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Date:   Mon, 17 Aug 2020 13:47:16 +0530
From:   Allen Pais <>
        Allen Pais <>,
        Romain Perier <>
Subject: [PATCH 25/35] dma: ste_dma40: 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/ste_dma40.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index 21e2f1d0c210..ec4611ae7230 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -1573,9 +1573,9 @@ static void dma_tc_handle(struct d40_chan *d40c)
-static void dma_tasklet(unsigned long data)
+static void dma_tasklet(struct tasklet_struct *t)
-	struct d40_chan *d40c = (struct d40_chan *) data;
+	struct d40_chan *d40c = from_tasklet(d40c, t, tasklet);
 	struct d40_desc *d40d;
 	unsigned long flags;
 	bool callback_active;
@@ -2806,8 +2806,7 @@ static void __init d40_chan_init(struct d40_base *base, struct dma_device *dma,
-		tasklet_init(&d40c->tasklet, dma_tasklet,
-			     (unsigned long) d40c);
+		tasklet_setup(&d40c->tasklet, dma_tasklet);

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