linux-kernel - [PATCH v3 2/3] drm/panel: visionox-rm69299: Don't clear all mode flags

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Message-Id: <20250910-shift6mq-panel-v3-2-a7729911afb9@sigxcpu.org>
Date: Wed, 10 Sep 2025 18:39:57 +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>, 
 Matthias Kaehlcke <mka@...omium.org>, Sam Ravnborg <sam@...nborg.org>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
 phone-devel@...r.kernel.org, 
 Guido Günther <agx@...xcpu.org>
Subject: [PATCH v3 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.

Fixes: c7f66d32dd431 ("drm/panel: add support for rm69299 visionox panel")
Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>
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 5491d601681cff52eca1d72ad4489731d2276c30..66c30db3b73a71f23b587b6e994a22dba5e85d25 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