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Message-ID: <1577540460-21438-5-git-send-email-Vishnuvardhanrao.Ravulapati@amd.com>
Date: Sat, 28 Dec 2019 19:10:58 +0530
From: Ravulapati Vishnu vardhan rao
<Vishnuvardhanrao.Ravulapati@....com>
To: unlisted-recipients:; (no To-header on input)
CC: <Alexander.Deucher@....com>, <djkurtz@...gle.com>,
<broonie@...nel.org>,
Ravulapati Vishnu vardhan rao
<Vishnuvardhanrao.Ravulapati@....com>,
"Liam Girdwood" <lgirdwood@...il.com>,
Jaroslav Kysela <perex@...ex.cz>,
"Takashi Iwai" <tiwai@...e.com>,
Vijendar Mukunda <Vijendar.Mukunda@....com>,
"Colin Ian King" <colin.king@...onical.com>,
YueHaibing <yuehaibing@...wei.com>,
Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
"moderated list:SOUND - SOC LAYER / DYNAMIC AUDIO POWER MANAGEM..."
<alsa-devel@...a-project.org>,
open list <linux-kernel@...r.kernel.org>
Subject: [PATCH 4/6] ASoC: amd: Handle ACP3x I2S-SP Interrupts.
Enabled support for I2S-SP interrupt handling.
Previous to this implementation, driver supports only interrupts
on BT instance.
Signed-off-by: Ravulapati Vishnu vardhan rao <Vishnuvardhanrao.Ravulapati@....com>
---
sound/soc/amd/raven/acp3x-pcm-dma.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/sound/soc/amd/raven/acp3x-pcm-dma.c b/sound/soc/amd/raven/acp3x-pcm-dma.c
index 040a8be5..c5d7f35 100644
--- a/sound/soc/amd/raven/acp3x-pcm-dma.c
+++ b/sound/soc/amd/raven/acp3x-pcm-dma.c
@@ -176,6 +176,13 @@ static irqreturn_t i2s_irq_handler(int irq, void *dev_id)
snd_pcm_period_elapsed(rv_i2s_data->play_stream);
play_flag = 1;
}
+ if ((val & BIT(I2S_TX_THRESHOLD)) &&
+ rv_i2s_data->i2ssp_play_stream) {
+ rv_writel(BIT(I2S_TX_THRESHOLD),
+ rv_i2s_data->acp3x_base + mmACP_EXTERNAL_INTR_STAT);
+ snd_pcm_period_elapsed(rv_i2s_data->i2ssp_play_stream);
+ play_flag = 1;
+ }
if ((val & BIT(BT_RX_THRESHOLD)) && rv_i2s_data->capture_stream) {
rv_writel(BIT(BT_RX_THRESHOLD), rv_i2s_data->acp3x_base +
@@ -183,6 +190,13 @@ static irqreturn_t i2s_irq_handler(int irq, void *dev_id)
snd_pcm_period_elapsed(rv_i2s_data->capture_stream);
cap_flag = 1;
}
+ if ((val & BIT(I2S_RX_THRESHOLD)) &&
+ rv_i2s_data->i2ssp_capture_stream) {
+ rv_writel(BIT(I2S_RX_THRESHOLD),
+ rv_i2s_data->acp3x_base + mmACP_EXTERNAL_INTR_STAT);
+ snd_pcm_period_elapsed(rv_i2s_data->i2ssp_capture_stream);
+ cap_flag = 1;
+ }
if (play_flag | cap_flag)
return IRQ_HANDLED;
--
2.7.4
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