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[ARM] rpc: acornscsi: fixup abort/reset methods, fix build errors

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Revive the AcornSCSI driver, update it for the replacement command
abort and host reset methods, and fix the build errors in
acornscsi-io.S.

Acked-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2008-04-19 15:13:45 +01:00 committed by Russell King
parent d8f8eb43e9
commit 324b9337f2
3 changed files with 16 additions and 30 deletions
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2
drivers/scsi/arm/Kconfig
View File

@ -3,7 +3,7 @@
#
config SCSI_ACORNSCSI_3
tristate "Acorn SCSI card (aka30) support"
depends on ARCH_ACORN && SCSI && BROKEN
depends on ARCH_ACORN && SCSI
select SCSI_SPI_ATTRS
help
This enables support for the Acorn SCSI card (aka30). If you have an

6
drivers/scsi/arm/acornscsi-io.S
View File

@ -10,6 +10,12 @@
#include <asm/assembler.h>
#include <asm/hardware.h>
#if defined(__APCS_32__)
#define LOADREGS(t,r,l...) ldm##t r, l
#elif defined(__APCS_26__)
#define LOADREGS(t,r,l...) ldm##t r, l##^
#endif
@ Purpose: transfer a block of data from the acorn scsi card to memory
@ Proto : void acornscsi_in(unsigned int addr_start, char *buffer, int length)
@ Returns: nothing

38
drivers/scsi/arm/acornscsi.c
View File

@ -2731,9 +2731,7 @@ int acornscsi_abort(struct scsi_cmnd *SCpnt)
//#if (DEBUG & DEBUG_ABORT)
printk("success\n");
//#endif
SCpnt->result = DID_ABORT << 16;
SCpnt->scsi_done(SCpnt);
result = SCSI_ABORT_SUCCESS;
result = SUCCESS;
break;
/*
@ -2745,7 +2743,7 @@ int acornscsi_abort(struct scsi_cmnd *SCpnt)
//#if (DEBUG & DEBUG_ABORT)
printk("snooze\n");
//#endif
result = SCSI_ABORT_SNOOZE;
result = FAILED;
break;
/*
@ -2755,11 +2753,7 @@ int acornscsi_abort(struct scsi_cmnd *SCpnt)
default:
case res_not_running:
acornscsi_dumplog(host, SCpnt->device->id);
#if (DEBUG & DEBUG_ABORT)
result = SCSI_ABORT_SNOOZE;
#else
result = SCSI_ABORT_NOT_RUNNING;
#endif
result = FAILED;
//#if (DEBUG & DEBUG_ABORT)
printk("not running\n");
//#endif
@ -2770,13 +2764,12 @@ int acornscsi_abort(struct scsi_cmnd *SCpnt)
}
/*
* Prototype: int acornscsi_reset(struct scsi_cmnd *SCpnt, unsigned int reset_flags)
* Prototype: int acornscsi_reset(struct scsi_cmnd *SCpnt)
* Purpose : reset a command on this host/reset this host
* Params : SCpnt - command causing reset
* result - what type of reset to perform
* Returns : one of SCSI_RESET_ macros
*/
int acornscsi_reset(struct scsi_cmnd *SCpnt, unsigned int reset_flags)
int acornscsi_bus_reset(struct scsi_cmnd *SCpnt)
{
AS_Host *host = (AS_Host *)SCpnt->device->host->hostdata;
struct scsi_cmnd *SCptr;
@ -2798,28 +2791,16 @@ int acornscsi_reset(struct scsi_cmnd *SCpnt, unsigned int reset_flags)
acornscsi_dma_stop(host);
SCptr = host->SCpnt;
/*
* do hard reset. This resets all devices on this host, and so we
* must set the reset status on all commands.
*/
acornscsi_resetcard(host);
/*
* report reset on commands current connected/disconnected
*/
acornscsi_reportstatus(&host->SCpnt, &SCptr, DID_RESET);
while ((SCptr = queue_remove(&host->queues.disconnected)) != NULL)
acornscsi_reportstatus(&SCptr, &SCpnt, DID_RESET);
;
if (SCpnt) {
SCpnt->result = DID_RESET << 16;
SCpnt->scsi_done(SCpnt);
}
return SCSI_RESET_BUS_RESET | SCSI_RESET_HOST_RESET | SCSI_RESET_SUCCESS;
return SUCCESS;
}
/*==============================================================================================
@ -2976,9 +2957,8 @@ static struct scsi_host_template acornscsi_template = {
.name = "AcornSCSI",
.info = acornscsi_info,
.queuecommand = acornscsi_queuecmd,
#warning fixme
.abort = acornscsi_abort,
.reset = acornscsi_reset,
.eh_abort_handler = acornscsi_abort,
.eh_bus_reset_handler = acornscsi_bus_reset,
.can_queue = 16,
.this_id = 7,
.sg_tablesize = SG_ALL,