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].ion_hdl =
1697                                         reg_win_data->reg_area_data[i].ion_handle;
1698                                 win->area[i].smem_start =
1699                                         reg_win_data->reg_area_data[i].smem_start;
1700                                 if (inf->disp_mode == DUAL ||
1701                                     inf->disp_mode == DUAL_LCD ||
1702                                     inf->disp_mode == NO_DUAL) {
1703                                         win->area[i].xpos =
1704                                                 reg_win_data->reg_area_data[i].xpos;
1705                                         win->area[i].ypos =
1706                                                 reg_win_data->reg_area_data[i].ypos;
1707                                         win->area[i].xsize =
1708                                                 reg_win_data->reg_area_data[i].xsize;
1709                                         win->area[i].ysize =
1710                                                 reg_win_data->reg_area_data[i].ysize;
1711                                 } else {
1712                                         win->area[i].xpos =
1713                                                 reg_win_data->reg_area_data[i].xpos *
1714                                                 cur_screen->mode.xres /
1715                                                 primary_screen.mode.xres;
1716                                         win->area[i].ypos =
1717                                                 reg_win_data->reg_area_data[i].ypos *
1718                                                 cur_screen->mode.yres /
1719                                                 primary_screen.mode.yres;
1720                                         win->area[i].xsize =
1721                                                 reg_win_data->reg_area_data[i].xsize *
1722                                                 cur_screen->mode.xres /
1723                                                 primary_screen.mode.xres;
1724                                         win->area[i].ysize =
1725                                                 reg_win_data->reg_area_data[i].ysize *
1726                                                 cur_screen->mode.yres /
1727                                                 primary_screen.mode.yres;
1728
1729                                         /* recalc display size if set hdmi scaler when at ONE_DUAL mode */
1730                                         if (inf->disp_mode == ONE_DUAL && hdmi_switch_state) {
1731                                                 if (cur_screen->xsize > 0 &&
1732                                                     cur_screen->xsize <= cur_screen->mode.xres) {
1733                                                         win->area[i].xpos =
1734                                                                 ((cur_screen->mode.xres - cur_screen->xsize) >> 1) +
1735                                                                 cur_screen->xsize * win->area[i].xpos / cur_screen->mode.xres;
1736                                                         win->area[i].xsize =
1737                                                                 win->area[i].xsize * cur_screen->xsize / cur_screen->mode.xres;
1738                                                 }
1739                                                 if (cur_screen->ysize > 0 && cur_screen->ysize <= cur_screen->mode.yres) {
1740                                                         win->area[i].ypos =
1741                                                                 ((cur_screen->mode.yres - cur_screen->ysize) >> 1) +
1742                                                                 cur_screen->ysize * win->area[i].ypos / cur_screen->mode.yres;
1743                                                         win->area[i].ysize =
1744                                                                 win->area[i].ysize * cur_screen->ysize / cur_screen->mode.yres;
1745                                                 }
1746                                         }
1747                                 }
1748                                 win->area[i].xact =
1749                                     reg_win_data->reg_area_data[i].xact;
1750                                 win->area[i].yact =
1751                                     reg_win_data->reg_area_data[i].yact;
1752                                 win->area[i].xvir =
1753                                     reg_win_data->reg_area_data[i].xvir;
1754                                 win->area[i].yvir =
1755                                     reg_win_data->reg_area_data[i].yvir;
1756                                 win->area[i].xoff =
1757                                     reg_win_data->reg_area_data[i].xoff;
1758                                 win->area[i].yoff =
1759                                     reg_win_data->reg_area_data[i].yoff;
1760                                 win->area[i].y_offset =
1761                                     reg_win_data->reg_area_data[i].y_offset;
1762                                 win->area[i].y_vir_stride =
1763                                     reg_win_data->reg_area_data[i].y_vir_stride;
1764                                 win->area[i].state = 1;
1765                                 if (dev_drv->iommu_enabled) {
1766                                         g_now_config_addr[win->id][i] =
1767                                                 win->area[i].smem_start +
1768                                                 win->area[i].y_offset;
1769                                         g_now_config_state[win->id][i] = 1;
1770                                 }
1771                         } else {
1772                                 win->area[i].state = 0;
1773                                 win->area[i].fbdc_en = 0;
1774                                 if (dev_drv->iommu_enabled) {
1775                                         g_now_config_addr[win->id][i] = 0;
1776                                         g_now_config_state[win->id][i] = 0;
1777                                 }
1778                         }
1779                 }
1780         }
1781 }
1782
1783 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1784                                                      *regs, int win_id)
1785 {
1786         int i;
1787         struct rk_fb_reg_win_data *win_data = NULL;
1788
1789         for (i = 0; i < regs->win_num; i++) {
1790                 if (regs->reg_win_data[i].win_id == win_id) {
1791                         win_data = &(regs->reg_win_data[i]);
1792                         break;
1793                 }
1794         }
1795
1796         return win_data;
1797 }
1798
1799 static int rk_fb_reg_effect(struct rk_lcdc_driver *dev_drv,
1800                             struct rk_fb_reg_data *regs,
1801                             int count)
1802 {
1803         int i, j, wait_for_vsync = false;
1804         unsigned int dsp_addr[5][4];
1805         int win_status = 0;
1806
1807         if (dev_drv->ops->get_dsp_addr)
1808                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1809
1810         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1811                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1812                         if ((j > 0) && (dev_drv->area_support[i] == 1))
1813                                 continue;
1814                         if (dev_drv->win[i]->area[j].state == 1) {
1815                                 u32 new_start =
1816                                         dev_drv->win[i]->area[j].smem_start +
1817                                         dev_drv->win[i]->area[j].y_offset;
1818                                 u32 reg_start = dsp_addr[i][j];
1819
1820                                 if (unlikely(new_start != reg_start)) {
1821                                         wait_for_vsync = true;
1822                                         dev_info(dev_drv->dev,
1823                                                  "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1824                                                  i, new_start, reg_start,
1825                                                  101 - count);
1826                                         break;
1827                                 }
1828                         } else if (dev_drv->win[i]->area[j].state == 0) {
1829                                 if (dev_drv->ops->get_win_state) {
1830                                         win_status =
1831                                         dev_drv->ops->get_win_state(dev_drv, i, j);
1832                                         if (win_status)
1833                                                 wait_for_vsync = true;
1834                                 }
1835                         } else {
1836                                 pr_err("!!!win[%d]state:%d,error!!!\n",
1837                                        i, dev_drv->win[i]->state);
1838                         }
1839                 }
1840         }
1841
1842         return wait_for_vsync;
1843 }
1844
1845 static int rk_fb_iommu_page_fault_dump(struct rk_lcdc_driver *dev_drv)
1846 {
1847         int i, j, state, page_fault = 0;
1848         unsigned int dsp_addr[5][4];
1849
1850         if (dev_drv->ops->extern_func) {
1851                 dev_drv->ops->extern_func(dev_drv, UNMASK_PAGE_FAULT);
1852                 page_fault = dev_drv->ops->extern_func(dev_drv, GET_PAGE_FAULT);
1853         }
1854         if (page_fault) {
1855                 pr_info("last config:\n");
1856                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1857                         for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1858                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1859                                         continue;
1860                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1861                                         i, j, g_last_state[i][j], g_last_addr[i][j]);
1862                         }
1863                 }
1864
1865                 pr_info("last freed buffer:\n");
1866                 for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1867                         pr_info("%d:0x%08x\n", i, freed_addr[i]);
1868
1869                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1870                 pr_info("vop now state:\n");
1871                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1872                         for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1873                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1874                                         continue;
1875                                 state = dev_drv->ops->get_win_state(dev_drv, i, j);
1876                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1877                                         i, j, state, dsp_addr[i][j]);
1878                         }
1879                 }
1880                 pr_info("now config:\n");
1881                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1882                         for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1883                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1884                                         continue;
1885                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1886                                         i, j, g_now_config_state[i][j],
1887                                         g_now_config_addr[i][j]);
1888                         }
1889                 }
1890                 for (i = 0; i < DUMP_FRAME_NUM; i++)
1891                         rk_fb_config_debug(dev_drv, &dev_drv->tmp_win_cfg[i],
1892                                            &dev_drv->tmp_regs[i], 0);
1893         }
1894
1895         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1896                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1897                         if ((j > 0) && (dev_drv->area_support[i] == 1))
1898                                 continue;
1899                         g_last_addr[i][j] = g_now_config_addr[i][j];
1900                         g_last_state[i][j] = g_now_config_state[i][j];
1901                 }
1902         }
1903
1904         return page_fault;
1905 }
1906 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1907                              struct rk_fb_reg_data *regs)
1908 {
1909         int i, j;
1910         struct rk_lcdc_win *win;
1911         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1912         struct rk_fb_reg_win_data *win_data;
1913         bool wait_for_vsync;
1914         int count = 100;
1915         long timeout;
1916         int pagefault = 0;
1917
1918         if (dev_drv->suspend_flag == 1) {
1919 #ifdef H_USE_FENCE
1920                 sw_sync_timeline_inc(dev_drv->timeline, 1);
1921 #endif
1922                 for (i = 0; i < regs->win_num; i++) {
1923                         win_data = &regs->reg_win_data[i];
1924                         rk_fb_free_dma_buf(dev_drv, win_data);
1925                 }
1926                 if (dev_drv->property.feature & SUPPORT_WRITE_BACK)
1927                         rk_fb_free_wb_buf(dev_drv, &regs->reg_wb_data);
1928                 kfree(regs);
1929                 return;
1930         }
1931         /* acq_fence wait */
1932         for (i = 0; i < regs->win_num; i++) {
1933                 win_data = &regs->reg_win_data[i];
1934                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1935                         if (win_data->reg_area_data[j].acq_fence)
1936                                 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1937                 }
1938         }
1939
1940         mutex_lock(&dev_drv->win_config);
1941         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1942                 win = dev_drv->win[i];
1943                 win_data = rk_fb_get_win_data(regs, i);
1944                 if (win_data) {
1945                         rk_fb_update_win(dev_drv, win, win_data);
1946                         win->state = 1;
1947                         dev_drv->ops->set_par(dev_drv, i);
1948                         dev_drv->ops->pan_display(dev_drv, i);
1949                 } else {
1950                         win->z_order = -1;
1951                         win->state = 0;
1952                         for (j = 0; j < 4; j++) {
1953                                 win->area[j].state = 0;
1954                                 win->area[j].fbdc_en = 0;
1955                         }
1956                         if (dev_drv->iommu_enabled) {
1957                                 for (j = 0; j < 4; j++) {
1958                                         g_now_config_addr[i][j] = 0;
1959                                         g_now_config_state[i][j] = 0;
1960                                 }
1961                         }
1962                 }
1963         }
1964         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1965
1966         if (dev_drv->property.feature & SUPPORT_WRITE_BACK) {
1967                 memcpy(&dev_drv->wb_data, &regs->reg_wb_data,
1968                        sizeof(struct rk_fb_reg_wb_data));
1969                 if (dev_drv->ops->set_wb)
1970                         dev_drv->ops->set_wb(dev_drv);
1971         }
1972
1973         if (rk_fb_iommu_debug > 0)
1974                 pagefault = rk_fb_iommu_page_fault_dump(dev_drv);
1975
1976         if (pagefault == 0)
1977                 dev_drv->ops->cfg_done(dev_drv);
1978         else
1979                 sw_sync_timeline_inc(dev_drv->timeline, 1);
1980         mutex_unlock(&dev_drv->win_config);
1981
1982         do {
1983                 timestamp = dev_drv->vsync_info.timestamp;
1984                 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1985                                 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1986                                 msecs_to_jiffies(50));
1987
1988                 wait_for_vsync = rk_fb_reg_effect(dev_drv, regs, count);
1989         } while (wait_for_vsync && count--);
1990 #ifdef H_USE_FENCE
1991         sw_sync_timeline_inc(dev_drv->timeline, 1);
1992 #endif
1993
1994         if (dev_drv->front_regs) {
1995                 if (dev_drv->iommu_enabled) {
1996                         if (dev_drv->ops->mmu_en)
1997                                 dev_drv->ops->mmu_en(dev_drv);
1998                         freed_index = 0;
1999                         g_last_timeout = timeout;
2000                 }
2001
2002                 mutex_lock(&dev_drv->front_lock);
2003
2004                 for (i = 0; i < dev_drv->front_regs->win_num; i++) {
2005                         win_data = &dev_drv->front_regs->reg_win_data[i];
2006                         rk_fb_free_dma_buf(dev_drv, win_data);
2007                 }
2008                 if (dev_drv->property.feature & SUPPORT_WRITE_BACK)
2009                         rk_fb_free_wb_buf(dev_drv,
2010                                           &dev_drv->front_regs->reg_wb_data);
2011                 kfree(dev_drv->front_regs);
2012
2013                 mutex_unlock(&dev_drv->front_lock);
2014
2015                 if (dev_drv->iommu_enabled)
2016                         freed_addr[freed_index] = 0xfefefefe;
2017         }
2018
2019         mutex_lock(&dev_drv->front_lock);
2020
2021         dev_drv->front_regs = regs;
2022
2023         mutex_unlock(&dev_drv->front_lock);
2024
2025         trace_buffer_dump(&fb_pdev->dev, dev_drv);
2026 }
2027
2028 static void rk_fb_update_regs_handler(struct kthread_work *work)
2029 {
2030         struct rk_lcdc_driver *dev_drv =
2031             container_of(work, struct rk_lcdc_driver, update_regs_work);
2032         struct rk_fb_reg_data *data, *next;
2033
2034         mutex_lock(&dev_drv->update_regs_list_lock);
2035         dev_drv->saved_list = dev_drv->update_regs_list;
2036         list_replace_init(&dev_drv->update_regs_list, &dev_drv->saved_list);
2037         mutex_unlock(&dev_drv->update_regs_list_lock);
2038
2039         list_for_each_entry_safe(data, next, &dev_drv->saved_list, list) {
2040                 list_del(&data->list);
2041                 rk_fb_update_reg(dev_drv, data);
2042         }
2043
2044         if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
2045                 wake_up(&dev_drv->update_regs_wait);
2046 }
2047
2048 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
2049                                   struct rk_screen *screen)
2050 {
2051         if (area_par->phy_addr > 0)
2052                 pr_err("%s[%d], phy_addr = 0x%x\n",
2053                        __func__, __LINE__, area_par->phy_addr);
2054         if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
2055             (area_par->xact <= 0) || (area_par->yact <= 0) ||
2056             (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
2057                 pr_err("check config var fail 0:\n"
2058                        "x_offset=%d,xact=%d,xvir=%d\n",
2059                        area_par->x_offset, area_par->xact, area_par->xvir);
2060                 return -EINVAL;
2061         }
2062
2063         if ((area_par->xpos >= screen->mode.xres) ||
2064             (area_par->ypos >= screen->mode.yres) ||
2065             ((area_par->xsize <= 0) || (area_par->ysize <= 0))) {
2066                 pr_warn("check config var fail 1:\n"
2067                         "xpos=%d,xsize=%d,xres=%d\n"
2068                         "ypos=%d,ysize=%d,yres=%d\n",
2069                         area_par->xpos, area_par->xsize, screen->mode.xres,
2070                         area_par->ypos, area_par->ysize, screen->mode.yres);
2071                 return -EINVAL;
2072         }
2073         return 0;
2074 }
2075
2076 static int rk_fb_config_debug(struct rk_lcdc_driver *dev_drv,
2077                               struct rk_fb_win_cfg_data *win_data,
2078                               struct rk_fb_reg_data *regs, u32 cmd)
2079 {
2080         int i, j;
2081         struct rk_fb_win_par *win_par;
2082         struct rk_fb_area_par *area_par;
2083         struct rk_fb_reg_win_data *reg_win_data;
2084         struct rk_fb_reg_area_data *area_data;
2085
2086         rk_fb_dbg(cmd, "-------------frame start-------------\n");
2087         rk_fb_dbg(cmd, "user config:\n");
2088         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2089                 win_par = &(win_data->win_par[i]);
2090                 if ((win_par->area_par[0].ion_fd <= 0) &&
2091                     (win_par->area_par[0].phy_addr <= 0))
2092                         continue;
2093                 rk_fb_dbg(cmd, "win[%d]:z_order=%d,galhpa_v=%d\n",
2094                           win_par->win_id, win_par->z_order,
2095                           win_par->g_alpha_val);
2096                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
2097                         area_par = &(win_par->area_par[j]);
2098                         if (((j > 0) && (dev_drv->area_support[i] == 1)) ||
2099                             ((win_par->area_par[j].ion_fd <= 0) &&
2100                              (win_par->area_par[j].phy_addr <= 0)))
2101                                 continue;
2102                         rk_fb_dbg(cmd, " area[%d]:fmt=%d,ion_fd=%d,phy_add=0x%x,xoff=%d,yoff=%d\n",
2103                                   j, area_par->data_format, area_par->ion_fd,
2104                                   area_par->phy_addr, area_par->x_offset,
2105                                   area_par->y_offset);
2106                         rk_fb_dbg(cmd, "           xpos=%d,ypos=%d,xsize=%d,ysize=%d\n",
2107                                   area_par->xpos, area_par->ypos,
2108                                   area_par->xsize, area_par->ysize);
2109                         rk_fb_dbg(cmd, "           xact=%d,yact=%d,xvir=%d,yvir=%d\n",
2110                                   area_par->xact, area_par->yact,
2111                                   area_par->xvir, area_par->yvir);
2112                 }
2113         }
2114
2115         rk_fb_dbg(cmd, "regs data:\n");
2116         rk_fb_dbg(cmd, "win_num=%d,buf_num=%d\n",
2117                   regs->win_num, regs->buf_num);
2118         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2119                 reg_win_data = &(regs->reg_win_data[i]);
2120                 if (reg_win_data->reg_area_data[0].smem_start <= 0)
2121                         continue;
2122                 rk_fb_dbg(cmd, "win[%d]:z_order=%d,area_num=%d,area_buf_num=%d\n",
2123                           reg_win_data->win_id, reg_win_data->z_order,
2124                           reg_win_data->area_num, reg_win_data->area_buf_num);
2125                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
2126                         area_data = &(reg_win_data->reg_area_data[j]);
2127                         if (((j > 0) && (dev_drv->area_support[i] == 1)) ||
2128                             (area_data->smem_start <= 0))
2129                                 continue;
2130                         rk_fb_dbg(cmd, " area[%d]:fmt=%d,ion=%p,smem_star=0x%lx,cbr_star=0x%lx\n",
2131                                   j, area_data->data_format, area_data->ion_handle,
2132                                   area_data->smem_start, area_data->cbr_start);
2133                         rk_fb_dbg(cmd, "           yoff=0x%x,coff=0x%x,area_data->buff_len=%x\n",
2134                                   area_data->y_offset, area_data->c_offset, area_data->buff_len);
2135                         rk_fb_dbg(cmd, "           xpos=%d,ypos=%d,xsize=%d,ysize=%d\n",
2136                                   area_data->xpos, area_data->ypos,
2137                                   area_data->xsize, area_data->ysize);
2138                         rk_fb_dbg(cmd, "           xact=%d,yact=%d,xvir=%d,yvir=%d\n",
2139                                   area_data->xact, area_data->yact,
2140                                   area_data->xvir, area_data->yvir);
2141                 }
2142         }
2143         rk_fb_dbg(cmd, "-------------frame end---------------\n");
2144
2145         return 0;
2146 }
2147 static int rk_fb_config_backup(struct rk_lcdc_driver *dev_drv,
2148                                struct rk_fb_win_cfg_data *win_cfg,
2149                                struct rk_fb_reg_data *regs)
2150 {
2151         int i;
2152
2153         /*2->1->0: 0 is newest*/
2154         for (i = 0; i < DUMP_FRAME_NUM - 1; i++) {
2155                 memcpy(&dev_drv->tmp_win_cfg[DUMP_FRAME_NUM - 1 - i],
2156                        &dev_drv->tmp_win_cfg[DUMP_FRAME_NUM - 2 - i],
2157                        sizeof(struct rk_fb_win_cfg_data));
2158                 memcpy(&dev_drv->tmp_regs[DUMP_FRAME_NUM - 1 - i],
2159                        &dev_drv->tmp_regs[DUMP_FRAME_NUM - 2 - i],
2160                        sizeof(struct rk_fb_reg_data));
2161         }
2162
2163         memcpy(&dev_drv->tmp_win_cfg[0], win_cfg,
2164                sizeof(struct rk_fb_win_cfg_data));
2165         memcpy(&dev_drv->tmp_regs[0], regs,
2166                sizeof(struct rk_fb_reg_data));
2167
2168         return 0;
2169 }
2170
2171 static int rk_fb_set_wb_buffer(struct fb_info *info,
2172                                struct rk_fb_wb_cfg *wb_cfg,
2173                                struct rk_fb_reg_wb_data *wb_data)
2174 {
2175         int ret = 0;
2176         ion_phys_addr_t phy_addr;
2177         size_t len;
2178         u8 fb_data_fmt;
2179         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2180         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2181         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2182
2183         if ((wb_cfg->phy_addr == 0) && (wb_cfg->ion_fd == 0)) {
2184                 wb_data->state = 0;
2185                 return 0;
2186         }
2187         if (wb_cfg->phy_addr == 0) {
2188                 wb_data->ion_handle =
2189                     ion_import_dma_buf(rk_fb->ion_client,
2190                                        wb_cfg->ion_fd);
2191                 if (IS_ERR(wb_data->ion_handle)) {
2192                         pr_info("Could not import handle: %ld\n",
2193                                 (long)wb_data->ion_handle);
2194                         return -EINVAL;
2195                 }
2196                 if (dev_drv->iommu_enabled)
2197                         ret = ion_map_iommu(dev_drv->dev,
2198                                             rk_fb->ion_client,
2199                                             wb_data->ion_handle,
2200                                             (unsigned long *)&phy_addr,
2201                                             (unsigned long *)&len);
2202                 else
2203                         ret = ion_phys(rk_fb->ion_client, wb_data->ion_handle,
2204                                        &phy_addr, &len);
2205                 if (ret < 0) {
2206                         pr_err("ion map to get phy addr failed\n");
2207                         ion_free(rk_fb->ion_client, wb_data->ion_handle);
2208                         return -ENOMEM;
2209                 }
2210                 wb_data->smem_start = phy_addr;
2211         } else {
2212                 wb_data->smem_start = wb_cfg->phy_addr;
2213         }
2214
2215         fb_data_fmt = rk_fb_data_fmt(wb_cfg->data_format, 0);
2216         if (IS_YUV_FMT(fb_data_fmt))
2217                 wb_data->cbr_start = wb_data->smem_start +
2218                                         wb_cfg->xsize * wb_cfg->ysize;
2219         wb_data->xsize = wb_cfg->xsize;
2220         wb_data->ysize = wb_cfg->ysize;
2221         wb_data->data_format = fb_data_fmt;
2222         wb_data->state = 1;
2223
2224         return 0;
2225 }
2226
2227 static int rk_fb_set_win_buffer(struct fb_info *info,
2228                                 struct rk_fb_win_par *win_par,
2229                                 struct rk_fb_reg_win_data *reg_win_data)
2230 {
2231         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2232         struct fb_fix_screeninfo *fix = &info->fix;
2233         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2234         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2235         /*if hdmi size move to hwc,screen should point to cur_screen
2236          *otherwise point to screen0[main screen]*/
2237         struct rk_screen *screen = dev_drv->cur_screen;/*screen0;*/
2238         struct fb_info *fbi;
2239         int i, ion_fd, acq_fence_fd;
2240         u32 xvir = 0, yvir = 0;
2241         u32 xoffset = 0, yoffset = 0;
2242
2243         struct ion_handle *hdl;
2244         size_t len;
2245         int index_buf = 0;
2246         u8 fb_data_fmt = 0;
2247         u8 pixel_width = 0;
2248         u32 vir_width_bit = 0;
2249         u32 stride = 0, uv_stride = 0;
2250         u32 stride_32bit_1 = 0;
2251         u32 stride_32bit_2 = 0;
2252         u16 uv_x_off = 0, uv_y_off = 0, uv_y_act = 0;
2253         u8 is_pic_yuv = 0;
2254         u8 ppixel_a = 0, global_a = 0;
2255         ion_phys_addr_t phy_addr;
2256         int ret = 0;
2257         int buff_len = 0;
2258
2259         reg_win_data->reg_area_data[0].smem_start = -1;
2260         reg_win_data->area_num = 0;
2261         fbi = rk_fb->fb[win_par->win_id + dev_drv->fb_index_base];
2262         if (win_par->area_par[0].phy_addr == 0) {
2263                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
2264                         ion_fd = win_par->area_par[i].ion_fd;
2265                         if (ion_fd > 0) {
2266                                 hdl =
2267                                     ion_import_dma_buf(rk_fb->ion_client,
2268                                                        ion_fd);
2269                                 if (IS_ERR(hdl)) {
2270                                         pr_info("%s: win[%d]area[%d] can't import handle\n",
2271                                                 __func__, win_par->win_id, i);
2272                                         pr_info("fd: %d, hdl: 0x%p, ion_client: 0x%p\n",
2273                                                 ion_fd, hdl, rk_fb->ion_client);
2274                                         return -EINVAL;
2275                                         break;
2276                                 }
2277                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
2278                                 if (dev_drv->iommu_enabled)
2279                                         ret = ion_map_iommu(dev_drv->dev,
2280                                                             rk_fb->ion_client,
2281                                                             hdl,
2282                                                             (unsigned long *)&phy_addr,
2283                                                             (unsigned long *)&len);
2284                                 else
2285                                         ret = ion_phys(rk_fb->ion_client, hdl,
2286                                                        &phy_addr, &len);
2287                                 if (ret < 0) {
2288                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
2289                                         ion_free(rk_fb->ion_client, hdl);
2290                                         return -ENOMEM;
2291                                 }
2292                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
2293                                 reg_win_data->area_num++;
2294                                 reg_win_data->area_buf_num++;
2295                                 reg_win_data->reg_area_data[i].index_buf = 1;
2296                                 reg_win_data->reg_area_data[i].buff_len = len;
2297                         }
2298                 }
2299         } else {
2300                 reg_win_data->reg_area_data[0].smem_start =
2301                     win_par->area_par[0].phy_addr;
2302                 reg_win_data->area_num = 1;
2303                 reg_win_data->area_buf_num++;
2304                 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
2305         }
2306
2307         if (reg_win_data->area_num == 0) {
2308                 for (i = 0; i < RK_WIN_MAX_AREA; i++)
2309                         reg_win_data->reg_area_data[i].smem_start = 0;
2310                 reg_win_data->z_order = -1;
2311                 reg_win_data->win_id = -1;
2312                 return 0;
2313         }
2314
2315         for (i = 0; i < reg_win_data->area_num; i++) {
2316                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
2317                 index_buf = reg_win_data->reg_area_data[i].index_buf;
2318                 if ((acq_fence_fd > 0) && (index_buf == 1)) {
2319                         reg_win_data->reg_area_data[i].acq_fence =
2320                             sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
2321                 }
2322         }
2323         if (reg_win_data->reg_area_data[0].smem_start > 0) {
2324                 reg_win_data->z_order = win_par->z_order;
2325                 reg_win_data->win_id = win_par->win_id;
2326         } else {
2327                 reg_win_data->z_order = -1;
2328                 reg_win_data->win_id = -1;
2329         }
2330
2331         reg_win_data->mirror_en = win_par->mirror_en;
2332         for (i = 0; i < reg_win_data->area_num; i++) {
2333                 u8 data_format = win_par->area_par[i].data_format;
2334                 /*rk_fb_check_config_var(&win_par->area_par[i], screen);*/
2335                 reg_win_data->colorspace = CSC_FORMAT(data_format);
2336                 data_format &= ~CSC_MASK;
2337                 fb_data_fmt = rk_fb_data_fmt(data_format, 0);
2338                 reg_win_data->reg_area_data[i].data_format = fb_data_fmt;
2339                 if (IS_FBDC_FMT(fb_data_fmt)) {
2340                         reg_win_data->reg_area_data[i].fbdc_en = 1;
2341                         reg_win_data->reg_area_data[i].fbdc_cor_en = 1;
2342                 } else {
2343                         reg_win_data->reg_area_data[i].fbdc_en = 0;
2344                         reg_win_data->reg_area_data[i].fbdc_cor_en = 0;
2345                 }
2346                 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2347
2348                 ppixel_a |= ((fb_data_fmt == ARGB888) ||
2349                              (fb_data_fmt == FBDC_ARGB_888) ||
2350                              (fb_data_fmt == FBDC_ABGR_888) ||
2351                              (fb_data_fmt == ABGR888)) ? 1 : 0;
2352                 /*act_height should be 2 pix align for interlace output*/
2353                 if (win_par->area_par[i].yact % 2 == 1) {
2354                         win_par->area_par[i].yact  -= 1;
2355                         win_par->area_par[i].ysize -= 1;
2356                 }
2357
2358                 /* buf offset should be 2 pix align*/
2359                 if ((win_par->area_par[i].x_offset % 2 == 1) &&
2360                     IS_YUV_FMT(fb_data_fmt)) {
2361                         win_par->area_par[i].x_offset += 1;
2362                         win_par->area_par[i].xact -= 1;
2363                 }
2364
2365                 /* visiable pos in panel */
2366                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
2367                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
2368
2369                 /* realy size in panel */
2370                 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
2371                 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
2372
2373                 /* realy size in panel */
2374                 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
2375                 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
2376
2377                 xoffset = win_par->area_par[i].x_offset;        /* buf offset */
2378                 yoffset = win_par->area_par[i].y_offset;
2379                 reg_win_data->reg_area_data[i].xoff = xoffset;
2380                 reg_win_data->reg_area_data[i].yoff = yoffset;
2381
2382                 xvir = win_par->area_par[i].xvir;
2383                 reg_win_data->reg_area_data[i].xvir = xvir;
2384                 yvir = win_par->area_par[i].yvir;
2385                 reg_win_data->reg_area_data[i].yvir = yvir;
2386
2387                 vir_width_bit = pixel_width * xvir;
2388                 /* pixel_width = byte_num*8 */
2389                 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
2390                 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
2391
2392                 stride = stride_32bit_1;        /* default rgb */
2393                 fix->line_length = stride;
2394                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
2395
2396                 /* x y mirror ,jump line
2397                  * reg_win_data->reg_area_data[i].y_offset =
2398                  *              yoffset*stride+xoffset*pixel_width/8;
2399                  */
2400                 if (screen->y_mirror || reg_win_data->mirror_en) {
2401                         if (screen->interlace == 1) {
2402                                 reg_win_data->reg_area_data[i].y_offset =
2403                                     yoffset * stride * 2 +
2404                                     ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
2405                                     xoffset * pixel_width / 8;
2406                         } else {
2407                                 reg_win_data->reg_area_data[i].y_offset =
2408                                     yoffset * stride +
2409                                     (reg_win_data->reg_area_data[i].yact - 1) * stride +
2410                                     xoffset * pixel_width / 8;
2411                         }
2412                 } else {
2413                         if (screen->interlace == 1) {
2414                                 reg_win_data->reg_area_data[i].y_offset =
2415                                     yoffset * stride * 2 +
2416                                     xoffset * pixel_width / 8;
2417                         } else {
2418                                 reg_win_data->reg_area_data[i].y_offset =
2419                                     yoffset * stride +
2420                                     xoffset * pixel_width / 8;
2421                         }
2422                 }
2423                 if (IS_RGB_FMT(fb_data_fmt) && dev_drv->iommu_enabled) {
2424                         buff_len = yoffset * stride +
2425                                 xoffset * pixel_width / 8 +
2426                                 reg_win_data->reg_area_data[i].xvir *
2427                                 reg_win_data->reg_area_data[i].yact *
2428                                 pixel_width / 8 -
2429                                 reg_win_data->reg_area_data[i].xoff*
2430                                 pixel_width / 8;
2431                         if (buff_len > reg_win_data->reg_area_data[i].buff_len)
2432                                 pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2433                                        "yact[%d]*bpp[%d]"
2434                                        "=buff_len[0x%x]>>mmu len=0x%x\n",
2435                                        fb_data_fmt,
2436                                        reg_win_data->reg_area_data[i].xvir,
2437                                        reg_win_data->reg_area_data[i].yact,
2438                                        pixel_width, buff_len,
2439                                        reg_win_data->reg_area_data[i].buff_len);
2440                 }
2441         }
2442
2443         global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
2444         reg_win_data->alpha_en = ppixel_a | global_a;
2445         reg_win_data->g_alpha_val = win_par->g_alpha_val;
2446         reg_win_data->alpha_mode = win_par->alpha_mode;
2447
2448         switch (fb_data_fmt) {
2449         case YUV422:
2450         case YUV422_A:
2451                 is_pic_yuv = 1;
2452                 stride = stride_32bit_1;
2453                 uv_stride = stride_32bit_1;
2454                 uv_x_off = xoffset;
2455                 uv_y_off = yoffset;
2456                 fix->line_length = stride;
2457                 uv_y_act = win_par->area_par[0].yact >> 1;
2458                 break;
2459         case YUV420:            /* nv12 */
2460         case YUV420_NV21:       /* nv21 */
2461         case YUV420_A:
2462                 is_pic_yuv = 1;
2463                 stride = stride_32bit_1;
2464                 uv_stride = stride_32bit_1;
2465                 uv_x_off = xoffset;
2466                 uv_y_off = yoffset >> 1;
2467                 fix->line_length = stride;
2468                 uv_y_act = win_par->area_par[0].yact >> 1;
2469                 break;
2470         case YUV444:
2471         case YUV444_A:
2472                 is_pic_yuv = 1;
2473                 stride = stride_32bit_1;
2474                 uv_stride = stride_32bit_2;
2475                 uv_x_off = xoffset * 2;
2476                 uv_y_off = yoffset;
2477                 fix->line_length = stride << 2;
2478                 uv_y_act = win_par->area_par[0].yact;
2479                 break;
2480         default:
2481                 break;
2482         }
2483         if (is_pic_yuv == 1) {
2484                 reg_win_data->reg_area_data[0].cbr_start =
2485                     reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2486                 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2487                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2488                         if (screen->interlace == 1) {
2489                                 reg_win_data->reg_area_data[0].c_offset =
2490                                     uv_y_off * uv_stride * 2 +
2491                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
2492                                     uv_x_off * pixel_width / 8;
2493                         } else {
2494                                 reg_win_data->reg_area_data[0].c_offset =
2495                                     uv_y_off * uv_stride +
2496                                     (uv_y_act - 1) * uv_stride +
2497                                     uv_x_off * pixel_width / 8;
2498                         }
2499                 } else {
2500                         if (screen->interlace == 1) {
2501                                 reg_win_data->reg_area_data[0].c_offset =
2502                                     uv_y_off * uv_stride * 2 +
2503                                     uv_x_off * pixel_width / 8;
2504                         } else {
2505                                 reg_win_data->reg_area_data[0].c_offset =
2506                                     uv_y_off * uv_stride +
2507                                     uv_x_off * pixel_width / 8;
2508                         }
2509                 }
2510                 buff_len = reg_win_data->reg_area_data[0].cbr_start +
2511                         uv_y_off * uv_stride + uv_x_off * pixel_width / 8 +
2512                         reg_win_data->reg_area_data[0].xvir *
2513                         reg_win_data->reg_area_data[0].yact *
2514                         pixel_width / 16 -
2515                         reg_win_data->reg_area_data[0].smem_start -
2516                         reg_win_data->reg_area_data[0].xoff*
2517                         pixel_width / 16;
2518                 if ((buff_len > reg_win_data->reg_area_data[0].buff_len) &&
2519                      dev_drv->iommu_enabled)
2520                         pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2521                                "yact[%d]*bpp[%d]"
2522                                "=buff_len[0x%x]>>mmu len=0x%x\n",
2523                                fb_data_fmt,
2524                                reg_win_data->reg_area_data[0].xvir,
2525                                reg_win_data->reg_area_data[0].yact,
2526                                pixel_width, buff_len,
2527                                reg_win_data->reg_area_data[0].buff_len);
2528         }
2529
2530         /* record buffer information for rk_fb_disp_scale to prevent fence
2531          * timeout because rk_fb_disp_scale will call function
2532          * info->fbops->fb_set_par(info);
2533          * delete by hjc for new hdmi overscan framework.
2534          */
2535         /* info->var.yoffset = yoffset;
2536          * info->var.xoffset = xoffset;
2537          */
2538         return 0;
2539 }
2540
2541 static int rk_fb_set_win_config(struct fb_info *info,
2542                                 struct rk_fb_win_cfg_data *win_data)
2543 {
2544         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2545         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2546         struct rk_fb_reg_data *regs;
2547 #ifdef H_USE_FENCE
2548         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2549         struct sync_fence *retire_fence;
2550         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2551         struct sync_pt *retire_sync_pt;
2552         char fence_name[20];
2553 #endif
2554         int ret = 0, i, j = 0;
2555         int list_is_empty = 0;
2556         struct rk_screen *screen = dev_drv->cur_screen;
2557
2558         mutex_lock(&dev_drv->output_lock);
2559
2560         for (i = 0; i < 4; i++) {
2561                 for (j = 0; j < 4; j++) {
2562                         if ((win_data->win_par[i].area_par[j].ion_fd > 0) ||
2563                             (win_data->win_par[i].area_par[j].phy_addr > 0))
2564                                 ret += rk_fb_check_config_var(
2565                                         &win_data->win_par[i].area_par[j],
2566                                         screen);
2567                 }
2568         }
2569         if ((dev_drv->suspend_flag) || (dev_drv->hdmi_switch) || (ret < 0)) {
2570                 dev_drv->timeline_max++;
2571                 sw_sync_timeline_inc(dev_drv->timeline, 1);
2572                 if (dev_drv->suspend_flag)
2573                         pr_err("suspend_flag=%d\n", dev_drv->suspend_flag);
2574                 else if (dev_drv->hdmi_switch)
2575                         pr_err("hdmi switch = %d\n", dev_drv->hdmi_switch);
2576                 else
2577                         pr_err("error config ,ignore\n");
2578                 for (j = 0; j < RK_MAX_BUF_NUM; j++)
2579                         win_data->rel_fence_fd[j] = -1;
2580                 win_data->ret_fence_fd = -1;
2581                 goto err;
2582         }
2583
2584         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2585         if (!regs) {
2586                 pr_info("could not allocate rk_fb_reg_data\n");
2587                 ret = -ENOMEM;
2588                 goto err;
2589         }
2590
2591         for (i = 0, j = 0; i < dev_drv->lcdc_win_num; i++) {
2592                 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2593                         if (rk_fb_set_win_buffer(info, &win_data->win_par[i],
2594                                                  &regs->reg_win_data[j])) {
2595                                 ret = -ENOMEM;
2596                                 pr_info("error:%s[%d]\n", __func__, __LINE__);
2597                                 goto err2;
2598                         }
2599                         if (regs->reg_win_data[j].area_num > 0) {
2600                                 regs->win_num++;
2601                                 regs->buf_num +=
2602                                     regs->reg_win_data[j].area_buf_num;
2603                         }
2604                         j++;
2605                 } else {
2606                         pr_info("error:win_id bigger than lcdc_win_num\n");
2607                         pr_info("i=%d,win_id=%d\n", i,
2608                                 win_data->win_par[i].win_id);
2609                 }
2610         }
2611         if (dev_drv->property.feature & SUPPORT_WRITE_BACK)
2612                 rk_fb_set_wb_buffer(info, &win_data->wb_cfg,
2613                                     &regs->reg_wb_data);
2614         if (regs->win_num <= 0)
2615                 goto err_null_frame;
2616
2617         dev_drv->timeline_max++;
2618 #ifdef H_USE_FENCE
2619         win_data->ret_fence_fd = get_unused_fd_flags(0);
2620         if (win_data->ret_fence_fd < 0) {
2621                 pr_err("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2622                 win_data->ret_fence_fd = -1;
2623                 ret = -EFAULT;
2624                 goto err2;
2625         }
2626         for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2627                 if (i < regs->buf_num) {
2628                         sprintf(fence_name, "fence%d", i);
2629                         win_data->rel_fence_fd[i] = get_unused_fd_flags(0);
2630                         if (win_data->rel_fence_fd[i] < 0) {
2631                                 pr_info("rel_fence_fd=%d\n",
2632                                         win_data->rel_fence_fd[i]);
2633                                 ret = -EFAULT;
2634                                 goto err2;
2635                         }
2636                         release_sync_pt[i] =
2637                             sw_sync_pt_create(dev_drv->timeline,
2638                                               dev_drv->timeline_max);
2639                         release_fence[i] =
2640                             sync_fence_create(fence_name, release_sync_pt[i]);
2641                         sync_fence_install(release_fence[i],
2642                                            win_data->rel_fence_fd[i]);
2643                 } else {
2644                         win_data->rel_fence_fd[i] = -1;
2645                 }
2646         }
2647
2648         retire_sync_pt =
2649             sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2650         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2651         sync_fence_install(retire_fence, win_data->ret_fence_fd);
2652 #else
2653         for (i = 0; i < RK_MAX_BUF_NUM; i++)
2654                 win_data->rel_fence_fd[i] = -1;
2655
2656         win_data->ret_fence_fd = -1;
2657 #endif
2658         if (dev_drv->wait_fs == 0) {
2659                 mutex_lock(&dev_drv->update_regs_list_lock);
2660                 list_add_tail(&regs->list, &dev_drv->update_regs_list);
2661                 mutex_unlock(&dev_drv->update_regs_list_lock);
2662                 queue_kthread_work(&dev_drv->update_regs_worker,
2663                                    &dev_drv->update_regs_work);
2664         } else {
2665                 mutex_lock(&dev_drv->update_regs_list_lock);
2666                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2667                                         list_empty(&dev_drv->saved_list);
2668                 mutex_unlock(&dev_drv->update_regs_list_lock);
2669                 if (!list_is_empty) {
2670                         ret = wait_event_timeout(dev_drv->update_regs_wait,
2671                                 list_empty(&dev_drv->update_regs_list) && list_empty(&dev_drv->saved_list),
2672                                 msecs_to_jiffies(60));
2673                         if (ret > 0)
2674                                 rk_fb_update_reg(dev_drv, regs);
2675                         else
2676                                 pr_info("%s: wait update_regs_wait timeout\n", __func__);
2677                 } else if (ret == 0) {
2678                         rk_fb_update_reg(dev_drv, regs);
2679                 }
2680         }
2681         if (rk_fb_debug_lvl > 0)
2682                 rk_fb_config_debug(dev_drv, win_data, regs, rk_fb_debug_lvl);
2683         if (rk_fb_iommu_debug > 0)
2684                 rk_fb_config_backup(dev_drv, win_data, regs);
2685 err:
2686         mutex_unlock(&dev_drv->output_lock);
2687         return ret;
2688 err_null_frame:
2689         for (j = 0; j < RK_MAX_BUF_NUM; j++)
2690                 win_data->rel_fence_fd[j] = -1;
2691         win_data->ret_fence_fd = -1;
2692         pr_info("win num = %d,null frame\n", regs->win_num);
2693 err2:
2694         rk_fb_config_debug(dev_drv, win_data, regs, 0);
2695         kfree(regs);
2696         mutex_unlock(&dev_drv->output_lock);
2697
2698         return ret;
2699 }
2700
2701 #if 1
2702 static int cfgdone_distlist[10] = { 0 };
2703
2704 static int cfgdone_index;
2705 static int cfgdone_lasttime;
2706
2707 int rk_get_real_fps(int before)
2708 {
2709         struct timespec now;
2710         int dist_curr;
2711         int dist_total = 0;
2712         int dist_count = 0;
2713         int dist_first = 0;
2714
2715         int index = cfgdone_index;
2716         int i = 0, fps = 0;
2717         int total;
2718
2719         if (before > 100)
2720                 before = 100;
2721         if (before < 0)
2722                 before = 0;
2723
2724         getnstimeofday(&now);
2725         dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2726                         cfgdone_lasttime;
2727         total = dist_curr;
2728         for (i = 0; i < 10; i++) {
2729                 if (--index < 0)
2730                         index = 9;
2731                 total += cfgdone_distlist[index];
2732                 if (i == 0)
2733                         dist_first = cfgdone_distlist[index];
2734                 if (total < (before * 1000)) {
2735                         dist_total += cfgdone_distlist[index];
2736                         dist_count++;
2737                 } else {
2738                         break;
2739                 }
2740         }
2741
2742         dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2743         dist_total += dist_curr;
2744         dist_count++;
2745
2746         if (dist_total > 0)
2747                 fps = (1000000 * dist_count) / dist_total;
2748         else
2749                 fps = 60;
2750
2751         return fps;
2752 }
2753 EXPORT_SYMBOL(rk_get_real_fps);
2754
2755 #endif
2756 #define ION_MAX 10
2757 static struct ion_handle *ion_hanle[ION_MAX];
2758 static struct ion_handle *ion_hwc[1];
2759 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2760                        unsigned long arg)
2761 {
2762         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2763         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2764         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2765         struct fb_fix_screeninfo *fix = &info->fix;
2766         struct rk_lcdc_win *win;
2767         int enable;     /* enable fb:1 enable;0 disable */
2768         int ovl;        /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2769         int num_buf;    /* buffer_number */
2770         int ret = 0;
2771         struct rk_fb_win_cfg_data win_data;
2772         unsigned int dsp_addr[4][4];
2773         int list_stat;
2774
2775         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2776         void __user *argp = (void __user *)arg;
2777
2778         win = dev_drv->win[win_id];
2779         switch (cmd) {
2780         case RK_FBIOSET_HWC_ADDR:
2781         {
2782                 u32 hwc_phy[1];
2783
2784                 if (copy_from_user(hwc_phy, argp, 4))
2785                         return -EFAULT;
2786                 if (!dev_drv->iommu_enabled) {
2787                         fix->smem_start = hwc_phy[0];
2788                 } else {
2789                         int usr_fd;
2790                         struct ion_handle *hdl;
2791                         ion_phys_addr_t phy_addr;
2792                         size_t len;
2793
2794                         usr_fd = hwc_phy[0];
2795                         if (!usr_fd) {
2796                                 fix->smem_start = 0;
2797                                 fix->mmio_start = 0;
2798                                 dev_drv->ops->open(dev_drv, win_id, 0);
2799                                 break;
2800                         }
2801
2802                         if (ion_hwc[0] != 0) {
2803                                 ion_free(rk_fb->ion_client, ion_hwc[0]);
2804                                 ion_hwc[0] = 0;
2805                         }
2806
2807                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2808                         if (IS_ERR(hdl)) {
2809                                 dev_err(info->dev, "failed to get hwc ion handle:%ld\n",
2810                                         PTR_ERR(hdl));
2811                                 return -EFAULT;
2812                         }
2813
2814                         ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2815                                             (unsigned long *)&phy_addr,
2816                                             (unsigned long *)&len);
2817                         if (ret < 0) {
2818                                 dev_err(info->dev, "ion map to get hwc phy addr failed");
2819                                 ion_free(rk_fb->ion_client, hdl);
2820                                 return -ENOMEM;
2821                         }
2822                         fix->smem_start = phy_addr;
2823                         ion_hwc[0] = hdl;
2824                 }
2825                 break;
2826         }
2827         case RK_FBIOSET_YUV_ADDR:
2828                 {
2829                         u32 yuv_phy[2];
2830
2831                         if (copy_from_user(yuv_phy, argp, 8))
2832                                 return -EFAULT;
2833                         if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2834                                 fix->smem_start = yuv_phy[0];
2835                                 fix->mmio_start = yuv_phy[1];
2836                         } else {
2837                                 int usr_fd, offset, tmp;
2838                                 struct ion_handle *hdl;
2839                                 ion_phys_addr_t phy_addr;
2840                                 size_t len;
2841
2842                                 usr_fd = yuv_phy[0];
2843                                 offset = yuv_phy[1] - yuv_phy[0];
2844                                 if (!usr_fd) {
2845                                         fix->smem_start = 0;
2846                                         fix->mmio_start = 0;
2847                                         break;
2848                                 }
2849
2850                                 if (ion_hanle[ION_MAX - 1] != 0) {
2851                                         /*ion_unmap_kernel(rk_fb->ion_client,
2852                                          *      ion_hanle[ION_MAX - 1]);
2853                                          *ion_unmap_iommu(dev_drv->dev,
2854                                          *      rk_fb->ion_client,
2855                                          *      ion_hanle[ION_MAX - 1]);
2856                                          */
2857                                         ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2858                                         ion_hanle[ION_MAX - 1] = 0;
2859                                 }
2860
2861                                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2862                                 if (IS_ERR(hdl)) {
2863                                         dev_err(info->dev, "failed to get ion handle:%ld\n",
2864                                                 PTR_ERR(hdl));
2865                                         return -EFAULT;
2866                                 }
2867
2868                                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2869                                                     (unsigned long *)&phy_addr,
2870                                                     (unsigned long *)&len);
2871                                 if (ret < 0) {
2872                                         dev_err(info->dev, "ion map to get phy addr failed");
2873                                         ion_free(rk_fb->ion_client, hdl);
2874                                         return -ENOMEM;
2875                                 }
2876                                 fix->smem_start = phy_addr;
2877                                 fix->mmio_start = phy_addr + offset;
2878                                 fix->smem_len = len;
2879                                 /*info->screen_base =
2880                                  *      ion_map_kernel(rk_fb->ion_client, hdl);
2881                                  */
2882                                 ion_hanle[0] = hdl;
2883                                 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2884                                         ion_hanle[tmp] = ion_hanle[tmp - 1];
2885                                 ion_hanle[0] = 0;
2886                         }
2887                         break;
2888                 }
2889         case RK_FBIOSET_ENABLE:
2890                 if (copy_from_user(&enable, argp, sizeof(enable)))
2891                         return -EFAULT;
2892                                 if (enable && fb_par->state)
2893                                         fb_par->state++;
2894                                 else
2895                                         fb_par->state--;
2896                 dev_drv->ops->open(dev_drv, win_id, enable);
2897                 break;
2898         case RK_FBIOGET_ENABLE:
2899                 enable = dev_drv->ops->get_win_state(dev_drv, win_id, 0);
2900                 if (copy_to_user(argp, &enable, sizeof(enable)))
2901                         return -EFAULT;
2902                 break;
2903         case RK_FBIOSET_OVERLAY_STA:
2904                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2905                         return -EFAULT;
2906                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2907                 break;
2908         case RK_FBIOGET_OVERLAY_STA:
2909                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2910                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2911                         return -EFAULT;
2912                 break;
2913         case RK_FBIOPUT_NUM_BUFFERS:
2914                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2915                         return -EFAULT;
2916                 dev_drv->num_buf = num_buf;
2917                 break;
2918         case RK_FBIOSET_VSYNC_ENABLE:
2919                 if (copy_from_user(&enable, argp, sizeof(enable)))
2920                         return -EFAULT;
2921                 if (enable)
2922                         dev_drv->vsync_info.active++;
2923                 else
2924                         dev_drv->vsync_info.active--;
2925                 break;
2926         case RK_FBIOGET_DSP_ADDR:
2927                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2928                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2929                         return -EFAULT;
2930                 break;
2931         case RK_FBIOGET_LIST_STA:
2932                 list_stat = rk_fb_get_list_stat(dev_drv);
2933                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2934                         return -EFAULT;
2935
2936                 break;
2937         case RK_FBIOGET_IOMMU_STA:
2938                 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2939                                  sizeof(dev_drv->iommu_enabled)))
2940                         return -EFAULT;
2941                 break;
2942 #if defined(CONFIG_ION_ROCKCHIP)
2943         case RK_FBIOSET_DMABUF_FD:
2944                 {
2945                         int usr_fd;
2946                         struct ion_handle *hdl;
2947                         ion_phys_addr_t phy_addr;
2948                         size_t len;
2949
2950                         if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2951                                 return -EFAULT;
2952
2953                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2954                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2955                         fix->smem_start = phy_addr;
2956                         break;
2957                 }
2958         case RK_FBIOGET_DMABUF_FD:
2959                 {
2960                         int fd = -1;
2961
2962                         if (IS_ERR_OR_NULL(fb_par->ion_hdl)) {
2963                                 dev_err(info->dev,
2964                                         "get dma_buf fd failed,ion handle is err\n");
2965                                 return PTR_ERR(fb_par->ion_hdl);
2966                         }
2967                         fd = ion_share_dma_buf_fd(rk_fb->ion_client,
2968                                                   fb_par->ion_hdl);
2969                         if (fd < 0) {
2970                                 dev_err(info->dev,
2971                                         "ion_share_dma_buf_fd failed\n");
2972                                 return fd;
2973                         }
2974                         if (copy_to_user(argp, &fd, sizeof(fd)))
2975                                 return -EFAULT;
2976                         break;
2977                 }
2978 #endif
2979         case RK_FBIOSET_CLEAR_FB:
2980                 memset(fb_par->fb_virt_base, 0, fb_par->fb_size);
2981                 break;
2982         case RK_FBIOSET_CONFIG_DONE:
2983                 {
2984                         int curr = 0;
2985                         struct timespec now;
2986
2987                         getnstimeofday(&now);
2988                         curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2989                         cfgdone_distlist[cfgdone_index++] =
2990                                 curr - cfgdone_lasttime;
2991                         cfgdone_lasttime = curr;
2992                         if (cfgdone_index >= 10)
2993                                 cfgdone_index = 0;
2994                 }
2995                 if (is_car_camcap()) {
2996                         int i = 0;
2997
2998                         for (i = 0; i < RK_MAX_BUF_NUM; i++)
2999                                 win_data.rel_fence_fd[i] = -1;
3000
3001                         win_data.ret_fence_fd = -1;
3002                         goto cam_exit;
3003                 }
3004                 if (copy_from_user(&win_data,
3005                                    (struct rk_fb_win_cfg_data __user *)argp,
3006                                    sizeof(win_data))) {
3007                         ret = -EFAULT;
3008                         break;
3009                 };
3010
3011                 dev_drv->wait_fs = win_data.wait_fs;
3012                 ret = rk_fb_set_win_config(info, &win_data);
3013
3014 cam_exit:
3015                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
3016                                  &win_data, sizeof(win_data))) {
3017                         ret = -EFAULT;
3018                         break;
3019                 }
3020                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
3021
3022                 if (dev_drv->uboot_logo)
3023                         dev_drv->uboot_logo = 0;
3024
3025                 break;
3026         default:
3027                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
3028                 break;
3029         }
3030
3031         return ret;
3032 }
3033
3034 static int rk_fb_blank(int blank_mode, struct fb_info *info)
3035 {
3036         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3037         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3038         struct fb_fix_screeninfo *fix = &info->fix;
3039         int win_id;
3040 #if defined(CONFIG_RK_HDMI)
3041         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
3042 #endif
3043
3044         if (is_car_camcap())
3045                 return 0;
3046         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
3047         if (win_id < 0)
3048                 return -ENODEV;
3049         mutex_lock(&dev_drv->switch_screen);
3050 #if defined(CONFIG_RK_HDMI)
3051         if ((rk_fb->disp_mode == ONE_DUAL) &&
3052             (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
3053                 pr_info("hdmi is connect , not blank lcdc\n");
3054         } else
3055 #endif
3056         {
3057                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
3058         }
3059         mutex_unlock(&dev_drv->switch_screen);
3060         return 0;
3061 }
3062
3063 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
3064 {
3065         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
3066             (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
3067             ((16 != var->bits_per_pixel) &&
3068             (32 != var->bits_per_pixel) &&
3069             (24 != var->bits_per_pixel))) {
3070                 dev_err(info->dev, "%s check var fail 1:\n"
3071                         "xres_vir:%d>>yres_vir:%d\n"
3072                         "xres:%d>>yres:%d\n"
3073                         "bits_per_pixel:%d\n",
3074                         info->fix.id,
3075                         var->xres_virtual,
3076                         var->yres_virtual,
3077                         var->xres, var->yres, var->bits_per_pixel);
3078                 return -EINVAL;
3079         }
3080
3081         if (((var->xoffset + var->xres) > var->xres_virtual) ||
3082             ((var->yoffset + var->yres) > (var->yres_virtual))) {
3083                 dev_err(info->dev, "%s check_var fail 2:\n"
3084                         "xoffset:%d>>xres:%d>>xres_vir:%d\n"
3085                         "yoffset:%d>>yres:%d>>yres_vir:%d\n",
3086                         info->fix.id,
3087                         var->xoffset,
3088                         var->xres,
3089                         var->xres_virtual,
3090                         var->yoffset, var->yres, var->yres_virtual);
3091                 return -EINVAL;
3092         }
3093
3094         return 0;
3095 }
3096
3097 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
3098                           size_t count, loff_t *ppos)
3099 {
3100         unsigned long p = *ppos;
3101         u8 *buffer, *dst;
3102         u8 __iomem *src;
3103         int c, cnt = 0, err = 0;
3104         unsigned long total_size;
3105         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3106         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3107         struct rk_lcdc_win *win = NULL;
3108         int win_id = 0;
3109
3110         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3111         if (win_id < 0)
3112                 return -ENODEV;
3113         else
3114                 win = dev_drv->win[win_id];
3115
3116         /* only read the current frame buffer */
3117         if (win->area[0].format == RGB565) {
3118                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
3119         } else if ((win->area[0].format == YUV420) ||
3120                    (win->area[0].format == YUV420_NV21)) {
3121                 total_size =
3122                     (win->area[0].y_vir_stride * win->area[0].yact * 6);
3123         } else {
3124                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
3125         }
3126         if (p >= total_size)
3127                 return 0;
3128
3129         if (count >= total_size)
3130                 count = total_size;
3131
3132         if (count + p > total_size)
3133                 count = total_size - p;
3134
3135         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
3136         if (!buffer)
3137                 return -ENOMEM;
3138
3139         src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
3140
3141         while (count) {
3142                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
3143                 dst = buffer;
3144                 fb_memcpy_fromfb(dst, src, c);
3145                 dst += c;
3146                 src += c;
3147
3148                 if (copy_to_user(buf, buffer, c)) {
3149                         err = -EFAULT;
3150                         break;
3151                 }
3152                 *ppos += c;
3153                 buf += c;
3154                 cnt += c;
3155                 count -= c;
3156         }
3157
3158         kfree(buffer);
3159
3160         return (err) ? err : cnt;
3161 }
3162
3163 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
3164                            size_t count, loff_t *ppos)
3165 {
3166         unsigned long p = *ppos;
3167         u8 *buffer, *src;
3168         u8 __iomem *dst;
3169         int c, cnt = 0, err = 0;
3170         unsigned long total_size;
3171         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3172         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3173         struct rk_lcdc_win *win = NULL;
3174         int win_id = 0;
3175
3176         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3177         if (win_id < 0)
3178                 return -ENODEV;
3179         else
3180                 win = dev_drv->win[win_id];
3181
3182         /* write the current frame buffer */
3183         if (win->area[0].format == RGB565)
3184                 total_size = win->area[0].xact * win->area[0].yact << 1;
3185         else
3186                 total_size = win->area[0].xact * win->area[0].yact << 2;
3187
3188         if (p > total_size)
3189                 return -EFBIG;
3190
3191         if (count > total_size) {
3192                 err = -EFBIG;
3193                 count = total_size;
3194         }
3195
3196         if (count + p > total_size) {
3197                 if (!err)
3198                         err = -ENOSPC;
3199
3200                 count = total_size - p;
3201         }
3202
3203         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
3204         if (!buffer)
3205                 return -ENOMEM;
3206
3207         dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
3208
3209         while (count) {
3210                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
3211                 src = buffer;
3212
3213                 if (copy_from_user(src, buf, c)) {
3214                         err = -EFAULT;
3215                         break;
3216                 }
3217
3218                 fb_memcpy_tofb(dst, src, c);
3219                 dst += c;
3220                 src += c;
3221                 *ppos += c;
3222                 buf += c;
3223                 cnt += c;
3224                 count -= c;
3225         }
3226
3227         kfree(buffer);
3228
3229         return (cnt) ? cnt : err;
3230 }
3231
3232 static int rk_fb_set_par(struct fb_info *info)
3233 {
3234         struct fb_var_screeninfo *var = &info->var;
3235         struct fb_fix_screeninfo *fix = &info->fix;
3236         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3237         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3238         struct rk_lcdc_win *win = NULL;
3239         struct rk_screen *screen = dev_drv->cur_screen;
3240         int win_id = 0;
3241         u16 xsize = 0, ysize = 0;       /* winx display window height/width --->LCDC_WINx_DSP_INFO */
3242         u32 xoffset = var->xoffset;     /* offset from virtual to visible */
3243         u32 yoffset = var->yoffset;
3244         u16 xpos = (var->nonstd >> 8) & 0xfff;  /*visiable pos in panel */
3245         u16 ypos = (var->nonstd >> 20) & 0xfff;
3246         u32 xvir = var->xres_virtual;
3247         u8 data_format = var->nonstd & 0xff;
3248         u8 fb_data_fmt;
3249         u8 pixel_width = 0;
3250         u32 vir_width_bit;
3251         u32 stride, uv_stride = 0;
3252         u32 stride_32bit_1;
3253         u32 stride_32bit_2;
3254         u16 uv_x_off, uv_y_off, uv_y_act;
3255         u8 is_pic_yuv = 0;
3256         /*var->pixclock = dev_drv->pixclock;*/
3257         if (dev_drv->suspend_flag || is_car_camcap())
3258                 return 0;
3259         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3260         if (win_id < 0)
3261                 return -ENODEV;
3262         else
3263                 win = dev_drv->win[win_id];
3264
3265         /* if the application has specific the hor and ver display size */
3266         if (var->grayscale >> 8) {
3267                 xsize = (var->grayscale >> 8) & 0xfff;
3268                 ysize = (var->grayscale >> 20) & 0xfff;
3269                 if (xsize > screen->mode.xres)
3270                         xsize = screen->mode.xres;
3271                 if (ysize > screen->mode.yres)
3272                         ysize = screen->mode.yres;
3273         } else {                /*ohterwise  full  screen display */
3274                 xsize = screen->mode.xres;
3275                 ysize = screen->mode.yres;
3276         }
3277
3278         win->colorspace = CSC_FORMAT(data_format);
3279         data_format &= ~CSC_MASK;
3280         fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
3281         if (IS_FBDC_FMT(fb_data_fmt)) {
3282                 win->area[0].fbdc_en = 1;
3283                 win->area[0].fbdc_cor_en = 1;
3284         } else {
3285                 win->area[0].fbdc_en = 0;
3286                 win->area[0].fbdc_cor_en = 0;
3287         }
3288         pixel_width = rk_fb_pixel_width(fb_data_fmt);
3289         vir_width_bit = pixel_width * xvir;
3290         /* pixel_width = byte_num * 8 */
3291         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
3292         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
3293
3294         switch (fb_data_fmt) {
3295         case YUV422:
3296         case YUV422_A:
3297                 is_pic_yuv = 1;
3298                 stride = stride_32bit_1;
3299                 uv_stride = stride_32bit_1;
3300                 uv_x_off = xoffset;
3301                 uv_y_off = yoffset;
3302                 fix->line_length = stride;
3303                 uv_y_act = win->area[0].yact >> 1;
3304                 break;
3305         case YUV420:            /* nv12 */
3306         case YUV420_NV21:       /* nv21 */
3307         case YUV420_A:
3308                 is_pic_yuv = 1;
3309                 stride = stride_32bit_1;
3310                 uv_stride = stride_32bit_1;
3311                 uv_x_off = xoffset;
3312                 uv_y_off = yoffset >> 1;
3313                 fix->line_length = stride;
3314                 uv_y_act = win->area[0].yact >> 1;
3315                 break;
3316         case YUV444:
3317         case YUV444_A:
3318                 is_pic_yuv = 1;
3319                 stride = stride_32bit_1;
3320                 uv_stride = stride_32bit_2;
3321                 uv_x_off = xoffset * 2;
3322                 uv_y_off = yoffset;
3323                 fix->line_length = stride << 2;
3324                 uv_y_act = win->area[0].yact;
3325                 break;
3326         default:
3327                 stride = stride_32bit_1;        /* default rgb */
3328                 fix->line_length = stride;
3329                 break;
3330         }
3331
3332         win->area[0].format = fb_data_fmt;
3333         win->area[0].y_vir_stride = stride >> 2;
3334         win->area[0].uv_vir_stride = uv_stride >> 2;
3335         win->area[0].xpos = xpos;
3336         win->area[0].ypos = ypos;
3337         win->area[0].xsize = xsize;
3338         win->area[0].ysize = ysize;
3339         win->area[0].xact = var->xres;  /* winx active window height,is a wint of vir */
3340         win->area[0].yact = var->yres;
3341         win->area[0].xvir = var->xres_virtual;  /* virtual resolution  stride --->LCDC_WINx_VIR */
3342         win->area[0].yvir = var->yres_virtual;
3343         win->area[0].xoff = xoffset;
3344         win->area[0].yoff = yoffset;
3345         win->ymirror = 0;
3346         win->state = 1;
3347         win->last_state = 1;
3348
3349         win->area_num = 1;
3350         win->alpha_mode = 4;    /* AB_SRC_OVER; */
3351         win->alpha_en = ((win->area[0].format == ARGB888) ||
3352                          (win->area[0].format == FBDC_ARGB_888) ||
3353                          (win->area[0].format == FBDC_ABGR_888) ||
3354                          (win->area[0].format == ABGR888)) ? 1 : 0;
3355         win->g_alpha_val = 0;
3356
3357         dev_drv->ops->set_par(dev_drv, win_id);
3358
3359         return 0;
3360 }
3361
3362 static inline unsigned int chan_to_field(unsigned int chan,
3363                                          struct fb_bitfield *bf)
3364 {
3365         chan &= 0xffff;
3366         chan >>= 16 - bf->length;
3367         return chan << bf->offset;
3368 }
3369
3370 static int fb_setcolreg(unsigned regno,
3371                         unsigned red, unsigned green, unsigned blue,
3372                         unsigned transp, struct fb_info *info)
3373 {
3374         unsigned int val;
3375
3376         switch (info->fix.visual) {
3377         case FB_VISUAL_TRUECOLOR:
3378                 /* true-colour, use pseudo-palette */
3379                 if (regno < 16) {
3380                         u32 *pal = info->pseudo_palette;
3381
3382                         val = chan_to_field(red, &info->var.red);
3383                         val |= chan_to_field(green, &info->var.green);
3384                         val |= chan_to_field(blue, &info->var.blue);
3385                         pal[regno] = val;
3386                 }
3387                 break;
3388         default:
3389                 return -1;      /* unknown type */
3390         }
3391
3392         return 0;
3393 }
3394
3395 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
3396 {
3397         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3398         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3399         struct ion_handle *handle = fb_par->ion_hdl;
3400         struct dma_buf *dma_buf = NULL;
3401
3402         if (IS_ERR_OR_NULL(handle)) {
3403                 dev_err(info->dev, "failed to get ion handle:%ld\n",
3404                         PTR_ERR(handle));
3405                 return -ENOMEM;
3406         }
3407         dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3408         if (IS_ERR_OR_NULL(dma_buf)) {
3409                 pr_info("get ion share dma buf failed\n");
3410                 return -ENOMEM;
3411         }
3412
3413         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
3414
3415         return dma_buf_mmap(dma_buf, vma, 0);
3416 }
3417
3418 static struct fb_ops fb_ops = {
3419         .owner = THIS_MODULE,
3420         .fb_open = rk_fb_open,
3421         .fb_release = rk_fb_close,
3422         .fb_check_var = rk_fb_check_var,
3423         .fb_set_par = rk_fb_set_par,
3424         .fb_blank = rk_fb_blank,
3425         .fb_ioctl = rk_fb_ioctl,
3426         .fb_compat_ioctl = rk_fb_ioctl,
3427         .fb_pan_display = rk_fb_pan_display,
3428         .fb_read = rk_fb_read,
3429         .fb_write = rk_fb_write,
3430         .fb_setcolreg = fb_setcolreg,
3431         .fb_fillrect = cfb_fillrect,
3432         .fb_copyarea = cfb_copyarea,
3433         .fb_imageblit = cfb_imageblit,
3434 };
3435
3436 static struct fb_var_screeninfo def_var = {
3437 #if defined(CONFIG_LOGO_LINUX_BMP)
3438         .red = {16, 8, 0},
3439         .green = {8, 8, 0},
3440         .blue = {0, 8, 0},
3441         .transp = {0, 0, 0},
3442         .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3443 #else
3444         .red = {11, 5, 0},
3445         .green = {5, 6, 0},
3446         .blue = {0, 5, 0},
3447         .transp = {0, 0, 0},
3448         .nonstd = HAL_PIXEL_FORMAT_RGB_565,     /* (ypos<<20+xpos<<8+format) format */
3449 #endif
3450         .grayscale = 0,         /* (ysize<<20+xsize<<8) */
3451         .activate = FB_ACTIVATE_NOW,
3452         .accel_flags = 0,
3453         .vmode = FB_VMODE_NONINTERLACED,
3454 };
3455
3456 static struct fb_fix_screeninfo def_fix = {
3457         .type = FB_TYPE_PACKED_PIXELS,
3458         .type_aux = 0,
3459         .xpanstep = 1,
3460         .ypanstep = 1,
3461         .ywrapstep = 0,
3462         .accel = FB_ACCEL_NONE,
3463         .visual = FB_VISUAL_TRUECOLOR,
3464
3465 };
3466
3467 static int rk_fb_wait_for_vsync_thread(void *data)
3468 {
3469         struct rk_lcdc_driver *dev_drv = data;
3470         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3471         struct fb_info *fbi = rk_fb->fb[dev_drv->fb_index_base];
3472
3473         while (!kthread_should_stop()) {
3474                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
3475                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
3476                                 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
3477                                 (dev_drv->vsync_info.active > 0 || dev_drv->vsync_info.irq_stop));
3478
3479                 if (!ret)
3480                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3481         }
3482
3483         return 0;
3484 }
3485
3486 static ssize_t rk_fb_vsync_show(struct device *dev,
3487                                 struct device_attribute *attr, char *buf)
3488 {
3489         struct fb_info *fbi = dev_get_drvdata(dev);
3490         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3491         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3492
3493         return scnprintf(buf, PAGE_SIZE, "%llu\n",
3494                          ktime_to_ns(dev_drv->vsync_info.timestamp));
3495 }
3496
3497 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3498
3499 /*
3500  * this two function is for other module that in the kernel which
3501  * need show image directly through fb
3502  * fb_id:we have 4 fb here,default we use fb0 for ui display
3503  */
3504 struct fb_info *rk_get_fb(int fb_id)
3505 {
3506         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3507         struct fb_info *fb = inf->fb[fb_id];
3508         return fb;
3509 }
3510 EXPORT_SYMBOL(rk_get_fb);
3511
3512 void rk_direct_fb_show(struct fb_info *fbi)
3513 {
3514         rk_fb_set_par(fbi);
3515         rk_fb_pan_display(&fbi->var, fbi);
3516 }
3517 EXPORT_SYMBOL(rk_direct_fb_show);
3518
3519 int rk_fb_dpi_open(bool open)
3520 {
3521         struct rk_lcdc_driver *dev_drv = NULL;
3522
3523         dev_drv = rk_get_prmry_lcdc_drv();
3524         if (dev_drv->ops->dpi_open)
3525                 dev_drv->ops->dpi_open(dev_drv, open);
3526         return 0;
3527 }
3528
3529 int rk_fb_dpi_win_sel(int win_id)
3530 {
3531         struct rk_lcdc_driver *dev_drv = NULL;
3532
3533         dev_drv = rk_get_prmry_lcdc_drv();
3534         if (dev_drv->ops->dpi_win_sel)
3535                 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3536         return 0;
3537 }
3538
3539 int rk_fb_dpi_status(void)
3540 {
3541         int ret = 0;
3542         struct rk_lcdc_driver *dev_drv = NULL;
3543
3544         dev_drv = rk_get_prmry_lcdc_drv();
3545         if (dev_drv->ops->dpi_status)
3546                 ret = dev_drv->ops->dpi_status(dev_drv);
3547
3548         return ret;
3549 }
3550
3551 /*
3552  * function: this function will be called by display device, enable/disable lcdc
3553  * @screen: screen timing to be set to lcdc
3554  * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3555  * @lcdc_id: the lcdc id the display device attached ,0 or 1
3556  */
3557 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3558 {
3559         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
3560         struct fb_info *info = NULL;
3561         struct rk_fb_par *fb_par = NULL;
3562         struct rk_lcdc_driver *dev_drv = NULL;
3563         struct rk_lcdc_win *win;
3564         char name[6] = {0};
3565         int i, win_id;
3566         static bool load_screen;
3567         char *envp[4];
3568         char envplcdc[32];
3569         char envpfbdev[32];
3570         int ret, list_is_empty = 0;
3571
3572         if (unlikely(!rk_fb) || unlikely(!screen))
3573                 return -ENODEV;
3574
3575         /* get lcdc driver */
3576         sprintf(name, "lcdc%d", lcdc_id);
3577         dev_drv = rk_get_lcdc_drv(name);
3578
3579         if (dev_drv == NULL) {
3580                 pr_err("%s driver not found!", name);
3581                 return -ENODEV;
3582         }
3583         if (screen->type == SCREEN_HDMI)
3584                 pr_info("hdmi %s lcdc%d\n",
3585                         enable ? "connect to" : "remove from",
3586                         dev_drv->id);
3587         else if (screen->type == SCREEN_TVOUT ||
3588                  screen->type == SCREEN_TVOUT_TEST)
3589                 pr_info("cvbs %s lcdc%d\n",
3590                         enable ? "connect to" : "remove from",
3591                         dev_drv->id);
3592         if (enable == 2 /*&& dev_drv->enable*/)
3593                 return 0;
3594         pr_info("switch:en=%d,lcdc_id=%d,screen type=%d,cur type=%d\n",
3595                 enable, lcdc_id, screen->type, dev_drv->cur_screen->type);
3596
3597         mutex_lock(&dev_drv->switch_screen);
3598         dev_drv->hot_plug_state = enable;
3599         hdmi_switch_state = 0;
3600         dev_drv->hdmi_switch = 1;
3601         if (!dev_drv->uboot_logo) {
3602                 mdelay(200);
3603                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
3604                                            list_empty(&dev_drv->saved_list);
3605                 if (!list_is_empty) {
3606                         ret = wait_event_timeout(dev_drv->update_regs_wait,
3607                                                  list_empty(&dev_drv->update_regs_list) &&
3608                                                  list_empty(&dev_drv->saved_list),
3609                                                  msecs_to_jiffies(60));
3610                         if (ret <= 0)
3611                                 pr_info("%s: wait update_regs_wait timeout\n",
3612                                         __func__);
3613                 }
3614         }
3615
3616         envp[0] = "switch vop screen";
3617         memset(envplcdc, 0, sizeof(envplcdc));
3618         memset(envpfbdev, 0, sizeof(envpfbdev));
3619         sprintf(envplcdc, "SCREEN=%d,ENABLE=%d,VOPID=%d", screen->type, enable, dev_drv->id);
3620         sprintf(envpfbdev, "FBDEV=%d", dev_drv->fb_index_base);
3621         envp[1] = envplcdc;
3622         envp[2] = envpfbdev;
3623         envp[3] = NULL;
3624
3625         if ((rk_fb->disp_mode == ONE_DUAL) ||
3626             (rk_fb->disp_mode == NO_DUAL)) {
3627                 if ((dev_drv->ops->backlight_close) &&
3628                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX))
3629                         dev_drv->ops->backlight_close(dev_drv, 1);
3630                 if (!dev_drv->uboot_logo || load_screen ||
3631                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX)) {
3632                         if (dev_drv->ops->dsp_black)
3633                                 dev_drv->ops->dsp_black(dev_drv, 0);
3634                 }
3635                 if ((dev_drv->ops->set_screen_scaler) &&
3636                     (rk_fb->disp_mode == ONE_DUAL))
3637                         dev_drv->ops->set_screen_scaler(dev_drv,
3638                                                         dev_drv->screen0, 0);
3639         }
3640         if (!enable) {
3641                 /* if screen type is different, we do not disable lcdc. */
3642                 if (dev_drv->cur_screen->type != screen->type) {
3643                         dev_drv->hdmi_switch = 0;
3644                         mutex_unlock(&dev_drv->switch_screen);
3645                         return 0;
3646                 }
3647
3648                 /* if used one lcdc to dual disp, no need to close win */
3649                 if ((rk_fb->disp_mode == ONE_DUAL) ||
3650                     ((rk_fb->disp_mode == NO_DUAL) &&
3651                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX))) {
3652                         dev_drv->cur_screen = dev_drv->screen0;
3653                         dev_drv->ops->load_screen(dev_drv, 1);
3654                         /* force modify dsp size */
3655                         info = rk_fb->fb[dev_drv->fb_index_base];
3656                         info->var.grayscale &= 0xff;
3657                         info->var.grayscale |=
3658                                 (dev_drv->cur_screen->mode.xres << 8) +
3659                                 (dev_drv->cur_screen->mode.yres << 20);
3660                         mutex_lock(&dev_drv->win_config);
3661                         info->var.xoffset = 0;
3662                         info->var.yoffset = 0;
3663                         info->fbops->fb_set_par(info);
3664                         info->fbops->fb_pan_display(&info->var, info);
3665                         mutex_unlock(&dev_drv->win_config);
3666
3667                         /*
3668                          * if currently is loader display, black until new
3669                          * display job.
3670                          */
3671                         if (dev_drv->uboot_logo) {
3672                                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3673                                         if (dev_drv->win[i] && dev_drv->win[i]->state &&
3674                                             dev_drv->ops->win_direct_en)
3675                                                 dev_drv->ops->win_direct_en(dev_drv, i, 0);
3676                                 }
3677                         }
3678
3679                         /*if (dev_drv->ops->dsp_black)
3680                          *      dev_drv->ops->dsp_black(dev_drv, 0);
3681                          */
3682                         if ((dev_drv->ops->backlight_close) &&
3683                             (rk_fb->disp_policy != DISPLAY_POLICY_BOX))
3684                                 dev_drv->ops->backlight_close(dev_drv, 0);
3685                 } else if (rk_fb->num_lcdc > 1) {
3686                         /* If there is more than one lcdc device, we disable
3687                          *  the layer which attached to this device
3688                          */
3689                         flush_kthread_worker(&dev_drv->update_regs_worker);
3690                         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3691                                 if (dev_drv->win[i] && dev_drv->win[i]->state)
3692                                         dev_drv->ops->open(dev_drv, i, 0);
3693                         }
3694                 }
3695                 kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3696
3697                 hdmi_switch_state = 0;
3698                 dev_drv->hdmi_switch = 0;
3699                 mutex_unlock(&dev_drv->switch_screen);
3700                 return 0;
3701         } else {
3702                 if (load_screen || (rk_fb->disp_policy != DISPLAY_POLICY_BOX)) {
3703                         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3704                                 if (dev_drv->win[i] && dev_drv->win[i]->state &&
3705                                         dev_drv->ops->win_direct_en)
3706                                         dev_drv->ops->win_direct_en(dev_drv, i, 0);
3707                         }
3708                 }
3709                 if (dev_drv->uboot_logo) {
3710                         if (dev_drv->cur_screen->mode.xres !=
3711                                 screen->mode.xres ||
3712                             dev_drv->cur_screen->mode.yres !=
3713                                 screen->mode.yres)
3714                                 load_screen = 1;
3715                 }
3716                 if (dev_drv->screen1)
3717                         dev_drv->cur_screen = dev_drv->screen1;
3718
3719                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3720                 dev_drv->cur_screen->xsize = dev_drv->cur_screen->mode.xres;
3721                 dev_drv->cur_screen->ysize = dev_drv->cur_screen->mode.yres;
3722                 dev_drv->cur_screen->x_mirror =
3723                                         !!(dev_drv->rotate_mode & X_MIRROR);
3724                 dev_drv->cur_screen->y_mirror =
3725                                         !!(dev_drv->rotate_mode & Y_MIRROR);
3726         }
3727
3728         if (!dev_drv->uboot_logo || load_screen ||
3729             (rk_fb->disp_policy != DISPLAY_POLICY_BOX)) {
3730                 info = rk_fb->fb[dev_drv->fb_index_base];
3731                 fb_par = (struct rk_fb_par *)info->par;
3732                 win_id = 0;
3733                 win = dev_drv->win[win_id];
3734                 if (win && fb_par->state) {
3735                         dev_drv->ops->load_screen(dev_drv, 1);
3736                         info->var.activate |= FB_ACTIVATE_FORCE;
3737                         if (rk_fb->disp_mode == ONE_DUAL) {
3738                                 info->var.grayscale &= 0xff;
3739                                 info->var.grayscale |=
3740                                         (dev_drv->cur_screen->xsize << 8) +
3741                                         (dev_drv->cur_screen->ysize << 20);
3742                         }
3743                         if (dev_drv->uboot_logo && win->state) {
3744                                 if (win->area[0].xpos ||
3745                                     win->area[0].ypos) {
3746                                         win->area[0].xpos =
3747                                                 (screen->mode.xres -
3748                                                  win->area[0].xsize) / 2;
3749                                         win->area[0].ypos =
3750                                                 (screen->mode.yres -
3751                                                  win->area[0].ysize) / 2;
3752                                 } else {
3753                                         win->area[0].xsize = screen->mode.xres;
3754                                         win->area[0].ysize = screen->mode.yres;
3755                                 }
3756                                 dev_drv->ops->set_par(dev_drv, i);
3757                                 dev_drv->ops->cfg_done(dev_drv);
3758                         } else if (!dev_drv->win[win_id]->state) {
3759                                 dev_drv->ops->open(dev_drv, win_id, 1);
3760                                 info->fbops->fb_pan_display(&info->var, info);
3761                         }
3762                 }
3763         } else {
3764                 dev_drv->ops->load_screen(dev_drv, 0);
3765         }
3766         kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3767
3768         hdmi_switch_state = 1;
3769         load_screen = true;
3770         dev_drv->hdmi_switch = 0;
3771         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3772                 if ((dev_drv->ops->set_screen_scaler) &&
3773                     (rk_fb->disp_mode == ONE_DUAL))
3774                         dev_drv->ops->set_screen_scaler(dev_drv,
3775                                                         dev_drv->screen0, 1);
3776                 /*if (dev_drv->ops->dsp_black)
3777                  *      dev_drv->ops->dsp_black(dev_drv, 0);*/
3778                 if ((dev_drv->ops->backlight_close) &&
3779                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3780                     (rk_fb->disp_mode == ONE_DUAL))
3781                         dev_drv->ops->backlight_close(dev_drv, 0);
3782         }
3783         mutex_unlock(&dev_drv->switch_screen);
3784         return 0;
3785 }
3786
3787 /*
3788  * function:this function current only called by hdmi for
3789  *      scale the display
3790  * scale_x: scale rate of x resolution
3791  * scale_y: scale rate of y resolution
3792  * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3793  */
3794 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3795 {
3796         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3797         struct fb_info *info = NULL;
3798         struct fb_info *pmy_info = NULL;
3799         struct fb_var_screeninfo *var = NULL;
3800         struct rk_lcdc_driver *dev_drv = NULL;
3801         u16 screen_x, screen_y;
3802         u16 xpos, ypos;
3803         char name[6];
3804         struct rk_screen primary_screen;
3805
3806         rk_fb_get_prmry_screen(&primary_screen);
3807         if (primary_screen.type == SCREEN_HDMI)
3808                 return 0;
3809
3810         pr_err("should not be here--%s\n", __func__);
3811
3812         return 0;
3813         sprintf(name, "lcdc%d", lcdc_id);
3814
3815         if (inf->disp_mode == DUAL) {
3816                 dev_drv = rk_get_lcdc_drv(name);
3817                 if (!dev_drv) {
3818                         pr_err("%s driver not found!", name);
3819                         return -ENODEV;
3820                 }
3821         } else {
3822                 dev_drv = inf->lcdc_dev_drv[0];
3823         }
3824
3825         if (inf->num_lcdc == 1) {
3826                 info = inf->fb[0];
3827         } else if (inf->num_lcdc == 2) {
3828                 info = inf->fb[dev_drv->lcdc_win_num];
3829                 pmy_info = inf->fb[0];
3830         }
3831
3832         var = &info->var;
3833         screen_x = dev_drv->cur_screen->mode.xres;
3834         screen_y = dev_drv->cur_screen->mode.yres;
3835
3836         if (inf->disp_mode != DUAL && dev_drv->screen1) {
3837                 dev_drv->cur_screen->xpos =
3838                     (screen_x - screen_x * scale_x / 100) >> 1;
3839                 dev_drv->cur_screen->ypos =
3840                     (screen_y - screen_y * scale_y / 100) >> 1;
3841                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3842                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3843         } else {
3844                 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3845                 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3846                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3847                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3848                 if (inf->disp_mode == ONE_DUAL) {
3849                         var->nonstd &= 0xff;
3850                         var->nonstd |= (xpos << 8) + (ypos << 20);
3851                         var->grayscale &= 0xff;
3852                         var->grayscale |=
3853                                 (dev_drv->cur_screen->xsize << 8) +
3854                                 (dev_drv->cur_screen->ysize << 20);
3855                 }
3856         }
3857
3858         mutex_lock(&dev_drv->win_config);
3859         info->fbops->fb_set_par(info);
3860         dev_drv->ops->cfg_done(dev_drv);
3861         mutex_unlock(&dev_drv->win_config);
3862
3863         return 0;
3864 }
3865
3866 #if defined(CONFIG_ION_ROCKCHIP)
3867 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3868                                      struct rk_lcdc_win *win,
3869                                      unsigned long fb_mem_size)
3870 {
3871         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3872         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3873         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3874         struct ion_handle *handle;
3875         ion_phys_addr_t phy_addr;
3876         size_t len;
3877         int ret = 0;
3878
3879         if (dev_drv->iommu_enabled)
3880                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0,
3881                                    ION_HEAP_SYSTEM_MASK, 0);
3882         else
3883                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0,
3884                                    ION_HEAP_TYPE_DMA_MASK, 0);
3885
3886         if (IS_ERR(handle)) {
3887                 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3888                         PTR_ERR(handle));
3889                 return -ENOMEM;
3890         }
3891
3892         fb_par->ion_hdl = handle;
3893         win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3894         if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3895                 pr_info("ion_share_dma_buf() failed\n");
3896                 goto err_share_dma_buf;
3897         }
3898         win->area[0].ion_hdl = handle;
3899         if (dev_drv->prop == PRMRY)
3900                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3901         if (dev_drv->iommu_enabled && dev_drv->mmu_dev)
3902                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3903                                     (unsigned long *)&phy_addr,
3904                                     (unsigned long *)&len);
3905         else
3906                 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3907         if (ret < 0) {
3908                 dev_err(fbi->dev, "ion map to get phy addr failed\n");
3909                 goto err_share_dma_buf;
3910         }
3911         fbi->fix.smem_start = phy_addr;
3912         fbi->fix.smem_len = len;
3913         pr_info("alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3914         return 0;
3915
3916 err_share_dma_buf:
3917         ion_free(rk_fb->ion_client, handle);
3918         return -ENOMEM;
3919 }
3920 #endif
3921
3922 static int rk_fb_alloc_buffer(struct fb_info *fbi)
3923 {
3924         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3925         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3926         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3927         struct rk_lcdc_win *win = NULL;
3928         int win_id;
3929         int ret = 0;
3930         unsigned long fb_mem_size;
3931 #if !defined(CONFIG_ION_ROCKCHIP)
3932         dma_addr_t fb_mem_phys;
3933         void *fb_mem_virt;
3934 #endif
3935         ion_phys_addr_t phy_addr;
3936         size_t len;
3937
3938         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3939         if (win_id < 0)
3940                 return -ENODEV;
3941         else
3942                 win = dev_drv->win[win_id];
3943
3944         if (!strcmp(fbi->fix.id, "fb0")) {
3945                 fb_mem_size = get_fb_size(dev_drv->reserved_fb);
3946 #if defined(CONFIG_ION_ROCKCHIP)
3947                 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3948                         return -ENOMEM;
3949 #else
3950                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3951                                                      &fb_mem_phys, GFP_KERNEL);
3952                 if (!fb_mem_virt) {
3953                         pr_err("%s: Failed to allocate framebuffer\n",
3954                                __func__);
3955                         return -ENOMEM;
3956                 }
3957                 fbi->fix.smem_len = fb_mem_size;
3958                 fbi->fix.smem_start = fb_mem_phys;
3959                 fbi->screen_base = fb_mem_virt;
3960 #endif
3961                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3962         } else {
3963                 if (dev_drv->prop == EXTEND && dev_drv->iommu_enabled) {
3964                         struct rk_lcdc_driver *dev_drv_prmry;
3965                         int win_id_prmry;
3966
3967                         fb_mem_size = get_fb_size(dev_drv->reserved_fb);
3968 #if defined(CONFIG_ION_ROCKCHIP)
3969                         dev_drv_prmry = rk_get_prmry_lcdc_drv();
3970                         if (dev_drv_prmry == NULL)
3971                                 return -ENODEV;
3972                         win_id_prmry =
3973                                 dev_drv_prmry->ops->fb_get_win_id(dev_drv_prmry,
3974                                                                  fbi->fix.id);
3975                         if (win_id_prmry < 0)
3976                                 return -ENODEV;
3977                         else
3978                                 fb_par->ion_hdl =
3979                                 dev_drv_prmry->win[win_id_prmry]->area[0].ion_hdl;
3980                                 fbi->screen_base =
3981                                         ion_map_kernel(rk_fb->ion_client,
3982                                                        fb_par->ion_hdl);
3983                                 dev_drv->win[win_id]->area[0].ion_hdl =
3984                                         fb_par->ion_hdl;
3985                                 if (dev_drv->mmu_dev)
3986                                         ret = ion_map_iommu(dev_drv->dev,
3987                                                             rk_fb->ion_client,
3988                                                             fb_par->ion_hdl,
3989                                                             (unsigned long *)&phy_addr,
3990                                                             (unsigned long *)&len);
3991                                 else
3992                                         ret = ion_phys(rk_fb->ion_client,
3993                                                        fb_par->ion_hdl,
3994                                                        &phy_addr, &len);
3995                                 if (ret < 0) {
3996                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
3997                                         return -ENOMEM;
3998                                 }
3999                                 fbi->fix.smem_start = phy_addr;
4000                                 fbi->fix.smem_len = len;
4001 #else
4002                         fb_mem_virt = dma_alloc_writecombine(fbi->dev,
4003                                                              fb_mem_size,
4004                                                              &fb_mem_phys,
4005                                                              GFP_KERNEL);
4006                         if (!fb_mem_virt) {
4007                                 pr_err("%s: Failed to allocate framebuffer\n",
4008                                        __func__);
4009                                 return -ENOMEM;
4010                         }
4011                         fbi->fix.smem_len = fb_mem_size;
4012                         fbi->fix.smem_start = fb_mem_phys;
4013                         fbi->screen_base = fb_mem_virt;
4014 #endif
4015                 } else {
4016                         fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
4017                         fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
4018                         fbi->screen_base = rk_fb->fb[0]->screen_base;
4019                 }
4020         }
4021
4022         fbi->screen_size = fbi->fix.smem_len;
4023         fb_par->fb_phy_base = fbi->fix.smem_start;
4024         fb_par->fb_virt_base = fbi->screen_base;
4025         fb_par->fb_size = fbi->fix.smem_len;
4026
4027         pr_info("%s:phy:%lx>>vir:%p>>len:0x%x\n", fbi->fix.id,
4028                 fbi->fix.smem_start, fbi->screen_base,
4029                 fbi->fix.smem_len);
4030         return ret;
4031 }
4032
4033 #if 0
4034 static int rk_release_fb_buffer(struct fb_info *fbi)
4035 {
4036         /* buffer for fb1 and fb3 are alloc by android */
4037         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
4038                 return 0;
4039         iounmap(fbi->screen_base);
4040         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
4041         return 0;
4042 }
4043 #endif
4044
4045 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
4046                          struct rk_lcdc_win *def_win)
4047 {
4048         int i;
4049         int lcdc_win_num = dev_drv->lcdc_win_num;
4050
4051         for (i = 0; i < lcdc_win_num; i++) {
4052                 struct rk_lcdc_win *win = NULL;
4053
4054                 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
4055                 if (!win) {
4056                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
4057                         return -ENOMEM;
4058                 }
4059
4060                 strcpy(win->name, def_win[i].name);
4061                 win->id = def_win[i].id;
4062                 win->support_3d = def_win[i].support_3d;
4063                 win->property.feature = def_win[i].property.feature;
4064                 win->property.max_input_x = def_win[i].property.max_input_x;
4065                 win->property.max_input_y = def_win[i].property.max_input_y;
4066                 dev_drv->win[i] = win;
4067         }
4068
4069         return 0;
4070 }
4071
4072 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
4073                                    struct rk_lcdc_win *def_win, int index)
4074 {
4075         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
4076         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
4077                                                 sizeof(struct rk_screen),
4078                                                 GFP_KERNEL);
4079         int i = 0;
4080
4081         if (!screen) {
4082                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
4083                         dev_drv->id);
4084                 return -ENOMEM;
4085         }
4086
4087         screen->screen_id = 0;
4088         screen->lcdc_id = dev_drv->id;
4089         screen->overscan.left = 100;
4090         screen->overscan.top = 100;
4091         screen->overscan.right = 100;
4092         screen->overscan.bottom = 100;
4093
4094         screen->x_mirror = !!(dev_drv->rotate_mode & X_MIRROR);
4095         screen->y_mirror = !!(dev_drv->rotate_mode & Y_MIRROR);
4096
4097         dev_drv->screen0 = screen;
4098         dev_drv->cur_screen = screen;
4099         /* devie use one lcdc + rk61x scaler for dual display */
4100         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
4101                 struct rk_screen *screen1 =
4102                                 devm_kzalloc(dev_drv->dev,
4103                                              sizeof(struct rk_screen),
4104                                              GFP_KERNEL);
4105                 if (!screen1) {
4106                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
4107                                 dev_drv->id);
4108                         return -ENOMEM;
4109                 }
4110                 screen1->screen_id = 1;
4111                 screen1->lcdc_id = 1;
4112                 dev_drv->screen1 = screen1;
4113         }
4114         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
4115         init_lcdc_win(dev_drv, def_win);
4116         init_completion(&dev_drv->frame_done);
4117         spin_lock_init(&dev_drv->cpl_lock);
4118         mutex_init(&dev_drv->fb_win_id_mutex);
4119         mutex_init(&dev_drv->win_config);
4120         mutex_init(&dev_drv->front_lock);
4121         mutex_init(&dev_drv->switch_screen);
4122         dev_drv->ops->fb_win_remap(dev_drv, dev_drv->fb_win_map);
4123         dev_drv->first_frame = 1;
4124         dev_drv->overscan.left = 100;
4125         dev_drv->overscan.top = 100;
4126         dev_drv->overscan.right = 100;
4127         dev_drv->overscan.bottom = 100;
4128         for (i = 0; i < RK30_MAX_LAYER_SUPPORT; i++)
4129                 dev_drv->area_support[i] = 1;
4130         if (dev_drv->ops->area_support_num)
4131                 dev_drv->ops->area_support_num(dev_drv, dev_drv->area_support);
4132         rk_disp_pwr_ctr_parse_dt(dev_drv);
4133         if (dev_drv->prop == PRMRY) {
4134                 rk_fb_set_prmry_screen(screen);
4135                 rk_fb_get_prmry_screen(screen);
4136         }
4137         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
4138         if (dev_drv->prop != PRMRY)
4139                 rk_fb_get_extern_screen(screen);
4140         dev_drv->output_color = screen->color_mode;
4141
4142         return 0;
4143 }
4144
4145 #ifdef CONFIG_LOGO_LINUX_BMP
4146 static struct linux_logo *bmp_logo;
4147 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
4148 {
4149         bmp_logo = fb_find_logo(24);
4150         if (bmp_logo == NULL) {
4151                 pr_info("%s error\n", __func__);
4152                 return 0;
4153         }
4154         return 1;
4155 }
4156
4157 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
4158 {
4159         unsigned char *src = bmp_logo->data;
4160         unsigned char *dst = info->screen_base;
4161         int i;
4162         unsigned int needwidth = (*(src - 24) << 8) | (*(src - 23));
4163         unsigned int needheight = (*(src - 22) << 8) | (*(src - 21));
4164
4165         for (i = 0; i < needheight; i++)
4166                 memcpy(dst + info->var.xres * i * 4,
4167                        src + bmp_logo->width * i * 4, needwidth * 4);
4168 }
4169 #endif
4170
4171 /*
4172  * check if the primary lcdc has registered,
4173  * the primary lcdc mas register first
4174  */
4175 bool is_prmry_rk_lcdc_registered(void)
4176 {
4177         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
4178
4179         if (rk_fb->lcdc_dev_drv[0])
4180                 return true;
4181         else
4182                 return false;
4183 }
4184
4185 phys_addr_t uboot_logo_base;
4186 phys_addr_t uboot_logo_size;
4187 phys_addr_t uboot_logo_offset;
4188
4189 static int __init rockchip_uboot_mem_late_init(void)
4190 {
4191         int err;
4192
4193         if (uboot_logo_size) {
4194                 void *start = phys_to_virt(uboot_logo_base);
4195                 void *end = phys_to_virt(uboot_logo_base + uboot_logo_size);
4196
4197                 err = memblock_free(uboot_logo_base, uboot_logo_size);
4198                 if (err < 0)
4199                         pr_err("%s: freeing memblock failed: %d\n",
4200                                __func__, err);
4201                 free_reserved_area(start, end, -1, "logo");
4202         }
4203         return 0;
4204 }
4205
4206 late_initcall(rockchip_uboot_mem_late_init);
4207
4208 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
4209                    struct rk_lcdc_win *win, int id)
4210 {
4211         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
4212         struct fb_info *fbi;
4213         struct rk_fb_par *fb_par = NULL;
4214         int i = 0, ret = 0, index = 0;
4215         unsigned long flags;
4216         char time_line_name[16];
4217         int mirror = 0;
4218
4219         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
4220                 return -ENXIO;
4221
4222         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
4223                 if (!rk_fb->lcdc_dev_drv[i]) {
4224                         rk_fb->lcdc_dev_drv[i] = dev_drv;
4225                         rk_fb->lcdc_dev_drv[i]->id = id;
4226                         rk_fb->num_lcdc++;
4227                         break;
4228                 }
4229         }
4230
4231         index = i;
4232         init_lcdc_device_driver(rk_fb, win, index);
4233         dev_drv->fb_index_base = rk_fb->num_fb;
4234         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
4235                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
4236                 if (!fbi) {
4237                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
4238                         return -ENOMEM;
4239                 }
4240                 fb_par = devm_kzalloc(&fb_pdev->dev, sizeof(struct rk_fb_par),
4241                                       GFP_KERNEL);
4242                 if (!fb_par) {
4243                         dev_err(&fb_pdev->dev, "malloc fb_par for fb%d fail!",
4244                                 rk_fb->num_fb);
4245                         return -ENOMEM;
4246                 }
4247                 fb_par->id = rk_fb->num_fb;
4248                 fb_par->lcdc_drv = dev_drv;
4249                 fbi->par = (void *)fb_par;
4250                 fbi->var = def_var;
4251                 fbi->fix = def_fix;
4252                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
4253                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
4254                 if (dev_drv->dsp_mode == ONE_VOP_DUAL_MIPI_VER_SCAN) {
4255                         fbi->var.xres /= 2;
4256                         fbi->var.yres *= 2;
4257                         fbi->var.xres_virtual /= 2;
4258                         fbi->var.yres_virtual *= 2;
4259                 }
4260                 fbi->var.width = dev_drv->cur_screen->width;
4261                 fbi->var.height = dev_drv->cur_screen->height;
4262                 fbi->var.grayscale |=
4263                     (fbi->var.xres << 8) + (fbi->var.yres << 20);
4264 #if defined(CONFIG_LOGO_LINUX_BMP)
4265                 fbi->var.bits_per_pixel = 32;
4266 #else
4267                 fbi->var.bits_per_pixel = 16;
4268 #endif
4269                 fbi->fix.line_length =
4270                     (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
4271                 if (dev_drv->iommu_enabled)
4272                         fb_ops.fb_mmap = rk_fb_mmap;
4273                 fbi->fbops = &fb_ops;
4274                 fbi->flags = FBINFO_FLAG_DEFAULT;
4275                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
4276                 ret = register_framebuffer(fbi);
4277                 if (ret < 0) {
4278                         dev_err(&fb_pdev->dev,
4279                                 "%s fb%d register_framebuffer fail!\n",
4280                                 __func__, rk_fb->num_fb);
4281                         return ret;
4282                 }
4283                 rkfb_create_sysfs(fbi);
4284                 rk_fb->fb[rk_fb->num_fb] = fbi;
4285                 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
4286                          fbi->fix.id);
4287                 rk_fb->num_fb++;
4288
4289                 if (i == 0) {
4290                         init_waitqueue_head(&dev_drv->vsync_info.wait);
4291                         init_waitqueue_head(&dev_drv->update_regs_wait);
4292                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
4293                         if (ret)
4294                                 dev_err(fbi->dev,
4295                                         "failed to create vsync file\n");
4296                         dev_drv->vsync_info.thread =
4297                             kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
4298                                         "fb-vsync");
4299                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
4300                                 dev_err(fbi->dev,
4301                                         "failed to run vsync thread\n");
4302                                 dev_drv->vsync_info.thread = NULL;
4303                         }
4304                         dev_drv->vsync_info.active = 1;
4305
4306                         mutex_init(&dev_drv->output_lock);
4307
4308                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
4309                         INIT_LIST_HEAD(&dev_drv->saved_list);
4310                         mutex_init(&dev_drv->update_regs_list_lock);
4311                         init_kthread_worker(&dev_drv->update_regs_worker);
4312
4313                         dev_drv->update_regs_thread =
4314                             kthread_run(kthread_worker_fn,
4315                                         &dev_drv->update_regs_worker, "rk-fb");
4316                         if (IS_ERR(dev_drv->update_regs_thread)) {
4317                                 int err = PTR_ERR(dev_drv->update_regs_thread);
4318
4319                                 dev_drv->update_regs_thread = NULL;
4320                                 pr_info("failed to run update_regs thread\n");
4321                                 return err;
4322                         }
4323                         init_kthread_work(&dev_drv->update_regs_work,
4324                                           rk_fb_update_regs_handler);
4325
4326                         snprintf(time_line_name, sizeof(time_line_name),
4327                                  "vop%d-timeline", id);
4328                         dev_drv->timeline =
4329                             sw_sync_timeline_create(time_line_name);
4330                         dev_drv->timeline_max = 1;
4331                 }
4332         }
4333
4334         /* show logo for primary display device */
4335 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE)
4336         if (dev_drv->prop == PRMRY) {
4337                 u16 xact, yact;
4338                 int format;
4339                 u32 dsp_addr;
4340                 struct fb_info *main_fbi = rk_fb->fb[0];
4341
4342                 main_fbi->fbops->fb_open(main_fbi, 1);
4343                 main_fbi->var.pixclock = dev_drv->pixclock;
4344                 if (dev_drv->iommu_enabled) {
4345                         if (dev_drv->mmu_dev)
4346                                 rockchip_iovmm_set_fault_handler(dev_drv->dev,
4347                                                 rk_fb_sysmmu_fault_handler);
4348                 }
4349
4350                 rk_fb_alloc_buffer(main_fbi);   /* only alloc memory for main fb */
4351                 dev_drv->uboot_logo = support_uboot_display();
4352
4353                 if (dev_drv->uboot_logo &&
4354                     uboot_logo_offset && uboot_logo_base) {
4355                         int width, height, bits, xvir;
4356                         phys_addr_t start = uboot_logo_base + uboot_logo_offset;
4357                         unsigned int size = uboot_logo_size - uboot_logo_offset;
4358                         unsigned int nr_pages;
4359                         int ymirror = 0;
4360                         struct page **pages;
4361                         char *vaddr;
4362                         int logo_len, i = 0;
4363
4364                         if (dev_drv->ops->get_dspbuf_info)
4365                                 dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
4366                                         &yact, &format, &dsp_addr, &ymirror);
4367                         logo_len = rk_fb_pixel_width(format) * xact * yact >> 3;
4368                         nr_pages = size >> PAGE_SHIFT;
4369                         pages = kzalloc(sizeof(struct page) * nr_pages,
4370                                         GFP_KERNEL);
4371                         if (!pages)
4372                                 return -ENOMEM;
4373                         while (i < nr_pages) {
4374                                 pages[i] = phys_to_page(start);
4375                                 start += PAGE_SIZE;
4376                                 i++;
4377                         }
4378                         vaddr = vmap(pages, nr_pages, VM_MAP, PAGE_KERNEL);
4379                         if (!vaddr) {
4380                                 pr_err("failed to vmap phy addr 0x%lx\n",
4381                                        (long)(uboot_logo_base +
4382                                        uboot_logo_offset));
4383                                 kfree(pages);
4384                                 return -1;
4385                         }
4386
4387                         if (bmpdecoder(vaddr, main_fbi->screen_base, &width,
4388                                        &height, &bits)) {
4389                                 kfree(pages);
4390                                 vunmap(vaddr);
4391                                 return 0;
4392                         }
4393                         kfree(pages);
4394                         vunmap(vaddr);
4395                         if (width != xact || height != yact) {
4396                                 pr_err("can't support uboot kernel logo use different size [%dx%d] != [%dx%d]\n",
4397                                        xact, yact, width, height);
4398                                 return 0;
4399                         }
4400                         xvir = ALIGN(width * bits, 1 << 5) >> 5;
4401                         ymirror = 0;
4402                         local_irq_save(flags);
4403                         if (dev_drv->ops->wait_frame_start)
4404                                 dev_drv->ops->wait_frame_start(dev_drv, 0);
4405                         mirror = ymirror || dev_drv->cur_screen->y_mirror;
4406                         if (dev_drv->ops->post_dspbuf) {
4407                                 dev_drv->ops->post_dspbuf(dev_drv,
4408                                         main_fbi->fix.smem_start +
4409                                         (mirror ? logo_len : 0),
4410                                         rk_fb_data_fmt(0, bits),
4411                                         width, height, xvir,
4412                                         ymirror);
4413                         }
4414                         if (dev_drv->iommu_enabled) {
4415                                 rk_fb_poll_wait_frame_complete();
4416                                 if (dev_drv->ops->mmu_en)
4417                                         dev_drv->ops->mmu_en(dev_drv);
4418                                 freed_index = 0;
4419                         }
4420                         local_irq_restore(flags);
4421                         return 0;
4422                 } else if (dev_drv->uboot_logo && uboot_logo_base) {
4423                         u32 start = uboot_logo_base;
4424                         int logo_len, i = 0;
4425                         int y_mirror = 0;
4426                         unsigned int nr_pages;
4427                         struct page **pages;
4428                         char *vaddr;
4429                         int align = 0, xvir;
4430
4431                         dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
4432                                                       &yact, &format,
4433                                                       &start,
4434                                                       &y_mirror);
4435                         logo_len = rk_fb_pixel_width(format) * xact * yact >> 3;
4436                         if (logo_len > uboot_logo_size ||
4437                             logo_len > main_fbi->fix.smem_len) {
4438                                 pr_err("logo size > uboot reserve buffer size\n");
4439                                 return -1;
4440                         }
4441                         if (y_mirror)
4442                                 start -= logo_len;
4443
4444                         align = start % PAGE_SIZE;
4445                         start -= align;
4446                         nr_pages = PAGE_ALIGN(logo_len + align) >> PAGE_SHIFT;
4447                         pages = kzalloc(sizeof(struct page) * nr_pages,
4448                                         GFP_KERNEL);
4449                         if (!pages)
4450                                 return -ENOMEM;
4451                         while (i < nr_pages) {
4452                                 pages[i] = phys_to_page(start);
4453                                 start += PAGE_SIZE;
4454                                 i++;
4455                         }
4456                         vaddr = vmap(pages, nr_pages, VM_MAP, PAGE_KERNEL);
4457                         if (!vaddr) {
4458                                 pr_err("failed to vmap phy addr 0x%x\n",
4459                                        start);
4460                                 kfree(pages);
4461                                 return -1;
4462                         }
4463
4464                         memcpy(main_fbi->screen_base, vaddr + align, logo_len);
4465
4466                         kfree(pages);
4467                         vunmap(vaddr);
4468                         xvir = ALIGN(xact * rk_fb_pixel_width(format),
4469                                      1 << 5) >> 5;
4470                         local_irq_save(flags);
4471                         if (dev_drv->ops->wait_frame_start)
4472                                 dev_drv->ops->wait_frame_start(dev_drv, 0);
4473                         mirror = y_mirror || dev_drv->cur_screen->y_mirror;
4474                         dev_drv->ops->post_dspbuf(dev_drv,
4475                                         main_fbi->fix.smem_start +
4476                                         (mirror ? logo_len : 0),
4477                                         format, xact, yact,
4478                                         xvir,
4479                                         y_mirror);
4480                         if (dev_drv->iommu_enabled) {
4481                                 rk_fb_poll_wait_frame_complete();
4482                                 if (dev_drv->ops->mmu_en)
4483                                         dev_drv->ops->mmu_en(dev_drv);
4484                                 freed_index = 0;
4485                         }
4486                         local_irq_restore(flags);
4487                         return 0;
4488                 } else {
4489                         if (dev_drv->iommu_enabled) {
4490                                 if (dev_drv->ops->mmu_en)
4491                                         dev_drv->ops->mmu_en(dev_drv);
4492                                 freed_index = 0;
4493                         }
4494                 }
4495 #if defined(CONFIG_LOGO)
4496                 main_fbi->fbops->fb_set_par(main_fbi);
4497 #if  defined(CONFIG_LOGO_LINUX_BMP)
4498                 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
4499                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4500                         fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
4501                 }
4502 #else
4503                 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
4504                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4505                         fb_show_logo(main_fbi, FB_ROTATE_UR);
4506                 }
4507 #endif
4508                 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
4509 #endif
4510         } else {
4511                 struct fb_info *extend_fbi = rk_fb->fb[dev_drv->fb_index_base];
4512
4513                 extend_fbi->var.pixclock = rk_fb->fb[0]->var.pixclock;
4514                 if (rk_fb->disp_mode == DUAL_LCD) {
4515                         extend_fbi->fbops->fb_open(extend_fbi, 1);
4516                         if (dev_drv->iommu_enabled) {
4517                                 if (dev_drv->mmu_dev)
4518                                         rockchip_iovmm_set_fault_handler(dev_drv->dev,
4519                                                                          rk_fb_sysmmu_fault_handler);
4520                         }
4521                         rk_fb_alloc_buffer(extend_fbi);
4522                 }
4523         }
4524 #endif
4525         return 0;
4526 }
4527
4528 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
4529 {
4530         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
4531         struct fb_info *fbi;
4532         int fb_index_base = dev_drv->fb_index_base;
4533         int fb_num = dev_drv->lcdc_win_num;
4534         int i = 0;
4535
4536         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
4537                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
4538                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
4539         }
4540
4541         for (i = 0; i < fb_num; i++)
4542                 kfree(dev_drv->win[i]);
4543
4544         for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
4545                 fbi = fb_inf->fb[i];
4546                 unregister_framebuffer(fbi);
4547                 /* rk_release_fb_buffer(fbi); */
4548                 framebuffer_release(fbi);
4549         }
4550         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
4551         fb_inf->num_lcdc--;
4552
4553         return 0;
4554 }
4555
4556 int rk_fb_set_car_reverse_status(struct rk_lcdc_driver *dev_drv,
4557                                  int status)
4558 {
4559         char *envp[3] = {"Request", "FORCE UPDATE", NULL};
4560
4561         if (status) {
4562                 car_reversing = 1;
4563                 flush_kthread_worker(&dev_drv->update_regs_worker);
4564                 dev_drv->timeline_max++;
4565 #ifdef H_USE_FENCE
4566                 sw_sync_timeline_inc(dev_drv->timeline, 1);
4567 #endif
4568                 pr_debug("%s: camcap reverse start...\n", __func__);
4569         } else {
4570                 car_reversing = 0;
4571                 kobject_uevent_env(&dev_drv->dev->kobj,
4572                                    KOBJ_CHANGE, envp);
4573                 pr_debug("%s: camcap reverse finish...\n", __func__);
4574         }
4575
4576         return 0;
4577 }
4578
4579 static int rk_fb_probe(struct platform_device *pdev)
4580 {
4581         struct rk_fb *rk_fb = NULL;
4582         struct device_node *np = pdev->dev.of_node;
4583         u32 mode, ret;
4584         struct device_node *node;
4585
4586         if (!np) {
4587                 dev_err(&pdev->dev, "Missing device tree node.\n");
4588                 return -EINVAL;
4589         }
4590
4591         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
4592         if (!rk_fb) {
4593                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
4594                 return -ENOMEM;
4595         }
4596         platform_set_drvdata(pdev, rk_fb);
4597
4598         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
4599                 rk_fb->disp_mode = mode;
4600
4601         } else {
4602                 dev_err(&pdev->dev, "no disp-mode node found!");
4603                 return -ENODEV;
4604         }
4605
4606         if (!of_property_read_u32(np, "rockchip,disp-policy", &mode)) {
4607                 rk_fb->disp_policy = mode;
4608                 pr_info("fb disp policy is %s\n",
4609                         rk_fb->disp_policy ? "box" : "sdk");
4610         }
4611
4612         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
4613                 pr_info("uboot-logo-on:%d\n", uboot_logo_on);
4614
4615         dev_set_name(&pdev->dev, "rockchip-fb");
4616 #if defined(CONFIG_ION_ROCKCHIP)
4617         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
4618         if (IS_ERR(rk_fb->ion_client)) {
4619                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
4620                 return PTR_ERR(rk_fb->ion_client);
4621         } else {
4622                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
4623         }
4624 #endif
4625
4626         node = of_parse_phandle(np, "memory-region", 0);
4627         if (node) {
4628                 struct resource r;
4629
4630                 ret = of_address_to_resource(node, 0, &r);
4631                 if (ret)
4632                         return ret;
4633
4634                 if (uboot_logo_on) {
4635                         uboot_logo_base = r.start;
4636                         uboot_logo_size = resource_size(&r);
4637
4638                         if (uboot_logo_size > SZ_16M)
4639                                 uboot_logo_offset = SZ_16M;
4640                         else
4641                                 uboot_logo_offset = 0;
4642                 }
4643                 pr_info("logo: base=0x%llx, size=0x%llx, offset=0x%llx\n",
4644                         uboot_logo_base, uboot_logo_size, uboot_logo_offset);
4645         }
4646
4647         fb_pdev = pdev;
4648         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
4649         return 0;
4650 }
4651
4652 static int rk_fb_remove(struct platform_device *pdev)
4653 {
4654         platform_set_drvdata(pdev, NULL);
4655         return 0;
4656 }
4657
4658 static void rk_fb_shutdown(struct platform_device *pdev)
4659 {
4660         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4661         int i;
4662
4663         for (i = 0; i < rk_fb->num_lcdc; i++) {
4664                 if (!rk_fb->lcdc_dev_drv[i])
4665                         continue;
4666                 sw_sync_timeline_inc(rk_fb->lcdc_dev_drv[i]->timeline, 1);
4667         }
4668 }
4669
4670 static const struct of_device_id rkfb_dt_ids[] = {
4671         {.compatible = "rockchip,rk-fb",},
4672         {}
4673 };
4674
4675 static struct platform_driver rk_fb_driver = {
4676         .probe = rk_fb_probe,
4677         .remove = rk_fb_remove,
4678         .driver = {
4679                    .name = "rk-fb",
4680                    .owner = THIS_MODULE,
4681                    .of_match_table = of_match_ptr(rkfb_dt_ids),
4682                    },
4683         .shutdown = rk_fb_shutdown,
4684 };
4685
4686 static int __init rk_fb_init(void)
4687 {
4688         return platform_driver_register(&rk_fb_driver);
4689 }
4690
4691 static void __exit rk_fb_exit(void)
4692 {
4693         platform_driver_unregister(&rk_fb_driver);
4694 }
4695
4696 fs_initcall(rk_fb_init);
4697 module_exit(rk_fb_exit);