This patch does the following cleanups:
- make some needlessly global functions static
- remove qlogicfc.h since it doesn't contain much
- remove the unused function isp2x00_reset
Please review especially the latter two points.
---
This patch was already sent on:
- 15 Nov 2004
drivers/scsi/qlogicfc.c | 62 ++++++++++++-------------------
drivers/scsi/qlogicfc.h | 80 ----------------------------------------
2 files changed, 25 insertions(+), 117 deletions(-)
--- linux-2.6.10-rc1-mm5-full/drivers/scsi/qlogicfc.h 2004-11-13
23:01:28.000000000 +0100
+++ /dev/null 2004-08-23 02:01:39.000000000 +0200
@@ -1,80 +0,0 @@
-/*
- * QLogic ISP2x00 SCSI-FCP
- *
- * Written by Erik H. Moe, [EMAIL PROTECTED]
- * Copyright 1995, Erik H. Moe
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2, or (at your option) any
- * later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- */
-
-/* Renamed and updated to 1.3.x by Michael Griffith <[EMAIL PROTECTED]> */
-
-/* This is a version of the isp1020 driver which was modified by
- * Chris Loveland <[EMAIL PROTECTED]> to support the isp2x00
- */
-
-
-/*
- * $Date: 1995/09/22 02:32:56 $
- * $Revision: 0.5 $
- *
- * $Log: isp1020.h,v $
- * Revision 0.5 1995/09/22 02:32:56 root
- * do auto request sense
- *
- * Revision 0.4 1995/08/07 04:48:28 root
- * supply firmware with driver.
- * numerous bug fixes/general cleanup of code.
- *
- * Revision 0.3 1995/07/16 16:17:16 root
- * added reset/abort code.
- *
- * Revision 0.2 1995/06/29 03:19:43 root
- * fixed biosparam.
- * added queue protocol.
- *
- * Revision 0.1 1995/06/25 01:56:13 root
- * Initial release.
- *
- */
-
-#ifndef _QLOGICFC_H
-#define _QLOGICFC_H
-
-/*
- * With the qlogic interface, every queue slot can hold a SCSI
- * command with up to 2 scatter/gather entries. If we need more
- * than 2 entries, continuation entries can be used that hold
- * another 5 entries each. Unlike for other drivers, this means
- * that the maximum number of scatter/gather entries we can
- * support at any given time is a function of the number of queue
- * slots available. That is, host->can_queue and host->sg_tablesize
- * are dynamic and _not_ independent. This all works fine because
- * requests are queued serially and the scatter/gather limit is
- * determined for each queue request anew.
- */
-
-#define DATASEGS_PER_COMMAND 2
-#define DATASEGS_PER_CONT 5
-
-#define QLOGICFC_REQ_QUEUE_LEN 255 /* must be power of two - 1 */
-#define QLOGICFC_MAX_SG(ql) (DATASEGS_PER_COMMAND + (((ql) > 0) ?
DATASEGS_PER_CONT*((ql) - 1) : 0))
-#define QLOGICFC_CMD_PER_LUN 8
-
-int isp2x00_detect(Scsi_Host_Template *);
-int isp2x00_release(struct Scsi_Host *);
-const char * isp2x00_info(struct Scsi_Host *);
-int isp2x00_queuecommand(Scsi_Cmnd *, void (* done)(Scsi_Cmnd *));
-int isp2x00_abort(Scsi_Cmnd *);
-int isp2x00_reset(Scsi_Cmnd *, unsigned int);
-int isp2x00_biosparam(struct scsi_device *, struct block_device *,
- sector_t, int[]);
-#endif /* _QLOGICFC_H */
--- linux-2.6.10-rc1-mm5-full/drivers/scsi/qlogicfc.c.old 2004-11-13
22:57:07.000000000 +0100
+++ linux-2.6.10-rc1-mm5-full/drivers/scsi/qlogicfc.c 2004-11-13
23:14:30.000000000 +0100
@@ -71,7 +71,25 @@
#define pci64_dma_build(hi,lo) \
((dma_addr_t)(((u64)(lo))|(((u64)(hi))<<32)))
-#include "qlogicfc.h"
+/*
+ * With the qlogic interface, every queue slot can hold a SCSI
+ * command with up to 2 scatter/gather entries. If we need more
+ * than 2 entries, continuation entries can be used that hold
+ * another 5 entries each. Unlike for other drivers, this means
+ * that the maximum number of scatter/gather entries we can
+ * support at any given time is a function of the number of queue
+ * slots available. That is, host->can_queue and host->sg_tablesize
+ * are dynamic and _not_ independent. This all works fine because
+ * requests are queued serially and the scatter/gather limit is
+ * determined for each queue request anew.
+ */
+
+#define DATASEGS_PER_COMMAND 2
+#define DATASEGS_PER_CONT 5
+
+#define QLOGICFC_REQ_QUEUE_LEN 255 /* must be power of two - 1 */
+#define QLOGICFC_MAX_SG(ql) (DATASEGS_PER_COMMAND + (((ql) > 0) ?
DATASEGS_PER_CONT*((ql) - 1) : 0))
+#define QLOGICFC_CMD_PER_LUN 8
/* Configuration section ****************************************************
*/
@@ -693,7 +711,7 @@
}
-int isp2x00_detect(Scsi_Host_Template * tmpt)
+static int isp2x00_detect(Scsi_Host_Template * tmpt)
{
int hosts = 0;
unsigned long wait_time;
@@ -1083,7 +1101,7 @@
#endif /* ISP2x00_FABRIC */
-int isp2x00_release(struct Scsi_Host *host)
+static int isp2x00_release(struct Scsi_Host *host)
{
struct isp2x00_hostdata *hostdata;
dma_addr_t busaddr;
@@ -1107,7 +1125,7 @@
}
-const char *isp2x00_info(struct Scsi_Host *host)
+static const char *isp2x00_info(struct Scsi_Host *host)
{
static char buf[80];
struct isp2x00_hostdata *hostdata;
@@ -1132,7 +1150,7 @@
* interrupt handler may call this routine as part of
* request-completion handling).
*/
-int isp2x00_queuecommand(Scsi_Cmnd * Cmnd, void (*done) (Scsi_Cmnd *))
+static int isp2x00_queuecommand(Scsi_Cmnd * Cmnd, void (*done) (Scsi_Cmnd *))
{
int i, sg_count, n, num_free;
u_int in_ptr, out_ptr;
@@ -1697,7 +1715,7 @@
}
-int isp2x00_abort(Scsi_Cmnd * Cmnd)
+static int isp2x00_abort(Scsi_Cmnd * Cmnd)
{
u_short param[8];
int i;
@@ -1755,37 +1773,7 @@
}
-int isp2x00_reset(Scsi_Cmnd * Cmnd, unsigned int reset_flags)
-{
- u_short param[8];
- struct Scsi_Host *host;
- struct isp2x00_hostdata *hostdata;
- int return_status = SCSI_RESET_SUCCESS;
-
- ENTER("isp2x00_reset");
-
- host = Cmnd->device->host;
- hostdata = (struct isp2x00_hostdata *) host->hostdata;
- param[0] = MBOX_BUS_RESET;
- param[1] = 3;
-
- isp2x00_disable_irqs(host);
-
- isp2x00_mbox_command(host, param);
-
- if (param[0] != MBOX_COMMAND_COMPLETE) {
- printk("qlogicfc%d : scsi bus reset failure: %x\n",
hostdata->host_id, param[0]);
- return_status = SCSI_RESET_ERROR;
- }
- isp2x00_enable_irqs(host);
-
- LEAVE("isp2x00_reset");
-
- return return_status;
-}
-
-
-int isp2x00_biosparam(struct scsi_device *sdev, struct block_device *n,
+static int isp2x00_biosparam(struct scsi_device *sdev, struct block_device *n,
sector_t capacity, int ip[])
{
int size = capacity;
-
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