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path: root/sound/pci/mixart/mixart_core.c
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Diffstat (limited to 'sound/pci/mixart/mixart_core.c')
-rw-r--r--sound/pci/mixart/mixart_core.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/sound/pci/mixart/mixart_core.c b/sound/pci/mixart/mixart_core.c
index 07c707d7ebb..406ac3a9d42 100644
--- a/sound/pci/mixart/mixart_core.c
+++ b/sound/pci/mixart/mixart_core.c
@@ -22,6 +22,8 @@
#include <sound/driver.h>
#include <linux/interrupt.h>
+#include <linux/mutex.h>
+
#include <asm/io.h>
#include <sound/core.h>
#include "mixart.h"
@@ -239,7 +241,7 @@ int snd_mixart_send_msg(struct mixart_mgr *mgr, struct mixart_msg *request, int
wait_queue_t wait;
long timeout;
- down(&mgr->msg_mutex);
+ mutex_lock(&mgr->msg_mutex);
init_waitqueue_entry(&wait, current);
@@ -248,7 +250,7 @@ int snd_mixart_send_msg(struct mixart_mgr *mgr, struct mixart_msg *request, int
err = send_msg(mgr, request, max_resp_size, 1, &msg_frame); /* send and mark the answer pending */
if (err) {
spin_unlock_irq(&mgr->msg_lock);
- up(&mgr->msg_mutex);
+ mutex_unlock(&mgr->msg_mutex);
return err;
}
@@ -260,7 +262,7 @@ int snd_mixart_send_msg(struct mixart_mgr *mgr, struct mixart_msg *request, int
if (! timeout) {
/* error - no ack */
- up(&mgr->msg_mutex);
+ mutex_unlock(&mgr->msg_mutex);
snd_printk(KERN_ERR "error: no reponse on msg %x\n", msg_frame);
return -EIO;
}
@@ -276,7 +278,7 @@ int snd_mixart_send_msg(struct mixart_mgr *mgr, struct mixart_msg *request, int
if( request->message_id != resp.message_id )
snd_printk(KERN_ERR "REPONSE ERROR!\n");
- up(&mgr->msg_mutex);
+ mutex_unlock(&mgr->msg_mutex);
return err;
}
@@ -292,7 +294,7 @@ int snd_mixart_send_msg_wait_notif(struct mixart_mgr *mgr,
snd_assert((notif_event & MSG_TYPE_MASK) == MSG_TYPE_NOTIFY, return -EINVAL);
snd_assert((notif_event & MSG_CANCEL_NOTIFY_MASK) == 0, return -EINVAL);
- down(&mgr->msg_mutex);
+ mutex_lock(&mgr->msg_mutex);
init_waitqueue_entry(&wait, current);
@@ -301,7 +303,7 @@ int snd_mixart_send_msg_wait_notif(struct mixart_mgr *mgr,
err = send_msg(mgr, request, MSG_DEFAULT_SIZE, 1, &notif_event); /* send and mark the notification event pending */
if(err) {
spin_unlock_irq(&mgr->msg_lock);
- up(&mgr->msg_mutex);
+ mutex_unlock(&mgr->msg_mutex);
return err;
}
@@ -313,12 +315,12 @@ int snd_mixart_send_msg_wait_notif(struct mixart_mgr *mgr,
if (! timeout) {
/* error - no ack */
- up(&mgr->msg_mutex);
+ mutex_unlock(&mgr->msg_mutex);
snd_printk(KERN_ERR "error: notification %x not received\n", notif_event);
return -EIO;
}
- up(&mgr->msg_mutex);
+ mutex_unlock(&mgr->msg_mutex);
return 0;
}