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* [PATCH 02/29] cxlflash: Add a literal for units of max_sector
@ 2015-09-11 21:10 Matthew R. Ochs
  0 siblings, 0 replies; only message in thread
From: Matthew R. Ochs @ 2015-09-11 21:10 UTC (permalink / raw)
  To: linux-scsi, James.Bottomley, nab, brking, imunsie, dja,
	andrew.donnellan
  Cc: mikey, Manoj Kumar, Manoj N. Kumar

From: Manoj Kumar <kumarmn@us.ibm.com>

Signed-off-by: Matthew R. Ochs <mrochs@linux.vnet.ibm.com>
Signed-off-by: Manoj N. Kumar <manoj@linux.vnet.ibm.com>
---
 drivers/scsi/cxlflash/superpipe.c | 3 ++-
 drivers/scsi/cxlflash/superpipe.h | 2 ++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/cxlflash/superpipe.c b/drivers/scsi/cxlflash/superpipe.c
index f1b62ce..affec2d 100644
--- a/drivers/scsi/cxlflash/superpipe.c
+++ b/drivers/scsi/cxlflash/superpipe.c
@@ -1375,7 +1375,8 @@ out_attach:
 	attach->block_size = gli->blk_len;
 	attach->mmio_size = sizeof(afu->afu_map->hosts[0].harea);
 	attach->last_lba = gli->max_lba;
-	attach->max_xfer = (sdev->host->max_sectors * 512) / gli->blk_len;
+	attach->max_xfer = (sdev->host->max_sectors * MAX_SECTOR_UNIT) /
+		gli->blk_len;
 
 out:
 	attach->adap_fd = fd;
diff --git a/drivers/scsi/cxlflash/superpipe.h b/drivers/scsi/cxlflash/superpipe.h
index d7dc88b..5c39f2c 100644
--- a/drivers/scsi/cxlflash/superpipe.h
+++ b/drivers/scsi/cxlflash/superpipe.h
@@ -30,6 +30,8 @@ extern struct cxlflash_global global;
 
 #define MC_DISCOVERY_TIMEOUT 5  /* 5 secs */
 
+#define MAX_SECTOR_UNIT  512 /* max_sector is in 512 byte multiples */
+
 #define CHAN2PORT(_x)	((_x) + 1)
 #define PORT2CHAN(_x)	((_x) - 1)
 
-- 
2.1.0


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