megaraid: Use pci_enable_msix_range() instead of pci_enable_msix()

As result of deprecation of MSI-X/MSI enablement functions pci_enable_msix() and pci_enable_msi_block() all drivers using these two interfaces need to be updated to use the new pci_enable_msi_range() or pci_enable_msi_exact() and pci_enable_msix_range() or pci_enable_msix_exact() interfaces. Signed-off-by: Alexander Gordeev <[email protected]> Acked-by: Kashyap Desai <[email protected]> Cc: Neela Syam Kolli <[email protected]> Cc: [email protected] Cc: [email protected] Signed-off-by: Christoph Hellwig <[email protected]>
torvalds · Sep 16, 2014 · 8ae80ed · 8ae80ed
1 parent dd08812
commit 8ae80ed
Showing 1 changed file with 7 additions and 13 deletions.
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -4103,17 +4103,11 @@ static int megasas_init_fw(struct megasas_instance *instance)
 					     (unsigned int)num_online_cpus());
 		for (i = 0; i < instance->msix_vectors; i++)
 			instance->msixentry[i].entry = i;
-		i = pci_enable_msix(instance->pdev, instance->msixentry,
-				    instance->msix_vectors);
-		if (i >= 0) {
-			if (i) {
-				if (!pci_enable_msix(instance->pdev,
-						     instance->msixentry, i))
-					instance->msix_vectors = i;
-				else
-					instance->msix_vectors = 0;
-			}
-		} else
+		i = pci_enable_msix_range(instance->pdev, instance->msixentry,
+					  1, instance->msix_vectors);
+		if (i)
+			instance->msix_vectors = i;
+		else
 			instance->msix_vectors = 0;
 
 		dev_info(&instance->pdev->dev, "[scsi%d]: FW supports"
@@ -5133,8 +5127,8 @@ megasas_resume(struct pci_dev *pdev)
 
 	/* Now re-enable MSI-X */
 	if (instance->msix_vectors &&
-	    pci_enable_msix(instance->pdev, instance->msixentry,
-			    instance->msix_vectors))
+	    pci_enable_msix_exact(instance->pdev, instance->msixentry,
+				  instance->msix_vectors))
 		goto fail_reenable_msix;
 
 	switch (instance->pdev->device) {