MODULE_DEVICE_TABLE( pci, ips_pci_table );
static char ips_hot_plug_name[] = "ips";
-
+
static int __devinit ips_insert_device(struct pci_dev *pci_dev, const struct pci_device_id *ent);
static void __devexit ips_remove_device(struct pci_dev *pci_dev);
-
+
static struct pci_driver ips_pci_driver = {
.name = ips_hot_plug_name,
.id_table = ips_pci_table,
.probe = ips_insert_device,
.remove = __devexit_p(ips_remove_device),
};
-
+
/*
* Necessary forward function protoypes
ips_setup_funclist(ips_ha_t * ha)
{
- /*
+ /*
* Setup Functions
*/
if (IPS_IS_MORPHEUS(ha) || IPS_IS_MARCO(ha)) {
/* free extra memory */
ips_free(ha);
- /* Free I/O Region */
- if (ha->io_addr)
- release_region(ha->io_addr, ha->io_len);
-
/* free IRQ */
free_irq(ha->pcidev->irq, ha);
cstatus.value = (*ha->func.statupd) (ha);
if (cstatus.fields.command_id > (IPS_MAX_CMDS - 1)) {
- /* Spurious Interupt ? */
+ /* Spurious Interrupt ? */
continue;
}
/* That keeps everything happy for "text" operations on the proc file. */
if (le32_to_cpu(ha->nvram->signature) == IPS_NVRAM_P5_SIG) {
- if (ha->nvram->bios_low[3] == 0) {
+ if (ha->nvram->bios_low[3] == 0) {
copy_info(&info,
"\tBIOS Version : %c%c%c%c%c%c%c\n",
ha->nvram->bios_high[0], ha->nvram->bios_high[1],
SC->result = DID_OK;
SC->host_scribble = NULL;
- memset(SC->sense_buffer, 0, sizeof (SC->sense_buffer));
-
scb->target_id = SC->device->id;
scb->lun = SC->device->lun;
scb->bus = SC->device->channel;
scb->dcdb.cmd_attribute =
ips_command_direction[scb->scsi_cmd->cmnd[0]];
- /* Allow a WRITE BUFFER Command to Have no Data */
- /* This is Used by Tape Flash Utilites */
- if ((scb->scsi_cmd->cmnd[0] == WRITE_BUFFER) && (scb->data_len == 0))
- scb->dcdb.cmd_attribute = 0;
+ /* Allow a WRITE BUFFER Command to Have no Data */
+ /* This is Used by Tape Flash Utilites */
+ if ((scb->scsi_cmd->cmnd[0] == WRITE_BUFFER) &&
+ (scb->data_len == 0))
+ scb->dcdb.cmd_attribute = 0;
if (!(scb->dcdb.cmd_attribute & 0x3))
scb->dcdb.transfer_length = 0;
/* Restrict access to physical DASD */
if (scb->scsi_cmd->cmnd[0] == INQUIRY) {
- ips_scmd_buf_read(scb->scsi_cmd,
+ ips_scmd_buf_read(scb->scsi_cmd,
&inquiryData, sizeof (inquiryData));
if ((inquiryData.DeviceType & 0x1f) == TYPE_DISK) {
errcode = DID_TIME_OUT;
(IPS_DCDB_TABLE_TAPE *) & scb->dcdb;
memcpy(scb->scsi_cmd->sense_buffer,
tapeDCDB->sense_info,
- sizeof (scb->scsi_cmd->
- sense_buffer));
+ SCSI_SENSE_BUFFERSIZE);
} else {
memcpy(scb->scsi_cmd->sense_buffer,
scb->dcdb.sense_info,
- sizeof (scb->scsi_cmd->
- sense_buffer));
+ SCSI_SENSE_BUFFERSIZE);
}
device_error = 2; /* check condition */
}
/* attempted, a Check Condition occurred, and Sense */
/* Data indicating an Invalid CDB OpCode is returned. */
sp = (char *) scb->scsi_cmd->sense_buffer;
- memset(sp, 0, sizeof (scb->scsi_cmd->sense_buffer));
sp[0] = 0x70; /* Error Code */
sp[2] = ILLEGAL_REQUEST; /* Sense Key 5 Illegal Req. */
scb->scsi_cmd->result = errcode << 16;
} else { /* bus == 0 */
/* restrict access to physical drives */
- if (scb->scsi_cmd->cmnd[0] == INQUIRY) {
- ips_scmd_buf_read(scb->scsi_cmd,
+ if (scb->scsi_cmd->cmnd[0] == INQUIRY) {
+ ips_scmd_buf_read(scb->scsi_cmd,
&inquiryData, sizeof (inquiryData));
- if ((inquiryData.DeviceType & 0x1f) == TYPE_DISK)
+ if ((inquiryData.DeviceType & 0x1f) == TYPE_DISK)
scb->scsi_cmd->result = DID_TIME_OUT << 16;
}
} /* else */
ha->mem_ptr = NULL;
}
- if (ha->mem_addr)
- release_mem_region(ha->mem_addr, ha->mem_len);
ha->mem_addr = 0;
}
uint32_t bits;
METHOD_TRACE("ips_is_init_morpheus", 1);
-
- if (ips_isintr_morpheus(ha))
+
+ if (ips_isintr_morpheus(ha))
ips_flush_and_reset(ha);
post = readl(ha->mem_ptr + IPS_REG_I960_MSG0);
/* state ( was trying to INIT and an interrupt was already pending ) ... */
/* */
/****************************************************************************/
-static void
+static void
ips_flush_and_reset(ips_ha_t *ha)
{
ips_scb_t *scb;
if (ret == IPS_SUCCESS) {
time = 60 * IPS_ONE_SEC; /* Max Wait time is 60 seconds */
done = 0;
-
+
while ((time > 0) && (!done)) {
- done = ips_poll_for_flush_complete(ha);
+ done = ips_poll_for_flush_complete(ha);
/* This may look evil, but it's only done during extremely rare start-up conditions ! */
udelay(1000);
time--;
ips_poll_for_flush_complete(ips_ha_t * ha)
{
IPS_STATUS cstatus;
-
+
while (TRUE) {
cstatus.value = (*ha->func.statupd) (ha);
if (cstatus.value == 0xffffffff) /* If No Interrupt to process */
break;
-
+
/* Success is when we see the Flush Command ID */
- if (cstatus.fields.command_id == IPS_MAX_CMDS )
+ if (cstatus.fields.command_id == IPS_MAX_CMDS)
return 1;
- }
+ }
return 0;
}
return (0);
}
-
+
memcpy(ha->conf, ha->ioctl_data, sizeof(*ha->conf));
return (1);
}
scb->cmd.nvram.buffer_addr = ha->ioctl_busaddr;
if (write)
memcpy(ha->ioctl_data, ha->nvram, sizeof(*ha->nvram));
-
+
/* issue the command */
if (((ret =
ips_send_wait(ha, scb, ips_cmd_timeout, intr)) == IPS_FAILURE)
if (request_irq(ha->pcidev->irq, do_ipsintr, IRQF_SHARED, ips_name, ha)) {
IPS_PRINTK(KERN_WARNING, ha->pcidev,
"Unable to install interrupt handler\n");
- scsi_host_put(sh);
- return -1;
+ goto err_out_sh;
}
kfree(oldha);
- ips_sh[index] = sh;
- ips_ha[index] = ha;
/* Store away needed values for later use */
sh->unique_id = (ha->io_addr) ? ha->io_addr : ha->mem_addr;
sh->max_channel = ha->nbus - 1;
sh->can_queue = ha->max_cmds - 1;
- scsi_add_host(sh, NULL);
+ if (scsi_add_host(sh, &ha->pcidev->dev))
+ goto err_out;
+
+ ips_sh[index] = sh;
+ ips_ha[index] = ha;
+
scsi_scan_host(sh);
return 0;
+
+err_out:
+ free_irq(ha->pcidev->irq, ha);
+err_out_sh:
+ scsi_host_put(sh);
+ return -1;
}
/*---------------------------------------------------------------------------*/
static void __devexit
ips_remove_device(struct pci_dev *pci_dev)
{
- int i;
- struct Scsi_Host *sh;
- ips_ha_t *ha;
+ struct Scsi_Host *sh = pci_get_drvdata(pci_dev);
- for (i = 0; i < IPS_MAX_ADAPTERS; i++) {
- ha = ips_ha[i];
- if (ha) {
- if ((pci_dev->bus->number == ha->pcidev->bus->number) &&
- (pci_dev->devfn == ha->pcidev->devfn)) {
- sh = ips_sh[i];
- ips_release(sh);
- }
- }
- }
+ pci_set_drvdata(pci_dev, NULL);
+
+ ips_release(sh);
+
+ pci_release_regions(pci_dev);
+ pci_disable_device(pci_dev);
}
/****************************************************************************/
static int __devinit
ips_insert_device(struct pci_dev *pci_dev, const struct pci_device_id *ent)
{
- int uninitialized_var(index);
+ int index = -1;
int rc;
METHOD_TRACE("ips_insert_device", 1);
- if (pci_enable_device(pci_dev))
- return -1;
+ rc = pci_enable_device(pci_dev);
+ if (rc)
+ return rc;
+
+ rc = pci_request_regions(pci_dev, "ips");
+ if (rc)
+ goto err_out;
rc = ips_init_phase1(pci_dev, &index);
if (rc == SUCCESS)
ips_num_controllers++;
ips_next_controller = ips_num_controllers;
+
+ if (rc < 0) {
+ rc = -ENODEV;
+ goto err_out_regions;
+ }
+
+ pci_set_drvdata(pci_dev, ips_sh[index]);
+ return 0;
+
+err_out_regions:
+ pci_release_regions(pci_dev);
+err_out:
+ pci_disable_device(pci_dev);
return rc;
}
METHOD_TRACE("ips_init_phase1", 1);
index = IPS_MAX_ADAPTERS;
for (j = 0; j < IPS_MAX_ADAPTERS; j++) {
- if (ips_ha[j] == 0) {
+ if (ips_ha[j] == NULL) {
index = j;
break;
}
uint32_t base;
uint32_t offs;
- if (!request_mem_region(mem_addr, mem_len, "ips")) {
- IPS_PRINTK(KERN_WARNING, pci_dev,
- "Couldn't allocate IO Memory space %x len %d.\n",
- mem_addr, mem_len);
- return -1;
- }
-
base = mem_addr & PAGE_MASK;
offs = mem_addr - base;
ioremap_ptr = ioremap(base, PAGE_SIZE);
+ if (!ioremap_ptr)
+ return -1;
mem_ptr = ioremap_ptr + offs;
} else {
ioremap_ptr = NULL;
mem_ptr = NULL;
}
- /* setup I/O mapped area (if applicable) */
- if (io_addr) {
- if (!request_region(io_addr, io_len, "ips")) {
- IPS_PRINTK(KERN_WARNING, pci_dev,
- "Couldn't allocate IO space %x len %d.\n",
- io_addr, io_len);
- return -1;
- }
- }
-
/* found a controller */
ha = kzalloc(sizeof (ips_ha_t), GFP_KERNEL);
if (ha == NULL) {
return -1;
}
-
ips_sh[index] = NULL;
ips_ha[index] = ha;
ha->active = 1;