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path: root/drivers/scsi/53c700.c
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Diffstat (limited to 'drivers/scsi/53c700.c')
-rw-r--r--drivers/scsi/53c700.c18
1 files changed, 4 insertions, 14 deletions
diff --git a/drivers/scsi/53c700.c b/drivers/scsi/53c700.c
index 4ce7438608ec..6a0f9506ea00 100644
--- a/drivers/scsi/53c700.c
+++ b/drivers/scsi/53c700.c
@@ -238,14 +238,6 @@ static char *NCR_700_SBCL_to_phase[] = {
238 "MSG IN", 238 "MSG IN",
239}; 239};
240 240
241static __u8 NCR_700_SDTR_msg[] = {
242 0x01, /* Extended message */
243 0x03, /* Extended message Length */
244 0x01, /* SDTR Extended message */
245 NCR_700_MIN_PERIOD,
246 NCR_700_MAX_OFFSET
247};
248
249/* This translates the SDTR message offset and period to a value 241/* This translates the SDTR message offset and period to a value
250 * which can be loaded into the SXFER_REG. 242 * which can be loaded into the SXFER_REG.
251 * 243 *
@@ -266,7 +258,7 @@ NCR_700_offset_period_to_sxfer(struct NCR_700_Host_Parameters *hostdata,
266 return 0; 258 return 0;
267 259
268 if(period < hostdata->min_period) { 260 if(period < hostdata->min_period) {
269 printk(KERN_WARNING "53c700: Period %dns is less than this chip's minimum, setting to %d\n", period*4, NCR_700_SDTR_msg[3]*4); 261 printk(KERN_WARNING "53c700: Period %dns is less than this chip's minimum, setting to %d\n", period*4, NCR_700_MIN_PERIOD*4);
270 period = hostdata->min_period; 262 period = hostdata->min_period;
271 } 263 }
272 XFERP = (period*4 * hostdata->sync_clock)/1000 - 4; 264 XFERP = (period*4 * hostdata->sync_clock)/1000 - 4;
@@ -1434,11 +1426,9 @@ NCR_700_start_command(struct scsi_cmnd *SCp)
1434 1426
1435 if(hostdata->fast && 1427 if(hostdata->fast &&
1436 NCR_700_is_flag_clear(SCp->device, NCR_700_DEV_NEGOTIATED_SYNC)) { 1428 NCR_700_is_flag_clear(SCp->device, NCR_700_DEV_NEGOTIATED_SYNC)) {
1437 memcpy(&hostdata->msgout[count], NCR_700_SDTR_msg, 1429 count += spi_populate_sync_msg(&hostdata->msgout[count],
1438 sizeof(NCR_700_SDTR_msg)); 1430 spi_period(SCp->device->sdev_target),
1439 hostdata->msgout[count+3] = spi_period(SCp->device->sdev_target); 1431 spi_offset(SCp->device->sdev_target));
1440 hostdata->msgout[count+4] = spi_offset(SCp->device->sdev_target);
1441 count += sizeof(NCR_700_SDTR_msg);
1442 NCR_700_set_flag(SCp->device, NCR_700_DEV_BEGIN_SYNC_NEGOTIATION); 1432 NCR_700_set_flag(SCp->device, NCR_700_DEV_BEGIN_SYNC_NEGOTIATION);
1443 } 1433 }
1444 1434