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>
33 #if defined(CONFIG_RK_HDMI)
34 #include "hdmi/rk_hdmi.h"
37 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
43 #include <linux/of_platform.h>
44 #include <linux/of_gpio.h>
45 #include <video/of_display_timing.h>
46 #include <video/display_timing.h>
47 #include <dt-bindings/rkfb/rk_fb.h>
50 #if defined(CONFIG_ION_ROCKCHIP)
51 #include <linux/rockchip_ion.h>
52 #include <linux/rockchip-iovmm.h>
53 #include <linux/dma-buf.h>
54 #include <linux/highmem.h>
58 static int hdmi_switch_complete;
59 static struct platform_device *fb_pdev;
60 struct list_head saved_list;
62 #if defined(CONFIG_FB_MIRRORING)
63 int (*video_data_to_mirroring) (struct fb_info *info, u32 yuv_phy[2]);
64 EXPORT_SYMBOL(video_data_to_mirroring);
67 struct rk_fb_reg_win_data g_reg_win_data[4];
68 static int g_last_win_num;
69 static int g_first_buf = 1;
70 static struct rk_fb_trsm_ops *trsm_lvds_ops;
71 static struct rk_fb_trsm_ops *trsm_edp_ops;
72 static struct rk_fb_trsm_ops *trsm_mipi_ops;
73 static int uboot_logo_on;
74 int support_uboot_display(void)
79 int rk_fb_trsm_ops_register(struct rk_fb_trsm_ops *ops, int type)
84 case SCREEN_DUAL_LVDS:
91 case SCREEN_DUAL_MIPI:
95 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
102 struct rk_fb_trsm_ops *rk_fb_trsm_ops_get(int type)
104 struct rk_fb_trsm_ops *ops;
108 case SCREEN_DUAL_LVDS:
115 case SCREEN_DUAL_MIPI:
120 printk(KERN_WARNING "%s:un supported transmitter:%d!\n",
127 int rk_fb_pixel_width(int data_format)
130 switch (data_format) {
153 printk(KERN_WARNING "%s:un supported format:0x%x\n",
154 __func__, data_format);
160 static int rk_fb_data_fmt(int data_format, int bits_per_pixel)
164 switch (data_format) {
165 case HAL_PIXEL_FORMAT_RGBX_8888:
166 fb_data_fmt = XBGR888;
168 case HAL_PIXEL_FORMAT_RGBA_8888:
169 fb_data_fmt = ABGR888;
171 case HAL_PIXEL_FORMAT_BGRA_8888:
172 fb_data_fmt = ARGB888;
174 case HAL_PIXEL_FORMAT_RGB_888:
175 fb_data_fmt = RGB888;
177 case HAL_PIXEL_FORMAT_RGB_565:
178 fb_data_fmt = RGB565;
180 case HAL_PIXEL_FORMAT_YCbCr_422_SP: /* yuv422 */
181 fb_data_fmt = YUV422;
183 case HAL_PIXEL_FORMAT_YCrCb_NV12: /* YUV420---uvuvuv */
184 fb_data_fmt = YUV420;
186 case HAL_PIXEL_FORMAT_YCrCb_444: /* yuv444 */
187 fb_data_fmt = YUV444;
189 case HAL_PIXEL_FORMAT_YCrCb_NV12_10: /* yuv444 */
190 fb_data_fmt = YUV420_A;
192 case HAL_PIXEL_FORMAT_YCbCr_422_SP_10: /* yuv444 */
193 fb_data_fmt = YUV422_A;
195 case HAL_PIXEL_FORMAT_YCrCb_420_SP_10: /* yuv444 */
196 fb_data_fmt = YUV444_A;
199 printk(KERN_WARNING "%s:un supported format:0x%x\n",
200 __func__, data_format);
204 switch (bits_per_pixel) {
206 fb_data_fmt = ARGB888;
209 fb_data_fmt = RGB565;
213 "%s:un supported bits_per_pixel:%d\n", __func__,
222 * rk display power control parse from dts
224 int rk_disp_pwr_ctr_parse_dt(struct rk_lcdc_driver *dev_drv)
226 struct device_node *root = of_get_child_by_name(dev_drv->dev->of_node,
228 struct device_node *child;
229 struct rk_disp_pwr_ctr_list *pwr_ctr;
230 struct list_head *pos;
231 enum of_gpio_flags flags;
236 INIT_LIST_HEAD(&dev_drv->pwrlist_head);
238 dev_err(dev_drv->dev, "can't find power_ctr node for lcdc%d\n",
243 for_each_child_of_node(root, child) {
244 pwr_ctr = kmalloc(sizeof(struct rk_disp_pwr_ctr_list),
246 strcpy(pwr_ctr->pwr_ctr.name, child->name);
247 if (!of_property_read_u32(child, "rockchip,power_type", &val)) {
249 pwr_ctr->pwr_ctr.type = GPIO;
250 pwr_ctr->pwr_ctr.gpio = of_get_gpio_flags(child, 0, &flags);
251 if (!gpio_is_valid(pwr_ctr->pwr_ctr.gpio)) {
252 dev_err(dev_drv->dev, "%s ivalid gpio\n",
256 pwr_ctr->pwr_ctr.atv_val = !(flags & OF_GPIO_ACTIVE_LOW);
257 ret = gpio_request(pwr_ctr->pwr_ctr.gpio,
260 dev_err(dev_drv->dev,
261 "request %s gpio fail:%d\n",
266 pwr_ctr->pwr_ctr.type = REGULATOR;
270 of_property_read_u32(child, "rockchip,delay", &val);
271 pwr_ctr->pwr_ctr.delay = val;
272 list_add_tail(&pwr_ctr->list, &dev_drv->pwrlist_head);
275 of_property_read_u32(root, "rockchip,debug", &debug);
278 list_for_each(pos, &dev_drv->pwrlist_head) {
279 pwr_ctr = list_entry(pos, struct rk_disp_pwr_ctr_list,
281 printk(KERN_INFO "pwr_ctr_name:%s\n"
286 pwr_ctr->pwr_ctr.name,
287 (pwr_ctr->pwr_ctr.type == GPIO) ? "gpio" : "regulator",
288 pwr_ctr->pwr_ctr.gpio,
289 pwr_ctr->pwr_ctr.atv_val,
290 pwr_ctr->pwr_ctr.delay);
298 int rk_disp_pwr_enable(struct rk_lcdc_driver *dev_drv)
300 struct list_head *pos;
301 struct rk_disp_pwr_ctr_list *pwr_ctr_list;
302 struct pwr_ctr *pwr_ctr;
303 if (list_empty(&dev_drv->pwrlist_head))
305 list_for_each(pos, &dev_drv->pwrlist_head) {
306 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
308 pwr_ctr = &pwr_ctr_list->pwr_ctr;
309 if (pwr_ctr->type == GPIO) {
310 gpio_direction_output(pwr_ctr->gpio, pwr_ctr->atv_val);
311 mdelay(pwr_ctr->delay);
318 int rk_disp_pwr_disable(struct rk_lcdc_driver *dev_drv)
320 struct list_head *pos;
321 struct rk_disp_pwr_ctr_list *pwr_ctr_list;
322 struct pwr_ctr *pwr_ctr;
323 if (list_empty(&dev_drv->pwrlist_head))
325 list_for_each(pos, &dev_drv->pwrlist_head) {
326 pwr_ctr_list = list_entry(pos, struct rk_disp_pwr_ctr_list,
328 pwr_ctr = &pwr_ctr_list->pwr_ctr;
329 if (pwr_ctr->type == GPIO)
330 gpio_set_value(pwr_ctr->gpio, !pwr_ctr->atv_val);
335 int rk_fb_video_mode_from_timing(const struct display_timing *dt,
336 struct rk_screen *screen)
338 screen->mode.pixclock = dt->pixelclock.typ;
339 screen->mode.left_margin = dt->hback_porch.typ;
340 screen->mode.right_margin = dt->hfront_porch.typ;
341 screen->mode.xres = dt->hactive.typ;
342 screen->mode.hsync_len = dt->hsync_len.typ;
343 screen->mode.upper_margin = dt->vback_porch.typ;
344 screen->mode.lower_margin = dt->vfront_porch.typ;
345 screen->mode.yres = dt->vactive.typ;
346 screen->mode.vsync_len = dt->vsync_len.typ;
347 screen->type = dt->screen_type;
348 screen->lvds_format = dt->lvds_format;
349 screen->face = dt->face;
350 screen->color_mode = dt->color_mode;
351 screen->dsp_lut = dt->dsp_lut;
353 if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
354 screen->pin_dclk = 1;
356 screen->pin_dclk = 0;
357 if (dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
358 screen->pin_hsync = 1;
360 screen->pin_hsync = 0;
361 if (dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
362 screen->pin_vsync = 1;
364 screen->pin_vsync = 0;
365 if (dt->flags & DISPLAY_FLAGS_DE_HIGH)
374 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
376 struct display_timings *disp_timing;
377 struct display_timing *dt;
378 disp_timing = of_get_display_timings(np);
380 pr_err("parse display timing err\n");
383 dt = display_timings_get(disp_timing, disp_timing->native_mode);
384 rk_fb_video_mode_from_timing(dt, screen);
389 int rk_fb_calc_fps(struct rk_screen *screen, u32 pixclock)
392 unsigned long long hz;
394 printk(KERN_ERR "%s:null screen!\n", __func__);
397 x = screen->mode.xres + screen->mode.left_margin +
398 screen->mode.right_margin + screen->mode.hsync_len;
399 y = screen->mode.yres + screen->mode.upper_margin +
400 screen->mode.lower_margin + screen->mode.vsync_len;
402 hz = 1000000000000ULL; /* 1e12 picoseconds per second */
405 do_div(hz, x * y); /* divide by x * y with rounding */
408 do_div(hz, pixclock); /* divide by pixclock with rounding */
413 char *get_format_string(enum data_format format, char *fmt)
419 strcpy(fmt, "ARGB888");
422 strcpy(fmt, "RGB888");
425 strcpy(fmt, "RGB565");
428 strcpy(fmt, "YUV420");
431 strcpy(fmt, "YUV422");
434 strcpy(fmt, "YUV444");
437 strcpy(fmt, "YUV420_A");
440 strcpy(fmt, "YUV422_A");
443 strcpy(fmt, "YUV444_A");
446 strcpy(fmt, "XRGB888");
449 strcpy(fmt, "XBGR888");
452 strcpy(fmt, "XBGR888");
455 strcpy(fmt, "invalid");
465 * name: lcdc device name ,lcdc0 , lcdc1
467 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
469 struct rk_fb *inf = NULL;
470 struct rk_lcdc_driver *dev_drv = NULL;
474 inf = platform_get_drvdata(fb_pdev);
478 for (i = 0; i < inf->num_lcdc; i++) {
479 if (!strcmp(inf->lcdc_dev_drv[i]->name, name)) {
480 dev_drv = inf->lcdc_dev_drv[i];
488 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
490 struct rk_fb *inf = NULL;
491 struct rk_lcdc_driver *dev_drv = NULL;
495 inf = platform_get_drvdata(fb_pdev);
499 for (i = 0; i < inf->num_lcdc; i++) {
500 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
501 dev_drv = inf->lcdc_dev_drv[i];
510 * get one frame time of the prmry screen, unit: us
512 u32 rk_fb_get_prmry_screen_ft(void)
514 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
515 uint32_t htotal, vtotal, pixclock_ps;
516 u64 pix_total, ft_us;
518 if (unlikely(!dev_drv))
521 pixclock_ps = dev_drv->pixclock;
523 vtotal = (dev_drv->cur_screen->mode.upper_margin +
524 dev_drv->cur_screen->mode.lower_margin +
525 dev_drv->cur_screen->mode.yres +
526 dev_drv->cur_screen->mode.vsync_len);
527 htotal = (dev_drv->cur_screen->mode.left_margin +
528 dev_drv->cur_screen->mode.right_margin +
529 dev_drv->cur_screen->mode.xres +
530 dev_drv->cur_screen->mode.hsync_len);
531 pix_total = htotal * vtotal;
532 ft_us = pix_total * pixclock_ps;
533 do_div(ft_us, 1000000);
534 if (dev_drv->frame_time.ft == 0)
535 dev_drv->frame_time.ft = ft_us;
537 ft_us = dev_drv->frame_time.framedone_t - dev_drv->frame_time.last_framedone_t;
539 ft_us = min(dev_drv->frame_time.ft, (u32)ft_us);
541 dev_drv->frame_time.ft = ft_us;
543 return dev_drv->frame_time.ft;
547 * get the vblanking time of the prmry screen, unit: us
549 u32 rk_fb_get_prmry_screen_vbt(void)
551 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
552 uint32_t htotal, vblank, pixclock_ps;
553 u64 pix_blank, vbt_us;
555 if (unlikely(!dev_drv))
558 pixclock_ps = dev_drv->pixclock;
560 htotal = (dev_drv->cur_screen->mode.left_margin +
561 dev_drv->cur_screen->mode.right_margin +
562 dev_drv->cur_screen->mode.xres +
563 dev_drv->cur_screen->mode.hsync_len);
564 vblank = (dev_drv->cur_screen->mode.upper_margin +
565 dev_drv->cur_screen->mode.lower_margin +
566 dev_drv->cur_screen->mode.vsync_len);
567 pix_blank = htotal * vblank;
568 vbt_us = pix_blank * pixclock_ps;
569 do_div(vbt_us, 1000000);
574 * get the frame done time of the prmry screen, unit: us
576 u64 rk_fb_get_prmry_screen_framedone_t(void)
578 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
580 if (unlikely(!dev_drv))
583 return dev_drv->frame_time.framedone_t;
587 * set prmry screen status
589 int rk_fb_set_prmry_screen_status(int status)
591 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
592 struct rk_screen *screen;
594 if (unlikely(!dev_drv))
597 screen = dev_drv->cur_screen;
599 case SCREEN_PREPARE_DDR_CHANGE:
600 if (screen->type == SCREEN_MIPI
601 || screen->type == SCREEN_DUAL_MIPI) {
602 if (dev_drv->trsm_ops->dsp_pwr_off)
603 dev_drv->trsm_ops->dsp_pwr_off();
606 case SCREEN_UNPREPARE_DDR_CHANGE:
607 if (screen->type == SCREEN_MIPI
608 || screen->type == SCREEN_DUAL_MIPI) {
609 if (dev_drv->trsm_ops->dsp_pwr_on)
610 dev_drv->trsm_ops->dsp_pwr_on();
620 static struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
622 struct rk_fb *inf = NULL;
623 struct rk_lcdc_driver *dev_drv = NULL;
627 inf = platform_get_drvdata(fb_pdev);
631 for (i = 0; i < inf->num_lcdc; i++) {
632 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
633 dev_drv = inf->lcdc_dev_drv[i];
641 u32 rk_fb_get_prmry_screen_pixclock(void)
643 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
645 if (unlikely(!dev_drv))
648 return dev_drv->pixclock;
651 int rk_fb_poll_prmry_screen_vblank(void)
653 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
655 if (likely(dev_drv)) {
656 if (dev_drv->ops->poll_vblank)
657 return dev_drv->ops->poll_vblank(dev_drv);
659 return RK_LF_STATUS_NC;
661 return RK_LF_STATUS_NC;
665 bool rk_fb_poll_wait_frame_complete(void)
667 uint32_t timeout = RK_LF_MAX_TIMEOUT;
668 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
670 if (likely(dev_drv)) {
671 if (dev_drv->ops->set_irq_to_cpu)
672 dev_drv->ops->set_irq_to_cpu(dev_drv, 0);
675 if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC) {
676 if (likely(dev_drv)) {
677 if (dev_drv->ops->set_irq_to_cpu)
678 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
682 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout)
684 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout)
686 if (likely(dev_drv)) {
687 if (dev_drv->ops->set_irq_to_cpu)
688 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
695 /* rk_fb_get_sysmmu_device_by_compatible()
696 * @compt: dts device compatible name
697 * return value: success: pointer to the device inside of platform device
700 struct device *rk_fb_get_sysmmu_device_by_compatible(const char *compt)
702 struct device_node *dn = NULL;
703 struct platform_device *pd = NULL;
704 struct device *ret = NULL ;
706 dn = of_find_compatible_node(NULL, NULL, compt);
708 printk("can't find device node %s \r\n", compt);
712 pd = of_find_device_by_node(dn);
714 printk("can't find platform device in device node %s \r\n", compt);
722 #ifdef CONFIG_IOMMU_API
723 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
725 dev->archdata.iommu = sysmmu;
728 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
734 static int rk_fb_open(struct fb_info *info, int user)
736 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
739 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
740 dev_drv->win[win_id]->logicalstate++;
741 /* if this win aready opened ,no need to reopen */
742 if (dev_drv->win[win_id]->state)
745 dev_drv->ops->open(dev_drv, win_id, 1);
749 static int get_extend_fb_id(struct fb_info *info)
752 char *id = info->fix.id;
753 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
755 if (!strcmp(id, "fb0"))
757 else if (!strcmp(id, "fb1"))
759 else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
761 else if (!strcmp(id, "fb3") && (dev_drv->lcdc_win_num > 3))
766 static int rk_fb_close(struct fb_info *info, int user)
768 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
769 struct rk_lcdc_win *win = NULL;
770 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
773 win = dev_drv->win[win_id];
775 if (!win->logicalstate) {
776 info->fix.smem_start = win->reserved;
777 info->var.xres = dev_drv->screen0->mode.xres;
778 info->var.yres = dev_drv->screen0->mode.yres;
780 info->var.grayscale |=
781 (info->var.xres << 8) + (info->var.yres << 20);
783 info->var.xres_virtual = info->var.xres;
784 info->var.yres_virtual = info->var.yres;
785 #if defined(CONFIG_LOGO_LINUX_BMP)
786 info->var.bits_per_pixel = 32;
788 info->var.bits_per_pixel = 16;
790 info->fix.line_length =
791 (info->var.xres_virtual) * (info->var.bits_per_pixel >> 3);
792 info->var.width = dev_drv->screen0->width;
793 info->var.height = dev_drv->screen0->height;
794 info->var.pixclock = dev_drv->pixclock;
795 info->var.left_margin = dev_drv->screen0->mode.left_margin;
796 info->var.right_margin = dev_drv->screen0->mode.right_margin;
797 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
798 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
799 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
800 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
802 info->var.reserved[0] = (__u32)win->area[0].ion_hdl;
809 #if defined(CONFIG_RK29_IPP)
810 static int get_ipp_format(int fmt)
812 int ipp_fmt = IPP_XRGB_8888;
814 case HAL_PIXEL_FORMAT_RGBX_8888:
815 case HAL_PIXEL_FORMAT_RGBA_8888:
816 case HAL_PIXEL_FORMAT_BGRA_8888:
817 case HAL_PIXEL_FORMAT_RGB_888:
818 ipp_fmt = IPP_XRGB_8888;
820 case HAL_PIXEL_FORMAT_RGB_565:
821 ipp_fmt = IPP_RGB_565;
823 case HAL_PIXEL_FORMAT_YCbCr_422_SP:
824 ipp_fmt = IPP_Y_CBCR_H2V1;
826 case HAL_PIXEL_FORMAT_YCrCb_NV12:
827 ipp_fmt = IPP_Y_CBCR_H2V2;
829 case HAL_PIXEL_FORMAT_YCrCb_444:
830 ipp_fmt = IPP_Y_CBCR_H1V1;
833 ipp_fmt = IPP_IMGTYPE_LIMIT;
840 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
841 int rotation, int fmt)
846 if (fmt == IPP_XRGB_8888) {
849 } else if (fmt == IPP_RGB_565) {
856 align16 -= 1; /*for YUV, 1 */
857 align64 -= 1; /*for YUV, 7 */
859 if (rotation == IPP_ROT_0) {
860 if (fmt > IPP_RGB_565) {
861 if ((*dst_w & 1) != 0)
863 if ((*dst_h & 1) != 0)
865 if (*dst_vir_w < *dst_w)
869 if ((*dst_w & align64) != 0)
870 *dst_w = (*dst_w + align64) & (~align64);
871 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
873 if (*dst_vir_w < *dst_w)
878 static void fb_copy_by_ipp(struct fb_info *dst_info,
879 struct fb_info *src_info)
881 struct rk29_ipp_req ipp_req;
882 uint32_t rotation = 0;
883 int dst_w, dst_h, dst_vir_w;
885 u8 data_format = (dst_info->var.nonstd) & 0xff;
886 struct rk_lcdc_driver *ext_dev_drv =
887 (struct rk_lcdc_driver *)dst_info->par;
888 u16 orientation = ext_dev_drv->rotate_mode;
890 memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
892 switch (orientation) {
894 rotation = IPP_ROT_0;
897 rotation = IPP_ROT_90;
900 rotation = IPP_ROT_180;
903 rotation = IPP_ROT_270;
906 rotation = IPP_ROT_270;
910 dst_w = dst_info->var.xres;
911 dst_h = dst_info->var.yres;
912 dst_vir_w = dst_info->var.xres_virtual;
913 ipp_fmt = get_ipp_format(data_format);
914 ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
915 ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
916 ipp_req.src0.w = src_info->var.xres;
917 ipp_req.src0.h = src_info->var.yres;
918 ipp_req.src_vir_w = src_info->var.xres_virtual;
919 ipp_req.src0.fmt = ipp_fmt;
921 ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
922 ipp_req.dst0.w = dst_w;
923 ipp_req.dst0.h = dst_h;
924 ipp_req.dst_vir_w = dst_vir_w;
925 ipp_req.dst0.fmt = ipp_fmt;
927 ipp_req.timeout = 100;
928 ipp_req.flag = rotation;
929 ipp_blit_sync(&ipp_req);
934 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
935 static int get_rga_format(int fmt)
941 rga_fmt = RK_FORMAT_RGBX_8888;
944 rga_fmt = RK_FORMAT_RGBA_8888;
947 rga_fmt = RK_FORMAT_BGRA_8888;
950 rga_fmt = RK_FORMAT_RGB_888;
953 rga_fmt = RK_FORMAT_RGB_565;
956 rga_fmt = RK_FORMAT_YCbCr_422_SP;
959 rga_fmt = RK_FORMAT_YCbCr_420_SP;
962 rga_fmt = RK_FORMAT_RGBA_8888;
969 static void rga_win_check(struct rk_lcdc_win *dst_win,
970 struct rk_lcdc_win *src_win)
974 format = get_rga_format(src_win->format);
975 /* width and height must be even number */
976 if (format >= RK_FORMAT_YCbCr_422_SP &&
977 format <= RK_FORMAT_YCrCb_420_P) {
978 if ((src_win->area[0].xact % 2) != 0)
979 src_win->area[0].xact += 1;
980 if ((src_win->area[0].yact % 2) != 0)
981 src_win->area[0].yact += 1;
983 if (src_win->area[0].xvir < src_win->area[0].xact)
984 src_win->area[0].xvir = src_win->area[0].xact;
985 if (src_win->area[0].yvir < src_win->area[0].yact)
986 src_win->area[0].yvir = src_win->area[0].yact;
988 format = get_rga_format(dst_win->format);
989 if (format >= RK_FORMAT_YCbCr_422_SP &&
990 format <= RK_FORMAT_YCrCb_420_P) {
991 if ((dst_win->area[0].xact % 2) != 0)
992 dst_win->area[0].xact += 1;
993 if ((dst_win->area[0].yact % 2) != 0)
994 dst_win->area[0].yact += 1;
996 if (dst_win->area[0].xvir < dst_win->area[0].xact)
997 dst_win->area[0].xvir = dst_win->area[0].xact;
998 if (dst_win->area[0].yvir < dst_win->area[0].yact)
999 dst_win->area[0].yvir = dst_win->area[0].yact;
1002 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
1003 struct rk_lcdc_win *src_win,
1004 u16 orientation, int iommu_en)
1006 struct rga_req Rga_Request;
1010 memset(&Rga_Request, 0, sizeof(Rga_Request));
1011 rga_win_check(dst_win, src_win);
1013 switch (orientation) {
1015 Rga_Request.rotate_mode = 1;
1016 Rga_Request.sina = 65536;
1017 Rga_Request.cosa = 0;
1018 Rga_Request.dst.act_w = dst_win->area[0].yact;
1019 Rga_Request.dst.act_h = dst_win->area[0].xact;
1020 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1021 Rga_Request.dst.y_offset = 0;
1024 Rga_Request.rotate_mode = 1;
1025 Rga_Request.sina = 0;
1026 Rga_Request.cosa = -65536;
1027 Rga_Request.dst.act_w = dst_win->area[0].xact;
1028 Rga_Request.dst.act_h = dst_win->area[0].yact;
1029 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1030 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1033 Rga_Request.rotate_mode = 1;
1034 Rga_Request.sina = -65536;
1035 Rga_Request.cosa = 0;
1036 Rga_Request.dst.act_w = dst_win->area[0].yact;
1037 Rga_Request.dst.act_h = dst_win->area[0].xact;
1038 Rga_Request.dst.x_offset = 0;
1039 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1042 Rga_Request.rotate_mode = 0;
1043 Rga_Request.dst.act_w = dst_win->area[0].xact;
1044 Rga_Request.dst.act_h = dst_win->area[0].yact;
1045 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1046 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1051 fd = ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1052 Rga_Request.src.yrgb_addr = fd;
1053 fd = ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1054 Rga_Request.dst.yrgb_addr = fd;
1056 Rga_Request.src.yrgb_addr = 0;
1057 Rga_Request.src.uv_addr =
1058 src_win->area[0].smem_start + src_win->area[0].y_offset;
1059 Rga_Request.src.v_addr = 0;
1061 Rga_Request.dst.yrgb_addr = 0;
1062 Rga_Request.dst.uv_addr =
1063 dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1064 Rga_Request.dst.v_addr = 0;
1066 Rga_Request.src.vir_w = src_win->area[0].xvir;
1067 Rga_Request.src.vir_h = src_win->area[0].yvir;
1068 Rga_Request.src.format = get_rga_format(src_win->format);
1069 Rga_Request.src.act_w = src_win->area[0].xact;
1070 Rga_Request.src.act_h = src_win->area[0].yact;
1071 Rga_Request.src.x_offset = 0;
1072 Rga_Request.src.y_offset = 0;
1074 Rga_Request.dst.vir_w = dst_win->area[0].xvir;
1075 Rga_Request.dst.vir_h = dst_win->area[0].yvir;
1076 Rga_Request.dst.format = get_rga_format(dst_win->format);
1078 Rga_Request.clip.xmin = 0;
1079 Rga_Request.clip.xmax = dst_win->area[0].xact - 1;
1080 Rga_Request.clip.ymin = 0;
1081 Rga_Request.clip.ymax = dst_win->area[0].yact - 1;
1082 Rga_Request.scale_mode = 0;
1083 #if defined(CONFIG_ROCKCHIP_IOMMU)
1085 Rga_Request.mmu_info.mmu_en = 1;
1086 Rga_Request.mmu_info.mmu_flag = 1;
1088 Rga_Request.mmu_info.mmu_en = 0;
1089 Rga_Request.mmu_info.mmu_flag = 0;
1092 Rga_Request.mmu_info.mmu_en = 0;
1093 Rga_Request.mmu_info.mmu_flag = 0;
1096 ret = rga_ioctl_kernel(&Rga_Request);
1100 * This function is used for copying fb by RGA Module
1101 * RGA only support copy RGB to RGB
1102 * RGA2 support copy RGB to RGB and YUV to YUV
1104 static void fb_copy_by_rga(struct fb_info *dst_info,
1105 struct fb_info *src_info)
1107 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)src_info->par;
1108 struct rk_lcdc_driver *ext_dev_drv =
1109 (struct rk_lcdc_driver *)dst_info->par;
1110 int win_id = 0, ext_win_id;
1111 struct rk_lcdc_win *src_win, *dst_win;
1113 win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1114 src_win = dev_drv->win[win_id];
1117 ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1118 dst_win = ext_dev_drv->win[ext_win_id];
1120 win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode,
1121 ext_dev_drv->iommu_enabled);
1126 static int rk_fb_rotate(struct fb_info *dst_info,
1127 struct fb_info *src_info)
1130 #if defined(CONFIG_RK29_IPP)
1131 fb_copy_by_ipp(dst_info, src_info);
1132 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1133 fb_copy_by_rga(dst_info, src_info);
1140 static int rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1141 struct rk_lcdc_win *src_win,
1142 u16 rotate, int iommu_en)
1144 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1145 win_copy_by_rga(dst_win, src_win, rotate, iommu_en);
1152 static int rk_fb_set_ext_win_buffer(struct rk_lcdc_win *ext_win,
1153 struct rk_lcdc_win *win,
1154 u16 rotate, int iommu_en)
1156 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1157 struct fb_info *ext_info = rk_fb->fb[(rk_fb->num_fb >> 1)];
1158 struct rk_lcdc_driver *ext_dev_drv = rk_get_extend_lcdc_drv();
1159 struct rk_lcdc_win *last_win;
1160 static u8 fb_index = 0;
1161 ion_phys_addr_t phy_addr;
1164 bool is_yuv = false;
1166 if (unlikely(!ext_win) || unlikely(!win))
1169 if (rk_fb->disp_mode != DUAL || ext_info == NULL)
1172 switch (ext_win->format) {
1186 /* no rotate mode */
1187 if (rotate <= X_Y_MIRROR) {
1189 ret = ion_map_iommu(ext_dev_drv->dev,
1191 win->area[0].ion_hdl,
1192 (unsigned long *)&phy_addr,
1193 (unsigned long *)&len);
1195 dev_err(ext_dev_drv->dev, "ion map to get phy addr failed\n");
1196 ion_free(rk_fb->ion_client, win->area[0].ion_hdl);
1199 ext_win->area[0].smem_start = phy_addr;
1200 ext_win->area[0].y_offset = win->area[0].y_offset;
1202 ext_win->area[0].cbr_start = win->area[0].cbr_start;
1203 ext_win->area[0].c_offset = win->area[0].c_offset;
1205 ext_win->area[0].cbr_start = 0;
1206 ext_win->area[0].c_offset = 0;
1209 ext_win->area[0].smem_start = win->area[0].smem_start;
1210 ext_win->area[0].y_offset = win->area[0].y_offset;
1212 ext_win->area[0].cbr_start = win->area[0].cbr_start;
1213 ext_win->area[0].c_offset = win->area[0].c_offset;
1215 ext_win->area[0].cbr_start = 0;
1216 ext_win->area[0].c_offset = 0;
1225 if (ext_win->id == 0) {
1226 ext_win->area[0].smem_start = rk_fb->ext_fb_phy_base;
1227 ext_win->area[0].y_offset = (get_rotate_fb_size() >> 1) * fb_index;
1228 if ((++fb_index) > 1)
1231 ext_win->area[0].y_offset = 0;
1232 last_win = ext_dev_drv->win[ext_win->id - 1];
1233 if (last_win->area[0].cbr_start)
1234 ext_win->area[0].smem_start =
1235 last_win->area[0].cbr_start +
1236 last_win->area[0].c_offset +
1237 last_win->area[0].xvir * last_win->area[0].yvir;
1239 ext_win->area[0].smem_start =
1240 last_win->area[0].smem_start +
1241 last_win->area[0].y_offset +
1242 last_win->area[0].xvir * last_win->area[0].yvir;
1246 ext_win->area[0].cbr_start =
1247 ext_win->area[0].smem_start +
1248 ext_win->area[0].y_offset +
1249 ext_win->area[0].xvir * ext_win->area[0].yvir;
1250 ext_win->area[0].c_offset = win->area[0].c_offset;
1252 ext_win->area[0].cbr_start = 0;
1253 ext_win->area[0].c_offset = 0;
1260 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1261 struct fb_info *info)
1263 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1264 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1265 struct fb_fix_screeninfo *fix = &info->fix;
1266 struct fb_info *extend_info = NULL;
1267 struct rk_lcdc_driver *extend_dev_drv = NULL;
1268 int win_id = 0, extend_win_id = 0;
1269 struct rk_lcdc_win *extend_win = NULL;
1270 struct rk_lcdc_win *win = NULL;
1271 struct rk_screen *screen = dev_drv->cur_screen;
1274 u32 xoffset = var->xoffset;
1275 u32 yoffset = var->yoffset;
1276 u32 xvir = var->xres_virtual;
1277 /* u32 yvir = var->yres_virtual; */
1278 /* u8 data_format = var->nonstd&0xff; */
1282 u32 stride, uv_stride;
1285 u16 uv_x_off, uv_y_off, uv_y_act;
1288 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1292 win = dev_drv->win[win_id];
1294 if (rk_fb->disp_mode == DUAL) {
1295 fb_id = get_extend_fb_id(info);
1296 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
1297 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
1298 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1299 extend_info->fix.id);
1300 extend_win = extend_dev_drv->win[extend_win_id];
1303 pixel_width = rk_fb_pixel_width(win->format);
1304 vir_width_bit = pixel_width * xvir;
1305 /* pixel_width = byte_num * 8 */
1306 stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1307 stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1309 switch (win->format) {
1313 stride = stride_32bit_1;
1314 uv_stride = stride_32bit_1 >> 1;
1315 uv_x_off = xoffset >> 1;
1317 fix->line_length = stride;
1318 uv_y_act = win->area[0].yact >> 1;
1320 case YUV420: /* 420sp */
1323 stride = stride_32bit_1;
1324 uv_stride = stride_32bit_1;
1326 uv_y_off = yoffset >> 1;
1327 fix->line_length = stride;
1328 uv_y_act = win->area[0].yact >> 1;
1333 stride = stride_32bit_1;
1334 uv_stride = stride_32bit_2;
1335 uv_x_off = xoffset * 2;
1337 fix->line_length = stride << 2;
1338 uv_y_act = win->area[0].yact;
1341 stride = stride_32bit_1; /* default rgb */
1342 fix->line_length = stride;
1346 /* x y mirror ,jump line */
1347 if (screen->y_mirror == 1) {
1348 if (screen->interlace == 1) {
1349 win->area[0].y_offset = yoffset * stride * 2 +
1350 ((win->area[0].yact - 1) * 2 + 1) * stride +
1351 xoffset * pixel_width / 8;
1353 win->area[0].y_offset = yoffset * stride +
1354 (win->area[0].yact - 1) * stride +
1355 xoffset * pixel_width / 8;
1358 if (screen->interlace == 1) {
1359 win->area[0].y_offset =
1360 yoffset * stride * 2 + xoffset * pixel_width / 8;
1362 win->area[0].y_offset =
1363 yoffset * stride + xoffset * pixel_width / 8;
1366 if (is_pic_yuv == 1) {
1367 if (screen->y_mirror == 1) {
1368 if (screen->interlace == 1) {
1369 win->area[0].c_offset =
1370 uv_y_off * uv_stride * 2 +
1371 ((uv_y_act - 1) * 2 + 1) * uv_stride +
1372 uv_x_off * pixel_width / 8;
1374 win->area[0].c_offset = uv_y_off * uv_stride +
1375 (uv_y_act - 1) * uv_stride +
1376 uv_x_off * pixel_width / 8;
1379 if (screen->interlace == 1) {
1380 win->area[0].c_offset =
1381 uv_y_off * uv_stride * 2 +
1382 uv_x_off * pixel_width / 8;
1384 win->area[0].c_offset =
1385 uv_y_off * uv_stride +
1386 uv_x_off * pixel_width / 8;
1391 win->area[0].smem_start = fix->smem_start;
1392 win->area[0].cbr_start = fix->mmio_start;
1393 win->area[0].state = 1;
1396 dev_drv->ops->pan_display(dev_drv, win_id);
1398 if (rk_fb->disp_mode == DUAL) {
1399 if (extend_win->state && hdmi_switch_complete) {
1400 rk_fb_set_ext_win_buffer(extend_win, win,
1401 extend_dev_drv->rotate_mode,
1402 extend_dev_drv->iommu_enabled);
1403 if (extend_dev_drv->rotate_mode > X_Y_MIRROR)
1404 rk_fb_rotate(extend_info, info);
1406 extend_dev_drv->ops->pan_display(extend_dev_drv,
1408 extend_dev_drv->ops->cfg_done(extend_dev_drv);
1411 #ifdef CONFIG_FB_MIRRORING
1412 if (video_data_to_mirroring)
1413 video_data_to_mirroring(info, NULL);
1415 dev_drv->ops->cfg_done(dev_drv);
1419 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1423 i = list_empty(&dev_drv->update_regs_list);
1424 j = list_empty(&saved_list);
1425 return i == j ? 0 : 1;
1428 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1430 int err = sync_fence_wait(fence, 1000);
1436 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1439 printk("error waiting on fence\n");
1442 static int rk_fb_copy_from_loader(struct fb_info *info)
1444 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1445 void *dst = info->screen_base;
1450 struct rk_lcdc_win *win;
1452 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1453 win = dev_drv->win[win_id];
1454 size = (win->area[0].xact) * (win->area[0].yact) << 2;
1455 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1456 src = dsp_addr[win_id];
1457 dev_info(info->dev, "copy fb data %d x %d from dst_addr:%08x\n",
1458 win->area[0].xact, win->area[0].yact, src);
1459 for (i = 0; i < size; i += PAGE_SIZE) {
1460 void *page = phys_to_page(i + src);
1461 void *from_virt = kmap(page);
1462 void *to_virt = dst + i;
1463 memcpy(to_virt, from_virt, PAGE_SIZE);
1465 dev_drv->ops->direct_set_addr(dev_drv, win_id,
1466 info->fix.smem_start);
1470 #ifdef CONFIG_ROCKCHIP_IOMMU
1471 static int g_last_addr[4];
1476 #define DUMP_CHUNK 256
1477 char buf[PAGE_SIZE];
1479 int rk_fb_sysmmu_fault_handler(struct device *dev,
1480 enum rk_iommu_inttype itype,
1481 unsigned long pgtable_base,
1482 unsigned long fault_addr, unsigned int status)
1484 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1486 static int page_fault_cnt;
1487 if ((page_fault_cnt++) >= 10)
1490 ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1491 fault_addr, pgtable_base, status);
1492 printk("last config addr:\n" "win0:0x%08x\n" "win1:0x%08x\n"
1493 "win2:0x%08x\n" "win3:0x%08x\n", g_last_addr[0], g_last_addr[1],
1494 g_last_addr[2], g_last_addr[3]);
1495 printk("last freed buffer:\n");
1496 for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1497 printk("%d:0x%08x\n", i, freed_addr[i]);
1498 printk("last timeout:%d\n", g_last_timeout);
1499 dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1500 for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1501 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1502 char c = buf[i + DUMP_CHUNK];
1503 buf[i + DUMP_CHUNK] = 0;
1504 pr_cont("%s", buf + i);
1505 buf[i + DUMP_CHUNK] = c;
1507 buf[PAGE_SIZE - 1] = 0;
1508 pr_cont("%s", buf + i);
1516 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1517 struct rk_fb_reg_win_data *reg_win_data)
1520 struct rk_fb_reg_area_data *area_data;
1521 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1522 #if defined(CONFIG_ROCKCHIP_IOMMU)
1523 struct rk_lcdc_driver *ext_dev_drv = rk_get_extend_lcdc_drv();
1526 for (i = 0; i < reg_win_data->area_num; i++) {
1527 area_data = ®_win_data->reg_area_data[i];
1528 index_buf = area_data->index_buf;
1529 #if defined(CONFIG_ROCKCHIP_IOMMU)
1530 if (dev_drv->iommu_enabled) {
1531 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1532 area_data->ion_handle);
1533 freed_addr[freed_index++] = area_data->smem_start;
1535 if (rk_fb->disp_mode == DUAL && hdmi_switch_complete) {
1536 if (ext_dev_drv->iommu_enabled)
1537 ion_unmap_iommu(ext_dev_drv->dev,
1539 area_data->ion_handle);
1542 if (area_data->ion_handle != NULL) {
1543 ion_unmap_kernel(rk_fb->ion_client,
1544 area_data->ion_handle);
1545 ion_free(rk_fb->ion_client, area_data->ion_handle);
1547 if (area_data->acq_fence)
1548 sync_fence_put(area_data->acq_fence);
1550 memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1554 * function: update extend win info acorrding to primary win info,
1555 the function is only used for dual display mode
1556 * @ext_dev_drv: the extend lcdc driver
1557 * @dev_drv: the primary lcdc driver
1558 * @ext_win: the lcdc win info of extend screen
1559 * @win: the lcdc win info of primary screen
1561 static int rk_fb_update_ext_win(struct rk_lcdc_driver *ext_dev_drv,
1562 struct rk_lcdc_driver *dev_drv,
1563 struct rk_lcdc_win *ext_win,
1564 struct rk_lcdc_win *win)
1566 struct rk_screen *screen = dev_drv->cur_screen;
1567 struct rk_screen *ext_screen = ext_dev_drv->cur_screen;
1568 int hdmi_xsize = ext_screen->xsize;
1569 int hdmi_ysize = ext_screen->ysize;
1570 int pixel_width, vir_width_bit, y_stride;
1571 bool is_yuv = false;
1572 int rotate_mode = 0;
1574 if (unlikely(!dev_drv) || unlikely(!ext_dev_drv) ||
1575 unlikely(!ext_win) || unlikely(!win))
1578 rotate_mode = ext_dev_drv->rotate_mode;
1580 if (ext_win->state == 0) {
1581 dev_info(ext_dev_drv->dev, "extend lcdc win is closed\n");
1585 ext_win->area[0].state = win->area[0].state;
1586 ext_win->area_num = win->area_num;
1587 ext_win->format = win->format;
1588 ext_win->fmt_10 = win->fmt_10;
1589 ext_win->z_order = win->z_order;
1590 ext_win->alpha_en = win->alpha_en;
1591 ext_win->alpha_mode = win->alpha_mode;
1592 ext_win->g_alpha_val = win->g_alpha_val;
1594 switch (ext_win->format) {
1608 if (rotate_mode == ROTATE_90 || rotate_mode == ROTATE_270) {
1609 ext_win->area[0].xact = win->area[0].yact;
1610 ext_win->area[0].yact = win->area[0].xact;
1611 ext_win->area[0].xvir = win->area[0].yact;
1612 ext_win->area[0].yvir = win->area[0].xact;
1614 pixel_width = rk_fb_pixel_width(ext_win->format);
1615 vir_width_bit = pixel_width * ext_win->area[0].xvir;
1616 y_stride = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1617 ext_win->area[0].y_vir_stride = y_stride >> 2;
1619 ext_win->area[0].uv_vir_stride = ext_win->area[0].y_vir_stride;
1621 ext_win->area[0].uv_vir_stride = 0;
1623 ext_win->area[0].xact = win->area[0].xact;
1624 ext_win->area[0].yact = win->area[0].yact;
1625 if (win->area[0].xvir == 0)
1626 ext_win->area[0].xvir = win->area[0].xact;
1628 ext_win->area[0].xvir = win->area[0].xvir;
1629 if (win->area[0].yvir == 0)
1630 ext_win->area[0].yvir = win->area[0].yact;
1632 ext_win->area[0].yvir = win->area[0].yvir;
1633 ext_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
1635 ext_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
1637 ext_win->area[0].uv_vir_stride = 0;
1640 if (win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1641 if (rotate_mode == ROTATE_270) {
1642 int xbom_pos = 0, ybom_pos = 0;
1643 int xtop_pos = 0, ytop_pos = 0;
1645 ext_win->area[0].xsize =
1646 hdmi_xsize * win->area[0].ysize / screen->mode.yres;
1647 ext_win->area[0].ysize =
1648 hdmi_ysize * win->area[0].xsize / screen->mode.xres;
1650 hdmi_xsize * win->area[0].ypos / screen->mode.yres;
1651 ybom_pos = hdmi_ysize * win->area[0].xpos / screen->mode.xres;
1652 xtop_pos = hdmi_xsize - ext_win->area[0].xsize - xbom_pos;
1653 ytop_pos = hdmi_ysize - ext_win->area[0].ysize - ybom_pos;
1654 ext_win->area[0].xpos =
1655 ((ext_screen->mode.xres - hdmi_xsize) >> 1) + xtop_pos;
1656 ext_win->area[0].ypos =
1657 ((ext_screen->mode.yres - hdmi_ysize) >> 1) + ytop_pos;
1658 } else if (rotate_mode == ROTATE_90) {
1659 ext_win->area[0].xsize =
1660 hdmi_xsize * win->area[0].ysize / screen->mode.yres;
1661 ext_win->area[0].ysize =
1662 hdmi_ysize * win->area[0].xsize / screen->mode.xres;
1663 ext_win->area[0].xpos =
1664 ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
1665 hdmi_xsize * win->area[0].ypos / screen->mode.yres;
1666 ext_win->area[0].ypos =
1667 ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
1668 hdmi_ysize * win->area[0].xpos / screen->mode.xres;
1670 ext_win->area[0].xsize =
1671 hdmi_xsize * win->area[0].xsize / screen->mode.xres;
1672 ext_win->area[0].ysize =
1673 hdmi_ysize * win->area[0].ysize / screen->mode.yres;
1674 ext_win->area[0].xpos =
1675 ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
1676 hdmi_xsize * win->area[0].xpos / screen->mode.xres;
1677 ext_win->area[0].ypos =
1678 ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
1679 hdmi_ysize * win->area[0].ypos / screen->mode.yres;
1682 ext_win->area[0].xsize = hdmi_xsize;
1683 ext_win->area[0].ysize = hdmi_ysize;
1684 ext_win->area[0].xpos =
1685 (ext_screen->mode.xres - hdmi_xsize) >> 1;
1686 ext_win->area[0].ypos =
1687 (ext_screen->mode.yres - hdmi_ysize) >> 1;
1693 static void rk_fb_update_win(struct rk_lcdc_driver *dev_drv,
1694 struct rk_lcdc_win *win,
1695 struct rk_fb_reg_win_data *reg_win_data)
1698 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
1699 struct rk_screen *cur_screen;
1700 struct rk_screen primary_screen;
1702 if (unlikely(!inf) || unlikely(!dev_drv) ||
1703 unlikely(!win) || unlikely(!reg_win_data))
1706 cur_screen = dev_drv->cur_screen;
1707 rk_fb_get_prmry_screen(&primary_screen);
1709 win->area_num = reg_win_data->area_num;
1710 win->format = reg_win_data->data_format;
1711 win->id = reg_win_data->win_id;
1712 win->z_order = reg_win_data->z_order;
1714 if (reg_win_data->reg_area_data[0].smem_start > 0) {
1716 win->area_num = reg_win_data->area_num;
1717 win->format = reg_win_data->data_format;
1718 win->id = reg_win_data->win_id;
1719 win->z_order = reg_win_data->z_order;
1720 win->area[0].uv_vir_stride =
1721 reg_win_data->reg_area_data[0].uv_vir_stride;
1722 win->area[0].cbr_start =
1723 reg_win_data->reg_area_data[0].cbr_start;
1724 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1725 win->alpha_en = reg_win_data->alpha_en;
1726 win->alpha_mode = reg_win_data->alpha_mode;
1727 win->g_alpha_val = reg_win_data->g_alpha_val;
1728 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1729 if (reg_win_data->reg_area_data[i].smem_start > 0) {
1730 win->area[i].ion_hdl =
1731 reg_win_data->reg_area_data[i].ion_handle;
1732 win->area[i].smem_start =
1733 reg_win_data->reg_area_data[i].smem_start;
1734 if (inf->disp_mode == DUAL) {
1736 reg_win_data->reg_area_data[i].xpos;
1738 reg_win_data->reg_area_data[i].ypos;
1739 win->area[i].xsize =
1740 reg_win_data->reg_area_data[i].xsize;
1741 win->area[i].ysize =
1742 reg_win_data->reg_area_data[i].ysize;
1745 reg_win_data->reg_area_data[i].xpos *
1746 cur_screen->mode.xres /
1747 primary_screen.mode.xres;
1749 reg_win_data->reg_area_data[i].ypos *
1750 cur_screen->mode.yres /
1751 primary_screen.mode.yres;
1752 win->area[i].xsize =
1753 reg_win_data->reg_area_data[i].xsize *
1754 cur_screen->mode.xres /
1755 primary_screen.mode.xres;
1756 win->area[i].ysize =
1757 reg_win_data->reg_area_data[i].ysize *
1758 cur_screen->mode.yres /
1759 primary_screen.mode.yres;
1762 reg_win_data->reg_area_data[i].xact;
1764 reg_win_data->reg_area_data[i].yact;
1766 reg_win_data->reg_area_data[i].xvir;
1768 reg_win_data->reg_area_data[i].yvir;
1769 win->area[i].y_offset =
1770 reg_win_data->reg_area_data[i].y_offset;
1771 win->area[i].y_vir_stride =
1772 reg_win_data->reg_area_data[i].y_vir_stride;
1773 win->area[i].state = 1;
1775 win->area[i].state = 0;
1786 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1790 struct rk_fb_reg_win_data *win_data = NULL;
1791 for (i = 0; i < regs->win_num; i++) {
1792 if (regs->reg_win_data[i].win_id == win_id) {
1793 win_data = &(regs->reg_win_data[i]);
1801 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1802 struct rk_fb_reg_data *regs)
1805 struct rk_lcdc_win *win;
1806 ktime_t timestamp = dev_drv->vsync_info.timestamp;
1807 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1808 struct rk_lcdc_driver *ext_dev_drv;
1809 struct rk_lcdc_win *ext_win;
1810 struct rk_fb_reg_win_data *win_data;
1811 bool wait_for_vsync;
1813 unsigned int dsp_addr[4];
1816 /* acq_fence wait */
1817 for (i = 0; i < regs->win_num; i++) {
1818 win_data = ®s->reg_win_data[i];
1819 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1820 if (win_data->reg_area_data[j].acq_fence) {
1821 /* printk("acq_fence wait!!!!!\n"); */
1822 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1827 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1828 win = dev_drv->win[i];
1829 win_data = rk_fb_get_win_data(regs, i);
1831 rk_fb_update_win(dev_drv, win, win_data);
1833 dev_drv->ops->set_par(dev_drv, i);
1834 dev_drv->ops->pan_display(dev_drv, i);
1835 #if defined(CONFIG_ROCKCHIP_IOMMU)
1836 if (dev_drv->iommu_enabled) {
1837 g_last_addr[i] = win_data->reg_area_data[0].smem_start +
1838 win_data->reg_area_data[0].y_offset;
1846 dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1848 if ((rk_fb->disp_mode == DUAL)
1849 && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)
1850 && hdmi_switch_complete) {
1851 ext_dev_drv = rk_get_extend_lcdc_drv();
1853 printk(KERN_ERR "hdmi lcdc driver not found!\n");
1858 * For RK3288: win0 and win1 have only one area and support scale
1859 * but win2 and win3 don't support scale
1860 * so hdmi only use win0 or win1
1862 for (i = 0; i < 2; i++) {
1863 win = dev_drv->win[i];
1864 ext_win = ext_dev_drv->win[i];
1865 ext_win->state = win->state;
1866 ext_win->id = win->id;
1867 if (!ext_win->state)
1869 rk_fb_update_ext_win(ext_dev_drv, dev_drv, ext_win, win);
1870 rk_fb_set_ext_win_buffer(ext_win, win,
1871 ext_dev_drv->rotate_mode,
1872 ext_dev_drv->iommu_enabled);
1874 if (ext_dev_drv->rotate_mode > X_Y_MIRROR)
1875 rk_fb_win_rotate(ext_win, win,
1876 ext_dev_drv->rotate_mode,
1877 ext_dev_drv->iommu_enabled);
1879 ext_dev_drv->ops->set_par(ext_dev_drv, i);
1880 ext_dev_drv->ops->pan_display(ext_dev_drv, i);
1883 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1886 dev_drv->ops->cfg_done(dev_drv);
1889 timestamp = dev_drv->vsync_info.timestamp;
1890 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1891 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1892 msecs_to_jiffies(25));
1893 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1894 wait_for_vsync = false;
1895 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1896 if (dev_drv->win[i]->state == 1) {
1898 dev_drv->win[i]->area[0].smem_start +
1899 dev_drv->win[i]->area[0].y_offset;
1900 u32 reg_start = dsp_addr[i];
1902 if (unlikely(new_start != reg_start)) {
1903 wait_for_vsync = true;
1904 dev_info(dev_drv->dev,
1905 "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1906 i, new_start, reg_start, 101 - count);
1911 } while (wait_for_vsync && count--);
1913 sw_sync_timeline_inc(dev_drv->timeline, 1);
1916 #if defined(CONFIG_ROCKCHIP_IOMMU)
1917 if (dev_drv->iommu_enabled) {
1919 g_last_timeout = timeout;
1922 for (i = 0; i < g_last_win_num; i++)
1923 rk_fb_free_dma_buf(dev_drv, &g_reg_win_data[i]);
1925 #if defined(CONFIG_ROCKCHIP_IOMMU)
1926 if (dev_drv->iommu_enabled)
1927 freed_addr[freed_index] = 0xfefefefe;
1930 for (i = 0; i < regs->win_num; i++) {
1931 memcpy(&g_reg_win_data[i], &(regs->reg_win_data[i]),
1932 sizeof(struct rk_fb_reg_win_data));
1934 g_last_win_num = regs->win_num;
1938 static void rk_fb_update_regs_handler(struct kthread_work *work)
1940 struct rk_lcdc_driver *dev_drv =
1941 container_of(work, struct rk_lcdc_driver, update_regs_work);
1942 struct rk_fb_reg_data *data, *next;
1943 /* struct list_head saved_list; */
1945 mutex_lock(&dev_drv->update_regs_list_lock);
1946 saved_list = dev_drv->update_regs_list;
1947 list_replace_init(&dev_drv->update_regs_list, &saved_list);
1948 mutex_unlock(&dev_drv->update_regs_list_lock);
1950 list_for_each_entry_safe(data, next, &saved_list, list) {
1951 rk_fb_update_reg(dev_drv, data);
1952 list_del(&data->list);
1956 if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
1957 wake_up(&dev_drv->update_regs_wait);
1960 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
1961 struct rk_screen *screen)
1963 if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
1964 (area_par->xact <= 0) || (area_par->yact <= 0) ||
1965 (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1966 pr_err("check config var fail 0:\n"
1967 "x_offset=%d,xact=%d,xvir=%d\n",
1968 area_par->x_offset, area_par->xact, area_par->xvir);
1972 if ((area_par->xpos + area_par->xsize > screen->mode.xres) ||
1973 (area_par->ypos + area_par->ysize > screen->mode.yres) ||
1974 (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1975 pr_err("check config var fail 1:\n"
1976 "xpos=%d,xsize=%d,xres=%d\n"
1977 "ypos=%d,ysize=%d,yres=%d\n",
1978 area_par->xpos, area_par->xsize, screen->mode.xres,
1979 area_par->ypos, area_par->ysize, screen->mode.yres);
1985 static int rk_fb_set_win_buffer(struct fb_info *info,
1986 struct rk_fb_win_par *win_par,
1987 struct rk_fb_reg_win_data *reg_win_data)
1989 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1990 struct fb_fix_screeninfo *fix = &info->fix;
1991 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1992 struct rk_screen *screen = dev_drv->cur_screen;
1993 struct rk_screen primary_screen;
1994 struct fb_info *fbi = rk_fb->fb[0];
1995 int i, ion_fd, acq_fence_fd;
1997 u32 xoffset, yoffset;
1999 struct ion_handle *hdl;
2005 u32 stride, uv_stride;
2008 u16 uv_x_off, uv_y_off, uv_y_act;
2010 u8 ppixel_a = 0, global_a = 0;
2011 ion_phys_addr_t phy_addr;
2014 reg_win_data->reg_area_data[0].smem_start = -1;
2015 reg_win_data->area_num = 0;
2016 fbi = rk_fb->fb[reg_win_data->win_id];
2017 if (win_par->area_par[0].phy_addr == 0) {
2018 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
2019 ion_fd = win_par->area_par[i].ion_fd;
2022 ion_import_dma_buf(rk_fb->ion_client,
2026 ("%s: Could not import handle: %d\n",
2027 __func__, (int)hdl);
2028 /*return -EINVAL; */
2032 ion_map_kernel(rk_fb->ion_client, hdl);
2033 reg_win_data->area_num++;
2034 reg_win_data->reg_area_data[i].ion_handle = hdl;
2035 #ifndef CONFIG_ROCKCHIP_IOMMU
2036 ret = ion_phys(rk_fb->ion_client, hdl, &phy_addr,
2039 if (dev_drv->iommu_enabled)
2040 ret = ion_map_iommu(dev_drv->dev,
2043 (unsigned long *)&phy_addr,
2044 (unsigned long *)&len);
2046 ret = ion_phys(rk_fb->ion_client, hdl,
2050 dev_err(fbi->dev, "ion map to get phy addr failed\n");
2051 ion_free(rk_fb->ion_client, hdl);
2054 reg_win_data->reg_area_data[i].smem_start = phy_addr;
2055 reg_win_data->area_buf_num++;
2056 reg_win_data->reg_area_data[i].index_buf = 1;
2060 reg_win_data->reg_area_data[0].smem_start =
2061 win_par->area_par[0].phy_addr;
2062 reg_win_data->area_num = 1;
2063 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
2066 if (reg_win_data->area_num == 0)
2069 for (i = 0; i < reg_win_data->area_num; i++) {
2070 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
2071 index_buf = reg_win_data->reg_area_data[i].index_buf;
2072 if ((acq_fence_fd > 0) && (index_buf == 1)) {
2073 reg_win_data->reg_area_data[i].acq_fence =
2074 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
2077 fb_data_fmt = rk_fb_data_fmt(win_par->data_format, 0);
2078 reg_win_data->data_format = fb_data_fmt;
2079 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2081 ppixel_a = ((fb_data_fmt == ARGB888) ||
2082 (fb_data_fmt == ABGR888)) ? 1 : 0;
2083 global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
2084 reg_win_data->alpha_en = ppixel_a | global_a;
2085 reg_win_data->g_alpha_val = win_par->g_alpha_val;
2086 reg_win_data->alpha_mode = win_par->alpha_mode;
2087 if (reg_win_data->reg_area_data[0].smem_start > 0) {
2088 reg_win_data->z_order = win_par->z_order;
2089 reg_win_data->win_id = win_par->win_id;
2091 reg_win_data->z_order = -1;
2092 reg_win_data->win_id = -1;
2095 rk_fb_get_prmry_screen(&primary_screen);
2096 for (i = 0; i < reg_win_data->area_num; i++) {
2097 rk_fb_check_config_var(&win_par->area_par[i], &primary_screen);
2098 /* visiable pos in panel */
2099 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
2100 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
2102 /* realy size in panel */
2103 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
2104 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
2106 /* realy size in panel */
2107 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
2108 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
2110 xoffset = win_par->area_par[i].x_offset; /* buf offset */
2111 yoffset = win_par->area_par[i].y_offset;
2112 xvir = win_par->area_par[i].xvir;
2113 reg_win_data->reg_area_data[i].xvir = xvir;
2114 yvir = win_par->area_par[i].yvir;
2115 reg_win_data->reg_area_data[i].yvir = yvir;
2117 vir_width_bit = pixel_width * xvir;
2118 /* pixel_width = byte_num*8 */
2119 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
2120 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
2122 stride = stride_32bit_1; /* default rgb */
2123 fix->line_length = stride;
2124 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
2126 /* x y mirror ,jump line
2127 * reg_win_data->reg_area_data[i].y_offset =
2128 * yoffset*stride+xoffset*pixel_width/8;
2130 if (screen->y_mirror == 1) {
2131 if (screen->interlace == 1) {
2132 reg_win_data->reg_area_data[i].y_offset =
2133 yoffset * stride * 2 +
2134 ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
2135 xoffset * pixel_width / 8;
2137 reg_win_data->reg_area_data[i].y_offset =
2139 (reg_win_data->reg_area_data[i].yact - 1) * stride +
2140 xoffset * pixel_width / 8;
2143 if (screen->interlace == 1) {
2144 reg_win_data->reg_area_data[i].y_offset =
2145 yoffset * stride * 2 +
2146 xoffset * pixel_width / 8;
2148 reg_win_data->reg_area_data[i].y_offset =
2150 xoffset * pixel_width / 8;
2154 switch (fb_data_fmt) {
2158 stride = stride_32bit_1;
2159 uv_stride = stride_32bit_1 >> 1;
2160 uv_x_off = xoffset >> 1;
2162 fix->line_length = stride;
2163 uv_y_act = win_par->area_par[0].yact >> 1;
2165 case YUV420: /* 420sp */
2168 stride = stride_32bit_1;
2169 uv_stride = stride_32bit_1;
2171 uv_y_off = yoffset >> 1;
2172 fix->line_length = stride;
2173 uv_y_act = win_par->area_par[0].yact >> 1;
2178 stride = stride_32bit_1;
2179 uv_stride = stride_32bit_2;
2180 uv_x_off = xoffset * 2;
2182 fix->line_length = stride << 2;
2183 uv_y_act = win_par->area_par[0].yact;
2188 if (is_pic_yuv == 1) {
2189 reg_win_data->reg_area_data[0].cbr_start =
2190 reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2191 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2192 if (screen->y_mirror == 1) {
2193 if (screen->interlace == 1) {
2194 reg_win_data->reg_area_data[0].c_offset =
2195 uv_y_off * uv_stride * 2 +
2196 ((uv_y_act - 1) * 2 + 1) * uv_stride +
2197 uv_x_off * pixel_width / 8;
2199 reg_win_data->reg_area_data[0].c_offset =
2200 uv_y_off * uv_stride +
2201 (uv_y_act - 1) * uv_stride +
2202 uv_x_off * pixel_width / 8;
2205 if (screen->interlace == 1) {
2206 reg_win_data->reg_area_data[0].c_offset =
2207 uv_y_off * uv_stride * 2 +
2208 uv_x_off * pixel_width / 8;
2210 reg_win_data->reg_area_data[0].c_offset =
2211 uv_y_off * uv_stride +
2212 uv_x_off * pixel_width / 8;
2219 static int rk_fb_set_win_config(struct fb_info *info,
2220 struct rk_fb_win_cfg_data *win_data)
2222 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2223 struct rk_fb_reg_data *regs;
2225 struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2226 struct sync_fence *retire_fence;
2227 struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2228 struct sync_pt *retire_sync_pt;
2229 char fence_name[20];
2231 int ret = 0, i, j = 0;
2232 int list_is_empty = 0;
2234 regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2236 printk(KERN_INFO "could not allocate rk_fb_reg_data\n");
2242 regs->post_cfg.xpos = win_data->post_cfg.xpos;
2243 regs->post_cfg.ypos = win_data->post_cfg.ypos;
2244 regs->post_cfg.xsize = win_data->post_cfg.xsize;
2245 regs->post_cfg.ysize = win_data->post_cfg.xsize;
2248 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2249 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2250 if (rk_fb_set_win_buffer(info, &win_data->win_par[i],
2251 ®s->reg_win_data[j]))
2253 if (regs->reg_win_data[j].area_num > 0) {
2256 regs->reg_win_data[j].area_buf_num;
2260 printk(KERN_INFO "error:win_id bigger than lcdc_win_num\n");
2261 printk(KERN_INFO "i=%d,win_id=%d\n", i,
2262 win_data->win_par[i].win_id);
2266 mutex_lock(&dev_drv->output_lock);
2267 if (!(dev_drv->suspend_flag == 0)) {
2268 rk_fb_update_reg(dev_drv, regs);
2270 printk(KERN_INFO "suspend_flag = 1\n");
2274 dev_drv->timeline_max++;
2276 for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2277 if (i < regs->buf_num) {
2278 sprintf(fence_name, "fence%d", i);
2279 win_data->rel_fence_fd[i] = get_unused_fd();
2280 if (win_data->rel_fence_fd[i] < 0) {
2281 printk(KERN_INFO "rel_fence_fd=%d\n",
2282 win_data->rel_fence_fd[i]);
2286 release_sync_pt[i] =
2287 sw_sync_pt_create(dev_drv->timeline,
2288 dev_drv->timeline_max);
2290 sync_fence_create(fence_name, release_sync_pt[i]);
2291 sync_fence_install(release_fence[i],
2292 win_data->rel_fence_fd[i]);
2294 win_data->rel_fence_fd[i] = -1;
2298 win_data->ret_fence_fd = get_unused_fd();
2299 if (win_data->ret_fence_fd < 0) {
2300 printk("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2305 sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2306 retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2307 sync_fence_install(retire_fence, win_data->ret_fence_fd);
2309 for (i = 0; i < RK_MAX_BUF_NUM; i++)
2310 win_data->rel_fence_fd[i] = -1;
2312 win_data->ret_fence_fd = -1;
2314 if (dev_drv->wait_fs == 0) {
2315 mutex_lock(&dev_drv->update_regs_list_lock);
2316 list_add_tail(®s->list, &dev_drv->update_regs_list);
2317 mutex_unlock(&dev_drv->update_regs_list_lock);
2318 queue_kthread_work(&dev_drv->update_regs_worker,
2319 &dev_drv->update_regs_work);
2321 mutex_lock(&dev_drv->update_regs_list_lock);
2322 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2323 list_empty(&saved_list);
2324 mutex_unlock(&dev_drv->update_regs_list_lock);
2325 if (!list_is_empty) {
2326 ret = wait_event_timeout(dev_drv->update_regs_wait,
2327 list_empty(&dev_drv->update_regs_list) && list_empty(&saved_list),
2328 msecs_to_jiffies(60));
2330 rk_fb_update_reg(dev_drv, regs);
2332 printk("%s: wait update_regs_wait timeout\n", __func__);
2333 } else if (ret == 0) {
2334 rk_fb_update_reg(dev_drv, regs);
2340 mutex_unlock(&dev_drv->output_lock);
2345 static int cfgdone_distlist[10] = { 0 };
2347 static int cfgdone_index;
2348 static int cfgdone_lasttime;
2350 int rk_get_real_fps(int before)
2352 struct timespec now;
2358 int index = cfgdone_index;
2367 getnstimeofday(&now);
2368 dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2374 for (i = 0; i < 10; i++) {
2377 total += cfgdone_distlist[index];
2379 dist_first = cfgdone_distlist[index];
2380 if (total < (before * 1000)) {
2382 printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
2384 dist_total += cfgdone_distlist[index];
2392 printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
2394 dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2395 dist_total += dist_curr;
2399 fps = (1000000 * dist_count) / dist_total;
2404 printk("curr2 %d, fps=%d\n", dist_curr, fps);
2408 EXPORT_SYMBOL(rk_get_real_fps);
2411 #ifdef CONFIG_ROCKCHIP_IOMMU
2413 static struct ion_handle *ion_hanle[ION_MAX];
2414 static struct ion_handle *ion_hwc[1];
2416 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2419 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2420 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2421 struct fb_fix_screeninfo *fix = &info->fix;
2422 int fb_id = 0, extend_win_id = 0;
2423 struct fb_info *extend_info = NULL;
2424 struct rk_lcdc_driver *extend_dev_drv = NULL;
2425 struct rk_lcdc_win *extend_win = NULL;
2426 struct rk_lcdc_win *win;
2427 int enable; /* enable fb:1 enable;0 disable */
2428 int ovl; /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2429 int num_buf; /* buffer_number */
2431 struct rk_fb_win_cfg_data win_data;
2432 unsigned int dsp_addr[4];
2435 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2437 void __user *argp = (void __user *)arg;
2438 win = dev_drv->win[win_id];
2439 if (rk_fb->disp_mode == DUAL) {
2440 fb_id = get_extend_fb_id(info);
2441 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
2442 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
2443 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2444 extend_info->fix.id);
2445 extend_win = extend_dev_drv->win[extend_win_id];
2449 case RK_FBIOSET_HWC_ADDR:
2452 if (copy_from_user(hwc_phy, argp, 4))
2454 #ifdef CONFIG_ROCKCHIP_IOMMU
2455 if (!dev_drv->iommu_enabled) {
2457 fix->smem_start = hwc_phy[0];
2458 #ifdef CONFIG_ROCKCHIP_IOMMU
2461 struct ion_handle *hdl;
2462 ion_phys_addr_t phy_addr;
2465 usr_fd = hwc_phy[0];
2467 fix->smem_start = 0;
2468 fix->mmio_start = 0;
2472 if (ion_hwc[0] != 0) {
2473 ion_free(rk_fb->ion_client, ion_hwc[0]);
2477 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2479 dev_err(info->dev, "failed to get hwc ion handle:%ld\n",
2484 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2485 (unsigned long *)&phy_addr,
2486 (unsigned long *)&len);
2488 dev_err(info->dev, "ion map to get hwc phy addr failed");
2489 ion_free(rk_fb->ion_client, hdl);
2492 fix->smem_start = phy_addr;
2498 case RK_FBIOSET_YUV_ADDR:
2502 if (copy_from_user(yuv_phy, argp, 8))
2504 #ifdef CONFIG_ROCKCHIP_IOMMU
2505 if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2507 fix->smem_start = yuv_phy[0];
2508 fix->mmio_start = yuv_phy[1];
2509 #ifdef CONFIG_ROCKCHIP_IOMMU
2511 int usr_fd, offset, tmp;
2512 struct ion_handle *hdl;
2513 ion_phys_addr_t phy_addr;
2516 usr_fd = yuv_phy[0];
2517 offset = yuv_phy[1] - yuv_phy[0];
2520 fix->smem_start = 0;
2521 fix->mmio_start = 0;
2525 if (ion_hanle[ION_MAX - 1] != 0) {
2526 /*ion_unmap_kernel(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2527 /*ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);*/
2528 ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2529 ion_hanle[ION_MAX - 1] = 0;
2532 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2534 dev_err(info->dev, "failed to get ion handle:%ld\n",
2539 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2540 (unsigned long *)&phy_addr,
2541 (unsigned long *)&len);
2543 dev_err(info->dev, "ion map to get phy addr failed");
2544 ion_free(rk_fb->ion_client, hdl);
2547 fix->smem_start = phy_addr;
2548 fix->mmio_start = phy_addr + offset;
2549 fix->smem_len = len;
2550 /*info->screen_base = ion_map_kernel(rk_fb->ion_client, hdl);*/
2553 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2554 ion_hanle[tmp] = ion_hanle[tmp - 1];
2560 case RK_FBIOSET_ENABLE:
2561 if (copy_from_user(&enable, argp, sizeof(enable)))
2563 dev_drv->ops->open(dev_drv, win_id, enable);
2565 case RK_FBIOGET_ENABLE:
2566 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
2567 if (copy_to_user(argp, &enable, sizeof(enable)))
2570 case RK_FBIOSET_OVERLAY_STA:
2571 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2573 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2575 case RK_FBIOGET_OVERLAY_STA:
2576 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2577 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2580 case RK_FBIOPUT_NUM_BUFFERS:
2581 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2583 dev_drv->num_buf = num_buf;
2585 case RK_FBIOSET_VSYNC_ENABLE:
2586 if (copy_from_user(&enable, argp, sizeof(enable)))
2588 dev_drv->vsync_info.active = enable;
2591 case RK_FBIOGET_DSP_ADDR:
2592 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2593 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2596 case RK_FBIOGET_LIST_STA:
2597 list_stat = rk_fb_get_list_stat(dev_drv);
2598 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2602 case RK_FBIOGET_IOMMU_STA:
2603 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2604 sizeof(dev_drv->iommu_enabled)))
2607 #if defined(CONFIG_ION_ROCKCHIP)
2608 case RK_FBIOSET_DMABUF_FD:
2611 struct ion_handle *hdl;
2612 ion_phys_addr_t phy_addr;
2614 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2616 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2617 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2618 fix->smem_start = phy_addr;
2621 case RK_FBIOGET_DMABUF_FD:
2624 ion_share_dma_buf_fd(rk_fb->ion_client,
2625 win->area[0].ion_hdl);
2628 "ion_share_dma_buf_fd failed\n");
2631 if (copy_to_user(argp, &fd, sizeof(fd)))
2636 case RK_FBIOSET_CLEAR_FB:
2637 memset(info->screen_base, 0, info->fix.smem_len);
2639 case RK_FBIOSET_CONFIG_DONE:
2642 struct timespec now;
2644 getnstimeofday(&now);
2645 curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2646 cfgdone_distlist[cfgdone_index++] =
2647 curr - cfgdone_lasttime;
2649 printk("%d ", curr - cfgdone_lasttime);
2651 cfgdone_lasttime = curr;
2652 if (cfgdone_index >= 10)
2655 if (copy_from_user(&win_data,
2656 (struct rk_fb_win_cfg_data __user *)argp,
2657 sizeof(win_data))) {
2662 dev_drv->wait_fs = win_data.wait_fs;
2663 rk_fb_set_win_config(info, &win_data);
2665 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2666 &win_data, sizeof(win_data))) {
2670 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2673 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2680 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2682 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2683 struct fb_fix_screeninfo *fix = &info->fix;
2685 #if defined(CONFIG_RK_HDMI)
2686 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2689 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2692 #if defined(CONFIG_RK_HDMI)
2693 if ((rk_fb->disp_mode == ONE_DUAL) &&
2694 (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2695 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2699 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2704 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2706 if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2707 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2708 ((16 != var->bits_per_pixel) &&
2709 (32 != var->bits_per_pixel) &&
2710 (24 != var->bits_per_pixel))) {
2711 dev_err(info->dev, "%s check var fail 1:\n"
2712 "xres_vir:%d>>yres_vir:%d\n"
2713 "xres:%d>>yres:%d\n"
2714 "bits_per_pixel:%d\n",
2718 var->xres, var->yres, var->bits_per_pixel);
2722 if (((var->xoffset + var->xres) > var->xres_virtual) ||
2723 ((var->yoffset + var->yres) > (var->yres_virtual))) {
2724 dev_err(info->dev, "%s check_var fail 2:\n"
2725 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2726 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2731 var->yoffset, var->yres, var->yres_virtual);
2738 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2739 size_t count, loff_t *ppos)
2741 unsigned long p = *ppos;
2744 int c, cnt = 0, err = 0;
2745 unsigned long total_size;
2746 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2747 struct rk_lcdc_win *win = NULL;
2750 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2754 win = dev_drv->win[win_id];
2756 /* only read the current frame buffer */
2757 if (win->format == RGB565) {
2758 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
2759 } else if (win->format == YUV420) {
2761 (win->area[0].y_vir_stride * win->area[0].yact * 6);
2763 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2765 if (p >= total_size)
2768 if (count >= total_size)
2771 if (count + p > total_size)
2772 count = total_size - p;
2774 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2778 src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2781 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2783 fb_memcpy_fromfb(dst, src, c);
2787 if (copy_to_user(buf, buffer, c)) {
2799 return (err) ? err : cnt;
2802 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
2803 size_t count, loff_t *ppos)
2805 unsigned long p = *ppos;
2808 int c, cnt = 0, err = 0;
2809 unsigned long total_size;
2810 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2811 struct rk_lcdc_win *win = NULL;
2814 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2818 win = dev_drv->win[win_id];
2820 /* write the current frame buffer */
2821 if (win->format == RGB565)
2822 total_size = win->area[0].xact * win->area[0].yact << 1;
2824 total_size = win->area[0].xact * win->area[0].yact << 2;
2829 if (count > total_size) {
2834 if (count + p > total_size) {
2838 count = total_size - p;
2841 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2845 dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2848 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2851 if (copy_from_user(src, buf, c)) {
2856 fb_memcpy_tofb(dst, src, c);
2867 return (cnt) ? cnt : err;
2871 * function: update extend info acorrding to primary info that only used for dual display mode
2872 * @ext_info: the fb_info of extend screen
2873 * @info: the fb_info of primary screen
2874 * @update_buffer: whether to update extend info buffer, 0: no;1: yes
2876 static int rk_fb_update_ext_info(struct fb_info *ext_info,
2877 struct fb_info *info, int update_buffer)
2879 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2880 struct rk_lcdc_driver *dev_drv = NULL;
2881 struct rk_lcdc_driver *ext_dev_drv = NULL;
2882 struct rk_lcdc_win *win = NULL;
2883 struct rk_lcdc_win *ext_win = NULL;
2884 int win_id = 0, ext_win_id = 0;
2886 if (rk_fb->disp_mode != DUAL || info == ext_info)
2888 if (unlikely(!info) || unlikely(!ext_info))
2891 dev_drv = (struct rk_lcdc_driver *)info->par;
2892 ext_dev_drv = (struct rk_lcdc_driver *)ext_info->par;
2893 if (unlikely(!dev_drv) || unlikely(!ext_dev_drv))
2896 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2897 win = dev_drv->win[win_id];
2898 ext_win_id = ext_dev_drv->ops->fb_get_win_id(ext_dev_drv,
2900 ext_win = ext_dev_drv->win[ext_win_id];
2902 rk_fb_update_ext_win(ext_dev_drv, dev_drv, ext_win, win);
2903 if (update_buffer) {
2904 rk_fb_set_ext_win_buffer(ext_win, win, ext_dev_drv->rotate_mode,
2905 ext_dev_drv->iommu_enabled);
2907 /* update extend info display address */
2908 ext_info->fix.smem_start = ext_win->area[0].smem_start;
2909 ext_info->fix.mmio_start = ext_win->area[0].cbr_start;
2911 if (ext_dev_drv->rotate_mode > X_Y_MIRROR)
2912 rk_fb_rotate(ext_info, info);
2915 /* update extend info */
2916 ext_info->var.xres = ext_win->area[0].xact;
2917 ext_info->var.yres = ext_win->area[0].yact;
2918 ext_info->var.xres_virtual = ext_win->area[0].xvir;
2919 ext_info->var.yres_virtual = ext_win->area[0].yvir;
2921 /* config same data format */
2922 ext_info->var.nonstd &= 0xffffff00;
2923 ext_info->var.nonstd |= (info->var.nonstd & 0xff);
2925 ext_info->var.nonstd &= 0xff;
2926 ext_info->var.nonstd |=
2927 (ext_win->area[0].xpos << 8) + (ext_win->area[0].ypos << 20);
2929 ext_info->var.grayscale &= 0xff;
2930 ext_info->var.grayscale |=
2931 (ext_win->area[0].xsize << 8) + (ext_win->area[0].ysize << 20);
2936 static int rk_fb_set_par(struct fb_info *info)
2938 struct fb_var_screeninfo *var = &info->var;
2939 struct fb_fix_screeninfo *fix = &info->fix;
2940 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2941 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2942 int fb_id, extend_win_id = 0;
2943 struct fb_info *extend_info = NULL;
2944 struct rk_lcdc_driver *extend_dev_drv = NULL;
2945 struct rk_lcdc_win *extend_win = NULL;
2946 struct rk_lcdc_win *win = NULL;
2947 struct rk_screen *screen = dev_drv->cur_screen;
2949 u32 cblen = 0, crlen = 0;
2950 u16 xsize = 0, ysize = 0; /* winx display window height/width --->LCDC_WINx_DSP_INFO */
2951 u32 xoffset = var->xoffset; /* offset from virtual to visible */
2952 u32 yoffset = var->yoffset;
2953 u16 xpos = (var->nonstd >> 8) & 0xfff; /*visiable pos in panel */
2954 u16 ypos = (var->nonstd >> 20) & 0xfff;
2955 u32 xvir = var->xres_virtual;
2956 u32 yvir = var->yres_virtual;
2957 u8 data_format = var->nonstd & 0xff;
2961 u32 stride, uv_stride;
2964 u16 uv_x_off, uv_y_off, uv_y_act;
2967 var->pixclock = dev_drv->pixclock;
2968 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2972 win = dev_drv->win[win_id];
2974 if (rk_fb->disp_mode == DUAL) {
2975 fb_id = get_extend_fb_id(info);
2976 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
2977 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
2978 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2979 extend_info->fix.id);
2980 extend_win = extend_dev_drv->win[extend_win_id];
2983 /* if the application has specific the horizontal and vertical display size */
2984 if (var->grayscale >> 8) {
2985 xsize = (var->grayscale >> 8) & 0xfff;
2986 ysize = (var->grayscale >> 20) & 0xfff;
2987 if (xsize > screen->mode.xres)
2988 xsize = screen->mode.xres;
2989 if (ysize > screen->mode.yres)
2990 ysize = screen->mode.yres;
2991 } else { /*ohterwise full screen display */
2992 xsize = screen->mode.xres;
2993 ysize = screen->mode.yres;
2996 fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
2997 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2998 vir_width_bit = pixel_width * xvir;
2999 /* pixel_width = byte_num * 8 */
3000 stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
3001 stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
3003 switch (fb_data_fmt) {
3007 stride = stride_32bit_1;
3008 uv_stride = stride_32bit_1 >> 1;
3009 uv_x_off = xoffset >> 1;
3011 fix->line_length = stride;
3012 cblen = crlen = (xvir * yvir) >> 1;
3013 uv_y_act = win->area[0].yact >> 1;
3015 case YUV420: /* 420sp */
3018 stride = stride_32bit_1;
3019 uv_stride = stride_32bit_1;
3021 uv_y_off = yoffset >> 1;
3022 fix->line_length = stride;
3023 cblen = crlen = (xvir * yvir) >> 2;
3024 uv_y_act = win->area[0].yact >> 1;
3029 stride = stride_32bit_1;
3030 uv_stride = stride_32bit_2;
3031 uv_x_off = xoffset * 2;
3033 fix->line_length = stride << 2;
3034 cblen = crlen = (xvir * yvir);
3035 uv_y_act = win->area[0].yact;
3038 stride = stride_32bit_1; /* default rgb */
3039 fix->line_length = stride;
3043 /* x y mirror ,jump line */
3044 if (screen->y_mirror == 1) {
3045 if (screen->interlace == 1) {
3046 win->area[0].y_offset = yoffset * stride * 2 +
3047 ((win->area[0].yact - 1) * 2 + 1) * stride +
3048 xoffset * pixel_width / 8;
3050 win->area[0].y_offset = yoffset * stride +
3051 (win->area[0].yact - 1) * stride +
3052 xoffset * pixel_width / 8;
3055 if (screen->interlace == 1) {
3056 win->area[0].y_offset =
3057 yoffset * stride * 2 + xoffset * pixel_width / 8;
3059 win->area[0].y_offset =
3060 yoffset * stride + xoffset * pixel_width / 8;
3063 if (is_pic_yuv == 1) {
3064 if (screen->y_mirror == 1) {
3065 if (screen->interlace == 1) {
3066 win->area[0].c_offset =
3067 uv_y_off * uv_stride * 2 +
3068 ((uv_y_act - 1) * 2 + 1) * uv_stride +
3069 uv_x_off * pixel_width / 8;
3071 win->area[0].c_offset = uv_y_off * uv_stride +
3072 (uv_y_act - 1) * uv_stride +
3073 uv_x_off * pixel_width / 8;
3076 if (screen->interlace == 1) {
3077 win->area[0].c_offset =
3078 uv_y_off * uv_stride * 2 +
3079 uv_x_off * pixel_width / 8;
3081 win->area[0].c_offset =
3082 uv_y_off * uv_stride +
3083 uv_x_off * pixel_width / 8;
3088 win->format = fb_data_fmt;
3089 win->area[0].y_vir_stride = stride >> 2;
3090 win->area[0].uv_vir_stride = uv_stride >> 2;
3091 win->area[0].xpos = xpos;
3092 win->area[0].ypos = ypos;
3093 win->area[0].xsize = xsize;
3094 win->area[0].ysize = ysize;
3095 win->area[0].xact = var->xres; /* winx active window height,is a wint of vir */
3096 win->area[0].yact = var->yres;
3097 win->area[0].xvir = var->xres_virtual; /* virtual resolution stride --->LCDC_WINx_VIR */
3098 win->area[0].yvir = var->yres_virtual;
3101 win->alpha_mode = 4; /* AB_SRC_OVER; */
3102 win->alpha_en = ((win->format == ARGB888) ||
3103 (win->format == ABGR888)) ? 1 : 0;
3104 win->g_alpha_val = 0;
3106 if (rk_fb->disp_mode == DUAL) {
3107 if (extend_win->state && hdmi_switch_complete) {
3108 if (info != extend_info) {
3109 rk_fb_update_ext_win(extend_dev_drv, dev_drv,
3111 extend_dev_drv->ops->set_par(extend_dev_drv,
3116 dev_drv->ops->set_par(dev_drv, win_id);
3121 static inline unsigned int chan_to_field(unsigned int chan,
3122 struct fb_bitfield *bf)
3125 chan >>= 16 - bf->length;
3126 return chan << bf->offset;
3129 static int fb_setcolreg(unsigned regno,
3130 unsigned red, unsigned green, unsigned blue,
3131 unsigned transp, struct fb_info *info)
3135 switch (info->fix.visual) {
3136 case FB_VISUAL_TRUECOLOR:
3137 /* true-colour, use pseudo-palette */
3139 u32 *pal = info->pseudo_palette;
3140 val = chan_to_field(red, &info->var.red);
3141 val |= chan_to_field(green, &info->var.green);
3142 val |= chan_to_field(blue, &info->var.blue);
3147 return -1; /* unknown type */
3153 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
3155 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3156 struct ion_handle *handle = (struct ion_handle *)info->var.reserved[0];
3157 struct dma_buf *dma_buf = NULL;
3159 if (handle == NULL || IS_ERR(handle)) {
3160 dev_err(info->device, "failed to get ion handle:%ld\n",
3164 dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3165 if (IS_ERR_OR_NULL(dma_buf)) {
3166 printk("get ion share dma buf failed\n");
3170 vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
3172 return dma_buf_mmap(dma_buf, vma, 0);
3175 static struct fb_ops fb_ops = {
3176 .owner = THIS_MODULE,
3177 .fb_open = rk_fb_open,
3178 .fb_release = rk_fb_close,
3179 .fb_check_var = rk_fb_check_var,
3180 .fb_set_par = rk_fb_set_par,
3181 .fb_blank = rk_fb_blank,
3182 .fb_ioctl = rk_fb_ioctl,
3183 .fb_pan_display = rk_fb_pan_display,
3184 .fb_read = rk_fb_read,
3185 .fb_write = rk_fb_write,
3186 .fb_setcolreg = fb_setcolreg,
3187 .fb_fillrect = cfb_fillrect,
3188 .fb_copyarea = cfb_copyarea,
3189 .fb_imageblit = cfb_imageblit,
3192 static struct fb_var_screeninfo def_var = {
3193 #if defined(CONFIG_LOGO_LINUX_BMP)
3197 .transp = {0, 0, 0},
3198 .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3203 .transp = {0, 0, 0},
3204 .nonstd = HAL_PIXEL_FORMAT_RGB_565, /* (ypos<<20+xpos<<8+format) format */
3206 .grayscale = 0, /* (ysize<<20+xsize<<8) */
3207 .activate = FB_ACTIVATE_NOW,
3209 .vmode = FB_VMODE_NONINTERLACED,
3212 static struct fb_fix_screeninfo def_fix = {
3213 .type = FB_TYPE_PACKED_PIXELS,
3218 .accel = FB_ACCEL_NONE,
3219 .visual = FB_VISUAL_TRUECOLOR,
3223 static int rk_fb_wait_for_vsync_thread(void *data)
3225 struct rk_lcdc_driver *dev_drv = data;
3226 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3227 struct fb_info *fbi = rk_fb->fb[0];
3229 while (!kthread_should_stop()) {
3230 ktime_t timestamp = dev_drv->vsync_info.timestamp;
3231 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
3232 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
3233 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
3236 sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3242 static ssize_t rk_fb_vsync_show(struct device *dev,
3243 struct device_attribute *attr, char *buf)
3245 struct fb_info *fbi = dev_get_drvdata(dev);
3246 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3247 return scnprintf(buf, PAGE_SIZE, "%llu\n",
3248 ktime_to_ns(dev_drv->vsync_info.timestamp));
3251 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3254 * this two function is for other module that in the kernel which
3255 * need show image directly through fb
3256 * fb_id:we have 4 fb here,default we use fb0 for ui display
3258 struct fb_info *rk_get_fb(int fb_id)
3260 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3261 struct fb_info *fb = inf->fb[fb_id];
3264 EXPORT_SYMBOL(rk_get_fb);
3266 void rk_direct_fb_show(struct fb_info *fbi)
3269 rk_fb_pan_display(&fbi->var, fbi);
3271 EXPORT_SYMBOL(rk_direct_fb_show);
3273 int rk_fb_dpi_open(bool open)
3275 struct rk_lcdc_driver *dev_drv = NULL;
3276 dev_drv = rk_get_prmry_lcdc_drv();
3278 if (dev_drv->ops->dpi_open)
3279 dev_drv->ops->dpi_open(dev_drv, open);
3283 int rk_fb_dpi_win_sel(int win_id)
3285 struct rk_lcdc_driver *dev_drv = NULL;
3286 dev_drv = rk_get_prmry_lcdc_drv();
3288 if (dev_drv->ops->dpi_win_sel)
3289 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3293 int rk_fb_dpi_status(void)
3296 struct rk_lcdc_driver *dev_drv = NULL;
3298 dev_drv = rk_get_prmry_lcdc_drv();
3299 if (dev_drv->ops->dpi_status)
3300 ret = dev_drv->ops->dpi_status(dev_drv);
3306 * function: this function will be called by display device, enable/disable lcdc
3307 * @screen: screen timing to be set to lcdc
3308 * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3309 * @lcdc_id: the lcdc id the display device attached ,0 or 1
3311 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3313 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3314 struct fb_info *info = NULL;
3315 struct fb_info *pmy_info = NULL;
3316 struct rk_lcdc_driver *dev_drv = NULL;
3317 struct rk_lcdc_driver *pmy_dev_drv = rk_get_prmry_lcdc_drv();
3319 int i, win_id, load_screen = 0;
3321 if (unlikely(!rk_fb) || unlikely(!pmy_dev_drv) || unlikely(!screen))
3324 /* get lcdc driver */
3325 sprintf(name, "lcdc%d", lcdc_id);
3326 if (rk_fb->disp_mode != DUAL)
3327 dev_drv = rk_fb->lcdc_dev_drv[0];
3329 dev_drv = rk_get_lcdc_drv(name);
3331 if (dev_drv == NULL) {
3332 printk(KERN_ERR "%s driver not found!", name);
3335 if (screen->type == SCREEN_HDMI)
3336 printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3338 else if (screen->type == SCREEN_TVOUT)
3339 printk("cvbs %s lcdc%d\n", enable ? "connect to" : "remove from",
3342 if (enable == 2 /*&& dev_drv->enable*/)
3345 if (rk_fb->disp_mode == ONE_DUAL) {
3346 if (dev_drv->trsm_ops && dev_drv->trsm_ops->disable)
3347 dev_drv->trsm_ops->disable();
3348 if (dev_drv->ops->set_screen_scaler)
3349 dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 0);
3353 /* if screen type is different, we do not disable lcdc. */
3354 if (dev_drv->cur_screen->type != screen->type)
3357 /* if used one lcdc to dual disp, no need to close win */
3358 if (rk_fb->disp_mode == ONE_DUAL) {
3359 dev_drv->cur_screen = dev_drv->screen0;
3360 dev_drv->ops->load_screen(dev_drv, 1);
3361 if (dev_drv->trsm_ops && dev_drv->trsm_ops->enable)
3362 dev_drv->trsm_ops->enable();
3363 } else if (rk_fb->num_lcdc > 1) {
3364 /* If there is more than one lcdc device, we disable
3365 the layer which attached to this device */
3366 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3367 if (dev_drv->win[i] && dev_drv->win[i]->state)
3368 dev_drv->ops->open(dev_drv, i, 0);
3372 hdmi_switch_complete = 0;
3375 if (dev_drv->screen1)
3376 dev_drv->cur_screen = dev_drv->screen1;
3377 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3378 dev_drv->cur_screen->xsize = dev_drv->cur_screen->mode.xres;
3379 dev_drv->cur_screen->ysize = dev_drv->cur_screen->mode.yres;
3380 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3381 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3384 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3385 info = rk_fb->fb[dev_drv->fb_index_base + i];
3386 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3387 if (dev_drv->win[win_id]) {
3388 if (rk_fb->disp_mode == DUAL) {
3389 if (dev_drv != pmy_dev_drv &&
3390 pmy_dev_drv->win[win_id]) {
3391 dev_drv->win[win_id]->logicalstate =
3392 pmy_dev_drv->win[win_id]->logicalstate;
3393 pmy_info = rk_fb->fb[pmy_dev_drv->fb_index_base + i];
3396 if (dev_drv->win[win_id]->logicalstate) {
3397 if (!dev_drv->win[win_id]->state)
3398 dev_drv->ops->open(dev_drv, win_id, 1);
3400 dev_drv->ops->load_screen(dev_drv, 1);
3403 info->var.activate |= FB_ACTIVATE_FORCE;
3404 if (rk_fb->disp_mode == DUAL)
3405 rk_fb_update_ext_info(info, pmy_info, 1);
3406 info->fbops->fb_set_par(info);
3407 info->fbops->fb_pan_display(&info->var, info);
3412 hdmi_switch_complete = 1;
3413 if (rk_fb->disp_mode == ONE_DUAL) {
3414 if (dev_drv->ops->set_screen_scaler)
3415 dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 1);
3416 if (dev_drv->trsm_ops && dev_drv->trsm_ops->enable)
3417 dev_drv->trsm_ops->enable();
3423 * function:this function current only called by hdmi for
3425 * scale_x: scale rate of x resolution
3426 * scale_y: scale rate of y resolution
3427 * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3429 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3431 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3432 struct fb_info *info = NULL;
3433 struct fb_info *pmy_info = NULL;
3434 struct fb_var_screeninfo *var = NULL;
3435 struct rk_lcdc_driver *dev_drv = NULL;
3436 u16 screen_x, screen_y;
3439 struct rk_screen primary_screen;
3440 rk_fb_get_prmry_screen(&primary_screen);
3441 if (primary_screen.type == SCREEN_HDMI) {
3445 sprintf(name, "lcdc%d", lcdc_id);
3447 if (inf->disp_mode == DUAL) {
3448 dev_drv = rk_get_lcdc_drv(name);
3449 if (dev_drv == NULL) {
3450 printk(KERN_ERR "%s driver not found!", name);
3454 dev_drv = inf->lcdc_dev_drv[0];
3457 if (inf->num_lcdc == 1) {
3459 } else if (inf->num_lcdc == 2) {
3460 info = inf->fb[dev_drv->lcdc_win_num];
3461 pmy_info = inf->fb[0];
3465 screen_x = dev_drv->cur_screen->mode.xres;
3466 screen_y = dev_drv->cur_screen->mode.yres;
3468 if (inf->disp_mode != DUAL && dev_drv->screen1) {
3469 dev_drv->cur_screen->xpos =
3470 (screen_x - screen_x * scale_x / 100) >> 1;
3471 dev_drv->cur_screen->ypos =
3472 (screen_y - screen_y * scale_y / 100) >> 1;
3473 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3474 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3476 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3477 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3478 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3479 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3480 if (inf->disp_mode == DUAL) {
3481 rk_fb_update_ext_info(info, pmy_info, 0);
3483 var->nonstd &= 0xff;
3484 var->nonstd |= (xpos << 8) + (ypos << 20);
3485 var->grayscale &= 0xff;
3487 (dev_drv->cur_screen->xsize << 8) +
3488 (dev_drv->cur_screen->ysize << 20);
3492 info->fbops->fb_set_par(info);
3493 /* info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0); */
3494 dev_drv->ops->cfg_done(dev_drv);
3498 #if defined(CONFIG_ION_ROCKCHIP)
3499 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3500 struct rk_lcdc_win *win,
3501 unsigned long fb_mem_size)
3503 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3504 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3505 struct ion_handle *handle;
3506 ion_phys_addr_t phy_addr;
3510 if (dev_drv->iommu_enabled)
3511 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3512 ION_HEAP(ION_VMALLOC_HEAP_ID), 0);
3514 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3515 ION_HEAP(ION_CMA_HEAP_ID), 0);
3516 if (IS_ERR(handle)) {
3517 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3521 fbi->var.reserved[0] = (__u32)handle;
3522 win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3523 if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3524 printk("ion_share_dma_buf() failed\n");
3525 goto err_share_dma_buf;
3527 win->area[0].ion_hdl = handle;
3528 if (dev_drv->prop == PRMRY)
3529 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3530 #ifdef CONFIG_ROCKCHIP_IOMMU
3531 if (dev_drv->iommu_enabled)
3532 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3533 (unsigned long *)&phy_addr,
3534 (unsigned long *)&len);
3536 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3538 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3541 dev_err(fbi->dev, "ion map to get phy addr failed\n");
3542 goto err_share_dma_buf;
3544 fbi->fix.smem_start = phy_addr;
3545 fbi->fix.smem_len = len;
3546 if (dev_drv->prop == PRMRY)
3547 rk_fb->fb_phy_base = phy_addr;
3549 rk_fb->ext_fb_phy_base = phy_addr;
3550 printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3554 ion_free(rk_fb->ion_client, handle);
3559 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
3561 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3562 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3563 struct rk_lcdc_win *win = NULL;
3566 unsigned long fb_mem_size;
3567 #if !defined(CONFIG_ION_ROCKCHIP)
3568 dma_addr_t fb_mem_phys;
3572 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3576 win = dev_drv->win[win_id];
3578 if (!strcmp(fbi->fix.id, "fb0")) {
3579 fb_mem_size = get_fb_size();
3580 #if defined(CONFIG_ION_ROCKCHIP)
3581 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3584 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3585 &fb_mem_phys, GFP_KERNEL);
3587 pr_err("%s: Failed to allocate framebuffer\n",
3591 fbi->fix.smem_len = fb_mem_size;
3592 fbi->fix.smem_start = fb_mem_phys;
3593 fbi->screen_base = fb_mem_virt;
3594 rk_fb->fb_phy_base = fb_mem_phys;
3596 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3597 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3598 fbi->fix.smem_start, fbi->screen_base,
3601 if (dev_drv->rotate_mode > X_Y_MIRROR) {
3602 fb_mem_size = get_rotate_fb_size();
3603 #if defined(CONFIG_ION_ROCKCHIP)
3604 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3608 dma_alloc_writecombine(fbi->dev,
3613 pr_err("%s: Failed to allocate framebuffer\n",
3617 fbi->fix.smem_len = fb_mem_size;
3618 fbi->fix.smem_start = fb_mem_phys;
3619 fbi->screen_base = fb_mem_virt;
3620 rk_fb->ext_fb_phy_base = fb_mem_phys;
3623 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3624 fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3625 fbi->screen_base = rk_fb->fb[0]->screen_base;
3626 rk_fb->ext_fb_phy_base = rk_fb->fb_phy_base;
3629 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3630 fbi->fix.smem_start, fbi->screen_base,
3634 fbi->screen_size = fbi->fix.smem_len;
3635 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3637 win = dev_drv->win[win_id];
3638 win->reserved = fbi->fix.smem_start;
3645 static int rk_release_fb_buffer(struct fb_info *fbi)
3647 /* buffer for fb1 and fb3 are alloc by android */
3648 if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3650 iounmap(fbi->screen_base);
3651 release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3656 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3657 struct rk_lcdc_win *def_win)
3660 int lcdc_win_num = dev_drv->lcdc_win_num;
3662 for (i = 0; i < lcdc_win_num; i++) {
3663 struct rk_lcdc_win *win = NULL;
3664 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3666 dev_err(dev_drv->dev, "kzmalloc for win fail!");
3670 strcpy(win->name, def_win[i].name);
3671 win->id = def_win[i].id;
3672 win->support_3d = def_win[i].support_3d;
3673 dev_drv->win[i] = win;
3679 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3680 struct rk_lcdc_win *def_win, int index)
3682 struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3683 struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3684 sizeof(struct rk_screen),
3688 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3693 screen->screen_id = 0;
3694 screen->lcdc_id = dev_drv->id;
3695 screen->overscan.left = 100;
3696 screen->overscan.top = 100;
3697 screen->overscan.right = 100;
3698 screen->overscan.bottom = 100;
3700 screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3701 screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3703 dev_drv->screen0 = screen;
3704 dev_drv->cur_screen = screen;
3705 /* devie use one lcdc + rk61x scaler for dual display */
3706 if (rk_fb->disp_mode == ONE_DUAL) {
3707 struct rk_screen *screen1 =
3708 devm_kzalloc(dev_drv->dev,
3709 sizeof(struct rk_screen),
3712 dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3716 screen1->screen_id = 1;
3717 screen1->lcdc_id = 1;
3718 dev_drv->screen1 = screen1;
3720 sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3721 init_lcdc_win(dev_drv, def_win);
3722 init_completion(&dev_drv->frame_done);
3723 spin_lock_init(&dev_drv->cpl_lock);
3724 mutex_init(&dev_drv->fb_win_id_mutex);
3725 dev_drv->ops->fb_win_remap(dev_drv, dev_drv->fb_win_map);
3726 dev_drv->first_frame = 1;
3727 dev_drv->overscan.left = 100;
3728 dev_drv->overscan.top = 100;
3729 dev_drv->overscan.right = 100;
3730 dev_drv->overscan.bottom = 100;
3731 rk_disp_pwr_ctr_parse_dt(dev_drv);
3732 if (dev_drv->prop == PRMRY) {
3733 if (dev_drv->ops->set_dsp_cabc)
3734 dev_drv->ops->set_dsp_cabc(dev_drv, dev_drv->cabc_mode);
3735 rk_fb_set_prmry_screen(screen);
3736 rk_fb_get_prmry_screen(screen);
3738 dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3739 if (dev_drv->prop != PRMRY)
3740 rk_fb_get_prmry_screen(screen);
3741 dev_drv->output_color = screen->color_mode;
3746 #ifdef CONFIG_LOGO_LINUX_BMP
3747 static struct linux_logo *bmp_logo;
3748 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3750 bmp_logo = fb_find_logo(24);
3751 if (bmp_logo == NULL) {
3752 printk(KERN_INFO "%s error\n", __func__);
3758 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
3760 unsigned char *src = bmp_logo->data;
3761 unsigned char *dst = info->screen_base;
3763 unsigned int Needwidth = (*(src - 24) << 8) | (*(src - 23));
3764 unsigned int Needheight = (*(src - 22) << 8) | (*(src - 21));
3766 for (i = 0; i < Needheight; i++)
3767 memcpy(dst + info->var.xres * i * 4,
3768 src + bmp_logo->width * i * 4, Needwidth * 4);
3773 * check if the primary lcdc has registerd,
3774 * the primary lcdc mas register first
3776 bool is_prmry_rk_lcdc_registered(void)
3778 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3780 if (rk_fb->lcdc_dev_drv[0])
3786 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
3787 struct rk_lcdc_win *win, int id)
3789 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3790 struct fb_info *fbi;
3791 int i = 0, ret = 0, index = 0;
3793 #if defined(CONFIG_ROCKCHIP_IOMMU)
3794 struct device *mmu_dev = NULL;
3797 if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
3800 for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
3801 if (!rk_fb->lcdc_dev_drv[i]) {
3802 rk_fb->lcdc_dev_drv[i] = dev_drv;
3803 rk_fb->lcdc_dev_drv[i]->id = id;
3810 init_lcdc_device_driver(rk_fb, win, index);
3811 dev_drv->fb_index_base = rk_fb->num_fb;
3812 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3813 fbi = framebuffer_alloc(0, &fb_pdev->dev);
3815 dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
3821 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
3822 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
3823 fbi->var.grayscale |=
3824 (fbi->var.xres << 8) + (fbi->var.yres << 20);
3825 #if defined(CONFIG_LOGO_LINUX_BMP)
3826 fbi->var.bits_per_pixel = 32;
3828 fbi->var.bits_per_pixel = 16;
3830 fbi->fix.line_length =
3831 (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
3832 fbi->var.width = dev_drv->cur_screen->width;
3833 fbi->var.height = dev_drv->cur_screen->height;
3834 fbi->var.pixclock = dev_drv->pixclock;
3835 if (dev_drv->iommu_enabled)
3836 fb_ops.fb_mmap = rk_fb_mmap;
3837 fbi->fbops = &fb_ops;
3838 fbi->flags = FBINFO_FLAG_DEFAULT;
3839 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
3840 ret = register_framebuffer(fbi);
3842 dev_err(&fb_pdev->dev,
3843 "%s fb%d register_framebuffer fail!\n",
3844 __func__, rk_fb->num_fb);
3847 rkfb_create_sysfs(fbi);
3848 rk_fb->fb[rk_fb->num_fb] = fbi;
3849 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
3854 init_waitqueue_head(&dev_drv->vsync_info.wait);
3855 init_waitqueue_head(&dev_drv->update_regs_wait);
3856 ret = device_create_file(fbi->dev, &dev_attr_vsync);
3859 "failed to create vsync file\n");
3860 dev_drv->vsync_info.thread =
3861 kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
3863 if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
3865 "failed to run vsync thread\n");
3866 dev_drv->vsync_info.thread = NULL;
3868 dev_drv->vsync_info.active = 1;
3870 mutex_init(&dev_drv->output_lock);
3872 INIT_LIST_HEAD(&dev_drv->update_regs_list);
3873 mutex_init(&dev_drv->update_regs_list_lock);
3874 init_kthread_worker(&dev_drv->update_regs_worker);
3876 dev_drv->update_regs_thread =
3877 kthread_run(kthread_worker_fn,
3878 &dev_drv->update_regs_worker, "rk-fb");
3879 if (IS_ERR(dev_drv->update_regs_thread)) {
3880 int err = PTR_ERR(dev_drv->update_regs_thread);
3881 dev_drv->update_regs_thread = NULL;
3883 printk("failed to run update_regs thread\n");
3886 init_kthread_work(&dev_drv->update_regs_work,
3887 rk_fb_update_regs_handler);
3890 sw_sync_timeline_create("fb-timeline");
3891 dev_drv->timeline_max = 1;
3895 /* show logo for primary display device */
3896 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
3897 if (dev_drv->prop == PRMRY) {
3898 struct fb_info *main_fbi = rk_fb->fb[0];
3899 main_fbi->fbops->fb_open(main_fbi, 1);
3901 #if defined(CONFIG_ROCKCHIP_IOMMU)
3902 if (dev_drv->iommu_enabled) {
3903 if (dev_drv->mmu_dev)
3904 rockchip_iovmm_set_fault_handler(dev_drv->dev,
3905 rk_fb_sysmmu_fault_handler);
3909 rk_fb_alloc_buffer(main_fbi, 0); /* only alloc memory for main fb */
3910 if (support_uboot_display()) {
3911 if (dev_drv->iommu_enabled)
3912 rk_fb_copy_from_loader(main_fbi);
3915 main_fbi->fbops->fb_set_par(main_fbi);
3916 #if defined(CONFIG_LOGO_LINUX_BMP)
3917 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
3918 fb_set_cmap(&main_fbi->cmap, main_fbi);
3919 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
3922 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
3923 fb_set_cmap(&main_fbi->cmap, main_fbi);
3924 fb_show_logo(main_fbi, FB_ROTATE_UR);
3927 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
3929 struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb >> 1];
3930 int extend_fb_id = get_extend_fb_id(extend_fbi);
3932 rk_fb_alloc_buffer(extend_fbi, extend_fb_id);
3938 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
3940 struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
3941 struct fb_info *fbi;
3942 int fb_index_base = dev_drv->fb_index_base;
3943 int fb_num = dev_drv->lcdc_win_num;
3946 if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
3947 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
3948 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
3951 for (i = 0; i < fb_num; i++)
3952 kfree(dev_drv->win[i]);
3954 for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
3955 fbi = fb_inf->fb[i];
3956 unregister_framebuffer(fbi);
3957 /* rk_release_fb_buffer(fbi); */
3958 framebuffer_release(fbi);
3960 fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
3966 static int rk_fb_probe(struct platform_device *pdev)
3968 struct rk_fb *rk_fb = NULL;
3969 struct device_node *np = pdev->dev.of_node;
3973 dev_err(&pdev->dev, "Missing device tree node.\n");
3977 rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
3979 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
3982 platform_set_drvdata(pdev, rk_fb);
3984 if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
3985 rk_fb->disp_mode = mode;
3988 dev_err(&pdev->dev, "no disp-mode node found!");
3992 if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
3993 printk(KERN_DEBUG "uboot-logo-on:%d\n", uboot_logo_on);
3995 dev_set_name(&pdev->dev, "rockchip-fb");
3996 #if defined(CONFIG_ION_ROCKCHIP)
3997 rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
3998 if (IS_ERR(rk_fb->ion_client)) {
3999 dev_err(&pdev->dev, "failed to create ion client for rk fb");
4000 return PTR_ERR(rk_fb->ion_client);
4002 dev_info(&pdev->dev, "rk fb ion client create success!\n");
4007 dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
4011 static int rk_fb_remove(struct platform_device *pdev)
4013 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4016 platform_set_drvdata(pdev, NULL);
4020 static void rk_fb_shutdown(struct platform_device *pdev)
4022 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
4025 for (i = 0; i < rk_fb->num_lcdc; i++) {
4026 if (!rk_fb->lcdc_dev_drv[i])
4031 static const struct of_device_id rkfb_dt_ids[] = {
4032 {.compatible = "rockchip,rk-fb",},
4036 static struct platform_driver rk_fb_driver = {
4037 .probe = rk_fb_probe,
4038 .remove = rk_fb_remove,
4041 .owner = THIS_MODULE,
4042 .of_match_table = of_match_ptr(rkfb_dt_ids),
4044 .shutdown = rk_fb_shutdown,
4047 static int __init rk_fb_init(void)
4049 return platform_driver_register(&rk_fb_driver);
4052 static void __exit rk_fb_exit(void)
4054 platform_driver_unregister(&rk_fb_driver);
4057 fs_initcall(rk_fb_init);
4058 module_exit(rk_fb_exit);