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| author | Finn Thain <fthain@telegraphics.com.au> | 2016-03-23 21:10:15 +1100 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-04-11 16:57:09 -0400 |
| commit | f825e40b235f4daf1c9017366809d34c7f5c8c7f (patch) | |
| tree | 73dfa8695b119f5330344924cf141fe5de7251ad /drivers/scsi/arm | |
| parent | 1bb4600245d4d40245dd505ca17528e0b9a9ba8c (diff) | |
| download | linux-f825e40b235f4daf1c9017366809d34c7f5c8c7f.tar.gz linux-f825e40b235f4daf1c9017366809d34c7f5c8c7f.tar.bz2 linux-f825e40b235f4daf1c9017366809d34c7f5c8c7f.zip | |
ncr5380: Remove PSEUDO_DMA macro
For those wrapper drivers which only implement Programmed IO, have
NCR5380_dma_xfer_len() evaluate to zero. That allows PDMA to be easily
disabled at run-time and so the PSEUDO_DMA macro is no longer needed.
Also remove the spin counters used for debugging pseudo DMA drivers.
Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Tested-by: Michael Schmitz <schmitzmic@gmail.com>
Tested-by: Ondrej Zary <linux@rainbow-software.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/arm')
| -rw-r--r-- | drivers/scsi/arm/cumana_1.c | 2 | ||||
| -rw-r--r-- | drivers/scsi/arm/oak.c | 3 |
2 files changed, 1 insertions, 4 deletions
diff --git a/drivers/scsi/arm/cumana_1.c b/drivers/scsi/arm/cumana_1.c index 76b2d3364d9f..6e9de19fc3c2 100644 --- a/drivers/scsi/arm/cumana_1.c +++ b/drivers/scsi/arm/cumana_1.c @@ -13,8 +13,6 @@ #include <scsi/scsi_host.h> -#define PSEUDO_DMA - #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) diff --git a/drivers/scsi/arm/oak.c b/drivers/scsi/arm/oak.c index 8d8426535e6d..63abd6b248a6 100644 --- a/drivers/scsi/arm/oak.c +++ b/drivers/scsi/arm/oak.c @@ -14,7 +14,6 @@ #include <scsi/scsi_host.h> -/*#define PSEUDO_DMA*/ #define DONT_USE_INTR #define priv(host) ((struct NCR5380_hostdata *)(host)->hostdata) @@ -24,7 +23,7 @@ #define NCR5380_write(reg, value) \ writeb(value, priv(instance)->base + ((reg) << 2)) -#define NCR5380_dma_xfer_len(instance, cmd, phase) (cmd->transfersize) +#define NCR5380_dma_xfer_len(instance, cmd, phase) (0) #define NCR5380_queue_command oakscsi_queue_command #define NCR5380_info oakscsi_info |