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_gpio.h>
44 #include <video/of_display_timing.h>
45 #include <video/display_timing.h>
46 #include <dt-bindings/rkfb/rk_fb.h>
49 #if defined(CONFIG_ION_ROCKCHIP)
50 #include <linux/rockchip_ion.h>
51 #include <linux/rockchip/iovmm.h>
52 #include <linux/rockchip/sysmmu.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;
351 if (dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
352 screen->pin_dclk = 1;
354 screen->pin_dclk = 0;
355 if (dt->flags & DISPLAY_FLAGS_HSYNC_HIGH)
356 screen->pin_hsync = 1;
358 screen->pin_hsync = 0;
359 if (dt->flags & DISPLAY_FLAGS_VSYNC_HIGH)
360 screen->pin_vsync = 1;
362 screen->pin_vsync = 0;
363 if (dt->flags & DISPLAY_FLAGS_DE_HIGH)
372 int rk_fb_prase_timing_dt(struct device_node *np, struct rk_screen *screen)
374 struct display_timings *disp_timing;
375 struct display_timing *dt;
376 disp_timing = of_get_display_timings(np);
378 pr_err("parse display timing err\n");
381 dt = display_timings_get(disp_timing, disp_timing->native_mode);
382 rk_fb_video_mode_from_timing(dt, screen);
387 int rk_fb_calc_fps(struct rk_screen *screen, u32 pixclock)
390 unsigned long long hz;
392 printk(KERN_ERR "%s:null screen!\n", __func__);
395 x = screen->mode.xres + screen->mode.left_margin +
396 screen->mode.right_margin + screen->mode.hsync_len;
397 y = screen->mode.yres + screen->mode.upper_margin +
398 screen->mode.lower_margin + screen->mode.vsync_len;
400 hz = 1000000000000ULL; /* 1e12 picoseconds per second */
403 do_div(hz, x * y); /* divide by x * y with rounding */
406 do_div(hz, pixclock); /* divide by pixclock with rounding */
411 char *get_format_string(enum data_format format, char *fmt)
417 strcpy(fmt, "ARGB888");
420 strcpy(fmt, "RGB888");
423 strcpy(fmt, "RGB565");
426 strcpy(fmt, "YUV420");
429 strcpy(fmt, "YUV422");
432 strcpy(fmt, "YUV444");
435 strcpy(fmt, "YUV420_A");
438 strcpy(fmt, "YUV422_A");
441 strcpy(fmt, "YUV444_A");
444 strcpy(fmt, "XRGB888");
447 strcpy(fmt, "XBGR888");
450 strcpy(fmt, "XBGR888");
453 strcpy(fmt, "invalid");
463 * name: lcdc device name ,lcdc0 , lcdc1
465 struct rk_lcdc_driver *rk_get_lcdc_drv(char *name)
467 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
469 for (i = 0; i < inf->num_lcdc; i++) {
470 if (!strcmp(inf->lcdc_dev_drv[i]->name, name))
473 return inf->lcdc_dev_drv[i];
477 static struct rk_lcdc_driver *rk_get_prmry_lcdc_drv(void)
479 struct rk_fb *inf = NULL;
480 struct rk_lcdc_driver *dev_drv = NULL;
484 inf = platform_get_drvdata(fb_pdev);
488 for (i = 0; i < inf->num_lcdc; i++) {
489 if (inf->lcdc_dev_drv[i]->prop == PRMRY) {
490 dev_drv = inf->lcdc_dev_drv[i];
499 * get one frame time of the prmry screen, unit: us
501 u32 rk_fb_get_prmry_screen_ft(void)
503 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
504 uint32_t htotal, vtotal, pixclock_ps;
505 u64 pix_total, ft_us;
507 if (unlikely(!dev_drv))
510 pixclock_ps = dev_drv->pixclock;
512 vtotal = (dev_drv->cur_screen->mode.upper_margin +
513 dev_drv->cur_screen->mode.lower_margin +
514 dev_drv->cur_screen->mode.yres +
515 dev_drv->cur_screen->mode.vsync_len);
516 htotal = (dev_drv->cur_screen->mode.left_margin +
517 dev_drv->cur_screen->mode.right_margin +
518 dev_drv->cur_screen->mode.xres +
519 dev_drv->cur_screen->mode.hsync_len);
520 pix_total = htotal * vtotal;
521 ft_us = pix_total * pixclock_ps;
522 do_div(ft_us, 1000000);
523 if (dev_drv->frame_time.ft == 0)
524 dev_drv->frame_time.ft = ft_us;
526 ft_us = dev_drv->frame_time.framedone_t - dev_drv->frame_time.last_framedone_t;
528 ft_us = min(dev_drv->frame_time.ft, (u32)ft_us);
530 dev_drv->frame_time.ft = ft_us;
532 return dev_drv->frame_time.ft;
536 * get the vblanking time of the prmry screen, unit: us
538 u32 rk_fb_get_prmry_screen_vbt(void)
540 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
541 uint32_t htotal, vblank, pixclock_ps;
542 u64 pix_blank, vbt_us;
544 if (unlikely(!dev_drv))
547 pixclock_ps = dev_drv->pixclock;
549 htotal = (dev_drv->cur_screen->mode.left_margin +
550 dev_drv->cur_screen->mode.right_margin +
551 dev_drv->cur_screen->mode.xres +
552 dev_drv->cur_screen->mode.hsync_len);
553 vblank = (dev_drv->cur_screen->mode.upper_margin +
554 dev_drv->cur_screen->mode.lower_margin +
555 dev_drv->cur_screen->mode.vsync_len);
556 pix_blank = htotal * vblank;
557 vbt_us = pix_blank * pixclock_ps;
558 do_div(vbt_us, 1000000);
563 * get the frame done time of the prmry screen, unit: us
565 u64 rk_fb_get_prmry_screen_framedone_t(void)
567 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
569 if (unlikely(!dev_drv))
572 return dev_drv->frame_time.framedone_t;
576 * set prmry screen status
578 int rk_fb_set_prmry_screen_status(int status)
580 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
581 struct rk_screen *screen;
583 if (unlikely(!dev_drv))
586 screen = dev_drv->cur_screen;
588 case SCREEN_PREPARE_DDR_CHANGE:
589 if (screen->type == SCREEN_MIPI
590 || screen->type == SCREEN_DUAL_MIPI) {
591 if (dev_drv->trsm_ops->dsp_pwr_off)
592 dev_drv->trsm_ops->dsp_pwr_off();
595 case SCREEN_UNPREPARE_DDR_CHANGE:
596 if (screen->type == SCREEN_MIPI
597 || screen->type == SCREEN_DUAL_MIPI) {
598 if (dev_drv->trsm_ops->dsp_pwr_on)
599 dev_drv->trsm_ops->dsp_pwr_on();
610 static struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
612 struct rk_fb *inf = NULL;
613 struct rk_lcdc_driver *dev_drv = NULL;
617 inf = platform_get_drvdata(fb_pdev);
621 for (i = 0; i < inf->num_lcdc; i++) {
622 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
623 dev_drv = inf->lcdc_dev_drv[i];
632 u32 rk_fb_get_prmry_screen_pixclock(void)
634 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
636 if (unlikely(!dev_drv))
639 return dev_drv->pixclock;
642 int rk_fb_poll_prmry_screen_vblank(void)
644 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
645 if (likely(dev_drv)) {
646 if (dev_drv->ops->poll_vblank)
647 return dev_drv->ops->poll_vblank(dev_drv);
649 return RK_LF_STATUS_NC;
651 return RK_LF_STATUS_NC;
654 bool rk_fb_poll_wait_frame_complete(void)
656 uint32_t timeout = RK_LF_MAX_TIMEOUT;
657 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
659 if (likely(dev_drv)) {
660 if (dev_drv->ops->set_irq_to_cpu)
661 dev_drv->ops->set_irq_to_cpu(dev_drv, 0);
664 if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC) {
665 if (likely(dev_drv)) {
666 if (dev_drv->ops->set_irq_to_cpu)
667 dev_drv->ops->set_irq_to_cpu(dev_drv, 1);
671 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FR) && --timeout)
673 while (!(rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_FC) && --timeout)
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);
683 static int rk_fb_open(struct fb_info *info, int user)
685 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
688 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
689 /* if this win aready opened ,no need to reopen */
690 if (dev_drv->win[win_id]->state)
693 dev_drv->ops->open(dev_drv, win_id, 1);
697 static int get_extend_fb_id(struct fb_info *info)
700 char *id = info->fix.id;
701 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
702 if (!strcmp(id, "fb0"))
704 else if (!strcmp(id, "fb1"))
706 else if (!strcmp(id, "fb2") && (dev_drv->lcdc_win_num > 2))
711 static int rk_fb_close(struct fb_info *info, int user)
713 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
714 struct rk_lcdc_win *win = NULL;
715 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
717 win = dev_drv->win[win_id];
718 info->fix.smem_start = win->reserved;
720 info->var.xres = dev_drv->screen0->mode.xres;
721 info->var.yres = dev_drv->screen0->mode.yres;
722 info->var.grayscale |=
723 (info->var.xres << 8) + (info->var.yres << 20);
724 info->var.xres_virtual = info->var.xres;
725 info->var.yres_virtual = info->var.yres;
726 #if defined(CONFIG_LOGO_LINUX_BMP)
727 info->var.bits_per_pixel = 32;
729 info->var.bits_per_pixel = 16;
732 info->fix.line_length =
733 (info->var.xres_virtual) * (info->var.bits_per_pixel >> 3);
734 info->var.width = dev_drv->screen0->width;
735 info->var.height = dev_drv->screen0->height;
736 info->var.pixclock = dev_drv->pixclock;
737 info->var.left_margin = dev_drv->screen0->mode.left_margin;
738 info->var.right_margin = dev_drv->screen0->mode.right_margin;
739 info->var.upper_margin = dev_drv->screen0->mode.upper_margin;
740 info->var.lower_margin = dev_drv->screen0->mode.lower_margin;
741 info->var.vsync_len = dev_drv->screen0->mode.vsync_len;
742 info->var.hsync_len = dev_drv->screen0->mode.hsync_len;
749 #if defined(CONFIG_RK29_IPP)
750 static int get_ipp_format(int fmt)
752 int ipp_fmt = IPP_XRGB_8888;
754 case HAL_PIXEL_FORMAT_RGBX_8888:
755 case HAL_PIXEL_FORMAT_RGBA_8888:
756 case HAL_PIXEL_FORMAT_BGRA_8888:
757 case HAL_PIXEL_FORMAT_RGB_888:
758 ipp_fmt = IPP_XRGB_8888;
760 case HAL_PIXEL_FORMAT_RGB_565:
761 ipp_fmt = IPP_RGB_565;
763 case HAL_PIXEL_FORMAT_YCbCr_422_SP:
764 ipp_fmt = IPP_Y_CBCR_H2V1;
766 case HAL_PIXEL_FORMAT_YCrCb_NV12:
767 ipp_fmt = IPP_Y_CBCR_H2V2;
769 case HAL_PIXEL_FORMAT_YCrCb_444:
770 ipp_fmt = IPP_Y_CBCR_H1V1;
773 ipp_fmt = IPP_IMGTYPE_LIMIT;
780 static void ipp_win_check(int *dst_w, int *dst_h, int *dst_vir_w,
781 int rotation, int fmt)
786 if (fmt == IPP_XRGB_8888) {
789 } else if (fmt == IPP_RGB_565) {
796 align16 -= 1; /*for YUV, 1 */
797 align64 -= 1; /*for YUV, 7 */
799 if (rotation == IPP_ROT_0) {
800 if (fmt > IPP_RGB_565) {
801 if ((*dst_w & 1) != 0)
803 if ((*dst_h & 1) != 0)
805 if (*dst_vir_w < *dst_w)
810 if ((*dst_w & align64) != 0)
811 *dst_w = (*dst_w + align64) & (~align64);
812 if ((fmt > IPP_RGB_565) && ((*dst_h & 1) == 1))
814 if (*dst_vir_w < *dst_w)
820 static void fb_copy_by_ipp(struct fb_info *dst_info,
821 struct fb_info *src_info, int offset)
823 struct rk29_ipp_req ipp_req;
824 uint32_t rotation = 0;
825 int dst_w, dst_h, dst_vir_w;
827 u8 data_format = (dst_info->var.nonstd) & 0xff;
828 struct rk_lcdc_driver *ext_dev_drv =
829 (struct rk_lcdc_driver *)dst_info->par;
830 u16 orientation = ext_dev_drv->rotate_mode;
832 memset(&ipp_req, 0, sizeof(struct rk29_ipp_req));
834 switch (orientation) {
836 rotation = IPP_ROT_0;
839 rotation = IPP_ROT_90;
842 rotation = IPP_ROT_180;
845 rotation = IPP_ROT_270;
848 rotation = IPP_ROT_270;
853 dst_w = dst_info->var.xres;
854 dst_h = dst_info->var.yres;
855 dst_vir_w = dst_info->var.xres_virtual;
856 ipp_fmt = get_ipp_format(data_format);
857 ipp_win_check(&dst_w, &dst_h, &dst_vir_w, rotation, ipp_fmt);
858 ipp_req.src0.YrgbMst = src_info->fix.smem_start + offset;
859 ipp_req.src0.w = src_info->var.xres;
860 ipp_req.src0.h = src_info->var.yres;
861 ipp_req.src_vir_w = src_info->var.xres_virtual;
862 ipp_req.src0.fmt = ipp_fmt;
864 ipp_req.dst0.YrgbMst = dst_info->fix.smem_start + offset;
865 ipp_req.dst0.w = dst_w;
866 ipp_req.dst0.h = dst_h;
867 ipp_req.dst_vir_w = dst_vir_w;
868 ipp_req.dst0.fmt = ipp_fmt;
870 ipp_req.timeout = 100;
871 ipp_req.flag = rotation;
872 ipp_blit_sync(&ipp_req);
878 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
879 static int get_rga_format(int fmt)
885 rga_fmt = RK_FORMAT_RGBX_8888;
888 rga_fmt = RK_FORMAT_RGBA_8888;
891 rga_fmt = RK_FORMAT_BGRA_8888;
894 rga_fmt = RK_FORMAT_RGB_888;
897 rga_fmt = RK_FORMAT_RGB_565;
900 rga_fmt = RK_FORMAT_YCbCr_422_SP;
903 rga_fmt = RK_FORMAT_YCbCr_420_SP;
906 rga_fmt = RK_FORMAT_RGBA_8888;
913 static void rga_win_check(struct rk_lcdc_win *dst_win,
914 struct rk_lcdc_win *src_win)
919 /*width and height must be aligned by 32 bit */
920 if ((src_win->area[0].xact & align32) != 0)
921 src_win->area[0].xact =
922 (src_win->area[0].xact + align32) & (~align32);
923 if ((src_win->area[0].yact & align32) != 0)
924 src_win->area[0].yact =
925 (src_win->area[0].yact + align32) & (~align32);
926 if (src_win->area[0].xvir < src_win->area[0].xact)
927 src_win->area[0].xvir = src_win->area[0].xact;
928 if (src_win->area[0].yvir < src_win->area[0].yact)
929 src_win->area[0].yvir = src_win->area[0].yact;
931 if ((dst_win->area[0].xact & align32) != 0)
932 dst_win->area[0].xact =
933 (dst_win->area[0].xact + align32) & (~align32);
934 if ((dst_win->area[0].yact & align32) != 0)
935 dst_win->area[0].yact =
936 (dst_win->area[0].yact + align32) & (~align32);
937 if (dst_win->area[0].xvir < dst_win->area[0].xact)
938 dst_win->area[0].xvir = dst_win->area[0].xact;
939 if (dst_win->area[0].yvir < dst_win->area[0].yact)
940 dst_win->area[0].yvir = dst_win->area[0].yact;
943 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
944 struct rk_lcdc_win *src_win, u16 orientation)
946 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
947 struct rga_req Rga_Request;
951 memset(&Rga_Request, 0, sizeof(Rga_Request));
952 rga_win_check(dst_win, src_win);
954 switch (orientation) {
956 Rga_Request.rotate_mode = 1;
957 Rga_Request.sina = 65536;
958 Rga_Request.cosa = 0;
959 Rga_Request.dst.act_w = dst_win->area[0].yact;
960 Rga_Request.dst.act_h = dst_win->area[0].xact;
961 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
962 Rga_Request.dst.y_offset = 0;
965 Rga_Request.rotate_mode = 1;
966 Rga_Request.sina = 0;
967 Rga_Request.cosa = -65536;
968 Rga_Request.dst.act_w = dst_win->area[0].xact;
969 Rga_Request.dst.act_h = dst_win->area[0].yact;
970 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
971 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
974 Rga_Request.rotate_mode = 1;
975 Rga_Request.sina = -65536;
976 Rga_Request.cosa = 0;
977 Rga_Request.dst.act_w = dst_win->area[0].yact;
978 Rga_Request.dst.act_h = dst_win->area[0].xact;
979 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
980 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
983 Rga_Request.rotate_mode = 0;
984 Rga_Request.dst.act_w = dst_win->area[0].xact;
985 Rga_Request.dst.act_h = dst_win->area[0].yact;
986 Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
987 Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
991 #if defined(CONFIG_ROCKCHIP_RGA)
992 Rga_Request.src.yrgb_addr =
993 src_win->area[0].smem_start + src_win->area[0].y_offset;
994 Rga_Request.src.uv_addr = 0;
995 Rga_Request.src.v_addr = 0;
997 dst_win->area[0].smem_start =
998 rk_fb->fb[rk_fb->num_fb >> 1]->fix.smem_start;
999 Rga_Request.dst.yrgb_addr =
1000 dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1001 Rga_Request.dst.uv_addr = 0;
1002 Rga_Request.dst.v_addr = 0;
1003 #elif defined(CONFIG_ROCKCHIP_RGA2)
1005 fd = ion_share_dma_buf_fd(rk_fb->ion_client, src_win->area[0].ion_hdl);
1006 Rga_Request.src.yrgb_addr = fd;
1007 fd = ion_share_dma_buf_fd(rk_fb->ion_client, dst_win->area[0].ion_hdl);
1008 Rga_Request.dst.yrgb_addr = fd;
1010 Rga_Request.src.yrgb_addr = 0;
1011 Rga_Request.src.uv_addr =
1012 src_win->area[0].smem_start + src_win->area[0].y_offset;
1013 Rga_Request.src.v_addr = 0;
1015 dst_win->area[0].smem_start =
1016 rk_fb->fb[rk_fb->num_fb >> 1]->fix.smem_start;
1017 Rga_Request.dst.yrgb_addr = 0;
1018 Rga_Request.dst.uv_addr =
1019 dst_win->area[0].smem_start + dst_win->area[0].y_offset;
1020 Rga_Request.dst.v_addr = 0;
1023 Rga_Request.src.vir_w = src_win->area[0].xvir;
1024 Rga_Request.src.vir_h = src_win->area[0].yvir;
1025 Rga_Request.src.format = get_rga_format(src_win->format);
1026 Rga_Request.src.act_w = src_win->area[0].xact;
1027 Rga_Request.src.act_h = src_win->area[0].yact;
1028 Rga_Request.src.x_offset = 0;
1029 Rga_Request.src.y_offset = 0;
1031 Rga_Request.dst.vir_w = dst_win->area[0].xvir;
1032 Rga_Request.dst.vir_h = dst_win->area[0].yvir;
1033 Rga_Request.dst.format = get_rga_format(dst_win->format);
1035 Rga_Request.clip.xmin = 0;
1036 Rga_Request.clip.xmax = dst_win->area[0].xact - 1;
1037 Rga_Request.clip.ymin = 0;
1038 Rga_Request.clip.ymax = dst_win->area[0].yact - 1;
1039 Rga_Request.scale_mode = 0;
1040 #if defined(CONFIG_ROCKCHIP_IOMMU)
1041 Rga_Request.mmu_info.mmu_en = 1; /* TODO Modify for use mmu */
1042 Rga_Request.mmu_info.mmu_flag = 1;
1044 Rga_Request.mmu_info.mmu_en = 0;
1045 Rga_Request.mmu_info.mmu_flag = 0;
1048 ret = rga_ioctl_kernel(&Rga_Request);
1052 * This function is used for copying fb by RGA Module
1053 * RGA only support copy RGB to RGB
1054 * RGA2 support copy RGB to RGB and YUV to YUV
1056 static void fb_copy_by_rga(struct fb_info *dst_info, struct fb_info *src_info,
1059 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)src_info->par;
1060 struct rk_lcdc_driver *ext_dev_drv =
1061 (struct rk_lcdc_driver *)dst_info->par;
1062 int win_id = 0, ext_win_id;
1063 struct rk_lcdc_win *src_win, *dst_win;
1065 win_id = dev_drv->ops->fb_get_win_id(dev_drv, src_info->fix.id);
1066 src_win = dev_drv->win[win_id];
1069 ext_dev_drv->ops->fb_get_win_id(ext_dev_drv, dst_info->fix.id);
1070 dst_win = ext_dev_drv->win[ext_win_id];
1072 win_copy_by_rga(dst_win, src_win, ext_dev_drv->rotate_mode);
1077 static int rk_fb_rotate(struct fb_info *dst_info,
1078 struct fb_info *src_info, int offset)
1080 #if defined(CONFIG_RK29_IPP)
1081 fb_copy_by_ipp(dst_info, src_info, offset);
1082 #elif defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1083 fb_copy_by_rga(dst_info, src_info, offset);
1090 static int rk_fb_win_rotate(struct rk_lcdc_win *dst_win,
1091 struct rk_lcdc_win *src_win, u16 rotate)
1093 #if defined(CONFIG_ROCKCHIP_RGA) || defined(CONFIG_ROCKCHIP_RGA2)
1094 win_copy_by_rga(dst_win, src_win, rotate);
1102 static int rk_fb_pan_display(struct fb_var_screeninfo *var,
1103 struct fb_info *info)
1105 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1106 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1107 struct fb_fix_screeninfo *fix = &info->fix;
1108 struct fb_info *extend_info = NULL;
1109 struct rk_lcdc_driver *extend_dev_drv = NULL;
1110 int win_id = 0, extend_win_id = 0;
1111 struct rk_lcdc_win *extend_win = NULL;
1112 struct rk_lcdc_win *win = NULL;
1113 struct rk_screen *screen = dev_drv->cur_screen;
1116 u32 xoffset = var->xoffset;
1117 u32 yoffset = var->yoffset;
1118 u32 xvir = var->xres_virtual;
1119 /* u32 yvir = var->yres_virtual; */
1120 /* u8 data_format = var->nonstd&0xff; */
1124 u32 stride, uv_stride;
1127 u16 uv_x_off, uv_y_off, uv_y_act;
1130 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
1134 win = dev_drv->win[win_id];
1136 if (rk_fb->disp_mode == DUAL) {
1137 fb_id = get_extend_fb_id(info);
1138 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
1139 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
1140 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
1141 extend_info->fix.id);
1142 extend_win = extend_dev_drv->win[extend_win_id];
1145 pixel_width = rk_fb_pixel_width(win->format);
1146 vir_width_bit = pixel_width * xvir;
1147 /* pixel_width = byte_num * 8 */
1148 stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1149 stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
1151 switch (win->format) {
1155 stride = stride_32bit_1;
1156 uv_stride = stride_32bit_1 >> 1;
1157 uv_x_off = xoffset >> 1;
1159 fix->line_length = stride;
1160 uv_y_act = win->area[0].yact >> 1;
1162 case YUV420: /* 420sp */
1165 stride = stride_32bit_1;
1166 uv_stride = stride_32bit_1;
1168 uv_y_off = yoffset >> 1;
1169 fix->line_length = stride;
1170 uv_y_act = win->area[0].yact >> 1;
1175 stride = stride_32bit_1;
1176 uv_stride = stride_32bit_2;
1177 uv_x_off = xoffset * 2;
1179 fix->line_length = stride << 2;
1180 uv_y_act = win->area[0].yact;
1183 stride = stride_32bit_1; /* default rgb */
1184 fix->line_length = stride;
1188 /* x y mirror ,jump line */
1189 if (screen->y_mirror == 1) {
1190 if (screen->interlace == 1) {
1191 win->area[0].y_offset = yoffset * stride * 2 +
1192 ((win->area[0].yact - 1) * 2 + 1) * stride +
1193 xoffset * pixel_width / 8;
1195 win->area[0].y_offset = yoffset * stride +
1196 (win->area[0].yact - 1) * stride +
1197 xoffset * pixel_width / 8;
1200 if (screen->interlace == 1) {
1201 win->area[0].y_offset =
1202 yoffset * stride * 2 + xoffset * pixel_width / 8;
1204 win->area[0].y_offset =
1205 yoffset * stride + xoffset * pixel_width / 8;
1208 if (is_pic_yuv == 1) {
1209 if (screen->y_mirror == 1) {
1210 if (screen->interlace == 1) {
1211 win->area[0].c_offset =
1212 uv_y_off * uv_stride * 2 +
1213 ((uv_y_act - 1) * 2 + 1) * uv_stride +
1214 uv_x_off * pixel_width / 8;
1216 win->area[0].c_offset = uv_y_off * uv_stride +
1217 (uv_y_act - 1) * uv_stride +
1218 uv_x_off * pixel_width / 8;
1221 if (screen->interlace == 1) {
1222 win->area[0].c_offset =
1223 uv_y_off * uv_stride * 2 +
1224 uv_x_off * pixel_width / 8;
1226 win->area[0].c_offset =
1227 uv_y_off * uv_stride +
1228 uv_x_off * pixel_width / 8;
1233 win->area[0].smem_start = fix->smem_start;
1234 win->area[0].cbr_start = fix->mmio_start;
1235 win->area[0].state = 1;
1239 dev_drv->ops->pan_display(dev_drv, win_id);
1240 if (rk_fb->disp_mode == DUAL) {
1241 if (extend_win->state && (hdmi_switch_complete)) {
1242 extend_win->area[0].y_offset = win->area[0].y_offset;
1243 if (extend_dev_drv->rotate_mode > X_Y_MIRROR) {
1244 rk_fb_rotate(extend_info, info,
1245 win->area[0].y_offset);
1247 extend_win->area[0].smem_start =
1248 win->area[0].smem_start;
1249 extend_win->area[0].cbr_start =
1250 win->area[0].cbr_start;
1252 extend_dev_drv->ops->pan_display(extend_dev_drv,
1256 #ifdef CONFIG_FB_MIRRORING
1257 if (video_data_to_mirroring)
1258 video_data_to_mirroring(info, NULL);
1260 dev_drv->ops->cfg_done(dev_drv);
1264 static int rk_fb_get_list_stat(struct rk_lcdc_driver *dev_drv)
1267 i = list_empty(&dev_drv->update_regs_list);
1268 j = list_empty(&saved_list);
1269 return i == j ? 0 : 1;
1273 void rk_fd_fence_wait(struct rk_lcdc_driver *dev_drv, struct sync_fence *fence)
1275 int err = sync_fence_wait(fence, 1000);
1281 err = sync_fence_wait(fence, 10 * MSEC_PER_SEC);
1284 printk("error waiting on fence\n");
1287 static int rk_fb_copy_from_loader(struct fb_info *info)
1289 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1290 void *dst = info->screen_base;
1294 struct rk_lcdc_win *win = dev_drv->win[0];
1295 u32 size = (win->area[0].xact) * (win->area[0].yact) << 2;
1296 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1298 dev_info(info->dev, "copy fb data %d x %d from dst_addr:%08x\n",
1299 win->area[0].xact, win->area[0].yact, src);
1300 for (i = 0; i < size; i += PAGE_SIZE) {
1301 void *page = phys_to_page(i + src);
1302 void *from_virt = kmap(page);
1303 void *to_virt = dst + i;
1304 memcpy(to_virt, from_virt, PAGE_SIZE);
1309 #ifdef CONFIG_ROCKCHIP_IOMMU
1310 static int g_last_addr[4];
1315 #define DUMP_CHUNK 256
1316 char buf[PAGE_SIZE];
1318 int rk_fb_sysmmu_fault_handler(struct device *dev,
1319 enum rk_sysmmu_inttype itype,
1320 unsigned long pgtable_base,
1321 unsigned long fault_addr, unsigned int status)
1323 struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
1325 static int page_fault_cnt;
1326 if ((page_fault_cnt++) >= 10)
1329 ("PAGE FAULT occurred at 0x%lx (Page table base: 0x%lx),status=%d\n",
1330 fault_addr, pgtable_base, status);
1331 printk("last config addr:\n" "win0:0x%08x\n" "win1:0x%08x\n"
1332 "win2:0x%08x\n" "win3:0x%08x\n", g_last_addr[0], g_last_addr[1],
1333 g_last_addr[2], g_last_addr[3]);
1334 printk("last freed buffer:\n");
1335 for (i = 0; (freed_addr[i] != 0xfefefefe) && freed_addr[i]; i++)
1336 printk("%d:0x%08x\n", i, freed_addr[i]);
1337 printk("last timeout:%d\n", g_last_timeout);
1338 dev_drv->ops->get_disp_info(dev_drv, buf, 0);
1339 for (i = 0; i < PAGE_SIZE; i += DUMP_CHUNK) {
1340 if ((PAGE_SIZE - i) > DUMP_CHUNK) {
1341 char c = buf[i + DUMP_CHUNK];
1342 buf[i + DUMP_CHUNK] = 0;
1343 pr_cont("%s", buf + i);
1344 buf[i + DUMP_CHUNK] = c;
1346 buf[PAGE_SIZE - 1] = 0;
1347 pr_cont("%s", buf + i);
1355 void rk_fb_free_dma_buf(struct rk_lcdc_driver *dev_drv,
1356 struct rk_fb_reg_win_data *reg_win_data)
1359 struct rk_fb_reg_area_data *area_data;
1360 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1362 for (i = 0; i < reg_win_data->area_num; i++) {
1363 area_data = ®_win_data->reg_area_data[i];
1364 index_buf = area_data->index_buf;
1365 #if defined(CONFIG_ROCKCHIP_IOMMU)
1366 if (dev_drv->iommu_enabled) {
1367 ion_unmap_iommu(dev_drv->dev, rk_fb->ion_client,
1368 area_data->ion_handle);
1369 freed_addr[freed_index++] = area_data->smem_start;
1372 if (area_data->ion_handle != NULL) {
1373 ion_unmap_kernel(rk_fb->ion_client,
1374 area_data->ion_handle);
1375 ion_free(rk_fb->ion_client, area_data->ion_handle);
1377 if (area_data->acq_fence)
1378 sync_fence_put(area_data->acq_fence);
1380 memset(reg_win_data, 0, sizeof(struct rk_fb_reg_win_data));
1383 static void rk_fb_update_driver(struct rk_lcdc_win *win,
1384 struct rk_fb_reg_win_data *reg_win_data)
1388 struct rk_lcdc_win *win;
1389 win = dev_drv->win[reg_win_data->win_id];
1391 win->area_num = reg_win_data->area_num;
1392 win->format = reg_win_data->data_format;
1393 win->id = reg_win_data->win_id;
1394 win->z_order = reg_win_data->z_order;
1396 if (reg_win_data->reg_area_data[0].smem_start > 0) {
1398 win->area_num = reg_win_data->area_num;
1399 win->format = reg_win_data->data_format;
1400 win->id = reg_win_data->win_id;
1401 win->z_order = reg_win_data->z_order;
1402 win->area[0].uv_vir_stride =
1403 reg_win_data->reg_area_data[0].uv_vir_stride;
1405 #if !defined(RK_FB_ROTATE) && defined(CONFIG_THREE_FB_BUFFER)
1406 /* TODO Mofidy if HDMI info is change to hwc */
1407 win->area[0].cbr_start =
1408 reg_win_data->reg_area_data[0].cbr_start;
1410 win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
1411 win->alpha_en = reg_win_data->alpha_en;
1412 win->alpha_mode = reg_win_data->alpha_mode;
1413 win->g_alpha_val = reg_win_data->g_alpha_val;
1414 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1415 if (reg_win_data->reg_area_data[i].smem_start > 0) {
1416 #if !defined(RK_FB_ROTATE) && defined(CONFIG_THREE_FB_BUFFER)
1417 win->area[i].smem_start =
1418 reg_win_data->reg_area_data[i].smem_start;
1421 reg_win_data->reg_area_data[i].xpos;
1423 reg_win_data->reg_area_data[i].ypos;
1424 win->area[i].xsize =
1425 reg_win_data->reg_area_data[i].xsize;
1426 win->area[i].ysize =
1427 reg_win_data->reg_area_data[i].ysize;
1429 reg_win_data->reg_area_data[i].xact;
1431 reg_win_data->reg_area_data[i].yact;
1433 reg_win_data->reg_area_data[i].xvir;
1435 reg_win_data->reg_area_data[i].yvir;
1436 win->area[i].y_offset =
1437 reg_win_data->reg_area_data[i].y_offset;
1438 win->area[i].y_vir_stride =
1439 reg_win_data->reg_area_data[i].y_vir_stride;
1440 win->area[i].state = 1;
1442 win->area[i].state = 0;
1454 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
1458 struct rk_fb_reg_win_data *win_data = NULL;
1459 for (i = 0; i < regs->win_num; i++) {
1460 if (regs->reg_win_data[i].win_id == win_id) {
1461 win_data = &(regs->reg_win_data[i]);
1469 static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
1470 struct rk_fb_reg_data *regs)
1473 struct rk_lcdc_win *win;
1474 ktime_t timestamp = dev_drv->vsync_info.timestamp;
1475 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
1476 struct rk_lcdc_driver *ext_dev_drv;
1477 struct rk_lcdc_win *ext_win;
1478 struct rk_fb_reg_win_data *win_data;
1479 bool wait_for_vsync;
1481 unsigned int dsp_addr[4];
1484 /* acq_fence wait */
1485 for (i = 0; i < regs->win_num; i++) {
1486 win_data = ®s->reg_win_data[i];
1487 for (j = 0; j < RK_WIN_MAX_AREA; j++) {
1488 if (win_data->reg_area_data[j].acq_fence) {
1489 /* printk("acq_fence wait!!!!!\n"); */
1490 rk_fd_fence_wait(dev_drv, win_data->reg_area_data[j].acq_fence);
1495 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1496 win = dev_drv->win[i];
1497 win_data = rk_fb_get_win_data(regs, i);
1499 rk_fb_update_driver(win, win_data);
1501 dev_drv->ops->set_par(dev_drv, i);
1502 dev_drv->ops->pan_display(dev_drv, i);
1503 #if defined(CONFIG_ROCKCHIP_IOMMU)
1504 if (dev_drv->iommu_enabled) {
1505 g_last_addr[i] = win_data->reg_area_data[0].smem_start +
1506 win_data->reg_area_data[0].y_offset;
1514 dev_drv->ops->ovl_mgr(dev_drv, 0, 1);
1516 if ((rk_fb->disp_mode == DUAL)
1517 && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)
1518 && hdmi_switch_complete) {
1519 for (i = 0; i < rk_fb->num_lcdc; i++) {
1520 if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
1521 ext_dev_drv = rk_fb->lcdc_dev_drv[i];
1525 if (i == rk_fb->num_lcdc) {
1526 printk(KERN_ERR "hdmi lcdc driver not found!\n");
1529 /* hdmi just need set win0 only(win0 have only one area)
1530 * other win is disable
1532 win = dev_drv->win[0];
1533 ext_win = ext_dev_drv->win[0];
1534 for (j = 0; j < regs->win_num; j++) {
1535 if (0 == regs->reg_win_data[j].win_id)
1538 if (j < regs->win_num) {
1539 rk_fb_update_driver(ext_win, ®s->reg_win_data[j]);
1540 if (win->area[0].xpos != 0 || win->area[0].ypos != 0) {
1541 ext_win->area[0].xsize =
1542 (ext_dev_drv->cur_screen->xsize * win->area[0].xsize) /
1543 dev_drv->cur_screen->mode.xres;
1544 ext_win->area[0].ysize =
1545 (ext_dev_drv->cur_screen->ysize * win->area[0].ysize) /
1546 dev_drv->cur_screen->mode.yres;
1547 ext_win->area[0].xpos =
1548 ((ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1) +
1549 ext_dev_drv->cur_screen->xsize * win->area[0].xpos / dev_drv->cur_screen->mode.xres;
1550 ext_win->area[0].ypos =
1551 ((ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1) +
1552 ext_dev_drv->cur_screen->ysize * win->area[0].ypos / dev_drv->cur_screen->mode.yres;
1554 ext_win->area[0].xpos =
1555 (ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1;
1556 ext_win->area[0].ypos =
1557 (ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1;
1558 ext_win->area[0].xsize = ext_dev_drv->cur_screen->xsize;
1559 ext_win->area[0].ysize = ext_dev_drv->cur_screen->ysize;
1561 /* hdmi only one win so disable alpha */
1562 ext_win->alpha_en = 0;
1568 if (win->area[0].xact < win->area[0].yact) {
1569 int pixel_width, vir_width_bit, stride;
1570 ext_win->area[0].xact = win->area[0].yact;
1571 ext_win->area[0].yact = win->area[0].xact;
1572 ext_win->area[0].xvir = win->area[0].yact;
1573 pixel_width = rk_fb_pixel_width(ext_win->format);
1574 vir_width_bit = pixel_width * ext_win->area[0].xvir;
1575 stride = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
1576 ext_win->area[0].y_vir_stride = stride >> 2;
1578 if (ext_dev_drv->rotate_mode > X_Y_MIRROR)
1579 rk_fb_win_rotate(ext_win, win, ext_dev_drv->rotate_mode);
1581 ext_dev_drv->ops->set_par(ext_dev_drv, 0);
1582 ext_dev_drv->ops->pan_display(ext_dev_drv, 0);
1583 ext_dev_drv->ops->cfg_done(ext_dev_drv);
1586 dev_drv->ops->cfg_done(dev_drv);
1589 timestamp = dev_drv->vsync_info.timestamp;
1590 timeout = wait_event_interruptible_timeout(dev_drv->vsync_info.wait,
1591 ktime_compare(dev_drv->vsync_info.timestamp, timestamp) > 0,
1592 msecs_to_jiffies(25));
1593 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
1594 wait_for_vsync = false;
1595 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1596 if (dev_drv->win[i]->state == 1) {
1598 dev_drv->win[i]->area[0].smem_start +
1599 dev_drv->win[i]->area[0].y_offset;
1600 u32 reg_start = dsp_addr[i];
1602 if (unlikely(new_start != reg_start)) {
1603 wait_for_vsync = true;
1604 dev_info(dev_drv->dev,
1605 "win%d:new_addr:0x%08x cur_addr:0x%08x--%d\n",
1606 i, new_start, reg_start, 101 - count);
1611 } while (wait_for_vsync && count--);
1613 sw_sync_timeline_inc(dev_drv->timeline, 1);
1616 #if defined(CONFIG_ROCKCHIP_IOMMU)
1617 if (dev_drv->iommu_enabled) {
1619 g_last_timeout = timeout;
1622 for (i = 0; i < g_last_win_num; i++)
1623 rk_fb_free_dma_buf(dev_drv, &g_reg_win_data[i]);
1625 #if defined(CONFIG_ROCKCHIP_IOMMU)
1626 if (dev_drv->iommu_enabled)
1627 freed_addr[freed_index] = 0xfefefefe;
1630 for (i = 0; i < regs->win_num; i++) {
1631 memcpy(&g_reg_win_data[i], &(regs->reg_win_data[i]),
1632 sizeof(struct rk_fb_reg_win_data));
1634 g_last_win_num = regs->win_num;
1639 static void rk_fb_update_regs_handler(struct kthread_work *work)
1641 struct rk_lcdc_driver *dev_drv =
1642 container_of(work, struct rk_lcdc_driver, update_regs_work);
1643 struct rk_fb_reg_data *data, *next;
1644 /* struct list_head saved_list; */
1646 mutex_lock(&dev_drv->update_regs_list_lock);
1647 saved_list = dev_drv->update_regs_list;
1648 list_replace_init(&dev_drv->update_regs_list, &saved_list);
1649 mutex_unlock(&dev_drv->update_regs_list_lock);
1651 list_for_each_entry_safe(data, next, &saved_list, list) {
1652 rk_fb_update_reg(dev_drv, data);
1653 list_del(&data->list);
1657 if (dev_drv->wait_fs && list_empty(&dev_drv->update_regs_list))
1658 wake_up(&dev_drv->update_regs_wait);
1661 static int rk_fb_check_config_var(struct rk_fb_area_par *area_par,
1662 struct rk_screen *screen)
1664 if ((area_par->x_offset + area_par->xact > area_par->xvir) ||
1665 (area_par->xact <= 0) || (area_par->yact <= 0) ||
1666 (area_par->xvir <= 0) || (area_par->yvir <= 0)) {
1667 pr_err("check config var fail 0:\n"
1668 "x_offset=%d,xact=%d,xvir=%d\n",
1669 area_par->x_offset, area_par->xact, area_par->xvir);
1673 if ((area_par->xpos + area_par->xsize > screen->mode.xres) ||
1674 (area_par->ypos + area_par->ysize > screen->mode.yres) ||
1675 (area_par->xsize <= 0) || (area_par->ysize <= 0)) {
1676 pr_err("check config var fail 1:\n"
1677 "xpos=%d,xsize=%d,xres=%d\n"
1678 "ypos=%d,ysize=%d,yres=%d\n",
1679 area_par->xpos, area_par->xsize, screen->mode.xres,
1680 area_par->ypos, area_par->ysize, screen->mode.yres);
1686 static int rk_fb_set_win_buffer(struct fb_info *info,
1687 struct rk_fb_win_par *win_par,
1688 struct rk_fb_reg_win_data *reg_win_data)
1690 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
1691 struct fb_fix_screeninfo *fix = &info->fix;
1692 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1693 struct rk_screen *screen = dev_drv->cur_screen;
1694 struct fb_info *fbi = rk_fb->fb[0];
1695 int i, ion_fd, acq_fence_fd;
1697 u32 xoffset, yoffset;
1699 struct ion_handle *hdl;
1705 u32 stride, uv_stride;
1708 u16 uv_x_off, uv_y_off, uv_y_act;
1710 u8 ppixel_a = 0, global_a = 0;
1711 ion_phys_addr_t phy_addr;
1713 reg_win_data->reg_area_data[0].smem_start = -1;
1714 reg_win_data->area_num = 0;
1715 fbi = rk_fb->fb[reg_win_data->win_id];
1716 if (win_par->area_par[0].phy_addr == 0) {
1717 for (i = 0; i < RK_WIN_MAX_AREA; i++) {
1718 ion_fd = win_par->area_par[i].ion_fd;
1721 ion_import_dma_buf(rk_fb->ion_client,
1725 ("%s: Could not import handle: %d\n",
1726 __func__, (int)hdl);
1727 /*return -EINVAL; */
1731 ion_map_kernel(rk_fb->ion_client, hdl);
1732 reg_win_data->area_num++;
1733 reg_win_data->reg_area_data[i].ion_handle = hdl;
1734 #ifndef CONFIG_ROCKCHIP_IOMMU
1735 ion_phys(rk_fb->ion_client, hdl, &phy_addr,
1738 if (dev_drv->iommu_enabled)
1739 ion_map_iommu(dev_drv->dev,
1742 (unsigned long *)&phy_addr,
1743 (unsigned long *)&len);
1745 ion_phys(rk_fb->ion_client, hdl,
1748 reg_win_data->reg_area_data[i].smem_start = phy_addr;
1749 reg_win_data->area_buf_num++;
1750 reg_win_data->reg_area_data[i].index_buf = 1;
1754 reg_win_data->reg_area_data[0].smem_start =
1755 win_par->area_par[0].phy_addr;
1756 reg_win_data->area_num = 1;
1757 fbi->screen_base = phys_to_virt(win_par->area_par[0].phy_addr);
1760 if (reg_win_data->area_num == 0)
1763 for (i = 0; i < reg_win_data->area_num; i++) {
1764 acq_fence_fd = win_par->area_par[i].acq_fence_fd;
1765 index_buf = reg_win_data->reg_area_data[i].index_buf;
1766 if ((acq_fence_fd > 0) && (index_buf == 1)) {
1767 reg_win_data->reg_area_data[i].acq_fence =
1768 sync_fence_fdget(win_par->area_par[i].acq_fence_fd);
1771 fb_data_fmt = rk_fb_data_fmt(win_par->data_format, 0);
1772 reg_win_data->data_format = fb_data_fmt;
1773 pixel_width = rk_fb_pixel_width(fb_data_fmt);
1775 ppixel_a = ((fb_data_fmt == ARGB888)
1776 || (fb_data_fmt == ABGR888)) ? 1 : 0;
1777 global_a = (win_par->g_alpha_val == 0) ? 0 : 1;
1778 reg_win_data->alpha_en = ppixel_a | global_a;
1779 reg_win_data->g_alpha_val = win_par->g_alpha_val;
1780 reg_win_data->alpha_mode = win_par->alpha_mode;
1781 if (reg_win_data->reg_area_data[0].smem_start > 0) {
1782 reg_win_data->z_order = win_par->z_order;
1783 reg_win_data->win_id = win_par->win_id;
1785 reg_win_data->z_order = -1;
1786 reg_win_data->win_id = -1;
1788 for (i = 0; i < reg_win_data->area_num; i++) {
1789 rk_fb_check_config_var(&win_par->area_par[i], screen);
1790 /* visiable pos in panel */
1791 reg_win_data->reg_area_data[i].xpos = win_par->area_par[i].xpos;
1792 reg_win_data->reg_area_data[i].ypos = win_par->area_par[i].ypos;
1794 /* realy size in panel */
1795 reg_win_data->reg_area_data[i].xsize = win_par->area_par[i].xsize;
1796 reg_win_data->reg_area_data[i].ysize = win_par->area_par[i].ysize;
1798 /* realy size in panel */
1799 reg_win_data->reg_area_data[i].xact = win_par->area_par[i].xact;
1800 reg_win_data->reg_area_data[i].yact = win_par->area_par[i].yact;
1802 xoffset = win_par->area_par[i].x_offset; /* buf offset */
1803 yoffset = win_par->area_par[i].y_offset;
1804 xvir = win_par->area_par[i].xvir;
1805 reg_win_data->reg_area_data[i].xvir = xvir;
1806 yvir = win_par->area_par[i].yvir;
1807 reg_win_data->reg_area_data[i].yvir = yvir;
1809 vir_width_bit = pixel_width * xvir;
1810 /* pixel_width = byte_num*8 */
1811 stride_32bit_1 = ((vir_width_bit + 31) & (~31)) / 8;
1812 stride_32bit_2 = ((vir_width_bit * 2 + 31) & (~31)) / 8;
1814 stride = stride_32bit_1; /* default rgb */
1815 fix->line_length = stride;
1816 reg_win_data->reg_area_data[i].y_vir_stride = stride >> 2;
1818 /* x y mirror ,jump line
1819 * reg_win_data->reg_area_data[i].y_offset =
1820 * yoffset*stride+xoffset*pixel_width/8;
1822 if (screen->y_mirror == 1) {
1823 if (screen->interlace == 1) {
1824 reg_win_data->reg_area_data[i].y_offset =
1825 yoffset * stride * 2 +
1826 ((reg_win_data->reg_area_data[i].yact - 1) * 2 + 1) * stride +
1827 xoffset * pixel_width / 8;
1829 reg_win_data->reg_area_data[i].y_offset =
1831 (reg_win_data->reg_area_data[i].yact - 1) * stride +
1832 xoffset * pixel_width / 8;
1835 if (screen->interlace == 1) {
1836 reg_win_data->reg_area_data[i].y_offset =
1837 yoffset * stride * 2 +
1838 xoffset * pixel_width / 8;
1840 reg_win_data->reg_area_data[i].y_offset =
1842 xoffset * pixel_width / 8;
1847 switch (fb_data_fmt) {
1851 stride = stride_32bit_1;
1852 uv_stride = stride_32bit_1 >> 1;
1853 uv_x_off = xoffset >> 1;
1855 fix->line_length = stride;
1856 uv_y_act = win_par->area_par[0].yact >> 1;
1858 case YUV420: /* 420sp */
1861 stride = stride_32bit_1;
1862 uv_stride = stride_32bit_1;
1864 uv_y_off = yoffset >> 1;
1865 fix->line_length = stride;
1866 uv_y_act = win_par->area_par[0].yact >> 1;
1871 stride = stride_32bit_1;
1872 uv_stride = stride_32bit_2;
1873 uv_x_off = xoffset * 2;
1875 fix->line_length = stride << 2;
1876 uv_y_act = win_par->area_par[0].yact;
1881 if (is_pic_yuv == 1) {
1882 reg_win_data->reg_area_data[0].cbr_start =
1883 reg_win_data->reg_area_data[0].smem_start + xvir * yvir;
1884 reg_win_data->reg_area_data[0].uv_vir_stride = uv_stride >> 2;
1885 if (screen->y_mirror == 1) {
1886 if (screen->interlace == 1) {
1887 reg_win_data->reg_area_data[0].c_offset =
1888 uv_y_off * uv_stride * 2 +
1889 ((uv_y_act - 1) * 2 + 1) * uv_stride +
1890 uv_x_off * pixel_width / 8;
1892 reg_win_data->reg_area_data[0].c_offset =
1893 uv_y_off * uv_stride +
1894 (uv_y_act - 1) * uv_stride +
1895 uv_x_off * pixel_width / 8;
1898 if (screen->interlace == 1) {
1899 reg_win_data->reg_area_data[0].c_offset =
1900 uv_y_off * uv_stride * 2 +
1901 uv_x_off * pixel_width / 8;
1903 reg_win_data->reg_area_data[0].c_offset =
1904 uv_y_off * uv_stride +
1905 uv_x_off * pixel_width / 8;
1912 static int rk_fb_set_win_config(struct fb_info *info,
1913 struct rk_fb_win_cfg_data *win_data)
1915 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
1916 struct rk_fb_reg_data *regs;
1918 struct sync_fence *release_fence[RK_MAX_BUF_NUM];
1919 struct sync_fence *retire_fence;
1920 struct sync_pt *release_sync_pt[RK_MAX_BUF_NUM];
1921 struct sync_pt *retire_sync_pt;
1922 char fence_name[20];
1924 int ret = 0, i, j = 0;
1925 int list_is_empty = 0;
1927 regs = kzalloc(sizeof(struct rk_fb_reg_data), GFP_KERNEL);
1929 printk(KERN_INFO "could not allocate rk_fb_reg_data\n");
1935 regs->post_cfg.xpos = win_data->post_cfg.xpos;
1936 regs->post_cfg.ypos = win_data->post_cfg.ypos;
1937 regs->post_cfg.xsize = win_data->post_cfg.xsize;
1938 regs->post_cfg.ysize = win_data->post_cfg.xsize;
1941 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
1942 if (win_data->win_par[i].win_id < dev_drv->lcdc_win_num) {
1943 rk_fb_set_win_buffer(info, &win_data->win_par[i],
1944 ®s->reg_win_data[j]);
1945 if (regs->reg_win_data[j].area_num > 0) {
1948 regs->reg_win_data[j].area_buf_num;
1952 printk(KERN_INFO "error:win_id bigger than lcdc_win_num\n");
1953 printk(KERN_INFO "i=%d,win_id=%d\n", i,
1954 win_data->win_par[i].win_id);
1958 mutex_lock(&dev_drv->output_lock);
1959 if (!(dev_drv->suspend_flag == 0)) {
1960 rk_fb_update_reg(dev_drv, regs);
1962 printk(KERN_INFO "suspend_flag = 1\n");
1966 dev_drv->timeline_max++;
1968 for (i = 0; i < RK_MAX_BUF_NUM; i++) {
1969 if (i < regs->buf_num) {
1970 sprintf(fence_name, "fence%d", i);
1971 win_data->rel_fence_fd[i] = get_unused_fd();
1972 if (win_data->rel_fence_fd[i] < 0) {
1973 printk(KERN_INFO "rel_fence_fd=%d\n",
1974 win_data->rel_fence_fd[i]);
1978 release_sync_pt[i] =
1979 sw_sync_pt_create(dev_drv->timeline,
1980 dev_drv->timeline_max);
1982 sync_fence_create(fence_name, release_sync_pt[i]);
1983 sync_fence_install(release_fence[i],
1984 win_data->rel_fence_fd[i]);
1986 win_data->rel_fence_fd[i] = -1;
1990 win_data->ret_fence_fd = get_unused_fd();
1991 if (win_data->ret_fence_fd < 0) {
1992 printk("ret_fence_fd=%d\n", win_data->ret_fence_fd);
1997 sw_sync_pt_create(dev_drv->timeline, dev_drv->timeline_max);
1998 retire_fence = sync_fence_create("ret_fence", retire_sync_pt);
1999 sync_fence_install(retire_fence, win_data->ret_fence_fd);
2001 for (i = 0; i < RK_MAX_BUF_NUM; i++)
2002 win_data->rel_fence_fd[i] = -1;
2004 win_data->ret_fence_fd = -1;
2006 if (dev_drv->wait_fs == 0) {
2007 mutex_lock(&dev_drv->update_regs_list_lock);
2008 list_add_tail(®s->list, &dev_drv->update_regs_list);
2009 mutex_unlock(&dev_drv->update_regs_list_lock);
2010 queue_kthread_work(&dev_drv->update_regs_worker,
2011 &dev_drv->update_regs_work);
2013 mutex_lock(&dev_drv->update_regs_list_lock);
2014 list_is_empty = list_empty(&dev_drv->update_regs_list) &&
2015 list_empty(&saved_list);
2016 mutex_unlock(&dev_drv->update_regs_list_lock);
2017 if (!list_is_empty) {
2018 ret = wait_event_timeout(dev_drv->update_regs_wait,
2019 list_empty(&dev_drv->update_regs_list) && list_empty(&saved_list),
2020 msecs_to_jiffies(60));
2022 rk_fb_update_reg(dev_drv, regs);
2024 printk("%s: wait update_regs_wait timeout\n", __func__);
2025 } else if (ret == 0) {
2026 rk_fb_update_reg(dev_drv, regs);
2032 mutex_unlock(&dev_drv->output_lock);
2037 static int cfgdone_distlist[10] = { 0 };
2039 static int cfgdone_index;
2040 static int cfgdone_lasttime;
2042 int rk_get_real_fps(int before)
2044 struct timespec now;
2050 int index = cfgdone_index;
2059 getnstimeofday(&now);
2060 dist_curr = (now.tv_sec * 1000000 + now.tv_nsec / 1000) -
2066 for (i = 0; i < 10; i++) {
2069 total += cfgdone_distlist[index];
2071 dist_first = cfgdone_distlist[index];
2072 if (total < (before * 1000)) {
2074 printk("[%d:%d] ", dist_count, cfgdone_distlist[index]);
2076 dist_total += cfgdone_distlist[index];
2084 printk("total %d, count %d, curr %d, ", dist_total, dist_count, dist_curr);
2086 dist_curr = (dist_curr > dist_first) ? dist_curr : dist_first;
2087 dist_total += dist_curr;
2091 fps = (1000000 * dist_count) / dist_total;
2096 printk("curr2 %d, fps=%d\n", dist_curr, fps);
2100 EXPORT_SYMBOL(rk_get_real_fps);
2104 static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
2107 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2108 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2109 struct fb_fix_screeninfo *fix = &info->fix;
2110 int fb_id = 0, extend_win_id = 0;
2111 struct fb_info *extend_info = NULL;
2112 struct rk_lcdc_driver *extend_dev_drv = NULL;
2113 struct rk_lcdc_win *extend_win = NULL;
2114 struct rk_lcdc_win *win;
2115 int enable; /* enable fb:1 enable;0 disable */
2116 int ovl; /* overlay:0 win1 on the top of win0;1,win0 on the top of win1 */
2117 int num_buf; /* buffer_number */
2119 struct rk_fb_win_cfg_data win_data;
2120 unsigned int dsp_addr[4];
2123 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2125 void __user *argp = (void __user *)arg;
2126 win = dev_drv->win[win_id];
2127 if (rk_fb->disp_mode == DUAL) {
2128 fb_id = get_extend_fb_id(info);
2129 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
2130 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
2131 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2132 extend_info->fix.id);
2133 extend_win = extend_dev_drv->win[extend_win_id];
2137 case RK_FBIOSET_YUV_ADDR:
2140 if (copy_from_user(yuv_phy, argp, 8))
2142 fix->smem_start = yuv_phy[0];
2143 fix->mmio_start = yuv_phy[1];
2146 case RK_FBIOSET_ENABLE:
2147 if (copy_from_user(&enable, argp, sizeof(enable)))
2149 dev_drv->ops->open(dev_drv, win_id, enable);
2151 case RK_FBIOGET_ENABLE:
2152 enable = dev_drv->ops->get_win_state(dev_drv, win_id);
2153 if (copy_to_user(argp, &enable, sizeof(enable)))
2156 case RK_FBIOSET_OVERLAY_STA:
2157 if (copy_from_user(&ovl, argp, sizeof(ovl)))
2159 dev_drv->ops->ovl_mgr(dev_drv, ovl, 1);
2161 case RK_FBIOGET_OVERLAY_STA:
2162 ovl = dev_drv->ops->ovl_mgr(dev_drv, 0, 0);
2163 if (copy_to_user(argp, &ovl, sizeof(ovl)))
2166 case RK_FBIOPUT_NUM_BUFFERS:
2167 if (copy_from_user(&num_buf, argp, sizeof(num_buf)))
2169 dev_drv->num_buf = num_buf;
2171 case RK_FBIOSET_VSYNC_ENABLE:
2172 if (copy_from_user(&enable, argp, sizeof(enable)))
2174 dev_drv->vsync_info.active = enable;
2177 case RK_FBIOGET_DSP_ADDR:
2178 dev_drv->ops->get_dsp_addr(dev_drv, dsp_addr);
2179 if (copy_to_user(argp, &dsp_addr, sizeof(dsp_addr)))
2182 case RK_FBIOGET_LIST_STA:
2183 list_stat = rk_fb_get_list_stat(dev_drv);
2184 if (copy_to_user(argp, &list_stat, sizeof(list_stat)))
2188 case RK_FBIOGET_IOMMU_STA:
2189 if (copy_to_user(argp, &dev_drv->iommu_enabled,
2190 sizeof(dev_drv->iommu_enabled)))
2193 #if defined(CONFIG_ION_ROCKCHIP)
2194 case RK_FBIOSET_DMABUF_FD:
2197 struct ion_handle *hdl;
2198 ion_phys_addr_t phy_addr;
2200 if (copy_from_user(&usr_fd, argp, sizeof(usr_fd)))
2202 hdl = ion_import_dma_buf(rk_fb->ion_client, usr_fd);
2203 ion_phys(rk_fb->ion_client, hdl, &phy_addr, &len);
2204 fix->smem_start = phy_addr;
2207 case RK_FBIOGET_DMABUF_FD:
2210 ion_share_dma_buf_fd(rk_fb->ion_client,
2211 win->area[0].ion_hdl);
2214 "ion_share_dma_buf_fd failed\n");
2217 if (copy_to_user(argp, &fd, sizeof(fd)))
2222 case RK_FBIOSET_CLEAR_FB:
2223 memset(info->screen_base, 0, get_fb_size());
2225 case RK_FBIOSET_CONFIG_DONE:
2228 struct timespec now;
2230 getnstimeofday(&now);
2231 curr = now.tv_sec * 1000000 + now.tv_nsec / 1000;
2232 cfgdone_distlist[cfgdone_index++] =
2233 curr - cfgdone_lasttime;
2235 printk("%d ", curr - cfgdone_lasttime);
2237 cfgdone_lasttime = curr;
2238 if (cfgdone_index >= 10)
2241 if (copy_from_user(&win_data,
2242 (struct rk_fb_win_cfg_data __user *)argp,
2243 sizeof(win_data))) {
2248 dev_drv->wait_fs = win_data.wait_fs;
2249 rk_fb_set_win_config(info, &win_data);
2251 if (copy_to_user((struct rk_fb_win_cfg_data __user *)arg,
2252 &win_data, sizeof(win_data))) {
2256 memset(&win_data, 0, sizeof(struct rk_fb_win_cfg_data));
2259 dev_drv->ops->ioctl(dev_drv, cmd, arg, win_id);
2266 static int rk_fb_blank(int blank_mode, struct fb_info *info)
2268 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2269 struct fb_fix_screeninfo *fix = &info->fix;
2271 #if defined(CONFIG_RK_HDMI)
2272 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2275 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fix->id);
2278 #if defined(CONFIG_RK_HDMI)
2279 if ((rk_fb->disp_mode == ONE_DUAL)
2280 && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)) {
2281 printk(KERN_INFO "hdmi is connect , not blank lcdc\n");
2285 dev_drv->ops->blank(dev_drv, win_id, blank_mode);
2290 static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
2293 if ((0 == var->xres_virtual) || (0 == var->yres_virtual) ||
2294 (0 == var->xres) || (0 == var->yres) || (var->xres < 16) ||
2295 ((16 != var->bits_per_pixel) &&
2296 (32 != var->bits_per_pixel) &&
2297 (24 != var->bits_per_pixel))) {
2298 dev_err(info->dev, "%s check var fail 1:\n"
2299 "xres_vir:%d>>yres_vir:%d\n"
2300 "xres:%d>>yres:%d\n"
2301 "bits_per_pixel:%d\n",
2305 var->xres, var->yres, var->bits_per_pixel);
2309 if (((var->xoffset + var->xres) > var->xres_virtual) ||
2310 ((var->yoffset + var->yres) > (var->yres_virtual))) {
2311 dev_err(info->dev, "%s check_var fail 2:\n"
2312 "xoffset:%d>>xres:%d>>xres_vir:%d\n"
2313 "yoffset:%d>>yres:%d>>yres_vir:%d\n",
2318 var->yoffset, var->yres, var->yres_virtual);
2325 static ssize_t rk_fb_read(struct fb_info *info, char __user *buf,
2326 size_t count, loff_t *ppos)
2328 unsigned long p = *ppos;
2331 int c, cnt = 0, err = 0;
2332 unsigned long total_size;
2333 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2334 struct rk_lcdc_win *win = NULL;
2337 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2341 win = dev_drv->win[win_id];
2343 /* only read the current frame buffer */
2344 if (win->format == RGB565)
2345 total_size = win->area[0].y_vir_stride * win->area[0].yact << 1;
2346 else if (win->format == YUV420) {
2348 (win->area[0].y_vir_stride * win->area[0].yact * 6);
2350 total_size = win->area[0].y_vir_stride * win->area[0].yact << 2;
2352 if (p >= total_size)
2355 if (count >= total_size)
2358 if (count + p > total_size)
2359 count = total_size - p;
2361 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2365 src = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
2368 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2370 fb_memcpy_fromfb(dst, src, c);
2374 if (copy_to_user(buf, buffer, c)) {
2386 return (err) ? err : cnt;
2389 static ssize_t rk_fb_write(struct fb_info *info, const char __user *buf,
2390 size_t count, loff_t *ppos)
2392 unsigned long p = *ppos;
2395 int c, cnt = 0, err = 0;
2396 unsigned long total_size;
2397 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2398 struct rk_lcdc_win *win = NULL;
2401 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2405 win = dev_drv->win[win_id];
2407 /* write the current frame buffer */
2408 if (win->format == RGB565)
2409 total_size = win->area[0].xact * win->area[0].yact << 1;
2411 total_size = win->area[0].xact * win->area[0].yact << 2;
2416 if (count > total_size) {
2421 if (count + p > total_size) {
2425 count = total_size - p;
2428 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
2432 dst = (u8 __iomem *) (info->screen_base + p + win->area[0].y_offset);
2435 c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
2438 if (copy_from_user(src, buf, c)) {
2443 fb_memcpy_tofb(dst, src, c);
2454 return (cnt) ? cnt : err;
2458 static int rk_fb_set_par(struct fb_info *info)
2460 struct fb_var_screeninfo *var = &info->var;
2461 struct fb_fix_screeninfo *fix = &info->fix;
2462 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2463 struct rk_fb *rk_fb = dev_get_drvdata(info->device);
2464 int fb_id, extend_win_id = 0;
2465 struct fb_info *extend_info = NULL;
2466 struct rk_lcdc_driver *extend_dev_drv = NULL;
2467 struct rk_lcdc_win *extend_win = NULL;
2468 struct rk_lcdc_win *win = NULL;
2469 struct rk_screen *screen = dev_drv->cur_screen;
2470 struct rk_screen screen_primary;
2472 u32 cblen = 0, crlen = 0;
2473 u16 xsize = 0, ysize = 0; /* winx display window height/width --->LCDC_WINx_DSP_INFO */
2474 u32 xoffset = var->xoffset; /* offset from virtual to visible */
2475 u32 yoffset = var->yoffset;
2476 u16 xpos = (var->nonstd >> 8) & 0xfff; /*visiable pos in panel */
2477 u16 ypos = (var->nonstd >> 20) & 0xfff;
2478 u32 xvir = var->xres_virtual;
2479 u32 yvir = var->yres_virtual;
2480 u8 data_format = var->nonstd & 0xff;
2484 u32 stride, uv_stride;
2487 u16 uv_x_off, uv_y_off, uv_y_act;
2490 var->pixclock = dev_drv->pixclock;
2491 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2495 win = dev_drv->win[win_id];
2496 if (rk_fb->disp_mode == DUAL) {
2497 fb_id = get_extend_fb_id(info);
2498 extend_info = rk_fb->fb[(rk_fb->num_fb >> 1) + fb_id];
2499 extend_dev_drv = (struct rk_lcdc_driver *)extend_info->par;
2500 extend_win_id = dev_drv->ops->fb_get_win_id(extend_dev_drv,
2503 extend_win = extend_dev_drv->win[extend_win_id];
2505 /* if the application has specific the horizontal and vertical display size */
2506 if (var->grayscale >> 8) {
2507 xsize = (var->grayscale >> 8) & 0xfff;
2508 ysize = (var->grayscale >> 20) & 0xfff;
2509 } else { /*ohterwise full screen display */
2510 xsize = screen->mode.xres;
2511 ysize = screen->mode.yres;
2514 /*this is for device like rk2928 ,whic have one lcdc but two display outputs*/
2515 /*save winameter set by android*/
2516 if (rk_fb->disp_mode != DUAL) {
2517 if (screen->screen_id == 0) {
2519 dev_drv->screen0->xsize = xsize;
2520 dev_drv->screen0->ysize = ysize;
2521 dev_drv->screen0->xpos = xpos;
2522 dev_drv->screen0->ypos = ypos;
2524 xsize = dev_drv->screen1->xsize;
2525 ysize = dev_drv->screen1->ysize;
2526 xpos = dev_drv->screen1->xpos;
2527 ypos = dev_drv->screen1->ypos;
2531 fb_data_fmt = rk_fb_data_fmt(data_format, var->bits_per_pixel);
2532 pixel_width = rk_fb_pixel_width(fb_data_fmt);
2533 vir_width_bit = pixel_width * xvir;
2534 /* pixel_width = byte_num * 8 */
2535 stride_32bit_1 = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
2536 stride_32bit_2 = ALIGN_N_TIMES(vir_width_bit * 2, 32) / 8;
2538 switch (fb_data_fmt) {
2542 stride = stride_32bit_1;
2543 uv_stride = stride_32bit_1 >> 1;
2544 uv_x_off = xoffset >> 1;
2546 fix->line_length = stride;
2547 cblen = crlen = (xvir * yvir) >> 1;
2548 uv_y_act = win->area[0].yact >> 1;
2550 case YUV420: /* 420sp */
2553 stride = stride_32bit_1;
2554 uv_stride = stride_32bit_1;
2556 uv_y_off = yoffset >> 1;
2557 fix->line_length = stride;
2558 cblen = crlen = (xvir * yvir) >> 2;
2559 uv_y_act = win->area[0].yact >> 1;
2564 stride = stride_32bit_1;
2565 uv_stride = stride_32bit_2;
2566 uv_x_off = xoffset * 2;
2568 fix->line_length = stride << 2;
2569 cblen = crlen = (xvir * yvir);
2570 uv_y_act = win->area[0].yact;
2573 stride = stride_32bit_1; /* default rgb */
2574 fix->line_length = stride;
2578 /* x y mirror ,jump line */
2579 if (screen->y_mirror == 1) {
2580 if (screen->interlace == 1) {
2581 win->area[0].y_offset = yoffset * stride * 2 +
2582 ((win->area[0].yact - 1) * 2 + 1) * stride +
2583 xoffset * pixel_width / 8;
2585 win->area[0].y_offset = yoffset * stride +
2586 (win->area[0].yact - 1) * stride +
2587 xoffset * pixel_width / 8;
2590 if (screen->interlace == 1) {
2591 win->area[0].y_offset =
2592 yoffset * stride * 2 + xoffset * pixel_width / 8;
2594 win->area[0].y_offset =
2595 yoffset * stride + xoffset * pixel_width / 8;
2598 if (is_pic_yuv == 1) {
2599 if (screen->y_mirror == 1) {
2600 if (screen->interlace == 1) {
2601 win->area[0].c_offset =
2602 uv_y_off * uv_stride * 2 +
2603 ((uv_y_act - 1) * 2 + 1) * uv_stride +
2604 uv_x_off * pixel_width / 8;
2606 win->area[0].c_offset = uv_y_off * uv_stride +
2607 (uv_y_act - 1) * uv_stride +
2608 uv_x_off * pixel_width / 8;
2611 if (screen->interlace == 1) {
2612 win->area[0].c_offset =
2613 uv_y_off * uv_stride * 2 +
2614 uv_x_off * pixel_width / 8;
2616 win->area[0].c_offset =
2617 uv_y_off * uv_stride +
2618 uv_x_off * pixel_width / 8;
2623 rk_fb_get_prmry_screen(&screen_primary);
2624 win->format = fb_data_fmt;
2625 win->area[0].y_vir_stride = stride >> 2;
2626 win->area[0].uv_vir_stride = uv_stride >> 2;
2627 win->area[0].xpos = xpos*screen->mode.xres/screen_primary.mode.xres;
2628 win->area[0].ypos = ypos*screen->mode.yres/screen_primary.mode.yres;
2629 win->area[0].xsize = screen->mode.xres*xsize/screen_primary.mode.xres;
2630 win->area[0].ysize = screen->mode.yres*ysize/screen_primary.mode.yres;
2632 // win->area[0].smem_start = fix->smem_start;
2633 // win->area[0].cbr_start = fix->smem_start+stride*yvir;//fix->mmio_start;
2634 win->area[0].xact = var->xres; /* winx active window height,is a wint of vir */
2635 win->area[0].yact = var->yres;
2636 win->area[0].xvir = var->xres_virtual; /* virtual resolution stride --->LCDC_WINx_VIR */
2637 win->area[0].yvir = var->yres_virtual;
2640 win->alpha_mode = 4; /* AB_SRC_OVER; */
2641 win->alpha_en = ((win->format == ARGB888)
2642 || (win->format == ABGR888)) ? 1 : 0;
2643 win->g_alpha_val = 0;
2645 if (rk_fb->disp_mode == DUAL) {
2646 if (extend_win->state && (hdmi_switch_complete)) {
2647 if (info != extend_info) {
2648 if (win->area[0].xact < win->area[0].yact) {
2649 extend_win->area[0].xact =
2651 extend_win->area[0].yact =
2653 extend_win->area[0].xvir =
2655 extend_info->var.xres = var->yres;
2656 extend_info->var.yres = var->xres;
2657 extend_info->var.xres_virtual =
2660 extend_win->area[0].xact =
2662 extend_win->area[0].yact =
2664 extend_win->area[0].xvir =
2666 extend_info->var.xres = var->xres;
2667 extend_info->var.yres = var->yres;
2668 extend_info->var.xres_virtual =
2671 extend_win->area[0].y_vir_stride =
2672 win->area[0].y_vir_stride;
2673 extend_win->area[0].uv_vir_stride =
2674 win->area[0].uv_vir_stride;
2675 if (win->area[0].xpos != 0
2676 || win->area[0].ypos != 0) {
2677 extend_win->area[0].xsize =
2678 (extend_dev_drv->cur_screen->xsize * win->area[0].xsize) / screen->mode.xres;
2679 extend_win->area[0].ysize =
2680 (extend_dev_drv->cur_screen->ysize * win->area[0].ysize) / screen->mode.yres;
2681 extend_win->area[0].xpos =
2682 ((extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1) +
2683 extend_dev_drv->cur_screen->xsize * win->area[0].xpos / screen->mode.xres;
2684 extend_win->area[0].ypos =
2685 ((extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1) +
2686 extend_dev_drv->cur_screen->ysize * win->area[0].ypos / screen->mode.yres;
2687 } else { /* the display image of the primary screen is full screen size */
2688 extend_win->area[0].xpos =
2689 (extend_dev_drv->cur_screen->mode.xres - extend_dev_drv->cur_screen->xsize) >> 1;
2690 extend_win->area[0].ypos =
2691 (extend_dev_drv->cur_screen->mode.yres - extend_dev_drv->cur_screen->ysize) >> 1;
2692 extend_win->area[0].xsize =
2693 extend_dev_drv->cur_screen->xsize;
2694 extend_win->area[0].ysize =
2695 extend_dev_drv->cur_screen->ysize;
2698 extend_win->area[0].state = 1;
2699 extend_win->area_num = 1;
2700 extend_win->alpha_en = 0;
2701 extend_win->format = win->format;
2702 extend_info->var.nonstd &= 0xffffff00;
2703 extend_info->var.nonstd |= data_format;
2704 extend_dev_drv->ops->set_par(extend_dev_drv,
2709 dev_drv->ops->set_par(dev_drv, win_id);
2714 static inline unsigned int chan_to_field(unsigned int chan,
2715 struct fb_bitfield *bf)
2718 chan >>= 16 - bf->length;
2719 return chan << bf->offset;
2722 static int fb_setcolreg(unsigned regno,
2723 unsigned red, unsigned green, unsigned blue,
2724 unsigned transp, struct fb_info *info)
2728 switch (info->fix.visual) {
2729 case FB_VISUAL_TRUECOLOR:
2730 /* true-colour, use pseudo-palette */
2732 u32 *pal = info->pseudo_palette;
2733 val = chan_to_field(red, &info->var.red);
2734 val |= chan_to_field(green, &info->var.green);
2735 val |= chan_to_field(blue, &info->var.blue);
2740 return -1; /* unknown type */
2746 static int rk_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
2748 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)info->par;
2749 int win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
2750 struct rk_lcdc_win *win;
2751 win = dev_drv->win[win_id];
2753 vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
2755 return dma_buf_mmap(win->area[0].dma_buf, vma, 0);
2758 static struct fb_ops fb_ops = {
2759 .owner = THIS_MODULE,
2760 .fb_open = rk_fb_open,
2761 .fb_release = rk_fb_close,
2762 .fb_check_var = rk_fb_check_var,
2763 .fb_set_par = rk_fb_set_par,
2764 .fb_blank = rk_fb_blank,
2765 .fb_ioctl = rk_fb_ioctl,
2766 .fb_pan_display = rk_fb_pan_display,
2767 .fb_read = rk_fb_read,
2768 .fb_write = rk_fb_write,
2769 .fb_setcolreg = fb_setcolreg,
2770 .fb_fillrect = cfb_fillrect,
2771 .fb_copyarea = cfb_copyarea,
2772 .fb_imageblit = cfb_imageblit,
2775 static struct fb_var_screeninfo def_var = {
2776 #if defined(CONFIG_LOGO_LINUX_BMP)
2780 .transp = {0, 0, 0},
2781 .nonstd = HAL_PIXEL_FORMAT_BGRA_8888,
2786 .transp = {0, 0, 0},
2787 .nonstd = HAL_PIXEL_FORMAT_RGB_565, /* (ypos<<20+xpos<<8+format) format */
2789 .grayscale = 0, /* (ysize<<20+xsize<<8) */
2790 .activate = FB_ACTIVATE_NOW,
2792 .vmode = FB_VMODE_NONINTERLACED,
2795 static struct fb_fix_screeninfo def_fix = {
2796 .type = FB_TYPE_PACKED_PIXELS,
2801 .accel = FB_ACCEL_NONE,
2802 .visual = FB_VISUAL_TRUECOLOR,
2806 static int rk_fb_wait_for_vsync_thread(void *data)
2808 struct rk_lcdc_driver *dev_drv = data;
2809 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2810 struct fb_info *fbi = rk_fb->fb[0];
2812 while (!kthread_should_stop()) {
2813 ktime_t timestamp = dev_drv->vsync_info.timestamp;
2814 int ret = wait_event_interruptible(dev_drv->vsync_info.wait,
2815 !ktime_equal(timestamp, dev_drv->vsync_info.timestamp) &&
2816 (dev_drv->vsync_info.active || dev_drv->vsync_info.irq_stop));
2819 sysfs_notify(&fbi->dev->kobj, NULL, "vsync");
2825 static ssize_t rk_fb_vsync_show(struct device *dev,
2826 struct device_attribute *attr, char *buf)
2828 struct fb_info *fbi = dev_get_drvdata(dev);
2829 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
2830 return scnprintf(buf, PAGE_SIZE, "%llu\n",
2831 ktime_to_ns(dev_drv->vsync_info.timestamp));
2834 static DEVICE_ATTR(vsync, S_IRUGO, rk_fb_vsync_show, NULL);
2837 * this two function is for other module that in the kernel which
2838 * need show image directly through fb
2839 * fb_id:we have 4 fb here,default we use fb0 for ui display
2841 struct fb_info *rk_get_fb(int fb_id)
2843 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
2844 struct fb_info *fb = inf->fb[fb_id];
2847 EXPORT_SYMBOL(rk_get_fb);
2849 void rk_direct_fb_show(struct fb_info *fbi)
2852 rk_fb_pan_display(&fbi->var, fbi);
2854 EXPORT_SYMBOL(rk_direct_fb_show);
2856 static int set_xact_yact_for_hdmi(struct fb_var_screeninfo *pmy_var,
2857 struct fb_var_screeninfo *hdmi_var)
2859 if (pmy_var->xres < pmy_var->yres) { /* vertical lcd screen */
2860 hdmi_var->xres = pmy_var->yres;
2861 hdmi_var->yres = pmy_var->xres;
2862 hdmi_var->xres_virtual = pmy_var->yres;
2864 hdmi_var->xres = pmy_var->xres;
2865 hdmi_var->yres = pmy_var->yres;
2866 hdmi_var->xres_virtual = pmy_var->xres_virtual;
2873 int rk_fb_dpi_open(bool open)
2875 struct rk_lcdc_driver *dev_drv = NULL;
2876 dev_drv = rk_get_prmry_lcdc_drv();
2877 if(dev_drv->ops->dpi_open)
2878 dev_drv->ops->dpi_open(dev_drv, open);
2883 int rk_fb_dpi_win_sel(int win_id)
2885 struct rk_lcdc_driver *dev_drv = NULL;
2886 dev_drv = rk_get_prmry_lcdc_drv();
2887 if(dev_drv->ops->dpi_win_sel)
2888 dev_drv->ops->dpi_win_sel(dev_drv, win_id);
2893 int rk_fb_dpi_status(void)
2896 struct rk_lcdc_driver *dev_drv = NULL;
2897 dev_drv = rk_get_prmry_lcdc_drv();
2898 if(dev_drv->ops->dpi_status)
2899 ret = dev_drv->ops->dpi_status(dev_drv);
2905 *function:this function will be called by display device, enable/disable lcdc
2906 *screen: screen timing to be set to lcdc
2907 *enable: 0 disable lcdc; 1 enable change lcdc timing; 2 just enable dclk
2908 *lcdc_id: the lcdc id the display device attached ,0 or 1
2910 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
2912 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
2913 struct fb_info *info = NULL;
2914 struct rk_lcdc_driver *dev_drv = NULL;
2921 printk("\n%s lcdc_id %d type %d enable %d\n", __FUNCTION__, lcdc_id, screen->type, enable);
2923 sprintf(name, "lcdc%d",lcdc_id);
2924 for(i = 0; i < rk_fb->num_lcdc; i++) {
2925 if(!strcmp(rk_fb->lcdc_dev_drv[i]->name, name)) {
2926 dev_drv = rk_fb->lcdc_dev_drv[i];
2930 if(i == rk_fb->num_lcdc) {
2931 printk(KERN_ERR "%s driver not found!", name);
2935 if(enable == 2 /*&& dev_drv->enable*/)
2940 // if screen type is different, we do not disable lcdc.
2941 if( dev_drv->cur_screen->type != screen->type )
2944 for(i = 0; i < dev_drv->lcdc_win_num; i++) {
2945 //disable the layer which attached to this device
2946 if(dev_drv->win[i] && dev_drv->win[i]->state)
2947 dev_drv->ops->open(dev_drv, i, 0);
2950 // dev_drv->enable = enable;
2954 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
2956 // dev_drv->enable = enable;
2958 // ret = dev_drv->ops->load_screen(dev_drv, 1);
2960 // if(enable != 1) return 0;
2962 for(i = 0; i < dev_drv->lcdc_win_num; i++) {
2963 #ifdef DUAL_LCDC_MAP_TO_SAME_FB
2964 info = rk_fb->fb[i];
2965 dev_drv1 = (struct rk_lcdc_driver *)info->par;
2966 if(dev_drv1 != dev_drv) {
2967 info->par = dev_drv;
2968 // dev_drv->overlay = dev_drv1->overlay;
2969 dev_drv->overscan = dev_drv1->overscan;
2970 dev_drv->vsync_info.active = dev_drv1->vsync_info.active;
2972 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
2974 info = rk_fb->fb[dev_drv->fb_index_base + i];
2976 win_id = dev_drv->ops->fb_get_win_id(dev_drv,info->fix.id);
2977 // printk("%s win id %d\n", info->fix.id, win_id);
2978 if(dev_drv->win[win_id]) {
2979 #ifdef DUAL_LCDC_MAP_TO_SAME_FB
2980 if(dev_drv1 && dev_drv1->win[win_id]) {
2981 dev_drv->win[win_id]->logicalstate = dev_drv1->win[win_id]->logicalstate;
2982 memcpy(dev_drv->win[win_id]->area, dev_drv1->win[win_id]->area, RK_WIN_MAX_AREA * sizeof(struct rk_lcdc_win_area));
2983 // dev_drv->win[win_id]->area[0] = dev_drv1->win[win_id]->area[0];
2984 // printk("%s win id %d state %d\n", info->fix.id, win_id, dev_drv->win[win_id]->logicalstate);
2987 printk("%s win id %d state %d\n", info->fix.id, win_id, dev_drv->win[win_id]->logicalstate);
2988 if( dev_drv->win[win_id]->logicalstate ) {
2989 dev_drv->ops->open(dev_drv, win_id, 1);
2991 dev_drv->ops->load_screen(dev_drv, 1);
2993 info->var.activate |= FB_ACTIVATE_FORCE;
2994 info->fbops->fb_set_par(info);
2995 info->fbops->fb_pan_display(&info->var, info);
2998 // dev_drv->ops->open(dev_drv, win_id, 0);
3001 printk("\n%s lcdc_id %d type %d enable %d done\n\n", __FUNCTION__, lcdc_id, screen->type, enable);
3007 * function:this function will be called by hdmi,when
3009 * screen: the screen attached to hdmi
3010 * enable: 1,hdmi plug in,0,hdmi plug out
3011 * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3013 int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
3015 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3016 struct fb_info *info = NULL;
3017 struct rk_lcdc_driver *dev_drv = NULL;
3018 struct fb_var_screeninfo *hdmi_var = NULL;
3019 struct fb_var_screeninfo *pmy_var = NULL; /* var for primary screen */
3021 struct fb_fix_screeninfo *hdmi_fix = NULL;
3026 if (rk_fb->disp_mode != DUAL)
3027 rk29_backlight_set(0);
3029 sprintf(name, "lcdc%d", lcdc_id);
3031 if (rk_fb->disp_mode != DUAL) {
3032 dev_drv = rk_fb->lcdc_dev_drv[0];
3035 for (i = 0; i < rk_fb->num_lcdc; i++) {
3036 if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
3037 dev_drv = rk_fb->lcdc_dev_drv[i];
3042 if (i == rk_fb->num_lcdc) {
3043 printk(KERN_ERR "%s driver not found!", name);
3047 printk("hdmi %s lcdc%d\n", enable ? "connect to" : "remove from",
3050 if (rk_fb->num_lcdc == 1)
3051 info = rk_fb->fb[0];
3052 else if (rk_fb->num_lcdc == 2)
3053 info = rk_fb->fb[dev_drv->lcdc_win_num]; /* the main fb of lcdc1 */
3055 if (dev_drv->screen1) { /* device like rk2928 ,have only one lcdc but two outputs */
3057 memcpy(dev_drv->screen1, screen,
3058 sizeof(struct rk_screen));
3059 dev_drv->screen1->lcdc_id = 0; /* connect screen1 to output interface 0 */
3060 dev_drv->screen1->screen_id = 1;
3061 dev_drv->screen0->lcdc_id = 1; /* connect screen0 to output interface 1 */
3062 dev_drv->cur_screen = dev_drv->screen1;
3063 dev_drv->screen0->ext_screen = dev_drv->screen1;
3064 if (dev_drv->screen0->sscreen_get) {
3065 dev_drv->screen0->sscreen_get(dev_drv->screen0,
3066 dev_drv->cur_screen->hdmi_resolution);
3070 dev_drv->screen1->lcdc_id = 1; /* connect screen1 to output interface 1 */
3071 dev_drv->screen0->lcdc_id = 0; /* connect screen0 to output interface 0 */
3072 dev_drv->cur_screen = dev_drv->screen0;
3073 dev_drv->screen_ctr_info->set_screen_info(dev_drv->cur_screen,
3074 dev_drv->screen_ctr_info->lcd_info);
3078 memcpy(dev_drv->cur_screen, screen, sizeof(struct rk_screen));
3081 dev_drv->cur_screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3082 dev_drv->cur_screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3084 win_id = dev_drv->ops->fb_get_win_id(dev_drv, info->fix.id);
3086 if (!enable && !dev_drv->screen1) { /* only double lcdc device need to close */
3087 if (dev_drv->win[win_id]->state)
3088 dev_drv->ops->open(dev_drv, win_id, enable); /* disable the win which attached to this fb */
3089 hdmi_switch_complete = 0;
3094 hdmi_var = &info->var;
3095 hdmi_fix = &info->fix;
3096 if (rk_fb->disp_mode == DUAL) {
3097 if (likely(rk_fb->num_lcdc == 2)) {
3098 pmy_var = &rk_fb->fb[0]->var;
3099 set_xact_yact_for_hdmi(pmy_var, hdmi_var);
3100 hdmi_var->nonstd &= 0xffffff00;
3101 hdmi_var->nonstd |= (pmy_var->nonstd & 0xff); /* use the same format as primary screen */
3104 "%s>>only one lcdc,dual display no supported!",
3108 hdmi_var->grayscale &= 0xff;
3109 hdmi_var->grayscale |=
3110 (dev_drv->cur_screen->mode.xres << 8) + (dev_drv->cur_screen->mode.yres << 20);
3111 if (dev_drv->screen1) { /* device like rk2928,whic have one lcdc but two outputs */
3113 info->var.nonstd &= 0xff;
3114 info->var.nonstd |= (dev_drv->cur_screen->mode.xpos<<8) + (dev_drv->cur_screen->mode.ypos<<20);
3115 info->var.grayscale &= 0xff;
3116 info->var.grayscale |= (dev_drv->cur_screen->mode.x_res<<8) + (dev_drv->cur_screen->mode.y_res<<20);
3118 dev_drv->screen1->xsize = dev_drv->cur_screen->mode.xres;
3119 dev_drv->screen1->ysize = dev_drv->cur_screen->mode.yres;
3120 dev_drv->screen1->xpos = 0;
3121 dev_drv->screen1->ypos = 0;
3124 ret = info->fbops->fb_open(info, 1);
3125 dev_drv->ops->load_screen(dev_drv, 1);
3126 ret = info->fbops->fb_set_par(info);
3127 if (dev_drv->ops->lcdc_hdmi_process)
3128 dev_drv->ops->lcdc_hdmi_process(dev_drv, enable);
3130 hdmi_switch_complete = enable;
3131 info->fbops->fb_pan_display(hdmi_var, info);
3133 /* info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0); */
3134 if (dev_drv->screen1) {
3135 if (dev_drv->screen0->sscreen_set) {
3136 dev_drv->ops->blank(dev_drv, 0, FB_BLANK_NORMAL);
3138 dev_drv->screen0->sscreen_set(dev_drv->screen0, enable);
3139 dev_drv->ops->blank(dev_drv, 0, FB_BLANK_UNBLANK);
3143 if (rk_fb->disp_mode != DUAL)
3144 rk29_backlight_set(1);
3151 * function:this function current only called by hdmi for
3153 * scale_x: scale rate of x resolution
3154 * scale_y: scale rate of y resolution
3155 * lcdc_id: the lcdc id the hdmi attached ,0 or 1
3157 int rk_fb_disp_scale(u8 scale_x, u8 scale_y, u8 lcdc_id)
3159 struct rk_fb *inf = platform_get_drvdata(fb_pdev);
3160 struct fb_info *info = NULL;
3161 struct fb_var_screeninfo *var = NULL;
3162 struct rk_lcdc_driver *dev_drv = NULL;
3163 u16 screen_x, screen_y;
3167 sprintf(name, "lcdc%d", lcdc_id);
3169 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
3170 dev_drv = inf->lcdc_dev_drv[0];
3172 for (i = 0; i < inf->num_lcdc; i++) {
3173 if (inf->lcdc_dev_drv[i]->prop == EXTEND) {
3174 dev_drv = inf->lcdc_dev_drv[i];
3179 if (i == inf->num_lcdc) {
3180 printk(KERN_ERR "%s driver not found!", name);
3185 if (inf->num_lcdc == 1)
3187 else if (inf->num_lcdc == 2)
3188 info = inf->fb[dev_drv->lcdc_win_num];
3191 screen_x = dev_drv->cur_screen->mode.xres;
3192 screen_y = dev_drv->cur_screen->mode.yres;
3194 #if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF) || defined(CONFIG_NO_DUAL_DISP)
3195 if (dev_drv->cur_screen->screen_id == 1) {
3196 dev_drv->cur_screen->xpos =
3197 (screen_x - screen_x * scale_x / 100) >> 1;
3198 dev_drv->cur_screen->ypos =
3199 (screen_y - screen_y * scale_y / 100) >> 1;
3200 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3201 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3205 xpos = (screen_x - screen_x * scale_x / 100) >> 1;
3206 ypos = (screen_y - screen_y * scale_y / 100) >> 1;
3207 dev_drv->cur_screen->xsize = screen_x * scale_x / 100;
3208 dev_drv->cur_screen->ysize = screen_y * scale_y / 100;
3209 var->nonstd &= 0xff;
3210 var->nonstd |= (xpos << 8) + (ypos << 20);
3211 var->grayscale &= 0xff;
3213 (dev_drv->cur_screen->xsize << 8) + (dev_drv->cur_screen->ysize << 20);
3216 info->fbops->fb_set_par(info);
3217 /* info->fbops->fb_ioctl(info, RK_FBIOSET_CONFIG_DONE, 0); */
3218 dev_drv->ops->cfg_done(dev_drv);
3223 #if defined(CONFIG_ION_ROCKCHIP)
3224 static int rk_fb_alloc_buffer_by_ion(struct fb_info *fbi,
3225 struct rk_lcdc_win *win,
3226 unsigned long fb_mem_size)
3228 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3229 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3230 struct ion_handle *handle;
3231 ion_phys_addr_t phy_addr;
3233 if (dev_drv->iommu_enabled)
3234 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3235 ION_HEAP(ION_VMALLOC_HEAP_ID), 0);
3237 handle = ion_alloc(rk_fb->ion_client, (size_t) fb_mem_size, 0,
3238 ION_HEAP(ION_CMA_HEAP_ID), 0);
3239 if (IS_ERR(handle)) {
3240 dev_err(fbi->device, "failed to ion_alloc:%ld\n",
3244 win->area[0].dma_buf = ion_share_dma_buf(rk_fb->ion_client, handle);
3245 if (IS_ERR_OR_NULL(win->area[0].dma_buf)) {
3246 printk("ion_share_dma_buf() failed\n");
3247 goto err_share_dma_buf;
3249 win->area[0].ion_hdl = handle;
3250 fbi->screen_base = ion_map_kernel(rk_fb->ion_client, handle);
3251 #ifdef CONFIG_ROCKCHIP_IOMMU
3252 if (dev_drv->iommu_enabled)
3253 ion_map_iommu(dev_drv->dev, rk_fb->ion_client, handle,
3254 (unsigned long *)&phy_addr,
3255 (unsigned long *)&len);
3257 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3259 ion_phys(rk_fb->ion_client, handle, &phy_addr, &len);
3261 fbi->fix.smem_start = phy_addr;
3262 fbi->fix.smem_len = len;
3263 printk(KERN_INFO "alloc_buffer:ion_phy_addr=0x%lx\n", phy_addr);
3267 ion_free(rk_fb->ion_client, handle);
3272 static int rk_fb_alloc_buffer(struct fb_info *fbi, int fb_id)
3274 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3275 struct rk_lcdc_driver *dev_drv = (struct rk_lcdc_driver *)fbi->par;
3276 struct rk_lcdc_win *win = NULL;
3279 unsigned long fb_mem_size;
3280 #if !defined(CONFIG_ION_ROCKCHIP)
3281 dma_addr_t fb_mem_phys;
3285 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3289 win = dev_drv->win[win_id];
3291 if (!strcmp(fbi->fix.id, "fb0")) {
3292 fb_mem_size = get_fb_size();
3293 #if defined(CONFIG_ION_ROCKCHIP)
3294 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3297 fb_mem_virt = dma_alloc_writecombine(fbi->dev, fb_mem_size,
3298 &fb_mem_phys, GFP_KERNEL);
3300 pr_err("%s: Failed to allocate framebuffer\n",
3304 fbi->fix.smem_len = fb_mem_size;
3305 fbi->fix.smem_start = fb_mem_phys;
3306 fbi->screen_base = fb_mem_virt;
3308 memset(fbi->screen_base, 0, fbi->fix.smem_len);
3309 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3310 fbi->fix.smem_start, fbi->screen_base,
3313 if (dev_drv->rotate_mode > X_Y_MIRROR) {
3314 fb_mem_size = get_fb_size();
3315 #if defined(CONFIG_ION_ROCKCHIP)
3316 if (rk_fb_alloc_buffer_by_ion(fbi, win, fb_mem_size) < 0)
3319 fb_mem_virt = dma_alloc_writecombine(fbi->dev,
3320 fb_mem_size, &fb_mem_phys, GFP_KERNEL);
3322 pr_err("%s: Failed to allocate framebuffer\n",
3326 fbi->fix.smem_len = fb_mem_size;
3327 fbi->fix.smem_start = fb_mem_phys;
3328 fbi->screen_base = fb_mem_virt;
3331 fbi->fix.smem_start = rk_fb->fb[0]->fix.smem_start;
3332 fbi->fix.smem_len = rk_fb->fb[0]->fix.smem_len;
3333 fbi->screen_base = rk_fb->fb[0]->screen_base;
3336 printk(KERN_INFO "fb%d:phy:%lx>>vir:%p>>len:0x%x\n", fb_id,
3337 fbi->fix.smem_start, fbi->screen_base,
3341 fbi->screen_size = fbi->fix.smem_len;
3342 win_id = dev_drv->ops->fb_get_win_id(dev_drv, fbi->fix.id);
3344 win = dev_drv->win[win_id];
3345 win->reserved = fbi->fix.smem_start;
3352 static int rk_release_fb_buffer(struct fb_info *fbi)
3354 /* buffer for fb1 and fb3 are alloc by android */
3355 if (!strcmp(fbi->fix.id, "fb1") || !strcmp(fbi->fix.id, "fb3"))
3357 iounmap(fbi->screen_base);
3358 release_mem_region(fbi->fix.smem_start, fbi->fix.smem_len);
3364 static int init_lcdc_win(struct rk_lcdc_driver *dev_drv,
3365 struct rk_lcdc_win *def_win)
3368 int lcdc_win_num = dev_drv->lcdc_win_num;
3369 for (i = 0; i < lcdc_win_num; i++) {
3370 struct rk_lcdc_win *win = NULL;
3371 win = kzalloc(sizeof(struct rk_lcdc_win), GFP_KERNEL);
3373 dev_err(dev_drv->dev, "kzmalloc for win fail!");
3377 strcpy(win->name, def_win[i].name);
3378 win->id = def_win[i].id;
3379 win->support_3d = def_win[i].support_3d;
3380 dev_drv->win[i] = win;
3386 static int init_lcdc_device_driver(struct rk_fb *rk_fb,
3387 struct rk_lcdc_win *def_win, int index)
3389 struct rk_lcdc_driver *dev_drv = rk_fb->lcdc_dev_drv[index];
3390 struct rk_screen *screen = devm_kzalloc(dev_drv->dev,
3391 sizeof(struct rk_screen),
3394 dev_err(dev_drv->dev, "malloc screen for lcdc%d fail!",
3399 screen->screen_id = 0;
3400 screen->lcdc_id = dev_drv->id;
3401 screen->overscan.left = 100;
3402 screen->overscan.top = 100;
3403 screen->overscan.right = 100;
3404 screen->overscan.bottom = 100;
3406 screen->x_mirror = dev_drv->rotate_mode & X_MIRROR;
3407 screen->y_mirror = dev_drv->rotate_mode & Y_MIRROR;
3409 dev_drv->screen0 = screen;
3410 dev_drv->cur_screen = screen;
3411 /* devie use one lcdc + rk61x scaler for dual display */
3412 if (rk_fb->disp_mode == ONE_DUAL) {
3413 struct rk_screen *screen1 = devm_kzalloc(dev_drv->dev,
3414 sizeof(struct rk_screen),
3417 dev_err(dev_drv->dev, "malloc screen1 for lcdc%d fail!",
3421 screen1->screen_id = 1;
3422 screen1->lcdc_id = 1;
3423 dev_drv->screen1 = screen1;
3425 sprintf(dev_drv->name, "lcdc%d", dev_drv->id);
3426 init_lcdc_win(dev_drv, def_win);
3427 init_completion(&dev_drv->frame_done);
3428 spin_lock_init(&dev_drv->cpl_lock);
3429 mutex_init(&dev_drv->fb_win_id_mutex);
3430 dev_drv->ops->fb_win_remap(dev_drv, FB_DEFAULT_ORDER);
3431 dev_drv->first_frame = 1;
3432 dev_drv->overscan.left = 100;
3433 dev_drv->overscan.top = 100;
3434 dev_drv->overscan.right = 100;
3435 dev_drv->overscan.bottom = 100;
3436 rk_disp_pwr_ctr_parse_dt(dev_drv);
3437 if (dev_drv->prop == PRMRY) {
3438 if(dev_drv->ops->set_dsp_cabc)
3439 dev_drv->ops->set_dsp_cabc(dev_drv, dev_drv->cabc_mode);
3440 rk_fb_set_prmry_screen(screen);
3442 rk_fb_get_prmry_screen(screen);
3443 dev_drv->trsm_ops = rk_fb_trsm_ops_get(screen->type);
3448 #ifdef CONFIG_LOGO_LINUX_BMP
3449 static struct linux_logo *bmp_logo;
3450 static int fb_prewine_bmp_logo(struct fb_info *info, int rotate)
3452 bmp_logo = fb_find_logo(24);
3453 if (bmp_logo == NULL) {
3454 printk(KERN_INFO "%s error\n", __func__);
3460 static void fb_show_bmp_logo(struct fb_info *info, int rotate)
3462 unsigned char *src = bmp_logo->data;
3463 unsigned char *dst = info->screen_base;
3465 unsigned int Needwidth = (*(src - 24) << 8) | (*(src - 23));
3466 unsigned int Needheight = (*(src - 22) << 8) | (*(src - 21));
3468 for (i = 0; i < Needheight; i++)
3469 memcpy(dst + info->var.xres * i * 4,
3470 src + bmp_logo->width * i * 4, Needwidth * 4);
3476 * check if the primary lcdc has registerd,
3477 * the primary lcdc mas register first
3479 bool is_prmry_rk_lcdc_registered(void)
3481 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3482 if (rk_fb->lcdc_dev_drv[0])
3489 int rk_fb_register(struct rk_lcdc_driver *dev_drv,
3490 struct rk_lcdc_win *win, int id)
3492 struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
3493 struct fb_info *fbi;
3494 int i = 0, ret = 0, index = 0;
3495 //#if defined(CONFIG_ROCKCHIP_IOMMU)
3496 // struct device *mmu_dev = NULL;
3498 if (rk_fb->num_lcdc == RK30_MAX_LCDC_SUPPORT)
3501 for (i = 0; i < RK30_MAX_LCDC_SUPPORT; i++) {
3502 if (!rk_fb->lcdc_dev_drv[i]) {
3503 rk_fb->lcdc_dev_drv[i] = dev_drv;
3504 rk_fb->lcdc_dev_drv[i]->id = id;
3511 init_lcdc_device_driver(rk_fb, win, index);
3512 dev_drv->fb_index_base = rk_fb->num_fb;
3513 for (i = 0; i < dev_drv->lcdc_win_num; i++) {
3514 fbi = framebuffer_alloc(0, &fb_pdev->dev);
3516 dev_err(&fb_pdev->dev, "fb framebuffer_alloc fail!");
3522 sprintf(fbi->fix.id, "fb%d", rk_fb->num_fb);
3523 fb_videomode_to_var(&fbi->var, &dev_drv->cur_screen->mode);
3524 fbi->var.grayscale |=
3525 (fbi->var.xres << 8) + (fbi->var.yres << 20);
3526 #if defined(CONFIG_LOGO_LINUX_BMP)
3527 fbi->var.bits_per_pixel = 32;
3529 fbi->var.bits_per_pixel = 16;
3531 fbi->fix.line_length =
3532 (fbi->var.xres_virtual) * (fbi->var.bits_per_pixel >> 3);
3533 fbi->var.width = dev_drv->cur_screen->width;
3534 fbi->var.height = dev_drv->cur_screen->height;
3535 fbi->var.pixclock = dev_drv->pixclock;
3536 if (dev_drv->iommu_enabled)
3537 fb_ops.fb_mmap = rk_fb_mmap;
3538 fbi->fbops = &fb_ops;
3539 fbi->flags = FBINFO_FLAG_DEFAULT;
3540 fbi->pseudo_palette = dev_drv->win[i]->pseudo_pal;
3541 ret = register_framebuffer(fbi);
3543 dev_err(&fb_pdev->dev,
3544 "%s fb%d register_framebuffer fail!\n",
3545 __func__, rk_fb->num_fb);
3548 rkfb_create_sysfs(fbi);
3549 rk_fb->fb[rk_fb->num_fb] = fbi;
3550 dev_info(fbi->dev, "rockchip framebuffer registerd:%s\n",
3555 init_waitqueue_head(&dev_drv->vsync_info.wait);
3556 init_waitqueue_head(&dev_drv->update_regs_wait);
3557 ret = device_create_file(fbi->dev, &dev_attr_vsync);
3560 "failed to create vsync file\n");
3561 dev_drv->vsync_info.thread =
3562 kthread_run(rk_fb_wait_for_vsync_thread, dev_drv,
3564 if (dev_drv->vsync_info.thread == ERR_PTR(-ENOMEM)) {
3566 "failed to run vsync thread\n");
3567 dev_drv->vsync_info.thread = NULL;
3569 dev_drv->vsync_info.active = 1;
3571 mutex_init(&dev_drv->output_lock);
3573 INIT_LIST_HEAD(&dev_drv->update_regs_list);
3574 mutex_init(&dev_drv->update_regs_list_lock);
3575 init_kthread_worker(&dev_drv->update_regs_worker);
3577 dev_drv->update_regs_thread =
3578 kthread_run(kthread_worker_fn,
3579 &dev_drv->update_regs_worker, "rk-fb");
3580 if (IS_ERR(dev_drv->update_regs_thread)) {
3581 int err = PTR_ERR(dev_drv->update_regs_thread);
3582 dev_drv->update_regs_thread = NULL;
3584 printk("failed to run update_regs thread\n");
3587 init_kthread_work(&dev_drv->update_regs_work,
3588 rk_fb_update_regs_handler);
3591 sw_sync_timeline_create("fb-timeline");
3592 dev_drv->timeline_max = 1;
3597 /* show logo for primary display device */
3598 #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
3599 if (dev_drv->prop == PRMRY) {
3600 struct fb_info *main_fbi = rk_fb->fb[0];
3601 main_fbi->fbops->fb_open(main_fbi, 1);
3603 #if defined(CONFIG_ROCKCHIP_IOMMU)
3604 if (dev_drv->iommu_enabled) {
3606 rockchip_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
3608 platform_set_sysmmu(mmu_dev, dev_drv->dev);
3609 rockchip_sysmmu_set_fault_handler(dev_drv->dev,
3610 rk_fb_sysmmu_fault_handler);
3611 iovmm_activate(dev_drv->dev);
3613 dev_err(dev_drv->dev,
3614 "failed to get rockchip iommu device\n");
3618 rk_fb_alloc_buffer(main_fbi, 0); /* only alloc memory for main fb */
3619 if (support_uboot_display()) {
3620 if (dev_drv->iommu_enabled) {
3621 rk_fb_copy_from_loader(main_fbi);
3622 dev_drv->ops->direct_set_addr(dev_drv, 0,
3623 main_fbi->fix.smem_start);
3627 main_fbi->fbops->fb_set_par(main_fbi);
3628 #if defined(CONFIG_LOGO_LINUX_BMP)
3629 if (fb_prewine_bmp_logo(main_fbi, FB_ROTATE_UR)) {
3630 fb_set_cmap(&main_fbi->cmap, main_fbi);
3631 fb_show_bmp_logo(main_fbi, FB_ROTATE_UR);
3634 if (fb_prepare_logo(main_fbi, FB_ROTATE_UR)) {
3635 fb_set_cmap(&main_fbi->cmap, main_fbi);
3636 fb_show_logo(main_fbi, FB_ROTATE_UR);
3639 main_fbi->fbops->fb_pan_display(&main_fbi->var, main_fbi);
3641 #if !defined(CONFIG_ROCKCHIP_IOMMU)
3642 struct fb_info *extend_fbi = rk_fb->fb[rk_fb->num_fb >> 1];
3643 int extend_fb_id = get_extend_fb_id(extend_fbi);
3644 rk_fb_alloc_buffer(extend_fbi, extend_fb_id);
3653 int rk_fb_unregister(struct rk_lcdc_driver *dev_drv)
3656 struct rk_fb *fb_inf = platform_get_drvdata(fb_pdev);
3657 struct fb_info *fbi;
3658 int fb_index_base = dev_drv->fb_index_base;
3659 int fb_num = dev_drv->lcdc_win_num;
3662 if (fb_inf->lcdc_dev_drv[i]->vsync_info.thread) {
3663 fb_inf->lcdc_dev_drv[i]->vsync_info.irq_stop = 1;
3664 kthread_stop(fb_inf->lcdc_dev_drv[i]->vsync_info.thread);
3667 for (i = 0; i < fb_num; i++)
3668 kfree(dev_drv->win[i]);
3670 for (i = fb_index_base; i < (fb_index_base + fb_num); i++) {
3671 fbi = fb_inf->fb[i];
3672 unregister_framebuffer(fbi);
3673 /* rk_release_fb_buffer(fbi); */
3674 framebuffer_release(fbi);
3676 fb_inf->lcdc_dev_drv[dev_drv->id] = NULL;
3682 static int rk_fb_probe(struct platform_device *pdev)
3684 struct rk_fb *rk_fb = NULL;
3685 struct device_node *np = pdev->dev.of_node;
3689 dev_err(&pdev->dev, "Missing device tree node.\n");
3693 rk_fb = devm_kzalloc(&pdev->dev, sizeof(struct rk_fb), GFP_KERNEL);
3695 dev_err(&pdev->dev, "kmalloc for rk fb fail!");
3698 platform_set_drvdata(pdev, rk_fb);
3700 if (!of_property_read_u32(np, "rockchip,disp-mode", &mode)) {
3701 rk_fb->disp_mode = mode;
3704 dev_err(&pdev->dev, "no disp-mode node found!");
3708 if (!of_property_read_u32(np, "rockchip,uboot-logo-on", &uboot_logo_on))
3709 printk("uboot-logo-on:%d\n", uboot_logo_on);
3711 dev_set_name(&pdev->dev, "rockchip-fb");
3712 #if defined(CONFIG_ION_ROCKCHIP)
3713 rk_fb->ion_client = rockchip_ion_client_create("rk_fb");
3714 if (IS_ERR(rk_fb->ion_client)) {
3715 dev_err(&pdev->dev, "failed to create ion client for rk fb");
3716 return PTR_ERR(rk_fb->ion_client);
3718 dev_info(&pdev->dev, "rk fb ion client create success!\n");
3723 dev_info(&pdev->dev, "rockchip framebuffer driver probe\n");
3727 static int rk_fb_remove(struct platform_device *pdev)
3729 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3731 platform_set_drvdata(pdev, NULL);
3735 static void rk_fb_shutdown(struct platform_device *pdev)
3737 struct rk_fb *rk_fb = platform_get_drvdata(pdev);
3739 for (i = 0; i < rk_fb->num_lcdc; i++) {
3740 if (!rk_fb->lcdc_dev_drv[i])
3747 static const struct of_device_id rkfb_dt_ids[] = {
3748 {.compatible = "rockchip,rk-fb",},
3752 static struct platform_driver rk_fb_driver = {
3753 .probe = rk_fb_probe,
3754 .remove = rk_fb_remove,
3757 .owner = THIS_MODULE,
3758 .of_match_table = of_match_ptr(rkfb_dt_ids),
3760 .shutdown = rk_fb_shutdown,
3763 static int __init rk_fb_init(void)
3765 return platform_driver_register(&rk_fb_driver);
3768 static void __exit rk_fb_exit(void)
3770 platform_driver_unregister(&rk_fb_driver);
3773 fs_initcall(rk_fb_init);
3774 module_exit(rk_fb_exit);