From: Svyatoslav Ryhel <clamor95@gmail.com>
Date: Tue, 31 Dec 2024 07:58:01 +0000 (+0200)
Subject: video: tegra20: dsi: pass source on DSI configuration
X-Git-Tag: v2025.07-rc1~18^2~55^2~17
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5325221186244173fa2274352cf4fb693988accd;p=pandora-u-boot.git

video: tegra20: dsi: pass source on DSI configuration

Parametrize DSI configuration by passing DC source pipe. This
should resolve possible failure if second DC is used with DSI
for some reason.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
---

diff --git a/drivers/video/tegra20/tegra-dsi.c b/drivers/video/tegra20/tegra-dsi.c
index b132a23432c..079b00e0f61 100644
--- a/drivers/video/tegra20/tegra-dsi.c
+++ b/drivers/video/tegra20/tegra-dsi.c
@@ -650,7 +650,7 @@ static void tegra_dsi_ganged_enable(struct udevice *dev, unsigned int start,
 	writel(DSI_GANGED_MODE_CONTROL_ENABLE, &ganged->ganged_mode_ctrl);
 }
 
-static void tegra_dsi_configure(struct udevice *dev,
+static void tegra_dsi_configure(struct udevice *dev, unsigned int pipe,
 				unsigned long mode_flags)
 {
 	struct tegra_dsi_priv *priv = dev_get_priv(dev);
@@ -681,7 +681,7 @@ static void tegra_dsi_configure(struct udevice *dev,
 	value = DSI_CONTROL_CHANNEL(0) |
 		DSI_CONTROL_FORMAT(priv->format) |
 		DSI_CONTROL_LANES(device->lanes - 1) |
-		DSI_CONTROL_SOURCE(0);
+		DSI_CONTROL_SOURCE(pipe);
 	writel(value, &misc->dsi_ctrl);
 
 	writel(priv->video_fifo_depth, &misc->dsi_max_threshold);
@@ -786,7 +786,7 @@ static void tegra_dsi_configure(struct udevice *dev,
 	writel(value, &misc->dsi_sol_delay);
 
 	if (priv->slave) {
-		tegra_dsi_configure(priv->slave, mode_flags);
+		tegra_dsi_configure(priv->slave, pipe, mode_flags);
 		/*
 		 * TODO: Support modes other than symmetrical left-right
 		 * split.
@@ -815,6 +815,7 @@ static void tegra_dsi_enable(struct udevice *dev)
 static int tegra_dsi_encoder_enable(struct udevice *dev)
 {
 	struct tegra_dsi_priv *priv = dev_get_priv(dev);
+	struct tegra_dc_plat *dc_plat = dev_get_plat(dev);
 	struct mipi_dsi_device *device = &priv->device;
 	struct display_timing *timing = &priv->timing;
 	struct dsi_misc_reg *misc = &priv->dsi->misc;
@@ -880,7 +881,7 @@ static int tegra_dsi_encoder_enable(struct udevice *dev)
 	if (ret)
 		return ret;
 
-	tegra_dsi_configure(dev, device->mode_flags);
+	tegra_dsi_configure(dev, dc_plat->pipe, device->mode_flags);
 
 	tegra_dc_enable_controller(dev);