diff options
Diffstat (limited to 'sound/pci/mixart/mixart.h')
| -rw-r--r-- | sound/pci/mixart/mixart.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sound/pci/mixart/mixart.h b/sound/pci/mixart/mixart.h index 3e84863ca02c..561634d5c007 100644 --- a/sound/pci/mixart/mixart.h +++ b/sound/pci/mixart/mixart.h @@ -24,6 +24,7 @@ #define __SOUND_MIXART_H #include <linux/interrupt.h> +#include <linux/mutex.h> #include <sound/pcm.h> #define MIXART_DRIVER_VERSION 0x000100 /* 0.1.0 */ @@ -92,9 +93,9 @@ struct mixart_mgr { spinlock_t lock; /* interrupt spinlock */ spinlock_t msg_lock; /* mailbox spinlock */ - struct semaphore msg_mutex; /* mutex for blocking_requests */ + struct mutex msg_mutex; /* mutex for blocking_requests */ - struct semaphore setup_mutex; /* mutex used in hw_params, open and close */ + struct mutex setup_mutex; /* mutex used in hw_params, open and close */ /* hardware interface */ unsigned int dsp_loaded; /* bit flags of loaded dsp indices */ @@ -107,7 +108,7 @@ struct mixart_mgr { int sample_rate; int ref_count_rate; - struct semaphore mixer_mutex; /* mutex for mixer */ + struct mutex mixer_mutex; /* mutex for mixer */ }; |