drivers/video/rockchip/rk_fb.c

   1 /*
   2  * drivers/video/rockchip/rk_fb.c
   3  *
   4  * Copyright (C) ROCKCHIP, Inc.
   5  * Author:yxj<yxj@rock-chips.com>
   6  * This software is licensed under the terms of the GNU General Public
   7  * License version 2, as published by the Free Software Foundation, and
   8  * may be copied, distributed, and modified under those terms.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #include <linux/module.h>
  17 #include <linux/kernel.h>
  18 #include <linux/errno.h>
  19 #include <linux/string.h>
  20 #include <linux/mm.h>
  21 #include <linux/slab.h>
  22 #include <linux/delay.h>
  23 #include <linux/device.h>
  24 #include <linux/kthread.h>
  25 #include <linux/fb.h>
  26 #include <linux/init.h>
  27 #include <linux/vmalloc.h>
  28 #include <asm/div64.h>
  29 #include <linux/uaccess.h>
  30 #include <linux/rk_fb.h>
  31 #include <linux/linux_logo.h>
  32 #include <linux/dma-mapping.h>
  33 #include <linux/regulator/consumer.h>
  34
  35 #include "bmp_helper.h"
  36
  37 #if defined(CONFIG_RK_HDMI)
  38 #include "hdmi/rockchip-hdmi.h"
  39 #endif
  40
  41 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
  42 #include "rga/rga.h"
  43 #endif
  44
  45 #ifdef CONFIG_OF
  46 #include <linux/of.h>
  47 #include <linux/of_platform.h>
  48 #include <linux/of_gpio.h>
  49 #include <video/of_display_timing.h>
  50 #include <video/display_timing.h>
  51 #include <dt-bindings/rkfb/rk_fb.h>
  52 #endif
  53
  54 #if defined(CONFIG_ION_ROCKCHIP)
  55 #include <linux/rockchip_ion.h>
  56 #include <linux/rockchip-iovmm.h>
  57 #include <linux/dma-buf.h>
  58 #include <linux/highmem.h>
  59 #endif
  60
  61 #define H_USE_FENCE 1
  62 /* #define FB_ROATE_BY_KERNEL 1 */
  63
  64 static int hdmi_switch_state;
  65 static struct platform_device *fb_pdev;
  66
  67 #if defined(CONFIG_FB_MIRRORING)
  68 int (*video_data_to_mirroring) (struct fb_info *info, u32 yuv_phy[2]);
  69 EXPORT_SYMBOL(video_data_to_mirroring);
  70 #endif
  71
  72 extern phys_addr_t uboot_logo_base;
  73 extern phys_addr_t uboot_logo_size;
  74 extern phys_addr_t uboot_logo_offset;
  75 static struct rk_fb_trsm_ops *trsm_lvds_ops;
  76 static struct rk_fb_trsm_ops *trsm_edp_ops;
  77 static struct rk_fb_trsm_ops *trsm_mipi_ops;
  78 static int uboot_logo_on;
  79
  80 static int rk_fb_debug_lvl;
  81 static int rk_fb_iommu_debug = 1;
  82 module_param(rk_fb_debug_lvl, int, S_IRUGO | S_IWUSR);
  83 module_param(rk_fb_iommu_debug, int, S_IRUGO | S_IWUSR);
  84
  85 #define fb_dbg(level, x...) do {                \
  86         if (unlikely(rk_fb_debug_lvl >= level)) \
  87                 printk(KERN_INFO x);            \
  88         } while (0)
  89 static int rk_fb_config_debug(struct rk_lcdc_driver *dev_drv,
  90                               struct rk_fb_win_cfg_data *win_data,
  91                               struct rk_fb_reg_data *regs, u32 cmd);
  92 int support_uboot_display(void)
  93 {
  94         return uboot_logo_on;
  95 }
  96
  97 int rk_fb_get_display_policy(void)
  98 {
  99         struct rk_fb *rk_fb;
 100
 101         if (fb_pdev) {
 102                 rk_fb = platform_get_drvdata(fb_pdev);
 103                 return rk_fb->disp_policy;
 104         } else {
 105                 return DISPLAY_POLICY_SDK;
 106         }
 107 }
 108
 109 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
 110 {
 111         switch (type) {
 112         case SCREEN_RGB:
 113         case SCREEN_LVDS:
 114         case SCREEN_DUAL_LVDS:
 115         case SCREEN_LVDS_10BIT:
 116         case SCREEN_DUAL_LVDS_10BIT:
 117                 trsm_lvds_ops = ops;
 118                 break;
 119         case SCREEN_EDP:
 120                 trsm_edp_ops = ops;
 121                 break;
 122         case SCREEN_MIPI:
 123         case SCREEN_DUAL_MIPI:
 124                 trsm_mipi_ops = ops;
 125                 break;
 126         default:
 127                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 128                        __func__, type);
 129                 break;
 130         }
 131         return 0;
 132 }
 133
 134 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
 135 {
 136         struct rk_fb_trsm_ops *ops;
 137         switch (type) {
 138         case SCREEN_RGB:
 139         case SCREEN_LVDS:
 140         case SCREEN_DUAL_LVDS:
 141         case SCREEN_LVDS_10BIT:
 142         case SCREEN_DUAL_LVDS_10BIT:
 143                 ops = trsm_lvds_ops;
 144                 break;
 145         case SCREEN_EDP:
 146                 ops = trsm_edp_ops;
 147                 break;
 148         case SCREEN_MIPI:
 149         case SCREEN_DUAL_MIPI:
 150                 ops = trsm_mipi_ops;
 151                 break;
 152         default:
 153                 ops = NULL;
 154                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 155                        __func__, type);
 156                 break;
 157         }
 158         return ops;
 159 }
 160
 161 int rk_fb_pixel_width(int data_format)
 162 {
 163         int pixel_width;
 164         switch (data_format) {
 165         case XBGR888:
 166         case ABGR888:
 167         case ARGB888:
 168         case FBDC_ARGB_888:
 169         case FBDC_ABGR_888:
 170         case FBDC_RGBX_888:
 171                 pixel_width = 4 * 8;
 172                 break;
 173         case RGB888:
 174                 pixel_width = 3 * 8;
 175                 break;
 176         case RGB565:
 177         case FBDC_RGB_565:
 178                 pixel_width = 2 * 8;
 179                 break;
 180         case YUV422:
 181         case YUV420:
 182         case YUV420_NV21:
 183         case YUV444:
 184                 pixel_width = 1 * 8;
 185                 break;
 186         case YUV422_A:
 187         case YUV420_A:
 188         case YUV444_A:
 189                 pixel_width = 8;
 190                 break;
 191         default:
 192                 printk(KERN_WARNING "%s:un supported format:0x%x\n",
 193                        __func__, data_format);
 194                 return -EINVAL;
 195         }
 196         return pixel_width;
 197 }
 198
 199 static int rk_fb_data_fmt(int data_format, int bits_per_pixel)
 200 {
 201         int fb_data_fmt;
 202         if (data_format) {
 203                 switch (data_format) {
 204                 case HAL_PIXEL_FORMAT_RGBX_8888:
 205                         fb_data_fmt = XBGR888;
 206                         break;
 207                 case HAL_PIXEL_FORMAT_RGBA_8888:
 208                         fb_data_fmt = ABGR888;
 209                         break;
 210                 case HAL_PIXEL_FORMAT_BGRA_8888:
 211                         fb_data_fmt = ARGB888;
 212                         break;
 213                 case HAL_PIXEL_FORMAT_RGB_888:
 214                         fb_data_fmt = RGB888;
 215                         break;
 216                 case HAL_PIXEL_FORMAT_RGB_565:
 217                         fb_data_fmt = RGB565;
 218                         break;
 219                 case HAL_PIXEL_FORMAT_YCbCr_422_SP:     /* yuv422 */
 220                         fb_data_fmt = YUV422;
 221                         break;
 222                 case HAL_PIXEL_FORMAT_YCrCb_420_SP:     /* YUV420---vuvuvu */
 223                         fb_data_fmt = YUV420_NV21;
 224                         break;
 225                 case HAL_PIXEL_FORMAT_YCrCb_NV12:       /* YUV420---uvuvuv */
 226                         fb_data_fmt = YUV420;
 227                         break;
 228                 case HAL_PIXEL_FORMAT_YCrCb_444:        /* yuv444 */
 229                         fb_data_fmt = YUV444;
 230                         break;
 231                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10:    /* yuv444 */
 232                         fb_data_fmt = YUV420_A;
 233                         break;
 234                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10:  /* yuv444 */
 235                         fb_data_fmt = YUV422_A;
 236                         break;
 237                 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10:  /* yuv444 */
 238                         fb_data_fmt = YUV444_A;
 239                         break;
 240                 case HAL_PIXEL_FORMAT_FBDC_RGB565:      /* fbdc rgb565*/
 241                         fb_data_fmt = FBDC_RGB_565;
 242                         break;
 243                 case HAL_PIXEL_FORMAT_FBDC_U8U8U8U8:    /* fbdc argb888 */
 244                         fb_data_fmt = FBDC_ARGB_888;
 245                         break;
 246                 case HAL_PIXEL_FORMAT_FBDC_RGBA888:     /* fbdc abgr888 */
 247                         fb_data_fmt = FBDC_ABGR_888;
 248                         break;
 249                 case HAL_PIXEL_FORMAT_FBDC_U8U8U8:      /* fbdc rgb888 */
 250                         fb_data_fmt = FBDC_RGBX_888;
 251                         break;
 252                 default:
 253                         printk(KERN_WARNING "%s:un supported format:0x%x\n",
 254                                __func__, data_format);
 255                         return -EINVAL;
 256                 }
 257         } else {
 258                 switch (bits_per_pixel) {
 259                 case 32:
 260                         fb_data_fmt = ARGB888;
 261                         break;
 262                 case 24:
 263                         fb_data_fmt = RGB888;
 264                         break;
 265                 case 16:
 266                         fb_data_fmt = RGB565;
 267                         break;
 268                 default:
 269                         printk(KERN_WARNING
 270                                "%s:un supported bits_per_pixel:%d\n", __func__,
 271                                bits_per_pixel);
 272                         break;
 273                 }
 274         }
 275         return fb_data_fmt;
 276 }
 277
 278 /*
 279  * rk display power control parse from dts
 280  */
 281 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 282 {
 283         struct device_node *root = of_get_child_by_name(dev_drv->dev->of_node,
 284                                                         "power_ctr");
 285         struct device_node *child;
 286         struct rk_disp_pwr_ctr_list *pwr_ctr;
 287         struct list_head *pos;
 288         enum of_gpio_flags flags;
 289         u32 val = 0;
 290         u32 debug = 0;
 291         int ret;
 292
 293         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 294         if (!root) {
 295                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",
 296                         dev_drv->id);
 297                 return -ENODEV;
 298         }
 299
 300         for_each_child_of_node(root, child) {
 301                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list),
 302                                   GFP_KERNEL);
 303                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 304                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 305                         if (val == GPIO) {
 306                                 pwr_ctr->pwr_ctr.type = GPIO;
 307                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 308                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 309                                         dev_err(dev_drv->dev, "%s ivalid gpio\n",
 310                                                 child->name);
 311                                         return -EINVAL;
 312                                 }
 313                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 314                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,
 315                                                    child->name);
 316                                 if (ret) {
 317                                         dev_err(dev_drv->dev,
 318                                                 "request %s gpio fail:%d\n",
 319                                                 child->name, ret);
 320                                 }
 321
 322                         } else {
 323                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 324                                 pwr_ctr->pwr_ctr.rgl_name = NULL;
 325                                 ret = of_property_read_string(child, "rockchip,regulator_name",
 326                                                              &(pwr_ctr->pwr_ctr.rgl_name));
 327                                 if (ret || IS_ERR_OR_NULL(pwr_ctr->pwr_ctr.rgl_name))
 328                                         dev_err(dev_drv->dev, "get regulator name failed!\n");
 329                                 if (!of_property_read_u32(child, "rockchip,regulator_voltage", &val))
 330                                         pwr_ctr->pwr_ctr.volt = val;
 331                                 else
 332                                         pwr_ctr->pwr_ctr.volt = 0;
 333                         }
 334                 };
 335
 336                 if (!of_property_read_u32(child, "rockchip,delay", &val))
 337                         pwr_ctr->pwr_ctr.delay = val;
 338                 else
 339                         pwr_ctr->pwr_ctr.delay = 0;
 340                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 341         }
 342
 343         of_property_read_u32(root, "rockchip,debug", &debug);
 344
 345         if (debug) {
 346                 list_for_each(pos, &dev_drv->pwrlist_head) {
 347                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list,
 348                                              list);
 349                         printk(KERN_INFO "pwr_ctr_name:%s\n"
 350                                "pwr_type:%s\n"
 351                                "gpio:%d\n"
 352                                "atv_val:%d\n"
 353                                "delay:%d\n\n",
 354                                pwr_ctr->pwr_ctr.name,
 355                                (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 356                                pwr_ctr->pwr_ctr.gpio,
 357                                pwr_ctr->pwr_ctr.atv_val,
 358                                pwr_ctr->pwr_ctr.delay);
 359                 }
 360         }
 361
 362         return 0;
 363
 364 }
 365
 366 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 367 {
 368         struct list_head *pos;
 369         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 370         struct pwr_ctr *pwr_ctr;
 371         struct regulator *regulator_lcd = NULL;
 372         int count = 10;
 373
 374         if (list_empty(&dev_drv->pwrlist_head))
 375                 return 0;
 376         list_for_each(pos, &dev_drv->pwrlist_head) {
 377                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 378                                           list);
 379                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 380                 if (pwr_ctr->type == GPIO) {
 381                         gpio_direction_output(pwr_ctr->gpio, pwr_ctr->atv_val);
 382                         mdelay(pwr_ctr->delay);
 383                 } else if (pwr_ctr->type == REGULATOR) {
 384                         if (pwr_ctr->rgl_name)
 385                                 regulator_lcd = regulator_get(NULL, pwr_ctr->rgl_name);
 386                         if (regulator_lcd == NULL) {
 387                                 dev_err(dev_drv->dev,
 388                                         "%s: regulator get failed,regulator name:%s\n",
 389                                         __func__, pwr_ctr->rgl_name);
 390                                 continue;
 391                         }
 392                         regulator_set_voltage(regulator_lcd, pwr_ctr->volt, pwr_ctr->volt);
 393                         while (!regulator_is_enabled(regulator_lcd)) {
 394                                 if (regulator_enable(regulator_lcd) == 0 || count == 0)
 395                                         break;
 396                                 else
 397                                         dev_err(dev_drv->dev,
 398                                                 "regulator_enable failed,count=%d\n",
 399                                                 count);
 400                                 count--;
 401                         }
 402                         regulator_put(regulator_lcd);
 403                         msleep(pwr_ctr->delay);
 404                 }
 405         }
 406
 407         return 0;
 408 }
 409
 410 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 411 {
 412         struct list_head *pos;
 413         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 414         struct pwr_ctr *pwr_ctr;
 415         struct regulator *regulator_lcd = NULL;
 416         int count = 10;
 417
 418         if (list_empty(&dev_drv->pwrlist_head))
 419                 return 0;
 420         list_for_each(pos, &dev_drv->pwrlist_head) {
 421                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
 422                                           list);
 423                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 424                 if (pwr_ctr->type == GPIO) {
 425                         gpio_set_value(pwr_ctr->gpio, !pwr_ctr->atv_val);
 426                 } else if (pwr_ctr->type == REGULATOR) {
 427                         if (pwr_ctr->rgl_name)
 428                                 regulator_lcd = regulator_get(NULL, pwr_ctr->rgl_name);
 429                         if (regulator_lcd == NULL) {
 430                                 dev_err(dev_drv->dev,
 431                                         "%s: regulator get failed,regulator name:%s\n",
 432                                         __func__, pwr_ctr->rgl_name);
 433                                 continue;
 434                         }
 435                         while (regulator_is_enabled(regulator_lcd) > 0) {
 436                                 if (regulator_disable(regulator_lcd) == 0 || count == 0)
 437                                         break;
 438                                 else
 439                                         dev_err(dev_drv->dev,
 440                                                 "regulator_disable failed,count=%d\n",
 441                                                 count);
 442                                 count--;
 443                         }
 444                         regulator_put(regulator_lcd);
 445                 }
 446         }
 447         return 0;
 448 }
 449
 450 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 451                                  struct rk_screen *screen)
 452 {
 453         screen->mode.pixclock = dt->pixelclock.typ;
 454         screen->mode.left_margin = dt->hback_porch.typ;
 455         screen->mode.right_margin = dt->hfront_porch.typ;
 456         screen->mode.xres = dt->hactive.typ;
 457         screen->mode.hsync_len = dt->hsync_len.typ;
 458         screen->mode.upper_margin = dt->vback_porch.typ;
 459         screen->mode.lower_margin = dt->vfront_porch.typ;
 460         screen->mode.yres = dt->vactive.typ;
 461         screen->mode.vsync_len = dt->vsync_len.typ;
 462         screen->type = dt->screen_type;
 463         screen->lvds_format = dt->lvds_format;
 464         screen->face = dt->face;
 465         screen->color_mode = dt->color_mode;
 466         screen->dsp_lut = dt->dsp_lut;
 467         screen->cabc_lut = dt->cabc_lut;
 468         screen->cabc_gamma_base = dt->cabc_gamma_base;
 469
 470         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 471                 screen->pin_dclk = 1;
 472         else
 473                 screen->pin_dclk = 0;
 474         if (dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 475                 screen->pin_hsync = 1;
 476         else
 477                 screen->pin_hsync = 0;
 478         if (dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 479                 screen->pin_vsync = 1;
 480         else
 481                 screen->pin_vsync = 0;
 482         if (dt->flags & DISPLAY_FLAGS_DE_HIGH)
 483                 screen->pin_den = 1;
 484         else
 485                 screen->pin_den = 0;
 486
 487         return 0;
 488
 489 }
 490
 491 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 492 {
 493         struct display_timings *disp_timing;
 494         struct display_timing *dt;
 495         disp_timing = of_get_display_timings(np);
 496         if (!disp_timing) {
 497                 pr_err("parse display timing err\n");
 498                 return -EINVAL;
 499         }
 500         dt = display_timings_get(disp_timing, disp_timing->native_mode);
 501         rk_fb_video_mode_from_timing(dt, screen);
 502         return 0;
 503
 504 }
 505
 506 int rk_fb_calc_fps(struct rk_screen *screen, u32 pixclock)
 507 {
 508         int x, y;
 509         unsigned long long hz;
 510         if (!screen) {
 511                 printk(KERN_ERR "%s:null screen!\n", __func__);
 512                 return 0;
 513         }
 514         x = screen->mode.xres + screen->mode.left_margin +
 515             screen->mode.right_margin + screen->mode.hsync_len;
 516         y = screen->mode.yres + screen->mode.upper_margin +
 517             screen->mode.lower_margin + screen->mode.vsync_len;
 518
 519         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 520
 521         hz += (x * y) / 2;
 522         do_div(hz, x * y);      /* divide by x * y with rounding */
 523
 524         hz += pixclock / 2;
 525         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 526
 527         return hz;
 528 }
 529
 530 char *get_format_string(enum data_format format, char *fmt)
 531 {
 532         if (!fmt)
 533                 return NULL;
 534         switch (format) {
 535         case ARGB888:
 536                 strcpy(fmt, "ARGB888");
 537                 break;
 538         case RGB888:
 539                 strcpy(fmt, "RGB888");
 540                 break;
 541         case RGB565:
 542                 strcpy(fmt, "RGB565");
 543                 break;
 544         case YUV420:
 545         case YUV420_NV21:
 546                 strcpy(fmt, "YUV420");
 547                 break;
 548         case YUV422:
 549                 strcpy(fmt, "YUV422");
 550                 break;
 551         case YUV444:
 552                 strcpy(fmt, "YUV444");
 553                 break;
 554         case YUV420_A:
 555                 strcpy(fmt, "YUV420_A");
 556                 break;
 557         case YUV422_A:
 558                 strcpy(fmt, "YUV422_A");
 559                 break;
 560         case YUV444_A:
 561                 strcpy(fmt, "YUV444_A");
 562                 break;
 563         case XRGB888:
 564                 strcpy(fmt, "XRGB888");
 565                 break;
 566         case XBGR888:
 567                 strcpy(fmt, "XBGR888");
 568                 break;
 569         case ABGR888:
 570                 strcpy(fmt, "ABGR888");
 571                 break;
 572         case FBDC_RGB_565:
 573                 strcpy(fmt, "FBDC_RGB_565");
 574                 break;
 575         case FBDC_ARGB_888:
 576         case FBDC_ABGR_888:
 577                 strcpy(fmt, "FBDC_ARGB_888");
 578                 break;
 579         case FBDC_RGBX_888:
 580                 strcpy(fmt, "FBDC_RGBX_888");
 581                 break;
 582         default:
 583                 strcpy(fmt, "invalid");
 584                 break;
 585         }
 586
 587         return fmt;
 588
 589 }
 590
 591 /*
 592  * this is for hdmi
 593  * name: lcdc device name ,lcdc0 , lcdc1
 594  */
 595 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 596 {
 597         struct rk_fb *inf = NULL;
 598         struct rk_lcdc_driver *dev_drv = NULL;
 599         int i = 0;
 600
 601         if (likely(fb_pdev))
 602                 inf = platform_get_drvdata(fb_pdev);
 603         else
 604                 return NULL;
 605
 606         for (i = 0; i < inf->num_lcdc; i++) {
 607                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name)) {
 608                         dev_drv = inf->lcdc_dev_drv[i];
 609                         break;
 610                 }
 611         }
 612
 613         return dev_drv;
 614 }
 615
 616 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 617 {
 618         struct rk_fb *inf = NULL;
 619         struct rk_lcdc_driver *dev_drv = NULL;
 620         int i = 0;
 621
 622         if (likely(fb_pdev))
 623                 inf = platform_get_drvdata(fb_pdev);
 624         else
 625                 return NULL;
 626
 627         for (i = 0; i < inf->num_lcdc; i++) {
 628                 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
 629                         dev_drv = inf->lcdc_dev_drv[i];
 630                         break;
 631                 }
 632         }
 633
 634         return dev_drv;
 635 }
 636
 637 static __maybe_unused struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
 638 {
 639         struct rk_fb *inf = NULL;
 640         struct rk_lcdc_driver *dev_drv = NULL;
 641         int i = 0;
 642
 643         if (likely(fb_pdev))
 644                 inf = platform_get_drvdata(fb_pdev);
 645         else
 646                 return NULL;
 647
 648         for (i = 0; i < inf->num_lcdc; i++) {
 649                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 650                         dev_drv = inf->lcdc_dev_drv[i];
 651                         break;
 652                 }
 653         }
 654
 655         return dev_drv;
 656 }
 657
 658 /*
 659  * get one frame time of the prmry screen, unit: us
 660  */
 661 u32 rk_fb_get_prmry_screen_ft(void)
 662 {
 663         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 664         uint32_t htotal, vtotal, pixclock_ps;
 665         u64 pix_total, ft_us;
 666
 667         if (unlikely(!dev_drv))
 668                 return 0;
 669
 670         pixclock_ps = dev_drv->pixclock;
 671
 672         vtotal = (dev_drv->cur_screen->mode.upper_margin +
 673                  dev_drv->cur_screen->mode.lower_margin +
 674                  dev_drv->cur_screen->mode.yres +
 675                  dev_drv->cur_screen->mode.vsync_len);
 676         htotal = (dev_drv->cur_screen->mode.left_margin +
 677                  dev_drv->cur_screen->mode.right_margin +
 678                  dev_drv->cur_screen->mode.xres +
 679                  dev_drv->cur_screen->mode.hsync_len);
 680         pix_total = htotal * vtotal;
 681         ft_us = pix_total * pixclock_ps;
 682         do_div(ft_us, 1000000);
 683         if (dev_drv->frame_time.ft == 0)
 684                 dev_drv->frame_time.ft = ft_us;
 685
 686         ft_us = dev_drv->frame_time.framedone_t - dev_drv->frame_time.last_framedone_t;
 687         do_div(ft_us, 1000);
 688         ft_us = min(dev_drv->frame_time.ft, (u32)ft_us);
 689         if (ft_us != 0)
 690                 dev_drv->frame_time.ft = ft_us;
 691
 692         return dev_drv->frame_time.ft;
 693 }
 694
 695 /*
 696  * get the vblanking time of the prmry screen, unit: us
 697  */
 698 u32 rk_fb_get_prmry_screen_vbt(void)
 699 {
 700         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 701         uint32_t htotal, vblank, pixclock_ps;
 702         u64 pix_blank, vbt_us;
 703
 704         if (unlikely(!dev_drv))
 705                 return 0;
 706
 707         pixclock_ps = dev_drv->pixclock;
 708
 709         htotal = (dev_drv->cur_screen->mode.left_margin +
 710                  dev_drv->cur_screen->mode.right_margin +
 711                  dev_drv->cur_screen->mode.xres +
 712                  dev_drv->cur_screen->mode.hsync_len);
 713         vblank = (dev_drv->cur_screen->mode.upper_margin +
 714                  dev_drv->cur_screen->mode.lower_margin +
 715                  dev_drv->cur_screen->mode.vsync_len);
 716         pix_blank = htotal * vblank;
 717         vbt_us = pix_blank * pixclock_ps;
 718         do_div(vbt_us, 1000000);
 719         return (u32)vbt_us;
 720 }
 721
 722 /*
 723  * get the frame done time of the prmry screen, unit: us
 724  */
 725 u64 rk_fb_get_prmry_screen_framedone_t(void)
 726 {
 727         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 728
 729         if (unlikely(!dev_drv))
 730                 return 0;
 731         else
 732                 return dev_drv->frame_time.framedone_t;
 733 }
 734
 735 /*
 736  * set prmry screen status
 737  */
 738 int rk_fb_set_prmry_screen_status(int status)
 739 {
 740         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 741         struct rk_screen *screen;
 742
 743         if (unlikely(!dev_drv))
 744                 return 0;
 745
 746         screen = dev_drv->cur_screen;
 747         switch (status) {
 748         case SCREEN_PREPARE_DDR_CHANGE:
 749                 if (screen->type == SCREEN_MIPI
 750                         || screen->type == SCREEN_DUAL_MIPI) {
 751                         if (dev_drv->trsm_ops->dsp_pwr_off)
 752                                 dev_drv->trsm_ops->dsp_pwr_off();
 753                 }
 754                 break;
 755         case SCREEN_UNPREPARE_DDR_CHANGE:
 756                 if (screen->type == SCREEN_MIPI
 757                         || screen->type == SCREEN_DUAL_MIPI) {
 758                         if (dev_drv->trsm_ops->dsp_pwr_on)
 759                                 dev_drv->trsm_ops->dsp_pwr_on();
 760                 }
 761                 break;
 762         default:
 763                 break;
 764         }
 765
 766         return 0;
 767 }
 768
 769 u32 rk_fb_get_prmry_screen_pixclock(void)
 770 {
 771         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 772
 773         if (unlikely(!dev_drv))
 774                 return 0;
 775         else
 776                 return dev_drv->pixclock;
 777 }
 778
 779 int rk_fb_poll_prmry_screen_vblank(void)
 780 {
 781         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 782
 783         if (likely(dev_drv)) {
 784                 if (dev_drv->ops->poll_vblank)
 785                         return dev_drv->ops->poll_vblank(dev_drv);
 786                 else
 787                         return RK_LF_STATUS_NC;
 788         } else {
 789                 return RK_LF_STATUS_NC;
 790         }
 791 }
 792
 793 bool rk_fb_poll_wait_frame_complete(void)
 794 {
 795         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 796         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 797
 798         if (likely(dev_drv)) {
 799                 if (dev_drv->ops->set_irq_to_cpu)
 800                         dev_drv->ops->set_irq_to_cpu(dev_drv, 0);
 801         }
 802
 803         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC) {
 804                 if (likely(dev_drv)) {
 805                         if (dev_drv->ops->set_irq_to_cpu)
 806                                 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 807                 }
 808                 return false;
 809         }
 810         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout)
 811                 ;
 812         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout)
 813                 ;
 814         if (likely(dev_drv)) {
 815                 if (dev_drv->ops->set_irq_to_cpu)
 816                         dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
 817         }
 818
 819         return true;
 820 }
 821
 822
 823 /* rk_fb_get_sysmmu_device_by_compatible()
 824  * @compt: dts device compatible name
 825  * return value: success: pointer to the device inside of platform device
 826  *               fail: NULL
 827  */
 828 struct device *rk_fb_get_sysmmu_device_by_compatible(const char *compt)
 829 {
 830         struct device_node *dn = NULL;
 831         struct platform_device *pd = NULL;
 832         struct device *ret = NULL ;
 833
 834         dn = of_find_compatible_node(NULL, NULL, compt);
 835         if (!dn) {
 836                 printk("can't find device node %s \r\n", compt);
 837                 return NULL;
 838         }
 839
 840         pd = of_find_device_by_node(dn);
 841         if (!pd) {
 842                 printk("can't find platform device in device node %s \r\n", compt);
 843                 return  NULL;
 844         }
 845         ret = &pd->dev;
 846
 847         return ret;
 848 }
 849
 850 #ifdef CONFIG_IOMMU_API
 851 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
 852 {
 853         dev->archdata.iommu = sysmmu;
 854 }
 855 #else
 856 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
 857 {
 858
 859 }
 860 #endif
 861
 862 static int rk_fb_open(struct fb_info *info, int user)
 863 {
 864         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
 865         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
 866         int win_id;
 867
 868         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 869         fb_par->state++;
 870         /* if this win aready opened ,no need to reopen */
 871         if (dev_drv->win[win_id]->state)
 872                 return 0;
 873         else
 874                 dev_drv->ops->open(dev_drv, win_id, 1);
 875         return 0;
 876 }
 877
 878 static int rk_fb_close(struct fb_info *info, int user)
 879 {
 880         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
 881         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
 882         struct rk_lcdc_win *win = NULL;
 883         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 884
 885         if (win_id >= 0) {
 886                 win = dev_drv->win[win_id];
 887                 if (fb_par->state)
 888                         fb_par->state--;
 889                 if (!fb_par->state) {
 890                         if (fb_par->fb_phy_base > 0)
 891                                 info->fix.smem_start = fb_par->fb_phy_base;
 892                         info->var.xres = dev_drv->screen0->mode.xres;
 893                         info->var.yres = dev_drv->screen0->mode.yres;
 894                         /*
 895                         info->var.grayscale |=
 896                             (info->var.xres << 8) + (info->var.yres << 20);
 897                         */
 898                         info->var.xres_virtual = info->var.xres;
 899                         info->var.yres_virtual = info->var.yres;
 900 #if defined(CONFIG_LOGO_LINUX_BMP)
 901                         info->var.bits_per_pixel = 32;
 902 #else
 903                         info->var.bits_per_pixel = 16;
 904 #endif
 905                         info->fix.line_length =
 906                             (info->var.xres_virtual) * (info->var.bits_per_pixel >> 3);
 907                         info->var.width = dev_drv->screen0->width;
 908                         info->var.height = dev_drv->screen0->height;
 909                         info->var.pixclock = dev_drv->pixclock;
 910                         info->var.left_margin = dev_drv->screen0->mode.left_margin;
 911                         info->var.right_margin = dev_drv->screen0->mode.right_margin;
 912                         info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
 913                         info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
 914                         info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 915                         info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 916                 }
 917         }
 918
 919         return 0;
 920 }
 921
 922 #if defined(FB_ROATE_BY_KERNEL)
 923
 924 #if defined(CONFIG_RK29_IPP)
 925 static int get_ipp_format(int fmt)
 926 {
 927         int ipp_fmt = IPP_XRGB_8888;
 928         switch (fmt) {
 929         case HAL_PIXEL_FORMAT_RGBX_8888:
 930         case HAL_PIXEL_FORMAT_RGBA_8888:
 931         case HAL_PIXEL_FORMAT_BGRA_8888:
 932         case HAL_PIXEL_FORMAT_RGB_888:
 933                 ipp_fmt = IPP_XRGB_8888;
 934                 break;
 935         case HAL_PIXEL_FORMAT_RGB_565:
 936                 ipp_fmt = IPP_RGB_565;
 937                 break;
 938         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
 939                 ipp_fmt = IPP_Y_CBCR_H2V1;
 940                 break;
 941         case HAL_PIXEL_FORMAT_YCrCb_NV12:
 942                 ipp_fmt = IPP_Y_CBCR_H2V2;
 943                 break;
 944         case HAL_PIXEL_FORMAT_YCrCb_444:
 945                 ipp_fmt = IPP_Y_CBCR_H1V1;
 946                 break;
 947         default:
 948                 ipp_fmt = IPP_IMGTYPE_LIMIT;
 949                 break;
 950         }
 951
 952         return ipp_fmt;
 953 }
 954
 955 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
 956                           int rotation, int fmt)
 957 {
 958         int align16 = 2;
 959         int align64 = 8;
 960
 961         if (fmt == IPP_XRGB_8888) {
 962                 align16 = 1;
 963                 align64 = 2;
 964         } else if (fmt == IPP_RGB_565) {
 965                 align16 = 1;
 966                 align64 = 4;
 967         } else {
 968                 align16 = 2;
 969                 align64 = 8;
 970         }
 971         align16 -= 1;           /*for YUV, 1 */
 972         align64 -= 1;           /*for YUV, 7 */
 973
 974         if (rotation == IPP_ROT_0) {
 975                 if (fmt > IPP_RGB_565) {
 976                         if ((*dst_w & 1) != 0)
 977                                 *dst_w = *dst_w + 1;
 978                         if ((*dst_h & 1) != 0)
 979                                 *dst_h = *dst_h + 1;
 980                         if (*dst_vir_w < *dst_w)
 981                                 *dst_vir_w = *dst_w;
 982                 }
 983         } else {
 984                 if ((*dst_w & align64) != 0)
 985                         *dst_w = (*dst_w + align64) & (~align64);
 986                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
 987                         *dst_h = *dst_h + 1;
 988                 if (*dst_vir_w < *dst_w)
 989                         *dst_vir_w = *dst_w;
 990         }
 991 }
 992
 993 static void fb_copy_by_ipp(struct fb_info *dst_info,
 994                                 struct fb_info *src_info)
 995 {
 996         struct rk29_ipp_req ipp_req;
 997         uint32_t rotation = 0;
 998         int dst_w, dst_h, dst_vir_w;
 999         int ipp_fmt;
1000         u8 data_format = (dst_info->var.nonstd) & 0xff;
1001         struct rk_fb_par *fb_par = (struct rk_fb_par *)dst_info->par;
1002         struct rk_lcdc_driver *ext_dev_drv = fb_par->lcdc_drv;
1003         u16 orientation = ext_dev_drv->rotate_mode;
1004
1005         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
1006
1007         switch (orientation) {
1008         case 0:
1009                 rotation = IPP_ROT_0;
1010                 break;
1011         case ROTATE_90:
1012                 rotation = IPP_ROT_90;
1013                 break;
1014         case ROTATE_180:
1015                 rotation = IPP_ROT_180;
1016                 break;
1017         case ROTATE_270:
1018                 rotation = IPP_ROT_270;
1019                 break;
1020         default:
1021                 rotation = IPP_ROT_270;
1022                 break;
1023         }
1024
1025         dst_w = dst_info->var.xres;
1026         dst_h = dst_info->var.yres;
1027         dst_vir_w = dst_info->var.xres_virtual;
1028         ipp_fmt = get_ipp_format(data_format);
1029         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
1030         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
1031         ipp_req.src0.w = src_info->var.xres;
1032         ipp_req.src0.h = src_info->var.yres;
1033         ipp_req.src_vir_w = src_info->var.xres_virtual;
1034         ipp_req.src0.fmt = ipp_fmt;
1035
1036         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
1037         ipp_req.dst0.w = dst_w;
1038         ipp_req.dst0.h = dst_h;
1039         ipp_req.dst_vir_w = dst_vir_w;
1040         ipp_req.dst0.fmt = ipp_fmt;
1041
1042         ipp_req.timeout = 100;
1043         ipp_req.flag = rotation;
1044         ipp_blit_sync(&ipp_req);
1045 }
1046
1047 #endif
1048
1049 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1050 static int get_rga_format(int fmt)
1051 {
1052         int rga_fmt = 0;
1053
1054         switch (fmt) {
1055         case XBGR888:
1056                 rga_fmt = RK_FORMAT_RGBX_8888;
1057                 break;
1058         case ABGR888:
1059                 rga_fmt = RK_FORMAT_RGBA_8888;
1060                 break;
1061         case ARGB888:
1062                 rga_fmt = RK_FORMAT_BGRA_8888;
1063                 break;
1064         case RGB888:
1065                 rga_fmt = RK_FORMAT_RGB_888;
1066                 break;
1067         case RGB565:
1068                 rga_fmt = RK_FORMAT_RGB_565;
1069                 break;
1070         case YUV422:
1071                 rga_fmt = RK_FORMAT_YCbCr_422_SP;
1072                 break;
1073         case YUV420:
1074                 rga_fmt = RK_FORMAT_YCbCr_420_SP;
1075                 break;
1076         default:
1077                 rga_fmt = RK_FORMAT_RGBA_8888;
1078                 break;
1079         }
1080
1081         return rga_fmt;
1082 }
1083
1084 static void rga_win_check(struct rk_lcdc_win *dst_win,
1085                           struct rk_lcdc_win *src_win)
1086 {
1087         int format = 0;
1088
1089         format = get_rga_format(src_win->area[0].format);
1090         /* width and height must be even number */
1091         if (format >= RK_FORMAT_YCbCr_422_SP &&
1092             format <= RK_FORMAT_YCrCb_420_P) {
1093                 if ((src_win->area[0].xact % 2) != 0)
1094                         src_win->area[0].xact += 1;
1095                 if ((src_win->area[0].yact % 2) != 0)
1096                         src_win->area[0].yact += 1;
1097         }
1098         if (src_win->area[0].xvir < src_win->area[0].xact)
1099                 src_win->area[0].xvir = src_win->area[0].xact;
1100         if (src_win->area[0].yvir < src_win->area[0].yact)
1101                 src_win->area[0].yvir = src_win->area[0].yact;
1102
1103         format = get_rga_format(dst_win->area[0].format);
1104         if (format >= RK_FORMAT_YCbCr_422_SP &&
1105             format <= RK_FORMAT_YCrCb_420_P) {
1106                 if ((dst_win->area[0].xact % 2) != 0)
1107                         dst_win->area[0].xact += 1;
1108                 if ((dst_win->area[0].yact % 2) != 0)
1109                         dst_win->area[0].yact += 1;
1110         }
1111         if (dst_win->area[0].xvir < dst_win->area[0].xact)
1112                 dst_win->area[0].xvir = dst_win->area[0].xact;
1113         if (dst_win->area[0].yvir < dst_win->area[0].yact)
1114                 dst_win->area[0].yvir = dst_win->area[0].yact;
1115 }
1116
1117 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
1118                             struct rk_lcdc_win *src_win,
1119                             u16 orientation, int iommu_en)
1120 {
1121         struct rga_req Rga_Request;
1122         long ret = 0;
1123         /* int fd = 0; */
1124
1125         memset(&Rga_Request, 0, sizeof(Rga_Request));
1126         rga_win_check(dst_win, src_win);
1127
1128         switch (orientation) {
1129         case ROTATE_90:
1130                 Rga_Request.rotate_mode = 1;
1131                 Rga_Request.sina = 65536;
1132                 Rga_Request.cosa = 0;
1133                 Rga_Request.dst.act_w = dst_win->area[0].yact;
1134                 Rga_Request.dst.act_h = dst_win->area[0].xact;
1135                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1136                 Rga_Request.dst.y_offset = 0;
1137                 break;
1138         case ROTATE_180:
1139                 Rga_Request.rotate_mode = 1;
1140                 Rga_Request.sina = 0;
1141                 Rga_Request.cosa = -65536;
1142                 Rga_Request.dst.act_w = dst_win->area[0].xact;
1143                 Rga_Request.dst.act_h = dst_win->area[0].yact;
1144                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1145                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1146                 break;
1147         case ROTATE_270:
1148                 Rga_Request.rotate_mode = 1;
1149                 Rga_Request.sina = -65536;
1150                 Rga_Request.cosa = 0;
1151                 Rga_Request.dst.act_w = dst_win->area[0].yact;
1152                 Rga_Request.dst.act_h = dst_win->area[0].xact;
1153                 Rga_Request.dst.x_offset = 0;
1154                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1155                 break;
1156         default:
1157                 Rga_Request.rotate_mode = 0;
1158                 Rga_Request.dst.act_w = dst_win->area[0].xact;
1159                 Rga_Request.dst.act_h = dst_win->area[0].yact;
1160                 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1161                 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1162                 break;
1163         }
1164
1165 /*
1166         fd = ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1167         Rga_Request.src.yrgb_addr = fd;
1168         fd = ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1169         Rga_Request.dst.yrgb_addr = fd;
1170 */
1171         Rga_Request.src.yrgb_addr = 0;
1172         Rga_Request.src.uv_addr =
1173             src_win->area[0].smem_start + src_win->area[0].y_offset;
1174         Rga_Request.src.v_addr = 0;
1175
1176         Rga_Request.dst.yrgb_addr = 0;
1177         Rga_Request.dst.uv_addr =
1178             dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1179         Rga_Request.dst.v_addr = 0;
1180
1181         Rga_Request.src.vir_w = src_win->area[0].xvir;
1182         Rga_Request.src.vir_h = src_win->area[0].yvir;
1183         Rga_Request.src.format = get_rga_format(src_win->area[0].format);
1184         Rga_Request.src.act_w = src_win->area[0].xact;
1185         Rga_Request.src.act_h = src_win->area[0].yact;
1186         Rga_Request.src.x_offset = 0;
1187         Rga_Request.src.y_offset = 0;
1188
1189         Rga_Request.dst.vir_w = dst_win->area[0].xvir;
1190         Rga_Request.dst.vir_h = dst_win->area[0].yvir;
1191         Rga_Request.dst.format = get_rga_format(dst_win->area[0].format);
1192
1193         Rga_Request.clip.xmin = 0;
1194         Rga_Request.clip.xmax = dst_win->area[0].xact - 1;
1195         Rga_Request.clip.ymin = 0;
1196         Rga_Request.clip.ymax = dst_win->area[0].yact - 1;
1197         Rga_Request.scale_mode = 0;
1198 #if defined(CONFIG_ROCKCHIP_IOMMU)
1199         if (iommu_en) {
1200                 Rga_Request.mmu_info.mmu_en = 1;
1201                 Rga_Request.mmu_info.mmu_flag = 1;
1202         } else {
1203                 Rga_Request.mmu_info.mmu_en = 0;
1204                 Rga_Request.mmu_info.mmu_flag = 0;
1205         }
1206 #else
1207         Rga_Request.mmu_info.mmu_en = 0;
1208         Rga_Request.mmu_info.mmu_flag = 0;
1209 #endif
1210
1211         ret = rga_ioctl_kernel(&Rga_Request);
1212 }
1213
1214 /*
1215  * This function is used for copying fb by RGA Module
1216  * RGA only support copy RGB to RGB
1217  * RGA2 support copy RGB to RGB and YUV to YUV
1218  */
1219 static void fb_copy_by_rga(struct fb_info *dst_info,
1220                                 struct fb_info *src_info)
1221 {
1222         struct rk_fb_par *src_fb_par = (struct rk_fb_par *)src_info->par;
1223         struct rk_fb_par *dst_fb_par = (struct rk_fb_par *)dst_info->par;
1224         struct rk_lcdc_driver *dev_drv = src_fb_par->lcdc_drv;
1225         struct rk_lcdc_driver *ext_dev_drv = dst_fb_par->lcdc_drv;
1226         int win_id = 0, ext_win_id;
1227         struct rk_lcdc_win *src_win, *dst_win;
1228
1229         win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1230         src_win = dev_drv->win[win_id];
1231
1232         ext_win_id =
1233             ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1234         dst_win = ext_dev_drv->win[ext_win_id];
1235
1236         win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode,
1237                         ext_dev_drv->iommu_enabled);
1238 }
1239 #endif
1240
1241 static int rk_fb_rotate(struct fb_info *dst_info,
1242                           struct fb_info *src_info)
1243 {
1244
1245 #if defined(CONFIG_RK29_IPP)
1246         fb_copy_by_ipp(dst_info, src_info);
1247 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1248         fb_copy_by_rga(dst_info, src_info);
1249 #else
1250         return -1;
1251 #endif
1252         return 0;
1253 }
1254
1255 static int __maybe_unused rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1256                                             struct rk_lcdc_win *src_win,
1257                                             u16 rotate, int iommu_en)
1258 {
1259 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1260         win_copy_by_rga(dst_win, src_win, rotate, iommu_en);
1261 #else
1262         return -1;
1263 #endif
1264         return 0;
1265 }
1266
1267 #endif
1268
1269 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1270                              struct fb_info *info)
1271 {
1272         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1273         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1274         struct fb_fix_screeninfo *fix = &info->fix;
1275         int win_id = 0;
1276         struct rk_lcdc_win *win = NULL;
1277         struct rk_screen *screen = dev_drv->cur_screen;
1278         u32 xoffset = var->xoffset;
1279         u32 yoffset = var->yoffset;
1280         u32 xvir = var->xres_virtual;
1281         u8 pixel_width;
1282         u32 vir_width_bit;
1283         u32 stride, uv_stride;
1284         u32 stride_32bit_1;
1285         u32 stride_32bit_2;
1286         u16 uv_x_off, uv_y_off, uv_y_act;
1287         u8 is_pic_yuv = 0;
1288
1289         if (dev_drv->suspend_flag)
1290                 return 0;
1291         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1292         if (win_id < 0)
1293                 return -ENODEV;
1294         else
1295                 win = dev_drv->win[win_id];
1296
1297         pixel_width = rk_fb_pixel_width(win->area[0].format);
1298         vir_width_bit = pixel_width * xvir;
1299         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1300         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1301
1302         switch (win->area[0].format) {
1303         case YUV422:
1304         case YUV422_A:
1305                 is_pic_yuv = 1;
1306                 stride = stride_32bit_1;
1307                 uv_stride = stride_32bit_1 >> 1;
1308                 uv_x_off = xoffset >> 1;
1309                 uv_y_off = yoffset;
1310                 fix->line_length = stride;
1311                 uv_y_act = win->area[0].yact >> 1;
1312                 break;
1313         case YUV420:            /* nv12 */
1314         case YUV420_NV21:       /* nv21 */
1315         case YUV420_A:
1316                 is_pic_yuv = 1;
1317                 stride = stride_32bit_1;
1318                 uv_stride = stride_32bit_1;
1319                 uv_x_off = xoffset;
1320                 uv_y_off = yoffset >> 1;
1321                 fix->line_length = stride;
1322                 uv_y_act = win->area[0].yact >> 1;
1323                 break;
1324         case YUV444:
1325         case YUV444_A:
1326                 is_pic_yuv = 1;
1327                 stride = stride_32bit_1;
1328                 uv_stride = stride_32bit_2;
1329                 uv_x_off = xoffset * 2;
1330                 uv_y_off = yoffset;
1331                 fix->line_length = stride << 2;
1332                 uv_y_act = win->area[0].yact;
1333                 break;
1334         default:
1335                 stride = stride_32bit_1;        /* default rgb */
1336                 fix->line_length = stride;
1337                 break;
1338         }
1339
1340         /* x y mirror ,jump line */
1341         if ((screen->y_mirror == 1) ||
1342             (win->mirror_en == 1)) {
1343                 if (screen->interlace == 1) {
1344                         win->area[0].y_offset = yoffset * stride * 2 +
1345                             ((win->area[0].yact - 1) * 2 + 1) * stride +
1346                             xoffset * pixel_width / 8;
1347                 } else {
1348                         win->area[0].y_offset = yoffset * stride +
1349                             (win->area[0].yact - 1) * stride +
1350                             xoffset * pixel_width / 8;
1351                 }
1352         } else {
1353                 if (screen->interlace == 1) {
1354                         win->area[0].y_offset =
1355                             yoffset * stride * 2 + xoffset * pixel_width / 8;
1356                 } else {
1357                         win->area[0].y_offset =
1358                             yoffset * stride + xoffset * pixel_width / 8;
1359                 }
1360         }
1361         if (is_pic_yuv == 1) {
1362                 if ((screen->y_mirror == 1) ||
1363                     (win->mirror_en == 1)) {
1364                         if (screen->interlace == 1) {
1365                                 win->area[0].c_offset =
1366                                     uv_y_off * uv_stride * 2 +
1367                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
1368                                     uv_x_off * pixel_width / 8;
1369                         } else {
1370                                 win->area[0].c_offset = uv_y_off * uv_stride +
1371                                     (uv_y_act - 1) * uv_stride +
1372                                     uv_x_off * pixel_width / 8;
1373                         }
1374                 } else {
1375                         if (screen->interlace == 1) {
1376                                 win->area[0].c_offset =
1377                                     uv_y_off * uv_stride * 2 +
1378                                     uv_x_off * pixel_width / 8;
1379                         } else {
1380                                 win->area[0].c_offset =
1381                                     uv_y_off * uv_stride +
1382                                     uv_x_off * pixel_width / 8;
1383                         }
1384                 }
1385         }
1386
1387         win->area[0].smem_start = fix->smem_start;
1388         win->area[0].cbr_start = fix->mmio_start;
1389         win->area[0].state = 1;
1390         win->area_num = 1;
1391
1392         dev_drv->ops->pan_display(dev_drv, win_id);
1393
1394 #ifdef  CONFIG_FB_MIRRORING
1395         if (video_data_to_mirroring)
1396                 video_data_to_mirroring(info, NULL);
1397 #endif
1398         /*if not want the config effect,set reserved[3] bit[0] 1*/
1399         if (likely((var->reserved[3] & 0x1) == 0))
1400                 dev_drv->ops->cfg_done(dev_drv);
1401
1402         return 0;
1403 }
1404
1405 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1406 {
1407         int i, j;
1408
1409         i = list_empty(&dev_drv->update_regs_list);
1410         j = list_empty(&dev_drv->saved_list);
1411         return i == j ? 0 : 1;
1412 }
1413
1414 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1415 {
1416         int err = sync_fence_wait(fence, 1000);
1417
1418         if (err >= 0)
1419                 return;
1420
1421         if (err == -ETIME)
1422                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1423
1424         if (err < 0)
1425                 printk("error waiting on fence\n");
1426 }
1427 #if 0
1428 static int rk_fb_copy_from_loader(struct fb_info *info)
1429 {
1430         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1431         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1432         void *dst = info->screen_base;
1433         u32 dsp_addr[4];
1434         u32 src;
1435         u32 i,size;
1436         int win_id;
1437         struct rk_lcdc_win *win;
1438
1439         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1440         win = dev_drv->win[win_id];
1441         size = (win->area[0].xact) * (win->area[0].yact) << 2;
1442         dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1443         src = dsp_addr[win_id];
1444         dev_info(info->dev, "copy fb data %d x %d  from  dst_addr:%08x\n",
1445                  win->area[0].xact, win->area[0].yact, src);
1446         for (i = 0; i < size; i += PAGE_SIZE) {
1447                 void *page = phys_to_page(i + src);
1448                 void *from_virt = kmap(page);
1449                 void *to_virt = dst + i;
1450                 memcpy(to_virt, from_virt, PAGE_SIZE);
1451         }
1452         dev_drv->ops->direct_set_addr(dev_drv, win_id,
1453                                       info->fix.smem_start);
1454         return 0;
1455 }
1456 #endif
1457 #ifdef CONFIG_ROCKCHIP_IOMMU
1458 static int g_last_addr[5][4];
1459 static int g_now_config_addr[5][4];
1460 static int g_last_state[5][4];
1461 static int g_now_config_state[5][4];
1462 int g_last_timeout;
1463 u32 freed_addr[10];
1464 u32 freed_index;
1465
1466 #define DUMP_CHUNK 256
1467 char buf[PAGE_SIZE];
1468
1469 int rk_fb_sysmmu_fault_handler(struct device *dev,
1470                                enum rk_iommu_inttype itype,
1471                                unsigned long pgtable_base,
1472                                unsigned long fault_addr, unsigned int status)
1473 {
1474         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1475         int i = 0, j = 0;
1476         static int page_fault_cnt;
1477         if ((page_fault_cnt++) >= 10)
1478                 return 0;
1479         pr_err
1480             ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1481              fault_addr, pgtable_base, status);
1482         pr_info("last config addr:\n");
1483         for (i = 0; i < 4; i++) {
1484                 for (j = 0; j < 4; j++)
1485                         pr_info("win[%d],area[%d] = 0x%08x\n",
1486                                 i, j, g_last_addr[i][j]);
1487         }
1488         pr_info("last freed buffer:\n");
1489         for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1490                 printk("%d:0x%08x\n", i, freed_addr[i]);
1491         printk("last timeout:%d\n", g_last_timeout);
1492         dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1493         for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1494                 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1495                         char c = buf[i + DUMP_CHUNK];
1496                         buf[i + DUMP_CHUNK] = 0;
1497                         pr_cont("%s", buf + i);
1498                         buf[i + DUMP_CHUNK] = c;
1499                 } else {
1500                         buf[PAGE_SIZE - 1] = 0;
1501                         pr_cont("%s", buf + i);
1502                 }
1503         }
1504
1505         return 0;
1506 }
1507 #endif
1508
1509 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1510                         struct rk_fb_reg_win_data *reg_win_data)
1511 {
1512         int i, index_buf;
1513         struct rk_fb_reg_area_data *area_data;
1514         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1515
1516         for (i = 0; i < reg_win_data->area_num; i++) {
1517                 area_data = &reg_win_data->reg_area_data[i];
1518                 index_buf = area_data->index_buf;
1519 #if defined(CONFIG_ROCKCHIP_IOMMU)
1520                 if (dev_drv->iommu_enabled) {
1521                         if ((rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
1522                              (area_data->ion_handle != NULL))
1523                                 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1524                                                 area_data->ion_handle);
1525                         freed_addr[freed_index++] = area_data->smem_start;
1526                 }
1527 #endif
1528                 if (area_data->ion_handle != NULL)
1529                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1530
1531                 if (area_data->acq_fence)
1532                         sync_fence_put(area_data->acq_fence);
1533         }
1534         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1535 }
1536
1537 static void rk_fb_update_win(struct rk_lcdc_driver *dev_drv,
1538                                 struct rk_lcdc_win *win,
1539                                 struct rk_fb_reg_win_data *reg_win_data)
1540 {
1541         int i = 0;
1542         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
1543         struct rk_screen *cur_screen;
1544         struct rk_screen primary_screen;
1545
1546         if (unlikely(!inf) || unlikely(!dev_drv) ||
1547             unlikely(!win) || unlikely(!reg_win_data))
1548                 return;
1549
1550         cur_screen = dev_drv->cur_screen;
1551         rk_fb_get_prmry_screen(&primary_screen);
1552
1553         win->area_num = reg_win_data->area_num;
1554         win->id = reg_win_data->win_id;
1555         win->z_order = reg_win_data->z_order;
1556
1557         if (reg_win_data->reg_area_data[0].smem_start > 0) {
1558                 win->state = 1;
1559                 win->area_num = reg_win_data->area_num;
1560                 win->id = reg_win_data->win_id;
1561                 win->z_order = reg_win_data->z_order;
1562                 win->area[0].uv_vir_stride =
1563                     reg_win_data->reg_area_data[0].uv_vir_stride;
1564                 win->area[0].cbr_start =
1565                     reg_win_data->reg_area_data[0].cbr_start;
1566                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1567                 win->alpha_en = reg_win_data->alpha_en;
1568                 win->alpha_mode = reg_win_data->alpha_mode;
1569                 win->g_alpha_val = reg_win_data->g_alpha_val;
1570                 win->mirror_en = reg_win_data->mirror_en;
1571                 win->area[0].fbdc_en =
1572                         reg_win_data->reg_area_data[0].fbdc_en;
1573                 win->area[0].fbdc_cor_en =
1574                         reg_win_data->reg_area_data[0].fbdc_cor_en;
1575                 win->area[0].fbdc_data_format =
1576                         reg_win_data->reg_area_data[0].fbdc_data_format;
1577                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1578                         if (reg_win_data->reg_area_data[i].smem_start > 0) {
1579                                 win->area[i].format =
1580                                         reg_win_data->reg_area_data[i].data_format;
1581                                 if (inf->disp_policy != DISPLAY_POLICY_BOX)
1582                                         win->area[i].ion_hdl =
1583                                         reg_win_data->reg_area_data[i].ion_handle;
1584                                 win->area[i].smem_start =
1585                                         reg_win_data->reg_area_data[i].smem_start;
1586                                 if (inf->disp_mode == DUAL ||
1587                                     inf->disp_mode == NO_DUAL ||
1588                                     inf->disp_policy == DISPLAY_POLICY_BOX) {
1589                                         win->area[i].xpos =
1590                                                 reg_win_data->reg_area_data[i].xpos;
1591                                         win->area[i].ypos =
1592                                                 reg_win_data->reg_area_data[i].ypos;
1593                                         win->area[i].xsize =
1594                                                 reg_win_data->reg_area_data[i].xsize;
1595                                         win->area[i].ysize =
1596                                                 reg_win_data->reg_area_data[i].ysize;
1597                                 } else {
1598                                         win->area[i].xpos =
1599                                                 reg_win_data->reg_area_data[i].xpos *
1600                                                 cur_screen->mode.xres /
1601                                                 primary_screen.mode.xres;
1602                                         win->area[i].ypos =
1603                                                 reg_win_data->reg_area_data[i].ypos *
1604                                                 cur_screen->mode.yres /
1605                                                 primary_screen.mode.yres;
1606                                         win->area[i].xsize =
1607                                                 reg_win_data->reg_area_data[i].xsize *
1608                                                 cur_screen->mode.xres /
1609                                                 primary_screen.mode.xres;
1610                                         win->area[i].ysize =
1611                                                 reg_win_data->reg_area_data[i].ysize *
1612                                                 cur_screen->mode.yres /
1613                                                 primary_screen.mode.yres;
1614
1615                                         /* recalc display size if set hdmi scaler when at ONE_DUAL mode */
1616                                         if (inf->disp_mode == ONE_DUAL && hdmi_switch_state) {
1617                                                 if (cur_screen->xsize > 0 &&
1618                                                     cur_screen->xsize <= cur_screen->mode.xres) {
1619                                                         win->area[i].xpos =
1620                                                                 ((cur_screen->mode.xres - cur_screen->xsize) >> 1) +
1621                                                                 cur_screen->xsize * win->area[i].xpos / cur_screen->mode.xres;
1622                                                         win->area[i].xsize =
1623                                                                 win->area[i].xsize * cur_screen->xsize / cur_screen->mode.xres;
1624                                                 }
1625                                                 if (cur_screen->ysize > 0 && cur_screen->ysize <= cur_screen->mode.yres) {
1626                                                         win->area[i].ypos =
1627                                                                 ((cur_screen->mode.yres - cur_screen->ysize) >> 1) +
1628                                                                 cur_screen->ysize * win->area[i].ypos / cur_screen->mode.yres;
1629                                                         win->area[i].ysize =
1630                                                                 win->area[i].ysize * cur_screen->ysize / cur_screen->mode.yres;
1631                                                 }
1632                                         }
1633                                 }
1634                                 win->area[i].xact =
1635                                     reg_win_data->reg_area_data[i].xact;
1636                                 win->area[i].yact =
1637                                     reg_win_data->reg_area_data[i].yact;
1638                                 win->area[i].xvir =
1639                                     reg_win_data->reg_area_data[i].xvir;
1640                                 win->area[i].yvir =
1641                                     reg_win_data->reg_area_data[i].yvir;
1642                                 win->area[i].xoff =
1643                                     reg_win_data->reg_area_data[i].xoff;
1644                                 win->area[i].yoff =
1645                                     reg_win_data->reg_area_data[i].yoff;
1646                                 win->area[i].y_offset =
1647                                     reg_win_data->reg_area_data[i].y_offset;
1648                                 win->area[i].y_vir_stride =
1649                                     reg_win_data->reg_area_data[i].y_vir_stride;
1650                                 win->area[i].state = 1;
1651 #if defined(CONFIG_ROCKCHIP_IOMMU)
1652                                 if (dev_drv->iommu_enabled) {
1653                                         g_now_config_addr[win->id][i] =
1654                                                 win->area[i].smem_start +
1655                                                 win->area[i].y_offset;
1656                                         g_now_config_state[win->id][i] = 1;
1657                                 }
1658 #endif
1659                         } else {
1660                                 win->area[i].state = 0;
1661 #if defined(CONFIG_ROCKCHIP_IOMMU)
1662                                 if (dev_drv->iommu_enabled) {
1663                                         g_now_config_addr[win->id][i] = 0;
1664                                         g_now_config_state[win->id][i] = 0;
1665                                 }
1666 #endif
1667                         }
1668                 }
1669         }
1670 }
1671
1672 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1673                                                      *regs, int win_id)
1674 {
1675         int i;
1676         struct rk_fb_reg_win_data *win_data = NULL;
1677         for (i = 0; i < regs->win_num; i++) {
1678                 if (regs->reg_win_data[i].win_id == win_id) {
1679                         win_data = &(regs->reg_win_data[i]);
1680                         break;
1681                 }
1682         }
1683
1684         return win_data;
1685 }
1686
1687 static int rk_fb_reg_effect(struct rk_lcdc_driver *dev_drv,
1688                              struct rk_fb_reg_data *regs,
1689                              int count)
1690 {
1691         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1692         int i, j, wait_for_vsync = false;
1693         unsigned int dsp_addr[5][4];
1694         int win_status = 0;
1695
1696         if (dev_drv->ops->get_dsp_addr)
1697                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1698
1699         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1700                 if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
1701                     (!strcmp(dev_drv->win[i]->name, "hwc")))
1702                         continue;
1703
1704                 for (j = 0;j < RK_WIN_MAX_AREA; j++) {
1705                         if ((j > 0) && (dev_drv->area_support[i] == 1)) {
1706                                 continue;
1707                         }
1708                         if (dev_drv->win[i]->area[j].state == 1) {
1709                                 u32 new_start =
1710                                         dev_drv->win[i]->area[j].smem_start +
1711                                         dev_drv->win[i]->area[j].y_offset;
1712                                 u32 reg_start = dsp_addr[i][j];
1713                                 if ((rk_fb->disp_policy ==
1714                                         DISPLAY_POLICY_BOX) &&
1715                                         (dev_drv->suspend_flag))
1716                                         continue;
1717                                 if (unlikely(new_start != reg_start)) {
1718                                         wait_for_vsync = true;
1719                                         dev_info(dev_drv->dev,
1720                                                  "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1721                                                  i, new_start, reg_start, 101 - count);
1722                                         break;
1723                                 }
1724                         } else if (dev_drv->win[i]->area[j].state == 0) {
1725                                 if (dev_drv->ops->get_win_state) {
1726                                         win_status =
1727                                         dev_drv->ops->get_win_state(dev_drv, i, j);
1728                                         if (win_status)
1729                                                 wait_for_vsync = true;
1730                                 }
1731                         } else {
1732                                 pr_err("!!!win[%d]state:%d,error!!!\n",
1733                                        i, dev_drv->win[i]->state);
1734                         }
1735                 }
1736         }
1737
1738         return wait_for_vsync;
1739 }
1740
1741 static int rk_fb_iommu_page_fault_dump(struct rk_lcdc_driver *dev_drv)
1742 {
1743         int i, j, state, page_fault = 0;
1744         unsigned int dsp_addr[5][4];
1745
1746         if (dev_drv->ops->extern_func) {
1747                 dev_drv->ops->extern_func(dev_drv, UNMASK_PAGE_FAULT);
1748                 page_fault = dev_drv->ops->extern_func(dev_drv, GET_PAGE_FAULT);
1749         }
1750         if (page_fault) {
1751                 pr_info("last config:\n");
1752                 for(i = 0; i < dev_drv->lcdc_win_num; i++) {
1753                         for(j = 0; j < RK_WIN_MAX_AREA; j++) {
1754                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1755                                         continue;
1756                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1757                                         i, j, g_last_state[i][j], g_last_addr[i][j]);
1758                         }
1759                 }
1760
1761                 pr_info("last freed buffer:\n");
1762                 for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1763                         pr_info("%d:0x%08x\n", i, freed_addr[i]);
1764
1765                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1766                 pr_info("vop now state:\n");
1767                 for(i = 0; i < dev_drv->lcdc_win_num; i++) {
1768                         for(j = 0; j < RK_WIN_MAX_AREA; j++) {
1769                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1770                                         continue;
1771                                 state = dev_drv->ops->get_win_state(dev_drv, i, j);
1772                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1773                                         i, j, state, dsp_addr[i][j]);
1774                     }
1775                 }
1776                 pr_info("now config:\n");
1777                 for(i = 0; i < dev_drv->lcdc_win_num; i++) {
1778                         for(j = 0; j < RK_WIN_MAX_AREA; j++) {
1779                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1780                                         continue;
1781                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1782                                         i, j, g_now_config_state[i][j],
1783                                         g_now_config_addr[i][j]);
1784                         }
1785                 }
1786                 for (i = 0; i < DUMP_FRAME_NUM; i++)
1787                         rk_fb_config_debug(dev_drv, &(dev_drv->tmp_win_cfg[i]),
1788                                            &(dev_drv->tmp_regs[i]), 0);
1789         }
1790
1791         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1792                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1793                         if ((j > 0) && (dev_drv->area_support[i] == 1))
1794                                 continue;
1795                         g_last_addr[i][j] = g_now_config_addr[i][j];
1796                         g_last_state[i][j] = g_now_config_state[i][j];
1797                 }
1798         }
1799
1800         return page_fault;
1801 }
1802 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1803                              struct rk_fb_reg_data *regs)
1804 {
1805         int i, j;
1806         struct rk_lcdc_win *win;
1807         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1808         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1809         struct rk_fb_reg_win_data *win_data;
1810         bool wait_for_vsync;
1811         int count = 100;
1812         long timeout;
1813         int pagefault = 0;
1814         /* acq_fence wait */
1815         for (i = 0; i < regs->win_num; i++) {
1816                 win_data = &regs->reg_win_data[i];
1817                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1818                         if (win_data->reg_area_data[j].acq_fence) {
1819                                 /* printk("acq_fence wait!!!!!\n"); */
1820                                 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1821                         }
1822                 }
1823         }
1824
1825         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1826                 win = dev_drv->win[i];
1827                 win_data = rk_fb_get_win_data(regs, i);
1828                 if (win_data) {
1829                         if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
1830                             (win_data->reg_area_data[0].data_format == YUV420 ||
1831                              win_data->reg_area_data[0].data_format == YUV420_NV21 ||
1832                              win_data->reg_area_data[0].data_format == YUV420_A))
1833                                 continue;
1834                         mutex_lock(&dev_drv->win_config);
1835                         rk_fb_update_win(dev_drv, win, win_data);
1836                         win->state = 1;
1837                         dev_drv->ops->set_par(dev_drv, i);
1838                         dev_drv->ops->pan_display(dev_drv, i);
1839                         mutex_unlock(&dev_drv->win_config);
1840                 } else {
1841                         win->z_order = -1;
1842                         win->state = 0;
1843 #if defined(CONFIG_ROCKCHIP_IOMMU)
1844                         if (dev_drv->iommu_enabled) {
1845                                 for (j = 0; j < 4; j++)
1846                                         g_now_config_addr[i][j] = 0;
1847                         }
1848 #endif
1849                 }
1850         }
1851         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1852
1853         if (rk_fb_iommu_debug > 0) {
1854                 pagefault = rk_fb_iommu_page_fault_dump(dev_drv);
1855         }
1856
1857         if (pagefault == 0) {
1858                 dev_drv->ops->cfg_done(dev_drv);
1859         } else {
1860                 sw_sync_timeline_inc(dev_drv->timeline, 1);
1861         }
1862
1863         do {
1864                 timestamp = dev_drv->vsync_info.timestamp;
1865                 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1866                                 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1867                                 msecs_to_jiffies(50));
1868
1869                 wait_for_vsync = rk_fb_reg_effect(dev_drv, regs, count);
1870         } while (wait_for_vsync && count--);
1871 #ifdef H_USE_FENCE
1872         sw_sync_timeline_inc(dev_drv->timeline, 1);
1873 #endif
1874
1875         if (dev_drv->front_regs) {
1876 #if defined(CONFIG_ROCKCHIP_IOMMU)
1877                 if (dev_drv->iommu_enabled) {
1878                         if (dev_drv->ops->mmu_en)
1879                                 dev_drv->ops->mmu_en(dev_drv);
1880                         freed_index = 0;
1881                         g_last_timeout = timeout;
1882                 }
1883 #endif
1884
1885                 mutex_lock(&dev_drv->front_lock);
1886
1887                 for (i = 0; i < dev_drv->front_regs->win_num; i++) {
1888                         win_data = &dev_drv->front_regs->reg_win_data[i];
1889                         rk_fb_free_dma_buf(dev_drv, win_data);
1890                 }
1891                 kfree(dev_drv->front_regs);
1892
1893                 mutex_unlock(&dev_drv->front_lock);
1894
1895 #if defined(CONFIG_ROCKCHIP_IOMMU)
1896                 if (dev_drv->iommu_enabled)
1897                         freed_addr[freed_index] = 0xfefefefe;
1898 #endif
1899         }
1900
1901         mutex_lock(&dev_drv->front_lock);
1902
1903         dev_drv->front_regs = regs;
1904
1905         mutex_unlock(&dev_drv->front_lock);
1906
1907         trace_buffer_dump(&fb_pdev->dev, dev_drv);
1908 }
1909
1910 static void rk_fb_update_regs_handler(struct kthread_work *work)
1911 {
1912         struct rk_lcdc_driver *dev_drv =
1913             container_of(work, struct rk_lcdc_driver, update_regs_work);
1914         struct rk_fb_reg_data *data, *next;
1915
1916         mutex_lock(&dev_drv->update_regs_list_lock);
1917         dev_drv->saved_list = dev_drv->update_regs_list;
1918         list_replace_init(&dev_drv->update_regs_list, &dev_drv->saved_list);
1919         mutex_unlock(&dev_drv->update_regs_list_lock);
1920
1921         list_for_each_entry_safe(data, next, &dev_drv->saved_list, list) {
1922                 rk_fb_update_reg(dev_drv, data);
1923                 list_del(&data->list);
1924         }
1925
1926         if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
1927                 wake_up(&dev_drv->update_regs_wait);
1928 }
1929
1930 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
1931                                   struct rk_screen *screen)
1932 {
1933         if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
1934             (area_par->xact <= 0) || (area_par->yact <= 0) ||
1935             (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1936                 pr_err("check config var fail 0:\n"
1937                        "x_offset=%d,xact=%d,xvir=%d\n",
1938                        area_par->x_offset, area_par->xact, area_par->xvir);
1939                 return -EINVAL;
1940         }
1941
1942         if ((area_par->xpos + area_par->xsize > screen->mode.xres) ||
1943             (area_par->ypos + area_par->ysize > screen->mode.yres) ||
1944             (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1945                 pr_warn("check config var fail 1:\n"
1946                        "xpos=%d,xsize=%d,xres=%d\n"
1947                        "ypos=%d,ysize=%d,yres=%d\n",
1948                        area_par->xpos, area_par->xsize, screen->mode.xres,
1949                        area_par->ypos, area_par->ysize, screen->mode.yres);
1950                 return -EINVAL;
1951         }
1952         return 0;
1953 }
1954
1955 static int rk_fb_config_debug(struct rk_lcdc_driver *dev_drv,
1956                               struct rk_fb_win_cfg_data *win_data,
1957                               struct rk_fb_reg_data *regs, u32 cmd)
1958 {
1959         int i, j;
1960         struct rk_fb_win_par *win_par;
1961         struct rk_fb_area_par *area_par;
1962         struct rk_fb_reg_win_data *reg_win_data;
1963         struct rk_fb_reg_area_data *area_data;
1964
1965         fb_dbg(cmd, "-------------frame start-------------\n");
1966         fb_dbg(cmd, "user config:\n");
1967         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1968                 win_par = &(win_data->win_par[i]);
1969                 if ((win_par->area_par[0].ion_fd <= 0) &&
1970                     (win_par->area_par[0].phy_addr <= 0))
1971                         continue;
1972                 fb_dbg(cmd, "win[%d]:z_order=%d,galhpa_v=%d\n",
1973                        win_par->win_id, win_par->z_order,
1974                        win_par->g_alpha_val);
1975                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1976                         area_par = &(win_par->area_par[j]);
1977                         if (((j > 0) && (dev_drv->area_support[i] == 1)) ||
1978                             ((win_par->area_par[j].ion_fd <= 0) &&
1979                              (win_par->area_par[j].phy_addr <= 0)))
1980                                 continue;
1981                         fb_dbg(cmd, " area[%d]:fmt=%d,ion_fd=%d,phy_add=0x%x,xoff=%d,yoff=%d\n",
1982                                j, area_par->data_format, area_par->ion_fd,
1983                                area_par->phy_addr, area_par->x_offset,
1984                                area_par->y_offset);
1985                         fb_dbg(cmd, "      xpos=%d,ypos=%d,xsize=%d,ysize=%d\n",
1986                                area_par->xpos, area_par->ypos,
1987                                area_par->xsize, area_par->ysize);
1988                         fb_dbg(cmd, "      xact=%d,yact=%d,xvir=%d,yvir=%d\n",
1989                                area_par->xact, area_par->yact,
1990                                area_par->xvir, area_par->yvir);
1991                 }
1992         }
1993
1994         fb_dbg(cmd, "regs data:\n");
1995         fb_dbg(cmd, "win_num=%d,buf_num=%d\n",
1996                regs->win_num, regs->buf_num);
1997         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1998                 reg_win_data = &(regs->reg_win_data[i]);
1999                 if (reg_win_data->reg_area_data[0].smem_start <= 0)
2000                         continue;
2001                 fb_dbg(cmd, "win[%d]:z_order=%d,area_num=%d,area_buf_num=%d\n",
2002                        reg_win_data->win_id, reg_win_data->z_order,
2003                        reg_win_data->area_num, reg_win_data->area_buf_num);
2004                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
2005                         area_data = &(reg_win_data->reg_area_data[j]);
2006                         if (((j > 0) && (dev_drv->area_support[i] == 1)) ||
2007                             (area_data->smem_start <= 0))
2008                                 continue;
2009                         fb_dbg(cmd, " area[%d]:fmt=%d,ion=%p,smem_star=0x%lx,cbr_star=0x%lx\n",
2010                                j, area_data->data_format, area_data->ion_handle,
2011                                area_data->smem_start, area_data->cbr_start);
2012                         fb_dbg(cmd, "      yoff=0x%x,coff=0x%x,area_data->buff_len=%x\n",
2013                                area_data->y_offset, area_data->c_offset,area_data->buff_len);
2014                         fb_dbg(cmd, "      xpos=%d,ypos=%d,xsize=%d,ysize=%d\n",
2015                                area_data->xpos, area_data->ypos,
2016                                area_data->xsize, area_data->ysize);
2017                         fb_dbg(cmd, "      xact=%d,yact=%d,xvir=%d,yvir=%d\n",
2018                                area_data->xact, area_data->yact,
2019                                area_data->xvir, area_data->yvir);
2020                 }
2021         }
2022         fb_dbg(cmd, "-------------frame end---------------\n");
2023
2024         return 0;
2025 }
2026 static int rk_fb_config_backup(struct rk_lcdc_driver *dev_drv,
2027                                    struct rk_fb_win_cfg_data *win_cfg,
2028                                    struct rk_fb_reg_data *regs)
2029 {
2030         int i;
2031
2032         /*2->1->0: 0 is newest*/
2033         for (i = 0; i < DUMP_FRAME_NUM - 1; i++) {
2034                 memcpy(&(dev_drv->tmp_win_cfg[DUMP_FRAME_NUM-1-i]),
2035                        &(dev_drv->tmp_win_cfg[DUMP_FRAME_NUM-2-i]),
2036                        sizeof(struct rk_fb_win_cfg_data));
2037                 memcpy(&(dev_drv->tmp_regs[DUMP_FRAME_NUM-1-i]),
2038                        &(dev_drv->tmp_regs[DUMP_FRAME_NUM-2-i]),
2039                        sizeof(struct rk_fb_reg_data));
2040         }
2041
2042         memcpy(&(dev_drv->tmp_win_cfg[0]), win_cfg,
2043                sizeof(struct rk_fb_win_cfg_data));
2044         memcpy(&(dev_drv->tmp_regs[0]), regs,
2045                sizeof(struct rk_fb_reg_data));
2046
2047         return 0;
2048 }
2049 static int rk_fb_set_win_buffer(struct fb_info *info,
2050                                 struct rk_fb_win_par *win_par,
2051                                 struct rk_fb_reg_win_data *reg_win_data)
2052 {
2053         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2054         struct fb_fix_screeninfo *fix = &info->fix;
2055         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2056         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2057         /*if hdmi size move to hwc,screen should point to cur_screen
2058           otherwise point to screen0[main screen]*/
2059         struct rk_screen *screen = dev_drv->cur_screen;/*screen0;*/
2060         struct fb_info *fbi;
2061         int i, ion_fd, acq_fence_fd;
2062         u32 xvir, yvir;
2063         u32 xoffset, yoffset;
2064
2065         struct ion_handle *hdl;
2066         size_t len;
2067         int index_buf;
2068         u8 fb_data_fmt;
2069         u8 pixel_width;
2070         u32 vir_width_bit;
2071         u32 stride, uv_stride;
2072         u32 stride_32bit_1;
2073         u32 stride_32bit_2;
2074         u16 uv_x_off, uv_y_off, uv_y_act;
2075         u8 is_pic_yuv = 0;
2076         u8 ppixel_a = 0, global_a = 0;
2077         ion_phys_addr_t phy_addr;
2078         int ret = 0;
2079         int buff_len;
2080
2081         reg_win_data->reg_area_data[0].smem_start = -1;
2082         reg_win_data->area_num = 0;
2083         fbi = rk_fb->fb[reg_win_data->win_id];
2084         if (win_par->area_par[0].phy_addr == 0) {
2085                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
2086                         ion_fd = win_par->area_par[i].ion_fd;
2087                         if (ion_fd > 0) {
2088                                 hdl =
2089                                     ion_import_dma_buf(rk_fb->ion_client,
2090                                                        ion_fd);
2091                                 if (IS_ERR(hdl)) {
2092                                         pr_info("%s: Could not import handle:"
2093                                                 " %ld\n", __func__, (long)hdl);
2094                                         return -EINVAL;
2095                                         break;
2096                                 }
2097                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
2098 #ifndef CONFIG_ROCKCHIP_IOMMU
2099                                 ret = ion_phys(rk_fb->ion_client, hdl, &phy_addr,
2100                                                 &len);
2101 #else
2102                                 if (dev_drv->iommu_enabled)
2103                                         ret = ion_map_iommu(dev_drv->dev,
2104                                                                 rk_fb->ion_client,
2105                                                                 hdl,
2106                                                                 (unsigned long *)&phy_addr,
2107                                                                 (unsigned long *)&len);
2108                                 else
2109                                         ret = ion_phys(rk_fb->ion_client, hdl,
2110                                                         &phy_addr, &len);
2111 #endif
2112                                 if (ret < 0) {
2113                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
2114                                         ion_free(rk_fb->ion_client, hdl);
2115                                         return -ENOMEM;
2116                                 }
2117                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
2118                                 reg_win_data->area_num++;
2119                                 reg_win_data->area_buf_num++;
2120                                 reg_win_data->reg_area_data[i].index_buf = 1;
2121                                 reg_win_data->reg_area_data[i].buff_len = len;
2122                         }
2123                 }
2124         } else {
2125                 reg_win_data->reg_area_data[0].smem_start =
2126                     win_par->area_par[0].phy_addr;
2127                 reg_win_data->area_num = 1;
2128                 reg_win_data->area_buf_num++;
2129                 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
2130         }
2131
2132         if (reg_win_data->area_num == 0) {
2133                 for (i = 0; i < RK_WIN_MAX_AREA; i++)
2134                         reg_win_data->reg_area_data[i].smem_start = 0;
2135                 reg_win_data->z_order = -1;
2136                 reg_win_data->win_id = -1;
2137                 return 0;
2138         }
2139
2140         for (i = 0; i < reg_win_data->area_num; i++) {
2141                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
2142                 index_buf = reg_win_data->reg_area_data[i].index_buf;
2143                 if ((acq_fence_fd > 0) && (index_buf == 1)) {
2144                         reg_win_data->reg_area_data[i].acq_fence =
2145                             sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
2146                 }
2147         }
2148         if (reg_win_data->reg_area_data[0].smem_start > 0) {
2149                 reg_win_data->z_order = win_par->z_order;
2150                 reg_win_data->win_id = win_par->win_id;
2151         } else {
2152                 reg_win_data->z_order = -1;
2153                 reg_win_data->win_id = -1;
2154         }
2155
2156         reg_win_data->mirror_en = win_par->mirror_en;
2157         for (i = 0; i < reg_win_data->area_num; i++) {
2158                 /*rk_fb_check_config_var(&win_par->area_par[i], screen);*/
2159
2160                 fb_data_fmt = rk_fb_data_fmt(win_par->area_par[i].data_format, 0);
2161                 reg_win_data->reg_area_data[i].data_format = fb_data_fmt;
2162                 if (fb_data_fmt >= FBDC_RGB_565) {
2163                         reg_win_data->reg_area_data[i].fbdc_en = 1;
2164                         reg_win_data->reg_area_data[i].fbdc_cor_en = 1;
2165                 } else {
2166                         reg_win_data->reg_area_data[i].fbdc_en = 0;
2167                         reg_win_data->reg_area_data[i].fbdc_cor_en = 0;
2168                 }
2169                 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2170
2171                 ppixel_a |= ((fb_data_fmt == ARGB888) ||
2172                              (fb_data_fmt == FBDC_ARGB_888) ||
2173                              (fb_data_fmt == FBDC_ABGR_888) ||
2174                              (fb_data_fmt == ABGR888)) ? 1 : 0;
2175                 /* visiable pos in panel */
2176                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
2177                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
2178
2179                 /* realy size in panel */
2180                 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
2181                 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
2182
2183                 /* realy size in panel */
2184                 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
2185                 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
2186
2187                 xoffset = win_par->area_par[i].x_offset;        /* buf offset */
2188                 yoffset = win_par->area_par[i].y_offset;
2189                 reg_win_data->reg_area_data[i].xoff = xoffset;
2190                 reg_win_data->reg_area_data[i].yoff = yoffset;
2191
2192                 xvir = win_par->area_par[i].xvir;
2193                 reg_win_data->reg_area_data[i].xvir = xvir;
2194                 yvir = win_par->area_par[i].yvir;
2195                 reg_win_data->reg_area_data[i].yvir = yvir;
2196
2197                 vir_width_bit = pixel_width * xvir;
2198                 /* pixel_width = byte_num*8 */
2199                 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
2200                 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
2201
2202                 stride = stride_32bit_1;        /* default rgb */
2203                 fix->line_length = stride;
2204                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
2205
2206                 /* x y mirror ,jump line
2207                  * reg_win_data->reg_area_data[i].y_offset =
2208                  *              yoffset*stride+xoffset*pixel_width/8;
2209                  */
2210                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2211                         if (screen->interlace == 1) {
2212                                 reg_win_data->reg_area_data[i].y_offset =
2213                                     yoffset * stride * 2 +
2214                                     ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
2215                                     xoffset * pixel_width / 8;
2216                         } else {
2217                                 reg_win_data->reg_area_data[i].y_offset =
2218                                     yoffset * stride +
2219                                     (reg_win_data->reg_area_data[i].yact - 1) * stride +
2220                                     xoffset * pixel_width / 8;
2221                         }
2222                 } else {
2223                         if (screen->interlace == 1) {
2224                                 reg_win_data->reg_area_data[i].y_offset =
2225                                     yoffset * stride * 2 +
2226                                     xoffset * pixel_width / 8;
2227                         } else {
2228                                 reg_win_data->reg_area_data[i].y_offset =
2229                                     yoffset * stride +
2230                                     xoffset * pixel_width / 8;
2231                         }
2232                 }
2233                 if ((fb_data_fmt != YUV420) &&
2234                     (fb_data_fmt != YUV420_NV21) &&
2235                     (fb_data_fmt != YUV422) &&
2236                     (fb_data_fmt != YUV444) &&
2237                     dev_drv->iommu_enabled) {
2238                         buff_len = reg_win_data->reg_area_data[i].y_offset +
2239                                 reg_win_data->reg_area_data[i].xvir *
2240                                 reg_win_data->reg_area_data[i].yact *
2241                                 pixel_width / 8 -
2242                                 reg_win_data->reg_area_data[i].xoff*
2243                                 pixel_width / 8;
2244                         if (buff_len > reg_win_data->reg_area_data[i].buff_len)
2245                                 pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2246                                        "yact[%d]*bpp[%d]"
2247                                        "=buff_len[0x%x]>>mmu len=0x%x\n",
2248                                        fb_data_fmt,
2249                                        reg_win_data->reg_area_data[i].xvir,
2250                                        reg_win_data->reg_area_data[i].yact,
2251                                        pixel_width, buff_len,
2252                                        reg_win_data->reg_area_data[i].buff_len);
2253                 }
2254         }
2255
2256         global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
2257         reg_win_data->alpha_en = ppixel_a | global_a;
2258         reg_win_data->g_alpha_val = win_par->g_alpha_val;
2259         reg_win_data->alpha_mode = win_par->alpha_mode;
2260
2261         switch (fb_data_fmt) {
2262         case YUV422:
2263         case YUV422_A:
2264                 is_pic_yuv = 1;
2265                 stride = stride_32bit_1;
2266                 uv_stride = stride_32bit_1 >> 1;
2267                 uv_x_off = xoffset >> 1;
2268                 uv_y_off = yoffset;
2269                 fix->line_length = stride;
2270                 uv_y_act = win_par->area_par[0].yact >> 1;
2271                 break;
2272         case YUV420:            /* nv12 */
2273         case YUV420_NV21:       /* nv21 */
2274         case YUV420_A:
2275                 is_pic_yuv = 1;
2276                 stride = stride_32bit_1;
2277                 uv_stride = stride_32bit_1;
2278                 uv_x_off = xoffset;
2279                 uv_y_off = yoffset >> 1;
2280                 fix->line_length = stride;
2281                 uv_y_act = win_par->area_par[0].yact >> 1;
2282                 break;
2283         case YUV444:
2284         case YUV444_A:
2285                 is_pic_yuv = 1;
2286                 stride = stride_32bit_1;
2287                 uv_stride = stride_32bit_2;
2288                 uv_x_off = xoffset * 2;
2289                 uv_y_off = yoffset;
2290                 fix->line_length = stride << 2;
2291                 uv_y_act = win_par->area_par[0].yact;
2292                 break;
2293         default:
2294                 break;
2295         }
2296         if (is_pic_yuv == 1) {
2297                 reg_win_data->reg_area_data[0].cbr_start =
2298                     reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2299                 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2300                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2301                         if (screen->interlace == 1) {
2302                                 reg_win_data->reg_area_data[0].c_offset =
2303                                     uv_y_off * uv_stride * 2 +
2304                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
2305                                     uv_x_off * pixel_width / 8;
2306                         } else {
2307                                 reg_win_data->reg_area_data[0].c_offset =
2308                                     uv_y_off * uv_stride +
2309                                     (uv_y_act - 1) * uv_stride +
2310                                     uv_x_off * pixel_width / 8;
2311                         }
2312                 } else {
2313                         if (screen->interlace == 1) {
2314                                 reg_win_data->reg_area_data[0].c_offset =
2315                                     uv_y_off * uv_stride * 2 +
2316                                     uv_x_off * pixel_width / 8;
2317                         } else {
2318                                 reg_win_data->reg_area_data[0].c_offset =
2319                                     uv_y_off * uv_stride +
2320                                     uv_x_off * pixel_width / 8;
2321                         }
2322                 }
2323                 buff_len = reg_win_data->reg_area_data[0].cbr_start +
2324                         reg_win_data->reg_area_data[0].c_offset +
2325                         reg_win_data->reg_area_data[0].xvir *
2326                         reg_win_data->reg_area_data[0].yact *
2327                         pixel_width / 16 -
2328                         reg_win_data->reg_area_data[0].smem_start -
2329                         reg_win_data->reg_area_data[0].xoff*
2330                         pixel_width / 16 ;
2331                 if ((buff_len > reg_win_data->reg_area_data[0].buff_len) &&
2332                      dev_drv->iommu_enabled)
2333                         pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2334                                "yact[%d]*bpp[%d]"
2335                                "=buff_len[0x%x]>>mmu len=0x%x\n",
2336                                fb_data_fmt,
2337                                reg_win_data->reg_area_data[0].xvir,
2338                                reg_win_data->reg_area_data[0].yact,
2339                                pixel_width, buff_len,
2340                                reg_win_data->reg_area_data[0].buff_len);
2341         }
2342
2343         /* record buffer information for rk_fb_disp_scale to prevent fence timeout
2344          * because rk_fb_disp_scale will call function info->fbops->fb_set_par(info);
2345          */
2346         info->var.yoffset = yoffset;
2347         info->var.xoffset = xoffset;
2348         return 0;
2349 }
2350
2351 static int rk_fb_set_win_config(struct fb_info *info,
2352                                 struct rk_fb_win_cfg_data *win_data)
2353 {
2354         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2355         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2356         struct rk_fb_reg_data *regs;
2357 #ifdef H_USE_FENCE
2358         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2359         struct sync_fence *retire_fence;
2360         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2361         struct sync_pt *retire_sync_pt;
2362         char fence_name[20];
2363 #endif
2364         int ret = 0, i, j = 0;
2365         int list_is_empty = 0;
2366         struct rk_screen *screen = dev_drv->cur_screen;
2367
2368         mutex_lock(&dev_drv->output_lock);
2369
2370         for (i = 0; i < 4; i++) {
2371                 for (j = 0; j < 4; j++) {
2372                         if (win_data->win_par[i].area_par[j].ion_fd > 0)
2373                                 ret += rk_fb_check_config_var(
2374                                         &win_data->win_par[i].area_par[j],
2375                                         screen);
2376                 }
2377         }
2378         if ((dev_drv->suspend_flag) || (dev_drv->hdmi_switch) || (ret < 0)) {
2379                 dev_drv->timeline_max++;
2380                 sw_sync_timeline_inc(dev_drv->timeline, 1);
2381                 if (dev_drv->suspend_flag)
2382                         pr_err("suspend_flag=%d\n", dev_drv->suspend_flag);
2383                 else if (dev_drv->hdmi_switch)
2384                         pr_err("hdmi switch = %d\n", dev_drv->hdmi_switch);
2385                 else
2386                         pr_err("error config ,ignore\n");
2387                 for (j = 0; j < RK_MAX_BUF_NUM; j++)
2388                         win_data->rel_fence_fd[j] = -1;
2389                 win_data->ret_fence_fd = -1;
2390                 goto err;
2391         }
2392
2393         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2394         if (!regs) {
2395                 printk(KERN_INFO "could not allocate rk_fb_reg_data\n");
2396                 ret = -ENOMEM;
2397                 goto err;
2398         }
2399
2400         for (i = 0,j = 0; i < dev_drv->lcdc_win_num; i++) {
2401                 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2402                         if (rk_fb_set_win_buffer(info, &win_data->win_par[i],
2403                                                  &regs->reg_win_data[j])) {
2404                                 ret = -ENOMEM;
2405                                 pr_info("error:%s[%d]\n", __func__,__LINE__);
2406                                 goto err2;
2407                         }
2408                         if (regs->reg_win_data[j].area_num > 0) {
2409                                 regs->win_num++;
2410                                 regs->buf_num +=
2411                                     regs->reg_win_data[j].area_buf_num;
2412                         }
2413                         j++;
2414                 } else {
2415                         printk(KERN_INFO "error:win_id bigger than lcdc_win_num\n");
2416                         printk(KERN_INFO "i=%d,win_id=%d\n", i,
2417                                win_data->win_par[i].win_id);
2418                 }
2419         }
2420
2421         if (regs->win_num <= 0)
2422                 goto err_null_frame;
2423
2424         dev_drv->timeline_max++;
2425 #ifdef H_USE_FENCE
2426         win_data->ret_fence_fd = get_unused_fd();
2427         if (win_data->ret_fence_fd < 0) {
2428                 pr_err("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2429                 win_data->ret_fence_fd = -1;
2430                 ret = -EFAULT;
2431                 goto err2;
2432         }
2433         for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2434                 if (i < regs->buf_num) {
2435                         sprintf(fence_name, "fence%d", i);
2436                         win_data->rel_fence_fd[i] = get_unused_fd();
2437                         if (win_data->rel_fence_fd[i] < 0) {
2438                                 printk(KERN_INFO "rel_fence_fd=%d\n",
2439                                        win_data->rel_fence_fd[i]);
2440                                 ret = -EFAULT;
2441                                 goto err2;
2442                         }
2443                         release_sync_pt[i] =
2444                             sw_sync_pt_create(dev_drv->timeline,
2445                                               dev_drv->timeline_max);
2446                         release_fence[i] =
2447                             sync_fence_create(fence_name, release_sync_pt[i]);
2448                         sync_fence_install(release_fence[i],
2449                                            win_data->rel_fence_fd[i]);
2450                 } else {
2451                         win_data->rel_fence_fd[i] = -1;
2452                 }
2453         }
2454
2455         retire_sync_pt =
2456             sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2457         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2458         sync_fence_install(retire_fence, win_data->ret_fence_fd);
2459 #else
2460         for (i = 0; i < RK_MAX_BUF_NUM; i++)
2461                 win_data->rel_fence_fd[i] = -1;
2462
2463         win_data->ret_fence_fd = -1;
2464 #endif
2465         if (dev_drv->wait_fs == 0) {
2466                 mutex_lock(&dev_drv->update_regs_list_lock);
2467                 list_add_tail(&regs->list, &dev_drv->update_regs_list);
2468                 mutex_unlock(&dev_drv->update_regs_list_lock);
2469                 queue_kthread_work(&dev_drv->update_regs_worker,
2470                                    &dev_drv->update_regs_work);
2471         } else {
2472                 mutex_lock(&dev_drv->update_regs_list_lock);
2473                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2474                                         list_empty(&dev_drv->saved_list);
2475                 mutex_unlock(&dev_drv->update_regs_list_lock);
2476                 if (!list_is_empty) {
2477                         ret = wait_event_timeout(dev_drv->update_regs_wait,
2478                                 list_empty(&dev_drv->update_regs_list) && list_empty(&dev_drv->saved_list),
2479                                 msecs_to_jiffies(60));
2480                         if (ret > 0)
2481                                 rk_fb_update_reg(dev_drv, regs);
2482                         else
2483                                 printk("%s: wait update_regs_wait timeout\n", __func__);
2484                 } else if (ret == 0) {
2485                         rk_fb_update_reg(dev_drv, regs);
2486                 }
2487         }
2488         if (rk_fb_debug_lvl > 0)
2489                 rk_fb_config_debug(dev_drv, win_data, regs, rk_fb_debug_lvl);
2490         if (rk_fb_iommu_debug > 0)
2491                 rk_fb_config_backup(dev_drv, win_data, regs);
2492 err:
2493         mutex_unlock(&dev_drv->output_lock);
2494         return ret;
2495 err_null_frame:
2496         for (j = 0; j < RK_MAX_BUF_NUM; j++)
2497                 win_data->rel_fence_fd[j] = -1;
2498         win_data->ret_fence_fd = -1;
2499         pr_info("win num = %d,null frame\n", regs->win_num);
2500 err2:
2501         kfree(regs);
2502         mutex_unlock(&dev_drv->output_lock);
2503
2504         return ret;
2505 }
2506
2507 #if 1
2508 static int cfgdone_distlist[10] = { 0 };
2509
2510 static int cfgdone_index;
2511 static int cfgdone_lasttime;
2512
2513 int rk_get_real_fps(int before)
2514 {
2515         struct timespec now;
2516         int dist_curr;
2517         int dist_total = 0;
2518         int dist_count = 0;
2519         int dist_first = 0;
2520
2521         int index = cfgdone_index;
2522         int i = 0, fps = 0;
2523         int total;
2524
2525         if (before > 100)
2526                 before = 100;
2527         if (before < 0)
2528                 before = 0;
2529
2530         getnstimeofday(&now);
2531         dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2532                         cfgdone_lasttime;
2533         total = dist_curr;
2534         /*
2535            printk("fps: ");
2536          */
2537         for (i = 0; i < 10; i++) {
2538                 if (--index < 0)
2539                         index = 9;
2540                 total += cfgdone_distlist[index];
2541                 if (i == 0)
2542                         dist_first = cfgdone_distlist[index];
2543                 if (total < (before * 1000)) {
2544                         /*
2545                            printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
2546                          */
2547                         dist_total += cfgdone_distlist[index];
2548                         dist_count++;
2549                 } else {
2550                         break;
2551                 }
2552         }
2553
2554         /*
2555            printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
2556          */
2557         dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2558         dist_total += dist_curr;
2559         dist_count++;
2560
2561         if (dist_total > 0)
2562                 fps = (1000000 * dist_count) / dist_total;
2563         else
2564                 fps = 60;
2565
2566         /*
2567            printk("curr2 %d, fps=%d\n", dist_curr, fps);
2568          */
2569         return fps;
2570 }
2571 EXPORT_SYMBOL(rk_get_real_fps);
2572
2573 #endif
2574 #ifdef CONFIG_ROCKCHIP_IOMMU
2575 #define ION_MAX 10
2576 static struct ion_handle *ion_hanle[ION_MAX];
2577 static struct ion_handle *ion_hwc[1];
2578 #endif
2579 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2580                        unsigned long arg)
2581 {
2582         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2583         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2584         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2585         struct fb_fix_screeninfo *fix = &info->fix;
2586         struct rk_lcdc_win *win;
2587         int enable;     /* enable fb:1 enable;0 disable */
2588         int ovl;        /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2589         int num_buf;    /* buffer_number */
2590         int ret;
2591         struct rk_fb_win_cfg_data win_data;
2592         unsigned int dsp_addr[4][4];
2593         int list_stat;
2594
2595         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2596
2597         void __user *argp = (void __user *)arg;
2598         win = dev_drv->win[win_id];
2599
2600         switch (cmd) {
2601         case RK_FBIOSET_HWC_ADDR:
2602         {
2603                 u32 hwc_phy[1];
2604                 if (copy_from_user(hwc_phy, argp, 4))
2605                         return -EFAULT;
2606 #ifdef CONFIG_ROCKCHIP_IOMMU
2607                 if (!dev_drv->iommu_enabled) {
2608 #endif
2609                         fix->smem_start = hwc_phy[0];
2610 #ifdef CONFIG_ROCKCHIP_IOMMU
2611                 } else {
2612                         int usr_fd;
2613                         struct ion_handle *hdl;
2614                         ion_phys_addr_t phy_addr;
2615                         size_t len;
2616
2617                         usr_fd = hwc_phy[0];
2618                         if (!usr_fd) {
2619                                 fix->smem_start = 0;
2620                                 fix->mmio_start = 0;
2621                                 dev_drv->ops->open(dev_drv, win_id, 0);
2622                                 break;
2623                         }
2624
2625                         if (ion_hwc[0] != 0) {
2626                                 ion_free(rk_fb->ion_client, ion_hwc[0]);
2627                                 ion_hwc[0] = 0;
2628                         }
2629
2630                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2631                         if (IS_ERR(hdl)) {
2632                                 dev_err(info->dev, "failed to get hwc ion handle:%ld\n",
2633                                         PTR_ERR(hdl));
2634                                 return -EFAULT;
2635                         }
2636
2637                         ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2638                                                 (unsigned long *)&phy_addr,
2639                                                 (unsigned long *)&len);
2640                         if (ret < 0) {
2641                                 dev_err(info->dev, "ion map to get hwc phy addr failed");
2642                                 ion_free(rk_fb->ion_client, hdl);
2643                                 return -ENOMEM;
2644                         }
2645                         fix->smem_start = phy_addr;
2646                         ion_hwc[0] = hdl;
2647                 }
2648 #endif
2649                 break;
2650         }
2651         case RK_FBIOSET_YUV_ADDR:
2652                 {
2653                         u32 yuv_phy[2];
2654
2655                         if (copy_from_user(yuv_phy, argp, 8))
2656                                 return -EFAULT;
2657                         #ifdef CONFIG_ROCKCHIP_IOMMU
2658                         if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2659                         #endif
2660                                 fix->smem_start = yuv_phy[0];
2661                                 fix->mmio_start = yuv_phy[1];
2662                         #ifdef CONFIG_ROCKCHIP_IOMMU
2663                         } else {
2664                                 int usr_fd, offset, tmp;
2665                                 struct ion_handle *hdl;
2666                                 ion_phys_addr_t phy_addr;
2667                                 size_t len;
2668
2669                                 usr_fd = yuv_phy[0];
2670                                 offset = yuv_phy[1] - yuv_phy[0];
2671                                 if (!usr_fd) {
2672                                         fix->smem_start = 0;
2673                                         fix->mmio_start = 0;
2674                                         break;
2675                                 }
2676
2677                                 if (ion_hanle[ION_MAX - 1] != 0) {
2678                                         /*ion_unmap_kernel(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2679                                         /*ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2680                                         ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2681                                         ion_hanle[ION_MAX - 1] = 0;
2682                                 }
2683
2684                                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2685                                 if (IS_ERR(hdl)) {
2686                                         dev_err(info->dev, "failed to get ion handle:%ld\n",
2687                                                 PTR_ERR(hdl));
2688                                         return -EFAULT;
2689                                 }
2690
2691                                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2692                                                         (unsigned long *)&phy_addr,
2693                                                         (unsigned long *)&len);
2694                                 if (ret < 0) {
2695                                         dev_err(info->dev, "ion map to get phy addr failed");
2696                                         ion_free(rk_fb->ion_client, hdl);
2697                                         return -ENOMEM;
2698                                 }
2699                                 fix->smem_start = phy_addr;
2700                                 fix->mmio_start = phy_addr + offset;
2701                                 fix->smem_len = len;
2702                                 /*info->screen_base = ion_map_kernel(rk_fb->ion_client, hdl);*/
2703
2704                                 ion_hanle[0] = hdl;
2705                                 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2706                                         ion_hanle[tmp] = ion_hanle[tmp - 1];
2707                                 ion_hanle[0] = 0;
2708                         }
2709                         #endif
2710                         break;
2711                 }
2712         case RK_FBIOSET_ENABLE:
2713                 if (copy_from_user(&enable, argp, sizeof(enable)))
2714                         return -EFAULT;
2715                                 if (enable && fb_par->state)
2716                                         fb_par->state++;
2717                                 else
2718                                         fb_par->state--;
2719                 dev_drv->ops->open(dev_drv, win_id, enable);
2720                 break;
2721         case RK_FBIOGET_ENABLE:
2722                 enable = dev_drv->ops->get_win_state(dev_drv, win_id, 0);
2723                 if (copy_to_user(argp, &enable, sizeof(enable)))
2724                         return -EFAULT;
2725                 break;
2726         case RK_FBIOSET_OVERLAY_STA:
2727                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2728                         return -EFAULT;
2729                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2730                 break;
2731         case RK_FBIOGET_OVERLAY_STA:
2732                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2733                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2734                         return -EFAULT;
2735                 break;
2736         case RK_FBIOPUT_NUM_BUFFERS:
2737                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2738                         return -EFAULT;
2739                 dev_drv->num_buf = num_buf;
2740                 break;
2741         case RK_FBIOSET_VSYNC_ENABLE:
2742                 if (copy_from_user(&enable, argp, sizeof(enable)))
2743                         return -EFAULT;
2744                 dev_drv->vsync_info.active = enable;
2745                 break;
2746
2747         case RK_FBIOGET_DSP_ADDR:
2748                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2749                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2750                         return -EFAULT;
2751                 break;
2752         case RK_FBIOGET_LIST_STA:
2753                 list_stat = rk_fb_get_list_stat(dev_drv);
2754                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2755                         return -EFAULT;
2756
2757                 break;
2758         case RK_FBIOGET_IOMMU_STA:
2759                 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2760                                  sizeof(dev_drv->iommu_enabled)))
2761                         return -EFAULT;
2762                 break;
2763 #if defined(CONFIG_ION_ROCKCHIP)
2764         case RK_FBIOSET_DMABUF_FD:
2765                 {
2766                         int usr_fd;
2767                         struct ion_handle *hdl;
2768                         ion_phys_addr_t phy_addr;
2769                         size_t len;
2770                         if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2771                                 return -EFAULT;
2772                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2773                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2774                         fix->smem_start = phy_addr;
2775                         break;
2776                 }
2777         case RK_FBIOGET_DMABUF_FD:
2778                 {
2779                         int fd = -1;
2780
2781                         if (IS_ERR_OR_NULL(fb_par->ion_hdl)) {
2782                                 dev_err(info->dev,
2783                                         "get dma_buf fd failed,ion handle is err\n");
2784                                 return PTR_ERR(fb_par->ion_hdl);
2785                         }
2786                         fd = ion_share_dma_buf_fd(rk_fb->ion_client,
2787                                                   fb_par->ion_hdl);
2788                         if (fd < 0) {
2789                                 dev_err(info->dev,
2790                                         "ion_share_dma_buf_fd failed\n");
2791                                 return fd;
2792                         }
2793                         if (copy_to_user(argp, &fd, sizeof(fd)))
2794                                 return -EFAULT;
2795                         break;
2796                 }
2797 #endif
2798         case RK_FBIOSET_CLEAR_FB:
2799                 memset(fb_par->fb_virt_base, 0, fb_par->fb_size);
2800                 break;
2801         case RK_FBIOSET_CONFIG_DONE:
2802                 {
2803                         int curr = 0;
2804                         struct timespec now;
2805
2806                         getnstimeofday(&now);
2807                         curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2808                         cfgdone_distlist[cfgdone_index++] =
2809                             curr - cfgdone_lasttime;
2810                         /*
2811                            printk("%d ", curr - cfgdone_lasttime);
2812                          */
2813                         cfgdone_lasttime = curr;
2814                         if (cfgdone_index >= 10)
2815                                 cfgdone_index = 0;
2816                 }
2817                 if (copy_from_user(&win_data,
2818                                    (struct rk_fb_win_cfg_data __user *)argp,
2819                                    sizeof(win_data))) {
2820                         ret = -EFAULT;
2821                         break;
2822                 };
2823
2824                 dev_drv->wait_fs = win_data.wait_fs;
2825                 rk_fb_set_win_config(info, &win_data);
2826
2827                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2828                                  &win_data, sizeof(win_data))) {
2829                         ret = -EFAULT;
2830                         break;
2831                 }
2832                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2833
2834                 if (dev_drv->uboot_logo)
2835                         dev_drv->uboot_logo = 0;
2836
2837                 break;
2838         default:
2839                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2840                 break;
2841         }
2842
2843         return 0;
2844 }
2845
2846 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2847 {
2848         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2849         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2850         struct fb_fix_screeninfo *fix = &info->fix;
2851         int win_id;
2852 #if defined(CONFIG_RK_HDMI)
2853         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2854 #endif
2855
2856         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2857         if (win_id < 0)
2858                 return -ENODEV;
2859         mutex_lock(&dev_drv->switch_screen);
2860 #if defined(CONFIG_RK_HDMI)
2861         if ((rk_fb->disp_mode == ONE_DUAL) &&
2862             (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2863                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2864         } else
2865 #endif
2866         {
2867                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2868         }
2869         mutex_unlock(&dev_drv->switch_screen);
2870         return 0;
2871 }
2872
2873 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2874 {
2875         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2876             (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2877             ((16 != var->bits_per_pixel) &&
2878             (32 != var->bits_per_pixel) &&
2879             (24 != var->bits_per_pixel))) {
2880                 dev_err(info->dev, "%s check var fail 1:\n"
2881                         "xres_vir:%d>>yres_vir:%d\n"
2882                         "xres:%d>>yres:%d\n"
2883                         "bits_per_pixel:%d\n",
2884                         info->fix.id,
2885                         var->xres_virtual,
2886                         var->yres_virtual,
2887                         var->xres, var->yres, var->bits_per_pixel);
2888                 return -EINVAL;
2889         }
2890
2891         if (((var->xoffset + var->xres) > var->xres_virtual) ||
2892             ((var->yoffset + var->yres) > (var->yres_virtual))) {
2893                 dev_err(info->dev, "%s check_var fail 2:\n"
2894                         "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2895                         "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2896                         info->fix.id,
2897                         var->xoffset,
2898                         var->xres,
2899                         var->xres_virtual,
2900                         var->yoffset, var->yres, var->yres_virtual);
2901                 return -EINVAL;
2902         }
2903
2904         return 0;
2905 }
2906
2907 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2908                           size_t count, loff_t *ppos)
2909 {
2910         unsigned long p = *ppos;
2911         u8 *buffer, *dst;
2912         u8 __iomem *src;
2913         int c, cnt = 0, err = 0;
2914         unsigned long total_size;
2915         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2916         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2917         struct rk_lcdc_win *win = NULL;
2918         int win_id = 0;
2919
2920         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2921         if (win_id < 0)
2922                 return -ENODEV;
2923         else
2924                 win = dev_drv->win[win_id];
2925
2926         /* only read the current frame buffer */
2927         if (win->area[0].format == RGB565) {
2928                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
2929         } else if ((win->area[0].format == YUV420) ||
2930                    (win->area[0].format == YUV420_NV21)) {
2931                 total_size =
2932                     (win->area[0].y_vir_stride * win->area[0].yact * 6);
2933         } else {
2934                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2935         }
2936         if (p >= total_size)
2937                 return 0;
2938
2939         if (count >= total_size)
2940                 count = total_size;
2941
2942         if (count + p > total_size)
2943                 count = total_size - p;
2944
2945         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2946         if (!buffer)
2947                 return -ENOMEM;
2948
2949         src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2950
2951         while (count) {
2952                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2953                 dst = buffer;
2954                 fb_memcpy_fromfb(dst, src, c);
2955                 dst += c;
2956                 src += c;
2957
2958                 if (copy_to_user(buf, buffer, c)) {
2959                         err = -EFAULT;
2960                         break;
2961                 }
2962                 *ppos += c;
2963                 buf += c;
2964                 cnt += c;
2965                 count -= c;
2966         }
2967
2968         kfree(buffer);
2969
2970         return (err) ? err : cnt;
2971 }
2972
2973 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
2974                            size_t count, loff_t *ppos)
2975 {
2976         unsigned long p = *ppos;
2977         u8 *buffer, *src;
2978         u8 __iomem *dst;
2979         int c, cnt = 0, err = 0;
2980         unsigned long total_size;
2981         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2982         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2983         struct rk_lcdc_win *win = NULL;
2984         int win_id = 0;
2985
2986         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2987         if (win_id < 0)
2988                 return -ENODEV;
2989         else
2990                 win = dev_drv->win[win_id];
2991
2992         /* write the current frame buffer */
2993         if (win->area[0].format == RGB565)
2994                 total_size = win->area[0].xact * win->area[0].yact << 1;
2995         else
2996                 total_size = win->area[0].xact * win->area[0].yact << 2;
2997
2998         if (p > total_size)
2999                 return -EFBIG;
3000
3001         if (count > total_size) {
3002                 err = -EFBIG;
3003                 count = total_size;
3004         }
3005
3006         if (count + p > total_size) {
3007                 if (!err)
3008                         err = -ENOSPC;
3009
3010                 count = total_size - p;
3011         }
3012
3013         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
3014         if (!buffer)
3015                 return -ENOMEM;
3016
3017         dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
3018
3019         while (count) {
3020                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
3021                 src = buffer;
3022
3023                 if (copy_from_user(src, buf, c)) {
3024                         err = -EFAULT;
3025                         break;
3026                 }
3027
3028                 fb_memcpy_tofb(dst, src, c);
3029                 dst += c;
3030                 src += c;
3031                 *ppos += c;
3032                 buf += c;
3033                 cnt += c;
3034                 count -= c;
3035         }
3036
3037         kfree(buffer);
3038
3039         return (cnt) ? cnt : err;
3040 }
3041
3042 static int rk_fb_set_par(struct fb_info *info)
3043 {
3044         struct fb_var_screeninfo *var = &info->var;
3045         struct fb_fix_screeninfo *fix = &info->fix;
3046         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3047         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3048         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
3049         struct rk_lcdc_win *win = NULL;
3050         struct rk_screen *screen = dev_drv->cur_screen;
3051         int win_id = 0;
3052         u32 cblen = 0, crlen = 0;
3053         u16 xsize = 0, ysize = 0;       /* winx display window height/width --->LCDC_WINx_DSP_INFO */
3054         u32 xoffset = var->xoffset;     /* offset from virtual to visible */
3055         u32 yoffset = var->yoffset;
3056         u16 xpos = (var->nonstd >> 8) & 0xfff;  /*visiable pos in panel */
3057         u16 ypos = (var->nonstd >> 20) & 0xfff;
3058         u32 xvir = var->xres_virtual;
3059         u32 yvir = var->yres_virtual;
3060         u8 data_format = var->nonstd & 0xff;
3061         u8 fb_data_fmt;
3062         u8 pixel_width;
3063         u32 vir_width_bit;
3064         u32 stride, uv_stride;
3065         u32 stride_32bit_1;
3066         u32 stride_32bit_2;
3067         u16 uv_x_off, uv_y_off, uv_y_act;
3068         u8 is_pic_yuv = 0;
3069         /*var->pixclock = dev_drv->pixclock;*/
3070         if (dev_drv->suspend_flag)
3071                 return 0;
3072         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3073         if (win_id < 0)
3074                 return -ENODEV;
3075         else
3076                 win = dev_drv->win[win_id];
3077
3078         /* if the application has specific the horizontal and vertical display size */
3079         if (var->grayscale >> 8) {
3080                 xsize = (var->grayscale >> 8) & 0xfff;
3081                 ysize = (var->grayscale >> 20) & 0xfff;
3082                 if (xsize > screen->mode.xres)
3083                         xsize = screen->mode.xres;
3084                 if (ysize > screen->mode.yres)
3085                         ysize = screen->mode.yres;
3086         } else {                /*ohterwise  full  screen display */
3087                 xsize = screen->mode.xres;
3088                 ysize = screen->mode.yres;
3089         }
3090
3091         fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
3092         if (fb_data_fmt >= FBDC_RGB_565) {
3093                 win->area[0].fbdc_en = 1;
3094                 win->area[0].fbdc_cor_en = 1;
3095         } else {
3096                 win->area[0].fbdc_en = 0;
3097                 win->area[0].fbdc_cor_en = 0;
3098         }
3099         pixel_width = rk_fb_pixel_width(fb_data_fmt);
3100         vir_width_bit = pixel_width * xvir;
3101         /* pixel_width = byte_num * 8 */
3102         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
3103         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
3104
3105         switch (fb_data_fmt) {
3106         case YUV422:
3107         case YUV422_A:
3108                 is_pic_yuv = 1;
3109                 stride = stride_32bit_1;
3110                 uv_stride = stride_32bit_1 >> 1;
3111                 uv_x_off = xoffset >> 1;
3112                 uv_y_off = yoffset;
3113                 fix->line_length = stride;
3114                 cblen = crlen = (xvir * yvir) >> 1;
3115                 uv_y_act = win->area[0].yact >> 1;
3116                 break;
3117         case YUV420:            /* nv12 */
3118         case YUV420_NV21:       /* nv21 */
3119         case YUV420_A:
3120                 is_pic_yuv = 1;
3121                 stride = stride_32bit_1;
3122                 uv_stride = stride_32bit_1;
3123                 uv_x_off = xoffset;
3124                 uv_y_off = yoffset >> 1;
3125                 fix->line_length = stride;
3126                 cblen = crlen = (xvir * yvir) >> 2;
3127                 uv_y_act = win->area[0].yact >> 1;
3128                 break;
3129         case YUV444:
3130         case YUV444_A:
3131                 is_pic_yuv = 1;
3132                 stride = stride_32bit_1;
3133                 uv_stride = stride_32bit_2;
3134                 uv_x_off = xoffset * 2;
3135                 uv_y_off = yoffset;
3136                 fix->line_length = stride << 2;
3137                 cblen = crlen = (xvir * yvir);
3138                 uv_y_act = win->area[0].yact;
3139                 break;
3140         default:
3141                 stride = stride_32bit_1;        /* default rgb */
3142                 fix->line_length = stride;
3143                 break;
3144         }
3145
3146         win->area[0].format = fb_data_fmt;
3147         win->area[0].y_vir_stride = stride >> 2;
3148         win->area[0].uv_vir_stride = uv_stride >> 2;
3149         win->area[0].xpos = xpos;
3150         win->area[0].ypos = ypos;
3151         win->area[0].xsize = xsize;
3152         win->area[0].ysize = ysize;
3153         win->area[0].xact = var->xres;  /* winx active window height,is a wint of vir */
3154         win->area[0].yact = var->yres;
3155         win->area[0].xvir = var->xres_virtual;  /* virtual resolution  stride --->LCDC_WINx_VIR */
3156         win->area[0].yvir = var->yres_virtual;
3157         win->area[0].xoff = xoffset;
3158         win->area[0].yoff = yoffset;
3159
3160         win->area_num = 1;
3161         win->alpha_mode = 4;    /* AB_SRC_OVER; */
3162         win->alpha_en = ((win->area[0].format == ARGB888) ||
3163                          (win->area[0].format == FBDC_ARGB_888) ||
3164                          (win->area[0].format == FBDC_ABGR_888) ||
3165                          (win->area[0].format == ABGR888)) ? 1 : 0;
3166         win->g_alpha_val = 0;
3167
3168         if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
3169             (win->area[0].format == YUV420 ||
3170              win->area[0].format == YUV420_NV21 ||
3171              win->area[0].format == YUV420_A)) {
3172                 win->state = 1;
3173                 win->z_order = 0;
3174         }
3175         dev_drv->ops->set_par(dev_drv, win_id);
3176
3177         return 0;
3178 }
3179
3180 static inline unsigned int chan_to_field(unsigned int chan,
3181                                          struct fb_bitfield *bf)
3182 {
3183         chan &= 0xffff;
3184         chan >>= 16 - bf->length;
3185         return chan << bf->offset;
3186 }
3187
3188 static int fb_setcolreg(unsigned regno,
3189                         unsigned red, unsigned green, unsigned blue,
3190                         unsigned transp, struct fb_info *info)
3191 {
3192         unsigned int val;
3193
3194         switch (info->fix.visual) {
3195         case FB_VISUAL_TRUECOLOR:
3196                 /* true-colour, use pseudo-palette */
3197                 if (regno < 16) {
3198                         u32 *pal = info->pseudo_palette;
3199                         val = chan_to_field(red, &info->var.red);
3200                         val |= chan_to_field(green, &info->var.green);
3201                         val |= chan_to_field(blue, &info->var.blue);
3202                         pal[regno] = val;
3203                 }
3204                 break;
3205         default:
3206                 return -1;      /* unknown type */
3207         }
3208
3209         return 0;
3210 }
3211
3212 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
3213 {
3214         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3215         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3216         struct ion_handle *handle = fb_par->ion_hdl;
3217         struct dma_buf *dma_buf = NULL;
3218
3219         if (IS_ERR_OR_NULL(handle)) {
3220                 dev_err(info->dev, "failed to get ion handle:%ld\n",
3221                         PTR_ERR(handle));
3222                 return -ENOMEM;
3223         }
3224         dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3225         if (IS_ERR_OR_NULL(dma_buf)) {
3226                 printk("get ion share dma buf failed\n");
3227                 return -ENOMEM;
3228         }
3229
3230         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
3231
3232         return dma_buf_mmap(dma_buf, vma, 0);
3233 }
3234
3235 static struct fb_ops fb_ops = {
3236         .owner = THIS_MODULE,
3237         .fb_open = rk_fb_open,
3238         .fb_release = rk_fb_close,
3239         .fb_check_var = rk_fb_check_var,
3240         .fb_set_par = rk_fb_set_par,
3241         .fb_blank = rk_fb_blank,
3242         .fb_ioctl = rk_fb_ioctl,
3243         .fb_compat_ioctl = rk_fb_ioctl,
3244         .fb_pan_display = rk_fb_pan_display,
3245         .fb_read = rk_fb_read,
3246         .fb_write = rk_fb_write,
3247         .fb_setcolreg = fb_setcolreg,
3248         .fb_fillrect = cfb_fillrect,
3249         .fb_copyarea = cfb_copyarea,
3250         .fb_imageblit = cfb_imageblit,
3251 };
3252
3253 static struct fb_var_screeninfo def_var = {
3254 #if defined(CONFIG_LOGO_LINUX_BMP)
3255         .red = {16, 8, 0},
3256         .green = {8, 8, 0},
3257         .blue = {0, 8, 0},
3258         .transp = {0, 0, 0},
3259         .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3260 #else
3261         .red = {11, 5, 0},
3262         .green = {5, 6, 0},
3263         .blue = {0, 5, 0},
3264         .transp = {0, 0, 0},
3265         .nonstd = HAL_PIXEL_FORMAT_RGB_565,     /* (ypos<<20+xpos<<8+format) format */
3266 #endif
3267         .grayscale = 0,         /* (ysize<<20+xsize<<8) */
3268         .activate = FB_ACTIVATE_NOW,
3269         .accel_flags = 0,
3270         .vmode = FB_VMODE_NONINTERLACED,
3271 };
3272
3273 static struct fb_fix_screeninfo def_fix = {
3274         .type = FB_TYPE_PACKED_PIXELS,
3275         .type_aux = 0,
3276         .xpanstep = 1,
3277         .ypanstep = 1,
3278         .ywrapstep = 0,
3279         .accel = FB_ACCEL_NONE,
3280         .visual = FB_VISUAL_TRUECOLOR,
3281
3282 };
3283
3284 static int rk_fb_wait_for_vsync_thread(void *data)
3285 {
3286         struct rk_lcdc_driver *dev_drv = data;
3287         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3288         struct fb_info *fbi = rk_fb->fb[0];
3289
3290         while (!kthread_should_stop()) {
3291                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
3292                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
3293                                 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
3294                                 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
3295
3296                 if (!ret)
3297                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3298         }
3299
3300         return 0;
3301 }
3302
3303 static ssize_t rk_fb_vsync_show(struct device *dev,
3304                                 struct device_attribute *attr, char *buf)
3305 {
3306         struct fb_info *fbi = dev_get_drvdata(dev);
3307         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3308         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3309         return scnprintf(buf, PAGE_SIZE, "%llu\n",
3310                          ktime_to_ns(dev_drv->vsync_info.timestamp));
3311 }
3312
3313 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3314
3315 /*
3316  * this two function is for other module that in the kernel which
3317  * need show image directly through fb
3318  * fb_id:we have 4 fb here,default we use fb0 for ui display
3319  */
3320 struct fb_info *rk_get_fb(int fb_id)
3321 {
3322         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3323         struct fb_info *fb = inf->fb[fb_id];
3324         return fb;
3325 }
3326 EXPORT_SYMBOL(rk_get_fb);
3327
3328 void rk_direct_fb_show(struct fb_info *fbi)
3329 {
3330         rk_fb_set_par(fbi);
3331         rk_fb_pan_display(&fbi->var, fbi);
3332 }
3333 EXPORT_SYMBOL(rk_direct_fb_show);
3334
3335 int rk_fb_dpi_open(bool open)
3336 {
3337         struct rk_lcdc_driver *dev_drv = NULL;
3338         dev_drv = rk_get_prmry_lcdc_drv();
3339
3340         if (dev_drv->ops->dpi_open)
3341                 dev_drv->ops->dpi_open(dev_drv, open);
3342         return 0;
3343 }
3344
3345 int rk_fb_dpi_win_sel(int win_id)
3346 {
3347         struct rk_lcdc_driver *dev_drv = NULL;
3348         dev_drv = rk_get_prmry_lcdc_drv();
3349
3350         if (dev_drv->ops->dpi_win_sel)
3351                 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3352         return 0;
3353 }
3354
3355 int rk_fb_dpi_status(void)
3356 {
3357         int ret = 0;
3358         struct rk_lcdc_driver *dev_drv = NULL;
3359
3360         dev_drv = rk_get_prmry_lcdc_drv();
3361         if (dev_drv->ops->dpi_status)
3362                 ret = dev_drv->ops->dpi_status(dev_drv);
3363
3364         return ret;
3365 }
3366
3367 /*
3368  * function: this function will be called by display device, enable/disable lcdc
3369  * @screen: screen timing to be set to lcdc
3370  * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3371  * @lcdc_id: the lcdc id the display device attached ,0 or 1
3372  */
3373 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3374 {
3375         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
3376         struct fb_info *info = NULL;
3377         struct rk_fb_par *fb_par = NULL;
3378         struct rk_lcdc_driver *dev_drv = NULL;
3379         char name[6] = {0};
3380         int i, win_id;
3381         static bool load_screen = false;
3382         char *envp[3];
3383
3384         if (unlikely(!rk_fb) || unlikely(!screen))
3385                 return -ENODEV;
3386
3387         /* get lcdc driver */
3388         sprintf(name, "lcdc%d", lcdc_id);
3389         if (rk_fb->disp_mode != DUAL)
3390                 dev_drv = rk_fb->lcdc_dev_drv[0];
3391         else
3392                 dev_drv = rk_get_lcdc_drv(name);
3393
3394         if (dev_drv == NULL) {
3395                 printk(KERN_ERR "%s driver not found!", name);
3396                 return -ENODEV;
3397         }
3398         if (screen->type == SCREEN_HDMI)
3399                 printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3400                         dev_drv->id);
3401         else if (screen->type == SCREEN_TVOUT ||
3402                      screen->type == SCREEN_TVOUT_TEST )
3403                 printk("cvbs %s lcdc%d\n", enable ? "connect to" : "remove from",
3404                         dev_drv->id);
3405         if (enable == 2 /*&& dev_drv->enable*/)
3406                 return 0;
3407         pr_info("switch:en=%d,lcdc_id=%d,screen type=%d,cur type=%d\n",
3408                 enable, lcdc_id, screen->type, dev_drv->cur_screen->type);
3409
3410         mutex_lock(&dev_drv->switch_screen);
3411         hdmi_switch_state = 0;
3412         dev_drv->hdmi_switch = 1;
3413         if (!dev_drv->uboot_logo)
3414                 mdelay(200);
3415
3416         envp[0] = "switch screen";
3417         envp[1] = kmalloc(32, GFP_KERNEL);
3418         if (envp[1] == NULL) {
3419                 pr_err("switch screen kmalloc envp[1] fail\n");
3420                 mutex_unlock(&dev_drv->switch_screen);
3421                 return 0;
3422         }
3423         sprintf(envp[1], "SCREEN=%d,ENABLE=%d", screen->type, enable);
3424         envp[2] = NULL;
3425
3426         if ((rk_fb->disp_mode == ONE_DUAL) ||
3427             (rk_fb->disp_mode == NO_DUAL)) {
3428                 if ((dev_drv->ops->backlight_close) &&
3429                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3430                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))
3431                         dev_drv->ops->backlight_close(dev_drv, 1);
3432                 if (!dev_drv->uboot_logo || load_screen ||
3433                                 ((rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3434                                  (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))) {
3435                         if (dev_drv->ops->dsp_black)
3436                                 dev_drv->ops->dsp_black(dev_drv, 0);
3437                 }
3438                 if ((dev_drv->ops->set_screen_scaler) &&
3439                     (rk_fb->disp_mode == ONE_DUAL))
3440                         dev_drv->ops->set_screen_scaler(dev_drv,
3441                                                         dev_drv->screen0, 0);
3442         }
3443         if (!enable) {
3444                 /* if screen type is different, we do not disable lcdc. */
3445                 if (dev_drv->cur_screen->type != screen->type) {
3446                         dev_drv->hdmi_switch = 0;
3447                         mutex_unlock(&dev_drv->switch_screen);
3448                         kfree(envp[1]);
3449                         return 0;
3450                 }
3451
3452                 /* if used one lcdc to dual disp, no need to close win */
3453                 if ((rk_fb->disp_mode == ONE_DUAL) ||
3454                     ((rk_fb->disp_mode == NO_DUAL) &&
3455                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3456                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))) {
3457                         dev_drv->cur_screen = dev_drv->screen0;
3458                         dev_drv->ops->load_screen(dev_drv, 1);
3459                         /* force modify dsp size */
3460                         info = rk_fb->fb[dev_drv->fb_index_base];
3461                         info->var.grayscale &= 0xff;
3462                         info->var.grayscale |=
3463                                 (dev_drv->cur_screen->mode.xres << 8) +
3464                                 (dev_drv->cur_screen->mode.yres << 20);
3465                         mutex_lock(&dev_drv->win_config);
3466                         info->var.yoffset = 0;
3467                         info->fbops->fb_set_par(info);
3468                         info->fbops->fb_pan_display(&info->var, info);
3469                         mutex_unlock(&dev_drv->win_config);
3470
3471                         /*
3472                          * if currently is loader display, black until new
3473                          * display job.
3474                          */
3475                         if (dev_drv->uboot_logo) {
3476                                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3477                                         if (dev_drv->win[i] && dev_drv->win[i]->state)
3478                                                 dev_drv->ops->open(dev_drv, i, 0);
3479                                 }
3480                         }
3481
3482                         /*if (dev_drv->ops->dsp_black)
3483                                 dev_drv->ops->dsp_black(dev_drv, 0);*/
3484                         if ((dev_drv->ops->backlight_close) &&
3485                             (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3486                             (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))
3487                                 dev_drv->ops->backlight_close(dev_drv, 0);
3488                 } else if (rk_fb->num_lcdc > 1) {
3489                         /* If there is more than one lcdc device, we disable
3490                            the layer which attached to this device */
3491                         dev_drv->suspend_flag = 1;
3492                         flush_kthread_worker(&dev_drv->update_regs_worker);
3493                         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3494                                 if (dev_drv->win[i] && dev_drv->win[i]->state)
3495                                         dev_drv->ops->open(dev_drv, i, 0);
3496                         }
3497                 }
3498                 kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3499                 kfree(envp[1]);
3500
3501                 hdmi_switch_state = 0;
3502                 dev_drv->hdmi_switch = 0;
3503                 mutex_unlock(&dev_drv->switch_screen);
3504                 return 0;
3505         } else {
3506                 if (dev_drv->screen1)
3507                         dev_drv->cur_screen = dev_drv->screen1;
3508
3509                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3510                 dev_drv->cur_screen->xsize = dev_drv->cur_screen->mode.xres;
3511                 dev_drv->cur_screen->ysize = dev_drv->cur_screen->mode.yres;
3512                 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3513                 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3514         }
3515         if (!dev_drv->uboot_logo || load_screen ||
3516             ((rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3517              (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))) {
3518                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3519                         info = rk_fb->fb[dev_drv->fb_index_base + i];
3520                         fb_par = (struct rk_fb_par *)info->par;
3521                         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3522                         if (dev_drv->win[win_id]) {
3523                                 if (fb_par->state) {
3524                                         dev_drv->ops->load_screen(dev_drv, 1);
3525
3526                                         info->var.activate |= FB_ACTIVATE_FORCE;
3527                                         if (rk_fb->disp_mode == ONE_DUAL) {
3528                                                 info->var.grayscale &= 0xff;
3529                                                 info->var.grayscale |=
3530                                                         (dev_drv->cur_screen->xsize << 8) +
3531                                                         (dev_drv->cur_screen->ysize << 20);
3532                                         }
3533                                         if (dev_drv->uboot_logo) {
3534                                                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3535                                                         if (dev_drv->win[i] && dev_drv->win[i]->state)
3536                                                                 dev_drv->ops->open(dev_drv, i, 0);
3537                                                 }
3538                                         } else if (!dev_drv->win[win_id]->state) {
3539                                                 dev_drv->ops->open(dev_drv, win_id, 1);
3540                                                 dev_drv->suspend_flag = 0;
3541                                                 mutex_lock(&dev_drv->win_config);
3542                                                 info->var.yoffset = 0;
3543                                                 info->fbops->fb_set_par(info);
3544                                                 info->fbops->fb_pan_display(&info->var, info);
3545                                                 mutex_unlock(&dev_drv->win_config);
3546                                         }
3547                                 }
3548                         }
3549                 }
3550         }
3551         kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3552         kfree(envp[1]);
3553
3554         hdmi_switch_state = 1;
3555         load_screen = true;
3556         dev_drv->hdmi_switch = 0;
3557         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3558                 if ((dev_drv->ops->set_screen_scaler) &&
3559                     (rk_fb->disp_mode == ONE_DUAL))
3560                         dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 1);
3561                 /*if (dev_drv->ops->dsp_black)
3562                         dev_drv->ops->dsp_black(dev_drv, 0);*/
3563                 if ((dev_drv->ops->backlight_close) &&
3564                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3565                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP) &&
3566                     (rk_fb->disp_mode == ONE_DUAL))
3567                         dev_drv->ops->backlight_close(dev_drv, 0);
3568         }
3569         mutex_unlock(&dev_drv->switch_screen);
3570         return 0;
3571 }
3572
3573 /*
3574  * function:this function current only called by hdmi for
3575  *      scale the display
3576  * scale_x: scale rate of x resolution
3577  * scale_y: scale rate of y resolution
3578  * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3579  */
3580 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3581 {
3582         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3583         struct fb_info *info = NULL;
3584         struct fb_info *pmy_info = NULL;
3585         struct fb_var_screeninfo *var = NULL;
3586         struct rk_lcdc_driver *dev_drv = NULL;
3587         u16 screen_x, screen_y;
3588         u16 xpos, ypos;
3589         char name[6];
3590         struct rk_screen primary_screen;
3591         rk_fb_get_prmry_screen(&primary_screen);
3592         if (primary_screen.type == SCREEN_HDMI) {
3593                 return 0;
3594         }
3595         pr_err("fuck not be hear--%s\n",__func__);
3596
3597         return 0;
3598         sprintf(name, "lcdc%d", lcdc_id);
3599
3600         if (inf->disp_mode == DUAL) {
3601                 dev_drv = rk_get_lcdc_drv(name);
3602                 if (dev_drv == NULL) {
3603                         printk(KERN_ERR "%s driver not found!", name);
3604                         return -ENODEV;
3605                 }
3606         } else {
3607                 dev_drv = inf->lcdc_dev_drv[0];
3608         }
3609
3610         if (inf->num_lcdc == 1) {
3611                 info = inf->fb[0];
3612         } else if (inf->num_lcdc == 2) {
3613                 info = inf->fb[dev_drv->lcdc_win_num];
3614                 pmy_info = inf->fb[0];
3615         }
3616
3617         var = &info->var;
3618         screen_x = dev_drv->cur_screen->mode.xres;
3619         screen_y = dev_drv->cur_screen->mode.yres;
3620
3621         if (inf->disp_mode != DUAL && dev_drv->screen1) {
3622                 dev_drv->cur_screen->xpos =
3623                     (screen_x - screen_x * scale_x / 100) >> 1;
3624                 dev_drv->cur_screen->ypos =
3625                     (screen_y - screen_y * scale_y / 100) >> 1;
3626                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3627                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3628         } else {
3629                 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3630                 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3631                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3632                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3633                 if (inf->disp_mode == ONE_DUAL) {
3634                         var->nonstd &= 0xff;
3635                         var->nonstd |= (xpos << 8) + (ypos << 20);
3636                         var->grayscale &= 0xff;
3637                         var->grayscale |=
3638                                 (dev_drv->cur_screen->xsize << 8) +
3639                                 (dev_drv->cur_screen->ysize << 20);
3640                 }
3641         }
3642
3643         mutex_lock(&dev_drv->win_config);
3644         info->fbops->fb_set_par(info);
3645         dev_drv->ops->cfg_done(dev_drv);
3646         mutex_unlock(&dev_drv->win_config);
3647
3648         return 0;
3649 }
3650
3651 #if defined(CONFIG_ION_ROCKCHIP)
3652 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3653                                      struct rk_lcdc_win *win,
3654                                      unsigned long fb_mem_size)
3655 {
3656         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3657         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3658         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3659         struct ion_handle *handle;
3660         ion_phys_addr_t phy_addr;
3661         size_t len;
3662         int ret = 0;
3663
3664         if (dev_drv->iommu_enabled)
3665                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3666                                    ION_HEAP(ION_VMALLOC_HEAP_ID), 0);
3667         else
3668                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3669                                    ION_HEAP(ION_CMA_HEAP_ID), 0);
3670         if (IS_ERR(handle)) {
3671                 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3672                         PTR_ERR(handle));
3673                 return -ENOMEM;
3674         }
3675
3676         fb_par->ion_hdl = handle;
3677         win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3678         if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3679                 printk("ion_share_dma_buf() failed\n");
3680                 goto err_share_dma_buf;
3681         }
3682         win->area[0].ion_hdl = handle;
3683         if (dev_drv->prop == PRMRY)
3684                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3685 #ifdef CONFIG_ROCKCHIP_IOMMU
3686         if (dev_drv->iommu_enabled && dev_drv->mmu_dev)
3687                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3688                                         (unsigned long *)&phy_addr,
3689                                         (unsigned long *)&len);
3690         else
3691                 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3692 #else
3693         ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3694 #endif
3695         if (ret < 0) {
3696                 dev_err(fbi->dev, "ion map to get phy addr failed\n");
3697                 goto err_share_dma_buf;
3698         }
3699         fbi->fix.smem_start = phy_addr;
3700         fbi->fix.smem_len = len;
3701         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3702         return 0;
3703
3704 err_share_dma_buf:
3705         ion_free(rk_fb->ion_client, handle);
3706         return -ENOMEM;
3707 }
3708 #endif
3709
3710 static int rk_fb_alloc_buffer(struct fb_info *fbi)
3711 {
3712         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3713         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3714         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3715         struct rk_lcdc_win *win = NULL;
3716         int win_id;
3717         int ret = 0;
3718         unsigned long fb_mem_size;
3719 #if !defined(CONFIG_ION_ROCKCHIP)
3720         dma_addr_t fb_mem_phys;
3721         void *fb_mem_virt;
3722 #endif
3723
3724         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3725         if (win_id < 0)
3726                 return -ENODEV;
3727         else
3728                 win = dev_drv->win[win_id];
3729
3730         if (!strcmp(fbi->fix.id, "fb0")) {
3731                 fb_mem_size = get_fb_size(dev_drv->reserved_fb);
3732 #if defined(CONFIG_ION_ROCKCHIP)
3733                 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3734                         return -ENOMEM;
3735 #else
3736                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3737                                                      &fb_mem_phys, GFP_KERNEL);
3738                 if (!fb_mem_virt) {
3739                         pr_err("%s: Failed to allocate framebuffer\n",
3740                                __func__);
3741                         return -ENOMEM;
3742                 }
3743                 fbi->fix.smem_len = fb_mem_size;
3744                 fbi->fix.smem_start = fb_mem_phys;
3745                 fbi->screen_base = fb_mem_virt;
3746 #endif
3747                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3748         } else {
3749                 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3750                 fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3751                 fbi->screen_base = rk_fb->fb[0]->screen_base;
3752         }
3753
3754         fbi->screen_size = fbi->fix.smem_len;
3755         fb_par->fb_phy_base = fbi->fix.smem_start;
3756         fb_par->fb_virt_base = fbi->screen_base;
3757         fb_par->fb_size = fbi->fix.smem_len;
3758
3759         pr_info("%s:phy:%lx>>vir:%p>>len:0x%x\n", fbi->fix.id,
3760                        fbi->fix.smem_start, fbi->screen_base,
3761                        fbi->fix.smem_len);
3762         return ret;
3763 }
3764
3765 #if 0
3766 static int rk_release_fb_buffer(struct fb_info *fbi)
3767 {
3768         /* buffer for fb1 and fb3 are alloc by android */
3769         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3770                 return 0;
3771         iounmap(fbi->screen_base);
3772         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3773         return 0;
3774 }
3775 #endif
3776
3777 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3778                          struct rk_lcdc_win *def_win)
3779 {
3780         int i;
3781         int lcdc_win_num = dev_drv->lcdc_win_num;
3782
3783         for (i = 0; i < lcdc_win_num; i++) {
3784                 struct rk_lcdc_win *win = NULL;
3785                 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3786                 if (!win) {
3787                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
3788                         return -ENOMEM;
3789                 }
3790
3791                 strcpy(win->name, def_win[i].name);
3792                 win->id = def_win[i].id;
3793                 win->support_3d = def_win[i].support_3d;
3794                 dev_drv->win[i] = win;
3795         }
3796
3797         return 0;
3798 }
3799
3800 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3801                                    struct rk_lcdc_win *def_win, int index)
3802 {
3803         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3804         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3805                                                 sizeof(struct rk_screen),
3806                                                 GFP_KERNEL);
3807         int i = 0;
3808
3809         if (!screen) {
3810                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3811                         dev_drv->id);
3812                 return -ENOMEM;
3813         }
3814
3815         screen->screen_id = 0;
3816         screen->lcdc_id = dev_drv->id;
3817         screen->overscan.left = 100;
3818         screen->overscan.top = 100;
3819         screen->overscan.right = 100;
3820         screen->overscan.bottom = 100;
3821
3822         screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3823         screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3824
3825         dev_drv->screen0 = screen;
3826         dev_drv->cur_screen = screen;
3827         /* devie use one lcdc + rk61x scaler for dual display */
3828         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3829                 struct rk_screen *screen1 =
3830                                 devm_kzalloc(dev_drv->dev,
3831                                              sizeof(struct rk_screen),
3832                                              GFP_KERNEL);
3833                 if (!screen1) {
3834                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3835                                 dev_drv->id);
3836                         return -ENOMEM;
3837                 }
3838                 screen1->screen_id = 1;
3839                 screen1->lcdc_id = 1;
3840                 dev_drv->screen1 = screen1;
3841         }
3842         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3843         init_lcdc_win(dev_drv, def_win);
3844         init_completion(&dev_drv->frame_done);
3845         spin_lock_init(&dev_drv->cpl_lock);
3846         mutex_init(&dev_drv->fb_win_id_mutex);
3847         mutex_init(&dev_drv->win_config);
3848         mutex_init(&dev_drv->front_lock);
3849         mutex_init(&dev_drv->switch_screen);
3850         dev_drv->ops->fb_win_remap(dev_drv, dev_drv->fb_win_map);
3851         dev_drv->first_frame = 1;
3852         dev_drv->overscan.left = 100;
3853         dev_drv->overscan.top = 100;
3854         dev_drv->overscan.right = 100;
3855         dev_drv->overscan.bottom = 100;
3856         for (i = 0; i < RK30_MAX_LAYER_SUPPORT; i++)
3857                 dev_drv->area_support[i] = 1;
3858         if (dev_drv->ops->area_support_num)
3859                 dev_drv->ops->area_support_num(dev_drv, dev_drv->area_support);
3860         rk_disp_pwr_ctr_parse_dt(dev_drv);
3861         if (dev_drv->prop == PRMRY) {
3862                 rk_fb_set_prmry_screen(screen);
3863                 rk_fb_get_prmry_screen(screen);
3864         }
3865         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3866         if (dev_drv->prop != PRMRY)
3867                 rk_fb_get_prmry_screen(screen);
3868         dev_drv->output_color = screen->color_mode;
3869
3870         return 0;
3871 }
3872
3873 #ifdef CONFIG_LOGO_LINUX_BMP
3874 static struct linux_logo *bmp_logo;
3875 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3876 {
3877         bmp_logo = fb_find_logo(24);
3878         if (bmp_logo == NULL) {
3879                 printk(KERN_INFO "%s error\n", __func__);
3880                 return 0;
3881         }
3882         return 1;
3883 }
3884
3885 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
3886 {
3887         unsigned char *src = bmp_logo->data;
3888         unsigned char *dst = info->screen_base;
3889         int i;
3890         unsigned int Needwidth = (*(src - 24) << 8) | (*(src - 23));
3891         unsigned int Needheight = (*(src - 22) << 8) | (*(src - 21));
3892
3893         for (i = 0; i < Needheight; i++)
3894                 memcpy(dst + info->var.xres * i * 4,
3895                        src + bmp_logo->width * i * 4, Needwidth * 4);
3896 }
3897 #endif
3898
3899 /*
3900  * check if the primary lcdc has registerd,
3901  * the primary lcdc mas register first
3902  */
3903 bool is_prmry_rk_lcdc_registered(void)
3904 {
3905         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3906
3907         if (rk_fb->lcdc_dev_drv[0])
3908                 return true;
3909         else
3910                 return false;
3911 }
3912
3913 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
3914                    struct rk_lcdc_win *win, int id)
3915 {
3916         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3917         struct fb_info *fbi;
3918         struct rk_fb_par *fb_par = NULL;
3919         int i = 0, ret = 0, index = 0;
3920
3921         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
3922                 return -ENXIO;
3923
3924         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
3925                 if (!rk_fb->lcdc_dev_drv[i]) {
3926                         rk_fb->lcdc_dev_drv[i] = dev_drv;
3927                         rk_fb->lcdc_dev_drv[i]->id = id;
3928                         rk_fb->num_lcdc++;
3929                         break;
3930                 }
3931         }
3932
3933         index = i;
3934         init_lcdc_device_driver(rk_fb, win, index);
3935         dev_drv->fb_index_base = rk_fb->num_fb;
3936         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3937                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
3938                 if (!fbi) {
3939                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
3940                         ret = -ENOMEM;
3941                 }
3942                 fb_par = devm_kzalloc(&fb_pdev->dev, sizeof(struct rk_fb_par),
3943                                       GFP_KERNEL);
3944                 if (!fb_par) {
3945                         dev_err(&fb_pdev->dev, "malloc fb_par for fb%d fail!",
3946                                 rk_fb->num_fb);
3947                         return -ENOMEM;
3948                 }
3949                 fb_par->id = rk_fb->num_fb;
3950                 fb_par->lcdc_drv = dev_drv;
3951                 fbi->par = (void *)fb_par;
3952                 fbi->var = def_var;
3953                 fbi->fix = def_fix;
3954                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
3955                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
3956                 fbi->var.grayscale |=
3957                     (fbi->var.xres << 8) + (fbi->var.yres << 20);
3958 #if defined(CONFIG_LOGO_LINUX_BMP)
3959                 fbi->var.bits_per_pixel = 32;
3960 #else
3961                 fbi->var.bits_per_pixel = 16;
3962 #endif
3963                 fbi->fix.line_length =
3964                     (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
3965                 fbi->var.width = dev_drv->cur_screen->width;
3966                 fbi->var.height = dev_drv->cur_screen->height;
3967                 if (dev_drv->iommu_enabled)
3968                         fb_ops.fb_mmap = rk_fb_mmap;
3969                 fbi->fbops = &fb_ops;
3970                 fbi->flags = FBINFO_FLAG_DEFAULT;
3971                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
3972                 ret = register_framebuffer(fbi);
3973                 if (ret < 0) {
3974                         dev_err(&fb_pdev->dev,
3975                                 "%s fb%d register_framebuffer fail!\n",
3976                                 __func__, rk_fb->num_fb);
3977                         return ret;
3978                 }
3979                 rkfb_create_sysfs(fbi);
3980                 rk_fb->fb[rk_fb->num_fb] = fbi;
3981                 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
3982                          fbi->fix.id);
3983                 rk_fb->num_fb++;
3984
3985                 if (i == 0) {
3986                         init_waitqueue_head(&dev_drv->vsync_info.wait);
3987                         init_waitqueue_head(&dev_drv->update_regs_wait);
3988                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
3989                         if (ret)
3990                                 dev_err(fbi->dev,
3991                                         "failed to create vsync file\n");
3992                         dev_drv->vsync_info.thread =
3993                             kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
3994                                         "fb-vsync");
3995                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
3996                                 dev_err(fbi->dev,
3997                                         "failed to run vsync thread\n");
3998                                 dev_drv->vsync_info.thread = NULL;
3999                         }
4000                         dev_drv->vsync_info.active = 1;
4001
4002                         mutex_init(&dev_drv->output_lock);
4003
4004                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
4005                         mutex_init(&dev_drv->update_regs_list_lock);
4006                         init_kthread_worker(&dev_drv->update_regs_worker);
4007
4008                         dev_drv->update_regs_thread =
4009                             kthread_run(kthread_worker_fn,
4010                                         &dev_drv->update_regs_worker, "rk-fb");
4011                         if (IS_ERR(dev_drv->update_regs_thread)) {
4012                                 int err = PTR_ERR(dev_drv->update_regs_thread);
4013                                 dev_drv->update_regs_thread = NULL;
4014
4015                                 printk("failed to run update_regs thread\n");
4016                                 return err;
4017                         }
4018                         init_kthread_work(&dev_drv->update_regs_work,
4019                                           rk_fb_update_regs_handler);
4020
4021                         dev_drv->timeline =
4022                             sw_sync_timeline_create("fb-timeline");
4023                         dev_drv->timeline_max = 1;
4024                 }
4025         }
4026
4027         /* show logo for primary display device */
4028 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE)
4029         if (dev_drv->prop == PRMRY) {
4030                 u16 xact, yact;
4031                 int format;
4032                 u32 dsp_addr;
4033                 struct fb_info *main_fbi = rk_fb->fb[0];
4034                 main_fbi->fbops->fb_open(main_fbi, 1);
4035                 main_fbi->var.pixclock = dev_drv->pixclock;
4036 #if defined(CONFIG_ROCKCHIP_IOMMU)
4037                 if (dev_drv->iommu_enabled) {
4038                         if (dev_drv->mmu_dev)
4039                                 rockchip_iovmm_set_fault_handler(dev_drv->dev,
4040                                                 rk_fb_sysmmu_fault_handler);
4041                 }
4042 #endif
4043
4044                 rk_fb_alloc_buffer(main_fbi);   /* only alloc memory for main fb */
4045                 dev_drv->uboot_logo = support_uboot_display();
4046
4047                 if (dev_drv->uboot_logo &&
4048                     uboot_logo_offset && uboot_logo_base) {
4049                         int width, height, bits;
4050                         phys_addr_t start = uboot_logo_base + uboot_logo_offset;
4051                         unsigned int size = uboot_logo_size - uboot_logo_offset;
4052                         unsigned int nr_pages;
4053                         struct page **pages;
4054                         char *vaddr;
4055                         int i = 0;
4056
4057                         if (dev_drv->ops->get_dspbuf_info)
4058                                 dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
4059                                         &yact, &format, &dsp_addr);
4060                         nr_pages = size >> PAGE_SHIFT;
4061                         pages = kzalloc(sizeof(struct page) * nr_pages,
4062                                         GFP_KERNEL);
4063                         while (i < nr_pages) {
4064                                 pages[i] = phys_to_page(start);
4065                                 start += PAGE_SIZE;
4066                                 i++;
4067                         }
4068                         vaddr = vmap(pages, nr_pages, VM_MAP,
4069                                         pgprot_writecombine(PAGE_KERNEL));
4070                         if (!vaddr) {
4071                                 pr_err("failed to vmap phy addr 0x%lx\n",
4072                                        (long)(uboot_logo_base +
4073                                        uboot_logo_offset));
4074                                 return -1;
4075                         }
4076
4077                         if(bmpdecoder(vaddr, main_fbi->screen_base, &width,
4078                                       &height, &bits)) {
4079                                 kfree(pages);
4080                                 vunmap(vaddr);
4081                                 return 0;
4082                         }
4083                         kfree(pages);
4084                         vunmap(vaddr);
4085                         if (dev_drv->uboot_logo &&
4086                             (width != xact || height != yact)) {
4087                                 pr_err("can't support uboot kernel logo use different size [%dx%d] != [%dx%d]\n",
4088                                         xact, yact, width, height);
4089                                 return 0;
4090                         }
4091
4092                         if (dev_drv->ops->post_dspbuf) {
4093                                 dev_drv->ops->post_dspbuf(dev_drv,
4094                                         main_fbi->fix.smem_start,
4095                                         rk_fb_data_fmt(0, bits),
4096                                         width, height, width * bits >> 5);
4097                         }
4098                         if (dev_drv->iommu_enabled) {
4099                                 rk_fb_poll_wait_frame_complete();
4100                                 if (dev_drv->ops->mmu_en)
4101                                         dev_drv->ops->mmu_en(dev_drv);
4102                                 freed_index = 0;
4103                         }
4104
4105                         return 0;
4106                 } else if (dev_drv->uboot_logo && uboot_logo_base) {
4107                         u32 start = uboot_logo_base;
4108                         u32 start_base = start;
4109                         int logo_len, i=0;
4110                         unsigned int nr_pages;
4111                         struct page **pages;
4112                         char *vaddr;
4113
4114                         dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
4115                                                       &yact, &format,
4116                                                       &start);
4117                         logo_len = rk_fb_pixel_width(format) * xact * yact >> 3;
4118                         if (logo_len > uboot_logo_size ||
4119                             logo_len > main_fbi->fix.smem_len) {
4120                                 pr_err("logo size > uboot reserve buffer size\n");
4121                                 return -1;
4122                         }
4123
4124                         nr_pages = uboot_logo_size >> PAGE_SHIFT;
4125                         pages = kzalloc(sizeof(struct page) * nr_pages,
4126                                         GFP_KERNEL);
4127                         while (i < nr_pages) {
4128                                 pages[i] = phys_to_page(start);
4129                                 start += PAGE_SIZE;
4130                                 i++;
4131                         }
4132                         vaddr = vmap(pages, nr_pages, VM_MAP,
4133                                         pgprot_writecombine(PAGE_KERNEL));
4134                         if (!vaddr) {
4135                                 pr_err("failed to vmap phy addr 0x%x\n",
4136                                        start_base);
4137                                 return -1;
4138                         }
4139
4140                         memcpy(main_fbi->screen_base, vaddr, logo_len);
4141
4142                         kfree(pages);
4143                         vunmap(vaddr);
4144
4145                         dev_drv->ops->post_dspbuf(dev_drv,
4146                                         main_fbi->fix.smem_start,
4147                                         format, xact, yact,
4148                                         xact * rk_fb_pixel_width(format) >> 5);
4149                         if (dev_drv->iommu_enabled) {
4150                                 rk_fb_poll_wait_frame_complete();
4151                                 if (dev_drv->ops->mmu_en)
4152                                         dev_drv->ops->mmu_en(dev_drv);
4153                                 freed_index = 0;
4154                         }
4155                         return 0;
4156                 } else {
4157                         if (dev_drv->iommu_enabled) {
4158                                 if (dev_drv->ops->mmu_en)
4159                                         dev_drv->ops->mmu_en(dev_drv);
4160                                 freed_index = 0;
4161                         }
4162                 }
4163 #if defined(CONFIG_LOGO)
4164                 main_fbi->fbops->fb_set_par(main_fbi);
4165 #if  defined(CONFIG_LOGO_LINUX_BMP)
4166                 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
4167                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4168                         fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
4169                 }
4170 #else
4171                 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
4172                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4173                         fb_show_logo(main_fbi, FB_ROTATE_UR);
4174                 }
4175 #endif
4176                 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
4177 #endif
4178         } else {
4179                 struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb >> 1];
4180                 extend_fbi->var.pixclock = rk_fb->fb[0]->var.pixclock;
4181                 rk_fb_alloc_buffer(extend_fbi);
4182         }
4183 #endif
4184         return 0;
4185 }
4186
4187 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
4188 {
4189         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
4190         struct fb_info *fbi;
4191         int fb_index_base = dev_drv->fb_index_base;
4192         int fb_num = dev_drv->lcdc_win_num;
4193         int i = 0;
4194
4195         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
4196                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
4197                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
4198         }
4199
4200         for (i = 0; i < fb_num; i++)
4201                 kfree(dev_drv->win[i]);
4202
4203         for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
4204                 fbi = fb_inf->fb[i];
4205                 unregister_framebuffer(fbi);
4206                 /* rk_release_fb_buffer(fbi); */
4207                 framebuffer_release(fbi);
4208         }
4209         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
4210         fb_inf->num_lcdc--;
4211
4212         return 0;
4213 }
4214
4215 static int rk_fb_probe(struct platform_device *pdev)
4216 {
4217         struct rk_fb *rk_fb = NULL;
4218         struct device_node *np = pdev->dev.of_node;
4219         u32 mode;
4220
4221         if (!np) {
4222                 dev_err(&pdev->dev, "Missing device tree node.\n");
4223                 return -EINVAL;
4224         }
4225
4226         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
4227         if (!rk_fb) {
4228                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
4229                 return -ENOMEM;
4230         }
4231         platform_set_drvdata(pdev, rk_fb);
4232
4233         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
4234                 rk_fb->disp_mode = mode;
4235
4236         } else {
4237                 dev_err(&pdev->dev, "no disp-mode node found!");
4238                 return -ENODEV;
4239         }
4240
4241         if (!of_property_read_u32(np, "rockchip,disp-policy", &mode)) {
4242                 rk_fb->disp_policy = mode;
4243                 pr_info("fb disp policy is %s\n", rk_fb->disp_policy ? "box":"sdk");
4244         }
4245
4246         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
4247                 printk(KERN_DEBUG "uboot-logo-on:%d\n", uboot_logo_on);
4248
4249         dev_set_name(&pdev->dev, "rockchip-fb");
4250 #if defined(CONFIG_ION_ROCKCHIP)
4251         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
4252         if (IS_ERR(rk_fb->ion_client)) {
4253                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
4254                 return PTR_ERR(rk_fb->ion_client);
4255         } else {
4256                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
4257         }
4258 #endif
4259
4260         fb_pdev = pdev;
4261         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
4262         return 0;
4263 }
4264
4265 static int rk_fb_remove(struct platform_device *pdev)
4266 {
4267         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4268
4269         kfree(rk_fb);
4270         platform_set_drvdata(pdev, NULL);
4271         return 0;
4272 }
4273
4274 static void rk_fb_shutdown(struct platform_device *pdev)
4275 {
4276         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4277         int i;
4278
4279         for (i = 0; i < rk_fb->num_lcdc; i++) {
4280                 if (!rk_fb->lcdc_dev_drv[i])
4281                         continue;
4282                 sw_sync_timeline_inc(rk_fb->lcdc_dev_drv[i]->timeline, 1);
4283         }
4284 }
4285
4286 static const struct of_device_id rkfb_dt_ids[] = {
4287         {.compatible = "rockchip,rk-fb",},
4288         {}
4289 };
4290
4291 static struct platform_driver rk_fb_driver = {
4292         .probe = rk_fb_probe,
4293         .remove = rk_fb_remove,
4294         .driver = {
4295                    .name = "rk-fb",
4296                    .owner = THIS_MODULE,
4297                    .of_match_table = of_match_ptr(rkfb_dt_ids),
4298                    },
4299         .shutdown = rk_fb_shutdown,
4300 };
4301
4302 static int __init rk_fb_init(void)
4303 {
4304         return platform_driver_register(&rk_fb_driver);
4305 }
4306
4307 static void __exit rk_fb_exit(void)
4308 {
4309         platform_driver_unregister(&rk_fb_driver);
4310 }
4311
4312 fs_initcall(rk_fb_init);
4313 module_exit(rk_fb_exit);