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From: Jack Wang <xjtuwjp@gmail.com>
To: Anand <anandkumar_santhanam@pmc-sierra.com>
Cc: linux-scsi@vger.kernel.org, Sangeetha.Gnanasekaran@pmcs.com,
	Nikith.Ganigarakoppal@pmcs.com, Viswas.G@pmcs.com
Subject: Re: [PATCH V2 07/10] pm80xx: Set device state response logic fix.
Date: Thu, 26 Sep 2013 09:05:12 +0200	[thread overview]
Message-ID: <5243DCA8.5010909@gmail.com> (raw)
In-Reply-To: <5243C876.5090008@pmc-sierra.com>

On 09/26/2013 07:39 AM, Anand wrote:
> From edf018a942e0da4da12bad21e5bf0d48621a18de Mon Sep 17 00:00:00 2001
> From: Anand Kumar Santhanam <AnandKumar.Santhanam@pmcs.com>
> Date: Tue, 17 Sep 2013 16:58:10 +0530
> Subject: [PATCH V2 07/10] pm80xx: Set device state response logic fix.
> 
> Signed-off-by: Anandkumar.Santhanam@pmcs.com
> 

Reviewed-by: Jack Wang <jinpu.wang@profitbricks.com>

> ---
>  drivers/scsi/pm8001/pm8001_hwi.c |    6 ++++--
>  drivers/scsi/pm8001/pm8001_sas.c |    9 ++++++++-
>  2 files changed, 12 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c
> index c9cc744..502c7d6 100644
> --- a/drivers/scsi/pm8001/pm8001_hwi.c
> +++ b/drivers/scsi/pm8001/pm8001_hwi.c
> @@ -3152,8 +3152,8 @@ void pm8001_mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha,
>  	struct pm8001_device *pm8001_dev = ccb->device;
>  	u32 status = le32_to_cpu(pPayload->status);
>  	u32 device_id = le32_to_cpu(pPayload->device_id);
> -	u8 pds = le32_to_cpu(pPayload->pds_nds) | PDS_BITS;
> -	u8 nds = le32_to_cpu(pPayload->pds_nds) | NDS_BITS;
> +	u8 pds = le32_to_cpu(pPayload->pds_nds) & PDS_BITS;
> +	u8 nds = le32_to_cpu(pPayload->pds_nds) & NDS_BITS;
>  	PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set device id = 0x%x state "
>  		"from 0x%x to 0x%x status = 0x%x!\n",
>  		device_id, pds, nds, status));
> @@ -4765,6 +4765,8 @@ int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha,
>  	sspTMCmd.tmf = cpu_to_le32(tmf->tmf);
>  	memcpy(sspTMCmd.lun, task->ssp_task.LUN, 8);
>  	sspTMCmd.tag = cpu_to_le32(ccb->ccb_tag);
> +	if (pm8001_ha->chip_id != chip_8001)
> +		sspTMCmd.ds_ads_m = 0x08;
>  	circularQ = &pm8001_ha->inbnd_q_tbl[0];
>  	ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sspTMCmd, 0);
>  	return ret;
> diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c
> index a85d73d..f4eb18e 100644
> --- a/drivers/scsi/pm8001/pm8001_sas.c
> +++ b/drivers/scsi/pm8001/pm8001_sas.c
> @@ -447,7 +447,6 @@ static int pm8001_task_exec(struct sas_task *task, const int num,
>  			break;
>  		case SAS_PROTOCOL_SATA:
>  		case SAS_PROTOCOL_STP:
> -		case SAS_PROTOCOL_SATA | SAS_PROTOCOL_STP:
>  			rc = pm8001_task_prep_ata(pm8001_ha, ccb);
>  			break;
>  		default:
> @@ -704,6 +703,8 @@ static int pm8001_exec_internal_tmf_task(struct domain_device *dev,
>  	int res, retry;
>  	struct sas_task *task = NULL;
>  	struct pm8001_hba_info *pm8001_ha = pm8001_find_ha_by_dev(dev);
> +	struct pm8001_device *pm8001_dev = dev->lldd_dev;
> +	DECLARE_COMPLETION_ONSTACK(completion_setstate);
>  
>  	for (retry = 0; retry < 3; retry++) {
>  		task = sas_alloc_slow_task(GFP_KERNEL);
> @@ -729,6 +730,12 @@ static int pm8001_exec_internal_tmf_task(struct domain_device *dev,
>  			goto ex_err;
>  		}
>  		wait_for_completion(&task->slow_task->completion);
> +		if (pm8001_ha->chip_id != chip_8001) {
> +			pm8001_dev->setds_completion = &completion_setstate;
> +				PM8001_CHIP_DISP->set_dev_state_req(pm8001_ha,
> +					pm8001_dev, 0x01);
> +			wait_for_completion(&completion_setstate);
> +		}
>  		res = -TMF_RESP_FUNC_FAILED;
>  		/* Even TMF timed out, return direct. */
>  		if ((task->task_state_flags & SAS_TASK_STATE_ABORTED)) {
> 


      reply	other threads:[~2013-09-26  7:05 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-26  5:39 [PATCH V2 07/10] pm80xx: Set device state response logic fix Anand
2013-09-26  7:05 ` Jack Wang [this message]

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