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 (support_uboot_display()) {
 888                                 info->var.bits_per_pixel = 32;
 889                         } else {
 890 #if defined(CONFIG_LOGO_LINUX_BMP)
 891                                 info->var.bits_per_pixel = 32;
 892 #else
 893                                 info->var.bits_per_pixel = 16;
 894 #endif
 895                         }
 896                         info->fix.line_length =
 897                             (info->var.xres_virtual) * (info->var.bits_per_pixel >> 3);
 898                         info->var.width = dev_drv->screen0->width;
 899                         info->var.height = dev_drv->screen0->height;
 900                         info->var.pixclock = dev_drv->pixclock;
 901                         info->var.left_margin = dev_drv->screen0->mode.left_margin;
 902                         info->var.right_margin = dev_drv->screen0->mode.right_margin;
 903                         info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
 904                         info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
 905                         info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 906                         info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 907                 }
 908         }
 909
 910         return 0;
 911 }
 912
 913 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
 914 static int get_rga_format(int fmt)
 915 {
 916         int rga_fmt = 0;
 917
 918         switch (fmt) {
 919         case XBGR888:
 920                 rga_fmt = RK_FORMAT_RGBX_8888;
 921                 break;
 922         case ABGR888:
 923                 rga_fmt = RK_FORMAT_RGBA_8888;
 924                 break;
 925         case ARGB888:
 926                 rga_fmt = RK_FORMAT_BGRA_8888;
 927                 break;
 928         case RGB888:
 929                 rga_fmt = RK_FORMAT_RGB_888;
 930                 break;
 931         case RGB565:
 932                 rga_fmt = RK_FORMAT_RGB_565;
 933                 break;
 934         case YUV422:
 935                 rga_fmt = RK_FORMAT_YCbCr_422_SP;
 936                 break;
 937         case YUV420:
 938                 rga_fmt = RK_FORMAT_YCbCr_420_SP;
 939                 break;
 940         default:
 941                 rga_fmt = RK_FORMAT_RGBA_8888;
 942                 break;
 943         }
 944
 945         return rga_fmt;
 946 }
 947
 948 int rga_copy_common(phys_addr_t src, phys_addr_t dst, int src_fd, int dst_fd,
 949                     u16 src_width, u16 src_height, u16 src_stride, u16 src_virh,
 950                     u16 src_xpos, u16 src_ypos, int src_format, u16 dst_width,
 951                     u16 dst_height, u16 dst_stride, u16 dst_virh, u16 dst_xpos,
 952                     u16 dst_ypos, int dst_format, int iommu_en)
 953 {
 954         struct rga_req Rga_Request;
 955         long ret = 0;
 956
 957         memset(&Rga_Request, 0, sizeof(Rga_Request));
 958
 959         Rga_Request.rotate_mode = 0;
 960         Rga_Request.scale_mode = 0;
 961         Rga_Request.src.act_w = src_width;
 962         Rga_Request.src.act_h = src_height;
 963         Rga_Request.src.vir_w = src_stride;
 964         Rga_Request.src.vir_h = src_virh;
 965         Rga_Request.src.format = get_rga_format(src_format);
 966         Rga_Request.src.x_offset = src_xpos;
 967         Rga_Request.src.y_offset = src_ypos;
 968
 969         Rga_Request.dst.act_w = dst_width;
 970         Rga_Request.dst.act_h = dst_height;
 971         Rga_Request.dst.vir_w = dst_stride;
 972         Rga_Request.dst.vir_h = dst_virh;
 973         Rga_Request.dst.format = get_rga_format(dst_format);
 974         Rga_Request.dst.x_offset = dst_xpos;
 975         Rga_Request.dst.y_offset = dst_ypos;
 976
 977         Rga_Request.src.yrgb_addr = src_fd;
 978         Rga_Request.src.uv_addr = src;
 979         Rga_Request.src.v_addr = 0;
 980
 981         Rga_Request.dst.yrgb_addr = dst_fd;
 982         Rga_Request.dst.uv_addr = dst;
 983         Rga_Request.dst.v_addr = 0;
 984
 985         Rga_Request.clip.xmin = 0;
 986         Rga_Request.clip.xmax = 4096;
 987         Rga_Request.clip.ymin = 0;
 988         Rga_Request.clip.ymax = 4096;
 989 #if defined(CONFIG_ROCKCHIP_IOMMU)
 990         if (iommu_en) {
 991                 Rga_Request.mmu_info.mmu_en = 1;
 992                 Rga_Request.mmu_info.mmu_flag = 1;
 993                 if (src && dst_fd)
 994                         Rga_Request.mmu_info.mmu_flag |= (1 << 31) | (1 << 10);
 995         } else {
 996                 Rga_Request.mmu_info.mmu_en = 0;
 997                 Rga_Request.mmu_info.mmu_flag = 0;
 998         }
 999 #else
1000         Rga_Request.mmu_info.mmu_en = 0;
1001         Rga_Request.mmu_info.mmu_flag = 0;
1002 #endif
1003
1004         ret = rga_ioctl_kernel(&Rga_Request);
1005         if (ret)
1006                 pr_err(">>%s rga ioctl error\n", __func__);
1007         return ret;
1008 }
1009 #endif
1010 #if defined(FB_ROATE_BY_KERNEL)
1011
1012 #if defined(CONFIG_RK29_IPP)
1013 static int get_ipp_format(int fmt)
1014 {
1015         int ipp_fmt = IPP_XRGB_8888;
1016         switch (fmt) {
1017         case HAL_PIXEL_FORMAT_RGBX_8888:
1018         case HAL_PIXEL_FORMAT_RGBA_8888:
1019         case HAL_PIXEL_FORMAT_BGRA_8888:
1020         case HAL_PIXEL_FORMAT_RGB_888:
1021                 ipp_fmt = IPP_XRGB_8888;
1022                 break;
1023         case HAL_PIXEL_FORMAT_RGB_565:
1024                 ipp_fmt = IPP_RGB_565;
1025                 break;
1026         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
1027                 ipp_fmt = IPP_Y_CBCR_H2V1;
1028                 break;
1029         case HAL_PIXEL_FORMAT_YCrCb_NV12:
1030                 ipp_fmt = IPP_Y_CBCR_H2V2;
1031                 break;
1032         case HAL_PIXEL_FORMAT_YCrCb_444:
1033                 ipp_fmt = IPP_Y_CBCR_H1V1;
1034                 break;
1035         default:
1036                 ipp_fmt = IPP_IMGTYPE_LIMIT;
1037                 break;
1038         }
1039
1040         return ipp_fmt;
1041 }
1042
1043 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
1044                           int rotation, int fmt)
1045 {
1046         int align16 = 2;
1047         int align64 = 8;
1048
1049         if (fmt == IPP_XRGB_8888) {
1050                 align16 = 1;
1051                 align64 = 2;
1052         } else if (fmt == IPP_RGB_565) {
1053                 align16 = 1;
1054                 align64 = 4;
1055         } else {
1056                 align16 = 2;
1057                 align64 = 8;
1058         }
1059         align16 -= 1;           /*for YUV, 1 */
1060         align64 -= 1;           /*for YUV, 7 */
1061
1062         if (rotation == IPP_ROT_0) {
1063                 if (fmt > IPP_RGB_565) {
1064                         if ((*dst_w & 1) != 0)
1065                                 *dst_w = *dst_w + 1;
1066                         if ((*dst_h & 1) != 0)
1067                                 *dst_h = *dst_h + 1;
1068                         if (*dst_vir_w < *dst_w)
1069                                 *dst_vir_w = *dst_w;
1070                 }
1071         } else {
1072                 if ((*dst_w & align64) != 0)
1073                         *dst_w = (*dst_w + align64) & (~align64);
1074                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
1075                         *dst_h = *dst_h + 1;
1076                 if (*dst_vir_w < *dst_w)
1077                         *dst_vir_w = *dst_w;
1078         }
1079 }
1080
1081 static void fb_copy_by_ipp(struct fb_info *dst_info,
1082                                 struct fb_info *src_info)
1083 {
1084         struct rk29_ipp_req ipp_req;
1085         uint32_t rotation = 0;
1086         int dst_w, dst_h, dst_vir_w;
1087         int ipp_fmt;
1088         u8 data_format = (dst_info->var.nonstd) & 0xff;
1089         struct rk_fb_par *fb_par = (struct rk_fb_par *)dst_info->par;
1090         struct rk_lcdc_driver *ext_dev_drv = fb_par->lcdc_drv;
1091         u16 orientation = ext_dev_drv->rotate_mode;
1092
1093         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
1094
1095         switch (orientation) {
1096         case 0:
1097                 rotation = IPP_ROT_0;
1098                 break;
1099         case ROTATE_90:
1100                 rotation = IPP_ROT_90;
1101                 break;
1102         case ROTATE_180:
1103                 rotation = IPP_ROT_180;
1104                 break;
1105         case ROTATE_270:
1106                 rotation = IPP_ROT_270;
1107                 break;
1108         default:
1109                 rotation = IPP_ROT_270;
1110                 break;
1111         }
1112
1113         dst_w = dst_info->var.xres;
1114         dst_h = dst_info->var.yres;
1115         dst_vir_w = dst_info->var.xres_virtual;
1116         ipp_fmt = get_ipp_format(data_format);
1117         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
1118         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
1119         ipp_req.src0.w = src_info->var.xres;
1120         ipp_req.src0.h = src_info->var.yres;
1121         ipp_req.src_vir_w = src_info->var.xres_virtual;
1122         ipp_req.src0.fmt = ipp_fmt;
1123
1124         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
1125         ipp_req.dst0.w = dst_w;
1126         ipp_req.dst0.h = dst_h;
1127         ipp_req.dst_vir_w = dst_vir_w;
1128         ipp_req.dst0.fmt = ipp_fmt;
1129
1130         ipp_req.timeout = 100;
1131         ipp_req.flag = rotation;
1132         ipp_blit_sync(&ipp_req);
1133 }
1134
1135 #endif
1136
1137 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1138 static void rga_win_check(struct rk_lcdc_win *dst_win,
1139                           struct rk_lcdc_win *src_win)
1140 {
1141         int format = 0;
1142
1143         format = get_rga_format(src_win->area[0].format);
1144         /* width and height must be even number */
1145         if (format >= RK_FORMAT_YCbCr_422_SP &&
1146             format <= RK_FORMAT_YCrCb_420_P) {
1147                 if ((src_win->area[0].xact % 2) != 0)
1148                         src_win->area[0].xact += 1;
1149                 if ((src_win->area[0].yact % 2) != 0)
1150                         src_win->area[0].yact += 1;
1151         }
1152         if (src_win->area[0].xvir < src_win->area[0].xact)
1153                 src_win->area[0].xvir = src_win->area[0].xact;
1154         if (src_win->area[0].yvir < src_win->area[0].yact)
1155                 src_win->area[0].yvir = src_win->area[0].yact;
1156
1157         format = get_rga_format(dst_win->area[0].format);
1158         if (format >= RK_FORMAT_YCbCr_422_SP &&
1159             format <= RK_FORMAT_YCrCb_420_P) {
1160                 if ((dst_win->area[0].xact % 2) != 0)
1161                         dst_win->area[0].xact += 1;
1162                 if ((dst_win->area[0].yact % 2) != 0)
1163                         dst_win->area[0].yact += 1;
1164         }
1165         if (dst_win->area[0].xvir < dst_win->area[0].xact)
1166                 dst_win->area[0].xvir = dst_win->area[0].xact;
1167         if (dst_win->area[0].yvir < dst_win->area[0].yact)
1168                 dst_win->area[0].yvir = dst_win->area[0].yact;
1169 }
1170
1171
1172 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
1173                             struct rk_lcdc_win *src_win,
1174                             u16 orientation, int iommu_en)
1175 {
1176         struct rga_req Rga_Request;
1177         long ret = 0;
1178         /* int fd = 0; */
1179
1180         memset(&Rga_Request, 0, sizeof(Rga_Request));
1181         rga_win_check(dst_win, src_win);
1182
1183         switch (orientation) {
1184         case ROTATE_90:
1185                 Rga_Request.rotate_mode = 1;
1186                 Rga_Request.sina = 65536;
1187                 Rga_Request.cosa = 0;
1188                 Rga_Request.dst.act_w = dst_win->area[0].yact;
1189                 Rga_Request.dst.act_h = dst_win->area[0].xact;
1190                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1191                 Rga_Request.dst.y_offset = 0;
1192                 break;
1193         case ROTATE_180:
1194                 Rga_Request.rotate_mode = 1;
1195                 Rga_Request.sina = 0;
1196                 Rga_Request.cosa = -65536;
1197                 Rga_Request.dst.act_w = dst_win->area[0].xact;
1198                 Rga_Request.dst.act_h = dst_win->area[0].yact;
1199                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1200                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1201                 break;
1202         case ROTATE_270:
1203                 Rga_Request.rotate_mode = 1;
1204                 Rga_Request.sina = -65536;
1205                 Rga_Request.cosa = 0;
1206                 Rga_Request.dst.act_w = dst_win->area[0].yact;
1207                 Rga_Request.dst.act_h = dst_win->area[0].xact;
1208                 Rga_Request.dst.x_offset = 0;
1209                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1210                 break;
1211         default:
1212                 Rga_Request.rotate_mode = 0;
1213                 Rga_Request.dst.act_w = dst_win->area[0].xact;
1214                 Rga_Request.dst.act_h = dst_win->area[0].yact;
1215                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1216                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1217                 break;
1218         }
1219
1220 /*
1221         fd = ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1222         Rga_Request.src.yrgb_addr = fd;
1223         fd = ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1224         Rga_Request.dst.yrgb_addr = fd;
1225 */
1226         Rga_Request.src.yrgb_addr = 0;
1227         Rga_Request.src.uv_addr =
1228             src_win->area[0].smem_start + src_win->area[0].y_offset;
1229         Rga_Request.src.v_addr = 0;
1230
1231         Rga_Request.dst.yrgb_addr = 0;
1232         Rga_Request.dst.uv_addr =
1233             dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1234         Rga_Request.dst.v_addr = 0;
1235
1236         Rga_Request.src.vir_w = src_win->area[0].xvir;
1237         Rga_Request.src.vir_h = src_win->area[0].yvir;
1238         Rga_Request.src.format = get_rga_format(src_win->area[0].format);
1239         Rga_Request.src.act_w = src_win->area[0].xact;
1240         Rga_Request.src.act_h = src_win->area[0].yact;
1241         Rga_Request.src.x_offset = 0;
1242         Rga_Request.src.y_offset = 0;
1243
1244         Rga_Request.dst.vir_w = dst_win->area[0].xvir;
1245         Rga_Request.dst.vir_h = dst_win->area[0].yvir;
1246         Rga_Request.dst.format = get_rga_format(dst_win->area[0].format);
1247
1248         Rga_Request.clip.xmin = 0;
1249         Rga_Request.clip.xmax = dst_win->area[0].xact - 1;
1250         Rga_Request.clip.ymin = 0;
1251         Rga_Request.clip.ymax = dst_win->area[0].yact - 1;
1252         Rga_Request.scale_mode = 0;
1253 #if defined(CONFIG_ROCKCHIP_IOMMU)
1254         if (iommu_en) {
1255                 Rga_Request.mmu_info.mmu_en = 1;
1256                 Rga_Request.mmu_info.mmu_flag = 1;
1257         } else {
1258                 Rga_Request.mmu_info.mmu_en = 0;
1259                 Rga_Request.mmu_info.mmu_flag = 0;
1260         }
1261 #else
1262         Rga_Request.mmu_info.mmu_en = 0;
1263         Rga_Request.mmu_info.mmu_flag = 0;
1264 #endif
1265
1266         ret = rga_ioctl_kernel(&Rga_Request);
1267 }
1268
1269 /*
1270  * This function is used for copying fb by RGA Module
1271  * RGA only support copy RGB to RGB
1272  * RGA2 support copy RGB to RGB and YUV to YUV
1273  */
1274 static void fb_copy_by_rga(struct fb_info *dst_info,
1275                                 struct fb_info *src_info)
1276 {
1277         struct rk_fb_par *src_fb_par = (struct rk_fb_par *)src_info->par;
1278         struct rk_fb_par *dst_fb_par = (struct rk_fb_par *)dst_info->par;
1279         struct rk_lcdc_driver *dev_drv = src_fb_par->lcdc_drv;
1280         struct rk_lcdc_driver *ext_dev_drv = dst_fb_par->lcdc_drv;
1281         int win_id = 0, ext_win_id;
1282         struct rk_lcdc_win *src_win, *dst_win;
1283
1284         win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1285         src_win = dev_drv->win[win_id];
1286
1287         ext_win_id =
1288             ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1289         dst_win = ext_dev_drv->win[ext_win_id];
1290
1291         win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode,
1292                         ext_dev_drv->iommu_enabled);
1293 }
1294 #endif
1295
1296 static int rk_fb_rotate(struct fb_info *dst_info,
1297                           struct fb_info *src_info)
1298 {
1299
1300 #if defined(CONFIG_RK29_IPP)
1301         fb_copy_by_ipp(dst_info, src_info);
1302 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1303         fb_copy_by_rga(dst_info, src_info);
1304 #else
1305         return -1;
1306 #endif
1307         return 0;
1308 }
1309
1310 static int __maybe_unused rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1311                                             struct rk_lcdc_win *src_win,
1312                                             u16 rotate, int iommu_en)
1313 {
1314 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1315         win_copy_by_rga(dst_win, src_win, rotate, iommu_en);
1316 #else
1317         return -1;
1318 #endif
1319         return 0;
1320 }
1321
1322 #endif
1323
1324 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1325                              struct fb_info *info)
1326 {
1327         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1328         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1329         struct fb_fix_screeninfo *fix = &info->fix;
1330         int win_id = 0;
1331         struct rk_lcdc_win *win = NULL;
1332         struct rk_screen *screen = dev_drv->cur_screen;
1333         u32 xoffset = var->xoffset;
1334         u32 yoffset = var->yoffset;
1335         u32 xvir = var->xres_virtual;
1336         u8 pixel_width;
1337         u32 vir_width_bit;
1338         u32 stride, uv_stride;
1339         u32 stride_32bit_1;
1340         u32 stride_32bit_2;
1341         u16 uv_x_off, uv_y_off, uv_y_act;
1342         u8 is_pic_yuv = 0;
1343
1344         if (dev_drv->suspend_flag)
1345                 return 0;
1346         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1347         if (win_id < 0)
1348                 return -ENODEV;
1349         else
1350                 win = dev_drv->win[win_id];
1351
1352         pixel_width = rk_fb_pixel_width(win->area[0].format);
1353         vir_width_bit = pixel_width * xvir;
1354         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1355         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1356
1357         switch (win->area[0].format) {
1358         case YUV422:
1359         case YUV422_A:
1360                 is_pic_yuv = 1;
1361                 stride = stride_32bit_1;
1362                 uv_stride = stride_32bit_1 >> 1;
1363                 uv_x_off = xoffset >> 1;
1364                 uv_y_off = yoffset;
1365                 fix->line_length = stride;
1366                 uv_y_act = win->area[0].yact >> 1;
1367                 break;
1368         case YUV420:            /* nv12 */
1369         case YUV420_NV21:       /* nv21 */
1370         case YUV420_A:
1371                 is_pic_yuv = 1;
1372                 stride = stride_32bit_1;
1373                 uv_stride = stride_32bit_1;
1374                 uv_x_off = xoffset;
1375                 uv_y_off = yoffset >> 1;
1376                 fix->line_length = stride;
1377                 uv_y_act = win->area[0].yact >> 1;
1378                 break;
1379         case YUV444:
1380         case YUV444_A:
1381                 is_pic_yuv = 1;
1382                 stride = stride_32bit_1;
1383                 uv_stride = stride_32bit_2;
1384                 uv_x_off = xoffset * 2;
1385                 uv_y_off = yoffset;
1386                 fix->line_length = stride << 2;
1387                 uv_y_act = win->area[0].yact;
1388                 break;
1389         default:
1390                 stride = stride_32bit_1;        /* default rgb */
1391                 fix->line_length = stride;
1392                 break;
1393         }
1394
1395         /* x y mirror ,jump line */
1396         if ((screen->y_mirror == 1) ||
1397             (win->mirror_en == 1)) {
1398                 if (screen->interlace == 1) {
1399                         win->area[0].y_offset = yoffset * stride * 2 +
1400                             ((win->area[0].yact - 1) * 2 + 1) * stride +
1401                             xoffset * pixel_width / 8;
1402                 } else {
1403                         win->area[0].y_offset = yoffset * stride +
1404                             (win->area[0].yact - 1) * stride +
1405                             xoffset * pixel_width / 8;
1406                 }
1407         } else {
1408                 if (screen->interlace == 1) {
1409                         win->area[0].y_offset =
1410                             yoffset * stride * 2 + xoffset * pixel_width / 8;
1411                 } else {
1412                         win->area[0].y_offset =
1413                             yoffset * stride + xoffset * pixel_width / 8;
1414                 }
1415         }
1416         if (is_pic_yuv == 1) {
1417                 if ((screen->y_mirror == 1) ||
1418                     (win->mirror_en == 1)) {
1419                         if (screen->interlace == 1) {
1420                                 win->area[0].c_offset =
1421                                     uv_y_off * uv_stride * 2 +
1422                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
1423                                     uv_x_off * pixel_width / 8;
1424                         } else {
1425                                 win->area[0].c_offset = uv_y_off * uv_stride +
1426                                     (uv_y_act - 1) * uv_stride +
1427                                     uv_x_off * pixel_width / 8;
1428                         }
1429                 } else {
1430                         if (screen->interlace == 1) {
1431                                 win->area[0].c_offset =
1432                                     uv_y_off * uv_stride * 2 +
1433                                     uv_x_off * pixel_width / 8;
1434                         } else {
1435                                 win->area[0].c_offset =
1436                                     uv_y_off * uv_stride +
1437                                     uv_x_off * pixel_width / 8;
1438                         }
1439                 }
1440         }
1441
1442         win->area[0].smem_start = fix->smem_start;
1443         win->area[0].cbr_start = fix->mmio_start;
1444         win->area[0].state = 1;
1445         win->area_num = 1;
1446
1447         dev_drv->ops->pan_display(dev_drv, win_id);
1448
1449 #ifdef  CONFIG_FB_MIRRORING
1450         if (video_data_to_mirroring)
1451                 video_data_to_mirroring(info, NULL);
1452 #endif
1453         /*if not want the config effect,set reserved[3] bit[0] 1*/
1454         if (likely((var->reserved[3] & 0x1) == 0))
1455                 dev_drv->ops->cfg_done(dev_drv);
1456
1457         return 0;
1458 }
1459
1460 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1461 {
1462         int i, j;
1463
1464         i = list_empty(&dev_drv->update_regs_list);
1465         j = list_empty(&dev_drv->saved_list);
1466         return i == j ? 0 : 1;
1467 }
1468
1469 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1470 {
1471         int err = sync_fence_wait(fence, 1000);
1472
1473         if (err >= 0)
1474                 return;
1475
1476         if (err == -ETIME)
1477                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1478
1479         if (err < 0)
1480                 printk("error waiting on fence\n");
1481 }
1482
1483 static int rk_fb_copy_from_loader(struct fb_info *info,
1484                                   phys_addr_t uboot_logo_base,
1485                                   phys_addr_t uboot_logo_offset,
1486                                   phys_addr_t uboot_logo_size)
1487 {
1488         struct rk_fb_par *fb_par = info->par;
1489         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1490         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1491         u16 width, height, bits;
1492         int format;
1493         int dst_format = info->var.nonstd & 0xff;
1494         int dst_xpos, dst_ypos, dst_width, dst_height;
1495         phys_addr_t start = uboot_logo_base + uboot_logo_offset;
1496         unsigned int size = uboot_logo_size - uboot_logo_offset;
1497         phys_addr_t src = 0;
1498         phys_addr_t dst = 0;
1499         int src_fd = 0;
1500         char *vaddr = NULL, *bmp_buffer = NULL;
1501         unsigned int nr_pages;
1502         struct page **pages = NULL;
1503         int fb_fd, tmp_fd = 0, bmp_fd = 0;
1504         struct ion_handle *bmp_handle = NULL;
1505 #if defined(CONFIG_ROCKCHIP_IOMMU)
1506         unsigned int heap_id = dev_drv->iommu_enabled ?
1507                 ION_HEAP(ION_VMALLOC_HEAP_ID) : ION_HEAP(ION_CMA_HEAP_ID);
1508         int rga_mmu_en = dev_drv->iommu_enabled ? 1 : 0;
1509 #else
1510         int rga_mmu_en = 0;
1511         unsigned int heap_id = ION_HEAP(ION_CMA_HEAP_ID);
1512 #endif
1513         int logo_len;
1514         int disp_mode = 0;
1515         int ret, i=0;
1516
1517         if (!uboot_logo_base || !uboot_logo_size) {
1518                 pr_err("can't found uboot logo address, failed\n");
1519                 return -EINVAL;
1520         }
1521         /*
1522          * rga driver can't handle fd = 0 case,
1523          * so get a unused fd incase rga_fd=0.
1524          */
1525         tmp_fd = get_unused_fd_flags(O_CLOEXEC);
1526         if (tmp_fd < 0)
1527                 return tmp_fd;
1528
1529         fb_fd = ion_share_dma_buf_fd(rk_fb->ion_client, fb_par->ion_hdl);
1530         if (fb_fd < 0) {
1531                 dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
1532                 ret = fb_fd;
1533                 goto free_tmp_fd;
1534         }
1535
1536         dst_format = rk_fb_data_fmt(0, info->var.bits_per_pixel);
1537         disp_mode = rk_fb->kernel_logo_mode;
1538
1539         if (!uboot_logo_offset) {
1540                 dev_drv->ops->get_dspbuf_info(dev_drv, &width, &height, &format,
1541                                               (u32 *)&start);
1542                 disp_mode = rk_fb->uboot_logo_mode;
1543                 src = start;
1544
1545                 goto start_copy;
1546         }
1547         size = roundup(size, PAGE_SIZE);
1548
1549         nr_pages = size >> PAGE_SHIFT;
1550         pages = kzalloc(sizeof(struct page) * nr_pages, GFP_KERNEL);
1551         while (i < nr_pages) {
1552                 pages[i] = phys_to_page(start);
1553                 start += PAGE_SIZE;
1554                 i++;
1555         }
1556         vaddr = vmap(pages, nr_pages, VM_MAP,
1557                      pgprot_writecombine(PAGE_KERNEL));
1558         if (!vaddr) {
1559                 pr_err("failed to vmap phy addr 0x%lx\n",
1560                        (long)(uboot_logo_base + uboot_logo_offset));
1561                 ret = -ENXIO;
1562                 goto free_pages;
1563         }
1564
1565         logo_len = bmp_getsize(vaddr);
1566         if (logo_len < 0) {
1567                 ret = -EINVAL;
1568                 goto free_vmap;
1569         }
1570         /*
1571          * alloc a tmp buffer for logo parse.
1572          */
1573         bmp_handle = ion_alloc(rk_fb->ion_client, logo_len, 0, heap_id, 0);
1574         if (IS_ERR(bmp_handle)) {
1575                 ret = -ENOMEM;
1576                 goto free_vmap;
1577         }
1578         bmp_fd = ion_share_dma_buf_fd(rk_fb->ion_client, bmp_handle);
1579         if (bmp_fd < 0) {
1580                 dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
1581                 ret = -ENXIO;
1582                 goto free_bmp_handle;
1583         }
1584         bmp_buffer = ion_map_kernel(rk_fb->ion_client, bmp_handle);
1585         if (IS_ERR(bmp_buffer)) {
1586                 ret = PTR_ERR(bmp_buffer);
1587                 goto free_bmp_fd;
1588         }
1589
1590         if (uboot_logo_offset) {
1591                 if(bmpdecoder(vaddr, bmp_buffer, &width, &height, &bits)) {
1592                         ret = -EINVAL;
1593                         goto ummap_bmp_buffer;
1594                 }
1595                 format = rk_fb_data_fmt(0, bits);
1596         } else {
1597                 memcpy(bmp_buffer, vaddr, logo_len);
1598         }
1599
1600         src_fd = bmp_fd;
1601
1602 start_copy:
1603         if (width > info->var.xres || height > info->var.yres) {
1604                 pr_err("Error: Please Don't do that thing:\n");
1605                 pr_err("\tLogo size[%dx%d] > Fb size[%dx%d]\n", width, height,
1606                        info->var.xres, info->var.yres);
1607                 pr_err("convert bmp size is Easy by many Pc tools\n");
1608                 BUG();
1609         }
1610
1611         if (disp_mode == DISP_CENTER) {
1612                 dst_xpos = (info->var.xres - width) >> 1;
1613                 dst_ypos = (info->var.yres - height) >> 1;
1614                 dst_width = width;
1615                 dst_height = height;
1616         } else {
1617                 dst_xpos = 0;
1618                 dst_ypos = 0;
1619                 dst_width = info->var.xres;
1620                 dst_height = info->var.yres;
1621         }
1622
1623 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1624         rga_copy_common(src, dst, src_fd, fb_fd, width, height,
1625                         width, height, 0, 0, format, dst_width,
1626                         dst_height, info->var.xres, info->var.yres, dst_xpos,
1627                         dst_ypos, dst_format, rga_mmu_en);
1628 #else
1629         /*
1630          * Todo, if rga is not support, just return to kernel display
1631          */
1632         return -EINVAL;
1633 #endif
1634 free_bmp_fd:
1635         /*
1636          * Todo:
1637          * Now can't find a suitable to free fd, close is userspace api, not
1638          * kernel api.
1639          */
1640 //      if (bmp_fd)
1641 //              close(bmp_fd);
1642 ummap_bmp_buffer:
1643         if (bmp_handle)
1644                 ion_unmap_kernel(rk_fb->ion_client, bmp_handle);
1645 free_bmp_handle:
1646         if (bmp_handle)
1647                 ion_free(rk_fb->ion_client, bmp_handle);
1648 free_vmap:
1649         vunmap(vaddr);
1650 free_pages:
1651         kfree(pages);
1652 //      close(fb_fd);
1653 free_tmp_fd:
1654         put_unused_fd(tmp_fd);
1655         return ret;
1656 }
1657 #ifdef CONFIG_ROCKCHIP_IOMMU
1658 static int g_last_addr[4][4];
1659 int g_last_timeout;
1660 u32 freed_addr[10];
1661 u32 freed_index;
1662
1663 #define DUMP_CHUNK 256
1664 char buf[PAGE_SIZE];
1665
1666 int rk_fb_sysmmu_fault_handler(struct device *dev,
1667                                enum rk_iommu_inttype itype,
1668                                unsigned long pgtable_base,
1669                                unsigned long fault_addr, unsigned int status)
1670 {
1671         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1672         int i = 0, j = 0;
1673         static int page_fault_cnt;
1674         if ((page_fault_cnt++) >= 10)
1675                 return 0;
1676         pr_err
1677             ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1678              fault_addr, pgtable_base, status);
1679         pr_info("last config addr:\n");
1680         for (i = 0; i < 4; i++) {
1681                 for (j = 0; j < 4; j++)
1682                         pr_info("win[%d],area[%d] = 0x%08x\n",
1683                                 i, j, g_last_addr[i][j]);
1684         }
1685         pr_info("last freed buffer:\n");
1686         for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1687                 printk("%d:0x%08x\n", i, freed_addr[i]);
1688         printk("last timeout:%d\n", g_last_timeout);
1689         dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1690         for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1691                 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1692                         char c = buf[i + DUMP_CHUNK];
1693                         buf[i + DUMP_CHUNK] = 0;
1694                         pr_cont("%s", buf + i);
1695                         buf[i + DUMP_CHUNK] = c;
1696                 } else {
1697                         buf[PAGE_SIZE - 1] = 0;
1698                         pr_cont("%s", buf + i);
1699                 }
1700         }
1701
1702         return 0;
1703 }
1704 #endif
1705
1706 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1707                         struct rk_fb_reg_win_data *reg_win_data)
1708 {
1709         int i, index_buf;
1710         struct rk_fb_reg_area_data *area_data;
1711         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1712
1713         for (i = 0; i < reg_win_data->area_num; i++) {
1714                 area_data = &reg_win_data->reg_area_data[i];
1715                 index_buf = area_data->index_buf;
1716 #if defined(CONFIG_ROCKCHIP_IOMMU)
1717                 if (dev_drv->iommu_enabled) {
1718                         if ((rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
1719                              (area_data->ion_handle != NULL))
1720                                 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1721                                                 area_data->ion_handle);
1722                         freed_addr[freed_index++] = area_data->smem_start;
1723                 }
1724 #endif
1725                 if (area_data->ion_handle != NULL)
1726                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1727
1728                 if (area_data->acq_fence)
1729                         sync_fence_put(area_data->acq_fence);
1730         }
1731         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1732 }
1733
1734 static void rk_fb_update_win(struct rk_lcdc_driver *dev_drv,
1735                                 struct rk_lcdc_win *win,
1736                                 struct rk_fb_reg_win_data *reg_win_data)
1737 {
1738         int i = 0;
1739         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
1740         struct rk_screen *cur_screen;
1741         struct rk_screen primary_screen;
1742
1743         if (unlikely(!inf) || unlikely(!dev_drv) ||
1744             unlikely(!win) || unlikely(!reg_win_data))
1745                 return;
1746
1747         cur_screen = dev_drv->cur_screen;
1748         rk_fb_get_prmry_screen(&primary_screen);
1749
1750         win->area_num = reg_win_data->area_num;
1751         win->id = reg_win_data->win_id;
1752         win->z_order = reg_win_data->z_order;
1753
1754         if (reg_win_data->reg_area_data[0].smem_start > 0) {
1755                 win->state = 1;
1756                 win->area_num = reg_win_data->area_num;
1757                 win->id = reg_win_data->win_id;
1758                 win->z_order = reg_win_data->z_order;
1759                 win->area[0].uv_vir_stride =
1760                     reg_win_data->reg_area_data[0].uv_vir_stride;
1761                 win->area[0].cbr_start =
1762                     reg_win_data->reg_area_data[0].cbr_start;
1763                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1764                 win->alpha_en = reg_win_data->alpha_en;
1765                 win->alpha_mode = reg_win_data->alpha_mode;
1766                 win->g_alpha_val = reg_win_data->g_alpha_val;
1767                 win->mirror_en = reg_win_data->mirror_en;
1768                 win->area[0].fbdc_en =
1769                         reg_win_data->reg_area_data[0].fbdc_en;
1770                 win->area[0].fbdc_cor_en =
1771                         reg_win_data->reg_area_data[0].fbdc_cor_en;
1772                 win->area[0].fbdc_data_format =
1773                         reg_win_data->reg_area_data[0].fbdc_data_format;
1774                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1775                         if (reg_win_data->reg_area_data[i].smem_start > 0) {
1776                                 win->area[i].format =
1777                                         reg_win_data->reg_area_data[i].data_format;
1778                                 if (inf->disp_policy != DISPLAY_POLICY_BOX)
1779                                         win->area[i].ion_hdl =
1780                                         reg_win_data->reg_area_data[i].ion_handle;
1781                                 win->area[i].smem_start =
1782                                         reg_win_data->reg_area_data[i].smem_start;
1783                                 if (inf->disp_mode == DUAL ||
1784                                     inf->disp_mode == NO_DUAL ||
1785                                     inf->disp_policy == DISPLAY_POLICY_BOX) {
1786                                         win->area[i].xpos =
1787                                                 reg_win_data->reg_area_data[i].xpos;
1788                                         win->area[i].ypos =
1789                                                 reg_win_data->reg_area_data[i].ypos;
1790                                         win->area[i].xsize =
1791                                                 reg_win_data->reg_area_data[i].xsize;
1792                                         win->area[i].ysize =
1793                                                 reg_win_data->reg_area_data[i].ysize;
1794                                 } else {
1795                                         win->area[i].xpos =
1796                                                 reg_win_data->reg_area_data[i].xpos *
1797                                                 cur_screen->mode.xres /
1798                                                 primary_screen.mode.xres;
1799                                         win->area[i].ypos =
1800                                                 reg_win_data->reg_area_data[i].ypos *
1801                                                 cur_screen->mode.yres /
1802                                                 primary_screen.mode.yres;
1803                                         win->area[i].xsize =
1804                                                 reg_win_data->reg_area_data[i].xsize *
1805                                                 cur_screen->mode.xres /
1806                                                 primary_screen.mode.xres;
1807                                         win->area[i].ysize =
1808                                                 reg_win_data->reg_area_data[i].ysize *
1809                                                 cur_screen->mode.yres /
1810                                                 primary_screen.mode.yres;
1811
1812                                         /* recalc display size if set hdmi scaler when at ONE_DUAL mode */
1813                                         if (inf->disp_mode == ONE_DUAL && hdmi_switch_state) {
1814                                                 if (cur_screen->xsize > 0 &&
1815                                                     cur_screen->xsize <= cur_screen->mode.xres) {
1816                                                         win->area[i].xpos =
1817                                                                 ((cur_screen->mode.xres - cur_screen->xsize) >> 1) +
1818                                                                 cur_screen->xsize * win->area[i].xpos / cur_screen->mode.xres;
1819                                                         win->area[i].xsize =
1820                                                                 win->area[i].xsize * cur_screen->xsize / cur_screen->mode.xres;
1821                                                 }
1822                                                 if (cur_screen->ysize > 0 && cur_screen->ysize <= cur_screen->mode.yres) {
1823                                                         win->area[i].ypos =
1824                                                                 ((cur_screen->mode.yres - cur_screen->ysize) >> 1) +
1825                                                                 cur_screen->ysize * win->area[i].ypos / cur_screen->mode.yres;
1826                                                         win->area[i].ysize =
1827                                                                 win->area[i].ysize * cur_screen->ysize / cur_screen->mode.yres;
1828                                                 }
1829                                         }
1830                                 }
1831                                 win->area[i].xact =
1832                                     reg_win_data->reg_area_data[i].xact;
1833                                 win->area[i].yact =
1834                                     reg_win_data->reg_area_data[i].yact;
1835                                 win->area[i].xvir =
1836                                     reg_win_data->reg_area_data[i].xvir;
1837                                 win->area[i].yvir =
1838                                     reg_win_data->reg_area_data[i].yvir;
1839                                 win->area[i].xoff =
1840                                     reg_win_data->reg_area_data[i].xoff;
1841                                 win->area[i].yoff =
1842                                     reg_win_data->reg_area_data[i].yoff;
1843                                 win->area[i].y_offset =
1844                                     reg_win_data->reg_area_data[i].y_offset;
1845                                 win->area[i].y_vir_stride =
1846                                     reg_win_data->reg_area_data[i].y_vir_stride;
1847                                 win->area[i].state = 1;
1848 #if defined(CONFIG_ROCKCHIP_IOMMU)
1849                                 if (dev_drv->iommu_enabled)
1850                                         g_last_addr[win->id][i] = win->area[i].smem_start +
1851                                                 win->area[i].y_offset;
1852 #endif
1853                         } else {
1854                                 win->area[i].state = 0;
1855 #if defined(CONFIG_ROCKCHIP_IOMMU)
1856                                 if (dev_drv->iommu_enabled)
1857                                         g_last_addr[win->id][i] = -1;
1858 #endif
1859                         }
1860                 }
1861         }
1862 }
1863
1864 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1865                                                      *regs, int win_id)
1866 {
1867         int i;
1868         struct rk_fb_reg_win_data *win_data = NULL;
1869         for (i = 0; i < regs->win_num; i++) {
1870                 if (regs->reg_win_data[i].win_id == win_id) {
1871                         win_data = &(regs->reg_win_data[i]);
1872                         break;
1873                 }
1874         }
1875
1876         return win_data;
1877 }
1878
1879 static int rk_fb_reg_effect(struct rk_lcdc_driver *dev_drv,
1880                              struct rk_fb_reg_data *regs,
1881                              int count)
1882 {
1883         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1884         int i, j, wait_for_vsync = false;
1885         unsigned int dsp_addr[5][4];
1886         unsigned int area_support[5] = {1, 1, 1, 1, 1};
1887         int win_status = 0;
1888
1889         if (dev_drv->ops->get_dsp_addr)
1890                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1891
1892         if (dev_drv->ops->area_support_num)
1893                 dev_drv->ops->area_support_num(dev_drv, area_support);
1894
1895         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1896                 if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
1897                     (!strcmp(dev_drv->win[i]->name, "hwc")))
1898                         continue;
1899
1900                 for (j = 0;j < RK_WIN_MAX_AREA; j++) {
1901                         if ((j > 0) && (area_support[i] == 1)) {
1902                                 continue;
1903                         }
1904                         if (dev_drv->win[i]->area[j].state == 1) {
1905                                 u32 new_start =
1906                                         dev_drv->win[i]->area[j].smem_start +
1907                                         dev_drv->win[i]->area[j].y_offset;
1908                                 u32 reg_start = dsp_addr[i][j];
1909                                 if ((rk_fb->disp_policy ==
1910                                         DISPLAY_POLICY_BOX) &&
1911                                         (dev_drv->suspend_flag))
1912                                         continue;
1913                                 if (unlikely(new_start != reg_start)) {
1914                                         wait_for_vsync = true;
1915                                         dev_info(dev_drv->dev,
1916                                                  "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1917                                                  i, new_start, reg_start, 101 - count);
1918                                         break;
1919                                 }
1920                         } else if (dev_drv->win[i]->area[j].state == 0) {
1921                                 if (dev_drv->ops->get_win_state) {
1922                                         win_status =
1923                                         dev_drv->ops->get_win_state(dev_drv, i, j);
1924                                         if (win_status)
1925                                                 wait_for_vsync = true;
1926                                 }
1927                         } else {
1928                                 pr_err("!!!win[%d]state:%d,error!!!\n",
1929                                        i, dev_drv->win[i]->state);
1930                         }
1931                 }
1932         }
1933
1934         return wait_for_vsync;
1935 }
1936
1937 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1938                              struct rk_fb_reg_data *regs)
1939 {
1940         int i, j;
1941         struct rk_lcdc_win *win;
1942         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1943         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1944         struct rk_fb_reg_win_data *win_data;
1945         bool wait_for_vsync;
1946         int count = 100;
1947         long timeout;
1948
1949         /* acq_fence wait */
1950         for (i = 0; i < regs->win_num; i++) {
1951                 win_data = &regs->reg_win_data[i];
1952                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1953                         if (win_data->reg_area_data[j].acq_fence) {
1954                                 /* printk("acq_fence wait!!!!!\n"); */
1955                                 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1956                         }
1957                 }
1958         }
1959
1960         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1961                 win = dev_drv->win[i];
1962                 win_data = rk_fb_get_win_data(regs, i);
1963                 if (win_data) {
1964                         if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
1965                             (win_data->reg_area_data[0].data_format == YUV420 ||
1966                              win_data->reg_area_data[0].data_format == YUV420_NV21 ||
1967                              win_data->reg_area_data[0].data_format == YUV420_A))
1968                                 continue;
1969                         mutex_lock(&dev_drv->win_config);
1970                         rk_fb_update_win(dev_drv, win, win_data);
1971                         win->state = 1;
1972                         dev_drv->ops->set_par(dev_drv, i);
1973                         dev_drv->ops->pan_display(dev_drv, i);
1974                         mutex_unlock(&dev_drv->win_config);
1975                 } else {
1976                         win->z_order = -1;
1977                         win->state = 0;
1978 #if defined(CONFIG_ROCKCHIP_IOMMU)
1979                         if (dev_drv->iommu_enabled) {
1980                                 for (j = 0; j < 4; j++)
1981                                         g_last_addr[i][j] = -1;
1982                         }
1983 #endif
1984                 }
1985         }
1986         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1987         if (dev_drv->ops->dsp_black)
1988                 dev_drv->ops->dsp_black(dev_drv, 0);
1989         dev_drv->ops->cfg_done(dev_drv);
1990
1991         do {
1992                 timestamp = dev_drv->vsync_info.timestamp;
1993                 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1994                                 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1995                                 msecs_to_jiffies(50));
1996
1997                 wait_for_vsync = rk_fb_reg_effect(dev_drv, regs, count);
1998         } while (wait_for_vsync && count--);
1999 #ifdef H_USE_FENCE
2000         sw_sync_timeline_inc(dev_drv->timeline, 1);
2001 #endif
2002
2003         if (dev_drv->front_regs) {
2004 #if defined(CONFIG_ROCKCHIP_IOMMU)
2005                 if (dev_drv->iommu_enabled) {
2006                         if (dev_drv->ops->mmu_en)
2007                                 dev_drv->ops->mmu_en(dev_drv);
2008                         freed_index = 0;
2009                         g_last_timeout = timeout;
2010                 }
2011 #endif
2012
2013                 mutex_lock(&dev_drv->front_lock);
2014
2015                 for (i = 0; i < dev_drv->front_regs->win_num; i++) {
2016                         win_data = &dev_drv->front_regs->reg_win_data[i];
2017                         rk_fb_free_dma_buf(dev_drv, win_data);
2018                 }
2019                 kfree(dev_drv->front_regs);
2020
2021                 mutex_unlock(&dev_drv->front_lock);
2022
2023 #if defined(CONFIG_ROCKCHIP_IOMMU)
2024                 if (dev_drv->iommu_enabled)
2025                         freed_addr[freed_index] = 0xfefefefe;
2026 #endif
2027         }
2028
2029         mutex_lock(&dev_drv->front_lock);
2030
2031         dev_drv->front_regs = regs;
2032
2033         mutex_unlock(&dev_drv->front_lock);
2034 }
2035
2036 static void rk_fb_update_regs_handler(struct kthread_work *work)
2037 {
2038         struct rk_lcdc_driver *dev_drv =
2039             container_of(work, struct rk_lcdc_driver, update_regs_work);
2040         struct rk_fb_reg_data *data, *next;
2041
2042         mutex_lock(&dev_drv->update_regs_list_lock);
2043         dev_drv->saved_list = dev_drv->update_regs_list;
2044         list_replace_init(&dev_drv->update_regs_list, &dev_drv->saved_list);
2045         mutex_unlock(&dev_drv->update_regs_list_lock);
2046
2047         list_for_each_entry_safe(data, next, &dev_drv->saved_list, list) {
2048                 rk_fb_update_reg(dev_drv, data);
2049                 list_del(&data->list);
2050         }
2051
2052         if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
2053                 wake_up(&dev_drv->update_regs_wait);
2054 }
2055
2056 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
2057                                   struct rk_screen *screen)
2058 {
2059         if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
2060             (area_par->xact <= 0) || (area_par->yact <= 0) ||
2061             (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
2062                 pr_err("check config var fail 0:\n"
2063                        "x_offset=%d,xact=%d,xvir=%d\n",
2064                        area_par->x_offset, area_par->xact, area_par->xvir);
2065                 return -EINVAL;
2066         }
2067
2068         if ((area_par->xpos + area_par->xsize > screen->mode.xres) ||
2069             (area_par->ypos + area_par->ysize > screen->mode.yres) ||
2070             (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
2071                 pr_warn("check config var fail 1:\n"
2072                        "xpos=%d,xsize=%d,xres=%d\n"
2073                        "ypos=%d,ysize=%d,yres=%d\n",
2074                        area_par->xpos, area_par->xsize, screen->mode.xres,
2075                        area_par->ypos, area_par->ysize, screen->mode.yres);
2076                 return -EINVAL;
2077         }
2078         return 0;
2079 }
2080
2081 static int rk_fb_set_win_buffer(struct fb_info *info,
2082                                 struct rk_fb_win_par *win_par,
2083                                 struct rk_fb_reg_win_data *reg_win_data)
2084 {
2085         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2086         struct fb_fix_screeninfo *fix = &info->fix;
2087         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2088         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2089         /*if hdmi size move to hwc,screen should point to cur_screen
2090           otherwise point to screen0[main screen]*/
2091         struct rk_screen *screen = dev_drv->cur_screen;/*screen0;*/
2092         struct fb_info *fbi;
2093         int i, ion_fd, acq_fence_fd;
2094         u32 xvir, yvir;
2095         u32 xoffset, yoffset;
2096
2097         struct ion_handle *hdl;
2098         size_t len;
2099         int index_buf;
2100         u8 fb_data_fmt;
2101         u8 pixel_width;
2102         u32 vir_width_bit;
2103         u32 stride, uv_stride;
2104         u32 stride_32bit_1;
2105         u32 stride_32bit_2;
2106         u16 uv_x_off, uv_y_off, uv_y_act;
2107         u8 is_pic_yuv = 0;
2108         u8 ppixel_a = 0, global_a = 0;
2109         ion_phys_addr_t phy_addr;
2110         int ret = 0;
2111         int buff_len;
2112
2113         reg_win_data->reg_area_data[0].smem_start = -1;
2114         reg_win_data->area_num = 0;
2115         fbi = rk_fb->fb[reg_win_data->win_id];
2116         if (win_par->area_par[0].phy_addr == 0) {
2117                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
2118                         ion_fd = win_par->area_par[i].ion_fd;
2119                         if (ion_fd > 0) {
2120                                 hdl =
2121                                     ion_import_dma_buf(rk_fb->ion_client,
2122                                                        ion_fd);
2123                                 if (IS_ERR(hdl)) {
2124                                         pr_info("%s: Could not import handle:"
2125                                                 " %ld\n", __func__, (long)hdl);
2126                                         /*return -EINVAL; */
2127                                         break;
2128                                 }
2129                                 reg_win_data->area_num++;
2130                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
2131 #ifndef CONFIG_ROCKCHIP_IOMMU
2132                                 ret = ion_phys(rk_fb->ion_client, hdl, &phy_addr,
2133                                                 &len);
2134 #else
2135                                 if (dev_drv->iommu_enabled)
2136                                         ret = ion_map_iommu(dev_drv->dev,
2137                                                                 rk_fb->ion_client,
2138                                                                 hdl,
2139                                                                 (unsigned long *)&phy_addr,
2140                                                                 (unsigned long *)&len);
2141                                 else
2142                                         ret = ion_phys(rk_fb->ion_client, hdl,
2143                                                         &phy_addr, &len);
2144 #endif
2145                                 if (ret < 0) {
2146                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
2147                                         ion_free(rk_fb->ion_client, hdl);
2148                                         return -ENOMEM;
2149                                 }
2150                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
2151                                 reg_win_data->area_buf_num++;
2152                                 reg_win_data->reg_area_data[i].index_buf = 1;
2153                                 reg_win_data->reg_area_data[i].buff_len = len;
2154                         }
2155                 }
2156         } else {
2157                 reg_win_data->reg_area_data[0].smem_start =
2158                     win_par->area_par[0].phy_addr;
2159                 reg_win_data->area_num = 1;
2160                 reg_win_data->area_buf_num++;
2161                 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
2162         }
2163
2164         if (reg_win_data->area_num == 0)
2165                 return 0;
2166
2167         for (i = 0; i < reg_win_data->area_num; i++) {
2168                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
2169                 index_buf = reg_win_data->reg_area_data[i].index_buf;
2170                 if ((acq_fence_fd > 0) && (index_buf == 1)) {
2171                         reg_win_data->reg_area_data[i].acq_fence =
2172                             sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
2173                 }
2174         }
2175         if (reg_win_data->reg_area_data[0].smem_start > 0) {
2176                 reg_win_data->z_order = win_par->z_order;
2177                 reg_win_data->win_id = win_par->win_id;
2178         } else {
2179                 reg_win_data->z_order = -1;
2180                 reg_win_data->win_id = -1;
2181         }
2182
2183         reg_win_data->mirror_en = win_par->mirror_en;
2184         for (i = 0; i < reg_win_data->area_num; i++) {
2185                 /*rk_fb_check_config_var(&win_par->area_par[i], screen);*/
2186
2187                 fb_data_fmt = rk_fb_data_fmt(win_par->area_par[i].data_format, 0);
2188                 reg_win_data->reg_area_data[i].data_format = fb_data_fmt;
2189                 if (fb_data_fmt >= FBDC_RGB_565) {
2190                         reg_win_data->reg_area_data[i].fbdc_en = 1;
2191                         reg_win_data->reg_area_data[i].fbdc_cor_en = 1;
2192                 } else {
2193                         reg_win_data->reg_area_data[i].fbdc_en = 0;
2194                         reg_win_data->reg_area_data[i].fbdc_cor_en = 0;
2195                 }
2196                 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2197
2198                 ppixel_a |= ((fb_data_fmt == ARGB888) ||
2199                              (fb_data_fmt == FBDC_ARGB_888) ||
2200                              (fb_data_fmt == FBDC_ABGR_888) ||
2201                              (fb_data_fmt == ABGR888)) ? 1 : 0;
2202                 /* visiable pos in panel */
2203                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
2204                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
2205
2206                 /* realy size in panel */
2207                 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
2208                 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
2209
2210                 /* realy size in panel */
2211                 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
2212                 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
2213
2214                 xoffset = win_par->area_par[i].x_offset;        /* buf offset */
2215                 yoffset = win_par->area_par[i].y_offset;
2216                 reg_win_data->reg_area_data[i].xoff = xoffset;
2217                 reg_win_data->reg_area_data[i].yoff = yoffset;
2218
2219                 xvir = win_par->area_par[i].xvir;
2220                 reg_win_data->reg_area_data[i].xvir = xvir;
2221                 yvir = win_par->area_par[i].yvir;
2222                 reg_win_data->reg_area_data[i].yvir = yvir;
2223
2224                 vir_width_bit = pixel_width * xvir;
2225                 /* pixel_width = byte_num*8 */
2226                 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
2227                 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
2228
2229                 stride = stride_32bit_1;        /* default rgb */
2230                 fix->line_length = stride;
2231                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
2232
2233                 /* x y mirror ,jump line
2234                  * reg_win_data->reg_area_data[i].y_offset =
2235                  *              yoffset*stride+xoffset*pixel_width/8;
2236                  */
2237                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2238                         if (screen->interlace == 1) {
2239                                 reg_win_data->reg_area_data[i].y_offset =
2240                                     yoffset * stride * 2 +
2241                                     ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
2242                                     xoffset * pixel_width / 8;
2243                         } else {
2244                                 reg_win_data->reg_area_data[i].y_offset =
2245                                     yoffset * stride +
2246                                     (reg_win_data->reg_area_data[i].yact - 1) * stride +
2247                                     xoffset * pixel_width / 8;
2248                         }
2249                 } else {
2250                         if (screen->interlace == 1) {
2251                                 reg_win_data->reg_area_data[i].y_offset =
2252                                     yoffset * stride * 2 +
2253                                     xoffset * pixel_width / 8;
2254                         } else {
2255                                 reg_win_data->reg_area_data[i].y_offset =
2256                                     yoffset * stride +
2257                                     xoffset * pixel_width / 8;
2258                         }
2259                 }
2260                 if ((fb_data_fmt != YUV420) &&
2261                     (fb_data_fmt != YUV420_NV21) &&
2262                     (fb_data_fmt != YUV422) &&
2263                     (fb_data_fmt != YUV444) &&
2264                     dev_drv->iommu_enabled) {
2265                         buff_len = reg_win_data->reg_area_data[i].y_offset +
2266                                 reg_win_data->reg_area_data[i].xvir *
2267                                 reg_win_data->reg_area_data[i].yact *
2268                                 pixel_width / 8 -
2269                                 reg_win_data->reg_area_data[i].xoff*
2270                                 pixel_width / 8;
2271                         if (buff_len > reg_win_data->reg_area_data[i].buff_len)
2272                                 pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2273                                        "yact[%d]*bpp[%d]"
2274                                        "=buff_len[0x%x]>>mmu len=0x%x\n",
2275                                        fb_data_fmt,
2276                                        reg_win_data->reg_area_data[i].xvir,
2277                                        reg_win_data->reg_area_data[i].yact,
2278                                        pixel_width, buff_len,
2279                                        reg_win_data->reg_area_data[i].buff_len);
2280                 }
2281         }
2282
2283         global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
2284         reg_win_data->alpha_en = ppixel_a | global_a;
2285         reg_win_data->g_alpha_val = win_par->g_alpha_val;
2286         reg_win_data->alpha_mode = win_par->alpha_mode;
2287
2288         switch (fb_data_fmt) {
2289         case YUV422:
2290         case YUV422_A:
2291                 is_pic_yuv = 1;
2292                 stride = stride_32bit_1;
2293                 uv_stride = stride_32bit_1 >> 1;
2294                 uv_x_off = xoffset >> 1;
2295                 uv_y_off = yoffset;
2296                 fix->line_length = stride;
2297                 uv_y_act = win_par->area_par[0].yact >> 1;
2298                 break;
2299         case YUV420:            /* nv12 */
2300         case YUV420_NV21:       /* nv21 */
2301         case YUV420_A:
2302                 is_pic_yuv = 1;
2303                 stride = stride_32bit_1;
2304                 uv_stride = stride_32bit_1;
2305                 uv_x_off = xoffset;
2306                 uv_y_off = yoffset >> 1;
2307                 fix->line_length = stride;
2308                 uv_y_act = win_par->area_par[0].yact >> 1;
2309                 break;
2310         case YUV444:
2311         case YUV444_A:
2312                 is_pic_yuv = 1;
2313                 stride = stride_32bit_1;
2314                 uv_stride = stride_32bit_2;
2315                 uv_x_off = xoffset * 2;
2316                 uv_y_off = yoffset;
2317                 fix->line_length = stride << 2;
2318                 uv_y_act = win_par->area_par[0].yact;
2319                 break;
2320         default:
2321                 break;
2322         }
2323         if (is_pic_yuv == 1) {
2324                 reg_win_data->reg_area_data[0].cbr_start =
2325                     reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2326                 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2327                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2328                         if (screen->interlace == 1) {
2329                                 reg_win_data->reg_area_data[0].c_offset =
2330                                     uv_y_off * uv_stride * 2 +
2331                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
2332                                     uv_x_off * pixel_width / 8;
2333                         } else {
2334                                 reg_win_data->reg_area_data[0].c_offset =
2335                                     uv_y_off * uv_stride +
2336                                     (uv_y_act - 1) * uv_stride +
2337                                     uv_x_off * pixel_width / 8;
2338                         }
2339                 } else {
2340                         if (screen->interlace == 1) {
2341                                 reg_win_data->reg_area_data[0].c_offset =
2342                                     uv_y_off * uv_stride * 2 +
2343                                     uv_x_off * pixel_width / 8;
2344                         } else {
2345                                 reg_win_data->reg_area_data[0].c_offset =
2346                                     uv_y_off * uv_stride +
2347                                     uv_x_off * pixel_width / 8;
2348                         }
2349                 }
2350                 buff_len = reg_win_data->reg_area_data[0].cbr_start +
2351                         reg_win_data->reg_area_data[0].c_offset +
2352                         reg_win_data->reg_area_data[0].xvir *
2353                         reg_win_data->reg_area_data[0].yact *
2354                         pixel_width / 16 -
2355                         reg_win_data->reg_area_data[0].smem_start -
2356                         reg_win_data->reg_area_data[0].xoff*
2357                         pixel_width / 16 ;
2358                 if ((buff_len > reg_win_data->reg_area_data[0].buff_len) &&
2359                      dev_drv->iommu_enabled)
2360                         pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2361                                "yact[%d]*bpp[%d]"
2362                                "=buff_len[0x%x]>>mmu len=0x%x\n",
2363                                fb_data_fmt,
2364                                reg_win_data->reg_area_data[0].xvir,
2365                                reg_win_data->reg_area_data[0].yact,
2366                                pixel_width, buff_len,
2367                                reg_win_data->reg_area_data[0].buff_len);
2368         }
2369
2370         /* record buffer information for rk_fb_disp_scale to prevent fence timeout
2371          * because rk_fb_disp_scale will call function info->fbops->fb_set_par(info);
2372          */
2373         info->var.yoffset = yoffset;
2374         info->var.xoffset = xoffset;
2375         return 0;
2376 }
2377
2378 static int rk_fb_set_win_config(struct fb_info *info,
2379                                 struct rk_fb_win_cfg_data *win_data)
2380 {
2381         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2382         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2383         struct rk_fb_reg_data *regs;
2384 #ifdef H_USE_FENCE
2385         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2386         struct sync_fence *retire_fence;
2387         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2388         struct sync_pt *retire_sync_pt;
2389         char fence_name[20];
2390 #endif
2391         int ret = 0, i, j = 0;
2392         int list_is_empty = 0;
2393         struct rk_screen *screen = dev_drv->cur_screen;
2394
2395         win_data->ret_fence_fd = get_unused_fd();
2396         if (win_data->ret_fence_fd < 0) {
2397                 pr_err("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2398                 win_data->ret_fence_fd = -1;
2399                 ret = -EFAULT;
2400                 return ret;
2401         }
2402
2403         mutex_lock(&dev_drv->output_lock);
2404
2405         for (i = 0; i < 4; i++) {
2406                 for (j = 0; j < 4; j++) {
2407                         if (win_data->win_par[i].area_par[j].ion_fd > 0)
2408                                 ret += rk_fb_check_config_var(
2409                                         &win_data->win_par[i].area_par[j],
2410                                         screen);
2411                 }
2412         }
2413         if ((dev_drv->suspend_flag) || (dev_drv->hdmi_switch) || (ret < 0)) {
2414                 dev_drv->timeline_max++;
2415                 sw_sync_timeline_inc(dev_drv->timeline, 1);
2416                 if (dev_drv->suspend_flag)
2417                         pr_err("suspend_flag=%d\n", dev_drv->suspend_flag);
2418                 else if (dev_drv->hdmi_switch)
2419                         pr_err("hdmi switch = %d\n", dev_drv->hdmi_switch);
2420                 else
2421                         pr_err("error config ,ignore\n");
2422                 for (j = 0; j < RK_MAX_BUF_NUM; j++)
2423                         win_data->rel_fence_fd[j] = -1;
2424                 win_data->ret_fence_fd = -1;
2425                 goto err;
2426         }
2427
2428         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2429         if (!regs) {
2430                 printk(KERN_INFO "could not allocate rk_fb_reg_data\n");
2431                 ret = -ENOMEM;
2432                 goto err;
2433         }
2434
2435         for (i = 0,j = 0; i < dev_drv->lcdc_win_num; i++) {
2436                 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2437                         if (rk_fb_set_win_buffer(info, &win_data->win_par[i],
2438                                                  &regs->reg_win_data[j])) {
2439                                 ret = -ENOMEM;
2440                                 goto err;
2441                         }
2442                         if (regs->reg_win_data[j].area_num > 0) {
2443                                 regs->win_num++;
2444                                 regs->buf_num +=
2445                                     regs->reg_win_data[j].area_buf_num;
2446                         }
2447                         j++;
2448                 } else {
2449                         printk(KERN_INFO "error:win_id bigger than lcdc_win_num\n");
2450                         printk(KERN_INFO "i=%d,win_id=%d\n", i,
2451                                win_data->win_par[i].win_id);
2452                 }
2453         }
2454
2455         if (regs->win_num <= 0)
2456                 goto err_null_frame;
2457
2458         dev_drv->timeline_max++;
2459 #ifdef H_USE_FENCE
2460         for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2461                 if (i < regs->buf_num) {
2462                         sprintf(fence_name, "fence%d", i);
2463                         win_data->rel_fence_fd[i] = get_unused_fd();
2464                         if (win_data->rel_fence_fd[i] < 0) {
2465                                 printk(KERN_INFO "rel_fence_fd=%d\n",
2466                                        win_data->rel_fence_fd[i]);
2467                                 ret = -EFAULT;
2468                                 goto err;
2469                         }
2470                         release_sync_pt[i] =
2471                             sw_sync_pt_create(dev_drv->timeline,
2472                                               dev_drv->timeline_max);
2473                         release_fence[i] =
2474                             sync_fence_create(fence_name, release_sync_pt[i]);
2475                         sync_fence_install(release_fence[i],
2476                                            win_data->rel_fence_fd[i]);
2477                 } else {
2478                         win_data->rel_fence_fd[i] = -1;
2479                 }
2480         }
2481
2482         retire_sync_pt =
2483             sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2484         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2485         sync_fence_install(retire_fence, win_data->ret_fence_fd);
2486 #else
2487         for (i = 0; i < RK_MAX_BUF_NUM; i++)
2488                 win_data->rel_fence_fd[i] = -1;
2489
2490         win_data->ret_fence_fd = -1;
2491 #endif
2492         if (dev_drv->wait_fs == 0) {
2493                 mutex_lock(&dev_drv->update_regs_list_lock);
2494                 list_add_tail(&regs->list, &dev_drv->update_regs_list);
2495                 mutex_unlock(&dev_drv->update_regs_list_lock);
2496                 queue_kthread_work(&dev_drv->update_regs_worker,
2497                                    &dev_drv->update_regs_work);
2498         } else {
2499                 mutex_lock(&dev_drv->update_regs_list_lock);
2500                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2501                                         list_empty(&dev_drv->saved_list);
2502                 mutex_unlock(&dev_drv->update_regs_list_lock);
2503                 if (!list_is_empty) {
2504                         ret = wait_event_timeout(dev_drv->update_regs_wait,
2505                                 list_empty(&dev_drv->update_regs_list) && list_empty(&dev_drv->saved_list),
2506                                 msecs_to_jiffies(60));
2507                         if (ret > 0)
2508                                 rk_fb_update_reg(dev_drv, regs);
2509                         else
2510                                 printk("%s: wait update_regs_wait timeout\n", __func__);
2511                 } else if (ret == 0) {
2512                         rk_fb_update_reg(dev_drv, regs);
2513                 }
2514         }
2515
2516 err:
2517         mutex_unlock(&dev_drv->output_lock);
2518         return ret;
2519 err_null_frame:
2520         kfree(regs);
2521         for (j = 0; j < RK_MAX_BUF_NUM; j++)
2522                 win_data->rel_fence_fd[j] = -1;
2523         win_data->ret_fence_fd = -1;
2524         mutex_unlock(&dev_drv->output_lock);
2525         pr_info("win num = %d,null frame\n", regs->win_num);
2526         return 0;
2527 }
2528
2529 #if 1
2530 static int cfgdone_distlist[10] = { 0 };
2531
2532 static int cfgdone_index;
2533 static int cfgdone_lasttime;
2534
2535 int rk_get_real_fps(int before)
2536 {
2537         struct timespec now;
2538         int dist_curr;
2539         int dist_total = 0;
2540         int dist_count = 0;
2541         int dist_first = 0;
2542
2543         int index = cfgdone_index;
2544         int i = 0, fps = 0;
2545         int total;
2546
2547         if (before > 100)
2548                 before = 100;
2549         if (before < 0)
2550                 before = 0;
2551
2552         getnstimeofday(&now);
2553         dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2554                         cfgdone_lasttime;
2555         total = dist_curr;
2556         /*
2557            printk("fps: ");
2558          */
2559         for (i = 0; i < 10; i++) {
2560                 if (--index < 0)
2561                         index = 9;
2562                 total += cfgdone_distlist[index];
2563                 if (i == 0)
2564                         dist_first = cfgdone_distlist[index];
2565                 if (total < (before * 1000)) {
2566                         /*
2567                            printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
2568                          */
2569                         dist_total += cfgdone_distlist[index];
2570                         dist_count++;
2571                 } else {
2572                         break;
2573                 }
2574         }
2575
2576         /*
2577            printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
2578          */
2579         dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2580         dist_total += dist_curr;
2581         dist_count++;
2582
2583         if (dist_total > 0)
2584                 fps = (1000000 * dist_count) / dist_total;
2585         else
2586                 fps = 60;
2587
2588         /*
2589            printk("curr2 %d, fps=%d\n", dist_curr, fps);
2590          */
2591         return fps;
2592 }
2593 EXPORT_SYMBOL(rk_get_real_fps);
2594
2595 #endif
2596 #ifdef CONFIG_ROCKCHIP_IOMMU
2597 #define ION_MAX 10
2598 static struct ion_handle *ion_hanle[ION_MAX];
2599 static struct ion_handle *ion_hwc[1];
2600 #endif
2601 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2602                        unsigned long arg)
2603 {
2604         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2605         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2606         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2607         struct fb_fix_screeninfo *fix = &info->fix;
2608         struct rk_lcdc_win *win;
2609         int enable;     /* enable fb:1 enable;0 disable */
2610         int ovl;        /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2611         int num_buf;    /* buffer_number */
2612         int ret;
2613         struct rk_fb_win_cfg_data win_data;
2614         unsigned int dsp_addr[4][4];
2615         int list_stat;
2616
2617         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2618
2619         void __user *argp = (void __user *)arg;
2620         win = dev_drv->win[win_id];
2621
2622         switch (cmd) {
2623         case RK_FBIOSET_HWC_ADDR:
2624         {
2625                 u32 hwc_phy[1];
2626                 if (copy_from_user(hwc_phy, argp, 4))
2627                         return -EFAULT;
2628 #ifdef CONFIG_ROCKCHIP_IOMMU
2629                 if (!dev_drv->iommu_enabled) {
2630 #endif
2631                         fix->smem_start = hwc_phy[0];
2632 #ifdef CONFIG_ROCKCHIP_IOMMU
2633                 } else {
2634                         int usr_fd;
2635                         struct ion_handle *hdl;
2636                         ion_phys_addr_t phy_addr;
2637                         size_t len;
2638
2639                         usr_fd = hwc_phy[0];
2640                         if (!usr_fd) {
2641                                 fix->smem_start = 0;
2642                                 fix->mmio_start = 0;
2643                                 dev_drv->ops->open(dev_drv, win_id, 0);
2644                                 break;
2645                         }
2646
2647                         if (ion_hwc[0] != 0) {
2648                                 ion_free(rk_fb->ion_client, ion_hwc[0]);
2649                                 ion_hwc[0] = 0;
2650                         }
2651
2652                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2653                         if (IS_ERR(hdl)) {
2654                                 dev_err(info->dev, "failed to get hwc ion handle:%ld\n",
2655                                         PTR_ERR(hdl));
2656                                 return -EFAULT;
2657                         }
2658
2659                         ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2660                                                 (unsigned long *)&phy_addr,
2661                                                 (unsigned long *)&len);
2662                         if (ret < 0) {
2663                                 dev_err(info->dev, "ion map to get hwc phy addr failed");
2664                                 ion_free(rk_fb->ion_client, hdl);
2665                                 return -ENOMEM;
2666                         }
2667                         fix->smem_start = phy_addr;
2668                         ion_hwc[0] = hdl;
2669                 }
2670 #endif
2671                 break;
2672         }
2673         case RK_FBIOSET_YUV_ADDR:
2674                 {
2675                         u32 yuv_phy[2];
2676
2677                         if (copy_from_user(yuv_phy, argp, 8))
2678                                 return -EFAULT;
2679                         #ifdef CONFIG_ROCKCHIP_IOMMU
2680                         if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2681                         #endif
2682                                 fix->smem_start = yuv_phy[0];
2683                                 fix->mmio_start = yuv_phy[1];
2684                         #ifdef CONFIG_ROCKCHIP_IOMMU
2685                         } else {
2686                                 int usr_fd, offset, tmp;
2687                                 struct ion_handle *hdl;
2688                                 ion_phys_addr_t phy_addr;
2689                                 size_t len;
2690
2691                                 usr_fd = yuv_phy[0];
2692                                 offset = yuv_phy[1] - yuv_phy[0];
2693                                 if (!usr_fd) {
2694                                         fix->smem_start = 0;
2695                                         fix->mmio_start = 0;
2696                                         break;
2697                                 }
2698
2699                                 if (ion_hanle[ION_MAX - 1] != 0) {
2700                                         /*ion_unmap_kernel(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2701                                         /*ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2702                                         ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2703                                         ion_hanle[ION_MAX - 1] = 0;
2704                                 }
2705
2706                                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2707                                 if (IS_ERR(hdl)) {
2708                                         dev_err(info->dev, "failed to get ion handle:%ld\n",
2709                                                 PTR_ERR(hdl));
2710                                         return -EFAULT;
2711                                 }
2712
2713                                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2714                                                         (unsigned long *)&phy_addr,
2715                                                         (unsigned long *)&len);
2716                                 if (ret < 0) {
2717                                         dev_err(info->dev, "ion map to get phy addr failed");
2718                                         ion_free(rk_fb->ion_client, hdl);
2719                                         return -ENOMEM;
2720                                 }
2721                                 fix->smem_start = phy_addr;
2722                                 fix->mmio_start = phy_addr + offset;
2723                                 fix->smem_len = len;
2724                                 /*info->screen_base = ion_map_kernel(rk_fb->ion_client, hdl);*/
2725
2726                                 ion_hanle[0] = hdl;
2727                                 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2728                                         ion_hanle[tmp] = ion_hanle[tmp - 1];
2729                                 ion_hanle[0] = 0;
2730                         }
2731                         #endif
2732                         break;
2733                 }
2734         case RK_FBIOSET_ENABLE:
2735                 if (copy_from_user(&enable, argp, sizeof(enable)))
2736                         return -EFAULT;
2737                                 if (enable && fb_par->state)
2738                                         fb_par->state++;
2739                                 else
2740                                         fb_par->state--;
2741                 dev_drv->ops->open(dev_drv, win_id, enable);
2742                 break;
2743         case RK_FBIOGET_ENABLE:
2744                 enable = dev_drv->ops->get_win_state(dev_drv, win_id, 0);
2745                 if (copy_to_user(argp, &enable, sizeof(enable)))
2746                         return -EFAULT;
2747                 break;
2748         case RK_FBIOSET_OVERLAY_STA:
2749                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2750                         return -EFAULT;
2751                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2752                 break;
2753         case RK_FBIOGET_OVERLAY_STA:
2754                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2755                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2756                         return -EFAULT;
2757                 break;
2758         case RK_FBIOPUT_NUM_BUFFERS:
2759                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2760                         return -EFAULT;
2761                 dev_drv->num_buf = num_buf;
2762                 break;
2763         case RK_FBIOSET_VSYNC_ENABLE:
2764                 if (copy_from_user(&enable, argp, sizeof(enable)))
2765                         return -EFAULT;
2766                 dev_drv->vsync_info.active = enable;
2767                 break;
2768
2769         case RK_FBIOGET_DSP_ADDR:
2770                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2771                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2772                         return -EFAULT;
2773                 break;
2774         case RK_FBIOGET_LIST_STA:
2775                 list_stat = rk_fb_get_list_stat(dev_drv);
2776                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2777                         return -EFAULT;
2778
2779                 break;
2780         case RK_FBIOGET_IOMMU_STA:
2781                 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2782                                  sizeof(dev_drv->iommu_enabled)))
2783                         return -EFAULT;
2784                 break;
2785 #if defined(CONFIG_ION_ROCKCHIP)
2786         case RK_FBIOSET_DMABUF_FD:
2787                 {
2788                         int usr_fd;
2789                         struct ion_handle *hdl;
2790                         ion_phys_addr_t phy_addr;
2791                         size_t len;
2792                         if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2793                                 return -EFAULT;
2794                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2795                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2796                         fix->smem_start = phy_addr;
2797                         break;
2798                 }
2799         case RK_FBIOGET_DMABUF_FD:
2800                 {
2801                         int fd = -1;
2802
2803                         if (IS_ERR_OR_NULL(fb_par->ion_hdl)) {
2804                                 dev_err(info->dev,
2805                                         "get dma_buf fd failed,ion handle is err\n");
2806                                 return PTR_ERR(fb_par->ion_hdl);
2807                         }
2808                         fd = ion_share_dma_buf_fd(rk_fb->ion_client,
2809                                                   fb_par->ion_hdl);
2810                         if (fd < 0) {
2811                                 dev_err(info->dev,
2812                                         "ion_share_dma_buf_fd failed\n");
2813                                 return fd;
2814                         }
2815                         if (copy_to_user(argp, &fd, sizeof(fd)))
2816                                 return -EFAULT;
2817                         break;
2818                 }
2819 #endif
2820         case RK_FBIOSET_CLEAR_FB:
2821                 memset(fb_par->fb_virt_base, 0, fb_par->fb_size);
2822                 break;
2823         case RK_FBIOSET_CONFIG_DONE:
2824                 {
2825                         int curr = 0;
2826                         struct timespec now;
2827
2828                         getnstimeofday(&now);
2829                         curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2830                         cfgdone_distlist[cfgdone_index++] =
2831                             curr - cfgdone_lasttime;
2832                         /*
2833                            printk("%d ", curr - cfgdone_lasttime);
2834                          */
2835                         cfgdone_lasttime = curr;
2836                         if (cfgdone_index >= 10)
2837                                 cfgdone_index = 0;
2838                 }
2839                 if (copy_from_user(&win_data,
2840                                    (struct rk_fb_win_cfg_data __user *)argp,
2841                                    sizeof(win_data))) {
2842                         ret = -EFAULT;
2843                         break;
2844                 };
2845
2846                 dev_drv->wait_fs = win_data.wait_fs;
2847                 rk_fb_set_win_config(info, &win_data);
2848
2849                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2850                                  &win_data, sizeof(win_data))) {
2851                         ret = -EFAULT;
2852                         break;
2853                 }
2854                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2855                 break;
2856         default:
2857                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2858                 break;
2859         }
2860
2861         return 0;
2862 }
2863
2864 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2865 {
2866         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2867         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2868         struct fb_fix_screeninfo *fix = &info->fix;
2869         int win_id;
2870 #if defined(CONFIG_RK_HDMI)
2871         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2872 #endif
2873
2874         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2875         if (win_id < 0)
2876                 return -ENODEV;
2877 #if defined(CONFIG_RK_HDMI)
2878         if ((rk_fb->disp_mode == ONE_DUAL) &&
2879             (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2880                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2881         } else
2882 #endif
2883         {
2884                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2885         }
2886         return 0;
2887 }
2888
2889 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2890 {
2891         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2892             (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2893             ((16 != var->bits_per_pixel) &&
2894             (32 != var->bits_per_pixel) &&
2895             (24 != var->bits_per_pixel))) {
2896                 dev_err(info->dev, "%s check var fail 1:\n"
2897                         "xres_vir:%d>>yres_vir:%d\n"
2898                         "xres:%d>>yres:%d\n"
2899                         "bits_per_pixel:%d\n",
2900                         info->fix.id,
2901                         var->xres_virtual,
2902                         var->yres_virtual,
2903                         var->xres, var->yres, var->bits_per_pixel);
2904                 return -EINVAL;
2905         }
2906
2907         if (((var->xoffset + var->xres) > var->xres_virtual) ||
2908             ((var->yoffset + var->yres) > (var->yres_virtual))) {
2909                 dev_err(info->dev, "%s check_var fail 2:\n"
2910                         "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2911                         "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2912                         info->fix.id,
2913                         var->xoffset,
2914                         var->xres,
2915                         var->xres_virtual,
2916                         var->yoffset, var->yres, var->yres_virtual);
2917                 return -EINVAL;
2918         }
2919
2920         return 0;
2921 }
2922
2923 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2924                           size_t count, loff_t *ppos)
2925 {
2926         unsigned long p = *ppos;
2927         u8 *buffer, *dst;
2928         u8 __iomem *src;
2929         int c, cnt = 0, err = 0;
2930         unsigned long total_size;
2931         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2932         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2933         struct rk_lcdc_win *win = NULL;
2934         int win_id = 0;
2935
2936         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2937         if (win_id < 0)
2938                 return -ENODEV;
2939         else
2940                 win = dev_drv->win[win_id];
2941
2942         /* only read the current frame buffer */
2943         if (win->area[0].format == RGB565) {
2944                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
2945         } else if ((win->area[0].format == YUV420) ||
2946                    (win->area[0].format == YUV420_NV21)) {
2947                 total_size =
2948                     (win->area[0].y_vir_stride * win->area[0].yact * 6);
2949         } else {
2950                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2951         }
2952         if (p >= total_size)
2953                 return 0;
2954
2955         if (count >= total_size)
2956                 count = total_size;
2957
2958         if (count + p > total_size)
2959                 count = total_size - p;
2960
2961         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2962         if (!buffer)
2963                 return -ENOMEM;
2964
2965         src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2966
2967         while (count) {
2968                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2969                 dst = buffer;
2970                 fb_memcpy_fromfb(dst, src, c);
2971                 dst += c;
2972                 src += c;
2973
2974                 if (copy_to_user(buf, buffer, c)) {
2975                         err = -EFAULT;
2976                         break;
2977                 }
2978                 *ppos += c;
2979                 buf += c;
2980                 cnt += c;
2981                 count -= c;
2982         }
2983
2984         kfree(buffer);
2985
2986         return (err) ? err : cnt;
2987 }
2988
2989 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
2990                            size_t count, loff_t *ppos)
2991 {
2992         unsigned long p = *ppos;
2993         u8 *buffer, *src;
2994         u8 __iomem *dst;
2995         int c, cnt = 0, err = 0;
2996         unsigned long total_size;
2997         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2998         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2999         struct rk_lcdc_win *win = NULL;
3000         int win_id = 0;
3001
3002         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3003         if (win_id < 0)
3004                 return -ENODEV;
3005         else
3006                 win = dev_drv->win[win_id];
3007
3008         /* write the current frame buffer */
3009         if (win->area[0].format == RGB565)
3010                 total_size = win->area[0].xact * win->area[0].yact << 1;
3011         else
3012                 total_size = win->area[0].xact * win->area[0].yact << 2;
3013
3014         if (p > total_size)
3015                 return -EFBIG;
3016
3017         if (count > total_size) {
3018                 err = -EFBIG;
3019                 count = total_size;
3020         }
3021
3022         if (count + p > total_size) {
3023                 if (!err)
3024                         err = -ENOSPC;
3025
3026                 count = total_size - p;
3027         }
3028
3029         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
3030         if (!buffer)
3031                 return -ENOMEM;
3032
3033         dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
3034
3035         while (count) {
3036                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
3037                 src = buffer;
3038
3039                 if (copy_from_user(src, buf, c)) {
3040                         err = -EFAULT;
3041                         break;
3042                 }
3043
3044                 fb_memcpy_tofb(dst, src, c);
3045                 dst += c;
3046                 src += c;
3047                 *ppos += c;
3048                 buf += c;
3049                 cnt += c;
3050                 count -= c;
3051         }
3052
3053         kfree(buffer);
3054
3055         return (cnt) ? cnt : err;
3056 }
3057
3058 static int rk_fb_set_par(struct fb_info *info)
3059 {
3060         struct fb_var_screeninfo *var = &info->var;
3061         struct fb_fix_screeninfo *fix = &info->fix;
3062         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3063         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3064         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
3065         struct rk_lcdc_win *win = NULL;
3066         struct rk_screen *screen = dev_drv->cur_screen;
3067         int win_id = 0;
3068         u32 cblen = 0, crlen = 0;
3069         u16 xsize = 0, ysize = 0;       /* winx display window height/width --->LCDC_WINx_DSP_INFO */
3070         u32 xoffset = var->xoffset;     /* offset from virtual to visible */
3071         u32 yoffset = var->yoffset;
3072         u16 xpos = (var->nonstd >> 8) & 0xfff;  /*visiable pos in panel */
3073         u16 ypos = (var->nonstd >> 20) & 0xfff;
3074         u32 xvir = var->xres_virtual;
3075         u32 yvir = var->yres_virtual;
3076         u8 data_format = var->nonstd & 0xff;
3077         u8 fb_data_fmt;
3078         u8 pixel_width;
3079         u32 vir_width_bit;
3080         u32 stride, uv_stride;
3081         u32 stride_32bit_1;
3082         u32 stride_32bit_2;
3083         u16 uv_x_off, uv_y_off, uv_y_act;
3084         u8 is_pic_yuv = 0;
3085         /*var->pixclock = dev_drv->pixclock;*/
3086         if (dev_drv->suspend_flag)
3087                 return 0;
3088         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3089         if (win_id < 0)
3090                 return -ENODEV;
3091         else
3092                 win = dev_drv->win[win_id];
3093
3094         /* if the application has specific the horizontal and vertical display size */
3095         if (var->grayscale >> 8) {
3096                 xsize = (var->grayscale >> 8) & 0xfff;
3097                 ysize = (var->grayscale >> 20) & 0xfff;
3098                 if (xsize > screen->mode.xres)
3099                         xsize = screen->mode.xres;
3100                 if (ysize > screen->mode.yres)
3101                         ysize = screen->mode.yres;
3102         } else {                /*ohterwise  full  screen display */
3103                 xsize = screen->mode.xres;
3104                 ysize = screen->mode.yres;
3105         }
3106
3107         fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
3108         if (fb_data_fmt >= FBDC_RGB_565) {
3109                 win->area[0].fbdc_en = 1;
3110                 win->area[0].fbdc_cor_en = 1;
3111         } else {
3112                 win->area[0].fbdc_en = 0;
3113                 win->area[0].fbdc_cor_en = 0;
3114         }
3115         pixel_width = rk_fb_pixel_width(fb_data_fmt);
3116         vir_width_bit = pixel_width * xvir;
3117         /* pixel_width = byte_num * 8 */
3118         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
3119         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
3120
3121         switch (fb_data_fmt) {
3122         case YUV422:
3123         case YUV422_A:
3124                 is_pic_yuv = 1;
3125                 stride = stride_32bit_1;
3126                 uv_stride = stride_32bit_1 >> 1;
3127                 uv_x_off = xoffset >> 1;
3128                 uv_y_off = yoffset;
3129                 fix->line_length = stride;
3130                 cblen = crlen = (xvir * yvir) >> 1;
3131                 uv_y_act = win->area[0].yact >> 1;
3132                 break;
3133         case YUV420:            /* nv12 */
3134         case YUV420_NV21:       /* nv21 */
3135         case YUV420_A:
3136                 is_pic_yuv = 1;
3137                 stride = stride_32bit_1;
3138                 uv_stride = stride_32bit_1;
3139                 uv_x_off = xoffset;
3140                 uv_y_off = yoffset >> 1;
3141                 fix->line_length = stride;
3142                 cblen = crlen = (xvir * yvir) >> 2;
3143                 uv_y_act = win->area[0].yact >> 1;
3144                 break;
3145         case YUV444:
3146         case YUV444_A:
3147                 is_pic_yuv = 1;
3148                 stride = stride_32bit_1;
3149                 uv_stride = stride_32bit_2;
3150                 uv_x_off = xoffset * 2;
3151                 uv_y_off = yoffset;
3152                 fix->line_length = stride << 2;
3153                 cblen = crlen = (xvir * yvir);
3154                 uv_y_act = win->area[0].yact;
3155                 break;
3156         default:
3157                 stride = stride_32bit_1;        /* default rgb */
3158                 fix->line_length = stride;
3159                 break;
3160         }
3161
3162         win->area[0].format = fb_data_fmt;
3163         win->area[0].y_vir_stride = stride >> 2;
3164         win->area[0].uv_vir_stride = uv_stride >> 2;
3165         win->area[0].xpos = xpos;
3166         win->area[0].ypos = ypos;
3167         win->area[0].xsize = xsize;
3168         win->area[0].ysize = ysize;
3169         win->area[0].xact = var->xres;  /* winx active window height,is a wint of vir */
3170         win->area[0].yact = var->yres;
3171         win->area[0].xvir = var->xres_virtual;  /* virtual resolution  stride --->LCDC_WINx_VIR */
3172         win->area[0].yvir = var->yres_virtual;
3173         win->area[0].xoff = xoffset;
3174         win->area[0].yoff = yoffset;
3175
3176         win->area_num = 1;
3177         win->alpha_mode = 4;    /* AB_SRC_OVER; */
3178         win->alpha_en = ((win->area[0].format == ARGB888) ||
3179                          (win->area[0].format == FBDC_ARGB_888) ||
3180                          (win->area[0].format == FBDC_ABGR_888) ||
3181                          (win->area[0].format == ABGR888)) ? 1 : 0;
3182         win->g_alpha_val = 0;
3183
3184         if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
3185             (win->area[0].format == YUV420 ||
3186              win->area[0].format == YUV420_NV21 ||
3187              win->area[0].format == YUV420_A)) {
3188                 win->state = 1;
3189                 win->z_order = 0;
3190         }
3191         dev_drv->ops->set_par(dev_drv, win_id);
3192
3193         return 0;
3194 }
3195
3196 static inline unsigned int chan_to_field(unsigned int chan,
3197                                          struct fb_bitfield *bf)
3198 {
3199         chan &= 0xffff;
3200         chan >>= 16 - bf->length;
3201         return chan << bf->offset;
3202 }
3203
3204 static int fb_setcolreg(unsigned regno,
3205                         unsigned red, unsigned green, unsigned blue,
3206                         unsigned transp, struct fb_info *info)
3207 {
3208         unsigned int val;
3209
3210         switch (info->fix.visual) {
3211         case FB_VISUAL_TRUECOLOR:
3212                 /* true-colour, use pseudo-palette */
3213                 if (regno < 16) {
3214                         u32 *pal = info->pseudo_palette;
3215                         val = chan_to_field(red, &info->var.red);
3216                         val |= chan_to_field(green, &info->var.green);
3217                         val |= chan_to_field(blue, &info->var.blue);
3218                         pal[regno] = val;
3219                 }
3220                 break;
3221         default:
3222                 return -1;      /* unknown type */
3223         }
3224
3225         return 0;
3226 }
3227
3228 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
3229 {
3230         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3231         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3232         struct ion_handle *handle = fb_par->ion_hdl;
3233         struct dma_buf *dma_buf = NULL;
3234
3235         if (IS_ERR_OR_NULL(handle)) {
3236                 dev_err(info->dev, "failed to get ion handle:%ld\n",
3237                         PTR_ERR(handle));
3238                 return -ENOMEM;
3239         }
3240         dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3241         if (IS_ERR_OR_NULL(dma_buf)) {
3242                 printk("get ion share dma buf failed\n");
3243                 return -ENOMEM;
3244         }
3245
3246         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
3247
3248         return dma_buf_mmap(dma_buf, vma, 0);
3249 }
3250
3251 static struct fb_ops fb_ops = {
3252         .owner = THIS_MODULE,
3253         .fb_open = rk_fb_open,
3254         .fb_release = rk_fb_close,
3255         .fb_check_var = rk_fb_check_var,
3256         .fb_set_par = rk_fb_set_par,
3257         .fb_blank = rk_fb_blank,
3258         .fb_ioctl = rk_fb_ioctl,
3259         .fb_compat_ioctl = rk_fb_ioctl,
3260         .fb_pan_display = rk_fb_pan_display,
3261         .fb_read = rk_fb_read,
3262         .fb_write = rk_fb_write,
3263         .fb_setcolreg = fb_setcolreg,
3264         .fb_fillrect = cfb_fillrect,
3265         .fb_copyarea = cfb_copyarea,
3266         .fb_imageblit = cfb_imageblit,
3267 };
3268
3269 static struct fb_var_screeninfo uboot_logo_var = {
3270         .red = {16, 8, 0},
3271         .green = {8, 8, 0},
3272         .blue = {0, 8, 0},
3273         .transp = {0, 0, 0},
3274         .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3275         .grayscale = 0,         /* (ysize<<20+xsize<<8) */
3276         .activate = FB_ACTIVATE_NOW,
3277         .accel_flags = 0,
3278         .vmode = FB_VMODE_NONINTERLACED,
3279 };
3280
3281 static struct fb_var_screeninfo def_var = {
3282 #if defined(CONFIG_LOGO_LINUX_BMP)
3283         .red = {16, 8, 0},
3284         .green = {8, 8, 0},
3285         .blue = {0, 8, 0},
3286         .transp = {0, 0, 0},
3287         .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3288 #else
3289         .red = {11, 5, 0},
3290         .green = {5, 6, 0},
3291         .blue = {0, 5, 0},
3292         .transp = {0, 0, 0},
3293         .nonstd = HAL_PIXEL_FORMAT_RGB_565,     /* (ypos<<20+xpos<<8+format) format */
3294 #endif
3295         .grayscale = 0,         /* (ysize<<20+xsize<<8) */
3296         .activate = FB_ACTIVATE_NOW,
3297         .accel_flags = 0,
3298         .vmode = FB_VMODE_NONINTERLACED,
3299 };
3300
3301 static struct fb_fix_screeninfo def_fix = {
3302         .type = FB_TYPE_PACKED_PIXELS,
3303         .type_aux = 0,
3304         .xpanstep = 1,
3305         .ypanstep = 1,
3306         .ywrapstep = 0,
3307         .accel = FB_ACCEL_NONE,
3308         .visual = FB_VISUAL_TRUECOLOR,
3309
3310 };
3311
3312 static int rk_fb_wait_for_vsync_thread(void *data)
3313 {
3314         struct rk_lcdc_driver *dev_drv = data;
3315         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3316         struct fb_info *fbi = rk_fb->fb[0];
3317
3318         while (!kthread_should_stop()) {
3319                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
3320                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
3321                                 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
3322                                 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
3323
3324                 if (!ret)
3325                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3326         }
3327
3328         return 0;
3329 }
3330
3331 static ssize_t rk_fb_vsync_show(struct device *dev,
3332                                 struct device_attribute *attr, char *buf)
3333 {
3334         struct fb_info *fbi = dev_get_drvdata(dev);
3335         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3336         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3337         return scnprintf(buf, PAGE_SIZE, "%llu\n",
3338                          ktime_to_ns(dev_drv->vsync_info.timestamp));
3339 }
3340
3341 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3342
3343 /*
3344  * this two function is for other module that in the kernel which
3345  * need show image directly through fb
3346  * fb_id:we have 4 fb here,default we use fb0 for ui display
3347  */
3348 struct fb_info *rk_get_fb(int fb_id)
3349 {
3350         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3351         struct fb_info *fb = inf->fb[fb_id];
3352         return fb;
3353 }
3354 EXPORT_SYMBOL(rk_get_fb);
3355
3356 void rk_direct_fb_show(struct fb_info *fbi)
3357 {
3358         rk_fb_set_par(fbi);
3359         rk_fb_pan_display(&fbi->var, fbi);
3360 }
3361 EXPORT_SYMBOL(rk_direct_fb_show);
3362
3363 int rk_fb_dpi_open(bool open)
3364 {
3365         struct rk_lcdc_driver *dev_drv = NULL;
3366         dev_drv = rk_get_prmry_lcdc_drv();
3367
3368         if (dev_drv->ops->dpi_open)
3369                 dev_drv->ops->dpi_open(dev_drv, open);
3370         return 0;
3371 }
3372
3373 int rk_fb_dpi_win_sel(int win_id)
3374 {
3375         struct rk_lcdc_driver *dev_drv = NULL;
3376         dev_drv = rk_get_prmry_lcdc_drv();
3377
3378         if (dev_drv->ops->dpi_win_sel)
3379                 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3380         return 0;
3381 }
3382
3383 int rk_fb_dpi_status(void)
3384 {
3385         int ret = 0;
3386         struct rk_lcdc_driver *dev_drv = NULL;
3387
3388         dev_drv = rk_get_prmry_lcdc_drv();
3389         if (dev_drv->ops->dpi_status)
3390                 ret = dev_drv->ops->dpi_status(dev_drv);
3391
3392         return ret;
3393 }
3394
3395 /*
3396  * function: this function will be called by display device, enable/disable lcdc
3397  * @screen: screen timing to be set to lcdc
3398  * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3399  * @lcdc_id: the lcdc id the display device attached ,0 or 1
3400  */
3401 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3402 {
3403         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
3404         struct fb_info *info = NULL;
3405         struct rk_fb_par *fb_par = NULL;
3406         struct rk_lcdc_driver *dev_drv = NULL;
3407         char name[6] = {0};
3408         int i, win_id, load_screen = 0;
3409         char *envp[3];
3410
3411         if (unlikely(!rk_fb) || unlikely(!screen))
3412                 return -ENODEV;
3413
3414         /* get lcdc driver */
3415         sprintf(name, "lcdc%d", lcdc_id);
3416         if (rk_fb->disp_mode != DUAL)
3417                 dev_drv = rk_fb->lcdc_dev_drv[0];
3418         else
3419                 dev_drv = rk_get_lcdc_drv(name);
3420
3421         if (dev_drv == NULL) {
3422                 printk(KERN_ERR "%s driver not found!", name);
3423                 return -ENODEV;
3424         }
3425         if (screen->type == SCREEN_HDMI)
3426                 printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3427                         dev_drv->id);
3428         else if (screen->type == SCREEN_TVOUT ||
3429                      screen->type == SCREEN_TVOUT_TEST )
3430                 printk("cvbs %s lcdc%d\n", enable ? "connect to" : "remove from",
3431                         dev_drv->id);
3432         if (enable == 2 /*&& dev_drv->enable*/)
3433                 return 0;
3434         pr_info("switch:en=%d,lcdc_id=%d,screen type=%d,cur type=%d\n",
3435                 enable, lcdc_id, screen->type, dev_drv->cur_screen->type);
3436
3437         mutex_lock(&dev_drv->switch_screen);
3438         hdmi_switch_state = 0;
3439         dev_drv->hdmi_switch = 1;
3440
3441         envp[0] = "switch screen";
3442         envp[1] = kmalloc(32, GFP_KERNEL);
3443         if (envp[1] == NULL) {
3444                 pr_err("switch screen kmalloc envp[1] fail\n");
3445                 mutex_unlock(&dev_drv->switch_screen);
3446                 return 0;
3447         }
3448         sprintf(envp[1], "SCREEN=%d,ENABLE=%d", screen->type, enable);
3449         envp[2] = NULL;
3450
3451         if ((rk_fb->disp_mode == ONE_DUAL) ||
3452             (rk_fb->disp_mode == NO_DUAL)) {
3453                 if ((dev_drv->ops->backlight_close) &&
3454                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3455                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))
3456                         dev_drv->ops->backlight_close(dev_drv, 1);
3457 //              if (dev_drv->ops->dsp_black)
3458 //                      dev_drv->ops->dsp_black(dev_drv, 1);
3459                 if ((dev_drv->ops->set_screen_scaler) &&
3460                     (rk_fb->disp_mode == ONE_DUAL))
3461                         dev_drv->ops->set_screen_scaler(dev_drv,
3462                                                         dev_drv->screen0, 0);
3463         }
3464         if (dev_drv->uboot_logo && (screen->type != dev_drv->cur_screen->type))
3465                dev_drv->uboot_logo = 0;
3466         if (!enable) {
3467                 /* if screen type is different, we do not disable lcdc. */
3468                 if (dev_drv->cur_screen->type != screen->type) {
3469                         dev_drv->hdmi_switch = 0;
3470                         mutex_unlock(&dev_drv->switch_screen);
3471                         return 0;
3472                 }
3473
3474                 /* if used one lcdc to dual disp, no need to close win */
3475                 if ((rk_fb->disp_mode == ONE_DUAL) ||
3476                     ((rk_fb->disp_mode == NO_DUAL) &&
3477                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3478                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))) {
3479                         dev_drv->cur_screen = dev_drv->screen0;
3480                         dev_drv->ops->load_screen(dev_drv, 1);
3481                         /* force modify dsp size */
3482                         info = rk_fb->fb[dev_drv->fb_index_base];
3483                         info->var.grayscale &= 0xff;
3484                         info->var.grayscale |=
3485                                 (dev_drv->cur_screen->mode.xres << 8) +
3486                                 (dev_drv->cur_screen->mode.yres << 20);
3487                         mutex_lock(&dev_drv->win_config);
3488                         info->var.yoffset = 0;
3489                         info->fbops->fb_set_par(info);
3490                         info->fbops->fb_pan_display(&info->var, info);
3491                         mutex_unlock(&dev_drv->win_config);
3492
3493                         /*if (dev_drv->ops->dsp_black)
3494                                 dev_drv->ops->dsp_black(dev_drv, 0);*/
3495                         if ((dev_drv->ops->backlight_close) &&
3496                             (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3497                             (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))
3498                                 dev_drv->ops->backlight_close(dev_drv, 0);
3499                 } else if (rk_fb->num_lcdc > 1) {
3500                         /* If there is more than one lcdc device, we disable
3501                            the layer which attached to this device */
3502                         dev_drv->suspend_flag = 1;
3503                         flush_kthread_worker(&dev_drv->update_regs_worker);
3504                         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3505                                 if (dev_drv->win[i] && dev_drv->win[i]->state)
3506                                         dev_drv->ops->open(dev_drv, i, 0);
3507                         }
3508                 }
3509                 kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3510                 kfree(envp[1]);
3511
3512                 hdmi_switch_state = 0;
3513                 dev_drv->hdmi_switch = 0;
3514                 mutex_unlock(&dev_drv->switch_screen);
3515                 return 0;
3516         } else {
3517                 if (dev_drv->screen1)
3518                         dev_drv->cur_screen = dev_drv->screen1;
3519
3520                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3521                 dev_drv->cur_screen->xsize = dev_drv->cur_screen->mode.xres;
3522                 dev_drv->cur_screen->ysize = dev_drv->cur_screen->mode.yres;
3523                 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3524                 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3525         }
3526         if ((!dev_drv->uboot_logo) ||
3527             ((rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3528             (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))) {
3529                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3530                         info = rk_fb->fb[dev_drv->fb_index_base + i];
3531                         fb_par = (struct rk_fb_par *)info->par;
3532                         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3533                         if (dev_drv->win[win_id]) {
3534                                 if (fb_par->state) {
3535                                         if (!dev_drv->win[win_id]->state) {
3536                                                 dev_drv->ops->open(dev_drv, win_id, 1);
3537                                                 dev_drv->suspend_flag = 0;
3538                                         }
3539                                         if (!load_screen) {
3540                                                 dev_drv->ops->load_screen(dev_drv, 1);
3541                                                 load_screen = 1;
3542                                         }
3543                                         info->var.activate |= FB_ACTIVATE_FORCE;
3544                                         if (rk_fb->disp_mode == ONE_DUAL) {
3545                                                 info->var.grayscale &= 0xff;
3546                                                 info->var.grayscale |=
3547                                                         (dev_drv->cur_screen->xsize << 8) +
3548                                                         (dev_drv->cur_screen->ysize << 20);
3549                                         }
3550
3551                                         mutex_lock(&dev_drv->win_config);
3552                                         info->var.yoffset = 0;
3553                                         info->fbops->fb_set_par(info);
3554                                         info->fbops->fb_pan_display(&info->var, info);
3555                                         mutex_unlock(&dev_drv->win_config);
3556                                 }
3557                         }
3558                 }
3559         }else {
3560                 dev_drv->uboot_logo = 0;
3561         }
3562         kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3563         kfree(envp[1]);
3564
3565         hdmi_switch_state = 1;
3566         dev_drv->hdmi_switch = 0;
3567         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3568                 if ((dev_drv->ops->set_screen_scaler) &&
3569                     (rk_fb->disp_mode == ONE_DUAL))
3570                         dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 1);
3571                 /*if (dev_drv->ops->dsp_black)
3572                         dev_drv->ops->dsp_black(dev_drv, 0);*/
3573                 if ((dev_drv->ops->backlight_close) &&
3574                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3575                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP) &&
3576                     (rk_fb->disp_mode == ONE_DUAL))
3577                         dev_drv->ops->backlight_close(dev_drv, 0);
3578         }
3579         mutex_unlock(&dev_drv->switch_screen);
3580         return 0;
3581 }
3582
3583 /*
3584  * function:this function current only called by hdmi for
3585  *      scale the display
3586  * scale_x: scale rate of x resolution
3587  * scale_y: scale rate of y resolution
3588  * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3589  */
3590 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3591 {
3592         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3593         struct fb_info *info = NULL;
3594         struct fb_info *pmy_info = NULL;
3595         struct fb_var_screeninfo *var = NULL;
3596         struct rk_lcdc_driver *dev_drv = NULL;
3597         u16 screen_x, screen_y;
3598         u16 xpos, ypos;
3599         char name[6];
3600         struct rk_screen primary_screen;
3601         rk_fb_get_prmry_screen(&primary_screen);
3602         if (primary_screen.type == SCREEN_HDMI) {
3603                 return 0;
3604         }
3605         pr_err("fuck not be hear--%s\n",__func__);
3606
3607         return 0;
3608         sprintf(name, "lcdc%d", lcdc_id);
3609
3610         if (inf->disp_mode == DUAL) {
3611                 dev_drv = rk_get_lcdc_drv(name);
3612                 if (dev_drv == NULL) {
3613                         printk(KERN_ERR "%s driver not found!", name);
3614                         return -ENODEV;
3615                 }
3616         } else {
3617                 dev_drv = inf->lcdc_dev_drv[0];
3618         }
3619
3620         if (inf->num_lcdc == 1) {
3621                 info = inf->fb[0];
3622         } else if (inf->num_lcdc == 2) {
3623                 info = inf->fb[dev_drv->lcdc_win_num];
3624                 pmy_info = inf->fb[0];
3625         }
3626
3627         var = &info->var;
3628         screen_x = dev_drv->cur_screen->mode.xres;
3629         screen_y = dev_drv->cur_screen->mode.yres;
3630
3631         if (inf->disp_mode != DUAL && dev_drv->screen1) {
3632                 dev_drv->cur_screen->xpos =
3633                     (screen_x - screen_x * scale_x / 100) >> 1;
3634                 dev_drv->cur_screen->ypos =
3635                     (screen_y - screen_y * scale_y / 100) >> 1;
3636                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3637                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3638         } else {
3639                 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3640                 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3641                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3642                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3643                 if (inf->disp_mode == ONE_DUAL) {
3644                         var->nonstd &= 0xff;
3645                         var->nonstd |= (xpos << 8) + (ypos << 20);
3646                         var->grayscale &= 0xff;
3647                         var->grayscale |=
3648                                 (dev_drv->cur_screen->xsize << 8) +
3649                                 (dev_drv->cur_screen->ysize << 20);
3650                 }
3651         }
3652
3653         mutex_lock(&dev_drv->win_config);
3654         info->fbops->fb_set_par(info);
3655         dev_drv->ops->cfg_done(dev_drv);
3656         mutex_unlock(&dev_drv->win_config);
3657
3658         return 0;
3659 }
3660
3661 #if defined(CONFIG_ION_ROCKCHIP)
3662 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3663                                      struct rk_lcdc_win *win,
3664                                      unsigned long fb_mem_size)
3665 {
3666         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3667         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3668         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3669         struct ion_handle *handle;
3670         ion_phys_addr_t phy_addr;
3671         size_t len;
3672         int ret = 0;
3673
3674         if (dev_drv->iommu_enabled)
3675                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3676                                    ION_HEAP(ION_VMALLOC_HEAP_ID), 0);
3677         else
3678                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3679                                    ION_HEAP(ION_CMA_HEAP_ID), 0);
3680         if (IS_ERR(handle)) {
3681                 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3682                         PTR_ERR(handle));
3683                 return -ENOMEM;
3684         }
3685
3686         fb_par->ion_hdl = handle;
3687         win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3688         if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3689                 printk("ion_share_dma_buf() failed\n");
3690                 goto err_share_dma_buf;
3691         }
3692         win->area[0].ion_hdl = handle;
3693         if (dev_drv->prop == PRMRY)
3694                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3695 #ifdef CONFIG_ROCKCHIP_IOMMU
3696         if (dev_drv->iommu_enabled && dev_drv->mmu_dev)
3697                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3698                                         (unsigned long *)&phy_addr,
3699                                         (unsigned long *)&len);
3700         else
3701                 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3702 #else
3703         ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3704 #endif
3705         if (ret < 0) {
3706                 dev_err(fbi->dev, "ion map to get phy addr failed\n");
3707                 goto err_share_dma_buf;
3708         }
3709         fbi->fix.smem_start = phy_addr;
3710         fbi->fix.smem_len = len;
3711         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3712         return 0;
3713
3714 err_share_dma_buf:
3715         ion_free(rk_fb->ion_client, handle);
3716         return -ENOMEM;
3717 }
3718 #endif
3719
3720 static int rk_fb_alloc_buffer(struct fb_info *fbi)
3721 {
3722         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3723         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3724         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3725         struct rk_lcdc_win *win = NULL;
3726         int win_id;
3727         int ret = 0;
3728         unsigned long fb_mem_size;
3729 #if !defined(CONFIG_ION_ROCKCHIP)
3730         dma_addr_t fb_mem_phys;
3731         void *fb_mem_virt;
3732 #endif
3733
3734         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3735         if (win_id < 0)
3736                 return -ENODEV;
3737         else
3738                 win = dev_drv->win[win_id];
3739
3740         if (!strcmp(fbi->fix.id, "fb0")) {
3741                 fb_mem_size = get_fb_size(dev_drv->reserved_fb);
3742 #if defined(CONFIG_ION_ROCKCHIP)
3743                 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3744                         return -ENOMEM;
3745 #else
3746                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3747                                                      &fb_mem_phys, GFP_KERNEL);
3748                 if (!fb_mem_virt) {
3749                         pr_err("%s: Failed to allocate framebuffer\n",
3750                                __func__);
3751                         return -ENOMEM;
3752                 }
3753                 fbi->fix.smem_len = fb_mem_size;
3754                 fbi->fix.smem_start = fb_mem_phys;
3755                 fbi->screen_base = fb_mem_virt;
3756 #endif
3757                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3758         } else {
3759                 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3760                 fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3761                 fbi->screen_base = rk_fb->fb[0]->screen_base;
3762         }
3763
3764         fbi->screen_size = fbi->fix.smem_len;
3765         fb_par->fb_phy_base = fbi->fix.smem_start;
3766         fb_par->fb_virt_base = fbi->screen_base;
3767         fb_par->fb_size = fbi->fix.smem_len;
3768
3769         pr_info("%s:phy:%lx>>vir:%p>>len:0x%x\n", fbi->fix.id,
3770                        fbi->fix.smem_start, fbi->screen_base,
3771                        fbi->fix.smem_len);
3772         return ret;
3773 }
3774
3775 #if 0
3776 static int rk_release_fb_buffer(struct fb_info *fbi)
3777 {
3778         /* buffer for fb1 and fb3 are alloc by android */
3779         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3780                 return 0;
3781         iounmap(fbi->screen_base);
3782         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3783         return 0;
3784 }
3785 #endif
3786
3787 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3788                          struct rk_lcdc_win *def_win)
3789 {
3790         int i;
3791         int lcdc_win_num = dev_drv->lcdc_win_num;
3792
3793         for (i = 0; i < lcdc_win_num; i++) {
3794                 struct rk_lcdc_win *win = NULL;
3795                 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3796                 if (!win) {
3797                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
3798                         return -ENOMEM;
3799                 }
3800
3801                 strcpy(win->name, def_win[i].name);
3802                 win->id = def_win[i].id;
3803                 win->support_3d = def_win[i].support_3d;
3804                 dev_drv->win[i] = win;
3805         }
3806
3807         return 0;
3808 }
3809
3810 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3811                                    struct rk_lcdc_win *def_win, int index)
3812 {
3813         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3814         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3815                                                 sizeof(struct rk_screen),
3816                                                 GFP_KERNEL);
3817
3818         if (!screen) {
3819                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3820                         dev_drv->id);
3821                 return -ENOMEM;
3822         }
3823
3824         screen->screen_id = 0;
3825         screen->lcdc_id = dev_drv->id;
3826         screen->overscan.left = 100;
3827         screen->overscan.top = 100;
3828         screen->overscan.right = 100;
3829         screen->overscan.bottom = 100;
3830
3831         screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3832         screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3833
3834         dev_drv->screen0 = screen;
3835         dev_drv->cur_screen = screen;
3836         /* devie use one lcdc + rk61x scaler for dual display */
3837         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3838                 struct rk_screen *screen1 =
3839                                 devm_kzalloc(dev_drv->dev,
3840                                              sizeof(struct rk_screen),
3841                                              GFP_KERNEL);
3842                 if (!screen1) {
3843                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3844                                 dev_drv->id);
3845                         return -ENOMEM;
3846                 }
3847                 screen1->screen_id = 1;
3848                 screen1->lcdc_id = 1;
3849                 dev_drv->screen1 = screen1;
3850         }
3851         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3852         init_lcdc_win(dev_drv, def_win);
3853         init_completion(&dev_drv->frame_done);
3854         spin_lock_init(&dev_drv->cpl_lock);
3855         mutex_init(&dev_drv->fb_win_id_mutex);
3856         mutex_init(&dev_drv->win_config);
3857         mutex_init(&dev_drv->front_lock);
3858         mutex_init(&dev_drv->switch_screen);
3859         dev_drv->ops->fb_win_remap(dev_drv, dev_drv->fb_win_map);
3860         dev_drv->first_frame = 1;
3861         dev_drv->overscan.left = 100;
3862         dev_drv->overscan.top = 100;
3863         dev_drv->overscan.right = 100;
3864         dev_drv->overscan.bottom = 100;
3865         rk_disp_pwr_ctr_parse_dt(dev_drv);
3866         if (dev_drv->prop == PRMRY) {
3867                 rk_fb_set_prmry_screen(screen);
3868                 rk_fb_get_prmry_screen(screen);
3869         }
3870         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3871         if (dev_drv->prop != PRMRY)
3872                 rk_fb_get_prmry_screen(screen);
3873         dev_drv->output_color = screen->color_mode;
3874
3875         return 0;
3876 }
3877
3878 #ifdef CONFIG_LOGO_LINUX_BMP
3879 static struct linux_logo *bmp_logo;
3880 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3881 {
3882         bmp_logo = fb_find_logo(24);
3883         if (bmp_logo == NULL) {
3884                 printk(KERN_INFO "%s error\n", __func__);
3885                 return 0;
3886         }
3887         return 1;
3888 }
3889
3890 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
3891 {
3892         unsigned char *src = bmp_logo->data;
3893         unsigned char *dst = info->screen_base;
3894         int i;
3895         unsigned int Needwidth = (*(src - 24) << 8) | (*(src - 23));
3896         unsigned int Needheight = (*(src - 22) << 8) | (*(src - 21));
3897
3898         for (i = 0; i < Needheight; i++)
3899                 memcpy(dst + info->var.xres * i * 4,
3900                        src + bmp_logo->width * i * 4, Needwidth * 4);
3901 }
3902 #endif
3903
3904 /*
3905  * check if the primary lcdc has registerd,
3906  * the primary lcdc mas register first
3907  */
3908 bool is_prmry_rk_lcdc_registered(void)
3909 {
3910         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3911
3912         if (rk_fb->lcdc_dev_drv[0])
3913                 return true;
3914         else
3915                 return false;
3916 }
3917
3918 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
3919                    struct rk_lcdc_win *win, int id)
3920 {
3921         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3922         struct fb_info *fbi;
3923         struct rk_fb_par *fb_par = NULL;
3924         int i = 0, ret = 0, index = 0;
3925
3926         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
3927                 return -ENXIO;
3928
3929         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
3930                 if (!rk_fb->lcdc_dev_drv[i]) {
3931                         rk_fb->lcdc_dev_drv[i] = dev_drv;
3932                         rk_fb->lcdc_dev_drv[i]->id = id;
3933                         rk_fb->num_lcdc++;
3934                         break;
3935                 }
3936         }
3937
3938         index = i;
3939         init_lcdc_device_driver(rk_fb, win, index);
3940         dev_drv->fb_index_base = rk_fb->num_fb;
3941         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3942                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
3943                 if (!fbi) {
3944                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
3945                         ret = -ENOMEM;
3946                 }
3947                 fb_par = devm_kzalloc(&fb_pdev->dev, sizeof(struct rk_fb_par),
3948                                       GFP_KERNEL);
3949                 if (!fb_par) {
3950                         dev_err(&fb_pdev->dev, "malloc fb_par for fb%d fail!",
3951                                 rk_fb->num_fb);
3952                         return -ENOMEM;
3953                 }
3954                 fb_par->id = rk_fb->num_fb;
3955                 fb_par->lcdc_drv = dev_drv;
3956                 fbi->par = (void *)fb_par;
3957                 if (support_uboot_display()) {
3958                         fbi->var = uboot_logo_var;
3959                         fbi->var.bits_per_pixel = 32;
3960                 } else {
3961                         fbi->var = def_var;
3962 #if defined(CONFIG_LOGO_LINUX_BMP)
3963                         fbi->var.bits_per_pixel = 32;
3964 #else
3965                         fbi->var.bits_per_pixel = 16;
3966 #endif
3967                 }
3968                 fbi->fix = def_fix;
3969                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
3970                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
3971                 fbi->var.grayscale |=
3972                     (fbi->var.xres << 8) + (fbi->var.yres << 20);
3973
3974                 fbi->fix.line_length =
3975                     (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
3976                 fbi->var.width = dev_drv->cur_screen->width;
3977                 fbi->var.height = dev_drv->cur_screen->height;
3978                 if (dev_drv->iommu_enabled)
3979                         fb_ops.fb_mmap = rk_fb_mmap;
3980                 fbi->fbops = &fb_ops;
3981                 fbi->flags = FBINFO_FLAG_DEFAULT;
3982                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
3983                 ret = register_framebuffer(fbi);
3984                 if (ret < 0) {
3985                         dev_err(&fb_pdev->dev,
3986                                 "%s fb%d register_framebuffer fail!\n",
3987                                 __func__, rk_fb->num_fb);
3988                         return ret;
3989                 }
3990                 rkfb_create_sysfs(fbi);
3991                 rk_fb->fb[rk_fb->num_fb] = fbi;
3992                 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
3993                          fbi->fix.id);
3994                 rk_fb->num_fb++;
3995
3996                 if (i == 0) {
3997                         init_waitqueue_head(&dev_drv->vsync_info.wait);
3998                         init_waitqueue_head(&dev_drv->update_regs_wait);
3999                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
4000                         if (ret)
4001                                 dev_err(fbi->dev,
4002                                         "failed to create vsync file\n");
4003                         dev_drv->vsync_info.thread =
4004                             kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
4005                                         "fb-vsync");
4006                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
4007                                 dev_err(fbi->dev,
4008                                         "failed to run vsync thread\n");
4009                                 dev_drv->vsync_info.thread = NULL;
4010                         }
4011                         dev_drv->vsync_info.active = 1;
4012
4013                         mutex_init(&dev_drv->output_lock);
4014
4015                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
4016                         mutex_init(&dev_drv->update_regs_list_lock);
4017                         init_kthread_worker(&dev_drv->update_regs_worker);
4018
4019                         dev_drv->update_regs_thread =
4020                             kthread_run(kthread_worker_fn,
4021                                         &dev_drv->update_regs_worker, "rk-fb");
4022                         if (IS_ERR(dev_drv->update_regs_thread)) {
4023                                 int err = PTR_ERR(dev_drv->update_regs_thread);
4024                                 dev_drv->update_regs_thread = NULL;
4025
4026                                 printk("failed to run update_regs thread\n");
4027                                 return err;
4028                         }
4029                         init_kthread_work(&dev_drv->update_regs_work,
4030                                           rk_fb_update_regs_handler);
4031
4032                         dev_drv->timeline =
4033                             sw_sync_timeline_create("fb-timeline");
4034                         dev_drv->timeline_max = 1;
4035                 }
4036         }
4037
4038         /* show logo for primary display device */
4039 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE)
4040         if (dev_drv->prop == PRMRY) {
4041                 struct fb_info *main_fbi = rk_fb->fb[0];
4042                 main_fbi->fbops->fb_open(main_fbi, 1);
4043                 main_fbi->var.pixclock = dev_drv->pixclock;
4044 #if defined(CONFIG_ROCKCHIP_IOMMU)
4045                 if (dev_drv->iommu_enabled) {
4046                         if (dev_drv->mmu_dev)
4047                                 rockchip_iovmm_set_fault_handler(dev_drv->dev,
4048                                                 rk_fb_sysmmu_fault_handler);
4049                 }
4050 #endif
4051
4052                 rk_fb_alloc_buffer(main_fbi);   /* only alloc memory for main fb */
4053                 dev_drv->uboot_logo = support_uboot_display();
4054
4055                 if (dev_drv->uboot_logo &&
4056                     !rk_fb_copy_from_loader(main_fbi, uboot_logo_base,
4057                                             uboot_logo_offset,
4058                                             uboot_logo_size)) {
4059                         pr_info("success display uboot logo\n");
4060                 } else {
4061                         #if defined(CONFIG_LOGO)
4062                         #if defined(CONFIG_LOGO_LINUX_BMP)
4063                         if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
4064                                 fb_set_cmap(&main_fbi->cmap, main_fbi);
4065                                 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
4066                         }
4067                         #else
4068                         if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
4069                                 fb_set_cmap(&main_fbi->cmap, main_fbi);
4070                                 fb_show_logo(main_fbi, FB_ROTATE_UR);
4071                         }
4072                         #endif
4073                         #endif
4074                 }
4075
4076                 main_fbi->fbops->fb_set_par(main_fbi);
4077                 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
4078                 #if defined(CONFIG_ROCKCHIP_IOMMU)
4079                 if (dev_drv->iommu_enabled) {
4080                         rk_fb_poll_wait_frame_complete();
4081                         if (dev_drv->ops->mmu_en)
4082                                 dev_drv->ops->mmu_en(dev_drv);
4083                 }
4084                 #endif
4085         } else {
4086                 struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb >> 1];
4087                 extend_fbi->var.pixclock = rk_fb->fb[0]->var.pixclock;
4088                 rk_fb_alloc_buffer(extend_fbi);
4089         }
4090 #endif
4091         return 0;
4092 }
4093
4094 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
4095 {
4096         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
4097         struct fb_info *fbi;
4098         int fb_index_base = dev_drv->fb_index_base;
4099         int fb_num = dev_drv->lcdc_win_num;
4100         int i = 0;
4101
4102         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
4103                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
4104                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
4105         }
4106
4107         for (i = 0; i < fb_num; i++)
4108                 kfree(dev_drv->win[i]);
4109
4110         for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
4111                 fbi = fb_inf->fb[i];
4112                 unregister_framebuffer(fbi);
4113                 /* rk_release_fb_buffer(fbi); */
4114                 framebuffer_release(fbi);
4115         }
4116         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
4117         fb_inf->num_lcdc--;
4118
4119         return 0;
4120 }
4121
4122 static int rk_fb_probe(struct platform_device *pdev)
4123 {
4124         struct rk_fb *rk_fb = NULL;
4125         struct device_node *np = pdev->dev.of_node;
4126         u32 mode;
4127
4128         if (!np) {
4129                 dev_err(&pdev->dev, "Missing device tree node.\n");
4130                 return -EINVAL;
4131         }
4132
4133         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
4134         if (!rk_fb) {
4135                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
4136                 return -ENOMEM;
4137         }
4138         platform_set_drvdata(pdev, rk_fb);
4139
4140         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
4141                 rk_fb->disp_mode = mode;
4142
4143         } else {
4144                 dev_err(&pdev->dev, "no disp-mode node found!");
4145                 return -ENODEV;
4146         }
4147
4148         if (!of_property_read_u32(np, "rockchip,disp-policy", &mode)) {
4149                 rk_fb->disp_policy = mode;
4150                 pr_info("fb disp policy is %s\n", rk_fb->disp_policy ? "box":"sdk");
4151         }
4152
4153         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
4154                 printk(KERN_DEBUG "uboot-logo-on:%d\n", uboot_logo_on);
4155
4156         if (!of_property_read_u32(np, "rockchip,uboot-logo-mode", &mode))
4157                 rk_fb->uboot_logo_mode = mode;
4158         if (!of_property_read_u32(np, "rockchip,kernel-logo-mode", &mode))
4159                 rk_fb->kernel_logo_mode = mode;
4160
4161         dev_set_name(&pdev->dev, "rockchip-fb");
4162 #if defined(CONFIG_ION_ROCKCHIP)
4163         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
4164         if (IS_ERR(rk_fb->ion_client)) {
4165                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
4166                 return PTR_ERR(rk_fb->ion_client);
4167         } else {
4168                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
4169         }
4170 #endif
4171
4172         fb_pdev = pdev;
4173         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
4174         return 0;
4175 }
4176
4177 static int rk_fb_remove(struct platform_device *pdev)
4178 {
4179         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4180
4181         kfree(rk_fb);
4182         platform_set_drvdata(pdev, NULL);
4183         return 0;
4184 }
4185
4186 static void rk_fb_shutdown(struct platform_device *pdev)
4187 {
4188         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4189         int i;
4190
4191         for (i = 0; i < rk_fb->num_lcdc; i++) {
4192                 if (!rk_fb->lcdc_dev_drv[i])
4193                         continue;
4194                 sw_sync_timeline_inc(rk_fb->lcdc_dev_drv[i]->timeline, 1);
4195         }
4196 }
4197
4198 static const struct of_device_id rkfb_dt_ids[] = {
4199         {.compatible = "rockchip,rk-fb",},
4200         {}
4201 };
4202
4203 static struct platform_driver rk_fb_driver = {
4204         .probe = rk_fb_probe,
4205         .remove = rk_fb_remove,
4206         .driver = {
4207                    .name = "rk-fb",
4208                    .owner = THIS_MODULE,
4209                    .of_match_table = of_match_ptr(rkfb_dt_ids),
4210                    },
4211         .shutdown = rk_fb_shutdown,
4212 };
4213
4214 static int __init rk_fb_init(void)
4215 {
4216         return platform_driver_register(&rk_fb_driver);
4217 }
4218
4219 static void __exit rk_fb_exit(void)
4220 {
4221         platform_driver_unregister(&rk_fb_driver);
4222 }
4223
4224 fs_initcall(rk_fb_init);
4225 module_exit(rk_fb_exit);