swh:1:snp:3c665ee4f67729f27f2e40193ab88e7298cf0fef
Tip revision: 7d2a07b769330c34b4deabeed939325c77a7ec2f authored by Linus Torvalds on 29 August 2021, 22:04:50 UTC
Linux 5.14
Linux 5.14
Tip revision: 7d2a07b
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