Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
media: uapi: Add MEDIA_BUS_FMT_RGB202020_1X60 format code
The Mali-C55 ISP by ARM requires 20-bits per colour channel input on
the bus. Add a new media bus format code to represent it.
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Tested-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Nayden Kanchev <nayden.kanchev@arm.com>
Co-developed-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Signed-off-by: Daniel Scally <dan.scally@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
authored by
Daniel Scally
and committed by
Hans Verkuil
ec4ac3cb
76799be6
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+168
Documentation/userspace-api/media/v4l/subdev-formats.rst
+168
Documentation/userspace-api/media/v4l/subdev-formats.rst
···
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\endgroup
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The following table list existing packed 60bit wide RGB formats.
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.. tabularcolumns:: |p{4.0cm}|p{0.7cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|
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.. _v4l2-mbus-pixelcode-rgb-60:
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.. raw:: latex
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\begingroup
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\tiny
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\setlength{\tabcolsep}{2pt}
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.. flat-table:: 60bit RGB formats
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:header-rows: 3
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:stub-columns: 0
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:widths: 36 7 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
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* - Identifier
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- Code
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-
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- :cspan:`31` Data organization
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* -
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-
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- Bit
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-
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-
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-
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-
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- 59
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- 58
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+
- 57
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- 56
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- 55
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- 54
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- 53
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- 52
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- 51
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- 50
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- 49
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- 48
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- 47
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- 46
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- 45
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- 44
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- 43
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- 42
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- 41
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- 40
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- 39
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- 38
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- 37
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- 36
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- 35
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- 34
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- 33
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- 32
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* -
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-
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-
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- 31
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- 30
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- 29
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- 28
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- 27
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- 26
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- 25
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- 24
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- 23
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- 22
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- 21
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- 20
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- 19
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- 18
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- 17
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- 16
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- 15
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- 14
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- 13
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- 12
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- 11
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- 10
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- 9
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- 8
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- 7
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- 6
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- 5
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- 4
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- 3
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- 2
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- 1
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- 0
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* .. _MEDIA-BUS-FMT-RGB202020-1X60:
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- MEDIA_BUS_FMT_RGB202020_1X60
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- 0x1026
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-
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-
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-
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-
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-
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- r\ :sub:`19`
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- r\ :sub:`18`
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- r\ :sub:`17`
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- r\ :sub:`16`
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- r\ :sub:`15`
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- r\ :sub:`14`
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- r\ :sub:`13`
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- r\ :sub:`12`
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- r\ :sub:`11`
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- r\ :sub:`10`
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- r\ :sub:`9`
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- r\ :sub:`8`
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- r\ :sub:`7`
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- r\ :sub:`6`
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- r\ :sub:`5`
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- r\ :sub:`4`
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- r\ :sub:`3`
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- r\ :sub:`2`
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- r\ :sub:`1`
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- r\ :sub:`0`
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- g\ :sub:`19`
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- g\ :sub:`18`
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- g\ :sub:`17`
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- g\ :sub:`16`
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- g\ :sub:`15`
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- g\ :sub:`14`
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- g\ :sub:`13`
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- g\ :sub:`12`
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* -
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-
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-
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- g\ :sub:`11`
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- g\ :sub:`10`
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- g\ :sub:`9`
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- g\ :sub:`8`
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- g\ :sub:`7`
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- g\ :sub:`6`
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- g\ :sub:`5`
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- g\ :sub:`4`
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- g\ :sub:`3`
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- g\ :sub:`2`
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- g\ :sub:`1`
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- g\ :sub:`0`
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- b\ :sub:`19`
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- b\ :sub:`18`
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- b\ :sub:`17`
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- b\ :sub:`16`
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- b\ :sub:`15`
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- b\ :sub:`14`
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- b\ :sub:`13`
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- b\ :sub:`12`
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- b\ :sub:`11`
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- b\ :sub:`10`
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- b\ :sub:`9`
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- b\ :sub:`8`
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- b\ :sub:`7`
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- b\ :sub:`6`
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- b\ :sub:`5`
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- b\ :sub:`4`
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- b\ :sub:`3`
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- b\ :sub:`2`
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- b\ :sub:`1`
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- b\ :sub:`0`
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.. raw:: latex
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\endgroup
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On LVDS buses, usually each sample is transferred serialized in seven
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time slots per pixel clock, on three (18-bit) or four (24-bit) or five (30-bit)
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differential data pairs at the same time. The remaining bits are used
+2
-1
include/uapi/linux/media-bus-format.h
+2
-1
include/uapi/linux/media-bus-format.h
···
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#define MEDIA_BUS_FMT_FIXED 0x0001
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/* RGB - next is 0x1028 */
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/* RGB - next is 0x1029 */
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#define MEDIA_BUS_FMT_RGB444_1X12 0x1016
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#define MEDIA_BUS_FMT_RGB444_2X8_PADHI_BE 0x1001
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#define MEDIA_BUS_FMT_RGB444_2X8_PADHI_LE 0x1002
···
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#define MEDIA_BUS_FMT_RGB888_1X36_CPADLO 0x1021
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#define MEDIA_BUS_FMT_RGB121212_1X36 0x1019
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#define MEDIA_BUS_FMT_RGB161616_1X48 0x101a
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#define MEDIA_BUS_FMT_RGB202020_1X60 0x1028
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/* YUV (including grey) - next is 0x202f */
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#define MEDIA_BUS_FMT_Y8_1X8 0x2001