Lines Matching refs:ctx

28 	int (*init)(struct ltk050h3146w *ctx);
246 static int ltk050h3146w_init_sequence(struct ltk050h3146w *ctx)
248 	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
307 		dev_err(ctx->dev, "failed to set tear on: %d\n", ret);
335 static int ltk050h3146w_a2_select_page(struct ltk050h3146w *ctx, int page)
337 	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
343 static int ltk050h3146w_a2_write_page(struct ltk050h3146w *ctx, int page,
347 	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
350 	ret = ltk050h3146w_a2_select_page(ctx, page);
352 		dev_err(ctx->dev, "failed to select page %d: %d\n", page, ret);
360 			dev_err(ctx->dev, "failed to write page %d init cmds: %d\n", page, ret);
368 static int ltk050h3146w_a2_init_sequence(struct ltk050h3146w *ctx)
370 	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
377 	ret = ltk050h3146w_a2_write_page(ctx, 3, page3_cmds,
382 	ret = ltk050h3146w_a2_write_page(ctx, 4, page4_cmds,
387 	ret = ltk050h3146w_a2_write_page(ctx, 1, page1_cmds,
392 	ret = ltk050h3146w_a2_select_page(ctx, 0);
394 		dev_err(ctx->dev, "failed to select page 0: %d\n", ret);
401 		dev_err(ctx->dev, "failed to set tear on: %d\n", ret);
431 	struct ltk050h3146w *ctx = panel_to_ltk050h3146w(panel);
432 	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
435 	if (!ctx->prepared)
440 		dev_err(ctx->dev, "failed to set display off: %d\n", ret);
446 		dev_err(ctx->dev, "failed to enter sleep mode: %d\n", ret);
450 	regulator_disable(ctx->iovcc);
451 	regulator_disable(ctx->vci);
453 	ctx->prepared = false;
460 	struct ltk050h3146w *ctx = panel_to_ltk050h3146w(panel);
461 	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
464 	if (ctx->prepared)
467 	dev_dbg(ctx->dev, "Resetting the panel\n");
468 	ret = regulator_enable(ctx->vci);
470 		dev_err(ctx->dev, "Failed to enable vci supply: %d\n", ret);
473 	ret = regulator_enable(ctx->iovcc);
475 		dev_err(ctx->dev, "Failed to enable iovcc supply: %d\n", ret);
479 	gpiod_set_value_cansleep(ctx->reset_gpio, 1);
481 	gpiod_set_value_cansleep(ctx->reset_gpio, 0);
484 	ret = ctx->panel_desc->init(ctx);
486 		dev_err(ctx->dev, "Panel init sequence failed: %d\n", ret);
492 		dev_err(ctx->dev, "Failed to exit sleep mode: %d\n", ret);
501 		dev_err(ctx->dev, "Failed to set display on: %d\n", ret);
507 	ctx->prepared = true;
512 	regulator_disable(ctx->iovcc);
514 	regulator_disable(ctx->vci);
521 	struct ltk050h3146w *ctx = panel_to_ltk050h3146w(panel);
524 	mode = drm_mode_duplicate(connector->dev, ctx->panel_desc->mode);
547 	struct ltk050h3146w *ctx;
550 	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
551 	if (!ctx)
554 	ctx->panel_desc = of_device_get_match_data(dev);
555 	if (!ctx->panel_desc)
558 	ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
559 	if (IS_ERR(ctx->reset_gpio)) {
561 		return PTR_ERR(ctx->reset_gpio);
564 	ctx->vci = devm_regulator_get(dev, "vci");
565 	if (IS_ERR(ctx->vci)) {
566 		ret = PTR_ERR(ctx->vci);
572 	ctx->iovcc = devm_regulator_get(dev, "iovcc");
573 	if (IS_ERR(ctx->iovcc)) {
574 		ret = PTR_ERR(ctx->iovcc);
580 	mipi_dsi_set_drvdata(dsi, ctx);
582 	ctx->dev = dev;
589 	drm_panel_init(&ctx->panel, &dsi->dev, &ltk050h3146w_funcs,
592 	ret = drm_panel_of_backlight(&ctx->panel);
596 	drm_panel_add(&ctx->panel);
601 		drm_panel_remove(&ctx->panel);
610 	struct ltk050h3146w *ctx = mipi_dsi_get_drvdata(dsi);
613 	ret = drm_panel_unprepare(&ctx->panel);
617 	ret = drm_panel_disable(&ctx->panel);
624 	struct ltk050h3146w *ctx = mipi_dsi_get_drvdata(dsi);
633 	drm_panel_remove(&ctx->panel);