linux-kernel - [PATCH 11/35] dma: ipu: convert tasklets to use new tasklet

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Message-Id: <20200817081726.20213-12-allen.lkml@gmail.com>
Date:   Mon, 17 Aug 2020 13:47:02 +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 11/35] dma: ipu: 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/ipu/ipu_idmac.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c
index 0457b1f26540..38036db284cb 100644
--- a/drivers/dma/ipu/ipu_idmac.c
+++ b/drivers/dma/ipu/ipu_idmac.c
@@ -1299,9 +1299,9 @@ static irqreturn_t idmac_interrupt(int irq, void *dev_id)
 	return IRQ_HANDLED;
 }
 
-static void ipu_gc_tasklet(unsigned long arg)
+static void ipu_gc_tasklet(struct tasklet_struct *t)
 {
-	struct ipu *ipu = (struct ipu *)arg;
+	struct ipu *ipu = from_tasklet(ipu, t, tasklet);
 	int i;
 
 	for (i = 0; i < IPU_CHANNELS_NUM; i++) {
@@ -1740,7 +1740,7 @@ static int __init ipu_probe(struct platform_device *pdev)
 	if (ret < 0)
 		goto err_idmac_init;
 
-	tasklet_init(&ipu_data.tasklet, ipu_gc_tasklet, (unsigned long)&ipu_data);
+	tasklet_setup(&ipu_data.tasklet, ipu_gc_tasklet);
 
 	ipu_data.dev = &pdev->dev;
 
-- 
2.17.1