Documentation/gpu/meson.rst

   1 =============================================
   2 drm/meson AmLogic Meson Video Processing Unit
   3 =============================================
   4
   5 .. kernel-doc:: drivers/gpu/drm/meson/meson_drv.c
   6    :doc: Video Processing Unit
   7
   8 Video Processing Unit
   9 =====================
  10
  11 The Amlogic Meson Display controller is composed of several components
  12 that are going to be documented below:
  13
  14 .. code::
  15
  16   DMC|---------------VPU (Video Processing Unit)----------------|------HHI------|
  17      | vd1   _______     _____________    _________________     |               |
  18   D  |-------|      |----|            |   |                |    |   HDMI PLL    |
  19   D  | vd2   | VIU  |    | Video Post |   | Video Encoders |<---|-----VCLK      |
  20   R  |-------|      |----| Processing |   |                |    |               |
  21      | osd2  |      |    |            |---| Enci ----------|----|-----VDAC------|
  22   R  |-------| CSC  |----| Scalers    |   | Encp ----------|----|----HDMI-TX----|
  23   A  | osd1  |      |    | Blenders   |   | Encl ----------|----|---------------|
  24   M  |-------|______|----|____________|   |________________|    |               |
  25   ___|__________________________________________________________|_______________|
  26
  27 Video Input Unit
  28 ================
  29
  30 .. kernel-doc:: drivers/gpu/drm/meson/meson_viu.c
  31    :doc: Video Input Unit
  32
  33 Video Post Processing
  34 =====================
  35
  36 .. kernel-doc:: drivers/gpu/drm/meson/meson_vpp.c
  37    :doc: Video Post Processing
  38
  39 Video Encoder
  40 =============
  41
  42 .. kernel-doc:: drivers/gpu/drm/meson/meson_venc.c
  43    :doc: Video Encoder
  44
  45 Video Canvas Management
  46 =======================
  47
  48 .. kernel-doc:: drivers/gpu/drm/meson/meson_canvas.c
  49    :doc: Canvas
  50
  51 Video Clocks
  52 ============
  53
  54 .. kernel-doc:: drivers/gpu/drm/meson/meson_vclk.c
  55    :doc: Video Clocks
  56
  57 HDMI Video Output
  58 =================
  59
  60 .. kernel-doc:: drivers/gpu/drm/meson/meson_dw_hdmi.c
  61    :doc: HDMI Output