From: Kees Cook <keescook@chromium.org>
Date: Thu, 26 Oct 2017 22:54:53 -0700
Subject: drivers/net: chelsio/cxgb*: Convert timers to use timer_setup()
Patch-mainline: v4.15-rc1
Git-commit: 0e23daeb640773adf5528e5e08e7cb81fc12775d
References: bsc#1104279 FATE#325938
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: Santosh Raspatur <santosh@chelsio.com>
Cc: Ganesh Goudar <ganeshgr@chelsio.com>
Cc: Casey Leedom <leedom@chelsio.com>
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/chelsio/cxgb3/sge.c | 12 ++++++------
drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c | 7 +++----
drivers/net/ethernet/chelsio/cxgb4/sge.c | 12 ++++++------
drivers/net/ethernet/chelsio/cxgb4vf/sge.c | 12 ++++++------
4 files changed, 21 insertions(+), 22 deletions(-)
--- a/drivers/net/ethernet/chelsio/cxgb3/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb3/sge.c
@@ -2853,9 +2853,9 @@ void t3_sge_err_intr_handler(struct adap
* bother cleaning them up here.
*
*/
-static void sge_timer_tx(unsigned long data)
+static void sge_timer_tx(struct timer_list *t)
{
- struct sge_qset *qs = (struct sge_qset *)data;
+ struct sge_qset *qs = from_timer(qs, t, tx_reclaim_timer);
struct port_info *pi = netdev_priv(qs->netdev);
struct adapter *adap = pi->adapter;
unsigned int tbd[SGE_TXQ_PER_SET] = {0, 0};
@@ -2893,10 +2893,10 @@ static void sge_timer_tx(unsigned long d
* starved.
*
*/
-static void sge_timer_rx(unsigned long data)
+static void sge_timer_rx(struct timer_list *t)
{
spinlock_t *lock;
- struct sge_qset *qs = (struct sge_qset *)data;
+ struct sge_qset *qs = from_timer(qs, t, rx_reclaim_timer);
struct port_info *pi = netdev_priv(qs->netdev);
struct adapter *adap = pi->adapter;
u32 status;
@@ -2976,8 +2976,8 @@ int t3_sge_alloc_qset(struct adapter *ad
struct sge_qset *q = &adapter->sge.qs[id];
init_qset_cntxt(q, id);
- setup_timer(&q->tx_reclaim_timer, sge_timer_tx, (unsigned long)q);
- setup_timer(&q->rx_reclaim_timer, sge_timer_rx, (unsigned long)q);
+ timer_setup(&q->tx_reclaim_timer, sge_timer_tx, 0);
+ timer_setup(&q->rx_reclaim_timer, sge_timer_rx, 0);
q->fl[0].desc = alloc_ring(adapter->pdev, p->fl_size,
sizeof(struct rx_desc),
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c
@@ -741,9 +741,9 @@ err:
return ret;
}
-static void ch_flower_stats_cb(unsigned long data)
+static void ch_flower_stats_cb(struct timer_list *t)
{
- struct adapter *adap = (struct adapter *)data;
+ struct adapter *adap = from_timer(adap, t, flower_stats_timer);
struct ch_tc_flower_entry *flower_entry;
struct ch_tc_flower_stats *ofld_stats;
unsigned int i;
@@ -815,8 +815,7 @@ err:
void cxgb4_init_tc_flower(struct adapter *adap)
{
hash_init(adap->flower_anymatch_tbl);
- setup_timer(&adap->flower_stats_timer, ch_flower_stats_cb,
- (unsigned long)adap);
+ timer_setup(&adap->flower_stats_timer, ch_flower_stats_cb, 0);
mod_timer(&adap->flower_stats_timer, jiffies + STATS_CHECK_PERIOD);
}
--- a/drivers/net/ethernet/chelsio/cxgb4/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c
@@ -2589,11 +2589,11 @@ irq_handler_t t4_intr_handler(struct ada
return t4_intr_intx;
}
-static void sge_rx_timer_cb(unsigned long data)
+static void sge_rx_timer_cb(struct timer_list *t)
{
unsigned long m;
unsigned int i;
- struct adapter *adap = (struct adapter *)data;
+ struct adapter *adap = from_timer(adap, t, sge.rx_timer);
struct sge *s = &adap->sge;
for (i = 0; i < BITS_TO_LONGS(s->egr_sz); i++)
@@ -2626,11 +2626,11 @@ done:
mod_timer(&s->rx_timer, jiffies + RX_QCHECK_PERIOD);
}
-static void sge_tx_timer_cb(unsigned long data)
+static void sge_tx_timer_cb(struct timer_list *t)
{
unsigned long m;
unsigned int i, budget;
- struct adapter *adap = (struct adapter *)data;
+ struct adapter *adap = from_timer(adap, t, sge.tx_timer);
struct sge *s = &adap->sge;
for (i = 0; i < BITS_TO_LONGS(s->egr_sz); i++)
@@ -3464,8 +3464,8 @@ int t4_sge_init(struct adapter *adap)
/* Set up timers used for recuring callbacks to process RX and TX
* administrative tasks.
*/
- setup_timer(&s->rx_timer, sge_rx_timer_cb, (unsigned long)adap);
- setup_timer(&s->tx_timer, sge_tx_timer_cb, (unsigned long)adap);
+ timer_setup(&s->rx_timer, sge_rx_timer_cb, 0);
+ timer_setup(&s->tx_timer, sge_tx_timer_cb, 0);
spin_lock_init(&s->intrq_lock);
--- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
@@ -2058,9 +2058,9 @@ irq_handler_t t4vf_intr_handler(struct a
* when out of memory a queue can become empty. We schedule NAPI to do
* the actual refill.
*/
-static void sge_rx_timer_cb(unsigned long data)
+static void sge_rx_timer_cb(struct timer_list *t)
{
- struct adapter *adapter = (struct adapter *)data;
+ struct adapter *adapter = from_timer(adapter, t, sge.rx_timer);
struct sge *s = &adapter->sge;
unsigned int i;
@@ -2117,9 +2117,9 @@ static void sge_rx_timer_cb(unsigned lon
* when no new packets are being submitted. This is essential for pktgen,
* at least.
*/
-static void sge_tx_timer_cb(unsigned long data)
+static void sge_tx_timer_cb(struct timer_list *t)
{
- struct adapter *adapter = (struct adapter *)data;
+ struct adapter *adapter = from_timer(adapter, t, sge.tx_timer);
struct sge *s = &adapter->sge;
unsigned int i, budget;
@@ -2676,8 +2676,8 @@ int t4vf_sge_init(struct adapter *adapte
/*
* Set up tasklet timers.
*/
- setup_timer(&s->rx_timer, sge_rx_timer_cb, (unsigned long)adapter);
- setup_timer(&s->tx_timer, sge_tx_timer_cb, (unsigned long)adapter);
+ timer_setup(&s->rx_timer, sge_rx_timer_cb, 0);
+ timer_setup(&s->tx_timer, sge_tx_timer_cb, 0);
/*
* Initialize Forwarded Interrupt Queue lock.