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authorYuval Mintz <Yuval.Mintz@qlogic.com>2016-06-19 15:18:13 +0300
committerDavid S. Miller <davem@davemloft.net>2016-06-19 10:47:32 -0700
commita0d26d5a4fc8e13993279f788deeb08069e73b69 (patch)
tree5f380f447aec67e85bba219fb0478b221e93acc4
parent326439883e17fca029f4ed05307480bdb6369877 (diff)
downloadlinux-a0d26d5a4fc8e13993279f788deeb08069e73b69.tar.bz2
qed*: Don't reset statistics on inner reload
Several user APIs can cause driver to perform an inner-reload. Currently, doing this would cause the HW/FW statistics of the adapter to reset, which isn't the expected behavior [statistics should only reset on explicit unloads]. Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_l2.c3
-rw-r--r--drivers/net/ethernet/qlogic/qede/qede_main.c7
-rw-r--r--include/linux/qed/qed_eth_if.h1
3 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_l2.c b/drivers/net/ethernet/qlogic/qed/qed_l2.c
index 7e7ae83453d5..aada4c7e095f 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_l2.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_l2.c
@@ -1745,7 +1745,8 @@ static int qed_start_vport(struct qed_dev *cdev,
start.vport_id, start.mtu);
}
- qed_reset_vport_stats(cdev);
+ if (params->clear_stats)
+ qed_reset_vport_stats(cdev);
return 0;
}
diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c
index 5733d1888223..f8e11f953acb 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_main.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_main.c
@@ -3231,7 +3231,7 @@ static int qede_stop_queues(struct qede_dev *edev)
return rc;
}
-static int qede_start_queues(struct qede_dev *edev)
+static int qede_start_queues(struct qede_dev *edev, bool clear_stats)
{
int rc, tc, i;
int vlan_removal_en = 1;
@@ -3462,6 +3462,7 @@ out:
enum qede_load_mode {
QEDE_LOAD_NORMAL,
+ QEDE_LOAD_RELOAD,
};
static int qede_load(struct qede_dev *edev, enum qede_load_mode mode)
@@ -3500,7 +3501,7 @@ static int qede_load(struct qede_dev *edev, enum qede_load_mode mode)
goto err3;
DP_INFO(edev, "Setup IRQs succeeded\n");
- rc = qede_start_queues(edev);
+ rc = qede_start_queues(edev, mode != QEDE_LOAD_RELOAD);
if (rc)
goto err4;
DP_INFO(edev, "Start VPORT, RXQ and TXQ succeeded\n");
@@ -3555,7 +3556,7 @@ void qede_reload(struct qede_dev *edev,
if (func)
func(edev, args);
- qede_load(edev, QEDE_LOAD_NORMAL);
+ qede_load(edev, QEDE_LOAD_RELOAD);
mutex_lock(&edev->qede_lock);
qede_config_rx_mode(edev->ndev);
diff --git a/include/linux/qed/qed_eth_if.h b/include/linux/qed/qed_eth_if.h
index 6ae8cb4a61d3..6c876a63558d 100644
--- a/include/linux/qed/qed_eth_if.h
+++ b/include/linux/qed/qed_eth_if.h
@@ -49,6 +49,7 @@ struct qed_start_vport_params {
bool drop_ttl0;
u8 vport_id;
u16 mtu;
+ bool clear_stats;
};
struct qed_stop_rxq_params {