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path: root/drivers/pcmcia/rsrc_nonstatic.c
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Diffstat (limited to 'drivers/pcmcia/rsrc_nonstatic.c')
-rw-r--r--drivers/pcmcia/rsrc_nonstatic.c41
1 files changed, 20 insertions, 21 deletions
diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c
index 5301ac60358f..0f8b157c9717 100644
--- a/drivers/pcmcia/rsrc_nonstatic.c
+++ b/drivers/pcmcia/rsrc_nonstatic.c
@@ -12,7 +12,6 @@
* (C) 1999 David A. Hinds
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
@@ -61,7 +60,7 @@ struct socket_data {
unsigned int rsrc_mem_probe;
};
-static DECLARE_MUTEX(rsrc_sem);
+static DEFINE_MUTEX(rsrc_mutex);
#define MEM_PROBE_LOW (1 << 0)
#define MEM_PROBE_HIGH (1 << 1)
@@ -484,7 +483,7 @@ static int validate_mem(struct pcmcia_socket *s, unsigned int probe_mask)
/*
- * Locking note: Must be called with skt_sem held!
+ * Locking note: Must be called with skt_mutex held!
*/
static int pcmcia_nonstatic_validate_mem(struct pcmcia_socket *s)
{
@@ -495,7 +494,7 @@ static int pcmcia_nonstatic_validate_mem(struct pcmcia_socket *s)
if (!probe_mem)
return 0;
- down(&rsrc_sem);
+ mutex_lock(&rsrc_mutex);
if (s->features & SS_CAP_PAGE_REGS)
probe_mask = MEM_PROBE_HIGH;
@@ -507,7 +506,7 @@ static int pcmcia_nonstatic_validate_mem(struct pcmcia_socket *s)
s_data->rsrc_mem_probe |= probe_mask;
}
- up(&rsrc_sem);
+ mutex_unlock(&rsrc_mutex);
return ret;
}
@@ -585,7 +584,7 @@ static int nonstatic_adjust_io_region(struct resource *res, unsigned long r_star
struct socket_data *s_data = s->resource_data;
int ret = -ENOMEM;
- down(&rsrc_sem);
+ mutex_lock(&rsrc_mutex);
for (m = s_data->io_db.next; m != &s_data->io_db; m = m->next) {
unsigned long start = m->base;
unsigned long end = m->base + m->num - 1;
@@ -596,7 +595,7 @@ static int nonstatic_adjust_io_region(struct resource *res, unsigned long r_star
ret = adjust_resource(res, r_start, r_end - r_start + 1);
break;
}
- up(&rsrc_sem);
+ mutex_unlock(&rsrc_mutex);
return ret;
}
@@ -630,7 +629,7 @@ static struct resource *nonstatic_find_io_region(unsigned long base, int num,
data.offset = base & data.mask;
data.map = &s_data->io_db;
- down(&rsrc_sem);
+ mutex_lock(&rsrc_mutex);
#ifdef CONFIG_PCI
if (s->cb_dev) {
ret = pci_bus_alloc_resource(s->cb_dev->bus, res, num, 1,
@@ -639,7 +638,7 @@ static struct resource *nonstatic_find_io_region(unsigned long base, int num,
#endif
ret = allocate_resource(&ioport_resource, res, num, min, ~0UL,
1, pcmcia_align, &data);
- up(&rsrc_sem);
+ mutex_unlock(&rsrc_mutex);
if (ret != 0) {
kfree(res);
@@ -672,7 +671,7 @@ static struct resource * nonstatic_find_mem_region(u_long base, u_long num,
min = 0x100000UL + base;
}
- down(&rsrc_sem);
+ mutex_lock(&rsrc_mutex);
#ifdef CONFIG_PCI
if (s->cb_dev) {
ret = pci_bus_alloc_resource(s->cb_dev->bus, res, num,
@@ -682,7 +681,7 @@ static struct resource * nonstatic_find_mem_region(u_long base, u_long num,
#endif
ret = allocate_resource(&iomem_resource, res, num, min,
max, 1, pcmcia_align, &data);
- up(&rsrc_sem);
+ mutex_unlock(&rsrc_mutex);
if (ret == 0 || low)
break;
low = 1;
@@ -705,7 +704,7 @@ static int adjust_memory(struct pcmcia_socket *s, unsigned int action, unsigned
if (end < start)
return -EINVAL;
- down(&rsrc_sem);
+ mutex_lock(&rsrc_mutex);
switch (action) {
case ADD_MANAGED_RESOURCE:
ret = add_interval(&data->mem_db, start, size);
@@ -723,7 +722,7 @@ static int adjust_memory(struct pcmcia_socket *s, unsigned int action, unsigned
default:
ret = -EINVAL;
}
- up(&rsrc_sem);
+ mutex_unlock(&rsrc_mutex);
return ret;
}
@@ -741,7 +740,7 @@ static int adjust_io(struct pcmcia_socket *s, unsigned int action, unsigned long
if (end > IO_SPACE_LIMIT)
return -EINVAL;
- down(&rsrc_sem);
+ mutex_lock(&rsrc_mutex);
switch (action) {
case ADD_MANAGED_RESOURCE:
if (add_interval(&data->io_db, start, size) != 0) {
@@ -760,7 +759,7 @@ static int adjust_io(struct pcmcia_socket *s, unsigned int action, unsigned long
ret = -EINVAL;
break;
}
- up(&rsrc_sem);
+ mutex_unlock(&rsrc_mutex);
return ret;
}
@@ -867,7 +866,7 @@ static void nonstatic_release_resource_db(struct pcmcia_socket *s)
struct socket_data *data = s->resource_data;
struct resource_map *p, *q;
- down(&rsrc_sem);
+ mutex_lock(&rsrc_mutex);
for (p = data->mem_db.next; p != &data->mem_db; p = q) {
q = p->next;
kfree(p);
@@ -876,7 +875,7 @@ static void nonstatic_release_resource_db(struct pcmcia_socket *s)
q = p->next;
kfree(p);
}
- up(&rsrc_sem);
+ mutex_unlock(&rsrc_mutex);
}
@@ -901,7 +900,7 @@ static ssize_t show_io_db(struct class_device *class_dev, char *buf)
struct resource_map *p;
ssize_t ret = 0;
- down(&rsrc_sem);
+ mutex_lock(&rsrc_mutex);
data = s->resource_data;
for (p = data->io_db.next; p != &data->io_db; p = p->next) {
@@ -913,7 +912,7 @@ static ssize_t show_io_db(struct class_device *class_dev, char *buf)
((unsigned long) p->base + p->num - 1));
}
- up(&rsrc_sem);
+ mutex_unlock(&rsrc_mutex);
return (ret);
}
@@ -953,7 +952,7 @@ static ssize_t show_mem_db(struct class_device *class_dev, char *buf)
struct resource_map *p;
ssize_t ret = 0;
- down(&rsrc_sem);
+ mutex_lock(&rsrc_mutex);
data = s->resource_data;
for (p = data->mem_db.next; p != &data->mem_db; p = p->next) {
@@ -965,7 +964,7 @@ static ssize_t show_mem_db(struct class_device *class_dev, char *buf)
((unsigned long) p->base + p->num - 1));
}
- up(&rsrc_sem);
+ mutex_unlock(&rsrc_mutex);
return (ret);
}