dmaengine: dw: convert tasklets to use new tasklet_setup() API (169bb74f) · Commits · 戴 / test

In preparation for unconditionally passing the struct tasklet_struct pointer to all tasklet callbacks, switch to using the new tasklet_setup() and from_tasklet() to pass the tasklet pointer explicitly. Signed-off-by:

Romain Perier <romain.perier@gmail.com> Signed-off-by:

Allen Pais <allen.lkml@gmail.com> Link: https://lore.kernel.org/r/20200831103542.305571-6-allen.lkml@gmail.com Signed-off-by:

Vinod Koul <vkoul@kernel.org>

drivers/dma/dw/core.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -463,9 +463,9 @@ static void dwc_handle_error(struct dw_dma dw, struct dw_dma_chan dwc)
		dwc_descriptor_complete(dwc, bad_desc, true);
		}

		static void dw_dma_tasklet(unsigned long data)
		static void dw_dma_tasklet(struct tasklet_struct *t)
		{
		struct dw_dma dw = (struct dw_dma )data;
		struct dw_dma *dw = from_tasklet(dw, t, tasklet);
		struct dw_dma_chan *dwc;
		u32 status_xfer;
		u32 status_err;
		@@ -1142,7 +1142,7 @@ int do_dma_probe(struct dw_dma_chip *chip)
		goto err_pdata;
		}

		tasklet_init(&dw->tasklet, dw_dma_tasklet, (unsigned long)dw);
		tasklet_setup(&dw->tasklet, dw_dma_tasklet);

		err = request_irq(chip->irq, dw_dma_interrupt, IRQF_SHARED,
		dw->name, dw);

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