[PATCH v3 18/23] ncr5380: Remove DONT_USE_INTR and AUTOPROBE_IRQ macros

Finn Thain
2016-03-21T02:32:07Z

[-- Attachment #1: ncr5380-remove-DONT_USE_INTR-and-AUTOPROBE_IRQ-macros --]
[-- Type: text/plain, Size: 6677 bytes --]

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Tested-by: Michael Schmitz <schmitzmic@gmail.com>

---
drivers/scsi/NCR5380.c | 12 +-----------
drivers/scsi/NCR5380.h | 4 ----
drivers/scsi/arm/oak.c | 2 --
drivers/scsi/dmx3191d.c | 2 --
drivers/scsi/dtc.c | 12 +++---------
drivers/scsi/g_NCR5380.c | 2 --
drivers/scsi/pas16.c | 1 -
drivers/scsi/t128.c | 1 -
8 files changed, 4 insertions(+), 32 deletions(-)

Index: linux/drivers/scsi/NCR5380.c
===================================================================
--- linux.orig/drivers/scsi/NCR5380.c 2016-03-21 13:31:39.000000000 +1100
+++ linux/drivers/scsi/NCR5380.c 2016-03-21 13:31:40.000000000 +1100
@@ -106,9 +106,6 @@
* DIFFERENTIAL - if defined, NCR53c81 chips will use external differential
* transceivers.
*
- * DONT_USE_INTR - if defined, never use interrupts, even if we probe or
- * override-configure an IRQ.
- *
* PSEUDO_DMA - if defined, PSEUDO DMA is used during the data transfer phases.
*
* REAL_DMA - if defined, REAL DMA is used during the data transfer phases.
@@ -464,9 +461,6 @@ static void prepare_info(struct Scsi_Hos
hostdata->flags & FLAG_DMA_FIXUP ? "DMA_FIXUP " : "",
hostdata->flags & FLAG_NO_PSEUDO_DMA ? "NO_PSEUDO_DMA " : "",
hostdata->flags & FLAG_TOSHIBA_DELAY ? "TOSHIBA_DELAY " : "",
-#ifdef AUTOPROBE_IRQ
- "AUTOPROBE_IRQ "
-#endif
#ifdef DIFFERENTIAL
"DIFFERENTIAL "
#endif
@@ -915,8 +909,6 @@ static void NCR5380_dma_complete(struct
}
}

-#ifndef DONT_USE_INTR
-
/**
* NCR5380_intr - generic NCR5380 irq handler
* @irq: interrupt number
@@ -951,7 +943,7 @@ static void NCR5380_dma_complete(struct
* the Busy Monitor interrupt is enabled together with DMA Mode.
*/

-static irqreturn_t NCR5380_intr(int irq, void *dev_id)
+static irqreturn_t __maybe_unused NCR5380_intr(int irq, void *dev_id)
{
struct Scsi_Host *instance = dev_id;
struct NCR5380_hostdata *hostdata = shost_priv(instance);
@@ -1020,8 +1012,6 @@ static irqreturn_t NCR5380_intr(int irq,
return IRQ_RETVAL(handled);
}

-#endif
-
/*
* Function : int NCR5380_select(struct Scsi_Host *instance,
* struct scsi_cmnd *cmd)
Index: linux/drivers/scsi/NCR5380.h
===================================================================
--- linux.orig/drivers/scsi/NCR5380.h 2016-03-21 13:31:33.000000000 +1100
+++ linux/drivers/scsi/NCR5380.h 2016-03-21 13:31:40.000000000 +1100
@@ -280,16 +280,12 @@ static void NCR5380_print(struct Scsi_Ho
#define NCR5380_dprint_phase(flg, arg) do {} while (0)
#endif

-#if defined(AUTOPROBE_IRQ)
static int NCR5380_probe_irq(struct Scsi_Host *instance, int possible);
-#endif
static int NCR5380_init(struct Scsi_Host *instance, int flags);
static int NCR5380_maybe_reset_bus(struct Scsi_Host *);
static void NCR5380_exit(struct Scsi_Host *instance);
static void NCR5380_information_transfer(struct Scsi_Host *instance);
-#ifndef DONT_USE_INTR
static irqreturn_t NCR5380_intr(int irq, void *dev_id);
-#endif
static void NCR5380_main(struct work_struct *work);
static const char *NCR5380_info(struct Scsi_Host *instance);
static void NCR5380_reselect(struct Scsi_Host *instance);
Index: linux/drivers/scsi/arm/oak.c
===================================================================
--- linux.orig/drivers/scsi/arm/oak.c 2016-03-21 13:31:27.000000000 +1100
+++ linux/drivers/scsi/arm/oak.c 2016-03-21 13:31:40.000000000 +1100
@@ -14,8 +14,6 @@

#include <scsi/scsi_host.h>

-#define DONT_USE_INTR
-
#define priv(host) ((struct NCR5380_hostdata *)(host)->hostdata)

#define NCR5380_read(reg) \
Index: linux/drivers/scsi/dmx3191d.c
===================================================================
--- linux.orig/drivers/scsi/dmx3191d.c 2016-03-21 13:31:37.000000000 +1100
+++ linux/drivers/scsi/dmx3191d.c 2016-03-21 13:31:40.000000000 +1100
@@ -34,8 +34,6 @@
* Definitions for the generic 5380 driver.
*/

-#define DONT_USE_INTR
-
#define NCR5380_read(reg) inb(instance->io_port + reg)
#define NCR5380_write(reg, value) outb(value, instance->io_port + reg)

Index: linux/drivers/scsi/dtc.c
===================================================================
--- linux.orig/drivers/scsi/dtc.c 2016-03-21 13:31:27.000000000 +1100
+++ linux/drivers/scsi/dtc.c 2016-03-21 13:31:40.000000000 +1100
@@ -1,5 +1,3 @@
-#define DONT_USE_INTR
-
/*
* DTC 3180/3280 driver, by
* Ray Van Tassle rayvt@comm.mot.com
@@ -53,7 +51,6 @@
#include <scsi/scsi_host.h>

#include "dtc.h"
-#define AUTOPROBE_IRQ
#include "NCR5380.h"

/*
@@ -243,9 +240,10 @@ found:
if (instance->irq == 255)
instance->irq = NO_IRQ;

-#ifndef DONT_USE_INTR
/* With interrupts enabled, it will sometimes hang when doing heavy
* reads. So better not enable them until I finger it out. */
+ instance->irq = NO_IRQ;
+
if (instance->irq != NO_IRQ)
if (request_irq(instance->irq, dtc_intr, 0,
"dtc", instance)) {
@@ -257,11 +255,7 @@ found:
printk(KERN_WARNING "scsi%d : interrupts not enabled. for better interactive performance,\n", instance->host_no);
printk(KERN_WARNING "scsi%d : please jumper the board for a free IRQ.\n", instance->host_no);
}
-#else
- if (instance->irq != NO_IRQ)
- printk(KERN_WARNING "scsi%d : interrupts not used. Might as well not jumper it.\n", instance->host_no);
- instance->irq = NO_IRQ;
-#endif
+
dprintk(NDEBUG_INIT, "scsi%d : irq = %d\n",
instance->host_no, instance->irq);

Index: linux/drivers/scsi/g_NCR5380.c
===================================================================
--- linux.orig/drivers/scsi/g_NCR5380.c 2016-03-21 13:31:27.000000000 +1100
+++ linux/drivers/scsi/g_NCR5380.c 2016-03-21 13:31:40.000000000 +1100
@@ -56,8 +56,6 @@
*
*/

-#define AUTOPROBE_IRQ
-
#include <asm/io.h>
#include <linux/blkdev.h>
#include <linux/module.h>
Index: linux/drivers/scsi/pas16.c
===================================================================
--- linux.orig/drivers/scsi/pas16.c 2016-03-21 13:31:27.000000000 +1100
+++ linux/drivers/scsi/pas16.c 2016-03-21 13:31:40.000000000 +1100
@@ -75,7 +75,6 @@

#include <scsi/scsi_host.h>
#include "pas16.h"
-#define AUTOPROBE_IRQ
#include "NCR5380.h"

Index: linux/drivers/scsi/t128.c
===================================================================
--- linux.orig/drivers/scsi/t128.c 2016-03-21 13:31:27.000000000 +1100
+++ linux/drivers/scsi/t128.c 2016-03-21 13:31:40.000000000 +1100
@@ -74,7 +74,6 @@

#include <scsi/scsi_host.h>
#include "t128.h"
-#define AUTOPROBE_IRQ
#include "NCR5380.h"

static struct override {