#include <linux/proc_fs.h>
#include <linux/vmalloc.h>
#include <linux/moduleparam.h>
+#include <linux/scatterlist.h>
#include <linux/blkdev.h>
#include "scsi.h"
if (done == NULL)
return 0; /* assume mid level reprocessing command */
- SCpnt->resid = 0;
+ scsi_set_resid(SCpnt, 0);
if ((SCSI_DEBUG_OPT_NOISE & scsi_debug_opts) && cmd) {
printk(KERN_INFO "scsi_debug: cmd ");
for (k = 0, len = SCpnt->cmd_len; k < len; ++k)
int k, req_len, act_len, len, active;
void * kaddr;
void * kaddr_off;
- struct scatterlist * sgpnt;
+ struct scatterlist * sg;
- if (0 == scp->request_bufflen)
+ if (0 == scsi_bufflen(scp))
return 0;
- if (NULL == scp->request_buffer)
+ if (NULL == scsi_sglist(scp))
return (DID_ERROR << 16);
if (! ((scp->sc_data_direction == DMA_BIDIRECTIONAL) ||
(scp->sc_data_direction == DMA_FROM_DEVICE)))
return (DID_ERROR << 16);
- if (0 == scp->use_sg) {
- req_len = scp->request_bufflen;
- act_len = (req_len < arr_len) ? req_len : arr_len;
- memcpy(scp->request_buffer, arr, act_len);
- if (scp->resid)
- scp->resid -= act_len;
- else
- scp->resid = req_len - act_len;
- return 0;
- }
- sgpnt = (struct scatterlist *)scp->request_buffer;
active = 1;
- for (k = 0, req_len = 0, act_len = 0; k < scp->use_sg; ++k, ++sgpnt) {
+ req_len = act_len = 0;
+ scsi_for_each_sg(scp, sg, scsi_sg_count(scp), k) {
if (active) {
kaddr = (unsigned char *)
- kmap_atomic(sgpnt->page, KM_USER0);
+ kmap_atomic(sg_page(sg), KM_USER0);
if (NULL == kaddr)
return (DID_ERROR << 16);
- kaddr_off = (unsigned char *)kaddr + sgpnt->offset;
- len = sgpnt->length;
+ kaddr_off = (unsigned char *)kaddr + sg->offset;
+ len = sg->length;
if ((req_len + len) > arr_len) {
active = 0;
len = arr_len - req_len;
kunmap_atomic(kaddr, KM_USER0);
act_len += len;
}
- req_len += sgpnt->length;
+ req_len += sg->length;
}
- if (scp->resid)
- scp->resid -= act_len;
+ if (scsi_get_resid(scp))
+ scsi_set_resid(scp, scsi_get_resid(scp) - act_len);
else
- scp->resid = req_len - act_len;
+ scsi_set_resid(scp, req_len - act_len);
return 0;
}
int k, req_len, len, fin;
void * kaddr;
void * kaddr_off;
- struct scatterlist * sgpnt;
+ struct scatterlist * sg;
- if (0 == scp->request_bufflen)
+ if (0 == scsi_bufflen(scp))
return 0;
- if (NULL == scp->request_buffer)
+ if (NULL == scsi_sglist(scp))
return -1;
if (! ((scp->sc_data_direction == DMA_BIDIRECTIONAL) ||
(scp->sc_data_direction == DMA_TO_DEVICE)))
return -1;
- if (0 == scp->use_sg) {
- req_len = scp->request_bufflen;
- len = (req_len < max_arr_len) ? req_len : max_arr_len;
- memcpy(arr, scp->request_buffer, len);
- return len;
- }
- sgpnt = (struct scatterlist *)scp->request_buffer;
- for (k = 0, req_len = 0, fin = 0; k < scp->use_sg; ++k, ++sgpnt) {
- kaddr = (unsigned char *)kmap_atomic(sgpnt->page, KM_USER0);
+ req_len = fin = 0;
+ scsi_for_each_sg(scp, sg, scsi_sg_count(scp), k) {
+ kaddr = (unsigned char *)kmap_atomic(sg_page(sg), KM_USER0);
if (NULL == kaddr)
return -1;
- kaddr_off = (unsigned char *)kaddr + sgpnt->offset;
- len = sgpnt->length;
+ kaddr_off = (unsigned char *)kaddr + sg->offset;
+ len = sg->length;
if ((req_len + len) > max_arr_len) {
len = max_arr_len - req_len;
fin = 1;
kunmap_atomic(kaddr, KM_USER0);
if (fin)
return req_len + len;
- req_len += sgpnt->length;
+ req_len += sg->length;
}
return req_len;
}
init_all_queued();
- sdebug_driver_template.proc_name = (char *)sdebug_proc_name;
+ sdebug_driver_template.proc_name = sdebug_proc_name;
host_to_add = scsi_debug_add_host;
scsi_debug_add_host = 0;