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authorStefan Richter <stefanr@s5r6.in-berlin.de>2008-03-01 12:35:29 +0100
committerStefan Richter <stefanr@s5r6.in-berlin.de>2008-04-18 17:55:33 +0200
commit2ed0f181f0d18d2f565bfbd259fe33d53769f72b (patch)
tree9a53e274cdbe5a438563ed536de83b284c014a98 /drivers/firewire/fw-ohci.c
parenteb5ca72effaa7f691f7df5187c5c5d1268311326 (diff)
firewire: fw-ohci: refactor probe, remove, suspend, resume
Clean up shared code and variable names. Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Diffstat (limited to 'drivers/firewire/fw-ohci.c')
-rw-r--r--drivers/firewire/fw-ohci.c99
1 files changed, 42 insertions, 57 deletions
diff --git a/drivers/firewire/fw-ohci.c b/drivers/firewire/fw-ohci.c
index 312182d6d97..92ff38f82d9 100644
--- a/drivers/firewire/fw-ohci.c
+++ b/drivers/firewire/fw-ohci.c
@@ -2054,17 +2054,9 @@ static const struct fw_card_driver ohci_driver = {
.stop_iso = ohci_stop_iso,
};
-static int __devinit
-pci_probe(struct pci_dev *dev, const struct pci_device_id *ent)
-{
- struct fw_ohci *ohci;
- u32 bus_options, max_receive, link_speed;
- u64 guid;
- int err;
- size_t size;
-
#ifdef CONFIG_PPC_PMAC
- /* Necessary on some machines if fw-ohci was loaded/ unloaded before */
+static void ohci_pmac_on(struct pci_dev *dev)
+{
if (machine_is(powermac)) {
struct device_node *ofn = pci_device_to_OF_node(dev);
@@ -2073,8 +2065,35 @@ pci_probe(struct pci_dev *dev, const struct pci_device_id *ent)
pmac_call_feature(PMAC_FTR_1394_ENABLE, ofn, 0, 1);
}
}
+}
+
+static void ohci_pmac_off(struct pci_dev *dev)
+{
+ if (machine_is(powermac)) {
+ struct device_node *ofn = pci_device_to_OF_node(dev);
+
+ if (ofn) {
+ pmac_call_feature(PMAC_FTR_1394_ENABLE, ofn, 0, 0);
+ pmac_call_feature(PMAC_FTR_1394_CABLE_POWER, ofn, 0, 0);
+ }
+ }
+}
+#else
+#define ohci_pmac_on(dev)
+#define ohci_pmac_off(dev)
#endif /* CONFIG_PPC_PMAC */
+static int __devinit
+pci_probe(struct pci_dev *dev, const struct pci_device_id *ent)
+{
+ struct fw_ohci *ohci;
+ u32 bus_options, max_receive, link_speed;
+ u64 guid;
+ int err;
+ size_t size;
+
+ ohci_pmac_on(dev);
+
ohci = kzalloc(sizeof(*ohci), GFP_KERNEL);
if (ohci == NULL) {
fw_error("Could not malloc fw_ohci data.\n");
@@ -2212,75 +2231,41 @@ static void pci_remove(struct pci_dev *dev)
pci_release_region(dev, 0);
pci_disable_device(dev);
kfree(&ohci->card);
-
-#ifdef CONFIG_PPC_PMAC
- /* On UniNorth, power down the cable and turn off the chip clock
- * to save power on laptops */
- if (machine_is(powermac)) {
- struct device_node *ofn = pci_device_to_OF_node(dev);
-
- if (ofn) {
- pmac_call_feature(PMAC_FTR_1394_ENABLE, ofn, 0, 0);
- pmac_call_feature(PMAC_FTR_1394_CABLE_POWER, ofn, 0, 0);
- }
- }
-#endif /* CONFIG_PPC_PMAC */
+ ohci_pmac_off(dev);
fw_notify("Removed fw-ohci device.\n");
}
#ifdef CONFIG_PM
-static int pci_suspend(struct pci_dev *pdev, pm_message_t state)
+static int pci_suspend(struct pci_dev *dev, pm_message_t state)
{
- struct fw_ohci *ohci = pci_get_drvdata(pdev);
+ struct fw_ohci *ohci = pci_get_drvdata(dev);
int err;
software_reset(ohci);
- free_irq(pdev->irq, ohci);
- err = pci_save_state(pdev);
+ free_irq(dev->irq, ohci);
+ err = pci_save_state(dev);
if (err) {
fw_error("pci_save_state failed\n");
return err;
}
- err = pci_set_power_state(pdev, pci_choose_state(pdev, state));
+ err = pci_set_power_state(dev, pci_choose_state(dev, state));
if (err)
fw_error("pci_set_power_state failed with %d\n", err);
-
-/* PowerMac suspend code comes last */
-#ifdef CONFIG_PPC_PMAC
- if (machine_is(powermac)) {
- struct device_node *ofn = pci_device_to_OF_node(pdev);
-
- if (ofn) {
- pmac_call_feature(PMAC_FTR_1394_ENABLE, ofn, 0, 0);
- pmac_call_feature(PMAC_FTR_1394_CABLE_POWER, ofn, 0, 0);
- }
- }
-#endif /* CONFIG_PPC_PMAC */
+ ohci_pmac_off(dev);
return 0;
}
-static int pci_resume(struct pci_dev *pdev)
+static int pci_resume(struct pci_dev *dev)
{
- struct fw_ohci *ohci = pci_get_drvdata(pdev);
+ struct fw_ohci *ohci = pci_get_drvdata(dev);
int err;
-/* PowerMac resume code comes first */
-#ifdef CONFIG_PPC_PMAC
- if (machine_is(powermac)) {
- struct device_node *ofn = pci_device_to_OF_node(pdev);
-
- if (ofn) {
- pmac_call_feature(PMAC_FTR_1394_CABLE_POWER, ofn, 0, 1);
- pmac_call_feature(PMAC_FTR_1394_ENABLE, ofn, 0, 1);
- }
- }
-#endif /* CONFIG_PPC_PMAC */
-
- pci_set_power_state(pdev, PCI_D0);
- pci_restore_state(pdev);
- err = pci_enable_device(pdev);
+ ohci_pmac_on(dev);
+ pci_set_power_state(dev, PCI_D0);
+ pci_restore_state(dev);
+ err = pci_enable_device(dev);
if (err) {
fw_error("pci_enable_device failed\n");
return err;