Merge master.kernel.org:/pub/scm/linux/kernel/git/perex/alsa

* master.kernel.org:/pub/scm/linux/kernel/git/perex/alsa: (28 commits)
  [ALSA] Kconfig SND_SEQUENCER_OSS help text fix
  [ALSA] Add Aux input switch control for Aureon Universe
  [ALSA] pcxhr - Fix the crash with REV01 board
  [ALSA] sound/pci/hda: use create_singlethread_workqueue()
  [ALSA] hda-intel - Add support of ATI SB600
  [ALSA] cs4281 - Fix the check of timeout in probe
  [ALSA] cs4281 - Fix the check of right channel
  [ALSA] Test volume resolution of usb audio at initialization
  [ALSA] maestro3.c: fix BUG, optimization
  [ALSA] HDA/Realtek: multiple input mux definitions and pin mode additions
  [ALSA] AdLib FM card driver
  [ALSA] Fix / clean up PCM-OSS setup hooks
  [ALSA] Clean up PCM codes (take 2)
  [ALSA] Tiny clean up of PCM codes
  [ALSA] ISA drivers bailing on first !enable[i]
  [ALSA] Remove obsolete kfree_nocheck call
  [ALSA] Remove obsolete kfree_nocheck call
  [ALSA] Add snd-als300 driver for Avance Logic ALS300/ALS300+ soundcards
  [ALSA] Add snd-riptide driver for Conexant Riptide chip
  [ALSA] hda-codec - Fix noisy output wtih AD1986A 3stack model
  ...

3 files changed, 9 insertions, 11 deletions

diff --git a/include/sound/core.h b/include/sound/core.h
index 7f32c12b4a0a..d1d043f6cb80 100644
--- a/include/sound/core.h
+++ b/include/sound/core.h
@@ -170,7 +170,7 @@ static inline void snd_power_change_state(struct snd_card *card, unsigned int st
 }
 
 /* init.c */
-int snd_power_wait(struct snd_card *card, unsigned int power_state, struct file *file);
+int snd_power_wait(struct snd_card *card, unsigned int power_state);
 
 #else /* ! CONFIG_PM */
 
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index 15b885660bf0..66b1f08b42b9 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -369,6 +369,7 @@ struct snd_pcm_substream {
         /* -- assigned files -- */
         struct snd_pcm_file *file;
         struct file *ffile;
+        void (*pcm_release)(struct snd_pcm_substream *);
 #if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE)
         /* -- OSS things -- */
         struct snd_pcm_oss_substream oss;
@@ -381,13 +382,10 @@ struct snd_pcm_substream {
         struct snd_info_entry *proc_prealloc_entry;
         /* misc flags */
         unsigned int no_mmap_ctrl: 1;
+        unsigned int hw_opened: 1;
 };
 
-#if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE)
-#define SUBSTREAM_BUSY(substream) ((substream)->file != NULL || ((substream)->oss.file != NULL))
-#else
 #define SUBSTREAM_BUSY(substream) ((substream)->file != NULL)
-#endif
 
 
 struct snd_pcm_str {
@@ -460,7 +458,6 @@ int snd_pcm_info_user(struct snd_pcm_substream *substream,
                       struct snd_pcm_info __user *info);
 int snd_pcm_status(struct snd_pcm_substream *substream,
                    struct snd_pcm_status *status);
-int snd_pcm_prepare(struct snd_pcm_substream *substream);
 int snd_pcm_start(struct snd_pcm_substream *substream);
 int snd_pcm_stop(struct snd_pcm_substream *substream, int status);
 int snd_pcm_drain_done(struct snd_pcm_substream *substream);
@@ -468,11 +465,13 @@ int snd_pcm_drain_done(struct snd_pcm_substream *substream);
 int snd_pcm_suspend(struct snd_pcm_substream *substream);
 int snd_pcm_suspend_all(struct snd_pcm *pcm);
 #endif
-int snd_pcm_kernel_playback_ioctl(struct snd_pcm_substream *substream, unsigned int cmd, void *arg);
-int snd_pcm_kernel_capture_ioctl(struct snd_pcm_substream *substream, unsigned int cmd, void *arg);
 int snd_pcm_kernel_ioctl(struct snd_pcm_substream *substream, unsigned int cmd, void *arg);
-int snd_pcm_open_substream(struct snd_pcm *pcm, int stream, struct snd_pcm_substream **rsubstream);
+int snd_pcm_open_substream(struct snd_pcm *pcm, int stream, struct file *file,
+                           struct snd_pcm_substream **rsubstream);
 void snd_pcm_release_substream(struct snd_pcm_substream *substream);
+int snd_pcm_attach_substream(struct snd_pcm *pcm, int stream, struct file *file,
+                             struct snd_pcm_substream **rsubstream);
+void snd_pcm_detach_substream(struct snd_pcm_substream *substream);
 void snd_pcm_vma_notify_data(void *client, void *data);
 int snd_pcm_mmap_data(struct snd_pcm_substream *substream, struct file *file, struct vm_area_struct *area);
 
diff --git a/include/sound/pcm_oss.h b/include/sound/pcm_oss.h
index bff0778e1969..39df2baca18a 100644
--- a/include/sound/pcm_oss.h
+++ b/include/sound/pcm_oss.h
@@ -69,8 +69,7 @@ struct snd_pcm_oss_file {
 
 struct snd_pcm_oss_substream {
         unsigned oss: 1;                        /* oss mode */
-        struct snd_pcm_oss_setup *setup;                /* active setup */
-        struct snd_pcm_oss_file *file;
+        struct snd_pcm_oss_setup setup;         /* active setup */
 };
 
 struct snd_pcm_oss_stream {