summaryrefslogtreecommitdiffstats
path: root/drivers/scsi
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/NCR5380.c22
-rw-r--r--drivers/scsi/NCR5380.h4
-rw-r--r--drivers/scsi/arm/oak.c2
-rw-r--r--drivers/scsi/dtc.c13
-rw-r--r--drivers/scsi/pas16.c12
5 files changed, 26 insertions, 27 deletions
diff --git a/drivers/scsi/NCR5380.c b/drivers/scsi/NCR5380.c
index f1792bb80e70..77e8908f644e 100644
--- a/drivers/scsi/NCR5380.c
+++ b/drivers/scsi/NCR5380.c
@@ -692,6 +692,7 @@ static void NCR5380_print_status(struct Scsi_Host *instance)
NCR5380_dprint_phase(NDEBUG_ANY, instance);
}
+#ifdef PSEUDO_DMA
/******************************************/
/*
* /proc/scsi/[dtc pas16 t128 generic]/[0-ASC_NUM_BOARD_SUPPORTED]
@@ -709,14 +710,13 @@ static void NCR5380_print_status(struct Scsi_Host *instance)
static int __maybe_unused NCR5380_write_info(struct Scsi_Host *instance,
char *buffer, int length)
{
-#ifdef DTC_PUBLIC_RELEASE
- dtc_wmaxi = dtc_maxi = 0;
-#endif
-#ifdef PAS16_PUBLIC_RELEASE
- pas_wmaxi = pas_maxi = 0;
-#endif
- return (-ENOSYS); /* Currently this is a no-op */
+ struct NCR5380_hostdata *hostdata = shost_priv(instance);
+
+ hostdata->spin_max_r = 0;
+ hostdata->spin_max_w = 0;
+ return 0;
}
+#endif
#undef SPRINTF
#define SPRINTF(args...) seq_printf(m, ## args)
@@ -751,11 +751,9 @@ static int __maybe_unused NCR5380_show_info(struct seq_file *m,
SPRINTF("PAS16 release=%d", PAS16_PUBLIC_RELEASE);
#endif
-#ifdef DTC_PUBLIC_RELEASE
- SPRINTF("Highwater I/O busy_spin_counts -- write: %d read: %d\n", dtc_wmaxi, dtc_maxi);
-#endif
-#ifdef PAS16_PUBLIC_RELEASE
- SPRINTF("Highwater I/O busy_spin_counts -- write: %d read: %d\n", pas_wmaxi, pas_maxi);
+#ifdef PSEUDO_DMA
+ SPRINTF("Highwater I/O busy spin counts: write %d, read %d\n",
+ hostdata->spin_max_w, hostdata->spin_max_r);
#endif
spin_lock_irq(instance->host_lock);
if (!hostdata->connected)
diff --git a/drivers/scsi/NCR5380.h b/drivers/scsi/NCR5380.h
index dc37da49656b..6bd90eef4460 100644
--- a/drivers/scsi/NCR5380.h
+++ b/drivers/scsi/NCR5380.h
@@ -274,6 +274,10 @@ struct NCR5380_hostdata {
struct delayed_work coroutine; /* our co-routine */
struct scsi_eh_save ses;
char info[256];
+#ifdef PSEUDO_DMA
+ unsigned spin_max_r;
+ unsigned spin_max_w;
+#endif
};
#ifdef __KERNEL__
diff --git a/drivers/scsi/arm/oak.c b/drivers/scsi/arm/oak.c
index a5ef3f79a2fd..840a53dc556e 100644
--- a/drivers/scsi/arm/oak.c
+++ b/drivers/scsi/arm/oak.c
@@ -31,7 +31,6 @@
#define NCR5380_queue_command oakscsi_queue_command
#define NCR5380_info oakscsi_info
#define NCR5380_show_info oakscsi_show_info
-#define NCR5380_write_info oakscsi_write_info
#define NCR5380_implementation_fields \
void __iomem *base
@@ -108,7 +107,6 @@ printk("reading %p len %d\n", addr, len);
static struct scsi_host_template oakscsi_template = {
.module = THIS_MODULE,
.show_info = oakscsi_show_info,
- .write_info = oakscsi_write_info,
.name = "Oak 16-bit SCSI",
.info = oakscsi_info,
.queuecommand = oakscsi_queue_command,
diff --git a/drivers/scsi/dtc.c b/drivers/scsi/dtc.c
index 2dacf2833b64..62b8de67f65f 100644
--- a/drivers/scsi/dtc.c
+++ b/drivers/scsi/dtc.c
@@ -332,13 +332,11 @@ static int dtc_biosparam(struct scsi_device *sdev, struct block_device *dev,
* timeout.
*/
-static int dtc_maxi = 0;
-static int dtc_wmaxi = 0;
-
static inline int NCR5380_pread(struct Scsi_Host *instance, unsigned char *dst, int len)
{
unsigned char *d = dst;
int i; /* For counting time spent in the poll-loop */
+ struct NCR5380_hostdata *hostdata = shost_priv(instance);
NCR5380_local_declare();
NCR5380_setup(instance);
@@ -369,8 +367,8 @@ static inline int NCR5380_pread(struct Scsi_Host *instance, unsigned char *dst,
NCR5380_write(MODE_REG, 0); /* Clear the operating mode */
rtrc(0);
NCR5380_read(RESET_PARITY_INTERRUPT_REG);
- if (i > dtc_maxi)
- dtc_maxi = i;
+ if (i > hostdata->spin_max_r)
+ hostdata->spin_max_r = i;
return (0);
}
@@ -390,6 +388,7 @@ static inline int NCR5380_pread(struct Scsi_Host *instance, unsigned char *dst,
static inline int NCR5380_pwrite(struct Scsi_Host *instance, unsigned char *src, int len)
{
int i;
+ struct NCR5380_hostdata *hostdata = shost_priv(instance);
NCR5380_local_declare();
NCR5380_setup(instance);
@@ -422,8 +421,8 @@ static inline int NCR5380_pwrite(struct Scsi_Host *instance, unsigned char *src,
/* Check for parity error here. fixme. */
NCR5380_write(MODE_REG, 0); /* Clear the operating mode */
rtrc(0);
- if (i > dtc_wmaxi)
- dtc_wmaxi = i;
+ if (i > hostdata->spin_max_w)
+ hostdata->spin_max_w = i;
return (0);
}
diff --git a/drivers/scsi/pas16.c b/drivers/scsi/pas16.c
index 51766895e90e..7994b5275431 100644
--- a/drivers/scsi/pas16.c
+++ b/drivers/scsi/pas16.c
@@ -88,8 +88,6 @@
#include "NCR5380.h"
-static int pas_maxi = 0;
-static int pas_wmaxi = 0;
static unsigned short pas16_addr = 0;
static int pas16_irq = 0;
@@ -502,6 +500,7 @@ static inline int NCR5380_pread (struct Scsi_Host *instance, unsigned char *dst,
P_DATA_REG_OFFSET);
register int i = len;
int ii = 0;
+ struct NCR5380_hostdata *hostdata = shost_priv(instance);
while ( !(inb(instance->io_port + P_STATUS_REG_OFFSET) & P_ST_RDY) )
++ii;
@@ -514,8 +513,8 @@ static inline int NCR5380_pread (struct Scsi_Host *instance, unsigned char *dst,
instance->host_no);
return -1;
}
- if (ii > pas_maxi)
- pas_maxi = ii;
+ if (ii > hostdata->spin_max_r)
+ hostdata->spin_max_r = ii;
return 0;
}
@@ -538,6 +537,7 @@ static inline int NCR5380_pwrite (struct Scsi_Host *instance, unsigned char *src
register unsigned short reg = (instance->io_port + P_DATA_REG_OFFSET);
register int i = len;
int ii = 0;
+ struct NCR5380_hostdata *hostdata = shost_priv(instance);
while ( !((inb(instance->io_port + P_STATUS_REG_OFFSET)) & P_ST_RDY) )
++ii;
@@ -550,8 +550,8 @@ static inline int NCR5380_pwrite (struct Scsi_Host *instance, unsigned char *src
instance->host_no);
return -1;
}
- if (ii > pas_maxi)
- pas_wmaxi = ii;
+ if (ii > hostdata->spin_max_w)
+ hostdata->spin_max_w = ii;
return 0;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 20:26:44 +0100