1 files changed, 24 insertions, 27 deletions

diff --git a/include/sound/hdsp.h b/include/sound/hdsp.h
index 7ce3aa67e5d6..25e1951a9955 100644
--- a/include/sound/hdsp.h
+++ b/include/sound/hdsp.h
@@ -21,17 +21,15 @@
 
 #define HDSP_MATRIX_MIXER_SIZE 2048
 
-typedef enum {
+enum HDSP_IO_Type {
         Digiface,
         Multiface,
         H9652,
         H9632,
         Undefined,
-} HDSP_IO_Type;
-
-typedef struct _snd_hdsp_peak_rms hdsp_peak_rms_t;
+};
 
-struct _snd_hdsp_peak_rms {
+struct hdsp_peak_rms {
         u32 input_peaks[26];
         u32 playback_peaks[26];
         u32 output_peaks[28];
@@ -41,11 +39,9 @@ struct _snd_hdsp_peak_rms {
         u64 output_rms[26];
 };
 
-#define SNDRV_HDSP_IOCTL_GET_PEAK_RMS _IOR('H', 0x40, hdsp_peak_rms_t)
+#define SNDRV_HDSP_IOCTL_GET_PEAK_RMS _IOR('H', 0x40, struct hdsp_peak_rms)
 
-typedef struct _snd_hdsp_config_info hdsp_config_info_t;
-
-struct _snd_hdsp_config_info {
+struct hdsp_config_info {
         unsigned char pref_sync_ref;
         unsigned char wordclock_sync_check;
         unsigned char spdif_sync_check;
@@ -71,40 +67,41 @@ struct _snd_hdsp_config_info {
         unsigned char analog_extension_board;
 };
 
-#define SNDRV_HDSP_IOCTL_GET_CONFIG_INFO _IOR('H', 0x41, hdsp_config_info_t)
-
-typedef struct _snd_hdsp_firmware hdsp_firmware_t;
+#define SNDRV_HDSP_IOCTL_GET_CONFIG_INFO _IOR('H', 0x41, struct hdsp_config_info)
 
-struct _snd_hdsp_firmware {
+struct hdsp_firmware {
         void __user *firmware_data;     /* 24413 x 4 bytes */
 };
 
-#define SNDRV_HDSP_IOCTL_UPLOAD_FIRMWARE _IOW('H', 0x42, hdsp_firmware_t)
+#define SNDRV_HDSP_IOCTL_UPLOAD_FIRMWARE _IOW('H', 0x42, struct hdsp_firmware)
 
-typedef struct _snd_hdsp_version hdsp_version_t;
-
-struct _snd_hdsp_version {
-        HDSP_IO_Type io_type;
+struct hdsp_version {
+        enum HDSP_IO_Type io_type;
         unsigned short firmware_rev;
 };
 
-#define SNDRV_HDSP_IOCTL_GET_VERSION _IOR('H', 0x43, hdsp_version_t)
-
-typedef struct _snd_hdsp_mixer hdsp_mixer_t;
+#define SNDRV_HDSP_IOCTL_GET_VERSION _IOR('H', 0x43, struct hdsp_version)
 
-struct _snd_hdsp_mixer {
+struct hdsp_mixer {
         unsigned short matrix[HDSP_MATRIX_MIXER_SIZE];
 };
 
-#define SNDRV_HDSP_IOCTL_GET_MIXER _IOR('H', 0x44, hdsp_mixer_t)
+#define SNDRV_HDSP_IOCTL_GET_MIXER _IOR('H', 0x44, struct hdsp_mixer)
 
-typedef struct _snd_hdsp_9632_aeb hdsp_9632_aeb_t;
-
-struct _snd_hdsp_9632_aeb {
+struct hdsp_9632_aeb {
         int aebi;
         int aebo;
 };
 
-#define SNDRV_HDSP_IOCTL_GET_9632_AEB _IOR('H', 0x45, hdsp_9632_aeb_t)
+#define SNDRV_HDSP_IOCTL_GET_9632_AEB _IOR('H', 0x45, struct hdsp_9632_aeb)
+
+/* typedefs for compatibility to user-space */
+typedef enum HDSP_IO_Type HDSP_IO_Type;
+typedef struct hdsp_peak_rms hdsp_peak_rms_t;
+typedef struct hdsp_config_info hdsp_config_info_t;
+typedef struct hdsp_firmware hdsp_firmware_t;
+typedef struct hdsp_version hdsp_version_t;
+typedef struct hdsp_mixer hdsp_mixer_t;
+typedef struct hdsp_9632_aeb hdsp_9632_aeb_t;
 
 #endif /* __SOUND_HDSP_H */