diff options
| -rw-r--r-- | sound/soc/sh/rz-ssi.c | 63 |
1 files changed, 44 insertions, 19 deletions
diff --git a/sound/soc/sh/rz-ssi.c b/sound/soc/sh/rz-ssi.c index 5d6bae33ae34..d502aa55c5a8 100644 --- a/sound/soc/sh/rz-ssi.c +++ b/sound/soc/sh/rz-ssi.c @@ -109,6 +109,7 @@ struct rz_ssi_priv { int irq_int; int irq_tx; int irq_rx; + int irq_rt; spinlock_t lock; @@ -565,6 +566,17 @@ static irqreturn_t rz_ssi_interrupt(int irq, void *data) rz_ssi_reg_mask_setl(ssi, SSIFSR, SSIFSR_RDF, 0); } + if (irq == ssi->irq_rt) { + struct snd_pcm_substream *substream = strm->substream; + + if (rz_ssi_stream_is_play(ssi, substream)) { + strm->transfer(ssi, &ssi->playback); + } else { + strm->transfer(ssi, &ssi->capture); + rz_ssi_reg_mask_setl(ssi, SSIFSR, SSIFSR_RDF, 0); + } + } + return IRQ_HANDLED; } @@ -993,26 +1005,39 @@ static int rz_ssi_probe(struct platform_device *pdev) if (!rz_ssi_is_dma_enabled(ssi)) { /* Tx and Rx interrupts (pio only) */ ssi->irq_tx = platform_get_irq_byname(pdev, "dma_tx"); - if (ssi->irq_tx < 0) - return ssi->irq_tx; - - ret = devm_request_irq(&pdev->dev, ssi->irq_tx, - &rz_ssi_interrupt, 0, - dev_name(&pdev->dev), ssi); - if (ret < 0) - return dev_err_probe(&pdev->dev, ret, - "irq request error (dma_tx)\n"); - ssi->irq_rx = platform_get_irq_byname(pdev, "dma_rx"); - if (ssi->irq_rx < 0) - return ssi->irq_rx; - - ret = devm_request_irq(&pdev->dev, ssi->irq_rx, - &rz_ssi_interrupt, 0, - dev_name(&pdev->dev), ssi); - if (ret < 0) - return dev_err_probe(&pdev->dev, ret, - "irq request error (dma_rx)\n"); + if (ssi->irq_tx == -ENXIO && ssi->irq_rx == -ENXIO) { + ssi->irq_rt = platform_get_irq_byname(pdev, "dma_rt"); + if (ssi->irq_rt < 0) + return ssi->irq_rt; + + ret = devm_request_irq(&pdev->dev, ssi->irq_rt, + &rz_ssi_interrupt, 0, + dev_name(&pdev->dev), ssi); + if (ret < 0) + return dev_err_probe(&pdev->dev, ret, + "irq request error (dma_tx)\n"); + } else { + if (ssi->irq_tx < 0) + return ssi->irq_tx; + + if (ssi->irq_rx < 0) + return ssi->irq_rx; + + ret = devm_request_irq(&pdev->dev, ssi->irq_tx, + &rz_ssi_interrupt, 0, + dev_name(&pdev->dev), ssi); + if (ret < 0) + return dev_err_probe(&pdev->dev, ret, + "irq request error (dma_tx)\n"); + + ret = devm_request_irq(&pdev->dev, ssi->irq_rx, + &rz_ssi_interrupt, 0, + dev_name(&pdev->dev), ssi); + if (ret < 0) + return dev_err_probe(&pdev->dev, ret, + "irq request error (dma_rx)\n"); + } } ssi->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL); |