1 // SPDX-License-Identifier: GPL-2.0-only
5  * Generated using linux-mdss-dsi-panel-driver-generator from Lineage OS device tree:
6 …com/LineageOS/android_kernel_xiaomi_msm8996/blob/lineage-18.1/arch/arm/boot/dts/qcom/a1-msm8996-mt…
21 	struct drm_panel panel;  member
22 	struct mipi_dsi_device *dsi;  member
26 static inline struct jdi_fhd_r63452 *to_jdi_fhd_r63452(struct drm_panel *panel)  in to_jdi_fhd_r63452()  argument
28 	return container_of(panel, struct jdi_fhd_r63452, panel);  in to_jdi_fhd_r63452()
33 	gpiod_set_value_cansleep(ctx->reset_gpio, 0);  in jdi_fhd_r63452_reset()
35 	gpiod_set_value_cansleep(ctx->reset_gpio, 1);  in jdi_fhd_r63452_reset()
37 	gpiod_set_value_cansleep(ctx->reset_gpio, 0);  in jdi_fhd_r63452_reset()
43 	struct mipi_dsi_device *dsi = ctx->dsi;  in jdi_fhd_r63452_on()  local
44 	struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };  in jdi_fhd_r63452_on()
46 	dsi->mode_flags |= MIPI_DSI_MODE_LPM;  in jdi_fhd_r63452_on()
85 	struct mipi_dsi_device *dsi = ctx->dsi;  in jdi_fhd_r63452_off()  local
86 	struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };  in jdi_fhd_r63452_off()
88 	dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;  in jdi_fhd_r63452_off()
103 static int jdi_fhd_r63452_prepare(struct drm_panel *panel)  in jdi_fhd_r63452_prepare()  argument
105 	struct jdi_fhd_r63452 *ctx = to_jdi_fhd_r63452(panel);  in jdi_fhd_r63452_prepare()
112 		gpiod_set_value_cansleep(ctx->reset_gpio, 1);  in jdi_fhd_r63452_prepare()
117 static int jdi_fhd_r63452_unprepare(struct drm_panel *panel)  in jdi_fhd_r63452_unprepare()  argument
119 	struct jdi_fhd_r63452 *ctx = to_jdi_fhd_r63452(panel);  in jdi_fhd_r63452_unprepare()
122 	 * NOTE: We don't return an error here as while the panel won't have  in jdi_fhd_r63452_unprepare()
128 	gpiod_set_value_cansleep(ctx->reset_gpio, 1);  in jdi_fhd_r63452_unprepare()
147 static int jdi_fhd_r63452_get_modes(struct drm_panel *panel,  in jdi_fhd_r63452_get_modes()  argument
152 	mode = drm_mode_duplicate(connector->dev, &jdi_fhd_r63452_mode);  in jdi_fhd_r63452_get_modes()
154 		return -ENOMEM;  in jdi_fhd_r63452_get_modes()
158 	mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;  in jdi_fhd_r63452_get_modes()
159 	connector->display_info.width_mm = mode->width_mm;  in jdi_fhd_r63452_get_modes()
160 	connector->display_info.height_mm = mode->height_mm;  in jdi_fhd_r63452_get_modes()
172 static int jdi_fhd_r63452_probe(struct mipi_dsi_device *dsi)  in jdi_fhd_r63452_probe()  argument
174 	struct device *dev = &dsi->dev;  in jdi_fhd_r63452_probe()
180 		return -ENOMEM;  in jdi_fhd_r63452_probe()
182 	ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);  in jdi_fhd_r63452_probe()
183 	if (IS_ERR(ctx->reset_gpio))  in jdi_fhd_r63452_probe()
184 		return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),  in jdi_fhd_r63452_probe()
185 				     "Failed to get reset-gpios\n");  in jdi_fhd_r63452_probe()
187 	ctx->dsi = dsi;  in jdi_fhd_r63452_probe()
188 	mipi_dsi_set_drvdata(dsi, ctx);  in jdi_fhd_r63452_probe()
190 	dsi->lanes = 4;  in jdi_fhd_r63452_probe()
191 	dsi->format = MIPI_DSI_FMT_RGB888;  in jdi_fhd_r63452_probe()
192 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO_BURST |  in jdi_fhd_r63452_probe()
195 	drm_panel_init(&ctx->panel, dev, &jdi_fhd_r63452_panel_funcs,  in jdi_fhd_r63452_probe()
197 	ctx->panel.prepare_prev_first = true;  in jdi_fhd_r63452_probe()
199 	ret = drm_panel_of_backlight(&ctx->panel);  in jdi_fhd_r63452_probe()
203 	drm_panel_add(&ctx->panel);  in jdi_fhd_r63452_probe()
205 	ret = mipi_dsi_attach(dsi);  in jdi_fhd_r63452_probe()
207 		dev_err(dev, "Failed to attach to DSI host: %d\n", ret);  in jdi_fhd_r63452_probe()
214 static void jdi_fhd_r63452_remove(struct mipi_dsi_device *dsi)  in jdi_fhd_r63452_remove()  argument
216 	struct jdi_fhd_r63452 *ctx = mipi_dsi_get_drvdata(dsi);  in jdi_fhd_r63452_remove()
219 	ret = mipi_dsi_detach(dsi);  in jdi_fhd_r63452_remove()
221 		dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret);  in jdi_fhd_r63452_remove()
223 	drm_panel_remove(&ctx->panel);  in jdi_fhd_r63452_remove()
227 	{ .compatible = "jdi,fhd-r63452" },
236 		.name = "panel-jdi-fhd-r63452",
243 MODULE_DESCRIPTION("DRM driver for JDI FHD R63452 DSI panel, command mode");