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;
  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_444_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;
1308                 uv_x_off = xoffset;
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         if (dev_drv->hdmi_switch)
1402                 mdelay(100);
1403         return 0;
1404 }
1405
1406 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1407 {
1408         int i, j;
1409
1410         i = list_empty(&dev_drv->update_regs_list);
1411         j = list_empty(&dev_drv->saved_list);
1412         return i == j ? 0 : 1;
1413 }
1414
1415 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1416 {
1417         int err = sync_fence_wait(fence, 1000);
1418
1419         if (err >= 0)
1420                 return;
1421
1422         if (err == -ETIME)
1423                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1424
1425         if (err < 0)
1426                 printk("error waiting on fence\n");
1427 }
1428 #if 0
1429 static int rk_fb_copy_from_loader(struct fb_info *info)
1430 {
1431         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
1432         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
1433         void *dst = info->screen_base;
1434         u32 dsp_addr[4];
1435         u32 src;
1436         u32 i,size;
1437         int win_id;
1438         struct rk_lcdc_win *win;
1439
1440         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1441         win = dev_drv->win[win_id];
1442         size = (win->area[0].xact) * (win->area[0].yact) << 2;
1443         dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1444         src = dsp_addr[win_id];
1445         dev_info(info->dev, "copy fb data %d x %d  from  dst_addr:%08x\n",
1446                  win->area[0].xact, win->area[0].yact, src);
1447         for (i = 0; i < size; i += PAGE_SIZE) {
1448                 void *page = phys_to_page(i + src);
1449                 void *from_virt = kmap(page);
1450                 void *to_virt = dst + i;
1451                 memcpy(to_virt, from_virt, PAGE_SIZE);
1452         }
1453         dev_drv->ops->direct_set_addr(dev_drv, win_id,
1454                                       info->fix.smem_start);
1455         return 0;
1456 }
1457 #endif
1458 #ifdef CONFIG_ROCKCHIP_IOMMU
1459 static int g_last_addr[5][4];
1460 static int g_now_config_addr[5][4];
1461 static int g_last_state[5][4];
1462 static int g_now_config_state[5][4];
1463 int g_last_timeout;
1464 u32 freed_addr[10];
1465 u32 freed_index;
1466
1467 #define DUMP_CHUNK 256
1468 char buf[PAGE_SIZE];
1469
1470 int rk_fb_sysmmu_fault_handler(struct device *dev,
1471                                enum rk_iommu_inttype itype,
1472                                unsigned long pgtable_base,
1473                                unsigned long fault_addr, unsigned int status)
1474 {
1475         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1476         int i = 0, j = 0;
1477         static int page_fault_cnt;
1478         if ((page_fault_cnt++) >= 10)
1479                 return 0;
1480         pr_err
1481             ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1482              fault_addr, pgtable_base, status);
1483         pr_info("last config addr:\n");
1484         for (i = 0; i < 4; i++) {
1485                 for (j = 0; j < 4; j++)
1486                         pr_info("win[%d],area[%d] = 0x%08x\n",
1487                                 i, j, g_last_addr[i][j]);
1488         }
1489         pr_info("last freed buffer:\n");
1490         for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1491                 printk("%d:0x%08x\n", i, freed_addr[i]);
1492         printk("last timeout:%d\n", g_last_timeout);
1493         dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1494         for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1495                 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1496                         char c = buf[i + DUMP_CHUNK];
1497                         buf[i + DUMP_CHUNK] = 0;
1498                         pr_cont("%s", buf + i);
1499                         buf[i + DUMP_CHUNK] = c;
1500                 } else {
1501                         buf[PAGE_SIZE - 1] = 0;
1502                         pr_cont("%s", buf + i);
1503                 }
1504         }
1505
1506         return 0;
1507 }
1508 #endif
1509
1510 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1511                         struct rk_fb_reg_win_data *reg_win_data)
1512 {
1513         int i, index_buf;
1514         struct rk_fb_reg_area_data *area_data;
1515         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1516
1517         for (i = 0; i < reg_win_data->area_num; i++) {
1518                 area_data = &reg_win_data->reg_area_data[i];
1519                 index_buf = area_data->index_buf;
1520 #if defined(CONFIG_ROCKCHIP_IOMMU)
1521                 if (dev_drv->iommu_enabled) {
1522                         if (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->colorspace = reg_win_data->colorspace;
1572                 win->area[0].fbdc_en =
1573                         reg_win_data->reg_area_data[0].fbdc_en;
1574                 win->area[0].fbdc_cor_en =
1575                         reg_win_data->reg_area_data[0].fbdc_cor_en;
1576                 win->area[0].fbdc_data_format =
1577                         reg_win_data->reg_area_data[0].fbdc_data_format;
1578                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1579                         if (reg_win_data->reg_area_data[i].smem_start > 0) {
1580                                 win->area[i].format =
1581                                         reg_win_data->reg_area_data[i].data_format;
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                                         win->area[i].xpos =
1589                                                 reg_win_data->reg_area_data[i].xpos;
1590                                         win->area[i].ypos =
1591                                                 reg_win_data->reg_area_data[i].ypos;
1592                                         win->area[i].xsize =
1593                                                 reg_win_data->reg_area_data[i].xsize;
1594                                         win->area[i].ysize =
1595                                                 reg_win_data->reg_area_data[i].ysize;
1596                                 } else {
1597                                         win->area[i].xpos =
1598                                                 reg_win_data->reg_area_data[i].xpos *
1599                                                 cur_screen->mode.xres /
1600                                                 primary_screen.mode.xres;
1601                                         win->area[i].ypos =
1602                                                 reg_win_data->reg_area_data[i].ypos *
1603                                                 cur_screen->mode.yres /
1604                                                 primary_screen.mode.yres;
1605                                         win->area[i].xsize =
1606                                                 reg_win_data->reg_area_data[i].xsize *
1607                                                 cur_screen->mode.xres /
1608                                                 primary_screen.mode.xres;
1609                                         win->area[i].ysize =
1610                                                 reg_win_data->reg_area_data[i].ysize *
1611                                                 cur_screen->mode.yres /
1612                                                 primary_screen.mode.yres;
1613
1614                                         /* recalc display size if set hdmi scaler when at ONE_DUAL mode */
1615                                         if (inf->disp_mode == ONE_DUAL && hdmi_switch_state) {
1616                                                 if (cur_screen->xsize > 0 &&
1617                                                     cur_screen->xsize <= cur_screen->mode.xres) {
1618                                                         win->area[i].xpos =
1619                                                                 ((cur_screen->mode.xres - cur_screen->xsize) >> 1) +
1620                                                                 cur_screen->xsize * win->area[i].xpos / cur_screen->mode.xres;
1621                                                         win->area[i].xsize =
1622                                                                 win->area[i].xsize * cur_screen->xsize / cur_screen->mode.xres;
1623                                                 }
1624                                                 if (cur_screen->ysize > 0 && cur_screen->ysize <= cur_screen->mode.yres) {
1625                                                         win->area[i].ypos =
1626                                                                 ((cur_screen->mode.yres - cur_screen->ysize) >> 1) +
1627                                                                 cur_screen->ysize * win->area[i].ypos / cur_screen->mode.yres;
1628                                                         win->area[i].ysize =
1629                                                                 win->area[i].ysize * cur_screen->ysize / cur_screen->mode.yres;
1630                                                 }
1631                                         }
1632                                 }
1633                                 win->area[i].xact =
1634                                     reg_win_data->reg_area_data[i].xact;
1635                                 win->area[i].yact =
1636                                     reg_win_data->reg_area_data[i].yact;
1637                                 win->area[i].xvir =
1638                                     reg_win_data->reg_area_data[i].xvir;
1639                                 win->area[i].yvir =
1640                                     reg_win_data->reg_area_data[i].yvir;
1641                                 win->area[i].xoff =
1642                                     reg_win_data->reg_area_data[i].xoff;
1643                                 win->area[i].yoff =
1644                                     reg_win_data->reg_area_data[i].yoff;
1645                                 win->area[i].y_offset =
1646                                     reg_win_data->reg_area_data[i].y_offset;
1647                                 win->area[i].y_vir_stride =
1648                                     reg_win_data->reg_area_data[i].y_vir_stride;
1649                                 win->area[i].state = 1;
1650 #if defined(CONFIG_ROCKCHIP_IOMMU)
1651                                 if (dev_drv->iommu_enabled) {
1652                                         g_now_config_addr[win->id][i] =
1653                                                 win->area[i].smem_start +
1654                                                 win->area[i].y_offset;
1655                                         g_now_config_state[win->id][i] = 1;
1656                                 }
1657 #endif
1658                         } else {
1659                                 win->area[i].state = 0;
1660 #if defined(CONFIG_ROCKCHIP_IOMMU)
1661                                 if (dev_drv->iommu_enabled) {
1662                                         g_now_config_addr[win->id][i] = 0;
1663                                         g_now_config_state[win->id][i] = 0;
1664                                 }
1665 #endif
1666                         }
1667                 }
1668         }
1669 }
1670
1671 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1672                                                      *regs, int win_id)
1673 {
1674         int i;
1675         struct rk_fb_reg_win_data *win_data = NULL;
1676         for (i = 0; i < regs->win_num; i++) {
1677                 if (regs->reg_win_data[i].win_id == win_id) {
1678                         win_data = &(regs->reg_win_data[i]);
1679                         break;
1680                 }
1681         }
1682
1683         return win_data;
1684 }
1685
1686 static int rk_fb_reg_effect(struct rk_lcdc_driver *dev_drv,
1687                              struct rk_fb_reg_data *regs,
1688                              int count)
1689 {
1690         int i, j, wait_for_vsync = false;
1691         unsigned int dsp_addr[5][4];
1692         int win_status = 0;
1693
1694         if (dev_drv->ops->get_dsp_addr)
1695                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1696
1697         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1698                 for (j = 0;j < RK_WIN_MAX_AREA; j++) {
1699                         if ((j > 0) && (dev_drv->area_support[i] == 1)) {
1700                                 continue;
1701                         }
1702                         if (dev_drv->win[i]->area[j].state == 1) {
1703                                 u32 new_start =
1704                                         dev_drv->win[i]->area[j].smem_start +
1705                                         dev_drv->win[i]->area[j].y_offset;
1706                                 u32 reg_start = dsp_addr[i][j];
1707                                 if (unlikely(new_start != reg_start)) {
1708                                         wait_for_vsync = true;
1709                                         dev_info(dev_drv->dev,
1710                                                  "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1711                                                  i, new_start, reg_start, 101 - count);
1712                                         break;
1713                                 }
1714                         } else if (dev_drv->win[i]->area[j].state == 0) {
1715                                 if (dev_drv->ops->get_win_state) {
1716                                         win_status =
1717                                         dev_drv->ops->get_win_state(dev_drv, i, j);
1718                                         if (win_status)
1719                                                 wait_for_vsync = true;
1720                                 }
1721                         } else {
1722                                 pr_err("!!!win[%d]state:%d,error!!!\n",
1723                                        i, dev_drv->win[i]->state);
1724                         }
1725                 }
1726         }
1727
1728         return wait_for_vsync;
1729 }
1730
1731 static int rk_fb_iommu_page_fault_dump(struct rk_lcdc_driver *dev_drv)
1732 {
1733         int i, j, state, page_fault = 0;
1734         unsigned int dsp_addr[5][4];
1735
1736         if (dev_drv->ops->extern_func) {
1737                 dev_drv->ops->extern_func(dev_drv, UNMASK_PAGE_FAULT);
1738                 page_fault = dev_drv->ops->extern_func(dev_drv, GET_PAGE_FAULT);
1739         }
1740         if (page_fault) {
1741                 pr_info("last config:\n");
1742                 for(i = 0; i < dev_drv->lcdc_win_num; i++) {
1743                         for(j = 0; j < RK_WIN_MAX_AREA; j++) {
1744                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1745                                         continue;
1746                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1747                                         i, j, g_last_state[i][j], g_last_addr[i][j]);
1748                         }
1749                 }
1750
1751                 pr_info("last freed buffer:\n");
1752                 for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1753                         pr_info("%d:0x%08x\n", i, freed_addr[i]);
1754
1755                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1756                 pr_info("vop now state:\n");
1757                 for(i = 0; i < dev_drv->lcdc_win_num; i++) {
1758                         for(j = 0; j < RK_WIN_MAX_AREA; j++) {
1759                                 if ((j > 0) && (dev_drv->area_support[i] == 1))
1760                                         continue;
1761                                 state = dev_drv->ops->get_win_state(dev_drv, i, j);
1762                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1763                                         i, j, state, dsp_addr[i][j]);
1764                     }
1765                 }
1766                 pr_info("now config:\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                                 pr_info("win[%d]area[%d],state=%d,addr=0x%08x\n",
1772                                         i, j, g_now_config_state[i][j],
1773                                         g_now_config_addr[i][j]);
1774                         }
1775                 }
1776                 for (i = 0; i < DUMP_FRAME_NUM; i++)
1777                         rk_fb_config_debug(dev_drv, &(dev_drv->tmp_win_cfg[i]),
1778                                            &(dev_drv->tmp_regs[i]), 0);
1779         }
1780
1781         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1782                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1783                         if ((j > 0) && (dev_drv->area_support[i] == 1))
1784                                 continue;
1785                         g_last_addr[i][j] = g_now_config_addr[i][j];
1786                         g_last_state[i][j] = g_now_config_state[i][j];
1787                 }
1788         }
1789
1790         return page_fault;
1791 }
1792 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1793                              struct rk_fb_reg_data *regs)
1794 {
1795         int i, j;
1796         struct rk_lcdc_win *win;
1797         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1798         struct rk_fb_reg_win_data *win_data;
1799         bool wait_for_vsync;
1800         int count = 100;
1801         long timeout;
1802         int pagefault = 0;
1803         /* acq_fence wait */
1804         for (i = 0; i < regs->win_num; i++) {
1805                 win_data = &regs->reg_win_data[i];
1806                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1807                         if (win_data->reg_area_data[j].acq_fence) {
1808                                 /* printk("acq_fence wait!!!!!\n"); */
1809                                 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1810                         }
1811                 }
1812         }
1813
1814         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1815                 win = dev_drv->win[i];
1816                 win_data = rk_fb_get_win_data(regs, i);
1817                 if (win_data) {
1818                         mutex_lock(&dev_drv->win_config);
1819                         rk_fb_update_win(dev_drv, win, win_data);
1820                         win->state = 1;
1821                         dev_drv->ops->set_par(dev_drv, i);
1822                         dev_drv->ops->pan_display(dev_drv, i);
1823                         mutex_unlock(&dev_drv->win_config);
1824                 } else {
1825                         win->z_order = -1;
1826                         win->state = 0;
1827                         for (j = 0; j < 4; j++)
1828                                 win->area[j].state = 0;
1829 #if defined(CONFIG_ROCKCHIP_IOMMU)
1830                         if (dev_drv->iommu_enabled) {
1831                                 for (j = 0; j < 4; j++) {
1832                                         g_now_config_addr[i][j] = 0;
1833                                         g_now_config_state[i][j] = 0;
1834                                 }
1835                         }
1836 #endif
1837                 }
1838         }
1839         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1840
1841         if (rk_fb_iommu_debug > 0) {
1842                 pagefault = rk_fb_iommu_page_fault_dump(dev_drv);
1843         }
1844
1845         if (pagefault == 0) {
1846                 dev_drv->ops->cfg_done(dev_drv);
1847         } else {
1848                 sw_sync_timeline_inc(dev_drv->timeline, 1);
1849         }
1850
1851         do {
1852                 timestamp = dev_drv->vsync_info.timestamp;
1853                 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1854                                 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1855                                 msecs_to_jiffies(50));
1856
1857                 wait_for_vsync = rk_fb_reg_effect(dev_drv, regs, count);
1858         } while (wait_for_vsync && count--);
1859 #ifdef H_USE_FENCE
1860         sw_sync_timeline_inc(dev_drv->timeline, 1);
1861 #endif
1862
1863         if (dev_drv->front_regs) {
1864 #if defined(CONFIG_ROCKCHIP_IOMMU)
1865                 if (dev_drv->iommu_enabled) {
1866                         if (dev_drv->ops->mmu_en)
1867                                 dev_drv->ops->mmu_en(dev_drv);
1868                         freed_index = 0;
1869                         g_last_timeout = timeout;
1870                 }
1871 #endif
1872
1873                 mutex_lock(&dev_drv->front_lock);
1874
1875                 for (i = 0; i < dev_drv->front_regs->win_num; i++) {
1876                         win_data = &dev_drv->front_regs->reg_win_data[i];
1877                         rk_fb_free_dma_buf(dev_drv, win_data);
1878                 }
1879                 kfree(dev_drv->front_regs);
1880
1881                 mutex_unlock(&dev_drv->front_lock);
1882
1883 #if defined(CONFIG_ROCKCHIP_IOMMU)
1884                 if (dev_drv->iommu_enabled)
1885                         freed_addr[freed_index] = 0xfefefefe;
1886 #endif
1887         }
1888
1889         mutex_lock(&dev_drv->front_lock);
1890
1891         dev_drv->front_regs = regs;
1892
1893         mutex_unlock(&dev_drv->front_lock);
1894
1895         trace_buffer_dump(&fb_pdev->dev, dev_drv);
1896 }
1897
1898 static void rk_fb_update_regs_handler(struct kthread_work *work)
1899 {
1900         struct rk_lcdc_driver *dev_drv =
1901             container_of(work, struct rk_lcdc_driver, update_regs_work);
1902         struct rk_fb_reg_data *data, *next;
1903
1904         mutex_lock(&dev_drv->update_regs_list_lock);
1905         dev_drv->saved_list = dev_drv->update_regs_list;
1906         list_replace_init(&dev_drv->update_regs_list, &dev_drv->saved_list);
1907         mutex_unlock(&dev_drv->update_regs_list_lock);
1908
1909         list_for_each_entry_safe(data, next, &dev_drv->saved_list, list) {
1910                 rk_fb_update_reg(dev_drv, data);
1911                 list_del(&data->list);
1912         }
1913
1914         if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
1915                 wake_up(&dev_drv->update_regs_wait);
1916 }
1917
1918 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
1919                                   struct rk_screen *screen)
1920 {
1921         if (area_par->phy_addr > 0)
1922                 pr_err("%s[%d], phy_addr = 0x%x\n",
1923                        __func__, __LINE__, area_par->phy_addr);
1924         if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
1925             (area_par->xact <= 0) || (area_par->yact <= 0) ||
1926             (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1927                 pr_err("check config var fail 0:\n"
1928                        "x_offset=%d,xact=%d,xvir=%d\n",
1929                        area_par->x_offset, area_par->xact, area_par->xvir);
1930                 return -EINVAL;
1931         }
1932
1933         if ((area_par->xpos + area_par->xsize > screen->mode.xres) ||
1934             (area_par->ypos + area_par->ysize > screen->mode.yres) ||
1935             (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1936                 pr_warn("check config var fail 1:\n"
1937                        "xpos=%d,xsize=%d,xres=%d\n"
1938                        "ypos=%d,ysize=%d,yres=%d\n",
1939                        area_par->xpos, area_par->xsize, screen->mode.xres,
1940                        area_par->ypos, area_par->ysize, screen->mode.yres);
1941                 return -EINVAL;
1942         }
1943         return 0;
1944 }
1945
1946 static int rk_fb_config_debug(struct rk_lcdc_driver *dev_drv,
1947                               struct rk_fb_win_cfg_data *win_data,
1948                               struct rk_fb_reg_data *regs, u32 cmd)
1949 {
1950         int i, j;
1951         struct rk_fb_win_par *win_par;
1952         struct rk_fb_area_par *area_par;
1953         struct rk_fb_reg_win_data *reg_win_data;
1954         struct rk_fb_reg_area_data *area_data;
1955
1956         fb_dbg(cmd, "-------------frame start-------------\n");
1957         fb_dbg(cmd, "user config:\n");
1958         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1959                 win_par = &(win_data->win_par[i]);
1960                 if ((win_par->area_par[0].ion_fd <= 0) &&
1961                     (win_par->area_par[0].phy_addr <= 0))
1962                         continue;
1963                 fb_dbg(cmd, "win[%d]:z_order=%d,galhpa_v=%d\n",
1964                        win_par->win_id, win_par->z_order,
1965                        win_par->g_alpha_val);
1966                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1967                         area_par = &(win_par->area_par[j]);
1968                         if (((j > 0) && (dev_drv->area_support[i] == 1)) ||
1969                             ((win_par->area_par[j].ion_fd <= 0) &&
1970                              (win_par->area_par[j].phy_addr <= 0)))
1971                                 continue;
1972                         fb_dbg(cmd, " area[%d]:fmt=%d,ion_fd=%d,phy_add=0x%x,xoff=%d,yoff=%d\n",
1973                                j, area_par->data_format, area_par->ion_fd,
1974                                area_par->phy_addr, area_par->x_offset,
1975                                area_par->y_offset);
1976                         fb_dbg(cmd, "      xpos=%d,ypos=%d,xsize=%d,ysize=%d\n",
1977                                area_par->xpos, area_par->ypos,
1978                                area_par->xsize, area_par->ysize);
1979                         fb_dbg(cmd, "      xact=%d,yact=%d,xvir=%d,yvir=%d\n",
1980                                area_par->xact, area_par->yact,
1981                                area_par->xvir, area_par->yvir);
1982                 }
1983         }
1984
1985         fb_dbg(cmd, "regs data:\n");
1986         fb_dbg(cmd, "win_num=%d,buf_num=%d\n",
1987                regs->win_num, regs->buf_num);
1988         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1989                 reg_win_data = &(regs->reg_win_data[i]);
1990                 if (reg_win_data->reg_area_data[0].smem_start <= 0)
1991                         continue;
1992                 fb_dbg(cmd, "win[%d]:z_order=%d,area_num=%d,area_buf_num=%d\n",
1993                        reg_win_data->win_id, reg_win_data->z_order,
1994                        reg_win_data->area_num, reg_win_data->area_buf_num);
1995                 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1996                         area_data = &(reg_win_data->reg_area_data[j]);
1997                         if (((j > 0) && (dev_drv->area_support[i] == 1)) ||
1998                             (area_data->smem_start <= 0))
1999                                 continue;
2000                         fb_dbg(cmd, " area[%d]:fmt=%d,ion=%p,smem_star=0x%lx,cbr_star=0x%lx\n",
2001                                j, area_data->data_format, area_data->ion_handle,
2002                                area_data->smem_start, area_data->cbr_start);
2003                         fb_dbg(cmd, "      yoff=0x%x,coff=0x%x,area_data->buff_len=%x\n",
2004                                area_data->y_offset, area_data->c_offset,area_data->buff_len);
2005                         fb_dbg(cmd, "      xpos=%d,ypos=%d,xsize=%d,ysize=%d\n",
2006                                area_data->xpos, area_data->ypos,
2007                                area_data->xsize, area_data->ysize);
2008                         fb_dbg(cmd, "      xact=%d,yact=%d,xvir=%d,yvir=%d\n",
2009                                area_data->xact, area_data->yact,
2010                                area_data->xvir, area_data->yvir);
2011                 }
2012         }
2013         fb_dbg(cmd, "-------------frame end---------------\n");
2014
2015         return 0;
2016 }
2017 static int rk_fb_config_backup(struct rk_lcdc_driver *dev_drv,
2018                                    struct rk_fb_win_cfg_data *win_cfg,
2019                                    struct rk_fb_reg_data *regs)
2020 {
2021         int i;
2022
2023         /*2->1->0: 0 is newest*/
2024         for (i = 0; i < DUMP_FRAME_NUM - 1; i++) {
2025                 memcpy(&(dev_drv->tmp_win_cfg[DUMP_FRAME_NUM-1-i]),
2026                        &(dev_drv->tmp_win_cfg[DUMP_FRAME_NUM-2-i]),
2027                        sizeof(struct rk_fb_win_cfg_data));
2028                 memcpy(&(dev_drv->tmp_regs[DUMP_FRAME_NUM-1-i]),
2029                        &(dev_drv->tmp_regs[DUMP_FRAME_NUM-2-i]),
2030                        sizeof(struct rk_fb_reg_data));
2031         }
2032
2033         memcpy(&(dev_drv->tmp_win_cfg[0]), win_cfg,
2034                sizeof(struct rk_fb_win_cfg_data));
2035         memcpy(&(dev_drv->tmp_regs[0]), regs,
2036                sizeof(struct rk_fb_reg_data));
2037
2038         return 0;
2039 }
2040 static int rk_fb_set_win_buffer(struct fb_info *info,
2041                                 struct rk_fb_win_par *win_par,
2042                                 struct rk_fb_reg_win_data *reg_win_data)
2043 {
2044         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2045         struct fb_fix_screeninfo *fix = &info->fix;
2046         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2047         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2048         /*if hdmi size move to hwc,screen should point to cur_screen
2049           otherwise point to screen0[main screen]*/
2050         struct rk_screen *screen = dev_drv->cur_screen;/*screen0;*/
2051         struct fb_info *fbi;
2052         int i, ion_fd, acq_fence_fd;
2053         u32 xvir, yvir;
2054         u32 xoffset, yoffset;
2055
2056         struct ion_handle *hdl;
2057         size_t len;
2058         int index_buf;
2059         u8 fb_data_fmt;
2060         u8 pixel_width;
2061         u32 vir_width_bit;
2062         u32 stride, uv_stride;
2063         u32 stride_32bit_1;
2064         u32 stride_32bit_2;
2065         u16 uv_x_off, uv_y_off, uv_y_act;
2066         u8 is_pic_yuv = 0;
2067         u8 ppixel_a = 0, global_a = 0;
2068         ion_phys_addr_t phy_addr;
2069         int ret = 0;
2070         int buff_len;
2071
2072         reg_win_data->reg_area_data[0].smem_start = -1;
2073         reg_win_data->area_num = 0;
2074         fbi = rk_fb->fb[win_par->win_id + dev_drv->fb_index_base];
2075         if (win_par->area_par[0].phy_addr == 0) {
2076                 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
2077                         ion_fd = win_par->area_par[i].ion_fd;
2078                         if (ion_fd > 0) {
2079                                 hdl =
2080                                     ion_import_dma_buf(rk_fb->ion_client,
2081                                                        ion_fd);
2082                                 if (IS_ERR(hdl)) {
2083                                         pr_info("%s: Could not import handle:"
2084                                                 " %ld\n", __func__, (long)hdl);
2085                                         return -EINVAL;
2086                                         break;
2087                                 }
2088                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
2089 #ifndef CONFIG_ROCKCHIP_IOMMU
2090                                 ret = ion_phys(rk_fb->ion_client, hdl, &phy_addr,
2091                                                 &len);
2092 #else
2093                                 if (dev_drv->iommu_enabled)
2094                                         ret = ion_map_iommu(dev_drv->dev,
2095                                                                 rk_fb->ion_client,
2096                                                                 hdl,
2097                                                                 (unsigned long *)&phy_addr,
2098                                                                 (unsigned long *)&len);
2099                                 else
2100                                         ret = ion_phys(rk_fb->ion_client, hdl,
2101                                                         &phy_addr, &len);
2102 #endif
2103                                 if (ret < 0) {
2104                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
2105                                         ion_free(rk_fb->ion_client, hdl);
2106                                         return -ENOMEM;
2107                                 }
2108                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
2109                                 reg_win_data->area_num++;
2110                                 reg_win_data->area_buf_num++;
2111                                 reg_win_data->reg_area_data[i].index_buf = 1;
2112                                 reg_win_data->reg_area_data[i].buff_len = len;
2113                         }
2114                 }
2115         } else {
2116                 reg_win_data->reg_area_data[0].smem_start =
2117                     win_par->area_par[0].phy_addr;
2118                 reg_win_data->area_num = 1;
2119                 reg_win_data->area_buf_num++;
2120                 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
2121         }
2122
2123         if (reg_win_data->area_num == 0) {
2124                 for (i = 0; i < RK_WIN_MAX_AREA; i++)
2125                         reg_win_data->reg_area_data[i].smem_start = 0;
2126                 reg_win_data->z_order = -1;
2127                 reg_win_data->win_id = -1;
2128                 return 0;
2129         }
2130
2131         for (i = 0; i < reg_win_data->area_num; i++) {
2132                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
2133                 index_buf = reg_win_data->reg_area_data[i].index_buf;
2134                 if ((acq_fence_fd > 0) && (index_buf == 1)) {
2135                         reg_win_data->reg_area_data[i].acq_fence =
2136                             sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
2137                 }
2138         }
2139         if (reg_win_data->reg_area_data[0].smem_start > 0) {
2140                 reg_win_data->z_order = win_par->z_order;
2141                 reg_win_data->win_id = win_par->win_id;
2142         } else {
2143                 reg_win_data->z_order = -1;
2144                 reg_win_data->win_id = -1;
2145         }
2146
2147         reg_win_data->mirror_en = win_par->mirror_en;
2148         for (i = 0; i < reg_win_data->area_num; i++) {
2149                 u8 data_format = win_par->area_par[i].data_format;
2150                 /*rk_fb_check_config_var(&win_par->area_par[i], screen);*/
2151                 reg_win_data->colorspace = CSC_FORMAT(data_format);
2152                 data_format &= ~CSC_MASK;
2153                 fb_data_fmt = rk_fb_data_fmt(data_format, 0);
2154                 reg_win_data->reg_area_data[i].data_format = fb_data_fmt;
2155                 if (IS_FBDC_FMT(fb_data_fmt)) {
2156                         reg_win_data->reg_area_data[i].fbdc_en = 1;
2157                         reg_win_data->reg_area_data[i].fbdc_cor_en = 1;
2158                 } else {
2159                         reg_win_data->reg_area_data[i].fbdc_en = 0;
2160                         reg_win_data->reg_area_data[i].fbdc_cor_en = 0;
2161                 }
2162                 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2163
2164                 ppixel_a |= ((fb_data_fmt == ARGB888) ||
2165                              (fb_data_fmt == FBDC_ARGB_888) ||
2166                              (fb_data_fmt == FBDC_ABGR_888) ||
2167                              (fb_data_fmt == ABGR888)) ? 1 : 0;
2168                 /*act_height should be 2 pix align for interlace output*/
2169                 if (win_par->area_par[i].yact % 2 == 1) {
2170                         win_par->area_par[i].yact  -= 1;
2171                         win_par->area_par[i].ysize -= 1;
2172                 }
2173
2174                 /* buf offset should be 2 pix align*/
2175                 if ((win_par->area_par[i].x_offset % 2 == 1) &&
2176                     IS_YUV_FMT(fb_data_fmt)) {
2177                         win_par->area_par[i].x_offset += 1;
2178                         win_par->area_par[i].xact -= 1;
2179                 }
2180
2181                 /* visiable pos in panel */
2182                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
2183                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
2184
2185                 /* realy size in panel */
2186                 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
2187                 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
2188
2189                 /* realy size in panel */
2190                 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
2191                 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
2192
2193                 xoffset = win_par->area_par[i].x_offset;        /* buf offset */
2194                 yoffset = win_par->area_par[i].y_offset;
2195                 reg_win_data->reg_area_data[i].xoff = xoffset;
2196                 reg_win_data->reg_area_data[i].yoff = yoffset;
2197
2198                 xvir = win_par->area_par[i].xvir;
2199                 reg_win_data->reg_area_data[i].xvir = xvir;
2200                 yvir = win_par->area_par[i].yvir;
2201                 reg_win_data->reg_area_data[i].yvir = yvir;
2202
2203                 vir_width_bit = pixel_width * xvir;
2204                 /* pixel_width = byte_num*8 */
2205                 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
2206                 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
2207
2208                 stride = stride_32bit_1;        /* default rgb */
2209                 fix->line_length = stride;
2210                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
2211
2212                 /* x y mirror ,jump line
2213                  * reg_win_data->reg_area_data[i].y_offset =
2214                  *              yoffset*stride+xoffset*pixel_width/8;
2215                  */
2216                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2217                         if (screen->interlace == 1) {
2218                                 reg_win_data->reg_area_data[i].y_offset =
2219                                     yoffset * stride * 2 +
2220                                     ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
2221                                     xoffset * pixel_width / 8;
2222                         } else {
2223                                 reg_win_data->reg_area_data[i].y_offset =
2224                                     yoffset * stride +
2225                                     (reg_win_data->reg_area_data[i].yact - 1) * stride +
2226                                     xoffset * pixel_width / 8;
2227                         }
2228                 } else {
2229                         if (screen->interlace == 1) {
2230                                 reg_win_data->reg_area_data[i].y_offset =
2231                                     yoffset * stride * 2 +
2232                                     xoffset * pixel_width / 8;
2233                         } else {
2234                                 reg_win_data->reg_area_data[i].y_offset =
2235                                     yoffset * stride +
2236                                     xoffset * pixel_width / 8;
2237                         }
2238                 }
2239                 if (IS_RGB_FMT(fb_data_fmt) && dev_drv->iommu_enabled) {
2240                         buff_len = reg_win_data->reg_area_data[i].y_offset +
2241                                 reg_win_data->reg_area_data[i].xvir *
2242                                 reg_win_data->reg_area_data[i].yact *
2243                                 pixel_width / 8 -
2244                                 reg_win_data->reg_area_data[i].xoff*
2245                                 pixel_width / 8;
2246                         if (buff_len > reg_win_data->reg_area_data[i].buff_len)
2247                                 pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2248                                        "yact[%d]*bpp[%d]"
2249                                        "=buff_len[0x%x]>>mmu len=0x%x\n",
2250                                        fb_data_fmt,
2251                                        reg_win_data->reg_area_data[i].xvir,
2252                                        reg_win_data->reg_area_data[i].yact,
2253                                        pixel_width, buff_len,
2254                                        reg_win_data->reg_area_data[i].buff_len);
2255                 }
2256         }
2257
2258         global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
2259         reg_win_data->alpha_en = ppixel_a | global_a;
2260         reg_win_data->g_alpha_val = win_par->g_alpha_val;
2261         reg_win_data->alpha_mode = win_par->alpha_mode;
2262
2263         switch (fb_data_fmt) {
2264         case YUV422:
2265         case YUV422_A:
2266                 is_pic_yuv = 1;
2267                 stride = stride_32bit_1;
2268                 uv_stride = stride_32bit_1;
2269                 uv_x_off = xoffset;
2270                 uv_y_off = yoffset;
2271                 fix->line_length = stride;
2272                 uv_y_act = win_par->area_par[0].yact >> 1;
2273                 break;
2274         case YUV420:            /* nv12 */
2275         case YUV420_NV21:       /* nv21 */
2276         case YUV420_A:
2277                 is_pic_yuv = 1;
2278                 stride = stride_32bit_1;
2279                 uv_stride = stride_32bit_1;
2280                 uv_x_off = xoffset;
2281                 uv_y_off = yoffset >> 1;
2282                 fix->line_length = stride;
2283                 uv_y_act = win_par->area_par[0].yact >> 1;
2284                 break;
2285         case YUV444:
2286         case YUV444_A:
2287                 is_pic_yuv = 1;
2288                 stride = stride_32bit_1;
2289                 uv_stride = stride_32bit_2;
2290                 uv_x_off = xoffset * 2;
2291                 uv_y_off = yoffset;
2292                 fix->line_length = stride << 2;
2293                 uv_y_act = win_par->area_par[0].yact;
2294                 break;
2295         default:
2296                 break;
2297         }
2298         if (is_pic_yuv == 1) {
2299                 reg_win_data->reg_area_data[0].cbr_start =
2300                     reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2301                 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2302                 if ((screen->y_mirror == 1) || (reg_win_data->mirror_en)) {
2303                         if (screen->interlace == 1) {
2304                                 reg_win_data->reg_area_data[0].c_offset =
2305                                     uv_y_off * uv_stride * 2 +
2306                                     ((uv_y_act - 1) * 2 + 1) * uv_stride +
2307                                     uv_x_off * pixel_width / 8;
2308                         } else {
2309                                 reg_win_data->reg_area_data[0].c_offset =
2310                                     uv_y_off * uv_stride +
2311                                     (uv_y_act - 1) * uv_stride +
2312                                     uv_x_off * pixel_width / 8;
2313                         }
2314                 } else {
2315                         if (screen->interlace == 1) {
2316                                 reg_win_data->reg_area_data[0].c_offset =
2317                                     uv_y_off * uv_stride * 2 +
2318                                     uv_x_off * pixel_width / 8;
2319                         } else {
2320                                 reg_win_data->reg_area_data[0].c_offset =
2321                                     uv_y_off * uv_stride +
2322                                     uv_x_off * pixel_width / 8;
2323                         }
2324                 }
2325                 buff_len = reg_win_data->reg_area_data[0].cbr_start +
2326                         reg_win_data->reg_area_data[0].c_offset +
2327                         reg_win_data->reg_area_data[0].xvir *
2328                         reg_win_data->reg_area_data[0].yact *
2329                         pixel_width / 16 -
2330                         reg_win_data->reg_area_data[0].smem_start -
2331                         reg_win_data->reg_area_data[0].xoff*
2332                         pixel_width / 16 ;
2333                 if ((buff_len > reg_win_data->reg_area_data[0].buff_len) &&
2334                      dev_drv->iommu_enabled)
2335                         pr_err("\n!!!!!!error: fmt=%d,xvir[%d]*"
2336                                "yact[%d]*bpp[%d]"
2337                                "=buff_len[0x%x]>>mmu len=0x%x\n",
2338                                fb_data_fmt,
2339                                reg_win_data->reg_area_data[0].xvir,
2340                                reg_win_data->reg_area_data[0].yact,
2341                                pixel_width, buff_len,
2342                                reg_win_data->reg_area_data[0].buff_len);
2343         }
2344
2345         /* record buffer information for rk_fb_disp_scale to prevent fence timeout
2346          * because rk_fb_disp_scale will call function info->fbops->fb_set_par(info);
2347          * delete by hjc for new hdmi overscan framework
2348          */
2349         /*info->var.yoffset = yoffset;
2350         info->var.xoffset = xoffset;*/
2351         return 0;
2352 }
2353
2354 static int rk_fb_set_win_config(struct fb_info *info,
2355                                 struct rk_fb_win_cfg_data *win_data)
2356 {
2357         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2358         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2359         struct rk_fb_reg_data *regs;
2360 #ifdef H_USE_FENCE
2361         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2362         struct sync_fence *retire_fence;
2363         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2364         struct sync_pt *retire_sync_pt;
2365         char fence_name[20];
2366 #endif
2367         int ret = 0, i, j = 0;
2368         int list_is_empty = 0;
2369         struct rk_screen *screen = dev_drv->cur_screen;
2370
2371         mutex_lock(&dev_drv->output_lock);
2372
2373         for (i = 0; i < 4; i++) {
2374                 for (j = 0; j < 4; j++) {
2375                         if ((win_data->win_par[i].area_par[j].ion_fd > 0) ||
2376                             (win_data->win_par[i].area_par[j].phy_addr > 0))
2377                                 ret += rk_fb_check_config_var(
2378                                         &win_data->win_par[i].area_par[j],
2379                                         screen);
2380                 }
2381         }
2382         if ((dev_drv->suspend_flag) || (dev_drv->hdmi_switch) || (ret < 0)) {
2383                 dev_drv->timeline_max++;
2384                 sw_sync_timeline_inc(dev_drv->timeline, 1);
2385                 if (dev_drv->suspend_flag)
2386                         pr_err("suspend_flag=%d\n", dev_drv->suspend_flag);
2387                 else if (dev_drv->hdmi_switch)
2388                         pr_err("hdmi switch = %d\n", dev_drv->hdmi_switch);
2389                 else
2390                         pr_err("error config ,ignore\n");
2391                 for (j = 0; j < RK_MAX_BUF_NUM; j++)
2392                         win_data->rel_fence_fd[j] = -1;
2393                 win_data->ret_fence_fd = -1;
2394                 goto err;
2395         }
2396
2397         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2398         if (!regs) {
2399                 printk(KERN_INFO "could not allocate rk_fb_reg_data\n");
2400                 ret = -ENOMEM;
2401                 goto err;
2402         }
2403
2404         for (i = 0,j = 0; i < dev_drv->lcdc_win_num; i++) {
2405                 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2406                         if (rk_fb_set_win_buffer(info, &win_data->win_par[i],
2407                                                  &regs->reg_win_data[j])) {
2408                                 ret = -ENOMEM;
2409                                 pr_info("error:%s[%d]\n", __func__,__LINE__);
2410                                 goto err2;
2411                         }
2412                         if (regs->reg_win_data[j].area_num > 0) {
2413                                 regs->win_num++;
2414                                 regs->buf_num +=
2415                                     regs->reg_win_data[j].area_buf_num;
2416                         }
2417                         j++;
2418                 } else {
2419                         printk(KERN_INFO "error:win_id bigger than lcdc_win_num\n");
2420                         printk(KERN_INFO "i=%d,win_id=%d\n", i,
2421                                win_data->win_par[i].win_id);
2422                 }
2423         }
2424
2425         if (regs->win_num <= 0)
2426                 goto err_null_frame;
2427
2428         dev_drv->timeline_max++;
2429 #ifdef H_USE_FENCE
2430         win_data->ret_fence_fd = get_unused_fd();
2431         if (win_data->ret_fence_fd < 0) {
2432                 pr_err("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2433                 win_data->ret_fence_fd = -1;
2434                 ret = -EFAULT;
2435                 goto err2;
2436         }
2437         for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2438                 if (i < regs->buf_num) {
2439                         sprintf(fence_name, "fence%d", i);
2440                         win_data->rel_fence_fd[i] = get_unused_fd();
2441                         if (win_data->rel_fence_fd[i] < 0) {
2442                                 printk(KERN_INFO "rel_fence_fd=%d\n",
2443                                        win_data->rel_fence_fd[i]);
2444                                 ret = -EFAULT;
2445                                 goto err2;
2446                         }
2447                         release_sync_pt[i] =
2448                             sw_sync_pt_create(dev_drv->timeline,
2449                                               dev_drv->timeline_max);
2450                         release_fence[i] =
2451                             sync_fence_create(fence_name, release_sync_pt[i]);
2452                         sync_fence_install(release_fence[i],
2453                                            win_data->rel_fence_fd[i]);
2454                 } else {
2455                         win_data->rel_fence_fd[i] = -1;
2456                 }
2457         }
2458
2459         retire_sync_pt =
2460             sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2461         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2462         sync_fence_install(retire_fence, win_data->ret_fence_fd);
2463 #else
2464         for (i = 0; i < RK_MAX_BUF_NUM; i++)
2465                 win_data->rel_fence_fd[i] = -1;
2466
2467         win_data->ret_fence_fd = -1;
2468 #endif
2469         if (dev_drv->wait_fs == 0) {
2470                 mutex_lock(&dev_drv->update_regs_list_lock);
2471                 list_add_tail(&regs->list, &dev_drv->update_regs_list);
2472                 mutex_unlock(&dev_drv->update_regs_list_lock);
2473                 queue_kthread_work(&dev_drv->update_regs_worker,
2474                                    &dev_drv->update_regs_work);
2475         } else {
2476                 mutex_lock(&dev_drv->update_regs_list_lock);
2477                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2478                                         list_empty(&dev_drv->saved_list);
2479                 mutex_unlock(&dev_drv->update_regs_list_lock);
2480                 if (!list_is_empty) {
2481                         ret = wait_event_timeout(dev_drv->update_regs_wait,
2482                                 list_empty(&dev_drv->update_regs_list) && list_empty(&dev_drv->saved_list),
2483                                 msecs_to_jiffies(60));
2484                         if (ret > 0)
2485                                 rk_fb_update_reg(dev_drv, regs);
2486                         else
2487                                 printk("%s: wait update_regs_wait timeout\n", __func__);
2488                 } else if (ret == 0) {
2489                         rk_fb_update_reg(dev_drv, regs);
2490                 }
2491         }
2492         if (rk_fb_debug_lvl > 0)
2493                 rk_fb_config_debug(dev_drv, win_data, regs, rk_fb_debug_lvl);
2494         if (rk_fb_iommu_debug > 0)
2495                 rk_fb_config_backup(dev_drv, win_data, regs);
2496 err:
2497         mutex_unlock(&dev_drv->output_lock);
2498         return ret;
2499 err_null_frame:
2500         for (j = 0; j < RK_MAX_BUF_NUM; j++)
2501                 win_data->rel_fence_fd[j] = -1;
2502         win_data->ret_fence_fd = -1;
2503         pr_info("win num = %d,null frame\n", regs->win_num);
2504 err2:
2505         kfree(regs);
2506         mutex_unlock(&dev_drv->output_lock);
2507
2508         return ret;
2509 }
2510
2511 #if 1
2512 static int cfgdone_distlist[10] = { 0 };
2513
2514 static int cfgdone_index;
2515 static int cfgdone_lasttime;
2516
2517 int rk_get_real_fps(int before)
2518 {
2519         struct timespec now;
2520         int dist_curr;
2521         int dist_total = 0;
2522         int dist_count = 0;
2523         int dist_first = 0;
2524
2525         int index = cfgdone_index;
2526         int i = 0, fps = 0;
2527         int total;
2528
2529         if (before > 100)
2530                 before = 100;
2531         if (before < 0)
2532                 before = 0;
2533
2534         getnstimeofday(&now);
2535         dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2536                         cfgdone_lasttime;
2537         total = dist_curr;
2538         /*
2539            printk("fps: ");
2540          */
2541         for (i = 0; i < 10; i++) {
2542                 if (--index < 0)
2543                         index = 9;
2544                 total += cfgdone_distlist[index];
2545                 if (i == 0)
2546                         dist_first = cfgdone_distlist[index];
2547                 if (total < (before * 1000)) {
2548                         /*
2549                            printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
2550                          */
2551                         dist_total += cfgdone_distlist[index];
2552                         dist_count++;
2553                 } else {
2554                         break;
2555                 }
2556         }
2557
2558         /*
2559            printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
2560          */
2561         dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2562         dist_total += dist_curr;
2563         dist_count++;
2564
2565         if (dist_total > 0)
2566                 fps = (1000000 * dist_count) / dist_total;
2567         else
2568                 fps = 60;
2569
2570         /*
2571            printk("curr2 %d, fps=%d\n", dist_curr, fps);
2572          */
2573         return fps;
2574 }
2575 EXPORT_SYMBOL(rk_get_real_fps);
2576
2577 #endif
2578 #ifdef CONFIG_ROCKCHIP_IOMMU
2579 #define ION_MAX 10
2580 static struct ion_handle *ion_hanle[ION_MAX];
2581 static struct ion_handle *ion_hwc[1];
2582 #endif
2583 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2584                        unsigned long arg)
2585 {
2586         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2587         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2588         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2589         struct fb_fix_screeninfo *fix = &info->fix;
2590         struct rk_lcdc_win *win;
2591         int enable;     /* enable fb:1 enable;0 disable */
2592         int ovl;        /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2593         int num_buf;    /* buffer_number */
2594         int ret = 0;
2595         struct rk_fb_win_cfg_data win_data;
2596         unsigned int dsp_addr[4][4];
2597         int list_stat;
2598
2599         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2600
2601         void __user *argp = (void __user *)arg;
2602         win = dev_drv->win[win_id];
2603
2604         switch (cmd) {
2605         case RK_FBIOSET_HWC_ADDR:
2606         {
2607                 u32 hwc_phy[1];
2608                 if (copy_from_user(hwc_phy, argp, 4))
2609                         return -EFAULT;
2610 #ifdef CONFIG_ROCKCHIP_IOMMU
2611                 if (!dev_drv->iommu_enabled) {
2612 #endif
2613                         fix->smem_start = hwc_phy[0];
2614 #ifdef CONFIG_ROCKCHIP_IOMMU
2615                 } else {
2616                         int usr_fd;
2617                         struct ion_handle *hdl;
2618                         ion_phys_addr_t phy_addr;
2619                         size_t len;
2620
2621                         usr_fd = hwc_phy[0];
2622                         if (!usr_fd) {
2623                                 fix->smem_start = 0;
2624                                 fix->mmio_start = 0;
2625                                 dev_drv->ops->open(dev_drv, win_id, 0);
2626                                 break;
2627                         }
2628
2629                         if (ion_hwc[0] != 0) {
2630                                 ion_free(rk_fb->ion_client, ion_hwc[0]);
2631                                 ion_hwc[0] = 0;
2632                         }
2633
2634                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2635                         if (IS_ERR(hdl)) {
2636                                 dev_err(info->dev, "failed to get hwc ion handle:%ld\n",
2637                                         PTR_ERR(hdl));
2638                                 return -EFAULT;
2639                         }
2640
2641                         ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2642                                                 (unsigned long *)&phy_addr,
2643                                                 (unsigned long *)&len);
2644                         if (ret < 0) {
2645                                 dev_err(info->dev, "ion map to get hwc phy addr failed");
2646                                 ion_free(rk_fb->ion_client, hdl);
2647                                 return -ENOMEM;
2648                         }
2649                         fix->smem_start = phy_addr;
2650                         ion_hwc[0] = hdl;
2651                 }
2652 #endif
2653                 break;
2654         }
2655         case RK_FBIOSET_YUV_ADDR:
2656                 {
2657                         u32 yuv_phy[2];
2658
2659                         if (copy_from_user(yuv_phy, argp, 8))
2660                                 return -EFAULT;
2661                         #ifdef CONFIG_ROCKCHIP_IOMMU
2662                         if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2663                         #endif
2664                                 fix->smem_start = yuv_phy[0];
2665                                 fix->mmio_start = yuv_phy[1];
2666                         #ifdef CONFIG_ROCKCHIP_IOMMU
2667                         } else {
2668                                 int usr_fd, offset, tmp;
2669                                 struct ion_handle *hdl;
2670                                 ion_phys_addr_t phy_addr;
2671                                 size_t len;
2672
2673                                 usr_fd = yuv_phy[0];
2674                                 offset = yuv_phy[1] - yuv_phy[0];
2675                                 if (!usr_fd) {
2676                                         fix->smem_start = 0;
2677                                         fix->mmio_start = 0;
2678                                         break;
2679                                 }
2680
2681                                 if (ion_hanle[ION_MAX - 1] != 0) {
2682                                         /*ion_unmap_kernel(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2683                                         /*ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2684                                         ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2685                                         ion_hanle[ION_MAX - 1] = 0;
2686                                 }
2687
2688                                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2689                                 if (IS_ERR(hdl)) {
2690                                         dev_err(info->dev, "failed to get ion handle:%ld\n",
2691                                                 PTR_ERR(hdl));
2692                                         return -EFAULT;
2693                                 }
2694
2695                                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2696                                                         (unsigned long *)&phy_addr,
2697                                                         (unsigned long *)&len);
2698                                 if (ret < 0) {
2699                                         dev_err(info->dev, "ion map to get phy addr failed");
2700                                         ion_free(rk_fb->ion_client, hdl);
2701                                         return -ENOMEM;
2702                                 }
2703                                 fix->smem_start = phy_addr;
2704                                 fix->mmio_start = phy_addr + offset;
2705                                 fix->smem_len = len;
2706                                 /*info->screen_base = ion_map_kernel(rk_fb->ion_client, hdl);*/
2707
2708                                 ion_hanle[0] = hdl;
2709                                 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2710                                         ion_hanle[tmp] = ion_hanle[tmp - 1];
2711                                 ion_hanle[0] = 0;
2712                         }
2713                         #endif
2714                         break;
2715                 }
2716         case RK_FBIOSET_ENABLE:
2717                 if (copy_from_user(&enable, argp, sizeof(enable)))
2718                         return -EFAULT;
2719                                 if (enable && fb_par->state)
2720                                         fb_par->state++;
2721                                 else
2722                                         fb_par->state--;
2723                 dev_drv->ops->open(dev_drv, win_id, enable);
2724                 break;
2725         case RK_FBIOGET_ENABLE:
2726                 enable = dev_drv->ops->get_win_state(dev_drv, win_id, 0);
2727                 if (copy_to_user(argp, &enable, sizeof(enable)))
2728                         return -EFAULT;
2729                 break;
2730         case RK_FBIOSET_OVERLAY_STA:
2731                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2732                         return -EFAULT;
2733                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2734                 break;
2735         case RK_FBIOGET_OVERLAY_STA:
2736                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2737                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2738                         return -EFAULT;
2739                 break;
2740         case RK_FBIOPUT_NUM_BUFFERS:
2741                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2742                         return -EFAULT;
2743                 dev_drv->num_buf = num_buf;
2744                 break;
2745         case RK_FBIOSET_VSYNC_ENABLE:
2746                 if (copy_from_user(&enable, argp, sizeof(enable)))
2747                         return -EFAULT;
2748                 dev_drv->vsync_info.active = enable;
2749                 break;
2750
2751         case RK_FBIOGET_DSP_ADDR:
2752                 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2753                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2754                         return -EFAULT;
2755                 break;
2756         case RK_FBIOGET_LIST_STA:
2757                 list_stat = rk_fb_get_list_stat(dev_drv);
2758                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2759                         return -EFAULT;
2760
2761                 break;
2762         case RK_FBIOGET_IOMMU_STA:
2763                 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2764                                  sizeof(dev_drv->iommu_enabled)))
2765                         return -EFAULT;
2766                 break;
2767 #if defined(CONFIG_ION_ROCKCHIP)
2768         case RK_FBIOSET_DMABUF_FD:
2769                 {
2770                         int usr_fd;
2771                         struct ion_handle *hdl;
2772                         ion_phys_addr_t phy_addr;
2773                         size_t len;
2774                         if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2775                                 return -EFAULT;
2776                         hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2777                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2778                         fix->smem_start = phy_addr;
2779                         break;
2780                 }
2781         case RK_FBIOGET_DMABUF_FD:
2782                 {
2783                         int fd = -1;
2784
2785                         if (IS_ERR_OR_NULL(fb_par->ion_hdl)) {
2786                                 dev_err(info->dev,
2787                                         "get dma_buf fd failed,ion handle is err\n");
2788                                 return PTR_ERR(fb_par->ion_hdl);
2789                         }
2790                         fd = ion_share_dma_buf_fd(rk_fb->ion_client,
2791                                                   fb_par->ion_hdl);
2792                         if (fd < 0) {
2793                                 dev_err(info->dev,
2794                                         "ion_share_dma_buf_fd failed\n");
2795                                 return fd;
2796                         }
2797                         if (copy_to_user(argp, &fd, sizeof(fd)))
2798                                 return -EFAULT;
2799                         break;
2800                 }
2801 #endif
2802         case RK_FBIOSET_CLEAR_FB:
2803                 memset(fb_par->fb_virt_base, 0, fb_par->fb_size);
2804                 break;
2805         case RK_FBIOSET_CONFIG_DONE:
2806                 {
2807                         int curr = 0;
2808                         struct timespec now;
2809
2810                         getnstimeofday(&now);
2811                         curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2812                         cfgdone_distlist[cfgdone_index++] =
2813                             curr - cfgdone_lasttime;
2814                         /*
2815                            printk("%d ", curr - cfgdone_lasttime);
2816                          */
2817                         cfgdone_lasttime = curr;
2818                         if (cfgdone_index >= 10)
2819                                 cfgdone_index = 0;
2820                 }
2821                 if (copy_from_user(&win_data,
2822                                    (struct rk_fb_win_cfg_data __user *)argp,
2823                                    sizeof(win_data))) {
2824                         ret = -EFAULT;
2825                         break;
2826                 };
2827
2828                 dev_drv->wait_fs = win_data.wait_fs;
2829                 ret = rk_fb_set_win_config(info, &win_data);
2830
2831                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2832                                  &win_data, sizeof(win_data))) {
2833                         ret = -EFAULT;
2834                         break;
2835                 }
2836                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2837
2838                 if (dev_drv->uboot_logo)
2839                         dev_drv->uboot_logo = 0;
2840
2841                 break;
2842         default:
2843                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2844                 break;
2845         }
2846
2847         return ret;
2848 }
2849
2850 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2851 {
2852         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2853         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2854         struct fb_fix_screeninfo *fix = &info->fix;
2855         int win_id;
2856 #if defined(CONFIG_RK_HDMI)
2857         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2858 #endif
2859
2860         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2861         if (win_id < 0)
2862                 return -ENODEV;
2863         mutex_lock(&dev_drv->switch_screen);
2864 #if defined(CONFIG_RK_HDMI)
2865         if ((rk_fb->disp_mode == ONE_DUAL) &&
2866             (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2867                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2868         } else
2869 #endif
2870         {
2871                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2872         }
2873         mutex_unlock(&dev_drv->switch_screen);
2874         return 0;
2875 }
2876
2877 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2878 {
2879         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2880             (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2881             ((16 != var->bits_per_pixel) &&
2882             (32 != var->bits_per_pixel) &&
2883             (24 != var->bits_per_pixel))) {
2884                 dev_err(info->dev, "%s check var fail 1:\n"
2885                         "xres_vir:%d>>yres_vir:%d\n"
2886                         "xres:%d>>yres:%d\n"
2887                         "bits_per_pixel:%d\n",
2888                         info->fix.id,
2889                         var->xres_virtual,
2890                         var->yres_virtual,
2891                         var->xres, var->yres, var->bits_per_pixel);
2892                 return -EINVAL;
2893         }
2894
2895         if (((var->xoffset + var->xres) > var->xres_virtual) ||
2896             ((var->yoffset + var->yres) > (var->yres_virtual))) {
2897                 dev_err(info->dev, "%s check_var fail 2:\n"
2898                         "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2899                         "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2900                         info->fix.id,
2901                         var->xoffset,
2902                         var->xres,
2903                         var->xres_virtual,
2904                         var->yoffset, var->yres, var->yres_virtual);
2905                 return -EINVAL;
2906         }
2907
2908         return 0;
2909 }
2910
2911 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2912                           size_t count, loff_t *ppos)
2913 {
2914         unsigned long p = *ppos;
2915         u8 *buffer, *dst;
2916         u8 __iomem *src;
2917         int c, cnt = 0, err = 0;
2918         unsigned long total_size;
2919         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2920         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2921         struct rk_lcdc_win *win = NULL;
2922         int win_id = 0;
2923
2924         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2925         if (win_id < 0)
2926                 return -ENODEV;
2927         else
2928                 win = dev_drv->win[win_id];
2929
2930         /* only read the current frame buffer */
2931         if (win->area[0].format == RGB565) {
2932                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
2933         } else if ((win->area[0].format == YUV420) ||
2934                    (win->area[0].format == YUV420_NV21)) {
2935                 total_size =
2936                     (win->area[0].y_vir_stride * win->area[0].yact * 6);
2937         } else {
2938                 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2939         }
2940         if (p >= total_size)
2941                 return 0;
2942
2943         if (count >= total_size)
2944                 count = total_size;
2945
2946         if (count + p > total_size)
2947                 count = total_size - p;
2948
2949         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2950         if (!buffer)
2951                 return -ENOMEM;
2952
2953         src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2954
2955         while (count) {
2956                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2957                 dst = buffer;
2958                 fb_memcpy_fromfb(dst, src, c);
2959                 dst += c;
2960                 src += c;
2961
2962                 if (copy_to_user(buf, buffer, c)) {
2963                         err = -EFAULT;
2964                         break;
2965                 }
2966                 *ppos += c;
2967                 buf += c;
2968                 cnt += c;
2969                 count -= c;
2970         }
2971
2972         kfree(buffer);
2973
2974         return (err) ? err : cnt;
2975 }
2976
2977 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
2978                            size_t count, loff_t *ppos)
2979 {
2980         unsigned long p = *ppos;
2981         u8 *buffer, *src;
2982         u8 __iomem *dst;
2983         int c, cnt = 0, err = 0;
2984         unsigned long total_size;
2985         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
2986         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
2987         struct rk_lcdc_win *win = NULL;
2988         int win_id = 0;
2989
2990         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2991         if (win_id < 0)
2992                 return -ENODEV;
2993         else
2994                 win = dev_drv->win[win_id];
2995
2996         /* write the current frame buffer */
2997         if (win->area[0].format == RGB565)
2998                 total_size = win->area[0].xact * win->area[0].yact << 1;
2999         else
3000                 total_size = win->area[0].xact * win->area[0].yact << 2;
3001
3002         if (p > total_size)
3003                 return -EFBIG;
3004
3005         if (count > total_size) {
3006                 err = -EFBIG;
3007                 count = total_size;
3008         }
3009
3010         if (count + p > total_size) {
3011                 if (!err)
3012                         err = -ENOSPC;
3013
3014                 count = total_size - p;
3015         }
3016
3017         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
3018         if (!buffer)
3019                 return -ENOMEM;
3020
3021         dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
3022
3023         while (count) {
3024                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
3025                 src = buffer;
3026
3027                 if (copy_from_user(src, buf, c)) {
3028                         err = -EFAULT;
3029                         break;
3030                 }
3031
3032                 fb_memcpy_tofb(dst, src, c);
3033                 dst += c;
3034                 src += c;
3035                 *ppos += c;
3036                 buf += c;
3037                 cnt += c;
3038                 count -= c;
3039         }
3040
3041         kfree(buffer);
3042
3043         return (cnt) ? cnt : err;
3044 }
3045
3046 static int rk_fb_set_par(struct fb_info *info)
3047 {
3048         struct fb_var_screeninfo *var = &info->var;
3049         struct fb_fix_screeninfo *fix = &info->fix;
3050         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3051         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3052         struct rk_lcdc_win *win = NULL;
3053         struct rk_screen *screen = dev_drv->cur_screen;
3054         int win_id = 0;
3055         u32 cblen = 0, crlen = 0;
3056         u16 xsize = 0, ysize = 0;       /* winx display window height/width --->LCDC_WINx_DSP_INFO */
3057         u32 xoffset = var->xoffset;     /* offset from virtual to visible */
3058         u32 yoffset = var->yoffset;
3059         u16 xpos = (var->nonstd >> 8) & 0xfff;  /*visiable pos in panel */
3060         u16 ypos = (var->nonstd >> 20) & 0xfff;
3061         u32 xvir = var->xres_virtual;
3062         u32 yvir = var->yres_virtual;
3063         u8 data_format = var->nonstd & 0xff;
3064         u8 fb_data_fmt;
3065         u8 pixel_width;
3066         u32 vir_width_bit;
3067         u32 stride, uv_stride;
3068         u32 stride_32bit_1;
3069         u32 stride_32bit_2;
3070         u16 uv_x_off, uv_y_off, uv_y_act;
3071         u8 is_pic_yuv = 0;
3072         /*var->pixclock = dev_drv->pixclock;*/
3073         if (dev_drv->suspend_flag)
3074                 return 0;
3075         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3076         if (win_id < 0)
3077                 return -ENODEV;
3078         else
3079                 win = dev_drv->win[win_id];
3080
3081         /* if the application has specific the horizontal and vertical display size */
3082         if (var->grayscale >> 8) {
3083                 xsize = (var->grayscale >> 8) & 0xfff;
3084                 ysize = (var->grayscale >> 20) & 0xfff;
3085                 if (xsize > screen->mode.xres)
3086                         xsize = screen->mode.xres;
3087                 if (ysize > screen->mode.yres)
3088                         ysize = screen->mode.yres;
3089         } else {                /*ohterwise  full  screen display */
3090                 xsize = screen->mode.xres;
3091                 ysize = screen->mode.yres;
3092         }
3093
3094         win->colorspace = CSC_FORMAT(data_format);
3095         data_format &= ~CSC_MASK;
3096         fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
3097         if (IS_FBDC_FMT(fb_data_fmt)) {
3098                 win->area[0].fbdc_en = 1;
3099                 win->area[0].fbdc_cor_en = 1;
3100         } else {
3101                 win->area[0].fbdc_en = 0;
3102                 win->area[0].fbdc_cor_en = 0;
3103         }
3104         pixel_width = rk_fb_pixel_width(fb_data_fmt);
3105         vir_width_bit = pixel_width * xvir;
3106         /* pixel_width = byte_num * 8 */
3107         stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
3108         stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
3109
3110         switch (fb_data_fmt) {
3111         case YUV422:
3112         case YUV422_A:
3113                 is_pic_yuv = 1;
3114                 stride = stride_32bit_1;
3115                 uv_stride = stride_32bit_1;
3116                 uv_x_off = xoffset;
3117                 uv_y_off = yoffset;
3118                 fix->line_length = stride;
3119                 cblen = crlen = (xvir * yvir) >> 1;
3120                 uv_y_act = win->area[0].yact >> 1;
3121                 break;
3122         case YUV420:            /* nv12 */
3123         case YUV420_NV21:       /* nv21 */
3124         case YUV420_A:
3125                 is_pic_yuv = 1;
3126                 stride = stride_32bit_1;
3127                 uv_stride = stride_32bit_1;
3128                 uv_x_off = xoffset;
3129                 uv_y_off = yoffset >> 1;
3130                 fix->line_length = stride;
3131                 cblen = crlen = (xvir * yvir) >> 2;
3132                 uv_y_act = win->area[0].yact >> 1;
3133                 break;
3134         case YUV444:
3135         case YUV444_A:
3136                 is_pic_yuv = 1;
3137                 stride = stride_32bit_1;
3138                 uv_stride = stride_32bit_2;
3139                 uv_x_off = xoffset * 2;
3140                 uv_y_off = yoffset;
3141                 fix->line_length = stride << 2;
3142                 cblen = crlen = (xvir * yvir);
3143                 uv_y_act = win->area[0].yact;
3144                 break;
3145         default:
3146                 stride = stride_32bit_1;        /* default rgb */
3147                 fix->line_length = stride;
3148                 break;
3149         }
3150
3151         win->area[0].format = fb_data_fmt;
3152         win->area[0].y_vir_stride = stride >> 2;
3153         win->area[0].uv_vir_stride = uv_stride >> 2;
3154         win->area[0].xpos = xpos;
3155         win->area[0].ypos = ypos;
3156         win->area[0].xsize = xsize;
3157         win->area[0].ysize = ysize;
3158         win->area[0].xact = var->xres;  /* winx active window height,is a wint of vir */
3159         win->area[0].yact = var->yres;
3160         win->area[0].xvir = var->xres_virtual;  /* virtual resolution  stride --->LCDC_WINx_VIR */
3161         win->area[0].yvir = var->yres_virtual;
3162         win->area[0].xoff = xoffset;
3163         win->area[0].yoff = yoffset;
3164
3165         win->area_num = 1;
3166         win->alpha_mode = 4;    /* AB_SRC_OVER; */
3167         win->alpha_en = ((win->area[0].format == ARGB888) ||
3168                          (win->area[0].format == FBDC_ARGB_888) ||
3169                          (win->area[0].format == FBDC_ABGR_888) ||
3170                          (win->area[0].format == ABGR888)) ? 1 : 0;
3171         win->g_alpha_val = 0;
3172
3173         dev_drv->ops->set_par(dev_drv, win_id);
3174
3175         return 0;
3176 }
3177
3178 static inline unsigned int chan_to_field(unsigned int chan,
3179                                          struct fb_bitfield *bf)
3180 {
3181         chan &= 0xffff;
3182         chan >>= 16 - bf->length;
3183         return chan << bf->offset;
3184 }
3185
3186 static int fb_setcolreg(unsigned regno,
3187                         unsigned red, unsigned green, unsigned blue,
3188                         unsigned transp, struct fb_info *info)
3189 {
3190         unsigned int val;
3191
3192         switch (info->fix.visual) {
3193         case FB_VISUAL_TRUECOLOR:
3194                 /* true-colour, use pseudo-palette */
3195                 if (regno < 16) {
3196                         u32 *pal = info->pseudo_palette;
3197                         val = chan_to_field(red, &info->var.red);
3198                         val |= chan_to_field(green, &info->var.green);
3199                         val |= chan_to_field(blue, &info->var.blue);
3200                         pal[regno] = val;
3201                 }
3202                 break;
3203         default:
3204                 return -1;      /* unknown type */
3205         }
3206
3207         return 0;
3208 }
3209
3210 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
3211 {
3212         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3213         struct rk_fb_par *fb_par = (struct rk_fb_par *)info->par;
3214         struct ion_handle *handle = fb_par->ion_hdl;
3215         struct dma_buf *dma_buf = NULL;
3216
3217         if (IS_ERR_OR_NULL(handle)) {
3218                 dev_err(info->dev, "failed to get ion handle:%ld\n",
3219                         PTR_ERR(handle));
3220                 return -ENOMEM;
3221         }
3222         dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3223         if (IS_ERR_OR_NULL(dma_buf)) {
3224                 printk("get ion share dma buf failed\n");
3225                 return -ENOMEM;
3226         }
3227
3228         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
3229
3230         return dma_buf_mmap(dma_buf, vma, 0);
3231 }
3232
3233 static struct fb_ops fb_ops = {
3234         .owner = THIS_MODULE,
3235         .fb_open = rk_fb_open,
3236         .fb_release = rk_fb_close,
3237         .fb_check_var = rk_fb_check_var,
3238         .fb_set_par = rk_fb_set_par,
3239         .fb_blank = rk_fb_blank,
3240         .fb_ioctl = rk_fb_ioctl,
3241         .fb_compat_ioctl = rk_fb_ioctl,
3242         .fb_pan_display = rk_fb_pan_display,
3243         .fb_read = rk_fb_read,
3244         .fb_write = rk_fb_write,
3245         .fb_setcolreg = fb_setcolreg,
3246         .fb_fillrect = cfb_fillrect,
3247         .fb_copyarea = cfb_copyarea,
3248         .fb_imageblit = cfb_imageblit,
3249 };
3250
3251 static struct fb_var_screeninfo def_var = {
3252 #if defined(CONFIG_LOGO_LINUX_BMP)
3253         .red = {16, 8, 0},
3254         .green = {8, 8, 0},
3255         .blue = {0, 8, 0},
3256         .transp = {0, 0, 0},
3257         .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3258 #else
3259         .red = {11, 5, 0},
3260         .green = {5, 6, 0},
3261         .blue = {0, 5, 0},
3262         .transp = {0, 0, 0},
3263         .nonstd = HAL_PIXEL_FORMAT_RGB_565,     /* (ypos<<20+xpos<<8+format) format */
3264 #endif
3265         .grayscale = 0,         /* (ysize<<20+xsize<<8) */
3266         .activate = FB_ACTIVATE_NOW,
3267         .accel_flags = 0,
3268         .vmode = FB_VMODE_NONINTERLACED,
3269 };
3270
3271 static struct fb_fix_screeninfo def_fix = {
3272         .type = FB_TYPE_PACKED_PIXELS,
3273         .type_aux = 0,
3274         .xpanstep = 1,
3275         .ypanstep = 1,
3276         .ywrapstep = 0,
3277         .accel = FB_ACCEL_NONE,
3278         .visual = FB_VISUAL_TRUECOLOR,
3279
3280 };
3281
3282 static int rk_fb_wait_for_vsync_thread(void *data)
3283 {
3284         struct rk_lcdc_driver *dev_drv = data;
3285         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3286         struct fb_info *fbi = rk_fb->fb[dev_drv->fb_index_base];
3287
3288         while (!kthread_should_stop()) {
3289                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
3290                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
3291                                 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
3292                                 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
3293
3294                 if (!ret)
3295                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3296         }
3297
3298         return 0;
3299 }
3300
3301 static ssize_t rk_fb_vsync_show(struct device *dev,
3302                                 struct device_attribute *attr, char *buf)
3303 {
3304         struct fb_info *fbi = dev_get_drvdata(dev);
3305         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3306         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3307         return scnprintf(buf, PAGE_SIZE, "%llu\n",
3308                          ktime_to_ns(dev_drv->vsync_info.timestamp));
3309 }
3310
3311 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3312
3313 /*
3314  * this two function is for other module that in the kernel which
3315  * need show image directly through fb
3316  * fb_id:we have 4 fb here,default we use fb0 for ui display
3317  */
3318 struct fb_info *rk_get_fb(int fb_id)
3319 {
3320         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3321         struct fb_info *fb = inf->fb[fb_id];
3322         return fb;
3323 }
3324 EXPORT_SYMBOL(rk_get_fb);
3325
3326 void rk_direct_fb_show(struct fb_info *fbi)
3327 {
3328         rk_fb_set_par(fbi);
3329         rk_fb_pan_display(&fbi->var, fbi);
3330 }
3331 EXPORT_SYMBOL(rk_direct_fb_show);
3332
3333 int rk_fb_dpi_open(bool open)
3334 {
3335         struct rk_lcdc_driver *dev_drv = NULL;
3336         dev_drv = rk_get_prmry_lcdc_drv();
3337
3338         if (dev_drv->ops->dpi_open)
3339                 dev_drv->ops->dpi_open(dev_drv, open);
3340         return 0;
3341 }
3342
3343 int rk_fb_dpi_win_sel(int win_id)
3344 {
3345         struct rk_lcdc_driver *dev_drv = NULL;
3346         dev_drv = rk_get_prmry_lcdc_drv();
3347
3348         if (dev_drv->ops->dpi_win_sel)
3349                 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3350         return 0;
3351 }
3352
3353 int rk_fb_dpi_status(void)
3354 {
3355         int ret = 0;
3356         struct rk_lcdc_driver *dev_drv = NULL;
3357
3358         dev_drv = rk_get_prmry_lcdc_drv();
3359         if (dev_drv->ops->dpi_status)
3360                 ret = dev_drv->ops->dpi_status(dev_drv);
3361
3362         return ret;
3363 }
3364
3365 /*
3366  * function: this function will be called by display device, enable/disable lcdc
3367  * @screen: screen timing to be set to lcdc
3368  * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3369  * @lcdc_id: the lcdc id the display device attached ,0 or 1
3370  */
3371 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3372 {
3373         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
3374         struct fb_info *info = NULL;
3375         struct rk_fb_par *fb_par = NULL;
3376         struct rk_lcdc_driver *dev_drv = NULL;
3377         struct rk_lcdc_win *win;
3378         char name[6] = {0};
3379         int i, win_id;
3380         static bool load_screen = false;
3381         char *envp[4];
3382         char envplcdc[32];
3383         char envpfbdev[32];
3384         int ret, list_is_empty = 0;
3385
3386         if (unlikely(!rk_fb) || unlikely(!screen))
3387                 return -ENODEV;
3388
3389         /* get lcdc driver */
3390         sprintf(name, "lcdc%d", lcdc_id);
3391         dev_drv = rk_get_lcdc_drv(name);
3392
3393         if (dev_drv == NULL) {
3394                 printk(KERN_ERR "%s driver not found!", name);
3395                 return -ENODEV;
3396         }
3397         if (screen->type == SCREEN_HDMI)
3398                 printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3399                         dev_drv->id);
3400         else if (screen->type == SCREEN_TVOUT ||
3401                      screen->type == SCREEN_TVOUT_TEST )
3402                 printk("cvbs %s lcdc%d\n", enable ? "connect to" : "remove from",
3403                         dev_drv->id);
3404         if (enable == 2 /*&& dev_drv->enable*/)
3405                 return 0;
3406         pr_info("switch:en=%d,lcdc_id=%d,screen type=%d,cur type=%d\n",
3407                 enable, lcdc_id, screen->type, dev_drv->cur_screen->type);
3408
3409         mutex_lock(&dev_drv->switch_screen);
3410         hdmi_switch_state = 0;
3411         dev_drv->hdmi_switch = 1;
3412         if (!dev_drv->uboot_logo) {
3413                 mdelay(200);
3414                 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
3415                                            list_empty(&dev_drv->saved_list);
3416                 if (!list_is_empty) {
3417                         ret = wait_event_timeout(dev_drv->update_regs_wait,
3418                                                  list_empty(&dev_drv->update_regs_list) &&
3419                                                  list_empty(&dev_drv->saved_list),
3420                                                  msecs_to_jiffies(60));
3421                         if (ret <= 0)
3422                                 pr_info("%s: wait update_regs_wait timeout\n",
3423                                         __func__);
3424                 }
3425         }
3426
3427         envp[0] = "switch screen";
3428         memset(envplcdc, 0, sizeof(envplcdc));
3429         memset(envpfbdev, 0, sizeof(envpfbdev));
3430         sprintf(envplcdc, "SCREEN=%d,ENABLE=%d", screen->type, enable);
3431         sprintf(envpfbdev, "FBDEV=%d", dev_drv->fb_index_base);
3432         envp[1] = envplcdc;
3433         envp[2] = envpfbdev;
3434         envp[3] = NULL;
3435
3436         if ((rk_fb->disp_mode == ONE_DUAL) ||
3437             (rk_fb->disp_mode == NO_DUAL)) {
3438                 if ((dev_drv->ops->backlight_close) &&
3439                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3440                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))
3441                         dev_drv->ops->backlight_close(dev_drv, 1);
3442                 if (!dev_drv->uboot_logo || load_screen ||
3443                                 ((rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3444                                  (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))) {
3445                         if (dev_drv->ops->dsp_black)
3446                                 dev_drv->ops->dsp_black(dev_drv, 0);
3447                 }
3448                 if ((dev_drv->ops->set_screen_scaler) &&
3449                     (rk_fb->disp_mode == ONE_DUAL))
3450                         dev_drv->ops->set_screen_scaler(dev_drv,
3451                                                         dev_drv->screen0, 0);
3452         }
3453         if (!enable) {
3454                 /* if screen type is different, we do not disable lcdc. */
3455                 if (dev_drv->cur_screen->type != screen->type) {
3456                         dev_drv->hdmi_switch = 0;
3457                         mutex_unlock(&dev_drv->switch_screen);
3458                         return 0;
3459                 }
3460
3461                 /* if used one lcdc to dual disp, no need to close win */
3462                 if ((rk_fb->disp_mode == ONE_DUAL) ||
3463                     ((rk_fb->disp_mode == NO_DUAL) &&
3464                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3465                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))) {
3466                         dev_drv->cur_screen = dev_drv->screen0;
3467                         dev_drv->ops->load_screen(dev_drv, 1);
3468                         /* force modify dsp size */
3469                         info = rk_fb->fb[dev_drv->fb_index_base];
3470                         info->var.grayscale &= 0xff;
3471                         info->var.grayscale |=
3472                                 (dev_drv->cur_screen->mode.xres << 8) +
3473                                 (dev_drv->cur_screen->mode.yres << 20);
3474                         mutex_lock(&dev_drv->win_config);
3475                         info->var.xoffset = 0;
3476                         info->var.yoffset = 0;
3477                         info->fbops->fb_set_par(info);
3478                         info->fbops->fb_pan_display(&info->var, info);
3479                         mutex_unlock(&dev_drv->win_config);
3480
3481                         /*
3482                          * if currently is loader display, black until new
3483                          * display job.
3484                          */
3485                         if (dev_drv->uboot_logo) {
3486                                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3487                                         if (dev_drv->win[i] && dev_drv->win[i]->state &&
3488                                             dev_drv->ops->win_direct_en)
3489                                                 dev_drv->ops->win_direct_en(dev_drv, i, 0);
3490                                 }
3491                         }
3492
3493                         /*if (dev_drv->ops->dsp_black)
3494                                 dev_drv->ops->dsp_black(dev_drv, 0);*/
3495                         if ((dev_drv->ops->backlight_close) &&
3496                             (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3497                             (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))
3498                                 dev_drv->ops->backlight_close(dev_drv, 0);
3499                 } else if (rk_fb->num_lcdc > 1) {
3500                         /* If there is more than one lcdc device, we disable
3501                            the layer which attached to this device */
3502                         dev_drv->suspend_flag = 1;
3503                         flush_kthread_worker(&dev_drv->update_regs_worker);
3504                         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3505                                 if (dev_drv->win[i] && dev_drv->win[i]->state)
3506                                         dev_drv->ops->open(dev_drv, i, 0);
3507                         }
3508                 }
3509                 kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3510
3511                 hdmi_switch_state = 0;
3512                 dev_drv->hdmi_switch = 0;
3513                 mutex_unlock(&dev_drv->switch_screen);
3514                 return 0;
3515         } else {
3516                 if (dev_drv->uboot_logo) {
3517                         if (dev_drv->cur_screen->mode.xres !=
3518                                 screen->mode.xres ||
3519                             dev_drv->cur_screen->mode.yres !=
3520                                 screen->mode.yres)
3521                                 load_screen = 1;
3522                 }
3523                 if (dev_drv->screen1)
3524                         dev_drv->cur_screen = dev_drv->screen1;
3525
3526                 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3527                 dev_drv->cur_screen->xsize = dev_drv->cur_screen->mode.xres;
3528                 dev_drv->cur_screen->ysize = dev_drv->cur_screen->mode.yres;
3529                 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3530                 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3531         }
3532         if (!dev_drv->uboot_logo || load_screen ||
3533             ((rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3534              (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP))) {
3535                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3536                         info = rk_fb->fb[dev_drv->fb_index_base + i];
3537                         fb_par = (struct rk_fb_par *)info->par;
3538                         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3539                         win = dev_drv->win[win_id];
3540                         if (win && fb_par->state) {
3541                                 mutex_lock(&dev_drv->win_config);
3542                                 dev_drv->ops->load_screen(dev_drv, 1);
3543                                 mutex_unlock(&dev_drv->win_config);
3544
3545                                 info->var.activate |= FB_ACTIVATE_FORCE;
3546                                 if (rk_fb->disp_mode == ONE_DUAL) {
3547                                         info->var.grayscale &= 0xff;
3548                                         info->var.grayscale |=
3549                                                 (dev_drv->cur_screen->xsize << 8) +
3550                                                 (dev_drv->cur_screen->ysize << 20);
3551                                 }
3552                                 if (dev_drv->uboot_logo && win->state) {
3553                                         if (win->area[0].xpos ||
3554                                             win->area[0].ypos) {
3555                                                 win->area[0].xpos =
3556                                                         (screen->mode.xres -
3557                                                          win->area[0].xsize)/2;
3558                                                 win->area[0].ypos =
3559                                                         (screen->mode.yres -
3560                                                          win->area[0].ysize)/2;
3561                                         } else {
3562                                                 win->area[0].xsize = screen->mode.xres;
3563                                                 win->area[0].ysize = screen->mode.yres;
3564                                         }
3565                                         dev_drv->ops->set_par(dev_drv, i);
3566                                         dev_drv->ops->cfg_done(dev_drv);
3567                                 } else if (!dev_drv->win[win_id]->state) {
3568                                         dev_drv->ops->open(dev_drv, win_id, 1);
3569                                         dev_drv->suspend_flag = 0;
3570                                         mutex_lock(&dev_drv->win_config);
3571                                         info->var.xoffset = 0;
3572                                         info->var.yoffset = 0;
3573                                         info->fbops->fb_set_par(info);
3574                                         info->fbops->fb_pan_display(&info->var, info);
3575                                         mutex_unlock(&dev_drv->win_config);
3576                                 }
3577                         }
3578                 }
3579         } else {
3580                 dev_drv->ops->load_screen(dev_drv, 0);
3581         }
3582         kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
3583
3584         hdmi_switch_state = 1;
3585         load_screen = true;
3586         dev_drv->hdmi_switch = 0;
3587         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3588                 if ((dev_drv->ops->set_screen_scaler) &&
3589                     (rk_fb->disp_mode == ONE_DUAL))
3590                         dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 1);
3591                 /*if (dev_drv->ops->dsp_black)
3592                         dev_drv->ops->dsp_black(dev_drv, 0);*/
3593                 if ((dev_drv->ops->backlight_close) &&
3594                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX) &&
3595                     (rk_fb->disp_policy != DISPLAY_POLICY_BOX_TEMP) &&
3596                     (rk_fb->disp_mode == ONE_DUAL))
3597                         dev_drv->ops->backlight_close(dev_drv, 0);
3598         }
3599         mutex_unlock(&dev_drv->switch_screen);
3600         return 0;
3601 }
3602
3603 /*
3604  * function:this function current only called by hdmi for
3605  *      scale the display
3606  * scale_x: scale rate of x resolution
3607  * scale_y: scale rate of y resolution
3608  * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3609  */
3610 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3611 {
3612         struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3613         struct fb_info *info = NULL;
3614         struct fb_info *pmy_info = NULL;
3615         struct fb_var_screeninfo *var = NULL;
3616         struct rk_lcdc_driver *dev_drv = NULL;
3617         u16 screen_x, screen_y;
3618         u16 xpos, ypos;
3619         char name[6];
3620         struct rk_screen primary_screen;
3621         rk_fb_get_prmry_screen(&primary_screen);
3622         if (primary_screen.type == SCREEN_HDMI) {
3623                 return 0;
3624         }
3625         pr_err("fuck not be hear--%s\n",__func__);
3626
3627         return 0;
3628         sprintf(name, "lcdc%d", lcdc_id);
3629
3630         if (inf->disp_mode == DUAL) {
3631                 dev_drv = rk_get_lcdc_drv(name);
3632                 if (dev_drv == NULL) {
3633                         printk(KERN_ERR "%s driver not found!", name);
3634                         return -ENODEV;
3635                 }
3636         } else {
3637                 dev_drv = inf->lcdc_dev_drv[0];
3638         }
3639
3640         if (inf->num_lcdc == 1) {
3641                 info = inf->fb[0];
3642         } else if (inf->num_lcdc == 2) {
3643                 info = inf->fb[dev_drv->lcdc_win_num];
3644                 pmy_info = inf->fb[0];
3645         }
3646
3647         var = &info->var;
3648         screen_x = dev_drv->cur_screen->mode.xres;
3649         screen_y = dev_drv->cur_screen->mode.yres;
3650
3651         if (inf->disp_mode != DUAL && dev_drv->screen1) {
3652                 dev_drv->cur_screen->xpos =
3653                     (screen_x - screen_x * scale_x / 100) >> 1;
3654                 dev_drv->cur_screen->ypos =
3655                     (screen_y - screen_y * scale_y / 100) >> 1;
3656                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3657                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3658         } else {
3659                 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3660                 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3661                 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3662                 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3663                 if (inf->disp_mode == ONE_DUAL) {
3664                         var->nonstd &= 0xff;
3665                         var->nonstd |= (xpos << 8) + (ypos << 20);
3666                         var->grayscale &= 0xff;
3667                         var->grayscale |=
3668                                 (dev_drv->cur_screen->xsize << 8) +
3669                                 (dev_drv->cur_screen->ysize << 20);
3670                 }
3671         }
3672
3673         mutex_lock(&dev_drv->win_config);
3674         info->fbops->fb_set_par(info);
3675         dev_drv->ops->cfg_done(dev_drv);
3676         mutex_unlock(&dev_drv->win_config);
3677
3678         return 0;
3679 }
3680
3681 #if defined(CONFIG_ION_ROCKCHIP)
3682 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3683                                      struct rk_lcdc_win *win,
3684                                      unsigned long fb_mem_size)
3685 {
3686         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3687         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3688         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3689         struct ion_handle *handle;
3690         ion_phys_addr_t phy_addr;
3691         size_t len;
3692         int ret = 0;
3693
3694         if (dev_drv->iommu_enabled)
3695                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3696                                    ION_HEAP(ION_VMALLOC_HEAP_ID), 0);
3697         else
3698                 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3699                                    ION_HEAP(ION_CMA_HEAP_ID), 0);
3700         if (IS_ERR(handle)) {
3701                 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3702                         PTR_ERR(handle));
3703                 return -ENOMEM;
3704         }
3705
3706         fb_par->ion_hdl = handle;
3707         win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3708         if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3709                 printk("ion_share_dma_buf() failed\n");
3710                 goto err_share_dma_buf;
3711         }
3712         win->area[0].ion_hdl = handle;
3713         if (dev_drv->prop == PRMRY)
3714                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3715 #ifdef CONFIG_ROCKCHIP_IOMMU
3716         if (dev_drv->iommu_enabled && dev_drv->mmu_dev)
3717                 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3718                                         (unsigned long *)&phy_addr,
3719                                         (unsigned long *)&len);
3720         else
3721                 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3722 #else
3723         ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3724 #endif
3725         if (ret < 0) {
3726                 dev_err(fbi->dev, "ion map to get phy addr failed\n");
3727                 goto err_share_dma_buf;
3728         }
3729         fbi->fix.smem_start = phy_addr;
3730         fbi->fix.smem_len = len;
3731         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3732         return 0;
3733
3734 err_share_dma_buf:
3735         ion_free(rk_fb->ion_client, handle);
3736         return -ENOMEM;
3737 }
3738 #endif
3739
3740 static int rk_fb_alloc_buffer(struct fb_info *fbi)
3741 {
3742         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3743         struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
3744         struct rk_lcdc_driver *dev_drv = fb_par->lcdc_drv;
3745         struct rk_lcdc_win *win = NULL;
3746         int win_id;
3747         int ret = 0;
3748         unsigned long fb_mem_size;
3749 #if !defined(CONFIG_ION_ROCKCHIP)
3750         dma_addr_t fb_mem_phys;
3751         void *fb_mem_virt;
3752 #endif
3753         ion_phys_addr_t phy_addr;
3754         size_t len;
3755
3756         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3757         if (win_id < 0)
3758                 return -ENODEV;
3759         else
3760                 win = dev_drv->win[win_id];
3761
3762         if (!strcmp(fbi->fix.id, "fb0")) {
3763                 fb_mem_size = get_fb_size(dev_drv->reserved_fb);
3764 #if defined(CONFIG_ION_ROCKCHIP)
3765                 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3766                         return -ENOMEM;
3767 #else
3768                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3769                                                      &fb_mem_phys, GFP_KERNEL);
3770                 if (!fb_mem_virt) {
3771                         pr_err("%s: Failed to allocate framebuffer\n",
3772                                __func__);
3773                         return -ENOMEM;
3774                 }
3775                 fbi->fix.smem_len = fb_mem_size;
3776                 fbi->fix.smem_start = fb_mem_phys;
3777                 fbi->screen_base = fb_mem_virt;
3778 #endif
3779                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3780         } else {
3781                 if (dev_drv->prop == EXTEND && dev_drv->iommu_enabled) {
3782                         struct rk_lcdc_driver *dev_drv_prmry;
3783                         int win_id_prmry;
3784                         fb_mem_size = get_fb_size(dev_drv->reserved_fb);
3785 #if defined(CONFIG_ION_ROCKCHIP)
3786                         dev_drv_prmry = rk_get_prmry_lcdc_drv();
3787                         if (dev_drv_prmry == NULL)
3788                                 return -ENODEV;
3789                         win_id_prmry =
3790                                 dev_drv_prmry->ops->fb_get_win_id(dev_drv_prmry,
3791                                                                  fbi->fix.id);
3792                         if (win_id_prmry < 0)
3793                                 return -ENODEV;
3794                         else
3795                                 fb_par->ion_hdl =
3796                                 dev_drv_prmry->win[win_id_prmry]->area[0].ion_hdl;
3797                                 fbi->screen_base =
3798                                         ion_map_kernel(rk_fb->ion_client,
3799                                                        fb_par->ion_hdl);
3800                                 dev_drv->win[win_id]->area[0].ion_hdl =
3801                                         fb_par->ion_hdl;
3802         #ifdef CONFIG_ROCKCHIP_IOMMU
3803                                 if (dev_drv->mmu_dev)
3804                                         ret = ion_map_iommu(dev_drv->dev,
3805                                                             rk_fb->ion_client,
3806                                                             fb_par->ion_hdl,
3807                                                             (unsigned long *)&phy_addr,
3808                                                             (unsigned long *)&len);
3809                                 else
3810                                         ret = ion_phys(rk_fb->ion_client,
3811                                                        fb_par->ion_hdl,
3812                                                        &phy_addr, &len);
3813         #endif
3814                                 if (ret < 0) {
3815                                         dev_err(fbi->dev, "ion map to get phy addr failed\n");
3816                                         return -ENOMEM;
3817                                 }
3818                                 fbi->fix.smem_start = phy_addr;
3819                                 fbi->fix.smem_len = len;
3820 #else
3821                         fb_mem_virt = dma_alloc_writecombine(fbi->dev,
3822                                                              fb_mem_size,
3823                                                              &fb_mem_phys,
3824                                                              GFP_KERNEL);
3825                         if (!fb_mem_virt) {
3826                                 pr_err("%s: Failed to allocate framebuffer\n",
3827                                        __func__);
3828                                 return -ENOMEM;
3829                         }
3830                         fbi->fix.smem_len = fb_mem_size;
3831                         fbi->fix.smem_start = fb_mem_phys;
3832                         fbi->screen_base = fb_mem_virt;
3833 #endif
3834                 } else {
3835                         fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3836                         fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3837                         fbi->screen_base = rk_fb->fb[0]->screen_base;
3838                 }
3839         }
3840
3841         fbi->screen_size = fbi->fix.smem_len;
3842         fb_par->fb_phy_base = fbi->fix.smem_start;
3843         fb_par->fb_virt_base = fbi->screen_base;
3844         fb_par->fb_size = fbi->fix.smem_len;
3845
3846         pr_info("%s:phy:%lx>>vir:%p>>len:0x%x\n", fbi->fix.id,
3847                        fbi->fix.smem_start, fbi->screen_base,
3848                        fbi->fix.smem_len);
3849         return ret;
3850 }
3851
3852 #if 0
3853 static int rk_release_fb_buffer(struct fb_info *fbi)
3854 {
3855         /* buffer for fb1 and fb3 are alloc by android */
3856         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3857                 return 0;
3858         iounmap(fbi->screen_base);
3859         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3860         return 0;
3861 }
3862 #endif
3863
3864 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3865                          struct rk_lcdc_win *def_win)
3866 {
3867         int i;
3868         int lcdc_win_num = dev_drv->lcdc_win_num;
3869
3870         for (i = 0; i < lcdc_win_num; i++) {
3871                 struct rk_lcdc_win *win = NULL;
3872                 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3873                 if (!win) {
3874                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
3875                         return -ENOMEM;
3876                 }
3877
3878                 strcpy(win->name, def_win[i].name);
3879                 win->id = def_win[i].id;
3880                 win->support_3d = def_win[i].support_3d;
3881                 dev_drv->win[i] = win;
3882         }
3883
3884         return 0;
3885 }
3886
3887 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3888                                    struct rk_lcdc_win *def_win, int index)
3889 {
3890         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3891         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3892                                                 sizeof(struct rk_screen),
3893                                                 GFP_KERNEL);
3894         int i = 0;
3895
3896         if (!screen) {
3897                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3898                         dev_drv->id);
3899                 return -ENOMEM;
3900         }
3901
3902         screen->screen_id = 0;
3903         screen->lcdc_id = dev_drv->id;
3904         screen->overscan.left = 100;
3905         screen->overscan.top = 100;
3906         screen->overscan.right = 100;
3907         screen->overscan.bottom = 100;
3908
3909         screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3910         screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3911
3912         dev_drv->screen0 = screen;
3913         dev_drv->cur_screen = screen;
3914         /* devie use one lcdc + rk61x scaler for dual display */
3915         if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {
3916                 struct rk_screen *screen1 =
3917                                 devm_kzalloc(dev_drv->dev,
3918                                              sizeof(struct rk_screen),
3919                                              GFP_KERNEL);
3920                 if (!screen1) {
3921                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3922                                 dev_drv->id);
3923                         return -ENOMEM;
3924                 }
3925                 screen1->screen_id = 1;
3926                 screen1->lcdc_id = 1;
3927                 dev_drv->screen1 = screen1;
3928         }
3929         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3930         init_lcdc_win(dev_drv, def_win);
3931         init_completion(&dev_drv->frame_done);
3932         spin_lock_init(&dev_drv->cpl_lock);
3933         mutex_init(&dev_drv->fb_win_id_mutex);
3934         mutex_init(&dev_drv->win_config);
3935         mutex_init(&dev_drv->front_lock);
3936         mutex_init(&dev_drv->switch_screen);
3937         dev_drv->ops->fb_win_remap(dev_drv, dev_drv->fb_win_map);
3938         dev_drv->first_frame = 1;
3939         dev_drv->overscan.left = 100;
3940         dev_drv->overscan.top = 100;
3941         dev_drv->overscan.right = 100;
3942         dev_drv->overscan.bottom = 100;
3943         for (i = 0; i < RK30_MAX_LAYER_SUPPORT; i++)
3944                 dev_drv->area_support[i] = 1;
3945         if (dev_drv->ops->area_support_num)
3946                 dev_drv->ops->area_support_num(dev_drv, dev_drv->area_support);
3947         rk_disp_pwr_ctr_parse_dt(dev_drv);
3948         if (dev_drv->prop == PRMRY) {
3949                 rk_fb_set_prmry_screen(screen);
3950                 rk_fb_get_prmry_screen(screen);
3951         }
3952         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3953         if (dev_drv->prop != PRMRY)
3954                 rk_fb_get_prmry_screen(screen);
3955         dev_drv->output_color = screen->color_mode;
3956
3957         return 0;
3958 }
3959
3960 #ifdef CONFIG_LOGO_LINUX_BMP
3961 static struct linux_logo *bmp_logo;
3962 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3963 {
3964         bmp_logo = fb_find_logo(24);
3965         if (bmp_logo == NULL) {
3966                 printk(KERN_INFO "%s error\n", __func__);
3967                 return 0;
3968         }
3969         return 1;
3970 }
3971
3972 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
3973 {
3974         unsigned char *src = bmp_logo->data;
3975         unsigned char *dst = info->screen_base;
3976         int i;
3977         unsigned int Needwidth = (*(src - 24) << 8) | (*(src - 23));
3978         unsigned int Needheight = (*(src - 22) << 8) | (*(src - 21));
3979
3980         for (i = 0; i < Needheight; i++)
3981                 memcpy(dst + info->var.xres * i * 4,
3982                        src + bmp_logo->width * i * 4, Needwidth * 4);
3983 }
3984 #endif
3985
3986 /*
3987  * check if the primary lcdc has registerd,
3988  * the primary lcdc mas register first
3989  */
3990 bool is_prmry_rk_lcdc_registered(void)
3991 {
3992         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3993
3994         if (rk_fb->lcdc_dev_drv[0])
3995                 return true;
3996         else
3997                 return false;
3998 }
3999
4000 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
4001                    struct rk_lcdc_win *win, int id)
4002 {
4003         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
4004         struct fb_info *fbi;
4005         struct rk_fb_par *fb_par = NULL;
4006         int i = 0, ret = 0, index = 0;
4007         unsigned long flags;
4008
4009         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
4010                 return -ENXIO;
4011
4012         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
4013                 if (!rk_fb->lcdc_dev_drv[i]) {
4014                         rk_fb->lcdc_dev_drv[i] = dev_drv;
4015                         rk_fb->lcdc_dev_drv[i]->id = id;
4016                         rk_fb->num_lcdc++;
4017                         break;
4018                 }
4019         }
4020
4021         index = i;
4022         init_lcdc_device_driver(rk_fb, win, index);
4023         dev_drv->fb_index_base = rk_fb->num_fb;
4024         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
4025                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
4026                 if (!fbi) {
4027                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
4028                         ret = -ENOMEM;
4029                 }
4030                 fb_par = devm_kzalloc(&fb_pdev->dev, sizeof(struct rk_fb_par),
4031                                       GFP_KERNEL);
4032                 if (!fb_par) {
4033                         dev_err(&fb_pdev->dev, "malloc fb_par for fb%d fail!",
4034                                 rk_fb->num_fb);
4035                         return -ENOMEM;
4036                 }
4037                 fb_par->id = rk_fb->num_fb;
4038                 fb_par->lcdc_drv = dev_drv;
4039                 fbi->par = (void *)fb_par;
4040                 fbi->var = def_var;
4041                 fbi->fix = def_fix;
4042                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
4043                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
4044                 fbi->var.grayscale |=
4045                     (fbi->var.xres << 8) + (fbi->var.yres << 20);
4046 #if defined(CONFIG_LOGO_LINUX_BMP)
4047                 fbi->var.bits_per_pixel = 32;
4048 #else
4049                 fbi->var.bits_per_pixel = 16;
4050 #endif
4051                 fbi->fix.line_length =
4052                     (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
4053                 fbi->var.width = dev_drv->cur_screen->width;
4054                 fbi->var.height = dev_drv->cur_screen->height;
4055                 if (dev_drv->iommu_enabled)
4056                         fb_ops.fb_mmap = rk_fb_mmap;
4057                 fbi->fbops = &fb_ops;
4058                 fbi->flags = FBINFO_FLAG_DEFAULT;
4059                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
4060                 ret = register_framebuffer(fbi);
4061                 if (ret < 0) {
4062                         dev_err(&fb_pdev->dev,
4063                                 "%s fb%d register_framebuffer fail!\n",
4064                                 __func__, rk_fb->num_fb);
4065                         return ret;
4066                 }
4067                 rkfb_create_sysfs(fbi);
4068                 rk_fb->fb[rk_fb->num_fb] = fbi;
4069                 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
4070                          fbi->fix.id);
4071                 rk_fb->num_fb++;
4072
4073                 if (i == 0) {
4074                         init_waitqueue_head(&dev_drv->vsync_info.wait);
4075                         init_waitqueue_head(&dev_drv->update_regs_wait);
4076                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
4077                         if (ret)
4078                                 dev_err(fbi->dev,
4079                                         "failed to create vsync file\n");
4080                         dev_drv->vsync_info.thread =
4081                             kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
4082                                         "fb-vsync");
4083                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
4084                                 dev_err(fbi->dev,
4085                                         "failed to run vsync thread\n");
4086                                 dev_drv->vsync_info.thread = NULL;
4087                         }
4088                         dev_drv->vsync_info.active = 1;
4089
4090                         mutex_init(&dev_drv->output_lock);
4091
4092                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
4093                         mutex_init(&dev_drv->update_regs_list_lock);
4094                         init_kthread_worker(&dev_drv->update_regs_worker);
4095
4096                         dev_drv->update_regs_thread =
4097                             kthread_run(kthread_worker_fn,
4098                                         &dev_drv->update_regs_worker, "rk-fb");
4099                         if (IS_ERR(dev_drv->update_regs_thread)) {
4100                                 int err = PTR_ERR(dev_drv->update_regs_thread);
4101                                 dev_drv->update_regs_thread = NULL;
4102
4103                                 printk("failed to run update_regs thread\n");
4104                                 return err;
4105                         }
4106                         init_kthread_work(&dev_drv->update_regs_work,
4107                                           rk_fb_update_regs_handler);
4108
4109                         dev_drv->timeline =
4110                             sw_sync_timeline_create("fb-timeline");
4111                         dev_drv->timeline_max = 1;
4112                 }
4113         }
4114
4115         /* show logo for primary display device */
4116 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE)
4117         if (dev_drv->prop == PRMRY) {
4118                 u16 xact, yact;
4119                 int format;
4120                 u32 dsp_addr;
4121                 struct fb_info *main_fbi = rk_fb->fb[0];
4122                 main_fbi->fbops->fb_open(main_fbi, 1);
4123                 main_fbi->var.pixclock = dev_drv->pixclock;
4124 #if defined(CONFIG_ROCKCHIP_IOMMU)
4125                 if (dev_drv->iommu_enabled) {
4126                         if (dev_drv->mmu_dev)
4127                                 rockchip_iovmm_set_fault_handler(dev_drv->dev,
4128                                                 rk_fb_sysmmu_fault_handler);
4129                 }
4130 #endif
4131
4132                 rk_fb_alloc_buffer(main_fbi);   /* only alloc memory for main fb */
4133                 dev_drv->uboot_logo = support_uboot_display();
4134
4135                 if (dev_drv->uboot_logo &&
4136                     uboot_logo_offset && uboot_logo_base) {
4137                         int width, height, bits;
4138                         phys_addr_t start = uboot_logo_base + uboot_logo_offset;
4139                         unsigned int size = uboot_logo_size - uboot_logo_offset;
4140                         unsigned int nr_pages;
4141                         struct page **pages;
4142                         char *vaddr;
4143                         int i = 0;
4144
4145                         if (dev_drv->ops->get_dspbuf_info)
4146                                 dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
4147                                         &yact, &format, &dsp_addr);
4148                         nr_pages = size >> PAGE_SHIFT;
4149                         pages = kzalloc(sizeof(struct page) * nr_pages,
4150                                         GFP_KERNEL);
4151                         while (i < nr_pages) {
4152                                 pages[i] = phys_to_page(start);
4153                                 start += PAGE_SIZE;
4154                                 i++;
4155                         }
4156                         vaddr = vmap(pages, nr_pages, VM_MAP,
4157                                         pgprot_writecombine(PAGE_KERNEL));
4158                         if (!vaddr) {
4159                                 pr_err("failed to vmap phy addr 0x%lx\n",
4160                                        (long)(uboot_logo_base +
4161                                        uboot_logo_offset));
4162                                 return -1;
4163                         }
4164
4165                         if(bmpdecoder(vaddr, main_fbi->screen_base, &width,
4166                                       &height, &bits)) {
4167                                 kfree(pages);
4168                                 vunmap(vaddr);
4169                                 return 0;
4170                         }
4171                         kfree(pages);
4172                         vunmap(vaddr);
4173                         if (dev_drv->uboot_logo &&
4174                             (width != xact || height != yact)) {
4175                                 pr_err("can't support uboot kernel logo use different size [%dx%d] != [%dx%d]\n",
4176                                         xact, yact, width, height);
4177                                 return 0;
4178                         }
4179                         local_irq_save(flags);
4180                         if (dev_drv->ops->wait_frame_start)
4181                                 dev_drv->ops->wait_frame_start(dev_drv, 0);
4182                         if (dev_drv->ops->post_dspbuf) {
4183                                 dev_drv->ops->post_dspbuf(dev_drv,
4184                                         main_fbi->fix.smem_start,
4185                                         rk_fb_data_fmt(0, bits),
4186                                         width, height, width * bits >> 5);
4187                         }
4188                         if (dev_drv->iommu_enabled) {
4189                                 rk_fb_poll_wait_frame_complete();
4190                                 if (dev_drv->ops->mmu_en)
4191                                         dev_drv->ops->mmu_en(dev_drv);
4192                                 freed_index = 0;
4193                         }
4194                         local_irq_restore(flags);
4195                         return 0;
4196                 } else if (dev_drv->uboot_logo && uboot_logo_base) {
4197                         u32 start = uboot_logo_base;
4198                         u32 start_base = start;
4199                         int logo_len, i=0;
4200                         unsigned int nr_pages;
4201                         struct page **pages;
4202                         char *vaddr;
4203
4204                         dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
4205                                                       &yact, &format,
4206                                                       &start);
4207                         logo_len = rk_fb_pixel_width(format) * xact * yact >> 3;
4208                         if (logo_len > uboot_logo_size ||
4209                             logo_len > main_fbi->fix.smem_len) {
4210                                 pr_err("logo size > uboot reserve buffer size\n");
4211                                 return -1;
4212                         }
4213
4214                         nr_pages = uboot_logo_size >> PAGE_SHIFT;
4215                         pages = kzalloc(sizeof(struct page) * nr_pages,
4216                                         GFP_KERNEL);
4217                         while (i < nr_pages) {
4218                                 pages[i] = phys_to_page(start);
4219                                 start += PAGE_SIZE;
4220                                 i++;
4221                         }
4222                         vaddr = vmap(pages, nr_pages, VM_MAP,
4223                                         pgprot_writecombine(PAGE_KERNEL));
4224                         if (!vaddr) {
4225                                 pr_err("failed to vmap phy addr 0x%x\n",
4226                                        start_base);
4227                                 return -1;
4228                         }
4229
4230                         memcpy(main_fbi->screen_base, vaddr, logo_len);
4231
4232                         kfree(pages);
4233                         vunmap(vaddr);
4234                         local_irq_save(flags);
4235                         if (dev_drv->ops->wait_frame_start)
4236                                 dev_drv->ops->wait_frame_start(dev_drv, 0);
4237                         dev_drv->ops->post_dspbuf(dev_drv,
4238                                         main_fbi->fix.smem_start,
4239                                         format, xact, yact,
4240                                         xact * rk_fb_pixel_width(format) >> 5);
4241                         if (dev_drv->iommu_enabled) {
4242                                 rk_fb_poll_wait_frame_complete();
4243                                 if (dev_drv->ops->mmu_en)
4244                                         dev_drv->ops->mmu_en(dev_drv);
4245                                 freed_index = 0;
4246                         }
4247                         local_irq_restore(flags);
4248                         return 0;
4249                 } else {
4250                         if (dev_drv->iommu_enabled) {
4251                                 if (dev_drv->ops->mmu_en)
4252                                         dev_drv->ops->mmu_en(dev_drv);
4253                                 freed_index = 0;
4254                         }
4255                 }
4256 #if defined(CONFIG_LOGO)
4257                 main_fbi->fbops->fb_set_par(main_fbi);
4258 #if  defined(CONFIG_LOGO_LINUX_BMP)
4259                 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
4260                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4261                         fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
4262                 }
4263 #else
4264                 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
4265                         fb_set_cmap(&main_fbi->cmap, main_fbi);
4266                         fb_show_logo(main_fbi, FB_ROTATE_UR);
4267                 }
4268 #endif
4269                 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
4270 #endif
4271         } else {
4272                 struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb >> 1];
4273                 extend_fbi->var.pixclock = rk_fb->fb[0]->var.pixclock;
4274                 extend_fbi->fbops->fb_open(extend_fbi, 1);
4275 #if defined(CONFIG_ROCKCHIP_IOMMU)
4276                 if (dev_drv->iommu_enabled) {
4277                         if (dev_drv->mmu_dev)
4278                                 rockchip_iovmm_set_fault_handler(dev_drv->dev,
4279                                                                  rk_fb_sysmmu_fault_handler);
4280                 }
4281 #endif
4282                 rk_fb_alloc_buffer(extend_fbi);
4283         }
4284 #endif
4285         return 0;
4286 }
4287
4288 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
4289 {
4290         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
4291         struct fb_info *fbi;
4292         int fb_index_base = dev_drv->fb_index_base;
4293         int fb_num = dev_drv->lcdc_win_num;
4294         int i = 0;
4295
4296         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
4297                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
4298                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
4299         }
4300
4301         for (i = 0; i < fb_num; i++)
4302                 kfree(dev_drv->win[i]);
4303
4304         for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
4305                 fbi = fb_inf->fb[i];
4306                 unregister_framebuffer(fbi);
4307                 /* rk_release_fb_buffer(fbi); */
4308                 framebuffer_release(fbi);
4309         }
4310         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
4311         fb_inf->num_lcdc--;
4312
4313         return 0;
4314 }
4315
4316 static int rk_fb_probe(struct platform_device *pdev)
4317 {
4318         struct rk_fb *rk_fb = NULL;
4319         struct device_node *np = pdev->dev.of_node;
4320         u32 mode;
4321
4322         if (!np) {
4323                 dev_err(&pdev->dev, "Missing device tree node.\n");
4324                 return -EINVAL;
4325         }
4326
4327         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
4328         if (!rk_fb) {
4329                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
4330                 return -ENOMEM;
4331         }
4332         platform_set_drvdata(pdev, rk_fb);
4333
4334         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
4335                 rk_fb->disp_mode = mode;
4336
4337         } else {
4338                 dev_err(&pdev->dev, "no disp-mode node found!");
4339                 return -ENODEV;
4340         }
4341
4342         if (!of_property_read_u32(np, "rockchip,disp-policy", &mode)) {
4343                 rk_fb->disp_policy = mode;
4344                 pr_info("fb disp policy is %s\n", rk_fb->disp_policy ? "box":"sdk");
4345         }
4346
4347         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
4348                 printk(KERN_DEBUG "uboot-logo-on:%d\n", uboot_logo_on);
4349
4350         dev_set_name(&pdev->dev, "rockchip-fb");
4351 #if defined(CONFIG_ION_ROCKCHIP)
4352         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
4353         if (IS_ERR(rk_fb->ion_client)) {
4354                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
4355                 return PTR_ERR(rk_fb->ion_client);
4356         } else {
4357                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
4358         }
4359 #endif
4360
4361         fb_pdev = pdev;
4362         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
4363         return 0;
4364 }
4365
4366 static int rk_fb_remove(struct platform_device *pdev)
4367 {
4368         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4369
4370         kfree(rk_fb);
4371         platform_set_drvdata(pdev, NULL);
4372         return 0;
4373 }
4374
4375 static void rk_fb_shutdown(struct platform_device *pdev)
4376 {
4377         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4378         int i;
4379
4380         for (i = 0; i < rk_fb->num_lcdc; i++) {
4381                 if (!rk_fb->lcdc_dev_drv[i])
4382                         continue;
4383                 sw_sync_timeline_inc(rk_fb->lcdc_dev_drv[i]->timeline, 1);
4384         }
4385 }
4386
4387 static const struct of_device_id rkfb_dt_ids[] = {
4388         {.compatible = "rockchip,rk-fb",},
4389         {}
4390 };
4391
4392 static struct platform_driver rk_fb_driver = {
4393         .probe = rk_fb_probe,
4394         .remove = rk_fb_remove,
4395         .driver = {
4396                    .name = "rk-fb",
4397                    .owner = THIS_MODULE,
4398                    .of_match_table = of_match_ptr(rkfb_dt_ids),
4399                    },
4400         .shutdown = rk_fb_shutdown,
4401 };
4402
4403 static int __init rk_fb_init(void)
4404 {
4405         return platform_driver_register(&rk_fb_driver);
4406 }
4407
4408 static void __exit rk_fb_exit(void)
4409 {
4410         platform_driver_unregister(&rk_fb_driver);
4411 }
4412
4413 fs_initcall(rk_fb_init);
4414 module_exit(rk_fb_exit);