1 // SPDX-License-Identifier: GPL-2.0-or-later
16 #include <linux/soc/amlogic/meson-canvas.h>
43  * DOC: Video Processing Unit
45  * VPU Handles the Global Video Processing, it includes management of the
50  * - Full reset of entire video processing HW blocks
51  * - Scaling and setup of the VPU clock
52  * - Bus clock gates
53  * - Powering up video processing HW blocks
54  * - Powering Up HDMI controller and PHY
70 	struct meson_drm *priv = dev->dev_private;  in meson_irq()
72 	(void)readl_relaxed(priv->io_base + _REG(VENC_INTFLAG));  in meson_irq()
85 	args->pitch = ALIGN(DIV_ROUND_UP(args->width * args->bpp, 8), SZ_64);  in meson_dumb_create()
86 	args->size = PAGE_ALIGN(args->pitch * args->height);  in meson_dumb_create()
113 	for_each_endpoint_of_node(dev->of_node, ep) {  in meson_vpu_has_available_connectors()
140 	writel_relaxed(value, priv->io_base + _REG(VPU_RDARB_MODE_L1C1));  in meson_vpu_init()
144 	writel_relaxed(value, priv->io_base + _REG(VPU_RDARB_MODE_L1C2));  in meson_vpu_init()
149 	writel_relaxed(value, priv->io_base + _REG(VPU_RDARB_MODE_L2C1));  in meson_vpu_init()
153 	writel_relaxed(value, priv->io_base + _REG(VPU_WRARB_MODE_L2C1));  in meson_vpu_init()
184 	/* Checks if an output connector is available */  in meson_drv_bind_master()
186 		dev_err(dev, "No output connector available\n");  in meson_drv_bind_master()
187 		return -ENODEV;  in meson_drv_bind_master()
192 		return -ENODEV;  in meson_drv_bind_master()
200 		ret = -ENOMEM;  in meson_drv_bind_master()
203 	drm->dev_private = priv;  in meson_drv_bind_master()
204 	priv->drm = drm;  in meson_drv_bind_master()
205 	priv->dev = dev;  in meson_drv_bind_master()
206 	priv->compat = match->compat;  in meson_drv_bind_master()
207 	priv->afbcd.ops = match->afbcd_ops;  in meson_drv_bind_master()
216 	priv->io_base = regs;  in meson_drv_bind_master()
220 		ret = -EINVAL;  in meson_drv_bind_master()
224 	regs = devm_ioremap(dev, res->start, resource_size(res));  in meson_drv_bind_master()
226 		ret = -EADDRNOTAVAIL;  in meson_drv_bind_master()
230 	priv->hhi = devm_regmap_init_mmio(dev, regs,  in meson_drv_bind_master()
232 	if (IS_ERR(priv->hhi)) {  in meson_drv_bind_master()
233 		dev_err(&pdev->dev, "Couldn't create the HHI regmap\n");  in meson_drv_bind_master()
234 		ret = PTR_ERR(priv->hhi);  in meson_drv_bind_master()
238 	priv->canvas = meson_canvas_get(dev);  in meson_drv_bind_master()
239 	if (IS_ERR(priv->canvas)) {  in meson_drv_bind_master()
240 		ret = PTR_ERR(priv->canvas);  in meson_drv_bind_master()
244 	ret = meson_canvas_alloc(priv->canvas, &priv->canvas_id_osd1);  in meson_drv_bind_master()
247 	ret = meson_canvas_alloc(priv->canvas, &priv->canvas_id_vd1_0);  in meson_drv_bind_master()
249 		meson_canvas_free(priv->canvas, priv->canvas_id_osd1);  in meson_drv_bind_master()
252 	ret = meson_canvas_alloc(priv->canvas, &priv->canvas_id_vd1_1);  in meson_drv_bind_master()
254 		meson_canvas_free(priv->canvas, priv->canvas_id_osd1);  in meson_drv_bind_master()
255 		meson_canvas_free(priv->canvas, priv->canvas_id_vd1_0);  in meson_drv_bind_master()
258 	ret = meson_canvas_alloc(priv->canvas, &priv->canvas_id_vd1_2);  in meson_drv_bind_master()
260 		meson_canvas_free(priv->canvas, priv->canvas_id_osd1);  in meson_drv_bind_master()
261 		meson_canvas_free(priv->canvas, priv->canvas_id_vd1_0);  in meson_drv_bind_master()
262 		meson_canvas_free(priv->canvas, priv->canvas_id_vd1_1);  in meson_drv_bind_master()
266 	priv->vsync_irq = platform_get_irq(pdev, 0);  in meson_drv_bind_master()
275 			priv->limits = &meson_drm_soc_attrs[i].limits;  in meson_drv_bind_master()
291 	drm->mode_config.max_width = 3840;  in meson_drv_bind_master()
292 	drm->mode_config.max_height = 2160;  in meson_drv_bind_master()
293 	drm->mode_config.funcs = &meson_mode_config_funcs;  in meson_drv_bind_master()
294 	drm->mode_config.helper_private	= &meson_mode_config_helpers;  in meson_drv_bind_master()
302 	if (priv->afbcd.ops) {  in meson_drv_bind_master()
303 		ret = priv->afbcd.ops->init(priv);  in meson_drv_bind_master()
315 		ret = component_bind_all(drm->dev, drm);  in meson_drv_bind_master()
317 			dev_err(drm->dev, "Couldn't bind all components\n");  in meson_drv_bind_master()
334 	ret = request_irq(priv->vsync_irq, meson_irq, 0, drm->driver->name, drm);  in meson_drv_bind_master()
353 	free_irq(priv->vsync_irq, drm);  in meson_drv_bind_master()
368 	struct drm_device *drm = priv->drm;  in meson_drv_unbind()
370 	if (priv->canvas) {  in meson_drv_unbind()
371 		meson_canvas_free(priv->canvas, priv->canvas_id_osd1);  in meson_drv_unbind()
372 		meson_canvas_free(priv->canvas, priv->canvas_id_vd1_0);  in meson_drv_unbind()
373 		meson_canvas_free(priv->canvas, priv->canvas_id_vd1_1);  in meson_drv_unbind()
374 		meson_canvas_free(priv->canvas, priv->canvas_id_vd1_2);  in meson_drv_unbind()
381 	free_irq(priv->vsync_irq, drm);  in meson_drv_unbind()
384 	if (priv->afbcd.ops) {  in meson_drv_unbind()
385 		priv->afbcd.ops->reset(priv);  in meson_drv_unbind()
402 	return drm_mode_config_helper_suspend(priv->drm);  in meson_drv_pm_suspend()
416 	if (priv->afbcd.ops)  in meson_drv_pm_resume()
417 		priv->afbcd.ops->init(priv);  in meson_drv_pm_resume()
419 	return drm_mode_config_helper_resume(priv->drm);  in meson_drv_pm_resume()
425 			 dev->of_node, data);  in compare_of()
427 	return dev->of_node == data;  in compare_of()
432 	{ .compatible = "composite-video-connector" },
433 	{ .compatible = "svideo-connector" },
434 	{ .compatible = "hdmi-connector" },
435 	{ .compatible = "dvi-connector" },
447 	/* If node is a connector, return and do not add to match table */  in meson_probe_remote()
451 	component_match_add(&pdev->dev, match, compare_of, remote);  in meson_probe_remote()
472 	struct meson_drm *priv = dev_get_drvdata(&pdev->dev);  in meson_drv_shutdown()
477 	drm_kms_helper_poll_fini(priv->drm);  in meson_drv_shutdown()
478 	drm_atomic_helper_shutdown(priv->drm);  in meson_drv_shutdown()
484 	struct device_node *np = pdev->dev.of_node;  in meson_drv_probe()
500 		return meson_drv_bind_master(&pdev->dev, false);  in meson_drv_probe()
504 		dev_info(&pdev->dev, "Queued %d outputs on vpu\n", count);  in meson_drv_probe()
506 		return component_master_add_with_match(&pdev->dev,  in meson_drv_probe()
534 	{ .compatible = "amlogic,meson-gxbb-vpu",
536 	{ .compatible = "amlogic,meson-gxl-vpu",
538 	{ .compatible = "amlogic,meson-gxm-vpu",
540 	{ .compatible = "amlogic,meson-g12a-vpu",
554 		.name	= "meson-drm",