netdev - Re: [PATCH net] net: i40e: fix shifting error in i40e_led

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Message-ID: <52B3760E.2040706@redhat.com>
Date:	Thu, 19 Dec 2013 23:41:18 +0100
From:	Daniel Borkmann <dborkman@...hat.com>
To:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
CC:	davem@...emloft.net, netdev@...r.kernel.org
Subject: Re: [PATCH net] net: i40e: fix shifting error in i40e_led_get

On 12/19/2013 11:04 PM, Jeff Kirsher wrote:
> On Thu, 2013-12-19 at 22:57 +0100, Daniel Borkmann wrote:
>> In function i40e_led_get(), we fetch the LED mode from the GPIO
>> registers and extract it from gpio_val. However, regardless of
>> the outcome of the fetched value in gpio_val, the calculation
>> to extract the mode will always be 0, as we do the following:
>>
>>    (gpio_val & (61440U /* 0xf << 12 */)) >> 17
>>
>> Instead of I40E_GLGEN_GPIO_CTL_INT_MODE_SHIFT, we need to use
>> I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT to fix this.
>>
>> Signed-off-by: Daniel Borkmann <dborkman@...hat.com>
>> ---
>>   Seems like this is still unfixed, so sending to netdev.
>>
>>   drivers/net/ethernet/intel/i40e/i40e_common.c | 4 ++--
>>   1 file changed, 2 insertions(+), 2 deletions(-)
>
> Thanks Daniel, I may already have a patch in my queue that fixes this,
> but if not, I will add this to my queue.

I reported that plus fix > 1 months ago, so I guess it seems not
yet in the queue. ;-)

Anyways, thanks Jeff!
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