[0/5] drm/stm: new features to display controller

Message

Yannick Fertre Dec. 15, 2021, 9:46 p.m. UTC

Hello,
List of new feature:
* Replace the legacy register access by regmap API.
* Support of YCbCr 422 output
* Update layer shadow registers per plane.
* Support of YCbCr output (planar, semiplanar & coplanar)

These featues are available only with last hardware version of ltdc
(0x401000) link to patch"drm/stm: ltdc: support of new hardware version"
(https://patchwork.freedesktop.org/patch/465207).

Yannick Fertre (5):
  drm/stm: ltdc: switch to regmap
  drm/stm: ltdc: add YCbCr 422 output support
  drm/stm: ltdc: add per plane update support
  drm/stm: ltdc: add support of flexible pixel formats
  drm/stm: ltdc: add support of ycbcr pixel formats

 drivers/gpu/drm/stm/ltdc.c | 639 +++++++++++++++++++++++++++++--------
 drivers/gpu/drm/stm/ltdc.h |   9 +-
 2 files changed, 518 insertions(+), 130 deletions(-)

Comments

Philippe CORNU Jan. 13, 2022, 1:19 p.m. UTC | #1

On 12/15/21 10:46 PM, Yannick Fertre wrote:
> Hello,
> List of new feature:
> * Replace the legacy register access by regmap API.
> * Support of YCbCr 422 output
> * Update layer shadow registers per plane.
> * Support of YCbCr output (planar, semiplanar & coplanar)
> 
> These featues are available only with last hardware version of ltdc
> (0x401000) link to patch"drm/stm: ltdc: support of new hardware version"
> (https://patchwork.freedesktop.org/patch/465207).
> 
> Yannick Fertre (5):
>    drm/stm: ltdc: switch to regmap
>    drm/stm: ltdc: add YCbCr 422 output support
>    drm/stm: ltdc: add per plane update support
>    drm/stm: ltdc: add support of flexible pixel formats
>    drm/stm: ltdc: add support of ycbcr pixel formats
> 
>   drivers/gpu/drm/stm/ltdc.c | 639 +++++++++++++++++++++++++++++--------
>   drivers/gpu/drm/stm/ltdc.h |   9 +-
>   2 files changed, 518 insertions(+), 130 deletions(-)
> 

Hi Yannick,
for the entire serie,
Applied on drm-misc-next.
Many thanks for your patches,
Philippe :-)