1 files changed, 28 insertions, 21 deletions

diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index f142eafb6fc..0841df01bc1 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -2872,6 +2872,7 @@ static struct ipr_sglist *ipr_alloc_ucode_buffer(int buf_len)
 	}
 
 	scatterlist = sglist->scatterlist;
+	sg_init_table(scatterlist, num_elem);
 
 	sglist->order = order;
 	sglist->num_sg = num_elem;
@@ -2884,12 +2885,12 @@ static struct ipr_sglist *ipr_alloc_ucode_buffer(int buf_len)
 
 			/* Free up what we already allocated */
 			for (j = i - 1; j >= 0; j--)
-				__free_pages(scatterlist[j].page, order);
+				__free_pages(sg_page(&scatterlist[j]), order);
 			kfree(sglist);
 			return NULL;
 		}
 
-		scatterlist[i].page = page;
+		sg_set_page(&scatterlist[i], page, 0, 0);
 	}
 
 	return sglist;
@@ -2910,7 +2911,7 @@ static void ipr_free_ucode_buffer(struct ipr_sglist *sglist)
 	int i;
 
 	for (i = 0; i < sglist->num_sg; i++)
-		__free_pages(sglist->scatterlist[i].page, sglist->order);
+		__free_pages(sg_page(&sglist->scatterlist[i]), sglist->order);
 
 	kfree(sglist);
 }
@@ -2940,9 +2941,11 @@ static int ipr_copy_ucode_buffer(struct ipr_sglist *sglist,
 	scatterlist = sglist->scatterlist;
 
 	for (i = 0; i < (len / bsize_elem); i++, buffer += bsize_elem) {
-		kaddr = kmap(scatterlist[i].page);
+		struct page *page = sg_page(&scatterlist[i]);
+
+		kaddr = kmap(page);
 		memcpy(kaddr, buffer, bsize_elem);
-		kunmap(scatterlist[i].page);
+		kunmap(page);
 
 		scatterlist[i].length = bsize_elem;
 
@@ -2953,9 +2956,11 @@ static int ipr_copy_ucode_buffer(struct ipr_sglist *sglist,
 	}
 
 	if (len % bsize_elem) {
-		kaddr = kmap(scatterlist[i].page);
+		struct page *page = sg_page(&scatterlist[i]);
+
+		kaddr = kmap(page);
 		memcpy(kaddr, buffer, len % bsize_elem);
-		kunmap(scatterlist[i].page);
+		kunmap(page);
 
 		scatterlist[i].length = len % bsize_elem;
 	}
@@ -3829,18 +3834,18 @@ static int ipr_device_reset(struct ipr_ioa_cfg *ioa_cfg,
 
 /**
  * ipr_sata_reset - Reset the SATA port
- * @ap:		SATA port to reset
+ * @link:	SATA link to reset
  * @classes:	class of the attached device
  *
- * This function issues a SATA phy reset to the affected ATA port.
+ * This function issues a SATA phy reset to the affected ATA link.
  *
  * Return value:
  *	0 on success / non-zero on failure
  **/
-static int ipr_sata_reset(struct ata_port *ap, unsigned int *classes,
+static int ipr_sata_reset(struct ata_link *link, unsigned int *classes,
 				unsigned long deadline)
 {
-	struct ipr_sata_port *sata_port = ap->private_data;
+	struct ipr_sata_port *sata_port = link->ap->private_data;
 	struct ipr_ioa_cfg *ioa_cfg = sata_port->ioa_cfg;
 	struct ipr_resource_entry *res;
 	unsigned long lock_flags = 0;
@@ -4981,22 +4986,22 @@ static void ipr_ata_phy_reset(struct ata_port *ap)
 	rc = ipr_device_reset(ioa_cfg, res);
 
 	if (rc) {
-		ap->ops->port_disable(ap);
+		ata_port_disable(ap);
 		goto out_unlock;
 	}
 
 	switch(res->cfgte.proto) {
 	case IPR_PROTO_SATA:
 	case IPR_PROTO_SAS_STP:
-		ap->device[0].class = ATA_DEV_ATA;
+		ap->link.device[0].class = ATA_DEV_ATA;
 		break;
 	case IPR_PROTO_SATA_ATAPI:
 	case IPR_PROTO_SAS_STP_ATAPI:
-		ap->device[0].class = ATA_DEV_ATAPI;
+		ap->link.device[0].class = ATA_DEV_ATAPI;
 		break;
 	default:
-		ap->device[0].class = ATA_DEV_UNKNOWN;
-		ap->ops->port_disable(ap);
+		ap->link.device[0].class = ATA_DEV_UNKNOWN;
+		ata_port_disable(ap);
 		break;
 	};
 
@@ -5134,6 +5139,7 @@ static void ipr_build_ata_ioadl(struct ipr_cmnd *ipr_cmd,
 	u32 ioadl_flags = 0;
 	struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
 	struct ipr_ioadl_desc *ioadl = ipr_cmd->ioadl;
+	struct ipr_ioadl_desc *last_ioadl = NULL;
 	int len = qc->nbytes + qc->pad_len;
 	struct scatterlist *sg;
 
@@ -5156,11 +5162,13 @@ static void ipr_build_ata_ioadl(struct ipr_cmnd *ipr_cmd,
 	ata_for_each_sg(sg, qc) {
 		ioadl->flags_and_data_len = cpu_to_be32(ioadl_flags | sg_dma_len(sg));
 		ioadl->address = cpu_to_be32(sg_dma_address(sg));
-		if (ata_sg_is_last(sg, qc))
-			ioadl->flags_and_data_len |= cpu_to_be32(IPR_IOADL_FLAGS_LAST);
-		else
-			ioadl++;
+
+		last_ioadl = ioadl;
+		ioadl++;
 	}
+
+	if (likely(last_ioadl))
+		last_ioadl->flags_and_data_len |= cpu_to_be32(IPR_IOADL_FLAGS_LAST);
 }
 
 /**
@@ -5262,7 +5270,6 @@ static u8 ipr_ata_check_altstatus(struct ata_port *ap)
 }
 
 static struct ata_port_operations ipr_sata_ops = {
-	.port_disable = ata_port_disable,
 	.check_status = ipr_ata_check_status,
 	.check_altstatus = ipr_ata_check_altstatus,
 	.dev_select = ata_noop_dev_select,