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authorNeil Armstrong <narmstrong@baylibre.com>2015-12-07 13:57:32 +0100
committerDavid S. Miller <davem@davemloft.net>2015-12-07 16:35:49 -0500
commit4baee937b8d551c89f61542a575378e407b63415 (patch)
tree0f14283ffe41a2e3c1469a5fdaa9047437fec0aa /net/dsa
parentad9360b3e5d428d859256390906dff64f2ddc290 (diff)
downloadlinux-4baee937b8d551c89f61542a575378e407b63415.tar.bz2
net: dsa: remove DSA link polling
Since no more DSA driver uses the polling callback, and since the phylib handles the link detection, remove the link polling work and timer code. Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dsa')
-rw-r--r--net/dsa/dsa.c43
1 files changed, 0 insertions, 43 deletions
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index b7448c8490ac..0f41f71efac1 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -508,33 +508,6 @@ static int dsa_switch_resume(struct dsa_switch *ds)
}
#endif
-
-/* link polling *************************************************************/
-static void dsa_link_poll_work(struct work_struct *ugly)
-{
- struct dsa_switch_tree *dst;
- int i;
-
- dst = container_of(ugly, struct dsa_switch_tree, link_poll_work);
-
- for (i = 0; i < dst->pd->nr_chips; i++) {
- struct dsa_switch *ds = dst->ds[i];
-
- if (ds != NULL && ds->drv->poll_link != NULL)
- ds->drv->poll_link(ds);
- }
-
- mod_timer(&dst->link_poll_timer, round_jiffies(jiffies + HZ));
-}
-
-static void dsa_link_poll_timer(unsigned long _dst)
-{
- struct dsa_switch_tree *dst = (void *)_dst;
-
- schedule_work(&dst->link_poll_work);
-}
-
-
/* platform driver init and cleanup *****************************************/
static int dev_is_class(struct device *dev, void *class)
{
@@ -877,8 +850,6 @@ static int dsa_setup_dst(struct dsa_switch_tree *dst, struct net_device *dev,
}
dst->ds[i] = ds;
- if (ds->drv->poll_link != NULL)
- dst->link_poll_needed = 1;
++configured;
}
@@ -897,15 +868,6 @@ static int dsa_setup_dst(struct dsa_switch_tree *dst, struct net_device *dev,
wmb();
dev->dsa_ptr = (void *)dst;
- if (dst->link_poll_needed) {
- INIT_WORK(&dst->link_poll_work, dsa_link_poll_work);
- init_timer(&dst->link_poll_timer);
- dst->link_poll_timer.data = (unsigned long)dst;
- dst->link_poll_timer.function = dsa_link_poll_timer;
- dst->link_poll_timer.expires = round_jiffies(jiffies + HZ);
- add_timer(&dst->link_poll_timer);
- }
-
return 0;
}
@@ -972,11 +934,6 @@ static void dsa_remove_dst(struct dsa_switch_tree *dst)
{
int i;
- if (dst->link_poll_needed)
- del_timer_sync(&dst->link_poll_timer);
-
- flush_work(&dst->link_poll_work);
-
for (i = 0; i < dst->pd->nr_chips; i++) {
struct dsa_switch *ds = dst->ds[i];