From 25d90810ff49d2a63475776f24c74c6bb49b045f Mon Sep 17 00:00:00 2001
From: Tobias Diedrich <ranma+kernel@tdiedrich.de>
Date: Sun, 18 May 2008 15:04:29 +0200
Subject: [PATCH] [netdrvr] forcedeth: reorder suspend/resume code
Match the suspend/resume code ordering in e100/e1000e more closely.
For example the configuration space should be saved on suspend even for
devices that are not up.
Signed-off-by: Tobias Diedrich <ranma+kernel@tdiedrich.de>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
---
drivers/net/forcedeth.c | 26 +++++++++++---------------
1 file changed, 11 insertions(+), 15 deletions(-)
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index a5650ed4d481..e4d697894364 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -5792,22 +5792,20 @@ static int nv_suspend(struct pci_dev *pdev, pm_message_t state)
u8 __iomem *base = get_hwbase(dev);
int i;
- if (!netif_running(dev))
- goto out;
-
+ if (netif_running(dev)) {
+ // Gross.
+ nv_close(dev);
+ }
netif_device_detach(dev);
- // Gross.
- nv_close(dev);
-
/* save non-pci configuration space */
for (i = 0;i <= np->register_size/sizeof(u32); i++)
np->saved_config_space[i] = readl(base + i*sizeof(u32));
pci_save_state(pdev);
pci_enable_wake(pdev, pci_choose_state(pdev, state), np->wolenabled);
+ pci_disable_device(pdev);
pci_set_power_state(pdev, pci_choose_state(pdev, state));
-out:
return 0;
}
@@ -5818,22 +5816,20 @@ static int nv_resume(struct pci_dev *pdev)
u8 __iomem *base = get_hwbase(dev);
int i, rc = 0;
- if (!netif_running(dev))
- goto out;
-
- netif_device_attach(dev);
-
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
+ /* ack any pending wake events, disable PME */
pci_enable_wake(pdev, PCI_D0, 0);
/* restore non-pci configuration space */
for (i = 0;i <= np->register_size/sizeof(u32); i++)
writel(np->saved_config_space[i], base+i*sizeof(u32));
- rc = nv_open(dev);
- nv_set_multicast(dev);
-out:
+ netif_device_attach(dev);
+ if (netif_running(dev)) {
+ rc = nv_open(dev);
+ nv_set_multicast(dev);
+ }
return rc;
}