struct scatterlist *sg;
sg = scsi_sglist(cmd);
- buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset;
+ buf = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset;
memset(buf, 0, cmd->cmnd[4]);
kunmap_atomic(buf - sg->offset, KM_IRQ0);
if( cmd->cmnd[0] == INQUIRY && !islogical ) {
sgl = scsi_sglist(cmd);
- if( sgl->page ) {
- c = *(unsigned char *)
- page_address((&sgl[0])->page) +
- (&sgl[0])->offset;
+ if( sg_page(sgl) ) {
+ c = *(unsigned char *) sg_virt(&sgl[0]);
} else {
printk(KERN_WARNING
"megaraid: invalid sg.\n");
*len = 0;
+ if (scsi_sg_count(cmd) == 1 && !adapter->has_64bit_addr) {
+ sg = scsi_sglist(cmd);
+ scb->dma_h_bulkdata = sg_dma_address(sg);
+ *buf = (u32)scb->dma_h_bulkdata;
+ *len = sg_dma_len(sg);
+ return 0;
+ }
+
scsi_for_each_sg(cmd, sg, sgcnt, idx) {
if (adapter->has_64bit_addr) {
scb->sgl64[idx].address = sg_dma_address(sg);
.sg_tablesize = MAX_SGLIST,
.cmd_per_lun = DEF_CMD_PER_LUN,
.use_clustering = ENABLE_CLUSTERING,
+ .use_sg_chaining = ENABLE_SG_CHAINING,
.eh_abort_handler = megaraid_abort,
.eh_device_reset_handler = megaraid_reset,
.eh_bus_reset_handler = megaraid_reset,