diff options
| author |   Xue Chaojing <xuechaojing@huawei.com> | 2019-01-15 17:48:52 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-01-17 11:22:36 -0800 |
| commit | 905b464ad9008905db099f90ae20f373c7051804 (patch) | |
| tree | 4d4c452d5653908c359fbea551327fc9246187b7 /drivers/net/ethernet/huawei/hinic/hinic_rx.c | |
| parent | net: dsa: Add ndo_get_phys_port_name() for CPU port (diff) | |
| download | linux-dev-905b464ad9008905db099f90ae20f373c7051804.tar.xz linux-dev-905b464ad9008905db099f90ae20f373c7051804.zip | |
net-next/hinic: replace disable_irq_nosync/enable_irq
In order to avoid frequent system interrupts when sending and
receiving packets. we replace disable_irq_nosync/enable_irq
with hinic_set_msix_state(), hinic_set_msix_state is used to
access memory mapped hinic devices.
Signed-off-by: Xue Chaojing <xuechaojing@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/huawei/hinic/hinic_rx.c')
| -rw-r--r-- | drivers/net/ethernet/huawei/hinic/hinic_rx.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_rx.c b/drivers/net/ethernet/huawei/hinic/hinic_rx.c index 0098b206e7e9..b6d218768ec1 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_rx.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_rx.c @@ -381,6 +381,7 @@ static int rxq_recv(struct hinic_rxq *rxq, int budget) static int rx_poll(struct napi_struct *napi, int budget) { struct hinic_rxq *rxq = container_of(napi, struct hinic_rxq, napi); + struct hinic_dev *nic_dev = netdev_priv(rxq->netdev); struct hinic_rq *rq = rxq->rq; int pkts; @@ -389,7 +390,10 @@ static int rx_poll(struct napi_struct *napi, int budget) return budget; napi_complete(napi); - enable_irq(rq->irq); + hinic_hwdev_set_msix_state(nic_dev->hwdev, + rq->msix_entry, + HINIC_MSIX_ENABLE); + return pkts; } @@ -414,7 +418,10 @@ static irqreturn_t rx_irq(int irq, void *data) struct hinic_dev *nic_dev; /* Disable the interrupt until napi will be completed */ - disable_irq_nosync(rq->irq); + nic_dev = netdev_priv(rxq->netdev); + hinic_hwdev_set_msix_state(nic_dev->hwdev, + rq->msix_entry, + HINIC_MSIX_DISABLE); nic_dev = netdev_priv(rxq->netdev); hinic_hwdev_msix_cnt_set(nic_dev->hwdev, rq->msix_entry); |