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From: Anusha Srivatsa <asrivats@redhat.com>
Date: Tue, 01 Apr 2025 12:03:45 -0400
Subject: [PATCH 02/10] panel/arm-versatile: Use the refcounted allocation
in place of devm_kzalloc()
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<20250401-b4-drm-panel-mass-driver-convert-v1-0-cdd7615e1f93@redhat.com>
To: Neil Armstrong <neil.armstrong@linaro.org>,
Jessica Zhang <quic_jesszhan@quicinc.com>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>, Thomas Zimmermann <tzimmermann@suse.de>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
Linus Walleij <linus.walleij@linaro.org>, Joel Selvaraj <jo@jsfamily.in>,
Douglas Anderson <dianders@chromium.org>
Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
Anusha Srivatsa <asrivats@redhat.com>
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X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93
Move to using the new API devm_drm_panel_alloc() to allocate the
panel.
Signed-off-by: Anusha Srivatsa <asrivats@redhat.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
---
drivers/gpu/drm/panel/panel-arm-versatile.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/panel/panel-arm-versatile.c b/drivers/gpu/drm/=
panel/panel-arm-versatile.c
index 503ecea72c5eac6614ecb280a0669d64c9d85b90..ea5119018df47832bd6b2a859c6=
02484b8c66b33 100644
--- a/drivers/gpu/drm/panel/panel-arm-versatile.c
+++ b/drivers/gpu/drm/panel/panel-arm-versatile.c
@@ -306,9 +306,11 @@ static int versatile_panel_probe(struct platform_devic=
e *pdev)
return PTR_ERR(map);
}
=20
- vpanel =3D devm_kzalloc(dev, sizeof(*vpanel), GFP_KERNEL);
- if (!vpanel)
- return -ENOMEM;
+ vpanel =3D devm_drm_panel_alloc(dev, struct versatile_panel, panel,
+ &versatile_panel_drm_funcs,
+ DRM_MODE_CONNECTOR_DPI);
+ if (IS_ERR(vpanel))
+ return PTR_ERR(vpanel);
=20
ret =3D regmap_read(map, SYS_CLCD, &val);
if (ret) {
@@ -348,9 +350,6 @@ static int versatile_panel_probe(struct platform_device=
*pdev)
dev_info(dev, "panel mounted on IB2 daughterboard\n");
}
=20
- drm_panel_init(&vpanel->panel, dev, &versatile_panel_drm_funcs,
- DRM_MODE_CONNECTOR_DPI);
-
drm_panel_add(&vpanel->panel);
=20
return 0;
--=20
2.48.1