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Diffstat (limited to 'drivers/media/dvb/bt8xx')
-rw-r--r--drivers/media/dvb/bt8xx/bt878.c4
-rw-r--r--drivers/media/dvb/bt8xx/bt878.h4
-rw-r--r--drivers/media/dvb/bt8xx/dst.c14
-rw-r--r--drivers/media/dvb/bt8xx/dst_ca.c6
-rw-r--r--drivers/media/dvb/bt8xx/dst_common.h3
-rw-r--r--drivers/media/dvb/bt8xx/dvb-bt8xx.c12
-rw-r--r--drivers/media/dvb/bt8xx/dvb-bt8xx.h3
7 files changed, 25 insertions, 21 deletions
diff --git a/drivers/media/dvb/bt8xx/bt878.c b/drivers/media/dvb/bt8xx/bt878.c
index 34c3189a1a33..d276ce6b3661 100644
--- a/drivers/media/dvb/bt8xx/bt878.c
+++ b/drivers/media/dvb/bt8xx/bt878.c
@@ -344,7 +344,7 @@ bt878_device_control(struct bt878 *bt, unsigned int cmd, union dst_gpio_packet *
int retval;
retval = 0;
- if (down_interruptible (&bt->gpio_lock))
+ if (mutex_lock_interruptible(&bt->gpio_lock))
return -ERESTARTSYS;
/* special gpio signal */
switch (cmd) {
@@ -375,7 +375,7 @@ bt878_device_control(struct bt878 *bt, unsigned int cmd, union dst_gpio_packet *
retval = -EINVAL;
break;
}
- up(&bt->gpio_lock);
+ mutex_unlock(&bt->gpio_lock);
return retval;
}
diff --git a/drivers/media/dvb/bt8xx/bt878.h b/drivers/media/dvb/bt8xx/bt878.h
index 9faf93770d08..f685bc129609 100644
--- a/drivers/media/dvb/bt8xx/bt878.h
+++ b/drivers/media/dvb/bt8xx/bt878.h
@@ -25,6 +25,8 @@
#include <linux/pci.h>
#include <linux/sched.h>
#include <linux/spinlock.h>
+#include <linux/mutex.h>
+
#include "bt848.h"
#include "bttv.h"
@@ -108,7 +110,7 @@ struct cards {
extern int bt878_num;
struct bt878 {
- struct semaphore gpio_lock;
+ struct mutex gpio_lock;
unsigned int nr;
unsigned int bttv_nr;
struct i2c_adapter *adapter;
diff --git a/drivers/media/dvb/bt8xx/dst.c b/drivers/media/dvb/bt8xx/dst.c
index 3a2ff1cc24b7..d800df1212c5 100644
--- a/drivers/media/dvb/bt8xx/dst.c
+++ b/drivers/media/dvb/bt8xx/dst.c
@@ -910,7 +910,7 @@ static int dst_get_device_id(struct dst_state *state)
static int dst_probe(struct dst_state *state)
{
- sema_init(&state->dst_mutex, 1);
+ mutex_init(&state->dst_mutex);
if ((rdc_8820_reset(state)) < 0) {
dprintk(verbose, DST_ERROR, 1, "RDC 8820 RESET Failed.");
return -1;
@@ -962,7 +962,7 @@ int dst_command(struct dst_state *state, u8 *data, u8 len)
{
u8 reply;
- down(&state->dst_mutex);
+ mutex_lock(&state->dst_mutex);
if ((dst_comm_init(state)) < 0) {
dprintk(verbose, DST_NOTICE, 1, "DST Communication Initialization Failed.");
goto error;
@@ -1013,11 +1013,11 @@ int dst_command(struct dst_state *state, u8 *data, u8 len)
dprintk(verbose, DST_INFO, 1, "checksum failure");
goto error;
}
- up(&state->dst_mutex);
+ mutex_unlock(&state->dst_mutex);
return 0;
error:
- up(&state->dst_mutex);
+ mutex_unlock(&state->dst_mutex);
return -EIO;
}
@@ -1128,7 +1128,7 @@ static int dst_write_tuna(struct dvb_frontend *fe)
dst_set_voltage(fe, SEC_VOLTAGE_13);
}
state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
- down(&state->dst_mutex);
+ mutex_lock(&state->dst_mutex);
if ((dst_comm_init(state)) < 0) {
dprintk(verbose, DST_DEBUG, 1, "DST Communication initialization failed.");
goto error;
@@ -1160,11 +1160,11 @@ static int dst_write_tuna(struct dvb_frontend *fe)
state->diseq_flags |= ATTEMPT_TUNE;
retval = dst_get_tuna(state);
werr:
- up(&state->dst_mutex);
+ mutex_unlock(&state->dst_mutex);
return retval;
error:
- up(&state->dst_mutex);
+ mutex_unlock(&state->dst_mutex);
return -EIO;
}
diff --git a/drivers/media/dvb/bt8xx/dst_ca.c b/drivers/media/dvb/bt8xx/dst_ca.c
index c650b4bf7f5f..f6b49a801eba 100644
--- a/drivers/media/dvb/bt8xx/dst_ca.c
+++ b/drivers/media/dvb/bt8xx/dst_ca.c
@@ -81,7 +81,7 @@ static int dst_ci_command(struct dst_state* state, u8 * data, u8 *ca_string, u8
{
u8 reply;
- down(&state->dst_mutex);
+ mutex_lock(&state->dst_mutex);
dst_comm_init(state);
msleep(65);
@@ -110,11 +110,11 @@ static int dst_ci_command(struct dst_state* state, u8 * data, u8 *ca_string, u8
goto error;
}
}
- up(&state->dst_mutex);
+ mutex_unlock(&state->dst_mutex);
return 0;
error:
- up(&state->dst_mutex);
+ mutex_unlock(&state->dst_mutex);
return -EIO;
}
diff --git a/drivers/media/dvb/bt8xx/dst_common.h b/drivers/media/dvb/bt8xx/dst_common.h
index 81557f38fe38..51d4e043716c 100644
--- a/drivers/media/dvb/bt8xx/dst_common.h
+++ b/drivers/media/dvb/bt8xx/dst_common.h
@@ -25,6 +25,7 @@
#include <linux/smp_lock.h>
#include <linux/dvb/frontend.h>
#include <linux/device.h>
+#include <linux/mutex.h>
#include "bt878.h"
#include "dst_ca.h"
@@ -121,7 +122,7 @@ struct dst_state {
u8 vendor[8];
u8 board_info[8];
- struct semaphore dst_mutex;
+ struct mutex dst_mutex;
};
struct dst_types {
diff --git a/drivers/media/dvb/bt8xx/dvb-bt8xx.c b/drivers/media/dvb/bt8xx/dvb-bt8xx.c
index ea27b15007e9..1649846f9ceb 100644
--- a/drivers/media/dvb/bt8xx/dvb-bt8xx.c
+++ b/drivers/media/dvb/bt8xx/dvb-bt8xx.c
@@ -76,13 +76,13 @@ static int dvb_bt8xx_start_feed(struct dvb_demux_feed *dvbdmxfeed)
if (!dvbdmx->dmx.frontend)
return -EINVAL;
- down(&card->lock);
+ mutex_lock(&card->lock);
card->nfeeds++;
rc = card->nfeeds;
if (card->nfeeds == 1)
bt878_start(card->bt, card->gpio_mode,
card->op_sync_orin, card->irq_err_ignore);
- up(&card->lock);
+ mutex_unlock(&card->lock);
return rc;
}
@@ -96,11 +96,11 @@ static int dvb_bt8xx_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
if (!dvbdmx->dmx.frontend)
return -EINVAL;
- down(&card->lock);
+ mutex_lock(&card->lock);
card->nfeeds--;
if (card->nfeeds == 0)
bt878_stop(card->bt);
- up(&card->lock);
+ mutex_unlock(&card->lock);
return 0;
}
@@ -788,7 +788,7 @@ static int dvb_bt8xx_probe(struct bttv_sub_device *sub)
if (!(card = kzalloc(sizeof(struct dvb_bt8xx_card), GFP_KERNEL)))
return -ENOMEM;
- init_MUTEX(&card->lock);
+ mutex_init(&card->lock);
card->bttv_nr = sub->core->nr;
strncpy(card->card_name, sub->core->name, sizeof(sub->core->name));
card->i2c_adapter = &sub->core->i2c_adap;
@@ -881,7 +881,7 @@ static int dvb_bt8xx_probe(struct bttv_sub_device *sub)
return -EFAULT;
}
- init_MUTEX(&card->bt->gpio_lock);
+ mutex_init(&card->bt->gpio_lock);
card->bt->bttv_nr = sub->core->nr;
if ( (ret = dvb_bt8xx_load_card(card, sub->core->type)) ) {
diff --git a/drivers/media/dvb/bt8xx/dvb-bt8xx.h b/drivers/media/dvb/bt8xx/dvb-bt8xx.h
index cf035a80361c..00dd9fa54c82 100644
--- a/drivers/media/dvb/bt8xx/dvb-bt8xx.h
+++ b/drivers/media/dvb/bt8xx/dvb-bt8xx.h
@@ -26,6 +26,7 @@
#define DVB_BT8XX_H
#include <linux/i2c.h>
+#include <linux/mutex.h>
#include "dvbdev.h"
#include "dvb_net.h"
#include "bttv.h"
@@ -38,7 +39,7 @@
#include "lgdt330x.h"
struct dvb_bt8xx_card {
- struct semaphore lock;
+ struct mutex lock;
int nfeeds;
char card_name[32];
struct dvb_adapter dvb_adapter;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-28 00:00:06 +0100