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path: root/drivers/pnp/pnpacpi/rsparser.c
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Diffstat (limited to 'drivers/pnp/pnpacpi/rsparser.c')
-rw-r--r--drivers/pnp/pnpacpi/rsparser.c93
1 files changed, 40 insertions, 53 deletions
diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c
index e114b3d2b933..c2f59f4d20bc 100644
--- a/drivers/pnp/pnpacpi/rsparser.c
+++ b/drivers/pnp/pnpacpi/rsparser.c
@@ -407,7 +407,7 @@ int pnpacpi_parse_allocated_resource(struct pnp_dev *dev)
}
static __init void pnpacpi_parse_dma_option(struct pnp_dev *dev,
- struct pnp_option *option,
+ unsigned int option_flags,
struct acpi_resource_dma *p)
{
int i;
@@ -420,11 +420,11 @@ static __init void pnpacpi_parse_dma_option(struct pnp_dev *dev,
map |= 1 << p->channels[i];
flags = dma_flags(p->type, p->bus_master, p->transfer);
- pnp_register_dma_resource(dev, option, map, flags);
+ pnp_register_dma_resource(dev, option_flags, map, flags);
}
static __init void pnpacpi_parse_irq_option(struct pnp_dev *dev,
- struct pnp_option *option,
+ unsigned int option_flags,
struct acpi_resource_irq *p)
{
int i;
@@ -440,11 +440,11 @@ static __init void pnpacpi_parse_irq_option(struct pnp_dev *dev,
__set_bit(p->interrupts[i], map.bits);
flags = irq_flags(p->triggering, p->polarity, p->sharable);
- pnp_register_irq_resource(dev, option, &map, flags);
+ pnp_register_irq_resource(dev, option_flags, &map, flags);
}
static __init void pnpacpi_parse_ext_irq_option(struct pnp_dev *dev,
- struct pnp_option *option,
+ unsigned int option_flags,
struct acpi_resource_extended_irq *p)
{
int i;
@@ -467,11 +467,11 @@ static __init void pnpacpi_parse_ext_irq_option(struct pnp_dev *dev,
}
flags = irq_flags(p->triggering, p->polarity, p->sharable);
- pnp_register_irq_resource(dev, option, &map, flags);
+ pnp_register_irq_resource(dev, option_flags, &map, flags);
}
static __init void pnpacpi_parse_port_option(struct pnp_dev *dev,
- struct pnp_option *option,
+ unsigned int option_flags,
struct acpi_resource_io *io)
{
unsigned char flags = 0;
@@ -481,23 +481,23 @@ static __init void pnpacpi_parse_port_option(struct pnp_dev *dev,
if (io->io_decode == ACPI_DECODE_16)
flags = IORESOURCE_IO_16BIT_ADDR;
- pnp_register_port_resource(dev, option, io->minimum, io->maximum,
+ pnp_register_port_resource(dev, option_flags, io->minimum, io->maximum,
io->alignment, io->address_length, flags);
}
static __init void pnpacpi_parse_fixed_port_option(struct pnp_dev *dev,
- struct pnp_option *option,
+ unsigned int option_flags,
struct acpi_resource_fixed_io *io)
{
if (io->address_length == 0)
return;
- pnp_register_port_resource(dev, option, io->address, io->address, 0,
- io->address_length, IORESOURCE_IO_FIXED);
+ pnp_register_port_resource(dev, option_flags, io->address, io->address,
+ 0, io->address_length, IORESOURCE_IO_FIXED);
}
static __init void pnpacpi_parse_mem24_option(struct pnp_dev *dev,
- struct pnp_option *option,
+ unsigned int option_flags,
struct acpi_resource_memory24 *p)
{
unsigned char flags = 0;
@@ -507,12 +507,12 @@ static __init void pnpacpi_parse_mem24_option(struct pnp_dev *dev,
if (p->write_protect == ACPI_READ_WRITE_MEMORY)
flags = IORESOURCE_MEM_WRITEABLE;
- pnp_register_mem_resource(dev, option, p->minimum, p->maximum,
+ pnp_register_mem_resource(dev, option_flags, p->minimum, p->maximum,
p->alignment, p->address_length, flags);
}
static __init void pnpacpi_parse_mem32_option(struct pnp_dev *dev,
- struct pnp_option *option,
+ unsigned int option_flags,
struct acpi_resource_memory32 *p)
{
unsigned char flags = 0;
@@ -522,12 +522,12 @@ static __init void pnpacpi_parse_mem32_option(struct pnp_dev *dev,
if (p->write_protect == ACPI_READ_WRITE_MEMORY)
flags = IORESOURCE_MEM_WRITEABLE;
- pnp_register_mem_resource(dev, option, p->minimum, p->maximum,
+ pnp_register_mem_resource(dev, option_flags, p->minimum, p->maximum,
p->alignment, p->address_length, flags);
}
static __init void pnpacpi_parse_fixed_mem32_option(struct pnp_dev *dev,
- struct pnp_option *option,
+ unsigned int option_flags,
struct acpi_resource_fixed_memory32 *p)
{
unsigned char flags = 0;
@@ -537,12 +537,12 @@ static __init void pnpacpi_parse_fixed_mem32_option(struct pnp_dev *dev,
if (p->write_protect == ACPI_READ_WRITE_MEMORY)
flags = IORESOURCE_MEM_WRITEABLE;
- pnp_register_mem_resource(dev, option, p->address, p->address,
+ pnp_register_mem_resource(dev, option_flags, p->address, p->address,
0, p->address_length, flags);
}
static __init void pnpacpi_parse_address_option(struct pnp_dev *dev,
- struct pnp_option *option,
+ unsigned int option_flags,
struct acpi_resource *r)
{
struct acpi_resource_address64 addr, *p = &addr;
@@ -562,18 +562,18 @@ static __init void pnpacpi_parse_address_option(struct pnp_dev *dev,
if (p->resource_type == ACPI_MEMORY_RANGE) {
if (p->info.mem.write_protect == ACPI_READ_WRITE_MEMORY)
flags = IORESOURCE_MEM_WRITEABLE;
- pnp_register_mem_resource(dev, option, p->minimum, p->minimum,
- 0, p->address_length, flags);
+ pnp_register_mem_resource(dev, option_flags, p->minimum,
+ p->minimum, 0, p->address_length,
+ flags);
} else if (p->resource_type == ACPI_IO_RANGE)
- pnp_register_port_resource(dev, option, p->minimum, p->minimum,
- 0, p->address_length,
+ pnp_register_port_resource(dev, option_flags, p->minimum,
+ p->minimum, 0, p->address_length,
IORESOURCE_IO_FIXED);
}
struct acpipnp_parse_option_s {
- struct pnp_option *option;
- struct pnp_option *option_independent;
struct pnp_dev *dev;
+ unsigned int option_flags;
};
static __init acpi_status pnpacpi_option_resource(struct acpi_resource *res,
@@ -582,15 +582,15 @@ static __init acpi_status pnpacpi_option_resource(struct acpi_resource *res,
int priority;
struct acpipnp_parse_option_s *parse_data = data;
struct pnp_dev *dev = parse_data->dev;
- struct pnp_option *option = parse_data->option;
+ unsigned int option_flags = parse_data->option_flags;
switch (res->type) {
case ACPI_RESOURCE_TYPE_IRQ:
- pnpacpi_parse_irq_option(dev, option, &res->data.irq);
+ pnpacpi_parse_irq_option(dev, option_flags, &res->data.irq);
break;
case ACPI_RESOURCE_TYPE_DMA:
- pnpacpi_parse_dma_option(dev, option, &res->data.dma);
+ pnpacpi_parse_dma_option(dev, option_flags, &res->data.dma);
break;
case ACPI_RESOURCE_TYPE_START_DEPENDENT:
@@ -610,31 +610,19 @@ static __init acpi_status pnpacpi_option_resource(struct acpi_resource *res,
priority = PNP_RES_PRIORITY_INVALID;
break;
}
- /* TBD: Consider performance/robustness bits */
- option = pnp_register_dependent_option(dev, priority);
- if (!option)
- return AE_ERROR;
- parse_data->option = option;
+ parse_data->option_flags = pnp_new_dependent_set(dev, priority);
break;
case ACPI_RESOURCE_TYPE_END_DEPENDENT:
- /*only one EndDependentFn is allowed */
- if (!parse_data->option_independent) {
- dev_warn(&dev->dev, "more than one EndDependentFn "
- "in _PRS\n");
- return AE_ERROR;
- }
- parse_data->option = parse_data->option_independent;
- parse_data->option_independent = NULL;
- dev_dbg(&dev->dev, "end dependent options\n");
+ parse_data->option_flags = 0;
break;
case ACPI_RESOURCE_TYPE_IO:
- pnpacpi_parse_port_option(dev, option, &res->data.io);
+ pnpacpi_parse_port_option(dev, option_flags, &res->data.io);
break;
case ACPI_RESOURCE_TYPE_FIXED_IO:
- pnpacpi_parse_fixed_port_option(dev, option,
+ pnpacpi_parse_fixed_port_option(dev, option_flags,
&res->data.fixed_io);
break;
@@ -643,29 +631,31 @@ static __init acpi_status pnpacpi_option_resource(struct acpi_resource *res,
break;
case ACPI_RESOURCE_TYPE_MEMORY24:
- pnpacpi_parse_mem24_option(dev, option, &res->data.memory24);
+ pnpacpi_parse_mem24_option(dev, option_flags,
+ &res->data.memory24);
break;
case ACPI_RESOURCE_TYPE_MEMORY32:
- pnpacpi_parse_mem32_option(dev, option, &res->data.memory32);
+ pnpacpi_parse_mem32_option(dev, option_flags,
+ &res->data.memory32);
break;
case ACPI_RESOURCE_TYPE_FIXED_MEMORY32:
- pnpacpi_parse_fixed_mem32_option(dev, option,
+ pnpacpi_parse_fixed_mem32_option(dev, option_flags,
&res->data.fixed_memory32);
break;
case ACPI_RESOURCE_TYPE_ADDRESS16:
case ACPI_RESOURCE_TYPE_ADDRESS32:
case ACPI_RESOURCE_TYPE_ADDRESS64:
- pnpacpi_parse_address_option(dev, option, res);
+ pnpacpi_parse_address_option(dev, option_flags, res);
break;
case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64:
break;
case ACPI_RESOURCE_TYPE_EXTENDED_IRQ:
- pnpacpi_parse_ext_irq_option(dev, option,
+ pnpacpi_parse_ext_irq_option(dev, option_flags,
&res->data.extended_irq);
break;
@@ -689,12 +679,9 @@ int __init pnpacpi_parse_resource_option_data(struct pnp_dev *dev)
dev_dbg(&dev->dev, "parse resource options\n");
- parse_data.option = pnp_register_independent_option(dev);
- if (!parse_data.option)
- return -ENOMEM;
-
- parse_data.option_independent = parse_data.option;
parse_data.dev = dev;
+ parse_data.option_flags = 0;
+
status = acpi_walk_resources(handle, METHOD_NAME__PRS,
pnpacpi_option_resource, &parse_data);

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