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SubjectRe: [PATCH v3 3/8] scsi: pm8001: use sas_find_attached_phy() instead of open coded
From
On 9/27/22 11:29, Jason Yan wrote:
> The attached phy finding is open coded. Now we can replace it with
> sas_find_attached_phy().
>
> Signed-off-by: Jason Yan <yanaijie@huawei.com>
> Reviewed-by: Jack Wang <jinpu.wang@ionos.com>

Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>

> ---
> drivers/scsi/pm8001/pm8001_sas.c | 16 +++++-----------
> 1 file changed, 5 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c
> index 8e3f2f9ddaac..d15a824bcea6 100644
> --- a/drivers/scsi/pm8001/pm8001_sas.c
> +++ b/drivers/scsi/pm8001/pm8001_sas.c
> @@ -645,22 +645,16 @@ static int pm8001_dev_found_notify(struct domain_device *dev)
> pm8001_device->dcompletion = &completion;
> if (parent_dev && dev_is_expander(parent_dev->dev_type)) {
> int phy_id;
> - struct ex_phy *phy;
> - for (phy_id = 0; phy_id < parent_dev->ex_dev.num_phys;
> - phy_id++) {
> - phy = &parent_dev->ex_dev.ex_phy[phy_id];
> - if (SAS_ADDR(phy->attached_sas_addr)
> - == SAS_ADDR(dev->sas_addr)) {
> - pm8001_device->attached_phy = phy_id;
> - break;
> - }
> - }
> - if (phy_id == parent_dev->ex_dev.num_phys) {
> +
> + phy_id = sas_find_attached_phy(&parent_dev->ex_dev, dev);
> + if (phy_id == -ENODEV) {
> pm8001_dbg(pm8001_ha, FAIL,
> "Error: no attached dev:%016llx at ex:%016llx.\n",
> SAS_ADDR(dev->sas_addr),
> SAS_ADDR(parent_dev->sas_addr));
> res = -1;
> + } else {
> + pm8001_device->attached_phy = phy_id;
> }
> } else {
> if (dev->dev_type == SAS_SATA_DEV) {

--
Damien Le Moal
Western Digital Research

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