From edb8a528f96abb621d7d3ee51b026ec05a4e8049 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jonas=20Schw=C3=B6bel?= Date: Tue, 23 Jan 2024 19:16:33 +0200 Subject: [PATCH] video: tegra20: dsi: use set_backlight for backlight only MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Shift the backlight set further to prevent visual glitches on panel init. Signed-off-by: Jonas Schwöbel Signed-off-by: Svyatoslav Ryhel Reviewed-by: Thierry Reding --- drivers/video/tegra20/tegra-dsi.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/video/tegra20/tegra-dsi.c b/drivers/video/tegra20/tegra-dsi.c index 7d63557d1b..13dae37806 100644 --- a/drivers/video/tegra20/tegra-dsi.c +++ b/drivers/video/tegra20/tegra-dsi.c @@ -766,10 +766,6 @@ static int tegra_dsi_encoder_enable(struct udevice *dev) if (ret) return ret; - ret = panel_set_backlight(priv->panel, BACKLIGHT_DEFAULT); - if (ret) - return ret; - tegra_dsi_configure(dev, device->mode_flags); tegra_dc_enable_controller(dev); @@ -784,8 +780,10 @@ static int tegra_dsi_encoder_enable(struct udevice *dev) static int tegra_dsi_bridge_set_panel(struct udevice *dev, int percent) { - /* Is not used in tegra dc */ - return 0; + struct tegra_dsi_priv *priv = dev_get_priv(dev); + + /* Turn on/off backlight */ + return panel_set_backlight(priv->panel, percent); } static int tegra_dsi_panel_timings(struct udevice *dev, -- 2.39.5