Interrupt handler changes for BT I2S instance.
Signed-off-by: Vijendar Mukunda Vijendar.Mukunda@amd.com Reviewed-by: Alex Deucher alexander.deucher@amd.com --- sound/soc/amd/acp-pcm-dma.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+)
diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c index aaee70f..b1c1ff2 100644 --- a/sound/soc/amd/acp-pcm-dma.c +++ b/sound/soc/amd/acp-pcm-dma.c @@ -728,6 +728,21 @@ static irqreturn_t dma_irq_handler(int irq, void *arg) acp_mmio, mmACP_EXTERNAL_INTR_STAT); }
+ if ((intr_flag & BIT(ACP_TO_I2S_DMA_BT_INSTANCE_CH_NUM)) != 0) { + valid_irq = true; + if (acp_reg_read(acp_mmio, mmACP_DMA_CUR_DSCR_9) == + PLAYBACK_START_DMA_DESCR_CH9) + dscr_idx = PLAYBACK_END_DMA_DESCR_CH8; + else + dscr_idx = PLAYBACK_START_DMA_DESCR_CH8; + config_acp_dma_channel(acp_mmio, SYSRAM_TO_ACP_BT_INSTANCE_CH_NUM, dscr_idx, + 1, 0); + acp_dma_start(acp_mmio, SYSRAM_TO_ACP_BT_INSTANCE_CH_NUM, false); + snd_pcm_period_elapsed(irq_data->play_i2sbt_stream); + acp_reg_write((intr_flag & BIT(ACP_TO_I2S_DMA_BT_INSTANCE_CH_NUM)) << 16, + acp_mmio, mmACP_EXTERNAL_INTR_STAT); + } + if ((intr_flag & BIT(I2S_TO_ACP_DMA_CH_NUM)) != 0) { valid_irq = true; if (acp_reg_read(acp_mmio, mmACP_DMA_CUR_DSCR_15) == @@ -750,6 +765,27 @@ static irqreturn_t dma_irq_handler(int irq, void *arg) acp_mmio, mmACP_EXTERNAL_INTR_STAT); }
+ if ((intr_flag & BIT(I2S_TO_ACP_DMA_BT_INSTANCE_CH_NUM)) != 0) { + valid_irq = true; + if (acp_reg_read(acp_mmio, mmACP_DMA_CUR_DSCR_11) == + CAPTURE_START_DMA_DESCR_CH11) + dscr_idx = CAPTURE_END_DMA_DESCR_CH10; + else + dscr_idx = CAPTURE_START_DMA_DESCR_CH10; + config_acp_dma_channel(acp_mmio, ACP_TO_SYSRAM_BT_INSTANCE_CH_NUM, dscr_idx, + 1, 0); + acp_dma_start(acp_mmio, ACP_TO_SYSRAM_BT_INSTANCE_CH_NUM, false); + acp_reg_write((intr_flag & BIT(I2S_TO_ACP_DMA_BT_INSTANCE_CH_NUM)) << 16, + acp_mmio, mmACP_EXTERNAL_INTR_STAT); + } + + if ((intr_flag & BIT(ACP_TO_SYSRAM_BT_INSTANCE_CH_NUM)) != 0) { + valid_irq = true; + snd_pcm_period_elapsed(irq_data->capture_i2sbt_stream); + acp_reg_write((intr_flag & BIT(ACP_TO_SYSRAM_BT_INSTANCE_CH_NUM)) << 16, + acp_mmio, mmACP_EXTERNAL_INTR_STAT); + } + if (valid_irq) return IRQ_HANDLED; else