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authorIvan Vecera <ivecera@redhat.com>2019-08-16 09:15:35 +0200
committerDavid S. Miller <davem@davemloft.net>2019-08-18 23:14:33 +0200
commit9041f047df3afe545089173e5ae71592382de169 (patch)
treea326cc6b3cbc33364a143262c264780419a6fa30 /drivers/net/ethernet/emulex
parenttipc: clean up skb list lock handling on send path (diff)
downloadlinux-9041f047df3afe545089173e5ae71592382de169.tar.xz
linux-9041f047df3afe545089173e5ae71592382de169.zip
be2net: eliminate enable field from be_aic_obj
Adaptive coalescing is managed per adapter not per event queue so it does not needed to store 'enable' flag for each event queue. Signed-off-by: Ivan Vecera <ivecera@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/emulex')
-rw-r--r--drivers/net/ethernet/emulex/benet/be.h2
-rw-r--r--drivers/net/ethernet/emulex/benet/be_ethtool.c7
-rw-r--r--drivers/net/ethernet/emulex/benet/be_main.c7
3 files changed, 9 insertions, 7 deletions
diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h
index f287b5da5546..cf3e6f2892ff 100644
--- a/drivers/net/ethernet/emulex/benet/be.h
+++ b/drivers/net/ethernet/emulex/benet/be.h
@@ -192,7 +192,6 @@ struct be_eq_obj {
} ____cacheline_aligned_in_smp;
struct be_aic_obj { /* Adaptive interrupt coalescing (AIC) info */
- bool enable;
u32 min_eqd; /* in usecs */
u32 max_eqd; /* in usecs */
u32 prev_eqd; /* in usecs */
@@ -589,6 +588,7 @@ struct be_adapter {
struct be_drv_stats drv_stats;
struct be_aic_obj aic_obj[MAX_EVT_QS];
+ bool aic_enabled;
u8 vlan_prio_bmap; /* Available Priority BitMap */
u16 recommended_prio_bits;/* Recommended Priority bits in vlan tag */
struct be_dma_mem rx_filter; /* Cmd DMA mem for rx-filter */
diff --git a/drivers/net/ethernet/emulex/benet/be_ethtool.c b/drivers/net/ethernet/emulex/benet/be_ethtool.c
index 492f8769ac12..5bb5abf99588 100644
--- a/drivers/net/ethernet/emulex/benet/be_ethtool.c
+++ b/drivers/net/ethernet/emulex/benet/be_ethtool.c
@@ -329,8 +329,8 @@ static int be_get_coalesce(struct net_device *netdev,
et->tx_coalesce_usecs_high = aic->max_eqd;
et->tx_coalesce_usecs_low = aic->min_eqd;
- et->use_adaptive_rx_coalesce = aic->enable;
- et->use_adaptive_tx_coalesce = aic->enable;
+ et->use_adaptive_rx_coalesce = adapter->aic_enabled;
+ et->use_adaptive_tx_coalesce = adapter->aic_enabled;
return 0;
}
@@ -346,8 +346,9 @@ static int be_set_coalesce(struct net_device *netdev,
struct be_eq_obj *eqo;
int i;
+ adapter->aic_enabled = et->use_adaptive_rx_coalesce;
+
for_all_evt_queues(adapter, eqo, i) {
- aic->enable = et->use_adaptive_rx_coalesce;
aic->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD);
aic->min_eqd = min(et->rx_coalesce_usecs_low, aic->max_eqd);
aic->et_eqd = min(et->rx_coalesce_usecs, aic->max_eqd);
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 314e9868b861..39eb7d525043 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -2147,7 +2147,7 @@ static int be_get_new_eqd(struct be_eq_obj *eqo)
int i;
aic = &adapter->aic_obj[eqo->idx];
- if (!aic->enable) {
+ if (!adapter->aic_enabled) {
if (aic->jiffies)
aic->jiffies = 0;
eqd = aic->et_eqd;
@@ -2204,7 +2204,7 @@ static u32 be_get_eq_delay_mult_enc(struct be_eq_obj *eqo)
int eqd;
u32 mult_enc;
- if (!aic->enable)
+ if (!adapter->aic_enabled)
return 0;
if (jiffies_to_msecs(now - aic->jiffies) < 1)
@@ -2959,6 +2959,8 @@ static int be_evt_queues_create(struct be_adapter *adapter)
max(adapter->cfg_num_rx_irqs,
adapter->cfg_num_tx_irqs));
+ adapter->aic_enabled = true;
+
for_all_evt_queues(adapter, eqo, i) {
int numa_node = dev_to_node(&adapter->pdev->dev);
@@ -2966,7 +2968,6 @@ static int be_evt_queues_create(struct be_adapter *adapter)
eqo->adapter = adapter;
eqo->idx = i;
aic->max_eqd = BE_MAX_EQD;
- aic->enable = true;
eq = &eqo->q;
rc = be_queue_alloc(adapter, eq, EVNT_Q_LEN,