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path: root/drivers/ata/pata_triflex.c
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Diffstat (limited to 'drivers/ata/pata_triflex.c')
-rw-r--r--drivers/ata/pata_triflex.c23
1 files changed, 22 insertions, 1 deletions
diff --git a/drivers/ata/pata_triflex.c b/drivers/ata/pata_triflex.c
index 03b6d69d619..b3e0c943228 100644
--- a/drivers/ata/pata_triflex.c
+++ b/drivers/ata/pata_triflex.c
@@ -210,13 +210,34 @@ static const struct pci_device_id triflex[] = {
{ },
};
+#ifdef CONFIG_PM
+static int triflex_ata_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg)
+{
+ struct ata_host *host = dev_get_drvdata(&pdev->dev);
+ int rc = 0;
+
+ rc = ata_host_suspend(host, mesg);
+ if (rc)
+ return rc;
+
+ /*
+ * We must not disable or powerdown the device.
+ * APM bios refuses to suspend if IDE is not accessible.
+ */
+ pci_save_state(pdev);
+
+ return 0;
+}
+
+#endif
+
static struct pci_driver triflex_pci_driver = {
.name = DRV_NAME,
.id_table = triflex,
.probe = triflex_init_one,
.remove = ata_pci_remove_one,
#ifdef CONFIG_PM
- .suspend = ata_pci_device_suspend,
+ .suspend = triflex_ata_pci_device_suspend,
.resume = ata_pci_device_resume,
#endif
};