linux-kernel - [PATCH 13/46] panel/samsung-s6d16d0: Use refcounted allocation in place of devm

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20250403-b4-drm_panel_mass_driver_convert_part3-v1-13-965b15ad5b8e@redhat.com>
Date: Thu, 03 Apr 2025 16:20:44 -0400
From: Anusha Srivatsa <asrivats@...hat.com>
To: Neil Armstrong <neil.armstrong@...aro.org>, 
 Jessica Zhang <quic_jesszhan@...cinc.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>, 
 Robert Chiras <robert.chiras@....com>, 
 Linus Walleij <linus.walleij@...aro.org>, 
 Markuss Broks <markuss.broks@...il.com>, 
 Artur Weber <aweber.kernel@...il.com>, 
 Dzmitry Sankouski <dsankouski@...il.com>, 
 Jagan Teki <jagan@...rulasolutions.com>, 
 Guido Günther <agx@...xcpu.org>, 
 Purism Kernel Team <kernel@...i.sm>, Ondrej Jirman <megi@....cz>, 
 Sasha Finkelstein <fnkl.kernel@...il.com>, Janne Grunau <j@...nau.net>, 
 Michael Trimarchi <michael@...rulasolutions.com>, 
 Laurent Pinchart <laurent.pinchart@...asonboard.com>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
 asahi@...ts.linux.dev, Anusha Srivatsa <asrivats@...hat.com>
Subject: [PATCH 13/46] panel/samsung-s6d16d0: Use refcounted allocation in
 place of devm_kzalloc()

Move to using the new API devm_drm_panel_alloc() to allocate the
panel.

Signed-off-by: Anusha Srivatsa <asrivats@...hat.com>
---
 drivers/gpu/drm/panel/panel-samsung-s6d16d0.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c b/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
index 79f611963c6183218b42c7b6c3e2ab298e3fdb99..ba1a02000bb9def0b4afa8a43e13bc7c3c92a51d 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
@@ -166,9 +166,11 @@ static int s6d16d0_probe(struct mipi_dsi_device *dsi)
 	struct s6d16d0 *s6;
 	int ret;
 
-	s6 = devm_kzalloc(dev, sizeof(struct s6d16d0), GFP_KERNEL);
-	if (!s6)
-		return -ENOMEM;
+	s6 = devm_drm_panel_alloc(dev, struct s6d16d0, panel,
+				  &s6d16d0_drm_funcs,
+				  DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(s6))
+		return PTR_ERR(s6);
 
 	mipi_dsi_set_drvdata(dsi, s6);
 	s6->dev = dev;
@@ -200,9 +202,6 @@ static int s6d16d0_probe(struct mipi_dsi_device *dsi)
 		return ret;
 	}
 
-	drm_panel_init(&s6->panel, dev, &s6d16d0_drm_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	drm_panel_add(&s6->panel);
 
 	ret = mipi_dsi_attach(dsi);

-- 
2.48.1