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 <asm/div64.h>
  28 #include <linux/uaccess.h>
  29 #include <linux/rk_fb.h>
  30 #include <linux/linux_logo.h>
  31 #include <linux/dma-mapping.h>
  32
  33
  34 #if defined(CONFIG_RK_HDMI)
  35 #include "hdmi/rk_hdmi.h"
  36 #endif
  37
  38 #ifdef CONFIG_OF
  39 #include <linux/of.h>
  40 #include <linux/of_gpio.h>
  41 #include <video/of_display_timing.h>
  42 #include <video/display_timing.h>
  43 #include <dt-bindings/rkfb/rk_fb.h>
  44 #endif
  45
  46 #if defined(CONFIG_ION_ROCKCHIP)
  47 #include <linux/rockchip_ion.h>
  48 #ifdef USE_ION_MMU
  49 #include <linux/rockchip/iovmm.h>
  50 #include <linux/rockchip/sysmmu.h>
  51 #include <linux/dma-buf.h>
  52 #endif
  53 #endif
  54 #define H_USE_FENCE 1
  55 static int hdmi_switch_complete;
  56 static struct platform_device *fb_pdev;
  57 struct list_head saved_list;
  58
  59 #if defined(CONFIG_FB_MIRRORING)
  60 int (*video_data_to_mirroring)(struct fb_info *info, u32 yuv_phy[2]);
  61 EXPORT_SYMBOL(video_data_to_mirroring);
  62 #endif
  63
  64
  65 static struct rk_fb_trsm_ops *trsm_lvds_ops;
  66 static struct rk_fb_trsm_ops *trsm_edp_ops;
  67 static struct rk_fb_trsm_ops *trsm_mipi_ops;
  68 __weak int support_uboot_display(void)
  69 {
  70         return 0;
  71 }
  72
  73 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
  74 {
  75         switch (type) {
  76         case SCREEN_RGB:
  77         case SCREEN_LVDS:
  78         case SCREEN_DUAL_LVDS:
  79                 trsm_lvds_ops = ops;
  80                 break;
  81         case SCREEN_EDP:
  82                 trsm_edp_ops = ops;
  83                 break;
  84         case SCREEN_MIPI:
  85         case SCREEN_DUAL_MIPI:
  86                 trsm_mipi_ops = ops;
  87                 break;
  88         default:
  89                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
  90                         __func__, type);
  91                 break;
  92         }
  93         return 0;
  94 }
  95
  96 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
  97 {
  98         struct rk_fb_trsm_ops *ops;
  99         switch (type) {
 100         case SCREEN_RGB:
 101         case SCREEN_LVDS:
 102         case SCREEN_DUAL_LVDS:
 103                 ops = trsm_lvds_ops;
 104                 break;
 105         case SCREEN_EDP:
 106                 ops = trsm_edp_ops;
 107                 break;
 108         case SCREEN_MIPI:
 109         case SCREEN_DUAL_MIPI:
 110                 ops = trsm_mipi_ops;
 111                 break;
 112         default:
 113                 ops = NULL;
 114                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 115                         __func__, type);
 116                 break;
 117         }
 118         return ops;
 119 }
 120
 121 int rk_fb_pixel_width(int data_format)
 122 {
 123         int pixel_width;
 124         switch(data_format){
 125         case XBGR888:
 126         case ABGR888:
 127         case ARGB888:
 128                 pixel_width = 4*8;
 129                 break;
 130         case RGB888:
 131                 pixel_width = 3*8;
 132                 break;
 133         case RGB565:
 134                 pixel_width = 2*8;
 135                 break;
 136         case YUV422:
 137         case YUV420:
 138         case YUV444:
 139                 pixel_width = 1*8;
 140                 break;
 141         case YUV422_A:
 142         case YUV420_A:
 143         case YUV444_A:
 144                 pixel_width = 10;
 145                 break;
 146         default:
 147                 printk(KERN_WARNING "%s:un supported format:0x%x\n",
 148                         __func__,data_format);
 149                 return -EINVAL;
 150         }
 151         return pixel_width;
 152 }
 153
 154 static int rk_fb_data_fmt(int data_format,int bits_per_pixel)
 155 {
 156         int fb_data_fmt;
 157         if(data_format){
 158                 switch(data_format){
 159                 case HAL_PIXEL_FORMAT_RGBX_8888:
 160                         fb_data_fmt = XBGR888;
 161                         break;
 162                 case HAL_PIXEL_FORMAT_RGBA_8888:
 163                         fb_data_fmt = ABGR888;
 164                         break;
 165                 case HAL_PIXEL_FORMAT_BGRA_8888:
 166                         fb_data_fmt = ARGB888;
 167                         break;
 168                 case HAL_PIXEL_FORMAT_RGB_888:
 169                         fb_data_fmt = RGB888;
 170                         break;
 171                 case HAL_PIXEL_FORMAT_RGB_565:
 172                         fb_data_fmt = RGB565;
 173                         break;
 174                 case HAL_PIXEL_FORMAT_YCbCr_422_SP: // yuv422
 175                         fb_data_fmt = YUV422;
 176                         break;
 177                 case HAL_PIXEL_FORMAT_YCrCb_NV12: // YUV420---uvuvuv
 178                         fb_data_fmt = YUV420;
 179                         break;
 180                 case HAL_PIXEL_FORMAT_YCrCb_444: // yuv444
 181                         fb_data_fmt = YUV444;
 182                         break;
 183                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10: // yuv444
 184                         fb_data_fmt = YUV420_A;
 185                         break;
 186                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10: // yuv444
 187                         fb_data_fmt = YUV422_A;
 188                         break;
 189                 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10: // yuv444
 190                         fb_data_fmt = YUV444_A;
 191                         break;
 192                 default:
 193                         printk(KERN_WARNING "%s:un supported format:0x%x\n",
 194                                 __func__,data_format);
 195                     return -EINVAL;
 196                 }
 197         }else{
 198                 switch(bits_per_pixel){
 199                 case 32:
 200                         fb_data_fmt = ARGB888;
 201                         break;
 202                 case 16:
 203                         fb_data_fmt = RGB565;
 204                         break;
 205                 default:
 206                         printk(KERN_WARNING "%s:un supported bits_per_pixel:%d\n",
 207                                 __func__,bits_per_pixel);
 208                         break;
 209                 }
 210         }
 211         return fb_data_fmt;
 212 }
 213
 214 /* rk display power control parse from dts
 215  *
 216 */
 217 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 218 {
 219         struct device_node *root  = of_get_child_by_name(dev_drv->dev->of_node,
 220                                 "power_ctr");
 221         struct device_node *child;
 222         struct rk_disp_pwr_ctr_list *pwr_ctr;
 223         struct list_head *pos;
 224         enum of_gpio_flags flags;
 225         u32 val = 0;
 226         u32 debug = 0;
 227         u32 mirror = 0;
 228         int ret;
 229
 230         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 231         if (!root) {
 232                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",dev_drv->id);
 233                 return -ENODEV;
 234         }
 235
 236         for_each_child_of_node(root, child) {
 237                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list), GFP_KERNEL);
 238                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 239                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 240                         if (val == GPIO) {
 241                                 pwr_ctr->pwr_ctr.type = GPIO;
 242                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 243                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 244                                         dev_err(dev_drv->dev, "%s ivalid gpio\n", child->name);
 245                                         return -EINVAL;
 246                                 }
 247                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 248                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,child->name);
 249                                 if (ret) {
 250                                         dev_err(dev_drv->dev, "request %s gpio fail:%d\n",
 251                                                 child->name,ret);
 252                                 }
 253
 254                         } else {
 255                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 256
 257                         }
 258                 };
 259                 of_property_read_u32(child, "rockchip,delay", &val);
 260                 pwr_ctr->pwr_ctr.delay = val;
 261                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 262         }
 263
 264         of_property_read_u32(root, "rockchip,mirror", &mirror);
 265
 266         if (mirror == NO_MIRROR) {
 267                 dev_drv->screen0->x_mirror = 0;
 268                 dev_drv->screen0->y_mirror = 0;
 269         } else if (mirror == X_MIRROR) {
 270                 dev_drv->screen0->x_mirror = 1;
 271                 dev_drv->screen0->y_mirror = 0;
 272         } else if (mirror == Y_MIRROR) {
 273                 dev_drv->screen0->x_mirror = 0;
 274                 dev_drv->screen0->y_mirror = 1;
 275         } else if(mirror == X_Y_MIRROR) {
 276                 dev_drv->screen0->x_mirror = 1;
 277                 dev_drv->screen0->y_mirror = 1;
 278         }
 279
 280         of_property_read_u32(root, "rockchip,debug", &debug);
 281
 282         if (debug) {
 283                 list_for_each(pos, &dev_drv->pwrlist_head) {
 284                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 285                         printk(KERN_INFO "pwr_ctr_name:%s\n"
 286                                          "pwr_type:%s\n"
 287                                          "gpio:%d\n"
 288                                          "atv_val:%d\n"
 289                                          "delay:%d\n\n",
 290                                          pwr_ctr->pwr_ctr.name,
 291                                          (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 292                                          pwr_ctr->pwr_ctr.gpio,
 293                                          pwr_ctr->pwr_ctr.atv_val,
 294                                          pwr_ctr->pwr_ctr.delay);
 295                 }
 296         }
 297
 298         return 0;
 299
 300 }
 301
 302 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 303 {
 304         struct list_head *pos;
 305         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 306         struct pwr_ctr *pwr_ctr;
 307         if (list_empty(&dev_drv->pwrlist_head))
 308                 return 0;
 309         list_for_each(pos, &dev_drv->pwrlist_head) {
 310                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 311                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 312                 if (pwr_ctr->type == GPIO) {
 313                         gpio_direction_output(pwr_ctr->gpio,pwr_ctr->atv_val);
 314                         mdelay(pwr_ctr->delay);
 315                 }
 316         }
 317
 318         return 0;
 319 }
 320
 321 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 322 {
 323         struct list_head *pos;
 324         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 325         struct pwr_ctr *pwr_ctr;
 326         if (list_empty(&dev_drv->pwrlist_head))
 327                 return 0;
 328         list_for_each(pos, &dev_drv->pwrlist_head) {
 329                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 330                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 331                 if (pwr_ctr->type == GPIO) {
 332                         gpio_set_value(pwr_ctr->gpio,!pwr_ctr->atv_val);
 333                 }
 334         }
 335         return 0;
 336 }
 337
 338 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 339                                 struct rk_screen *screen)
 340 {
 341         screen->mode.pixclock = dt->pixelclock.typ;
 342         screen->mode.left_margin = dt->hback_porch.typ;
 343         screen->mode.right_margin = dt->hfront_porch.typ;
 344         screen->mode.xres = dt->hactive.typ;
 345         screen->mode.hsync_len = dt->hsync_len.typ;
 346         screen->mode.upper_margin = dt->vback_porch.typ;
 347         screen->mode.lower_margin = dt->vfront_porch.typ;
 348         screen->mode.yres = dt->vactive.typ;
 349         screen->mode.vsync_len = dt->vsync_len.typ;
 350         screen->type = dt->screen_type;
 351         screen->lvds_format = dt->lvds_format;
 352         screen->face = dt->face;
 353
 354         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 355                 screen->pin_dclk = 1;
 356         else
 357                 screen->pin_dclk = 0;
 358         if(dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 359                 screen->pin_hsync = 1;
 360         else
 361                 screen->pin_hsync = 0;
 362         if(dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 363                 screen->pin_vsync = 1;
 364         else
 365                 screen->pin_vsync = 0;
 366         if(dt->flags & DISPLAY_FLAGS_DE_HIGH)
 367                 screen->pin_den = 1;
 368         else
 369                 screen->pin_den = 0;
 370
 371         return 0;
 372
 373 }
 374
 375 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 376 {
 377         struct display_timings *disp_timing;
 378         struct display_timing *dt;
 379         disp_timing = of_get_display_timings(np);
 380         if (!disp_timing) {
 381                 pr_err("parse display timing err\n");
 382                 return -EINVAL;
 383         }
 384         dt = display_timings_get(disp_timing, 0);
 385         rk_fb_video_mode_from_timing(dt, screen);
 386         printk(KERN_DEBUG "dclk:%d\n"
 387                          "hactive:%d\n"
 388                          "hback_porch:%d\n"
 389                          "hfront_porch:%d\n"
 390                          "hsync_len:%d\n"
 391                          "vactive:%d\n"
 392                          "vback_porch:%d\n"
 393                          "vfront_porch:%d\n"
 394                          "vsync_len:%d\n"
 395                          "screen_type:%d\n"
 396                          "lvds_format:%d\n"
 397                          "face:%d\n",
 398                         dt->pixelclock.typ,
 399                         dt->hactive.typ,
 400                         dt->hback_porch.typ,
 401                         dt->hfront_porch.typ,
 402                         dt->hsync_len.typ,
 403                         dt->vactive.typ,
 404                         dt->vback_porch.typ,
 405                         dt->vfront_porch.typ,
 406                         dt->vsync_len.typ,
 407                         dt->screen_type,
 408                         dt->lvds_format,
 409                         dt->face);
 410         return 0;
 411
 412 }
 413
 414 int  rk_fb_calc_fps(struct rk_screen * screen, u32 pixclock)
 415 {
 416         int x, y;
 417         unsigned long long hz;
 418         if (!screen) {
 419                 printk(KERN_ERR "%s:null screen!\n", __func__);
 420                 return 0;
 421         }
 422         x = screen->mode.xres + screen->mode.left_margin + screen->mode.right_margin +
 423             screen->mode.hsync_len;
 424         y = screen->mode.yres + screen->mode.upper_margin + screen->mode.lower_margin +
 425             screen->mode.vsync_len;
 426
 427         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 428
 429         hz += (x * y) / 2;
 430         do_div(hz, x * y);      /* divide by x * y with rounding */
 431
 432         hz += pixclock / 2;
 433         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 434
 435         return hz;
 436 }
 437
 438 char *get_format_string(enum data_format format, char *fmt)
 439 {
 440         if (!fmt)
 441                 return NULL;
 442         switch (format) {
 443         case ARGB888:
 444                 strcpy(fmt, "ARGB888");
 445                 break;
 446         case RGB888:
 447                 strcpy(fmt, "RGB888");
 448                 break;
 449         case RGB565:
 450                 strcpy(fmt, "RGB565");
 451                 break;
 452         case YUV420:
 453                 strcpy(fmt, "YUV420");
 454                 break;
 455         case YUV422:
 456                 strcpy(fmt, "YUV422");
 457                 break;
 458         case YUV444:
 459                 strcpy(fmt, "YUV444");
 460                 break;
 461         case YUV420_A:
 462                 strcpy(fmt, "YUV420_A");
 463                 break;
 464         case YUV422_A:
 465                 strcpy(fmt, "YUV422_A");
 466                 break;
 467         case YUV444_A:
 468                 strcpy(fmt, "YUV444_A");
 469                 break;
 470         case XRGB888:
 471                 strcpy(fmt, "XRGB888");
 472                 break;
 473         case XBGR888:
 474                 strcpy(fmt, "XBGR888");
 475                 break;
 476         case ABGR888:
 477                 strcpy(fmt, "XBGR888");
 478                 break;
 479         default:
 480                 strcpy(fmt, "invalid");
 481                 break;
 482         }
 483
 484         return fmt;
 485
 486 }
 487
 488
 489
 490 /**********************************************************************
 491 this is for hdmi
 492 name: lcdc device name ,lcdc0 , lcdc1
 493 ***********************************************************************/
 494 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 495 {
 496         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
 497         int i = 0;
 498         for (i = 0; i < inf->num_lcdc; i++) {
 499                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name))
 500                         break;
 501         }
 502         return inf->lcdc_dev_drv[i];
 503
 504 }
 505
 506 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 507 {
 508         struct rk_fb *inf = NULL;
 509         struct rk_lcdc_driver *dev_drv = NULL;
 510         int i = 0;
 511
 512         if (likely(fb_pdev))
 513                 inf = platform_get_drvdata(fb_pdev);
 514         else
 515                 return NULL;
 516
 517         for (i = 0; i < inf->num_lcdc; i++) {
 518                 if (inf->lcdc_dev_drv[i]->prop ==  PRMRY) {
 519                         dev_drv = inf->lcdc_dev_drv[i];
 520                         break;
 521                 }
 522         }
 523
 524         return dev_drv;
 525 }
 526
 527
 528 int rk_fb_get_prmry_screen_ft(void)
 529 {
 530         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 531         uint32_t htotal, vtotal, pix_total, ft_us, pixclock_ns;
 532
 533         if (unlikely(!dev_drv))
 534                 return 0;
 535
 536         pixclock_ns = dev_drv->pixclock/1000;
 537
 538         htotal = (dev_drv->cur_screen->mode.upper_margin + dev_drv->cur_screen->mode.lower_margin +
 539                 dev_drv->cur_screen->mode.yres + dev_drv->cur_screen->mode.vsync_len);
 540         vtotal = (dev_drv->cur_screen->mode.left_margin + dev_drv->cur_screen->mode.right_margin +
 541                 dev_drv->cur_screen->mode.xres + dev_drv->cur_screen->mode.hsync_len);
 542         pix_total = htotal*vtotal/1000;
 543         ft_us = pix_total * pixclock_ns;
 544         return ft_us;
 545 }
 546
 547 static struct rk_lcdc_driver  *rk_get_extend_lcdc_drv(void)
 548 {
 549         struct rk_fb *inf = NULL;
 550         struct rk_lcdc_driver *dev_drv = NULL;
 551         int i = 0;
 552
 553         if (likely(fb_pdev))
 554                 inf = platform_get_drvdata(fb_pdev);
 555         else
 556                 return NULL;
 557
 558         for (i = 0; i < inf->num_lcdc; i++) {
 559                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 560                         dev_drv = inf->lcdc_dev_drv[i];
 561                         break;
 562                 }
 563         }
 564
 565         return dev_drv;
 566 }
 567
 568
 569 u32 rk_fb_get_prmry_screen_pixclock(void)
 570 {
 571         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 572         return dev_drv->pixclock;
 573 }
 574
 575 int rk_fb_poll_prmry_screen_vblank(void)
 576 {
 577         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 578         if (likely(dev_drv)) {
 579                 if (dev_drv->ops->poll_vblank)
 580                         return dev_drv->ops->poll_vblank(dev_drv);
 581                 else
 582                         return RK_LF_STATUS_NC;
 583         } else
 584                 return RK_LF_STATUS_NC;
 585 }
 586
 587 bool rk_fb_poll_wait_frame_complete(void)
 588 {
 589         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 590         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 591
 592         if (likely(dev_drv)) {
 593                 if (dev_drv->ops->set_irq_to_cpu)
 594                         dev_drv->ops->set_irq_to_cpu(dev_drv,0);
 595         }
 596
 597
 598         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC){
 599                 if (likely(dev_drv)) {
 600                         if(dev_drv->ops->set_irq_to_cpu)
 601                                 dev_drv->ops->set_irq_to_cpu(dev_drv,1);
 602                 }
 603                 return false;
 604         }
 605
 606         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR)  &&  --timeout);
 607         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC)  &&  --timeout);
 608
 609         if (likely(dev_drv)) {
 610                 if (dev_drv->ops->set_irq_to_cpu)
 611                         dev_drv->ops->set_irq_to_cpu(dev_drv,1);
 612         }
 613
 614         return true;
 615 }
 616 static int rk_fb_open(struct fb_info *info, int user)
 617 {
 618         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 619         int win_id;
 620
 621         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 622         if (dev_drv->win[win_id]->state)
 623                 return 0;    /* if this win aready opened ,no need to reopen*/
 624         else
 625                 dev_drv->ops->open(dev_drv, win_id, 1);
 626         return 0;
 627 }
 628
 629 static int  get_extend_fb_id(struct fb_info *info)
 630 {
 631         int fb_id = 0;
 632         char *id = info->fix.id;
 633         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 634         if (!strcmp(id, "fb0"))
 635                 fb_id = 0;
 636         else if (!strcmp(id, "fb1"))
 637                 fb_id = 1;
 638         else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
 639                 fb_id = 2;
 640         return fb_id;
 641 }
 642
 643 static int rk_fb_close(struct fb_info *info, int user)
 644 {
 645         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 646         struct rk_lcdc_win *win = NULL;
 647         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 648         if (win_id >= 0) {
 649                 win = dev_drv->win[win_id];
 650                 info->fix.smem_start = win->reserved;
 651
 652                 info->var.xres = dev_drv->screen0->mode.xres;
 653                 info->var.yres = dev_drv->screen0->mode.yres;
 654                 info->var.grayscale |= (info->var.xres<<8) + (info->var.yres<<20);
 655 #if defined(CONFIG_LOGO_LINUX_BMP)
 656                 info->var.bits_per_pixel = 32;
 657 #else
 658                 info->var.bits_per_pixel = 16;
 659 #endif
 660                 info->fix.line_length  = (info->var.xres)*(info->var.bits_per_pixel>>3);
 661                 info->var.xres_virtual = info->var.xres;
 662                 info->var.yres_virtual = info->var.yres;
 663                 info->var.width =  dev_drv->screen0->width;
 664                 info->var.height = dev_drv->screen0->height;
 665                 info->var.pixclock = dev_drv->pixclock;
 666                 info->var.left_margin = dev_drv->screen0->mode.left_margin;
 667                 info->var.right_margin = dev_drv->screen0->mode.right_margin;
 668                 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
 669                 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
 670                 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 671                 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 672         }
 673
 674         return 0;
 675 }
 676
 677
 678 #if defined(CONFIG_RK29_IPP)
 679 static int get_ipp_format(int fmt)
 680 {
 681         int ipp_fmt = IPP_XRGB_8888;
 682         switch (fmt) {
 683         case HAL_PIXEL_FORMAT_RGBX_8888:
 684         case HAL_PIXEL_FORMAT_RGBA_8888:
 685         case HAL_PIXEL_FORMAT_BGRA_8888:
 686         case HAL_PIXEL_FORMAT_RGB_888:
 687                 ipp_fmt = IPP_XRGB_8888;
 688                 break;
 689         case HAL_PIXEL_FORMAT_RGB_565:
 690                 ipp_fmt = IPP_RGB_565;
 691                 break;
 692         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
 693                 ipp_fmt = IPP_Y_CBCR_H2V1;
 694                 break;
 695         case HAL_PIXEL_FORMAT_YCrCb_NV12:
 696                 ipp_fmt = IPP_Y_CBCR_H2V2;
 697                 break;
 698         case HAL_PIXEL_FORMAT_YCrCb_444:
 699                 ipp_fmt = IPP_Y_CBCR_H1V1;
 700                 break;
 701         default:
 702                 ipp_fmt = IPP_IMGTYPE_LIMIT;
 703                 break;
 704         }
 705
 706         return ipp_fmt;
 707 }
 708
 709 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
 710                                 int rotation, int fmt)
 711 {
 712         int align16 = 2;
 713         int align64 = 8;
 714
 715
 716         if (fmt == IPP_XRGB_8888) {
 717                 align16 = 1;
 718                 align64 = 2;
 719         } else if (fmt == IPP_RGB_565) {
 720                 align16 = 1;
 721                 align64 = 4;
 722         } else {
 723                 align16 = 2;
 724                 align64 = 8;
 725         }
 726         align16 -= 1;  /*for YUV, 1*/
 727         align64 -= 1;  /*for YUV, 7*/
 728
 729         if (rotation == IPP_ROT_0) {
 730                 if (fmt > IPP_RGB_565) {
 731                         if ((*dst_w & 1) != 0)
 732                                 *dst_w = *dst_w+1;
 733                         if ((*dst_h & 1) != 0)
 734                                 *dst_h = *dst_h+1;
 735                         if (*dst_vir_w < *dst_w)
 736                                 *dst_vir_w = *dst_w;
 737                 }
 738         } else {
 739
 740                 if ((*dst_w & align64) != 0)
 741                         *dst_w = (*dst_w+align64)&(~align64);
 742                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
 743                         *dst_h = *dst_h+1;
 744                 if (*dst_vir_w < *dst_w)
 745                         *dst_vir_w = *dst_w;
 746         }
 747
 748 }
 749
 750 static void fb_copy_by_ipp(struct fb_info *dst_info,
 751                 struct fb_info *src_info, int offset)
 752 {
 753         struct rk29_ipp_req ipp_req;
 754         uint32_t  rotation = 0;
 755         int dst_w, dst_h, dst_vir_w;
 756         int ipp_fmt;
 757         u8 data_format = (dst_info->var.nonstd)&0xff;
 758
 759         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
 760 #if defined(CONFIG_FB_ROTATE)
 761         int orientation = 270 - CONFIG_ROTATE_ORIENTATION;
 762         switch (orientation) {
 763         case 0:
 764                 rotation = IPP_ROT_0;
 765                 break;
 766         case 90:
 767                 rotation = IPP_ROT_90;
 768                 break;
 769         case 180:
 770                 rotation = IPP_ROT_180;
 771                 break;
 772         case 270:
 773                 rotation = IPP_ROT_270;
 774                 break;
 775         default:
 776                 rotation = IPP_ROT_270;
 777                 break;
 778
 779         }
 780 #endif
 781
 782         dst_w = dst_info->var.xres;
 783         dst_h = dst_info->var.yres;
 784         dst_vir_w = dst_info->var.xres_virtual;
 785         ipp_fmt = get_ipp_format(data_format);
 786         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
 787         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
 788         ipp_req.src0.w = src_info->var.xres;
 789         ipp_req.src0.h = src_info->var.yres;
 790         ipp_req.src_vir_w = src_info->var.xres_virtual;
 791         ipp_req.src0.fmt = ipp_fmt;
 792
 793         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
 794         ipp_req.dst0.w = dst_w;
 795         ipp_req.dst0.h = dst_h;
 796         ipp_req.dst_vir_w = dst_vir_w;
 797         ipp_req.dst0.fmt = ipp_fmt;
 798
 799
 800         ipp_req.timeout = 100;
 801         ipp_req.flag = rotation;
 802         ipp_blit_sync(&ipp_req);
 803
 804 }
 805
 806 #endif
 807
 808
 809 static int rk_fb_rotate(struct fb_info *dst_info,
 810                                 struct fb_info *src_info, int offset)
 811 {
 812         #if defined(CONFIG_RK29_IPP)
 813                 fb_copy_by_ipp(dst_info, src_info, offset);
 814         #else
 815                 return -1;
 816         #endif
 817                 return 0;
 818 }
 819 static int rk_fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
 820 {
 821         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
 822         struct rk_lcdc_driver *dev_drv  = (struct rk_lcdc_driver *)info->par;
 823         struct fb_fix_screeninfo *fix = &info->fix;
 824         struct fb_info *extend_info = NULL;
 825         struct rk_lcdc_driver *extend_dev_drv = NULL;
 826         int win_id = 0, extend_win_id = 0;
 827         struct rk_lcdc_win *extend_win = NULL;
 828         struct rk_lcdc_win *win = NULL;
 829         struct rk_screen *screen = dev_drv->cur_screen;
 830         int fb_id = 0;
 831
 832
 833         u32 xoffset = var->xoffset;
 834         u32 yoffset = var->yoffset;
 835         u32 xvir = var->xres_virtual;
 836         /*u32 yvir = var->yres_virtual;*/
 837         /*u8 data_format = var->nonstd&0xff;*/
 838
 839         u8  pixel_width;
 840         u32 vir_width_bit;
 841         u32 stride,uv_stride;
 842         u32 stride_32bit_1;
 843         u32 stride_32bit_2;
 844         u16 uv_x_off,uv_y_off,uv_y_act;
 845         u8  is_pic_yuv=0;
 846
 847         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 848         if (win_id < 0)
 849                 return  -ENODEV;
 850         else
 851                 win = dev_drv->win[win_id];
 852
 853         if (rk_fb->disp_mode == DUAL) {
 854                 fb_id = get_extend_fb_id(info);
 855                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
 856                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
 857                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
 858                                                 extend_info->fix.id);
 859                 extend_win = extend_dev_drv->win[extend_win_id];
 860         }
 861         pixel_width = rk_fb_pixel_width(win->format);
 862         vir_width_bit = pixel_width * xvir;
 863         if((win->format == YUV420_A)||(win->format == YUV422_A)||(win->format == YUV444_A)){
 864                 vir_width_bit = xvir * 8;
 865                 stride_32bit_1 = xvir;
 866                 stride_32bit_2 = xvir*2;
 867         }else{
 868                 vir_width_bit = pixel_width * xvir;
 869                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
 870                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
 871         }
 872
 873
 874         stride    = stride_32bit_1;//default rgb
 875         fix->line_length = stride;
 876
 877         switch (win->format){
 878         case YUV422:
 879         case YUV422_A:
 880                 is_pic_yuv = 1;
 881                 stride     = stride_32bit_1;
 882                 uv_stride  = stride_32bit_1>> 1 ;//
 883                 uv_x_off   = xoffset >> 1 ;//
 884                 uv_y_off   = yoffset;//0
 885                 fix->line_length = stride;
 886                 uv_y_act = win->area[0].yact>>1;
 887                 break;
 888         case YUV420://420sp
 889         case YUV420_A:
 890                 is_pic_yuv = 1;
 891                 stride     = stride_32bit_1;
 892                 uv_stride  = stride_32bit_1;
 893                 uv_x_off   = xoffset;
 894                 uv_y_off   = yoffset >> 1;
 895                 fix->line_length = stride;
 896                 uv_y_act = win->area[0].yact>>1;
 897                 break;
 898         case YUV444:
 899         case YUV444_A:
 900                 is_pic_yuv = 1;
 901                 stride     = stride_32bit_1;
 902                 uv_stride  = stride_32bit_2;
 903                 uv_x_off   = xoffset*2;
 904                 uv_y_off   = yoffset;
 905                 fix->line_length = stride<<2;
 906                 uv_y_act = win->area[0].yact;
 907                 break;
 908         default:
 909                 break;
 910         }
 911
 912         // x y mirror ,jump line
 913         if (screen->y_mirror == 1) {
 914                 if (screen->interlace == 1) {
 915                         win->area[0].y_offset = yoffset*stride*2 +
 916                                                         ((win->area[0].yact-1)*2+1)*stride +
 917                                                         xoffset*pixel_width/8;
 918                 } else {
 919                         win->area[0].y_offset = yoffset*stride +
 920                                                         (win->area[0].yact-1)*stride +
 921                                                         xoffset*pixel_width/8;
 922                 }
 923         } else {
 924                 if (screen->interlace == 1) {
 925                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
 926                 } else {
 927                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
 928                 }
 929         }
 930         if (is_pic_yuv == 1) {
 931                 if(screen->y_mirror == 1) {
 932                         if (screen->interlace == 1) {
 933                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
 934                                                                 ((uv_y_act-1)*2+1)*uv_stride +
 935                                                                 uv_x_off*pixel_width/8;
 936                         } else {
 937                                 win->area[0].c_offset = uv_y_off*uv_stride +
 938                                                                 (uv_y_act - 1)*uv_stride +
 939                                                                 uv_x_off*pixel_width/8;
 940                         }
 941                 } else {
 942                         if (screen->interlace == 1) {
 943                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
 944                         } else {
 945                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
 946                         }
 947                 }
 948         }
 949
 950
 951         win->area[0].smem_start = fix->smem_start;
 952         win->area[0].cbr_start = fix->mmio_start;//fix->smem_start + xvir * yvir;
 953         win->state=1;
 954         win->area[0].state=1;
 955         win->area_num = 1;
 956
 957         dev_drv->ops->pan_display(dev_drv, win_id);
 958         if (rk_fb->disp_mode == DUAL) {
 959                 if (extend_win->state && (hdmi_switch_complete)) {
 960                         extend_win->area[0].y_offset = win->area[0].y_offset;
 961                 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
 962                         rk_fb_rotate(extend_info, info, win->area[0].y_offset);
 963                 #endif
 964                         extend_dev_drv->ops->pan_display(extend_dev_drv, extend_win_id);
 965                 }
 966         }
 967
 968         #ifdef  CONFIG_FB_MIRRORING
 969         if (video_data_to_mirroring)
 970                 video_data_to_mirroring(info, NULL);
 971         #endif
 972         dev_drv->ops->cfg_done(dev_drv);
 973         return 0;
 974 }
 975
 976 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
 977 {
 978         int i,j;
 979         i = list_empty(&dev_drv->update_regs_list);
 980         j = list_empty(&saved_list);
 981         return i==j?0:1;
 982
 983 }
 984
 985 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv,
 986         struct sync_fence *fence)
 987 {
 988         int err = sync_fence_wait(fence, 1000);
 989
 990         if (err >= 0)
 991                 return;
 992
 993         if (err == -ETIME)
 994                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
 995
 996         if (err < 0)
 997                 printk("error waiting on fence\n");
 998 }
 999
1000 #ifdef USE_ION_MMU
1001 static unsigned int rk_fb_map_ion_handle(struct fb_info *info,
1002         struct rk_fb_reg_area_data *reg_area_data,
1003         struct ion_handle *ion_handle,struct dma_buf *buf)
1004 {
1005         struct rk_lcdc_driver *dev_drv  = (struct rk_lcdc_driver *)info->par;
1006         reg_area_data->dma_buf = buf;
1007         reg_area_data->attachment =
1008                 dma_buf_attach(reg_area_data->dma_buf, dev_drv->dev);
1009         if (IS_ERR_OR_NULL(reg_area_data->attachment)) {
1010                 dev_err(dev_drv->dev, "dma_buf_attach() failed: %ld\n",
1011                                 PTR_ERR(reg_area_data->attachment));
1012                 goto err_buf_map_attach;
1013         }
1014
1015         reg_area_data->sg_table = dma_buf_map_attachment(reg_area_data->attachment,
1016                                                                 DMA_BIDIRECTIONAL);
1017         if (IS_ERR_OR_NULL(reg_area_data->sg_table)) {
1018                 dev_err(dev_drv->dev, "dma_buf_map_attachment() failed: %ld\n",
1019                                 PTR_ERR(reg_area_data->sg_table));
1020                 goto err_buf_map_attachment;
1021         }
1022
1023         reg_area_data->dma_addr = iovmm_map(dev_drv->dev, reg_area_data->sg_table->sgl, 0,
1024                         buf->size);
1025         if (!reg_area_data->dma_addr || IS_ERR_VALUE(reg_area_data->dma_addr)) {
1026                 dev_err(dev_drv->dev, "iovmm_map() failed: %d\n", reg_area_data->dma_addr);
1027                 goto err_iovmm_map;
1028         }
1029         reg_area_data->ion_handle = ion_handle;
1030         return reg_area_data->dma_buf->size;
1031
1032 err_iovmm_map:
1033         dma_buf_unmap_attachment(reg_area_data->attachment,
1034                 reg_area_data->sg_table,DMA_BIDIRECTIONAL);
1035 err_buf_map_attachment:
1036         dma_buf_detach(buf, reg_area_data->attachment);
1037 err_buf_map_attach:
1038         return 0;
1039 }
1040
1041 int rk_fb_sysmmu_fault_handler(struct device *dev,
1042                 enum rk_sysmmu_inttype itype, unsigned long pgtable_base,
1043                 unsigned long fault_addr,unsigned int statu)
1044 {
1045         /*struct fb_info *fbi = dev_get_drvdata(dev);
1046         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
1047
1048         pr_err("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1049                         fault_addr, pgtable_base,statu);
1050         dev_drv->ops->dump_reg(dev_drv);
1051         pr_err("Generating Kernel OOPS... because it is unrecoverable.\n");
1052         BUG();*/
1053
1054         return 0;
1055 }
1056 #endif
1057
1058 void rk_fb_free_dma_buf(struct device *dev,struct rk_fb_reg_win_data *reg_win_data)
1059 {
1060         int i,index_buf;
1061         struct rk_fb_reg_area_data *area_data;
1062         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1063 #ifdef H_USE_FENCE
1064         for(i=0;i<RK_WIN_MAX_AREA;i++){
1065                 if(reg_win_data->reg_area_data[i].acq_fence)
1066                         sync_fence_put(reg_win_data->reg_area_data[i].acq_fence);
1067         }
1068 #endif
1069         for(i=0;i<reg_win_data->area_num;i++){
1070                 area_data = &reg_win_data->reg_area_data[i];
1071                 index_buf = area_data->index_buf;
1072 #ifdef USE_ION_MMU
1073                 iovmm_unmap(dev,area_data->dma_addr);
1074                 dma_buf_unmap_attachment(area_data->attachment, area_data->sg_table,
1075                         DMA_BIDIRECTIONAL);
1076                 dma_buf_detach(area_data->dma_buf, area_data->attachment);
1077                 dma_buf_put(area_data->dma_buf);
1078 #endif
1079                 if(area_data->ion_handle != NULL)
1080                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1081                 }
1082         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1083 }
1084
1085 static void rk_fb_update_driver(struct rk_lcdc_win *win,struct rk_fb_reg_win_data *reg_win_data)
1086 {
1087         int i=0;
1088         //struct rk_lcdc_win *win;
1089         //win = dev_drv->win[reg_win_data->win_id];
1090         win->area_num = reg_win_data->area_num;
1091         win->format = reg_win_data->data_format;
1092         win->id = reg_win_data->win_id;
1093         win->z_order = reg_win_data->z_order;
1094
1095         #if 0
1096         for(i=0;i<win->area_num;i++)
1097         {
1098                 printk("i=%d:area[%d]=%x,reg_area_data[%d]=%x,mem_start=%x\n",
1099                         i,i,&win->area[i],i,&reg_win_data->reg_area_data[i],reg_win_data->reg_area_data[i].smem_start);
1100
1101                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1102                 win->area[i].cbr_start  = reg_win_data->reg_area_data[i].cbr_start;
1103                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1104                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1105                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1106                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1107                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1108                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1109                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1110                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1111                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1112                 win->area[i].c_offset      = reg_win_data->reg_area_data[i].c_offset;
1113                 win->area[i].state = 1;
1114         }
1115         #else
1116         if(reg_win_data->reg_area_data[0].smem_start > 0){
1117                 win->state = 1;
1118                 win->area_num = reg_win_data->area_num;
1119                 win->format = reg_win_data->data_format;
1120                 win->id = reg_win_data->win_id;
1121                 win->z_order = reg_win_data->z_order;
1122                 win->area[0].uv_vir_stride = reg_win_data->reg_area_data[0].uv_vir_stride;
1123                 win->area[0].cbr_start = reg_win_data->reg_area_data[0].cbr_start;
1124                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1125                 win->alpha_en = reg_win_data->alpha_en;
1126                 win->alpha_mode = reg_win_data->alpha_mode;
1127                 win->g_alpha_val = reg_win_data->g_alpha_val;
1128                 for(i=0;i<RK_WIN_MAX_AREA;i++)
1129                 {
1130                         if(reg_win_data->reg_area_data[i].smem_start > 0){
1131                                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1132                                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1133                                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1134                                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1135                                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1136                                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1137                                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1138                                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1139                                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1140                                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1141                                 win->area[i].y_vir_stride  = reg_win_data->reg_area_data[i].y_vir_stride;
1142                                 win->area[i].state = 1;
1143                         }else{
1144                                 win->area[i].state = 0;
1145                         }
1146                 }
1147         }else{
1148                 //win->state = 0;
1149                 //win->z_order = -1;
1150         }
1151         #endif
1152
1153 }
1154
1155
1156 static void rk_fb_update_reg(struct rk_lcdc_driver * dev_drv,struct rk_fb_reg_data *regs)
1157 {
1158         int i,j,ret=0;
1159         struct rk_lcdc_win *win;
1160         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1161         //struct rk_fb_reg_win_data old_reg_win_data[RK30_MAX_LAYER_SUPPORT];
1162         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1163         struct rk_lcdc_driver *ext_dev_drv;
1164         struct rk_lcdc_win *ext_win;
1165
1166         for(i=0;i<dev_drv->lcdc_win_num;i++){
1167                 //old_reg_win_data[i]= regs->reg_win_data[i];
1168                 win = dev_drv->win[i];
1169                 for(j=0;j<regs->win_num;j++){
1170                         if(i == regs->reg_win_data[j].win_id)
1171                                 break;
1172                 }
1173                 if(j<regs->win_num){
1174                         rk_fb_update_driver(win,&regs->reg_win_data[j]);
1175                         win->state = 1;
1176                         dev_drv->ops->set_par(dev_drv,i);
1177                         dev_drv->ops->pan_display(dev_drv,i);
1178                 }else{
1179                         win->z_order = -1;
1180                         win->state = 0;
1181                 }
1182         }
1183         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1184
1185         if (rk_fb->disp_mode == DUAL && hdmi_switch_complete) {
1186                 for (i = 0; i < rk_fb->num_lcdc; i++) {
1187                         if(rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
1188                                 ext_dev_drv = rk_fb->lcdc_dev_drv[i];
1189                                 break;
1190                         }
1191                 }
1192                 if (i == rk_fb->num_lcdc) {
1193                         printk(KERN_ERR "hdmi lcdc driver not found!\n");
1194                         goto ext_win_exit;
1195                 }
1196
1197                 //hdmi just need set win0 only(win0 have only one area),other win is disable
1198                 ext_win = ext_dev_drv->win[0];
1199                 for (j = 0;j < regs->win_num; j++) {
1200                         if(0 == regs->reg_win_data[j].win_id)
1201                                 break;
1202                 }
1203                 if (j < regs->win_num){
1204                         rk_fb_update_driver(ext_win, &regs->reg_win_data[j]);
1205                         if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1206                                 ext_win->area[0].xsize = (ext_dev_drv->cur_screen->xsize * win->area[0].xsize) / dev_drv->cur_screen->mode.xres;
1207                                 ext_win->area[0].ysize = (ext_dev_drv->cur_screen->ysize * win->area[0].ysize) / dev_drv->cur_screen->mode.yres;
1208                                 ext_win->area[0].xpos = ((ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1)
1209                                                                 + ext_dev_drv->cur_screen->xsize * win->area[0].xpos / dev_drv->cur_screen->mode.xres;
1210                                 ext_win->area[0].ypos = ((ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1)
1211                                                                 + ext_dev_drv->cur_screen->ysize * win->area[0].ypos / dev_drv->cur_screen->mode.yres;
1212                         }
1213                         else {
1214                                 ext_win->area[0].xpos = (ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1;
1215                                 ext_win->area[0].ypos = (ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1;
1216                                 ext_win->area[0].xsize = ext_dev_drv->cur_screen->xsize;
1217                                 ext_win->area[0].ysize = ext_dev_drv->cur_screen->ysize;
1218                         }
1219                         ext_win->alpha_en = 0;  //hdmi only one win so disable alpha
1220                         ext_win->state = 1;
1221                 }
1222                 else {
1223                         ext_win->state = 0;
1224                 }
1225
1226                 if (ext_win->area[0].xact < ext_win->area[0].yact) {
1227                         ext_win->area[0].xact = win->area[0].yact;
1228                         ext_win->area[0].yact = win->area[0].xact;
1229                         ext_win->area[0].xvir = win->area[0].yact;
1230                 }
1231
1232                 //disable the other win,except win0
1233                 for (i = 1; i < ext_dev_drv->lcdc_win_num; i ++) {
1234                         ext_win = ext_dev_drv->win[i];
1235                         ext_win->state = 0;
1236                 }
1237                 ext_dev_drv->ops->set_par(ext_dev_drv, 0);
1238                 ext_dev_drv->ops->pan_display(ext_dev_drv, 0);
1239                 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1240         }
1241 ext_win_exit:
1242         dev_drv->ops->cfg_done(dev_drv);
1243
1244 #if 0
1245         for(i=0;i<2;i++){
1246                 printk("win[%d]:drv_win_state=%d\n",i,dev_drv->win[i]->state);
1247                 for(j=0;j<4;j++){
1248                         printk("area[%d]:state=%d,mem_addr=%x\n",
1249                                 i,dev_drv->win[i]->area[j].state,dev_drv->win[i]->area[j].smem_start);
1250                 }
1251         }
1252 #endif
1253         /*dev_drv->screen0->post_xsize = regs->post_cfg.xsize;
1254         dev_drv->screen0->post_ysize = regs->post_cfg.ysize;
1255         dev_drv->screen0->post_dsp_stx = regs->post_cfg.xpos;
1256         dev_drv->screen0->post_dsp_sty = regs->post_cfg.ypos;*/
1257
1258         /*dev_drv->atv_layer_cnt = regs->win_num;
1259         dev_drv->ops->set_par(dev_drv,0);*/
1260
1261         ret = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1262                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp),msecs_to_jiffies(dev_drv->cur_screen->ft+5));
1263
1264 #ifdef H_USE_FENCE
1265         sw_sync_timeline_inc(dev_drv->timeline, 1);
1266 #endif
1267         for(i=0;i<regs->win_num;i++){
1268                 rk_fb_free_dma_buf(dev_drv->dev,&regs->reg_win_data[i]);
1269         }
1270         if (dev_drv->wait_fs == 1)
1271                 kfree(regs);
1272 }
1273
1274 static void rk_fb_update_regs_handler(struct kthread_work *work)
1275 {
1276         struct rk_lcdc_driver * dev_drv =
1277                         container_of(work, struct rk_lcdc_driver, update_regs_work);
1278         struct rk_fb_reg_data *data, *next;
1279         //struct list_head saved_list;
1280         mutex_lock(&dev_drv->update_regs_list_lock);
1281         saved_list = dev_drv->update_regs_list;
1282         list_replace_init(&dev_drv->update_regs_list, &saved_list);
1283         mutex_unlock(&dev_drv->update_regs_list_lock);
1284
1285         list_for_each_entry_safe(data, next, &saved_list, list) {
1286                 rk_fb_update_reg(dev_drv,data);
1287                 list_del(&data->list);
1288                 kfree(data);
1289         }
1290 }
1291 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,struct rk_screen *screen)
1292 {
1293         if ((area_par->x_offset+area_par->xact > area_par->xvir) ||
1294                 (area_par->xact <= 0) || (area_par->yact <= 0) ||
1295                 (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1296                 pr_err("check config var fail 0:\n"
1297                         "x_offset=%d,xact=%d,xvir=%d\n",
1298                         area_par->x_offset,
1299                         area_par->xact,
1300                         area_par->xvir);
1301                 return -EINVAL;
1302         }
1303
1304         if ((area_par->xpos+area_par->xsize > screen->mode.xres) ||
1305                 (area_par->ypos+area_par->ysize > screen->mode.yres) ||
1306                 (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1307                 pr_err("check config var fail 1:\n"
1308                         "xpos=%d,xsize=%d,xres=%d\n"
1309                         "ypos=%d,ysize=%d,yres=%d\n",
1310                         area_par->xpos,
1311                         area_par->xsize,
1312                         screen->mode.xres,
1313                         area_par->ypos,
1314                         area_par->ysize,
1315                         screen->mode.yres
1316                         );
1317                 return -EINVAL;
1318         }
1319         return 0;
1320 }
1321
1322 static int rk_fb_set_win_buffer(struct fb_info *info,
1323         struct rk_fb_win_par *win_par,struct rk_fb_reg_win_data *reg_win_data)
1324 {
1325         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1326         //struct fb_var_screeninfo *var = &info->var;
1327         struct fb_fix_screeninfo *fix = &info->fix;
1328         struct rk_lcdc_driver * dev_drv = (struct rk_lcdc_driver * )info->par;
1329         struct rk_screen *screen = dev_drv->cur_screen;
1330
1331         int i,ion_fd,acq_fence_fd;
1332         u32 xvir,yvir;
1333         u32 xoffset,yoffset;
1334
1335         struct ion_handle *hdl;
1336         size_t len;
1337         int index_buf;
1338         u8  fb_data_fmt;
1339         u8  pixel_width;
1340         u32 vir_width_bit;
1341         u32 stride,uv_stride;
1342         u32 stride_32bit_1;
1343         u32 stride_32bit_2;
1344         u16 uv_x_off,uv_y_off,uv_y_act;
1345         u8  is_pic_yuv=0;
1346         u8  ppixel_a=0,global_a=0;
1347 #ifdef USE_ION_MMU
1348         struct dma_buf *buf;
1349 #else
1350         ion_phys_addr_t phy_addr;
1351 #endif
1352         reg_win_data->reg_area_data[0].smem_start = -1;
1353         reg_win_data->area_num = 0;
1354         if(win_par->area_par[0].phy_addr == 0){
1355                 for(i=0;i<RK_WIN_MAX_AREA;i++){
1356                         ion_fd = win_par->area_par[i].ion_fd;
1357                         if(ion_fd > 0){
1358                                 hdl = ion_import_dma_buf(rk_fb->ion_client, ion_fd);
1359                                 if (IS_ERR(hdl)) {
1360                                         pr_info("%s: Could not import handle: %d\n",
1361                                                 __func__, (int)hdl);
1362                                         /*return -EINVAL;*/
1363                                         break;
1364                                 }
1365                                 reg_win_data->area_num++;
1366                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
1367                                 #ifndef USE_ION_MMU
1368                                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1369                                         reg_win_data->reg_area_data[i].smem_start = phy_addr;
1370                                 #else
1371                                         buf = ion_share_dma_buf(rk_fb->ion_client, hdl);
1372                                         if (IS_ERR_OR_NULL(buf)) {
1373                                                 dev_err(info->dev, "ion_share_dma_buf() failed\n");
1374                                                 goto err_share_dma_buf;
1375                                         }
1376                                         rk_fb_map_ion_handle(info,&reg_win_data->reg_area_data[i],hdl,buf);
1377                                         reg_win_data->reg_area_data[i].smem_start =
1378                                                 reg_win_data->reg_area_data[i].dma_addr;
1379                                 #endif
1380                                 reg_win_data->area_buf_num++;
1381                                 reg_win_data->reg_area_data[i].index_buf = 1;
1382                         }
1383                         #if 0
1384                         printk("i=%d,ion_fd=%d,addr=0x%x,area_num=%d,area_buf_num=%d\n",
1385                                 i,ion_fd,reg_win_data->reg_area_data[i].smem_start,
1386                                 reg_win_data->area_num,reg_win_data->area_buf_num);
1387                         #endif
1388                 }
1389         }else{
1390                 reg_win_data->reg_area_data[0].smem_start =
1391                 win_par->area_par[0].phy_addr;
1392                 reg_win_data->area_num = 1;
1393         }
1394
1395         if(reg_win_data->area_num == 0){
1396                 return 0;
1397         }
1398
1399         for(i=0;i<reg_win_data->area_num;i++){
1400                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1401                 index_buf = reg_win_data->reg_area_data[i].index_buf;
1402                 if((acq_fence_fd > 0)&&(index_buf == 1)){
1403                         reg_win_data->reg_area_data[i].acq_fence =
1404                                 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1405                 }
1406         }
1407         fb_data_fmt = rk_fb_data_fmt(win_par->data_format,0);
1408         reg_win_data->data_format = fb_data_fmt;
1409         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1410
1411         ppixel_a = ((fb_data_fmt == ARGB888)||(fb_data_fmt == ABGR888)) ? 1:0;
1412         global_a = (win_par->g_alpha_val == 0) ? 0:1;
1413         reg_win_data->alpha_en = ppixel_a | global_a;
1414         reg_win_data->g_alpha_val = win_par->g_alpha_val;
1415         reg_win_data->alpha_mode = win_par->alpha_mode;
1416         if(reg_win_data->reg_area_data[0].smem_start > 0){
1417                 reg_win_data->z_order = win_par->z_order;
1418                 reg_win_data->win_id  = win_par->win_id;
1419         }else{
1420                 reg_win_data->z_order = -1;
1421                 reg_win_data->win_id  = -1;
1422         }
1423         for(i=0;i<reg_win_data->area_num;i++){
1424                 rk_fb_check_config_var(&win_par->area_par[i],screen);
1425                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;//visiable pos in panel
1426                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1427
1428                 reg_win_data->reg_area_data[i].xsize= win_par->area_par[i].xsize;//realy size in panel
1429                 reg_win_data->reg_area_data[i].ysize= win_par->area_par[i].ysize;
1430
1431                 reg_win_data->reg_area_data[i].xact= win_par->area_par[i].xact;//realy size in panel
1432                 reg_win_data->reg_area_data[i].yact= win_par->area_par[i].yact;
1433
1434                 xoffset = win_par->area_par[i].x_offset;//buf offset
1435                 yoffset = win_par->area_par[i].y_offset;
1436                 xvir = win_par->area_par[i].xvir;
1437                 reg_win_data->reg_area_data[i].xvir = xvir;
1438                 yvir = win_par->area_par[i].yvir;
1439                 reg_win_data->reg_area_data[i].yvir = yvir;
1440                 #if 0
1441                 printk("i=%d,xpos=%d,ypos=%d,xsize=%d,ysize=%d,xact=%d,yact=%d,x_off=%d,y_off=%d,xvir=%d,yvir=%d\n",
1442                 i,reg_win_data->reg_area_data[i].xpos,reg_win_data->reg_area_data[i].ypos,reg_win_data->reg_area_data[i].xsize,reg_win_data->reg_area_data[i].ysize,
1443                 reg_win_data->reg_area_data[i].xact,reg_win_data->reg_area_data[i].yact,xoffset,yoffset,xvir,yvir);
1444                 #endif
1445
1446                 vir_width_bit = pixel_width * xvir;
1447                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1448                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1449
1450                 stride    = stride_32bit_1;//default rgb
1451                 fix->line_length = stride;
1452                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1453                 // x y mirror ,jump line
1454                 //reg_win_data->reg_area_data[i].y_offset = yoffset*stride+xoffset*pixel_width/8;
1455                 if (screen->y_mirror == 1) {
1456                         if (screen->interlace == 1) {
1457                                 reg_win_data->reg_area_data[i].y_offset =
1458                                         yoffset*stride*2 +
1459                                         ((reg_win_data->reg_area_data[i].yact-1)*2+1)*stride +
1460                                         xoffset*pixel_width/8;
1461                         } else {
1462                                 reg_win_data->reg_area_data[i].y_offset =
1463                                         yoffset*stride +
1464                                         (reg_win_data->reg_area_data[i].yact-1)*stride +
1465                                         xoffset*pixel_width/8;
1466                         }
1467                 } else {
1468                         if (screen->interlace == 1) {
1469                                 reg_win_data->reg_area_data[i].y_offset =
1470                                         yoffset*stride*2 + xoffset*pixel_width/8;
1471                         } else {
1472                                 reg_win_data->reg_area_data[i].y_offset =
1473                                         yoffset*stride + xoffset*pixel_width/8;
1474                         }
1475                 }
1476
1477         }
1478         switch (fb_data_fmt) {
1479         case YUV422:
1480         case YUV422_A:
1481                 is_pic_yuv = 1;
1482                 stride     = stride_32bit_1;
1483                 uv_stride  = stride_32bit_1>> 1 ;//
1484                 uv_x_off   = xoffset >> 1 ;//
1485                 uv_y_off   = yoffset;//0
1486                 fix->line_length = stride;
1487                 uv_y_act = win_par->area_par[0].yact>>1;
1488                 break;
1489         case YUV420://420sp
1490         case YUV420_A:
1491                 is_pic_yuv = 1;
1492                 stride     = stride_32bit_1;
1493                 uv_stride  = stride_32bit_1;
1494                 uv_x_off   = xoffset;
1495                 uv_y_off   = yoffset >> 1;
1496                 fix->line_length = stride;
1497                 uv_y_act = win_par->area_par[0].yact>>1;
1498                 break;
1499         case YUV444:
1500         case YUV444_A:
1501                 is_pic_yuv = 1;
1502                 stride     = stride_32bit_1;
1503                 uv_stride  = stride_32bit_2;
1504                 uv_x_off   = xoffset*2;
1505                 uv_y_off   = yoffset;
1506                 fix->line_length = stride<<2;
1507                 uv_y_act = win_par->area_par[0].yact;
1508                 break;
1509         default:
1510                 break;
1511         }
1512         if(is_pic_yuv == 1){
1513                 reg_win_data->reg_area_data[0].cbr_start =
1514                         reg_win_data->reg_area_data[0].smem_start + xvir*yvir;
1515                 reg_win_data->reg_area_data[0].uv_vir_stride =
1516                         uv_stride >> 2;
1517                 if(screen->y_mirror == 1){
1518                         if(screen->interlace == 1){
1519                                 reg_win_data->reg_area_data[0].c_offset =
1520                                                 uv_y_off*uv_stride*2 +
1521                                                 ((uv_y_act-1)*2+1)*uv_stride +
1522                                                 uv_x_off*pixel_width/8;
1523                         }else{
1524                                 reg_win_data->reg_area_data[0].c_offset =
1525                                                 uv_y_off*uv_stride +
1526                                                 (uv_y_act - 1)*uv_stride +
1527                                                 uv_x_off*pixel_width/8;
1528                         }
1529                 }else{
1530                         if(screen->interlace == 1){
1531                                 reg_win_data->reg_area_data[0].c_offset =
1532                                         uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
1533                         }else{
1534                                 reg_win_data->reg_area_data[0].c_offset =
1535                                         uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1536                         }
1537                 }
1538         }
1539         return 0;
1540 #ifdef USE_ION_MMU
1541 err_share_dma_buf:
1542         ion_free(rk_fb->ion_client, hdl);
1543         return -ENOMEM;
1544 #endif
1545 }
1546
1547 static int rk_fb_set_win_config(struct fb_info *info,
1548                 struct rk_fb_win_cfg_data *win_data)
1549 {
1550         //struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1551         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1552         struct rk_fb_reg_data *regs;
1553         struct rk_fb_reg_win_data *reg_win_data;
1554 #ifdef H_USE_FENCE
1555         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
1556         struct sync_fence *retire_fence;
1557         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
1558         struct sync_pt *retire_sync_pt;
1559         char fence_name[20];
1560 #endif
1561         int ret,i,j=0;
1562
1563         //mutex_lock(&dev_drv->output_lock);
1564         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
1565         if (!regs) {
1566                 printk("could not allocate rk_fb_reg_data\n");
1567                 ret = -ENOMEM;
1568                 return ret;
1569         }
1570
1571         /*regs->post_cfg.xpos = win_data->post_cfg.xpos;
1572         regs->post_cfg.ypos = win_data->post_cfg.ypos;
1573         regs->post_cfg.xsize = win_data->post_cfg.xsize;
1574         regs->post_cfg.ysize = win_data->post_cfg.xsize;*/
1575         for (i=0; i<dev_drv->lcdc_win_num; i++) {
1576                 if(win_data->win_par[i].win_id < dev_drv->lcdc_win_num){
1577                         rk_fb_set_win_buffer(info,&win_data->win_par[i],&regs->reg_win_data[j]);
1578                         if(regs->reg_win_data[j].area_num > 0){
1579                                 regs->win_num++;
1580                                 regs->buf_num += regs->reg_win_data[j].area_buf_num;
1581                         }
1582                         j++;
1583                 }else{
1584                         printk("error:win_id bigger than lcdc_win_num\n");
1585                         printk("i=%d,win_id=%d\n",i,win_data->win_par[i].win_id);
1586                 }
1587         }
1588         for(i=0; i<regs->win_num; i++){
1589                 reg_win_data = &regs->reg_win_data[i];
1590                 for(j=0;j<RK_WIN_MAX_AREA;j++){
1591                         if(reg_win_data->reg_area_data[j].acq_fence){
1592                                 printk("acq_fence wait!!!!!\n");
1593                                 rk_fd_fence_wait(dev_drv,
1594                                 reg_win_data->reg_area_data[j].acq_fence);
1595                         }
1596                 }
1597         }
1598
1599         mutex_lock(&dev_drv->output_lock);
1600         if(!(dev_drv->suspend_flag == 0)){
1601                 rk_fb_update_reg(dev_drv,regs);
1602                 printk("suspend_flag = 1\n");
1603                 goto err;
1604         }
1605         mutex_lock(&dev_drv->update_regs_list_lock);
1606         dev_drv->timeline_max++;
1607 #ifdef H_USE_FENCE
1608         for(i=0;i<RK_MAX_BUF_NUM;i++){
1609                 if(i<regs->buf_num){
1610                         sprintf(fence_name,"fence%d",i);
1611                         win_data->rel_fence_fd[i] =  get_unused_fd();
1612                         if (win_data->rel_fence_fd[i] < 0){
1613                                 printk("rel_fence_fd=%d\n",win_data->rel_fence_fd[i]);
1614                                 return -EFAULT;
1615                         }
1616                         release_sync_pt[i] = sw_sync_pt_create(dev_drv->timeline,
1617                                 dev_drv->timeline_max);
1618                         release_fence[i] = sync_fence_create(fence_name, release_sync_pt[i]);
1619                         sync_fence_install(release_fence[i], win_data->rel_fence_fd[i]);
1620                 }else{
1621                         win_data->rel_fence_fd[i] = -1;
1622                 }
1623         }
1624
1625         win_data->ret_fence_fd =  get_unused_fd();
1626         if (win_data->ret_fence_fd < 0){
1627                 printk("ret_fence_fd=%d\n",win_data->ret_fence_fd);
1628                 return -EFAULT;
1629         }
1630         retire_sync_pt = sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
1631         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
1632         sync_fence_install(retire_fence, win_data->ret_fence_fd);
1633 #else
1634         for(i=0;i<RK_MAX_BUF_NUM;i++){
1635                 win_data->rel_fence_fd[i] = -1;
1636         }
1637         win_data->ret_fence_fd = -1;
1638 #endif
1639         if(dev_drv->wait_fs == 0){
1640                 list_add_tail(&regs->list,&dev_drv->update_regs_list);
1641                 mutex_unlock(&dev_drv->update_regs_list_lock);
1642                 queue_kthread_work(&dev_drv->update_regs_worker,
1643                                 &dev_drv->update_regs_work);
1644         }else{
1645                 mutex_unlock(&dev_drv->update_regs_list_lock);
1646                 rk_fb_update_reg(dev_drv,regs);
1647         }
1648
1649 err:
1650         mutex_unlock(&dev_drv->output_lock);
1651         return ret;
1652 }
1653
1654 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
1655 {
1656         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1657         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1658         struct fb_fix_screeninfo *fix = &info->fix;
1659         int fb_id = 0, extend_win_id = 0;
1660         struct fb_info *extend_info = NULL;
1661         struct rk_lcdc_driver *extend_dev_drv = NULL;
1662         struct rk_lcdc_win *extend_win = NULL;
1663         struct rk_lcdc_win *win;
1664         int enable; /* enable fb:1 enable;0 disable*/
1665         int ovl;   /*overlay:0 win1 on the top of win0;1,win0 on the top of win1*/
1666         int num_buf; /*buffer_number*/
1667         int ret;
1668         struct rk_fb_win_cfg_data win_data;
1669         unsigned int dsp_addr[4];
1670         int list_stat;
1671
1672         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1673
1674         void __user *argp = (void __user *)arg;
1675         win = dev_drv->win[win_id];
1676         if (rk_fb->disp_mode == DUAL) {
1677                 fb_id = get_extend_fb_id(info);
1678                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1679                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1680                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1681                                                 extend_info->fix.id);
1682                 extend_win = extend_dev_drv->win[extend_win_id];
1683         }
1684
1685         switch (cmd) {
1686         case RK_FBIOSET_YUV_ADDR:
1687         {
1688                 u32 yuv_phy[2];
1689                 if (copy_from_user(yuv_phy, argp, 8))
1690                         return -EFAULT;
1691                 fix->smem_start = yuv_phy[0];
1692                 fix->mmio_start = yuv_phy[1];
1693                 break;
1694         }
1695         case RK_FBIOSET_ENABLE:
1696                 if (copy_from_user(&enable, argp, sizeof(enable)))
1697                         return -EFAULT;
1698                 dev_drv->ops->open(dev_drv, win_id, enable);
1699                 break;
1700         case RK_FBIOGET_ENABLE:
1701                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
1702                 if (copy_to_user(argp, &enable, sizeof(enable)))
1703                         return -EFAULT;
1704                 break;
1705         case RK_FBIOSET_OVERLAY_STATE:
1706                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
1707                         return -EFAULT;
1708                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
1709                 break;
1710         case RK_FBIOGET_OVERLAY_STATE:
1711                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
1712                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
1713                         return -EFAULT;
1714                 break;
1715         case RK_FBIOPUT_NUM_BUFFERS:
1716                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
1717                         return -EFAULT;
1718                 dev_drv->num_buf = num_buf;
1719                 break;
1720         case RK_FBIOSET_VSYNC_ENABLE:
1721                 if (copy_from_user(&enable, argp, sizeof(enable)))
1722                         return -EFAULT;
1723                 dev_drv->vsync_info.active = enable;
1724                 break;
1725
1726         case RK_FBIOGET_DSP_ADDR:
1727                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1728                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
1729                         return -EFAULT;
1730                 break;
1731         case RK_FBIOGET_LIST_STAT:
1732                 list_stat = rk_fb_get_list_stat(dev_drv);
1733                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
1734                         return -EFAULT;
1735
1736                 break;
1737
1738 #if defined(CONFIG_ION_ROCKCHIP)
1739         case RK_FBIOSET_DMABUF_FD:
1740         {
1741                 int usr_fd;
1742                 struct ion_handle *hdl;
1743                 ion_phys_addr_t phy_addr;
1744                 size_t len;
1745                 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
1746                         return -EFAULT;
1747                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
1748                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1749                 fix->smem_start = phy_addr;
1750                 break;
1751         }
1752         case RK_FBIOGET_DMABUF_FD:
1753         {
1754                 int fd = ion_share_dma_buf_fd(rk_fb->ion_client, win->area[0].ion_hdl);
1755                 if (fd < 0) {
1756                         dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
1757                         return fd;
1758                 }
1759                 if (copy_to_user(argp, &fd, sizeof(fd)))
1760                         return -EFAULT;
1761                 break;
1762         }
1763 #endif
1764         case RK_FBIOSET_CONFIG_DONE:
1765                 if(copy_from_user(&win_data,
1766                         (struct rk_fb_win_cfg_data __user *)argp,
1767                         sizeof(win_data))){
1768                         ret = -EFAULT;
1769                         break;
1770                 };
1771
1772                 dev_drv->wait_fs = win_data.wait_fs;
1773                 rk_fb_set_win_config(info,&win_data);
1774
1775                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
1776                          &win_data,
1777                         sizeof(win_data))) {
1778                         ret = -EFAULT;
1779                         break;
1780                 }
1781                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
1782                 break;
1783         default:
1784                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
1785                 break;
1786         }
1787
1788         return 0;
1789 }
1790
1791 static int rk_fb_blank(int blank_mode, struct fb_info *info)
1792 {
1793         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1794         struct fb_fix_screeninfo *fix = &info->fix;
1795         int win_id;
1796 #if defined(CONFIG_RK_HDMI)
1797         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1798 #endif
1799
1800         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
1801         if (win_id < 0)
1802                 return  -ENODEV;
1803 #if defined(CONFIG_RK_HDMI)
1804         if ((rk_fb->disp_mode == ONE_DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
1805                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
1806         } else
1807 #endif
1808         {
1809                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
1810         }
1811         return 0;
1812 }
1813
1814 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
1815 {
1816
1817         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
1818                 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
1819                 ((16 != var->bits_per_pixel) && (32 != var->bits_per_pixel))) {
1820                 dev_err(info->dev, "%s check var fail 1:\n"
1821                                 "xres_vir:%d>>yres_vir:%d\n"
1822                                 "xres:%d>>yres:%d\n"
1823                                 "bits_per_pixel:%d\n",
1824                                 info->fix.id,
1825                                 var->xres_virtual,
1826                                 var->yres_virtual,
1827                                 var->xres,
1828                                 var->yres,
1829                                 var->bits_per_pixel);
1830                 return -EINVAL;
1831         }
1832
1833         if (((var->xoffset+var->xres) > var->xres_virtual) ||
1834                 ((var->yoffset+var->yres) > (var->yres_virtual))) {
1835                 dev_err(info->dev, "%s check_var fail 2:\n"
1836                                 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
1837                                 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
1838                                 info->fix.id,
1839                                 var->xoffset,
1840                                 var->xres,
1841                                 var->xres_virtual,
1842                                 var->yoffset,
1843                                 var->yres,
1844                                 var->yres_virtual);
1845                 return -EINVAL;
1846         }
1847
1848         return 0;
1849 }
1850
1851 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
1852                            size_t count, loff_t *ppos)
1853 {
1854         unsigned long p = *ppos;
1855         u8 *buffer, *dst;
1856         u8 __iomem *src;
1857         int c, cnt = 0, err = 0;
1858         unsigned long total_size;
1859         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1860         struct rk_lcdc_win *win = NULL;
1861         int win_id = 0;
1862
1863         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1864         if (win_id < 0)
1865                 return  -ENODEV;
1866         else
1867                 win = dev_drv->win[win_id];
1868
1869         if (win->format == RGB565)
1870                 total_size = win->area[0].xact*win->area[0].yact<<1; /*only read the current frame buffer*/
1871         else
1872                 total_size = win->area[0].xact*win->area[0].yact<<2;
1873
1874
1875         if (p >= total_size)
1876                 return 0;
1877
1878         if (count >= total_size)
1879                 count = total_size;
1880
1881         if (count + p > total_size)
1882                 count = total_size - p;
1883
1884         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1885                          GFP_KERNEL);
1886         if (!buffer)
1887                 return -ENOMEM;
1888
1889         src = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1890
1891         while (count) {
1892                 c  = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1893                 dst = buffer;
1894                 fb_memcpy_fromfb(dst, src, c);
1895                 dst += c;
1896                 src += c;
1897
1898                 if (copy_to_user(buf, buffer, c)) {
1899                         err = -EFAULT;
1900                         break;
1901                 }
1902                 *ppos += c;
1903                 buf += c;
1904                 cnt += c;
1905                 count -= c;
1906         }
1907
1908         kfree(buffer);
1909
1910         return (err) ? err : cnt;
1911 }
1912
1913 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
1914                             size_t count, loff_t *ppos)
1915 {
1916         unsigned long p = *ppos;
1917         u8 *buffer, *src;
1918         u8 __iomem *dst;
1919         int c, cnt = 0, err = 0;
1920         unsigned long total_size;
1921         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1922         struct rk_lcdc_win *win = NULL;
1923         int win_id = 0;
1924
1925         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1926         if (win_id < 0)
1927                 return  -ENODEV;
1928         else
1929                 win = dev_drv->win[win_id];
1930
1931         if (win->format == RGB565)
1932                 total_size = win->area[0].xact*win->area[0].yact<<1; /*write the current frame buffer*/
1933         else
1934                 total_size = win->area[0].xact*win->area[0].yact<<2;
1935
1936         if (p > total_size)
1937                 return -EFBIG;
1938
1939         if (count > total_size) {
1940                 err = -EFBIG;
1941                 count = total_size;
1942         }
1943
1944         if (count + p > total_size) {
1945                 if (!err)
1946                         err = -ENOSPC;
1947
1948                 count = total_size - p;
1949         }
1950
1951         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1952                          GFP_KERNEL);
1953         if (!buffer)
1954                 return -ENOMEM;
1955
1956         dst = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1957
1958         while (count) {
1959                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1960                 src = buffer;
1961
1962                 if (copy_from_user(src, buf, c)) {
1963                         err = -EFAULT;
1964                         break;
1965                 }
1966
1967                 fb_memcpy_tofb(dst, src, c);
1968                 dst += c;
1969                 src += c;
1970                 *ppos += c;
1971                 buf += c;
1972                 cnt += c;
1973                 count -= c;
1974         }
1975
1976         kfree(buffer);
1977
1978         return (cnt) ? cnt : err;
1979
1980 }
1981
1982 static int rk_fb_set_par(struct fb_info *info)
1983 {
1984         struct fb_var_screeninfo *var = &info->var;
1985         struct fb_fix_screeninfo *fix = &info->fix;
1986         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1987         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1988         int fb_id, extend_win_id = 0;
1989         struct fb_info *extend_info = NULL;
1990         struct rk_lcdc_driver *extend_dev_drv = NULL;
1991         struct rk_lcdc_win *extend_win = NULL;
1992         struct rk_lcdc_win *win = NULL;
1993         struct rk_screen *screen = dev_drv->cur_screen;
1994         int win_id = 0;
1995         u32 cblen = 0, crlen = 0;
1996         u16 xsize = 0, ysize = 0;                 /*winx display window height/width --->LCDC_WINx_DSP_INFO*/
1997         u32 xoffset = var->xoffset;             /* offset from virtual to visible*/
1998         u32 yoffset = var->yoffset;
1999         u16 xpos = (var->nonstd>>8) & 0xfff;   /*visiable pos in panel*/
2000         u16 ypos = (var->nonstd>>20) & 0xfff;
2001         u32 xvir = var->xres_virtual;
2002         u32 yvir = var->yres_virtual;
2003         u8  data_format = var->nonstd&0xff;
2004         u8  fb_data_fmt;
2005         u8  pixel_width;
2006         u32 vir_width_bit;
2007         u32 stride,uv_stride;
2008         u32 stride_32bit_1;
2009         u32 stride_32bit_2;
2010         u16 uv_x_off,uv_y_off,uv_y_act;
2011         u8  is_pic_yuv=0;
2012
2013         var->pixclock = dev_drv->pixclock;
2014         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2015         if (win_id < 0)
2016                 return  -ENODEV;
2017         else
2018                 win = dev_drv->win[win_id];
2019         if (rk_fb->disp_mode == DUAL) {
2020                 fb_id = get_extend_fb_id(info);
2021                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
2022                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
2023                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2024                                         extend_info->fix.id);
2025                 extend_win = extend_dev_drv->win[extend_win_id];
2026         }
2027         if (var->grayscale>>8) { /*if the application has specific the horizontal and vertical display size*/
2028                 xsize = (var->grayscale>>8) & 0xfff;
2029                 ysize = (var->grayscale>>20) & 0xfff;
2030         } else  { /*ohterwise  full  screen display*/
2031                 xsize = screen->mode.xres;
2032                 ysize = screen->mode.yres;
2033         }
2034
2035 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
2036 /*save winameter set by android*/
2037 if (rk_fb->disp_mode != DUAL) {
2038         if (screen->screen_id == 0) {
2039
2040                 dev_drv->screen0->xsize = xsize;
2041                 dev_drv->screen0->ysize = ysize;
2042                 dev_drv->screen0->xpos  = xpos;
2043                 dev_drv->screen0->ypos = ypos;
2044         } else {
2045                 xsize = dev_drv->screen1->xsize;
2046                 ysize = dev_drv->screen1->ysize;
2047                 xpos = dev_drv->screen1->xpos;
2048                 ypos = dev_drv->screen1->ypos;
2049         }
2050 }
2051
2052         fb_data_fmt = rk_fb_data_fmt(data_format,var->bits_per_pixel);
2053         pixel_width = rk_fb_pixel_width(fb_data_fmt);
2054         if((fb_data_fmt == YUV420_A)||(fb_data_fmt == YUV422_A)||(fb_data_fmt == YUV444_A)){
2055                 vir_width_bit = xvir * 8;
2056                 stride_32bit_1 = xvir;
2057                 stride_32bit_2 = xvir*2;
2058         }else{
2059                 vir_width_bit = pixel_width * xvir;
2060                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2061                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2062         }
2063         stride    = stride_32bit_1;//default rgb
2064         fix->line_length = stride;
2065         switch (fb_data_fmt){
2066         case YUV422:
2067         case YUV422_A:
2068                 is_pic_yuv = 1;
2069                 stride     = stride_32bit_1;
2070                 uv_stride  = stride_32bit_1>> 1 ;//
2071                 uv_x_off   = xoffset >> 1 ;//
2072                 uv_y_off   = yoffset;//0
2073                 fix->line_length = stride;
2074                 cblen = crlen = (xvir*yvir)>>1;
2075                 uv_y_act = win->area[0].yact>>1;
2076                 break;
2077         case YUV420://420sp
2078         case YUV420_A:
2079                 is_pic_yuv = 1;
2080                 stride     = stride_32bit_1;
2081                 uv_stride  = stride_32bit_1;
2082                 uv_x_off   = xoffset;
2083                 uv_y_off   = yoffset >> 1;
2084                 fix->line_length = stride;
2085                 cblen = crlen = (xvir*yvir)>>2;
2086                 uv_y_act = win->area[0].yact>>1;
2087                 break;
2088         case YUV444:
2089         case YUV444_A:
2090                 is_pic_yuv = 1;
2091                 stride     = stride_32bit_1;
2092                 uv_stride  = stride_32bit_2;
2093                 uv_x_off   = xoffset*2;
2094                 uv_y_off   = yoffset;
2095                 fix->line_length = stride<<2;
2096                 cblen = crlen = (xvir*yvir);
2097                 uv_y_act = win->area[0].yact;
2098                 break;
2099         default:
2100                 break;
2101         }
2102
2103         // x y mirror ,jump line
2104         if (screen->y_mirror == 1) {
2105                 if (screen->interlace == 1) {
2106                         win->area[0].y_offset = yoffset*stride*2 +
2107                                                         ((win->area[0].yact-1)*2+1)*stride +
2108                                                         xoffset*pixel_width/8;
2109                 } else {
2110                         win->area[0].y_offset = yoffset*stride +
2111                                                         (win->area[0].yact-1)*stride +
2112                                                         xoffset*pixel_width/8;
2113                 }
2114         }else{
2115                 if (screen->interlace == 1) {
2116                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
2117                 } else {
2118                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
2119                 }
2120         }
2121         if (is_pic_yuv == 1) {
2122                 if (screen->y_mirror == 1) {
2123                         if (screen->interlace == 1) {
2124                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
2125                                                                 ((uv_y_act-1)*2+1)*uv_stride +
2126                                                                 uv_x_off*pixel_width/8;
2127                         } else {
2128                                 win->area[0].c_offset = uv_y_off*uv_stride +
2129                                                                 (uv_y_act - 1)*uv_stride +
2130                                                                 uv_x_off*pixel_width/8;
2131                         }
2132                 } else {
2133                         if (screen->interlace == 1) {
2134                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
2135                         } else {
2136                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
2137                         }
2138                 }
2139         }
2140
2141         win->format = fb_data_fmt;
2142         win->area[0].y_vir_stride = stride>>2;
2143         win->area[0].uv_vir_stride = uv_stride>>2;
2144         win->area[0].xpos = xpos;
2145         win->area[0].ypos = ypos;
2146         win->area[0].xsize = xsize;
2147         win->area[0].ysize = ysize;
2148
2149         win->area[0].smem_start = fix->smem_start;
2150         win->area[0].cbr_start = fix->smem_start+stride*yvir;//fix->mmio_start;
2151         win->area[0].xact = var->xres;              /*winx active window height,is a wint of vir*/
2152         win->area[0].yact = var->yres;
2153         win->area[0].xvir =  var->xres_virtual;    /*virtual resolution  stride --->LCDC_WINx_VIR*/
2154         win->area[0].yvir =  var->yres_virtual;
2155         win->state=1;
2156         win->area[0].state=1;
2157         win->area_num = 1;
2158         win->alpha_mode = 4;//AB_SRC_OVER;
2159         win->alpha_en = ((win->format == ARGB888)||(win->format == ABGR888)) ? 1 : 0;
2160         win->g_alpha_val = 0;
2161
2162         if (rk_fb->disp_mode == DUAL) {
2163                 if (extend_win->state && (hdmi_switch_complete)) {
2164                         if (info != extend_info) {
2165                                 if (win->area[0].xact < win->area[0].yact) {
2166                                         //extend_win->xact = win->area[0].yact;
2167                                         extend_win->area[0].xact = win->area[0].yact;
2168                                         extend_win->area[0].yact = win->area[0].xact;
2169                                         extend_win->area[0].xvir = win->area[0].yact;
2170                                         extend_info->var.xres = var->yres;
2171                                         extend_info->var.yres = var->xres;
2172                                         extend_info->var.xres_virtual = var->yres;
2173                                 } else {
2174                                         extend_win->area[0].xact = win->area[0].xact;
2175                                         extend_win->area[0].yact = win->area[0].yact;
2176                                         extend_win->area[0].xvir = win->area[0].xvir;
2177                                         extend_info->var.xres = var->xres;
2178                                         extend_info->var.yres = var->yres;
2179                                         extend_info->var.xres_virtual = var->xres_virtual;
2180                                 }
2181                                 extend_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
2182                                 extend_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
2183                                 if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
2184                                         extend_win->area[0].xsize = (extend_dev_drv->cur_screen->xsize * win->area[0].xsize) / screen->mode.xres;
2185                                         extend_win->area[0].ysize = (extend_dev_drv->cur_screen->ysize * win->area[0].ysize) / screen->mode.yres;
2186                                         extend_win->area[0].xpos = ((extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1)
2187                                                                         + extend_dev_drv->cur_screen->xsize * win->area[0].xpos / screen->mode.xres;
2188                                         extend_win->area[0].ypos = ((extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1)
2189                                                                         + extend_dev_drv->cur_screen->ysize * win->area[0].ypos / screen->mode.yres;
2190                                 }
2191                                 else {  //the display image of the primary screen is full screen size
2192                                         extend_win->area[0].xpos = (extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1;
2193                                         extend_win->area[0].ypos = (extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1;
2194                                         extend_win->area[0].xsize = extend_dev_drv->cur_screen->xsize;
2195                                         extend_win->area[0].ysize = extend_dev_drv->cur_screen->ysize;
2196                                 }
2197                         #if !defined(CONFIG_FB_ROTATE) && defined(CONFIG_THREE_FB_BUFFER)
2198                                 extend_win->area[0].smem_start = win->area[0].smem_start;
2199                                 extend_win->area[0].cbr_start = win->area[0].cbr_start;
2200                         #endif
2201                                 extend_win->state = 1;
2202                                 extend_win->area[0].state = 1;
2203                                 extend_win->area_num = 1;
2204                                 extend_win->alpha_en = 0;
2205                                 extend_win->format = win->format;
2206                                 extend_info->var.nonstd &= 0xffffff00;
2207                                 extend_info->var.nonstd |= data_format;
2208                                 extend_dev_drv->ops->set_par(extend_dev_drv, extend_win_id);
2209                         }
2210                 }
2211         }
2212         dev_drv->ops->set_par(dev_drv, win_id);
2213
2214         return 0;
2215 }
2216
2217 static inline unsigned int chan_to_field(unsigned int chan,
2218                                          struct fb_bitfield *bf)
2219 {
2220         chan &= 0xffff;
2221         chan >>= 16 - bf->length;
2222         return chan << bf->offset;
2223 }
2224
2225 static int fb_setcolreg(unsigned regno,
2226                                unsigned red, unsigned green, unsigned blue,
2227                                unsigned transp, struct fb_info *info)
2228 {
2229         unsigned int val;
2230
2231         switch (info->fix.visual) {
2232         case FB_VISUAL_TRUECOLOR:
2233                 /* true-colour, use pseudo-palette */
2234                 if (regno < 16) {
2235                         u32 *pal = info->pseudo_palette;
2236                         val  = chan_to_field(red,   &info->var.red);
2237                         val |= chan_to_field(green, &info->var.green);
2238                         val |= chan_to_field(blue,  &info->var.blue);
2239                         pal[regno] = val;
2240                 }
2241                 break;
2242         default:
2243                 return -1;      /* unknown type */
2244         }
2245
2246         return 0;
2247 }
2248
2249 static struct fb_ops fb_ops = {
2250         .owner          = THIS_MODULE,
2251         .fb_open        = rk_fb_open,
2252         .fb_release     = rk_fb_close,
2253         .fb_check_var   = rk_fb_check_var,
2254         .fb_set_par     = rk_fb_set_par,
2255         .fb_blank       = rk_fb_blank,
2256         .fb_ioctl       = rk_fb_ioctl,
2257         .fb_pan_display = rk_fb_pan_display,
2258         .fb_read        = rk_fb_read,
2259         .fb_write       = rk_fb_write,
2260         .fb_setcolreg   = fb_setcolreg,
2261         .fb_fillrect    = cfb_fillrect,
2262         .fb_copyarea    = cfb_copyarea,
2263         .fb_imageblit   = cfb_imageblit,
2264 };
2265
2266
2267
2268 static struct fb_var_screeninfo def_var = {
2269 #if defined(CONFIG_LOGO_LINUX_BMP)
2270         .red            = {16, 8, 0},
2271         .green          = {8, 8, 0},
2272         .blue           = {0, 8, 0},
2273         .transp         = {0, 0, 0},
2274         .nonstd         = HAL_PIXEL_FORMAT_BGRA_8888,
2275 #else
2276         .red            = {11, 5, 0},
2277         .green          = {5, 6, 0},
2278         .blue           = {0, 5, 0},
2279         .transp         = {0, 0, 0},
2280         .nonstd         = HAL_PIXEL_FORMAT_RGB_565,   /*(ypos<<20+xpos<<8+format) format*/
2281 #endif
2282         .grayscale      = 0,  /*(ysize<<20+xsize<<8)*/
2283         .activate       = FB_ACTIVATE_NOW,
2284         .accel_flags    = 0,
2285         .vmode          = FB_VMODE_NONINTERLACED,
2286 };
2287
2288 static struct fb_fix_screeninfo def_fix = {
2289         .type            = FB_TYPE_PACKED_PIXELS,
2290         .type_aux        = 0,
2291         .xpanstep        = 1,
2292         .ypanstep        = 1,
2293         .ywrapstep       = 0,
2294         .accel           = FB_ACCEL_NONE,
2295         .visual          = FB_VISUAL_TRUECOLOR,
2296
2297 };
2298
2299
2300 static int rk_fb_wait_for_vsync_thread(void *data)
2301 {
2302         struct rk_lcdc_driver  *dev_drv = data;
2303         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2304         struct fb_info *fbi = rk_fb->fb[0];
2305
2306         while (!kthread_should_stop()) {
2307                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2308                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2309                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2310                         (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
2311
2312                 if (!ret)
2313                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
2314         }
2315
2316         return 0;
2317 }
2318
2319 static ssize_t rk_fb_vsync_show(struct device *dev,
2320                 struct device_attribute *attr, char *buf)
2321 {
2322         struct fb_info *fbi = dev_get_drvdata(dev);
2323         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2324         return scnprintf(buf, PAGE_SIZE, "%llu\n",
2325                         ktime_to_ns(dev_drv->vsync_info.timestamp));
2326 }
2327
2328 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
2329
2330
2331 /*****************************************************************
2332 this two function is for other module that in the kernel which
2333 need show image directly through fb
2334 fb_id:we have 4 fb here,default we use fb0 for ui display
2335 *******************************************************************/
2336 struct fb_info *rk_get_fb(int fb_id)
2337 {
2338         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2339         struct fb_info *fb = inf->fb[fb_id];
2340         return fb;
2341 }
2342 EXPORT_SYMBOL(rk_get_fb);
2343
2344 void rk_direct_fb_show(struct fb_info *fbi)
2345 {
2346         rk_fb_set_par(fbi);
2347         rk_fb_pan_display(&fbi->var, fbi);
2348 }
2349 EXPORT_SYMBOL(rk_direct_fb_show);
2350
2351
2352 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
2353                                         struct fb_var_screeninfo *hdmi_var)
2354 {
2355         if (pmy_var->xres < pmy_var->yres) {  /*vertical  lcd screen*/
2356                 hdmi_var->xres = pmy_var->yres;
2357                 hdmi_var->yres = pmy_var->xres;
2358                 hdmi_var->xres_virtual = pmy_var->yres;
2359         } else {
2360                 hdmi_var->xres = pmy_var->xres;
2361                 hdmi_var->yres = pmy_var->yres;
2362                 hdmi_var->xres_virtual = pmy_var->xres_virtual;
2363         }
2364
2365         return 0;
2366
2367 }
2368 int rk_fb_dpi_open(bool open)
2369 {
2370         struct rk_lcdc_driver *dev_drv = NULL;
2371         dev_drv = rk_get_prmry_lcdc_drv();
2372         dev_drv->ops->dpi_open(dev_drv, open);
2373
2374         return 0;
2375 }
2376 int rk_fb_dpi_win_sel(int win_id)
2377 {
2378         struct rk_lcdc_driver *dev_drv = NULL;
2379         dev_drv = rk_get_prmry_lcdc_drv();
2380         dev_drv->ops->dpi_win_sel(dev_drv, win_id);
2381
2382         return 0;
2383 }
2384 int rk_fb_dpi_status(void)
2385 {
2386         int ret;
2387         struct rk_lcdc_driver *dev_drv = NULL;
2388         dev_drv = rk_get_prmry_lcdc_drv();
2389         ret = dev_drv->ops->dpi_status(dev_drv);
2390
2391         return ret;
2392 }
2393
2394 /******************************************
2395 *function:this function will be called by hdmi,when
2396 *             hdmi plug in/out
2397 *screen: the screen attached to hdmi
2398 *enable: 1,hdmi plug in,0,hdmi plug out
2399 *lcdc_id: the lcdc id the hdmi attached ,0 or 1
2400 ******************************************/
2401 int rk_fb_switch_screen(struct rk_screen *screen , int enable, int lcdc_id)
2402 {
2403         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
2404         struct fb_info *info = NULL;
2405         struct rk_lcdc_driver *dev_drv = NULL;
2406         struct fb_var_screeninfo *hdmi_var    = NULL;
2407         struct fb_var_screeninfo *pmy_var = NULL;      /*var for primary screen*/
2408         struct fb_info *pmy_info = NULL;
2409         struct fb_fix_screeninfo *pmy_fix = NULL;
2410         int i;
2411         struct fb_fix_screeninfo *hdmi_fix    = NULL;
2412         char name[6];
2413         int ret;
2414         int win_id;
2415
2416         //if (rk_fb->disp_mode != DUAL)
2417         //      rk29_backlight_set(0);
2418
2419         sprintf(name, "lcdc%d", lcdc_id);
2420
2421         if (rk_fb->disp_mode != DUAL) {
2422                 dev_drv = rk_fb->lcdc_dev_drv[0];
2423         } else {
2424
2425                 for (i = 0; i < rk_fb->num_lcdc; i++) {
2426                         if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
2427                                 dev_drv = rk_fb->lcdc_dev_drv[i];
2428                                 break;
2429                         }
2430                 }
2431
2432                 if (i == rk_fb->num_lcdc) {
2433                         printk(KERN_ERR "%s driver not found!", name);
2434                         return -ENODEV;
2435                 }
2436         }
2437         printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from", dev_drv->id);
2438
2439         if (rk_fb->num_lcdc == 1)
2440                 info = rk_fb->fb[0];
2441         else if (rk_fb->num_lcdc == 2)
2442                 info = rk_fb->fb[dev_drv->lcdc_win_num]; /*the main fb of lcdc1*/
2443
2444         if (dev_drv->screen1) { /*device like rk2928 ,have only one lcdc but two outputs*/
2445                 if (enable) {
2446                         memcpy(dev_drv->screen1, screen, sizeof(struct rk_screen));
2447                         dev_drv->screen1->lcdc_id = 0; /*connect screen1 to output interface 0*/
2448                         dev_drv->screen1->screen_id = 1;
2449                         dev_drv->screen0->lcdc_id = 1; /*connect screen0 to output interface 1*/
2450                         dev_drv->cur_screen = dev_drv->screen1;
2451                         dev_drv->screen0->ext_screen = dev_drv->screen1;
2452                         if (dev_drv->screen0->sscreen_get) {
2453                                 dev_drv->screen0->sscreen_get(dev_drv->screen0,
2454                                         dev_drv->cur_screen->hdmi_resolution);
2455                         }
2456
2457
2458                 } else {
2459                         dev_drv->screen1->lcdc_id = 1; /*connect screen1 to output interface 1*/
2460                         dev_drv->screen0->lcdc_id = 0; /*connect screen0 to output interface 0*/
2461                         dev_drv->cur_screen = dev_drv->screen0;
2462                         dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
2463                                         dev_drv->screen_ctr_info->lcd_info);
2464                 }
2465         } else{
2466                 if (enable)
2467                         memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
2468         }
2469
2470
2471         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2472
2473         if (!enable && !dev_drv->screen1) { /*only double lcdc device need to close*/
2474                 if (dev_drv->win[win_id]->state)
2475                         dev_drv->ops->open(dev_drv, win_id, enable); /*disable the win which attached to this fb*/
2476                 hdmi_switch_complete = 0;
2477
2478                 return 0;
2479         }
2480
2481         hdmi_var = &info->var;
2482         hdmi_fix = &info->fix;
2483         if (rk_fb->disp_mode  == DUAL) {
2484                 if (likely(rk_fb->num_lcdc == 2)) {
2485                         pmy_var = &rk_fb->fb[0]->var;
2486                         pmy_fix = &rk_fb->fb[0]->fix;
2487                         set_xact_yact_for_hdmi(pmy_var, hdmi_var);
2488                         hdmi_var->nonstd &= 0xffffff00;
2489                         hdmi_var->nonstd |= (pmy_var->nonstd & 0xff); /*use the same format as primary screen*/
2490                 } else {
2491                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2492                 }
2493         }
2494         hdmi_var->grayscale &= 0xff;
2495         hdmi_var->grayscale |= (dev_drv->cur_screen->mode.xres<<8) + (dev_drv->cur_screen->mode.yres<<20);
2496         if (dev_drv->screen1) { /*device like rk2928,whic have one lcdc but two outputs*/
2497         /*      info->var.nonstd &= 0xff;
2498                 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
2499                 info->var.grayscale &= 0xff;
2500                 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);*/
2501                 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
2502                 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
2503                 dev_drv->screen1->xpos = 0;
2504                 dev_drv->screen1->ypos = 0;
2505         }
2506
2507         ret = info->fbops->fb_open(info, 1);
2508         dev_drv->ops->load_screen(dev_drv, 1);
2509         ret = info->fbops->fb_set_par(info);
2510         if (dev_drv->ops->lcdc_hdmi_process)
2511                 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
2512
2513         hdmi_switch_complete = enable;
2514
2515         if (rk_fb->disp_mode == DUAL) {
2516                 if (likely(rk_fb->num_lcdc == 2)) {
2517                         pmy_info = rk_fb->fb[0];
2518                         pmy_info->fbops->fb_pan_display(pmy_var, pmy_info);
2519                 } else {
2520                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2521                 }
2522         } else {
2523                 info->fbops->fb_pan_display(hdmi_var, info);
2524         }
2525         //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2526         if (dev_drv->screen1) {
2527                 if (dev_drv->screen0->sscreen_set) {
2528                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
2529                         msleep(100);
2530                         dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
2531                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
2532                 }
2533         }
2534
2535         //if (rk_fb->disp_mode != DUAL)
2536         //      rk29_backlight_set(1);
2537         return 0;
2538
2539 }
2540
2541
2542
2543
2544 /******************************************
2545 function:this function current only called by hdmi for
2546         scale the display
2547 scale_x: scale rate of x resolution
2548 scale_y: scale rate of y resolution
2549 lcdc_id: the lcdc id the hdmi attached ,0 or 1
2550 ******************************************/
2551
2552 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
2553 {
2554         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2555         struct fb_info *info = NULL;
2556         struct fb_var_screeninfo *var = NULL;
2557         struct rk_lcdc_driver *dev_drv = NULL;
2558         u16 screen_x, screen_y;
2559         u16 xpos, ypos;
2560         //u16 xsize, ysize;
2561         char name[6];
2562         int i = 0;
2563         sprintf(name, "lcdc%d", lcdc_id);
2564
2565 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
2566         dev_drv = inf->lcdc_dev_drv[0];
2567 #else
2568         for (i = 0; i < inf->num_lcdc; i++) {
2569                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
2570                         dev_drv = inf->lcdc_dev_drv[i];
2571                         break;
2572                 }
2573         }
2574
2575         if (i == inf->num_lcdc) {
2576                 printk(KERN_ERR "%s driver not found!", name);
2577                 return -ENODEV;
2578
2579         }
2580 #endif
2581         if (inf->num_lcdc == 1)
2582                 info = inf->fb[0];
2583         else if (inf->num_lcdc == 2)
2584                 info = inf->fb[dev_drv->lcdc_win_num];
2585
2586         var = &info->var;
2587         screen_x = dev_drv->cur_screen->mode.xres;
2588         screen_y = dev_drv->cur_screen->mode.yres;
2589
2590 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
2591         if (dev_drv->cur_screen->screen_id == 1) {
2592                 dev_drv->cur_screen->xpos = (screen_x-screen_x*scale_x/100)>>1;
2593                 dev_drv->cur_screen->ypos = (screen_y-screen_y*scale_y/100)>>1;
2594                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2595                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2596         } else
2597 #endif
2598         {
2599                 xpos = (screen_x-screen_x*scale_x/100)>>1;
2600                 ypos = (screen_y-screen_y*scale_y/100)>>1;
2601                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2602                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2603                 var->nonstd &= 0xff;
2604                 var->nonstd |= (xpos<<8) + (ypos<<20);
2605                 var->grayscale &= 0xff;
2606                 var->grayscale |= (dev_drv->cur_screen->xsize<<8) + (dev_drv->cur_screen->ysize<<20);
2607         }
2608
2609         info->fbops->fb_set_par(info);
2610         //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2611         dev_drv->ops->cfg_done(dev_drv);
2612         return 0;
2613
2614
2615 }
2616
2617 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
2618 {
2619         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2620         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2621         struct rk_lcdc_win *win = NULL;
2622         int win_id;
2623         int ret = 0;
2624         unsigned long fb_mem_size;
2625 #if defined(CONFIG_ION_ROCKCHIP)
2626         struct ion_handle *handle;
2627         ion_phys_addr_t phy_addr;
2628 #ifdef  USE_ION_MMU
2629         struct dma_buf *buf;
2630 #else
2631         size_t len;
2632 #endif
2633 #endif
2634         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2635         if (win_id < 0)
2636                 return  -ENODEV;
2637         else
2638                 win = dev_drv->win[win_id];
2639
2640         if (!strcmp(fbi->fix.id, "fb0")) {
2641                 fb_mem_size = 3 * (fbi->var.xres * fbi->var.yres) << 2;
2642                 fb_mem_size = ALIGN(fb_mem_size, SZ_1M);
2643 #if defined(CONFIG_ION_ROCKCHIP)
2644                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0, ION_HEAP(ION_CMA_HEAP_ID), 0);
2645                 if (IS_ERR(handle)) {
2646                         dev_err(fbi->device, "failed to ion_alloc:%ld\n",PTR_ERR(handle));
2647                         return -ENOMEM;
2648                 }
2649                 win->area[0].ion_hdl = handle;
2650                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
2651 #ifndef USE_ION_MMU
2652                         ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2653                         fbi->fix.smem_start = phy_addr;
2654                         fbi->fix.smem_len = len;
2655                         printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n",phy_addr);
2656 #else
2657                         buf = ion_share_dma_buf(rk_fb->ion_client, handle);
2658                         if (IS_ERR_OR_NULL(buf)) {
2659                                 dev_err(fbi->device, "ion_share_dma_buf() failed\n");
2660                                 goto err_share_dma_buf;
2661                         }
2662                         rk_fb_map_ion_handle(fbi,&dev_drv->reg_area_data,handle,buf);
2663                         fbi->fix.smem_start = dev_drv->reg_area_data.dma_addr;
2664                         fbi->fix.smem_len = buf->size;
2665                         printk(KERN_INFO "alloc_buffer:kernel_vir_addr=0x%x,mmu_vir_addr=0x%x,len=0x%x\n",
2666                                                         fbi->screen_base,fbi->fix.smem_start,fbi->fix.smem_len);
2667 #endif
2668
2669 #else
2670                 dma_addr_t fb_mem_phys;
2671                 void *fb_mem_virt;
2672                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
2673                                         &fb_mem_phys,GFP_KERNEL);
2674                 if (!fb_mem_virt) {
2675                         pr_err("%s: Failed to allocate framebuffer\n", __func__);
2676                         return -ENOMEM;
2677                 }
2678                 fbi->fix.smem_len = fb_mem_size;
2679                 fbi->fix.smem_start = fb_mem_phys;
2680                 fbi->screen_base = fb_mem_virt;
2681 #endif
2682                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2683                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2684                 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2685         } else {
2686 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
2687                 res = platform_get_resource_byname(fb_pdev,
2688                         IORESOURCE_MEM, "fb2 buf");
2689                 if (res == NULL) {
2690                         dev_err(&fb_pdev->dev, "failed to get win0 memory \n");
2691                         ret = -ENOENT;
2692                 }
2693                 fbi->fix.smem_start = res->start;
2694                 fbi->fix.smem_len = res->end - res->start + 1;
2695                 mem = request_mem_region(res->start, resource_size(res),
2696                         fb_pdev->name);
2697                 fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
2698                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2699 #else    /*three buffer no need to copy*/
2700                 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
2701                 fbi->fix.smem_len   = rk_fb->fb[0]->fix.smem_len;
2702                 fbi->screen_base    = rk_fb->fb[0]->screen_base;
2703 #endif
2704                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2705                         fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2706         }
2707
2708         fbi->screen_size = fbi->fix.smem_len;
2709         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2710         if (win_id >= 0) {
2711                 win = dev_drv->win[win_id];
2712                 win->reserved = fbi->fix.smem_start;
2713         }
2714
2715         return ret;
2716 #ifdef USE_ION_MMU
2717 err_share_dma_buf:
2718         ion_free(rk_fb->ion_client, handle);
2719         return -ENOMEM;
2720 #endif
2721 }
2722
2723 static int rk_release_fb_buffer(struct fb_info *fbi)
2724 {
2725         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))  /*buffer for fb1 and fb3 are alloc by android*/
2726                 return 0;
2727         iounmap(fbi->screen_base);
2728         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
2729         return 0;
2730
2731 }
2732 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv, struct rk_lcdc_win *def_win)
2733 {
2734         int i;
2735         int lcdc_win_num = dev_drv->lcdc_win_num;
2736         for (i = 0; i < lcdc_win_num; i++) {
2737                 struct rk_lcdc_win *win = NULL;
2738                 win =  kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
2739                 if (!win) {
2740                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
2741                         return   -ENOMEM;
2742                 }
2743
2744                 strcpy(win->name, def_win[i].name);
2745                 win->id = def_win[i].id;
2746                 win->support_3d = def_win[i].support_3d;
2747                 dev_drv->win[i] = win;
2748         }
2749
2750         return 0;
2751 }
2752
2753
2754 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
2755                                         struct rk_lcdc_win *def_win, int index)
2756 {
2757         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
2758         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
2759                                 sizeof(struct rk_screen), GFP_KERNEL);
2760         if (!screen) {
2761                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
2762                                         dev_drv->id);
2763                 return -ENOMEM;
2764         }
2765
2766         screen->screen_id = 0;
2767         screen->lcdc_id = dev_drv->id;
2768         dev_drv->screen0 = screen;
2769         dev_drv->cur_screen = screen;
2770         /* devie use one lcdc + rk61x scaler for dual display*/
2771         if (rk_fb->disp_mode == ONE_DUAL) {
2772                 struct rk_screen *screen1 = devm_kzalloc(dev_drv->dev,
2773                                                 sizeof(struct rk_screen), GFP_KERNEL);
2774                 if (screen1) {
2775                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
2776                                                 dev_drv->id);
2777                         return -ENOMEM;
2778                 }
2779                 screen1->screen_id = 1;
2780                 screen1->lcdc_id = 1;
2781                 dev_drv->screen1 = screen1;
2782         }
2783         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
2784         init_lcdc_win(dev_drv, def_win);
2785         init_completion(&dev_drv->frame_done);
2786         spin_lock_init(&dev_drv->cpl_lock);
2787         mutex_init(&dev_drv->fb_win_id_mutex);
2788         dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
2789         dev_drv->first_frame = 1;
2790         rk_disp_pwr_ctr_parse_dt(dev_drv);
2791         if (dev_drv->prop == PRMRY) {
2792                 rk_fb_set_prmry_screen(screen);
2793                 rk_fb_get_prmry_screen(screen);
2794         }
2795         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
2796
2797         return 0;
2798 }
2799
2800 #ifdef CONFIG_LOGO_LINUX_BMP
2801 static struct linux_logo *bmp_logo;
2802 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
2803 {
2804         bmp_logo = fb_find_logo(24);
2805         if (bmp_logo == NULL) {
2806                 printk(KERN_INFO "%s error\n", __func__);
2807                 return 0;
2808         }
2809         return 1;
2810 }
2811
2812 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
2813 {
2814         unsigned char *src = bmp_logo->data;
2815         unsigned char *dst = info->screen_base;
2816         int i;
2817         unsigned int Needwidth = (*(src-24)<<8) | (*(src-23));
2818         unsigned int Needheight = (*(src-22)<<8) | (*(src-21));
2819
2820         for (i = 0; i < Needheight; i++)
2821                 memcpy(dst+info->var.xres*i*4,
2822                         src+bmp_logo->width*i*4, Needwidth*4);
2823
2824 }
2825 #endif
2826
2827 /********************************
2828 *check if the primary lcdc has registerd,
2829 the primary lcdc mas register first
2830 *********************************/
2831 bool is_prmry_rk_lcdc_registered(void)
2832 {
2833         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2834         if (rk_fb->lcdc_dev_drv[0])
2835                 return  true;
2836         else
2837                 return false;
2838
2839
2840 }
2841 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
2842                                 struct rk_lcdc_win *win, int id)
2843 {
2844         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2845         struct fb_info *fbi;
2846         int i = 0, ret = 0, index = 0;
2847         #ifdef USE_ION_MMU
2848                 struct device *mmu_dev = NULL;
2849         #endif
2850         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
2851                 return -ENXIO;
2852
2853         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
2854                 if (!rk_fb->lcdc_dev_drv[i]) {
2855                         rk_fb->lcdc_dev_drv[i] = dev_drv;
2856                         rk_fb->lcdc_dev_drv[i]->id = id;
2857                         rk_fb->num_lcdc++;
2858                         break;
2859                 }
2860         }
2861
2862         index = i;
2863         init_lcdc_device_driver(rk_fb, win, index);
2864         dev_drv->fb_index_base = rk_fb->num_fb;
2865         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2866                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
2867                 if (!fbi) {
2868                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
2869                         ret = -ENOMEM;
2870                 }
2871                 fbi->par = dev_drv;
2872                 fbi->var = def_var;
2873                 fbi->fix = def_fix;
2874                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
2875                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
2876                 fbi->var.grayscale |= (fbi->var.xres<<8) + (fbi->var.yres<<20);
2877 #if defined(CONFIG_LOGO_LINUX_BMP)
2878                 fbi->var.bits_per_pixel = 32;
2879 #else
2880                 fbi->var.bits_per_pixel = 16;
2881 #endif
2882                 fbi->fix.line_length  = (fbi->var.xres)*(fbi->var.bits_per_pixel>>3);
2883                 fbi->var.width = dev_drv->cur_screen->width;
2884                 fbi->var.height = dev_drv->cur_screen->height;
2885                 fbi->var.pixclock = dev_drv->pixclock;
2886                 fbi->fbops = &fb_ops;
2887                 fbi->flags = FBINFO_FLAG_DEFAULT;
2888                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
2889                 if (i == 0){ /* only alloc memory for main fb*/
2890                 #ifdef USE_ION_MMU
2891                         mmu_dev =
2892                                 rockchip_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
2893                         platform_set_sysmmu(mmu_dev, dev_drv->dev);
2894                         /*rockchip_sysmmu_set_fault_handler(dev_drv->dev,
2895                                 rk_fb_sysmmu_fault_handler);*/
2896                         iovmm_activate(dev_drv->dev);
2897                 #endif
2898                         rk_fb_alloc_buffer(fbi, rk_fb->num_fb);
2899                 }
2900                 ret = register_framebuffer(fbi);
2901                 if (ret < 0) {
2902                         dev_err(&fb_pdev->dev, "%s fb%d register_framebuffer fail!\n",
2903                                         __func__, rk_fb->num_fb);
2904                         return ret;
2905                 }
2906                 rkfb_create_sysfs(fbi);
2907                 rk_fb->fb[rk_fb->num_fb] = fbi;
2908                 dev_info(&fb_pdev->dev, "rockchip framebuffer registerd:%s\n",
2909                                         fbi->fix.id);
2910                 rk_fb->num_fb++;
2911
2912                 if (i == 0) {
2913                         init_waitqueue_head(&dev_drv->vsync_info.wait);
2914                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
2915                         if (ret)
2916                                 dev_err(fbi->dev, "failed to create vsync file\n");
2917                         dev_drv->vsync_info.thread = kthread_run(rk_fb_wait_for_vsync_thread,
2918                                                                 dev_drv, "fb-vsync");
2919                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
2920                                 dev_err(fbi->dev, "failed to run vsync thread\n");
2921                                 dev_drv->vsync_info.thread = NULL;
2922                         }
2923                         dev_drv->vsync_info.active = 1;
2924
2925                         mutex_init(&dev_drv->output_lock);
2926
2927                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
2928                         mutex_init(&dev_drv->update_regs_list_lock);
2929                         init_kthread_worker(&dev_drv->update_regs_worker);
2930
2931                         dev_drv->update_regs_thread = kthread_run(kthread_worker_fn,
2932                                         &dev_drv->update_regs_worker, "rk-fb");
2933                         if (IS_ERR(dev_drv->update_regs_thread)) {
2934                                 int err = PTR_ERR(dev_drv->update_regs_thread);
2935                                 dev_drv->update_regs_thread = NULL;
2936
2937                                 printk("failed to run update_regs thread\n");
2938                                 return err;
2939                         }
2940                         init_kthread_work(&dev_drv->update_regs_work, rk_fb_update_regs_handler);
2941
2942                         dev_drv->timeline = sw_sync_timeline_create("fb-timeline");                     dev_drv->timeline_max = 1;
2943                 }
2944
2945         }
2946
2947  /*show logo for primary display device*/
2948 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
2949 if (dev_drv->prop == PRMRY) {
2950         struct fb_info *main_fbi = rk_fb->fb[0];
2951         main_fbi->fbops->fb_open(main_fbi, 1);
2952         main_fbi->fbops->fb_set_par(main_fbi);
2953 #if  defined(CONFIG_LOGO_LINUX_BMP)
2954         if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
2955                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2956                 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
2957         }
2958 #else
2959         if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
2960                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2961                 fb_show_logo(main_fbi, FB_ROTATE_UR);
2962         }
2963 #endif
2964         main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
2965 }
2966 #endif
2967         return 0;
2968
2969
2970 }
2971
2972 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
2973 {
2974
2975         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
2976         struct fb_info *fbi;
2977         int fb_index_base = dev_drv->fb_index_base;
2978         int fb_num = dev_drv->lcdc_win_num;
2979         int i = 0;
2980
2981         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
2982                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
2983                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
2984         }
2985
2986         for (i = 0; i < fb_num; i++)
2987                 kfree(dev_drv->win[i]);
2988
2989         for (i = fb_index_base; i < (fb_index_base+fb_num); i++) {
2990                 fbi = fb_inf->fb[i];
2991                 unregister_framebuffer(fbi);
2992                 /*rk_release_fb_buffer(fbi);*/
2993                 framebuffer_release(fbi);
2994         }
2995         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
2996         fb_inf->num_lcdc--;
2997
2998         return 0;
2999 }
3000
3001
3002 static int rk_fb_probe(struct platform_device *pdev)
3003 {
3004         struct rk_fb *rk_fb = NULL;
3005         struct device_node *np = pdev->dev.of_node;
3006         u32 mode;
3007
3008         if (!np) {
3009                 dev_err(&pdev->dev, "Missing device tree node.\n");
3010                 return -EINVAL;
3011         }
3012
3013         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
3014         if (!rk_fb) {
3015                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
3016                 return  -ENOMEM;
3017         }
3018         platform_set_drvdata(pdev, rk_fb);
3019
3020         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
3021                 rk_fb->disp_mode = mode;
3022
3023         } else {
3024                 dev_err(&pdev->dev, "no disp-mode node found!");
3025                 return -ENODEV;
3026         }
3027         dev_set_name(&pdev->dev, "rockchip-fb");
3028 #if defined(CONFIG_ION_ROCKCHIP)
3029         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
3030         if (IS_ERR(rk_fb->ion_client)) {
3031                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
3032                 return PTR_ERR(rk_fb->ion_client);
3033         } else {
3034                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
3035         }
3036 #endif
3037
3038         fb_pdev = pdev;
3039         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
3040         return 0;
3041 }
3042
3043 static int rk_fb_remove(struct platform_device *pdev)
3044 {
3045         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3046         kfree(rk_fb);
3047         platform_set_drvdata(pdev, NULL);
3048         return 0;
3049 }
3050
3051 static void rk_fb_shutdown(struct platform_device *pdev)
3052 {
3053         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3054         int i;
3055         for (i = 0; i < rk_fb->num_lcdc; i++) {
3056                 if (!rk_fb->lcdc_dev_drv[i])
3057                         continue;
3058
3059         }
3060
3061 }
3062
3063
3064 static const struct of_device_id rkfb_dt_ids[] = {
3065         { .compatible = "rockchip,rk-fb", },
3066         {}
3067 };
3068
3069 static struct platform_driver rk_fb_driver = {
3070         .probe          = rk_fb_probe,
3071         .remove         = rk_fb_remove,
3072         .driver         = {
3073                 .name   = "rk-fb",
3074                 .owner  = THIS_MODULE,
3075                 .of_match_table = of_match_ptr(rkfb_dt_ids),
3076         },
3077         .shutdown   = rk_fb_shutdown,
3078 };
3079
3080 static int __init rk_fb_init(void)
3081 {
3082         return platform_driver_register(&rk_fb_driver);
3083 }
3084
3085 static void __exit rk_fb_exit(void)
3086 {
3087         platform_driver_unregister(&rk_fb_driver);
3088 }
3089
3090 fs_initcall(rk_fb_init);
3091 module_exit(rk_fb_exit);