linux-kernel - Re: v4.17-rc1: regressions on N900, N950

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Message-ID: <20180529210909.7m4cyhh524xqipju@earth.universe>
Date:   Tue, 29 May 2018 23:09:09 +0200
From:   Sebastian Reichel <sebastian.reichel@...labora.co.uk>
To:     Pavel Machek <pavel@....cz>
Cc:     kernel list <linux-kernel@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-omap@...r.kernel.org
Subject: Re: v4.17-rc1: regressions on N900, N950

Hi Pavel,

On Tue, May 29, 2018 at 10:45:17PM +0200, Pavel Machek wrote:
> > > > still results in working touchscreen, removing any of the three fields
> > > > breaks it again.
> > > 
> > > I bisected one regression down, see "omapdrm regression in v4.17-rc series"
> > > not sure if it covers all the issues being discussed here though.
> > 
> > Reverting 24aac6011f70 fixes screen on n900 in v4.17-rc for me. (But
> > strange dependency on tsc2005@0 is still there).
> 
> Laurent, your patch looks pretty obvious, but unfortunately breaks
> display on Nokia N900.
> 
> The patch is pretty big as is, perhaps you have version split to sdi
> => *sdi and then static => dynamic allocation?

There is a queued fix:

https://github.com/freedesktop/drm-misc/commit/2bc5ff0bdc00d81d719dad74589317a260d583ed

-- Sebastian

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