From: Allen Pais <allen.lkml@gmail.com>
To: jes@trained-monkey.org, davem@davemloft.net, kuba@kernel.org,
kda@linux-powerpc.org, dougmill@linux.ibm.com,
cooldavid@cooldavid.org, mlindner@marvell.com,
borisp@mellanox.com
Cc: keescook@chromium.org, linux-rdma@vger.kernel.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
Allen Pais <allen.lkml@gmail.com>,
oss-drivers@netronome.com,
Romain Perier <romain.perier@gmail.com>,
linuxppc-dev@lists.ozlabs.org, linux-acenic@sunsite.dk,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH 05/20] ethernet: cavium: convert tasklets to use new tasklet_setup() API
Date: Mon, 17 Aug 2020 13:54:19 +0530 [thread overview]
Message-ID: <20200817082434.21176-7-allen.lkml@gmail.com> (raw)
In-Reply-To: <20200817082434.21176-1-allen.lkml@gmail.com>
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@gmail.com>
Signed-off-by: Allen Pais <allen.lkml@gmail.com>
---
drivers/net/ethernet/cavium/liquidio/lio_main.c | 12 ++++++------
drivers/net/ethernet/cavium/liquidio/octeon_main.h | 1 +
drivers/net/ethernet/cavium/octeon/octeon_mgmt.c | 8 ++++----
drivers/net/ethernet/cavium/thunder/nicvf_main.c | 10 ++++------
drivers/net/ethernet/cavium/thunder/nicvf_queues.c | 4 ++--
drivers/net/ethernet/cavium/thunder/nicvf_queues.h | 2 +-
6 files changed, 18 insertions(+), 19 deletions(-)
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c
index e73bc211779a..41c5f4c6ca22 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c
@@ -161,13 +161,13 @@ static int liquidio_set_vf_link_state(struct net_device *netdev, int vfidx,
static struct handshake handshake[MAX_OCTEON_DEVICES];
static struct completion first_stage;
-static void octeon_droq_bh(unsigned long pdev)
+static void octeon_droq_bh(struct tasklet_struct *t)
{
int q_no;
int reschedule = 0;
- struct octeon_device *oct = (struct octeon_device *)pdev;
- struct octeon_device_priv *oct_priv =
- (struct octeon_device_priv *)oct->priv;
+ struct octeon_device_priv *oct_priv = from_tasklet(oct_priv, t,
+ droq_tasklet);
+ struct octeon_device *oct = oct_priv->dev;
for (q_no = 0; q_no < MAX_OCTEON_OUTPUT_QUEUES(oct); q_no++) {
if (!(oct->io_qmask.oq & BIT_ULL(q_no)))
@@ -4194,8 +4194,7 @@ static int octeon_device_init(struct octeon_device *octeon_dev)
/* Initialize the tasklet that handles output queue packet processing.*/
dev_dbg(&octeon_dev->pci_dev->dev, "Initializing droq tasklet\n");
- tasklet_init(&oct_priv->droq_tasklet, octeon_droq_bh,
- (unsigned long)octeon_dev);
+ tasklet_setup(&oct_priv->droq_tasklet, octeon_droq_bh);
/* Setup the interrupt handler and record the INT SUM register address
*/
@@ -4299,6 +4298,7 @@ static int octeon_device_init(struct octeon_device *octeon_dev)
complete(&handshake[octeon_dev->octeon_id].init);
atomic_set(&octeon_dev->status, OCT_DEV_HOST_OK);
+ oct_priv->dev = octeon_dev;
return 0;
}
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_main.h b/drivers/net/ethernet/cavium/liquidio/octeon_main.h
index 073d0647b439..5b4cb725f60f 100644
--- a/drivers/net/ethernet/cavium/liquidio/octeon_main.h
+++ b/drivers/net/ethernet/cavium/liquidio/octeon_main.h
@@ -39,6 +39,7 @@ struct octeon_device_priv {
/** Tasklet structures for this device. */
struct tasklet_struct droq_tasklet;
unsigned long napi_mask;
+ struct octeon_device *dev;
};
/** This structure is used by NIC driver to store information required
diff --git a/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c b/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c
index 3e17ce0d2314..c745ace07fc3 100644
--- a/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c
+++ b/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c
@@ -315,9 +315,9 @@ static void octeon_mgmt_clean_tx_buffers(struct octeon_mgmt *p)
netif_wake_queue(p->netdev);
}
-static void octeon_mgmt_clean_tx_tasklet(unsigned long arg)
+static void octeon_mgmt_clean_tx_tasklet(struct tasklet_struct *t)
{
- struct octeon_mgmt *p = (struct octeon_mgmt *)arg;
+ struct octeon_mgmt *p = from_tasklet(p, t, tx_clean_tasklet);
octeon_mgmt_clean_tx_buffers(p);
octeon_mgmt_enable_tx_irq(p);
}
@@ -1489,8 +1489,8 @@ static int octeon_mgmt_probe(struct platform_device *pdev)
skb_queue_head_init(&p->tx_list);
skb_queue_head_init(&p->rx_list);
- tasklet_init(&p->tx_clean_tasklet,
- octeon_mgmt_clean_tx_tasklet, (unsigned long)p);
+ tasklet_setup(&p->tx_clean_tasklet,
+ octeon_mgmt_clean_tx_tasklet);
netdev->priv_flags |= IFF_UNICAST_FLT;
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
index c1378b5c780c..11112b58c88f 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
@@ -985,9 +985,9 @@ static int nicvf_poll(struct napi_struct *napi, int budget)
*
* As of now only CQ errors are handled
*/
-static void nicvf_handle_qs_err(unsigned long data)
+static void nicvf_handle_qs_err(struct tasklet_struct *t)
{
- struct nicvf *nic = (struct nicvf *)data;
+ struct nicvf *nic = from_tasklet(nic, t, qs_err_task);
struct queue_set *qs = nic->qs;
int qidx;
u64 status;
@@ -1493,12 +1493,10 @@ int nicvf_open(struct net_device *netdev)
}
/* Init tasklet for handling Qset err interrupt */
- tasklet_init(&nic->qs_err_task, nicvf_handle_qs_err,
- (unsigned long)nic);
+ tasklet_setup(&nic->qs_err_task, nicvf_handle_qs_err);
/* Init RBDR tasklet which will refill RBDR */
- tasklet_init(&nic->rbdr_task, nicvf_rbdr_task,
- (unsigned long)nic);
+ tasklet_setup(&nic->rbdr_task, nicvf_rbdr_task);
INIT_DELAYED_WORK(&nic->rbdr_work, nicvf_rbdr_work);
/* Configure CPI alorithm */
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
index a45223f0cca5..7a141ce32e86 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
@@ -460,9 +460,9 @@ void nicvf_rbdr_work(struct work_struct *work)
}
/* In Softirq context, alloc rcv buffers in atomic mode */
-void nicvf_rbdr_task(unsigned long data)
+void nicvf_rbdr_task(struct tasklet_struct *t)
{
- struct nicvf *nic = (struct nicvf *)data;
+ struct nicvf *nic = from_tasklet(nic, t, rbdr_task);
nicvf_refill_rbdr(nic, GFP_ATOMIC);
if (nic->rb_alloc_fail) {
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.h b/drivers/net/ethernet/cavium/thunder/nicvf_queues.h
index 2460451fc48f..8453defc296c 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.h
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.h
@@ -348,7 +348,7 @@ void nicvf_xdp_sq_doorbell(struct nicvf *nic, struct snd_queue *sq, int sq_num);
struct sk_buff *nicvf_get_rcv_skb(struct nicvf *nic,
struct cqe_rx_t *cqe_rx, bool xdp);
-void nicvf_rbdr_task(unsigned long data);
+void nicvf_rbdr_task(struct tasklet_struct *t);
void nicvf_rbdr_work(struct work_struct *work);
void nicvf_enable_intr(struct nicvf *nic, int int_type, int q_idx);
--
2.17.1
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next prev parent reply other threads:[~2020-08-17 8:47 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-17 8:24 [PATCH 00/20] ethernet: convert tasklets to use new tasklet_setup() API Allen Pais
2020-08-17 8:24 ` [PATCH 01/20] ethernet: alteon: " Allen Pais
2020-08-17 8:24 ` [PATCH] ethernet: cxgb4: " Allen Pais
2020-08-17 8:24 ` [PATCH 02/20] ethernet: amd: " Allen Pais
2020-08-17 8:24 ` [PATCH 03/20] broadcom: cnic: " Allen Pais
2020-08-17 8:24 ` [PATCH 04/20] ethernet: cadence: " Allen Pais
2020-08-17 8:24 ` Allen Pais [this message]
2020-08-17 8:24 ` [PATCH 06/20] ethernet: chelsio: " Allen Pais
2020-08-17 15:32 ` Jakub Kicinski
2020-08-18 9:14 ` Allen
2020-08-17 8:24 ` [PATCH 07/20] ethernet: dlink: " Allen Pais
2020-08-17 8:24 ` [PATCH 08/20] ethernet: hinic: " Allen Pais
2020-08-17 15:33 ` Jakub Kicinski
2020-08-17 8:24 ` [PATCH 09/20] ethernet: ehea: " Allen Pais
2020-08-17 8:24 ` [PATCH 10/20] ethernet: ibmvnic: " Allen Pais
2020-08-17 8:24 ` [PATCH 11/20] ethernet: jme: " Allen Pais
2020-08-17 8:24 ` [PATCH 12/20] ethernet: marvell: " Allen Pais
2020-08-17 8:24 ` [PATCH 13/20] ethernet: mellanox: " Allen Pais
2020-08-17 8:24 ` [PATCH 14/20] ethernet: micrel: " Allen Pais
2020-08-17 8:24 ` [PATCH 15/20] ethernet: natsemi: " Allen Pais
2020-08-17 8:24 ` [PATCH 16/20] ethernet: netronome: " Allen Pais
2020-08-17 14:15 ` [oss-drivers] " Simon Horman
2020-08-17 8:24 ` [PATCH 17/20] ethernet: ni: " Allen Pais
2020-08-17 8:24 ` [PATCH 18/20] ethernet: qlogic: " Allen Pais
2020-08-17 8:24 ` [PATCH 19/20] ethernet: silan: " Allen Pais
2020-08-17 8:24 ` [PATCH 20/20] ethernet: smsc: " Allen Pais
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