static int fsl_dcu_drm_pm_resume(struct device *dev) { struct fsl_dcu_drm_device *fsl_dev = dev_get_drvdata(dev); int ret; if (!fsl_dev) return 0; ret = clk_prepare_enable(fsl_dev->clk); if (ret < 0) { dev_err(dev, "failed to enable dcu clk\n"); return ret; } if (fsl_dev->tcon) fsl_tcon_bypass_enable(fsl_dev->tcon); fsl_dcu_drm_init_planes(fsl_dev->drm); drm_atomic_helper_resume(fsl_dev->drm, fsl_dev->state); console_lock(); drm_fbdev_cma_set_suspend(fsl_dev->fbdev, 0); console_unlock(); drm_kms_helper_poll_enable(fsl_dev->drm); enable_irq(fsl_dev->irq); return 0; }
static void fsl_dcu_drm_encoder_enable(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct fsl_dcu_drm_device *fsl_dev = dev->dev_private; if (fsl_dev->tcon) fsl_tcon_bypass_enable(fsl_dev->tcon); }