Re: [PATCH v2 6/8] v4l: vsp1: Adapt entities to configure into a body

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Hi Kieran,

On Tuesday, 12 September 2017 00:42:09 EEST Kieran Bingham wrote:
> On 17/08/17 18:58, Laurent Pinchart wrote:
> > On Monday 14 Aug 2017 16:13:29 Kieran Bingham wrote:
> >> Currently the entities store their configurations into a display list.
> >> Adapt this such that the code can be configured into a body fragment
> >> directly, allowing greater flexibility and control of the content.
> >> 
> >> All users of vsp1_dl_list_write() are removed in this process, thus it
> >> too is removed.
> >> 
> >> A helper, vsp1_dl_list_body() is provided to access the internal body0
> >> from the display list.
> >> 
> >> Signed-off-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
> >> ---
> >> 
> >>  drivers/media/platform/vsp1/vsp1_bru.c    | 22 ++++++------
> >>  drivers/media/platform/vsp1/vsp1_clu.c    | 22 ++++++------
> >>  drivers/media/platform/vsp1/vsp1_dl.c     | 12 ++-----
> >>  drivers/media/platform/vsp1/vsp1_dl.h     |  2 +-
> >>  drivers/media/platform/vsp1/vsp1_drm.c    | 14 +++++---
> >>  drivers/media/platform/vsp1/vsp1_entity.c | 16 ++++-----
> >>  drivers/media/platform/vsp1/vsp1_entity.h | 12 ++++---
> >>  drivers/media/platform/vsp1/vsp1_hgo.c    | 16 ++++-----
> >>  drivers/media/platform/vsp1/vsp1_hgt.c    | 18 +++++-----
> >>  drivers/media/platform/vsp1/vsp1_hsit.c   | 10 +++---
> >>  drivers/media/platform/vsp1/vsp1_lif.c    | 13 +++----
> >>  drivers/media/platform/vsp1/vsp1_lut.c    | 21 ++++++------
> >>  drivers/media/platform/vsp1/vsp1_pipe.c   |  4 +-
> >>  drivers/media/platform/vsp1/vsp1_pipe.h   |  3 +-
> >>  drivers/media/platform/vsp1/vsp1_rpf.c    | 43 +++++++++++-------------
> >>  drivers/media/platform/vsp1/vsp1_sru.c    | 14 ++++----
> >>  drivers/media/platform/vsp1/vsp1_uds.c    | 24 +++++++------
> >>  drivers/media/platform/vsp1/vsp1_uds.h    |  2 +-
> >>  drivers/media/platform/vsp1/vsp1_video.c  | 11 ++++--
> >>  drivers/media/platform/vsp1/vsp1_wpf.c    | 42 ++++++++++++-----------
> >>  20 files changed, 168 insertions(+), 153 deletions(-)
> > 
> > This is quite intrusive, and it bothers me slightly that we need to pass
> > both the DL and the DLB to the configure function in order to add
> > fragments to the DL in the CLU and LUT modules. Wouldn't it be simpler to
> > add a pointer to the current body in the DL structure, and modify
> > vsp1_dl_list_write() to write to the current fragment ?
> 
> No doubt about it, 168+, 153- is certainly intrusive.
> 
> Yes, now I'm looking back at this, I think this does look like this part is
> not quite the right approach.
> 
> Which otherwise stalls the series until I have time to reconsider. I will
> likely repost the work I have done on the earlier patches, including the
> 's/fragment/body/g' changes and ready myself for a v4 which will contain the
> heavier reworks.

Fine with me. Could you make sure to mention the open issues in the cover 
letter ? I want to avoid commenting on them if you know already that you will 
rework them later.

-- 
Regards,

Laurent Pinchart




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