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 <linux/vmalloc.h>
  28 #include <asm/div64.h>
  29 #include <linux/uaccess.h>
  30 #include <linux/rk_fb.h>
  31 #include <linux/linux_logo.h>
  32 #include <linux/dma-mapping.h>
  33 #include <linux/regulator/consumer.h>
  34
  35 #include "bmp_helper.h"
  36
  37 #if defined(CONFIG_RK_HDMI)
  38 #include "hdmi/rockchip-hdmi.h"
  39 #endif
  40
  41 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
  42 #include "rga/rga.h"
  43 #endif
  44
  45 #ifdef CONFIG_OF
  46 #include <linux/of.h>
  47 #include <linux/of_platform.h>
  48 #include <linux/of_gpio.h>
  49 #include <video/of_display_timing.h>
  50 #include <video/display_timing.h>
  51 #include <dt-bindings/rkfb/rk_fb.h>
  52 #endif
  53
  54 #if defined(CONFIG_ION_ROCKCHIP)
  55 #include <linux/rockchip_ion.h>
  56 #include <linux/rockchip-iovmm.h>
  57 #include <linux/dma-buf.h>
  58 #include <linux/highmem.h>
  59 #endif
  60
  61 #define H_USE_FENCE 1
  62 /* #define FB_ROATE_BY_KERNEL 1 */
  63
  64 static int hdmi_switch_state;
  65 static struct platform_device *fb_pdev;
  66
  67 #if defined(CONFIG_FB_MIRRORING)
  68 int (*video_data_to_mirroring) (struct fb_info *info, u32 yuv_phy[2]);
  69 EXPORT_SYMBOL(video_data_to_mirroring);
  70 #endif
  71
  72 extern phys_addr_t uboot_logo_base;
  73 extern phys_addr_t uboot_logo_size;
  74 extern phys_addr_t uboot_logo_offset;
  75 static struct rk_fb_trsm_ops *trsm_lvds_ops;
  76 static struct rk_fb_trsm_ops *trsm_edp_ops;
  77 static struct rk_fb_trsm_ops *trsm_mipi_ops;
  78 static int uboot_logo_on;
  79 int support_uboot_display(void)
  80 {
  81         return uboot_logo_on;
  82 }
  83
  84 int rk_fb_get_display_policy(void)
  85 {
  86         struct rk_fb *rk_fb;
  87
  88         if (fb_pdev) {
  89                 rk_fb = platform_get_drvdata(fb_pdev);
  90                 return rk_fb->disp_policy;
  91         } else {
  92                 return DISPLAY_POLICY_SDK;
  93         }
  94 }
  95
  96 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
  97 {
  98         switch (type) {
  99         case SCREEN_RGB:
 100         case SCREEN_LVDS:
 101         case SCREEN_DUAL_LVDS:
 102         case SCREEN_LVDS_10BIT:
 103         case SCREEN_DUAL_LVDS_10BIT:
 104                 trsm_lvds_ops = ops;
 105                 break;
 106         case SCREEN_EDP:
 107                 trsm_edp_ops = ops;
 108                 break;
 109         case SCREEN_MIPI:
 110         case SCREEN_DUAL_MIPI:
 111                 trsm_mipi_ops = ops;
 112                 break;
 113         default:
 114                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 115                        __func__, type);
 116                 break;
 117         }
 118         return 0;
 119 }
 120
 121 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
 122 {
 123         struct rk_fb_trsm_ops *ops;
 124         switch (type) {
 125         case SCREEN_RGB:
 126         case SCREEN_LVDS:
 127         case SCREEN_DUAL_LVDS:
 128         case SCREEN_LVDS_10BIT:
 129         case SCREEN_DUAL_LVDS_10BIT:
 130                 ops = trsm_lvds_ops;
 131                 break;
 132         case SCREEN_EDP:
 133                 ops = trsm_edp_ops;
 134                 break;
 135         case SCREEN_MIPI:
 136         case SCREEN_DUAL_MIPI:
 137                 ops = trsm_mipi_ops;
 138                 break;
 139         default:
 140                 ops = NULL;
 141                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 142                        __func__, type);
 143                 break;
 144         }
 145         return ops;
 146 }
 147
 148 int rk_fb_pixel_width(int data_format)
 149 {
 150         int pixel_width;
 151         switch (data_format) {
 152         case XBGR888:
 153         case ABGR888:
 154         case ARGB888:
 155         case FBDC_ARGB_888:
 156         case FBDC_ABGR_888:
 157         case FBDC_RGBX_888:
 158                 pixel_width = 4 * 8;
 159                 break;
 160         case RGB888:
 161                 pixel_width = 3 * 8;
 162                 break;
 163         case RGB565:
 164         case FBDC_RGB_565:
 165                 pixel_width = 2 * 8;
 166                 break;
 167         case YUV422:
 168         case YUV420:
 169         case YUV420_NV21:
 170         case YUV444:
 171                 pixel_width = 1 * 8;
 172                 break;
 173         case YUV422_A:
 174         case YUV420_A:
 175         case YUV444_A:
 176                 pixel_width = 8;
 177                 break;
 178         default:
 179                 printk(KERN_WARNING "%s:un supported format:0x%x\n",
 180                        __func__, data_format);
 181                 return -EINVAL;
 182         }
 183         return pixel_width;
 184 }
 185
 186 static int rk_fb_data_fmt(int data_format, int bits_per_pixel)
 187 {
 188         int fb_data_fmt;
 189         if (data_format) {
 190                 switch (data_format) {
 191                 case HAL_PIXEL_FORMAT_RGBX_8888:
 192                         fb_data_fmt = XBGR888;
 193                         break;
 194                 case HAL_PIXEL_FORMAT_RGBA_8888:
 195                         fb_data_fmt = ABGR888;
 196                         break;
 197                 case HAL_PIXEL_FORMAT_BGRA_8888:
 198                         fb_data_fmt = ARGB888;
 199                         break;
 200                 case HAL_PIXEL_FORMAT_RGB_888:
 201                         fb_data_fmt = RGB888;
 202                         break;
 203                 case HAL_PIXEL_FORMAT_RGB_565:
 204                         fb_data_fmt = RGB565;
 205                         break;
 206                 case HAL_PIXEL_FORMAT_YCbCr_422_SP:     /* yuv422 */
 207                         fb_data_fmt = YUV422;
 208                         break;
 209                 case HAL_PIXEL_FORMAT_YCrCb_420_SP:     /* YUV420---vuvuvu */
 210                         fb_data_fmt = YUV420_NV21;
 211                         break;
 212                 case HAL_PIXEL_FORMAT_YCrCb_NV12:       /* YUV420---uvuvuv */
 213                         fb_data_fmt = YUV420;
 214                         break;
 215                 case HAL_PIXEL_FORMAT_YCrCb_444:        /* yuv444 */
 216                         fb_data_fmt = YUV444;
 217                         break;
 218                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10:    /* yuv444 */
 219                         fb_data_fmt = YUV420_A;
 220                         break;
 221                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10:  /* yuv444 */
 222                         fb_data_fmt = YUV422_A;
 223                         break;
 224                 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10:  /* yuv444 */
 225                         fb_data_fmt = YUV444_A;
 226                         break;
 227                 case HAL_PIXEL_FORMAT_FBDC_RGB565:      /* fbdc rgb565*/
 228                         fb_data_fmt = FBDC_RGB_565;
 229                         break;
 230                 case HAL_PIXEL_FORMAT_FBDC_U8U8U8U8:    /* fbdc argb888 */
 231                         fb_data_fmt = FBDC_ARGB_888;
 232                         break;
 233                 case HAL_PIXEL_FORMAT_FBDC_RGBA888:     /* fbdc abgr888 */
 234                         fb_data_fmt = FBDC_ABGR_888;
 235                         break;
 236                 case HAL_PIXEL_FORMAT_FBDC_U8U8U8:      /* fbdc rgb888 */
 237                         fb_data_fmt = FBDC_RGBX_888;
 238                         break;
 239                 default:
 240                         printk(KERN_WARNING "%s:un supported format:0x%x\n",
 241                                __func__, data_format);
 242                         return -EINVAL;
 243                 }
 244         } else {
 245                 switch (bits_per_pixel) {
 246                 case 32:
 247                         fb_data_fmt = ARGB888;
 248                         break;
 249                 case 24:
 250                         fb_data_fmt = RGB888;
 251                         break;
 252                 case 16:
 253                         fb_data_fmt = RGB565;
 254                         break;
 255                 default:
 256                         printk(KERN_WARNING
 257                                "%s:un supported bits_per_pixel:%d\n", __func__,
 258                                bits_per_pixel);
 259                         break;
 260                 }
 261         }
 262         return fb_data_fmt;
 263 }
 264
 265 /*
 266  * rk display power control parse from dts
 267  */
 268 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 269 {
 270         struct device_node *root = of_get_child_by_name(dev_drv->dev->of_node,
 271                                                         "power_ctr");
 272         struct device_node *child;
 273         struct rk_disp_pwr_ctr_list *pwr_ctr;
 274         struct list_head *pos;
 275         enum of_gpio_flags flags;
 276         u32 val = 0;
 277         u32 debug = 0;
 278         int ret;
 279
 280         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 281         if (!root) {
 282                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",
 283                         dev_drv->id);
 284                 return -ENODEV;
 285         }
 286
 287         for_each_child_of_node(root, child) {
 288                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list),
 289                                   GFP_KERNEL);
 290                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 291                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 292                         if (val == GPIO) {
 293                                 pwr_ctr->pwr_ctr.type = GPIO;
 294                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 295                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 296                                         dev_err(dev_drv->dev, "%s ivalid gpio\n",
 297                                                 child->name);
 298                                         return -EINVAL;
 299                                 }
 300                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 301                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,
 302                                                    child->name);
 303                                 if (ret) {
 304                                         dev_err(dev_drv->dev,
 305                                                 "request %s gpio fail:%d\n",
 306                                                 child->name, ret);
 307                                 }
 308
 309                         } else {
 310                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 311                                 pwr_ctr->pwr_ctr.rgl_name = NULL;
 312                                 ret = of_property_read_string(child, "rockchip,regulator_name",
 313                                                              &(pwr_ctr->pwr_ctr.rgl_name));
 314                                 if (ret || IS_ERR_OR_NULL(pwr_ctr->pwr_ctr.rgl_name))
 315                                         dev_err(dev_drv->dev, "get regulator name failed!\n");
 316                                 if (!of_property_read_u32(child, "rockchip,regulator_voltage", &val))
 317                                         pwr_ctr->pwr_ctr.volt = val;
 318                                 else
 319                                         pwr_ctr->pwr_ctr.volt = 0;
 320                         }
 321                 };
 322
 323                 if (!of_property_read_u32(child, "rockchip,delay", &val))
 324                         pwr_ctr->pwr_ctr.delay = val;
 325                 else
 326                         pwr_ctr->pwr_ctr.delay = 0;
 327                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 328         }
 329
 330         of_property_read_u32(root, "rockchip,debug", &debug);
 331
 332         if (debug) {
 333                 list_for_each(pos, &dev_drv->pwrlist_head) {
 334                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list,
 335                                              list);
 336                         printk(KERN_INFO "pwr_ctr_name:%s\n"
 337                                "pwr_type:%s\n"
 338                                "gpio:%d\n"
 339                                "atv_val:%d\n"
 340                                "delay:%d\n\n",
 341                                pwr_ctr->pwr_ctr.name,
 342                                (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 343                                pwr_ctr->pwr_ctr.gpio,
 344                                pwr_ctr->pwr_ctr.atv_val,
 345                                pwr_ctr->pwr_ctr.delay);
 346                 }
 347         }
 348
 349         return 0;
 350
 351 }
 352
 353 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 354 {
 355         struct list_head *pos;
 356         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 357         struct pwr_ctr *pwr_ctr;
 358         struct regulator *regulator_lcd = NULL;
 359         int count = 10;
 360
 361         if (list_empty(&dev_drv->pwrlist_head))
 362                 return 0;
 363         list_for_each(pos, &dev_drv->pwrlist_head) {
 364                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 365                                           list);
 366                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 367                 if (pwr_ctr->type == GPIO) {
 368                         gpio_direction_output(pwr_ctr->gpio, pwr_ctr->atv_val);
 369                         mdelay(pwr_ctr->delay);
 370                 } else if (pwr_ctr->type == REGULATOR) {
 371                         if (pwr_ctr->rgl_name)
 372                                 regulator_lcd = regulator_get(NULL, pwr_ctr->rgl_name);
 373                         if (regulator_lcd == NULL) {
 374                                 dev_err(dev_drv->dev,
 375                                         "%s: regulator get failed,regulator name:%s\n",
 376                                         __func__, pwr_ctr->rgl_name);
 377                                 continue;
 378                         }
 379                         regulator_set_voltage(regulator_lcd, pwr_ctr->volt, pwr_ctr->volt);
 380                         while (!regulator_is_enabled(regulator_lcd)) {
 381                                 if (regulator_enable(regulator_lcd) == 0 || count == 0)
 382                                         break;
 383                                 else
 384                                         dev_err(dev_drv->dev,
 385                                                 "regulator_enable failed,count=%d\n",
 386                                                 count);
 387                                 count--;
 388                         }
 389                         regulator_put(regulator_lcd);
 390                         msleep(pwr_ctr->delay);
 391                 }
 392         }
 393
 394         return 0;
 395 }
 396
 397 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 398 {
 399         struct list_head *pos;
 400         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 401         struct pwr_ctr *pwr_ctr;
 402         struct regulator *regulator_lcd = NULL;
 403         int count = 10;
 404
 405         if (list_empty(&dev_drv->pwrlist_head))
 406                 return 0;
 407         list_for_each(pos, &dev_drv->pwrlist_head) {
 408                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 409                                           list);
 410                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 411                 if (pwr_ctr->type == GPIO) {
 412                         gpio_set_value(pwr_ctr->gpio, !pwr_ctr->atv_val);
 413                 } else if (pwr_ctr->type == REGULATOR) {
 414                         if (pwr_ctr->rgl_name)
 415                                 regulator_lcd = regulator_get(NULL, pwr_ctr->rgl_name);
 416                         if (regulator_lcd == NULL) {
 417                                 dev_err(dev_drv->dev,
 418                                         "%s: regulator get failed,regulator name:%s\n",
 419                                         __func__, pwr_ctr->rgl_name);
 420                                 continue;
 421                         }
 422                         while (regulator_is_enabled(regulator_lcd) > 0) {
 423                                 if (regulator_disable(regulator_lcd) == 0 || count == 0)
 424                                         break;
 425                                 else
 426                                         dev_err(dev_drv->dev,
 427                                                 "regulator_disable failed,count=%d\n",
 428                                                 count);
 429                                 count--;
 430                         }
 431                         regulator_put(regulator_lcd);
 432                 }
 433         }
 434         return 0;
 435 }
 436
 437 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 438                                  struct rk_screen *screen)
 439 {
 440         screen->mode.pixclock = dt->pixelclock.typ;
 441         screen->mode.left_margin = dt->hback_porch.typ;
 442         screen->mode.right_margin = dt->hfront_porch.typ;
 443         screen->mode.xres = dt->hactive.typ;
 444         screen->mode.hsync_len = dt->hsync_len.typ;
 445         screen->mode.upper_margin = dt->vback_porch.typ;
 446         screen->mode.lower_margin = dt->vfront_porch.typ;
 447         screen->mode.yres = dt->vactive.typ;
 448         screen->mode.vsync_len = dt->vsync_len.typ;
 449         screen->type = dt->screen_type;
 450         screen->lvds_format = dt->lvds_format;
 451         screen->face = dt->face;
 452         screen->color_mode = dt->color_mode;
 453         screen->dsp_lut = dt->dsp_lut;
 454         screen->cabc_lut = dt->cabc_lut;
 455         screen->cabc_gamma_base = dt->cabc_gamma_base;
 456
 457         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 458                 screen->pin_dclk = 1;
 459         else
 460                 screen->pin_dclk = 0;
 461         if (dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 462                 screen->pin_hsync = 1;
 463         else
 464                 screen->pin_hsync = 0;
 465         if (dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 466                 screen->pin_vsync = 1;
 467         else
 468                 screen->pin_vsync = 0;
 469         if (dt->flags & DISPLAY_FLAGS_DE_HIGH)
 470                 screen->pin_den = 1;
 471         else
 472                 screen->pin_den = 0;
 473
 474         return 0;
 475
 476 }
 477
 478 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 479 {
 480         struct display_timings *disp_timing;
 481         struct display_timing *dt;
 482         disp_timing = of_get_display_timings(np);
 483         if (!disp_timing) {
 484                 pr_err("parse display timing err\n");
 485                 return -EINVAL;
 486         }
 487         dt = display_timings_get(disp_timing, disp_timing->native_mode);
 488         rk_fb_video_mode_from_timing(dt, screen);
 489         return 0;
 490
 491 }
 492
 493 int rk_fb_calc_fps(struct rk_screen *screen, u32 pixclock)
 494 {
 495         int x, y;
 496         unsigned long long hz;
 497         if (!screen) {
 498                 printk(KERN_ERR "%s:null screen!\n", __func__);
 499                 return 0;
 500         }
 501         x = screen->mode.xres + screen->mode.left_margin +
 502             screen->mode.right_margin + screen->mode.hsync_len;
 503         y = screen->mode.yres + screen->mode.upper_margin +
 504             screen->mode.lower_margin + screen->mode.vsync_len;
 505
 506         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 507
 508         hz += (x * y) / 2;
 509         do_div(hz, x * y);      /* divide by x * y with rounding */
 510
 511         hz += pixclock / 2;
 512         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 513
 514         return hz;
 515 }
 516
 517 char *get_format_string(enum data_format format, char *fmt)
 518 {
 519         if (!fmt)
 520                 return NULL;
 521         switch (format) {
 522         case ARGB888:
 523                 strcpy(fmt, "ARGB888");
 524                 break;
 525         case RGB888:
 526                 strcpy(fmt, "RGB888");
 527                 break;
 528         case RGB565:
 529                 strcpy(fmt, "RGB565");
 530                 break;
 531         case YUV420:
 532         case YUV420_NV21:
 533                 strcpy(fmt, "YUV420");
 534                 break;
 535         case YUV422:
 536                 strcpy(fmt, "YUV422");
 537                 break;
 538         case YUV444:
 539                 strcpy(fmt, "YUV444");
 540                 break;
 541         case YUV420_A:
 542                 strcpy(fmt, "YUV420_A");
 543                 break;
 544         case YUV422_A:
 545                 strcpy(fmt, "YUV422_A");
 546                 break;
 547         case YUV444_A:
 548                 strcpy(fmt, "YUV444_A");
 549                 break;
 550         case XRGB888:
 551                 strcpy(fmt, "XRGB888");
 552                 break;
 553         case XBGR888:
 554                 strcpy(fmt, "XBGR888");
 555                 break;
 556         case ABGR888:
 557                 strcpy(fmt, "ABGR888");
 558                 break;
 559         case FBDC_RGB_565:
 560                 strcpy(fmt, "FBDC_RGB_565");
 561                 break;
 562         case FBDC_ARGB_888:
 563         case FBDC_ABGR_888:
 564                 strcpy(fmt, "FBDC_ARGB_888");
 565                 break;
 566         case FBDC_RGBX_888:
 567                 strcpy(fmt, "FBDC_RGBX_888");
 568                 break;
 569         default:
 570                 strcpy(fmt, "invalid");
 571                 break;
 572         }
 573
 574         return fmt;
 575
 576 }
 577
 578 /*
 579  * this is for hdmi
 580  * name: lcdc device name ,lcdc0 , lcdc1
 581  */
 582 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 583 {
 584         struct rk_fb *inf = NULL;
 585         struct rk_lcdc_driver *dev_drv = NULL;
 586         int i = 0;
 587
 588         if (likely(fb_pdev))
 589                 inf = platform_get_drvdata(fb_pdev);
 590         else
 591                 return NULL;
 592
 593         for (i = 0; i < inf->num_lcdc; i++) {
 594                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name)) {
 595                         dev_drv = inf->lcdc_dev_drv[i];
 596                         break;
 597                 }
 598         }
 599
 600         return dev_drv;
 601 }
 602
 603 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 604 {
 605         struct rk_fb *inf = NULL;
 606         struct rk_lcdc_driver *dev_drv = NULL;
 607         int i = 0;
 608
 609         if (likely(fb_pdev))
 610                 inf = platform_get_drvdata(fb_pdev);
 611         else
 612                 return NULL;
 613
 614         for (i = 0; i < inf->num_lcdc; i++) {
 615                 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
 616                         dev_drv = inf->lcdc_dev_drv[i];
 617                         break;
 618                 }
 619         }
 620
 621         return dev_drv;
 622 }
 623
 624 static __maybe_unused struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
 625 {
 626         struct rk_fb *inf = NULL;
 627         struct rk_lcdc_driver *dev_drv = NULL;
 628         int i = 0;
 629
 630         if (likely(fb_pdev))
 631                 inf = platform_get_drvdata(fb_pdev);
 632         else
 633                 return NULL;
 634
 635         for (i = 0; i < inf->num_lcdc; i++) {
 636                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 637                         dev_drv = inf->lcdc_dev_drv[i];
 638                         break;
 639                 }
 640         }
 641
 642         return dev_drv;
 643 }
 644
 645 /*
 646  * get one frame time of the prmry screen, unit: us
 647  */
 648 u32 rk_fb_get_prmry_screen_ft(void)
 649 {
 650         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 651         uint32_t htotal, vtotal, pixclock_ps;
 652         u64 pix_total, ft_us;
 653
 654         if (unlikely(!dev_drv))
 655                 return 0;
 656
 657         pixclock_ps = dev_drv->pixclock;
 658
 659         vtotal = (dev_drv->cur_screen->mode.upper_margin +
 660                  dev_drv->cur_screen->mode.lower_margin +
 661                  dev_drv->cur_screen->mode.yres +
 662                  dev_drv->cur_screen->mode.vsync_len);
 663         htotal = (dev_drv->cur_screen->mode.left_margin +
 664                  dev_drv->cur_screen->mode.right_margin +
 665                  dev_drv->cur_screen->mode.xres +
 666                  dev_drv->cur_screen->mode.hsync_len);
 667         pix_total = htotal * vtotal;
 668         ft_us = pix_total * pixclock_ps;
 669         do_div(ft_us, 1000000);
 670         if (dev_drv->frame_time.ft == 0)
 671                 dev_drv->frame_time.ft = ft_us;
 672
 673         ft_us = dev_drv->frame_time.framedone_t - dev_drv->frame_time.last_framedone_t;
 674         do_div(ft_us, 1000);
 675         ft_us = min(dev_drv->frame_time.ft, (u32)ft_us);
 676         if (ft_us != 0)
 677                 dev_drv->frame_time.ft = ft_us;
 678
 679         return dev_drv->frame_time.ft;
 680 }
 681
 682 /*
 683  * get the vblanking time of the prmry screen, unit: us
 684  */
 685 u32 rk_fb_get_prmry_screen_vbt(void)
 686 {
 687         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 688         uint32_t htotal, vblank, pixclock_ps;
 689         u64 pix_blank, vbt_us;
 690
 691         if (unlikely(!dev_drv))
 692                 return 0;
 693
 694         pixclock_ps = dev_drv->pixclock;
 695
 696         htotal = (dev_drv->cur_screen->mode.left_margin +
 697                  dev_drv->cur_screen->mode.right_margin +
 698                  dev_drv->cur_screen->mode.xres +
 699                  dev_drv->cur_screen->mode.hsync_len);
 700         vblank = (dev_drv->cur_screen->mode.upper_margin +
 701                  dev_drv->cur_screen->mode.lower_margin +
 702                  dev_drv->cur_screen->mode.vsync_len);
 703         pix_blank = htotal * vblank;
 704         vbt_us = pix_blank * pixclock_ps;
 705         do_div(vbt_us, 1000000);
 706         return (u32)vbt_us;
 707 }
 708
 709 /*
 710  * get the frame done time of the prmry screen, unit: us
 711  */
 712 u64 rk_fb_get_prmry_screen_framedone_t(void)
 713 {
 714         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 715
 716         if (unlikely(!dev_drv))
 717                 return 0;
 718         else
 719                 return dev_drv->frame_time.framedone_t;
 720 }
 721
 722 /*
 723  * set prmry screen status
 724  */
 725 int rk_fb_set_prmry_screen_status(int status)
 726 {
 727         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 728         struct rk_screen *screen;
 729
 730         if (unlikely(!dev_drv))
 731                 return 0;
 732
 733         screen = dev_drv->cur_screen;
 734         switch (status) {
 735         case SCREEN_PREPARE_DDR_CHANGE:
 736                 if (screen->type == SCREEN_MIPI
 737                         || screen->type == SCREEN_DUAL_MIPI) {
 738                         if (dev_drv->trsm_ops->dsp_pwr_off)
 739                                 dev_drv->trsm_ops->dsp_pwr_off();
 740                 }
 741                 break;
 742         case SCREEN_UNPREPARE_DDR_CHANGE:
 743                 if (screen->type == SCREEN_MIPI
 744                         || screen->type == SCREEN_DUAL_MIPI) {
 745                         if (dev_drv->trsm_ops->dsp_pwr_on)
 746                                 dev_drv->trsm_ops->dsp_pwr_on();
 747                 }
 748                 break;
 749         default:
 750                 break;
 751         }
 752
 753         return 0;
 754 }
 755
 756 u32 rk_fb_get_prmry_screen_pixclock(void)
 757 {
 758         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 759
 760         if (unlikely(!dev_drv))
 761                 return 0;
 762         else
 763                 return dev_drv->pixclock;
 764 }
 765
 766 int rk_fb_poll_prmry_screen_vblank(void)
 767 {
 768         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 769
 770         if (likely(dev_drv)) {
 771                 if (dev_drv->ops->poll_vblank)
 772                         return dev_drv->ops->poll_vblank(dev_drv);
 773                 else
 774                         return RK_LF_STATUS_NC;
 775         } else {
 776                 return RK_LF_STATUS_NC;
 777         }
 778 }
 779
 780 bool rk_fb_poll_wait_frame_complete(void)
 781 {
 782         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 783         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 784
 785         if (likely(dev_drv)) {
 786                 if (dev_drv->ops->set_irq_to_cpu)
 787                         dev_drv->ops->set_irq_to_cpu(dev_drv, 0);
 788         }
 789
 790         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC) {
 791                 if (likely(dev_drv)) {
 792                         if (dev_drv->ops->set_irq_to_cpu)
 793                                 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 794                 }
 795                 return false;
 796         }
 797         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout)
 798                 ;
 799         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout)
 800                 ;
 801         if (likely(dev_drv)) {
 802                 if (dev_drv->ops->set_irq_to_cpu)
 803                         dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 804         }
 805
 806         return true;
 807 }
 808
 809
 810 /* rk_fb_get_sysmmu_device_by_compatible()
 811  * @compt: dts device compatible name
 812  * return value: success: pointer to the device inside of platform device
 813  *               fail: NULL
 814  */
 815 struct device *rk_fb_get_sysmmu_device_by_compatible(const char *compt)
 816 {
 817         struct device_node *dn = NULL;
 818         struct platform_device *pd = NULL;
 819         struct device *ret = NULL ;
 820
 821         dn = of_find_compatible_node(NULL, NULL, compt);
 822         if (!dn) {
 823                 printk("can't find device node %s \r\n", compt);
 824                 return NULL;
 825         }
 826
 827         pd = of_find_device_by_node(dn);
 828         if (!pd) {
 829                 printk("can't find platform device in device node %s \r\n", compt);
 830                 return  NULL;
 831         }
 832         ret = &pd->dev;
 833
 834         return ret;
 835 }
 836
 837 #ifdef CONFIG_IOMMU_API
 838 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
 839 {
 840         dev->archdata.iommu = sysmmu;
 841 }
 842 #else
 843 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
 844 {
 845
 846 }
 847 #endif
 848
 849 static int rk_fb_open(struct fb_info *info, int user)
 850 {
 851         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
 852         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
 853         int win_id;
 854
 855         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 856         fb_par->state++;
 857         /* if this win aready opened ,no need to reopen */
 858         if (dev_drv->win[win_id]->state)
 859                 return 0;
 860         else
 861                 dev_drv->ops->open(dev_drv, win_id, 1);
 862         return 0;
 863 }
 864
 865 static int rk_fb_close(struct fb_info *info, int user)
 866 {
 867         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
 868         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
 869         struct rk_lcdc_win *win = NULL;
 870         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 871
 872         if (win_id >= 0) {
 873                 win = dev_drv->win[win_id];
 874                 if (fb_par->state)
 875                         fb_par->state--;
 876                 if (!fb_par->state) {
 877                         if (fb_par->fb_phy_base > 0)
 878                                 info->fix.smem_start = fb_par->fb_phy_base;
 879                         info->var.xres = dev_drv->screen0->mode.xres;
 880                         info->var.yres = dev_drv->screen0->mode.yres;
 881                         /*
 882                         info->var.grayscale |=
 883                             (info->var.xres << 8) + (info->var.yres << 20);
 884                         */
 885                         info->var.xres_virtual = info->var.xres;
 886                         info->var.yres_virtual = info->var.yres;
 887 #if defined(CONFIG_LOGO_LINUX_BMP)
 888                         info->var.bits_per_pixel = 32;
 889 #else
 890                         info->var.bits_per_pixel = 16;
 891 #endif
 892                         info->fix.line_length =
 893                             (info->var.xres_virtual) * (info->var.bits_per_pixel >> 3);
 894                         info->var.width = dev_drv->screen0->width;
 895                         info->var.height = dev_drv->screen0->height;
 896                         info->var.pixclock = dev_drv->pixclock;
 897                         info->var.left_margin = dev_drv->screen0->mode.left_margin;
 898                         info->var.right_margin = dev_drv->screen0->mode.right_margin;
 899                         info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
 900                         info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
 901                         info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 902                         info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 903                 }
 904         }
 905
 906         return 0;
 907 }
 908
 909 #if defined(FB_ROATE_BY_KERNEL)
 910
 911 #if defined(CONFIG_RK29_IPP)
 912 static int get_ipp_format(int fmt)
 913 {
 914         int ipp_fmt = IPP_XRGB_8888;
 915         switch (fmt) {
 916         case HAL_PIXEL_FORMAT_RGBX_8888:
 917         case HAL_PIXEL_FORMAT_RGBA_8888:
 918         case HAL_PIXEL_FORMAT_BGRA_8888:
 919         case HAL_PIXEL_FORMAT_RGB_888:
 920                 ipp_fmt = IPP_XRGB_8888;
 921                 break;
 922         case HAL_PIXEL_FORMAT_RGB_565:
 923                 ipp_fmt = IPP_RGB_565;
 924                 break;
 925         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
 926                 ipp_fmt = IPP_Y_CBCR_H2V1;
 927                 break;
 928         case HAL_PIXEL_FORMAT_YCrCb_NV12:
 929                 ipp_fmt = IPP_Y_CBCR_H2V2;
 930                 break;
 931         case HAL_PIXEL_FORMAT_YCrCb_444:
 932                 ipp_fmt = IPP_Y_CBCR_H1V1;
 933                 break;
 934         default:
 935                 ipp_fmt = IPP_IMGTYPE_LIMIT;
 936                 break;
 937         }
 938
 939         return ipp_fmt;
 940 }
 941
 942 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
 943                           int rotation, int fmt)
 944 {
 945         int align16 = 2;
 946         int align64 = 8;
 947
 948         if (fmt == IPP_XRGB_8888) {
 949                 align16 = 1;
 950                 align64 = 2;
 951         } else if (fmt == IPP_RGB_565) {
 952                 align16 = 1;
 953                 align64 = 4;
 954         } else {
 955                 align16 = 2;
 956                 align64 = 8;
 957         }
 958         align16 -= 1;           /*for YUV, 1 */
 959         align64 -= 1;           /*for YUV, 7 */
 960
 961         if (rotation == IPP_ROT_0) {
 962                 if (fmt > IPP_RGB_565) {
 963                         if ((*dst_w & 1) != 0)
 964                                 *dst_w = *dst_w + 1;
 965                         if ((*dst_h & 1) != 0)
 966                                 *dst_h = *dst_h + 1;
 967                         if (*dst_vir_w < *dst_w)
 968                                 *dst_vir_w = *dst_w;
 969                 }
 970         } else {
 971                 if ((*dst_w & align64) != 0)
 972                         *dst_w = (*dst_w + align64) & (~align64);
 973                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
 974                         *dst_h = *dst_h + 1;
 975                 if (*dst_vir_w < *dst_w)
 976                         *dst_vir_w = *dst_w;
 977         }
 978 }
 979
 980 static void fb_copy_by_ipp(struct fb_info *dst_info,
 981                                 struct fb_info *src_info)
 982 {
 983         struct rk29_ipp_req ipp_req;
 984         uint32_t rotation = 0;
 985         int dst_w, dst_h, dst_vir_w;
 986         int ipp_fmt;
 987         u8 data_format = (dst_info->var.nonstd) & 0xff;
 988         struct rk_fb_par *fb_par = (struct rk_fb_par *)dst_info->par;
 989         struct rk_lcdc_driver *ext_dev_drv = fb_par->lcdc_drv;
 990         u16 orientation = ext_dev_drv->rotate_mode;
 991
 992         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
 993
 994         switch (orientation) {
 995         case 0:
 996                 rotation = IPP_ROT_0;
 997                 break;
 998         case ROTATE_90:
 999                 rotation = IPP_ROT_90;
1000                 break;
1001         case ROTATE_180:
1002                 rotation = IPP_ROT_180;
1003                 break;
1004         case ROTATE_270:
1005                 rotation = IPP_ROT_270;
1006                 break;
1007         default:
1008                 rotation = IPP_ROT_270;
1009                 break;
1010         }
1011
1012         dst_w = dst_info->var.xres;
1013         dst_h = dst_info->var.yres;
1014         dst_vir_w = dst_info->var.xres_virtual;
1015         ipp_fmt = get_ipp_format(data_format);
1016         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
1017         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
1018         ipp_req.src0.w = src_info->var.xres;
1019         ipp_req.src0.h = src_info->var.yres;
1020         ipp_req.src_vir_w = src_info->var.xres_virtual;
1021         ipp_req.src0.fmt = ipp_fmt;
1022
1023         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
1024         ipp_req.dst0.w = dst_w;
1025         ipp_req.dst0.h = dst_h;
1026         ipp_req.dst_vir_w = dst_vir_w;
1027         ipp_req.dst0.fmt = ipp_fmt;
1028
1029         ipp_req.timeout = 100;
1030         ipp_req.flag = rotation;
1031         ipp_blit_sync(&ipp_req);
1032 }
1033
1034 #endif
1035
1036 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1037 static int get_rga_format(int fmt)
1038 {
1039         int rga_fmt = 0;
1040
1041         switch (fmt) {
1042         case XBGR888:
1043                 rga_fmt = RK_FORMAT_RGBX_8888;
1044                 break;
1045         case ABGR888:
1046                 rga_fmt = RK_FORMAT_RGBA_8888;
1047                 break;
1048         case ARGB888:
1049                 rga_fmt = RK_FORMAT_BGRA_8888;
1050                 break;
1051         case RGB888:
1052                 rga_fmt = RK_FORMAT_RGB_888;
1053                 break;
1054         case RGB565:
1055                 rga_fmt = RK_FORMAT_RGB_565;
1056                 break;
1057         case YUV422:
1058                 rga_fmt = RK_FORMAT_YCbCr_422_SP;
1059                 break;
1060         case YUV420:
1061                 rga_fmt = RK_FORMAT_YCbCr_420_SP;
1062                 break;
1063         default:
1064                 rga_fmt = RK_FORMAT_RGBA_8888;
1065                 break;
1066         }
1067
1068         return rga_fmt;
1069 }
1070
1071 static void rga_win_check(struct rk_lcdc_win *dst_win,
1072                           struct rk_lcdc_win *src_win)
1073 {
1074         int format = 0;
1075
1076         format = get_rga_format(src_win->area[0].format);
1077         /* width and height must be even number */
1078         if (format >= RK_FORMAT_YCbCr_422_SP &&
1079             format <= RK_FORMAT_YCrCb_420_P) {
1080                 if ((src_win->area[0].xact % 2) != 0)
1081                         src_win->area[0].xact += 1;
1082                 if ((src_win->area[0].yact % 2) != 0)
1083                         src_win->area[0].yact += 1;
1084         }
1085         if (src_win->area[0].xvir < src_win->area[0].xact)
1086                 src_win->area[0].xvir = src_win->area[0].xact;
1087         if (src_win->area[0].yvir < src_win->area[0].yact)
1088                 src_win->area[0].yvir = src_win->area[0].yact;
1089
1090         format = get_rga_format(dst_win->area[0].format);
1091         if (format >= RK_FORMAT_YCbCr_422_SP &&
1092             format <= RK_FORMAT_YCrCb_420_P) {
1093                 if ((dst_win->area[0].xact % 2) != 0)
1094                         dst_win->area[0].xact += 1;
1095                 if ((dst_win->area[0].yact % 2) != 0)
1096                         dst_win->area[0].yact += 1;
1097         }
1098         if (dst_win->area[0].xvir < dst_win->area[0].xact)
1099                 dst_win->area[0].xvir = dst_win->area[0].xact;
1100         if (dst_win->area[0].yvir < dst_win->area[0].yact)
1101                 dst_win->area[0].yvir = dst_win->area[0].yact;
1102 }
1103
1104 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
1105                             struct rk_lcdc_win *src_win,
1106                             u16 orientation, int iommu_en)
1107 {
1108         struct rga_req Rga_Request;
1109         long ret = 0;
1110         /* int fd = 0; */
1111
1112         memset(&Rga_Request, 0, sizeof(Rga_Request));
1113         rga_win_check(dst_win, src_win);
1114
1115         switch (orientation) {
1116         case ROTATE_90:
1117                 Rga_Request.rotate_mode = 1;
1118                 Rga_Request.sina = 65536;
1119                 Rga_Request.cosa = 0;
1120                 Rga_Request.dst.act_w = dst_win->area[0].yact;
1121                 Rga_Request.dst.act_h = dst_win->area[0].xact;
1122                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1123                 Rga_Request.dst.y_offset = 0;
1124                 break;
1125         case ROTATE_180:
1126                 Rga_Request.rotate_mode = 1;
1127                 Rga_Request.sina = 0;
1128                 Rga_Request.cosa = -65536;
1129                 Rga_Request.dst.act_w = dst_win->area[0].xact;
1130                 Rga_Request.dst.act_h = dst_win->area[0].yact;
1131                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1132                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1133                 break;
1134         case ROTATE_270:
1135                 Rga_Request.rotate_mode = 1;
1136                 Rga_Request.sina = -65536;
1137                 Rga_Request.cosa = 0;
1138                 Rga_Request.dst.act_w = dst_win->area[0].yact;
1139                 Rga_Request.dst.act_h = dst_win->area[0].xact;
1140                 Rga_Request.dst.x_offset = 0;
1141                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1142                 break;
1143         default:
1144                 Rga_Request.rotate_mode = 0;
1145                 Rga_Request.dst.act_w = dst_win->area[0].xact;
1146                 Rga_Request.dst.act_h = dst_win->area[0].yact;
1147                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1148                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1149                 break;
1150         }
1151
1152 /*
1153         fd = ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1154         Rga_Request.src.yrgb_addr = fd;
1155         fd = ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1156         Rga_Request.dst.yrgb_addr = fd;
1157 */
1158         Rga_Request.src.yrgb_addr = 0;
1159         Rga_Request.src.uv_addr =
1160             src_win->area[0].smem_start + src_win->area[0].y_offset;
1161         Rga_Request.src.v_addr = 0;
1162
1163         Rga_Request.dst.yrgb_addr = 0;
1164         Rga_Request.dst.uv_addr =
1165             dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1166         Rga_Request.dst.v_addr = 0;
1167
1168         Rga_Request.src.vir_w = src_win->area[0].xvir;
1169         Rga_Request.src.vir_h = src_win->area[0].yvir;
1170         Rga_Request.src.format = get_rga_format(src_win->area[0].format);
1171         Rga_Request.src.act_w = src_win->area[0].xact;
1172         Rga_Request.src.act_h = src_win->area[0].yact;
1173         Rga_Request.src.x_offset = 0;
1174         Rga_Request.src.y_offset = 0;
1175
1176         Rga_Request.dst.vir_w = dst_win->area[0].xvir;
1177         Rga_Request.dst.vir_h = dst_win->area[0].yvir;
1178         Rga_Request.dst.format = get_rga_format(dst_win->area[0].format);
1179
1180         Rga_Request.clip.xmin = 0;
1181         Rga_Request.clip.xmax = dst_win->area[0].xact - 1;
1182         Rga_Request.clip.ymin = 0;
1183         Rga_Request.clip.ymax = dst_win->area[0].yact - 1;
1184         Rga_Request.scale_mode = 0;
1185 #if defined(CONFIG_ROCKCHIP_IOMMU)
1186         if (iommu_en) {
1187                 Rga_Request.mmu_info.mmu_en = 1;
1188                 Rga_Request.mmu_info.mmu_flag = 1;
1189         } else {
1190                 Rga_Request.mmu_info.mmu_en = 0;
1191                 Rga_Request.mmu_info.mmu_flag = 0;
1192         }
1193 #else
1194         Rga_Request.mmu_info.mmu_en = 0;
1195         Rga_Request.mmu_info.mmu_flag = 0;
1196 #endif
1197
1198         ret = rga_ioctl_kernel(&Rga_Request);
1199 }
1200
1201 /*
1202  * This function is used for copying fb by RGA Module
1203  * RGA only support copy RGB to RGB
1204  * RGA2 support copy RGB to RGB and YUV to YUV
1205  */
1206 static void fb_copy_by_rga(struct fb_info *dst_info,
1207                                 struct fb_info *src_info)
1208 {
1209         struct rk_fb_par *src_fb_par = (struct rk_fb_par *)src_info->par;
1210         struct rk_fb_par *dst_fb_par = (struct rk_fb_par *)dst_info->par;
1211         struct rk_lcdc_driver *dev_drv = src_fb_par->lcdc_drv;
1212         struct rk_lcdc_driver *ext_dev_drv = dst_fb_par->lcdc_drv;
1213         int win_id = 0, ext_win_id;
1214         struct rk_lcdc_win *src_win, *dst_win;
1215
1216         win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1217         src_win = dev_drv->win[win_id];
1218
1219         ext_win_id =
1220             ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1221         dst_win = ext_dev_drv->win[ext_win_id];
1222
1223         win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode,
1224                         ext_dev_drv->iommu_enabled);
1225 }
1226 #endif
1227
1228 static int rk_fb_rotate(struct fb_info *dst_info,
1229                           struct fb_info *src_info)
1230 {
1231
1232 #if defined(CONFIG_RK29_IPP)
1233         fb_copy_by_ipp(dst_info, src_info);
1234 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1235         fb_copy_by_rga(dst_info, src_info);
1236 #else
1237         return -1;
1238 #endif
1239         return 0;
1240 }
1241
1242 static int __maybe_unused rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1243                                             struct rk_lcdc_win *src_win,
1244                                             u16 rotate, int iommu_en)
1245 {
1246 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1247         win_copy_by_rga(dst_win, src_win, rotate, iommu_en);
1248 #else
1249         return -1;
1250 #endif
1251         return 0;
1252 }
1253
1254 #endif
1255
1256 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1257                              struct fb_info *info)
1258 {
1259         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1260         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1261         struct fb_fix_screeninfo *fix = &info->fix;
1262         int win_id = 0;
1263         struct rk_lcdc_win *win = NULL;
1264         struct rk_screen *screen = dev_drv->cur_screen;
1265         u32 xoffset = var->xoffset;
1266         u32 yoffset = var->yoffset;
1267         u32 xvir = var->xres_virtual;
1268         u8 pixel_width;
1269         u32 vir_width_bit;
1270         u32 stride, uv_stride;
1271         u32 stride_32bit_1;
1272         u32 stride_32bit_2;
1273         u16 uv_x_off, uv_y_off, uv_y_act;
1274         u8 is_pic_yuv = 0;
1275
1276         if (dev_drv->suspend_flag)
1277                 return 0;
1278         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1279         if (win_id < 0)
1280                 return -ENODEV;
1281         else
1282                 win = dev_drv->win[win_id];
1283
1284         pixel_width = rk_fb_pixel_width(win->area[0].format);
1285         vir_width_bit = pixel_width * xvir;
1286         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1287         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1288
1289         switch (win->area[0].format) {
1290         case YUV422:
1291         case YUV422_A:
1292                 is_pic_yuv = 1;
1293                 stride = stride_32bit_1;
1294                 uv_stride = stride_32bit_1 >> 1;
1295                 uv_x_off = xoffset >> 1;
1296                 uv_y_off = yoffset;
1297                 fix->line_length = stride;
1298                 uv_y_act = win->area[0].yact >> 1;
1299                 break;
1300         case YUV420:            /* nv12 */
1301         case YUV420_NV21:       /* nv21 */
1302         case YUV420_A:
1303                 is_pic_yuv = 1;
1304                 stride = stride_32bit_1;
1305                 uv_stride = stride_32bit_1;
1306                 uv_x_off = xoffset;
1307                 uv_y_off = yoffset >> 1;
1308                 fix->line_length = stride;
1309                 uv_y_act = win->area[0].yact >> 1;
1310                 break;
1311         case YUV444:
1312         case YUV444_A:
1313                 is_pic_yuv = 1;
1314                 stride = stride_32bit_1;
1315                 uv_stride = stride_32bit_2;
1316                 uv_x_off = xoffset * 2;
1317                 uv_y_off = yoffset;
1318                 fix->line_length = stride << 2;
1319                 uv_y_act = win->area[0].yact;
1320                 break;
1321         default:
1322                 stride = stride_32bit_1;        /* default rgb */
1323                 fix->line_length = stride;
1324                 break;
1325         }
1326
1327         /* x y mirror ,jump line */
1328         if ((screen->y_mirror == 1) ||
1329             (win->mirror_en == 1)) {
1330                 if (screen->interlace == 1) {
1331                         win->area[0].y_offset = yoffset * stride * 2 +
1332                             ((win->area[0].yact - 1) * 2 + 1) * stride +
1333                             xoffset * pixel_width / 8;
1334                 } else {
1335                         win->area[0].y_offset = yoffset * stride +
1336                             (win->area[0].yact - 1) * stride +
1337                             xoffset * pixel_width / 8;
1338                 }
1339         } else {
1340                 if (screen->interlace == 1) {
1341                         win->area[0].y_offset =
1342                             yoffset * stride * 2 + xoffset * pixel_width / 8;
1343                 } else {
1344                         win->area[0].y_offset =
1345                             yoffset * stride + xoffset * pixel_width / 8;
1346                 }
1347         }
1348         if (is_pic_yuv == 1) {
1349                 if ((screen->y_mirror == 1) ||
1350                     (win->mirror_en == 1)) {
1351                         if (screen->interlace == 1) {
1352                                 win->area[0].c_offset =
1353                                     uv_y_off * uv_stride * 2 +
1354                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
1355                                     uv_x_off * pixel_width / 8;
1356                         } else {
1357                                 win->area[0].c_offset = uv_y_off * uv_stride +
1358                                     (uv_y_act - 1) * uv_stride +
1359                                     uv_x_off * pixel_width / 8;
1360                         }
1361                 } else {
1362                         if (screen->interlace == 1) {
1363                                 win->area[0].c_offset =
1364                                     uv_y_off * uv_stride * 2 +
1365                                     uv_x_off * pixel_width / 8;
1366                         } else {
1367                                 win->area[0].c_offset =
1368                                     uv_y_off * uv_stride +
1369                                     uv_x_off * pixel_width / 8;
1370                         }
1371                 }
1372         }
1373
1374         win->area[0].smem_start = fix->smem_start;
1375         win->area[0].cbr_start = fix->mmio_start;
1376         win->area[0].state = 1;
1377         win->area_num = 1;
1378
1379         dev_drv->ops->pan_display(dev_drv, win_id);
1380
1381 #ifdef  CONFIG_FB_MIRRORING
1382         if (video_data_to_mirroring)
1383                 video_data_to_mirroring(info, NULL);
1384 #endif
1385         /*if not want the config effect,set reserved[3] bit[0] 1*/
1386         if (likely((var->reserved[3] & 0x1) == 0))
1387                 dev_drv->ops->cfg_done(dev_drv);
1388
1389         return 0;
1390 }
1391
1392 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1393 {
1394         int i, j;
1395
1396         i = list_empty(&dev_drv->update_regs_list);
1397         j = list_empty(&dev_drv->saved_list);
1398         return i == j ? 0 : 1;
1399 }
1400
1401 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1402 {
1403         int err = sync_fence_wait(fence, 1000);
1404
1405         if (err >= 0)
1406                 return;
1407
1408         if (err == -ETIME)
1409                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1410
1411         if (err < 0)
1412                 printk("error waiting on fence\n");
1413 }
1414 #if 0
1415 static int rk_fb_copy_from_loader(struct fb_info *info)
1416 {
1417         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1418         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1419         void *dst = info->screen_base;
1420         u32 dsp_addr[4];
1421         u32 src;
1422         u32 i,size;
1423         int win_id;
1424         struct rk_lcdc_win *win;
1425
1426         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1427         win = dev_drv->win[win_id];
1428         size = (win->area[0].xact) * (win->area[0].yact) << 2;
1429         dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1430         src = dsp_addr[win_id];
1431         dev_info(info->dev, "copy fb data %d x %d  from  dst_addr:%08x\n",
1432                  win->area[0].xact, win->area[0].yact, src);
1433         for (i = 0; i < size; i += PAGE_SIZE) {
1434                 void *page = phys_to_page(i + src);
1435                 void *from_virt = kmap(page);
1436                 void *to_virt = dst + i;
1437                 memcpy(to_virt, from_virt, PAGE_SIZE);
1438         }
1439         dev_drv->ops->direct_set_addr(dev_drv, win_id,
1440                                       info->fix.smem_start);
1441         return 0;
1442 }
1443 #endif
1444 #ifdef CONFIG_ROCKCHIP_IOMMU
1445 static int g_last_addr[4][4];
1446 int g_last_timeout;
1447 u32 freed_addr[10];
1448 u32 freed_index;
1449
1450 #define DUMP_CHUNK 256
1451 char buf[PAGE_SIZE];
1452
1453 int rk_fb_sysmmu_fault_handler(struct device *dev,
1454                                enum rk_iommu_inttype itype,
1455                                unsigned long pgtable_base,
1456                                unsigned long fault_addr, unsigned int status)
1457 {
1458         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1459         int i = 0, j = 0;
1460         static int page_fault_cnt;
1461         if ((page_fault_cnt++) >= 10)
1462                 return 0;
1463         pr_err
1464             ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1465              fault_addr, pgtable_base, status);
1466         pr_info("last config addr:\n");
1467         for (i = 0; i < 4; i++) {
1468                 for (j = 0; j < 4; j++)
1469                         pr_info("win[%d],area[%d] = 0x%08x\n",
1470                                 i, j, g_last_addr[i][j]);
1471         }
1472         pr_info("last freed buffer:\n");
1473         for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1474                 printk("%d:0x%08x\n", i, freed_addr[i]);
1475         printk("last timeout:%d\n", g_last_timeout);
1476         dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1477         for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1478                 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1479                         char c = buf[i + DUMP_CHUNK];
1480                         buf[i + DUMP_CHUNK] = 0;
1481                         pr_cont("%s", buf + i);
1482                         buf[i + DUMP_CHUNK] = c;
1483                 } else {
1484                         buf[PAGE_SIZE - 1] = 0;
1485                         pr_cont("%s", buf + i);
1486                 }
1487         }
1488
1489         return 0;
1490 }
1491 #endif
1492
1493 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1494                         struct rk_fb_reg_win_data *reg_win_data)
1495 {
1496         int i, index_buf;
1497         struct rk_fb_reg_area_data *area_data;
1498         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1499
1500         for (i = 0; i < reg_win_data->area_num; i++) {
1501                 area_data = &reg_win_data->reg_area_data[i];
1502                 index_buf = area_data->index_buf;
1503 #if defined(CONFIG_ROCKCHIP_IOMMU)
1504                 if (dev_drv->iommu_enabled) {
1505                         if ((rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
1506                              (area_data->ion_handle != NULL))
1507                                 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1508                                                 area_data->ion_handle);
1509                         freed_addr[freed_index++] = area_data->smem_start;
1510                 }
1511 #endif
1512                 if (area_data->ion_handle != NULL)
1513                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1514
1515                 if (area_data->acq_fence)
1516                         sync_fence_put(area_data->acq_fence);
1517         }
1518         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1519 }
1520
1521 static void rk_fb_update_win(struct rk_lcdc_driver *dev_drv,
1522                                 struct rk_lcdc_win *win,
1523                                 struct rk_fb_reg_win_data *reg_win_data)
1524 {
1525         int i = 0;
1526         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
1527         struct rk_screen *cur_screen;
1528         struct rk_screen primary_screen;
1529
1530         if (unlikely(!inf) || unlikely(!dev_drv) ||
1531             unlikely(!win) || unlikely(!reg_win_data))
1532                 return;
1533
1534         cur_screen = dev_drv->cur_screen;
1535         rk_fb_get_prmry_screen(&primary_screen);
1536
1537         win->area_num = reg_win_data->area_num;
1538         win->id = reg_win_data->win_id;
1539         win->z_order = reg_win_data->z_order;
1540
1541         if (reg_win_data->reg_area_data[0].smem_start > 0) {
1542                 win->state = 1;
1543                 win->area_num = reg_win_data->area_num;
1544                 win->id = reg_win_data->win_id;
1545                 win->z_order = reg_win_data->z_order;
1546                 win->area[0].uv_vir_stride =
1547                     reg_win_data->reg_area_data[0].uv_vir_stride;
1548                 win->area[0].cbr_start =
1549                     reg_win_data->reg_area_data[0].cbr_start;
1550                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1551                 win->alpha_en = reg_win_data->alpha_en;
1552                 win->alpha_mode = reg_win_data->alpha_mode;
1553                 win->g_alpha_val = reg_win_data->g_alpha_val;
1554                 win->mirror_en = reg_win_data->mirror_en;
1555                 win->area[0].fbdc_en =
1556                         reg_win_data->reg_area_data[0].fbdc_en;
1557                 win->area[0].fbdc_cor_en =
1558                         reg_win_data->reg_area_data[0].fbdc_cor_en;
1559                 win->area[0].fbdc_data_format =
1560                         reg_win_data->reg_area_data[0].fbdc_data_format;
1561                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1562                         if (reg_win_data->reg_area_data[i].smem_start > 0) {
1563                                 win->area[i].format =
1564                                         reg_win_data->reg_area_data[i].data_format;
1565                                 if (inf->disp_policy != DISPLAY_POLICY_BOX)
1566                                         win->area[i].ion_hdl =
1567                                         reg_win_data->reg_area_data[i].ion_handle;
1568                                 win->area[i].smem_start =
1569                                         reg_win_data->reg_area_data[i].smem_start;
1570                                 if (inf->disp_mode == DUAL ||
1571                                     inf->disp_mode == NO_DUAL ||
1572                                     inf->disp_policy == DISPLAY_POLICY_BOX) {
1573                                         win->area[i].xpos =
1574                                                 reg_win_data->reg_area_data[i].xpos;
1575                                         win->area[i].ypos =
1576                                                 reg_win_data->reg_area_data[i].ypos;
1577                                         win->area[i].xsize =
1578                                                 reg_win_data->reg_area_data[i].xsize;
1579                                         win->area[i].ysize =
1580                                                 reg_win_data->reg_area_data[i].ysize;
1581                                 } else {
1582                                         win->area[i].xpos =
1583                                                 reg_win_data->reg_area_data[i].xpos *
1584                                                 cur_screen->mode.xres /
1585                                                 primary_screen.mode.xres;
1586                                         win->area[i].ypos =
1587                                                 reg_win_data->reg_area_data[i].ypos *
1588                                                 cur_screen->mode.yres /
1589                                                 primary_screen.mode.yres;
1590                                         win->area[i].xsize =
1591                                                 reg_win_data->reg_area_data[i].xsize *
1592                                                 cur_screen->mode.xres /
1593                                                 primary_screen.mode.xres;
1594                                         win->area[i].ysize =
1595                                                 reg_win_data->reg_area_data[i].ysize *
1596                                                 cur_screen->mode.yres /
1597                                                 primary_screen.mode.yres;
1598
1599                                         /* recalc display size if set hdmi scaler when at ONE_DUAL mode */
1600                                         if (inf->disp_mode == ONE_DUAL && hdmi_switch_state) {
1601                                                 if (cur_screen->xsize > 0 &&
1602                                                     cur_screen->xsize <= cur_screen->mode.xres) {
1603                                                         win->area[i].xpos =
1604                                                                 ((cur_screen->mode.xres - cur_screen->xsize) >> 1) +
1605                                                                 cur_screen->xsize * win->area[i].xpos / cur_screen->mode.xres;
1606                                                         win->area[i].xsize =
1607                                                                 win->area[i].xsize * cur_screen->xsize / cur_screen->mode.xres;
1608                                                 }
1609                                                 if (cur_screen->ysize > 0 && cur_screen->ysize <= cur_screen->mode.yres) {
1610                                                         win->area[i].ypos =
1611                                                                 ((cur_screen->mode.yres - cur_screen->ysize) >> 1) +
1612                                                                 cur_screen->ysize * win->area[i].ypos / cur_screen->mode.yres;
1613                                                         win->area[i].ysize =
1614                                                                 win->area[i].ysize * cur_screen->ysize / cur_screen->mode.yres;
1615                                                 }
1616                                         }
1617                                 }
1618                                 win->area[i].xact =
1619                                     reg_win_data->reg_area_data[i].xact;
1620                                 win->area[i].yact =
1621                                     reg_win_data->reg_area_data[i].yact;
1622                                 win->area[i].xvir =
1623                                     reg_win_data->reg_area_data[i].xvir;
1624                                 win->area[i].yvir =
1625                                     reg_win_data->reg_area_data[i].yvir;
1626                                 win->area[i].xoff =
1627                                     reg_win_data->reg_area_data[i].xoff;
1628                                 win->area[i].yoff =
1629                                     reg_win_data->reg_area_data[i].yoff;
1630                                 win->area[i].y_offset =
1631                                     reg_win_data->reg_area_data[i].y_offset;
1632                                 win->area[i].y_vir_stride =
1633                                     reg_win_data->reg_area_data[i].y_vir_stride;
1634                                 win->area[i].state = 1;
1635 #if defined(CONFIG_ROCKCHIP_IOMMU)
1636                                 if (dev_drv->iommu_enabled)
1637                                         g_last_addr[win->id][i] = win->area[i].smem_start +
1638                                                 win->area[i].y_offset;
1639 #endif
1640                         } else {
1641                                 win->area[i].state = 0;
1642 #if defined(CONFIG_ROCKCHIP_IOMMU)
1643                                 if (dev_drv->iommu_enabled)
1644                                         g_last_addr[win->id][i] = -1;
1645 #endif
1646                         }
1647                 }
1648         }
1649 }
1650
1651 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1652                                                      *regs, int win_id)
1653 {
1654         int i;
1655         struct rk_fb_reg_win_data *win_data = NULL;
1656         for (i = 0; i < regs->win_num; i++) {
1657                 if (regs->reg_win_data[i].win_id == win_id) {
1658                         win_data = &(regs->reg_win_data[i]);
1659                         break;
1660                 }
1661         }
1662
1663         return win_data;
1664 }
1665
1666 static int rk_fb_reg_effect(struct rk_lcdc_driver *dev_drv,
1667                              struct rk_fb_reg_data *regs,
1668                              int count)
1669 {
1670         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1671         int i, j, wait_for_vsync = false;
1672         unsigned int dsp_addr[5][4];
1673         unsigned int area_support[5] = {1, 1, 1, 1, 1};
1674         int win_status = 0;
1675
1676         if (dev_drv->ops->get_dsp_addr)
1677                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1678
1679         if (dev_drv->ops->area_support_num)
1680                 dev_drv->ops->area_support_num(dev_drv, area_support);
1681
1682         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1683                 if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
1684                     (!strcmp(dev_drv->win[i]->name, "hwc")))
1685                         continue;
1686
1687                 for (j = 0;j < RK_WIN_MAX_AREA; j++) {
1688                         if ((j > 0) && (area_support[i] == 1)) {
1689                                 continue;
1690                         }
1691                         if (dev_drv->win[i]->area[j].state == 1) {
1692                                 u32 new_start =
1693                                         dev_drv->win[i]->area[j].smem_start +
1694                                         dev_drv->win[i]->area[j].y_offset;
1695                                 u32 reg_start = dsp_addr[i][j];
1696                                 if ((rk_fb->disp_policy ==
1697                                         DISPLAY_POLICY_BOX) &&
1698                                         (dev_drv->suspend_flag))
1699                                         continue;
1700                                 if (unlikely(new_start != reg_start)) {
1701                                         wait_for_vsync = true;
1702                                         dev_info(dev_drv->dev,
1703                                                  "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1704                                                  i, new_start, reg_start, 101 - count);
1705                                         break;
1706                                 }
1707                         } else if (dev_drv->win[i]->area[j].state == 0) {
1708                                 if (dev_drv->ops->get_win_state) {
1709                                         win_status =
1710                                         dev_drv->ops->get_win_state(dev_drv, i, j);
1711                                         if (win_status)
1712                                                 wait_for_vsync = true;
1713                                 }
1714                         } else {
1715                                 pr_err("!!!win[%d]state:%d,error!!!\n",
1716                                        i, dev_drv->win[i]->state);
1717                         }
1718                 }
1719         }
1720
1721         return wait_for_vsync;
1722 }
1723
1724 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1725                              struct rk_fb_reg_data *regs)
1726 {
1727         int i, j;
1728         struct rk_lcdc_win *win;
1729         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1730         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1731         struct rk_fb_reg_win_data *win_data;
1732         bool wait_for_vsync;
1733         int count = 100;
1734         long timeout;
1735
1736         /* acq_fence wait */
1737         for (i = 0; i < regs->win_num; i++) {
1738                 win_data = &regs->reg_win_data[i];
1739                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1740                         if (win_data->reg_area_data[j].acq_fence) {
1741                                 /* printk("acq_fence wait!!!!!\n"); */
1742                                 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1743                         }
1744                 }
1745         }
1746
1747         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1748                 win = dev_drv->win[i];
1749                 win_data = rk_fb_get_win_data(regs, i);
1750                 if (win_data) {
1751                         if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
1752                             (win_data->reg_area_data[0].data_format == YUV420 ||
1753                              win_data->reg_area_data[0].data_format == YUV420_NV21 ||
1754                              win_data->reg_area_data[0].data_format == YUV420_A))
1755                                 continue;
1756                         mutex_lock(&dev_drv->win_config);
1757                         rk_fb_update_win(dev_drv, win, win_data);
1758                         win->state = 1;
1759                         dev_drv->ops->set_par(dev_drv, i);
1760                         dev_drv->ops->pan_display(dev_drv, i);
1761                         mutex_unlock(&dev_drv->win_config);
1762                 } else {
1763                         win->z_order = -1;
1764                         win->state = 0;
1765 #if defined(CONFIG_ROCKCHIP_IOMMU)
1766                         if (dev_drv->iommu_enabled) {
1767                                 for (j = 0; j < 4; j++)
1768                                         g_last_addr[i][j] = -1;
1769                         }
1770 #endif
1771                 }
1772         }
1773         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1774         dev_drv->ops->cfg_done(dev_drv);
1775
1776         do {
1777                 timestamp = dev_drv->vsync_info.timestamp;
1778                 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1779                                 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1780                                 msecs_to_jiffies(50));
1781
1782                 wait_for_vsync = rk_fb_reg_effect(dev_drv, regs, count);
1783         } while (wait_for_vsync && count--);
1784 #ifdef H_USE_FENCE
1785         sw_sync_timeline_inc(dev_drv->timeline, 1);
1786 #endif
1787
1788         if (dev_drv->front_regs) {
1789 #if defined(CONFIG_ROCKCHIP_IOMMU)
1790                 if (dev_drv->iommu_enabled) {
1791                         if (dev_drv->ops->mmu_en)
1792                                 dev_drv->ops->mmu_en(dev_drv);
1793                         freed_index = 0;
1794                         g_last_timeout = timeout;
1795                 }
1796 #endif
1797
1798                 mutex_lock(&dev_drv->front_lock);
1799
1800                 for (i = 0; i < dev_drv->front_regs->win_num; i++) {
1801                         win_data = &dev_drv->front_regs->reg_win_data[i];
1802                         rk_fb_free_dma_buf(dev_drv, win_data);
1803                 }
1804                 kfree(dev_drv->front_regs);
1805
1806                 mutex_unlock(&dev_drv->front_lock);
1807
1808 #if defined(CONFIG_ROCKCHIP_IOMMU)
1809                 if (dev_drv->iommu_enabled)
1810                         freed_addr[freed_index] = 0xfefefefe;
1811 #endif
1812         }
1813
1814         mutex_lock(&dev_drv->front_lock);
1815
1816         dev_drv->front_regs = regs;
1817
1818         mutex_unlock(&dev_drv->front_lock);
1819
1820         trace_buffer_dump(&fb_pdev->dev, dev_drv);
1821 }
1822
1823 static void rk_fb_update_regs_handler(struct kthread_work *work)
1824 {
1825         struct rk_lcdc_driver *dev_drv =
1826             container_of(work, struct rk_lcdc_driver, update_regs_work);
1827         struct rk_fb_reg_data *data, *next;
1828
1829         mutex_lock(&dev_drv->update_regs_list_lock);
1830         dev_drv->saved_list = dev_drv->update_regs_list;
1831         list_replace_init(&dev_drv->update_regs_list, &dev_drv->saved_list);
1832         mutex_unlock(&dev_drv->update_regs_list_lock);
1833
1834         list_for_each_entry_safe(data, next, &dev_drv->saved_list, list) {
1835                 rk_fb_update_reg(dev_drv, data);
1836                 list_del(&data->list);
1837         }
1838
1839         if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
1840                 wake_up(&dev_drv->update_regs_wait);
1841 }
1842
1843 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
1844                                   struct rk_screen *screen)
1845 {
1846         if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
1847             (area_par->xact <= 0) || (area_par->yact <= 0) ||
1848             (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1849                 pr_err("check config var fail 0:\n"
1850                        "x_offset=%d,xact=%d,xvir=%d\n",
1851                        area_par->x_offset, area_par->xact, area_par->xvir);
1852                 return -EINVAL;
1853         }
1854
1855         if ((area_par->xpos + area_par->xsize > screen->mode.xres) ||
1856             (area_par->ypos + area_par->ysize > screen->mode.yres) ||
1857             (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1858                 pr_warn("check config var fail 1:\n"
1859                        "xpos=%d,xsize=%d,xres=%d\n"
1860                        "ypos=%d,ysize=%d,yres=%d\n",
1861                        area_par->xpos, area_par->xsize, screen->mode.xres,
1862                        area_par->ypos, area_par->ysize, screen->mode.yres);
1863                 return -EINVAL;
1864         }
1865         return 0;
1866 }
1867
1868 static int rk_fb_set_win_buffer(struct fb_info *info,
1869                                 struct rk_fb_win_par *win_par,
1870                                 struct rk_fb_reg_win_data *reg_win_data)
1871 {
1872         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1873         struct fb_fix_screeninfo *fix = &info->fix;
1874         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1875         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1876         /*if hdmi size move to hwc,screen should point to cur_screen
1877           otherwise point to screen0[main screen]*/
1878         struct rk_screen *screen = dev_drv->cur_screen;/*screen0;*/
1879         struct fb_info *fbi;
1880         int i, ion_fd, acq_fence_fd;
1881         u32 xvir, yvir;
1882         u32 xoffset, yoffset;
1883
1884         struct ion_handle *hdl;
1885         size_t len;
1886         int index_buf;
1887         u8 fb_data_fmt;
1888         u8 pixel_width;
1889         u32 vir_width_bit;
1890         u32 stride, uv_stride;
1891         u32 stride_32bit_1;
1892         u32 stride_32bit_2;
1893         u16 uv_x_off, uv_y_off, uv_y_act;
1894         u8 is_pic_yuv = 0;
1895         u8 ppixel_a = 0, global_a = 0;
1896         ion_phys_addr_t phy_addr;
1897         int ret = 0;
1898         int buff_len;
1899
1900         reg_win_data->reg_area_data[0].smem_start = -1;
1901         reg_win_data->area_num = 0;
1902         fbi = rk_fb->fb[reg_win_data->win_id];
1903         if (win_par->area_par[0].phy_addr == 0) {
1904                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1905                         ion_fd = win_par->area_par[i].ion_fd;
1906                         if (ion_fd > 0) {
1907                                 hdl =
1908                                     ion_import_dma_buf(rk_fb->ion_client,
1909                                                        ion_fd);
1910                                 if (IS_ERR(hdl)) {
1911                                         pr_info("%s: Could not import handle:"
1912                                                 " %ld\n", __func__, (long)hdl);
1913                                         /*return -EINVAL; */
1914                                         break;
1915                                 }
1916                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
1917 #ifndef CONFIG_ROCKCHIP_IOMMU
1918                                 ret = ion_phys(rk_fb->ion_client, hdl, &phy_addr,
1919                                                 &len);
1920 #else
1921                                 if (dev_drv->iommu_enabled)
1922                                         ret = ion_map_iommu(dev_drv->dev,
1923                                                                 rk_fb->ion_client,
1924                                                                 hdl,
1925                                                                 (unsigned long *)&phy_addr,
1926                                                                 (unsigned long *)&len);
1927                                 else
1928                                         ret = ion_phys(rk_fb->ion_client, hdl,
1929                                                         &phy_addr, &len);
1930 #endif
1931                                 if (ret < 0) {
1932                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
1933                                         ion_free(rk_fb->ion_client, hdl);
1934                                         return -ENOMEM;
1935                                 }
1936                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1937                                 reg_win_data->area_num++;
1938                                 reg_win_data->area_buf_num++;
1939                                 reg_win_data->reg_area_data[i].index_buf = 1;
1940                                 reg_win_data->reg_area_data[i].buff_len = len;
1941                         }
1942                 }
1943         } else {
1944                 reg_win_data->reg_area_data[0].smem_start =
1945                     win_par->area_par[0].phy_addr;
1946                 reg_win_data->area_num = 1;
1947                 reg_win_data->area_buf_num++;
1948                 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
1949         }
1950
1951         if (reg_win_data->area_num == 0) {
1952                 for (i = 0; i < RK_WIN_MAX_AREA; i++)
1953                         reg_win_data->reg_area_data[i].smem_start = 0;
1954                 reg_win_data->z_order = -1;
1955                 reg_win_data->win_id = -1;
1956                 return 0;
1957         }
1958
1959         for (i = 0; i < reg_win_data->area_num; i++) {
1960                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1961                 index_buf = reg_win_data->reg_area_data[i].index_buf;
1962                 if ((acq_fence_fd > 0) && (index_buf == 1)) {
1963                         reg_win_data->reg_area_data[i].acq_fence =
1964                             sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1965                 }
1966         }
1967         if (reg_win_data->reg_area_data[0].smem_start > 0) {
1968                 reg_win_data->z_order = win_par->z_order;
1969                 reg_win_data->win_id = win_par->win_id;
1970         } else {
1971                 reg_win_data->z_order = -1;
1972                 reg_win_data->win_id = -1;
1973         }
1974
1975         reg_win_data->mirror_en = win_par->mirror_en;
1976         for (i = 0; i < reg_win_data->area_num; i++) {
1977                 /*rk_fb_check_config_var(&win_par->area_par[i], screen);*/
1978
1979                 fb_data_fmt = rk_fb_data_fmt(win_par->area_par[i].data_format, 0);
1980                 reg_win_data->reg_area_data[i].data_format = fb_data_fmt;
1981                 if (fb_data_fmt >= FBDC_RGB_565) {
1982                         reg_win_data->reg_area_data[i].fbdc_en = 1;
1983                         reg_win_data->reg_area_data[i].fbdc_cor_en = 1;
1984                 } else {
1985                         reg_win_data->reg_area_data[i].fbdc_en = 0;
1986                         reg_win_data->reg_area_data[i].fbdc_cor_en = 0;
1987                 }
1988                 pixel_width = rk_fb_pixel_width(fb_data_fmt);
1989
1990                 ppixel_a |= ((fb_data_fmt == ARGB888) ||
1991                              (fb_data_fmt == FBDC_ARGB_888) ||
1992                              (fb_data_fmt == FBDC_ABGR_888) ||
1993                              (fb_data_fmt == ABGR888)) ? 1 : 0;
1994                 /* visiable pos in panel */
1995                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
1996                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1997
1998                 /* realy size in panel */
1999                 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
2000                 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
2001
2002                 /* realy size in panel */
2003                 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
2004                 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
2005
2006                 xoffset = win_par->area_par[i].x_offset;        /* buf offset */
2007                 yoffset = win_par->area_par[i].y_offset;
2008                 reg_win_data->reg_area_data[i].xoff = xoffset;
2009                 reg_win_data->reg_area_data[i].yoff = yoffset;
2010
2011                 xvir = win_par->area_par[i].xvir;
2012                 reg_win_data->reg_area_data[i].xvir = xvir;
2013                 yvir = win_par->area_par[i].yvir;
2014                 reg_win_data->reg_area_data[i].yvir = yvir;
2015
2016                 vir_width_bit = pixel_width * xvir;
2017                 /* pixel_width = byte_num*8 */
2018                 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
2019                 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
2020
2021                 stride = stride_32bit_1;        /* default rgb */
2022                 fix->line_length = stride;
2023                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
2024
2025                 /* x y mirror ,jump line
2026                  * reg_win_data->reg_area_data[i].y_offset =
2027                  *              yoffset*stride+xoffset*pixel_width/8;
2028                  */
2029                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2030                         if (screen->interlace == 1) {
2031                                 reg_win_data->reg_area_data[i].y_offset =
2032                                     yoffset * stride * 2 +
2033                                     ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
2034                                     xoffset * pixel_width / 8;
2035                         } else {
2036                                 reg_win_data->reg_area_data[i].y_offset =
2037                                     yoffset * stride +
2038                                     (reg_win_data->reg_area_data[i].yact - 1) * stride +
2039                                     xoffset * pixel_width / 8;
2040                         }
2041                 } else {
2042                         if (screen->interlace == 1) {
2043                                 reg_win_data->reg_area_data[i].y_offset =
2044                                     yoffset * stride * 2 +
2045                                     xoffset * pixel_width / 8;
2046                         } else {
2047                                 reg_win_data->reg_area_data[i].y_offset =
2048                                     yoffset * stride +
2049                                     xoffset * pixel_width / 8;
2050                         }
2051                 }
2052                 if ((fb_data_fmt != YUV420) &&
2053                     (fb_data_fmt != YUV420_NV21) &&
2054                     (fb_data_fmt != YUV422) &&
2055                     (fb_data_fmt != YUV444) &&
2056                     dev_drv->iommu_enabled) {
2057                         buff_len = reg_win_data->reg_area_data[i].y_offset +
2058                                 reg_win_data->reg_area_data[i].xvir *
2059                                 reg_win_data->reg_area_data[i].yact *
2060                                 pixel_width / 8 -
2061                                 reg_win_data->reg_area_data[i].xoff*
2062                                 pixel_width / 8;
2063                         if (buff_len > reg_win_data->reg_area_data[i].buff_len)
2064                                 pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2065                                        "yact[%d]*bpp[%d]"
2066                                        "=buff_len[0x%x]>>mmu len=0x%x\n",
2067                                        fb_data_fmt,
2068                                        reg_win_data->reg_area_data[i].xvir,
2069                                        reg_win_data->reg_area_data[i].yact,
2070                                        pixel_width, buff_len,
2071                                        reg_win_data->reg_area_data[i].buff_len);
2072                 }
2073         }
2074
2075         global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
2076         reg_win_data->alpha_en = ppixel_a | global_a;
2077         reg_win_data->g_alpha_val = win_par->g_alpha_val;
2078         reg_win_data->alpha_mode = win_par->alpha_mode;
2079
2080         switch (fb_data_fmt) {
2081         case YUV422:
2082         case YUV422_A:
2083                 is_pic_yuv = 1;
2084                 stride = stride_32bit_1;
2085                 uv_stride = stride_32bit_1 >> 1;
2086                 uv_x_off = xoffset >> 1;
2087                 uv_y_off = yoffset;
2088                 fix->line_length = stride;
2089                 uv_y_act = win_par->area_par[0].yact >> 1;
2090                 break;
2091         case YUV420:            /* nv12 */
2092         case YUV420_NV21:       /* nv21 */
2093         case YUV420_A:
2094                 is_pic_yuv = 1;
2095                 stride = stride_32bit_1;
2096                 uv_stride = stride_32bit_1;
2097                 uv_x_off = xoffset;
2098                 uv_y_off = yoffset >> 1;
2099                 fix->line_length = stride;
2100                 uv_y_act = win_par->area_par[0].yact >> 1;
2101                 break;
2102         case YUV444:
2103         case YUV444_A:
2104                 is_pic_yuv = 1;
2105                 stride = stride_32bit_1;
2106                 uv_stride = stride_32bit_2;
2107                 uv_x_off = xoffset * 2;
2108                 uv_y_off = yoffset;
2109                 fix->line_length = stride << 2;
2110                 uv_y_act = win_par->area_par[0].yact;
2111                 break;
2112         default:
2113                 break;
2114         }
2115         if (is_pic_yuv == 1) {
2116                 reg_win_data->reg_area_data[0].cbr_start =
2117                     reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2118                 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2119                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2120                         if (screen->interlace == 1) {
2121                                 reg_win_data->reg_area_data[0].c_offset =
2122                                     uv_y_off * uv_stride * 2 +
2123                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
2124                                     uv_x_off * pixel_width / 8;
2125                         } else {
2126                                 reg_win_data->reg_area_data[0].c_offset =
2127                                     uv_y_off * uv_stride +
2128                                     (uv_y_act - 1) * uv_stride +
2129                                     uv_x_off * pixel_width / 8;
2130                         }
2131                 } else {
2132                         if (screen->interlace == 1) {
2133                                 reg_win_data->reg_area_data[0].c_offset =
2134                                     uv_y_off * uv_stride * 2 +
2135                                     uv_x_off * pixel_width / 8;
2136                         } else {
2137                                 reg_win_data->reg_area_data[0].c_offset =
2138                                     uv_y_off * uv_stride +
2139                                     uv_x_off * pixel_width / 8;
2140                         }
2141                 }
2142                 buff_len = reg_win_data->reg_area_data[0].cbr_start +
2143                         reg_win_data->reg_area_data[0].c_offset +
2144                         reg_win_data->reg_area_data[0].xvir *
2145                         reg_win_data->reg_area_data[0].yact *
2146                         pixel_width / 16 -
2147                         reg_win_data->reg_area_data[0].smem_start -
2148                         reg_win_data->reg_area_data[0].xoff*
2149                         pixel_width / 16 ;
2150                 if ((buff_len > reg_win_data->reg_area_data[0].buff_len) &&
2151                      dev_drv->iommu_enabled)
2152                         pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2153                                "yact[%d]*bpp[%d]"
2154                                "=buff_len[0x%x]>>mmu len=0x%x\n",
2155                                fb_data_fmt,
2156                                reg_win_data->reg_area_data[0].xvir,
2157                                reg_win_data->reg_area_data[0].yact,
2158                                pixel_width, buff_len,
2159                                reg_win_data->reg_area_data[0].buff_len);
2160         }
2161
2162         /* record buffer information for rk_fb_disp_scale to prevent fence timeout
2163          * because rk_fb_disp_scale will call function info->fbops->fb_set_par(info);
2164          */
2165         info->var.yoffset = yoffset;
2166         info->var.xoffset = xoffset;
2167         return 0;
2168 }
2169
2170 static int rk_fb_set_win_config(struct fb_info *info,
2171                                 struct rk_fb_win_cfg_data *win_data)
2172 {
2173         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2174         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2175         struct rk_fb_reg_data *regs;
2176 #ifdef H_USE_FENCE
2177         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2178         struct sync_fence *retire_fence;
2179         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2180         struct sync_pt *retire_sync_pt;
2181         char fence_name[20];
2182 #endif
2183         int ret = 0, i, j = 0;
2184         int list_is_empty = 0;
2185         struct rk_screen *screen = dev_drv->cur_screen;
2186
2187         mutex_lock(&dev_drv->output_lock);
2188
2189         for (i = 0; i < 4; i++) {
2190                 for (j = 0; j < 4; j++) {
2191                         if (win_data->win_par[i].area_par[j].ion_fd > 0)
2192                                 ret += rk_fb_check_config_var(
2193                                         &win_data->win_par[i].area_par[j],
2194                                         screen);
2195                 }
2196         }
2197         if ((dev_drv->suspend_flag) || (dev_drv->hdmi_switch) || (ret < 0)) {
2198                 dev_drv->timeline_max++;
2199                 sw_sync_timeline_inc(dev_drv->timeline, 1);
2200                 if (dev_drv->suspend_flag)
2201                         pr_err("suspend_flag=%d\n", dev_drv->suspend_flag);
2202                 else if (dev_drv->hdmi_switch)
2203                         pr_err("hdmi switch = %d\n", dev_drv->hdmi_switch);
2204                 else
2205                         pr_err("error config ,ignore\n");
2206                 for (j = 0; j < RK_MAX_BUF_NUM; j++)
2207                         win_data->rel_fence_fd[j] = -1;
2208                 win_data->ret_fence_fd = -1;
2209                 goto err;
2210         }
2211
2212         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2213         if (!regs) {
2214                 printk(KERN_INFO "could not allocate rk_fb_reg_data\n");
2215                 ret = -ENOMEM;
2216                 goto err;
2217         }
2218
2219         for (i = 0,j = 0; i < dev_drv->lcdc_win_num; i++) {
2220                 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2221                         if (rk_fb_set_win_buffer(info, &win_data->win_par[i],
2222                                                  &regs->reg_win_data[j])) {
2223                                 ret = -ENOMEM;
2224                                 goto err2;
2225                         }
2226                         if (regs->reg_win_data[j].area_num > 0) {
2227                                 regs->win_num++;
2228                                 regs->buf_num +=
2229                                     regs->reg_win_data[j].area_buf_num;
2230                         }
2231                         j++;
2232                 } else {
2233                         printk(KERN_INFO "error:win_id bigger than lcdc_win_num\n");
2234                         printk(KERN_INFO "i=%d,win_id=%d\n", i,
2235                                win_data->win_par[i].win_id);
2236                 }
2237         }
2238
2239         if (regs->win_num <= 0)
2240                 goto err_null_frame;
2241
2242         dev_drv->timeline_max++;
2243 #ifdef H_USE_FENCE
2244         win_data->ret_fence_fd = get_unused_fd();
2245         if (win_data->ret_fence_fd < 0) {
2246                 pr_err("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2247                 win_data->ret_fence_fd = -1;
2248                 ret = -EFAULT;
2249                 goto err2;
2250         }
2251         for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2252                 if (i < regs->buf_num) {
2253                         sprintf(fence_name, "fence%d", i);
2254                         win_data->rel_fence_fd[i] = get_unused_fd();
2255                         if (win_data->rel_fence_fd[i] < 0) {
2256                                 printk(KERN_INFO "rel_fence_fd=%d\n",
2257                                        win_data->rel_fence_fd[i]);
2258                                 ret = -EFAULT;
2259                                 goto err2;
2260                         }
2261                         release_sync_pt[i] =
2262                             sw_sync_pt_create(dev_drv->timeline,
2263                                               dev_drv->timeline_max);
2264                         release_fence[i] =
2265                             sync_fence_create(fence_name, release_sync_pt[i]);
2266                         sync_fence_install(release_fence[i],
2267                                            win_data->rel_fence_fd[i]);
2268                 } else {
2269                         win_data->rel_fence_fd[i] = -1;
2270                 }
2271         }
2272
2273         retire_sync_pt =
2274             sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2275         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2276         sync_fence_install(retire_fence, win_data->ret_fence_fd);
2277 #else
2278         for (i = 0; i < RK_MAX_BUF_NUM; i++)
2279                 win_data->rel_fence_fd[i] = -1;
2280
2281         win_data->ret_fence_fd = -1;
2282 #endif
2283         if (dev_drv->wait_fs == 0) {
2284                 mutex_lock(&dev_drv->update_regs_list_lock);
2285                 list_add_tail(&regs->list, &dev_drv->update_regs_list);
2286                 mutex_unlock(&dev_drv->update_regs_list_lock);
2287                 queue_kthread_work(&dev_drv->update_regs_worker,
2288                                    &dev_drv->update_regs_work);
2289         } else {
2290                 mutex_lock(&dev_drv->update_regs_list_lock);
2291                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2292                                         list_empty(&dev_drv->saved_list);
2293                 mutex_unlock(&dev_drv->update_regs_list_lock);
2294                 if (!list_is_empty) {
2295                         ret = wait_event_timeout(dev_drv->update_regs_wait,
2296                                 list_empty(&dev_drv->update_regs_list) && list_empty(&dev_drv->saved_list),
2297                                 msecs_to_jiffies(60));
2298                         if (ret > 0)
2299                                 rk_fb_update_reg(dev_drv, regs);
2300                         else
2301                                 printk("%s: wait update_regs_wait timeout\n", __func__);
2302                 } else if (ret == 0) {
2303                         rk_fb_update_reg(dev_drv, regs);
2304                 }
2305         }
2306
2307 err:
2308         mutex_unlock(&dev_drv->output_lock);
2309         return ret;
2310 err_null_frame:
2311         for (j = 0; j < RK_MAX_BUF_NUM; j++)
2312                 win_data->rel_fence_fd[j] = -1;
2313         win_data->ret_fence_fd = -1;
2314         pr_info("win num = %d,null frame\n", regs->win_num);
2315 err2:
2316         kfree(regs);
2317         mutex_unlock(&dev_drv->output_lock);
2318
2319         return ret;
2320 }
2321
2322 #if 1
2323 static int cfgdone_distlist[10] = { 0 };
2324
2325 static int cfgdone_index;
2326 static int cfgdone_lasttime;
2327
2328 int rk_get_real_fps(int before)
2329 {
2330         struct timespec now;
2331         int dist_curr;
2332         int dist_total = 0;
2333         int dist_count = 0;
2334         int dist_first = 0;
2335
2336         int index = cfgdone_index;
2337         int i = 0, fps = 0;
2338         int total;
2339
2340         if (before > 100)
2341                 before = 100;
2342         if (before < 0)
2343                 before = 0;
2344
2345         getnstimeofday(&now);
2346         dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2347                         cfgdone_lasttime;
2348         total = dist_curr;
2349         /*
2350            printk("fps: ");
2351          */
2352         for (i = 0; i < 10; i++) {
2353                 if (--index < 0)
2354                         index = 9;
2355                 total += cfgdone_distlist[index];
2356                 if (i == 0)
2357                         dist_first = cfgdone_distlist[index];
2358                 if (total < (before * 1000)) {
2359                         /*
2360                            printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
2361                          */
2362                         dist_total += cfgdone_distlist[index];
2363                         dist_count++;
2364                 } else {
2365                         break;
2366                 }
2367         }
2368
2369         /*
2370            printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
2371          */
2372         dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2373         dist_total += dist_curr;
2374         dist_count++;
2375
2376         if (dist_total > 0)
2377                 fps = (1000000 * dist_count) / dist_total;
2378         else
2379                 fps = 60;
2380
2381         /*
2382            printk("curr2 %d, fps=%d\n", dist_curr, fps);
2383          */
2384         return fps;
2385 }
2386 EXPORT_SYMBOL(rk_get_real_fps);
2387
2388 #endif
2389 #ifdef CONFIG_ROCKCHIP_IOMMU
2390 #define ION_MAX 10
2391 static struct ion_handle *ion_hanle[ION_MAX];
2392 static struct ion_handle *ion_hwc[1];
2393 #endif
2394 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2395                        unsigned long arg)
2396 {
2397         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2398         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2399         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2400         struct fb_fix_screeninfo *fix = &info->fix;
2401         struct rk_lcdc_win *win;
2402         int enable;     /* enable fb:1 enable;0 disable */
2403         int ovl;        /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2404         int num_buf;    /* buffer_number */
2405         int ret;
2406         struct rk_fb_win_cfg_data win_data;
2407         unsigned int dsp_addr[4][4];
2408         int list_stat;
2409
2410         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2411
2412         void __user *argp = (void __user *)arg;
2413         win = dev_drv->win[win_id];
2414
2415         switch (cmd) {
2416         case RK_FBIOSET_HWC_ADDR:
2417         {
2418                 u32 hwc_phy[1];
2419                 if (copy_from_user(hwc_phy, argp, 4))
2420                         return -EFAULT;
2421 #ifdef CONFIG_ROCKCHIP_IOMMU
2422                 if (!dev_drv->iommu_enabled) {
2423 #endif
2424                         fix->smem_start = hwc_phy[0];
2425 #ifdef CONFIG_ROCKCHIP_IOMMU
2426                 } else {
2427                         int usr_fd;
2428                         struct ion_handle *hdl;
2429                         ion_phys_addr_t phy_addr;
2430                         size_t len;
2431
2432                         usr_fd = hwc_phy[0];
2433                         if (!usr_fd) {
2434                                 fix->smem_start = 0;
2435                                 fix->mmio_start = 0;
2436                                 dev_drv->ops->open(dev_drv, win_id, 0);
2437                                 break;
2438                         }
2439
2440                         if (ion_hwc[0] != 0) {
2441                                 ion_free(rk_fb->ion_client, ion_hwc[0]);
2442                                 ion_hwc[0] = 0;
2443                         }
2444
2445                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2446                         if (IS_ERR(hdl)) {
2447                                 dev_err(info->dev, "failed to get hwc ion handle:%ld\n",
2448                                         PTR_ERR(hdl));
2449                                 return -EFAULT;
2450                         }
2451
2452                         ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2453                                                 (unsigned long *)&phy_addr,
2454                                                 (unsigned long *)&len);
2455                         if (ret < 0) {
2456                                 dev_err(info->dev, "ion map to get hwc phy addr failed");
2457                                 ion_free(rk_fb->ion_client, hdl);
2458                                 return -ENOMEM;
2459                         }
2460                         fix->smem_start = phy_addr;
2461                         ion_hwc[0] = hdl;
2462                 }
2463 #endif
2464                 break;
2465         }
2466         case RK_FBIOSET_YUV_ADDR:
2467                 {
2468                         u32 yuv_phy[2];
2469
2470                         if (copy_from_user(yuv_phy, argp, 8))
2471                                 return -EFAULT;
2472                         #ifdef CONFIG_ROCKCHIP_IOMMU
2473                         if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2474                         #endif
2475                                 fix->smem_start = yuv_phy[0];
2476                                 fix->mmio_start = yuv_phy[1];
2477                         #ifdef CONFIG_ROCKCHIP_IOMMU
2478                         } else {
2479                                 int usr_fd, offset, tmp;
2480                                 struct ion_handle *hdl;
2481                                 ion_phys_addr_t phy_addr;
2482                                 size_t len;
2483
2484                                 usr_fd = yuv_phy[0];
2485                                 offset = yuv_phy[1] - yuv_phy[0];
2486                                 if (!usr_fd) {
2487                                         fix->smem_start = 0;
2488                                         fix->mmio_start = 0;
2489                                         break;
2490                                 }
2491
2492                                 if (ion_hanle[ION_MAX - 1] != 0) {
2493                                         /*ion_unmap_kernel(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2494                                         /*ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2495                                         ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2496                                         ion_hanle[ION_MAX - 1] = 0;
2497                                 }
2498
2499                                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2500                                 if (IS_ERR(hdl)) {
2501                                         dev_err(info->dev, "failed to get ion handle:%ld\n",
2502                                                 PTR_ERR(hdl));
2503                                         return -EFAULT;
2504                                 }
2505
2506                                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2507                                                         (unsigned long *)&phy_addr,
2508                                                         (unsigned long *)&len);
2509                                 if (ret < 0) {
2510                                         dev_err(info->dev, "ion map to get phy addr failed");
2511                                         ion_free(rk_fb->ion_client, hdl);
2512                                         return -ENOMEM;
2513                                 }
2514                                 fix->smem_start = phy_addr;
2515                                 fix->mmio_start = phy_addr + offset;
2516                                 fix->smem_len = len;
2517                                 /*info->screen_base = ion_map_kernel(rk_fb->ion_client, hdl);*/
2518
2519                                 ion_hanle[0] = hdl;
2520                                 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2521                                         ion_hanle[tmp] = ion_hanle[tmp - 1];
2522                                 ion_hanle[0] = 0;
2523                         }
2524                         #endif
2525                         break;
2526                 }
2527         case RK_FBIOSET_ENABLE:
2528                 if (copy_from_user(&enable, argp, sizeof(enable)))
2529                         return -EFAULT;
2530                                 if (enable && fb_par->state)
2531                                         fb_par->state++;
2532                                 else
2533                                         fb_par->state--;
2534                 dev_drv->ops->open(dev_drv, win_id, enable);
2535                 break;
2536         case RK_FBIOGET_ENABLE:
2537                 enable = dev_drv->ops->get_win_state(dev_drv, win_id, 0);
2538                 if (copy_to_user(argp, &enable, sizeof(enable)))
2539                         return -EFAULT;
2540                 break;
2541         case RK_FBIOSET_OVERLAY_STA:
2542                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2543                         return -EFAULT;
2544                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2545                 break;
2546         case RK_FBIOGET_OVERLAY_STA:
2547                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2548                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2549                         return -EFAULT;
2550                 break;
2551         case RK_FBIOPUT_NUM_BUFFERS:
2552                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2553                         return -EFAULT;
2554                 dev_drv->num_buf = num_buf;
2555                 break;
2556         case RK_FBIOSET_VSYNC_ENABLE:
2557                 if (copy_from_user(&enable, argp, sizeof(enable)))
2558                         return -EFAULT;
2559                 dev_drv->vsync_info.active = enable;
2560                 break;
2561
2562         case RK_FBIOGET_DSP_ADDR:
2563                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2564                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2565                         return -EFAULT;
2566                 break;
2567         case RK_FBIOGET_LIST_STA:
2568                 list_stat = rk_fb_get_list_stat(dev_drv);
2569                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2570                         return -EFAULT;
2571
2572                 break;
2573         case RK_FBIOGET_IOMMU_STA:
2574                 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2575                                  sizeof(dev_drv->iommu_enabled)))
2576                         return -EFAULT;
2577                 break;
2578 #if defined(CONFIG_ION_ROCKCHIP)
2579         case RK_FBIOSET_DMABUF_FD:
2580                 {
2581                         int usr_fd;
2582                         struct ion_handle *hdl;
2583                         ion_phys_addr_t phy_addr;
2584                         size_t len;
2585                         if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2586                                 return -EFAULT;
2587                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2588                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2589                         fix->smem_start = phy_addr;
2590                         break;
2591                 }
2592         case RK_FBIOGET_DMABUF_FD:
2593                 {
2594                         int fd = -1;
2595
2596                         if (IS_ERR_OR_NULL(fb_par->ion_hdl)) {
2597                                 dev_err(info->dev,
2598                                         "get dma_buf fd failed,ion handle is err\n");
2599                                 return PTR_ERR(fb_par->ion_hdl);
2600                         }
2601                         fd = ion_share_dma_buf_fd(rk_fb->ion_client,
2602                                                   fb_par->ion_hdl);
2603                         if (fd < 0) {
2604                                 dev_err(info->dev,
2605                                         "ion_share_dma_buf_fd failed\n");
2606                                 return fd;
2607                         }
2608                         if (copy_to_user(argp, &fd, sizeof(fd)))
2609                                 return -EFAULT;
2610                         break;
2611                 }
2612 #endif
2613         case RK_FBIOSET_CLEAR_FB:
2614                 memset(fb_par->fb_virt_base, 0, fb_par->fb_size);
2615                 break;
2616         case RK_FBIOSET_CONFIG_DONE:
2617                 {
2618                         int curr = 0;
2619                         struct timespec now;
2620
2621                         getnstimeofday(&now);
2622                         curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2623                         cfgdone_distlist[cfgdone_index++] =
2624                             curr - cfgdone_lasttime;
2625                         /*
2626                            printk("%d ", curr - cfgdone_lasttime);
2627                          */
2628                         cfgdone_lasttime = curr;
2629                         if (cfgdone_index >= 10)
2630                                 cfgdone_index = 0;
2631                 }
2632                 if (copy_from_user(&win_data,
2633                                    (struct rk_fb_win_cfg_data __user *)argp,
2634                                    sizeof(win_data))) {
2635                         ret = -EFAULT;
2636                         break;
2637                 };
2638
2639                 dev_drv->wait_fs = win_data.wait_fs;
2640                 rk_fb_set_win_config(info, &win_data);
2641
2642                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2643                                  &win_data, sizeof(win_data))) {
2644                         ret = -EFAULT;
2645                         break;
2646                 }
2647                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2648
2649                 if (dev_drv->uboot_logo)
2650                         dev_drv->uboot_logo = 0;
2651
2652                 break;
2653         default:
2654                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2655                 break;
2656         }
2657
2658         return 0;
2659 }
2660
2661 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2662 {
2663         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2664         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2665         struct fb_fix_screeninfo *fix = &info->fix;
2666         int win_id;
2667 #if defined(CONFIG_RK_HDMI)
2668         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2669 #endif
2670
2671         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2672         if (win_id < 0)
2673                 return -ENODEV;
2674 #if defined(CONFIG_RK_HDMI)
2675         if ((rk_fb->disp_mode == ONE_DUAL) &&
2676             (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2677                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2678         } else
2679 #endif
2680         {
2681                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2682         }
2683         return 0;
2684 }
2685
2686 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2687 {
2688         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2689             (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2690             ((16 != var->bits_per_pixel) &&
2691             (32 != var->bits_per_pixel) &&
2692             (24 != var->bits_per_pixel))) {
2693                 dev_err(info->dev, "%s check var fail 1:\n"
2694                         "xres_vir:%d>>yres_vir:%d\n"
2695                         "xres:%d>>yres:%d\n"
2696                         "bits_per_pixel:%d\n",
2697                         info->fix.id,
2698                         var->xres_virtual,
2699                         var->yres_virtual,
2700                         var->xres, var->yres, var->bits_per_pixel);
2701                 return -EINVAL;
2702         }
2703
2704         if (((var->xoffset + var->xres) > var->xres_virtual) ||
2705             ((var->yoffset + var->yres) > (var->yres_virtual))) {
2706                 dev_err(info->dev, "%s check_var fail 2:\n"
2707                         "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2708                         "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2709                         info->fix.id,
2710                         var->xoffset,
2711                         var->xres,
2712                         var->xres_virtual,
2713                         var->yoffset, var->yres, var->yres_virtual);
2714                 return -EINVAL;
2715         }
2716
2717         return 0;
2718 }
2719
2720 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2721                           size_t count, loff_t *ppos)
2722 {
2723         unsigned long p = *ppos;
2724         u8 *buffer, *dst;
2725         u8 __iomem *src;
2726         int c, cnt = 0, err = 0;
2727         unsigned long total_size;
2728         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2729         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2730         struct rk_lcdc_win *win = NULL;
2731         int win_id = 0;
2732
2733         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2734         if (win_id < 0)
2735                 return -ENODEV;
2736         else
2737                 win = dev_drv->win[win_id];
2738
2739         /* only read the current frame buffer */
2740         if (win->area[0].format == RGB565) {
2741                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
2742         } else if ((win->area[0].format == YUV420) ||
2743                    (win->area[0].format == YUV420_NV21)) {
2744                 total_size =
2745                     (win->area[0].y_vir_stride * win->area[0].yact * 6);
2746         } else {
2747                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2748         }
2749         if (p >= total_size)
2750                 return 0;
2751
2752         if (count >= total_size)
2753                 count = total_size;
2754
2755         if (count + p > total_size)
2756                 count = total_size - p;
2757
2758         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2759         if (!buffer)
2760                 return -ENOMEM;
2761
2762         src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2763
2764         while (count) {
2765                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2766                 dst = buffer;
2767                 fb_memcpy_fromfb(dst, src, c);
2768                 dst += c;
2769                 src += c;
2770
2771                 if (copy_to_user(buf, buffer, c)) {
2772                         err = -EFAULT;
2773                         break;
2774                 }
2775                 *ppos += c;
2776                 buf += c;
2777                 cnt += c;
2778                 count -= c;
2779         }
2780
2781         kfree(buffer);
2782
2783         return (err) ? err : cnt;
2784 }
2785
2786 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
2787                            size_t count, loff_t *ppos)
2788 {
2789         unsigned long p = *ppos;
2790         u8 *buffer, *src;
2791         u8 __iomem *dst;
2792         int c, cnt = 0, err = 0;
2793         unsigned long total_size;
2794         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2795         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2796         struct rk_lcdc_win *win = NULL;
2797         int win_id = 0;
2798
2799         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2800         if (win_id < 0)
2801                 return -ENODEV;
2802         else
2803                 win = dev_drv->win[win_id];
2804
2805         /* write the current frame buffer */
2806         if (win->area[0].format == RGB565)
2807                 total_size = win->area[0].xact * win->area[0].yact << 1;
2808         else
2809                 total_size = win->area[0].xact * win->area[0].yact << 2;
2810
2811         if (p > total_size)
2812                 return -EFBIG;
2813
2814         if (count > total_size) {
2815                 err = -EFBIG;
2816                 count = total_size;
2817         }
2818
2819         if (count + p > total_size) {
2820                 if (!err)
2821                         err = -ENOSPC;
2822
2823                 count = total_size - p;
2824         }
2825
2826         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2827         if (!buffer)
2828                 return -ENOMEM;
2829
2830         dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2831
2832         while (count) {
2833                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2834                 src = buffer;
2835
2836                 if (copy_from_user(src, buf, c)) {
2837                         err = -EFAULT;
2838                         break;
2839                 }
2840
2841                 fb_memcpy_tofb(dst, src, c);
2842                 dst += c;
2843                 src += c;
2844                 *ppos += c;
2845                 buf += c;
2846                 cnt += c;
2847                 count -= c;
2848         }
2849
2850         kfree(buffer);
2851
2852         return (cnt) ? cnt : err;
2853 }
2854
2855 static int rk_fb_set_par(struct fb_info *info)
2856 {
2857         struct fb_var_screeninfo *var = &info->var;
2858         struct fb_fix_screeninfo *fix = &info->fix;
2859         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2860         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2861         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2862         struct rk_lcdc_win *win = NULL;
2863         struct rk_screen *screen = dev_drv->cur_screen;
2864         int win_id = 0;
2865         u32 cblen = 0, crlen = 0;
2866         u16 xsize = 0, ysize = 0;       /* winx display window height/width --->LCDC_WINx_DSP_INFO */
2867         u32 xoffset = var->xoffset;     /* offset from virtual to visible */
2868         u32 yoffset = var->yoffset;
2869         u16 xpos = (var->nonstd >> 8) & 0xfff;  /*visiable pos in panel */
2870         u16 ypos = (var->nonstd >> 20) & 0xfff;
2871         u32 xvir = var->xres_virtual;
2872         u32 yvir = var->yres_virtual;
2873         u8 data_format = var->nonstd & 0xff;
2874         u8 fb_data_fmt;
2875         u8 pixel_width;
2876         u32 vir_width_bit;
2877         u32 stride, uv_stride;
2878         u32 stride_32bit_1;
2879         u32 stride_32bit_2;
2880         u16 uv_x_off, uv_y_off, uv_y_act;
2881         u8 is_pic_yuv = 0;
2882         /*var->pixclock = dev_drv->pixclock;*/
2883         if (dev_drv->suspend_flag)
2884                 return 0;
2885         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2886         if (win_id < 0)
2887                 return -ENODEV;
2888         else
2889                 win = dev_drv->win[win_id];
2890
2891         /* if the application has specific the horizontal and vertical display size */
2892         if (var->grayscale >> 8) {
2893                 xsize = (var->grayscale >> 8) & 0xfff;
2894                 ysize = (var->grayscale >> 20) & 0xfff;
2895                 if (xsize > screen->mode.xres)
2896                         xsize = screen->mode.xres;
2897                 if (ysize > screen->mode.yres)
2898                         ysize = screen->mode.yres;
2899         } else {                /*ohterwise  full  screen display */
2900                 xsize = screen->mode.xres;
2901                 ysize = screen->mode.yres;
2902         }
2903
2904         fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
2905         if (fb_data_fmt >= FBDC_RGB_565) {
2906                 win->area[0].fbdc_en = 1;
2907                 win->area[0].fbdc_cor_en = 1;
2908         } else {
2909                 win->area[0].fbdc_en = 0;
2910                 win->area[0].fbdc_cor_en = 0;
2911         }
2912         pixel_width = rk_fb_pixel_width(fb_data_fmt);
2913         vir_width_bit = pixel_width * xvir;
2914         /* pixel_width = byte_num * 8 */
2915         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
2916         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
2917
2918         switch (fb_data_fmt) {
2919         case YUV422:
2920         case YUV422_A:
2921                 is_pic_yuv = 1;
2922                 stride = stride_32bit_1;
2923                 uv_stride = stride_32bit_1 >> 1;
2924                 uv_x_off = xoffset >> 1;
2925                 uv_y_off = yoffset;
2926                 fix->line_length = stride;
2927                 cblen = crlen = (xvir * yvir) >> 1;
2928                 uv_y_act = win->area[0].yact >> 1;
2929                 break;
2930         case YUV420:            /* nv12 */
2931         case YUV420_NV21:       /* nv21 */
2932         case YUV420_A:
2933                 is_pic_yuv = 1;
2934                 stride = stride_32bit_1;
2935                 uv_stride = stride_32bit_1;
2936                 uv_x_off = xoffset;
2937                 uv_y_off = yoffset >> 1;
2938                 fix->line_length = stride;
2939                 cblen = crlen = (xvir * yvir) >> 2;
2940                 uv_y_act = win->area[0].yact >> 1;
2941                 break;
2942         case YUV444:
2943         case YUV444_A:
2944                 is_pic_yuv = 1;
2945                 stride = stride_32bit_1;
2946                 uv_stride = stride_32bit_2;
2947                 uv_x_off = xoffset * 2;
2948                 uv_y_off = yoffset;
2949                 fix->line_length = stride << 2;
2950                 cblen = crlen = (xvir * yvir);
2951                 uv_y_act = win->area[0].yact;
2952                 break;
2953         default:
2954                 stride = stride_32bit_1;        /* default rgb */
2955                 fix->line_length = stride;
2956                 break;
2957         }
2958
2959         win->area[0].format = fb_data_fmt;
2960         win->area[0].y_vir_stride = stride >> 2;
2961         win->area[0].uv_vir_stride = uv_stride >> 2;
2962         win->area[0].xpos = xpos;
2963         win->area[0].ypos = ypos;
2964         win->area[0].xsize = xsize;
2965         win->area[0].ysize = ysize;
2966         win->area[0].xact = var->xres;  /* winx active window height,is a wint of vir */
2967         win->area[0].yact = var->yres;
2968         win->area[0].xvir = var->xres_virtual;  /* virtual resolution  stride --->LCDC_WINx_VIR */
2969         win->area[0].yvir = var->yres_virtual;
2970         win->area[0].xoff = xoffset;
2971         win->area[0].yoff = yoffset;
2972
2973         win->area_num = 1;
2974         win->alpha_mode = 4;    /* AB_SRC_OVER; */
2975         win->alpha_en = ((win->area[0].format == ARGB888) ||
2976                          (win->area[0].format == FBDC_ARGB_888) ||
2977                          (win->area[0].format == FBDC_ABGR_888) ||
2978                          (win->area[0].format == ABGR888)) ? 1 : 0;
2979         win->g_alpha_val = 0;
2980
2981         if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
2982             (win->area[0].format == YUV420 ||
2983              win->area[0].format == YUV420_NV21 ||
2984              win->area[0].format == YUV420_A)) {
2985                 win->state = 1;
2986                 win->z_order = 0;
2987         }
2988         dev_drv->ops->set_par(dev_drv, win_id);
2989
2990         return 0;
2991 }
2992
2993 static inline unsigned int chan_to_field(unsigned int chan,
2994                                          struct fb_bitfield *bf)
2995 {
2996         chan &= 0xffff;
2997         chan >>= 16 - bf->length;
2998         return chan << bf->offset;
2999 }
3000
3001 static int fb_setcolreg(unsigned regno,
3002                         unsigned red, unsigned green, unsigned blue,
3003                         unsigned transp, struct fb_info *info)
3004 {
3005         unsigned int val;
3006
3007         switch (info->fix.visual) {
3008         case FB_VISUAL_TRUECOLOR:
3009                 /* true-colour, use pseudo-palette */
3010                 if (regno < 16) {
3011                         u32 *pal = info->pseudo_palette;
3012                         val = chan_to_field(red, &info->var.red);
3013                         val |= chan_to_field(green, &info->var.green);
3014                         val |= chan_to_field(blue, &info->var.blue);
3015                         pal[regno] = val;
3016                 }
3017                 break;
3018         default:
3019                 return -1;      /* unknown type */
3020         }
3021
3022         return 0;
3023 }
3024
3025 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
3026 {
3027         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3028         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3029         struct ion_handle *handle = fb_par->ion_hdl;
3030         struct dma_buf *dma_buf = NULL;
3031
3032         if (IS_ERR_OR_NULL(handle)) {
3033                 dev_err(info->dev, "failed to get ion handle:%ld\n",
3034                         PTR_ERR(handle));
3035                 return -ENOMEM;
3036         }
3037         dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3038         if (IS_ERR_OR_NULL(dma_buf)) {
3039                 printk("get ion share dma buf failed\n");
3040                 return -ENOMEM;
3041         }
3042
3043         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
3044
3045         return dma_buf_mmap(dma_buf, vma, 0);
3046 }
3047
3048 static struct fb_ops fb_ops = {
3049         .owner = THIS_MODULE,
3050         .fb_open = rk_fb_open,
3051         .fb_release = rk_fb_close,
3052         .fb_check_var = rk_fb_check_var,
3053         .fb_set_par = rk_fb_set_par,
3054         .fb_blank = rk_fb_blank,
3055         .fb_ioctl = rk_fb_ioctl,
3056         .fb_compat_ioctl = rk_fb_ioctl,
3057         .fb_pan_display = rk_fb_pan_display,
3058         .fb_read = rk_fb_read,
3059         .fb_write = rk_fb_write,
3060         .fb_setcolreg = fb_setcolreg,
3061         .fb_fillrect = cfb_fillrect,
3062         .fb_copyarea = cfb_copyarea,
3063         .fb_imageblit = cfb_imageblit,
3064 };
3065
3066 static struct fb_var_screeninfo def_var = {
3067 #if defined(CONFIG_LOGO_LINUX_BMP)
3068         .red = {16, 8, 0},
3069         .green = {8, 8, 0},
3070         .blue = {0, 8, 0},
3071         .transp = {0, 0, 0},
3072         .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3073 #else
3074         .red = {11, 5, 0},
3075         .green = {5, 6, 0},
3076         .blue = {0, 5, 0},
3077         .transp = {0, 0, 0},
3078         .nonstd = HAL_PIXEL_FORMAT_RGB_565,     /* (ypos<<20+xpos<<8+format) format */
3079 #endif
3080         .grayscale = 0,         /* (ysize<<20+xsize<<8) */
3081         .activate = FB_ACTIVATE_NOW,
3082         .accel_flags = 0,
3083         .vmode = FB_VMODE_NONINTERLACED,
3084 };
3085
3086 static struct fb_fix_screeninfo def_fix = {
3087         .type = FB_TYPE_PACKED_PIXELS,
3088         .type_aux = 0,
3089         .xpanstep = 1,
3090         .ypanstep = 1,
3091         .ywrapstep = 0,
3092         .accel = FB_ACCEL_NONE,
3093         .visual = FB_VISUAL_TRUECOLOR,
3094
3095 };
3096
3097 static int rk_fb_wait_for_vsync_thread(void *data)
3098 {
3099         struct rk_lcdc_driver *dev_drv = data;
3100         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3101         struct fb_info *fbi = rk_fb->fb[0];
3102
3103         while (!kthread_should_stop()) {
3104                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
3105                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
3106                                 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
3107                                 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
3108
3109                 if (!ret)
3110                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3111         }
3112
3113         return 0;
3114 }
3115
3116 static ssize_t rk_fb_vsync_show(struct device *dev,
3117                                 struct device_attribute *attr, char *buf)
3118 {
3119         struct fb_info *fbi = dev_get_drvdata(dev);
3120         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3121         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3122         return scnprintf(buf, PAGE_SIZE, "%llu\n",
3123                          ktime_to_ns(dev_drv->vsync_info.timestamp));
3124 }
3125
3126 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3127
3128 /*
3129  * this two function is for other module that in the kernel which
3130  * need show image directly through fb
3131  * fb_id:we have 4 fb here,default we use fb0 for ui display
3132  */
3133 struct fb_info *rk_get_fb(int fb_id)
3134 {
3135         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3136         struct fb_info *fb = inf->fb[fb_id];
3137         return fb;
3138 }
3139 EXPORT_SYMBOL(rk_get_fb);
3140
3141 void rk_direct_fb_show(struct fb_info *fbi)
3142 {
3143         rk_fb_set_par(fbi);
3144         rk_fb_pan_display(&fbi->var, fbi);
3145 }
3146 EXPORT_SYMBOL(rk_direct_fb_show);
3147
3148 int rk_fb_dpi_open(bool open)
3149 {
3150         struct rk_lcdc_driver *dev_drv = NULL;
3151         dev_drv = rk_get_prmry_lcdc_drv();
3152
3153         if (dev_drv->ops->dpi_open)
3154                 dev_drv->ops->dpi_open(dev_drv, open);
3155         return 0;
3156 }
3157
3158 int rk_fb_dpi_win_sel(int win_id)
3159 {
3160         struct rk_lcdc_driver *dev_drv = NULL;
3161         dev_drv = rk_get_prmry_lcdc_drv();
3162
3163         if (dev_drv->ops->dpi_win_sel)
3164                 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3165         return 0;
3166 }
3167
3168 int rk_fb_dpi_status(void)
3169 {
3170         int ret = 0;
3171         struct rk_lcdc_driver *dev_drv = NULL;
3172
3173         dev_drv = rk_get_prmry_lcdc_drv();
3174         if (dev_drv->ops->dpi_status)
3175                 ret = dev_drv->ops->dpi_status(dev_drv);
3176
3177         return ret;
3178 }
3179
3180 /*
3181  * function: this function will be called by display device, enable/disable lcdc
3182  * @screen: screen timing to be set to lcdc
3183  * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3184  * @lcdc_id: the lcdc id the display device attached ,0 or 1
3185  */
3186 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3187 {
3188         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
3189         struct fb_info *info = NULL;
3190         struct rk_fb_par *fb_par = NULL;
3191         struct rk_lcdc_driver *dev_drv = NULL;
3192         char name[6] = {0};
3193         int i, win_id;
3194         static bool load_screen = false;
3195         char *envp[3];
3196
3197         if (unlikely(!rk_fb) || unlikely(!screen))
3198                 return -ENODEV;
3199
3200         /* get lcdc driver */
3201         sprintf(name, "lcdc%d", lcdc_id);
3202         if (rk_fb->disp_mode != DUAL)
3203                 dev_drv = rk_fb->lcdc_dev_drv[0];
3204         else
3205                 dev_drv = rk_get_lcdc_drv(name);
3206
3207         if (dev_drv == NULL) {
3208                 printk(KERN_ERR "%s driver not found!", name);
3209                 return -ENODEV;
3210         }
3211         if (screen->type == SCREEN_HDMI)
3212                 printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3213                         dev_drv->id);
3214         else if (screen->type == SCREEN_TVOUT ||
3215                      screen->type == SCREEN_TVOUT_TEST )
3216                 printk("cvbs %s lcdc%d\n", enable ? "connect to" : "remove from",
3217                         dev_drv->id);
3218         if (enable == 2 /*&& dev_drv->enable*/)
3219                 return 0;
3220         pr_info("switch:en=%d,lcdc_id=%d,screen type=%d,cur type=%d\n",
3221                 enable, lcdc_id, screen->type, dev_drv->cur_screen->type);
3222
3223         mutex_lock(&dev_drv->switch_screen);
3224         hdmi_switch_state = 0;
3225         dev_drv->hdmi_switch = 1;
3226
3227         envp[0] = "switch screen";
3228         envp[1] = kmalloc(32, GFP_KERNEL);
3229         if (envp[1] == NULL) {
3230                 pr_err("switch screen kmalloc envp[1] fail\n");
3231                 mutex_unlock(&dev_drv->switch_screen);
3232                 return 0;
3233         }
3234         sprintf(envp[1], "SCREEN=%d,ENABLE=%d", screen->type, enable);
3235         envp[2] = NULL;
3236
3237         if ((rk_fb->disp_mode == ONE_DUAL) ||
3238             (rk_fb->disp_mode == NO_DUAL)) {
3239                 if ((dev_drv->ops->backlight_close) &&
3240                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3241                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))
3242                         dev_drv->ops->backlight_close(dev_drv, 1);
3243                 if ((dev_drv->ops->set_screen_scaler) &&
3244                     (rk_fb->disp_mode == ONE_DUAL))
3245                         dev_drv->ops->set_screen_scaler(dev_drv,
3246                                                         dev_drv->screen0, 0);
3247         }
3248         if (!enable) {
3249                 /* if screen type is different, we do not disable lcdc. */
3250                 if (dev_drv->cur_screen->type != screen->type) {
3251                         dev_drv->hdmi_switch = 0;
3252                         mutex_unlock(&dev_drv->switch_screen);
3253                         return 0;
3254                 }
3255
3256                 /* if used one lcdc to dual disp, no need to close win */
3257                 if ((rk_fb->disp_mode == ONE_DUAL) ||
3258                     ((rk_fb->disp_mode == NO_DUAL) &&
3259                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3260                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))) {
3261                         dev_drv->cur_screen = dev_drv->screen0;
3262                         dev_drv->ops->load_screen(dev_drv, 1);
3263                         /* force modify dsp size */
3264                         info = rk_fb->fb[dev_drv->fb_index_base];
3265                         info->var.grayscale &= 0xff;
3266                         info->var.grayscale |=
3267                                 (dev_drv->cur_screen->mode.xres << 8) +
3268                                 (dev_drv->cur_screen->mode.yres << 20);
3269                         mutex_lock(&dev_drv->win_config);
3270                         info->var.yoffset = 0;
3271                         info->fbops->fb_set_par(info);
3272                         info->fbops->fb_pan_display(&info->var, info);
3273                         mutex_unlock(&dev_drv->win_config);
3274
3275                         /*
3276                          * if currently is loader display, black until new
3277                          * display job.
3278                          */
3279                         if (dev_drv->uboot_logo) {
3280                                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3281                                         if (dev_drv->win[i] && dev_drv->win[i]->state)
3282                                                 dev_drv->ops->open(dev_drv, i, 0);
3283                                 }
3284                         }
3285
3286                         /*if (dev_drv->ops->dsp_black)
3287                                 dev_drv->ops->dsp_black(dev_drv, 0);*/
3288                         if ((dev_drv->ops->backlight_close) &&
3289                             (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3290                             (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))
3291                                 dev_drv->ops->backlight_close(dev_drv, 0);
3292                 } else if (rk_fb->num_lcdc > 1) {
3293                         /* If there is more than one lcdc device, we disable
3294                            the layer which attached to this device */
3295                         dev_drv->suspend_flag = 1;
3296                         flush_kthread_worker(&dev_drv->update_regs_worker);
3297                         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3298                                 if (dev_drv->win[i] && dev_drv->win[i]->state)
3299                                         dev_drv->ops->open(dev_drv, i, 0);
3300                         }
3301                 }
3302                 kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3303                 kfree(envp[1]);
3304
3305                 hdmi_switch_state = 0;
3306                 dev_drv->hdmi_switch = 0;
3307                 mutex_unlock(&dev_drv->switch_screen);
3308                 return 0;
3309         } else {
3310                 if (dev_drv->screen1)
3311                         dev_drv->cur_screen = dev_drv->screen1;
3312
3313                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3314                 dev_drv->cur_screen->xsize = dev_drv->cur_screen->mode.xres;
3315                 dev_drv->cur_screen->ysize = dev_drv->cur_screen->mode.yres;
3316                 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3317                 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3318         }
3319         if (!dev_drv->uboot_logo || load_screen) {
3320                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3321                         info = rk_fb->fb[dev_drv->fb_index_base + i];
3322                         fb_par = (struct rk_fb_par *)info->par;
3323                         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3324                         if (dev_drv->win[win_id]) {
3325                                 if (fb_par->state) {
3326                                         dev_drv->ops->load_screen(dev_drv, 1);
3327
3328                                         info->var.activate |= FB_ACTIVATE_FORCE;
3329                                         if (rk_fb->disp_mode == ONE_DUAL) {
3330                                                 info->var.grayscale &= 0xff;
3331                                                 info->var.grayscale |=
3332                                                         (dev_drv->cur_screen->xsize << 8) +
3333                                                         (dev_drv->cur_screen->ysize << 20);
3334                                         }
3335                                         if (dev_drv->uboot_logo) {
3336                                                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3337                                                         if (dev_drv->win[i] && dev_drv->win[i]->state)
3338                                                                 dev_drv->ops->open(dev_drv, i, 0);
3339                                                 }
3340                                         } else if (!dev_drv->win[win_id]->state) {
3341                                                 dev_drv->ops->open(dev_drv, win_id, 1);
3342                                                 dev_drv->suspend_flag = 0;
3343                                                 mutex_lock(&dev_drv->win_config);
3344                                                 info->var.yoffset = 0;
3345                                                 info->fbops->fb_set_par(info);
3346                                                 info->fbops->fb_pan_display(&info->var, info);
3347                                                 mutex_unlock(&dev_drv->win_config);
3348                                         }
3349                                 }
3350                         }
3351                 }
3352         }
3353         kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3354         kfree(envp[1]);
3355
3356         hdmi_switch_state = 1;
3357         dev_drv->hdmi_switch = 0;
3358         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3359                 if ((dev_drv->ops->set_screen_scaler) &&
3360                     (rk_fb->disp_mode == ONE_DUAL))
3361                         dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 1);
3362                 /*if (dev_drv->ops->dsp_black)
3363                         dev_drv->ops->dsp_black(dev_drv, 0);*/
3364                 if ((dev_drv->ops->backlight_close) &&
3365                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3366                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP) &&
3367                     (rk_fb->disp_mode == ONE_DUAL))
3368                         dev_drv->ops->backlight_close(dev_drv, 0);
3369         }
3370         mutex_unlock(&dev_drv->switch_screen);
3371         return 0;
3372 }
3373
3374 /*
3375  * function:this function current only called by hdmi for
3376  *      scale the display
3377  * scale_x: scale rate of x resolution
3378  * scale_y: scale rate of y resolution
3379  * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3380  */
3381 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3382 {
3383         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3384         struct fb_info *info = NULL;
3385         struct fb_info *pmy_info = NULL;
3386         struct fb_var_screeninfo *var = NULL;
3387         struct rk_lcdc_driver *dev_drv = NULL;
3388         u16 screen_x, screen_y;
3389         u16 xpos, ypos;
3390         char name[6];
3391         struct rk_screen primary_screen;
3392         rk_fb_get_prmry_screen(&primary_screen);
3393         if (primary_screen.type == SCREEN_HDMI) {
3394                 return 0;
3395         }
3396         pr_err("fuck not be hear--%s\n",__func__);
3397
3398         return 0;
3399         sprintf(name, "lcdc%d", lcdc_id);
3400
3401         if (inf->disp_mode == DUAL) {
3402                 dev_drv = rk_get_lcdc_drv(name);
3403                 if (dev_drv == NULL) {
3404                         printk(KERN_ERR "%s driver not found!", name);
3405                         return -ENODEV;
3406                 }
3407         } else {
3408                 dev_drv = inf->lcdc_dev_drv[0];
3409         }
3410
3411         if (inf->num_lcdc == 1) {
3412                 info = inf->fb[0];
3413         } else if (inf->num_lcdc == 2) {
3414                 info = inf->fb[dev_drv->lcdc_win_num];
3415                 pmy_info = inf->fb[0];
3416         }
3417
3418         var = &info->var;
3419         screen_x = dev_drv->cur_screen->mode.xres;
3420         screen_y = dev_drv->cur_screen->mode.yres;
3421
3422         if (inf->disp_mode != DUAL && dev_drv->screen1) {
3423                 dev_drv->cur_screen->xpos =
3424                     (screen_x - screen_x * scale_x / 100) >> 1;
3425                 dev_drv->cur_screen->ypos =
3426                     (screen_y - screen_y * scale_y / 100) >> 1;
3427                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3428                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3429         } else {
3430                 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3431                 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3432                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3433                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3434                 if (inf->disp_mode == ONE_DUAL) {
3435                         var->nonstd &= 0xff;
3436                         var->nonstd |= (xpos << 8) + (ypos << 20);
3437                         var->grayscale &= 0xff;
3438                         var->grayscale |=
3439                                 (dev_drv->cur_screen->xsize << 8) +
3440                                 (dev_drv->cur_screen->ysize << 20);
3441                 }
3442         }
3443
3444         mutex_lock(&dev_drv->win_config);
3445         info->fbops->fb_set_par(info);
3446         dev_drv->ops->cfg_done(dev_drv);
3447         mutex_unlock(&dev_drv->win_config);
3448
3449         return 0;
3450 }
3451
3452 #if defined(CONFIG_ION_ROCKCHIP)
3453 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3454                                      struct rk_lcdc_win *win,
3455                                      unsigned long fb_mem_size)
3456 {
3457         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3458         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3459         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3460         struct ion_handle *handle;
3461         ion_phys_addr_t phy_addr;
3462         size_t len;
3463         int ret = 0;
3464
3465         if (dev_drv->iommu_enabled)
3466                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3467                                    ION_HEAP(ION_VMALLOC_HEAP_ID), 0);
3468         else
3469                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3470                                    ION_HEAP(ION_CMA_HEAP_ID), 0);
3471         if (IS_ERR(handle)) {
3472                 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3473                         PTR_ERR(handle));
3474                 return -ENOMEM;
3475         }
3476
3477         fb_par->ion_hdl = handle;
3478         win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3479         if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3480                 printk("ion_share_dma_buf() failed\n");
3481                 goto err_share_dma_buf;
3482         }
3483         win->area[0].ion_hdl = handle;
3484         if (dev_drv->prop == PRMRY)
3485                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3486 #ifdef CONFIG_ROCKCHIP_IOMMU
3487         if (dev_drv->iommu_enabled && dev_drv->mmu_dev)
3488                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3489                                         (unsigned long *)&phy_addr,
3490                                         (unsigned long *)&len);
3491         else
3492                 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3493 #else
3494         ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3495 #endif
3496         if (ret < 0) {
3497                 dev_err(fbi->dev, "ion map to get phy addr failed\n");
3498                 goto err_share_dma_buf;
3499         }
3500         fbi->fix.smem_start = phy_addr;
3501         fbi->fix.smem_len = len;
3502         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3503         return 0;
3504
3505 err_share_dma_buf:
3506         ion_free(rk_fb->ion_client, handle);
3507         return -ENOMEM;
3508 }
3509 #endif
3510
3511 static int rk_fb_alloc_buffer(struct fb_info *fbi)
3512 {
3513         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3514         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3515         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3516         struct rk_lcdc_win *win = NULL;
3517         int win_id;
3518         int ret = 0;
3519         unsigned long fb_mem_size;
3520 #if !defined(CONFIG_ION_ROCKCHIP)
3521         dma_addr_t fb_mem_phys;
3522         void *fb_mem_virt;
3523 #endif
3524
3525         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3526         if (win_id < 0)
3527                 return -ENODEV;
3528         else
3529                 win = dev_drv->win[win_id];
3530
3531         if (!strcmp(fbi->fix.id, "fb0")) {
3532                 fb_mem_size = get_fb_size(dev_drv->reserved_fb);
3533 #if defined(CONFIG_ION_ROCKCHIP)
3534                 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3535                         return -ENOMEM;
3536 #else
3537                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3538                                                      &fb_mem_phys, GFP_KERNEL);
3539                 if (!fb_mem_virt) {
3540                         pr_err("%s: Failed to allocate framebuffer\n",
3541                                __func__);
3542                         return -ENOMEM;
3543                 }
3544                 fbi->fix.smem_len = fb_mem_size;
3545                 fbi->fix.smem_start = fb_mem_phys;
3546                 fbi->screen_base = fb_mem_virt;
3547 #endif
3548                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3549         } else {
3550                 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3551                 fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3552                 fbi->screen_base = rk_fb->fb[0]->screen_base;
3553         }
3554
3555         fbi->screen_size = fbi->fix.smem_len;
3556         fb_par->fb_phy_base = fbi->fix.smem_start;
3557         fb_par->fb_virt_base = fbi->screen_base;
3558         fb_par->fb_size = fbi->fix.smem_len;
3559
3560         pr_info("%s:phy:%lx>>vir:%p>>len:0x%x\n", fbi->fix.id,
3561                        fbi->fix.smem_start, fbi->screen_base,
3562                        fbi->fix.smem_len);
3563         return ret;
3564 }
3565
3566 #if 0
3567 static int rk_release_fb_buffer(struct fb_info *fbi)
3568 {
3569         /* buffer for fb1 and fb3 are alloc by android */
3570         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3571                 return 0;
3572         iounmap(fbi->screen_base);
3573         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3574         return 0;
3575 }
3576 #endif
3577
3578 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3579                          struct rk_lcdc_win *def_win)
3580 {
3581         int i;
3582         int lcdc_win_num = dev_drv->lcdc_win_num;
3583
3584         for (i = 0; i < lcdc_win_num; i++) {
3585                 struct rk_lcdc_win *win = NULL;
3586                 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3587                 if (!win) {
3588                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
3589                         return -ENOMEM;
3590                 }
3591
3592                 strcpy(win->name, def_win[i].name);
3593                 win->id = def_win[i].id;
3594                 win->support_3d = def_win[i].support_3d;
3595                 dev_drv->win[i] = win;
3596         }
3597
3598         return 0;
3599 }
3600
3601 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3602                                    struct rk_lcdc_win *def_win, int index)
3603 {
3604         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3605         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3606                                                 sizeof(struct rk_screen),
3607                                                 GFP_KERNEL);
3608
3609         if (!screen) {
3610                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3611                         dev_drv->id);
3612                 return -ENOMEM;
3613         }
3614
3615         screen->screen_id = 0;
3616         screen->lcdc_id = dev_drv->id;
3617         screen->overscan.left = 100;
3618         screen->overscan.top = 100;
3619         screen->overscan.right = 100;
3620         screen->overscan.bottom = 100;
3621
3622         screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3623         screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3624
3625         dev_drv->screen0 = screen;
3626         dev_drv->cur_screen = screen;
3627         /* devie use one lcdc + rk61x scaler for dual display */
3628         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3629                 struct rk_screen *screen1 =
3630                                 devm_kzalloc(dev_drv->dev,
3631                                              sizeof(struct rk_screen),
3632                                              GFP_KERNEL);
3633                 if (!screen1) {
3634                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3635                                 dev_drv->id);
3636                         return -ENOMEM;
3637                 }
3638                 screen1->screen_id = 1;
3639                 screen1->lcdc_id = 1;
3640                 dev_drv->screen1 = screen1;
3641         }
3642         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3643         init_lcdc_win(dev_drv, def_win);
3644         init_completion(&dev_drv->frame_done);
3645         spin_lock_init(&dev_drv->cpl_lock);
3646         mutex_init(&dev_drv->fb_win_id_mutex);
3647         mutex_init(&dev_drv->win_config);
3648         mutex_init(&dev_drv->front_lock);
3649         mutex_init(&dev_drv->switch_screen);
3650         dev_drv->ops->fb_win_remap(dev_drv, dev_drv->fb_win_map);
3651         dev_drv->first_frame = 1;
3652         dev_drv->overscan.left = 100;
3653         dev_drv->overscan.top = 100;
3654         dev_drv->overscan.right = 100;
3655         dev_drv->overscan.bottom = 100;
3656         rk_disp_pwr_ctr_parse_dt(dev_drv);
3657         if (dev_drv->prop == PRMRY) {
3658                 rk_fb_set_prmry_screen(screen);
3659                 rk_fb_get_prmry_screen(screen);
3660         }
3661         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3662         if (dev_drv->prop != PRMRY)
3663                 rk_fb_get_prmry_screen(screen);
3664         dev_drv->output_color = screen->color_mode;
3665
3666         return 0;
3667 }
3668
3669 #ifdef CONFIG_LOGO_LINUX_BMP
3670 static struct linux_logo *bmp_logo;
3671 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3672 {
3673         bmp_logo = fb_find_logo(24);
3674         if (bmp_logo == NULL) {
3675                 printk(KERN_INFO "%s error\n", __func__);
3676                 return 0;
3677         }
3678         return 1;
3679 }
3680
3681 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
3682 {
3683         unsigned char *src = bmp_logo->data;
3684         unsigned char *dst = info->screen_base;
3685         int i;
3686         unsigned int Needwidth = (*(src - 24) << 8) | (*(src - 23));
3687         unsigned int Needheight = (*(src - 22) << 8) | (*(src - 21));
3688
3689         for (i = 0; i < Needheight; i++)
3690                 memcpy(dst + info->var.xres * i * 4,
3691                        src + bmp_logo->width * i * 4, Needwidth * 4);
3692 }
3693 #endif
3694
3695 /*
3696  * check if the primary lcdc has registerd,
3697  * the primary lcdc mas register first
3698  */
3699 bool is_prmry_rk_lcdc_registered(void)
3700 {
3701         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3702
3703         if (rk_fb->lcdc_dev_drv[0])
3704                 return true;
3705         else
3706                 return false;
3707 }
3708
3709 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
3710                    struct rk_lcdc_win *win, int id)
3711 {
3712         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3713         struct fb_info *fbi;
3714         struct rk_fb_par *fb_par = NULL;
3715         int i = 0, ret = 0, index = 0;
3716
3717         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
3718                 return -ENXIO;
3719
3720         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
3721                 if (!rk_fb->lcdc_dev_drv[i]) {
3722                         rk_fb->lcdc_dev_drv[i] = dev_drv;
3723                         rk_fb->lcdc_dev_drv[i]->id = id;
3724                         rk_fb->num_lcdc++;
3725                         break;
3726                 }
3727         }
3728
3729         index = i;
3730         init_lcdc_device_driver(rk_fb, win, index);
3731         dev_drv->fb_index_base = rk_fb->num_fb;
3732         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3733                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
3734                 if (!fbi) {
3735                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
3736                         ret = -ENOMEM;
3737                 }
3738                 fb_par = devm_kzalloc(&fb_pdev->dev, sizeof(struct rk_fb_par),
3739                                       GFP_KERNEL);
3740                 if (!fb_par) {
3741                         dev_err(&fb_pdev->dev, "malloc fb_par for fb%d fail!",
3742                                 rk_fb->num_fb);
3743                         return -ENOMEM;
3744                 }
3745                 fb_par->id = rk_fb->num_fb;
3746                 fb_par->lcdc_drv = dev_drv;
3747                 fbi->par = (void *)fb_par;
3748                 fbi->var = def_var;
3749                 fbi->fix = def_fix;
3750                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
3751                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
3752                 fbi->var.grayscale |=
3753                     (fbi->var.xres << 8) + (fbi->var.yres << 20);
3754 #if defined(CONFIG_LOGO_LINUX_BMP)
3755                 fbi->var.bits_per_pixel = 32;
3756 #else
3757                 fbi->var.bits_per_pixel = 16;
3758 #endif
3759                 fbi->fix.line_length =
3760                     (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
3761                 fbi->var.width = dev_drv->cur_screen->width;
3762                 fbi->var.height = dev_drv->cur_screen->height;
3763                 if (dev_drv->iommu_enabled)
3764                         fb_ops.fb_mmap = rk_fb_mmap;
3765                 fbi->fbops = &fb_ops;
3766                 fbi->flags = FBINFO_FLAG_DEFAULT;
3767                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
3768                 ret = register_framebuffer(fbi);
3769                 if (ret < 0) {
3770                         dev_err(&fb_pdev->dev,
3771                                 "%s fb%d register_framebuffer fail!\n",
3772                                 __func__, rk_fb->num_fb);
3773                         return ret;
3774                 }
3775                 rkfb_create_sysfs(fbi);
3776                 rk_fb->fb[rk_fb->num_fb] = fbi;
3777                 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
3778                          fbi->fix.id);
3779                 rk_fb->num_fb++;
3780
3781                 if (i == 0) {
3782                         init_waitqueue_head(&dev_drv->vsync_info.wait);
3783                         init_waitqueue_head(&dev_drv->update_regs_wait);
3784                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
3785                         if (ret)
3786                                 dev_err(fbi->dev,
3787                                         "failed to create vsync file\n");
3788                         dev_drv->vsync_info.thread =
3789                             kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
3790                                         "fb-vsync");
3791                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
3792                                 dev_err(fbi->dev,
3793                                         "failed to run vsync thread\n");
3794                                 dev_drv->vsync_info.thread = NULL;
3795                         }
3796                         dev_drv->vsync_info.active = 1;
3797
3798                         mutex_init(&dev_drv->output_lock);
3799
3800                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
3801                         mutex_init(&dev_drv->update_regs_list_lock);
3802                         init_kthread_worker(&dev_drv->update_regs_worker);
3803
3804                         dev_drv->update_regs_thread =
3805                             kthread_run(kthread_worker_fn,
3806                                         &dev_drv->update_regs_worker, "rk-fb");
3807                         if (IS_ERR(dev_drv->update_regs_thread)) {
3808                                 int err = PTR_ERR(dev_drv->update_regs_thread);
3809                                 dev_drv->update_regs_thread = NULL;
3810
3811                                 printk("failed to run update_regs thread\n");
3812                                 return err;
3813                         }
3814                         init_kthread_work(&dev_drv->update_regs_work,
3815                                           rk_fb_update_regs_handler);
3816
3817                         dev_drv->timeline =
3818                             sw_sync_timeline_create("fb-timeline");
3819                         dev_drv->timeline_max = 1;
3820                 }
3821         }
3822
3823         /* show logo for primary display device */
3824 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE)
3825         if (dev_drv->prop == PRMRY) {
3826                 u16 xact, yact;
3827                 int format;
3828                 u32 dsp_addr;
3829                 struct fb_info *main_fbi = rk_fb->fb[0];
3830                 main_fbi->fbops->fb_open(main_fbi, 1);
3831                 main_fbi->var.pixclock = dev_drv->pixclock;
3832 #if defined(CONFIG_ROCKCHIP_IOMMU)
3833                 if (dev_drv->iommu_enabled) {
3834                         if (dev_drv->mmu_dev)
3835                                 rockchip_iovmm_set_fault_handler(dev_drv->dev,
3836                                                 rk_fb_sysmmu_fault_handler);
3837                 }
3838 #endif
3839
3840                 rk_fb_alloc_buffer(main_fbi);   /* only alloc memory for main fb */
3841                 dev_drv->uboot_logo = support_uboot_display();
3842
3843                 if (dev_drv->uboot_logo &&
3844                     uboot_logo_offset && uboot_logo_base) {
3845                         int width, height, bits;
3846                         phys_addr_t start = uboot_logo_base + uboot_logo_offset;
3847                         unsigned int size = uboot_logo_size - uboot_logo_offset;
3848                         unsigned int nr_pages;
3849                         struct page **pages;
3850                         char *vaddr;
3851                         int i = 0;
3852
3853                         if (dev_drv->ops->get_dspbuf_info)
3854                                 dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
3855                                         &yact, &format, &dsp_addr);
3856                         nr_pages = size >> PAGE_SHIFT;
3857                         pages = kzalloc(sizeof(struct page) * nr_pages,
3858                                         GFP_KERNEL);
3859                         while (i < nr_pages) {
3860                                 pages[i] = phys_to_page(start);
3861                                 start += PAGE_SIZE;
3862                                 i++;
3863                         }
3864                         vaddr = vmap(pages, nr_pages, VM_MAP,
3865                                         pgprot_writecombine(PAGE_KERNEL));
3866                         if (!vaddr) {
3867                                 pr_err("failed to vmap phy addr 0x%lx\n",
3868                                        (long)(uboot_logo_base +
3869                                        uboot_logo_offset));
3870                                 return -1;
3871                         }
3872
3873                         if(bmpdecoder(vaddr, main_fbi->screen_base, &width,
3874                                       &height, &bits)) {
3875                                 kfree(pages);
3876                                 vunmap(vaddr);
3877                                 return 0;
3878                         }
3879                         kfree(pages);
3880                         vunmap(vaddr);
3881                         if (dev_drv->uboot_logo &&
3882                             (width != xact || height != yact)) {
3883                                 pr_err("can't support uboot kernel logo use different size [%dx%d] != [%dx%d]\n",
3884                                         xact, yact, width, height);
3885                                 return 0;
3886                         }
3887
3888                         if (dev_drv->ops->post_dspbuf) {
3889                                 dev_drv->ops->post_dspbuf(dev_drv,
3890                                         main_fbi->fix.smem_start,
3891                                         rk_fb_data_fmt(0, bits),
3892                                         width, height, width * bits >> 5);
3893                         }
3894                         if (dev_drv->iommu_enabled) {
3895                                 rk_fb_poll_wait_frame_complete();
3896                                 if (dev_drv->ops->mmu_en)
3897                                         dev_drv->ops->mmu_en(dev_drv);
3898                                 freed_index = 0;
3899                         }
3900
3901                         return 0;
3902                 } else if (dev_drv->uboot_logo && uboot_logo_base) {
3903                         u32 start = uboot_logo_base;
3904                         u32 start_base = start;
3905                         int logo_len, i=0;
3906                         unsigned int nr_pages;
3907                         struct page **pages;
3908                         char *vaddr;
3909
3910                         dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
3911                                                       &yact, &format,
3912                                                       &start);
3913                         logo_len = rk_fb_pixel_width(format) * xact * yact >> 3;
3914                         if (logo_len > uboot_logo_size ||
3915                             logo_len > main_fbi->fix.smem_len) {
3916                                 pr_err("logo size > uboot reserve buffer size\n");
3917                                 return -1;
3918                         }
3919
3920                         nr_pages = uboot_logo_size >> PAGE_SHIFT;
3921                         pages = kzalloc(sizeof(struct page) * nr_pages,
3922                                         GFP_KERNEL);
3923                         while (i < nr_pages) {
3924                                 pages[i] = phys_to_page(start);
3925                                 start += PAGE_SIZE;
3926                                 i++;
3927                         }
3928                         vaddr = vmap(pages, nr_pages, VM_MAP,
3929                                         pgprot_writecombine(PAGE_KERNEL));
3930                         if (!vaddr) {
3931                                 pr_err("failed to vmap phy addr 0x%x\n",
3932                                        start_base);
3933                                 return -1;
3934                         }
3935
3936                         memcpy(main_fbi->screen_base, vaddr, logo_len);
3937
3938                         kfree(pages);
3939                         vunmap(vaddr);
3940
3941                         dev_drv->ops->post_dspbuf(dev_drv,
3942                                         main_fbi->fix.smem_start,
3943                                         format, xact, yact,
3944                                         xact * rk_fb_pixel_width(format) >> 5);
3945                         if (dev_drv->iommu_enabled) {
3946                                 rk_fb_poll_wait_frame_complete();
3947                                 if (dev_drv->ops->mmu_en)
3948                                         dev_drv->ops->mmu_en(dev_drv);
3949                                 freed_index = 0;
3950                         }
3951                         return 0;
3952                 } else {
3953                         if (dev_drv->iommu_enabled) {
3954                                 if (dev_drv->ops->mmu_en)
3955                                         dev_drv->ops->mmu_en(dev_drv);
3956                                 freed_index = 0;
3957                         }
3958                 }
3959 #if defined(CONFIG_LOGO)
3960                 main_fbi->fbops->fb_set_par(main_fbi);
3961 #if  defined(CONFIG_LOGO_LINUX_BMP)
3962                 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
3963                         fb_set_cmap(&main_fbi->cmap, main_fbi);
3964                         fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
3965                 }
3966 #else
3967                 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
3968                         fb_set_cmap(&main_fbi->cmap, main_fbi);
3969                         fb_show_logo(main_fbi, FB_ROTATE_UR);
3970                 }
3971 #endif
3972                 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
3973 #endif
3974         } else {
3975                 struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb >> 1];
3976                 extend_fbi->var.pixclock = rk_fb->fb[0]->var.pixclock;
3977                 rk_fb_alloc_buffer(extend_fbi);
3978         }
3979 #endif
3980         return 0;
3981 }
3982
3983 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
3984 {
3985         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
3986         struct fb_info *fbi;
3987         int fb_index_base = dev_drv->fb_index_base;
3988         int fb_num = dev_drv->lcdc_win_num;
3989         int i = 0;
3990
3991         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
3992                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
3993                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
3994         }
3995
3996         for (i = 0; i < fb_num; i++)
3997                 kfree(dev_drv->win[i]);
3998
3999         for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
4000                 fbi = fb_inf->fb[i];
4001                 unregister_framebuffer(fbi);
4002                 /* rk_release_fb_buffer(fbi); */
4003                 framebuffer_release(fbi);
4004         }
4005         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
4006         fb_inf->num_lcdc--;
4007
4008         return 0;
4009 }
4010
4011 static int rk_fb_probe(struct platform_device *pdev)
4012 {
4013         struct rk_fb *rk_fb = NULL;
4014         struct device_node *np = pdev->dev.of_node;
4015         u32 mode;
4016
4017         if (!np) {
4018                 dev_err(&pdev->dev, "Missing device tree node.\n");
4019                 return -EINVAL;
4020         }
4021
4022         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
4023         if (!rk_fb) {
4024                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
4025                 return -ENOMEM;
4026         }
4027         platform_set_drvdata(pdev, rk_fb);
4028
4029         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
4030                 rk_fb->disp_mode = mode;
4031
4032         } else {
4033                 dev_err(&pdev->dev, "no disp-mode node found!");
4034                 return -ENODEV;
4035         }
4036
4037         if (!of_property_read_u32(np, "rockchip,disp-policy", &mode)) {
4038                 rk_fb->disp_policy = mode;
4039                 pr_info("fb disp policy is %s\n", rk_fb->disp_policy ? "box":"sdk");
4040         }
4041
4042         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
4043                 printk(KERN_DEBUG "uboot-logo-on:%d\n", uboot_logo_on);
4044
4045         dev_set_name(&pdev->dev, "rockchip-fb");
4046 #if defined(CONFIG_ION_ROCKCHIP)
4047         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
4048         if (IS_ERR(rk_fb->ion_client)) {
4049                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
4050                 return PTR_ERR(rk_fb->ion_client);
4051         } else {
4052                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
4053         }
4054 #endif
4055
4056         fb_pdev = pdev;
4057         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
4058         return 0;
4059 }
4060
4061 static int rk_fb_remove(struct platform_device *pdev)
4062 {
4063         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4064
4065         kfree(rk_fb);
4066         platform_set_drvdata(pdev, NULL);
4067         return 0;
4068 }
4069
4070 static void rk_fb_shutdown(struct platform_device *pdev)
4071 {
4072         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4073         int i;
4074
4075         for (i = 0; i < rk_fb->num_lcdc; i++) {
4076                 if (!rk_fb->lcdc_dev_drv[i])
4077                         continue;
4078                 sw_sync_timeline_inc(rk_fb->lcdc_dev_drv[i]->timeline, 1);
4079         }
4080 }
4081
4082 static const struct of_device_id rkfb_dt_ids[] = {
4083         {.compatible = "rockchip,rk-fb",},
4084         {}
4085 };
4086
4087 static struct platform_driver rk_fb_driver = {
4088         .probe = rk_fb_probe,
4089         .remove = rk_fb_remove,
4090         .driver = {
4091                    .name = "rk-fb",
4092                    .owner = THIS_MODULE,
4093                    .of_match_table = of_match_ptr(rkfb_dt_ids),
4094                    },
4095         .shutdown = rk_fb_shutdown,
4096 };
4097
4098 static int __init rk_fb_init(void)
4099 {
4100         return platform_driver_register(&rk_fb_driver);
4101 }
4102
4103 static void __exit rk_fb_exit(void)
4104 {
4105         platform_driver_unregister(&rk_fb_driver);
4106 }
4107
4108 fs_initcall(rk_fb_init);
4109 module_exit(rk_fb_exit);