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From: Anatolij Gustschin <agust@denx.de>
To: Moritz Fischer <mdf@kernel.org>
Cc: linux-fpga@vger.kernel.org,
	Devicetree List <devicetree@vger.kernel.org>,
	Alan Tull <atull@opensource.altera.com>,
	Rob Herring <robh+dt@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>
Subject: Re: [PATCH v2 2/2] fpga manager: Add Xilinx slave serial SPI driver
Date: Mon, 20 Feb 2017 21:05:04 +0100	[thread overview]
Message-ID: <20170220210504.2473ce90@crub> (raw)
In-Reply-To: <CAAtXAHeO_+6ZXP51nxFgyLYR9cjqLrqmoYEniqXmZudF=3uhFA@mail.gmail.com>

Hi Moritz,

On Mon, 20 Feb 2017 09:27:35 -0800
Moritz Fischer mdf@kernel.org wrote:

>Anatolij,
>
>small nits inline.
...

>> +       gpiod_set_value(conf->prog_b, 1);
>> +
>> +       udelay(1); /* min is 500 ns */  
>
>Maybe make this a named constant.

Okay, I can add

  const size_t prog_pulse_us = 1;
  ...
  udelay(prog_pulse_us);

...
>> +       gpiod_set_value(conf->prog_b, 0);
>> +
>> +       if (gpiod_get_value(conf->done)) {
>> +               dev_err(&mgr->dev, "Unexpected DONE pin state...\n");
>> +               return -EIO;
>> +       }
>> +
>> +       /* program latency */
>> +       usleep_range(1000, 1500);  
>
>Same here.

Okay, will change here as well.

Thanks for review! I'll wait some time for more comments and
will submit v3 then.

Anatolij

WARNING: multiple messages have this Message-ID (diff)
From: Anatolij Gustschin <agust-ynQEQJNshbs@public.gmane.org>
To: Moritz Fischer <mdf-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: linux-fpga-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Devicetree List
	<devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Alan Tull
	<atull-yzvPICuk2ABMcg4IHK0kFoH6Mc4MB0Vx@public.gmane.org>,
	Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>
Subject: Re: [PATCH v2 2/2] fpga manager: Add Xilinx slave serial SPI driver
Date: Mon, 20 Feb 2017 21:05:04 +0100	[thread overview]
Message-ID: <20170220210504.2473ce90@crub> (raw)
In-Reply-To: <CAAtXAHeO_+6ZXP51nxFgyLYR9cjqLrqmoYEniqXmZudF=3uhFA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>

Hi Moritz,

On Mon, 20 Feb 2017 09:27:35 -0800
Moritz Fischer mdf-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org wrote:

>Anatolij,
>
>small nits inline.
...

>> +       gpiod_set_value(conf->prog_b, 1);
>> +
>> +       udelay(1); /* min is 500 ns */  
>
>Maybe make this a named constant.

Okay, I can add

  const size_t prog_pulse_us = 1;
  ...
  udelay(prog_pulse_us);

...
>> +       gpiod_set_value(conf->prog_b, 0);
>> +
>> +       if (gpiod_get_value(conf->done)) {
>> +               dev_err(&mgr->dev, "Unexpected DONE pin state...\n");
>> +               return -EIO;
>> +       }
>> +
>> +       /* program latency */
>> +       usleep_range(1000, 1500);  
>
>Same here.

Okay, will change here as well.

Thanks for review! I'll wait some time for more comments and
will submit v3 then.

Anatolij
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  reply	other threads:[~2017-02-20 20:05 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-20 14:25 [PATCH v2 0/2] Xilinx Slave Serial FPGA Manager Anatolij Gustschin
     [not found] ` <1487600724-17607-1-git-send-email-agust-ynQEQJNshbs@public.gmane.org>
2017-02-20 14:25   ` [PATCH v2 1/2] dt: bindings: fpga: add xilinx slave-serial binding description Anatolij Gustschin
     [not found]     ` <1487600724-17607-2-git-send-email-agust-ynQEQJNshbs@public.gmane.org>
2017-02-20 17:28       ` Moritz Fischer
2017-02-20 14:25   ` [PATCH v2 2/2] fpga manager: Add Xilinx slave serial SPI driver Anatolij Gustschin
     [not found]     ` <1487600724-17607-3-git-send-email-agust-ynQEQJNshbs@public.gmane.org>
2017-02-20 17:27       ` Moritz Fischer
2017-02-20 20:05         ` Anatolij Gustschin [this message]
2017-02-20 20:05           ` Anatolij Gustschin
2017-02-21 14:01       ` Michal Simek
     [not found]         ` <2d412ae7-4163-9943-6d98-2d6387df7789-gjFFaj9aHVfQT0dZR+AlfA@public.gmane.org>
2017-02-21 14:24           ` Anatolij Gustschin
2017-02-21 14:51             ` Michal Simek
     [not found]               ` <19e0b5d1-bbf6-25ac-2698-6074ebafcf05-gjFFaj9aHVfQT0dZR+AlfA@public.gmane.org>
2017-02-21 15:17                 ` Anatolij Gustschin
2017-02-21 15:27                   ` Michal Simek
     [not found]                     ` <ce0d7ba7-fa05-ad55-407c-3903553ace65-gjFFaj9aHVfQT0dZR+AlfA@public.gmane.org>
2017-02-21 15:39                       ` Anatolij Gustschin
2017-02-21 18:53                         ` Michal Simek
     [not found]                           ` <3a30638c-68f6-8c2b-95b7-c8c700fe4867-gjFFaj9aHVfQT0dZR+AlfA@public.gmane.org>
2017-02-21 20:24                             ` Anatolij Gustschin

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