linux-kernel - Re: [PATCH] staging: rtl8192e: from bus specific dma api to dma api

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Date:	Thu, 30 Oct 2014 11:07:56 +0530
From:	Sudip Mukherjee <sudipm.mukherjee@...il.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: rtl8192e: from bus specific dma api to dma api

On Wed, Oct 29, 2014 at 04:47:25PM +0800, Greg Kroah-Hartman wrote:
> On Wed, Oct 22, 2014 at 02:24:46PM +0530, Sudip Mukherjee wrote:
> > we should be using DMA API rather than using bus specific DMA API.
> 
> Why?
> 

as given in the DMA-API-HOWTO.txt : 
the DMA API works with any bus independent of the underlying
microprocessor architecture.

> > converted the occurrence of pci_map_*() to dma_map_*(),
> > and at the same time used the dma_mapping_error().	  
> 
> Trailing whitespace :(
> 
oops .. really sorry . when i checked with checkpatch it didnot show any error.
and I did not know that trailing whitespaces should not be there in the
commit message also.

> What have you used to test this change?

it has just been build tested , not tested on hardware.

thanks
sudip
> 
> thanks,
> 
> greg k-h
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