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Commit f9c7da5e authored by Yijing Wang's avatar Yijing Wang Committed by David S. Miller
Browse files

amd8111e: use pdev->pm_cap instead of pci_find_capability(.., PCI_CAP_ID_PM) 



Pci core has been saved pm cap register offset by pdev->pm_cap in pci_pm_init()
in init path. So we can use pdev->pm_cap instead of using
pci_find_capability(pdev, PCI_CAP_ID_PM) for better performance and simplified code.

Signed-off-by: default avatarYijing Wang <wangyijing@huawei.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Patrick McHardy <kaber@trash.net>
Cc: Bill Pemberton <wfp5p@virginia.edu>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: netdev@vger.kernel.org (open list:NETWORKING DRIVERS)
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b8a39dd2

drivers/net/ethernet/amd/amd8111e.c

+3 −3
Original line number Diff line number Diff line
@@ -1813,7 +1813,7 @@ static const struct net_device_ops amd8111e_netdev_ops = { 
static int amd8111e_probe_one(struct pci_dev *pdev,

				  const struct pci_device_id *ent)

{

	int err,i,pm_cap;

	int err, i;

	unsigned long reg_addr,reg_len;

	struct amd8111e_priv* lp;

	struct net_device* dev;
@@ -1842,7 +1842,7 @@ static int amd8111e_probe_one(struct pci_dev *pdev, 
	pci_set_master(pdev);



	/* Find power-management capability. */

	if((pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM))==0){

	if (!pdev->pm_cap) {

		printk(KERN_ERR "amd8111e: No Power Management capability, "

		       "exiting.\n");

		err = -ENODEV;
@@ -1875,7 +1875,7 @@ static int amd8111e_probe_one(struct pci_dev *pdev, 
	lp = netdev_priv(dev);

	lp->pci_dev = pdev;

	lp->amd8111e_net_dev = dev;

	lp->pm_cap = pm_cap;

	lp->pm_cap = pdev->pm_cap;



	spin_lock_init(&lp->lock);