* this thing into as good a shape as possible, and I'm positive
* there are lots of lurking bugs and "Stupid Places".
*
- * Updated for Linux 2.5 by Alan Cox <alan@redhat.com>
+ * Updated for Linux 2.5 by Alan Cox <alan@lxorguk.ukuu.org.uk>
* - Using new_eh handler
* - Hopefully got all the locking right again
* See "FIXME" notes for items that could do with more work
instance = cmd->device->host;
hostdata = (struct IN2000_hostdata *) instance->hostdata;
- DB(DB_QUEUE_COMMAND, printk("Q-%d-%02x-%ld(", cmd->device->id, cmd->cmnd[0], cmd->pid))
+ DB(DB_QUEUE_COMMAND, scmd_printk(KERN_DEBUG, cmd, "Q-%02x-%ld(", cmd->cmnd[0], cmd->serial_number))
/* Set up a few fields in the Scsi_Cmnd structure for our own use:
* - host_scribble is the pointer to the next cmd in the input queue
* - SCp.phase records this command's SRCID_ER bit setting
*/
- if (cmd->use_sg) {
- cmd->SCp.buffer = (struct scatterlist *) cmd->buffer;
- cmd->SCp.buffers_residual = cmd->use_sg - 1;
- cmd->SCp.ptr = (char *) page_address(cmd->SCp.buffer->page) + cmd->SCp.buffer->offset;
+ if (scsi_bufflen(cmd)) {
+ cmd->SCp.buffer = scsi_sglist(cmd);
+ cmd->SCp.buffers_residual = scsi_sg_count(cmd) - 1;
+ cmd->SCp.ptr = sg_virt(cmd->SCp.buffer);
cmd->SCp.this_residual = cmd->SCp.buffer->length;
} else {
cmd->SCp.buffer = NULL;
cmd->SCp.buffers_residual = 0;
- cmd->SCp.ptr = (char *) cmd->request_buffer;
- cmd->SCp.this_residual = cmd->request_bufflen;
+ cmd->SCp.ptr = NULL;
+ cmd->SCp.this_residual = 0;
}
cmd->SCp.have_data_in = 0;
in2000_execute(cmd->device->host);
- DB(DB_QUEUE_COMMAND, printk(")Q-%ld ", cmd->pid))
+ DB(DB_QUEUE_COMMAND, printk(")Q-%ld ", cmd->serial_number))
return 0;
}
* to search the input_Q again...
*/
- DB(DB_EXECUTE, printk("%s%ld)EX-2 ", (cmd->SCp.phase) ? "d:" : "", cmd->pid))
+ DB(DB_EXECUTE, printk("%s%ld)EX-2 ", (cmd->SCp.phase) ? "d:" : "", cmd->serial_number))
}
++cmd->SCp.buffer;
--cmd->SCp.buffers_residual;
cmd->SCp.this_residual = cmd->SCp.buffer->length;
- cmd->SCp.ptr = page_address(cmd->SCp.buffer->page) + cmd->SCp.buffer->offset;
+ cmd->SCp.ptr = sg_virt(cmd->SCp.buffer);
}
/* Set up hardware registers */
* but it _does_ need to be able to compile and run in an SMP kernel.)
*/
-static irqreturn_t in2000_intr(int irqnum, void *dev_id, struct pt_regs *ptregs)
+static irqreturn_t in2000_intr(int irqnum, void *dev_id)
{
struct Scsi_Host *instance = dev_id;
struct IN2000_hostdata *hostdata;
case CSR_XFER_DONE | PHS_COMMAND:
case CSR_UNEXP | PHS_COMMAND:
case CSR_SRV_REQ | PHS_COMMAND:
- DB(DB_INTR, printk("CMND-%02x,%ld", cmd->cmnd[0], cmd->pid))
+ DB(DB_INTR, printk("CMND-%02x,%ld", cmd->cmnd[0], cmd->serial_number))
transfer_pio(cmd->cmnd, cmd->cmd_len, DATA_OUT_DIR, hostdata);
hostdata->state = S_CONNECTED;
break;
switch (msg) {
case COMMAND_COMPLETE:
- DB(DB_INTR, printk("CCMP-%ld", cmd->pid))
+ DB(DB_INTR, printk("CCMP-%ld", cmd->serial_number))
write_3393_cmd(hostdata, WD_CMD_NEGATE_ACK);
hostdata->state = S_PRE_CMP_DISC;
break;
write_3393(hostdata, WD_SOURCE_ID, SRCID_ER);
if (phs == 0x60) {
- DB(DB_INTR, printk("SX-DONE-%ld", cmd->pid))
+ DB(DB_INTR, printk("SX-DONE-%ld", cmd->serial_number))
cmd->SCp.Message = COMMAND_COMPLETE;
lun = read_3393(hostdata, WD_TARGET_LUN);
DB(DB_INTR, printk(":%d.%d", cmd->SCp.Status, lun))
in2000_execute(instance);
} else {
- printk("%02x:%02x:%02x-%ld: Unknown SEL_XFER_DONE phase!!---", asr, sr, phs, cmd->pid);
+ printk("%02x:%02x:%02x-%ld: Unknown SEL_XFER_DONE phase!!---", asr, sr, phs, cmd->serial_number);
}
break;
spin_unlock_irqrestore(instance->host_lock, flags);
return IRQ_HANDLED;
}
- DB(DB_INTR, printk("UNEXP_DISC-%ld", cmd->pid))
+ DB(DB_INTR, printk("UNEXP_DISC-%ld", cmd->serial_number))
hostdata->connected = NULL;
hostdata->busy[cmd->device->id] &= ~(1 << cmd->device->lun);
hostdata->state = S_UNCONNECTED;
*/
write_3393(hostdata, WD_SOURCE_ID, SRCID_ER);
- DB(DB_INTR, printk("DISC-%ld", cmd->pid))
+ DB(DB_INTR, printk("DISC-%ld", cmd->serial_number))
if (cmd == NULL) {
printk(" - Already disconnected! ");
hostdata->state = S_UNCONNECTED;
} else
hostdata->state = S_CONNECTED;
- DB(DB_INTR, printk("-%ld", cmd->pid))
+ DB(DB_INTR, printk("-%ld", cmd->serial_number))
break;
default:
struct Scsi_Host *instance;
struct IN2000_hostdata *hostdata;
int x;
+ unsigned long flags;
instance = cmd->device->host;
hostdata = (struct IN2000_hostdata *) instance->hostdata;
printk(KERN_WARNING "scsi%d: Reset. ", instance->host_no);
- /* do scsi-reset here */
+ spin_lock_irqsave(instance->host_lock, flags);
+ /* do scsi-reset here */
reset_hardware(instance, RESET_CARD_AND_BUS);
for (x = 0; x < 8; x++) {
hostdata->busy[x] = 0;
hostdata->outgoing_len = 0;
cmd->result = DID_RESET << 16;
+
+ spin_unlock_irqrestore(instance->host_lock, flags);
return SUCCESS;
}
-static int in2000_abort(Scsi_Cmnd * cmd)
+static int __in2000_abort(Scsi_Cmnd * cmd)
{
struct Scsi_Host *instance;
struct IN2000_hostdata *hostdata;
prev->host_scribble = cmd->host_scribble;
cmd->host_scribble = NULL;
cmd->result = DID_ABORT << 16;
- printk(KERN_WARNING "scsi%d: Abort - removing command %ld from input_Q. ", instance->host_no, cmd->pid);
+ printk(KERN_WARNING "scsi%d: Abort - removing command %ld from input_Q. ", instance->host_no, cmd->serial_number);
cmd->scsi_done(cmd);
return SUCCESS;
}
if (hostdata->connected == cmd) {
- printk(KERN_WARNING "scsi%d: Aborting connected command %ld - ", instance->host_no, cmd->pid);
+ printk(KERN_WARNING "scsi%d: Aborting connected command %ld - ", instance->host_no, cmd->serial_number);
printk("sending wd33c93 ABORT command - ");
write_3393(hostdata, WD_CONTROL, CTRL_IDI | CTRL_EDI | CTRL_POLLED);
return SUCCESS;
}
+static int in2000_abort(Scsi_Cmnd * cmd)
+{
+ int rc;
+
+ spin_lock_irq(cmd->device->host->host_lock);
+ rc = __in2000_abort(cmd);
+ spin_unlock_irq(cmd->device->host->host_lock);
+
+ return rc;
+}
#define MAX_IN2000_HOSTS 3
-#define MAX_SETUP_ARGS (sizeof(setup_args) / sizeof(char *))
+#define MAX_SETUP_ARGS ARRAY_SIZE(setup_args)
#define SETUP_BUFFER_SIZE 200
static char setup_buffer[SETUP_BUFFER_SIZE];
static char setup_used[MAX_SETUP_ARGS];
10
};
+static int probe_bios(u32 addr, u32 *s1, uchar *switches)
+{
+ void __iomem *p = ioremap(addr, 0x34);
+ if (!p)
+ return 0;
+ *s1 = readl(p + 0x10);
+ if (*s1 == 0x41564f4e || readl(p + 0x30) == 0x61776c41) {
+ /* Read the switch image that's mapped into EPROM space */
+ *switches = ~readb(p + 0x20);
+ iounmap(p);
+ return 1;
+ }
+ iounmap(p);
+ return 0;
+}
-static int __init in2000_detect(Scsi_Host_Template * tpnt)
+static int __init in2000_detect(struct scsi_host_template * tpnt)
{
struct Scsi_Host *instance;
struct IN2000_hostdata *hostdata;
detect_count = 0;
for (bios = 0; bios_tab[bios]; bios++) {
+ u32 s1 = 0;
if (check_setup_args("ioport", &val, buf)) {
base = val;
switches = ~inb(base + IO_SWITCHES) & 0xff;
* for the obvious ID strings. We look for the 2 most common ones and
* hope that they cover all the cases...
*/
- else if (isa_readl(bios_tab[bios] + 0x10) == 0x41564f4e || isa_readl(bios_tab[bios] + 0x30) == 0x61776c41) {
+ else if (probe_bios(bios_tab[bios], &s1, &switches)) {
printk("Found IN2000 BIOS at 0x%x ", (unsigned int) bios_tab[bios]);
-/* Read the switch image that's mapped into EPROM space */
-
- switches = ~((isa_readb(bios_tab[bios] + 0x20) & 0xff));
-
/* Find out where the IO space is */
x = switches & (SW_ADDR0 | SW_ADDR1);
write1_io(0, IO_FIFO_READ); /* start fifo out in read mode */
write1_io(0, IO_INTR_MASK); /* allow all ints */
x = int_tab[(switches & (SW_INT0 | SW_INT1)) >> SW_INT_SHIFT];
- if (request_irq(x, in2000_intr, SA_INTERRUPT, "in2000", instance)) {
+ if (request_irq(x, in2000_intr, IRQF_DISABLED, "in2000", instance)) {
printk("in2000_detect: Unable to allocate IRQ.\n");
detect_count--;
continue;
/* Older BIOS's had a 'sync on/off' switch - use its setting */
- if (isa_readl(bios_tab[bios] + 0x10) == 0x41564f4e && (switches & SW_SYNC_DOS5))
+ if (s1 == 0x41564f4e && (switches & SW_SYNC_DOS5))
hostdata->sync_off = 0x00; /* sync defaults to on */
else
hostdata->sync_off = 0xff; /* sync defaults to off */
strcat(bp, "\nconnected: ");
if (hd->connected) {
cmd = (Scsi_Cmnd *) hd->connected;
- sprintf(tbuf, " %ld-%d:%d(%02x)", cmd->pid, cmd->device->id, cmd->device->lun, cmd->cmnd[0]);
+ sprintf(tbuf, " %ld-%d:%d(%02x)", cmd->serial_number, cmd->device->id, cmd->device->lun, cmd->cmnd[0]);
strcat(bp, tbuf);
}
}
strcat(bp, "\ninput_Q: ");
cmd = (Scsi_Cmnd *) hd->input_Q;
while (cmd) {
- sprintf(tbuf, " %ld-%d:%d(%02x)", cmd->pid, cmd->device->id, cmd->device->lun, cmd->cmnd[0]);
+ sprintf(tbuf, " %ld-%d:%d(%02x)", cmd->serial_number, cmd->device->id, cmd->device->lun, cmd->cmnd[0]);
strcat(bp, tbuf);
cmd = (Scsi_Cmnd *) cmd->host_scribble;
}
strcat(bp, "\ndisconnected_Q:");
cmd = (Scsi_Cmnd *) hd->disconnected_Q;
while (cmd) {
- sprintf(tbuf, " %ld-%d:%d(%02x)", cmd->pid, cmd->device->id, cmd->device->lun, cmd->cmnd[0]);
+ sprintf(tbuf, " %ld-%d:%d(%02x)", cmd->serial_number, cmd->device->id, cmd->device->lun, cmd->cmnd[0]);
strcat(bp, tbuf);
cmd = (Scsi_Cmnd *) cmd->host_scribble;
}
MODULE_LICENSE("GPL");
-static Scsi_Host_Template driver_template = {
+static struct scsi_host_template driver_template = {
.proc_name = "in2000",
.proc_info = in2000_proc_info,
.name = "Always IN2000",