[PATCH 15/35] dma: mpc512x: convert tasklets to use new tasklet_setup() API

Allen Pais allen.lkml at gmail.com
Mon Aug 17 04:17:06 EDT 2020


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 at gmail.com>
Signed-off-by: Allen Pais <allen.lkml at gmail.com>
---
 drivers/dma/mpc512x_dma.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/dma/mpc512x_dma.c b/drivers/dma/mpc512x_dma.c
index dc2cae7bcf69..c1a69149c8bf 100644
--- a/drivers/dma/mpc512x_dma.c
+++ b/drivers/dma/mpc512x_dma.c
@@ -414,9 +414,9 @@ static void mpc_dma_process_completed(struct mpc_dma *mdma)
 }
 
 /* DMA Tasklet */
-static void mpc_dma_tasklet(unsigned long data)
+static void mpc_dma_tasklet(struct tasklet_struct *t)
 {
-	struct mpc_dma *mdma = (void *)data;
+	struct mpc_dma *mdma = from_tasklet(mdma, t, tasklet);
 	unsigned long flags;
 	uint es;
 
@@ -1009,7 +1009,7 @@ static int mpc_dma_probe(struct platform_device *op)
 		list_add_tail(&mchan->chan.device_node, &dma->channels);
 	}
 
-	tasklet_init(&mdma->tasklet, mpc_dma_tasklet, (unsigned long)mdma);
+	tasklet_setup(&mdma->tasklet, mpc_dma_tasklet);
 
 	/*
 	 * Configure DMA Engine:
-- 
2.17.1




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