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From: Simon Horman <horms-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org>
To: Geert Uytterhoeven <geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
Cc: Geert Uytterhoeven
	<geert+renesas-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>,
	Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Linux-sh list <linux-sh-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Magnus Damm <magnus.damm-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH 2/2] spi: rspi: Fix typo when clearing SPSR_OVRF
Date: Fri, 27 Dec 2013 11:16:39 +0900	[thread overview]
Message-ID: <20131227021639.GD9184@verge.net.au> (raw)
In-Reply-To: <CAMuHMdWiJPF2NU+ME=CLMygvABZ_fcTyr7ggdQtFKbOGhCA0+w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>

On Tue, Dec 24, 2013 at 10:26:17AM +0100, Geert Uytterhoeven wrote:
> On Tue, Dec 24, 2013 at 3:59 AM, Simon Horman <horms-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org> wrote:
> > On Mon, Dec 23, 2013 at 07:34:24PM +0100, Geert Uytterhoeven wrote:
> >> The overrun flag should be cleared in the SPI Status Register, not in the
> >> SPI Control Register, based on the SDK sample code.
> >>
> >> Signed-off-by: Geert Uytterhoeven <geert+renesas-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
> >
> > I don't believe that I have access to the sample code,
> > but I do trust your judgement.
> 
> It's in the public RZLSP-V1.0.1 for RZ/A1H, available from
> https://oss.renesas.com/. Oh, today a new version got released.

Thanks, I was not aware of that.

> 
> The issue is quite obvious: after clearing the bit, the new value should
> be written back to the same register.
> 
> However, the fix is not in a v3.10-rc6 version I saw, so this may matter
> for LTSI.

I believe that the LTSI-3.10 work from Renesas (so far mainly me) is
independent of the sample code at the link above. So unless this fix ends
up in v3.10 -stable, which should feed into LTSI-3.10, then it will need to
be submitted to LTSI (probably be me or you) if we want it to be in LTSI.

> 
> > Acked-by: Simon Horman <horms+renesas-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org>
> 
> Thanks!
> 
> Gr{oetje,eeting}s,
> 
>                         Geert
> 
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org
> 
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
>                                 -- Linus Torvalds
> 
--
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  parent reply	other threads:[~2013-12-27  2:16 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-23 18:34 [PATCH 1/2] spi: rspi: Fix NULL pointer dereference on SH7757 Geert Uytterhoeven
2013-12-23 18:34 ` [PATCH 2/2] spi: rspi: Fix typo when clearing SPSR_OVRF Geert Uytterhoeven
     [not found]   ` <1387823664-32318-2-git-send-email-geert+renesas-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
2013-12-24  2:59     ` Simon Horman
2013-12-24  9:26       ` Geert Uytterhoeven
     [not found]         ` <CAMuHMdWiJPF2NU+ME=CLMygvABZ_fcTyr7ggdQtFKbOGhCA0+w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-12-27  2:16           ` Simon Horman [this message]
     [not found]             ` <20131227021639.GD9184-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org>
2014-01-09  9:41               ` Geert Uytterhoeven
     [not found]                 ` <CAMuHMdU+4qCc64CkJeLAhh4SHqbB0E8Cu=8dKpmaYbphTBJV6g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-01-10  0:49                   ` Simon Horman
2013-12-24  2:58 ` [PATCH 1/2] spi: rspi: Fix NULL pointer dereference on SH7757 Simon Horman
2013-12-24 13:12 ` Mark Brown

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