From: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: linux-spi <linux-spi@vger.kernel.org>,
Linux-sh list <linux-sh@vger.kernel.org>,
Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>,
Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Subject: Re: [PATCH v2] spi: sh-msiof: Update calculation of frequency dividing
Date: Fri, 30 Jan 2015 06:13:53 +0000 [thread overview]
Message-ID: <54CB2121.4000607@renesas.com> (raw)
In-Reply-To: <CAMuHMdWwXGaMYpuPJ2_429kc65D0p26dOL-wz7GpWxQAqdJpwQ@mail.gmail.com>
Hi,
(2015/01/15 23:21), Geert Uytterhoeven wrote:
> Hi Iwamatsu-san,
>
> Thanks for the update!
>
> On Thu, Jan 15, 2015 at 2:50 AM, Nobuhiro Iwamatsu
> <nobuhiro.iwamatsu.yj@renesas.com> wrote:
>> @@ -804,7 +803,9 @@ static int sh_msiof_transfer_one(struct spi_master *master,
>> int ret;
>>
>> /* setup clocks (clock already enabled in chipselect()) */
>> - sh_msiof_spi_set_clk_regs(p, clk_get_rate(p->clk), t->speed_hz);
>> + ret = sh_msiof_spi_set_clk_regs(p, clk_get_rate(p->clk), t->speed_hz);
>> + if (ret)
>> + return ret;
>
> I think this can be handled by the core, if we fill in spi_master.min_speed_hz.
I see. I removed this change.
>
> BTW, you should also CC Mark Brown when sending SPI patches.
OK, I will add him form next patch.
>
> Gr{oetje,eeting}s,
>
> Geert
Best regards,
Nobuhiro
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.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
WARNING: multiple messages have this Message-ID (diff)
From: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: linux-spi <linux-spi@vger.kernel.org>,
Linux-sh list <linux-sh@vger.kernel.org>,
Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>,
Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Subject: Re: [PATCH v2] spi: sh-msiof: Update calculation of frequency dividing
Date: Fri, 30 Jan 2015 15:13:53 +0900 [thread overview]
Message-ID: <54CB2121.4000607@renesas.com> (raw)
In-Reply-To: <CAMuHMdWwXGaMYpuPJ2_429kc65D0p26dOL-wz7GpWxQAqdJpwQ@mail.gmail.com>
Hi,
(2015/01/15 23:21), Geert Uytterhoeven wrote:
> Hi Iwamatsu-san,
>
> Thanks for the update!
>
> On Thu, Jan 15, 2015 at 2:50 AM, Nobuhiro Iwamatsu
> <nobuhiro.iwamatsu.yj@renesas.com> wrote:
>> @@ -804,7 +803,9 @@ static int sh_msiof_transfer_one(struct spi_master *master,
>> int ret;
>>
>> /* setup clocks (clock already enabled in chipselect()) */
>> - sh_msiof_spi_set_clk_regs(p, clk_get_rate(p->clk), t->speed_hz);
>> + ret = sh_msiof_spi_set_clk_regs(p, clk_get_rate(p->clk), t->speed_hz);
>> + if (ret)
>> + return ret;
>
> I think this can be handled by the core, if we fill in spi_master.min_speed_hz.
I see. I removed this change.
>
> BTW, you should also CC Mark Brown when sending SPI patches.
OK, I will add him form next patch.
>
> Gr{oetje,eeting}s,
>
> Geert
Best regards,
Nobuhiro
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.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
next prev parent reply other threads:[~2015-01-30 6:13 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-15 1:50 [PATCH v2] spi: sh-msiof: Update calculation of frequency dividing Nobuhiro Iwamatsu
2015-01-15 1:50 ` Nobuhiro Iwamatsu
2015-01-15 14:21 ` Geert Uytterhoeven
2015-01-15 14:21 ` Geert Uytterhoeven
2015-01-30 6:13 ` Nobuhiro Iwamatsu [this message]
2015-01-30 6:13 ` Nobuhiro Iwamatsu
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