[PATCH 02/35] dma: at_hdmac: convert tasklets to use new tasklet_setup() API

[Allen Pais]

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@xxxxxxxxx>
Signed-off-by: Allen Pais <allen.lkml@xxxxxxxxx>
---
 drivers/dma/at_hdmac.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index 45bbcd6146fd..4162c9a177e0 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -598,9 +598,9 @@ static void atc_handle_cyclic(struct at_dma_chan *atchan)
 
 /*--  IRQ & Tasklet  ---------------------------------------------------*/
 
-static void atc_tasklet(unsigned long data)
+static void atc_tasklet(struct tasklet_struct *t)
 {
-	struct at_dma_chan *atchan = (struct at_dma_chan *)data;
+	struct at_dma_chan *atchan = from_tasklet(atchan, t, tasklet);
 
 	if (test_and_clear_bit(ATC_IS_ERROR, &atchan->status))
 		return atc_handle_error(atchan);
@@ -1885,8 +1885,7 @@ static int __init at_dma_probe(struct platform_device *pdev)
 		INIT_LIST_HEAD(&atchan->queue);
 		INIT_LIST_HEAD(&atchan->free_list);
 
-		tasklet_init(&atchan->tasklet, atc_tasklet,
-				(unsigned long)atchan);
+		tasklet_setup(&atchan->tasklet, atc_tasklet);
 		atc_enable_chan_irq(atdma, i);
 	}
 
-- 
2.17.1