[libata qstor] minor update per LKML comments

ChangeSet 1.1537.6.10, 2005/02/24 00:32:06-05:00, [email protected]

	[libata qstor] minor update per LKML comments
	
	* use __le{32,64}
	* use DMA_{32,64}BIT_MASK
	
	Also, add these to linux/libata-compat.h since they are not
	defined in 2.4.x.



 drivers/scsi/sata_qstor.c     |   14 +++++++-------
 include/linux/libata-compat.h |    7 +++++++
 2 files changed, 14 insertions(+), 7 deletions(-)


diff -Nru a/drivers/scsi/sata_qstor.c b/drivers/scsi/sata_qstor.c
--- a/drivers/scsi/sata_qstor.c	2005-03-04 12:02:35 -08:00
+++ b/drivers/scsi/sata_qstor.c	2005-03-04 12:02:35 -08:00
@@ -262,11 +262,11 @@
 		u32 len;
 
 		addr = sg_dma_address(sg);
-		*(u64 *)prd = cpu_to_le64(addr);
+		*(__le64 *)prd = cpu_to_le64(addr);
 		prd += sizeof(u64);
 
 		len = sg_dma_len(sg);
-		*(u32 *)prd = cpu_to_le32(len);
+		*(__le32 *)prd = cpu_to_le32(len);
 		prd += sizeof(u64);
 
 		VPRINTK("PRD[%u] = (0x%llX, 0x%X)\n", nelem,
@@ -299,10 +299,10 @@
 	/* host control block (HCB) */
 	buf[ 0] = QS_HCB_HDR;
 	buf[ 1] = hflags;
-	*(u32 *)(&buf[ 4]) = cpu_to_le32(qc->nsect * ATA_SECT_SIZE);
-	*(u32 *)(&buf[ 8]) = cpu_to_le32(qc->n_elem);
+	*(__le32 *)(&buf[ 4]) = cpu_to_le32(qc->nsect * ATA_SECT_SIZE);
+	*(__le32 *)(&buf[ 8]) = cpu_to_le32(qc->n_elem);
 	addr = ((u64)pp->pkt_dma) + QS_CPB_BYTES;
-	*(u64 *)(&buf[16]) = cpu_to_le64(addr);
+	*(__le64 *)(&buf[16]) = cpu_to_le64(addr);
 
 	/* device control block (DCB) */
 	buf[24] = QS_DCB_HDR;
@@ -567,10 +567,10 @@
 	int rc, have_64bit_bus = (bus_info & QS_HPHY_64BIT);
 
 	if (have_64bit_bus &&
-	    !pci_set_dma_mask(pdev, 0xffffffffffffffffULL)) {
+	    !pci_set_dma_mask(pdev, DMA_64BIT_MASK)) {
 	    	/* do nothing */
 	} else {
-		rc = pci_set_dma_mask(pdev, 0xffffffffULL);
+		rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
 		if (rc) {
 			printk(KERN_ERR DRV_NAME
 				"(%s): 32-bit DMA enable failed\n",
diff -Nru a/include/linux/libata-compat.h b/include/linux/libata-compat.h
--- a/include/linux/libata-compat.h	2005-03-04 12:02:35 -08:00
+++ b/include/linux/libata-compat.h	2005-03-04 12:02:35 -08:00
@@ -1,9 +1,16 @@
 #ifndef __LIBATA_COMPAT_H__
 #define __LIBATA_COMPAT_H__
 
+#include <linux/types.h>
 #include <linux/delay.h>
 #include <linux/pci.h>
 #include <linux/slab.h>
+
+typedef u32 __le32;
+typedef u64 __le64;
+
+#define DMA_64BIT_MASK 0xffffffffffffffffULL
+#define DMA_32BIT_MASK 0x00000000ffffffffULL
 
 #define MODULE_VERSION(ver_str)