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UAC2: Add ring buffer support for dcd_transdimension. 

Add ring buffer ON/OFF switch.
This commit is contained in:
MasterPhi 2021-07-06 00:37:14 +02:00
parent 38f5aee9c3
commit e3bf4c069b
1 changed files with 18 additions and 2 deletions
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20
src/class/audio/audio_device.c
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@ -64,10 +64,19 @@
// MACRO CONSTANT TYPEDEF
//--------------------------------------------------------------------+
// Use ring buffer if it's available, some MCUs need extra RAM requirements
#ifndef TUD_AUDIO_PREFER_RING_BUFFER
#if CFG_TUSB_MCU == OPT_MCU_LPC43XX || CFG_TUSB_MCU == OPT_MCU_LPC18XX || CFG_TUSB_MCU == OPT_MCU_MIMXRT10XX
#define TUD_AUDIO_PREFER_RING_BUFFER 0
#else
#define TUD_AUDIO_PREFER_RING_BUFFER 1
#endif
#endif
// Linear buffer in case target MCU is not capable of handling a ring buffer FIFO e.g. no hardware buffer
// is available or driver is would need to be changed dramatically
// Only STM32 synopsys use non-linear buffer for now
// Only STM32 synopsys and dcd_transdimension use non-linear buffer for now
// Synopsys detection copied from dcd_synopsys.c (refactor later on)
#if defined (STM32F105x8) || defined (STM32F105xB) || defined (STM32F105xC) || \
defined (STM32F107xB) || defined (STM32F107xC)
@ -90,11 +99,18 @@
CFG_TUSB_MCU == OPT_MCU_RX63X || \
CFG_TUSB_MCU == OPT_MCU_RX65X || \
CFG_TUSB_MCU == OPT_MCU_RX72N || \
CFG_TUSB_MCU == OPT_MCU_GD32VF103
CFG_TUSB_MCU == OPT_MCU_GD32VF103 || \
CFG_TUSB_MCU == OPT_MCU_LPC18XX || \
CFG_TUSB_MCU == OPT_MCU_LPC43XX || \
CFG_TUSB_MCU == OPT_MCU_MIMXRT10XX
#if TUD_AUDIO_PREFER_RING_BUFFER
#define USE_LINEAR_BUFFER 0
#else
#define USE_LINEAR_BUFFER 1
#endif
#else
#define USE_LINEAR_BUFFER 1
#endif
// Declaration of buffers