[SCSI] aacraid: add optional MSI support

Added support for MSI utilizing the aacraid.msi=1 parameter. This
patch adds some localized or like-minded janitor fixes. Since the
default is disabled, there is no impact on the code paths unless the
customer wishes to experiment with the MSI performance.

Signed-off-by: Mark Salyzyn <aacraid@adaptec.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/scsi/aacraid/sa.c b/drivers/scsi/aacraid/sa.c
index 85b91bc578c9..cfc3410ec073 100644
--- a/drivers/scsi/aacraid/sa.c
+++ b/drivers/scsi/aacraid/sa.c
@@ -31,6 +31,7 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/types.h>
+#include <linux/pci.h>
 #include <linux/spinlock.h>
 #include <linux/slab.h>
 #include <linux/blkdev.h>
@@ -385,7 +386,7 @@ int aac_sa_init(struct aac_dev *dev)
 
         if(aac_init_adapter(dev) == NULL)
                 goto error_irq;
-        if (request_irq(dev->scsi_host_ptr->irq, dev->a_ops.adapter_intr,
+        if (request_irq(dev->pdev->irq, dev->a_ops.adapter_intr,
                         IRQF_SHARED|IRQF_DISABLED,
                         "aacraid", (void *)dev ) < 0) {
                 printk(KERN_WARNING "%s%d: Interrupt unavailable.\n",
@@ -403,7 +404,7 @@ int aac_sa_init(struct aac_dev *dev)
 
 error_irq:
         aac_sa_disable_interrupt(dev);
-        free_irq(dev->scsi_host_ptr->irq, (void *)dev);
+        free_irq(dev->pdev->irq, (void *)dev);
 
 error_iounmap: