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 #include <linux/rockchip/iovmm.h>
  49 #include <linux/rockchip/sysmmu.h>
  50 #include <linux/dma-buf.h>
  51 #endif
  52
  53
  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 struct rk_fb_reg_win_data g_reg_win_data[4];
  65 static int g_last_win_num;
  66 static int g_first_buf = 1;
  67 static struct rk_fb_trsm_ops *trsm_lvds_ops;
  68 static struct rk_fb_trsm_ops *trsm_edp_ops;
  69 static struct rk_fb_trsm_ops *trsm_mipi_ops;
  70 static int uboot_logo_on = 0;
  71 int support_uboot_display(void)
  72 {
  73         return uboot_logo_on;
  74 }
  75
  76 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
  77 {
  78         switch (type) {
  79         case SCREEN_RGB:
  80         case SCREEN_LVDS:
  81         case SCREEN_DUAL_LVDS:
  82                 trsm_lvds_ops = ops;
  83                 break;
  84         case SCREEN_EDP:
  85                 trsm_edp_ops = ops;
  86                 break;
  87         case SCREEN_MIPI:
  88         case SCREEN_DUAL_MIPI:
  89                 trsm_mipi_ops = ops;
  90                 break;
  91         default:
  92                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
  93                         __func__, type);
  94                 break;
  95         }
  96         return 0;
  97 }
  98
  99 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
 100 {
 101         struct rk_fb_trsm_ops *ops;
 102         switch (type) {
 103         case SCREEN_RGB:
 104         case SCREEN_LVDS:
 105         case SCREEN_DUAL_LVDS:
 106                 ops = trsm_lvds_ops;
 107                 break;
 108         case SCREEN_EDP:
 109                 ops = trsm_edp_ops;
 110                 break;
 111         case SCREEN_MIPI:
 112         case SCREEN_DUAL_MIPI:
 113                 ops = trsm_mipi_ops;
 114                 break;
 115         default:
 116                 ops = NULL;
 117                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 118                         __func__, type);
 119                 break;
 120         }
 121         return ops;
 122 }
 123
 124 int rk_fb_pixel_width(int data_format)
 125 {
 126         int pixel_width;
 127         switch(data_format){
 128         case XBGR888:
 129         case ABGR888:
 130         case ARGB888:
 131                 pixel_width = 4*8;
 132                 break;
 133         case RGB888:
 134                 pixel_width = 3*8;
 135                 break;
 136         case RGB565:
 137                 pixel_width = 2*8;
 138                 break;
 139         case YUV422:
 140         case YUV420:
 141         case YUV444:
 142                 pixel_width = 1*8;
 143                 break;
 144         case YUV422_A:
 145         case YUV420_A:
 146         case YUV444_A:
 147                 pixel_width = 10;
 148                 break;
 149         default:
 150                 printk(KERN_WARNING "%s:un supported format:0x%x\n",
 151                         __func__,data_format);
 152                 return -EINVAL;
 153         }
 154         return pixel_width;
 155 }
 156
 157 static int rk_fb_data_fmt(int data_format,int bits_per_pixel)
 158 {
 159         int fb_data_fmt;
 160         if(data_format){
 161                 switch(data_format){
 162                 case HAL_PIXEL_FORMAT_RGBX_8888:
 163                         fb_data_fmt = XBGR888;
 164                         break;
 165                 case HAL_PIXEL_FORMAT_RGBA_8888:
 166                         fb_data_fmt = ABGR888;
 167                         break;
 168                 case HAL_PIXEL_FORMAT_BGRA_8888:
 169                         fb_data_fmt = ARGB888;
 170                         break;
 171                 case HAL_PIXEL_FORMAT_RGB_888:
 172                         fb_data_fmt = RGB888;
 173                         break;
 174                 case HAL_PIXEL_FORMAT_RGB_565:
 175                         fb_data_fmt = RGB565;
 176                         break;
 177                 case HAL_PIXEL_FORMAT_YCbCr_422_SP: // yuv422
 178                         fb_data_fmt = YUV422;
 179                         break;
 180                 case HAL_PIXEL_FORMAT_YCrCb_NV12: // YUV420---uvuvuv
 181                         fb_data_fmt = YUV420;
 182                         break;
 183                 case HAL_PIXEL_FORMAT_YCrCb_444: // yuv444
 184                         fb_data_fmt = YUV444;
 185                         break;
 186                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10: // yuv444
 187                         fb_data_fmt = YUV420_A;
 188                         break;
 189                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10: // yuv444
 190                         fb_data_fmt = YUV422_A;
 191                         break;
 192                 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10: // yuv444
 193                         fb_data_fmt = YUV444_A;
 194                         break;
 195                 default:
 196                         printk(KERN_WARNING "%s:un supported format:0x%x\n",
 197                                 __func__,data_format);
 198                     return -EINVAL;
 199                 }
 200         }else{
 201                 switch(bits_per_pixel){
 202                 case 32:
 203                         fb_data_fmt = ARGB888;
 204                         break;
 205                 case 16:
 206                         fb_data_fmt = RGB565;
 207                         break;
 208                 default:
 209                         printk(KERN_WARNING "%s:un supported bits_per_pixel:%d\n",
 210                                 __func__,bits_per_pixel);
 211                         break;
 212                 }
 213         }
 214         return fb_data_fmt;
 215 }
 216
 217 /* rk display power control parse from dts
 218  *
 219 */
 220 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 221 {
 222         struct device_node *root  = of_get_child_by_name(dev_drv->dev->of_node,
 223                                 "power_ctr");
 224         struct device_node *child;
 225         struct rk_disp_pwr_ctr_list *pwr_ctr;
 226         struct list_head *pos;
 227         enum of_gpio_flags flags;
 228         u32 val = 0;
 229         u32 debug = 0;
 230         u32 mirror = 0;
 231         int ret;
 232
 233         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 234         if (!root) {
 235                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",dev_drv->id);
 236                 return -ENODEV;
 237         }
 238
 239         for_each_child_of_node(root, child) {
 240                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list), GFP_KERNEL);
 241                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 242                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 243                         if (val == GPIO) {
 244                                 pwr_ctr->pwr_ctr.type = GPIO;
 245                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 246                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 247                                         dev_err(dev_drv->dev, "%s ivalid gpio\n", child->name);
 248                                         return -EINVAL;
 249                                 }
 250                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 251                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,child->name);
 252                                 if (ret) {
 253                                         dev_err(dev_drv->dev, "request %s gpio fail:%d\n",
 254                                                 child->name,ret);
 255                                 }
 256
 257                         } else {
 258                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 259
 260                         }
 261                 };
 262                 of_property_read_u32(child, "rockchip,delay", &val);
 263                 pwr_ctr->pwr_ctr.delay = val;
 264                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 265         }
 266
 267         of_property_read_u32(root, "rockchip,mirror", &mirror);
 268
 269         if (mirror == NO_MIRROR) {
 270                 dev_drv->screen0->x_mirror = 0;
 271                 dev_drv->screen0->y_mirror = 0;
 272         } else if (mirror == X_MIRROR) {
 273                 dev_drv->screen0->x_mirror = 1;
 274                 dev_drv->screen0->y_mirror = 0;
 275         } else if (mirror == Y_MIRROR) {
 276                 dev_drv->screen0->x_mirror = 0;
 277                 dev_drv->screen0->y_mirror = 1;
 278         } else if(mirror == X_Y_MIRROR) {
 279                 dev_drv->screen0->x_mirror = 1;
 280                 dev_drv->screen0->y_mirror = 1;
 281         }
 282
 283         of_property_read_u32(root, "rockchip,debug", &debug);
 284
 285         if (debug) {
 286                 list_for_each(pos, &dev_drv->pwrlist_head) {
 287                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 288                         printk(KERN_INFO "pwr_ctr_name:%s\n"
 289                                          "pwr_type:%s\n"
 290                                          "gpio:%d\n"
 291                                          "atv_val:%d\n"
 292                                          "delay:%d\n\n",
 293                                          pwr_ctr->pwr_ctr.name,
 294                                          (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 295                                          pwr_ctr->pwr_ctr.gpio,
 296                                          pwr_ctr->pwr_ctr.atv_val,
 297                                          pwr_ctr->pwr_ctr.delay);
 298                 }
 299         }
 300
 301         return 0;
 302
 303 }
 304
 305 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 306 {
 307         struct list_head *pos;
 308         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 309         struct pwr_ctr *pwr_ctr;
 310         if (list_empty(&dev_drv->pwrlist_head))
 311                 return 0;
 312         list_for_each(pos, &dev_drv->pwrlist_head) {
 313                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 314                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 315                 if (pwr_ctr->type == GPIO) {
 316                         gpio_direction_output(pwr_ctr->gpio,pwr_ctr->atv_val);
 317                         mdelay(pwr_ctr->delay);
 318                 }
 319         }
 320
 321         return 0;
 322 }
 323
 324 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 325 {
 326         struct list_head *pos;
 327         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 328         struct pwr_ctr *pwr_ctr;
 329         if (list_empty(&dev_drv->pwrlist_head))
 330                 return 0;
 331         list_for_each(pos, &dev_drv->pwrlist_head) {
 332                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 333                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 334                 if (pwr_ctr->type == GPIO) {
 335                         gpio_set_value(pwr_ctr->gpio,!pwr_ctr->atv_val);
 336                 }
 337         }
 338         return 0;
 339 }
 340
 341 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 342                                 struct rk_screen *screen)
 343 {
 344         screen->mode.pixclock = dt->pixelclock.typ;
 345         screen->mode.left_margin = dt->hback_porch.typ;
 346         screen->mode.right_margin = dt->hfront_porch.typ;
 347         screen->mode.xres = dt->hactive.typ;
 348         screen->mode.hsync_len = dt->hsync_len.typ;
 349         screen->mode.upper_margin = dt->vback_porch.typ;
 350         screen->mode.lower_margin = dt->vfront_porch.typ;
 351         screen->mode.yres = dt->vactive.typ;
 352         screen->mode.vsync_len = dt->vsync_len.typ;
 353         screen->type = dt->screen_type;
 354         screen->lvds_format = dt->lvds_format;
 355         screen->face = dt->face;
 356
 357         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 358                 screen->pin_dclk = 1;
 359         else
 360                 screen->pin_dclk = 0;
 361         if(dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 362                 screen->pin_hsync = 1;
 363         else
 364                 screen->pin_hsync = 0;
 365         if(dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 366                 screen->pin_vsync = 1;
 367         else
 368                 screen->pin_vsync = 0;
 369         if(dt->flags & DISPLAY_FLAGS_DE_HIGH)
 370                 screen->pin_den = 1;
 371         else
 372                 screen->pin_den = 0;
 373
 374         return 0;
 375
 376 }
 377
 378 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 379 {
 380         struct display_timings *disp_timing;
 381         struct display_timing *dt;
 382         disp_timing = of_get_display_timings(np);
 383         if (!disp_timing) {
 384                 pr_err("parse display timing err\n");
 385                 return -EINVAL;
 386         }
 387         dt = display_timings_get(disp_timing, 0);
 388         rk_fb_video_mode_from_timing(dt, screen);
 389         return 0;
 390
 391 }
 392
 393 int  rk_fb_calc_fps(struct rk_screen * screen, u32 pixclock)
 394 {
 395         int x, y;
 396         unsigned long long hz;
 397         if (!screen) {
 398                 printk(KERN_ERR "%s:null screen!\n", __func__);
 399                 return 0;
 400         }
 401         x = screen->mode.xres + screen->mode.left_margin + screen->mode.right_margin +
 402             screen->mode.hsync_len;
 403         y = screen->mode.yres + screen->mode.upper_margin + screen->mode.lower_margin +
 404             screen->mode.vsync_len;
 405
 406         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 407
 408         hz += (x * y) / 2;
 409         do_div(hz, x * y);      /* divide by x * y with rounding */
 410
 411         hz += pixclock / 2;
 412         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 413
 414         return hz;
 415 }
 416
 417 char *get_format_string(enum data_format format, char *fmt)
 418 {
 419         if (!fmt)
 420                 return NULL;
 421         switch (format) {
 422         case ARGB888:
 423                 strcpy(fmt, "ARGB888");
 424                 break;
 425         case RGB888:
 426                 strcpy(fmt, "RGB888");
 427                 break;
 428         case RGB565:
 429                 strcpy(fmt, "RGB565");
 430                 break;
 431         case YUV420:
 432                 strcpy(fmt, "YUV420");
 433                 break;
 434         case YUV422:
 435                 strcpy(fmt, "YUV422");
 436                 break;
 437         case YUV444:
 438                 strcpy(fmt, "YUV444");
 439                 break;
 440         case YUV420_A:
 441                 strcpy(fmt, "YUV420_A");
 442                 break;
 443         case YUV422_A:
 444                 strcpy(fmt, "YUV422_A");
 445                 break;
 446         case YUV444_A:
 447                 strcpy(fmt, "YUV444_A");
 448                 break;
 449         case XRGB888:
 450                 strcpy(fmt, "XRGB888");
 451                 break;
 452         case XBGR888:
 453                 strcpy(fmt, "XBGR888");
 454                 break;
 455         case ABGR888:
 456                 strcpy(fmt, "XBGR888");
 457                 break;
 458         default:
 459                 strcpy(fmt, "invalid");
 460                 break;
 461         }
 462
 463         return fmt;
 464
 465 }
 466
 467
 468
 469 /**********************************************************************
 470 this is for hdmi
 471 name: lcdc device name ,lcdc0 , lcdc1
 472 ***********************************************************************/
 473 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 474 {
 475         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
 476         int i = 0;
 477         for (i = 0; i < inf->num_lcdc; i++) {
 478                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name))
 479                         break;
 480         }
 481         return inf->lcdc_dev_drv[i];
 482
 483 }
 484
 485 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 486 {
 487         struct rk_fb *inf = NULL;
 488         struct rk_lcdc_driver *dev_drv = NULL;
 489         int i = 0;
 490
 491         if (likely(fb_pdev))
 492                 inf = platform_get_drvdata(fb_pdev);
 493         else
 494                 return NULL;
 495
 496         for (i = 0; i < inf->num_lcdc; i++) {
 497                 if (inf->lcdc_dev_drv[i]->prop ==  PRMRY) {
 498                         dev_drv = inf->lcdc_dev_drv[i];
 499                         break;
 500                 }
 501         }
 502
 503         return dev_drv;
 504 }
 505
 506
 507 int rk_fb_get_prmry_screen_ft(void)
 508 {
 509         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 510         uint32_t htotal, vtotal, pix_total, ft_us, pixclock_ns;
 511
 512         if (unlikely(!dev_drv))
 513                 return 0;
 514
 515         pixclock_ns = dev_drv->pixclock/1000;
 516
 517         htotal = (dev_drv->cur_screen->mode.upper_margin + dev_drv->cur_screen->mode.lower_margin +
 518                 dev_drv->cur_screen->mode.yres + dev_drv->cur_screen->mode.vsync_len);
 519         vtotal = (dev_drv->cur_screen->mode.left_margin + dev_drv->cur_screen->mode.right_margin +
 520                 dev_drv->cur_screen->mode.xres + dev_drv->cur_screen->mode.hsync_len);
 521         pix_total = htotal*vtotal/1000;
 522         ft_us = pix_total * pixclock_ns;
 523         return ft_us;
 524 }
 525
 526 static struct rk_lcdc_driver  *rk_get_extend_lcdc_drv(void)
 527 {
 528         struct rk_fb *inf = NULL;
 529         struct rk_lcdc_driver *dev_drv = NULL;
 530         int i = 0;
 531
 532         if (likely(fb_pdev))
 533                 inf = platform_get_drvdata(fb_pdev);
 534         else
 535                 return NULL;
 536
 537         for (i = 0; i < inf->num_lcdc; i++) {
 538                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 539                         dev_drv = inf->lcdc_dev_drv[i];
 540                         break;
 541                 }
 542         }
 543
 544         return dev_drv;
 545 }
 546
 547
 548 u32 rk_fb_get_prmry_screen_pixclock(void)
 549 {
 550         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 551         return dev_drv->pixclock;
 552 }
 553
 554 int rk_fb_poll_prmry_screen_vblank(void)
 555 {
 556         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 557         if (likely(dev_drv)) {
 558                 if (dev_drv->ops->poll_vblank)
 559                         return dev_drv->ops->poll_vblank(dev_drv);
 560                 else
 561                         return RK_LF_STATUS_NC;
 562         } else
 563                 return RK_LF_STATUS_NC;
 564 }
 565
 566 bool rk_fb_poll_wait_frame_complete(void)
 567 {
 568         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 569         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 570
 571         if (likely(dev_drv)) {
 572                 if (dev_drv->ops->set_irq_to_cpu)
 573                         dev_drv->ops->set_irq_to_cpu(dev_drv,0);
 574         }
 575
 576
 577         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC){
 578                 if (likely(dev_drv)) {
 579                         if(dev_drv->ops->set_irq_to_cpu)
 580                                 dev_drv->ops->set_irq_to_cpu(dev_drv,1);
 581                 }
 582                 return false;
 583         }
 584
 585         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR)  &&  --timeout);
 586         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC)  &&  --timeout);
 587
 588         if (likely(dev_drv)) {
 589                 if (dev_drv->ops->set_irq_to_cpu)
 590                         dev_drv->ops->set_irq_to_cpu(dev_drv,1);
 591         }
 592
 593         return true;
 594 }
 595 static int rk_fb_open(struct fb_info *info, int user)
 596 {
 597         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 598         int win_id;
 599         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 600         if (dev_drv->win[win_id]->state)
 601                 return 0;    /* if this win aready opened ,no need to reopen*/
 602         else
 603                 dev_drv->ops->open(dev_drv, win_id, 1);
 604         return 0;
 605 }
 606
 607 static int  get_extend_fb_id(struct fb_info *info)
 608 {
 609         int fb_id = 0;
 610         char *id = info->fix.id;
 611         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 612         if (!strcmp(id, "fb0"))
 613                 fb_id = 0;
 614         else if (!strcmp(id, "fb1"))
 615                 fb_id = 1;
 616         else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
 617                 fb_id = 2;
 618         return fb_id;
 619 }
 620
 621 static int rk_fb_close(struct fb_info *info, int user)
 622 {
 623         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 624         struct rk_lcdc_win *win = NULL;
 625         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 626         if (win_id >= 0) {
 627                 win = dev_drv->win[win_id];
 628                 info->fix.smem_start = win->reserved;
 629
 630                 info->var.xres = dev_drv->screen0->mode.xres;
 631                 info->var.yres = dev_drv->screen0->mode.yres;
 632                 info->var.grayscale |= (info->var.xres<<8) + (info->var.yres<<20);
 633 #if defined(CONFIG_LOGO_LINUX_BMP)
 634                 info->var.bits_per_pixel = 32;
 635 #else
 636                 info->var.bits_per_pixel = 16;
 637 #endif
 638                 info->fix.line_length  = (info->var.xres)*(info->var.bits_per_pixel>>3);
 639                 info->var.xres_virtual = info->var.xres;
 640                 info->var.yres_virtual = info->var.yres;
 641                 info->var.width =  dev_drv->screen0->width;
 642                 info->var.height = dev_drv->screen0->height;
 643                 info->var.pixclock = dev_drv->pixclock;
 644                 info->var.left_margin = dev_drv->screen0->mode.left_margin;
 645                 info->var.right_margin = dev_drv->screen0->mode.right_margin;
 646                 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
 647                 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
 648                 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 649                 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 650         }
 651
 652         return 0;
 653 }
 654
 655
 656 #if defined(CONFIG_RK29_IPP)
 657 static int get_ipp_format(int fmt)
 658 {
 659         int ipp_fmt = IPP_XRGB_8888;
 660         switch (fmt) {
 661         case HAL_PIXEL_FORMAT_RGBX_8888:
 662         case HAL_PIXEL_FORMAT_RGBA_8888:
 663         case HAL_PIXEL_FORMAT_BGRA_8888:
 664         case HAL_PIXEL_FORMAT_RGB_888:
 665                 ipp_fmt = IPP_XRGB_8888;
 666                 break;
 667         case HAL_PIXEL_FORMAT_RGB_565:
 668                 ipp_fmt = IPP_RGB_565;
 669                 break;
 670         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
 671                 ipp_fmt = IPP_Y_CBCR_H2V1;
 672                 break;
 673         case HAL_PIXEL_FORMAT_YCrCb_NV12:
 674                 ipp_fmt = IPP_Y_CBCR_H2V2;
 675                 break;
 676         case HAL_PIXEL_FORMAT_YCrCb_444:
 677                 ipp_fmt = IPP_Y_CBCR_H1V1;
 678                 break;
 679         default:
 680                 ipp_fmt = IPP_IMGTYPE_LIMIT;
 681                 break;
 682         }
 683
 684         return ipp_fmt;
 685 }
 686
 687 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
 688                                 int rotation, int fmt)
 689 {
 690         int align16 = 2;
 691         int align64 = 8;
 692
 693
 694         if (fmt == IPP_XRGB_8888) {
 695                 align16 = 1;
 696                 align64 = 2;
 697         } else if (fmt == IPP_RGB_565) {
 698                 align16 = 1;
 699                 align64 = 4;
 700         } else {
 701                 align16 = 2;
 702                 align64 = 8;
 703         }
 704         align16 -= 1;  /*for YUV, 1*/
 705         align64 -= 1;  /*for YUV, 7*/
 706
 707         if (rotation == IPP_ROT_0) {
 708                 if (fmt > IPP_RGB_565) {
 709                         if ((*dst_w & 1) != 0)
 710                                 *dst_w = *dst_w+1;
 711                         if ((*dst_h & 1) != 0)
 712                                 *dst_h = *dst_h+1;
 713                         if (*dst_vir_w < *dst_w)
 714                                 *dst_vir_w = *dst_w;
 715                 }
 716         } else {
 717
 718                 if ((*dst_w & align64) != 0)
 719                         *dst_w = (*dst_w+align64)&(~align64);
 720                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
 721                         *dst_h = *dst_h+1;
 722                 if (*dst_vir_w < *dst_w)
 723                         *dst_vir_w = *dst_w;
 724         }
 725
 726 }
 727
 728 static void fb_copy_by_ipp(struct fb_info *dst_info,
 729                 struct fb_info *src_info, int offset)
 730 {
 731         struct rk29_ipp_req ipp_req;
 732         uint32_t  rotation = 0;
 733         int dst_w, dst_h, dst_vir_w;
 734         int ipp_fmt;
 735         u8 data_format = (dst_info->var.nonstd)&0xff;
 736
 737         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
 738 #if defined(CONFIG_FB_ROTATE)
 739         int orientation = 270 - CONFIG_ROTATE_ORIENTATION;
 740         switch (orientation) {
 741         case 0:
 742                 rotation = IPP_ROT_0;
 743                 break;
 744         case 90:
 745                 rotation = IPP_ROT_90;
 746                 break;
 747         case 180:
 748                 rotation = IPP_ROT_180;
 749                 break;
 750         case 270:
 751                 rotation = IPP_ROT_270;
 752                 break;
 753         default:
 754                 rotation = IPP_ROT_270;
 755                 break;
 756
 757         }
 758 #endif
 759
 760         dst_w = dst_info->var.xres;
 761         dst_h = dst_info->var.yres;
 762         dst_vir_w = dst_info->var.xres_virtual;
 763         ipp_fmt = get_ipp_format(data_format);
 764         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
 765         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
 766         ipp_req.src0.w = src_info->var.xres;
 767         ipp_req.src0.h = src_info->var.yres;
 768         ipp_req.src_vir_w = src_info->var.xres_virtual;
 769         ipp_req.src0.fmt = ipp_fmt;
 770
 771         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
 772         ipp_req.dst0.w = dst_w;
 773         ipp_req.dst0.h = dst_h;
 774         ipp_req.dst_vir_w = dst_vir_w;
 775         ipp_req.dst0.fmt = ipp_fmt;
 776
 777
 778         ipp_req.timeout = 100;
 779         ipp_req.flag = rotation;
 780         ipp_blit_sync(&ipp_req);
 781
 782 }
 783
 784 #endif
 785
 786
 787 static int rk_fb_rotate(struct fb_info *dst_info,
 788                                 struct fb_info *src_info, int offset)
 789 {
 790         #if defined(CONFIG_RK29_IPP)
 791                 fb_copy_by_ipp(dst_info, src_info, offset);
 792         #else
 793                 return -1;
 794         #endif
 795                 return 0;
 796 }
 797 static int rk_fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
 798 {
 799         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
 800         struct rk_lcdc_driver *dev_drv  = (struct rk_lcdc_driver *)info->par;
 801         struct fb_fix_screeninfo *fix = &info->fix;
 802         struct fb_info *extend_info = NULL;
 803         struct rk_lcdc_driver *extend_dev_drv = NULL;
 804         int win_id = 0, extend_win_id = 0;
 805         struct rk_lcdc_win *extend_win = NULL;
 806         struct rk_lcdc_win *win = NULL;
 807         struct rk_screen *screen = dev_drv->cur_screen;
 808         int fb_id = 0;
 809
 810
 811         u32 xoffset = var->xoffset;
 812         u32 yoffset = var->yoffset;
 813         u32 xvir = var->xres_virtual;
 814         /*u32 yvir = var->yres_virtual;*/
 815         /*u8 data_format = var->nonstd&0xff;*/
 816
 817         u8  pixel_width;
 818         u32 vir_width_bit;
 819         u32 stride,uv_stride;
 820         u32 stride_32bit_1;
 821         u32 stride_32bit_2;
 822         u16 uv_x_off,uv_y_off,uv_y_act;
 823         u8  is_pic_yuv=0;
 824
 825         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 826         if (win_id < 0)
 827                 return  -ENODEV;
 828         else
 829                 win = dev_drv->win[win_id];
 830
 831         if (rk_fb->disp_mode == DUAL) {
 832                 fb_id = get_extend_fb_id(info);
 833                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
 834                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
 835                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
 836                                                 extend_info->fix.id);
 837                 extend_win = extend_dev_drv->win[extend_win_id];
 838         }
 839         pixel_width = rk_fb_pixel_width(win->format);
 840         vir_width_bit = pixel_width * xvir;
 841         if((win->format == YUV420_A)||(win->format == YUV422_A)||(win->format == YUV444_A)){
 842                 vir_width_bit = xvir * 8;
 843                 stride_32bit_1 = xvir;
 844                 stride_32bit_2 = xvir*2;
 845         }else{
 846                 vir_width_bit = pixel_width * xvir;
 847                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
 848                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
 849         }
 850
 851
 852         stride    = stride_32bit_1;//default rgb
 853         fix->line_length = stride;
 854
 855         switch (win->format){
 856         case YUV422:
 857         case YUV422_A:
 858                 is_pic_yuv = 1;
 859                 stride     = stride_32bit_1;
 860                 uv_stride  = stride_32bit_1>> 1 ;//
 861                 uv_x_off   = xoffset >> 1 ;//
 862                 uv_y_off   = yoffset;//0
 863                 fix->line_length = stride;
 864                 uv_y_act = win->area[0].yact>>1;
 865                 break;
 866         case YUV420://420sp
 867         case YUV420_A:
 868                 is_pic_yuv = 1;
 869                 stride     = stride_32bit_1;
 870                 uv_stride  = stride_32bit_1;
 871                 uv_x_off   = xoffset;
 872                 uv_y_off   = yoffset >> 1;
 873                 fix->line_length = stride;
 874                 uv_y_act = win->area[0].yact>>1;
 875                 break;
 876         case YUV444:
 877         case YUV444_A:
 878                 is_pic_yuv = 1;
 879                 stride     = stride_32bit_1;
 880                 uv_stride  = stride_32bit_2;
 881                 uv_x_off   = xoffset*2;
 882                 uv_y_off   = yoffset;
 883                 fix->line_length = stride<<2;
 884                 uv_y_act = win->area[0].yact;
 885                 break;
 886         default:
 887                 break;
 888         }
 889
 890         // x y mirror ,jump line
 891         if (screen->y_mirror == 1) {
 892                 if (screen->interlace == 1) {
 893                         win->area[0].y_offset = yoffset*stride*2 +
 894                                                         ((win->area[0].yact-1)*2+1)*stride +
 895                                                         xoffset*pixel_width/8;
 896                 } else {
 897                         win->area[0].y_offset = yoffset*stride +
 898                                                         (win->area[0].yact-1)*stride +
 899                                                         xoffset*pixel_width/8;
 900                 }
 901         } else {
 902                 if (screen->interlace == 1) {
 903                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
 904                 } else {
 905                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
 906                 }
 907         }
 908         if (is_pic_yuv == 1) {
 909                 if(screen->y_mirror == 1) {
 910                         if (screen->interlace == 1) {
 911                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
 912                                                                 ((uv_y_act-1)*2+1)*uv_stride +
 913                                                                 uv_x_off*pixel_width/8;
 914                         } else {
 915                                 win->area[0].c_offset = uv_y_off*uv_stride +
 916                                                                 (uv_y_act - 1)*uv_stride +
 917                                                                 uv_x_off*pixel_width/8;
 918                         }
 919                 } else {
 920                         if (screen->interlace == 1) {
 921                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
 922                         } else {
 923                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
 924                         }
 925                 }
 926         }
 927
 928
 929         win->area[0].smem_start = fix->smem_start;
 930         win->area[0].cbr_start = fix->mmio_start;//fix->smem_start + xvir * yvir;
 931         win->area[0].state=1;
 932         win->area_num = 1;
 933
 934         dev_drv->ops->pan_display(dev_drv, win_id);
 935         if (rk_fb->disp_mode == DUAL) {
 936                 if (extend_win->state && (hdmi_switch_complete)) {
 937                         extend_win->area[0].y_offset = win->area[0].y_offset;
 938                 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
 939                         rk_fb_rotate(extend_info, info, win->area[0].y_offset);
 940                 #else
 941                         extend_win->area[0].smem_start = win->area[0].smem_start;
 942                         extend_win->area[0].cbr_start = win->area[0].cbr_start;
 943                 #endif
 944                         extend_dev_drv->ops->pan_display(extend_dev_drv, extend_win_id);
 945                 }
 946         }
 947
 948         #ifdef  CONFIG_FB_MIRRORING
 949         if (video_data_to_mirroring)
 950                 video_data_to_mirroring(info, NULL);
 951         #endif
 952         dev_drv->ops->cfg_done(dev_drv);
 953         return 0;
 954 }
 955
 956 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
 957 {
 958         int i,j;
 959         i = list_empty(&dev_drv->update_regs_list);
 960         j = list_empty(&saved_list);
 961         return i==j?0:1;
 962
 963 }
 964
 965 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv,
 966         struct sync_fence *fence)
 967 {
 968         int err = sync_fence_wait(fence, 1000);
 969
 970         if (err >= 0)
 971                 return;
 972
 973         if (err == -ETIME)
 974                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
 975
 976         if (err < 0)
 977                 printk("error waiting on fence\n");
 978 }
 979
 980 #ifdef CONFIG_ROCKCHIP_IOMMU
 981 static int g_last_addr[4];
 982 int g_last_timeout;
 983 u32 freed_addr[10];
 984 u32 freed_index;
 985
 986 #define DUMP_CHUNK 256
 987 char buf[PAGE_SIZE];
 988
 989 int rk_fb_sysmmu_fault_handler(struct device *dev,
 990                 enum rk_sysmmu_inttype itype, unsigned long pgtable_base,
 991                 unsigned long fault_addr,unsigned int status)
 992 {
 993         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 994         int i = 0;
 995         pr_err("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
 996                         fault_addr, pgtable_base,status);
 997         printk("last config addr:\n"
 998                 "win0:0x%08x\n"
 999                 "win1:0x%08x\n"
1000                 "win2:0x%08x\n"
1001                 "win3:0x%08x\n",
1002                 g_last_addr[0],
1003                 g_last_addr[1],
1004                 g_last_addr[2],
1005                 g_last_addr[3]);
1006         printk("last freed buffer:\n");
1007         for (i = 0; freed_addr[i] != 0xfefefefe; i++)
1008                 printk("%d:0x%08x\n",i, freed_addr[i]);
1009         printk("last timeout:%d\n", g_last_timeout);
1010         dev_drv->ops->get_disp_info(dev_drv, buf,0) ;
1011         for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1012                 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1013                         char c = buf[i + DUMP_CHUNK];
1014                         buf[i + DUMP_CHUNK] = 0;
1015                         pr_cont("%s", buf + i);
1016                         buf[i + DUMP_CHUNK] = c;
1017                 } else {
1018                         buf[PAGE_SIZE -1] = 0;
1019                         pr_cont("%s", buf + i);
1020                 }
1021         }
1022
1023         return 0;
1024 }
1025 #endif
1026
1027
1028 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,struct rk_fb_reg_win_data *reg_win_data)
1029 {
1030         int i,index_buf;
1031         struct rk_fb_reg_area_data *area_data;
1032         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1033
1034         for(i=0;i<reg_win_data->area_num;i++){
1035                 area_data = &reg_win_data->reg_area_data[i];
1036                 index_buf = area_data->index_buf;
1037 #if defined(CONFIG_ROCKCHIP_IOMMU)
1038                 if (dev_drv->iommu_enabled) {
1039                         ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1040                                                 area_data->ion_handle);
1041                         freed_addr[freed_index++] = area_data->smem_start;
1042                 }
1043 #endif
1044                 if(area_data->ion_handle != NULL)
1045                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1046         }
1047         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1048 }
1049
1050 static void rk_fb_update_driver(struct rk_lcdc_win *win,struct rk_fb_reg_win_data *reg_win_data)
1051 {
1052         int i=0;
1053         //struct rk_lcdc_win *win;
1054         //win = dev_drv->win[reg_win_data->win_id];
1055         win->area_num = reg_win_data->area_num;
1056         win->format = reg_win_data->data_format;
1057         win->id = reg_win_data->win_id;
1058         win->z_order = reg_win_data->z_order;
1059
1060         #if 0
1061         for(i=0;i<win->area_num;i++)
1062         {
1063                 printk("i=%d:area[%d]=%x,reg_area_data[%d]=%x,mem_start=%x\n",
1064                         i,i,&win->area[i],i,&reg_win_data->reg_area_data[i],reg_win_data->reg_area_data[i].smem_start);
1065
1066                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1067                 win->area[i].cbr_start  = reg_win_data->reg_area_data[i].cbr_start;
1068                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1069                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1070                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1071                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1072                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1073                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1074                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1075                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1076                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1077                 win->area[i].c_offset      = reg_win_data->reg_area_data[i].c_offset;
1078                 win->area[i].state = 1;
1079         }
1080         #else
1081         if(reg_win_data->reg_area_data[0].smem_start > 0){
1082                 win->state = 1;
1083                 win->area_num = reg_win_data->area_num;
1084                 win->format = reg_win_data->data_format;
1085                 win->id = reg_win_data->win_id;
1086                 win->z_order = reg_win_data->z_order;
1087                 win->area[0].uv_vir_stride = reg_win_data->reg_area_data[0].uv_vir_stride;
1088                 win->area[0].cbr_start = reg_win_data->reg_area_data[0].cbr_start;
1089                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1090                 win->alpha_en = reg_win_data->alpha_en;
1091                 win->alpha_mode = reg_win_data->alpha_mode;
1092                 win->g_alpha_val = reg_win_data->g_alpha_val;
1093                 for(i=0;i<RK_WIN_MAX_AREA;i++)
1094                 {
1095                         if(reg_win_data->reg_area_data[i].smem_start > 0){
1096                                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1097                                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1098                                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1099                                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1100                                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1101                                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1102                                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1103                                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1104                                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1105                                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1106                                 win->area[i].y_vir_stride  = reg_win_data->reg_area_data[i].y_vir_stride;
1107                                 win->area[i].state = 1;
1108                         }else{
1109                                 win->area[i].state = 0;
1110                         }
1111                 }
1112         }else{
1113                 //win->state = 0;
1114                 //win->z_order = -1;
1115         }
1116         #endif
1117
1118 }
1119
1120 static void rk_fb_update_reg(struct rk_lcdc_driver * dev_drv,struct rk_fb_reg_data *regs)
1121 {
1122         int i,j;
1123         struct rk_lcdc_win *win;
1124         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1125         //struct rk_fb_reg_win_data old_reg_win_data[RK30_MAX_LAYER_SUPPORT];
1126         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1127         struct rk_lcdc_driver *ext_dev_drv;
1128         struct rk_lcdc_win *ext_win;
1129         bool wait_for_vsync;
1130         int count = 100;
1131         unsigned int dsp_addr[4];
1132         long timeout;
1133         for(i=0;i<dev_drv->lcdc_win_num;i++){
1134                 //old_reg_win_data[i]= regs->reg_win_data[i];
1135                 win = dev_drv->win[i];
1136                 for(j=0;j<regs->win_num;j++){
1137                         if(i == regs->reg_win_data[j].win_id)
1138                                 break;
1139                 }
1140                 if(j<regs->win_num){
1141                         rk_fb_update_driver(win,&regs->reg_win_data[j]);
1142                         win->state = 1;
1143                         dev_drv->ops->set_par(dev_drv,i);
1144                         dev_drv->ops->pan_display(dev_drv,i);
1145 #if defined(CONFIG_ROCKCHIP_IOMMU)
1146                         if (dev_drv->iommu_enabled)
1147                                 g_last_addr[i] = win->area[0].smem_start + win->area[0].y_offset;
1148 #endif
1149                 }else{
1150                         win->z_order = -1;
1151                         win->state = 0;
1152                 }
1153         }
1154         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1155
1156         if ((rk_fb->disp_mode == DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)
1157                                                         && hdmi_switch_complete) {
1158                 for (i = 0; i < rk_fb->num_lcdc; i++) {
1159                         if(rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
1160                                 ext_dev_drv = rk_fb->lcdc_dev_drv[i];
1161                                 break;
1162                         }
1163                 }
1164                 if (i == rk_fb->num_lcdc) {
1165                         printk(KERN_ERR "hdmi lcdc driver not found!\n");
1166                         goto ext_win_exit;
1167                 }
1168
1169                 //hdmi just need set win0 only(win0 have only one area),other win is disable
1170                 ext_win = ext_dev_drv->win[0];
1171                 for (j = 0;j < regs->win_num; j++) {
1172                         if(0 == regs->reg_win_data[j].win_id)
1173                                 break;
1174                 }
1175                 if (j < regs->win_num){
1176                         rk_fb_update_driver(ext_win, &regs->reg_win_data[j]);
1177                         if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1178                                 ext_win->area[0].xsize = (ext_dev_drv->cur_screen->xsize * win->area[0].xsize) / dev_drv->cur_screen->mode.xres;
1179                                 ext_win->area[0].ysize = (ext_dev_drv->cur_screen->ysize * win->area[0].ysize) / dev_drv->cur_screen->mode.yres;
1180                                 ext_win->area[0].xpos = ((ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1)
1181                                                                 + ext_dev_drv->cur_screen->xsize * win->area[0].xpos / dev_drv->cur_screen->mode.xres;
1182                                 ext_win->area[0].ypos = ((ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1)
1183                                                                 + ext_dev_drv->cur_screen->ysize * win->area[0].ypos / dev_drv->cur_screen->mode.yres;
1184                         }
1185                         else {
1186                                 ext_win->area[0].xpos = (ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1;
1187                                 ext_win->area[0].ypos = (ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1;
1188                                 ext_win->area[0].xsize = ext_dev_drv->cur_screen->xsize;
1189                                 ext_win->area[0].ysize = ext_dev_drv->cur_screen->ysize;
1190                         }
1191                         ext_win->alpha_en = 0;  //hdmi only one win so disable alpha
1192                         ext_win->state = 1;
1193                 }
1194                 else {
1195                         ext_win->state = 0;
1196                 }
1197
1198                 if (ext_win->area[0].xact < ext_win->area[0].yact) {
1199                         ext_win->area[0].xact = win->area[0].yact;
1200                         ext_win->area[0].yact = win->area[0].xact;
1201                         ext_win->area[0].xvir = win->area[0].yact;
1202                 }
1203
1204                 //disable the other win,except win0
1205                 for (i = 1; i < ext_dev_drv->lcdc_win_num; i ++) {
1206                         ext_win = ext_dev_drv->win[i];
1207                         ext_win->state = 0;
1208                 }
1209                 ext_dev_drv->ops->set_par(ext_dev_drv, 0);
1210                 ext_dev_drv->ops->pan_display(ext_dev_drv, 0);
1211                 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1212         }
1213 ext_win_exit:
1214         dev_drv->ops->cfg_done(dev_drv);
1215
1216 #if 0
1217         for(i=0;i<2;i++){
1218                 printk("win[%d]:drv_win_state=%d\n",i,dev_drv->win[i]->state);
1219                 for(j=0;j<4;j++){
1220                         printk("area[%d]:state=%d,mem_addr=%x\n",
1221                                 i,dev_drv->win[i]->area[j].state,dev_drv->win[i]->area[j].smem_start);
1222                 }
1223         }
1224 #endif
1225         /*dev_drv->screen0->post_xsize = regs->post_cfg.xsize;
1226         dev_drv->screen0->post_ysize = regs->post_cfg.ysize;
1227         dev_drv->screen0->post_dsp_stx = regs->post_cfg.xpos;
1228         dev_drv->screen0->post_dsp_sty = regs->post_cfg.ypos;*/
1229
1230         /*dev_drv->atv_layer_cnt = regs->win_num;
1231         dev_drv->ops->set_par(dev_drv,0);*/
1232
1233         //ret = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1234         //              !ktime_equal(timestamp, dev_drv->vsync_info.timestamp),msecs_to_jiffies(dev_drv->cur_screen->ft+5));
1235         do {
1236                 timestamp = dev_drv->vsync_info.timestamp;
1237                 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1238                                 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,msecs_to_jiffies(25));
1239                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1240                 wait_for_vsync = false;
1241                 /*for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1242                         if(dev_drv->win[i]->state == 1){
1243                                 u32 new_start = regs->reg_win_data[i].reg_area_data[0].smem_start +
1244                                                 regs->reg_win_data[i].reg_area_data[0].y_offset;
1245                                 u32 reg_start = dsp_addr[i];
1246                                 if (unlikely(new_start != reg_start)) {
1247                                         wait_for_vsync = true;
1248                                         break;
1249                                 }
1250                         }
1251                 }*/
1252         } while (wait_for_vsync && count--);
1253 #ifdef H_USE_FENCE
1254         sw_sync_timeline_inc(dev_drv->timeline, 1);
1255 #endif
1256         if(!g_first_buf){
1257 #if defined(CONFIG_ROCKCHIP_IOMMU)
1258                 if (dev_drv->iommu_enabled) {
1259                         freed_index = 0;
1260                         g_last_timeout = timeout;
1261                         if (timeout >= 3)
1262                                 msleep(15);
1263                 }
1264 #endif
1265                 for(i=0;i< g_last_win_num;i++){
1266                         rk_fb_free_dma_buf(dev_drv,&g_reg_win_data[i]);
1267                 }
1268 #if defined(CONFIG_ROCKCHIP_IOMMU)
1269                 if (dev_drv->iommu_enabled)
1270                         freed_addr[freed_index] = 0xfefefefe;
1271 #endif
1272         }
1273         for(i=0;i<regs->win_num;i++){
1274                 memcpy(&g_reg_win_data[i], &(regs->reg_win_data[i]), sizeof(struct rk_fb_reg_win_data));
1275         }
1276         g_last_win_num = regs->win_num;
1277         g_first_buf = 0;
1278
1279         if (dev_drv->wait_fs == 1)
1280                 kfree(regs);
1281 }
1282
1283 static void rk_fb_update_regs_handler(struct kthread_work *work)
1284 {
1285         struct rk_lcdc_driver * dev_drv =
1286                         container_of(work, struct rk_lcdc_driver, update_regs_work);
1287         struct rk_fb_reg_data *data, *next;
1288         //struct list_head saved_list;
1289         mutex_lock(&dev_drv->update_regs_list_lock);
1290         saved_list = dev_drv->update_regs_list;
1291         list_replace_init(&dev_drv->update_regs_list, &saved_list);
1292         mutex_unlock(&dev_drv->update_regs_list_lock);
1293
1294         list_for_each_entry_safe(data, next, &saved_list, list) {
1295                 rk_fb_update_reg(dev_drv,data);
1296                 list_del(&data->list);
1297                 kfree(data);
1298         }
1299 }
1300 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,struct rk_screen *screen)
1301 {
1302         if ((area_par->x_offset+area_par->xact > area_par->xvir) ||
1303                 (area_par->xact <= 0) || (area_par->yact <= 0) ||
1304                 (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1305                 pr_err("check config var fail 0:\n"
1306                         "x_offset=%d,xact=%d,xvir=%d\n",
1307                         area_par->x_offset,
1308                         area_par->xact,
1309                         area_par->xvir);
1310                 return -EINVAL;
1311         }
1312
1313         if ((area_par->xpos+area_par->xsize > screen->mode.xres) ||
1314                 (area_par->ypos+area_par->ysize > screen->mode.yres) ||
1315                 (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1316                 pr_err("check config var fail 1:\n"
1317                         "xpos=%d,xsize=%d,xres=%d\n"
1318                         "ypos=%d,ysize=%d,yres=%d\n",
1319                         area_par->xpos,
1320                         area_par->xsize,
1321                         screen->mode.xres,
1322                         area_par->ypos,
1323                         area_par->ysize,
1324                         screen->mode.yres
1325                         );
1326                 return -EINVAL;
1327         }
1328         return 0;
1329 }
1330
1331 static int rk_fb_set_win_buffer(struct fb_info *info,
1332         struct rk_fb_win_par *win_par,struct rk_fb_reg_win_data *reg_win_data)
1333 {
1334         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1335         //struct fb_var_screeninfo *var = &info->var;
1336         struct fb_fix_screeninfo *fix = &info->fix;
1337         struct rk_lcdc_driver * dev_drv = (struct rk_lcdc_driver * )info->par;
1338         struct rk_screen *screen = dev_drv->cur_screen;
1339
1340         int i,ion_fd,acq_fence_fd;
1341         u32 xvir,yvir;
1342         u32 xoffset,yoffset;
1343
1344         struct ion_handle *hdl;
1345         size_t len;
1346         int index_buf;
1347         u8  fb_data_fmt;
1348         u8  pixel_width;
1349         u32 vir_width_bit;
1350         u32 stride,uv_stride;
1351         u32 stride_32bit_1;
1352         u32 stride_32bit_2;
1353         u16 uv_x_off,uv_y_off,uv_y_act;
1354         u8  is_pic_yuv=0;
1355         u8  ppixel_a=0,global_a=0;
1356         ion_phys_addr_t phy_addr;
1357
1358         reg_win_data->reg_area_data[0].smem_start = -1;
1359         reg_win_data->area_num = 0;
1360         if(win_par->area_par[0].phy_addr == 0){
1361                 for(i=0;i<RK_WIN_MAX_AREA;i++){
1362                         ion_fd = win_par->area_par[i].ion_fd;
1363                         if(ion_fd > 0){
1364                                 hdl = ion_import_dma_buf(rk_fb->ion_client, ion_fd);
1365                                 if (IS_ERR(hdl)) {
1366                                         pr_info("%s: Could not import handle: %d\n",
1367                                                 __func__, (int)hdl);
1368                                         /*return -EINVAL;*/
1369                                         break;
1370                                 }
1371                                 reg_win_data->area_num++;
1372                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
1373                                 #ifndef CONFIG_ROCKCHIP_IOMMU
1374                                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1375                                 #else
1376                                         if (dev_drv->iommu_enabled)
1377                                                 ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
1378                                                         (unsigned long *)&phy_addr, (unsigned long *)&len);
1379                                         else
1380                                                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1381                                 #endif
1382                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1383                                 reg_win_data->area_buf_num++;
1384                                 reg_win_data->reg_area_data[i].index_buf = 1;
1385                         }
1386                         #if 0
1387                         printk("i=%d,ion_fd=%d,addr=0x%x,area_num=%d,area_buf_num=%d\n",
1388                                 i,ion_fd,reg_win_data->reg_area_data[i].smem_start,
1389                                 reg_win_data->area_num,reg_win_data->area_buf_num);
1390                         #endif
1391                 }
1392         }else{
1393                 reg_win_data->reg_area_data[0].smem_start =
1394                 win_par->area_par[0].phy_addr;
1395                 reg_win_data->area_num = 1;
1396         }
1397
1398         if(reg_win_data->area_num == 0){
1399                 return 0;
1400         }
1401
1402         for(i=0;i<reg_win_data->area_num;i++){
1403                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1404                 index_buf = reg_win_data->reg_area_data[i].index_buf;
1405                 if((acq_fence_fd > 0)&&(index_buf == 1)){
1406                         reg_win_data->reg_area_data[i].acq_fence =
1407                                 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1408                 }
1409         }
1410         fb_data_fmt = rk_fb_data_fmt(win_par->data_format,0);
1411         reg_win_data->data_format = fb_data_fmt;
1412         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1413
1414         ppixel_a = ((fb_data_fmt == ARGB888)||(fb_data_fmt == ABGR888)) ? 1:0;
1415         global_a = (win_par->g_alpha_val == 0) ? 0:1;
1416         reg_win_data->alpha_en = ppixel_a | global_a;
1417         reg_win_data->g_alpha_val = win_par->g_alpha_val;
1418         reg_win_data->alpha_mode = win_par->alpha_mode;
1419         if(reg_win_data->reg_area_data[0].smem_start > 0){
1420                 reg_win_data->z_order = win_par->z_order;
1421                 reg_win_data->win_id  = win_par->win_id;
1422         }else{
1423                 reg_win_data->z_order = -1;
1424                 reg_win_data->win_id  = -1;
1425         }
1426         for(i=0;i<reg_win_data->area_num;i++){
1427                 rk_fb_check_config_var(&win_par->area_par[i],screen);
1428                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;//visiable pos in panel
1429                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1430
1431                 reg_win_data->reg_area_data[i].xsize= win_par->area_par[i].xsize;//realy size in panel
1432                 reg_win_data->reg_area_data[i].ysize= win_par->area_par[i].ysize;
1433
1434                 reg_win_data->reg_area_data[i].xact= win_par->area_par[i].xact;//realy size in panel
1435                 reg_win_data->reg_area_data[i].yact= win_par->area_par[i].yact;
1436
1437                 xoffset = win_par->area_par[i].x_offset;//buf offset
1438                 yoffset = win_par->area_par[i].y_offset;
1439                 xvir = win_par->area_par[i].xvir;
1440                 reg_win_data->reg_area_data[i].xvir = xvir;
1441                 yvir = win_par->area_par[i].yvir;
1442                 reg_win_data->reg_area_data[i].yvir = yvir;
1443                 #if 0
1444                 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",
1445                 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,
1446                 reg_win_data->reg_area_data[i].xact,reg_win_data->reg_area_data[i].yact,xoffset,yoffset,xvir,yvir);
1447                 #endif
1448
1449                 vir_width_bit = pixel_width * xvir;
1450                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1451                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1452
1453                 stride    = stride_32bit_1;//default rgb
1454                 fix->line_length = stride;
1455                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1456                 // x y mirror ,jump line
1457                 //reg_win_data->reg_area_data[i].y_offset = yoffset*stride+xoffset*pixel_width/8;
1458                 if (screen->y_mirror == 1) {
1459                         if (screen->interlace == 1) {
1460                                 reg_win_data->reg_area_data[i].y_offset =
1461                                         yoffset*stride*2 +
1462                                         ((reg_win_data->reg_area_data[i].yact-1)*2+1)*stride +
1463                                         xoffset*pixel_width/8;
1464                         } else {
1465                                 reg_win_data->reg_area_data[i].y_offset =
1466                                         yoffset*stride +
1467                                         (reg_win_data->reg_area_data[i].yact-1)*stride +
1468                                         xoffset*pixel_width/8;
1469                         }
1470                 } else {
1471                         if (screen->interlace == 1) {
1472                                 reg_win_data->reg_area_data[i].y_offset =
1473                                         yoffset*stride*2 + xoffset*pixel_width/8;
1474                         } else {
1475                                 reg_win_data->reg_area_data[i].y_offset =
1476                                         yoffset*stride + xoffset*pixel_width/8;
1477                         }
1478                 }
1479
1480         }
1481         switch (fb_data_fmt) {
1482         case YUV422:
1483         case YUV422_A:
1484                 is_pic_yuv = 1;
1485                 stride     = stride_32bit_1;
1486                 uv_stride  = stride_32bit_1>> 1 ;//
1487                 uv_x_off   = xoffset >> 1 ;//
1488                 uv_y_off   = yoffset;//0
1489                 fix->line_length = stride;
1490                 uv_y_act = win_par->area_par[0].yact>>1;
1491                 break;
1492         case YUV420://420sp
1493         case YUV420_A:
1494                 is_pic_yuv = 1;
1495                 stride     = stride_32bit_1;
1496                 uv_stride  = stride_32bit_1;
1497                 uv_x_off   = xoffset;
1498                 uv_y_off   = yoffset >> 1;
1499                 fix->line_length = stride;
1500                 uv_y_act = win_par->area_par[0].yact>>1;
1501                 break;
1502         case YUV444:
1503         case YUV444_A:
1504                 is_pic_yuv = 1;
1505                 stride     = stride_32bit_1;
1506                 uv_stride  = stride_32bit_2;
1507                 uv_x_off   = xoffset*2;
1508                 uv_y_off   = yoffset;
1509                 fix->line_length = stride<<2;
1510                 uv_y_act = win_par->area_par[0].yact;
1511                 break;
1512         default:
1513                 break;
1514         }
1515         if(is_pic_yuv == 1){
1516                 reg_win_data->reg_area_data[0].cbr_start =
1517                         reg_win_data->reg_area_data[0].smem_start + xvir*yvir;
1518                 reg_win_data->reg_area_data[0].uv_vir_stride =
1519                         uv_stride >> 2;
1520                 if(screen->y_mirror == 1){
1521                         if(screen->interlace == 1){
1522                                 reg_win_data->reg_area_data[0].c_offset =
1523                                                 uv_y_off*uv_stride*2 +
1524                                                 ((uv_y_act-1)*2+1)*uv_stride +
1525                                                 uv_x_off*pixel_width/8;
1526                         }else{
1527                                 reg_win_data->reg_area_data[0].c_offset =
1528                                                 uv_y_off*uv_stride +
1529                                                 (uv_y_act - 1)*uv_stride +
1530                                                 uv_x_off*pixel_width/8;
1531                         }
1532                 }else{
1533                         if(screen->interlace == 1){
1534                                 reg_win_data->reg_area_data[0].c_offset =
1535                                         uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
1536                         }else{
1537                                 reg_win_data->reg_area_data[0].c_offset =
1538                                         uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1539                         }
1540                 }
1541         }
1542         return 0;
1543 }
1544
1545 static int rk_fb_set_win_config(struct fb_info *info,
1546                 struct rk_fb_win_cfg_data *win_data)
1547 {
1548         //struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1549         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1550         struct rk_fb_reg_data *regs;
1551         struct rk_fb_reg_win_data *reg_win_data;
1552 #ifdef H_USE_FENCE
1553         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
1554         struct sync_fence *retire_fence;
1555         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
1556         struct sync_pt *retire_sync_pt;
1557         char fence_name[20];
1558 #endif
1559         int ret,i,j=0;
1560
1561         //mutex_lock(&dev_drv->output_lock);
1562         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
1563         if (!regs) {
1564                 printk("could not allocate rk_fb_reg_data\n");
1565                 ret = -ENOMEM;
1566                 return ret;
1567         }
1568
1569         /*regs->post_cfg.xpos = win_data->post_cfg.xpos;
1570         regs->post_cfg.ypos = win_data->post_cfg.ypos;
1571         regs->post_cfg.xsize = win_data->post_cfg.xsize;
1572         regs->post_cfg.ysize = win_data->post_cfg.xsize;*/
1573
1574         for (i=0; i<dev_drv->lcdc_win_num; i++) {
1575                 if(win_data->win_par[i].win_id < dev_drv->lcdc_win_num){
1576                         rk_fb_set_win_buffer(info,&win_data->win_par[i],&regs->reg_win_data[j]);
1577                         if(regs->reg_win_data[j].area_num > 0){
1578                                 regs->win_num++;
1579                                 regs->buf_num += regs->reg_win_data[j].area_buf_num;
1580                         }
1581                         j++;
1582                 }else{
1583                         printk("error:win_id bigger than lcdc_win_num\n");
1584                         printk("i=%d,win_id=%d\n",i,win_data->win_par[i].win_id);
1585                 }
1586         }
1587         for(i=0; i<regs->win_num; i++){
1588                 reg_win_data = &regs->reg_win_data[i];
1589                 for(j=0;j<RK_WIN_MAX_AREA;j++){
1590                         if(reg_win_data->reg_area_data[j].acq_fence){
1591                                 printk("acq_fence wait!!!!!\n");
1592                                 rk_fd_fence_wait(dev_drv,
1593                                 reg_win_data->reg_area_data[j].acq_fence);
1594                         }
1595                 }
1596         }
1597
1598         mutex_lock(&dev_drv->output_lock);
1599         if(!(dev_drv->suspend_flag == 0)){
1600                 rk_fb_update_reg(dev_drv,regs);
1601                 printk("suspend_flag = 1\n");
1602                 goto err;
1603         }
1604         mutex_lock(&dev_drv->update_regs_list_lock);
1605         dev_drv->timeline_max++;
1606 #ifdef H_USE_FENCE
1607         for(i=0;i<RK_MAX_BUF_NUM;i++){
1608                 if(i<regs->buf_num){
1609                         sprintf(fence_name,"fence%d",i);
1610                         win_data->rel_fence_fd[i] =  get_unused_fd();
1611                         if (win_data->rel_fence_fd[i] < 0){
1612                                 printk("rel_fence_fd=%d\n",win_data->rel_fence_fd[i]);
1613                                 return -EFAULT;
1614                         }
1615                         release_sync_pt[i] = sw_sync_pt_create(dev_drv->timeline,
1616                                 dev_drv->timeline_max);
1617                         release_fence[i] = sync_fence_create(fence_name, release_sync_pt[i]);
1618                         sync_fence_install(release_fence[i], win_data->rel_fence_fd[i]);
1619                 }else{
1620                         win_data->rel_fence_fd[i] = -1;
1621                 }
1622         }
1623
1624         win_data->ret_fence_fd =  get_unused_fd();
1625         if (win_data->ret_fence_fd < 0){
1626                 printk("ret_fence_fd=%d\n",win_data->ret_fence_fd);
1627                 return -EFAULT;
1628         }
1629         retire_sync_pt = sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
1630         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
1631         sync_fence_install(retire_fence, win_data->ret_fence_fd);
1632 #else
1633         for(i=0;i<RK_MAX_BUF_NUM;i++){
1634                 win_data->rel_fence_fd[i] = -1;
1635         }
1636         win_data->ret_fence_fd = -1;
1637 #endif
1638         if(dev_drv->wait_fs == 0){
1639                 list_add_tail(&regs->list,&dev_drv->update_regs_list);
1640                 mutex_unlock(&dev_drv->update_regs_list_lock);
1641                 queue_kthread_work(&dev_drv->update_regs_worker,
1642                                 &dev_drv->update_regs_work);
1643         }else{
1644                 mutex_unlock(&dev_drv->update_regs_list_lock);
1645                 rk_fb_update_reg(dev_drv,regs);
1646         }
1647
1648 err:
1649         mutex_unlock(&dev_drv->output_lock);
1650         return ret;
1651 }
1652
1653 #if 1
1654 static int cfgdone_distlist[10] = {0};
1655 static int cfgdone_index = 0;
1656 static int cfgdone_lasttime = 0;
1657
1658 int rk_get_real_fps(int before)
1659 {
1660     if(before > 100)      before = 100;
1661     if(before < 0)        before = 0;
1662
1663     struct timespec now;
1664     getnstimeofday(&now);
1665     int dist_curr = (now.tv_sec * 1000000 + now.tv_nsec/1000) - cfgdone_lasttime;
1666     int dist_total = 0;
1667     int dist_count = 0;
1668     int dist_first = 0;
1669
1670     int index = cfgdone_index;
1671     int i = 0, fps = 0;
1672     int total = dist_curr;
1673
1674     /*
1675         printk("fps: ");
1676         */
1677     for(i=0; i<10; i++) {
1678         if(--index < 0)   index = 9;
1679         total += cfgdone_distlist[index];
1680         if(i==0)    dist_first = cfgdone_distlist[index];
1681         if(total < (before*1000)) {
1682             /*
1683                 printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
1684                 */
1685             dist_total += cfgdone_distlist[index];
1686             dist_count ++;
1687         } else {
1688             break;
1689         }
1690     }
1691
1692     /*
1693         printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
1694         */
1695     dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
1696     dist_total += dist_curr;
1697     dist_count ++;
1698
1699     if(dist_total > 0)
1700         fps = (1000000 * dist_count) / dist_total;
1701     else
1702         fps = 60;
1703
1704     /*
1705         printk("curr2 %d, fps=%d\n", dist_curr, fps);
1706         */
1707     return fps;
1708 }
1709 EXPORT_SYMBOL(rk_get_real_fps);
1710
1711 #endif
1712
1713 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
1714 {
1715         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1716         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1717         struct fb_fix_screeninfo *fix = &info->fix;
1718         int fb_id = 0, extend_win_id = 0;
1719         struct fb_info *extend_info = NULL;
1720         struct rk_lcdc_driver *extend_dev_drv = NULL;
1721         struct rk_lcdc_win *extend_win = NULL;
1722         struct rk_lcdc_win *win;
1723         int enable; /* enable fb:1 enable;0 disable*/
1724         int ovl;   /*overlay:0 win1 on the top of win0;1,win0 on the top of win1*/
1725         int num_buf; /*buffer_number*/
1726         int ret;
1727         struct rk_fb_win_cfg_data win_data;
1728         unsigned int dsp_addr[4];
1729         int list_stat;
1730
1731         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1732
1733         void __user *argp = (void __user *)arg;
1734         win = dev_drv->win[win_id];
1735         if (rk_fb->disp_mode == DUAL) {
1736                 fb_id = get_extend_fb_id(info);
1737                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1738                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1739                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1740                                                 extend_info->fix.id);
1741                 extend_win = extend_dev_drv->win[extend_win_id];
1742         }
1743
1744         switch (cmd) {
1745         case RK_FBIOSET_YUV_ADDR:
1746         {
1747                 u32 yuv_phy[2];
1748                 if (copy_from_user(yuv_phy, argp, 8))
1749                         return -EFAULT;
1750                 fix->smem_start = yuv_phy[0];
1751                 fix->mmio_start = yuv_phy[1];
1752                 break;
1753         }
1754         case RK_FBIOSET_ENABLE:
1755                 if (copy_from_user(&enable, argp, sizeof(enable)))
1756                         return -EFAULT;
1757                 dev_drv->ops->open(dev_drv, win_id, enable);
1758                 break;
1759         case RK_FBIOGET_ENABLE:
1760                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
1761                 if (copy_to_user(argp, &enable, sizeof(enable)))
1762                         return -EFAULT;
1763                 break;
1764         case RK_FBIOSET_OVERLAY_STATE:
1765                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
1766                         return -EFAULT;
1767                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
1768                 break;
1769         case RK_FBIOGET_OVERLAY_STATE:
1770                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
1771                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
1772                         return -EFAULT;
1773                 break;
1774         case RK_FBIOPUT_NUM_BUFFERS:
1775                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
1776                         return -EFAULT;
1777                 dev_drv->num_buf = num_buf;
1778                 break;
1779         case RK_FBIOSET_VSYNC_ENABLE:
1780                 if (copy_from_user(&enable, argp, sizeof(enable)))
1781                         return -EFAULT;
1782                 dev_drv->vsync_info.active = enable;
1783                 break;
1784
1785         case RK_FBIOGET_DSP_ADDR:
1786                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1787                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
1788                         return -EFAULT;
1789                 break;
1790         case RK_FBIOGET_LIST_STAT:
1791                 list_stat = rk_fb_get_list_stat(dev_drv);
1792                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
1793                         return -EFAULT;
1794
1795                 break;
1796
1797 #if defined(CONFIG_ION_ROCKCHIP)
1798         case RK_FBIOSET_DMABUF_FD:
1799         {
1800                 int usr_fd;
1801                 struct ion_handle *hdl;
1802                 ion_phys_addr_t phy_addr;
1803                 size_t len;
1804                 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
1805                         return -EFAULT;
1806                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
1807                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1808                 fix->smem_start = phy_addr;
1809                 break;
1810         }
1811         case RK_FBIOGET_DMABUF_FD:
1812         {
1813                 int fd = ion_share_dma_buf_fd(rk_fb->ion_client, win->area[0].ion_hdl);
1814                 if (fd < 0) {
1815                         dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
1816                         return fd;
1817                 }
1818                 if (copy_to_user(argp, &fd, sizeof(fd)))
1819                         return -EFAULT;
1820                 break;
1821         }
1822 #endif
1823         case RK_FBIOSET_CONFIG_DONE:
1824                 {
1825             int curr = 0;
1826             struct timespec now;
1827
1828             getnstimeofday(&now);
1829             curr = now.tv_sec * 1000000 + now.tv_nsec/1000;
1830             cfgdone_distlist[cfgdone_index++] = curr - cfgdone_lasttime;
1831             /*
1832                 printk("%d ", curr - cfgdone_lasttime);
1833                 */
1834             cfgdone_lasttime = curr;
1835             if(cfgdone_index>=10)   cfgdone_index = 0;
1836                 }
1837                 if(copy_from_user(&win_data,
1838                         (struct rk_fb_win_cfg_data __user *)argp,
1839                         sizeof(win_data))){
1840                         ret = -EFAULT;
1841                         break;
1842                 };
1843
1844                 dev_drv->wait_fs = win_data.wait_fs;
1845                 rk_fb_set_win_config(info,&win_data);
1846
1847                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
1848                          &win_data,
1849                         sizeof(win_data))) {
1850                         ret = -EFAULT;
1851                         break;
1852                 }
1853                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
1854                 break;
1855         default:
1856                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
1857                 break;
1858         }
1859
1860         return 0;
1861 }
1862
1863 static int rk_fb_blank(int blank_mode, struct fb_info *info)
1864 {
1865         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1866         struct fb_fix_screeninfo *fix = &info->fix;
1867         int win_id;
1868 #if defined(CONFIG_RK_HDMI)
1869         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1870 #endif
1871
1872         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
1873         if (win_id < 0)
1874                 return  -ENODEV;
1875 #if defined(CONFIG_RK_HDMI)
1876         if ((rk_fb->disp_mode == ONE_DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
1877                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
1878         } else
1879 #endif
1880         {
1881                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
1882         }
1883         return 0;
1884 }
1885
1886 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
1887 {
1888
1889         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
1890                 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
1891                 ((16 != var->bits_per_pixel) && (32 != var->bits_per_pixel))) {
1892                 dev_err(info->dev, "%s check var fail 1:\n"
1893                                 "xres_vir:%d>>yres_vir:%d\n"
1894                                 "xres:%d>>yres:%d\n"
1895                                 "bits_per_pixel:%d\n",
1896                                 info->fix.id,
1897                                 var->xres_virtual,
1898                                 var->yres_virtual,
1899                                 var->xres,
1900                                 var->yres,
1901                                 var->bits_per_pixel);
1902                 return -EINVAL;
1903         }
1904
1905         if (((var->xoffset+var->xres) > var->xres_virtual) ||
1906                 ((var->yoffset+var->yres) > (var->yres_virtual))) {
1907                 dev_err(info->dev, "%s check_var fail 2:\n"
1908                                 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
1909                                 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
1910                                 info->fix.id,
1911                                 var->xoffset,
1912                                 var->xres,
1913                                 var->xres_virtual,
1914                                 var->yoffset,
1915                                 var->yres,
1916                                 var->yres_virtual);
1917                 return -EINVAL;
1918         }
1919
1920         return 0;
1921 }
1922
1923 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
1924                            size_t count, loff_t *ppos)
1925 {
1926         unsigned long p = *ppos;
1927         u8 *buffer, *dst;
1928         u8 __iomem *src;
1929         int c, cnt = 0, err = 0;
1930         unsigned long total_size;
1931         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1932         struct rk_lcdc_win *win = NULL;
1933         int win_id = 0;
1934
1935         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1936         if (win_id < 0)
1937                 return  -ENODEV;
1938         else
1939                 win = dev_drv->win[win_id];
1940
1941         if (win->format == RGB565)
1942                 total_size = win->area[0].xact*win->area[0].yact<<1; /*only read the current frame buffer*/
1943         else
1944                 total_size = win->area[0].xact*win->area[0].yact<<2;
1945
1946
1947         if (p >= total_size)
1948                 return 0;
1949
1950         if (count >= total_size)
1951                 count = total_size;
1952
1953         if (count + p > total_size)
1954                 count = total_size - p;
1955
1956         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1957                          GFP_KERNEL);
1958         if (!buffer)
1959                 return -ENOMEM;
1960
1961         src = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1962
1963         while (count) {
1964                 c  = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1965                 dst = buffer;
1966                 fb_memcpy_fromfb(dst, src, c);
1967                 dst += c;
1968                 src += c;
1969
1970                 if (copy_to_user(buf, buffer, c)) {
1971                         err = -EFAULT;
1972                         break;
1973                 }
1974                 *ppos += c;
1975                 buf += c;
1976                 cnt += c;
1977                 count -= c;
1978         }
1979
1980         kfree(buffer);
1981
1982         return (err) ? err : cnt;
1983 }
1984
1985 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
1986                             size_t count, loff_t *ppos)
1987 {
1988         unsigned long p = *ppos;
1989         u8 *buffer, *src;
1990         u8 __iomem *dst;
1991         int c, cnt = 0, err = 0;
1992         unsigned long total_size;
1993         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1994         struct rk_lcdc_win *win = NULL;
1995         int win_id = 0;
1996
1997         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1998         if (win_id < 0)
1999                 return  -ENODEV;
2000         else
2001                 win = dev_drv->win[win_id];
2002
2003         if (win->format == RGB565)
2004                 total_size = win->area[0].xact*win->area[0].yact<<1; /*write the current frame buffer*/
2005         else
2006                 total_size = win->area[0].xact*win->area[0].yact<<2;
2007
2008         if (p > total_size)
2009                 return -EFBIG;
2010
2011         if (count > total_size) {
2012                 err = -EFBIG;
2013                 count = total_size;
2014         }
2015
2016         if (count + p > total_size) {
2017                 if (!err)
2018                         err = -ENOSPC;
2019
2020                 count = total_size - p;
2021         }
2022
2023         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
2024                          GFP_KERNEL);
2025         if (!buffer)
2026                 return -ENOMEM;
2027
2028         dst = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
2029
2030         while (count) {
2031                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2032                 src = buffer;
2033
2034                 if (copy_from_user(src, buf, c)) {
2035                         err = -EFAULT;
2036                         break;
2037                 }
2038
2039                 fb_memcpy_tofb(dst, src, c);
2040                 dst += c;
2041                 src += c;
2042                 *ppos += c;
2043                 buf += c;
2044                 cnt += c;
2045                 count -= c;
2046         }
2047
2048         kfree(buffer);
2049
2050         return (cnt) ? cnt : err;
2051
2052 }
2053
2054 static int rk_fb_set_par(struct fb_info *info)
2055 {
2056         struct fb_var_screeninfo *var = &info->var;
2057         struct fb_fix_screeninfo *fix = &info->fix;
2058         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2059         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2060         int fb_id, extend_win_id = 0;
2061         struct fb_info *extend_info = NULL;
2062         struct rk_lcdc_driver *extend_dev_drv = NULL;
2063         struct rk_lcdc_win *extend_win = NULL;
2064         struct rk_lcdc_win *win = NULL;
2065         struct rk_screen *screen = dev_drv->cur_screen;
2066         int win_id = 0;
2067         u32 cblen = 0, crlen = 0;
2068         u16 xsize = 0, ysize = 0;                 /*winx display window height/width --->LCDC_WINx_DSP_INFO*/
2069         u32 xoffset = var->xoffset;             /* offset from virtual to visible*/
2070         u32 yoffset = var->yoffset;
2071         u16 xpos = (var->nonstd>>8) & 0xfff;   /*visiable pos in panel*/
2072         u16 ypos = (var->nonstd>>20) & 0xfff;
2073         u32 xvir = var->xres_virtual;
2074         u32 yvir = var->yres_virtual;
2075         u8  data_format = var->nonstd&0xff;
2076         u8  fb_data_fmt;
2077         u8  pixel_width;
2078         u32 vir_width_bit;
2079         u32 stride,uv_stride;
2080         u32 stride_32bit_1;
2081         u32 stride_32bit_2;
2082         u16 uv_x_off,uv_y_off,uv_y_act;
2083         u8  is_pic_yuv=0;
2084
2085         var->pixclock = dev_drv->pixclock;
2086         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2087         if (win_id < 0)
2088                 return  -ENODEV;
2089         else
2090                 win = dev_drv->win[win_id];
2091         if (rk_fb->disp_mode == DUAL) {
2092                 fb_id = get_extend_fb_id(info);
2093                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
2094                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
2095                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2096                                         extend_info->fix.id);
2097                 extend_win = extend_dev_drv->win[extend_win_id];
2098         }
2099         if (var->grayscale>>8) { /*if the application has specific the horizontal and vertical display size*/
2100                 xsize = (var->grayscale>>8) & 0xfff;
2101                 ysize = (var->grayscale>>20) & 0xfff;
2102         } else  { /*ohterwise  full  screen display*/
2103                 xsize = screen->mode.xres;
2104                 ysize = screen->mode.yres;
2105         }
2106
2107 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
2108 /*save winameter set by android*/
2109 if (rk_fb->disp_mode != DUAL) {
2110         if (screen->screen_id == 0) {
2111
2112                 dev_drv->screen0->xsize = xsize;
2113                 dev_drv->screen0->ysize = ysize;
2114                 dev_drv->screen0->xpos  = xpos;
2115                 dev_drv->screen0->ypos = ypos;
2116         } else {
2117                 xsize = dev_drv->screen1->xsize;
2118                 ysize = dev_drv->screen1->ysize;
2119                 xpos = dev_drv->screen1->xpos;
2120                 ypos = dev_drv->screen1->ypos;
2121         }
2122 }
2123
2124         fb_data_fmt = rk_fb_data_fmt(data_format,var->bits_per_pixel);
2125         pixel_width = rk_fb_pixel_width(fb_data_fmt);
2126         if((fb_data_fmt == YUV420_A)||(fb_data_fmt == YUV422_A)||(fb_data_fmt == YUV444_A)){
2127                 vir_width_bit = xvir * 8;
2128                 stride_32bit_1 = xvir;
2129                 stride_32bit_2 = xvir*2;
2130         }else{
2131                 vir_width_bit = pixel_width * xvir;
2132                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2133                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2134         }
2135         stride    = stride_32bit_1;//default rgb
2136         fix->line_length = stride;
2137         switch (fb_data_fmt){
2138         case YUV422:
2139         case YUV422_A:
2140                 is_pic_yuv = 1;
2141                 stride     = stride_32bit_1;
2142                 uv_stride  = stride_32bit_1>> 1 ;//
2143                 uv_x_off   = xoffset >> 1 ;//
2144                 uv_y_off   = yoffset;//0
2145                 fix->line_length = stride;
2146                 cblen = crlen = (xvir*yvir)>>1;
2147                 uv_y_act = win->area[0].yact>>1;
2148                 break;
2149         case YUV420://420sp
2150         case YUV420_A:
2151                 is_pic_yuv = 1;
2152                 stride     = stride_32bit_1;
2153                 uv_stride  = stride_32bit_1;
2154                 uv_x_off   = xoffset;
2155                 uv_y_off   = yoffset >> 1;
2156                 fix->line_length = stride;
2157                 cblen = crlen = (xvir*yvir)>>2;
2158                 uv_y_act = win->area[0].yact>>1;
2159                 break;
2160         case YUV444:
2161         case YUV444_A:
2162                 is_pic_yuv = 1;
2163                 stride     = stride_32bit_1;
2164                 uv_stride  = stride_32bit_2;
2165                 uv_x_off   = xoffset*2;
2166                 uv_y_off   = yoffset;
2167                 fix->line_length = stride<<2;
2168                 cblen = crlen = (xvir*yvir);
2169                 uv_y_act = win->area[0].yact;
2170                 break;
2171         default:
2172                 break;
2173         }
2174
2175         // x y mirror ,jump line
2176         if (screen->y_mirror == 1) {
2177                 if (screen->interlace == 1) {
2178                         win->area[0].y_offset = yoffset*stride*2 +
2179                                                         ((win->area[0].yact-1)*2+1)*stride +
2180                                                         xoffset*pixel_width/8;
2181                 } else {
2182                         win->area[0].y_offset = yoffset*stride +
2183                                                         (win->area[0].yact-1)*stride +
2184                                                         xoffset*pixel_width/8;
2185                 }
2186         }else{
2187                 if (screen->interlace == 1) {
2188                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
2189                 } else {
2190                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
2191                 }
2192         }
2193         if (is_pic_yuv == 1) {
2194                 if (screen->y_mirror == 1) {
2195                         if (screen->interlace == 1) {
2196                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
2197                                                                 ((uv_y_act-1)*2+1)*uv_stride +
2198                                                                 uv_x_off*pixel_width/8;
2199                         } else {
2200                                 win->area[0].c_offset = uv_y_off*uv_stride +
2201                                                                 (uv_y_act - 1)*uv_stride +
2202                                                                 uv_x_off*pixel_width/8;
2203                         }
2204                 } else {
2205                         if (screen->interlace == 1) {
2206                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
2207                         } else {
2208                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
2209                         }
2210                 }
2211         }
2212
2213         win->format = fb_data_fmt;
2214         win->area[0].y_vir_stride = stride>>2;
2215         win->area[0].uv_vir_stride = uv_stride>>2;
2216         win->area[0].xpos = xpos;
2217         win->area[0].ypos = ypos;
2218         win->area[0].xsize = xsize;
2219         win->area[0].ysize = ysize;
2220
2221         win->area[0].smem_start = fix->smem_start;
2222         win->area[0].cbr_start = fix->smem_start+stride*yvir;//fix->mmio_start;
2223         win->area[0].xact = var->xres;              /*winx active window height,is a wint of vir*/
2224         win->area[0].yact = var->yres;
2225         win->area[0].xvir =  var->xres_virtual;    /*virtual resolution  stride --->LCDC_WINx_VIR*/
2226         win->area[0].yvir =  var->yres_virtual;
2227         win->area[0].state=1;
2228         win->area_num = 1;
2229         win->alpha_mode = 4;//AB_SRC_OVER;
2230         win->alpha_en = ((win->format == ARGB888)||(win->format == ABGR888)) ? 1 : 0;
2231         win->g_alpha_val = 0;
2232
2233         if (rk_fb->disp_mode == DUAL) {
2234                 if (extend_win->state && (hdmi_switch_complete)) {
2235                         if (info != extend_info) {
2236                                 if (win->area[0].xact < win->area[0].yact) {
2237                                         //extend_win->xact = win->area[0].yact;
2238                                         extend_win->area[0].xact = win->area[0].yact;
2239                                         extend_win->area[0].yact = win->area[0].xact;
2240                                         extend_win->area[0].xvir = win->area[0].yact;
2241                                         extend_info->var.xres = var->yres;
2242                                         extend_info->var.yres = var->xres;
2243                                         extend_info->var.xres_virtual = var->yres;
2244                                 } else {
2245                                         extend_win->area[0].xact = win->area[0].xact;
2246                                         extend_win->area[0].yact = win->area[0].yact;
2247                                         extend_win->area[0].xvir = win->area[0].xvir;
2248                                         extend_info->var.xres = var->xres;
2249                                         extend_info->var.yres = var->yres;
2250                                         extend_info->var.xres_virtual = var->xres_virtual;
2251                                 }
2252                                 extend_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
2253                                 extend_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
2254                                 if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
2255                                         extend_win->area[0].xsize = (extend_dev_drv->cur_screen->xsize * win->area[0].xsize) / screen->mode.xres;
2256                                         extend_win->area[0].ysize = (extend_dev_drv->cur_screen->ysize * win->area[0].ysize) / screen->mode.yres;
2257                                         extend_win->area[0].xpos = ((extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1)
2258                                                                         + extend_dev_drv->cur_screen->xsize * win->area[0].xpos / screen->mode.xres;
2259                                         extend_win->area[0].ypos = ((extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1)
2260                                                                         + extend_dev_drv->cur_screen->ysize * win->area[0].ypos / screen->mode.yres;
2261                                 }
2262                                 else {  //the display image of the primary screen is full screen size
2263                                         extend_win->area[0].xpos = (extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1;
2264                                         extend_win->area[0].ypos = (extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1;
2265                                         extend_win->area[0].xsize = extend_dev_drv->cur_screen->xsize;
2266                                         extend_win->area[0].ysize = extend_dev_drv->cur_screen->ysize;
2267                                 }
2268
2269                                 extend_win->area[0].state = 1;
2270                                 extend_win->area_num = 1;
2271                                 extend_win->alpha_en = 0;
2272                                 extend_win->format = win->format;
2273                                 extend_info->var.nonstd &= 0xffffff00;
2274                                 extend_info->var.nonstd |= data_format;
2275                                 extend_dev_drv->ops->set_par(extend_dev_drv, extend_win_id);
2276                         }
2277                 }
2278         }
2279         dev_drv->ops->set_par(dev_drv, win_id);
2280
2281         return 0;
2282 }
2283
2284 static inline unsigned int chan_to_field(unsigned int chan,
2285                                          struct fb_bitfield *bf)
2286 {
2287         chan &= 0xffff;
2288         chan >>= 16 - bf->length;
2289         return chan << bf->offset;
2290 }
2291
2292 static int fb_setcolreg(unsigned regno,
2293                                unsigned red, unsigned green, unsigned blue,
2294                                unsigned transp, struct fb_info *info)
2295 {
2296         unsigned int val;
2297
2298         switch (info->fix.visual) {
2299         case FB_VISUAL_TRUECOLOR:
2300                 /* true-colour, use pseudo-palette */
2301                 if (regno < 16) {
2302                         u32 *pal = info->pseudo_palette;
2303                         val  = chan_to_field(red,   &info->var.red);
2304                         val |= chan_to_field(green, &info->var.green);
2305                         val |= chan_to_field(blue,  &info->var.blue);
2306                         pal[regno] = val;
2307                 }
2308                 break;
2309         default:
2310                 return -1;      /* unknown type */
2311         }
2312
2313         return 0;
2314 }
2315
2316 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
2317 {
2318         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2319         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2320         struct rk_lcdc_win *win;
2321         win = dev_drv->win[win_id];
2322
2323         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
2324
2325         return dma_buf_mmap(win->area[0].dma_buf, vma, 0);
2326 }
2327
2328 static struct fb_ops fb_ops = {
2329         .owner          = THIS_MODULE,
2330         .fb_open        = rk_fb_open,
2331         .fb_release     = rk_fb_close,
2332         .fb_check_var   = rk_fb_check_var,
2333         .fb_set_par     = rk_fb_set_par,
2334         .fb_blank       = rk_fb_blank,
2335         .fb_ioctl       = rk_fb_ioctl,
2336         .fb_pan_display = rk_fb_pan_display,
2337         .fb_read        = rk_fb_read,
2338         .fb_write       = rk_fb_write,
2339         .fb_setcolreg   = fb_setcolreg,
2340         .fb_fillrect    = cfb_fillrect,
2341         .fb_copyarea    = cfb_copyarea,
2342         .fb_imageblit   = cfb_imageblit,
2343 };
2344
2345
2346
2347 static struct fb_var_screeninfo def_var = {
2348 #if defined(CONFIG_LOGO_LINUX_BMP)
2349         .red            = {16, 8, 0},
2350         .green          = {8, 8, 0},
2351         .blue           = {0, 8, 0},
2352         .transp         = {0, 0, 0},
2353         .nonstd         = HAL_PIXEL_FORMAT_BGRA_8888,
2354 #else
2355         .red            = {11, 5, 0},
2356         .green          = {5, 6, 0},
2357         .blue           = {0, 5, 0},
2358         .transp         = {0, 0, 0},
2359         .nonstd         = HAL_PIXEL_FORMAT_RGB_565,   /*(ypos<<20+xpos<<8+format) format*/
2360 #endif
2361         .grayscale      = 0,  /*(ysize<<20+xsize<<8)*/
2362         .activate       = FB_ACTIVATE_NOW,
2363         .accel_flags    = 0,
2364         .vmode          = FB_VMODE_NONINTERLACED,
2365 };
2366
2367 static struct fb_fix_screeninfo def_fix = {
2368         .type            = FB_TYPE_PACKED_PIXELS,
2369         .type_aux        = 0,
2370         .xpanstep        = 1,
2371         .ypanstep        = 1,
2372         .ywrapstep       = 0,
2373         .accel           = FB_ACCEL_NONE,
2374         .visual          = FB_VISUAL_TRUECOLOR,
2375
2376 };
2377
2378
2379 static int rk_fb_wait_for_vsync_thread(void *data)
2380 {
2381         struct rk_lcdc_driver  *dev_drv = data;
2382         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2383         struct fb_info *fbi = rk_fb->fb[0];
2384
2385         while (!kthread_should_stop()) {
2386                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2387                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2388                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2389                         (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
2390
2391                 if (!ret)
2392                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
2393         }
2394
2395         return 0;
2396 }
2397
2398 static ssize_t rk_fb_vsync_show(struct device *dev,
2399                 struct device_attribute *attr, char *buf)
2400 {
2401         struct fb_info *fbi = dev_get_drvdata(dev);
2402         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2403         return scnprintf(buf, PAGE_SIZE, "%llu\n",
2404                         ktime_to_ns(dev_drv->vsync_info.timestamp));
2405 }
2406
2407 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
2408
2409
2410 /*****************************************************************
2411 this two function is for other module that in the kernel which
2412 need show image directly through fb
2413 fb_id:we have 4 fb here,default we use fb0 for ui display
2414 *******************************************************************/
2415 struct fb_info *rk_get_fb(int fb_id)
2416 {
2417         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2418         struct fb_info *fb = inf->fb[fb_id];
2419         return fb;
2420 }
2421 EXPORT_SYMBOL(rk_get_fb);
2422
2423 void rk_direct_fb_show(struct fb_info *fbi)
2424 {
2425         rk_fb_set_par(fbi);
2426         rk_fb_pan_display(&fbi->var, fbi);
2427 }
2428 EXPORT_SYMBOL(rk_direct_fb_show);
2429
2430
2431 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
2432                                         struct fb_var_screeninfo *hdmi_var)
2433 {
2434         if (pmy_var->xres < pmy_var->yres) {  /*vertical  lcd screen*/
2435                 hdmi_var->xres = pmy_var->yres;
2436                 hdmi_var->yres = pmy_var->xres;
2437                 hdmi_var->xres_virtual = pmy_var->yres;
2438         } else {
2439                 hdmi_var->xres = pmy_var->xres;
2440                 hdmi_var->yres = pmy_var->yres;
2441                 hdmi_var->xres_virtual = pmy_var->xres_virtual;
2442         }
2443
2444         return 0;
2445
2446 }
2447 int rk_fb_dpi_open(bool open)
2448 {
2449         struct rk_lcdc_driver *dev_drv = NULL;
2450         dev_drv = rk_get_prmry_lcdc_drv();
2451         dev_drv->ops->dpi_open(dev_drv, open);
2452
2453         return 0;
2454 }
2455 int rk_fb_dpi_win_sel(int win_id)
2456 {
2457         struct rk_lcdc_driver *dev_drv = NULL;
2458         dev_drv = rk_get_prmry_lcdc_drv();
2459         dev_drv->ops->dpi_win_sel(dev_drv, win_id);
2460
2461         return 0;
2462 }
2463 int rk_fb_dpi_status(void)
2464 {
2465         int ret;
2466         struct rk_lcdc_driver *dev_drv = NULL;
2467         dev_drv = rk_get_prmry_lcdc_drv();
2468         ret = dev_drv->ops->dpi_status(dev_drv);
2469
2470         return ret;
2471 }
2472
2473 /******************************************
2474 *function:this function will be called by hdmi,when
2475 *             hdmi plug in/out
2476 *screen: the screen attached to hdmi
2477 *enable: 1,hdmi plug in,0,hdmi plug out
2478 *lcdc_id: the lcdc id the hdmi attached ,0 or 1
2479 ******************************************/
2480 int rk_fb_switch_screen(struct rk_screen *screen , int enable, int lcdc_id)
2481 {
2482         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2483         struct fb_info *info = NULL;
2484         struct rk_lcdc_driver *dev_drv = NULL;
2485         struct fb_var_screeninfo *hdmi_var    = NULL;
2486         struct fb_var_screeninfo *pmy_var = NULL;      /*var for primary screen*/
2487         struct fb_info *pmy_info = NULL;
2488         struct fb_fix_screeninfo *pmy_fix = NULL;
2489         int i;
2490         struct fb_fix_screeninfo *hdmi_fix    = NULL;
2491         char name[6];
2492         int ret;
2493         int win_id;
2494
2495         //if (rk_fb->disp_mode != DUAL)
2496         //      rk29_backlight_set(0);
2497
2498         sprintf(name, "lcdc%d", lcdc_id);
2499
2500         if (rk_fb->disp_mode != DUAL) {
2501                 dev_drv = rk_fb->lcdc_dev_drv[0];
2502         } else {
2503
2504                 for (i = 0; i < rk_fb->num_lcdc; i++) {
2505                         if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
2506                                 dev_drv = rk_fb->lcdc_dev_drv[i];
2507                                 break;
2508                         }
2509                 }
2510
2511                 if (i == rk_fb->num_lcdc) {
2512                         printk(KERN_ERR "%s driver not found!", name);
2513                         return -ENODEV;
2514                 }
2515         }
2516         printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from", dev_drv->id);
2517
2518         if (rk_fb->num_lcdc == 1)
2519                 info = rk_fb->fb[0];
2520         else if (rk_fb->num_lcdc == 2)
2521                 info = rk_fb->fb[dev_drv->lcdc_win_num]; /*the main fb of lcdc1*/
2522
2523         if (dev_drv->screen1) { /*device like rk2928 ,have only one lcdc but two outputs*/
2524                 if (enable) {
2525                         memcpy(dev_drv->screen1, screen, sizeof(struct rk_screen));
2526                         dev_drv->screen1->lcdc_id = 0; /*connect screen1 to output interface 0*/
2527                         dev_drv->screen1->screen_id = 1;
2528                         dev_drv->screen0->lcdc_id = 1; /*connect screen0 to output interface 1*/
2529                         dev_drv->cur_screen = dev_drv->screen1;
2530                         dev_drv->screen0->ext_screen = dev_drv->screen1;
2531                         if (dev_drv->screen0->sscreen_get) {
2532                                 dev_drv->screen0->sscreen_get(dev_drv->screen0,
2533                                         dev_drv->cur_screen->hdmi_resolution);
2534                         }
2535
2536
2537                 } else {
2538                         dev_drv->screen1->lcdc_id = 1; /*connect screen1 to output interface 1*/
2539                         dev_drv->screen0->lcdc_id = 0; /*connect screen0 to output interface 0*/
2540                         dev_drv->cur_screen = dev_drv->screen0;
2541                         dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
2542                                         dev_drv->screen_ctr_info->lcd_info);
2543                 }
2544         } else{
2545                 if (enable)
2546                         memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
2547         }
2548
2549
2550         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2551
2552         if (!enable && !dev_drv->screen1) { /*only double lcdc device need to close*/
2553                 if (dev_drv->win[win_id]->state)
2554                         dev_drv->ops->open(dev_drv, win_id, enable); /*disable the win which attached to this fb*/
2555                 hdmi_switch_complete = 0;
2556
2557                 return 0;
2558         }
2559
2560         hdmi_var = &info->var;
2561         hdmi_fix = &info->fix;
2562         if (rk_fb->disp_mode  == DUAL) {
2563                 if (likely(rk_fb->num_lcdc == 2)) {
2564                         pmy_var = &rk_fb->fb[0]->var;
2565                         pmy_fix = &rk_fb->fb[0]->fix;
2566                         set_xact_yact_for_hdmi(pmy_var, hdmi_var);
2567                         hdmi_var->nonstd &= 0xffffff00;
2568                         hdmi_var->nonstd |= (pmy_var->nonstd & 0xff); /*use the same format as primary screen*/
2569                 } else {
2570                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2571                 }
2572         }
2573         hdmi_var->grayscale &= 0xff;
2574         hdmi_var->grayscale |= (dev_drv->cur_screen->mode.xres<<8) + (dev_drv->cur_screen->mode.yres<<20);
2575         if (dev_drv->screen1) { /*device like rk2928,whic have one lcdc but two outputs*/
2576         /*      info->var.nonstd &= 0xff;
2577                 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
2578                 info->var.grayscale &= 0xff;
2579                 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);*/
2580                 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
2581                 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
2582                 dev_drv->screen1->xpos = 0;
2583                 dev_drv->screen1->ypos = 0;
2584         }
2585
2586         ret = info->fbops->fb_open(info, 1);
2587         dev_drv->ops->load_screen(dev_drv, 1);
2588         ret = info->fbops->fb_set_par(info);
2589         if (dev_drv->ops->lcdc_hdmi_process)
2590                 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
2591
2592         hdmi_switch_complete = enable;
2593
2594         if (rk_fb->disp_mode == DUAL) {
2595                 if (likely(rk_fb->num_lcdc == 2)) {
2596                         pmy_info = rk_fb->fb[0];
2597                         pmy_info->fbops->fb_pan_display(pmy_var, pmy_info);
2598                 } else {
2599                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2600                 }
2601         } else {
2602                 info->fbops->fb_pan_display(hdmi_var, info);
2603         }
2604         //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2605         if (dev_drv->screen1) {
2606                 if (dev_drv->screen0->sscreen_set) {
2607                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
2608                         msleep(100);
2609                         dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
2610                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
2611                 }
2612         }
2613
2614         //if (rk_fb->disp_mode != DUAL)
2615         //      rk29_backlight_set(1);
2616         return 0;
2617
2618 }
2619
2620
2621
2622
2623 /******************************************
2624 function:this function current only called by hdmi for
2625         scale the display
2626 scale_x: scale rate of x resolution
2627 scale_y: scale rate of y resolution
2628 lcdc_id: the lcdc id the hdmi attached ,0 or 1
2629 ******************************************/
2630
2631 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
2632 {
2633         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2634         struct fb_info *info = NULL;
2635         struct fb_var_screeninfo *var = NULL;
2636         struct rk_lcdc_driver *dev_drv = NULL;
2637         u16 screen_x, screen_y;
2638         u16 xpos, ypos;
2639         //u16 xsize, ysize;
2640         char name[6];
2641         int i = 0;
2642         sprintf(name, "lcdc%d", lcdc_id);
2643
2644 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
2645         dev_drv = inf->lcdc_dev_drv[0];
2646 #else
2647         for (i = 0; i < inf->num_lcdc; i++) {
2648                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
2649                         dev_drv = inf->lcdc_dev_drv[i];
2650                         break;
2651                 }
2652         }
2653
2654         if (i == inf->num_lcdc) {
2655                 printk(KERN_ERR "%s driver not found!", name);
2656                 return -ENODEV;
2657
2658         }
2659 #endif
2660         if (inf->num_lcdc == 1)
2661                 info = inf->fb[0];
2662         else if (inf->num_lcdc == 2)
2663                 info = inf->fb[dev_drv->lcdc_win_num];
2664
2665         var = &info->var;
2666         screen_x = dev_drv->cur_screen->mode.xres;
2667         screen_y = dev_drv->cur_screen->mode.yres;
2668
2669 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
2670         if (dev_drv->cur_screen->screen_id == 1) {
2671                 dev_drv->cur_screen->xpos = (screen_x-screen_x*scale_x/100)>>1;
2672                 dev_drv->cur_screen->ypos = (screen_y-screen_y*scale_y/100)>>1;
2673                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2674                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2675         } else
2676 #endif
2677         {
2678                 xpos = (screen_x-screen_x*scale_x/100)>>1;
2679                 ypos = (screen_y-screen_y*scale_y/100)>>1;
2680                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2681                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2682                 var->nonstd &= 0xff;
2683                 var->nonstd |= (xpos<<8) + (ypos<<20);
2684                 var->grayscale &= 0xff;
2685                 var->grayscale |= (dev_drv->cur_screen->xsize<<8) + (dev_drv->cur_screen->ysize<<20);
2686         }
2687
2688         info->fbops->fb_set_par(info);
2689         //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2690         dev_drv->ops->cfg_done(dev_drv);
2691         return 0;
2692
2693
2694 }
2695
2696 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
2697 {
2698         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2699         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2700         struct rk_lcdc_win *win = NULL;
2701         int win_id;
2702         int ret = 0;
2703         unsigned long fb_mem_size;
2704 #if defined(CONFIG_ION_ROCKCHIP)
2705         struct ion_handle *handle;
2706         ion_phys_addr_t phy_addr;
2707         size_t len;
2708 #endif
2709         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2710         if (win_id < 0)
2711                 return  -ENODEV;
2712         else
2713                 win = dev_drv->win[win_id];
2714
2715         if (!strcmp(fbi->fix.id, "fb0")) {
2716                 fb_mem_size = 3 * (((fbi->var.xres + 31)&(~31))* fbi->var.yres) << 2;
2717                 fb_mem_size = ALIGN(fb_mem_size, SZ_1M);
2718 #if defined(CONFIG_ION_ROCKCHIP)
2719                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0, ION_HEAP(ION_CMA_HEAP_ID), 0);
2720                 if (IS_ERR(handle)) {
2721                         dev_err(fbi->device, "failed to ion_alloc:%ld\n",PTR_ERR(handle));
2722                         return -ENOMEM;
2723                 }
2724                 win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
2725                 if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
2726                         printk("ion_share_dma_buf() failed\n");
2727                         goto err_share_dma_buf;
2728                 }
2729                 win->area[0].ion_hdl = handle;
2730                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
2731 #ifdef CONFIG_ROCKCHIP_IOMMU
2732                 if (dev_drv->iommu_enabled)
2733                         ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
2734                                         (unsigned long *)&phy_addr, (unsigned long *)&len);
2735                 else
2736                         ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2737 #else
2738                 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2739 #endif
2740                 fbi->fix.smem_start = phy_addr;
2741                 fbi->fix.smem_len = len;
2742                 printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n",phy_addr);
2743 #else
2744                 dma_addr_t fb_mem_phys;
2745                 void *fb_mem_virt;
2746                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
2747                                         &fb_mem_phys,GFP_KERNEL);
2748                 if (!fb_mem_virt) {
2749                         pr_err("%s: Failed to allocate framebuffer\n", __func__);
2750                         return -ENOMEM;
2751                 }
2752                 fbi->fix.smem_len = fb_mem_size;
2753                 fbi->fix.smem_start = fb_mem_phys;
2754                 fbi->screen_base = fb_mem_virt;
2755 #endif
2756                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2757                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2758                 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2759         } else {
2760 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
2761                 res = platform_get_resource_byname(fb_pdev,
2762                         IORESOURCE_MEM, "fb2 buf");
2763                 if (res == NULL) {
2764                         dev_err(&fb_pdev->dev, "failed to get win0 memory \n");
2765                         ret = -ENOENT;
2766                 }
2767                 fbi->fix.smem_start = res->start;
2768                 fbi->fix.smem_len = res->end - res->start + 1;
2769                 mem = request_mem_region(res->start, resource_size(res),
2770                         fb_pdev->name);
2771                 fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
2772                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2773 #else    /*three buffer no need to copy*/
2774                 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
2775                 fbi->fix.smem_len   = rk_fb->fb[0]->fix.smem_len;
2776                 fbi->screen_base    = rk_fb->fb[0]->screen_base;
2777 #endif
2778                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2779                         fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2780         }
2781
2782         fbi->screen_size = fbi->fix.smem_len;
2783         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2784         if (win_id >= 0) {
2785                 win = dev_drv->win[win_id];
2786                 win->reserved = fbi->fix.smem_start;
2787         }
2788
2789         return ret;
2790
2791 err_share_dma_buf:
2792         ion_free(rk_fb->ion_client, handle);
2793         return -ENOMEM;
2794
2795 }
2796
2797 static int rk_release_fb_buffer(struct fb_info *fbi)
2798 {
2799         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))  /*buffer for fb1 and fb3 are alloc by android*/
2800                 return 0;
2801         iounmap(fbi->screen_base);
2802         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
2803         return 0;
2804
2805 }
2806 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv, struct rk_lcdc_win *def_win)
2807 {
2808         int i;
2809         int lcdc_win_num = dev_drv->lcdc_win_num;
2810         for (i = 0; i < lcdc_win_num; i++) {
2811                 struct rk_lcdc_win *win = NULL;
2812                 win =  kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
2813                 if (!win) {
2814                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
2815                         return   -ENOMEM;
2816                 }
2817
2818                 strcpy(win->name, def_win[i].name);
2819                 win->id = def_win[i].id;
2820                 win->support_3d = def_win[i].support_3d;
2821                 dev_drv->win[i] = win;
2822         }
2823
2824         return 0;
2825 }
2826
2827
2828 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
2829                                         struct rk_lcdc_win *def_win, int index)
2830 {
2831         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
2832         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
2833                                 sizeof(struct rk_screen), GFP_KERNEL);
2834         if (!screen) {
2835                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
2836                                         dev_drv->id);
2837                 return -ENOMEM;
2838         }
2839
2840         screen->screen_id = 0;
2841         screen->lcdc_id = dev_drv->id;
2842         dev_drv->screen0 = screen;
2843         dev_drv->cur_screen = screen;
2844         /* devie use one lcdc + rk61x scaler for dual display*/
2845         if (rk_fb->disp_mode == ONE_DUAL) {
2846                 struct rk_screen *screen1 = devm_kzalloc(dev_drv->dev,
2847                                                 sizeof(struct rk_screen), GFP_KERNEL);
2848                 if (screen1) {
2849                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
2850                                                 dev_drv->id);
2851                         return -ENOMEM;
2852                 }
2853                 screen1->screen_id = 1;
2854                 screen1->lcdc_id = 1;
2855                 dev_drv->screen1 = screen1;
2856         }
2857         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
2858         init_lcdc_win(dev_drv, def_win);
2859         init_completion(&dev_drv->frame_done);
2860         spin_lock_init(&dev_drv->cpl_lock);
2861         mutex_init(&dev_drv->fb_win_id_mutex);
2862         dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
2863         dev_drv->first_frame = 1;
2864         dev_drv->overscan.left = 100;
2865         dev_drv->overscan.top = 100;
2866         dev_drv->overscan.right = 100;
2867         dev_drv->overscan.bottom = 100;
2868         rk_disp_pwr_ctr_parse_dt(dev_drv);
2869         if (dev_drv->prop == PRMRY) {
2870                 rk_fb_set_prmry_screen(screen);
2871                 rk_fb_get_prmry_screen(screen);
2872         }
2873         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
2874
2875         return 0;
2876 }
2877
2878 #ifdef CONFIG_LOGO_LINUX_BMP
2879 static struct linux_logo *bmp_logo;
2880 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
2881 {
2882         bmp_logo = fb_find_logo(24);
2883         if (bmp_logo == NULL) {
2884                 printk(KERN_INFO "%s error\n", __func__);
2885                 return 0;
2886         }
2887         return 1;
2888 }
2889
2890 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
2891 {
2892         unsigned char *src = bmp_logo->data;
2893         unsigned char *dst = info->screen_base;
2894         int i;
2895         unsigned int Needwidth = (*(src-24)<<8) | (*(src-23));
2896         unsigned int Needheight = (*(src-22)<<8) | (*(src-21));
2897
2898         for (i = 0; i < Needheight; i++)
2899                 memcpy(dst+info->var.xres*i*4,
2900                         src+bmp_logo->width*i*4, Needwidth*4);
2901
2902 }
2903 #endif
2904
2905 /********************************
2906 *check if the primary lcdc has registerd,
2907 the primary lcdc mas register first
2908 *********************************/
2909 bool is_prmry_rk_lcdc_registered(void)
2910 {
2911         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2912         if (rk_fb->lcdc_dev_drv[0])
2913                 return  true;
2914         else
2915                 return false;
2916
2917
2918 }
2919 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
2920                                 struct rk_lcdc_win *win, int id)
2921 {
2922         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2923         struct fb_info *fbi;
2924         int i = 0, ret = 0, index = 0;
2925 #if defined(CONFIG_ROCKCHIP_IOMMU)
2926         struct device *mmu_dev = NULL;
2927 #endif
2928         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
2929                 return -ENXIO;
2930
2931         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
2932                 if (!rk_fb->lcdc_dev_drv[i]) {
2933                         rk_fb->lcdc_dev_drv[i] = dev_drv;
2934                         rk_fb->lcdc_dev_drv[i]->id = id;
2935                         rk_fb->num_lcdc++;
2936                         break;
2937                 }
2938         }
2939
2940         index = i;
2941         init_lcdc_device_driver(rk_fb, win, index);
2942         dev_drv->fb_index_base = rk_fb->num_fb;
2943         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2944                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
2945                 if (!fbi) {
2946                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
2947                         ret = -ENOMEM;
2948                 }
2949                 fbi->par = dev_drv;
2950                 fbi->var = def_var;
2951                 fbi->fix = def_fix;
2952                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
2953                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
2954                 fbi->var.grayscale |= (fbi->var.xres<<8) + (fbi->var.yres<<20);
2955 #if defined(CONFIG_LOGO_LINUX_BMP)
2956                 fbi->var.bits_per_pixel = 32;
2957 #else
2958                 fbi->var.bits_per_pixel = 16;
2959 #endif
2960                 fbi->fix.line_length  = (fbi->var.xres)*(fbi->var.bits_per_pixel>>3);
2961                 fbi->var.width = dev_drv->cur_screen->width;
2962                 fbi->var.height = dev_drv->cur_screen->height;
2963                 fbi->var.pixclock = dev_drv->pixclock;
2964                 if (dev_drv->iommu_enabled)
2965                         fb_ops.fb_mmap = rk_fb_mmap;
2966                 fbi->fbops = &fb_ops;
2967                 fbi->flags = FBINFO_FLAG_DEFAULT;
2968                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
2969                 ret = register_framebuffer(fbi);
2970                 if (ret < 0) {
2971                         dev_err(&fb_pdev->dev, "%s fb%d register_framebuffer fail!\n",
2972                                         __func__, rk_fb->num_fb);
2973                         return ret;
2974                 }
2975                 rkfb_create_sysfs(fbi);
2976                 rk_fb->fb[rk_fb->num_fb] = fbi;
2977                 dev_info(&fb_pdev->dev, "rockchip framebuffer registerd:%s\n",
2978                                         fbi->fix.id);
2979                 rk_fb->num_fb++;
2980
2981                 if (i == 0) {
2982                         init_waitqueue_head(&dev_drv->vsync_info.wait);
2983                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
2984                         if (ret)
2985                                 dev_err(fbi->dev, "failed to create vsync file\n");
2986                         dev_drv->vsync_info.thread = kthread_run(rk_fb_wait_for_vsync_thread,
2987                                                                 dev_drv, "fb-vsync");
2988                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
2989                                 dev_err(fbi->dev, "failed to run vsync thread\n");
2990                                 dev_drv->vsync_info.thread = NULL;
2991                         }
2992                         dev_drv->vsync_info.active = 1;
2993
2994                         mutex_init(&dev_drv->output_lock);
2995
2996                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
2997                         mutex_init(&dev_drv->update_regs_list_lock);
2998                         init_kthread_worker(&dev_drv->update_regs_worker);
2999
3000                         dev_drv->update_regs_thread = kthread_run(kthread_worker_fn,
3001                                         &dev_drv->update_regs_worker, "rk-fb");
3002                         if (IS_ERR(dev_drv->update_regs_thread)) {
3003                                 int err = PTR_ERR(dev_drv->update_regs_thread);
3004                                 dev_drv->update_regs_thread = NULL;
3005
3006                                 printk("failed to run update_regs thread\n");
3007                                 return err;
3008                         }
3009                         init_kthread_work(&dev_drv->update_regs_work, rk_fb_update_regs_handler);
3010
3011                         dev_drv->timeline = sw_sync_timeline_create("fb-timeline");                     dev_drv->timeline_max = 1;
3012                 }
3013
3014         }
3015
3016  /*show logo for primary display device*/
3017 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
3018 if (dev_drv->prop == PRMRY) {
3019         struct fb_info *main_fbi = rk_fb->fb[0];
3020         main_fbi->fbops->fb_open(main_fbi, 1);
3021         if(support_uboot_display())
3022                 return 0;
3023
3024 #if defined(CONFIG_ROCKCHIP_IOMMU)
3025         if (dev_drv->iommu_enabled) {/* only alloc memory for main fb*/
3026                 mmu_dev = rockchip_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
3027                 if (mmu_dev) {
3028                         platform_set_sysmmu(mmu_dev, dev_drv->dev);
3029                         rockchip_sysmmu_set_fault_handler(dev_drv->dev,
3030                                         rk_fb_sysmmu_fault_handler);
3031                         iovmm_activate(dev_drv->dev);
3032                 }
3033                 else
3034                         dev_err(dev_drv->dev, "failed to get rockchip iommu device\n");
3035         }
3036 #endif
3037         rk_fb_alloc_buffer(main_fbi, 0);
3038         main_fbi->fbops->fb_set_par(main_fbi);
3039 #if  defined(CONFIG_LOGO_LINUX_BMP)
3040         if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
3041                 fb_set_cmap(&main_fbi->cmap, main_fbi);
3042                 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
3043         }
3044 #else
3045         if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
3046                 fb_set_cmap(&main_fbi->cmap, main_fbi);
3047                 fb_show_logo(main_fbi, FB_ROTATE_UR);
3048         }
3049 #endif
3050         main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
3051 }
3052 #endif
3053
3054         return 0;
3055
3056
3057 }
3058
3059 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
3060 {
3061
3062         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
3063         struct fb_info *fbi;
3064         int fb_index_base = dev_drv->fb_index_base;
3065         int fb_num = dev_drv->lcdc_win_num;
3066         int i = 0;
3067
3068         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
3069                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
3070                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
3071         }
3072
3073         for (i = 0; i < fb_num; i++)
3074                 kfree(dev_drv->win[i]);
3075
3076         for (i = fb_index_base; i < (fb_index_base+fb_num); i++) {
3077                 fbi = fb_inf->fb[i];
3078                 unregister_framebuffer(fbi);
3079                 /*rk_release_fb_buffer(fbi);*/
3080                 framebuffer_release(fbi);
3081         }
3082         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
3083         fb_inf->num_lcdc--;
3084
3085         return 0;
3086 }
3087
3088
3089 static int rk_fb_probe(struct platform_device *pdev)
3090 {
3091         struct rk_fb *rk_fb = NULL;
3092         struct device_node *np = pdev->dev.of_node;
3093         u32 mode;
3094
3095         if (!np) {
3096                 dev_err(&pdev->dev, "Missing device tree node.\n");
3097                 return -EINVAL;
3098         }
3099
3100         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
3101         if (!rk_fb) {
3102                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
3103                 return  -ENOMEM;
3104         }
3105         platform_set_drvdata(pdev, rk_fb);
3106
3107         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
3108                 rk_fb->disp_mode = mode;
3109
3110         } else {
3111                 dev_err(&pdev->dev, "no disp-mode node found!");
3112                 return -ENODEV;
3113         }
3114
3115         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on)) {
3116                 printk("uboot-logo-on:%d\n", uboot_logo_on);
3117         }
3118         dev_set_name(&pdev->dev, "rockchip-fb");
3119 #if defined(CONFIG_ION_ROCKCHIP)
3120         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
3121         if (IS_ERR(rk_fb->ion_client)) {
3122                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
3123                 return PTR_ERR(rk_fb->ion_client);
3124         } else {
3125                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
3126         }
3127 #endif
3128
3129         fb_pdev = pdev;
3130         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
3131         return 0;
3132 }
3133
3134 static int rk_fb_remove(struct platform_device *pdev)
3135 {
3136         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3137         kfree(rk_fb);
3138         platform_set_drvdata(pdev, NULL);
3139         return 0;
3140 }
3141
3142 static void rk_fb_shutdown(struct platform_device *pdev)
3143 {
3144         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3145         int i;
3146         for (i = 0; i < rk_fb->num_lcdc; i++) {
3147                 if (!rk_fb->lcdc_dev_drv[i])
3148                         continue;
3149
3150         }
3151
3152 }
3153
3154
3155 static const struct of_device_id rkfb_dt_ids[] = {
3156         { .compatible = "rockchip,rk-fb", },
3157         {}
3158 };
3159
3160 static struct platform_driver rk_fb_driver = {
3161         .probe          = rk_fb_probe,
3162         .remove         = rk_fb_remove,
3163         .driver         = {
3164                 .name   = "rk-fb",
3165                 .owner  = THIS_MODULE,
3166                 .of_match_table = of_match_ptr(rkfb_dt_ids),
3167         },
3168         .shutdown   = rk_fb_shutdown,
3169 };
3170
3171 static int __init rk_fb_init(void)
3172 {
3173         return platform_driver_register(&rk_fb_driver);
3174 }
3175
3176 static void __exit rk_fb_exit(void)
3177 {
3178         platform_driver_unregister(&rk_fb_driver);
3179 }
3180
3181 fs_initcall(rk_fb_init);
3182 module_exit(rk_fb_exit);