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authorBjorn Helgaas <bjorn.helgaas@hp.com>2008-04-28 16:34:06 -0600
committerLen Brown <len.brown@intel.com>2008-04-29 03:22:21 -0400
commit4ab55d8d4f7b910c4c60e0f8ff70d0dfdd484f02 (patch)
tree7ae1fd11249b844b7ae53faff5ee2906a6a796c2 /drivers/pnp/pnpacpi
parent59284cb4099411bc6f4915a5a4cb76414440c447 (diff)
PNP: remove more pnp_resource_table arguments
Stop passing around struct pnp_resource_table pointers. In most cases, the caller doesn't need to know how the resources are stored inside the struct pnp_dev. Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Acked-By: Rene Herman <rene.herman@gmail.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/pnp/pnpacpi')
-rw-r--r--drivers/pnp/pnpacpi/core.c11
-rw-r--r--drivers/pnp/pnpacpi/pnpacpi.h6
-rw-r--r--drivers/pnp/pnpacpi/rsparser.c55
3 files changed, 37 insertions, 35 deletions
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index 590fbcb0ee8..3fd2416d679 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -77,8 +77,7 @@ static int pnpacpi_get_resources(struct pnp_dev *dev)
{
acpi_status status;
- status = pnpacpi_parse_allocated_resource((acpi_handle) dev->data,
- &dev->res);
+ status = pnpacpi_parse_allocated_resource(dev);
return ACPI_FAILURE(status) ? -ENODEV : 0;
}
@@ -92,7 +91,7 @@ static int pnpacpi_set_resources(struct pnp_dev *dev)
ret = pnpacpi_build_resource_template(dev, &buffer);
if (ret)
return ret;
- ret = pnpacpi_encode_resources(&dev->res, &buffer);
+ ret = pnpacpi_encode_resources(dev, &buffer);
if (ret) {
kfree(buffer.pointer);
return ret;
@@ -183,8 +182,7 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
if (dev->active) {
/* parse allocated resource */
- status = pnpacpi_parse_allocated_resource(device->handle,
- &dev->res);
+ status = pnpacpi_parse_allocated_resource(dev);
if (ACPI_FAILURE(status) && (status != AE_NOT_FOUND)) {
pnp_err("PnPACPI: METHOD_NAME__CRS failure for %s",
acpi_device_hid(device));
@@ -192,8 +190,7 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
}
if (dev->capabilities & PNP_CONFIGURABLE) {
- status = pnpacpi_parse_resource_option_data(device->handle,
- dev);
+ status = pnpacpi_parse_resource_option_data(dev);
if (ACPI_FAILURE(status) && (status != AE_NOT_FOUND)) {
pnp_err("PnPACPI: METHOD_NAME__PRS failure for %s",
acpi_device_hid(device));
diff --git a/drivers/pnp/pnpacpi/pnpacpi.h b/drivers/pnp/pnpacpi/pnpacpi.h
index 116c591d863..db0c4f25c2a 100644
--- a/drivers/pnp/pnpacpi/pnpacpi.h
+++ b/drivers/pnp/pnpacpi/pnpacpi.h
@@ -5,8 +5,8 @@
#include <linux/acpi.h>
#include <linux/pnp.h>
-acpi_status pnpacpi_parse_allocated_resource(acpi_handle, struct pnp_resource_table*);
-acpi_status pnpacpi_parse_resource_option_data(acpi_handle, struct pnp_dev*);
-int pnpacpi_encode_resources(struct pnp_resource_table *, struct acpi_buffer *);
+acpi_status pnpacpi_parse_allocated_resource(struct pnp_dev *);
+acpi_status pnpacpi_parse_resource_option_data(struct pnp_dev *);
+int pnpacpi_encode_resources(struct pnp_dev *, struct acpi_buffer *);
int pnpacpi_build_resource_template(struct pnp_dev *, struct acpi_buffer *);
#endif
diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c
index 32454aa07eb..8a061768772 100644
--- a/drivers/pnp/pnpacpi/rsparser.c
+++ b/drivers/pnp/pnpacpi/rsparser.c
@@ -76,10 +76,11 @@ static void decode_irq_flags(int flag, int *triggering, int *polarity)
}
}
-static void pnpacpi_parse_allocated_irqresource(struct pnp_resource_table *res,
+static void pnpacpi_parse_allocated_irqresource(struct pnp_dev *dev,
u32 gsi, int triggering,
int polarity, int shareable)
{
+ struct pnp_resource_table *res = &dev->res;
int i = 0;
int irq;
int p, t;
@@ -172,9 +173,10 @@ static int dma_flags(int type, int bus_master, int transfer)
return flags;
}
-static void pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res,
+static void pnpacpi_parse_allocated_dmaresource(struct pnp_dev *dev,
u32 dma, int flags)
{
+ struct pnp_resource_table *res = &dev->res;
int i = 0;
static unsigned char warned;
@@ -197,9 +199,10 @@ static void pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res,
}
}
-static void pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res,
+static void pnpacpi_parse_allocated_ioresource(struct pnp_dev *dev,
u64 io, u64 len, int io_decode)
{
+ struct pnp_resource_table *res = &dev->res;
int i = 0;
static unsigned char warned;
@@ -223,10 +226,11 @@ static void pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res,
}
}
-static void pnpacpi_parse_allocated_memresource(struct pnp_resource_table *res,
+static void pnpacpi_parse_allocated_memresource(struct pnp_dev *dev,
u64 mem, u64 len,
int write_protect)
{
+ struct pnp_resource_table *res = &dev->res;
int i = 0;
static unsigned char warned;
@@ -251,7 +255,7 @@ static void pnpacpi_parse_allocated_memresource(struct pnp_resource_table *res,
}
}
-static void pnpacpi_parse_allocated_address_space(struct pnp_resource_table *res_table,
+static void pnpacpi_parse_allocated_address_space(struct pnp_dev *dev,
struct acpi_resource *res)
{
struct acpi_resource_address64 addr, *p = &addr;
@@ -268,11 +272,11 @@ static void pnpacpi_parse_allocated_address_space(struct pnp_resource_table *res
return;
if (p->resource_type == ACPI_MEMORY_RANGE)
- pnpacpi_parse_allocated_memresource(res_table,
+ pnpacpi_parse_allocated_memresource(dev,
p->minimum, p->address_length,
p->info.mem.write_protect);
else if (p->resource_type == ACPI_IO_RANGE)
- pnpacpi_parse_allocated_ioresource(res_table,
+ pnpacpi_parse_allocated_ioresource(dev,
p->minimum, p->address_length,
p->granularity == 0xfff ? ACPI_DECODE_10 :
ACPI_DECODE_16);
@@ -281,7 +285,7 @@ static void pnpacpi_parse_allocated_address_space(struct pnp_resource_table *res
static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
void *data)
{
- struct pnp_resource_table *res_table = data;
+ struct pnp_dev *dev = data;
struct acpi_resource_irq *irq;
struct acpi_resource_dma *dma;
struct acpi_resource_io *io;
@@ -300,7 +304,7 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
*/
irq = &res->data.irq;
for (i = 0; i < irq->interrupt_count; i++) {
- pnpacpi_parse_allocated_irqresource(res_table,
+ pnpacpi_parse_allocated_irqresource(dev,
irq->interrupts[i],
irq->triggering,
irq->polarity,
@@ -311,7 +315,7 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
case ACPI_RESOURCE_TYPE_DMA:
dma = &res->data.dma;
if (dma->channel_count > 0)
- pnpacpi_parse_allocated_dmaresource(res_table,
+ pnpacpi_parse_allocated_dmaresource(dev,
dma->channels[0],
dma_flags(dma->type, dma->bus_master,
dma->transfer));
@@ -319,7 +323,7 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
case ACPI_RESOURCE_TYPE_IO:
io = &res->data.io;
- pnpacpi_parse_allocated_ioresource(res_table,
+ pnpacpi_parse_allocated_ioresource(dev,
io->minimum,
io->address_length,
io->io_decode);
@@ -331,7 +335,7 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
case ACPI_RESOURCE_TYPE_FIXED_IO:
fixed_io = &res->data.fixed_io;
- pnpacpi_parse_allocated_ioresource(res_table,
+ pnpacpi_parse_allocated_ioresource(dev,
fixed_io->address,
fixed_io->address_length,
ACPI_DECODE_10);
@@ -345,21 +349,21 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
case ACPI_RESOURCE_TYPE_MEMORY24:
memory24 = &res->data.memory24;
- pnpacpi_parse_allocated_memresource(res_table,
+ pnpacpi_parse_allocated_memresource(dev,
memory24->minimum,
memory24->address_length,
memory24->write_protect);
break;
case ACPI_RESOURCE_TYPE_MEMORY32:
memory32 = &res->data.memory32;
- pnpacpi_parse_allocated_memresource(res_table,
+ pnpacpi_parse_allocated_memresource(dev,
memory32->minimum,
memory32->address_length,
memory32->write_protect);
break;
case ACPI_RESOURCE_TYPE_FIXED_MEMORY32:
fixed_memory32 = &res->data.fixed_memory32;
- pnpacpi_parse_allocated_memresource(res_table,
+ pnpacpi_parse_allocated_memresource(dev,
fixed_memory32->address,
fixed_memory32->address_length,
fixed_memory32->write_protect);
@@ -367,7 +371,7 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
case ACPI_RESOURCE_TYPE_ADDRESS16:
case ACPI_RESOURCE_TYPE_ADDRESS32:
case ACPI_RESOURCE_TYPE_ADDRESS64:
- pnpacpi_parse_allocated_address_space(res_table, res);
+ pnpacpi_parse_allocated_address_space(dev, res);
break;
case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64:
@@ -381,7 +385,7 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
return AE_OK;
for (i = 0; i < extended_irq->interrupt_count; i++) {
- pnpacpi_parse_allocated_irqresource(res_table,
+ pnpacpi_parse_allocated_irqresource(dev,
extended_irq->interrupts[i],
extended_irq->triggering,
extended_irq->polarity,
@@ -400,14 +404,15 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
return AE_OK;
}
-acpi_status pnpacpi_parse_allocated_resource(acpi_handle handle,
- struct pnp_resource_table * res)
+acpi_status pnpacpi_parse_allocated_resource(struct pnp_dev *dev)
{
+ acpi_handle handle = dev->data;
+
/* Blank the resource table values */
- pnp_init_resource_table(res);
+ pnp_init_resource_table(&dev->res);
return acpi_walk_resources(handle, METHOD_NAME__CRS,
- pnpacpi_allocated_resource, res);
+ pnpacpi_allocated_resource, dev);
}
static __init void pnpacpi_parse_dma_option(struct pnp_dev *dev,
@@ -727,9 +732,9 @@ static __init acpi_status pnpacpi_option_resource(struct acpi_resource *res,
return AE_OK;
}
-acpi_status __init pnpacpi_parse_resource_option_data(acpi_handle handle,
- struct pnp_dev *dev)
+acpi_status __init pnpacpi_parse_resource_option_data(struct pnp_dev *dev)
{
+ acpi_handle handle = dev->data;
acpi_status status;
struct acpipnp_parse_option_s parse_data;
@@ -959,9 +964,9 @@ static void pnpacpi_encode_fixed_mem32(struct acpi_resource *resource,
fixed_memory32->address_length = p->end - p->start + 1;
}
-int pnpacpi_encode_resources(struct pnp_resource_table *res_table,
- struct acpi_buffer *buffer)
+int pnpacpi_encode_resources(struct pnp_dev *dev, struct acpi_buffer *buffer)
{
+ struct pnp_resource_table *res_table = &dev->res;
int i = 0;
/* pnpacpi_build_resource_template allocates extra mem */
int res_cnt = (buffer->length - 1) / sizeof(struct acpi_resource) - 1;