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authorAllen Pais <allen.lkml@gmail.com>2020-08-31 16:05:27 +0530
committerVinod Koul <vkoul@kernel.org>2020-09-18 12:19:06 +0530
commitab2a98ae4105d805383f840c54fabbb6560e2fc7 (patch)
tree3e121e7cdede00eb2a7c51be0b0266cc6ac50fdd /drivers/dma/pl330.c
parent88ff5093ca30b73121930d2cf5f069ed2ffee6bb (diff)
downloadlinux-ab2a98ae4105d805383f840c54fabbb6560e2fc7.tar.gz
dmaengine: pl330: 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 <romain.perier@gmail.com>
Signed-off-by: Allen Pais <allen.lkml@gmail.com>
Link: https://lore.kernel.org/r/20200831103542.305571-21-allen.lkml@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/pl330.c')
-rw-r--r--drivers/dma/pl330.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index 000c3c4b4f7a..d98fb318dd2d 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -1573,9 +1573,9 @@ static void dma_pl330_rqcb(struct dma_pl330_desc *desc, enum pl330_op_err err)
 	tasklet_schedule(&pch->task);
 }
 
-static void pl330_dotask(unsigned long data)
+static void pl330_dotask(struct tasklet_struct *t)
 {
-	struct pl330_dmac *pl330 = (struct pl330_dmac *) data;
+	struct pl330_dmac *pl330 = from_tasklet(pl330, t, tasks);
 	unsigned long flags;
 	int i;
 
@@ -1979,7 +1979,7 @@ static int pl330_add(struct pl330_dmac *pl330)
 		return ret;
 	}
 
-	tasklet_init(&pl330->tasks, pl330_dotask, (unsigned long) pl330);
+	tasklet_setup(&pl330->tasks, pl330_dotask);
 
 	pl330->state = INIT;
 
@@ -2062,9 +2062,9 @@ static inline void fill_queue(struct dma_pl330_chan *pch)
 	}
 }
 
-static void pl330_tasklet(unsigned long data)
+static void pl330_tasklet(struct tasklet_struct *t)
 {
-	struct dma_pl330_chan *pch = (struct dma_pl330_chan *)data;
+	struct dma_pl330_chan *pch = from_tasklet(pch, t, task);
 	struct dma_pl330_desc *desc, *_dt;
 	unsigned long flags;
 	bool power_down = false;
@@ -2172,7 +2172,7 @@ static int pl330_alloc_chan_resources(struct dma_chan *chan)
 		return -ENOMEM;
 	}
 
-	tasklet_init(&pch->task, pl330_tasklet, (unsigned long) pch);
+	tasklet_setup(&pch->task, pl330_tasklet);
 
 	spin_unlock_irqrestore(&pl330->lock, flags);