1 files changed, 14 insertions, 15 deletions

diff --git a/drivers/scsi/sata_sx4.c b/drivers/scsi/sata_sx4.c
index 540a85191172..af08f4f650c1 100644
--- a/drivers/scsi/sata_sx4.c
+++ b/drivers/scsi/sata_sx4.c
@@ -137,7 +137,7 @@ struct pdc_port_priv {
 };
 
 struct pdc_host_priv {
-        void                    *dimm_mmio;
+        void                    __iomem *dimm_mmio;
 
         unsigned int            doing_hdma;
         unsigned int            hdma_prod;
@@ -157,8 +157,8 @@ static void pdc_20621_phy_reset (struct ata_port *ap);
 static int pdc_port_start(struct ata_port *ap);
 static void pdc_port_stop(struct ata_port *ap);
 static void pdc20621_qc_prep(struct ata_queued_cmd *qc);
-static void pdc_tf_load_mmio(struct ata_port *ap, struct ata_taskfile *tf);
-static void pdc_exec_command_mmio(struct ata_port *ap, struct ata_taskfile *tf);
+static void pdc_tf_load_mmio(struct ata_port *ap, const struct ata_taskfile *tf);
+static void pdc_exec_command_mmio(struct ata_port *ap, const struct ata_taskfile *tf);
 static void pdc20621_host_stop(struct ata_host_set *host_set);
 static unsigned int pdc20621_dimm_init(struct ata_probe_ent *pe);
 static int pdc20621_detect_dimm(struct ata_probe_ent *pe);
@@ -196,7 +196,7 @@ static Scsi_Host_Template pdc_sata_sht = {
         .ordered_flush          = 1,
 };
 
-static struct ata_port_operations pdc_20621_ops = {
+static const struct ata_port_operations pdc_20621_ops = {
         .port_disable           = ata_port_disable,
         .tf_load                = pdc_tf_load_mmio,
         .tf_read                = ata_tf_read,
@@ -247,7 +247,7 @@ static void pdc20621_host_stop(struct ata_host_set *host_set)
 {
         struct pci_dev *pdev = to_pci_dev(host_set->dev);
         struct pdc_host_priv *hpriv = host_set->private_data;
-        void *dimm_mmio = hpriv->dimm_mmio;
+        void __iomem *dimm_mmio = hpriv->dimm_mmio;
 
         pci_iounmap(pdev, dimm_mmio);
         kfree(hpriv);
@@ -669,8 +669,8 @@ static void pdc20621_packet_start(struct ata_queued_cmd *qc)
                 readl(mmio + PDC_20621_SEQCTL + (seq * 4));     /* flush */
 
                 writel(port_ofs + PDC_DIMM_ATA_PKT,
-                       (void *) ap->ioaddr.cmd_addr + PDC_PKT_SUBMIT);
-                readl((void *) ap->ioaddr.cmd_addr + PDC_PKT_SUBMIT);
+                       (void __iomem *) ap->ioaddr.cmd_addr + PDC_PKT_SUBMIT);
+                readl((void __iomem *) ap->ioaddr.cmd_addr + PDC_PKT_SUBMIT);
                 VPRINTK("submitted ofs 0x%x (%u), seq %u\n",
                         port_ofs + PDC_DIMM_ATA_PKT,
                         port_ofs + PDC_DIMM_ATA_PKT,
@@ -747,8 +747,8 @@ static inline unsigned int pdc20621_host_intr( struct ata_port *ap,
                         writel(0x00000001, mmio + PDC_20621_SEQCTL + (seq * 4));
                         readl(mmio + PDC_20621_SEQCTL + (seq * 4));
                         writel(port_ofs + PDC_DIMM_ATA_PKT,
-                               (void *) ap->ioaddr.cmd_addr + PDC_PKT_SUBMIT);
-                        readl((void *) ap->ioaddr.cmd_addr + PDC_PKT_SUBMIT);
+                               (void __iomem *) ap->ioaddr.cmd_addr + PDC_PKT_SUBMIT);
+                        readl((void __iomem *) ap->ioaddr.cmd_addr + PDC_PKT_SUBMIT);
                 }
 
                 /* step two - execute ATA command */
@@ -899,7 +899,7 @@ out:
         DPRINTK("EXIT\n");
 }
 
-static void pdc_tf_load_mmio(struct ata_port *ap, struct ata_taskfile *tf)
+static void pdc_tf_load_mmio(struct ata_port *ap, const struct ata_taskfile *tf)
 {
         WARN_ON (tf->protocol == ATA_PROT_DMA ||
                  tf->protocol == ATA_PROT_NODATA);
@@ -907,7 +907,7 @@ static void pdc_tf_load_mmio(struct ata_port *ap, struct ata_taskfile *tf)
 }
 
 
-static void pdc_exec_command_mmio(struct ata_port *ap, struct ata_taskfile *tf)
+static void pdc_exec_command_mmio(struct ata_port *ap, const struct ata_taskfile *tf)
 {
         WARN_ON (tf->protocol == ATA_PROT_DMA ||
                  tf->protocol == ATA_PROT_NODATA);
@@ -1014,7 +1014,7 @@ static void pdc20621_put_to_dimm(struct ata_probe_ent *pe, void *psource,
         idx++;
         dist = ((long)(s32)(window_size - (offset + size))) >= 0 ? size :
                 (long) (window_size - offset);
-        memcpy_toio((char *) (dimm_mmio + offset / 4), (char *) psource, dist);
+        memcpy_toio(dimm_mmio + offset / 4, psource, dist);
         writel(0x01, mmio + PDC_GENERAL_CTLR);
         readl(mmio + PDC_GENERAL_CTLR);
 
@@ -1023,8 +1023,7 @@ static void pdc20621_put_to_dimm(struct ata_probe_ent *pe, void *psource,
         for (; (long) size >= (long) window_size ;) {
                 writel(((idx) << page_mask), mmio + PDC_DIMM_WINDOW_CTLR);
                 readl(mmio + PDC_DIMM_WINDOW_CTLR);
-                memcpy_toio((char *) (dimm_mmio), (char *) psource,
-                            window_size / 4);
+                memcpy_toio(dimm_mmio, psource, window_size / 4);
                 writel(0x01, mmio + PDC_GENERAL_CTLR);
                 readl(mmio + PDC_GENERAL_CTLR);
                 psource += window_size;
@@ -1035,7 +1034,7 @@ static void pdc20621_put_to_dimm(struct ata_probe_ent *pe, void *psource,
         if (size) {
                 writel(((idx) << page_mask), mmio + PDC_DIMM_WINDOW_CTLR);
                 readl(mmio + PDC_DIMM_WINDOW_CTLR);
-                memcpy_toio((char *) (dimm_mmio), (char *) psource, size / 4);
+                memcpy_toio(dimm_mmio, psource, size / 4);
                 writel(0x01, mmio + PDC_GENERAL_CTLR);
                 readl(mmio + PDC_GENERAL_CTLR);
         }