summaryrefslogtreecommitdiff
path: root/drivers/scsi/libsas/sas_host_smp.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/libsas/sas_host_smp.c')
-rw-r--r--drivers/scsi/libsas/sas_host_smp.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/scsi/libsas/sas_host_smp.c b/drivers/scsi/libsas/sas_host_smp.c
index 3814d3eed401..d24792575169 100644
--- a/drivers/scsi/libsas/sas_host_smp.c
+++ b/drivers/scsi/libsas/sas_host_smp.c
@@ -187,11 +187,14 @@ static void sas_phy_control(struct sas_ha_struct *sas_ha, u8 phy_id,
struct sas_internal *i =
to_sas_internal(sas_ha->core.shost->transportt);
struct sas_phy_linkrates rates;
+ struct asd_sas_phy *asd_phy;
if (phy_id >= sas_ha->num_phys) {
resp_data[2] = SMP_RESP_NO_PHY;
return;
}
+
+ asd_phy = sas_ha->sas_phy[phy_id];
switch (phy_op) {
case PHY_FUNC_NOP:
case PHY_FUNC_LINK_RESET:
@@ -210,7 +213,13 @@ static void sas_phy_control(struct sas_ha_struct *sas_ha, u8 phy_id,
rates.minimum_linkrate = min;
rates.maximum_linkrate = max;
- if (i->dft->lldd_control_phy(sas_ha->sas_phy[phy_id], phy_op, &rates))
+ /* filter reset requests through libata eh */
+ if (phy_op == PHY_FUNC_LINK_RESET && sas_try_ata_reset(asd_phy) == 0) {
+ resp_data[2] = SMP_RESP_FUNC_ACC;
+ return;
+ }
+
+ if (i->dft->lldd_control_phy(asd_phy, phy_op, &rates))
resp_data[2] = SMP_RESP_FUNC_FAILED;
else
resp_data[2] = SMP_RESP_FUNC_ACC;