diff options
| author |   Don Fry <pcnet32@verizon.net> | 2007-08-26 21:22:32 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@sunset.davemloft.net> | 2007-10-10 16:50:41 -0700 |
| commit | 917270c6ed7a99d4300ce57508246813ea8613b0 (patch) | |
| tree | d851add6c30692afd7d685d90d7caaf6c25b96cb /drivers/net/pcnet32.c | |
| parent | support for USB autosuspend in the asix driver (diff) | |
| download | linux-dev-917270c6ed7a99d4300ce57508246813ea8613b0.tar.xz linux-dev-917270c6ed7a99d4300ce57508246813ea8613b0.zip | |
pcnet32: add suspend and resume capability
Add suspend and resume capability to the driver.
Tested both to ram and to disk on x86_64 platform.
Signed-off-by: Don Fry <pcnet32@verizon.net>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/pcnet32.c')
| -rw-r--r-- | drivers/net/pcnet32.c | 35 |
1 files changed, 32 insertions, 3 deletions
diff --git a/drivers/net/pcnet32.c b/drivers/net/pcnet32.c index a9973490dba9..db87429b956f 100644 --- a/drivers/net/pcnet32.c +++ b/drivers/net/pcnet32.c @@ -23,11 +23,11 @@ #define DRV_NAME "pcnet32" #ifdef CONFIG_PCNET32_NAPI -#define DRV_VERSION "1.33-NAPI" +#define DRV_VERSION "1.34-NAPI" #else -#define DRV_VERSION "1.33" +#define DRV_VERSION "1.34" #endif -#define DRV_RELDATE "27.Jun.2006" +#define DRV_RELDATE "14.Aug.2007" #define PFX DRV_NAME ": " static const char *const version = @@ -2955,6 +2955,33 @@ static void pcnet32_watchdog(struct net_device *dev) mod_timer(&(lp->watchdog_timer), PCNET32_WATCHDOG_TIMEOUT); } +static int pcnet32_pm_suspend(struct pci_dev *pdev, pm_message_t state) +{ + struct net_device *dev = pci_get_drvdata(pdev); + + if (netif_running(dev)) { + netif_device_detach(dev); + pcnet32_close(dev); + } + pci_save_state(pdev); + pci_set_power_state(pdev, pci_choose_state(pdev, state)); + return 0; +} + +static int pcnet32_pm_resume(struct pci_dev *pdev) +{ + struct net_device *dev = pci_get_drvdata(pdev); + + pci_set_power_state(pdev, PCI_D0); + pci_restore_state(pdev); + + if (netif_running(dev)) { + pcnet32_open(dev); + netif_device_attach(dev); + } + return 0; +} + static void __devexit pcnet32_remove_one(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); @@ -2978,6 +3005,8 @@ static struct pci_driver pcnet32_driver = { .probe = pcnet32_probe_pci, .remove = __devexit_p(pcnet32_remove_one), .id_table = pcnet32_pci_tbl, + .suspend = pcnet32_pm_suspend, + .resume = pcnet32_pm_resume, }; /* An additional parameter that may be passed in... */ |