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

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Date:   Mon, 17 Aug 2020 13:39:41 +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>
Subject: [PATCH 19/19] crypto: octeontx: 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: Allen Pais <allen.lkml@...il.com>
---
 drivers/crypto/marvell/octeontx/otx_cptvf_main.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/crypto/marvell/octeontx/otx_cptvf_main.c b/drivers/crypto/marvell/octeontx/otx_cptvf_main.c
index 228fe8e47e0e..515049cca9e3 100644
--- a/drivers/crypto/marvell/octeontx/otx_cptvf_main.c
+++ b/drivers/crypto/marvell/octeontx/otx_cptvf_main.c
@@ -17,11 +17,12 @@
 #define DRV_NAME	"octeontx-cptvf"
 #define DRV_VERSION	"1.0"
 
-static void vq_work_handler(unsigned long data)
+static void vq_work_handler(struct tasklet_struct *t)
 {
-	struct otx_cptvf_wqe_info *cwqe_info =
-					(struct otx_cptvf_wqe_info *) data;
-
+	struct otx_cptvf_wqe *cwqe = from_tasklet(cwqe, t, twork);
+	struct otx_cptvf_wqe_info *cwqe_info = container_of(cwqe,
+							typeof(*cwqe_info),
+							vq_wqe[0]);
 	otx_cpt_post_process(&cwqe_info->vq_wqe[0]);
 }
 
@@ -41,8 +42,7 @@ static int init_worker_threads(struct otx_cptvf *cptvf)
 	}
 
 	for (i = 0; i < cptvf->num_queues; i++) {
-		tasklet_init(&cwqe_info->vq_wqe[i].twork, vq_work_handler,
-			     (u64)cwqe_info);
+		tasklet_setup(&cwqe_info->vq_wqe[i].twork, vq_work_handler);
 		cwqe_info->vq_wqe[i].cptvf = cptvf;
 	}
 	cptvf->wqe_info = cwqe_info;
-- 
2.17.1