From: hare@suse.de (Hannes Reinecke)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 09/22] ncr5380: Adopt uniform DMA setup convention
Date: Tue, 15 Mar 2016 07:49:56 +0100 [thread overview]
Message-ID: <56E7B094.3000301@suse.de> (raw)
In-Reply-To: <alpine.LNX.2.00.1603151313510.9662@nippy.intranet>
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@suse.com>
Cheers,
Hannes
--
Dr. Hannes Reinecke Teamlead Storage & Networking
hare at suse.de +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 N?rnberg
GF: F. Imend?rffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG N?rnberg)
next prev parent reply other threads:[~2016-03-15 6:49 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20160314042700.596192247@telegraphics.com.au>
2016-03-14 4:27 ` [PATCH 05/22] ncr5380: Disable the DMA errata workaround flag by default Finn Thain
2016-03-14 7:26 ` Hannes Reinecke
2016-03-14 4:27 ` [PATCH 06/22] ncr5380: Remove PSEUDO_DMA macro Finn Thain
2016-03-14 7:28 ` Hannes Reinecke
2016-03-14 4:27 ` [PATCH 08/22] ncr5380: Use DMA hooks for PDMA Finn Thain
2016-03-14 7:34 ` Hannes Reinecke
2016-03-14 4:27 ` [PATCH 09/22] ncr5380: Adopt uniform DMA setup convention Finn Thain
2016-03-14 7:36 ` Hannes Reinecke
2016-03-15 3:19 ` Finn Thain
2016-03-15 6:49 ` Hannes Reinecke [this message]
2016-03-14 4:27 ` [PATCH 10/22] ncr5380: Merge DMA implementation from atari_NCR5380 core driver Finn Thain
2016-03-14 7:38 ` Hannes Reinecke
2016-03-14 4:27 ` [PATCH 18/22] ncr5380: Remove DONT_USE_INTR and AUTOPROBE_IRQ macros Finn Thain
2016-03-14 7:47 ` Hannes Reinecke
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