swh:1:snp:c2847dfd741eae21606027cf29250d1ebcd63fb4
Tip revision: d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 authored by Linus Torvalds on 27 January 2020, 00:23:03 UTC
Linux 5.5
Linux 5.5
Tip revision: d5226fa
meson.rst
=============================================
drm/meson AmLogic Meson Video Processing Unit
=============================================
.. kernel-doc:: drivers/gpu/drm/meson/meson_drv.c
:doc: Video Processing Unit
Video Processing Unit
=====================
The Amlogic Meson Display controller is composed of several components
that are going to be documented below:
.. code::
DMC|---------------VPU (Video Processing Unit)----------------|------HHI------|
| vd1 _______ _____________ _________________ | |
D |-------| |----| | | | | HDMI PLL |
D | vd2 | VIU | | Video Post | | Video Encoders |<---|-----VCLK |
R |-------| |----| Processing | | | | |
| osd2 | | | |---| Enci ----------|----|-----VDAC------|
R |-------| CSC |----| Scalers | | Encp ----------|----|----HDMI-TX----|
A | osd1 | | | Blenders | | Encl ----------|----|---------------|
M |-------|______|----|____________| |________________| | |
___|__________________________________________________________|_______________|
Video Input Unit
================
.. kernel-doc:: drivers/gpu/drm/meson/meson_viu.c
:doc: Video Input Unit
Video Post Processing
=====================
.. kernel-doc:: drivers/gpu/drm/meson/meson_vpp.c
:doc: Video Post Processing
Video Encoder
=============
.. kernel-doc:: drivers/gpu/drm/meson/meson_venc.c
:doc: Video Encoder
Video Clocks
============
.. kernel-doc:: drivers/gpu/drm/meson/meson_vclk.c
:doc: Video Clocks
HDMI Video Output
=================
.. kernel-doc:: drivers/gpu/drm/meson/meson_dw_hdmi.c
:doc: HDMI Output