[Intel-wired-lan] [PATCH net-next v1] iavf: Add helper function to go from pci_dev to adapter
Karen Sornek
karen.sornek at intel.com
Wed Sep 15 06:41:23 UTC 2021
Add helper function to go from pci_dev to adapter to make work simple -
to go from a pci_dev to the adapter structure and make netdev assigment
instead of having to go to the net_device then the adapter.
Signed-off-by: Brett Creeley <brett.creeley at intel.com>
Signed-off-by: Karen Sornek <karen.sornek at intel.com>
---
drivers/net/ethernet/intel/iavf/iavf_main.c | 24 +++++++++++++++------
1 file changed, 17 insertions(+), 7 deletions(-)
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index 80437ef26..39620fe6c 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -51,6 +51,15 @@ MODULE_LICENSE("GPL v2");
static const struct net_device_ops iavf_netdev_ops;
struct workqueue_struct *iavf_wq;
+/**
+ * iavf_pdev_to_adapter - go from pci_dev to adapter
+ * @pdev: pci_dev pointer
+ */
+static struct iavf_adapter *iavf_pdev_to_adapter(struct pci_dev *pdev)
+{
+ return netdev_priv(pci_get_drvdata(pdev));
+}
+
/**
* iavf_allocate_dma_mem_d - OS specific memory alloc for shared code
* @hw: pointer to the HW structure
@@ -3725,8 +3734,8 @@ out:
**/
static void iavf_shutdown(struct pci_dev *pdev)
{
- struct net_device *netdev = pci_get_drvdata(pdev);
- struct iavf_adapter *adapter = netdev_priv(netdev);
+ struct iavf_adapter *adapter = iavf_pdev_to_adapter(pdev);
+ struct net_device *netdev = adapter->netdev;
netif_device_detach(netdev);
@@ -3911,10 +3920,11 @@ static int __maybe_unused iavf_suspend(struct device *dev_d)
static int __maybe_unused iavf_resume(struct device *dev_d)
{
struct pci_dev *pdev = to_pci_dev(dev_d);
- struct net_device *netdev = pci_get_drvdata(pdev);
- struct iavf_adapter *adapter = netdev_priv(netdev);
+ struct iavf_adapter *adapter;
u32 err;
+ adapter = iavf_pdev_to_adapter(pdev);
+
pci_set_master(pdev);
rtnl_lock();
@@ -3933,7 +3943,7 @@ static int __maybe_unused iavf_resume(struct device *dev_d)
queue_work(iavf_wq, &adapter->reset_task);
- netif_device_attach(netdev);
+ netif_device_attach(adapter->netdev);
return err;
}
@@ -3949,8 +3959,8 @@ static int __maybe_unused iavf_resume(struct device *dev_d)
**/
static void iavf_remove(struct pci_dev *pdev)
{
- struct net_device *netdev = pci_get_drvdata(pdev);
- struct iavf_adapter *adapter = netdev_priv(netdev);
+ struct iavf_adapter *adapter = iavf_pdev_to_adapter(pdev);
+ struct net_device *netdev = adapter->netdev;
struct iavf_fdir_fltr *fdir, *fdirtmp;
struct iavf_vlan_filter *vlf, *vlftmp;
struct iavf_adv_rss *rss, *rsstmp;
--
2.27.0
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