From: Benjamin Gaignard <benjamin.gaignard@collabora.com>
To: ezequiel@collabora.com, p.zabel@pengutronix.de,
mchehab@kernel.org, robh+dt@kernel.org, shawnguo@kernel.org,
s.hauer@pengutronix.de, kernel@pengutronix.de,
festevam@gmail.com, linux-imx@nxp.com,
gregkh@linuxfoundation.org, mripard@kernel.org,
paul.kocialkowski@bootlin.com, wens@csie.org,
jernej.skrabec@siol.net, peng.fan@nxp.com,
hverkuil-cisco@xs4all.nl, dan.carpenter@oracle.com
Cc: devicetree@vger.kernel.org,
Benjamin Gaignard <benjamin.gaignard@collabora.com>,
linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org,
kernel@collabora.com, linux-arm-kernel@lists.infradead.org,
linux-media@vger.kernel.org
Subject: [PATCH v2 4/9] media: uapi: Add a control for HANTRO driver
Date: Thu, 18 Feb 2021 20:18:39 +0100 [thread overview]
Message-ID: <20210218191844.297869-5-benjamin.gaignard@collabora.com> (raw)
In-Reply-To: <20210218191844.297869-1-benjamin.gaignard@collabora.com>
The HEVC HANTRO driver needs to know the number of bits to skip at
the beginning of the slice header.
That is a hardware specific requirement so create a dedicated control
that this purpose.
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
---
include/uapi/linux/hantro-v4l2-controls.h | 20 ++++++++++++++++++++
include/uapi/linux/v4l2-controls.h | 5 +++++
2 files changed, 25 insertions(+)
create mode 100644 include/uapi/linux/hantro-v4l2-controls.h
diff --git a/include/uapi/linux/hantro-v4l2-controls.h b/include/uapi/linux/hantro-v4l2-controls.h
new file mode 100644
index 000000000000..30b1999b7af3
--- /dev/null
+++ b/include/uapi/linux/hantro-v4l2-controls.h
@@ -0,0 +1,20 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+
+#ifndef __UAPI_HANTRO_V4L2_CONYTROLS_H__
+#define __UAPI_HANTRO_V4L2_CONYTROLS_H__
+
+#include <linux/v4l2-controls.h>
+#include <media/hevc-ctrls.h>
+
+#define V4L2_CID_HANTRO_HEVC_EXTRA_DECODE_PARAMS (V4L2_CID_USER_HANTRO_BASE + 0)
+
+/**
+ * struct hantro_hevc_extra_decode_params - extra decode parameters for hantro driver
+ * @hevc_hdr_skip_lenght: header first bits offset
+ */
+struct hantro_hevc_extra_decode_params {
+ __u32 hevc_hdr_skip_lenght;
+ __u8 padding[4];
+};
+
+#endif
diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h
index 039c0d7add1b..ced7486c7f46 100644
--- a/include/uapi/linux/v4l2-controls.h
+++ b/include/uapi/linux/v4l2-controls.h
@@ -209,6 +209,11 @@ enum v4l2_colorfx {
* We reserve 128 controls for this driver.
*/
#define V4L2_CID_USER_CCS_BASE (V4L2_CID_USER_BASE + 0x10f0)
+/*
+ * The base for HANTRO driver controls.
+ * We reserve 32 controls for this driver.
+ */
+#define V4L2_CID_USER_HANTRO_BASE (V4L2_CID_USER_BASE + 0x1170)
/* MPEG-class control IDs */
/* The MPEG controls are applicable to all codec controls
--
2.25.1
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next prev parent reply other threads:[~2021-02-18 19:19 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-18 19:18 [PATCH v2 0/9] Add HANTRO G2/HEVC decoder support for IMX8MQ Benjamin Gaignard
2021-02-18 19:18 ` [PATCH v2 1/9] media: hevc: Modify structures to follow H265 ITU spec Benjamin Gaignard
2021-02-18 21:43 ` Jernej Škrabec
2021-02-19 16:45 ` Benjamin Gaignard
2021-02-22 16:24 ` John Cox
2021-02-22 16:39 ` Benjamin Gaignard
2021-02-22 20:01 ` Nicolas Dufresne
2021-02-18 19:18 ` [PATCH v2 2/9] media: hantro: Define HEVC codec profiles and supported features Benjamin Gaignard
2021-02-18 19:18 ` [PATCH v2 3/9] media: hantro: Add a field to distinguish the hardware versions Benjamin Gaignard
2021-02-18 19:18 ` Benjamin Gaignard [this message]
2021-02-18 21:34 ` [PATCH v2 4/9] media: uapi: Add a control for HANTRO driver Jernej Škrabec
2021-02-19 15:34 ` Benjamin Gaignard
2021-02-22 16:16 ` John Cox
2021-02-22 16:28 ` Benjamin Gaignard
2021-02-22 20:13 ` Ezequiel Garcia
2021-02-22 20:16 ` Nicolas Dufresne
2021-02-18 19:18 ` [PATCH v2 5/9] media: hantro: Introduce G2/HEVC decoder Benjamin Gaignard
2021-02-18 19:18 ` [PATCH v2 6/9] media: hantro: handle V4L2_PIX_FMT_HEVC_SLICE control Benjamin Gaignard
2021-02-18 19:18 ` [PATCH v2 7/9] media: hantro: IMX8M: add variant for G2/HEVC codec Benjamin Gaignard
2021-02-18 19:18 ` [PATCH v2 8/9] dt-bindings: media: nxp,imx8mq-vpu: Update bindings Benjamin Gaignard
2021-02-18 19:18 ` [PATCH v2 9/9] arm64: dts: imx8mq: Add node to G2 hardware Benjamin Gaignard
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