drm/fsl-dcu/fsl_dcu_drm_drv.c

55 	struct fsl_dcu_drm_device *fsl_dev = dev->dev_private;
57 	regmap_write(fsl_dev->regmap, DCU_INT_STATUS, ~0);
58 	regmap_write(fsl_dev->regmap, DCU_INT_MASK, ~0);
64 	struct fsl_dcu_drm_device *fsl_dev = dev->dev_private;
68 	ret = regmap_read(fsl_dev->regmap, DCU_INT_STATUS, &int_status);
77 	regmap_write(fsl_dev->regmap, DCU_INT_STATUS, int_status);
94 	struct fsl_dcu_drm_device *fsl_dev = dev->dev_private;
97 	free_irq(fsl_dev->irq, dev);
102 	struct fsl_dcu_drm_device *fsl_dev = dev->dev_private;
105 	ret = fsl_dcu_drm_modeset_init(fsl_dev);
117 	ret = fsl_dcu_irq_install(dev, fsl_dev->irq);
170 	struct fsl_dcu_drm_device *fsl_dev = dev_get_drvdata(dev);
173 	if (!fsl_dev)
176 	disable_irq(fsl_dev->irq);
178 	ret = drm_mode_config_helper_suspend(fsl_dev->drm);
180 		enable_irq(fsl_dev->irq);
184 	clk_disable_unprepare(fsl_dev->clk);
191 	struct fsl_dcu_drm_device *fsl_dev = dev_get_drvdata(dev);
194 	if (!fsl_dev)
197 	ret = clk_prepare_enable(fsl_dev->clk);
203 	if (fsl_dev->tcon)
204 		fsl_tcon_bypass_enable(fsl_dev->tcon);
205 	fsl_dcu_drm_init_planes(fsl_dev->drm);
206 	enable_irq(fsl_dev->irq);
208 	drm_mode_config_helper_resume(fsl_dev->drm);
246 	struct fsl_dcu_drm_device *fsl_dev;
258 	fsl_dev = devm_kzalloc(dev, sizeof(*fsl_dev), GFP_KERNEL);
259 	if (!fsl_dev)
265 	fsl_dev->soc = id->data;
274 	fsl_dev->irq = platform_get_irq(pdev, 0);
275 	if (fsl_dev->irq < 0) {
277 		return fsl_dev->irq;
280 	fsl_dev->regmap = devm_regmap_init_mmio(dev, base,
282 	if (IS_ERR(fsl_dev->regmap)) {
284 		return PTR_ERR(fsl_dev->regmap);
287 	fsl_dev->clk = devm_clk_get(dev, "dcu");
288 	if (IS_ERR(fsl_dev->clk)) {
290 		return PTR_ERR(fsl_dev->clk);
292 	ret = clk_prepare_enable(fsl_dev->clk);
301 		pix_clk_in = fsl_dev->clk;
309 	fsl_dev->pix_clk = clk_register_divider(dev, pix_clk_name,
312 	if (IS_ERR(fsl_dev->pix_clk)) {
314 		ret = PTR_ERR(fsl_dev->pix_clk);
318 	fsl_dev->tcon = fsl_tcon_init(dev);
326 	fsl_dev->dev = dev;
327 	fsl_dev->drm = drm;
328 	fsl_dev->np = dev->of_node;
329 	drm->dev_private = fsl_dev;
330 	dev_set_drvdata(dev, fsl_dev);
343 	clk_unregister(fsl_dev->pix_clk);
345 	clk_disable_unprepare(fsl_dev->clk);
351 	struct fsl_dcu_drm_device *fsl_dev = platform_get_drvdata(pdev);
353 	drm_dev_unregister(fsl_dev->drm);
354 	drm_dev_put(fsl_dev->drm);
355 	clk_disable_unprepare(fsl_dev->clk);
356 	clk_unregister(fsl_dev->pix_clk);
361 	struct fsl_dcu_drm_device *fsl_dev = platform_get_drvdata(pdev);
363 	drm_atomic_helper_shutdown(fsl_dev->drm);