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 #endif
  49
  50
  51 static int hdmi_switch_complete;
  52 static struct platform_device *fb_pdev;
  53 struct list_head saved_list;
  54
  55 #if defined(CONFIG_FB_MIRRORING)
  56 int (*video_data_to_mirroring)(struct fb_info *info, u32 yuv_phy[2]);
  57 EXPORT_SYMBOL(video_data_to_mirroring);
  58 #endif
  59
  60
  61 int rk_fb_pixel_width(int data_format)
  62 {
  63         int pixel_width;
  64         switch(data_format){
  65         case XBGR888:
  66         case ABGR888:
  67         case ARGB888:
  68                 pixel_width = 4*8;
  69                 break;
  70         case RGB888:
  71                 pixel_width = 3*8;
  72                 break;
  73         case RGB565:
  74                 pixel_width = 2*8;
  75                 break;
  76         case YUV422:
  77         case YUV420:
  78         case YUV444:
  79                 pixel_width = 1*8;
  80                 break;
  81         default:
  82                 return -EINVAL;
  83         }
  84         return pixel_width;
  85 }
  86
  87 static int rk_fb_data_fmt(int data_format,int bits_per_pixel)
  88 {
  89         int fb_data_fmt;
  90         if(data_format){
  91                 switch(data_format){
  92                 case HAL_PIXEL_FORMAT_RGBX_8888:
  93                         fb_data_fmt = XBGR888;
  94                         break;
  95                 case HAL_PIXEL_FORMAT_RGBA_8888:
  96                         fb_data_fmt = ABGR888;
  97                         break;
  98                 case HAL_PIXEL_FORMAT_BGRA_8888:
  99                         fb_data_fmt = ARGB888;
 100                         break;
 101                 case HAL_PIXEL_FORMAT_RGB_888:
 102                         fb_data_fmt = RGB888;
 103                         break;
 104                 case HAL_PIXEL_FORMAT_RGB_565:
 105                         fb_data_fmt = RGB565;
 106                         break;
 107                 case HAL_PIXEL_FORMAT_YCbCr_422_SP: // yuv422
 108                         fb_data_fmt = YUV422;
 109                         break;
 110                 case HAL_PIXEL_FORMAT_YCrCb_NV12: // YUV420---uvuvuv
 111                         fb_data_fmt = YUV420;
 112                         break;
 113                 case HAL_PIXEL_FORMAT_YCrCb_444: // yuv444
 114                         fb_data_fmt = YUV444;
 115                         break;
 116                 default:
 117                         printk("%s:un supported format:0x%x\n",__func__,data_format);
 118                     return -EINVAL;
 119                 }
 120         }else{
 121                 switch(bits_per_pixel){
 122                 case 32:
 123                         fb_data_fmt = ARGB888;
 124                         break;
 125                 case 16:
 126                         fb_data_fmt = RGB565;
 127                         break;
 128                 default:
 129                         break;
 130                 }
 131         }
 132         return fb_data_fmt;
 133 }
 134
 135 /* rk display power control parse from dts
 136  *
 137 */
 138 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
 139 {
 140         struct device_node *root  = of_parse_phandle(dev_drv->dev->of_node,
 141                                 "power_ctr", 0);
 142         struct device_node *child;
 143         struct rk_disp_pwr_ctr_list *pwr_ctr;
 144         struct list_head *pos;
 145         enum of_gpio_flags flags;
 146         u32 val = 0;
 147         u32 debug = 0;
 148         int ret;
 149
 150         INIT_LIST_HEAD(&dev_drv->pwrlist_head);
 151         if (!root) {
 152                 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",dev_drv->id);
 153                 return -ENODEV;
 154         }
 155
 156         for_each_child_of_node(root, child) {
 157                 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list), GFP_KERNEL);
 158                 strcpy(pwr_ctr->pwr_ctr.name, child->name);
 159                 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
 160                         if (val == GPIO) {
 161                                 pwr_ctr->pwr_ctr.type = GPIO;
 162                                 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
 163                                 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
 164                                         dev_err(dev_drv->dev, "%s ivalid gpio\n", child->name);
 165                                         return -EINVAL;
 166                                 }
 167                                 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
 168                                 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,child->name);
 169                                 if (ret) {
 170                                         dev_err(dev_drv->dev, "request %s gpio fail:%d\n",
 171                                                 child->name,ret);
 172                                 }
 173
 174                         } else {
 175                                 pwr_ctr->pwr_ctr.type = REGULATOR;
 176
 177                         }
 178                 };
 179                 of_property_read_u32(child, "rockchip,delay", &val);
 180                 pwr_ctr->pwr_ctr.delay = val;
 181                 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
 182         }
 183
 184         of_property_read_u32(root, "rockchip,debug", &debug);
 185
 186         if (debug) {
 187                 list_for_each(pos, &dev_drv->pwrlist_head) {
 188                         pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 189                         printk(KERN_INFO "pwr_ctr_name:%s\n"
 190                                          "pwr_type:%s\n"
 191                                          "gpio:%d\n"
 192                                          "atv_val:%d\n"
 193                                          "delay:%d\n\n",
 194                                          pwr_ctr->pwr_ctr.name,
 195                                          (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
 196                                          pwr_ctr->pwr_ctr.gpio,
 197                                          pwr_ctr->pwr_ctr.atv_val,
 198                                          pwr_ctr->pwr_ctr.delay);
 199                 }
 200         }
 201
 202         return 0;
 203
 204 }
 205
 206 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
 207 {
 208         struct list_head *pos;
 209         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 210         struct pwr_ctr *pwr_ctr;
 211         if (list_empty(&dev_drv->pwrlist_head))
 212                 return 0;
 213         list_for_each(pos, &dev_drv->pwrlist_head) {
 214                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 215                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 216                 if (pwr_ctr->type == GPIO) {
 217                         gpio_direction_output(pwr_ctr->gpio,pwr_ctr->atv_val);
 218                         mdelay(pwr_ctr->delay);
 219                 }
 220         }
 221
 222         return 0;
 223 }
 224
 225 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
 226 {
 227         struct list_head *pos;
 228         struct rk_disp_pwr_ctr_list *pwr_ctr_list;
 229         struct pwr_ctr *pwr_ctr;
 230         if (list_empty(&dev_drv->pwrlist_head))
 231                 return 0;
 232         list_for_each(pos, &dev_drv->pwrlist_head) {
 233                 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
 234                 pwr_ctr = &pwr_ctr_list->pwr_ctr;
 235                 if (pwr_ctr->type == GPIO) {
 236                         gpio_set_value(pwr_ctr->gpio,pwr_ctr->atv_val);
 237                 }
 238         }
 239
 240         return 0;
 241 }
 242
 243 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
 244                                 struct rk_screen *screen)
 245 {
 246         screen->mode.pixclock = dt->pixelclock.typ;
 247         screen->mode.left_margin = dt->hback_porch.typ;
 248         screen->mode.right_margin = dt->hfront_porch.typ;
 249         screen->mode.xres = dt->hactive.typ;
 250         screen->mode.hsync_len = dt->hsync_len.typ;
 251         screen->mode.upper_margin = dt->vback_porch.typ;
 252         screen->mode.lower_margin = dt->vfront_porch.typ;
 253         screen->mode.yres = dt->vactive.typ;
 254         screen->mode.vsync_len = dt->vsync_len.typ;
 255         screen->type = dt->screen_type;
 256         screen->lvds_format = dt->lvds_format;
 257         screen->face = dt->face;
 258
 259         if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
 260                 screen->pin_dclk = 1;
 261         else
 262                 screen->pin_dclk = 0;
 263         if(dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
 264                 screen->pin_hsync = 1;
 265         else
 266                 screen->pin_hsync = 0;
 267         if(dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
 268                 screen->pin_vsync = 1;
 269         else
 270                 screen->pin_vsync = 0;
 271         if(dt->flags & DISPLAY_FLAGS_DE_HIGH)
 272                 screen->pin_den = 1;
 273         else
 274                 screen->pin_den = 0;
 275
 276         return 0;
 277
 278 }
 279 int rk_disp_prase_timing_dt(struct rk_lcdc_driver *dev_drv)
 280 {
 281         struct display_timings *disp_timing;
 282         struct display_timing *dt;
 283         struct rk_screen *screen = dev_drv->cur_screen;
 284         disp_timing = of_get_display_timings(dev_drv->dev->of_node);
 285         if (!disp_timing) {
 286                 dev_err(dev_drv->dev, "parse display timing err\n");
 287                 return -EINVAL;
 288         }
 289         dt = display_timings_get(disp_timing, 0);
 290         rk_fb_video_mode_from_timing(dt, screen);
 291         printk(KERN_DEBUG "dclk:%d\n"
 292                          "hactive:%d\n"
 293                          "hback_porch:%d\n"
 294                          "hfront_porch:%d\n"
 295                          "hsync_len:%d\n"
 296                          "vactive:%d\n"
 297                          "vback_porch:%d\n"
 298                          "vfront_porch:%d\n"
 299                          "vsync_len:%d\n"
 300                          "screen_type:%d\n"
 301                          "lvds_format:%d\n"
 302                          "face:%d\n",
 303                         dt->pixelclock.typ,
 304                         dt->hactive.typ,
 305                         dt->hback_porch.typ,
 306                         dt->hfront_porch.typ,
 307                         dt->hsync_len.typ,
 308                         dt->vactive.typ,
 309                         dt->vback_porch.typ,
 310                         dt->vfront_porch.typ,
 311                         dt->vsync_len.typ,
 312                         dt->screen_type,
 313                         dt->lvds_format,
 314                         dt->face);
 315         return 0;
 316
 317 }
 318
 319 int  rk_fb_calc_fps(struct rk_screen * screen, u32 pixclock)
 320 {
 321         int x, y;
 322         unsigned long long hz;
 323         if (!screen) {
 324                 printk(KERN_ERR "%s:null screen!\n", __func__);
 325                 return 0;
 326         }
 327         x = screen->mode.xres + screen->mode.left_margin + screen->mode.right_margin +
 328             screen->mode.hsync_len;
 329         y = screen->mode.yres + screen->mode.upper_margin + screen->mode.lower_margin +
 330             screen->mode.vsync_len;
 331
 332         hz = 1000000000000ULL;  /* 1e12 picoseconds per second */
 333
 334         hz += (x * y) / 2;
 335         do_div(hz, x * y);      /* divide by x * y with rounding */
 336
 337         hz += pixclock / 2;
 338         do_div(hz, pixclock);   /* divide by pixclock with rounding */
 339
 340         return hz;
 341 }
 342
 343 char *get_format_string(enum data_format format, char *fmt)
 344 {
 345         if (!fmt)
 346                 return NULL;
 347         switch (format) {
 348         case ARGB888:
 349                 strcpy(fmt, "ARGB888");
 350                 break;
 351         case RGB888:
 352                 strcpy(fmt, "RGB888");
 353                 break;
 354         case RGB565:
 355                 strcpy(fmt, "RGB565");
 356                 break;
 357         case YUV420:
 358                 strcpy(fmt, "YUV420");
 359                 break;
 360         case YUV422:
 361                 strcpy(fmt, "YUV422");
 362                 break;
 363         case YUV444:
 364                 strcpy(fmt, "YUV444");
 365                 break;
 366         case XRGB888:
 367                 strcpy(fmt, "XRGB888");
 368                 break;
 369         case XBGR888:
 370                 strcpy(fmt, "XBGR888");
 371                 break;
 372         case ABGR888:
 373                 strcpy(fmt, "XBGR888");
 374                 break;
 375         default:
 376                 strcpy(fmt, "invalid");
 377                 break;
 378         }
 379
 380         return fmt;
 381
 382 }
 383
 384
 385
 386 /**********************************************************************
 387 this is for hdmi
 388 name: lcdc device name ,lcdc0 , lcdc1
 389 ***********************************************************************/
 390 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
 391 {
 392         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
 393         int i = 0;
 394         for (i = 0; i < inf->num_lcdc; i++) {
 395                 if (!strcmp(inf->lcdc_dev_drv[i]->name, name))
 396                         break;
 397         }
 398         return inf->lcdc_dev_drv[i];
 399
 400 }
 401
 402 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
 403 {
 404         struct rk_fb *inf = NULL;
 405         struct rk_lcdc_driver *dev_drv = NULL;
 406         int i = 0;
 407
 408         if (likely(fb_pdev))
 409                 inf = platform_get_drvdata(fb_pdev);
 410         else
 411                 return NULL;
 412
 413         for (i = 0; i < inf->num_lcdc; i++) {
 414                 if (inf->lcdc_dev_drv[i]->prop ==  PRMRY) {
 415                         dev_drv = inf->lcdc_dev_drv[i];
 416                         break;
 417                 }
 418         }
 419
 420         return dev_drv;
 421 }
 422
 423
 424 int rk_fb_get_prmry_screen_ft(void)
 425 {
 426         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 427         uint32_t htotal, vtotal, pix_total, ft_us, dclk_mhz;
 428
 429         if (unlikely(!dev_drv))
 430                 return 0;
 431
 432         dclk_mhz = dev_drv->pixclock/(1000*1000);
 433
 434         htotal = (dev_drv->cur_screen->mode.upper_margin + dev_drv->cur_screen->mode.lower_margin +
 435                 dev_drv->cur_screen->mode.yres + dev_drv->cur_screen->mode.vsync_len);
 436         vtotal = (dev_drv->cur_screen->mode.left_margin + dev_drv->cur_screen->mode.right_margin +
 437                 dev_drv->cur_screen->mode.xres + dev_drv->cur_screen->mode.hsync_len);
 438         pix_total = htotal*vtotal;
 439         ft_us = pix_total / dclk_mhz;
 440
 441         return ft_us;
 442 }
 443
 444 static struct rk_lcdc_driver  *rk_get_extend_lcdc_drv(void)
 445 {
 446         struct rk_fb *inf = NULL;
 447         struct rk_lcdc_driver *dev_drv = NULL;
 448         int i = 0;
 449
 450         if (likely(fb_pdev))
 451                 inf = platform_get_drvdata(fb_pdev);
 452         else
 453                 return NULL;
 454
 455         for (i = 0; i < inf->num_lcdc; i++) {
 456                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
 457                         dev_drv = inf->lcdc_dev_drv[i];
 458                         break;
 459                 }
 460         }
 461
 462         return dev_drv;
 463 }
 464
 465 int rk_fb_get_prmry_screen(struct rk_screen *screen)
 466 {
 467         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 468         memcpy(screen, dev_drv->screen0, sizeof(struct rk_screen));
 469         return 0;
 470
 471
 472 }
 473
 474 u32 rk_fb_get_prmry_screen_pixclock(void)
 475 {
 476         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 477         return dev_drv->pixclock;
 478 }
 479
 480 int rk_fb_poll_prmry_screen_vblank(void)
 481 {
 482         struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
 483         if (likely(dev_drv)) {
 484                 if (dev_drv->ops->poll_vblank)
 485                         return dev_drv->ops->poll_vblank(dev_drv);
 486                 else
 487                         return RK_LF_STATUS_NC;
 488         } else
 489                 return RK_LF_STATUS_NC;
 490 }
 491
 492 bool rk_fb_poll_wait_frame_complete(void)
 493 {
 494         uint32_t timeout = RK_LF_MAX_TIMEOUT;
 495         if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC)
 496                 return false;
 497
 498         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR)  &&  --timeout);
 499         while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC)  &&  --timeout);
 500
 501         return true;
 502 }
 503 static int rk_fb_open(struct fb_info *info, int user)
 504 {
 505         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 506         int win_id;
 507
 508         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 509         if (dev_drv->win[win_id]->state)
 510                 return 0;    /* if this win aready opened ,no need to reopen*/
 511         else
 512                 dev_drv->ops->open(dev_drv, win_id, 1);
 513         return 0;
 514 }
 515
 516 static int  get_extend_fb_id(struct fb_info *info)
 517 {
 518         int fb_id = 0;
 519         char *id = info->fix.id;
 520         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 521         if (!strcmp(id, "fb0"))
 522                 fb_id = 0;
 523         else if (!strcmp(id, "fb1"))
 524                 fb_id = 1;
 525         else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
 526                 fb_id = 2;
 527         return fb_id;
 528 }
 529
 530 static int rk_fb_close(struct fb_info *info, int user)
 531 {
 532         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
 533         struct rk_lcdc_win *win = NULL;
 534         int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 535         if (win_id >= 0) {
 536                 win = dev_drv->win[win_id];
 537                 info->fix.smem_start = win->reserved;
 538
 539                 info->var.xres = dev_drv->screen0->mode.xres;
 540                 info->var.yres = dev_drv->screen0->mode.yres;
 541                 info->var.grayscale |= (info->var.xres<<8) + (info->var.yres<<20);
 542 #if defined(CONFIG_LOGO_LINUX_BMP)
 543                 info->var.bits_per_pixel = 32;
 544 #else
 545                 info->var.bits_per_pixel = 16;
 546 #endif
 547                 info->fix.line_length  = (info->var.xres)*(info->var.bits_per_pixel>>3);
 548                 info->var.xres_virtual = info->var.xres;
 549                 info->var.yres_virtual = info->var.yres;
 550                 info->var.width =  dev_drv->screen0->width;
 551                 info->var.height = dev_drv->screen0->height;
 552                 info->var.pixclock = dev_drv->pixclock;
 553                 info->var.left_margin = dev_drv->screen0->mode.left_margin;
 554                 info->var.right_margin = dev_drv->screen0->mode.right_margin;
 555                 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
 556                 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
 557                 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
 558                 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
 559         }
 560
 561         return 0;
 562 }
 563
 564
 565 #if defined(CONFIG_RK29_IPP)
 566 static int get_ipp_format(int fmt)
 567 {
 568         int ipp_fmt = IPP_XRGB_8888;
 569         switch (fmt) {
 570         case HAL_PIXEL_FORMAT_RGBX_8888:
 571         case HAL_PIXEL_FORMAT_RGBA_8888:
 572         case HAL_PIXEL_FORMAT_BGRA_8888:
 573         case HAL_PIXEL_FORMAT_RGB_888:
 574                 ipp_fmt = IPP_XRGB_8888;
 575                 break;
 576         case HAL_PIXEL_FORMAT_RGB_565:
 577                 ipp_fmt = IPP_RGB_565;
 578                 break;
 579         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
 580                 ipp_fmt = IPP_Y_CBCR_H2V1;
 581                 break;
 582         case HAL_PIXEL_FORMAT_YCrCb_NV12:
 583                 ipp_fmt = IPP_Y_CBCR_H2V2;
 584                 break;
 585         case HAL_PIXEL_FORMAT_YCrCb_444:
 586                 ipp_fmt = IPP_Y_CBCR_H1V1;
 587                 break;
 588         default:
 589                 ipp_fmt = IPP_IMGTYPE_LIMIT;
 590                 break;
 591         }
 592
 593         return ipp_fmt;
 594 }
 595
 596 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
 597                                 int rotation, int fmt)
 598 {
 599         int align16 = 2;
 600         int align64 = 8;
 601
 602
 603         if (fmt == IPP_XRGB_8888) {
 604                 align16 = 1;
 605                 align64 = 2;
 606         } else if (fmt == IPP_RGB_565) {
 607                 align16 = 1;
 608                 align64 = 4;
 609         } else {
 610                 align16 = 2;
 611                 align64 = 8;
 612         }
 613         align16 -= 1;  /*for YUV, 1*/
 614         align64 -= 1;  /*for YUV, 7*/
 615
 616         if (rotation == IPP_ROT_0) {
 617                 if (fmt > IPP_RGB_565) {
 618                         if ((*dst_w & 1) != 0)
 619                                 *dst_w = *dst_w+1;
 620                         if ((*dst_h & 1) != 0)
 621                                 *dst_h = *dst_h+1;
 622                         if (*dst_vir_w < *dst_w)
 623                                 *dst_vir_w = *dst_w;
 624                 }
 625         } else {
 626
 627                 if ((*dst_w & align64) != 0)
 628                         *dst_w = (*dst_w+align64)&(~align64);
 629                 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
 630                         *dst_h = *dst_h+1;
 631                 if (*dst_vir_w < *dst_w)
 632                         *dst_vir_w = *dst_w;
 633         }
 634
 635 }
 636
 637 static void fb_copy_by_ipp(struct fb_info *dst_info,
 638                 struct fb_info *src_info, int offset)
 639 {
 640         struct rk29_ipp_req ipp_req;
 641         uint32_t  rotation = 0;
 642         int dst_w, dst_h, dst_vir_w;
 643         int ipp_fmt;
 644         u8 data_format = (dst_info->var.nonstd)&0xff;
 645
 646         memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
 647 #if defined(CONFIG_FB_ROTATE)
 648         int orientation = 270 - CONFIG_ROTATE_ORIENTATION;
 649         switch (orientation) {
 650         case 0:
 651                 rotation = IPP_ROT_0;
 652                 break;
 653         case 90:
 654                 rotation = IPP_ROT_90;
 655                 break;
 656         case 180:
 657                 rotation = IPP_ROT_180;
 658                 break;
 659         case 270:
 660                 rotation = IPP_ROT_270;
 661                 break;
 662         default:
 663                 rotation = IPP_ROT_270;
 664                 break;
 665
 666         }
 667 #endif
 668
 669         dst_w = dst_info->var.xres;
 670         dst_h = dst_info->var.yres;
 671         dst_vir_w = dst_info->var.xres_virtual;
 672         ipp_fmt = get_ipp_format(data_format);
 673         ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
 674         ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
 675         ipp_req.src0.w = src_info->var.xres;
 676         ipp_req.src0.h = src_info->var.yres;
 677         ipp_req.src_vir_w = src_info->var.xres_virtual;
 678         ipp_req.src0.fmt = ipp_fmt;
 679
 680         ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
 681         ipp_req.dst0.w = dst_w;
 682         ipp_req.dst0.h = dst_h;
 683         ipp_req.dst_vir_w = dst_vir_w;
 684         ipp_req.dst0.fmt = ipp_fmt;
 685
 686
 687         ipp_req.timeout = 100;
 688         ipp_req.flag = rotation;
 689         ipp_blit_sync(&ipp_req);
 690
 691 }
 692
 693 #endif
 694
 695
 696 static int rk_fb_rotate(struct fb_info *dst_info,
 697                                 struct fb_info *src_info, int offset)
 698 {
 699         #if defined(CONFIG_RK29_IPP)
 700                 fb_copy_by_ipp(dst_info, src_info, offset);
 701         #else
 702                 return -1;
 703         #endif
 704                 return 0;
 705 }
 706 static int rk_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
 707 {
 708         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
 709         struct rk_lcdc_driver *dev_drv  = (struct rk_lcdc_driver *)info->par;
 710         struct fb_fix_screeninfo *fix = &info->fix;
 711         struct fb_info *extend_info = NULL;
 712         struct rk_lcdc_driver *extend_dev_drv = NULL;
 713         int win_id = 0, extend_win_id = 0;
 714         struct rk_lcdc_win *extend_win = NULL;
 715         struct rk_lcdc_win *win = NULL;
 716         int fb_id = 0;
 717
 718
 719         u32 xoffset = var->xoffset;
 720         u32 yoffset = var->yoffset;
 721         u32 xvir = var->xres_virtual;
 722         u32 yvir = var->yres_virtual;
 723         /*u8 data_format = var->nonstd&0xff;*/
 724
 725         u8  pixel_width;
 726         u32 vir_width_bit;
 727         u32 stride,uv_stride;
 728         u32 stride_32bit_1;
 729         u32 stride_32bit_2;
 730         u32 stride_128bit_1;
 731         u32 stride_128bit_2;
 732         u16 uv_x_off,uv_y_off;
 733         u8  is_pic_yuv=0;
 734
 735         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
 736         if (win_id < 0)
 737                 return  -ENODEV;
 738         else
 739                 win = dev_drv->win[win_id];
 740
 741         if (rk_fb->disp_mode == DUAL) {
 742                 fb_id = get_extend_fb_id(info);
 743                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
 744                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
 745                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
 746                                                 extend_info->fix.id);
 747                 extend_win = extend_dev_drv->win[extend_win_id];
 748         }
 749         pixel_width = rk_fb_pixel_width(win->format);
 750         vir_width_bit = pixel_width * xvir;
 751         stride_128bit_1 = ((vir_width_bit   + 127) & (~127))/8; //pixel_width = byte_num *8
 752         stride_128bit_2 = ((vir_width_bit*2 + 127) & (~127))/8; //pixel_width = byte_num *8
 753         stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
 754         stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
 755
 756         stride    = stride_32bit_1;//default rgb
 757         fix->line_length = stride;
 758
 759         switch (win->format){
 760         case YUV422:
 761                 is_pic_yuv = 1;
 762                 stride     = stride_32bit_1;
 763                 uv_stride  = stride_32bit_1>> 1 ;//
 764                 uv_x_off   = xoffset >> 1 ;//
 765                 uv_y_off   = yoffset;//0
 766                 fix->line_length = stride;
 767                 break;
 768         case YUV420://420sp
 769                 is_pic_yuv = 1;
 770                 stride     = stride_32bit_1;
 771                 uv_stride  = stride_32bit_1;
 772                 uv_x_off   = xoffset;
 773                 uv_y_off   = yoffset >> 1;
 774                 fix->line_length = stride;
 775                 break;
 776         case YUV444:
 777                 is_pic_yuv = 1;
 778                 stride     = stride_32bit_1;
 779                 uv_stride  = stride_32bit_2;
 780                 uv_x_off   = xoffset*2;
 781                 uv_y_off   = yoffset;
 782                 fix->line_length = stride<<2;
 783                 break;
 784         default:
 785                 break;
 786         }
 787
 788         // x y mirror ,jump line
 789         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
 790         if(is_pic_yuv == 1){
 791                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
 792         }
 793
 794         switch (win->format) {
 795         case XBGR888:
 796         case ARGB888:
 797         case ABGR888:
 798                 win->area[0].y_offset=(yoffset*xvir + xoffset)*4;//win->y_offset = (yoffset*xvir + xoffset)*4;
 799                 break;
 800         case  RGB888:
 801                 win->area[0].y_offset = (yoffset*xvir + xoffset)*3;
 802                 break;
 803         case RGB565:
 804                 win->area[0].y_offset = (yoffset*xvir + xoffset)*2;
 805                 break;
 806         case  YUV422:
 807                 win->area[0].y_offset = yoffset*xvir + xoffset;
 808                 win->area[0].c_offset = win->area[0].y_offset;
 809                 break;
 810         case  YUV420:
 811                 win->area[0].y_offset = yoffset*xvir + xoffset;
 812                 win->area[0].c_offset = (yoffset>>1)*xvir + xoffset;
 813                 break;
 814         case  YUV444:
 815                 win->area[0].y_offset = yoffset*xvir + xoffset;
 816                 win->area[0].c_offset = yoffset*2*xvir + (xoffset<<1);
 817                 break;
 818         default:
 819                 break;
 820         }
 821         win->area[0].smem_start = fix->smem_start;
 822         win->area[0].cbr_start = fix->smem_start + xvir * yvir;
 823         win->state=1;
 824         win->area[0].state=1;
 825         win->area_num = 1;
 826
 827         dev_drv->ops->pan_display(dev_drv, win_id);
 828         if (rk_fb->disp_mode == DUAL) {
 829                 if (extend_win->state && (hdmi_switch_complete)) {
 830                         extend_win->area[0].y_offset = win->area[0].y_offset;
 831                 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
 832                         rk_fb_rotate(extend_info, info, win->area[0].y_offset);
 833                 #endif
 834                         extend_dev_drv->ops->pan_display(extend_dev_drv, extend_win_id);
 835                 }
 836         }
 837
 838         #ifdef  CONFIG_FB_MIRRORING
 839         if (video_data_to_mirroring)
 840                 video_data_to_mirroring(info, NULL);
 841         #endif
 842         return 0;
 843 }
 844
 845 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
 846 {
 847         int i,j;
 848         i = list_empty(&dev_drv->update_regs_list);
 849         j = list_empty(&saved_list);
 850         return i==j?0:1;
 851
 852 }
 853
 854 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv,
 855         struct sync_fence *fence)
 856 {
 857         int err = sync_fence_wait(fence, 1000);
 858
 859         if (err >= 0)
 860                 return;
 861
 862         if (err == -ETIME)
 863                 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
 864
 865         if (err < 0)
 866                 printk("error waiting on fence\n");
 867 }
 868
 869
 870 void rk_fb_free_dma_buf(struct rk_fb_reg_win_data *reg_win_data)
 871 {
 872 #ifdef H_USE_FENCE
 873         int i;
 874         for(i=0;i<RK_WIN_MAX_AREA;i++){
 875                 if(reg_win_data->reg_area_data[i].acq_fence)
 876                         sync_fence_put(reg_win_data->reg_area_data[i].acq_fence);
 877         }
 878 #endif
 879         memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
 880 }
 881
 882 static void rk_fb_update_driver(struct rk_lcdc_win *win,struct rk_fb_reg_win_data *reg_win_data)
 883 {
 884         int i=0;
 885         //struct rk_lcdc_win *win;
 886         //win = dev_drv->win[reg_win_data->win_id];
 887         win->area_num = reg_win_data->area_num;
 888         win->format = reg_win_data->data_format;
 889         win->id = reg_win_data->win_id;
 890         win->z_order = reg_win_data->z_order;
 891
 892         #if 0
 893         for(i=0;i<win->area_num;i++)
 894         {
 895                 printk("i=%d:area[%d]=%x,reg_area_data[%d]=%x,mem_start=%x\n",
 896                         i,i,&win->area[i],i,&reg_win_data->reg_area_data[i],reg_win_data->reg_area_data[i].smem_start);
 897
 898                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
 899                 win->area[i].cbr_start  = reg_win_data->reg_area_data[i].cbr_start;
 900                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
 901                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
 902                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
 903                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
 904                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
 905                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
 906                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
 907                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
 908                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
 909                 win->area[i].c_offset      = reg_win_data->reg_area_data[i].c_offset;
 910                 win->area[i].state = 1;
 911         }
 912         #else
 913         if(reg_win_data->reg_area_data[0].smem_start > 0){
 914                 win->state = 1;
 915                 win->area_num = reg_win_data->area_num;
 916                 win->format = reg_win_data->data_format;
 917                 win->id = reg_win_data->win_id;
 918                 win->z_order = reg_win_data->z_order;
 919                 win->area[0].uv_vir_stride = reg_win_data->reg_area_data[0].uv_vir_stride;
 920                 win->area[0].cbr_start = reg_win_data->reg_area_data[0].cbr_start;
 921                 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
 922                 win->alpha_en = reg_win_data->alpha_en;
 923                 win->alpha_mode = reg_win_data->alpha_mode;
 924                 win->g_alpha_val = reg_win_data->g_alpha_val;
 925                 for(i=0;i<RK_WIN_MAX_AREA;i++)
 926                 {
 927                         if(reg_win_data->reg_area_data[i].smem_start > 0){
 928                                 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
 929                                 win->area[i].xpos          = reg_win_data->reg_area_data[i].xpos;
 930                                 win->area[i].ypos          = reg_win_data->reg_area_data[i].ypos;
 931                                 win->area[i].xsize         = reg_win_data->reg_area_data[i].xsize;
 932                                 win->area[i].ysize         = reg_win_data->reg_area_data[i].ysize;
 933                                 win->area[i].xact          = reg_win_data->reg_area_data[i].xact;
 934                                 win->area[i].yact          = reg_win_data->reg_area_data[i].yact;
 935                                 win->area[i].xvir          = reg_win_data->reg_area_data[i].xvir;
 936                                 win->area[i].yvir          = reg_win_data->reg_area_data[i].yvir;
 937                                 win->area[i].y_offset      = reg_win_data->reg_area_data[i].y_offset;
 938                                 win->area[i].y_vir_stride  = reg_win_data->reg_area_data[i].y_vir_stride;
 939                                 win->area[i].state = 1;
 940                         }else{
 941                                 win->area[i].state = 0;
 942                         }
 943                 }
 944         }else{
 945                 win->state = 0;
 946         }
 947         #endif
 948
 949 }
 950
 951
 952 static void rk_fb_update_reg(struct rk_lcdc_driver * dev_drv,struct rk_fb_reg_data *regs)
 953 {
 954         int i,j,ret=0;
 955         struct rk_lcdc_win *win;
 956         ktime_t timestamp = dev_drv->vsync_info.timestamp;
 957         //struct rk_fb_reg_win_data old_reg_win_data[RK30_MAX_LAYER_SUPPORT];
 958
 959         for(i=0;i<dev_drv->lcdc_win_num;i++){
 960                 //old_reg_win_data[i]= regs->reg_win_data[i];
 961                 win = dev_drv->win[i];
 962                 for(j=0;j<regs->win_num;j++){
 963                         if(i == regs->reg_win_data[j].win_id)
 964                                 break;
 965                 }
 966                 if(j<regs->win_num){
 967                         rk_fb_update_driver(win,&regs->reg_win_data[j]);
 968                         win->state = 1;
 969                 }else{
 970                         win->state = 0;
 971                 }
 972         }
 973 #if 0
 974         for(i=0;i<2;i++){
 975                 printk("win[%d]:drv_win_state=%d\n",i,dev_drv->win[i]->state);
 976                 for(j=0;j<4;j++){
 977                         printk("area[%d]:state=%d,mem_addr=%x\n",
 978                                 i,dev_drv->win[i]->area[j].state,dev_drv->win[i]->area[j].smem_start);
 979                 }
 980         }
 981 #endif
 982         dev_drv->atv_layer_cnt = regs->win_num;
 983         dev_drv->cur_screen->post_xsize = regs->post_cfg.xsize;
 984         dev_drv->cur_screen->post_ysize = regs->post_cfg.ysize;
 985         dev_drv->cur_screen->post_dsp_stx = regs->post_cfg.xpos;
 986         dev_drv->cur_screen->post_dsp_sty = regs->post_cfg.ypos;
 987         dev_drv->ops->set_par(dev_drv,0);
 988
 989         ret = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
 990                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp),msecs_to_jiffies(dev_drv->cur_screen->ft+5));
 991
 992         sw_sync_timeline_inc(dev_drv->timeline, 1);
 993
 994         for(i=0;i<regs->win_num;i++){
 995                 rk_fb_free_dma_buf(&regs->reg_win_data[i]);
 996         }
 997 }
 998
 999 static void rk_fb_update_regs_handler(struct kthread_work *work)
1000 {
1001         struct rk_lcdc_driver * dev_drv =
1002                         container_of(work, struct rk_lcdc_driver, update_regs_work);
1003         struct rk_fb_reg_data *data, *next;
1004         //struct list_head saved_list;
1005         mutex_lock(&dev_drv->update_regs_list_lock);
1006         saved_list = dev_drv->update_regs_list;
1007         list_replace_init(&dev_drv->update_regs_list, &saved_list);
1008         mutex_unlock(&dev_drv->update_regs_list_lock);
1009
1010         list_for_each_entry_safe(data, next, &saved_list, list) {
1011                 rk_fb_update_reg(dev_drv,data);
1012                 list_del(&data->list);
1013                 kfree(data);
1014         }
1015 }
1016
1017 static int rk_fb_set_win_buffer(struct fb_info *info,
1018         struct rk_fb_win_par *win_par,struct rk_fb_reg_win_data *reg_win_data)
1019 {
1020         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1021         //struct fb_var_screeninfo *var = &info->var;
1022         struct fb_fix_screeninfo *fix = &info->fix;
1023         //struct rk_lcdc_driver * dev_drv = (struct rk_lcdc_driver * )info->par;
1024
1025         int i,j,ion_fd,acq_fence_fd;
1026         u32 xvir,yvir;
1027         u32 xoffset,yoffset;
1028
1029         struct ion_handle *hdl;
1030         ion_phys_addr_t phy_addr;
1031         size_t len;
1032         int index_buf;
1033         u8  fb_data_fmt;
1034         u8  pixel_width;
1035         u32 vir_width_bit;
1036         u32 stride,uv_stride;
1037         u32 stride_32bit_1;
1038         u32 stride_32bit_2;
1039         u32 stride_128bit_1;
1040         u32 stride_128bit_2;
1041         u16 uv_x_off,uv_y_off;
1042         u8  is_pic_yuv=0;
1043         u8  ppixel_a=0,global_a=0;
1044         reg_win_data->area_num = 0;
1045         if(win_par->area_par[0].phy_addr == 0){
1046                 for(i=0;i<RK_WIN_MAX_AREA;i++){
1047                         ion_fd = win_par->area_par[i].ion_fd;
1048                         if(ion_fd > 0){
1049                                 reg_win_data->area_num++;
1050                                 for(j=0;j<i;j++){
1051                                         if(ion_fd == win_par->area_par[j].ion_fd){
1052                                                 printk("region[%d] fd is same to region[%d]:fd=%d",
1053                                                         i,j,ion_fd);
1054                                                 break;
1055                                         }
1056                                 }
1057                                 if(j == i){
1058                                         hdl = ion_import_dma_buf(rk_fb->ion_client, ion_fd);
1059                                         ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1060                                         reg_win_data->reg_area_data[i].smem_start = phy_addr;
1061                                         reg_win_data->area_buf_num++;
1062                                         reg_win_data->reg_area_data[i].index_buf = 1;
1063                                 }else{
1064                                         reg_win_data->reg_area_data[i].smem_start =
1065                                                 reg_win_data->reg_area_data[j].smem_start;
1066                                 }
1067                         }
1068                         #if 0
1069                         printk("i=%d,ion_fd=%d,addr=0x%x,area_num=%d,area_buf_num=%d\n",
1070                                 i,ion_fd,reg_win_data->reg_area_data[i].smem_start,
1071                                 reg_win_data->area_num,reg_win_data->area_buf_num);
1072                         #endif
1073                 }
1074         }else{
1075                 reg_win_data->reg_area_data[0].smem_start =
1076                 win_par->area_par[0].phy_addr;
1077                 reg_win_data->area_num = 1;
1078         }
1079
1080         if(reg_win_data->area_num == 0){
1081                 return 0;
1082         }
1083
1084         for(i=0;i<reg_win_data->area_num;i++){
1085                 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1086                 index_buf = reg_win_data->reg_area_data[i].index_buf;
1087                 if((acq_fence_fd > 0)&&(index_buf == 1)){
1088                         reg_win_data->reg_area_data[i].acq_fence =
1089                                 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1090                 }
1091         }
1092         fb_data_fmt = rk_fb_data_fmt(win_par->data_format,0);
1093         reg_win_data->data_format = fb_data_fmt;
1094         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1095
1096         ppixel_a = ((fb_data_fmt == ARGB888)||(fb_data_fmt == ABGR888)) ? 1:0;
1097         global_a = (win_par->g_alpha_val == 0) ? 0:1;
1098         reg_win_data->alpha_en = ppixel_a | global_a;
1099
1100         reg_win_data->z_order = win_par->z_order;
1101         reg_win_data->win_id  = win_par->win_id;
1102
1103         for(i=0;i<reg_win_data->area_num;i++){
1104                 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;//visiable pos in panel
1105                 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1106
1107                 reg_win_data->reg_area_data[i].xsize= win_par->area_par[i].xsize;//realy size in panel
1108                 reg_win_data->reg_area_data[i].ysize= win_par->area_par[i].ysize;
1109
1110                 reg_win_data->reg_area_data[i].xact= win_par->area_par[i].xact;//realy size in panel
1111                 reg_win_data->reg_area_data[i].yact= win_par->area_par[i].yact;
1112
1113                 xoffset = win_par->area_par[i].x_offset;//buf offset
1114                 yoffset = win_par->area_par[i].y_offset;
1115                 xvir = win_par->area_par[i].xvir;
1116                 reg_win_data->reg_area_data[i].xvir = xvir;
1117                 yvir = win_par->area_par[i].yvir;
1118                 reg_win_data->reg_area_data[i].yvir = yvir;
1119                 #if 0
1120                 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",
1121                 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,
1122                 reg_win_data->reg_area_data[i].xact,reg_win_data->reg_area_data[i].yact,xoffset,yoffset,xvir,yvir);
1123                 #endif
1124
1125                 vir_width_bit = pixel_width * xvir;
1126                 stride_128bit_1 = ((vir_width_bit   + 127) & (~127))/8; //pixel_width = byte_num *8
1127                 stride_128bit_2 = ((vir_width_bit*2 + 127) & (~127))/8; //pixel_width = byte_num *8
1128                 stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1129                 stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1130
1131                 stride    = stride_32bit_1;//default rgb
1132                 fix->line_length = stride;
1133                 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1134                 // x y mirror ,jump line
1135                 reg_win_data->reg_area_data[i].y_offset = yoffset*stride+xoffset*pixel_width/8;
1136         }
1137         switch (fb_data_fmt){
1138         case YUV422:
1139                 is_pic_yuv = 1;
1140                 stride     = stride_32bit_1;
1141                 uv_stride  = stride_32bit_1>> 1 ;//
1142                 uv_x_off   = xoffset >> 1 ;//
1143                 uv_y_off   = yoffset;//0
1144                 fix->line_length = stride;
1145                 break;
1146         case YUV420://420sp
1147                 is_pic_yuv = 1;
1148                 stride     = stride_32bit_1;
1149                 uv_stride  = stride_32bit_1;
1150                 uv_x_off   = xoffset;
1151                 uv_y_off   = yoffset >> 1;
1152                 fix->line_length = stride;
1153                 break;
1154         case YUV444:
1155                 is_pic_yuv = 1;
1156                 stride     = stride_32bit_1;
1157                 uv_stride  = stride_32bit_2;
1158                 uv_x_off   = xoffset*2;
1159                 uv_y_off   = yoffset;
1160                 fix->line_length = stride<<2;
1161                 break;
1162         default:
1163                 break;
1164         }
1165         if(is_pic_yuv == 1){
1166                 reg_win_data->reg_area_data[0].cbr_start =
1167                         reg_win_data->reg_area_data[0].smem_start + xvir*yvir;
1168                 reg_win_data->reg_area_data[0].c_offset =
1169                         uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1170                 reg_win_data->reg_area_data[0].uv_vir_stride =
1171                         uv_stride >> 2;
1172         }
1173         return 0;
1174 }
1175
1176 static int rk_fb_set_win_config(struct fb_info *info,
1177                 struct rk_fb_win_cfg_data *win_data)
1178 {
1179         //struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1180         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1181         struct rk_fb_reg_data *regs;
1182         struct rk_fb_reg_win_data *reg_win_data;
1183         struct sync_fence *release_fence[RK_MAX_BUF_NUM];
1184         struct sync_fence *retire_fence;
1185         struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
1186         struct sync_pt *retire_sync_pt;
1187         int ret,i,j=0,fence_fd;
1188         char fence_name[20];
1189
1190         //mutex_lock(&dev_drv->output_lock);
1191         regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
1192         if (!regs) {
1193                 printk("could not allocate rk_fb_reg_data\n");
1194                 ret = -ENOMEM;
1195                 return ret;
1196         }
1197
1198         regs->post_cfg.xpos = win_data->post_cfg.xpos;
1199         regs->post_cfg.ypos = win_data->post_cfg.ypos;
1200         regs->post_cfg.xsize = win_data->post_cfg.xsize;
1201         regs->post_cfg.ysize = win_data->post_cfg.xsize;
1202         for (i=0; i<dev_drv->lcdc_win_num; i++) {
1203                 if(win_data->win_par[i].win_id < dev_drv->lcdc_win_num){
1204                         rk_fb_set_win_buffer(info,&win_data->win_par[i],&regs->reg_win_data[j]);
1205                         if(regs->reg_win_data[j].area_num > 0){
1206                                 regs->win_num++;
1207                                 regs->buf_num += regs->reg_win_data[j].area_buf_num;
1208                         }
1209                         j++;
1210                 }else{
1211                         printk("error:win_id bigger than lcdc_win_num\n");
1212                         printk("i=%d,win_id=%d\n",i,win_data->win_par[i].win_id);
1213                 }
1214         }
1215         for(i=0; i<regs->win_num; i++){
1216                 reg_win_data = &regs->reg_win_data[i];
1217                 for(j=0;j<RK_WIN_MAX_AREA;j++){
1218                         if(reg_win_data->reg_area_data[j].acq_fence){
1219                                 printk("acq_fence wait!!!!!\n");
1220                                 rk_fd_fence_wait(dev_drv,
1221                                 reg_win_data->reg_area_data[j].acq_fence);
1222                         }
1223                 }
1224         }
1225
1226         mutex_lock(&dev_drv->output_lock);
1227         if(!(dev_drv->suspend_flag == 0)){
1228                 rk_fb_update_reg(dev_drv,regs);
1229                 printk("suspend_flag == 0\n");
1230                 goto err;
1231         }
1232         mutex_lock(&dev_drv->update_regs_list_lock);
1233         dev_drv->timeline_max++;
1234 #ifdef H_USE_FENCE
1235         for(i=0;i<RK_MAX_BUF_NUM;i++){
1236                 if(i<regs->buf_num){
1237                         sprintf(fence_name,"fence%d",i);
1238                         win_data->rel_fence_fd[i] =  get_unused_fd();
1239                         if (win_data->rel_fence_fd[i] < 0){
1240                                 printk("rel_fence_fd=%d\n",win_data->rel_fence_fd[i]);
1241                                 return -EFAULT;
1242                         }
1243                         release_sync_pt[i] = sw_sync_pt_create(dev_drv->timeline,
1244                                 dev_drv->timeline_max);
1245                         release_fence[i] = sync_fence_create(fence_name, release_sync_pt[i]);
1246                         sync_fence_install(release_fence[i], win_data->rel_fence_fd[i]);
1247                 }else{
1248                         win_data->rel_fence_fd[i] = -1;
1249                 }
1250         }
1251
1252         win_data->ret_fence_fd =  get_unused_fd();
1253         if (win_data->ret_fence_fd < 0){
1254                 printk("ret_fence_fd=%d\n",win_data->ret_fence_fd);
1255                 return -EFAULT;
1256         }
1257         retire_sync_pt = sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
1258         retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
1259         sync_fence_install(retire_fence, win_data->ret_fence_fd);
1260 #else
1261         for(i=0;i<RK_MAX_BUF_NUM;i++){
1262                 win_data->rel_fence_fd[i] = -1;
1263         }
1264         win_data->ret_fence_fd = -1;
1265 #endif
1266         if(dev_drv->wait_fs == 0){
1267                 list_add_tail(&regs->list,&dev_drv->update_regs_list);
1268                 mutex_unlock(&dev_drv->update_regs_list_lock);
1269                 queue_kthread_work(&dev_drv->update_regs_worker,
1270                                 &dev_drv->update_regs_work);
1271         }else{
1272                 mutex_unlock(&dev_drv->update_regs_list_lock);
1273                 rk_fb_update_reg(dev_drv,regs);
1274         }
1275
1276 err:
1277         mutex_unlock(&dev_drv->output_lock);
1278         return ret;
1279 }
1280
1281 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
1282 {
1283         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1284         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1285         struct fb_fix_screeninfo *fix = &info->fix;
1286         int fb_id = 0, extend_win_id = 0;
1287         struct fb_info *extend_info = NULL;
1288         struct rk_lcdc_driver *extend_dev_drv = NULL;
1289         struct rk_lcdc_win *extend_win = NULL;
1290         struct rk_lcdc_win *win;
1291         int enable; /* enable fb:1 enable;0 disable*/
1292         int ovl;   /*overlay:0 win1 on the top of win0;1,win0 on the top of win1*/
1293         int num_buf; /*buffer_number*/
1294         int ret;
1295         struct rk_fb_win_cfg_data win_data;
1296         unsigned int dsp_addr[4];
1297         int list_stat;
1298
1299         int  win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1300
1301         void __user *argp = (void __user *)arg;
1302         win = dev_drv->win[win_id];
1303         if (rk_fb->disp_mode == DUAL) {
1304                 fb_id = get_extend_fb_id(info);
1305                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1306                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1307                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1308                                                 extend_info->fix.id);
1309                 extend_win = extend_dev_drv->win[extend_win_id];
1310         }
1311
1312         switch (cmd) {
1313         case RK_FBIOSET_YUV_ADDR:
1314         {
1315                 u32 yuv_phy[2];
1316                 if (copy_from_user(yuv_phy, argp, 8))
1317                         return -EFAULT;
1318                 fix->smem_start = yuv_phy[0];
1319                 fix->mmio_start = yuv_phy[1];
1320                 break;
1321         }
1322         case RK_FBIOSET_ENABLE:
1323                 if (copy_from_user(&enable, argp, sizeof(enable)))
1324                         return -EFAULT;
1325                 dev_drv->ops->open(dev_drv, win_id, enable);
1326                 break;
1327         case RK_FBIOGET_ENABLE:
1328                 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
1329                 if (copy_to_user(argp, &enable, sizeof(enable)))
1330                         return -EFAULT;
1331                 break;
1332         case RK_FBIOSET_OVERLAY_STATE:
1333                 if (copy_from_user(&ovl, argp, sizeof(ovl)))
1334                         return -EFAULT;
1335                 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
1336                 break;
1337         case RK_FBIOGET_OVERLAY_STATE:
1338                 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
1339                 if (copy_to_user(argp, &ovl, sizeof(ovl)))
1340                         return -EFAULT;
1341                 break;
1342         case RK_FBIOPUT_NUM_BUFFERS:
1343                 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
1344                         return -EFAULT;
1345                 dev_drv->num_buf = num_buf;
1346                 break;
1347         case RK_FBIOSET_VSYNC_ENABLE:
1348                 if (copy_from_user(&enable, argp, sizeof(enable)))
1349                         return -EFAULT;
1350                 dev_drv->vsync_info.active = enable;
1351                 break;
1352
1353         case RK_FBIOGET_DSP_ADDR:
1354                 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1355                 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
1356                         return -EFAULT;
1357                 break;
1358         case RK_FBIOGET_LIST_STAT:
1359                 list_stat = rk_fb_get_list_stat(dev_drv);
1360                 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
1361                         return -EFAULT;
1362
1363                 break;
1364
1365 #if defined(CONFIG_ION_ROCKCHIP)
1366         case RK_FBIOSET_DMABUF_FD:
1367         {
1368                 int usr_fd;
1369                 struct ion_handle *hdl;
1370                 ion_phys_addr_t phy_addr;
1371                 size_t len;
1372                 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
1373                         return -EFAULT;
1374                 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
1375                 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1376                 fix->smem_start = phy_addr;
1377                 break;
1378         }
1379         case RK_FBIOGET_DMABUF_FD:
1380         {
1381                 int fd = ion_share_dma_buf_fd(rk_fb->ion_client, win->area[0].ion_hdl);
1382                 if (fd < 0) {
1383                         dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
1384                         return fd;
1385                 }
1386                 if (copy_to_user(argp, &fd, sizeof(fd)))
1387                         return -EFAULT;
1388                 break;
1389         }
1390 #endif
1391         case RK_FBIOSET_CONFIG_DONE:
1392                 if(copy_from_user(&win_data,
1393                         (struct rk_fb_win_cfg_data __user *)argp,
1394                         sizeof(win_data))){
1395                         ret = -EFAULT;
1396                         break;
1397                 };
1398
1399                 dev_drv->wait_fs = win_data.wait_fs;
1400                 rk_fb_set_win_config(info,&win_data);
1401
1402                 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
1403                          &win_data,
1404                         sizeof(win_data))) {
1405                         ret = -EFAULT;
1406                         break;
1407                 }
1408                 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
1409
1410                 if (rk_fb->disp_mode == DUAL) {
1411                         if (extend_win->state && (hdmi_switch_complete)) {
1412                                 if (rk_fb->num_fb >= 2) {
1413                                         if (extend_dev_drv->ops->lcdc_reg_update)
1414                                                 extend_dev_drv->ops->lcdc_reg_update(extend_dev_drv);
1415                                 }
1416                         }
1417                 }
1418                 break;
1419         default:
1420                 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
1421                 break;
1422         }
1423
1424         return 0;
1425 }
1426
1427 static int rk_fb_blank(int blank_mode, struct fb_info *info)
1428 {
1429         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1430         struct fb_fix_screeninfo *fix = &info->fix;
1431         int win_id;
1432 #if defined(CONFIG_RK_HDMI)
1433         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1434 #endif
1435
1436         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
1437         if (win_id < 0)
1438                 return  -ENODEV;
1439 #if defined(CONFIG_RK_HDMI)
1440         if ((rk_fb->disp_mode == ONE_DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
1441                 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
1442         } else
1443 #endif
1444         {
1445                 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
1446         }
1447         return 0;
1448 }
1449
1450 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
1451 {
1452
1453         if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
1454                 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
1455                 ((16 != var->bits_per_pixel) && (32 != var->bits_per_pixel))) {
1456                 dev_err(info->dev, "%s check var fail 1:\n"
1457                                 "xres_vir:%d>>yres_vir:%d\n"
1458                                 "xres:%d>>yres:%d\n"
1459                                 "bits_per_pixel:%d\n",
1460                                 info->fix.id,
1461                                 var->xres_virtual,
1462                                 var->yres_virtual,
1463                                 var->xres,
1464                                 var->yres,
1465                                 var->bits_per_pixel);
1466                 return -EINVAL;
1467         }
1468
1469         if (((var->xoffset+var->xres) > var->xres_virtual) ||
1470                 ((var->yoffset+var->yres) > (var->yres_virtual))) {
1471                 dev_err(info->dev, "%s check_var fail 2:\n"
1472                                 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
1473                                 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
1474                                 info->fix.id,
1475                                 var->xoffset,
1476                                 var->xres,
1477                                 var->xres_virtual,
1478                                 var->yoffset,
1479                                 var->yres,
1480                                 var->yres_virtual);
1481                 return -EINVAL;
1482         }
1483
1484         return 0;
1485 }
1486
1487 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
1488                            size_t count, loff_t *ppos)
1489 {
1490         unsigned long p = *ppos;
1491         u8 *buffer, *dst;
1492         u8 __iomem *src;
1493         int c, cnt = 0, err = 0;
1494         unsigned long total_size;
1495         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1496         struct rk_lcdc_win *win = NULL;
1497         int win_id = 0;
1498         int list_empty=0;
1499
1500         list_empty = rk_fb_get_list_stat(dev_drv);
1501         printk("list_empty=%d\n",list_empty);
1502
1503         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1504         if (win_id < 0)
1505                 return  -ENODEV;
1506         else
1507                 win = dev_drv->win[win_id];
1508
1509         if (win->format == RGB565)
1510                 total_size = win->area[0].xact*win->area[0].yact<<1; /*only read the current frame buffer*/
1511         else
1512                 total_size = win->area[0].xact*win->area[0].yact<<2;
1513
1514
1515         if (p >= total_size)
1516                 return 0;
1517
1518         if (count >= total_size)
1519                 count = total_size;
1520
1521         if (count + p > total_size)
1522                 count = total_size - p;
1523
1524         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1525                          GFP_KERNEL);
1526         if (!buffer)
1527                 return -ENOMEM;
1528
1529         src = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1530
1531         while (count) {
1532                 c  = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1533                 dst = buffer;
1534                 fb_memcpy_fromfb(dst, src, c);
1535                 dst += c;
1536                 src += c;
1537
1538                 if (copy_to_user(buf, buffer, c)) {
1539                         err = -EFAULT;
1540                         break;
1541                 }
1542                 *ppos += c;
1543                 buf += c;
1544                 cnt += c;
1545                 count -= c;
1546         }
1547
1548         kfree(buffer);
1549
1550         return (err) ? err : cnt;
1551 }
1552
1553 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
1554                             size_t count, loff_t *ppos)
1555 {
1556         unsigned long p = *ppos;
1557         u8 *buffer, *src;
1558         u8 __iomem *dst;
1559         int c, cnt = 0, err = 0;
1560         unsigned long total_size;
1561         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1562         struct rk_lcdc_win *win = NULL;
1563         int win_id = 0;
1564
1565         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1566         if (win_id < 0)
1567                 return  -ENODEV;
1568         else
1569                 win = dev_drv->win[win_id];
1570
1571         if (win->format == RGB565)
1572                 total_size = win->area[0].xact*win->area[0].yact<<1; /*write the current frame buffer*/
1573         else
1574                 total_size = win->area[0].xact*win->area[0].yact<<2;
1575
1576         if (p > total_size)
1577                 return -EFBIG;
1578
1579         if (count > total_size) {
1580                 err = -EFBIG;
1581                 count = total_size;
1582         }
1583
1584         if (count + p > total_size) {
1585                 if (!err)
1586                         err = -ENOSPC;
1587
1588                 count = total_size - p;
1589         }
1590
1591         buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1592                          GFP_KERNEL);
1593         if (!buffer)
1594                 return -ENOMEM;
1595
1596         dst = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1597
1598         while (count) {
1599                 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1600                 src = buffer;
1601
1602                 if (copy_from_user(src, buf, c)) {
1603                         err = -EFAULT;
1604                         break;
1605                 }
1606
1607                 fb_memcpy_tofb(dst, src, c);
1608                 dst += c;
1609                 src += c;
1610                 *ppos += c;
1611                 buf += c;
1612                 cnt += c;
1613                 count -= c;
1614         }
1615
1616         kfree(buffer);
1617
1618         return (cnt) ? cnt : err;
1619
1620 }
1621
1622 static int rk_fb_set_par(struct fb_info *info)
1623 {
1624         struct fb_var_screeninfo *var = &info->var;
1625         struct fb_fix_screeninfo *fix = &info->fix;
1626         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1627         struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1628         int fb_id, extend_win_id = 0;
1629         struct fb_info *extend_info = NULL;
1630         struct rk_lcdc_driver *extend_dev_drv = NULL;
1631         struct rk_lcdc_win *extend_win = NULL;
1632         struct rk_lcdc_win *win = NULL;
1633         struct rk_screen *screen = dev_drv->cur_screen;
1634         int win_id = 0;
1635         u32 cblen = 0, crlen = 0;
1636         u16 xsize = 0, ysize = 0;                 /*winx display window height/width --->LCDC_WINx_DSP_INFO*/
1637         u32 xoffset = var->xoffset;             /* offset from virtual to visible*/
1638         u32 yoffset = var->yoffset;
1639         u16 xpos = (var->nonstd>>8) & 0xfff;   /*visiable pos in panel*/
1640         u16 ypos = (var->nonstd>>20) & 0xfff;
1641         u32 xvir = var->xres_virtual;
1642         u32 yvir = var->yres_virtual;
1643         u8  data_format = var->nonstd&0xff;
1644         u8  fb_data_fmt;
1645         u8  pixel_width;
1646         u32 vir_width_bit;
1647         u32 stride,uv_stride;
1648         u32 stride_32bit_1;
1649         u32 stride_32bit_2;
1650         u32 stride_128bit_1;
1651         u32 stride_128bit_2;
1652         u16 uv_x_off,uv_y_off;
1653         u8  is_pic_yuv=0;
1654
1655         var->pixclock = dev_drv->pixclock;
1656         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1657         if (win_id < 0)
1658                 return  -ENODEV;
1659         else
1660                 win = dev_drv->win[win_id];
1661         if (rk_fb->disp_mode == DUAL) {
1662                 fb_id = get_extend_fb_id(info);
1663                 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1664                 extend_dev_drv  = (struct rk_lcdc_driver *)extend_info->par;
1665                 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1666                                         extend_info->fix.id);
1667                 extend_win = extend_dev_drv->win[extend_win_id];
1668         }
1669         if (var->grayscale>>8) { /*if the application has specific the horizontal and vertical display size*/
1670                 xsize = (var->grayscale>>8) & 0xfff;
1671                 ysize = (var->grayscale>>20) & 0xfff;
1672         } else  { /*ohterwise  full  screen display*/
1673                 xsize = screen->mode.xres;
1674                 ysize = screen->mode.yres;
1675         }
1676
1677 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
1678 /*save winameter set by android*/
1679 if (rk_fb->disp_mode != DUAL) {
1680         if (screen->screen_id == 0) {
1681
1682                 dev_drv->screen0->xsize = xsize;
1683                 dev_drv->screen0->ysize = ysize;
1684                 dev_drv->screen0->xpos  = xpos;
1685                 dev_drv->screen0->ypos = ypos;
1686         } else {
1687                 xsize = dev_drv->screen1->xsize;
1688                 ysize = dev_drv->screen1->ysize;
1689                 xpos = dev_drv->screen1->xpos;
1690                 ypos = dev_drv->screen1->ypos;
1691         }
1692 }
1693
1694         fb_data_fmt = rk_fb_data_fmt(data_format,var->bits_per_pixel);
1695         pixel_width = rk_fb_pixel_width(fb_data_fmt);
1696         vir_width_bit = pixel_width * xvir;
1697         stride_128bit_1 = ((vir_width_bit   + 127) & (~127))/8; //pixel_width = byte_num *8
1698         stride_128bit_2 = ((vir_width_bit*2 + 127) & (~127))/8; //pixel_width = byte_num *8
1699         stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1700         stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1701
1702         stride    = stride_32bit_1;//default rgb
1703         fix->line_length = stride;
1704
1705         switch (fb_data_fmt){
1706         case YUV422:
1707                 is_pic_yuv = 1;
1708                 stride     = stride_32bit_1;
1709                 uv_stride  = stride_32bit_1>> 1 ;//
1710                 uv_x_off   = xoffset >> 1 ;//
1711                 uv_y_off   = yoffset;//0
1712                 fix->line_length = stride;
1713                 cblen = crlen = (xvir*yvir)>>1;
1714                 break;
1715         case YUV420://420sp
1716                 is_pic_yuv = 1;
1717                 stride     = stride_32bit_1;
1718                 uv_stride  = stride_32bit_1;
1719                 uv_x_off   = xoffset;
1720                 uv_y_off   = yoffset >> 1;
1721                 fix->line_length = stride;
1722                 cblen = crlen = (xvir*yvir)>>2;
1723                 break;
1724         case YUV444:
1725                 is_pic_yuv = 1;
1726                 stride     = stride_32bit_1;
1727                 uv_stride  = stride_32bit_2;
1728                 uv_x_off   = xoffset*2;
1729                 uv_y_off   = yoffset;
1730                 fix->line_length = stride<<2;
1731                 cblen = crlen = (xvir*yvir);
1732                 break;
1733         default:
1734                 break;
1735         }
1736
1737         // x y mirror ,jump line
1738         win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
1739         if(is_pic_yuv == 1){
1740                 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1741         }
1742         win->format = fb_data_fmt;
1743         win->area[0].y_vir_stride = stride>>2;
1744         win->area[0].uv_vir_stride = uv_stride>>2;
1745         win->area[0].xpos = xpos;
1746         win->area[0].ypos = ypos;
1747         win->area[0].xsize = xsize;
1748         win->area[0].ysize = ysize;
1749
1750         win->area[0].smem_start = fix->smem_start;
1751         win->area[0].cbr_start = fix->smem_start+stride*yvir;//fix->mmio_start;
1752         win->area[0].xact = var->xres;              /*winx active window height,is a wint of vir*/
1753         win->area[0].yact = var->yres;
1754         win->area[0].xvir =  var->xres_virtual;    /*virtual resolution  stride --->LCDC_WINx_VIR*/
1755         win->area[0].yvir =  var->yres_virtual;
1756         win->state=1;
1757         win->area[0].state=1;
1758         win->area_num = 1;
1759
1760         if (rk_fb->disp_mode == DUAL) {
1761                 if (extend_win->state && (hdmi_switch_complete)) {
1762                         if (info != extend_info) {
1763                                 if (win->area[0].xact < win->area[0].yact) {
1764                                         //extend_win->xact = win->area[0].yact;
1765                                         extend_win->area[0].xact = win->area[0].yact;
1766                                         extend_win->area[0].yact = win->area[0].xact;
1767                                         extend_win->area[0].xvir = win->area[0].yact;
1768                                         extend_info->var.xres = var->yres;
1769                                         extend_info->var.yres = var->xres;
1770                                         extend_info->var.xres_virtual = var->yres;
1771                                 } else {
1772                                         extend_win->area[0].xact = win->area[0].xact;
1773                                         extend_win->area[0].yact = win->area[0].yact;
1774                                         extend_win->area[0].xvir = win->area[0].xvir;
1775                                         extend_info->var.xres = var->xres;
1776                                         extend_info->var.yres = var->yres;
1777                                         extend_info->var.xres_virtual = var->xres_virtual;
1778                                 }
1779                                 extend_win->format = win->format;
1780                                 extend_info->var.nonstd &= 0xffffff00;
1781                                 extend_info->var.nonstd |= data_format;
1782                                 extend_dev_drv->ops->set_par(extend_dev_drv, extend_win_id);
1783                         }
1784                 }
1785         }
1786         dev_drv->ops->set_par(dev_drv, win_id);
1787
1788         return 0;
1789 }
1790
1791 static inline unsigned int chan_to_field(unsigned int chan,
1792                                          struct fb_bitfield *bf)
1793 {
1794         chan &= 0xffff;
1795         chan >>= 16 - bf->length;
1796         return chan << bf->offset;
1797 }
1798
1799 static int fb_setcolreg(unsigned regno,
1800                                unsigned red, unsigned green, unsigned blue,
1801                                unsigned transp, struct fb_info *info)
1802 {
1803         unsigned int val;
1804
1805         switch (info->fix.visual) {
1806         case FB_VISUAL_TRUECOLOR:
1807                 /* true-colour, use pseudo-palette */
1808                 if (regno < 16) {
1809                         u32 *pal = info->pseudo_palette;
1810                         val  = chan_to_field(red,   &info->var.red);
1811                         val |= chan_to_field(green, &info->var.green);
1812                         val |= chan_to_field(blue,  &info->var.blue);
1813                         pal[regno] = val;
1814                 }
1815                 break;
1816         default:
1817                 return -1;      /* unknown type */
1818         }
1819
1820         return 0;
1821 }
1822
1823 static struct fb_ops fb_ops = {
1824         .owner          = THIS_MODULE,
1825         .fb_open        = rk_fb_open,
1826         .fb_release     = rk_fb_close,
1827         .fb_check_var   = rk_fb_check_var,
1828         .fb_set_par     = rk_fb_set_par,
1829         .fb_blank       = rk_fb_blank,
1830         .fb_ioctl       = rk_fb_ioctl,
1831         .fb_pan_display = rk_pan_display,
1832         .fb_read        = rk_fb_read,
1833         .fb_write       = rk_fb_write,
1834         .fb_setcolreg   = fb_setcolreg,
1835         .fb_fillrect    = cfb_fillrect,
1836         .fb_copyarea    = cfb_copyarea,
1837         .fb_imageblit   = cfb_imageblit,
1838 };
1839
1840
1841
1842 static struct fb_var_screeninfo def_var = {
1843 #if defined(CONFIG_LOGO_LINUX_BMP)
1844         .red            = {16, 8, 0},
1845         .green          = {8, 8, 0},
1846         .blue           = {0, 8, 0},
1847         .transp         = {0, 0, 0},
1848         .nonstd         = HAL_PIXEL_FORMAT_BGRA_8888,
1849 #else
1850         .red            = {11, 5, 0},
1851         .green          = {5, 6, 0},
1852         .blue           = {0, 5, 0},
1853         .transp         = {0, 0, 0},
1854         .nonstd         = HAL_PIXEL_FORMAT_RGB_565,   /*(ypos<<20+xpos<<8+format) format*/
1855 #endif
1856         .grayscale      = 0,  /*(ysize<<20+xsize<<8)*/
1857         .activate       = FB_ACTIVATE_NOW,
1858         .accel_flags    = 0,
1859         .vmode          = FB_VMODE_NONINTERLACED,
1860 };
1861
1862 static struct fb_fix_screeninfo def_fix = {
1863         .type            = FB_TYPE_PACKED_PIXELS,
1864         .type_aux        = 0,
1865         .xpanstep        = 1,
1866         .ypanstep        = 1,
1867         .ywrapstep       = 0,
1868         .accel           = FB_ACCEL_NONE,
1869         .visual          = FB_VISUAL_TRUECOLOR,
1870
1871 };
1872
1873
1874 static int rk_fb_wait_for_vsync_thread(void *data)
1875 {
1876         struct rk_lcdc_driver  *dev_drv = data;
1877         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1878         struct fb_info *fbi = rk_fb->fb[0];
1879
1880         while (!kthread_should_stop()) {
1881                 ktime_t timestamp = dev_drv->vsync_info.timestamp;
1882                 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
1883                         !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
1884                         (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
1885
1886                 if (!ret)
1887                         sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
1888         }
1889
1890         return 0;
1891 }
1892
1893 static ssize_t rk_fb_vsync_show(struct device *dev,
1894                 struct device_attribute *attr, char *buf)
1895 {
1896         struct fb_info *fbi = dev_get_drvdata(dev);
1897         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
1898         return scnprintf(buf, PAGE_SIZE, "%llu\n",
1899                         ktime_to_ns(dev_drv->vsync_info.timestamp));
1900 }
1901
1902 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
1903
1904
1905 /*****************************************************************
1906 this two function is for other module that in the kernel which
1907 need show image directly through fb
1908 fb_id:we have 4 fb here,default we use fb0 for ui display
1909 *******************************************************************/
1910 struct fb_info *rk_get_fb(int fb_id)
1911 {
1912         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
1913         struct fb_info *fb = inf->fb[fb_id];
1914         return fb;
1915 }
1916 EXPORT_SYMBOL(rk_get_fb);
1917
1918 void rk_direct_fb_show(struct fb_info *fbi)
1919 {
1920         rk_fb_set_par(fbi);
1921         rk_pan_display(&fbi->var, fbi);
1922 }
1923 EXPORT_SYMBOL(rk_direct_fb_show);
1924
1925
1926 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
1927                                         struct fb_var_screeninfo *hdmi_var)
1928 {
1929         if (pmy_var->xres < pmy_var->yres) {  /*vertical  lcd screen*/
1930                 hdmi_var->xres = pmy_var->yres;
1931                 hdmi_var->yres = pmy_var->xres;
1932                 hdmi_var->xres_virtual = pmy_var->yres;
1933         } else {
1934                 hdmi_var->xres = pmy_var->xres;
1935                 hdmi_var->yres = pmy_var->yres;
1936                 hdmi_var->xres_virtual = pmy_var->xres_virtual;
1937         }
1938
1939         return 0;
1940
1941 }
1942 int rk_fb_dpi_open(bool open)
1943 {
1944         struct rk_lcdc_driver *dev_drv = NULL;
1945         dev_drv = rk_get_prmry_lcdc_drv();
1946         dev_drv->ops->dpi_open(dev_drv, open);
1947
1948         return 0;
1949 }
1950 int rk_fb_dpi_win_sel(int win_id)
1951 {
1952         struct rk_lcdc_driver *dev_drv = NULL;
1953         dev_drv = rk_get_prmry_lcdc_drv();
1954         dev_drv->ops->dpi_win_sel(dev_drv, win_id);
1955
1956         return 0;
1957 }
1958 int rk_fb_dpi_status(void)
1959 {
1960         int ret;
1961         struct rk_lcdc_driver *dev_drv = NULL;
1962         dev_drv = rk_get_prmry_lcdc_drv();
1963         ret = dev_drv->ops->dpi_status(dev_drv);
1964
1965         return ret;
1966 }
1967
1968 /******************************************
1969 *function:this function will be called by hdmi,when
1970 *             hdmi plug in/out
1971 *screen: the screen attached to hdmi
1972 *enable: 1,hdmi plug in,0,hdmi plug out
1973 *lcdc_id: the lcdc id the hdmi attached ,0 or 1
1974 ******************************************/
1975 int rk_fb_switch_screen(struct rk_screen *screen , int enable, int lcdc_id)
1976 {
1977         struct rk_fb *rk_fb =  platform_get_drvdata(fb_pdev);
1978         struct fb_info *info = NULL;
1979         struct rk_lcdc_driver *dev_drv = NULL;
1980         struct fb_var_screeninfo *hdmi_var    = NULL;
1981         struct fb_var_screeninfo *pmy_var = NULL;      /*var for primary screen*/
1982         struct fb_info *pmy_info = NULL;
1983         struct fb_fix_screeninfo *pmy_fix = NULL;
1984         int i;
1985         struct fb_fix_screeninfo *hdmi_fix    = NULL;
1986         char name[6];
1987         int ret;
1988         int win_id;
1989
1990         //if (rk_fb->disp_mode != DUAL)
1991         //      rk29_backlight_set(0);
1992
1993         sprintf(name, "lcdc%d", lcdc_id);
1994
1995         if (rk_fb->disp_mode != DUAL) {
1996                 dev_drv = rk_fb->lcdc_dev_drv[0];
1997         } else {
1998
1999                 for (i = 0; i < rk_fb->num_lcdc; i++) {
2000                         if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
2001                                 dev_drv = rk_fb->lcdc_dev_drv[i];
2002                                 break;
2003                         }
2004                 }
2005
2006                 if (i == rk_fb->num_lcdc) {
2007                         printk(KERN_ERR "%s driver not found!", name);
2008                         return -ENODEV;
2009                 }
2010         }
2011         printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from", dev_drv->id);
2012
2013         if (rk_fb->num_lcdc == 1)
2014                 info = rk_fb->fb[0];
2015         else if (rk_fb->num_lcdc == 2)
2016                 info = rk_fb->fb[dev_drv->lcdc_win_num]; /*the main fb of lcdc1*/
2017
2018         if (dev_drv->screen1) { /*device like rk2928 ,have only one lcdc but two outputs*/
2019                 if (enable) {
2020                         memcpy(dev_drv->screen1, screen, sizeof(struct rk_screen));
2021                         dev_drv->screen1->lcdc_id = 0; /*connect screen1 to output interface 0*/
2022                         dev_drv->screen1->screen_id = 1;
2023                         dev_drv->screen0->lcdc_id = 1; /*connect screen0 to output interface 1*/
2024                         dev_drv->cur_screen = dev_drv->screen1;
2025                         dev_drv->screen0->ext_screen = dev_drv->screen1;
2026                         if (dev_drv->screen0->sscreen_get) {
2027                                 dev_drv->screen0->sscreen_get(dev_drv->screen0,
2028                                         dev_drv->cur_screen->hdmi_resolution);
2029                         }
2030
2031
2032                 } else {
2033                         dev_drv->screen1->lcdc_id = 1; /*connect screen1 to output interface 1*/
2034                         dev_drv->screen0->lcdc_id = 0; /*connect screen0 to output interface 0*/
2035                         dev_drv->cur_screen = dev_drv->screen0;
2036                         dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
2037                                         dev_drv->screen_ctr_info->lcd_info);
2038                 }
2039         } else{
2040                 if (enable)
2041                         memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
2042         }
2043
2044
2045         win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2046
2047         if (!enable && !dev_drv->screen1) { /*only double lcdc device need to close*/
2048                 if (dev_drv->win[win_id]->state)
2049                         dev_drv->ops->open(dev_drv, win_id, enable); /*disable the win which attached to this fb*/
2050                 hdmi_switch_complete = 0;
2051
2052                 return 0;
2053         }
2054
2055         hdmi_var = &info->var;
2056         hdmi_fix = &info->fix;
2057         if (rk_fb->disp_mode  == DUAL) {
2058                 if (likely(rk_fb->num_lcdc == 2)) {
2059                         pmy_var = &rk_fb->fb[0]->var;
2060                         pmy_fix = &rk_fb->fb[0]->fix;
2061                         set_xact_yact_for_hdmi(pmy_var, hdmi_var);
2062                         hdmi_var->nonstd &= 0xffffff00;
2063                         hdmi_var->nonstd |= (pmy_var->nonstd & 0xff); /*use the same format as primary screen*/
2064                 } else {
2065                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2066                 }
2067         }
2068         hdmi_var->grayscale &= 0xff;
2069         hdmi_var->grayscale |= (dev_drv->cur_screen->mode.xres<<8) + (dev_drv->cur_screen->mode.yres<<20);
2070         if (dev_drv->screen1) { /*device like rk2928,whic have one lcdc but two outputs*/
2071         /*      info->var.nonstd &= 0xff;
2072                 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
2073                 info->var.grayscale &= 0xff;
2074                 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);*/
2075                 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
2076                 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
2077                 dev_drv->screen1->xpos = 0;
2078                 dev_drv->screen1->ypos = 0;
2079         }
2080
2081         ret = info->fbops->fb_open(info, 1);
2082         dev_drv->ops->load_screen(dev_drv, 1);
2083         ret = info->fbops->fb_set_par(info);
2084         if (dev_drv->ops->lcdc_hdmi_process)
2085                 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
2086
2087         if (rk_fb->disp_mode == DUAL) {
2088                 if (likely(rk_fb->num_lcdc == 2)) {
2089                         pmy_info = rk_fb->fb[0];
2090                         pmy_info->fbops->fb_pan_display(pmy_var, pmy_info);
2091                 } else {
2092                         printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2093                 }
2094         } else {
2095                 info->fbops->fb_pan_display(hdmi_var, info);
2096         }
2097         info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2098         if (dev_drv->screen1) {
2099                 if (dev_drv->screen0->sscreen_set) {
2100                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
2101                         msleep(100);
2102                         dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
2103                         dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
2104                 }
2105         }
2106
2107         //if (rk_fb->disp_mode != DUAL)
2108         //      rk29_backlight_set(1);
2109         hdmi_switch_complete = enable;
2110         return 0;
2111
2112 }
2113
2114
2115
2116
2117 /******************************************
2118 function:this function current only called by hdmi for
2119         scale the display
2120 scale_x: scale rate of x resolution
2121 scale_y: scale rate of y resolution
2122 lcdc_id: the lcdc id the hdmi attached ,0 or 1
2123 ******************************************/
2124
2125 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
2126 {
2127         struct rk_fb *inf =  platform_get_drvdata(fb_pdev);
2128         struct fb_info *info = NULL;
2129         struct fb_var_screeninfo *var = NULL;
2130         struct rk_lcdc_driver *dev_drv = NULL;
2131         u16 screen_x, screen_y;
2132         u16 xpos, ypos;
2133         u16 xsize, ysize;
2134         char name[6];
2135         int i = 0;
2136         sprintf(name, "lcdc%d", lcdc_id);
2137
2138 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
2139         dev_drv = inf->lcdc_dev_drv[0];
2140 #else
2141         for (i = 0; i < inf->num_lcdc; i++) {
2142                 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
2143                         dev_drv = inf->lcdc_dev_drv[i];
2144                         break;
2145                 }
2146         }
2147
2148         if (i == inf->num_lcdc) {
2149                 printk(KERN_ERR "%s driver not found!", name);
2150                 return -ENODEV;
2151
2152         }
2153 #endif
2154         if (inf->num_lcdc == 1)
2155                 info = inf->fb[0];
2156         else if (inf->num_lcdc == 2)
2157                 info = inf->fb[dev_drv->lcdc_win_num];
2158
2159         var = &info->var;
2160         screen_x = dev_drv->cur_screen->mode.xres;
2161         screen_y = dev_drv->cur_screen->mode.yres;
2162
2163 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
2164         if (dev_drv->cur_screen->screen_id == 1) {
2165                 dev_drv->cur_screen->xpos = (screen_x-screen_x*scale_x/100)>>1;
2166                 dev_drv->cur_screen->ypos = (screen_y-screen_y*scale_y/100)>>1;
2167                 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2168                 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2169         } else
2170 #endif
2171         {
2172                 xpos = (screen_x-screen_x*scale_x/100)>>1;
2173                 ypos = (screen_y-screen_y*scale_y/100)>>1;
2174                 xsize = screen_x*scale_x/100;
2175                 ysize = screen_y*scale_y/100;
2176                 var->nonstd &= 0xff;
2177                 var->nonstd |= (xpos<<8) + (ypos<<20);
2178                 var->grayscale &= 0xff;
2179                 var->grayscale |= (xsize<<8) + (ysize<<20);
2180         }
2181
2182         info->fbops->fb_set_par(info);
2183         info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2184         return 0;
2185
2186
2187 }
2188
2189 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
2190 {
2191         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2192         struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2193         struct rk_lcdc_win *win = NULL;
2194         int win_id;
2195         int ret = 0;
2196         unsigned long fb_mem_size;
2197 #if defined(CONFIG_ION_ROCKCHIP)
2198         struct ion_handle *handle;
2199         ion_phys_addr_t phy_addr;
2200         size_t len;
2201 #else
2202         dma_addr_t fb_mem_phys;
2203         void *fb_mem_virt;
2204 #endif
2205         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2206         if (win_id < 0)
2207                 return  -ENODEV;
2208         else
2209                 win = dev_drv->win[win_id];
2210
2211         if (!strcmp(fbi->fix.id, "fb0")) {
2212                 fb_mem_size = 3 * (fbi->var.xres * fbi->var.yres) << 2;
2213                 fb_mem_size = ALIGN(fb_mem_size, SZ_1M);
2214 #if defined(CONFIG_ION_ROCKCHIP)
2215                 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0, ION_HEAP(ION_CMA_HEAP_ID), 0);
2216                 if (IS_ERR(handle)) {
2217                         dev_err(fbi->device, "failed to ion_alloc:%ld\n",PTR_ERR(handle));
2218                         return -ENOMEM;
2219                 }
2220                 win->area[0].ion_hdl = handle;
2221                 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
2222                 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2223                 fbi->fix.smem_start = phy_addr;
2224                 fbi->fix.smem_len = len;
2225                 printk("alloc_buffer:smem_start=0x%x\n",phy_addr);
2226 #else
2227
2228                 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size, &fb_mem_phys,
2229                         GFP_KERNEL);
2230                 if (!fb_mem_virt) {
2231                         pr_err("%s: Failed to allocate framebuffer\n", __func__);
2232                         return -ENOMEM;
2233                 }
2234                 fbi->fix.smem_len = fb_mem_size;
2235                 fbi->fix.smem_start = fb_mem_phys;
2236                 fbi->screen_base = fb_mem_virt;
2237 #endif
2238                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2239                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2240                 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2241         } else {
2242 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
2243                 res = platform_get_resource_byname(fb_pdev,
2244                         IORESOURCE_MEM, "fb2 buf");
2245                 if (res == NULL) {
2246                         dev_err(&fb_pdev->dev, "failed to get win0 memory \n");
2247                         ret = -ENOENT;
2248                 }
2249                 fbi->fix.smem_start = res->start;
2250                 fbi->fix.smem_len = res->end - res->start + 1;
2251                 mem = request_mem_region(res->start, resource_size(res),
2252                         fb_pdev->name);
2253                 fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
2254                 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2255 #else    /*three buffer no need to copy*/
2256                 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
2257                 fbi->fix.smem_len   = rk_fb->fb[0]->fix.smem_len;
2258                 fbi->screen_base    = rk_fb->fb[0]->screen_base;
2259 #endif
2260                 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2261                         fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2262         }
2263
2264         fbi->screen_size = fbi->fix.smem_len;
2265         win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2266         if (win_id >= 0) {
2267                 win = dev_drv->win[win_id];
2268                 win->reserved = fbi->fix.smem_start;
2269         }
2270
2271         return ret;
2272 }
2273
2274 static int rk_release_fb_buffer(struct fb_info *fbi)
2275 {
2276         if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))  /*buffer for fb1 and fb3 are alloc by android*/
2277                 return 0;
2278         iounmap(fbi->screen_base);
2279         release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
2280         return 0;
2281
2282 }
2283 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv, struct rk_lcdc_win *def_win)
2284 {
2285         int i;
2286         int lcdc_win_num = dev_drv->lcdc_win_num;
2287         for (i = 0; i < lcdc_win_num; i++) {
2288                 struct rk_lcdc_win *win = NULL;
2289                 win =  kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
2290                 if (!win) {
2291                         dev_err(dev_drv->dev, "kzmalloc for win fail!");
2292                         return   -ENOMEM;
2293                 }
2294
2295                 strcpy(win->name, def_win->name);
2296                 win->id = def_win->id;
2297                 win->support_3d = def_win->support_3d;
2298                 dev_drv->win[i] = win;
2299         }
2300
2301         return 0;
2302 }
2303
2304
2305 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
2306                                         struct rk_lcdc_win *def_win, int index)
2307 {
2308         struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
2309         struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
2310                                 sizeof(struct rk_screen), GFP_KERNEL);
2311         if (!screen) {
2312                 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
2313                                         dev_drv->id);
2314                 return -ENOMEM;
2315         }
2316
2317         screen->screen_id = 0;
2318         screen->lcdc_id = dev_drv->id;
2319         dev_drv->screen0 = screen;
2320         dev_drv->cur_screen = screen;
2321         /* devie use one lcdc + rk61x scaler for dual display*/
2322         if (rk_fb->disp_mode == ONE_DUAL) {
2323                 struct rk_screen *screen1 = devm_kzalloc(dev_drv->dev,
2324                                                 sizeof(struct rk_screen), GFP_KERNEL);
2325                 if (screen1) {
2326                         dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
2327                                                 dev_drv->id);
2328                         return -ENOMEM;
2329                 }
2330                 screen1->screen_id = 1;
2331                 screen1->lcdc_id = 1;
2332                 dev_drv->screen1 = screen1;
2333         }
2334         sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
2335         init_lcdc_win(dev_drv, def_win);
2336         init_completion(&dev_drv->frame_done);
2337         spin_lock_init(&dev_drv->cpl_lock);
2338         mutex_init(&dev_drv->fb_win_id_mutex);
2339         dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
2340         dev_drv->first_frame = 1;
2341         rk_disp_pwr_ctr_parse_dt(dev_drv);
2342         rk_disp_prase_timing_dt(dev_drv);
2343
2344         return 0;
2345 }
2346
2347 #ifdef CONFIG_LOGO_LINUX_BMP
2348 static struct linux_logo *bmp_logo;
2349 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
2350 {
2351         bmp_logo = fb_find_logo(24);
2352         if (bmp_logo == NULL) {
2353                 printk(KERN_INFO "%s error\n", __func__);
2354                 return 0;
2355         }
2356         return 1;
2357 }
2358
2359 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
2360 {
2361         unsigned char *src = bmp_logo->data;
2362         unsigned char *dst = info->screen_base;
2363         int i;
2364         unsigned int Needwidth = (*(src-24)<<8) | (*(src-23));
2365         unsigned int Needheight = (*(src-22)<<8) | (*(src-21));
2366
2367         for (i = 0; i < Needheight; i++)
2368                 memcpy(dst+info->var.xres*i*4,
2369                         src+bmp_logo->width*i*4, Needwidth*4);
2370
2371 }
2372 #endif
2373
2374 /********************************
2375 *check if the primary lcdc has registerd,
2376 the primary lcdc mas register first
2377 *********************************/
2378 bool is_prmry_rk_lcdc_registered(void)
2379 {
2380         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2381         if (rk_fb->lcdc_dev_drv[0])
2382                 return  true;
2383         else
2384                 return false;
2385
2386
2387 }
2388 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
2389                                 struct rk_lcdc_win *win, int id)
2390 {
2391         struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2392         struct fb_info *fbi;
2393         int i = 0, ret = 0, index = 0;
2394
2395         if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
2396                 return -ENXIO;
2397
2398         for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
2399                 if (!rk_fb->lcdc_dev_drv[i]) {
2400                         rk_fb->lcdc_dev_drv[i] = dev_drv;
2401                         rk_fb->lcdc_dev_drv[i]->id = id;
2402                         rk_fb->num_lcdc++;
2403                         break;
2404                 }
2405         }
2406
2407         index = i;
2408         init_lcdc_device_driver(rk_fb, win, index);
2409         dev_drv->fb_index_base = rk_fb->num_fb;
2410         for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2411                 fbi = framebuffer_alloc(0, &fb_pdev->dev);
2412                 if (!fbi) {
2413                         dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
2414                         ret = -ENOMEM;
2415                 }
2416                 fbi->par = dev_drv;
2417                 fbi->var = def_var;
2418                 fbi->fix = def_fix;
2419                 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
2420                 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
2421                 fbi->var.grayscale |= (fbi->var.xres<<8) + (fbi->var.yres<<20);
2422 #if defined(CONFIG_LOGO_LINUX_BMP)
2423                 fbi->var.bits_per_pixel = 32;
2424 #else
2425                 fbi->var.bits_per_pixel = 16;
2426 #endif
2427                 fbi->fix.line_length  = (fbi->var.xres)*(fbi->var.bits_per_pixel>>3);
2428                 fbi->var.width = dev_drv->cur_screen->width;
2429                 fbi->var.height = dev_drv->cur_screen->height;
2430                 fbi->var.pixclock = dev_drv->pixclock;
2431                 fbi->fbops = &fb_ops;
2432                 fbi->flags = FBINFO_FLAG_DEFAULT;
2433                 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
2434                 if (i == 0) /* only alloc memory for main fb*/
2435                         rk_fb_alloc_buffer(fbi, rk_fb->num_fb);
2436                 ret = register_framebuffer(fbi);
2437                 if (ret < 0) {
2438                         dev_err(&fb_pdev->dev, "%s fb%d register_framebuffer fail!\n",
2439                                         __func__, rk_fb->num_fb);
2440                         return ret;
2441                 }
2442                 rkfb_create_sysfs(fbi);
2443                 rk_fb->fb[rk_fb->num_fb] = fbi;
2444                 dev_info(&fb_pdev->dev, "rockchip framebuffer registerd:%s\n",
2445                                         fbi->fix.id);
2446                 rk_fb->num_fb++;
2447
2448                 if (i == 0) {
2449                         init_waitqueue_head(&dev_drv->vsync_info.wait);
2450                         ret = device_create_file(fbi->dev, &dev_attr_vsync);
2451                         if (ret)
2452                                 dev_err(fbi->dev, "failed to create vsync file\n");
2453                         dev_drv->vsync_info.thread = kthread_run(rk_fb_wait_for_vsync_thread,
2454                                                                 dev_drv, "fb-vsync");
2455                         if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
2456                                 dev_err(fbi->dev, "failed to run vsync thread\n");
2457                                 dev_drv->vsync_info.thread = NULL;
2458                         }
2459                         dev_drv->vsync_info.active = 1;
2460
2461                         mutex_init(&dev_drv->output_lock);
2462
2463                         INIT_LIST_HEAD(&dev_drv->update_regs_list);
2464                         mutex_init(&dev_drv->update_regs_list_lock);
2465                         init_kthread_worker(&dev_drv->update_regs_worker);
2466
2467                         dev_drv->update_regs_thread = kthread_run(kthread_worker_fn,
2468                                         &dev_drv->update_regs_worker, "rk-fb");
2469                         if (IS_ERR(dev_drv->update_regs_thread)) {
2470                                 int err = PTR_ERR(dev_drv->update_regs_thread);
2471                                 dev_drv->update_regs_thread = NULL;
2472
2473                                 printk("failed to run update_regs thread\n");
2474                                 return err;
2475                         }
2476                         init_kthread_work(&dev_drv->update_regs_work, rk_fb_update_regs_handler);
2477
2478                         dev_drv->timeline = sw_sync_timeline_create("fb-timeline");                     dev_drv->timeline_max = 1;
2479                 }
2480
2481         }
2482
2483  /*show logo for primary display device*/
2484 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
2485 if (dev_drv->prop == PRMRY) {
2486         struct fb_info *main_fbi = rk_fb->fb[0];
2487         main_fbi->fbops->fb_open(main_fbi, 1);
2488         main_fbi->fbops->fb_set_par(main_fbi);
2489 #if  defined(CONFIG_LOGO_LINUX_BMP)
2490         if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
2491                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2492                 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
2493                 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
2494         }
2495 #else
2496         if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
2497                 fb_set_cmap(&main_fbi->cmap, main_fbi);
2498                 fb_show_logo(main_fbi, FB_ROTATE_UR);
2499                 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
2500         }
2501 #endif
2502         //main_fbi->fbops->fb_ioctl(main_fbi, RK_FBIOSET_CONFIG_DONE, 0);
2503         main_fbi->fbops->fb_set_par(main_fbi);
2504
2505 }
2506 #endif
2507         return 0;
2508
2509
2510 }
2511
2512 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
2513 {
2514
2515         struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
2516         struct fb_info *fbi;
2517         int fb_index_base = dev_drv->fb_index_base;
2518         int fb_num = dev_drv->lcdc_win_num;
2519         int i = 0;
2520
2521         if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
2522                 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
2523                 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
2524         }
2525
2526         for (i = 0; i < fb_num; i++)
2527                 kfree(dev_drv->win[i]);
2528
2529         for (i = fb_index_base; i < (fb_index_base+fb_num); i++) {
2530                 fbi = fb_inf->fb[i];
2531                 unregister_framebuffer(fbi);
2532                 /*rk_release_fb_buffer(fbi);*/
2533                 framebuffer_release(fbi);
2534         }
2535         fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
2536         fb_inf->num_lcdc--;
2537
2538         return 0;
2539 }
2540
2541
2542
2543 #if defined(CONFIG_HAS_EARLYSUSPEND)
2544 struct suspend_info {
2545         struct early_suspend early_suspend;
2546         struct rk_fb *inf;
2547 };
2548
2549 static void rkfb_early_suspend(struct early_suspend *h)
2550 {
2551         struct suspend_info *info = container_of(h, struct suspend_info,
2552                                                 early_suspend);
2553         struct rk_fb *inf = info->inf;
2554         int i;
2555         for (i = 0; i < inf->num_lcdc; i++) {
2556                 if (!inf->lcdc_dev_drv[i])
2557                         continue;
2558                 inf->lcdc_dev_drv[i]->suspend(inf->lcdc_dev_drv[i]);
2559         }
2560 }
2561 static void rkfb_early_resume(struct early_suspend *h)
2562 {
2563         struct suspend_info *info = container_of(h, struct suspend_info,
2564                                                 early_suspend);
2565         struct rk_fb *inf = info->inf;
2566         int i;
2567         for (i = 0; i < inf->num_lcdc; i++) {
2568                 if (!inf->lcdc_dev_drv[i])
2569                         continue;
2570                 inf->lcdc_dev_drv[i]->resume(inf->lcdc_dev_drv[i]);
2571         }
2572
2573 }
2574
2575
2576
2577 static struct suspend_info suspend_info = {
2578         .early_suspend.suspend = rkfb_early_suspend,
2579         .early_suspend.resume = rkfb_early_resume,
2580         .early_suspend.level = EARLY_SUSPEND_LEVEL_DISABLE_FB,
2581 };
2582 #endif
2583
2584 static int rk_fb_probe(struct platform_device *pdev)
2585 {
2586         struct rk_fb *rk_fb = NULL;
2587         struct device_node *np = pdev->dev.of_node;
2588         u32 mode;
2589
2590         if (!np) {
2591                 dev_err(&pdev->dev, "Missing device tree node.\n");
2592                 return -EINVAL;
2593         }
2594
2595         rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
2596         if (!rk_fb) {
2597                 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
2598                 return  -ENOMEM;
2599         }
2600         platform_set_drvdata(pdev, rk_fb);
2601
2602         if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
2603                 rk_fb->disp_mode = mode;
2604
2605         } else {
2606                 dev_err(&pdev->dev, "no disp-mode node found!");
2607                 return -ENODEV;
2608         }
2609         dev_set_name(&pdev->dev, "rockchip-fb");
2610 #if defined(CONFIG_ION_ROCKCHIP)
2611         rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
2612         if (IS_ERR(rk_fb->ion_client)) {
2613                 dev_err(&pdev->dev, "failed to create ion client for rk fb");
2614                 return PTR_ERR(rk_fb->ion_client);
2615         } else {
2616                 dev_info(&pdev->dev, "rk fb ion client create success!\n");
2617         }
2618 #endif
2619
2620 #if defined(CONFIG_HAS_EARLYSUSPEND)
2621         suspend_info.inf = rk_fb;
2622         register_early_suspend(&suspend_info.early_suspend);
2623 #endif
2624         fb_pdev = pdev;
2625         dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
2626         return 0;
2627 }
2628
2629 static int rk_fb_remove(struct platform_device *pdev)
2630 {
2631         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
2632         kfree(rk_fb);
2633         platform_set_drvdata(pdev, NULL);
2634         return 0;
2635 }
2636
2637 static void rk_fb_shutdown(struct platform_device *pdev)
2638 {
2639         struct rk_fb *rk_fb = platform_get_drvdata(pdev);
2640         int i;
2641         for (i = 0; i < rk_fb->num_lcdc; i++) {
2642                 if (!rk_fb->lcdc_dev_drv[i])
2643                         continue;
2644
2645         }
2646
2647 #if     defined(CONFIG_HAS_EARLYSUSPEND)
2648         unregister_early_suspend(&suspend_info.early_suspend);
2649 #endif
2650 }
2651
2652
2653 static const struct of_device_id rkfb_dt_ids[] = {
2654         { .compatible = "rockchip,rk-fb", },
2655         {}
2656 };
2657
2658 static struct platform_driver rk_fb_driver = {
2659         .probe          = rk_fb_probe,
2660         .remove         = rk_fb_remove,
2661         .driver         = {
2662                 .name   = "rk-fb",
2663                 .owner  = THIS_MODULE,
2664                 .of_match_table = of_match_ptr(rkfb_dt_ids),
2665         },
2666         .shutdown   = rk_fb_shutdown,
2667 };
2668
2669 static int __init rk_fb_init(void)
2670 {
2671         return platform_driver_register(&rk_fb_driver);
2672 }
2673
2674 static void __exit rk_fb_exit(void)
2675 {
2676         platform_driver_unregister(&rk_fb_driver);
2677 }
2678
2679 subsys_initcall_sync(rk_fb_init);
2680 module_exit(rk_fb_exit);