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

[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

drivers/scsi/NCR5380.c

+7 −7
Original line number Diff line number Diff line
@@ -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;

	}

drivers/scsi/atari_NCR5380.c

+11 −11
Original line number Diff line number Diff line
@@ -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;

		}

drivers/scsi/sun3_NCR5380.c

+11 −11
Original line number Diff line number Diff line
@@ -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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