YUV444_A;
 199                         break;
 200                 default:
 201                         printk(KERN_WARNING "%s:un supported format:0x%x\n",
 202                                 __func__,data_format);
 203                     return -EINVAL;
 204                 }
 205         }else{
 206                 switch(bits_per_pixel){
 207                 case 32:
 208                         fb_data_fmt = ARGB888;
 209                         break;
 210                 case 16:
 211                         fb_data_fmt = RGB565;
 212                         break;
 213                 default:
 214                         printk(KERN_WARNING "%s:un supported bits_per_pixel:%d\n",
 215                                 __func__,bits_per_pixel);
 216                         break;
 217                 }
 218         }
 219         return fb_data_fmt;
 220 }
 221
 222 /* rk display power control parse from dts
 223  *
 224 */
 225 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 226 {
 227         struct device_node *root  = of_get_child_by_name(dev_drv->dev->of_node,
 228                                 "power_ctr");
 229         struct device_node *child;
 230         struct rk_disp_pwr_ctr_list *pwr_ctr;
 231         struct list_head *pos;
 232         enum of_gpio_flags flags;
 233         u32 val = 0;
 234         u32 debug = 0;
 235         u32 mirror = 0;
 236         int ret;
 237
 238         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 239         if (!root) {
 240                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",dev_drv->id);
 241                 return -ENODEV;
 242         }
 243
 244         for_each_child_of_node(root, child) {
 245                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list), GFP_KERNEL);
 246                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 247                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 248                         if (val == GPIO) {
 249                                 pwr_ctr->pwr_ctr.type = GPIO;
 250                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 251                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 252                                         dev_err(dev_drv->dev, "%s ivalid gpio\n", child->name);
 253                                         return -EINVAL;
 254                                 }
 255                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 256                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,child->name);
 257                                 if (ret) {
 258                                         dev_err(dev_drv->dev, "request %s gpio fail:%d\n",
 259                                                 child->name,ret);
 260                                 }
 261
 262                         } else {
 263                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 264
 265                         }
 266                 };
 267                 of_property_read_u32(child, "rockchip,delay", &val);
 268                 pwr_ctr->pwr_ctr.delay = val;
 269                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 270         }
 271
 272         of_property_read_u32(root, "rockchip,mirror", &mirror);
 273
 274         if (mirror == NO_MIRROR) {
 275                 dev_drv->screen0->x_mirror = 0;
 276                 dev_drv->screen0->y_mirror = 0;
 277         } else if (mirror == X_MIRROR) {
 278                 dev_drv->screen0->x_mirror = 1;
 279                 dev_drv->screen0->y_mirror = 0;
 280         } else if (mirror == Y_MIRROR) {
 281                 dev_drv->screen0->x_mirror = 0;
 282                 dev_drv->screen0->y_mirror = 1;
 283         } else if(mirror == X_Y_MIRROR) {
 284                 dev_drv->screen0->x_mirror = 1;
 285                 dev_drv->screen0->y_mirror = 1;
 286         }
 287
 288         of_property_read_u32(root, "rockchip,debug", &debug);
 289
 290         if (debug) {
 291                 list_for_each(pos, &dev_drv->pwrlist_head) {
 292                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 293                         printk(KERN_INFO "pwr_ctr_name:%s\n"
 294                                          "pwr_type:%s\n"
 295                                          "gpio:%d\n"
 296                                          "atv_val:%d\n"
 297                                          "delay:%d\n\n",
 298                                          pwr_ctr->pwr_ctr.name,
 299                                          (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 300                                          pwr_ctr->pwr_ctr.gpio,
 301                                          pwr_ctr->pwr_ctr.atv_val,
 302                                          pwr_ctr->pwr_ctr.delay);
 303                 }
 304         }
 305
 306         return 0;
 307
 308 }
 309
 310 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 311 {
 312         struct list_head *pos;
 313         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 314         struct pwr_ctr *pwr_ctr;
 315         if (list_empty(&dev_drv->pwrlist_head))
 316                 return 0;
 317         list_for_each(pos, &dev_drv->pwrlist_head) {
 318                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 319                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 320                 if (pwr_ctr->type == GPIO) {
 321                         gpio_direction_output(pwr_ctr->gpio,pwr_ctr->atv_val);
 322                         mdelay(pwr_ctr->delay);
 323                 }
 324         }
 325
 326         return 0;
 327 }
 328
 329 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 330 {
 331         struct list_head *pos;
 332         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 333         struct pwr_ctr *pwr_ctr;
 334         if (list_empty(&dev_drv->pwrlist_head))
 335                 return 0;
 336         list_for_each(pos, &dev_drv->pwrlist_head) {
 337                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 338                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 339                 if (pwr_ctr->type == GPIO) {
 340                         gpio_set_value(pwr_ctr->gpio,!pwr_ctr->atv_val);
 341                 }
 342         }
 343         return 0;
 344 }
 345
 346 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 347                                 struct rk_screen *screen)
 348 {
 349         screen->mode.pixclock = dt->pixelclock.typ;
 350         screen->mode.left_margin = dt->hback_porch.typ;
 351         screen->mode.right_margin = dt->hfront_porch.typ;
 352         screen->mode.xres = dt->hactive.typ;
 353         screen->mode.hsync_len = dt->hsync_len.typ;
 354         screen->mode.upper_margin = dt->vback_porch.typ;
 355         screen->mode.lower_margin = dt->vfront_porch.typ;
 356         screen->mode.yres = dt->vactive.typ;
 357         screen->mode.vsync_len = dt->vsync_len.typ;
 358         screen->type = dt->screen_type;
 359         screen->lvds_format = dt->lvds_format;
 360         screen->face = dt->face;
 361
 362         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 363                 screen->pin_dclk = 1;
 364         else
 365                 screen->pin_dclk = 0;
 366         if(dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 367                 screen->pin_hsync = 1;
 368         else
 369                 screen->pin_hsync = 0;
 370         if(dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 371                 screen->pin_vsync = 1;
 372         else
 373                 screen->pin_vsync = 0;
 374         if(dt->flags & DISPLAY_FLAGS_DE_HIGH)
 375                 screen->pin_den = 1;
 376         else
 377                 screen->pin_den = 0;
 378
 379         return 0;
 380
 381 }
 382
 383 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 384 {
 385         struct display_timings *disp_timing;
 386         struct display_timing *dt;
 387         disp_timing = of_get_display_timings(np);
 388         if (!disp_timing) {
 389                 pr_err("parse display timing err\n");
 390                 return -EINVAL;
 391         }
 392         dt = display_timings_get(disp_timing, 0);
 393         rk_fb_video_mode_from_timing(dt, screen);
 394         return 0;
 395
 396 }
 397
 398 int  rk_fb_calc_fps(struct rk_screen * screen, u32 pixclock)
 399 {
 400         int x, y;
 401         unsigned long long hz;
 402         if (!screen) {
 403                 printk(KERN_ERR "%s:null screen!\n", __func__);
 404                 return 0;
 405         }
 406         x = screen->mode.xres + screen->mode.left_margin + screen->mode.right_margin +
 407             screen->mode.hsync_len;
 408         y = screen->mode.yres + screen->mode.upper_margin + screen->mode.lower_margin +
 409             screen->mode.vsync_len;
 410
 411         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 412
 413         hz += (x * y) / 2;
 414         do_div(hz, x * y);      /* divide by x * y with rounding */
 415
 416         hz += pixclock / 2;
 417         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 418
 419         return hz;
 420 }
 421
 422 char *get_format_string(enum data_format format, char *fmt)
 423 {
 424         if (!fmt)
 425                 return NULL;
 426         switch (format) {
 427         case ARGB888:
 428                 strcpy(fmt, "ARGB888");
 429                 break;
 430         case RGB888:
 431                 strcpy(fmt, "RGB888");
 432                 break;
 433         case RGB565:
 434                 strcpy(fmt, "RGB565");
 435                 break;
 436         case YUV420:
 437                 strcpy(fmt, "YUV420");
 438                 break;
 439         case YUV422:
 440                 strcpy(fmt, "YUV422");
 441                 break;
 442         case YUV444:
 443                 strcpy(fmt, "YUV444");
 444                 break;
 445         case YUV420_A:
 446                 strcpy(fmt, "YUV420_A");
 447                 break;
 448         case YUV422_A:
 449                 strcpy(fmt, "YUV422_A");
 450                 break;
 451         case YUV444_A:
 452                 strcpy(fmt, "YUV444_A");
 453                 break;
 454         case XRGB888:
 455                 strcpy(fmt, "XRGB888");
 456                 break;
 457         case XBGR888:
 458                 strcpy(fmt, "XBGR888");
 459                 break;
 460         case ABGR888:
 461                 strcpy(fmt, "XBGR888");
 462                 break;
 463         default:
 464                 strcpy(fmt, "invalid");
 465                 break;
 466         }
 467
 468         return fmt;
 469
 470 }
 471
 472
 473
 474 /**********************************************************************
 475 this is for hdmi
 476 name: lcdc device name ,lcdc0 , lcdc1
 477 ***********************************************************************/
 478 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 479 {
 480         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
 481         int i = 0;
 482         for (i = 0; i < inf->num_lcdc; i++) {
 483                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name))
 484                         break;
 485         }
 486         return inf->lcdc_dev_drv[i];
 487
 488 }
 489
 490 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 491 {
 492         struct rk_fb *inf = NULL;
 493         struct rk_lcdc_driver *dev_drv = NULL;
 494         int i = 0;
 495
 496         if (likely(fb_pdev))
 497                 inf = platform_get_drvdata(fb_pdev);
 498         else
 499                 return NULL;
 500
 501         for (i = 0; i < inf->num_lcdc; i++) {
 502                 if (inf->lcdc_dev_drv[i]->prop ==  PRMRY) {
 503                         dev_drv = inf->lcdc_dev_drv[i];
 504                         break;
 505                 }
 506         }
 507
 508         return dev_drv;
 509 }
 510
 511
 512 int rk_fb_get_prmry_screen_ft(void)
 513 {
 514         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 515         uint32_t htotal, vtotal, pix_total, ft_us, pixclock_ns;
 516
 517         if (unlikely(!dev_drv))
 518                 return 0;
 519
 520         pixclock_ns = dev_drv->pixclock/1000;
 521
 522         htotal = (dev_drv->cur_screen->mode.upper_margin + dev_drv->cur_screen->mode.lower_margin +
 523                 dev_drv->cur_screen->mode.yres + dev_drv->cur_screen->mode.vsync_len);
 524         vtotal = (dev_drv->cur_screen->mode.left_margin + dev_drv->cur_screen->mode.right_margin +
 525                 dev_drv->cur_screen->mode.xres + dev_drv->cur_screen->mode.hsync_len);
 526         pix_total = htotal*vtotal/1000;
 527         ft_us = pix_total * pixclock_ns;
 528         return ft_us;
 529 }
 530
 531 static struct rk_lcdc_driver  *rk_get_extend_lcdc_drv(void)
 532 {
 533         struct rk_fb *inf = NULL;
 534         struct rk_lcdc_driver *dev_drv = NULL;
 535         int i = 0;
 536
 537         if (likely(fb_pdev))
 538                 inf = platform_get_drvdata(fb_pdev);
 539         else
 540                 return NULL;
 541
 542         for (i = 0; i < inf->num_lcdc; i++) {
 543                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 544                         dev_drv = inf->lcdc_dev_drv[i];
 545                         break;
 546                 }
 547         }
 548
 549         return dev_drv;
 550 }
 551
 552
 553 u32 rk_fb_get_prmry_screen_pixclock(void)
 554 {
 555         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 556         return dev_drv->pixclock;
 557 }
 558
 559 int rk_fb_poll_prmry_screen_vblank(void)
 560 {
 561         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 562         if (likely(dev_drv)) {
 563                 if (dev_drv->ops->poll_vblank)
 564                         return dev_drv->ops->poll_vblank(dev_drv);
 565                 else
 566                         return RK_LF_STATUS_NC;
 567         } else
 568                 return RK_LF_STATUS_NC;
 569 }
 570
 571 bool rk_fb_poll_wait_frame_complete(void)
 572 {
 573         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 574         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 575
 576         if (likely(dev_drv)) {
 577                 if (dev_drv->ops->set_irq_to_cpu)
 578                         dev_drv->ops->set_irq_to_cpu(dev_drv,0);
 579         }
 580
 581
 582         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC){
 583                 if (likely(dev_drv)) {
 584                         if(dev_drv->ops->set_irq_to_cpu)
 585                                 dev_drv->ops->set_irq_to_cpu(dev_drv,1);
 586                 }
 587                 return false;
 588         }
 589
 590         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR)  &&  --timeout);
 591         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC)  &&  --timeout);
 592
 593         if (likely(dev_drv)) {
 594                 if (dev_drv->ops->set_irq_to_cpu)
 595                         dev_drv->ops->set_irq_to_cpu(dev_drv,1);
 596         }
 597
 598         return true;
 599 }
 600 static int rk_fb_open(struct fb_info *info, int user)
 601 {
 602         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 603         int win_id;
 604         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 605         if (dev_drv->win[win_id]->state)
 606                 return 0;    /* if this win aready opened ,no need to reopen*/
 607         else
 608                 dev_drv->ops->open(dev_drv, win_id, 1);
 609         return 0;
 610 }
 611
 612 static int  get_extend_fb_id(struct fb_info *info)
 613 {
 614         int fb_id = 0;
 615         char *id = info->fix.id;
 616         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 617         if (!strcmp(id, "fb0"))
 618                 fb_id = 0;
 619         else if (!strcmp(id, "fb1"))
 620                 fb_id = 1;
 621         else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
 622                 fb_id = 2;
 623         return fb_id;
 624 }
 625
 626 static int rk_fb_close(struct fb_info *info, int user)
 627 {
 628         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 629         struct rk_lcdc_win *win = NULL;
 630         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 631         if (win_id >= 0) {
 632                 win = dev_drv->win[win_id];
 633                 info->fix.smem_start = win->reserved;
 634
 635                 info->var.xres = dev_drv->screen0->mode.xres;
 636                 info->var.yres = dev_drv->screen0->mode.yres;
 637                 info->var.grayscale |= (info->var.xres<<8) + (info->var.yres<<20);
 638 #if defined(CONFIG_LOGO_LINUX_BMP)
 639                 info->var.bits_per_pixel = 32;
 640 #else
 641                 info->var.bits_per_pixel = 16;
 642 #endif
 643                 info->fix.line_length  = (info->var.xres)*(info->var.bits_per_pixel>>3);
 644                 info->var.xres_virtual = info->var.xres;
 645                 info->var.yres_virtual = info->var.yres;
 646                 info->var.width =  dev_drv->screen0->width;
 647                 info->var.height = dev_drv->screen0->height;
 648                 info->var.pixclock = dev_drv->pixclock;
 649                 info->var.left_margin = dev_drv->screen0->mode.left_margin;
 650                 info->var.right_margin = dev_drv->screen0->mode.right_margin;
 651                 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
 652                 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
 653                 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 654                 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 655         }
 656
 657         return 0;
 658 }
 659
 660
 661 #if defined(CONFIG_RK29_IPP)
 662 static int get_ipp_format(int fmt)
 663 {
 664         int ipp_fmt = IPP_XRGB_8888;
 665         switch (fmt) {
 666         case HAL_PIXEL_FORMAT_RGBX_8888:
 667         case HAL_PIXEL_FORMAT_RGBA_8888:
 668         case HAL_PIXEL_FORMAT_BGRA_8888:
 669         case HAL_PIXEL_FORMAT_RGB_888:
 670                 ipp_fmt = IPP_XRGB_8888;
 671                 break;
 672         case HAL_PIXEL_FORMAT_RGB_565:
 673                 ipp_fmt = IPP_RGB_565;
 674                 break;
 675         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
 676                 ipp_fmt = IPP_Y_CBCR_H2V1;
 677                 break;
 678         case HAL_PIXEL_FORMAT_YCrCb_NV12:
 679                 ipp_fmt = IPP_Y_CBCR_H2V2;
 680                 break;
 681         case HAL_PIXEL_FORMAT_YCrCb_444:
 682                 ipp_fmt = IPP_Y_CBCR_H1V1;
 683                 break;
 684         default:
 685                 ipp_fmt = IPP_IMGTYPE_LIMIT;
 686                 break;
 687         }
 688
 689         return ipp_fmt;
 690 }
 691
 692 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
 693                                 int rotation, int fmt)
 694 {
 695         int align16 = 2;
 696         int align64 = 8;
 697
 698
 699         if (fmt == IPP_XRGB_8888) {
 700                 align16 = 1;
 701                 align64 = 2;
 702         } else if (fmt == IPP_RGB_565) {
 703                 align16 = 1;
 704                 align64 = 4;
 705         } else {
 706                 align16 = 2;
 707                 align64 = 8;
 708         }
 709         align16 -= 1;  /*for YUV, 1*/
 710         align64 -= 1;  /*for YUV, 7*/
 711
 712         if (rotation == IPP_ROT_0) {
 713                 if (fmt > IPP_RGB_565) {
 714                         if ((*dst_w & 1) != 0)
 715                                 *dst_w = *dst_w+1;
 716                         if ((*dst_h & 1) != 0)
 717                                 *dst_h = *dst_h+1;
 718                         if (*dst_vir_w < *dst_w)
 719                                 *dst_vir_w = *dst_w;
 720                 }
 721         } else {
 722
 723                 if ((*dst_w & align64) != 0)
 724                         *dst_w = (*dst_w+align64)&(~align64);
 725                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
 726                         *dst_h = *dst_h+1;
 727                 if (*dst_vir_w < *dst_w)
 728                         *dst_vir_w = *dst_w;
 729         }
 730
 731 }
 732
 733 static void fb_copy_by_ipp(struct fb_info *dst_info,
 734                 struct fb_info *src_info, int offset)
 735 {
 736         struct rk29_ipp_req ipp_req;
 737         uint32_t  rotation = 0;
 738         int dst_w, dst_h, dst_vir_w;
 739         int ipp_fmt;
 740         u8 data_format = (dst_info->var.nonstd)&0xff;
 741
 742         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
 743 #if defined(CONFIG_FB_ROTATE)
 744         int orientation = 270 - CONFIG_ROTATE_ORIENTATION;
 745         switch (orientation) {
 746         case 0:
 747                 rotation = IPP_ROT_0;
 748                 break;
 749         case 90:
 750                 rotation = IPP_ROT_90;
 751                 break;
 752         case 180:
 753                 rotation = IPP_ROT_180;
 754                 break;
 755         case 270:
 756                 rotation = IPP_ROT_270;
 757                 break;
 758         default:
 759                 rotation = IPP_ROT_270;
 760                 break;
 761
 762         }
 763 #endif
 764
 765         dst_w = dst_info->var.xres;
 766         dst_h = dst_info->var.yres;
 767         dst_vir_w = dst_info->var.xres_virtual;
 768         ipp_fmt = get_ipp_format(data_format);
 769         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
 770         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
 771         ipp_req.src0.w = src_info->var.xres;
 772         ipp_req.src0.h = src_info->var.yres;
 773         ipp_req.src_vir_w = src_info->var.xres_virtual;
 774         ipp_req.src0.fmt = ipp_fmt;
 775
 776         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
 777         ipp_req.dst0.w = dst_w;
 778         ipp_req.dst0.h = dst_h;
 779         ipp_req.dst_vir_w = dst_vir_w;
 780         ipp_req.dst0.fmt = ipp_fmt;
 781
 782
 783         ipp_req.timeout = 100;
 784         ipp_req.flag = rotation;
 785         ipp_blit_sync(&ipp_req);
 786
 787 }
 788
 789 #endif
 790
 791 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
 792 static int get_rga_format(int fmt)
 793 {
 794         int rga_fmt = 0;
 795
 796         switch (fmt)
 797         {
 798         case XBGR888:
 799                 rga_fmt = RK_FORMAT_RGBX_8888;
 800                 break;
 801         case ABGR888:
 802                 rga_fmt = RK_FORMAT_RGBA_8888;
 803                 break;
 804         case ARGB888:
 805                 rga_fmt = RK_FORMAT_BGRA_8888;
 806                 break;
 807         case RGB888:
 808                 rga_fmt = RK_FORMAT_RGB_888;
 809                 break;
 810         case RGB565:
 811                 rga_fmt = RK_FORMAT_RGB_565;
 812                 break;
 813         case YUV422:
 814                 rga_fmt = RK_FORMAT_YCbCr_422_SP;
 815                 break;
 816         case YUV420:
 817                 rga_fmt = RK_FORMAT_YCbCr_420_SP;
 818                 break;
 819         default:
 820                 rga_fmt = RK_FORMAT_RGBA_8888;
 821                 break;
 822         }
 823
 824         return rga_fmt;
 825 }
 826
 827 static void rga_win_check(struct rk_lcdc_win *dst_win, struct rk_lcdc_win *src_win)
 828 {
 829         int align32 = 4;
 830
 831         align32 -= 1;
 832         /*width and height must be aligned by 32 bit*/
 833         if ((src_win->area[0].xact & align32) != 0)
 834                 src_win->area[0].xact = (src_win->area[0].xact + align32) & (~align32);
 835         if ((src_win->area[0].yact & align32) != 0)
 836                 src_win->area[0].yact = (src_win->area[0].yact + align32) & (~align32);
 837         if (src_win->area[0].xvir < src_win->area[0].xact)
 838                 src_win->area[0].xvir = src_win->area[0].xact;
 839         if (src_win->area[0].yvir < src_win->area[0].yact)
 840                 src_win->area[0].yvir = src_win->area[0].yact;
 841
 842         if ((dst_win->area[0].xact & align32) != 0)
 843                 dst_win->area[0].xact = (dst_win->area[0].xact + align32) & (~align32);
 844         if ((dst_win->area[0].yact & align32) != 0)
 845                 dst_win->area[0].yact = (dst_win->area[0].yact + align32) & (~align32);
 846         if (dst_win->area[0].xvir < dst_win->area[0].xact)
 847                 dst_win->area[0].xvir = dst_win->area[0].xact;
 848         if (dst_win->area[0].yvir < dst_win->area[0].yact)
 849                 dst_win->area[0].yvir = dst_win->area[0].yact;
 850 }
 851
 852 static void win_copy_by_rga(struct rk_lcdc_win *dst_win, struct rk_lcdc_win *src_win)
 853 {
 854         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
 855         struct rga_req  Rga_Request;
 856         long ret = 0;
 857         //int fd = 0;
 858 #if defined(CONFIG_FB_ROTATE)
 859         int orientation = 0;
 860 #endif
 861
 862         memset(&Rga_Request, 0, sizeof(Rga_Request));
 863         rga_win_check(dst_win, src_win);
 864
 865 #if defined(CONFIG_FB_ROTATE)
 866         orientation = 270 - CONFIG_ROTATE_ORIENTATION;
 867         switch (orientation) {
 868         case 90:
 869                 Rga_Request.rotate_mode = 1;
 870                 Rga_Request.sina = 65536;
 871                 Rga_Request.cosa = 0;
 872                 Rga_Request.dst.act_w = dst_win->area[0].yact;
 873                 Rga_Request.dst.act_h = dst_win->area[0].xact;
 874                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
 875                 Rga_Request.dst.y_offset = 0;
 876                 break;
 877         case 180:
 878                 Rga_Request.rotate_mode = 1;
 879                 Rga_Request.sina = 0;
 880                 Rga_Request.cosa = -65536;
 881                 Rga_Request.dst.act_w = dst_win->area[0].xact;
 882                 Rga_Request.dst.act_h = dst_win->area[0].yact;
 883                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
 884                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
 885                 break;
 886         case 270:
 887                 Rga_Request.rotate_mode = 1;
 888                 Rga_Request.sina = -65536;
 889                 Rga_Request.cosa = 0;
 890                 Rga_Request.dst.act_w = dst_win->area[0].yact;
 891                 Rga_Request.dst.act_h = dst_win->area[0].xact;
 892                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
 893                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
 894                 break;
 895         default:
 896                 Rga_Request.rotate_mode = 0;
 897                 Rga_Request.dst.act_w = dst_win->area[0].xact;
 898                 Rga_Request.dst.act_h = dst_win->area[0].yact;
 899                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
 900                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
 901                 break;
 902         }
 903 #endif
 904
 905 #if defined(CONFIG_ROCKCHIP_RGA)
 906         Rga_Request.src.yrgb_addr =  src_win->area[0].smem_start + src_win->area[0].y_offset;
 907         Rga_Request.src.uv_addr   =  0;
 908         Rga_Request.src.v_addr    =  0;
 909
 910         dst_win->area[0].smem_start = rk_fb->fb[rk_fb->num_fb>>1]->fix.smem_start;
 911         Rga_Request.dst.yrgb_addr = dst_win->area[0].smem_start + dst_win->area[0].y_offset;
 912         Rga_Request.dst.uv_addr  = 0;
 913         Rga_Request.dst.v_addr   = 0;
 914 #elif defined(CONFIG_ROCKCHIP_RGA2)
 915 /*
 916         fd = ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
 917         Rga_Request.src.yrgb_addr = fd;
 918         fd = ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
 919         Rga_Request.dst.yrgb_addr = fd;
 920 */
 921         Rga_Request.src.yrgb_addr =  0;
 922         Rga_Request.src.uv_addr   =  src_win->area[0].smem_start + src_win->area[0].y_offset;
 923         Rga_Request.src.v_addr    =  0;
 924
 925         dst_win->area[0].smem_start = rk_fb->fb[rk_fb->num_fb>>1]->fix.smem_start;
 926         Rga_Request.dst.yrgb_addr = 0;
 927         Rga_Request.dst.uv_addr  = dst_win->area[0].smem_start + dst_win->area[0].y_offset;
 928         Rga_Request.dst.v_addr   = 0;
 929 #endif
 930
 931         Rga_Request.src.vir_w = src_win->area[0].xvir;
 932         Rga_Request.src.vir_h = src_win->area[0].yvir;
 933         Rga_Request.src.format = get_rga_format(src_win->format);
 934         Rga_Request.src.act_w = src_win->area[0].xact;
 935         Rga_Request.src.act_h = src_win->area[0].yact;
 936         Rga_Request.src.x_offset = 0;
 937         Rga_Request.src.y_offset = 0;
 938
 939         Rga_Request.dst.vir_w = dst_win->area[0].xvir;
 940         Rga_Request.dst.vir_h = dst_win->area[0].yvir;
 941         Rga_Request.dst.format = get_rga_format(dst_win->format);
 942
 943         Rga_Request.clip.xmin = 0;
 944         Rga_Request.clip.xmax = dst_win->area[0].xact - 1;
 945         Rga_Request.clip.ymin = 0;
 946         Rga_Request.clip.ymax = dst_win->area[0].yact - 1;
 947         Rga_Request.scale_mode = 0;
 948 #if defined(CONFIG_ROCKCHIP_IOMMU)
 949         Rga_Request.mmu_info.mmu_en = 1;        /* TODO Modify for use mmu*/
 950         Rga_Request.mmu_info.mmu_flag = 1;
 951 #else
 952         Rga_Request.mmu_info.mmu_en = 0;
 953         Rga_Request.mmu_info.mmu_flag = 0;
 954 #endif
 955
 956         ret = rga_ioctl_kernel(&Rga_Request);
 957 }
 958
 959 /***********************************************************************************/
 960 //This function is used for copying fb by RGA Module
 961 //RGA only support copy RGB to RGB
 962 //RGA2 support copy RGB to RGB and YUV to YUV
 963 /***********************************************************************************/
 964 static void fb_copy_by_rga(struct fb_info *dst_info, struct fb_info *src_info, int yrgb_offset)
 965 {
 966         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)src_info->par;
 967         struct rk_lcdc_driver *ext_dev_drv = (struct rk_lcdc_driver *)dst_info->par;
 968         int win_id = 0, ext_win_id;
 969         struct rk_lcdc_win *src_win, *dst_win;
 970
 971         win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
 972         src_win = dev_drv->win[win_id];
 973
 974         ext_win_id = ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
 975         dst_win = ext_dev_drv->win[ext_win_id];
 976
 977         win_copy_by_rga(dst_win, src_win);
 978 }
 979
 980 #endif
 981
 982 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
 983 static int rk_fb_rotate(struct fb_info *dst_info,
 984                                 struct fb_info *src_info, int offset)
 985 {
 986         #if defined(CONFIG_RK29_IPP)
 987                 fb_copy_by_ipp(dst_info, src_info, offset);
 988         #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
 989                 fb_copy_by_rga(dst_info, src_info, offset);
 990         #else
 991                 return -1;
 992         #endif
 993                 return 0;
 994 }
 995
 996 static int rk_fb_win_rotate(struct rk_lcdc_win *dst_win, struct rk_lcdc_win *src_win)
 997 {
 998         #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
 999                 win_copy_by_rga(dst_win, src_win);
1000         #else
1001                 return -1;
1002         #endif
1003                 return 0;
1004 }
1005 #endif
1006
1007 static int rk_fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
1008 {
1009         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1010         struct rk_lcdc_driver *dev_drv  = (struct rk_lcdc_driver *)info->par;
1011         struct fb_fix_screeninfo *fix = &info->fix;
1012         struct fb_info *extend_info = NULL;
1013         struct rk_lcdc_driver *extend_dev_drv = NULL;
1014         int win_id = 0, extend_win_id = 0;
1015         struct rk_lcdc_win *extend_win = NULL;
1016         struct rk_lcdc_win *win = NULL;
1017         struct rk_screen *screen = dev_drv->cur_screen;
1018         int fb_id = 0;
1019
1020
1021         u32 xoffset = var->xoffset;
1022         u32 yoffset = var->yoffset;
1023         u32 xvir = var->xres_virtual;
1024         /*u32 yvir = var->yres_virtual;*/
1025         /*u8 data_format = var->nonstd&0xff;*/
1026
1027         u8  pixel_width;
1028         u32 vir_width_bit;
1029         u32 stride,uv_stride;
1030         u32 stride_32bit_1;
1031         u32 stride_32bit_2;
1032         u16 uv_x_off,uv_y_off,uv_y_act;
1033         u8  is_pic_yuv=0;
1034
1035         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1036         if (win_id < 0)
1037                 return  -ENODEV;
1038         else
1039                 win = dev_drv->win[win_id];
1040
1041         if (rk_fb->disp_mode == DUAL) {
1042                 fb_id = get_extend_fb_id(info);
1043                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1044                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1045                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1046                                                 extend_info->fix.id);
1047                 extend_win = extend_dev_drv->win[extend_win_id];
1048         }
1049         pixel_width = rk_fb_pixel_width(win->format);
1050         vir_width_bit = pixel_width * xvir;
1051         if((win->format == YUV420_A)||(win->format == YUV422_A)||(win->format == YUV444_A)){
1052                 vir_width_bit = xvir * 8;
1053                 stride_32bit_1 = xvir;
1054                 stride_32bit_2 = xvir*2;
1055         }else{
1056                 vir_width_bit = pixel_width * xvir;
1057                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1058                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1059         }
1060
1061
1062         stride    = stride_32bit_1;//default rgb
1063         fix->line_length = stride;
1064
1065         switch (win->format){
1066         case YUV422:
1067         case YUV422_A:
1068                 is_pic_yuv = 1;
1069                 stride     = stride_32bit_1;
1070                 uv_stride  = stride_32bit_1>> 1 ;//
1071                 uv_x_off   = xoffset >> 1 ;//
1072                 uv_y_off   = yoffset;//0
1073                 fix->line_length = stride;
1074                 uv_y_act = win->area[0].yact>>1;
1075                 break;
1076         case YUV420://420sp
1077         case YUV420_A:
1078                 is_pic_yuv = 1;
1079                 stride     = stride_32bit_1;
1080                 uv_stride  = stride_32bit_1;
1081                 uv_x_off   = xoffset;
1082                 uv_y_off   = yoffset >> 1;
1083                 fix->line_length = stride;
1084                 uv_y_act = win->area[0].yact>>1;
1085                 break;
1086         case YUV444:
1087         case YUV444_A:
1088                 is_pic_yuv = 1;
1089                 stride     = stride_32bit_1;
1090                 uv_stride  = stride_32bit_2;
1091                 uv_x_off   = xoffset*2;
1092                 uv_y_off   = yoffset;
1093                 fix->line_length = stride<<2;
1094                 uv_y_act = win->area[0].yact;
1095                 break;
1096         default:
1097                 break;
1098         }
1099
1100         // x y mirror ,jump line
1101         if (screen->y_mirror == 1) {
1102                 if (screen->interlace == 1) {
1103                         win->area[0].y_offset = yoffset*stride*2 +
1104                                                         ((win->area[0].yact-1)*2+1)*stride +
1105                                                         xoffset*pixel_width/8;
1106                 } else {
1107                         win->area[0].y_offset = yoffset*stride +
1108                                                         (win->area[0].yact-1)*stride +
1109                                                         xoffset*pixel_width/8;
1110                 }
1111         } else {
1112                 if (screen->interlace == 1) {
1113                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
1114                 } else {
1115                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
1116                 }
1117         }
1118         if (is_pic_yuv == 1) {
1119                 if(screen->y_mirror == 1) {
1120                         if (screen->interlace == 1) {
1121                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
1122                                                                 ((uv_y_act-1)*2+1)*uv_stride +
1123                                                                 uv_x_off*pixel_width/8;
1124                         } else {
1125                                 win->area[0].c_offset = uv_y_off*uv_stride +
1126                                                                 (uv_y_act - 1)*uv_stride +
1127                                                                 uv_x_off*pixel_width/8;
1128                         }
1129                 } else {
1130                         if (screen->interlace == 1) {
1131                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
1132                         } else {
1133                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1134                         }
1135                 }
1136         }
1137
1138
1139         win->area[0].smem_start = fix->smem_start;
1140         win->area[0].cbr_start = fix->mmio_start;//fix->smem_start + xvir * yvir;
1141         win->area[0].state=1;
1142         win->area_num = 1;
1143
1144         dev_drv->ops->pan_display(dev_drv, win_id);
1145         if (rk_fb->disp_mode == DUAL) {
1146                 if (extend_win->state && (hdmi_switch_complete)) {
1147                         extend_win->area[0].y_offset = win->area[0].y_offset;
1148                 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
1149                         rk_fb_rotate(extend_info, info, win->area[0].y_offset);
1150                 #else
1151                         extend_win->area[0].smem_start = win->area[0].smem_start;
1152                         extend_win->area[0].cbr_start = win->area[0].cbr_start;
1153                 #endif
1154                         extend_dev_drv->ops->pan_display(extend_dev_drv, extend_win_id);
1155                 }
1156         }
1157
1158         #ifdef  CONFIG_FB_MIRRORING
1159         if (video_data_to_mirroring)
1160                 video_data_to_mirroring(info, NULL);
1161         #endif
1162         dev_drv->ops->cfg_done(dev_drv);
1163         return 0;
1164 }
1165
1166 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1167 {
1168         int i,j;
1169         i = list_empty(&dev_drv->update_regs_list);
1170         j = list_empty(&saved_list);
1171         return i==j?0:1;
1172
1173 }
1174
1175 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv,
1176         struct sync_fence *fence)
1177 {
1178         int err = sync_fence_wait(fence, 1000);
1179
1180         if (err >= 0)
1181                 return;
1182
1183         if (err == -ETIME)
1184                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1185
1186         if (err < 0)
1187                 printk("error waiting on fence\n");
1188 }
1189
1190 static int rk_fb_copy_from_loader(struct fb_info *info)
1191 {
1192         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1193         void *dst = info->screen_base;
1194         u32 dsp_addr[4];
1195         u32 src;
1196         u32 i;
1197         struct rk_lcdc_win *win = dev_drv->win[0];
1198         u32 size = (win->area[0].xact) * (win->area[0].yact) << 2;
1199         dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1200         src = dsp_addr[0];
1201         dev_info(info->dev, "copy fb data %d x %d  from  dst_addr:%08x\n",
1202                 win->area[0].xact, win->area[0].yact, src);
1203         for (i = 0; i < size; i += PAGE_SIZE) {
1204                 void *page = phys_to_page(i + src);
1205                 void *from_virt = kmap(page);
1206                 void *to_virt = dst + i;
1207                 memcpy(to_virt, from_virt, PAGE_SIZE);
1208         }
1209        return 0;
1210 }
1211
1212
1213 #ifdef CONFIG_ROCKCHIP_IOMMU
1214 static int g_last_addr[4];
1215 int g_last_timeout;
1216 u32 freed_addr[10];
1217 u32 freed_index;
1218
1219 #define DUMP_CHUNK 256
1220 char buf[PAGE_SIZE];
1221
1222 int rk_fb_sysmmu_fault_handler(struct device *dev,
1223                 enum rk_sysmmu_inttype itype, unsigned long pgtable_base,
1224                 unsigned long fault_addr,unsigned int status)
1225 {
1226         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1227         int i = 0;
1228         static int page_fault_cnt;
1229         if ((page_fault_cnt++) >= 10)
1230                 return 0;
1231         pr_err("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1232                         fault_addr, pgtable_base,status);
1233         printk("last config addr:\n"
1234                 "win0:0x%08x\n"
1235                 "win1:0x%08x\n"
1236                 "win2:0x%08x\n"
1237                 "win3:0x%08x\n",
1238                 g_last_addr[0],
1239                 g_last_addr[1],
1240                 g_last_addr[2],
1241                 g_last_addr[3]);
1242         printk("last freed buffer:\n");
1243         for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1244                 printk("%d:0x%08x\n",i, freed_addr[i]);
1245         printk("last timeout:%d\n", g_last_timeout);
1246         dev_drv->ops->get_disp_info(dev_drv, buf,0) ;
1247         for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1248                 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1249                         char c = buf[i + DUMP_CHUNK];
1250                         buf[i + DUMP_CHUNK] = 0;
1251                         pr_cont("%s", buf + i);
1252                         buf[i + DUMP_CHUNK] = c;
1253                 } else {
1254                         buf[PAGE_SIZE -1] = 0;
1255                         pr_cont("%s", buf + i);
1256                 }
1257         }
1258
1259         return 0;
1260 }
1261 #endif
1262
1263
1264 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,struct rk_fb_reg_win_data *reg_win_data)
1265 {
1266         int i,index_buf;
1267         struct rk_fb_reg_area_data *area_data;
1268         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1269
1270         for(i=0;i<reg_win_data->area_num;i++){
1271                 area_data = &reg_win_data->reg_area_data[i];
1272                 index_buf = area_data->index_buf;
1273 #if defined(CONFIG_ROCKCHIP_IOMMU)
1274                 if (dev_drv->iommu_enabled) {
1275                         ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1276                                                 area_data->ion_handle);
1277                         freed_addr[freed_index++] = area_data->smem_start;
1278                 }
1279 #endif
1280                 if(area_data->ion_handle != NULL)
1281                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1282         }
1283         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1284 }
1285
1286 static void rk_fb_update_driver(struct rk_lcdc_win *win,struct rk_fb_reg_win_data *reg_win_data)
1287 {
1288         int i=0;
1289         //struct rk_lcdc_win *win;
1290         //win = dev_drv->win[reg_win_data->win_id];
1291         win->area_num = reg_win_data->area_num;
1292         win->format = reg_win_data->data_format;
1293         win->id = reg_win_data->win_id;
1294         win->z_order = reg_win_data->z_order;
1295
1296         #if 0
1297         for(i=0;i<win->area_num;i++)
1298         {
1299                 printk("i=%d:area[%d]=%x,reg_area_data[%d]=%x,mem_start=%x\n",
1300                         i,i,&win->area[i],i,&reg_win_data->reg_area_data[i],reg_win_data->reg_area_data[i].smem_start);
1301
1302                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1303                 win->area[i].cbr_start  = reg_win_data->reg_area_data[i].cbr_start;
1304                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1305                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1306                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1307                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1308                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1309                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1310                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1311                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1312                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1313                 win->area[i].c_offset      = reg_win_data->reg_area_data[i].c_offset;
1314                 win->area[i].state = 1;
1315         }
1316         #else
1317         if(reg_win_data->reg_area_data[0].smem_start > 0){
1318                 win->state = 1;
1319                 win->area_num = reg_win_data->area_num;
1320                 win->format = reg_win_data->data_format;
1321                 win->id = reg_win_data->win_id;
1322                 win->z_order = reg_win_data->z_order;
1323                 win->area[0].uv_vir_stride = reg_win_data->reg_area_data[0].uv_vir_stride;
1324         #if !defined(RK_FB_ROTATE) && defined(CONFIG_THREE_FB_BUFFER)   /* TODO Mofidy if HDMI info is change to hwc */
1325                 win->area[0].cbr_start = reg_win_data->reg_area_data[0].cbr_start;
1326         #endif
1327                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1328                 win->alpha_en = reg_win_data->alpha_en;
1329                 win->alpha_mode = reg_win_data->alpha_mode;
1330                 win->g_alpha_val = reg_win_data->g_alpha_val;
1331                 for(i=0;i<RK_WIN_MAX_AREA;i++)
1332                 {
1333                         if(reg_win_data->reg_area_data[i].smem_start > 0){
1334                         #if !defined(RK_FB_ROTATE) && defined(CONFIG_THREE_FB_BUFFER)
1335                                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1336                         #endif
1337                                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1338                                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1339                                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1340                                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1341                                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1342                                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1343                                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1344                                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1345                                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1346                                 win->area[i].y_vir_stride  = reg_win_data->reg_area_data[i].y_vir_stride;
1347                                 win->area[i].state = 1;
1348                         }else{
1349                                 win->area[i].state = 0;
1350                         }
1351                 }
1352         }else{
1353                 //win->state = 0;
1354                 //win->z_order = -1;
1355         }
1356         #endif
1357
1358 }
1359
1360 static struct rk_fb_reg_win_data *rk_fb_get_win_data(
1361                                 struct rk_fb_reg_data *regs, int win_id)
1362 {
1363         int i;
1364         struct rk_fb_reg_win_data *win_data = NULL;
1365         for (i = 0; i < regs->win_num; i++) {
1366                 if (regs->reg_win_data[i].win_id == win_id) {
1367                         win_data = &(regs->reg_win_data[i]);
1368                         break;
1369                 }
1370         }
1371
1372         return win_data;
1373 }
1374 static void rk_fb_update_reg(struct rk_lcdc_driver * dev_drv,struct rk_fb_reg_data *regs)
1375 {
1376         int i,j;
1377         struct rk_lcdc_win *win;
1378         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1379         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1380         struct rk_lcdc_driver *ext_dev_drv;
1381         struct rk_lcdc_win *ext_win;
1382         struct rk_fb_reg_win_data *win_data;
1383         struct rk_fb_reg_win_data *last_win_data;
1384         bool wait_for_vsync;
1385         int count = 100;
1386         unsigned int dsp_addr[4];
1387         long timeout;
1388         for (i=0; i<dev_drv->lcdc_win_num; i++){
1389                 win = dev_drv->win[i];
1390                 win_data = rk_fb_get_win_data(regs, i);
1391                 if(win_data){
1392                         rk_fb_update_driver(win, win_data);
1393                         win->state = 1;
1394                         dev_drv->ops->set_par(dev_drv,i);
1395                         dev_drv->ops->pan_display(dev_drv,i);
1396 #if defined(CONFIG_ROCKCHIP_IOMMU)
1397                         if (dev_drv->iommu_enabled) {
1398                                 g_last_addr[i] = win_data->reg_area_data[0].smem_start +
1399                                                         win_data->reg_area_data[0].y_offset;
1400                         }
1401 #endif
1402                 }else{
1403                         win->z_order = -1;
1404                         win->state = 0;
1405                 }
1406         }
1407         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1408
1409         if ((rk_fb->disp_mode == DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)
1410                                                         && hdmi_switch_complete) {
1411                 for (i = 0; i < rk_fb->num_lcdc; i++) {
1412                         if(rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
1413                                 ext_dev_drv = rk_fb->lcdc_dev_drv[i];
1414                                 break;
1415                         }
1416                 }
1417                 if (i == rk_fb->num_lcdc) {
1418                         printk(KERN_ERR "hdmi lcdc driver not found!\n");
1419                         goto ext_win_exit;
1420                 }
1421
1422                 //hdmi just need set win0 only(win0 have only one area),other win is disable
1423                 win = dev_drv->win[0];
1424                 ext_win = ext_dev_drv->win[0];
1425                 for (j = 0;j < regs->win_num; j++) {
1426                         if(0 == regs->reg_win_data[j].win_id)
1427                                 break;
1428                 }
1429                 if (j < regs->win_num){
1430                         rk_fb_update_driver(ext_win, &regs->reg_win_data[j]);
1431                         if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1432                                 ext_win->area[0].xsize = (ext_dev_drv->cur_screen->xsize * win->area[0].xsize) / dev_drv->cur_screen->mode.xres;
1433                                 ext_win->area[0].ysize = (ext_dev_drv->cur_screen->ysize * win->area[0].ysize) / dev_drv->cur_screen->mode.yres;
1434                                 ext_win->area[0].xpos = ((ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1)
1435                                                                 + ext_dev_drv->cur_screen->xsize * win->area[0].xpos / dev_drv->cur_screen->mode.xres;
1436                                 ext_win->area[0].ypos = ((ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1)
1437                                                                 + ext_dev_drv->cur_screen->ysize * win->area[0].ypos / dev_drv->cur_screen->mode.yres;
1438                         }
1439                         else {
1440                                 ext_win->area[0].xpos = (ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1;
1441                                 ext_win->area[0].ypos = (ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1;
1442                                 ext_win->area[0].xsize = ext_dev_drv->cur_screen->xsize;
1443                                 ext_win->area[0].ysize = ext_dev_drv->cur_screen->ysize;
1444                         }
1445                         ext_win->alpha_en = 0;  //hdmi only one win so disable alpha
1446                         ext_win->state = 1;
1447                 }
1448                 else {
1449                         ext_win->state = 0;
1450                 }
1451
1452                 if (ext_win->area[0].xact < ext_win->area[0].yact) {
1453                         ext_win->area[0].xact = win->area[0].yact;
1454                         ext_win->area[0].yact = win->area[0].xact;
1455                         ext_win->area[0].xvir = win->area[0].yact;
1456                 }
1457
1458         #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
1459                 rk_fb_win_rotate(ext_win, win);
1460         #endif
1461                 ext_dev_drv->ops->set_par(ext_dev_drv, 0);
1462                 ext_dev_drv->ops->pan_display(ext_dev_drv, 0);
1463                 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1464         }
1465 ext_win_exit:
1466         dev_drv->ops->cfg_done(dev_drv);
1467
1468 #if 0
1469         for(i=0;i<2;i++){
1470                 printk("win[%d]:drv_win_state=%d\n",i,dev_drv->win[i]->state);
1471                 for(j=0;j<4;j++){
1472                         printk("area[%d]:state=%d,mem_addr=%x\n",
1473                                 i,dev_drv->win[i]->area[j].state,dev_drv->win[i]->area[j].smem_start);
1474                 }
1475         }
1476 #endif
1477         do {
1478                 timestamp = dev_drv->vsync_info.timestamp;
1479                 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1480                                 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,msecs_to_jiffies(25));
1481                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1482                 wait_for_vsync = false;
1483                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1484                         if(dev_drv->win[i]->state == 1){
1485                                 u32 new_start = dev_drv->win[i]->area[0].smem_start +
1486                                                 dev_drv->win[i]->area[0].y_offset;
1487                                 u32 reg_start = dsp_addr[i];
1488                                 /*for (j = 0; j < 4; j++) {
1489                                         if ( g_reg_win_data[j].win_id == i) {
1490                                                 last_win_data = &g_reg_win_data[j];
1491                                                 break;
1492                                         }
1493                                 }
1494                                 if ( (j <4 ) && (last_win_data->reg_area_data[0].smem_start == new_start))
1495                                         printk(KERN_WARNING "waring: mapped two same virtual addrs! win%d---%08x\n",
1496                                         i, new_start);
1497                                 */
1498                                 if (unlikely(new_start != reg_start)) {
1499                                         wait_for_vsync = true;
1500                                         printk(KERN_INFO "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1501                                                 i, new_start, reg_start, 101 - count);
1502                                         break;
1503                                 }
1504                         }
1505                 }
1506         } while (wait_for_vsync && count--);
1507 #ifdef H_USE_FENCE
1508         sw_sync_timeline_inc(dev_drv->timeline, 1);
1509 #endif
1510         if(!g_first_buf){
1511 #if defined(CONFIG_ROCKCHIP_IOMMU)
1512                 if (dev_drv->iommu_enabled) {
1513                         freed_index = 0;
1514                         g_last_timeout = timeout;
1515                 }
1516 #endif
1517                 for(i=0;i< g_last_win_num;i++){
1518                         rk_fb_free_dma_buf(dev_drv,&g_reg_win_data[i]);
1519                 }
1520 #if defined(CONFIG_ROCKCHIP_IOMMU)
1521                 if (dev_drv->iommu_enabled)
1522                         freed_addr[freed_index] = 0xfefefefe;
1523 #endif
1524         }
1525         for(i=0;i<regs->win_num;i++){
1526                 memcpy(&g_reg_win_data[i], &(regs->reg_win_data[i]), sizeof(struct rk_fb_reg_win_data));
1527         }
1528         g_last_win_num = regs->win_num;
1529         g_first_buf = 0;
1530
1531         if (dev_drv->wait_fs == 1)
1532                 kfree(regs);
1533 }
1534
1535 static void rk_fb_update_regs_handler(struct kthread_work *work)
1536 {
1537         struct rk_lcdc_driver * dev_drv =
1538                         container_of(work, struct rk_lcdc_driver, update_regs_work);
1539         struct rk_fb_reg_data *data, *next;
1540         //struct list_head saved_list;
1541         mutex_lock(&dev_drv->update_regs_list_lock);
1542         saved_list = dev_drv->update_regs_list;
1543         list_replace_init(&dev_drv->update_regs_list, &saved_list);
1544         mutex_unlock(&dev_drv->update_regs_list_lock);
1545
1546         list_for_each_entry_safe(data, next, &saved_list, list) {
1547                 rk_fb_update_reg(dev_drv,data);
1548                 list_del(&data->list);
1549                 kfree(data);
1550         }
1551 }
1552 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,struct rk_screen *screen)
1553 {
1554         if ((area_par->x_offset+area_par->xact > area_par->xvir) ||
1555                 (area_par->xact <= 0) || (area_par->yact <= 0) ||
1556                 (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1557                 pr_err("check config var fail 0:\n"
1558                         "x_offset=%d,xact=%d,xvir=%d\n",
1559                         area_par->x_offset,
1560                         area_par->xact,
1561                         area_par->xvir);
1562                 return -EINVAL;
1563         }
1564
1565         if ((area_par->xpos+area_par->xsize > screen->mode.xres) ||
1566                 (area_par->ypos+area_par->ysize > screen->mode.yres) ||
1567                 (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1568                 pr_err("check config var fail 1:\n"
1569                         "xpos=%d,xsize=%d,xres=%d\n"
1570                         "ypos=%d,ysize=%d,yres=%d\n",
1571                         area_par->xpos,
1572                         area_par->xsize,
1573                         screen->mode.xres,
1574                         area_par->ypos,
1575                         area_par->ysize,
1576                         screen->mode.yres
1577                         );
1578                 return -EINVAL;
1579         }
1580         return 0;
1581 }
1582
1583 static int rk_fb_set_win_buffer(struct fb_info *info,
1584         struct rk_fb_win_par *win_par,struct rk_fb_reg_win_data *reg_win_data)
1585 {
1586         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1587         //struct fb_var_screeninfo *var = &info->var;
1588         struct fb_fix_screeninfo *fix = &info->fix;
1589         struct rk_lcdc_driver * dev_drv = (struct rk_lcdc_driver * )info->par;
1590         struct rk_screen *screen = dev_drv->cur_screen;
1591         struct fb_info *fbi = rk_fb->fb[0];
1592         int i,ion_fd,acq_fence_fd;
1593         u32 xvir,yvir;
1594         u32 xoffset,yoffset;
1595
1596         struct ion_handle *hdl;
1597         size_t len;
1598         int index_buf;
1599         u8  fb_data_fmt;
1600         u8  pixel_width;
1601         u32 vir_width_bit;
1602         u32 stride,uv_stride;
1603         u32 stride_32bit_1;
1604         u32 stride_32bit_2;
1605         u16 uv_x_off,uv_y_off,uv_y_act;
1606         u8  is_pic_yuv=0;
1607         u8  ppixel_a=0,global_a=0;
1608         ion_phys_addr_t phy_addr;
1609         reg_win_data->reg_area_data[0].smem_start = -1;
1610         reg_win_data->area_num = 0;
1611         fbi = rk_fb->fb[reg_win_data->win_id];
1612         if(win_par->area_par[0].phy_addr == 0){
1613                 for(i=0;i<RK_WIN_MAX_AREA;i++){
1614                         ion_fd = win_par->area_par[i].ion_fd;
1615                         if(ion_fd > 0){
1616                                 hdl = ion_import_dma_buf(rk_fb->ion_client, ion_fd);
1617                                 if (IS_ERR(hdl)) {
1618                                         pr_info("%s: Could not import handle: %d\n",
1619                                                 __func__, (int)hdl);
1620                                         /*return -EINVAL;*/
1621                                         break;
1622                                 }
1623                                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client,hdl);
1624                                 reg_win_data->area_num++;
1625                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
1626                                 #ifndef CONFIG_ROCKCHIP_IOMMU
1627                                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1628                                 #else
1629                                         if (dev_drv->iommu_enabled)
1630                                                 ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
1631                                                         (unsigned long *)&phy_addr, (unsigned long *)&len);
1632                                         else
1633                                                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1634                                 #endif
1635                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1636                                 reg_win_data->area_buf_num++;
1637                                 reg_win_data->reg_area_data[i].index_buf = 1;
1638                         }
1639                         #if 0
1640                         printk("i=%d,ion_fd=%d,addr=0x%x,area_num=%d,area_buf_num=%d\n",
1641                                 i,ion_fd,reg_win_data->reg_area_data[i].smem_start,
1642                                 reg_win_data->area_num,reg_win_data->area_buf_num);
1643                         #endif
1644                 }
1645         }else{
1646                 reg_win_data->reg_area_data[0].smem_start =
1647                 win_par->area_par[0].phy_addr;
1648                 reg_win_data->area_num = 1;
1649                 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
1650         }
1651
1652         if(reg_win_data->area_num == 0){
1653                 return 0;
1654         }
1655
1656         for(i=0;i<reg_win_data->area_num;i++){
1657                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1658                 index_buf = reg_win_data->reg_area_data[i].index_buf;
1659                 if((acq_fence_fd > 0)&&(index_buf == 1)){
1660                         reg_win_data->reg_area_data[i].acq_fence =
1661                                 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1662                 }
1663         }
1664         fb_data_fmt = rk_fb_data_fmt(win_par->data_format,0);
1665         reg_win_data->data_format = fb_data_fmt;
1666         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1667
1668         ppixel_a = ((fb_data_fmt == ARGB888)||(fb_data_fmt == ABGR888)) ? 1:0;
1669         global_a = (win_par->g_alpha_val == 0) ? 0:1;
1670         reg_win_data->alpha_en = ppixel_a | global_a;
1671         reg_win_data->g_alpha_val = win_par->g_alpha_val;
1672         reg_win_data->alpha_mode = win_par->alpha_mode;
1673         if(reg_win_data->reg_area_data[0].smem_start > 0){
1674                 reg_win_data->z_order = win_par->z_order;
1675                 reg_win_data->win_id  = win_par->win_id;
1676         }else{
1677                 reg_win_data->z_order = -1;
1678                 reg_win_data->win_id  = -1;
1679         }
1680         for(i=0;i<reg_win_data->area_num;i++){
1681                 rk_fb_check_config_var(&win_par->area_par[i],screen);
1682                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;//visiable pos in panel
1683                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1684
1685                 reg_win_data->reg_area_data[i].xsize= win_par->area_par[i].xsize;//realy size in panel
1686                 reg_win_data->reg_area_data[i].ysize= win_par->area_par[i].ysize;
1687
1688                 reg_win_data->reg_area_data[i].xact= win_par->area_par[i].xact;//realy size in panel
1689                 reg_win_data->reg_area_data[i].yact= win_par->area_par[i].yact;
1690
1691                 xoffset = win_par->area_par[i].x_offset;//buf offset
1692                 yoffset = win_par->area_par[i].y_offset;
1693                 xvir = win_par->area_par[i].xvir;
1694                 reg_win_data->reg_area_data[i].xvir = xvir;
1695                 yvir = win_par->area_par[i].yvir;
1696                 reg_win_data->reg_area_data[i].yvir = yvir;
1697                 #if 0
1698                 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",
1699                 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,
1700                 reg_win_data->reg_area_data[i].xact,reg_win_data->reg_area_data[i].yact,xoffset,yoffset,xvir,yvir);
1701                 #endif
1702
1703                 vir_width_bit = pixel_width * xvir;
1704                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1705                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1706
1707                 stride    = stride_32bit_1;//default rgb
1708                 fix->line_length = stride;
1709                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1710                 // x y mirror ,jump line
1711                 //reg_win_data->reg_area_data[i].y_offset = yoffset*stride+xoffset*pixel_width/8;
1712                 if (screen->y_mirror == 1) {
1713                         if (screen->interlace == 1) {
1714                                 reg_win_data->reg_area_data[i].y_offset =
1715                                         yoffset*stride*2 +
1716                                         ((reg_win_data->reg_area_data[i].yact-1)*2+1)*stride +
1717                                         xoffset*pixel_width/8;
1718                         } else {
1719                                 reg_win_data->reg_area_data[i].y_offset =
1720                                         yoffset*stride +
1721                                         (reg_win_data->reg_area_data[i].yact-1)*stride +
1722                                         xoffset*pixel_width/8;
1723                         }
1724                 } else {
1725                         if (screen->interlace == 1) {
1726                                 reg_win_data->reg_area_data[i].y_offset =
1727                                         yoffset*stride*2 + xoffset*pixel_width/8;
1728                         } else {
1729                                 reg_win_data->reg_area_data[i].y_offset =
1730                                         yoffset*stride + xoffset*pixel_width/8;
1731                         }
1732                 }
1733
1734         }
1735         switch (fb_data_fmt) {
1736         case YUV422:
1737         case YUV422_A:
1738                 is_pic_yuv = 1;
1739                 stride     = stride_32bit_1;
1740                 uv_stride  = stride_32bit_1>> 1 ;//
1741                 uv_x_off   = xoffset >> 1 ;//
1742                 uv_y_off   = yoffset;//0
1743                 fix->line_length = stride;
1744                 uv_y_act = win_par->area_par[0].yact>>1;
1745                 break;
1746         case YUV420://420sp
1747         case YUV420_A:
1748                 is_pic_yuv = 1;
1749                 stride     = stride_32bit_1;
1750                 uv_stride  = stride_32bit_1;
1751                 uv_x_off   = xoffset;
1752                 uv_y_off   = yoffset >> 1;
1753                 fix->line_length = stride;
1754                 uv_y_act = win_par->area_par[0].yact>>1;
1755                 break;
1756         case YUV444:
1757         case YUV444_A:
1758                 is_pic_yuv = 1;
1759                 stride     = stride_32bit_1;
1760                 uv_stride  = stride_32bit_2;
1761                 uv_x_off   = xoffset*2;
1762                 uv_y_off   = yoffset;
1763                 fix->line_length = stride<<2;
1764                 uv_y_act = win_par->area_par[0].yact;
1765                 break;
1766         default:
1767                 break;
1768         }
1769         if(is_pic_yuv == 1){
1770                 reg_win_data->reg_area_data[0].cbr_start =
1771                         reg_win_data->reg_area_data[0].smem_start + xvir*yvir;
1772                 reg_win_data->reg_area_data[0].uv_vir_stride =
1773                         uv_stride >> 2;
1774                 if(screen->y_mirror == 1){
1775                         if(screen->interlace == 1){
1776                                 reg_win_data->reg_area_data[0].c_offset =
1777                                                 uv_y_off*uv_stride*2 +
1778                                                 ((uv_y_act-1)*2+1)*uv_stride +
1779                                                 uv_x_off*pixel_width/8;
1780                         }else{
1781                                 reg_win_data->reg_area_data[0].c_offset =
1782                                                 uv_y_off*uv_stride +
1783                                                 (uv_y_act - 1)*uv_stride +
1784                                                 uv_x_off*pixel_width/8;
1785                         }
1786                 }else{
1787                         if(screen->interlace == 1){
1788                                 reg_win_data->reg_area_data[0].c_offset =
1789                                         uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
1790                         }else{
1791                                 reg_win_data->reg_area_data[0].c_offset =
1792                                         uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1793                         }
1794                 }
1795         }
1796         return 0;
1797 }
1798
1799 static int rk_fb_set_win_config(struct fb_info *info,
1800                 struct rk_fb_win_cfg_data *win_data)
1801 {
1802         //struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1803         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1804         struct rk_fb_reg_data *regs;
1805         struct rk_fb_reg_win_data *reg_win_data;
1806 #ifdef H_USE_FENCE
1807         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
1808         struct sync_fence *retire_fence;
1809         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
1810         struct sync_pt *retire_sync_pt;
1811         char fence_name[20];
1812 #endif
1813         int ret,i,j=0;
1814
1815         //mutex_lock(&dev_drv->output_lock);
1816         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
1817         if (!regs) {
1818                 printk("could not allocate rk_fb_reg_data\n");
1819                 ret = -ENOMEM;
1820                 return ret;
1821         }
1822
1823         /*regs->post_cfg.xpos = win_data->post_cfg.xpos;
1824         regs->post_cfg.ypos = win_data->post_cfg.ypos;
1825         regs->post_cfg.xsize = win_data->post_cfg.xsize;
1826         regs->post_cfg.ysize = win_data->post_cfg.xsize;*/
1827
1828         for (i=0; i<dev_drv->lcdc_win_num; i++) {
1829                 if(win_data->win_par[i].win_id < dev_drv->lcdc_win_num){
1830                         rk_fb_set_win_buffer(info,&win_data->win_par[i],&regs->reg_win_data[j]);
1831                         if(regs->reg_win_data[j].area_num > 0){
1832                                 regs->win_num++;
1833                                 regs->buf_num += regs->reg_win_data[j].area_buf_num;
1834                         }
1835                         j++;
1836                 }else{
1837                         printk("error:win_id bigger than lcdc_win_num\n");
1838                         printk("i=%d,win_id=%d\n",i,win_data->win_par[i].win_id);
1839                 }
1840         }
1841         for(i=0; i<regs->win_num; i++){
1842                 reg_win_data = &regs->reg_win_data[i];
1843                 for(j=0;j<RK_WIN_MAX_AREA;j++){
1844                         if(reg_win_data->reg_area_data[j].acq_fence){
1845                                 printk("acq_fence wait!!!!!\n");
1846                                 rk_fd_fence_wait(dev_drv,
1847                                 reg_win_data->reg_area_data[j].acq_fence);
1848                         }
1849                 }
1850         }
1851
1852         mutex_lock(&dev_drv->output_lock);
1853         if(!(dev_drv->suspend_flag == 0)){
1854                 rk_fb_update_reg(dev_drv,regs);
1855                 printk("suspend_flag = 1\n");
1856                 goto err;
1857         }
1858         mutex_lock(&dev_drv->update_regs_list_lock);
1859         dev_drv->timeline_max++;
1860 #ifdef H_USE_FENCE
1861         for(i=0;i<RK_MAX_BUF_NUM;i++){
1862                 if(i<regs->buf_num){
1863                         sprintf(fence_name,"fence%d",i);
1864                         win_data->rel_fence_fd[i] =  get_unused_fd();
1865                         if (win_data->rel_fence_fd[i] < 0){
1866                                 printk("rel_fence_fd=%d\n",win_data->rel_fence_fd[i]);
1867                                 return -EFAULT;
1868                         }
1869                         release_sync_pt[i] = sw_sync_pt_create(dev_drv->timeline,
1870                                 dev_drv->timeline_max);
1871                         release_fence[i] = sync_fence_create(fence_name, release_sync_pt[i]);
1872                         sync_fence_install(release_fence[i], win_data->rel_fence_fd[i]);
1873                 }else{
1874                         win_data->rel_fence_fd[i] = -1;
1875                 }
1876         }
1877
1878         win_data->ret_fence_fd =  get_unused_fd();
1879         if (win_data->ret_fence_fd < 0){
1880                 printk("ret_fence_fd=%d\n",win_data->ret_fence_fd);
1881                 return -EFAULT;
1882         }
1883         retire_sync_pt = sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
1884         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
1885         sync_fence_install(retire_fence, win_data->ret_fence_fd);
1886 #else
1887         for(i=0;i<RK_MAX_BUF_NUM;i++){
1888                 win_data->rel_fence_fd[i] = -1;
1889         }
1890         win_data->ret_fence_fd = -1;
1891 #endif
1892         if(dev_drv->wait_fs == 0){
1893                 list_add_tail(&regs->list,&dev_drv->update_regs_list);
1894                 mutex_unlock(&dev_drv->update_regs_list_lock);
1895                 queue_kthread_work(&dev_drv->update_regs_worker,
1896                                 &dev_drv->update_regs_work);
1897         }else{
1898                 mutex_unlock(&dev_drv->update_regs_list_lock);
1899                 rk_fb_update_reg(dev_drv,regs);
1900         }
1901
1902 err:
1903         mutex_unlock(&dev_drv->output_lock);
1904         return ret;
1905 }
1906
1907 #if 1
1908 static int cfgdone_distlist[10] = {0};
1909 static int cfgdone_index = 0;
1910 static int cfgdone_lasttime = 0;
1911
1912 int rk_get_real_fps(int before)
1913 {
1914     if(before > 100)      before = 100;
1915     if(before < 0)        before = 0;
1916
1917     struct timespec now;
1918     getnstimeofday(&now);
1919     int dist_curr = (now.tv_sec * 1000000 + now.tv_nsec/1000) - cfgdone_lasttime;
1920     int dist_total = 0;
1921     int dist_count = 0;
1922     int dist_first = 0;
1923
1924     int index = cfgdone_index;
1925     int i = 0, fps = 0;
1926     int total = dist_curr;
1927
1928     /*
1929         printk("fps: ");
1930         */
1931     for(i=0; i<10; i++) {
1932         if(--index < 0)   index = 9;
1933         total += cfgdone_distlist[index];
1934         if(i==0)    dist_first = cfgdone_distlist[index];
1935         if(total < (before*1000)) {
1936             /*
1937                 printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
1938                 */
1939             dist_total += cfgdone_distlist[index];
1940             dist_count ++;
1941         } else {
1942             break;
1943         }
1944     }
1945
1946     /*
1947         printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
1948         */
1949     dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
1950     dist_total += dist_curr;
1951     dist_count ++;
1952
1953     if(dist_total > 0)
1954         fps = (1000000 * dist_count) / dist_total;
1955     else
1956         fps = 60;
1957
1958     /*
1959         printk("curr2 %d, fps=%d\n", dist_curr, fps);
1960         */
1961     return fps;
1962 }
1963 EXPORT_SYMBOL(rk_get_real_fps);
1964
1965 #endif
1966
1967 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
1968 {
1969         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1970         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1971         struct fb_fix_screeninfo *fix = &info->fix;
1972         int fb_id = 0, extend_win_id = 0;
1973         struct fb_info *extend_info = NULL;
1974         struct rk_lcdc_driver *extend_dev_drv = NULL;
1975         struct rk_lcdc_win *extend_win = NULL;
1976         struct rk_lcdc_win *win;
1977         int enable; /* enable fb:1 enable;0 disable*/
1978         int ovl;   /*overlay:0 win1 on the top of win0;1,win0 on the top of win1*/
1979         int num_buf; /*buffer_number*/
1980         int ret;
1981         struct rk_fb_win_cfg_data win_data;
1982         unsigned int dsp_addr[4];
1983         int list_stat;
1984
1985         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1986
1987         void __user *argp = (void __user *)arg;
1988         win = dev_drv->win[win_id];
1989         if (rk_fb->disp_mode == DUAL) {
1990                 fb_id = get_extend_fb_id(info);
1991                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1992                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1993                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1994                                                 extend_info->fix.id);
1995                 extend_win = extend_dev_drv->win[extend_win_id];
1996         }
1997
1998         switch (cmd) {
1999         case RK_FBIOSET_YUV_ADDR:
2000         {
2001                 u32 yuv_phy[2];
2002                 if (copy_from_user(yuv_phy, argp, 8))
2003                         return -EFAULT;
2004                 fix->smem_start = yuv_phy[0];
2005                 fix->mmio_start = yuv_phy[1];
2006                 break;
2007         }
2008         case RK_FBIOSET_ENABLE:
2009                 if (copy_from_user(&enable, argp, sizeof(enable)))
2010                         return -EFAULT;
2011                 dev_drv->ops->open(dev_drv, win_id, enable);
2012                 break;
2013         case RK_FBIOGET_ENABLE:
2014                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
2015                 if (copy_to_user(argp, &enable, sizeof(enable)))
2016                         return -EFAULT;
2017                 break;
2018         case RK_FBIOSET_OVERLAY_STATE:
2019                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2020                         return -EFAULT;
2021                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2022                 break;
2023         case RK_FBIOGET_OVERLAY_STATE:
2024                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2025                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2026                         return -EFAULT;
2027                 break;
2028         case RK_FBIOPUT_NUM_BUFFERS:
2029                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2030                         return -EFAULT;
2031                 dev_drv->num_buf = num_buf;
2032                 break;
2033         case RK_FBIOSET_VSYNC_ENABLE:
2034                 if (copy_from_user(&enable, argp, sizeof(enable)))
2035                         return -EFAULT;
2036                 dev_drv->vsync_info.active = enable;
2037                 break;
2038
2039         case RK_FBIOGET_DSP_ADDR:
2040                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
2041                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2042                         return -EFAULT;
2043                 break;
2044         case RK_FBIOGET_LIST_STAT:
2045                 list_stat = rk_fb_get_list_stat(dev_drv);
2046                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2047                         return -EFAULT;
2048
2049                 break;
2050
2051 #if defined(CONFIG_ION_ROCKCHIP)
2052         case RK_FBIOSET_DMABUF_FD:
2053         {
2054                 int usr_fd;
2055                 struct ion_handle *hdl;
2056                 ion_phys_addr_t phy_addr;
2057                 size_t len;
2058                 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2059                         return -EFAULT;
2060                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2061                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2062                 fix->smem_start = phy_addr;
2063                 break;
2064         }
2065         case RK_FBIOGET_DMABUF_FD:
2066         {
2067                 int fd = ion_share_dma_buf_fd(rk_fb->ion_client, win->area[0].ion_hdl);
2068                 if (fd < 0) {
2069                         dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
2070                         return fd;
2071                 }
2072                 if (copy_to_user(argp, &fd, sizeof(fd)))
2073                         return -EFAULT;
2074                 break;
2075         }
2076 #endif
2077         case RK_FBIOSET_CONFIG_DONE:
2078                 {
2079             int curr = 0;
2080             struct timespec now;
2081
2082             getnstimeofday(&now);
2083             curr = now.tv_sec * 1000000 + now.tv_nsec/1000;
2084             cfgdone_distlist[cfgdone_index++] = curr - cfgdone_lasttime;
2085             /*
2086                 printk("%d ", curr - cfgdone_lasttime);
2087                 */
2088             cfgdone_lasttime = curr;
2089             if(cfgdone_index>=10)   cfgdone_index = 0;
2090                 }
2091                 if(copy_from_user(&win_data,
2092                         (struct rk_fb_win_cfg_data __user *)argp,
2093                         sizeof(win_data))){
2094                         ret = -EFAULT;
2095                         break;
2096                 };
2097
2098                 dev_drv->wait_fs = win_data.wait_fs;
2099                 rk_fb_set_win_config(info,&win_data);
2100
2101                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2102                          &win_data,
2103                         sizeof(win_data))) {
2104                         ret = -EFAULT;
2105                         break;
2106                 }
2107                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2108                 break;
2109         default:
2110                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2111                 break;
2112         }
2113
2114         return 0;
2115 }
2116
2117 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2118 {
2119         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2120         struct fb_fix_screeninfo *fix = &info->fix;
2121         int win_id;
2122 #if defined(CONFIG_RK_HDMI)
2123         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2124 #endif
2125
2126         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2127         if (win_id < 0)
2128                 return  -ENODEV;
2129 #if defined(CONFIG_RK_HDMI)
2130         if ((rk_fb->disp_mode == ONE_DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2131                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2132         } else
2133 #endif
2134         {
2135                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2136         }
2137         return 0;
2138 }
2139
2140 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2141 {
2142
2143         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2144                 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2145                 ((16 != var->bits_per_pixel) && (32 != var->bits_per_pixel))) {
2146                 dev_err(info->dev, "%s check var fail 1:\n"
2147                                 "xres_vir:%d>>yres_vir:%d\n"
2148                                 "xres:%d>>yres:%d\n"
2149                                 "bits_per_pixel:%d\n",
2150                                 info->fix.id,
2151                                 var->xres_virtual,
2152                                 var->yres_virtual,
2153                                 var->xres,
2154                                 var->yres,
2155                                 var->bits_per_pixel);
2156                 return -EINVAL;
2157         }
2158
2159         if (((var->xoffset+var->xres) > var->xres_virtual) ||
2160                 ((var->yoffset+var->yres) > (var->yres_virtual))) {
2161                 dev_err(info->dev, "%s check_var fail 2:\n"
2162                                 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2163                                 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2164                                 info->fix.id,
2165                                 var->xoffset,
2166                                 var->xres,
2167                                 var->xres_virtual,
2168                                 var->yoffset,
2169                                 var->yres,
2170                                 var->yres_virtual);
2171                 return -EINVAL;
2172         }
2173
2174         return 0;
2175 }
2176
2177 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2178                            size_t count, loff_t *ppos)
2179 {
2180         unsigned long p = *ppos;
2181         u8 *buffer, *dst;
2182         u8 __iomem *src;
2183         int c, cnt = 0, err = 0;
2184         unsigned long total_size;
2185         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2186         struct rk_lcdc_win *win = NULL;
2187         int win_id = 0;
2188
2189         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2190         if (win_id < 0)
2191                 return  -ENODEV;
2192         else
2193                 win = dev_drv->win[win_id];
2194
2195         if (win->format == RGB565)
2196                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1; /*only read the current frame buffer*/
2197         else if( win->format == YUV420) {
2198                 total_size = (win->area[0].y_vir_stride * win->area[0].yact * 6);
2199         } else
2200                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2201
2202
2203         if (p >= total_size)
2204                 return 0;
2205
2206         if (count >= total_size)
2207                 count = total_size;
2208
2209         if (count + p > total_size)
2210                 count = total_size - p;
2211
2212         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
2213                          GFP_KERNEL);
2214         if (!buffer)
2215                 return -ENOMEM;
2216
2217         src = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
2218
2219         while (count) {
2220                 c  = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2221                 dst = buffer;
2222                 fb_memcpy_fromfb(dst, src, c);
2223                 dst += c;
2224                 src += c;
2225
2226                 if (copy_to_user(buf, buffer, c)) {
2227                         err = -EFAULT;
2228                         break;
2229                 }
2230                 *ppos += c;
2231                 buf += c;
2232                 cnt += c;
2233                 count -= c;
2234         }
2235
2236         kfree(buffer);
2237
2238         return (err) ? err : cnt;
2239 }
2240
2241 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
2242                             size_t count, loff_t *ppos)
2243 {
2244         unsigned long p = *ppos;
2245         u8 *buffer, *src;
2246         u8 __iomem *dst;
2247         int c, cnt = 0, err = 0;
2248         unsigned long total_size;
2249         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2250         struct rk_lcdc_win *win = NULL;
2251         int win_id = 0;
2252
2253         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2254         if (win_id < 0)
2255                 return  -ENODEV;
2256         else
2257                 win = dev_drv->win[win_id];
2258
2259         if (win->format == RGB565)
2260                 total_size = win->area[0].xact*win->area[0].yact<<1; /*write the current frame buffer*/
2261         else
2262                 total_size = win->area[0].xact*win->area[0].yact<<2;
2263
2264         if (p > total_size)
2265                 return -EFBIG;
2266
2267         if (count > total_size) {
2268                 err = -EFBIG;
2269                 count = total_size;
2270         }
2271
2272         if (count + p > total_size) {
2273                 if (!err)
2274                         err = -ENOSPC;
2275
2276                 count = total_size - p;
2277         }
2278
2279         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
2280                          GFP_KERNEL);
2281         if (!buffer)
2282                 return -ENOMEM;
2283
2284         dst = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
2285
2286         while (count) {
2287                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2288                 src = buffer;
2289
2290                 if (copy_from_user(src, buf, c)) {
2291                         err = -EFAULT;
2292                         break;
2293                 }
2294
2295                 fb_memcpy_tofb(dst, src, c);
2296                 dst += c;
2297                 src += c;
2298                 *ppos += c;
2299                 buf += c;
2300                 cnt += c;
2301                 count -= c;
2302         }
2303
2304         kfree(buffer);
2305
2306         return (cnt) ? cnt : err;
2307
2308 }
2309
2310 static int rk_fb_set_par(struct fb_info *info)
2311 {
2312         struct fb_var_screeninfo *var = &info->var;
2313         struct fb_fix_screeninfo *fix = &info->fix;
2314         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2315         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2316         int fb_id, extend_win_id = 0;
2317         struct fb_info *extend_info = NULL;
2318         struct rk_lcdc_driver *extend_dev_drv = NULL;
2319         struct rk_lcdc_win *extend_win = NULL;
2320         struct rk_lcdc_win *win = NULL;
2321         struct rk_screen *screen = dev_drv->cur_screen;
2322         int win_id = 0;
2323         u32 cblen = 0, crlen = 0;
2324         u16 xsize = 0, ysize = 0;                 /*winx display window height/width --->LCDC_WINx_DSP_INFO*/
2325         u32 xoffset = var->xoffset;             /* offset from virtual to visible*/
2326         u32 yoffset = var->yoffset;
2327         u16 xpos = (var->nonstd>>8) & 0xfff;   /*visiable pos in panel*/
2328         u16 ypos = (var->nonstd>>20) & 0xfff;
2329         u32 xvir = var->xres_virtual;
2330         u32 yvir = var->yres_virtual;
2331         u8  data_format = var->nonstd&0xff;
2332         u8  fb_data_fmt;
2333         u8  pixel_width;
2334         u32 vir_width_bit;
2335         u32 stride,uv_stride;
2336         u32 stride_32bit_1;
2337         u32 stride_32bit_2;
2338         u16 uv_x_off,uv_y_off,uv_y_act;
2339         u8  is_pic_yuv=0;
2340
2341         var->pixclock = dev_drv->pixclock;
2342         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2343         if (win_id < 0)
2344                 return  -ENODEV;
2345         else
2346                 win = dev_drv->win[win_id];
2347         if (rk_fb->disp_mode == DUAL) {
2348                 fb_id = get_extend_fb_id(info);
2349                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
2350                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
2351                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2352                                         extend_info->fix.id);
2353                 extend_win = extend_dev_drv->win[extend_win_id];
2354         }
2355         if (var->grayscale>>8) { /*if the application has specific the horizontal and vertical display size*/
2356                 xsize = (var->grayscale>>8) & 0xfff;
2357                 ysize = (var->grayscale>>20) & 0xfff;
2358         } else  { /*ohterwise  full  screen display*/
2359                 xsize = screen->mode.xres;
2360                 ysize = screen->mode.yres;
2361         }
2362
2363 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
2364 /*save winameter set by android*/
2365 if (rk_fb->disp_mode != DUAL) {
2366         if (screen->screen_id == 0) {
2367
2368                 dev_drv->screen0->xsize = xsize;
2369                 dev_drv->screen0->ysize = ysize;
2370                 dev_drv->screen0->xpos  = xpos;
2371                 dev_drv->screen0->ypos = ypos;
2372         } else {
2373                 xsize = dev_drv->screen1->xsize;
2374                 ysize = dev_drv->screen1->ysize;
2375                 xpos = dev_drv->screen1->xpos;
2376                 ypos = dev_drv->screen1->ypos;
2377         }
2378 }
2379
2380         fb_data_fmt = rk_fb_data_fmt(data_format,var->bits_per_pixel);
2381         pixel_width = rk_fb_pixel_width(fb_data_fmt);
2382         if((fb_data_fmt == YUV420_A)||(fb_data_fmt == YUV422_A)||(fb_data_fmt == YUV444_A)){
2383                 vir_width_bit = xvir * 8;
2384                 stride_32bit_1 = xvir;
2385                 stride_32bit_2 = xvir*2;
2386         }else{
2387                 vir_width_bit = pixel_width * xvir;
2388                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2389                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2390         }
2391         stride    = stride_32bit_1;//default rgb
2392         fix->line_length = stride;
2393         switch (fb_data_fmt){
2394         case YUV422:
2395         case YUV422_A:
2396                 is_pic_yuv = 1;
2397                 stride     = stride_32bit_1;
2398                 uv_stride  = stride_32bit_1>> 1 ;//
2399                 uv_x_off   = xoffset >> 1 ;//
2400                 uv_y_off   = yoffset;//0
2401                 fix->line_length = stride;
2402                 cblen = crlen = (xvir*yvir)>>1;
2403                 uv_y_act = win->area[0].yact>>1;
2404                 break;
2405         case YUV420://420sp
2406         case YUV420_A:
2407                 is_pic_yuv = 1;
2408                 stride     = stride_32bit_1;
2409                 uv_stride  = stride_32bit_1;
2410                 uv_x_off   = xoffset;
2411                 uv_y_off   = yoffset >> 1;
2412                 fix->line_length = stride;
2413                 cblen = crlen = (xvir*yvir)>>2;
2414                 uv_y_act = win->area[0].yact>>1;
2415                 break;
2416         case YUV444:
2417         case YUV444_A:
2418                 is_pic_yuv = 1;
2419                 stride     = stride_32bit_1;
2420                 uv_stride  = stride_32bit_2;
2421                 uv_x_off   = xoffset*2;
2422                 uv_y_off   = yoffset;
2423                 fix->line_length = stride<<2;
2424                 cblen = crlen = (xvir*yvir);
2425                 uv_y_act = win->area[0].yact;
2426                 break;
2427         default:
2428                 break;
2429         }
2430
2431         // x y mirror ,jump line
2432         if (screen->y_mirror == 1) {
2433                 if (screen->interlace == 1) {
2434                         win->area[0].y_offset = yoffset*stride*2 +
2435                                                         ((win->area[0].yact-1)*2+1)*stride +
2436                                                         xoffset*pixel_width/8;
2437                 } else {
2438                         win->area[0].y_offset = yoffset*stride +
2439                                                         (win->area[0].yact-1)*stride +
2440                                                         xoffset*pixel_width/8;
2441                 }
2442         }else{
2443                 if (screen->interlace == 1) {
2444                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
2445                 } else {
2446                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
2447                 }
2448         }
2449         if (is_pic_yuv == 1) {
2450                 if (screen->y_mirror == 1) {
2451                         if (screen->interlace == 1) {
2452                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
2453                                                                 ((uv_y_act-1)*2+1)*uv_stride +
2454                                                                 uv_x_off*pixel_width/8;
2455                         } else {
2456                                 win->area[0].c_offset = uv_y_off*uv_stride +
2457                                                                 (uv_y_act - 1)*uv_stride +
2458                                                                 uv_x_off*pixel_width/8;
2459                         }
2460                 } else {
2461                         if (screen->interlace == 1) {
2462                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
2463                         } else {
2464                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
2465                         }
2466                 }
2467         }
2468
2469         win->format = fb_data_fmt;
2470         win->area[0].y_vir_stride = stride>>2;
2471         win->area[0].uv_vir_stride = uv_stride>>2;
2472         win->area[0].xpos = xpos;
2473         win->area[0].ypos = ypos;
2474         win->area[0].xsize = xsize;
2475         win->area[0].ysize = ysize;
2476
2477         win->area[0].smem_start = fix->smem_start;
2478         win->area[0].cbr_start = fix->smem_start+stride*yvir;//fix->mmio_start;
2479         win->area[0].xact = var->xres;              /*winx active window height,is a wint of vir*/
2480         win->area[0].yact = var->yres;
2481         win->area[0].xvir =  var->xres_virtual;    /*virtual resolution  stride --->LCDC_WINx_VIR*/
2482         win->area[0].yvir =  var->yres_virtual;
2483         win->area[0].state=1;
2484         win->area_num = 1;
2485         win->alpha_mode = 4;//AB_SRC_OVER;
2486         win->alpha_en = ((win->format == ARGB888)||(win->format == ABGR888)) ? 1 : 0;
2487         win->g_alpha_val = 0;
2488
2489         if (rk_fb->disp_mode == DUAL) {
2490                 if (extend_win->state && (hdmi_switch_complete)) {
2491                         if (info != extend_info) {
2492                                 if (win->area[0].xact < win->area[0].yact) {
2493                                         //extend_win->xact = win->area[0].yact;
2494                                         extend_win->area[0].xact = win->area[0].yact;
2495                                         extend_win->area[0].yact = win->area[0].xact;
2496                                         extend_win->area[0].xvir = win->area[0].yact;
2497                                         extend_info->var.xres = var->yres;
2498                                         extend_info->var.yres = var->xres;
2499                                         extend_info->var.xres_virtual = var->yres;
2500                                 } else {
2501                                         extend_win->area[0].xact = win->area[0].xact;
2502                                         extend_win->area[0].yact = win->area[0].yact;
2503                                         extend_win->area[0].xvir = win->area[0].xvir;
2504                                         extend_info->var.xres = var->xres;
2505                                         extend_info->var.yres = var->yres;
2506                                         extend_info->var.xres_virtual = var->xres_virtual;
2507                                 }
2508                                 extend_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
2509                                 extend_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
2510                                 if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
2511                                         extend_win->area[0].xsize = (extend_dev_drv->cur_screen->xsize * win->area[0].xsize) / screen->mode.xres;
2512                                         extend_win->area[0].ysize = (extend_dev_drv->cur_screen->ysize * win->area[0].ysize) / screen->mode.yres;
2513                                         extend_win->area[0].xpos = ((extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1)
2514                                                                         + extend_dev_drv->cur_screen->xsize * win->area[0].xpos / screen->mode.xres;
2515                                         extend_win->area[0].ypos = ((extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1)
2516                                                                         + extend_dev_drv->cur_screen->ysize * win->area[0].ypos / screen->mode.yres;
2517                                 }
2518                                 else {  //the display image of the primary screen is full screen size
2519                                         extend_win->area[0].xpos = (extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1;
2520                                         extend_win->area[0].ypos = (extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1;
2521                                         extend_win->area[0].xsize = extend_dev_drv->cur_screen->xsize;
2522                                         extend_win->area[0].ysize = extend_dev_drv->cur_screen->ysize;
2523                                 }
2524
2525                                 extend_win->area[0].state = 1;
2526                                 extend_win->area_num = 1;
2527                                 extend_win->alpha_en = 0;
2528                                 extend_win->format = win->format;
2529                                 extend_info->var.nonstd &= 0xffffff00;
2530                                 extend_info->var.nonstd |= data_format;
2531                                 extend_dev_drv->ops->set_par(extend_dev_drv, extend_win_id);
2532                         }
2533                 }
2534         }
2535         dev_drv->ops->set_par(dev_drv, win_id);
2536
2537         return 0;
2538 }
2539
2540 static inline unsigned int chan_to_field(unsigned int chan,
2541                                          struct fb_bitfield *bf)
2542 {
2543         chan &= 0xffff;
2544         chan >>= 16 - bf->length;
2545         return chan << bf->offset;
2546 }
2547
2548 static int fb_setcolreg(unsigned regno,
2549                                unsigned red, unsigned green, unsigned blue,
2550                                unsigned transp, struct fb_info *info)
2551 {
2552         unsigned int val;
2553
2554         switch (info->fix.visual) {
2555         case FB_VISUAL_TRUECOLOR:
2556                 /* true-colour, use pseudo-palette */
2557                 if (regno < 16) {
2558                         u32 *pal = info->pseudo_palette;
2559                         val  = chan_to_field(red,   &info->var.red);
2560                         val |= chan_to_field(green, &info->var.green);
2561                         val |= chan_to_field(blue,  &info->var.blue);
2562                         pal[regno] = val;
2563                 }
2564                 break;
2565         default:
2566                 return -1;      /* unknown type */
2567         }
2568
2569         return 0;
2570 }
2571
2572 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
2573 {
2574         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2575         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2576         struct rk_lcdc_win *win;
2577         win = dev_drv->win[win_id];
2578
2579         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
2580
2581         return dma_buf_mmap(win->area[0].dma_buf, vma, 0);
2582 }
2583
2584 static struct fb_ops fb_ops = {
2585         .owner          = THIS_MODULE,
2586         .fb_open        = rk_fb_open,
2587         .fb_release     = rk_fb_close,
2588         .fb_check_var   = rk_fb_check_var,
2589         .fb_set_par     = rk_fb_set_par,
2590         .fb_blank       = rk_fb_blank,
2591         .fb_ioctl       = rk_fb_ioctl,
2592         .fb_pan_display = rk_fb_pan_display,
2593         .fb_read        = rk_fb_read,
2594         .fb_write       = rk_fb_write,
2595         .fb_setcolreg   = fb_setcolreg,
2596         .fb_fillrect    = cfb_fillrect,
2597         .fb_copyarea    = cfb_copyarea,
2598         .fb_imageblit   = cfb_imageblit,
2599 };
2600
2601
2602
2603 static struct fb_var_screeninfo def_var = {
2604 #if defined(CONFIG_LOGO_LINUX_BMP)
2605         .red            = {16, 8, 0},
2606         .green          = {8, 8, 0},
2607         .blue           = {0, 8, 0},
2608         .transp         = {0, 0, 0},
2609         .nonstd         = HAL_PIXEL_FORMAT_BGRA_8888,
2610 #else
2611         .red            = {11, 5, 0},
2612         .green          = {5, 6, 0},
2613         .blue           = {0, 5, 0},
2614         .transp         = {0, 0, 0},
2615         .nonstd         = HAL_PIXEL_FORMAT_RGB_565,   /*(ypos<<20+xpos<<8+format) format*/
2616 #endif
2617         .grayscale      = 0,  /*(ysize<<20+xsize<<8)*/
2618         .activate       = FB_ACTIVATE_NOW,
2619         .accel_flags    = 0,
2620         .vmode          = FB_VMODE_NONINTERLACED,
2621 };
2622
2623 static struct fb_fix_screeninfo def_fix = {
2624         .type            = FB_TYPE_PACKED_PIXELS,
2625         .type_aux        = 0,
2626         .xpanstep        = 1,
2627         .ypanstep        = 1,
2628         .ywrapstep       = 0,
2629         .accel           = FB_ACCEL_NONE,
2630         .visual          = FB_VISUAL_TRUECOLOR,
2631
2632 };
2633
2634
2635 static int rk_fb_wait_for_vsync_thread(void *data)
2636 {
2637         struct rk_lcdc_driver  *dev_drv = data;
2638         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2639         struct fb_info *fbi = rk_fb->fb[0];
2640
2641         while (!kthread_should_stop()) {
2642                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2643                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2644                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2645                         (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
2646
2647                 if (!ret)
2648                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
2649         }
2650
2651         return 0;
2652 }
2653
2654 static ssize_t rk_fb_vsync_show(struct device *dev,
2655                 struct device_attribute *attr, char *buf)
2656 {
2657         struct fb_info *fbi = dev_get_drvdata(dev);
2658         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2659         return scnprintf(buf, PAGE_SIZE, "%llu\n",
2660                         ktime_to_ns(dev_drv->vsync_info.timestamp));
2661 }
2662
2663 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
2664
2665
2666 /*****************************************************************
2667 this two function is for other module that in the kernel which
2668 need show image directly through fb
2669 fb_id:we have 4 fb here,default we use fb0 for ui display
2670 *******************************************************************/
2671 struct fb_info *rk_get_fb(int fb_id)
2672 {
2673         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2674         struct fb_info *fb = inf->fb[fb_id];
2675         return fb;
2676 }
2677 EXPORT_SYMBOL(rk_get_fb);
2678
2679 void rk_direct_fb_show(struct fb_info *fbi)
2680 {
2681         rk_fb_set_par(fbi);
2682         rk_fb_pan_display(&fbi->var, fbi);
2683 }
2684 EXPORT_SYMBOL(rk_direct_fb_show);
2685
2686
2687 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
2688                                         struct fb_var_screeninfo *hdmi_var)
2689 {
2690         if (pmy_var->xres < pmy_var->yres) {  /*vertical  lcd screen*/
2691                 hdmi_var->xres = pmy_var->yres;
2692                 hdmi_var->yres = pmy_var->xres;
2693                 hdmi_var->xres_virtual = pmy_var->yres;
2694         } else {
2695                 hdmi_var->xres = pmy_var->xres;
2696                 hdmi_var->yres = pmy_var->yres;
2697                 hdmi_var->xres_virtual = pmy_var->xres_virtual;
2698         }
2699
2700         return 0;
2701
2702 }
2703 int rk_fb_dpi_open(bool open)
2704 {
2705         struct rk_lcdc_driver *dev_drv = NULL;
2706         dev_drv = rk_get_prmry_lcdc_drv();
2707         dev_drv->ops->dpi_open(dev_drv, open);
2708
2709         return 0;
2710 }
2711 int rk_fb_dpi_win_sel(int win_id)
2712 {
2713         struct rk_lcdc_driver *dev_drv = NULL;
2714         dev_drv = rk_get_prmry_lcdc_drv();
2715         dev_drv->ops->dpi_win_sel(dev_drv, win_id);
2716
2717         return 0;
2718 }
2719 int rk_fb_dpi_status(void)
2720 {
2721         int ret;
2722         struct rk_lcdc_driver *dev_drv = NULL;
2723         dev_drv = rk_get_prmry_lcdc_drv();
2724         ret = dev_drv->ops->dpi_status(dev_drv);
2725
2726         return ret;
2727 }
2728
2729 /******************************************
2730 *function:this function will be called by hdmi,when
2731 *             hdmi plug in/out
2732 *screen: the screen attached to hdmi
2733 *enable: 1,hdmi plug in,0,hdmi plug out
2734 *lcdc_id: the lcdc id the hdmi attached ,0 or 1
2735 ******************************************/
2736 int rk_fb_switch_screen(struct rk_screen *screen , int enable, int lcdc_id)
2737 {
2738         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2739         struct fb_info *info = NULL;
2740         struct rk_lcdc_driver *dev_drv = NULL;
2741         struct fb_var_screeninfo *hdmi_var    = NULL;
2742         struct fb_var_screeninfo *pmy_var = NULL;      /*var for primary screen*/
2743         struct fb_info *pmy_info = NULL;
2744         struct fb_fix_screeninfo *pmy_fix = NULL;
2745         int i;
2746         struct fb_fix_screeninfo *hdmi_fix    = NULL;
2747         char name[6];
2748         int ret;
2749         int win_id;
2750
2751         //if (rk_fb->disp_mode != DUAL)
2752         //      rk29_backlight_set(0);
2753
2754         sprintf(name, "lcdc%d", lcdc_id);
2755
2756         if (rk_fb->disp_mode != DUAL) {
2757                 dev_drv = rk_fb->lcdc_dev_drv[0];
2758         } else {
2759
2760                 for (i = 0; i < rk_fb->num_lcdc; i++) {
2761                         if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
2762                                 dev_drv = rk_fb->lcdc_dev_drv[i];
2763                                 break;
2764                         }
2765                 }
2766
2767                 if (i == rk_fb->num_lcdc) {
2768                         printk(KERN_ERR "%s driver not found!", name);
2769                         return -ENODEV;
2770                 }
2771         }
2772         printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from", dev_drv->id);
2773
2774         if (rk_fb->num_lcdc == 1)
2775                 info = rk_fb->fb[0];
2776         else if (rk_fb->num_lcdc == 2)
2777                 info = rk_fb->fb[dev_drv->lcdc_win_num]; /*the main fb of lcdc1*/
2778
2779         if (dev_drv->screen1) { /*device like rk2928 ,have only one lcdc but two outputs*/
2780                 if (enable) {
2781                         memcpy(dev_drv->screen1, screen, sizeof(struct rk_screen));
2782                         dev_drv->screen1->lcdc_id = 0; /*connect screen1 to output interface 0*/
2783                         dev_drv->screen1->screen_id = 1;
2784                         dev_drv->screen0->lcdc_id = 1; /*connect screen0 to output interface 1*/
2785                         dev_drv->cur_screen = dev_drv->screen1;
2786                         dev_drv->screen0->ext_screen = dev_drv->screen1;
2787                         if (dev_drv->screen0->sscreen_get) {
2788                                 dev_drv->screen0->sscreen_get(dev_drv->screen0,
2789                                         dev_drv->cur_screen->hdmi_resolution);
2790                         }
2791
2792
2793                 } else {
2794                         dev_drv->screen1->lcdc_id = 1; /*connect screen1 to output interface 1*/
2795                         dev_drv->screen0->lcdc_id = 0; /*connect screen0 to output interface 0*/
2796                         dev_drv->cur_screen = dev_drv->screen0;
2797                         dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
2798                                         dev_drv->screen_ctr_info->lcd_info);
2799                 }
2800         } else{
2801                 if (enable)
2802                         memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
2803         }
2804
2805
2806         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2807
2808         if (!enable && !dev_drv->screen1) { /*only double lcdc device need to close*/
2809                 if (dev_drv->win[win_id]->state)
2810                         dev_drv->ops->open(dev_drv, win_id, enable); /*disable the win which attached to this fb*/
2811                 hdmi_switch_complete = 0;
2812
2813                 return 0;
2814         }
2815
2816         hdmi_var = &info->var;
2817         hdmi_fix = &info->fix;
2818         if (rk_fb->disp_mode  == DUAL) {
2819                 if (likely(rk_fb->num_lcdc == 2)) {
2820                         pmy_var = &rk_fb->fb[0]->var;
2821                         pmy_fix = &rk_fb->fb[0]->fix;
2822                         set_xact_yact_for_hdmi(pmy_var, hdmi_var);
2823                         hdmi_var->nonstd &= 0xffffff00;
2824                         hdmi_var->nonstd |= (pmy_var->nonstd & 0xff); /*use the same format as primary screen*/
2825                 } else {
2826                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2827                 }
2828         }
2829         hdmi_var->grayscale &= 0xff;
2830         hdmi_var->grayscale |= (dev_drv->cur_screen->mode.xres<<8) + (dev_drv->cur_screen->mode.yres<<20);
2831         if (dev_drv->screen1) { /*device like rk2928,whic have one lcdc but two outputs*/
2832         /*      info->var.nonstd &= 0xff;
2833                 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
2834                 info->var.grayscale &= 0xff;
2835                 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);*/
2836                 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
2837                 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
2838                 dev_drv->screen1->xpos = 0;
2839                 dev_drv->screen1->ypos = 0;
2840         }
2841
2842         ret = info->fbops->fb_open(info, 1);
2843         dev_drv->ops->load_screen(dev_drv, 1);
2844         ret = info->fbops->fb_set_par(info);
2845         if (dev_drv->ops->lcdc_hdmi_process)
2846                 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
2847
2848         hdmi_switch_complete = enable;
2849
2850         if (rk_fb->disp_mode == DUAL) {
2851                 if (likely(rk_fb->num_lcdc == 2)) {
2852                         pmy_info = rk_fb->fb[0];
2853                         pmy_info->fbops->fb_pan_display(pmy_var, pmy_info);
2854                 } else {
2855                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2856                 }
2857         } else {
2858                 info->fbops->fb_pan_display(hdmi_var, info);
2859         }
2860         //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2861         if (dev_drv->screen1) {
2862                 if (dev_drv->screen0->sscreen_set) {
2863                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
2864                         msleep(100);
2865                         dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
2866                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
2867                 }
2868         }
2869
2870         //if (rk_fb->disp_mode != DUAL)
2871         //      rk29_backlight_set(1);
2872         return 0;
2873
2874 }
2875
2876
2877
2878
2879 /******************************************
2880 function:this function current only called by hdmi for
2881         scale the display
2882 scale_x: scale rate of x resolution
2883 scale_y: scale rate of y resolution
2884 lcdc_id: the lcdc id the hdmi attached ,0 or 1
2885 ******************************************/
2886
2887 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
2888 {
2889         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2890         struct fb_info *info = NULL;
2891         struct fb_var_screeninfo *var = NULL;
2892         struct rk_lcdc_driver *dev_drv = NULL;
2893         u16 screen_x, screen_y;
2894         u16 xpos, ypos;
2895         //u16 xsize, ysize;
2896         char name[6];
2897         int i = 0;
2898         sprintf(name, "lcdc%d", lcdc_id);
2899
2900 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
2901         dev_drv = inf->lcdc_dev_drv[0];
2902 #else
2903         for (i = 0; i < inf->num_lcdc; i++) {
2904                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
2905                         dev_drv = inf->lcdc_dev_drv[i];
2906                         break;
2907                 }
2908         }
2909
2910         if (i == inf->num_lcdc) {
2911                 printk(KERN_ERR "%s driver not found!", name);
2912                 return -ENODEV;
2913
2914         }
2915 #endif
2916         if (inf->num_lcdc == 1)
2917                 info = inf->fb[0];
2918         else if (inf->num_lcdc == 2)
2919                 info = inf->fb[dev_drv->lcdc_win_num];
2920
2921         var = &info->var;
2922         screen_x = dev_drv->cur_screen->mode.xres;
2923         screen_y = dev_drv->cur_screen->mode.yres;
2924
2925 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
2926         if (dev_drv->cur_screen->screen_id == 1) {
2927                 dev_drv->cur_screen->xpos = (screen_x-screen_x*scale_x/100)>>1;
2928                 dev_drv->cur_screen->ypos = (screen_y-screen_y*scale_y/100)>>1;
2929                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2930                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2931         } else
2932 #endif
2933         {
2934                 xpos = (screen_x-screen_x*scale_x/100)>>1;
2935                 ypos = (screen_y-screen_y*scale_y/100)>>1;
2936                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2937                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2938                 var->nonstd &= 0xff;
2939                 var->nonstd |= (xpos<<8) + (ypos<<20);
2940                 var->grayscale &= 0xff;
2941                 var->grayscale |= (dev_drv->cur_screen->xsize<<8) + (dev_drv->cur_screen->ysize<<20);
2942         }
2943
2944         info->fbops->fb_set_par(info);
2945         //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2946         dev_drv->ops->cfg_done(dev_drv);
2947         return 0;
2948
2949
2950 }
2951
2952 #if defined(CONFIG_ION_ROCKCHIP)
2953 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
2954                 struct rk_lcdc_win *win, unsigned long fb_mem_size)
2955 {
2956         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2957         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2958         struct ion_handle *handle;
2959         ion_phys_addr_t phy_addr;
2960         size_t len;
2961
2962         handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0, ION_HEAP(ION_CMA_HEAP_ID), 0);
2963         if (IS_ERR(handle)) {
2964                 dev_err(fbi->device, "failed to ion_alloc:%ld\n",PTR_ERR(handle));
2965                 return -ENOMEM;
2966         }
2967         win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
2968         if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
2969                 printk("ion_share_dma_buf() failed\n");
2970                 goto err_share_dma_buf;
2971         }
2972         win->area[0].ion_hdl = handle;
2973         fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
2974 #ifdef CONFIG_ROCKCHIP_IOMMU
2975         if (dev_drv->iommu_enabled)
2976                 ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
2977                                 (unsigned long *)&phy_addr, (unsigned long *)&len);
2978         else
2979                 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2980 #else
2981                 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2982 #endif
2983         fbi->fix.smem_start = phy_addr;
2984         fbi->fix.smem_len = len;
2985         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
2986         return 0;
2987
2988 err_share_dma_buf:
2989         ion_free(rk_fb->ion_client, handle);
2990         return -ENOMEM;
2991 }
2992 #endif
2993
2994 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
2995 {
2996         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2997         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2998         struct rk_lcdc_win *win = NULL;
2999         int win_id;
3000         int ret = 0;
3001         unsigned long fb_mem_size;
3002 /*
3003 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
3004         struct resource *res;
3005         struct resource *mem;
3006 #endif
3007 */
3008         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3009         if (win_id < 0)
3010                 return  -ENODEV;
3011         else
3012                 win = dev_drv->win[win_id];
3013
3014         if (!strcmp(fbi->fix.id, "fb0")) {
3015                 fb_mem_size = get_fb_size();
3016 #if defined(CONFIG_ION_ROCKCHIP)
3017                 if(rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3018                         return -ENOMEM;
3019 #else
3020                 dma_addr_t fb_mem_phys;
3021                 void *fb_mem_virt;
3022                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3023                                         &fb_mem_phys,GFP_KERNEL);
3024                 if (!fb_mem_virt) {
3025                         pr_err("%s: Failed to allocate framebuffer\n", __func__);
3026                         return -ENOMEM;
3027                 }
3028                 fbi->fix.smem_len = fb_mem_size;
3029                 fbi->fix.smem_start = fb_mem_phys;
3030                 fbi->screen_base = fb_mem_virt;
3031 #endif
3032                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3033                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3034                 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
3035         } else {
3036 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
3037                 /*
3038                 res = platform_get_resource_byname(fb_pdev,
3039                         IORESOURCE_MEM, "fb2 buf");
3040                 if (res == NULL) {
3041                         dev_err(&fb_pdev->dev, "failed to get win0 memory \n");
3042                         ret = -ENOENT;
3043                 }
3044                 fbi->fix.smem_start = res->start;
3045                 fbi->fix.smem_len = res->end - res->start + 1;
3046                 mem = request_mem_region(res->start, resource_size(res),
3047                         fb_pdev->name);
3048                 fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
3049                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3050                 */
3051                 fb_mem_size = get_fb_size();
3052 #if defined(CONFIG_ION_ROCKCHIP)
3053                 if(rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3054                         return -ENOMEM;
3055 #else
3056                 dma_addr_t fb_mem_phys;
3057                 void *fb_mem_virt;
3058                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3059                                         &fb_mem_phys,GFP_KERNEL);
3060                 if (!fb_mem_virt) {
3061                         pr_err("%s: Failed to allocate framebuffer\n", __func__);
3062                         return -ENOMEM;
3063                 }
3064                 fbi->fix.smem_len = fb_mem_size;
3065                 fbi->fix.smem_start = fb_mem_phys;
3066                 fbi->screen_base = fb_mem_virt;
3067 #endif
3068
3069 #else    /*three buffer no need to copy*/
3070                 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3071                 fbi->fix.smem_len   = rk_fb->fb[0]->fix.smem_len;
3072                 fbi->screen_base    = rk_fb->fb[0]->screen_base;
3073 #endif
3074                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3075                         fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
3076         }
3077
3078         fbi->screen_size = fbi->fix.smem_len;
3079         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3080         if (win_id >= 0) {
3081                 win = dev_drv->win[win_id];
3082                 win->reserved = fbi->fix.smem_start;
3083         }
3084
3085         return ret;
3086 }
3087
3088 static int rk_release_fb_buffer(struct fb_info *fbi)
3089 {
3090         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))  /*buffer for fb1 and fb3 are alloc by android*/
3091                 return 0;
3092         iounmap(fbi->screen_base);
3093         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3094         return 0;
3095
3096 }
3097 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv, struct rk_lcdc_win *def_win)
3098 {
3099         int i;
3100         int lcdc_win_num = dev_drv->lcdc_win_num;
3101         for (i = 0; i < lcdc_win_num; i++) {
3102                 struct rk_lcdc_win *win = NULL;
3103                 win =  kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3104                 if (!win) {
3105                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
3106                         return   -ENOMEM;
3107                 }
3108
3109                 strcpy(win->name, def_win[i].name);
3110                 win->id = def_win[i].id;
3111                 win->support_3d = def_win[i].support_3d;
3112                 dev_drv->win[i] = win;
3113         }
3114
3115         return 0;
3116 }
3117
3118
3119 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3120                                         struct rk_lcdc_win *def_win, int index)
3121 {
3122         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3123         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3124                                 sizeof(struct rk_screen), GFP_KERNEL);
3125         if (!screen) {
3126                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3127                                         dev_drv->id);
3128                 return -ENOMEM;
3129         }
3130
3131         screen->screen_id = 0;
3132         screen->lcdc_id = dev_drv->id;
3133         screen->overscan.left = 100;
3134         screen->overscan.top = 100;
3135         screen->overscan.right = 100;
3136         screen->overscan.bottom = 100;
3137         dev_drv->screen0 = screen;
3138         dev_drv->cur_screen = screen;
3139         /* devie use one lcdc + rk61x scaler for dual display*/
3140         if (rk_fb->disp_mode == ONE_DUAL) {
3141                 struct rk_screen *screen1 = devm_kzalloc(dev_drv->dev,
3142                                                 sizeof(struct rk_screen), GFP_KERNEL);
3143                 if (screen1) {
3144                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3145                                                 dev_drv->id);
3146                         return -ENOMEM;
3147                 }
3148                 screen1->screen_id = 1;
3149                 screen1->lcdc_id = 1;
3150                 dev_drv->screen1 = screen1;
3151         }
3152         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3153         init_lcdc_win(dev_drv, def_win);
3154         init_completion(&dev_drv->frame_done);
3155         spin_lock_init(&dev_drv->cpl_lock);
3156         mutex_init(&dev_drv->fb_win_id_mutex);
3157         dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
3158         dev_drv->first_frame = 1;
3159         rk_disp_pwr_ctr_parse_dt(dev_drv);
3160         if (dev_drv->prop == PRMRY) {
3161                 rk_fb_set_prmry_screen(screen);
3162                 rk_fb_get_prmry_screen(screen);
3163         }
3164         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3165
3166         return 0;
3167 }
3168
3169 #ifdef CONFIG_LOGO_LINUX_BMP
3170 static struct linux_logo *bmp_logo;
3171 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3172 {
3173         bmp_logo = fb_find_logo(24);
3174         if (bmp_logo == NULL) {
3175                 printk(KERN_INFO "%s error\n", __func__);
3176                 return 0;
3177         }
3178         return 1;
3179 }
3180
3181 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
3182 {
3183         unsigned char *src = bmp_logo->data;
3184         unsigned char *dst = info->screen_base;
3185         int i;
3186         unsigned int Needwidth = (*(src-24)<<8) | (*(src-23));
3187         unsigned int Needheight = (*(src-22)<<8) | (*(src-21));
3188
3189         for (i = 0; i < Needheight; i++)
3190                 memcpy(dst+info->var.xres*i*4,
3191                         src+bmp_logo->width*i*4, Needwidth*4);
3192
3193 }
3194 #endif
3195
3196 /********************************
3197 *check if the primary lcdc has registerd,
3198 the primary lcdc mas register first
3199 *********************************/
3200 bool is_prmry_rk_lcdc_registered(void)
3201 {
3202         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3203         if (rk_fb->lcdc_dev_drv[0])
3204                 return  true;
3205         else
3206                 return false;
3207
3208
3209 }
3210
3211 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
3212                                 struct rk_lcdc_win *win, int id)
3213 {
3214         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3215         struct fb_info *fbi;
3216         int i = 0, ret = 0, index = 0;
3217 #if defined(CONFIG_ROCKCHIP_IOMMU)
3218         struct device *mmu_dev = NULL;
3219 #endif
3220         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
3221                 return -ENXIO;
3222
3223         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
3224                 if (!rk_fb->lcdc_dev_drv[i]) {
3225                         rk_fb->lcdc_dev_drv[i] = dev_drv;
3226                         rk_fb->lcdc_dev_drv[i]->id = id;
3227                         rk_fb->num_lcdc++;
3228                         break;
3229                 }
3230         }
3231
3232         index = i;
3233         init_lcdc_device_driver(rk_fb, win, index);
3234         dev_drv->fb_index_base = rk_fb->num_fb;
3235         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3236                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
3237                 if (!fbi) {
3238                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
3239                         ret = -ENOMEM;
3240                 }
3241                 fbi->par = dev_drv;
3242                 fbi->var = def_var;
3243                 fbi->fix = def_fix;
3244                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
3245                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
3246                 fbi->var.grayscale |= (fbi->var.xres<<8) + (fbi->var.yres<<20);
3247 #if defined(CONFIG_LOGO_LINUX_BMP)
3248                 fbi->var.bits_per_pixel = 32;
3249 #else
3250                 fbi->var.bits_per_pixel = 16;
3251 #endif
3252                 fbi->fix.line_length  = (fbi->var.xres)*(fbi->var.bits_per_pixel>>3);
3253                 fbi->var.width = dev_drv->cur_screen->width;
3254                 fbi->var.height = dev_drv->cur_screen->height;
3255                 fbi->var.pixclock = dev_drv->pixclock;
3256                 if (dev_drv->iommu_enabled)
3257                         fb_ops.fb_mmap = rk_fb_mmap;
3258                 fbi->fbops = &fb_ops;
3259                 fbi->flags = FBINFO_FLAG_DEFAULT;
3260                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
3261                 ret = register_framebuffer(fbi);
3262                 if (ret < 0) {
3263                         dev_err(&fb_pdev->dev, "%s fb%d register_framebuffer fail!\n",
3264                                         __func__, rk_fb->num_fb);
3265                         return ret;
3266                 }
3267                 rkfb_create_sysfs(fbi);
3268                 rk_fb->fb[rk_fb->num_fb] = fbi;
3269                 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
3270                                         fbi->fix.id);
3271                 rk_fb->num_fb++;
3272
3273                 if (i == 0) {
3274                         init_waitqueue_head(&dev_drv->vsync_info.wait);
3275                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
3276                         if (ret)
3277                                 dev_err(fbi->dev, "failed to create vsync file\n");
3278                         dev_drv->vsync_info.thread = kthread_run(rk_fb_wait_for_vsync_thread,
3279                                                                 dev_drv, "fb-vsync");
3280                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
3281                                 dev_err(fbi->dev, "failed to run vsync thread\n");
3282                                 dev_drv->vsync_info.thread = NULL;
3283                         }
3284                         dev_drv->vsync_info.active = 1;
3285
3286                         mutex_init(&dev_drv->output_lock);
3287
3288                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
3289                         mutex_init(&dev_drv->update_regs_list_lock);
3290                         init_kthread_worker(&dev_drv->update_regs_worker);
3291
3292                         dev_drv->update_regs_thread = kthread_run(kthread_worker_fn,
3293                                         &dev_drv->update_regs_worker, "rk-fb");
3294                         if (IS_ERR(dev_drv->update_regs_thread)) {
3295                                 int err = PTR_ERR(dev_drv->update_regs_thread);
3296                                 dev_drv->update_regs_thread = NULL;
3297
3298                                 printk("failed to run update_regs thread\n");
3299                                 return err;
3300                         }
3301                         init_kthread_work(&dev_drv->update_regs_work, rk_fb_update_regs_handler);
3302
3303                         dev_drv->timeline = sw_sync_timeline_create("fb-timeline");                     dev_drv->timeline_max = 1;
3304                 }
3305
3306         }
3307
3308  /*show logo for primary display device*/
3309 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
3310 if (dev_drv->prop == PRMRY) {
3311         struct fb_info *main_fbi = rk_fb->fb[0];
3312         main_fbi->fbops->fb_open(main_fbi, 1);
3313 #if defined(CONFIG_ROCKCHIP_IOMMU)
3314         if (dev_drv->iommu_enabled) {
3315                 mmu_dev = rockchip_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
3316                 if (mmu_dev) {
3317                         platform_set_sysmmu(mmu_dev, dev_drv->dev);
3318                         rockchip_sysmmu_set_fault_handler(dev_drv->dev,
3319                                         rk_fb_sysmmu_fault_handler);
3320                         iovmm_activate(dev_drv->dev);
3321                 }
3322                 else
3323                         dev_err(dev_drv->dev, "failed to get rockchip iommu device\n");
3324         }
3325 #endif
3326         rk_fb_alloc_buffer(main_fbi, 0); /* only alloc memory for main fb*/
3327         if(support_uboot_display()) {
3328                 if (dev_drv->iommu_enabled) {
3329                         rk_fb_copy_from_loader(main_fbi);
3330                         dev_drv->ops->direct_set_addr(dev_drv,0, main_fbi->fix.smem_start);
3331                 }
3332                 return 0;
3333         }
3334         main_fbi->fbops->fb_set_par(main_fbi);
3335 #if  defined(CONFIG_LOGO_LINUX_BMP)
3336         if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
3337                 fb_set_cmap(&main_fbi->cmap, main_fbi);
3338                 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
3339         }
3340 #else
3341         if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
3342                 fb_set_cmap(&main_fbi->cmap, main_fbi);
3343                 fb_show_logo(main_fbi, FB_ROTATE_UR);
3344         }
3345 #endif
3346         main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
3347 }
3348 else {
3349 #if !defined(CONFIG_ROCKCHIP_IOMMU)
3350         struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb>>1];
3351         int extend_fb_id = get_extend_fb_id(extend_fbi);
3352         rk_fb_alloc_buffer(extend_fbi, extend_fb_id);
3353 #endif
3354 }
3355 #endif
3356
3357         return 0;
3358
3359
3360 }
3361
3362 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
3363 {
3364
3365         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
3366         struct fb_info *fbi;
3367         int fb_index_base = dev_drv->fb_index_base;
3368         int fb_num = dev_drv->lcdc_win_num;
3369         int i = 0;
3370
3371         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
3372                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
3373                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
3374         }
3375
3376         for (i = 0; i < fb_num; i++)
3377                 kfree(dev_drv->win[i]);
3378
3379         for (i = fb_index_base; i < (fb_index_base+fb_num); i++) {
3380                 fbi = fb_inf->fb[i];
3381                 unregister_framebuffer(fbi);
3382                 /*rk_release_fb_buffer(fbi);*/
3383                 framebuffer_release(fbi);
3384         }
3385         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
3386         fb_inf->num_lcdc--;
3387
3388         return 0;
3389 }
3390
3391
3392 static int rk_fb_probe(struct platform_device *pdev)
3393 {
3394         struct rk_fb *rk_fb = NULL;
3395         struct device_node *np = pdev->dev.of_node;
3396         u32 mode;
3397
3398         if (!np) {
3399                 dev_err(&pdev->dev, "Missing device tree node.\n");
3400                 return -EINVAL;
3401         }
3402
3403         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
3404         if (!rk_fb) {
3405                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
3406                 return  -ENOMEM;
3407         }
3408         platform_set_drvdata(pdev, rk_fb);
3409
3410         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
3411                 rk_fb->disp_mode = mode;
3412
3413         } else {
3414                 dev_err(&pdev->dev, "no disp-mode node found!");
3415                 return -ENODEV;
3416         }
3417
3418         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on)) {
3419                 printk("uboot-logo-on:%d\n", uboot_logo_on);
3420         }
3421         dev_set_name(&pdev->dev, "rockchip-fb");
3422 #if defined(CONFIG_ION_ROCKCHIP)
3423         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
3424         if (IS_ERR(rk_fb->ion_client)) {
3425                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
3426                 return PTR_ERR(rk_fb->ion_client);
3427         } else {
3428                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
3429         }
3430 #endif
3431
3432         fb_pdev = pdev;
3433         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
3434         return 0;
3435 }
3436
3437 static int rk_fb_remove(struct platform_device *pdev)
3438 {
3439         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3440         kfree(rk_fb);
3441         platform_set_drvdata(pdev, NULL);
3442         return 0;
3443 }
3444
3445 static void rk_fb_shutdown(struct platform_device *pdev)
3446 {
3447         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3448         int i;
3449         for (i = 0; i < rk_fb->num_lcdc; i++) {
3450                 if (!rk_fb->lcdc_dev_drv[i])
3451                         continue;
3452
3453         }
3454
3455 }
3456
3457
3458 static const struct of_device_id rkfb_dt_ids[] = {
3459         { .compatible = "rockchip,rk-fb", },
3460         {}
3461 };
3462
3463 static struct platform_driver rk_fb_driver = {
3464         .probe          = rk_fb_probe,
3465         .remove         = rk_fb_remove,
3466         .driver         = {
3467                 .name   = "rk-fb",
3468                 .owner  = THIS_MODULE,
3469                 .of_match_table = of_match_ptr(rkfb_dt_ids),
3470         },
3471         .shutdown   = rk_fb_shutdown,
3472 };
3473
3474 static int __init rk_fb_init(void)
3475 {
3476         return platform_driver_register(&rk_fb_driver);
3477 }
3478
3479 static void __exit rk_fb_exit(void)
3480 {
3481         platform_driver_unregister(&rk_fb_driver);
3482 }
3483
3484 fs_initcall(rk_fb_init);
3485 module_exit(rk_fb_exit);