From nobody Tue Feb 10 08:31:15 2026 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2A4EA2505D0 for ; Thu, 3 Apr 2025 15:19:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743693545; cv=none; b=Kdx19Hm1sWUjlS8gEt4qlAHbzs1LOH4DgWjfd/I13m6sSFdlZqg8zF9zR0J9Dn4AaEUJpazmDx6+SPbHPJl+VbeHuNP57uyr3ENRWt1SnehtHXzRHh+hEGr6lZP4/e9mNoF+1RhX4AMyueYahMjkNQIHzc9yHdOliK3Ts6oHC5Y= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743693545; c=relaxed/simple; bh=ENWWKXlpubkpPq5fpDdDeeupnZjgEoYXiBF942ONjIk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=SVVAzgfoQEzkfZlm9eNaUPhSGfUN52YaiZj97QxNbiehxYWxWz61F/gJPeybLVcF3UdZTTxr2SDmQWZHEnM/i+6b9TKVDPgSYK9K/J7xF+sqOXPdZd4eClVZknHam6MADI6wS5p93opl0RLn2jBpjTNPhvAF4avxFgHQwn7mde4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=W+TwrkBJ; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="W+TwrkBJ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1743693543; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=TQalz+47QZFlPN9EEEesruNWWHgXVhVvt6cZotgSQwE=; b=W+TwrkBJSKu4l1opjC0IVbXWJQNucCouO+b3RwUPE5g+0yWmnJdnHb4DHzVy3O9OnGrqAO 3cEeGYvNUpUGDVhMYE7MxPS8mVY59HtyRMp/XnMDCb4gV9/jlptoix7beFhaT1NFvYJ+Bg Me9m0P8BJeQQ9z8VWcAnpC+NDjy+4jw= Received: from mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-82-cQT1C-VvOyauIGYZlYZrCg-1; Thu, 03 Apr 2025 11:18:57 -0400 X-MC-Unique: cQT1C-VvOyauIGYZlYZrCg-1 X-Mimecast-MFC-AGG-ID: cQT1C-VvOyauIGYZlYZrCg_1743693534 Received: from mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.111]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 58EF31955BC9; Thu, 3 Apr 2025 15:18:54 +0000 (UTC) Received: from asrivats-na.rmtustx.csb (unknown [10.2.16.30]) by mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 265311801752; Thu, 3 Apr 2025 15:18:49 +0000 (UTC) From: Anusha Srivatsa Date: Thu, 03 Apr 2025 10:16:22 -0400 Subject: [PATCH v2 15/30] panel/ltk050h3146w: Use refcounted allocation in place of devm_kzalloc() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250403-b4-drm_panel_mass_convert_part2-v2-15-260c8a44c56b@redhat.com> References: <20250403-b4-drm_panel_mass_convert_part2-v2-0-260c8a44c56b@redhat.com> In-Reply-To: <20250403-b4-drm_panel_mass_convert_part2-v2-0-260c8a44c56b@redhat.com> To: Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Icenowy Zheng , Jagan Teki , Ondrej Jirman , Javier Martinez Canillas , Michael Trimarchi , Michael Walle , Jagan Teki , =?utf-8?q?Guido_G=C3=BCnther?= , Purism Kernel Team , Linus Walleij , Jianhua Lu , Stefan Mavrodiev Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Anusha Srivatsa X-Developer-Signature: v=1; a=ed25519-sha256; t=1743689775; l=1436; i=asrivats@redhat.com; s=20250122; h=from:subject:message-id; bh=ENWWKXlpubkpPq5fpDdDeeupnZjgEoYXiBF942ONjIk=; b=sWPq/I9nU0W1xJYUH6TpBvIBqMUMz/gs+d47CzSWL79/E4xXwIt3zyRGnMVOa344Eo0hd5n5Z 9RiHObfyYJxBras20FPY4gwxz2CyR3p9aqhZkS2S6isZheybv2W2HEy X-Developer-Key: i=asrivats@redhat.com; a=ed25519; pk=brnIHkBsUZEhyW6Zyn0U92AeIZ1psws/q8VFbIkf1AU= X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 Move to using the new API devm_drm_panel_alloc() to allocate the panel. Signed-off-by: Anusha Srivatsa --- v2: none. --- drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c b/drivers/g= pu/drm/panel/panel-leadtek-ltk050h3146w.c index 77f74e6c467e566ca2fd7b6a5cc29b2fe09b9ef5..9a384149b86ea2fd03feb1a21d2= dd532412a966c 100644 --- a/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c +++ b/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c @@ -548,9 +548,11 @@ static int ltk050h3146w_probe(struct mipi_dsi_device *= dsi) struct ltk050h3146w *ctx; int ret; =20 - ctx =3D devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); - if (!ctx) - return -ENOMEM; + ctx =3D devm_drm_panel_alloc(&dsi->dev, struct ltk050h3146w, panel, + <k050h3146w_funcs, + DRM_MODE_CONNECTOR_DSI); + if (IS_ERR(ctx)) + return PTR_ERR(ctx); =20 ctx->panel_desc =3D of_device_get_match_data(dev); if (!ctx->panel_desc) @@ -577,9 +579,6 @@ static int ltk050h3146w_probe(struct mipi_dsi_device *d= si) dsi->format =3D MIPI_DSI_FMT_RGB888; dsi->mode_flags =3D ctx->panel_desc->mode_flags; =20 - drm_panel_init(&ctx->panel, &dsi->dev, <k050h3146w_funcs, - DRM_MODE_CONNECTOR_DSI); - ret =3D drm_panel_of_backlight(&ctx->panel); if (ret) return ret; --=20 2.48.1