From nobody Thu Dec 18 22:14:34 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 5E2EB263F46 for ; Tue, 25 Mar 2025 17:24:31 +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=1742923473; cv=none; b=ov9Ha4jfVBmUgMtkn9uJl6LjUnBMIp2i/as8PDkcwlVh8VrK2k9TWxyU7k+f6lZ0+h/S6hkc1AoK7OfckdkKbiYMUlIBU1D8vZzkYUATFDAV/TqjeZSv0hzzC94ZYybiEYmtjP+eUuhYsiAXKp+9ehICDTUhhF0pQ3zRpat6pag= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742923473; c=relaxed/simple; bh=kXLbCzIF+uo4T+POQrxwrpIlzuIGHuhI0CWjiIfvzVs=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=JOg1xbrTTaVWGVvrfUQwzl8jidYF+ELJ3sUWguLszTwwwJe3DX/gDW867VBi4duI79PiUSYcdSWfTQJj/hghMfq3enG9AFriPuSYQp0GZaWlUzFLi/3UR1Pdt0iXRcFcd394EHSXHU84R7Ja8onbHT/4+k8BE21X8+riTlzFet8= 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=NJU6YouI; 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="NJU6YouI" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1742923470; 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=zqecdvb5kxDyC4DfU4KESc1NRxh5rJKZha3vk1oMdUg=; b=NJU6YouID8FGDkGyg/LSolSXS3/9GyGFHzr/mmP/sd+Svu3PmZMtdN3Ua9NAmYkwpRt4qo LN/BTrcpaegaxQZpUWKIG/u2KQzNhSncRX+btNylChYpTX8HiYk0AEnjuGwE2NC75x5lOc RcKG8YfHn+czzYkuRue+IihPsoco2+A= Received: from mx-prod-mc-02.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-613-lgfh-2E3Or6lzojP0a_kkg-1; Tue, 25 Mar 2025 13:24:29 -0400 X-MC-Unique: lgfh-2E3Or6lzojP0a_kkg-1 X-Mimecast-MFC-AGG-ID: lgfh-2E3Or6lzojP0a_kkg_1742923467 Received: from mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.93]) (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-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 1D3A7196B344; Tue, 25 Mar 2025 17:24:27 +0000 (UTC) Received: from asrivats-na.rmtustx.csb (unknown [10.2.16.186]) by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 1180D180B48D; Tue, 25 Mar 2025 17:24:24 +0000 (UTC) From: Anusha Srivatsa Date: Tue, 25 Mar 2025 13:24:12 -0400 Subject: [PATCH 5/5] drm/panel/panel-simple: Use the new 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: <20250325-b4-panel-refcounting-v1-5-4e2bf5d19c5d@redhat.com> References: <20250325-b4-panel-refcounting-v1-0-4e2bf5d19c5d@redhat.com> In-Reply-To: <20250325-b4-panel-refcounting-v1-0-4e2bf5d19c5d@redhat.com> To: Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Luca Ceresoli , Anusha Srivatsa X-Developer-Signature: v=1; a=ed25519-sha256; t=1742923451; l=1256; i=asrivats@redhat.com; s=20250122; h=from:subject:message-id; bh=kXLbCzIF+uo4T+POQrxwrpIlzuIGHuhI0CWjiIfvzVs=; b=dJEbLwx9gCwDPXI1Ix2M63daJZlz7WwZpKxA/1T8uTYjv+kQVTKDODlaEanmHtkW2vaCZKaq/ rdTQZB/H1blCnNIYHsWjZ0HdEX1d6+51f26Dkn3tk8gd32pFIZWIfZw X-Developer-Key: i=asrivats@redhat.com; a=ed25519; pk=brnIHkBsUZEhyW6Zyn0U92AeIZ1psws/q8VFbIkf1AU= X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 Start using the new helper that does the refcounted allocations. Signed-off-by: Anusha Srivatsa --- drivers/gpu/drm/panel/panel-simple.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/p= anel-simple.c index 6ba600f97aa4c8daae577823fcf17ef31b0eb46f..60b845fad4e1b378af52d34dfae= 0139c4625dc51 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -579,7 +579,8 @@ static int panel_simple_probe(struct device *dev, const= struct panel_desc *desc) u32 bus_flags; int err; =20 - panel =3D devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL); + panel =3D devm_drm_panel_alloc(dev, struct panel_simple, base, + &panel_simple_funcs, desc->connector_type); if (!panel) return -ENOMEM; =20 @@ -694,8 +695,6 @@ static int panel_simple_probe(struct device *dev, const= struct panel_desc *desc) pm_runtime_set_autosuspend_delay(dev, 1000); pm_runtime_use_autosuspend(dev); =20 - drm_panel_init(&panel->base, dev, &panel_simple_funcs, connector_type); - err =3D drm_panel_of_backlight(&panel->base); if (err) { dev_err_probe(dev, err, "Could not find backlight\n"); --=20 2.48.1