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ath79: ag71xx: add support for timer functions in linux 4.15+ 

Kernel newer than 4.15 dropped "data" field and used from_timer
to cast out the parent struct pointer for current timer.

Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
openwrt-19.07
Chuanhong Guo 2018-12-12 19:09:35 +08:00 committed by Petr Štetiar
parent 67fced9ba3
commit 8d3af284e0
1 changed files with 10 additions and 0 deletions
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10
target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c
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@ -985,10 +985,16 @@ static int ag71xx_do_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
return -EOPNOTSUPP;
}
#if (LINUX_VERSION_CODE < KERNEL_VERSION(4,15,0))
static void ag71xx_oom_timer_handler(unsigned long data)
{
struct net_device *dev = (struct net_device *) data;
struct ag71xx *ag = netdev_priv(dev);
#else
static void ag71xx_oom_timer_handler(struct timer_list *t)
{
struct ag71xx *ag = from_timer(ag, t, oom_timer);
#endif
napi_schedule(&ag->napi);
}
@ -1401,9 +1407,13 @@ static int ag71xx_probe(struct platform_device *pdev)
INIT_DELAYED_WORK(&ag->restart_work, ag71xx_restart_work_func);
#if (LINUX_VERSION_CODE < KERNEL_VERSION(4,15,0))
init_timer(&ag->oom_timer);
ag->oom_timer.data = (unsigned long) dev;
ag->oom_timer.function = ag71xx_oom_timer_handler;
#else
timer_setup(&ag->oom_timer, ag71xx_oom_timer_handler, 0);
#endif
tx_size = AG71XX_TX_RING_SIZE_DEFAULT;
ag->rx_ring.order = ag71xx_ring_size_order(AG71XX_RX_RING_SIZE_DEFAULT);