static int __devinit bpp_probe(struct of_device *op, const struct of_device_id *match)
{
struct parport_operations *ops;
struct bpp_regs __iomem *regs;
int irq, dma, err = 0, size;
unsigned char value_tcr;
void __iomem *base;
struct parport *p;
irq = op->irqs[0];
base = of_ioremap(&op->resource[0], 0,
resource_size(&op->resource[0]),
"sunbpp");
if (!base)
return -ENODEV;
size = resource_size(&op->resource[0]);
dma = PARPORT_DMA_NONE;
ops = kmalloc(sizeof(struct parport_operations), GFP_KERNEL);
if (!ops)
goto out_unmap;
memcpy (ops, &parport_sunbpp_ops, sizeof(struct parport_operations));
dprintk(("register_port\n"));
if (!(p = parport_register_port((unsigned long)base, irq, dma, ops)))
goto out_free_ops;
p->size = size;
p->dev = &op->dev;
if ((err = request_irq(p->irq, parport_irq_handler,
IRQF_SHARED, p->name, p)) != 0) {
goto out_put_port;
}
parport_sunbpp_enable_irq(p);
regs = (struct bpp_regs __iomem *)p->base;
value_tcr = sbus_readb(®s->p_tcr);
value_tcr &= ~P_TCR_DIR;
sbus_writeb(value_tcr, ®s->p_tcr);
printk(KERN_INFO "%s: sunbpp at 0x%lx\n", p->name, p->base);
dev_set_drvdata(&op->dev, p);
parport_announce_port(p);
return 0;
out_put_port:
parport_put_port(p);
out_free_ops:
kfree(ops);
out_unmap:
of_iounmap(&op->resource[0], base, size);
return err;
}
static int __init init_one_port(struct sbus_dev *sdev)
{
struct parport *p;
/* at least in theory there may be a "we don't dma" case */
struct parport_operations *ops;
void __iomem *base;
int irq, dma, err = 0, size;
struct bpp_regs __iomem *regs;
unsigned char value_tcr;
Node *node;
dprintk((KERN_DEBUG "init_one_port(%p): ranges, alloc_io, ", sdev));
node = kmalloc(sizeof(Node), GFP_KERNEL);
if (!node)
goto out0;
irq = sdev->irqs[0];
base = sbus_ioremap(&sdev->resource[0], 0,
sdev->reg_addrs[0].reg_size,
"sunbpp");
if (!base)
goto out1;
size = sdev->reg_addrs[0].reg_size;
dma = PARPORT_DMA_NONE;
dprintk(("alloc(ppops), "));
ops = kmalloc (sizeof (struct parport_operations), GFP_KERNEL);
if (!ops)
goto out2;
memcpy (ops, &parport_sunbpp_ops, sizeof (struct parport_operations));
dprintk(("register_port\n"));
if (!(p = parport_register_port((unsigned long)base, irq, dma, ops)))
goto out3;
p->size = size;
dprintk((KERN_DEBUG "init_one_port: request_irq(%08x:%p:%x:%s:%p) ",
p->irq, parport_sunbpp_interrupt, SA_SHIRQ, p->name, p));
if ((err = request_irq(p->irq, parport_sunbpp_interrupt,
SA_SHIRQ, p->name, p)) != 0) {
dprintk(("ERROR %d\n", err));
goto out4;
}
dprintk(("OK\n"));
parport_sunbpp_enable_irq(p);
regs = (struct bpp_regs __iomem *)p->base;
dprintk((KERN_DEBUG "forward\n"));
value_tcr = sbus_readb(®s->p_tcr);
value_tcr &= ~P_TCR_DIR;
sbus_writeb(value_tcr, ®s->p_tcr);
printk(KERN_INFO "%s: sunbpp at 0x%lx\n", p->name, p->base);
node->port = p;
list_add(&node->list, &port_list);
parport_announce_port (p);
return 1;
out4:
parport_put_port(p);
out3:
kfree(ops);
out2:
sbus_iounmap(base, size);
out1:
kfree(node);
out0:
return err;
}
static int __init init_one_port(struct sbus_dev *sdev)
{
struct parport *p;
/* at least in theory there may be a "we don't dma" case */
struct parport_operations *ops;
unsigned long base;
int irq, dma, err, size;
struct bpp_regs *regs;
unsigned char value_tcr;
dprintk((KERN_DEBUG "init_one_port(%p): ranges, alloc_io, ", sdev));
irq = sdev->irqs[0];
base = sbus_ioremap(&sdev->resource[0], 0,
sdev->reg_addrs[0].reg_size,
"sunbpp");
size = sdev->reg_addrs[0].reg_size;
dma = PARPORT_DMA_NONE;
dprintk(("alloc(ppops), "));
ops = kmalloc (sizeof (struct parport_operations), GFP_KERNEL);
if (!ops) {
sbus_iounmap(base, size);
return 0;
}
memcpy (ops, &parport_sunbpp_ops, sizeof (struct parport_operations));
dprintk(("register_port\n"));
if (!(p = parport_register_port(base, irq, dma, ops))) {
kfree(ops);
sbus_iounmap(base, size);
return 0;
}
p->size = size;
dprintk((KERN_DEBUG "init_one_port: request_irq(%08x:%p:%x:%s:%p) ",
p->irq, parport_sunbpp_interrupt, SA_SHIRQ, p->name, p));
if ((err = request_irq(p->irq, parport_sunbpp_interrupt,
SA_SHIRQ, p->name, p)) != 0) {
dprintk(("ERROR %d\n", err));
parport_unregister_port(p);
kfree(ops);
sbus_iounmap(base, size);
return err;
} else {
dprintk(("OK\n"));
parport_sunbpp_enable_irq(p);
}
regs = (struct bpp_regs *)p->base;
dprintk((KERN_DEBUG "forward\n"));
value_tcr = sbus_readb(®s->p_tcr);
value_tcr &= ~P_TCR_DIR;
sbus_writeb(value_tcr, ®s->p_tcr);
printk(KERN_INFO "%s: sunbpp at 0x%lx\n", p->name, p->base);
parport_proc_register(p);
parport_announce_port (p);
return 1;
}
static int __devinit init_one_port(struct sbus_dev *sdev)
{
struct parport *p;
/* at least in theory there may be a "we don't dma" case */
struct parport_operations *ops;
void __iomem *base;
int irq, dma, err = 0, size;
struct bpp_regs __iomem *regs;
unsigned char value_tcr;
irq = sdev->irqs[0];
base = sbus_ioremap(&sdev->resource[0], 0,
sdev->reg_addrs[0].reg_size,
"sunbpp");
if (!base)
return -ENODEV;
size = sdev->reg_addrs[0].reg_size;
dma = PARPORT_DMA_NONE;
ops = kmalloc(sizeof(struct parport_operations), GFP_KERNEL);
if (!ops)
goto out_unmap;
memcpy (ops, &parport_sunbpp_ops, sizeof (struct parport_operations));
dprintk(("register_port\n"));
if (!(p = parport_register_port((unsigned long)base, irq, dma, ops)))
goto out_free_ops;
p->size = size;
p->dev = &sdev->ofdev.dev;
if ((err = request_irq(p->irq, parport_sunbpp_interrupt,
IRQF_SHARED, p->name, p)) != 0) {
goto out_put_port;
}
parport_sunbpp_enable_irq(p);
regs = (struct bpp_regs __iomem *)p->base;
value_tcr = sbus_readb(®s->p_tcr);
value_tcr &= ~P_TCR_DIR;
sbus_writeb(value_tcr, ®s->p_tcr);
printk(KERN_INFO "%s: sunbpp at 0x%lx\n", p->name, p->base);
dev_set_drvdata(&sdev->ofdev.dev, p);
parport_announce_port(p);
return 0;
out_put_port:
parport_put_port(p);
out_free_ops:
kfree(ops);
out_unmap:
sbus_iounmap(base, size);
return err;
}
