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From: nick <yocto6-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Denis Kirjanov
	<kda-u1c8ncikuMvVAZt0uhVF+Ni2O/JbrIOy@public.gmane.org>,
	Stanislaw Gruszka
	<sgruszka-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	users-poMEt7QlJxcwIE2E9O76wjtx2kNaKg5H@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] wireless: Remove unnessary write over of register 11 in rt2800lib.c
Date: Sun, 28 Sep 2014 08:24:53 -0400	[thread overview]
Message-ID: <5427FE15.7080100@gmail.com> (raw)
In-Reply-To: <CAOJe8K1nkeVjNpNoUBxuJv-YXj3Wr_oH86yR31U7w3Jq5j7oxw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>



On 14-09-28 04:05 AM, Denis Kirjanov wrote:
> Or someone with the hardware has to test and check that...
> 
> On 9/28/14, Stanislaw Gruszka <sgruszka-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> wrote:
>> On Sat, Sep 27, 2014 at 05:11:41PM -0400, Nicholas Krause wrote:
>>> This removes the unnecessary  overwrite of register 11 in the function,
>>> rt2800_config_channel as we are already writing a correct value to the
>>> register with rt2800_rfcsr_write(rt2x00dev,11.rfcsr).
>> What make you sure that overwrite is unnecessary ?
>>
>>>
>>> Signed-off-by: Nicholas Krause <yocto6-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
>>> ---
>>>  drivers/net/wireless/rt2x00/rt2800lib.c | 2 --
>>>  1 file changed, 2 deletions(-)
>>>
>>> diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c
>>> b/drivers/net/wireless/rt2x00/rt2800lib.c
>>> index 893c9d5..fb0ae38 100644
>>> --- a/drivers/net/wireless/rt2x00/rt2800lib.c
>>> +++ b/drivers/net/wireless/rt2x00/rt2800lib.c
>>> @@ -2787,8 +2787,6 @@ static void rt2800_config_channel_rf55xx(struct
>>> rt2x00_dev *rt2x00dev,
>>>
>>>  	if (rf->channel <= 14) {
>>>  		rt2800_rfcsr_write(rt2x00dev, 10, 0x90);
>>> -		/* FIXME: RF11 owerwrite ? */
>>> -		rt2800_rfcsr_write(rt2x00dev, 11, 0x4A);
>> We need a prove that remove is correct, i.e. some reference to
>> vendor code or spec that current writing register twice with
>> different values is wrong.
>>
>> NACK for the patch.
>>
>> Stanislaw
>> --
>> To unsubscribe from this list: send the line "unsubscribe netdev" in
>> the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
>> More majordomo info at  http://vger.kernel.org/majordomo-info.html
>>
I will see if I can either find the vendor code or spec in order to do this correctly. Thanks for the reply
through.
Nick 

  parent reply	other threads:[~2014-09-28 12:24 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-27 21:11 [PATCH] wireless: Remove unnessary write over of register 11 in rt2800lib.c Nicholas Krause
2014-09-28  7:09 ` [rt2x00-users] " Stanislaw Gruszka
     [not found]   ` <20140928070923.GA2087-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2014-09-28  8:05     ` Denis Kirjanov
     [not found]       ` <CAOJe8K1nkeVjNpNoUBxuJv-YXj3Wr_oH86yR31U7w3Jq5j7oxw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-09-28  8:35         ` Stanislaw Gruszka
2014-09-28 12:24         ` nick [this message]
     [not found]           ` <5427FE15.7080100-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-09-28 12:34             ` nick

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