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;
352 if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
353 screen->pin_dclk = 1;
355 screen->pin_dclk = 0;
356 if (dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
357 screen->pin_hsync = 1;
359 screen->pin_hsync = 0;
360 if (dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
361 screen->pin_vsync = 1;
363 screen->pin_vsync = 0;
364 if (dt->flags & DISPLAY_FLAGS_DE_HIGH)
373 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
375 struct display_timings *disp_timing;
376 struct display_timing *dt;
377 disp_timing = of_get_display_timings(np);
379 pr_err("parse display timing err\n");
382 dt = display_timings_get(disp_timing, disp_timing->native_mode);
383 rk_fb_video_mode_from_timing(dt, screen);
388 int rk_fb_calc_fps(struct rk_screen *screen, u32 pixclock)
391 unsigned long long hz;
393 printk(KERN_ERR "%s:null screen!\n", __func__);
396 x = screen->mode.xres + screen->mode.left_margin +
397 screen->mode.right_margin + screen->mode.hsync_len;
398 y = screen->mode.yres + screen->mode.upper_margin +
399 screen->mode.lower_margin + screen->mode.vsync_len;
401 hz = 1000000000000ULL; /* 1e12 picoseconds per second */
404 do_div(hz, x * y); /* divide by x * y with rounding */
407 do_div(hz, pixclock); /* divide by pixclock with rounding */
412 char *get_format_string(enum data_format format, char *fmt)
418 strcpy(fmt, "ARGB888");
421 strcpy(fmt, "RGB888");
424 strcpy(fmt, "RGB565");
427 strcpy(fmt, "YUV420");
430 strcpy(fmt, "YUV422");
433 strcpy(fmt, "YUV444");
436 strcpy(fmt, "YUV420_A");
439 strcpy(fmt, "YUV422_A");
442 strcpy(fmt, "YUV444_A");
445 strcpy(fmt, "XRGB888");
448 strcpy(fmt, "XBGR888");
451 strcpy(fmt, "XBGR888");
454 strcpy(fmt, "invalid");
464 * name: lcdc device name ,lcdc0 , lcdc1
466 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
468 struct rk_fb *inf = NULL;
469 struct rk_lcdc_driver *dev_drv = NULL;
473 inf = platform_get_drvdata(fb_pdev);
477 for (i = 0; i < inf->num_lcdc; i++) {
478 if (!strcmp(inf->lcdc_dev_drv[i]->name, name)) {
479 dev_drv = inf->lcdc_dev_drv[i];
487 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
489 struct rk_fb *inf = NULL;
490 struct rk_lcdc_driver *dev_drv = NULL;
494 inf = platform_get_drvdata(fb_pdev);
498 for (i = 0; i < inf->num_lcdc; i++) {
499 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
500 dev_drv = inf->lcdc_dev_drv[i];
509 * get one frame time of the prmry screen, unit: us
511 u32 rk_fb_get_prmry_screen_ft(void)
513 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
514 uint32_t htotal, vtotal, pixclock_ps;
515 u64 pix_total, ft_us;
517 if (unlikely(!dev_drv))
520 pixclock_ps = dev_drv->pixclock;
522 vtotal = (dev_drv->cur_screen->mode.upper_margin +
523 dev_drv->cur_screen->mode.lower_margin +
524 dev_drv->cur_screen->mode.yres +
525 dev_drv->cur_screen->mode.vsync_len);
526 htotal = (dev_drv->cur_screen->mode.left_margin +
527 dev_drv->cur_screen->mode.right_margin +
528 dev_drv->cur_screen->mode.xres +
529 dev_drv->cur_screen->mode.hsync_len);
530 pix_total = htotal * vtotal;
531 ft_us = pix_total * pixclock_ps;
532 do_div(ft_us, 1000000);
533 if (dev_drv->frame_time.ft == 0)
534 dev_drv->frame_time.ft = ft_us;
536 ft_us = dev_drv->frame_time.framedone_t - dev_drv->frame_time.last_framedone_t;
538 ft_us = min(dev_drv->frame_time.ft, (u32)ft_us);
540 dev_drv->frame_time.ft = ft_us;
542 return dev_drv->frame_time.ft;
546 * get the vblanking time of the prmry screen, unit: us
548 u32 rk_fb_get_prmry_screen_vbt(void)
550 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
551 uint32_t htotal, vblank, pixclock_ps;
552 u64 pix_blank, vbt_us;
554 if (unlikely(!dev_drv))
557 pixclock_ps = dev_drv->pixclock;
559 htotal = (dev_drv->cur_screen->mode.left_margin +
560 dev_drv->cur_screen->mode.right_margin +
561 dev_drv->cur_screen->mode.xres +
562 dev_drv->cur_screen->mode.hsync_len);
563 vblank = (dev_drv->cur_screen->mode.upper_margin +
564 dev_drv->cur_screen->mode.lower_margin +
565 dev_drv->cur_screen->mode.vsync_len);
566 pix_blank = htotal * vblank;
567 vbt_us = pix_blank * pixclock_ps;
568 do_div(vbt_us, 1000000);
573 * get the frame done time of the prmry screen, unit: us
575 u64 rk_fb_get_prmry_screen_framedone_t(void)
577 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
579 if (unlikely(!dev_drv))
582 return dev_drv->frame_time.framedone_t;
586 * set prmry screen status
588 int rk_fb_set_prmry_screen_status(int status)
590 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
591 struct rk_screen *screen;
593 if (unlikely(!dev_drv))
596 screen = dev_drv->cur_screen;
598 case SCREEN_PREPARE_DDR_CHANGE:
599 if (screen->type == SCREEN_MIPI
600 || screen->type == SCREEN_DUAL_MIPI) {
601 if (dev_drv->trsm_ops->dsp_pwr_off)
602 dev_drv->trsm_ops->dsp_pwr_off();
605 case SCREEN_UNPREPARE_DDR_CHANGE:
606 if (screen->type == SCREEN_MIPI
607 || screen->type == SCREEN_DUAL_MIPI) {
608 if (dev_drv->trsm_ops->dsp_pwr_on)
609 dev_drv->trsm_ops->dsp_pwr_on();
619 static struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
621 struct rk_fb *inf = NULL;
622 struct rk_lcdc_driver *dev_drv = NULL;
626 inf = platform_get_drvdata(fb_pdev);
630 for (i = 0; i < inf->num_lcdc; i++) {
631 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
632 dev_drv = inf->lcdc_dev_drv[i];
640 u32 rk_fb_get_prmry_screen_pixclock(void)
642 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
644 if (unlikely(!dev_drv))
647 return dev_drv->pixclock;
650 int rk_fb_poll_prmry_screen_vblank(void)
652 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
654 if (likely(dev_drv)) {
655 if (dev_drv->ops->poll_vblank)
656 return dev_drv->ops->poll_vblank(dev_drv);
658 return RK_LF_STATUS_NC;
660 return RK_LF_STATUS_NC;
664 bool rk_fb_poll_wait_frame_complete(void)
666 uint32_t timeout = RK_LF_MAX_TIMEOUT;
667 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
669 if (likely(dev_drv)) {
670 if (dev_drv->ops->set_irq_to_cpu)
671 dev_drv->ops->set_irq_to_cpu(dev_drv, 0);
674 if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC) {
675 if (likely(dev_drv)) {
676 if (dev_drv->ops->set_irq_to_cpu)
677 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
681 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout)
683 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout)
685 if (likely(dev_drv)) {
686 if (dev_drv->ops->set_irq_to_cpu)
687 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
694 /* rk_fb_get_sysmmu_device_by_compatible()
695 * @compt: dts device compatible name
696 * return value: success: pointer to the device inside of platform device
699 struct device *rk_fb_get_sysmmu_device_by_compatible(const char *compt)
701 struct device_node *dn = NULL;
702 struct platform_device *pd = NULL;
703 struct device *ret = NULL ;
705 dn = of_find_compatible_node(NULL, NULL, compt);
707 printk("can't find device node %s \r\n", compt);
711 pd = of_find_device_by_node(dn);
713 printk("can't find platform device in device node %s \r\n", compt);
721 #ifdef CONFIG_IOMMU_API
722 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
724 dev->archdata.iommu = sysmmu;
727 void rk_fb_platform_set_sysmmu(struct device *sysmmu, struct device *dev)
733 static int rk_fb_open(struct fb_info *info, int user)
735 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
738 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
739 dev_drv->win[win_id]->logicalstate++;
740 /* if this win aready opened ,no need to reopen */
741 if (dev_drv->win[win_id]->state)
744 dev_drv->ops->open(dev_drv, win_id, 1);
748 static int get_extend_fb_id(struct fb_info *info)
751 char *id = info->fix.id;
752 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
754 if (!strcmp(id, "fb0"))
756 else if (!strcmp(id, "fb1"))
758 else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
763 static int rk_fb_close(struct fb_info *info, int user)
765 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
766 struct rk_lcdc_win *win = NULL;
767 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
770 dev_drv->win[win_id]->logicalstate--;
771 if (!dev_drv->win[win_id]->logicalstate) {
772 win = dev_drv->win[win_id];
773 info->fix.smem_start = win->reserved;
774 info->var.xres = dev_drv->screen0->mode.xres;
775 info->var.yres = dev_drv->screen0->mode.yres;
777 info->var.grayscale |=
778 (info->var.xres << 8) + (info->var.yres << 20);
780 info->var.xres_virtual = info->var.xres;
781 info->var.yres_virtual = info->var.yres;
782 #if defined(CONFIG_LOGO_LINUX_BMP)
783 info->var.bits_per_pixel = 32;
785 info->var.bits_per_pixel = 16;
787 info->fix.line_length =
788 (info->var.xres_virtual) * (info->var.bits_per_pixel >> 3);
789 info->var.width = dev_drv->screen0->width;
790 info->var.height = dev_drv->screen0->height;
791 info->var.pixclock = dev_drv->pixclock;
792 info->var.left_margin = dev_drv->screen0->mode.left_margin;
793 info->var.right_margin = dev_drv->screen0->mode.right_margin;
794 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
795 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
796 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
797 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
805 #if defined(CONFIG_RK29_IPP)
806 static int get_ipp_format(int fmt)
808 int ipp_fmt = IPP_XRGB_8888;
810 case HAL_PIXEL_FORMAT_RGBX_8888:
811 case HAL_PIXEL_FORMAT_RGBA_8888:
812 case HAL_PIXEL_FORMAT_BGRA_8888:
813 case HAL_PIXEL_FORMAT_RGB_888:
814 ipp_fmt = IPP_XRGB_8888;
816 case HAL_PIXEL_FORMAT_RGB_565:
817 ipp_fmt = IPP_RGB_565;
819 case HAL_PIXEL_FORMAT_YCbCr_422_SP:
820 ipp_fmt = IPP_Y_CBCR_H2V1;
822 case HAL_PIXEL_FORMAT_YCrCb_NV12:
823 ipp_fmt = IPP_Y_CBCR_H2V2;
825 case HAL_PIXEL_FORMAT_YCrCb_444:
826 ipp_fmt = IPP_Y_CBCR_H1V1;
829 ipp_fmt = IPP_IMGTYPE_LIMIT;
836 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
837 int rotation, int fmt)
842 if (fmt == IPP_XRGB_8888) {
845 } else if (fmt == IPP_RGB_565) {
852 align16 -= 1; /*for YUV, 1 */
853 align64 -= 1; /*for YUV, 7 */
855 if (rotation == IPP_ROT_0) {
856 if (fmt > IPP_RGB_565) {
857 if ((*dst_w & 1) != 0)
859 if ((*dst_h & 1) != 0)
861 if (*dst_vir_w < *dst_w)
865 if ((*dst_w & align64) != 0)
866 *dst_w = (*dst_w + align64) & (~align64);
867 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
869 if (*dst_vir_w < *dst_w)
874 static void fb_copy_by_ipp(struct fb_info *dst_info,
875 struct fb_info *src_info, int offset)
877 struct rk29_ipp_req ipp_req;
878 uint32_t rotation = 0;
879 int dst_w, dst_h, dst_vir_w;
881 u8 data_format = (dst_info->var.nonstd) & 0xff;
882 struct rk_lcdc_driver *ext_dev_drv =
883 (struct rk_lcdc_driver *)dst_info->par;
884 u16 orientation = ext_dev_drv->rotate_mode;
886 memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
888 switch (orientation) {
890 rotation = IPP_ROT_0;
893 rotation = IPP_ROT_90;
896 rotation = IPP_ROT_180;
899 rotation = IPP_ROT_270;
902 rotation = IPP_ROT_270;
906 dst_w = dst_info->var.xres;
907 dst_h = dst_info->var.yres;
908 dst_vir_w = dst_info->var.xres_virtual;
909 ipp_fmt = get_ipp_format(data_format);
910 ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
911 ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
912 ipp_req.src0.w = src_info->var.xres;
913 ipp_req.src0.h = src_info->var.yres;
914 ipp_req.src_vir_w = src_info->var.xres_virtual;
915 ipp_req.src0.fmt = ipp_fmt;
917 ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
918 ipp_req.dst0.w = dst_w;
919 ipp_req.dst0.h = dst_h;
920 ipp_req.dst_vir_w = dst_vir_w;
921 ipp_req.dst0.fmt = ipp_fmt;
923 ipp_req.timeout = 100;
924 ipp_req.flag = rotation;
925 ipp_blit_sync(&ipp_req);
930 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
931 static int get_rga_format(int fmt)
937 rga_fmt = RK_FORMAT_RGBX_8888;
940 rga_fmt = RK_FORMAT_RGBA_8888;
943 rga_fmt = RK_FORMAT_BGRA_8888;
946 rga_fmt = RK_FORMAT_RGB_888;
949 rga_fmt = RK_FORMAT_RGB_565;
952 rga_fmt = RK_FORMAT_YCbCr_422_SP;
955 rga_fmt = RK_FORMAT_YCbCr_420_SP;
958 rga_fmt = RK_FORMAT_RGBA_8888;
965 static void rga_win_check(struct rk_lcdc_win *dst_win,
966 struct rk_lcdc_win *src_win)
971 /*width and height must be aligned by 32 bit */
972 if ((src_win->area[0].xact & align32) != 0)
973 src_win->area[0].xact =
974 (src_win->area[0].xact + align32) & (~align32);
975 if ((src_win->area[0].yact & align32) != 0)
976 src_win->area[0].yact =
977 (src_win->area[0].yact + align32) & (~align32);
978 if (src_win->area[0].xvir < src_win->area[0].xact)
979 src_win->area[0].xvir = src_win->area[0].xact;
980 if (src_win->area[0].yvir < src_win->area[0].yact)
981 src_win->area[0].yvir = src_win->area[0].yact;
983 if ((dst_win->area[0].xact & align32) != 0)
984 dst_win->area[0].xact =
985 (dst_win->area[0].xact + align32) & (~align32);
986 if ((dst_win->area[0].yact & align32) != 0)
987 dst_win->area[0].yact =
988 (dst_win->area[0].yact + align32) & (~align32);
989 if (dst_win->area[0].xvir < dst_win->area[0].xact)
990 dst_win->area[0].xvir = dst_win->area[0].xact;
991 if (dst_win->area[0].yvir < dst_win->area[0].yact)
992 dst_win->area[0].yvir = dst_win->area[0].yact;
995 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
996 struct rk_lcdc_win *src_win, u16 orientation)
998 struct rga_req Rga_Request;
1002 memset(&Rga_Request, 0, sizeof(Rga_Request));
1003 rga_win_check(dst_win, src_win);
1005 switch (orientation) {
1007 Rga_Request.rotate_mode = 1;
1008 Rga_Request.sina = 65536;
1009 Rga_Request.cosa = 0;
1010 Rga_Request.dst.act_w = dst_win->area[0].yact;
1011 Rga_Request.dst.act_h = dst_win->area[0].xact;
1012 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1013 Rga_Request.dst.y_offset = 0;
1016 Rga_Request.rotate_mode = 1;
1017 Rga_Request.sina = 0;
1018 Rga_Request.cosa = -65536;
1019 Rga_Request.dst.act_w = dst_win->area[0].xact;
1020 Rga_Request.dst.act_h = dst_win->area[0].yact;
1021 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1022 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1025 Rga_Request.rotate_mode = 1;
1026 Rga_Request.sina = -65536;
1027 Rga_Request.cosa = 0;
1028 Rga_Request.dst.act_w = dst_win->area[0].yact;
1029 Rga_Request.dst.act_h = dst_win->area[0].xact;
1030 Rga_Request.dst.x_offset = 0;
1031 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1034 Rga_Request.rotate_mode = 0;
1035 Rga_Request.dst.act_w = dst_win->area[0].xact;
1036 Rga_Request.dst.act_h = dst_win->area[0].yact;
1037 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
1038 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
1043 fd = ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1044 Rga_Request.src.yrgb_addr = fd;
1045 fd = ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1046 Rga_Request.dst.yrgb_addr = fd;
1048 Rga_Request.src.yrgb_addr = 0;
1049 Rga_Request.src.uv_addr =
1050 src_win->area[0].smem_start + src_win->area[0].y_offset;
1051 Rga_Request.src.v_addr = 0;
1053 Rga_Request.dst.yrgb_addr = 0;
1054 Rga_Request.dst.uv_addr =
1055 dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1056 Rga_Request.dst.v_addr = 0;
1058 Rga_Request.src.vir_w = src_win->area[0].xvir;
1059 Rga_Request.src.vir_h = src_win->area[0].yvir;
1060 Rga_Request.src.format = get_rga_format(src_win->format);
1061 Rga_Request.src.act_w = src_win->area[0].xact;
1062 Rga_Request.src.act_h = src_win->area[0].yact;
1063 Rga_Request.src.x_offset = 0;
1064 Rga_Request.src.y_offset = 0;
1066 Rga_Request.dst.vir_w = dst_win->area[0].xvir;
1067 Rga_Request.dst.vir_h = dst_win->area[0].yvir;
1068 Rga_Request.dst.format = get_rga_format(dst_win->format);
1070 Rga_Request.clip.xmin = 0;
1071 Rga_Request.clip.xmax = dst_win->area[0].xact - 1;
1072 Rga_Request.clip.ymin = 0;
1073 Rga_Request.clip.ymax = dst_win->area[0].yact - 1;
1074 Rga_Request.scale_mode = 0;
1075 #if defined(CONFIG_ROCKCHIP_IOMMU)
1076 Rga_Request.mmu_info.mmu_en = 1; /* TODO Modify for use mmu */
1077 Rga_Request.mmu_info.mmu_flag = 1;
1079 Rga_Request.mmu_info.mmu_en = 0;
1080 Rga_Request.mmu_info.mmu_flag = 0;
1083 ret = rga_ioctl_kernel(&Rga_Request);
1087 * This function is used for copying fb by RGA Module
1088 * RGA only support copy RGB to RGB
1089 * RGA2 support copy RGB to RGB and YUV to YUV
1091 static void fb_copy_by_rga(struct fb_info *dst_info, struct fb_info *src_info,
1094 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)src_info->par;
1095 struct rk_lcdc_driver *ext_dev_drv =
1096 (struct rk_lcdc_driver *)dst_info->par;
1097 int win_id = 0, ext_win_id;
1098 struct rk_lcdc_win *src_win, *dst_win;
1100 win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1101 src_win = dev_drv->win[win_id];
1104 ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1105 dst_win = ext_dev_drv->win[ext_win_id];
1107 win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode);
1112 static int rk_fb_rotate(struct fb_info *dst_info,
1113 struct fb_info *src_info, int offset)
1115 #if defined(CONFIG_RK29_IPP)
1116 fb_copy_by_ipp(dst_info, src_info, offset);
1117 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1118 fb_copy_by_rga(dst_info, src_info, offset);
1125 static int rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1126 struct rk_lcdc_win *src_win, u16 rotate)
1128 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1129 win_copy_by_rga(dst_win, src_win, rotate);
1137 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1138 struct fb_info *info)
1140 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1141 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1142 struct fb_fix_screeninfo *fix = &info->fix;
1143 struct fb_info *extend_info = NULL;
1144 struct rk_lcdc_driver *extend_dev_drv = NULL;
1145 int win_id = 0, extend_win_id = 0;
1146 struct rk_lcdc_win *extend_win = NULL;
1147 struct rk_lcdc_win *win = NULL;
1148 struct rk_screen *screen = dev_drv->cur_screen;
1151 u32 xoffset = var->xoffset;
1152 u32 yoffset = var->yoffset;
1153 u32 xvir = var->xres_virtual;
1154 /* u32 yvir = var->yres_virtual; */
1155 /* u8 data_format = var->nonstd&0xff; */
1159 u32 stride, uv_stride;
1162 u16 uv_x_off, uv_y_off, uv_y_act;
1165 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1169 win = dev_drv->win[win_id];
1171 if (rk_fb->disp_mode == DUAL) {
1172 fb_id = get_extend_fb_id(info);
1173 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
1174 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
1175 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1176 extend_info->fix.id);
1177 extend_win = extend_dev_drv->win[extend_win_id];
1180 pixel_width = rk_fb_pixel_width(win->format);
1181 vir_width_bit = pixel_width * xvir;
1182 /* pixel_width = byte_num * 8 */
1183 stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1184 stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1186 switch (win->format) {
1190 stride = stride_32bit_1;
1191 uv_stride = stride_32bit_1 >> 1;
1192 uv_x_off = xoffset >> 1;
1194 fix->line_length = stride;
1195 uv_y_act = win->area[0].yact >> 1;
1197 case YUV420: /* 420sp */
1200 stride = stride_32bit_1;
1201 uv_stride = stride_32bit_1;
1203 uv_y_off = yoffset >> 1;
1204 fix->line_length = stride;
1205 uv_y_act = win->area[0].yact >> 1;
1210 stride = stride_32bit_1;
1211 uv_stride = stride_32bit_2;
1212 uv_x_off = xoffset * 2;
1214 fix->line_length = stride << 2;
1215 uv_y_act = win->area[0].yact;
1218 stride = stride_32bit_1; /* default rgb */
1219 fix->line_length = stride;
1223 /* x y mirror ,jump line */
1224 if (screen->y_mirror == 1) {
1225 if (screen->interlace == 1) {
1226 win->area[0].y_offset = yoffset * stride * 2 +
1227 ((win->area[0].yact - 1) * 2 + 1) * stride +
1228 xoffset * pixel_width / 8;
1230 win->area[0].y_offset = yoffset * stride +
1231 (win->area[0].yact - 1) * stride +
1232 xoffset * pixel_width / 8;
1235 if (screen->interlace == 1) {
1236 win->area[0].y_offset =
1237 yoffset * stride * 2 + xoffset * pixel_width / 8;
1239 win->area[0].y_offset =
1240 yoffset * stride + xoffset * pixel_width / 8;
1243 if (is_pic_yuv == 1) {
1244 if (screen->y_mirror == 1) {
1245 if (screen->interlace == 1) {
1246 win->area[0].c_offset =
1247 uv_y_off * uv_stride * 2 +
1248 ((uv_y_act - 1) * 2 + 1) * uv_stride +
1249 uv_x_off * pixel_width / 8;
1251 win->area[0].c_offset = uv_y_off * uv_stride +
1252 (uv_y_act - 1) * uv_stride +
1253 uv_x_off * pixel_width / 8;
1256 if (screen->interlace == 1) {
1257 win->area[0].c_offset =
1258 uv_y_off * uv_stride * 2 +
1259 uv_x_off * pixel_width / 8;
1261 win->area[0].c_offset =
1262 uv_y_off * uv_stride +
1263 uv_x_off * pixel_width / 8;
1268 win->area[0].smem_start = fix->smem_start;
1269 win->area[0].cbr_start = fix->mmio_start;
1270 win->area[0].state = 1;
1274 dev_drv->ops->pan_display(dev_drv, win_id);
1275 if (rk_fb->disp_mode == DUAL) {
1276 if (extend_win->state && (hdmi_switch_complete)) {
1277 extend_win->area[0].y_offset = win->area[0].y_offset;
1278 if (extend_dev_drv->rotate_mode > X_Y_MIRROR) {
1279 rk_fb_rotate(extend_info, info,
1280 win->area[0].y_offset);
1282 extend_win->area[0].smem_start =
1283 win->area[0].smem_start;
1284 extend_win->area[0].cbr_start =
1285 win->area[0].cbr_start;
1287 extend_dev_drv->ops->pan_display(extend_dev_drv,
1291 #ifdef CONFIG_FB_MIRRORING
1292 if (video_data_to_mirroring)
1293 video_data_to_mirroring(info, NULL);
1295 dev_drv->ops->cfg_done(dev_drv);
1299 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1303 i = list_empty(&dev_drv->update_regs_list);
1304 j = list_empty(&saved_list);
1305 return i == j ? 0 : 1;
1308 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1310 int err = sync_fence_wait(fence, 1000);
1316 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1319 printk("error waiting on fence\n");
1322 static int rk_fb_copy_from_loader(struct fb_info *info)
1324 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1325 void *dst = info->screen_base;
1329 struct rk_lcdc_win *win = dev_drv->win[0];
1330 u32 size = (win->area[0].xact) * (win->area[0].yact) << 2;
1331 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1333 dev_info(info->dev, "copy fb data %d x %d from dst_addr:%08x\n",
1334 win->area[0].xact, win->area[0].yact, src);
1335 for (i = 0; i < size; i += PAGE_SIZE) {
1336 void *page = phys_to_page(i + src);
1337 void *from_virt = kmap(page);
1338 void *to_virt = dst + i;
1339 memcpy(to_virt, from_virt, PAGE_SIZE);
1344 #ifdef CONFIG_ROCKCHIP_IOMMU
1345 static int g_last_addr[4];
1350 #define DUMP_CHUNK 256
1351 char buf[PAGE_SIZE];
1353 int rk_fb_sysmmu_fault_handler(struct device *dev,
1354 enum rk_iommu_inttype itype,
1355 unsigned long pgtable_base,
1356 unsigned long fault_addr, unsigned int status)
1358 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1360 static int page_fault_cnt;
1361 if ((page_fault_cnt++) >= 10)
1364 ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1365 fault_addr, pgtable_base, status);
1366 printk("last config addr:\n" "win0:0x%08x\n" "win1:0x%08x\n"
1367 "win2:0x%08x\n" "win3:0x%08x\n", g_last_addr[0], g_last_addr[1],
1368 g_last_addr[2], g_last_addr[3]);
1369 printk("last freed buffer:\n");
1370 for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1371 printk("%d:0x%08x\n", i, freed_addr[i]);
1372 printk("last timeout:%d\n", g_last_timeout);
1373 dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1374 for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1375 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1376 char c = buf[i + DUMP_CHUNK];
1377 buf[i + DUMP_CHUNK] = 0;
1378 pr_cont("%s", buf + i);
1379 buf[i + DUMP_CHUNK] = c;
1381 buf[PAGE_SIZE - 1] = 0;
1382 pr_cont("%s", buf + i);
1390 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1391 struct rk_fb_reg_win_data *reg_win_data)
1394 struct rk_fb_reg_area_data *area_data;
1395 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1397 for (i = 0; i < reg_win_data->area_num; i++) {
1398 area_data = ®_win_data->reg_area_data[i];
1399 index_buf = area_data->index_buf;
1400 #if defined(CONFIG_ROCKCHIP_IOMMU)
1401 if (dev_drv->iommu_enabled) {
1402 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1403 area_data->ion_handle);
1404 freed_addr[freed_index++] = area_data->smem_start;
1407 if (area_data->ion_handle != NULL) {
1408 ion_unmap_kernel(rk_fb->ion_client,
1409 area_data->ion_handle);
1410 ion_free(rk_fb->ion_client, area_data->ion_handle);
1412 if (area_data->acq_fence)
1413 sync_fence_put(area_data->acq_fence);
1415 memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1418 static void rk_fb_update_driver(struct rk_lcdc_driver *dev_drv,
1419 struct rk_lcdc_win *win,
1420 struct rk_fb_reg_win_data *reg_win_data)
1423 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
1424 struct rk_screen *cur_screen;
1425 struct rk_screen primary_screen;
1427 if (unlikely(!inf) || unlikely(!dev_drv) ||
1428 unlikely(!win) || unlikely(!reg_win_data))
1431 cur_screen = dev_drv->cur_screen;
1432 rk_fb_get_prmry_screen(&primary_screen);
1434 win->area_num = reg_win_data->area_num;
1435 win->format = reg_win_data->data_format;
1436 win->id = reg_win_data->win_id;
1437 win->z_order = reg_win_data->z_order;
1439 if (reg_win_data->reg_area_data[0].smem_start > 0) {
1441 win->area_num = reg_win_data->area_num;
1442 win->format = reg_win_data->data_format;
1443 win->id = reg_win_data->win_id;
1444 win->z_order = reg_win_data->z_order;
1445 win->area[0].uv_vir_stride =
1446 reg_win_data->reg_area_data[0].uv_vir_stride;
1447 win->area[0].cbr_start =
1448 reg_win_data->reg_area_data[0].cbr_start;
1449 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1450 win->alpha_en = reg_win_data->alpha_en;
1451 win->alpha_mode = reg_win_data->alpha_mode;
1452 win->g_alpha_val = reg_win_data->g_alpha_val;
1453 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1454 if (reg_win_data->reg_area_data[i].smem_start > 0) {
1455 win->area[i].smem_start =
1456 reg_win_data->reg_area_data[i].smem_start;
1457 if (inf->disp_mode == DUAL) {
1459 reg_win_data->reg_area_data[i].xpos;
1461 reg_win_data->reg_area_data[i].ypos;
1462 win->area[i].xsize =
1463 reg_win_data->reg_area_data[i].xsize;
1464 win->area[i].ysize =
1465 reg_win_data->reg_area_data[i].ysize;
1468 reg_win_data->reg_area_data[i].xpos *
1469 cur_screen->mode.xres /
1470 primary_screen.mode.xres;
1472 reg_win_data->reg_area_data[i].ypos *
1473 cur_screen->mode.yres /
1474 primary_screen.mode.yres;
1475 win->area[i].xsize =
1476 reg_win_data->reg_area_data[i].xsize *
1477 cur_screen->mode.xres /
1478 primary_screen.mode.xres;
1479 win->area[i].ysize =
1480 reg_win_data->reg_area_data[i].ysize *
1481 cur_screen->mode.yres /
1482 primary_screen.mode.yres;
1485 reg_win_data->reg_area_data[i].xact;
1487 reg_win_data->reg_area_data[i].yact;
1489 reg_win_data->reg_area_data[i].xvir;
1491 reg_win_data->reg_area_data[i].yvir;
1492 win->area[i].y_offset =
1493 reg_win_data->reg_area_data[i].y_offset;
1494 win->area[i].y_vir_stride =
1495 reg_win_data->reg_area_data[i].y_vir_stride;
1496 win->area[i].state = 1;
1498 win->area[i].state = 0;
1509 static int rk_fb_update_hdmi_win(struct rk_lcdc_win *ext_win,
1510 struct rk_lcdc_win *win)
1512 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1513 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1514 struct rk_lcdc_driver *ext_dev_drv = rk_get_extend_lcdc_drv();
1515 struct rk_screen *screen;
1516 struct rk_screen *ext_screen;
1519 int pixel_width, vir_width_bit, y_stride;
1520 struct rk_lcdc_win *last_win;
1521 bool is_yuv = false;
1522 static u8 fb_index = 0;
1524 if ((rk_fb->disp_mode != DUAL) ||
1525 (hdmi_get_hotplug() != HDMI_HPD_ACTIVED) ||
1526 (!hdmi_switch_complete)) {
1527 printk(KERN_INFO "%s: hdmi is disconnect!\n", __func__);
1531 if (unlikely(!dev_drv) || unlikely(!ext_dev_drv))
1534 screen = dev_drv->cur_screen;
1535 ext_screen = ext_dev_drv->cur_screen;
1536 hdmi_xsize = ext_screen->xsize;
1537 hdmi_ysize = ext_screen->ysize;
1539 ext_win->state = win->state;
1540 ext_win->id = win->id;
1541 if (win->area[0].smem_start == 0)
1543 if (ext_win->state == 0)
1546 ext_win->area_num = win->area_num;
1547 ext_win->format = win->format;
1548 ext_win->z_order = win->z_order;
1549 ext_win->alpha_en = win->alpha_en;
1550 ext_win->alpha_mode = win->alpha_mode;
1551 ext_win->g_alpha_val = win->g_alpha_val;
1553 /* win0 and win1 have only one area and support scale
1554 * but win2 and win3 don't support scale
1555 * so hdmi only use win0 or win1
1557 ext_win->area[0].state = win->area[0].state;
1559 switch (ext_win->format) {
1573 if (ext_dev_drv->rotate_mode == ROTATE_90 ||
1574 ext_dev_drv->rotate_mode == ROTATE_270) {
1575 if (ext_win->id == 0) {
1576 ext_win->area[0].smem_start =
1577 rk_fb->fb[rk_fb->num_fb >> 1]->fix.smem_start;
1578 ext_win->area[0].y_offset = (get_rotate_fb_size() >> 1) * fb_index;
1579 if ((++fb_index) > 1)
1582 ext_win->area[0].y_offset = 0;
1583 last_win = ext_dev_drv->win[ext_win->id - 1];
1584 if (last_win->area[0].cbr_start)
1585 ext_win->area[0].smem_start =
1586 last_win->area[0].cbr_start +
1587 last_win->area[0].c_offset +
1588 last_win->area[0].xvir * last_win->area[0].yvir;
1590 ext_win->area[0].smem_start =
1591 last_win->area[0].smem_start +
1592 last_win->area[0].y_offset +
1593 last_win->area[0].xvir * last_win->area[0].yvir;
1596 ext_win->area[0].xact = win->area[0].yact;
1597 ext_win->area[0].yact = win->area[0].xact;
1598 ext_win->area[0].xvir = win->area[0].yact;
1599 ext_win->area[0].yvir = win->area[0].xact;
1600 pixel_width = rk_fb_pixel_width(ext_win->format);
1601 vir_width_bit = pixel_width * ext_win->area[0].xvir;
1602 y_stride = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1603 ext_win->area[0].y_vir_stride = y_stride >> 2;
1605 ext_win->area[0].smem_start = win->area[0].smem_start;
1606 ext_win->area[0].y_offset = win->area[0].y_offset;
1607 ext_win->area[0].xact = win->area[0].xact;
1608 ext_win->area[0].yact = win->area[0].yact;
1609 ext_win->area[0].xvir = win->area[0].xvir;
1610 ext_win->area[0].yvir = win->area[0].yvir;
1611 ext_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
1614 if (win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1615 if (ext_dev_drv->rotate_mode == ROTATE_270) {
1616 int xbom_pos = 0, ybom_pos = 0;
1617 int xtop_pos = 0, ytop_pos = 0;
1619 ext_win->area[0].xsize = hdmi_xsize *
1620 win->area[0].ysize /
1622 ext_win->area[0].ysize = hdmi_ysize *
1623 win->area[0].xsize /
1625 xbom_pos = hdmi_xsize * win->area[0].ypos / screen->mode.yres;
1626 ybom_pos = hdmi_ysize * win->area[0].xpos / screen->mode.xres;
1627 xtop_pos = hdmi_xsize - ext_win->area[0].xsize - xbom_pos;
1628 ytop_pos = hdmi_ysize - ext_win->area[0].ysize - ybom_pos;
1629 ext_win->area[0].xpos =
1630 ((ext_screen->mode.xres - hdmi_xsize) >> 1) + xtop_pos;
1631 ext_win->area[0].ypos =
1632 ((ext_screen->mode.yres - hdmi_ysize) >> 1) + ytop_pos;
1633 } else if (ext_dev_drv->rotate_mode == ROTATE_90) {
1634 ext_win->area[0].xsize = hdmi_xsize *
1635 win->area[0].ysize /
1637 ext_win->area[0].ysize = hdmi_ysize *
1638 win->area[0].xsize /
1640 ext_win->area[0].xpos =
1641 ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
1642 hdmi_xsize * win->area[0].ypos / screen->mode.yres;
1643 ext_win->area[0].ypos =
1644 ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
1645 hdmi_ysize * win->area[0].xpos / screen->mode.xres;
1647 ext_win->area[0].xsize = hdmi_xsize *
1648 win->area[0].xsize /
1650 ext_win->area[0].ysize = hdmi_ysize *
1651 win->area[0].ysize /
1653 ext_win->area[0].xpos =
1654 ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
1655 hdmi_xsize * win->area[0].xpos / screen->mode.xres;
1656 ext_win->area[0].ypos =
1657 ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
1658 hdmi_ysize * win->area[0].ypos / screen->mode.yres;
1661 ext_win->area[0].xsize = hdmi_xsize;
1662 ext_win->area[0].ysize = hdmi_ysize;
1663 ext_win->area[0].xpos =
1664 (ext_screen->mode.xres - hdmi_xsize) >> 1;
1665 ext_win->area[0].ypos =
1666 (ext_screen->mode.yres - hdmi_ysize) >> 1;
1670 ext_win->area[0].uv_vir_stride = 0;
1671 ext_win->area[0].cbr_start = 0;
1672 ext_win->area[0].c_offset = 0;
1676 if (ext_dev_drv->rotate_mode == ROTATE_90 ||
1677 ext_dev_drv->rotate_mode == ROTATE_270) {
1678 ext_win->area[0].uv_vir_stride = ext_win->area[0].y_vir_stride;
1679 ext_win->area[0].cbr_start = ext_win->area[0].smem_start +
1680 ext_win->area[0].y_offset +
1681 ext_win->area[0].xvir * ext_win->area[0].yvir;
1682 ext_win->area[0].c_offset = win->area[0].c_offset;
1684 ext_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
1685 ext_win->area[0].cbr_start = win->area[0].cbr_start;
1686 ext_win->area[0].c_offset = win->area[0].c_offset;
1692 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1696 struct rk_fb_reg_win_data *win_data = NULL;
1697 for (i = 0; i < regs->win_num; i++) {
1698 if (regs->reg_win_data[i].win_id == win_id) {
1699 win_data = &(regs->reg_win_data[i]);
1707 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1708 struct rk_fb_reg_data *regs)
1711 struct rk_lcdc_win *win;
1712 ktime_t timestamp = dev_drv->vsync_info.timestamp;
1713 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1714 struct rk_lcdc_driver *ext_dev_drv;
1715 struct rk_lcdc_win *ext_win;
1716 struct rk_fb_reg_win_data *win_data;
1717 bool wait_for_vsync;
1719 unsigned int dsp_addr[4];
1722 /* acq_fence wait */
1723 for (i = 0; i < regs->win_num; i++) {
1724 win_data = ®s->reg_win_data[i];
1725 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1726 if (win_data->reg_area_data[j].acq_fence) {
1727 /* printk("acq_fence wait!!!!!\n"); */
1728 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1733 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1734 win = dev_drv->win[i];
1735 win_data = rk_fb_get_win_data(regs, i);
1737 rk_fb_update_driver(dev_drv, win, win_data);
1739 dev_drv->ops->set_par(dev_drv, i);
1740 dev_drv->ops->pan_display(dev_drv, i);
1741 #if defined(CONFIG_ROCKCHIP_IOMMU)
1742 if (dev_drv->iommu_enabled) {
1743 g_last_addr[i] = win_data->reg_area_data[0].smem_start +
1744 win_data->reg_area_data[0].y_offset;
1752 dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1754 if ((rk_fb->disp_mode == DUAL)
1755 && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)
1756 && hdmi_switch_complete) {
1757 ext_dev_drv = rk_get_extend_lcdc_drv();
1759 printk(KERN_ERR "hdmi lcdc driver not found!\n");
1763 /* win0 and win1 have only one area and support scale
1764 * but win2 and win3 don't support scale
1765 * so hdmi only use win0 or win1
1767 for (i = 0; i < 2; i++) {
1768 win = dev_drv->win[i];
1769 ext_win = ext_dev_drv->win[i];
1770 ext_win->state = win->state;
1771 if (!ext_win->state)
1774 rk_fb_update_hdmi_win(ext_win, win);
1776 if (ext_dev_drv->rotate_mode > X_Y_MIRROR)
1777 rk_fb_win_rotate(ext_win, win,
1778 ext_dev_drv->rotate_mode);
1780 ext_dev_drv->ops->set_par(ext_dev_drv, i);
1781 ext_dev_drv->ops->pan_display(ext_dev_drv, i);
1784 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1787 dev_drv->ops->cfg_done(dev_drv);
1790 timestamp = dev_drv->vsync_info.timestamp;
1791 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1792 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1793 msecs_to_jiffies(25));
1794 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1795 wait_for_vsync = false;
1796 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1797 if (dev_drv->win[i]->state == 1) {
1799 dev_drv->win[i]->area[0].smem_start +
1800 dev_drv->win[i]->area[0].y_offset;
1801 u32 reg_start = dsp_addr[i];
1803 if (unlikely(new_start != reg_start)) {
1804 wait_for_vsync = true;
1805 dev_info(dev_drv->dev,
1806 "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1807 i, new_start, reg_start, 101 - count);
1812 } while (wait_for_vsync && count--);
1814 sw_sync_timeline_inc(dev_drv->timeline, 1);
1817 #if defined(CONFIG_ROCKCHIP_IOMMU)
1818 if (dev_drv->iommu_enabled) {
1820 g_last_timeout = timeout;
1823 for (i = 0; i < g_last_win_num; i++)
1824 rk_fb_free_dma_buf(dev_drv, &g_reg_win_data[i]);
1826 #if defined(CONFIG_ROCKCHIP_IOMMU)
1827 if (dev_drv->iommu_enabled)
1828 freed_addr[freed_index] = 0xfefefefe;
1831 for (i = 0; i < regs->win_num; i++) {
1832 memcpy(&g_reg_win_data[i], &(regs->reg_win_data[i]),
1833 sizeof(struct rk_fb_reg_win_data));
1835 g_last_win_num = regs->win_num;
1839 static void rk_fb_update_regs_handler(struct kthread_work *work)
1841 struct rk_lcdc_driver *dev_drv =
1842 container_of(work, struct rk_lcdc_driver, update_regs_work);
1843 struct rk_fb_reg_data *data, *next;
1844 /* struct list_head saved_list; */
1846 mutex_lock(&dev_drv->update_regs_list_lock);
1847 saved_list = dev_drv->update_regs_list;
1848 list_replace_init(&dev_drv->update_regs_list, &saved_list);
1849 mutex_unlock(&dev_drv->update_regs_list_lock);
1851 list_for_each_entry_safe(data, next, &saved_list, list) {
1852 rk_fb_update_reg(dev_drv, data);
1853 list_del(&data->list);
1857 if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
1858 wake_up(&dev_drv->update_regs_wait);
1861 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
1862 struct rk_screen *screen)
1864 if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
1865 (area_par->xact <= 0) || (area_par->yact <= 0) ||
1866 (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1867 pr_err("check config var fail 0:\n"
1868 "x_offset=%d,xact=%d,xvir=%d\n",
1869 area_par->x_offset, area_par->xact, area_par->xvir);
1873 if ((area_par->xpos + area_par->xsize > screen->mode.xres) ||
1874 (area_par->ypos + area_par->ysize > screen->mode.yres) ||
1875 (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1876 pr_err("check config var fail 1:\n"
1877 "xpos=%d,xsize=%d,xres=%d\n"
1878 "ypos=%d,ysize=%d,yres=%d\n",
1879 area_par->xpos, area_par->xsize, screen->mode.xres,
1880 area_par->ypos, area_par->ysize, screen->mode.yres);
1886 static int rk_fb_set_win_buffer(struct fb_info *info,
1887 struct rk_fb_win_par *win_par,
1888 struct rk_fb_reg_win_data *reg_win_data)
1890 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1891 struct fb_fix_screeninfo *fix = &info->fix;
1892 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1893 struct rk_screen *screen = dev_drv->cur_screen;
1894 struct rk_screen primary_screen;
1895 struct fb_info *fbi = rk_fb->fb[0];
1896 int i, ion_fd, acq_fence_fd;
1898 u32 xoffset, yoffset;
1900 struct ion_handle *hdl;
1906 u32 stride, uv_stride;
1909 u16 uv_x_off, uv_y_off, uv_y_act;
1911 u8 ppixel_a = 0, global_a = 0;
1912 ion_phys_addr_t phy_addr;
1915 reg_win_data->reg_area_data[0].smem_start = -1;
1916 reg_win_data->area_num = 0;
1917 fbi = rk_fb->fb[reg_win_data->win_id];
1918 if (win_par->area_par[0].phy_addr == 0) {
1919 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1920 ion_fd = win_par->area_par[i].ion_fd;
1923 ion_import_dma_buf(rk_fb->ion_client,
1927 ("%s: Could not import handle: %d\n",
1928 __func__, (int)hdl);
1929 /*return -EINVAL; */
1933 ion_map_kernel(rk_fb->ion_client, hdl);
1934 reg_win_data->area_num++;
1935 reg_win_data->reg_area_data[i].ion_handle = hdl;
1936 #ifndef CONFIG_ROCKCHIP_IOMMU
1937 ret = ion_phys(rk_fb->ion_client, hdl, &phy_addr,
1940 if (dev_drv->iommu_enabled)
1941 ret = ion_map_iommu(dev_drv->dev,
1944 (unsigned long *)&phy_addr,
1945 (unsigned long *)&len);
1947 ret = ion_phys(rk_fb->ion_client, hdl,
1951 dev_err(fbi->dev, "ion map to get phy addr failed\n");
1952 ion_free(rk_fb->ion_client, hdl);
1955 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1956 reg_win_data->area_buf_num++;
1957 reg_win_data->reg_area_data[i].index_buf = 1;
1961 reg_win_data->reg_area_data[0].smem_start =
1962 win_par->area_par[0].phy_addr;
1963 reg_win_data->area_num = 1;
1964 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
1967 if (reg_win_data->area_num == 0)
1970 for (i = 0; i < reg_win_data->area_num; i++) {
1971 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1972 index_buf = reg_win_data->reg_area_data[i].index_buf;
1973 if ((acq_fence_fd > 0) && (index_buf == 1)) {
1974 reg_win_data->reg_area_data[i].acq_fence =
1975 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1978 fb_data_fmt = rk_fb_data_fmt(win_par->data_format, 0);
1979 reg_win_data->data_format = fb_data_fmt;
1980 pixel_width = rk_fb_pixel_width(fb_data_fmt);
1982 ppixel_a = ((fb_data_fmt == ARGB888) ||
1983 (fb_data_fmt == ABGR888)) ? 1 : 0;
1984 global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
1985 reg_win_data->alpha_en = ppixel_a | global_a;
1986 reg_win_data->g_alpha_val = win_par->g_alpha_val;
1987 reg_win_data->alpha_mode = win_par->alpha_mode;
1988 if (reg_win_data->reg_area_data[0].smem_start > 0) {
1989 reg_win_data->z_order = win_par->z_order;
1990 reg_win_data->win_id = win_par->win_id;
1992 reg_win_data->z_order = -1;
1993 reg_win_data->win_id = -1;
1996 rk_fb_get_prmry_screen(&primary_screen);
1997 for (i = 0; i < reg_win_data->area_num; i++) {
1998 rk_fb_check_config_var(&win_par->area_par[i], &primary_screen);
1999 /* visiable pos in panel */
2000 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
2001 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
2003 /* realy size in panel */
2004 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
2005 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
2007 /* realy size in panel */
2008 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
2009 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
2011 xoffset = win_par->area_par[i].x_offset; /* buf offset */
2012 yoffset = win_par->area_par[i].y_offset;
2013 xvir = win_par->area_par[i].xvir;
2014 reg_win_data->reg_area_data[i].xvir = xvir;
2015 yvir = win_par->area_par[i].yvir;
2016 reg_win_data->reg_area_data[i].yvir = yvir;
2018 vir_width_bit = pixel_width * xvir;
2019 /* pixel_width = byte_num*8 */
2020 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
2021 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
2023 stride = stride_32bit_1; /* default rgb */
2024 fix->line_length = stride;
2025 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
2027 /* x y mirror ,jump line
2028 * reg_win_data->reg_area_data[i].y_offset =
2029 * yoffset*stride+xoffset*pixel_width/8;
2031 if (screen->y_mirror == 1) {
2032 if (screen->interlace == 1) {
2033 reg_win_data->reg_area_data[i].y_offset =
2034 yoffset * stride * 2 +
2035 ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
2036 xoffset * pixel_width / 8;
2038 reg_win_data->reg_area_data[i].y_offset =
2040 (reg_win_data->reg_area_data[i].yact - 1) * stride +
2041 xoffset * pixel_width / 8;
2044 if (screen->interlace == 1) {
2045 reg_win_data->reg_area_data[i].y_offset =
2046 yoffset * stride * 2 +
2047 xoffset * pixel_width / 8;
2049 reg_win_data->reg_area_data[i].y_offset =
2051 xoffset * pixel_width / 8;
2055 switch (fb_data_fmt) {
2059 stride = stride_32bit_1;
2060 uv_stride = stride_32bit_1 >> 1;
2061 uv_x_off = xoffset >> 1;
2063 fix->line_length = stride;
2064 uv_y_act = win_par->area_par[0].yact >> 1;
2066 case YUV420: /* 420sp */
2069 stride = stride_32bit_1;
2070 uv_stride = stride_32bit_1;
2072 uv_y_off = yoffset >> 1;
2073 fix->line_length = stride;
2074 uv_y_act = win_par->area_par[0].yact >> 1;
2079 stride = stride_32bit_1;
2080 uv_stride = stride_32bit_2;
2081 uv_x_off = xoffset * 2;
2083 fix->line_length = stride << 2;
2084 uv_y_act = win_par->area_par[0].yact;
2089 if (is_pic_yuv == 1) {
2090 reg_win_data->reg_area_data[0].cbr_start =
2091 reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
2092 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
2093 if (screen->y_mirror == 1) {
2094 if (screen->interlace == 1) {
2095 reg_win_data->reg_area_data[0].c_offset =
2096 uv_y_off * uv_stride * 2 +
2097 ((uv_y_act - 1) * 2 + 1) * uv_stride +
2098 uv_x_off * pixel_width / 8;
2100 reg_win_data->reg_area_data[0].c_offset =
2101 uv_y_off * uv_stride +
2102 (uv_y_act - 1) * uv_stride +
2103 uv_x_off * pixel_width / 8;
2106 if (screen->interlace == 1) {
2107 reg_win_data->reg_area_data[0].c_offset =
2108 uv_y_off * uv_stride * 2 +
2109 uv_x_off * pixel_width / 8;
2111 reg_win_data->reg_area_data[0].c_offset =
2112 uv_y_off * uv_stride +
2113 uv_x_off * pixel_width / 8;
2120 static int rk_fb_set_win_config(struct fb_info *info,
2121 struct rk_fb_win_cfg_data *win_data)
2123 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2124 struct rk_fb_reg_data *regs;
2126 struct sync_fence *release_fence[RK_MAX_BUF_NUM];
2127 struct sync_fence *retire_fence;
2128 struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
2129 struct sync_pt *retire_sync_pt;
2130 char fence_name[20];
2132 int ret = 0, i, j = 0;
2133 int list_is_empty = 0;
2135 regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
2137 printk(KERN_INFO "could not allocate rk_fb_reg_data\n");
2143 regs->post_cfg.xpos = win_data->post_cfg.xpos;
2144 regs->post_cfg.ypos = win_data->post_cfg.ypos;
2145 regs->post_cfg.xsize = win_data->post_cfg.xsize;
2146 regs->post_cfg.ysize = win_data->post_cfg.xsize;
2149 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
2150 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
2151 if (rk_fb_set_win_buffer(info, &win_data->win_par[i],
2152 ®s->reg_win_data[j]))
2154 if (regs->reg_win_data[j].area_num > 0) {
2157 regs->reg_win_data[j].area_buf_num;
2161 printk(KERN_INFO "error:win_id bigger than lcdc_win_num\n");
2162 printk(KERN_INFO "i=%d,win_id=%d\n", i,
2163 win_data->win_par[i].win_id);
2167 mutex_lock(&dev_drv->output_lock);
2168 if (!(dev_drv->suspend_flag == 0)) {
2169 rk_fb_update_reg(dev_drv, regs);
2171 printk(KERN_INFO "suspend_flag = 1\n");
2175 dev_drv->timeline_max++;
2177 for (i = 0; i < RK_MAX_BUF_NUM; i++) {
2178 if (i < regs->buf_num) {
2179 sprintf(fence_name, "fence%d", i);
2180 win_data->rel_fence_fd[i] = get_unused_fd();
2181 if (win_data->rel_fence_fd[i] < 0) {
2182 printk(KERN_INFO "rel_fence_fd=%d\n",
2183 win_data->rel_fence_fd[i]);
2187 release_sync_pt[i] =
2188 sw_sync_pt_create(dev_drv->timeline,
2189 dev_drv->timeline_max);
2191 sync_fence_create(fence_name, release_sync_pt[i]);
2192 sync_fence_install(release_fence[i],
2193 win_data->rel_fence_fd[i]);
2195 win_data->rel_fence_fd[i] = -1;
2199 win_data->ret_fence_fd = get_unused_fd();
2200 if (win_data->ret_fence_fd < 0) {
2201 printk("ret_fence_fd=%d\n", win_data->ret_fence_fd);
2206 sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
2207 retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
2208 sync_fence_install(retire_fence, win_data->ret_fence_fd);
2210 for (i = 0; i < RK_MAX_BUF_NUM; i++)
2211 win_data->rel_fence_fd[i] = -1;
2213 win_data->ret_fence_fd = -1;
2215 if (dev_drv->wait_fs == 0) {
2216 mutex_lock(&dev_drv->update_regs_list_lock);
2217 list_add_tail(®s->list, &dev_drv->update_regs_list);
2218 mutex_unlock(&dev_drv->update_regs_list_lock);
2219 queue_kthread_work(&dev_drv->update_regs_worker,
2220 &dev_drv->update_regs_work);
2222 mutex_lock(&dev_drv->update_regs_list_lock);
2223 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2224 list_empty(&saved_list);
2225 mutex_unlock(&dev_drv->update_regs_list_lock);
2226 if (!list_is_empty) {
2227 ret = wait_event_timeout(dev_drv->update_regs_wait,
2228 list_empty(&dev_drv->update_regs_list) && list_empty(&saved_list),
2229 msecs_to_jiffies(60));
2231 rk_fb_update_reg(dev_drv, regs);
2233 printk("%s: wait update_regs_wait timeout\n", __func__);
2234 } else if (ret == 0) {
2235 rk_fb_update_reg(dev_drv, regs);
2241 mutex_unlock(&dev_drv->output_lock);
2246 static int cfgdone_distlist[10] = { 0 };
2248 static int cfgdone_index;
2249 static int cfgdone_lasttime;
2251 int rk_get_real_fps(int before)
2253 struct timespec now;
2259 int index = cfgdone_index;
2268 getnstimeofday(&now);
2269 dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2275 for (i = 0; i < 10; i++) {
2278 total += cfgdone_distlist[index];
2280 dist_first = cfgdone_distlist[index];
2281 if (total < (before * 1000)) {
2283 printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
2285 dist_total += cfgdone_distlist[index];
2293 printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
2295 dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2296 dist_total += dist_curr;
2300 fps = (1000000 * dist_count) / dist_total;
2305 printk("curr2 %d, fps=%d\n", dist_curr, fps);
2309 EXPORT_SYMBOL(rk_get_real_fps);
2312 #ifdef CONFIG_ROCKCHIP_IOMMU
2314 static struct ion_handle *ion_hanle[ION_MAX];
2316 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2319 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2320 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2321 struct fb_fix_screeninfo *fix = &info->fix;
2322 int fb_id = 0, extend_win_id = 0;
2323 struct fb_info *extend_info = NULL;
2324 struct rk_lcdc_driver *extend_dev_drv = NULL;
2325 struct rk_lcdc_win *extend_win = NULL;
2326 struct rk_lcdc_win *win;
2327 int enable; /* enable fb:1 enable;0 disable */
2328 int ovl; /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2329 int num_buf; /* buffer_number */
2331 struct rk_fb_win_cfg_data win_data;
2332 unsigned int dsp_addr[4];
2335 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2337 void __user *argp = (void __user *)arg;
2338 win = dev_drv->win[win_id];
2339 if (rk_fb->disp_mode == DUAL) {
2340 fb_id = get_extend_fb_id(info);
2341 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
2342 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
2343 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2344 extend_info->fix.id);
2345 extend_win = extend_dev_drv->win[extend_win_id];
2349 case RK_FBIOSET_YUV_ADDR:
2353 if (copy_from_user(yuv_phy, argp, 8))
2355 #ifdef CONFIG_ROCKCHIP_IOMMU
2356 if (!dev_drv->iommu_enabled || !strcmp(info->fix.id, "fb0")) {
2358 fix->smem_start = yuv_phy[0];
2359 fix->mmio_start = yuv_phy[1];
2360 #ifdef CONFIG_ROCKCHIP_IOMMU
2362 int usr_fd, offset, tmp;
2363 struct ion_handle *hdl;
2364 ion_phys_addr_t phy_addr;
2367 usr_fd = yuv_phy[0];
2368 offset = yuv_phy[1] - yuv_phy[0];
2371 fix->smem_start = 0;
2372 fix->mmio_start = 0;
2376 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2378 dev_err(info->dev, "failed to get ion handle:%ld\n",
2382 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, hdl,
2383 (unsigned long *)&phy_addr,
2384 (unsigned long *)&len);
2386 dev_err(info->dev, "ion map to get phy addr failed");
2387 ion_free(rk_fb->ion_client, hdl);
2390 fix->smem_start = phy_addr;
2391 fix->mmio_start = phy_addr + offset;
2393 if (ion_hanle[ION_MAX - 1] != 0) {
2394 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2395 ion_free(rk_fb->ion_client, ion_hanle[ION_MAX - 1]);
2399 for (tmp = ION_MAX - 1; tmp > 0; tmp--)
2400 ion_hanle[tmp] = ion_hanle[tmp - 1];
2406 case RK_FBIOSET_ENABLE:
2407 if (copy_from_user(&enable, argp, sizeof(enable)))
2409 dev_drv->ops->open(dev_drv, win_id, enable);
2411 case RK_FBIOGET_ENABLE:
2412 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
2413 if (copy_to_user(argp, &enable, sizeof(enable)))
2416 case RK_FBIOSET_OVERLAY_STA:
2417 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2419 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2421 case RK_FBIOGET_OVERLAY_STA:
2422 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2423 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2426 case RK_FBIOPUT_NUM_BUFFERS:
2427 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2429 dev_drv->num_buf = num_buf;
2431 case RK_FBIOSET_VSYNC_ENABLE:
2432 if (copy_from_user(&enable, argp, sizeof(enable)))
2434 dev_drv->vsync_info.active = enable;
2437 case RK_FBIOGET_DSP_ADDR:
2438 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2439 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2442 case RK_FBIOGET_LIST_STA:
2443 list_stat = rk_fb_get_list_stat(dev_drv);
2444 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2448 case RK_FBIOGET_IOMMU_STA:
2449 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2450 sizeof(dev_drv->iommu_enabled)))
2453 #if defined(CONFIG_ION_ROCKCHIP)
2454 case RK_FBIOSET_DMABUF_FD:
2457 struct ion_handle *hdl;
2458 ion_phys_addr_t phy_addr;
2460 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2462 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2463 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2464 fix->smem_start = phy_addr;
2467 case RK_FBIOGET_DMABUF_FD:
2470 ion_share_dma_buf_fd(rk_fb->ion_client,
2471 win->area[0].ion_hdl);
2474 "ion_share_dma_buf_fd failed\n");
2477 if (copy_to_user(argp, &fd, sizeof(fd)))
2482 case RK_FBIOSET_CLEAR_FB:
2483 memset(info->screen_base, 0, get_fb_size());
2485 case RK_FBIOSET_CONFIG_DONE:
2488 struct timespec now;
2490 getnstimeofday(&now);
2491 curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2492 cfgdone_distlist[cfgdone_index++] =
2493 curr - cfgdone_lasttime;
2495 printk("%d ", curr - cfgdone_lasttime);
2497 cfgdone_lasttime = curr;
2498 if (cfgdone_index >= 10)
2501 if (copy_from_user(&win_data,
2502 (struct rk_fb_win_cfg_data __user *)argp,
2503 sizeof(win_data))) {
2508 dev_drv->wait_fs = win_data.wait_fs;
2509 rk_fb_set_win_config(info, &win_data);
2511 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2512 &win_data, sizeof(win_data))) {
2516 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2519 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2526 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2528 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2529 struct fb_fix_screeninfo *fix = &info->fix;
2531 #if defined(CONFIG_RK_HDMI)
2532 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2535 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2538 #if defined(CONFIG_RK_HDMI)
2539 if ((rk_fb->disp_mode == ONE_DUAL) &&
2540 (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2541 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2545 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2550 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2552 if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2553 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2554 ((16 != var->bits_per_pixel) &&
2555 (32 != var->bits_per_pixel) &&
2556 (24 != var->bits_per_pixel))) {
2557 dev_err(info->dev, "%s check var fail 1:\n"
2558 "xres_vir:%d>>yres_vir:%d\n"
2559 "xres:%d>>yres:%d\n"
2560 "bits_per_pixel:%d\n",
2564 var->xres, var->yres, var->bits_per_pixel);
2568 if (((var->xoffset + var->xres) > var->xres_virtual) ||
2569 ((var->yoffset + var->yres) > (var->yres_virtual))) {
2570 dev_err(info->dev, "%s check_var fail 2:\n"
2571 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2572 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2577 var->yoffset, var->yres, var->yres_virtual);
2584 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2585 size_t count, loff_t *ppos)
2587 unsigned long p = *ppos;
2590 int c, cnt = 0, err = 0;
2591 unsigned long total_size;
2592 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2593 struct rk_lcdc_win *win = NULL;
2596 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2600 win = dev_drv->win[win_id];
2602 /* only read the current frame buffer */
2603 if (win->format == RGB565) {
2604 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
2605 } else if (win->format == YUV420) {
2607 (win->area[0].y_vir_stride * win->area[0].yact * 6);
2609 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2611 if (p >= total_size)
2614 if (count >= total_size)
2617 if (count + p > total_size)
2618 count = total_size - p;
2620 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2624 src = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2627 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2629 fb_memcpy_fromfb(dst, src, c);
2633 if (copy_to_user(buf, buffer, c)) {
2645 return (err) ? err : cnt;
2648 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
2649 size_t count, loff_t *ppos)
2651 unsigned long p = *ppos;
2654 int c, cnt = 0, err = 0;
2655 unsigned long total_size;
2656 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2657 struct rk_lcdc_win *win = NULL;
2660 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2664 win = dev_drv->win[win_id];
2666 /* write the current frame buffer */
2667 if (win->format == RGB565)
2668 total_size = win->area[0].xact * win->area[0].yact << 1;
2670 total_size = win->area[0].xact * win->area[0].yact << 2;
2675 if (count > total_size) {
2680 if (count + p > total_size) {
2684 count = total_size - p;
2687 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2691 dst = (u8 __iomem *)(info->screen_base + p + win->area[0].y_offset);
2694 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2697 if (copy_from_user(src, buf, c)) {
2702 fb_memcpy_tofb(dst, src, c);
2713 return (cnt) ? cnt : err;
2716 static int rk_fb_set_par(struct fb_info *info)
2718 struct fb_var_screeninfo *var = &info->var;
2719 struct fb_fix_screeninfo *fix = &info->fix;
2720 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2721 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2722 int fb_id, extend_win_id = 0;
2723 struct fb_info *extend_info = NULL;
2724 struct rk_lcdc_driver *extend_dev_drv = NULL;
2725 struct rk_lcdc_win *extend_win = NULL;
2726 struct rk_lcdc_win *win = NULL;
2727 struct rk_screen *screen = dev_drv->cur_screen;
2728 struct rk_screen screen_primary;
2730 u32 cblen = 0, crlen = 0;
2731 u16 xsize = 0, ysize = 0; /* winx display window height/width --->LCDC_WINx_DSP_INFO */
2732 u32 xoffset = var->xoffset; /* offset from virtual to visible */
2733 u32 yoffset = var->yoffset;
2734 u16 xpos = (var->nonstd >> 8) & 0xfff; /*visiable pos in panel */
2735 u16 ypos = (var->nonstd >> 20) & 0xfff;
2736 u32 xvir = var->xres_virtual;
2737 u32 yvir = var->yres_virtual;
2738 u8 data_format = var->nonstd & 0xff;
2742 u32 stride, uv_stride;
2745 u16 uv_x_off, uv_y_off, uv_y_act;
2748 var->pixclock = dev_drv->pixclock;
2749 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2753 win = dev_drv->win[win_id];
2754 if (rk_fb->disp_mode == DUAL) {
2755 fb_id = get_extend_fb_id(info);
2756 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
2757 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
2758 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2761 extend_win = extend_dev_drv->win[extend_win_id];
2763 /* if the application has specific the horizontal and vertical display size */
2764 if (var->grayscale >> 8) {
2765 xsize = (var->grayscale >> 8) & 0xfff;
2766 ysize = (var->grayscale >> 20) & 0xfff;
2767 } else { /*ohterwise full screen display */
2768 xsize = screen->mode.xres;
2769 ysize = screen->mode.yres;
2772 fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
2773 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2774 vir_width_bit = pixel_width * xvir;
2775 /* pixel_width = byte_num * 8 */
2776 stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
2777 stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
2779 switch (fb_data_fmt) {
2783 stride = stride_32bit_1;
2784 uv_stride = stride_32bit_1 >> 1;
2785 uv_x_off = xoffset >> 1;
2787 fix->line_length = stride;
2788 cblen = crlen = (xvir * yvir) >> 1;
2789 uv_y_act = win->area[0].yact >> 1;
2791 case YUV420: /* 420sp */
2794 stride = stride_32bit_1;
2795 uv_stride = stride_32bit_1;
2797 uv_y_off = yoffset >> 1;
2798 fix->line_length = stride;
2799 cblen = crlen = (xvir * yvir) >> 2;
2800 uv_y_act = win->area[0].yact >> 1;
2805 stride = stride_32bit_1;
2806 uv_stride = stride_32bit_2;
2807 uv_x_off = xoffset * 2;
2809 fix->line_length = stride << 2;
2810 cblen = crlen = (xvir * yvir);
2811 uv_y_act = win->area[0].yact;
2814 stride = stride_32bit_1; /* default rgb */
2815 fix->line_length = stride;
2819 /* x y mirror ,jump line */
2820 if (screen->y_mirror == 1) {
2821 if (screen->interlace == 1) {
2822 win->area[0].y_offset = yoffset * stride * 2 +
2823 ((win->area[0].yact - 1) * 2 + 1) * stride +
2824 xoffset * pixel_width / 8;
2826 win->area[0].y_offset = yoffset * stride +
2827 (win->area[0].yact - 1) * stride +
2828 xoffset * pixel_width / 8;
2831 if (screen->interlace == 1) {
2832 win->area[0].y_offset =
2833 yoffset * stride * 2 + xoffset * pixel_width / 8;
2835 win->area[0].y_offset =
2836 yoffset * stride + xoffset * pixel_width / 8;
2839 if (is_pic_yuv == 1) {
2840 if (screen->y_mirror == 1) {
2841 if (screen->interlace == 1) {
2842 win->area[0].c_offset =
2843 uv_y_off * uv_stride * 2 +
2844 ((uv_y_act - 1) * 2 + 1) * uv_stride +
2845 uv_x_off * pixel_width / 8;
2847 win->area[0].c_offset = uv_y_off * uv_stride +
2848 (uv_y_act - 1) * uv_stride +
2849 uv_x_off * pixel_width / 8;
2852 if (screen->interlace == 1) {
2853 win->area[0].c_offset =
2854 uv_y_off * uv_stride * 2 +
2855 uv_x_off * pixel_width / 8;
2857 win->area[0].c_offset =
2858 uv_y_off * uv_stride +
2859 uv_x_off * pixel_width / 8;
2864 rk_fb_get_prmry_screen(&screen_primary);
2865 win->format = fb_data_fmt;
2866 win->area[0].y_vir_stride = stride >> 2;
2867 win->area[0].uv_vir_stride = uv_stride >> 2;
2868 win->area[0].xpos = xpos*screen->mode.xres/screen_primary.mode.xres;
2869 win->area[0].ypos = ypos*screen->mode.yres/screen_primary.mode.yres;
2870 win->area[0].xsize = screen->mode.xres*xsize/screen_primary.mode.xres;
2871 win->area[0].ysize = screen->mode.yres*ysize/screen_primary.mode.yres;
2872 win->area[0].xact = var->xres; /* winx active window height,is a wint of vir */
2873 win->area[0].yact = var->yres;
2874 win->area[0].xvir = var->xres_virtual; /* virtual resolution stride --->LCDC_WINx_VIR */
2875 win->area[0].yvir = var->yres_virtual;
2878 win->alpha_mode = 4; /* AB_SRC_OVER; */
2879 win->alpha_en = ((win->format == ARGB888) ||
2880 (win->format == ABGR888)) ? 1 : 0;
2881 win->g_alpha_val = 0;
2883 if (rk_fb->disp_mode == DUAL) {
2884 if (extend_win->state && (hdmi_switch_complete)) {
2885 if (info != extend_info) {
2886 if (win->area[0].xact < win->area[0].yact) {
2887 extend_win->area[0].xact =
2889 extend_win->area[0].yact =
2891 extend_win->area[0].xvir =
2893 extend_info->var.xres = var->yres;
2894 extend_info->var.yres = var->xres;
2895 extend_info->var.xres_virtual =
2898 extend_win->area[0].xact =
2900 extend_win->area[0].yact =
2902 extend_win->area[0].xvir =
2904 extend_info->var.xres = var->xres;
2905 extend_info->var.yres = var->yres;
2906 extend_info->var.xres_virtual =
2909 extend_win->area[0].y_vir_stride =
2910 win->area[0].y_vir_stride;
2911 extend_win->area[0].uv_vir_stride =
2912 win->area[0].uv_vir_stride;
2913 if (win->area[0].xpos != 0 ||
2914 win->area[0].ypos != 0) {
2915 extend_win->area[0].xsize =
2916 (extend_dev_drv->cur_screen->xsize * win->area[0].xsize) / screen->mode.xres;
2917 extend_win->area[0].ysize =
2918 (extend_dev_drv->cur_screen->ysize * win->area[0].ysize) / screen->mode.yres;
2919 extend_win->area[0].xpos =
2920 ((extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1) +
2921 extend_dev_drv->cur_screen->xsize * win->area[0].xpos / screen->mode.xres;
2922 extend_win->area[0].ypos =
2923 ((extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1) +
2924 extend_dev_drv->cur_screen->ysize * win->area[0].ypos / screen->mode.yres;
2925 } else { /* the display image of the primary screen is full screen size */
2926 extend_win->area[0].xpos =
2927 (extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1;
2928 extend_win->area[0].ypos =
2929 (extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1;
2930 extend_win->area[0].xsize =
2931 extend_dev_drv->cur_screen->xsize;
2932 extend_win->area[0].ysize =
2933 extend_dev_drv->cur_screen->ysize;
2936 extend_win->area[0].state = 1;
2937 extend_win->area_num = 1;
2938 extend_win->alpha_en = 0;
2939 extend_win->format = win->format;
2940 extend_info->var.nonstd &= 0xffffff00;
2941 extend_info->var.nonstd |= data_format;
2942 extend_dev_drv->ops->set_par(extend_dev_drv,
2947 dev_drv->ops->set_par(dev_drv, win_id);
2952 static inline unsigned int chan_to_field(unsigned int chan,
2953 struct fb_bitfield *bf)
2956 chan >>= 16 - bf->length;
2957 return chan << bf->offset;
2960 static int fb_setcolreg(unsigned regno,
2961 unsigned red, unsigned green, unsigned blue,
2962 unsigned transp, struct fb_info *info)
2966 switch (info->fix.visual) {
2967 case FB_VISUAL_TRUECOLOR:
2968 /* true-colour, use pseudo-palette */
2970 u32 *pal = info->pseudo_palette;
2971 val = chan_to_field(red, &info->var.red);
2972 val |= chan_to_field(green, &info->var.green);
2973 val |= chan_to_field(blue, &info->var.blue);
2978 return -1; /* unknown type */
2984 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
2986 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2987 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2988 struct rk_lcdc_win *win;
2989 win = dev_drv->win[win_id];
2991 vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
2993 return dma_buf_mmap(win->area[0].dma_buf, vma, 0);
2996 static struct fb_ops fb_ops = {
2997 .owner = THIS_MODULE,
2998 .fb_open = rk_fb_open,
2999 .fb_release = rk_fb_close,
3000 .fb_check_var = rk_fb_check_var,
3001 .fb_set_par = rk_fb_set_par,
3002 .fb_blank = rk_fb_blank,
3003 .fb_ioctl = rk_fb_ioctl,
3004 .fb_pan_display = rk_fb_pan_display,
3005 .fb_read = rk_fb_read,
3006 .fb_write = rk_fb_write,
3007 .fb_setcolreg = fb_setcolreg,
3008 .fb_fillrect = cfb_fillrect,
3009 .fb_copyarea = cfb_copyarea,
3010 .fb_imageblit = cfb_imageblit,
3013 static struct fb_var_screeninfo def_var = {
3014 #if defined(CONFIG_LOGO_LINUX_BMP)
3018 .transp = {0, 0, 0},
3019 .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
3024 .transp = {0, 0, 0},
3025 .nonstd = HAL_PIXEL_FORMAT_RGB_565, /* (ypos<<20+xpos<<8+format) format */
3027 .grayscale = 0, /* (ysize<<20+xsize<<8) */
3028 .activate = FB_ACTIVATE_NOW,
3030 .vmode = FB_VMODE_NONINTERLACED,
3033 static struct fb_fix_screeninfo def_fix = {
3034 .type = FB_TYPE_PACKED_PIXELS,
3039 .accel = FB_ACCEL_NONE,
3040 .visual = FB_VISUAL_TRUECOLOR,
3044 static int rk_fb_wait_for_vsync_thread(void *data)
3046 struct rk_lcdc_driver *dev_drv = data;
3047 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3048 struct fb_info *fbi = rk_fb->fb[0];
3050 while (!kthread_should_stop()) {
3051 ktime_t timestamp = dev_drv->vsync_info.timestamp;
3052 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
3053 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
3054 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
3057 sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
3063 static ssize_t rk_fb_vsync_show(struct device *dev,
3064 struct device_attribute *attr, char *buf)
3066 struct fb_info *fbi = dev_get_drvdata(dev);
3067 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3068 return scnprintf(buf, PAGE_SIZE, "%llu\n",
3069 ktime_to_ns(dev_drv->vsync_info.timestamp));
3072 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
3075 * this two function is for other module that in the kernel which
3076 * need show image directly through fb
3077 * fb_id:we have 4 fb here,default we use fb0 for ui display
3079 struct fb_info *rk_get_fb(int fb_id)
3081 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3082 struct fb_info *fb = inf->fb[fb_id];
3085 EXPORT_SYMBOL(rk_get_fb);
3087 void rk_direct_fb_show(struct fb_info *fbi)
3090 rk_fb_pan_display(&fbi->var, fbi);
3092 EXPORT_SYMBOL(rk_direct_fb_show);
3094 int rk_fb_dpi_open(bool open)
3096 struct rk_lcdc_driver *dev_drv = NULL;
3097 dev_drv = rk_get_prmry_lcdc_drv();
3099 if (dev_drv->ops->dpi_open)
3100 dev_drv->ops->dpi_open(dev_drv, open);
3104 int rk_fb_dpi_win_sel(int win_id)
3106 struct rk_lcdc_driver *dev_drv = NULL;
3107 dev_drv = rk_get_prmry_lcdc_drv();
3109 if (dev_drv->ops->dpi_win_sel)
3110 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
3114 int rk_fb_dpi_status(void)
3117 struct rk_lcdc_driver *dev_drv = NULL;
3119 dev_drv = rk_get_prmry_lcdc_drv();
3120 if (dev_drv->ops->dpi_status)
3121 ret = dev_drv->ops->dpi_status(dev_drv);
3127 * function: this function will be called to modify hdmi info according to
3128 * pmy info for DUAL disp_mode when HDMI is used as EXTEND
3129 * @pmy_info: primary screen fb_info
3130 * @hdmi_info: hdmi screen fb_info
3131 * @screen: the hdmi screen info
3133 static int rk_fb_hdmi_info_align(struct fb_info *pmy_info,
3134 struct fb_info *hdmi_info,
3135 struct rk_screen *screen)
3137 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3138 struct fb_var_screeninfo *hdmi_var = NULL;
3139 struct fb_var_screeninfo *pmy_var = NULL;
3141 if(unlikely(!pmy_info) || unlikely(!hdmi_info))
3144 if (inf->disp_mode != DUAL || pmy_info == hdmi_info)
3147 pmy_var = &pmy_info->var;
3148 hdmi_var = &hdmi_info->var;
3149 if (pmy_var->xres < pmy_var->yres) { /* vertical lcd screen */
3150 hdmi_var->xres = pmy_var->yres;
3151 hdmi_var->yres = pmy_var->xres;
3152 hdmi_var->xres_virtual = pmy_var->yres;
3154 hdmi_var->xres = pmy_var->xres;
3155 hdmi_var->yres = pmy_var->yres;
3156 hdmi_var->xres_virtual = pmy_var->xres_virtual;
3159 /* use the same format as primary screen */
3160 hdmi_var->nonstd &= 0xffffff00;
3161 hdmi_var->nonstd |= (pmy_var->nonstd & 0xff);
3164 hdmi_var->grayscale &= 0xff;
3165 hdmi_var->grayscale |= (screen->mode.xres << 8) +
3166 (screen->mode.yres << 20);
3173 * function: this function will be called by display device, enable/disable lcdc
3174 * @screen: screen timing to be set to lcdc
3175 * @enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
3176 * @lcdc_id: the lcdc id the display device attached ,0 or 1
3178 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3180 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3181 struct fb_info *info = NULL;
3182 struct fb_info *pmy_info = NULL;
3183 struct rk_lcdc_driver *dev_drv = NULL;
3184 struct rk_lcdc_driver *pmy_dev_drv = rk_get_prmry_lcdc_drv();
3186 int i, win_id, load_screen = 0;
3188 if (unlikely(!rk_fb) || unlikely(!pmy_dev_drv) || unlikely(!screen))
3191 /* get lcdc driver */
3192 sprintf(name, "lcdc%d", lcdc_id);
3193 if (rk_fb->disp_mode != DUAL)
3194 dev_drv = rk_fb->lcdc_dev_drv[0];
3196 dev_drv = rk_get_lcdc_drv(name);
3198 if (dev_drv == NULL) {
3199 printk(KERN_ERR "%s driver not found!", name);
3202 printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3205 if (enable == 2 /*&& dev_drv->enable*/)
3208 if (rk_fb->disp_mode == ONE_DUAL) {
3209 if (dev_drv->trsm_ops && dev_drv->trsm_ops->disable)
3210 dev_drv->trsm_ops->disable();
3211 if (dev_drv->ops->set_screen_scaler)
3212 dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 0);
3216 /* if screen type is different, we do not disable lcdc. */
3217 if (dev_drv->cur_screen->type != screen->type)
3220 /* if used one lcdc to dual disp, no need to close win */
3221 if (rk_fb->disp_mode == ONE_DUAL) {
3222 dev_drv->cur_screen = dev_drv->screen0;
3223 dev_drv->ops->load_screen(dev_drv, 1);
3224 if (dev_drv->trsm_ops && dev_drv->trsm_ops->enable)
3225 dev_drv->trsm_ops->enable();
3227 /* disable the layer which attached to this device */
3228 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3229 if (dev_drv->win[i] && dev_drv->win[i]->state)
3230 dev_drv->ops->open(dev_drv, i, 0);
3234 hdmi_switch_complete = 0;
3237 if (dev_drv->screen1)
3238 dev_drv->cur_screen = dev_drv->screen1;
3239 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3240 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3241 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3244 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3245 info = rk_fb->fb[dev_drv->fb_index_base + i];
3246 if (rk_fb->disp_mode == DUAL &&
3247 dev_drv != pmy_dev_drv) {
3248 pmy_info = rk_fb->fb[pmy_dev_drv->fb_index_base + i];
3249 rk_fb_hdmi_info_align(pmy_info, info,
3250 dev_drv->cur_screen);
3253 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3254 if (dev_drv->win[win_id]) {
3255 if (rk_fb->disp_mode == DUAL) {
3256 if (dev_drv != pmy_dev_drv &&
3257 pmy_dev_drv->win[win_id]) {
3258 dev_drv->win[win_id]->logicalstate =
3259 pmy_dev_drv->win[win_id]->logicalstate;
3262 if (dev_drv->win[win_id]->logicalstate) {
3263 dev_drv->ops->open(dev_drv, win_id, 1);
3265 dev_drv->ops->load_screen(dev_drv, 1);
3268 info->var.activate |= FB_ACTIVATE_FORCE;
3269 info->fbops->fb_set_par(info);
3270 info->fbops->fb_pan_display(&info->var, info);
3275 hdmi_switch_complete = 1;
3276 if (rk_fb->disp_mode == ONE_DUAL) {
3277 if (dev_drv->ops->set_screen_scaler)
3278 dev_drv->ops->set_screen_scaler(dev_drv, dev_drv->screen0, 1);
3279 if (dev_drv->trsm_ops && dev_drv->trsm_ops->enable)
3280 dev_drv->trsm_ops->enable();
3286 * function:this function current only called by hdmi for
3288 * scale_x: scale rate of x resolution
3289 * scale_y: scale rate of y resolution
3290 * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3292 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3294 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3295 struct fb_info *info = NULL;
3296 struct fb_var_screeninfo *var = NULL;
3297 struct rk_lcdc_driver *dev_drv = NULL;
3298 u16 screen_x, screen_y;
3301 struct rk_screen primary_screen;
3302 rk_fb_get_prmry_screen(&primary_screen);
3303 if (primary_screen.type == SCREEN_HDMI) {
3307 sprintf(name, "lcdc%d", lcdc_id);
3309 if (inf->disp_mode == DUAL) {
3310 dev_drv = rk_get_lcdc_drv(name);
3311 if (dev_drv == NULL) {
3312 printk(KERN_ERR "%s driver not found!", name);
3316 dev_drv = inf->lcdc_dev_drv[0];
3319 if (inf->num_lcdc == 1)
3321 else if (inf->num_lcdc == 2)
3322 info = inf->fb[dev_drv->lcdc_win_num];
3325 screen_x = dev_drv->cur_screen->mode.xres;
3326 screen_y = dev_drv->cur_screen->mode.yres;
3328 if (inf->disp_mode != DUAL && dev_drv->screen1) {
3329 dev_drv->cur_screen->xpos =
3330 (screen_x - screen_x * scale_x / 100) >> 1;
3331 dev_drv->cur_screen->ypos =
3332 (screen_y - screen_y * scale_y / 100) >> 1;
3333 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3334 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3336 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3337 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3338 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3339 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3340 var->nonstd &= 0xff;
3341 var->nonstd |= (xpos << 8) + (ypos << 20);
3342 var->grayscale &= 0xff;
3344 (dev_drv->cur_screen->xsize << 8) + (dev_drv->cur_screen->ysize << 20);
3347 info->fbops->fb_set_par(info);
3348 /* info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0); */
3349 dev_drv->ops->cfg_done(dev_drv);
3353 #if defined(CONFIG_ION_ROCKCHIP)
3354 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3355 struct rk_lcdc_win *win,
3356 unsigned long fb_mem_size)
3358 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3359 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3360 struct ion_handle *handle;
3361 ion_phys_addr_t phy_addr;
3365 if (dev_drv->iommu_enabled)
3366 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3367 ION_HEAP(ION_VMALLOC_HEAP_ID), 0);
3369 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3370 ION_HEAP(ION_CMA_HEAP_ID), 0);
3371 if (IS_ERR(handle)) {
3372 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3376 win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3377 if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3378 printk("ion_share_dma_buf() failed\n");
3379 goto err_share_dma_buf;
3381 win->area[0].ion_hdl = handle;
3382 if (dev_drv->prop == PRMRY)
3383 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3384 #ifdef CONFIG_ROCKCHIP_IOMMU
3385 if (dev_drv->iommu_enabled)
3386 ret = ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3387 (unsigned long *)&phy_addr,
3388 (unsigned long *)&len);
3390 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3392 ret = ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3395 dev_err(fbi->dev, "ion map to get phy addr failed\n");
3396 goto err_share_dma_buf;
3398 fbi->fix.smem_start = phy_addr;
3399 fbi->fix.smem_len = len;
3400 printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3404 ion_free(rk_fb->ion_client, handle);
3409 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
3411 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3412 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3413 struct rk_lcdc_win *win = NULL;
3416 unsigned long fb_mem_size;
3417 #if !defined(CONFIG_ION_ROCKCHIP)
3418 dma_addr_t fb_mem_phys;
3422 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3426 win = dev_drv->win[win_id];
3428 if (!strcmp(fbi->fix.id, "fb0")) {
3429 fb_mem_size = get_fb_size();
3430 #if defined(CONFIG_ION_ROCKCHIP)
3431 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3434 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3435 &fb_mem_phys, GFP_KERNEL);
3437 pr_err("%s: Failed to allocate framebuffer\n",
3441 fbi->fix.smem_len = fb_mem_size;
3442 fbi->fix.smem_start = fb_mem_phys;
3443 fbi->screen_base = fb_mem_virt;
3445 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3446 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3447 fbi->fix.smem_start, fbi->screen_base,
3450 if (dev_drv->rotate_mode > X_Y_MIRROR) {
3451 fb_mem_size = get_rotate_fb_size();
3452 #if defined(CONFIG_ION_ROCKCHIP)
3453 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3457 dma_alloc_writecombine(fbi->dev,
3462 pr_err("%s: Failed to allocate framebuffer\n",
3466 fbi->fix.smem_len = fb_mem_size;
3467 fbi->fix.smem_start = fb_mem_phys;
3468 fbi->screen_base = fb_mem_virt;
3471 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3472 fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3473 fbi->screen_base = rk_fb->fb[0]->screen_base;
3476 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3477 fbi->fix.smem_start, fbi->screen_base,
3481 fbi->screen_size = fbi->fix.smem_len;
3482 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3484 win = dev_drv->win[win_id];
3485 win->reserved = fbi->fix.smem_start;
3492 static int rk_release_fb_buffer(struct fb_info *fbi)
3494 /* buffer for fb1 and fb3 are alloc by android */
3495 if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3497 iounmap(fbi->screen_base);
3498 release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3503 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3504 struct rk_lcdc_win *def_win)
3507 int lcdc_win_num = dev_drv->lcdc_win_num;
3509 for (i = 0; i < lcdc_win_num; i++) {
3510 struct rk_lcdc_win *win = NULL;
3511 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3513 dev_err(dev_drv->dev, "kzmalloc for win fail!");
3517 strcpy(win->name, def_win[i].name);
3518 win->id = def_win[i].id;
3519 win->support_3d = def_win[i].support_3d;
3520 dev_drv->win[i] = win;
3526 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3527 struct rk_lcdc_win *def_win, int index)
3529 struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3530 struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3531 sizeof(struct rk_screen),
3535 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3540 screen->screen_id = 0;
3541 screen->lcdc_id = dev_drv->id;
3542 screen->overscan.left = 100;
3543 screen->overscan.top = 100;
3544 screen->overscan.right = 100;
3545 screen->overscan.bottom = 100;
3547 screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3548 screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3550 dev_drv->screen0 = screen;
3551 dev_drv->cur_screen = screen;
3552 /* devie use one lcdc + rk61x scaler for dual display */
3553 if (rk_fb->disp_mode == ONE_DUAL) {
3554 struct rk_screen *screen1 =
3555 devm_kzalloc(dev_drv->dev,
3556 sizeof(struct rk_screen),
3559 dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3563 screen1->screen_id = 1;
3564 screen1->lcdc_id = 1;
3565 dev_drv->screen1 = screen1;
3567 sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3568 init_lcdc_win(dev_drv, def_win);
3569 init_completion(&dev_drv->frame_done);
3570 spin_lock_init(&dev_drv->cpl_lock);
3571 mutex_init(&dev_drv->fb_win_id_mutex);
3572 dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
3573 dev_drv->first_frame = 1;
3574 dev_drv->overscan.left = 100;
3575 dev_drv->overscan.top = 100;
3576 dev_drv->overscan.right = 100;
3577 dev_drv->overscan.bottom = 100;
3578 rk_disp_pwr_ctr_parse_dt(dev_drv);
3579 if (dev_drv->prop == PRMRY) {
3580 if (dev_drv->ops->set_dsp_cabc)
3581 dev_drv->ops->set_dsp_cabc(dev_drv, dev_drv->cabc_mode);
3582 rk_fb_set_prmry_screen(screen);
3584 rk_fb_get_prmry_screen(screen);
3585 dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3590 #ifdef CONFIG_LOGO_LINUX_BMP
3591 static struct linux_logo *bmp_logo;
3592 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3594 bmp_logo = fb_find_logo(24);
3595 if (bmp_logo == NULL) {
3596 printk(KERN_INFO "%s error\n", __func__);
3602 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
3604 unsigned char *src = bmp_logo->data;
3605 unsigned char *dst = info->screen_base;
3607 unsigned int Needwidth = (*(src - 24) << 8) | (*(src - 23));
3608 unsigned int Needheight = (*(src - 22) << 8) | (*(src - 21));
3610 for (i = 0; i < Needheight; i++)
3611 memcpy(dst + info->var.xres * i * 4,
3612 src + bmp_logo->width * i * 4, Needwidth * 4);
3617 * check if the primary lcdc has registerd,
3618 * the primary lcdc mas register first
3620 bool is_prmry_rk_lcdc_registered(void)
3622 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3624 if (rk_fb->lcdc_dev_drv[0])
3630 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
3631 struct rk_lcdc_win *win, int id)
3633 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3634 struct fb_info *fbi;
3635 int i = 0, ret = 0, index = 0;
3637 #if defined(CONFIG_ROCKCHIP_IOMMU)
3638 struct device *mmu_dev = NULL;
3641 if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
3644 for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
3645 if (!rk_fb->lcdc_dev_drv[i]) {
3646 rk_fb->lcdc_dev_drv[i] = dev_drv;
3647 rk_fb->lcdc_dev_drv[i]->id = id;
3654 init_lcdc_device_driver(rk_fb, win, index);
3655 dev_drv->fb_index_base = rk_fb->num_fb;
3656 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3657 fbi = framebuffer_alloc(0, &fb_pdev->dev);
3659 dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
3665 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
3666 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
3667 fbi->var.grayscale |=
3668 (fbi->var.xres << 8) + (fbi->var.yres << 20);
3669 #if defined(CONFIG_LOGO_LINUX_BMP)
3670 fbi->var.bits_per_pixel = 32;
3672 fbi->var.bits_per_pixel = 16;
3674 fbi->fix.line_length =
3675 (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
3676 fbi->var.width = dev_drv->cur_screen->width;
3677 fbi->var.height = dev_drv->cur_screen->height;
3678 fbi->var.pixclock = dev_drv->pixclock;
3679 if (dev_drv->iommu_enabled)
3680 fb_ops.fb_mmap = rk_fb_mmap;
3681 fbi->fbops = &fb_ops;
3682 fbi->flags = FBINFO_FLAG_DEFAULT;
3683 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
3684 ret = register_framebuffer(fbi);
3686 dev_err(&fb_pdev->dev,
3687 "%s fb%d register_framebuffer fail!\n",
3688 __func__, rk_fb->num_fb);
3691 rkfb_create_sysfs(fbi);
3692 rk_fb->fb[rk_fb->num_fb] = fbi;
3693 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
3698 init_waitqueue_head(&dev_drv->vsync_info.wait);
3699 init_waitqueue_head(&dev_drv->update_regs_wait);
3700 ret = device_create_file(fbi->dev, &dev_attr_vsync);
3703 "failed to create vsync file\n");
3704 dev_drv->vsync_info.thread =
3705 kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
3707 if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
3709 "failed to run vsync thread\n");
3710 dev_drv->vsync_info.thread = NULL;
3712 dev_drv->vsync_info.active = 1;
3714 mutex_init(&dev_drv->output_lock);
3716 INIT_LIST_HEAD(&dev_drv->update_regs_list);
3717 mutex_init(&dev_drv->update_regs_list_lock);
3718 init_kthread_worker(&dev_drv->update_regs_worker);
3720 dev_drv->update_regs_thread =
3721 kthread_run(kthread_worker_fn,
3722 &dev_drv->update_regs_worker, "rk-fb");
3723 if (IS_ERR(dev_drv->update_regs_thread)) {
3724 int err = PTR_ERR(dev_drv->update_regs_thread);
3725 dev_drv->update_regs_thread = NULL;
3727 printk("failed to run update_regs thread\n");
3730 init_kthread_work(&dev_drv->update_regs_work,
3731 rk_fb_update_regs_handler);
3734 sw_sync_timeline_create("fb-timeline");
3735 dev_drv->timeline_max = 1;
3739 /* show logo for primary display device */
3740 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
3741 if (dev_drv->prop == PRMRY) {
3742 struct fb_info *main_fbi = rk_fb->fb[0];
3743 main_fbi->fbops->fb_open(main_fbi, 1);
3745 #if defined(CONFIG_ROCKCHIP_IOMMU)
3746 if (dev_drv->iommu_enabled) {
3748 rk_fb_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
3750 rk_fb_platform_set_sysmmu(mmu_dev, dev_drv->dev);
3751 rockchip_iovmm_set_fault_handler(dev_drv->dev,
3752 rk_fb_sysmmu_fault_handler);
3753 rockchip_iovmm_activate(dev_drv->dev);
3755 dev_err(dev_drv->dev,
3756 "failed to get rockchip iommu device\n");
3760 rk_fb_alloc_buffer(main_fbi, 0); /* only alloc memory for main fb */
3761 if (support_uboot_display()) {
3762 if (dev_drv->iommu_enabled) {
3763 rk_fb_copy_from_loader(main_fbi);
3764 dev_drv->ops->direct_set_addr(dev_drv, 0,
3765 main_fbi->fix.smem_start);
3769 main_fbi->fbops->fb_set_par(main_fbi);
3770 #if defined(CONFIG_LOGO_LINUX_BMP)
3771 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
3772 fb_set_cmap(&main_fbi->cmap, main_fbi);
3773 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
3776 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
3777 fb_set_cmap(&main_fbi->cmap, main_fbi);
3778 fb_show_logo(main_fbi, FB_ROTATE_UR);
3781 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
3783 #if !defined(CONFIG_ROCKCHIP_IOMMU)
3784 struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb >> 1];
3785 int extend_fb_id = get_extend_fb_id(extend_fbi);
3787 rk_fb_alloc_buffer(extend_fbi, extend_fb_id);
3794 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
3796 struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
3797 struct fb_info *fbi;
3798 int fb_index_base = dev_drv->fb_index_base;
3799 int fb_num = dev_drv->lcdc_win_num;
3802 if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
3803 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
3804 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
3807 for (i = 0; i < fb_num; i++)
3808 kfree(dev_drv->win[i]);
3810 for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
3811 fbi = fb_inf->fb[i];
3812 unregister_framebuffer(fbi);
3813 /* rk_release_fb_buffer(fbi); */
3814 framebuffer_release(fbi);
3816 fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
3822 static int rk_fb_probe(struct platform_device *pdev)
3824 struct rk_fb *rk_fb = NULL;
3825 struct device_node *np = pdev->dev.of_node;
3829 dev_err(&pdev->dev, "Missing device tree node.\n");
3833 rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
3835 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
3838 platform_set_drvdata(pdev, rk_fb);
3840 if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
3841 rk_fb->disp_mode = mode;
3844 dev_err(&pdev->dev, "no disp-mode node found!");
3848 if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
3849 printk(KERN_DEBUG "uboot-logo-on:%d\n", uboot_logo_on);
3851 dev_set_name(&pdev->dev, "rockchip-fb");
3852 #if defined(CONFIG_ION_ROCKCHIP)
3853 rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
3854 if (IS_ERR(rk_fb->ion_client)) {
3855 dev_err(&pdev->dev, "failed to create ion client for rk fb");
3856 return PTR_ERR(rk_fb->ion_client);
3858 dev_info(&pdev->dev, "rk fb ion client create success!\n");
3863 dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
3867 static int rk_fb_remove(struct platform_device *pdev)
3869 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3872 platform_set_drvdata(pdev, NULL);
3876 static void rk_fb_shutdown(struct platform_device *pdev)
3878 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3881 for (i = 0; i < rk_fb->num_lcdc; i++) {
3882 if (!rk_fb->lcdc_dev_drv[i])
3887 static const struct of_device_id rkfb_dt_ids[] = {
3888 {.compatible = "rockchip,rk-fb",},
3892 static struct platform_driver rk_fb_driver = {
3893 .probe = rk_fb_probe,
3894 .remove = rk_fb_remove,
3897 .owner = THIS_MODULE,
3898 .of_match_table = of_match_ptr(rkfb_dt_ids),
3900 .shutdown = rk_fb_shutdown,
3903 static int __init rk_fb_init(void)
3905 return platform_driver_register(&rk_fb_driver);
3908 static void __exit rk_fb_exit(void)
3910 platform_driver_unregister(&rk_fb_driver);
3913 fs_initcall(rk_fb_init);
3914 module_exit(rk_fb_exit);