From: Finn Thain <fthain@telegraphics.com.au>
Date: Wed, 12 Nov 2014 05:11:48 +0000 (+1100)
Subject: ncr5380: Remove unused hostdata fields
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=acfc8cad9135444fdad5385cd9f795fab469a699;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

ncr5380: Remove unused hostdata fields

Remove unused fields from hostdata structs declared with the
NCR5380_implementation_fields macro.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
---

diff --git a/drivers/scsi/dmx3191d.c b/drivers/scsi/dmx3191d.c
index 4b0dd8c56707..6d534b9ffc91 100644
--- a/drivers/scsi/dmx3191d.c
+++ b/drivers/scsi/dmx3191d.c
@@ -38,8 +38,8 @@
 #define NCR5380_read(reg)		inb(port + reg)
 #define NCR5380_write(reg, value)	outb(value, port + reg)
 
-#define NCR5380_implementation_fields	unsigned int port
-#define NCR5380_local_declare()		NCR5380_implementation_fields
+#define NCR5380_implementation_fields	/* none */
+#define NCR5380_local_declare()		unsigned int port
 #define NCR5380_setup(instance)		port = instance->io_port
 
 /*
diff --git a/drivers/scsi/mac_scsi.c b/drivers/scsi/mac_scsi.c
index 6a039eb1cbce..dc774959cc20 100644
--- a/drivers/scsi/mac_scsi.c
+++ b/drivers/scsi/mac_scsi.c
@@ -93,35 +93,6 @@ static volatile unsigned char *mac_scsi_nodrq = NULL;
  * NCR 5380 register access functions
  */
 
-#if 0
-/* Debug versions */
-#define CTRL(p,v) (*ctrl = (v))
-
-static char macscsi_read(struct Scsi_Host *instance, int reg)
-{
-  int iobase = instance->io_port;
-  int i;
-  int *ctrl = &((struct NCR5380_hostdata *)instance->hostdata)->ctrl;
-
-  CTRL(iobase, 0);
-  i = in_8(iobase + (reg<<4));
-  CTRL(iobase, 0x40);
-
-  return i;
-}
-
-static void macscsi_write(struct Scsi_Host *instance, int reg, int value)
-{
-  int iobase = instance->io_port;
-  int *ctrl = &((struct NCR5380_hostdata *)instance->hostdata)->ctrl;
-
-  CTRL(iobase, 0);
-  out_8(iobase + (reg<<4), value);
-  CTRL(iobase, 0x40);
-}
-#else
-
-/* Fast versions */
 static __inline__ char macscsi_read(struct Scsi_Host *instance, int reg)
 {
   return in_8(instance->io_port + (reg<<4));
@@ -131,8 +102,6 @@ static __inline__ void macscsi_write(struct Scsi_Host *instance, int reg, int va
 {
   out_8(instance->io_port + (reg<<4), value);
 }
-#endif
-
 
 /*
  * Function : mac_scsi_setup(char *str)
@@ -279,8 +248,6 @@ int __init macscsi_detect(struct scsi_host_template * tpnt)
 
     instance->n_io_port = 255;
 
-    ((struct NCR5380_hostdata *)instance->hostdata)->ctrl = 0;
-
     if (instance->irq != SCSI_IRQ_NONE)
 	if (request_irq(instance->irq, NCR5380_intr, 0, "ncr5380", instance)) {
 	    printk(KERN_WARNING "scsi%d: IRQ%d not free, interrupts disabled\n",
diff --git a/drivers/scsi/mac_scsi.h b/drivers/scsi/mac_scsi.h
index 06969b06e54b..c86ced5b56db 100644
--- a/drivers/scsi/mac_scsi.h
+++ b/drivers/scsi/mac_scsi.h
@@ -47,8 +47,7 @@
 
 #include <scsi/scsicam.h>
 
-#define NCR5380_implementation_fields \
-    int port, ctrl
+#define NCR5380_implementation_fields /* none */
 
 #define NCR5380_local_declare() \
         struct Scsi_Host *_instance
diff --git a/drivers/scsi/sun3_scsi.c b/drivers/scsi/sun3_scsi.c
index 9707b7494a89..cd4bf3a5faaa 100644
--- a/drivers/scsi/sun3_scsi.c
+++ b/drivers/scsi/sun3_scsi.c
@@ -313,8 +313,6 @@ static int __init sun3scsi_detect(struct scsi_host_template *tpnt)
 
 	instance->n_io_port = 32;
 
-        ((struct NCR5380_hostdata *)instance->hostdata)->ctrl = 0;
-
 	if (request_irq(instance->irq, scsi_sun3_intr,
 			     0, "Sun3SCSI-5380", instance)) {
 #ifndef REAL_DMA
diff --git a/drivers/scsi/sun3_scsi.h b/drivers/scsi/sun3_scsi.h
index e96a37cf06ac..848148c16a52 100644
--- a/drivers/scsi/sun3_scsi.h
+++ b/drivers/scsi/sun3_scsi.h
@@ -78,8 +78,7 @@ static int sun3scsi_release (struct Scsi_Host *);
 #define SUN3_SCSI_NAME "Sun3 NCR5380 SCSI"
 #endif
 
-#define NCR5380_implementation_fields \
-    int port, ctrl
+#define NCR5380_implementation_fields /* none */
 
 #define NCR5380_local_declare() \
         struct Scsi_Host *_instance