linux-kernel - Re: [PATCH v2] staging: mt7621-mmc: Fix single statement macros in sd.c

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Date:   Tue, 25 Sep 2018 12:01:50 -0700
From:   Joe Perches <joe@...ches.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Nishad Kamdar <nishadkamdar@...il.com>,
        NeilBrown <neil@...wn.name>, devel@...verdev.osuosl.org,
        Christian Lütke-Stetzkamp <christian@...mp.de>,
        linux-kernel@...r.kernel.org, John Crispin <blogic@...nwrt.org>,
        Dan Carpenter <dan.carpenter@...cle.com>
Subject: Re: [PATCH v2] staging: mt7621-mmc: Fix single statement macros in
 sd.c

On Tue, 2018-09-25 at 20:49 +0200, Greg Kroah-Hartman wrote:
> On Sun, Sep 23, 2018 at 06:31:32AM -0700, Joe Perches wrote:
> > On Sun, 2018-09-23 at 15:08 +0530, Nishad Kamdar wrote:
> > > This patch fixes a few single statement macros in sd.c.
> > > It converts two macros to inline functions. It removes
> > > five other macros and replaces their usages with calls to
> > > the function being called in the macro definition.
> > > Issue found by checkpatch.
> > > 
> > > Signed-off-by: Nishad Kamdar <nishadkamdar@...il.com>
> > > ---
> > > Changes in v2:
> > >   - Convert msdc_gate_clk() and msdc_ungate_clk() to inline functions.
> > >   - Delete msdc_irq_restore(), msdc_vcore_on(), msdc_vcore_off(),
> > >     msdc_vdd_on() and msdc_vdd_off() and replace their usages directly
> > >     with calls to the function being called by these macros.
> > 
> > Nishad, do please look again for uses of these functions
> > you are changing.
> > 
> > Please try removing all the #if 0 blocks instead, and then
> > see if there are also now unused functions from those removed
> > blocks that could also be removed.
> > 
> > And Greg, if you look at this, look at the odd license of
> > these files.
> > 
> > It's possible the license is incompatible with the GPL.
> 
> It is odd, but the GPL at the bottom of the file kind of implies it is
> ok.

Implications are not licenses.

> Given that it was published by mtk, I am assuming all is good, but
> it would be a good idea to check with the authors to fix this up
> properly.

The initial patch was submitted by
John Crispin <blogic@...nwrt.org>

I do not know John's relationship to mediatek.

commit 8b634a9c7620b15691322cd53071122d2ab249a7
Author: John Crispin <blogic@...nwrt.org>
Date:   Thu Mar 15 07:22:35 2018 +1100

John?  Any idea of the providence of these files?

I do not see anything like it in
https://git.openwrt.org/?p=openwrt/openwrt.git;a=tree;f=target/linux/mediatek;h=ad50ab7e407372a482aafb4183c4e49e25f93739;hb=refs/tags/v18.06.1