linux-kernel - [PATCH 04/14] drm/panel/osd101t2587-53ts: 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: <20250710-b4-driver-convert-last-part-july-v1-4-de73ba81b2f5@redhat.com>
Date: Thu, 10 Jul 2025 23:31:15 -0500
From: Anusha Srivatsa <asrivats@...hat.com>
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>, 
 Florian Fainelli <florian.fainelli@...adcom.com>, 
 Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, 
 Sumit Semwal <sumit.semwal@...aro.org>, 
 Casey Connolly <casey.connolly@...aro.org>, 
 Jerry Han <hanxu5@...qin.corp-partner.google.com>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
 linux-rpi-kernel@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org, 
 Anusha Srivatsa <asrivats@...hat.com>
Subject: [PATCH 04/14] drm/panel/osd101t2587-53ts: Use refcounted
 allocation in place of devm_kzalloc()

Move to using the new API devm_drm_panel_alloc() to allocate the
panel. In the call to the new API, avoid using explicit type and use
__typeof() for more type safety.

Signed-off-by: Anusha Srivatsa <asrivats@...hat.com>
---
 drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c b/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c
index dbea84f515142dbf77236552643bb0e4546d0ca8..2334b77f348ce61e98b74f7b26d4021be412c376 100644
--- a/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c
+++ b/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c
@@ -132,9 +132,6 @@ static int osd101t2587_panel_add(struct osd101t2587_panel *osd101t2587)
 	if (IS_ERR(osd101t2587->supply))
 		return PTR_ERR(osd101t2587->supply);
 
-	drm_panel_init(&osd101t2587->base, &osd101t2587->dsi->dev,
-		       &osd101t2587_panel_funcs, DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&osd101t2587->base);
 	if (ret)
 		return ret;
@@ -161,9 +158,12 @@ static int osd101t2587_panel_probe(struct mipi_dsi_device *dsi)
 			  MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
 			  MIPI_DSI_MODE_NO_EOT_PACKET;
 
-	osd101t2587 = devm_kzalloc(&dsi->dev, sizeof(*osd101t2587), GFP_KERNEL);
-	if (!osd101t2587)
-		return -ENOMEM;
+	osd101t2587 = devm_drm_panel_alloc(&dsi->dev, __typeof(*osd101t2587), base,
+					   &osd101t2587_panel_funcs,
+					   DRM_MODE_CONNECTOR_DSI);
+
+	if (IS_ERR(osd101t2587))
+		return PTR_ERR(osd101t2587);
 
 	mipi_dsi_set_drvdata(dsi, osd101t2587);
 

-- 
2.48.1