[PATCH 1/7] Add support hardreset

Sergei Shtylyov sshtylyov at mvista.com
Tue Apr 17 21:06:20 EST 2012


Hello.

On 17-04-2012 12:43, Thang Q. Nguyen wrote:

>   The hardreset operation is currently not supported. This causes sometime the SATA driver does cause kernel crash because of none-determined state.a This patch will fix the issue.

> Signed-off-by: Thang Q. Nguyen<tqnguyen at apm.com>
> ---
>   drivers/ata/sata_dwc_460ex.c |   24 +++++++++++++++++++++++-
>   1 files changed, 23 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/ata/sata_dwc_460ex.c b/drivers/ata/sata_dwc_460ex.c
> index 69f7cde..ae13ef1 100644
> --- a/drivers/ata/sata_dwc_460ex.c
> +++ b/drivers/ata/sata_dwc_460ex.c
> @@ -1581,10 +1581,31 @@ static void sata_dwc_qc_prep(struct ata_queued_cmd *qc)
>
>   static void sata_dwc_error_handler(struct ata_port *ap)
>   {
> -	ap->link.flags |= ATA_LFLAG_NO_HRST;
>   	ata_sff_error_handler(ap);
>   }

    Could eliminate this, switching to the default implementation...

MBR, Sergei


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