Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   Hsia-Jun Li <randy.li@synaptics.com>
To:     dri-devel@lists.freedesktop.org
Cc:     airlied@linux.ie, daniel@ffwll.ch, ezequiel@vanguardiasur.com.ar,
        helen.koike@collabora.com, hverkuil-cisco@xs4all.nl,
        jszhang@kernel.org, laurent.pinchart@ideasonboard.com,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-media@vger.kernel.org, maarten.lankhorst@linux.intel.com,
        mchehab@kernel.org, mripard@kernel.org, nicolas@ndufresne.ca,
        ribalda@chromium.org, sakari.ailus@linux.intel.com,
        sebastian.hesselbarth@gmail.com, tfiga@chromium.org,
        tzimmermann@suse.de, "Hsia-Jun(Randy) Li" <randy.li@synaptics.com>
Subject: [PATCH v3 2/4] media: videodev2.h: add pixel format modifiers
Date:   Tue,  1 Nov 2022 18:04:46 +0800
Message-Id: <20221101100448.66712-3-randy.li@synaptics.com>
In-Reply-To: <20221101100448.66712-1-randy.li@synaptics.com>
References: <20221101100448.66712-1-randy.li@synaptics.com>
Content-Transfer-Encoding: 8bit
Content-Type: text/plain
MIME-Version: 1.0
X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?HbxwtuiiREkKfFQd4tCbaTI3X9JCeNhumQYX1Jov0UhwvM7cSVlaOpKCK79q?=
 =?us-ascii?Q?5qmHWMe1sEPSlTSAKAFoK/1DplrUNDqcIHtT6gwmiWigXJz24AxrRFOuEFDJ?=
 =?us-ascii?Q?BXhtjMvLF39Iqy/p1aRiL8vxU3I83ogFRLDH8/2k7mbcGUFWudsBdsMbN9rE?=
 =?us-ascii?Q?xANGKq3BDyxzBGnUGckmTM1oaWfcPmGRJfRUoB6Q4A/z3tFaUb5OSuR+cCDH?=
 =?us-ascii?Q?I8aGDv6MjbXtGRqtHF27K/646HBMLztS8OZP8xh2+9hHzRfCLBSzdRvpul5x?=
 =?us-ascii?Q?czRfqVcZbNri01jzqb9pPzPKHikSc2ZknedXCDtZSZL3VkPnxicwMi0Qrcl8?=
 =?us-ascii?Q?GkSdsq2u1I6uPdet0MFDZJlWW5zpG8Pc4O0nYIwQhGqX4IRjuX06uf9O1lra?=
 =?us-ascii?Q?GIm1mF8P5ijs1wrShtLA834EqTEDpORJkSjn+PXsiXIC7DgPPZn2PIjOQoN1?=
 =?us-ascii?Q?2wBoVyCjZBh+djBcB2cN3U580/2gkKL3epEvgsDoUkk3WjFnZMcxN/vEi3wF?=
 =?us-ascii?Q?mwRpCVjBccjszkqsc2JpMCbsvH2+JvJWYe1aOh5N3t8RcWlIQ1byRovZ1bzU?=
 =?us-ascii?Q?rZvcbChC2icaoRn+M+XmirttH/cvpnM8GScIdAtkEJiCnBKxbJ/eJ7hNBISK?=
 =?us-ascii?Q?FQ0lXf68tWU3pv19fMTnhJOcDLGxkyvqOMNZD5taobfKoF5vb2q7NpcCkXNp?=
 =?us-ascii?Q?r5BukUID0xmb/mPmjWlQ02wnGgQnNPmkslKbk0wDR2t1CZw0LG4vss92zttf?=
 =?us-ascii?Q?G3XLFKMTZNaUFqSxkeykHCepifmIjZ9E6+IALisJHcVnvyZlqRq7k01pAHRm?=
 =?us-ascii?Q?MxvF0ZJZzKHP8VYN+bgV3ONP3f9If0ajZs/dw9BgtW3fI/5M0dWU5BtdqlJ7?=
 =?us-ascii?Q?S7w9uuEUszpRBlbCtPEaPp28zU12wy7Xh/pCjZJtwcq/mXVPdiULvkcKKMtw?=
 =?us-ascii?Q?yNkUFzCbGn6SKZeJwOqOxAboA2OcNlr6N003sSJbr3JU0MC3XdLOKEYIib2G?=
 =?us-ascii?Q?pjHBaL7ap5tF0opgtZyqFzm5rqd1afuOUbf7JYipwb9Jx2StFqJ42KDIcSW0?=
 =?us-ascii?Q?rxdq9oxGcTS4QOtD5VJ99AUnAoTd41xKYEj3hOzg0YPUIpiFs4ZukZ5M3V6d?=
 =?us-ascii?Q?tilx4D0xjBCFg9jM4IQhqTnhBWJjhsdQa7lXf5oGyjILyCHYHiazI0qWO7FC?=
 =?us-ascii?Q?L35J34UADwUKTUrx76EM9tOCFl0JsZ1kKvXvT4dHEztK960AMK7qIE0/Eo1L?=
 =?us-ascii?Q?zUTYIjVGueGeaqD5LUhfDSDnzM8Vaoug2rEko6sc86j+XqH7oE/33IjQV8bz?=
 =?us-ascii?Q?MrTrA/E1xauHmllSasWk7/V8dV1qU5HmA5WAfGpWInz4L8XTF0cvwPdANMK9?=
 =?us-ascii?Q?9ouh5roet+4lSa268GXCueZ8OOv8hF+NVIJ79q9zJeQb2KBX6uMRpCAoNri4?=
 =?us-ascii?Q?avPyVXrggCykl9b8tImhEdNF9WUOvNyHpHniw2GR2t5M6w/sUHEqYiCDyjKF?=
 =?us-ascii?Q?u8EGQmxKe6Uq6980Bae8i3ohS47vVU9tmfKWPUeQ+A/Z0eaItVJBMFSPz+cA?=
 =?us-ascii?Q?TzxiuIkEbgrn50InQ6lSYJDamikBDEkGRw/kgwA2?=
X-OriginatorOrg: synaptics.com
X-MS-Exchange-CrossTenant-Network-Message-Id: fbe8876a-776a-444b-52c3-08dabbf0a7d5
X-MS-Exchange-CrossTenant-AuthSource: DM6PR03MB5196.namprd03.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 01 Nov 2022 10:05:51.1791
 (UTC)
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-CrossTenant-Id: 335d1fbc-2124-4173-9863-17e7051a2a0e
X-MS-Exchange-CrossTenant-MailboxType: HOSTED
X-MS-Exchange-CrossTenant-UserPrincipalName: nbV16mQ5ipMUr9n6weVeaN3UaUciPfTJSQqVK8nSP6366VvUQv4v3fYPUrwqR3c8DJfkOa0SEYusQU0x7A0YWg==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: MW4PR03MB6362
X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED,
        DKIM_VALID,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS
        autolearn=ham autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on
        lindbergh.monkeyblade.net
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

From: "Hsia-Jun(Randy) Li" <randy.li@synaptics.com>

Signed-off-by: Hsia-Jun(Randy) Li <randy.li@synaptics.com>
---
 include/uapi/linux/videodev2.h | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 29da1f4b4578..d00b2e9c0c54 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -816,6 +816,26 @@ struct v4l2_pix_format {
 #define V4L2_PIX_FMT_FLAG_PREMUL_ALPHA	0x00000001
 #define V4L2_PIX_FMT_FLAG_SET_CSC	0x00000002
 
+/*
+ *  F O R M A T   M O D I F I E S
+ */
+/* Vendor Ids: */
+#define V4L2_PIX_FMT_RESERVED           ((1ULL << 56) - 1)
+
+#define fourcc_mod_get_vendor(modifier) \
+	(((modifier) >> 56) & 0xff)
+
+#define fourcc_mod_is_vendor(modifier, vendor) \
+	(fourcc_mod_get_vendor(modifier) == V4L2_PIX_FMT_MOD_VENDOR_## vendor)
+
+#define fourcc_mod_code(vendor, val) \
+	((((__u64)V4L2_PIX_FMT_MOD_VENDOR_## vendor) << 56) | ((val) & 0x00ffffffffffffffULL))
+
+/* Format Modifier tokens */
+#define V4L2_PIX_FMT_MOD_INVALID  fourcc_mod_code(NONE, V4L2_PIX_FMT_RESERVED)
+#define V4L2_PIX_FMT_MOD_LINEAR   fourcc_mod_code(NONE, 0)
+
+
 /*
  *	F O R M A T   E N U M E R A T I O N
  */
-- 
2.17.1