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authorVaibhav Gupta <vaibhavgupta40@gmail.com>2020-06-22 14:13:59 +0300
committerDavid S. Miller <davem@davemloft.net>2020-06-24 06:31:18 +0300
commit2caf751fe080887eab4c94e8a2060e6bebe92e73 (patch)
tree182c12497c14bc275d038aa80322f8aff4fe3ce2 /drivers/net/ethernet/amd
parenta86688fbef1b48395822e90d5273e8abcac95a6c (diff)
downloadlinux-2caf751fe080887eab4c94e8a2060e6bebe92e73.tar.xz
amd8111e: Convert to generic power management
Drivers should not save device registers and/or change the power state of the device. As per the generic PM approach, these are handled by PCI core. The driver should support dev_pm_ops callbacks and bind them to pci_driver. Compile-tested only. Signed-off-by: Vaibhav Gupta <vaibhavgupta40@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/amd')
-rw-r--r--drivers/net/ethernet/amd/amd8111e.c30
1 files changed, 11 insertions, 19 deletions
diff --git a/drivers/net/ethernet/amd/amd8111e.c b/drivers/net/ethernet/amd/amd8111e.c
index 7a1286f8e983..c6591b33abcc 100644
--- a/drivers/net/ethernet/amd/amd8111e.c
+++ b/drivers/net/ethernet/amd/amd8111e.c
@@ -1580,9 +1580,10 @@ static void amd8111e_tx_timeout(struct net_device *dev, unsigned int txqueue)
if(!err)
netif_wake_queue(dev);
}
-static int amd8111e_suspend(struct pci_dev *pci_dev, pm_message_t state)
+
+static int amd8111e_suspend(struct device *dev_d)
{
- struct net_device *dev = pci_get_drvdata(pci_dev);
+ struct net_device *dev = dev_get_drvdata(dev_d);
struct amd8111e_priv *lp = netdev_priv(dev);
if (!netif_running(dev))
@@ -1609,34 +1610,24 @@ static int amd8111e_suspend(struct pci_dev *pci_dev, pm_message_t state)
if(lp->options & OPTION_WAKE_PHY_ENABLE)
amd8111e_enable_link_change(lp);
- pci_enable_wake(pci_dev, PCI_D3hot, 1);
- pci_enable_wake(pci_dev, PCI_D3cold, 1);
+ device_set_wakeup_enable(dev_d, 1);
}
else{
- pci_enable_wake(pci_dev, PCI_D3hot, 0);
- pci_enable_wake(pci_dev, PCI_D3cold, 0);
+ device_set_wakeup_enable(dev_d, 0);
}
- pci_save_state(pci_dev);
- pci_set_power_state(pci_dev, PCI_D3hot);
-
return 0;
}
-static int amd8111e_resume(struct pci_dev *pci_dev)
+
+static int amd8111e_resume(struct device *dev_d)
{
- struct net_device *dev = pci_get_drvdata(pci_dev);
+ struct net_device *dev = dev_get_drvdata(dev_d);
struct amd8111e_priv *lp = netdev_priv(dev);
if (!netif_running(dev))
return 0;
- pci_set_power_state(pci_dev, PCI_D0);
- pci_restore_state(pci_dev);
-
- pci_enable_wake(pci_dev, PCI_D3hot, 0);
- pci_enable_wake(pci_dev, PCI_D3cold, 0); /* D3 cold */
-
netif_device_attach(dev);
spin_lock_irq(&lp->lock);
@@ -1918,13 +1909,14 @@ static const struct pci_device_id amd8111e_pci_tbl[] = {
};
MODULE_DEVICE_TABLE(pci, amd8111e_pci_tbl);
+static SIMPLE_DEV_PM_OPS(amd8111e_pm_ops, amd8111e_suspend, amd8111e_resume);
+
static struct pci_driver amd8111e_driver = {
.name = MODULE_NAME,
.id_table = amd8111e_pci_tbl,
.probe = amd8111e_probe_one,
.remove = amd8111e_remove_one,
- .suspend = amd8111e_suspend,
- .resume = amd8111e_resume
+ .driver.pm = &amd8111e_pm_ops
};
module_pci_driver(amd8111e_driver);