mirror of https://gitee.com/openkylin/linux.git
Merge branch 'topic/axi' into for-linus
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commit
488bace2f1
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@ -270,6 +270,9 @@ static irqreturn_t axi_dmac_interrupt_handler(int irq, void *devid)
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unsigned int pending;
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pending = axi_dmac_read(dmac, AXI_DMAC_REG_IRQ_PENDING);
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if (!pending)
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return IRQ_NONE;
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axi_dmac_write(dmac, AXI_DMAC_REG_IRQ_PENDING, pending);
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spin_lock(&dmac->chan.vchan.lock);
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@ -579,7 +582,9 @@ static int axi_dmac_probe(struct platform_device *pdev)
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return -ENOMEM;
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dmac->irq = platform_get_irq(pdev, 0);
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if (dmac->irq <= 0)
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if (dmac->irq < 0)
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return dmac->irq;
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if (dmac->irq == 0)
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return -EINVAL;
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res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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@ -683,6 +688,7 @@ static const struct of_device_id axi_dmac_of_match_table[] = {
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{ .compatible = "adi,axi-dmac-1.00.a" },
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{ },
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};
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MODULE_DEVICE_TABLE(of, axi_dmac_of_match_table);
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static struct platform_driver axi_dmac_driver = {
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.driver = {
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