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audio: set hdmi format-check threshold by input samplerate [2/2]

Browse Source 
PD#SWPL-6340

Problem:
ddp audio input from hdmiin is not smooth

Solution:
set hdmiin format-check threshold by input sr

Verify:
Verified by x301.

Change-Id: Idb8ffa616c3880b1c34d61ca4e8c2917343a9ffc
Signed-off-by: Zhe Wang <Zhe.Wang@amlogic.com>
This commit is contained in:
Zhe Wang
2019-05-06 21:14:14 +08:00
committed by Tao Zeng
parent dc59304727
commit 2ad1050936
1 changed files with 14 additions and 1 deletions
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15
sound/soc/amlogic/auge/extn.c
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@@ -17,6 +17,8 @@
* such as fratv, frhdmirx
*/
/*#define DEBUG*/
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/platform_device.h>
@@ -134,6 +136,17 @@ static irqreturn_t extn_ddr_isr(int irq, void *devid)
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct device *dev = rtd->platform->dev;
struct extn *p_extn = (struct extn *)dev_get_drvdata(dev);
int timeout_thres = 5;
#ifdef CONFIG_AMLOGIC_MEDIA_TVIN_HDMI
int sample_rate_index = get_hdmi_sample_rate_index();
/*192K audio*/
if (sample_rate_index == 7)
timeout_thres = 10;
else
timeout_thres = 5;
#endif
if (!snd_pcm_running(substream))
return IRQ_HANDLED;
@@ -148,7 +161,7 @@ static irqreturn_t extn_ddr_isr(int irq, void *devid)
p_extn->frhdmirx_same_cnt++;
if (p_extn->frhdmirx_same_cnt > 5)
if (p_extn->frhdmirx_same_cnt > timeout_thres)
frhdmirx_nonpcm2pcm_clr_reset(p_extn);
if (p_extn->frhdmirx_cnt == 0)