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List: git-commits-head
Subject: PNP: make pnp_resource_table private to PNP core
From: Linux Kernel Mailing List <linux-kernel () vger ! kernel ! org>
Date: 2008-04-30 19:38:00
Message-ID: 200804301938.m3UJc0ZZ014997 () hera ! kernel ! org
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Gitweb: http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=02d83b5da3efa3c278ce87db2637f3dd6837166d
Commit: 02d83b5da3efa3c278ce87db2637f3dd6837166d
Parent: 8766ad0ce8621aa6f0e4a91ef355509cc3364d5b
Author: Bjorn Helgaas <bjorn.helgaas@hp.com>
AuthorDate: Mon Apr 28 16:34:28 2008 -0600
Committer: Len Brown <len.brown@intel.com>
CommitDate: Tue Apr 29 03:22:27 2008 -0400
PNP: make pnp_resource_table private to PNP core
There are no remaining references to the PNP_MAX_* constants or
the pnp_resource_table structure outside of the PNP core. Make
them private to the PNP core.
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>
---
drivers/pnp/base.h | 12 ++++++++++++
drivers/pnp/core.c | 8 ++++++++
drivers/pnp/isapnp/core.c | 4 ++--
drivers/pnp/manager.c | 16 ++++++++--------
drivers/pnp/pnpacpi/rsparser.c | 10 ++++++----
drivers/pnp/pnpbios/rsparser.c | 8 ++++----
drivers/pnp/resource.c | 2 +-
include/linux/pnp.h | 14 ++------------
8 files changed, 43 insertions(+), 31 deletions(-)
diff --git a/drivers/pnp/base.h b/drivers/pnp/base.h
index e739d4b..b888a5f 100644
--- a/drivers/pnp/base.h
+++ b/drivers/pnp/base.h
@@ -20,3 +20,15 @@ int pnp_check_dma(struct pnp_dev *dev, struct resource *res);
void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc);
void pnp_init_resource(struct resource *res);
+
+#define PNP_MAX_PORT 40
+#define PNP_MAX_MEM 24
+#define PNP_MAX_IRQ 2
+#define PNP_MAX_DMA 2
+
+struct pnp_resource_table {
+ struct resource port_resource[PNP_MAX_PORT];
+ struct resource mem_resource[PNP_MAX_MEM];
+ struct resource dma_resource[PNP_MAX_DMA];
+ struct resource irq_resource[PNP_MAX_IRQ];
+};
diff --git a/drivers/pnp/core.c b/drivers/pnp/core.c
index cf37701..20771b7 100644
--- a/drivers/pnp/core.c
+++ b/drivers/pnp/core.c
@@ -106,6 +106,7 @@ static void pnp_release_device(struct device *dmdev)
pnp_free_option(dev->independent);
pnp_free_option(dev->dependent);
pnp_free_ids(dev);
+ kfree(dev->res);
kfree(dev);
}
@@ -118,6 +119,12 @@ struct pnp_dev *pnp_alloc_dev(struct pnp_protocol *protocol, int id, char *pnpid
if (!dev)
return NULL;
+ dev->res = kzalloc(sizeof(struct pnp_resource_table), GFP_KERNEL);
+ if (!dev->res) {
+ kfree(dev);
+ return NULL;
+ }
+
dev->protocol = protocol;
dev->number = id;
dev->dma_mask = DMA_24BIT_MASK;
@@ -133,6 +140,7 @@ struct pnp_dev *pnp_alloc_dev(struct pnp_protocol *protocol, int id, char *pnpid
dev_id = pnp_add_id(dev, pnpid);
if (!dev_id) {
+ kfree(dev->res);
kfree(dev);
return NULL;
}
diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c
index 990d8cd..4407e84 100644
--- a/drivers/pnp/isapnp/core.c
+++ b/drivers/pnp/isapnp/core.c
@@ -931,7 +931,7 @@ EXPORT_SYMBOL(isapnp_write_byte);
static int isapnp_read_resources(struct pnp_dev *dev)
{
- struct pnp_resource_table *res = &dev->res;
+ struct pnp_resource_table *res = dev->res;
int tmp, ret;
dev->active = isapnp_read_byte(ISAPNP_CFG_ACTIVATE);
@@ -987,7 +987,7 @@ static int isapnp_get_resources(struct pnp_dev *dev)
static int isapnp_set_resources(struct pnp_dev *dev)
{
- struct pnp_resource_table *res = &dev->res;
+ struct pnp_resource_table *res = dev->res;
int tmp;
dev_dbg(&dev->dev, "set resources\n");
diff --git a/drivers/pnp/manager.c b/drivers/pnp/manager.c
index 7c5ebdd..46a5e0e 100644
--- a/drivers/pnp/manager.c
+++ b/drivers/pnp/manager.c
@@ -247,22 +247,22 @@ void pnp_init_resources(struct pnp_dev *dev)
int idx;
for (idx = 0; idx < PNP_MAX_IRQ; idx++) {
- res = &dev->res.irq_resource[idx];
+ res = &dev->res->irq_resource[idx];
res->flags = IORESOURCE_IRQ;
pnp_init_resource(res);
}
for (idx = 0; idx < PNP_MAX_DMA; idx++) {
- res = &dev->res.dma_resource[idx];
+ res = &dev->res->dma_resource[idx];
res->flags = IORESOURCE_DMA;
pnp_init_resource(res);
}
for (idx = 0; idx < PNP_MAX_PORT; idx++) {
- res = &dev->res.port_resource[idx];
+ res = &dev->res->port_resource[idx];
res->flags = IORESOURCE_IO;
pnp_init_resource(res);
}
for (idx = 0; idx < PNP_MAX_MEM; idx++) {
- res = &dev->res.mem_resource[idx];
+ res = &dev->res->mem_resource[idx];
res->flags = IORESOURCE_MEM;
pnp_init_resource(res);
}
@@ -278,28 +278,28 @@ static void pnp_clean_resource_table(struct pnp_dev *dev)
int idx;
for (idx = 0; idx < PNP_MAX_IRQ; idx++) {
- res = &dev->res.irq_resource[idx];
+ res = &dev->res->irq_resource[idx];
if (res->flags & IORESOURCE_AUTO) {
res->flags = IORESOURCE_IRQ;
pnp_init_resource(res);
}
}
for (idx = 0; idx < PNP_MAX_DMA; idx++) {
- res = &dev->res.dma_resource[idx];
+ res = &dev->res->dma_resource[idx];
if (res->flags & IORESOURCE_AUTO) {
res->flags = IORESOURCE_DMA;
pnp_init_resource(res);
}
}
for (idx = 0; idx < PNP_MAX_PORT; idx++) {
- res = &dev->res.port_resource[idx];
+ res = &dev->res->port_resource[idx];
if (res->flags & IORESOURCE_AUTO) {
res->flags = IORESOURCE_IO;
pnp_init_resource(res);
}
}
for (idx = 0; idx < PNP_MAX_MEM; idx++) {
- res = &dev->res.mem_resource[idx];
+ res = &dev->res->mem_resource[idx];
if (res->flags & IORESOURCE_AUTO) {
res->flags = IORESOURCE_MEM;
pnp_init_resource(res);
diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c
index 000a1b3..2669518 100644
--- a/drivers/pnp/pnpacpi/rsparser.c
+++ b/drivers/pnp/pnpacpi/rsparser.c
@@ -21,6 +21,8 @@
#include <linux/kernel.h>
#include <linux/acpi.h>
#include <linux/pci.h>
+#include <linux/pnp.h>
+#include "../base.h"
#include "pnpacpi.h"
#ifdef CONFIG_IA64
@@ -80,7 +82,7 @@ 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;
+ struct pnp_resource_table *res = dev->res;
int i = 0;
int irq;
int p, t;
@@ -176,7 +178,7 @@ static int dma_flags(int type, int bus_master, int transfer)
static void pnpacpi_parse_allocated_dmaresource(struct pnp_dev *dev,
u32 dma, int flags)
{
- struct pnp_resource_table *res = &dev->res;
+ struct pnp_resource_table *res = dev->res;
int i = 0;
static unsigned char warned;
@@ -202,7 +204,7 @@ static void pnpacpi_parse_allocated_dmaresource(struct pnp_dev *dev,
static void pnpacpi_parse_allocated_ioresource(struct pnp_dev *dev,
u64 io, u64 len, int io_decode)
{
- struct pnp_resource_table *res = &dev->res;
+ struct pnp_resource_table *res = dev->res;
int i = 0;
static unsigned char warned;
@@ -230,7 +232,7 @@ static void pnpacpi_parse_allocated_memresource(struct pnp_dev *dev,
u64 mem, u64 len,
int write_protect)
{
- struct pnp_resource_table *res = &dev->res;
+ struct pnp_resource_table *res = dev->res;
int i = 0;
static unsigned char warned;
diff --git a/drivers/pnp/pnpbios/rsparser.c b/drivers/pnp/pnpbios/rsparser.c
index c1f9e16..9f0538a 100644
--- a/drivers/pnp/pnpbios/rsparser.c
+++ b/drivers/pnp/pnpbios/rsparser.c
@@ -56,7 +56,7 @@ inline void pcibios_penalize_isa_irq(int irq, int active)
static void pnpbios_parse_allocated_irqresource(struct pnp_dev *dev, int irq)
{
- struct pnp_resource_table *res = &dev->res;
+ struct pnp_resource_table *res = dev->res;
int i = 0;
while (!(res->irq_resource[i].flags & IORESOURCE_UNSET)
@@ -76,7 +76,7 @@ static void pnpbios_parse_allocated_irqresource(struct pnp_dev *dev, int irq)
static void pnpbios_parse_allocated_dmaresource(struct pnp_dev *dev, int dma)
{
- struct pnp_resource_table *res = &dev->res;
+ struct pnp_resource_table *res = dev->res;
int i = 0;
while (i < PNP_MAX_DMA &&
@@ -96,7 +96,7 @@ static void pnpbios_parse_allocated_dmaresource(struct pnp_dev *dev, int dma)
static void pnpbios_parse_allocated_ioresource(struct pnp_dev *dev,
int io, int len)
{
- struct pnp_resource_table *res = &dev->res;
+ struct pnp_resource_table *res = dev->res;
int i = 0;
while (!(res->port_resource[i].flags & IORESOURCE_UNSET)
@@ -116,7 +116,7 @@ static void pnpbios_parse_allocated_ioresource(struct pnp_dev *dev,
static void pnpbios_parse_allocated_memresource(struct pnp_dev *dev,
int mem, int len)
{
- struct pnp_resource_table *res = &dev->res;
+ struct pnp_resource_table *res = dev->res;
int i = 0;
while (!(res->mem_resource[i].flags & IORESOURCE_UNSET)
diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c
index 8436281..f7adc7e 100644
--- a/drivers/pnp/resource.c
+++ b/drivers/pnp/resource.c
@@ -502,7 +502,7 @@ int pnp_check_dma(struct pnp_dev *dev, struct resource *res)
struct resource *pnp_get_resource(struct pnp_dev *dev,
unsigned int type, unsigned int num)
{
- struct pnp_resource_table *res = &dev->res;
+ struct pnp_resource_table *res = dev->res;
switch (type) {
case IORESOURCE_IO:
diff --git a/include/linux/pnp.h b/include/linux/pnp.h
index 1640562..a5487b6 100644
--- a/include/linux/pnp.h
+++ b/include/linux/pnp.h
@@ -13,14 +13,11 @@
#include <linux/errno.h>
#include <linux/mod_devicetable.h>
-#define PNP_MAX_PORT 40
-#define PNP_MAX_MEM 24
-#define PNP_MAX_IRQ 2
-#define PNP_MAX_DMA 2
#define PNP_NAME_LEN 50
struct pnp_protocol;
struct pnp_dev;
+struct pnp_resource_table;
/*
* Resource Management
@@ -184,13 +181,6 @@ struct pnp_option {
struct pnp_option *next; /* used to chain dependent resources */
};
-struct pnp_resource_table {
- struct resource port_resource[PNP_MAX_PORT];
- struct resource mem_resource[PNP_MAX_MEM];
- struct resource dma_resource[PNP_MAX_DMA];
- struct resource irq_resource[PNP_MAX_IRQ];
-};
-
/*
* Device Management
*/
@@ -260,7 +250,7 @@ struct pnp_dev {
int capabilities;
struct pnp_option *independent;
struct pnp_option *dependent;
- struct pnp_resource_table res;
+ struct pnp_resource_table *res;
char name[PNP_NAME_LEN]; /* contains a human-readable name */
unsigned short regs; /* ISAPnP: supported registers */
--
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