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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-13 23:58:39 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-01-17 09:54:04 -0500 |
| commit | 5d2031f2395728c765cf2bd7c1ebb6d51c4fe076 (patch) | |
| tree | 2e6272a408f9054ade79d52a11693652d99e1a68 /drivers/bcma/host_pci.c | |
| parent | d32a102819eef99d4d87019266bea208447be0a0 (diff) | |
| download | lwn-5d2031f2395728c765cf2bd7c1ebb6d51c4fe076.tar.gz lwn-5d2031f2395728c765cf2bd7c1ebb6d51c4fe076.zip | |
bcma: convert suspend/resume to pm_ops
.. and avoid doing the unnecessary PCI operations - the PCI layer will
do them for us.
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/bcma/host_pci.c')
| -rw-r--r-- | drivers/bcma/host_pci.c | 42 |
1 files changed, 16 insertions, 26 deletions
diff --git a/drivers/bcma/host_pci.c b/drivers/bcma/host_pci.c index c1ca9e3ada5c..86dfeea77e1a 100644 --- a/drivers/bcma/host_pci.c +++ b/drivers/bcma/host_pci.c @@ -235,41 +235,32 @@ static void bcma_host_pci_remove(struct pci_dev *dev) } #ifdef CONFIG_PM -static int bcma_host_pci_suspend(struct pci_dev *dev, pm_message_t state) +static int bcma_host_pci_suspend(struct device *dev) { - struct bcma_bus *bus = pci_get_drvdata(dev); - - /* Host specific */ - pci_save_state(dev); - pci_disable_device(dev); - pci_set_power_state(dev, pci_choose_state(dev, state)); + struct pci_dev *pdev = to_pci_dev(dev); + struct bcma_bus *bus = pci_get_drvdata(pdev); bus->mapped_core = NULL; + return 0; } -static int bcma_host_pci_resume(struct pci_dev *dev) +static int bcma_host_pci_resume(struct device *dev) { - struct bcma_bus *bus = pci_get_drvdata(dev); - int err; + struct pci_dev *pdev = to_pci_dev(dev); + struct bcma_bus *bus = pci_get_drvdata(pdev); - /* Host specific */ - pci_set_power_state(dev, 0); - err = pci_enable_device(dev); - if (err) - return err; - pci_restore_state(dev); + return bcma_bus_resume(bus); +} - /* Bus specific */ - err = bcma_bus_resume(bus); - if (err) - return err; +static SIMPLE_DEV_PM_OPS(bcma_pm_ops, bcma_host_pci_suspend, + bcma_host_pci_resume); +#define BCMA_PM_OPS (&bcma_pm_ops) - return 0; -} #else /* CONFIG_PM */ -# define bcma_host_pci_suspend NULL -# define bcma_host_pci_resume NULL + +#define BCMA_PM_OPS NULL + #endif /* CONFIG_PM */ static DEFINE_PCI_DEVICE_TABLE(bcma_pci_bridge_tbl) = { @@ -287,8 +278,7 @@ static struct pci_driver bcma_pci_bridge_driver = { .id_table = bcma_pci_bridge_tbl, .probe = bcma_host_pci_probe, .remove = bcma_host_pci_remove, - .suspend = bcma_host_pci_suspend, - .resume = bcma_host_pci_resume, + .driver.pm = BCMA_PM_OPS, }; int __init bcma_host_pci_init(void) |