[PATCH] ASoC: rt722: add delay time to wait for the calibration procedure

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]



From: Shuming Fan <shumingf@xxxxxxxxxxx>

The calibration procedure needs some time to finish.
This patch adds the delay time to ensure the calibration procedure is completed correctly.

Signed-off-by: Shuming Fan <shumingf@xxxxxxxxxxx>
---
 sound/soc/codecs/rt722-sdca.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/sound/soc/codecs/rt722-sdca.c b/sound/soc/codecs/rt722-sdca.c
index 908846e994df..e17a142d03b9 100644
--- a/sound/soc/codecs/rt722-sdca.c
+++ b/sound/soc/codecs/rt722-sdca.c
@@ -1468,13 +1468,18 @@ static void rt722_sdca_jack_preset(struct rt722_sdca_priv *rt722)
 		0x008d);
 	/* check HP calibration FSM status */
 	for (loop_check = 0; loop_check < chk_cnt; loop_check++) {
+		usleep_range(10000, 11000);
 		ret = rt722_sdca_index_read(rt722, RT722_VENDOR_CALI,
 			RT722_DAC_DC_CALI_CTL3, &calib_status);
-		if (ret < 0 || loop_check == chk_cnt)
+		if (ret < 0)
 			dev_dbg(&rt722->slave->dev, "calibration failed!, ret=%d\n", ret);
 		if ((calib_status & 0x0040) == 0x0)
 			break;
 	}
+
+	if (loop_check == chk_cnt)
+		dev_dbg(&rt722->slave->dev, "%s, calibration time-out!\n", __func__);
+
 	/* Set ADC09 power entity floating control */
 	rt722_sdca_index_write(rt722, RT722_VENDOR_HDA_CTL, RT722_ADC0A_08_PDE_FLOAT_CTL,
 		0x2a12);
-- 
2.34.1





[Index of Archives]     [Pulseaudio]     [Linux Audio Users]     [ALSA Devel]     [Fedora Desktop]     [Fedora SELinux]     [Big List of Linux Books]     [Yosemite News]     [KDE Users]

  Powered by Linux