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 #include <linux/rockchip/iovmm.h>
  49 #include <linux/rockchip/sysmmu.h>
  50 #include <linux/dma-buf.h>
  51 #endif
  52 #define H_USE_FENCE 1
  53 static int hdmi_switch_complete;
  54 static struct platform_device *fb_pdev;
  55 struct list_head saved_list;
  56
  57 #if defined(CONFIG_FB_MIRRORING)
  58 int (*video_data_to_mirroring)(struct fb_info *info, u32 yuv_phy[2]);
  59 EXPORT_SYMBOL(video_data_to_mirroring);
  60 #endif
  61
  62 struct rk_fb_reg_win_data g_reg_win_data[4];
  63 static int g_first_buf = 1;
  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 static int uboot_logo_on = 0;
  69 int support_uboot_display(void)
  70 {
  71         return uboot_logo_on;
  72 }
  73
  74 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
  75 {
  76         switch (type) {
  77         case SCREEN_RGB:
  78         case SCREEN_LVDS:
  79         case SCREEN_DUAL_LVDS:
  80                 trsm_lvds_ops = ops;
  81                 break;
  82         case SCREEN_EDP:
  83                 trsm_edp_ops = ops;
  84                 break;
  85         case SCREEN_MIPI:
  86         case SCREEN_DUAL_MIPI:
  87                 trsm_mipi_ops = ops;
  88                 break;
  89         default:
  90                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
  91                         __func__, type);
  92                 break;
  93         }
  94         return 0;
  95 }
  96
  97 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
  98 {
  99         struct rk_fb_trsm_ops *ops;
 100         switch (type) {
 101         case SCREEN_RGB:
 102         case SCREEN_LVDS:
 103         case SCREEN_DUAL_LVDS:
 104                 ops = trsm_lvds_ops;
 105                 break;
 106         case SCREEN_EDP:
 107                 ops = trsm_edp_ops;
 108                 break;
 109         case SCREEN_MIPI:
 110         case SCREEN_DUAL_MIPI:
 111                 ops = trsm_mipi_ops;
 112                 break;
 113         default:
 114                 ops = NULL;
 115                 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
 116                         __func__, type);
 117                 break;
 118         }
 119         return ops;
 120 }
 121
 122 int rk_fb_pixel_width(int data_format)
 123 {
 124         int pixel_width;
 125         switch(data_format){
 126         case XBGR888:
 127         case ABGR888:
 128         case ARGB888:
 129                 pixel_width = 4*8;
 130                 break;
 131         case RGB888:
 132                 pixel_width = 3*8;
 133                 break;
 134         case RGB565:
 135                 pixel_width = 2*8;
 136                 break;
 137         case YUV422:
 138         case YUV420:
 139         case YUV444:
 140                 pixel_width = 1*8;
 141                 break;
 142         case YUV422_A:
 143         case YUV420_A:
 144         case YUV444_A:
 145                 pixel_width = 10;
 146                 break;
 147         default:
 148                 printk(KERN_WARNING "%s:un supported format:0x%x\n",
 149                         __func__,data_format);
 150                 return -EINVAL;
 151         }
 152         return pixel_width;
 153 }
 154
 155 static int rk_fb_data_fmt(int data_format,int bits_per_pixel)
 156 {
 157         int fb_data_fmt;
 158         if(data_format){
 159                 switch(data_format){
 160                 case HAL_PIXEL_FORMAT_RGBX_8888:
 161                         fb_data_fmt = XBGR888;
 162                         break;
 163                 case HAL_PIXEL_FORMAT_RGBA_8888:
 164                         fb_data_fmt = ABGR888;
 165                         break;
 166                 case HAL_PIXEL_FORMAT_BGRA_8888:
 167                         fb_data_fmt = ARGB888;
 168                         break;
 169                 case HAL_PIXEL_FORMAT_RGB_888:
 170                         fb_data_fmt = RGB888;
 171                         break;
 172                 case HAL_PIXEL_FORMAT_RGB_565:
 173                         fb_data_fmt = RGB565;
 174                         break;
 175                 case HAL_PIXEL_FORMAT_YCbCr_422_SP: // yuv422
 176                         fb_data_fmt = YUV422;
 177                         break;
 178                 case HAL_PIXEL_FORMAT_YCrCb_NV12: // YUV420---uvuvuv
 179                         fb_data_fmt = YUV420;
 180                         break;
 181                 case HAL_PIXEL_FORMAT_YCrCb_444: // yuv444
 182                         fb_data_fmt = YUV444;
 183                         break;
 184                 case HAL_PIXEL_FORMAT_YCrCb_NV12_10: // yuv444
 185                         fb_data_fmt = YUV420_A;
 186                         break;
 187                 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10: // yuv444
 188                         fb_data_fmt = YUV422_A;
 189                         break;
 190                 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10: // yuv444
 191                         fb_data_fmt = YUV444_A;
 192                         break;
 193                 default:
 194                         printk(KERN_WARNING "%s:un supported format:0x%x\n",
 195                                 __func__,data_format);
 196                     return -EINVAL;
 197                 }
 198         }else{
 199                 switch(bits_per_pixel){
 200                 case 32:
 201                         fb_data_fmt = ARGB888;
 202                         break;
 203                 case 16:
 204                         fb_data_fmt = RGB565;
 205                         break;
 206                 default:
 207                         printk(KERN_WARNING "%s:un supported bits_per_pixel:%d\n",
 208                                 __func__,bits_per_pixel);
 209                         break;
 210                 }
 211         }
 212         return fb_data_fmt;
 213 }
 214
 215 /* rk display power control parse from dts
 216  *
 217 */
 218 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 219 {
 220         struct device_node *root  = of_get_child_by_name(dev_drv->dev->of_node,
 221                                 "power_ctr");
 222         struct device_node *child;
 223         struct rk_disp_pwr_ctr_list *pwr_ctr;
 224         struct list_head *pos;
 225         enum of_gpio_flags flags;
 226         u32 val = 0;
 227         u32 debug = 0;
 228         u32 mirror = 0;
 229         int ret;
 230
 231         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 232         if (!root) {
 233                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",dev_drv->id);
 234                 return -ENODEV;
 235         }
 236
 237         for_each_child_of_node(root, child) {
 238                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list), GFP_KERNEL);
 239                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 240                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 241                         if (val == GPIO) {
 242                                 pwr_ctr->pwr_ctr.type = GPIO;
 243                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 244                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 245                                         dev_err(dev_drv->dev, "%s ivalid gpio\n", child->name);
 246                                         return -EINVAL;
 247                                 }
 248                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 249                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,child->name);
 250                                 if (ret) {
 251                                         dev_err(dev_drv->dev, "request %s gpio fail:%d\n",
 252                                                 child->name,ret);
 253                                 }
 254
 255                         } else {
 256                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 257
 258                         }
 259                 };
 260                 of_property_read_u32(child, "rockchip,delay", &val);
 261                 pwr_ctr->pwr_ctr.delay = val;
 262                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 263         }
 264
 265         of_property_read_u32(root, "rockchip,mirror", &mirror);
 266
 267         if (mirror == NO_MIRROR) {
 268                 dev_drv->screen0->x_mirror = 0;
 269                 dev_drv->screen0->y_mirror = 0;
 270         } else if (mirror == X_MIRROR) {
 271                 dev_drv->screen0->x_mirror = 1;
 272                 dev_drv->screen0->y_mirror = 0;
 273         } else if (mirror == Y_MIRROR) {
 274                 dev_drv->screen0->x_mirror = 0;
 275                 dev_drv->screen0->y_mirror = 1;
 276         } else if(mirror == X_Y_MIRROR) {
 277                 dev_drv->screen0->x_mirror = 1;
 278                 dev_drv->screen0->y_mirror = 1;
 279         }
 280
 281         of_property_read_u32(root, "rockchip,debug", &debug);
 282
 283         if (debug) {
 284                 list_for_each(pos, &dev_drv->pwrlist_head) {
 285                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 286                         printk(KERN_INFO "pwr_ctr_name:%s\n"
 287                                          "pwr_type:%s\n"
 288                                          "gpio:%d\n"
 289                                          "atv_val:%d\n"
 290                                          "delay:%d\n\n",
 291                                          pwr_ctr->pwr_ctr.name,
 292                                          (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 293                                          pwr_ctr->pwr_ctr.gpio,
 294                                          pwr_ctr->pwr_ctr.atv_val,
 295                                          pwr_ctr->pwr_ctr.delay);
 296                 }
 297         }
 298
 299         return 0;
 300
 301 }
 302
 303 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 304 {
 305         struct list_head *pos;
 306         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 307         struct pwr_ctr *pwr_ctr;
 308         if (list_empty(&dev_drv->pwrlist_head))
 309                 return 0;
 310         list_for_each(pos, &dev_drv->pwrlist_head) {
 311                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 312                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 313                 if (pwr_ctr->type == GPIO) {
 314                         gpio_direction_output(pwr_ctr->gpio,pwr_ctr->atv_val);
 315                         mdelay(pwr_ctr->delay);
 316                 }
 317         }
 318
 319         return 0;
 320 }
 321
 322 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 323 {
 324         struct list_head *pos;
 325         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 326         struct pwr_ctr *pwr_ctr;
 327         if (list_empty(&dev_drv->pwrlist_head))
 328                 return 0;
 329         list_for_each(pos, &dev_drv->pwrlist_head) {
 330                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 331                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 332                 if (pwr_ctr->type == GPIO) {
 333                         gpio_set_value(pwr_ctr->gpio,!pwr_ctr->atv_val);
 334                 }
 335         }
 336         return 0;
 337 }
 338
 339 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 340                                 struct rk_screen *screen)
 341 {
 342         screen->mode.pixclock = dt->pixelclock.typ;
 343         screen->mode.left_margin = dt->hback_porch.typ;
 344         screen->mode.right_margin = dt->hfront_porch.typ;
 345         screen->mode.xres = dt->hactive.typ;
 346         screen->mode.hsync_len = dt->hsync_len.typ;
 347         screen->mode.upper_margin = dt->vback_porch.typ;
 348         screen->mode.lower_margin = dt->vfront_porch.typ;
 349         screen->mode.yres = dt->vactive.typ;
 350         screen->mode.vsync_len = dt->vsync_len.typ;
 351         screen->type = dt->screen_type;
 352         screen->lvds_format = dt->lvds_format;
 353         screen->face = dt->face;
 354
 355         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 356                 screen->pin_dclk = 1;
 357         else
 358                 screen->pin_dclk = 0;
 359         if(dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 360                 screen->pin_hsync = 1;
 361         else
 362                 screen->pin_hsync = 0;
 363         if(dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 364                 screen->pin_vsync = 1;
 365         else
 366                 screen->pin_vsync = 0;
 367         if(dt->flags & DISPLAY_FLAGS_DE_HIGH)
 368                 screen->pin_den = 1;
 369         else
 370                 screen->pin_den = 0;
 371
 372         return 0;
 373
 374 }
 375
 376 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
 377 {
 378         struct display_timings *disp_timing;
 379         struct display_timing *dt;
 380         disp_timing = of_get_display_timings(np);
 381         if (!disp_timing) {
 382                 pr_err("parse display timing err\n");
 383                 return -EINVAL;
 384         }
 385         dt = display_timings_get(disp_timing, 0);
 386         rk_fb_video_mode_from_timing(dt, screen);
 387         printk(KERN_DEBUG "dclk:%d\n"
 388                          "hactive:%d\n"
 389                          "hback_porch:%d\n"
 390                          "hfront_porch:%d\n"
 391                          "hsync_len:%d\n"
 392                          "vactive:%d\n"
 393                          "vback_porch:%d\n"
 394                          "vfront_porch:%d\n"
 395                          "vsync_len:%d\n"
 396                          "screen_type:%d\n"
 397                          "lvds_format:%d\n"
 398                          "face:%d\n",
 399                         dt->pixelclock.typ,
 400                         dt->hactive.typ,
 401                         dt->hback_porch.typ,
 402                         dt->hfront_porch.typ,
 403                         dt->hsync_len.typ,
 404                         dt->vactive.typ,
 405                         dt->vback_porch.typ,
 406                         dt->vfront_porch.typ,
 407                         dt->vsync_len.typ,
 408                         dt->screen_type,
 409                         dt->lvds_format,
 410                         dt->face);
 411         return 0;
 412
 413 }
 414
 415 int  rk_fb_calc_fps(struct rk_screen * screen, u32 pixclock)
 416 {
 417         int x, y;
 418         unsigned long long hz;
 419         if (!screen) {
 420                 printk(KERN_ERR "%s:null screen!\n", __func__);
 421                 return 0;
 422         }
 423         x = screen->mode.xres + screen->mode.left_margin + screen->mode.right_margin +
 424             screen->mode.hsync_len;
 425         y = screen->mode.yres + screen->mode.upper_margin + screen->mode.lower_margin +
 426             screen->mode.vsync_len;
 427
 428         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 429
 430         hz += (x * y) / 2;
 431         do_div(hz, x * y);      /* divide by x * y with rounding */
 432
 433         hz += pixclock / 2;
 434         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 435
 436         return hz;
 437 }
 438
 439 char *get_format_string(enum data_format format, char *fmt)
 440 {
 441         if (!fmt)
 442                 return NULL;
 443         switch (format) {
 444         case ARGB888:
 445                 strcpy(fmt, "ARGB888");
 446                 break;
 447         case RGB888:
 448                 strcpy(fmt, "RGB888");
 449                 break;
 450         case RGB565:
 451                 strcpy(fmt, "RGB565");
 452                 break;
 453         case YUV420:
 454                 strcpy(fmt, "YUV420");
 455                 break;
 456         case YUV422:
 457                 strcpy(fmt, "YUV422");
 458                 break;
 459         case YUV444:
 460                 strcpy(fmt, "YUV444");
 461                 break;
 462         case YUV420_A:
 463                 strcpy(fmt, "YUV420_A");
 464                 break;
 465         case YUV422_A:
 466                 strcpy(fmt, "YUV422_A");
 467                 break;
 468         case YUV444_A:
 469                 strcpy(fmt, "YUV444_A");
 470                 break;
 471         case XRGB888:
 472                 strcpy(fmt, "XRGB888");
 473                 break;
 474         case XBGR888:
 475                 strcpy(fmt, "XBGR888");
 476                 break;
 477         case ABGR888:
 478                 strcpy(fmt, "XBGR888");
 479                 break;
 480         default:
 481                 strcpy(fmt, "invalid");
 482                 break;
 483         }
 484
 485         return fmt;
 486
 487 }
 488
 489
 490
 491 /**********************************************************************
 492 this is for hdmi
 493 name: lcdc device name ,lcdc0 , lcdc1
 494 ***********************************************************************/
 495 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 496 {
 497         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
 498         int i = 0;
 499         for (i = 0; i < inf->num_lcdc; i++) {
 500                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name))
 501                         break;
 502         }
 503         return inf->lcdc_dev_drv[i];
 504
 505 }
 506
 507 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 508 {
 509         struct rk_fb *inf = NULL;
 510         struct rk_lcdc_driver *dev_drv = NULL;
 511         int i = 0;
 512
 513         if (likely(fb_pdev))
 514                 inf = platform_get_drvdata(fb_pdev);
 515         else
 516                 return NULL;
 517
 518         for (i = 0; i < inf->num_lcdc; i++) {
 519                 if (inf->lcdc_dev_drv[i]->prop ==  PRMRY) {
 520                         dev_drv = inf->lcdc_dev_drv[i];
 521                         break;
 522                 }
 523         }
 524
 525         return dev_drv;
 526 }
 527
 528
 529 int rk_fb_get_prmry_screen_ft(void)
 530 {
 531         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 532         uint32_t htotal, vtotal, pix_total, ft_us, pixclock_ns;
 533
 534         if (unlikely(!dev_drv))
 535                 return 0;
 536
 537         pixclock_ns = dev_drv->pixclock/1000;
 538
 539         htotal = (dev_drv->cur_screen->mode.upper_margin + dev_drv->cur_screen->mode.lower_margin +
 540                 dev_drv->cur_screen->mode.yres + dev_drv->cur_screen->mode.vsync_len);
 541         vtotal = (dev_drv->cur_screen->mode.left_margin + dev_drv->cur_screen->mode.right_margin +
 542                 dev_drv->cur_screen->mode.xres + dev_drv->cur_screen->mode.hsync_len);
 543         pix_total = htotal*vtotal/1000;
 544         ft_us = pix_total * pixclock_ns;
 545         return ft_us;
 546 }
 547
 548 static struct rk_lcdc_driver  *rk_get_extend_lcdc_drv(void)
 549 {
 550         struct rk_fb *inf = NULL;
 551         struct rk_lcdc_driver *dev_drv = NULL;
 552         int i = 0;
 553
 554         if (likely(fb_pdev))
 555                 inf = platform_get_drvdata(fb_pdev);
 556         else
 557                 return NULL;
 558
 559         for (i = 0; i < inf->num_lcdc; i++) {
 560                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 561                         dev_drv = inf->lcdc_dev_drv[i];
 562                         break;
 563                 }
 564         }
 565
 566         return dev_drv;
 567 }
 568
 569
 570 u32 rk_fb_get_prmry_screen_pixclock(void)
 571 {
 572         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 573         return dev_drv->pixclock;
 574 }
 575
 576 int rk_fb_poll_prmry_screen_vblank(void)
 577 {
 578         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 579         if (likely(dev_drv)) {
 580                 if (dev_drv->ops->poll_vblank)
 581                         return dev_drv->ops->poll_vblank(dev_drv);
 582                 else
 583                         return RK_LF_STATUS_NC;
 584         } else
 585                 return RK_LF_STATUS_NC;
 586 }
 587
 588 bool rk_fb_poll_wait_frame_complete(void)
 589 {
 590         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 591         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 592
 593         if (likely(dev_drv)) {
 594                 if (dev_drv->ops->set_irq_to_cpu)
 595                         dev_drv->ops->set_irq_to_cpu(dev_drv,0);
 596         }
 597
 598
 599         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC){
 600                 if (likely(dev_drv)) {
 601                         if(dev_drv->ops->set_irq_to_cpu)
 602                                 dev_drv->ops->set_irq_to_cpu(dev_drv,1);
 603                 }
 604                 return false;
 605         }
 606
 607         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR)  &&  --timeout);
 608         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC)  &&  --timeout);
 609
 610         if (likely(dev_drv)) {
 611                 if (dev_drv->ops->set_irq_to_cpu)
 612                         dev_drv->ops->set_irq_to_cpu(dev_drv,1);
 613         }
 614
 615         return true;
 616 }
 617 static int rk_fb_open(struct fb_info *info, int user)
 618 {
 619         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 620         int win_id;
 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 CONFIG_ROCKCHIP_IOMMU
1001 int rk_fb_sysmmu_fault_handler(struct device *dev,
1002                 enum rk_sysmmu_inttype itype, unsigned long pgtable_base,
1003                 unsigned long fault_addr,unsigned int status)
1004 {
1005         struct fb_info *fbi = dev_get_drvdata(dev);
1006         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
1007
1008         pr_err("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1009                         fault_addr, pgtable_base,status);
1010         dev_drv->ops->dump_reg(dev_drv);
1011         pr_err("Generating Kernel OOPS... because it is unrecoverable.\n");
1012         BUG();
1013
1014         return 0;
1015 }
1016 #endif
1017
1018 void rk_fb_free_dma_buf(struct device *dev,struct rk_fb_reg_win_data *reg_win_data)
1019 {
1020         int i,index_buf;
1021         struct rk_fb_reg_area_data *area_data;
1022         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1023
1024         for(i=0;i<reg_win_data->area_num;i++){
1025                 area_data = &reg_win_data->reg_area_data[i];
1026                 index_buf = area_data->index_buf;
1027                 #ifdef CONFIG_ROCKCHIP_IOMMU
1028                 ion_unmap_iommu(dev, rk_fb->ion_client, area_data->ion_handle);
1029                 #endif
1030                 if(area_data->ion_handle != NULL)
1031                         ion_free(rk_fb->ion_client, area_data->ion_handle);
1032                 }
1033         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1034 }
1035
1036 static void rk_fb_update_driver(struct rk_lcdc_win *win,struct rk_fb_reg_win_data *reg_win_data)
1037 {
1038         int i=0;
1039         //struct rk_lcdc_win *win;
1040         //win = dev_drv->win[reg_win_data->win_id];
1041         win->area_num = reg_win_data->area_num;
1042         win->format = reg_win_data->data_format;
1043         win->id = reg_win_data->win_id;
1044         win->z_order = reg_win_data->z_order;
1045
1046         #if 0
1047         for(i=0;i<win->area_num;i++)
1048         {
1049                 printk("i=%d:area[%d]=%x,reg_area_data[%d]=%x,mem_start=%x\n",
1050                         i,i,&win->area[i],i,&reg_win_data->reg_area_data[i],reg_win_data->reg_area_data[i].smem_start);
1051
1052                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1053                 win->area[i].cbr_start  = reg_win_data->reg_area_data[i].cbr_start;
1054                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1055                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1056                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1057                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1058                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1059                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1060                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1061                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1062                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1063                 win->area[i].c_offset      = reg_win_data->reg_area_data[i].c_offset;
1064                 win->area[i].state = 1;
1065         }
1066         #else
1067         if(reg_win_data->reg_area_data[0].smem_start > 0){
1068                 win->state = 1;
1069                 win->area_num = reg_win_data->area_num;
1070                 win->format = reg_win_data->data_format;
1071                 win->id = reg_win_data->win_id;
1072                 win->z_order = reg_win_data->z_order;
1073                 win->area[0].uv_vir_stride = reg_win_data->reg_area_data[0].uv_vir_stride;
1074                 win->area[0].cbr_start = reg_win_data->reg_area_data[0].cbr_start;
1075                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1076                 win->alpha_en = reg_win_data->alpha_en;
1077                 win->alpha_mode = reg_win_data->alpha_mode;
1078                 win->g_alpha_val = reg_win_data->g_alpha_val;
1079                 for(i=0;i<RK_WIN_MAX_AREA;i++)
1080                 {
1081                         if(reg_win_data->reg_area_data[i].smem_start > 0){
1082                                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1083                                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
1084                                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
1085                                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
1086                                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
1087                                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
1088                                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
1089                                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
1090                                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
1091                                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
1092                                 win->area[i].y_vir_stride  = reg_win_data->reg_area_data[i].y_vir_stride;
1093                                 win->area[i].state = 1;
1094                         }else{
1095                                 win->area[i].state = 0;
1096                         }
1097                 }
1098         }else{
1099                 //win->state = 0;
1100                 //win->z_order = -1;
1101         }
1102         #endif
1103
1104 }
1105
1106 static void rk_fb_update_reg(struct rk_lcdc_driver * dev_drv,struct rk_fb_reg_data *regs)
1107 {
1108         int i,j,ret=0;
1109         struct rk_lcdc_win *win;
1110         ktime_t timestamp = dev_drv->vsync_info.timestamp;
1111         //struct rk_fb_reg_win_data old_reg_win_data[RK30_MAX_LAYER_SUPPORT];
1112         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1113         struct rk_lcdc_driver *ext_dev_drv;
1114         struct rk_lcdc_win *ext_win;
1115         bool wait_for_vsync;
1116         int count = 100;
1117         unsigned int dsp_addr[4];
1118
1119         for(i=0;i<dev_drv->lcdc_win_num;i++){
1120                 //old_reg_win_data[i]= regs->reg_win_data[i];
1121                 win = dev_drv->win[i];
1122                 for(j=0;j<regs->win_num;j++){
1123                         if(i == regs->reg_win_data[j].win_id)
1124                                 break;
1125                 }
1126                 if(j<regs->win_num){
1127                         rk_fb_update_driver(win,&regs->reg_win_data[j]);
1128                         win->state = 1;
1129                         dev_drv->ops->set_par(dev_drv,i);
1130                         dev_drv->ops->pan_display(dev_drv,i);
1131                 }else{
1132                         win->z_order = -1;
1133                         win->state = 0;
1134                 }
1135         }
1136         dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1137
1138         if (rk_fb->disp_mode == DUAL && hdmi_switch_complete) {
1139                 for (i = 0; i < rk_fb->num_lcdc; i++) {
1140                         if(rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
1141                                 ext_dev_drv = rk_fb->lcdc_dev_drv[i];
1142                                 break;
1143                         }
1144                 }
1145                 if (i == rk_fb->num_lcdc) {
1146                         printk(KERN_ERR "hdmi lcdc driver not found!\n");
1147                         goto ext_win_exit;
1148                 }
1149
1150                 //hdmi just need set win0 only(win0 have only one area),other win is disable
1151                 ext_win = ext_dev_drv->win[0];
1152                 for (j = 0;j < regs->win_num; j++) {
1153                         if(0 == regs->reg_win_data[j].win_id)
1154                                 break;
1155                 }
1156                 if (j < regs->win_num){
1157                         rk_fb_update_driver(ext_win, &regs->reg_win_data[j]);
1158                         if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1159                                 ext_win->area[0].xsize = (ext_dev_drv->cur_screen->xsize * win->area[0].xsize) / dev_drv->cur_screen->mode.xres;
1160                                 ext_win->area[0].ysize = (ext_dev_drv->cur_screen->ysize * win->area[0].ysize) / dev_drv->cur_screen->mode.yres;
1161                                 ext_win->area[0].xpos = ((ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1)
1162                                                                 + ext_dev_drv->cur_screen->xsize * win->area[0].xpos / dev_drv->cur_screen->mode.xres;
1163                                 ext_win->area[0].ypos = ((ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1)
1164                                                                 + ext_dev_drv->cur_screen->ysize * win->area[0].ypos / dev_drv->cur_screen->mode.yres;
1165                         }
1166                         else {
1167                                 ext_win->area[0].xpos = (ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1;
1168                                 ext_win->area[0].ypos = (ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1;
1169                                 ext_win->area[0].xsize = ext_dev_drv->cur_screen->xsize;
1170                                 ext_win->area[0].ysize = ext_dev_drv->cur_screen->ysize;
1171                         }
1172                         ext_win->alpha_en = 0;  //hdmi only one win so disable alpha
1173                         ext_win->state = 1;
1174                 }
1175                 else {
1176                         ext_win->state = 0;
1177                 }
1178
1179                 if (ext_win->area[0].xact < ext_win->area[0].yact) {
1180                         ext_win->area[0].xact = win->area[0].yact;
1181                         ext_win->area[0].yact = win->area[0].xact;
1182                         ext_win->area[0].xvir = win->area[0].yact;
1183                 }
1184
1185                 //disable the other win,except win0
1186                 for (i = 1; i < ext_dev_drv->lcdc_win_num; i ++) {
1187                         ext_win = ext_dev_drv->win[i];
1188                         ext_win->state = 0;
1189                 }
1190                 ext_dev_drv->ops->set_par(ext_dev_drv, 0);
1191                 ext_dev_drv->ops->pan_display(ext_dev_drv, 0);
1192                 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1193         }
1194 ext_win_exit:
1195         dev_drv->ops->cfg_done(dev_drv);
1196
1197 #if 0
1198         for(i=0;i<2;i++){
1199                 printk("win[%d]:drv_win_state=%d\n",i,dev_drv->win[i]->state);
1200                 for(j=0;j<4;j++){
1201                         printk("area[%d]:state=%d,mem_addr=%x\n",
1202                                 i,dev_drv->win[i]->area[j].state,dev_drv->win[i]->area[j].smem_start);
1203                 }
1204         }
1205 #endif
1206         /*dev_drv->screen0->post_xsize = regs->post_cfg.xsize;
1207         dev_drv->screen0->post_ysize = regs->post_cfg.ysize;
1208         dev_drv->screen0->post_dsp_stx = regs->post_cfg.xpos;
1209         dev_drv->screen0->post_dsp_sty = regs->post_cfg.ypos;*/
1210
1211         /*dev_drv->atv_layer_cnt = regs->win_num;
1212         dev_drv->ops->set_par(dev_drv,0);*/
1213
1214         //ret = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1215         //              !ktime_equal(timestamp, dev_drv->vsync_info.timestamp),msecs_to_jiffies(dev_drv->cur_screen->ft+5));
1216         do {
1217                 ret = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1218                                 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp),msecs_to_jiffies(dev_drv->cur_screen->ft+5));
1219                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1220                 wait_for_vsync = false;
1221                 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1222                         if(dev_drv->win[i]->state == 1){
1223                                 u32 new_start = regs->reg_win_data[i].reg_area_data[0].smem_start +
1224                                                 regs->reg_win_data[i].reg_area_data[0].y_offset;
1225                                 u32 reg_start = dsp_addr[i];
1226                                 if (unlikely(new_start != reg_start)) {
1227                                         wait_for_vsync = true;
1228                                         break;
1229                                 }
1230                         }
1231                 }
1232         } while (wait_for_vsync && count--);
1233 #ifdef H_USE_FENCE
1234         sw_sync_timeline_inc(dev_drv->timeline, 1);
1235 #endif
1236         if(!g_first_buf){
1237                 for(i=0;i<regs->win_num;i++){
1238                         rk_fb_free_dma_buf(dev_drv->dev,&g_reg_win_data[i]);
1239                 }
1240         }
1241         for(i=0;i<regs->win_num;i++){
1242                 memcpy(&g_reg_win_data[i], &(regs->reg_win_data[i]), sizeof(struct rk_fb_reg_win_data));
1243         }
1244         g_first_buf = 0;
1245
1246         if (dev_drv->wait_fs == 1)
1247                 kfree(regs);
1248 }
1249
1250 static void rk_fb_update_regs_handler(struct kthread_work *work)
1251 {
1252         struct rk_lcdc_driver * dev_drv =
1253                         container_of(work, struct rk_lcdc_driver, update_regs_work);
1254         struct rk_fb_reg_data *data, *next;
1255         //struct list_head saved_list;
1256         mutex_lock(&dev_drv->update_regs_list_lock);
1257         saved_list = dev_drv->update_regs_list;
1258         list_replace_init(&dev_drv->update_regs_list, &saved_list);
1259         mutex_unlock(&dev_drv->update_regs_list_lock);
1260
1261         list_for_each_entry_safe(data, next, &saved_list, list) {
1262                 rk_fb_update_reg(dev_drv,data);
1263                 list_del(&data->list);
1264                 kfree(data);
1265         }
1266 }
1267 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,struct rk_screen *screen)
1268 {
1269         if ((area_par->x_offset+area_par->xact > area_par->xvir) ||
1270                 (area_par->xact <= 0) || (area_par->yact <= 0) ||
1271                 (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1272                 pr_err("check config var fail 0:\n"
1273                         "x_offset=%d,xact=%d,xvir=%d\n",
1274                         area_par->x_offset,
1275                         area_par->xact,
1276                         area_par->xvir);
1277                 return -EINVAL;
1278         }
1279
1280         if ((area_par->xpos+area_par->xsize > screen->mode.xres) ||
1281                 (area_par->ypos+area_par->ysize > screen->mode.yres) ||
1282                 (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1283                 pr_err("check config var fail 1:\n"
1284                         "xpos=%d,xsize=%d,xres=%d\n"
1285                         "ypos=%d,ysize=%d,yres=%d\n",
1286                         area_par->xpos,
1287                         area_par->xsize,
1288                         screen->mode.xres,
1289                         area_par->ypos,
1290                         area_par->ysize,
1291                         screen->mode.yres
1292                         );
1293                 return -EINVAL;
1294         }
1295         return 0;
1296 }
1297
1298 static int rk_fb_set_win_buffer(struct fb_info *info,
1299         struct rk_fb_win_par *win_par,struct rk_fb_reg_win_data *reg_win_data)
1300 {
1301         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1302         //struct fb_var_screeninfo *var = &info->var;
1303         struct fb_fix_screeninfo *fix = &info->fix;
1304         struct rk_lcdc_driver * dev_drv = (struct rk_lcdc_driver * )info->par;
1305         struct rk_screen *screen = dev_drv->cur_screen;
1306
1307         int i,ion_fd,acq_fence_fd;
1308         u32 xvir,yvir;
1309         u32 xoffset,yoffset;
1310
1311         struct ion_handle *hdl;
1312         size_t len;
1313         int index_buf;
1314         u8  fb_data_fmt;
1315         u8  pixel_width;
1316         u32 vir_width_bit;
1317         u32 stride,uv_stride;
1318         u32 stride_32bit_1;
1319         u32 stride_32bit_2;
1320         u16 uv_x_off,uv_y_off,uv_y_act;
1321         u8  is_pic_yuv=0;
1322         u8  ppixel_a=0,global_a=0;
1323         ion_phys_addr_t phy_addr;
1324
1325         reg_win_data->reg_area_data[0].smem_start = -1;
1326         reg_win_data->area_num = 0;
1327         if(win_par->area_par[0].phy_addr == 0){
1328                 for(i=0;i<RK_WIN_MAX_AREA;i++){
1329                         ion_fd = win_par->area_par[i].ion_fd;
1330                         if(ion_fd > 0){
1331                                 hdl = ion_import_dma_buf(rk_fb->ion_client, ion_fd);
1332                                 if (IS_ERR(hdl)) {
1333                                         pr_info("%s: Could not import handle: %d\n",
1334                                                 __func__, (int)hdl);
1335                                         /*return -EINVAL;*/
1336                                         break;
1337                                 }
1338                                 reg_win_data->area_num++;
1339                                 reg_win_data->reg_area_data[i].ion_handle = hdl;
1340                                 #ifndef CONFIG_ROCKCHIP_IOMMU
1341                                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1342                                 #else
1343                                         ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
1344                                                 (unsigned long *)&phy_addr, (unsigned long *)&len);
1345                                 #endif
1346                                 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1347                                 reg_win_data->area_buf_num++;
1348                                 reg_win_data->reg_area_data[i].index_buf = 1;
1349                         }
1350                         #if 0
1351                         printk("i=%d,ion_fd=%d,addr=0x%x,area_num=%d,area_buf_num=%d\n",
1352                                 i,ion_fd,reg_win_data->reg_area_data[i].smem_start,
1353                                 reg_win_data->area_num,reg_win_data->area_buf_num);
1354                         #endif
1355                 }
1356         }else{
1357                 reg_win_data->reg_area_data[0].smem_start =
1358                 win_par->area_par[0].phy_addr;
1359                 reg_win_data->area_num = 1;
1360         }
1361
1362         if(reg_win_data->area_num == 0){
1363                 return 0;
1364         }
1365
1366         for(i=0;i<reg_win_data->area_num;i++){
1367                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1368                 index_buf = reg_win_data->reg_area_data[i].index_buf;
1369                 if((acq_fence_fd > 0)&&(index_buf == 1)){
1370                         reg_win_data->reg_area_data[i].acq_fence =
1371                                 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1372                 }
1373         }
1374         fb_data_fmt = rk_fb_data_fmt(win_par->data_format,0);
1375         reg_win_data->data_format = fb_data_fmt;
1376         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1377
1378         ppixel_a = ((fb_data_fmt == ARGB888)||(fb_data_fmt == ABGR888)) ? 1:0;
1379         global_a = (win_par->g_alpha_val == 0) ? 0:1;
1380         reg_win_data->alpha_en = ppixel_a | global_a;
1381         reg_win_data->g_alpha_val = win_par->g_alpha_val;
1382         reg_win_data->alpha_mode = win_par->alpha_mode;
1383         if(reg_win_data->reg_area_data[0].smem_start > 0){
1384                 reg_win_data->z_order = win_par->z_order;
1385                 reg_win_data->win_id  = win_par->win_id;
1386         }else{
1387                 reg_win_data->z_order = -1;
1388                 reg_win_data->win_id  = -1;
1389         }
1390         for(i=0;i<reg_win_data->area_num;i++){
1391                 rk_fb_check_config_var(&win_par->area_par[i],screen);
1392                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;//visiable pos in panel
1393                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1394
1395                 reg_win_data->reg_area_data[i].xsize= win_par->area_par[i].xsize;//realy size in panel
1396                 reg_win_data->reg_area_data[i].ysize= win_par->area_par[i].ysize;
1397
1398                 reg_win_data->reg_area_data[i].xact= win_par->area_par[i].xact;//realy size in panel
1399                 reg_win_data->reg_area_data[i].yact= win_par->area_par[i].yact;
1400
1401                 xoffset = win_par->area_par[i].x_offset;//buf offset
1402                 yoffset = win_par->area_par[i].y_offset;
1403                 xvir = win_par->area_par[i].xvir;
1404                 reg_win_data->reg_area_data[i].xvir = xvir;
1405                 yvir = win_par->area_par[i].yvir;
1406                 reg_win_data->reg_area_data[i].yvir = yvir;
1407                 #if 0
1408                 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",
1409                 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,
1410                 reg_win_data->reg_area_data[i].xact,reg_win_data->reg_area_data[i].yact,xoffset,yoffset,xvir,yvir);
1411                 #endif
1412
1413                 vir_width_bit = pixel_width * xvir;
1414                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1415                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1416
1417                 stride    = stride_32bit_1;//default rgb
1418                 fix->line_length = stride;
1419                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1420                 // x y mirror ,jump line
1421                 //reg_win_data->reg_area_data[i].y_offset = yoffset*stride+xoffset*pixel_width/8;
1422                 if (screen->y_mirror == 1) {
1423                         if (screen->interlace == 1) {
1424                                 reg_win_data->reg_area_data[i].y_offset =
1425                                         yoffset*stride*2 +
1426                                         ((reg_win_data->reg_area_data[i].yact-1)*2+1)*stride +
1427                                         xoffset*pixel_width/8;
1428                         } else {
1429                                 reg_win_data->reg_area_data[i].y_offset =
1430                                         yoffset*stride +
1431                                         (reg_win_data->reg_area_data[i].yact-1)*stride +
1432                                         xoffset*pixel_width/8;
1433                         }
1434                 } else {
1435                         if (screen->interlace == 1) {
1436                                 reg_win_data->reg_area_data[i].y_offset =
1437                                         yoffset*stride*2 + xoffset*pixel_width/8;
1438                         } else {
1439                                 reg_win_data->reg_area_data[i].y_offset =
1440                                         yoffset*stride + xoffset*pixel_width/8;
1441                         }
1442                 }
1443
1444         }
1445         switch (fb_data_fmt) {
1446         case YUV422:
1447         case YUV422_A:
1448                 is_pic_yuv = 1;
1449                 stride     = stride_32bit_1;
1450                 uv_stride  = stride_32bit_1>> 1 ;//
1451                 uv_x_off   = xoffset >> 1 ;//
1452                 uv_y_off   = yoffset;//0
1453                 fix->line_length = stride;
1454                 uv_y_act = win_par->area_par[0].yact>>1;
1455                 break;
1456         case YUV420://420sp
1457         case YUV420_A:
1458                 is_pic_yuv = 1;
1459                 stride     = stride_32bit_1;
1460                 uv_stride  = stride_32bit_1;
1461                 uv_x_off   = xoffset;
1462                 uv_y_off   = yoffset >> 1;
1463                 fix->line_length = stride;
1464                 uv_y_act = win_par->area_par[0].yact>>1;
1465                 break;
1466         case YUV444:
1467         case YUV444_A:
1468                 is_pic_yuv = 1;
1469                 stride     = stride_32bit_1;
1470                 uv_stride  = stride_32bit_2;
1471                 uv_x_off   = xoffset*2;
1472                 uv_y_off   = yoffset;
1473                 fix->line_length = stride<<2;
1474                 uv_y_act = win_par->area_par[0].yact;
1475                 break;
1476         default:
1477                 break;
1478         }
1479         if(is_pic_yuv == 1){
1480                 reg_win_data->reg_area_data[0].cbr_start =
1481                         reg_win_data->reg_area_data[0].smem_start + xvir*yvir;
1482                 reg_win_data->reg_area_data[0].uv_vir_stride =
1483                         uv_stride >> 2;
1484                 if(screen->y_mirror == 1){
1485                         if(screen->interlace == 1){
1486                                 reg_win_data->reg_area_data[0].c_offset =
1487                                                 uv_y_off*uv_stride*2 +
1488                                                 ((uv_y_act-1)*2+1)*uv_stride +
1489                                                 uv_x_off*pixel_width/8;
1490                         }else{
1491                                 reg_win_data->reg_area_data[0].c_offset =
1492                                                 uv_y_off*uv_stride +
1493                                                 (uv_y_act - 1)*uv_stride +
1494                                                 uv_x_off*pixel_width/8;
1495                         }
1496                 }else{
1497                         if(screen->interlace == 1){
1498                                 reg_win_data->reg_area_data[0].c_offset =
1499                                         uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
1500                         }else{
1501                                 reg_win_data->reg_area_data[0].c_offset =
1502                                         uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1503                         }
1504                 }
1505         }
1506         return 0;
1507 #ifdef CONFIG_ROCKCHIP_IOMMU
1508 err_share_dma_buf:
1509         ion_free(rk_fb->ion_client, hdl);
1510         return -ENOMEM;
1511 #endif
1512 }
1513
1514 static int rk_fb_set_win_config(struct fb_info *info,
1515                 struct rk_fb_win_cfg_data *win_data)
1516 {
1517         //struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1518         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1519         struct rk_fb_reg_data *regs;
1520         struct rk_fb_reg_win_data *reg_win_data;
1521 #ifdef H_USE_FENCE
1522         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
1523         struct sync_fence *retire_fence;
1524         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
1525         struct sync_pt *retire_sync_pt;
1526         char fence_name[20];
1527 #endif
1528         int ret,i,j=0;
1529
1530         //mutex_lock(&dev_drv->output_lock);
1531         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
1532         if (!regs) {
1533                 printk("could not allocate rk_fb_reg_data\n");
1534                 ret = -ENOMEM;
1535                 return ret;
1536         }
1537
1538         /*regs->post_cfg.xpos = win_data->post_cfg.xpos;
1539         regs->post_cfg.ypos = win_data->post_cfg.ypos;
1540         regs->post_cfg.xsize = win_data->post_cfg.xsize;
1541         regs->post_cfg.ysize = win_data->post_cfg.xsize;*/
1542
1543         for (i=0; i<dev_drv->lcdc_win_num; i++) {
1544                 if(win_data->win_par[i].win_id < dev_drv->lcdc_win_num){
1545                         rk_fb_set_win_buffer(info,&win_data->win_par[i],&regs->reg_win_data[j]);
1546                         if(regs->reg_win_data[j].area_num > 0){
1547                                 regs->win_num++;
1548                                 regs->buf_num += regs->reg_win_data[j].area_buf_num;
1549                         }
1550                         j++;
1551                 }else{
1552                         printk("error:win_id bigger than lcdc_win_num\n");
1553                         printk("i=%d,win_id=%d\n",i,win_data->win_par[i].win_id);
1554                 }
1555         }
1556         for(i=0; i<regs->win_num; i++){
1557                 reg_win_data = &regs->reg_win_data[i];
1558                 for(j=0;j<RK_WIN_MAX_AREA;j++){
1559                         if(reg_win_data->reg_area_data[j].acq_fence){
1560                                 printk("acq_fence wait!!!!!\n");
1561                                 rk_fd_fence_wait(dev_drv,
1562                                 reg_win_data->reg_area_data[j].acq_fence);
1563                         }
1564                 }
1565         }
1566
1567         mutex_lock(&dev_drv->output_lock);
1568         if(!(dev_drv->suspend_flag == 0)){
1569                 rk_fb_update_reg(dev_drv,regs);
1570                 printk("suspend_flag = 1\n");
1571                 goto err;
1572         }
1573         mutex_lock(&dev_drv->update_regs_list_lock);
1574         dev_drv->timeline_max++;
1575 #ifdef H_USE_FENCE
1576         for(i=0;i<RK_MAX_BUF_NUM;i++){
1577                 if(i<regs->buf_num){
1578                         sprintf(fence_name,"fence%d",i);
1579                         win_data->rel_fence_fd[i] =  get_unused_fd();
1580                         if (win_data->rel_fence_fd[i] < 0){
1581                                 printk("rel_fence_fd=%d\n",win_data->rel_fence_fd[i]);
1582                                 return -EFAULT;
1583                         }
1584                         release_sync_pt[i] = sw_sync_pt_create(dev_drv->timeline,
1585                                 dev_drv->timeline_max);
1586                         release_fence[i] = sync_fence_create(fence_name, release_sync_pt[i]);
1587                         sync_fence_install(release_fence[i], win_data->rel_fence_fd[i]);
1588                 }else{
1589                         win_data->rel_fence_fd[i] = -1;
1590                 }
1591         }
1592
1593         win_data->ret_fence_fd =  get_unused_fd();
1594         if (win_data->ret_fence_fd < 0){
1595                 printk("ret_fence_fd=%d\n",win_data->ret_fence_fd);
1596                 return -EFAULT;
1597         }
1598         retire_sync_pt = sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
1599         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
1600         sync_fence_install(retire_fence, win_data->ret_fence_fd);
1601 #else
1602         for(i=0;i<RK_MAX_BUF_NUM;i++){
1603                 win_data->rel_fence_fd[i] = -1;
1604         }
1605         win_data->ret_fence_fd = -1;
1606 #endif
1607         if(dev_drv->wait_fs == 0){
1608                 list_add_tail(&regs->list,&dev_drv->update_regs_list);
1609                 mutex_unlock(&dev_drv->update_regs_list_lock);
1610                 queue_kthread_work(&dev_drv->update_regs_worker,
1611                                 &dev_drv->update_regs_work);
1612         }else{
1613                 mutex_unlock(&dev_drv->update_regs_list_lock);
1614                 rk_fb_update_reg(dev_drv,regs);
1615         }
1616
1617 err:
1618         mutex_unlock(&dev_drv->output_lock);
1619         return ret;
1620 }
1621 static int cfgdone_last_time_ms = 0;
1622 static int cfgdone_interval_ms = 0;
1623 int rk_get_real_fps()
1624 {
1625     struct timespec now;
1626     int interval_ms = 0;
1627     getnstimeofday(&now);
1628     interval_ms = (now.tv_sec *1000 + now.tv_nsec/1000000) - cfgdone_last_time_ms;
1629     interval_ms = (interval_ms > cfgdone_interval_ms) ? interval_ms : cfgdone_interval_ms;
1630         return 1000 / interval_ms;
1631 }
1632 EXPORT_SYMBOL(rk_get_real_fps);
1633
1634 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
1635 {
1636         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1637         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1638         struct fb_fix_screeninfo *fix = &info->fix;
1639         int fb_id = 0, extend_win_id = 0;
1640         struct fb_info *extend_info = NULL;
1641         struct rk_lcdc_driver *extend_dev_drv = NULL;
1642         struct rk_lcdc_win *extend_win = NULL;
1643         struct rk_lcdc_win *win;
1644         int enable; /* enable fb:1 enable;0 disable*/
1645         int ovl;   /*overlay:0 win1 on the top of win0;1,win0 on the top of win1*/
1646         int num_buf; /*buffer_number*/
1647         int ret;
1648         struct rk_fb_win_cfg_data win_data;
1649         unsigned int dsp_addr[4];
1650         int list_stat;
1651
1652         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1653
1654         void __user *argp = (void __user *)arg;
1655         win = dev_drv->win[win_id];
1656         if (rk_fb->disp_mode == DUAL) {
1657                 fb_id = get_extend_fb_id(info);
1658                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1659                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1660                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1661                                                 extend_info->fix.id);
1662                 extend_win = extend_dev_drv->win[extend_win_id];
1663         }
1664
1665         switch (cmd) {
1666         case RK_FBIOSET_YUV_ADDR:
1667         {
1668                 u32 yuv_phy[2];
1669                 if (copy_from_user(yuv_phy, argp, 8))
1670                         return -EFAULT;
1671                 fix->smem_start = yuv_phy[0];
1672                 fix->mmio_start = yuv_phy[1];
1673                 break;
1674         }
1675         case RK_FBIOSET_ENABLE:
1676                 if (copy_from_user(&enable, argp, sizeof(enable)))
1677                         return -EFAULT;
1678                 dev_drv->ops->open(dev_drv, win_id, enable);
1679                 break;
1680         case RK_FBIOGET_ENABLE:
1681                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
1682                 if (copy_to_user(argp, &enable, sizeof(enable)))
1683                         return -EFAULT;
1684                 break;
1685         case RK_FBIOSET_OVERLAY_STATE:
1686                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
1687                         return -EFAULT;
1688                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
1689                 break;
1690         case RK_FBIOGET_OVERLAY_STATE:
1691                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
1692                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
1693                         return -EFAULT;
1694                 break;
1695         case RK_FBIOPUT_NUM_BUFFERS:
1696                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
1697                         return -EFAULT;
1698                 dev_drv->num_buf = num_buf;
1699                 break;
1700         case RK_FBIOSET_VSYNC_ENABLE:
1701                 if (copy_from_user(&enable, argp, sizeof(enable)))
1702                         return -EFAULT;
1703                 dev_drv->vsync_info.active = enable;
1704                 break;
1705
1706         case RK_FBIOGET_DSP_ADDR:
1707                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1708                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
1709                         return -EFAULT;
1710                 break;
1711         case RK_FBIOGET_LIST_STAT:
1712                 list_stat = rk_fb_get_list_stat(dev_drv);
1713                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
1714                         return -EFAULT;
1715
1716                 break;
1717
1718 #if defined(CONFIG_ION_ROCKCHIP)
1719         case RK_FBIOSET_DMABUF_FD:
1720         {
1721                 int usr_fd;
1722                 struct ion_handle *hdl;
1723                 ion_phys_addr_t phy_addr;
1724                 size_t len;
1725                 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
1726                         return -EFAULT;
1727                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
1728                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1729                 fix->smem_start = phy_addr;
1730                 break;
1731         }
1732         case RK_FBIOGET_DMABUF_FD:
1733         {
1734                 int fd = ion_share_dma_buf_fd(rk_fb->ion_client, win->area[0].ion_hdl);
1735                 if (fd < 0) {
1736                         dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
1737                         return fd;
1738                 }
1739                 if (copy_to_user(argp, &fd, sizeof(fd)))
1740                         return -EFAULT;
1741                 break;
1742         }
1743 #endif
1744         case RK_FBIOSET_CONFIG_DONE:
1745                 {
1746                         struct timespec now;
1747                         int curr_time_ms = 0;
1748                         getnstimeofday(&now);
1749                         curr_time_ms = now.tv_sec *1000 + now.tv_nsec/1000000;
1750                         cfgdone_interval_ms = curr_time_ms - cfgdone_last_time_ms;
1751                         cfgdone_last_time_ms = curr_time_ms;
1752                 }
1753                 if(copy_from_user(&win_data,
1754                         (struct rk_fb_win_cfg_data __user *)argp,
1755                         sizeof(win_data))){
1756                         ret = -EFAULT;
1757                         break;
1758                 };
1759
1760                 dev_drv->wait_fs = win_data.wait_fs;
1761                 rk_fb_set_win_config(info,&win_data);
1762
1763                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
1764                          &win_data,
1765                         sizeof(win_data))) {
1766                         ret = -EFAULT;
1767                         break;
1768                 }
1769                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
1770                 break;
1771         default:
1772                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
1773                 break;
1774         }
1775
1776         return 0;
1777 }
1778
1779 static int rk_fb_blank(int blank_mode, struct fb_info *info)
1780 {
1781         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1782         struct fb_fix_screeninfo *fix = &info->fix;
1783         int win_id;
1784 #if defined(CONFIG_RK_HDMI)
1785         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1786 #endif
1787
1788         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
1789         if (win_id < 0)
1790                 return  -ENODEV;
1791 #if defined(CONFIG_RK_HDMI)
1792         if ((rk_fb->disp_mode == ONE_DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
1793                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
1794         } else
1795 #endif
1796         {
1797                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
1798         }
1799         return 0;
1800 }
1801
1802 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
1803 {
1804
1805         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
1806                 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
1807                 ((16 != var->bits_per_pixel) && (32 != var->bits_per_pixel))) {
1808                 dev_err(info->dev, "%s check var fail 1:\n"
1809                                 "xres_vir:%d>>yres_vir:%d\n"
1810                                 "xres:%d>>yres:%d\n"
1811                                 "bits_per_pixel:%d\n",
1812                                 info->fix.id,
1813                                 var->xres_virtual,
1814                                 var->yres_virtual,
1815                                 var->xres,
1816                                 var->yres,
1817                                 var->bits_per_pixel);
1818                 return -EINVAL;
1819         }
1820
1821         if (((var->xoffset+var->xres) > var->xres_virtual) ||
1822                 ((var->yoffset+var->yres) > (var->yres_virtual))) {
1823                 dev_err(info->dev, "%s check_var fail 2:\n"
1824                                 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
1825                                 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
1826                                 info->fix.id,
1827                                 var->xoffset,
1828                                 var->xres,
1829                                 var->xres_virtual,
1830                                 var->yoffset,
1831                                 var->yres,
1832                                 var->yres_virtual);
1833                 return -EINVAL;
1834         }
1835
1836         return 0;
1837 }
1838
1839 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
1840                            size_t count, loff_t *ppos)
1841 {
1842         unsigned long p = *ppos;
1843         u8 *buffer, *dst;
1844         u8 __iomem *src;
1845         int c, cnt = 0, err = 0;
1846         unsigned long total_size;
1847         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1848         struct rk_lcdc_win *win = NULL;
1849         int win_id = 0;
1850
1851         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1852         if (win_id < 0)
1853                 return  -ENODEV;
1854         else
1855                 win = dev_drv->win[win_id];
1856
1857         if (win->format == RGB565)
1858                 total_size = win->area[0].xact*win->area[0].yact<<1; /*only read the current frame buffer*/
1859         else
1860                 total_size = win->area[0].xact*win->area[0].yact<<2;
1861
1862
1863         if (p >= total_size)
1864                 return 0;
1865
1866         if (count >= total_size)
1867                 count = total_size;
1868
1869         if (count + p > total_size)
1870                 count = total_size - p;
1871
1872         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1873                          GFP_KERNEL);
1874         if (!buffer)
1875                 return -ENOMEM;
1876
1877         src = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1878
1879         while (count) {
1880                 c  = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1881                 dst = buffer;
1882                 fb_memcpy_fromfb(dst, src, c);
1883                 dst += c;
1884                 src += c;
1885
1886                 if (copy_to_user(buf, buffer, c)) {
1887                         err = -EFAULT;
1888                         break;
1889                 }
1890                 *ppos += c;
1891                 buf += c;
1892                 cnt += c;
1893                 count -= c;
1894         }
1895
1896         kfree(buffer);
1897
1898         return (err) ? err : cnt;
1899 }
1900
1901 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
1902                             size_t count, loff_t *ppos)
1903 {
1904         unsigned long p = *ppos;
1905         u8 *buffer, *src;
1906         u8 __iomem *dst;
1907         int c, cnt = 0, err = 0;
1908         unsigned long total_size;
1909         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1910         struct rk_lcdc_win *win = NULL;
1911         int win_id = 0;
1912
1913         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1914         if (win_id < 0)
1915                 return  -ENODEV;
1916         else
1917                 win = dev_drv->win[win_id];
1918
1919         if (win->format == RGB565)
1920                 total_size = win->area[0].xact*win->area[0].yact<<1; /*write the current frame buffer*/
1921         else
1922                 total_size = win->area[0].xact*win->area[0].yact<<2;
1923
1924         if (p > total_size)
1925                 return -EFBIG;
1926
1927         if (count > total_size) {
1928                 err = -EFBIG;
1929                 count = total_size;
1930         }
1931
1932         if (count + p > total_size) {
1933                 if (!err)
1934                         err = -ENOSPC;
1935
1936                 count = total_size - p;
1937         }
1938
1939         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1940                          GFP_KERNEL);
1941         if (!buffer)
1942                 return -ENOMEM;
1943
1944         dst = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1945
1946         while (count) {
1947                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1948                 src = buffer;
1949
1950                 if (copy_from_user(src, buf, c)) {
1951                         err = -EFAULT;
1952                         break;
1953                 }
1954
1955                 fb_memcpy_tofb(dst, src, c);
1956                 dst += c;
1957                 src += c;
1958                 *ppos += c;
1959                 buf += c;
1960                 cnt += c;
1961                 count -= c;
1962         }
1963
1964         kfree(buffer);
1965
1966         return (cnt) ? cnt : err;
1967
1968 }
1969
1970 static int rk_fb_set_par(struct fb_info *info)
1971 {
1972         struct fb_var_screeninfo *var = &info->var;
1973         struct fb_fix_screeninfo *fix = &info->fix;
1974         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1975         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1976         int fb_id, extend_win_id = 0;
1977         struct fb_info *extend_info = NULL;
1978         struct rk_lcdc_driver *extend_dev_drv = NULL;
1979         struct rk_lcdc_win *extend_win = NULL;
1980         struct rk_lcdc_win *win = NULL;
1981         struct rk_screen *screen = dev_drv->cur_screen;
1982         int win_id = 0;
1983         u32 cblen = 0, crlen = 0;
1984         u16 xsize = 0, ysize = 0;                 /*winx display window height/width --->LCDC_WINx_DSP_INFO*/
1985         u32 xoffset = var->xoffset;             /* offset from virtual to visible*/
1986         u32 yoffset = var->yoffset;
1987         u16 xpos = (var->nonstd>>8) & 0xfff;   /*visiable pos in panel*/
1988         u16 ypos = (var->nonstd>>20) & 0xfff;
1989         u32 xvir = var->xres_virtual;
1990         u32 yvir = var->yres_virtual;
1991         u8  data_format = var->nonstd&0xff;
1992         u8  fb_data_fmt;
1993         u8  pixel_width;
1994         u32 vir_width_bit;
1995         u32 stride,uv_stride;
1996         u32 stride_32bit_1;
1997         u32 stride_32bit_2;
1998         u16 uv_x_off,uv_y_off,uv_y_act;
1999         u8  is_pic_yuv=0;
2000
2001         var->pixclock = dev_drv->pixclock;
2002         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2003         if (win_id < 0)
2004                 return  -ENODEV;
2005         else
2006                 win = dev_drv->win[win_id];
2007         if (rk_fb->disp_mode == DUAL) {
2008                 fb_id = get_extend_fb_id(info);
2009                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
2010                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
2011                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2012                                         extend_info->fix.id);
2013                 extend_win = extend_dev_drv->win[extend_win_id];
2014         }
2015         if (var->grayscale>>8) { /*if the application has specific the horizontal and vertical display size*/
2016                 xsize = (var->grayscale>>8) & 0xfff;
2017                 ysize = (var->grayscale>>20) & 0xfff;
2018         } else  { /*ohterwise  full  screen display*/
2019                 xsize = screen->mode.xres;
2020                 ysize = screen->mode.yres;
2021         }
2022
2023 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
2024 /*save winameter set by android*/
2025 if (rk_fb->disp_mode != DUAL) {
2026         if (screen->screen_id == 0) {
2027
2028                 dev_drv->screen0->xsize = xsize;
2029                 dev_drv->screen0->ysize = ysize;
2030                 dev_drv->screen0->xpos  = xpos;
2031                 dev_drv->screen0->ypos = ypos;
2032         } else {
2033                 xsize = dev_drv->screen1->xsize;
2034                 ysize = dev_drv->screen1->ysize;
2035                 xpos = dev_drv->screen1->xpos;
2036                 ypos = dev_drv->screen1->ypos;
2037         }
2038 }
2039
2040         fb_data_fmt = rk_fb_data_fmt(data_format,var->bits_per_pixel);
2041         pixel_width = rk_fb_pixel_width(fb_data_fmt);
2042         if((fb_data_fmt == YUV420_A)||(fb_data_fmt == YUV422_A)||(fb_data_fmt == YUV444_A)){
2043                 vir_width_bit = xvir * 8;
2044                 stride_32bit_1 = xvir;
2045                 stride_32bit_2 = xvir*2;
2046         }else{
2047                 vir_width_bit = pixel_width * xvir;
2048                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2049                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2050         }
2051         stride    = stride_32bit_1;//default rgb
2052         fix->line_length = stride;
2053         switch (fb_data_fmt){
2054         case YUV422:
2055         case YUV422_A:
2056                 is_pic_yuv = 1;
2057                 stride     = stride_32bit_1;
2058                 uv_stride  = stride_32bit_1>> 1 ;//
2059                 uv_x_off   = xoffset >> 1 ;//
2060                 uv_y_off   = yoffset;//0
2061                 fix->line_length = stride;
2062                 cblen = crlen = (xvir*yvir)>>1;
2063                 uv_y_act = win->area[0].yact>>1;
2064                 break;
2065         case YUV420://420sp
2066         case YUV420_A:
2067                 is_pic_yuv = 1;
2068                 stride     = stride_32bit_1;
2069                 uv_stride  = stride_32bit_1;
2070                 uv_x_off   = xoffset;
2071                 uv_y_off   = yoffset >> 1;
2072                 fix->line_length = stride;
2073                 cblen = crlen = (xvir*yvir)>>2;
2074                 uv_y_act = win->area[0].yact>>1;
2075                 break;
2076         case YUV444:
2077         case YUV444_A:
2078                 is_pic_yuv = 1;
2079                 stride     = stride_32bit_1;
2080                 uv_stride  = stride_32bit_2;
2081                 uv_x_off   = xoffset*2;
2082                 uv_y_off   = yoffset;
2083                 fix->line_length = stride<<2;
2084                 cblen = crlen = (xvir*yvir);
2085                 uv_y_act = win->area[0].yact;
2086                 break;
2087         default:
2088                 break;
2089         }
2090
2091         // x y mirror ,jump line
2092         if (screen->y_mirror == 1) {
2093                 if (screen->interlace == 1) {
2094                         win->area[0].y_offset = yoffset*stride*2 +
2095                                                         ((win->area[0].yact-1)*2+1)*stride +
2096                                                         xoffset*pixel_width/8;
2097                 } else {
2098                         win->area[0].y_offset = yoffset*stride +
2099                                                         (win->area[0].yact-1)*stride +
2100                                                         xoffset*pixel_width/8;
2101                 }
2102         }else{
2103                 if (screen->interlace == 1) {
2104                         win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
2105                 } else {
2106                         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
2107                 }
2108         }
2109         if (is_pic_yuv == 1) {
2110                 if (screen->y_mirror == 1) {
2111                         if (screen->interlace == 1) {
2112                                 win->area[0].c_offset = uv_y_off*uv_stride*2 +
2113                                                                 ((uv_y_act-1)*2+1)*uv_stride +
2114                                                                 uv_x_off*pixel_width/8;
2115                         } else {
2116                                 win->area[0].c_offset = uv_y_off*uv_stride +
2117                                                                 (uv_y_act - 1)*uv_stride +
2118                                                                 uv_x_off*pixel_width/8;
2119                         }
2120                 } else {
2121                         if (screen->interlace == 1) {
2122                                 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
2123                         } else {
2124                                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
2125                         }
2126                 }
2127         }
2128
2129         win->format = fb_data_fmt;
2130         win->area[0].y_vir_stride = stride>>2;
2131         win->area[0].uv_vir_stride = uv_stride>>2;
2132         win->area[0].xpos = xpos;
2133         win->area[0].ypos = ypos;
2134         win->area[0].xsize = xsize;
2135         win->area[0].ysize = ysize;
2136
2137         win->area[0].smem_start = fix->smem_start;
2138         win->area[0].cbr_start = fix->smem_start+stride*yvir;//fix->mmio_start;
2139         win->area[0].xact = var->xres;              /*winx active window height,is a wint of vir*/
2140         win->area[0].yact = var->yres;
2141         win->area[0].xvir =  var->xres_virtual;    /*virtual resolution  stride --->LCDC_WINx_VIR*/
2142         win->area[0].yvir =  var->yres_virtual;
2143         win->state=1;
2144         win->area[0].state=1;
2145         win->area_num = 1;
2146         win->alpha_mode = 4;//AB_SRC_OVER;
2147         win->alpha_en = ((win->format == ARGB888)||(win->format == ABGR888)) ? 1 : 0;
2148         win->g_alpha_val = 0;
2149
2150         if (rk_fb->disp_mode == DUAL) {
2151                 if (extend_win->state && (hdmi_switch_complete)) {
2152                         if (info != extend_info) {
2153                                 if (win->area[0].xact < win->area[0].yact) {
2154                                         //extend_win->xact = win->area[0].yact;
2155                                         extend_win->area[0].xact = win->area[0].yact;
2156                                         extend_win->area[0].yact = win->area[0].xact;
2157                                         extend_win->area[0].xvir = win->area[0].yact;
2158                                         extend_info->var.xres = var->yres;
2159                                         extend_info->var.yres = var->xres;
2160                                         extend_info->var.xres_virtual = var->yres;
2161                                 } else {
2162                                         extend_win->area[0].xact = win->area[0].xact;
2163                                         extend_win->area[0].yact = win->area[0].yact;
2164                                         extend_win->area[0].xvir = win->area[0].xvir;
2165                                         extend_info->var.xres = var->xres;
2166                                         extend_info->var.yres = var->yres;
2167                                         extend_info->var.xres_virtual = var->xres_virtual;
2168                                 }
2169                                 extend_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
2170                                 extend_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
2171                                 if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
2172                                         extend_win->area[0].xsize = (extend_dev_drv->cur_screen->xsize * win->area[0].xsize) / screen->mode.xres;
2173                                         extend_win->area[0].ysize = (extend_dev_drv->cur_screen->ysize * win->area[0].ysize) / screen->mode.yres;
2174                                         extend_win->area[0].xpos = ((extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1)
2175                                                                         + extend_dev_drv->cur_screen->xsize * win->area[0].xpos / screen->mode.xres;
2176                                         extend_win->area[0].ypos = ((extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1)
2177                                                                         + extend_dev_drv->cur_screen->ysize * win->area[0].ypos / screen->mode.yres;
2178                                 }
2179                                 else {  //the display image of the primary screen is full screen size
2180                                         extend_win->area[0].xpos = (extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1;
2181                                         extend_win->area[0].ypos = (extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1;
2182                                         extend_win->area[0].xsize = extend_dev_drv->cur_screen->xsize;
2183                                         extend_win->area[0].ysize = extend_dev_drv->cur_screen->ysize;
2184                                 }
2185                         #if !defined(CONFIG_FB_ROTATE) && defined(CONFIG_THREE_FB_BUFFER)
2186                                 extend_win->area[0].smem_start = win->area[0].smem_start;
2187                                 extend_win->area[0].cbr_start = win->area[0].cbr_start;
2188                         #endif
2189                                 extend_win->state = 1;
2190                                 extend_win->area[0].state = 1;
2191                                 extend_win->area_num = 1;
2192                                 extend_win->alpha_en = 0;
2193                                 extend_win->format = win->format;
2194                                 extend_info->var.nonstd &= 0xffffff00;
2195                                 extend_info->var.nonstd |= data_format;
2196                                 extend_dev_drv->ops->set_par(extend_dev_drv, extend_win_id);
2197                         }
2198                 }
2199         }
2200         dev_drv->ops->set_par(dev_drv, win_id);
2201
2202         return 0;
2203 }
2204
2205 static inline unsigned int chan_to_field(unsigned int chan,
2206                                          struct fb_bitfield *bf)
2207 {
2208         chan &= 0xffff;
2209         chan >>= 16 - bf->length;
2210         return chan << bf->offset;
2211 }
2212
2213 static int fb_setcolreg(unsigned regno,
2214                                unsigned red, unsigned green, unsigned blue,
2215                                unsigned transp, struct fb_info *info)
2216 {
2217         unsigned int val;
2218
2219         switch (info->fix.visual) {
2220         case FB_VISUAL_TRUECOLOR:
2221                 /* true-colour, use pseudo-palette */
2222                 if (regno < 16) {
2223                         u32 *pal = info->pseudo_palette;
2224                         val  = chan_to_field(red,   &info->var.red);
2225                         val |= chan_to_field(green, &info->var.green);
2226                         val |= chan_to_field(blue,  &info->var.blue);
2227                         pal[regno] = val;
2228                 }
2229                 break;
2230         default:
2231                 return -1;      /* unknown type */
2232         }
2233
2234         return 0;
2235 }
2236
2237 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
2238 {
2239         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2240         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2241         struct rk_lcdc_win *win;
2242         win = dev_drv->win[win_id];
2243
2244         vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
2245
2246         return dma_buf_mmap(win->area[0].dma_buf, vma, 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         size_t len;
2629 #endif
2630         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2631         if (win_id < 0)
2632                 return  -ENODEV;
2633         else
2634                 win = dev_drv->win[win_id];
2635
2636         if (!strcmp(fbi->fix.id, "fb0")) {
2637                 fb_mem_size = 3 * (fbi->var.xres * fbi->var.yres) << 2;
2638                 fb_mem_size = ALIGN(fb_mem_size, SZ_1M);
2639 #if defined(CONFIG_ION_ROCKCHIP)
2640                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0, ION_HEAP(ION_CMA_HEAP_ID), 0);
2641                 if (IS_ERR(handle)) {
2642                         dev_err(fbi->device, "failed to ion_alloc:%ld\n",PTR_ERR(handle));
2643                         return -ENOMEM;
2644                 }
2645                 win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
2646                 if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
2647                         printk("ion_share_dma_buf() failed\n");
2648                         goto err_share_dma_buf;
2649                 }
2650                 win->area[0].ion_hdl = handle;
2651                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
2652 #ifndef CONFIG_ROCKCHIP_IOMMU
2653                 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2654 #else
2655                 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2656                 printk("ion_phys: %x,%x\n", phy_addr, len);
2657                 ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
2658                                         (unsigned long *)&phy_addr, (unsigned long *)&len);
2659                 printk("%s: ion_map_iommu: %x,%x\n", __func__, phy_addr, len);
2660 #endif
2661                 fbi->fix.smem_start = phy_addr;
2662                 fbi->fix.smem_len = len;
2663                 printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n",phy_addr);
2664 #else
2665                 dma_addr_t fb_mem_phys;
2666                 void *fb_mem_virt;
2667                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
2668                                         &fb_mem_phys,GFP_KERNEL);
2669                 if (!fb_mem_virt) {
2670                         pr_err("%s: Failed to allocate framebuffer\n", __func__);
2671                         return -ENOMEM;
2672                 }
2673                 fbi->fix.smem_len = fb_mem_size;
2674                 fbi->fix.smem_start = fb_mem_phys;
2675                 fbi->screen_base = fb_mem_virt;
2676 #endif
2677                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2678                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2679                 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2680         } else {
2681 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
2682                 res = platform_get_resource_byname(fb_pdev,
2683                         IORESOURCE_MEM, "fb2 buf");
2684                 if (res == NULL) {
2685                         dev_err(&fb_pdev->dev, "failed to get win0 memory \n");
2686                         ret = -ENOENT;
2687                 }
2688                 fbi->fix.smem_start = res->start;
2689                 fbi->fix.smem_len = res->end - res->start + 1;
2690                 mem = request_mem_region(res->start, resource_size(res),
2691                         fb_pdev->name);
2692                 fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
2693                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2694 #else    /*three buffer no need to copy*/
2695                 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
2696                 fbi->fix.smem_len   = rk_fb->fb[0]->fix.smem_len;
2697                 fbi->screen_base    = rk_fb->fb[0]->screen_base;
2698 #endif
2699                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2700                         fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2701         }
2702
2703         fbi->screen_size = fbi->fix.smem_len;
2704         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2705         if (win_id >= 0) {
2706                 win = dev_drv->win[win_id];
2707                 win->reserved = fbi->fix.smem_start;
2708         }
2709
2710         return ret;
2711
2712 err_share_dma_buf:
2713         ion_free(rk_fb->ion_client, handle);
2714         return -ENOMEM;
2715
2716 }
2717
2718 static int rk_release_fb_buffer(struct fb_info *fbi)
2719 {
2720         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))  /*buffer for fb1 and fb3 are alloc by android*/
2721                 return 0;
2722         iounmap(fbi->screen_base);
2723         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
2724         return 0;
2725
2726 }
2727 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv, struct rk_lcdc_win *def_win)
2728 {
2729         int i;
2730         int lcdc_win_num = dev_drv->lcdc_win_num;
2731         for (i = 0; i < lcdc_win_num; i++) {
2732                 struct rk_lcdc_win *win = NULL;
2733                 win =  kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
2734                 if (!win) {
2735                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
2736                         return   -ENOMEM;
2737                 }
2738
2739                 strcpy(win->name, def_win[i].name);
2740                 win->id = def_win[i].id;
2741                 win->support_3d = def_win[i].support_3d;
2742                 dev_drv->win[i] = win;
2743         }
2744
2745         return 0;
2746 }
2747
2748
2749 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
2750                                         struct rk_lcdc_win *def_win, int index)
2751 {
2752         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
2753         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
2754                                 sizeof(struct rk_screen), GFP_KERNEL);
2755         if (!screen) {
2756                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
2757                                         dev_drv->id);
2758                 return -ENOMEM;
2759         }
2760
2761         screen->screen_id = 0;
2762         screen->lcdc_id = dev_drv->id;
2763         dev_drv->screen0 = screen;
2764         dev_drv->cur_screen = screen;
2765         /* devie use one lcdc + rk61x scaler for dual display*/
2766         if (rk_fb->disp_mode == ONE_DUAL) {
2767                 struct rk_screen *screen1 = devm_kzalloc(dev_drv->dev,
2768                                                 sizeof(struct rk_screen), GFP_KERNEL);
2769                 if (screen1) {
2770                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
2771                                                 dev_drv->id);
2772                         return -ENOMEM;
2773                 }
2774                 screen1->screen_id = 1;
2775                 screen1->lcdc_id = 1;
2776                 dev_drv->screen1 = screen1;
2777         }
2778         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
2779         init_lcdc_win(dev_drv, def_win);
2780         init_completion(&dev_drv->frame_done);
2781         spin_lock_init(&dev_drv->cpl_lock);
2782         mutex_init(&dev_drv->fb_win_id_mutex);
2783         dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
2784         dev_drv->first_frame = 1;
2785         rk_disp_pwr_ctr_parse_dt(dev_drv);
2786         if (dev_drv->prop == PRMRY) {
2787                 rk_fb_set_prmry_screen(screen);
2788                 rk_fb_get_prmry_screen(screen);
2789         }
2790         dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
2791
2792         return 0;
2793 }
2794
2795 #ifdef CONFIG_LOGO_LINUX_BMP
2796 static struct linux_logo *bmp_logo;
2797 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
2798 {
2799         bmp_logo = fb_find_logo(24);
2800         if (bmp_logo == NULL) {
2801                 printk(KERN_INFO "%s error\n", __func__);
2802                 return 0;
2803         }
2804         return 1;
2805 }
2806
2807 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
2808 {
2809         unsigned char *src = bmp_logo->data;
2810         unsigned char *dst = info->screen_base;
2811         int i;
2812         unsigned int Needwidth = (*(src-24)<<8) | (*(src-23));
2813         unsigned int Needheight = (*(src-22)<<8) | (*(src-21));
2814
2815         for (i = 0; i < Needheight; i++)
2816                 memcpy(dst+info->var.xres*i*4,
2817                         src+bmp_logo->width*i*4, Needwidth*4);
2818
2819 }
2820 #endif
2821
2822 /********************************
2823 *check if the primary lcdc has registerd,
2824 the primary lcdc mas register first
2825 *********************************/
2826 bool is_prmry_rk_lcdc_registered(void)
2827 {
2828         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2829         if (rk_fb->lcdc_dev_drv[0])
2830                 return  true;
2831         else
2832                 return false;
2833
2834
2835 }
2836 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
2837                                 struct rk_lcdc_win *win, int id)
2838 {
2839         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2840         struct fb_info *fbi;
2841         int i = 0, ret = 0, index = 0;
2842         #ifdef CONFIG_ROCKCHIP_IOMMU
2843                 struct device *mmu_dev = NULL;
2844         #endif
2845         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
2846                 return -ENXIO;
2847
2848         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
2849                 if (!rk_fb->lcdc_dev_drv[i]) {
2850                         rk_fb->lcdc_dev_drv[i] = dev_drv;
2851                         rk_fb->lcdc_dev_drv[i]->id = id;
2852                         rk_fb->num_lcdc++;
2853                         break;
2854                 }
2855         }
2856
2857         index = i;
2858         init_lcdc_device_driver(rk_fb, win, index);
2859         dev_drv->fb_index_base = rk_fb->num_fb;
2860         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2861                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
2862                 if (!fbi) {
2863                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
2864                         ret = -ENOMEM;
2865                 }
2866                 fbi->par = dev_drv;
2867                 fbi->var = def_var;
2868                 fbi->fix = def_fix;
2869                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
2870                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
2871                 fbi->var.grayscale |= (fbi->var.xres<<8) + (fbi->var.yres<<20);
2872 #if defined(CONFIG_LOGO_LINUX_BMP)
2873                 fbi->var.bits_per_pixel = 32;
2874 #else
2875                 fbi->var.bits_per_pixel = 16;
2876 #endif
2877                 fbi->fix.line_length  = (fbi->var.xres)*(fbi->var.bits_per_pixel>>3);
2878                 fbi->var.width = dev_drv->cur_screen->width;
2879                 fbi->var.height = dev_drv->cur_screen->height;
2880                 fbi->var.pixclock = dev_drv->pixclock;
2881 #ifdef CONFIG_ROCKCHIP_IOMMU
2882                 fb_ops.fb_mmap = rk_fb_mmap;
2883 #endif
2884                 fbi->fbops = &fb_ops;
2885                 fbi->flags = FBINFO_FLAG_DEFAULT;
2886                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
2887                 if (i == 0){ /* only alloc memory for main fb*/
2888                 #ifdef CONFIG_ROCKCHIP_IOMMU
2889                         mmu_dev = rockchip_get_sysmmu_device_by_compatible("iommu,vopl_mmu");
2890                         if (mmu_dev) {
2891                                 platform_set_sysmmu(mmu_dev, dev_drv->dev);
2892                                 rockchip_sysmmu_set_fault_handler(dev_drv->dev, rk_fb_sysmmu_fault_handler);
2893                                 iovmm_activate(dev_drv->dev);
2894                         }
2895                 #endif
2896                         rk_fb_alloc_buffer(fbi, rk_fb->num_fb);
2897                 }
2898                 ret = register_framebuffer(fbi);
2899                 if (ret < 0) {
2900                         dev_err(&fb_pdev->dev, "%s fb%d register_framebuffer fail!\n",
2901                                         __func__, rk_fb->num_fb);
2902                         return ret;
2903                 }
2904                 rkfb_create_sysfs(fbi);
2905                 rk_fb->fb[rk_fb->num_fb] = fbi;
2906                 dev_info(&fb_pdev->dev, "rockchip framebuffer registerd:%s\n",
2907                                         fbi->fix.id);
2908                 rk_fb->num_fb++;
2909
2910                 if (i == 0) {
2911                         init_waitqueue_head(&dev_drv->vsync_info.wait);
2912                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
2913                         if (ret)
2914                                 dev_err(fbi->dev, "failed to create vsync file\n");
2915                         dev_drv->vsync_info.thread = kthread_run(rk_fb_wait_for_vsync_thread,
2916                                                                 dev_drv, "fb-vsync");
2917                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
2918                                 dev_err(fbi->dev, "failed to run vsync thread\n");
2919                                 dev_drv->vsync_info.thread = NULL;
2920                         }
2921                         dev_drv->vsync_info.active = 1;
2922
2923                         mutex_init(&dev_drv->output_lock);
2924
2925                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
2926                         mutex_init(&dev_drv->update_regs_list_lock);
2927                         init_kthread_worker(&dev_drv->update_regs_worker);
2928
2929                         dev_drv->update_regs_thread = kthread_run(kthread_worker_fn,
2930                                         &dev_drv->update_regs_worker, "rk-fb");
2931                         if (IS_ERR(dev_drv->update_regs_thread)) {
2932                                 int err = PTR_ERR(dev_drv->update_regs_thread);
2933                                 dev_drv->update_regs_thread = NULL;
2934
2935                                 printk("failed to run update_regs thread\n");
2936                                 return err;
2937                         }
2938                         init_kthread_work(&dev_drv->update_regs_work, rk_fb_update_regs_handler);
2939
2940                         dev_drv->timeline = sw_sync_timeline_create("fb-timeline");                     dev_drv->timeline_max = 1;
2941                 }
2942
2943         }
2944
2945  /*show logo for primary display device*/
2946 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
2947 if (dev_drv->prop == PRMRY) {
2948         struct fb_info *main_fbi = rk_fb->fb[0];
2949         main_fbi->fbops->fb_open(main_fbi, 1);
2950         if(support_uboot_display())
2951                 return 0;
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
2968         return 0;
2969
2970
2971 }
2972
2973 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
2974 {
2975
2976         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
2977         struct fb_info *fbi;
2978         int fb_index_base = dev_drv->fb_index_base;
2979         int fb_num = dev_drv->lcdc_win_num;
2980         int i = 0;
2981
2982         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
2983                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
2984                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
2985         }
2986
2987         for (i = 0; i < fb_num; i++)
2988                 kfree(dev_drv->win[i]);
2989
2990         for (i = fb_index_base; i < (fb_index_base+fb_num); i++) {
2991                 fbi = fb_inf->fb[i];
2992                 unregister_framebuffer(fbi);
2993                 /*rk_release_fb_buffer(fbi);*/
2994                 framebuffer_release(fbi);
2995         }
2996         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
2997         fb_inf->num_lcdc--;
2998
2999         return 0;
3000 }
3001
3002
3003 static int rk_fb_probe(struct platform_device *pdev)
3004 {
3005         struct rk_fb *rk_fb = NULL;
3006         struct device_node *np = pdev->dev.of_node;
3007         u32 mode;
3008
3009         if (!np) {
3010                 dev_err(&pdev->dev, "Missing device tree node.\n");
3011                 return -EINVAL;
3012         }
3013
3014         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
3015         if (!rk_fb) {
3016                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
3017                 return  -ENOMEM;
3018         }
3019         platform_set_drvdata(pdev, rk_fb);
3020
3021         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
3022                 rk_fb->disp_mode = mode;
3023
3024         } else {
3025                 dev_err(&pdev->dev, "no disp-mode node found!");
3026                 return -ENODEV;
3027         }
3028
3029         if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on)) {
3030                 printk("uboot-logo-on:%d\n", uboot_logo_on);
3031         }
3032         dev_set_name(&pdev->dev, "rockchip-fb");
3033 #if defined(CONFIG_ION_ROCKCHIP)
3034         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
3035         if (IS_ERR(rk_fb->ion_client)) {
3036                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
3037                 return PTR_ERR(rk_fb->ion_client);
3038         } else {
3039                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
3040         }
3041 #endif
3042
3043         fb_pdev = pdev;
3044         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
3045         return 0;
3046 }
3047
3048 static int rk_fb_remove(struct platform_device *pdev)
3049 {
3050         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3051         kfree(rk_fb);
3052         platform_set_drvdata(pdev, NULL);
3053         return 0;
3054 }
3055
3056 static void rk_fb_shutdown(struct platform_device *pdev)
3057 {
3058         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3059         int i;
3060         for (i = 0; i < rk_fb->num_lcdc; i++) {
3061                 if (!rk_fb->lcdc_dev_drv[i])
3062                         continue;
3063
3064         }
3065
3066 }
3067
3068
3069 static const struct of_device_id rkfb_dt_ids[] = {
3070         { .compatible = "rockchip,rk-fb", },
3071         {}
3072 };
3073
3074 static struct platform_driver rk_fb_driver = {
3075         .probe          = rk_fb_probe,
3076         .remove         = rk_fb_remove,
3077         .driver         = {
3078                 .name   = "rk-fb",
3079                 .owner  = THIS_MODULE,
3080                 .of_match_table = of_match_ptr(rkfb_dt_ids),
3081         },
3082         .shutdown   = rk_fb_shutdown,
3083 };
3084
3085 static int __init rk_fb_init(void)
3086 {
3087         return platform_driver_register(&rk_fb_driver);
3088 }
3089
3090 static void __exit rk_fb_exit(void)
3091 {
3092         platform_driver_unregister(&rk_fb_driver);
3093 }
3094
3095 fs_initcall(rk_fb_init);
3096 module_exit(rk_fb_exit);