diff options
Diffstat (limited to 'drivers/dma/fsl-edma-main.c')
| -rw-r--r-- | drivers/dma/fsl-edma-main.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/dma/fsl-edma-main.c b/drivers/dma/fsl-edma-main.c index f989b6c9c0a9..756d67325db5 100644 --- a/drivers/dma/fsl-edma-main.c +++ b/drivers/dma/fsl-edma-main.c @@ -164,7 +164,7 @@ static bool fsl_edma_srcid_in_use(struct fsl_edma_engine *fsl_edma, u32 srcid) fsl_chan = &fsl_edma->chans[i]; if (fsl_chan->srcid && srcid == fsl_chan->srcid) { - dev_err(&fsl_chan->pdev->dev, "The srcid is in use, can't use!"); + dev_err(&fsl_chan->pdev->dev, "The srcid is in use, can't use!\n"); return true; } } @@ -401,6 +401,7 @@ fsl_edma2_irq_init(struct platform_device *pdev, /* The last IRQ is for eDMA err */ if (i == count - 1) { + fsl_edma->errirq = irq; ret = devm_request_irq(&pdev->dev, irq, fsl_edma_err_handler, 0, "eDMA2-ERR", fsl_edma); @@ -420,10 +421,13 @@ static void fsl_edma_irq_exit( struct platform_device *pdev, struct fsl_edma_engine *fsl_edma) { if (fsl_edma->txirq == fsl_edma->errirq) { - devm_free_irq(&pdev->dev, fsl_edma->txirq, fsl_edma); + if (fsl_edma->txirq >= 0) + devm_free_irq(&pdev->dev, fsl_edma->txirq, fsl_edma); } else { - devm_free_irq(&pdev->dev, fsl_edma->txirq, fsl_edma); - devm_free_irq(&pdev->dev, fsl_edma->errirq, fsl_edma); + if (fsl_edma->txirq >= 0) + devm_free_irq(&pdev->dev, fsl_edma->txirq, fsl_edma); + if (fsl_edma->errirq >= 0) + devm_free_irq(&pdev->dev, fsl_edma->errirq, fsl_edma); } } @@ -620,6 +624,8 @@ static int fsl_edma_probe(struct platform_device *pdev) if (!fsl_edma) return -ENOMEM; + fsl_edma->errirq = -EINVAL; + fsl_edma->txirq = -EINVAL; fsl_edma->drvdata = drvdata; fsl_edma->n_chans = chans; mutex_init(&fsl_edma->fsl_edma_mutex); @@ -802,9 +808,9 @@ static void fsl_edma_remove(struct platform_device *pdev) struct fsl_edma_engine *fsl_edma = platform_get_drvdata(pdev); fsl_edma_irq_exit(pdev, fsl_edma); - fsl_edma_cleanup_vchan(&fsl_edma->dma_dev); of_dma_controller_free(np); dma_async_device_unregister(&fsl_edma->dma_dev); + fsl_edma_cleanup_vchan(&fsl_edma->dma_dev); fsl_disable_clocks(fsl_edma, fsl_edma->drvdata->dmamuxs); } @@ -822,7 +828,7 @@ static int fsl_edma_suspend_late(struct device *dev) spin_lock_irqsave(&fsl_chan->vchan.lock, flags); /* Make sure chan is idle or will force disable. */ if (unlikely(fsl_chan->status == DMA_IN_PROGRESS)) { - dev_warn(dev, "WARN: There is non-idle channel."); + dev_warn(dev, "WARN: There is non-idle channel.\n"); fsl_edma_disable_request(fsl_chan); fsl_edma_chan_mux(fsl_chan, 0, false); } |