linux-kernel - [PATCH 1/4] media/v4l2-core: Add enum V4L2_FWNODE_BUS_TYPE

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Message-Id: <20220328120956.1848795-1-xji@analogixsemi.com>
Date:   Mon, 28 Mar 2022 20:09:52 +0800
From:   Xin Ji <xji@...logixsemi.com>
To:     Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     robert.foss@...aro.org, bliang@...logixsemi.com,
        qwen@...logixsemi.com, Xin Ji <xji@...logixsemi.com>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/4] media/v4l2-core: Add enum V4L2_FWNODE_BUS_TYPE_DPI

As V4L2_FWNODE_BUS_TYPE_PARALLEL is not used for DPI interface, this
patch add V4L2_FWNODE_BUS_TYPE_DPI for video DPI interface.

Signed-off-by: Xin Ji <xji@...logixsemi.com>
---
 drivers/media/v4l2-core/v4l2-fwnode.c | 4 ++++
 include/media/v4l2-fwnode.h           | 2 ++
 include/media/v4l2-mediabus.h         | 2 ++
 3 files changed, 8 insertions(+)

diff --git a/drivers/media/v4l2-core/v4l2-fwnode.c b/drivers/media/v4l2-core/v4l2-fwnode.c
index 00457e1e93f6..4bbb70b5e8c4 100644
--- a/drivers/media/v4l2-core/v4l2-fwnode.c
+++ b/drivers/media/v4l2-core/v4l2-fwnode.c
@@ -61,6 +61,10 @@ static const struct v4l2_fwnode_bus_conv {
 		V4L2_FWNODE_BUS_TYPE_BT656,
 		V4L2_MBUS_BT656,
 		"Bt.656",
+	}, {
+		V4L2_FWNODE_BUS_TYPE_DPI,
+		V4L2_MBUS_DPI,
+		"DPI",
 	}
 };
 
diff --git a/include/media/v4l2-fwnode.h b/include/media/v4l2-fwnode.h
index 9c97f1dbd1c6..e17e59dbb2e3 100644
--- a/include/media/v4l2-fwnode.h
+++ b/include/media/v4l2-fwnode.h
@@ -222,6 +222,7 @@ struct v4l2_fwnode_connector {
  * @V4L2_FWNODE_BUS_TYPE_CSI2_DPHY: MIPI CSI-2 bus, D-PHY physical layer
  * @V4L2_FWNODE_BUS_TYPE_PARALLEL: Camera Parallel Interface bus
  * @V4L2_FWNODE_BUS_TYPE_BT656: BT.656 video format bus-type
+ * @V4L2_FWNODE_BUS_TYPE_DPI: Video Parallel Interface bus
  * @NR_OF_V4L2_FWNODE_BUS_TYPE: Number of bus-types
  */
 enum v4l2_fwnode_bus_type {
@@ -232,6 +233,7 @@ enum v4l2_fwnode_bus_type {
 	V4L2_FWNODE_BUS_TYPE_CSI2_DPHY,
 	V4L2_FWNODE_BUS_TYPE_PARALLEL,
 	V4L2_FWNODE_BUS_TYPE_BT656,
+	V4L2_FWNODE_BUS_TYPE_DPI,
 	NR_OF_V4L2_FWNODE_BUS_TYPE
 };
 
diff --git a/include/media/v4l2-mediabus.h b/include/media/v4l2-mediabus.h
index 841e190aedd9..d35d8eafc7f7 100644
--- a/include/media/v4l2-mediabus.h
+++ b/include/media/v4l2-mediabus.h
@@ -103,6 +103,7 @@
  * @V4L2_MBUS_CCP2:	CCP2 (Compact Camera Port 2)
  * @V4L2_MBUS_CSI2_DPHY: MIPI CSI-2 serial interface, with D-PHY
  * @V4L2_MBUS_CSI2_CPHY: MIPI CSI-2 serial interface, with C-PHY
+ * @V4L2_MBUS_DPI:      MIPI VIDEO DPI interface
  * @V4L2_MBUS_INVALID:	invalid bus type (keep as last)
  */
 enum v4l2_mbus_type {
@@ -113,6 +114,7 @@ enum v4l2_mbus_type {
 	V4L2_MBUS_CCP2,
 	V4L2_MBUS_CSI2_DPHY,
 	V4L2_MBUS_CSI2_CPHY,
+	V4L2_MBUS_DPI,
 	V4L2_MBUS_INVALID,
 };
 
-- 
2.25.1