linux-kernel - [PATCH v2 5/6] drm/panel: visionox-rm69299: switch to devm_drm_panel

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Message-Id: <20250509-topic-misc-shift6-panel-v2-5-c2c2d52abd51@linaro.org>
Date: Fri, 09 May 2025 10:59:43 +0200
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Jessica Zhang <quic_jesszhan@...cinc.com>, 
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Abhinav Kumar <quic_abhinavk@...cinc.com>
Cc: dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Casey Connolly <casey.connolly@...aro.org>, 
 Neil Armstrong <neil.armstrong@...aro.org>
Subject: [PATCH v2 5/6] drm/panel: visionox-rm69299: switch to
 devm_drm_panel_alloc()

Switch to devm_drm_panel_alloc() to add panel refcounting.

Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
---
 drivers/gpu/drm/panel/panel-visionox-rm69299.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-visionox-rm69299.c b/drivers/gpu/drm/panel/panel-visionox-rm69299.c
index fe921d5fb1942c47c5b849e827c244d7fbde25a3..fda1caa9052dd1c61c2dc23934d5faa8a52a6e31 100644
--- a/drivers/gpu/drm/panel/panel-visionox-rm69299.c
+++ b/drivers/gpu/drm/panel/panel-visionox-rm69299.c
@@ -167,7 +167,9 @@ static int visionox_rm69299_probe(struct mipi_dsi_device *dsi)
 	struct visionox_rm69299 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
+	ctx = devm_drm_panel_alloc(dev, struct visionox_rm69299, panel,
+				   &visionox_rm69299_drm_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
 	if (!ctx)
 		return -ENOMEM;
 
@@ -190,8 +192,6 @@ static int visionox_rm69299_probe(struct mipi_dsi_device *dsi)
 		return PTR_ERR(ctx->reset_gpio);
 	}
 
-	drm_panel_init(&ctx->panel, dev, &visionox_rm69299_drm_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	drm_panel_add(&ctx->panel);
 
 	dsi->lanes = 4;

-- 
2.34.1