add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/dma/qcom/hidma.c
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@@ -224,9 +224,9 @@
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 	return 0;
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 }
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-static void hidma_issue_task(unsigned long arg)
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+static void hidma_issue_task(struct tasklet_struct *t)
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 {
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-	struct hidma_dev *dmadev = (struct hidma_dev *)arg;
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+	struct hidma_dev *dmadev = from_tasklet(dmadev, t, task);
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 	pm_runtime_get_sync(dmadev->ddev.dev);
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 	hidma_ll_start(dmadev->lldev);
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@@ -550,7 +550,7 @@
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 		kfree(mdesc);
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 	}
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-	mchan->allocated = 0;
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+	mchan->allocated = false;
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 	spin_unlock_irqrestore(&mchan->lock, irqflags);
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 }
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@@ -885,7 +885,7 @@
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 		goto uninit;
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 	dmadev->irq = chirq;
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-	tasklet_init(&dmadev->task, hidma_issue_task, (unsigned long)dmadev);
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+	tasklet_setup(&dmadev->task, hidma_issue_task);
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 	hidma_debug_init(dmadev);
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 	hidma_sysfs_init(dmadev);
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 	dev_info(&pdev->dev, "HI-DMA engine driver registration complete\n");
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@@ -897,7 +897,6 @@
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 	if (msi)
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 		hidma_free_msis(dmadev);
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-	hidma_debug_uninit(dmadev);
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 	hidma_ll_uninit(dmadev->lldev);
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 dmafree:
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 	if (dmadev)