1 files changed, 15 insertions, 1 deletions

diff --git a/drivers/ide/triflex.c b/drivers/ide/triflex.c
index e53a1b78378..281c9142634 100644
--- a/drivers/ide/triflex.c
+++ b/drivers/ide/triflex.c
@@ -113,12 +113,26 @@ static const struct pci_device_id triflex_pci_tbl[] = {
 };
 MODULE_DEVICE_TABLE(pci, triflex_pci_tbl);
 
+#ifdef CONFIG_PM
+static int triflex_ide_pci_suspend(struct pci_dev *dev, pm_message_t state)
+{
+        /*
+         * We must not disable or powerdown the device.
+         * APM bios refuses to suspend if IDE is not accessible.
+         */
+        pci_save_state(dev);
+        return 0;
+}
+#else
+#define triflex_ide_pci_suspend NULL
+#endif
+
 static struct pci_driver triflex_pci_driver = {
         .name           = "TRIFLEX_IDE",
         .id_table       = triflex_pci_tbl,
         .probe          = triflex_init_one,
         .remove         = ide_pci_remove,
-        .suspend        = ide_pci_suspend,
+        .suspend        = triflex_ide_pci_suspend,
         .resume         = ide_pci_resume,
 };