rk fb: add support yuv format rotate through rga module that used for HDMI
authorzwl <zwl@rock-chips.com>
Thu, 17 Jul 2014 09:20:47 +0000 (17:20 +0800)
committerzwl <zwl@rock-chips.com>
Thu, 17 Jul 2014 09:21:05 +0000 (17:21 +0800)
drivers/video/rockchip/rk_fb.c

index 261066da6fd1e974719cc53757211d364fbcea03..39f7d69d31582af6fdfe6dec0ef35e7ef0da410d 100755 (executable)
@@ -606,7 +606,6 @@ int rk_fb_set_prmry_screen_status(int status)
        return 0;
 }
 
-#if 0
 static struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
 {
        struct rk_fb *inf = NULL;
@@ -627,7 +626,6 @@ static struct rk_lcdc_driver *rk_get_extend_lcdc_drv(void)
 
        return dev_drv;
 }
-#endif
 
 u32 rk_fb_get_prmry_screen_pixclock(void)
 {
@@ -943,7 +941,6 @@ static void rga_win_check(struct rk_lcdc_win *dst_win,
 static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
                            struct rk_lcdc_win *src_win, u16 orientation)
 {
-       struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
        struct rga_req Rga_Request;
        long ret = 0;
        /* int fd = 0; */
@@ -976,7 +973,7 @@ static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
                Rga_Request.cosa = 0;
                Rga_Request.dst.act_w = dst_win->area[0].yact;
                Rga_Request.dst.act_h = dst_win->area[0].xact;
-               Rga_Request.dst.x_offset = dst_win->area[0].xact - 1;
+               Rga_Request.dst.x_offset = 0;
                Rga_Request.dst.y_offset = dst_win->area[0].yact - 1;
                break;
        default:
@@ -994,8 +991,6 @@ static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
        Rga_Request.src.uv_addr = 0;
        Rga_Request.src.v_addr = 0;
 
-       dst_win->area[0].smem_start =
-           rk_fb->fb[rk_fb->num_fb >> 1]->fix.smem_start;
        Rga_Request.dst.yrgb_addr =
            dst_win->area[0].smem_start + dst_win->area[0].y_offset;
        Rga_Request.dst.uv_addr = 0;
@@ -1012,8 +1007,6 @@ static void win_copy_by_rga(struct rk_lcdc_win *dst_win,
            src_win->area[0].smem_start + src_win->area[0].y_offset;
        Rga_Request.src.v_addr = 0;
 
-       dst_win->area[0].smem_start =
-           rk_fb->fb[rk_fb->num_fb >> 1]->fix.smem_start;
        Rga_Request.dst.yrgb_addr = 0;
        Rga_Request.dst.uv_addr =
            dst_win->area[0].smem_start + dst_win->area[0].y_offset;
@@ -1384,10 +1377,7 @@ static void rk_fb_update_driver(struct rk_lcdc_win *win,
                                struct rk_fb_reg_win_data *reg_win_data)
 {
        int i = 0;
-/*
-       struct rk_lcdc_win *win;
-       win = dev_drv->win[reg_win_data->win_id];
-*/
+
        win->area_num = reg_win_data->area_num;
        win->format = reg_win_data->data_format;
        win->id = reg_win_data->win_id;
@@ -1401,22 +1391,16 @@ static void rk_fb_update_driver(struct rk_lcdc_win *win,
                win->z_order = reg_win_data->z_order;
                win->area[0].uv_vir_stride =
                    reg_win_data->reg_area_data[0].uv_vir_stride;
-
-#if !defined(RK_FB_ROTATE) && defined(CONFIG_THREE_FB_BUFFER)
-               /* TODO Mofidy if HDMI info is change to hwc */
                win->area[0].cbr_start =
                    reg_win_data->reg_area_data[0].cbr_start;
-#endif
                win->area[0].c_offset = reg_win_data->reg_area_data[0].c_offset;
                win->alpha_en = reg_win_data->alpha_en;
                win->alpha_mode = reg_win_data->alpha_mode;
                win->g_alpha_val = reg_win_data->g_alpha_val;
                for (i = 0; i < RK_WIN_MAX_AREA; i++) {
                        if (reg_win_data->reg_area_data[i].smem_start > 0) {
-#if !defined(RK_FB_ROTATE) && defined(CONFIG_THREE_FB_BUFFER)
                                win->area[i].smem_start =
                                    reg_win_data->reg_area_data[i].smem_start;
-#endif
                                win->area[i].xpos =
                                    reg_win_data->reg_area_data[i].xpos;
                                win->area[i].ypos =
@@ -1451,6 +1435,189 @@ static void rk_fb_update_driver(struct rk_lcdc_win *win,
 
 }
 
+static int rk_fb_update_hdmi_win(struct rk_lcdc_win *ext_win,
+                                 struct rk_lcdc_win *win)
+{
+        struct rk_fb *rk_fb = platform_get_drvdata(fb_pdev);
+        struct rk_lcdc_driver *dev_drv = rk_get_prmry_lcdc_drv();
+        struct rk_lcdc_driver *ext_dev_drv = rk_get_extend_lcdc_drv();
+        struct rk_screen *screen;
+        struct rk_screen *ext_screen;
+        int hdmi_xsize;
+        int hdmi_ysize;
+        int pixel_width, vir_width_bit, y_stride;
+        struct rk_lcdc_win *last_win;
+        bool is_yuv = false;
+        static u8 fb_index = 0;
+
+        if ((rk_fb->disp_mode != DUAL) ||
+                (hdmi_get_hotplug() != HDMI_HPD_ACTIVED) ||
+                (!hdmi_switch_complete)) {
+                printk(KERN_INFO "%s: hdmi is disconnect!\n", __func__);
+                return -1;
+        }
+
+        if (unlikely(!dev_drv) || unlikely(!ext_dev_drv))
+                return -1;
+
+        screen = dev_drv->cur_screen;
+        ext_screen = ext_dev_drv->cur_screen;
+        hdmi_xsize = ext_screen->xsize;
+        hdmi_ysize = ext_screen->ysize;
+
+        ext_win->state = win->state;
+        ext_win->id = win->id;
+        if (win->area[0].smem_start == 0)
+                ext_win->state = 0;
+        if (ext_win->state == 0)
+                return 0;
+
+       ext_win->area_num = win->area_num;
+       ext_win->format = win->format;
+       ext_win->z_order = win->z_order;
+        ext_win->alpha_en = win->alpha_en;
+        ext_win->alpha_mode = win->alpha_mode;
+       ext_win->g_alpha_val = win->g_alpha_val;
+
+        /* win0 and win1 have only one area and support scale
+         * but win2 and win3 don't support scale
+         * so hdmi only use win0 or win1
+         */
+        ext_win->area[0].state = win->area[0].state;
+
+        switch (ext_win->format) {
+        case YUV422:
+        case YUV420:
+        case YUV444:
+        case YUV422_A:
+        case YUV420_A:
+        case YUV444_A:
+                is_yuv = true;
+                break;
+        default:
+                is_yuv = false;
+                break;
+        }
+
+        if (ext_dev_drv->rotate_mode == ROTATE_90 ||
+                        ext_dev_drv->rotate_mode == ROTATE_270) {
+                if (ext_win->id == 0) {
+                        ext_win->area[0].smem_start =
+                               rk_fb->fb[rk_fb->num_fb >> 1]->fix.smem_start;
+                        ext_win->area[0].y_offset = (get_fb_size() >> 1) * fb_index;
+                        if ((++fb_index) > 1)
+                                fb_index = 0;
+                } else {
+                        ext_win->area[0].y_offset = 0;
+                        last_win = ext_dev_drv->win[ext_win->id - 1];
+                        if (last_win->area[0].cbr_start)
+                                ext_win->area[0].smem_start =
+                                        last_win->area[0].cbr_start +
+                                        last_win->area[0].c_offset +
+                                        last_win->area[0].xvir * last_win->area[0].yvir;
+                        else
+                                ext_win->area[0].smem_start =
+                                        last_win->area[0].smem_start +
+                                        last_win->area[0].y_offset +
+                                        last_win->area[0].xvir * last_win->area[0].yvir;
+                }
+
+                ext_win->area[0].xact = win->area[0].yact;
+                ext_win->area[0].yact = win->area[0].xact;
+                ext_win->area[0].xvir = win->area[0].yact;
+                ext_win->area[0].yvir = win->area[0].xact;
+                pixel_width = rk_fb_pixel_width(ext_win->format);
+                vir_width_bit = pixel_width * ext_win->area[0].xvir;
+                y_stride = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
+                ext_win->area[0].y_vir_stride = y_stride >> 2;
+       } else {
+               ext_win->area[0].smem_start = win->area[0].smem_start;
+                ext_win->area[0].y_offset = win->area[0].y_offset;
+                ext_win->area[0].xact = win->area[0].xact;
+                ext_win->area[0].yact = win->area[0].yact;
+                ext_win->area[0].xvir = win->area[0].xvir;
+                ext_win->area[0].yvir = win->area[0].yvir;
+                ext_win->area[0].y_vir_stride = win->area[0].y_vir_stride;
+        }
+
+        if (win->area[0].xpos != 0 || win->area[0].ypos != 0) {
+                if (ext_dev_drv->rotate_mode == ROTATE_270) {
+                        int xbom_pos = 0, ybom_pos = 0;
+                        int xtop_pos = 0, ytop_pos = 0;
+
+                        ext_win->area[0].xsize = hdmi_xsize *
+                                                win->area[0].ysize /
+                                                screen->mode.yres;
+                        ext_win->area[0].ysize = hdmi_ysize *
+                                                win->area[0].xsize /
+                                                screen->mode.xres;
+                        xbom_pos = hdmi_xsize * win->area[0].ypos / screen->mode.yres;
+                        ybom_pos = hdmi_ysize * win->area[0].xpos / screen->mode.xres;
+                        xtop_pos = hdmi_xsize - ext_win->area[0].xsize - xbom_pos;
+                        ytop_pos = hdmi_ysize - ext_win->area[0].ysize - ybom_pos;
+                        ext_win->area[0].xpos =
+                                ((ext_screen->mode.xres - hdmi_xsize) >> 1) + xtop_pos;
+                        ext_win->area[0].ypos =
+                                ((ext_screen->mode.yres - hdmi_ysize) >> 1) + ytop_pos;
+                } else if (ext_dev_drv->rotate_mode == ROTATE_90) {
+                        ext_win->area[0].xsize = hdmi_xsize *
+                                                win->area[0].ysize /
+                                                screen->mode.yres;
+                        ext_win->area[0].ysize = hdmi_ysize *
+                                                win->area[0].xsize /
+                                                screen->mode.xres;
+                        ext_win->area[0].xpos =
+                                ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
+                                hdmi_xsize * win->area[0].ypos / screen->mode.yres;
+                        ext_win->area[0].ypos =
+                                ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
+                                hdmi_ysize * win->area[0].xpos / screen->mode.xres;
+                } else {
+                        ext_win->area[0].xsize = hdmi_xsize *
+                                                win->area[0].xsize /
+                                                screen->mode.xres;
+                        ext_win->area[0].ysize = hdmi_ysize *
+                                                win->area[0].ysize /
+                                                screen->mode.yres;
+                        ext_win->area[0].xpos =
+                                ((ext_screen->mode.xres - hdmi_xsize) >> 1) +
+                                hdmi_xsize * win->area[0].xpos / screen->mode.xres;
+                        ext_win->area[0].ypos =
+                                ((ext_screen->mode.yres - hdmi_ysize) >> 1) +
+                                hdmi_ysize * win->area[0].ypos / screen->mode.yres;
+                }
+        } else {
+                ext_win->area[0].xsize = hdmi_xsize;
+                ext_win->area[0].ysize = hdmi_ysize;
+                ext_win->area[0].xpos =
+                                (ext_screen->mode.xres - hdmi_xsize) >> 1;
+                ext_win->area[0].ypos =
+                                (ext_screen->mode.yres - hdmi_ysize) >> 1;
+        }
+
+        if (!is_yuv) {
+                ext_win->area[0].uv_vir_stride = 0;
+               ext_win->area[0].cbr_start = 0;
+               ext_win->area[0].c_offset = 0;
+                return 0;
+        }
+
+        if (ext_dev_drv->rotate_mode == ROTATE_90 ||
+                ext_dev_drv->rotate_mode == ROTATE_270) {
+                ext_win->area[0].uv_vir_stride = ext_win->area[0].y_vir_stride;
+                ext_win->area[0].cbr_start = ext_win->area[0].smem_start +
+                                ext_win->area[0].y_offset +
+                                ext_win->area[0].xvir * ext_win->area[0].yvir;
+               ext_win->area[0].c_offset = win->area[0].c_offset;
+        } else {
+               ext_win->area[0].uv_vir_stride = win->area[0].uv_vir_stride;
+               ext_win->area[0].cbr_start = win->area[0].cbr_start;
+               ext_win->area[0].c_offset = win->area[0].c_offset;
+        }
+
+        return 0;
+}
+
 static struct rk_fb_reg_win_data *rk_fb_get_win_data(struct rk_fb_reg_data
                                                     *regs, int win_id)
 {
@@ -1516,70 +1683,33 @@ static void rk_fb_update_reg(struct rk_lcdc_driver *dev_drv,
        if ((rk_fb->disp_mode == DUAL)
            && (hdmi_get_hotplug() == HDMI_HPD_ACTIVED)
            && hdmi_switch_complete) {
-               for (i = 0; i < rk_fb->num_lcdc; i++) {
-                       if (rk_fb->lcdc_dev_drv[i]->prop == EXTEND) {
-                               ext_dev_drv = rk_fb->lcdc_dev_drv[i];
-                               break;
-                       }
-               }
-               if (i == rk_fb->num_lcdc) {
-                       printk(KERN_ERR "hdmi lcdc driver not found!\n");
-                       goto ext_win_exit;
-               }
-               /* hdmi just need set win0 only(win0 have only one area)
-                * other win is disable
-                */
-               win = dev_drv->win[0];
-               ext_win = ext_dev_drv->win[0];
-               for (j = 0; j < regs->win_num; j++) {
-                       if (0 == regs->reg_win_data[j].win_id)
-                               break;
-               }
-               if (j < regs->win_num) {
-                       rk_fb_update_driver(ext_win, &regs->reg_win_data[j]);
-                       if (win->area[0].xpos != 0 || win->area[0].ypos != 0) {
-                               ext_win->area[0].xsize =
-                                   (ext_dev_drv->cur_screen->xsize * win->area[0].xsize) /
-                                   dev_drv->cur_screen->mode.xres;
-                               ext_win->area[0].ysize =
-                                   (ext_dev_drv->cur_screen->ysize * win->area[0].ysize) /
-                                   dev_drv->cur_screen->mode.yres;
-                               ext_win->area[0].xpos =
-                                   ((ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1) +
-                                   ext_dev_drv->cur_screen->xsize * win->area[0].xpos / dev_drv->cur_screen->mode.xres;
-                               ext_win->area[0].ypos =
-                                   ((ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1) +
-                                   ext_dev_drv->cur_screen->ysize * win->area[0].ypos / dev_drv->cur_screen->mode.yres;
-                       } else {
-                               ext_win->area[0].xpos =
-                                   (ext_dev_drv->cur_screen->mode.xres - ext_dev_drv->cur_screen->xsize) >> 1;
-                               ext_win->area[0].ypos =
-                                   (ext_dev_drv->cur_screen->mode.yres - ext_dev_drv->cur_screen->ysize) >> 1;
-                               ext_win->area[0].xsize = ext_dev_drv->cur_screen->xsize;
-                               ext_win->area[0].ysize = ext_dev_drv->cur_screen->ysize;
-                       }
-                       /* hdmi only one win so disable alpha */
-                       ext_win->alpha_en = 0;
-                       ext_win->state = 1;
-               } else {
-                       ext_win->state = 0;
-               }
-
-               if (win->area[0].xact < win->area[0].yact) {
-                       int pixel_width, vir_width_bit, stride;
-                       ext_win->area[0].xact = win->area[0].yact;
-                       ext_win->area[0].yact = win->area[0].xact;
-                       ext_win->area[0].xvir = win->area[0].yact;
-                       pixel_width = rk_fb_pixel_width(ext_win->format);
-                       vir_width_bit = pixel_width * ext_win->area[0].xvir;
-                       stride = ALIGN_N_TIMES(vir_width_bit, 32) / 8;
-                       ext_win->area[0].y_vir_stride = stride >> 2;
-               }
-               if (ext_dev_drv->rotate_mode > X_Y_MIRROR)
-                       rk_fb_win_rotate(ext_win, win, ext_dev_drv->rotate_mode);
+                ext_dev_drv = rk_get_extend_lcdc_drv();
+                if (!ext_dev_drv) {
+                        printk(KERN_ERR "hdmi lcdc driver not found!\n");
+                        goto ext_win_exit;
+                }
+
+                /* win0 and win1 have only one area and support scale
+                 * but win2 and win3 don't support scale
+                 * so hdmi only use win0 or win1
+                 */
+               for (i = 0; i < 2; i++) {
+                       win = dev_drv->win[i];
+                       ext_win = ext_dev_drv->win[i];
+                        ext_win->state = win->state;
+                        if (!ext_win->state)
+                                continue;
+
+                        rk_fb_update_hdmi_win(ext_win, win);
+
+                        if (ext_dev_drv->rotate_mode > X_Y_MIRROR)
+                               rk_fb_win_rotate(ext_win, win,
+                                                ext_dev_drv->rotate_mode);
+
+                        ext_dev_drv->ops->set_par(ext_dev_drv, i);
+                       ext_dev_drv->ops->pan_display(ext_dev_drv, i);
+                }
 
-               ext_dev_drv->ops->set_par(ext_dev_drv, 0);
-               ext_dev_drv->ops->pan_display(ext_dev_drv, 0);
                ext_dev_drv->ops->cfg_done(ext_dev_drv);
        }
 ext_win_exit: