Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Received-SPF: Pass (protection.outlook.com: domain of arm.com designates
 63.35.35.123 as permitted sender) receiver=protection.outlook.com;
 client-ip=63.35.35.123; helo=64aa7808-outbound-1.mta.getcheckrecipient.com;
From:   Mihail Atanassov <Mihail.Atanassov@arm.com>
To:     "dri-devel@lists.freedesktop.org" <dri-devel@lists.freedesktop.org>
CC:     Mihail Atanassov <Mihail.Atanassov@arm.com>, nd <nd@arm.com>,
        Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
        Maxime Ripard <mripard@kernel.org>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: [PATCH 01/30] drm: Introduce drm_bridge_init()
Thread-Topic: [PATCH 01/30] drm: Introduce drm_bridge_init()
Thread-Index: AQHVpFukMd5nbiwRlEK6zRU7NBRujQ==
Date:   Tue, 26 Nov 2019 13:15:59 +0000
Message-ID: <20191126131541.47393-2-mihail.atanassov@arm.com>
References: <20191126131541.47393-1-mihail.atanassov@arm.com>
In-Reply-To: <20191126131541.47393-1-mihail.atanassov@arm.com>
Accept-Language: en-GB, en-US
Content-Language: en-US
Authentication-Results-Original: spf=none (sender IP is )
 smtp.mailfrom=Mihail.Atanassov@arm.com; 
x-ms-exchange-messagesentrepresentingtype: 1
x-ms-publictraffictype: Email
X-MS-Office365-Filtering-HT: Tenant
X-MS-Office365-Filtering-Correlation-Id: 8e3fb669-0c71-4c9f-57c1-08d77272cdb8
X-MS-TrafficTypeDiagnostic: VI1PR08MB4317:|VI1PR08MB4317:|DB6PR0801MB1671:
x-ms-exchange-transport-forked: True
X-Microsoft-Antispam-PRVS: <DB6PR0801MB16719C0ED6EC9107E82E0DC68F450@DB6PR0801MB1671.eurprd08.prod.outlook.com>
x-checkrecipientrouted: true
x-ms-oob-tlc-oobclassifiers: OLM:2803;OLM:2803;
x-forefront-prvs: 0233768B38
X-Forefront-Antispam-Report-Untrusted: SFV:NSPM;SFS:(10009020)(4636009)(39860400002)(366004)(346002)(376002)(136003)(396003)(189003)(199004)(5640700003)(86362001)(6512007)(71200400001)(2616005)(6486002)(71190400001)(2906002)(4326008)(6916009)(44832011)(446003)(11346002)(54906003)(66946007)(316002)(66446008)(64756008)(66556008)(66476007)(6436002)(8936002)(186003)(26005)(5660300002)(102836004)(305945005)(14454004)(25786009)(99286004)(81166006)(50226002)(478600001)(2501003)(7736002)(6116002)(2351001)(76176011)(1076003)(52116002)(66066001)(256004)(5024004)(8676002)(81156014)(6506007)(3846002)(386003)(36756003);DIR:OUT;SFP:1101;SCL:1;SRVR:VI1PR08MB4317;H:VI1PR08MB4078.eurprd08.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1;
received-spf: None (protection.outlook.com: arm.com does not designate
 permitted sender hosts)
X-MS-Exchange-SenderADCheck: 1
X-Microsoft-Antispam-Untrusted: BCL:0;
X-Microsoft-Antispam-Message-Info-Original: pkFiXarJUqAfX5ax59j9bvPQfxDgOCg7YpKcF5pNm5x77H6QsiHQQ8wEZK07Ekf/lfdSpgrrnYNIJg67rvmr1kZSNxw5dMqe0Z0oporjEsSMb1+nQ8MbPeBeXYSKYEn2WKx1jN2Z1c7nbiHCVGRNpXRXXD1QmPTu6C0KxCvTSE4IrIoLsRNxdJ0jbyDWSagg4jl7l6nLpMB3nbZgtcHVHdq3MnMIukQoRLGtlm9O06DJ+ACPAmD+AuO2zZCPHVU2zmoqT5HbLXFyzyG3NFTL1Z+nYzwRYeNGw0d3fskacvKWjS8RmPjXnXgIHAkIaE9L8ng+qEU314pvMUKvie/O4d0hUH5fH8WUWGTbh+VM79lNa5tKelA8EfDPcMMATA8Isj4agLyRNrVDpke+k7qsOO60HEnNP0ZSMOrABm4jyaAIawF2Shg1yTEmemmBNv5q
Content-Type: text/plain; charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR08MB4317
Original-Authentication-Results: spf=none (sender IP is )
 smtp.mailfrom=Mihail.Atanassov@arm.com; 
X-EOPAttributedMessage: 0
X-MS-Exchange-Transport-CrossTenantHeadersStripped: DB5EUR03FT054.eop-EUR03.prod.protection.outlook.com
X-Forefront-Antispam-Report: CIP:63.35.35.123;IPV:CAL;SCL:-1;CTRY:IE;EFV:NLI;SFV:NSPM;SFS:(10009020)(4636009)(376002)(346002)(396003)(136003)(39860400002)(199004)(189003)(336012)(76130400001)(2906002)(11346002)(6486002)(8676002)(8936002)(8746002)(386003)(5640700003)(305945005)(7736002)(6512007)(81166006)(86362001)(6506007)(2351001)(446003)(81156014)(76176011)(6116002)(36756003)(186003)(22756006)(3846002)(47776003)(66066001)(5024004)(26826003)(70206006)(102836004)(14454004)(23756003)(356004)(26005)(50466002)(478600001)(2501003)(54906003)(25786009)(4326008)(99286004)(316002)(1076003)(5660300002)(50226002)(2616005)(106002)(6862004)(70586007);DIR:OUT;SFP:1101;SCL:1;SRVR:DB6PR0801MB1671;H:64aa7808-outbound-1.mta.getcheckrecipient.com;FPR:;SPF:Pass;LANG:en;PTR:ec2-63-35-35-123.eu-west-1.compute.amazonaws.com;A:1;MX:1;
X-MS-Office365-Filtering-Correlation-Id-Prvs: 561161b2-5d04-4a7b-b109-08d77272c721
NoDisclaimer: True
X-Forefront-PRVS: 0233768B38
X-Microsoft-Antispam: BCL:0;
X-Microsoft-Antispam-Message-Info: JHEj0SHbSUehb/hu3rlKmVSo1cYBUn/BuApKB70P7c+I28IbK4WUx80IjAwNHTwk7yF3+mIntoy9Utsc/Qe+mX19nZebDYdK5EPQG0iSUHGVTiy2H62uD92jBJOg0F5Hz8Dl34dsNbFYJQIVnhqoH9YP3XzzZdZVjeTL3idlK9p7OKFnrVgfg5RzT4JXFtdaEP8uaX+At36sVodlYmbCEKQa+qLuT1kP9VTq4DsNsYpvIxKiRhIslYnLX6WrLAUmbvVKdyRlD2Cp2UqJ1zpUJmjbTozX3RODVpCPy0rhisKcawGH1G+l6npEmxfOrFR/qXWEQciv8/qF/MRygvXG94kWpO8Z8I8zWRAjS+RwKoVdJouATdAEcC4Pu/k+jf5jz5H5GevQj9n4lSV40hAKrpj8zmlB9dxu2K+kk2Isx6XGo3ZVIAGDIm/n/519gvfR
X-OriginatorOrg: arm.com
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Nov 2019 13:16:09.8752
 (UTC)
X-MS-Exchange-CrossTenant-Network-Message-Id: 8e3fb669-0c71-4c9f-57c1-08d77272cdb8
X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d
X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com]
X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem
X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB6PR0801MB1671
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

A simple convenience function to initialize the struct drm_bridge.

Signed-off-by: Mihail Atanassov <mihail.atanassov@arm.com>
---
 drivers/gpu/drm/drm_bridge.c | 29 +++++++++++++++++++++++++++++
 include/drm/drm_bridge.h     |  4 ++++
 2 files changed, 33 insertions(+)

diff --git a/drivers/gpu/drm/drm_bridge.c b/drivers/gpu/drm/drm_bridge.c
index cba537c99e43..cbe680aa6eac 100644
--- a/drivers/gpu/drm/drm_bridge.c
+++ b/drivers/gpu/drm/drm_bridge.c
@@ -89,6 +89,35 @@ void drm_bridge_remove(struct drm_bridge *bridge)
 }
 EXPORT_SYMBOL(drm_bridge_remove);
=20
+/**
+ * drm_bridge_init - initialise a drm_bridge structure
+ *
+ * @bridge: bridge control structure
+ * @funcs: control functions
+ * @dev: device
+ * @timings: timing specification for the bridge; optional (may be NULL)
+ * @driver_private: pointer to the bridge driver internal context (may be =
NULL)
+ */
+void drm_bridge_init(struct drm_bridge *bridge, struct device *dev,
+		     const struct drm_bridge_funcs *funcs,
+		     const struct drm_bridge_timings *timings,
+		     void *driver_private)
+{
+	WARN_ON(!funcs);
+
+	bridge->dev =3D NULL;
+	bridge->encoder =3D NULL;
+	bridge->next =3D NULL;
+
+#ifdef CONFIG_OF
+	bridge->of_node =3D dev->of_node;
+#endif
+	bridge->timings =3D timings;
+	bridge->funcs =3D funcs;
+	bridge->driver_private =3D driver_private;
+}
+EXPORT_SYMBOL(drm_bridge_init);
+
 /**
  * drm_bridge_attach - attach the bridge to an encoder's chain
  *
diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h
index c0a2286a81e9..d6d9d5301551 100644
--- a/include/drm/drm_bridge.h
+++ b/include/drm/drm_bridge.h
@@ -402,6 +402,10 @@ struct drm_bridge {
=20
 void drm_bridge_add(struct drm_bridge *bridge);
 void drm_bridge_remove(struct drm_bridge *bridge);
+void drm_bridge_init(struct drm_bridge *bridge, struct device *dev,
+		     const struct drm_bridge_funcs *funcs,
+		     const struct drm_bridge_timings *timings,
+		     void *driver_private);
 struct drm_bridge *of_drm_find_bridge(struct device_node *np);
 int drm_bridge_attach(struct drm_encoder *encoder, struct drm_bridge *brid=
ge,
 		      struct drm_bridge *previous);
--=20
2.23.0