linux-kernel - [PATCH v8 5/7] media: v4l2-ctrls: Reserve user control base for NPCM video controls

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Message-Id: <20221214092636.810883-6-milkfafa@gmail.com>
Date:   Wed, 14 Dec 2022 17:26:34 +0800
From:   Marvin Lin <milkfafa@...il.com>
To:     mchehab@...nel.org, linux-media@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Cc:     openbmc@...ts.ozlabs.org, avifishman70@...il.com,
        tmaimon77@...il.com, tali.perry1@...il.com, venture@...gle.com,
        yuenn@...gle.com, benjaminfair@...gle.com, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, kwliu@...oton.com,
        kflin@...oton.com, Marvin Lin <milkfafa@...il.com>
Subject: [PATCH v8 5/7] media: v4l2-ctrls: Reserve user control base for NPCM video controls

Add a control base and reserve 16 controls for Nuvoton NPCM video
controls.

Signed-off-by: Marvin Lin <milkfafa@...il.com>
---
 include/uapi/linux/v4l2-controls.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h
index b73a8ba7df6c..aa5c9f64f1d6 100644
--- a/include/uapi/linux/v4l2-controls.h
+++ b/include/uapi/linux/v4l2-controls.h
@@ -199,6 +199,12 @@ enum v4l2_colorfx {
  */
 #define V4L2_CID_USER_ASPEED_BASE		(V4L2_CID_USER_BASE + 0x11a0)
 
+/*
+ * The base for Nuvoton NPCM driver controls.
+ * We reserve 16 controls for this driver.
+ */
+#define V4L2_CID_USER_NPCM_BASE			(V4L2_CID_USER_BASE + 0x11b0)
+
 /* MPEG-class control IDs */
 /* The MPEG controls are applicable to all codec controls
  * and the 'MPEG' part of the define is historical */
-- 
2.34.1