linux-kernel - Re: [PATCH] spi/spi-ep93xx.c: use dma_transfer_direction instead of dma_data

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Date:	Thu, 19 Apr 2012 09:10:21 +0300
From:	Mika Westerberg <mika.westerberg@....fi>
To:	H Hartley Sweeten <hartleys@...ionengravers.com>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>,
	spi-devel-general@...ts.sourceforge.net, grant.likely@...retlab.ca,
	vinod.koul@...ux.intel.com
Subject: Re: [PATCH] spi/spi-ep93xx.c: use dma_transfer_direction instead of
 dma_data_direction

On Tue, Apr 17, 2012 at 06:46:36PM -0700, H Hartley Sweeten wrote:
> A new enum indicating the dma channel direction was introduced by:
> 
> commit 49920bc66984a512f4bcc7735a61642cd0e4d6f2
>     dmaengine: add new enum dma_transfer_direction
> 
> The following commit changed spi-ep93xx to use the new enum:
> 
> commit a485df4b4404379786c4bdd258bc528b2617449d
>     spi, serial: move to dma_transfer_direction
> 
> In doing so a sparse warning was introduced: 
> 
> warning: mixing different enum types
>    int enum dma_data_direction  versus
>    int enum dma_transfer_direction
> 
> This is produced because the 'dir' passed in ep93xx_spi_dma_prepare
> is an enum dma_data_direction and is being used to set the
> dma_slave_config 'direction' which is now an enum dma_transfer_direction.
> 
> Fix this by converting spi-ep93xx to use the new enum type in all
> places.
> 
> Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
> Cc: Grant Likely <grant.likely@...retlab.ca>
> Cc: Vinod Koul <vinod.koul@...ux.intel.com>

Acked-by: Mika Westerberg <mika.westerberg@....fi>
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