linux-kernel - [PATCH 2/3] drm/panel: visionox-rm69299: Don't clear all mode flags

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Message-Id: <20250901-shift6mq-panel-v1-2-444b4abbfaea@sigxcpu.org>
Date: Mon, 01 Sep 2025 16:22:07 +0200
From: Guido Günther <agx@...xcpu.org>
To: Neil Armstrong <neil.armstrong@...aro.org>, 
 Jessica Zhang <jessica.zhang@....qualcomm.com>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
 phone-devel@...r.kernel.org, 
 Guido Günther <agx@...xcpu.org>
Subject: [PATCH 2/3] drm/panel: visionox-rm69299: Don't clear all mode
 flags

Don't clear all mode flags. We only want to maek sure we use HS mode
during unprepare.

Signed-off-by: Guido Günther <agx@...xcpu.org>
---
 drivers/gpu/drm/panel/panel-visionox-rm69299.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/panel/panel-visionox-rm69299.c b/drivers/gpu/drm/panel/panel-visionox-rm69299.c
index e65697ce6f51c7d64b786da18cf44b16de5d6919..2216d38366ea37368d15480f9d8a8ccbfe77ba3b 100644
--- a/drivers/gpu/drm/panel/panel-visionox-rm69299.c
+++ b/drivers/gpu/drm/panel/panel-visionox-rm69299.c
@@ -192,7 +192,7 @@ static int visionox_rm69299_unprepare(struct drm_panel *panel)
 	struct visionox_rm69299 *ctx = panel_to_ctx(panel);
 	struct mipi_dsi_multi_context dsi_ctx = { .dsi = ctx->dsi };
 
-	ctx->dsi->mode_flags = 0;
+	ctx->dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
 
 	mipi_dsi_dcs_set_display_off_multi(&dsi_ctx);
 

-- 
2.51.0