From 493c5201933f39711569602dc938ac7054391b53 Mon Sep 17 00:00:00 2001 From: Ondrej Zary Date: Tue, 17 Nov 2015 19:23:44 +0100 Subject: [PATCH] atp870u: Untangle tmport #6 Untangle the tmport crap so it becomes obvious what ports are accessed. Signed-off-by: Ondrej Zary Reviewed-by: Hannes Reinicke Acked-by: Christoph Hellwig Signed-off-by: Martin K. Petersen --- 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 3bf01fcb4b49..e398ea5ea8f1 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 -- 2.39.5