X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=drivers%2Fscsi%2Fsata_qstor.c;h=4a6d3067d23c3de88cc148847e746c974b248cc0;hb=44e6f84e3597905816a0440e7218d2ed072120da;hp=9938dae782b6b1b2ba6255e4ba67203a72fc650d;hpb=23fd07750a789a66fe88cf173d52a18f1a387da4;p=powerpc.git

diff --git a/drivers/scsi/sata_qstor.c b/drivers/scsi/sata_qstor.c
index 9938dae782..4a6d3067d2 100644
--- a/drivers/scsi/sata_qstor.c
+++ b/drivers/scsi/sata_qstor.c
@@ -36,7 +36,6 @@
 #include <linux/interrupt.h>
 #include <linux/sched.h>
 #include <linux/device.h>
-#include "scsi.h"
 #include <scsi/scsi_host.h>
 #include <asm/io.h>
 #include <linux/libata.h>
@@ -128,7 +127,7 @@ static u8 qs_bmdma_status(struct ata_port *ap);
 static void qs_irq_clear(struct ata_port *ap);
 static void qs_eng_timeout(struct ata_port *ap);
 
-static Scsi_Host_Template qs_ata_sht = {
+static struct scsi_host_template qs_ata_sht = {
 	.module			= THIS_MODULE,
 	.name			= DRV_NAME,
 	.ioctl			= ata_scsi_ioctl,
@@ -185,7 +184,7 @@ static struct ata_port_info qs_port_info[] = {
 	},
 };
 
-static struct pci_device_id qs_ata_pci_tbl[] = {
+static const struct pci_device_id qs_ata_pci_tbl[] = {
 	{ PCI_VENDOR_ID_PDC, 0x2068, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 	  board_2068_idx },
 
@@ -269,18 +268,19 @@ static void qs_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val)
 	writel(val, (void __iomem *)(ap->ioaddr.scr_addr + (sc_reg * 8)));
 }
 
-static void qs_fill_sg(struct ata_queued_cmd *qc)
+static unsigned int qs_fill_sg(struct ata_queued_cmd *qc)
 {
-	struct scatterlist *sg = qc->sg;
+	struct scatterlist *sg;
 	struct ata_port *ap = qc->ap;
 	struct qs_port_priv *pp = ap->private_data;
 	unsigned int nelem;
 	u8 *prd = pp->pkt + QS_CPB_BYTES;
 
-	assert(sg != NULL);
+	assert(qc->__sg != NULL);
 	assert(qc->n_elem > 0);
 
-	for (nelem = 0; nelem < qc->n_elem; nelem++,sg++) {
+	nelem = 0;
+	ata_for_each_sg(sg, qc) {
 		u64 addr;
 		u32 len;
 
@@ -294,7 +294,10 @@ static void qs_fill_sg(struct ata_queued_cmd *qc)
 
 		VPRINTK("PRD[%u] = (0x%llX, 0x%X)\n", nelem,
 					(unsigned long long)addr, len);
+		nelem++;
 	}
+
+	return nelem;
 }
 
 static void qs_qc_prep(struct ata_queued_cmd *qc)
@@ -303,6 +306,7 @@ static void qs_qc_prep(struct ata_queued_cmd *qc)
 	u8 dflags = QS_DF_PORD, *buf = pp->pkt;
 	u8 hflags = QS_HF_DAT | QS_HF_IEN | QS_HF_VLD;
 	u64 addr;
+	unsigned int nelem;
 
 	VPRINTK("ENTER\n");
 
@@ -312,7 +316,7 @@ static void qs_qc_prep(struct ata_queued_cmd *qc)
 		return;
 	}
 
-	qs_fill_sg(qc);
+	nelem = qs_fill_sg(qc);
 
 	if ((qc->tf.flags & ATA_TFLAG_WRITE))
 		hflags |= QS_HF_DIRO;
@@ -323,7 +327,7 @@ static void qs_qc_prep(struct ata_queued_cmd *qc)
 	buf[ 0] = QS_HCB_HDR;
 	buf[ 1] = hflags;
 	*(__le32 *)(&buf[ 4]) = cpu_to_le32(qc->nsect * ATA_SECT_SIZE);
-	*(__le32 *)(&buf[ 8]) = cpu_to_le32(qc->n_elem);
+	*(__le32 *)(&buf[ 8]) = cpu_to_le32(nelem);
 	addr = ((u64)pp->pkt_dma) + QS_CPB_BYTES;
 	*(__le64 *)(&buf[16]) = cpu_to_le64(addr);