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Date:   Mon, 17 Aug 2020 13:46:52 +0530
From:   Allen Pais <>
        Allen Pais <>,
        Romain Perier <>
Subject: [PATCH 01/35] dma: altera-msgdma: 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: Romain Perier <>
Signed-off-by: Allen Pais <>
 drivers/dma/altera-msgdma.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/dma/altera-msgdma.c b/drivers/dma/altera-msgdma.c
index 321ac3a7aa41..4d6751bf6f11 100644
--- a/drivers/dma/altera-msgdma.c
+++ b/drivers/dma/altera-msgdma.c
@@ -680,9 +680,9 @@ static int msgdma_alloc_chan_resources(struct dma_chan *dchan)
  * msgdma_tasklet - Schedule completion tasklet
  * @data: Pointer to the Altera sSGDMA channel structure
-static void msgdma_tasklet(unsigned long data)
+static void msgdma_tasklet(struct tasklet_struct *t)
-	struct msgdma_device *mdev = (struct msgdma_device *)data;
+	struct msgdma_device *mdev = from_tasklet(mdev, t, irq_tasklet);
 	u32 count;
 	u32 __maybe_unused size;
 	u32 __maybe_unused status;
@@ -830,7 +830,7 @@ static int msgdma_probe(struct platform_device *pdev)
 	if (ret)
 		return ret;
-	tasklet_init(&mdev->irq_tasklet, msgdma_tasklet, (unsigned long)mdev);
+	tasklet_setup(&mdev->irq_tasklet, msgdma_tasklet);

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