drivers/video/rockchip/rk_fb.c

   1 /*
   2  * drivers/video/rockchip/rk_fb.c
   3  *
   4  * Copyright (C) ROCKCHIP, Inc.
   5  * Author:yxj<yxj@rock-chips.com>
   6  * This software is licensed under the terms of the GNU General Public
   7  * License version 2, as published by the Free Software Foundation, and
   8  * may be copied, distributed, and modified under those terms.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #include <linux/module.h>
  17 #include <linux/kernel.h>
  18 #include <linux/errno.h>
  19 #include <linux/string.h>
  20 #include <linux/mm.h>
  21 #include <linux/slab.h>
  22 #include <linux/delay.h>
  23 #include <linux/device.h>
  24 #include <linux/kthread.h>
  25 #include <linux/fb.h>
  26 #include <linux/init.h>
  27 #include <linux/vmalloc.h>
  28 #include <asm/div64.h>
  29 #include <linux/uaccess.h>
  30 #include <linux/rk_fb.h>
  31 #include <linux/linux_logo.h>
  32 #include <linux/dma-mapping.h>
  33 #include <linux/regulator/consumer.h>
  34 #include <linux/of_address.h>
  35 #include <linux/memblock.h>
  36
  37 #include "bmp_helper.h"
  38
  39 #if defined(CONFIG_RK_HDMI)
  40 #include "hdmi/rockchip-hdmi.h"
  41 #endif
  42
  43 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
  44 #include "rga/rga.h"
  45 #endif
  46
  47 #ifdef CONFIG_OF
  48 #include <linux/of.h>
  49 #include <linux/of_platform.h>
  50 #include <linux/of_gpio.h>
  51 #include <video/of_display_timing.h>
  52 #include <video/display_timing.h>
  53 #endif
  54
  55 #if defined(CONFIG_ION_ROCKCHIP)
  56 #include <linux/rockchip_ion.h>
  57 #include <linux/rockchip-iovmm.h>
  58 #include <linux/dma-buf.h>
  59 #include <linux/highmem.h>
  60 #endif
  61
  62 #define H_USE_FENCE 1
  63 /* #define FB_ROATE_BY_KERNEL 1 */
  64
  65 static int hdmi_switch_state;
  66 static struct platform_device *fb_pdev;
  67
  68 #if defined(CONFIG_FB_MIRRORING)
  69 int (*video_data_to_mirroring)(struct fb_info *info, u32 yuv_phy[2]);
  70 EXPORT_SYMBOL(video_data_to_mirroring);
  71 #endif
  72
  73 extern phys_addr_t uboot_logo_base;
  74 extern phys_addr_t uboot_logo_size;
  75 extern phys_addr_t uboot_logo_offset;
  76 static struct rk_fb_trsm_ops *trsm_lvds_ops;
  77 static struct rk_fb_trsm_ops *trsm_edp_ops;
  78 static struct rk_fb_trsm_ops *trsm_mipi_ops;
  79 static int uboot_logo_on;
  80
  81 static int rk_fb_debug_lvl;
  82 static int rk_fb_iommu_debug;
  83 module_param(rk_fb_debug_lvl, int, S_IRUGO | S_IWUSR);
  84 module_param(rk_fb_iommu_debug, int, S_IRUGO | S_IWUSR);
  85
  86 #define rk_fb_dbg(level, x...) do {             \
  87         if (unlikely(rk_fb_debug_lvl >= level)) \
  88                 pr_info(x);                     \
  89         } while (0)
  90 static int rk_fb_config_debug(struct rk_lcdc_driver *dev_drv,
  91                               struct rk_fb_win_cfg_data *win_data,
  92                               struct rk_fb_reg_data *regs, u32 cmd);
  93 int support_uboot_display(void)
  94 {
  95         return uboot_logo_on;
  96 }
  97
  98 int rk_fb_get_display_policy(void)
  99 {
 100         struct rk_fb *rk_fb;
 101
 102         if (fb_pdev) {
 103                 rk_fb = platform_get_drvdata(fb_pdev);
 104                 return rk_fb->disp_policy;
 105         } else {
 106                 return DISPLAY_POLICY_SDK;
 107         }
 108 }
 109
 110 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
 111 {
 112         switch (type) {
 113         case SCREEN_RGB:
 114         case SCREEN_LVDS:
 115         case SCREEN_DUAL_LVDS:
 116         case SCREEN_LVDS_10BIT:
 117         case SCREEN_DUAL_LVDS_10BIT:
 118                 trsm_lvds_ops = ops;
 119                 break;
 120         case SCREEN_EDP:
 121                 trsm_edp_ops = ops;
 122                 break;
 123         case SCREEN_MIPI:
 124         case SCREEN_DUAL_MIPI:
 125                 trsm_mipi_ops = ops;
 126                 break;
 127         default:
 128                 pr_warn("%s: unsupported transmitter: %d!\n",
 129                         __func__, type);
 130                 break;
 131         }
 132         return 0;
 133 }
 134
 135 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
 136 {
 137         struct rk_fb_trsm_ops *ops;
 138
 139         switch (type) {
 140         case SCREEN_RGB:
 141         case SCREEN_LVDS:
 142         case SCREEN_DUAL_LVDS:
 143         case SCREEN_LVDS_10BIT:
 144         case SCREEN_DUAL_LVDS_10BIT:
 145                 ops = trsm_lvds_ops;
 146                 break;
 147         case SCREEN_EDP:
 148                 ops = trsm_edp_ops;
 149                 break;
 150         case SCREEN_MIPI:
 151         case SCREEN_DUAL_MIPI:
 152                 ops = trsm_mipi_ops;
 153                 break;
 154         default:
 155                 ops = NULL;
 156                 pr_warn("%s: unsupported transmitter: %d!\n",
 157                         __func__, type);
 158                 break;
 159         }
 160         return ops;
 161 }
 162
 163 int rk_fb_pixel_width(int data_format)
 164 {
 165         int pixel_width;
 166
 167         switch (data_format) {
 168         case XBGR888:
 169         case XRGB888:
 170         case ABGR888:
 171         case ARGB888:
 172         case FBDC_ARGB_888:
 173         case FBDC_ABGR_888:
 174         case FBDC_RGBX_888:
 175                 pixel_width = 4 * 8;
 176                 break;
 177         case RGB888:
 178         case BGR888:
 179                 pixel_width = 3 * 8;
 180                 break;
 181         case RGB565:
 182         case BGR565:
 183         case FBDC_RGB_565:
 184                 pixel_width = 2 * 8;
 185                 break;
 186         case YUV422:
 187         case YUV420:
 188         case YUV420_NV21:
 189         case YUV444:
 190                 pixel_width = 1 * 8;
 191                 break;
 192         case YUV422_A:
 193         case YUV420_A:
 194         case YUV444_A:
 195                 pixel_width = 8;
 196                 break;
 197         case YUYV422:
 198         case UYVY422:
 199         case YUYV420:
 200         case UYVY420:
 201                 pixel_width = 16;
 202                 break;
 203         default:
 204                 pr_warn("%s: unsupported format: 0x%x\n",
 205                         __func__, data_format);
 206                 return -EINVAL;
 207         }
 208         return pixel_width;
 209 }
 210
 211 static int rk_fb_data_fmt(int data_format, int bits_per_pixel)
 212 {
 213         int fb_data_fmt = 0;
 214
 215         if (data_format) {
 216                 switch (data_format) {
 217                 case HAL_PIXEL_FORMAT_RGBX_8888:
 218                         fb_data_fmt = XBGR888;
 219                         break;
 220                 case HAL_PIXEL_FORMAT_BGRX_8888:
 221                         fb_data_fmt = XRGB888;
 222                         break;
 223                 case HAL_PIXEL_FORMAT_RGBA_8888:
 224                         fb_data_fmt = ABGR888;
 225                         break;
 226                 case HAL_PIXEL_FORMAT_BGRA_8888:
 227                         fb_data_fmt = ARGB888;
 228                         break;
 229                 case HAL_PIXEL_FORMAT_RGB_888:
 230                         fb_data_fmt = RGB888;
 231                         break;
 232                 case HAL_PIXEL_FORMAT_BGR_888:
 233                         fb_data_fmt = BGR888;
 234                         break;
 235                 case HAL_PIXEL_FORMAT_RGB_565:
 236                         fb_data_fmt = RGB565;
 237                         break;
 238                 case HAL_PIXEL_FORMAT_BGR_565:
 239                         fb_data_fmt = BGR565;
 240                         break;
 241                 case HAL_PIXEL_FORMAT_YCbCr_422_SP:     /* yuv422 */
 242                         fb_data_fmt = YUV422;
 243                         break;
 244                 case HAL_PIXEL_FORMAT_YCrCb_420_SP:     /* YUV420---vuvuvu */
 245                         fb_data_fmt = YUV420_NV21;
 246                         break;
 247                 case HAL_PIXEL_FORMAT_YCrCb_NV12:       /* YUV420---uvuvuv */
 248                         fb_data_fmt = YUV420;
 249                         break;
 250                 case HAL_PIXEL_FORMAT_YCrCb_444:        /* yuv444 */
 251                         fb_data_fmt = YUV444;
 252                         break;
 253                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10:    /* yuv444 */
 254                         fb_data_fmt = YUV420_A;
 255                         break;
 256                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10:  /* yuv444 */
 257                         fb_data_fmt = YUV422_A;
 258                         break;
 259                 case HAL_PIXEL_FORMAT_YCrCb_444_SP_10:  /* yuv444 */
 260                         fb_data_fmt = YUV444_A;
 261                         break;
 262                 case HAL_PIXEL_FORMAT_FBDC_RGB565:      /* fbdc rgb565*/
 263                         fb_data_fmt = FBDC_RGB_565;
 264                         break;
 265                 case HAL_PIXEL_FORMAT_FBDC_U8U8U8U8:    /* fbdc argb888 */
 266                         fb_data_fmt = FBDC_ARGB_888;
 267                         break;
 268                 case HAL_PIXEL_FORMAT_FBDC_RGBA888:     /* fbdc abgr888 */
 269                         fb_data_fmt = FBDC_ABGR_888;
 270                         break;
 271                 case HAL_PIXEL_FORMAT_FBDC_U8U8U8:      /* fbdc rgb888 */
 272                         fb_data_fmt = FBDC_RGBX_888;
 273                         break;
 274                 case HAL_PIXEL_FORMAT_YUYV422:          /* yuyv422 */
 275                         fb_data_fmt = YUYV422;
 276                         break;
 277                 case HAL_PIXEL_FORMAT_YUYV420:          /* yuyv420 */
 278                         fb_data_fmt = YUYV420;
 279                         break;
 280                 case HAL_PIXEL_FORMAT_UYVY422:          /* uyvy422 */
 281                         fb_data_fmt = UYVY422;
 282                         break;
 283                 case HAL_PIXEL_FORMAT_UYVY420:          /* uyvy420 */
 284                         fb_data_fmt = UYVY420;
 285                         break;
 286                 default:
 287                         pr_warn("%s: unsupported format: 0x%x\n",
 288                                 __func__, data_format);
 289                         return -EINVAL;
 290                 }
 291         } else {
 292                 switch (bits_per_pixel) {
 293                 case 32:
 294                         fb_data_fmt = ARGB888;
 295                         break;
 296                 case 24:
 297                         fb_data_fmt = RGB888;
 298                         break;
 299                 case 16:
 300                         fb_data_fmt = RGB565;
 301                         break;
 302                 default:
 303                         pr_warn("%s: unsupported bits_per_pixel: %d\n",
 304                                 __func__, bits_per_pixel);
 305                         break;
 306                 }
 307         }
 308         return fb_data_fmt;
 309 }
 310
 311 /*
 312  * rk display power control parse from dts
 313  */
 314 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 315 {
 316         struct device_node *root = of_get_child_by_name(dev_drv->dev->of_node,
 317                                                         "power_ctr");
 318         struct device_node *child;
 319         struct rk_disp_pwr_ctr_list *pwr_ctr;
 320         struct list_head *pos;
 321         enum of_gpio_flags flags;
 322         u32 val = 0;
 323         u32 debug = 0;
 324         int ret;
 325
 326         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 327         if (!root) {
 328                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",
 329                         dev_drv->id);
 330                 return -ENODEV;
 331         }
 332
 333         for_each_child_of_node(root, child) {
 334                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list),
 335                                   GFP_KERNEL);
 336                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 337                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 338                         if (val == GPIO) {
 339                                 pwr_ctr->pwr_ctr.type = GPIO;
 340                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 341                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 342                                         dev_err(dev_drv->dev, "%s ivalid gpio\n",
 343                                                 child->name);
 344                                         return -EINVAL;
 345                                 }
 346                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 347                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,
 348                                                    child->name);
 349                                 if (ret) {
 350                                         dev_err(dev_drv->dev,
 351                                                 "request %s gpio fail:%d\n",
 352                                                 child->name, ret);
 353                                 }
 354
 355                         } else {
 356                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 357                                 pwr_ctr->pwr_ctr.rgl_name = NULL;
 358                                 ret = of_property_read_string(child, "rockchip,regulator_name",
 359                                                               &(pwr_ctr->pwr_ctr.rgl_name));
 360                                 if (ret || IS_ERR_OR_NULL(pwr_ctr->pwr_ctr.rgl_name))
 361                                         dev_err(dev_drv->dev, "get regulator name failed!\n");
 362                                 if (!of_property_read_u32(child, "rockchip,regulator_voltage", &val))
 363                                         pwr_ctr->pwr_ctr.volt = val;
 364                                 else
 365                                         pwr_ctr->pwr_ctr.volt = 0;
 366                         }
 367                 };
 368
 369                 if (!of_property_read_u32(child, "rockchip,delay", &val))
 370                         pwr_ctr->pwr_ctr.delay = val;
 371                 else
 372                         pwr_ctr->pwr_ctr.delay = 0;
 373                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 374         }
 375
 376         of_property_read_u32(root, "rockchip,debug", &debug);
 377
 378         if (debug) {
 379                 list_for_each(pos, &dev_drv->pwrlist_head) {
 380                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list,
 381                                              list);
 382                         pr_info("pwr_ctr_name:%s\n"
 383                                 "pwr_type:%s\n"
 384                                 "gpio:%d\n"
 385                                 "atv_val:%d\n"
 386                                 "delay:%d\n\n",
 387                                 pwr_ctr->pwr_ctr.name,
 388                                 (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 389                                 pwr_ctr->pwr_ctr.gpio,
 390                                 pwr_ctr->pwr_ctr.atv_val,
 391                                 pwr_ctr->pwr_ctr.delay);
 392                 }
 393         }
 394
 395         return 0;
 396 }
 397
 398 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 399 {
 400         struct list_head *pos;
 401         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 402         struct pwr_ctr *pwr_ctr;
 403         struct regulator *regulator_lcd = NULL;
 404         int count = 10;
 405
 406         if (list_empty(&dev_drv->pwrlist_head))
 407                 return 0;
 408         list_for_each(pos, &dev_drv->pwrlist_head) {
 409                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 410                                           list);
 411                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 412                 if (pwr_ctr->type == GPIO) {
 413                         gpio_direction_output(pwr_ctr->gpio, pwr_ctr->atv_val);
 414                         mdelay(pwr_ctr->delay);
 415                 } else if (pwr_ctr->type == REGULATOR) {
 416                         if (pwr_ctr->rgl_name)
 417                                 regulator_lcd =
 418                                         regulator_get(NULL, pwr_ctr->rgl_name);
 419                         if (regulator_lcd == NULL) {
 420                                 dev_err(dev_drv->dev,
 421                                         "%s: regulator get failed,regulator name:%s\n",
 422                                         __func__, pwr_ctr->rgl_name);
 423                                 continue;
 424                         }
 425                         regulator_set_voltage(regulator_lcd, pwr_ctr->volt, pwr_ctr->volt);
 426                         while (!regulator_is_enabled(regulator_lcd)) {
 427                                 if (regulator_enable(regulator_lcd) == 0 || count == 0)
 428                                         break;
 429                                 else
 430                                         dev_err(dev_drv->dev,
 431                                                 "regulator_enable failed,count=%d\n",
 432                                                 count);
 433                                 count--;
 434                         }
 435                         regulator_put(regulator_lcd);
 436                         msleep(pwr_ctr->delay);
 437                 }
 438         }
 439
 440         return 0;
 441 }
 442
 443 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 444 {
 445         struct list_head *pos;
 446         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 447         struct pwr_ctr *pwr_ctr;
 448         struct regulator *regulator_lcd = NULL;
 449         int count = 10;
 450
 451         if (list_empty(&dev_drv->pwrlist_head))
 452                 return 0;
 453         list_for_each(pos, &dev_drv->pwrlist_head) {
 454                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 455                                           list);
 456                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 457                 if (pwr_ctr->type == GPIO) {
 458                         gpio_set_value(pwr_ctr->gpio, !pwr_ctr->atv_val);
 459                 } else if (pwr_ctr->type == REGULATOR) {
 460                         if (pwr_ctr->rgl_name)
 461                                 regulator_lcd = regulator_get(NULL, pwr_ctr->rgl_name);
 462                         if (regulator_lcd == NULL) {
 463                                 dev_err(dev_drv->dev,
 464                                         "%s: regulator get failed,regulator name:%s\n",
 465                                         __func__, pwr_ctr->rgl_name);
 466                                 continue;
 467                         }
 468                         while (regulator_is_enabled(regulator_lcd) > 0) {
 469                                 if (regulator_disable(regulator_lcd) == 0 ||
 470                                     count == 0)
 471                                         break;
 472                                 else
 473                                         dev_err(dev_drv->dev,
 474                                                 "regulator_disable failed,count=%d\n",
 475                                                 count);
 476                                 count--;
 477                         }
 478                         regulator_put(regulator_lcd);
 479                 }
 480         }
 481         return 0;
 482 }
 483
 484 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 485                                  struct rk_screen *screen)
 486 {
 487         screen->mode.pixclock = dt->pixelclock.typ;
 488         screen->mode.left_margin = dt->hback_porch.typ;
 489         screen->mode.right_margin = dt->hfront_porch.typ;
 490         screen->mode.xres = dt->hactive.typ;
 491         screen->mode.hsync_len = dt->hsync_len.typ;
 492         screen->mode.upper_margin = dt->vback_porch.typ;
 493         screen->mode.lower_margin = dt->vfront_porch.typ;
 494         screen->mode.yres = dt->vactive.typ;
 495         screen->mode.vsync_len = dt->vsync_len.typ;
 496         screen->type = dt->screen_type;
 497         screen->lvds_format = dt->lvds_format;
 498         screen->face = dt->face;
 499         screen->color_mode = dt->color_mode;
 500         screen->width = dt->screen_widt;
 501         screen->height = dt->screen_hight;
 502         screen->dsp_lut = dt->dsp_lut;
 503         screen->cabc_lut = dt->cabc_lut;
 504         screen->cabc_gamma_base = dt->cabc_gamma_base;
 505
 506         if (dt->flags & DISPLAY_FLAGS_INTERLACED)
 507                 screen->mode.vmode |= FB_VMODE_INTERLACED;
 508         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 509                 screen->pin_dclk = 1;
 510         else
 511                 screen->pin_dclk = 0;
 512         if (dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 513                 screen->pin_hsync = 1;
 514         else
 515                 screen->pin_hsync = 0;
 516         if (dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 517                 screen->pin_vsync = 1;
 518         else
 519                 screen->pin_vsync = 0;
 520         if (dt->flags & DISPLAY_FLAGS_DE_HIGH)
 521                 screen->pin_den = 1;
 522         else
 523                 screen->pin_den = 0;
 524
 525         return 0;
 526 }
 527
 528 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 529 {
 530         struct display_timings *disp_timing;
 531         struct display_timing *dt;
 532
 533         disp_timing = of_get_display_timings(np);
 534         if (!disp_timing) {
 535                 pr_err("parse display timing err\n");
 536                 return -EINVAL;
 537         }
 538         dt = display_timings_get(disp_timing, disp_timing->native_mode);
 539         rk_fb_video_mode_from_timing(dt, screen);
 540
 541         return 0;
 542 }
 543
 544 int rk_fb_calc_fps(struct rk_screen *screen, u32 pixclock)
 545 {
 546         int x, y;
 547         unsigned long long hz;
 548
 549         if (!screen) {
 550                 pr_err("%s:null screen!\n", __func__);
 551                 return 0;
 552         }
 553         x = screen->mode.xres + screen->mode.left_margin +
 554             screen->mode.right_margin + screen->mode.hsync_len;
 555         y = screen->mode.yres + screen->mode.upper_margin +
 556             screen->mode.lower_margin + screen->mode.vsync_len;
 557
 558         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 559
 560         hz += (x * y) / 2;
 561         do_div(hz, x * y);      /* divide by x * y with rounding */
 562
 563         hz += pixclock / 2;
 564         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 565
 566         return hz;
 567 }
 568
 569 char *get_format_string(enum data_format format, char *fmt)
 570 {
 571         if (!fmt)
 572                 return NULL;
 573         switch (format) {
 574         case ARGB888:
 575                 strcpy(fmt, "ARGB888");
 576                 break;
 577         case RGB888:
 578                 strcpy(fmt, "RGB888");
 579                 break;
 580         case BGR888:
 581                 strcpy(fmt, "BGR888");
 582                 break;
 583         case RGB565:
 584                 strcpy(fmt, "RGB565");
 585                 break;
 586         case BGR565:
 587                 strcpy(fmt, "BGR565");
 588                 break;
 589         case YUV420:
 590         case YUV420_NV21:
 591                 strcpy(fmt, "YUV420");
 592                 break;
 593         case YUV422:
 594                 strcpy(fmt, "YUV422");
 595                 break;
 596         case YUV444:
 597                 strcpy(fmt, "YUV444");
 598                 break;
 599         case YUV420_A:
 600                 strcpy(fmt, "YUV420_A");
 601                 break;
 602         case YUV422_A:
 603                 strcpy(fmt, "YUV422_A");
 604                 break;
 605         case YUV444_A:
 606                 strcpy(fmt, "YUV444_A");
 607                 break;
 608         case XRGB888:
 609                 strcpy(fmt, "XRGB888");
 610                 break;
 611         case XBGR888:
 612                 strcpy(fmt, "XBGR888");
 613                 break;
 614         case ABGR888:
 615                 strcpy(fmt, "ABGR888");
 616                 break;
 617         case FBDC_RGB_565:
 618                 strcpy(fmt, "FBDC_RGB_565");
 619                 break;
 620         case FBDC_ARGB_888:
 621         case FBDC_ABGR_888:
 622                 strcpy(fmt, "FBDC_ARGB_888");
 623                 break;
 624         case FBDC_RGBX_888:
 625                 strcpy(fmt, "FBDC_RGBX_888");
 626                 break;
 627         case YUYV422:
 628                 strcpy(fmt, "YUYV422");
 629                 break;
 630         case YUYV420:
 631                 strcpy(fmt, "YUYV420");
 632                 break;
 633         case UYVY422:
 634                 strcpy(fmt, "UYVY422");
 635                 break;
 636         case UYVY420:
 637                 strcpy(fmt, "UYVY420");
 638                 break;
 639         default:
 640                 strcpy(fmt, "invalid");
 641                 break;
 642         }
 643
 644         return fmt;
 645 }
 646
 647 /*
 648  * this is for hdmi
 649  * name: lcdc device name ,lcdc0 , lcdc1
 650  */
 651 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 652 {
 653         struct rk_fb *inf = NULL;
 654         struct rk_lcdc_driver *dev_drv = NULL;
 655         int i = 0;
 656
 657         if (likely(fb_pdev))
 658                 inf = platform_get_drvdata(fb_pdev);
 659         else
 660                 return NULL;
 661
 662         for (i = 0; i < inf->num_lcdc; i++) {
 663                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name)) {
 664                         dev_drv = inf->lcdc_dev_drv[i];
 665                         break;
 666                 }
 667         }
 668
 669         return dev_drv;
 670 }
 671
 672 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 673 {
 674         struct rk_fb *inf = NULL;
 675         struct rk_lcdc_driver *dev_drv = NULL;
 676         int i = 0;
 677
 678         if (likely(fb_pdev))
 679                 inf = platform_get_drvdata(fb_pdev);
 680         else
 681                 return NULL;
 682
 683         for (i = 0; i < inf->num_lcdc; i++) {
 684                 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
 685                         dev_drv = inf->lcdc_dev_drv[i];
 686                         break;
 687                 }
 688         }
 689
 690         return dev_drv;
 691 }
 692
 693 static __maybe_unused struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
 694 {
 695         struct rk_fb *inf = NULL;
 696         struct rk_lcdc_driver *dev_drv = NULL;
 697         int i = 0;
 698
 699         if (likely(fb_pdev))
 700                 inf = platform_get_drvdata(fb_pdev);
 701         else
 702                 return NULL;
 703
 704         for (i = 0; i < inf->num_lcdc; i++) {
 705                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 706                         dev_drv = inf->lcdc_dev_drv[i];
 707                         break;
 708                 }
 709         }
 710
 711         return dev_drv;
 712 }
 713
 714 /*
 715  * get one frame time of the prmry screen, unit: us
 716  */
 717 u32 rk_fb_get_prmry_screen_ft(void)
 718 {
 719         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 720         u32 htotal, vtotal, pixclock_ps;
 721         u64 pix_total, ft_us;
 722
 723         if (unlikely(!dev_drv))
 724                 return 0;
 725
 726         pixclock_ps = dev_drv->pixclock;
 727
 728         vtotal = dev_drv->cur_screen->mode.upper_margin +
 729                  dev_drv->cur_screen->mode.lower_margin +
 730                  dev_drv->cur_screen->mode.yres +
 731                  dev_drv->cur_screen->mode.vsync_len;
 732         htotal = dev_drv->cur_screen->mode.left_margin +
 733                  dev_drv->cur_screen->mode.right_margin +
 734                  dev_drv->cur_screen->mode.xres +
 735                  dev_drv->cur_screen->mode.hsync_len;
 736         pix_total = htotal * vtotal;
 737         ft_us = pix_total * pixclock_ps;
 738         do_div(ft_us, 1000000);
 739         if (dev_drv->frame_time.ft == 0)
 740                 dev_drv->frame_time.ft = ft_us;
 741
 742         ft_us = dev_drv->frame_time.framedone_t - dev_drv->frame_time.last_framedone_t;
 743         do_div(ft_us, 1000);
 744         ft_us = min(dev_drv->frame_time.ft, (u32)ft_us);
 745         if (ft_us != 0)
 746                 dev_drv->frame_time.ft = ft_us;
 747
 748         return dev_drv->frame_time.ft;
 749 }
 750
 751 /*
 752  * get the vblanking time of the prmry screen, unit: us
 753  */
 754 u32 rk_fb_get_prmry_screen_vbt(void)
 755 {
 756         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 757         u32 htotal, vblank, pixclock_ps;
 758         u64 pix_blank, vbt_us;
 759
 760         if (unlikely(!dev_drv))
 761                 return 0;
 762
 763         pixclock_ps = dev_drv->pixclock;
 764
 765         htotal = (dev_drv->cur_screen->mode.left_margin +
 766                   dev_drv->cur_screen->mode.right_margin +
 767                   dev_drv->cur_screen->mode.xres +
 768                   dev_drv->cur_screen->mode.hsync_len);
 769         vblank = (dev_drv->cur_screen->mode.upper_margin +
 770                   dev_drv->cur_screen->mode.lower_margin +
 771                   dev_drv->cur_screen->mode.vsync_len);
 772         pix_blank = htotal * vblank;
 773         vbt_us = pix_blank * pixclock_ps;
 774         do_div(vbt_us, 1000000);
 775         return (u32)vbt_us;
 776 }
 777
 778 /*
 779  * get the frame done time of the prmry screen, unit: us
 780  */
 781 u64 rk_fb_get_prmry_screen_framedone_t(void)
 782 {
 783         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 784
 785         if (unlikely(!dev_drv))
 786                 return 0;
 787         else
 788                 return dev_drv->frame_time.framedone_t;
 789 }
 790
 791 /*
 792  * set prmry screen status
 793  */
 794 int rk_fb_set_prmry_screen_status(int status)
 795 {
 796         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 797         struct rk_screen *screen;
 798
 799         if (unlikely(!dev_drv))
 800                 return 0;
 801
 802         screen = dev_drv->cur_screen;
 803         switch (status) {
 804         case SCREEN_PREPARE_DDR_CHANGE:
 805                 if (screen->type == SCREEN_MIPI ||
 806                     screen->type == SCREEN_DUAL_MIPI) {
 807                         if (dev_drv->trsm_ops->dsp_pwr_off)
 808                                 dev_drv->trsm_ops->dsp_pwr_off();
 809                 }
 810                 break;
 811         case SCREEN_UNPREPARE_DDR_CHANGE:
 812                 if (screen->type == SCREEN_MIPI ||
 813                     screen->type == SCREEN_DUAL_MIPI) {
 814                         if (dev_drv->trsm_ops->dsp_pwr_on)
 815                                 dev_drv->trsm_ops->dsp_pwr_on();
 816                 }
 817                 break;
 818         default:
 819                 break;
 820         }
 821
 822         return 0;
 823 }
 824
 825 u32 rk_fb_get_prmry_screen_pixclock(void)
 826 {
 827         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 828
 829         if (unlikely(!dev_drv))
 830                 return 0;
 831         else
 832                 return dev_drv->pixclock;
 833 }
 834
 835 int rk_fb_poll_prmry_screen_vblank(void)
 836 {
 837         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 838
 839         if (likely(dev_drv)) {
 840                 if (dev_drv->ops->poll_vblank)
 841                         return dev_drv->ops->poll_vblank(dev_drv);
 842                 else
 843                         return RK_LF_STATUS_NC;
 844         } else {
 845                 return RK_LF_STATUS_NC;
 846         }
 847 }
 848
 849 bool rk_fb_poll_wait_frame_complete(void)
 850 {
 851         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 852         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 853
 854         if (likely(dev_drv)) {
 855                 if (dev_drv->ops->set_irq_to_cpu)
 856                         dev_drv->ops->set_irq_to_cpu(dev_drv, 0);
 857         }
 858
 859         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC) {
 860                 if (likely(dev_drv)) {
 861                         if (dev_drv->ops->set_irq_to_cpu)
 862                                 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 863                 }
 864                 return false;
 865         }
 866         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout)
 867                 ;
 868         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout)
 869                 ;
 870         if (likely(dev_drv)) {
 871                 if (dev_drv->ops->set_irq_to_cpu)
 872                         dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 873         }
 874
 875         return true;
 876 }
 877
 878 /* rk_fb_get_sysmmu_device_by_compatible()
 879  * @compt: dts device compatible name
 880  * return value: success: pointer to the device inside of platform device
 881  *               fail: NULL
 882  */
 883 struct device *rk_fb_get_sysmmu_device_by_compatible(const char *compt)
 884 {
 885         struct device_node *dn = NULL;
 886         struct platform_device *pd = NULL;
 887         struct device *ret = NULL ;
 888
 889         dn = of_find_compatible_node(NULL, NULL, compt);
 890         if (!dn) {
 891                 pr_info("can't find device node %s \r\n", compt);
 892                 return NULL;
 893         }
 894
 895         pd = of_find_device_by_node(dn);
 896         if (!pd) {
 897                 pr_info("can't find platform device node %s \r\n", compt);
 898                 return  NULL;
 899         }
 900         ret = &pd->dev;
 901
 902         return ret;
 903 }
 904
 905 #ifdef CONFIG_IOMMU_API
 906 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
 907 {
 908         dev->archdata.iommu = sysmmu;
 909 }
 910 #else
 911 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
 912 {
 913 }
 914 #endif
 915
 916 static int rk_fb_open(struct fb_info *info, int user)
 917 {
 918         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
 919         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
 920         int win_id;
 921
 922         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 923         fb_par->state++;
 924         /* if this win aready opened ,no need to reopen */
 925         if (dev_drv->win[win_id]->state)
 926                 return 0;
 927         else
 928                 dev_drv->ops->open(dev_drv, win_id, 1);
 929         return 0;
 930 }
 931
 932 static int rk_fb_close(struct fb_info *info, int user)
 933 {
 934         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
 935         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
 936         struct rk_lcdc_win *win = NULL;
 937         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 938
 939         if (win_id >= 0) {
 940                 win = dev_drv->win[win_id];
 941                 if (fb_par->state)
 942                         fb_par->state--;
 943                 if (!fb_par->state) {
 944                         if (fb_par->fb_phy_base > 0)
 945                                 info->fix.smem_start = fb_par->fb_phy_base;
 946                         info->var.xres = dev_drv->screen0->mode.xres;
 947                         info->var.yres = dev_drv->screen0->mode.yres;
 948                         /*
 949                          *info->var.grayscale |=
 950                          *   (info->var.xres << 8) + (info->var.yres << 20);
 951                          */
 952                         info->var.xres_virtual = info->var.xres;
 953                         info->var.yres_virtual = info->var.yres;
 954 #if defined(CONFIG_LOGO_LINUX_BMP)
 955                         info->var.bits_per_pixel = 32;
 956 #else
 957                         info->var.bits_per_pixel = 16;
 958 #endif
 959                         info->fix.line_length =
 960                             (info->var.xres_virtual) *
 961                             (info->var.bits_per_pixel >> 3);
 962                         info->var.width = dev_drv->screen0->width;
 963                         info->var.height = dev_drv->screen0->height;
 964                         info->var.pixclock = dev_drv->pixclock;
 965                         info->var.left_margin =
 966                                 dev_drv->screen0->mode.left_margin;
 967                         info->var.right_margin =
 968                                 dev_drv->screen0->mode.right_margin;
 969                         info->var.upper_margin =
 970                                 dev_drv->screen0->mode.upper_margin;
 971                         info->var.lower_margin =
 972                                 dev_drv->screen0->mode.lower_margin;
 973                         info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 974                         info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 975                 }
 976         }
 977
 978         return 0;
 979 }
 980
 981 #if defined(FB_ROATE_BY_KERNEL)
 982
 983 #if defined(CONFIG_RK29_IPP)
 984 static int get_ipp_format(int fmt)
 985 {
 986         int ipp_fmt = IPP_XRGB_8888;
 987
 988         switch (fmt) {
 989         case HAL_PIXEL_FORMAT_RGBX_8888:
 990         case HAL_PIXEL_FORMAT_BGRX_8888:
 991         case HAL_PIXEL_FORMAT_RGBA_8888:
 992         case HAL_PIXEL_FORMAT_BGRA_8888:
 993         case HAL_PIXEL_FORMAT_RGB_888:
 994         case HAL_PIXEL_FORMAT_BGR_888:
 995                 ipp_fmt = IPP_XRGB_8888;
 996                 break;
 997         case HAL_PIXEL_FORMAT_RGB_565:
 998         case HAL_PIXEL_FORMAT_BGR_565:
 999                 ipp_fmt = IPP_RGB_565;
1000                 break;
1001         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
1002                 ipp_fmt = IPP_Y_CBCR_H2V1;
1003                 break;
1004         case HAL_PIXEL_FORMAT_YCrCb_NV12:
1005                 ipp_fmt = IPP_Y_CBCR_H2V2;
1006                 break;
1007         case HAL_PIXEL_FORMAT_YCrCb_444:
1008                 ipp_fmt = IPP_Y_CBCR_H1V1;
1009                 break;
1010         default:
1011                 ipp_fmt = IPP_IMGTYPE_LIMIT;
1012                 break;
1013         }
1014
1015         return ipp_fmt;
1016 }
1017
1018 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
1019                           int rotation, int fmt)
1020 {
1021         int align16 = 2;
1022         int align64 = 8;
1023
1024         if (fmt == IPP_XRGB_8888) {
1025                 align16 = 1;
1026                 align64 = 2;
1027         } else if (fmt == IPP_RGB_565) {
1028                 align16 = 1;
1029                 align64 = 4;
1030         } else {
1031                 align16 = 2;
1032                 align64 = 8;
1033         }
1034         align16 -= 1;           /*for YUV, 1 */
1035         align64 -= 1;           /*for YUV, 7 */
1036
1037         if (rotation == IPP_ROT_0) {
1038                 if (fmt > IPP_RGB_565) {
1039                         if ((*dst_w & 1) != 0)
1040                                 *dst_w = *dst_w + 1;
1041                         if ((*dst_h & 1) != 0)
1042                                 *dst_h = *dst_h + 1;
1043                         if (*dst_vir_w < *dst_w)
1044                                 *dst_vir_w = *dst_w;
1045                 }
1046         } else {
1047                 if ((*dst_w & align64) != 0)
1048                         *dst_w = (*dst_w + align64) & (~align64);
1049                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
1050                         *dst_h = *dst_h + 1;
1051                 if (*dst_vir_w < *dst_w)
1052                         *dst_vir_w = *dst_w;
1053         }
1054 }
1055
1056 static void fb_copy_by_ipp(struct fb_info *dst_info,
1057                            struct fb_info *src_info)
1058 {
1059         struct rk29_ipp_req ipp_req;
1060         uint32_t rotation = 0;
1061         int dst_w, dst_h, dst_vir_w;
1062         int ipp_fmt;
1063         u8 data_format = (dst_info->var.nonstd) & 0xff;
1064         struct rk_fb_par *fb_par = (struct rk_fb_par *)dst_info->par;
1065         struct rk_lcdc_driver *ext_dev_drv = fb_par->lcdc_drv;
1066         u16 orientation = ext_dev_drv->rotate_mode;
1067
1068         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
1069
1070         switch (orientation) {
1071         case 0:
1072                 rotation = IPP_ROT_0;
1073                 break;
1074         case ROTATE_90:
1075                 rotation = IPP_ROT_90;
1076                 break;
1077         case ROTATE_180:
1078                 rotation = IPP_ROT_180;
1079                 break;
1080         case ROTATE_270:
1081                 rotation = IPP_ROT_270;
1082                 break;
1083         default:
1084                 rotation = IPP_ROT_270;
1085                 break;
1086         }
1087
1088         dst_w = dst_info->var.xres;
1089         dst_h = dst_info->var.yres;
1090         dst_vir_w = dst_info->var.xres_virtual;
1091         ipp_fmt = get_ipp_format(data_format);
1092         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
1093         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
1094         ipp_req.src0.w = src_info->var.xres;
1095         ipp_req.src0.h = src_info->var.yres;
1096         ipp_req.src_vir_w = src_info->var.xres_virtual;
1097         ipp_req.src0.fmt = ipp_fmt;
1098
1099         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
1100         ipp_req.dst0.w = dst_w;
1101         ipp_req.dst0.h = dst_h;
1102         ipp_req.dst_vir_w = dst_vir_w;
1103         ipp_req.dst0.fmt = ipp_fmt;
1104
1105         ipp_req.timeout = 100;
1106         ipp_req.flag = rotation;
1107         ipp_blit_sync(&ipp_req);
1108 }
1109
1110 #endif
1111
1112 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1113 static int get_rga_format(int fmt)
1114 {
1115         int rga_fmt = 0;
1116
1117         switch (fmt) {
1118         case XBGR888:
1119                 rga_fmt = RK_FORMAT_RGBX_8888;
1120                 break;
1121         case ABGR888:
1122                 rga_fmt = RK_FORMAT_RGBA_8888;
1123                 break;
1124         case ARGB888:
1125                 rga_fmt = RK_FORMAT_BGRA_8888;
1126                 break;
1127         case RGB888:
1128                 rga_fmt = RK_FORMAT_RGB_888;
1129                 break;
1130         case RGB565:
1131                 rga_fmt = RK_FORMAT_RGB_565;
1132                 break;
1133         case YUV422:
1134                 rga_fmt = RK_FORMAT_YCbCr_422_SP;
1135                 break;
1136         case YUV420:
1137                 rga_fmt = RK_FORMAT_YCbCr_420_SP;
1138                 break;
1139         default:
1140                 rga_fmt = RK_FORMAT_RGBA_8888;
1141                 break;
1142         }
1143
1144         return rga_fmt;
1145 }
1146
1147 static void rga_win_check(struct rk_lcdc_win *dst_win,
1148                           struct rk_lcdc_win *src_win)
1149 {
1150         int format = 0;
1151
1152         format = get_rga_format(src_win->area[0].format);
1153         /* width and height must be even number */
1154         if (format >= RK_FORMAT_YCbCr_422_SP &&
1155             format <= RK_FORMAT_YCrCb_420_P) {
1156                 if ((src_win->area[0].xact % 2) != 0)
1157                         src_win->area[0].xact += 1;
1158                 if ((src_win->area[0].yact % 2) != 0)
1159                         src_win->area[0].yact += 1;
1160         }
1161         if (src_win->area[0].xvir < src_win->area[0].xact)
1162                 src_win->area[0].xvir = src_win->area[0].xact;
1163         if (src_win->area[0].yvir < src_win->area[0].yact)
1164                 src_win->area[0].yvir = src_win->area[0].yact;
1165
1166         format = get_rga_format(dst_win->area[0].format);
1167         if (format >= RK_FORMAT_YCbCr_422_SP &&
1168             format <= RK_FORMAT_YCrCb_420_P) {
1169                 if ((dst_win->area[0].xact % 2) != 0)
1170                         dst_win->area[0].xact += 1;
1171                 if ((dst_win->area[0].yact % 2) != 0)
1172                         dst_win->area[0].yact += 1;
1173         }
1174         if (dst_win->area[0].xvir < dst_win->area[0].xact)
1175                 dst_win->area[0].xvir = dst_win->area[0].xact;
1176         if (dst_win->area[0].yvir < dst_win->area[0].yact)
1177                 dst_win->area[0].yvir = dst_win->area[0].yact;
1178 }
1179
1180 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
1181                             struct rk_lcdc_win *src_win,
1182                             u16 orientation, int iommu_en)
1183 {
1184         struct rga_req rga_request;
1185         long ret = 0;
1186         /* int fd = 0; */
1187
1188         memset(&rga_request, 0, sizeof(rga_request));
1189         rga_win_check(dst_win, src_win);
1190
1191         switch (orientation) {
1192         case ROTATE_90:
1193                 rga_request.rotate_mode = 1;
1194                 rga_request.sina = 65536;
1195                 rga_request.cosa = 0;
1196                 rga_request.dst.act_w = dst_win->area[0].yact;
1197                 rga_request.dst.act_h = dst_win->area[0].xact;
1198                 rga_request.dst.x_offset = dst_win->area[0].xact - 1;
1199                 rga_request.dst.y_offset = 0;
1200                 break;
1201         case ROTATE_180:
1202                 rga_request.rotate_mode = 1;
1203                 rga_request.sina = 0;
1204                 rga_request.cosa = -65536;
1205                 rga_request.dst.act_w = dst_win->area[0].xact;
1206                 rga_request.dst.act_h = dst_win->area[0].yact;
1207                 rga_request.dst.x_offset = dst_win->area[0].xact - 1;
1208                 rga_request.dst.y_offset = dst_win->area[0].yact - 1;
1209                 break;
1210         case ROTATE_270:
1211                 rga_request.rotate_mode = 1;
1212                 rga_request.sina = -65536;
1213                 rga_request.cosa = 0;
1214                 rga_request.dst.act_w = dst_win->area[0].yact;
1215                 rga_request.dst.act_h = dst_win->area[0].xact;
1216                 rga_request.dst.x_offset = 0;
1217                 rga_request.dst.y_offset = dst_win->area[0].yact - 1;
1218                 break;
1219         default:
1220                 rga_request.rotate_mode = 0;
1221                 rga_request.dst.act_w = dst_win->area[0].xact;
1222                 rga_request.dst.act_h = dst_win->area[0].yact;
1223                 rga_request.dst.x_offset = dst_win->area[0].xact - 1;
1224                 rga_request.dst.y_offset = dst_win->area[0].yact - 1;
1225                 break;
1226         }
1227
1228         /*
1229          * fd =
1230          *    ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1231          * rga_request.src.yrgb_addr = fd;
1232          * fd =
1233          *    ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1234          * rga_request.dst.yrgb_addr = fd;
1235          */
1236         rga_request.src.yrgb_addr = 0;
1237         rga_request.src.uv_addr =
1238             src_win->area[0].smem_start + src_win->area[0].y_offset;
1239         rga_request.src.v_addr = 0;
1240
1241         rga_request.dst.yrgb_addr = 0;
1242         rga_request.dst.uv_addr =
1243             dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1244         rga_request.dst.v_addr = 0;
1245
1246         rga_request.src.vir_w = src_win->area[0].xvir;
1247         rga_request.src.vir_h = src_win->area[0].yvir;
1248         rga_request.src.format = get_rga_format(src_win->area[0].format);
1249         rga_request.src.act_w = src_win->area[0].xact;
1250         rga_request.src.act_h = src_win->area[0].yact;
1251         rga_request.src.x_offset = 0;
1252         rga_request.src.y_offset = 0;
1253
1254         rga_request.dst.vir_w = dst_win->area[0].xvir;
1255         rga_request.dst.vir_h = dst_win->area[0].yvir;
1256         rga_request.dst.format = get_rga_format(dst_win->area[0].format);
1257
1258         rga_request.clip.xmin = 0;
1259         rga_request.clip.xmax = dst_win->area[0].xact - 1;
1260         rga_request.clip.ymin = 0;
1261         rga_request.clip.ymax = dst_win->area[0].yact - 1;
1262         rga_request.scale_mode = 0;
1263
1264         if (iommu_en) {
1265                 rga_request.mmu_info.mmu_en = 1;
1266                 rga_request.mmu_info.mmu_flag = 1;
1267         } else {
1268                 rga_request.mmu_info.mmu_en = 0;
1269                 rga_request.mmu_info.mmu_flag = 0;
1270         }
1271
1272         ret = rga_ioctl_kernel(&rga_request);
1273 }
1274
1275 /*
1276  * This function is used for copying fb by RGA Module
1277  * RGA only support copy RGB to RGB
1278  * RGA2 support copy RGB to RGB and YUV to YUV
1279  */
1280 static void fb_copy_by_rga(struct fb_info *dst_info,
1281                            struct fb_info *src_info)
1282 {
1283         struct rk_fb_par *src_fb_par = (struct rk_fb_par *)src_info->par;
1284         struct rk_fb_par *dst_fb_par = (struct rk_fb_par *)dst_info->par;
1285         struct rk_lcdc_driver *dev_drv = src_fb_par->lcdc_drv;
1286         struct rk_lcdc_driver *ext_dev_drv = dst_fb_par->lcdc_drv;
1287         int win_id = 0, ext_win_id;
1288         struct rk_lcdc_win *src_win, *dst_win;
1289
1290         win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1291         src_win = dev_drv->win[win_id];
1292
1293         ext_win_id =
1294             ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1295         dst_win = ext_dev_drv->win[ext_win_id];
1296
1297         win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode,
1298                         ext_dev_drv->iommu_enabled);
1299 }
1300 #endif
1301
1302 static int rk_fb_rotate(struct fb_info *dst_info,
1303                         struct fb_info *src_info)
1304 {
1305 #if defined(CONFIG_RK29_IPP)
1306         fb_copy_by_ipp(dst_info, src_info);
1307 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1308         fb_copy_by_rga(dst_info, src_info);
1309 #else
1310         return -1;
1311 #endif
1312         return 0;
1313 }
1314
1315 static int __maybe_unused rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1316                                            struct rk_lcdc_win *src_win,
1317                                            u16 rotate, int iommu_en)
1318 {
1319 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1320         win_copy_by_rga(dst_win, src_win, rotate, iommu_en);
1321 #else
1322         return -1;
1323 #endif
1324         return 0;
1325 }
1326
1327 #endif
1328
1329 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1330                              struct fb_info *info)
1331 {
1332         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1333         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1334         struct fb_fix_screeninfo *fix = &info->fix;
1335         int win_id = 0;
1336         struct rk_lcdc_win *win = NULL;
1337         struct rk_screen *screen = dev_drv->cur_screen;
1338         u32 xoffset = var->xoffset;
1339         u32 yoffset = var->yoffset;
1340         u32 xvir = var->xres_virtual;
1341         u8 pixel_width;
1342         u32 vir_width_bit;
1343         u32 stride, uv_stride;
1344         u32 stride_32bit_1;
1345         u32 stride_32bit_2;
1346         u16 uv_x_off, uv_y_off, uv_y_act;
1347         u8 is_pic_yuv = 0;
1348
1349         if (dev_drv->suspend_flag)
1350                 return 0;
1351         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1352         if (win_id < 0)
1353                 return -ENODEV;
1354         else
1355                 win = dev_drv->win[win_id];
1356
1357         pixel_width = rk_fb_pixel_width(win->area[0].format);
1358         vir_width_bit = pixel_width * xvir;
1359         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1360         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1361
1362         switch (win->area[0].format) {
1363         case YUV422:
1364         case YUV422_A:
1365                 is_pic_yuv = 1;
1366                 stride = stride_32bit_1;
1367                 uv_stride = stride_32bit_1;
1368                 uv_x_off = xoffset;
1369                 uv_y_off = yoffset;
1370                 fix->line_length = stride;
1371                 uv_y_act = win->area[0].yact >> 1;
1372                 break;
1373         case YUV420:            /* nv12 */
1374         case YUV420_NV21:       /* nv21 */
1375         case YUV420_A:
1376                 is_pic_yuv = 1;
1377                 stride = stride_32bit_1;
1378                 uv_stride = stride_32bit_1;
1379                 uv_x_off = xoffset;
1380                 uv_y_off = yoffset >> 1;
1381                 fix->line_length = stride;
1382                 uv_y_act = win->area[0].yact >> 1;
1383                 break;
1384         case YUV444:
1385         case YUV444_A:
1386                 is_pic_yuv = 1;
1387                 stride = stride_32bit_1;
1388                 uv_stride = stride_32bit_2;
1389                 uv_x_off = xoffset * 2;
1390                 uv_y_off = yoffset;
1391                 fix->line_length = stride << 2;
1392                 uv_y_act = win->area[0].yact;
1393                 break;
1394         default:
1395                 stride = stride_32bit_1;        /* default rgb */
1396                 fix->line_length = stride;
1397                 break;
1398         }
1399
1400         /* x y mirror ,jump line */
1401         if ((screen->y_mirror == 1) ||
1402             (win->xmirror && win->ymirror)) {
1403                 if (screen->interlace == 1) {
1404                         win->area[0].y_offset = yoffset * stride * 2 +
1405                             ((win->area[0].yact - 1) * 2 + 1) * stride +
1406                             xoffset * pixel_width / 8;
1407                 } else {
1408                         win->area[0].y_offset = yoffset * stride +
1409                             (win->area[0].yact - 1) * stride +
1410                             xoffset * pixel_width / 8;
1411                 }
1412         } else {
1413                 if (screen->interlace == 1) {
1414                         win->area[0].y_offset =
1415                             yoffset * stride * 2 + xoffset * pixel_width / 8;
1416                 } else {
1417                         win->area[0].y_offset =
1418                             yoffset * stride + xoffset * pixel_width / 8;
1419                 }
1420         }
1421         if (is_pic_yuv == 1) {
1422                 if ((screen->y_mirror == 1) ||
1423                     (win->xmirror && win->ymirror)) {
1424                         if (screen->interlace == 1) {
1425                                 win->area[0].c_offset =
1426                                     uv_y_off * uv_stride * 2 +
1427                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
1428                                     uv_x_off * pixel_width / 8;
1429                         } else {
1430                                 win->area[0].c_offset = uv_y_off * uv_stride +
1431                                     (uv_y_act - 1) * uv_stride +
1432                                     uv_x_off * pixel_width / 8;
1433                         }
1434                 } else {
1435                         if (screen->interlace == 1) {
1436                                 win->area[0].c_offset =
1437                                     uv_y_off * uv_stride * 2 +
1438                                     uv_x_off * pixel_width / 8;
1439                         } else {
1440                                 win->area[0].c_offset =
1441                                     uv_y_off * uv_stride +
1442                                     uv_x_off * pixel_width / 8;
1443                         }
1444                 }
1445         }
1446
1447         win->area[0].smem_start = fix->smem_start;
1448         win->area[0].cbr_start = fix->mmio_start;
1449         win->area[0].state = 1;
1450         win->area_num = 1;
1451
1452         dev_drv->ops->pan_display(dev_drv, win_id);
1453
1454 #ifdef  CONFIG_FB_MIRRORING
1455         if (video_data_to_mirroring)
1456                 video_data_to_mirroring(info, NULL);
1457 #endif
1458         /* if not want the config effect,set reserved[3] bit[0] 1 */
1459         if (likely((var->reserved[3] & 0x1) == 0))
1460                 dev_drv->ops->cfg_done(dev_drv);
1461         if (dev_drv->hdmi_switch)
1462                 mdelay(100);
1463         return 0;
1464 }
1465
1466 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1467 {
1468         int i, j;
1469
1470         i = list_empty(&dev_drv->update_regs_list);
1471         j = list_empty(&dev_drv->saved_list);
1472         return i == j ? 0 : 1;
1473 }
1474
1475 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1476 {
1477         int err = sync_fence_wait(fence, 1000);
1478
1479         if (err >= 0)
1480                 return;
1481
1482         if (err == -ETIME)
1483                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1484
1485         if (err < 0)
1486                 pr_info("error waiting on fence\n");
1487 }
1488 #if 0
1489 static int rk_fb_copy_from_loader(struct fb_info *info)
1490 {
1491         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1492         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1493         void *dst = info->screen_base;
1494         u32 dsp_addr[4];
1495         u32 src;
1496         u32 i, size;
1497         int win_id;
1498         struct rk_lcdc_win *win;
1499
1500         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1501         win = dev_drv->win[win_id];
1502         size = (win->area[0].xact) * (win->area[0].yact) << 2;
1503         dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1504         src = dsp_addr[win_id];
1505         dev_info(info->dev, "copy fb data %d x %d  from  dst_addr:%08x\n",
1506                  win->area[0].xact, win->area[0].yact, src);
1507         for (i = 0; i < size; i += PAGE_SIZE) {
1508                 void *page = phys_to_page(i + src);
1509                 void *from_virt = kmap(page);
1510                 void *to_virt = dst + i;
1511
1512                 memcpy(to_virt, from_virt, PAGE_SIZE);
1513         }
1514         dev_drv->ops->direct_set_addr(dev_drv, win_id,
1515                                       info->fix.smem_start);
1516         return 0;
1517 }
1518 #endif
1519 static int g_last_addr[5][4];
1520 static int g_now_config_addr[5][4];
1521 static int g_last_state[5][4];
1522 static int g_now_config_state[5][4];
1523 int g_last_timeout;
1524 u32 freed_addr[10];
1525 u32 freed_index;
1526
1527 #define DUMP_CHUNK 256
1528 char buf[PAGE_SIZE];
1529
1530 int rk_fb_sysmmu_fault_handler(struct device *dev,
1531                                enum rk_iommu_inttype itype,
1532                                unsigned long pgtable_base,
1533                                unsigned long fault_addr, unsigned int status)
1534 {
1535         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1536         int i = 0, j = 0;
1537         static int page_fault_cnt;
1538
1539         if ((page_fault_cnt++) >= 10)
1540                 return 0;
1541         pr_err
1542             ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1543              fault_addr, pgtable_base, status);
1544         pr_info("last config addr:\n");
1545         for (i = 0; i < 4; i++) {
1546                 for (j = 0; j < 4; j++)
1547                         pr_info("win[%d],area[%d] = 0x%08x\n",
1548                                 i, j, g_last_addr[i][j]);
1549         }
1550         pr_info("last freed buffer:\n");
1551         for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1552                 pr_info("%d:0x%08x\n", i, freed_addr[i]);
1553         pr_info("last timeout:%d\n", g_last_timeout);
1554         dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1555         for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1556                 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1557                         char c = buf[i + DUMP_CHUNK];
1558
1559                         buf[i + DUMP_CHUNK] = 0;
1560                         pr_cont("%s", buf + i);
1561                         buf[i + DUMP_CHUNK] = c;
1562                 } else {
1563                         buf[PAGE_SIZE - 1] = 0;
1564                         pr_cont("%s", buf + i);
1565                 }
1566         }
1567
1568         return 0;
1569 }
1570
1571 void rk_fb_free_wb_buf(struct rk_lcdc_driver *dev_drv,
1572                        struct rk_fb_reg_wb_data *wb_data)
1573 {
1574         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1575
1576         if (dev_drv->iommu_enabled && wb_data->ion_handle)
1577                 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1578                                 wb_data->ion_handle);
1579         if (wb_data->ion_handle)
1580                 ion_free(rk_fb->ion_client, wb_data->ion_handle);
1581 }
1582
1583 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1584                         struct rk_fb_reg_win_data *reg_win_data)
1585 {
1586         int i, index_buf;
1587         struct rk_fb_reg_area_data *area_data;
1588         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1589
1590         for (i = 0; i < reg_win_data->area_num; i++) {
1591                 area_data = &reg_win_data->reg_area_data[i];
1592                 index_buf = area_data->index_buf;
1593                 if (dev_drv->iommu_enabled) {
1594                         if (area_data->ion_handle != NULL &&
1595                             !IS_YUV_FMT(area_data->data_format))
1596                                 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1597                                                 area_data->ion_handle);
1598                         freed_addr[freed_index++] = area_data->smem_start;
1599                 }
1600                 if (area_data->ion_handle != NULL)
1601                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1602
1603                 if (area_data->acq_fence)
1604                         sync_fence_put(area_data->acq_fence);
1605         }
1606 }
1607
1608 static void rk_fb_update_win(struct rk_lcdc_driver *dev_drv,
1609                              struct rk_lcdc_win *win,
1610                              struct rk_fb_reg_win_data *reg_win_data)
1611 {
1612         int i = 0;
1613         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
1614         struct rk_screen *cur_screen;
1615         struct rk_screen primary_screen;
1616
1617         if (unlikely(!inf) || unlikely(!dev_drv) ||
1618             unlikely(!win) || unlikely(!reg_win_data))
1619                 return;
1620
1621         cur_screen = dev_drv->cur_screen;
1622         rk_fb_get_prmry_screen(&primary_screen);
1623
1624         win->area_num = reg_win_data->area_num;
1625         win->id = reg_win_data->win_id;
1626         win->z_order = reg_win_data->z_order;
1627
1628         if (reg_win_data->reg_area_data[0].smem_start > 0) {
1629                 win->state = 1;
1630                 win->area_num = reg_win_data->area_num;
1631                 win->id = reg_win_data->win_id;
1632                 win->z_order = reg_win_data->z_order;
1633                 win->area[0].uv_vir_stride =
1634                     reg_win_data->reg_area_data[0].uv_vir_stride;
1635                 win->area[0].cbr_start =
1636                     reg_win_data->reg_area_data[0].cbr_start;
1637                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1638                 win->alpha_en = reg_win_data->alpha_en;
1639                 win->alpha_mode = reg_win_data->alpha_mode;
1640                 win->g_alpha_val = reg_win_data->g_alpha_val;
1641                 /*
1642                  * reg_win_data mirror_en means that xmirror ymirror all
1643                  * enabled.
1644                  */
1645                 win->xmirror = reg_win_data->mirror_en ? 1 : 0;
1646                 win->ymirror = reg_win_data->mirror_en ? 1 : 0;
1647                 win->colorspace = reg_win_data->colorspace;
1648                 win->area[0].fbdc_en =
1649                         reg_win_data->reg_area_data[0].fbdc_en;
1650                 win->area[0].fbdc_cor_en =
1651                         reg_win_data->reg_area_data[0].fbdc_cor_en;
1652                 win->area[0].fbdc_data_format =
1653                         reg_win_data->reg_area_data[0].fbdc_data_format;
1654                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1655                         if (reg_win_data->reg_area_data[i].smem_start > 0) {
1656                                 win->area[i].format =
1657                                         reg_win_data->reg_area_data[i].data_format;
1658                                 win->area[i].ion_hdl =
1659                                         reg_win_data->reg_area_data[i].ion_handle;
1660                                 win->area[i].smem_start =
1661                                         reg_win_data->reg_area_data[i].smem_start;
1662                                 if (inf->disp_mode == DUAL ||
1663                                     inf->disp_mode == DUAL_LCD ||
1664                                     inf->disp_mode == NO_DUAL) {
1665                                         win->area[i].xpos =
1666                                                 reg_win_data->reg_area_data[i].xpos;
1667                                         win->area[i].ypos =
1668                                                 reg_win_data->reg_area_data[i].ypos;
1669                                         win->area[i].xsize =
1670                                                 reg_win_data->reg_area_data[i].xsize;
1671                                         win->area[i].ysize =
1672                                                 reg_win_data->reg_area_data[i].ysize;
1673                                 } else {
1674                                         win->area[i].xpos =
1675                                                 reg_win_data->reg_area_data[i].xpos *
1676                                                 cur_screen->mode.xres /
1677                                                 primary_screen.mode.xres;
1678                                         win->area[i].ypos =
1679                                                 reg_win_data->reg_area_data[i].ypos *
1680                                                 cur_screen->mode.yres /
1681                                                 primary_screen.mode.yres;
1682                                         win->area[i].xsize =
1683                                                 reg_win_data->reg_area_data[i].xsize *
1684                                                 cur_screen->mode.xres /
1685                                                 primary_screen.mode.xres;
1686                                         win->area[i].ysize =
1687                                                 reg_win_data->reg_area_data[i].ysize *
1688                                                 cur_screen->mode.yres /
1689                                                 primary_screen.mode.yres;
1690
1691                                         /* recalc display size if set hdmi scaler when at ONE_DUAL mode */
1692                                         if (inf->disp_mode == ONE_DUAL && hdmi_switch_state) {
1693                                                 if (cur_screen->xsize > 0 &&
1694                                                     cur_screen->xsize <= cur_screen->mode.xres) {
1695                                                         win->area[i].xpos =
1696                                                                 ((cur_screen->mode.xres - cur_screen->xsize) >> 1) +
1697                                                                 cur_screen->xsize * win->area[i].xpos / cur_screen->mode.xres;
1698                                                         win->area[i].xsize =
1699                                                                 win->area[i].xsize * cur_screen->xsize / cur_screen->mode.xres;
1700                                                 }
1701                                                 if (cur_screen->ysize > 0 && cur_screen->ysize <= cur_screen->mode.yres) {
1702                                                         win->area[i].ypos =
1703                                                                 ((cur_screen->mode.yres - cur_screen->ysize) >> 1) +
1704                                                                 cur_screen->ysize * win->area[i].ypos / cur_screen->mode.yres;
1705                                                         win->area[i].ysize =
1706                                                                 win->area[i].ysize * cur_screen->ysize / cur_screen->mode.yres;
1707                                                 }
1708                                         }
1709                                 }
1710                                 win->area[i].xact =
1711                                     reg_win_data->reg_area_data[i].xact;
1712                                 win->area[i].yact =
1713                                     reg_win_data->reg_area_data[i].yact;
1714                                 win->area[i].xvir =
1715                                     reg_win_data->reg_area_data[i].xvir;
1716                                 win->area[i].yvir =
1717                                     reg_win_data->reg_area_data[i].yvir;
1718                                 win->area[i].xoff =
1719                                     reg_win_data->reg_area_data[i].xoff;
1720                                 win->area[i].yoff =
1721                                     reg_win_data->reg_area_data[i].yoff;
1722                                 win->area[i].y_offset =
1723                                     reg_win_data->reg_area_data[i].y_offset;
1724                                 win->area[i].y_vir_stride =
1725                                     reg_win_data->reg_area_data[i].y_vir_stride;
1726                                 win->area[i].state = 1;
1727                                 if (dev_drv->iommu_enabled) {
1728                                         g_now_config_addr[win->id][i] =
1729                                                 win->area[i].smem_start +
1730                                                 win->area[i].y_offset;
1731                                         g_now_config_state[win->id][i] = 1;
1732                                 }
1733                         } else {
1734                                 win->area[i].state = 0;
1735                                 win->area[i].fbdc_en = 0;
1736                                 if (dev_drv->iommu_enabled) {
1737                                         g_now_config_addr[win->id][i] = 0;
1738                                         g_now_config_state[win->id][i] = 0;
1739                                 }
1740                         }
1741                 }
1742         }
1743 }
1744
1745 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1746                                                      *regs, int win_id)
1747 {
1748         int i;
1749         struct rk_fb_reg_win_data *win_data = NULL;
1750
1751         for (i = 0; i < regs->win_num; i++) {
1752                 if (regs->reg_win_data[i].win_id == win_id) {
1753                         win_data = &(regs->reg_win_data[i]);
1754                         break;
1755                 }
1756         }
1757
1758         return win_data;
1759 }
1760
1761 static int rk_fb_reg_effect(struct rk_lcdc_driver *dev_drv,
1762                             struct rk_fb_reg_data *regs,
1763                             int count)
1764 {
1765         int i, j, wait_for_vsync = false;
1766         unsigned int dsp_addr[5][4];
1767         int win_status = 0;
1768
1769         if (dev_drv->ops->get_dsp_addr)
1770                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1771
1772         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1773                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1774                         if ((j > 0) && (dev_drv->area_support[i] == 1))
1775                                 continue;
1776                         if (dev_drv->win[i]->area[j].state == 1) {
1777                                 u32 new_start =
1778                                         dev_drv->win[i]->area[j].smem_start +
1779                                         dev_drv->win[i]->area[j].y_offset;
1780                                 u32 reg_start = dsp_addr[i][j];
1781
1782                                 if (unlikely(new_start != reg_start)) {
1783                                         wait_for_vsync = true;
1784                                         dev_info(dev_drv->dev,
1785                                                  "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1786                                                  i, new_start, reg_start,
1787                                                  101 - count);
1788                                         break;
1789                                 }
1790                         } else if (dev_drv->win[i]->area[j].state == 0) {
1791                                 if (dev_drv->ops->get_win_state) {
1792                                         win_status =
1793                                         dev_drv->ops->get_win_state(dev_drv, i, j);
1794                                         if (win_status)
1795                                                 wait_for_vsync = true;
1796                                 }
1797                         } else {
1798                                 pr_err("!!!win[%d]state:%d,error!!!\n",
1799                                        i, dev_drv->win[i]->state);
1800                         }
1801                 }
1802         }
1803
1804         return wait_for_vsync;
1805 }
1806
1807 static int rk_fb_iommu_page_fault_dump(struct rk_lcdc_driver *dev_drv)
1808 {
1809         int i, j, state, page_fault = 0;
1810         unsigned int dsp_addr[5][4];
1811
1812         if (dev_drv->ops->extern_func) {
1813                 dev_drv->ops->extern_func(dev_drv, UNMASK_PAGE_FAULT);
1814                 page_fault = dev_drv->ops->extern_func(dev_drv, GET_PAGE_FAULT);
1815         }
1816         if (page_fault) {
1817                 pr_info("last config:\n");
1818                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1819                         for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1820                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1821                                         continue;
1822                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1823                                         i, j, g_last_state[i][j], g_last_addr[i][j]);
1824                         }
1825                 }
1826
1827                 pr_info("last freed buffer:\n");
1828                 for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1829                         pr_info("%d:0x%08x\n", i, freed_addr[i]);
1830
1831                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1832                 pr_info("vop now state:\n");
1833                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1834                         for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1835                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1836                                         continue;
1837                                 state = dev_drv->ops->get_win_state(dev_drv, i, j);
1838                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1839                                         i, j, state, dsp_addr[i][j]);
1840                         }
1841                 }
1842                 pr_info("now config:\n");
1843                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1844                         for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1845                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1846                                         continue;
1847                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1848                                         i, j, g_now_config_state[i][j],
1849                                         g_now_config_addr[i][j]);
1850                         }
1851                 }
1852                 for (i = 0; i < DUMP_FRAME_NUM; i++)
1853                         rk_fb_config_debug(dev_drv, &dev_drv->tmp_win_cfg[i],
1854                                            &dev_drv->tmp_regs[i], 0);
1855         }
1856
1857         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1858                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1859                         if ((j > 0) && (dev_drv->area_support[i] == 1))
1860                                 continue;
1861                         g_last_addr[i][j] = g_now_config_addr[i][j];
1862                         g_last_state[i][j] = g_now_config_state[i][j];
1863                 }
1864         }
1865
1866         return page_fault;
1867 }
1868 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1869                              struct rk_fb_reg_data *regs)
1870 {
1871         int i, j;
1872         struct rk_lcdc_win *win;
1873         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1874         struct rk_fb_reg_win_data *win_data;
1875         bool wait_for_vsync;
1876         int count = 100;
1877         long timeout;
1878         int pagefault = 0;
1879
1880         if (dev_drv->suspend_flag == 1) {
1881 #ifdef H_USE_FENCE
1882                 sw_sync_timeline_inc(dev_drv->timeline, 1);
1883 #endif
1884                 for (i = 0; i < regs->win_num; i++) {
1885                         win_data = &regs->reg_win_data[i];
1886                         rk_fb_free_dma_buf(dev_drv, win_data);
1887                 }
1888                 if (dev_drv->property.feature & SUPPORT_WRITE_BACK)
1889                         rk_fb_free_wb_buf(dev_drv, &regs->reg_wb_data);
1890                 kfree(regs);
1891                 return;
1892         }
1893         /* acq_fence wait */
1894         for (i = 0; i < regs->win_num; i++) {
1895                 win_data = &regs->reg_win_data[i];
1896                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1897                         if (win_data->reg_area_data[j].acq_fence)
1898                                 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1899                 }
1900         }
1901
1902         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1903                 win = dev_drv->win[i];
1904                 win_data = rk_fb_get_win_data(regs, i);
1905                 if (win_data) {
1906                         mutex_lock(&dev_drv->win_config);
1907                         rk_fb_update_win(dev_drv, win, win_data);
1908                         win->state = 1;
1909                         dev_drv->ops->set_par(dev_drv, i);
1910                         dev_drv->ops->pan_display(dev_drv, i);
1911                         mutex_unlock(&dev_drv->win_config);
1912                 } else {
1913                         win->z_order = -1;
1914                         win->state = 0;
1915                         for (j = 0; j < 4; j++) {
1916                                 win->area[j].state = 0;
1917                                 win->area[j].fbdc_en = 0;
1918                         }
1919                         if (dev_drv->iommu_enabled) {
1920                                 for (j = 0; j < 4; j++) {
1921                                         g_now_config_addr[i][j] = 0;
1922                                         g_now_config_state[i][j] = 0;
1923                                 }
1924                         }
1925                 }
1926         }
1927         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1928
1929         if (dev_drv->property.feature & SUPPORT_WRITE_BACK) {
1930                 memcpy(&dev_drv->wb_data, &regs->reg_wb_data,
1931                        sizeof(struct rk_fb_reg_wb_data));
1932                 if (dev_drv->ops->set_wb)
1933                         dev_drv->ops->set_wb(dev_drv);
1934         }
1935
1936         if (rk_fb_iommu_debug > 0)
1937                 pagefault = rk_fb_iommu_page_fault_dump(dev_drv);
1938
1939         if (pagefault == 0)
1940                 dev_drv->ops->cfg_done(dev_drv);
1941         else
1942                 sw_sync_timeline_inc(dev_drv->timeline, 1);
1943
1944         do {
1945                 timestamp = dev_drv->vsync_info.timestamp;
1946                 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1947                                 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1948                                 msecs_to_jiffies(50));
1949
1950                 wait_for_vsync = rk_fb_reg_effect(dev_drv, regs, count);
1951         } while (wait_for_vsync && count--);
1952 #ifdef H_USE_FENCE
1953         sw_sync_timeline_inc(dev_drv->timeline, 1);
1954 #endif
1955
1956         if (dev_drv->front_regs) {
1957                 if (dev_drv->iommu_enabled) {
1958                         if (dev_drv->ops->mmu_en)
1959                                 dev_drv->ops->mmu_en(dev_drv);
1960                         freed_index = 0;
1961                         g_last_timeout = timeout;
1962                 }
1963
1964                 mutex_lock(&dev_drv->front_lock);
1965
1966                 for (i = 0; i < dev_drv->front_regs->win_num; i++) {
1967                         win_data = &dev_drv->front_regs->reg_win_data[i];
1968                         rk_fb_free_dma_buf(dev_drv, win_data);
1969                 }
1970                 if (dev_drv->property.feature & SUPPORT_WRITE_BACK)
1971                         rk_fb_free_wb_buf(dev_drv,
1972                                           &dev_drv->front_regs->reg_wb_data);
1973                 kfree(dev_drv->front_regs);
1974
1975                 mutex_unlock(&dev_drv->front_lock);
1976
1977                 if (dev_drv->iommu_enabled)
1978                         freed_addr[freed_index] = 0xfefefefe;
1979         }
1980
1981         mutex_lock(&dev_drv->front_lock);
1982
1983         dev_drv->front_regs = regs;
1984
1985         mutex_unlock(&dev_drv->front_lock);
1986
1987         trace_buffer_dump(&fb_pdev->dev, dev_drv);
1988 }
1989
1990 static void rk_fb_update_regs_handler(struct kthread_work *work)
1991 {
1992         struct rk_lcdc_driver *dev_drv =
1993             container_of(work, struct rk_lcdc_driver, update_regs_work);
1994         struct rk_fb_reg_data *data, *next;
1995
1996         mutex_lock(&dev_drv->update_regs_list_lock);
1997         dev_drv->saved_list = dev_drv->update_regs_list;
1998         list_replace_init(&dev_drv->update_regs_list, &dev_drv->saved_list);
1999         mutex_unlock(&dev_drv->update_regs_list_lock);
2000
2001         list_for_each_entry_safe(data, next, &dev_drv->saved_list, list) {
2002                 list_del(&data->list);
2003                 rk_fb_update_reg(dev_drv, data);
2004         }
2005
2006         if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
2007                 wake_up(&dev_drv->update_regs_wait);
2008 }
2009
2010 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
2011                                   struct rk_screen *screen)
2012 {
2013         if (area_par->phy_addr > 0)
2014                 pr_err("%s[%d], phy_addr = 0x%x\n",
2015                        __func__, __LINE__, area_par->phy_addr);
2016         if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
2017             (area_par->xact <= 0) || (area_par->yact <= 0) ||
2018             (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
2019                 pr_err("check config var fail 0:\n"
2020                        "x_offset=%d,xact=%d,xvir=%d\n",
2021                        area_par->x_offset, area_par->xact, area_par->xvir);
2022                 return -EINVAL;
2023         }
2024
2025         if ((area_par->xpos >= screen->mode.xres) ||
2026             (area_par->ypos >= screen->mode.yres) ||
2027             ((area_par->xsize <= 0) || (area_par->ysize <= 0))) {
2028                 pr_warn("check config var fail 1:\n"
2029                         "xpos=%d,xsize=%d,xres=%d\n"
2030                         "ypos=%d,ysize=%d,yres=%d\n",
2031                         area_par->xpos, area_par->xsize, screen->mode.xres,
2032                         area_par->ypos, area_par->ysize, screen->mode.yres);
2033                 return -EINVAL;
2034         }
2035         return 0;
2036 }
2037
2038 static int rk_fb_config_debug(struct rk_lcdc_driver *dev_drv,
2039                               struct rk_fb_win_cfg_data *win_data,
2040                               struct rk_fb_reg_data *regs, u32 cmd)
2041 {
2042         int i, j;
2043         struct rk_fb_win_par *win_par;
2044         struct rk_fb_area_par *area_par;
2045         struct rk_fb_reg_win_data *reg_win_data;
2046         struct rk_fb_reg_area_data *area_data;
2047
2048         rk_fb_dbg(cmd, "-------------frame start-------------\n");
2049         rk_fb_dbg(cmd, "user config:\n");
2050         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2051                 win_par = &(win_data->win_par[i]);
2052                 if ((win_par->area_par[0].ion_fd <= 0) &&
2053                     (win_par->area_par[0].phy_addr <= 0))
2054                         continue;
2055                 rk_fb_dbg(cmd, "win[%d]:z_order=%d,galhpa_v=%d\n",
2056                           win_par->win_id, win_par->z_order,
2057                           win_par->g_alpha_val);
2058                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
2059                         area_par = &(win_par->area_par[j]);
2060                         if (((j > 0) && (dev_drv->area_support[i] == 1)) ||
2061                             ((win_par->area_par[j].ion_fd <= 0) &&
2062                              (win_par->area_par[j].phy_addr <= 0)))
2063                                 continue;
2064                         rk_fb_dbg(cmd, " area[%d]:fmt=%d,ion_fd=%d,phy_add=0x%x,xoff=%d,yoff=%d\n",
2065                                   j, area_par->data_format, area_par->ion_fd,
2066                                   area_par->phy_addr, area_par->x_offset,
2067                                   area_par->y_offset);
2068                         rk_fb_dbg(cmd, "           xpos=%d,ypos=%d,xsize=%d,ysize=%d\n",
2069                                   area_par->xpos, area_par->ypos,
2070                                   area_par->xsize, area_par->ysize);
2071                         rk_fb_dbg(cmd, "           xact=%d,yact=%d,xvir=%d,yvir=%d\n",
2072                                   area_par->xact, area_par->yact,
2073                                   area_par->xvir, area_par->yvir);
2074                 }
2075         }
2076
2077         rk_fb_dbg(cmd, "regs data:\n");
2078         rk_fb_dbg(cmd, "win_num=%d,buf_num=%d\n",
2079                   regs->win_num, regs->buf_num);
2080         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2081                 reg_win_data = &(regs->reg_win_data[i]);
2082                 if (reg_win_data->reg_area_data[0].smem_start <= 0)
2083                         continue;
2084                 rk_fb_dbg(cmd, "win[%d]:z_order=%d,area_num=%d,area_buf_num=%d\n",
2085                           reg_win_data->win_id, reg_win_data->z_order,
2086                           reg_win_data->area_num, reg_win_data->area_buf_num);
2087                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
2088                         area_data = &(reg_win_data->reg_area_data[j]);
2089                         if (((j > 0) && (dev_drv->area_support[i] == 1)) ||
2090                             (area_data->smem_start <= 0))
2091                                 continue;
2092                         rk_fb_dbg(cmd, " area[%d]:fmt=%d,ion=%p,smem_star=0x%lx,cbr_star=0x%lx\n",
2093                                   j, area_data->data_format, area_data->ion_handle,
2094                                   area_data->smem_start, area_data->cbr_start);
2095                         rk_fb_dbg(cmd, "           yoff=0x%x,coff=0x%x,area_data->buff_len=%x\n",
2096                                   area_data->y_offset, area_data->c_offset, area_data->buff_len);
2097                         rk_fb_dbg(cmd, "           xpos=%d,ypos=%d,xsize=%d,ysize=%d\n",
2098                                   area_data->xpos, area_data->ypos,
2099                                   area_data->xsize, area_data->ysize);
2100                         rk_fb_dbg(cmd, "           xact=%d,yact=%d,xvir=%d,yvir=%d\n",
2101                                   area_data->xact, area_data->yact,
2102                                   area_data->xvir, area_data->yvir);
2103                 }
2104         }
2105         rk_fb_dbg(cmd, "-------------frame end---------------\n");
2106
2107         return 0;
2108 }
2109 static int rk_fb_config_backup(struct rk_lcdc_driver *dev_drv,
2110                                struct rk_fb_win_cfg_data *win_cfg,
2111                                struct rk_fb_reg_data *regs)
2112 {
2113         int i;
2114
2115         /*2->1->0: 0 is newest*/
2116         for (i = 0; i < DUMP_FRAME_NUM - 1; i++) {
2117                 memcpy(&dev_drv->tmp_win_cfg[DUMP_FRAME_NUM - 1 - i],
2118                        &dev_drv->tmp_win_cfg[DUMP_FRAME_NUM - 2 - i],
2119                        sizeof(struct rk_fb_win_cfg_data));
2120                 memcpy(&dev_drv->tmp_regs[DUMP_FRAME_NUM - 1 - i],
2121                        &dev_drv->tmp_regs[DUMP_FRAME_NUM - 2 - i],
2122                        sizeof(struct rk_fb_reg_data));
2123         }
2124
2125         memcpy(&dev_drv->tmp_win_cfg[0], win_cfg,
2126                sizeof(struct rk_fb_win_cfg_data));
2127         memcpy(&dev_drv->tmp_regs[0], regs,
2128                sizeof(struct rk_fb_reg_data));
2129
2130         return 0;
2131 }
2132
2133 static int rk_fb_set_wb_buffer(struct fb_info *info,
2134                                struct rk_fb_wb_cfg *wb_cfg,
2135                                struct rk_fb_reg_wb_data *wb_data)
2136 {
2137         int ret = 0;
2138         ion_phys_addr_t phy_addr;
2139         size_t len;
2140         u8 fb_data_fmt;
2141         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2142         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2143         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2144
2145         if ((wb_cfg->phy_addr == 0) && (wb_cfg->ion_fd == 0)) {
2146                 wb_data->state = 0;
2147                 return 0;
2148         }
2149         if (wb_cfg->phy_addr == 0) {
2150                 wb_data->ion_handle =
2151                     ion_import_dma_buf(rk_fb->ion_client,
2152                                        wb_cfg->ion_fd);
2153                 if (IS_ERR(wb_data->ion_handle)) {
2154                         pr_info("Could not import handle: %ld\n",
2155                                 (long)wb_data->ion_handle);
2156                         return -EINVAL;
2157                 }
2158                 if (dev_drv->iommu_enabled)
2159                         ret = ion_map_iommu(dev_drv->dev,
2160                                             rk_fb->ion_client,
2161                                             wb_data->ion_handle,
2162                                             (unsigned long *)&phy_addr,
2163                                             (unsigned long *)&len);
2164                 else
2165                         ret = ion_phys(rk_fb->ion_client, wb_data->ion_handle,
2166                                        &phy_addr, &len);
2167                 if (ret < 0) {
2168                         pr_err("ion map to get phy addr failed\n");
2169                         ion_free(rk_fb->ion_client, wb_data->ion_handle);
2170                         return -ENOMEM;
2171                 }
2172                 wb_data->smem_start = phy_addr;
2173         } else {
2174                 wb_data->smem_start = wb_cfg->phy_addr;
2175         }
2176
2177         fb_data_fmt = rk_fb_data_fmt(wb_cfg->data_format, 0);
2178         if (IS_YUV_FMT(fb_data_fmt))
2179                 wb_data->cbr_start = wb_data->smem_start +
2180                                         wb_cfg->xsize * wb_cfg->ysize;
2181         wb_data->xsize = wb_cfg->xsize;
2182         wb_data->ysize = wb_cfg->ysize;
2183         wb_data->data_format = fb_data_fmt;
2184         wb_data->state = 1;
2185
2186         return 0;
2187 }
2188
2189 static int rk_fb_set_win_buffer(struct fb_info *info,
2190                                 struct rk_fb_win_par *win_par,
2191                                 struct rk_fb_reg_win_data *reg_win_data)
2192 {
2193         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2194         struct fb_fix_screeninfo *fix = &info->fix;
2195         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2196         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2197         /*if hdmi size move to hwc,screen should point to cur_screen
2198          *otherwise point to screen0[main screen]*/
2199         struct rk_screen *screen = dev_drv->cur_screen;/*screen0;*/
2200         struct fb_info *fbi;
2201         int i, ion_fd, acq_fence_fd;
2202         u32 xvir = 0, yvir = 0;
2203         u32 xoffset = 0, yoffset = 0;
2204
2205         struct ion_handle *hdl;
2206         size_t len;
2207         int index_buf = 0;
2208         u8 fb_data_fmt = 0;
2209         u8 pixel_width = 0;
2210         u32 vir_width_bit = 0;
2211         u32 stride = 0, uv_stride = 0;
2212         u32 stride_32bit_1 = 0;
2213         u32 stride_32bit_2 = 0;
2214         u16 uv_x_off = 0, uv_y_off = 0, uv_y_act = 0;
2215         u8 is_pic_yuv = 0;
2216         u8 ppixel_a = 0, global_a = 0;
2217         ion_phys_addr_t phy_addr;
2218         int ret = 0;
2219         int buff_len = 0;
2220
2221         reg_win_data->reg_area_data[0].smem_start = -1;
2222         reg_win_data->area_num = 0;
2223         fbi = rk_fb->fb[win_par->win_id + dev_drv->fb_index_base];
2224         if (win_par->area_par[0].phy_addr == 0) {
2225                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
2226                         ion_fd = win_par->area_par[i].ion_fd;
2227                         if (ion_fd > 0) {
2228                                 hdl =
2229                                     ion_import_dma_buf(rk_fb->ion_client,
2230                                                        ion_fd);
2231                                 if (IS_ERR(hdl)) {
2232                                         pr_info("%s: win[%d]area[%d] can't import handle\n",
2233                                                 __func__, win_par->win_id, i);
2234                                         pr_info("fd: %d, hdl: 0x%p, ion_client: 0x%p\n",
2235                                                 ion_fd, hdl, rk_fb->ion_client);
2236                                         return -EINVAL;
2237                                         break;
2238                                 }
2239                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
2240                                 if (dev_drv->iommu_enabled)
2241                                         ret = ion_map_iommu(dev_drv->dev,
2242                                                             rk_fb->ion_client,
2243                                                             hdl,
2244                                                             (unsigned long *)&phy_addr,
2245                                                             (unsigned long *)&len);
2246                                 else
2247                                         ret = ion_phys(rk_fb->ion_client, hdl,
2248                                                        &phy_addr, &len);
2249                                 if (ret < 0) {
2250                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
2251                                         ion_free(rk_fb->ion_client, hdl);
2252                                         return -ENOMEM;
2253                                 }
2254                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
2255                                 reg_win_data->area_num++;
2256                                 reg_win_data->area_buf_num++;
2257                                 reg_win_data->reg_area_data[i].index_buf = 1;
2258                                 reg_win_data->reg_area_data[i].buff_len = len;
2259                         }
2260                 }
2261         } else {
2262                 reg_win_data->reg_area_data[0].smem_start =
2263                     win_par->area_par[0].phy_addr;
2264                 reg_win_data->area_num = 1;
2265                 reg_win_data->area_buf_num++;
2266                 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
2267         }
2268
2269         if (reg_win_data->area_num == 0) {
2270                 for (i = 0; i < RK_WIN_MAX_AREA; i++)
2271                         reg_win_data->reg_area_data[i].smem_start = 0;
2272                 reg_win_data->z_order = -1;
2273                 reg_win_data->win_id = -1;
2274                 return 0;
2275         }
2276
2277         for (i = 0; i < reg_win_data->area_num; i++) {
2278                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
2279                 index_buf = reg_win_data->reg_area_data[i].index_buf;
2280                 if ((acq_fence_fd > 0) && (index_buf == 1)) {
2281                         reg_win_data->reg_area_data[i].acq_fence =
2282                             sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
2283                 }
2284         }
2285         if (reg_win_data->reg_area_data[0].smem_start > 0) {
2286                 reg_win_data->z_order = win_par->z_order;
2287                 reg_win_data->win_id = win_par->win_id;
2288         } else {
2289                 reg_win_data->z_order = -1;
2290                 reg_win_data->win_id = -1;
2291         }
2292
2293         reg_win_data->mirror_en = win_par->mirror_en;
2294         for (i = 0; i < reg_win_data->area_num; i++) {
2295                 u8 data_format = win_par->area_par[i].data_format;
2296                 /*rk_fb_check_config_var(&win_par->area_par[i], screen);*/
2297                 reg_win_data->colorspace = CSC_FORMAT(data_format);
2298                 data_format &= ~CSC_MASK;
2299                 fb_data_fmt = rk_fb_data_fmt(data_format, 0);
2300                 reg_win_data->reg_area_data[i].data_format = fb_data_fmt;
2301                 if (IS_FBDC_FMT(fb_data_fmt)) {
2302                         reg_win_data->reg_area_data[i].fbdc_en = 1;
2303                         reg_win_data->reg_area_data[i].fbdc_cor_en = 1;
2304                 } else {
2305                         reg_win_data->reg_area_data[i].fbdc_en = 0;
2306                         reg_win_data->reg_area_data[i].fbdc_cor_en = 0;
2307                 }
2308                 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2309
2310                 ppixel_a |= ((fb_data_fmt == ARGB888) ||
2311                              (fb_data_fmt == FBDC_ARGB_888) ||
2312                              (fb_data_fmt == FBDC_ABGR_888) ||
2313                              (fb_data_fmt == ABGR888)) ? 1 : 0;
2314                 /*act_height should be 2 pix align for interlace output*/
2315                 if (win_par->area_par[i].yact % 2 == 1) {
2316                         win_par->area_par[i].yact  -= 1;
2317                         win_par->area_par[i].ysize -= 1;
2318                 }
2319
2320                 /* buf offset should be 2 pix align*/
2321                 if ((win_par->area_par[i].x_offset % 2 == 1) &&
2322                     IS_YUV_FMT(fb_data_fmt)) {
2323                         win_par->area_par[i].x_offset += 1;
2324                         win_par->area_par[i].xact -= 1;
2325                 }
2326
2327                 /* visiable pos in panel */
2328                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
2329                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
2330
2331                 /* realy size in panel */
2332                 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
2333                 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
2334
2335                 /* realy size in panel */
2336                 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
2337                 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
2338
2339                 xoffset = win_par->area_par[i].x_offset;        /* buf offset */
2340                 yoffset = win_par->area_par[i].y_offset;
2341                 reg_win_data->reg_area_data[i].xoff = xoffset;
2342                 reg_win_data->reg_area_data[i].yoff = yoffset;
2343
2344                 xvir = win_par->area_par[i].xvir;
2345                 reg_win_data->reg_area_data[i].xvir = xvir;
2346                 yvir = win_par->area_par[i].yvir;
2347                 reg_win_data->reg_area_data[i].yvir = yvir;
2348
2349                 vir_width_bit = pixel_width * xvir;
2350                 /* pixel_width = byte_num*8 */
2351                 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
2352                 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
2353
2354                 stride = stride_32bit_1;        /* default rgb */
2355                 fix->line_length = stride;
2356                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
2357
2358                 /* x y mirror ,jump line
2359                  * reg_win_data->reg_area_data[i].y_offset =
2360                  *              yoffset*stride+xoffset*pixel_width/8;
2361                  */
2362                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2363                         if (screen->interlace == 1) {
2364                                 reg_win_data->reg_area_data[i].y_offset =
2365                                     yoffset * stride * 2 +
2366                                     ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
2367                                     xoffset * pixel_width / 8;
2368                         } else {
2369                                 reg_win_data->reg_area_data[i].y_offset =
2370                                     yoffset * stride +
2371                                     (reg_win_data->reg_area_data[i].yact - 1) * stride +
2372                                     xoffset * pixel_width / 8;
2373                         }
2374                 } else {
2375                         if (screen->interlace == 1) {
2376                                 reg_win_data->reg_area_data[i].y_offset =
2377                                     yoffset * stride * 2 +
2378                                     xoffset * pixel_width / 8;
2379                         } else {
2380                                 reg_win_data->reg_area_data[i].y_offset =
2381                                     yoffset * stride +
2382                                     xoffset * pixel_width / 8;
2383                         }
2384                 }
2385                 if (IS_RGB_FMT(fb_data_fmt) && dev_drv->iommu_enabled) {
2386                         buff_len = reg_win_data->reg_area_data[i].y_offset +
2387                                 reg_win_data->reg_area_data[i].xvir *
2388                                 reg_win_data->reg_area_data[i].yact *
2389                                 pixel_width / 8 -
2390                                 reg_win_data->reg_area_data[i].xoff*
2391                                 pixel_width / 8;
2392                         if (buff_len > reg_win_data->reg_area_data[i].buff_len)
2393                                 pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2394                                        "yact[%d]*bpp[%d]"
2395                                        "=buff_len[0x%x]>>mmu len=0x%x\n",
2396                                        fb_data_fmt,
2397                                        reg_win_data->reg_area_data[i].xvir,
2398                                        reg_win_data->reg_area_data[i].yact,
2399                                        pixel_width, buff_len,
2400                                        reg_win_data->reg_area_data[i].buff_len);
2401                 }
2402         }
2403
2404         global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
2405         reg_win_data->alpha_en = ppixel_a | global_a;
2406         reg_win_data->g_alpha_val = win_par->g_alpha_val;
2407         reg_win_data->alpha_mode = win_par->alpha_mode;
2408
2409         switch (fb_data_fmt) {
2410         case YUV422:
2411         case YUV422_A:
2412                 is_pic_yuv = 1;
2413                 stride = stride_32bit_1;
2414                 uv_stride = stride_32bit_1;
2415                 uv_x_off = xoffset;
2416                 uv_y_off = yoffset;
2417                 fix->line_length = stride;
2418                 uv_y_act = win_par->area_par[0].yact >> 1;
2419                 break;
2420         case YUV420:            /* nv12 */
2421         case YUV420_NV21:       /* nv21 */
2422         case YUV420_A:
2423                 is_pic_yuv = 1;
2424                 stride = stride_32bit_1;
2425                 uv_stride = stride_32bit_1;
2426                 uv_x_off = xoffset;
2427                 uv_y_off = yoffset >> 1;
2428                 fix->line_length = stride;
2429                 uv_y_act = win_par->area_par[0].yact >> 1;
2430                 break;
2431         case YUV444:
2432         case YUV444_A:
2433                 is_pic_yuv = 1;
2434                 stride = stride_32bit_1;
2435                 uv_stride = stride_32bit_2;
2436                 uv_x_off = xoffset * 2;
2437                 uv_y_off = yoffset;
2438                 fix->line_length = stride << 2;
2439                 uv_y_act = win_par->area_par[0].yact;
2440                 break;
2441         default:
2442                 break;
2443         }
2444         if (is_pic_yuv == 1) {
2445                 reg_win_data->reg_area_data[0].cbr_start =
2446                     reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2447                 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2448                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2449                         if (screen->interlace == 1) {
2450                                 reg_win_data->reg_area_data[0].c_offset =
2451                                     uv_y_off * uv_stride * 2 +
2452                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
2453                                     uv_x_off * pixel_width / 8;
2454                         } else {
2455                                 reg_win_data->reg_area_data[0].c_offset =
2456                                     uv_y_off * uv_stride +
2457                                     (uv_y_act - 1) * uv_stride +
2458                                     uv_x_off * pixel_width / 8;
2459                         }
2460                 } else {
2461                         if (screen->interlace == 1) {
2462                                 reg_win_data->reg_area_data[0].c_offset =
2463                                     uv_y_off * uv_stride * 2 +
2464                                     uv_x_off * pixel_width / 8;
2465                         } else {
2466                                 reg_win_data->reg_area_data[0].c_offset =
2467                                     uv_y_off * uv_stride +
2468                                     uv_x_off * pixel_width / 8;
2469                         }
2470                 }
2471                 buff_len = reg_win_data->reg_area_data[0].cbr_start +
2472                         reg_win_data->reg_area_data[0].c_offset +
2473                         reg_win_data->reg_area_data[0].xvir *
2474                         reg_win_data->reg_area_data[0].yact *
2475                         pixel_width / 16 -
2476                         reg_win_data->reg_area_data[0].smem_start -
2477                         reg_win_data->reg_area_data[0].xoff*
2478                         pixel_width / 16;
2479                 if ((buff_len > reg_win_data->reg_area_data[0].buff_len) &&
2480                      dev_drv->iommu_enabled)
2481                         pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2482                                "yact[%d]*bpp[%d]"
2483                                "=buff_len[0x%x]>>mmu len=0x%x\n",
2484                                fb_data_fmt,
2485                                reg_win_data->reg_area_data[0].xvir,
2486                                reg_win_data->reg_area_data[0].yact,
2487                                pixel_width, buff_len,
2488                                reg_win_data->reg_area_data[0].buff_len);
2489         }
2490
2491         /* record buffer information for rk_fb_disp_scale to prevent fence
2492          * timeout because rk_fb_disp_scale will call function
2493          * info->fbops->fb_set_par(info);
2494          * delete by hjc for new hdmi overscan framework.
2495          */
2496         /* info->var.yoffset = yoffset;
2497          * info->var.xoffset = xoffset;
2498          */
2499         return 0;
2500 }
2501
2502 static int rk_fb_set_win_config(struct fb_info *info,
2503                                 struct rk_fb_win_cfg_data *win_data)
2504 {
2505         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2506         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2507         struct rk_fb_reg_data *regs;
2508 #ifdef H_USE_FENCE
2509         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2510         struct sync_fence *retire_fence;
2511         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2512         struct sync_pt *retire_sync_pt;
2513         char fence_name[20];
2514 #endif
2515         int ret = 0, i, j = 0;
2516         int list_is_empty = 0;
2517         struct rk_screen *screen = dev_drv->cur_screen;
2518
2519         mutex_lock(&dev_drv->output_lock);
2520
2521         for (i = 0; i < 4; i++) {
2522                 for (j = 0; j < 4; j++) {
2523                         if ((win_data->win_par[i].area_par[j].ion_fd > 0) ||
2524                             (win_data->win_par[i].area_par[j].phy_addr > 0))
2525                                 ret += rk_fb_check_config_var(
2526                                         &win_data->win_par[i].area_par[j],
2527                                         screen);
2528                 }
2529         }
2530         if ((dev_drv->suspend_flag) || (dev_drv->hdmi_switch) || (ret < 0)) {
2531                 dev_drv->timeline_max++;
2532                 sw_sync_timeline_inc(dev_drv->timeline, 1);
2533                 if (dev_drv->suspend_flag)
2534                         pr_err("suspend_flag=%d\n", dev_drv->suspend_flag);
2535                 else if (dev_drv->hdmi_switch)
2536                         pr_err("hdmi switch = %d\n", dev_drv->hdmi_switch);
2537                 else
2538                         pr_err("error config ,ignore\n");
2539                 for (j = 0; j < RK_MAX_BUF_NUM; j++)
2540                         win_data->rel_fence_fd[j] = -1;
2541                 win_data->ret_fence_fd = -1;
2542                 goto err;
2543         }
2544
2545         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2546         if (!regs) {
2547                 pr_info("could not allocate rk_fb_reg_data\n");
2548                 ret = -ENOMEM;
2549                 goto err;
2550         }
2551
2552         for (i = 0, j = 0; i < dev_drv->lcdc_win_num; i++) {
2553                 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2554                         if (rk_fb_set_win_buffer(info, &win_data->win_par[i],
2555                                                  &regs->reg_win_data[j])) {
2556                                 ret = -ENOMEM;
2557                                 pr_info("error:%s[%d]\n", __func__, __LINE__);
2558                                 goto err2;
2559                         }
2560                         if (regs->reg_win_data[j].area_num > 0) {
2561                                 regs->win_num++;
2562                                 regs->buf_num +=
2563                                     regs->reg_win_data[j].area_buf_num;
2564                         }
2565                         j++;
2566                 } else {
2567                         pr_info("error:win_id bigger than lcdc_win_num\n");
2568                         pr_info("i=%d,win_id=%d\n", i,
2569                                 win_data->win_par[i].win_id);
2570                 }
2571         }
2572         if (dev_drv->property.feature & SUPPORT_WRITE_BACK)
2573                 rk_fb_set_wb_buffer(info, &win_data->wb_cfg,
2574                                     &regs->reg_wb_data);
2575         if (regs->win_num <= 0)
2576                 goto err_null_frame;
2577
2578         dev_drv->timeline_max++;
2579 #ifdef H_USE_FENCE
2580         win_data->ret_fence_fd = get_unused_fd_flags(0);
2581         if (win_data->ret_fence_fd < 0) {
2582                 pr_err("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2583                 win_data->ret_fence_fd = -1;
2584                 ret = -EFAULT;
2585                 goto err2;
2586         }
2587         for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2588                 if (i < regs->buf_num) {
2589                         sprintf(fence_name, "fence%d", i);
2590                         win_data->rel_fence_fd[i] = get_unused_fd_flags(0);
2591                         if (win_data->rel_fence_fd[i] < 0) {
2592                                 pr_info("rel_fence_fd=%d\n",
2593                                         win_data->rel_fence_fd[i]);
2594                                 ret = -EFAULT;
2595                                 goto err2;
2596                         }
2597                         release_sync_pt[i] =
2598                             sw_sync_pt_create(dev_drv->timeline,
2599                                               dev_drv->timeline_max);
2600                         release_fence[i] =
2601                             sync_fence_create(fence_name, release_sync_pt[i]);
2602                         sync_fence_install(release_fence[i],
2603                                            win_data->rel_fence_fd[i]);
2604                 } else {
2605                         win_data->rel_fence_fd[i] = -1;
2606                 }
2607         }
2608
2609         retire_sync_pt =
2610             sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2611         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2612         sync_fence_install(retire_fence, win_data->ret_fence_fd);
2613 #else
2614         for (i = 0; i < RK_MAX_BUF_NUM; i++)
2615                 win_data->rel_fence_fd[i] = -1;
2616
2617         win_data->ret_fence_fd = -1;
2618 #endif
2619         if (dev_drv->wait_fs == 0) {
2620                 mutex_lock(&dev_drv->update_regs_list_lock);
2621                 list_add_tail(&regs->list, &dev_drv->update_regs_list);
2622                 mutex_unlock(&dev_drv->update_regs_list_lock);
2623                 queue_kthread_work(&dev_drv->update_regs_worker,
2624                                    &dev_drv->update_regs_work);
2625         } else {
2626                 mutex_lock(&dev_drv->update_regs_list_lock);
2627                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2628                                         list_empty(&dev_drv->saved_list);
2629                 mutex_unlock(&dev_drv->update_regs_list_lock);
2630                 if (!list_is_empty) {
2631                         ret = wait_event_timeout(dev_drv->update_regs_wait,
2632                                 list_empty(&dev_drv->update_regs_list) && list_empty(&dev_drv->saved_list),
2633                                 msecs_to_jiffies(60));
2634                         if (ret > 0)
2635                                 rk_fb_update_reg(dev_drv, regs);
2636                         else
2637                                 pr_info("%s: wait update_regs_wait timeout\n", __func__);
2638                 } else if (ret == 0) {
2639                         rk_fb_update_reg(dev_drv, regs);
2640                 }
2641         }
2642         if (rk_fb_debug_lvl > 0)
2643                 rk_fb_config_debug(dev_drv, win_data, regs, rk_fb_debug_lvl);
2644         if (rk_fb_iommu_debug > 0)
2645                 rk_fb_config_backup(dev_drv, win_data, regs);
2646 err:
2647         mutex_unlock(&dev_drv->output_lock);
2648         return ret;
2649 err_null_frame:
2650         for (j = 0; j < RK_MAX_BUF_NUM; j++)
2651                 win_data->rel_fence_fd[j] = -1;
2652         win_data->ret_fence_fd = -1;
2653         pr_info("win num = %d,null frame\n", regs->win_num);
2654 err2:
2655         rk_fb_config_debug(dev_drv, win_data, regs, 0);
2656         kfree(regs);
2657         mutex_unlock(&dev_drv->output_lock);
2658
2659         return ret;
2660 }
2661
2662 #if 1
2663 static int cfgdone_distlist[10] = { 0 };
2664
2665 static int cfgdone_index;
2666 static int cfgdone_lasttime;
2667
2668 int rk_get_real_fps(int before)
2669 {
2670         struct timespec now;
2671         int dist_curr;
2672         int dist_total = 0;
2673         int dist_count = 0;
2674         int dist_first = 0;
2675
2676         int index = cfgdone_index;
2677         int i = 0, fps = 0;
2678         int total;
2679
2680         if (before > 100)
2681                 before = 100;
2682         if (before < 0)
2683                 before = 0;
2684
2685         getnstimeofday(&now);
2686         dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2687                         cfgdone_lasttime;
2688         total = dist_curr;
2689         for (i = 0; i < 10; i++) {
2690                 if (--index < 0)
2691                         index = 9;
2692                 total += cfgdone_distlist[index];
2693                 if (i == 0)
2694                         dist_first = cfgdone_distlist[index];
2695                 if (total < (before * 1000)) {
2696                         dist_total += cfgdone_distlist[index];
2697                         dist_count++;
2698                 } else {
2699                         break;
2700                 }
2701         }
2702
2703         dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2704         dist_total += dist_curr;
2705         dist_count++;
2706
2707         if (dist_total > 0)
2708                 fps = (1000000 * dist_count) / dist_total;
2709         else
2710                 fps = 60;
2711
2712         return fps;
2713 }
2714 EXPORT_SYMBOL(rk_get_real_fps);
2715
2716 #endif
2717 #define ION_MAX 10
2718 static struct ion_handle *ion_hanle[ION_MAX];
2719 static struct ion_handle *ion_hwc[1];
2720 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2721                        unsigned long arg)
2722 {
2723         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2724         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2725         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2726         struct fb_fix_screeninfo *fix = &info->fix;
2727         struct rk_lcdc_win *win;
2728         int enable;     /* enable fb:1 enable;0 disable */
2729         int ovl;        /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2730         int num_buf;    /* buffer_number */
2731         int ret = 0;
2732         struct rk_fb_win_cfg_data win_data;
2733         unsigned int dsp_addr[4][4];
2734         int list_stat;
2735
2736         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2737         void __user *argp = (void __user *)arg;
2738
2739         win = dev_drv->win[win_id];
2740         switch (cmd) {
2741         case RK_FBIOSET_HWC_ADDR:
2742         {
2743                 u32 hwc_phy[1];
2744
2745                 if (copy_from_user(hwc_phy, argp, 4))
2746                         return -EFAULT;
2747                 if (!dev_drv->iommu_enabled) {
2748                         fix->smem_start = hwc_phy[0];
2749                 } else {
2750                         int usr_fd;
2751                         struct ion_handle *hdl;
2752                         ion_phys_addr_t phy_addr;
2753                         size_t len;
2754
2755                         usr_fd = hwc_phy[0];
2756                         if (!usr_fd) {
2757                                 fix->smem_start = 0;
2758                                 fix->mmio_start = 0;
2759                                 dev_drv->ops->open(dev_drv, win_id, 0);
2760                                 break;
2761                         }
2762
2763                         if (ion_hwc[0] != 0) {
2764                                 ion_free(rk_fb->ion_client, ion_hwc[0]);
2765                                 ion_hwc[0] = 0;
2766                         }
2767
2768                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2769                         if (IS_ERR(hdl)) {
2770                                 dev_err(info->dev, "failed to get hwc ion handle:%ld\n",
2771                                         PTR_ERR(hdl));
2772                                 return -EFAULT;
2773                         }
2774
2775                         ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2776                                             (unsigned long *)&phy_addr,
2777                                             (unsigned long *)&len);
2778                         if (ret < 0) {
2779                                 dev_err(info->dev, "ion map to get hwc phy addr failed");
2780                                 ion_free(rk_fb->ion_client, hdl);
2781                                 return -ENOMEM;
2782                         }
2783                         fix->smem_start = phy_addr;
2784                         ion_hwc[0] = hdl;
2785                 }
2786                 break;
2787         }
2788         case RK_FBIOSET_YUV_ADDR:
2789                 {
2790                         u32 yuv_phy[2];
2791
2792                         if (copy_from_user(yuv_phy, argp, 8))
2793                                 return -EFAULT;
2794                         if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2795                                 fix->smem_start = yuv_phy[0];
2796                                 fix->mmio_start = yuv_phy[1];
2797                         } else {
2798                                 int usr_fd, offset, tmp;
2799                                 struct ion_handle *hdl;
2800                                 ion_phys_addr_t phy_addr;
2801                                 size_t len;
2802
2803                                 usr_fd = yuv_phy[0];
2804                                 offset = yuv_phy[1] - yuv_phy[0];
2805                                 if (!usr_fd) {
2806                                         fix->smem_start = 0;
2807                                         fix->mmio_start = 0;
2808                                         break;
2809                                 }
2810
2811                                 if (ion_hanle[ION_MAX - 1] != 0) {
2812                                         /*ion_unmap_kernel(rk_fb->ion_client,
2813                                          *      ion_hanle[ION_MAX - 1]);
2814                                          *ion_unmap_iommu(dev_drv->dev,
2815                                          *      rk_fb->ion_client,
2816                                          *      ion_hanle[ION_MAX - 1]);
2817                                          */
2818                                         ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2819                                         ion_hanle[ION_MAX - 1] = 0;
2820                                 }
2821
2822                                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2823                                 if (IS_ERR(hdl)) {
2824                                         dev_err(info->dev, "failed to get ion handle:%ld\n",
2825                                                 PTR_ERR(hdl));
2826                                         return -EFAULT;
2827                                 }
2828
2829                                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2830                                                     (unsigned long *)&phy_addr,
2831                                                     (unsigned long *)&len);
2832                                 if (ret < 0) {
2833                                         dev_err(info->dev, "ion map to get phy addr failed");
2834                                         ion_free(rk_fb->ion_client, hdl);
2835                                         return -ENOMEM;
2836                                 }
2837                                 fix->smem_start = phy_addr;
2838                                 fix->mmio_start = phy_addr + offset;
2839                                 fix->smem_len = len;
2840                                 /*info->screen_base =
2841                                  *      ion_map_kernel(rk_fb->ion_client, hdl);
2842                                  */
2843                                 ion_hanle[0] = hdl;
2844                                 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2845                                         ion_hanle[tmp] = ion_hanle[tmp - 1];
2846                                 ion_hanle[0] = 0;
2847                         }
2848                         break;
2849                 }
2850         case RK_FBIOSET_ENABLE:
2851                 if (copy_from_user(&enable, argp, sizeof(enable)))
2852                         return -EFAULT;
2853                                 if (enable && fb_par->state)
2854                                         fb_par->state++;
2855                                 else
2856                                         fb_par->state--;
2857                 dev_drv->ops->open(dev_drv, win_id, enable);
2858                 break;
2859         case RK_FBIOGET_ENABLE:
2860                 enable = dev_drv->ops->get_win_state(dev_drv, win_id, 0);
2861                 if (copy_to_user(argp, &enable, sizeof(enable)))
2862                         return -EFAULT;
2863                 break;
2864         case RK_FBIOSET_OVERLAY_STA:
2865                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2866                         return -EFAULT;
2867                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2868                 break;
2869         case RK_FBIOGET_OVERLAY_STA:
2870                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2871                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2872                         return -EFAULT;
2873                 break;
2874         case RK_FBIOPUT_NUM_BUFFERS:
2875                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2876                         return -EFAULT;
2877                 dev_drv->num_buf = num_buf;
2878                 break;
2879         case RK_FBIOSET_VSYNC_ENABLE:
2880                 if (copy_from_user(&enable, argp, sizeof(enable)))
2881                         return -EFAULT;
2882                 dev_drv->vsync_info.active = enable;
2883                 break;
2884
2885         case RK_FBIOGET_DSP_ADDR:
2886                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2887                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2888                         return -EFAULT;
2889                 break;
2890         case RK_FBIOGET_LIST_STA:
2891                 list_stat = rk_fb_get_list_stat(dev_drv);
2892                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2893                         return -EFAULT;
2894
2895                 break;
2896         case RK_FBIOGET_IOMMU_STA:
2897                 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2898                                  sizeof(dev_drv->iommu_enabled)))
2899                         return -EFAULT;
2900                 break;
2901 #if defined(CONFIG_ION_ROCKCHIP)
2902         case RK_FBIOSET_DMABUF_FD:
2903                 {
2904                         int usr_fd;
2905                         struct ion_handle *hdl;
2906                         ion_phys_addr_t phy_addr;
2907                         size_t len;
2908
2909                         if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2910                                 return -EFAULT;
2911
2912                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2913                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2914                         fix->smem_start = phy_addr;
2915                         break;
2916                 }
2917         case RK_FBIOGET_DMABUF_FD:
2918                 {
2919                         int fd = -1;
2920
2921                         if (IS_ERR_OR_NULL(fb_par->ion_hdl)) {
2922                                 dev_err(info->dev,
2923                                         "get dma_buf fd failed,ion handle is err\n");
2924                                 return PTR_ERR(fb_par->ion_hdl);
2925                         }
2926                         fd = ion_share_dma_buf_fd(rk_fb->ion_client,
2927                                                   fb_par->ion_hdl);
2928                         if (fd < 0) {
2929                                 dev_err(info->dev,
2930                                         "ion_share_dma_buf_fd failed\n");
2931                                 return fd;
2932                         }
2933                         if (copy_to_user(argp, &fd, sizeof(fd)))
2934                                 return -EFAULT;
2935                         break;
2936                 }
2937 #endif
2938         case RK_FBIOSET_CLEAR_FB:
2939                 memset(fb_par->fb_virt_base, 0, fb_par->fb_size);
2940                 break;
2941         case RK_FBIOSET_CONFIG_DONE:
2942                 {
2943                         int curr = 0;
2944                         struct timespec now;
2945
2946                         getnstimeofday(&now);
2947                         curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2948                         cfgdone_distlist[cfgdone_index++] =
2949                                 curr - cfgdone_lasttime;
2950                         cfgdone_lasttime = curr;
2951                         if (cfgdone_index >= 10)
2952                                 cfgdone_index = 0;
2953                 }
2954                 if (copy_from_user(&win_data,
2955                                    (struct rk_fb_win_cfg_data __user *)argp,
2956                                    sizeof(win_data))) {
2957                         ret = -EFAULT;
2958                         break;
2959                 };
2960
2961                 dev_drv->wait_fs = win_data.wait_fs;
2962                 ret = rk_fb_set_win_config(info, &win_data);
2963
2964                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2965                                  &win_data, sizeof(win_data))) {
2966                         ret = -EFAULT;
2967                         break;
2968                 }
2969                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2970
2971                 if (dev_drv->uboot_logo)
2972                         dev_drv->uboot_logo = 0;
2973
2974                 break;
2975         default:
2976                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2977                 break;
2978         }
2979
2980         return ret;
2981 }
2982
2983 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2984 {
2985         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2986         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2987         struct fb_fix_screeninfo *fix = &info->fix;
2988         int win_id;
2989 #if defined(CONFIG_RK_HDMI)
2990         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2991 #endif
2992
2993         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2994         if (win_id < 0)
2995                 return -ENODEV;
2996         mutex_lock(&dev_drv->switch_screen);
2997 #if defined(CONFIG_RK_HDMI)
2998         if ((rk_fb->disp_mode == ONE_DUAL) &&
2999             (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
3000                 pr_info("hdmi is connect , not blank lcdc\n");
3001         } else
3002 #endif
3003         {
3004                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
3005         }
3006         mutex_unlock(&dev_drv->switch_screen);
3007         return 0;
3008 }
3009
3010 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
3011 {
3012         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
3013             (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
3014             ((16 != var->bits_per_pixel) &&
3015             (32 != var->bits_per_pixel) &&
3016             (24 != var->bits_per_pixel))) {
3017                 dev_err(info->dev, "%s check var fail 1:\n"
3018                         "xres_vir:%d>>yres_vir:%d\n"
3019                         "xres:%d>>yres:%d\n"
3020                         "bits_per_pixel:%d\n",
3021                         info->fix.id,
3022                         var->xres_virtual,
3023                         var->yres_virtual,
3024                         var->xres, var->yres, var->bits_per_pixel);
3025                 return -EINVAL;
3026         }
3027
3028         if (((var->xoffset + var->xres) > var->xres_virtual) ||
3029             ((var->yoffset + var->yres) > (var->yres_virtual))) {
3030                 dev_err(info->dev, "%s check_var fail 2:\n"
3031                         "xoffset:%d>>xres:%d>>xres_vir:%d\n"
3032                         "yoffset:%d>>yres:%d>>yres_vir:%d\n",
3033                         info->fix.id,
3034                         var->xoffset,
3035                         var->xres,
3036                         var->xres_virtual,
3037                         var->yoffset, var->yres, var->yres_virtual);
3038                 return -EINVAL;
3039         }
3040
3041         return 0;
3042 }
3043
3044 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
3045                           size_t count, loff_t *ppos)
3046 {
3047         unsigned long p = *ppos;
3048         u8 *buffer, *dst;
3049         u8 __iomem *src;
3050         int c, cnt = 0, err = 0;
3051         unsigned long total_size;
3052         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3053         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3054         struct rk_lcdc_win *win = NULL;
3055         int win_id = 0;
3056
3057         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3058         if (win_id < 0)
3059                 return -ENODEV;
3060         else
3061                 win = dev_drv->win[win_id];
3062
3063         /* only read the current frame buffer */
3064         if (win->area[0].format == RGB565) {
3065                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
3066         } else if ((win->area[0].format == YUV420) ||
3067                    (win->area[0].format == YUV420_NV21)) {
3068                 total_size =
3069                     (win->area[0].y_vir_stride * win->area[0].yact * 6);
3070         } else {
3071                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
3072         }
3073         if (p >= total_size)
3074                 return 0;
3075
3076         if (count >= total_size)
3077                 count = total_size;
3078
3079         if (count + p > total_size)
3080                 count = total_size - p;
3081
3082         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
3083         if (!buffer)
3084                 return -ENOMEM;
3085
3086         src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
3087
3088         while (count) {
3089                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
3090                 dst = buffer;
3091                 fb_memcpy_fromfb(dst, src, c);
3092                 dst += c;
3093                 src += c;
3094
3095                 if (copy_to_user(buf, buffer, c)) {
3096                         err = -EFAULT;
3097                         break;
3098                 }
3099                 *ppos += c;
3100                 buf += c;
3101                 cnt += c;
3102                 count -= c;
3103         }
3104
3105         kfree(buffer);
3106
3107         return (err) ? err : cnt;
3108 }
3109
3110 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
3111                            size_t count, loff_t *ppos)
3112 {
3113         unsigned long p = *ppos;
3114         u8 *buffer, *src;
3115         u8 __iomem *dst;
3116         int c, cnt = 0, err = 0;
3117         unsigned long total_size;
3118         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3119         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3120         struct rk_lcdc_win *win = NULL;
3121         int win_id = 0;
3122
3123         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3124         if (win_id < 0)
3125                 return -ENODEV;
3126         else
3127                 win = dev_drv->win[win_id];
3128
3129         /* write the current frame buffer */
3130         if (win->area[0].format == RGB565)
3131                 total_size = win->area[0].xact * win->area[0].yact << 1;
3132         else
3133                 total_size = win->area[0].xact * win->area[0].yact << 2;
3134
3135         if (p > total_size)
3136                 return -EFBIG;
3137
3138         if (count > total_size) {
3139                 err = -EFBIG;
3140                 count = total_size;
3141         }
3142
3143         if (count + p > total_size) {
3144                 if (!err)
3145                         err = -ENOSPC;
3146
3147                 count = total_size - p;
3148         }
3149
3150         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
3151         if (!buffer)
3152                 return -ENOMEM;
3153
3154         dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
3155
3156         while (count) {
3157                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
3158                 src = buffer;
3159
3160                 if (copy_from_user(src, buf, c)) {
3161                         err = -EFAULT;
3162                         break;
3163                 }
3164
3165                 fb_memcpy_tofb(dst, src, c);
3166                 dst += c;
3167                 src += c;
3168                 *ppos += c;
3169                 buf += c;
3170                 cnt += c;
3171                 count -= c;
3172         }
3173
3174         kfree(buffer);
3175
3176         return (cnt) ? cnt : err;
3177 }
3178
3179 static int rk_fb_set_par(struct fb_info *info)
3180 {
3181         struct fb_var_screeninfo *var = &info->var;
3182         struct fb_fix_screeninfo *fix = &info->fix;
3183         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3184         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3185         struct rk_lcdc_win *win = NULL;
3186         struct rk_screen *screen = dev_drv->cur_screen;
3187         int win_id = 0;
3188         u16 xsize = 0, ysize = 0;       /* winx display window height/width --->LCDC_WINx_DSP_INFO */
3189         u32 xoffset = var->xoffset;     /* offset from virtual to visible */
3190         u32 yoffset = var->yoffset;
3191         u16 xpos = (var->nonstd >> 8) & 0xfff;  /*visiable pos in panel */
3192         u16 ypos = (var->nonstd >> 20) & 0xfff;
3193         u32 xvir = var->xres_virtual;
3194         u8 data_format = var->nonstd & 0xff;
3195         u8 fb_data_fmt;
3196         u8 pixel_width = 0;
3197         u32 vir_width_bit;
3198         u32 stride, uv_stride = 0;
3199         u32 stride_32bit_1;
3200         u32 stride_32bit_2;
3201         u16 uv_x_off, uv_y_off, uv_y_act;
3202         u8 is_pic_yuv = 0;
3203         /*var->pixclock = dev_drv->pixclock;*/
3204         if (dev_drv->suspend_flag)
3205                 return 0;
3206         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3207         if (win_id < 0)
3208                 return -ENODEV;
3209         else
3210                 win = dev_drv->win[win_id];
3211
3212         /* if the application has specific the hor and ver display size */
3213         if (var->grayscale >> 8) {
3214                 xsize = (var->grayscale >> 8) & 0xfff;
3215                 ysize = (var->grayscale >> 20) & 0xfff;
3216                 if (xsize > screen->mode.xres)
3217                         xsize = screen->mode.xres;
3218                 if (ysize > screen->mode.yres)
3219                         ysize = screen->mode.yres;
3220         } else {                /*ohterwise  full  screen display */
3221                 xsize = screen->mode.xres;
3222                 ysize = screen->mode.yres;
3223         }
3224
3225         win->colorspace = CSC_FORMAT(data_format);
3226         data_format &= ~CSC_MASK;
3227         fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
3228         if (IS_FBDC_FMT(fb_data_fmt)) {
3229                 win->area[0].fbdc_en = 1;
3230                 win->area[0].fbdc_cor_en = 1;
3231         } else {
3232                 win->area[0].fbdc_en = 0;
3233                 win->area[0].fbdc_cor_en = 0;
3234         }
3235         pixel_width = rk_fb_pixel_width(fb_data_fmt);
3236         vir_width_bit = pixel_width * xvir;
3237         /* pixel_width = byte_num * 8 */
3238         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
3239         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
3240
3241         switch (fb_data_fmt) {
3242         case YUV422:
3243         case YUV422_A:
3244                 is_pic_yuv = 1;
3245                 stride = stride_32bit_1;
3246                 uv_stride = stride_32bit_1;
3247                 uv_x_off = xoffset;
3248                 uv_y_off = yoffset;
3249                 fix->line_length = stride;
3250                 uv_y_act = win->area[0].yact >> 1;
3251                 break;
3252         case YUV420:            /* nv12 */
3253         case YUV420_NV21:       /* nv21 */
3254         case YUV420_A:
3255                 is_pic_yuv = 1;
3256                 stride = stride_32bit_1;
3257                 uv_stride = stride_32bit_1;
3258                 uv_x_off = xoffset;
3259                 uv_y_off = yoffset >> 1;
3260                 fix->line_length = stride;
3261                 uv_y_act = win->area[0].yact >> 1;
3262                 break;
3263         case YUV444:
3264         case YUV444_A:
3265                 is_pic_yuv = 1;
3266                 stride = stride_32bit_1;
3267                 uv_stride = stride_32bit_2;
3268                 uv_x_off = xoffset * 2;
3269                 uv_y_off = yoffset;
3270                 fix->line_length = stride << 2;
3271                 uv_y_act = win->area[0].yact;
3272                 break;
3273         default:
3274                 stride = stride_32bit_1;        /* default rgb */
3275                 fix->line_length = stride;
3276                 break;
3277         }
3278
3279         win->area[0].format = fb_data_fmt;
3280         win->area[0].y_vir_stride = stride >> 2;
3281         win->area[0].uv_vir_stride = uv_stride >> 2;
3282         win->area[0].xpos = xpos;
3283         win->area[0].ypos = ypos;
3284         win->area[0].xsize = xsize;
3285         win->area[0].ysize = ysize;
3286         win->area[0].xact = var->xres;  /* winx active window height,is a wint of vir */
3287         win->area[0].yact = var->yres;
3288         win->area[0].xvir = var->xres_virtual;  /* virtual resolution  stride --->LCDC_WINx_VIR */
3289         win->area[0].yvir = var->yres_virtual;
3290         win->area[0].xoff = xoffset;
3291         win->area[0].yoff = yoffset;
3292         win->ymirror = 0;
3293         win->state = 1;
3294         win->last_state = 1;
3295
3296         win->area_num = 1;
3297         win->alpha_mode = 4;    /* AB_SRC_OVER; */
3298         win->alpha_en = ((win->area[0].format == ARGB888) ||
3299                          (win->area[0].format == FBDC_ARGB_888) ||
3300                          (win->area[0].format == FBDC_ABGR_888) ||
3301                          (win->area[0].format == ABGR888)) ? 1 : 0;
3302         win->g_alpha_val = 0;
3303
3304         dev_drv->ops->set_par(dev_drv, win_id);
3305
3306         return 0;
3307 }
3308
3309 static inline unsigned int chan_to_field(unsigned int chan,
3310                                          struct fb_bitfield *bf)
3311 {
3312         chan &= 0xffff;
3313         chan >>= 16 - bf->length;
3314         return chan << bf->offset;
3315 }
3316
3317 static int fb_setcolreg(unsigned regno,
3318                         unsigned red, unsigned green, unsigned blue,
3319                         unsigned transp, struct fb_info *info)
3320 {
3321         unsigned int val;
3322
3323         switch (info->fix.visual) {
3324         case FB_VISUAL_TRUECOLOR:
3325                 /* true-colour, use pseudo-palette */
3326                 if (regno < 16) {
3327                         u32 *pal = info->pseudo_palette;
3328
3329                         val = chan_to_field(red, &info->var.red);
3330                         val |= chan_to_field(green, &info->var.green);
3331                         val |= chan_to_field(blue, &info->var.blue);
3332                         pal[regno] = val;
3333                 }
3334                 break;
3335         default:
3336                 return -1;      /* unknown type */
3337         }
3338
3339         return 0;
3340 }
3341
3342 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
3343 {
3344         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3345         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3346         struct ion_handle *handle = fb_par->ion_hdl;
3347         struct dma_buf *dma_buf = NULL;
3348
3349         if (IS_ERR_OR_NULL(handle)) {
3350                 dev_err(info->dev, "failed to get ion handle:%ld\n",
3351                         PTR_ERR(handle));
3352                 return -ENOMEM;
3353         }
3354         dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3355         if (IS_ERR_OR_NULL(dma_buf)) {
3356                 pr_info("get ion share dma buf failed\n");
3357                 return -ENOMEM;
3358         }
3359
3360         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
3361
3362         return dma_buf_mmap(dma_buf, vma, 0);
3363 }
3364
3365 static struct fb_ops fb_ops = {
3366         .owner = THIS_MODULE,
3367         .fb_open = rk_fb_open,
3368         .fb_release = rk_fb_close,
3369         .fb_check_var = rk_fb_check_var,
3370         .fb_set_par = rk_fb_set_par,
3371         .fb_blank = rk_fb_blank,
3372         .fb_ioctl = rk_fb_ioctl,
3373         .fb_compat_ioctl = rk_fb_ioctl,
3374         .fb_pan_display = rk_fb_pan_display,
3375         .fb_read = rk_fb_read,
3376         .fb_write = rk_fb_write,
3377         .fb_setcolreg = fb_setcolreg,
3378         .fb_fillrect = cfb_fillrect,
3379         .fb_copyarea = cfb_copyarea,
3380         .fb_imageblit = cfb_imageblit,
3381 };
3382
3383 static struct fb_var_screeninfo def_var = {
3384 #if defined(CONFIG_LOGO_LINUX_BMP)
3385         .red = {16, 8, 0},
3386         .green = {8, 8, 0},
3387         .blue = {0, 8, 0},
3388         .transp = {0, 0, 0},
3389         .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3390 #else
3391         .red = {11, 5, 0},
3392         .green = {5, 6, 0},
3393         .blue = {0, 5, 0},
3394         .transp = {0, 0, 0},
3395         .nonstd = HAL_PIXEL_FORMAT_RGB_565,     /* (ypos<<20+xpos<<8+format) format */
3396 #endif
3397         .grayscale = 0,         /* (ysize<<20+xsize<<8) */
3398         .activate = FB_ACTIVATE_NOW,
3399         .accel_flags = 0,
3400         .vmode = FB_VMODE_NONINTERLACED,
3401 };
3402
3403 static struct fb_fix_screeninfo def_fix = {
3404         .type = FB_TYPE_PACKED_PIXELS,
3405         .type_aux = 0,
3406         .xpanstep = 1,
3407         .ypanstep = 1,
3408         .ywrapstep = 0,
3409         .accel = FB_ACCEL_NONE,
3410         .visual = FB_VISUAL_TRUECOLOR,
3411
3412 };
3413
3414 static int rk_fb_wait_for_vsync_thread(void *data)
3415 {
3416         struct rk_lcdc_driver *dev_drv = data;
3417         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3418         struct fb_info *fbi = rk_fb->fb[dev_drv->fb_index_base];
3419
3420         while (!kthread_should_stop()) {
3421                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
3422                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
3423                                 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
3424                                 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
3425
3426                 if (!ret)
3427                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3428         }
3429
3430         return 0;
3431 }
3432
3433 static ssize_t rk_fb_vsync_show(struct device *dev,
3434                                 struct device_attribute *attr, char *buf)
3435 {
3436         struct fb_info *fbi = dev_get_drvdata(dev);
3437         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3438         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3439
3440         return scnprintf(buf, PAGE_SIZE, "%llu\n",
3441                          ktime_to_ns(dev_drv->vsync_info.timestamp));
3442 }
3443
3444 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3445
3446 /*
3447  * this two function is for other module that in the kernel which
3448  * need show image directly through fb
3449  * fb_id:we have 4 fb here,default we use fb0 for ui display
3450  */
3451 struct fb_info *rk_get_fb(int fb_id)
3452 {
3453         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3454         struct fb_info *fb = inf->fb[fb_id];
3455         return fb;
3456 }
3457 EXPORT_SYMBOL(rk_get_fb);
3458
3459 void rk_direct_fb_show(struct fb_info *fbi)
3460 {
3461         rk_fb_set_par(fbi);
3462         rk_fb_pan_display(&fbi->var, fbi);
3463 }
3464 EXPORT_SYMBOL(rk_direct_fb_show);
3465
3466 int rk_fb_dpi_open(bool open)
3467 {
3468         struct rk_lcdc_driver *dev_drv = NULL;
3469
3470         dev_drv = rk_get_prmry_lcdc_drv();
3471         if (dev_drv->ops->dpi_open)
3472                 dev_drv->ops->dpi_open(dev_drv, open);
3473         return 0;
3474 }
3475
3476 int rk_fb_dpi_win_sel(int win_id)
3477 {
3478         struct rk_lcdc_driver *dev_drv = NULL;
3479
3480         dev_drv = rk_get_prmry_lcdc_drv();
3481         if (dev_drv->ops->dpi_win_sel)
3482                 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3483         return 0;
3484 }
3485
3486 int rk_fb_dpi_status(void)
3487 {
3488         int ret = 0;
3489         struct rk_lcdc_driver *dev_drv = NULL;
3490
3491         dev_drv = rk_get_prmry_lcdc_drv();
3492         if (dev_drv->ops->dpi_status)
3493                 ret = dev_drv->ops->dpi_status(dev_drv);
3494
3495         return ret;
3496 }
3497
3498 /*
3499  * function: this function will be called by display device, enable/disable lcdc
3500  * @screen: screen timing to be set to lcdc
3501  * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3502  * @lcdc_id: the lcdc id the display device attached ,0 or 1
3503  */
3504 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3505 {
3506         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
3507         struct fb_info *info = NULL;
3508         struct rk_fb_par *fb_par = NULL;
3509         struct rk_lcdc_driver *dev_drv = NULL;
3510         struct rk_lcdc_win *win;
3511         char name[6] = {0};
3512         int i, win_id;
3513         static bool load_screen;
3514         char *envp[4];
3515         char envplcdc[32];
3516         char envpfbdev[32];
3517         int ret, list_is_empty = 0;
3518
3519         if (unlikely(!rk_fb) || unlikely(!screen))
3520                 return -ENODEV;
3521
3522         /* get lcdc driver */
3523         sprintf(name, "lcdc%d", lcdc_id);
3524         dev_drv = rk_get_lcdc_drv(name);
3525
3526         if (dev_drv == NULL) {
3527                 pr_err("%s driver not found!", name);
3528                 return -ENODEV;
3529         }
3530         if (screen->type == SCREEN_HDMI)
3531                 pr_info("hdmi %s lcdc%d\n",
3532                         enable ? "connect to" : "remove from",
3533                         dev_drv->id);
3534         else if (screen->type == SCREEN_TVOUT ||
3535                  screen->type == SCREEN_TVOUT_TEST)
3536                 pr_info("cvbs %s lcdc%d\n",
3537                         enable ? "connect to" : "remove from",
3538                         dev_drv->id);
3539         if (enable == 2 /*&& dev_drv->enable*/)
3540                 return 0;
3541         pr_info("switch:en=%d,lcdc_id=%d,screen type=%d,cur type=%d\n",
3542                 enable, lcdc_id, screen->type, dev_drv->cur_screen->type);
3543
3544         mutex_lock(&dev_drv->switch_screen);
3545         hdmi_switch_state = 0;
3546         dev_drv->hdmi_switch = 1;
3547         if (!dev_drv->uboot_logo) {
3548                 mdelay(200);
3549                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
3550                                            list_empty(&dev_drv->saved_list);
3551                 if (!list_is_empty) {
3552                         ret = wait_event_timeout(dev_drv->update_regs_wait,
3553                                                  list_empty(&dev_drv->update_regs_list) &&
3554                                                  list_empty(&dev_drv->saved_list),
3555                                                  msecs_to_jiffies(60));
3556                         if (ret <= 0)
3557                                 pr_info("%s: wait update_regs_wait timeout\n",
3558                                         __func__);
3559                 }
3560         }
3561
3562         envp[0] = "switch vop screen";
3563         memset(envplcdc, 0, sizeof(envplcdc));
3564         memset(envpfbdev, 0, sizeof(envpfbdev));
3565         sprintf(envplcdc, "SCREEN=%d,ENABLE=%d,VOPID=%d", screen->type, enable, dev_drv->id);
3566         sprintf(envpfbdev, "FBDEV=%d", dev_drv->fb_index_base);
3567         envp[1] = envplcdc;
3568         envp[2] = envpfbdev;
3569         envp[3] = NULL;
3570
3571         if ((rk_fb->disp_mode == ONE_DUAL) ||
3572             (rk_fb->disp_mode == NO_DUAL)) {
3573                 if ((dev_drv->ops->backlight_close) &&
3574                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX))
3575                         dev_drv->ops->backlight_close(dev_drv, 1);
3576                 if (!dev_drv->uboot_logo || load_screen ||
3577                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX)) {
3578                         if (dev_drv->ops->dsp_black)
3579                                 dev_drv->ops->dsp_black(dev_drv, 0);
3580                 }
3581                 if ((dev_drv->ops->set_screen_scaler) &&
3582                     (rk_fb->disp_mode == ONE_DUAL))
3583                         dev_drv->ops->set_screen_scaler(dev_drv,
3584                                                         dev_drv->screen0, 0);
3585         }
3586         if (!enable) {
3587                 /* if screen type is different, we do not disable lcdc. */
3588                 if (dev_drv->cur_screen->type != screen->type) {
3589                         dev_drv->hdmi_switch = 0;
3590                         mutex_unlock(&dev_drv->switch_screen);
3591                         return 0;
3592                 }
3593
3594                 /* if used one lcdc to dual disp, no need to close win */
3595                 if ((rk_fb->disp_mode == ONE_DUAL) ||
3596                     ((rk_fb->disp_mode == NO_DUAL) &&
3597                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX))) {
3598                         dev_drv->cur_screen = dev_drv->screen0;
3599                         dev_drv->ops->load_screen(dev_drv, 1);
3600                         /* force modify dsp size */
3601                         info = rk_fb->fb[dev_drv->fb_index_base];
3602                         info->var.grayscale &= 0xff;
3603                         info->var.grayscale |=
3604                                 (dev_drv->cur_screen->mode.xres << 8) +
3605                                 (dev_drv->cur_screen->mode.yres << 20);
3606                         mutex_lock(&dev_drv->win_config);
3607                         info->var.xoffset = 0;
3608                         info->var.yoffset = 0;
3609                         info->fbops->fb_set_par(info);
3610                         info->fbops->fb_pan_display(&info->var, info);
3611                         mutex_unlock(&dev_drv->win_config);
3612
3613                         /*
3614                          * if currently is loader display, black until new
3615                          * display job.
3616                          */
3617                         if (dev_drv->uboot_logo) {
3618                                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3619                                         if (dev_drv->win[i] && dev_drv->win[i]->state &&
3620                                             dev_drv->ops->win_direct_en)
3621                                                 dev_drv->ops->win_direct_en(dev_drv, i, 0);
3622                                 }
3623                         }
3624
3625                         /*if (dev_drv->ops->dsp_black)
3626                          *      dev_drv->ops->dsp_black(dev_drv, 0);
3627                          */
3628                         if ((dev_drv->ops->backlight_close) &&
3629                             (rk_fb->disp_policy != DISPLAY_POLICY_BOX))
3630                                 dev_drv->ops->backlight_close(dev_drv, 0);
3631                 } else if (rk_fb->num_lcdc > 1) {
3632                         /* If there is more than one lcdc device, we disable
3633                          *  the layer which attached to this device
3634                          */
3635                         flush_kthread_worker(&dev_drv->update_regs_worker);
3636                         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3637                                 if (dev_drv->win[i] && dev_drv->win[i]->state)
3638                                         dev_drv->ops->open(dev_drv, i, 0);
3639                         }
3640                 }
3641                 kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3642
3643                 hdmi_switch_state = 0;
3644                 dev_drv->hdmi_switch = 0;
3645                 mutex_unlock(&dev_drv->switch_screen);
3646                 return 0;
3647         } else {
3648                 if (dev_drv->uboot_logo) {
3649                         if (dev_drv->cur_screen->mode.xres !=
3650                                 screen->mode.xres ||
3651                             dev_drv->cur_screen->mode.yres !=
3652                                 screen->mode.yres)
3653                                 load_screen = 1;
3654                 }
3655                 if (dev_drv->screen1)
3656                         dev_drv->cur_screen = dev_drv->screen1;
3657
3658                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3659                 dev_drv->cur_screen->xsize = dev_drv->cur_screen->mode.xres;
3660                 dev_drv->cur_screen->ysize = dev_drv->cur_screen->mode.yres;
3661                 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3662                 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3663         }
3664
3665         if (load_screen || (rk_fb->disp_policy != DISPLAY_POLICY_BOX)) {
3666                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3667                         if (dev_drv->win[i] && dev_drv->win[i]->state &&
3668                                 dev_drv->ops->win_direct_en)
3669                                 dev_drv->ops->win_direct_en(dev_drv, i, 0);
3670                 }
3671         }
3672
3673         if (!dev_drv->uboot_logo || load_screen ||
3674             (rk_fb->disp_policy != DISPLAY_POLICY_BOX)) {
3675                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3676                         info = rk_fb->fb[dev_drv->fb_index_base + i];
3677                         fb_par = (struct rk_fb_par *)info->par;
3678                         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3679                         win = dev_drv->win[win_id];
3680                         if (win && fb_par->state) {
3681                                 dev_drv->ops->load_screen(dev_drv, 1);
3682
3683                                 info->var.activate |= FB_ACTIVATE_FORCE;
3684                                 if (rk_fb->disp_mode == ONE_DUAL) {
3685                                         info->var.grayscale &= 0xff;
3686                                         info->var.grayscale |=
3687                                                 (dev_drv->cur_screen->xsize << 8) +
3688                                                 (dev_drv->cur_screen->ysize << 20);
3689                                 }
3690                                 if (dev_drv->uboot_logo && win->state) {
3691                                         if (win->area[0].xpos ||
3692                                             win->area[0].ypos) {
3693                                                 win->area[0].xpos =
3694                                                         (screen->mode.xres -
3695                                                          win->area[0].xsize) / 2;
3696                                                 win->area[0].ypos =
3697                                                         (screen->mode.yres -
3698                                                          win->area[0].ysize) / 2;
3699                                         } else {
3700                                                 win->area[0].xsize =
3701                                                         screen->mode.xres;
3702                                                 win->area[0].ysize =
3703                                                         screen->mode.yres;
3704                                         }
3705                                         dev_drv->ops->set_par(dev_drv, i);
3706                                         dev_drv->ops->cfg_done(dev_drv);
3707                                 } else if (!dev_drv->win[win_id]->state) {
3708                                         dev_drv->ops->open(dev_drv, win_id, 1);
3709                                         /* dev_drv->suspend_flag = 0; */
3710                                         /* mutex_lock(&dev_drv->win_config);
3711                                          * info->var.xoffset = 0;
3712                                          * info->var.yoffset = 0;
3713                                          * info->fbops->fb_set_par(info);
3714                                          * info->fbops->fb_pan_display(&info->var,
3715                                          *                          info);
3716                                          * mutex_unlock(&dev_drv->win_config);
3717                                          */
3718                                 }
3719                         }
3720                 }
3721         } else {
3722                 dev_drv->ops->load_screen(dev_drv, 0);
3723         }
3724         kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3725
3726         hdmi_switch_state = 1;
3727         load_screen = true;
3728         dev_drv->hdmi_switch = 0;
3729         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3730                 if ((dev_drv->ops->set_screen_scaler) &&
3731                     (rk_fb->disp_mode == ONE_DUAL))
3732                         dev_drv->ops->set_screen_scaler(dev_drv,
3733                                                         dev_drv->screen0, 1);
3734                 /*if (dev_drv->ops->dsp_black)
3735                  *      dev_drv->ops->dsp_black(dev_drv, 0);*/
3736                 if ((dev_drv->ops->backlight_close) &&
3737                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3738                     (rk_fb->disp_mode == ONE_DUAL))
3739                         dev_drv->ops->backlight_close(dev_drv, 0);
3740         }
3741         mutex_unlock(&dev_drv->switch_screen);
3742         return 0;
3743 }
3744
3745 /*
3746  * function:this function current only called by hdmi for
3747  *      scale the display
3748  * scale_x: scale rate of x resolution
3749  * scale_y: scale rate of y resolution
3750  * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3751  */
3752 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3753 {
3754         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3755         struct fb_info *info = NULL;
3756         struct fb_info *pmy_info = NULL;
3757         struct fb_var_screeninfo *var = NULL;
3758         struct rk_lcdc_driver *dev_drv = NULL;
3759         u16 screen_x, screen_y;
3760         u16 xpos, ypos;
3761         char name[6];
3762         struct rk_screen primary_screen;
3763
3764         rk_fb_get_prmry_screen(&primary_screen);
3765         if (primary_screen.type == SCREEN_HDMI)
3766                 return 0;
3767
3768         pr_err("should not be here--%s\n", __func__);
3769
3770         return 0;
3771         sprintf(name, "lcdc%d", lcdc_id);
3772
3773         if (inf->disp_mode == DUAL) {
3774                 dev_drv = rk_get_lcdc_drv(name);
3775                 if (!dev_drv) {
3776                         pr_err("%s driver not found!", name);
3777                         return -ENODEV;
3778                 }
3779         } else {
3780                 dev_drv = inf->lcdc_dev_drv[0];
3781         }
3782
3783         if (inf->num_lcdc == 1) {
3784                 info = inf->fb[0];
3785         } else if (inf->num_lcdc == 2) {
3786                 info = inf->fb[dev_drv->lcdc_win_num];
3787                 pmy_info = inf->fb[0];
3788         }
3789
3790         var = &info->var;
3791         screen_x = dev_drv->cur_screen->mode.xres;
3792         screen_y = dev_drv->cur_screen->mode.yres;
3793
3794         if (inf->disp_mode != DUAL && dev_drv->screen1) {
3795                 dev_drv->cur_screen->xpos =
3796                     (screen_x - screen_x * scale_x / 100) >> 1;
3797                 dev_drv->cur_screen->ypos =
3798                     (screen_y - screen_y * scale_y / 100) >> 1;
3799                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3800                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3801         } else {
3802                 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3803                 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3804                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3805                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3806                 if (inf->disp_mode == ONE_DUAL) {
3807                         var->nonstd &= 0xff;
3808                         var->nonstd |= (xpos << 8) + (ypos << 20);
3809                         var->grayscale &= 0xff;
3810                         var->grayscale |=
3811                                 (dev_drv->cur_screen->xsize << 8) +
3812                                 (dev_drv->cur_screen->ysize << 20);
3813                 }
3814         }
3815
3816         mutex_lock(&dev_drv->win_config);
3817         info->fbops->fb_set_par(info);
3818         dev_drv->ops->cfg_done(dev_drv);
3819         mutex_unlock(&dev_drv->win_config);
3820
3821         return 0;
3822 }
3823
3824 #if defined(CONFIG_ION_ROCKCHIP)
3825 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3826                                      struct rk_lcdc_win *win,
3827                                      unsigned long fb_mem_size)
3828 {
3829         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3830         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3831         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3832         struct ion_handle *handle;
3833         ion_phys_addr_t phy_addr;
3834         size_t len;
3835         int ret = 0;
3836
3837         if (dev_drv->iommu_enabled)
3838                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0,
3839                                    ION_HEAP_SYSTEM_MASK, 0);
3840         else
3841                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0,
3842                                    ION_HEAP_TYPE_DMA_MASK, 0);
3843
3844         if (IS_ERR(handle)) {
3845                 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3846                         PTR_ERR(handle));
3847                 return -ENOMEM;
3848         }
3849
3850         fb_par->ion_hdl = handle;
3851         win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3852         if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3853                 pr_info("ion_share_dma_buf() failed\n");
3854                 goto err_share_dma_buf;
3855         }
3856         win->area[0].ion_hdl = handle;
3857         if (dev_drv->prop == PRMRY)
3858                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3859         if (dev_drv->iommu_enabled && dev_drv->mmu_dev)
3860                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3861                                     (unsigned long *)&phy_addr,
3862                                     (unsigned long *)&len);
3863         else
3864                 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3865         if (ret < 0) {
3866                 dev_err(fbi->dev, "ion map to get phy addr failed\n");
3867                 goto err_share_dma_buf;
3868         }
3869         fbi->fix.smem_start = phy_addr;
3870         fbi->fix.smem_len = len;
3871         pr_info("alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3872         return 0;
3873
3874 err_share_dma_buf:
3875         ion_free(rk_fb->ion_client, handle);
3876         return -ENOMEM;
3877 }
3878 #endif
3879
3880 static int rk_fb_alloc_buffer(struct fb_info *fbi)
3881 {
3882         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3883         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3884         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3885         struct rk_lcdc_win *win = NULL;
3886         int win_id;
3887         int ret = 0;
3888         unsigned long fb_mem_size;
3889 #if !defined(CONFIG_ION_ROCKCHIP)
3890         dma_addr_t fb_mem_phys;
3891         void *fb_mem_virt;
3892 #endif
3893         ion_phys_addr_t phy_addr;
3894         size_t len;
3895
3896         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3897         if (win_id < 0)
3898                 return -ENODEV;
3899         else
3900                 win = dev_drv->win[win_id];
3901
3902         if (!strcmp(fbi->fix.id, "fb0")) {
3903                 fb_mem_size = get_fb_size(dev_drv->reserved_fb);
3904 #if defined(CONFIG_ION_ROCKCHIP)
3905                 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3906                         return -ENOMEM;
3907 #else
3908                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3909                                                      &fb_mem_phys, GFP_KERNEL);
3910                 if (!fb_mem_virt) {
3911                         pr_err("%s: Failed to allocate framebuffer\n",
3912                                __func__);
3913                         return -ENOMEM;
3914                 }
3915                 fbi->fix.smem_len = fb_mem_size;
3916                 fbi->fix.smem_start = fb_mem_phys;
3917                 fbi->screen_base = fb_mem_virt;
3918 #endif
3919                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3920         } else {
3921                 if (dev_drv->prop == EXTEND && dev_drv->iommu_enabled) {
3922                         struct rk_lcdc_driver *dev_drv_prmry;
3923                         int win_id_prmry;
3924
3925                         fb_mem_size = get_fb_size(dev_drv->reserved_fb);
3926 #if defined(CONFIG_ION_ROCKCHIP)
3927                         dev_drv_prmry = rk_get_prmry_lcdc_drv();
3928                         if (dev_drv_prmry == NULL)
3929                                 return -ENODEV;
3930                         win_id_prmry =
3931                                 dev_drv_prmry->ops->fb_get_win_id(dev_drv_prmry,
3932                                                                  fbi->fix.id);
3933                         if (win_id_prmry < 0)
3934                                 return -ENODEV;
3935                         else
3936                                 fb_par->ion_hdl =
3937                                 dev_drv_prmry->win[win_id_prmry]->area[0].ion_hdl;
3938                                 fbi->screen_base =
3939                                         ion_map_kernel(rk_fb->ion_client,
3940                                                        fb_par->ion_hdl);
3941                                 dev_drv->win[win_id]->area[0].ion_hdl =
3942                                         fb_par->ion_hdl;
3943                                 if (dev_drv->iommu_enabled && dev_drv->mmu_dev)
3944                                         ret = ion_map_iommu(dev_drv->dev,
3945                                                             rk_fb->ion_client,
3946                                                             fb_par->ion_hdl,
3947                                                             (unsigned long *)&phy_addr,
3948                                                             (unsigned long *)&len);
3949                                 else
3950                                         ret = ion_phys(rk_fb->ion_client,
3951                                                        fb_par->ion_hdl,
3952                                                        &phy_addr, &len);
3953                                 if (ret < 0) {
3954                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
3955                                         return -ENOMEM;
3956                                 }
3957                                 fbi->fix.smem_start = phy_addr;
3958                                 fbi->fix.smem_len = len;
3959 #else
3960                         fb_mem_virt = dma_alloc_writecombine(fbi->dev,
3961                                                              fb_mem_size,
3962                                                              &fb_mem_phys,
3963                                                              GFP_KERNEL);
3964                         if (!fb_mem_virt) {
3965                                 pr_err("%s: Failed to allocate framebuffer\n",
3966                                        __func__);
3967                                 return -ENOMEM;
3968                         }
3969                         fbi->fix.smem_len = fb_mem_size;
3970                         fbi->fix.smem_start = fb_mem_phys;
3971                         fbi->screen_base = fb_mem_virt;
3972 #endif
3973                 } else {
3974                         fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3975                         fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3976                         fbi->screen_base = rk_fb->fb[0]->screen_base;
3977                 }
3978         }
3979
3980         fbi->screen_size = fbi->fix.smem_len;
3981         fb_par->fb_phy_base = fbi->fix.smem_start;
3982         fb_par->fb_virt_base = fbi->screen_base;
3983         fb_par->fb_size = fbi->fix.smem_len;
3984
3985         pr_info("%s:phy:%lx>>vir:%p>>len:0x%x\n", fbi->fix.id,
3986                 fbi->fix.smem_start, fbi->screen_base,
3987                 fbi->fix.smem_len);
3988         return ret;
3989 }
3990
3991 #if 0
3992 static int rk_release_fb_buffer(struct fb_info *fbi)
3993 {
3994         /* buffer for fb1 and fb3 are alloc by android */
3995         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3996                 return 0;
3997         iounmap(fbi->screen_base);
3998         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3999         return 0;
4000 }
4001 #endif
4002
4003 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
4004                          struct rk_lcdc_win *def_win)
4005 {
4006         int i;
4007         int lcdc_win_num = dev_drv->lcdc_win_num;
4008
4009         for (i = 0; i < lcdc_win_num; i++) {
4010                 struct rk_lcdc_win *win = NULL;
4011
4012                 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
4013                 if (!win) {
4014                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
4015                         return -ENOMEM;
4016                 }
4017
4018                 strcpy(win->name, def_win[i].name);
4019                 win->id = def_win[i].id;
4020                 win->support_3d = def_win[i].support_3d;
4021                 win->property.feature = def_win[i].property.feature;
4022                 win->property.max_input_x = def_win[i].property.max_input_x;
4023                 win->property.max_input_y = def_win[i].property.max_input_y;
4024                 dev_drv->win[i] = win;
4025         }
4026
4027         return 0;
4028 }
4029
4030 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
4031                                    struct rk_lcdc_win *def_win, int index)
4032 {
4033         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
4034         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
4035                                                 sizeof(struct rk_screen),
4036                                                 GFP_KERNEL);
4037         int i = 0;
4038
4039         if (!screen) {
4040                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
4041                         dev_drv->id);
4042                 return -ENOMEM;
4043         }
4044
4045         screen->screen_id = 0;
4046         screen->lcdc_id = dev_drv->id;
4047         screen->overscan.left = 100;
4048         screen->overscan.top = 100;
4049         screen->overscan.right = 100;
4050         screen->overscan.bottom = 100;
4051
4052         screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
4053         screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
4054
4055         dev_drv->screen0 = screen;
4056         dev_drv->cur_screen = screen;
4057         /* devie use one lcdc + rk61x scaler for dual display */
4058         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
4059                 struct rk_screen *screen1 =
4060                                 devm_kzalloc(dev_drv->dev,
4061                                              sizeof(struct rk_screen),
4062                                              GFP_KERNEL);
4063                 if (!screen1) {
4064                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
4065                                 dev_drv->id);
4066                         return -ENOMEM;
4067                 }
4068                 screen1->screen_id = 1;
4069                 screen1->lcdc_id = 1;
4070                 dev_drv->screen1 = screen1;
4071         }
4072         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
4073         init_lcdc_win(dev_drv, def_win);
4074         init_completion(&dev_drv->frame_done);
4075         spin_lock_init(&dev_drv->cpl_lock);
4076         mutex_init(&dev_drv->fb_win_id_mutex);
4077         mutex_init(&dev_drv->win_config);
4078         mutex_init(&dev_drv->front_lock);
4079         mutex_init(&dev_drv->switch_screen);
4080         dev_drv->ops->fb_win_remap(dev_drv, dev_drv->fb_win_map);
4081         dev_drv->first_frame = 1;
4082         dev_drv->overscan.left = 100;
4083         dev_drv->overscan.top = 100;
4084         dev_drv->overscan.right = 100;
4085         dev_drv->overscan.bottom = 100;
4086         for (i = 0; i < RK30_MAX_LAYER_SUPPORT; i++)
4087                 dev_drv->area_support[i] = 1;
4088         if (dev_drv->ops->area_support_num)
4089                 dev_drv->ops->area_support_num(dev_drv, dev_drv->area_support);
4090         rk_disp_pwr_ctr_parse_dt(dev_drv);
4091         if (dev_drv->prop == PRMRY) {
4092                 rk_fb_set_prmry_screen(screen);
4093                 rk_fb_get_prmry_screen(screen);
4094         }
4095         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
4096         if (dev_drv->prop != PRMRY)
4097                 rk_fb_get_extern_screen(screen);
4098         dev_drv->output_color = screen->color_mode;
4099
4100         return 0;
4101 }
4102
4103 #ifdef CONFIG_LOGO_LINUX_BMP
4104 static struct linux_logo *bmp_logo;
4105 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
4106 {
4107         bmp_logo = fb_find_logo(24);
4108         if (bmp_logo == NULL) {
4109                 pr_info("%s error\n", __func__);
4110                 return 0;
4111         }
4112         return 1;
4113 }
4114
4115 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
4116 {
4117         unsigned char *src = bmp_logo->data;
4118         unsigned char *dst = info->screen_base;
4119         int i;
4120         unsigned int needwidth = (*(src - 24) << 8) | (*(src - 23));
4121         unsigned int needheight = (*(src - 22) << 8) | (*(src - 21));
4122
4123         for (i = 0; i < needheight; i++)
4124                 memcpy(dst + info->var.xres * i * 4,
4125                        src + bmp_logo->width * i * 4, needwidth * 4);
4126 }
4127 #endif
4128
4129 /*
4130  * check if the primary lcdc has registered,
4131  * the primary lcdc mas register first
4132  */
4133 bool is_prmry_rk_lcdc_registered(void)
4134 {
4135         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
4136
4137         if (rk_fb->lcdc_dev_drv[0])
4138                 return true;
4139         else
4140                 return false;
4141 }
4142
4143 phys_addr_t uboot_logo_base;
4144 phys_addr_t uboot_logo_size;
4145 phys_addr_t uboot_logo_offset;
4146
4147 static int __init rockchip_uboot_mem_late_init(void)
4148 {
4149         int err;
4150
4151         if (uboot_logo_size) {
4152                 void *start = phys_to_virt(uboot_logo_base);
4153                 void *end = phys_to_virt(uboot_logo_base + uboot_logo_size);
4154
4155                 err = memblock_free(uboot_logo_base, uboot_logo_size);
4156                 if (err < 0)
4157                         pr_err("%s: freeing memblock failed: %d\n",
4158                                __func__, err);
4159                 free_reserved_area(start, end, -1, "logo");
4160         }
4161         return 0;
4162 }
4163
4164 late_initcall(rockchip_uboot_mem_late_init);
4165
4166 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
4167                    struct rk_lcdc_win *win, int id)
4168 {
4169         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
4170         struct fb_info *fbi;
4171         struct rk_fb_par *fb_par = NULL;
4172         int i = 0, ret = 0, index = 0;
4173         unsigned long flags;
4174         char time_line_name[16];
4175
4176         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
4177                 return -ENXIO;
4178
4179         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
4180                 if (!rk_fb->lcdc_dev_drv[i]) {
4181                         rk_fb->lcdc_dev_drv[i] = dev_drv;
4182                         rk_fb->lcdc_dev_drv[i]->id = id;
4183                         rk_fb->num_lcdc++;
4184                         break;
4185                 }
4186         }
4187
4188         index = i;
4189         init_lcdc_device_driver(rk_fb, win, index);
4190         dev_drv->fb_index_base = rk_fb->num_fb;
4191         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
4192                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
4193                 if (!fbi) {
4194                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
4195                         ret = -ENOMEM;
4196                 }
4197                 fb_par = devm_kzalloc(&fb_pdev->dev, sizeof(struct rk_fb_par),
4198                                       GFP_KERNEL);
4199                 if (!fb_par) {
4200                         dev_err(&fb_pdev->dev, "malloc fb_par for fb%d fail!",
4201                                 rk_fb->num_fb);
4202                         return -ENOMEM;
4203                 }
4204                 fb_par->id = rk_fb->num_fb;
4205                 fb_par->lcdc_drv = dev_drv;
4206                 fbi->par = (void *)fb_par;
4207                 fbi->var = def_var;
4208                 fbi->fix = def_fix;
4209                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
4210                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
4211                 fbi->var.width = dev_drv->cur_screen->width;
4212                 fbi->var.height = dev_drv->cur_screen->height;
4213                 fbi->var.grayscale |=
4214                     (fbi->var.xres << 8) + (fbi->var.yres << 20);
4215 #if defined(CONFIG_LOGO_LINUX_BMP)
4216                 fbi->var.bits_per_pixel = 32;
4217 #else
4218                 fbi->var.bits_per_pixel = 16;
4219 #endif
4220                 fbi->fix.line_length =
4221                     (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
4222                 fbi->var.width = dev_drv->cur_screen->width;
4223                 fbi->var.height = dev_drv->cur_screen->height;
4224                 if (dev_drv->iommu_enabled)
4225                         fb_ops.fb_mmap = rk_fb_mmap;
4226                 fbi->fbops = &fb_ops;
4227                 fbi->flags = FBINFO_FLAG_DEFAULT;
4228                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
4229                 ret = register_framebuffer(fbi);
4230                 if (ret < 0) {
4231                         dev_err(&fb_pdev->dev,
4232                                 "%s fb%d register_framebuffer fail!\n",
4233                                 __func__, rk_fb->num_fb);
4234                         return ret;
4235                 }
4236                 rkfb_create_sysfs(fbi);
4237                 rk_fb->fb[rk_fb->num_fb] = fbi;
4238                 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
4239                          fbi->fix.id);
4240                 rk_fb->num_fb++;
4241
4242                 if (i == 0) {
4243                         init_waitqueue_head(&dev_drv->vsync_info.wait);
4244                         init_waitqueue_head(&dev_drv->update_regs_wait);
4245                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
4246                         if (ret)
4247                                 dev_err(fbi->dev,
4248                                         "failed to create vsync file\n");
4249                         dev_drv->vsync_info.thread =
4250                             kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
4251                                         "fb-vsync");
4252                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
4253                                 dev_err(fbi->dev,
4254                                         "failed to run vsync thread\n");
4255                                 dev_drv->vsync_info.thread = NULL;
4256                         }
4257                         dev_drv->vsync_info.active = 1;
4258
4259                         mutex_init(&dev_drv->output_lock);
4260
4261                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
4262                         INIT_LIST_HEAD(&dev_drv->saved_list);
4263                         mutex_init(&dev_drv->update_regs_list_lock);
4264                         init_kthread_worker(&dev_drv->update_regs_worker);
4265
4266                         dev_drv->update_regs_thread =
4267                             kthread_run(kthread_worker_fn,
4268                                         &dev_drv->update_regs_worker, "rk-fb");
4269                         if (IS_ERR(dev_drv->update_regs_thread)) {
4270                                 int err = PTR_ERR(dev_drv->update_regs_thread);
4271
4272                                 dev_drv->update_regs_thread = NULL;
4273                                 pr_info("failed to run update_regs thread\n");
4274                                 return err;
4275                         }
4276                         init_kthread_work(&dev_drv->update_regs_work,
4277                                           rk_fb_update_regs_handler);
4278
4279                         snprintf(time_line_name, sizeof(time_line_name),
4280                                  "vop%d-timeline", id);
4281                         dev_drv->timeline =
4282                             sw_sync_timeline_create(time_line_name);
4283                         dev_drv->timeline_max = 1;
4284                 }
4285         }
4286
4287         /* show logo for primary display device */
4288 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE)
4289         if (dev_drv->prop == PRMRY) {
4290                 u16 xact, yact;
4291                 int format;
4292                 u32 dsp_addr;
4293                 struct fb_info *main_fbi = rk_fb->fb[0];
4294
4295                 main_fbi->fbops->fb_open(main_fbi, 1);
4296                 main_fbi->var.pixclock = dev_drv->pixclock;
4297                 if (dev_drv->iommu_enabled) {
4298                         if (dev_drv->mmu_dev)
4299                                 rockchip_iovmm_set_fault_handler(dev_drv->dev,
4300                                                 rk_fb_sysmmu_fault_handler);
4301                 }
4302
4303                 rk_fb_alloc_buffer(main_fbi);   /* only alloc memory for main fb */
4304                 dev_drv->uboot_logo = support_uboot_display();
4305
4306                 if (dev_drv->uboot_logo &&
4307                     uboot_logo_offset && uboot_logo_base) {
4308                         int width, height, bits, xvir;
4309                         phys_addr_t start = uboot_logo_base + uboot_logo_offset;
4310                         unsigned int size = uboot_logo_size - uboot_logo_offset;
4311                         unsigned int nr_pages;
4312                         int ymirror = 0;
4313                         struct page **pages;
4314                         char *vaddr;
4315                         int i = 0;
4316
4317                         if (dev_drv->ops->get_dspbuf_info)
4318                                 dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
4319                                         &yact, &format, &dsp_addr, &ymirror);
4320                         nr_pages = size >> PAGE_SHIFT;
4321                         pages = kzalloc(sizeof(struct page) * nr_pages,
4322                                         GFP_KERNEL);
4323                         while (i < nr_pages) {
4324                                 pages[i] = phys_to_page(start);
4325                                 start += PAGE_SIZE;
4326                                 i++;
4327                         }
4328                         vaddr = vmap(pages, nr_pages, VM_MAP, PAGE_KERNEL);
4329                         if (!vaddr) {
4330                                 pr_err("failed to vmap phy addr 0x%lx\n",
4331                                        (long)(uboot_logo_base +
4332                                        uboot_logo_offset));
4333                                 return -1;
4334                         }
4335
4336                         if (bmpdecoder(vaddr, main_fbi->screen_base, &width,
4337                                        &height, &bits)) {
4338                                 kfree(pages);
4339                                 vunmap(vaddr);
4340                                 return 0;
4341                         }
4342                         kfree(pages);
4343                         vunmap(vaddr);
4344                         if (dev_drv->uboot_logo &&
4345                             (width != xact || height != yact)) {
4346                                 pr_err("can't support uboot kernel logo use different size [%dx%d] != [%dx%d]\n",
4347                                        xact, yact, width, height);
4348                                 return 0;
4349                         }
4350                         xvir = ALIGN(width * bits, 1 << 5) >> 5;
4351                         ymirror = 0;
4352                         local_irq_save(flags);
4353                         if (dev_drv->ops->wait_frame_start)
4354                                 dev_drv->ops->wait_frame_start(dev_drv, 0);
4355                         if (dev_drv->ops->post_dspbuf) {
4356                                 dev_drv->ops->post_dspbuf(dev_drv,
4357                                         main_fbi->fix.smem_start,
4358                                         rk_fb_data_fmt(0, bits),
4359                                         width, height, xvir,
4360                                         ymirror);
4361                         }
4362                         if (dev_drv->iommu_enabled) {
4363                                 rk_fb_poll_wait_frame_complete();
4364                                 if (dev_drv->ops->mmu_en)
4365                                         dev_drv->ops->mmu_en(dev_drv);
4366                                 freed_index = 0;
4367                         }
4368                         local_irq_restore(flags);
4369                         return 0;
4370                 } else if (dev_drv->uboot_logo && uboot_logo_base) {
4371                         u32 start = uboot_logo_base;
4372                         int logo_len, i = 0;
4373                         int y_mirror = 0;
4374                         unsigned int nr_pages;
4375                         struct page **pages;
4376                         char *vaddr;
4377                         int align = 0, xvir;
4378
4379                         dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
4380                                                       &yact, &format,
4381                                                       &start,
4382                                                       &y_mirror);
4383                         logo_len = rk_fb_pixel_width(format) * xact * yact >> 3;
4384                         if (logo_len > uboot_logo_size ||
4385                             logo_len > main_fbi->fix.smem_len) {
4386                                 pr_err("logo size > uboot reserve buffer size\n");
4387                                 return -1;
4388                         }
4389                         if (y_mirror)
4390                                 start -= logo_len;
4391
4392                         align = start % PAGE_SIZE;
4393                         start -= align;
4394                         nr_pages = PAGE_ALIGN(logo_len + align) >> PAGE_SHIFT;
4395                         pages = kzalloc(sizeof(struct page) * nr_pages,
4396                                         GFP_KERNEL);
4397                         while (i < nr_pages) {
4398                                 pages[i] = phys_to_page(start);
4399                                 start += PAGE_SIZE;
4400                                 i++;
4401                         }
4402                         vaddr = vmap(pages, nr_pages, VM_MAP, PAGE_KERNEL);
4403                         if (!vaddr) {
4404                                 pr_err("failed to vmap phy addr 0x%x\n",
4405                                        start);
4406                                 return -1;
4407                         }
4408
4409                         memcpy(main_fbi->screen_base, vaddr + align, logo_len);
4410
4411                         kfree(pages);
4412                         vunmap(vaddr);
4413                         xvir = ALIGN(xact * rk_fb_pixel_width(format),
4414                                      1 << 5) >> 5;
4415                         local_irq_save(flags);
4416                         if (dev_drv->ops->wait_frame_start)
4417                                 dev_drv->ops->wait_frame_start(dev_drv, 0);
4418                         dev_drv->ops->post_dspbuf(dev_drv,
4419                                         main_fbi->fix.smem_start +
4420                                         (y_mirror ? logo_len : 0),
4421                                         format, xact, yact,
4422                                         xvir,
4423                                         y_mirror);
4424                         if (dev_drv->iommu_enabled) {
4425                                 rk_fb_poll_wait_frame_complete();
4426                                 if (dev_drv->ops->mmu_en)
4427                                         dev_drv->ops->mmu_en(dev_drv);
4428                                 freed_index = 0;
4429                         }
4430                         local_irq_restore(flags);
4431                         return 0;
4432                 } else {
4433                         if (dev_drv->iommu_enabled) {
4434                                 if (dev_drv->ops->mmu_en)
4435                                         dev_drv->ops->mmu_en(dev_drv);
4436                                 freed_index = 0;
4437                         }
4438                 }
4439 #if defined(CONFIG_LOGO)
4440                 main_fbi->fbops->fb_set_par(main_fbi);
4441 #if  defined(CONFIG_LOGO_LINUX_BMP)
4442                 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
4443                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4444                         fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
4445                 }
4446 #else
4447                 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
4448                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4449                         fb_show_logo(main_fbi, FB_ROTATE_UR);
4450                 }
4451 #endif
4452                 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
4453 #endif
4454         } else {
4455                 struct fb_info *extend_fbi = rk_fb->fb[dev_drv->fb_index_base];
4456
4457                 extend_fbi->var.pixclock = rk_fb->fb[0]->var.pixclock;
4458                 if (rk_fb->disp_mode == DUAL_LCD) {
4459                         extend_fbi->fbops->fb_open(extend_fbi, 1);
4460                         if (dev_drv->iommu_enabled) {
4461                                 if (dev_drv->mmu_dev)
4462                                         rockchip_iovmm_set_fault_handler(dev_drv->dev,
4463                                                                          rk_fb_sysmmu_fault_handler);
4464                         }
4465                         rk_fb_alloc_buffer(extend_fbi);
4466                 }
4467         }
4468 #endif
4469         return 0;
4470 }
4471
4472 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
4473 {
4474         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
4475         struct fb_info *fbi;
4476         int fb_index_base = dev_drv->fb_index_base;
4477         int fb_num = dev_drv->lcdc_win_num;
4478         int i = 0;
4479
4480         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
4481                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
4482                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
4483         }
4484
4485         for (i = 0; i < fb_num; i++)
4486                 kfree(dev_drv->win[i]);
4487
4488         for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
4489                 fbi = fb_inf->fb[i];
4490                 unregister_framebuffer(fbi);
4491                 /* rk_release_fb_buffer(fbi); */
4492                 framebuffer_release(fbi);
4493         }
4494         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
4495         fb_inf->num_lcdc--;
4496
4497         return 0;
4498 }
4499
4500 static int rk_fb_probe(struct platform_device *pdev)
4501 {
4502         struct rk_fb *rk_fb = NULL;
4503         struct device_node *np = pdev->dev.of_node;
4504         u32 mode, ret;
4505         struct device_node *node;
4506
4507         if (!np) {
4508                 dev_err(&pdev->dev, "Missing device tree node.\n");
4509                 return -EINVAL;
4510         }
4511
4512         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
4513         if (!rk_fb) {
4514                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
4515                 return -ENOMEM;
4516         }
4517         platform_set_drvdata(pdev, rk_fb);
4518
4519         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
4520                 rk_fb->disp_mode = mode;
4521
4522         } else {
4523                 dev_err(&pdev->dev, "no disp-mode node found!");
4524                 return -ENODEV;
4525         }
4526
4527         if (!of_property_read_u32(np, "rockchip,disp-policy", &mode)) {
4528                 rk_fb->disp_policy = mode;
4529                 pr_info("fb disp policy is %s\n",
4530                         rk_fb->disp_policy ? "box" : "sdk");
4531         }
4532
4533         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
4534                 pr_info("uboot-logo-on:%d\n", uboot_logo_on);
4535
4536         dev_set_name(&pdev->dev, "rockchip-fb");
4537 #if defined(CONFIG_ION_ROCKCHIP)
4538         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
4539         if (IS_ERR(rk_fb->ion_client)) {
4540                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
4541                 return PTR_ERR(rk_fb->ion_client);
4542         } else {
4543                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
4544         }
4545 #endif
4546
4547         node = of_parse_phandle(np, "memory-region", 0);
4548         if (node) {
4549                 struct resource r;
4550
4551                 ret = of_address_to_resource(node, 0, &r);
4552                 if (ret)
4553                         return ret;
4554
4555                 if (uboot_logo_on) {
4556                         uboot_logo_base = r.start;
4557                         uboot_logo_size = resource_size(&r);
4558
4559                         if (uboot_logo_size > SZ_16M)
4560                                 uboot_logo_offset = SZ_16M;
4561                         else
4562                                 uboot_logo_offset = 0;
4563                 }
4564                 pr_info("logo: base=0x%llx, size=0x%llx, offset=0x%llx\n",
4565                         uboot_logo_base, uboot_logo_size, uboot_logo_offset);
4566         }
4567
4568         fb_pdev = pdev;
4569         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
4570         return 0;
4571 }
4572
4573 static int rk_fb_remove(struct platform_device *pdev)
4574 {
4575         platform_set_drvdata(pdev, NULL);
4576         return 0;
4577 }
4578
4579 static void rk_fb_shutdown(struct platform_device *pdev)
4580 {
4581         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4582         int i;
4583
4584         for (i = 0; i < rk_fb->num_lcdc; i++) {
4585                 if (!rk_fb->lcdc_dev_drv[i])
4586                         continue;
4587                 sw_sync_timeline_inc(rk_fb->lcdc_dev_drv[i]->timeline, 1);
4588         }
4589 }
4590
4591 static const struct of_device_id rkfb_dt_ids[] = {
4592         {.compatible = "rockchip,rk-fb",},
4593         {}
4594 };
4595
4596 static struct platform_driver rk_fb_driver = {
4597         .probe = rk_fb_probe,
4598         .remove = rk_fb_remove,
4599         .driver = {
4600                    .name = "rk-fb",
4601                    .owner = THIS_MODULE,
4602                    .of_match_table = of_match_ptr(rkfb_dt_ids),
4603                    },
4604         .shutdown = rk_fb_shutdown,
4605 };
4606
4607 static int __init rk_fb_init(void)
4608 {
4609         return platform_driver_register(&rk_fb_driver);
4610 }
4611
4612 static void __exit rk_fb_exit(void)
4613 {
4614         platform_driver_unregister(&rk_fb_driver);
4615 }
4616
4617 fs_initcall(rk_fb_init);
4618 module_exit(rk_fb_exit);