rk fb: add switch enable status when send uevent

Signed-off-by: hjc <hjc@rock-chips.com>

diff --git a/drivers/video/rockchip/rk_fb.c b/drivers/video/rockchip/rk_fb.c
index 8102345662d55d8d8681331a0dd9476c93d61997..e661d27f136b6c81224d8fb75237534de09545c5 100755 (executable)
--- a/drivers/video/rockchip/rk_fb.c
+++ b/drivers/video/rockchip/rk_fb.c
@@ -3200,16 +3200,14 @@ int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
                return 0;
        hdmi_switch_state = 0;
        dev_drv->hdmi_switch = 1;
-#ifdef CONFIG_SWITCH
+
        envp[0] = "switch screen";
        envp[1] = kmalloc(32, GFP_KERNEL);
        if (envp[1] == NULL)
                return 0;
-       sprintf(envp[1], "SCREEN=%d", screen->type);
+       sprintf(envp[1], "SCREEN=%d,ENABLE=%d", screen->type, enable);
        envp[2] = NULL;
-       kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
-       kfree(envp[1]);
-#endif
+
        if ((rk_fb->disp_mode == ONE_DUAL) ||
            (rk_fb->disp_mode == NO_DUAL)) {
                if ((dev_drv->ops->backlight_close) &&
@@ -3237,7 +3235,6 @@ int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
                    (rk_fb->disp_policy != DISPLAY_POLICY_BOX))) {
                        dev_drv->cur_screen = dev_drv->screen0;
                        dev_drv->ops->load_screen(dev_drv, 1);
-
                        /* force modify dsp size */
                        info = rk_fb->fb[dev_drv->fb_index_base];
                        info->var.grayscale &= 0xff;
@@ -3265,6 +3262,8 @@ int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
                                        dev_drv->ops->open(dev_drv, i, 0);
                        }
                }
+                kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
+                kfree(envp[1]);
 
                hdmi_switch_state = 0;
                dev_drv->hdmi_switch = 0;
@@ -3314,6 +3313,9 @@ int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
        }else {
                dev_drv->uboot_logo = 0;
        }
+        kobject_uevent_env(&dev_drv->dev->kobj, KOBJ_CHANGE, envp);
+        kfree(envp[1]);
+
        hdmi_switch_state = 1;
        dev_drv->hdmi_switch = 0;
        if ((rk_fb->disp_mode == ONE_DUAL) || (rk_fb->disp_mode == NO_DUAL)) {