drivers/video/rockchip/rk_fb.c

   1 /*
   2  * drivers/video/rockchip/rk_fb.c
   3  *
   4  * Copyright (C) ROCKCHIP, Inc.
   5  * Author:yxj<yxj@rock-chips.com>
   6  * This software is licensed under the terms of the GNU General Public
   7  * License version 2, as published by the Free Software Foundation, and
   8  * may be copied, distributed, and modified under those terms.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #include <linux/module.h>
  17 #include <linux/kernel.h>
  18 #include <linux/errno.h>
  19 #include <linux/string.h>
  20 #include <linux/mm.h>
  21 #include <linux/slab.h>
  22 #include <linux/delay.h>
  23 #include <linux/device.h>
  24 #include <linux/kthread.h>
  25 #include <linux/fb.h>
  26 #include <linux/init.h>
  27 #include <linux/vmalloc.h>
  28 #include <asm/div64.h>
  29 #include <linux/uaccess.h>
  30 #include <linux/rk_fb.h>
  31 #include <linux/linux_logo.h>
  32 #include <linux/dma-mapping.h>
  33 #include <linux/regulator/consumer.h>
  34
  35 #include "bmp_helper.h"
  36
  37 #if defined(CONFIG_RK_HDMI)
  38 #include "hdmi/rockchip-hdmi.h"
  39 #endif
  40
  41 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
  42 #include "rga/rga.h"
  43 #endif
  44
  45 #ifdef CONFIG_OF
  46 #include <linux/of.h>
  47 #include <linux/of_platform.h>
  48 #include <linux/of_gpio.h>
  49 #include <video/of_display_timing.h>
  50 #include <video/display_timing.h>
  51 #endif
  52
  53 #if defined(CONFIG_ION_ROCKCHIP)
  54 #include <linux/rockchip_ion.h>
  55 #include <linux/rockchip-iovmm.h>
  56 #include <linux/dma-buf.h>
  57 #include <linux/highmem.h>
  58 #endif
  59
  60 #define H_USE_FENCE 1
  61 /* #define FB_ROATE_BY_KERNEL 1 */
  62
  63 static int hdmi_switch_state;
  64 static struct platform_device *fb_pdev;
  65
  66 #if defined(CONFIG_FB_MIRRORING)
  67 int (*video_data_to_mirroring)(struct fb_info *info, u32 yuv_phy[2]);
  68 EXPORT_SYMBOL(video_data_to_mirroring);
  69 #endif
  70
  71 extern phys_addr_t uboot_logo_base;
  72 extern phys_addr_t uboot_logo_size;
  73 extern phys_addr_t uboot_logo_offset;
  74 static struct rk_fb_trsm_ops *trsm_lvds_ops;
  75 static struct rk_fb_trsm_ops *trsm_edp_ops;
  76 static struct rk_fb_trsm_ops *trsm_mipi_ops;
  77 static int uboot_logo_on;
  78
  79 static int rk_fb_debug_lvl;
  80 static int rk_fb_iommu_debug;
  81 module_param(rk_fb_debug_lvl, int, S_IRUGO | S_IWUSR);
  82 module_param(rk_fb_iommu_debug, int, S_IRUGO | S_IWUSR);
  83
  84 #define rk_fb_dbg(level, x...) do {             \
  85         if (unlikely(rk_fb_debug_lvl >= level)) \
  86                 pr_info(x);                     \
  87         } while (0)
  88 static int rk_fb_config_debug(struct rk_lcdc_driver *dev_drv,
  89                               struct rk_fb_win_cfg_data *win_data,
  90                               struct rk_fb_reg_data *regs, u32 cmd);
  91 int support_uboot_display(void)
  92 {
  93         return uboot_logo_on;
  94 }
  95
  96 int rk_fb_get_display_policy(void)
  97 {
  98         struct rk_fb *rk_fb;
  99
 100         if (fb_pdev) {
 101                 rk_fb = platform_get_drvdata(fb_pdev);
 102                 return rk_fb->disp_policy;
 103         } else {
 104                 return DISPLAY_POLICY_SDK;
 105         }
 106 }
 107
 108 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
 109 {
 110         switch (type) {
 111         case SCREEN_RGB:
 112         case SCREEN_LVDS:
 113         case SCREEN_DUAL_LVDS:
 114         case SCREEN_LVDS_10BIT:
 115         case SCREEN_DUAL_LVDS_10BIT:
 116                 trsm_lvds_ops = ops;
 117                 break;
 118         case SCREEN_EDP:
 119                 trsm_edp_ops = ops;
 120                 break;
 121         case SCREEN_MIPI:
 122         case SCREEN_DUAL_MIPI:
 123                 trsm_mipi_ops = ops;
 124                 break;
 125         default:
 126                 pr_warn("%s: unsupported transmitter: %d!\n",
 127                         __func__, type);
 128                 break;
 129         }
 130         return 0;
 131 }
 132
 133 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
 134 {
 135         struct rk_fb_trsm_ops *ops;
 136
 137         switch (type) {
 138         case SCREEN_RGB:
 139         case SCREEN_LVDS:
 140         case SCREEN_DUAL_LVDS:
 141         case SCREEN_LVDS_10BIT:
 142         case SCREEN_DUAL_LVDS_10BIT:
 143                 ops = trsm_lvds_ops;
 144                 break;
 145         case SCREEN_EDP:
 146                 ops = trsm_edp_ops;
 147                 break;
 148         case SCREEN_MIPI:
 149         case SCREEN_DUAL_MIPI:
 150                 ops = trsm_mipi_ops;
 151                 break;
 152         default:
 153                 ops = NULL;
 154                 pr_warn("%s: unsupported transmitter: %d!\n",
 155                         __func__, type);
 156                 break;
 157         }
 158         return ops;
 159 }
 160
 161 int rk_fb_pixel_width(int data_format)
 162 {
 163         int pixel_width;
 164
 165         switch (data_format) {
 166         case XBGR888:
 167         case XRGB888:
 168         case ABGR888:
 169         case ARGB888:
 170         case FBDC_ARGB_888:
 171         case FBDC_ABGR_888:
 172         case FBDC_RGBX_888:
 173                 pixel_width = 4 * 8;
 174                 break;
 175         case RGB888:
 176         case BGR888:
 177                 pixel_width = 3 * 8;
 178                 break;
 179         case RGB565:
 180         case BGR565:
 181         case FBDC_RGB_565:
 182                 pixel_width = 2 * 8;
 183                 break;
 184         case YUV422:
 185         case YUV420:
 186         case YUV420_NV21:
 187         case YUV444:
 188                 pixel_width = 1 * 8;
 189                 break;
 190         case YUV422_A:
 191         case YUV420_A:
 192         case YUV444_A:
 193                 pixel_width = 8;
 194                 break;
 195         case YUYV422:
 196         case UYVY422:
 197         case YUYV420:
 198         case UYVY420:
 199                 pixel_width = 16;
 200                 break;
 201         default:
 202                 pr_warn("%s: unsupported format: 0x%x\n",
 203                         __func__, data_format);
 204                 return -EINVAL;
 205         }
 206         return pixel_width;
 207 }
 208
 209 static int rk_fb_data_fmt(int data_format, int bits_per_pixel)
 210 {
 211         int fb_data_fmt;
 212
 213         if (data_format) {
 214                 switch (data_format) {
 215                 case HAL_PIXEL_FORMAT_RGBX_8888:
 216                         fb_data_fmt = XBGR888;
 217                         break;
 218                 case HAL_PIXEL_FORMAT_BGRX_8888:
 219                         fb_data_fmt = XRGB888;
 220                         break;
 221                 case HAL_PIXEL_FORMAT_RGBA_8888:
 222                         fb_data_fmt = ABGR888;
 223                         break;
 224                 case HAL_PIXEL_FORMAT_BGRA_8888:
 225                         fb_data_fmt = ARGB888;
 226                         break;
 227                 case HAL_PIXEL_FORMAT_RGB_888:
 228                         fb_data_fmt = RGB888;
 229                         break;
 230                 case HAL_PIXEL_FORMAT_BGR_888:
 231                         fb_data_fmt = BGR888;
 232                         break;
 233                 case HAL_PIXEL_FORMAT_RGB_565:
 234                         fb_data_fmt = RGB565;
 235                         break;
 236                 case HAL_PIXEL_FORMAT_BGR_565:
 237                         fb_data_fmt = BGR565;
 238                         break;
 239                 case HAL_PIXEL_FORMAT_YCbCr_422_SP:     /* yuv422 */
 240                         fb_data_fmt = YUV422;
 241                         break;
 242                 case HAL_PIXEL_FORMAT_YCrCb_420_SP:     /* YUV420---vuvuvu */
 243                         fb_data_fmt = YUV420_NV21;
 244                         break;
 245                 case HAL_PIXEL_FORMAT_YCrCb_NV12:       /* YUV420---uvuvuv */
 246                         fb_data_fmt = YUV420;
 247                         break;
 248                 case HAL_PIXEL_FORMAT_YCrCb_444:        /* yuv444 */
 249                         fb_data_fmt = YUV444;
 250                         break;
 251                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10:    /* yuv444 */
 252                         fb_data_fmt = YUV420_A;
 253                         break;
 254                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10:  /* yuv444 */
 255                         fb_data_fmt = YUV422_A;
 256                         break;
 257                 case HAL_PIXEL_FORMAT_YCrCb_444_SP_10:  /* yuv444 */
 258                         fb_data_fmt = YUV444_A;
 259                         break;
 260                 case HAL_PIXEL_FORMAT_FBDC_RGB565:      /* fbdc rgb565*/
 261                         fb_data_fmt = FBDC_RGB_565;
 262                         break;
 263                 case HAL_PIXEL_FORMAT_FBDC_U8U8U8U8:    /* fbdc argb888 */
 264                         fb_data_fmt = FBDC_ARGB_888;
 265                         break;
 266                 case HAL_PIXEL_FORMAT_FBDC_RGBA888:     /* fbdc abgr888 */
 267                         fb_data_fmt = FBDC_ABGR_888;
 268                         break;
 269                 case HAL_PIXEL_FORMAT_FBDC_U8U8U8:      /* fbdc rgb888 */
 270                         fb_data_fmt = FBDC_RGBX_888;
 271                         break;
 272                 case HAL_PIXEL_FORMAT_YUYV422:          /* yuyv422 */
 273                         fb_data_fmt = YUYV422;
 274                         break;
 275                 case HAL_PIXEL_FORMAT_YUYV420:          /* yuyv420 */
 276                         fb_data_fmt = YUYV420;
 277                         break;
 278                 case HAL_PIXEL_FORMAT_UYVY422:          /* uyvy422 */
 279                         fb_data_fmt = UYVY422;
 280                         break;
 281                 case HAL_PIXEL_FORMAT_UYVY420:          /* uyvy420 */
 282                         fb_data_fmt = UYVY420;
 283                         break;
 284                 default:
 285                         pr_warn("%s: unsupported format: 0x%x\n",
 286                                 __func__, data_format);
 287                         return -EINVAL;
 288                 }
 289         } else {
 290                 switch (bits_per_pixel) {
 291                 case 32:
 292                         fb_data_fmt = ARGB888;
 293                         break;
 294                 case 24:
 295                         fb_data_fmt = RGB888;
 296                         break;
 297                 case 16:
 298                         fb_data_fmt = RGB565;
 299                         break;
 300                 default:
 301                         pr_warn("%s: unsupported bits_per_pixel: %d\n",
 302                                 __func__, bits_per_pixel);
 303                         break;
 304                 }
 305         }
 306         return fb_data_fmt;
 307 }
 308
 309 /*
 310  * rk display power control parse from dts
 311  */
 312 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 313 {
 314         struct device_node *root = of_get_child_by_name(dev_drv->dev->of_node,
 315                                                         "power_ctr");
 316         struct device_node *child;
 317         struct rk_disp_pwr_ctr_list *pwr_ctr;
 318         struct list_head *pos;
 319         enum of_gpio_flags flags;
 320         u32 val = 0;
 321         u32 debug = 0;
 322         int ret;
 323
 324         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 325         if (!root) {
 326                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",
 327                         dev_drv->id);
 328                 return -ENODEV;
 329         }
 330
 331         for_each_child_of_node(root, child) {
 332                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list),
 333                                   GFP_KERNEL);
 334                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 335                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 336                         if (val == GPIO) {
 337                                 pwr_ctr->pwr_ctr.type = GPIO;
 338                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 339                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 340                                         dev_err(dev_drv->dev, "%s ivalid gpio\n",
 341                                                 child->name);
 342                                         return -EINVAL;
 343                                 }
 344                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 345                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,
 346                                                    child->name);
 347                                 if (ret) {
 348                                         dev_err(dev_drv->dev,
 349                                                 "request %s gpio fail:%d\n",
 350                                                 child->name, ret);
 351                                 }
 352
 353                         } else {
 354                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 355                                 pwr_ctr->pwr_ctr.rgl_name = NULL;
 356                                 ret = of_property_read_string(child, "rockchip,regulator_name",
 357                                                               &(pwr_ctr->pwr_ctr.rgl_name));
 358                                 if (ret || IS_ERR_OR_NULL(pwr_ctr->pwr_ctr.rgl_name))
 359                                         dev_err(dev_drv->dev, "get regulator name failed!\n");
 360                                 if (!of_property_read_u32(child, "rockchip,regulator_voltage", &val))
 361                                         pwr_ctr->pwr_ctr.volt = val;
 362                                 else
 363                                         pwr_ctr->pwr_ctr.volt = 0;
 364                         }
 365                 };
 366
 367                 if (!of_property_read_u32(child, "rockchip,delay", &val))
 368                         pwr_ctr->pwr_ctr.delay = val;
 369                 else
 370                         pwr_ctr->pwr_ctr.delay = 0;
 371                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 372         }
 373
 374         of_property_read_u32(root, "rockchip,debug", &debug);
 375
 376         if (debug) {
 377                 list_for_each(pos, &dev_drv->pwrlist_head) {
 378                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list,
 379                                              list);
 380                         pr_info("pwr_ctr_name:%s\n"
 381                                 "pwr_type:%s\n"
 382                                 "gpio:%d\n"
 383                                 "atv_val:%d\n"
 384                                 "delay:%d\n\n",
 385                                 pwr_ctr->pwr_ctr.name,
 386                                 (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 387                                 pwr_ctr->pwr_ctr.gpio,
 388                                 pwr_ctr->pwr_ctr.atv_val,
 389                                 pwr_ctr->pwr_ctr.delay);
 390                 }
 391         }
 392
 393         return 0;
 394 }
 395
 396 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 397 {
 398         struct list_head *pos;
 399         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 400         struct pwr_ctr *pwr_ctr;
 401         struct regulator *regulator_lcd = NULL;
 402         int count = 10;
 403
 404         if (list_empty(&dev_drv->pwrlist_head))
 405                 return 0;
 406         list_for_each(pos, &dev_drv->pwrlist_head) {
 407                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 408                                           list);
 409                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 410                 if (pwr_ctr->type == GPIO) {
 411                         gpio_direction_output(pwr_ctr->gpio, pwr_ctr->atv_val);
 412                         mdelay(pwr_ctr->delay);
 413                 } else if (pwr_ctr->type == REGULATOR) {
 414                         if (pwr_ctr->rgl_name)
 415                                 regulator_lcd =
 416                                         regulator_get(NULL, pwr_ctr->rgl_name);
 417                         if (regulator_lcd == NULL) {
 418                                 dev_err(dev_drv->dev,
 419                                         "%s: regulator get failed,regulator name:%s\n",
 420                                         __func__, pwr_ctr->rgl_name);
 421                                 continue;
 422                         }
 423                         regulator_set_voltage(regulator_lcd, pwr_ctr->volt, pwr_ctr->volt);
 424                         while (!regulator_is_enabled(regulator_lcd)) {
 425                                 if (regulator_enable(regulator_lcd) == 0 || count == 0)
 426                                         break;
 427                                 else
 428                                         dev_err(dev_drv->dev,
 429                                                 "regulator_enable failed,count=%d\n",
 430                                                 count);
 431                                 count--;
 432                         }
 433                         regulator_put(regulator_lcd);
 434                         msleep(pwr_ctr->delay);
 435                 }
 436         }
 437
 438         return 0;
 439 }
 440
 441 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 442 {
 443         struct list_head *pos;
 444         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 445         struct pwr_ctr *pwr_ctr;
 446         struct regulator *regulator_lcd = NULL;
 447         int count = 10;
 448
 449         if (list_empty(&dev_drv->pwrlist_head))
 450                 return 0;
 451         list_for_each(pos, &dev_drv->pwrlist_head) {
 452                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 453                                           list);
 454                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 455                 if (pwr_ctr->type == GPIO) {
 456                         gpio_set_value(pwr_ctr->gpio, !pwr_ctr->atv_val);
 457                 } else if (pwr_ctr->type == REGULATOR) {
 458                         if (pwr_ctr->rgl_name)
 459                                 regulator_lcd = regulator_get(NULL, pwr_ctr->rgl_name);
 460                         if (regulator_lcd == NULL) {
 461                                 dev_err(dev_drv->dev,
 462                                         "%s: regulator get failed,regulator name:%s\n",
 463                                         __func__, pwr_ctr->rgl_name);
 464                                 continue;
 465                         }
 466                         while (regulator_is_enabled(regulator_lcd) > 0) {
 467                                 if (regulator_disable(regulator_lcd) == 0 ||
 468                                     count == 0)
 469                                         break;
 470                                 else
 471                                         dev_err(dev_drv->dev,
 472                                                 "regulator_disable failed,count=%d\n",
 473                                                 count);
 474                                 count--;
 475                         }
 476                         regulator_put(regulator_lcd);
 477                 }
 478         }
 479         return 0;
 480 }
 481
 482 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 483                                  struct rk_screen *screen)
 484 {
 485         screen->mode.pixclock = dt->pixelclock.typ;
 486         screen->mode.left_margin = dt->hback_porch.typ;
 487         screen->mode.right_margin = dt->hfront_porch.typ;
 488         screen->mode.xres = dt->hactive.typ;
 489         screen->mode.hsync_len = dt->hsync_len.typ;
 490         screen->mode.upper_margin = dt->vback_porch.typ;
 491         screen->mode.lower_margin = dt->vfront_porch.typ;
 492         screen->mode.yres = dt->vactive.typ;
 493         screen->mode.vsync_len = dt->vsync_len.typ;
 494         screen->type = dt->screen_type;
 495         screen->lvds_format = dt->lvds_format;
 496         screen->face = dt->face;
 497         screen->color_mode = dt->color_mode;
 498         screen->dsp_lut = dt->dsp_lut;
 499         screen->cabc_lut = dt->cabc_lut;
 500         screen->cabc_gamma_base = dt->cabc_gamma_base;
 501
 502         if (dt->flags & DISPLAY_FLAGS_INTERLACED)
 503                 screen->mode.vmode |= FB_VMODE_INTERLACED;
 504         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 505                 screen->pin_dclk = 1;
 506         else
 507                 screen->pin_dclk = 0;
 508         if (dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 509                 screen->pin_hsync = 1;
 510         else
 511                 screen->pin_hsync = 0;
 512         if (dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 513                 screen->pin_vsync = 1;
 514         else
 515                 screen->pin_vsync = 0;
 516         if (dt->flags & DISPLAY_FLAGS_DE_HIGH)
 517                 screen->pin_den = 1;
 518         else
 519                 screen->pin_den = 0;
 520
 521         return 0;
 522 }
 523
 524 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 525 {
 526         struct display_timings *disp_timing;
 527         struct display_timing *dt;
 528
 529         disp_timing = of_get_display_timings(np);
 530         if (!disp_timing) {
 531                 pr_err("parse display timing err\n");
 532                 return -EINVAL;
 533         }
 534         dt = display_timings_get(disp_timing, disp_timing->native_mode);
 535         rk_fb_video_mode_from_timing(dt, screen);
 536
 537         return 0;
 538 }
 539
 540 int rk_fb_calc_fps(struct rk_screen *screen, u32 pixclock)
 541 {
 542         int x, y;
 543         unsigned long long hz;
 544
 545         if (!screen) {
 546                 pr_err("%s:null screen!\n", __func__);
 547                 return 0;
 548         }
 549         x = screen->mode.xres + screen->mode.left_margin +
 550             screen->mode.right_margin + screen->mode.hsync_len;
 551         y = screen->mode.yres + screen->mode.upper_margin +
 552             screen->mode.lower_margin + screen->mode.vsync_len;
 553
 554         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 555
 556         hz += (x * y) / 2;
 557         do_div(hz, x * y);      /* divide by x * y with rounding */
 558
 559         hz += pixclock / 2;
 560         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 561
 562         return hz;
 563 }
 564
 565 char *get_format_string(enum data_format format, char *fmt)
 566 {
 567         if (!fmt)
 568                 return NULL;
 569         switch (format) {
 570         case ARGB888:
 571                 strcpy(fmt, "ARGB888");
 572                 break;
 573         case RGB888:
 574                 strcpy(fmt, "RGB888");
 575                 break;
 576         case BGR888:
 577                 strcpy(fmt, "BGR888");
 578                 break;
 579         case RGB565:
 580                 strcpy(fmt, "RGB565");
 581                 break;
 582         case BGR565:
 583                 strcpy(fmt, "BGR565");
 584                 break;
 585         case YUV420:
 586         case YUV420_NV21:
 587                 strcpy(fmt, "YUV420");
 588                 break;
 589         case YUV422:
 590                 strcpy(fmt, "YUV422");
 591                 break;
 592         case YUV444:
 593                 strcpy(fmt, "YUV444");
 594                 break;
 595         case YUV420_A:
 596                 strcpy(fmt, "YUV420_A");
 597                 break;
 598         case YUV422_A:
 599                 strcpy(fmt, "YUV422_A");
 600                 break;
 601         case YUV444_A:
 602                 strcpy(fmt, "YUV444_A");
 603                 break;
 604         case XRGB888:
 605                 strcpy(fmt, "XRGB888");
 606                 break;
 607         case XBGR888:
 608                 strcpy(fmt, "XBGR888");
 609                 break;
 610         case ABGR888:
 611                 strcpy(fmt, "ABGR888");
 612                 break;
 613         case FBDC_RGB_565:
 614                 strcpy(fmt, "FBDC_RGB_565");
 615                 break;
 616         case FBDC_ARGB_888:
 617         case FBDC_ABGR_888:
 618                 strcpy(fmt, "FBDC_ARGB_888");
 619                 break;
 620         case FBDC_RGBX_888:
 621                 strcpy(fmt, "FBDC_RGBX_888");
 622                 break;
 623         case YUYV422:
 624                 strcpy(fmt, "YUYV422");
 625                 break;
 626         case YUYV420:
 627                 strcpy(fmt, "YUYV420");
 628                 break;
 629         case UYVY422:
 630                 strcpy(fmt, "UYVY422");
 631                 break;
 632         case UYVY420:
 633                 strcpy(fmt, "UYVY420");
 634                 break;
 635         default:
 636                 strcpy(fmt, "invalid");
 637                 break;
 638         }
 639
 640         return fmt;
 641 }
 642
 643 /*
 644  * this is for hdmi
 645  * name: lcdc device name ,lcdc0 , lcdc1
 646  */
 647 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 648 {
 649         struct rk_fb *inf = NULL;
 650         struct rk_lcdc_driver *dev_drv = NULL;
 651         int i = 0;
 652
 653         if (likely(fb_pdev))
 654                 inf = platform_get_drvdata(fb_pdev);
 655         else
 656                 return NULL;
 657
 658         for (i = 0; i < inf->num_lcdc; i++) {
 659                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name)) {
 660                         dev_drv = inf->lcdc_dev_drv[i];
 661                         break;
 662                 }
 663         }
 664
 665         return dev_drv;
 666 }
 667
 668 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 669 {
 670         struct rk_fb *inf = NULL;
 671         struct rk_lcdc_driver *dev_drv = NULL;
 672         int i = 0;
 673
 674         if (likely(fb_pdev))
 675                 inf = platform_get_drvdata(fb_pdev);
 676         else
 677                 return NULL;
 678
 679         for (i = 0; i < inf->num_lcdc; i++) {
 680                 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
 681                         dev_drv = inf->lcdc_dev_drv[i];
 682                         break;
 683                 }
 684         }
 685
 686         return dev_drv;
 687 }
 688
 689 static __maybe_unused struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
 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 (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 702                         dev_drv = inf->lcdc_dev_drv[i];
 703                         break;
 704                 }
 705         }
 706
 707         return dev_drv;
 708 }
 709
 710 /*
 711  * get one frame time of the prmry screen, unit: us
 712  */
 713 u32 rk_fb_get_prmry_screen_ft(void)
 714 {
 715         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 716         u32 htotal, vtotal, pixclock_ps;
 717         u64 pix_total, ft_us;
 718
 719         if (unlikely(!dev_drv))
 720                 return 0;
 721
 722         pixclock_ps = dev_drv->pixclock;
 723
 724         vtotal = dev_drv->cur_screen->mode.upper_margin +
 725                  dev_drv->cur_screen->mode.lower_margin +
 726                  dev_drv->cur_screen->mode.yres +
 727                  dev_drv->cur_screen->mode.vsync_len;
 728         htotal = dev_drv->cur_screen->mode.left_margin +
 729                  dev_drv->cur_screen->mode.right_margin +
 730                  dev_drv->cur_screen->mode.xres +
 731                  dev_drv->cur_screen->mode.hsync_len;
 732         pix_total = htotal * vtotal;
 733         ft_us = pix_total * pixclock_ps;
 734         do_div(ft_us, 1000000);
 735         if (dev_drv->frame_time.ft == 0)
 736                 dev_drv->frame_time.ft = ft_us;
 737
 738         ft_us = dev_drv->frame_time.framedone_t - dev_drv->frame_time.last_framedone_t;
 739         do_div(ft_us, 1000);
 740         ft_us = min(dev_drv->frame_time.ft, (u32)ft_us);
 741         if (ft_us != 0)
 742                 dev_drv->frame_time.ft = ft_us;
 743
 744         return dev_drv->frame_time.ft;
 745 }
 746
 747 /*
 748  * get the vblanking time of the prmry screen, unit: us
 749  */
 750 u32 rk_fb_get_prmry_screen_vbt(void)
 751 {
 752         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 753         u32 htotal, vblank, pixclock_ps;
 754         u64 pix_blank, vbt_us;
 755
 756         if (unlikely(!dev_drv))
 757                 return 0;
 758
 759         pixclock_ps = dev_drv->pixclock;
 760
 761         htotal = (dev_drv->cur_screen->mode.left_margin +
 762                   dev_drv->cur_screen->mode.right_margin +
 763                   dev_drv->cur_screen->mode.xres +
 764                   dev_drv->cur_screen->mode.hsync_len);
 765         vblank = (dev_drv->cur_screen->mode.upper_margin +
 766                   dev_drv->cur_screen->mode.lower_margin +
 767                   dev_drv->cur_screen->mode.vsync_len);
 768         pix_blank = htotal * vblank;
 769         vbt_us = pix_blank * pixclock_ps;
 770         do_div(vbt_us, 1000000);
 771         return (u32)vbt_us;
 772 }
 773
 774 /*
 775  * get the frame done time of the prmry screen, unit: us
 776  */
 777 u64 rk_fb_get_prmry_screen_framedone_t(void)
 778 {
 779         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 780
 781         if (unlikely(!dev_drv))
 782                 return 0;
 783         else
 784                 return dev_drv->frame_time.framedone_t;
 785 }
 786
 787 /*
 788  * set prmry screen status
 789  */
 790 int rk_fb_set_prmry_screen_status(int status)
 791 {
 792         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 793         struct rk_screen *screen;
 794
 795         if (unlikely(!dev_drv))
 796                 return 0;
 797
 798         screen = dev_drv->cur_screen;
 799         switch (status) {
 800         case SCREEN_PREPARE_DDR_CHANGE:
 801                 if (screen->type == SCREEN_MIPI ||
 802                     screen->type == SCREEN_DUAL_MIPI) {
 803                         if (dev_drv->trsm_ops->dsp_pwr_off)
 804                                 dev_drv->trsm_ops->dsp_pwr_off();
 805                 }
 806                 break;
 807         case SCREEN_UNPREPARE_DDR_CHANGE:
 808                 if (screen->type == SCREEN_MIPI ||
 809                     screen->type == SCREEN_DUAL_MIPI) {
 810                         if (dev_drv->trsm_ops->dsp_pwr_on)
 811                                 dev_drv->trsm_ops->dsp_pwr_on();
 812                 }
 813                 break;
 814         default:
 815                 break;
 816         }
 817
 818         return 0;
 819 }
 820
 821 u32 rk_fb_get_prmry_screen_pixclock(void)
 822 {
 823         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 824
 825         if (unlikely(!dev_drv))
 826                 return 0;
 827         else
 828                 return dev_drv->pixclock;
 829 }
 830
 831 int rk_fb_poll_prmry_screen_vblank(void)
 832 {
 833         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 834
 835         if (likely(dev_drv)) {
 836                 if (dev_drv->ops->poll_vblank)
 837                         return dev_drv->ops->poll_vblank(dev_drv);
 838                 else
 839                         return RK_LF_STATUS_NC;
 840         } else {
 841                 return RK_LF_STATUS_NC;
 842         }
 843 }
 844
 845 bool rk_fb_poll_wait_frame_complete(void)
 846 {
 847         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 848         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 849
 850         if (likely(dev_drv)) {
 851                 if (dev_drv->ops->set_irq_to_cpu)
 852                         dev_drv->ops->set_irq_to_cpu(dev_drv, 0);
 853         }
 854
 855         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC) {
 856                 if (likely(dev_drv)) {
 857                         if (dev_drv->ops->set_irq_to_cpu)
 858                                 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 859                 }
 860                 return false;
 861         }
 862         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout)
 863                 ;
 864         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout)
 865                 ;
 866         if (likely(dev_drv)) {
 867                 if (dev_drv->ops->set_irq_to_cpu)
 868                         dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 869         }
 870
 871         return true;
 872 }
 873
 874 /* rk_fb_get_sysmmu_device_by_compatible()
 875  * @compt: dts device compatible name
 876  * return value: success: pointer to the device inside of platform device
 877  *               fail: NULL
 878  */
 879 struct device *rk_fb_get_sysmmu_device_by_compatible(const char *compt)
 880 {
 881         struct device_node *dn = NULL;
 882         struct platform_device *pd = NULL;
 883         struct device *ret = NULL ;
 884
 885         dn = of_find_compatible_node(NULL, NULL, compt);
 886         if (!dn) {
 887                 pr_info("can't find device node %s \r\n", compt);
 888                 return NULL;
 889         }
 890
 891         pd = of_find_device_by_node(dn);
 892         if (!pd) {
 893                 pr_info("can't find platform device node %s \r\n", compt);
 894                 return  NULL;
 895         }
 896         ret = &pd->dev;
 897
 898         return ret;
 899 }
 900
 901 #ifdef CONFIG_IOMMU_API
 902 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
 903 {
 904         dev->archdata.iommu = sysmmu;
 905 }
 906 #else
 907 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
 908 {
 909 }
 910 #endif
 911
 912 static int rk_fb_open(struct fb_info *info, int user)
 913 {
 914         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
 915         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
 916         int win_id;
 917
 918         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 919         fb_par->state++;
 920         /* if this win aready opened ,no need to reopen */
 921         if (dev_drv->win[win_id]->state)
 922                 return 0;
 923         else
 924                 dev_drv->ops->open(dev_drv, win_id, 1);
 925         return 0;
 926 }
 927
 928 static int rk_fb_close(struct fb_info *info, int user)
 929 {
 930         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
 931         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
 932         struct rk_lcdc_win *win = NULL;
 933         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 934
 935         if (win_id >= 0) {
 936                 win = dev_drv->win[win_id];
 937                 if (fb_par->state)
 938                         fb_par->state--;
 939                 if (!fb_par->state) {
 940                         if (fb_par->fb_phy_base > 0)
 941                                 info->fix.smem_start = fb_par->fb_phy_base;
 942                         info->var.xres = dev_drv->screen0->mode.xres;
 943                         info->var.yres = dev_drv->screen0->mode.yres;
 944                         /*
 945                          *info->var.grayscale |=
 946                          *   (info->var.xres << 8) + (info->var.yres << 20);
 947                          */
 948                         info->var.xres_virtual = info->var.xres;
 949                         info->var.yres_virtual = info->var.yres;
 950 #if defined(CONFIG_LOGO_LINUX_BMP)
 951                         info->var.bits_per_pixel = 32;
 952 #else
 953                         info->var.bits_per_pixel = 16;
 954 #endif
 955                         info->fix.line_length =
 956                             (info->var.xres_virtual) *
 957                             (info->var.bits_per_pixel >> 3);
 958                         info->var.width = dev_drv->screen0->width;
 959                         info->var.height = dev_drv->screen0->height;
 960                         info->var.pixclock = dev_drv->pixclock;
 961                         info->var.left_margin =
 962                                 dev_drv->screen0->mode.left_margin;
 963                         info->var.right_margin =
 964                                 dev_drv->screen0->mode.right_margin;
 965                         info->var.upper_margin =
 966                                 dev_drv->screen0->mode.upper_margin;
 967                         info->var.lower_margin =
 968                                 dev_drv->screen0->mode.lower_margin;
 969                         info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 970                         info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 971                 }
 972         }
 973
 974         return 0;
 975 }
 976
 977 #if defined(FB_ROATE_BY_KERNEL)
 978
 979 #if defined(CONFIG_RK29_IPP)
 980 static int get_ipp_format(int fmt)
 981 {
 982         int ipp_fmt = IPP_XRGB_8888;
 983
 984         switch (fmt) {
 985         case HAL_PIXEL_FORMAT_RGBX_8888:
 986         case HAL_PIXEL_FORMAT_BGRX_8888:
 987         case HAL_PIXEL_FORMAT_RGBA_8888:
 988         case HAL_PIXEL_FORMAT_BGRA_8888:
 989         case HAL_PIXEL_FORMAT_RGB_888:
 990         case HAL_PIXEL_FORMAT_BGR_888:
 991                 ipp_fmt = IPP_XRGB_8888;
 992                 break;
 993         case HAL_PIXEL_FORMAT_RGB_565:
 994         case HAL_PIXEL_FORMAT_BGR_565:
 995                 ipp_fmt = IPP_RGB_565;
 996                 break;
 997         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
 998                 ipp_fmt = IPP_Y_CBCR_H2V1;
 999                 break;
1000         case HAL_PIXEL_FORMAT_YCrCb_NV12:
1001                 ipp_fmt = IPP_Y_CBCR_H2V2;
1002                 break;
1003         case HAL_PIXEL_FORMAT_YCrCb_444:
1004                 ipp_fmt = IPP_Y_CBCR_H1V1;
1005                 break;
1006         default:
1007                 ipp_fmt = IPP_IMGTYPE_LIMIT;
1008                 break;
1009         }
1010
1011         return ipp_fmt;
1012 }
1013
1014 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
1015                           int rotation, int fmt)
1016 {
1017         int align16 = 2;
1018         int align64 = 8;
1019
1020         if (fmt == IPP_XRGB_8888) {
1021                 align16 = 1;
1022                 align64 = 2;
1023         } else if (fmt == IPP_RGB_565) {
1024                 align16 = 1;
1025                 align64 = 4;
1026         } else {
1027                 align16 = 2;
1028                 align64 = 8;
1029         }
1030         align16 -= 1;           /*for YUV, 1 */
1031         align64 -= 1;           /*for YUV, 7 */
1032
1033         if (rotation == IPP_ROT_0) {
1034                 if (fmt > IPP_RGB_565) {
1035                         if ((*dst_w & 1) != 0)
1036                                 *dst_w = *dst_w + 1;
1037                         if ((*dst_h & 1) != 0)
1038                                 *dst_h = *dst_h + 1;
1039                         if (*dst_vir_w < *dst_w)
1040                                 *dst_vir_w = *dst_w;
1041                 }
1042         } else {
1043                 if ((*dst_w & align64) != 0)
1044                         *dst_w = (*dst_w + align64) & (~align64);
1045                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
1046                         *dst_h = *dst_h + 1;
1047                 if (*dst_vir_w < *dst_w)
1048                         *dst_vir_w = *dst_w;
1049         }
1050 }
1051
1052 static void fb_copy_by_ipp(struct fb_info *dst_info,
1053                            struct fb_info *src_info)
1054 {
1055         struct rk29_ipp_req ipp_req;
1056         uint32_t rotation = 0;
1057         int dst_w, dst_h, dst_vir_w;
1058         int ipp_fmt;
1059         u8 data_format = (dst_info->var.nonstd) & 0xff;
1060         struct rk_fb_par *fb_par = (struct rk_fb_par *)dst_info->par;
1061         struct rk_lcdc_driver *ext_dev_drv = fb_par->lcdc_drv;
1062         u16 orientation = ext_dev_drv->rotate_mode;
1063
1064         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
1065
1066         switch (orientation) {
1067         case 0:
1068                 rotation = IPP_ROT_0;
1069                 break;
1070         case ROTATE_90:
1071                 rotation = IPP_ROT_90;
1072                 break;
1073         case ROTATE_180:
1074                 rotation = IPP_ROT_180;
1075                 break;
1076         case ROTATE_270:
1077                 rotation = IPP_ROT_270;
1078                 break;
1079         default:
1080                 rotation = IPP_ROT_270;
1081                 break;
1082         }
1083
1084         dst_w = dst_info->var.xres;
1085         dst_h = dst_info->var.yres;
1086         dst_vir_w = dst_info->var.xres_virtual;
1087         ipp_fmt = get_ipp_format(data_format);
1088         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
1089         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
1090         ipp_req.src0.w = src_info->var.xres;
1091         ipp_req.src0.h = src_info->var.yres;
1092         ipp_req.src_vir_w = src_info->var.xres_virtual;
1093         ipp_req.src0.fmt = ipp_fmt;
1094
1095         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
1096         ipp_req.dst0.w = dst_w;
1097         ipp_req.dst0.h = dst_h;
1098         ipp_req.dst_vir_w = dst_vir_w;
1099         ipp_req.dst0.fmt = ipp_fmt;
1100
1101         ipp_req.timeout = 100;
1102         ipp_req.flag = rotation;
1103         ipp_blit_sync(&ipp_req);
1104 }
1105
1106 #endif
1107
1108 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1109 static int get_rga_format(int fmt)
1110 {
1111         int rga_fmt = 0;
1112
1113         switch (fmt) {
1114         case XBGR888:
1115                 rga_fmt = RK_FORMAT_RGBX_8888;
1116                 break;
1117         case ABGR888:
1118                 rga_fmt = RK_FORMAT_RGBA_8888;
1119                 break;
1120         case ARGB888:
1121                 rga_fmt = RK_FORMAT_BGRA_8888;
1122                 break;
1123         case RGB888:
1124                 rga_fmt = RK_FORMAT_RGB_888;
1125                 break;
1126         case RGB565:
1127                 rga_fmt = RK_FORMAT_RGB_565;
1128                 break;
1129         case YUV422:
1130                 rga_fmt = RK_FORMAT_YCbCr_422_SP;
1131                 break;
1132         case YUV420:
1133                 rga_fmt = RK_FORMAT_YCbCr_420_SP;
1134                 break;
1135         default:
1136                 rga_fmt = RK_FORMAT_RGBA_8888;
1137                 break;
1138         }
1139
1140         return rga_fmt;
1141 }
1142
1143 static void rga_win_check(struct rk_lcdc_win *dst_win,
1144                           struct rk_lcdc_win *src_win)
1145 {
1146         int format = 0;
1147
1148         format = get_rga_format(src_win->area[0].format);
1149         /* width and height must be even number */
1150         if (format >= RK_FORMAT_YCbCr_422_SP &&
1151             format <= RK_FORMAT_YCrCb_420_P) {
1152                 if ((src_win->area[0].xact % 2) != 0)
1153                         src_win->area[0].xact += 1;
1154                 if ((src_win->area[0].yact % 2) != 0)
1155                         src_win->area[0].yact += 1;
1156         }
1157         if (src_win->area[0].xvir < src_win->area[0].xact)
1158                 src_win->area[0].xvir = src_win->area[0].xact;
1159         if (src_win->area[0].yvir < src_win->area[0].yact)
1160                 src_win->area[0].yvir = src_win->area[0].yact;
1161
1162         format = get_rga_format(dst_win->area[0].format);
1163         if (format >= RK_FORMAT_YCbCr_422_SP &&
1164             format <= RK_FORMAT_YCrCb_420_P) {
1165                 if ((dst_win->area[0].xact % 2) != 0)
1166                         dst_win->area[0].xact += 1;
1167                 if ((dst_win->area[0].yact % 2) != 0)
1168                         dst_win->area[0].yact += 1;
1169         }
1170         if (dst_win->area[0].xvir < dst_win->area[0].xact)
1171                 dst_win->area[0].xvir = dst_win->area[0].xact;
1172         if (dst_win->area[0].yvir < dst_win->area[0].yact)
1173                 dst_win->area[0].yvir = dst_win->area[0].yact;
1174 }
1175
1176 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
1177                             struct rk_lcdc_win *src_win,
1178                             u16 orientation, int iommu_en)
1179 {
1180         struct rga_req rga_request;
1181         long ret = 0;
1182         /* int fd = 0; */
1183
1184         memset(&rga_request, 0, sizeof(rga_request));
1185         rga_win_check(dst_win, src_win);
1186
1187         switch (orientation) {
1188         case ROTATE_90:
1189                 rga_request.rotate_mode = 1;
1190                 rga_request.sina = 65536;
1191                 rga_request.cosa = 0;
1192                 rga_request.dst.act_w = dst_win->area[0].yact;
1193                 rga_request.dst.act_h = dst_win->area[0].xact;
1194                 rga_request.dst.x_offset = dst_win->area[0].xact - 1;
1195                 rga_request.dst.y_offset = 0;
1196                 break;
1197         case ROTATE_180:
1198                 rga_request.rotate_mode = 1;
1199                 rga_request.sina = 0;
1200                 rga_request.cosa = -65536;
1201                 rga_request.dst.act_w = dst_win->area[0].xact;
1202                 rga_request.dst.act_h = dst_win->area[0].yact;
1203                 rga_request.dst.x_offset = dst_win->area[0].xact - 1;
1204                 rga_request.dst.y_offset = dst_win->area[0].yact - 1;
1205                 break;
1206         case ROTATE_270:
1207                 rga_request.rotate_mode = 1;
1208                 rga_request.sina = -65536;
1209                 rga_request.cosa = 0;
1210                 rga_request.dst.act_w = dst_win->area[0].yact;
1211                 rga_request.dst.act_h = dst_win->area[0].xact;
1212                 rga_request.dst.x_offset = 0;
1213                 rga_request.dst.y_offset = dst_win->area[0].yact - 1;
1214                 break;
1215         default:
1216                 rga_request.rotate_mode = 0;
1217                 rga_request.dst.act_w = dst_win->area[0].xact;
1218                 rga_request.dst.act_h = dst_win->area[0].yact;
1219                 rga_request.dst.x_offset = dst_win->area[0].xact - 1;
1220                 rga_request.dst.y_offset = dst_win->area[0].yact - 1;
1221                 break;
1222         }
1223
1224         /*
1225          * fd =
1226          *    ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1227          * rga_request.src.yrgb_addr = fd;
1228          * fd =
1229          *    ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1230          * rga_request.dst.yrgb_addr = fd;
1231          */
1232         rga_request.src.yrgb_addr = 0;
1233         rga_request.src.uv_addr =
1234             src_win->area[0].smem_start + src_win->area[0].y_offset;
1235         rga_request.src.v_addr = 0;
1236
1237         rga_request.dst.yrgb_addr = 0;
1238         rga_request.dst.uv_addr =
1239             dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1240         rga_request.dst.v_addr = 0;
1241
1242         rga_request.src.vir_w = src_win->area[0].xvir;
1243         rga_request.src.vir_h = src_win->area[0].yvir;
1244         rga_request.src.format = get_rga_format(src_win->area[0].format);
1245         rga_request.src.act_w = src_win->area[0].xact;
1246         rga_request.src.act_h = src_win->area[0].yact;
1247         rga_request.src.x_offset = 0;
1248         rga_request.src.y_offset = 0;
1249
1250         rga_request.dst.vir_w = dst_win->area[0].xvir;
1251         rga_request.dst.vir_h = dst_win->area[0].yvir;
1252         rga_request.dst.format = get_rga_format(dst_win->area[0].format);
1253
1254         rga_request.clip.xmin = 0;
1255         rga_request.clip.xmax = dst_win->area[0].xact - 1;
1256         rga_request.clip.ymin = 0;
1257         rga_request.clip.ymax = dst_win->area[0].yact - 1;
1258         rga_request.scale_mode = 0;
1259
1260         if (iommu_en) {
1261                 rga_request.mmu_info.mmu_en = 1;
1262                 rga_request.mmu_info.mmu_flag = 1;
1263         } else {
1264                 rga_request.mmu_info.mmu_en = 0;
1265                 rga_request.mmu_info.mmu_flag = 0;
1266         }
1267
1268         ret = rga_ioctl_kernel(&rga_request);
1269 }
1270
1271 /*
1272  * This function is used for copying fb by RGA Module
1273  * RGA only support copy RGB to RGB
1274  * RGA2 support copy RGB to RGB and YUV to YUV
1275  */
1276 static void fb_copy_by_rga(struct fb_info *dst_info,
1277                            struct fb_info *src_info)
1278 {
1279         struct rk_fb_par *src_fb_par = (struct rk_fb_par *)src_info->par;
1280         struct rk_fb_par *dst_fb_par = (struct rk_fb_par *)dst_info->par;
1281         struct rk_lcdc_driver *dev_drv = src_fb_par->lcdc_drv;
1282         struct rk_lcdc_driver *ext_dev_drv = dst_fb_par->lcdc_drv;
1283         int win_id = 0, ext_win_id;
1284         struct rk_lcdc_win *src_win, *dst_win;
1285
1286         win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1287         src_win = dev_drv->win[win_id];
1288
1289         ext_win_id =
1290             ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1291         dst_win = ext_dev_drv->win[ext_win_id];
1292
1293         win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode,
1294                         ext_dev_drv->iommu_enabled);
1295 }
1296 #endif
1297
1298 static int rk_fb_rotate(struct fb_info *dst_info,
1299                         struct fb_info *src_info)
1300 {
1301 #if defined(CONFIG_RK29_IPP)
1302         fb_copy_by_ipp(dst_info, src_info);
1303 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1304         fb_copy_by_rga(dst_info, src_info);
1305 #else
1306         return -1;
1307 #endif
1308         return 0;
1309 }
1310
1311 static int __maybe_unused rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1312                                            struct rk_lcdc_win *src_win,
1313                                            u16 rotate, int iommu_en)
1314 {
1315 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1316         win_copy_by_rga(dst_win, src_win, rotate, iommu_en);
1317 #else
1318         return -1;
1319 #endif
1320         return 0;
1321 }
1322
1323 #endif
1324
1325 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1326                              struct fb_info *info)
1327 {
1328         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1329         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1330         struct fb_fix_screeninfo *fix = &info->fix;
1331         int win_id = 0;
1332         struct rk_lcdc_win *win = NULL;
1333         struct rk_screen *screen = dev_drv->cur_screen;
1334         u32 xoffset = var->xoffset;
1335         u32 yoffset = var->yoffset;
1336         u32 xvir = var->xres_virtual;
1337         u8 pixel_width;
1338         u32 vir_width_bit;
1339         u32 stride, uv_stride;
1340         u32 stride_32bit_1;
1341         u32 stride_32bit_2;
1342         u16 uv_x_off, uv_y_off, uv_y_act;
1343         u8 is_pic_yuv = 0;
1344
1345         if (dev_drv->suspend_flag)
1346                 return 0;
1347         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1348         if (win_id < 0)
1349                 return -ENODEV;
1350         else
1351                 win = dev_drv->win[win_id];
1352
1353         pixel_width = rk_fb_pixel_width(win->area[0].format);
1354         vir_width_bit = pixel_width * xvir;
1355         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1356         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1357
1358         switch (win->area[0].format) {
1359         case YUV422:
1360         case YUV422_A:
1361                 is_pic_yuv = 1;
1362                 stride = stride_32bit_1;
1363                 uv_stride = stride_32bit_1;
1364                 uv_x_off = xoffset;
1365                 uv_y_off = yoffset;
1366                 fix->line_length = stride;
1367                 uv_y_act = win->area[0].yact >> 1;
1368                 break;
1369         case YUV420:            /* nv12 */
1370         case YUV420_NV21:       /* nv21 */
1371         case YUV420_A:
1372                 is_pic_yuv = 1;
1373                 stride = stride_32bit_1;
1374                 uv_stride = stride_32bit_1;
1375                 uv_x_off = xoffset;
1376                 uv_y_off = yoffset >> 1;
1377                 fix->line_length = stride;
1378                 uv_y_act = win->area[0].yact >> 1;
1379                 break;
1380         case YUV444:
1381         case YUV444_A:
1382                 is_pic_yuv = 1;
1383                 stride = stride_32bit_1;
1384                 uv_stride = stride_32bit_2;
1385                 uv_x_off = xoffset * 2;
1386                 uv_y_off = yoffset;
1387                 fix->line_length = stride << 2;
1388                 uv_y_act = win->area[0].yact;
1389                 break;
1390         default:
1391                 stride = stride_32bit_1;        /* default rgb */
1392                 fix->line_length = stride;
1393                 break;
1394         }
1395
1396         /* x y mirror ,jump line */
1397         if ((screen->y_mirror == 1) ||
1398             (win->xmirror && win->ymirror)) {
1399                 if (screen->interlace == 1) {
1400                         win->area[0].y_offset = yoffset * stride * 2 +
1401                             ((win->area[0].yact - 1) * 2 + 1) * stride +
1402                             xoffset * pixel_width / 8;
1403                 } else {
1404                         win->area[0].y_offset = yoffset * stride +
1405                             (win->area[0].yact - 1) * stride +
1406                             xoffset * pixel_width / 8;
1407                 }
1408         } else {
1409                 if (screen->interlace == 1) {
1410                         win->area[0].y_offset =
1411                             yoffset * stride * 2 + xoffset * pixel_width / 8;
1412                 } else {
1413                         win->area[0].y_offset =
1414                             yoffset * stride + xoffset * pixel_width / 8;
1415                 }
1416         }
1417         if (is_pic_yuv == 1) {
1418                 if ((screen->y_mirror == 1) ||
1419                     (win->xmirror && win->ymirror)) {
1420                         if (screen->interlace == 1) {
1421                                 win->area[0].c_offset =
1422                                     uv_y_off * uv_stride * 2 +
1423                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
1424                                     uv_x_off * pixel_width / 8;
1425                         } else {
1426                                 win->area[0].c_offset = uv_y_off * uv_stride +
1427                                     (uv_y_act - 1) * uv_stride +
1428                                     uv_x_off * pixel_width / 8;
1429                         }
1430                 } else {
1431                         if (screen->interlace == 1) {
1432                                 win->area[0].c_offset =
1433                                     uv_y_off * uv_stride * 2 +
1434                                     uv_x_off * pixel_width / 8;
1435                         } else {
1436                                 win->area[0].c_offset =
1437                                     uv_y_off * uv_stride +
1438                                     uv_x_off * pixel_width / 8;
1439                         }
1440                 }
1441         }
1442
1443         win->area[0].smem_start = fix->smem_start;
1444         win->area[0].cbr_start = fix->mmio_start;
1445         win->area[0].state = 1;
1446         win->area_num = 1;
1447
1448         dev_drv->ops->pan_display(dev_drv, win_id);
1449
1450 #ifdef  CONFIG_FB_MIRRORING
1451         if (video_data_to_mirroring)
1452                 video_data_to_mirroring(info, NULL);
1453 #endif
1454         /* if not want the config effect,set reserved[3] bit[0] 1 */
1455         if (likely((var->reserved[3] & 0x1) == 0))
1456                 dev_drv->ops->cfg_done(dev_drv);
1457         if (dev_drv->hdmi_switch)
1458                 mdelay(100);
1459         return 0;
1460 }
1461
1462 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1463 {
1464         int i, j;
1465
1466         i = list_empty(&dev_drv->update_regs_list);
1467         j = list_empty(&dev_drv->saved_list);
1468         return i == j ? 0 : 1;
1469 }
1470
1471 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1472 {
1473         int err = sync_fence_wait(fence, 1000);
1474
1475         if (err >= 0)
1476                 return;
1477
1478         if (err == -ETIME)
1479                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1480
1481         if (err < 0)
1482                 pr_info("error waiting on fence\n");
1483 }
1484 #if 0
1485 static int rk_fb_copy_from_loader(struct fb_info *info)
1486 {
1487         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1488         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1489         void *dst = info->screen_base;
1490         u32 dsp_addr[4];
1491         u32 src;
1492         u32 i, size;
1493         int win_id;
1494         struct rk_lcdc_win *win;
1495
1496         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1497         win = dev_drv->win[win_id];
1498         size = (win->area[0].xact) * (win->area[0].yact) << 2;
1499         dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1500         src = dsp_addr[win_id];
1501         dev_info(info->dev, "copy fb data %d x %d  from  dst_addr:%08x\n",
1502                  win->area[0].xact, win->area[0].yact, src);
1503         for (i = 0; i < size; i += PAGE_SIZE) {
1504                 void *page = phys_to_page(i + src);
1505                 void *from_virt = kmap(page);
1506                 void *to_virt = dst + i;
1507
1508                 memcpy(to_virt, from_virt, PAGE_SIZE);
1509         }
1510         dev_drv->ops->direct_set_addr(dev_drv, win_id,
1511                                       info->fix.smem_start);
1512         return 0;
1513 }
1514 #endif
1515 static int g_last_addr[5][4];
1516 static int g_now_config_addr[5][4];
1517 static int g_last_state[5][4];
1518 static int g_now_config_state[5][4];
1519 int g_last_timeout;
1520 u32 freed_addr[10];
1521 u32 freed_index;
1522
1523 #define DUMP_CHUNK 256
1524 char buf[PAGE_SIZE];
1525
1526 int rk_fb_sysmmu_fault_handler(struct device *dev,
1527                                enum rk_iommu_inttype itype,
1528                                unsigned long pgtable_base,
1529                                unsigned long fault_addr, unsigned int status)
1530 {
1531         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1532         int i = 0, j = 0;
1533         static int page_fault_cnt;
1534
1535         if ((page_fault_cnt++) >= 10)
1536                 return 0;
1537         pr_err
1538             ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1539              fault_addr, pgtable_base, status);
1540         pr_info("last config addr:\n");
1541         for (i = 0; i < 4; i++) {
1542                 for (j = 0; j < 4; j++)
1543                         pr_info("win[%d],area[%d] = 0x%08x\n",
1544                                 i, j, g_last_addr[i][j]);
1545         }
1546         pr_info("last freed buffer:\n");
1547         for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1548                 pr_info("%d:0x%08x\n", i, freed_addr[i]);
1549         pr_info("last timeout:%d\n", g_last_timeout);
1550         dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1551         for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1552                 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1553                         char c = buf[i + DUMP_CHUNK];
1554
1555                         buf[i + DUMP_CHUNK] = 0;
1556                         pr_cont("%s", buf + i);
1557                         buf[i + DUMP_CHUNK] = c;
1558                 } else {
1559                         buf[PAGE_SIZE - 1] = 0;
1560                         pr_cont("%s", buf + i);
1561                 }
1562         }
1563
1564         return 0;
1565 }
1566
1567 void rk_fb_free_wb_buf(struct rk_lcdc_driver *dev_drv,
1568                        struct rk_fb_reg_wb_data *wb_data)
1569 {
1570         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1571
1572         if (dev_drv->iommu_enabled && wb_data->ion_handle)
1573                 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1574                                 wb_data->ion_handle);
1575         if (wb_data->ion_handle)
1576                 ion_free(rk_fb->ion_client, wb_data->ion_handle);
1577 }
1578
1579 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1580                         struct rk_fb_reg_win_data *reg_win_data)
1581 {
1582         int i, index_buf;
1583         struct rk_fb_reg_area_data *area_data;
1584         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1585
1586         for (i = 0; i < reg_win_data->area_num; i++) {
1587                 area_data = &reg_win_data->reg_area_data[i];
1588                 index_buf = area_data->index_buf;
1589                 if (dev_drv->iommu_enabled) {
1590                         if (area_data->ion_handle != NULL &&
1591                             !IS_YUV_FMT(area_data->data_format))
1592                                 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1593                                                 area_data->ion_handle);
1594                         freed_addr[freed_index++] = area_data->smem_start;
1595                 }
1596                 if (area_data->ion_handle != NULL)
1597                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1598
1599                 if (area_data->acq_fence)
1600                         sync_fence_put(area_data->acq_fence);
1601         }
1602 }
1603
1604 static void rk_fb_update_win(struct rk_lcdc_driver *dev_drv,
1605                              struct rk_lcdc_win *win,
1606                              struct rk_fb_reg_win_data *reg_win_data)
1607 {
1608         int i = 0;
1609         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
1610         struct rk_screen *cur_screen;
1611         struct rk_screen primary_screen;
1612
1613         if (unlikely(!inf) || unlikely(!dev_drv) ||
1614             unlikely(!win) || unlikely(!reg_win_data))
1615                 return;
1616
1617         cur_screen = dev_drv->cur_screen;
1618         rk_fb_get_prmry_screen(&primary_screen);
1619
1620         win->area_num = reg_win_data->area_num;
1621         win->id = reg_win_data->win_id;
1622         win->z_order = reg_win_data->z_order;
1623
1624         if (reg_win_data->reg_area_data[0].smem_start > 0) {
1625                 win->state = 1;
1626                 win->area_num = reg_win_data->area_num;
1627                 win->id = reg_win_data->win_id;
1628                 win->z_order = reg_win_data->z_order;
1629                 win->area[0].uv_vir_stride =
1630                     reg_win_data->reg_area_data[0].uv_vir_stride;
1631                 win->area[0].cbr_start =
1632                     reg_win_data->reg_area_data[0].cbr_start;
1633                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1634                 win->alpha_en = reg_win_data->alpha_en;
1635                 win->alpha_mode = reg_win_data->alpha_mode;
1636                 win->g_alpha_val = reg_win_data->g_alpha_val;
1637                 /*
1638                  * reg_win_data mirror_en means that xmirror ymirror all
1639                  * enabled.
1640                  */
1641                 win->xmirror = reg_win_data->mirror_en ? 1 : 0;
1642                 win->ymirror = reg_win_data->mirror_en ? 1 : 0;
1643                 win->colorspace = reg_win_data->colorspace;
1644                 win->area[0].fbdc_en =
1645                         reg_win_data->reg_area_data[0].fbdc_en;
1646                 win->area[0].fbdc_cor_en =
1647                         reg_win_data->reg_area_data[0].fbdc_cor_en;
1648                 win->area[0].fbdc_data_format =
1649                         reg_win_data->reg_area_data[0].fbdc_data_format;
1650                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1651                         if (reg_win_data->reg_area_data[i].smem_start > 0) {
1652                                 win->area[i].format =
1653                                         reg_win_data->reg_area_data[i].data_format;
1654                                 win->area[i].ion_hdl =
1655                                         reg_win_data->reg_area_data[i].ion_handle;
1656                                 win->area[i].smem_start =
1657                                         reg_win_data->reg_area_data[i].smem_start;
1658                                 if (inf->disp_mode == DUAL ||
1659                                     inf->disp_mode == NO_DUAL) {
1660                                         win->area[i].xpos =
1661                                                 reg_win_data->reg_area_data[i].xpos;
1662                                         win->area[i].ypos =
1663                                                 reg_win_data->reg_area_data[i].ypos;
1664                                         win->area[i].xsize =
1665                                                 reg_win_data->reg_area_data[i].xsize;
1666                                         win->area[i].ysize =
1667                                                 reg_win_data->reg_area_data[i].ysize;
1668                                 } else {
1669                                         win->area[i].xpos =
1670                                                 reg_win_data->reg_area_data[i].xpos *
1671                                                 cur_screen->mode.xres /
1672                                                 primary_screen.mode.xres;
1673                                         win->area[i].ypos =
1674                                                 reg_win_data->reg_area_data[i].ypos *
1675                                                 cur_screen->mode.yres /
1676                                                 primary_screen.mode.yres;
1677                                         win->area[i].xsize =
1678                                                 reg_win_data->reg_area_data[i].xsize *
1679                                                 cur_screen->mode.xres /
1680                                                 primary_screen.mode.xres;
1681                                         win->area[i].ysize =
1682                                                 reg_win_data->reg_area_data[i].ysize *
1683                                                 cur_screen->mode.yres /
1684                                                 primary_screen.mode.yres;
1685
1686                                         /* recalc display size if set hdmi scaler when at ONE_DUAL mode */
1687                                         if (inf->disp_mode == ONE_DUAL && hdmi_switch_state) {
1688                                                 if (cur_screen->xsize > 0 &&
1689                                                     cur_screen->xsize <= cur_screen->mode.xres) {
1690                                                         win->area[i].xpos =
1691                                                                 ((cur_screen->mode.xres - cur_screen->xsize) >> 1) +
1692                                                                 cur_screen->xsize * win->area[i].xpos / cur_screen->mode.xres;
1693                                                         win->area[i].xsize =
1694                                                                 win->area[i].xsize * cur_screen->xsize / cur_screen->mode.xres;
1695                                                 }
1696                                                 if (cur_screen->ysize > 0 && cur_screen->ysize <= cur_screen->mode.yres) {
1697                                                         win->area[i].ypos =
1698                                                                 ((cur_screen->mode.yres - cur_screen->ysize) >> 1) +
1699                                                                 cur_screen->ysize * win->area[i].ypos / cur_screen->mode.yres;
1700                                                         win->area[i].ysize =
1701                                                                 win->area[i].ysize * cur_screen->ysize / cur_screen->mode.yres;
1702                                                 }
1703                                         }
1704                                 }
1705                                 win->area[i].xact =
1706                                     reg_win_data->reg_area_data[i].xact;
1707                                 win->area[i].yact =
1708                                     reg_win_data->reg_area_data[i].yact;
1709                                 win->area[i].xvir =
1710                                     reg_win_data->reg_area_data[i].xvir;
1711                                 win->area[i].yvir =
1712                                     reg_win_data->reg_area_data[i].yvir;
1713                                 win->area[i].xoff =
1714                                     reg_win_data->reg_area_data[i].xoff;
1715                                 win->area[i].yoff =
1716                                     reg_win_data->reg_area_data[i].yoff;
1717                                 win->area[i].y_offset =
1718                                     reg_win_data->reg_area_data[i].y_offset;
1719                                 win->area[i].y_vir_stride =
1720                                     reg_win_data->reg_area_data[i].y_vir_stride;
1721                                 win->area[i].state = 1;
1722                                 if (dev_drv->iommu_enabled) {
1723                                         g_now_config_addr[win->id][i] =
1724                                                 win->area[i].smem_start +
1725                                                 win->area[i].y_offset;
1726                                         g_now_config_state[win->id][i] = 1;
1727                                 }
1728                         } else {
1729                                 win->area[i].state = 0;
1730                                 win->area[i].fbdc_en = 0;
1731                                 if (dev_drv->iommu_enabled) {
1732                                         g_now_config_addr[win->id][i] = 0;
1733                                         g_now_config_state[win->id][i] = 0;
1734                                 }
1735                         }
1736                 }
1737         }
1738 }
1739
1740 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1741                                                      *regs, int win_id)
1742 {
1743         int i;
1744         struct rk_fb_reg_win_data *win_data = NULL;
1745
1746         for (i = 0; i < regs->win_num; i++) {
1747                 if (regs->reg_win_data[i].win_id == win_id) {
1748                         win_data = &(regs->reg_win_data[i]);
1749                         break;
1750                 }
1751         }
1752
1753         return win_data;
1754 }
1755
1756 static int rk_fb_reg_effect(struct rk_lcdc_driver *dev_drv,
1757                             struct rk_fb_reg_data *regs,
1758                             int count)
1759 {
1760         int i, j, wait_for_vsync = false;
1761         unsigned int dsp_addr[5][4];
1762         int win_status = 0;
1763
1764         if (dev_drv->ops->get_dsp_addr)
1765                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1766
1767         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1768                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1769                         if ((j > 0) && (dev_drv->area_support[i] == 1))
1770                                 continue;
1771                         if (dev_drv->win[i]->area[j].state == 1) {
1772                                 u32 new_start =
1773                                         dev_drv->win[i]->area[j].smem_start +
1774                                         dev_drv->win[i]->area[j].y_offset;
1775                                 u32 reg_start = dsp_addr[i][j];
1776
1777                                 if (unlikely(new_start != reg_start)) {
1778                                         wait_for_vsync = true;
1779                                         dev_info(dev_drv->dev,
1780                                                  "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1781                                                  i, new_start, reg_start,
1782                                                  101 - count);
1783                                         break;
1784                                 }
1785                         } else if (dev_drv->win[i]->area[j].state == 0) {
1786                                 if (dev_drv->ops->get_win_state) {
1787                                         win_status =
1788                                         dev_drv->ops->get_win_state(dev_drv, i, j);
1789                                         if (win_status)
1790                                                 wait_for_vsync = true;
1791                                 }
1792                         } else {
1793                                 pr_err("!!!win[%d]state:%d,error!!!\n",
1794                                        i, dev_drv->win[i]->state);
1795                         }
1796                 }
1797         }
1798
1799         return wait_for_vsync;
1800 }
1801
1802 static int rk_fb_iommu_page_fault_dump(struct rk_lcdc_driver *dev_drv)
1803 {
1804         int i, j, state, page_fault = 0;
1805         unsigned int dsp_addr[5][4];
1806
1807         if (dev_drv->ops->extern_func) {
1808                 dev_drv->ops->extern_func(dev_drv, UNMASK_PAGE_FAULT);
1809                 page_fault = dev_drv->ops->extern_func(dev_drv, GET_PAGE_FAULT);
1810         }
1811         if (page_fault) {
1812                 pr_info("last config:\n");
1813                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1814                         for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1815                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1816                                         continue;
1817                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1818                                         i, j, g_last_state[i][j], g_last_addr[i][j]);
1819                         }
1820                 }
1821
1822                 pr_info("last freed buffer:\n");
1823                 for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1824                         pr_info("%d:0x%08x\n", i, freed_addr[i]);
1825
1826                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1827                 pr_info("vop now state:\n");
1828                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1829                         for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1830                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1831                                         continue;
1832                                 state = dev_drv->ops->get_win_state(dev_drv, i, j);
1833                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1834                                         i, j, state, dsp_addr[i][j]);
1835                         }
1836                 }
1837                 pr_info("now config:\n");
1838                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1839                         for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1840                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1841                                         continue;
1842                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1843                                         i, j, g_now_config_state[i][j],
1844                                         g_now_config_addr[i][j]);
1845                         }
1846                 }
1847                 for (i = 0; i < DUMP_FRAME_NUM; i++)
1848                         rk_fb_config_debug(dev_drv, &dev_drv->tmp_win_cfg[i],
1849                                            &dev_drv->tmp_regs[i], 0);
1850         }
1851
1852         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1853                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1854                         if ((j > 0) && (dev_drv->area_support[i] == 1))
1855                                 continue;
1856                         g_last_addr[i][j] = g_now_config_addr[i][j];
1857                         g_last_state[i][j] = g_now_config_state[i][j];
1858                 }
1859         }
1860
1861         return page_fault;
1862 }
1863 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1864                              struct rk_fb_reg_data *regs)
1865 {
1866         int i, j;
1867         struct rk_lcdc_win *win;
1868         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1869         struct rk_fb_reg_win_data *win_data;
1870         bool wait_for_vsync;
1871         int count = 100;
1872         long timeout;
1873         int pagefault = 0;
1874
1875         if (dev_drv->suspend_flag == 1) {
1876 #ifdef H_USE_FENCE
1877                 sw_sync_timeline_inc(dev_drv->timeline, 1);
1878 #endif
1879                 for (i = 0; i < regs->win_num; i++) {
1880                         win_data = &regs->reg_win_data[i];
1881                         rk_fb_free_dma_buf(dev_drv, win_data);
1882                 }
1883                 if (dev_drv->property.feature & SUPPORT_WRITE_BACK)
1884                         rk_fb_free_wb_buf(dev_drv, &regs->reg_wb_data);
1885                 kfree(regs);
1886                 return;
1887         }
1888         /* acq_fence wait */
1889         for (i = 0; i < regs->win_num; i++) {
1890                 win_data = &regs->reg_win_data[i];
1891                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1892                         if (win_data->reg_area_data[j].acq_fence)
1893                                 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1894                 }
1895         }
1896
1897         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1898                 win = dev_drv->win[i];
1899                 win_data = rk_fb_get_win_data(regs, i);
1900                 if (win_data) {
1901                         mutex_lock(&dev_drv->win_config);
1902                         rk_fb_update_win(dev_drv, win, win_data);
1903                         win->state = 1;
1904                         dev_drv->ops->set_par(dev_drv, i);
1905                         dev_drv->ops->pan_display(dev_drv, i);
1906                         mutex_unlock(&dev_drv->win_config);
1907                 } else {
1908                         win->z_order = -1;
1909                         win->state = 0;
1910                         for (j = 0; j < 4; j++) {
1911                                 win->area[j].state = 0;
1912                                 win->area[j].fbdc_en = 0;
1913                         }
1914                         if (dev_drv->iommu_enabled) {
1915                                 for (j = 0; j < 4; j++) {
1916                                         g_now_config_addr[i][j] = 0;
1917                                         g_now_config_state[i][j] = 0;
1918                                 }
1919                         }
1920                 }
1921         }
1922         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1923
1924         if (dev_drv->property.feature & SUPPORT_WRITE_BACK) {
1925                 memcpy(&dev_drv->wb_data, &regs->reg_wb_data,
1926                        sizeof(struct rk_fb_reg_wb_data));
1927                 if (dev_drv->ops->set_wb)
1928                         dev_drv->ops->set_wb(dev_drv);
1929         }
1930
1931         if (rk_fb_iommu_debug > 0)
1932                 pagefault = rk_fb_iommu_page_fault_dump(dev_drv);
1933
1934         if (pagefault == 0)
1935                 dev_drv->ops->cfg_done(dev_drv);
1936         else
1937                 sw_sync_timeline_inc(dev_drv->timeline, 1);
1938
1939         do {
1940                 timestamp = dev_drv->vsync_info.timestamp;
1941                 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1942                                 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1943                                 msecs_to_jiffies(50));
1944
1945                 wait_for_vsync = rk_fb_reg_effect(dev_drv, regs, count);
1946         } while (wait_for_vsync && count--);
1947 #ifdef H_USE_FENCE
1948         sw_sync_timeline_inc(dev_drv->timeline, 1);
1949 #endif
1950
1951         if (dev_drv->front_regs) {
1952                 if (dev_drv->iommu_enabled) {
1953                         if (dev_drv->ops->mmu_en)
1954                                 dev_drv->ops->mmu_en(dev_drv);
1955                         freed_index = 0;
1956                         g_last_timeout = timeout;
1957                 }
1958
1959                 mutex_lock(&dev_drv->front_lock);
1960
1961                 for (i = 0; i < dev_drv->front_regs->win_num; i++) {
1962                         win_data = &dev_drv->front_regs->reg_win_data[i];
1963                         rk_fb_free_dma_buf(dev_drv, win_data);
1964                 }
1965                 if (dev_drv->property.feature & SUPPORT_WRITE_BACK)
1966                         rk_fb_free_wb_buf(dev_drv,
1967                                           &dev_drv->front_regs->reg_wb_data);
1968                 kfree(dev_drv->front_regs);
1969
1970                 mutex_unlock(&dev_drv->front_lock);
1971
1972                 if (dev_drv->iommu_enabled)
1973                         freed_addr[freed_index] = 0xfefefefe;
1974         }
1975
1976         mutex_lock(&dev_drv->front_lock);
1977
1978         dev_drv->front_regs = regs;
1979
1980         mutex_unlock(&dev_drv->front_lock);
1981
1982         trace_buffer_dump(&fb_pdev->dev, dev_drv);
1983 }
1984
1985 static void rk_fb_update_regs_handler(struct kthread_work *work)
1986 {
1987         struct rk_lcdc_driver *dev_drv =
1988             container_of(work, struct rk_lcdc_driver, update_regs_work);
1989         struct rk_fb_reg_data *data, *next;
1990
1991         mutex_lock(&dev_drv->update_regs_list_lock);
1992         dev_drv->saved_list = dev_drv->update_regs_list;
1993         list_replace_init(&dev_drv->update_regs_list, &dev_drv->saved_list);
1994         mutex_unlock(&dev_drv->update_regs_list_lock);
1995
1996         list_for_each_entry_safe(data, next, &dev_drv->saved_list, list) {
1997                 list_del(&data->list);
1998                 rk_fb_update_reg(dev_drv, data);
1999         }
2000
2001         if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
2002                 wake_up(&dev_drv->update_regs_wait);
2003 }
2004
2005 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
2006                                   struct rk_screen *screen)
2007 {
2008         if (area_par->phy_addr > 0)
2009                 pr_err("%s[%d], phy_addr = 0x%x\n",
2010                        __func__, __LINE__, area_par->phy_addr);
2011         if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
2012             (area_par->xact <= 0) || (area_par->yact <= 0) ||
2013             (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
2014                 pr_err("check config var fail 0:\n"
2015                        "x_offset=%d,xact=%d,xvir=%d\n",
2016                        area_par->x_offset, area_par->xact, area_par->xvir);
2017                 return -EINVAL;
2018         }
2019
2020         if ((area_par->xpos >= screen->mode.xres) ||
2021             (area_par->ypos >= screen->mode.yres) ||
2022             ((area_par->xsize <= 0) || (area_par->ysize <= 0))) {
2023                 pr_warn("check config var fail 1:\n"
2024                         "xpos=%d,xsize=%d,xres=%d\n"
2025                         "ypos=%d,ysize=%d,yres=%d\n",
2026                         area_par->xpos, area_par->xsize, screen->mode.xres,
2027                         area_par->ypos, area_par->ysize, screen->mode.yres);
2028                 return -EINVAL;
2029         }
2030         return 0;
2031 }
2032
2033 static int rk_fb_config_debug(struct rk_lcdc_driver *dev_drv,
2034                               struct rk_fb_win_cfg_data *win_data,
2035                               struct rk_fb_reg_data *regs, u32 cmd)
2036 {
2037         int i, j;
2038         struct rk_fb_win_par *win_par;
2039         struct rk_fb_area_par *area_par;
2040         struct rk_fb_reg_win_data *reg_win_data;
2041         struct rk_fb_reg_area_data *area_data;
2042
2043         rk_fb_dbg(cmd, "-------------frame start-------------\n");
2044         rk_fb_dbg(cmd, "user config:\n");
2045         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2046                 win_par = &(win_data->win_par[i]);
2047                 if ((win_par->area_par[0].ion_fd <= 0) &&
2048                     (win_par->area_par[0].phy_addr <= 0))
2049                         continue;
2050                 rk_fb_dbg(cmd, "win[%d]:z_order=%d,galhpa_v=%d\n",
2051                           win_par->win_id, win_par->z_order,
2052                           win_par->g_alpha_val);
2053                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
2054                         area_par = &(win_par->area_par[j]);
2055                         if (((j > 0) && (dev_drv->area_support[i] == 1)) ||
2056                             ((win_par->area_par[j].ion_fd <= 0) &&
2057                              (win_par->area_par[j].phy_addr <= 0)))
2058                                 continue;
2059                         rk_fb_dbg(cmd, " area[%d]:fmt=%d,ion_fd=%d,phy_add=0x%x,xoff=%d,yoff=%d\n",
2060                                   j, area_par->data_format, area_par->ion_fd,
2061                                   area_par->phy_addr, area_par->x_offset,
2062                                   area_par->y_offset);
2063                         rk_fb_dbg(cmd, "           xpos=%d,ypos=%d,xsize=%d,ysize=%d\n",
2064                                   area_par->xpos, area_par->ypos,
2065                                   area_par->xsize, area_par->ysize);
2066                         rk_fb_dbg(cmd, "           xact=%d,yact=%d,xvir=%d,yvir=%d\n",
2067                                   area_par->xact, area_par->yact,
2068                                   area_par->xvir, area_par->yvir);
2069                 }
2070         }
2071
2072         rk_fb_dbg(cmd, "regs data:\n");
2073         rk_fb_dbg(cmd, "win_num=%d,buf_num=%d\n",
2074                   regs->win_num, regs->buf_num);
2075         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2076                 reg_win_data = &(regs->reg_win_data[i]);
2077                 if (reg_win_data->reg_area_data[0].smem_start <= 0)
2078                         continue;
2079                 rk_fb_dbg(cmd, "win[%d]:z_order=%d,area_num=%d,area_buf_num=%d\n",
2080                           reg_win_data->win_id, reg_win_data->z_order,
2081                           reg_win_data->area_num, reg_win_data->area_buf_num);
2082                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
2083                         area_data = &(reg_win_data->reg_area_data[j]);
2084                         if (((j > 0) && (dev_drv->area_support[i] == 1)) ||
2085                             (area_data->smem_start <= 0))
2086                                 continue;
2087                         rk_fb_dbg(cmd, " area[%d]:fmt=%d,ion=%p,smem_star=0x%lx,cbr_star=0x%lx\n",
2088                                   j, area_data->data_format, area_data->ion_handle,
2089                                   area_data->smem_start, area_data->cbr_start);
2090                         rk_fb_dbg(cmd, "           yoff=0x%x,coff=0x%x,area_data->buff_len=%x\n",
2091                                   area_data->y_offset, area_data->c_offset, area_data->buff_len);
2092                         rk_fb_dbg(cmd, "           xpos=%d,ypos=%d,xsize=%d,ysize=%d\n",
2093                                   area_data->xpos, area_data->ypos,
2094                                   area_data->xsize, area_data->ysize);
2095                         rk_fb_dbg(cmd, "           xact=%d,yact=%d,xvir=%d,yvir=%d\n",
2096                                   area_data->xact, area_data->yact,
2097                                   area_data->xvir, area_data->yvir);
2098                 }
2099         }
2100         rk_fb_dbg(cmd, "-------------frame end---------------\n");
2101
2102         return 0;
2103 }
2104 static int rk_fb_config_backup(struct rk_lcdc_driver *dev_drv,
2105                                struct rk_fb_win_cfg_data *win_cfg,
2106                                struct rk_fb_reg_data *regs)
2107 {
2108         int i;
2109
2110         /*2->1->0: 0 is newest*/
2111         for (i = 0; i < DUMP_FRAME_NUM - 1; i++) {
2112                 memcpy(&dev_drv->tmp_win_cfg[DUMP_FRAME_NUM - 1 - i],
2113                        &dev_drv->tmp_win_cfg[DUMP_FRAME_NUM - 2 - i],
2114                        sizeof(struct rk_fb_win_cfg_data));
2115                 memcpy(&dev_drv->tmp_regs[DUMP_FRAME_NUM - 1 - i],
2116                        &dev_drv->tmp_regs[DUMP_FRAME_NUM - 2 - i],
2117                        sizeof(struct rk_fb_reg_data));
2118         }
2119
2120         memcpy(&dev_drv->tmp_win_cfg[0], win_cfg,
2121                sizeof(struct rk_fb_win_cfg_data));
2122         memcpy(&dev_drv->tmp_regs[0], regs,
2123                sizeof(struct rk_fb_reg_data));
2124
2125         return 0;
2126 }
2127
2128 static int rk_fb_set_wb_buffer(struct fb_info *info,
2129                                struct rk_fb_wb_cfg *wb_cfg,
2130                                struct rk_fb_reg_wb_data *wb_data)
2131 {
2132         int ret = 0;
2133         ion_phys_addr_t phy_addr;
2134         size_t len;
2135         u8 fb_data_fmt;
2136         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2137         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2138         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2139
2140         if ((wb_cfg->phy_addr == 0) && (wb_cfg->ion_fd == 0)) {
2141                 wb_data->state = 0;
2142                 return 0;
2143         }
2144         if (wb_cfg->phy_addr == 0) {
2145                 wb_data->ion_handle =
2146                     ion_import_dma_buf(rk_fb->ion_client,
2147                                        wb_cfg->ion_fd);
2148                 if (IS_ERR(wb_data->ion_handle)) {
2149                         pr_info("Could not import handle: %ld\n",
2150                                 (long)wb_data->ion_handle);
2151                         return -EINVAL;
2152                 }
2153                 if (dev_drv->iommu_enabled)
2154                         ret = ion_map_iommu(dev_drv->dev,
2155                                             rk_fb->ion_client,
2156                                             wb_data->ion_handle,
2157                                             (unsigned long *)&phy_addr,
2158                                             (unsigned long *)&len);
2159                 else
2160                         ret = ion_phys(rk_fb->ion_client, wb_data->ion_handle,
2161                                        &phy_addr, &len);
2162                 if (ret < 0) {
2163                         pr_err("ion map to get phy addr failed\n");
2164                         ion_free(rk_fb->ion_client, wb_data->ion_handle);
2165                         return -ENOMEM;
2166                 }
2167                 wb_data->smem_start = phy_addr;
2168         } else {
2169                 wb_data->smem_start = wb_cfg->phy_addr;
2170         }
2171
2172         fb_data_fmt = rk_fb_data_fmt(wb_cfg->data_format, 0);
2173         if (IS_YUV_FMT(fb_data_fmt))
2174                 wb_data->cbr_start = wb_data->smem_start +
2175                                         wb_cfg->xsize * wb_cfg->ysize;
2176         wb_data->xsize = wb_cfg->xsize;
2177         wb_data->ysize = wb_cfg->ysize;
2178         wb_data->data_format = fb_data_fmt;
2179         wb_data->state = 1;
2180
2181         return 0;
2182 }
2183
2184 static int rk_fb_set_win_buffer(struct fb_info *info,
2185                                 struct rk_fb_win_par *win_par,
2186                                 struct rk_fb_reg_win_data *reg_win_data)
2187 {
2188         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2189         struct fb_fix_screeninfo *fix = &info->fix;
2190         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2191         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2192         /*if hdmi size move to hwc,screen should point to cur_screen
2193          *otherwise point to screen0[main screen]*/
2194         struct rk_screen *screen = dev_drv->cur_screen;/*screen0;*/
2195         struct fb_info *fbi;
2196         int i, ion_fd, acq_fence_fd;
2197         u32 xvir, yvir;
2198         u32 xoffset, yoffset;
2199
2200         struct ion_handle *hdl;
2201         size_t len;
2202         int index_buf;
2203         u8 fb_data_fmt;
2204         u8 pixel_width;
2205         u32 vir_width_bit;
2206         u32 stride, uv_stride;
2207         u32 stride_32bit_1;
2208         u32 stride_32bit_2;
2209         u16 uv_x_off, uv_y_off, uv_y_act;
2210         u8 is_pic_yuv = 0;
2211         u8 ppixel_a = 0, global_a = 0;
2212         ion_phys_addr_t phy_addr;
2213         int ret = 0;
2214         int buff_len;
2215
2216         reg_win_data->reg_area_data[0].smem_start = -1;
2217         reg_win_data->area_num = 0;
2218         fbi = rk_fb->fb[win_par->win_id + dev_drv->fb_index_base];
2219         if (win_par->area_par[0].phy_addr == 0) {
2220                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
2221                         ion_fd = win_par->area_par[i].ion_fd;
2222                         if (ion_fd > 0) {
2223                                 hdl =
2224                                     ion_import_dma_buf(rk_fb->ion_client,
2225                                                        ion_fd);
2226                                 if (IS_ERR(hdl)) {
2227                                         pr_info("%s: Could not import handle:"
2228                                                 " %ld\n", __func__, (long)hdl);
2229                                         return -EINVAL;
2230                                         break;
2231                                 }
2232                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
2233                                 if (dev_drv->iommu_enabled)
2234                                         ret = ion_map_iommu(dev_drv->dev,
2235                                                             rk_fb->ion_client,
2236                                                             hdl,
2237                                                             (unsigned long *)&phy_addr,
2238                                                             (unsigned long *)&len);
2239                                 else
2240                                         ret = ion_phys(rk_fb->ion_client, hdl,
2241                                                        &phy_addr, &len);
2242                                 if (ret < 0) {
2243                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
2244                                         ion_free(rk_fb->ion_client, hdl);
2245                                         return -ENOMEM;
2246                                 }
2247                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
2248                                 reg_win_data->area_num++;
2249                                 reg_win_data->area_buf_num++;
2250                                 reg_win_data->reg_area_data[i].index_buf = 1;
2251                                 reg_win_data->reg_area_data[i].buff_len = len;
2252                         }
2253                 }
2254         } else {
2255                 reg_win_data->reg_area_data[0].smem_start =
2256                     win_par->area_par[0].phy_addr;
2257                 reg_win_data->area_num = 1;
2258                 reg_win_data->area_buf_num++;
2259                 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
2260         }
2261
2262         if (reg_win_data->area_num == 0) {
2263                 for (i = 0; i < RK_WIN_MAX_AREA; i++)
2264                         reg_win_data->reg_area_data[i].smem_start = 0;
2265                 reg_win_data->z_order = -1;
2266                 reg_win_data->win_id = -1;
2267                 return 0;
2268         }
2269
2270         for (i = 0; i < reg_win_data->area_num; i++) {
2271                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
2272                 index_buf = reg_win_data->reg_area_data[i].index_buf;
2273                 if ((acq_fence_fd > 0) && (index_buf == 1)) {
2274                         reg_win_data->reg_area_data[i].acq_fence =
2275                             sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
2276                 }
2277         }
2278         if (reg_win_data->reg_area_data[0].smem_start > 0) {
2279                 reg_win_data->z_order = win_par->z_order;
2280                 reg_win_data->win_id = win_par->win_id;
2281         } else {
2282                 reg_win_data->z_order = -1;
2283                 reg_win_data->win_id = -1;
2284         }
2285
2286         reg_win_data->mirror_en = win_par->mirror_en;
2287         for (i = 0; i < reg_win_data->area_num; i++) {
2288                 u8 data_format = win_par->area_par[i].data_format;
2289                 /*rk_fb_check_config_var(&win_par->area_par[i], screen);*/
2290                 reg_win_data->colorspace = CSC_FORMAT(data_format);
2291                 data_format &= ~CSC_MASK;
2292                 fb_data_fmt = rk_fb_data_fmt(data_format, 0);
2293                 reg_win_data->reg_area_data[i].data_format = fb_data_fmt;
2294                 if (IS_FBDC_FMT(fb_data_fmt)) {
2295                         reg_win_data->reg_area_data[i].fbdc_en = 1;
2296                         reg_win_data->reg_area_data[i].fbdc_cor_en = 1;
2297                 } else {
2298                         reg_win_data->reg_area_data[i].fbdc_en = 0;
2299                         reg_win_data->reg_area_data[i].fbdc_cor_en = 0;
2300                 }
2301                 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2302
2303                 ppixel_a |= ((fb_data_fmt == ARGB888) ||
2304                              (fb_data_fmt == FBDC_ARGB_888) ||
2305                              (fb_data_fmt == FBDC_ABGR_888) ||
2306                              (fb_data_fmt == ABGR888)) ? 1 : 0;
2307                 /*act_height should be 2 pix align for interlace output*/
2308                 if (win_par->area_par[i].yact % 2 == 1) {
2309                         win_par->area_par[i].yact  -= 1;
2310                         win_par->area_par[i].ysize -= 1;
2311                 }
2312
2313                 /* buf offset should be 2 pix align*/
2314                 if ((win_par->area_par[i].x_offset % 2 == 1) &&
2315                     IS_YUV_FMT(fb_data_fmt)) {
2316                         win_par->area_par[i].x_offset += 1;
2317                         win_par->area_par[i].xact -= 1;
2318                 }
2319
2320                 /* visiable pos in panel */
2321                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
2322                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
2323
2324                 /* realy size in panel */
2325                 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
2326                 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
2327
2328                 /* realy size in panel */
2329                 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
2330                 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
2331
2332                 xoffset = win_par->area_par[i].x_offset;        /* buf offset */
2333                 yoffset = win_par->area_par[i].y_offset;
2334                 reg_win_data->reg_area_data[i].xoff = xoffset;
2335                 reg_win_data->reg_area_data[i].yoff = yoffset;
2336
2337                 xvir = win_par->area_par[i].xvir;
2338                 reg_win_data->reg_area_data[i].xvir = xvir;
2339                 yvir = win_par->area_par[i].yvir;
2340                 reg_win_data->reg_area_data[i].yvir = yvir;
2341
2342                 vir_width_bit = pixel_width * xvir;
2343                 /* pixel_width = byte_num*8 */
2344                 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
2345                 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
2346
2347                 stride = stride_32bit_1;        /* default rgb */
2348                 fix->line_length = stride;
2349                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
2350
2351                 /* x y mirror ,jump line
2352                  * reg_win_data->reg_area_data[i].y_offset =
2353                  *              yoffset*stride+xoffset*pixel_width/8;
2354                  */
2355                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2356                         if (screen->interlace == 1) {
2357                                 reg_win_data->reg_area_data[i].y_offset =
2358                                     yoffset * stride * 2 +
2359                                     ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
2360                                     xoffset * pixel_width / 8;
2361                         } else {
2362                                 reg_win_data->reg_area_data[i].y_offset =
2363                                     yoffset * stride +
2364                                     (reg_win_data->reg_area_data[i].yact - 1) * stride +
2365                                     xoffset * pixel_width / 8;
2366                         }
2367                 } else {
2368                         if (screen->interlace == 1) {
2369                                 reg_win_data->reg_area_data[i].y_offset =
2370                                     yoffset * stride * 2 +
2371                                     xoffset * pixel_width / 8;
2372                         } else {
2373                                 reg_win_data->reg_area_data[i].y_offset =
2374                                     yoffset * stride +
2375                                     xoffset * pixel_width / 8;
2376                         }
2377                 }
2378                 if (IS_RGB_FMT(fb_data_fmt) && dev_drv->iommu_enabled) {
2379                         buff_len = reg_win_data->reg_area_data[i].y_offset +
2380                                 reg_win_data->reg_area_data[i].xvir *
2381                                 reg_win_data->reg_area_data[i].yact *
2382                                 pixel_width / 8 -
2383                                 reg_win_data->reg_area_data[i].xoff*
2384                                 pixel_width / 8;
2385                         if (buff_len > reg_win_data->reg_area_data[i].buff_len)
2386                                 pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2387                                        "yact[%d]*bpp[%d]"
2388                                        "=buff_len[0x%x]>>mmu len=0x%x\n",
2389                                        fb_data_fmt,
2390                                        reg_win_data->reg_area_data[i].xvir,
2391                                        reg_win_data->reg_area_data[i].yact,
2392                                        pixel_width, buff_len,
2393                                        reg_win_data->reg_area_data[i].buff_len);
2394                 }
2395         }
2396
2397         global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
2398         reg_win_data->alpha_en = ppixel_a | global_a;
2399         reg_win_data->g_alpha_val = win_par->g_alpha_val;
2400         reg_win_data->alpha_mode = win_par->alpha_mode;
2401
2402         switch (fb_data_fmt) {
2403         case YUV422:
2404         case YUV422_A:
2405                 is_pic_yuv = 1;
2406                 stride = stride_32bit_1;
2407                 uv_stride = stride_32bit_1;
2408                 uv_x_off = xoffset;
2409                 uv_y_off = yoffset;
2410                 fix->line_length = stride;
2411                 uv_y_act = win_par->area_par[0].yact >> 1;
2412                 break;
2413         case YUV420:            /* nv12 */
2414         case YUV420_NV21:       /* nv21 */
2415         case YUV420_A:
2416                 is_pic_yuv = 1;
2417                 stride = stride_32bit_1;
2418                 uv_stride = stride_32bit_1;
2419                 uv_x_off = xoffset;
2420                 uv_y_off = yoffset >> 1;
2421                 fix->line_length = stride;
2422                 uv_y_act = win_par->area_par[0].yact >> 1;
2423                 break;
2424         case YUV444:
2425         case YUV444_A:
2426                 is_pic_yuv = 1;
2427                 stride = stride_32bit_1;
2428                 uv_stride = stride_32bit_2;
2429                 uv_x_off = xoffset * 2;
2430                 uv_y_off = yoffset;
2431                 fix->line_length = stride << 2;
2432                 uv_y_act = win_par->area_par[0].yact;
2433                 break;
2434         default:
2435                 break;
2436         }
2437         if (is_pic_yuv == 1) {
2438                 reg_win_data->reg_area_data[0].cbr_start =
2439                     reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2440                 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2441                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2442                         if (screen->interlace == 1) {
2443                                 reg_win_data->reg_area_data[0].c_offset =
2444                                     uv_y_off * uv_stride * 2 +
2445                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
2446                                     uv_x_off * pixel_width / 8;
2447                         } else {
2448                                 reg_win_data->reg_area_data[0].c_offset =
2449                                     uv_y_off * uv_stride +
2450                                     (uv_y_act - 1) * uv_stride +
2451                                     uv_x_off * pixel_width / 8;
2452                         }
2453                 } else {
2454                         if (screen->interlace == 1) {
2455                                 reg_win_data->reg_area_data[0].c_offset =
2456                                     uv_y_off * uv_stride * 2 +
2457                                     uv_x_off * pixel_width / 8;
2458                         } else {
2459                                 reg_win_data->reg_area_data[0].c_offset =
2460                                     uv_y_off * uv_stride +
2461                                     uv_x_off * pixel_width / 8;
2462                         }
2463                 }
2464                 buff_len = reg_win_data->reg_area_data[0].cbr_start +
2465                         reg_win_data->reg_area_data[0].c_offset +
2466                         reg_win_data->reg_area_data[0].xvir *
2467                         reg_win_data->reg_area_data[0].yact *
2468                         pixel_width / 16 -
2469                         reg_win_data->reg_area_data[0].smem_start -
2470                         reg_win_data->reg_area_data[0].xoff*
2471                         pixel_width / 16;
2472                 if ((buff_len > reg_win_data->reg_area_data[0].buff_len) &&
2473                      dev_drv->iommu_enabled)
2474                         pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2475                                "yact[%d]*bpp[%d]"
2476                                "=buff_len[0x%x]>>mmu len=0x%x\n",
2477                                fb_data_fmt,
2478                                reg_win_data->reg_area_data[0].xvir,
2479                                reg_win_data->reg_area_data[0].yact,
2480                                pixel_width, buff_len,
2481                                reg_win_data->reg_area_data[0].buff_len);
2482         }
2483
2484         /* record buffer information for rk_fb_disp_scale to prevent fence
2485          * timeout because rk_fb_disp_scale will call function
2486          * info->fbops->fb_set_par(info);
2487          * delete by hjc for new hdmi overscan framework.
2488          */
2489         /* info->var.yoffset = yoffset;
2490          * info->var.xoffset = xoffset;
2491          */
2492         return 0;
2493 }
2494
2495 static int rk_fb_set_win_config(struct fb_info *info,
2496                                 struct rk_fb_win_cfg_data *win_data)
2497 {
2498         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2499         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2500         struct rk_fb_reg_data *regs;
2501 #ifdef H_USE_FENCE
2502         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2503         struct sync_fence *retire_fence;
2504         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2505         struct sync_pt *retire_sync_pt;
2506         char fence_name[20];
2507 #endif
2508         int ret = 0, i, j = 0;
2509         int list_is_empty = 0;
2510         struct rk_screen *screen = dev_drv->cur_screen;
2511
2512         mutex_lock(&dev_drv->output_lock);
2513
2514         for (i = 0; i < 4; i++) {
2515                 for (j = 0; j < 4; j++) {
2516                         if ((win_data->win_par[i].area_par[j].ion_fd > 0) ||
2517                             (win_data->win_par[i].area_par[j].phy_addr > 0))
2518                                 ret += rk_fb_check_config_var(
2519                                         &win_data->win_par[i].area_par[j],
2520                                         screen);
2521                 }
2522         }
2523         if ((dev_drv->suspend_flag) || (dev_drv->hdmi_switch) || (ret < 0)) {
2524                 dev_drv->timeline_max++;
2525                 sw_sync_timeline_inc(dev_drv->timeline, 1);
2526                 if (dev_drv->suspend_flag)
2527                         pr_err("suspend_flag=%d\n", dev_drv->suspend_flag);
2528                 else if (dev_drv->hdmi_switch)
2529                         pr_err("hdmi switch = %d\n", dev_drv->hdmi_switch);
2530                 else
2531                         pr_err("error config ,ignore\n");
2532                 for (j = 0; j < RK_MAX_BUF_NUM; j++)
2533                         win_data->rel_fence_fd[j] = -1;
2534                 win_data->ret_fence_fd = -1;
2535                 goto err;
2536         }
2537
2538         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2539         if (!regs) {
2540                 pr_info("could not allocate rk_fb_reg_data\n");
2541                 ret = -ENOMEM;
2542                 goto err;
2543         }
2544
2545         for (i = 0, j = 0; i < dev_drv->lcdc_win_num; i++) {
2546                 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2547                         if (rk_fb_set_win_buffer(info, &win_data->win_par[i],
2548                                                  &regs->reg_win_data[j])) {
2549                                 ret = -ENOMEM;
2550                                 pr_info("error:%s[%d]\n", __func__, __LINE__);
2551                                 goto err2;
2552                         }
2553                         if (regs->reg_win_data[j].area_num > 0) {
2554                                 regs->win_num++;
2555                                 regs->buf_num +=
2556                                     regs->reg_win_data[j].area_buf_num;
2557                         }
2558                         j++;
2559                 } else {
2560                         pr_info("error:win_id bigger than lcdc_win_num\n");
2561                         pr_info("i=%d,win_id=%d\n", i,
2562                                 win_data->win_par[i].win_id);
2563                 }
2564         }
2565         if (dev_drv->property.feature & SUPPORT_WRITE_BACK)
2566                 rk_fb_set_wb_buffer(info, &win_data->wb_cfg,
2567                                     &regs->reg_wb_data);
2568         if (regs->win_num <= 0)
2569                 goto err_null_frame;
2570
2571         dev_drv->timeline_max++;
2572 #ifdef H_USE_FENCE
2573         win_data->ret_fence_fd = get_unused_fd_flags(0);
2574         if (win_data->ret_fence_fd < 0) {
2575                 pr_err("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2576                 win_data->ret_fence_fd = -1;
2577                 ret = -EFAULT;
2578                 goto err2;
2579         }
2580         for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2581                 if (i < regs->buf_num) {
2582                         sprintf(fence_name, "fence%d", i);
2583                         win_data->rel_fence_fd[i] = get_unused_fd_flags(0);
2584                         if (win_data->rel_fence_fd[i] < 0) {
2585                                 pr_info("rel_fence_fd=%d\n",
2586                                         win_data->rel_fence_fd[i]);
2587                                 ret = -EFAULT;
2588                                 goto err2;
2589                         }
2590                         release_sync_pt[i] =
2591                             sw_sync_pt_create(dev_drv->timeline,
2592                                               dev_drv->timeline_max);
2593                         release_fence[i] =
2594                             sync_fence_create(fence_name, release_sync_pt[i]);
2595                         sync_fence_install(release_fence[i],
2596                                            win_data->rel_fence_fd[i]);
2597                 } else {
2598                         win_data->rel_fence_fd[i] = -1;
2599                 }
2600         }
2601
2602         retire_sync_pt =
2603             sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2604         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2605         sync_fence_install(retire_fence, win_data->ret_fence_fd);
2606 #else
2607         for (i = 0; i < RK_MAX_BUF_NUM; i++)
2608                 win_data->rel_fence_fd[i] = -1;
2609
2610         win_data->ret_fence_fd = -1;
2611 #endif
2612         if (dev_drv->wait_fs == 0) {
2613                 mutex_lock(&dev_drv->update_regs_list_lock);
2614                 list_add_tail(&regs->list, &dev_drv->update_regs_list);
2615                 mutex_unlock(&dev_drv->update_regs_list_lock);
2616                 queue_kthread_work(&dev_drv->update_regs_worker,
2617                                    &dev_drv->update_regs_work);
2618         } else {
2619                 mutex_lock(&dev_drv->update_regs_list_lock);
2620                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2621                                         list_empty(&dev_drv->saved_list);
2622                 mutex_unlock(&dev_drv->update_regs_list_lock);
2623                 if (!list_is_empty) {
2624                         ret = wait_event_timeout(dev_drv->update_regs_wait,
2625                                 list_empty(&dev_drv->update_regs_list) && list_empty(&dev_drv->saved_list),
2626                                 msecs_to_jiffies(60));
2627                         if (ret > 0)
2628                                 rk_fb_update_reg(dev_drv, regs);
2629                         else
2630                                 pr_info("%s: wait update_regs_wait timeout\n", __func__);
2631                 } else if (ret == 0) {
2632                         rk_fb_update_reg(dev_drv, regs);
2633                 }
2634         }
2635         if (rk_fb_debug_lvl > 0)
2636                 rk_fb_config_debug(dev_drv, win_data, regs, rk_fb_debug_lvl);
2637         if (rk_fb_iommu_debug > 0)
2638                 rk_fb_config_backup(dev_drv, win_data, regs);
2639 err:
2640         mutex_unlock(&dev_drv->output_lock);
2641         return ret;
2642 err_null_frame:
2643         for (j = 0; j < RK_MAX_BUF_NUM; j++)
2644                 win_data->rel_fence_fd[j] = -1;
2645         win_data->ret_fence_fd = -1;
2646         pr_info("win num = %d,null frame\n", regs->win_num);
2647 err2:
2648         kfree(regs);
2649         mutex_unlock(&dev_drv->output_lock);
2650
2651         return ret;
2652 }
2653
2654 #if 1
2655 static int cfgdone_distlist[10] = { 0 };
2656
2657 static int cfgdone_index;
2658 static int cfgdone_lasttime;
2659
2660 int rk_get_real_fps(int before)
2661 {
2662         struct timespec now;
2663         int dist_curr;
2664         int dist_total = 0;
2665         int dist_count = 0;
2666         int dist_first = 0;
2667
2668         int index = cfgdone_index;
2669         int i = 0, fps = 0;
2670         int total;
2671
2672         if (before > 100)
2673                 before = 100;
2674         if (before < 0)
2675                 before = 0;
2676
2677         getnstimeofday(&now);
2678         dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2679                         cfgdone_lasttime;
2680         total = dist_curr;
2681         for (i = 0; i < 10; i++) {
2682                 if (--index < 0)
2683                         index = 9;
2684                 total += cfgdone_distlist[index];
2685                 if (i == 0)
2686                         dist_first = cfgdone_distlist[index];
2687                 if (total < (before * 1000)) {
2688                         dist_total += cfgdone_distlist[index];
2689                         dist_count++;
2690                 } else {
2691                         break;
2692                 }
2693         }
2694
2695         dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2696         dist_total += dist_curr;
2697         dist_count++;
2698
2699         if (dist_total > 0)
2700                 fps = (1000000 * dist_count) / dist_total;
2701         else
2702                 fps = 60;
2703
2704         return fps;
2705 }
2706 EXPORT_SYMBOL(rk_get_real_fps);
2707
2708 #endif
2709 #define ION_MAX 10
2710 static struct ion_handle *ion_hanle[ION_MAX];
2711 static struct ion_handle *ion_hwc[1];
2712 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2713                        unsigned long arg)
2714 {
2715         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2716         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2717         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2718         struct fb_fix_screeninfo *fix = &info->fix;
2719         struct rk_lcdc_win *win;
2720         int enable;     /* enable fb:1 enable;0 disable */
2721         int ovl;        /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2722         int num_buf;    /* buffer_number */
2723         int ret = 0;
2724         struct rk_fb_win_cfg_data win_data;
2725         unsigned int dsp_addr[4][4];
2726         int list_stat;
2727
2728         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2729         void __user *argp = (void __user *)arg;
2730
2731         win = dev_drv->win[win_id];
2732         switch (cmd) {
2733         case RK_FBIOSET_HWC_ADDR:
2734         {
2735                 u32 hwc_phy[1];
2736
2737                 if (copy_from_user(hwc_phy, argp, 4))
2738                         return -EFAULT;
2739                 if (!dev_drv->iommu_enabled) {
2740                         fix->smem_start = hwc_phy[0];
2741                 } else {
2742                         int usr_fd;
2743                         struct ion_handle *hdl;
2744                         ion_phys_addr_t phy_addr;
2745                         size_t len;
2746
2747                         usr_fd = hwc_phy[0];
2748                         if (!usr_fd) {
2749                                 fix->smem_start = 0;
2750                                 fix->mmio_start = 0;
2751                                 dev_drv->ops->open(dev_drv, win_id, 0);
2752                                 break;
2753                         }
2754
2755                         if (ion_hwc[0] != 0) {
2756                                 ion_free(rk_fb->ion_client, ion_hwc[0]);
2757                                 ion_hwc[0] = 0;
2758                         }
2759
2760                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2761                         if (IS_ERR(hdl)) {
2762                                 dev_err(info->dev, "failed to get hwc ion handle:%ld\n",
2763                                         PTR_ERR(hdl));
2764                                 return -EFAULT;
2765                         }
2766
2767                         ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2768                                             (unsigned long *)&phy_addr,
2769                                             (unsigned long *)&len);
2770                         if (ret < 0) {
2771                                 dev_err(info->dev, "ion map to get hwc phy addr failed");
2772                                 ion_free(rk_fb->ion_client, hdl);
2773                                 return -ENOMEM;
2774                         }
2775                         fix->smem_start = phy_addr;
2776                         ion_hwc[0] = hdl;
2777                 }
2778                 break;
2779         }
2780         case RK_FBIOSET_YUV_ADDR:
2781                 {
2782                         u32 yuv_phy[2];
2783
2784                         if (copy_from_user(yuv_phy, argp, 8))
2785                                 return -EFAULT;
2786                         if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2787                                 fix->smem_start = yuv_phy[0];
2788                                 fix->mmio_start = yuv_phy[1];
2789                         } else {
2790                                 int usr_fd, offset, tmp;
2791                                 struct ion_handle *hdl;
2792                                 ion_phys_addr_t phy_addr;
2793                                 size_t len;
2794
2795                                 usr_fd = yuv_phy[0];
2796                                 offset = yuv_phy[1] - yuv_phy[0];
2797                                 if (!usr_fd) {
2798                                         fix->smem_start = 0;
2799                                         fix->mmio_start = 0;
2800                                         break;
2801                                 }
2802
2803                                 if (ion_hanle[ION_MAX - 1] != 0) {
2804                                         /*ion_unmap_kernel(rk_fb->ion_client,
2805                                          *      ion_hanle[ION_MAX - 1]);
2806                                          *ion_unmap_iommu(dev_drv->dev,
2807                                          *      rk_fb->ion_client,
2808                                          *      ion_hanle[ION_MAX - 1]);
2809                                          */
2810                                         ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2811                                         ion_hanle[ION_MAX - 1] = 0;
2812                                 }
2813
2814                                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2815                                 if (IS_ERR(hdl)) {
2816                                         dev_err(info->dev, "failed to get ion handle:%ld\n",
2817                                                 PTR_ERR(hdl));
2818                                         return -EFAULT;
2819                                 }
2820
2821                                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2822                                                     (unsigned long *)&phy_addr,
2823                                                     (unsigned long *)&len);
2824                                 if (ret < 0) {
2825                                         dev_err(info->dev, "ion map to get phy addr failed");
2826                                         ion_free(rk_fb->ion_client, hdl);
2827                                         return -ENOMEM;
2828                                 }
2829                                 fix->smem_start = phy_addr;
2830                                 fix->mmio_start = phy_addr + offset;
2831                                 fix->smem_len = len;
2832                                 /*info->screen_base =
2833                                  *      ion_map_kernel(rk_fb->ion_client, hdl);
2834                                  */
2835                                 ion_hanle[0] = hdl;
2836                                 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2837                                         ion_hanle[tmp] = ion_hanle[tmp - 1];
2838                                 ion_hanle[0] = 0;
2839                         }
2840                         break;
2841                 }
2842         case RK_FBIOSET_ENABLE:
2843                 if (copy_from_user(&enable, argp, sizeof(enable)))
2844                         return -EFAULT;
2845                                 if (enable && fb_par->state)
2846                                         fb_par->state++;
2847                                 else
2848                                         fb_par->state--;
2849                 dev_drv->ops->open(dev_drv, win_id, enable);
2850                 break;
2851         case RK_FBIOGET_ENABLE:
2852                 enable = dev_drv->ops->get_win_state(dev_drv, win_id, 0);
2853                 if (copy_to_user(argp, &enable, sizeof(enable)))
2854                         return -EFAULT;
2855                 break;
2856         case RK_FBIOSET_OVERLAY_STA:
2857                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2858                         return -EFAULT;
2859                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2860                 break;
2861         case RK_FBIOGET_OVERLAY_STA:
2862                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2863                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2864                         return -EFAULT;
2865                 break;
2866         case RK_FBIOPUT_NUM_BUFFERS:
2867                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2868                         return -EFAULT;
2869                 dev_drv->num_buf = num_buf;
2870                 break;
2871         case RK_FBIOSET_VSYNC_ENABLE:
2872                 if (copy_from_user(&enable, argp, sizeof(enable)))
2873                         return -EFAULT;
2874                 dev_drv->vsync_info.active = enable;
2875                 break;
2876
2877         case RK_FBIOGET_DSP_ADDR:
2878                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2879                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2880                         return -EFAULT;
2881                 break;
2882         case RK_FBIOGET_LIST_STA:
2883                 list_stat = rk_fb_get_list_stat(dev_drv);
2884                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2885                         return -EFAULT;
2886
2887                 break;
2888         case RK_FBIOGET_IOMMU_STA:
2889                 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2890                                  sizeof(dev_drv->iommu_enabled)))
2891                         return -EFAULT;
2892                 break;
2893 #if defined(CONFIG_ION_ROCKCHIP)
2894         case RK_FBIOSET_DMABUF_FD:
2895                 {
2896                         int usr_fd;
2897                         struct ion_handle *hdl;
2898                         ion_phys_addr_t phy_addr;
2899                         size_t len;
2900
2901                         if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2902                                 return -EFAULT;
2903
2904                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2905                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2906                         fix->smem_start = phy_addr;
2907                         break;
2908                 }
2909         case RK_FBIOGET_DMABUF_FD:
2910                 {
2911                         int fd = -1;
2912
2913                         if (IS_ERR_OR_NULL(fb_par->ion_hdl)) {
2914                                 dev_err(info->dev,
2915                                         "get dma_buf fd failed,ion handle is err\n");
2916                                 return PTR_ERR(fb_par->ion_hdl);
2917                         }
2918                         fd = ion_share_dma_buf_fd(rk_fb->ion_client,
2919                                                   fb_par->ion_hdl);
2920                         if (fd < 0) {
2921                                 dev_err(info->dev,
2922                                         "ion_share_dma_buf_fd failed\n");
2923                                 return fd;
2924                         }
2925                         if (copy_to_user(argp, &fd, sizeof(fd)))
2926                                 return -EFAULT;
2927                         break;
2928                 }
2929 #endif
2930         case RK_FBIOSET_CLEAR_FB:
2931                 memset(fb_par->fb_virt_base, 0, fb_par->fb_size);
2932                 break;
2933         case RK_FBIOSET_CONFIG_DONE:
2934                 {
2935                         int curr = 0;
2936                         struct timespec now;
2937
2938                         getnstimeofday(&now);
2939                         curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2940                         cfgdone_distlist[cfgdone_index++] =
2941                                 curr - cfgdone_lasttime;
2942                         cfgdone_lasttime = curr;
2943                         if (cfgdone_index >= 10)
2944                                 cfgdone_index = 0;
2945                 }
2946                 if (copy_from_user(&win_data,
2947                                    (struct rk_fb_win_cfg_data __user *)argp,
2948                                    sizeof(win_data))) {
2949                         ret = -EFAULT;
2950                         break;
2951                 };
2952
2953                 dev_drv->wait_fs = win_data.wait_fs;
2954                 ret = rk_fb_set_win_config(info, &win_data);
2955
2956                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2957                                  &win_data, sizeof(win_data))) {
2958                         ret = -EFAULT;
2959                         break;
2960                 }
2961                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2962
2963                 if (dev_drv->uboot_logo)
2964                         dev_drv->uboot_logo = 0;
2965
2966                 break;
2967         default:
2968                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2969                 break;
2970         }
2971
2972         return ret;
2973 }
2974
2975 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2976 {
2977         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2978         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2979         struct fb_fix_screeninfo *fix = &info->fix;
2980         int win_id;
2981 #if defined(CONFIG_RK_HDMI)
2982         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2983 #endif
2984
2985         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2986         if (win_id < 0)
2987                 return -ENODEV;
2988         mutex_lock(&dev_drv->switch_screen);
2989 #if defined(CONFIG_RK_HDMI)
2990         if ((rk_fb->disp_mode == ONE_DUAL) &&
2991             (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2992                 pr_info("hdmi is connect , not blank lcdc\n");
2993         } else
2994 #endif
2995         {
2996                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2997         }
2998         mutex_unlock(&dev_drv->switch_screen);
2999         return 0;
3000 }
3001
3002 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
3003 {
3004         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
3005             (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
3006             ((16 != var->bits_per_pixel) &&
3007             (32 != var->bits_per_pixel) &&
3008             (24 != var->bits_per_pixel))) {
3009                 dev_err(info->dev, "%s check var fail 1:\n"
3010                         "xres_vir:%d>>yres_vir:%d\n"
3011                         "xres:%d>>yres:%d\n"
3012                         "bits_per_pixel:%d\n",
3013                         info->fix.id,
3014                         var->xres_virtual,
3015                         var->yres_virtual,
3016                         var->xres, var->yres, var->bits_per_pixel);
3017                 return -EINVAL;
3018         }
3019
3020         if (((var->xoffset + var->xres) > var->xres_virtual) ||
3021             ((var->yoffset + var->yres) > (var->yres_virtual))) {
3022                 dev_err(info->dev, "%s check_var fail 2:\n"
3023                         "xoffset:%d>>xres:%d>>xres_vir:%d\n"
3024                         "yoffset:%d>>yres:%d>>yres_vir:%d\n",
3025                         info->fix.id,
3026                         var->xoffset,
3027                         var->xres,
3028                         var->xres_virtual,
3029                         var->yoffset, var->yres, var->yres_virtual);
3030                 return -EINVAL;
3031         }
3032
3033         return 0;
3034 }
3035
3036 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
3037                           size_t count, loff_t *ppos)
3038 {
3039         unsigned long p = *ppos;
3040         u8 *buffer, *dst;
3041         u8 __iomem *src;
3042         int c, cnt = 0, err = 0;
3043         unsigned long total_size;
3044         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3045         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3046         struct rk_lcdc_win *win = NULL;
3047         int win_id = 0;
3048
3049         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3050         if (win_id < 0)
3051                 return -ENODEV;
3052         else
3053                 win = dev_drv->win[win_id];
3054
3055         /* only read the current frame buffer */
3056         if (win->area[0].format == RGB565) {
3057                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
3058         } else if ((win->area[0].format == YUV420) ||
3059                    (win->area[0].format == YUV420_NV21)) {
3060                 total_size =
3061                     (win->area[0].y_vir_stride * win->area[0].yact * 6);
3062         } else {
3063                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
3064         }
3065         if (p >= total_size)
3066                 return 0;
3067
3068         if (count >= total_size)
3069                 count = total_size;
3070
3071         if (count + p > total_size)
3072                 count = total_size - p;
3073
3074         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
3075         if (!buffer)
3076                 return -ENOMEM;
3077
3078         src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
3079
3080         while (count) {
3081                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
3082                 dst = buffer;
3083                 fb_memcpy_fromfb(dst, src, c);
3084                 dst += c;
3085                 src += c;
3086
3087                 if (copy_to_user(buf, buffer, c)) {
3088                         err = -EFAULT;
3089                         break;
3090                 }
3091                 *ppos += c;
3092                 buf += c;
3093                 cnt += c;
3094                 count -= c;
3095         }
3096
3097         kfree(buffer);
3098
3099         return (err) ? err : cnt;
3100 }
3101
3102 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
3103                            size_t count, loff_t *ppos)
3104 {
3105         unsigned long p = *ppos;
3106         u8 *buffer, *src;
3107         u8 __iomem *dst;
3108         int c, cnt = 0, err = 0;
3109         unsigned long total_size;
3110         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3111         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3112         struct rk_lcdc_win *win = NULL;
3113         int win_id = 0;
3114
3115         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3116         if (win_id < 0)
3117                 return -ENODEV;
3118         else
3119                 win = dev_drv->win[win_id];
3120
3121         /* write the current frame buffer */
3122         if (win->area[0].format == RGB565)
3123                 total_size = win->area[0].xact * win->area[0].yact << 1;
3124         else
3125                 total_size = win->area[0].xact * win->area[0].yact << 2;
3126
3127         if (p > total_size)
3128                 return -EFBIG;
3129
3130         if (count > total_size) {
3131                 err = -EFBIG;
3132                 count = total_size;
3133         }
3134
3135         if (count + p > total_size) {
3136                 if (!err)
3137                         err = -ENOSPC;
3138
3139                 count = total_size - p;
3140         }
3141
3142         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
3143         if (!buffer)
3144                 return -ENOMEM;
3145
3146         dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
3147
3148         while (count) {
3149                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
3150                 src = buffer;
3151
3152                 if (copy_from_user(src, buf, c)) {
3153                         err = -EFAULT;
3154                         break;
3155                 }
3156
3157                 fb_memcpy_tofb(dst, src, c);
3158                 dst += c;
3159                 src += c;
3160                 *ppos += c;
3161                 buf += c;
3162                 cnt += c;
3163                 count -= c;
3164         }
3165
3166         kfree(buffer);
3167
3168         return (cnt) ? cnt : err;
3169 }
3170
3171 static int rk_fb_set_par(struct fb_info *info)
3172 {
3173         struct fb_var_screeninfo *var = &info->var;
3174         struct fb_fix_screeninfo *fix = &info->fix;
3175         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3176         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3177         struct rk_lcdc_win *win = NULL;
3178         struct rk_screen *screen = dev_drv->cur_screen;
3179         int win_id = 0;
3180         u16 xsize = 0, ysize = 0;       /* winx display window height/width --->LCDC_WINx_DSP_INFO */
3181         u32 xoffset = var->xoffset;     /* offset from virtual to visible */
3182         u32 yoffset = var->yoffset;
3183         u16 xpos = (var->nonstd >> 8) & 0xfff;  /*visiable pos in panel */
3184         u16 ypos = (var->nonstd >> 20) & 0xfff;
3185         u32 xvir = var->xres_virtual;
3186         u8 data_format = var->nonstd & 0xff;
3187         u8 fb_data_fmt;
3188         u8 pixel_width;
3189         u32 vir_width_bit;
3190         u32 stride, uv_stride;
3191         u32 stride_32bit_1;
3192         u32 stride_32bit_2;
3193         u16 uv_x_off, uv_y_off, uv_y_act;
3194         u8 is_pic_yuv = 0;
3195         /*var->pixclock = dev_drv->pixclock;*/
3196         if (dev_drv->suspend_flag)
3197                 return 0;
3198         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3199         if (win_id < 0)
3200                 return -ENODEV;
3201         else
3202                 win = dev_drv->win[win_id];
3203
3204         /* if the application has specific the hor and ver display size */
3205         if (var->grayscale >> 8) {
3206                 xsize = (var->grayscale >> 8) & 0xfff;
3207                 ysize = (var->grayscale >> 20) & 0xfff;
3208                 if (xsize > screen->mode.xres)
3209                         xsize = screen->mode.xres;
3210                 if (ysize > screen->mode.yres)
3211                         ysize = screen->mode.yres;
3212         } else {                /*ohterwise  full  screen display */
3213                 xsize = screen->mode.xres;
3214                 ysize = screen->mode.yres;
3215         }
3216
3217         win->colorspace = CSC_FORMAT(data_format);
3218         data_format &= ~CSC_MASK;
3219         fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
3220         if (IS_FBDC_FMT(fb_data_fmt)) {
3221                 win->area[0].fbdc_en = 1;
3222                 win->area[0].fbdc_cor_en = 1;
3223         } else {
3224                 win->area[0].fbdc_en = 0;
3225                 win->area[0].fbdc_cor_en = 0;
3226         }
3227         pixel_width = rk_fb_pixel_width(fb_data_fmt);
3228         vir_width_bit = pixel_width * xvir;
3229         /* pixel_width = byte_num * 8 */
3230         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
3231         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
3232
3233         switch (fb_data_fmt) {
3234         case YUV422:
3235         case YUV422_A:
3236                 is_pic_yuv = 1;
3237                 stride = stride_32bit_1;
3238                 uv_stride = stride_32bit_1;
3239                 uv_x_off = xoffset;
3240                 uv_y_off = yoffset;
3241                 fix->line_length = stride;
3242                 uv_y_act = win->area[0].yact >> 1;
3243                 break;
3244         case YUV420:            /* nv12 */
3245         case YUV420_NV21:       /* nv21 */
3246         case YUV420_A:
3247                 is_pic_yuv = 1;
3248                 stride = stride_32bit_1;
3249                 uv_stride = stride_32bit_1;
3250                 uv_x_off = xoffset;
3251                 uv_y_off = yoffset >> 1;
3252                 fix->line_length = stride;
3253                 uv_y_act = win->area[0].yact >> 1;
3254                 break;
3255         case YUV444:
3256         case YUV444_A:
3257                 is_pic_yuv = 1;
3258                 stride = stride_32bit_1;
3259                 uv_stride = stride_32bit_2;
3260                 uv_x_off = xoffset * 2;
3261                 uv_y_off = yoffset;
3262                 fix->line_length = stride << 2;
3263                 uv_y_act = win->area[0].yact;
3264                 break;
3265         default:
3266                 stride = stride_32bit_1;        /* default rgb */
3267                 fix->line_length = stride;
3268                 break;
3269         }
3270
3271         win->area[0].format = fb_data_fmt;
3272         win->area[0].y_vir_stride = stride >> 2;
3273         win->area[0].uv_vir_stride = uv_stride >> 2;
3274         win->area[0].xpos = xpos;
3275         win->area[0].ypos = ypos;
3276         win->area[0].xsize = xsize;
3277         win->area[0].ysize = ysize;
3278         win->area[0].xact = var->xres;  /* winx active window height,is a wint of vir */
3279         win->area[0].yact = var->yres;
3280         win->area[0].xvir = var->xres_virtual;  /* virtual resolution  stride --->LCDC_WINx_VIR */
3281         win->area[0].yvir = var->yres_virtual;
3282         win->area[0].xoff = xoffset;
3283         win->area[0].yoff = yoffset;
3284         win->ymirror = 0;
3285         win->state = 1;
3286         win->last_state = 1;
3287
3288         win->area_num = 1;
3289         win->alpha_mode = 4;    /* AB_SRC_OVER; */
3290         win->alpha_en = ((win->area[0].format == ARGB888) ||
3291                          (win->area[0].format == FBDC_ARGB_888) ||
3292                          (win->area[0].format == FBDC_ABGR_888) ||
3293                          (win->area[0].format == ABGR888)) ? 1 : 0;
3294         win->g_alpha_val = 0;
3295
3296         dev_drv->ops->set_par(dev_drv, win_id);
3297
3298         return 0;
3299 }
3300
3301 static inline unsigned int chan_to_field(unsigned int chan,
3302                                          struct fb_bitfield *bf)
3303 {
3304         chan &= 0xffff;
3305         chan >>= 16 - bf->length;
3306         return chan << bf->offset;
3307 }
3308
3309 static int fb_setcolreg(unsigned regno,
3310                         unsigned red, unsigned green, unsigned blue,
3311                         unsigned transp, struct fb_info *info)
3312 {
3313         unsigned int val;
3314
3315         switch (info->fix.visual) {
3316         case FB_VISUAL_TRUECOLOR:
3317                 /* true-colour, use pseudo-palette */
3318                 if (regno < 16) {
3319                         u32 *pal = info->pseudo_palette;
3320
3321                         val = chan_to_field(red, &info->var.red);
3322                         val |= chan_to_field(green, &info->var.green);
3323                         val |= chan_to_field(blue, &info->var.blue);
3324                         pal[regno] = val;
3325                 }
3326                 break;
3327         default:
3328                 return -1;      /* unknown type */
3329         }
3330
3331         return 0;
3332 }
3333
3334 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
3335 {
3336         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3337         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3338         struct ion_handle *handle = fb_par->ion_hdl;
3339         struct dma_buf *dma_buf = NULL;
3340
3341         if (IS_ERR_OR_NULL(handle)) {
3342                 dev_err(info->dev, "failed to get ion handle:%ld\n",
3343                         PTR_ERR(handle));
3344                 return -ENOMEM;
3345         }
3346         dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3347         if (IS_ERR_OR_NULL(dma_buf)) {
3348                 pr_info("get ion share dma buf failed\n");
3349                 return -ENOMEM;
3350         }
3351
3352         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
3353
3354         return dma_buf_mmap(dma_buf, vma, 0);
3355 }
3356
3357 static struct fb_ops fb_ops = {
3358         .owner = THIS_MODULE,
3359         .fb_open = rk_fb_open,
3360         .fb_release = rk_fb_close,
3361         .fb_check_var = rk_fb_check_var,
3362         .fb_set_par = rk_fb_set_par,
3363         .fb_blank = rk_fb_blank,
3364         .fb_ioctl = rk_fb_ioctl,
3365         .fb_compat_ioctl = rk_fb_ioctl,
3366         .fb_pan_display = rk_fb_pan_display,
3367         .fb_read = rk_fb_read,
3368         .fb_write = rk_fb_write,
3369         .fb_setcolreg = fb_setcolreg,
3370         .fb_fillrect = cfb_fillrect,
3371         .fb_copyarea = cfb_copyarea,
3372         .fb_imageblit = cfb_imageblit,
3373 };
3374
3375 static struct fb_var_screeninfo def_var = {
3376 #if defined(CONFIG_LOGO_LINUX_BMP)
3377         .red = {16, 8, 0},
3378         .green = {8, 8, 0},
3379         .blue = {0, 8, 0},
3380         .transp = {0, 0, 0},
3381         .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3382 #else
3383         .red = {11, 5, 0},
3384         .green = {5, 6, 0},
3385         .blue = {0, 5, 0},
3386         .transp = {0, 0, 0},
3387         .nonstd = HAL_PIXEL_FORMAT_RGB_565,     /* (ypos<<20+xpos<<8+format) format */
3388 #endif
3389         .grayscale = 0,         /* (ysize<<20+xsize<<8) */
3390         .activate = FB_ACTIVATE_NOW,
3391         .accel_flags = 0,
3392         .vmode = FB_VMODE_NONINTERLACED,
3393 };
3394
3395 static struct fb_fix_screeninfo def_fix = {
3396         .type = FB_TYPE_PACKED_PIXELS,
3397         .type_aux = 0,
3398         .xpanstep = 1,
3399         .ypanstep = 1,
3400         .ywrapstep = 0,
3401         .accel = FB_ACCEL_NONE,
3402         .visual = FB_VISUAL_TRUECOLOR,
3403
3404 };
3405
3406 static int rk_fb_wait_for_vsync_thread(void *data)
3407 {
3408         struct rk_lcdc_driver *dev_drv = data;
3409         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3410         struct fb_info *fbi = rk_fb->fb[dev_drv->fb_index_base];
3411
3412         while (!kthread_should_stop()) {
3413                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
3414                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
3415                                 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
3416                                 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
3417
3418                 if (!ret)
3419                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3420         }
3421
3422         return 0;
3423 }
3424
3425 static ssize_t rk_fb_vsync_show(struct device *dev,
3426                                 struct device_attribute *attr, char *buf)
3427 {
3428         struct fb_info *fbi = dev_get_drvdata(dev);
3429         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3430         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3431
3432         return scnprintf(buf, PAGE_SIZE, "%llu\n",
3433                          ktime_to_ns(dev_drv->vsync_info.timestamp));
3434 }
3435
3436 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3437
3438 /*
3439  * this two function is for other module that in the kernel which
3440  * need show image directly through fb
3441  * fb_id:we have 4 fb here,default we use fb0 for ui display
3442  */
3443 struct fb_info *rk_get_fb(int fb_id)
3444 {
3445         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3446         struct fb_info *fb = inf->fb[fb_id];
3447         return fb;
3448 }
3449 EXPORT_SYMBOL(rk_get_fb);
3450
3451 void rk_direct_fb_show(struct fb_info *fbi)
3452 {
3453         rk_fb_set_par(fbi);
3454         rk_fb_pan_display(&fbi->var, fbi);
3455 }
3456 EXPORT_SYMBOL(rk_direct_fb_show);
3457
3458 int rk_fb_dpi_open(bool open)
3459 {
3460         struct rk_lcdc_driver *dev_drv = NULL;
3461
3462         dev_drv = rk_get_prmry_lcdc_drv();
3463         if (dev_drv->ops->dpi_open)
3464                 dev_drv->ops->dpi_open(dev_drv, open);
3465         return 0;
3466 }
3467
3468 int rk_fb_dpi_win_sel(int win_id)
3469 {
3470         struct rk_lcdc_driver *dev_drv = NULL;
3471
3472         dev_drv = rk_get_prmry_lcdc_drv();
3473         if (dev_drv->ops->dpi_win_sel)
3474                 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3475         return 0;
3476 }
3477
3478 int rk_fb_dpi_status(void)
3479 {
3480         int ret = 0;
3481         struct rk_lcdc_driver *dev_drv = NULL;
3482
3483         dev_drv = rk_get_prmry_lcdc_drv();
3484         if (dev_drv->ops->dpi_status)
3485                 ret = dev_drv->ops->dpi_status(dev_drv);
3486
3487         return ret;
3488 }
3489
3490 /*
3491  * function: this function will be called by display device, enable/disable lcdc
3492  * @screen: screen timing to be set to lcdc
3493  * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3494  * @lcdc_id: the lcdc id the display device attached ,0 or 1
3495  */
3496 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3497 {
3498         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
3499         struct fb_info *info = NULL;
3500         struct rk_fb_par *fb_par = NULL;
3501         struct rk_lcdc_driver *dev_drv = NULL;
3502         struct rk_lcdc_win *win;
3503         char name[6] = {0};
3504         int i, win_id;
3505         static bool load_screen;
3506         char *envp[4];
3507         char envplcdc[32];
3508         char envpfbdev[32];
3509         int ret, list_is_empty = 0;
3510
3511         if (unlikely(!rk_fb) || unlikely(!screen))
3512                 return -ENODEV;
3513
3514         /* get lcdc driver */
3515         sprintf(name, "lcdc%d", lcdc_id);
3516         dev_drv = rk_get_lcdc_drv(name);
3517
3518         if (dev_drv == NULL) {
3519                 pr_err("%s driver not found!", name);
3520                 return -ENODEV;
3521         }
3522         if (screen->type == SCREEN_HDMI)
3523                 pr_info("hdmi %s lcdc%d\n",
3524                         enable ? "connect to" : "remove from",
3525                         dev_drv->id);
3526         else if (screen->type == SCREEN_TVOUT ||
3527                  screen->type == SCREEN_TVOUT_TEST)
3528                 pr_info("cvbs %s lcdc%d\n",
3529                         enable ? "connect to" : "remove from",
3530                         dev_drv->id);
3531         if (enable == 2 /*&& dev_drv->enable*/)
3532                 return 0;
3533         pr_info("switch:en=%d,lcdc_id=%d,screen type=%d,cur type=%d\n",
3534                 enable, lcdc_id, screen->type, dev_drv->cur_screen->type);
3535
3536         mutex_lock(&dev_drv->switch_screen);
3537         hdmi_switch_state = 0;
3538         dev_drv->hdmi_switch = 1;
3539         if (!dev_drv->uboot_logo) {
3540                 mdelay(200);
3541                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
3542                                            list_empty(&dev_drv->saved_list);
3543                 if (!list_is_empty) {
3544                         ret = wait_event_timeout(dev_drv->update_regs_wait,
3545                                                  list_empty(&dev_drv->update_regs_list) &&
3546                                                  list_empty(&dev_drv->saved_list),
3547                                                  msecs_to_jiffies(60));
3548                         if (ret <= 0)
3549                                 pr_info("%s: wait update_regs_wait timeout\n",
3550                                         __func__);
3551                 }
3552         }
3553
3554         envp[0] = "switch vop screen";
3555         memset(envplcdc, 0, sizeof(envplcdc));
3556         memset(envpfbdev, 0, sizeof(envpfbdev));
3557         sprintf(envplcdc, "SCREEN=%d,ENABLE=%d,VOPID=%d", screen->type, enable, dev_drv->id);
3558         sprintf(envpfbdev, "FBDEV=%d", dev_drv->fb_index_base);
3559         envp[1] = envplcdc;
3560         envp[2] = envpfbdev;
3561         envp[3] = NULL;
3562
3563         if ((rk_fb->disp_mode == ONE_DUAL) ||
3564             (rk_fb->disp_mode == NO_DUAL)) {
3565                 if ((dev_drv->ops->backlight_close) &&
3566                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX))
3567                         dev_drv->ops->backlight_close(dev_drv, 1);
3568                 if (!dev_drv->uboot_logo || load_screen ||
3569                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX)) {
3570                         if (dev_drv->ops->dsp_black)
3571                                 dev_drv->ops->dsp_black(dev_drv, 0);
3572                 }
3573                 if ((dev_drv->ops->set_screen_scaler) &&
3574                     (rk_fb->disp_mode == ONE_DUAL))
3575                         dev_drv->ops->set_screen_scaler(dev_drv,
3576                                                         dev_drv->screen0, 0);
3577         }
3578         if (!enable) {
3579                 /* if screen type is different, we do not disable lcdc. */
3580                 if (dev_drv->cur_screen->type != screen->type) {
3581                         dev_drv->hdmi_switch = 0;
3582                         mutex_unlock(&dev_drv->switch_screen);
3583                         return 0;
3584                 }
3585
3586                 /* if used one lcdc to dual disp, no need to close win */
3587                 if ((rk_fb->disp_mode == ONE_DUAL) ||
3588                     ((rk_fb->disp_mode == NO_DUAL) &&
3589                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX))) {
3590                         dev_drv->cur_screen = dev_drv->screen0;
3591                         dev_drv->ops->load_screen(dev_drv, 1);
3592                         /* force modify dsp size */
3593                         info = rk_fb->fb[dev_drv->fb_index_base];
3594                         info->var.grayscale &= 0xff;
3595                         info->var.grayscale |=
3596                                 (dev_drv->cur_screen->mode.xres << 8) +
3597                                 (dev_drv->cur_screen->mode.yres << 20);
3598                         mutex_lock(&dev_drv->win_config);
3599                         info->var.xoffset = 0;
3600                         info->var.yoffset = 0;
3601                         info->fbops->fb_set_par(info);
3602                         info->fbops->fb_pan_display(&info->var, info);
3603                         mutex_unlock(&dev_drv->win_config);
3604
3605                         /*
3606                          * if currently is loader display, black until new
3607                          * display job.
3608                          */
3609                         if (dev_drv->uboot_logo) {
3610                                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3611                                         if (dev_drv->win[i] && dev_drv->win[i]->state &&
3612                                             dev_drv->ops->win_direct_en)
3613                                                 dev_drv->ops->win_direct_en(dev_drv, i, 0);
3614                                 }
3615                         }
3616
3617                         /*if (dev_drv->ops->dsp_black)
3618                          *      dev_drv->ops->dsp_black(dev_drv, 0);
3619                          */
3620                         if ((dev_drv->ops->backlight_close) &&
3621                             (rk_fb->disp_policy != DISPLAY_POLICY_BOX))
3622                                 dev_drv->ops->backlight_close(dev_drv, 0);
3623                 } else if (rk_fb->num_lcdc > 1) {
3624                         /* If there is more than one lcdc device, we disable
3625                          *  the layer which attached to this device
3626                          */
3627                         dev_drv->suspend_flag = 1;
3628                         flush_kthread_worker(&dev_drv->update_regs_worker);
3629                         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3630                                 if (dev_drv->win[i] && dev_drv->win[i]->state)
3631                                         dev_drv->ops->open(dev_drv, i, 0);
3632                         }
3633                 }
3634                 kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3635
3636                 hdmi_switch_state = 0;
3637                 dev_drv->hdmi_switch = 0;
3638                 mutex_unlock(&dev_drv->switch_screen);
3639                 return 0;
3640         } else {
3641                 if (dev_drv->uboot_logo) {
3642                         if (dev_drv->cur_screen->mode.xres !=
3643                                 screen->mode.xres ||
3644                             dev_drv->cur_screen->mode.yres !=
3645                                 screen->mode.yres)
3646                                 load_screen = 1;
3647                 }
3648                 if (dev_drv->screen1)
3649                         dev_drv->cur_screen = dev_drv->screen1;
3650
3651                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3652                 dev_drv->cur_screen->xsize = dev_drv->cur_screen->mode.xres;
3653                 dev_drv->cur_screen->ysize = dev_drv->cur_screen->mode.yres;
3654                 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3655                 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3656         }
3657         if (!dev_drv->uboot_logo || load_screen ||
3658             (rk_fb->disp_policy != DISPLAY_POLICY_BOX)) {
3659                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3660                         info = rk_fb->fb[dev_drv->fb_index_base + i];
3661                         fb_par = (struct rk_fb_par *)info->par;
3662                         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3663                         win = dev_drv->win[win_id];
3664                         if (win && fb_par->state) {
3665                                 dev_drv->ops->load_screen(dev_drv, 1);
3666
3667                                 info->var.activate |= FB_ACTIVATE_FORCE;
3668                                 if (rk_fb->disp_mode == ONE_DUAL) {
3669                                         info->var.grayscale &= 0xff;
3670                                         info->var.grayscale |=
3671                                                 (dev_drv->cur_screen->xsize << 8) +
3672                                                 (dev_drv->cur_screen->ysize << 20);
3673                                 }
3674                                 if (dev_drv->uboot_logo && win->state) {
3675                                         if (win->area[0].xpos ||
3676                                             win->area[0].ypos) {
3677                                                 win->area[0].xpos =
3678                                                         (screen->mode.xres -
3679                                                          win->area[0].xsize) / 2;
3680                                                 win->area[0].ypos =
3681                                                         (screen->mode.yres -
3682                                                          win->area[0].ysize) / 2;
3683                                         } else {
3684                                                 win->area[0].xsize =
3685                                                         screen->mode.xres;
3686                                                 win->area[0].ysize =
3687                                                         screen->mode.yres;
3688                                         }
3689                                         dev_drv->ops->set_par(dev_drv, i);
3690                                         dev_drv->ops->cfg_done(dev_drv);
3691                                 } else if (!dev_drv->win[win_id]->state) {
3692                                         dev_drv->ops->open(dev_drv, win_id, 1);
3693                                         dev_drv->suspend_flag = 0;
3694                                         mutex_lock(&dev_drv->win_config);
3695                                         info->var.xoffset = 0;
3696                                         info->var.yoffset = 0;
3697                                         info->fbops->fb_set_par(info);
3698                                         info->fbops->fb_pan_display(&info->var,
3699                                                                     info);
3700                                         mutex_unlock(&dev_drv->win_config);
3701                                 }
3702                         }
3703                 }
3704         } else {
3705                 dev_drv->ops->load_screen(dev_drv, 0);
3706         }
3707         kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3708
3709         hdmi_switch_state = 1;
3710         load_screen = true;
3711         dev_drv->hdmi_switch = 0;
3712         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3713                 if ((dev_drv->ops->set_screen_scaler) &&
3714                     (rk_fb->disp_mode == ONE_DUAL))
3715                         dev_drv->ops->set_screen_scaler(dev_drv,
3716                                                         dev_drv->screen0, 1);
3717                 /*if (dev_drv->ops->dsp_black)
3718                  *      dev_drv->ops->dsp_black(dev_drv, 0);*/
3719                 if ((dev_drv->ops->backlight_close) &&
3720                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3721                     (rk_fb->disp_mode == ONE_DUAL))
3722                         dev_drv->ops->backlight_close(dev_drv, 0);
3723         }
3724         mutex_unlock(&dev_drv->switch_screen);
3725         return 0;
3726 }
3727
3728 /*
3729  * function:this function current only called by hdmi for
3730  *      scale the display
3731  * scale_x: scale rate of x resolution
3732  * scale_y: scale rate of y resolution
3733  * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3734  */
3735 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3736 {
3737         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3738         struct fb_info *info = NULL;
3739         struct fb_info *pmy_info = NULL;
3740         struct fb_var_screeninfo *var = NULL;
3741         struct rk_lcdc_driver *dev_drv = NULL;
3742         u16 screen_x, screen_y;
3743         u16 xpos, ypos;
3744         char name[6];
3745         struct rk_screen primary_screen;
3746
3747         rk_fb_get_prmry_screen(&primary_screen);
3748         if (primary_screen.type == SCREEN_HDMI)
3749                 return 0;
3750
3751         pr_err("should not be here--%s\n", __func__);
3752
3753         return 0;
3754         sprintf(name, "lcdc%d", lcdc_id);
3755
3756         if (inf->disp_mode == DUAL) {
3757                 dev_drv = rk_get_lcdc_drv(name);
3758                 if (!dev_drv) {
3759                         pr_err("%s driver not found!", name);
3760                         return -ENODEV;
3761                 }
3762         } else {
3763                 dev_drv = inf->lcdc_dev_drv[0];
3764         }
3765
3766         if (inf->num_lcdc == 1) {
3767                 info = inf->fb[0];
3768         } else if (inf->num_lcdc == 2) {
3769                 info = inf->fb[dev_drv->lcdc_win_num];
3770                 pmy_info = inf->fb[0];
3771         }
3772
3773         var = &info->var;
3774         screen_x = dev_drv->cur_screen->mode.xres;
3775         screen_y = dev_drv->cur_screen->mode.yres;
3776
3777         if (inf->disp_mode != DUAL && dev_drv->screen1) {
3778                 dev_drv->cur_screen->xpos =
3779                     (screen_x - screen_x * scale_x / 100) >> 1;
3780                 dev_drv->cur_screen->ypos =
3781                     (screen_y - screen_y * scale_y / 100) >> 1;
3782                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3783                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3784         } else {
3785                 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3786                 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3787                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3788                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3789                 if (inf->disp_mode == ONE_DUAL) {
3790                         var->nonstd &= 0xff;
3791                         var->nonstd |= (xpos << 8) + (ypos << 20);
3792                         var->grayscale &= 0xff;
3793                         var->grayscale |=
3794                                 (dev_drv->cur_screen->xsize << 8) +
3795                                 (dev_drv->cur_screen->ysize << 20);
3796                 }
3797         }
3798
3799         mutex_lock(&dev_drv->win_config);
3800         info->fbops->fb_set_par(info);
3801         dev_drv->ops->cfg_done(dev_drv);
3802         mutex_unlock(&dev_drv->win_config);
3803
3804         return 0;
3805 }
3806
3807 #if defined(CONFIG_ION_ROCKCHIP)
3808 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3809                                      struct rk_lcdc_win *win,
3810                                      unsigned long fb_mem_size)
3811 {
3812         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3813         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3814         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3815         struct ion_handle *handle;
3816         ion_phys_addr_t phy_addr;
3817         size_t len;
3818         int ret = 0;
3819
3820         if (dev_drv->iommu_enabled)
3821                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0,
3822                                    ION_HEAP_SYSTEM_MASK, 0);
3823         else
3824                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0,
3825                                    ION_HEAP_TYPE_DMA_MASK, 0);
3826
3827         if (IS_ERR(handle)) {
3828                 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3829                         PTR_ERR(handle));
3830                 return -ENOMEM;
3831         }
3832
3833         fb_par->ion_hdl = handle;
3834         win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3835         if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3836                 pr_info("ion_share_dma_buf() failed\n");
3837                 goto err_share_dma_buf;
3838         }
3839         win->area[0].ion_hdl = handle;
3840         if (dev_drv->prop == PRMRY)
3841                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3842         if (dev_drv->iommu_enabled && dev_drv->mmu_dev)
3843                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3844                                     (unsigned long *)&phy_addr,
3845                                     (unsigned long *)&len);
3846         else
3847                 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3848         if (ret < 0) {
3849                 dev_err(fbi->dev, "ion map to get phy addr failed\n");
3850                 goto err_share_dma_buf;
3851         }
3852         fbi->fix.smem_start = phy_addr;
3853         fbi->fix.smem_len = len;
3854         pr_info("alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3855         return 0;
3856
3857 err_share_dma_buf:
3858         ion_free(rk_fb->ion_client, handle);
3859         return -ENOMEM;
3860 }
3861 #endif
3862
3863 static int rk_fb_alloc_buffer(struct fb_info *fbi)
3864 {
3865         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3866         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3867         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3868         struct rk_lcdc_win *win = NULL;
3869         int win_id;
3870         int ret = 0;
3871         unsigned long fb_mem_size;
3872 #if !defined(CONFIG_ION_ROCKCHIP)
3873         dma_addr_t fb_mem_phys;
3874         void *fb_mem_virt;
3875 #endif
3876         ion_phys_addr_t phy_addr;
3877         size_t len;
3878
3879         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3880         if (win_id < 0)
3881                 return -ENODEV;
3882         else
3883                 win = dev_drv->win[win_id];
3884
3885         if (!strcmp(fbi->fix.id, "fb0")) {
3886                 fb_mem_size = get_fb_size(dev_drv->reserved_fb);
3887 #if defined(CONFIG_ION_ROCKCHIP)
3888                 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3889                         return -ENOMEM;
3890 #else
3891                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3892                                                      &fb_mem_phys, GFP_KERNEL);
3893                 if (!fb_mem_virt) {
3894                         pr_err("%s: Failed to allocate framebuffer\n",
3895                                __func__);
3896                         return -ENOMEM;
3897                 }
3898                 fbi->fix.smem_len = fb_mem_size;
3899                 fbi->fix.smem_start = fb_mem_phys;
3900                 fbi->screen_base = fb_mem_virt;
3901 #endif
3902                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3903         } else {
3904                 if (dev_drv->prop == EXTEND && dev_drv->iommu_enabled) {
3905                         struct rk_lcdc_driver *dev_drv_prmry;
3906                         int win_id_prmry;
3907
3908                         fb_mem_size = get_fb_size(dev_drv->reserved_fb);
3909 #if defined(CONFIG_ION_ROCKCHIP)
3910                         dev_drv_prmry = rk_get_prmry_lcdc_drv();
3911                         if (dev_drv_prmry == NULL)
3912                                 return -ENODEV;
3913                         win_id_prmry =
3914                                 dev_drv_prmry->ops->fb_get_win_id(dev_drv_prmry,
3915                                                                  fbi->fix.id);
3916                         if (win_id_prmry < 0)
3917                                 return -ENODEV;
3918                         else
3919                                 fb_par->ion_hdl =
3920                                 dev_drv_prmry->win[win_id_prmry]->area[0].ion_hdl;
3921                                 fbi->screen_base =
3922                                         ion_map_kernel(rk_fb->ion_client,
3923                                                        fb_par->ion_hdl);
3924                                 dev_drv->win[win_id]->area[0].ion_hdl =
3925                                         fb_par->ion_hdl;
3926                                 if (dev_drv->iommu_enabled && dev_drv->mmu_dev)
3927                                         ret = ion_map_iommu(dev_drv->dev,
3928                                                             rk_fb->ion_client,
3929                                                             fb_par->ion_hdl,
3930                                                             (unsigned long *)&phy_addr,
3931                                                             (unsigned long *)&len);
3932                                 else
3933                                         ret = ion_phys(rk_fb->ion_client,
3934                                                        fb_par->ion_hdl,
3935                                                        &phy_addr, &len);
3936                                 if (ret < 0) {
3937                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
3938                                         return -ENOMEM;
3939                                 }
3940                                 fbi->fix.smem_start = phy_addr;
3941                                 fbi->fix.smem_len = len;
3942 #else
3943                         fb_mem_virt = dma_alloc_writecombine(fbi->dev,
3944                                                              fb_mem_size,
3945                                                              &fb_mem_phys,
3946                                                              GFP_KERNEL);
3947                         if (!fb_mem_virt) {
3948                                 pr_err("%s: Failed to allocate framebuffer\n",
3949                                        __func__);
3950                                 return -ENOMEM;
3951                         }
3952                         fbi->fix.smem_len = fb_mem_size;
3953                         fbi->fix.smem_start = fb_mem_phys;
3954                         fbi->screen_base = fb_mem_virt;
3955 #endif
3956                 } else {
3957                         fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3958                         fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3959                         fbi->screen_base = rk_fb->fb[0]->screen_base;
3960                 }
3961         }
3962
3963         fbi->screen_size = fbi->fix.smem_len;
3964         fb_par->fb_phy_base = fbi->fix.smem_start;
3965         fb_par->fb_virt_base = fbi->screen_base;
3966         fb_par->fb_size = fbi->fix.smem_len;
3967
3968         pr_info("%s:phy:%lx>>vir:%p>>len:0x%x\n", fbi->fix.id,
3969                 fbi->fix.smem_start, fbi->screen_base,
3970                 fbi->fix.smem_len);
3971         return ret;
3972 }
3973
3974 #if 0
3975 static int rk_release_fb_buffer(struct fb_info *fbi)
3976 {
3977         /* buffer for fb1 and fb3 are alloc by android */
3978         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3979                 return 0;
3980         iounmap(fbi->screen_base);
3981         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3982         return 0;
3983 }
3984 #endif
3985
3986 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3987                          struct rk_lcdc_win *def_win)
3988 {
3989         int i;
3990         int lcdc_win_num = dev_drv->lcdc_win_num;
3991
3992         for (i = 0; i < lcdc_win_num; i++) {
3993                 struct rk_lcdc_win *win = NULL;
3994
3995                 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3996                 if (!win) {
3997                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
3998                         return -ENOMEM;
3999                 }
4000
4001                 strcpy(win->name, def_win[i].name);
4002                 win->id = def_win[i].id;
4003                 win->support_3d = def_win[i].support_3d;
4004                 win->property.feature = def_win[i].property.feature;
4005                 win->property.max_input_x = def_win[i].property.max_input_x;
4006                 win->property.max_input_y = def_win[i].property.max_input_y;
4007                 dev_drv->win[i] = win;
4008         }
4009
4010         return 0;
4011 }
4012
4013 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
4014                                    struct rk_lcdc_win *def_win, int index)
4015 {
4016         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
4017         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
4018                                                 sizeof(struct rk_screen),
4019                                                 GFP_KERNEL);
4020         int i = 0;
4021
4022         if (!screen) {
4023                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
4024                         dev_drv->id);
4025                 return -ENOMEM;
4026         }
4027
4028         screen->screen_id = 0;
4029         screen->lcdc_id = dev_drv->id;
4030         screen->overscan.left = 100;
4031         screen->overscan.top = 100;
4032         screen->overscan.right = 100;
4033         screen->overscan.bottom = 100;
4034
4035         screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
4036         screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
4037
4038         dev_drv->screen0 = screen;
4039         dev_drv->cur_screen = screen;
4040         /* devie use one lcdc + rk61x scaler for dual display */
4041         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
4042                 struct rk_screen *screen1 =
4043                                 devm_kzalloc(dev_drv->dev,
4044                                              sizeof(struct rk_screen),
4045                                              GFP_KERNEL);
4046                 if (!screen1) {
4047                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
4048                                 dev_drv->id);
4049                         return -ENOMEM;
4050                 }
4051                 screen1->screen_id = 1;
4052                 screen1->lcdc_id = 1;
4053                 dev_drv->screen1 = screen1;
4054         }
4055         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
4056         init_lcdc_win(dev_drv, def_win);
4057         init_completion(&dev_drv->frame_done);
4058         spin_lock_init(&dev_drv->cpl_lock);
4059         mutex_init(&dev_drv->fb_win_id_mutex);
4060         mutex_init(&dev_drv->win_config);
4061         mutex_init(&dev_drv->front_lock);
4062         mutex_init(&dev_drv->switch_screen);
4063         dev_drv->ops->fb_win_remap(dev_drv, dev_drv->fb_win_map);
4064         dev_drv->first_frame = 1;
4065         dev_drv->overscan.left = 100;
4066         dev_drv->overscan.top = 100;
4067         dev_drv->overscan.right = 100;
4068         dev_drv->overscan.bottom = 100;
4069         for (i = 0; i < RK30_MAX_LAYER_SUPPORT; i++)
4070                 dev_drv->area_support[i] = 1;
4071         if (dev_drv->ops->area_support_num)
4072                 dev_drv->ops->area_support_num(dev_drv, dev_drv->area_support);
4073         rk_disp_pwr_ctr_parse_dt(dev_drv);
4074         if (dev_drv->prop == PRMRY) {
4075                 rk_fb_set_prmry_screen(screen);
4076                 rk_fb_get_prmry_screen(screen);
4077         }
4078         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
4079         if (dev_drv->prop != PRMRY)
4080                 rk_fb_get_extern_screen(screen);
4081         dev_drv->output_color = screen->color_mode;
4082
4083         return 0;
4084 }
4085
4086 #ifdef CONFIG_LOGO_LINUX_BMP
4087 static struct linux_logo *bmp_logo;
4088 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
4089 {
4090         bmp_logo = fb_find_logo(24);
4091         if (bmp_logo == NULL) {
4092                 pr_info("%s error\n", __func__);
4093                 return 0;
4094         }
4095         return 1;
4096 }
4097
4098 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
4099 {
4100         unsigned char *src = bmp_logo->data;
4101         unsigned char *dst = info->screen_base;
4102         int i;
4103         unsigned int needwidth = (*(src - 24) << 8) | (*(src - 23));
4104         unsigned int needheight = (*(src - 22) << 8) | (*(src - 21));
4105
4106         for (i = 0; i < needheight; i++)
4107                 memcpy(dst + info->var.xres * i * 4,
4108                        src + bmp_logo->width * i * 4, needwidth * 4);
4109 }
4110 #endif
4111
4112 /*
4113  * check if the primary lcdc has registered,
4114  * the primary lcdc mas register first
4115  */
4116 bool is_prmry_rk_lcdc_registered(void)
4117 {
4118         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
4119
4120         if (rk_fb->lcdc_dev_drv[0])
4121                 return true;
4122         else
4123                 return false;
4124 }
4125
4126 __weak phys_addr_t uboot_logo_base;
4127 __weak phys_addr_t uboot_logo_size;
4128 __weak phys_addr_t uboot_logo_offset;
4129
4130 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
4131                    struct rk_lcdc_win *win, int id)
4132 {
4133         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
4134         struct fb_info *fbi;
4135         struct rk_fb_par *fb_par = NULL;
4136         int i = 0, ret = 0, index = 0;
4137         unsigned long flags;
4138         char time_line_name[16];
4139
4140         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
4141                 return -ENXIO;
4142
4143         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
4144                 if (!rk_fb->lcdc_dev_drv[i]) {
4145                         rk_fb->lcdc_dev_drv[i] = dev_drv;
4146                         rk_fb->lcdc_dev_drv[i]->id = id;
4147                         rk_fb->num_lcdc++;
4148                         break;
4149                 }
4150         }
4151
4152         index = i;
4153         init_lcdc_device_driver(rk_fb, win, index);
4154         dev_drv->fb_index_base = rk_fb->num_fb;
4155         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
4156                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
4157                 if (!fbi) {
4158                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
4159                         ret = -ENOMEM;
4160                 }
4161                 fb_par = devm_kzalloc(&fb_pdev->dev, sizeof(struct rk_fb_par),
4162                                       GFP_KERNEL);
4163                 if (!fb_par) {
4164                         dev_err(&fb_pdev->dev, "malloc fb_par for fb%d fail!",
4165                                 rk_fb->num_fb);
4166                         return -ENOMEM;
4167                 }
4168                 fb_par->id = rk_fb->num_fb;
4169                 fb_par->lcdc_drv = dev_drv;
4170                 fbi->par = (void *)fb_par;
4171                 fbi->var = def_var;
4172                 fbi->fix = def_fix;
4173                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
4174                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
4175                 fbi->var.grayscale |=
4176                     (fbi->var.xres << 8) + (fbi->var.yres << 20);
4177 #if defined(CONFIG_LOGO_LINUX_BMP)
4178                 fbi->var.bits_per_pixel = 32;
4179 #else
4180                 fbi->var.bits_per_pixel = 16;
4181 #endif
4182                 fbi->fix.line_length =
4183                     (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
4184                 fbi->var.width = dev_drv->cur_screen->width;
4185                 fbi->var.height = dev_drv->cur_screen->height;
4186                 if (dev_drv->iommu_enabled)
4187                         fb_ops.fb_mmap = rk_fb_mmap;
4188                 fbi->fbops = &fb_ops;
4189                 fbi->flags = FBINFO_FLAG_DEFAULT;
4190                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
4191                 ret = register_framebuffer(fbi);
4192                 if (ret < 0) {
4193                         dev_err(&fb_pdev->dev,
4194                                 "%s fb%d register_framebuffer fail!\n",
4195                                 __func__, rk_fb->num_fb);
4196                         return ret;
4197                 }
4198                 rkfb_create_sysfs(fbi);
4199                 rk_fb->fb[rk_fb->num_fb] = fbi;
4200                 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
4201                          fbi->fix.id);
4202                 rk_fb->num_fb++;
4203
4204                 if (i == 0) {
4205                         init_waitqueue_head(&dev_drv->vsync_info.wait);
4206                         init_waitqueue_head(&dev_drv->update_regs_wait);
4207                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
4208                         if (ret)
4209                                 dev_err(fbi->dev,
4210                                         "failed to create vsync file\n");
4211                         dev_drv->vsync_info.thread =
4212                             kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
4213                                         "fb-vsync");
4214                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
4215                                 dev_err(fbi->dev,
4216                                         "failed to run vsync thread\n");
4217                                 dev_drv->vsync_info.thread = NULL;
4218                         }
4219                         dev_drv->vsync_info.active = 1;
4220
4221                         mutex_init(&dev_drv->output_lock);
4222
4223                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
4224                         INIT_LIST_HEAD(&dev_drv->saved_list);
4225                         mutex_init(&dev_drv->update_regs_list_lock);
4226                         init_kthread_worker(&dev_drv->update_regs_worker);
4227
4228                         dev_drv->update_regs_thread =
4229                             kthread_run(kthread_worker_fn,
4230                                         &dev_drv->update_regs_worker, "rk-fb");
4231                         if (IS_ERR(dev_drv->update_regs_thread)) {
4232                                 int err = PTR_ERR(dev_drv->update_regs_thread);
4233
4234                                 dev_drv->update_regs_thread = NULL;
4235                                 pr_info("failed to run update_regs thread\n");
4236                                 return err;
4237                         }
4238                         init_kthread_work(&dev_drv->update_regs_work,
4239                                           rk_fb_update_regs_handler);
4240
4241                         snprintf(time_line_name, sizeof(time_line_name),
4242                                  "vop%d-timeline", id);
4243                         dev_drv->timeline =
4244                             sw_sync_timeline_create(time_line_name);
4245                         dev_drv->timeline_max = 1;
4246                 }
4247         }
4248
4249         /* show logo for primary display device */
4250 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE)
4251         if (dev_drv->prop == PRMRY) {
4252                 u16 xact, yact;
4253                 int format;
4254                 u32 dsp_addr;
4255                 struct fb_info *main_fbi = rk_fb->fb[0];
4256
4257                 main_fbi->fbops->fb_open(main_fbi, 1);
4258                 main_fbi->var.pixclock = dev_drv->pixclock;
4259                 if (dev_drv->iommu_enabled) {
4260                         if (dev_drv->mmu_dev)
4261                                 rockchip_iovmm_set_fault_handler(dev_drv->dev,
4262                                                 rk_fb_sysmmu_fault_handler);
4263                 }
4264
4265                 rk_fb_alloc_buffer(main_fbi);   /* only alloc memory for main fb */
4266                 dev_drv->uboot_logo = support_uboot_display();
4267
4268                 if (dev_drv->uboot_logo &&
4269                     uboot_logo_offset && uboot_logo_base) {
4270                         int width, height, bits, xvir;
4271                         phys_addr_t start = uboot_logo_base + uboot_logo_offset;
4272                         unsigned int size = uboot_logo_size - uboot_logo_offset;
4273                         unsigned int nr_pages;
4274                         int ymirror = 0;
4275                         struct page **pages;
4276                         char *vaddr;
4277                         int i = 0;
4278
4279                         if (dev_drv->ops->get_dspbuf_info)
4280                                 dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
4281                                         &yact, &format, &dsp_addr, &ymirror);
4282                         nr_pages = size >> PAGE_SHIFT;
4283                         pages = kzalloc(sizeof(struct page) * nr_pages,
4284                                         GFP_KERNEL);
4285                         while (i < nr_pages) {
4286                                 pages[i] = phys_to_page(start);
4287                                 start += PAGE_SIZE;
4288                                 i++;
4289                         }
4290                         vaddr = vmap(pages, nr_pages, VM_MAP,
4291                                      pgprot_writecombine(PAGE_KERNEL));
4292                         if (!vaddr) {
4293                                 pr_err("failed to vmap phy addr 0x%lx\n",
4294                                        (long)(uboot_logo_base +
4295                                        uboot_logo_offset));
4296                                 return -1;
4297                         }
4298
4299                         if (bmpdecoder(vaddr, main_fbi->screen_base, &width,
4300                                        &height, &bits)) {
4301                                 kfree(pages);
4302                                 vunmap(vaddr);
4303                                 return 0;
4304                         }
4305                         kfree(pages);
4306                         vunmap(vaddr);
4307                         if (dev_drv->uboot_logo &&
4308                             (width != xact || height != yact)) {
4309                                 pr_err("can't support uboot kernel logo use different size [%dx%d] != [%dx%d]\n",
4310                                        xact, yact, width, height);
4311                                 return 0;
4312                         }
4313                         xvir = ALIGN(width * bits, 1 << 5) >> 5;
4314                         ymirror = 0;
4315                         local_irq_save(flags);
4316                         if (dev_drv->ops->wait_frame_start)
4317                                 dev_drv->ops->wait_frame_start(dev_drv, 0);
4318                         if (dev_drv->ops->post_dspbuf) {
4319                                 dev_drv->ops->post_dspbuf(dev_drv,
4320                                         main_fbi->fix.smem_start,
4321                                         rk_fb_data_fmt(0, bits),
4322                                         width, height, xvir,
4323                                         ymirror);
4324                         }
4325                         if (dev_drv->iommu_enabled) {
4326                                 rk_fb_poll_wait_frame_complete();
4327                                 if (dev_drv->ops->mmu_en)
4328                                         dev_drv->ops->mmu_en(dev_drv);
4329                                 freed_index = 0;
4330                         }
4331                         local_irq_restore(flags);
4332                         return 0;
4333                 } else if (dev_drv->uboot_logo && uboot_logo_base) {
4334                         u32 start = uboot_logo_base;
4335                         int logo_len, i = 0;
4336                         int y_mirror = 0;
4337                         unsigned int nr_pages;
4338                         struct page **pages;
4339                         char *vaddr;
4340                         int align = 0, xvir;
4341
4342                         dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
4343                                                       &yact, &format,
4344                                                       &start,
4345                                                       &y_mirror);
4346                         logo_len = rk_fb_pixel_width(format) * xact * yact >> 3;
4347                         if (logo_len > uboot_logo_size ||
4348                             logo_len > main_fbi->fix.smem_len) {
4349                                 pr_err("logo size > uboot reserve buffer size\n");
4350                                 return -1;
4351                         }
4352                         if (y_mirror)
4353                                 start -= logo_len;
4354
4355                         align = start % PAGE_SIZE;
4356                         start -= align;
4357                         nr_pages = PAGE_ALIGN(logo_len + align) >> PAGE_SHIFT;
4358                         pages = kzalloc(sizeof(struct page) * nr_pages,
4359                                         GFP_KERNEL);
4360                         while (i < nr_pages) {
4361                                 pages[i] = phys_to_page(start);
4362                                 start += PAGE_SIZE;
4363                                 i++;
4364                         }
4365                         vaddr = vmap(pages, nr_pages, VM_MAP,
4366                                      pgprot_writecombine(PAGE_KERNEL));
4367                         if (!vaddr) {
4368                                 pr_err("failed to vmap phy addr 0x%x\n",
4369                                        start);
4370                                 return -1;
4371                         }
4372
4373                         memcpy(main_fbi->screen_base, vaddr + align, logo_len);
4374
4375                         kfree(pages);
4376                         vunmap(vaddr);
4377                         xvir = ALIGN(xact * rk_fb_pixel_width(format),
4378                                      1 << 5) >> 5;
4379                         local_irq_save(flags);
4380                         if (dev_drv->ops->wait_frame_start)
4381                                 dev_drv->ops->wait_frame_start(dev_drv, 0);
4382                         dev_drv->ops->post_dspbuf(dev_drv,
4383                                         main_fbi->fix.smem_start +
4384                                         (y_mirror ? logo_len : 0),
4385                                         format, xact, yact,
4386                                         xvir,
4387                                         y_mirror);
4388                         if (dev_drv->iommu_enabled) {
4389                                 rk_fb_poll_wait_frame_complete();
4390                                 if (dev_drv->ops->mmu_en)
4391                                         dev_drv->ops->mmu_en(dev_drv);
4392                                 freed_index = 0;
4393                         }
4394                         local_irq_restore(flags);
4395                         return 0;
4396                 } else {
4397                         if (dev_drv->iommu_enabled) {
4398                                 if (dev_drv->ops->mmu_en)
4399                                         dev_drv->ops->mmu_en(dev_drv);
4400                                 freed_index = 0;
4401                         }
4402                 }
4403 #if defined(CONFIG_LOGO)
4404                 main_fbi->fbops->fb_set_par(main_fbi);
4405 #if  defined(CONFIG_LOGO_LINUX_BMP)
4406                 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
4407                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4408                         fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
4409                 }
4410 #else
4411                 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
4412                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4413                         fb_show_logo(main_fbi, FB_ROTATE_UR);
4414                 }
4415 #endif
4416                 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
4417 #endif
4418         } else {
4419                 struct fb_info *extend_fbi = rk_fb->fb[dev_drv->fb_index_base];
4420
4421                 extend_fbi->var.pixclock = rk_fb->fb[0]->var.pixclock;
4422                 extend_fbi->fbops->fb_open(extend_fbi, 1);
4423                 if (dev_drv->iommu_enabled) {
4424                         if (dev_drv->mmu_dev)
4425                                 rockchip_iovmm_set_fault_handler(dev_drv->dev,
4426                                                                  rk_fb_sysmmu_fault_handler);
4427                 }
4428                 rk_fb_alloc_buffer(extend_fbi);
4429         }
4430 #endif
4431         return 0;
4432 }
4433
4434 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
4435 {
4436         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
4437         struct fb_info *fbi;
4438         int fb_index_base = dev_drv->fb_index_base;
4439         int fb_num = dev_drv->lcdc_win_num;
4440         int i = 0;
4441
4442         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
4443                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
4444                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
4445         }
4446
4447         for (i = 0; i < fb_num; i++)
4448                 kfree(dev_drv->win[i]);
4449
4450         for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
4451                 fbi = fb_inf->fb[i];
4452                 unregister_framebuffer(fbi);
4453                 /* rk_release_fb_buffer(fbi); */
4454                 framebuffer_release(fbi);
4455         }
4456         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
4457         fb_inf->num_lcdc--;
4458
4459         return 0;
4460 }
4461
4462 static int rk_fb_probe(struct platform_device *pdev)
4463 {
4464         struct rk_fb *rk_fb = NULL;
4465         struct device_node *np = pdev->dev.of_node;
4466         u32 mode;
4467
4468         if (!np) {
4469                 dev_err(&pdev->dev, "Missing device tree node.\n");
4470                 return -EINVAL;
4471         }
4472
4473         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
4474         if (!rk_fb) {
4475                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
4476                 return -ENOMEM;
4477         }
4478         platform_set_drvdata(pdev, rk_fb);
4479
4480         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
4481                 rk_fb->disp_mode = mode;
4482
4483         } else {
4484                 dev_err(&pdev->dev, "no disp-mode node found!");
4485                 return -ENODEV;
4486         }
4487
4488         if (!of_property_read_u32(np, "rockchip,disp-policy", &mode)) {
4489                 rk_fb->disp_policy = mode;
4490                 pr_info("fb disp policy is %s\n",
4491                         rk_fb->disp_policy ? "box" : "sdk");
4492         }
4493
4494         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
4495                 pr_info("uboot-logo-on:%d\n", uboot_logo_on);
4496
4497         dev_set_name(&pdev->dev, "rockchip-fb");
4498 #if defined(CONFIG_ION_ROCKCHIP)
4499         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
4500         if (IS_ERR(rk_fb->ion_client)) {
4501                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
4502                 return PTR_ERR(rk_fb->ion_client);
4503         } else {
4504                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
4505         }
4506 #endif
4507
4508         fb_pdev = pdev;
4509         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
4510         return 0;
4511 }
4512
4513 static int rk_fb_remove(struct platform_device *pdev)
4514 {
4515         platform_set_drvdata(pdev, NULL);
4516         return 0;
4517 }
4518
4519 static void rk_fb_shutdown(struct platform_device *pdev)
4520 {
4521         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4522         int i;
4523
4524         for (i = 0; i < rk_fb->num_lcdc; i++) {
4525                 if (!rk_fb->lcdc_dev_drv[i])
4526                         continue;
4527                 sw_sync_timeline_inc(rk_fb->lcdc_dev_drv[i]->timeline, 1);
4528         }
4529 }
4530
4531 static const struct of_device_id rkfb_dt_ids[] = {
4532         {.compatible = "rockchip,rk-fb",},
4533         {}
4534 };
4535
4536 static struct platform_driver rk_fb_driver = {
4537         .probe = rk_fb_probe,
4538         .remove = rk_fb_remove,
4539         .driver = {
4540                    .name = "rk-fb",
4541                    .owner = THIS_MODULE,
4542                    .of_match_table = of_match_ptr(rkfb_dt_ids),
4543                    },
4544         .shutdown = rk_fb_shutdown,
4545 };
4546
4547 static int __init rk_fb_init(void)
4548 {
4549         return platform_driver_register(&rk_fb_driver);
4550 }
4551
4552 static void __exit rk_fb_exit(void)
4553 {
4554         platform_driver_unregister(&rk_fb_driver);
4555 }
4556
4557 fs_initcall(rk_fb_init);
4558 module_exit(rk_fb_exit);