linux-kernel - [PATCH 28/35] dma: timb_dma: convert tasklets to use new tasklet

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Date:   Mon, 17 Aug 2020 13:47:19 +0530
From:   Allen Pais <allen.lkml@...il.com>
To:     shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        festevam@...il.com, linux-imx@....com, ast@...nel.org,
        daniel@...earbox.net, kafai@...com, songliubraving@...com,
        yhs@...com, andriin@...com, john.fastabend@...il.com,
        kpsingh@...omium.org, baohua@...nel.org, mripard@...nel.org,
        wens@...e.org, thierry.reding@...il.com, jonathanh@...dia.com,
        michal.simek@...inx.com, matthias.bgg@...il.com
Cc:     keescook@...omium.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, netdev@...r.kernel.org,
        bpf@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-mediatek@...ts.infradead.org,
        Allen Pais <allen.lkml@...il.com>,
        Romain Perier <romain.perier@...il.com>
Subject: [PATCH 28/35] dma: timb_dma: 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@...il.com>
Signed-off-by: Allen Pais <allen.lkml@...il.com>
---
 drivers/dma/timb_dma.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/dma/timb_dma.c b/drivers/dma/timb_dma.c
index 68e48bf54d78..3f524be69efb 100644
--- a/drivers/dma/timb_dma.c
+++ b/drivers/dma/timb_dma.c
@@ -563,9 +563,9 @@ static int td_terminate_all(struct dma_chan *chan)
 	return 0;
 }
 
-static void td_tasklet(unsigned long data)
+static void td_tasklet(struct tasklet_struct *t)
 {
-	struct timb_dma *td = (struct timb_dma *)data;
+	struct timb_dma *td = from_tasklet(td, t, tasklet);
 	u32 isr;
 	u32 ipr;
 	u32 ier;
@@ -658,7 +658,7 @@ static int td_probe(struct platform_device *pdev)
 	iowrite32(0x0, td->membase + TIMBDMA_IER);
 	iowrite32(0xFFFFFFFF, td->membase + TIMBDMA_ISR);
 
-	tasklet_init(&td->tasklet, td_tasklet, (unsigned long)td);
+	tasklet_setup(&td->tasklet, td_tasklet);
 
 	err = request_irq(irq, td_irq, IRQF_SHARED, DRIVER_NAME, td);
 	if (err) {
-- 
2.17.1