static void pnpacpi_encode_ext_irq(struct pnp_dev *dev,
struct acpi_resource *resource,
struct resource *p)
{
struct acpi_resource_extended_irq *extended_irq = &resource->data.extended_irq;
int triggering, polarity, shareable;
if (!pnp_resource_enabled(p)) {
extended_irq->interrupt_count = 0;
pnp_dbg(&dev->dev, " encode extended irq (%s)\n",
p ? "disabled" : "missing");
return;
}
decode_irq_flags(dev, p->flags, &triggering, &polarity, &shareable);
extended_irq->producer_consumer = ACPI_CONSUMER;
extended_irq->triggering = triggering;
extended_irq->polarity = polarity;
extended_irq->sharable = shareable;
extended_irq->interrupt_count = 1;
extended_irq->interrupts[0] = p->start;
pnp_dbg(&dev->dev, " encode irq %d %s %s %s\n", (int) p->start,
triggering == ACPI_LEVEL_SENSITIVE ? "level" : "edge",
polarity == ACPI_ACTIVE_LOW ? "low" : "high",
extended_irq->sharable == ACPI_SHARED ? "shared" : "exclusive");
}
static void pnpacpi_encode_irq(struct pnp_dev *dev,
struct acpi_resource *resource,
struct resource *p)
{
struct acpi_resource_irq *irq = &resource->data.irq;
int triggering, polarity, shareable;
if (!pnp_resource_enabled(p)) {
irq->interrupt_count = 0;
pnp_dbg(&dev->dev, " encode irq (%s)\n",
p ? "disabled" : "missing");
return;
}
decode_irq_flags(dev, p->flags, &triggering, &polarity, &shareable);
irq->triggering = triggering;
irq->polarity = polarity;
irq->sharable = shareable;
irq->interrupt_count = 1;
irq->interrupts[0] = p->start;
pnp_dbg(&dev->dev, " encode irq %d %s %s %s (%d-byte descriptor)\n",
(int) p->start,
triggering == ACPI_LEVEL_SENSITIVE ? "level" : "edge",
polarity == ACPI_ACTIVE_LOW ? "low" : "high",
irq->sharable == ACPI_SHARED ? "shared" : "exclusive",
irq->descriptor_length);
}
static int
serial_pnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id)
{
struct uart_8250_port uart;
int ret, line, flags = dev_id->driver_data;
struct resource *res = NULL;
if (flags & UNKNOWN_DEV) {
ret = serial_pnp_guess_board(dev);
if (ret < 0)
return ret;
}
memset(&uart, 0, sizeof(uart));
if (pnp_irq_valid(dev, 0))
uart.port.irq = pnp_irq(dev, 0);
if ((flags & CIR_PORT) && pnp_port_valid(dev, 2))
res = pnp_get_resource(dev, IORESOURCE_IO, 2);
else if (pnp_port_valid(dev, 0))
res = pnp_get_resource(dev, IORESOURCE_IO, 0);
if (pnp_resource_enabled(res)) {
uart.port.iobase = res->start;
uart.port.iotype = UPIO_PORT;
} else if (pnp_mem_valid(dev, 0)) {
uart.port.mapbase = pnp_mem_start(dev, 0);
uart.port.iotype = UPIO_MEM;
uart.port.flags = UPF_IOREMAP;
} else
return -ENODEV;
#ifdef SERIAL_DEBUG_PNP
printk(KERN_DEBUG
"Setup PNP port: port %x, mem 0x%lx, irq %d, type %d\n",
uart.port.iobase, uart.port.mapbase, uart.port.irq, uart.port.iotype);
#endif
if (flags & CIR_PORT) {
uart.port.flags |= UPF_FIXED_PORT | UPF_FIXED_TYPE;
uart.port.type = PORT_8250_CIR;
}
uart.port.flags |= UPF_SKIP_TEST | UPF_BOOT_AUTOCONF;
if (pnp_irq_flags(dev, 0) & IORESOURCE_IRQ_SHAREABLE)
uart.port.flags |= UPF_SHARE_IRQ;
uart.port.uartclk = 1843200;
uart.port.dev = &dev->dev;
line = serial8250_register_8250_port(&uart);
if (line < 0 || (flags & CIR_PORT))
return -ENODEV;
pnp_set_drvdata(dev, (void *)((long)line + 1));
return 0;
}
static void pnpacpi_encode_dma(struct pnp_dev *dev,
struct acpi_resource *resource,
struct resource *p)
{
struct acpi_resource_dma *dma = &resource->data.dma;
if (!pnp_resource_enabled(p)) {
dma->channel_count = 0;
pnp_dbg(&dev->dev, " encode dma (%s)\n",
p ? "disabled" : "missing");
return;
}
/* Note: pnp_assign_dma will copy pnp_dma->flags into p->flags */
switch (p->flags & IORESOURCE_DMA_SPEED_MASK) {
case IORESOURCE_DMA_TYPEA:
dma->type = ACPI_TYPE_A;
break;
case IORESOURCE_DMA_TYPEB:
dma->type = ACPI_TYPE_B;
break;
case IORESOURCE_DMA_TYPEF:
dma->type = ACPI_TYPE_F;
break;
default:
dma->type = ACPI_COMPATIBILITY;
}
switch (p->flags & IORESOURCE_DMA_TYPE_MASK) {
case IORESOURCE_DMA_8BIT:
dma->transfer = ACPI_TRANSFER_8;
break;
case IORESOURCE_DMA_8AND16BIT:
dma->transfer = ACPI_TRANSFER_8_16;
break;
default:
dma->transfer = ACPI_TRANSFER_16;
}
dma->bus_master = !!(p->flags & IORESOURCE_DMA_MASTER);
dma->channel_count = 1;
dma->channels[0] = p->start;
pnp_dbg(&dev->dev, " encode dma %d "
"type %#x transfer %#x master %d\n",
(int) p->start, dma->type, dma->transfer, dma->bus_master);
}
static void pnpacpi_encode_fixed_io(struct pnp_dev *dev,
struct acpi_resource *resource,
struct resource *p)
{
struct acpi_resource_fixed_io *fixed_io = &resource->data.fixed_io;
if (pnp_resource_enabled(p)) {
fixed_io->address = p->start;
fixed_io->address_length = resource_size(p);
} else {
fixed_io->address = 0;
fixed_io->address_length = 0;
}
pnp_dbg(&dev->dev, " encode fixed_io %#x-%#x\n", fixed_io->address,
fixed_io->address + fixed_io->address_length - 1);
}
static void pnpacpi_encode_fixed_mem32(struct pnp_dev *dev,
struct acpi_resource *resource,
struct resource *p)
{
struct acpi_resource_fixed_memory32 *fixed_memory32 = &resource->data.fixed_memory32;
if (pnp_resource_enabled(p)) {
fixed_memory32->write_protect =
p->flags & IORESOURCE_MEM_WRITEABLE ?
ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY;
fixed_memory32->address = p->start;
fixed_memory32->address_length = resource_size(p);
} else {
fixed_memory32->address = 0;
fixed_memory32->address_length = 0;
}
pnp_dbg(&dev->dev, " encode fixed_mem32 %#x-%#x write_protect %#x\n",
fixed_memory32->address,
fixed_memory32->address + fixed_memory32->address_length - 1,
fixed_memory32->write_protect);
}
static void pnpacpi_encode_io(struct pnp_dev *dev,
struct acpi_resource *resource,
struct resource *p)
{
struct acpi_resource_io *io = &resource->data.io;
if (pnp_resource_enabled(p)) {
/* Note: pnp_assign_port copies pnp_port->flags into p->flags */
io->io_decode = (p->flags & IORESOURCE_IO_16BIT_ADDR) ?
ACPI_DECODE_16 : ACPI_DECODE_10;
io->minimum = p->start;
io->maximum = p->end;
io->alignment = 0; /* Correct? */
io->address_length = resource_size(p);
} else {
io->minimum = 0;
io->address_length = 0;
}
pnp_dbg(&dev->dev, " encode io %#x-%#x decode %#x\n", io->minimum,
io->minimum + io->address_length - 1, io->io_decode);
}
static void pnpacpi_encode_io(struct pnp_dev *dev,
struct acpi_resource *resource,
struct resource *p)
{
struct acpi_resource_io *io = &resource->data.io;
if (pnp_resource_enabled(p)) {
io->io_decode = (p->flags & IORESOURCE_IO_16BIT_ADDR) ?
ACPI_DECODE_16 : ACPI_DECODE_10;
io->minimum = p->start;
io->maximum = p->end;
io->alignment = 0;
io->address_length = p->end - p->start + 1;
} else {
io->minimum = 0;
io->address_length = 0;
}
pnp_dbg(&dev->dev, " encode io %#x-%#x decode %#x\n", io->minimum,
io->minimum + io->address_length - 1, io->io_decode);
}
static void pnpacpi_encode_mem32(struct pnp_dev *dev,
struct acpi_resource *resource,
struct resource *p)
{
struct acpi_resource_memory32 *memory32 = &resource->data.memory32;
if (pnp_resource_enabled(p)) {
memory32->write_protect = p->flags & IORESOURCE_MEM_WRITEABLE ?
ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY;
memory32->minimum = p->start;
memory32->maximum = p->end;
memory32->alignment = 0;
memory32->address_length = resource_size(p);
} else {
memory32->minimum = 0;
memory32->alignment = 0;
}
pnp_dbg(&dev->dev, " encode mem32 %#x-%#x write_protect %#x\n",
memory32->minimum,
memory32->minimum + memory32->address_length - 1,
memory32->write_protect);
}
static void pnpacpi_encode_mem24(struct pnp_dev *dev,
struct acpi_resource *resource,
struct resource *p)
{
struct acpi_resource_memory24 *memory24 = &resource->data.memory24;
if (pnp_resource_enabled(p)) {
/* Note: pnp_assign_mem copies pnp_mem->flags into p->flags */
memory24->write_protect = p->flags & IORESOURCE_MEM_WRITEABLE ?
ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY;
memory24->minimum = p->start;
memory24->maximum = p->end;
memory24->alignment = 0;
memory24->address_length = p->end - p->start + 1;
} else {
memory24->minimum = 0;
memory24->address_length = 0;
}
pnp_dbg(&dev->dev, " encode mem24 %#x-%#x write_protect %#x\n",
memory24->minimum,
memory24->minimum + memory24->address_length - 1,
memory24->write_protect);
}
