Untangle the tmport crap so it becomes obvious what ports are accessed.
Signed-off-by: Ondrej Zary <linux@xxxxxxxxxxxxxxxxxxxx>
---
drivers/scsi/atp870u.c | 136 +++++++++++++++++-------------------------------
1 file changed, 49 insertions(+), 87 deletions(-)
diff --git a/drivers/scsi/atp870u.c b/drivers/scsi/atp870u.c
index 3bf01fc..e398ea5 100644
--- a/drivers/scsi/atp870u.c
+++ b/drivers/scsi/atp870u.c
@@ -2264,7 +2264,7 @@ static int atp870u_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
unsigned char k, m, c;
unsigned long flags;
- unsigned int base_io, tmport, error,n;
+ unsigned int base_io, error,n;
unsigned char host_id;
struct Scsi_Host *shpnt = NULL;
struct atp_unit *atpdev, *p;
@@ -2322,12 +2322,9 @@ static int atp870u_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
atpdev->dev_id = ent->device;
atpdev->host_id[0] = host_id;
- tmport = base_io + 0x22;
- atpdev->scam_on = inb(tmport);
- tmport += 0x13;
- atpdev->global_map[0] = inb(tmport);
- tmport += 0x07;
- atpdev->ultra_map[0] = inw(tmport);
+ atpdev->scam_on = inb(base_io + 0x22);
+ atpdev->global_map[0] = inb(base_io + 0x35);
+ atpdev->ultra_map[0] = inw(base_io + 0x3c);
n = 0x3f09;
next_fblk_880:
@@ -2402,37 +2399,26 @@ flash_ok_880:
}
spin_lock_irqsave(shpnt->host_lock, flags);
- tmport = base_io + 0x38;
- k = inb(tmport) & 0x80;
- outb(k, tmport);
- tmport += 0x03;
- outb(0x20, tmport);
+ k = inb(base_io + 0x38) & 0x80;
+ outb(k, base_io + 0x38);
+ outb(0x20, base_io + 0x3b);
mdelay(32);
- outb(0, tmport);
+ outb(0, base_io + 0x3b);
mdelay(32);
- tmport = base_io + 0x5b;
- inb(tmport);
- tmport -= 0x04;
- inb(tmport);
- tmport = base_io + 0x40;
- outb((host_id | 0x08), tmport);
- tmport += 0x18;
- outb(0, tmport);
- tmport += 0x07;
- while ((inb(tmport) & 0x80) == 0)
+ inb(base_io + 0x5b);
+ inb(base_io + 0x57);
+ outb((host_id | 0x08), base_io + 0x40);
+ outb(0, base_io + 0x58);
+ while ((inb(base_io + 0x5f) & 0x80) == 0)
mdelay(1);
- tmport -= 0x08;
- inb(tmport);
- tmport = base_io + 0x41;
- outb(8, tmport++);
- outb(0x7f, tmport);
- tmport = base_io + 0x51;
- outb(0x20, tmport);
+ inb(base_io + 0x57);
+ outb(8, base_io + 0x41);
+ outb(0x7f, base_io + 0x42);
+ outb(0x20, base_io + 0x51);
tscam(shpnt);
is880(p, base_io);
- tmport = base_io + 0x38;
- outb(0xb0, tmport);
+ outb(0xb0, base_io + 0x38);
shpnt->max_id = 16;
shpnt->this_id = host_id;
shpnt->unique_id = base_io;
@@ -2546,47 +2532,35 @@ flash_ok_885:
inb(base_io + 0x97);
inb(base_io + 0xdb);
inb(base_io + 0xd7);
- tmport = base_io + 0x80;
k=p->host_id[0];
if (k > 7)
k = (k & 0x07) | 0x40;
k |= 0x08;
- outb(k, tmport);
- tmport += 0x18;
- outb(0, tmport);
- tmport += 0x07;
+ outb(k, base_io + 0x80);
+ outb(0, base_io + 0x98);
- while ((inb(tmport) & 0x80) == 0)
+ while ((inb(base_io + 0x9f) & 0x80) == 0)
cpu_relax();
- tmport -= 0x08;
- inb(tmport);
- tmport = base_io + 0x81;
- outb(8, tmport++);
- outb(0x7f, tmport);
- tmport = base_io + 0x91;
- outb(0x20, tmport);
+ inb(base_io + 0x97);
+ outb(8, base_io + 0x81);
+ outb(0x7f, base_io + 0x82);
+ outb(0x20, base_io + 0x91);
- tmport = base_io + 0xc0;
k=p->host_id[1];
if (k > 7)
k = (k & 0x07) | 0x40;
k |= 0x08;
- outb(k, tmport);
- tmport += 0x18;
- outb(0, tmport);
- tmport += 0x07;
+ outb(k, base_io + 0xc0);
+ outb(0, base_io + 0xd8);
- while ((inb(tmport) & 0x80) == 0)
+ while ((inb(base_io + 0xdf) & 0x80) == 0)
cpu_relax();
- tmport -= 0x08;
- inb(tmport);
- tmport = base_io + 0xc1;
- outb(8, tmport++);
- outb(0x7f, tmport);
- tmport = base_io + 0xd1;
- outb(0x20, tmport);
+ inb(base_io + 0xd7);
+ outb(8, base_io + 0xc1);
+ outb(0x7f, base_io + 0xc2);
+ outb(0x20, base_io + 0xd1);
tscam_885();
printk(KERN_INFO " Scanning Channel A SCSI Device ...\n");
@@ -2624,11 +2598,9 @@ flash_ok_885:
atpdev->dev_id = ent->device;
host_id &= 0x07;
atpdev->host_id[0] = host_id;
- tmport = base_io + 0x22;
- atpdev->scam_on = inb(tmport);
- tmport += 0x0b;
- atpdev->global_map[0] = inb(tmport++);
- atpdev->ultra_map[0] = inw(tmport);
+ atpdev->scam_on = inb(base_io + 0x22);
+ atpdev->global_map[0] = inb(base_io + 0x2d);
+ atpdev->ultra_map[0] = inw(base_io + 0x2e);
if (atpdev->ultra_map[0] == 0) {
atpdev->scam_on = 0x00;
@@ -2656,39 +2628,29 @@ flash_ok_885:
spin_lock_irqsave(shpnt->host_lock, flags);
if (atpdev->chip_ver > 0x07) { /* check if atp876 chip then enable terminator */
- tmport = base_io + 0x3e;
- outb(0x00, tmport);
+ outb(0x00, base_io + 0x3e);
}
- tmport = base_io + 0x3a;
- k = (inb(tmport) & 0xf3) | 0x10;
- outb(k, tmport);
- outb((k & 0xdf), tmport);
+ k = (inb(base_io + 0x3a) & 0xf3) | 0x10;
+ outb(k, base_io + 0x3a);
+ outb((k & 0xdf), base_io + 0x3a);
mdelay(32);
- outb(k, tmport);
+ outb(k, base_io + 0x3a);
mdelay(32);
- tmport = base_io;
- outb((host_id | 0x08), tmport);
- tmport += 0x18;
- outb(0, tmport);
- tmport += 0x07;
- while ((inb(tmport) & 0x80) == 0)
+ outb((host_id | 0x08), base_io + 0);
+ outb(0, base_io + 0x18);
+ while ((inb(base_io + 0x1f) & 0x80) == 0)
mdelay(1);
- tmport -= 0x08;
- inb(tmport);
- tmport = base_io + 1;
- outb(8, tmport++);
- outb(0x7f, tmport);
- tmport = base_io + 0x11;
- outb(0x20, tmport);
+ inb(base_io + 0x17);
+ outb(8, base_io + 1);
+ outb(0x7f, base_io + 2);
+ outb(0x20, base_io + 0x11);
tscam(shpnt);
is870(p, base_io);
- tmport = base_io + 0x3a;
- outb((inb(tmport) & 0xef), tmport);
- tmport++;
- outb((inb(tmport) | 0x20), tmport);
+ outb((inb(base_io + 0x3a) & 0xef), base_io + 0x3a);
+ outb((inb(base_io + 0x3b) | 0x20), base_io + 0x3b);
if (atpdev->chip_ver == 4)
shpnt->max_id = 16;
else
--
Ondrej Zary
--
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