Re: [PATCH 6/7] scsi: pm8001: use dev_and_phy_addr_same() instead of open coded

[John Garry]

On 17/09/2022 11:43, Jason Yan wrote:
> The sas address comparation of domain device and expander phy is open
> coded. Now we can replace it with dev_and_phy_addr_same().
>
> Signed-off-by: Jason Yan <yanaijie@xxxxxxxxxx>
> ---
>   drivers/scsi/pm8001/pm8001_sas.c | 3 +--
>   1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c
> index 8e3f2f9ddaac..bb1b1722f3ee 100644
> --- a/drivers/scsi/pm8001/pm8001_sas.c
> +++ b/drivers/scsi/pm8001/pm8001_sas.c
> @@ -649,8 +649,7 @@ static int pm8001_dev_found_notify(struct domain_device *dev)
>   		for (phy_id = 0; phy_id < parent_dev->ex_dev.num_phys;

This code seems the same between many libsas LLDDs - could we factor it 
out into libsas? If so, then maybe those new helpers could be put in 
sas_internal.h

Thanks,
John

>   		phy_id++) {
>   			phy = &parent_dev->ex_dev.ex_phy[phy_id];
> -			if (SAS_ADDR(phy->attached_sas_addr)
> -				== SAS_ADDR(dev->sas_addr)) {
> +			if (dev_and_phy_addr_same(dev, phy)) {
>   				pm8001_device->attached_phy = phy_id;
>   				break;
>   			}