From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Subject: [net-next 13/13] ixgbe: Drop l2_accel_priv data pointer from ring struct Date: Tue, 9 Jan 2018 11:02:33 -0800 Message-ID: <20180109190233.15206-14-jeffrey.t.kirsher@intel.com> References: <20180109190233.15206-1-jeffrey.t.kirsher@intel.com> Cc: Alexander Duyck , netdev@vger.kernel.org, nhorman@redhat.com, sassmann@redhat.com, jogreene@redhat.com, Jeff Kirsher To: davem@davemloft.net Return-path: Received: from mga05.intel.com ([192.55.52.43]:11583 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756984AbeAITC7 (ORCPT ); Tue, 9 Jan 2018 14:02:59 -0500 In-Reply-To: <20180109190233.15206-1-jeffrey.t.kirsher@intel.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Alexander Duyck The l2 acceleration private pointer isn't needed in the ring struct. It isn't really used anywhere other than to test and see if we are supporting an offloaded macvlan netdev, and it is much easier to test netdev for not being ixgbe based to verify that. Signed-off-by: Alexander Duyck Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/ixgbe/ixgbe.h | 1 - drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 23 +++++++++++++---------- 2 files changed, 13 insertions(+), 11 deletions(-) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index f656f2bdc570..03a4df0bed96 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -333,7 +333,6 @@ struct ixgbe_ring { struct net_device *netdev; /* netdev ring belongs to */ struct bpf_prog *xdp_prog; struct device *dev; /* device for DMA mapping */ - struct ixgbe_fwd_adapter *l2_accel_priv; void *desc; /* descriptor ring memory */ union { struct ixgbe_tx_buffer *tx_buffer_info; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 6b61edba8c73..e47e0c470508 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -192,6 +192,13 @@ static struct workqueue_struct *ixgbe_wq; static bool ixgbe_check_cfg_remove(struct ixgbe_hw *hw, struct pci_dev *pdev); static void ixgbe_watchdog_link_is_down(struct ixgbe_adapter *); +static const struct net_device_ops ixgbe_netdev_ops; + +static bool netif_is_ixgbe(struct net_device *dev) +{ + return dev && (dev->netdev_ops == &ixgbe_netdev_ops); +} + static int ixgbe_read_pci_cfg_word_parent(struct ixgbe_adapter *adapter, u32 reg, u16 *value) { @@ -4481,8 +4488,9 @@ static void ixgbe_vlan_strip_disable(struct ixgbe_adapter *adapter) for (i = 0; i < adapter->num_rx_queues; i++) { struct ixgbe_ring *ring = adapter->rx_ring[i]; - if (ring->l2_accel_priv) + if (!netif_is_ixgbe(ring->netdev)) continue; + j = ring->reg_idx; vlnctrl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(j)); vlnctrl &= ~IXGBE_RXDCTL_VME; @@ -4518,8 +4526,9 @@ static void ixgbe_vlan_strip_enable(struct ixgbe_adapter *adapter) for (i = 0; i < adapter->num_rx_queues; i++) { struct ixgbe_ring *ring = adapter->rx_ring[i]; - if (ring->l2_accel_priv) + if (!netif_is_ixgbe(ring->netdev)) continue; + j = ring->reg_idx; vlnctrl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(j)); vlnctrl |= IXGBE_RXDCTL_VME; @@ -5333,7 +5342,6 @@ static void ixgbe_disable_fwd_ring(struct ixgbe_fwd_adapter *vadapter, usleep_range(10000, 20000); ixgbe_irq_disable_queues(adapter, BIT_ULL(index)); ixgbe_clean_rx_ring(rx_ring); - rx_ring->l2_accel_priv = NULL; } static int ixgbe_fwd_ring_down(struct net_device *vdev, @@ -5351,10 +5359,8 @@ static int ixgbe_fwd_ring_down(struct net_device *vdev, adapter->rx_ring[rxbase + i]->netdev = adapter->netdev; } - for (i = 0; i < adapter->num_rx_queues_per_pool; i++) { - adapter->tx_ring[txbase + i]->l2_accel_priv = NULL; + for (i = 0; i < adapter->num_rx_queues_per_pool; i++) adapter->tx_ring[txbase + i]->netdev = adapter->netdev; - } return 0; @@ -5384,14 +5390,11 @@ static int ixgbe_fwd_ring_up(struct net_device *vdev, for (i = 0; i < adapter->num_rx_queues_per_pool; i++) { adapter->rx_ring[rxbase + i]->netdev = vdev; - adapter->rx_ring[rxbase + i]->l2_accel_priv = accel; ixgbe_configure_rx_ring(adapter, adapter->rx_ring[rxbase + i]); } - for (i = 0; i < adapter->num_rx_queues_per_pool; i++) { + for (i = 0; i < adapter->num_rx_queues_per_pool; i++) adapter->tx_ring[txbase + i]->netdev = vdev; - adapter->tx_ring[txbase + i]->l2_accel_priv = accel; - } queues = min_t(unsigned int, adapter->num_rx_queues_per_pool, vdev->num_tx_queues); -- 2.15.1