linux-kernel - [PATCH] drm/panel: panasonic-vvx10f034n00: transition to mipi

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Message-ID: <20251127161337.396531-1-avinal.xlvii@gmail.com>
Date: Thu, 27 Nov 2025 21:38:29 +0530
From: Avinal Kumar <avinal.xlvii@...il.com>
To: neil.armstrong@...aro.org,
	jessica.zhang@....qualcomm.com,
	maarten.lankhorst@...ux.intel.com,
	mripard@...nel.org,
	tzimmermann@...e.de,
	airlied@...il.com,
	simona@...ll.ch,
	dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org
Cc: Avinal Kumar <avinal.xlvii@...il.com>
Subject: [PATCH] drm/panel: panasonic-vvx10f034n00: transition to mipi_dsi wrapped functions

Changes the panasonic-vvx10f034n00 panel to multi
style functions for improved error handling.

Signed-off-by: Avinal Kumar <avinal.xlvii@...il.com>
---
Here is the todo list for reference: https://www.kernel.org/doc/html/latest/gpu/todo.html#transition-away-from-using-deprecated-mipi-dsi-functions

This is my first patch in Linux Kernel :)

 drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
index 3c3308fc55df..03c87c02fb57 100644
--- a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
+++ b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
@@ -44,7 +44,12 @@ static inline struct wuxga_nt_panel *to_wuxga_nt_panel(struct drm_panel *panel)
 
 static int wuxga_nt_panel_on(struct wuxga_nt_panel *wuxga_nt)
 {
-	return mipi_dsi_turn_on_peripheral(wuxga_nt->dsi);
+	struct mipi_dsi_multi_context dsi_ctx = {
+		.dsi = wuxga_nt->dsi
+	};
+
+	mipi_dsi_turn_on_peripheral_multi(&dsi_ctx);
+	return dsi_ctx.accum_err;
 }
 
 static int wuxga_nt_panel_disable(struct drm_panel *panel)
-- 
2.52.0