33 static int adp_dsi_gen_pkt_hdr_write(struct adp_mipi_drv_private *adp, u32 hdr_val)  in adp_dsi_gen_pkt_hdr_write()  argument
38 	ret = readl_poll_timeout(adp->mipi + DSI_CMD_PKT_STATUS,  in adp_dsi_gen_pkt_hdr_write()
42 		dev_err(adp->dsi.dev, "failed to get available command FIFO\n");  in adp_dsi_gen_pkt_hdr_write()
46 	writel(hdr_val, adp->mipi + DSI_GEN_HDR);  in adp_dsi_gen_pkt_hdr_write()
49 	ret = readl_poll_timeout(adp->mipi + DSI_CMD_PKT_STATUS,  in adp_dsi_gen_pkt_hdr_write()
53 		dev_err(adp->dsi.dev, "failed to write command FIFO\n");  in adp_dsi_gen_pkt_hdr_write()
60 static int adp_dsi_write(struct adp_mipi_drv_private *adp,  in adp_dsi_write()  argument
72 			writel(le32_to_cpu(word), adp->mipi + DSI_GEN_PLD_DATA);  in adp_dsi_write()
76 			writel(le32_to_cpu(word), adp->mipi + DSI_GEN_PLD_DATA);  in adp_dsi_write()
81 		ret = readl_poll_timeout(adp->mipi + DSI_CMD_PKT_STATUS,  in adp_dsi_write()
85 			dev_err(adp->dsi.dev,  in adp_dsi_write()
93 	return adp_dsi_gen_pkt_hdr_write(adp, le32_to_cpu(word));  in adp_dsi_write()
96 static int adp_dsi_read(struct adp_mipi_drv_private *adp,  in adp_dsi_read()  argument
104 	ret = readl_poll_timeout(adp->mipi + DSI_CMD_PKT_STATUS,  in adp_dsi_read()
108 		dev_err(adp->dsi.dev, "Timeout during read operation\n");  in adp_dsi_read()
114 		ret = readl_poll_timeout(adp->mipi + DSI_CMD_PKT_STATUS,  in adp_dsi_read()
118 			dev_err(adp->dsi.dev, "Read payload FIFO is empty\n");  in adp_dsi_read()
122 		val = readl(adp->mipi + DSI_GEN_PLD_DATA);  in adp_dsi_read()
133 	struct adp_mipi_drv_private *adp = mipi_to_adp(host);  in adp_dsi_host_transfer()  local
139 		dev_err(adp->dsi.dev, "failed to create packet: %d\n", ret);  in adp_dsi_host_transfer()
143 	ret = adp_dsi_write(adp, &packet);  in adp_dsi_host_transfer()
148 		ret = adp_dsi_read(adp, msg);  in adp_dsi_host_transfer()
176 	struct adp_mipi_drv_private *adp = mipi_to_adp(host);  in adp_dsi_host_attach()  local
180 	next = devm_drm_of_get_bridge(adp->dsi.dev, adp->dsi.dev->of_node, 1, 0);  in adp_dsi_host_attach()
184 	adp->next_bridge = next;  in adp_dsi_host_attach()
186 	drm_bridge_add(&adp->bridge);  in adp_dsi_host_attach()
191 		drm_bridge_remove(&adp->bridge);  in adp_dsi_host_attach()
201 	struct adp_mipi_drv_private *adp = mipi_to_adp(host);  in adp_dsi_host_detach()  local
204 	drm_bridge_remove(&adp->bridge);  in adp_dsi_host_detach()
217 	struct adp_mipi_drv_private *adp =  in adp_dsi_bridge_attach()  local
220 	return drm_bridge_attach(bridge->encoder, adp->next_bridge, bridge, flags);  in adp_dsi_bridge_attach()
229 	struct adp_mipi_drv_private *adp;  in adp_mipi_probe()  local
231 	adp = devm_kzalloc(&pdev->dev, sizeof(*adp), GFP_KERNEL);  in adp_mipi_probe()
232 	if (!adp)  in adp_mipi_probe()
235 	adp->mipi = devm_platform_ioremap_resource(pdev, 0);  in adp_mipi_probe()
236 	if (IS_ERR(adp->mipi)) {  in adp_mipi_probe()
238 		return PTR_ERR(adp->mipi);  in adp_mipi_probe()
241 	adp->dsi.dev = &pdev->dev;  in adp_mipi_probe()
242 	adp->dsi.ops = &adp_dsi_host_ops;  in adp_mipi_probe()
243 	adp->bridge.funcs = &adp_dsi_bridge_funcs;  in adp_mipi_probe()
244 	adp->bridge.of_node = pdev->dev.of_node;  in adp_mipi_probe()
245 	adp->bridge.type = DRM_MODE_CONNECTOR_DSI;  in adp_mipi_probe()
246 	dev_set_drvdata(&pdev->dev, adp);  in adp_mipi_probe()
247 	return mipi_dsi_host_register(&adp->dsi);  in adp_mipi_probe()
253 	struct adp_mipi_drv_private *adp = dev_get_drvdata(dev);  in adp_mipi_remove()  local
255 	mipi_dsi_host_unregister(&adp->dsi);  in adp_mipi_remove()
266 		.name = "adp-mipi",