libata: PCI device should be powered up before being accessed

[linux-2.6-block.git] / drivers / ata / pata_hpt37x.c

diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 9a10878b2ad870049cbd0341dee7b30adacbf44c..2ddcd07a75182cc9cae43e247c4cd02c364c2573 100644 (file)
--- a/drivers/ata/pata_hpt37x.c
+++ b/drivers/ata/pata_hpt37x.c
@@ -966,6 +966,11 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 
        const struct hpt_chip *chip_table;
        int clock_slot;
+       int rc;
+
+       rc = pcim_enable_device(dev);
+       if (rc)
+               return rc;
 
        pci_read_config_dword(dev, PCI_CLASS_REVISION, &class_rev);
        class_rev &= 0xFF;