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authorAllen Pais <allen.lkml@gmail.com>2020-08-31 16:05:42 +0530
committerVinod Koul <vkoul@kernel.org>2020-09-18 12:19:07 +0530
commit2fa9bc98b5310b336ced0caa469a00f9e871758b (patch)
treeff82c0114c600b913a4895981259e1fc102d3c20 /drivers/dma
parent6c1fd9ad2c5b722cf4b6c300ea3660ba324dae98 (diff)
downloadlinux-2fa9bc98b5310b336ced0caa469a00f9e871758b.tar.gz
dmaengine: 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@gmail.com>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Link: https://lore.kernel.org/r/20200831103542.305571-36-allen.lkml@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/ti/k3-udma.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c
index de7bfc02a2de..3ce0eb2dfa22 100644
--- a/drivers/dma/ti/k3-udma.c
+++ b/drivers/dma/ti/k3-udma.c
@@ -2909,9 +2909,9 @@ 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);
@@ -3667,8 +3667,7 @@ 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);
 	}