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 #include <linux/of_address.h>
  35 #include <linux/memblock.h>
  36
  37 #include "bmp_helper.h"
  38
  39 #if defined(CONFIG_RK_HDMI)
  40 #include "hdmi/rockchip-hdmi.h"
  41 #endif
  42
  43 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
  44 #include "rga/rga.h"
  45 #endif
  46
  47 #ifdef CONFIG_OF
  48 #include <linux/of.h>
  49 #include <linux/of_platform.h>
  50 #include <linux/of_gpio.h>
  51 #include <video/of_display_timing.h>
  52 #include <video/display_timing.h>
  53 #endif
  54
  55 #if defined(CONFIG_ION_ROCKCHIP)
  56 #include <linux/rockchip_ion.h>
  57 #include <linux/rockchip-iovmm.h>
  58 #include <linux/dma-buf.h>
  59 #include <linux/highmem.h>
  60 #endif
  61
  62 #define H_USE_FENCE 1
  63 /* #define FB_ROATE_BY_KERNEL 1 */
  64
  65 static int hdmi_switch_state;
  66 static struct platform_device *fb_pdev;
  67
  68 #if defined(CONFIG_FB_MIRRORING)
  69 int (*video_data_to_mirroring)(struct fb_info *info, u32 yuv_phy[2]);
  70 EXPORT_SYMBOL(video_data_to_mirroring);
  71 #endif
  72
  73 extern phys_addr_t uboot_logo_base;
  74 extern phys_addr_t uboot_logo_size;
  75 extern phys_addr_t uboot_logo_offset;
  76 static struct rk_fb_trsm_ops *trsm_lvds_ops;
  77 static struct rk_fb_trsm_ops *trsm_edp_ops;
  78 static struct rk_fb_trsm_ops *trsm_mipi_ops;
  79 static int uboot_logo_on;
  80
  81 static int rk_fb_debug_lvl;
  82 static int rk_fb_iommu_debug;
  83 module_param(rk_fb_debug_lvl, int, S_IRUGO | S_IWUSR);
  84 module_param(rk_fb_iommu_debug, int, S_IRUGO | S_IWUSR);
  85
  86 #define rk_fb_dbg(level, x...) do {             \
  87         if (unlikely(rk_fb_debug_lvl >= level)) \
  88                 pr_info(x);                     \
  89         } while (0)
  90 static int rk_fb_config_debug(struct rk_lcdc_driver *dev_drv,
  91                               struct rk_fb_win_cfg_data *win_data,
  92                               struct rk_fb_reg_data *regs, u32 cmd);
  93 static int car_reversing;
  94
  95 static int is_car_camcap(void) {
  96         return car_reversing && strcmp("camcap", current->comm);
  97 }
  98
  99 int support_uboot_display(void)
 100 {
 101         return uboot_logo_on;
 102 }
 103
 104 int rk_fb_get_display_policy(void)
 105 {
 106         struct rk_fb *rk_fb;
 107
 108         if (fb_pdev) {
 109                 rk_fb = platform_get_drvdata(fb_pdev);
 110                 return rk_fb->disp_policy;
 111         } else {
 112                 return DISPLAY_POLICY_SDK;
 113         }
 114 }
 115
 116 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
 117 {
 118         switch (type) {
 119         case SCREEN_RGB:
 120         case SCREEN_LVDS:
 121         case SCREEN_DUAL_LVDS:
 122         case SCREEN_LVDS_10BIT:
 123         case SCREEN_DUAL_LVDS_10BIT:
 124                 trsm_lvds_ops = ops;
 125                 break;
 126         case SCREEN_EDP:
 127                 trsm_edp_ops = ops;
 128                 break;
 129         case SCREEN_MIPI:
 130         case SCREEN_DUAL_MIPI:
 131                 trsm_mipi_ops = ops;
 132                 break;
 133         default:
 134                 pr_warn("%s: unsupported transmitter: %d!\n",
 135                         __func__, type);
 136                 break;
 137         }
 138         return 0;
 139 }
 140
 141 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
 142 {
 143         struct rk_fb_trsm_ops *ops;
 144
 145         switch (type) {
 146         case SCREEN_RGB:
 147         case SCREEN_LVDS:
 148         case SCREEN_DUAL_LVDS:
 149         case SCREEN_LVDS_10BIT:
 150         case SCREEN_DUAL_LVDS_10BIT:
 151                 ops = trsm_lvds_ops;
 152                 break;
 153         case SCREEN_EDP:
 154                 ops = trsm_edp_ops;
 155                 break;
 156         case SCREEN_MIPI:
 157         case SCREEN_DUAL_MIPI:
 158                 ops = trsm_mipi_ops;
 159                 break;
 160         default:
 161                 ops = NULL;
 162                 pr_warn("%s: unsupported transmitter: %d!\n",
 163                         __func__, type);
 164                 break;
 165         }
 166         return ops;
 167 }
 168
 169 int rk_fb_pixel_width(int data_format)
 170 {
 171         int pixel_width;
 172
 173         switch (data_format) {
 174         case XBGR888:
 175         case XRGB888:
 176         case ABGR888:
 177         case ARGB888:
 178         case FBDC_ARGB_888:
 179         case FBDC_ABGR_888:
 180         case FBDC_RGBX_888:
 181                 pixel_width = 4 * 8;
 182                 break;
 183         case RGB888:
 184         case BGR888:
 185                 pixel_width = 3 * 8;
 186                 break;
 187         case RGB565:
 188         case BGR565:
 189         case FBDC_RGB_565:
 190                 pixel_width = 2 * 8;
 191                 break;
 192         case YUV422:
 193         case YUV420:
 194         case YUV420_NV21:
 195         case YUV444:
 196                 pixel_width = 1 * 8;
 197                 break;
 198         case YUV422_A:
 199         case YUV420_A:
 200         case YUV444_A:
 201                 pixel_width = 8;
 202                 break;
 203         case YUYV422:
 204         case UYVY422:
 205         case YUYV420:
 206         case UYVY420:
 207                 pixel_width = 16;
 208                 break;
 209         default:
 210                 pr_warn("%s: unsupported format: 0x%x\n",
 211                         __func__, data_format);
 212                 return -EINVAL;
 213         }
 214         return pixel_width;
 215 }
 216
 217 static int rk_fb_data_fmt(int data_format, int bits_per_pixel)
 218 {
 219         int fb_data_fmt = 0;
 220
 221         if (data_format) {
 222                 switch (data_format) {
 223                 case HAL_PIXEL_FORMAT_RGBX_8888:
 224                         fb_data_fmt = XBGR888;
 225                         break;
 226                 case HAL_PIXEL_FORMAT_BGRX_8888:
 227                         fb_data_fmt = XRGB888;
 228                         break;
 229                 case HAL_PIXEL_FORMAT_RGBA_8888:
 230                         fb_data_fmt = ABGR888;
 231                         break;
 232                 case HAL_PIXEL_FORMAT_BGRA_8888:
 233                         fb_data_fmt = ARGB888;
 234                         break;
 235                 case HAL_PIXEL_FORMAT_RGB_888:
 236                         fb_data_fmt = RGB888;
 237                         break;
 238                 case HAL_PIXEL_FORMAT_BGR_888:
 239                         fb_data_fmt = BGR888;
 240                         break;
 241                 case HAL_PIXEL_FORMAT_RGB_565:
 242                         fb_data_fmt = RGB565;
 243                         break;
 244                 case HAL_PIXEL_FORMAT_BGR_565:
 245                         fb_data_fmt = BGR565;
 246                         break;
 247                 case HAL_PIXEL_FORMAT_YCbCr_422_SP:     /* yuv422 */
 248                         fb_data_fmt = YUV422;
 249                         break;
 250                 case HAL_PIXEL_FORMAT_YCrCb_420_SP:     /* YUV420---vuvuvu */
 251                         fb_data_fmt = YUV420_NV21;
 252                         break;
 253                 case HAL_PIXEL_FORMAT_YCrCb_NV12:       /* YUV420---uvuvuv */
 254                         fb_data_fmt = YUV420;
 255                         break;
 256                 case HAL_PIXEL_FORMAT_YCrCb_444:        /* yuv444 */
 257                         fb_data_fmt = YUV444;
 258                         break;
 259                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10:    /* yuv444 */
 260                         fb_data_fmt = YUV420_A;
 261                         break;
 262                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10:  /* yuv444 */
 263                         fb_data_fmt = YUV422_A;
 264                         break;
 265                 case HAL_PIXEL_FORMAT_YCrCb_444_SP_10:  /* yuv444 */
 266                         fb_data_fmt = YUV444_A;
 267                         break;
 268                 case HAL_PIXEL_FORMAT_FBDC_RGB565:      /* fbdc rgb565*/
 269                         fb_data_fmt = FBDC_RGB_565;
 270                         break;
 271                 case HAL_PIXEL_FORMAT_FBDC_U8U8U8U8:    /* fbdc argb888 */
 272                         fb_data_fmt = FBDC_ARGB_888;
 273                         break;
 274                 case HAL_PIXEL_FORMAT_FBDC_RGBA888:     /* fbdc abgr888 */
 275                         fb_data_fmt = FBDC_ABGR_888;
 276                         break;
 277                 case HAL_PIXEL_FORMAT_FBDC_U8U8U8:      /* fbdc rgb888 */
 278                         fb_data_fmt = FBDC_RGBX_888;
 279                         break;
 280                 case HAL_PIXEL_FORMAT_YUYV422:          /* yuyv422 */
 281                         fb_data_fmt = YUYV422;
 282                         break;
 283                 case HAL_PIXEL_FORMAT_YUYV420:          /* yuyv420 */
 284                         fb_data_fmt = YUYV420;
 285                         break;
 286                 case HAL_PIXEL_FORMAT_UYVY422:          /* uyvy422 */
 287                         fb_data_fmt = UYVY422;
 288                         break;
 289                 case HAL_PIXEL_FORMAT_UYVY420:          /* uyvy420 */
 290                         fb_data_fmt = UYVY420;
 291                         break;
 292                 default:
 293                         pr_warn("%s: unsupported format: 0x%x\n",
 294                                 __func__, data_format);
 295                         return -EINVAL;
 296                 }
 297         } else {
 298                 switch (bits_per_pixel) {
 299                 case 32:
 300                         fb_data_fmt = ARGB888;
 301                         break;
 302                 case 24:
 303                         fb_data_fmt = RGB888;
 304                         break;
 305                 case 16:
 306                         fb_data_fmt = RGB565;
 307                         break;
 308                 default:
 309                         pr_warn("%s: unsupported bits_per_pixel: %d\n",
 310                                 __func__, bits_per_pixel);
 311                         break;
 312                 }
 313         }
 314         return fb_data_fmt;
 315 }
 316
 317 /*
 318  * rk display power control parse from dts
 319  */
 320 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 321 {
 322         struct device_node *root = of_get_child_by_name(dev_drv->dev->of_node,
 323                                                         "power_ctr");
 324         struct device_node *child;
 325         struct rk_disp_pwr_ctr_list *pwr_ctr;
 326         struct list_head *pos;
 327         enum of_gpio_flags flags;
 328         u32 val = 0;
 329         u32 debug = 0;
 330         int ret;
 331
 332         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 333         if (!root) {
 334                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",
 335                         dev_drv->id);
 336                 return -ENODEV;
 337         }
 338
 339         for_each_child_of_node(root, child) {
 340                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list),
 341                                   GFP_KERNEL);
 342                 if (!pwr_ctr)
 343                         return -ENOMEM;
 344                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 345                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 346                         if (val == GPIO) {
 347                                 pwr_ctr->pwr_ctr.type = GPIO;
 348                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 349                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 350                                         dev_err(dev_drv->dev, "%s ivalid gpio\n",
 351                                                 child->name);
 352                                         return -EINVAL;
 353                                 }
 354                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 355                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,
 356                                                    child->name);
 357                                 if (ret) {
 358                                         dev_err(dev_drv->dev,
 359                                                 "request %s gpio fail:%d\n",
 360                                                 child->name, ret);
 361                                 }
 362
 363                         } else {
 364                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 365                                 pwr_ctr->pwr_ctr.rgl_name = NULL;
 366                                 ret = of_property_read_string(child, "rockchip,regulator_name",
 367                                                               &(pwr_ctr->pwr_ctr.rgl_name));
 368                                 if (ret || IS_ERR_OR_NULL(pwr_ctr->pwr_ctr.rgl_name))
 369                                         dev_err(dev_drv->dev, "get regulator name failed!\n");
 370                                 if (!of_property_read_u32(child, "rockchip,regulator_voltage", &val))
 371                                         pwr_ctr->pwr_ctr.volt = val;
 372                                 else
 373                                         pwr_ctr->pwr_ctr.volt = 0;
 374                         }
 375                 };
 376
 377                 if (!of_property_read_u32(child, "rockchip,delay", &val))
 378                         pwr_ctr->pwr_ctr.delay = val;
 379                 else
 380                         pwr_ctr->pwr_ctr.delay = 0;
 381                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 382         }
 383
 384         of_property_read_u32(root, "rockchip,debug", &debug);
 385
 386         if (debug) {
 387                 list_for_each(pos, &dev_drv->pwrlist_head) {
 388                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list,
 389                                              list);
 390                         pr_info("pwr_ctr_name:%s\n"
 391                                 "pwr_type:%s\n"
 392                                 "gpio:%d\n"
 393                                 "atv_val:%d\n"
 394                                 "delay:%d\n\n",
 395                                 pwr_ctr->pwr_ctr.name,
 396                                 (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 397                                 pwr_ctr->pwr_ctr.gpio,
 398                                 pwr_ctr->pwr_ctr.atv_val,
 399                                 pwr_ctr->pwr_ctr.delay);
 400                 }
 401         }
 402
 403         return 0;
 404 }
 405
 406 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 407 {
 408         struct list_head *pos;
 409         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 410         struct pwr_ctr *pwr_ctr;
 411         struct regulator *regulator_lcd = NULL;
 412         int count = 10;
 413
 414         if (list_empty(&dev_drv->pwrlist_head))
 415                 return 0;
 416         list_for_each(pos, &dev_drv->pwrlist_head) {
 417                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 418                                           list);
 419                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 420                 if (pwr_ctr->type == GPIO) {
 421                         gpio_direction_output(pwr_ctr->gpio, pwr_ctr->atv_val);
 422                         mdelay(pwr_ctr->delay);
 423                 } else if (pwr_ctr->type == REGULATOR) {
 424                         if (pwr_ctr->rgl_name)
 425                                 regulator_lcd =
 426                                         regulator_get(NULL, pwr_ctr->rgl_name);
 427                         if (regulator_lcd == NULL) {
 428                                 dev_err(dev_drv->dev,
 429                                         "%s: regulator get failed,regulator name:%s\n",
 430                                         __func__, pwr_ctr->rgl_name);
 431                                 continue;
 432                         }
 433                         regulator_set_voltage(regulator_lcd, pwr_ctr->volt, pwr_ctr->volt);
 434                         while (!regulator_is_enabled(regulator_lcd)) {
 435                                 if (regulator_enable(regulator_lcd) == 0 || count == 0)
 436                                         break;
 437                                 else
 438                                         dev_err(dev_drv->dev,
 439                                                 "regulator_enable failed,count=%d\n",
 440                                                 count);
 441                                 count--;
 442                         }
 443                         regulator_put(regulator_lcd);
 444                         msleep(pwr_ctr->delay);
 445                 }
 446         }
 447
 448         return 0;
 449 }
 450
 451 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 452 {
 453         struct list_head *pos;
 454         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 455         struct pwr_ctr *pwr_ctr;
 456         struct regulator *regulator_lcd = NULL;
 457         int count = 10;
 458
 459         if (list_empty(&dev_drv->pwrlist_head))
 460                 return 0;
 461         list_for_each(pos, &dev_drv->pwrlist_head) {
 462                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 463                                           list);
 464                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 465                 if (pwr_ctr->type == GPIO) {
 466                         gpio_set_value(pwr_ctr->gpio, !pwr_ctr->atv_val);
 467                 } else if (pwr_ctr->type == REGULATOR) {
 468                         if (pwr_ctr->rgl_name)
 469                                 regulator_lcd = regulator_get(NULL, pwr_ctr->rgl_name);
 470                         if (regulator_lcd == NULL) {
 471                                 dev_err(dev_drv->dev,
 472                                         "%s: regulator get failed,regulator name:%s\n",
 473                                         __func__, pwr_ctr->rgl_name);
 474                                 continue;
 475                         }
 476                         while (regulator_is_enabled(regulator_lcd) > 0) {
 477                                 if (regulator_disable(regulator_lcd) == 0 ||
 478                                     count == 0)
 479                                         break;
 480                                 else
 481                                         dev_err(dev_drv->dev,
 482                                                 "regulator_disable failed,count=%d\n",
 483                                                 count);
 484                                 count--;
 485                         }
 486                         regulator_put(regulator_lcd);
 487                 }
 488         }
 489         return 0;
 490 }
 491
 492 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 493                                  struct rk_screen *screen)
 494 {
 495         screen->mode.pixclock = dt->pixelclock.typ;
 496         screen->mode.left_margin = dt->hback_porch.typ;
 497         screen->mode.right_margin = dt->hfront_porch.typ;
 498         screen->mode.xres = dt->hactive.typ;
 499         screen->mode.hsync_len = dt->hsync_len.typ;
 500         screen->mode.upper_margin = dt->vback_porch.typ;
 501         screen->mode.lower_margin = dt->vfront_porch.typ;
 502         screen->mode.yres = dt->vactive.typ;
 503         screen->mode.vsync_len = dt->vsync_len.typ;
 504         screen->type = dt->screen_type;
 505         screen->refresh_mode = dt->refresh_mode;
 506         screen->lvds_format = dt->lvds_format;
 507         screen->face = dt->face;
 508         screen->color_mode = dt->color_mode;
 509         screen->width = dt->screen_widt;
 510         screen->height = dt->screen_hight;
 511         screen->dsp_lut = dt->dsp_lut;
 512         screen->cabc_lut = dt->cabc_lut;
 513         screen->cabc_gamma_base = dt->cabc_gamma_base;
 514
 515         if (dt->flags & DISPLAY_FLAGS_INTERLACED)
 516                 screen->mode.vmode |= FB_VMODE_INTERLACED;
 517         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 518                 screen->pin_dclk = 1;
 519         else
 520                 screen->pin_dclk = 0;
 521         if (dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 522                 screen->pin_hsync = 1;
 523         else
 524                 screen->pin_hsync = 0;
 525         if (dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 526                 screen->pin_vsync = 1;
 527         else
 528                 screen->pin_vsync = 0;
 529         if (dt->flags & DISPLAY_FLAGS_DE_HIGH)
 530                 screen->pin_den = 1;
 531         else
 532                 screen->pin_den = 0;
 533
 534         return 0;
 535 }
 536
 537 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 538 {
 539         struct display_timings *disp_timing;
 540         struct display_timing *dt;
 541
 542         disp_timing = of_get_display_timings(np);
 543         if (!disp_timing) {
 544                 pr_err("parse display timing err\n");
 545                 return -EINVAL;
 546         }
 547         dt = display_timings_get(disp_timing, disp_timing->native_mode);
 548         rk_fb_video_mode_from_timing(dt, screen);
 549
 550         return 0;
 551 }
 552
 553 int rk_fb_calc_fps(struct rk_screen *screen, u32 pixclock)
 554 {
 555         int x, y;
 556         unsigned long long hz;
 557
 558         if (!screen) {
 559                 pr_err("%s:null screen!\n", __func__);
 560                 return 0;
 561         }
 562         x = screen->mode.xres + screen->mode.left_margin +
 563             screen->mode.right_margin + screen->mode.hsync_len;
 564         y = screen->mode.yres + screen->mode.upper_margin +
 565             screen->mode.lower_margin + screen->mode.vsync_len;
 566
 567         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 568
 569         hz += (x * y) / 2;
 570         do_div(hz, x * y);      /* divide by x * y with rounding */
 571
 572         hz += pixclock / 2;
 573         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 574
 575         return hz;
 576 }
 577
 578 char *get_format_string(enum data_format format, char *fmt)
 579 {
 580         if (!fmt)
 581                 return NULL;
 582         switch (format) {
 583         case ARGB888:
 584                 strcpy(fmt, "ARGB888");
 585                 break;
 586         case RGB888:
 587                 strcpy(fmt, "RGB888");
 588                 break;
 589         case BGR888:
 590                 strcpy(fmt, "BGR888");
 591                 break;
 592         case RGB565:
 593                 strcpy(fmt, "RGB565");
 594                 break;
 595         case BGR565:
 596                 strcpy(fmt, "BGR565");
 597                 break;
 598         case YUV420:
 599         case YUV420_NV21:
 600                 strcpy(fmt, "YUV420");
 601                 break;
 602         case YUV422:
 603                 strcpy(fmt, "YUV422");
 604                 break;
 605         case YUV444:
 606                 strcpy(fmt, "YUV444");
 607                 break;
 608         case YUV420_A:
 609                 strcpy(fmt, "YUV420_A");
 610                 break;
 611         case YUV422_A:
 612                 strcpy(fmt, "YUV422_A");
 613                 break;
 614         case YUV444_A:
 615                 strcpy(fmt, "YUV444_A");
 616                 break;
 617         case XRGB888:
 618                 strcpy(fmt, "XRGB888");
 619                 break;
 620         case XBGR888:
 621                 strcpy(fmt, "XBGR888");
 622                 break;
 623         case ABGR888:
 624                 strcpy(fmt, "ABGR888");
 625                 break;
 626         case FBDC_RGB_565:
 627                 strcpy(fmt, "FBDC_RGB_565");
 628                 break;
 629         case FBDC_ARGB_888:
 630         case FBDC_ABGR_888:
 631                 strcpy(fmt, "FBDC_ARGB_888");
 632                 break;
 633         case FBDC_RGBX_888:
 634                 strcpy(fmt, "FBDC_RGBX_888");
 635                 break;
 636         case YUYV422:
 637                 strcpy(fmt, "YUYV422");
 638                 break;
 639         case YUYV420:
 640                 strcpy(fmt, "YUYV420");
 641                 break;
 642         case UYVY422:
 643                 strcpy(fmt, "UYVY422");
 644                 break;
 645         case UYVY420:
 646                 strcpy(fmt, "UYVY420");
 647                 break;
 648         default:
 649                 strcpy(fmt, "invalid");
 650                 break;
 651         }
 652
 653         return fmt;
 654 }
 655
 656 int rk_fb_set_vop_pwm(void)
 657 {
 658         int i = 0;
 659         struct rk_fb *inf = NULL;
 660         struct rk_lcdc_driver *dev_drv = NULL;
 661
 662         if (likely(fb_pdev))
 663                 inf = platform_get_drvdata(fb_pdev);
 664         else
 665                 return -1;
 666
 667         for (i = 0; i < inf->num_lcdc; i++) {
 668                 if (inf->lcdc_dev_drv[i]->cabc_mode == 1) {
 669                         dev_drv = inf->lcdc_dev_drv[i];
 670                         break;
 671                 }
 672         }
 673
 674         if (!dev_drv)
 675                 return -1;
 676
 677         mutex_lock(&dev_drv->win_config);
 678         if (dev_drv->ops->extern_func)
 679                 dev_drv->ops->extern_func(dev_drv, UPDATE_CABC_PWM);
 680         mutex_unlock(&dev_drv->win_config);
 681
 682         return 0;
 683 }
 684
 685 /*
 686  * this is for hdmi
 687  * name: lcdc device name ,lcdc0 , lcdc1
 688  */
 689 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 690 {
 691         struct rk_fb *inf = NULL;
 692         struct rk_lcdc_driver *dev_drv = NULL;
 693         int i = 0;
 694
 695         if (likely(fb_pdev))
 696                 inf = platform_get_drvdata(fb_pdev);
 697         else
 698                 return NULL;
 699
 700         for (i = 0; i < inf->num_lcdc; i++) {
 701                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name)) {
 702                         dev_drv = inf->lcdc_dev_drv[i];
 703                         break;
 704                 }
 705         }
 706
 707         return dev_drv;
 708 }
 709
 710 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 711 {
 712         struct rk_fb *inf = NULL;
 713         struct rk_lcdc_driver *dev_drv = NULL;
 714         int i = 0;
 715
 716         if (likely(fb_pdev))
 717                 inf = platform_get_drvdata(fb_pdev);
 718         else
 719                 return NULL;
 720
 721         for (i = 0; i < inf->num_lcdc; i++) {
 722                 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
 723                         dev_drv = inf->lcdc_dev_drv[i];
 724                         break;
 725                 }
 726         }
 727
 728         return dev_drv;
 729 }
 730
 731 static __maybe_unused struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
 732 {
 733         struct rk_fb *inf = NULL;
 734         struct rk_lcdc_driver *dev_drv = NULL;
 735         int i = 0;
 736
 737         if (likely(fb_pdev))
 738                 inf = platform_get_drvdata(fb_pdev);
 739         else
 740                 return NULL;
 741
 742         for (i = 0; i < inf->num_lcdc; i++) {
 743                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 744                         dev_drv = inf->lcdc_dev_drv[i];
 745                         break;
 746                 }
 747         }
 748
 749         return dev_drv;
 750 }
 751
 752 /*
 753  * get one frame time of the prmry screen, unit: us
 754  */
 755 u32 rk_fb_get_prmry_screen_ft(void)
 756 {
 757         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 758         u32 htotal, vtotal, pixclock_ps;
 759         u64 pix_total, ft_us;
 760
 761         if (unlikely(!dev_drv))
 762                 return 0;
 763
 764         pixclock_ps = dev_drv->pixclock;
 765
 766         vtotal = dev_drv->cur_screen->mode.upper_margin +
 767                  dev_drv->cur_screen->mode.lower_margin +
 768                  dev_drv->cur_screen->mode.yres +
 769                  dev_drv->cur_screen->mode.vsync_len;
 770         htotal = dev_drv->cur_screen->mode.left_margin +
 771                  dev_drv->cur_screen->mode.right_margin +
 772                  dev_drv->cur_screen->mode.xres +
 773                  dev_drv->cur_screen->mode.hsync_len;
 774         pix_total = htotal * vtotal;
 775         ft_us = pix_total * pixclock_ps;
 776         do_div(ft_us, 1000000);
 777         if (dev_drv->frame_time.ft == 0)
 778                 dev_drv->frame_time.ft = ft_us;
 779
 780         ft_us = dev_drv->frame_time.framedone_t - dev_drv->frame_time.last_framedone_t;
 781         do_div(ft_us, 1000);
 782         ft_us = min(dev_drv->frame_time.ft, (u32)ft_us);
 783         if (ft_us != 0)
 784                 dev_drv->frame_time.ft = ft_us;
 785
 786         return dev_drv->frame_time.ft;
 787 }
 788
 789 /*
 790  * get the vblanking time of the prmry screen, unit: us
 791  */
 792 u32 rk_fb_get_prmry_screen_vbt(void)
 793 {
 794         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 795         u32 htotal, vblank, pixclock_ps;
 796         u64 pix_blank, vbt_us;
 797
 798         if (unlikely(!dev_drv))
 799                 return 0;
 800
 801         pixclock_ps = dev_drv->pixclock;
 802
 803         htotal = (dev_drv->cur_screen->mode.left_margin +
 804                   dev_drv->cur_screen->mode.right_margin +
 805                   dev_drv->cur_screen->mode.xres +
 806                   dev_drv->cur_screen->mode.hsync_len);
 807         vblank = (dev_drv->cur_screen->mode.upper_margin +
 808                   dev_drv->cur_screen->mode.lower_margin +
 809                   dev_drv->cur_screen->mode.vsync_len);
 810         pix_blank = htotal * vblank;
 811         vbt_us = pix_blank * pixclock_ps;
 812         do_div(vbt_us, 1000000);
 813         return (u32)vbt_us;
 814 }
 815
 816 /*
 817  * get the frame done time of the prmry screen, unit: us
 818  */
 819 u64 rk_fb_get_prmry_screen_framedone_t(void)
 820 {
 821         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 822
 823         if (unlikely(!dev_drv))
 824                 return 0;
 825         else
 826                 return dev_drv->frame_time.framedone_t;
 827 }
 828
 829 /*
 830  * set prmry screen status
 831  */
 832 int rk_fb_set_prmry_screen_status(int status)
 833 {
 834         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 835         struct rk_screen *screen;
 836
 837         if (unlikely(!dev_drv))
 838                 return 0;
 839
 840         screen = dev_drv->cur_screen;
 841         switch (status) {
 842         case SCREEN_PREPARE_DDR_CHANGE:
 843                 if (screen->type == SCREEN_MIPI ||
 844                     screen->type == SCREEN_DUAL_MIPI) {
 845                         if (dev_drv->trsm_ops->dsp_pwr_off)
 846                                 dev_drv->trsm_ops->dsp_pwr_off();
 847                 }
 848                 break;
 849         case SCREEN_UNPREPARE_DDR_CHANGE:
 850                 if (screen->type == SCREEN_MIPI ||
 851                     screen->type == SCREEN_DUAL_MIPI) {
 852                         if (dev_drv->trsm_ops->dsp_pwr_on)
 853                                 dev_drv->trsm_ops->dsp_pwr_on();
 854                 }
 855                 break;
 856         default:
 857                 break;
 858         }
 859
 860         return 0;
 861 }
 862
 863 u32 rk_fb_get_prmry_screen_pixclock(void)
 864 {
 865         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 866
 867         if (unlikely(!dev_drv))
 868                 return 0;
 869         else
 870                 return dev_drv->pixclock;
 871 }
 872
 873 int rk_fb_poll_prmry_screen_vblank(void)
 874 {
 875         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 876
 877         if (likely(dev_drv)) {
 878                 if (dev_drv->ops->poll_vblank)
 879                         return dev_drv->ops->poll_vblank(dev_drv);
 880                 else
 881                         return RK_LF_STATUS_NC;
 882         } else {
 883                 return RK_LF_STATUS_NC;
 884         }
 885 }
 886
 887 bool rk_fb_poll_wait_frame_complete(void)
 888 {
 889         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 890         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 891
 892         if (likely(dev_drv)) {
 893                 if (dev_drv->ops->set_irq_to_cpu)
 894                         dev_drv->ops->set_irq_to_cpu(dev_drv, 0);
 895         }
 896
 897         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC) {
 898                 if (likely(dev_drv)) {
 899                         if (dev_drv->ops->set_irq_to_cpu)
 900                                 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 901                 }
 902                 return false;
 903         }
 904         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout)
 905                 ;
 906         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout)
 907                 ;
 908         if (likely(dev_drv)) {
 909                 if (dev_drv->ops->set_irq_to_cpu)
 910                         dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 911         }
 912
 913         return true;
 914 }
 915
 916 /* rk_fb_get_sysmmu_device_by_compatible()
 917  * @compt: dts device compatible name
 918  * return value: success: pointer to the device inside of platform device
 919  *               fail: NULL
 920  */
 921 struct device *rk_fb_get_sysmmu_device_by_compatible(const char *compt)
 922 {
 923         struct device_node *dn = NULL;
 924         struct platform_device *pd = NULL;
 925         struct device *ret = NULL ;
 926
 927         dn = of_find_compatible_node(NULL, NULL, compt);
 928         if (!dn) {
 929                 pr_info("can't find device node %s \r\n", compt);
 930                 return NULL;
 931         }
 932
 933         pd = of_find_device_by_node(dn);
 934         if (!pd) {
 935                 pr_info("can't find platform device node %s \r\n", compt);
 936                 return  NULL;
 937         }
 938         ret = &pd->dev;
 939
 940         return ret;
 941 }
 942
 943 #ifdef CONFIG_IOMMU_API
 944 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
 945 {
 946         dev->archdata.iommu = sysmmu;
 947 }
 948 #else
 949 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
 950 {
 951 }
 952 #endif
 953
 954 static int rk_fb_open(struct fb_info *info, int user)
 955 {
 956         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
 957         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
 958         int win_id;
 959
 960         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 961         fb_par->state++;
 962         /* if this win aready opened ,no need to reopen */
 963         if (dev_drv->win[win_id]->state)
 964                 return 0;
 965         else
 966                 dev_drv->ops->open(dev_drv, win_id, 1);
 967         return 0;
 968 }
 969
 970 static int rk_fb_close(struct fb_info *info, int user)
 971 {
 972         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
 973         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
 974         struct rk_lcdc_win *win = NULL;
 975         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 976
 977         if (win_id >= 0) {
 978                 win = dev_drv->win[win_id];
 979                 if (fb_par->state)
 980                         fb_par->state--;
 981                 if (!fb_par->state) {
 982                         if (fb_par->fb_phy_base > 0)
 983                                 info->fix.smem_start = fb_par->fb_phy_base;
 984                         info->var.xres = dev_drv->screen0->mode.xres;
 985                         info->var.yres = dev_drv->screen0->mode.yres;
 986                         /*
 987                          *info->var.grayscale |=
 988                          *   (info->var.xres << 8) + (info->var.yres << 20);
 989                          */
 990                         info->var.xres_virtual = info->var.xres;
 991                         info->var.yres_virtual = info->var.yres;
 992 #if defined(CONFIG_LOGO_LINUX_BMP)
 993                         info->var.bits_per_pixel = 32;
 994 #else
 995                         info->var.bits_per_pixel = 16;
 996 #endif
 997                         info->fix.line_length =
 998                             (info->var.xres_virtual) *
 999                             (info->var.bits_per_pixel >> 3);
1000                         info->var.width = dev_drv->screen0->width;
1001                         info->var.height = dev_drv->screen0->height;
1002                         info->var.pixclock = dev_drv->pixclock;
1003                         info->var.left_margin =
1004                                 dev_drv->screen0->mode.left_margin;
1005                         info->var.right_margin =
1006                                 dev_drv->screen0->mode.right_margin;
1007                         info->var.upper_margin =
1008                                 dev_drv->screen0->mode.upper_margin;
1009                         info->var.lower_margin =
1010                                 dev_drv->screen0->mode.lower_margin;
1011                         info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
1012                         info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
1013                 }
1014         }
1015
1016         return 0;
1017 }
1018
1019 #if defined(FB_ROATE_BY_KERNEL)
1020
1021 #if defined(CONFIG_RK29_IPP)
1022 static int get_ipp_format(int fmt)
1023 {
1024         int ipp_fmt = IPP_XRGB_8888;
1025
1026         switch (fmt) {
1027         case HAL_PIXEL_FORMAT_RGBX_8888:
1028         case HAL_PIXEL_FORMAT_BGRX_8888:
1029         case HAL_PIXEL_FORMAT_RGBA_8888:
1030         case HAL_PIXEL_FORMAT_BGRA_8888:
1031         case HAL_PIXEL_FORMAT_RGB_888:
1032         case HAL_PIXEL_FORMAT_BGR_888:
1033                 ipp_fmt = IPP_XRGB_8888;
1034                 break;
1035         case HAL_PIXEL_FORMAT_RGB_565:
1036         case HAL_PIXEL_FORMAT_BGR_565:
1037                 ipp_fmt = IPP_RGB_565;
1038                 break;
1039         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
1040                 ipp_fmt = IPP_Y_CBCR_H2V1;
1041                 break;
1042         case HAL_PIXEL_FORMAT_YCrCb_NV12:
1043                 ipp_fmt = IPP_Y_CBCR_H2V2;
1044                 break;
1045         case HAL_PIXEL_FORMAT_YCrCb_444:
1046                 ipp_fmt = IPP_Y_CBCR_H1V1;
1047                 break;
1048         default:
1049                 ipp_fmt = IPP_IMGTYPE_LIMIT;
1050                 break;
1051         }
1052
1053         return ipp_fmt;
1054 }
1055
1056 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
1057                           int rotation, int fmt)
1058 {
1059         int align16 = 2;
1060         int align64 = 8;
1061
1062         if (fmt == IPP_XRGB_8888) {
1063                 align16 = 1;
1064                 align64 = 2;
1065         } else if (fmt == IPP_RGB_565) {
1066                 align16 = 1;
1067                 align64 = 4;
1068         } else {
1069                 align16 = 2;
1070                 align64 = 8;
1071         }
1072         align16 -= 1;           /*for YUV, 1 */
1073         align64 -= 1;           /*for YUV, 7 */
1074
1075         if (rotation == IPP_ROT_0) {
1076                 if (fmt > IPP_RGB_565) {
1077                         if ((*dst_w & 1) != 0)
1078                                 *dst_w = *dst_w + 1;
1079                         if ((*dst_h & 1) != 0)
1080                                 *dst_h = *dst_h + 1;
1081                         if (*dst_vir_w < *dst_w)
1082                                 *dst_vir_w = *dst_w;
1083                 }
1084         } else {
1085                 if ((*dst_w & align64) != 0)
1086                         *dst_w = (*dst_w + align64) & (~align64);
1087                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
1088                         *dst_h = *dst_h + 1;
1089                 if (*dst_vir_w < *dst_w)
1090                         *dst_vir_w = *dst_w;
1091         }
1092 }
1093
1094 static void fb_copy_by_ipp(struct fb_info *dst_info,
1095                            struct fb_info *src_info)
1096 {
1097         struct rk29_ipp_req ipp_req;
1098         uint32_t rotation = 0;
1099         int dst_w, dst_h, dst_vir_w;
1100         int ipp_fmt;
1101         u8 data_format = (dst_info->var.nonstd) & 0xff;
1102         struct rk_fb_par *fb_par = (struct rk_fb_par *)dst_info->par;
1103         struct rk_lcdc_driver *ext_dev_drv = fb_par->lcdc_drv;
1104         u16 orientation = ext_dev_drv->rotate_mode;
1105
1106         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
1107
1108         switch (orientation) {
1109         case 0:
1110                 rotation = IPP_ROT_0;
1111                 break;
1112         case ROTATE_90:
1113                 rotation = IPP_ROT_90;
1114                 break;
1115         case ROTATE_180:
1116                 rotation = IPP_ROT_180;
1117                 break;
1118         case ROTATE_270:
1119                 rotation = IPP_ROT_270;
1120                 break;
1121         default:
1122                 rotation = IPP_ROT_270;
1123                 break;
1124         }
1125
1126         dst_w = dst_info->var.xres;
1127         dst_h = dst_info->var.yres;
1128         dst_vir_w = dst_info->var.xres_virtual;
1129         ipp_fmt = get_ipp_format(data_format);
1130         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
1131         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
1132         ipp_req.src0.w = src_info->var.xres;
1133         ipp_req.src0.h = src_info->var.yres;
1134         ipp_req.src_vir_w = src_info->var.xres_virtual;
1135         ipp_req.src0.fmt = ipp_fmt;
1136
1137         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
1138         ipp_req.dst0.w = dst_w;
1139         ipp_req.dst0.h = dst_h;
1140         ipp_req.dst_vir_w = dst_vir_w;
1141         ipp_req.dst0.fmt = ipp_fmt;
1142
1143         ipp_req.timeout = 100;
1144         ipp_req.flag = rotation;
1145         ipp_blit_sync(&ipp_req);
1146 }
1147
1148 #endif
1149
1150 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1151 static int get_rga_format(int fmt)
1152 {
1153         int rga_fmt = 0;
1154
1155         switch (fmt) {
1156         case XBGR888:
1157                 rga_fmt = RK_FORMAT_RGBX_8888;
1158                 break;
1159         case ABGR888:
1160                 rga_fmt = RK_FORMAT_RGBA_8888;
1161                 break;
1162         case ARGB888:
1163                 rga_fmt = RK_FORMAT_BGRA_8888;
1164                 break;
1165         case RGB888:
1166                 rga_fmt = RK_FORMAT_RGB_888;
1167                 break;
1168         case RGB565:
1169                 rga_fmt = RK_FORMAT_RGB_565;
1170                 break;
1171         case YUV422:
1172                 rga_fmt = RK_FORMAT_YCbCr_422_SP;
1173                 break;
1174         case YUV420:
1175                 rga_fmt = RK_FORMAT_YCbCr_420_SP;
1176                 break;
1177         default:
1178                 rga_fmt = RK_FORMAT_RGBA_8888;
1179                 break;
1180         }
1181
1182         return rga_fmt;
1183 }
1184
1185 static void rga_win_check(struct rk_lcdc_win *dst_win,
1186                           struct rk_lcdc_win *src_win)
1187 {
1188         int format = 0;
1189
1190         format = get_rga_format(src_win->area[0].format);
1191         /* width and height must be even number */
1192         if (format >= RK_FORMAT_YCbCr_422_SP &&
1193             format <= RK_FORMAT_YCrCb_420_P) {
1194                 if ((src_win->area[0].xact % 2) != 0)
1195                         src_win->area[0].xact += 1;
1196                 if ((src_win->area[0].yact % 2) != 0)
1197                         src_win->area[0].yact += 1;
1198         }
1199         if (src_win->area[0].xvir < src_win->area[0].xact)
1200                 src_win->area[0].xvir = src_win->area[0].xact;
1201         if (src_win->area[0].yvir < src_win->area[0].yact)
1202                 src_win->area[0].yvir = src_win->area[0].yact;
1203
1204         format = get_rga_format(dst_win->area[0].format);
1205         if (format >= RK_FORMAT_YCbCr_422_SP &&
1206             format <= RK_FORMAT_YCrCb_420_P) {
1207                 if ((dst_win->area[0].xact % 2) != 0)
1208                         dst_win->area[0].xact += 1;
1209                 if ((dst_win->area[0].yact % 2) != 0)
1210                         dst_win->area[0].yact += 1;
1211         }
1212         if (dst_win->area[0].xvir < dst_win->area[0].xact)
1213                 dst_win->area[0].xvir = dst_win->area[0].xact;
1214         if (dst_win->area[0].yvir < dst_win->area[0].yact)
1215                 dst_win->area[0].yvir = dst_win->area[0].yact;
1216 }
1217
1218 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
1219                             struct rk_lcdc_win *src_win,
1220                             u16 orientation, int iommu_en)
1221 {
1222         struct rga_req rga_request;
1223         long ret = 0;
1224         /* int fd = 0; */
1225
1226         memset(&rga_request, 0, sizeof(rga_request));
1227         rga_win_check(dst_win, src_win);
1228
1229         switch (orientation) {
1230         case ROTATE_90:
1231                 rga_request.rotate_mode = 1;
1232                 rga_request.sina = 65536;
1233                 rga_request.cosa = 0;
1234                 rga_request.dst.act_w = dst_win->area[0].yact;
1235                 rga_request.dst.act_h = dst_win->area[0].xact;
1236                 rga_request.dst.x_offset = dst_win->area[0].xact - 1;
1237                 rga_request.dst.y_offset = 0;
1238                 break;
1239         case ROTATE_180:
1240                 rga_request.rotate_mode = 1;
1241                 rga_request.sina = 0;
1242                 rga_request.cosa = -65536;
1243                 rga_request.dst.act_w = dst_win->area[0].xact;
1244                 rga_request.dst.act_h = dst_win->area[0].yact;
1245                 rga_request.dst.x_offset = dst_win->area[0].xact - 1;
1246                 rga_request.dst.y_offset = dst_win->area[0].yact - 1;
1247                 break;
1248         case ROTATE_270:
1249                 rga_request.rotate_mode = 1;
1250                 rga_request.sina = -65536;
1251                 rga_request.cosa = 0;
1252                 rga_request.dst.act_w = dst_win->area[0].yact;
1253                 rga_request.dst.act_h = dst_win->area[0].xact;
1254                 rga_request.dst.x_offset = 0;
1255                 rga_request.dst.y_offset = dst_win->area[0].yact - 1;
1256                 break;
1257         default:
1258                 rga_request.rotate_mode = 0;
1259                 rga_request.dst.act_w = dst_win->area[0].xact;
1260                 rga_request.dst.act_h = dst_win->area[0].yact;
1261                 rga_request.dst.x_offset = dst_win->area[0].xact - 1;
1262                 rga_request.dst.y_offset = dst_win->area[0].yact - 1;
1263                 break;
1264         }
1265
1266         /*
1267          * fd =
1268          *    ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1269          * rga_request.src.yrgb_addr = fd;
1270          * fd =
1271          *    ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1272          * rga_request.dst.yrgb_addr = fd;
1273          */
1274         rga_request.src.yrgb_addr = 0;
1275         rga_request.src.uv_addr =
1276             src_win->area[0].smem_start + src_win->area[0].y_offset;
1277         rga_request.src.v_addr = 0;
1278
1279         rga_request.dst.yrgb_addr = 0;
1280         rga_request.dst.uv_addr =
1281             dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1282         rga_request.dst.v_addr = 0;
1283
1284         rga_request.src.vir_w = src_win->area[0].xvir;
1285         rga_request.src.vir_h = src_win->area[0].yvir;
1286         rga_request.src.format = get_rga_format(src_win->area[0].format);
1287         rga_request.src.act_w = src_win->area[0].xact;
1288         rga_request.src.act_h = src_win->area[0].yact;
1289         rga_request.src.x_offset = 0;
1290         rga_request.src.y_offset = 0;
1291
1292         rga_request.dst.vir_w = dst_win->area[0].xvir;
1293         rga_request.dst.vir_h = dst_win->area[0].yvir;
1294         rga_request.dst.format = get_rga_format(dst_win->area[0].format);
1295
1296         rga_request.clip.xmin = 0;
1297         rga_request.clip.xmax = dst_win->area[0].xact - 1;
1298         rga_request.clip.ymin = 0;
1299         rga_request.clip.ymax = dst_win->area[0].yact - 1;
1300         rga_request.scale_mode = 0;
1301
1302         if (iommu_en) {
1303                 rga_request.mmu_info.mmu_en = 1;
1304                 rga_request.mmu_info.mmu_flag = 1;
1305         } else {
1306                 rga_request.mmu_info.mmu_en = 0;
1307                 rga_request.mmu_info.mmu_flag = 0;
1308         }
1309
1310         ret = rga_ioctl_kernel(&rga_request);
1311 }
1312
1313 /*
1314  * This function is used for copying fb by RGA Module
1315  * RGA only support copy RGB to RGB
1316  * RGA2 support copy RGB to RGB and YUV to YUV
1317  */
1318 static void fb_copy_by_rga(struct fb_info *dst_info,
1319                            struct fb_info *src_info)
1320 {
1321         struct rk_fb_par *src_fb_par = (struct rk_fb_par *)src_info->par;
1322         struct rk_fb_par *dst_fb_par = (struct rk_fb_par *)dst_info->par;
1323         struct rk_lcdc_driver *dev_drv = src_fb_par->lcdc_drv;
1324         struct rk_lcdc_driver *ext_dev_drv = dst_fb_par->lcdc_drv;
1325         int win_id = 0, ext_win_id;
1326         struct rk_lcdc_win *src_win, *dst_win;
1327
1328         win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1329         src_win = dev_drv->win[win_id];
1330
1331         ext_win_id =
1332             ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1333         dst_win = ext_dev_drv->win[ext_win_id];
1334
1335         win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode,
1336                         ext_dev_drv->iommu_enabled);
1337 }
1338 #endif
1339
1340 static int rk_fb_rotate(struct fb_info *dst_info,
1341                         struct fb_info *src_info)
1342 {
1343 #if defined(CONFIG_RK29_IPP)
1344         fb_copy_by_ipp(dst_info, src_info);
1345 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1346         fb_copy_by_rga(dst_info, src_info);
1347 #else
1348         return -1;
1349 #endif
1350         return 0;
1351 }
1352
1353 static int __maybe_unused rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1354                                            struct rk_lcdc_win *src_win,
1355                                            u16 rotate, int iommu_en)
1356 {
1357 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1358         win_copy_by_rga(dst_win, src_win, rotate, iommu_en);
1359 #else
1360         return -1;
1361 #endif
1362         return 0;
1363 }
1364
1365 #endif
1366
1367 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1368                              struct fb_info *info)
1369 {
1370         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1371         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1372         struct fb_fix_screeninfo *fix = &info->fix;
1373         int win_id = 0;
1374         struct rk_lcdc_win *win = NULL;
1375         struct rk_screen *screen = dev_drv->cur_screen;
1376         u32 xoffset = var->xoffset;
1377         u32 yoffset = var->yoffset;
1378         u32 xvir = var->xres_virtual;
1379         u8 pixel_width;
1380         u32 vir_width_bit;
1381         u32 stride, uv_stride;
1382         u32 stride_32bit_1;
1383         u32 stride_32bit_2;
1384         u16 uv_x_off, uv_y_off, uv_y_act;
1385         u8 is_pic_yuv = 0;
1386
1387         if (dev_drv->suspend_flag || is_car_camcap())
1388                 return 0;
1389         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1390         if (win_id < 0)
1391                 return -ENODEV;
1392         else
1393                 win = dev_drv->win[win_id];
1394
1395         pixel_width = rk_fb_pixel_width(win->area[0].format);
1396         vir_width_bit = pixel_width * xvir;
1397         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1398         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1399
1400         switch (win->area[0].format) {
1401         case YUV422:
1402         case YUV422_A:
1403                 is_pic_yuv = 1;
1404                 stride = stride_32bit_1;
1405                 uv_stride = stride_32bit_1;
1406                 uv_x_off = xoffset;
1407                 uv_y_off = yoffset;
1408                 fix->line_length = stride;
1409                 uv_y_act = win->area[0].yact >> 1;
1410                 break;
1411         case YUV420:            /* nv12 */
1412         case YUV420_NV21:       /* nv21 */
1413         case YUV420_A:
1414                 is_pic_yuv = 1;
1415                 stride = stride_32bit_1;
1416                 uv_stride = stride_32bit_1;
1417                 uv_x_off = xoffset;
1418                 uv_y_off = yoffset >> 1;
1419                 fix->line_length = stride;
1420                 uv_y_act = win->area[0].yact >> 1;
1421                 break;
1422         case YUV444:
1423         case YUV444_A:
1424                 is_pic_yuv = 1;
1425                 stride = stride_32bit_1;
1426                 uv_stride = stride_32bit_2;
1427                 uv_x_off = xoffset * 2;
1428                 uv_y_off = yoffset;
1429                 fix->line_length = stride << 2;
1430                 uv_y_act = win->area[0].yact;
1431                 break;
1432         default:
1433                 stride = stride_32bit_1;        /* default rgb */
1434                 fix->line_length = stride;
1435                 break;
1436         }
1437
1438         /* x y mirror ,jump line */
1439         if ((screen->y_mirror == 1) ||
1440             (win->xmirror && win->ymirror)) {
1441                 if (screen->interlace == 1) {
1442                         win->area[0].y_offset = yoffset * stride * 2 +
1443                             ((win->area[0].yact - 1) * 2 + 1) * stride +
1444                             xoffset * pixel_width / 8;
1445                 } else {
1446                         win->area[0].y_offset = yoffset * stride +
1447                             (win->area[0].yact - 1) * stride +
1448                             xoffset * pixel_width / 8;
1449                 }
1450         } else {
1451                 if (screen->interlace == 1) {
1452                         win->area[0].y_offset =
1453                             yoffset * stride * 2 + xoffset * pixel_width / 8;
1454                 } else {
1455                         win->area[0].y_offset =
1456                             yoffset * stride + xoffset * pixel_width / 8;
1457                 }
1458         }
1459         if (is_pic_yuv == 1) {
1460                 if ((screen->y_mirror == 1) ||
1461                     (win->xmirror && win->ymirror)) {
1462                         if (screen->interlace == 1) {
1463                                 win->area[0].c_offset =
1464                                     uv_y_off * uv_stride * 2 +
1465                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
1466                                     uv_x_off * pixel_width / 8;
1467                         } else {
1468                                 win->area[0].c_offset = uv_y_off * uv_stride +
1469                                     (uv_y_act - 1) * uv_stride +
1470                                     uv_x_off * pixel_width / 8;
1471                         }
1472                 } else {
1473                         if (screen->interlace == 1) {
1474                                 win->area[0].c_offset =
1475                                     uv_y_off * uv_stride * 2 +
1476                                     uv_x_off * pixel_width / 8;
1477                         } else {
1478                                 win->area[0].c_offset =
1479                                     uv_y_off * uv_stride +
1480                                     uv_x_off * pixel_width / 8;
1481                         }
1482                 }
1483         }
1484
1485         win->area[0].smem_start = fix->smem_start;
1486         win->area[0].cbr_start = fix->mmio_start;
1487         win->area[0].state = 1;
1488         win->area_num = 1;
1489
1490         dev_drv->ops->pan_display(dev_drv, win_id);
1491
1492 #ifdef  CONFIG_FB_MIRRORING
1493         if (video_data_to_mirroring)
1494                 video_data_to_mirroring(info, NULL);
1495 #endif
1496         /* if not want the config effect,set reserved[3] bit[0] 1 */
1497         if (likely((var->reserved[3] & 0x1) == 0))
1498                 dev_drv->ops->cfg_done(dev_drv);
1499         if (dev_drv->hdmi_switch)
1500                 mdelay(100);
1501         return 0;
1502 }
1503
1504 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1505 {
1506         int i, j;
1507
1508         i = list_empty(&dev_drv->update_regs_list);
1509         j = list_empty(&dev_drv->saved_list);
1510         return i == j ? 0 : 1;
1511 }
1512
1513 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1514 {
1515         int err = sync_fence_wait(fence, 1000);
1516
1517         if (err >= 0)
1518                 return;
1519
1520         if (err == -ETIME)
1521                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1522
1523         if (err < 0)
1524                 pr_info("error waiting on fence\n");
1525 }
1526 #if 0
1527 static int rk_fb_copy_from_loader(struct fb_info *info)
1528 {
1529         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1530         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1531         void *dst = info->screen_base;
1532         u32 dsp_addr[4];
1533         u32 src;
1534         u32 i, size;
1535         int win_id;
1536         struct rk_lcdc_win *win;
1537
1538         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1539         win = dev_drv->win[win_id];
1540         size = (win->area[0].xact) * (win->area[0].yact) << 2;
1541         dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1542         src = dsp_addr[win_id];
1543         dev_info(info->dev, "copy fb data %d x %d  from  dst_addr:%08x\n",
1544                  win->area[0].xact, win->area[0].yact, src);
1545         for (i = 0; i < size; i += PAGE_SIZE) {
1546                 void *page = phys_to_page(i + src);
1547                 void *from_virt = kmap(page);
1548                 void *to_virt = dst + i;
1549
1550                 memcpy(to_virt, from_virt, PAGE_SIZE);
1551         }
1552         dev_drv->ops->direct_set_addr(dev_drv, win_id,
1553                                       info->fix.smem_start);
1554         return 0;
1555 }
1556 #endif
1557 static int g_last_addr[5][4];
1558 static int g_now_config_addr[5][4];
1559 static int g_last_state[5][4];
1560 static int g_now_config_state[5][4];
1561 int g_last_timeout;
1562 u32 freed_addr[10];
1563 u32 freed_index;
1564
1565 #define DUMP_CHUNK 256
1566 char buf[PAGE_SIZE];
1567
1568 int rk_fb_sysmmu_fault_handler(struct device *dev,
1569                                enum rk_iommu_inttype itype,
1570                                unsigned long pgtable_base,
1571                                unsigned long fault_addr, unsigned int status)
1572 {
1573         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1574         int i = 0, j = 0;
1575         static int page_fault_cnt;
1576
1577         if ((page_fault_cnt++) >= 10)
1578                 return 0;
1579         pr_err
1580             ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1581              fault_addr, pgtable_base, status);
1582         pr_info("last config addr:\n");
1583         for (i = 0; i < 4; i++) {
1584                 for (j = 0; j < 4; j++)
1585                         pr_info("win[%d],area[%d] = 0x%08x\n",
1586                                 i, j, g_last_addr[i][j]);
1587         }
1588         pr_info("last freed buffer:\n");
1589         for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1590                 pr_info("%d:0x%08x\n", i, freed_addr[i]);
1591         pr_info("last timeout:%d\n", g_last_timeout);
1592         dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1593         for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1594                 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1595                         char c = buf[i + DUMP_CHUNK];
1596
1597                         buf[i + DUMP_CHUNK] = 0;
1598                         pr_cont("%s", buf + i);
1599                         buf[i + DUMP_CHUNK] = c;
1600                 } else {
1601                         buf[PAGE_SIZE - 1] = 0;
1602                         pr_cont("%s", buf + i);
1603                 }
1604         }
1605
1606         return 0;
1607 }
1608
1609 void rk_fb_free_wb_buf(struct rk_lcdc_driver *dev_drv,
1610                        struct rk_fb_reg_wb_data *wb_data)
1611 {
1612         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1613
1614         if (dev_drv->iommu_enabled && wb_data->ion_handle)
1615                 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1616                                 wb_data->ion_handle);
1617         if (wb_data->ion_handle)
1618                 ion_free(rk_fb->ion_client, wb_data->ion_handle);
1619 }
1620
1621 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1622                         struct rk_fb_reg_win_data *reg_win_data)
1623 {
1624         int i, index_buf;
1625         struct rk_fb_reg_area_data *area_data;
1626         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1627
1628         for (i = 0; i < reg_win_data->area_num; i++) {
1629                 area_data = &reg_win_data->reg_area_data[i];
1630                 index_buf = area_data->index_buf;
1631                 if (dev_drv->iommu_enabled) {
1632                         if (area_data->ion_handle != NULL &&
1633                             !IS_YUV_FMT(area_data->data_format))
1634                                 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1635                                                 area_data->ion_handle);
1636                         freed_addr[freed_index++] = area_data->smem_start;
1637                 }
1638                 if (area_data->ion_handle != NULL)
1639                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1640
1641                 if (area_data->acq_fence)
1642                         sync_fence_put(area_data->acq_fence);
1643         }
1644 }
1645
1646 static void rk_fb_update_win(struct rk_lcdc_driver *dev_drv,
1647                              struct rk_lcdc_win *win,
1648                              struct rk_fb_reg_win_data *reg_win_data)
1649 {
1650         int i = 0;
1651         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
1652         struct rk_screen *cur_screen;
1653         struct rk_screen primary_screen;
1654
1655         if (unlikely(!inf) || unlikely(!dev_drv) ||
1656             unlikely(!win) || unlikely(!reg_win_data))
1657                 return;
1658
1659         cur_screen = dev_drv->cur_screen;
1660         rk_fb_get_prmry_screen(&primary_screen);
1661
1662         win->area_num = reg_win_data->area_num;
1663         win->id = reg_win_data->win_id;
1664         win->z_order = reg_win_data->z_order;
1665
1666         if (reg_win_data->reg_area_data[0].smem_start > 0) {
1667                 win->state = 1;
1668                 win->area_num = reg_win_data->area_num;
1669                 win->id = reg_win_data->win_id;
1670                 win->z_order = reg_win_data->z_order;
1671                 win->area[0].uv_vir_stride =
1672                     reg_win_data->reg_area_data[0].uv_vir_stride;
1673                 win->area[0].cbr_start =
1674                     reg_win_data->reg_area_data[0].cbr_start;
1675                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1676                 win->alpha_en = reg_win_data->alpha_en;
1677                 win->alpha_mode = reg_win_data->alpha_mode;
1678                 win->g_alpha_val = reg_win_data->g_alpha_val;
1679                 /*
1680                  * reg_win_data mirror_en means that xmirror ymirror all
1681                  * enabled.
1682                  */
1683                 win->xmirror = reg_win_data->mirror_en ? 1 : 0;
1684                 win->ymirror = reg_win_data->mirror_en ? 1 : 0;
1685                 win->colorspace = reg_win_data->colorspace;
1686                 win->area[0].fbdc_en =
1687                         reg_win_data->reg_area_data[0].fbdc_en;
1688                 win->area[0].fbdc_cor_en =
1689                         reg_win_data->reg_area_data[0].fbdc_cor_en;
1690                 win->area[0].fbdc_data_format =
1691                         reg_win_data->reg_area_data[0].fbdc_data_format;
1692                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1693                         if (reg_win_data->reg_area_data[i].smem_start > 0) {
1694                                 win->area[i].format =
1695                                         reg_win_data->reg_area_data[i].data_format;
1696                                 win->area[i].data_space =
1697                                         reg_win_data->reg_area_data[i].data_space;
1698                                 win->area[i].ion_hdl =
1699                                         reg_win_data->reg_area_data[i].ion_handle;
1700                                 win->area[i].smem_start =
1701                                         reg_win_data->reg_area_data[i].smem_start;
1702                                 if (inf->disp_mode == DUAL ||
1703                                     inf->disp_mode == DUAL_LCD ||
1704                                     inf->disp_mode == NO_DUAL) {
1705                                         win->area[i].xpos =
1706                                                 reg_win_data->reg_area_data[i].xpos;
1707                                         win->area[i].ypos =
1708                                                 reg_win_data->reg_area_data[i].ypos;
1709                                         win->area[i].xsize =
1710                                                 reg_win_data->reg_area_data[i].xsize;
1711                                         win->area[i].ysize =
1712                                                 reg_win_data->reg_area_data[i].ysize;
1713                                 } else {
1714                                         win->area[i].xpos =
1715                                                 reg_win_data->reg_area_data[i].xpos *
1716                                                 cur_screen->mode.xres /
1717                                                 primary_screen.mode.xres;
1718                                         win->area[i].ypos =
1719                                                 reg_win_data->reg_area_data[i].ypos *
1720                                                 cur_screen->mode.yres /
1721                                                 primary_screen.mode.yres;
1722                                         win->area[i].xsize =
1723                                                 reg_win_data->reg_area_data[i].xsize *
1724                                                 cur_screen->mode.xres /
1725                                                 primary_screen.mode.xres;
1726                                         win->area[i].ysize =
1727                                                 reg_win_data->reg_area_data[i].ysize *
1728                                                 cur_screen->mode.yres /
1729                                                 primary_screen.mode.yres;
1730
1731                                         /* recalc display size if set hdmi scaler when at ONE_DUAL mode */
1732                                         if (inf->disp_mode == ONE_DUAL && hdmi_switch_state) {
1733                                                 if (cur_screen->xsize > 0 &&
1734                                                     cur_screen->xsize <= cur_screen->mode.xres) {
1735                                                         win->area[i].xpos =
1736                                                                 ((cur_screen->mode.xres - cur_screen->xsize) >> 1) +
1737                                                                 cur_screen->xsize * win->area[i].xpos / cur_screen->mode.xres;
1738                                                         win->area[i].xsize =
1739                                                                 win->area[i].xsize * cur_screen->xsize / cur_screen->mode.xres;
1740                                                 }
1741                                                 if (cur_screen->ysize > 0 && cur_screen->ysize <= cur_screen->mode.yres) {
1742                                                         win->area[i].ypos =
1743                                                                 ((cur_screen->mode.yres - cur_screen->ysize) >> 1) +
1744                                                                 cur_screen->ysize * win->area[i].ypos / cur_screen->mode.yres;
1745                                                         win->area[i].ysize =
1746                                                                 win->area[i].ysize * cur_screen->ysize / cur_screen->mode.yres;
1747                                                 }
1748                                         }
1749                                 }
1750                                 win->area[i].xact =
1751                                     reg_win_data->reg_area_data[i].xact;
1752                                 win->area[i].yact =
1753                                     reg_win_data->reg_area_data[i].yact;
1754                                 win->area[i].xvir =
1755                                     reg_win_data->reg_area_data[i].xvir;
1756                                 win->area[i].yvir =
1757                                     reg_win_data->reg_area_data[i].yvir;
1758                                 win->area[i].xoff =
1759                                     reg_win_data->reg_area_data[i].xoff;
1760                                 win->area[i].yoff =
1761                                     reg_win_data->reg_area_data[i].yoff;
1762                                 win->area[i].y_offset =
1763                                     reg_win_data->reg_area_data[i].y_offset;
1764                                 win->area[i].y_vir_stride =
1765                                     reg_win_data->reg_area_data[i].y_vir_stride;
1766                                 win->area[i].state = 1;
1767                                 if (dev_drv->iommu_enabled) {
1768                                         g_now_config_addr[win->id][i] =
1769                                                 win->area[i].smem_start +
1770                                                 win->area[i].y_offset;
1771                                         g_now_config_state[win->id][i] = 1;
1772                                 }
1773                         } else {
1774                                 win->area[i].state = 0;
1775                                 win->area[i].fbdc_en = 0;
1776                                 if (dev_drv->iommu_enabled) {
1777                                         g_now_config_addr[win->id][i] = 0;
1778                                         g_now_config_state[win->id][i] = 0;
1779                                 }
1780                         }
1781                 }
1782         }
1783 }
1784
1785 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1786                                                      *regs, int win_id)
1787 {
1788         int i;
1789         struct rk_fb_reg_win_data *win_data = NULL;
1790
1791         for (i = 0; i < regs->win_num; i++) {
1792                 if (regs->reg_win_data[i].win_id == win_id) {
1793                         win_data = &(regs->reg_win_data[i]);
1794                         break;
1795                 }
1796         }
1797
1798         return win_data;
1799 }
1800
1801 static int rk_fb_reg_effect(struct rk_lcdc_driver *dev_drv,
1802                             struct rk_fb_reg_data *regs,
1803                             int count)
1804 {
1805         int i, j, wait_for_vsync = false;
1806         unsigned int dsp_addr[5][4];
1807         int win_status = 0;
1808
1809         if (dev_drv->ops->get_dsp_addr)
1810                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1811
1812         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1813                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1814                         if ((j > 0) && (dev_drv->area_support[i] == 1))
1815                                 continue;
1816                         if (dev_drv->win[i]->area[j].state == 1) {
1817                                 u32 new_start =
1818                                         dev_drv->win[i]->area[j].smem_start +
1819                                         dev_drv->win[i]->area[j].y_offset;
1820                                 u32 reg_start = dsp_addr[i][j];
1821
1822                                 if (unlikely(new_start != reg_start)) {
1823                                         wait_for_vsync = true;
1824                                         dev_info(dev_drv->dev,
1825                                                  "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1826                                                  i, new_start, reg_start,
1827                                                  101 - count);
1828                                         break;
1829                                 }
1830                         } else if (dev_drv->win[i]->area[j].state == 0) {
1831                                 if (dev_drv->ops->get_win_state) {
1832                                         win_status =
1833                                         dev_drv->ops->get_win_state(dev_drv, i, j);
1834                                         if (win_status)
1835                                                 wait_for_vsync = true;
1836                                 }
1837                         } else {
1838                                 pr_err("!!!win[%d]state:%d,error!!!\n",
1839                                        i, dev_drv->win[i]->state);
1840                         }
1841                 }
1842         }
1843
1844         return wait_for_vsync;
1845 }
1846
1847 static int rk_fb_iommu_page_fault_dump(struct rk_lcdc_driver *dev_drv)
1848 {
1849         int i, j, state, page_fault = 0;
1850         unsigned int dsp_addr[5][4];
1851
1852         if (dev_drv->ops->extern_func) {
1853                 dev_drv->ops->extern_func(dev_drv, UNMASK_PAGE_FAULT);
1854                 page_fault = dev_drv->ops->extern_func(dev_drv, GET_PAGE_FAULT);
1855         }
1856         if (page_fault) {
1857                 pr_info("last config:\n");
1858                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1859                         for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1860                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1861                                         continue;
1862                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1863                                         i, j, g_last_state[i][j], g_last_addr[i][j]);
1864                         }
1865                 }
1866
1867                 pr_info("last freed buffer:\n");
1868                 for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1869                         pr_info("%d:0x%08x\n", i, freed_addr[i]);
1870
1871                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1872                 pr_info("vop now state:\n");
1873                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1874                         for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1875                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1876                                         continue;
1877                                 state = dev_drv->ops->get_win_state(dev_drv, i, j);
1878                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1879                                         i, j, state, dsp_addr[i][j]);
1880                         }
1881                 }
1882                 pr_info("now config:\n");
1883                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1884                         for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1885                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1886                                         continue;
1887                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1888                                         i, j, g_now_config_state[i][j],
1889                                         g_now_config_addr[i][j]);
1890                         }
1891                 }
1892                 for (i = 0; i < DUMP_FRAME_NUM; i++)
1893                         rk_fb_config_debug(dev_drv, &dev_drv->tmp_win_cfg[i],
1894                                            &dev_drv->tmp_regs[i], 0);
1895         }
1896
1897         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1898                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1899                         if ((j > 0) && (dev_drv->area_support[i] == 1))
1900                                 continue;
1901                         g_last_addr[i][j] = g_now_config_addr[i][j];
1902                         g_last_state[i][j] = g_now_config_state[i][j];
1903                 }
1904         }
1905
1906         return page_fault;
1907 }
1908 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1909                              struct rk_fb_reg_data *regs)
1910 {
1911         int i, j;
1912         struct rk_lcdc_win *win;
1913         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1914         struct rk_fb_reg_win_data *win_data;
1915         bool wait_for_vsync;
1916         int count = 100;
1917         long timeout;
1918         int pagefault = 0;
1919
1920         if (dev_drv->suspend_flag == 1) {
1921 #ifdef H_USE_FENCE
1922                 sw_sync_timeline_inc(dev_drv->timeline, 1);
1923 #endif
1924                 for (i = 0; i < regs->win_num; i++) {
1925                         win_data = &regs->reg_win_data[i];
1926                         rk_fb_free_dma_buf(dev_drv, win_data);
1927                 }
1928                 if (dev_drv->property.feature & SUPPORT_WRITE_BACK)
1929                         rk_fb_free_wb_buf(dev_drv, &regs->reg_wb_data);
1930                 kfree(regs);
1931                 return;
1932         }
1933         /* acq_fence wait */
1934         for (i = 0; i < regs->win_num; i++) {
1935                 win_data = &regs->reg_win_data[i];
1936                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1937                         if (win_data->reg_area_data[j].acq_fence)
1938                                 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1939                 }
1940         }
1941
1942         mutex_lock(&dev_drv->win_config);
1943         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1944                 win = dev_drv->win[i];
1945                 win_data = rk_fb_get_win_data(regs, i);
1946                 if (win_data) {
1947                         rk_fb_update_win(dev_drv, win, win_data);
1948                         win->state = 1;
1949                         dev_drv->ops->set_par(dev_drv, i);
1950                         dev_drv->ops->pan_display(dev_drv, i);
1951                 } else {
1952                         win->z_order = -1;
1953                         win->state = 0;
1954                         for (j = 0; j < 4; j++) {
1955                                 win->area[j].state = 0;
1956                                 win->area[j].fbdc_en = 0;
1957                         }
1958                         if (dev_drv->iommu_enabled) {
1959                                 for (j = 0; j < 4; j++) {
1960                                         g_now_config_addr[i][j] = 0;
1961                                         g_now_config_state[i][j] = 0;
1962                                 }
1963                         }
1964                 }
1965         }
1966         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1967
1968         if (dev_drv->property.feature & SUPPORT_WRITE_BACK) {
1969                 memcpy(&dev_drv->wb_data, &regs->reg_wb_data,
1970                        sizeof(struct rk_fb_reg_wb_data));
1971                 if (dev_drv->ops->set_wb)
1972                         dev_drv->ops->set_wb(dev_drv);
1973         }
1974
1975         if (rk_fb_iommu_debug > 0)
1976                 pagefault = rk_fb_iommu_page_fault_dump(dev_drv);
1977
1978         if (pagefault == 0)
1979                 dev_drv->ops->cfg_done(dev_drv);
1980         else
1981                 sw_sync_timeline_inc(dev_drv->timeline, 1);
1982         mutex_unlock(&dev_drv->win_config);
1983
1984         do {
1985                 timestamp = dev_drv->vsync_info.timestamp;
1986                 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1987                                 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1988                                 msecs_to_jiffies(50));
1989
1990                 wait_for_vsync = rk_fb_reg_effect(dev_drv, regs, count);
1991         } while (wait_for_vsync && count--);
1992 #ifdef H_USE_FENCE
1993         sw_sync_timeline_inc(dev_drv->timeline, 1);
1994 #endif
1995
1996         if (dev_drv->front_regs) {
1997                 if (dev_drv->iommu_enabled) {
1998                         if (dev_drv->ops->mmu_en)
1999                                 dev_drv->ops->mmu_en(dev_drv);
2000                         freed_index = 0;
2001                         g_last_timeout = timeout;
2002                 }
2003
2004                 mutex_lock(&dev_drv->front_lock);
2005
2006                 for (i = 0; i < dev_drv->front_regs->win_num; i++) {
2007                         win_data = &dev_drv->front_regs->reg_win_data[i];
2008                         rk_fb_free_dma_buf(dev_drv, win_data);
2009                 }
2010                 if (dev_drv->property.feature & SUPPORT_WRITE_BACK)
2011                         rk_fb_free_wb_buf(dev_drv,
2012                                           &dev_drv->front_regs->reg_wb_data);
2013                 kfree(dev_drv->front_regs);
2014
2015                 mutex_unlock(&dev_drv->front_lock);
2016
2017                 if (dev_drv->iommu_enabled)
2018                         freed_addr[freed_index] = 0xfefefefe;
2019         }
2020
2021         mutex_lock(&dev_drv->front_lock);
2022
2023         dev_drv->front_regs = regs;
2024
2025         mutex_unlock(&dev_drv->front_lock);
2026
2027         trace_buffer_dump(&fb_pdev->dev, dev_drv);
2028 }
2029
2030 static void rk_fb_update_regs_handler(struct kthread_work *work)
2031 {
2032         struct rk_lcdc_driver *dev_drv =
2033             container_of(work, struct rk_lcdc_driver, update_regs_work);
2034         struct rk_fb_reg_data *data, *next;
2035
2036         mutex_lock(&dev_drv->update_regs_list_lock);
2037         dev_drv->saved_list = dev_drv->update_regs_list;
2038         list_replace_init(&dev_drv->update_regs_list, &dev_drv->saved_list);
2039         mutex_unlock(&dev_drv->update_regs_list_lock);
2040
2041         list_for_each_entry_safe(data, next, &dev_drv->saved_list, list) {
2042                 list_del(&data->list);
2043                 rk_fb_update_reg(dev_drv, data);
2044         }
2045
2046         if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
2047                 wake_up(&dev_drv->update_regs_wait);
2048 }
2049
2050 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
2051                                   struct rk_screen *screen)
2052 {
2053         if (area_par->phy_addr > 0)
2054                 pr_err("%s[%d], phy_addr = 0x%x\n",
2055                        __func__, __LINE__, area_par->phy_addr);
2056         if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
2057             (area_par->xact <= 0) || (area_par->yact <= 0) ||
2058             (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
2059                 pr_err("check config var fail 0:\n"
2060                        "x_offset=%d,xact=%d,xvir=%d\n",
2061                        area_par->x_offset, area_par->xact, area_par->xvir);
2062                 return -EINVAL;
2063         }
2064
2065         if ((area_par->xpos >= screen->mode.xres) ||
2066             (area_par->ypos >= screen->mode.yres) ||
2067             ((area_par->xsize <= 0) || (area_par->ysize <= 0))) {
2068                 pr_warn("check config var fail 1:\n"
2069                         "xpos=%d,xsize=%d,xres=%d\n"
2070                         "ypos=%d,ysize=%d,yres=%d\n",
2071                         area_par->xpos, area_par->xsize, screen->mode.xres,
2072                         area_par->ypos, area_par->ysize, screen->mode.yres);
2073                 return -EINVAL;
2074         }
2075         return 0;
2076 }
2077
2078 static int rk_fb_config_debug(struct rk_lcdc_driver *dev_drv,
2079                               struct rk_fb_win_cfg_data *win_data,
2080                               struct rk_fb_reg_data *regs, u32 cmd)
2081 {
2082         int i, j;
2083         struct rk_fb_win_par *win_par;
2084         struct rk_fb_area_par *area_par;
2085         struct rk_fb_reg_win_data *reg_win_data;
2086         struct rk_fb_reg_area_data *area_data;
2087
2088         rk_fb_dbg(cmd, "-------------frame start-------------\n");
2089         rk_fb_dbg(cmd, "user config:\n");
2090         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2091                 win_par = &(win_data->win_par[i]);
2092                 if ((win_par->area_par[0].ion_fd <= 0) &&
2093                     (win_par->area_par[0].phy_addr <= 0))
2094                         continue;
2095                 rk_fb_dbg(cmd, "win[%d]:z_order=%d,galhpa_v=%d\n",
2096                           win_par->win_id, win_par->z_order,
2097                           win_par->g_alpha_val);
2098                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
2099                         area_par = &(win_par->area_par[j]);
2100                         if (((j > 0) && (dev_drv->area_support[i] == 1)) ||
2101                             ((win_par->area_par[j].ion_fd <= 0) &&
2102                              (win_par->area_par[j].phy_addr <= 0)))
2103                                 continue;
2104                         rk_fb_dbg(cmd, " area[%d]:fmt=%d,ion_fd=%d,phy_add=0x%x,xoff=%d,yoff=%d\n",
2105                                   j, area_par->data_format, area_par->ion_fd,
2106                                   area_par->phy_addr, area_par->x_offset,
2107                                   area_par->y_offset);
2108                         rk_fb_dbg(cmd, "           xpos=%d,ypos=%d,xsize=%d,ysize=%d\n",
2109                                   area_par->xpos, area_par->ypos,
2110                                   area_par->xsize, area_par->ysize);
2111                         rk_fb_dbg(cmd, "           xact=%d,yact=%d,xvir=%d,yvir=%d\n",
2112                                   area_par->xact, area_par->yact,
2113                                   area_par->xvir, area_par->yvir);
2114                 }
2115         }
2116
2117         rk_fb_dbg(cmd, "regs data:\n");
2118         rk_fb_dbg(cmd, "win_num=%d,buf_num=%d\n",
2119                   regs->win_num, regs->buf_num);
2120         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2121                 reg_win_data = &(regs->reg_win_data[i]);
2122                 if (reg_win_data->reg_area_data[0].smem_start <= 0)
2123                         continue;
2124                 rk_fb_dbg(cmd, "win[%d]:z_order=%d,area_num=%d,area_buf_num=%d\n",
2125                           reg_win_data->win_id, reg_win_data->z_order,
2126                           reg_win_data->area_num, reg_win_data->area_buf_num);
2127                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
2128                         area_data = &(reg_win_data->reg_area_data[j]);
2129                         if (((j > 0) && (dev_drv->area_support[i] == 1)) ||
2130                             (area_data->smem_start <= 0))
2131                                 continue;
2132                         rk_fb_dbg(cmd, " area[%d]:fmt=%d,ion=%p,smem_star=0x%lx,cbr_star=0x%lx\n",
2133                                   j, area_data->data_format, area_data->ion_handle,
2134                                   area_data->smem_start, area_data->cbr_start);
2135                         rk_fb_dbg(cmd, "           yoff=0x%x,coff=0x%x,area_data->buff_len=%x\n",
2136                                   area_data->y_offset, area_data->c_offset, area_data->buff_len);
2137                         rk_fb_dbg(cmd, "           xpos=%d,ypos=%d,xsize=%d,ysize=%d\n",
2138                                   area_data->xpos, area_data->ypos,
2139                                   area_data->xsize, area_data->ysize);
2140                         rk_fb_dbg(cmd, "           xact=%d,yact=%d,xvir=%d,yvir=%d\n",
2141                                   area_data->xact, area_data->yact,
2142                                   area_data->xvir, area_data->yvir);
2143                 }
2144         }
2145         rk_fb_dbg(cmd, "-------------frame end---------------\n");
2146
2147         return 0;
2148 }
2149 static int rk_fb_config_backup(struct rk_lcdc_driver *dev_drv,
2150                                struct rk_fb_win_cfg_data *win_cfg,
2151                                struct rk_fb_reg_data *regs)
2152 {
2153         int i;
2154
2155         /*2->1->0: 0 is newest*/
2156         for (i = 0; i < DUMP_FRAME_NUM - 1; i++) {
2157                 memcpy(&dev_drv->tmp_win_cfg[DUMP_FRAME_NUM - 1 - i],
2158                        &dev_drv->tmp_win_cfg[DUMP_FRAME_NUM - 2 - i],
2159                        sizeof(struct rk_fb_win_cfg_data));
2160                 memcpy(&dev_drv->tmp_regs[DUMP_FRAME_NUM - 1 - i],
2161                        &dev_drv->tmp_regs[DUMP_FRAME_NUM - 2 - i],
2162                        sizeof(struct rk_fb_reg_data));
2163         }
2164
2165         memcpy(&dev_drv->tmp_win_cfg[0], win_cfg,
2166                sizeof(struct rk_fb_win_cfg_data));
2167         memcpy(&dev_drv->tmp_regs[0], regs,
2168                sizeof(struct rk_fb_reg_data));
2169
2170         return 0;
2171 }
2172
2173 static int rk_fb_set_wb_buffer(struct fb_info *info,
2174                                struct rk_fb_wb_cfg *wb_cfg,
2175                                struct rk_fb_reg_wb_data *wb_data)
2176 {
2177         int ret = 0;
2178         ion_phys_addr_t phy_addr;
2179         size_t len;
2180         u8 fb_data_fmt;
2181         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2182         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2183         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2184
2185         if ((wb_cfg->phy_addr == 0) && (wb_cfg->ion_fd == 0)) {
2186                 wb_data->state = 0;
2187                 return 0;
2188         }
2189         if (wb_cfg->phy_addr == 0) {
2190                 wb_data->ion_handle =
2191                     ion_import_dma_buf(rk_fb->ion_client,
2192                                        wb_cfg->ion_fd);
2193                 if (IS_ERR(wb_data->ion_handle)) {
2194                         pr_info("Could not import handle: %ld\n",
2195                                 (long)wb_data->ion_handle);
2196                         return -EINVAL;
2197                 }
2198                 if (dev_drv->iommu_enabled)
2199                         ret = ion_map_iommu(dev_drv->dev,
2200                                             rk_fb->ion_client,
2201                                             wb_data->ion_handle,
2202                                             (unsigned long *)&phy_addr,
2203                                             (unsigned long *)&len);
2204                 else
2205                         ret = ion_phys(rk_fb->ion_client, wb_data->ion_handle,
2206                                        &phy_addr, &len);
2207                 if (ret < 0) {
2208                         pr_err("ion map to get phy addr failed\n");
2209                         ion_free(rk_fb->ion_client, wb_data->ion_handle);
2210                         return -ENOMEM;
2211                 }
2212                 wb_data->smem_start = phy_addr;
2213         } else {
2214                 wb_data->smem_start = wb_cfg->phy_addr;
2215         }
2216
2217         fb_data_fmt = rk_fb_data_fmt(wb_cfg->data_format, 0);
2218         if (IS_YUV_FMT(fb_data_fmt))
2219                 wb_data->cbr_start = wb_data->smem_start +
2220                                         wb_cfg->xsize * wb_cfg->ysize;
2221         wb_data->xsize = wb_cfg->xsize;
2222         wb_data->ysize = wb_cfg->ysize;
2223         wb_data->data_format = fb_data_fmt;
2224         wb_data->state = 1;
2225
2226         return 0;
2227 }
2228
2229 static int rk_fb_set_win_buffer(struct fb_info *info,
2230                                 struct rk_fb_win_par *win_par,
2231                                 struct rk_fb_reg_win_data *reg_win_data)
2232 {
2233         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2234         struct fb_fix_screeninfo *fix = &info->fix;
2235         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2236         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2237         /*if hdmi size move to hwc,screen should point to cur_screen
2238          *otherwise point to screen0[main screen]*/
2239         struct rk_screen *screen = dev_drv->cur_screen;/*screen0;*/
2240         struct fb_info *fbi;
2241         int i, ion_fd, acq_fence_fd;
2242         u32 xvir = 0, yvir = 0;
2243         u32 xoffset = 0, yoffset = 0;
2244
2245         struct ion_handle *hdl;
2246         size_t len;
2247         int index_buf = 0;
2248         u8 fb_data_fmt = 0;
2249         u8 pixel_width = 0;
2250         u32 vir_width_bit = 0;
2251         u32 stride = 0, uv_stride = 0;
2252         u32 stride_32bit_1 = 0;
2253         u32 stride_32bit_2 = 0;
2254         u16 uv_x_off = 0, uv_y_off = 0, uv_y_act = 0;
2255         u8 is_pic_yuv = 0;
2256         u8 ppixel_a = 0, global_a = 0;
2257         ion_phys_addr_t phy_addr;
2258         int ret = 0;
2259         int buff_len = 0;
2260
2261         reg_win_data->reg_area_data[0].smem_start = -1;
2262         reg_win_data->area_num = 0;
2263         fbi = rk_fb->fb[win_par->win_id + dev_drv->fb_index_base];
2264         if (win_par->area_par[0].phy_addr == 0) {
2265                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
2266                         ion_fd = win_par->area_par[i].ion_fd;
2267                         if (ion_fd > 0) {
2268                                 hdl =
2269                                     ion_import_dma_buf(rk_fb->ion_client,
2270                                                        ion_fd);
2271                                 if (IS_ERR(hdl)) {
2272                                         pr_info("%s: win[%d]area[%d] can't import handle\n",
2273                                                 __func__, win_par->win_id, i);
2274                                         pr_info("fd: %d, hdl: 0x%p, ion_client: 0x%p\n",
2275                                                 ion_fd, hdl, rk_fb->ion_client);
2276                                         return -EINVAL;
2277                                         break;
2278                                 }
2279                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
2280                                 if (dev_drv->iommu_enabled)
2281                                         ret = ion_map_iommu(dev_drv->dev,
2282                                                             rk_fb->ion_client,
2283                                                             hdl,
2284                                                             (unsigned long *)&phy_addr,
2285                                                             (unsigned long *)&len);
2286                                 else
2287                                         ret = ion_phys(rk_fb->ion_client, hdl,
2288                                                        &phy_addr, &len);
2289                                 if (ret < 0) {
2290                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
2291                                         ion_free(rk_fb->ion_client, hdl);
2292                                         return -ENOMEM;
2293                                 }
2294                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
2295                                 reg_win_data->area_num++;
2296                                 reg_win_data->area_buf_num++;
2297                                 reg_win_data->reg_area_data[i].index_buf = 1;
2298                                 reg_win_data->reg_area_data[i].buff_len = len;
2299                         }
2300                 }
2301         } else {
2302                 reg_win_data->reg_area_data[0].smem_start =
2303                     win_par->area_par[0].phy_addr;
2304                 reg_win_data->area_num = 1;
2305                 reg_win_data->area_buf_num++;
2306                 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
2307         }
2308
2309         if (reg_win_data->area_num == 0) {
2310                 for (i = 0; i < RK_WIN_MAX_AREA; i++)
2311                         reg_win_data->reg_area_data[i].smem_start = 0;
2312                 reg_win_data->z_order = -1;
2313                 reg_win_data->win_id = -1;
2314                 return 0;
2315         }
2316
2317         for (i = 0; i < reg_win_data->area_num; i++) {
2318                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
2319                 index_buf = reg_win_data->reg_area_data[i].index_buf;
2320                 if ((acq_fence_fd > 0) && (index_buf == 1)) {
2321                         reg_win_data->reg_area_data[i].acq_fence =
2322                             sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
2323                 }
2324         }
2325         if (reg_win_data->reg_area_data[0].smem_start > 0) {
2326                 reg_win_data->z_order = win_par->z_order;
2327                 reg_win_data->win_id = win_par->win_id;
2328         } else {
2329                 reg_win_data->z_order = -1;
2330                 reg_win_data->win_id = -1;
2331         }
2332
2333         reg_win_data->mirror_en = win_par->mirror_en;
2334         for (i = 0; i < reg_win_data->area_num; i++) {
2335                 u8 data_format = win_par->area_par[i].data_format;
2336                 /*rk_fb_check_config_var(&win_par->area_par[i], screen);*/
2337                 reg_win_data->colorspace = CSC_FORMAT(data_format);
2338                 data_format &= ~CSC_MASK;
2339                 fb_data_fmt = rk_fb_data_fmt(data_format, 0);
2340                 reg_win_data->reg_area_data[i].data_format = fb_data_fmt;
2341                 reg_win_data->reg_area_data[i].data_space =
2342                                         win_par->area_par[i].data_space;
2343                 if (IS_FBDC_FMT(fb_data_fmt)) {
2344                         reg_win_data->reg_area_data[i].fbdc_en = 1;
2345                         reg_win_data->reg_area_data[i].fbdc_cor_en = 1;
2346                 } else {
2347                         reg_win_data->reg_area_data[i].fbdc_en = 0;
2348                         reg_win_data->reg_area_data[i].fbdc_cor_en = 0;
2349                 }
2350                 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2351
2352                 ppixel_a |= ((fb_data_fmt == ARGB888) ||
2353                              (fb_data_fmt == FBDC_ARGB_888) ||
2354                              (fb_data_fmt == FBDC_ABGR_888) ||
2355                              (fb_data_fmt == ABGR888)) ? 1 : 0;
2356                 /*act_height should be 2 pix align for interlace output*/
2357                 if (win_par->area_par[i].yact % 2 == 1) {
2358                         win_par->area_par[i].yact  -= 1;
2359                         win_par->area_par[i].ysize -= 1;
2360                 }
2361
2362                 /* buf offset should be 2 pix align*/
2363                 if ((win_par->area_par[i].x_offset % 2 == 1) &&
2364                     IS_YUV_FMT(fb_data_fmt)) {
2365                         win_par->area_par[i].x_offset += 1;
2366                         win_par->area_par[i].xact -= 1;
2367                 }
2368
2369                 /* visiable pos in panel */
2370                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
2371                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
2372
2373                 /* realy size in panel */
2374                 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
2375                 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
2376
2377                 /* realy size in panel */
2378                 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
2379                 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
2380
2381                 xoffset = win_par->area_par[i].x_offset;        /* buf offset */
2382                 yoffset = win_par->area_par[i].y_offset;
2383                 reg_win_data->reg_area_data[i].xoff = xoffset;
2384                 reg_win_data->reg_area_data[i].yoff = yoffset;
2385
2386                 xvir = win_par->area_par[i].xvir;
2387                 reg_win_data->reg_area_data[i].xvir = xvir;
2388                 yvir = win_par->area_par[i].yvir;
2389                 reg_win_data->reg_area_data[i].yvir = yvir;
2390
2391                 vir_width_bit = pixel_width * xvir;
2392                 /* pixel_width = byte_num*8 */
2393                 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
2394                 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
2395
2396                 stride = stride_32bit_1;        /* default rgb */
2397                 fix->line_length = stride;
2398                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
2399
2400                 /* x y mirror ,jump line
2401                  * reg_win_data->reg_area_data[i].y_offset =
2402                  *              yoffset*stride+xoffset*pixel_width/8;
2403                  */
2404                 if (screen->y_mirror || reg_win_data->mirror_en) {
2405                         if (screen->interlace == 1) {
2406                                 reg_win_data->reg_area_data[i].y_offset =
2407                                     yoffset * stride * 2 +
2408                                     ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
2409                                     xoffset * pixel_width / 8;
2410                         } else {
2411                                 reg_win_data->reg_area_data[i].y_offset =
2412                                     yoffset * stride +
2413                                     (reg_win_data->reg_area_data[i].yact - 1) * stride +
2414                                     xoffset * pixel_width / 8;
2415                         }
2416                 } else {
2417                         if (screen->interlace == 1) {
2418                                 reg_win_data->reg_area_data[i].y_offset =
2419                                     yoffset * stride * 2 +
2420                                     xoffset * pixel_width / 8;
2421                         } else {
2422                                 reg_win_data->reg_area_data[i].y_offset =
2423                                     yoffset * stride +
2424                                     xoffset * pixel_width / 8;
2425                         }
2426                 }
2427                 if (IS_RGB_FMT(fb_data_fmt) && dev_drv->iommu_enabled) {
2428                         buff_len = yoffset * stride +
2429                                 xoffset * pixel_width / 8 +
2430                                 reg_win_data->reg_area_data[i].xvir *
2431                                 reg_win_data->reg_area_data[i].yact *
2432                                 pixel_width / 8 -
2433                                 reg_win_data->reg_area_data[i].xoff*
2434                                 pixel_width / 8;
2435                         if (buff_len > reg_win_data->reg_area_data[i].buff_len)
2436                                 pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2437                                        "yact[%d]*bpp[%d]"
2438                                        "=buff_len[0x%x]>>mmu len=0x%x\n",
2439                                        fb_data_fmt,
2440                                        reg_win_data->reg_area_data[i].xvir,
2441                                        reg_win_data->reg_area_data[i].yact,
2442                                        pixel_width, buff_len,
2443                                        reg_win_data->reg_area_data[i].buff_len);
2444                 }
2445         }
2446
2447         global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
2448         reg_win_data->alpha_en = ppixel_a | global_a;
2449         reg_win_data->g_alpha_val = win_par->g_alpha_val;
2450         reg_win_data->alpha_mode = win_par->alpha_mode;
2451
2452         switch (fb_data_fmt) {
2453         case YUV422:
2454         case YUV422_A:
2455                 is_pic_yuv = 1;
2456                 stride = stride_32bit_1;
2457                 uv_stride = stride_32bit_1;
2458                 uv_x_off = xoffset;
2459                 uv_y_off = yoffset;
2460                 fix->line_length = stride;
2461                 uv_y_act = win_par->area_par[0].yact >> 1;
2462                 break;
2463         case YUV420:            /* nv12 */
2464         case YUV420_NV21:       /* nv21 */
2465         case YUV420_A:
2466                 is_pic_yuv = 1;
2467                 stride = stride_32bit_1;
2468                 uv_stride = stride_32bit_1;
2469                 uv_x_off = xoffset;
2470                 uv_y_off = yoffset >> 1;
2471                 fix->line_length = stride;
2472                 uv_y_act = win_par->area_par[0].yact >> 1;
2473                 break;
2474         case YUV444:
2475         case YUV444_A:
2476                 is_pic_yuv = 1;
2477                 stride = stride_32bit_1;
2478                 uv_stride = stride_32bit_2;
2479                 uv_x_off = xoffset * 2;
2480                 uv_y_off = yoffset;
2481                 fix->line_length = stride << 2;
2482                 uv_y_act = win_par->area_par[0].yact;
2483                 break;
2484         default:
2485                 break;
2486         }
2487         if (is_pic_yuv == 1) {
2488                 reg_win_data->reg_area_data[0].cbr_start =
2489                     reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2490                 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2491                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2492                         if (screen->interlace == 1) {
2493                                 reg_win_data->reg_area_data[0].c_offset =
2494                                     uv_y_off * uv_stride * 2 +
2495                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
2496                                     uv_x_off * pixel_width / 8;
2497                         } else {
2498                                 reg_win_data->reg_area_data[0].c_offset =
2499                                     uv_y_off * uv_stride +
2500                                     (uv_y_act - 1) * uv_stride +
2501                                     uv_x_off * pixel_width / 8;
2502                         }
2503                 } else {
2504                         if (screen->interlace == 1) {
2505                                 reg_win_data->reg_area_data[0].c_offset =
2506                                     uv_y_off * uv_stride * 2 +
2507                                     uv_x_off * pixel_width / 8;
2508                         } else {
2509                                 reg_win_data->reg_area_data[0].c_offset =
2510                                     uv_y_off * uv_stride +
2511                                     uv_x_off * pixel_width / 8;
2512                         }
2513                 }
2514                 buff_len = reg_win_data->reg_area_data[0].cbr_start +
2515                         uv_y_off * uv_stride + uv_x_off * pixel_width / 8 +
2516                         reg_win_data->reg_area_data[0].xvir *
2517                         reg_win_data->reg_area_data[0].yact *
2518                         pixel_width / 16 -
2519                         reg_win_data->reg_area_data[0].smem_start -
2520                         reg_win_data->reg_area_data[0].xoff*
2521                         pixel_width / 16;
2522                 if ((buff_len > reg_win_data->reg_area_data[0].buff_len) &&
2523                      dev_drv->iommu_enabled)
2524                         pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2525                                "yact[%d]*bpp[%d]"
2526                                "=buff_len[0x%x]>>mmu len=0x%x\n",
2527                                fb_data_fmt,
2528                                reg_win_data->reg_area_data[0].xvir,
2529                                reg_win_data->reg_area_data[0].yact,
2530                                pixel_width, buff_len,
2531                                reg_win_data->reg_area_data[0].buff_len);
2532         }
2533
2534         /* record buffer information for rk_fb_disp_scale to prevent fence
2535          * timeout because rk_fb_disp_scale will call function
2536          * info->fbops->fb_set_par(info);
2537          * delete by hjc for new hdmi overscan framework.
2538          */
2539         /* info->var.yoffset = yoffset;
2540          * info->var.xoffset = xoffset;
2541          */
2542         return 0;
2543 }
2544
2545 static int rk_fb_set_win_config(struct fb_info *info,
2546                                 struct rk_fb_win_cfg_data *win_data)
2547 {
2548         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2549         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2550         struct rk_fb_reg_data *regs;
2551 #ifdef H_USE_FENCE
2552         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2553         struct sync_fence *retire_fence;
2554         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2555         struct sync_pt *retire_sync_pt;
2556         char fence_name[20];
2557 #endif
2558         int ret = 0, i, j = 0;
2559         int list_is_empty = 0;
2560         struct rk_screen *screen = dev_drv->cur_screen;
2561
2562         mutex_lock(&dev_drv->output_lock);
2563
2564         for (i = 0; i < 4; i++) {
2565                 for (j = 0; j < 4; j++) {
2566                         if ((win_data->win_par[i].area_par[j].ion_fd > 0) ||
2567                             (win_data->win_par[i].area_par[j].phy_addr > 0))
2568                                 ret += rk_fb_check_config_var(
2569                                         &win_data->win_par[i].area_par[j],
2570                                         screen);
2571                 }
2572         }
2573         if ((dev_drv->suspend_flag) || (dev_drv->hdmi_switch) || (ret < 0)) {
2574                 dev_drv->timeline_max++;
2575                 sw_sync_timeline_inc(dev_drv->timeline, 1);
2576                 if (dev_drv->suspend_flag)
2577                         pr_err("suspend_flag=%d\n", dev_drv->suspend_flag);
2578                 else if (dev_drv->hdmi_switch)
2579                         pr_err("hdmi switch = %d\n", dev_drv->hdmi_switch);
2580                 else
2581                         pr_err("error config ,ignore\n");
2582                 for (j = 0; j < RK_MAX_BUF_NUM; j++)
2583                         win_data->rel_fence_fd[j] = -1;
2584                 win_data->ret_fence_fd = -1;
2585                 goto err;
2586         }
2587
2588         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2589         if (!regs) {
2590                 pr_info("could not allocate rk_fb_reg_data\n");
2591                 ret = -ENOMEM;
2592                 goto err;
2593         }
2594
2595         for (i = 0, j = 0; i < dev_drv->lcdc_win_num; i++) {
2596                 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2597                         if (rk_fb_set_win_buffer(info, &win_data->win_par[i],
2598                                                  &regs->reg_win_data[j])) {
2599                                 ret = -ENOMEM;
2600                                 pr_info("error:%s[%d]\n", __func__, __LINE__);
2601                                 goto err2;
2602                         }
2603                         if (regs->reg_win_data[j].area_num > 0) {
2604                                 regs->win_num++;
2605                                 regs->buf_num +=
2606                                     regs->reg_win_data[j].area_buf_num;
2607                         }
2608                         j++;
2609                 } else {
2610                         pr_info("error:win_id bigger than lcdc_win_num\n");
2611                         pr_info("i=%d,win_id=%d\n", i,
2612                                 win_data->win_par[i].win_id);
2613                 }
2614         }
2615         if (dev_drv->property.feature & SUPPORT_WRITE_BACK)
2616                 rk_fb_set_wb_buffer(info, &win_data->wb_cfg,
2617                                     &regs->reg_wb_data);
2618         if (regs->win_num <= 0)
2619                 goto err_null_frame;
2620
2621         dev_drv->timeline_max++;
2622 #ifdef H_USE_FENCE
2623         win_data->ret_fence_fd = get_unused_fd_flags(0);
2624         if (win_data->ret_fence_fd < 0) {
2625                 pr_err("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2626                 win_data->ret_fence_fd = -1;
2627                 ret = -EFAULT;
2628                 goto err2;
2629         }
2630         for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2631                 if (i < regs->buf_num) {
2632                         sprintf(fence_name, "fence%d", i);
2633                         win_data->rel_fence_fd[i] = get_unused_fd_flags(0);
2634                         if (win_data->rel_fence_fd[i] < 0) {
2635                                 pr_info("rel_fence_fd=%d\n",
2636                                         win_data->rel_fence_fd[i]);
2637                                 ret = -EFAULT;
2638                                 goto err2;
2639                         }
2640                         release_sync_pt[i] =
2641                             sw_sync_pt_create(dev_drv->timeline,
2642                                               dev_drv->timeline_max);
2643                         release_fence[i] =
2644                             sync_fence_create(fence_name, release_sync_pt[i]);
2645                         sync_fence_install(release_fence[i],
2646                                            win_data->rel_fence_fd[i]);
2647                 } else {
2648                         win_data->rel_fence_fd[i] = -1;
2649                 }
2650         }
2651
2652         retire_sync_pt =
2653             sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2654         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2655         sync_fence_install(retire_fence, win_data->ret_fence_fd);
2656 #else
2657         for (i = 0; i < RK_MAX_BUF_NUM; i++)
2658                 win_data->rel_fence_fd[i] = -1;
2659
2660         win_data->ret_fence_fd = -1;
2661 #endif
2662         if (dev_drv->wait_fs == 0) {
2663                 mutex_lock(&dev_drv->update_regs_list_lock);
2664                 list_add_tail(&regs->list, &dev_drv->update_regs_list);
2665                 mutex_unlock(&dev_drv->update_regs_list_lock);
2666                 queue_kthread_work(&dev_drv->update_regs_worker,
2667                                    &dev_drv->update_regs_work);
2668         } else {
2669                 mutex_lock(&dev_drv->update_regs_list_lock);
2670                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2671                                         list_empty(&dev_drv->saved_list);
2672                 mutex_unlock(&dev_drv->update_regs_list_lock);
2673                 if (!list_is_empty) {
2674                         ret = wait_event_timeout(dev_drv->update_regs_wait,
2675                                 list_empty(&dev_drv->update_regs_list) && list_empty(&dev_drv->saved_list),
2676                                 msecs_to_jiffies(60));
2677                         if (ret > 0)
2678                                 rk_fb_update_reg(dev_drv, regs);
2679                         else
2680                                 pr_info("%s: wait update_regs_wait timeout\n", __func__);
2681                 } else if (ret == 0) {
2682                         rk_fb_update_reg(dev_drv, regs);
2683                 }
2684         }
2685         if (rk_fb_debug_lvl > 0)
2686                 rk_fb_config_debug(dev_drv, win_data, regs, rk_fb_debug_lvl);
2687         if (rk_fb_iommu_debug > 0)
2688                 rk_fb_config_backup(dev_drv, win_data, regs);
2689 err:
2690         mutex_unlock(&dev_drv->output_lock);
2691         return ret;
2692 err_null_frame:
2693         for (j = 0; j < RK_MAX_BUF_NUM; j++)
2694                 win_data->rel_fence_fd[j] = -1;
2695         win_data->ret_fence_fd = -1;
2696         pr_info("win num = %d,null frame\n", regs->win_num);
2697 err2:
2698         rk_fb_config_debug(dev_drv, win_data, regs, 0);
2699         kfree(regs);
2700         mutex_unlock(&dev_drv->output_lock);
2701
2702         return ret;
2703 }
2704
2705 #if 1
2706 static int cfgdone_distlist[10] = { 0 };
2707
2708 static int cfgdone_index;
2709 static int cfgdone_lasttime;
2710
2711 int rk_get_real_fps(int before)
2712 {
2713         struct timespec now;
2714         int dist_curr;
2715         int dist_total = 0;
2716         int dist_count = 0;
2717         int dist_first = 0;
2718
2719         int index = cfgdone_index;
2720         int i = 0, fps = 0;
2721         int total;
2722
2723         if (before > 100)
2724                 before = 100;
2725         if (before < 0)
2726                 before = 0;
2727
2728         getnstimeofday(&now);
2729         dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2730                         cfgdone_lasttime;
2731         total = dist_curr;
2732         for (i = 0; i < 10; i++) {
2733                 if (--index < 0)
2734                         index = 9;
2735                 total += cfgdone_distlist[index];
2736                 if (i == 0)
2737                         dist_first = cfgdone_distlist[index];
2738                 if (total < (before * 1000)) {
2739                         dist_total += cfgdone_distlist[index];
2740                         dist_count++;
2741                 } else {
2742                         break;
2743                 }
2744         }
2745
2746         dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2747         dist_total += dist_curr;
2748         dist_count++;
2749
2750         if (dist_total > 0)
2751                 fps = (1000000 * dist_count) / dist_total;
2752         else
2753                 fps = 60;
2754
2755         return fps;
2756 }
2757 EXPORT_SYMBOL(rk_get_real_fps);
2758
2759 #endif
2760 #define ION_MAX 10
2761 static struct ion_handle *ion_hanle[ION_MAX];
2762 static struct ion_handle *ion_hwc[1];
2763 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2764                        unsigned long arg)
2765 {
2766         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2767         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2768         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2769         struct fb_fix_screeninfo *fix = &info->fix;
2770         struct rk_lcdc_win *win;
2771         int enable;     /* enable fb:1 enable;0 disable */
2772         int ovl;        /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2773         int num_buf;    /* buffer_number */
2774         int ret = 0;
2775         struct rk_fb_win_cfg_data win_data;
2776         unsigned int dsp_addr[4][4];
2777         int list_stat;
2778
2779         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2780         void __user *argp = (void __user *)arg;
2781
2782         win = dev_drv->win[win_id];
2783         switch (cmd) {
2784         case RK_FBIOSET_HWC_ADDR:
2785         {
2786                 u32 hwc_phy[1];
2787
2788                 if (copy_from_user(hwc_phy, argp, 4))
2789                         return -EFAULT;
2790                 if (!dev_drv->iommu_enabled) {
2791                         fix->smem_start = hwc_phy[0];
2792                 } else {
2793                         int usr_fd;
2794                         struct ion_handle *hdl;
2795                         ion_phys_addr_t phy_addr;
2796                         size_t len;
2797
2798                         usr_fd = hwc_phy[0];
2799                         if (!usr_fd) {
2800                                 fix->smem_start = 0;
2801                                 fix->mmio_start = 0;
2802                                 dev_drv->ops->open(dev_drv, win_id, 0);
2803                                 break;
2804                         }
2805
2806                         if (ion_hwc[0] != 0) {
2807                                 ion_free(rk_fb->ion_client, ion_hwc[0]);
2808                                 ion_hwc[0] = 0;
2809                         }
2810
2811                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2812                         if (IS_ERR(hdl)) {
2813                                 dev_err(info->dev, "failed to get hwc ion handle:%ld\n",
2814                                         PTR_ERR(hdl));
2815                                 return -EFAULT;
2816                         }
2817
2818                         ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2819                                             (unsigned long *)&phy_addr,
2820                                             (unsigned long *)&len);
2821                         if (ret < 0) {
2822                                 dev_err(info->dev, "ion map to get hwc phy addr failed");
2823                                 ion_free(rk_fb->ion_client, hdl);
2824                                 return -ENOMEM;
2825                         }
2826                         fix->smem_start = phy_addr;
2827                         ion_hwc[0] = hdl;
2828                 }
2829                 break;
2830         }
2831         case RK_FBIOSET_YUV_ADDR:
2832                 {
2833                         u32 yuv_phy[2];
2834
2835                         if (copy_from_user(yuv_phy, argp, 8))
2836                                 return -EFAULT;
2837                         if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2838                                 fix->smem_start = yuv_phy[0];
2839                                 fix->mmio_start = yuv_phy[1];
2840                         } else {
2841                                 int usr_fd, offset, tmp;
2842                                 struct ion_handle *hdl;
2843                                 ion_phys_addr_t phy_addr;
2844                                 size_t len;
2845
2846                                 usr_fd = yuv_phy[0];
2847                                 offset = yuv_phy[1] - yuv_phy[0];
2848                                 if (!usr_fd) {
2849                                         fix->smem_start = 0;
2850                                         fix->mmio_start = 0;
2851                                         break;
2852                                 }
2853
2854                                 if (ion_hanle[ION_MAX - 1] != 0) {
2855                                         /*ion_unmap_kernel(rk_fb->ion_client,
2856                                          *      ion_hanle[ION_MAX - 1]);
2857                                          *ion_unmap_iommu(dev_drv->dev,
2858                                          *      rk_fb->ion_client,
2859                                          *      ion_hanle[ION_MAX - 1]);
2860                                          */
2861                                         ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2862                                         ion_hanle[ION_MAX - 1] = 0;
2863                                 }
2864
2865                                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2866                                 if (IS_ERR(hdl)) {
2867                                         dev_err(info->dev, "failed to get ion handle:%ld\n",
2868                                                 PTR_ERR(hdl));
2869                                         return -EFAULT;
2870                                 }
2871
2872                                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2873                                                     (unsigned long *)&phy_addr,
2874                                                     (unsigned long *)&len);
2875                                 if (ret < 0) {
2876                                         dev_err(info->dev, "ion map to get phy addr failed");
2877                                         ion_free(rk_fb->ion_client, hdl);
2878                                         return -ENOMEM;
2879                                 }
2880                                 fix->smem_start = phy_addr;
2881                                 fix->mmio_start = phy_addr + offset;
2882                                 fix->smem_len = len;
2883                                 /*info->screen_base =
2884                                  *      ion_map_kernel(rk_fb->ion_client, hdl);
2885                                  */
2886                                 ion_hanle[0] = hdl;
2887                                 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2888                                         ion_hanle[tmp] = ion_hanle[tmp - 1];
2889                                 ion_hanle[0] = 0;
2890                         }
2891                         break;
2892                 }
2893         case RK_FBIOSET_ENABLE:
2894                 if (copy_from_user(&enable, argp, sizeof(enable)))
2895                         return -EFAULT;
2896                                 if (enable && fb_par->state)
2897                                         fb_par->state++;
2898                                 else
2899                                         fb_par->state--;
2900                 dev_drv->ops->open(dev_drv, win_id, enable);
2901                 break;
2902         case RK_FBIOGET_ENABLE:
2903                 enable = dev_drv->ops->get_win_state(dev_drv, win_id, 0);
2904                 if (copy_to_user(argp, &enable, sizeof(enable)))
2905                         return -EFAULT;
2906                 break;
2907         case RK_FBIOSET_OVERLAY_STA:
2908                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2909                         return -EFAULT;
2910                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2911                 break;
2912         case RK_FBIOGET_OVERLAY_STA:
2913                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2914                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2915                         return -EFAULT;
2916                 break;
2917         case RK_FBIOPUT_NUM_BUFFERS:
2918                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2919                         return -EFAULT;
2920                 dev_drv->num_buf = num_buf;
2921                 break;
2922         case RK_FBIOSET_VSYNC_ENABLE:
2923                 if (copy_from_user(&enable, argp, sizeof(enable)))
2924                         return -EFAULT;
2925                 if (enable)
2926                         dev_drv->vsync_info.active++;
2927                 else
2928                         dev_drv->vsync_info.active--;
2929                 break;
2930         case RK_FBIOGET_DSP_ADDR:
2931                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2932                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2933                         return -EFAULT;
2934                 break;
2935         case RK_FBIOGET_LIST_STA:
2936                 list_stat = rk_fb_get_list_stat(dev_drv);
2937                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2938                         return -EFAULT;
2939
2940                 break;
2941         case RK_FBIOGET_IOMMU_STA:
2942                 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2943                                  sizeof(dev_drv->iommu_enabled)))
2944                         return -EFAULT;
2945                 break;
2946 #if defined(CONFIG_ION_ROCKCHIP)
2947         case RK_FBIOSET_DMABUF_FD:
2948                 {
2949                         int usr_fd;
2950                         struct ion_handle *hdl;
2951                         ion_phys_addr_t phy_addr;
2952                         size_t len;
2953
2954                         if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2955                                 return -EFAULT;
2956
2957                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2958                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2959                         fix->smem_start = phy_addr;
2960                         break;
2961                 }
2962         case RK_FBIOGET_DMABUF_FD:
2963                 {
2964                         int fd = -1;
2965
2966                         if (IS_ERR_OR_NULL(fb_par->ion_hdl)) {
2967                                 dev_err(info->dev,
2968                                         "get dma_buf fd failed,ion handle is err\n");
2969                                 return PTR_ERR(fb_par->ion_hdl);
2970                         }
2971                         fd = ion_share_dma_buf_fd(rk_fb->ion_client,
2972                                                   fb_par->ion_hdl);
2973                         if (fd < 0) {
2974                                 dev_err(info->dev,
2975                                         "ion_share_dma_buf_fd failed\n");
2976                                 return fd;
2977                         }
2978                         if (copy_to_user(argp, &fd, sizeof(fd)))
2979                                 return -EFAULT;
2980                         break;
2981                 }
2982 #endif
2983         case RK_FBIOSET_CLEAR_FB:
2984                 memset(fb_par->fb_virt_base, 0, fb_par->fb_size);
2985                 break;
2986         case RK_FBIOSET_CONFIG_DONE:
2987                 {
2988                         int curr = 0;
2989                         struct timespec now;
2990
2991                         getnstimeofday(&now);
2992                         curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2993                         cfgdone_distlist[cfgdone_index++] =
2994                                 curr - cfgdone_lasttime;
2995                         cfgdone_lasttime = curr;
2996                         if (cfgdone_index >= 10)
2997                                 cfgdone_index = 0;
2998                 }
2999                 if (is_car_camcap()) {
3000                         int i = 0;
3001
3002                         for (i = 0; i < RK_MAX_BUF_NUM; i++)
3003                                 win_data.rel_fence_fd[i] = -1;
3004
3005                         win_data.ret_fence_fd = -1;
3006                         goto cam_exit;
3007                 }
3008                 if (copy_from_user(&win_data,
3009                                    (struct rk_fb_win_cfg_data __user *)argp,
3010                                    sizeof(win_data))) {
3011                         ret = -EFAULT;
3012                         break;
3013                 };
3014
3015                 dev_drv->wait_fs = win_data.wait_fs;
3016                 ret = rk_fb_set_win_config(info, &win_data);
3017
3018 cam_exit:
3019                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
3020                                  &win_data, sizeof(win_data))) {
3021                         ret = -EFAULT;
3022                         break;
3023                 }
3024                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
3025
3026                 if (dev_drv->uboot_logo)
3027                         dev_drv->uboot_logo = 0;
3028
3029                 break;
3030         default:
3031                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
3032                 break;
3033         }
3034
3035         return ret;
3036 }
3037
3038 static int rk_fb_blank(int blank_mode, struct fb_info *info)
3039 {
3040         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3041         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3042         struct fb_fix_screeninfo *fix = &info->fix;
3043         int win_id;
3044 #if defined(CONFIG_RK_HDMI)
3045         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
3046 #endif
3047
3048         if (is_car_camcap())
3049                 return 0;
3050         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
3051         if (win_id < 0)
3052                 return -ENODEV;
3053         mutex_lock(&dev_drv->switch_screen);
3054 #if defined(CONFIG_RK_HDMI)
3055         if ((rk_fb->disp_mode == ONE_DUAL) &&
3056             (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
3057                 pr_info("hdmi is connect , not blank lcdc\n");
3058         } else
3059 #endif
3060         {
3061                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
3062         }
3063         mutex_unlock(&dev_drv->switch_screen);
3064         return 0;
3065 }
3066
3067 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
3068 {
3069         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
3070             (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
3071             ((16 != var->bits_per_pixel) &&
3072             (32 != var->bits_per_pixel) &&
3073             (24 != var->bits_per_pixel))) {
3074                 dev_err(info->dev, "%s check var fail 1:\n"
3075                         "xres_vir:%d>>yres_vir:%d\n"
3076                         "xres:%d>>yres:%d\n"
3077                         "bits_per_pixel:%d\n",
3078                         info->fix.id,
3079                         var->xres_virtual,
3080                         var->yres_virtual,
3081                         var->xres, var->yres, var->bits_per_pixel);
3082                 return -EINVAL;
3083         }
3084
3085         if (((var->xoffset + var->xres) > var->xres_virtual) ||
3086             ((var->yoffset + var->yres) > (var->yres_virtual))) {
3087                 dev_err(info->dev, "%s check_var fail 2:\n"
3088                         "xoffset:%d>>xres:%d>>xres_vir:%d\n"
3089                         "yoffset:%d>>yres:%d>>yres_vir:%d\n",
3090                         info->fix.id,
3091                         var->xoffset,
3092                         var->xres,
3093                         var->xres_virtual,
3094                         var->yoffset, var->yres, var->yres_virtual);
3095                 return -EINVAL;
3096         }
3097
3098         return 0;
3099 }
3100
3101 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
3102                           size_t count, loff_t *ppos)
3103 {
3104         unsigned long p = *ppos;
3105         u8 *buffer, *dst;
3106         u8 __iomem *src;
3107         int c, cnt = 0, err = 0;
3108         unsigned long total_size;
3109         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3110         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3111         struct rk_lcdc_win *win = NULL;
3112         int win_id = 0;
3113
3114         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3115         if (win_id < 0)
3116                 return -ENODEV;
3117         else
3118                 win = dev_drv->win[win_id];
3119
3120         /* only read the current frame buffer */
3121         if (win->area[0].format == RGB565) {
3122                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
3123         } else if ((win->area[0].format == YUV420) ||
3124                    (win->area[0].format == YUV420_NV21)) {
3125                 total_size =
3126                     (win->area[0].y_vir_stride * win->area[0].yact * 6);
3127         } else {
3128                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
3129         }
3130         if (p >= total_size)
3131                 return 0;
3132
3133         if (count >= total_size)
3134                 count = total_size;
3135
3136         if (count + p > total_size)
3137                 count = total_size - p;
3138
3139         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
3140         if (!buffer)
3141                 return -ENOMEM;
3142
3143         src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
3144
3145         while (count) {
3146                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
3147                 dst = buffer;
3148                 fb_memcpy_fromfb(dst, src, c);
3149                 dst += c;
3150                 src += c;
3151
3152                 if (copy_to_user(buf, buffer, c)) {
3153                         err = -EFAULT;
3154                         break;
3155                 }
3156                 *ppos += c;
3157                 buf += c;
3158                 cnt += c;
3159                 count -= c;
3160         }
3161
3162         kfree(buffer);
3163
3164         return (err) ? err : cnt;
3165 }
3166
3167 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
3168                            size_t count, loff_t *ppos)
3169 {
3170         unsigned long p = *ppos;
3171         u8 *buffer, *src;
3172         u8 __iomem *dst;
3173         int c, cnt = 0, err = 0;
3174         unsigned long total_size;
3175         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3176         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3177         struct rk_lcdc_win *win = NULL;
3178         int win_id = 0;
3179
3180         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3181         if (win_id < 0)
3182                 return -ENODEV;
3183         else
3184                 win = dev_drv->win[win_id];
3185
3186         /* write the current frame buffer */
3187         if (win->area[0].format == RGB565)
3188                 total_size = win->area[0].xact * win->area[0].yact << 1;
3189         else
3190                 total_size = win->area[0].xact * win->area[0].yact << 2;
3191
3192         if (p > total_size)
3193                 return -EFBIG;
3194
3195         if (count > total_size) {
3196                 err = -EFBIG;
3197                 count = total_size;
3198         }
3199
3200         if (count + p > total_size) {
3201                 if (!err)
3202                         err = -ENOSPC;
3203
3204                 count = total_size - p;
3205         }
3206
3207         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
3208         if (!buffer)
3209                 return -ENOMEM;
3210
3211         dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
3212
3213         while (count) {
3214                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
3215                 src = buffer;
3216
3217                 if (copy_from_user(src, buf, c)) {
3218                         err = -EFAULT;
3219                         break;
3220                 }
3221
3222                 fb_memcpy_tofb(dst, src, c);
3223                 dst += c;
3224                 src += c;
3225                 *ppos += c;
3226                 buf += c;
3227                 cnt += c;
3228                 count -= c;
3229         }
3230
3231         kfree(buffer);
3232
3233         return (cnt) ? cnt : err;
3234 }
3235
3236 static int rk_fb_set_par(struct fb_info *info)
3237 {
3238         struct fb_var_screeninfo *var = &info->var;
3239         struct fb_fix_screeninfo *fix = &info->fix;
3240         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3241         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3242         struct rk_lcdc_win *win = NULL;
3243         struct rk_screen *screen = dev_drv->cur_screen;
3244         int win_id = 0;
3245         u16 xsize = 0, ysize = 0;       /* winx display window height/width --->LCDC_WINx_DSP_INFO */
3246         u32 xoffset = var->xoffset;     /* offset from virtual to visible */
3247         u32 yoffset = var->yoffset;
3248         u16 xpos = (var->nonstd >> 8) & 0xfff;  /*visiable pos in panel */
3249         u16 ypos = (var->nonstd >> 20) & 0xfff;
3250         u32 xvir = var->xres_virtual;
3251         u8 data_format = var->nonstd & 0xff;
3252         u8 fb_data_fmt;
3253         u8 pixel_width = 0;
3254         u32 vir_width_bit;
3255         u32 stride, uv_stride = 0;
3256         u32 stride_32bit_1;
3257         u32 stride_32bit_2;
3258         u16 uv_x_off, uv_y_off, uv_y_act;
3259         u8 is_pic_yuv = 0;
3260         /*var->pixclock = dev_drv->pixclock;*/
3261         if (dev_drv->suspend_flag || is_car_camcap())
3262                 return 0;
3263         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3264         if (win_id < 0)
3265                 return -ENODEV;
3266         else
3267                 win = dev_drv->win[win_id];
3268
3269         /* if the application has specific the hor and ver display size */
3270         if (var->grayscale >> 8) {
3271                 xsize = (var->grayscale >> 8) & 0xfff;
3272                 ysize = (var->grayscale >> 20) & 0xfff;
3273                 if (xsize > screen->mode.xres)
3274                         xsize = screen->mode.xres;
3275                 if (ysize > screen->mode.yres)
3276                         ysize = screen->mode.yres;
3277         } else {                /*ohterwise  full  screen display */
3278                 xsize = screen->mode.xres;
3279                 ysize = screen->mode.yres;
3280         }
3281
3282         win->colorspace = CSC_FORMAT(data_format);
3283         data_format &= ~CSC_MASK;
3284         fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
3285         if (IS_FBDC_FMT(fb_data_fmt)) {
3286                 win->area[0].fbdc_en = 1;
3287                 win->area[0].fbdc_cor_en = 1;
3288         } else {
3289                 win->area[0].fbdc_en = 0;
3290                 win->area[0].fbdc_cor_en = 0;
3291         }
3292         pixel_width = rk_fb_pixel_width(fb_data_fmt);
3293         vir_width_bit = pixel_width * xvir;
3294         /* pixel_width = byte_num * 8 */
3295         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
3296         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
3297
3298         switch (fb_data_fmt) {
3299         case YUV422:
3300         case YUV422_A:
3301                 is_pic_yuv = 1;
3302                 stride = stride_32bit_1;
3303                 uv_stride = stride_32bit_1;
3304                 uv_x_off = xoffset;
3305                 uv_y_off = yoffset;
3306                 fix->line_length = stride;
3307                 uv_y_act = win->area[0].yact >> 1;
3308                 break;
3309         case YUV420:            /* nv12 */
3310         case YUV420_NV21:       /* nv21 */
3311         case YUV420_A:
3312                 is_pic_yuv = 1;
3313                 stride = stride_32bit_1;
3314                 uv_stride = stride_32bit_1;
3315                 uv_x_off = xoffset;
3316                 uv_y_off = yoffset >> 1;
3317                 fix->line_length = stride;
3318                 uv_y_act = win->area[0].yact >> 1;
3319                 break;
3320         case YUV444:
3321         case YUV444_A:
3322                 is_pic_yuv = 1;
3323                 stride = stride_32bit_1;
3324                 uv_stride = stride_32bit_2;
3325                 uv_x_off = xoffset * 2;
3326                 uv_y_off = yoffset;
3327                 fix->line_length = stride << 2;
3328                 uv_y_act = win->area[0].yact;
3329                 break;
3330         default:
3331                 stride = stride_32bit_1;        /* default rgb */
3332                 fix->line_length = stride;
3333                 break;
3334         }
3335
3336         win->area[0].format = fb_data_fmt;
3337         win->area[0].y_vir_stride = stride >> 2;
3338         win->area[0].uv_vir_stride = uv_stride >> 2;
3339         win->area[0].xpos = xpos;
3340         win->area[0].ypos = ypos;
3341         win->area[0].xsize = xsize;
3342         win->area[0].ysize = ysize;
3343         win->area[0].xact = var->xres;  /* winx active window height,is a wint of vir */
3344         win->area[0].yact = var->yres;
3345         win->area[0].xvir = var->xres_virtual;  /* virtual resolution  stride --->LCDC_WINx_VIR */
3346         win->area[0].yvir = var->yres_virtual;
3347         win->area[0].xoff = xoffset;
3348         win->area[0].yoff = yoffset;
3349         win->ymirror = 0;
3350         win->state = 1;
3351         win->last_state = 1;
3352
3353         win->area_num = 1;
3354         win->alpha_mode = 4;    /* AB_SRC_OVER; */
3355         win->alpha_en = ((win->area[0].format == ARGB888) ||
3356                          (win->area[0].format == FBDC_ARGB_888) ||
3357                          (win->area[0].format == FBDC_ABGR_888) ||
3358                          (win->area[0].format == ABGR888)) ? 1 : 0;
3359         win->g_alpha_val = 0;
3360
3361         dev_drv->ops->set_par(dev_drv, win_id);
3362
3363         return 0;
3364 }
3365
3366 static inline unsigned int chan_to_field(unsigned int chan,
3367                                          struct fb_bitfield *bf)
3368 {
3369         chan &= 0xffff;
3370         chan >>= 16 - bf->length;
3371         return chan << bf->offset;
3372 }
3373
3374 static int fb_setcolreg(unsigned regno,
3375                         unsigned red, unsigned green, unsigned blue,
3376                         unsigned transp, struct fb_info *info)
3377 {
3378         unsigned int val;
3379
3380         switch (info->fix.visual) {
3381         case FB_VISUAL_TRUECOLOR:
3382                 /* true-colour, use pseudo-palette */
3383                 if (regno < 16) {
3384                         u32 *pal = info->pseudo_palette;
3385
3386                         val = chan_to_field(red, &info->var.red);
3387                         val |= chan_to_field(green, &info->var.green);
3388                         val |= chan_to_field(blue, &info->var.blue);
3389                         pal[regno] = val;
3390                 }
3391                 break;
3392         default:
3393                 return -1;      /* unknown type */
3394         }
3395
3396         return 0;
3397 }
3398
3399 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
3400 {
3401         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3402         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3403         struct ion_handle *handle = fb_par->ion_hdl;
3404         struct dma_buf *dma_buf = NULL;
3405
3406         if (IS_ERR_OR_NULL(handle)) {
3407                 dev_err(info->dev, "failed to get ion handle:%ld\n",
3408                         PTR_ERR(handle));
3409                 return -ENOMEM;
3410         }
3411         dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3412         if (IS_ERR_OR_NULL(dma_buf)) {
3413                 pr_info("get ion share dma buf failed\n");
3414                 return -ENOMEM;
3415         }
3416
3417         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
3418
3419         return dma_buf_mmap(dma_buf, vma, 0);
3420 }
3421
3422 static struct fb_ops fb_ops = {
3423         .owner = THIS_MODULE,
3424         .fb_open = rk_fb_open,
3425         .fb_release = rk_fb_close,
3426         .fb_check_var = rk_fb_check_var,
3427         .fb_set_par = rk_fb_set_par,
3428         .fb_blank = rk_fb_blank,
3429         .fb_ioctl = rk_fb_ioctl,
3430         .fb_compat_ioctl = rk_fb_ioctl,
3431         .fb_pan_display = rk_fb_pan_display,
3432         .fb_read = rk_fb_read,
3433         .fb_write = rk_fb_write,
3434         .fb_setcolreg = fb_setcolreg,
3435         .fb_fillrect = cfb_fillrect,
3436         .fb_copyarea = cfb_copyarea,
3437         .fb_imageblit = cfb_imageblit,
3438 };
3439
3440 static struct fb_var_screeninfo def_var = {
3441 #if defined(CONFIG_LOGO_LINUX_BMP)
3442         .red = {16, 8, 0},
3443         .green = {8, 8, 0},
3444         .blue = {0, 8, 0},
3445         .transp = {0, 0, 0},
3446         .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3447 #else
3448         .red = {11, 5, 0},
3449         .green = {5, 6, 0},
3450         .blue = {0, 5, 0},
3451         .transp = {0, 0, 0},
3452         .nonstd = HAL_PIXEL_FORMAT_RGB_565,     /* (ypos<<20+xpos<<8+format) format */
3453 #endif
3454         .grayscale = 0,         /* (ysize<<20+xsize<<8) */
3455         .activate = FB_ACTIVATE_NOW,
3456         .accel_flags = 0,
3457         .vmode = FB_VMODE_NONINTERLACED,
3458 };
3459
3460 static struct fb_fix_screeninfo def_fix = {
3461         .type = FB_TYPE_PACKED_PIXELS,
3462         .type_aux = 0,
3463         .xpanstep = 1,
3464         .ypanstep = 1,
3465         .ywrapstep = 0,
3466         .accel = FB_ACCEL_NONE,
3467         .visual = FB_VISUAL_TRUECOLOR,
3468
3469 };
3470
3471 static int rk_fb_wait_for_vsync_thread(void *data)
3472 {
3473         struct rk_lcdc_driver *dev_drv = data;
3474         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3475         struct fb_info *fbi = rk_fb->fb[dev_drv->fb_index_base];
3476
3477         while (!kthread_should_stop()) {
3478                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
3479                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
3480                                 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
3481                                 (dev_drv->vsync_info.active > 0 || dev_drv->vsync_info.irq_stop));
3482
3483                 if (!ret)
3484                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3485         }
3486
3487         return 0;
3488 }
3489
3490 static ssize_t rk_fb_vsync_show(struct device *dev,
3491                                 struct device_attribute *attr, char *buf)
3492 {
3493         struct fb_info *fbi = dev_get_drvdata(dev);
3494         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3495         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3496
3497         return scnprintf(buf, PAGE_SIZE, "%llu\n",
3498                          ktime_to_ns(dev_drv->vsync_info.timestamp));
3499 }
3500
3501 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3502
3503 /*
3504  * this two function is for other module that in the kernel which
3505  * need show image directly through fb
3506  * fb_id:we have 4 fb here,default we use fb0 for ui display
3507  */
3508 struct fb_info *rk_get_fb(int fb_id)
3509 {
3510         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3511         struct fb_info *fb = inf->fb[fb_id];
3512         return fb;
3513 }
3514 EXPORT_SYMBOL(rk_get_fb);
3515
3516 void rk_direct_fb_show(struct fb_info *fbi)
3517 {
3518         rk_fb_set_par(fbi);
3519         rk_fb_pan_display(&fbi->var, fbi);
3520 }
3521 EXPORT_SYMBOL(rk_direct_fb_show);
3522
3523 int rk_fb_dpi_open(bool open)
3524 {
3525         struct rk_lcdc_driver *dev_drv = NULL;
3526
3527         dev_drv = rk_get_prmry_lcdc_drv();
3528         if (dev_drv->ops->dpi_open)
3529                 dev_drv->ops->dpi_open(dev_drv, open);
3530         return 0;
3531 }
3532
3533 int rk_fb_dpi_win_sel(int win_id)
3534 {
3535         struct rk_lcdc_driver *dev_drv = NULL;
3536
3537         dev_drv = rk_get_prmry_lcdc_drv();
3538         if (dev_drv->ops->dpi_win_sel)
3539                 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3540         return 0;
3541 }
3542
3543 int rk_fb_dpi_status(void)
3544 {
3545         int ret = 0;
3546         struct rk_lcdc_driver *dev_drv = NULL;
3547
3548         dev_drv = rk_get_prmry_lcdc_drv();
3549         if (dev_drv->ops->dpi_status)
3550                 ret = dev_drv->ops->dpi_status(dev_drv);
3551
3552         return ret;
3553 }
3554
3555 /*
3556  * function: this function will be called by display device, enable/disable lcdc
3557  * @screen: screen timing to be set to lcdc
3558  * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3559  * @lcdc_id: the lcdc id the display device attached ,0 or 1
3560  */
3561 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3562 {
3563         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
3564         struct fb_info *info = NULL;
3565         struct rk_fb_par *fb_par = NULL;
3566         struct rk_lcdc_driver *dev_drv = NULL;
3567         struct rk_lcdc_win *win;
3568         char name[6] = {0};
3569         int i, win_id;
3570         static bool load_screen;
3571         char *envp[4];
3572         char envplcdc[32];
3573         char envpfbdev[32];
3574         int ret, list_is_empty = 0;
3575
3576         if (unlikely(!rk_fb) || unlikely(!screen))
3577                 return -ENODEV;
3578
3579         /* get lcdc driver */
3580         sprintf(name, "lcdc%d", lcdc_id);
3581         dev_drv = rk_get_lcdc_drv(name);
3582
3583         if (dev_drv == NULL) {
3584                 pr_err("%s driver not found!", name);
3585                 return -ENODEV;
3586         }
3587         if (screen->type == SCREEN_HDMI)
3588                 pr_info("hdmi %s lcdc%d\n",
3589                         enable ? "connect to" : "remove from",
3590                         dev_drv->id);
3591         else if (screen->type == SCREEN_TVOUT ||
3592                  screen->type == SCREEN_TVOUT_TEST)
3593                 pr_info("cvbs %s lcdc%d\n",
3594                         enable ? "connect to" : "remove from",
3595                         dev_drv->id);
3596         if (enable == 2 /*&& dev_drv->enable*/)
3597                 return 0;
3598         pr_info("switch:en=%d,lcdc_id=%d,screen type=%d,cur type=%d\n",
3599                 enable, lcdc_id, screen->type, dev_drv->cur_screen->type);
3600
3601         mutex_lock(&dev_drv->switch_screen);
3602         dev_drv->hot_plug_state = enable;
3603         hdmi_switch_state = 0;
3604         dev_drv->hdmi_switch = 1;
3605         if (!dev_drv->uboot_logo) {
3606                 mdelay(200);
3607                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
3608                                            list_empty(&dev_drv->saved_list);
3609                 if (!list_is_empty) {
3610                         ret = wait_event_timeout(dev_drv->update_regs_wait,
3611                                                  list_empty(&dev_drv->update_regs_list) &&
3612                                                  list_empty(&dev_drv->saved_list),
3613                                                  msecs_to_jiffies(60));
3614                         if (ret <= 0)
3615                                 pr_info("%s: wait update_regs_wait timeout\n",
3616                                         __func__);
3617                 }
3618         }
3619
3620         envp[0] = "switch vop screen";
3621         memset(envplcdc, 0, sizeof(envplcdc));
3622         memset(envpfbdev, 0, sizeof(envpfbdev));
3623         sprintf(envplcdc, "SCREEN=%d,ENABLE=%d,VOPID=%d", screen->type, enable, dev_drv->id);
3624         sprintf(envpfbdev, "FBDEV=%d", dev_drv->fb_index_base);
3625         envp[1] = envplcdc;
3626         envp[2] = envpfbdev;
3627         envp[3] = NULL;
3628
3629         if ((rk_fb->disp_mode == ONE_DUAL) ||
3630             (rk_fb->disp_mode == NO_DUAL)) {
3631                 if ((dev_drv->ops->backlight_close) &&
3632                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX))
3633                         dev_drv->ops->backlight_close(dev_drv, 1);
3634                 if (!dev_drv->uboot_logo || load_screen ||
3635                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX)) {
3636                         if (dev_drv->ops->dsp_black)
3637                                 dev_drv->ops->dsp_black(dev_drv, 0);
3638                 }
3639                 if ((dev_drv->ops->set_screen_scaler) &&
3640                     (rk_fb->disp_mode == ONE_DUAL))
3641                         dev_drv->ops->set_screen_scaler(dev_drv,
3642                                                         dev_drv->screen0, 0);
3643         }
3644         if (!enable) {
3645                 /* if screen type is different, we do not disable lcdc. */
3646                 if (dev_drv->cur_screen->type != screen->type) {
3647                         dev_drv->hdmi_switch = 0;
3648                         mutex_unlock(&dev_drv->switch_screen);
3649                         return 0;
3650                 }
3651
3652                 /* if used one lcdc to dual disp, no need to close win */
3653                 if ((rk_fb->disp_mode == ONE_DUAL) ||
3654                     ((rk_fb->disp_mode == NO_DUAL) &&
3655                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX))) {
3656                         dev_drv->cur_screen = dev_drv->screen0;
3657                         dev_drv->ops->load_screen(dev_drv, 1);
3658                         /* force modify dsp size */
3659                         info = rk_fb->fb[dev_drv->fb_index_base];
3660                         info->var.grayscale &= 0xff;
3661                         info->var.grayscale |=
3662                                 (dev_drv->cur_screen->mode.xres << 8) +
3663                                 (dev_drv->cur_screen->mode.yres << 20);
3664                         mutex_lock(&dev_drv->win_config);
3665                         info->var.xoffset = 0;
3666                         info->var.yoffset = 0;
3667                         info->fbops->fb_set_par(info);
3668                         info->fbops->fb_pan_display(&info->var, info);
3669                         mutex_unlock(&dev_drv->win_config);
3670
3671                         /*
3672                          * if currently is loader display, black until new
3673                          * display job.
3674                          */
3675                         if (dev_drv->uboot_logo) {
3676                                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3677                                         if (dev_drv->win[i] && dev_drv->win[i]->state &&
3678                                             dev_drv->ops->win_direct_en)
3679                                                 dev_drv->ops->win_direct_en(dev_drv, i, 0);
3680                                 }
3681                         }
3682
3683                         /*if (dev_drv->ops->dsp_black)
3684                          *      dev_drv->ops->dsp_black(dev_drv, 0);
3685                          */
3686                         if ((dev_drv->ops->backlight_close) &&
3687                             (rk_fb->disp_policy != DISPLAY_POLICY_BOX))
3688                                 dev_drv->ops->backlight_close(dev_drv, 0);
3689                 } else if (rk_fb->num_lcdc > 1) {
3690                         /* If there is more than one lcdc device, we disable
3691                          *  the layer which attached to this device
3692                          */
3693                         flush_kthread_worker(&dev_drv->update_regs_worker);
3694                         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3695                                 if (dev_drv->win[i] && dev_drv->win[i]->state)
3696                                         dev_drv->ops->open(dev_drv, i, 0);
3697                         }
3698                 }
3699                 kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3700
3701                 hdmi_switch_state = 0;
3702                 dev_drv->hdmi_switch = 0;
3703                 mutex_unlock(&dev_drv->switch_screen);
3704                 return 0;
3705         } else {
3706                 if (load_screen || (rk_fb->disp_policy != DISPLAY_POLICY_BOX)) {
3707                         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3708                                 if (dev_drv->win[i] && dev_drv->win[i]->state &&
3709                                         dev_drv->ops->win_direct_en)
3710                                         dev_drv->ops->win_direct_en(dev_drv, i, 0);
3711                         }
3712                 }
3713                 if (dev_drv->uboot_logo) {
3714                         if (dev_drv->cur_screen->mode.xres !=
3715                                 screen->mode.xres ||
3716                             dev_drv->cur_screen->mode.yres !=
3717                                 screen->mode.yres)
3718                                 load_screen = 1;
3719                 }
3720                 if (dev_drv->screen1)
3721                         dev_drv->cur_screen = dev_drv->screen1;
3722
3723                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3724                 dev_drv->cur_screen->xsize = dev_drv->cur_screen->mode.xres;
3725                 dev_drv->cur_screen->ysize = dev_drv->cur_screen->mode.yres;
3726                 dev_drv->cur_screen->x_mirror =
3727                                         !!(dev_drv->rotate_mode & X_MIRROR);
3728                 dev_drv->cur_screen->y_mirror =
3729                                         !!(dev_drv->rotate_mode & Y_MIRROR);
3730         }
3731
3732         if (!dev_drv->uboot_logo || load_screen ||
3733             (rk_fb->disp_policy != DISPLAY_POLICY_BOX)) {
3734                 info = rk_fb->fb[dev_drv->fb_index_base];
3735                 fb_par = (struct rk_fb_par *)info->par;
3736                 win_id = 0;
3737                 win = dev_drv->win[win_id];
3738                 if (win && fb_par->state) {
3739                         dev_drv->ops->load_screen(dev_drv, 1);
3740                         info->var.activate |= FB_ACTIVATE_FORCE;
3741                         if (rk_fb->disp_mode == ONE_DUAL) {
3742                                 info->var.grayscale &= 0xff;
3743                                 info->var.grayscale |=
3744                                         (dev_drv->cur_screen->xsize << 8) +
3745                                         (dev_drv->cur_screen->ysize << 20);
3746                         }
3747                         if (dev_drv->uboot_logo && win->state) {
3748                                 if (win->area[0].xpos ||
3749                                     win->area[0].ypos) {
3750                                         win->area[0].xpos =
3751                                                 (screen->mode.xres -
3752                                                  win->area[0].xsize) / 2;
3753                                         win->area[0].ypos =
3754                                                 (screen->mode.yres -
3755                                                  win->area[0].ysize) / 2;
3756                                 } else {
3757                                         win->area[0].xsize = screen->mode.xres;
3758                                         win->area[0].ysize = screen->mode.yres;
3759                                 }
3760                                 dev_drv->ops->set_par(dev_drv, i);
3761                                 dev_drv->ops->cfg_done(dev_drv);
3762                         } else if (!dev_drv->win[win_id]->state) {
3763                                 dev_drv->ops->open(dev_drv, win_id, 1);
3764                                 info->fbops->fb_pan_display(&info->var, info);
3765                         }
3766                 }
3767         } else {
3768                 dev_drv->ops->load_screen(dev_drv, 0);
3769         }
3770         kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3771
3772         hdmi_switch_state = 1;
3773         load_screen = true;
3774         dev_drv->hdmi_switch = 0;
3775         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3776                 if ((dev_drv->ops->set_screen_scaler) &&
3777                     (rk_fb->disp_mode == ONE_DUAL))
3778                         dev_drv->ops->set_screen_scaler(dev_drv,
3779                                                         dev_drv->screen0, 1);
3780                 /*if (dev_drv->ops->dsp_black)
3781                  *      dev_drv->ops->dsp_black(dev_drv, 0);*/
3782                 if ((dev_drv->ops->backlight_close) &&
3783                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3784                     (rk_fb->disp_mode == ONE_DUAL))
3785                         dev_drv->ops->backlight_close(dev_drv, 0);
3786         }
3787         mutex_unlock(&dev_drv->switch_screen);
3788         return 0;
3789 }
3790
3791 /*
3792  * function:this function current only called by hdmi for
3793  *      scale the display
3794  * scale_x: scale rate of x resolution
3795  * scale_y: scale rate of y resolution
3796  * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3797  */
3798 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3799 {
3800         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3801         struct fb_info *info = NULL;
3802         struct fb_info *pmy_info = NULL;
3803         struct fb_var_screeninfo *var = NULL;
3804         struct rk_lcdc_driver *dev_drv = NULL;
3805         u16 screen_x, screen_y;
3806         u16 xpos, ypos;
3807         char name[6];
3808         struct rk_screen primary_screen;
3809
3810         rk_fb_get_prmry_screen(&primary_screen);
3811         if (primary_screen.type == SCREEN_HDMI)
3812                 return 0;
3813
3814         pr_err("should not be here--%s\n", __func__);
3815
3816         return 0;
3817         sprintf(name, "lcdc%d", lcdc_id);
3818
3819         if (inf->disp_mode == DUAL) {
3820                 dev_drv = rk_get_lcdc_drv(name);
3821                 if (!dev_drv) {
3822                         pr_err("%s driver not found!", name);
3823                         return -ENODEV;
3824                 }
3825         } else {
3826                 dev_drv = inf->lcdc_dev_drv[0];
3827         }
3828
3829         if (inf->num_lcdc == 1) {
3830                 info = inf->fb[0];
3831         } else if (inf->num_lcdc == 2) {
3832                 info = inf->fb[dev_drv->lcdc_win_num];
3833                 pmy_info = inf->fb[0];
3834         }
3835
3836         var = &info->var;
3837         screen_x = dev_drv->cur_screen->mode.xres;
3838         screen_y = dev_drv->cur_screen->mode.yres;
3839
3840         if (inf->disp_mode != DUAL && dev_drv->screen1) {
3841                 dev_drv->cur_screen->xpos =
3842                     (screen_x - screen_x * scale_x / 100) >> 1;
3843                 dev_drv->cur_screen->ypos =
3844                     (screen_y - screen_y * scale_y / 100) >> 1;
3845                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3846                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3847         } else {
3848                 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3849                 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3850                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3851                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3852                 if (inf->disp_mode == ONE_DUAL) {
3853                         var->nonstd &= 0xff;
3854                         var->nonstd |= (xpos << 8) + (ypos << 20);
3855                         var->grayscale &= 0xff;
3856                         var->grayscale |=
3857                                 (dev_drv->cur_screen->xsize << 8) +
3858                                 (dev_drv->cur_screen->ysize << 20);
3859                 }
3860         }
3861
3862         mutex_lock(&dev_drv->win_config);
3863         info->fbops->fb_set_par(info);
3864         dev_drv->ops->cfg_done(dev_drv);
3865         mutex_unlock(&dev_drv->win_config);
3866
3867         return 0;
3868 }
3869
3870 #if defined(CONFIG_ION_ROCKCHIP)
3871 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3872                                      struct rk_lcdc_win *win,
3873                                      unsigned long fb_mem_size)
3874 {
3875         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3876         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3877         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3878         struct ion_handle *handle;
3879         ion_phys_addr_t phy_addr;
3880         size_t len;
3881         int ret = 0;
3882
3883         if (dev_drv->iommu_enabled)
3884                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0,
3885                                    ION_HEAP_SYSTEM_MASK, 0);
3886         else
3887                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0,
3888                                    ION_HEAP_TYPE_DMA_MASK, 0);
3889
3890         if (IS_ERR(handle)) {
3891                 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3892                         PTR_ERR(handle));
3893                 return -ENOMEM;
3894         }
3895
3896         fb_par->ion_hdl = handle;
3897         win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3898         if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3899                 pr_info("ion_share_dma_buf() failed\n");
3900                 goto err_share_dma_buf;
3901         }
3902         win->area[0].ion_hdl = handle;
3903         if (dev_drv->prop == PRMRY)
3904                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3905         if (dev_drv->iommu_enabled && dev_drv->mmu_dev)
3906                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3907                                     (unsigned long *)&phy_addr,
3908                                     (unsigned long *)&len);
3909         else
3910                 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3911         if (ret < 0) {
3912                 dev_err(fbi->dev, "ion map to get phy addr failed\n");
3913                 goto err_share_dma_buf;
3914         }
3915         fbi->fix.smem_start = phy_addr;
3916         fbi->fix.smem_len = len;
3917         pr_info("alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3918         return 0;
3919
3920 err_share_dma_buf:
3921         ion_free(rk_fb->ion_client, handle);
3922         return -ENOMEM;
3923 }
3924 #endif
3925
3926 static int rk_fb_alloc_buffer(struct fb_info *fbi)
3927 {
3928         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3929         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3930         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3931         struct rk_lcdc_win *win = NULL;
3932         int win_id;
3933         int ret = 0;
3934         unsigned long fb_mem_size;
3935 #if !defined(CONFIG_ION_ROCKCHIP)
3936         dma_addr_t fb_mem_phys;
3937         void *fb_mem_virt;
3938 #endif
3939         ion_phys_addr_t phy_addr;
3940         size_t len;
3941
3942         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3943         if (win_id < 0)
3944                 return -ENODEV;
3945         else
3946                 win = dev_drv->win[win_id];
3947
3948         if (!strcmp(fbi->fix.id, "fb0")) {
3949                 fb_mem_size = get_fb_size(dev_drv->reserved_fb);
3950 #if defined(CONFIG_ION_ROCKCHIP)
3951                 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3952                         return -ENOMEM;
3953 #else
3954                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3955                                                      &fb_mem_phys, GFP_KERNEL);
3956                 if (!fb_mem_virt) {
3957                         pr_err("%s: Failed to allocate framebuffer\n",
3958                                __func__);
3959                         return -ENOMEM;
3960                 }
3961                 fbi->fix.smem_len = fb_mem_size;
3962                 fbi->fix.smem_start = fb_mem_phys;
3963                 fbi->screen_base = fb_mem_virt;
3964 #endif
3965                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3966         } else {
3967                 if (dev_drv->prop == EXTEND && dev_drv->iommu_enabled) {
3968                         struct rk_lcdc_driver *dev_drv_prmry;
3969                         int win_id_prmry;
3970
3971                         fb_mem_size = get_fb_size(dev_drv->reserved_fb);
3972 #if defined(CONFIG_ION_ROCKCHIP)
3973                         dev_drv_prmry = rk_get_prmry_lcdc_drv();
3974                         if (dev_drv_prmry == NULL)
3975                                 return -ENODEV;
3976                         win_id_prmry =
3977                                 dev_drv_prmry->ops->fb_get_win_id(dev_drv_prmry,
3978                                                                  fbi->fix.id);
3979                         if (win_id_prmry < 0)
3980                                 return -ENODEV;
3981                         else
3982                                 fb_par->ion_hdl =
3983                                 dev_drv_prmry->win[win_id_prmry]->area[0].ion_hdl;
3984                                 fbi->screen_base =
3985                                         ion_map_kernel(rk_fb->ion_client,
3986                                                        fb_par->ion_hdl);
3987                                 dev_drv->win[win_id]->area[0].ion_hdl =
3988                                         fb_par->ion_hdl;
3989                                 if (dev_drv->mmu_dev)
3990                                         ret = ion_map_iommu(dev_drv->dev,
3991                                                             rk_fb->ion_client,
3992                                                             fb_par->ion_hdl,
3993                                                             (unsigned long *)&phy_addr,
3994                                                             (unsigned long *)&len);
3995                                 else
3996                                         ret = ion_phys(rk_fb->ion_client,
3997                                                        fb_par->ion_hdl,
3998                                                        &phy_addr, &len);
3999                                 if (ret < 0) {
4000                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
4001                                         return -ENOMEM;
4002                                 }
4003                                 fbi->fix.smem_start = phy_addr;
4004                                 fbi->fix.smem_len = len;
4005 #else
4006                         fb_mem_virt = dma_alloc_writecombine(fbi->dev,
4007                                                              fb_mem_size,
4008                                                              &fb_mem_phys,
4009                                                              GFP_KERNEL);
4010                         if (!fb_mem_virt) {
4011                                 pr_err("%s: Failed to allocate framebuffer\n",
4012                                        __func__);
4013                                 return -ENOMEM;
4014                         }
4015                         fbi->fix.smem_len = fb_mem_size;
4016                         fbi->fix.smem_start = fb_mem_phys;
4017                         fbi->screen_base = fb_mem_virt;
4018 #endif
4019                 } else {
4020                         fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
4021                         fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
4022                         fbi->screen_base = rk_fb->fb[0]->screen_base;
4023                 }
4024         }
4025
4026         fbi->screen_size = fbi->fix.smem_len;
4027         fb_par->fb_phy_base = fbi->fix.smem_start;
4028         fb_par->fb_virt_base = fbi->screen_base;
4029         fb_par->fb_size = fbi->fix.smem_len;
4030
4031         pr_info("%s:phy:%lx>>vir:%p>>len:0x%x\n", fbi->fix.id,
4032                 fbi->fix.smem_start, fbi->screen_base,
4033                 fbi->fix.smem_len);
4034         return ret;
4035 }
4036
4037 #if 0
4038 static int rk_release_fb_buffer(struct fb_info *fbi)
4039 {
4040         /* buffer for fb1 and fb3 are alloc by android */
4041         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
4042                 return 0;
4043         iounmap(fbi->screen_base);
4044         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
4045         return 0;
4046 }
4047 #endif
4048
4049 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
4050                          struct rk_lcdc_win *def_win)
4051 {
4052         int i;
4053         int lcdc_win_num = dev_drv->lcdc_win_num;
4054
4055         for (i = 0; i < lcdc_win_num; i++) {
4056                 struct rk_lcdc_win *win = NULL;
4057
4058                 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
4059                 if (!win) {
4060                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
4061                         return -ENOMEM;
4062                 }
4063
4064                 strcpy(win->name, def_win[i].name);
4065                 win->id = def_win[i].id;
4066                 win->support_3d = def_win[i].support_3d;
4067                 win->property.feature = def_win[i].property.feature;
4068                 win->property.max_input_x = def_win[i].property.max_input_x;
4069                 win->property.max_input_y = def_win[i].property.max_input_y;
4070                 dev_drv->win[i] = win;
4071         }
4072
4073         return 0;
4074 }
4075
4076 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
4077                                    struct rk_lcdc_win *def_win, int index)
4078 {
4079         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
4080         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
4081                                                 sizeof(struct rk_screen),
4082                                                 GFP_KERNEL);
4083         int i = 0;
4084
4085         if (!screen) {
4086                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
4087                         dev_drv->id);
4088                 return -ENOMEM;
4089         }
4090
4091         screen->screen_id = 0;
4092         screen->lcdc_id = dev_drv->id;
4093         screen->overscan.left = 100;
4094         screen->overscan.top = 100;
4095         screen->overscan.right = 100;
4096         screen->overscan.bottom = 100;
4097
4098         screen->x_mirror = !!(dev_drv->rotate_mode & X_MIRROR);
4099         screen->y_mirror = !!(dev_drv->rotate_mode & Y_MIRROR);
4100
4101         dev_drv->screen0 = screen;
4102         dev_drv->cur_screen = screen;
4103         /* devie use one lcdc + rk61x scaler for dual display */
4104         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
4105                 struct rk_screen *screen1 =
4106                                 devm_kzalloc(dev_drv->dev,
4107                                              sizeof(struct rk_screen),
4108                                              GFP_KERNEL);
4109                 if (!screen1) {
4110                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
4111                                 dev_drv->id);
4112                         return -ENOMEM;
4113                 }
4114                 screen1->screen_id = 1;
4115                 screen1->lcdc_id = 1;
4116                 dev_drv->screen1 = screen1;
4117         }
4118         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
4119         init_lcdc_win(dev_drv, def_win);
4120         init_completion(&dev_drv->frame_done);
4121         spin_lock_init(&dev_drv->cpl_lock);
4122         mutex_init(&dev_drv->fb_win_id_mutex);
4123         mutex_init(&dev_drv->win_config);
4124         mutex_init(&dev_drv->front_lock);
4125         mutex_init(&dev_drv->switch_screen);
4126         dev_drv->ops->fb_win_remap(dev_drv, dev_drv->fb_win_map);
4127         dev_drv->first_frame = 1;
4128         dev_drv->overscan.left = 100;
4129         dev_drv->overscan.top = 100;
4130         dev_drv->overscan.right = 100;
4131         dev_drv->overscan.bottom = 100;
4132         for (i = 0; i < RK30_MAX_LAYER_SUPPORT; i++)
4133                 dev_drv->area_support[i] = 1;
4134         if (dev_drv->ops->area_support_num)
4135                 dev_drv->ops->area_support_num(dev_drv, dev_drv->area_support);
4136         rk_disp_pwr_ctr_parse_dt(dev_drv);
4137         if (dev_drv->prop == PRMRY) {
4138                 rk_fb_set_prmry_screen(screen);
4139                 rk_fb_get_prmry_screen(screen);
4140         }
4141         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
4142         if (dev_drv->prop != PRMRY)
4143                 rk_fb_get_extern_screen(screen);
4144         dev_drv->output_color = screen->color_mode;
4145
4146         return 0;
4147 }
4148
4149 #ifdef CONFIG_LOGO_LINUX_BMP
4150 static struct linux_logo *bmp_logo;
4151 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
4152 {
4153         bmp_logo = fb_find_logo(24);
4154         if (bmp_logo == NULL) {
4155                 pr_info("%s error\n", __func__);
4156                 return 0;
4157         }
4158         return 1;
4159 }
4160
4161 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
4162 {
4163         unsigned char *src = bmp_logo->data;
4164         unsigned char *dst = info->screen_base;
4165         int i;
4166         unsigned int needwidth = (*(src - 24) << 8) | (*(src - 23));
4167         unsigned int needheight = (*(src - 22) << 8) | (*(src - 21));
4168
4169         for (i = 0; i < needheight; i++)
4170                 memcpy(dst + info->var.xres * i * 4,
4171                        src + bmp_logo->width * i * 4, needwidth * 4);
4172 }
4173 #endif
4174
4175 /*
4176  * check if the primary lcdc has registered,
4177  * the primary lcdc mas register first
4178  */
4179 bool is_prmry_rk_lcdc_registered(void)
4180 {
4181         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
4182
4183         if (rk_fb->lcdc_dev_drv[0])
4184                 return true;
4185         else
4186                 return false;
4187 }
4188
4189 phys_addr_t uboot_logo_base;
4190 phys_addr_t uboot_logo_size;
4191 phys_addr_t uboot_logo_offset;
4192
4193 static int __init rockchip_uboot_mem_late_init(void)
4194 {
4195         int err;
4196
4197         if (uboot_logo_size) {
4198                 void *start = phys_to_virt(uboot_logo_base);
4199                 void *end = phys_to_virt(uboot_logo_base + uboot_logo_size);
4200
4201                 err = memblock_free(uboot_logo_base, uboot_logo_size);
4202                 if (err < 0)
4203                         pr_err("%s: freeing memblock failed: %d\n",
4204                                __func__, err);
4205                 free_reserved_area(start, end, -1, "logo");
4206         }
4207         return 0;
4208 }
4209
4210 late_initcall(rockchip_uboot_mem_late_init);
4211
4212 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
4213                    struct rk_lcdc_win *win, int id)
4214 {
4215         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
4216         struct fb_info *fbi;
4217         struct rk_fb_par *fb_par = NULL;
4218         int i = 0, ret = 0, index = 0;
4219         unsigned long flags;
4220         char time_line_name[16];
4221         int mirror = 0;
4222
4223         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
4224                 return -ENXIO;
4225
4226         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
4227                 if (!rk_fb->lcdc_dev_drv[i]) {
4228                         rk_fb->lcdc_dev_drv[i] = dev_drv;
4229                         rk_fb->lcdc_dev_drv[i]->id = id;
4230                         rk_fb->num_lcdc++;
4231                         break;
4232                 }
4233         }
4234
4235         index = i;
4236         init_lcdc_device_driver(rk_fb, win, index);
4237         dev_drv->fb_index_base = rk_fb->num_fb;
4238         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
4239                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
4240                 if (!fbi) {
4241                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
4242                         return -ENOMEM;
4243                 }
4244                 fb_par = devm_kzalloc(&fb_pdev->dev, sizeof(struct rk_fb_par),
4245                                       GFP_KERNEL);
4246                 if (!fb_par) {
4247                         dev_err(&fb_pdev->dev, "malloc fb_par for fb%d fail!",
4248                                 rk_fb->num_fb);
4249                         return -ENOMEM;
4250                 }
4251                 fb_par->id = rk_fb->num_fb;
4252                 fb_par->lcdc_drv = dev_drv;
4253                 fbi->par = (void *)fb_par;
4254                 fbi->var = def_var;
4255                 fbi->fix = def_fix;
4256                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
4257                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
4258                 if (dev_drv->dsp_mode == ONE_VOP_DUAL_MIPI_VER_SCAN) {
4259                         fbi->var.xres /= 2;
4260                         fbi->var.yres *= 2;
4261                         fbi->var.xres_virtual /= 2;
4262                         fbi->var.yres_virtual *= 2;
4263                 }
4264                 fbi->var.width = dev_drv->cur_screen->width;
4265                 fbi->var.height = dev_drv->cur_screen->height;
4266                 fbi->var.grayscale |=
4267                     (fbi->var.xres << 8) + (fbi->var.yres << 20);
4268 #if defined(CONFIG_LOGO_LINUX_BMP)
4269                 fbi->var.bits_per_pixel = 32;
4270 #else
4271                 fbi->var.bits_per_pixel = 16;
4272 #endif
4273                 fbi->fix.line_length =
4274                     (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
4275                 if (dev_drv->iommu_enabled)
4276                         fb_ops.fb_mmap = rk_fb_mmap;
4277                 fbi->fbops = &fb_ops;
4278                 fbi->flags = FBINFO_FLAG_DEFAULT;
4279                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
4280                 ret = register_framebuffer(fbi);
4281                 if (ret < 0) {
4282                         dev_err(&fb_pdev->dev,
4283                                 "%s fb%d register_framebuffer fail!\n",
4284                                 __func__, rk_fb->num_fb);
4285                         return ret;
4286                 }
4287                 rkfb_create_sysfs(fbi);
4288                 rk_fb->fb[rk_fb->num_fb] = fbi;
4289                 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
4290                          fbi->fix.id);
4291                 rk_fb->num_fb++;
4292
4293                 if (i == 0) {
4294                         init_waitqueue_head(&dev_drv->vsync_info.wait);
4295                         init_waitqueue_head(&dev_drv->update_regs_wait);
4296                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
4297                         if (ret)
4298                                 dev_err(fbi->dev,
4299                                         "failed to create vsync file\n");
4300                         dev_drv->vsync_info.thread =
4301                             kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
4302                                         "fb-vsync");
4303                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
4304                                 dev_err(fbi->dev,
4305                                         "failed to run vsync thread\n");
4306                                 dev_drv->vsync_info.thread = NULL;
4307                         }
4308                         dev_drv->vsync_info.active = 1;
4309
4310                         mutex_init(&dev_drv->output_lock);
4311
4312                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
4313                         INIT_LIST_HEAD(&dev_drv->saved_list);
4314                         mutex_init(&dev_drv->update_regs_list_lock);
4315                         init_kthread_worker(&dev_drv->update_regs_worker);
4316
4317                         dev_drv->update_regs_thread =
4318                             kthread_run(kthread_worker_fn,
4319                                         &dev_drv->update_regs_worker, "rk-fb");
4320                         if (IS_ERR(dev_drv->update_regs_thread)) {
4321                                 int err = PTR_ERR(dev_drv->update_regs_thread);
4322
4323                                 dev_drv->update_regs_thread = NULL;
4324                                 pr_info("failed to run update_regs thread\n");
4325                                 return err;
4326                         }
4327                         init_kthread_work(&dev_drv->update_regs_work,
4328                                           rk_fb_update_regs_handler);
4329
4330                         snprintf(time_line_name, sizeof(time_line_name),
4331                                  "vop%d-timeline", id);
4332                         dev_drv->timeline =
4333                             sw_sync_timeline_create(time_line_name);
4334                         dev_drv->timeline_max = 1;
4335                 }
4336         }
4337
4338         /* show logo for primary display device */
4339 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE)
4340         if (dev_drv->prop == PRMRY) {
4341                 u16 xact, yact;
4342                 int format;
4343                 u32 dsp_addr;
4344                 struct fb_info *main_fbi = rk_fb->fb[0];
4345
4346                 main_fbi->fbops->fb_open(main_fbi, 1);
4347                 main_fbi->var.pixclock = dev_drv->pixclock;
4348                 if (dev_drv->iommu_enabled) {
4349                         if (dev_drv->mmu_dev)
4350                                 rockchip_iovmm_set_fault_handler(dev_drv->dev,
4351                                                 rk_fb_sysmmu_fault_handler);
4352                 }
4353
4354                 rk_fb_alloc_buffer(main_fbi);   /* only alloc memory for main fb */
4355                 dev_drv->uboot_logo = support_uboot_display();
4356
4357                 if (dev_drv->uboot_logo &&
4358                     uboot_logo_offset && uboot_logo_base) {
4359                         int width, height, bits, xvir;
4360                         phys_addr_t start = uboot_logo_base + uboot_logo_offset;
4361                         unsigned int size = uboot_logo_size - uboot_logo_offset;
4362                         unsigned int nr_pages;
4363                         int ymirror = 0;
4364                         struct page **pages;
4365                         char *vaddr;
4366                         int logo_len, i = 0;
4367
4368                         if (dev_drv->ops->get_dspbuf_info)
4369                                 dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
4370                                         &yact, &format, &dsp_addr, &ymirror);
4371                         logo_len = rk_fb_pixel_width(format) * xact * yact >> 3;
4372                         nr_pages = size >> PAGE_SHIFT;
4373                         pages = kzalloc(sizeof(struct page) * nr_pages,
4374                                         GFP_KERNEL);
4375                         if (!pages)
4376                                 return -ENOMEM;
4377                         while (i < nr_pages) {
4378                                 pages[i] = phys_to_page(start);
4379                                 start += PAGE_SIZE;
4380                                 i++;
4381                         }
4382                         vaddr = vmap(pages, nr_pages, VM_MAP, PAGE_KERNEL);
4383                         if (!vaddr) {
4384                                 pr_err("failed to vmap phy addr 0x%lx\n",
4385                                        (long)(uboot_logo_base +
4386                                        uboot_logo_offset));
4387                                 kfree(pages);
4388                                 return -1;
4389                         }
4390
4391                         if (bmpdecoder(vaddr, main_fbi->screen_base, &width,
4392                                        &height, &bits)) {
4393                                 kfree(pages);
4394                                 vunmap(vaddr);
4395                                 return 0;
4396                         }
4397                         kfree(pages);
4398                         vunmap(vaddr);
4399                         if (width != xact || height != yact) {
4400                                 pr_err("can't support uboot kernel logo use different size [%dx%d] != [%dx%d]\n",
4401                                        xact, yact, width, height);
4402                                 return 0;
4403                         }
4404                         xvir = ALIGN(width * bits, 1 << 5) >> 5;
4405                         ymirror = 0;
4406                         local_irq_save(flags);
4407                         if (dev_drv->ops->wait_frame_start)
4408                                 dev_drv->ops->wait_frame_start(dev_drv, 0);
4409                         mirror = ymirror || dev_drv->cur_screen->y_mirror;
4410                         if (dev_drv->ops->post_dspbuf) {
4411                                 dev_drv->ops->post_dspbuf(dev_drv,
4412                                         main_fbi->fix.smem_start +
4413                                         (mirror ? logo_len : 0),
4414                                         rk_fb_data_fmt(0, bits),
4415                                         width, height, xvir,
4416                                         ymirror);
4417                         }
4418                         if (dev_drv->iommu_enabled) {
4419                                 rk_fb_poll_wait_frame_complete();
4420                                 if (dev_drv->ops->mmu_en)
4421                                         dev_drv->ops->mmu_en(dev_drv);
4422                                 freed_index = 0;
4423                         }
4424                         local_irq_restore(flags);
4425                         return 0;
4426                 } else if (dev_drv->uboot_logo && uboot_logo_base) {
4427                         u32 start = uboot_logo_base;
4428                         int logo_len, i = 0;
4429                         int y_mirror = 0;
4430                         unsigned int nr_pages;
4431                         struct page **pages;
4432                         char *vaddr;
4433                         int align = 0, xvir;
4434
4435                         dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
4436                                                       &yact, &format,
4437                                                       &start,
4438                                                       &y_mirror);
4439                         logo_len = rk_fb_pixel_width(format) * xact * yact >> 3;
4440                         if (logo_len > uboot_logo_size ||
4441                             logo_len > main_fbi->fix.smem_len) {
4442                                 pr_err("logo size > uboot reserve buffer size\n");
4443                                 return -1;
4444                         }
4445                         if (y_mirror)
4446                                 start -= logo_len;
4447
4448                         align = start % PAGE_SIZE;
4449                         start -= align;
4450                         nr_pages = PAGE_ALIGN(logo_len + align) >> PAGE_SHIFT;
4451                         pages = kzalloc(sizeof(struct page) * nr_pages,
4452                                         GFP_KERNEL);
4453                         if (!pages)
4454                                 return -ENOMEM;
4455                         while (i < nr_pages) {
4456                                 pages[i] = phys_to_page(start);
4457                                 start += PAGE_SIZE;
4458                                 i++;
4459                         }
4460                         vaddr = vmap(pages, nr_pages, VM_MAP, PAGE_KERNEL);
4461                         if (!vaddr) {
4462                                 pr_err("failed to vmap phy addr 0x%x\n",
4463                                        start);
4464                                 kfree(pages);
4465                                 return -1;
4466                         }
4467
4468                         memcpy(main_fbi->screen_base, vaddr + align, logo_len);
4469
4470                         kfree(pages);
4471                         vunmap(vaddr);
4472                         xvir = ALIGN(xact * rk_fb_pixel_width(format),
4473                                      1 << 5) >> 5;
4474                         local_irq_save(flags);
4475                         if (dev_drv->ops->wait_frame_start)
4476                                 dev_drv->ops->wait_frame_start(dev_drv, 0);
4477                         mirror = y_mirror || dev_drv->cur_screen->y_mirror;
4478                         dev_drv->ops->post_dspbuf(dev_drv,
4479                                         main_fbi->fix.smem_start +
4480                                         (mirror ? logo_len : 0),
4481                                         format, xact, yact,
4482                                         xvir,
4483                                         y_mirror);
4484                         if (dev_drv->iommu_enabled) {
4485                                 rk_fb_poll_wait_frame_complete();
4486                                 if (dev_drv->ops->mmu_en)
4487                                         dev_drv->ops->mmu_en(dev_drv);
4488                                 freed_index = 0;
4489                         }
4490                         local_irq_restore(flags);
4491                         return 0;
4492                 } else {
4493                         if (dev_drv->iommu_enabled) {
4494                                 if (dev_drv->ops->mmu_en)
4495                                         dev_drv->ops->mmu_en(dev_drv);
4496                                 freed_index = 0;
4497                         }
4498                 }
4499 #if defined(CONFIG_LOGO)
4500                 main_fbi->fbops->fb_set_par(main_fbi);
4501 #if  defined(CONFIG_LOGO_LINUX_BMP)
4502                 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
4503                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4504                         fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
4505                 }
4506 #else
4507                 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
4508                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4509                         fb_show_logo(main_fbi, FB_ROTATE_UR);
4510                 }
4511 #endif
4512                 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
4513 #endif
4514         } else {
4515                 struct fb_info *extend_fbi = rk_fb->fb[dev_drv->fb_index_base];
4516
4517                 extend_fbi->var.pixclock = rk_fb->fb[0]->var.pixclock;
4518                 if (rk_fb->disp_mode == DUAL_LCD) {
4519                         extend_fbi->fbops->fb_open(extend_fbi, 1);
4520                         if (dev_drv->iommu_enabled) {
4521                                 if (dev_drv->mmu_dev)
4522                                         rockchip_iovmm_set_fault_handler(dev_drv->dev,
4523                                                                          rk_fb_sysmmu_fault_handler);
4524                         }
4525                         rk_fb_alloc_buffer(extend_fbi);
4526                 }
4527         }
4528 #endif
4529         return 0;
4530 }
4531
4532 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
4533 {
4534         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
4535         struct fb_info *fbi;
4536         int fb_index_base = dev_drv->fb_index_base;
4537         int fb_num = dev_drv->lcdc_win_num;
4538         int i = 0;
4539
4540         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
4541                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
4542                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
4543         }
4544
4545         for (i = 0; i < fb_num; i++)
4546                 kfree(dev_drv->win[i]);
4547
4548         for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
4549                 fbi = fb_inf->fb[i];
4550                 unregister_framebuffer(fbi);
4551                 /* rk_release_fb_buffer(fbi); */
4552                 framebuffer_release(fbi);
4553         }
4554         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
4555         fb_inf->num_lcdc--;
4556
4557         return 0;
4558 }
4559
4560 int rk_fb_set_car_reverse_status(struct rk_lcdc_driver *dev_drv,
4561                                  int status)
4562 {
4563         char *envp[3] = {"Request", "FORCE UPDATE", NULL};
4564
4565         if (status) {
4566                 car_reversing = 1;
4567                 flush_kthread_worker(&dev_drv->update_regs_worker);
4568                 dev_drv->timeline_max++;
4569 #ifdef H_USE_FENCE
4570                 sw_sync_timeline_inc(dev_drv->timeline, 1);
4571 #endif
4572                 pr_debug("%s: camcap reverse start...\n", __func__);
4573         } else {
4574                 car_reversing = 0;
4575                 kobject_uevent_env(&dev_drv->dev->kobj,
4576                                    KOBJ_CHANGE, envp);
4577                 pr_debug("%s: camcap reverse finish...\n", __func__);
4578         }
4579
4580         return 0;
4581 }
4582
4583 static int rk_fb_probe(struct platform_device *pdev)
4584 {
4585         struct rk_fb *rk_fb = NULL;
4586         struct device_node *np = pdev->dev.of_node;
4587         u32 mode, ret;
4588         struct device_node *node;
4589
4590         if (!np) {
4591                 dev_err(&pdev->dev, "Missing device tree node.\n");
4592                 return -EINVAL;
4593         }
4594
4595         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
4596         if (!rk_fb) {
4597                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
4598                 return -ENOMEM;
4599         }
4600         platform_set_drvdata(pdev, rk_fb);
4601
4602         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
4603                 rk_fb->disp_mode = mode;
4604
4605         } else {
4606                 dev_err(&pdev->dev, "no disp-mode node found!");
4607                 return -ENODEV;
4608         }
4609
4610         if (!of_property_read_u32(np, "rockchip,disp-policy", &mode)) {
4611                 rk_fb->disp_policy = mode;
4612                 pr_info("fb disp policy is %s\n",
4613                         rk_fb->disp_policy ? "box" : "sdk");
4614         }
4615
4616         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
4617                 pr_info("uboot-logo-on:%d\n", uboot_logo_on);
4618
4619         dev_set_name(&pdev->dev, "rockchip-fb");
4620 #if defined(CONFIG_ION_ROCKCHIP)
4621         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
4622         if (IS_ERR(rk_fb->ion_client)) {
4623                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
4624                 return PTR_ERR(rk_fb->ion_client);
4625         } else {
4626                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
4627         }
4628 #endif
4629
4630         node = of_parse_phandle(np, "memory-region", 0);
4631         if (node) {
4632                 struct resource r;
4633
4634                 ret = of_address_to_resource(node, 0, &r);
4635                 if (ret)
4636                         return ret;
4637
4638                 if (uboot_logo_on) {
4639                         uboot_logo_base = r.start;
4640                         uboot_logo_size = resource_size(&r);
4641
4642                         if (uboot_logo_size > SZ_16M)
4643                                 uboot_logo_offset = SZ_16M;
4644                         else
4645                                 uboot_logo_offset = 0;
4646                 }
4647                 pr_info("logo: base=0x%llx, size=0x%llx, offset=0x%llx\n",
4648                         uboot_logo_base, uboot_logo_size, uboot_logo_offset);
4649         }
4650
4651         fb_pdev = pdev;
4652         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
4653         return 0;
4654 }
4655
4656 static int rk_fb_remove(struct platform_device *pdev)
4657 {
4658         platform_set_drvdata(pdev, NULL);
4659         return 0;
4660 }
4661
4662 static void rk_fb_shutdown(struct platform_device *pdev)
4663 {
4664         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4665         int i;
4666
4667         for (i = 0; i < rk_fb->num_lcdc; i++) {
4668                 if (!rk_fb->lcdc_dev_drv[i])
4669                         continue;
4670                 sw_sync_timeline_inc(rk_fb->lcdc_dev_drv[i]->timeline, 1);
4671         }
4672 }
4673
4674 static const struct of_device_id rkfb_dt_ids[] = {
4675         {.compatible = "rockchip,rk-fb",},
4676         {}
4677 };
4678
4679 static struct platform_driver rk_fb_driver = {
4680         .probe = rk_fb_probe,
4681         .remove = rk_fb_remove,
4682         .driver = {
4683                    .name = "rk-fb",
4684                    .owner = THIS_MODULE,
4685                    .of_match_table = of_match_ptr(rkfb_dt_ids),
4686                    },
4687         .shutdown = rk_fb_shutdown,
4688 };
4689
4690 static int __init rk_fb_init(void)
4691 {
4692         return platform_driver_register(&rk_fb_driver);
4693 }
4694
4695 static void __exit rk_fb_exit(void)
4696 {
4697         platform_driver_unregister(&rk_fb_driver);
4698 }
4699
4700 fs_initcall(rk_fb_init);
4701 module_exit(rk_fb_exit);