This patch removes the useless SCSI_GENERIC_NCR5380_MMIO.
It's useless, since SCSI_G_NCR5380_MEM != CONFIG_SCSI_G_NCR5380_MEM.
This issue exists at least since kernel 2.6.0 and since it seems noone
noticed it I'd say we can safely remove it.
Signed-off-by: Adrian Bunk <[email protected]>
---
drivers/scsi/Kconfig | 14 -------------
drivers/scsi/Makefile | 1
drivers/scsi/g_NCR5380.c | 36 ----------------------------------
drivers/scsi/g_NCR5380.h | 19 -----------------
drivers/scsi/g_NCR5380_mmio.c | 10 ---------
5 files changed, 80 deletions(-)
--- linux-2.6.14-mm2-full/drivers/scsi/Kconfig.old 2005-11-12 01:16:47.000000000 +0100
+++ linux-2.6.14-mm2-full/drivers/scsi/Kconfig 2005-11-12 01:17:05.000000000 +0100
@@ -846,20 +846,6 @@
To compile this driver as a module, choose M here: the
module will be called g_NCR5380.
-config SCSI_GENERIC_NCR5380_MMIO
- tristate "Generic NCR5380/53c400 SCSI MMIO support"
- depends on ISA && SCSI
- ---help---
- This is a driver for the old NCR 53c80 series of SCSI controllers
- on boards using memory mapped I/O.
- It is explained in section 3.8 of the SCSI-HOWTO, available from
- <http://www.tldp.org/docs.html#howto>. If it doesn't work out
- of the box, you may have to change some settings in
- <file:drivers/scsi/g_NCR5380.h>.
-
- To compile this driver as a module, choose M here: the
- module will be called g_NCR5380_mmio.
-
config SCSI_GENERIC_NCR53C400
bool "Enable NCR53c400 extensions"
depends on SCSI_GENERIC_NCR5380
--- linux-2.6.14-mm2-full/drivers/scsi/Makefile.old 2005-11-12 01:17:15.000000000 +0100
+++ linux-2.6.14-mm2-full/drivers/scsi/Makefile 2005-11-12 01:17:21.000000000 +0100
@@ -74,7 +74,6 @@
obj-$(CONFIG_SCSI_FUTURE_DOMAIN)+= fdomain.o
obj-$(CONFIG_SCSI_IN2000) += in2000.o
obj-$(CONFIG_SCSI_GENERIC_NCR5380) += g_NCR5380.o
-obj-$(CONFIG_SCSI_GENERIC_NCR5380_MMIO) += g_NCR5380_mmio.o
obj-$(CONFIG_SCSI_NCR53C406A) += NCR53c406a.o
obj-$(CONFIG_SCSI_NCR_D700) += 53c700.o NCR_D700.o
obj-$(CONFIG_SCSI_NCR_Q720) += NCR_Q720_mod.o
--- linux-2.6.14-mm2-full/drivers/scsi/g_NCR5380.h.old 2005-11-12 01:17:34.000000000 +0100
+++ linux-2.6.14-mm2-full/drivers/scsi/g_NCR5380.h 2005-11-12 01:17:48.000000000 +0100
@@ -64,8 +64,6 @@
#define __STRVAL(x) #x
#define STRVAL(x) __STRVAL(x)
-#ifndef CONFIG_SCSI_G_NCR5380_MEM
-
#define NCR5380_map_config port
#define NCR5380_map_type int
#define NCR5380_map_name port
@@ -82,23 +80,6 @@
#define NCR5380_read(reg) (inb(NCR5380_map_name + (reg)))
#define NCR5380_write(reg, value) (outb((value), (NCR5380_map_name + (reg))))
-#else
-/* therefore CONFIG_SCSI_G_NCR5380_MEM */
-
-#define NCR5380_map_config memory
-#define NCR5380_map_type unsigned long
-#define NCR5380_map_name base
-#define NCR5380_instance_name base
-#define NCR53C400_register_offset 0x108
-#define NCR53C400_address_adjust 0
-#define NCR53C400_mem_base 0x3880
-#define NCR53C400_host_buffer 0x3900
-#define NCR5380_region_size 0x3a00
-
-#define NCR5380_read(reg) isa_readb(NCR5380_map_name + NCR53C400_mem_base + (reg))
-#define NCR5380_write(reg, value) isa_writeb(value, NCR5380_map_name + NCR53C400_mem_base + (reg))
-#endif
-
#define NCR5380_implementation_fields \
NCR5380_map_type NCR5380_map_name
--- linux-2.6.14-mm2-full/drivers/scsi/g_NCR5380.c.old 2005-11-12 01:17:57.000000000 +0100
+++ linux-2.6.14-mm2-full/drivers/scsi/g_NCR5380.c 2005-11-12 01:19:01.000000000 +0100
@@ -373,7 +373,6 @@
break;
}
-#ifndef CONFIG_SCSI_G_NCR5380_MEM
if (ports) {
/* wakeup sequence for the NCR53C400A and DTC3181E */
@@ -423,24 +422,14 @@
continue;
region_size = NCR5380_region_size;
}
-#else
- if(!request_mem_region(overrides[current_override].NCR5380_map_name, NCR5380_region_size, "ncr5380"))
- continue;
-#endif
instance = scsi_register(tpnt, sizeof(struct NCR5380_hostdata));
if (instance == NULL) {
-#ifndef CONFIG_SCSI_G_NCR5380_MEM
release_region(overrides[current_override].NCR5380_map_name, region_size);
-#else
- release_mem_region(overrides[current_override].NCR5380_map_name, NCR5380_region_size);
-#endif
continue;
}
instance->NCR5380_instance_name = overrides[current_override].NCR5380_map_name;
-#ifndef CONFIG_SCSI_G_NCR5380_MEM
instance->n_io_port = region_size;
-#endif
NCR5380_init(instance, flags);
@@ -506,12 +495,7 @@
free_irq(instance->irq, NULL);
NCR5380_exit(instance);
-#ifndef CONFIG_SCSI_G_NCR5380_MEM
release_region(instance->NCR5380_instance_name, instance->n_io_port);
-#else
- release_mem_region(instance->NCR5380_instance_name, NCR5380_region_size);
-#endif
-
return 0;
}
@@ -578,16 +562,11 @@
}
while (NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_HOST_BUF_NOT_RDY);
-#ifndef CONFIG_SCSI_G_NCR5380_MEM
{
int i;
for (i = 0; i < 128; i++)
dst[start + i] = NCR5380_read(C400_HOST_BUFFER);
}
-#else
- /* implies CONFIG_SCSI_G_NCR5380_MEM */
- isa_memcpy_fromio(dst + start, NCR53C400_host_buffer + NCR5380_map_name, 128);
-#endif
start += 128;
blocks--;
}
@@ -598,16 +577,11 @@
// FIXME - no timeout
}
-#ifndef CONFIG_SCSI_G_NCR5380_MEM
{
int i;
for (i = 0; i < 128; i++)
dst[start + i] = NCR5380_read(C400_HOST_BUFFER);
}
-#else
- /* implies CONFIG_SCSI_G_NCR5380_MEM */
- isa_memcpy_fromio(dst + start, NCR53C400_host_buffer + NCR5380_map_name, 128);
-#endif
start += 128;
blocks--;
}
@@ -664,15 +638,10 @@
}
while (NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_HOST_BUF_NOT_RDY)
; // FIXME - timeout
-#ifndef CONFIG_SCSI_G_NCR5380_MEM
{
for (i = 0; i < 128; i++)
NCR5380_write(C400_HOST_BUFFER, src[start + i]);
}
-#else
- /* implies CONFIG_SCSI_G_NCR5380_MEM */
- isa_memcpy_toio(NCR53C400_host_buffer + NCR5380_map_name, src + start, 128);
-#endif
start += 128;
blocks--;
}
@@ -680,15 +649,10 @@
while (NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_HOST_BUF_NOT_RDY)
; // FIXME - no timeout
-#ifndef CONFIG_SCSI_G_NCR5380_MEM
{
for (i = 0; i < 128; i++)
NCR5380_write(C400_HOST_BUFFER, src[start + i]);
}
-#else
- /* implies CONFIG_SCSI_G_NCR5380_MEM */
- isa_memcpy_toio(NCR53C400_host_buffer + NCR5380_map_name, src + start, 128);
-#endif
start += 128;
blocks--;
}
--- linux-2.6.14-mm2-full/drivers/scsi/g_NCR5380_mmio.c 2005-10-28 02:02:08.000000000 +0200
+++ /dev/null 2005-11-08 19:07:57.000000000 +0100
@@ -1,10 +0,0 @@
-/*
- * There is probably a nicer way to do this but this one makes
- * pretty obvious what is happening. We rebuild the same file with
- * different options for mmio versus pio.
- */
-
-#define SCSI_G_NCR5380_MEM
-
-#include "g_NCR5380.c"
-
-
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