40 static int lg4573_spi_write_u16(struct lg4573 *ctx, u16 data)  in lg4573_spi_write_u16()  argument
48 	dev_dbg(ctx->panel.dev, "writing data: %x\n", data);  in lg4573_spi_write_u16()
53 	return spi_sync(ctx->spi, &msg);  in lg4573_spi_write_u16()
56 static int lg4573_spi_write_u16_array(struct lg4573 *ctx, const u16 *buffer,  in lg4573_spi_write_u16_array()  argument
63 		ret = lg4573_spi_write_u16(ctx, buffer[i]);  in lg4573_spi_write_u16_array()
71 static int lg4573_spi_write_dcs(struct lg4573 *ctx, u8 dcs)  in lg4573_spi_write_dcs()  argument
73 	return lg4573_spi_write_u16(ctx, (0x70 << 8 | dcs));  in lg4573_spi_write_dcs()
76 static int lg4573_display_on(struct lg4573 *ctx)  in lg4573_display_on()  argument
80 	ret = lg4573_spi_write_dcs(ctx, MIPI_DCS_EXIT_SLEEP_MODE);  in lg4573_display_on()
86 	return lg4573_spi_write_dcs(ctx, MIPI_DCS_SET_DISPLAY_ON);  in lg4573_display_on()
89 static int lg4573_display_off(struct lg4573 *ctx)  in lg4573_display_off()  argument
93 	ret = lg4573_spi_write_dcs(ctx, MIPI_DCS_SET_DISPLAY_OFF);  in lg4573_display_off()
99 	return lg4573_spi_write_dcs(ctx, MIPI_DCS_ENTER_SLEEP_MODE);  in lg4573_display_off()
102 static int lg4573_display_mode_settings(struct lg4573 *ctx)  in lg4573_display_mode_settings()  argument
115 	dev_dbg(ctx->panel.dev, "transfer display mode settings\n");  in lg4573_display_mode_settings()
116 	return lg4573_spi_write_u16_array(ctx, display_mode_settings,  in lg4573_display_mode_settings()
120 static int lg4573_power_settings(struct lg4573 *ctx)  in lg4573_power_settings()  argument
131 	dev_dbg(ctx->panel.dev, "transfer power settings\n");  in lg4573_power_settings()
132 	return lg4573_spi_write_u16_array(ctx, power_settings,  in lg4573_power_settings()
136 static int lg4573_gamma_settings(struct lg4573 *ctx)  in lg4573_gamma_settings()  argument
156 	dev_dbg(ctx->panel.dev, "transfer gamma settings\n");  in lg4573_gamma_settings()
157 	return lg4573_spi_write_u16_array(ctx, gamma_settings,  in lg4573_gamma_settings()
161 static int lg4573_init(struct lg4573 *ctx)  in lg4573_init()  argument
165 	dev_dbg(ctx->panel.dev, "initializing LCD\n");  in lg4573_init()
167 	ret = lg4573_display_mode_settings(ctx);  in lg4573_init()
171 	ret = lg4573_power_settings(ctx);  in lg4573_init()
175 	return lg4573_gamma_settings(ctx);  in lg4573_init()
178 static int lg4573_power_on(struct lg4573 *ctx)  in lg4573_power_on()  argument
180 	return lg4573_display_on(ctx);  in lg4573_power_on()
185 	struct lg4573 *ctx = panel_to_lg4573(panel);  in lg4573_disable()  local
187 	return lg4573_display_off(ctx);  in lg4573_disable()
192 	struct lg4573 *ctx = panel_to_lg4573(panel);  in lg4573_enable()  local
194 	lg4573_init(ctx);  in lg4573_enable()
196 	return lg4573_power_on(ctx);  in lg4573_enable()
244 	struct lg4573 *ctx;  in lg4573_probe()  local
247 	ctx = devm_kzalloc(&spi->dev, sizeof(*ctx), GFP_KERNEL);  in lg4573_probe()
248 	if (!ctx)  in lg4573_probe()
251 	ctx->spi = spi;  in lg4573_probe()
253 	spi_set_drvdata(spi, ctx);  in lg4573_probe()
262 	drm_panel_init(&ctx->panel);  in lg4573_probe()
263 	ctx->panel.dev = &spi->dev;  in lg4573_probe()
264 	ctx->panel.funcs = &lg4573_drm_funcs;  in lg4573_probe()
266 	return drm_panel_add(&ctx->panel);  in lg4573_probe()
271 	struct lg4573 *ctx = spi_get_drvdata(spi);  in lg4573_remove()  local
273 	lg4573_display_off(ctx);  in lg4573_remove()
274 	drm_panel_remove(&ctx->panel);  in lg4573_remove()