1 // SPDX-License-Identifier: GPL-2.0-only
12 #include <linux/soc/mediatek/mtk-cmdq.h>
49 #define RDMA_FIFO_SIZE(rdma)			((rdma)->data->fifo_size)
59  * struct mtk_disp_rdma - DISP_RDMA driver structure
77 	writel(0x0, priv->regs + DISP_REG_RDMA_INT_STATUS);  in mtk_disp_rdma_irq_handler()
79 	if (!priv->vblank_cb)  in mtk_disp_rdma_irq_handler()
82 	priv->vblank_cb(priv->vblank_cb_data);  in mtk_disp_rdma_irq_handler()
91 	unsigned int tmp = readl(rdma->regs + reg);  in rdma_update_bits()
94 	writel(tmp, rdma->regs + reg);  in rdma_update_bits()
103 	rdma->vblank_cb = vblank_cb;  in mtk_rdma_enable_vblank()
104 	rdma->vblank_cb_data = vblank_cb_data;  in mtk_rdma_enable_vblank()
113 	rdma->vblank_cb = NULL;  in mtk_rdma_disable_vblank()
114 	rdma->vblank_cb_data = NULL;  in mtk_rdma_disable_vblank()
122 	return clk_prepare_enable(rdma->clk);  in mtk_rdma_clk_enable()
129 	clk_disable_unprepare(rdma->clk);  in mtk_rdma_clk_disable()
152 	mtk_ddp_write_mask(cmdq_pkt, width, &rdma->cmdq_reg, rdma->regs,  in mtk_rdma_config()
154 	mtk_ddp_write_mask(cmdq_pkt, height, &rdma->cmdq_reg, rdma->regs,  in mtk_rdma_config()
157 	if (rdma->fifo_size)  in mtk_rdma_config()
158 		rdma_fifo_size = rdma->fifo_size;  in mtk_rdma_config()
172 	mtk_ddp_write(cmdq_pkt, reg, &rdma->cmdq_reg, rdma->regs, DISP_REG_RDMA_FIFO_CON);  in mtk_rdma_config()
222 	struct mtk_plane_pending_state *pending = &state->pending;  in mtk_rdma_layer_config()
223 	unsigned int addr = pending->addr;  in mtk_rdma_layer_config()
224 	unsigned int pitch = pending->pitch & 0xffff;  in mtk_rdma_layer_config()
225 	unsigned int fmt = pending->format;  in mtk_rdma_layer_config()
229 	mtk_ddp_write_relaxed(cmdq_pkt, con, &rdma->cmdq_reg, rdma->regs, DISP_RDMA_MEM_CON);  in mtk_rdma_layer_config()
232 		mtk_ddp_write_mask(cmdq_pkt, RDMA_MATRIX_ENABLE, &rdma->cmdq_reg, rdma->regs,  in mtk_rdma_layer_config()
236 				   &rdma->cmdq_reg, rdma->regs, DISP_REG_RDMA_SIZE_CON_0,  in mtk_rdma_layer_config()
239 		mtk_ddp_write_mask(cmdq_pkt, 0, &rdma->cmdq_reg, rdma->regs,  in mtk_rdma_layer_config()
243 	mtk_ddp_write_relaxed(cmdq_pkt, addr, &rdma->cmdq_reg, rdma->regs,  in mtk_rdma_layer_config()
245 	mtk_ddp_write_relaxed(cmdq_pkt, pitch, &rdma->cmdq_reg, rdma->regs,  in mtk_rdma_layer_config()
247 	mtk_ddp_write(cmdq_pkt, RDMA_MEM_GMC, &rdma->cmdq_reg, rdma->regs,  in mtk_rdma_layer_config()
249 	mtk_ddp_write_mask(cmdq_pkt, RDMA_MODE_MEMORY, &rdma->cmdq_reg, rdma->regs,  in mtk_rdma_layer_config()
273 	struct device *dev = &pdev->dev;  in mtk_disp_rdma_probe()
281 		return -ENOMEM;  in mtk_disp_rdma_probe()
287 	priv->clk = devm_clk_get(dev, NULL);  in mtk_disp_rdma_probe()
288 	if (IS_ERR(priv->clk)) {  in mtk_disp_rdma_probe()
290 		return PTR_ERR(priv->clk);  in mtk_disp_rdma_probe()
294 	priv->regs = devm_ioremap_resource(dev, res);  in mtk_disp_rdma_probe()
295 	if (IS_ERR(priv->regs)) {  in mtk_disp_rdma_probe()
297 		return PTR_ERR(priv->regs);  in mtk_disp_rdma_probe()
300 	ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0);  in mtk_disp_rdma_probe()
302 		dev_dbg(dev, "get mediatek,gce-client-reg fail!\n");  in mtk_disp_rdma_probe()
305 	if (of_find_property(dev->of_node, "mediatek,rdma-fifo-size", &ret)) {  in mtk_disp_rdma_probe()
306 		ret = of_property_read_u32(dev->of_node,  in mtk_disp_rdma_probe()
307 					   "mediatek,rdma-fifo-size",  in mtk_disp_rdma_probe()
308 					   &priv->fifo_size);  in mtk_disp_rdma_probe()
316 	writel(0x0, priv->regs + DISP_REG_RDMA_INT_ENABLE);  in mtk_disp_rdma_probe()
317 	writel(0x0, priv->regs + DISP_REG_RDMA_INT_STATUS);  in mtk_disp_rdma_probe()
326 	priv->data = of_device_get_match_data(dev);  in mtk_disp_rdma_probe()
339 	component_del(&pdev->dev, &mtk_disp_rdma_component_ops);  in mtk_disp_rdma_remove()
357 	{ .compatible = "mediatek,mt2701-disp-rdma",
359 	{ .compatible = "mediatek,mt8173-disp-rdma",
361 	{ .compatible = "mediatek,mt8183-disp-rdma",
371 		.name	= "mediatek-disp-rdma",