libata: fix build without BMDMA

fix these errors:
drivers/ata/libata-sff.c:2538:3: error: implicit declaration of function
'ata_pci_bmdma_prepare_host'
drivers/ata/libata-sff.c:2549:40: error: 'ata_bmdma_interrupt'
undeclared (first use in this function)

Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 63d53277d6a9..4cadfa28f940 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -2533,10 +2533,12 @@ static int ata_pci_init_one(struct pci_dev *pdev,
         if (rc)
                 goto out;
 
+#ifdef CONFIG_ATA_BMDMA
         if (bmdma)
                 /* prepare and activate BMDMA host */
                 rc = ata_pci_bmdma_prepare_host(pdev, ppi, &host);
         else
+#endif
                 /* prepare and activate SFF host */
                 rc = ata_pci_sff_prepare_host(pdev, ppi, &host);
         if (rc)
@@ -2544,10 +2546,12 @@ static int ata_pci_init_one(struct pci_dev *pdev,
         host->private_data = host_priv;
         host->flags |= hflags;
 
+#ifdef CONFIG_ATA_BMDMA
         if (bmdma) {
                 pci_set_master(pdev);
                 rc = ata_pci_sff_activate_host(host, ata_bmdma_interrupt, sht);
         } else
+#endif
                 rc = ata_pci_sff_activate_host(host, ata_sff_interrupt, sht);
 out:
         if (rc == 0)