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Date: Mon, 17 Aug 2020 13:47:26 +0530 From: Allen Pais <allen.lkml@...il.com> To: shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com, linux-imx@....com, ast@...nel.org, daniel@...earbox.net, kafai@...com, songliubraving@...com, yhs@...com, andriin@...com, john.fastabend@...il.com, kpsingh@...omium.org, baohua@...nel.org, mripard@...nel.org, wens@...e.org, thierry.reding@...il.com, jonathanh@...dia.com, michal.simek@...inx.com, matthias.bgg@...il.com Cc: keescook@...omium.org, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, netdev@...r.kernel.org, bpf@...r.kernel.org, linux-tegra@...r.kernel.org, linux-mediatek@...ts.infradead.org, Allen Pais <allen.lkml@...il.com> Subject: [PATCH 35/35] dma: k3-udma: convert tasklets to use new tasklet_setup() API 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: Allen Pais <allen.lkml@...il.com> --- drivers/dma/ti/k3-udma.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index c14e6cb105cd..59cd8770334c 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -2914,9 +2914,9 @@ static void udma_desc_pre_callback(struct virt_dma_chan *vc, * This tasklet handles the completion of a DMA descriptor by * calling its callback and freeing it. */ -static void udma_vchan_complete(unsigned long arg) +static void udma_vchan_complete(struct tasklet_struct *t) { - struct virt_dma_chan *vc = (struct virt_dma_chan *)arg; + struct virt_dma_chan *vc = from_tasklet(vc, t, task); struct virt_dma_desc *vd, *_vd; struct dmaengine_desc_callback cb; LIST_HEAD(head); @@ -3649,8 +3649,7 @@ static int udma_probe(struct platform_device *pdev) vchan_init(&uc->vc, &ud->ddev); /* Use custom vchan completion handling */ - tasklet_init(&uc->vc.task, udma_vchan_complete, - (unsigned long)&uc->vc); + tasklet_setup(&uc->vc.task, udma_vchan_complete); init_completion(&uc->teardown_completed); INIT_DELAYED_WORK(&uc->tx_drain.work, udma_check_tx_completion); } -- 2.17.1
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