linux-kernel - Re: [PATCH v2] Since am437x have the same clock structure with am335x [1][2], reuse the code from Tony Lindgren's patch [3] to fix dcan probe failed on am437x platform.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <CAL9mu0+sbCPEuriONAzWAFdpb+ak+ufG=vP7Z10eGL8TC=c3JQ@mail.gmail.com>
Date:   Tue, 14 Jul 2020 14:33:38 +0800
From:   dillon min <dillon.minfei@...il.com>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Benoit Cousson <bcousson@...libre.com>, tony@...mide.com,
        Rob Herring <robh+dt@...nel.org>, linux-omap@...r.kernel.org,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] Since am437x have the same clock structure with am335x
 [1][2], reuse the code from Tony Lindgren's patch [3] to fix dcan probe
 failed on am437x platform.

Hi Stephen,

On Tue, Jul 14, 2020 at 1:37 PM Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> Hi Dillon,
>
> On Tue, 14 Jul 2020 13:21:07 +0800 dillon min <dillon.minfei@...il.com> wrote:
> >
> > Thanks, how about the below commit message.
> >
> > Subject: [PATCH v4] Fix dcan driver probe failed on am437x platform
> >
> > Got following d_can probe errors with kernel 5.8-rc1 on am437x
> >
> > [   10.730822] CAN device driver interface
> > Starting Wait for Network to be Configured...
> > [  OK  ] Reached target Network.
> > [   10.787363] c_can_platform 481cc000.can: probe failed
> > [   10.792484] c_can_platform: probe of 481cc000.can failed with
> > error -2
> > [   10.799457] c_can_platform 481d0000.can: probe failed
> > [   10.804617] c_can_platform: probe of 481d0000.can failed with
> > error -2
> >
> > actually, Tony has fixed this issue on am335x with the patch [3]
> >
> > Since am437x has the same clock structure with am335x
> > [1][2], so reuse the code from Tony Lindgren's patch [3] to fix it.
> >
> >
> > [1]: https://www.ti.com/lit/pdf/spruh73 Chapter-23, Figure 23-1. DCAN
> > Integration
> > [2]: https://www.ti.com/lit/pdf/spruhl7 Chapter-25, Figure 25-1. DCAN
> > Integration
> > [3]: commit 516f1117d0fb ("ARM: dts: Configure osc clock for d_can on am335x")
> >
> > Fixes: 1a5cd7c23cc5 ("bus: ti-sysc: Enable all clocks directly during
> > init to read revision")
> > Signed-off-by: dillon min <dillon.minfei@...il.com>
> > ---
> >
> > Hi Stephen,
> >
> > This changes correct commit messages based on your reviewing.
> > make Fixes tags to oneline.
> > make all commit message tags at the end of commit message
> > make Fixes tags before Signed-off-by line.
> > add probe failed log to commit message.
>
> Apart from the line wrapping, that looks better.  I assume that your
> email client (looks like Gmail web gui) is wrapping the lines, please
> see if you can stop it doing that (see the section on Gmail in
> Documentation/process/email-clients.rst).
>
Thanks.
I checked with git send-email , there is no line wrapping. maybe gmail just has
the feature which text be split into lines of about 78 characters in
gmail web clients.

if add '>' before the line which exceeds 78 characters in gmail web
clients, this line will not be wrapped.

>Fixes: 1a5cd7c23cc5 ("bus: ti-sysc: Enable all clocks directly during init to read revision")

I will sumit v4 version for you.

thanks,
dillon,

> --
> Cheers,
> Stephen Rothwell