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-rw-r--r--net/rfkill/core.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/net/rfkill/core.c b/net/rfkill/core.c
index f53bf3b6558b..166439995f34 100644
--- a/net/rfkill/core.c
+++ b/net/rfkill/core.c
@@ -57,6 +57,8 @@ struct rfkill {
bool registered;
bool persistent;
+ bool polling_paused;
+ bool suspended;
const struct rfkill_ops *ops;
void *data;
@@ -786,6 +788,7 @@ void rfkill_pause_polling(struct rfkill *rfkill)
if (!rfkill->ops->poll)
return;
+ rfkill->polling_paused = true;
cancel_delayed_work_sync(&rfkill->poll_work);
}
EXPORT_SYMBOL(rfkill_pause_polling);
@@ -797,6 +800,11 @@ void rfkill_resume_polling(struct rfkill *rfkill)
if (!rfkill->ops->poll)
return;
+ rfkill->polling_paused = false;
+
+ if (rfkill->suspended)
+ return;
+
queue_delayed_work(system_power_efficient_wq,
&rfkill->poll_work, 0);
}
@@ -807,7 +815,8 @@ static int rfkill_suspend(struct device *dev)
{
struct rfkill *rfkill = to_rfkill(dev);
- rfkill_pause_polling(rfkill);
+ rfkill->suspended = true;
+ cancel_delayed_work_sync(&rfkill->poll_work);
return 0;
}
@@ -817,12 +826,16 @@ static int rfkill_resume(struct device *dev)
struct rfkill *rfkill = to_rfkill(dev);
bool cur;
+ rfkill->suspended = false;
+
if (!rfkill->persistent) {
cur = !!(rfkill->state & RFKILL_BLOCK_SW);
rfkill_set_block(rfkill, cur);
}
- rfkill_resume_polling(rfkill);
+ if (rfkill->ops->poll && !rfkill->polling_paused)
+ queue_delayed_work(system_power_efficient_wq,
+ &rfkill->poll_work, 0);
return 0;
}