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author | James Morris <jmorris@namei.org> | 2011-11-16 12:39:48 +1100 |
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committer | James Morris <jmorris@namei.org> | 2011-11-16 12:39:48 +1100 |
commit | 24942c8e5cc8696064ee207ff29d4cf21f70dafc (patch) | |
tree | 08a8221eb72ec3da7746d7d76f6f5915ce77cde7 /sound/core/pcm_native.c | |
parent | e163bc8e4a0cd1cdffadb58253f7651201722d56 (diff) | |
parent | ff0ff78068dd8a962358dbbdafa9d6f24540d3e5 (diff) | |
download | linux-stable-24942c8e5cc8696064ee207ff29d4cf21f70dafc.tar.gz linux-stable-24942c8e5cc8696064ee207ff29d4cf21f70dafc.tar.bz2 linux-stable-24942c8e5cc8696064ee207ff29d4cf21f70dafc.zip |
Merge branch 'master'; commit 'v3.2-rc2' into next
Diffstat (limited to 'sound/core/pcm_native.c')
-rw-r--r-- | sound/core/pcm_native.c | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index 1c6be91dfb98..25ed9fe41b89 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -20,10 +20,11 @@ */ #include <linux/mm.h> +#include <linux/module.h> #include <linux/file.h> #include <linux/slab.h> #include <linux/time.h> -#include <linux/pm_qos_params.h> +#include <linux/pm_qos.h> #include <linux/uio.h> #include <linux/dma-mapping.h> #include <sound/core.h> @@ -2058,16 +2059,12 @@ EXPORT_SYMBOL(snd_pcm_open_substream); static int snd_pcm_open_file(struct file *file, struct snd_pcm *pcm, - int stream, - struct snd_pcm_file **rpcm_file) + int stream) { struct snd_pcm_file *pcm_file; struct snd_pcm_substream *substream; int err; - if (rpcm_file) - *rpcm_file = NULL; - err = snd_pcm_open_substream(pcm, stream, file, &substream); if (err < 0) return err; @@ -2083,8 +2080,7 @@ static int snd_pcm_open_file(struct file *file, substream->pcm_release = pcm_release_private; } file->private_data = pcm_file; - if (rpcm_file) - *rpcm_file = pcm_file; + return 0; } @@ -2113,7 +2109,6 @@ static int snd_pcm_capture_open(struct inode *inode, struct file *file) static int snd_pcm_open(struct file *file, struct snd_pcm *pcm, int stream) { int err; - struct snd_pcm_file *pcm_file; wait_queue_t wait; if (pcm == NULL) { @@ -2131,7 +2126,7 @@ static int snd_pcm_open(struct file *file, struct snd_pcm *pcm, int stream) add_wait_queue(&pcm->open_wait, &wait); mutex_lock(&pcm->open_mutex); while (1) { - err = snd_pcm_open_file(file, pcm, stream, &pcm_file); + err = snd_pcm_open_file(file, pcm, stream); if (err >= 0) break; if (err == -EAGAIN) { @@ -3156,8 +3151,8 @@ static const struct vm_operations_struct snd_pcm_vm_ops_data_fault = { /* * mmap the DMA buffer on RAM */ -static int snd_pcm_default_mmap(struct snd_pcm_substream *substream, - struct vm_area_struct *area) +int snd_pcm_lib_default_mmap(struct snd_pcm_substream *substream, + struct vm_area_struct *area) { area->vm_flags |= VM_RESERVED; #ifdef ARCH_HAS_DMA_MMAP_COHERENT @@ -3177,6 +3172,7 @@ static int snd_pcm_default_mmap(struct snd_pcm_substream *substream, area->vm_ops = &snd_pcm_vm_ops_data_fault; return 0; } +EXPORT_SYMBOL_GPL(snd_pcm_lib_default_mmap); /* * mmap the DMA buffer on I/O memory area @@ -3242,7 +3238,7 @@ int snd_pcm_mmap_data(struct snd_pcm_substream *substream, struct file *file, if (substream->ops->mmap) err = substream->ops->mmap(substream, area); else - err = snd_pcm_default_mmap(substream, area); + err = snd_pcm_lib_default_mmap(substream, area); if (!err) atomic_inc(&substream->mmap_count); return err; |