[ALSA] Remove xxx_t typedefs: PCM OSS-emulation

Modules: ALSA<-OSS emulation

Remove xxx_t typedefs from the core PCM OSS-emulation codes.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

10 files changed, 543 insertions, 533 deletions

diff --git a/include/sound/pcm_oss.h b/include/sound/pcm_oss.h
index 0b67c9d105af..fddaddde47b4 100644
--- a/include/sound/pcm_oss.h
+++ b/include/sound/pcm_oss.h
@@ -22,10 +22,7 @@
  *
  */
 
-typedef struct _snd_pcm_plugin snd_pcm_plugin_t;
-typedef struct _snd_pcm_oss_setup snd_pcm_oss_setup_t;
-
-struct _snd_pcm_oss_setup {
+struct snd_pcm_oss_setup {
 	char *task_name;
 	unsigned int disable:1,
 		     direct:1,
@@ -36,10 +33,10 @@ struct _snd_pcm_oss_setup {
 		     buggyptr:1;
 	unsigned int periods;
 	unsigned int period_size;
-	snd_pcm_oss_setup_t *next;
+	struct snd_pcm_oss_setup *next;
 };
 
-typedef struct _snd_pcm_oss_runtime {
+struct snd_pcm_oss_runtime {
 	unsigned params: 1,			/* format/parameter change */
 		 prepare: 1,			/* need to prepare the operation */
 		 trigger: 1,			/* trigger flag */
@@ -59,30 +56,30 @@ typedef struct _snd_pcm_oss_runtime {
 	size_t mmap_bytes;
 	char *buffer;				/* vmallocated period */
 	size_t buffer_used;			/* used length from period buffer */
-	snd_pcm_plugin_t *plugin_first;
-	snd_pcm_plugin_t *plugin_last;
+	struct snd_pcm_plugin *plugin_first;
+	struct snd_pcm_plugin *plugin_last;
 	unsigned int prev_hw_ptr_interrupt;
-} snd_pcm_oss_runtime_t;
+};
 
-typedef struct _snd_pcm_oss_file {
-	snd_pcm_substream_t *streams[2];
-} snd_pcm_oss_file_t;
+struct snd_pcm_oss_file {
+	struct snd_pcm_substream *streams[2];
+};
 
-typedef struct _snd_pcm_oss_substream {
+struct snd_pcm_oss_substream {
 	unsigned oss: 1;			/* oss mode */
-	snd_pcm_oss_setup_t *setup;		/* active setup */
-	snd_pcm_oss_file_t *file;
-} snd_pcm_oss_substream_t;
+	struct snd_pcm_oss_setup *setup;		/* active setup */
+	struct snd_pcm_oss_file *file;
+};
 
-typedef struct _snd_pcm_oss_stream {
-	snd_pcm_oss_setup_t *setup_list;	/* setup list */
+struct snd_pcm_oss_stream {
+	struct snd_pcm_oss_setup *setup_list;	/* setup list */
         struct semaphore setup_mutex;
-	snd_info_entry_t *proc_entry;
-} snd_pcm_oss_stream_t;
+	struct snd_info_entry *proc_entry;
+};
 
-typedef struct _snd_pcm_oss {
+struct snd_pcm_oss {
 	int reg;
 	unsigned int reg_mask;
-} snd_pcm_oss_t;
+};
 
 #endif /* __SOUND_PCM_OSS_H */
diff --git a/sound/core/oss/copy.c b/sound/core/oss/copy.c
index edecbe7417bd..d6a04c2d5a75 100644
--- a/sound/core/oss/copy.c
+++ b/sound/core/oss/copy.c
@@ -25,9 +25,9 @@
 #include <sound/pcm.h>
 #include "pcm_plugin.h"
 
-static snd_pcm_sframes_t copy_transfer(snd_pcm_plugin_t *plugin,
-			     const snd_pcm_plugin_channel_t *src_channels,
-			     snd_pcm_plugin_channel_t *dst_channels,
+static snd_pcm_sframes_t copy_transfer(struct snd_pcm_plugin *plugin,
+			     const struct snd_pcm_plugin_channel *src_channels,
+			     struct snd_pcm_plugin_channel *dst_channels,
 			     snd_pcm_uframes_t frames)
 {
 	unsigned int channel;
@@ -58,13 +58,13 @@ static snd_pcm_sframes_t copy_transfer(snd_pcm_plugin_t *plugin,
 	return frames;
 }
 
-int snd_pcm_plugin_build_copy(snd_pcm_plug_t *plug,
-			      snd_pcm_plugin_format_t *src_format,
-			      snd_pcm_plugin_format_t *dst_format,
-			      snd_pcm_plugin_t **r_plugin)
+int snd_pcm_plugin_build_copy(struct snd_pcm_substream *plug,
+			      struct snd_pcm_plugin_format *src_format,
+			      struct snd_pcm_plugin_format *dst_format,
+			      struct snd_pcm_plugin **r_plugin)
 {
 	int err;
-	snd_pcm_plugin_t *plugin;
+	struct snd_pcm_plugin *plugin;
 	int width;
 
 	snd_assert(r_plugin != NULL, return -ENXIO);
diff --git a/sound/core/oss/io.c b/sound/core/oss/io.c
index 63eca9aec961..322702e05f3e 100644
--- a/sound/core/oss/io.c
+++ b/sound/core/oss/io.c
@@ -35,9 +35,9 @@
  *  Basic io plugin
  */
  
-static snd_pcm_sframes_t io_playback_transfer(snd_pcm_plugin_t *plugin,
-				    const snd_pcm_plugin_channel_t *src_channels,
-				    snd_pcm_plugin_channel_t *dst_channels,
+static snd_pcm_sframes_t io_playback_transfer(struct snd_pcm_plugin *plugin,
+				    const struct snd_pcm_plugin_channel *src_channels,
+				    struct snd_pcm_plugin_channel *dst_channels,
 				    snd_pcm_uframes_t frames)
 {
 	snd_assert(plugin != NULL, return -ENXIO);
@@ -58,9 +58,9 @@ static snd_pcm_sframes_t io_playback_transfer(snd_pcm_plugin_t *plugin,
 	}
 }
  
-static snd_pcm_sframes_t io_capture_transfer(snd_pcm_plugin_t *plugin,
-				   const snd_pcm_plugin_channel_t *src_channels,
-				   snd_pcm_plugin_channel_t *dst_channels,
+static snd_pcm_sframes_t io_capture_transfer(struct snd_pcm_plugin *plugin,
+				   const struct snd_pcm_plugin_channel *src_channels,
+				   struct snd_pcm_plugin_channel *dst_channels,
 				   snd_pcm_uframes_t frames)
 {
 	snd_assert(plugin != NULL, return -ENXIO);
@@ -82,13 +82,13 @@ static snd_pcm_sframes_t io_capture_transfer(snd_pcm_plugin_t *plugin,
 	return 0;
 }
  
-static snd_pcm_sframes_t io_src_channels(snd_pcm_plugin_t *plugin,
+static snd_pcm_sframes_t io_src_channels(struct snd_pcm_plugin *plugin,
 			     snd_pcm_uframes_t frames,
-			     snd_pcm_plugin_channel_t **channels)
+			     struct snd_pcm_plugin_channel **channels)
 {
 	int err;
 	unsigned int channel;
-	snd_pcm_plugin_channel_t *v;
+	struct snd_pcm_plugin_channel *v;
 	err = snd_pcm_plugin_client_channels(plugin, frames, &v);
 	if (err < 0)
 		return err;
@@ -100,13 +100,13 @@ static snd_pcm_sframes_t io_src_channels(snd_pcm_plugin_t *plugin,
 	return frames;
 }
 
-int snd_pcm_plugin_build_io(snd_pcm_plug_t *plug,
-			    snd_pcm_hw_params_t *params,
-			    snd_pcm_plugin_t **r_plugin)
+int snd_pcm_plugin_build_io(struct snd_pcm_substream *plug,
+			    struct snd_pcm_hw_params *params,
+			    struct snd_pcm_plugin **r_plugin)
 {
 	int err;
-	snd_pcm_plugin_format_t format;
-	snd_pcm_plugin_t *plugin;
+	struct snd_pcm_plugin_format format;
+	struct snd_pcm_plugin *plugin;
 
 	snd_assert(r_plugin != NULL, return -ENXIO);
 	*r_plugin = NULL;
diff --git a/sound/core/oss/linear.c b/sound/core/oss/linear.c
index 12ed27a57b27..8cbfa415ce40 100644
--- a/sound/core/oss/linear.c
+++ b/sound/core/oss/linear.c
@@ -30,19 +30,19 @@
  *  Basic linear conversion plugin
  */
  
-typedef struct linear_private_data {
+struct linear_priv {
 	int conv;
-} linear_t;
+};
 
-static void convert(snd_pcm_plugin_t *plugin,
-		    const snd_pcm_plugin_channel_t *src_channels,
-		    snd_pcm_plugin_channel_t *dst_channels,
+static void convert(struct snd_pcm_plugin *plugin,
+		    const struct snd_pcm_plugin_channel *src_channels,
+		    struct snd_pcm_plugin_channel *dst_channels,
 		    snd_pcm_uframes_t frames)
 {
 #define CONV_LABELS
 #include "plugin_ops.h"
 #undef CONV_LABELS
-	linear_t *data = (linear_t *)plugin->extra_data;
+	struct linear_priv *data = (struct linear_priv *)plugin->extra_data;
 	void *conv = conv_labels[data->conv];
 	int channel;
 	int nchannels = plugin->src_format.channels;
@@ -75,15 +75,15 @@ static void convert(snd_pcm_plugin_t *plugin,
 	}
 }
 
-static snd_pcm_sframes_t linear_transfer(snd_pcm_plugin_t *plugin,
-			       const snd_pcm_plugin_channel_t *src_channels,
-			       snd_pcm_plugin_channel_t *dst_channels,
+static snd_pcm_sframes_t linear_transfer(struct snd_pcm_plugin *plugin,
+			       const struct snd_pcm_plugin_channel *src_channels,
+			       struct snd_pcm_plugin_channel *dst_channels,
 			       snd_pcm_uframes_t frames)
 {
-	linear_t *data;
+	struct linear_priv *data;
 
 	snd_assert(plugin != NULL && src_channels != NULL && dst_channels != NULL, return -ENXIO);
-	data = (linear_t *)plugin->extra_data;
+	data = (struct linear_priv *)plugin->extra_data;
 	if (frames == 0)
 		return 0;
 #ifdef CONFIG_SND_DEBUG
@@ -128,14 +128,14 @@ int conv_index(int src_format, int dst_format)
 	return src_width * 32 + src_endian * 16 + sign * 8 + dst_width * 2 + dst_endian;
 }
 
-int snd_pcm_plugin_build_linear(snd_pcm_plug_t *plug,
-				snd_pcm_plugin_format_t *src_format,
-				snd_pcm_plugin_format_t *dst_format,
-				snd_pcm_plugin_t **r_plugin)
+int snd_pcm_plugin_build_linear(struct snd_pcm_substream *plug,
+				struct snd_pcm_plugin_format *src_format,
+				struct snd_pcm_plugin_format *dst_format,
+				struct snd_pcm_plugin **r_plugin)
 {
 	int err;
-	struct linear_private_data *data;
-	snd_pcm_plugin_t *plugin;
+	struct linear_priv *data;
+	struct snd_pcm_plugin *plugin;
 
 	snd_assert(r_plugin != NULL, return -ENXIO);
 	*r_plugin = NULL;
@@ -147,10 +147,10 @@ int snd_pcm_plugin_build_linear(snd_pcm_plug_t *plug,
 
 	err = snd_pcm_plugin_build(plug, "linear format conversion",
 				   src_format, dst_format,
-				   sizeof(linear_t), &plugin);
+				   sizeof(struct linear_priv), &plugin);
 	if (err < 0)
 		return err;
-	data = (linear_t *)plugin->extra_data;
+	data = (struct linear_priv *)plugin->extra_data;
 	data->conv = conv_index(src_format->format, dst_format->format);
 	plugin->transfer = linear_transfer;
 	*r_plugin = plugin;
diff --git a/sound/core/oss/mulaw.c b/sound/core/oss/mulaw.c
index 44ec4c66eb19..14f5578ec7a7 100644
--- a/sound/core/oss/mulaw.c
+++ b/sound/core/oss/mulaw.c
@@ -139,25 +139,25 @@ static int ulaw2linear(unsigned char u_val)
  *  Basic Mu-Law plugin
  */
 
-typedef void (*mulaw_f)(snd_pcm_plugin_t *plugin,
-			const snd_pcm_plugin_channel_t *src_channels,
-			snd_pcm_plugin_channel_t *dst_channels,
+typedef void (*mulaw_f)(struct snd_pcm_plugin *plugin,
+			const struct snd_pcm_plugin_channel *src_channels,
+			struct snd_pcm_plugin_channel *dst_channels,
 			snd_pcm_uframes_t frames);
 
-typedef struct mulaw_private_data {
+struct mulaw_priv {
 	mulaw_f func;
 	int conv;
-} mulaw_t;
+};
 
-static void mulaw_decode(snd_pcm_plugin_t *plugin,
-			const snd_pcm_plugin_channel_t *src_channels,
-			snd_pcm_plugin_channel_t *dst_channels,
+static void mulaw_decode(struct snd_pcm_plugin *plugin,
+			const struct snd_pcm_plugin_channel *src_channels,
+			struct snd_pcm_plugin_channel *dst_channels,
 			snd_pcm_uframes_t frames)
 {
 #define PUT_S16_LABELS
 #include "plugin_ops.h"
 #undef PUT_S16_LABELS
-	mulaw_t *data = (mulaw_t *)plugin->extra_data;
+	struct mulaw_priv *data = (struct mulaw_priv *)plugin->extra_data;
 	void *put = put_s16_labels[data->conv];
 	int channel;
 	int nchannels = plugin->src_format.channels;
@@ -191,15 +191,15 @@ static void mulaw_decode(snd_pcm_plugin_t *plugin,
 	}
 }
 
-static void mulaw_encode(snd_pcm_plugin_t *plugin,
-			const snd_pcm_plugin_channel_t *src_channels,
-			snd_pcm_plugin_channel_t *dst_channels,
+static void mulaw_encode(struct snd_pcm_plugin *plugin,
+			const struct snd_pcm_plugin_channel *src_channels,
+			struct snd_pcm_plugin_channel *dst_channels,
 			snd_pcm_uframes_t frames)
 {
 #define GET_S16_LABELS
 #include "plugin_ops.h"
 #undef GET_S16_LABELS
-	mulaw_t *data = (mulaw_t *)plugin->extra_data;
+	struct mulaw_priv *data = (struct mulaw_priv *)plugin->extra_data;
 	void *get = get_s16_labels[data->conv];
 	int channel;
 	int nchannels = plugin->src_format.channels;
@@ -234,12 +234,12 @@ static void mulaw_encode(snd_pcm_plugin_t *plugin,
 	}
 }
 
-static snd_pcm_sframes_t mulaw_transfer(snd_pcm_plugin_t *plugin,
-			      const snd_pcm_plugin_channel_t *src_channels,
-			      snd_pcm_plugin_channel_t *dst_channels,
+static snd_pcm_sframes_t mulaw_transfer(struct snd_pcm_plugin *plugin,
+			      const struct snd_pcm_plugin_channel *src_channels,
+			      struct snd_pcm_plugin_channel *dst_channels,
 			      snd_pcm_uframes_t frames)
 {
-	mulaw_t *data;
+	struct mulaw_priv *data;
 
 	snd_assert(plugin != NULL && src_channels != NULL && dst_channels != NULL, return -ENXIO);
 	if (frames == 0)
@@ -257,20 +257,20 @@ static snd_pcm_sframes_t mulaw_transfer(snd_pcm_plugin_t *plugin,
 		}
 	}
 #endif
-	data = (mulaw_t *)plugin->extra_data;
+	data = (struct mulaw_priv *)plugin->extra_data;
 	data->func(plugin, src_channels, dst_channels, frames);
 	return frames;
 }
 
-int snd_pcm_plugin_build_mulaw(snd_pcm_plug_t *plug,
-			       snd_pcm_plugin_format_t *src_format,
-			       snd_pcm_plugin_format_t *dst_format,
-			       snd_pcm_plugin_t **r_plugin)
+int snd_pcm_plugin_build_mulaw(struct snd_pcm_substream *plug,
+			       struct snd_pcm_plugin_format *src_format,
+			       struct snd_pcm_plugin_format *dst_format,
+			       struct snd_pcm_plugin **r_plugin)
 {
 	int err;
-	mulaw_t *data;
-	snd_pcm_plugin_t *plugin;
-	snd_pcm_plugin_format_t *format;
+	struct mulaw_priv *data;
+	struct snd_pcm_plugin *plugin;
+	struct snd_pcm_plugin_format *format;
 	mulaw_f func;
 
 	snd_assert(r_plugin != NULL, return -ENXIO);
@@ -295,10 +295,10 @@ int snd_pcm_plugin_build_mulaw(snd_pcm_plug_t *plug,
 
 	err = snd_pcm_plugin_build(plug, "Mu-Law<->linear conversion",
 				   src_format, dst_format,
-				   sizeof(mulaw_t), &plugin);
+				   sizeof(struct mulaw_priv), &plugin);
 	if (err < 0)
 		return err;
-	data = (mulaw_t*)plugin->extra_data;
+	data = (struct mulaw_priv *)plugin->extra_data;
 	data->func = func;
 	data->conv = getput_index(format->format);
 	snd_assert(data->conv >= 0 && data->conv < 4*2*2, return -EINVAL);
diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c
index bcc970759134..ffc13b9194b7 100644
--- a/sound/core/oss/pcm_oss.c
+++ b/sound/core/oss/pcm_oss.c
@@ -61,10 +61,10 @@ MODULE_PARM_DESC(nonblock_open, "Don't block opening busy PCM devices.");
 MODULE_ALIAS_SNDRV_MINOR(SNDRV_MINOR_OSS_PCM);
 MODULE_ALIAS_SNDRV_MINOR(SNDRV_MINOR_OSS_PCM1);
 
-extern int snd_mixer_oss_ioctl_card(snd_card_t *card, unsigned int cmd, unsigned long arg);
-static int snd_pcm_oss_get_rate(snd_pcm_oss_file_t *pcm_oss_file);
-static int snd_pcm_oss_get_channels(snd_pcm_oss_file_t *pcm_oss_file);
-static int snd_pcm_oss_get_format(snd_pcm_oss_file_t *pcm_oss_file);
+extern int snd_mixer_oss_ioctl_card(struct snd_card *card, unsigned int cmd, unsigned long arg);
+static int snd_pcm_oss_get_rate(struct snd_pcm_oss_file *pcm_oss_file);
+static int snd_pcm_oss_get_channels(struct snd_pcm_oss_file *pcm_oss_file);
+static int snd_pcm_oss_get_format(struct snd_pcm_oss_file *pcm_oss_file);
 
 static inline mm_segment_t snd_enter_user(void)
 {
@@ -78,10 +78,10 @@ static inline void snd_leave_user(mm_segment_t fs)
 	set_fs(fs);
 }
 
-static int snd_pcm_oss_plugin_clear(snd_pcm_substream_t *substream)
+static int snd_pcm_oss_plugin_clear(struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
-	snd_pcm_plugin_t *plugin, *next;
+	struct snd_pcm_runtime *runtime = substream->runtime;
+	struct snd_pcm_plugin *plugin, *next;
 	
 	plugin = runtime->oss.plugin_first;
 	while (plugin) {
@@ -93,9 +93,9 @@ static int snd_pcm_oss_plugin_clear(snd_pcm_substream_t *substream)
 	return 0;
 }
 
-static int snd_pcm_plugin_insert(snd_pcm_plugin_t *plugin)
+static int snd_pcm_plugin_insert(struct snd_pcm_plugin *plugin)
 {
-	snd_pcm_runtime_t *runtime = plugin->plug->runtime;
+	struct snd_pcm_runtime *runtime = plugin->plug->runtime;
 	plugin->next = runtime->oss.plugin_first;
 	plugin->prev = NULL;
 	if (runtime->oss.plugin_first) {
@@ -108,9 +108,9 @@ static int snd_pcm_plugin_insert(snd_pcm_plugin_t *plugin)
 	return 0;
 }
 
-int snd_pcm_plugin_append(snd_pcm_plugin_t *plugin)
+int snd_pcm_plugin_append(struct snd_pcm_plugin *plugin)
 {
-	snd_pcm_runtime_t *runtime = plugin->plug->runtime;
+	struct snd_pcm_runtime *runtime = plugin->plug->runtime;
 	plugin->next = NULL;
 	plugin->prev = runtime->oss.plugin_last;
 	if (runtime->oss.plugin_last) {
@@ -123,9 +123,9 @@ int snd_pcm_plugin_append(snd_pcm_plugin_t *plugin)
 	return 0;
 }
 
-static long snd_pcm_oss_bytes(snd_pcm_substream_t *substream, long frames)
+static long snd_pcm_oss_bytes(struct snd_pcm_substream *substream, long frames)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	long buffer_size = snd_pcm_lib_buffer_bytes(substream);
 	long bytes = frames_to_bytes(runtime, frames);
 	if (buffer_size == runtime->oss.buffer_bytes)
@@ -142,9 +142,9 @@ static long snd_pcm_oss_bytes(snd_pcm_substream_t *substream, long frames)
 #endif
 }
 
-static long snd_pcm_alsa_frames(snd_pcm_substream_t *substream, long bytes)
+static long snd_pcm_alsa_frames(struct snd_pcm_substream *substream, long bytes)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	long buffer_size = snd_pcm_lib_buffer_bytes(substream);
 	if (buffer_size == runtime->oss.buffer_bytes)
 		return bytes_to_frames(runtime, bytes);
@@ -185,14 +185,14 @@ static int snd_pcm_oss_format_to(int format)
 	}
 }
 
-static int snd_pcm_oss_period_size(snd_pcm_substream_t *substream, 
-				   snd_pcm_hw_params_t *oss_params,
-				   snd_pcm_hw_params_t *slave_params)
+static int snd_pcm_oss_period_size(struct snd_pcm_substream *substream, 
+				   struct snd_pcm_hw_params *oss_params,
+				   struct snd_pcm_hw_params *slave_params)
 {
 	size_t s;
 	size_t oss_buffer_size, oss_period_size, oss_periods;
 	size_t min_period_size, max_period_size;
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	size_t oss_frame_size;
 
 	oss_frame_size = snd_pcm_format_physical_width(params_format(oss_params)) *
@@ -277,11 +277,11 @@ static int snd_pcm_oss_period_size(snd_pcm_substream_t *substream,
 	return 0;
 }
 
-static int choose_rate(snd_pcm_substream_t *substream,
-		       snd_pcm_hw_params_t *params, unsigned int best_rate)
+static int choose_rate(struct snd_pcm_substream *substream,
+		       struct snd_pcm_hw_params *params, unsigned int best_rate)
 {
-	snd_interval_t *it;
-	snd_pcm_hw_params_t *save;
+	struct snd_interval *it;
+	struct snd_pcm_hw_params *save;
 	unsigned int rate, prev;
 
 	save = kmalloc(sizeof(*save), GFP_KERNEL);
@@ -317,18 +317,18 @@ static int choose_rate(snd_pcm_substream_t *substream,
 	return snd_pcm_hw_param_near(substream, params, SNDRV_PCM_HW_PARAM_RATE, best_rate, NULL);
 }
 
-static int snd_pcm_oss_change_params(snd_pcm_substream_t *substream)
+static int snd_pcm_oss_change_params(struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
-	snd_pcm_hw_params_t *params, *sparams;
-	snd_pcm_sw_params_t *sw_params;
+	struct snd_pcm_runtime *runtime = substream->runtime;
+	struct snd_pcm_hw_params *params, *sparams;
+	struct snd_pcm_sw_params *sw_params;
 	ssize_t oss_buffer_size, oss_period_size;
 	size_t oss_frame_size;
 	int err;
 	int direct;
 	int format, sformat, n;
-	snd_mask_t sformat_mask;
-	snd_mask_t mask;
+	struct snd_mask sformat_mask;
+	struct snd_mask mask;
 
 	sw_params = kmalloc(sizeof(*sw_params), GFP_KERNEL);
 	params = kmalloc(sizeof(*params), GFP_KERNEL);
@@ -342,7 +342,7 @@ static int snd_pcm_oss_change_params(snd_pcm_substream_t *substream)
 	if (atomic_read(&runtime->mmap_count)) {
 		direct = 1;
 	} else {
-		snd_pcm_oss_setup_t *setup = substream->oss.setup;
+		struct snd_pcm_oss_setup *setup = substream->oss.setup;
 		direct = (setup != NULL && setup->direct);
 	}
 
@@ -424,7 +424,7 @@ static int snd_pcm_oss_change_params(snd_pcm_substream_t *substream)
 			goto failure;
 		}
 		if (runtime->oss.plugin_first) {
-			snd_pcm_plugin_t *plugin;
+			struct snd_pcm_plugin *plugin;
 			if ((err = snd_pcm_plugin_build_io(substream, sparams, &plugin)) < 0) {
 				snd_printd("snd_pcm_plugin_build_io failed: %i\n", err);
 				snd_pcm_oss_plugin_clear(substream);
@@ -540,10 +540,10 @@ failure:
 	return err;
 }
 
-static int snd_pcm_oss_get_active_substream(snd_pcm_oss_file_t *pcm_oss_file, snd_pcm_substream_t **r_substream)
+static int snd_pcm_oss_get_active_substream(struct snd_pcm_oss_file *pcm_oss_file, struct snd_pcm_substream **r_substream)
 {
 	int idx, err;
-	snd_pcm_substream_t *asubstream = NULL, *substream;
+	struct snd_pcm_substream *asubstream = NULL, *substream;
 
 	for (idx = 0; idx < 2; idx++) {
 		substream = pcm_oss_file->streams[idx];
@@ -563,10 +563,10 @@ static int snd_pcm_oss_get_active_substream(snd_pcm_oss_file_t *pcm_oss_file, sn
 	return 0;
 }
 
-static int snd_pcm_oss_prepare(snd_pcm_substream_t *substream)
+static int snd_pcm_oss_prepare(struct snd_pcm_substream *substream)
 {
 	int err;
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 
 	err = snd_pcm_kernel_ioctl(substream, SNDRV_PCM_IOCTL_PREPARE, NULL);
 	if (err < 0) {
@@ -581,9 +581,9 @@ static int snd_pcm_oss_prepare(snd_pcm_substream_t *substream)
 	return 0;
 }
 
-static int snd_pcm_oss_make_ready(snd_pcm_substream_t *substream)
+static int snd_pcm_oss_make_ready(struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_runtime *runtime;
 	int err;
 
 	if (substream == NULL)
@@ -602,9 +602,9 @@ static int snd_pcm_oss_make_ready(snd_pcm_substream_t *substream)
 	return 0;
 }
 
-static int snd_pcm_oss_capture_position_fixup(snd_pcm_substream_t *substream, snd_pcm_sframes_t *delay)
+static int snd_pcm_oss_capture_position_fixup(struct snd_pcm_substream *substream, snd_pcm_sframes_t *delay)
 {
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_runtime *runtime;
 	snd_pcm_uframes_t frames;
 	int err = 0;
 
@@ -627,9 +627,9 @@ static int snd_pcm_oss_capture_position_fixup(snd_pcm_substream_t *substream, sn
 	return err;
 }
 
-snd_pcm_sframes_t snd_pcm_oss_write3(snd_pcm_substream_t *substream, const char *ptr, snd_pcm_uframes_t frames, int in_kernel)
+snd_pcm_sframes_t snd_pcm_oss_write3(struct snd_pcm_substream *substream, const char *ptr, snd_pcm_uframes_t frames, int in_kernel)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	int ret;
 	while (1) {
 		if (runtime->status->state == SNDRV_PCM_STATE_XRUN ||
@@ -662,9 +662,9 @@ snd_pcm_sframes_t snd_pcm_oss_write3(snd_pcm_substream_t *substream, const char
 	return ret;
 }
 
-snd_pcm_sframes_t snd_pcm_oss_read3(snd_pcm_substream_t *substream, char *ptr, snd_pcm_uframes_t frames, int in_kernel)
+snd_pcm_sframes_t snd_pcm_oss_read3(struct snd_pcm_substream *substream, char *ptr, snd_pcm_uframes_t frames, int in_kernel)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	snd_pcm_sframes_t delay;
 	int ret;
 	while (1) {
@@ -709,9 +709,9 @@ snd_pcm_sframes_t snd_pcm_oss_read3(snd_pcm_substream_t *substream, char *ptr, s
 	return ret;
 }
 
-snd_pcm_sframes_t snd_pcm_oss_writev3(snd_pcm_substream_t *substream, void **bufs, snd_pcm_uframes_t frames, int in_kernel)
+snd_pcm_sframes_t snd_pcm_oss_writev3(struct snd_pcm_substream *substream, void **bufs, snd_pcm_uframes_t frames, int in_kernel)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	int ret;
 	while (1) {
 		if (runtime->status->state == SNDRV_PCM_STATE_XRUN ||
@@ -745,9 +745,9 @@ snd_pcm_sframes_t snd_pcm_oss_writev3(snd_pcm_substream_t *substream, void **buf
 	return ret;
 }
 	
-snd_pcm_sframes_t snd_pcm_oss_readv3(snd_pcm_substream_t *substream, void **bufs, snd_pcm_uframes_t frames, int in_kernel)
+snd_pcm_sframes_t snd_pcm_oss_readv3(struct snd_pcm_substream *substream, void **bufs, snd_pcm_uframes_t frames, int in_kernel)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	int ret;
 	while (1) {
 		if (runtime->status->state == SNDRV_PCM_STATE_XRUN ||
@@ -780,12 +780,12 @@ snd_pcm_sframes_t snd_pcm_oss_readv3(snd_pcm_substream_t *substream, void **bufs
 	return ret;
 }
 
-static ssize_t snd_pcm_oss_write2(snd_pcm_substream_t *substream, const char *buf, size_t bytes, int in_kernel)
+static ssize_t snd_pcm_oss_write2(struct snd_pcm_substream *substream, const char *buf, size_t bytes, int in_kernel)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	snd_pcm_sframes_t frames, frames1;
 	if (runtime->oss.plugin_first) {
-		snd_pcm_plugin_channel_t *channels;
+		struct snd_pcm_plugin_channel *channels;
 		size_t oss_frame_bytes = (runtime->oss.plugin_first->src_width * runtime->oss.plugin_first->src_format.channels) / 8;
 		if (!in_kernel) {
 			if (copy_from_user(runtime->oss.buffer, (const char __user *)buf, bytes))
@@ -810,11 +810,11 @@ static ssize_t snd_pcm_oss_write2(snd_pcm_substream_t *substream, const char *bu
 	return bytes;
 }
 
-static ssize_t snd_pcm_oss_write1(snd_pcm_substream_t *substream, const char __user *buf, size_t bytes)
+static ssize_t snd_pcm_oss_write1(struct snd_pcm_substream *substream, const char __user *buf, size_t bytes)
 {
 	size_t xfer = 0;
 	ssize_t tmp;
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 
 	if (atomic_read(&runtime->mmap_count))
 		return -ENXIO;
@@ -867,13 +867,13 @@ static ssize_t snd_pcm_oss_write1(snd_pcm_substream_t *substream, const char __u
 	return xfer;
 }
 
-static ssize_t snd_pcm_oss_read2(snd_pcm_substream_t *substream, char *buf, size_t bytes, int in_kernel)
+static ssize_t snd_pcm_oss_read2(struct snd_pcm_substream *substream, char *buf, size_t bytes, int in_kernel)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	snd_pcm_sframes_t frames, frames1;
 	char __user *final_dst = (char __user *)buf;
 	if (runtime->oss.plugin_first) {
-		snd_pcm_plugin_channel_t *channels;
+		struct snd_pcm_plugin_channel *channels;
 		size_t oss_frame_bytes = (runtime->oss.plugin_last->dst_width * runtime->oss.plugin_last->dst_format.channels) / 8;
 		if (!in_kernel)
 			buf = runtime->oss.buffer;
@@ -897,11 +897,11 @@ static ssize_t snd_pcm_oss_read2(snd_pcm_substream_t *substream, char *buf, size
 	return bytes;
 }
 
-static ssize_t snd_pcm_oss_read1(snd_pcm_substream_t *substream, char __user *buf, size_t bytes)
+static ssize_t snd_pcm_oss_read1(struct snd_pcm_substream *substream, char __user *buf, size_t bytes)
 {
 	size_t xfer = 0;
 	ssize_t tmp;
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 
 	if (atomic_read(&runtime->mmap_count))
 		return -ENXIO;
@@ -941,9 +941,9 @@ static ssize_t snd_pcm_oss_read1(snd_pcm_substream_t *substream, char __user *bu
 	return xfer;
 }
 
-static int snd_pcm_oss_reset(snd_pcm_oss_file_t *pcm_oss_file)
+static int snd_pcm_oss_reset(struct snd_pcm_oss_file *pcm_oss_file)
 {
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_substream *substream;
 
 	substream = pcm_oss_file->streams[SNDRV_PCM_STREAM_PLAYBACK];
 	if (substream != NULL) {
@@ -958,9 +958,9 @@ static int snd_pcm_oss_reset(snd_pcm_oss_file_t *pcm_oss_file)
 	return 0;
 }
 
-static int snd_pcm_oss_post(snd_pcm_oss_file_t *pcm_oss_file)
+static int snd_pcm_oss_post(struct snd_pcm_oss_file *pcm_oss_file)
 {
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_substream *substream;
 	int err;
 
 	substream = pcm_oss_file->streams[SNDRV_PCM_STREAM_PLAYBACK];
@@ -974,9 +974,9 @@ static int snd_pcm_oss_post(snd_pcm_oss_file_t *pcm_oss_file)
 	return 0;
 }
 
-static int snd_pcm_oss_sync1(snd_pcm_substream_t *substream, size_t size)
+static int snd_pcm_oss_sync1(struct snd_pcm_substream *substream, size_t size)
 {
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_runtime *runtime;
 	ssize_t result = 0;
 	long res;
 	wait_queue_t wait;
@@ -1020,12 +1020,12 @@ static int snd_pcm_oss_sync1(snd_pcm_substream_t *substream, size_t size)
 	return result;
 }
 
-static int snd_pcm_oss_sync(snd_pcm_oss_file_t *pcm_oss_file)
+static int snd_pcm_oss_sync(struct snd_pcm_oss_file *pcm_oss_file)
 {
 	int err = 0;
 	unsigned int saved_f_flags;
-	snd_pcm_substream_t *substream;
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_substream *substream;
+	struct snd_pcm_runtime *runtime;
 	snd_pcm_format_t format;
 	unsigned long width;
 	size_t size;
@@ -1117,13 +1117,13 @@ static int snd_pcm_oss_sync(snd_pcm_oss_file_t *pcm_oss_file)
 	return 0;
 }
 
-static int snd_pcm_oss_set_rate(snd_pcm_oss_file_t *pcm_oss_file, int rate)
+static int snd_pcm_oss_set_rate(struct snd_pcm_oss_file *pcm_oss_file, int rate)
 {
 	int idx;
 
 	for (idx = 1; idx >= 0; --idx) {
-		snd_pcm_substream_t *substream = pcm_oss_file->streams[idx];
-		snd_pcm_runtime_t *runtime;
+		struct snd_pcm_substream *substream = pcm_oss_file->streams[idx];
+		struct snd_pcm_runtime *runtime;
 		if (substream == NULL)
 			continue;
 		runtime = substream->runtime;
@@ -1139,9 +1139,9 @@ static int snd_pcm_oss_set_rate(snd_pcm_oss_file_t *pcm_oss_file, int rate)
 	return snd_pcm_oss_get_rate(pcm_oss_file);
 }
 
-static int snd_pcm_oss_get_rate(snd_pcm_oss_file_t *pcm_oss_file)
+static int snd_pcm_oss_get_rate(struct snd_pcm_oss_file *pcm_oss_file)
 {
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_substream *substream;
 	int err;
 	
 	if ((err = snd_pcm_oss_get_active_substream(pcm_oss_file, &substream)) < 0)
@@ -1149,7 +1149,7 @@ static int snd_pcm_oss_get_rate(snd_pcm_oss_file_t *pcm_oss_file)
 	return substream->runtime->oss.rate;
 }
 
-static int snd_pcm_oss_set_channels(snd_pcm_oss_file_t *pcm_oss_file, unsigned int channels)
+static int snd_pcm_oss_set_channels(struct snd_pcm_oss_file *pcm_oss_file, unsigned int channels)
 {
 	int idx;
 	if (channels < 1)
@@ -1157,8 +1157,8 @@ static int snd_pcm_oss_set_channels(snd_pcm_oss_file_t *pcm_oss_file, unsigned i
 	if (channels > 128)
 		return -EINVAL;
 	for (idx = 1; idx >= 0; --idx) {
-		snd_pcm_substream_t *substream = pcm_oss_file->streams[idx];
-		snd_pcm_runtime_t *runtime;
+		struct snd_pcm_substream *substream = pcm_oss_file->streams[idx];
+		struct snd_pcm_runtime *runtime;
 		if (substream == NULL)
 			continue;
 		runtime = substream->runtime;
@@ -1170,9 +1170,9 @@ static int snd_pcm_oss_set_channels(snd_pcm_oss_file_t *pcm_oss_file, unsigned i
 	return snd_pcm_oss_get_channels(pcm_oss_file);
 }
 
-static int snd_pcm_oss_get_channels(snd_pcm_oss_file_t *pcm_oss_file)
+static int snd_pcm_oss_get_channels(struct snd_pcm_oss_file *pcm_oss_file)
 {
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_substream *substream;
 	int err;
 	
 	if ((err = snd_pcm_oss_get_active_substream(pcm_oss_file, &substream)) < 0)
@@ -1180,9 +1180,9 @@ static int snd_pcm_oss_get_channels(snd_pcm_oss_file_t *pcm_oss_file)
 	return substream->runtime->oss.channels;
 }
 
-static int snd_pcm_oss_get_block_size(snd_pcm_oss_file_t *pcm_oss_file)
+static int snd_pcm_oss_get_block_size(struct snd_pcm_oss_file *pcm_oss_file)
 {
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_substream *substream;
 	int err;
 	
 	if ((err = snd_pcm_oss_get_active_substream(pcm_oss_file, &substream)) < 0)
@@ -1190,14 +1190,14 @@ static int snd_pcm_oss_get_block_size(snd_pcm_oss_file_t *pcm_oss_file)
 	return substream->runtime->oss.period_bytes;
 }
 
-static int snd_pcm_oss_get_formats(snd_pcm_oss_file_t *pcm_oss_file)
+static int snd_pcm_oss_get_formats(struct snd_pcm_oss_file *pcm_oss_file)
 {
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_substream *substream;
 	int err;
 	int direct;
-	snd_pcm_hw_params_t *params;
+	struct snd_pcm_hw_params *params;
 	unsigned int formats = 0;
-	snd_mask_t format_mask;
+	struct snd_mask format_mask;
 	int fmt;
 
 	if ((err = snd_pcm_oss_get_active_substream(pcm_oss_file, &substream)) < 0)
@@ -1205,7 +1205,7 @@ static int snd_pcm_oss_get_formats(snd_pcm_oss_file_t *pcm_oss_file)
 	if (atomic_read(&substream->runtime->mmap_count)) {
 		direct = 1;
 	} else {
-		snd_pcm_oss_setup_t *setup = substream->oss.setup;
+		struct snd_pcm_oss_setup *setup = substream->oss.setup;
 		direct = (setup != NULL && setup->direct);
 	}
 	if (!direct)
@@ -1231,7 +1231,7 @@ static int snd_pcm_oss_get_formats(snd_pcm_oss_file_t *pcm_oss_file)
 	return formats;
 }
 
-static int snd_pcm_oss_set_format(snd_pcm_oss_file_t *pcm_oss_file, int format)
+static int snd_pcm_oss_set_format(struct snd_pcm_oss_file *pcm_oss_file, int format)
 {
 	int formats, idx;
 	
@@ -1240,8 +1240,8 @@ static int snd_pcm_oss_set_format(snd_pcm_oss_file_t *pcm_oss_file, int format)
 		if (!(formats & format))
 			format = AFMT_U8;
 		for (idx = 1; idx >= 0; --idx) {
-			snd_pcm_substream_t *substream = pcm_oss_file->streams[idx];
-			snd_pcm_runtime_t *runtime;
+			struct snd_pcm_substream *substream = pcm_oss_file->streams[idx];
+			struct snd_pcm_runtime *runtime;
 			if (substream == NULL)
 				continue;
 			runtime = substream->runtime;
@@ -1254,9 +1254,9 @@ static int snd_pcm_oss_set_format(snd_pcm_oss_file_t *pcm_oss_file, int format)
 	return snd_pcm_oss_get_format(pcm_oss_file);
 }
 
-static int snd_pcm_oss_get_format(snd_pcm_oss_file_t *pcm_oss_file)
+static int snd_pcm_oss_get_format(struct snd_pcm_oss_file *pcm_oss_file)
 {
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_substream *substream;
 	int err;
 	
 	if ((err = snd_pcm_oss_get_active_substream(pcm_oss_file, &substream)) < 0)
@@ -1264,9 +1264,9 @@ static int snd_pcm_oss_get_format(snd_pcm_oss_file_t *pcm_oss_file)
 	return substream->runtime->oss.format;
 }
 
-static int snd_pcm_oss_set_subdivide1(snd_pcm_substream_t *substream, int subdivide)
+static int snd_pcm_oss_set_subdivide1(struct snd_pcm_substream *substream, int subdivide)
 {
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_runtime *runtime;
 
 	if (substream == NULL)
 		return 0;
@@ -1287,12 +1287,12 @@ static int snd_pcm_oss_set_subdivide1(snd_pcm_substream_t *substream, int subdiv
 	return subdivide;
 }
 
-static int snd_pcm_oss_set_subdivide(snd_pcm_oss_file_t *pcm_oss_file, int subdivide)
+static int snd_pcm_oss_set_subdivide(struct snd_pcm_oss_file *pcm_oss_file, int subdivide)
 {
 	int err = -EINVAL, idx;
 
 	for (idx = 1; idx >= 0; --idx) {
-		snd_pcm_substream_t *substream = pcm_oss_file->streams[idx];
+		struct snd_pcm_substream *substream = pcm_oss_file->streams[idx];
 		if (substream == NULL)
 			continue;
 		if ((err = snd_pcm_oss_set_subdivide1(substream, subdivide)) < 0)
@@ -1301,9 +1301,9 @@ static int snd_pcm_oss_set_subdivide(snd_pcm_oss_file_t *pcm_oss_file, int subdi
 	return err;
 }
 
-static int snd_pcm_oss_set_fragment1(snd_pcm_substream_t *substream, unsigned int val)
+static int snd_pcm_oss_set_fragment1(struct snd_pcm_substream *substream, unsigned int val)
 {
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_runtime *runtime;
 
 	if (substream == NULL)
 		return 0;
@@ -1320,12 +1320,12 @@ static int snd_pcm_oss_set_fragment1(snd_pcm_substream_t *substream, unsigned in
 	return 0;
 }</