diff --git a/Makefile.common b/Makefile.common
index f3d69a3a71..70d10c7ac9 100644
--- a/Makefile.common
+++ b/Makefile.common
@@ -954,7 +954,9 @@ endif
ifeq ($(TARGET), retroarch_switch)
ifeq ($(HAVE_LIBNX), 1)
OBJ += menu/drivers_display/menu_display_switch.o \
- gfx/drivers/switch_nx_gfx.o
+ gfx/drivers/switch_nx_gfx.o \
+ audio/drivers/switch_libnx_audren_audio.o \
+ audio/drivers/switch_libnx_audren_thread_audio.o
ifeq ($(HAVE_OPENGL), 1)
OBJ += gfx/drivers_context/switch_ctx.o
endif
diff --git a/audio/drivers/switch_libnx_audren_audio.c b/audio/drivers/switch_libnx_audren_audio.c
new file mode 100644
index 0000000000..4b37e87688
--- /dev/null
+++ b/audio/drivers/switch_libnx_audren_audio.c
@@ -0,0 +1,361 @@
+/* RetroArch - A frontend for libretro.
+ * Copyright (C) 2019 - misson20000
+ * Copyright (C) 2019 - m4xw
+ * Copyright (C) 2019 - lifajucejo
+ * Copyright (C) 2019 - p-sam
+ *
+ * RetroArch is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Found-
+ * ation, either version 3 of the License, or (at your option) any later version.
+ *
+ * RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with RetroArch.
+ * If not, see .
+ */
+
+#include
+#include
+#include
+#include
+
+#include
+
+#include "../../retroarch.h"
+#include "../../verbosity.h"
+
+#define BUFFER_COUNT 5
+
+static const int sample_rate = 48000;
+static const int num_channels = 2;
+static const uint8_t sink_channels[] = { 0, 1 };
+
+static const AudioRendererConfig audio_renderer_config =
+{
+ .output_rate = AudioRendererOutputRate_48kHz,
+ .num_voices = 24,
+ .num_effects = 0,
+ .num_sinks = 1,
+ .num_mix_objs = 1,
+ .num_mix_buffers = 2,
+};
+
+typedef struct {
+ AudioDriver drv;
+ void* mempool;
+ AudioDriverWaveBuf wavebufs[BUFFER_COUNT];
+ AudioDriverWaveBuf* current_wavebuf;
+ void* current_pool_ptr;
+ size_t current_size;
+ size_t buffer_size;
+ size_t samples;
+ Mutex update_lock;
+ bool nonblocking;
+} libnx_audren_t;
+
+static void *libnx_audren_audio_init(const char *device, unsigned rate, unsigned latency,
+ unsigned block_frames,
+ unsigned *new_rate)
+{
+ unsigned i, j;
+ libnx_audren_t *aud;
+ Result rc;
+ int mpid;
+ size_t mempool_size;
+ unsigned real_latency;
+
+ RARCH_LOG("[Audio]: Using libnx_audren driver\n");
+
+ aud = (libnx_audren_t*)calloc(1, sizeof(libnx_audren_t));
+
+ if (!aud)
+ {
+ RARCH_ERR("[Audio]: struct alloc failed\n");
+ goto fail;
+ }
+
+ real_latency = MAX(5, latency);
+ RARCH_LOG("[Audio]: real_latency is %u\n", real_latency);
+
+ aud->nonblocking = !block_frames;
+ aud->buffer_size = (real_latency * sample_rate / 1000);
+ aud->samples = (aud->buffer_size / num_channels / sizeof(int16_t));
+ aud->current_size = 0;
+ *new_rate = sample_rate;
+
+ mempool_size = (aud->buffer_size * BUFFER_COUNT + (AUDREN_MEMPOOL_ALIGNMENT-1)) &~ (AUDREN_MEMPOOL_ALIGNMENT-1);
+ aud->mempool = memalign(AUDREN_MEMPOOL_ALIGNMENT, mempool_size);
+ if (!aud->mempool)
+ {
+ RARCH_ERR("[Audio]: mempool alloc failed\n");
+ goto fail;
+ }
+
+ rc = audrenInitialize(&audio_renderer_config);
+ if(R_FAILED(rc))
+ {
+ RARCH_ERR("[Audio]: audrenInitialize: %x\n", rc);
+ goto fail;
+ }
+
+ rc = audrvCreate(&aud->drv, &audio_renderer_config, num_channels);
+ if(R_FAILED(rc))
+ {
+ RARCH_ERR("[Audio]: audrvCreate: %x\n", rc);
+ goto fail_init;
+ }
+
+ for(i = 0; i < BUFFER_COUNT; i++)
+ {
+ aud->wavebufs[i].data_raw = aud->mempool;
+ aud->wavebufs[i].size = mempool_size;
+ aud->wavebufs[i].start_sample_offset = i * aud->samples;
+ aud->wavebufs[i].end_sample_offset = aud->wavebufs[i].start_sample_offset + aud->samples;
+ }
+
+ aud->current_wavebuf = NULL;
+
+ mpid = audrvMemPoolAdd(&aud->drv, aud->mempool, mempool_size);
+ audrvMemPoolAttach(&aud->drv, mpid);
+
+ audrvDeviceSinkAdd(&aud->drv, AUDREN_DEFAULT_DEVICE_NAME, num_channels, sink_channels);
+
+ rc = audrenStartAudioRenderer();
+ if(R_FAILED(rc))
+ {
+ RARCH_ERR("[Audio]: audrenStartAudioRenderer: %x\n", rc);
+ }
+
+ audrvVoiceInit(&aud->drv, 0, num_channels, PcmFormat_Int16, sample_rate);
+ audrvVoiceSetDestinationMix(&aud->drv, 0, AUDREN_FINAL_MIX_ID);
+ for(i = 0; i < num_channels; i++)
+ {
+ for(j = 0; j < num_channels; j++)
+ {
+ audrvVoiceSetMixFactor(&aud->drv, 0, i == j ? 1.0f : 0.0f, i, j);
+ }
+ }
+
+ mutexInit(&aud->update_lock);
+ *new_rate = sample_rate;
+
+ return aud;
+
+fail_init:
+ audrenExit();
+
+fail:
+ if (aud)
+ {
+ if (aud->mempool)
+ {
+ free(aud->mempool);
+ }
+
+ free(aud);
+ }
+
+ return NULL;
+}
+
+static size_t libnx_audren_audio_buffer_size(void *data)
+{
+ libnx_audren_t *aud = (libnx_audren_t*)data;
+
+ if (!aud)
+ return 0;
+
+ return aud->buffer_size;
+}
+
+static ssize_t libnx_audren_audio_get_free_wavebuf_idx(libnx_audren_t* aud)
+{
+ unsigned i;
+
+ for (i = 0; i < BUFFER_COUNT; i++)
+ {
+ if (aud->wavebufs[i].state == AudioDriverWaveBufState_Free
+ || aud->wavebufs[i].state == AudioDriverWaveBufState_Done)
+ {
+ return i;
+ }
+ }
+
+ return -1;
+}
+
+static size_t libnx_audren_audio_append(libnx_audren_t* aud, const void *buf, size_t size)
+{
+ ssize_t free_idx = -1;
+
+ if(!aud->current_wavebuf)
+ {
+ free_idx = libnx_audren_audio_get_free_wavebuf_idx(aud);
+ if(free_idx == -1)
+ return 0;
+
+ aud->current_wavebuf = &aud->wavebufs[free_idx];
+ aud->current_pool_ptr = aud->mempool + (free_idx * aud->buffer_size);
+ aud->current_size = 0;
+ }
+
+ if(size > aud->buffer_size - aud->current_size)
+ {
+ size = aud->buffer_size - aud->current_size;
+ }
+
+ void *dstbuf = aud->current_pool_ptr + aud->current_size;
+ memcpy(dstbuf, buf, size);
+ armDCacheFlush(dstbuf, size);
+
+ aud->current_size += size;
+
+ if(aud->current_size == aud->buffer_size)
+ {
+ audrvVoiceAddWaveBuf(&aud->drv, 0, aud->current_wavebuf);
+
+ mutexLock(&aud->update_lock);
+ audrvUpdate(&aud->drv);
+ mutexUnlock(&aud->update_lock);
+
+ if (!audrvVoiceIsPlaying(&aud->drv, 0))
+ {
+ audrvVoiceStart(&aud->drv, 0);
+ }
+
+ aud->current_wavebuf = NULL;
+ }
+
+ return size;
+}
+
+static ssize_t libnx_audren_audio_write(void *data, const void *buf, size_t size)
+{
+ libnx_audren_t *aud = (libnx_audren_t*)data;
+ size_t written = 0;
+
+ if (!aud)
+ return -1;
+
+ while(written < size)
+ {
+ written += libnx_audren_audio_append(aud, buf + written, size - written);
+ if(written != size)
+ {
+ if(aud->nonblocking)
+ {
+ break;
+ }
+ else
+ {
+ mutexLock(&aud->update_lock);
+ audrvUpdate(&aud->drv);
+ mutexUnlock(&aud->update_lock);
+ audrenWaitFrame();
+ }
+ }
+ }
+
+ return written;
+}
+
+static bool libnx_audren_audio_stop(void *data)
+{
+ libnx_audren_t *aud = (libnx_audren_t*)data;
+
+ if (!aud)
+ return false;
+
+ audrvVoiceStop(&aud->drv, 0);
+
+ return true;
+}
+
+static bool libnx_audren_audio_start(void *data, bool is_shutdown)
+{
+ (void)is_shutdown;
+ libnx_audren_t *aud = (libnx_audren_t*)data;
+
+ if (!aud)
+ return false;
+
+ audrvVoiceStart(&aud->drv, 0);
+
+ return true;
+}
+
+static bool libnx_audren_audio_alive(void *data)
+{
+ libnx_audren_t *aud = (libnx_audren_t*)data;
+
+ if (!aud)
+ return false;
+
+ return true;
+}
+
+static void libnx_audren_audio_free(void *data)
+{
+ libnx_audren_t *aud = (libnx_audren_t*)data;
+
+ if (!aud)
+ return;
+
+ audrvVoiceStop(&aud->drv, 0);
+ audrvClose(&aud->drv);
+ audrenExit();
+
+ if (aud->mempool)
+ {
+ free(aud->mempool);
+ }
+
+ free(aud);
+}
+
+static bool libnx_audren_audio_use_float(void *data)
+{
+ (void)data;
+ return false; /* force S16 */
+}
+
+static size_t libnx_audren_audio_write_avail(void *data)
+{
+ libnx_audren_t *aud = (libnx_audren_t*)data;
+ size_t avail;
+
+ if (!aud || !aud->current_wavebuf)
+ return 0;
+
+ avail = aud->buffer_size - aud->current_size;
+
+ return avail;
+}
+
+static void libnx_audren_audio_set_nonblock_state(void *data, bool state)
+{
+ libnx_audren_t *aud = (libnx_audren_t*)data;
+
+ if (!aud)
+ return;
+
+ aud->nonblocking = state;
+}
+
+audio_driver_t audio_switch_libnx_audren = {
+ libnx_audren_audio_init,
+ libnx_audren_audio_write,
+ libnx_audren_audio_stop,
+ libnx_audren_audio_start,
+ libnx_audren_audio_alive,
+ libnx_audren_audio_set_nonblock_state,
+ libnx_audren_audio_free,
+ libnx_audren_audio_use_float,
+ "switch_audren",
+ NULL, /* device_list_new */
+ NULL, /* device_list_free */
+ libnx_audren_audio_write_avail,
+ libnx_audren_audio_buffer_size,
+};
diff --git a/audio/drivers/switch_libnx_audren_thread_audio.c b/audio/drivers/switch_libnx_audren_thread_audio.c
new file mode 100644
index 0000000000..f5f41fafee
--- /dev/null
+++ b/audio/drivers/switch_libnx_audren_thread_audio.c
@@ -0,0 +1,438 @@
+/* RetroArch - A frontend for libretro.
+ * Copyright (C) 2019 - p-sam
+ *
+ * RetroArch is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Found-
+ * ation, either version 3 of the License, or (at your option) any later version.
+ *
+ * RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with RetroArch.
+ * If not, see .
+ */
+
+#include
+#include
+#include
+#include
+
+#include
+
+#include
+#include "../../retroarch.h"
+#include "../../verbosity.h"
+#include "../../tasks/tasks_internal.h"
+
+#define BUFFER_COUNT 5
+
+static const int sample_rate = 48000;
+static const int num_channels = 2;
+static const uint8_t sink_channels[] = { 0, 1 };
+static const size_t thread_stack_size = 1024 * 8;
+static const int thread_preferred_cpu = 2;
+
+static const AudioRendererConfig audio_renderer_config =
+{
+ .output_rate = AudioRendererOutputRate_48kHz,
+ .num_voices = 24,
+ .num_effects = 0,
+ .num_sinks = 1,
+ .num_mix_objs = 1,
+ .num_mix_buffers = 2,
+};
+
+typedef struct {
+ AudioDriver drv;
+ void* mempool;
+ AudioDriverWaveBuf wavebufs[BUFFER_COUNT];
+ size_t buffer_size;
+ size_t samples;
+ bool nonblocking;
+
+ fifo_buffer_t* fifo;
+ Mutex fifo_lock;
+ CondVar fifo_condvar;
+ Mutex fifo_condlock;
+ Thread thread;
+
+ volatile bool running;
+} libnx_audren_thread_t;
+
+static void thread_job(void* data)
+{
+ libnx_audren_thread_t *aud = (libnx_audren_thread_t*)data;
+ size_t available = 0;
+ size_t current_size = 0;
+ size_t written_tmp = 0;
+ AudioDriverWaveBuf* current_wavebuf = NULL;
+ void* current_pool_ptr = NULL;
+ void* dstbuf = NULL;
+ unsigned i;
+
+ if (!aud)
+ return;
+
+ while(aud->running)
+ {
+ if(!current_wavebuf)
+ {
+ for (i = 0; i < BUFFER_COUNT; i++)
+ {
+ if (aud->wavebufs[i].state == AudioDriverWaveBufState_Free
+ || aud->wavebufs[i].state == AudioDriverWaveBufState_Done)
+ {
+ current_wavebuf = &aud->wavebufs[i];
+ current_pool_ptr = aud->mempool + (i * aud->buffer_size);
+ current_size = 0;
+ break;
+ }
+ }
+ }
+
+ if(current_wavebuf)
+ {
+ mutexLock(&aud->fifo_lock);
+ available = fifo_read_avail(aud->fifo);
+ written_tmp = MIN(available, aud->buffer_size - current_size);
+ dstbuf = current_pool_ptr + current_size;
+ if(written_tmp > 0)
+ {
+ fifo_read(aud->fifo, dstbuf, written_tmp);
+ }
+ mutexUnlock(&aud->fifo_lock);
+
+ if(written_tmp > 0)
+ {
+ condvarWakeAll(&aud->fifo_condvar);
+
+ current_size += written_tmp;
+ armDCacheFlush(dstbuf, written_tmp);
+ }
+
+ if(current_size == aud->buffer_size)
+ {
+ audrvVoiceAddWaveBuf(&aud->drv, 0, current_wavebuf);
+
+ audrvUpdate(&aud->drv);
+ if (!audrvVoiceIsPlaying(&aud->drv, 0))
+ {
+ audrvVoiceStart(&aud->drv, 0);
+ }
+
+ current_wavebuf = NULL;
+ }
+
+ svcSleepThread(1000UL);
+ }
+ else
+ {
+ audrvUpdate(&aud->drv);
+ audrenWaitFrame();
+ }
+ }
+}
+
+static void *libnx_audren_thread_audio_init(const char *device, unsigned rate, unsigned latency,
+ unsigned block_frames,
+ unsigned *new_rate)
+{
+ unsigned i, j;
+ libnx_audren_thread_t *aud;
+ Result rc;
+ int mpid;
+ size_t mempool_size;
+ unsigned real_latency;
+ uint32_t thread_priority;
+
+ RARCH_LOG("[Audio]: Using libnx_audren_thread driver\n");
+
+ aud = (libnx_audren_thread_t*)calloc(1, sizeof(libnx_audren_thread_t));
+
+ if (!aud)
+ {
+ RARCH_ERR("[Audio]: struct alloc failed\n");
+ goto fail;
+ }
+
+ real_latency = MAX(latency, 5);
+ RARCH_LOG("[Audio]: real_latency is %u\n", real_latency);
+
+ aud->running = true;
+ aud->nonblocking = !block_frames;
+ aud->buffer_size = (real_latency * sample_rate / 1000);
+ aud->samples = (aud->buffer_size / num_channels / sizeof(int16_t));
+
+ mempool_size = (aud->buffer_size * BUFFER_COUNT + (AUDREN_MEMPOOL_ALIGNMENT-1)) &~ (AUDREN_MEMPOOL_ALIGNMENT-1);
+ aud->mempool = memalign(AUDREN_MEMPOOL_ALIGNMENT, mempool_size);
+ if (!aud->mempool)
+ {
+ RARCH_ERR("[Audio]: mempool alloc failed\n");
+ goto fail;
+ }
+
+ rc = audrenInitialize(&audio_renderer_config);
+ if(R_FAILED(rc))
+ {
+ RARCH_ERR("[Audio]: audrenInitialize: %x\n", rc);
+ goto fail;
+ }
+
+ rc = audrvCreate(&aud->drv, &audio_renderer_config, num_channels);
+ if(R_FAILED(rc))
+ {
+ RARCH_ERR("[Audio]: audrvCreate: %x\n", rc);
+ goto fail_init;
+ }
+
+ for(i = 0; i < BUFFER_COUNT; i++)
+ {
+ aud->wavebufs[i].data_raw = aud->mempool;
+ aud->wavebufs[i].size = mempool_size;
+ aud->wavebufs[i].start_sample_offset = i * aud->samples;
+ aud->wavebufs[i].end_sample_offset = aud->wavebufs[i].start_sample_offset + aud->samples;
+ }
+
+ mpid = audrvMemPoolAdd(&aud->drv, aud->mempool, mempool_size);
+ audrvMemPoolAttach(&aud->drv, mpid);
+
+ audrvDeviceSinkAdd(&aud->drv, AUDREN_DEFAULT_DEVICE_NAME, num_channels, sink_channels);
+
+ rc = audrenStartAudioRenderer();
+ if(R_FAILED(rc))
+ {
+ RARCH_ERR("[Audio]: audrenStartAudioRenderer: %x\n", rc);
+ }
+
+ audrvVoiceInit(&aud->drv, 0, num_channels, PcmFormat_Int16, sample_rate);
+ audrvVoiceSetDestinationMix(&aud->drv, 0, AUDREN_FINAL_MIX_ID);
+ for(i = 0; i < num_channels; i++)
+ {
+ for(j = 0; j < num_channels; j++)
+ {
+ audrvVoiceSetMixFactor(&aud->drv, 0, i == j ? 1.0f : 0.0f, i, j);
+ }
+ }
+
+ aud->fifo = fifo_new(aud->buffer_size);
+ if (!aud->fifo)
+ {
+ RARCH_ERR("[Audio]: fifo alloc failed\n");
+ goto fail_drv;
+ }
+
+ mutexInit(&aud->fifo_lock);
+ condvarInit(&aud->fifo_condvar);
+ mutexInit(&aud->fifo_condlock);
+
+ svcGetThreadPriority(&thread_priority, CUR_THREAD_HANDLE);
+ rc = threadCreate(&aud->thread, &thread_job, (void*)aud, thread_stack_size, thread_priority - 1, thread_preferred_cpu);
+ if(R_FAILED(rc))
+ {
+ RARCH_ERR("[Audio]: threadCreate: %x\n", rc);
+ goto fail_drv;
+ }
+
+ rc = threadStart(&aud->thread);
+ if(R_FAILED(rc))
+ {
+ RARCH_ERR("[Audio]: threadStart: %x\n", rc);
+ threadClose(&aud->thread);
+ goto fail_drv;
+ }
+
+ *new_rate = sample_rate;
+
+ return aud;
+
+fail_drv:
+ audrvClose(&aud->drv);
+
+fail_init:
+ audrenExit();
+
+fail:
+ if (aud)
+ {
+ if (aud->mempool)
+ {
+ free(aud->mempool);
+ }
+
+ free(aud);
+ }
+
+ return NULL;
+}
+
+static size_t libnx_audren_thread_audio_buffer_size(void *data)
+{
+ libnx_audren_thread_t *aud = (libnx_audren_thread_t*)data;
+
+ if (!aud)
+ return 0;
+
+ return aud->buffer_size;
+}
+
+static ssize_t libnx_audren_thread_audio_write(void *data, const void *buf, size_t size)
+{
+ libnx_audren_thread_t *aud = (libnx_audren_thread_t*)data;
+ size_t available, written, written_tmp;
+
+ if (!aud || !aud->running)
+ return -1;
+
+ if(aud->nonblocking)
+ {
+ mutexLock(&aud->fifo_lock);
+ available = fifo_write_avail(aud->fifo);
+ written = MIN(available, size);
+ if(written > 0)
+ {
+ fifo_write(aud->fifo, buf, written);
+ }
+ mutexUnlock(&aud->fifo_lock);
+ }
+ else
+ {
+ written = 0;
+ while (written < size && aud->running)
+ {
+ mutexLock(&aud->fifo_lock);
+ available = fifo_write_avail(aud->fifo);
+ if(available)
+ {
+ written_tmp = MIN(size - written, available);
+ fifo_write(aud->fifo, (const char*)buf + written, written_tmp);
+ mutexUnlock(&aud->fifo_lock);
+ written += written_tmp;
+ }
+ else
+ {
+ mutexUnlock(&aud->fifo_lock);
+ mutexLock(&aud->fifo_condlock);
+ condvarWait(&aud->fifo_condvar, &aud->fifo_condlock);
+ mutexUnlock(&aud->fifo_condlock);
+ }
+ }
+ }
+
+ return written;
+}
+
+static bool libnx_audren_thread_audio_stop(void *data)
+{
+ libnx_audren_thread_t *aud = (libnx_audren_thread_t*)data;
+
+ if (!aud)
+ return false;
+
+ mutexLock(&aud->fifo_lock);
+ audrvVoiceStop(&aud->drv, 0);
+ mutexUnlock(&aud->fifo_lock);
+
+ return true;
+}
+
+static bool libnx_audren_thread_audio_start(void *data, bool is_shutdown)
+{
+ (void)is_shutdown;
+ libnx_audren_thread_t *aud = (libnx_audren_thread_t*)data;
+
+ if (!aud)
+ return false;
+
+ mutexLock(&aud->fifo_lock);
+ audrvVoiceStart(&aud->drv, 0);
+ mutexUnlock(&aud->fifo_lock);
+
+ return true;
+}
+
+static bool libnx_audren_thread_audio_alive(void *data)
+{
+ libnx_audren_thread_t *aud = (libnx_audren_thread_t*)data;
+
+ if (!aud)
+ return false;
+
+ return true;
+}
+
+static void libnx_audren_thread_audio_free(void *data)
+{
+ libnx_audren_thread_t *aud = (libnx_audren_thread_t*)data;
+
+ if (!aud)
+ return;
+
+ aud->running = false;
+ mutexUnlock(&aud->fifo_lock);
+ threadWaitForExit(&aud->thread);
+ threadClose(&aud->thread);
+ audrvVoiceStop(&aud->drv, 0);
+ audrvClose(&aud->drv);
+ audrenExit();
+
+ if (aud->mempool)
+ {
+ free(aud->mempool);
+ }
+
+ if (aud->fifo)
+ {
+ fifo_clear(aud->fifo);
+ fifo_free(aud->fifo);
+ }
+
+ free(aud);
+}
+
+static bool libnx_audren_thread_audio_use_float(void *data)
+{
+ (void)data;
+ return false; /* force S16 */
+}
+
+static size_t libnx_audren_thread_audio_write_avail(void *data)
+{
+ libnx_audren_thread_t *aud = (libnx_audren_thread_t*)data;
+ size_t available;
+
+ if (!aud)
+ return 0;
+
+ mutexLock(&aud->fifo_lock);
+ available = fifo_write_avail(aud->fifo);
+ mutexUnlock(&aud->fifo_lock);
+
+ return available;
+}
+
+static void libnx_audren_thread_audio_set_nonblock_state(void *data, bool state)
+{
+ libnx_audren_thread_t *aud = (libnx_audren_thread_t*)data;
+
+ if (!aud)
+ return;
+
+ aud->nonblocking = state;
+}
+
+audio_driver_t audio_switch_libnx_audren_thread = {
+ libnx_audren_thread_audio_init,
+ libnx_audren_thread_audio_write,
+ libnx_audren_thread_audio_stop,
+ libnx_audren_thread_audio_start,
+ libnx_audren_thread_audio_alive,
+ libnx_audren_thread_audio_set_nonblock_state,
+ libnx_audren_thread_audio_free,
+ libnx_audren_thread_audio_use_float,
+ "switch_audren_thread",
+ NULL, /* device_list_new */
+ NULL, /* device_list_free */
+ libnx_audren_thread_audio_write_avail,
+ libnx_audren_thread_audio_buffer_size,
+};
diff --git a/configuration.c b/configuration.c
index 5844cf2701..5e953bf650 100644
--- a/configuration.c
+++ b/configuration.c
@@ -695,7 +695,11 @@ const char *config_get_default_audio(void)
case AUDIO_CTR:
return "dsp";
case AUDIO_SWITCH:
+#if defined(HAVE_LIBNX)
+ return "switch_thread";
+#else
return "switch";
+#endif
case AUDIO_RWEBAUDIO:
return "rwebaudio";
case AUDIO_JACK:
diff --git a/retroarch.c b/retroarch.c
index 224dd11e28..7d5148991f 100644
--- a/retroarch.c
+++ b/retroarch.c
@@ -312,8 +312,12 @@ static const audio_driver_t *audio_drivers[] = {
&audio_ctr_dsp,
#endif
#ifdef SWITCH
- &audio_switch_thread,
&audio_switch,
+ &audio_switch_thread,
+#ifdef HAVE_LIBNX
+ &audio_switch_libnx_audren,
+ &audio_switch_libnx_audren_thread,
+#endif
#endif
&audio_null,
NULL,
diff --git a/retroarch.h b/retroarch.h
index 87a97c44bc..5feefc4088 100644
--- a/retroarch.h
+++ b/retroarch.h
@@ -611,6 +611,8 @@ extern audio_driver_t audio_ctr_csnd;
extern audio_driver_t audio_ctr_dsp;
extern audio_driver_t audio_switch;
extern audio_driver_t audio_switch_thread;
+extern audio_driver_t audio_switch_libnx_audren;
+extern audio_driver_t audio_switch_libnx_audren_thread;
extern audio_driver_t audio_rwebaudio;
extern audio_driver_t audio_null;