linux-kernel - Re: [PATCH] leds-ot200: Fix error caused by shifted mask

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Date:	Mon, 17 Dec 2012 09:13:08 +0100
From:	Christian Gmeiner <christian.gmeiner@...il.com>
To:	linux-next@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Richard Purdie <rpurdie@...ys.net>,
	LKML <linux-kernel@...r.kernel.org>
Cc:	Christian Gmeiner <christian.gmeiner@...il.com>
Subject: Re: [PATCH] leds-ot200: Fix error caused by shifted mask

2012/12/13 Christian Gmeiner <christian.gmeiner@...il.com>:
>> During the development of this driver an in-house register
>> documentation was used. The last weeks some integration tests
>> were done and this problem was found. It turned out that
>> the released register documentation is wrong.
>>
>> The fix is very simple: shift all masks by one.
>>
>> Signed-off-by: Christian Gmeiner <christian.gmeiner@...il.com>
>> ---
>>  drivers/leds/leds-ot200.c |   14 +++++++-------
>>  1 file changed, 7 insertions(+), 7 deletions(-)
>>
>> diff --git a/drivers/leds/leds-ot200.c b/drivers/leds/leds-ot200.c
>> index c464682..676e729 100644
>> --- a/drivers/leds/leds-ot200.c
>> +++ b/drivers/leds/leds-ot200.c
>> @@ -47,37 +47,37 @@ static struct ot200_led leds[] = {
>>         {
>>                 .name = "led_1",
>>                 .port = 0x49,
>> -               .mask = BIT(7),
>> +               .mask = BIT(6),
>>         },
>>         {
>>                 .name = "led_2",
>>                 .port = 0x49,
>> -               .mask = BIT(6),
>> +               .mask = BIT(5),
>>         },
>>         {
>>                 .name = "led_3",
>>                 .port = 0x49,
>> -               .mask = BIT(5),
>> +               .mask = BIT(4),
>>         },
>>         {
>>                 .name = "led_4",
>>                 .port = 0x49,
>> -               .mask = BIT(4),
>> +               .mask = BIT(3),
>>         },
>>         {
>>                 .name = "led_5",
>>                 .port = 0x49,
>> -               .mask = BIT(3),
>> +               .mask = BIT(2),
>>         },
>>         {
>>                 .name = "led_6",
>>                 .port = 0x49,
>> -               .mask = BIT(2),
>> +               .mask = BIT(1),
>>         },
>>         {
>>                 .name = "led_7",
>>                 .port = 0x49,
>> -               .mask = BIT(1),
>> +               .mask = BIT(0),
>>         }
>>  };
>>
>> --
>> 1.7.10.4
>>
>
> Is something missing to get this patch merged?
> --
> Christian Gmeiner, MSc


ping
--
Christian Gmeiner, MSc
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