crypto: caam - check return code of dma_set_mask_and_coherent()
Setting the dma mask could fail, thus make sure it succeeds before going further. Signed-off-by: Horia Geantă <horia.geanta@nxp.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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@ -586,13 +586,18 @@ static int caam_probe(struct platform_device *pdev)
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JRSTART_JR1_START | JRSTART_JR2_START |
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JRSTART_JR3_START);
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if (sizeof(dma_addr_t) == sizeof(u64))
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if (sizeof(dma_addr_t) == sizeof(u64)) {
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if (of_device_is_compatible(nprop, "fsl,sec-v5.0"))
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dma_set_mask_and_coherent(dev, DMA_BIT_MASK(40));
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ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(40));
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else
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dma_set_mask_and_coherent(dev, DMA_BIT_MASK(36));
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else
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dma_set_mask_and_coherent(dev, DMA_BIT_MASK(32));
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ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(36));
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} else {
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ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(32));
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}
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if (ret) {
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dev_err(dev, "dma_set_mask_and_coherent failed (%d)\n", ret);
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goto iounmap_ctrl;
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}
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/*
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* Detect and enable JobRs
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@ -498,13 +498,22 @@ static int caam_jr_probe(struct platform_device *pdev)
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jrpriv->rregs = (struct caam_job_ring __iomem __force *)ctrl;
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if (sizeof(dma_addr_t) == sizeof(u64))
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if (sizeof(dma_addr_t) == sizeof(u64)) {
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if (of_device_is_compatible(nprop, "fsl,sec-v5.0-job-ring"))
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dma_set_mask_and_coherent(jrdev, DMA_BIT_MASK(40));
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error = dma_set_mask_and_coherent(jrdev,
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DMA_BIT_MASK(40));
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else
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dma_set_mask_and_coherent(jrdev, DMA_BIT_MASK(36));
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else
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dma_set_mask_and_coherent(jrdev, DMA_BIT_MASK(32));
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error = dma_set_mask_and_coherent(jrdev,
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DMA_BIT_MASK(36));
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} else {
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error = dma_set_mask_and_coherent(jrdev, DMA_BIT_MASK(32));
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}
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if (error) {
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dev_err(jrdev, "dma_set_mask_and_coherent failed (%d)\n",
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error);
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iounmap(ctrl);
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return error;
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}
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/* Identify the interrupt */
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jrpriv->irq = irq_of_parse_and_map(nprop, 0);
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