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[PATCH] sem2mutex: drivers: raw, connector, dcdbas, ppp_generic

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Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Arjan van de Ven
2006-03-23 03:00:21 -08:00
committed by Linus Torvalds
parent 9cdf18279d
commit 8ed965d612
4 changed files with 45 additions and 41 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
drivers/firmware/dcdbas.c
View File

@@ -33,6 +33,7 @@
#include <linux/spinlock.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/mutex.h>
#include <asm/io.h>
#include <asm/semaphore.h>
@@ -48,7 +49,7 @@ static u8 *smi_data_buf;
static dma_addr_t smi_data_buf_handle;
static unsigned long smi_data_buf_size;
static u32 smi_data_buf_phys_addr;
static DECLARE_MUTEX(smi_data_lock);
static DEFINE_MUTEX(smi_data_lock);
static unsigned int host_control_action;
static unsigned int host_control_smi_type;
@@ -139,9 +140,9 @@ static ssize_t smi_data_buf_size_store(struct device *dev,
buf_size = simple_strtoul(buf, NULL, 10);
/* make sure SMI data buffer is at least buf_size */
down(&smi_data_lock);
mutex_lock(&smi_data_lock);
ret = smi_data_buf_realloc(buf_size);
up(&smi_data_lock);
mutex_unlock(&smi_data_lock);
if (ret)
return ret;
@@ -154,7 +155,7 @@ static ssize_t smi_data_read(struct kobject *kobj, char *buf, loff_t pos,
size_t max_read;
ssize_t ret;
down(&smi_data_lock);
mutex_lock(&smi_data_lock);
if (pos >= smi_data_buf_size) {
ret = 0;
@@ -165,7 +166,7 @@ static ssize_t smi_data_read(struct kobject *kobj, char *buf, loff_t pos,
ret = min(max_read, count);
memcpy(buf, smi_data_buf + pos, ret);
out:
up(&smi_data_lock);
mutex_unlock(&smi_data_lock);
return ret;
}
@@ -174,7 +175,7 @@ static ssize_t smi_data_write(struct kobject *kobj, char *buf, loff_t pos,
{
ssize_t ret;
down(&smi_data_lock);
mutex_lock(&smi_data_lock);
ret = smi_data_buf_realloc(pos + count);
if (ret)
@@ -183,7 +184,7 @@ static ssize_t smi_data_write(struct kobject *kobj, char *buf, loff_t pos,
memcpy(smi_data_buf + pos, buf, count);
ret = count;
out:
up(&smi_data_lock);
mutex_unlock(&smi_data_lock);
return ret;
}
@@ -201,9 +202,9 @@ static ssize_t host_control_action_store(struct device *dev,
ssize_t ret;
/* make sure buffer is available for host control command */
down(&smi_data_lock);
mutex_lock(&smi_data_lock);
ret = smi_data_buf_realloc(sizeof(struct apm_cmd));
up(&smi_data_lock);
mutex_unlock(&smi_data_lock);
if (ret)
return ret;
@@ -302,7 +303,7 @@ static ssize_t smi_request_store(struct device *dev,
unsigned long val = simple_strtoul(buf, NULL, 10);
ssize_t ret;
down(&smi_data_lock);
mutex_lock(&smi_data_lock);
if (smi_data_buf_size < sizeof(struct smi_cmd)) {
ret = -ENODEV;
@@ -334,7 +335,7 @@ static ssize_t smi_request_store(struct device *dev,
}
out:
up(&smi_data_lock);
mutex_unlock(&smi_data_lock);
return ret;
}