Re: [PATCH 09/22] ncr5380: Adopt uniform DMA setup convention
From: Hannes Reinecke
Date: Tue Mar 15 2016 - 02:50:09 EST
On 03/15/2016 04:19 AM, Finn Thain wrote:
>
> On Mon, 14 Mar 2016, Hannes Reinecke wrote:
>
>>> @@ -1555,8 +1555,7 @@ static int NCR5380_transfer_dma(struct S
>>> NCR5380_read(RESET_PARITY_INTERRUPT_REG);
>>> *data = d + c;
>>> *count = 0;
>>> - *phase = NCR5380_read(STATUS_REG) & PHASE_MASK;
>>> - return foo;
>>> + return result;
>>> }
>>>
>>> /*
>>
>> Don't you miss a phase update here?
>
> I guess I missed explaining the change in the commit log.
>
> The *phase assignment is redundant because after NCR5380_transfer_dma()
> returns control to NCR5380_information_transfer(), the latter routine then
> also returns, and so *phase is dead.
>
Right. Please add this to the commit message.
Otherwise:
Reviewed-by: Hannes Reinecke <hare@xxxxxxxx>
Cheers,
Hannes
--
Dr. Hannes Reinecke Teamlead Storage & Networking
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