linux-kernel - [PATCH 16/19] crypto: rockchip: convert tasklets to use new tasklet

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Message-Id: <20200817080941.19227-17-allen.lkml@gmail.com>
Date:   Mon, 17 Aug 2020 13:39:38 +0530
From:   Allen Pais <allen.lkml@...il.com>
To:     nicolas.ferre@...rochip.com, alexandre.belloni@...tlin.com,
        ludovic.desroches@...rochip.com, heiko@...ech.de,
        matthias.bgg@...il.com
Cc:     keescook@...omium.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org,
        inux-mediatek@...ts.infradead.org,
        Allen Pais <allen.lkml@...il.com>,
        Romain Perier <romain.perier@...il.com>
Subject: [PATCH 16/19] crypto: rockchip: 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/crypto/rockchip/rk3288_crypto.c | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/drivers/crypto/rockchip/rk3288_crypto.c b/drivers/crypto/rockchip/rk3288_crypto.c
index f385587f99af..23a695f31d1d 100644
--- a/drivers/crypto/rockchip/rk3288_crypto.c
+++ b/drivers/crypto/rockchip/rk3288_crypto.c
@@ -200,9 +200,9 @@ static int rk_crypto_enqueue(struct rk_crypto_info *dev,
 	return ret;
 }
 
-static void rk_crypto_queue_task_cb(unsigned long data)
+static void rk_crypto_queue_task_cb(struct tasklet_struct *T)
 {
-	struct rk_crypto_info *dev = (struct rk_crypto_info *)data;
+	struct rk_crypto_info *dev = from_tasklet(dev, t, queue_task);
 	struct crypto_async_request *async_req, *backlog;
 	unsigned long flags;
 	int err = 0;
@@ -230,9 +230,9 @@ static void rk_crypto_queue_task_cb(unsigned long data)
 		dev->complete(dev->async_req, err);
 }
 
-static void rk_crypto_done_task_cb(unsigned long data)
+static void rk_crypto_done_task_cb(struct tasklet_struct *t)
 {
-	struct rk_crypto_info *dev = (struct rk_crypto_info *)data;
+	struct rk_crypto_info *dev = from_tasklet(dev, t, done_task);
 
 	if (dev->err) {
 		dev->complete(dev->async_req, dev->err);
@@ -388,10 +388,8 @@ static int rk_crypto_probe(struct platform_device *pdev)
 	crypto_info->dev = &pdev->dev;
 	platform_set_drvdata(pdev, crypto_info);
 
-	tasklet_init(&crypto_info->queue_task,
-		     rk_crypto_queue_task_cb, (unsigned long)crypto_info);
-	tasklet_init(&crypto_info->done_task,
-		     rk_crypto_done_task_cb, (unsigned long)crypto_info);
+	tasklet_setup(&crypto_info->queue_task, rk_crypto_queue_task_cb);
+	tasklet_setup(&crypto_info->done_task, rk_crypto_done_task_cb);
 	crypto_init_queue(&crypto_info->queue, 50);
 
 	crypto_info->enable_clk = rk_crypto_enable_clk;
-- 
2.17.1