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