linux-kernel - Re: [PATCH] ARM: multi_v7_defconfig: enable drm imx support

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Date:   Tue, 10 Mar 2020 11:29:04 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Christian Gmeiner <christian.gmeiner@...il.com>
Cc:     Krzysztof Kozlowski <krzk@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Russell King <linux@...linux.org.uk>,
        Olof Johansson <olof@...om.net>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Arnd Bergmann <arnd@...db.de>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Patrice Chotard <patrice.chotard@...com>,
        Joel Stanley <joel@....id.au>,
        Tony Lindgren <tony@...mide.com>,
        Lubomir Rintel <lkundrak@...sk>,
        Enric Balletbo i Serra <enric.balletbo@...labora.com>,
        linux-arm-kernel@...ts.infradead.org,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        Philipp Zabel <p.zabel@...gutronix.de>
Subject: Re: [PATCH] ARM: multi_v7_defconfig: enable drm imx support

On Fri, Mar 06, 2020 at 02:58:30PM +0100, Christian Gmeiner wrote:
> Hi
> 
> Sorry for the delay.. totally forgot about the mail.
> 
> Am Mi., 19. Feb. 2020 um 10:11 Uhr schrieb Shawn Guo <shawnguo@...nel.org>:
> >
> > On Wed, Feb 19, 2020 at 09:48:23AM +0100, Christian Gmeiner wrote:
> > > Am Di., 18. Feb. 2020 um 10:14 Uhr schrieb Shawn Guo <shawnguo@...nel.org>:
> > > >
> > > > On Mon, Feb 17, 2020 at 01:09:32PM +0100, Christian Gmeiner wrote:
> > > > > Am Mo., 17. Feb. 2020 um 05:19 Uhr schrieb Shawn Guo <shawnguo@...nel.org>:
> > > > > >
> > > > > > On Mon, Feb 10, 2020 at 02:30:12PM +0100, Christian Gmeiner wrote:
> > > > > > > Am Mo., 10. Feb. 2020 um 11:58 Uhr schrieb Krzysztof Kozlowski
> > > > > > > <krzk@...nel.org>:
> > > > > > > >
> > > > > > > > On Mon, 10 Feb 2020 at 11:54, Christian Gmeiner
> > > > > > > > <christian.gmeiner@...il.com> wrote:
> > > > > > > > >
> > > > > > > > > Am Fr., 24. Jan. 2020 um 09:44 Uhr schrieb Christian Gmeiner
> > > > > > > > > <christian.gmeiner@...il.com>:
> > > > > > > > > >
> > > > > > > > > > Makes it possible to multi v7 defconfig for stm32 and imx based devices with
> > > > > >
> > > > > > What do you mean by stm32 based devices here?
> > > > > >
> > > > >
> > > > > CONFIG_ARCH_STM32 - I have a STM32MP157C-DK2 in my board farm and
> > > > > would love to use
> > > > > multi_v7 for imx6 and stm32.
> > > >
> > > > The patch is all about enabling drm-imx driver support.  The commit log
> > > > gives the impression that drm-imx driver also works on stm32 devices.
> > > > Is that the case?
> > > >
> > >
> > > No - the common thing both share is etnaviv.
> >
> > I did not know that before, and thanks for the information.  But looking
> > at the code change, there is nothing about etnaviv driver, and it's all
> > about drm-imx driver.  So I'm still questioning why stm32 needs to be
> > mentioned in the commit log at all.
> >
> > > The patch subject "ARM:
> > > multi_v7_defconfig: enable drm imx support" is fine
> >
> > Agreed.  It's perfect.
> >
> > > I think but in the commit message I missed the verb so this should be
> > > a better one:
> > >
> > > --->8---
> > > ARM: multi_v7_defconfig: enable drm imx support
> > >
> > > Makes it possible to use multi v7 defconfig for stm32 and imx based devices with
> > > full drm support.
> > > --->8---
> >
> > I don't think 'stm32' should be there, as the code change in this commit
> > has nothing to do with stm32, if I understand it correctly.
> >
> 
> Okay.. what about:
> --->8---
> ARM: multi_v7_defconfig: enable drm imx support
> 
> It will be useful to have it enabled for KernelCI boot and runtime testing.
> --->8---

Applied with above commit log.

Shawn