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authorFinn Thain <fthain@telegraphics.com.au>2016-01-03 16:05:25 +1100
committerMartin K. Petersen <martin.petersen@oracle.com>2016-01-06 21:42:56 -0500
commitff3d4578840fd96a50558edf02ca0178b9ebb652 (patch)
tree4ee34f3341f2eb092e95cc0bb728865675939423 /drivers/scsi/arm
parent1d3db59d59861481349437231c263b6c7a0eef78 (diff)
downloadlinux-ff3d4578840fd96a50558edf02ca0178b9ebb652.tar.bz2
ncr5380: Implement NCR5380_dma_xfer_len and remove LIMIT_TRANSFERSIZE macro
Follow the example of the atari_NCR5380.c core driver and adopt the NCR5380_dma_xfer_len() hook. Implement NCR5380_dma_xfer_len() for dtc.c and g_NCR5380.c to take care of the limitations of these cards. Keep the default for drivers using PSEUDO_DMA. Eliminate the unused macro LIMIT_TRANSFERSIZE. Signed-off-by: Finn Thain <fthain@telegraphics.com.au> Reviewed-by: Hannes Reinecke <hare@suse.com> Tested-by: Ondrej Zary <linux@rainbow-software.org> Tested-by: Michael Schmitz <schmitzmic@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/arm')
-rw-r--r--drivers/scsi/arm/cumana_1.c3
-rw-r--r--drivers/scsi/arm/oak.c2
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/scsi/arm/cumana_1.c b/drivers/scsi/arm/cumana_1.c
index 0d0cb62b8cdb..f9fb8dabdbbd 100644
--- a/drivers/scsi/arm/cumana_1.c
+++ b/drivers/scsi/arm/cumana_1.c
@@ -22,6 +22,9 @@
#define priv(host) ((struct NCR5380_hostdata *)(host)->hostdata)
#define NCR5380_read(reg) cumanascsi_read(instance, reg)
#define NCR5380_write(reg, value) cumanascsi_write(instance, reg, value)
+
+#define NCR5380_dma_xfer_len(instance, cmd, phase) (cmd->transfersize)
+
#define NCR5380_intr cumanascsi_intr
#define NCR5380_queue_command cumanascsi_queue_command
#define NCR5380_info cumanascsi_info
diff --git a/drivers/scsi/arm/oak.c b/drivers/scsi/arm/oak.c
index db337b998299..d95a1d4f4e02 100644
--- a/drivers/scsi/arm/oak.c
+++ b/drivers/scsi/arm/oak.c
@@ -26,6 +26,8 @@
#define NCR5380_write(reg, value) \
writeb(value, priv(instance)->base + ((reg) << 2))
+#define NCR5380_dma_xfer_len(instance, cmd, phase) (cmd->transfersize)
+
#define NCR5380_queue_command oakscsi_queue_command
#define NCR5380_info oakscsi_info
#define NCR5380_show_info oakscsi_show_info