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 #if defined(CONFIG_RK_HDMI)
  34 #include "hdmi/rk_hdmi.h"
  35 #endif
  36
  37 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
  38 #include "rga/rga.h"
  39 #endif
  40
  41 #ifdef CONFIG_OF
  42 #include <linux/of.h>
  43 #include <linux/of_platform.h>
  44 #include <linux/of_gpio.h>
  45 #include <video/of_display_timing.h>
  46 #include <video/display_timing.h>
  47 #include <dt-bindings/rkfb/rk_fb.h>
  48 #endif
  49
  50 #if defined(CONFIG_ION_ROCKCHIP)
  51 #include <linux/rockchip_ion.h>
  52 #include <linux/rockchip-iovmm.h>
  53 #include <linux/dma-buf.h>
  54 #include <linux/highmem.h>
  55 #endif
  56
  57 #define H_USE_FENCE 1
  58 static int hdmi_switch_complete;
  59 static struct platform_device *fb_pdev;
  60 struct list_head saved_list;
  61
  62 #if defined(CONFIG_FB_MIRRORING)
  63 int (*video_data_to_mirroring) (struct fb_info *info, u32 yuv_phy[2]);
  64 EXPORT_SYMBOL(video_data_to_mirroring);
  65 #endif
  66
  67 struct rk_fb_reg_win_data g_reg_win_data[4];
  68 static int g_last_win_num;
  69 static int g_first_buf = 1;
  70 static struct rk_fb_trsm_ops *trsm_lvds_ops;
  71 static struct rk_fb_trsm_ops *trsm_edp_ops;
  72 static struct rk_fb_trsm_ops *trsm_mipi_ops;
  73 static int uboot_logo_on;
  74 int support_uboot_display(void)
  75 {
  76         return uboot_logo_on;
  77 }
  78
  79 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
  80 {
  81         switch (type) {
  82         case SCREEN_RGB:
  83         case SCREEN_LVDS:
  84         case SCREEN_DUAL_LVDS:
  85                 trsm_lvds_ops = ops;
  86                 break;
  87         case SCREEN_EDP:
  88                 trsm_edp_ops = ops;
  89                 break;
  90         case SCREEN_MIPI:
  91         case SCREEN_DUAL_MIPI:
  92                 trsm_mipi_ops = ops;
  93                 break;
  94         default:
  95                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
  96                        __func__, type);
  97                 break;
  98         }
  99         return 0;
 100 }
 101
 102 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
 103 {
 104         struct rk_fb_trsm_ops *ops;
 105         switch (type) {
 106         case SCREEN_RGB:
 107         case SCREEN_LVDS:
 108         case SCREEN_DUAL_LVDS:
 109                 ops = trsm_lvds_ops;
 110                 break;
 111         case SCREEN_EDP:
 112                 ops = trsm_edp_ops;
 113                 break;
 114         case SCREEN_MIPI:
 115         case SCREEN_DUAL_MIPI:
 116                 ops = trsm_mipi_ops;
 117                 break;
 118         default:
 119                 ops = NULL;
 120                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 121                        __func__, type);
 122                 break;
 123         }
 124         return ops;
 125 }
 126
 127 int rk_fb_pixel_width(int data_format)
 128 {
 129         int pixel_width;
 130         switch (data_format) {
 131         case XBGR888:
 132         case ABGR888:
 133         case ARGB888:
 134                 pixel_width = 4 * 8;
 135                 break;
 136         case RGB888:
 137                 pixel_width = 3 * 8;
 138                 break;
 139         case RGB565:
 140                 pixel_width = 2 * 8;
 141                 break;
 142         case YUV422:
 143         case YUV420:
 144         case YUV444:
 145                 pixel_width = 1 * 8;
 146                 break;
 147         case YUV422_A:
 148         case YUV420_A:
 149         case YUV444_A:
 150                 pixel_width = 8;
 151                 break;
 152         default:
 153                 printk(KERN_WARNING "%s:un supported format:0x%x\n",
 154                        __func__, data_format);
 155                 return -EINVAL;
 156         }
 157         return pixel_width;
 158 }
 159
 160 static int rk_fb_data_fmt(int data_format, int bits_per_pixel)
 161 {
 162         int fb_data_fmt;
 163         if (data_format) {
 164                 switch (data_format) {
 165                 case HAL_PIXEL_FORMAT_RGBX_8888:
 166                         fb_data_fmt = XBGR888;
 167                         break;
 168                 case HAL_PIXEL_FORMAT_RGBA_8888:
 169                         fb_data_fmt = ABGR888;
 170                         break;
 171                 case HAL_PIXEL_FORMAT_BGRA_8888:
 172                         fb_data_fmt = ARGB888;
 173                         break;
 174                 case HAL_PIXEL_FORMAT_RGB_888:
 175                         fb_data_fmt = RGB888;
 176                         break;
 177                 case HAL_PIXEL_FORMAT_RGB_565:
 178                         fb_data_fmt = RGB565;
 179                         break;
 180                 case HAL_PIXEL_FORMAT_YCbCr_422_SP:     /* yuv422 */
 181                         fb_data_fmt = YUV422;
 182                         break;
 183                 case HAL_PIXEL_FORMAT_YCrCb_NV12:       /* YUV420---uvuvuv */
 184                         fb_data_fmt = YUV420;
 185                         break;
 186                 case HAL_PIXEL_FORMAT_YCrCb_444:        /* yuv444 */
 187                         fb_data_fmt = YUV444;
 188                         break;
 189                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10:    /* yuv444 */
 190                         fb_data_fmt = YUV420_A;
 191                         break;
 192                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10:  /* yuv444 */
 193                         fb_data_fmt = YUV422_A;
 194                         break;
 195                 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10:  /* yuv444 */
 196                         fb_data_fmt = YUV444_A;
 197                         break;
 198                 default:
 199                         printk(KERN_WARNING "%s:un supported format:0x%x\n",
 200                                __func__, data_format);
 201                         return -EINVAL;
 202                 }
 203         } else {
 204                 switch (bits_per_pixel) {
 205                 case 32:
 206                         fb_data_fmt = ARGB888;
 207                         break;
 208                 case 16:
 209                         fb_data_fmt = RGB565;
 210                         break;
 211                 default:
 212                         printk(KERN_WARNING
 213                                "%s:un supported bits_per_pixel:%d\n", __func__,
 214                                bits_per_pixel);
 215                         break;
 216                 }
 217         }
 218         return fb_data_fmt;
 219 }
 220
 221 /*
 222  * rk display power control parse from dts
 223  */
 224 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 225 {
 226         struct device_node *root = of_get_child_by_name(dev_drv->dev->of_node,
 227                                                         "power_ctr");
 228         struct device_node *child;
 229         struct rk_disp_pwr_ctr_list *pwr_ctr;
 230         struct list_head *pos;
 231         enum of_gpio_flags flags;
 232         u32 val = 0;
 233         u32 debug = 0;
 234         int ret;
 235
 236         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 237         if (!root) {
 238                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",
 239                         dev_drv->id);
 240                 return -ENODEV;
 241         }
 242
 243         for_each_child_of_node(root, child) {
 244                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list),
 245                                   GFP_KERNEL);
 246                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 247                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 248                         if (val == GPIO) {
 249                                 pwr_ctr->pwr_ctr.type = GPIO;
 250                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 251                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 252                                         dev_err(dev_drv->dev, "%s ivalid gpio\n",
 253                                                 child->name);
 254                                         return -EINVAL;
 255                                 }
 256                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 257                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,
 258                                                    child->name);
 259                                 if (ret) {
 260                                         dev_err(dev_drv->dev,
 261                                                 "request %s gpio fail:%d\n",
 262                                                 child->name, ret);
 263                                 }
 264
 265                         } else {
 266                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 267
 268                         }
 269                 };
 270                 of_property_read_u32(child, "rockchip,delay", &val);
 271                 pwr_ctr->pwr_ctr.delay = val;
 272                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 273         }
 274
 275         of_property_read_u32(root, "rockchip,debug", &debug);
 276
 277         if (debug) {
 278                 list_for_each(pos, &dev_drv->pwrlist_head) {
 279                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list,
 280                                              list);
 281                         printk(KERN_INFO "pwr_ctr_name:%s\n"
 282                                "pwr_type:%s\n"
 283                                "gpio:%d\n"
 284                                "atv_val:%d\n"
 285                                "delay:%d\n\n",
 286                                pwr_ctr->pwr_ctr.name,
 287                                (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 288                                pwr_ctr->pwr_ctr.gpio,
 289                                pwr_ctr->pwr_ctr.atv_val,
 290                                pwr_ctr->pwr_ctr.delay);
 291                 }
 292         }
 293
 294         return 0;
 295
 296 }
 297
 298 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 299 {
 300         struct list_head *pos;
 301         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 302         struct pwr_ctr *pwr_ctr;
 303         if (list_empty(&dev_drv->pwrlist_head))
 304                 return 0;
 305         list_for_each(pos, &dev_drv->pwrlist_head) {
 306                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 307                                           list);
 308                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 309                 if (pwr_ctr->type == GPIO) {
 310                         gpio_direction_output(pwr_ctr->gpio, pwr_ctr->atv_val);
 311                         mdelay(pwr_ctr->delay);
 312                 }
 313         }
 314
 315         return 0;
 316 }
 317
 318 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 319 {
 320         struct list_head *pos;
 321         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 322         struct pwr_ctr *pwr_ctr;
 323         if (list_empty(&dev_drv->pwrlist_head))
 324                 return 0;
 325         list_for_each(pos, &dev_drv->pwrlist_head) {
 326                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 327                                           list);
 328                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 329                 if (pwr_ctr->type == GPIO)
 330                         gpio_set_value(pwr_ctr->gpio, !pwr_ctr->atv_val);
 331         }
 332         return 0;
 333 }
 334
 335 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 336                                  struct rk_screen *screen)
 337 {
 338         screen->mode.pixclock = dt->pixelclock.typ;
 339         screen->mode.left_margin = dt->hback_porch.typ;
 340         screen->mode.right_margin = dt->hfront_porch.typ;
 341         screen->mode.xres = dt->hactive.typ;
 342         screen->mode.hsync_len = dt->hsync_len.typ;
 343         screen->mode.upper_margin = dt->vback_porch.typ;
 344         screen->mode.lower_margin = dt->vfront_porch.typ;
 345         screen->mode.yres = dt->vactive.typ;
 346         screen->mode.vsync_len = dt->vsync_len.typ;
 347         screen->type = dt->screen_type;
 348         screen->lvds_format = dt->lvds_format;
 349         screen->face = dt->face;
 350
 351         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 352                 screen->pin_dclk = 1;
 353         else
 354                 screen->pin_dclk = 0;
 355         if (dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 356                 screen->pin_hsync = 1;
 357         else
 358                 screen->pin_hsync = 0;
 359         if (dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 360                 screen->pin_vsync = 1;
 361         else
 362                 screen->pin_vsync = 0;
 363         if (dt->flags & DISPLAY_FLAGS_DE_HIGH)
 364                 screen->pin_den = 1;
 365         else
 366                 screen->pin_den = 0;
 367
 368         return 0;
 369
 370 }
 371
 372 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 373 {
 374         struct display_timings *disp_timing;
 375         struct display_timing *dt;
 376         disp_timing = of_get_display_timings(np);
 377         if (!disp_timing) {
 378                 pr_err("parse display timing err\n");
 379                 return -EINVAL;
 380         }
 381         dt = display_timings_get(disp_timing, disp_timing->native_mode);
 382         rk_fb_video_mode_from_timing(dt, screen);
 383         return 0;
 384
 385 }
 386
 387 int rk_fb_calc_fps(struct rk_screen *screen, u32 pixclock)
 388 {
 389         int x, y;
 390         unsigned long long hz;
 391         if (!screen) {
 392                 printk(KERN_ERR "%s:null screen!\n", __func__);
 393                 return 0;
 394         }
 395         x = screen->mode.xres + screen->mode.left_margin +
 396             screen->mode.right_margin + screen->mode.hsync_len;
 397         y = screen->mode.yres + screen->mode.upper_margin +
 398             screen->mode.lower_margin + screen->mode.vsync_len;
 399
 400         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 401
 402         hz += (x * y) / 2;
 403         do_div(hz, x * y);      /* divide by x * y with rounding */
 404
 405         hz += pixclock / 2;
 406         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 407
 408         return hz;
 409 }
 410
 411 char *get_format_string(enum data_format format, char *fmt)
 412 {
 413         if (!fmt)
 414                 return NULL;
 415         switch (format) {
 416         case ARGB888:
 417                 strcpy(fmt, "ARGB888");
 418                 break;
 419         case RGB888:
 420                 strcpy(fmt, "RGB888");
 421                 break;
 422         case RGB565:
 423                 strcpy(fmt, "RGB565");
 424                 break;
 425         case YUV420:
 426                 strcpy(fmt, "YUV420");
 427                 break;
 428         case YUV422:
 429                 strcpy(fmt, "YUV422");
 430                 break;
 431         case YUV444:
 432                 strcpy(fmt, "YUV444");
 433                 break;
 434         case YUV420_A:
 435                 strcpy(fmt, "YUV420_A");
 436                 break;
 437         case YUV422_A:
 438                 strcpy(fmt, "YUV422_A");
 439                 break;
 440         case YUV444_A:
 441                 strcpy(fmt, "YUV444_A");
 442                 break;
 443         case XRGB888:
 444                 strcpy(fmt, "XRGB888");
 445                 break;
 446         case XBGR888:
 447                 strcpy(fmt, "XBGR888");
 448                 break;
 449         case ABGR888:
 450                 strcpy(fmt, "XBGR888");
 451                 break;
 452         default:
 453                 strcpy(fmt, "invalid");
 454                 break;
 455         }
 456
 457         return fmt;
 458
 459 }
 460
 461 /*
 462  * this is for hdmi
 463  * name: lcdc device name ,lcdc0 , lcdc1
 464  */
 465 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 466 {
 467         struct rk_fb *inf = NULL;
 468         struct rk_lcdc_driver *dev_drv = NULL;
 469         int i = 0;
 470
 471         if (likely(fb_pdev))
 472                 inf = platform_get_drvdata(fb_pdev);
 473         else
 474                 return NULL;
 475
 476         for (i = 0; i < inf->num_lcdc; i++) {
 477                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name)) {
 478                         dev_drv = inf->lcdc_dev_drv[i];
 479                         break;
 480                 }
 481         }
 482
 483         return dev_drv;
 484 }
 485
 486 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 487 {
 488         struct rk_fb *inf = NULL;
 489         struct rk_lcdc_driver *dev_drv = NULL;
 490         int i = 0;
 491
 492         if (likely(fb_pdev))
 493                 inf = platform_get_drvdata(fb_pdev);
 494         else
 495                 return NULL;
 496
 497         for (i = 0; i < inf->num_lcdc; i++) {
 498                 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
 499                         dev_drv = inf->lcdc_dev_drv[i];
 500                         break;
 501                 }
 502         }
 503
 504         return dev_drv;
 505 }
 506
 507 /*
 508  * get one frame time of the prmry screen, unit: us
 509  */
 510 u32 rk_fb_get_prmry_screen_ft(void)
 511 {
 512         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 513         uint32_t htotal, vtotal, pixclock_ps;
 514         u64 pix_total, ft_us;
 515
 516         if (unlikely(!dev_drv))
 517                 return 0;
 518
 519         pixclock_ps = dev_drv->pixclock;
 520
 521         vtotal = (dev_drv->cur_screen->mode.upper_margin +
 522                  dev_drv->cur_screen->mode.lower_margin +
 523                  dev_drv->cur_screen->mode.yres +
 524                  dev_drv->cur_screen->mode.vsync_len);
 525         htotal = (dev_drv->cur_screen->mode.left_margin +
 526                  dev_drv->cur_screen->mode.right_margin +
 527                  dev_drv->cur_screen->mode.xres +
 528                  dev_drv->cur_screen->mode.hsync_len);
 529         pix_total = htotal * vtotal;
 530         ft_us = pix_total * pixclock_ps;
 531         do_div(ft_us, 1000000);
 532         if (dev_drv->frame_time.ft == 0)
 533                 dev_drv->frame_time.ft = ft_us;
 534
 535         ft_us = dev_drv->frame_time.framedone_t - dev_drv->frame_time.last_framedone_t;
 536         do_div(ft_us, 1000);
 537         ft_us = min(dev_drv->frame_time.ft, (u32)ft_us);
 538         if (ft_us != 0)
 539                 dev_drv->frame_time.ft = ft_us;
 540
 541         return dev_drv->frame_time.ft;
 542 }
 543
 544 /*
 545  * get the vblanking time of the prmry screen, unit: us
 546  */
 547 u32 rk_fb_get_prmry_screen_vbt(void)
 548 {
 549         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 550         uint32_t htotal, vblank, pixclock_ps;
 551         u64 pix_blank, vbt_us;
 552
 553         if (unlikely(!dev_drv))
 554                 return 0;
 555
 556         pixclock_ps = dev_drv->pixclock;
 557
 558         htotal = (dev_drv->cur_screen->mode.left_margin +
 559                  dev_drv->cur_screen->mode.right_margin +
 560                  dev_drv->cur_screen->mode.xres +
 561                  dev_drv->cur_screen->mode.hsync_len);
 562         vblank = (dev_drv->cur_screen->mode.upper_margin +
 563                  dev_drv->cur_screen->mode.lower_margin +
 564                  dev_drv->cur_screen->mode.vsync_len);
 565         pix_blank = htotal * vblank;
 566         vbt_us = pix_blank * pixclock_ps;
 567         do_div(vbt_us, 1000000);
 568         return (u32)vbt_us;
 569 }
 570
 571 /*
 572  * get the frame done time of the prmry screen, unit: us
 573  */
 574 u64 rk_fb_get_prmry_screen_framedone_t(void)
 575 {
 576         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 577
 578         if (unlikely(!dev_drv))
 579                 return 0;
 580         else
 581                 return dev_drv->frame_time.framedone_t;
 582 }
 583
 584 /*
 585  * set prmry screen status
 586  */
 587 int rk_fb_set_prmry_screen_status(int status)
 588 {
 589         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 590         struct rk_screen *screen;
 591
 592         if (unlikely(!dev_drv))
 593                 return 0;
 594
 595         screen = dev_drv->cur_screen;
 596         switch (status) {
 597         case SCREEN_PREPARE_DDR_CHANGE:
 598                 if (screen->type == SCREEN_MIPI
 599                         || screen->type == SCREEN_DUAL_MIPI) {
 600                         if (dev_drv->trsm_ops->dsp_pwr_off)
 601                                 dev_drv->trsm_ops->dsp_pwr_off();
 602                 }
 603                 break;
 604         case SCREEN_UNPREPARE_DDR_CHANGE:
 605                 if (screen->type == SCREEN_MIPI
 606                         || screen->type == SCREEN_DUAL_MIPI) {
 607                         if (dev_drv->trsm_ops->dsp_pwr_on)
 608                                 dev_drv->trsm_ops->dsp_pwr_on();
 609                 }
 610                 break;
 611         default:
 612                 break;
 613         }
 614
 615         return 0;
 616 }
 617
 618 /*
 619  * function: this function will be called by display device,
 620  *              set cur_screen size scaler to the other screen size
 621  * @screen: the screen info that is the destination
 622  * @enable:
 623  *      0: no scaler and set the screen info as 'screen' parameter
 624  *      1: set scaler and set the src screen scaler to the dst screen
 625  */
 626 static int rk_fb_set_screen_scaler(struct rk_screen *screen, bool enable)
 627 {
 628         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 629
 630         if (unlikely(!dev_drv) || unlikely(!screen))
 631                 return -1;
 632
 633         rk_fb_set_prmry_screen_status(SCREEN_PREPARE_DDR_CHANGE);
 634         if (dev_drv->ops->set_screen_scaler)
 635                 dev_drv->ops->set_screen_scaler(dev_drv, screen, enable);
 636         if (!enable) {
 637                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
 638                 dev_drv->ops->load_screen(dev_drv, 1);
 639         }
 640         rk_fb_set_prmry_screen_status(SCREEN_UNPREPARE_DDR_CHANGE);
 641         return 0;
 642 }
 643
 644 static struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
 645 {
 646         struct rk_fb *inf = NULL;
 647         struct rk_lcdc_driver *dev_drv = NULL;
 648         int i = 0;
 649
 650         if (likely(fb_pdev))
 651                 inf = platform_get_drvdata(fb_pdev);
 652         else
 653                 return NULL;
 654
 655         for (i = 0; i < inf->num_lcdc; i++) {
 656                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 657                         dev_drv = inf->lcdc_dev_drv[i];
 658                         break;
 659                 }
 660         }
 661
 662         return dev_drv;
 663 }
 664
 665 u32 rk_fb_get_prmry_screen_pixclock(void)
 666 {
 667         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 668
 669         if (unlikely(!dev_drv))
 670                 return 0;
 671         else
 672                 return dev_drv->pixclock;
 673 }
 674
 675 int rk_fb_poll_prmry_screen_vblank(void)
 676 {
 677         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 678
 679         if (likely(dev_drv)) {
 680                 if (dev_drv->ops->poll_vblank)
 681                         return dev_drv->ops->poll_vblank(dev_drv);
 682                 else
 683                         return RK_LF_STATUS_NC;
 684         } else {
 685                 return RK_LF_STATUS_NC;
 686         }
 687 }
 688
 689 bool rk_fb_poll_wait_frame_complete(void)
 690 {
 691         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 692         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 693
 694         if (likely(dev_drv)) {
 695                 if (dev_drv->ops->set_irq_to_cpu)
 696                         dev_drv->ops->set_irq_to_cpu(dev_drv, 0);
 697         }
 698
 699         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC) {
 700                 if (likely(dev_drv)) {
 701                         if (dev_drv->ops->set_irq_to_cpu)
 702                                 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 703                 }
 704                 return false;
 705         }
 706         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout)
 707                 ;
 708         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout)
 709                 ;
 710         if (likely(dev_drv)) {
 711                 if (dev_drv->ops->set_irq_to_cpu)
 712                         dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 713         }
 714
 715         return true;
 716 }
 717
 718
 719 /* rk_fb_get_sysmmu_device_by_compatible()
 720  * @compt: dts device compatible name
 721  * return value: success: pointer to the device inside of platform device
 722  *               fail: NULL
 723  */
 724 struct device *rk_fb_get_sysmmu_device_by_compatible(const char *compt)
 725 {
 726         struct device_node *dn = NULL;
 727         struct platform_device *pd = NULL;
 728         struct device *ret = NULL ;
 729
 730         dn = of_find_compatible_node(NULL, NULL, compt);
 731         if (!dn) {
 732                 printk("can't find device node %s \r\n", compt);
 733                 return NULL;
 734         }
 735
 736         pd = of_find_device_by_node(dn);
 737         if (!pd) {
 738                 printk("can't find platform device in device node %s \r\n", compt);
 739                 return  NULL;
 740         }
 741         ret = &pd->dev;
 742
 743         return ret;
 744 }
 745
 746 #ifdef CONFIG_IOMMU_API
 747 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
 748 {
 749         dev->archdata.iommu = sysmmu;
 750 }
 751 #else
 752 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
 753 {
 754
 755 }
 756 #endif
 757
 758 static int rk_fb_open(struct fb_info *info, int user)
 759 {
 760         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 761         int win_id;
 762
 763         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 764         dev_drv->win[win_id]->logicalstate++;
 765         /* if this win aready opened ,no need to reopen */
 766         if (dev_drv->win[win_id]->state)
 767                 return 0;
 768         else
 769                 dev_drv->ops->open(dev_drv, win_id, 1);
 770         return 0;
 771 }
 772
 773 static int get_extend_fb_id(struct fb_info *info)
 774 {
 775         int fb_id = 0;
 776         char *id = info->fix.id;
 777         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 778
 779         if (!strcmp(id, "fb0"))
 780                 fb_id = 0;
 781         else if (!strcmp(id, "fb1"))
 782                 fb_id = 1;
 783         else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
 784                 fb_id = 2;
 785         return fb_id;
 786 }
 787
 788 static int rk_fb_close(struct fb_info *info, int user)
 789 {
 790         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 791         struct rk_lcdc_win *win = NULL;
 792         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 793
 794         if (win_id >= 0) {
 795                 dev_drv->win[win_id]->logicalstate--;
 796                 if (!dev_drv->win[win_id]->logicalstate) {
 797                         win = dev_drv->win[win_id];
 798                         info->fix.smem_start = win->reserved;
 799                         info->var.xres = dev_drv->screen0->mode.xres;
 800                         info->var.yres = dev_drv->screen0->mode.yres;
 801                         /*
 802                         info->var.grayscale |=
 803                             (info->var.xres << 8) + (info->var.yres << 20);
 804                         */
 805                         info->var.xres_virtual = info->var.xres;
 806                         info->var.yres_virtual = info->var.yres;
 807 #if defined(CONFIG_LOGO_LINUX_BMP)
 808                         info->var.bits_per_pixel = 32;
 809 #else
 810                         info->var.bits_per_pixel = 16;
 811 #endif
 812                         info->fix.line_length =
 813                             (info->var.xres_virtual) * (info->var.bits_per_pixel >> 3);
 814                         info->var.width = dev_drv->screen0->width;
 815                         info->var.height = dev_drv->screen0->height;
 816                         info->var.pixclock = dev_drv->pixclock;
 817                         info->var.left_margin = dev_drv->screen0->mode.left_margin;
 818                         info->var.right_margin = dev_drv->screen0->mode.right_margin;
 819                         info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
 820                         info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
 821                         info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 822                         info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 823                 }
 824         }
 825
 826         return 0;
 827 }
 828
 829
 830 #if defined(CONFIG_RK29_IPP)
 831 static int get_ipp_format(int fmt)
 832 {
 833         int ipp_fmt = IPP_XRGB_8888;
 834         switch (fmt) {
 835         case HAL_PIXEL_FORMAT_RGBX_8888:
 836         case HAL_PIXEL_FORMAT_RGBA_8888:
 837         case HAL_PIXEL_FORMAT_BGRA_8888:
 838         case HAL_PIXEL_FORMAT_RGB_888:
 839                 ipp_fmt = IPP_XRGB_8888;
 840                 break;
 841         case HAL_PIXEL_FORMAT_RGB_565:
 842                 ipp_fmt = IPP_RGB_565;
 843                 break;
 844         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
 845                 ipp_fmt = IPP_Y_CBCR_H2V1;
 846                 break;
 847         case HAL_PIXEL_FORMAT_YCrCb_NV12:
 848                 ipp_fmt = IPP_Y_CBCR_H2V2;
 849                 break;
 850         case HAL_PIXEL_FORMAT_YCrCb_444:
 851                 ipp_fmt = IPP_Y_CBCR_H1V1;
 852                 break;
 853         default:
 854                 ipp_fmt = IPP_IMGTYPE_LIMIT;
 855                 break;
 856         }
 857
 858         return ipp_fmt;
 859 }
 860
 861 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
 862                           int rotation, int fmt)
 863 {
 864         int align16 = 2;
 865         int align64 = 8;
 866
 867         if (fmt == IPP_XRGB_8888) {
 868                 align16 = 1;
 869                 align64 = 2;
 870         } else if (fmt == IPP_RGB_565) {
 871                 align16 = 1;
 872                 align64 = 4;
 873         } else {
 874                 align16 = 2;
 875                 align64 = 8;
 876         }
 877         align16 -= 1;           /*for YUV, 1 */
 878         align64 -= 1;           /*for YUV, 7 */
 879
 880         if (rotation == IPP_ROT_0) {
 881                 if (fmt > IPP_RGB_565) {
 882                         if ((*dst_w & 1) != 0)
 883                                 *dst_w = *dst_w + 1;
 884                         if ((*dst_h & 1) != 0)
 885                                 *dst_h = *dst_h + 1;
 886                         if (*dst_vir_w < *dst_w)
 887                                 *dst_vir_w = *dst_w;
 888                 }
 889         } else {
 890                 if ((*dst_w & align64) != 0)
 891                         *dst_w = (*dst_w + align64) & (~align64);
 892                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
 893                         *dst_h = *dst_h + 1;
 894                 if (*dst_vir_w < *dst_w)
 895                         *dst_vir_w = *dst_w;
 896         }
 897 }
 898
 899 static void fb_copy_by_ipp(struct fb_info *dst_info,
 900                            struct fb_info *src_info, int offset)
 901 {
 902         struct rk29_ipp_req ipp_req;
 903         uint32_t rotation = 0;
 904         int dst_w, dst_h, dst_vir_w;
 905         int ipp_fmt;
 906         u8 data_format = (dst_info->var.nonstd) & 0xff;
 907         struct rk_lcdc_driver *ext_dev_drv =
 908                         (struct rk_lcdc_driver *)dst_info->par;
 909         u16 orientation = ext_dev_drv->rotate_mode;
 910
 911         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
 912
 913         switch (orientation) {
 914         case 0:
 915                 rotation = IPP_ROT_0;
 916                 break;
 917         case ROTATE_90:
 918                 rotation = IPP_ROT_90;
 919                 break;
 920         case ROTATE_180:
 921                 rotation = IPP_ROT_180;
 922                 break;
 923         case ROTATE_270:
 924                 rotation = IPP_ROT_270;
 925                 break;
 926         default:
 927                 rotation = IPP_ROT_270;
 928                 break;
 929         }
 930
 931         dst_w = dst_info->var.xres;
 932         dst_h = dst_info->var.yres;
 933         dst_vir_w = dst_info->var.xres_virtual;
 934         ipp_fmt = get_ipp_format(data_format);
 935         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
 936         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
 937         ipp_req.src0.w = src_info->var.xres;
 938         ipp_req.src0.h = src_info->var.yres;
 939         ipp_req.src_vir_w = src_info->var.xres_virtual;
 940         ipp_req.src0.fmt = ipp_fmt;
 941
 942         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
 943         ipp_req.dst0.w = dst_w;
 944         ipp_req.dst0.h = dst_h;
 945         ipp_req.dst_vir_w = dst_vir_w;
 946         ipp_req.dst0.fmt = ipp_fmt;
 947
 948         ipp_req.timeout = 100;
 949         ipp_req.flag = rotation;
 950         ipp_blit_sync(&ipp_req);
 951 }
 952
 953 #endif
 954
 955 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
 956 static int get_rga_format(int fmt)
 957 {
 958         int rga_fmt = 0;
 959
 960         switch (fmt) {
 961         case XBGR888:
 962                 rga_fmt = RK_FORMAT_RGBX_8888;
 963                 break;
 964         case ABGR888:
 965                 rga_fmt = RK_FORMAT_RGBA_8888;
 966                 break;
 967         case ARGB888:
 968                 rga_fmt = RK_FORMAT_BGRA_8888;
 969                 break;
 970         case RGB888:
 971                 rga_fmt = RK_FORMAT_RGB_888;
 972                 break;
 973         case RGB565:
 974                 rga_fmt = RK_FORMAT_RGB_565;
 975                 break;
 976         case YUV422:
 977                 rga_fmt = RK_FORMAT_YCbCr_422_SP;
 978                 break;
 979         case YUV420:
 980                 rga_fmt = RK_FORMAT_YCbCr_420_SP;
 981                 break;
 982         default:
 983                 rga_fmt = RK_FORMAT_RGBA_8888;
 984                 break;
 985         }
 986
 987         return rga_fmt;
 988 }
 989
 990 static void rga_win_check(struct rk_lcdc_win *dst_win,
 991                           struct rk_lcdc_win *src_win)
 992 {
 993         int align32 = 4;
 994
 995         align32 -= 1;
 996         /*width and height must be aligned by 32 bit */
 997         if ((src_win->area[0].xact & align32) != 0)
 998                 src_win->area[0].xact =
 999                     (src_win->area[0].xact + align32) & (~align32);
1000         if ((src_win->area[0].yact & align32) != 0)
1001                 src_win->area[0].yact =
1002                     (src_win->area[0].yact + align32) & (~align32);
1003         if (src_win->area[0].xvir < src_win->area[0].xact)
1004                 src_win->area[0].xvir = src_win->area[0].xact;
1005         if (src_win->area[0].yvir < src_win->area[0].yact)
1006                 src_win->area[0].yvir = src_win->area[0].yact;
1007
1008         if ((dst_win->area[0].xact & align32) != 0)
1009                 dst_win->area[0].xact =
1010                     (dst_win->area[0].xact + align32) & (~align32);
1011         if ((dst_win->area[0].yact & align32) != 0)
1012                 dst_win->area[0].yact =
1013                     (dst_win->area[0].yact + align32) & (~align32);
1014         if (dst_win->area[0].xvir < dst_win->area[0].xact)
1015                 dst_win->area[0].xvir = dst_win->area[0].xact;
1016         if (dst_win->area[0].yvir < dst_win->area[0].yact)
1017                 dst_win->area[0].yvir = dst_win->area[0].yact;
1018 }
1019
1020 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
1021                             struct rk_lcdc_win *src_win, u16 orientation)
1022 {
1023         struct rga_req Rga_Request;
1024         long ret = 0;
1025         /* int fd = 0; */
1026
1027         memset(&Rga_Request, 0, sizeof(Rga_Request));
1028         rga_win_check(dst_win, src_win);
1029
1030         switch (orientation) {
1031         case ROTATE_90:
1032                 Rga_Request.rotate_mode = 1;
1033                 Rga_Request.sina = 65536;
1034                 Rga_Request.cosa = 0;
1035                 Rga_Request.dst.act_w = dst_win->area[0].yact;
1036                 Rga_Request.dst.act_h = dst_win->area[0].xact;
1037                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1038                 Rga_Request.dst.y_offset = 0;
1039                 break;
1040         case ROTATE_180:
1041                 Rga_Request.rotate_mode = 1;
1042                 Rga_Request.sina = 0;
1043                 Rga_Request.cosa = -65536;
1044                 Rga_Request.dst.act_w = dst_win->area[0].xact;
1045                 Rga_Request.dst.act_h = dst_win->area[0].yact;
1046                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1047                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1048                 break;
1049         case ROTATE_270:
1050                 Rga_Request.rotate_mode = 1;
1051                 Rga_Request.sina = -65536;
1052                 Rga_Request.cosa = 0;
1053                 Rga_Request.dst.act_w = dst_win->area[0].yact;
1054                 Rga_Request.dst.act_h = dst_win->area[0].xact;
1055                 Rga_Request.dst.x_offset = 0;
1056                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1057                 break;
1058         default:
1059                 Rga_Request.rotate_mode = 0;
1060                 Rga_Request.dst.act_w = dst_win->area[0].xact;
1061                 Rga_Request.dst.act_h = dst_win->area[0].yact;
1062                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1063                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1064                 break;
1065         }
1066
1067 #if defined(CONFIG_ROCKCHIP_RGA)
1068         Rga_Request.src.yrgb_addr =
1069             src_win->area[0].smem_start + src_win->area[0].y_offset;
1070         Rga_Request.src.uv_addr = 0;
1071         Rga_Request.src.v_addr = 0;
1072
1073         Rga_Request.dst.yrgb_addr =
1074             dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1075         Rga_Request.dst.uv_addr = 0;
1076         Rga_Request.dst.v_addr = 0;
1077 #elif defined(CONFIG_ROCKCHIP_RGA2)
1078 /*
1079         fd = ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1080         Rga_Request.src.yrgb_addr = fd;
1081         fd = ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1082         Rga_Request.dst.yrgb_addr = fd;
1083 */
1084         Rga_Request.src.yrgb_addr = 0;
1085         Rga_Request.src.uv_addr =
1086             src_win->area[0].smem_start + src_win->area[0].y_offset;
1087         Rga_Request.src.v_addr = 0;
1088
1089         Rga_Request.dst.yrgb_addr = 0;
1090         Rga_Request.dst.uv_addr =
1091             dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1092         Rga_Request.dst.v_addr = 0;
1093 #endif
1094
1095         Rga_Request.src.vir_w = src_win->area[0].xvir;
1096         Rga_Request.src.vir_h = src_win->area[0].yvir;
1097         Rga_Request.src.format = get_rga_format(src_win->format);
1098         Rga_Request.src.act_w = src_win->area[0].xact;
1099         Rga_Request.src.act_h = src_win->area[0].yact;
1100         Rga_Request.src.x_offset = 0;
1101         Rga_Request.src.y_offset = 0;
1102
1103         Rga_Request.dst.vir_w = dst_win->area[0].xvir;
1104         Rga_Request.dst.vir_h = dst_win->area[0].yvir;
1105         Rga_Request.dst.format = get_rga_format(dst_win->format);
1106
1107         Rga_Request.clip.xmin = 0;
1108         Rga_Request.clip.xmax = dst_win->area[0].xact - 1;
1109         Rga_Request.clip.ymin = 0;
1110         Rga_Request.clip.ymax = dst_win->area[0].yact - 1;
1111         Rga_Request.scale_mode = 0;
1112 #if defined(CONFIG_ROCKCHIP_IOMMU)
1113         Rga_Request.mmu_info.mmu_en = 1;        /* TODO Modify for use mmu */
1114         Rga_Request.mmu_info.mmu_flag = 1;
1115 #else
1116         Rga_Request.mmu_info.mmu_en = 0;
1117         Rga_Request.mmu_info.mmu_flag = 0;
1118 #endif
1119
1120         ret = rga_ioctl_kernel(&Rga_Request);
1121 }
1122
1123 /*
1124  * This function is used for copying fb by RGA Module
1125  * RGA only support copy RGB to RGB
1126  * RGA2 support copy RGB to RGB and YUV to YUV
1127  */
1128 static void fb_copy_by_rga(struct fb_info *dst_info, struct fb_info *src_info,
1129                            int yrgb_offset)
1130 {
1131         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)src_info->par;
1132         struct rk_lcdc_driver *ext_dev_drv =
1133             (struct rk_lcdc_driver *)dst_info->par;
1134         int win_id = 0, ext_win_id;
1135         struct rk_lcdc_win *src_win, *dst_win;
1136
1137         win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1138         src_win = dev_drv->win[win_id];
1139
1140         ext_win_id =
1141             ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1142         dst_win = ext_dev_drv->win[ext_win_id];
1143
1144         win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode);
1145 }
1146
1147 #endif
1148
1149 static int rk_fb_rotate(struct fb_info *dst_info,
1150                         struct fb_info *src_info, int offset)
1151 {
1152 #if defined(CONFIG_RK29_IPP)
1153         fb_copy_by_ipp(dst_info, src_info, offset);
1154 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1155         fb_copy_by_rga(dst_info, src_info, offset);
1156 #else
1157         return -1;
1158 #endif
1159         return 0;
1160 }
1161
1162 static int rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1163                             struct rk_lcdc_win *src_win, u16 rotate)
1164 {
1165 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1166         win_copy_by_rga(dst_win, src_win, rotate);
1167 #else
1168         return -1;
1169 #endif
1170         return 0;
1171 }
1172
1173
1174 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1175                              struct fb_info *info)
1176 {
1177         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1178         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1179         struct fb_fix_screeninfo *fix = &info->fix;
1180         struct fb_info *extend_info = NULL;
1181         struct rk_lcdc_driver *extend_dev_drv = NULL;
1182         int win_id = 0, extend_win_id = 0;
1183         struct rk_lcdc_win *extend_win = NULL;
1184         struct rk_lcdc_win *win = NULL;
1185         struct rk_screen *screen = dev_drv->cur_screen;
1186         int fb_id = 0;
1187
1188         u32 xoffset = var->xoffset;
1189         u32 yoffset = var->yoffset;
1190         u32 xvir = var->xres_virtual;
1191         /* u32 yvir = var->yres_virtual; */
1192         /* u8 data_format = var->nonstd&0xff; */
1193
1194         u8 pixel_width;
1195         u32 vir_width_bit;
1196         u32 stride, uv_stride;
1197         u32 stride_32bit_1;
1198         u32 stride_32bit_2;
1199         u16 uv_x_off, uv_y_off, uv_y_act;
1200         u8 is_pic_yuv = 0;
1201
1202         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1203         if (win_id < 0)
1204                 return -ENODEV;
1205         else
1206                 win = dev_drv->win[win_id];
1207
1208         if (rk_fb->disp_mode == DUAL) {
1209                 fb_id = get_extend_fb_id(info);
1210                 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
1211                 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
1212                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1213                                                            extend_info->fix.id);
1214                 extend_win = extend_dev_drv->win[extend_win_id];
1215         }
1216
1217         pixel_width = rk_fb_pixel_width(win->format);
1218         vir_width_bit = pixel_width * xvir;
1219         /* pixel_width = byte_num * 8 */
1220         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1221         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1222
1223         switch (win->format) {
1224         case YUV422:
1225         case YUV422_A:
1226                 is_pic_yuv = 1;
1227                 stride = stride_32bit_1;
1228                 uv_stride = stride_32bit_1 >> 1;
1229                 uv_x_off = xoffset >> 1;
1230                 uv_y_off = yoffset;
1231                 fix->line_length = stride;
1232                 uv_y_act = win->area[0].yact >> 1;
1233                 break;
1234         case YUV420:            /* 420sp */
1235         case YUV420_A:
1236                 is_pic_yuv = 1;
1237                 stride = stride_32bit_1;
1238                 uv_stride = stride_32bit_1;
1239                 uv_x_off = xoffset;
1240                 uv_y_off = yoffset >> 1;
1241                 fix->line_length = stride;
1242                 uv_y_act = win->area[0].yact >> 1;
1243                 break;
1244         case YUV444:
1245         case YUV444_A:
1246                 is_pic_yuv = 1;
1247                 stride = stride_32bit_1;
1248                 uv_stride = stride_32bit_2;
1249                 uv_x_off = xoffset * 2;
1250                 uv_y_off = yoffset;
1251                 fix->line_length = stride << 2;
1252                 uv_y_act = win->area[0].yact;
1253                 break;
1254         default:
1255                 stride = stride_32bit_1;        /* default rgb */
1256                 fix->line_length = stride;
1257                 break;
1258         }
1259
1260         /* x y mirror ,jump line */
1261         if (screen->y_mirror == 1) {
1262                 if (screen->interlace == 1) {
1263                         win->area[0].y_offset = yoffset * stride * 2 +
1264                             ((win->area[0].yact - 1) * 2 + 1) * stride +
1265                             xoffset * pixel_width / 8;
1266                 } else {
1267                         win->area[0].y_offset = yoffset * stride +
1268                             (win->area[0].yact - 1) * stride +
1269                             xoffset * pixel_width / 8;
1270                 }
1271         } else {
1272                 if (screen->interlace == 1) {
1273                         win->area[0].y_offset =
1274                             yoffset * stride * 2 + xoffset * pixel_width / 8;
1275                 } else {
1276                         win->area[0].y_offset =
1277                             yoffset * stride + xoffset * pixel_width / 8;
1278                 }
1279         }
1280         if (is_pic_yuv == 1) {
1281                 if (screen->y_mirror == 1) {
1282                         if (screen->interlace == 1) {
1283                                 win->area[0].c_offset =
1284                                     uv_y_off * uv_stride * 2 +
1285                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
1286                                     uv_x_off * pixel_width / 8;
1287                         } else {
1288                                 win->area[0].c_offset = uv_y_off * uv_stride +
1289                                     (uv_y_act - 1) * uv_stride +
1290                                     uv_x_off * pixel_width / 8;
1291                         }
1292                 } else {
1293                         if (screen->interlace == 1) {
1294                                 win->area[0].c_offset =
1295                                     uv_y_off * uv_stride * 2 +
1296                                     uv_x_off * pixel_width / 8;
1297                         } else {
1298                                 win->area[0].c_offset =
1299                                     uv_y_off * uv_stride +
1300                                     uv_x_off * pixel_width / 8;
1301                         }
1302                 }
1303         }
1304
1305         win->area[0].smem_start = fix->smem_start;
1306         win->area[0].cbr_start = fix->mmio_start;
1307         win->area[0].state = 1;
1308         win->area_num = 1;
1309         win->state = 1;
1310
1311         dev_drv->ops->pan_display(dev_drv, win_id);
1312         if (rk_fb->disp_mode == DUAL) {
1313                 if (extend_win->state && (hdmi_switch_complete)) {
1314                         extend_win->area[0].y_offset = win->area[0].y_offset;
1315                         if (extend_dev_drv->rotate_mode > X_Y_MIRROR) {
1316                                 rk_fb_rotate(extend_info, info,
1317                                                 win->area[0].y_offset);
1318                         } else {
1319                                 extend_win->area[0].smem_start =
1320                                                 win->area[0].smem_start;
1321                                 extend_win->area[0].cbr_start =
1322                                                 win->area[0].cbr_start;
1323                         }
1324                         extend_dev_drv->ops->pan_display(extend_dev_drv,
1325                                                          extend_win_id);
1326                 }
1327         }
1328 #ifdef  CONFIG_FB_MIRRORING
1329         if (video_data_to_mirroring)
1330                 video_data_to_mirroring(info, NULL);
1331 #endif
1332         dev_drv->ops->cfg_done(dev_drv);
1333         return 0;
1334 }
1335
1336 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1337 {
1338         int i, j;
1339
1340         i = list_empty(&dev_drv->update_regs_list);
1341         j = list_empty(&saved_list);
1342         return i == j ? 0 : 1;
1343 }
1344
1345 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1346 {
1347         int err = sync_fence_wait(fence, 1000);
1348
1349         if (err >= 0)
1350                 return;
1351
1352         if (err == -ETIME)
1353                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1354
1355         if (err < 0)
1356                 printk("error waiting on fence\n");
1357 }
1358
1359 static int rk_fb_copy_from_loader(struct fb_info *info)
1360 {
1361         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1362         void *dst = info->screen_base;
1363         u32 dsp_addr[4];
1364         u32 src;
1365         u32 i;
1366         struct rk_lcdc_win *win = dev_drv->win[0];
1367         u32 size = (win->area[0].xact) * (win->area[0].yact) << 2;
1368         dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1369         src = dsp_addr[0];
1370         dev_info(info->dev, "copy fb data %d x %d  from  dst_addr:%08x\n",
1371                  win->area[0].xact, win->area[0].yact, src);
1372         for (i = 0; i < size; i += PAGE_SIZE) {
1373                 void *page = phys_to_page(i + src);
1374                 void *from_virt = kmap(page);
1375                 void *to_virt = dst + i;
1376                 memcpy(to_virt, from_virt, PAGE_SIZE);
1377         }
1378         return 0;
1379 }
1380
1381 #ifdef CONFIG_ROCKCHIP_IOMMU
1382 static int g_last_addr[4];
1383 int g_last_timeout;
1384 u32 freed_addr[10];
1385 u32 freed_index;
1386
1387 #define DUMP_CHUNK 256
1388 char buf[PAGE_SIZE];
1389
1390 int rk_fb_sysmmu_fault_handler(struct device *dev,
1391                                enum rk_iommu_inttype itype,
1392                                unsigned long pgtable_base,
1393                                unsigned long fault_addr, unsigned int status)
1394 {
1395         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1396         int i = 0;
1397         static int page_fault_cnt;
1398         if ((page_fault_cnt++) >= 10)
1399                 return 0;
1400         pr_err
1401             ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1402              fault_addr, pgtable_base, status);
1403         printk("last config addr:\n" "win0:0x%08x\n" "win1:0x%08x\n"
1404                "win2:0x%08x\n" "win3:0x%08x\n", g_last_addr[0], g_last_addr[1],
1405                g_last_addr[2], g_last_addr[3]);
1406         printk("last freed buffer:\n");
1407         for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1408                 printk("%d:0x%08x\n", i, freed_addr[i]);
1409         printk("last timeout:%d\n", g_last_timeout);
1410         dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1411         for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1412                 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1413                         char c = buf[i + DUMP_CHUNK];
1414                         buf[i + DUMP_CHUNK] = 0;
1415                         pr_cont("%s", buf + i);
1416                         buf[i + DUMP_CHUNK] = c;
1417                 } else {
1418                         buf[PAGE_SIZE - 1] = 0;
1419                         pr_cont("%s", buf + i);
1420                 }
1421         }
1422
1423         return 0;
1424 }
1425 #endif
1426
1427 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1428                         struct rk_fb_reg_win_data *reg_win_data)
1429 {
1430         int i, index_buf;
1431         struct rk_fb_reg_area_data *area_data;
1432         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1433
1434         for (i = 0; i < reg_win_data->area_num; i++) {
1435                 area_data = &reg_win_data->reg_area_data[i];
1436                 index_buf = area_data->index_buf;
1437 #if defined(CONFIG_ROCKCHIP_IOMMU)
1438                 if (dev_drv->iommu_enabled) {
1439                         ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1440                                         area_data->ion_handle);
1441                         freed_addr[freed_index++] = area_data->smem_start;
1442                 }
1443 #endif
1444                 if (area_data->ion_handle != NULL) {
1445                         ion_unmap_kernel(rk_fb->ion_client,
1446                                          area_data->ion_handle);
1447                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1448                 }
1449                 if (area_data->acq_fence)
1450                         sync_fence_put(area_data->acq_fence);
1451         }
1452         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1453 }
1454
1455 static void rk_fb_update_driver(struct rk_lcdc_driver *dev_drv,
1456                                 struct rk_lcdc_win *win,
1457                                 struct rk_fb_reg_win_data *reg_win_data)
1458 {
1459         int i = 0;
1460         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
1461         struct rk_screen *cur_screen;
1462         struct rk_screen primary_screen;
1463
1464         if (unlikely(!inf) || unlikely(!dev_drv) ||
1465             unlikely(!win) || unlikely(!reg_win_data))
1466                 return;
1467
1468         cur_screen = dev_drv->cur_screen;
1469         rk_fb_get_prmry_screen(&primary_screen);
1470
1471         win->area_num = reg_win_data->area_num;
1472         win->format = reg_win_data->data_format;
1473         win->id = reg_win_data->win_id;
1474         win->z_order = reg_win_data->z_order;
1475
1476         if (reg_win_data->reg_area_data[0].smem_start > 0) {
1477                 win->state = 1;
1478                 win->area_num = reg_win_data->area_num;
1479                 win->format = reg_win_data->data_format;
1480                 win->id = reg_win_data->win_id;
1481                 win->z_order = reg_win_data->z_order;
1482                 win->area[0].uv_vir_stride =
1483                     reg_win_data->reg_area_data[0].uv_vir_stride;
1484                 win->area[0].cbr_start =
1485                     reg_win_data->reg_area_data[0].cbr_start;
1486                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1487                 win->alpha_en = reg_win_data->alpha_en;
1488                 win->alpha_mode = reg_win_data->alpha_mode;
1489                 win->g_alpha_val = reg_win_data->g_alpha_val;
1490                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1491                         if (reg_win_data->reg_area_data[i].smem_start > 0) {
1492                                 win->area[i].smem_start =
1493                                     reg_win_data->reg_area_data[i].smem_start;
1494                                 if (inf->disp_mode == DUAL) {
1495                                         win->area[i].xpos =
1496                                                 reg_win_data->reg_area_data[i].xpos;
1497                                         win->area[i].ypos =
1498                                                 reg_win_data->reg_area_data[i].ypos;
1499                                         win->area[i].xsize =
1500                                                 reg_win_data->reg_area_data[i].xsize;
1501                                         win->area[i].ysize =
1502                                                 reg_win_data->reg_area_data[i].ysize;
1503                                 } else {
1504                                         win->area[i].xpos =
1505                                                 reg_win_data->reg_area_data[i].xpos *
1506                                                 cur_screen->mode.xres /
1507                                                 primary_screen.mode.xres;
1508                                         win->area[i].ypos =
1509                                                 reg_win_data->reg_area_data[i].ypos *
1510                                                 cur_screen->mode.yres /
1511                                                 primary_screen.mode.yres;
1512                                         win->area[i].xsize =
1513                                                 reg_win_data->reg_area_data[i].xsize *
1514                                                 cur_screen->mode.xres /
1515                                                 primary_screen.mode.xres;
1516                                         win->area[i].ysize =
1517                                                 reg_win_data->reg_area_data[i].ysize *
1518                                                 cur_screen->mode.yres /
1519                                                 primary_screen.mode.yres;
1520                                 }
1521                                 win->area[i].xact =
1522                                     reg_win_data->reg_area_data[i].xact;
1523                                 win->area[i].yact =
1524                                     reg_win_data->reg_area_data[i].yact;
1525                                 win->area[i].xvir =
1526                                     reg_win_data->reg_area_data[i].xvir;
1527                                 win->area[i].yvir =
1528                                     reg_win_data->reg_area_data[i].yvir;
1529                                 win->area[i].y_offset =
1530                                     reg_win_data->reg_area_data[i].y_offset;
1531                                 win->area[i].y_vir_stride =
1532                                     reg_win_data->reg_area_data[i].y_vir_stride;
1533                                 win->area[i].state = 1;
1534                         } else {
1535                                 win->area[i].state = 0;
1536                         }
1537                 }
1538         } else {
1539         /*
1540                 win->state = 0;
1541                 win->z_order = -1;
1542         */
1543         }
1544 }
1545
1546 static int rk_fb_update_hdmi_win(struct rk_lcdc_win *ext_win,
1547                                  struct rk_lcdc_win *win)
1548 {
1549         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1550         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1551         struct rk_lcdc_driver *ext_dev_drv = rk_get_extend_lcdc_drv();
1552         struct rk_screen *screen;
1553         struct rk_screen *ext_screen;
1554         int hdmi_xsize;
1555         int hdmi_ysize;
1556         int pixel_width, vir_width_bit, y_stride;
1557         struct rk_lcdc_win *last_win;
1558         bool is_yuv = false;
1559         static u8 fb_index = 0;
1560
1561         if ((rk_fb->disp_mode != DUAL) ||
1562                 (hdmi_get_hotplug() != HDMI_HPD_ACTIVED) ||
1563                 (!hdmi_switch_complete)) {
1564                 printk(KERN_INFO "%s: hdmi is disconnect!\n", __func__);
1565                 return -1;
1566         }
1567
1568         if (unlikely(!dev_drv) || unlikely(!ext_dev_drv))
1569                 return -1;
1570
1571         screen = dev_drv->cur_screen;
1572         ext_screen = ext_dev_drv->cur_screen;
1573         hdmi_xsize = ext_screen->xsize;
1574         hdmi_ysize = ext_screen->ysize;
1575
1576         ext_win->state = win->state;
1577         ext_win->id = win->id;
1578         if (win->area[0].smem_start == 0)
1579                 ext_win->state = 0;
1580         if (ext_win->state == 0)
1581                 return 0;
1582
1583         ext_win->area_num = win->area_num;
1584         ext_win->format = win->format;
1585         ext_win->z_order = win->z_order;
1586         ext_win->alpha_en = win->alpha_en;
1587         ext_win->alpha_mode = win->alpha_mode;
1588         ext_win->g_alpha_val = win->g_alpha_val;
1589
1590         /* win0 and win1 have only one area and support scale
1591          * but win2 and win3 don't support scale
1592          * so hdmi only use win0 or win1
1593          */
1594         ext_win->area[0].state = win->area[0].state;
1595
1596         switch (ext_win->format) {
1597         case YUV422:
1598         case YUV420:
1599         case YUV444:
1600         case YUV422_A:
1601         case YUV420_A:
1602         case YUV444_A:
1603                 is_yuv = true;
1604                 break;
1605         default:
1606                 is_yuv = false;
1607                 break;
1608         }
1609
1610         if (ext_dev_drv->rotate_mode == ROTATE_90 ||
1611                         ext_dev_drv->rotate_mode == ROTATE_270) {
1612                 if (ext_win->id == 0) {
1613                         ext_win->area[0].smem_start =
1614                                 rk_fb->fb[rk_fb->num_fb >> 1]->fix.smem_start;
1615                         ext_win->area[0].y_offset = (get_rotate_fb_size() >> 1) * fb_index;
1616                         if ((++fb_index) > 1)
1617                                 fb_index = 0;
1618                 } else {
1619                         ext_win->area[0].y_offset = 0;
1620                         last_win = ext_dev_drv->win[ext_win->id - 1];
1621                         if (last_win->area[0].cbr_start)
1622                                 ext_win->area[0].smem_start =
1623                                         last_win->area[0].cbr_start +
1624                                         last_win->area[0].c_offset +
1625                                         last_win->area[0].xvir * last_win->area[0].yvir;
1626                         else
1627                                 ext_win->area[0].smem_start =
1628                                         last_win->area[0].smem_start +
1629                                         last_win->area[0].y_offset +
1630                                         last_win->area[0].xvir * last_win->area[0].yvir;
1631                 }
1632
1633                 ext_win->area[0].xact = win->area[0].yact;
1634                 ext_win->area[0].yact = win->area[0].xact;
1635                 ext_win->area[0].xvir = win->area[0].yact;
1636                 ext_win->area[0].yvir = win->area[0].xact;
1637                 pixel_width = rk_fb_pixel_width(ext_win->format);
1638                 vir_width_bit = pixel_width * ext_win->area[0].xvir;
1639                 y_stride = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1640                 ext_win->area[0].y_vir_stride = y_stride >> 2;
1641         } else {
1642                 ext_win->area[0].smem_start = win->area[0].smem_start;
1643                 ext_win->area[0].y_offset = win->area[0].y_offset;
1644                 ext_win->area[0].xact = win->area[0].xact;
1645                 ext_win->area[0].yact = win->area[0].yact;
1646                 ext_win->area[0].xvir = win->area[0].xvir;
1647                 ext_win->area[0].yvir = win->area[0].yvir;
1648                 ext_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
1649         }
1650
1651         if (win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1652                 if (ext_dev_drv->rotate_mode == ROTATE_270) {
1653                         int xbom_pos = 0, ybom_pos = 0;
1654                         int xtop_pos = 0, ytop_pos = 0;
1655
1656                         ext_win->area[0].xsize = hdmi_xsize *
1657                                                 win->area[0].ysize /
1658                                                 screen->mode.yres;
1659                         ext_win->area[0].ysize = hdmi_ysize *
1660                                                 win->area[0].xsize /
1661                                                 screen->mode.xres;
1662                         xbom_pos = hdmi_xsize * win->area[0].ypos / screen->mode.yres;
1663                         ybom_pos = hdmi_ysize * win->area[0].xpos / screen->mode.xres;
1664                         xtop_pos = hdmi_xsize - ext_win->area[0].xsize - xbom_pos;
1665                         ytop_pos = hdmi_ysize - ext_win->area[0].ysize - ybom_pos;
1666                         ext_win->area[0].xpos =
1667                                 ((ext_screen->mode.xres - hdmi_xsize) >> 1) + xtop_pos;
1668                         ext_win->area[0].ypos =
1669                                 ((ext_screen->mode.yres - hdmi_ysize) >> 1) + ytop_pos;
1670                 } else if (ext_dev_drv->rotate_mode == ROTATE_90) {
1671                         ext_win->area[0].xsize = hdmi_xsize *
1672                                                 win->area[0].ysize /
1673                                                 screen->mode.yres;
1674                         ext_win->area[0].ysize = hdmi_ysize *
1675                                                 win->area[0].xsize /
1676                                                 screen->mode.xres;
1677                         ext_win->area[0].xpos =
1678                                 ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
1679                                 hdmi_xsize * win->area[0].ypos / screen->mode.yres;
1680                         ext_win->area[0].ypos =
1681                                 ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
1682                                 hdmi_ysize * win->area[0].xpos / screen->mode.xres;
1683                 } else {
1684                         ext_win->area[0].xsize = hdmi_xsize *
1685                                                 win->area[0].xsize /
1686                                                 screen->mode.xres;
1687                         ext_win->area[0].ysize = hdmi_ysize *
1688                                                 win->area[0].ysize /
1689                                                 screen->mode.yres;
1690                         ext_win->area[0].xpos =
1691                                 ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
1692                                 hdmi_xsize * win->area[0].xpos / screen->mode.xres;
1693                         ext_win->area[0].ypos =
1694                                 ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
1695                                 hdmi_ysize * win->area[0].ypos / screen->mode.yres;
1696                 }
1697         } else {
1698                 ext_win->area[0].xsize = hdmi_xsize;
1699                 ext_win->area[0].ysize = hdmi_ysize;
1700                 ext_win->area[0].xpos =
1701                                 (ext_screen->mode.xres - hdmi_xsize) >> 1;
1702                 ext_win->area[0].ypos =
1703                                 (ext_screen->mode.yres - hdmi_ysize) >> 1;
1704         }
1705
1706         if (!is_yuv) {
1707                 ext_win->area[0].uv_vir_stride = 0;
1708                 ext_win->area[0].cbr_start = 0;
1709                 ext_win->area[0].c_offset = 0;
1710                 return 0;
1711         }
1712
1713         if (ext_dev_drv->rotate_mode == ROTATE_90 ||
1714                 ext_dev_drv->rotate_mode == ROTATE_270) {
1715                 ext_win->area[0].uv_vir_stride = ext_win->area[0].y_vir_stride;
1716                 ext_win->area[0].cbr_start = ext_win->area[0].smem_start +
1717                                 ext_win->area[0].y_offset +
1718                                 ext_win->area[0].xvir * ext_win->area[0].yvir;
1719                 ext_win->area[0].c_offset = win->area[0].c_offset;
1720         } else {
1721                 ext_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
1722                 ext_win->area[0].cbr_start = win->area[0].cbr_start;
1723                 ext_win->area[0].c_offset = win->area[0].c_offset;
1724         }
1725
1726         return 0;
1727 }
1728
1729 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1730                                                      *regs, int win_id)
1731 {
1732         int i;
1733         struct rk_fb_reg_win_data *win_data = NULL;
1734         for (i = 0; i < regs->win_num; i++) {
1735                 if (regs->reg_win_data[i].win_id == win_id) {
1736                         win_data = &(regs->reg_win_data[i]);
1737                         break;
1738                 }
1739         }
1740
1741         return win_data;
1742 }
1743
1744 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1745                              struct rk_fb_reg_data *regs)
1746 {
1747         int i, j;
1748         struct rk_lcdc_win *win;
1749         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1750         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1751         struct rk_lcdc_driver *ext_dev_drv;
1752         struct rk_lcdc_win *ext_win;
1753         struct rk_fb_reg_win_data *win_data;
1754         bool wait_for_vsync;
1755         int count = 100;
1756         unsigned int dsp_addr[4];
1757         long timeout;
1758
1759         /* acq_fence wait */
1760         for (i = 0; i < regs->win_num; i++) {
1761                 win_data = &regs->reg_win_data[i];
1762                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1763                         if (win_data->reg_area_data[j].acq_fence) {
1764                                 /* printk("acq_fence wait!!!!!\n"); */
1765                                 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1766                         }
1767                 }
1768         }
1769
1770         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1771                 win = dev_drv->win[i];
1772                 win_data = rk_fb_get_win_data(regs, i);
1773                 if (win_data) {
1774                         rk_fb_update_driver(dev_drv, win, win_data);
1775                         win->state = 1;
1776                         dev_drv->ops->set_par(dev_drv, i);
1777                         dev_drv->ops->pan_display(dev_drv, i);
1778 #if defined(CONFIG_ROCKCHIP_IOMMU)
1779                         if (dev_drv->iommu_enabled) {
1780                                 g_last_addr[i] = win_data->reg_area_data[0].smem_start +
1781                                         win_data->reg_area_data[0].y_offset;
1782                         }
1783 #endif
1784                 } else {
1785                         win->z_order = -1;
1786                         win->state = 0;
1787                 }
1788         }
1789         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1790
1791         if ((rk_fb->disp_mode == DUAL)
1792             && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)
1793             && hdmi_switch_complete) {
1794                 ext_dev_drv = rk_get_extend_lcdc_drv();
1795                 if (!ext_dev_drv) {
1796                         printk(KERN_ERR "hdmi lcdc driver not found!\n");
1797                         goto ext_win_exit;
1798                 }
1799
1800                 /* win0 and win1 have only one area and support scale
1801                  * but win2 and win3 don't support scale
1802                  * so hdmi only use win0 or win1
1803                  */
1804                 for (i = 0; i < 2; i++) {
1805                         win = dev_drv->win[i];
1806                         ext_win = ext_dev_drv->win[i];
1807                         ext_win->state = win->state;
1808                         if (!ext_win->state)
1809                                 continue;
1810
1811                         rk_fb_update_hdmi_win(ext_win, win);
1812
1813                         if (ext_dev_drv->rotate_mode > X_Y_MIRROR)
1814                                 rk_fb_win_rotate(ext_win, win,
1815                                                  ext_dev_drv->rotate_mode);
1816
1817                         ext_dev_drv->ops->set_par(ext_dev_drv, i);
1818                         ext_dev_drv->ops->pan_display(ext_dev_drv, i);
1819                 }
1820
1821                 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1822         }
1823 ext_win_exit:
1824         dev_drv->ops->cfg_done(dev_drv);
1825
1826         do {
1827                 timestamp = dev_drv->vsync_info.timestamp;
1828                 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1829                                 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1830                                 msecs_to_jiffies(25));
1831                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1832                 wait_for_vsync = false;
1833                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1834                         if (dev_drv->win[i]->state == 1) {
1835                                 u32 new_start =
1836                                     dev_drv->win[i]->area[0].smem_start +
1837                                     dev_drv->win[i]->area[0].y_offset;
1838                                 u32 reg_start = dsp_addr[i];
1839
1840                                 if (unlikely(new_start != reg_start)) {
1841                                         wait_for_vsync = true;
1842                                         dev_info(dev_drv->dev,
1843                                                "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1844                                                i, new_start, reg_start, 101 - count);
1845                                         break;
1846                                 }
1847                         }
1848                 }
1849         } while (wait_for_vsync && count--);
1850 #ifdef H_USE_FENCE
1851         sw_sync_timeline_inc(dev_drv->timeline, 1);
1852 #endif
1853         if (!g_first_buf) {
1854 #if defined(CONFIG_ROCKCHIP_IOMMU)
1855                 if (dev_drv->iommu_enabled) {
1856                         freed_index = 0;
1857                         g_last_timeout = timeout;
1858                 }
1859 #endif
1860                 for (i = 0; i < g_last_win_num; i++)
1861                         rk_fb_free_dma_buf(dev_drv, &g_reg_win_data[i]);
1862
1863 #if defined(CONFIG_ROCKCHIP_IOMMU)
1864                 if (dev_drv->iommu_enabled)
1865                         freed_addr[freed_index] = 0xfefefefe;
1866 #endif
1867         }
1868         for (i = 0; i < regs->win_num; i++) {
1869                 memcpy(&g_reg_win_data[i], &(regs->reg_win_data[i]),
1870                        sizeof(struct rk_fb_reg_win_data));
1871         }
1872         g_last_win_num = regs->win_num;
1873         g_first_buf = 0;
1874 }
1875
1876 static void rk_fb_update_regs_handler(struct kthread_work *work)
1877 {
1878         struct rk_lcdc_driver *dev_drv =
1879             container_of(work, struct rk_lcdc_driver, update_regs_work);
1880         struct rk_fb_reg_data *data, *next;
1881         /* struct list_head saved_list; */
1882
1883         mutex_lock(&dev_drv->update_regs_list_lock);
1884         saved_list = dev_drv->update_regs_list;
1885         list_replace_init(&dev_drv->update_regs_list, &saved_list);
1886         mutex_unlock(&dev_drv->update_regs_list_lock);
1887
1888         list_for_each_entry_safe(data, next, &saved_list, list) {
1889                 rk_fb_update_reg(dev_drv, data);
1890                 list_del(&data->list);
1891                 kfree(data);
1892         }
1893
1894         if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
1895                 wake_up(&dev_drv->update_regs_wait);
1896 }
1897
1898 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
1899                                   struct rk_screen *screen)
1900 {
1901         if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
1902             (area_par->xact <= 0) || (area_par->yact <= 0) ||
1903             (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1904                 pr_err("check config var fail 0:\n"
1905                        "x_offset=%d,xact=%d,xvir=%d\n",
1906                        area_par->x_offset, area_par->xact, area_par->xvir);
1907                 return -EINVAL;
1908         }
1909
1910         if ((area_par->xpos + area_par->xsize > screen->mode.xres) ||
1911             (area_par->ypos + area_par->ysize > screen->mode.yres) ||
1912             (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1913                 pr_err("check config var fail 1:\n"
1914                        "xpos=%d,xsize=%d,xres=%d\n"
1915                        "ypos=%d,ysize=%d,yres=%d\n",
1916                        area_par->xpos, area_par->xsize, screen->mode.xres,
1917                        area_par->ypos, area_par->ysize, screen->mode.yres);
1918                 return -EINVAL;
1919         }
1920         return 0;
1921 }
1922
1923 static int rk_fb_set_win_buffer(struct fb_info *info,
1924                                 struct rk_fb_win_par *win_par,
1925                                 struct rk_fb_reg_win_data *reg_win_data)
1926 {
1927         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1928         struct fb_fix_screeninfo *fix = &info->fix;
1929         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1930         struct rk_screen *screen = dev_drv->cur_screen;
1931         struct rk_screen primary_screen;
1932         struct fb_info *fbi = rk_fb->fb[0];
1933         int i, ion_fd, acq_fence_fd;
1934         u32 xvir, yvir;
1935         u32 xoffset, yoffset;
1936
1937         struct ion_handle *hdl;
1938         size_t len;
1939         int index_buf;
1940         u8 fb_data_fmt;
1941         u8 pixel_width;
1942         u32 vir_width_bit;
1943         u32 stride, uv_stride;
1944         u32 stride_32bit_1;
1945         u32 stride_32bit_2;
1946         u16 uv_x_off, uv_y_off, uv_y_act;
1947         u8 is_pic_yuv = 0;
1948         u8 ppixel_a = 0, global_a = 0;
1949         ion_phys_addr_t phy_addr;
1950
1951         reg_win_data->reg_area_data[0].smem_start = -1;
1952         reg_win_data->area_num = 0;
1953         fbi = rk_fb->fb[reg_win_data->win_id];
1954         if (win_par->area_par[0].phy_addr == 0) {
1955                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1956                         ion_fd = win_par->area_par[i].ion_fd;
1957                         if (ion_fd > 0) {
1958                                 hdl =
1959                                     ion_import_dma_buf(rk_fb->ion_client,
1960                                                        ion_fd);
1961                                 if (IS_ERR(hdl)) {
1962                                         pr_info
1963                                             ("%s: Could not import handle: %d\n",
1964                                              __func__, (int)hdl);
1965                                         /*return -EINVAL; */
1966                                         break;
1967                                 }
1968                                 fbi->screen_base =
1969                                     ion_map_kernel(rk_fb->ion_client, hdl);
1970                                 reg_win_data->area_num++;
1971                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
1972 #ifndef CONFIG_ROCKCHIP_IOMMU
1973                                 ion_phys(rk_fb->ion_client, hdl, &phy_addr,
1974                                          &len);
1975 #else
1976                                 if (dev_drv->iommu_enabled)
1977                                         ion_map_iommu(dev_drv->dev,
1978                                                       rk_fb->ion_client,
1979                                                       hdl,
1980                                                       (unsigned long *)&phy_addr,
1981                                                       (unsigned long *)&len);
1982                                 else
1983                                         ion_phys(rk_fb->ion_client, hdl,
1984                                                  &phy_addr, &len);
1985 #endif
1986                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1987                                 reg_win_data->area_buf_num++;
1988                                 reg_win_data->reg_area_data[i].index_buf = 1;
1989                         }
1990                 }
1991         } else {
1992                 reg_win_data->reg_area_data[0].smem_start =
1993                     win_par->area_par[0].phy_addr;
1994                 reg_win_data->area_num = 1;
1995                 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
1996         }
1997
1998         if (reg_win_data->area_num == 0)
1999                 return 0;
2000
2001         for (i = 0; i < reg_win_data->area_num; i++) {
2002                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
2003                 index_buf = reg_win_data->reg_area_data[i].index_buf;
2004                 if ((acq_fence_fd > 0) && (index_buf == 1)) {
2005                         reg_win_data->reg_area_data[i].acq_fence =
2006                             sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
2007                 }
2008         }
2009         fb_data_fmt = rk_fb_data_fmt(win_par->data_format, 0);
2010         reg_win_data->data_format = fb_data_fmt;
2011         pixel_width = rk_fb_pixel_width(fb_data_fmt);
2012
2013         ppixel_a = ((fb_data_fmt == ARGB888) ||
2014                     (fb_data_fmt == ABGR888)) ? 1 : 0;
2015         global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
2016         reg_win_data->alpha_en = ppixel_a | global_a;
2017         reg_win_data->g_alpha_val = win_par->g_alpha_val;
2018         reg_win_data->alpha_mode = win_par->alpha_mode;
2019         if (reg_win_data->reg_area_data[0].smem_start > 0) {
2020                 reg_win_data->z_order = win_par->z_order;
2021                 reg_win_data->win_id = win_par->win_id;
2022         } else {
2023                 reg_win_data->z_order = -1;
2024                 reg_win_data->win_id = -1;
2025         }
2026
2027         rk_fb_get_prmry_screen(&primary_screen);
2028         for (i = 0; i < reg_win_data->area_num; i++) {
2029                 rk_fb_check_config_var(&win_par->area_par[i], &primary_screen);
2030                 /* visiable pos in panel */
2031                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
2032                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
2033
2034                 /* realy size in panel */
2035                 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
2036                 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
2037
2038                 /* realy size in panel */
2039                 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
2040                 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
2041
2042                 xoffset = win_par->area_par[i].x_offset;        /* buf offset */
2043                 yoffset = win_par->area_par[i].y_offset;
2044                 xvir = win_par->area_par[i].xvir;
2045                 reg_win_data->reg_area_data[i].xvir = xvir;
2046                 yvir = win_par->area_par[i].yvir;
2047                 reg_win_data->reg_area_data[i].yvir = yvir;
2048
2049                 vir_width_bit = pixel_width * xvir;
2050                 /* pixel_width = byte_num*8 */
2051                 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
2052                 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
2053
2054                 stride = stride_32bit_1;        /* default rgb */
2055                 fix->line_length = stride;
2056                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
2057
2058                 /* x y mirror ,jump line
2059                  * reg_win_data->reg_area_data[i].y_offset =
2060                  *              yoffset*stride+xoffset*pixel_width/8;
2061                  */
2062                 if (screen->y_mirror == 1) {
2063                         if (screen->interlace == 1) {
2064                                 reg_win_data->reg_area_data[i].y_offset =
2065                                     yoffset * stride * 2 +
2066                                     ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
2067                                     xoffset * pixel_width / 8;
2068                         } else {
2069                                 reg_win_data->reg_area_data[i].y_offset =
2070                                     yoffset * stride +
2071                                     (reg_win_data->reg_area_data[i].yact - 1) * stride +
2072                                     xoffset * pixel_width / 8;
2073                         }
2074                 } else {
2075                         if (screen->interlace == 1) {
2076                                 reg_win_data->reg_area_data[i].y_offset =
2077                                     yoffset * stride * 2 +
2078                                     xoffset * pixel_width / 8;
2079                         } else {
2080                                 reg_win_data->reg_area_data[i].y_offset =
2081                                     yoffset * stride +
2082                                     xoffset * pixel_width / 8;
2083                         }
2084                 }
2085         }
2086         switch (fb_data_fmt) {
2087         case YUV422:
2088         case YUV422_A:
2089                 is_pic_yuv = 1;
2090                 stride = stride_32bit_1;
2091                 uv_stride = stride_32bit_1 >> 1;
2092                 uv_x_off = xoffset >> 1;
2093                 uv_y_off = yoffset;
2094                 fix->line_length = stride;
2095                 uv_y_act = win_par->area_par[0].yact >> 1;
2096                 break;
2097         case YUV420:            /* 420sp */
2098         case YUV420_A:
2099                 is_pic_yuv = 1;
2100                 stride = stride_32bit_1;
2101                 uv_stride = stride_32bit_1;
2102                 uv_x_off = xoffset;
2103                 uv_y_off = yoffset >> 1;
2104                 fix->line_length = stride;
2105                 uv_y_act = win_par->area_par[0].yact >> 1;
2106                 break;
2107         case YUV444:
2108         case YUV444_A:
2109                 is_pic_yuv = 1;
2110                 stride = stride_32bit_1;
2111                 uv_stride = stride_32bit_2;
2112                 uv_x_off = xoffset * 2;
2113                 uv_y_off = yoffset;
2114                 fix->line_length = stride << 2;
2115                 uv_y_act = win_par->area_par[0].yact;
2116                 break;
2117         default:
2118                 break;
2119         }
2120         if (is_pic_yuv == 1) {
2121                 reg_win_data->reg_area_data[0].cbr_start =
2122                     reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2123                 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2124                 if (screen->y_mirror == 1) {
2125                         if (screen->interlace == 1) {
2126                                 reg_win_data->reg_area_data[0].c_offset =
2127                                     uv_y_off * uv_stride * 2 +
2128                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
2129                                     uv_x_off * pixel_width / 8;
2130                         } else {
2131                                 reg_win_data->reg_area_data[0].c_offset =
2132                                     uv_y_off * uv_stride +
2133                                     (uv_y_act - 1) * uv_stride +
2134                                     uv_x_off * pixel_width / 8;
2135                         }
2136                 } else {
2137                         if (screen->interlace == 1) {
2138                                 reg_win_data->reg_area_data[0].c_offset =
2139                                     uv_y_off * uv_stride * 2 +
2140                                     uv_x_off * pixel_width / 8;
2141                         } else {
2142                                 reg_win_data->reg_area_data[0].c_offset =
2143                                     uv_y_off * uv_stride +
2144                                     uv_x_off * pixel_width / 8;
2145                         }
2146                 }
2147         }
2148         return 0;
2149 }
2150
2151 static int rk_fb_set_win_config(struct fb_info *info,
2152                                 struct rk_fb_win_cfg_data *win_data)
2153 {
2154         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2155         struct rk_fb_reg_data *regs;
2156 #ifdef H_USE_FENCE
2157         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2158         struct sync_fence *retire_fence;
2159         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2160         struct sync_pt *retire_sync_pt;
2161         char fence_name[20];
2162 #endif
2163         int ret = 0, i, j = 0;
2164         int list_is_empty = 0;
2165
2166         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2167         if (!regs) {
2168                 printk(KERN_INFO "could not allocate rk_fb_reg_data\n");
2169                 ret = -ENOMEM;
2170                 return ret;
2171         }
2172
2173 /*
2174         regs->post_cfg.xpos = win_data->post_cfg.xpos;
2175         regs->post_cfg.ypos = win_data->post_cfg.ypos;
2176         regs->post_cfg.xsize = win_data->post_cfg.xsize;
2177         regs->post_cfg.ysize = win_data->post_cfg.xsize;
2178 */
2179
2180         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2181                 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2182                         rk_fb_set_win_buffer(info, &win_data->win_par[i],
2183                                              &regs->reg_win_data[j]);
2184                         if (regs->reg_win_data[j].area_num > 0) {
2185                                 regs->win_num++;
2186                                 regs->buf_num +=
2187                                     regs->reg_win_data[j].area_buf_num;
2188                         }
2189                         j++;
2190                 } else {
2191                         printk(KERN_INFO "error:win_id bigger than lcdc_win_num\n");
2192                         printk(KERN_INFO "i=%d,win_id=%d\n", i,
2193                                win_data->win_par[i].win_id);
2194                 }
2195         }
2196
2197         mutex_lock(&dev_drv->output_lock);
2198         if (!(dev_drv->suspend_flag == 0)) {
2199                 rk_fb_update_reg(dev_drv, regs);
2200                 kfree(regs);
2201                 printk(KERN_INFO "suspend_flag = 1\n");
2202                 goto err;
2203         }
2204
2205         dev_drv->timeline_max++;
2206 #ifdef H_USE_FENCE
2207         for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2208                 if (i < regs->buf_num) {
2209                         sprintf(fence_name, "fence%d", i);
2210                         win_data->rel_fence_fd[i] = get_unused_fd();
2211                         if (win_data->rel_fence_fd[i] < 0) {
2212                                 printk(KERN_INFO "rel_fence_fd=%d\n",
2213                                        win_data->rel_fence_fd[i]);
2214                                 ret = -EFAULT;
2215                                 goto err;
2216                         }
2217                         release_sync_pt[i] =
2218                             sw_sync_pt_create(dev_drv->timeline,
2219                                               dev_drv->timeline_max);
2220                         release_fence[i] =
2221                             sync_fence_create(fence_name, release_sync_pt[i]);
2222                         sync_fence_install(release_fence[i],
2223                                            win_data->rel_fence_fd[i]);
2224                 } else {
2225                         win_data->rel_fence_fd[i] = -1;
2226                 }
2227         }
2228
2229         win_data->ret_fence_fd = get_unused_fd();
2230         if (win_data->ret_fence_fd < 0) {
2231                 printk("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2232                 ret = -EFAULT;
2233                 goto err;
2234         }
2235         retire_sync_pt =
2236             sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2237         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2238         sync_fence_install(retire_fence, win_data->ret_fence_fd);
2239 #else
2240         for (i = 0; i < RK_MAX_BUF_NUM; i++)
2241                 win_data->rel_fence_fd[i] = -1;
2242
2243         win_data->ret_fence_fd = -1;
2244 #endif
2245         if (dev_drv->wait_fs == 0) {
2246                 mutex_lock(&dev_drv->update_regs_list_lock);
2247                 list_add_tail(&regs->list, &dev_drv->update_regs_list);
2248                 mutex_unlock(&dev_drv->update_regs_list_lock);
2249                 queue_kthread_work(&dev_drv->update_regs_worker,
2250                                    &dev_drv->update_regs_work);
2251         } else {
2252                 mutex_lock(&dev_drv->update_regs_list_lock);
2253                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2254                                         list_empty(&saved_list);
2255                 mutex_unlock(&dev_drv->update_regs_list_lock);
2256                 if (!list_is_empty) {
2257                         ret = wait_event_timeout(dev_drv->update_regs_wait,
2258                                 list_empty(&dev_drv->update_regs_list) && list_empty(&saved_list),
2259                                 msecs_to_jiffies(60));
2260                         if (ret > 0)
2261                                 rk_fb_update_reg(dev_drv, regs);
2262                         else
2263                                 printk("%s: wait update_regs_wait timeout\n", __func__);
2264                 } else if (ret == 0) {
2265                         rk_fb_update_reg(dev_drv, regs);
2266                 }
2267                 kfree(regs);
2268         }
2269
2270 err:
2271         mutex_unlock(&dev_drv->output_lock);
2272         return ret;
2273 }
2274
2275 #if 1
2276 static int cfgdone_distlist[10] = { 0 };
2277
2278 static int cfgdone_index;
2279 static int cfgdone_lasttime;
2280
2281 int rk_get_real_fps(int before)
2282 {
2283         struct timespec now;
2284         int dist_curr;
2285         int dist_total = 0;
2286         int dist_count = 0;
2287         int dist_first = 0;
2288
2289         int index = cfgdone_index;
2290         int i = 0, fps = 0;
2291         int total;
2292
2293         if (before > 100)
2294                 before = 100;
2295         if (before < 0)
2296                 before = 0;
2297
2298         getnstimeofday(&now);
2299         dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2300                         cfgdone_lasttime;
2301         total = dist_curr;
2302         /*
2303            printk("fps: ");
2304          */
2305         for (i = 0; i < 10; i++) {
2306                 if (--index < 0)
2307                         index = 9;
2308                 total += cfgdone_distlist[index];
2309                 if (i == 0)
2310                         dist_first = cfgdone_distlist[index];
2311                 if (total < (before * 1000)) {
2312                         /*
2313                            printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
2314                          */
2315                         dist_total += cfgdone_distlist[index];
2316                         dist_count++;
2317                 } else {
2318                         break;
2319                 }
2320         }
2321
2322         /*
2323            printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
2324          */
2325         dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2326         dist_total += dist_curr;
2327         dist_count++;
2328
2329         if (dist_total > 0)
2330                 fps = (1000000 * dist_count) / dist_total;
2331         else
2332                 fps = 60;
2333
2334         /*
2335            printk("curr2 %d, fps=%d\n", dist_curr, fps);
2336          */
2337         return fps;
2338 }
2339 EXPORT_SYMBOL(rk_get_real_fps);
2340
2341 #endif
2342 #ifdef CONFIG_ROCKCHIP_IOMMU
2343 #define ION_MAX 10
2344 static struct ion_handle *ion_hanle[ION_MAX];
2345 #endif
2346 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2347                        unsigned long arg)
2348 {
2349         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2350         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2351         struct fb_fix_screeninfo *fix = &info->fix;
2352         int fb_id = 0, extend_win_id = 0;
2353         struct fb_info *extend_info = NULL;
2354         struct rk_lcdc_driver *extend_dev_drv = NULL;
2355         struct rk_lcdc_win *extend_win = NULL;
2356         struct rk_lcdc_win *win;
2357         int enable;     /* enable fb:1 enable;0 disable */
2358         int ovl;        /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2359         int num_buf;    /* buffer_number */
2360         int ret;
2361         struct rk_fb_win_cfg_data win_data;
2362         unsigned int dsp_addr[4];
2363         int list_stat;
2364
2365         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2366
2367         void __user *argp = (void __user *)arg;
2368         win = dev_drv->win[win_id];
2369         if (rk_fb->disp_mode == DUAL) {
2370                 fb_id = get_extend_fb_id(info);
2371                 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
2372                 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
2373                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2374                                                             extend_info->fix.id);
2375                 extend_win = extend_dev_drv->win[extend_win_id];
2376         }
2377
2378         switch (cmd) {
2379         case RK_FBIOSET_YUV_ADDR:
2380                 {
2381                         u32 yuv_phy[2];
2382
2383                         if (copy_from_user(yuv_phy, argp, 8))
2384                                 return -EFAULT;
2385                         #ifdef CONFIG_ROCKCHIP_IOMMU
2386                         if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2387                         #endif
2388                                 fix->smem_start = yuv_phy[0];
2389                                 fix->mmio_start = yuv_phy[1];
2390                         #ifdef CONFIG_ROCKCHIP_IOMMU
2391                         } else {
2392                                 int usr_fd, offset, tmp;
2393                                 struct ion_handle *hdl;
2394                                 ion_phys_addr_t phy_addr;
2395                                 size_t len;
2396
2397                                 usr_fd = yuv_phy[0];
2398                                 offset = yuv_phy[1] - yuv_phy[0];
2399
2400                                 if (!usr_fd) {
2401                                         fix->smem_start = 0;
2402                                         fix->mmio_start = 0;
2403                                         break;
2404                                 }
2405
2406                                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2407                                 ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2408                                                 (unsigned long *)&phy_addr, (unsigned long *)&len);
2409
2410                                 fix->smem_start = phy_addr;
2411                                 fix->mmio_start = phy_addr + offset;
2412
2413                                 if (ion_hanle[ION_MAX - 1] != 0) {
2414                                         ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2415                                         ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2416                                 }
2417                                 ion_hanle[0] = hdl;
2418
2419                                 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2420                                         ion_hanle[tmp] = ion_hanle[tmp - 1];
2421                                 ion_hanle[0] = 0;
2422                         }
2423                         #endif
2424                         break;
2425                 }
2426         case RK_FBIOSET_ENABLE:
2427                 if (copy_from_user(&enable, argp, sizeof(enable)))
2428                         return -EFAULT;
2429                 dev_drv->ops->open(dev_drv, win_id, enable);
2430                 break;
2431         case RK_FBIOGET_ENABLE:
2432                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
2433                 if (copy_to_user(argp, &enable, sizeof(enable)))
2434                         return -EFAULT;
2435                 break;
2436         case RK_FBIOSET_OVERLAY_STA:
2437                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2438                         return -EFAULT;
2439                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2440                 break;
2441         case RK_FBIOGET_OVERLAY_STA:
2442                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2443                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2444                         return -EFAULT;
2445                 break;
2446         case RK_FBIOPUT_NUM_BUFFERS:
2447                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2448                         return -EFAULT;
2449                 dev_drv->num_buf = num_buf;
2450                 break;
2451         case RK_FBIOSET_VSYNC_ENABLE:
2452                 if (copy_from_user(&enable, argp, sizeof(enable)))
2453                         return -EFAULT;
2454                 dev_drv->vsync_info.active = enable;
2455                 break;
2456
2457         case RK_FBIOGET_DSP_ADDR:
2458                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2459                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2460                         return -EFAULT;
2461                 break;
2462         case RK_FBIOGET_LIST_STA:
2463                 list_stat = rk_fb_get_list_stat(dev_drv);
2464                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2465                         return -EFAULT;
2466
2467                 break;
2468         case RK_FBIOGET_IOMMU_STA:
2469                 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2470                                  sizeof(dev_drv->iommu_enabled)))
2471                         return -EFAULT;
2472                 break;
2473 #if defined(CONFIG_ION_ROCKCHIP)
2474         case RK_FBIOSET_DMABUF_FD:
2475                 {
2476                         int usr_fd;
2477                         struct ion_handle *hdl;
2478                         ion_phys_addr_t phy_addr;
2479                         size_t len;
2480                         if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2481                                 return -EFAULT;
2482                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2483                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2484                         fix->smem_start = phy_addr;
2485                         break;
2486                 }
2487         case RK_FBIOGET_DMABUF_FD:
2488                 {
2489                         int fd =
2490                             ion_share_dma_buf_fd(rk_fb->ion_client,
2491                                                  win->area[0].ion_hdl);
2492                         if (fd < 0) {
2493                                 dev_err(info->dev,
2494                                         "ion_share_dma_buf_fd failed\n");
2495                                 return fd;
2496                         }
2497                         if (copy_to_user(argp, &fd, sizeof(fd)))
2498                                 return -EFAULT;
2499                         break;
2500                 }
2501 #endif
2502         case RK_FBIOSET_CLEAR_FB:
2503                 memset(info->screen_base, 0, get_fb_size());
2504                 break;
2505         case RK_FBIOSET_CONFIG_DONE:
2506                 {
2507                         int curr = 0;
2508                         struct timespec now;
2509
2510                         getnstimeofday(&now);
2511                         curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2512                         cfgdone_distlist[cfgdone_index++] =
2513                             curr - cfgdone_lasttime;
2514                         /*
2515                            printk("%d ", curr - cfgdone_lasttime);
2516                          */
2517                         cfgdone_lasttime = curr;
2518                         if (cfgdone_index >= 10)
2519                                 cfgdone_index = 0;
2520                 }
2521                 if (copy_from_user(&win_data,
2522                                    (struct rk_fb_win_cfg_data __user *)argp,
2523                                    sizeof(win_data))) {
2524                         ret = -EFAULT;
2525                         break;
2526                 };
2527
2528                 dev_drv->wait_fs = win_data.wait_fs;
2529                 rk_fb_set_win_config(info, &win_data);
2530
2531                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2532                                  &win_data, sizeof(win_data))) {
2533                         ret = -EFAULT;
2534                         break;
2535                 }
2536                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2537                 break;
2538         default:
2539                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2540                 break;
2541         }
2542
2543         return 0;
2544 }
2545
2546 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2547 {
2548         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2549         struct fb_fix_screeninfo *fix = &info->fix;
2550         int win_id;
2551 #if defined(CONFIG_RK_HDMI)
2552         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2553 #endif
2554
2555         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2556         if (win_id < 0)
2557                 return -ENODEV;
2558 #if defined(CONFIG_RK_HDMI)
2559         if ((rk_fb->disp_mode == ONE_DUAL) &&
2560             (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2561                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2562         } else
2563 #endif
2564         {
2565                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2566         }
2567         return 0;
2568 }
2569
2570 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2571 {
2572         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2573             (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2574             ((16 != var->bits_per_pixel) &&
2575             (32 != var->bits_per_pixel) &&
2576             (24 != var->bits_per_pixel))) {
2577                 dev_err(info->dev, "%s check var fail 1:\n"
2578                         "xres_vir:%d>>yres_vir:%d\n"
2579                         "xres:%d>>yres:%d\n"
2580                         "bits_per_pixel:%d\n",
2581                         info->fix.id,
2582                         var->xres_virtual,
2583                         var->yres_virtual,
2584                         var->xres, var->yres, var->bits_per_pixel);
2585                 return -EINVAL;
2586         }
2587
2588         if (((var->xoffset + var->xres) > var->xres_virtual) ||
2589             ((var->yoffset + var->yres) > (var->yres_virtual))) {
2590                 dev_err(info->dev, "%s check_var fail 2:\n"
2591                         "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2592                         "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2593                         info->fix.id,
2594                         var->xoffset,
2595                         var->xres,
2596                         var->xres_virtual,
2597                         var->yoffset, var->yres, var->yres_virtual);
2598                 return -EINVAL;
2599         }
2600
2601         return 0;
2602 }
2603
2604 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2605                           size_t count, loff_t *ppos)
2606 {
2607         unsigned long p = *ppos;
2608         u8 *buffer, *dst;
2609         u8 __iomem *src;
2610         int c, cnt = 0, err = 0;
2611         unsigned long total_size;
2612         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2613         struct rk_lcdc_win *win = NULL;
2614         int win_id = 0;
2615
2616         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2617         if (win_id < 0)
2618                 return -ENODEV;
2619         else
2620                 win = dev_drv->win[win_id];
2621
2622         /* only read the current frame buffer */
2623         if (win->format == RGB565) {
2624                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
2625         } else if (win->format == YUV420) {
2626                 total_size =
2627                     (win->area[0].y_vir_stride * win->area[0].yact * 6);
2628         } else {
2629                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2630         }
2631         if (p >= total_size)
2632                 return 0;
2633
2634         if (count >= total_size)
2635                 count = total_size;
2636
2637         if (count + p > total_size)
2638                 count = total_size - p;
2639
2640         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2641         if (!buffer)
2642                 return -ENOMEM;
2643
2644         src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2645
2646         while (count) {
2647                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2648                 dst = buffer;
2649                 fb_memcpy_fromfb(dst, src, c);
2650                 dst += c;
2651                 src += c;
2652
2653                 if (copy_to_user(buf, buffer, c)) {
2654                         err = -EFAULT;
2655                         break;
2656                 }
2657                 *ppos += c;
2658                 buf += c;
2659                 cnt += c;
2660                 count -= c;
2661         }
2662
2663         kfree(buffer);
2664
2665         return (err) ? err : cnt;
2666 }
2667
2668 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
2669                            size_t count, loff_t *ppos)
2670 {
2671         unsigned long p = *ppos;
2672         u8 *buffer, *src;
2673         u8 __iomem *dst;
2674         int c, cnt = 0, err = 0;
2675         unsigned long total_size;
2676         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2677         struct rk_lcdc_win *win = NULL;
2678         int win_id = 0;
2679
2680         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2681         if (win_id < 0)
2682                 return -ENODEV;
2683         else
2684                 win = dev_drv->win[win_id];
2685
2686         /* write the current frame buffer */
2687         if (win->format == RGB565)
2688                 total_size = win->area[0].xact * win->area[0].yact << 1;
2689         else
2690                 total_size = win->area[0].xact * win->area[0].yact << 2;
2691
2692         if (p > total_size)
2693                 return -EFBIG;
2694
2695         if (count > total_size) {
2696                 err = -EFBIG;
2697                 count = total_size;
2698         }
2699
2700         if (count + p > total_size) {
2701                 if (!err)
2702                         err = -ENOSPC;
2703
2704                 count = total_size - p;
2705         }
2706
2707         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2708         if (!buffer)
2709                 return -ENOMEM;
2710
2711         dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2712
2713         while (count) {
2714                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2715                 src = buffer;
2716
2717                 if (copy_from_user(src, buf, c)) {
2718                         err = -EFAULT;
2719                         break;
2720                 }
2721
2722                 fb_memcpy_tofb(dst, src, c);
2723                 dst += c;
2724                 src += c;
2725                 *ppos += c;
2726                 buf += c;
2727                 cnt += c;
2728                 count -= c;
2729         }
2730
2731         kfree(buffer);
2732
2733         return (cnt) ? cnt : err;
2734 }
2735
2736 static int rk_fb_set_par(struct fb_info *info)
2737 {
2738         struct fb_var_screeninfo *var = &info->var;
2739         struct fb_fix_screeninfo *fix = &info->fix;
2740         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2741         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2742         int fb_id, extend_win_id = 0;
2743         struct fb_info *extend_info = NULL;
2744         struct rk_lcdc_driver *extend_dev_drv = NULL;
2745         struct rk_lcdc_win *extend_win = NULL;
2746         struct rk_lcdc_win *win = NULL;
2747         struct rk_screen *screen = dev_drv->cur_screen;
2748         struct rk_screen screen_primary;
2749         int win_id = 0;
2750         u32 cblen = 0, crlen = 0;
2751         u16 xsize = 0, ysize = 0;       /* winx display window height/width --->LCDC_WINx_DSP_INFO */
2752         u32 xoffset = var->xoffset;     /* offset from virtual to visible */
2753         u32 yoffset = var->yoffset;
2754         u16 xpos = (var->nonstd >> 8) & 0xfff;  /*visiable pos in panel */
2755         u16 ypos = (var->nonstd >> 20) & 0xfff;
2756         u32 xvir = var->xres_virtual;
2757         u32 yvir = var->yres_virtual;
2758         u8 data_format = var->nonstd & 0xff;
2759         u8 fb_data_fmt;
2760         u8 pixel_width;
2761         u32 vir_width_bit;
2762         u32 stride, uv_stride;
2763         u32 stride_32bit_1;
2764         u32 stride_32bit_2;
2765         u16 uv_x_off, uv_y_off, uv_y_act;
2766         u8 is_pic_yuv = 0;
2767
2768         var->pixclock = dev_drv->pixclock;
2769         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2770         if (win_id < 0)
2771                 return -ENODEV;
2772         else
2773                 win = dev_drv->win[win_id];
2774         if (rk_fb->disp_mode == DUAL) {
2775                 fb_id = get_extend_fb_id(info);
2776                 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
2777                 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
2778                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2779                                                             extend_info->fix.
2780                                                             id);
2781                 extend_win = extend_dev_drv->win[extend_win_id];
2782         }
2783         /* if the application has specific the horizontal and vertical display size */
2784         if (var->grayscale >> 8) {
2785                 xsize = (var->grayscale >> 8) & 0xfff;
2786                 ysize = (var->grayscale >> 20) & 0xfff;
2787         } else {                /*ohterwise  full  screen display */
2788                 xsize = screen->mode.xres;
2789                 ysize = screen->mode.yres;
2790         }
2791
2792         /* this is for device like rk2928/rk312x,
2793          * which have one lcdc but two display outputs
2794          * save win parameter set by android
2795          */
2796         if (rk_fb->disp_mode != DUAL) {
2797                 if (screen->screen_id == 0) {
2798                         dev_drv->screen0->xsize = xsize;
2799                         dev_drv->screen0->ysize = ysize;
2800                         dev_drv->screen0->xpos = xpos;
2801                         dev_drv->screen0->ypos = ypos;
2802                 } else {
2803                         xsize = dev_drv->screen1->xsize;
2804                         ysize = dev_drv->screen1->ysize;
2805                         xpos = dev_drv->screen1->xpos;
2806                         ypos = dev_drv->screen1->ypos;
2807                 }
2808         }
2809
2810         fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
2811         pixel_width = rk_fb_pixel_width(fb_data_fmt);
2812         vir_width_bit = pixel_width * xvir;
2813         /* pixel_width = byte_num * 8 */
2814         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
2815         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
2816
2817         switch (fb_data_fmt) {
2818         case YUV422:
2819         case YUV422_A:
2820                 is_pic_yuv = 1;
2821                 stride = stride_32bit_1;
2822                 uv_stride = stride_32bit_1 >> 1;
2823                 uv_x_off = xoffset >> 1;
2824                 uv_y_off = yoffset;
2825                 fix->line_length = stride;
2826                 cblen = crlen = (xvir * yvir) >> 1;
2827                 uv_y_act = win->area[0].yact >> 1;
2828                 break;
2829         case YUV420:            /* 420sp */
2830         case YUV420_A:
2831                 is_pic_yuv = 1;
2832                 stride = stride_32bit_1;
2833                 uv_stride = stride_32bit_1;
2834                 uv_x_off = xoffset;
2835                 uv_y_off = yoffset >> 1;
2836                 fix->line_length = stride;
2837                 cblen = crlen = (xvir * yvir) >> 2;
2838                 uv_y_act = win->area[0].yact >> 1;
2839                 break;
2840         case YUV444:
2841         case YUV444_A:
2842                 is_pic_yuv = 1;
2843                 stride = stride_32bit_1;
2844                 uv_stride = stride_32bit_2;
2845                 uv_x_off = xoffset * 2;
2846                 uv_y_off = yoffset;
2847                 fix->line_length = stride << 2;
2848                 cblen = crlen = (xvir * yvir);
2849                 uv_y_act = win->area[0].yact;
2850                 break;
2851         default:
2852                 stride = stride_32bit_1;        /* default rgb */
2853                 fix->line_length = stride;
2854                 break;
2855         }
2856
2857         /* x y mirror ,jump line */
2858         if (screen->y_mirror == 1) {
2859                 if (screen->interlace == 1) {
2860                         win->area[0].y_offset = yoffset * stride * 2 +
2861                             ((win->area[0].yact - 1) * 2 + 1) * stride +
2862                             xoffset * pixel_width / 8;
2863                 } else {
2864                         win->area[0].y_offset = yoffset * stride +
2865                             (win->area[0].yact - 1) * stride +
2866                             xoffset * pixel_width / 8;
2867                 }
2868         } else {
2869                 if (screen->interlace == 1) {
2870                         win->area[0].y_offset =
2871                             yoffset * stride * 2 + xoffset * pixel_width / 8;
2872                 } else {
2873                         win->area[0].y_offset =
2874                             yoffset * stride + xoffset * pixel_width / 8;
2875                 }
2876         }
2877         if (is_pic_yuv == 1) {
2878                 if (screen->y_mirror == 1) {
2879                         if (screen->interlace == 1) {
2880                                 win->area[0].c_offset =
2881                                     uv_y_off * uv_stride * 2 +
2882                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
2883                                     uv_x_off * pixel_width / 8;
2884                         } else {
2885                                 win->area[0].c_offset = uv_y_off * uv_stride +
2886                                     (uv_y_act - 1) * uv_stride +
2887                                     uv_x_off * pixel_width / 8;
2888                         }
2889                 } else {
2890                         if (screen->interlace == 1) {
2891                                 win->area[0].c_offset =
2892                                     uv_y_off * uv_stride * 2 +
2893                                     uv_x_off * pixel_width / 8;
2894                         } else {
2895                                 win->area[0].c_offset =
2896                                     uv_y_off * uv_stride +
2897                                     uv_x_off * pixel_width / 8;
2898                         }
2899                 }
2900         }
2901
2902         rk_fb_get_prmry_screen(&screen_primary);
2903         win->format = fb_data_fmt;
2904         win->area[0].y_vir_stride = stride >> 2;
2905         win->area[0].uv_vir_stride = uv_stride >> 2;
2906         win->area[0].xpos = xpos*screen->mode.xres/screen_primary.mode.xres;
2907         win->area[0].ypos = ypos*screen->mode.yres/screen_primary.mode.yres;
2908         win->area[0].xsize = screen->mode.xres*xsize/screen_primary.mode.xres;
2909         win->area[0].ysize = screen->mode.yres*ysize/screen_primary.mode.yres;
2910         win->area[0].xact = var->xres;  /* winx active window height,is a wint of vir */
2911         win->area[0].yact = var->yres;
2912         win->area[0].xvir = var->xres_virtual;  /* virtual resolution  stride --->LCDC_WINx_VIR */
2913         win->area[0].yvir = var->yres_virtual;
2914
2915         win->area_num = 1;
2916         win->alpha_mode = 4;    /* AB_SRC_OVER; */
2917         win->alpha_en = ((win->format == ARGB888) ||
2918                          (win->format == ABGR888)) ? 1 : 0;
2919         win->g_alpha_val = 0;
2920
2921         if (rk_fb->disp_mode == DUAL) {
2922                 if (extend_win->state && (hdmi_switch_complete)) {
2923                         if (info != extend_info) {
2924                                 if (win->area[0].xact < win->area[0].yact) {
2925                                         extend_win->area[0].xact =
2926                                             win->area[0].yact;
2927                                         extend_win->area[0].yact =
2928                                             win->area[0].xact;
2929                                         extend_win->area[0].xvir =
2930                                             win->area[0].yact;
2931                                         extend_info->var.xres = var->yres;
2932                                         extend_info->var.yres = var->xres;
2933                                         extend_info->var.xres_virtual =
2934                                             var->yres;
2935                                 } else {
2936                                         extend_win->area[0].xact =
2937                                             win->area[0].xact;
2938                                         extend_win->area[0].yact =
2939                                             win->area[0].yact;
2940                                         extend_win->area[0].xvir =
2941                                             win->area[0].xvir;
2942                                         extend_info->var.xres = var->xres;
2943                                         extend_info->var.yres = var->yres;
2944                                         extend_info->var.xres_virtual =
2945                                             var->xres_virtual;
2946                                 }
2947                                 extend_win->area[0].y_vir_stride =
2948                                     win->area[0].y_vir_stride;
2949                                 extend_win->area[0].uv_vir_stride =
2950                                     win->area[0].uv_vir_stride;
2951                                 if (win->area[0].xpos != 0 ||
2952                                     win->area[0].ypos != 0) {
2953                                         extend_win->area[0].xsize =
2954                                             (extend_dev_drv->cur_screen->xsize * win->area[0].xsize) / screen->mode.xres;
2955                                         extend_win->area[0].ysize =
2956                                             (extend_dev_drv->cur_screen->ysize * win->area[0].ysize) / screen->mode.yres;
2957                                         extend_win->area[0].xpos =
2958                                             ((extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1) +
2959                                             extend_dev_drv->cur_screen->xsize * win->area[0].xpos / screen->mode.xres;
2960                                         extend_win->area[0].ypos =
2961                                             ((extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1) +
2962                                             extend_dev_drv->cur_screen->ysize * win->area[0].ypos / screen->mode.yres;
2963                                 } else {        /* the display image of the primary screen is full screen size */
2964                                         extend_win->area[0].xpos =
2965                                             (extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1;
2966                                         extend_win->area[0].ypos =
2967                                             (extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1;
2968                                         extend_win->area[0].xsize =
2969                                             extend_dev_drv->cur_screen->xsize;
2970                                         extend_win->area[0].ysize =
2971                                             extend_dev_drv->cur_screen->ysize;
2972                                 }
2973
2974                                 extend_win->area[0].state = 1;
2975                                 extend_win->area_num = 1;
2976                                 extend_win->alpha_en = 0;
2977                                 extend_win->format = win->format;
2978                                 extend_info->var.nonstd &= 0xffffff00;
2979                                 extend_info->var.nonstd |= data_format;
2980                                 extend_dev_drv->ops->set_par(extend_dev_drv,
2981                                                              extend_win_id);
2982                         }
2983                 }
2984         }
2985         dev_drv->ops->set_par(dev_drv, win_id);
2986
2987         return 0;
2988 }
2989
2990 static inline unsigned int chan_to_field(unsigned int chan,
2991                                          struct fb_bitfield *bf)
2992 {
2993         chan &= 0xffff;
2994         chan >>= 16 - bf->length;
2995         return chan << bf->offset;
2996 }
2997
2998 static int fb_setcolreg(unsigned regno,
2999                         unsigned red, unsigned green, unsigned blue,
3000                         unsigned transp, struct fb_info *info)
3001 {
3002         unsigned int val;
3003
3004         switch (info->fix.visual) {
3005         case FB_VISUAL_TRUECOLOR:
3006                 /* true-colour, use pseudo-palette */
3007                 if (regno < 16) {
3008                         u32 *pal = info->pseudo_palette;
3009                         val = chan_to_field(red, &info->var.red);
3010                         val |= chan_to_field(green, &info->var.green);
3011                         val |= chan_to_field(blue, &info->var.blue);
3012                         pal[regno] = val;
3013                 }
3014                 break;
3015         default:
3016                 return -1;      /* unknown type */
3017         }
3018
3019         return 0;
3020 }
3021
3022 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
3023 {
3024         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
3025         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3026         struct rk_lcdc_win *win;
3027         win = dev_drv->win[win_id];
3028
3029         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
3030
3031         return dma_buf_mmap(win->area[0].dma_buf, vma, 0);
3032 }
3033
3034 static struct fb_ops fb_ops = {
3035         .owner = THIS_MODULE,
3036         .fb_open = rk_fb_open,
3037         .fb_release = rk_fb_close,
3038         .fb_check_var = rk_fb_check_var,
3039         .fb_set_par = rk_fb_set_par,
3040         .fb_blank = rk_fb_blank,
3041         .fb_ioctl = rk_fb_ioctl,
3042         .fb_pan_display = rk_fb_pan_display,
3043         .fb_read = rk_fb_read,
3044         .fb_write = rk_fb_write,
3045         .fb_setcolreg = fb_setcolreg,
3046         .fb_fillrect = cfb_fillrect,
3047         .fb_copyarea = cfb_copyarea,
3048         .fb_imageblit = cfb_imageblit,
3049 };
3050
3051 static struct fb_var_screeninfo def_var = {
3052 #if defined(CONFIG_LOGO_LINUX_BMP)
3053         .red = {16, 8, 0},
3054         .green = {8, 8, 0},
3055         .blue = {0, 8, 0},
3056         .transp = {0, 0, 0},
3057         .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3058 #else
3059         .red = {11, 5, 0},
3060         .green = {5, 6, 0},
3061         .blue = {0, 5, 0},
3062         .transp = {0, 0, 0},
3063         .nonstd = HAL_PIXEL_FORMAT_RGB_565,     /* (ypos<<20+xpos<<8+format) format */
3064 #endif
3065         .grayscale = 0,         /* (ysize<<20+xsize<<8) */
3066         .activate = FB_ACTIVATE_NOW,
3067         .accel_flags = 0,
3068         .vmode = FB_VMODE_NONINTERLACED,
3069 };
3070
3071 static struct fb_fix_screeninfo def_fix = {
3072         .type = FB_TYPE_PACKED_PIXELS,
3073         .type_aux = 0,
3074         .xpanstep = 1,
3075         .ypanstep = 1,
3076         .ywrapstep = 0,
3077         .accel = FB_ACCEL_NONE,
3078         .visual = FB_VISUAL_TRUECOLOR,
3079
3080 };
3081
3082 static int rk_fb_wait_for_vsync_thread(void *data)
3083 {
3084         struct rk_lcdc_driver *dev_drv = data;
3085         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3086         struct fb_info *fbi = rk_fb->fb[0];
3087
3088         while (!kthread_should_stop()) {
3089                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
3090                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
3091                                 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
3092                                 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
3093
3094                 if (!ret)
3095                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3096         }
3097
3098         return 0;
3099 }
3100
3101 static ssize_t rk_fb_vsync_show(struct device *dev,
3102                                 struct device_attribute *attr, char *buf)
3103 {
3104         struct fb_info *fbi = dev_get_drvdata(dev);
3105         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3106         return scnprintf(buf, PAGE_SIZE, "%llu\n",
3107                          ktime_to_ns(dev_drv->vsync_info.timestamp));
3108 }
3109
3110 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3111
3112 /*
3113  * this two function is for other module that in the kernel which
3114  * need show image directly through fb
3115  * fb_id:we have 4 fb here,default we use fb0 for ui display
3116  */
3117 struct fb_info *rk_get_fb(int fb_id)
3118 {
3119         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3120         struct fb_info *fb = inf->fb[fb_id];
3121         return fb;
3122 }
3123 EXPORT_SYMBOL(rk_get_fb);
3124
3125 void rk_direct_fb_show(struct fb_info *fbi)
3126 {
3127         rk_fb_set_par(fbi);
3128         rk_fb_pan_display(&fbi->var, fbi);
3129 }
3130 EXPORT_SYMBOL(rk_direct_fb_show);
3131
3132 int rk_fb_dpi_open(bool open)
3133 {
3134         struct rk_lcdc_driver *dev_drv = NULL;
3135         dev_drv = rk_get_prmry_lcdc_drv();
3136
3137         if (dev_drv->ops->dpi_open)
3138                 dev_drv->ops->dpi_open(dev_drv, open);
3139         return 0;
3140 }
3141
3142 int rk_fb_dpi_win_sel(int win_id)
3143 {
3144         struct rk_lcdc_driver *dev_drv = NULL;
3145         dev_drv = rk_get_prmry_lcdc_drv();
3146
3147         if (dev_drv->ops->dpi_win_sel)
3148                 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3149         return 0;
3150 }
3151
3152 int rk_fb_dpi_status(void)
3153 {
3154         int ret = 0;
3155         struct rk_lcdc_driver *dev_drv = NULL;
3156
3157         dev_drv = rk_get_prmry_lcdc_drv();
3158         if (dev_drv->ops->dpi_status)
3159                 ret = dev_drv->ops->dpi_status(dev_drv);
3160
3161         return ret;
3162 }
3163
3164 /*
3165  * function: this function will be called to modify hdmi info according to
3166  *              pmy info for DUAL disp_mode when HDMI is used as EXTEND
3167  * @pmy_info: primary screen fb_info
3168  * @hdmi_info: hdmi screen fb_info
3169  * @screen: the hdmi screen info
3170  */
3171 static int rk_fb_hdmi_info_align(struct fb_info *pmy_info,
3172                                  struct fb_info *hdmi_info,
3173                                  struct rk_screen *screen)
3174 {
3175         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
3176         struct fb_var_screeninfo *hdmi_var = NULL;
3177         struct fb_var_screeninfo *pmy_var = NULL;
3178
3179         if(unlikely(!pmy_info) || unlikely(!hdmi_info))
3180                 return -1;
3181
3182         if (inf->disp_mode != DUAL || pmy_info == hdmi_info)
3183                 return 0;
3184
3185         pmy_var = &pmy_info->var;
3186         hdmi_var = &hdmi_info->var;
3187         if (pmy_var->xres < pmy_var->yres) {    /* vertical lcd screen */
3188                 hdmi_var->xres = pmy_var->yres;
3189                 hdmi_var->yres = pmy_var->xres;
3190                 hdmi_var->xres_virtual = pmy_var->yres;
3191         } else {
3192                 hdmi_var->xres = pmy_var->xres;
3193                 hdmi_var->yres = pmy_var->yres;
3194                 hdmi_var->xres_virtual = pmy_var->xres_virtual;
3195         }
3196
3197         /* use the same format as primary screen */
3198         hdmi_var->nonstd &= 0xffffff00;
3199         hdmi_var->nonstd |= (pmy_var->nonstd & 0xff);
3200
3201         if (screen) {
3202                 hdmi_var->grayscale &= 0xff;
3203                 hdmi_var->grayscale |= (screen->mode.xres << 8) +
3204                                         (screen->mode.yres << 20);
3205         }
3206
3207         return 0;
3208 }
3209
3210 #if 1
3211 /*
3212  * function: this function will be called by display device, enable/disable lcdc
3213  * @screen: screen timing to be set to lcdc
3214  * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3215  * @lcdc_id: the lcdc id the display device attached ,0 or 1
3216  */
3217 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3218 {
3219         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
3220         struct fb_info *info = NULL;
3221         struct fb_info *pmy_info = NULL;
3222         struct rk_lcdc_driver *dev_drv = NULL;
3223         struct rk_lcdc_driver *pmy_dev_drv = rk_get_prmry_lcdc_drv();
3224         struct rk_screen primary_screen;
3225         char name[6] = {0};
3226         int i, win_id, load_screen = 0;
3227
3228         if (unlikely(!rk_fb) || unlikely(!pmy_dev_drv) || unlikely(!screen))
3229                 return -ENODEV;
3230
3231         sprintf(name, "lcdc%d", lcdc_id);
3232         if (rk_fb->disp_mode != DUAL) {
3233                 dev_drv = rk_fb->lcdc_dev_drv[0];
3234                 if (dev_drv == NULL) {
3235                         printk(KERN_ERR "%s driver not found!", name);
3236                         return -ENODEV;
3237                 }
3238                 if (dev_drv->trsm_ops && dev_drv->trsm_ops->disable)
3239                         dev_drv->trsm_ops->disable();
3240         } else {
3241                 dev_drv = rk_get_lcdc_drv(name);
3242                 if (dev_drv == NULL) {
3243                         printk(KERN_ERR "%s driver not found!", name);
3244                         return -ENODEV;
3245                 }
3246         }
3247         printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3248                dev_drv->id);
3249
3250         if (enable == 2 /*&& dev_drv->enable*/)
3251                 return 0;
3252
3253         rk_fb_get_prmry_screen(&primary_screen);
3254         if (!enable) {
3255                 /* if screen type is different, we do not disable lcdc. */
3256                 if (dev_drv->cur_screen->type != screen->type)
3257                         return 0;
3258
3259                 /* only double lcdc device or hdmi is used as primary
3260                  * need to close win
3261                  */
3262                 if (rk_fb->disp_mode == DUAL ||
3263                                 primary_screen.type == SCREEN_HDMI) {
3264                         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3265                                 /* disable the layer which attached to
3266                                  * this device
3267                                  */
3268                                 if (dev_drv->win[i] && dev_drv->win[i]->state)
3269                                         dev_drv->ops->open(dev_drv, i, 0);
3270                         }
3271                 } else {
3272                         /* switch lcdc screen to primary screen size
3273                          * when hdmi remove if disp mode is ONE DUAL
3274                          */
3275                         rk_fb_set_screen_scaler(&primary_screen, 0);
3276                         if (dev_drv->trsm_ops && dev_drv->trsm_ops->enable)
3277                                 dev_drv->trsm_ops->enable();
3278                 }
3279
3280                 hdmi_switch_complete = 0;
3281                 return 0;
3282         } else {
3283                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3284                 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3285                 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3286         }
3287
3288         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3289                 #ifdef DUAL_LCDC_MAP_TO_SAME_FB
3290                 info = rk_fb->fb[i];
3291                 dev_drv1 = (struct rk_lcdc_driver *)info->par;
3292                 if (dev_drv1 != dev_drv) {
3293                         info->par = dev_drv;
3294                         dev_drv->overscan = dev_drv1->overscan;
3295                         dev_drv->vsync_info.active = dev_drv1->vsync_info.active;
3296                 }
3297                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3298                 #else
3299                 info = rk_fb->fb[dev_drv->fb_index_base + i];
3300                 if (rk_fb->disp_mode == DUAL &&
3301                                 dev_drv != pmy_dev_drv) {
3302                         pmy_info = rk_fb->fb[pmy_dev_drv->fb_index_base + i];
3303                         rk_fb_hdmi_info_align(pmy_info, info,
3304                                                 dev_drv->cur_screen);
3305                 }
3306                 #endif
3307
3308                 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3309                 if (dev_drv->win[win_id]) {
3310                         #ifdef DUAL_LCDC_MAP_TO_SAME_FB
3311                         if (dev_drv1 && dev_drv1->win[win_id]) {
3312                                 dev_drv->win[win_id]->logicalstate = dev_drv1->win[win_id]->logicalstate;
3313                                 memcpy(dev_drv->win[win_id]->area, dev_drv1->win[win_id]->area, RK_WIN_MAX_AREA * sizeof(struct rk_lcdc_win_area));
3314                         }
3315                         #endif
3316                         if (rk_fb->disp_mode == DUAL) {
3317                                 if (dev_drv != pmy_dev_drv &&
3318                                                 pmy_dev_drv->win[win_id]) {
3319                                         dev_drv->win[win_id]->logicalstate =
3320                                                 pmy_dev_drv->win[win_id]->logicalstate;
3321                                 }
3322                         }
3323                         if (dev_drv->win[win_id]->logicalstate) {
3324                                 dev_drv->ops->open(dev_drv, win_id, 1);
3325                                 if (!load_screen) {
3326                                         dev_drv->ops->load_screen(dev_drv, 1);
3327                                         load_screen = 1;
3328                                 }
3329                                 info->var.activate |= FB_ACTIVATE_FORCE;
3330                                 info->fbops->fb_set_par(info);
3331                                 info->fbops->fb_pan_display(&info->var, info);
3332                         }
3333                 }
3334         }
3335
3336         hdmi_switch_complete = 1;
3337         if (rk_fb->disp_mode != DUAL &&
3338                         primary_screen.type != SCREEN_HDMI) {
3339                 rk_fb_set_screen_scaler(&primary_screen, 1);
3340                 if (dev_drv->trsm_ops && dev_drv->trsm_ops->enable)
3341                         dev_drv->trsm_ops->enable();
3342         }
3343         return 0;
3344 }
3345 #else
3346 /*
3347  * function:this function will be called by hdmi,when
3348  *             hdmi plug in/out
3349  * screen: the screen attached to hdmi
3350  * enable: 1,hdmi plug in,0,hdmi plug out
3351  * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3352  */
3353 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3354 {
3355         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3356         struct fb_info *info = NULL;
3357         struct rk_lcdc_driver *dev_drv = NULL;
3358         struct fb_var_screeninfo *hdmi_var = NULL;
3359         struct fb_var_screeninfo *pmy_var = NULL;       /* var for primary screen */
3360         struct fb_fix_screeninfo *hdmi_fix = NULL;
3361         char name[6];
3362         int ret;
3363         int win_id;
3364 /*
3365         if (rk_fb->disp_mode != DUAL)
3366                 rk29_backlight_set(0);
3367 */
3368         sprintf(name, "lcdc%d", lcdc_id);
3369
3370         if (rk_fb->disp_mode != DUAL) {
3371                 dev_drv = rk_fb->lcdc_dev_drv[0];
3372                 if (dev_drv->trsm_ops && dev_drv->trsm_ops->disable)
3373                         dev_drv->trsm_ops->disable();
3374         } else {
3375                 dev_drv = rk_get_lcdc_drv(name);
3376                 if (dev_drv == NULL) {
3377                         printk(KERN_ERR "%s driver not found!", name);
3378                         return -ENODEV;
3379                 }
3380         }
3381         printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3382                dev_drv->id);
3383
3384         /* the main fb of lcdc drv */
3385         info = rk_fb->fb[dev_drv->fb_index_base];
3386
3387         if (dev_drv->screen1) { /* device like rk2928 ,have only one lcdc but two outputs */
3388                 if (enable) {
3389                         memcpy(dev_drv->screen1, screen,
3390                                sizeof(struct rk_screen));
3391                         dev_drv->screen1->lcdc_id = 0;  /* connect screen1 to output interface 0 */
3392                         dev_drv->screen1->screen_id = 1;
3393                         dev_drv->screen0->lcdc_id = 1;  /* connect screen0 to output interface 1 */
3394                         dev_drv->cur_screen = dev_drv->screen1;
3395                         dev_drv->screen0->ext_screen = dev_drv->screen1;
3396                         if (dev_drv->screen0->sscreen_get)
3397                                 dev_drv->screen0->sscreen_get(dev_drv->screen0,
3398                                                               dev_drv->cur_screen->hdmi_resolution);
3399
3400                 } else {
3401                         dev_drv->screen1->lcdc_id = 1;  /* connect screen1 to output interface 1 */
3402                         dev_drv->screen0->lcdc_id = 0;  /* connect screen0 to output interface 0 */
3403                         dev_drv->cur_screen = dev_drv->screen0;
3404                         if (dev_drv->screen_ctr_info &&
3405                             dev_drv->screen_ctr_info->set_screen_info)
3406                                 dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
3407                                                                   dev_drv->screen_ctr_info->lcd_info);
3408                 }
3409         } else {
3410                 if (enable)
3411                         memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3412         }
3413
3414         dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3415         dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3416
3417         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3418
3419         if (!enable && !dev_drv->screen1) {     /* only double lcdc device need to close */
3420                 if (dev_drv->win[win_id]->state)
3421                         dev_drv->ops->open(dev_drv, win_id, enable);    /* disable the win which attached to this fb */
3422                 hdmi_switch_complete = 0;
3423
3424                 return 0;
3425         }
3426
3427         hdmi_var = &info->var;
3428         hdmi_fix = &info->fix;
3429         if (rk_fb->disp_mode == DUAL) {
3430                 if (likely(rk_fb->num_lcdc == 2)) {
3431                         pmy_var = &rk_fb->fb[0]->var;
3432                         set_xact_yact_for_hdmi(pmy_var, hdmi_var);
3433                         hdmi_var->nonstd &= 0xffffff00;
3434                         hdmi_var->nonstd |= (pmy_var->nonstd & 0xff);   /* use the same format as primary screen */
3435                 } else {
3436                         printk(KERN_WARNING
3437                                "%s>>only one lcdc,dual display no supported!",
3438                                __func__);
3439                 }
3440         }
3441         hdmi_var->grayscale &= 0xff;
3442         hdmi_var->grayscale |=
3443             (dev_drv->cur_screen->mode.xres << 8) + (dev_drv->cur_screen->mode.yres << 20);
3444         if (dev_drv->screen1) { /* device like rk2928,whic have one lcdc but two outputs */
3445                 /*
3446                 info->var.nonstd &= 0xff;
3447                 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
3448                 info->var.grayscale &= 0xff;
3449                 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);
3450                 */
3451                 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
3452                 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
3453                 dev_drv->screen1->xpos = 0;
3454                 dev_drv->screen1->ypos = 0;
3455         }
3456
3457         ret = info->fbops->fb_open(info, 1);
3458         dev_drv->ops->load_screen(dev_drv, 1);
3459         ret = info->fbops->fb_set_par(info);
3460         if (dev_drv->ops->lcdc_hdmi_process)
3461                 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
3462
3463         hdmi_switch_complete = enable;
3464         info->fbops->fb_pan_display(hdmi_var, info);
3465
3466         if (dev_drv->screen1) {
3467                 if (dev_drv->screen0->sscreen_set) {
3468                         /*
3469                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
3470                         msleep(100);
3471                         */
3472                         dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
3473                         /*
3474                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
3475                         */
3476                 }
3477         }
3478
3479         /* info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0); */
3480
3481         if (rk_fb->disp_mode != DUAL) {
3482                 /* rk29_backlight_set(1); */
3483                 if (dev_drv->trsm_ops && dev_drv->trsm_ops->enable)
3484                         dev_drv->trsm_ops->enable();
3485         }
3486         return 0;
3487 }
3488 #endif
3489 /*
3490  * function:this function current only called by hdmi for
3491  *      scale the display
3492  * scale_x: scale rate of x resolution
3493  * scale_y: scale rate of y resolution
3494  * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3495  */
3496 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3497 {
3498         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3499         struct fb_info *info = NULL;
3500         struct fb_var_screeninfo *var = NULL;
3501         struct rk_lcdc_driver *dev_drv = NULL;
3502         u16 screen_x, screen_y;
3503         u16 xpos, ypos;
3504         char name[6];
3505
3506         sprintf(name, "lcdc%d", lcdc_id);
3507
3508         if (inf->disp_mode == DUAL) {
3509                 dev_drv = rk_get_lcdc_drv(name);
3510                 if (dev_drv == NULL) {
3511                         printk(KERN_ERR "%s driver not found!", name);
3512                         return -ENODEV;
3513                 }
3514         } else {
3515                 dev_drv = inf->lcdc_dev_drv[0];
3516         }
3517
3518         if (inf->num_lcdc == 1)
3519                 info = inf->fb[0];
3520         else if (inf->num_lcdc == 2)
3521                 info = inf->fb[dev_drv->lcdc_win_num];
3522
3523         var = &info->var;
3524         screen_x = dev_drv->cur_screen->mode.xres;
3525         screen_y = dev_drv->cur_screen->mode.yres;
3526
3527         if (inf->disp_mode != DUAL &&
3528                         dev_drv->cur_screen->screen_id == 1) {
3529                 dev_drv->cur_screen->xpos =
3530                     (screen_x - screen_x * scale_x / 100) >> 1;
3531                 dev_drv->cur_screen->ypos =
3532                     (screen_y - screen_y * scale_y / 100) >> 1;
3533                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3534                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3535         } else {
3536                 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3537                 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3538                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3539                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3540                 var->nonstd &= 0xff;
3541                 var->nonstd |= (xpos << 8) + (ypos << 20);
3542                 var->grayscale &= 0xff;
3543                 var->grayscale |=
3544                     (dev_drv->cur_screen->xsize << 8) + (dev_drv->cur_screen->ysize << 20);
3545         }
3546
3547         info->fbops->fb_set_par(info);
3548         /* info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0); */
3549         dev_drv->ops->cfg_done(dev_drv);
3550         return 0;
3551 }
3552
3553 #if defined(CONFIG_ION_ROCKCHIP)
3554 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3555                                      struct rk_lcdc_win *win,
3556                                      unsigned long fb_mem_size)
3557 {
3558         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3559         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3560         struct ion_handle *handle;
3561         ion_phys_addr_t phy_addr;
3562         size_t len;
3563
3564         if (dev_drv->iommu_enabled)
3565                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3566                                    ION_HEAP(ION_VMALLOC_HEAP_ID), 0);
3567         else
3568                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3569                                    ION_HEAP(ION_CMA_HEAP_ID), 0);
3570         if (IS_ERR(handle)) {
3571                 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3572                         PTR_ERR(handle));
3573                 return -ENOMEM;
3574         }
3575         win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3576         if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3577                 printk("ion_share_dma_buf() failed\n");
3578                 goto err_share_dma_buf;
3579         }
3580         win->area[0].ion_hdl = handle;
3581         if (dev_drv->prop == PRMRY)
3582                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3583 #ifdef CONFIG_ROCKCHIP_IOMMU
3584         if (dev_drv->iommu_enabled)
3585                 ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3586                               (unsigned long *)&phy_addr,
3587                               (unsigned long *)&len);
3588         else
3589                 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3590 #else
3591         ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3592 #endif
3593         fbi->fix.smem_start = phy_addr;
3594         fbi->fix.smem_len = len;
3595         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3596         return 0;
3597
3598 err_share_dma_buf:
3599         ion_free(rk_fb->ion_client, handle);
3600         return -ENOMEM;
3601 }
3602 #endif
3603
3604 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
3605 {
3606         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3607         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3608         struct rk_lcdc_win *win = NULL;
3609         int win_id;
3610         int ret = 0;
3611         unsigned long fb_mem_size;
3612 #if !defined(CONFIG_ION_ROCKCHIP)
3613         dma_addr_t fb_mem_phys;
3614         void *fb_mem_virt;
3615 #endif
3616
3617         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3618         if (win_id < 0)
3619                 return -ENODEV;
3620         else
3621                 win = dev_drv->win[win_id];
3622
3623         if (!strcmp(fbi->fix.id, "fb0")) {
3624                 fb_mem_size = get_fb_size();
3625 #if defined(CONFIG_ION_ROCKCHIP)
3626                 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3627                         return -ENOMEM;
3628 #else
3629                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3630                                                      &fb_mem_phys, GFP_KERNEL);
3631                 if (!fb_mem_virt) {
3632                         pr_err("%s: Failed to allocate framebuffer\n",
3633                                __func__);
3634                         return -ENOMEM;
3635                 }
3636                 fbi->fix.smem_len = fb_mem_size;
3637                 fbi->fix.smem_start = fb_mem_phys;
3638                 fbi->screen_base = fb_mem_virt;
3639 #endif
3640                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3641                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3642                        fbi->fix.smem_start, fbi->screen_base,
3643                        fbi->fix.smem_len);
3644         } else {
3645                 if (dev_drv->rotate_mode > X_Y_MIRROR) {
3646                         fb_mem_size = get_rotate_fb_size();
3647 #if defined(CONFIG_ION_ROCKCHIP)
3648                         if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3649                                 return -ENOMEM;
3650 #else
3651                         fb_mem_virt =
3652                                 dma_alloc_writecombine(fbi->dev,
3653                                                        fb_mem_size,
3654                                                        &fb_mem_phys,
3655                                                        GFP_KERNEL);
3656                         if (!fb_mem_virt) {
3657                                 pr_err("%s: Failed to allocate framebuffer\n",
3658                                         __func__);
3659                                 return -ENOMEM;
3660                         }
3661                         fbi->fix.smem_len = fb_mem_size;
3662                         fbi->fix.smem_start = fb_mem_phys;
3663                         fbi->screen_base = fb_mem_virt;
3664 #endif
3665                 } else {
3666                         fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3667                         fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3668                         fbi->screen_base = rk_fb->fb[0]->screen_base;
3669                 }
3670
3671                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3672                        fbi->fix.smem_start, fbi->screen_base,
3673                        fbi->fix.smem_len);
3674         }
3675
3676         fbi->screen_size = fbi->fix.smem_len;
3677         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3678         if (win_id >= 0) {
3679                 win = dev_drv->win[win_id];
3680                 win->reserved = fbi->fix.smem_start;
3681         }
3682
3683         return ret;
3684 }
3685
3686 #if 0
3687 static int rk_release_fb_buffer(struct fb_info *fbi)
3688 {
3689         /* buffer for fb1 and fb3 are alloc by android */
3690         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3691                 return 0;
3692         iounmap(fbi->screen_base);
3693         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3694         return 0;
3695 }
3696 #endif
3697
3698 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3699                          struct rk_lcdc_win *def_win)
3700 {
3701         int i;
3702         int lcdc_win_num = dev_drv->lcdc_win_num;
3703
3704         for (i = 0; i < lcdc_win_num; i++) {
3705                 struct rk_lcdc_win *win = NULL;
3706                 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3707                 if (!win) {
3708                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
3709                         return -ENOMEM;
3710                 }
3711
3712                 strcpy(win->name, def_win[i].name);
3713                 win->id = def_win[i].id;
3714                 win->support_3d = def_win[i].support_3d;
3715                 dev_drv->win[i] = win;
3716         }
3717
3718         return 0;
3719 }
3720
3721 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3722                                    struct rk_lcdc_win *def_win, int index)
3723 {
3724         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3725         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3726                                                 sizeof(struct rk_screen),
3727                                                 GFP_KERNEL);
3728
3729         if (!screen) {
3730                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3731                         dev_drv->id);
3732                 return -ENOMEM;
3733         }
3734
3735         screen->screen_id = 0;
3736         screen->lcdc_id = dev_drv->id;
3737         screen->overscan.left = 100;
3738         screen->overscan.top = 100;
3739         screen->overscan.right = 100;
3740         screen->overscan.bottom = 100;
3741
3742         screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3743         screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3744
3745         dev_drv->screen0 = screen;
3746         dev_drv->cur_screen = screen;
3747         /* devie use one lcdc + rk61x scaler for dual display */
3748         if (rk_fb->disp_mode == ONE_DUAL) {
3749                 /*
3750                 struct rk_screen *screen1 =
3751                                 devm_kzalloc(dev_drv->dev,
3752                                              sizeof(struct rk_screen),
3753                                              GFP_KERNEL);
3754                 if (!screen1) {
3755                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3756                                 dev_drv->id);
3757                         return -ENOMEM;
3758                 }
3759                 screen1->screen_id = 1;
3760                 screen1->lcdc_id = 1;
3761                 dev_drv->screen1 = screen1;
3762                 */
3763                 dev_drv->screen0->sscreen_set = rk_fb_set_screen_scaler;
3764         }
3765         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3766         init_lcdc_win(dev_drv, def_win);
3767         init_completion(&dev_drv->frame_done);
3768         spin_lock_init(&dev_drv->cpl_lock);
3769         mutex_init(&dev_drv->fb_win_id_mutex);
3770         dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
3771         dev_drv->first_frame = 1;
3772         dev_drv->overscan.left = 100;
3773         dev_drv->overscan.top = 100;
3774         dev_drv->overscan.right = 100;
3775         dev_drv->overscan.bottom = 100;
3776         rk_disp_pwr_ctr_parse_dt(dev_drv);
3777         if (dev_drv->prop == PRMRY) {
3778                 if (dev_drv->ops->set_dsp_cabc)
3779                         dev_drv->ops->set_dsp_cabc(dev_drv, dev_drv->cabc_mode);
3780                 rk_fb_set_prmry_screen(screen);
3781         }
3782         rk_fb_get_prmry_screen(screen);
3783         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3784
3785         return 0;
3786 }
3787
3788 #ifdef CONFIG_LOGO_LINUX_BMP
3789 static struct linux_logo *bmp_logo;
3790 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3791 {
3792         bmp_logo = fb_find_logo(24);
3793         if (bmp_logo == NULL) {
3794                 printk(KERN_INFO "%s error\n", __func__);
3795                 return 0;
3796         }
3797         return 1;
3798 }
3799
3800 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
3801 {
3802         unsigned char *src = bmp_logo->data;
3803         unsigned char *dst = info->screen_base;
3804         int i;
3805         unsigned int Needwidth = (*(src - 24) << 8) | (*(src - 23));
3806         unsigned int Needheight = (*(src - 22) << 8) | (*(src - 21));
3807
3808         for (i = 0; i < Needheight; i++)
3809                 memcpy(dst + info->var.xres * i * 4,
3810                        src + bmp_logo->width * i * 4, Needwidth * 4);
3811 }
3812 #endif
3813
3814 /*
3815  * check if the primary lcdc has registerd,
3816  * the primary lcdc mas register first
3817  */
3818 bool is_prmry_rk_lcdc_registered(void)
3819 {
3820         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3821
3822         if (rk_fb->lcdc_dev_drv[0])
3823                 return true;
3824         else
3825                 return false;
3826 }
3827
3828 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
3829                    struct rk_lcdc_win *win, int id)
3830 {
3831         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3832         struct fb_info *fbi;
3833         int i = 0, ret = 0, index = 0;
3834 /*
3835 #if defined(CONFIG_ROCKCHIP_IOMMU)
3836         struct device *mmu_dev = NULL;
3837 #endif
3838 */
3839         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
3840                 return -ENXIO;
3841
3842         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
3843                 if (!rk_fb->lcdc_dev_drv[i]) {
3844                         rk_fb->lcdc_dev_drv[i] = dev_drv;
3845                         rk_fb->lcdc_dev_drv[i]->id = id;
3846                         rk_fb->num_lcdc++;
3847                         break;
3848                 }
3849         }
3850
3851         index = i;
3852         init_lcdc_device_driver(rk_fb, win, index);
3853         dev_drv->fb_index_base = rk_fb->num_fb;
3854         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3855                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
3856                 if (!fbi) {
3857                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
3858                         ret = -ENOMEM;
3859                 }
3860                 fbi->par = dev_drv;
3861                 fbi->var = def_var;
3862                 fbi->fix = def_fix;
3863                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
3864                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
3865                 fbi->var.grayscale |=
3866                     (fbi->var.xres << 8) + (fbi->var.yres << 20);
3867 #if defined(CONFIG_LOGO_LINUX_BMP)
3868                 fbi->var.bits_per_pixel = 32;
3869 #else
3870                 fbi->var.bits_per_pixel = 16;
3871 #endif
3872                 fbi->fix.line_length =
3873                     (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
3874                 fbi->var.width = dev_drv->cur_screen->width;
3875                 fbi->var.height = dev_drv->cur_screen->height;
3876                 fbi->var.pixclock = dev_drv->pixclock;
3877                 if (dev_drv->iommu_enabled)
3878                         fb_ops.fb_mmap = rk_fb_mmap;
3879                 fbi->fbops = &fb_ops;
3880                 fbi->flags = FBINFO_FLAG_DEFAULT;
3881                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
3882                 ret = register_framebuffer(fbi);
3883                 if (ret < 0) {
3884                         dev_err(&fb_pdev->dev,
3885                                 "%s fb%d register_framebuffer fail!\n",
3886                                 __func__, rk_fb->num_fb);
3887                         return ret;
3888                 }
3889                 rkfb_create_sysfs(fbi);
3890                 rk_fb->fb[rk_fb->num_fb] = fbi;
3891                 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
3892                          fbi->fix.id);
3893                 rk_fb->num_fb++;
3894
3895                 if (i == 0) {
3896                         init_waitqueue_head(&dev_drv->vsync_info.wait);
3897                         init_waitqueue_head(&dev_drv->update_regs_wait);
3898                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
3899                         if (ret)
3900                                 dev_err(fbi->dev,
3901                                         "failed to create vsync file\n");
3902                         dev_drv->vsync_info.thread =
3903                             kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
3904                                         "fb-vsync");
3905                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
3906                                 dev_err(fbi->dev,
3907                                         "failed to run vsync thread\n");
3908                                 dev_drv->vsync_info.thread = NULL;
3909                         }
3910                         dev_drv->vsync_info.active = 1;
3911
3912                         mutex_init(&dev_drv->output_lock);
3913
3914                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
3915                         mutex_init(&dev_drv->update_regs_list_lock);
3916                         init_kthread_worker(&dev_drv->update_regs_worker);
3917
3918                         dev_drv->update_regs_thread =
3919                             kthread_run(kthread_worker_fn,
3920                                         &dev_drv->update_regs_worker, "rk-fb");
3921                         if (IS_ERR(dev_drv->update_regs_thread)) {
3922                                 int err = PTR_ERR(dev_drv->update_regs_thread);
3923                                 dev_drv->update_regs_thread = NULL;
3924
3925                                 printk("failed to run update_regs thread\n");
3926                                 return err;
3927                         }
3928                         init_kthread_work(&dev_drv->update_regs_work,
3929                                           rk_fb_update_regs_handler);
3930
3931                         dev_drv->timeline =
3932                             sw_sync_timeline_create("fb-timeline");
3933                         dev_drv->timeline_max = 1;
3934                 }
3935         }
3936
3937         /* show logo for primary display device */
3938 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
3939         if (dev_drv->prop == PRMRY) {
3940                 struct fb_info *main_fbi = rk_fb->fb[0];
3941                 main_fbi->fbops->fb_open(main_fbi, 1);
3942 /*
3943 #if defined(CONFIG_ROCKCHIP_IOMMU)
3944                 if (dev_drv->iommu_enabled) {
3945                         mmu_dev =
3946                             rk_fb_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
3947                         if (mmu_dev) {
3948                                 rk_fb_platform_set_sysmmu(mmu_dev, dev_drv->dev);
3949                                 rockchip_iovmm_set_fault_handler(dev_drv->dev,
3950                                                                   rk_fb_sysmmu_fault_handler);
3951                                 rockchip_iovmm_activate(dev_drv->dev);
3952                         } else
3953                                 dev_err(dev_drv->dev,
3954                                         "failed to get rockchip iommu device\n");
3955                 }
3956 #endif
3957 */
3958                 rk_fb_alloc_buffer(main_fbi, 0);        /* only alloc memory for main fb */
3959                 if (support_uboot_display()) {
3960                         if (dev_drv->iommu_enabled) {
3961                                 rk_fb_copy_from_loader(main_fbi);
3962                                 dev_drv->ops->direct_set_addr(dev_drv, 0,
3963                                         main_fbi->fix.smem_start);
3964                         }
3965                         return 0;
3966                 }
3967                 main_fbi->fbops->fb_set_par(main_fbi);
3968 #if  defined(CONFIG_LOGO_LINUX_BMP)
3969                 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
3970                         fb_set_cmap(&main_fbi->cmap, main_fbi);
3971                         fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
3972                 }
3973 #else
3974                 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
3975                         fb_set_cmap(&main_fbi->cmap, main_fbi);
3976                         fb_show_logo(main_fbi, FB_ROTATE_UR);
3977                 }
3978 #endif
3979                 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
3980         } else {
3981 #if !defined(CONFIG_ROCKCHIP_IOMMU)
3982                 struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb >> 1];
3983                 int extend_fb_id = get_extend_fb_id(extend_fbi);
3984
3985                 rk_fb_alloc_buffer(extend_fbi, extend_fb_id);
3986 #endif
3987         }
3988 #endif
3989         return 0;
3990 }
3991
3992 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
3993 {
3994         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
3995         struct fb_info *fbi;
3996         int fb_index_base = dev_drv->fb_index_base;
3997         int fb_num = dev_drv->lcdc_win_num;
3998         int i = 0;
3999
4000         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
4001                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
4002                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
4003         }
4004
4005         for (i = 0; i < fb_num; i++)
4006                 kfree(dev_drv->win[i]);
4007
4008         for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
4009                 fbi = fb_inf->fb[i];
4010                 unregister_framebuffer(fbi);
4011                 /* rk_release_fb_buffer(fbi); */
4012                 framebuffer_release(fbi);
4013         }
4014         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
4015         fb_inf->num_lcdc--;
4016
4017         return 0;
4018 }
4019
4020 static int rk_fb_probe(struct platform_device *pdev)
4021 {
4022         struct rk_fb *rk_fb = NULL;
4023         struct device_node *np = pdev->dev.of_node;
4024         u32 mode;
4025
4026         if (!np) {
4027                 dev_err(&pdev->dev, "Missing device tree node.\n");
4028                 return -EINVAL;
4029         }
4030
4031         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
4032         if (!rk_fb) {
4033                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
4034                 return -ENOMEM;
4035         }
4036         platform_set_drvdata(pdev, rk_fb);
4037
4038         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
4039                 rk_fb->disp_mode = mode;
4040
4041         } else {
4042                 dev_err(&pdev->dev, "no disp-mode node found!");
4043                 return -ENODEV;
4044         }
4045
4046         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
4047                 printk(KERN_DEBUG "uboot-logo-on:%d\n", uboot_logo_on);
4048
4049         dev_set_name(&pdev->dev, "rockchip-fb");
4050 #if defined(CONFIG_ION_ROCKCHIP)
4051         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
4052         if (IS_ERR(rk_fb->ion_client)) {
4053                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
4054                 return PTR_ERR(rk_fb->ion_client);
4055         } else {
4056                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
4057         }
4058 #endif
4059
4060         fb_pdev = pdev;
4061         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
4062         return 0;
4063 }
4064
4065 static int rk_fb_remove(struct platform_device *pdev)
4066 {
4067         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4068
4069         kfree(rk_fb);
4070         platform_set_drvdata(pdev, NULL);
4071         return 0;
4072 }
4073
4074 static void rk_fb_shutdown(struct platform_device *pdev)
4075 {
4076         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4077         int i;
4078
4079         for (i = 0; i < rk_fb->num_lcdc; i++) {
4080                 if (!rk_fb->lcdc_dev_drv[i])
4081                         continue;
4082         }
4083 }
4084
4085 static const struct of_device_id rkfb_dt_ids[] = {
4086         {.compatible = "rockchip,rk-fb",},
4087         {}
4088 };
4089
4090 static struct platform_driver rk_fb_driver = {
4091         .probe = rk_fb_probe,
4092         .remove = rk_fb_remove,
4093         .driver = {
4094                    .name = "rk-fb",
4095                    .owner = THIS_MODULE,
4096                    .of_match_table = of_match_ptr(rkfb_dt_ids),
4097                    },
4098         .shutdown = rk_fb_shutdown,
4099 };
4100
4101 static int __init rk_fb_init(void)
4102 {
4103         return platform_driver_register(&rk_fb_driver);
4104 }
4105
4106 static void __exit rk_fb_exit(void)
4107 {
4108         platform_driver_unregister(&rk_fb_driver);
4109 }
4110
4111 fs_initcall(rk_fb_init);
4112 module_exit(rk_fb_exit);