Commit 9e0fe44d authored by Boaz Harrosh's avatar Boaz Harrosh Committed by James Bottomley

[SCSI] NCR5380 family: convert to accessors & !use_sg cleanup

  - This patch depends on:
      NCR5380: Use scsi_eh API for REQUEST_SENSE invocation
  - convert to accessors and !use_sg cleanup
  - FIXME: Not sg-chain ready look for ++cmd->SCp.buffer
Signed-off-by: default avatarBoaz Harrosh <bharrosh@panasas.com>
Signed-off-by: default avatarJames <James.Bottomley@HansenPartnership.com>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@HansenPartnership.com>
parent 9a3dd65b
......@@ -295,16 +295,16 @@ static __inline__ void initialize_SCp(Scsi_Cmnd * cmd)
* various queues are valid.
*/
if (cmd->use_sg) {
cmd->SCp.buffer = (struct scatterlist *) cmd->request_buffer;
cmd->SCp.buffers_residual = cmd->use_sg - 1;
if (scsi_bufflen(cmd)) {
cmd->SCp.buffer = scsi_sglist(cmd);
cmd->SCp.buffers_residual = scsi_sg_count(cmd) - 1;
cmd->SCp.ptr = sg_virt(cmd->SCp.buffer);
cmd->SCp.this_residual = cmd->SCp.buffer->length;
} else {
cmd->SCp.buffer = NULL;
cmd->SCp.buffers_residual = 0;
cmd->SCp.ptr = (char *) cmd->request_buffer;
cmd->SCp.this_residual = cmd->request_bufflen;
cmd->SCp.ptr = NULL;
cmd->SCp.this_residual = 0;
}
}
......@@ -975,14 +975,14 @@ static int NCR5380_queue_command(Scsi_Cmnd * cmd, void (*done) (Scsi_Cmnd *))
case WRITE_6:
case WRITE_10:
hostdata->time_write[cmd->device->id] -= (jiffies - hostdata->timebase);
hostdata->bytes_write[cmd->device->id] += cmd->request_bufflen;
hostdata->bytes_write[cmd->device->id] += scsi_bufflen(cmd);
hostdata->pendingw++;
break;
case READ:
case READ_6:
case READ_10:
hostdata->time_read[cmd->device->id] -= (jiffies - hostdata->timebase);
hostdata->bytes_read[cmd->device->id] += cmd->request_bufflen;
hostdata->bytes_read[cmd->device->id] += scsi_bufflen(cmd);
hostdata->pendingr++;
break;
}
......
......@@ -511,9 +511,9 @@ static inline void initialize_SCp(Scsi_Cmnd *cmd)
* various queues are valid.
*/
if (cmd->use_sg) {
cmd->SCp.buffer = (struct scatterlist *)cmd->request_buffer;
cmd->SCp.buffers_residual = cmd->use_sg - 1;
if (scsi_bufflen(cmd)) {
cmd->SCp.buffer = scsi_sglist(cmd);
cmd->SCp.buffers_residual = scsi_sg_count(cmd) - 1;
cmd->SCp.ptr = sg_virt(cmd->SCp.buffer);
cmd->SCp.this_residual = cmd->SCp.buffer->length;
/* ++roman: Try to merge some scatter-buffers if they are at
......@@ -523,8 +523,8 @@ static inline void initialize_SCp(Scsi_Cmnd *cmd)
} else {
cmd->SCp.buffer = NULL;
cmd->SCp.buffers_residual = 0;
cmd->SCp.ptr = (char *)cmd->request_buffer;
cmd->SCp.this_residual = cmd->request_bufflen;
cmd->SCp.ptr = NULL;
cmd->SCp.this_residual = 0;
}
}
......@@ -936,21 +936,21 @@ static int NCR5380_queue_command(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *))
}
# endif
# ifdef NCR5380_STAT_LIMIT
if (cmd->request_bufflen > NCR5380_STAT_LIMIT)
if (scsi_bufflen(cmd) > NCR5380_STAT_LIMIT)
# endif
switch (cmd->cmnd[0]) {
case WRITE:
case WRITE_6:
case WRITE_10:
hostdata->time_write[cmd->device->id] -= (jiffies - hostdata->timebase);
hostdata->bytes_write[cmd->device->id] += cmd->request_bufflen;
hostdata->bytes_write[cmd->device->id] += scsi_bufflen(cmd);
hostdata->pendingw++;
break;
case READ:
case READ_6:
case READ_10:
hostdata->time_read[cmd->device->id] -= (jiffies - hostdata->timebase);
hostdata->bytes_read[cmd->device->id] += cmd->request_bufflen;
hostdata->bytes_read[cmd->device->id] += scsi_bufflen(cmd);
hostdata->pendingr++;
break;
}
......@@ -1352,21 +1352,21 @@ static irqreturn_t NCR5380_intr(int irq, void *dev_id)
static void collect_stats(struct NCR5380_hostdata* hostdata, Scsi_Cmnd *cmd)
{
# ifdef NCR5380_STAT_LIMIT
if (cmd->request_bufflen > NCR5380_STAT_LIMIT)
if (scsi_bufflen(cmd) > NCR5380_STAT_LIMIT)
# endif
switch (cmd->cmnd[0]) {
case WRITE:
case WRITE_6:
case WRITE_10:
hostdata->time_write[cmd->device->id] += (jiffies - hostdata->timebase);
/*hostdata->bytes_write[cmd->device->id] += cmd->request_bufflen;*/
/*hostdata->bytes_write[cmd->device->id] += scsi_bufflen(cmd);*/
hostdata->pendingw--;
break;
case READ:
case READ_6:
case READ_10:
hostdata->time_read[cmd->device->id] += (jiffies - hostdata->timebase);
/*hostdata->bytes_read[cmd->device->id] += cmd->request_bufflen;*/
/*hostdata->bytes_read[cmd->device->id] += scsi_bufflen(cmd);*/
hostdata->pendingr--;
break;
}
......
......@@ -515,9 +515,9 @@ static __inline__ void initialize_SCp(struct scsi_cmnd *cmd)
* various queues are valid.
*/
if (cmd->use_sg) {
cmd->SCp.buffer = (struct scatterlist *) cmd->request_buffer;
cmd->SCp.buffers_residual = cmd->use_sg - 1;
if (scsi_bufflen(cmd)) {
cmd->SCp.buffer = scsi_sglist(cmd);
cmd->SCp.buffers_residual = scsi_sg_count(cmd) - 1;
cmd->SCp.ptr = (char *) SGADDR(cmd->SCp.buffer);
cmd->SCp.this_residual = cmd->SCp.buffer->length;
......@@ -528,8 +528,8 @@ static __inline__ void initialize_SCp(struct scsi_cmnd *cmd)
} else {
cmd->SCp.buffer = NULL;
cmd->SCp.buffers_residual = 0;
cmd->SCp.ptr = (char *) cmd->request_buffer;
cmd->SCp.this_residual = cmd->request_bufflen;
cmd->SCp.ptr = NULL;
cmd->SCp.this_residual = 0;
}
}
......@@ -935,7 +935,7 @@ static int NCR5380_queue_command(struct scsi_cmnd *cmd,
}
# endif
# ifdef NCR5380_STAT_LIMIT
if (cmd->request_bufflen > NCR5380_STAT_LIMIT)
if (scsi_bufflen(cmd) > NCR5380_STAT_LIMIT)
# endif
switch (cmd->cmnd[0])
{
......@@ -943,14 +943,14 @@ static int NCR5380_queue_command(struct scsi_cmnd *cmd,
case WRITE_6:
case WRITE_10:
hostdata->time_write[cmd->device->id] -= (jiffies - hostdata->timebase);
hostdata->bytes_write[cmd->device->id] += cmd->request_bufflen;
hostdata->bytes_write[cmd->device->id] += scsi_bufflen(cmd);
hostdata->pendingw++;
break;
case READ:
case READ_6:
case READ_10:
hostdata->time_read[cmd->device->id] -= (jiffies - hostdata->timebase);
hostdata->bytes_read[cmd->device->id] += cmd->request_bufflen;
hostdata->bytes_read[cmd->device->id] += scsi_bufflen(cmd);
hostdata->pendingr++;
break;
}
......@@ -1345,7 +1345,7 @@ static void collect_stats(struct NCR5380_hostdata *hostdata,
struct scsi_cmnd *cmd)
{
# ifdef NCR5380_STAT_LIMIT
if (cmd->request_bufflen > NCR5380_STAT_LIMIT)
if (scsi_bufflen(cmd) > NCR5380_STAT_LIMIT)
# endif
switch (cmd->cmnd[0])
{
......@@ -1353,14 +1353,14 @@ static void collect_stats(struct NCR5380_hostdata *hostdata,
case WRITE_6:
case WRITE_10:
hostdata->time_write[cmd->device->id] += (jiffies - hostdata->timebase);
/*hostdata->bytes_write[cmd->device->id] += cmd->request_bufflen;*/
/*hostdata->bytes_write[cmd->device->id] += scsi_bufflen(cmd);*/
hostdata->pendingw--;
break;
case READ:
case READ_6:
case READ_10:
hostdata->time_read[cmd->device->id] += (jiffies - hostdata->timebase);
/*hostdata->bytes_read[cmd->device->id] += cmd->request_bufflen;*/
/*hostdata->bytes_read[cmd->device->id] += scsi_bufflen(cmd);*/
hostdata->pendingr--;
break;
}
......
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