linux-kernel - Re: [PATCH 1/1] [v3] Add support 2 SATA ports for Maui and change filename from sata_dwc_460ex.c to sata_dwc

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Date:	Fri, 06 Apr 2012 16:10:29 +0400
From:	Sergei Shtylyov <sshtylyov@...sta.com>
To:	"Thang Q. Nguyen" <tqnguyen@....com>
CC:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>,
	Jeff Garzik <jgarzik@...ox.com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Rob Herring <rob.herring@...xeda.com>, Phong Vo <pvo@....com>,
	linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
	linux-ide@...r.kernel.org, devicetree-discuss@...ts.ozlabs.org
Subject: Re: [PATCH 1/1] [v3] Add support 2 SATA ports for Maui and change
 filename from sata_dwc_460ex.c to sata_dwc_4xx.c

Hello.

On 06-04-2012 9:31, Thang Q. Nguyen wrote:

> Signed-off-by: Thang Q. Nguyen<tqnguyen@....com>
> ---
> Changes for v2:
>         - Use git rename feature to change the driver to the newname and for
>           easier review.

> Changes for v3:
> 	- Remove materials not related to 2 SATA ports support. They will
> 	 be added in another patches.

>   drivers/ata/Makefile                             |    2 +-
>   drivers/ata/{sata_dwc_460ex.c =>  sata_dwc_4xx.c} |  820 +++++++++++-----------
>   2 files changed, 430 insertions(+), 392 deletions(-)
>   rename drivers/ata/{sata_dwc_460ex.c =>  sata_dwc_4xx.c} (73%)

> diff --git a/drivers/ata/sata_dwc_460ex.c b/drivers/ata/sata_dwc_4xx.c
> similarity index 73%
> rename from drivers/ata/sata_dwc_460ex.c
> rename to drivers/ata/sata_dwc_4xx.c
> index 69f7cde..07e9b36 100644
> --- a/drivers/ata/sata_dwc_460ex.c
> +++ b/drivers/ata/sata_dwc_4xx.c
[...]
> @@ -16,6 +14,15 @@
>    * under  the terms of  the GNU General  Public License as published by the
>    * Free Software Foundation;  either version 2 of the  License, or (at your
>    * option) any later version.
> + *
> + * CHANGES:
> + * - Version 1.4:
> + *   + Change filename from sata_dwc_460ex.c to sata_dwc_4xx.c
> + *   + This driver supports more than one SATA port. Each SATA port has its
> + *     own private attribute. Move sata_dwc_host_priv structure to
> + *     sata_dwc_device and sata_dwc_device_port structures.
> + *   + Change to use ata_bmdma_qc_issue and ata_bmdma_error_handler because
> + *     the ata_sff_qc_issue and ata_sff_error_handler no longer support DMA.

    This modification looks like a bug fix, and so should be separated and 
posted before the dual-port patch.

    I'll try to do more deltailed review on the weekend.

MBR, Sergei
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