drivers/video/rockchip/rk_fb.c

   1 /*
   2  * drivers/video/rockchip/rk_fb.c
   3  *
   4  * Copyright (C) ROCKCHIP, Inc.
   5  *Author:yxj<yxj@rock-chips.com>
   6  * This software is licensed under the terms of the GNU General Public
   7  * License version 2, as published by the Free Software Foundation, and
   8  * may be copied, distributed, and modified under those terms.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #include <linux/module.h>
  17 #include <linux/kernel.h>
  18 #include <linux/errno.h>
  19 #include <linux/string.h>
  20 #include <linux/mm.h>
  21 #include <linux/slab.h>
  22 #include <linux/delay.h>
  23 #include <linux/device.h>
  24 #include <linux/kthread.h>
  25 #include <linux/fb.h>
  26 #include <linux/init.h>
  27 #include <asm/div64.h>
  28 #include <linux/uaccess.h>
  29 #include <linux/rk_fb.h>
  30 #include <linux/linux_logo.h>
  31 #include <linux/dma-mapping.h>
  32
  33
  34 #if defined(CONFIG_RK_HDMI)
  35 #include "hdmi/rk_hdmi.h"
  36 #endif
  37
  38 #ifdef CONFIG_OF
  39 #include <linux/of.h>
  40 #include <linux/of_gpio.h>
  41 #include <video/of_display_timing.h>
  42 #include <video/display_timing.h>
  43 #include <dt-bindings/rkfb/rk_fb.h>
  44 #endif
  45
  46 #if defined(CONFIG_ION_ROCKCHIP)
  47 #include <linux/rockchip_ion.h>
  48 #ifdef USE_ION_MMU
  49 #include <linux/rockchip/iovmm.h>
  50 #include <linux/rockchip/sysmmu.h>
  51 #include <linux/dma-buf.h>
  52 #endif
  53 #endif
  54 #define H_USE_FENCE 1
  55 static int hdmi_switch_complete;
  56 static struct platform_device *fb_pdev;
  57 struct list_head saved_list;
  58
  59 #if defined(CONFIG_FB_MIRRORING)
  60 int (*video_data_to_mirroring)(struct fb_info *info, u32 yuv_phy[2]);
  61 EXPORT_SYMBOL(video_data_to_mirroring);
  62 #endif
  63
  64
  65 static struct rk_fb_trsm_ops *trsm_lvds_ops;
  66 static struct rk_fb_trsm_ops *trsm_edp_ops;
  67 static struct rk_fb_trsm_ops *trsm_mipi_ops;
  68 __weak int support_uboot_display(void)
  69 {
  70         return 0;
  71 }
  72
  73 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
  74 {
  75         switch (type) {
  76         case SCREEN_RGB:
  77         case SCREEN_LVDS:
  78         case SCREEN_DUAL_LVDS:
  79                 trsm_lvds_ops = ops;
  80                 break;
  81         case SCREEN_EDP:
  82                 trsm_edp_ops = ops;
  83                 break;
  84         case SCREEN_MIPI:
  85         case SCREEN_DUAL_MIPI:
  86                 trsm_mipi_ops = ops;
  87                 break;
  88         default:
  89                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
  90                         __func__, type);
  91                 break;
  92         }
  93         return 0;
  94 }
  95
  96 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
  97 {
  98         struct rk_fb_trsm_ops *ops;
  99         switch (type) {
 100         case SCREEN_RGB:
 101         case SCREEN_LVDS:
 102         case SCREEN_DUAL_LVDS:
 103                 ops = trsm_lvds_ops;
 104                 break;
 105         case SCREEN_EDP:
 106                 ops = trsm_edp_ops;
 107                 break;
 108         case SCREEN_MIPI:
 109         case SCREEN_DUAL_MIPI:
 110                 ops = trsm_mipi_ops;
 111                 break;
 112         default:
 113                 ops = NULL;
 114                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 115                         __func__, type);
 116                 break;
 117         }
 118         return ops;
 119 }
 120
 121 int rk_fb_pixel_width(int data_format)
 122 {
 123         int pixel_width;
 124         switch(data_format){
 125         case XBGR888:
 126         case ABGR888:
 127         case ARGB888:
 128                 pixel_width = 4*8;
 129                 break;
 130         case RGB888:
 131                 pixel_width = 3*8;
 132                 break;
 133         case RGB565:
 134                 pixel_width = 2*8;
 135                 break;
 136         case YUV422:
 137         case YUV420:
 138         case YUV444:
 139                 pixel_width = 1*8;
 140                 break;
 141         case YUV422_A:
 142         case YUV420_A:
 143         case YUV444_A:
 144                 pixel_width = 10;
 145                 break;
 146         default:
 147                 printk(KERN_WARNING "%s:un supported format:0x%x\n",
 148                         __func__,data_format);
 149                 return -EINVAL;
 150         }
 151         return pixel_width;
 152 }
 153
 154 static int rk_fb_data_fmt(int data_format,int bits_per_pixel)
 155 {
 156         int fb_data_fmt;
 157         if(data_format){
 158                 switch(data_format){
 159                 case HAL_PIXEL_FORMAT_RGBX_8888:
 160                         fb_data_fmt = XBGR888;
 161                         break;
 162                 case HAL_PIXEL_FORMAT_RGBA_8888:
 163                         fb_data_fmt = ABGR888;
 164                         break;
 165                 case HAL_PIXEL_FORMAT_BGRA_8888:
 166                         fb_data_fmt = ARGB888;
 167                         break;
 168                 case HAL_PIXEL_FORMAT_RGB_888:
 169                         fb_data_fmt = RGB888;
 170                         break;
 171                 case HAL_PIXEL_FORMAT_RGB_565:
 172                         fb_data_fmt = RGB565;
 173                         break;
 174                 case HAL_PIXEL_FORMAT_YCbCr_422_SP: // yuv422
 175                         fb_data_fmt = YUV422;
 176                         break;
 177                 case HAL_PIXEL_FORMAT_YCrCb_NV12: // YUV420---uvuvuv
 178                         fb_data_fmt = YUV420;
 179                         break;
 180                 case HAL_PIXEL_FORMAT_YCrCb_444: // yuv444
 181                         fb_data_fmt = YUV444;
 182                         break;
 183                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10: // yuv444
 184                         fb_data_fmt = YUV420_A;
 185                         break;
 186                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10: // yuv444
 187                         fb_data_fmt = YUV422_A;
 188                         break;
 189                 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10: // yuv444
 190                         fb_data_fmt = YUV444_A;
 191                         break;
 192                 default:
 193                         printk(KERN_WARNING "%s:un supported format:0x%x\n",
 194                                 __func__,data_format);
 195                     return -EINVAL;
 196                 }
 197         }else{
 198                 switch(bits_per_pixel){
 199                 case 32:
 200                         fb_data_fmt = ARGB888;
 201                         break;
 202                 case 16:
 203                         fb_data_fmt = RGB565;
 204                         break;
 205                 default:
 206                         printk(KERN_WARNING "%s:un supported bits_per_pixel:%d\n",
 207                                 __func__,bits_per_pixel);
 208                         break;
 209                 }
 210         }
 211         return fb_data_fmt;
 212 }
 213
 214 /* rk display power control parse from dts
 215  *
 216 */
 217 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 218 {
 219         struct device_node *root  = of_get_child_by_name(dev_drv->dev->of_node,
 220                                 "power_ctr");
 221         struct device_node *child;
 222         struct rk_disp_pwr_ctr_list *pwr_ctr;
 223         struct list_head *pos;
 224         enum of_gpio_flags flags;
 225         u32 val = 0;
 226         u32 debug = 0;
 227         u32 mirror = 0;
 228         int ret;
 229
 230         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 231         if (!root) {
 232                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",dev_drv->id);
 233                 return -ENODEV;
 234         }
 235
 236         for_each_child_of_node(root, child) {
 237                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list), GFP_KERNEL);
 238                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 239                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 240                         if (val == GPIO) {
 241                                 pwr_ctr->pwr_ctr.type = GPIO;
 242                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 243                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 244                                         dev_err(dev_drv->dev, "%s ivalid gpio\n", child->name);
 245                                         return -EINVAL;
 246                                 }
 247                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 248                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,child->name);
 249                                 if (ret) {
 250                                         dev_err(dev_drv->dev, "request %s gpio fail:%d\n",
 251                                                 child->name,ret);
 252                                 }
 253
 254                         } else {
 255                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 256
 257                         }
 258                 };
 259                 of_property_read_u32(child, "rockchip,delay", &val);
 260                 pwr_ctr->pwr_ctr.delay = val;
 261                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 262         }
 263
 264         of_property_read_u32(root, "rockchip,mirror", &mirror);
 265
 266         if (mirror == NO_MIRROR) {
 267                 dev_drv->screen0->x_mirror = 0;
 268                 dev_drv->screen0->y_mirror = 0;
 269         } else if (mirror == X_MIRROR) {
 270                 dev_drv->screen0->x_mirror = 1;
 271                 dev_drv->screen0->y_mirror = 0;
 272         } else if (mirror == Y_MIRROR) {
 273                 dev_drv->screen0->x_mirror = 0;
 274                 dev_drv->screen0->y_mirror = 1;
 275         } else if(mirror == X_Y_MIRROR) {
 276                 dev_drv->screen0->x_mirror = 1;
 277                 dev_drv->screen0->y_mirror = 1;
 278         }
 279
 280         of_property_read_u32(root, "rockchip,debug", &debug);
 281
 282         if (debug) {
 283                 list_for_each(pos, &dev_drv->pwrlist_head) {
 284                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 285                         printk(KERN_INFO "pwr_ctr_name:%s\n"
 286                                          "pwr_type:%s\n"
 287                                          "gpio:%d\n"
 288                                          "atv_val:%d\n"
 289                                          "delay:%d\n\n",
 290                                          pwr_ctr->pwr_ctr.name,
 291                                          (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 292                                          pwr_ctr->pwr_ctr.gpio,
 293                                          pwr_ctr->pwr_ctr.atv_val,
 294                                          pwr_ctr->pwr_ctr.delay);
 295                 }
 296         }
 297
 298         return 0;
 299
 300 }
 301
 302 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 303 {
 304         struct list_head *pos;
 305         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 306         struct pwr_ctr *pwr_ctr;
 307         if (list_empty(&dev_drv->pwrlist_head))
 308                 return 0;
 309         list_for_each(pos, &dev_drv->pwrlist_head) {
 310                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 311                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 312                 if (pwr_ctr->type == GPIO) {
 313                         gpio_direction_output(pwr_ctr->gpio,pwr_ctr->atv_val);
 314                         mdelay(pwr_ctr->delay);
 315                 }
 316         }
 317
 318         return 0;
 319 }
 320
 321 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 322 {
 323         struct list_head *pos;
 324         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 325         struct pwr_ctr *pwr_ctr;
 326         if (list_empty(&dev_drv->pwrlist_head))
 327                 return 0;
 328         list_for_each(pos, &dev_drv->pwrlist_head) {
 329                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 330                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 331                 if (pwr_ctr->type == GPIO) {
 332                         gpio_set_value(pwr_ctr->gpio,!pwr_ctr->atv_val);
 333                 }
 334         }
 335         return 0;
 336 }
 337
 338 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 339                                 struct rk_screen *screen)
 340 {
 341         screen->mode.pixclock = dt->pixelclock.typ;
 342         screen->mode.left_margin = dt->hback_porch.typ;
 343         screen->mode.right_margin = dt->hfront_porch.typ;
 344         screen->mode.xres = dt->hactive.typ;
 345         screen->mode.hsync_len = dt->hsync_len.typ;
 346         screen->mode.upper_margin = dt->vback_porch.typ;
 347         screen->mode.lower_margin = dt->vfront_porch.typ;
 348         screen->mode.yres = dt->vactive.typ;
 349         screen->mode.vsync_len = dt->vsync_len.typ;
 350         screen->type = dt->screen_type;
 351         screen->lvds_format = dt->lvds_format;
 352         screen->face = dt->face;
 353
 354         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 355                 screen->pin_dclk = 1;
 356         else
 357                 screen->pin_dclk = 0;
 358         if(dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 359                 screen->pin_hsync = 1;
 360         else
 361                 screen->pin_hsync = 0;
 362         if(dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 363                 screen->pin_vsync = 1;
 364         else
 365                 screen->pin_vsync = 0;
 366         if(dt->flags & DISPLAY_FLAGS_DE_HIGH)
 367                 screen->pin_den = 1;
 368         else
 369                 screen->pin_den = 0;
 370
 371         return 0;
 372
 373 }
 374
 375 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 376 {
 377         struct display_timings *disp_timing;
 378         struct display_timing *dt;
 379         disp_timing = of_get_display_timings(np);
 380         if (!disp_timing) {
 381                 pr_err("parse display timing err\n");
 382                 return -EINVAL;
 383         }
 384         dt = display_timings_get(disp_timing, 0);
 385         rk_fb_video_mode_from_timing(dt, screen);
 386         printk(KERN_DEBUG "dclk:%d\n"
 387                          "hactive:%d\n"
 388                          "hback_porch:%d\n"
 389                          "hfront_porch:%d\n"
 390                          "hsync_len:%d\n"
 391                          "vactive:%d\n"
 392                          "vback_porch:%d\n"
 393                          "vfront_porch:%d\n"
 394                          "vsync_len:%d\n"
 395                          "screen_type:%d\n"
 396                          "lvds_format:%d\n"
 397                          "face:%d\n",
 398                         dt->pixelclock.typ,
 399                         dt->hactive.typ,
 400                         dt->hback_porch.typ,
 401                         dt->hfront_porch.typ,
 402                         dt->hsync_len.typ,
 403                         dt->vactive.typ,
 404                         dt->vback_porch.typ,
 405                         dt->vfront_porch.typ,
 406                         dt->vsync_len.typ,
 407                         dt->screen_type,
 408                         dt->lvds_format,
 409                         dt->face);
 410         return 0;
 411
 412 }
 413
 414 int  rk_fb_calc_fps(struct rk_screen * screen, u32 pixclock)
 415 {
 416         int x, y;
 417         unsigned long long hz;
 418         if (!screen) {
 419                 printk(KERN_ERR "%s:null screen!\n", __func__);
 420                 return 0;
 421         }
 422         x = screen->mode.xres + screen->mode.left_margin + screen->mode.right_margin +
 423             screen->mode.hsync_len;
 424         y = screen->mode.yres + screen->mode.upper_margin + screen->mode.lower_margin +
 425             screen->mode.vsync_len;
 426
 427         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 428
 429         hz += (x * y) / 2;
 430         do_div(hz, x * y);      /* divide by x * y with rounding */
 431
 432         hz += pixclock / 2;
 433         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 434
 435         return hz;
 436 }
 437
 438 char *get_format_string(enum data_format format, char *fmt)
 439 {
 440         if (!fmt)
 441                 return NULL;
 442         switch (format) {
 443         case ARGB888:
 444                 strcpy(fmt, "ARGB888");
 445                 break;
 446         case RGB888:
 447                 strcpy(fmt, "RGB888");
 448                 break;
 449         case RGB565:
 450                 strcpy(fmt, "RGB565");
 451                 break;
 452         case YUV420:
 453                 strcpy(fmt, "YUV420");
 454                 break;
 455         case YUV422:
 456                 strcpy(fmt, "YUV422");
 457                 break;
 458         case YUV444:
 459                 strcpy(fmt, "YUV444");
 460                 break;
 461         case YUV420_A:
 462                 strcpy(fmt, "YUV420_A");
 463                 break;
 464         case YUV422_A:
 465                 strcpy(fmt, "YUV422_A");
 466                 break;
 467         case YUV444_A:
 468                 strcpy(fmt, "YUV444_A");
 469                 break;
 470         case XRGB888:
 471                 strcpy(fmt, "XRGB888");
 472                 break;
 473         case XBGR888:
 474                 strcpy(fmt, "XBGR888");
 475                 break;
 476         case ABGR888:
 477                 strcpy(fmt, "XBGR888");
 478                 break;
 479         default:
 480                 strcpy(fmt, "invalid");
 481                 break;
 482         }
 483
 484         return fmt;
 485
 486 }
 487
 488
 489
 490 /**********************************************************************
 491 this is for hdmi
 492 name: lcdc device name ,lcdc0 , lcdc1
 493 ***********************************************************************/
 494 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 495 {
 496         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
 497         int i = 0;
 498         for (i = 0; i < inf->num_lcdc; i++) {
 499                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name))
 500                         break;
 501         }
 502         return inf->lcdc_dev_drv[i];
 503
 504 }
 505
 506 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 507 {
 508         struct rk_fb *inf = NULL;
 509         struct rk_lcdc_driver *dev_drv = NULL;
 510         int i = 0;
 511
 512         if (likely(fb_pdev))
 513                 inf = platform_get_drvdata(fb_pdev);
 514         else
 515                 return NULL;
 516
 517         for (i = 0; i < inf->num_lcdc; i++) {
 518                 if (inf->lcdc_dev_drv[i]->prop ==  PRMRY) {
 519                         dev_drv = inf->lcdc_dev_drv[i];
 520                         break;
 521                 }
 522         }
 523
 524         return dev_drv;
 525 }
 526
 527
 528 int rk_fb_get_prmry_screen_ft(void)
 529 {
 530         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 531         uint32_t htotal, vtotal, pix_total, ft_us, dclk_mhz;
 532
 533         if (unlikely(!dev_drv))
 534                 return 0;
 535
 536         dclk_mhz = dev_drv->pixclock/(1000*1000);
 537
 538         htotal = (dev_drv->cur_screen->mode.upper_margin + dev_drv->cur_screen->mode.lower_margin +
 539                 dev_drv->cur_screen->mode.yres + dev_drv->cur_screen->mode.vsync_len);
 540         vtotal = (dev_drv->cur_screen->mode.left_margin + dev_drv->cur_screen->mode.right_margin +
 541                 dev_drv->cur_screen->mode.xres + dev_drv->cur_screen->mode.hsync_len);
 542         pix_total = htotal*vtotal;
 543         ft_us = pix_total / dclk_mhz;
 544
 545         return ft_us;
 546 }
 547
 548 static struct rk_lcdc_driver  *rk_get_extend_lcdc_drv(void)
 549 {
 550         struct rk_fb *inf = NULL;
 551         struct rk_lcdc_driver *dev_drv = NULL;
 552         int i = 0;
 553
 554         if (likely(fb_pdev))
 555                 inf = platform_get_drvdata(fb_pdev);
 556         else
 557                 return NULL;
 558
 559         for (i = 0; i < inf->num_lcdc; i++) {
 560                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 561                         dev_drv = inf->lcdc_dev_drv[i];
 562                         break;
 563                 }
 564         }
 565
 566         return dev_drv;
 567 }
 568
 569
 570 u32 rk_fb_get_prmry_screen_pixclock(void)
 571 {
 572         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 573         return dev_drv->pixclock;
 574 }
 575
 576 int rk_fb_poll_prmry_screen_vblank(void)
 577 {
 578         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 579         if (likely(dev_drv)) {
 580                 if (dev_drv->ops->poll_vblank)
 581                         return dev_drv->ops->poll_vblank(dev_drv);
 582                 else
 583                         return RK_LF_STATUS_NC;
 584         } else
 585                 return RK_LF_STATUS_NC;
 586 }
 587
 588 bool rk_fb_poll_wait_frame_complete(void)
 589 {
 590         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 591         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC)
 592                 return false;
 593
 594         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR)  &&  --timeout);
 595         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC)  &&  --timeout);
 596
 597         return true;
 598 }
 599 static int rk_fb_open(struct fb_info *info, int user)
 600 {
 601         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 602         int win_id;
 603
 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
 792 static int rk_fb_rotate(struct fb_info *dst_info,
 793                                 struct fb_info *src_info, int offset)
 794 {
 795         #if defined(CONFIG_RK29_IPP)
 796                 fb_copy_by_ipp(dst_info, src_info, offset);
 797         #else
 798                 return -1;
 799         #endif
 800                 return 0;
 801 }
 802 static int rk_fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
 803 {
 804         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
 805         struct rk_lcdc_driver *dev_drv  = (struct rk_lcdc_driver *)info->par;
 806         struct fb_fix_screeninfo *fix = &info->fix;
 807         struct fb_info *extend_info = NULL;
 808         struct rk_lcdc_driver *extend_dev_drv = NULL;
 809         int win_id = 0, extend_win_id = 0;
 810         struct rk_lcdc_win *extend_win = NULL;
 811         struct rk_lcdc_win *win = NULL;
 812         struct rk_screen *screen = dev_drv->cur_screen;
 813         int fb_id = 0;
 814
 815
 816         u32 xoffset = var->xoffset;
 817         u32 yoffset = var->yoffset;
 818         u32 xvir = var->xres_virtual;
 819         u32 yvir = var->yres_virtual;
 820         /*u8 data_format = var->nonstd&0xff;*/
 821
 822         u8  pixel_width;
 823         u32 vir_width_bit;
 824         u32 stride,uv_stride;
 825         u32 stride_32bit_1;
 826         u32 stride_32bit_2;
 827         u16 uv_x_off,uv_y_off,uv_y_act;
 828         u8  is_pic_yuv=0;
 829
 830         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 831         if (win_id < 0)
 832                 return  -ENODEV;
 833         else
 834                 win = dev_drv->win[win_id];
 835
 836         if (rk_fb->disp_mode == DUAL) {
 837                 fb_id = get_extend_fb_id(info);
 838                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
 839                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
 840                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
 841                                                 extend_info->fix.id);
 842                 extend_win = extend_dev_drv->win[extend_win_id];
 843         }
 844         pixel_width = rk_fb_pixel_width(win->format);
 845         vir_width_bit = pixel_width * xvir;
 846         stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
 847         stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
 848
 849         stride    = stride_32bit_1;//default rgb
 850         fix->line_length = stride;
 851
 852         switch (win->format){
 853         case YUV422:
 854         case YUV422_A:
 855                 is_pic_yuv = 1;
 856                 stride     = stride_32bit_1;
 857                 uv_stride  = stride_32bit_1>> 1 ;//
 858                 uv_x_off   = xoffset >> 1 ;//
 859                 uv_y_off   = yoffset;//0
 860                 fix->line_length = stride;
 861                 uv_y_act = win->area[0].yact>>1;
 862                 break;
 863         case YUV420://420sp
 864         case YUV420_A:
 865                 is_pic_yuv = 1;
 866                 stride     = stride_32bit_1;
 867                 uv_stride  = stride_32bit_1;
 868                 uv_x_off   = xoffset;
 869                 uv_y_off   = yoffset >> 1;
 870                 fix->line_length = stride;
 871                 uv_y_act = win->area[0].yact>>1;
 872                 break;
 873         case YUV444:
 874         case YUV444_A:
 875                 is_pic_yuv = 1;
 876                 stride     = stride_32bit_1;
 877                 uv_stride  = stride_32bit_2;
 878                 uv_x_off   = xoffset*2;
 879                 uv_y_off   = yoffset;
 880                 fix->line_length = stride<<2;
 881                 uv_y_act = win->area[0].yact;
 882                 break;
 883         default:
 884                 break;
 885         }
 886
 887         // x y mirror ,jump line
 888         if (screen->y_mirror == 1) {
 889                 if (screen->interlace == 1) {
 890                         win->area[0].y_offset = yoffset*stride*2 +
 891                                                         ((win->area[0].yact-1)*2+1)*stride +
 892                                                         xoffset*pixel_width/8;
 893                 } else {
 894                         win->area[0].y_offset = yoffset*stride +
 895                                                         (win->area[0].yact-1)*stride +
 896                                                         xoffset*pixel_width/8;
 897                 }
 898         } else {
 899                 if (screen->interlace == 1) {
 900                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
 901                 } else {
 902                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
 903                 }
 904         }
 905         if (is_pic_yuv == 1) {
 906                 if(screen->y_mirror == 1) {
 907                         if (screen->interlace == 1) {
 908                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
 909                                                                 ((uv_y_act-1)*2+1)*uv_stride +
 910                                                                 uv_x_off*pixel_width/8;
 911                         } else {
 912                                 win->area[0].c_offset = uv_y_off*uv_stride +
 913                                                                 (uv_y_act - 1)*uv_stride +
 914                                                                 uv_x_off*pixel_width/8;
 915                         }
 916                 } else {
 917                         if (screen->interlace == 1) {
 918                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
 919                         } else {
 920                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
 921                         }
 922                 }
 923         }
 924
 925
 926         win->area[0].smem_start = fix->smem_start;
 927         win->area[0].cbr_start = fix->mmio_start;//fix->smem_start + xvir * yvir;
 928         win->state=1;
 929         win->area[0].state=1;
 930         win->area_num = 1;
 931
 932         dev_drv->ops->pan_display(dev_drv, win_id);
 933         if (rk_fb->disp_mode == DUAL) {
 934                 if (extend_win->state && (hdmi_switch_complete)) {
 935                         extend_win->area[0].y_offset = win->area[0].y_offset;
 936                 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
 937                         rk_fb_rotate(extend_info, info, win->area[0].y_offset);
 938                 #endif
 939                         extend_dev_drv->ops->pan_display(extend_dev_drv, extend_win_id);
 940                 }
 941         }
 942
 943         #ifdef  CONFIG_FB_MIRRORING
 944         if (video_data_to_mirroring)
 945                 video_data_to_mirroring(info, NULL);
 946         #endif
 947         dev_drv->ops->cfg_done(dev_drv);
 948         return 0;
 949 }
 950
 951 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
 952 {
 953         int i,j;
 954         i = list_empty(&dev_drv->update_regs_list);
 955         j = list_empty(&saved_list);
 956         return i==j?0:1;
 957
 958 }
 959
 960 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv,
 961         struct sync_fence *fence)
 962 {
 963         int err = sync_fence_wait(fence, 1000);
 964
 965         if (err >= 0)
 966                 return;
 967
 968         if (err == -ETIME)
 969                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
 970
 971         if (err < 0)
 972                 printk("error waiting on fence\n");
 973 }
 974
 975 #ifdef USE_ION_MMU
 976 static unsigned int rk_fb_map_ion_handle(struct fb_info *info,
 977         struct rk_fb_reg_area_data *reg_area_data,
 978         struct ion_handle *ion_handle,struct dma_buf *buf)
 979 {
 980         struct rk_lcdc_driver *dev_drv  = (struct rk_lcdc_driver *)info->par;
 981         reg_area_data->dma_buf = buf;
 982         reg_area_data->attachment =
 983                 dma_buf_attach(reg_area_data->dma_buf, dev_drv->dev);
 984         if (IS_ERR_OR_NULL(reg_area_data->attachment)) {
 985                 dev_err(dev_drv->dev, "dma_buf_attach() failed: %ld\n",
 986                                 PTR_ERR(reg_area_data->attachment));
 987                 goto err_buf_map_attach;
 988         }
 989
 990         reg_area_data->sg_table = dma_buf_map_attachment(reg_area_data->attachment,
 991                                                                 DMA_BIDIRECTIONAL);
 992         if (IS_ERR_OR_NULL(reg_area_data->sg_table)) {
 993                 dev_err(dev_drv->dev, "dma_buf_map_attachment() failed: %ld\n",
 994                                 PTR_ERR(reg_area_data->sg_table));
 995                 goto err_buf_map_attachment;
 996         }
 997
 998         reg_area_data->dma_addr = iovmm_map(dev_drv->dev, reg_area_data->sg_table->sgl, 0,
 999                         buf->size);
1000         if (!reg_area_data->dma_addr || IS_ERR_VALUE(reg_area_data->dma_addr)) {
1001                 dev_err(dev_drv->dev, "iovmm_map() failed: %d\n", reg_area_data->dma_addr);
1002                 goto err_iovmm_map;
1003         }
1004         reg_area_data->ion_handle = ion_handle;
1005         return reg_area_data->dma_buf->size;
1006
1007 err_iovmm_map:
1008         dma_buf_unmap_attachment(reg_area_data->attachment,
1009                 reg_area_data->sg_table,DMA_BIDIRECTIONAL);
1010 err_buf_map_attachment:
1011         dma_buf_detach(buf, reg_area_data->attachment);
1012 err_buf_map_attach:
1013         return 0;
1014 }
1015
1016 int rk_fb_sysmmu_fault_handler(struct device *dev,
1017                 enum rk_sysmmu_inttype itype, unsigned long pgtable_base,
1018                 unsigned long fault_addr,unsigned int statu)
1019 {
1020         /*struct fb_info *fbi = dev_get_drvdata(dev);
1021         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
1022
1023         pr_err("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1024                         fault_addr, pgtable_base,statu);
1025         dev_drv->ops->dump_reg(dev_drv);
1026         pr_err("Generating Kernel OOPS... because it is unrecoverable.\n");
1027         BUG();*/
1028
1029         return 0;
1030 }
1031 #endif
1032
1033 void rk_fb_free_dma_buf(struct device *dev,struct rk_fb_reg_win_data *reg_win_data)
1034 {
1035         int i,index_buf;
1036         struct rk_fb_reg_area_data *area_data;
1037         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1038 #ifdef H_USE_FENCE
1039         for(i=0;i<RK_WIN_MAX_AREA;i++){
1040                 if(reg_win_data->reg_area_data[i].acq_fence)
1041                         sync_fence_put(reg_win_data->reg_area_data[i].acq_fence);
1042         }
1043 #endif
1044         for(i=0;i<reg_win_data->area_num;i++){
1045                 area_data = &reg_win_data->reg_area_data[i];
1046                 index_buf = area_data->index_buf;
1047                 if(index_buf == 1){
1048                         #ifdef USE_ION_MMU
1049                         iovmm_unmap(dev,area_data->dma_addr);
1050                         dma_buf_unmap_attachment(area_data->attachment, area_data->sg_table,
1051                                 DMA_BIDIRECTIONAL);
1052                         dma_buf_detach(area_data->dma_buf, area_data->attachment);
1053                         dma_buf_put(area_data->dma_buf);
1054                         #endif
1055                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1056                 }
1057         }
1058         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1059 }
1060
1061 static void rk_fb_update_driver(struct rk_lcdc_win *win,struct rk_fb_reg_win_data *reg_win_data)
1062 {
1063         int i=0;
1064         //struct rk_lcdc_win *win;
1065         //win = dev_drv->win[reg_win_data->win_id];
1066         win->area_num = reg_win_data->area_num;
1067         win->format = reg_win_data->data_format;
1068         win->id = reg_win_data->win_id;
1069         win->z_order = reg_win_data->z_order;
1070
1071         #if 0
1072         for(i=0;i<win->area_num;i++)
1073         {
1074                 printk("i=%d:area[%d]=%x,reg_area_data[%d]=%x,mem_start=%x\n",
1075                         i,i,&win->area[i],i,&reg_win_data->reg_area_data[i],reg_win_data->reg_area_data[i].smem_start);
1076
1077                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1078                 win->area[i].cbr_start  = reg_win_data->reg_area_data[i].cbr_start;
1079                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1080                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1081                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1082                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1083                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1084                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1085                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1086                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1087                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1088                 win->area[i].c_offset      = reg_win_data->reg_area_data[i].c_offset;
1089                 win->area[i].state = 1;
1090         }
1091         #else
1092         if(reg_win_data->reg_area_data[0].smem_start > 0){
1093                 win->state = 1;
1094                 win->area_num = reg_win_data->area_num;
1095                 win->format = reg_win_data->data_format;
1096                 win->id = reg_win_data->win_id;
1097                 win->z_order = reg_win_data->z_order;
1098                 win->area[0].uv_vir_stride = reg_win_data->reg_area_data[0].uv_vir_stride;
1099                 win->area[0].cbr_start = reg_win_data->reg_area_data[0].cbr_start;
1100                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1101                 win->alpha_en = reg_win_data->alpha_en;
1102                 win->alpha_mode = reg_win_data->alpha_mode;
1103                 win->g_alpha_val = reg_win_data->g_alpha_val;
1104                 for(i=0;i<RK_WIN_MAX_AREA;i++)
1105                 {
1106                         if(reg_win_data->reg_area_data[i].smem_start > 0){
1107                                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1108                                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1109                                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1110                                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1111                                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1112                                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1113                                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1114                                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1115                                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1116                                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1117                                 win->area[i].y_vir_stride  = reg_win_data->reg_area_data[i].y_vir_stride;
1118                                 win->area[i].state = 1;
1119                         }else{
1120                                 win->area[i].state = 0;
1121                         }
1122                 }
1123         }else{
1124                 //win->state = 0;
1125                 //win->z_order = -1;
1126         }
1127         #endif
1128
1129 }
1130
1131
1132 static void rk_fb_update_reg(struct rk_lcdc_driver * dev_drv,struct rk_fb_reg_data *regs)
1133 {
1134         int i,j,ret=0;
1135         struct rk_lcdc_win *win;
1136         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1137         //struct rk_fb_reg_win_data old_reg_win_data[RK30_MAX_LAYER_SUPPORT];
1138         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1139         struct rk_lcdc_driver *ext_dev_drv;
1140         struct rk_lcdc_win *ext_win;
1141
1142         for(i=0;i<dev_drv->lcdc_win_num;i++){
1143                 //old_reg_win_data[i]= regs->reg_win_data[i];
1144                 win = dev_drv->win[i];
1145                 for(j=0;j<regs->win_num;j++){
1146                         if(i == regs->reg_win_data[j].win_id)
1147                                 break;
1148                 }
1149                 if(j<regs->win_num){
1150                         rk_fb_update_driver(win,&regs->reg_win_data[j]);
1151                         win->state = 1;
1152                         dev_drv->ops->set_par(dev_drv,i);
1153                         dev_drv->ops->pan_display(dev_drv,i);
1154                 }else{
1155                         win->z_order = -1;
1156                         win->state = 0;
1157                 }
1158         }
1159         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1160
1161         if (rk_fb->disp_mode == DUAL && hdmi_switch_complete) {
1162                 for (i = 0; i < rk_fb->num_lcdc; i++) {
1163                         if(rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
1164                                 ext_dev_drv = rk_fb->lcdc_dev_drv[i];
1165                                 break;
1166                         }
1167                 }
1168                 if (i == rk_fb->num_lcdc) {
1169                         printk(KERN_ERR "hdmi lcdc driver not found!\n");
1170                         goto ext_win_exit;
1171                 }
1172
1173                 //hdmi just need set win0 only(win0 have only one area),other win is disable
1174                 ext_win = ext_dev_drv->win[0];
1175                 for (j = 0;j < regs->win_num; j++) {
1176                         if(0 == regs->reg_win_data[j].win_id)
1177                                 break;
1178                 }
1179                 if (j < regs->win_num){
1180                         rk_fb_update_driver(ext_win, &regs->reg_win_data[j]);
1181                         if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1182                                 ext_win->area[0].xsize = (ext_dev_drv->cur_screen->xsize * win->area[0].xsize) / dev_drv->cur_screen->mode.xres;
1183                                 ext_win->area[0].ysize = (ext_dev_drv->cur_screen->ysize * win->area[0].ysize) / dev_drv->cur_screen->mode.yres;
1184                                 ext_win->area[0].xpos = ((ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1)
1185                                                                 + ext_dev_drv->cur_screen->xsize * win->area[0].xpos / dev_drv->cur_screen->mode.xres;
1186                                 ext_win->area[0].ypos = ((ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1)
1187                                                                 + ext_dev_drv->cur_screen->ysize * win->area[0].ypos / dev_drv->cur_screen->mode.yres;
1188                         }
1189                         else {
1190                                 ext_win->area[0].xpos = (ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1;
1191                                 ext_win->area[0].ypos = (ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1;
1192                                 ext_win->area[0].xsize = ext_dev_drv->cur_screen->xsize;
1193                                 ext_win->area[0].ysize = ext_dev_drv->cur_screen->ysize;
1194                         }
1195                         ext_win->alpha_en = 0;  //hdmi only one win so disable alpha
1196                         ext_win->state = 1;
1197                 }
1198                 else {
1199                         ext_win->state = 0;
1200                 }
1201
1202                 if (ext_win->area[0].xact < ext_win->area[0].yact) {
1203                         ext_win->area[0].xact = win->area[0].yact;
1204                         ext_win->area[0].yact = win->area[0].xact;
1205                         ext_win->area[0].xvir = win->area[0].yact;
1206                 }
1207
1208                 //disable the other win,except win0
1209                 for (i = 1; i < ext_dev_drv->lcdc_win_num; i ++) {
1210                         ext_win = ext_dev_drv->win[i];
1211                         ext_win->state = 0;
1212                 }
1213                 ext_dev_drv->ops->set_par(ext_dev_drv, 0);
1214                 ext_dev_drv->ops->pan_display(ext_dev_drv, 0);
1215                 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1216         }
1217 ext_win_exit:
1218         dev_drv->ops->cfg_done(dev_drv);
1219
1220 #if 0
1221         for(i=0;i<2;i++){
1222                 printk("win[%d]:drv_win_state=%d\n",i,dev_drv->win[i]->state);
1223                 for(j=0;j<4;j++){
1224                         printk("area[%d]:state=%d,mem_addr=%x\n",
1225                                 i,dev_drv->win[i]->area[j].state,dev_drv->win[i]->area[j].smem_start);
1226                 }
1227         }
1228 #endif
1229         /*dev_drv->screen0->post_xsize = regs->post_cfg.xsize;
1230         dev_drv->screen0->post_ysize = regs->post_cfg.ysize;
1231         dev_drv->screen0->post_dsp_stx = regs->post_cfg.xpos;
1232         dev_drv->screen0->post_dsp_sty = regs->post_cfg.ypos;*/
1233
1234         /*dev_drv->atv_layer_cnt = regs->win_num;
1235         dev_drv->ops->set_par(dev_drv,0);*/
1236
1237         ret = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1238                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp),msecs_to_jiffies(dev_drv->cur_screen->ft+5));
1239
1240 #ifdef H_USE_FENCE
1241         sw_sync_timeline_inc(dev_drv->timeline, 1);
1242 #endif
1243         for(i=0;i<regs->win_num;i++){
1244                 rk_fb_free_dma_buf(dev_drv->dev,&regs->reg_win_data[i]);
1245         }
1246         if (dev_drv->wait_fs == 1)
1247                 kfree(regs);
1248 }
1249
1250 static void rk_fb_update_regs_handler(struct kthread_work *work)
1251 {
1252         struct rk_lcdc_driver * dev_drv =
1253                         container_of(work, struct rk_lcdc_driver, update_regs_work);
1254         struct rk_fb_reg_data *data, *next;
1255         //struct list_head saved_list;
1256         mutex_lock(&dev_drv->update_regs_list_lock);
1257         saved_list = dev_drv->update_regs_list;
1258         list_replace_init(&dev_drv->update_regs_list, &saved_list);
1259         mutex_unlock(&dev_drv->update_regs_list_lock);
1260
1261         list_for_each_entry_safe(data, next, &saved_list, list) {
1262                 rk_fb_update_reg(dev_drv,data);
1263                 list_del(&data->list);
1264                 kfree(data);
1265         }
1266 }
1267
1268 static int rk_fb_set_win_buffer(struct fb_info *info,
1269         struct rk_fb_win_par *win_par,struct rk_fb_reg_win_data *reg_win_data)
1270 {
1271         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1272         //struct fb_var_screeninfo *var = &info->var;
1273         struct fb_fix_screeninfo *fix = &info->fix;
1274         struct rk_lcdc_driver * dev_drv = (struct rk_lcdc_driver * )info->par;
1275         struct rk_screen *screen = dev_drv->cur_screen;
1276
1277         int i,j,ion_fd,acq_fence_fd;
1278         u32 xvir,yvir;
1279         u32 xoffset,yoffset;
1280
1281         struct ion_handle *hdl;
1282         size_t len;
1283         int index_buf;
1284         u8  fb_data_fmt;
1285         u8  pixel_width;
1286         u32 vir_width_bit;
1287         u32 stride,uv_stride;
1288         u32 stride_32bit_1;
1289         u32 stride_32bit_2;
1290         u32 stride_128bit_1;
1291         u32 stride_128bit_2;
1292         u16 uv_x_off,uv_y_off,uv_y_act;
1293         u8  is_pic_yuv=0;
1294         u8  ppixel_a=0,global_a=0;
1295 #ifdef USE_ION_MMU
1296         struct dma_buf *buf;
1297 #else
1298         ion_phys_addr_t phy_addr;
1299 #endif
1300         reg_win_data->reg_area_data[0].smem_start = -1;
1301         reg_win_data->area_num = 0;
1302         if(win_par->area_par[0].phy_addr == 0){
1303                 for(i=0;i<RK_WIN_MAX_AREA;i++){
1304                         ion_fd = win_par->area_par[i].ion_fd;
1305                         if(ion_fd > 0){
1306                                 reg_win_data->area_num++;
1307                                 for(j=0;j<i;j++){
1308                                         if(ion_fd == win_par->area_par[j].ion_fd){
1309                                                 printk("region[%d] fd is same to region[%d]:fd=%d",
1310                                                         i,j,ion_fd);
1311                                                 break;
1312                                         }
1313                                 }
1314                                 if(j == i){
1315                                         hdl = ion_import_dma_buf(rk_fb->ion_client, ion_fd);
1316                                         reg_win_data->reg_area_data[i].ion_handle = hdl;
1317                                         #ifndef USE_ION_MMU
1318                                                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1319                                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1320                                         #else
1321                                                 buf = ion_share_dma_buf(rk_fb->ion_client, hdl);
1322                                                 if (IS_ERR_OR_NULL(buf)) {
1323                                                         dev_err(info->dev, "ion_share_dma_buf() failed\n");
1324                                                         goto err_share_dma_buf;
1325                                                 }
1326                                                 rk_fb_map_ion_handle(info,&reg_win_data->reg_area_data[i],hdl,buf);
1327                                                 reg_win_data->reg_area_data[i].smem_start =
1328                                                         reg_win_data->reg_area_data[i].dma_addr;
1329                                         #endif
1330                                         reg_win_data->area_buf_num++;
1331                                         reg_win_data->reg_area_data[i].index_buf = 1;
1332                                 }else{
1333                                         reg_win_data->reg_area_data[i].smem_start =
1334                                                 reg_win_data->reg_area_data[j].smem_start;
1335                                 }
1336                         }
1337                         #if 0
1338                         printk("i=%d,ion_fd=%d,addr=0x%x,area_num=%d,area_buf_num=%d\n",
1339                                 i,ion_fd,reg_win_data->reg_area_data[i].smem_start,
1340                                 reg_win_data->area_num,reg_win_data->area_buf_num);
1341                         #endif
1342                 }
1343         }else{
1344                 reg_win_data->reg_area_data[0].smem_start =
1345                 win_par->area_par[0].phy_addr;
1346                 reg_win_data->area_num = 1;
1347         }
1348
1349         if(reg_win_data->area_num == 0){
1350                 return 0;
1351         }
1352
1353         for(i=0;i<reg_win_data->area_num;i++){
1354                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1355                 index_buf = reg_win_data->reg_area_data[i].index_buf;
1356                 if((acq_fence_fd > 0)&&(index_buf == 1)){
1357                         reg_win_data->reg_area_data[i].acq_fence =
1358                                 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1359                 }
1360         }
1361         fb_data_fmt = rk_fb_data_fmt(win_par->data_format,0);
1362         reg_win_data->data_format = fb_data_fmt;
1363         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1364
1365         ppixel_a = ((fb_data_fmt == ARGB888)||(fb_data_fmt == ABGR888)) ? 1:0;
1366         global_a = (win_par->g_alpha_val == 0) ? 0:1;
1367         reg_win_data->alpha_en = ppixel_a | global_a;
1368         reg_win_data->g_alpha_val = win_par->g_alpha_val;
1369         reg_win_data->alpha_mode = win_par->alpha_mode;
1370         if(reg_win_data->reg_area_data[0].smem_start > 0){
1371                 reg_win_data->z_order = win_par->z_order;
1372                 reg_win_data->win_id  = win_par->win_id;
1373         }else{
1374                 reg_win_data->z_order = -1;
1375                 reg_win_data->win_id  = -1;
1376         }
1377         for(i=0;i<reg_win_data->area_num;i++){
1378                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;//visiable pos in panel
1379                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1380
1381                 reg_win_data->reg_area_data[i].xsize= win_par->area_par[i].xsize;//realy size in panel
1382                 reg_win_data->reg_area_data[i].ysize= win_par->area_par[i].ysize;
1383
1384                 reg_win_data->reg_area_data[i].xact= win_par->area_par[i].xact;//realy size in panel
1385                 reg_win_data->reg_area_data[i].yact= win_par->area_par[i].yact;
1386
1387                 xoffset = win_par->area_par[i].x_offset;//buf offset
1388                 yoffset = win_par->area_par[i].y_offset;
1389                 xvir = win_par->area_par[i].xvir;
1390                 reg_win_data->reg_area_data[i].xvir = xvir;
1391                 yvir = win_par->area_par[i].yvir;
1392                 reg_win_data->reg_area_data[i].yvir = yvir;
1393                 #if 0
1394                 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",
1395                 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,
1396                 reg_win_data->reg_area_data[i].xact,reg_win_data->reg_area_data[i].yact,xoffset,yoffset,xvir,yvir);
1397                 #endif
1398
1399                 vir_width_bit = pixel_width * xvir;
1400                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1401                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1402
1403                 stride    = stride_32bit_1;//default rgb
1404                 fix->line_length = stride;
1405                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1406                 // x y mirror ,jump line
1407                 //reg_win_data->reg_area_data[i].y_offset = yoffset*stride+xoffset*pixel_width/8;
1408                 if (screen->y_mirror == 1) {
1409                         if (screen->interlace == 1) {
1410                                 reg_win_data->reg_area_data[i].y_offset =
1411                                         yoffset*stride*2 +
1412                                         ((reg_win_data->reg_area_data[i].yact-1)*2+1)*stride +
1413                                         xoffset*pixel_width/8;
1414                         } else {
1415                                 reg_win_data->reg_area_data[i].y_offset =
1416                                         yoffset*stride +
1417                                         (reg_win_data->reg_area_data[i].yact-1)*stride +
1418                                         xoffset*pixel_width/8;
1419                         }
1420                 } else {
1421                         if (screen->interlace == 1) {
1422                                 reg_win_data->reg_area_data[i].y_offset =
1423                                         yoffset*stride*2 + xoffset*pixel_width/8;
1424                         } else {
1425                                 reg_win_data->reg_area_data[i].y_offset =
1426                                         yoffset*stride + xoffset*pixel_width/8;
1427                         }
1428                 }
1429
1430         }
1431         switch (fb_data_fmt) {
1432         case YUV422:
1433         case YUV422_A:
1434                 is_pic_yuv = 1;
1435                 stride     = stride_32bit_1;
1436                 uv_stride  = stride_32bit_1>> 1 ;//
1437                 uv_x_off   = xoffset >> 1 ;//
1438                 uv_y_off   = yoffset;//0
1439                 fix->line_length = stride;
1440                 uv_y_act = win_par->area_par[0].yact>>1;
1441                 break;
1442         case YUV420://420sp
1443         case YUV420_A:
1444                 is_pic_yuv = 1;
1445                 stride     = stride_32bit_1;
1446                 uv_stride  = stride_32bit_1;
1447                 uv_x_off   = xoffset;
1448                 uv_y_off   = yoffset >> 1;
1449                 fix->line_length = stride;
1450                 uv_y_act = win_par->area_par[0].yact>>1;
1451                 break;
1452         case YUV444:
1453         case YUV444_A:
1454                 is_pic_yuv = 1;
1455                 stride     = stride_32bit_1;
1456                 uv_stride  = stride_32bit_2;
1457                 uv_x_off   = xoffset*2;
1458                 uv_y_off   = yoffset;
1459                 fix->line_length = stride<<2;
1460                 uv_y_act = win_par->area_par[0].yact;
1461                 break;
1462         default:
1463                 break;
1464         }
1465         if(is_pic_yuv == 1){
1466                 reg_win_data->reg_area_data[0].cbr_start =
1467                         reg_win_data->reg_area_data[0].smem_start + xvir*yvir;
1468                 reg_win_data->reg_area_data[0].uv_vir_stride =
1469                         uv_stride >> 2;
1470                 if(screen->y_mirror == 1){
1471                         if(screen->interlace == 1){
1472                                 reg_win_data->reg_area_data[0].c_offset =
1473                                                 uv_y_off*uv_stride*2 +
1474                                                 ((uv_y_act-1)*2+1)*uv_stride +
1475                                                 uv_x_off*pixel_width/8;
1476                         }else{
1477                                 reg_win_data->reg_area_data[0].c_offset =
1478                                                 uv_y_off*uv_stride +
1479                                                 (uv_y_act - 1)*uv_stride +
1480                                                 uv_x_off*pixel_width/8;
1481                         }
1482                 }else{
1483                         if(screen->interlace == 1){
1484                                 reg_win_data->reg_area_data[0].c_offset =
1485                                         uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
1486                         }else{
1487                                 reg_win_data->reg_area_data[0].c_offset =
1488                                         uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1489                         }
1490                 }
1491         }
1492         return 0;
1493 #ifdef USE_ION_MMU
1494 err_share_dma_buf:
1495         ion_free(rk_fb->ion_client, hdl);
1496         return -ENOMEM;
1497 #endif
1498 }
1499
1500 static int rk_fb_set_win_config(struct fb_info *info,
1501                 struct rk_fb_win_cfg_data *win_data)
1502 {
1503         //struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1504         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1505         struct rk_fb_reg_data *regs;
1506         struct rk_fb_reg_win_data *reg_win_data;
1507 #ifdef H_USE_FENCE
1508         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
1509         struct sync_fence *retire_fence;
1510         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
1511         struct sync_pt *retire_sync_pt;
1512         int fencd_fd;
1513         char fence_name[20];
1514 #endif
1515         int ret,i,j=0;
1516
1517         //mutex_lock(&dev_drv->output_lock);
1518         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
1519         if (!regs) {
1520                 printk("could not allocate rk_fb_reg_data\n");
1521                 ret = -ENOMEM;
1522                 return ret;
1523         }
1524
1525         /*regs->post_cfg.xpos = win_data->post_cfg.xpos;
1526         regs->post_cfg.ypos = win_data->post_cfg.ypos;
1527         regs->post_cfg.xsize = win_data->post_cfg.xsize;
1528         regs->post_cfg.ysize = win_data->post_cfg.xsize;*/
1529         for (i=0; i<dev_drv->lcdc_win_num; i++) {
1530                 if(win_data->win_par[i].win_id < dev_drv->lcdc_win_num){
1531                         rk_fb_set_win_buffer(info,&win_data->win_par[i],&regs->reg_win_data[j]);
1532                         if(regs->reg_win_data[j].area_num > 0){
1533                                 regs->win_num++;
1534                                 regs->buf_num += regs->reg_win_data[j].area_buf_num;
1535                         }
1536                         j++;
1537                 }else{
1538                         printk("error:win_id bigger than lcdc_win_num\n");
1539                         printk("i=%d,win_id=%d\n",i,win_data->win_par[i].win_id);
1540                 }
1541         }
1542         for(i=0; i<regs->win_num; i++){
1543                 reg_win_data = &regs->reg_win_data[i];
1544                 for(j=0;j<RK_WIN_MAX_AREA;j++){
1545                         if(reg_win_data->reg_area_data[j].acq_fence){
1546                                 printk("acq_fence wait!!!!!\n");
1547                                 rk_fd_fence_wait(dev_drv,
1548                                 reg_win_data->reg_area_data[j].acq_fence);
1549                         }
1550                 }
1551         }
1552
1553         mutex_lock(&dev_drv->output_lock);
1554         if(!(dev_drv->suspend_flag == 0)){
1555                 rk_fb_update_reg(dev_drv,regs);
1556                 printk("suspend_flag = 1\n");
1557                 goto err;
1558         }
1559         mutex_lock(&dev_drv->update_regs_list_lock);
1560         dev_drv->timeline_max++;
1561 #ifdef H_USE_FENCE
1562         for(i=0;i<RK_MAX_BUF_NUM;i++){
1563                 if(i<regs->buf_num){
1564                         sprintf(fence_name,"fence%d",i);
1565                         win_data->rel_fence_fd[i] =  get_unused_fd();
1566                         if (win_data->rel_fence_fd[i] < 0){
1567                                 printk("rel_fence_fd=%d\n",win_data->rel_fence_fd[i]);
1568                                 return -EFAULT;
1569                         }
1570                         release_sync_pt[i] = sw_sync_pt_create(dev_drv->timeline,
1571                                 dev_drv->timeline_max);
1572                         release_fence[i] = sync_fence_create(fence_name, release_sync_pt[i]);
1573                         sync_fence_install(release_fence[i], win_data->rel_fence_fd[i]);
1574                 }else{
1575                         win_data->rel_fence_fd[i] = -1;
1576                 }
1577         }
1578
1579         win_data->ret_fence_fd =  get_unused_fd();
1580         if (win_data->ret_fence_fd < 0){
1581                 printk("ret_fence_fd=%d\n",win_data->ret_fence_fd);
1582                 return -EFAULT;
1583         }
1584         retire_sync_pt = sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
1585         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
1586         sync_fence_install(retire_fence, win_data->ret_fence_fd);
1587 #else
1588         for(i=0;i<RK_MAX_BUF_NUM;i++){
1589                 win_data->rel_fence_fd[i] = -1;
1590         }
1591         win_data->ret_fence_fd = -1;
1592 #endif
1593         if(dev_drv->wait_fs == 0){
1594                 list_add_tail(&regs->list,&dev_drv->update_regs_list);
1595                 mutex_unlock(&dev_drv->update_regs_list_lock);
1596                 queue_kthread_work(&dev_drv->update_regs_worker,
1597                                 &dev_drv->update_regs_work);
1598         }else{
1599                 mutex_unlock(&dev_drv->update_regs_list_lock);
1600                 rk_fb_update_reg(dev_drv,regs);
1601         }
1602
1603 err:
1604         mutex_unlock(&dev_drv->output_lock);
1605         return ret;
1606 }
1607
1608 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
1609 {
1610         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1611         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1612         struct fb_fix_screeninfo *fix = &info->fix;
1613         int fb_id = 0, extend_win_id = 0;
1614         struct fb_info *extend_info = NULL;
1615         struct rk_lcdc_driver *extend_dev_drv = NULL;
1616         struct rk_lcdc_win *extend_win = NULL;
1617         struct rk_lcdc_win *win;
1618         int enable; /* enable fb:1 enable;0 disable*/
1619         int ovl;   /*overlay:0 win1 on the top of win0;1,win0 on the top of win1*/
1620         int num_buf; /*buffer_number*/
1621         int ret;
1622         struct rk_fb_win_cfg_data win_data;
1623         unsigned int dsp_addr[4];
1624         int list_stat;
1625
1626         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1627
1628         void __user *argp = (void __user *)arg;
1629         win = dev_drv->win[win_id];
1630         if (rk_fb->disp_mode == DUAL) {
1631                 fb_id = get_extend_fb_id(info);
1632                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1633                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1634                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1635                                                 extend_info->fix.id);
1636                 extend_win = extend_dev_drv->win[extend_win_id];
1637         }
1638
1639         switch (cmd) {
1640         case RK_FBIOSET_YUV_ADDR:
1641         {
1642                 u32 yuv_phy[2];
1643                 if (copy_from_user(yuv_phy, argp, 8))
1644                         return -EFAULT;
1645                 fix->smem_start = yuv_phy[0];
1646                 fix->mmio_start = yuv_phy[1];
1647                 break;
1648         }
1649         case RK_FBIOSET_ENABLE:
1650                 if (copy_from_user(&enable, argp, sizeof(enable)))
1651                         return -EFAULT;
1652                 dev_drv->ops->open(dev_drv, win_id, enable);
1653                 break;
1654         case RK_FBIOGET_ENABLE:
1655                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
1656                 if (copy_to_user(argp, &enable, sizeof(enable)))
1657                         return -EFAULT;
1658                 break;
1659         case RK_FBIOSET_OVERLAY_STATE:
1660                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
1661                         return -EFAULT;
1662                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
1663                 break;
1664         case RK_FBIOGET_OVERLAY_STATE:
1665                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
1666                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
1667                         return -EFAULT;
1668                 break;
1669         case RK_FBIOPUT_NUM_BUFFERS:
1670                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
1671                         return -EFAULT;
1672                 dev_drv->num_buf = num_buf;
1673                 break;
1674         case RK_FBIOSET_VSYNC_ENABLE:
1675                 if (copy_from_user(&enable, argp, sizeof(enable)))
1676                         return -EFAULT;
1677                 dev_drv->vsync_info.active = enable;
1678                 break;
1679
1680         case RK_FBIOGET_DSP_ADDR:
1681                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1682                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
1683                         return -EFAULT;
1684                 break;
1685         case RK_FBIOGET_LIST_STAT:
1686                 list_stat = rk_fb_get_list_stat(dev_drv);
1687                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
1688                         return -EFAULT;
1689
1690                 break;
1691
1692 #if defined(CONFIG_ION_ROCKCHIP)
1693         case RK_FBIOSET_DMABUF_FD:
1694         {
1695                 int usr_fd;
1696                 struct ion_handle *hdl;
1697                 ion_phys_addr_t phy_addr;
1698                 size_t len;
1699                 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
1700                         return -EFAULT;
1701                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
1702                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1703                 fix->smem_start = phy_addr;
1704                 break;
1705         }
1706         case RK_FBIOGET_DMABUF_FD:
1707         {
1708                 int fd = ion_share_dma_buf_fd(rk_fb->ion_client, win->area[0].ion_hdl);
1709                 if (fd < 0) {
1710                         dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
1711                         return fd;
1712                 }
1713                 if (copy_to_user(argp, &fd, sizeof(fd)))
1714                         return -EFAULT;
1715                 break;
1716         }
1717 #endif
1718         case RK_FBIOSET_CONFIG_DONE:
1719                 if(copy_from_user(&win_data,
1720                         (struct rk_fb_win_cfg_data __user *)argp,
1721                         sizeof(win_data))){
1722                         ret = -EFAULT;
1723                         break;
1724                 };
1725
1726                 dev_drv->wait_fs = win_data.wait_fs;
1727                 rk_fb_set_win_config(info,&win_data);
1728
1729                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
1730                          &win_data,
1731                         sizeof(win_data))) {
1732                         ret = -EFAULT;
1733                         break;
1734                 }
1735                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
1736                 break;
1737         default:
1738                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
1739                 break;
1740         }
1741
1742         return 0;
1743 }
1744
1745 static int rk_fb_blank(int blank_mode, struct fb_info *info)
1746 {
1747         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1748         struct fb_fix_screeninfo *fix = &info->fix;
1749         int win_id;
1750 #if defined(CONFIG_RK_HDMI)
1751         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1752 #endif
1753
1754         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
1755         if (win_id < 0)
1756                 return  -ENODEV;
1757 #if defined(CONFIG_RK_HDMI)
1758         if ((rk_fb->disp_mode == ONE_DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
1759                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
1760         } else
1761 #endif
1762         {
1763                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
1764         }
1765         return 0;
1766 }
1767
1768 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
1769 {
1770
1771         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
1772                 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
1773                 ((16 != var->bits_per_pixel) && (32 != var->bits_per_pixel))) {
1774                 dev_err(info->dev, "%s check var fail 1:\n"
1775                                 "xres_vir:%d>>yres_vir:%d\n"
1776                                 "xres:%d>>yres:%d\n"
1777                                 "bits_per_pixel:%d\n",
1778                                 info->fix.id,
1779                                 var->xres_virtual,
1780                                 var->yres_virtual,
1781                                 var->xres,
1782                                 var->yres,
1783                                 var->bits_per_pixel);
1784                 return -EINVAL;
1785         }
1786
1787         if (((var->xoffset+var->xres) > var->xres_virtual) ||
1788                 ((var->yoffset+var->yres) > (var->yres_virtual))) {
1789                 dev_err(info->dev, "%s check_var fail 2:\n"
1790                                 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
1791                                 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
1792                                 info->fix.id,
1793                                 var->xoffset,
1794                                 var->xres,
1795                                 var->xres_virtual,
1796                                 var->yoffset,
1797                                 var->yres,
1798                                 var->yres_virtual);
1799                 return -EINVAL;
1800         }
1801
1802         return 0;
1803 }
1804
1805 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
1806                            size_t count, loff_t *ppos)
1807 {
1808         unsigned long p = *ppos;
1809         u8 *buffer, *dst;
1810         u8 __iomem *src;
1811         int c, cnt = 0, err = 0;
1812         unsigned long total_size;
1813         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1814         struct rk_lcdc_win *win = NULL;
1815         int win_id = 0;
1816
1817         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1818         if (win_id < 0)
1819                 return  -ENODEV;
1820         else
1821                 win = dev_drv->win[win_id];
1822
1823         if (win->format == RGB565)
1824                 total_size = win->area[0].xact*win->area[0].yact<<1; /*only read the current frame buffer*/
1825         else
1826                 total_size = win->area[0].xact*win->area[0].yact<<2;
1827
1828
1829         if (p >= total_size)
1830                 return 0;
1831
1832         if (count >= total_size)
1833                 count = total_size;
1834
1835         if (count + p > total_size)
1836                 count = total_size - p;
1837
1838         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1839                          GFP_KERNEL);
1840         if (!buffer)
1841                 return -ENOMEM;
1842
1843         src = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1844
1845         while (count) {
1846                 c  = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1847                 dst = buffer;
1848                 fb_memcpy_fromfb(dst, src, c);
1849                 dst += c;
1850                 src += c;
1851
1852                 if (copy_to_user(buf, buffer, c)) {
1853                         err = -EFAULT;
1854                         break;
1855                 }
1856                 *ppos += c;
1857                 buf += c;
1858                 cnt += c;
1859                 count -= c;
1860         }
1861
1862         kfree(buffer);
1863
1864         return (err) ? err : cnt;
1865 }
1866
1867 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
1868                             size_t count, loff_t *ppos)
1869 {
1870         unsigned long p = *ppos;
1871         u8 *buffer, *src;
1872         u8 __iomem *dst;
1873         int c, cnt = 0, err = 0;
1874         unsigned long total_size;
1875         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1876         struct rk_lcdc_win *win = NULL;
1877         int win_id = 0;
1878
1879         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1880         if (win_id < 0)
1881                 return  -ENODEV;
1882         else
1883                 win = dev_drv->win[win_id];
1884
1885         if (win->format == RGB565)
1886                 total_size = win->area[0].xact*win->area[0].yact<<1; /*write the current frame buffer*/
1887         else
1888                 total_size = win->area[0].xact*win->area[0].yact<<2;
1889
1890         if (p > total_size)
1891                 return -EFBIG;
1892
1893         if (count > total_size) {
1894                 err = -EFBIG;
1895                 count = total_size;
1896         }
1897
1898         if (count + p > total_size) {
1899                 if (!err)
1900                         err = -ENOSPC;
1901
1902                 count = total_size - p;
1903         }
1904
1905         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1906                          GFP_KERNEL);
1907         if (!buffer)
1908                 return -ENOMEM;
1909
1910         dst = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1911
1912         while (count) {
1913                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1914                 src = buffer;
1915
1916                 if (copy_from_user(src, buf, c)) {
1917                         err = -EFAULT;
1918                         break;
1919                 }
1920
1921                 fb_memcpy_tofb(dst, src, c);
1922                 dst += c;
1923                 src += c;
1924                 *ppos += c;
1925                 buf += c;
1926                 cnt += c;
1927                 count -= c;
1928         }
1929
1930         kfree(buffer);
1931
1932         return (cnt) ? cnt : err;
1933
1934 }
1935
1936 static int rk_fb_set_par(struct fb_info *info)
1937 {
1938         struct fb_var_screeninfo *var = &info->var;
1939         struct fb_fix_screeninfo *fix = &info->fix;
1940         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1941         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1942         int fb_id, extend_win_id = 0;
1943         struct fb_info *extend_info = NULL;
1944         struct rk_lcdc_driver *extend_dev_drv = NULL;
1945         struct rk_lcdc_win *extend_win = NULL;
1946         struct rk_lcdc_win *win = NULL;
1947         struct rk_screen *screen = dev_drv->cur_screen;
1948         int win_id = 0;
1949         u32 cblen = 0, crlen = 0;
1950         u16 xsize = 0, ysize = 0;                 /*winx display window height/width --->LCDC_WINx_DSP_INFO*/
1951         u32 xoffset = var->xoffset;             /* offset from virtual to visible*/
1952         u32 yoffset = var->yoffset;
1953         u16 xpos = (var->nonstd>>8) & 0xfff;   /*visiable pos in panel*/
1954         u16 ypos = (var->nonstd>>20) & 0xfff;
1955         u32 xvir = var->xres_virtual;
1956         u32 yvir = var->yres_virtual;
1957         u8  data_format = var->nonstd&0xff;
1958         u8  fb_data_fmt;
1959         u8  pixel_width;
1960         u32 vir_width_bit;
1961         u32 stride,uv_stride;
1962         u32 stride_32bit_1;
1963         u32 stride_32bit_2;
1964         u32 stride_128bit_1;
1965         u32 stride_128bit_2;
1966         u16 uv_x_off,uv_y_off,uv_y_act;
1967         u8  is_pic_yuv=0;
1968
1969         var->pixclock = dev_drv->pixclock;
1970         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1971         if (win_id < 0)
1972                 return  -ENODEV;
1973         else
1974                 win = dev_drv->win[win_id];
1975         if (rk_fb->disp_mode == DUAL) {
1976                 fb_id = get_extend_fb_id(info);
1977                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1978                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1979                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1980                                         extend_info->fix.id);
1981                 extend_win = extend_dev_drv->win[extend_win_id];
1982         }
1983         if (var->grayscale>>8) { /*if the application has specific the horizontal and vertical display size*/
1984                 xsize = (var->grayscale>>8) & 0xfff;
1985                 ysize = (var->grayscale>>20) & 0xfff;
1986         } else  { /*ohterwise  full  screen display*/
1987                 xsize = screen->mode.xres;
1988                 ysize = screen->mode.yres;
1989         }
1990
1991 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
1992 /*save winameter set by android*/
1993 if (rk_fb->disp_mode != DUAL) {
1994         if (screen->screen_id == 0) {
1995
1996                 dev_drv->screen0->xsize = xsize;
1997                 dev_drv->screen0->ysize = ysize;
1998                 dev_drv->screen0->xpos  = xpos;
1999                 dev_drv->screen0->ypos = ypos;
2000         } else {
2001                 xsize = dev_drv->screen1->xsize;
2002                 ysize = dev_drv->screen1->ysize;
2003                 xpos = dev_drv->screen1->xpos;
2004                 ypos = dev_drv->screen1->ypos;
2005         }
2006 }
2007
2008         fb_data_fmt = rk_fb_data_fmt(data_format,var->bits_per_pixel);
2009         pixel_width = rk_fb_pixel_width(fb_data_fmt);
2010         vir_width_bit = pixel_width * xvir;
2011         stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2012         stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2013
2014         stride    = stride_32bit_1;//default rgb
2015         fix->line_length = stride;
2016         switch (fb_data_fmt){
2017         case YUV422:
2018         case YUV422_A:
2019                 is_pic_yuv = 1;
2020                 stride     = stride_32bit_1;
2021                 uv_stride  = stride_32bit_1>> 1 ;//
2022                 uv_x_off   = xoffset >> 1 ;//
2023                 uv_y_off   = yoffset;//0
2024                 fix->line_length = stride;
2025                 cblen = crlen = (xvir*yvir)>>1;
2026                 uv_y_act = win->area[0].yact>>1;
2027                 break;
2028         case YUV420://420sp
2029         case YUV420_A:
2030                 is_pic_yuv = 1;
2031                 stride     = stride_32bit_1;
2032                 uv_stride  = stride_32bit_1;
2033                 uv_x_off   = xoffset;
2034                 uv_y_off   = yoffset >> 1;
2035                 fix->line_length = stride;
2036                 cblen = crlen = (xvir*yvir)>>2;
2037                 uv_y_act = win->area[0].yact>>1;
2038                 break;
2039         case YUV444:
2040         case YUV444_A:
2041                 is_pic_yuv = 1;
2042                 stride     = stride_32bit_1;
2043                 uv_stride  = stride_32bit_2;
2044                 uv_x_off   = xoffset*2;
2045                 uv_y_off   = yoffset;
2046                 fix->line_length = stride<<2;
2047                 cblen = crlen = (xvir*yvir);
2048                 uv_y_act = win->area[0].yact;
2049                 break;
2050         default:
2051                 break;
2052         }
2053
2054         // x y mirror ,jump line
2055         if (screen->y_mirror == 1) {
2056                 if (screen->interlace == 1) {
2057                         win->area[0].y_offset = yoffset*stride*2 +
2058                                                         ((win->area[0].yact-1)*2+1)*stride +
2059                                                         xoffset*pixel_width/8;
2060                 } else {
2061                         win->area[0].y_offset = yoffset*stride +
2062                                                         (win->area[0].yact-1)*stride +
2063                                                         xoffset*pixel_width/8;
2064                 }
2065         }else{
2066                 if (screen->interlace == 1) {
2067                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
2068                 } else {
2069                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
2070                 }
2071         }
2072         if (is_pic_yuv == 1) {
2073                 if (screen->y_mirror == 1) {
2074                         if (screen->interlace == 1) {
2075                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
2076                                                                 ((uv_y_act-1)*2+1)*uv_stride +
2077                                                                 uv_x_off*pixel_width/8;
2078                         } else {
2079                                 win->area[0].c_offset = uv_y_off*uv_stride +
2080                                                                 (uv_y_act - 1)*uv_stride +
2081                                                                 uv_x_off*pixel_width/8;
2082                         }
2083                 } else {
2084                         if (screen->interlace == 1) {
2085                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
2086                         } else {
2087                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
2088                         }
2089                 }
2090         }
2091
2092         win->format = fb_data_fmt;
2093         win->area[0].y_vir_stride = stride>>2;
2094         win->area[0].uv_vir_stride = uv_stride>>2;
2095         win->area[0].xpos = xpos;
2096         win->area[0].ypos = ypos;
2097         win->area[0].xsize = xsize;
2098         win->area[0].ysize = ysize;
2099
2100         win->area[0].smem_start = fix->smem_start;
2101         win->area[0].cbr_start = fix->smem_start+stride*yvir;//fix->mmio_start;
2102         win->area[0].xact = var->xres;              /*winx active window height,is a wint of vir*/
2103         win->area[0].yact = var->yres;
2104         win->area[0].xvir =  var->xres_virtual;    /*virtual resolution  stride --->LCDC_WINx_VIR*/
2105         win->area[0].yvir =  var->yres_virtual;
2106         win->state=1;
2107         win->area[0].state=1;
2108         win->area_num = 1;
2109         win->alpha_mode = 4;//AB_SRC_OVER;
2110         win->alpha_en = ((win->format == ARGB888)||(win->format == ABGR888)) ? 1 : 0;
2111         win->g_alpha_val = 0;
2112
2113         if (rk_fb->disp_mode == DUAL) {
2114                 if (extend_win->state && (hdmi_switch_complete)) {
2115                         if (info != extend_info) {
2116                                 if (win->area[0].xact < win->area[0].yact) {
2117                                         //extend_win->xact = win->area[0].yact;
2118                                         extend_win->area[0].xact = win->area[0].yact;
2119                                         extend_win->area[0].yact = win->area[0].xact;
2120                                         extend_win->area[0].xvir = win->area[0].yact;
2121                                         extend_info->var.xres = var->yres;
2122                                         extend_info->var.yres = var->xres;
2123                                         extend_info->var.xres_virtual = var->yres;
2124                                 } else {
2125                                         extend_win->area[0].xact = win->area[0].xact;
2126                                         extend_win->area[0].yact = win->area[0].yact;
2127                                         extend_win->area[0].xvir = win->area[0].xvir;
2128                                         extend_info->var.xres = var->xres;
2129                                         extend_info->var.yres = var->yres;
2130                                         extend_info->var.xres_virtual = var->xres_virtual;
2131                                 }
2132                                 extend_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
2133                                 extend_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
2134                                 if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
2135                                         extend_win->area[0].xsize = (extend_dev_drv->cur_screen->xsize * win->area[0].xsize) / screen->mode.xres;
2136                                         extend_win->area[0].ysize = (extend_dev_drv->cur_screen->ysize * win->area[0].ysize) / screen->mode.yres;
2137                                         extend_win->area[0].xpos = ((extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1)
2138                                                                         + extend_dev_drv->cur_screen->xsize * win->area[0].xpos / screen->mode.xres;
2139                                         extend_win->area[0].ypos = ((extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1)
2140                                                                         + extend_dev_drv->cur_screen->ysize * win->area[0].ypos / screen->mode.yres;
2141                                 }
2142                                 else {  //the display image of the primary screen is full screen size
2143                                         extend_win->area[0].xpos = (extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1;
2144                                         extend_win->area[0].ypos = (extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1;
2145                                         extend_win->area[0].xsize = extend_dev_drv->cur_screen->xsize;
2146                                         extend_win->area[0].ysize = extend_dev_drv->cur_screen->ysize;
2147                                 }
2148                         #if !defined(CONFIG_FB_ROTATE) && defined(CONFIG_THREE_FB_BUFFER)
2149                                 extend_win->area[0].smem_start = win->area[0].smem_start;
2150                                 extend_win->area[0].cbr_start = win->area[0].cbr_start;
2151                         #endif
2152                                 extend_win->state = 1;
2153                                 extend_win->area[0].state = 1;
2154                                 extend_win->area_num = 1;
2155                                 extend_win->alpha_en = 0;
2156                                 extend_win->format = win->format;
2157                                 extend_info->var.nonstd &= 0xffffff00;
2158                                 extend_info->var.nonstd |= data_format;
2159                                 extend_dev_drv->ops->set_par(extend_dev_drv, extend_win_id);
2160                         }
2161                 }
2162         }
2163         dev_drv->ops->set_par(dev_drv, win_id);
2164
2165         return 0;
2166 }
2167
2168 static inline unsigned int chan_to_field(unsigned int chan,
2169                                          struct fb_bitfield *bf)
2170 {
2171         chan &= 0xffff;
2172         chan >>= 16 - bf->length;
2173         return chan << bf->offset;
2174 }
2175
2176 static int fb_setcolreg(unsigned regno,
2177                                unsigned red, unsigned green, unsigned blue,
2178                                unsigned transp, struct fb_info *info)
2179 {
2180         unsigned int val;
2181
2182         switch (info->fix.visual) {
2183         case FB_VISUAL_TRUECOLOR:
2184                 /* true-colour, use pseudo-palette */
2185                 if (regno < 16) {
2186                         u32 *pal = info->pseudo_palette;
2187                         val  = chan_to_field(red,   &info->var.red);
2188                         val |= chan_to_field(green, &info->var.green);
2189                         val |= chan_to_field(blue,  &info->var.blue);
2190                         pal[regno] = val;
2191                 }
2192                 break;
2193         default:
2194                 return -1;      /* unknown type */
2195         }
2196
2197         return 0;
2198 }
2199
2200 static struct fb_ops fb_ops = {
2201         .owner          = THIS_MODULE,
2202         .fb_open        = rk_fb_open,
2203         .fb_release     = rk_fb_close,
2204         .fb_check_var   = rk_fb_check_var,
2205         .fb_set_par     = rk_fb_set_par,
2206         .fb_blank       = rk_fb_blank,
2207         .fb_ioctl       = rk_fb_ioctl,
2208         .fb_pan_display = rk_fb_pan_display,
2209         .fb_read        = rk_fb_read,
2210         .fb_write       = rk_fb_write,
2211         .fb_setcolreg   = fb_setcolreg,
2212         .fb_fillrect    = cfb_fillrect,
2213         .fb_copyarea    = cfb_copyarea,
2214         .fb_imageblit   = cfb_imageblit,
2215 };
2216
2217
2218
2219 static struct fb_var_screeninfo def_var = {
2220 #if defined(CONFIG_LOGO_LINUX_BMP)
2221         .red            = {16, 8, 0},
2222         .green          = {8, 8, 0},
2223         .blue           = {0, 8, 0},
2224         .transp         = {0, 0, 0},
2225         .nonstd         = HAL_PIXEL_FORMAT_BGRA_8888,
2226 #else
2227         .red            = {11, 5, 0},
2228         .green          = {5, 6, 0},
2229         .blue           = {0, 5, 0},
2230         .transp         = {0, 0, 0},
2231         .nonstd         = HAL_PIXEL_FORMAT_RGB_565,   /*(ypos<<20+xpos<<8+format) format*/
2232 #endif
2233         .grayscale      = 0,  /*(ysize<<20+xsize<<8)*/
2234         .activate       = FB_ACTIVATE_NOW,
2235         .accel_flags    = 0,
2236         .vmode          = FB_VMODE_NONINTERLACED,
2237 };
2238
2239 static struct fb_fix_screeninfo def_fix = {
2240         .type            = FB_TYPE_PACKED_PIXELS,
2241         .type_aux        = 0,
2242         .xpanstep        = 1,
2243         .ypanstep        = 1,
2244         .ywrapstep       = 0,
2245         .accel           = FB_ACCEL_NONE,
2246         .visual          = FB_VISUAL_TRUECOLOR,
2247
2248 };
2249
2250
2251 static int rk_fb_wait_for_vsync_thread(void *data)
2252 {
2253         struct rk_lcdc_driver  *dev_drv = data;
2254         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2255         struct fb_info *fbi = rk_fb->fb[0];
2256
2257         while (!kthread_should_stop()) {
2258                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2259                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2260                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2261                         (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
2262
2263                 if (!ret)
2264                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
2265         }
2266
2267         return 0;
2268 }
2269
2270 static ssize_t rk_fb_vsync_show(struct device *dev,
2271                 struct device_attribute *attr, char *buf)
2272 {
2273         struct fb_info *fbi = dev_get_drvdata(dev);
2274         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2275         return scnprintf(buf, PAGE_SIZE, "%llu\n",
2276                         ktime_to_ns(dev_drv->vsync_info.timestamp));
2277 }
2278
2279 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
2280
2281
2282 /*****************************************************************
2283 this two function is for other module that in the kernel which
2284 need show image directly through fb
2285 fb_id:we have 4 fb here,default we use fb0 for ui display
2286 *******************************************************************/
2287 struct fb_info *rk_get_fb(int fb_id)
2288 {
2289         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2290         struct fb_info *fb = inf->fb[fb_id];
2291         return fb;
2292 }
2293 EXPORT_SYMBOL(rk_get_fb);
2294
2295 void rk_direct_fb_show(struct fb_info *fbi)
2296 {
2297         rk_fb_set_par(fbi);
2298         rk_fb_pan_display(&fbi->var, fbi);
2299 }
2300 EXPORT_SYMBOL(rk_direct_fb_show);
2301
2302
2303 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
2304                                         struct fb_var_screeninfo *hdmi_var)
2305 {
2306         if (pmy_var->xres < pmy_var->yres) {  /*vertical  lcd screen*/
2307                 hdmi_var->xres = pmy_var->yres;
2308                 hdmi_var->yres = pmy_var->xres;
2309                 hdmi_var->xres_virtual = pmy_var->yres;
2310         } else {
2311                 hdmi_var->xres = pmy_var->xres;
2312                 hdmi_var->yres = pmy_var->yres;
2313                 hdmi_var->xres_virtual = pmy_var->xres_virtual;
2314         }
2315
2316         return 0;
2317
2318 }
2319 int rk_fb_dpi_open(bool open)
2320 {
2321         struct rk_lcdc_driver *dev_drv = NULL;
2322         dev_drv = rk_get_prmry_lcdc_drv();
2323         dev_drv->ops->dpi_open(dev_drv, open);
2324
2325         return 0;
2326 }
2327 int rk_fb_dpi_win_sel(int win_id)
2328 {
2329         struct rk_lcdc_driver *dev_drv = NULL;
2330         dev_drv = rk_get_prmry_lcdc_drv();
2331         dev_drv->ops->dpi_win_sel(dev_drv, win_id);
2332
2333         return 0;
2334 }
2335 int rk_fb_dpi_status(void)
2336 {
2337         int ret;
2338         struct rk_lcdc_driver *dev_drv = NULL;
2339         dev_drv = rk_get_prmry_lcdc_drv();
2340         ret = dev_drv->ops->dpi_status(dev_drv);
2341
2342         return ret;
2343 }
2344
2345 /******************************************
2346 *function:this function will be called by hdmi,when
2347 *             hdmi plug in/out
2348 *screen: the screen attached to hdmi
2349 *enable: 1,hdmi plug in,0,hdmi plug out
2350 *lcdc_id: the lcdc id the hdmi attached ,0 or 1
2351 ******************************************/
2352 int rk_fb_switch_screen(struct rk_screen *screen , int enable, int lcdc_id)
2353 {
2354         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2355         struct fb_info *info = NULL;
2356         struct rk_lcdc_driver *dev_drv = NULL;
2357         struct fb_var_screeninfo *hdmi_var    = NULL;
2358         struct fb_var_screeninfo *pmy_var = NULL;      /*var for primary screen*/
2359         struct fb_info *pmy_info = NULL;
2360         struct fb_fix_screeninfo *pmy_fix = NULL;
2361         int i;
2362         struct fb_fix_screeninfo *hdmi_fix    = NULL;
2363         char name[6];
2364         int ret;
2365         int win_id;
2366
2367         //if (rk_fb->disp_mode != DUAL)
2368         //      rk29_backlight_set(0);
2369
2370         sprintf(name, "lcdc%d", lcdc_id);
2371
2372         if (rk_fb->disp_mode != DUAL) {
2373                 dev_drv = rk_fb->lcdc_dev_drv[0];
2374         } else {
2375
2376                 for (i = 0; i < rk_fb->num_lcdc; i++) {
2377                         if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
2378                                 dev_drv = rk_fb->lcdc_dev_drv[i];
2379                                 break;
2380                         }
2381                 }
2382
2383                 if (i == rk_fb->num_lcdc) {
2384                         printk(KERN_ERR "%s driver not found!", name);
2385                         return -ENODEV;
2386                 }
2387         }
2388         printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from", dev_drv->id);
2389
2390         if (rk_fb->num_lcdc == 1)
2391                 info = rk_fb->fb[0];
2392         else if (rk_fb->num_lcdc == 2)
2393                 info = rk_fb->fb[dev_drv->lcdc_win_num]; /*the main fb of lcdc1*/
2394
2395         if (dev_drv->screen1) { /*device like rk2928 ,have only one lcdc but two outputs*/
2396                 if (enable) {
2397                         memcpy(dev_drv->screen1, screen, sizeof(struct rk_screen));
2398                         dev_drv->screen1->lcdc_id = 0; /*connect screen1 to output interface 0*/
2399                         dev_drv->screen1->screen_id = 1;
2400                         dev_drv->screen0->lcdc_id = 1; /*connect screen0 to output interface 1*/
2401                         dev_drv->cur_screen = dev_drv->screen1;
2402                         dev_drv->screen0->ext_screen = dev_drv->screen1;
2403                         if (dev_drv->screen0->sscreen_get) {
2404                                 dev_drv->screen0->sscreen_get(dev_drv->screen0,
2405                                         dev_drv->cur_screen->hdmi_resolution);
2406                         }
2407
2408
2409                 } else {
2410                         dev_drv->screen1->lcdc_id = 1; /*connect screen1 to output interface 1*/
2411                         dev_drv->screen0->lcdc_id = 0; /*connect screen0 to output interface 0*/
2412                         dev_drv->cur_screen = dev_drv->screen0;
2413                         dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
2414                                         dev_drv->screen_ctr_info->lcd_info);
2415                 }
2416         } else{
2417                 if (enable)
2418                         memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
2419         }
2420
2421
2422         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2423
2424         if (!enable && !dev_drv->screen1) { /*only double lcdc device need to close*/
2425                 if (dev_drv->win[win_id]->state)
2426                         dev_drv->ops->open(dev_drv, win_id, enable); /*disable the win which attached to this fb*/
2427                 hdmi_switch_complete = 0;
2428
2429                 return 0;
2430         }
2431
2432         hdmi_var = &info->var;
2433         hdmi_fix = &info->fix;
2434         if (rk_fb->disp_mode  == DUAL) {
2435                 if (likely(rk_fb->num_lcdc == 2)) {
2436                         pmy_var = &rk_fb->fb[0]->var;
2437                         pmy_fix = &rk_fb->fb[0]->fix;
2438                         set_xact_yact_for_hdmi(pmy_var, hdmi_var);
2439                         hdmi_var->nonstd &= 0xffffff00;
2440                         hdmi_var->nonstd |= (pmy_var->nonstd & 0xff); /*use the same format as primary screen*/
2441                 } else {
2442                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2443                 }
2444         }
2445         hdmi_var->grayscale &= 0xff;
2446         hdmi_var->grayscale |= (dev_drv->cur_screen->mode.xres<<8) + (dev_drv->cur_screen->mode.yres<<20);
2447         if (dev_drv->screen1) { /*device like rk2928,whic have one lcdc but two outputs*/
2448         /*      info->var.nonstd &= 0xff;
2449                 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
2450                 info->var.grayscale &= 0xff;
2451                 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);*/
2452                 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
2453                 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
2454                 dev_drv->screen1->xpos = 0;
2455                 dev_drv->screen1->ypos = 0;
2456         }
2457
2458         ret = info->fbops->fb_open(info, 1);
2459         dev_drv->ops->load_screen(dev_drv, 1);
2460         ret = info->fbops->fb_set_par(info);
2461         if (dev_drv->ops->lcdc_hdmi_process)
2462                 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
2463
2464         hdmi_switch_complete = enable;
2465
2466         if (rk_fb->disp_mode == DUAL) {
2467                 if (likely(rk_fb->num_lcdc == 2)) {
2468                         pmy_info = rk_fb->fb[0];
2469                         pmy_info->fbops->fb_pan_display(pmy_var, pmy_info);
2470                 } else {
2471                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2472                 }
2473         } else {
2474                 info->fbops->fb_pan_display(hdmi_var, info);
2475         }
2476         //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2477         if (dev_drv->screen1) {
2478                 if (dev_drv->screen0->sscreen_set) {
2479                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
2480                         msleep(100);
2481                         dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
2482                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
2483                 }
2484         }
2485
2486         //if (rk_fb->disp_mode != DUAL)
2487         //      rk29_backlight_set(1);
2488         return 0;
2489
2490 }
2491
2492
2493
2494
2495 /******************************************
2496 function:this function current only called by hdmi for
2497         scale the display
2498 scale_x: scale rate of x resolution
2499 scale_y: scale rate of y resolution
2500 lcdc_id: the lcdc id the hdmi attached ,0 or 1
2501 ******************************************/
2502
2503 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
2504 {
2505         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2506         struct fb_info *info = NULL;
2507         struct fb_var_screeninfo *var = NULL;
2508         struct rk_lcdc_driver *dev_drv = NULL;
2509         u16 screen_x, screen_y;
2510         u16 xpos, ypos;
2511         //u16 xsize, ysize;
2512         char name[6];
2513         int i = 0;
2514         sprintf(name, "lcdc%d", lcdc_id);
2515
2516 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
2517         dev_drv = inf->lcdc_dev_drv[0];
2518 #else
2519         for (i = 0; i < inf->num_lcdc; i++) {
2520                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
2521                         dev_drv = inf->lcdc_dev_drv[i];
2522                         break;
2523                 }
2524         }
2525
2526         if (i == inf->num_lcdc) {
2527                 printk(KERN_ERR "%s driver not found!", name);
2528                 return -ENODEV;
2529
2530         }
2531 #endif
2532         if (inf->num_lcdc == 1)
2533                 info = inf->fb[0];
2534         else if (inf->num_lcdc == 2)
2535                 info = inf->fb[dev_drv->lcdc_win_num];
2536
2537         var = &info->var;
2538         screen_x = dev_drv->cur_screen->mode.xres;
2539         screen_y = dev_drv->cur_screen->mode.yres;
2540
2541 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
2542         if (dev_drv->cur_screen->screen_id == 1) {
2543                 dev_drv->cur_screen->xpos = (screen_x-screen_x*scale_x/100)>>1;
2544                 dev_drv->cur_screen->ypos = (screen_y-screen_y*scale_y/100)>>1;
2545                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2546                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2547         } else
2548 #endif
2549         {
2550                 xpos = (screen_x-screen_x*scale_x/100)>>1;
2551                 ypos = (screen_y-screen_y*scale_y/100)>>1;
2552                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2553                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2554                 var->nonstd &= 0xff;
2555                 var->nonstd |= (xpos<<8) + (ypos<<20);
2556                 var->grayscale &= 0xff;
2557                 var->grayscale |= (dev_drv->cur_screen->xsize<<8) + (dev_drv->cur_screen->ysize<<20);
2558         }
2559
2560         info->fbops->fb_set_par(info);
2561         //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2562         dev_drv->ops->cfg_done(dev_drv);
2563         return 0;
2564
2565
2566 }
2567
2568 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
2569 {
2570         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2571         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2572         struct rk_lcdc_win *win = NULL;
2573         int win_id;
2574         int ret = 0;
2575         unsigned long fb_mem_size;
2576 #if defined(CONFIG_ION_ROCKCHIP)
2577         struct ion_handle *handle;
2578         ion_phys_addr_t phy_addr;
2579 #ifdef  USE_ION_MMU
2580         struct dma_buf *buf;
2581 #else
2582         size_t len;
2583 #endif
2584 #endif
2585         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2586         if (win_id < 0)
2587                 return  -ENODEV;
2588         else
2589                 win = dev_drv->win[win_id];
2590
2591         if (!strcmp(fbi->fix.id, "fb0")) {
2592                 fb_mem_size = 3 * (fbi->var.xres * fbi->var.yres) << 2;
2593                 fb_mem_size = ALIGN(fb_mem_size, SZ_1M);
2594 #if defined(CONFIG_ION_ROCKCHIP)
2595                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0, ION_HEAP(ION_CMA_HEAP_ID), 0);
2596                 if (IS_ERR(handle)) {
2597                         dev_err(fbi->device, "failed to ion_alloc:%ld\n",PTR_ERR(handle));
2598                         return -ENOMEM;
2599                 }
2600                 win->area[0].ion_hdl = handle;
2601                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
2602 #ifndef USE_ION_MMU
2603                         ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2604                         fbi->fix.smem_start = phy_addr;
2605                         fbi->fix.smem_len = len;
2606                         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n",phy_addr);
2607 #else
2608                         buf = ion_share_dma_buf(rk_fb->ion_client, handle);
2609                         if (IS_ERR_OR_NULL(buf)) {
2610                                 dev_err(fbi->device, "ion_share_dma_buf() failed\n");
2611                                 goto err_share_dma_buf;
2612                         }
2613                         rk_fb_map_ion_handle(fbi,&dev_drv->reg_area_data,handle,buf);
2614                         fbi->fix.smem_start = dev_drv->reg_area_data.dma_addr;
2615                         fbi->fix.smem_len = buf->size;
2616                         printk(KERN_INFO "alloc_buffer:kernel_vir_addr=0x%x,mmu_vir_addr=0x%x,len=0x%x\n",
2617                                                         fbi->screen_base,fbi->fix.smem_start,fbi->fix.smem_len);
2618 #endif
2619
2620 #else
2621                 dma_addr_t fb_mem_phys;
2622                 void *fb_mem_virt;
2623                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
2624                                         &fb_mem_phys,GFP_KERNEL);
2625                 if (!fb_mem_virt) {
2626                         pr_err("%s: Failed to allocate framebuffer\n", __func__);
2627                         return -ENOMEM;
2628                 }
2629                 fbi->fix.smem_len = fb_mem_size;
2630                 fbi->fix.smem_start = fb_mem_phys;
2631                 fbi->screen_base = fb_mem_virt;
2632 #endif
2633                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2634                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2635                 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2636         } else {
2637 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
2638                 res = platform_get_resource_byname(fb_pdev,
2639                         IORESOURCE_MEM, "fb2 buf");
2640                 if (res == NULL) {
2641                         dev_err(&fb_pdev->dev, "failed to get win0 memory \n");
2642                         ret = -ENOENT;
2643                 }
2644                 fbi->fix.smem_start = res->start;
2645                 fbi->fix.smem_len = res->end - res->start + 1;
2646                 mem = request_mem_region(res->start, resource_size(res),
2647                         fb_pdev->name);
2648                 fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
2649                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2650 #else    /*three buffer no need to copy*/
2651                 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
2652                 fbi->fix.smem_len   = rk_fb->fb[0]->fix.smem_len;
2653                 fbi->screen_base    = rk_fb->fb[0]->screen_base;
2654 #endif
2655                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2656                         fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2657         }
2658
2659         fbi->screen_size = fbi->fix.smem_len;
2660         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2661         if (win_id >= 0) {
2662                 win = dev_drv->win[win_id];
2663                 win->reserved = fbi->fix.smem_start;
2664         }
2665
2666         return ret;
2667 #ifdef USE_ION_MMU
2668 err_share_dma_buf:
2669         ion_free(rk_fb->ion_client, handle);
2670         return -ENOMEM;
2671 #endif
2672 }
2673
2674 static int rk_release_fb_buffer(struct fb_info *fbi)
2675 {
2676         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))  /*buffer for fb1 and fb3 are alloc by android*/
2677                 return 0;
2678         iounmap(fbi->screen_base);
2679         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
2680         return 0;
2681
2682 }
2683 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv, struct rk_lcdc_win *def_win)
2684 {
2685         int i;
2686         int lcdc_win_num = dev_drv->lcdc_win_num;
2687         for (i = 0; i < lcdc_win_num; i++) {
2688                 struct rk_lcdc_win *win = NULL;
2689                 win =  kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
2690                 if (!win) {
2691                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
2692                         return   -ENOMEM;
2693                 }
2694
2695                 strcpy(win->name, def_win[i].name);
2696                 win->id = def_win[i].id;
2697                 win->support_3d = def_win[i].support_3d;
2698                 dev_drv->win[i] = win;
2699         }
2700
2701         return 0;
2702 }
2703
2704
2705 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
2706                                         struct rk_lcdc_win *def_win, int index)
2707 {
2708         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
2709         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
2710                                 sizeof(struct rk_screen), GFP_KERNEL);
2711         if (!screen) {
2712                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
2713                                         dev_drv->id);
2714                 return -ENOMEM;
2715         }
2716
2717         screen->screen_id = 0;
2718         screen->lcdc_id = dev_drv->id;
2719         dev_drv->screen0 = screen;
2720         dev_drv->cur_screen = screen;
2721         /* devie use one lcdc + rk61x scaler for dual display*/
2722         if (rk_fb->disp_mode == ONE_DUAL) {
2723                 struct rk_screen *screen1 = devm_kzalloc(dev_drv->dev,
2724                                                 sizeof(struct rk_screen), GFP_KERNEL);
2725                 if (screen1) {
2726                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
2727                                                 dev_drv->id);
2728                         return -ENOMEM;
2729                 }
2730                 screen1->screen_id = 1;
2731                 screen1->lcdc_id = 1;
2732                 dev_drv->screen1 = screen1;
2733         }
2734         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
2735         init_lcdc_win(dev_drv, def_win);
2736         init_completion(&dev_drv->frame_done);
2737         spin_lock_init(&dev_drv->cpl_lock);
2738         mutex_init(&dev_drv->fb_win_id_mutex);
2739         dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
2740         dev_drv->first_frame = 1;
2741         rk_disp_pwr_ctr_parse_dt(dev_drv);
2742         if (dev_drv->prop == PRMRY) {
2743                 rk_fb_set_prmry_screen(screen);
2744                 rk_fb_get_prmry_screen(screen);
2745         }
2746         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
2747
2748         return 0;
2749 }
2750
2751 #ifdef CONFIG_LOGO_LINUX_BMP
2752 static struct linux_logo *bmp_logo;
2753 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
2754 {
2755         bmp_logo = fb_find_logo(24);
2756         if (bmp_logo == NULL) {
2757                 printk(KERN_INFO "%s error\n", __func__);
2758                 return 0;
2759         }
2760         return 1;
2761 }
2762
2763 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
2764 {
2765         unsigned char *src = bmp_logo->data;
2766         unsigned char *dst = info->screen_base;
2767         int i;
2768         unsigned int Needwidth = (*(src-24)<<8) | (*(src-23));
2769         unsigned int Needheight = (*(src-22)<<8) | (*(src-21));
2770
2771         for (i = 0; i < Needheight; i++)
2772                 memcpy(dst+info->var.xres*i*4,
2773                         src+bmp_logo->width*i*4, Needwidth*4);
2774
2775 }
2776 #endif
2777
2778 /********************************
2779 *check if the primary lcdc has registerd,
2780 the primary lcdc mas register first
2781 *********************************/
2782 bool is_prmry_rk_lcdc_registered(void)
2783 {
2784         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2785         if (rk_fb->lcdc_dev_drv[0])
2786                 return  true;
2787         else
2788                 return false;
2789
2790
2791 }
2792 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
2793                                 struct rk_lcdc_win *win, int id)
2794 {
2795         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2796         struct fb_info *fbi;
2797         int i = 0, ret = 0, index = 0;
2798         #ifdef USE_ION_MMU
2799                 struct device *mmu_dev = NULL;
2800         #endif
2801         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
2802                 return -ENXIO;
2803
2804         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
2805                 if (!rk_fb->lcdc_dev_drv[i]) {
2806                         rk_fb->lcdc_dev_drv[i] = dev_drv;
2807                         rk_fb->lcdc_dev_drv[i]->id = id;
2808                         rk_fb->num_lcdc++;
2809                         break;
2810                 }
2811         }
2812
2813         index = i;
2814         init_lcdc_device_driver(rk_fb, win, index);
2815         dev_drv->fb_index_base = rk_fb->num_fb;
2816         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2817                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
2818                 if (!fbi) {
2819                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
2820                         ret = -ENOMEM;
2821                 }
2822                 fbi->par = dev_drv;
2823                 fbi->var = def_var;
2824                 fbi->fix = def_fix;
2825                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
2826                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
2827                 fbi->var.grayscale |= (fbi->var.xres<<8) + (fbi->var.yres<<20);
2828 #if defined(CONFIG_LOGO_LINUX_BMP)
2829                 fbi->var.bits_per_pixel = 32;
2830 #else
2831                 fbi->var.bits_per_pixel = 16;
2832 #endif
2833                 fbi->fix.line_length  = (fbi->var.xres)*(fbi->var.bits_per_pixel>>3);
2834                 fbi->var.width = dev_drv->cur_screen->width;
2835                 fbi->var.height = dev_drv->cur_screen->height;
2836                 fbi->var.pixclock = dev_drv->pixclock;
2837                 fbi->fbops = &fb_ops;
2838                 fbi->flags = FBINFO_FLAG_DEFAULT;
2839                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
2840                 if (i == 0){ /* only alloc memory for main fb*/
2841                 #ifdef USE_ION_MMU
2842                         mmu_dev =
2843                                 rockchip_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
2844                         platform_set_sysmmu(mmu_dev, dev_drv->dev);
2845                         /*rockchip_sysmmu_set_fault_handler(dev_drv->dev,
2846                                 rk_fb_sysmmu_fault_handler);*/
2847                         iovmm_activate(dev_drv->dev);
2848                 #endif
2849                         rk_fb_alloc_buffer(fbi, rk_fb->num_fb);
2850                 }
2851                 ret = register_framebuffer(fbi);
2852                 if (ret < 0) {
2853                         dev_err(&fb_pdev->dev, "%s fb%d register_framebuffer fail!\n",
2854                                         __func__, rk_fb->num_fb);
2855                         return ret;
2856                 }
2857                 rkfb_create_sysfs(fbi);
2858                 rk_fb->fb[rk_fb->num_fb] = fbi;
2859                 dev_info(&fb_pdev->dev, "rockchip framebuffer registerd:%s\n",
2860                                         fbi->fix.id);
2861                 rk_fb->num_fb++;
2862
2863                 if (i == 0) {
2864                         init_waitqueue_head(&dev_drv->vsync_info.wait);
2865                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
2866                         if (ret)
2867                                 dev_err(fbi->dev, "failed to create vsync file\n");
2868                         dev_drv->vsync_info.thread = kthread_run(rk_fb_wait_for_vsync_thread,
2869                                                                 dev_drv, "fb-vsync");
2870                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
2871                                 dev_err(fbi->dev, "failed to run vsync thread\n");
2872                                 dev_drv->vsync_info.thread = NULL;
2873                         }
2874                         dev_drv->vsync_info.active = 1;
2875
2876                         mutex_init(&dev_drv->output_lock);
2877
2878                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
2879                         mutex_init(&dev_drv->update_regs_list_lock);
2880                         init_kthread_worker(&dev_drv->update_regs_worker);
2881
2882                         dev_drv->update_regs_thread = kthread_run(kthread_worker_fn,
2883                                         &dev_drv->update_regs_worker, "rk-fb");
2884                         if (IS_ERR(dev_drv->update_regs_thread)) {
2885                                 int err = PTR_ERR(dev_drv->update_regs_thread);
2886                                 dev_drv->update_regs_thread = NULL;
2887
2888                                 printk("failed to run update_regs thread\n");
2889                                 return err;
2890                         }
2891                         init_kthread_work(&dev_drv->update_regs_work, rk_fb_update_regs_handler);
2892
2893                         dev_drv->timeline = sw_sync_timeline_create("fb-timeline");                     dev_drv->timeline_max = 1;
2894                 }
2895
2896         }
2897
2898  /*show logo for primary display device*/
2899 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
2900 if (dev_drv->prop == PRMRY) {
2901         struct fb_info *main_fbi = rk_fb->fb[0];
2902         main_fbi->fbops->fb_open(main_fbi, 1);
2903         main_fbi->fbops->fb_set_par(main_fbi);
2904 #if  defined(CONFIG_LOGO_LINUX_BMP)
2905         if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
2906                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2907                 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
2908         }
2909 #else
2910         if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
2911                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2912                 fb_show_logo(main_fbi, FB_ROTATE_UR);
2913         }
2914 #endif
2915         main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
2916 }
2917 #endif
2918         return 0;
2919
2920
2921 }
2922
2923 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
2924 {
2925
2926         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
2927         struct fb_info *fbi;
2928         int fb_index_base = dev_drv->fb_index_base;
2929         int fb_num = dev_drv->lcdc_win_num;
2930         int i = 0;
2931
2932         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
2933                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
2934                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
2935         }
2936
2937         for (i = 0; i < fb_num; i++)
2938                 kfree(dev_drv->win[i]);
2939
2940         for (i = fb_index_base; i < (fb_index_base+fb_num); i++) {
2941                 fbi = fb_inf->fb[i];
2942                 unregister_framebuffer(fbi);
2943                 /*rk_release_fb_buffer(fbi);*/
2944                 framebuffer_release(fbi);
2945         }
2946         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
2947         fb_inf->num_lcdc--;
2948
2949         return 0;
2950 }
2951
2952
2953 static int rk_fb_probe(struct platform_device *pdev)
2954 {
2955         struct rk_fb *rk_fb = NULL;
2956         struct device_node *np = pdev->dev.of_node;
2957         u32 mode;
2958
2959         if (!np) {
2960                 dev_err(&pdev->dev, "Missing device tree node.\n");
2961                 return -EINVAL;
2962         }
2963
2964         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
2965         if (!rk_fb) {
2966                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
2967                 return  -ENOMEM;
2968         }
2969         platform_set_drvdata(pdev, rk_fb);
2970
2971         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
2972                 rk_fb->disp_mode = mode;
2973
2974         } else {
2975                 dev_err(&pdev->dev, "no disp-mode node found!");
2976                 return -ENODEV;
2977         }
2978         dev_set_name(&pdev->dev, "rockchip-fb");
2979 #if defined(CONFIG_ION_ROCKCHIP)
2980         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
2981         if (IS_ERR(rk_fb->ion_client)) {
2982                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
2983                 return PTR_ERR(rk_fb->ion_client);
2984         } else {
2985                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
2986         }
2987 #endif
2988
2989         fb_pdev = pdev;
2990         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
2991         return 0;
2992 }
2993
2994 static int rk_fb_remove(struct platform_device *pdev)
2995 {
2996         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
2997         kfree(rk_fb);
2998         platform_set_drvdata(pdev, NULL);
2999         return 0;
3000 }
3001
3002 static void rk_fb_shutdown(struct platform_device *pdev)
3003 {
3004         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3005         int i;
3006         for (i = 0; i < rk_fb->num_lcdc; i++) {
3007                 if (!rk_fb->lcdc_dev_drv[i])
3008                         continue;
3009
3010         }
3011
3012 }
3013
3014
3015 static const struct of_device_id rkfb_dt_ids[] = {
3016         { .compatible = "rockchip,rk-fb", },
3017         {}
3018 };
3019
3020 static struct platform_driver rk_fb_driver = {
3021         .probe          = rk_fb_probe,
3022         .remove         = rk_fb_remove,
3023         .driver         = {
3024                 .name   = "rk-fb",
3025                 .owner  = THIS_MODULE,
3026                 .of_match_table = of_match_ptr(rkfb_dt_ids),
3027         },
3028         .shutdown   = rk_fb_shutdown,
3029 };
3030
3031 static int __init rk_fb_init(void)
3032 {
3033         return platform_driver_register(&rk_fb_driver);
3034 }
3035
3036 static void __exit rk_fb_exit(void)
3037 {
3038         platform_driver_unregister(&rk_fb_driver);
3039 }
3040
3041 fs_initcall(rk_fb_init);
3042 module_exit(rk_fb_exit);