linux-kernel - Re: [PATCH v5 2/2] DRM: Add KMS driver for the Ingenic JZ47xx SoCs

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Message-Id: <1561108654.1777.1@crapouillou.net>
Date:   Fri, 21 Jun 2019 11:17:34 +0200
From:   Paul Cercueil <paul@...pouillou.net>
To:     Daniel Vetter <daniel@...ll.ch>
Cc:     Sam Ravnborg <sam@...nborg.org>, David Airlie <airlied@...ux.ie>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Sean Paul <sean@...rly.run>, od@...c.me,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Artur Rojek <contact@...ur-rojek.eu>
Subject: Re: [PATCH v5 2/2] DRM: Add KMS driver for the Ingenic JZ47xx SoCs



Le ven. 21 juin 2019 à 11:13, Daniel Vetter <daniel@...ll.ch> a écrit 
:
> On Fri, Jun 21, 2019 at 11:07:30AM +0200, Paul Cercueil wrote:
>> 
>> 
>>  Le ven. 21 juin 2019 à 11:04, Daniel Vetter <daniel@...ll.ch> a 
>> écrit :
>>  > On Thu, Jun 20, 2019 at 04:15:59PM +0200, Paul Cercueil wrote:
>>  > >
>>  > >
>>  > >  Le mer. 19 juin 2019 à 14:26, Sam Ravnborg <sam@...nborg.org> 
>> a
>>  > > écrit :
>>  > >  > Hi Paul.
>>  > >  >
>>  > >  > On Mon, Jun 03, 2019 at 05:23:31PM +0200, Paul Cercueil 
>> wrote:
>>  > >  > >  Add a KMS driver for the Ingenic JZ47xx family of SoCs.
>>  > >  > >  This driver is meant to replace the aging jz4740-fb 
>> driver.
>>  > >  > >
>>  > >  > >  This driver does not make use of the simple pipe helper, 
>> for
>>  > > the
>>  > >  > > reason
>>  > >  > >  that it will soon be updated to support more advanced 
>> features
>>  > > like
>>  > >  > >  multiple planes, IPU integration for colorspace 
>> conversion and
>>  > >  > > up/down
>>  > >  > >  scaling, support for DSI displays, and TV-out and HDMI 
>> outputs.
>>  > >  > >
>>  > >  > >  Signed-off-by: Paul Cercueil <paul@...pouillou.net>
>>  > >  > >  Tested-by: Artur Rojek <contact@...ur-rojek.eu>
>>  > >  > >  ---
>>  > >  > >
>>  > >  > >  Notes:
>>  > >  > >      v2: - Remove custom handling of panel. The panel is 
>> now
>>  > >  > > discovered using
>>  > >  > >      	  the standard API.
>>  > >  > >      	- Lots of small tweaks suggested by upstream
>>  > >  > >
>>  > >  > >      v3: - Use devm_drm_dev_init()
>>  > >  > >      	- Update compatible strings to -lcd instead of -drm
>>  > >  > >      	- Add destroy() callbacks to plane and crtc
>>  > >  > >      	- The ingenic,lcd-mode is now read from the bridge's 
>> DT
>>  > > node
>>  > >  > >
>>  > >  > >      v4: Remove ingenic,lcd-mode property completely. The
>>  > > various
>>  > >  > > modes are now
>>  > >  > >      	deduced from the connector type, the pixel format or 
>> the
>>  > > bus
>>  > >  > > flags.
>>  > >  > >
>>  > >  > >      v5: - Fix framebuffer size incorrectly calculated for 
>> 24bpp
>>  > >  > > framebuffers
>>  > >  > >      	- Use 32bpp framebuffer instead of 16bpp, as it'll 
>> work
>>  > > with
>>  > >  > > both
>>  > >  > >      	  16-bit and 24-bit panel
>>  > >  > >      	- Get rid of drm_format_plane_cpp() which has been 
>> dropped
>>  > >  > > upstream
>>  > >  > >      	- Avoid using drm_format_info->depth, which is 
>> deprecated.
>>  > >  > In the drm world we include the revision notes in the 
>> changelog.
>>  > >  > So I did this when I applied it to drm-misc-next.
>>  > >  >
>>  > >  > Fixed a few trivial checkpatch warnings about indent too.
>>  > >  > There was a few too-long-lines warnings that I ignored. 
>> Fixing
>>  > > them
>>  > >  > would have hurt readability.
>>  > >
>>  > >  Thanks.
>>  > >
>>  > >  > I assume you will maintain this driver onwards from now.
>>  > >  > Please request drm-misc commit rights (see
>>  > >  > https://www.freedesktop.org/wiki/AccountRequests/)
>>  > >  > You will need a legacy SSH account.
>>  > >
>>  > >  I requested an account here:
>>  > >  
>> https://gitlab.freedesktop.org/freedesktop/freedesktop/issues/162
>>  >
>>  > This 404s for me. Did you set the issue to private by any chance? 
>> Or
>>  > deleted already again?
>>  > -Daniel
>> 
>>  Sorry, yes, I set it to private. I thought I had to :(
> 
> Well I can't ack it if its private, so please change that. Also,
> everything is public around here, or almost everything ...
> -Daniel

I closed the old one and created a new, public one:
https://gitlab.freedesktop.org/freedesktop/freedesktop/issues/165


>> 
>>  > >
>>  > >  > And you should familiarize yourself with the 
>> maintainer-tools:
>>  > >  > https://drm.pages.freedesktop.org/maintainer-tools/index.html
>>  > >  >
>>  > >  > For my use I use "dim update-branches; dim apply; dim push
>>  > >  > So only a small subset i needed for simple use.
>>  > >  >
>>  > >  > 	Sam
>>  > >
>>  > >
>>  >
>>  > --
>>  > Daniel Vetter
>>  > Software Engineer, Intel Corporation
>>  > http://blog.ffwll.ch
>> 
>> 
> 
> --
> Daniel Vetter
> Software Engineer, Intel Corporation
> http://blog.ffwll.ch