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Remove unused apb_prepare function

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This commit is contained in:
Gregory Nutt 2013-11-11 08:14:56 -06:00
parent 6e1523cc45
commit 390378bfcf
3 changed files with 3 additions and 38 deletions
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2
ChangeLog
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@ -6032,4 +6032,6 @@
audio buffer queuing (2013-11-10).
* arch/arm/src/sam34 and arch/arm/include/sam34: Basic support for
the Atmal SAM4E family. From Mitko (2013-11-11).
* libc/audio/lib_buffer.c: Remove unused apb_prepare() function
(2013-11-11).

26
include/nuttx/audio/audio.h
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@ -670,9 +670,7 @@ int audio_register(FAR const char *name, FAR struct audio_lowerhalf_s *dev);
*
* Description:
* Allocated an AP Buffer and prepares it for use. This allocates a dynamically
* allocated buffer that has no special DMA capabilities. If a static buffer
* or a buffer with DMA ability is needed, then it must be allocated manually
* and then call apb_prepare, passing it the allocated memory.
* allocated buffer that has no special DMA capabilities.
*
* Input parameters:
* bufdesc: Pointer to a buffer descriptor
@ -684,28 +682,6 @@ int audio_register(FAR const char *name, FAR struct audio_lowerhalf_s *dev);
int apb_alloc(FAR struct audio_buf_desc_s *bufdesc);
/****************************************************************************
* Name: abp_prepare
*
* Description:
* Prepare a pre-allocated AP Buffer for use in the Audio Pipeline.
*
* Input parameters:
* apb - The pre-allocated AP Buffer
* size - The size of the pre-allocated buffer (for verification)
* allocmode - Indicates if the buffer is static or dynamic memory
* format - The format of samples to be used in the buffer
* subformat - The sub-format of samples
* maxsamples - The size, in samples, of the buffer
*
* Returned Value:
* None
*
****************************************************************************/
void apb_prepare(struct ap_buffer_s *apb, int8_t allocmode, uint8_t format,
uint8_t subformat, apb_samp_t maxsamples);
/****************************************************************************
* Name: apb_free
*

13
libc/audio/lib_buffer.c
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@ -153,19 +153,6 @@ int apb_alloc(FAR struct audio_buf_desc_s *bufdesc)
return ret;
}
/****************************************************************************
* Name: apb_prepare
*
* Prepare an AP Buffer for use in the Audio Pipeline.
*
****************************************************************************/
void apb_prepare(FAR struct ap_buffer_s *apb, int8_t allocmode, uint8_t format,
uint8_t subformat, apb_samp_t maxsamples)
{
/* Perform a reference count decrement and possibly release the memory */
}
/****************************************************************************
* Name: apb_free
*