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path: root/drivers/net/ethernet/qlogic/qede
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Diffstat (limited to 'drivers/net/ethernet/qlogic/qede')
-rw-r--r--drivers/net/ethernet/qlogic/qede/qede_ethtool.c8
-rw-r--r--drivers/net/ethernet/qlogic/qede/qede_fp.c8
-rw-r--r--drivers/net/ethernet/qlogic/qede/qede_ptp.c7
3 files changed, 3 insertions, 20 deletions
diff --git a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c
index b4c8949933f1..4555c0b161ef 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c
@@ -1526,14 +1526,6 @@ static int qede_selftest_transmit_traffic(struct qede_dev *edev,
barrier();
writel(txq->tx_db.raw, txq->doorbell_addr);
- /* mmiowb is needed to synchronize doorbell writes from more than one
- * processor. It guarantees that the write arrives to the device before
- * the queue lock is released and another start_xmit is called (possibly
- * on another CPU). Without this barrier, the next doorbell can bypass
- * this doorbell. This is applicable to IA64/Altix systems.
- */
- mmiowb();
-
for (i = 0; i < QEDE_SELFTEST_POLL_COUNT; i++) {
if (qede_txq_has_work(txq))
break;
diff --git a/drivers/net/ethernet/qlogic/qede/qede_fp.c b/drivers/net/ethernet/qlogic/qede/qede_fp.c
index 31b046e24565..6f7e3622c6b4 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_fp.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_fp.c
@@ -580,14 +580,6 @@ void qede_update_rx_prod(struct qede_dev *edev, struct qede_rx_queue *rxq)
internal_ram_wr(rxq->hw_rxq_prod_addr, sizeof(rx_prods),
(u32 *)&rx_prods);
-
- /* mmiowb is needed to synchronize doorbell writes from more than one
- * processor. It guarantees that the write arrives to the device before
- * the napi lock is released and another qede_poll is called (possibly
- * on another CPU). Without this barrier, the next doorbell can bypass
- * this doorbell. This is applicable to IA64/Altix systems.
- */
- mmiowb();
}
static void qede_get_rxhash(struct sk_buff *skb, u8 bitfields, __le32 rss_hash)
diff --git a/drivers/net/ethernet/qlogic/qede/qede_ptp.c b/drivers/net/ethernet/qlogic/qede/qede_ptp.c
index 5f3f42a25361..bddb2b5982dc 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_ptp.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_ptp.c
@@ -490,18 +490,17 @@ int qede_ptp_enable(struct qede_dev *edev, bool init_tc)
ptp->clock = ptp_clock_register(&ptp->clock_info, &edev->pdev->dev);
if (IS_ERR(ptp->clock)) {
- rc = -EINVAL;
DP_ERR(edev, "PTP clock registration failed\n");
+ qede_ptp_disable(edev);
+ rc = -EINVAL;
goto err2;
}
return 0;
-err2:
- qede_ptp_disable(edev);
- ptp->clock = NULL;
err1:
kfree(ptp);
+err2:
edev->ptp = NULL;
return rc;