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| author | Bryan Wu <bryan.wu@analog.com> | 2007-09-19 23:37:14 +0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-10-10 16:51:49 -0700 |
| commit | 496a34c2249fecc87ee689eede2bb8510c1b37a9 (patch) | |
| tree | fb5fafab93bbde36c0e7be2bce04749ca4ffc23b /drivers/net/bfin_mac.c | |
| parent | 73f83182862a2c9113421720997c75ee939902f8 (diff) | |
| download | linux-496a34c2249fecc87ee689eede2bb8510c1b37a9.tar.gz linux-496a34c2249fecc87ee689eede2bb8510c1b37a9.tar.bz2 linux-496a34c2249fecc87ee689eede2bb8510c1b37a9.zip | |
Blackfin EMAC driver: add power management interface and change the bf537mac_reset to bf537mac_disable
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Acked-by: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/bfin_mac.c')
| -rw-r--r-- | drivers/net/bfin_mac.c | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c index ead7be969975..5cb4433d5612 100644 --- a/drivers/net/bfin_mac.c +++ b/drivers/net/bfin_mac.c @@ -672,7 +672,7 @@ static void bf537mac_poll(struct net_device *dev) } #endif /* CONFIG_NET_POLL_CONTROLLER */ -static void bf537mac_reset(void) +static void bf537mac_disable(void) { unsigned int opmode; @@ -730,7 +730,7 @@ static void bf537mac_timeout(struct net_device *dev) { pr_debug("%s: %s\n", dev->name, __FUNCTION__); - bf537mac_reset(); + bf537mac_disable(); /* reset tx queue */ tx_list_tail = tx_list_head->next; @@ -810,7 +810,7 @@ static int bf537mac_open(struct net_device *dev) bf537mac_setphy(dev); setup_system_regs(dev); - bf537mac_reset(); + bf537mac_disable(); bf537mac_enable(dev); pr_debug("hardware init finished\n"); @@ -968,15 +968,30 @@ static int bfin_mac_remove(struct platform_device *pdev) return 0; } -static int bfin_mac_suspend(struct platform_device *pdev, pm_message_t state) +#ifdef CONFIG_PM +static int bfin_mac_suspend(struct platform_device *pdev, pm_message_t mesg) { + struct net_device *net_dev = platform_get_drvdata(pdev); + + if (netif_running(net_dev)) + bf537mac_close(net_dev); + return 0; } static int bfin_mac_resume(struct platform_device *pdev) { + struct net_device *net_dev = platform_get_drvdata(pdev); + + if (netif_running(net_dev)) + bf537mac_open(net_dev); + return 0; } +#else +#define bfin_mac_suspend NULL +#define bfin_mac_resume NULL +#endif /* CONFIG_PM */ static struct platform_driver bfin_mac_driver = { .probe = bfin_mac_probe, |