From b27c0f6d208d6ba269f184ed6f92c6a9908866e6 Mon Sep 17 00:00:00 2001 From: Michael Riesch Date: Fri, 4 Aug 2023 13:23:09 +0200 Subject: drm/panel: sitronix-st7789v: add panel orientation support Determine the orientation of the display based on the device tree and propagate it. Reviewed-by: Neil Armstrong Reviewed-by: Sebastian Reichel Signed-off-by: Michael Riesch Signed-off-by: Neil Armstrong Link: https://patchwork.freedesktop.org/patch/msgid/20230718-feature-st7789v-v3-2-157d68fb63e2@wolfvision.net --- drivers/gpu/drm/panel/panel-sitronix-st7789v.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c index bc8df51224de..0ded72ed2fcd 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c @@ -126,6 +126,7 @@ struct st7789v { struct spi_device *spi; struct gpio_desc *reset; struct regulator *power; + enum drm_panel_orientation orientation; }; enum st7789v_prefix { @@ -325,9 +326,22 @@ static int st7789v_get_modes(struct drm_panel *panel, drm_display_info_set_bus_formats(&connector->display_info, &ctx->info->bus_format, 1); + /* + * TODO: Remove once all drm drivers call + * drm_connector_set_orientation_from_panel() + */ + drm_connector_set_panel_orientation(connector, ctx->orientation); + return 1; } +static enum drm_panel_orientation st7789v_get_orientation(struct drm_panel *p) +{ + struct st7789v *ctx = panel_to_st7789v(p); + + return ctx->orientation; +} + static int st7789v_prepare(struct drm_panel *panel) { struct st7789v *ctx = panel_to_st7789v(panel); @@ -522,6 +536,7 @@ static const struct drm_panel_funcs st7789v_drm_funcs = { .disable = st7789v_disable, .enable = st7789v_enable, .get_modes = st7789v_get_modes, + .get_orientation = st7789v_get_orientation, .prepare = st7789v_prepare, .unprepare = st7789v_unprepare, }; @@ -563,6 +578,8 @@ static int st7789v_probe(struct spi_device *spi) if (ret) return dev_err_probe(dev, ret, "Failed to get backlight\n"); + of_drm_get_panel_orientation(spi->dev.of_node, &ctx->orientation); + drm_panel_add(&ctx->panel); return 0; -- cgit v1.2.3