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cxd56xx: use small lock in arch/arm/src/cxd56xx/cxd56_nxaudio_src.c

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reason:
We hope to remove all instances of spin_lock_irqsave(NULL).

Signed-off-by: hujun5 <hujun5@xiaomi.com>
This commit is contained in:
hujun5
2024-12-03 17:02:26 +08:00
committed by Xiang Xiao
parent 893e67745b
commit d5fba177b1
1 changed files with 13 additions and 10 deletions
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arch/arm/src/cxd56xx/cxd56_nxaudio_src.c
+13 -10
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@@ -85,6 +85,8 @@ struct cxd56_srcdata_s
float buf_count; float buf_count;
float buf_increment; float buf_increment;
spinlock_t lock;
}; };
/**************************************************************************** /****************************************************************************
@@ -114,18 +116,18 @@ static struct ap_buffer_s *cxd56_src_get_apb(void)
struct ap_buffer_s *src_apb; struct ap_buffer_s *src_apb;
irqstate_t flags; irqstate_t flags;
flags = spin_lock_irqsave(NULL); flags = spin_lock_irqsave(&g_src.lock);
if (dq_count(g_src.inq) == 0) if (dq_count(g_src.inq) == 0)
{ {
size_t bufsize = sizeof(struct ap_buffer_s) + size_t bufsize = sizeof(struct ap_buffer_s) +
CONFIG_CXD56_AUDIO_BUFFER_SIZE; CONFIG_CXD56_AUDIO_BUFFER_SIZE;
spin_unlock_irqrestore(NULL, flags); spin_unlock_irqrestore(&g_src.lock, flags);
src_apb = kmm_zalloc(bufsize); src_apb = kmm_zalloc(bufsize);
flags = spin_lock_irqsave(NULL); flags = spin_lock_irqsave(&g_src.lock);
if (!src_apb) if (!src_apb)
{ {
@@ -146,7 +148,7 @@ static struct ap_buffer_s *cxd56_src_get_apb(void)
src_apb->flags = 0; src_apb->flags = 0;
errorout_with_lock: errorout_with_lock:
spin_unlock_irqrestore(NULL, flags); spin_unlock_irqrestore(&g_src.lock, flags);
return src_apb; return src_apb;
} }
@@ -183,9 +185,9 @@ static int cxd56_src_process(struct ap_buffer_s *apb)
src_apb->nbytes = apb->nbytes; src_apb->nbytes = apb->nbytes;
src_apb->flags |= AUDIO_APB_SRC_FINAL; src_apb->flags |= AUDIO_APB_SRC_FINAL;
flags = spin_lock_irqsave(NULL); flags = spin_lock_irqsave(&g_src.lock);
dq_put(g_src.outq, &src_apb->dq_entry); dq_put(g_src.outq, &src_apb->dq_entry);
spin_unlock_irqrestore(NULL, flags); spin_unlock_irqrestore(&g_src.lock, flags);
goto exit; goto exit;
} }
@@ -287,9 +289,9 @@ static int cxd56_src_process(struct ap_buffer_s *apb)
/* Put in out queue to be DMA'd */ /* Put in out queue to be DMA'd */
flags = spin_lock_irqsave(NULL); flags = spin_lock_irqsave(&g_src.lock);
dq_put(g_src.outq, &src_apb->dq_entry); dq_put(g_src.outq, &src_apb->dq_entry);
spin_unlock_irqrestore(NULL, flags); spin_unlock_irqrestore(&g_src.lock, flags);
#ifdef DUMP_DATA #ifdef DUMP_DATA
file_write(&dump_file_post, src_apb->samp, src_apb->nbytes); file_write(&dump_file_post, src_apb->samp, src_apb->nbytes);
@@ -318,9 +320,9 @@ static int cxd56_src_process(struct ap_buffer_s *apb)
src_apb->nbytes += g_src.bytewidth * src_nframes * g_src.channels; src_apb->nbytes += g_src.bytewidth * src_nframes * g_src.channels;
flags = spin_lock_irqsave(NULL); flags = spin_lock_irqsave(&g_src.lock);
dq_put_back(g_src.inq, &src_apb->dq_entry); dq_put_back(g_src.inq, &src_apb->dq_entry);
spin_unlock_irqrestore(NULL, flags); spin_unlock_irqrestore(&g_src.lock, flags);
apb->curbyte += (float_in_left * g_src.bytewidth); apb->curbyte += (float_in_left * g_src.bytewidth);
} }
@@ -521,6 +523,7 @@ int cxd56_src_deinit(void)
} }
src_delete(g_src.src_state); src_delete(g_src.src_state);
spin_lock_init(&g_src.lock);
#ifdef DUMP_DATA #ifdef DUMP_DATA
if (dump_file_pre.f_inode) if (dump_file_pre.f_inode)