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Subject: media: admin-guide: Fix mgb4 driver documentation structure
Author: Martin Tůma <martin.t...@digiteqautomotive.com>
Date: Mon Mar 18 17:09:19 2024 +0100
Fix the mgb4 driver documentation structure that breaks the
"Video4Linux (V4L) driver-specific documentation" outline.
Signed-off-by: Martin Tůma <martin.t...@digiteqautomotive.com>
Signed-off-by: Hans Verkuil <hverkuil-ci...@xs4all.nl>
Documentation/admin-guide/media/mgb4.rst | 35 ++++++++++++++------------------
1 file changed, 15 insertions(+), 20 deletions(-)
---
diff --git a/Documentation/admin-guide/media/mgb4.rst
b/Documentation/admin-guide/media/mgb4.rst
index 2977f74d7e26..e434d4a9eeb3 100644
--- a/Documentation/admin-guide/media/mgb4.rst
+++ b/Documentation/admin-guide/media/mgb4.rst
@@ -1,8 +1,10 @@
.. SPDX-License-Identifier: GPL-2.0
-====================
-mgb4 sysfs interface
-====================
+The mgb4 driver
+===============
+
+sysfs interface
+---------------
The mgb4 driver provides a sysfs interface, that is used to configure video
stream related parameters (some of them must be set properly before the v4l2
@@ -12,9 +14,8 @@ There are two types of parameters - global / PCI card
related, found under
``/sys/class/video4linux/videoX/device`` and module specific found under
``/sys/class/video4linux/videoX``.
-
Global (PCI card) parameters
-============================
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~
**module_type** (R):
Module type.
@@ -42,9 +43,8 @@ Global (PCI card) parameters
where each component is a 8b number.
-
Common FPDL3/GMSL input parameters
-==================================
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
**input_id** (R):
Input number ID, zero based.
@@ -190,9 +190,8 @@ Common FPDL3/GMSL input parameters
*Note: This parameter can not be changed while the input v4l2 device is
open.*
-
Common FPDL3/GMSL output parameters
-===================================
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
**output_id** (R):
Output number ID, zero based.
@@ -282,9 +281,8 @@ Common FPDL3/GMSL output parameters
Number of video lines between the end of the last valid pixel line (marked
by DE=1) and assertion of the VSYNC signal. The default value is 2.
-
FPDL3 specific input parameters
-===============================
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
**fpdl3_input_width** (RW):
Number of deserializer input lines.
@@ -294,7 +292,7 @@ FPDL3 specific input parameters
| 2 - dual
FPDL3 specific output parameters
-================================
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
**fpdl3_output_width** (RW):
Number of serializer output lines.
@@ -304,7 +302,7 @@ FPDL3 specific output parameters
| 2 - dual
GMSL specific input parameters
-==============================
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
**gmsl_mode** (RW):
GMSL speed mode.
@@ -328,10 +326,8 @@ GMSL specific input parameters
| 0 - disabled
| 1 - enabled (default)
-
-====================
-mgb4 mtd partitions
-====================
+MTD partitions
+--------------
The mgb4 driver creates a MTD device with two partitions:
- mgb4-fw.X - FPGA firmware.
@@ -344,9 +340,8 @@ also have a third partition named *mgb4-flash* available in
the system. This
partition represents the whole, unpartitioned, card's FLASH memory and one
should
not fiddle with it...
-====================
-mgb4 iio (triggers)
-====================
+IIO (triggers)
+--------------
The mgb4 driver creates an Industrial I/O (IIO) device that provides trigger
and
signal level status capability. The following scan elements are available:
