From nobody Tue Oct 7 10:34:18 2025 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (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 9CADA17741 for ; Fri, 11 Jul 2025 04:32:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752208361; cv=none; b=uo9oteQQvozXiiRyvMEqZk6ahe3jpbxieeLpNYO3uZs0/uo5TVW93DPbD0b9wBzxoU0HEOavJAVzeXzSHDvAgMJHWJ/cXJbaBVzs+vnedLv+bver+Da+fswK7RgmGmYn/YUKs6QTav8U9ZQqdTwDDi4qJvct2Zf/RDdZDD0JR+M= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752208361; c=relaxed/simple; bh=XwHrhha4r8E5H3/YHzr2brJv4FW0X5k7UgxfvfR1BOo=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=JWaHLPpiuxd7PdwnsGJxSuZ84G5uFmQZReScwZyUyaTn6Iirh0//ylmyfx9lofksqSlfWHsiUM63mADZ8bRAP1JERTomTMXmeMGKxZD5Afdphov6vEWSUcDMDhOeIQBHhmrp6OGaONGEpkT9japrR5NbDA371Pl4V/ZibpiiHUU= 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=EEahZeNT; arc=none smtp.client-ip=170.10.129.124 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="EEahZeNT" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1752208358; 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=/GVtp9qqFjx2/BwC2OA4RCl93BnNwMZ4NEmrKbv4PXE=; b=EEahZeNTEVMsVQjyiGL937XRKwcrBWlLJ5ofLLWUXZkOIs9jhWT2m7qfMAEs/RoW7M4TLd rjlz7pl7MDuMH1ytkHgHBJJNf2srzqig/Ubg8hwri5AltQVQ1jyORKr2+MTdvu4mW/6D8K jhAQVLCS4zMjAszPQzgwjW30PaLX0dc= Received: from mx-prod-mc-04.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-595-IBibMAwsNkqOSTUKh4InfQ-1; Fri, 11 Jul 2025 00:32:31 -0400 X-MC-Unique: IBibMAwsNkqOSTUKh4InfQ-1 X-Mimecast-MFC-AGG-ID: IBibMAwsNkqOSTUKh4InfQ_1752208349 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-04.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id A2B1619560B2; Fri, 11 Jul 2025 04:32:28 +0000 (UTC) Received: from asrivats-na.rmtustx.csb (unknown [10.2.16.240]) by mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 8332D1803AF2; Fri, 11 Jul 2025 04:32:24 +0000 (UTC) From: Anusha Srivatsa Date: Thu, 10 Jul 2025 23:31:12 -0500 Subject: [PATCH 01/14] drm/panel/lq101r1sx01: 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: <20250710-b4-driver-convert-last-part-july-v1-1-de73ba81b2f5@redhat.com> References: <20250710-b4-driver-convert-last-part-july-v1-0-de73ba81b2f5@redhat.com> In-Reply-To: <20250710-b4-driver-convert-last-part-july-v1-0-de73ba81b2f5@redhat.com> To: Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Florian Fainelli , Broadcom internal kernel review list , Sumit Semwal , Casey Connolly , Jerry Han Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Anusha Srivatsa X-Developer-Signature: v=1; a=ed25519-sha256; t=1752208280; l=1551; i=asrivats@redhat.com; s=20250122; h=from:subject:message-id; bh=XwHrhha4r8E5H3/YHzr2brJv4FW0X5k7UgxfvfR1BOo=; b=a/pFvCxmyNn0BtJAg1K8boxZ9yka4eSHSaPt+BW6l+vMcCWSa0dJP0ICVeIKhXlGl/uNbqufJ 3kx4yUQ9QaIA4gkN3iTK8IW6CvU9NMuvkZ+l9RijD8/0lJ56QMbtayf 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. In the call to the new API, avoid using explicit type and use __typeof() for more type safety. Signed-off-by: Anusha Srivatsa --- drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c b/drivers/gpu/= drm/panel/panel-sharp-lq101r1sx01.c index a0d76d588da1a276c5875ad291195d01a0c0495c..d159b0e4fdb6bfb00beb60de660= db59ed2c9c566 100644 --- a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c +++ b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c @@ -279,9 +279,6 @@ static int sharp_panel_add(struct sharp_panel *sharp) if (IS_ERR(sharp->supply)) return PTR_ERR(sharp->supply); =20 - drm_panel_init(&sharp->base, &sharp->link1->dev, &sharp_panel_funcs, - DRM_MODE_CONNECTOR_DSI); - ret =3D drm_panel_of_backlight(&sharp->base); if (ret) return ret; @@ -323,10 +320,12 @@ static int sharp_panel_probe(struct mipi_dsi_device *= dsi) =20 /* register a panel for only the DSI-LINK1 interface */ if (secondary) { - sharp =3D devm_kzalloc(&dsi->dev, sizeof(*sharp), GFP_KERNEL); - if (!sharp) { + sharp =3D devm_drm_panel_alloc(&dsi->dev, __typeof(*sharp), base, + &sharp_panel_funcs, + DRM_MODE_CONNECTOR_DSI); + if (IS_ERR(sharp)) { put_device(&secondary->dev); - return -ENOMEM; + return PTR_ERR(sharp); } =20 mipi_dsi_set_drvdata(dsi, sharp); --=20 2.48.1