2 * drivers/video/rockchip/rk_fb.c
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.
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.
16 #include <linux/module.h>
17 #include <linux/kernel.h>
18 #include <linux/errno.h>
19 #include <linux/string.h>
21 #include <linux/slab.h>
22 #include <linux/delay.h>
23 #include <linux/device.h>
24 #include <linux/kthread.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>
34 #if defined(CONFIG_RK_HDMI)
35 #include "hdmi/rk_hdmi.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>
46 #if defined(CONFIG_ION_ROCKCHIP)
47 #include <linux/rockchip_ion.h>
48 #include <linux/rockchip/iovmm.h>
49 #include <linux/rockchip/sysmmu.h>
50 #include <linux/dma-buf.h>
55 static int hdmi_switch_complete;
56 static struct platform_device *fb_pdev;
57 struct list_head saved_list;
59 #if defined(CONFIG_FB_MIRRORING)
60 int (*video_data_to_mirroring)(struct fb_info *info, u32 yuv_phy[2]);
61 EXPORT_SYMBOL(video_data_to_mirroring);
64 struct rk_fb_reg_win_data g_reg_win_data[4];
65 static int g_last_win_num;
66 static int g_first_buf = 1;
67 static struct rk_fb_trsm_ops *trsm_lvds_ops;
68 static struct rk_fb_trsm_ops *trsm_edp_ops;
69 static struct rk_fb_trsm_ops *trsm_mipi_ops;
70 static int uboot_logo_on = 0;
71 int support_uboot_display(void)
76 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
81 case SCREEN_DUAL_LVDS:
88 case SCREEN_DUAL_MIPI:
92 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
99 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
101 struct rk_fb_trsm_ops *ops;
105 case SCREEN_DUAL_LVDS:
112 case SCREEN_DUAL_MIPI:
117 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
124 int rk_fb_pixel_width(int data_format)
150 printk(KERN_WARNING "%s:un supported format:0x%x\n",
151 __func__,data_format);
157 static int rk_fb_data_fmt(int data_format,int bits_per_pixel)
162 case HAL_PIXEL_FORMAT_RGBX_8888:
163 fb_data_fmt = XBGR888;
165 case HAL_PIXEL_FORMAT_RGBA_8888:
166 fb_data_fmt = ABGR888;
168 case HAL_PIXEL_FORMAT_BGRA_8888:
169 fb_data_fmt = ARGB888;
171 case HAL_PIXEL_FORMAT_RGB_888:
172 fb_data_fmt = RGB888;
174 case HAL_PIXEL_FORMAT_RGB_565:
175 fb_data_fmt = RGB565;
177 case HAL_PIXEL_FORMAT_YCbCr_422_SP: // yuv422
178 fb_data_fmt = YUV422;
180 case HAL_PIXEL_FORMAT_YCrCb_NV12: // YUV420---uvuvuv
181 fb_data_fmt = YUV420;
183 case HAL_PIXEL_FORMAT_YCrCb_444: // yuv444
184 fb_data_fmt = YUV444;
186 case HAL_PIXEL_FORMAT_YCrCb_NV12_10: // yuv444
187 fb_data_fmt = YUV420_A;
189 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10: // yuv444
190 fb_data_fmt = YUV422_A;
192 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10: // yuv444
193 fb_data_fmt = YUV444_A;
196 printk(KERN_WARNING "%s:un supported format:0x%x\n",
197 __func__,data_format);
201 switch(bits_per_pixel){
203 fb_data_fmt = ARGB888;
206 fb_data_fmt = RGB565;
209 printk(KERN_WARNING "%s:un supported bits_per_pixel:%d\n",
210 __func__,bits_per_pixel);
217 /* rk display power control parse from dts
220 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
222 struct device_node *root = of_get_child_by_name(dev_drv->dev->of_node,
224 struct device_node *child;
225 struct rk_disp_pwr_ctr_list *pwr_ctr;
226 struct list_head *pos;
227 enum of_gpio_flags flags;
233 INIT_LIST_HEAD(&dev_drv->pwrlist_head);
235 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",dev_drv->id);
239 for_each_child_of_node(root, child) {
240 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list), GFP_KERNEL);
241 strcpy(pwr_ctr->pwr_ctr.name, child->name);
242 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
244 pwr_ctr->pwr_ctr.type = GPIO;
245 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
246 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
247 dev_err(dev_drv->dev, "%s ivalid gpio\n", child->name);
250 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
251 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,child->name);
253 dev_err(dev_drv->dev, "request %s gpio fail:%d\n",
258 pwr_ctr->pwr_ctr.type = REGULATOR;
262 of_property_read_u32(child, "rockchip,delay", &val);
263 pwr_ctr->pwr_ctr.delay = val;
264 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
267 of_property_read_u32(root, "rockchip,mirror", &mirror);
269 if (mirror == NO_MIRROR) {
270 dev_drv->screen0->x_mirror = 0;
271 dev_drv->screen0->y_mirror = 0;
272 } else if (mirror == X_MIRROR) {
273 dev_drv->screen0->x_mirror = 1;
274 dev_drv->screen0->y_mirror = 0;
275 } else if (mirror == Y_MIRROR) {
276 dev_drv->screen0->x_mirror = 0;
277 dev_drv->screen0->y_mirror = 1;
278 } else if(mirror == X_Y_MIRROR) {
279 dev_drv->screen0->x_mirror = 1;
280 dev_drv->screen0->y_mirror = 1;
283 of_property_read_u32(root, "rockchip,debug", &debug);
286 list_for_each(pos, &dev_drv->pwrlist_head) {
287 pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
288 printk(KERN_INFO "pwr_ctr_name:%s\n"
293 pwr_ctr->pwr_ctr.name,
294 (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
295 pwr_ctr->pwr_ctr.gpio,
296 pwr_ctr->pwr_ctr.atv_val,
297 pwr_ctr->pwr_ctr.delay);
305 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
307 struct list_head *pos;
308 struct rk_disp_pwr_ctr_list *pwr_ctr_list;
309 struct pwr_ctr *pwr_ctr;
310 if (list_empty(&dev_drv->pwrlist_head))
312 list_for_each(pos, &dev_drv->pwrlist_head) {
313 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
314 pwr_ctr = &pwr_ctr_list->pwr_ctr;
315 if (pwr_ctr->type == GPIO) {
316 gpio_direction_output(pwr_ctr->gpio,pwr_ctr->atv_val);
317 mdelay(pwr_ctr->delay);
324 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
326 struct list_head *pos;
327 struct rk_disp_pwr_ctr_list *pwr_ctr_list;
328 struct pwr_ctr *pwr_ctr;
329 if (list_empty(&dev_drv->pwrlist_head))
331 list_for_each(pos, &dev_drv->pwrlist_head) {
332 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list, list);
333 pwr_ctr = &pwr_ctr_list->pwr_ctr;
334 if (pwr_ctr->type == GPIO) {
335 gpio_set_value(pwr_ctr->gpio,!pwr_ctr->atv_val);
341 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
342 struct rk_screen *screen)
344 screen->mode.pixclock = dt->pixelclock.typ;
345 screen->mode.left_margin = dt->hback_porch.typ;
346 screen->mode.right_margin = dt->hfront_porch.typ;
347 screen->mode.xres = dt->hactive.typ;
348 screen->mode.hsync_len = dt->hsync_len.typ;
349 screen->mode.upper_margin = dt->vback_porch.typ;
350 screen->mode.lower_margin = dt->vfront_porch.typ;
351 screen->mode.yres = dt->vactive.typ;
352 screen->mode.vsync_len = dt->vsync_len.typ;
353 screen->type = dt->screen_type;
354 screen->lvds_format = dt->lvds_format;
355 screen->face = dt->face;
357 if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
358 screen->pin_dclk = 1;
360 screen->pin_dclk = 0;
361 if(dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
362 screen->pin_hsync = 1;
364 screen->pin_hsync = 0;
365 if(dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
366 screen->pin_vsync = 1;
368 screen->pin_vsync = 0;
369 if(dt->flags & DISPLAY_FLAGS_DE_HIGH)
378 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
380 struct display_timings *disp_timing;
381 struct display_timing *dt;
382 disp_timing = of_get_display_timings(np);
384 pr_err("parse display timing err\n");
387 dt = display_timings_get(disp_timing, 0);
388 rk_fb_video_mode_from_timing(dt, screen);
393 int rk_fb_calc_fps(struct rk_screen * screen, u32 pixclock)
396 unsigned long long hz;
398 printk(KERN_ERR "%s:null screen!\n", __func__);
401 x = screen->mode.xres + screen->mode.left_margin + screen->mode.right_margin +
402 screen->mode.hsync_len;
403 y = screen->mode.yres + screen->mode.upper_margin + screen->mode.lower_margin +
404 screen->mode.vsync_len;
406 hz = 1000000000000ULL; /* 1e12 picoseconds per second */
409 do_div(hz, x * y); /* divide by x * y with rounding */
412 do_div(hz, pixclock); /* divide by pixclock with rounding */
417 char *get_format_string(enum data_format format, char *fmt)
423 strcpy(fmt, "ARGB888");
426 strcpy(fmt, "RGB888");
429 strcpy(fmt, "RGB565");
432 strcpy(fmt, "YUV420");
435 strcpy(fmt, "YUV422");
438 strcpy(fmt, "YUV444");
441 strcpy(fmt, "YUV420_A");
444 strcpy(fmt, "YUV422_A");
447 strcpy(fmt, "YUV444_A");
450 strcpy(fmt, "XRGB888");
453 strcpy(fmt, "XBGR888");
456 strcpy(fmt, "XBGR888");
459 strcpy(fmt, "invalid");
469 /**********************************************************************
471 name: lcdc device name ,lcdc0 , lcdc1
472 ***********************************************************************/
473 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
475 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
477 for (i = 0; i < inf->num_lcdc; i++) {
478 if (!strcmp(inf->lcdc_dev_drv[i]->name, name))
481 return inf->lcdc_dev_drv[i];
485 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
487 struct rk_fb *inf = NULL;
488 struct rk_lcdc_driver *dev_drv = NULL;
492 inf = platform_get_drvdata(fb_pdev);
496 for (i = 0; i < inf->num_lcdc; i++) {
497 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
498 dev_drv = inf->lcdc_dev_drv[i];
507 int rk_fb_get_prmry_screen_ft(void)
509 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
510 uint32_t htotal, vtotal, pix_total, ft_us, pixclock_ns;
512 if (unlikely(!dev_drv))
515 pixclock_ns = dev_drv->pixclock/1000;
517 htotal = (dev_drv->cur_screen->mode.upper_margin + dev_drv->cur_screen->mode.lower_margin +
518 dev_drv->cur_screen->mode.yres + dev_drv->cur_screen->mode.vsync_len);
519 vtotal = (dev_drv->cur_screen->mode.left_margin + dev_drv->cur_screen->mode.right_margin +
520 dev_drv->cur_screen->mode.xres + dev_drv->cur_screen->mode.hsync_len);
521 pix_total = htotal*vtotal/1000;
522 ft_us = pix_total * pixclock_ns;
526 static struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
528 struct rk_fb *inf = NULL;
529 struct rk_lcdc_driver *dev_drv = NULL;
533 inf = platform_get_drvdata(fb_pdev);
537 for (i = 0; i < inf->num_lcdc; i++) {
538 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
539 dev_drv = inf->lcdc_dev_drv[i];
548 u32 rk_fb_get_prmry_screen_pixclock(void)
550 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
551 return dev_drv->pixclock;
554 int rk_fb_poll_prmry_screen_vblank(void)
556 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
557 if (likely(dev_drv)) {
558 if (dev_drv->ops->poll_vblank)
559 return dev_drv->ops->poll_vblank(dev_drv);
561 return RK_LF_STATUS_NC;
563 return RK_LF_STATUS_NC;
566 bool rk_fb_poll_wait_frame_complete(void)
568 uint32_t timeout = RK_LF_MAX_TIMEOUT;
569 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
571 if (likely(dev_drv)) {
572 if (dev_drv->ops->set_irq_to_cpu)
573 dev_drv->ops->set_irq_to_cpu(dev_drv,0);
577 if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC){
578 if (likely(dev_drv)) {
579 if(dev_drv->ops->set_irq_to_cpu)
580 dev_drv->ops->set_irq_to_cpu(dev_drv,1);
585 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout);
586 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout);
588 if (likely(dev_drv)) {
589 if (dev_drv->ops->set_irq_to_cpu)
590 dev_drv->ops->set_irq_to_cpu(dev_drv,1);
595 static int rk_fb_open(struct fb_info *info, int user)
597 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
599 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
600 if (dev_drv->win[win_id]->state)
601 return 0; /* if this win aready opened ,no need to reopen*/
603 dev_drv->ops->open(dev_drv, win_id, 1);
607 static int get_extend_fb_id(struct fb_info *info)
610 char *id = info->fix.id;
611 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
612 if (!strcmp(id, "fb0"))
614 else if (!strcmp(id, "fb1"))
616 else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
621 static int rk_fb_close(struct fb_info *info, int user)
623 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
624 struct rk_lcdc_win *win = NULL;
625 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
627 win = dev_drv->win[win_id];
628 info->fix.smem_start = win->reserved;
630 info->var.xres = dev_drv->screen0->mode.xres;
631 info->var.yres = dev_drv->screen0->mode.yres;
632 info->var.grayscale |= (info->var.xres<<8) + (info->var.yres<<20);
633 #if defined(CONFIG_LOGO_LINUX_BMP)
634 info->var.bits_per_pixel = 32;
636 info->var.bits_per_pixel = 16;
638 info->fix.line_length = (info->var.xres)*(info->var.bits_per_pixel>>3);
639 info->var.xres_virtual = info->var.xres;
640 info->var.yres_virtual = info->var.yres;
641 info->var.width = dev_drv->screen0->width;
642 info->var.height = dev_drv->screen0->height;
643 info->var.pixclock = dev_drv->pixclock;
644 info->var.left_margin = dev_drv->screen0->mode.left_margin;
645 info->var.right_margin = dev_drv->screen0->mode.right_margin;
646 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
647 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
648 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
649 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
656 #if defined(CONFIG_RK29_IPP)
657 static int get_ipp_format(int fmt)
659 int ipp_fmt = IPP_XRGB_8888;
661 case HAL_PIXEL_FORMAT_RGBX_8888:
662 case HAL_PIXEL_FORMAT_RGBA_8888:
663 case HAL_PIXEL_FORMAT_BGRA_8888:
664 case HAL_PIXEL_FORMAT_RGB_888:
665 ipp_fmt = IPP_XRGB_8888;
667 case HAL_PIXEL_FORMAT_RGB_565:
668 ipp_fmt = IPP_RGB_565;
670 case HAL_PIXEL_FORMAT_YCbCr_422_SP:
671 ipp_fmt = IPP_Y_CBCR_H2V1;
673 case HAL_PIXEL_FORMAT_YCrCb_NV12:
674 ipp_fmt = IPP_Y_CBCR_H2V2;
676 case HAL_PIXEL_FORMAT_YCrCb_444:
677 ipp_fmt = IPP_Y_CBCR_H1V1;
680 ipp_fmt = IPP_IMGTYPE_LIMIT;
687 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
688 int rotation, int fmt)
694 if (fmt == IPP_XRGB_8888) {
697 } else if (fmt == IPP_RGB_565) {
704 align16 -= 1; /*for YUV, 1*/
705 align64 -= 1; /*for YUV, 7*/
707 if (rotation == IPP_ROT_0) {
708 if (fmt > IPP_RGB_565) {
709 if ((*dst_w & 1) != 0)
711 if ((*dst_h & 1) != 0)
713 if (*dst_vir_w < *dst_w)
718 if ((*dst_w & align64) != 0)
719 *dst_w = (*dst_w+align64)&(~align64);
720 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
722 if (*dst_vir_w < *dst_w)
728 static void fb_copy_by_ipp(struct fb_info *dst_info,
729 struct fb_info *src_info, int offset)
731 struct rk29_ipp_req ipp_req;
732 uint32_t rotation = 0;
733 int dst_w, dst_h, dst_vir_w;
735 u8 data_format = (dst_info->var.nonstd)&0xff;
737 memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
738 #if defined(CONFIG_FB_ROTATE)
739 int orientation = 270 - CONFIG_ROTATE_ORIENTATION;
740 switch (orientation) {
742 rotation = IPP_ROT_0;
745 rotation = IPP_ROT_90;
748 rotation = IPP_ROT_180;
751 rotation = IPP_ROT_270;
754 rotation = IPP_ROT_270;
760 dst_w = dst_info->var.xres;
761 dst_h = dst_info->var.yres;
762 dst_vir_w = dst_info->var.xres_virtual;
763 ipp_fmt = get_ipp_format(data_format);
764 ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
765 ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
766 ipp_req.src0.w = src_info->var.xres;
767 ipp_req.src0.h = src_info->var.yres;
768 ipp_req.src_vir_w = src_info->var.xres_virtual;
769 ipp_req.src0.fmt = ipp_fmt;
771 ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
772 ipp_req.dst0.w = dst_w;
773 ipp_req.dst0.h = dst_h;
774 ipp_req.dst_vir_w = dst_vir_w;
775 ipp_req.dst0.fmt = ipp_fmt;
778 ipp_req.timeout = 100;
779 ipp_req.flag = rotation;
780 ipp_blit_sync(&ipp_req);
787 static int rk_fb_rotate(struct fb_info *dst_info,
788 struct fb_info *src_info, int offset)
790 #if defined(CONFIG_RK29_IPP)
791 fb_copy_by_ipp(dst_info, src_info, offset);
797 static int rk_fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
799 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
800 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
801 struct fb_fix_screeninfo *fix = &info->fix;
802 struct fb_info *extend_info = NULL;
803 struct rk_lcdc_driver *extend_dev_drv = NULL;
804 int win_id = 0, extend_win_id = 0;
805 struct rk_lcdc_win *extend_win = NULL;
806 struct rk_lcdc_win *win = NULL;
807 struct rk_screen *screen = dev_drv->cur_screen;
811 u32 xoffset = var->xoffset;
812 u32 yoffset = var->yoffset;
813 u32 xvir = var->xres_virtual;
814 /*u32 yvir = var->yres_virtual;*/
815 /*u8 data_format = var->nonstd&0xff;*/
819 u32 stride,uv_stride;
822 u16 uv_x_off,uv_y_off,uv_y_act;
825 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
829 win = dev_drv->win[win_id];
831 if (rk_fb->disp_mode == DUAL) {
832 fb_id = get_extend_fb_id(info);
833 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
834 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
835 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
836 extend_info->fix.id);
837 extend_win = extend_dev_drv->win[extend_win_id];
839 pixel_width = rk_fb_pixel_width(win->format);
840 vir_width_bit = pixel_width * xvir;
841 if((win->format == YUV420_A)||(win->format == YUV422_A)||(win->format == YUV444_A)){
842 vir_width_bit = xvir * 8;
843 stride_32bit_1 = xvir;
844 stride_32bit_2 = xvir*2;
846 vir_width_bit = pixel_width * xvir;
847 stride_32bit_1 = ((vir_width_bit + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
848 stride_32bit_2 = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
852 stride = stride_32bit_1;//default rgb
853 fix->line_length = stride;
855 switch (win->format){
859 stride = stride_32bit_1;
860 uv_stride = stride_32bit_1>> 1 ;//
861 uv_x_off = xoffset >> 1 ;//
862 uv_y_off = yoffset;//0
863 fix->line_length = stride;
864 uv_y_act = win->area[0].yact>>1;
869 stride = stride_32bit_1;
870 uv_stride = stride_32bit_1;
872 uv_y_off = yoffset >> 1;
873 fix->line_length = stride;
874 uv_y_act = win->area[0].yact>>1;
879 stride = stride_32bit_1;
880 uv_stride = stride_32bit_2;
881 uv_x_off = xoffset*2;
883 fix->line_length = stride<<2;
884 uv_y_act = win->area[0].yact;
890 // x y mirror ,jump line
891 if (screen->y_mirror == 1) {
892 if (screen->interlace == 1) {
893 win->area[0].y_offset = yoffset*stride*2 +
894 ((win->area[0].yact-1)*2+1)*stride +
895 xoffset*pixel_width/8;
897 win->area[0].y_offset = yoffset*stride +
898 (win->area[0].yact-1)*stride +
899 xoffset*pixel_width/8;
902 if (screen->interlace == 1) {
903 win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
905 win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
908 if (is_pic_yuv == 1) {
909 if(screen->y_mirror == 1) {
910 if (screen->interlace == 1) {
911 win->area[0].c_offset = uv_y_off*uv_stride*2 +
912 ((uv_y_act-1)*2+1)*uv_stride +
913 uv_x_off*pixel_width/8;
915 win->area[0].c_offset = uv_y_off*uv_stride +
916 (uv_y_act - 1)*uv_stride +
917 uv_x_off*pixel_width/8;
920 if (screen->interlace == 1) {
921 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
923 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
929 win->area[0].smem_start = fix->smem_start;
930 win->area[0].cbr_start = fix->mmio_start;//fix->smem_start + xvir * yvir;
931 win->area[0].state=1;
934 dev_drv->ops->pan_display(dev_drv, win_id);
935 if (rk_fb->disp_mode == DUAL) {
936 if (extend_win->state && (hdmi_switch_complete)) {
937 extend_win->area[0].y_offset = win->area[0].y_offset;
938 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
939 rk_fb_rotate(extend_info, info, win->area[0].y_offset);
941 extend_dev_drv->ops->pan_display(extend_dev_drv, extend_win_id);
945 #ifdef CONFIG_FB_MIRRORING
946 if (video_data_to_mirroring)
947 video_data_to_mirroring(info, NULL);
949 dev_drv->ops->cfg_done(dev_drv);
953 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
956 i = list_empty(&dev_drv->update_regs_list);
957 j = list_empty(&saved_list);
962 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv,
963 struct sync_fence *fence)
965 int err = sync_fence_wait(fence, 1000);
971 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
974 printk("error waiting on fence\n");
977 #ifdef CONFIG_ROCKCHIP_IOMMU
978 static int g_last_addr[4];
983 #define DUMP_CHUNK 256
986 int rk_fb_sysmmu_fault_handler(struct device *dev,
987 enum rk_sysmmu_inttype itype, unsigned long pgtable_base,
988 unsigned long fault_addr,unsigned int status)
990 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
992 pr_err("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
993 fault_addr, pgtable_base,status);
994 printk("last config addr:\n"
1003 printk("last freed buffer:\n");
1004 for (i = 0; freed_addr[i] != 0xfefefefe; i++)
1005 printk("%d:0x%08x\n",i, freed_addr[i]);
1006 printk("last timeout:%d\n", g_last_timeout);
1007 dev_drv->ops->get_disp_info(dev_drv, buf,0) ;
1008 for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1009 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1010 char c = buf[i + DUMP_CHUNK];
1011 buf[i + DUMP_CHUNK] = 0;
1012 pr_cont("%s", buf + i);
1013 buf[i + DUMP_CHUNK] = c;
1015 buf[PAGE_SIZE -1] = 0;
1016 pr_cont("%s", buf + i);
1025 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,struct rk_fb_reg_win_data *reg_win_data)
1028 struct rk_fb_reg_area_data *area_data;
1029 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1031 for(i=0;i<reg_win_data->area_num;i++){
1032 area_data = ®_win_data->reg_area_data[i];
1033 index_buf = area_data->index_buf;
1034 #if defined(CONFIG_ROCKCHIP_IOMMU)
1035 if (dev_drv->iommu_enabled) {
1036 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1037 area_data->ion_handle);
1038 freed_addr[freed_index++] = area_data->smem_start;
1041 if(area_data->ion_handle != NULL)
1042 ion_free(rk_fb->ion_client, area_data->ion_handle);
1044 memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1047 static void rk_fb_update_driver(struct rk_lcdc_win *win,struct rk_fb_reg_win_data *reg_win_data)
1050 //struct rk_lcdc_win *win;
1051 //win = dev_drv->win[reg_win_data->win_id];
1052 win->area_num = reg_win_data->area_num;
1053 win->format = reg_win_data->data_format;
1054 win->id = reg_win_data->win_id;
1055 win->z_order = reg_win_data->z_order;
1058 for(i=0;i<win->area_num;i++)
1060 printk("i=%d:area[%d]=%x,reg_area_data[%d]=%x,mem_start=%x\n",
1061 i,i,&win->area[i],i,®_win_data->reg_area_data[i],reg_win_data->reg_area_data[i].smem_start);
1063 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1064 win->area[i].cbr_start = reg_win_data->reg_area_data[i].cbr_start;
1065 win->area[i].xpos = reg_win_data->reg_area_data[i].xpos;
1066 win->area[i].ypos = reg_win_data->reg_area_data[i].ypos;
1067 win->area[i].xsize = reg_win_data->reg_area_data[i].xsize;
1068 win->area[i].ysize = reg_win_data->reg_area_data[i].ysize;
1069 win->area[i].xact = reg_win_data->reg_area_data[i].xact;
1070 win->area[i].yact = reg_win_data->reg_area_data[i].yact;
1071 win->area[i].xvir = reg_win_data->reg_area_data[i].xvir;
1072 win->area[i].yvir = reg_win_data->reg_area_data[i].yvir;
1073 win->area[i].y_offset = reg_win_data->reg_area_data[i].y_offset;
1074 win->area[i].c_offset = reg_win_data->reg_area_data[i].c_offset;
1075 win->area[i].state = 1;
1078 if(reg_win_data->reg_area_data[0].smem_start > 0){
1080 win->area_num = reg_win_data->area_num;
1081 win->format = reg_win_data->data_format;
1082 win->id = reg_win_data->win_id;
1083 win->z_order = reg_win_data->z_order;
1084 win->area[0].uv_vir_stride = reg_win_data->reg_area_data[0].uv_vir_stride;
1085 win->area[0].cbr_start = reg_win_data->reg_area_data[0].cbr_start;
1086 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1087 win->alpha_en = reg_win_data->alpha_en;
1088 win->alpha_mode = reg_win_data->alpha_mode;
1089 win->g_alpha_val = reg_win_data->g_alpha_val;
1090 for(i=0;i<RK_WIN_MAX_AREA;i++)
1092 if(reg_win_data->reg_area_data[i].smem_start > 0){
1093 win->area[i].smem_start = reg_win_data->reg_area_data[i].smem_start;
1094 win->area[i].xpos = reg_win_data->reg_area_data[i].xpos;
1095 win->area[i].ypos = reg_win_data->reg_area_data[i].ypos;
1096 win->area[i].xsize = reg_win_data->reg_area_data[i].xsize;
1097 win->area[i].ysize = reg_win_data->reg_area_data[i].ysize;
1098 win->area[i].xact = reg_win_data->reg_area_data[i].xact;
1099 win->area[i].yact = reg_win_data->reg_area_data[i].yact;
1100 win->area[i].xvir = reg_win_data->reg_area_data[i].xvir;
1101 win->area[i].yvir = reg_win_data->reg_area_data[i].yvir;
1102 win->area[i].y_offset = reg_win_data->reg_area_data[i].y_offset;
1103 win->area[i].y_vir_stride = reg_win_data->reg_area_data[i].y_vir_stride;
1104 win->area[i].state = 1;
1106 win->area[i].state = 0;
1111 //win->z_order = -1;
1117 static void rk_fb_update_reg(struct rk_lcdc_driver * dev_drv,struct rk_fb_reg_data *regs)
1120 struct rk_lcdc_win *win;
1121 ktime_t timestamp = dev_drv->vsync_info.timestamp;
1122 //struct rk_fb_reg_win_data old_reg_win_data[RK30_MAX_LAYER_SUPPORT];
1123 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1124 struct rk_lcdc_driver *ext_dev_drv;
1125 struct rk_lcdc_win *ext_win;
1126 bool wait_for_vsync;
1128 unsigned int dsp_addr[4];
1130 for(i=0;i<dev_drv->lcdc_win_num;i++){
1131 //old_reg_win_data[i]= regs->reg_win_data[i];
1132 win = dev_drv->win[i];
1133 for(j=0;j<regs->win_num;j++){
1134 if(i == regs->reg_win_data[j].win_id)
1137 if(j<regs->win_num){
1138 rk_fb_update_driver(win,®s->reg_win_data[j]);
1140 dev_drv->ops->set_par(dev_drv,i);
1141 dev_drv->ops->pan_display(dev_drv,i);
1142 #if defined(CONFIG_ROCKCHIP_IOMMU)
1143 if (dev_drv->iommu_enabled)
1144 g_last_addr[i] = win->area[0].smem_start + win->area[0].y_offset;
1151 dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1153 if ((rk_fb->disp_mode == DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)
1154 && hdmi_switch_complete) {
1155 for (i = 0; i < rk_fb->num_lcdc; i++) {
1156 if(rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
1157 ext_dev_drv = rk_fb->lcdc_dev_drv[i];
1161 if (i == rk_fb->num_lcdc) {
1162 printk(KERN_ERR "hdmi lcdc driver not found!\n");
1166 //hdmi just need set win0 only(win0 have only one area),other win is disable
1167 ext_win = ext_dev_drv->win[0];
1168 for (j = 0;j < regs->win_num; j++) {
1169 if(0 == regs->reg_win_data[j].win_id)
1172 if (j < regs->win_num){
1173 rk_fb_update_driver(ext_win, ®s->reg_win_data[j]);
1174 if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1175 ext_win->area[0].xsize = (ext_dev_drv->cur_screen->xsize * win->area[0].xsize) / dev_drv->cur_screen->mode.xres;
1176 ext_win->area[0].ysize = (ext_dev_drv->cur_screen->ysize * win->area[0].ysize) / dev_drv->cur_screen->mode.yres;
1177 ext_win->area[0].xpos = ((ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1)
1178 + ext_dev_drv->cur_screen->xsize * win->area[0].xpos / dev_drv->cur_screen->mode.xres;
1179 ext_win->area[0].ypos = ((ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1)
1180 + ext_dev_drv->cur_screen->ysize * win->area[0].ypos / dev_drv->cur_screen->mode.yres;
1183 ext_win->area[0].xpos = (ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1;
1184 ext_win->area[0].ypos = (ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1;
1185 ext_win->area[0].xsize = ext_dev_drv->cur_screen->xsize;
1186 ext_win->area[0].ysize = ext_dev_drv->cur_screen->ysize;
1188 ext_win->alpha_en = 0; //hdmi only one win so disable alpha
1195 if (ext_win->area[0].xact < ext_win->area[0].yact) {
1196 ext_win->area[0].xact = win->area[0].yact;
1197 ext_win->area[0].yact = win->area[0].xact;
1198 ext_win->area[0].xvir = win->area[0].yact;
1201 //disable the other win,except win0
1202 for (i = 1; i < ext_dev_drv->lcdc_win_num; i ++) {
1203 ext_win = ext_dev_drv->win[i];
1206 ext_dev_drv->ops->set_par(ext_dev_drv, 0);
1207 ext_dev_drv->ops->pan_display(ext_dev_drv, 0);
1208 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1211 dev_drv->ops->cfg_done(dev_drv);
1215 printk("win[%d]:drv_win_state=%d\n",i,dev_drv->win[i]->state);
1217 printk("area[%d]:state=%d,mem_addr=%x\n",
1218 i,dev_drv->win[i]->area[j].state,dev_drv->win[i]->area[j].smem_start);
1222 /*dev_drv->screen0->post_xsize = regs->post_cfg.xsize;
1223 dev_drv->screen0->post_ysize = regs->post_cfg.ysize;
1224 dev_drv->screen0->post_dsp_stx = regs->post_cfg.xpos;
1225 dev_drv->screen0->post_dsp_sty = regs->post_cfg.ypos;*/
1227 /*dev_drv->atv_layer_cnt = regs->win_num;
1228 dev_drv->ops->set_par(dev_drv,0);*/
1230 //ret = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1231 // !ktime_equal(timestamp, dev_drv->vsync_info.timestamp),msecs_to_jiffies(dev_drv->cur_screen->ft+5));
1233 timestamp = dev_drv->vsync_info.timestamp;
1234 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1235 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,msecs_to_jiffies(25));
1236 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1237 wait_for_vsync = false;
1238 /*for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1239 if(dev_drv->win[i]->state == 1){
1240 u32 new_start = regs->reg_win_data[i].reg_area_data[0].smem_start +
1241 regs->reg_win_data[i].reg_area_data[0].y_offset;
1242 u32 reg_start = dsp_addr[i];
1243 if (unlikely(new_start != reg_start)) {
1244 wait_for_vsync = true;
1249 } while (wait_for_vsync && count--);
1251 sw_sync_timeline_inc(dev_drv->timeline, 1);
1254 #if defined(CONFIG_ROCKCHIP_IOMMU)
1255 if (dev_drv->iommu_enabled) {
1257 g_last_timeout = timeout;
1262 for(i=0;i< g_last_win_num;i++){
1263 rk_fb_free_dma_buf(dev_drv,&g_reg_win_data[i]);
1265 #if defined(CONFIG_ROCKCHIP_IOMMU)
1266 if (dev_drv->iommu_enabled)
1267 freed_addr[freed_index] = 0xfefefefe;
1270 for(i=0;i<regs->win_num;i++){
1271 memcpy(&g_reg_win_data[i], &(regs->reg_win_data[i]), sizeof(struct rk_fb_reg_win_data));
1273 g_last_win_num = regs->win_num;
1276 if (dev_drv->wait_fs == 1)
1280 static void rk_fb_update_regs_handler(struct kthread_work *work)
1282 struct rk_lcdc_driver * dev_drv =
1283 container_of(work, struct rk_lcdc_driver, update_regs_work);
1284 struct rk_fb_reg_data *data, *next;
1285 //struct list_head saved_list;
1286 mutex_lock(&dev_drv->update_regs_list_lock);
1287 saved_list = dev_drv->update_regs_list;
1288 list_replace_init(&dev_drv->update_regs_list, &saved_list);
1289 mutex_unlock(&dev_drv->update_regs_list_lock);
1291 list_for_each_entry_safe(data, next, &saved_list, list) {
1292 rk_fb_update_reg(dev_drv,data);
1293 list_del(&data->list);
1297 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,struct rk_screen *screen)
1299 if ((area_par->x_offset+area_par->xact > area_par->xvir) ||
1300 (area_par->xact <= 0) || (area_par->yact <= 0) ||
1301 (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1302 pr_err("check config var fail 0:\n"
1303 "x_offset=%d,xact=%d,xvir=%d\n",
1310 if ((area_par->xpos+area_par->xsize > screen->mode.xres) ||
1311 (area_par->ypos+area_par->ysize > screen->mode.yres) ||
1312 (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1313 pr_err("check config var fail 1:\n"
1314 "xpos=%d,xsize=%d,xres=%d\n"
1315 "ypos=%d,ysize=%d,yres=%d\n",
1328 static int rk_fb_set_win_buffer(struct fb_info *info,
1329 struct rk_fb_win_par *win_par,struct rk_fb_reg_win_data *reg_win_data)
1331 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1332 //struct fb_var_screeninfo *var = &info->var;
1333 struct fb_fix_screeninfo *fix = &info->fix;
1334 struct rk_lcdc_driver * dev_drv = (struct rk_lcdc_driver * )info->par;
1335 struct rk_screen *screen = dev_drv->cur_screen;
1337 int i,ion_fd,acq_fence_fd;
1339 u32 xoffset,yoffset;
1341 struct ion_handle *hdl;
1347 u32 stride,uv_stride;
1350 u16 uv_x_off,uv_y_off,uv_y_act;
1352 u8 ppixel_a=0,global_a=0;
1353 ion_phys_addr_t phy_addr;
1355 reg_win_data->reg_area_data[0].smem_start = -1;
1356 reg_win_data->area_num = 0;
1357 if(win_par->area_par[0].phy_addr == 0){
1358 for(i=0;i<RK_WIN_MAX_AREA;i++){
1359 ion_fd = win_par->area_par[i].ion_fd;
1361 hdl = ion_import_dma_buf(rk_fb->ion_client, ion_fd);
1363 pr_info("%s: Could not import handle: %d\n",
1364 __func__, (int)hdl);
1368 reg_win_data->area_num++;
1369 reg_win_data->reg_area_data[i].ion_handle = hdl;
1370 #ifndef CONFIG_ROCKCHIP_IOMMU
1371 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1373 if (dev_drv->iommu_enabled)
1374 ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
1375 (unsigned long *)&phy_addr, (unsigned long *)&len);
1377 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1379 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1380 reg_win_data->area_buf_num++;
1381 reg_win_data->reg_area_data[i].index_buf = 1;
1384 printk("i=%d,ion_fd=%d,addr=0x%x,area_num=%d,area_buf_num=%d\n",
1385 i,ion_fd,reg_win_data->reg_area_data[i].smem_start,
1386 reg_win_data->area_num,reg_win_data->area_buf_num);
1390 reg_win_data->reg_area_data[0].smem_start =
1391 win_par->area_par[0].phy_addr;
1392 reg_win_data->area_num = 1;
1395 if(reg_win_data->area_num == 0){
1399 for(i=0;i<reg_win_data->area_num;i++){
1400 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1401 index_buf = reg_win_data->reg_area_data[i].index_buf;
1402 if((acq_fence_fd > 0)&&(index_buf == 1)){
1403 reg_win_data->reg_area_data[i].acq_fence =
1404 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1407 fb_data_fmt = rk_fb_data_fmt(win_par->data_format,0);
1408 reg_win_data->data_format = fb_data_fmt;
1409 pixel_width = rk_fb_pixel_width(fb_data_fmt);
1411 ppixel_a = ((fb_data_fmt == ARGB888)||(fb_data_fmt == ABGR888)) ? 1:0;
1412 global_a = (win_par->g_alpha_val == 0) ? 0:1;
1413 reg_win_data->alpha_en = ppixel_a | global_a;
1414 reg_win_data->g_alpha_val = win_par->g_alpha_val;
1415 reg_win_data->alpha_mode = win_par->alpha_mode;
1416 if(reg_win_data->reg_area_data[0].smem_start > 0){
1417 reg_win_data->z_order = win_par->z_order;
1418 reg_win_data->win_id = win_par->win_id;
1420 reg_win_data->z_order = -1;
1421 reg_win_data->win_id = -1;
1423 for(i=0;i<reg_win_data->area_num;i++){
1424 rk_fb_check_config_var(&win_par->area_par[i],screen);
1425 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;//visiable pos in panel
1426 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1428 reg_win_data->reg_area_data[i].xsize= win_par->area_par[i].xsize;//realy size in panel
1429 reg_win_data->reg_area_data[i].ysize= win_par->area_par[i].ysize;
1431 reg_win_data->reg_area_data[i].xact= win_par->area_par[i].xact;//realy size in panel
1432 reg_win_data->reg_area_data[i].yact= win_par->area_par[i].yact;
1434 xoffset = win_par->area_par[i].x_offset;//buf offset
1435 yoffset = win_par->area_par[i].y_offset;
1436 xvir = win_par->area_par[i].xvir;
1437 reg_win_data->reg_area_data[i].xvir = xvir;
1438 yvir = win_par->area_par[i].yvir;
1439 reg_win_data->reg_area_data[i].yvir = yvir;
1441 printk("i=%d,xpos=%d,ypos=%d,xsize=%d,ysize=%d,xact=%d,yact=%d,x_off=%d,y_off=%d,xvir=%d,yvir=%d\n",
1442 i,reg_win_data->reg_area_data[i].xpos,reg_win_data->reg_area_data[i].ypos,reg_win_data->reg_area_data[i].xsize,reg_win_data->reg_area_data[i].ysize,
1443 reg_win_data->reg_area_data[i].xact,reg_win_data->reg_area_data[i].yact,xoffset,yoffset,xvir,yvir);
1446 vir_width_bit = pixel_width * xvir;
1447 stride_32bit_1 = ((vir_width_bit + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1448 stride_32bit_2 = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
1450 stride = stride_32bit_1;//default rgb
1451 fix->line_length = stride;
1452 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1453 // x y mirror ,jump line
1454 //reg_win_data->reg_area_data[i].y_offset = yoffset*stride+xoffset*pixel_width/8;
1455 if (screen->y_mirror == 1) {
1456 if (screen->interlace == 1) {
1457 reg_win_data->reg_area_data[i].y_offset =
1459 ((reg_win_data->reg_area_data[i].yact-1)*2+1)*stride +
1460 xoffset*pixel_width/8;
1462 reg_win_data->reg_area_data[i].y_offset =
1464 (reg_win_data->reg_area_data[i].yact-1)*stride +
1465 xoffset*pixel_width/8;
1468 if (screen->interlace == 1) {
1469 reg_win_data->reg_area_data[i].y_offset =
1470 yoffset*stride*2 + xoffset*pixel_width/8;
1472 reg_win_data->reg_area_data[i].y_offset =
1473 yoffset*stride + xoffset*pixel_width/8;
1478 switch (fb_data_fmt) {
1482 stride = stride_32bit_1;
1483 uv_stride = stride_32bit_1>> 1 ;//
1484 uv_x_off = xoffset >> 1 ;//
1485 uv_y_off = yoffset;//0
1486 fix->line_length = stride;
1487 uv_y_act = win_par->area_par[0].yact>>1;
1492 stride = stride_32bit_1;
1493 uv_stride = stride_32bit_1;
1495 uv_y_off = yoffset >> 1;
1496 fix->line_length = stride;
1497 uv_y_act = win_par->area_par[0].yact>>1;
1502 stride = stride_32bit_1;
1503 uv_stride = stride_32bit_2;
1504 uv_x_off = xoffset*2;
1506 fix->line_length = stride<<2;
1507 uv_y_act = win_par->area_par[0].yact;
1512 if(is_pic_yuv == 1){
1513 reg_win_data->reg_area_data[0].cbr_start =
1514 reg_win_data->reg_area_data[0].smem_start + xvir*yvir;
1515 reg_win_data->reg_area_data[0].uv_vir_stride =
1517 if(screen->y_mirror == 1){
1518 if(screen->interlace == 1){
1519 reg_win_data->reg_area_data[0].c_offset =
1520 uv_y_off*uv_stride*2 +
1521 ((uv_y_act-1)*2+1)*uv_stride +
1522 uv_x_off*pixel_width/8;
1524 reg_win_data->reg_area_data[0].c_offset =
1525 uv_y_off*uv_stride +
1526 (uv_y_act - 1)*uv_stride +
1527 uv_x_off*pixel_width/8;
1530 if(screen->interlace == 1){
1531 reg_win_data->reg_area_data[0].c_offset =
1532 uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
1534 reg_win_data->reg_area_data[0].c_offset =
1535 uv_y_off*uv_stride+uv_x_off*pixel_width/8;
1542 static int rk_fb_set_win_config(struct fb_info *info,
1543 struct rk_fb_win_cfg_data *win_data)
1545 //struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1546 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1547 struct rk_fb_reg_data *regs;
1548 struct rk_fb_reg_win_data *reg_win_data;
1550 struct sync_fence *release_fence[RK_MAX_BUF_NUM];
1551 struct sync_fence *retire_fence;
1552 struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
1553 struct sync_pt *retire_sync_pt;
1554 char fence_name[20];
1558 //mutex_lock(&dev_drv->output_lock);
1559 regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
1561 printk("could not allocate rk_fb_reg_data\n");
1566 /*regs->post_cfg.xpos = win_data->post_cfg.xpos;
1567 regs->post_cfg.ypos = win_data->post_cfg.ypos;
1568 regs->post_cfg.xsize = win_data->post_cfg.xsize;
1569 regs->post_cfg.ysize = win_data->post_cfg.xsize;*/
1571 for (i=0; i<dev_drv->lcdc_win_num; i++) {
1572 if(win_data->win_par[i].win_id < dev_drv->lcdc_win_num){
1573 rk_fb_set_win_buffer(info,&win_data->win_par[i],®s->reg_win_data[j]);
1574 if(regs->reg_win_data[j].area_num > 0){
1576 regs->buf_num += regs->reg_win_data[j].area_buf_num;
1580 printk("error:win_id bigger than lcdc_win_num\n");
1581 printk("i=%d,win_id=%d\n",i,win_data->win_par[i].win_id);
1584 for(i=0; i<regs->win_num; i++){
1585 reg_win_data = ®s->reg_win_data[i];
1586 for(j=0;j<RK_WIN_MAX_AREA;j++){
1587 if(reg_win_data->reg_area_data[j].acq_fence){
1588 printk("acq_fence wait!!!!!\n");
1589 rk_fd_fence_wait(dev_drv,
1590 reg_win_data->reg_area_data[j].acq_fence);
1595 mutex_lock(&dev_drv->output_lock);
1596 if(!(dev_drv->suspend_flag == 0)){
1597 rk_fb_update_reg(dev_drv,regs);
1598 printk("suspend_flag = 1\n");
1601 mutex_lock(&dev_drv->update_regs_list_lock);
1602 dev_drv->timeline_max++;
1604 for(i=0;i<RK_MAX_BUF_NUM;i++){
1605 if(i<regs->buf_num){
1606 sprintf(fence_name,"fence%d",i);
1607 win_data->rel_fence_fd[i] = get_unused_fd();
1608 if (win_data->rel_fence_fd[i] < 0){
1609 printk("rel_fence_fd=%d\n",win_data->rel_fence_fd[i]);
1612 release_sync_pt[i] = sw_sync_pt_create(dev_drv->timeline,
1613 dev_drv->timeline_max);
1614 release_fence[i] = sync_fence_create(fence_name, release_sync_pt[i]);
1615 sync_fence_install(release_fence[i], win_data->rel_fence_fd[i]);
1617 win_data->rel_fence_fd[i] = -1;
1621 win_data->ret_fence_fd = get_unused_fd();
1622 if (win_data->ret_fence_fd < 0){
1623 printk("ret_fence_fd=%d\n",win_data->ret_fence_fd);
1626 retire_sync_pt = sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
1627 retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
1628 sync_fence_install(retire_fence, win_data->ret_fence_fd);
1630 for(i=0;i<RK_MAX_BUF_NUM;i++){
1631 win_data->rel_fence_fd[i] = -1;
1633 win_data->ret_fence_fd = -1;
1635 if(dev_drv->wait_fs == 0){
1636 list_add_tail(®s->list,&dev_drv->update_regs_list);
1637 mutex_unlock(&dev_drv->update_regs_list_lock);
1638 queue_kthread_work(&dev_drv->update_regs_worker,
1639 &dev_drv->update_regs_work);
1641 mutex_unlock(&dev_drv->update_regs_list_lock);
1642 rk_fb_update_reg(dev_drv,regs);
1646 mutex_unlock(&dev_drv->output_lock);
1651 static int cfgdone_distlist[10] = {0};
1652 static int cfgdone_index = 0;
1653 static int cfgdone_lasttime = 0;
1655 int rk_get_real_fps(int before)
1657 if(before > 100) before = 100;
1658 if(before < 0) before = 0;
1660 struct timespec now;
1661 getnstimeofday(&now);
1662 int dist_curr = (now.tv_sec * 1000000 + now.tv_nsec/1000) - cfgdone_lasttime;
1667 int index = cfgdone_index;
1669 int total = dist_curr;
1674 for(i=0; i<10; i++) {
1675 if(--index < 0) index = 9;
1676 total += cfgdone_distlist[index];
1677 if(i==0) dist_first = cfgdone_distlist[index];
1678 if(total < (before*1000)) {
1680 printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
1682 dist_total += cfgdone_distlist[index];
1690 printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
1692 dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
1693 dist_total += dist_curr;
1697 fps = (1000000 * dist_count) / dist_total;
1702 printk("curr2 %d, fps=%d\n", dist_curr, fps);
1706 EXPORT_SYMBOL(rk_get_real_fps);
1710 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
1712 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1713 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1714 struct fb_fix_screeninfo *fix = &info->fix;
1715 int fb_id = 0, extend_win_id = 0;
1716 struct fb_info *extend_info = NULL;
1717 struct rk_lcdc_driver *extend_dev_drv = NULL;
1718 struct rk_lcdc_win *extend_win = NULL;
1719 struct rk_lcdc_win *win;
1720 int enable; /* enable fb:1 enable;0 disable*/
1721 int ovl; /*overlay:0 win1 on the top of win0;1,win0 on the top of win1*/
1722 int num_buf; /*buffer_number*/
1724 struct rk_fb_win_cfg_data win_data;
1725 unsigned int dsp_addr[4];
1728 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1730 void __user *argp = (void __user *)arg;
1731 win = dev_drv->win[win_id];
1732 if (rk_fb->disp_mode == DUAL) {
1733 fb_id = get_extend_fb_id(info);
1734 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
1735 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
1736 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1737 extend_info->fix.id);
1738 extend_win = extend_dev_drv->win[extend_win_id];
1742 case RK_FBIOSET_YUV_ADDR:
1745 if (copy_from_user(yuv_phy, argp, 8))
1747 fix->smem_start = yuv_phy[0];
1748 fix->mmio_start = yuv_phy[1];
1751 case RK_FBIOSET_ENABLE:
1752 if (copy_from_user(&enable, argp, sizeof(enable)))
1754 dev_drv->ops->open(dev_drv, win_id, enable);
1756 case RK_FBIOGET_ENABLE:
1757 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
1758 if (copy_to_user(argp, &enable, sizeof(enable)))
1761 case RK_FBIOSET_OVERLAY_STATE:
1762 if (copy_from_user(&ovl, argp, sizeof(ovl)))
1764 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
1766 case RK_FBIOGET_OVERLAY_STATE:
1767 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
1768 if (copy_to_user(argp, &ovl, sizeof(ovl)))
1771 case RK_FBIOPUT_NUM_BUFFERS:
1772 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
1774 dev_drv->num_buf = num_buf;
1776 case RK_FBIOSET_VSYNC_ENABLE:
1777 if (copy_from_user(&enable, argp, sizeof(enable)))
1779 dev_drv->vsync_info.active = enable;
1782 case RK_FBIOGET_DSP_ADDR:
1783 dev_drv->ops->get_dsp_addr(dev_drv,dsp_addr);
1784 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
1787 case RK_FBIOGET_LIST_STAT:
1788 list_stat = rk_fb_get_list_stat(dev_drv);
1789 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
1794 #if defined(CONFIG_ION_ROCKCHIP)
1795 case RK_FBIOSET_DMABUF_FD:
1798 struct ion_handle *hdl;
1799 ion_phys_addr_t phy_addr;
1801 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
1803 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
1804 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
1805 fix->smem_start = phy_addr;
1808 case RK_FBIOGET_DMABUF_FD:
1810 int fd = ion_share_dma_buf_fd(rk_fb->ion_client, win->area[0].ion_hdl);
1812 dev_err(info->dev, "ion_share_dma_buf_fd failed\n");
1815 if (copy_to_user(argp, &fd, sizeof(fd)))
1820 case RK_FBIOSET_CONFIG_DONE:
1823 struct timespec now;
1825 getnstimeofday(&now);
1826 curr = now.tv_sec * 1000000 + now.tv_nsec/1000;
1827 cfgdone_distlist[cfgdone_index++] = curr - cfgdone_lasttime;
1829 printk("%d ", curr - cfgdone_lasttime);
1831 cfgdone_lasttime = curr;
1832 if(cfgdone_index>=10) cfgdone_index = 0;
1834 if(copy_from_user(&win_data,
1835 (struct rk_fb_win_cfg_data __user *)argp,
1841 dev_drv->wait_fs = win_data.wait_fs;
1842 rk_fb_set_win_config(info,&win_data);
1844 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
1846 sizeof(win_data))) {
1850 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
1853 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
1860 static int rk_fb_blank(int blank_mode, struct fb_info *info)
1862 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1863 struct fb_fix_screeninfo *fix = &info->fix;
1865 #if defined(CONFIG_RK_HDMI)
1866 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1869 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
1872 #if defined(CONFIG_RK_HDMI)
1873 if ((rk_fb->disp_mode == ONE_DUAL) && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
1874 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
1878 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
1883 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
1886 if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
1887 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
1888 ((16 != var->bits_per_pixel) && (32 != var->bits_per_pixel))) {
1889 dev_err(info->dev, "%s check var fail 1:\n"
1890 "xres_vir:%d>>yres_vir:%d\n"
1891 "xres:%d>>yres:%d\n"
1892 "bits_per_pixel:%d\n",
1898 var->bits_per_pixel);
1902 if (((var->xoffset+var->xres) > var->xres_virtual) ||
1903 ((var->yoffset+var->yres) > (var->yres_virtual))) {
1904 dev_err(info->dev, "%s check_var fail 2:\n"
1905 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
1906 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
1920 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
1921 size_t count, loff_t *ppos)
1923 unsigned long p = *ppos;
1926 int c, cnt = 0, err = 0;
1927 unsigned long total_size;
1928 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1929 struct rk_lcdc_win *win = NULL;
1932 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1936 win = dev_drv->win[win_id];
1938 if (win->format == RGB565)
1939 total_size = win->area[0].xact*win->area[0].yact<<1; /*only read the current frame buffer*/
1941 total_size = win->area[0].xact*win->area[0].yact<<2;
1944 if (p >= total_size)
1947 if (count >= total_size)
1950 if (count + p > total_size)
1951 count = total_size - p;
1953 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
1958 src = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
1961 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1963 fb_memcpy_fromfb(dst, src, c);
1967 if (copy_to_user(buf, buffer, c)) {
1979 return (err) ? err : cnt;
1982 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
1983 size_t count, loff_t *ppos)
1985 unsigned long p = *ppos;
1988 int c, cnt = 0, err = 0;
1989 unsigned long total_size;
1990 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1991 struct rk_lcdc_win *win = NULL;
1994 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1998 win = dev_drv->win[win_id];
2000 if (win->format == RGB565)
2001 total_size = win->area[0].xact*win->area[0].yact<<1; /*write the current frame buffer*/
2003 total_size = win->area[0].xact*win->area[0].yact<<2;
2008 if (count > total_size) {
2013 if (count + p > total_size) {
2017 count = total_size - p;
2020 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
2025 dst = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
2028 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2031 if (copy_from_user(src, buf, c)) {
2036 fb_memcpy_tofb(dst, src, c);
2047 return (cnt) ? cnt : err;
2051 static int rk_fb_set_par(struct fb_info *info)
2053 struct fb_var_screeninfo *var = &info->var;
2054 struct fb_fix_screeninfo *fix = &info->fix;
2055 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2056 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2057 int fb_id, extend_win_id = 0;
2058 struct fb_info *extend_info = NULL;
2059 struct rk_lcdc_driver *extend_dev_drv = NULL;
2060 struct rk_lcdc_win *extend_win = NULL;
2061 struct rk_lcdc_win *win = NULL;
2062 struct rk_screen *screen = dev_drv->cur_screen;
2064 u32 cblen = 0, crlen = 0;
2065 u16 xsize = 0, ysize = 0; /*winx display window height/width --->LCDC_WINx_DSP_INFO*/
2066 u32 xoffset = var->xoffset; /* offset from virtual to visible*/
2067 u32 yoffset = var->yoffset;
2068 u16 xpos = (var->nonstd>>8) & 0xfff; /*visiable pos in panel*/
2069 u16 ypos = (var->nonstd>>20) & 0xfff;
2070 u32 xvir = var->xres_virtual;
2071 u32 yvir = var->yres_virtual;
2072 u8 data_format = var->nonstd&0xff;
2076 u32 stride,uv_stride;
2079 u16 uv_x_off,uv_y_off,uv_y_act;
2082 var->pixclock = dev_drv->pixclock;
2083 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2087 win = dev_drv->win[win_id];
2088 if (rk_fb->disp_mode == DUAL) {
2089 fb_id = get_extend_fb_id(info);
2090 extend_info = rk_fb->fb[(rk_fb->num_fb>>1) + fb_id];
2091 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
2092 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2093 extend_info->fix.id);
2094 extend_win = extend_dev_drv->win[extend_win_id];
2096 if (var->grayscale>>8) { /*if the application has specific the horizontal and vertical display size*/
2097 xsize = (var->grayscale>>8) & 0xfff;
2098 ysize = (var->grayscale>>20) & 0xfff;
2099 } else { /*ohterwise full screen display*/
2100 xsize = screen->mode.xres;
2101 ysize = screen->mode.yres;
2104 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
2105 /*save winameter set by android*/
2106 if (rk_fb->disp_mode != DUAL) {
2107 if (screen->screen_id == 0) {
2109 dev_drv->screen0->xsize = xsize;
2110 dev_drv->screen0->ysize = ysize;
2111 dev_drv->screen0->xpos = xpos;
2112 dev_drv->screen0->ypos = ypos;
2114 xsize = dev_drv->screen1->xsize;
2115 ysize = dev_drv->screen1->ysize;
2116 xpos = dev_drv->screen1->xpos;
2117 ypos = dev_drv->screen1->ypos;
2121 fb_data_fmt = rk_fb_data_fmt(data_format,var->bits_per_pixel);
2122 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2123 if((fb_data_fmt == YUV420_A)||(fb_data_fmt == YUV422_A)||(fb_data_fmt == YUV444_A)){
2124 vir_width_bit = xvir * 8;
2125 stride_32bit_1 = xvir;
2126 stride_32bit_2 = xvir*2;
2128 vir_width_bit = pixel_width * xvir;
2129 stride_32bit_1 = ((vir_width_bit + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2130 stride_32bit_2 = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
2132 stride = stride_32bit_1;//default rgb
2133 fix->line_length = stride;
2134 switch (fb_data_fmt){
2138 stride = stride_32bit_1;
2139 uv_stride = stride_32bit_1>> 1 ;//
2140 uv_x_off = xoffset >> 1 ;//
2141 uv_y_off = yoffset;//0
2142 fix->line_length = stride;
2143 cblen = crlen = (xvir*yvir)>>1;
2144 uv_y_act = win->area[0].yact>>1;
2149 stride = stride_32bit_1;
2150 uv_stride = stride_32bit_1;
2152 uv_y_off = yoffset >> 1;
2153 fix->line_length = stride;
2154 cblen = crlen = (xvir*yvir)>>2;
2155 uv_y_act = win->area[0].yact>>1;
2160 stride = stride_32bit_1;
2161 uv_stride = stride_32bit_2;
2162 uv_x_off = xoffset*2;
2164 fix->line_length = stride<<2;
2165 cblen = crlen = (xvir*yvir);
2166 uv_y_act = win->area[0].yact;
2172 // x y mirror ,jump line
2173 if (screen->y_mirror == 1) {
2174 if (screen->interlace == 1) {
2175 win->area[0].y_offset = yoffset*stride*2 +
2176 ((win->area[0].yact-1)*2+1)*stride +
2177 xoffset*pixel_width/8;
2179 win->area[0].y_offset = yoffset*stride +
2180 (win->area[0].yact-1)*stride +
2181 xoffset*pixel_width/8;
2184 if (screen->interlace == 1) {
2185 win->area[0].y_offset = yoffset*stride*2+xoffset*pixel_width/8;
2187 win->area[0].y_offset = yoffset*stride+xoffset*pixel_width/8;
2190 if (is_pic_yuv == 1) {
2191 if (screen->y_mirror == 1) {
2192 if (screen->interlace == 1) {
2193 win->area[0].c_offset = uv_y_off*uv_stride*2 +
2194 ((uv_y_act-1)*2+1)*uv_stride +
2195 uv_x_off*pixel_width/8;
2197 win->area[0].c_offset = uv_y_off*uv_stride +
2198 (uv_y_act - 1)*uv_stride +
2199 uv_x_off*pixel_width/8;
2202 if (screen->interlace == 1) {
2203 win->area[0].c_offset = uv_y_off*uv_stride*2+uv_x_off*pixel_width/8;
2205 win->area[0].c_offset = uv_y_off*uv_stride+uv_x_off*pixel_width/8;
2210 win->format = fb_data_fmt;
2211 win->area[0].y_vir_stride = stride>>2;
2212 win->area[0].uv_vir_stride = uv_stride>>2;
2213 win->area[0].xpos = xpos;
2214 win->area[0].ypos = ypos;
2215 win->area[0].xsize = xsize;
2216 win->area[0].ysize = ysize;
2218 win->area[0].smem_start = fix->smem_start;
2219 win->area[0].cbr_start = fix->smem_start+stride*yvir;//fix->mmio_start;
2220 win->area[0].xact = var->xres; /*winx active window height,is a wint of vir*/
2221 win->area[0].yact = var->yres;
2222 win->area[0].xvir = var->xres_virtual; /*virtual resolution stride --->LCDC_WINx_VIR*/
2223 win->area[0].yvir = var->yres_virtual;
2224 win->area[0].state=1;
2226 win->alpha_mode = 4;//AB_SRC_OVER;
2227 win->alpha_en = ((win->format == ARGB888)||(win->format == ABGR888)) ? 1 : 0;
2228 win->g_alpha_val = 0;
2230 if (rk_fb->disp_mode == DUAL) {
2231 if (extend_win->state && (hdmi_switch_complete)) {
2232 if (info != extend_info) {
2233 if (win->area[0].xact < win->area[0].yact) {
2234 //extend_win->xact = win->area[0].yact;
2235 extend_win->area[0].xact = win->area[0].yact;
2236 extend_win->area[0].yact = win->area[0].xact;
2237 extend_win->area[0].xvir = win->area[0].yact;
2238 extend_info->var.xres = var->yres;
2239 extend_info->var.yres = var->xres;
2240 extend_info->var.xres_virtual = var->yres;
2242 extend_win->area[0].xact = win->area[0].xact;
2243 extend_win->area[0].yact = win->area[0].yact;
2244 extend_win->area[0].xvir = win->area[0].xvir;
2245 extend_info->var.xres = var->xres;
2246 extend_info->var.yres = var->yres;
2247 extend_info->var.xres_virtual = var->xres_virtual;
2249 extend_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
2250 extend_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
2251 if(win->area[0].xpos != 0 || win->area[0].ypos != 0) {
2252 extend_win->area[0].xsize = (extend_dev_drv->cur_screen->xsize * win->area[0].xsize) / screen->mode.xres;
2253 extend_win->area[0].ysize = (extend_dev_drv->cur_screen->ysize * win->area[0].ysize) / screen->mode.yres;
2254 extend_win->area[0].xpos = ((extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1)
2255 + extend_dev_drv->cur_screen->xsize * win->area[0].xpos / screen->mode.xres;
2256 extend_win->area[0].ypos = ((extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1)
2257 + extend_dev_drv->cur_screen->ysize * win->area[0].ypos / screen->mode.yres;
2259 else { //the display image of the primary screen is full screen size
2260 extend_win->area[0].xpos = (extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1;
2261 extend_win->area[0].ypos = (extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1;
2262 extend_win->area[0].xsize = extend_dev_drv->cur_screen->xsize;
2263 extend_win->area[0].ysize = extend_dev_drv->cur_screen->ysize;
2265 #if !defined(CONFIG_FB_ROTATE) && defined(CONFIG_THREE_FB_BUFFER)
2266 extend_win->area[0].smem_start = win->area[0].smem_start;
2267 extend_win->area[0].cbr_start = win->area[0].cbr_start;
2269 extend_win->area[0].state = 1;
2270 extend_win->area_num = 1;
2271 extend_win->alpha_en = 0;
2272 extend_win->format = win->format;
2273 extend_info->var.nonstd &= 0xffffff00;
2274 extend_info->var.nonstd |= data_format;
2275 extend_dev_drv->ops->set_par(extend_dev_drv, extend_win_id);
2279 dev_drv->ops->set_par(dev_drv, win_id);
2284 static inline unsigned int chan_to_field(unsigned int chan,
2285 struct fb_bitfield *bf)
2288 chan >>= 16 - bf->length;
2289 return chan << bf->offset;
2292 static int fb_setcolreg(unsigned regno,
2293 unsigned red, unsigned green, unsigned blue,
2294 unsigned transp, struct fb_info *info)
2298 switch (info->fix.visual) {
2299 case FB_VISUAL_TRUECOLOR:
2300 /* true-colour, use pseudo-palette */
2302 u32 *pal = info->pseudo_palette;
2303 val = chan_to_field(red, &info->var.red);
2304 val |= chan_to_field(green, &info->var.green);
2305 val |= chan_to_field(blue, &info->var.blue);
2310 return -1; /* unknown type */
2316 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
2318 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2319 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2320 struct rk_lcdc_win *win;
2321 win = dev_drv->win[win_id];
2323 vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
2325 return dma_buf_mmap(win->area[0].dma_buf, vma, 0);
2328 static struct fb_ops fb_ops = {
2329 .owner = THIS_MODULE,
2330 .fb_open = rk_fb_open,
2331 .fb_release = rk_fb_close,
2332 .fb_check_var = rk_fb_check_var,
2333 .fb_set_par = rk_fb_set_par,
2334 .fb_blank = rk_fb_blank,
2335 .fb_ioctl = rk_fb_ioctl,
2336 .fb_pan_display = rk_fb_pan_display,
2337 .fb_read = rk_fb_read,
2338 .fb_write = rk_fb_write,
2339 .fb_setcolreg = fb_setcolreg,
2340 .fb_fillrect = cfb_fillrect,
2341 .fb_copyarea = cfb_copyarea,
2342 .fb_imageblit = cfb_imageblit,
2347 static struct fb_var_screeninfo def_var = {
2348 #if defined(CONFIG_LOGO_LINUX_BMP)
2352 .transp = {0, 0, 0},
2353 .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
2358 .transp = {0, 0, 0},
2359 .nonstd = HAL_PIXEL_FORMAT_RGB_565, /*(ypos<<20+xpos<<8+format) format*/
2361 .grayscale = 0, /*(ysize<<20+xsize<<8)*/
2362 .activate = FB_ACTIVATE_NOW,
2364 .vmode = FB_VMODE_NONINTERLACED,
2367 static struct fb_fix_screeninfo def_fix = {
2368 .type = FB_TYPE_PACKED_PIXELS,
2373 .accel = FB_ACCEL_NONE,
2374 .visual = FB_VISUAL_TRUECOLOR,
2379 static int rk_fb_wait_for_vsync_thread(void *data)
2381 struct rk_lcdc_driver *dev_drv = data;
2382 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2383 struct fb_info *fbi = rk_fb->fb[0];
2385 while (!kthread_should_stop()) {
2386 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2387 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2388 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2389 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
2392 sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
2398 static ssize_t rk_fb_vsync_show(struct device *dev,
2399 struct device_attribute *attr, char *buf)
2401 struct fb_info *fbi = dev_get_drvdata(dev);
2402 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2403 return scnprintf(buf, PAGE_SIZE, "%llu\n",
2404 ktime_to_ns(dev_drv->vsync_info.timestamp));
2407 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
2410 /*****************************************************************
2411 this two function is for other module that in the kernel which
2412 need show image directly through fb
2413 fb_id:we have 4 fb here,default we use fb0 for ui display
2414 *******************************************************************/
2415 struct fb_info *rk_get_fb(int fb_id)
2417 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
2418 struct fb_info *fb = inf->fb[fb_id];
2421 EXPORT_SYMBOL(rk_get_fb);
2423 void rk_direct_fb_show(struct fb_info *fbi)
2426 rk_fb_pan_display(&fbi->var, fbi);
2428 EXPORT_SYMBOL(rk_direct_fb_show);
2431 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
2432 struct fb_var_screeninfo *hdmi_var)
2434 if (pmy_var->xres < pmy_var->yres) { /*vertical lcd screen*/
2435 hdmi_var->xres = pmy_var->yres;
2436 hdmi_var->yres = pmy_var->xres;
2437 hdmi_var->xres_virtual = pmy_var->yres;
2439 hdmi_var->xres = pmy_var->xres;
2440 hdmi_var->yres = pmy_var->yres;
2441 hdmi_var->xres_virtual = pmy_var->xres_virtual;
2447 int rk_fb_dpi_open(bool open)
2449 struct rk_lcdc_driver *dev_drv = NULL;
2450 dev_drv = rk_get_prmry_lcdc_drv();
2451 dev_drv->ops->dpi_open(dev_drv, open);
2455 int rk_fb_dpi_win_sel(int win_id)
2457 struct rk_lcdc_driver *dev_drv = NULL;
2458 dev_drv = rk_get_prmry_lcdc_drv();
2459 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
2463 int rk_fb_dpi_status(void)
2466 struct rk_lcdc_driver *dev_drv = NULL;
2467 dev_drv = rk_get_prmry_lcdc_drv();
2468 ret = dev_drv->ops->dpi_status(dev_drv);
2473 /******************************************
2474 *function:this function will be called by hdmi,when
2476 *screen: the screen attached to hdmi
2477 *enable: 1,hdmi plug in,0,hdmi plug out
2478 *lcdc_id: the lcdc id the hdmi attached ,0 or 1
2479 ******************************************/
2480 int rk_fb_switch_screen(struct rk_screen *screen , int enable, int lcdc_id)
2482 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2483 struct fb_info *info = NULL;
2484 struct rk_lcdc_driver *dev_drv = NULL;
2485 struct fb_var_screeninfo *hdmi_var = NULL;
2486 struct fb_var_screeninfo *pmy_var = NULL; /*var for primary screen*/
2487 struct fb_info *pmy_info = NULL;
2488 struct fb_fix_screeninfo *pmy_fix = NULL;
2490 struct fb_fix_screeninfo *hdmi_fix = NULL;
2495 //if (rk_fb->disp_mode != DUAL)
2496 // rk29_backlight_set(0);
2498 sprintf(name, "lcdc%d", lcdc_id);
2500 if (rk_fb->disp_mode != DUAL) {
2501 dev_drv = rk_fb->lcdc_dev_drv[0];
2504 for (i = 0; i < rk_fb->num_lcdc; i++) {
2505 if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
2506 dev_drv = rk_fb->lcdc_dev_drv[i];
2511 if (i == rk_fb->num_lcdc) {
2512 printk(KERN_ERR "%s driver not found!", name);
2516 printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from", dev_drv->id);
2518 if (rk_fb->num_lcdc == 1)
2519 info = rk_fb->fb[0];
2520 else if (rk_fb->num_lcdc == 2)
2521 info = rk_fb->fb[dev_drv->lcdc_win_num]; /*the main fb of lcdc1*/
2523 if (dev_drv->screen1) { /*device like rk2928 ,have only one lcdc but two outputs*/
2525 memcpy(dev_drv->screen1, screen, sizeof(struct rk_screen));
2526 dev_drv->screen1->lcdc_id = 0; /*connect screen1 to output interface 0*/
2527 dev_drv->screen1->screen_id = 1;
2528 dev_drv->screen0->lcdc_id = 1; /*connect screen0 to output interface 1*/
2529 dev_drv->cur_screen = dev_drv->screen1;
2530 dev_drv->screen0->ext_screen = dev_drv->screen1;
2531 if (dev_drv->screen0->sscreen_get) {
2532 dev_drv->screen0->sscreen_get(dev_drv->screen0,
2533 dev_drv->cur_screen->hdmi_resolution);
2538 dev_drv->screen1->lcdc_id = 1; /*connect screen1 to output interface 1*/
2539 dev_drv->screen0->lcdc_id = 0; /*connect screen0 to output interface 0*/
2540 dev_drv->cur_screen = dev_drv->screen0;
2541 dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
2542 dev_drv->screen_ctr_info->lcd_info);
2546 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
2550 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2552 if (!enable && !dev_drv->screen1) { /*only double lcdc device need to close*/
2553 if (dev_drv->win[win_id]->state)
2554 dev_drv->ops->open(dev_drv, win_id, enable); /*disable the win which attached to this fb*/
2555 hdmi_switch_complete = 0;
2560 hdmi_var = &info->var;
2561 hdmi_fix = &info->fix;
2562 if (rk_fb->disp_mode == DUAL) {
2563 if (likely(rk_fb->num_lcdc == 2)) {
2564 pmy_var = &rk_fb->fb[0]->var;
2565 pmy_fix = &rk_fb->fb[0]->fix;
2566 set_xact_yact_for_hdmi(pmy_var, hdmi_var);
2567 hdmi_var->nonstd &= 0xffffff00;
2568 hdmi_var->nonstd |= (pmy_var->nonstd & 0xff); /*use the same format as primary screen*/
2570 printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2573 hdmi_var->grayscale &= 0xff;
2574 hdmi_var->grayscale |= (dev_drv->cur_screen->mode.xres<<8) + (dev_drv->cur_screen->mode.yres<<20);
2575 if (dev_drv->screen1) { /*device like rk2928,whic have one lcdc but two outputs*/
2576 /* info->var.nonstd &= 0xff;
2577 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
2578 info->var.grayscale &= 0xff;
2579 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);*/
2580 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
2581 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
2582 dev_drv->screen1->xpos = 0;
2583 dev_drv->screen1->ypos = 0;
2586 ret = info->fbops->fb_open(info, 1);
2587 dev_drv->ops->load_screen(dev_drv, 1);
2588 ret = info->fbops->fb_set_par(info);
2589 if (dev_drv->ops->lcdc_hdmi_process)
2590 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
2592 hdmi_switch_complete = enable;
2594 if (rk_fb->disp_mode == DUAL) {
2595 if (likely(rk_fb->num_lcdc == 2)) {
2596 pmy_info = rk_fb->fb[0];
2597 pmy_info->fbops->fb_pan_display(pmy_var, pmy_info);
2599 printk(KERN_WARNING "%s>>only one lcdc,dual display no supported!", __func__);
2602 info->fbops->fb_pan_display(hdmi_var, info);
2604 //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2605 if (dev_drv->screen1) {
2606 if (dev_drv->screen0->sscreen_set) {
2607 dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
2609 dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
2610 dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
2614 //if (rk_fb->disp_mode != DUAL)
2615 // rk29_backlight_set(1);
2623 /******************************************
2624 function:this function current only called by hdmi for
2626 scale_x: scale rate of x resolution
2627 scale_y: scale rate of y resolution
2628 lcdc_id: the lcdc id the hdmi attached ,0 or 1
2629 ******************************************/
2631 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
2633 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
2634 struct fb_info *info = NULL;
2635 struct fb_var_screeninfo *var = NULL;
2636 struct rk_lcdc_driver *dev_drv = NULL;
2637 u16 screen_x, screen_y;
2642 sprintf(name, "lcdc%d", lcdc_id);
2644 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
2645 dev_drv = inf->lcdc_dev_drv[0];
2647 for (i = 0; i < inf->num_lcdc; i++) {
2648 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
2649 dev_drv = inf->lcdc_dev_drv[i];
2654 if (i == inf->num_lcdc) {
2655 printk(KERN_ERR "%s driver not found!", name);
2660 if (inf->num_lcdc == 1)
2662 else if (inf->num_lcdc == 2)
2663 info = inf->fb[dev_drv->lcdc_win_num];
2666 screen_x = dev_drv->cur_screen->mode.xres;
2667 screen_y = dev_drv->cur_screen->mode.yres;
2669 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
2670 if (dev_drv->cur_screen->screen_id == 1) {
2671 dev_drv->cur_screen->xpos = (screen_x-screen_x*scale_x/100)>>1;
2672 dev_drv->cur_screen->ypos = (screen_y-screen_y*scale_y/100)>>1;
2673 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2674 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2678 xpos = (screen_x-screen_x*scale_x/100)>>1;
2679 ypos = (screen_y-screen_y*scale_y/100)>>1;
2680 dev_drv->cur_screen->xsize = screen_x*scale_x/100;
2681 dev_drv->cur_screen->ysize = screen_y*scale_y/100;
2682 var->nonstd &= 0xff;
2683 var->nonstd |= (xpos<<8) + (ypos<<20);
2684 var->grayscale &= 0xff;
2685 var->grayscale |= (dev_drv->cur_screen->xsize<<8) + (dev_drv->cur_screen->ysize<<20);
2688 info->fbops->fb_set_par(info);
2689 //info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0);
2690 dev_drv->ops->cfg_done(dev_drv);
2696 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
2698 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2699 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2700 struct rk_lcdc_win *win = NULL;
2703 unsigned long fb_mem_size;
2704 #if defined(CONFIG_ION_ROCKCHIP)
2705 struct ion_handle *handle;
2706 ion_phys_addr_t phy_addr;
2709 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2713 win = dev_drv->win[win_id];
2715 if (!strcmp(fbi->fix.id, "fb0")) {
2716 fb_mem_size = 3 * (((fbi->var.xres + 31)&(~31))* fbi->var.yres) << 2;
2717 fb_mem_size = ALIGN(fb_mem_size, SZ_1M);
2718 #if defined(CONFIG_ION_ROCKCHIP)
2719 handle = ion_alloc(rk_fb->ion_client, (size_t)fb_mem_size, 0, ION_HEAP(ION_CMA_HEAP_ID), 0);
2720 if (IS_ERR(handle)) {
2721 dev_err(fbi->device, "failed to ion_alloc:%ld\n",PTR_ERR(handle));
2724 win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
2725 if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
2726 printk("ion_share_dma_buf() failed\n");
2727 goto err_share_dma_buf;
2729 win->area[0].ion_hdl = handle;
2730 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
2731 #ifdef CONFIG_ROCKCHIP_IOMMU
2732 if (dev_drv->iommu_enabled)
2733 ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
2734 (unsigned long *)&phy_addr, (unsigned long *)&len);
2736 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2738 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
2740 fbi->fix.smem_start = phy_addr;
2741 fbi->fix.smem_len = len;
2742 printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n",phy_addr);
2744 dma_addr_t fb_mem_phys;
2746 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
2747 &fb_mem_phys,GFP_KERNEL);
2749 pr_err("%s: Failed to allocate framebuffer\n", __func__);
2752 fbi->fix.smem_len = fb_mem_size;
2753 fbi->fix.smem_start = fb_mem_phys;
2754 fbi->screen_base = fb_mem_virt;
2756 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2757 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2758 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2760 #if defined(CONFIG_FB_ROTATE) || !defined(CONFIG_THREE_FB_BUFFER)
2761 res = platform_get_resource_byname(fb_pdev,
2762 IORESOURCE_MEM, "fb2 buf");
2764 dev_err(&fb_pdev->dev, "failed to get win0 memory \n");
2767 fbi->fix.smem_start = res->start;
2768 fbi->fix.smem_len = res->end - res->start + 1;
2769 mem = request_mem_region(res->start, resource_size(res),
2771 fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
2772 memset(fbi->screen_base, 0, fbi->fix.smem_len);
2773 #else /*three buffer no need to copy*/
2774 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
2775 fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
2776 fbi->screen_base = rk_fb->fb[0]->screen_base;
2778 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
2779 fbi->fix.smem_start, fbi->screen_base, fbi->fix.smem_len);
2782 fbi->screen_size = fbi->fix.smem_len;
2783 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
2785 win = dev_drv->win[win_id];
2786 win->reserved = fbi->fix.smem_start;
2792 ion_free(rk_fb->ion_client, handle);
2797 static int rk_release_fb_buffer(struct fb_info *fbi)
2799 if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3")) /*buffer for fb1 and fb3 are alloc by android*/
2801 iounmap(fbi->screen_base);
2802 release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
2806 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv, struct rk_lcdc_win *def_win)
2809 int lcdc_win_num = dev_drv->lcdc_win_num;
2810 for (i = 0; i < lcdc_win_num; i++) {
2811 struct rk_lcdc_win *win = NULL;
2812 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
2814 dev_err(dev_drv->dev, "kzmalloc for win fail!");
2818 strcpy(win->name, def_win[i].name);
2819 win->id = def_win[i].id;
2820 win->support_3d = def_win[i].support_3d;
2821 dev_drv->win[i] = win;
2828 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
2829 struct rk_lcdc_win *def_win, int index)
2831 struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
2832 struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
2833 sizeof(struct rk_screen), GFP_KERNEL);
2835 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
2840 screen->screen_id = 0;
2841 screen->lcdc_id = dev_drv->id;
2842 dev_drv->screen0 = screen;
2843 dev_drv->cur_screen = screen;
2844 /* devie use one lcdc + rk61x scaler for dual display*/
2845 if (rk_fb->disp_mode == ONE_DUAL) {
2846 struct rk_screen *screen1 = devm_kzalloc(dev_drv->dev,
2847 sizeof(struct rk_screen), GFP_KERNEL);
2849 dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
2853 screen1->screen_id = 1;
2854 screen1->lcdc_id = 1;
2855 dev_drv->screen1 = screen1;
2857 sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
2858 init_lcdc_win(dev_drv, def_win);
2859 init_completion(&dev_drv->frame_done);
2860 spin_lock_init(&dev_drv->cpl_lock);
2861 mutex_init(&dev_drv->fb_win_id_mutex);
2862 dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
2863 dev_drv->first_frame = 1;
2864 rk_disp_pwr_ctr_parse_dt(dev_drv);
2865 if (dev_drv->prop == PRMRY) {
2866 rk_fb_set_prmry_screen(screen);
2867 rk_fb_get_prmry_screen(screen);
2869 dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
2874 #ifdef CONFIG_LOGO_LINUX_BMP
2875 static struct linux_logo *bmp_logo;
2876 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
2878 bmp_logo = fb_find_logo(24);
2879 if (bmp_logo == NULL) {
2880 printk(KERN_INFO "%s error\n", __func__);
2886 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
2888 unsigned char *src = bmp_logo->data;
2889 unsigned char *dst = info->screen_base;
2891 unsigned int Needwidth = (*(src-24)<<8) | (*(src-23));
2892 unsigned int Needheight = (*(src-22)<<8) | (*(src-21));
2894 for (i = 0; i < Needheight; i++)
2895 memcpy(dst+info->var.xres*i*4,
2896 src+bmp_logo->width*i*4, Needwidth*4);
2901 /********************************
2902 *check if the primary lcdc has registerd,
2903 the primary lcdc mas register first
2904 *********************************/
2905 bool is_prmry_rk_lcdc_registered(void)
2907 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2908 if (rk_fb->lcdc_dev_drv[0])
2915 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
2916 struct rk_lcdc_win *win, int id)
2918 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2919 struct fb_info *fbi;
2920 int i = 0, ret = 0, index = 0;
2921 #if defined(CONFIG_ROCKCHIP_IOMMU)
2922 struct device *mmu_dev = NULL;
2924 if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
2927 for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
2928 if (!rk_fb->lcdc_dev_drv[i]) {
2929 rk_fb->lcdc_dev_drv[i] = dev_drv;
2930 rk_fb->lcdc_dev_drv[i]->id = id;
2937 init_lcdc_device_driver(rk_fb, win, index);
2938 dev_drv->fb_index_base = rk_fb->num_fb;
2939 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2940 fbi = framebuffer_alloc(0, &fb_pdev->dev);
2942 dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
2948 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
2949 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
2950 fbi->var.grayscale |= (fbi->var.xres<<8) + (fbi->var.yres<<20);
2951 #if defined(CONFIG_LOGO_LINUX_BMP)
2952 fbi->var.bits_per_pixel = 32;
2954 fbi->var.bits_per_pixel = 16;
2956 fbi->fix.line_length = (fbi->var.xres)*(fbi->var.bits_per_pixel>>3);
2957 fbi->var.width = dev_drv->cur_screen->width;
2958 fbi->var.height = dev_drv->cur_screen->height;
2959 fbi->var.pixclock = dev_drv->pixclock;
2960 if (dev_drv->iommu_enabled)
2961 fb_ops.fb_mmap = rk_fb_mmap;
2962 fbi->fbops = &fb_ops;
2963 fbi->flags = FBINFO_FLAG_DEFAULT;
2964 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
2965 ret = register_framebuffer(fbi);
2967 dev_err(&fb_pdev->dev, "%s fb%d register_framebuffer fail!\n",
2968 __func__, rk_fb->num_fb);
2971 rkfb_create_sysfs(fbi);
2972 rk_fb->fb[rk_fb->num_fb] = fbi;
2973 dev_info(&fb_pdev->dev, "rockchip framebuffer registerd:%s\n",
2978 init_waitqueue_head(&dev_drv->vsync_info.wait);
2979 ret = device_create_file(fbi->dev, &dev_attr_vsync);
2981 dev_err(fbi->dev, "failed to create vsync file\n");
2982 dev_drv->vsync_info.thread = kthread_run(rk_fb_wait_for_vsync_thread,
2983 dev_drv, "fb-vsync");
2984 if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
2985 dev_err(fbi->dev, "failed to run vsync thread\n");
2986 dev_drv->vsync_info.thread = NULL;
2988 dev_drv->vsync_info.active = 1;
2990 mutex_init(&dev_drv->output_lock);
2992 INIT_LIST_HEAD(&dev_drv->update_regs_list);
2993 mutex_init(&dev_drv->update_regs_list_lock);
2994 init_kthread_worker(&dev_drv->update_regs_worker);
2996 dev_drv->update_regs_thread = kthread_run(kthread_worker_fn,
2997 &dev_drv->update_regs_worker, "rk-fb");
2998 if (IS_ERR(dev_drv->update_regs_thread)) {
2999 int err = PTR_ERR(dev_drv->update_regs_thread);
3000 dev_drv->update_regs_thread = NULL;
3002 printk("failed to run update_regs thread\n");
3005 init_kthread_work(&dev_drv->update_regs_work, rk_fb_update_regs_handler);
3007 dev_drv->timeline = sw_sync_timeline_create("fb-timeline"); dev_drv->timeline_max = 1;
3012 /*show logo for primary display device*/
3013 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
3014 if (dev_drv->prop == PRMRY) {
3015 struct fb_info *main_fbi = rk_fb->fb[0];
3016 main_fbi->fbops->fb_open(main_fbi, 1);
3017 if(support_uboot_display())
3020 #if defined(CONFIG_ROCKCHIP_IOMMU)
3021 if (dev_drv->iommu_enabled) {/* only alloc memory for main fb*/
3022 mmu_dev = rockchip_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
3024 platform_set_sysmmu(mmu_dev, dev_drv->dev);
3025 rockchip_sysmmu_set_fault_handler(dev_drv->dev,
3026 rk_fb_sysmmu_fault_handler);
3027 iovmm_activate(dev_drv->dev);
3030 dev_err(dev_drv->dev, "failed to get rockchip iommu device\n");
3033 rk_fb_alloc_buffer(main_fbi, 0);
3034 main_fbi->fbops->fb_set_par(main_fbi);
3035 #if defined(CONFIG_LOGO_LINUX_BMP)
3036 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
3037 fb_set_cmap(&main_fbi->cmap, main_fbi);
3038 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
3041 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
3042 fb_set_cmap(&main_fbi->cmap, main_fbi);
3043 fb_show_logo(main_fbi, FB_ROTATE_UR);
3046 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
3055 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
3058 struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
3059 struct fb_info *fbi;
3060 int fb_index_base = dev_drv->fb_index_base;
3061 int fb_num = dev_drv->lcdc_win_num;
3064 if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
3065 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
3066 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
3069 for (i = 0; i < fb_num; i++)
3070 kfree(dev_drv->win[i]);
3072 for (i = fb_index_base; i < (fb_index_base+fb_num); i++) {
3073 fbi = fb_inf->fb[i];
3074 unregister_framebuffer(fbi);
3075 /*rk_release_fb_buffer(fbi);*/
3076 framebuffer_release(fbi);
3078 fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
3085 static int rk_fb_probe(struct platform_device *pdev)
3087 struct rk_fb *rk_fb = NULL;
3088 struct device_node *np = pdev->dev.of_node;
3092 dev_err(&pdev->dev, "Missing device tree node.\n");
3096 rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
3098 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
3101 platform_set_drvdata(pdev, rk_fb);
3103 if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
3104 rk_fb->disp_mode = mode;
3107 dev_err(&pdev->dev, "no disp-mode node found!");
3111 if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on)) {
3112 printk("uboot-logo-on:%d\n", uboot_logo_on);
3114 dev_set_name(&pdev->dev, "rockchip-fb");
3115 #if defined(CONFIG_ION_ROCKCHIP)
3116 rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
3117 if (IS_ERR(rk_fb->ion_client)) {
3118 dev_err(&pdev->dev, "failed to create ion client for rk fb");
3119 return PTR_ERR(rk_fb->ion_client);
3121 dev_info(&pdev->dev, "rk fb ion client create success!\n");
3126 dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
3130 static int rk_fb_remove(struct platform_device *pdev)
3132 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3134 platform_set_drvdata(pdev, NULL);
3138 static void rk_fb_shutdown(struct platform_device *pdev)
3140 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3142 for (i = 0; i < rk_fb->num_lcdc; i++) {
3143 if (!rk_fb->lcdc_dev_drv[i])
3151 static const struct of_device_id rkfb_dt_ids[] = {
3152 { .compatible = "rockchip,rk-fb", },
3156 static struct platform_driver rk_fb_driver = {
3157 .probe = rk_fb_probe,
3158 .remove = rk_fb_remove,
3161 .owner = THIS_MODULE,
3162 .of_match_table = of_match_ptr(rkfb_dt_ids),
3164 .shutdown = rk_fb_shutdown,
3167 static int __init rk_fb_init(void)
3169 return platform_driver_register(&rk_fb_driver);
3172 static void __exit rk_fb_exit(void)
3174 platform_driver_unregister(&rk_fb_driver);
3177 fs_initcall(rk_fb_init);
3178 module_exit(rk_fb_exit);