[v7,5/6] ASoC: amd: Handle ACP3x I2S-SP Interrupts.
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Message ID 1574085861-22818-6-git-send-email-Vishnuvardhanrao.Ravulapati@amd.com
State New
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Series
  • [v7,1/6] ASoC: amd:Create multiple I2S platform device endpoint
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Commit Message

Ravulapati Vishnu vardhan rao Nov. 18, 2019, 2:04 p.m. UTC
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@amd.com>
---
 sound/soc/amd/raven/acp3x-pcm-dma.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

Patch
diff mbox series

diff --git a/sound/soc/amd/raven/acp3x-pcm-dma.c b/sound/soc/amd/raven/acp3x-pcm-dma.c
index 1b8b10a..3de2e25 100644
--- a/sound/soc/amd/raven/acp3x-pcm-dma.c
+++ b/sound/soc/amd/raven/acp3x-pcm-dma.c
@@ -177,6 +177,13 @@  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 +
@@ -184,6 +191,13 @@  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;