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Commit c6a6c81c authored by Adrian Bunk's avatar Adrian Bunk Committed by James Bottomley
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[SCSI] ips: remove kernel 2.4 code 

Signed-off-by: default avatarAdrian Bunk <bunk@stusta.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Acked-by: default avatar"Salyzyn, Mark" <mark_salyzyn@adaptec.com>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@SteelEye.com>
parent 6a31a8a6
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Showing with 20 additions and 169 deletions
drivers/scsi/ips.c
View file @ c6a6c81c
......@@ -211,19 +211,6 @@ module_param(ips, charp, 0);
#warning "This driver has only been tested on the x86/ia64/x86_64 platforms"
#endif
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,0)
#include <linux/blk.h>
#include "sd.h"
#define IPS_LOCK_SAVE(lock,flags) spin_lock_irqsave(&io_request_lock,flags)
#define IPS_UNLOCK_RESTORE(lock,flags) spin_unlock_irqrestore(&io_request_lock,flags)
#ifndef __devexit_p
#define __devexit_p(x) x
#endif
#else
#define IPS_LOCK_SAVE(lock,flags) do{spin_lock(lock);(void)flags;}while(0)
#define IPS_UNLOCK_RESTORE(lock,flags) do{spin_unlock(lock);(void)flags;}while(0)
#endif
#define IPS_DMA_DIR(scb) ((!scb->scsi_cmd || ips_is_passthru(scb->scsi_cmd) || \
DMA_NONE == scb->scsi_cmd->sc_data_direction) ? \
PCI_DMA_BIDIRECTIONAL : \
......@@ -381,24 +368,13 @@ static struct scsi_host_template ips_driver_template = {
.eh_abort_handler = ips_eh_abort,
.eh_host_reset_handler = ips_eh_reset,
.proc_name = "ips",
#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
.proc_info = ips_proc_info,
.slave_configure = ips_slave_configure,
#else
.proc_info = ips_proc24_info,
.select_queue_depths = ips_select_queue_depth,
#endif
.bios_param = ips_biosparam,
.this_id = -1,
.sg_tablesize = IPS_MAX_SG,
.cmd_per_lun = 3,
.use_clustering = ENABLE_CLUSTERING,
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
.use_new_eh_code = 1,
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,20) && LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
.highmem_io = 1,
#endif
};
......@@ -731,7 +707,7 @@ ips_release(struct Scsi_Host *sh)
/* free IRQ */
free_irq(ha->irq, ha);
IPS_REMOVE_HOST(sh);
scsi_remove_host(sh);
scsi_host_put(sh);
ips_released_controllers++;
......@@ -813,7 +789,6 @@ int ips_eh_abort(struct scsi_cmnd *SC)
ips_ha_t *ha;
ips_copp_wait_item_t *item;
int ret;
unsigned long cpu_flags;
struct Scsi_Host *host;
METHOD_TRACE("ips_eh_abort", 1);
......@@ -830,7 +805,7 @@ int ips_eh_abort(struct scsi_cmnd *SC)
if (!ha->active)
return (FAILED);
IPS_LOCK_SAVE(host->host_lock, cpu_flags);
spin_lock(host->host_lock);
/* See if the command is on the copp queue */
item = ha->copp_waitlist.head;
......@@ -851,7 +826,7 @@ int ips_eh_abort(struct scsi_cmnd *SC)
ret = (FAILED);
}
IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
spin_unlock(host->host_lock);
return ret;
}
......@@ -1176,18 +1151,10 @@ static int ips_queue(struct scsi_cmnd *SC, void (*done) (struct scsi_cmnd *))
/* Set bios geometry for the controller */
/* */
/****************************************************************************/
static int
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
ips_biosparam(Disk * disk, kdev_t dev, int geom[])
{
ips_ha_t *ha = (ips_ha_t *) disk->device->host->hostdata;
unsigned long capacity = disk->capacity;
#else
ips_biosparam(struct scsi_device *sdev, struct block_device *bdev,
sector_t capacity, int geom[])
static int ips_biosparam(struct scsi_device *sdev, struct block_device *bdev,
sector_t capacity, int geom[])
{
ips_ha_t *ha = (ips_ha_t *) sdev->host->hostdata;
#endif
int heads;
int sectors;
int cylinders;
......@@ -1225,70 +1192,6 @@ ips_biosparam(struct scsi_device *sdev, struct block_device *bdev,
return (0);
}
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
/* ips_proc24_info is a wrapper around ips_proc_info *
* for compatibility with the 2.4 scsi parameters */
static int
ips_proc24_info(char *buffer, char **start, off_t offset, int length,
int hostno, int func)
{
int i;
for (i = 0; i < ips_next_controller; i++) {
if (ips_sh[i] && ips_sh[i]->host_no == hostno) {
return ips_proc_info(ips_sh[i], buffer, start,
offset, length, func);
}
}
return -EINVAL;
}
/****************************************************************************/
/* */
/* Routine Name: ips_select_queue_depth */
/* */
/* Routine Description: */
/* */
/* Select queue depths for the devices on the contoller */
/* */
/****************************************************************************/
static void
ips_select_queue_depth(struct Scsi_Host *host, struct scsi_device * scsi_devs)
{
struct scsi_device *device;
ips_ha_t *ha;
int count = 0;
int min;
ha = IPS_HA(host);
min = ha->max_cmds / 4;
for (device = scsi_devs; device; device = device->next) {
if (device->host == host) {
if ((device->channel == 0) && (device->type == 0))
count++;
}
}
for (device = scsi_devs; device; device = device->next) {
if (device->host == host) {
if ((device->channel == 0) && (device->type == 0)) {
device->queue_depth =
(ha->max_cmds - 1) / count;
if (device->queue_depth < min)
device->queue_depth = min;
} else {
device->queue_depth = 2;
}
if (device->queue_depth < 2)
device->queue_depth = 2;
}
}
}
#else
/****************************************************************************/
/* */
/* Routine Name: ips_slave_configure */
......@@ -1316,7 +1219,6 @@ ips_slave_configure(struct scsi_device * SDptr)
SDptr->skip_ms_page_3f = 1;
return 0;
}
#endif
/****************************************************************************/
/* */
......@@ -1331,7 +1233,6 @@ static irqreturn_t
do_ipsintr(int irq, void *dev_id)
{
ips_ha_t *ha;
unsigned long cpu_flags;
struct Scsi_Host *host;
int irqstatus;
......@@ -1347,16 +1248,16 @@ do_ipsintr(int irq, void *dev_id)
return IRQ_HANDLED;
}
IPS_LOCK_SAVE(host->host_lock, cpu_flags);
spin_lock(host->host_lock);
if (!ha->active) {
IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
spin_unlock(host->host_lock);
return IRQ_HANDLED;
}
irqstatus = (*ha->func.intr) (ha);
IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
spin_unlock(host->host_lock);
/* start the next command */
ips_next(ha, IPS_INTR_ON);
......@@ -2730,7 +2631,6 @@ ips_next(ips_ha_t * ha, int intr)
struct scsi_cmnd *q;
ips_copp_wait_item_t *item;
int ret;
unsigned long cpu_flags = 0;
struct Scsi_Host *host;
METHOD_TRACE("ips_next", 1);
......@@ -2742,7 +2642,7 @@ ips_next(ips_ha_t * ha, int intr)
* this command won't time out
*/
if (intr == IPS_INTR_ON)
IPS_LOCK_SAVE(host->host_lock, cpu_flags);
spin_lock(host->host_lock);
if ((ha->subsys->param[3] & 0x300000)
&& (ha->scb_activelist.count == 0)) {
......@@ -2769,14 +2669,14 @@ ips_next(ips_ha_t * ha, int intr)
item = ips_removeq_copp_head(&ha->copp_waitlist);
ha->num_ioctl++;
if (intr == IPS_INTR_ON)
IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
spin_unlock(host->host_lock);
scb->scsi_cmd = item->scsi_cmd;
kfree(item);
ret = ips_make_passthru(ha, scb->scsi_cmd, scb, intr);
if (intr == IPS_INTR_ON)
IPS_LOCK_SAVE(host->host_lock, cpu_flags);
spin_lock(host->host_lock);
switch (ret) {
case IPS_FAILURE:
if (scb->scsi_cmd) {
......@@ -2846,7 +2746,7 @@ ips_next(ips_ha_t * ha, int intr)
SC = ips_removeq_wait(&ha->scb_waitlist, q);
if (intr == IPS_INTR_ON)
IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags); /* Unlock HA after command is taken off queue */
spin_unlock(host->host_lock); /* Unlock HA after command is taken off queue */
SC->result = DID_OK;
SC->host_scribble = NULL;
......@@ -2919,7 +2819,7 @@ ips_next(ips_ha_t * ha, int intr)
scb->dcdb.transfer_length = 0;
}
if (intr == IPS_INTR_ON)
IPS_LOCK_SAVE(host->host_lock, cpu_flags);
spin_lock(host->host_lock);
ret = ips_send_cmd(ha, scb);
......@@ -2958,7 +2858,7 @@ ips_next(ips_ha_t * ha, int intr)
} /* end while */
if (intr == IPS_INTR_ON)
IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
spin_unlock(host->host_lock);
}
/****************************************************************************/
......@@ -7004,7 +6904,6 @@ ips_register_scsi(int index)
kfree(oldha);
ips_sh[index] = sh;
ips_ha[index] = ha;
IPS_SCSI_SET_DEVICE(sh, ha);
/* Store away needed values for later use */
sh->io_port = ha->io_addr;
......@@ -7016,17 +6915,16 @@ ips_register_scsi(int index)
sh->cmd_per_lun = sh->hostt->cmd_per_lun;
sh->unchecked_isa_dma = sh->hostt->unchecked_isa_dma;
sh->use_clustering = sh->hostt->use_clustering;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,7)
sh->max_sectors = 128;
#endif
sh->max_id = ha->ntargets;
sh->max_lun = ha->nlun;
sh->max_channel = ha->nbus - 1;
sh->can_queue = ha->max_cmds - 1;
IPS_ADD_HOST(sh, NULL);
scsi_add_host(sh, NULL);
scsi_scan_host(sh);
return 0;
}
......@@ -7069,7 +6967,7 @@ ips_module_init(void)
return -ENODEV;
ips_driver_template.module = THIS_MODULE;
ips_order_controllers();
if (IPS_REGISTER_HOSTS(&ips_driver_template)) {
if (!ips_detect(&ips_driver_template)) {
pci_unregister_driver(&ips_pci_driver);
return -ENODEV;
}
......@@ -7087,7 +6985,6 @@ ips_module_init(void)
static void __exit
ips_module_exit(void)
{
IPS_UNREGISTER_HOSTS(&ips_driver_template);
pci_unregister_driver(&ips_pci_driver);
unregister_reboot_notifier(&ips_notifier);
}
......@@ -7443,15 +7340,9 @@ ips_init_phase2(int index)
return SUCCESS;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,9)
MODULE_LICENSE("GPL");
#endif
MODULE_DESCRIPTION("IBM ServeRAID Adapter Driver " IPS_VER_STRING);
#ifdef MODULE_VERSION
MODULE_VERSION(IPS_VER_STRING);
#endif
/*
......
drivers/scsi/ips.h
View file @ c6a6c81c
......@@ -58,10 +58,6 @@
/*
* Some handy macros
*/
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,20) || defined CONFIG_HIGHIO
#define IPS_HIGHIO
#endif
#define IPS_HA(x) ((ips_ha_t *) x->hostdata)
#define IPS_COMMAND_ID(ha, scb) (int) (scb - ha->scbs)
#define IPS_IS_TROMBONE(ha) (((ha->device_id == IPS_DEVICEID_COPPERHEAD) && \
......@@ -84,38 +80,8 @@
#define IPS_SGLIST_SIZE(ha) (IPS_USE_ENH_SGLIST(ha) ? \
sizeof(IPS_ENH_SG_LIST) : sizeof(IPS_STD_SG_LIST))
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,4)
#define pci_set_dma_mask(dev,mask) ( mask > 0xffffffff ? 1:0 )
#define scsi_set_pci_device(sh,dev) (0)
#endif
#ifndef IRQ_NONE
typedef void irqreturn_t;
#define IRQ_NONE
#define IRQ_HANDLED
#define IRQ_RETVAL(x)
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
#define IPS_REGISTER_HOSTS(SHT) scsi_register_module(MODULE_SCSI_HA,SHT)
#define IPS_UNREGISTER_HOSTS(SHT) scsi_unregister_module(MODULE_SCSI_HA,SHT)
#define IPS_ADD_HOST(shost,device)
#define IPS_REMOVE_HOST(shost)
#define IPS_SCSI_SET_DEVICE(sh,ha) scsi_set_pci_device(sh, (ha)->pcidev)
#define IPS_PRINTK(level, pcidev, format, arg...) \
printk(level "%s %s:" format , "ips" , \
(pcidev)->slot_name , ## arg)
#define scsi_host_alloc(sh,size) scsi_register(sh,size)
#define scsi_host_put(sh) scsi_unregister(sh)
#else
#define IPS_REGISTER_HOSTS(SHT) (!ips_detect(SHT))
#define IPS_UNREGISTER_HOSTS(SHT)
#define IPS_ADD_HOST(shost,device) do { scsi_add_host(shost,device); scsi_scan_host(shost); } while (0)
#define IPS_REMOVE_HOST(shost) scsi_remove_host(shost)
#define IPS_SCSI_SET_DEVICE(sh,ha) do { } while (0)
#define IPS_PRINTK(level, pcidev, format, arg...) \
#define IPS_PRINTK(level, pcidev, format, arg...) \
dev_printk(level , &((pcidev)->dev) , format , ## arg)
#endif
#define MDELAY(n) \
do { \
......@@ -134,7 +100,7 @@
#define pci_dma_hi32(a) ((a >> 16) >> 16)
#define pci_dma_lo32(a) (a & 0xffffffff)
#if (BITS_PER_LONG > 32) || (defined CONFIG_HIGHMEM64G && defined IPS_HIGHIO)
#if (BITS_PER_LONG > 32) || defined(CONFIG_HIGHMEM64G)
#define IPS_ENABLE_DMA64 (1)
#else
#define IPS_ENABLE_DMA64 (0)
......@@ -451,16 +417,10 @@
/*
* Scsi_Host Template
*/
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
static int ips_proc24_info(char *, char **, off_t, int, int, int);
static void ips_select_queue_depth(struct Scsi_Host *, struct scsi_device *);
static int ips_biosparam(Disk *disk, kdev_t dev, int geom[]);
#else
static int ips_proc_info(struct Scsi_Host *, char *, char **, off_t, int, int);
static int ips_biosparam(struct scsi_device *sdev, struct block_device *bdev,
sector_t capacity, int geom[]);
static int ips_slave_configure(struct scsi_device *SDptr);
#endif
/*
* Raid Command Formats
......
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