linux-kernel - [PATCH 3/5] infiniband: i40iw: convert tasklets to use new tasklet

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Message-Id: <20200817082844.21700-4-allen.lkml@gmail.com>
Date:   Mon, 17 Aug 2020 13:58:42 +0530
From:   Allen Pais <allen.lkml@...il.com>
To:     selvin.xavier@...adcom.com, devesh.sharma@...adcom.com,
        somnath.kotur@...adcom.com, sriharsha.basavapatna@...adcom.com,
        nareshkumar.pbs@...adcom.com
Cc:     keescook@...omium.org, linux-rdma@...r.kernel.org,
        linux-kernel@...r.kernel.org, Allen Pais <allen.lkml@...il.com>,
        Romain Perier <romain.perier@...il.com>
Subject: [PATCH 3/5] infiniband: i40iw: 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/infiniband/hw/i40iw/i40iw_main.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/infiniband/hw/i40iw/i40iw_main.c b/drivers/infiniband/hw/i40iw/i40iw_main.c
index 9c96ece5e7f3..229a0658ff18 100644
--- a/drivers/infiniband/hw/i40iw/i40iw_main.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_main.c
@@ -192,9 +192,9 @@ static void i40iw_enable_intr(struct i40iw_sc_dev *dev, u32 msix_id)
  * i40iw_dpc - tasklet for aeq and ceq 0
  * @data: iwarp device
  */
-static void i40iw_dpc(unsigned long data)
+static void i40iw_dpc(struct tasklet_struct *t)
 {
-	struct i40iw_device *iwdev = (struct i40iw_device *)data;
+	struct i40iw_device *iwdev = from_tasklet(iwdev, t, dpc_tasklet);
 
 	if (iwdev->msix_shared)
 		i40iw_process_ceq(iwdev, iwdev->ceqlist);
@@ -206,9 +206,9 @@ static void i40iw_dpc(unsigned long data)
  * i40iw_ceq_dpc - dpc handler for CEQ
  * @data: data points to CEQ
  */
-static void i40iw_ceq_dpc(unsigned long data)
+static void i40iw_ceq_dpc(struct tasklet_struct *t)
 {
-	struct i40iw_ceq *iwceq = (struct i40iw_ceq *)data;
+	struct i40iw_ceq *iwceq = from_tasklet(iwceq, t, dpc_tasklet);
 	struct i40iw_device *iwdev = iwceq->iwdev;
 
 	i40iw_process_ceq(iwdev, iwceq);
@@ -689,10 +689,10 @@ static enum i40iw_status_code i40iw_configure_ceq_vector(struct i40iw_device *iw
 	enum i40iw_status_code status;
 
 	if (iwdev->msix_shared && !ceq_id) {
-		tasklet_init(&iwdev->dpc_tasklet, i40iw_dpc, (unsigned long)iwdev);
+		tasklet_setup(&iwdev->dpc_tasklet, i40iw_dpc);
 		status = request_irq(msix_vec->irq, i40iw_irq_handler, 0, "AEQCEQ", iwdev);
 	} else {
-		tasklet_init(&iwceq->dpc_tasklet, i40iw_ceq_dpc, (unsigned long)iwceq);
+		tasklet_setup(&iwceq->dpc_tasklet, i40iw_ceq_dpc);
 		status = request_irq(msix_vec->irq, i40iw_ceq_handler, 0, "CEQ", iwceq);
 	}
 
@@ -841,7 +841,7 @@ static enum i40iw_status_code i40iw_configure_aeq_vector(struct i40iw_device *iw
 	u32 ret = 0;
 
 	if (!iwdev->msix_shared) {
-		tasklet_init(&iwdev->dpc_tasklet, i40iw_dpc, (unsigned long)iwdev);
+		tasklet_setup(&iwdev->dpc_tasklet, i40iw_dpc);
 		ret = request_irq(msix_vec->irq, i40iw_irq_handler, 0, "i40iw", iwdev);
 	}
 	if (ret) {
-- 
2.17.1