This patch adds an async error handling function if sync state change
runs into a timeout. The async error handling function tries to recover
the phy state machine into a valid state.
Signed-off-by: Alexander Aring <alex.aring@xxxxxxxxx>
---
drivers/net/ieee802154/at86rf230.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c
index 6857038..44d2f1d 100644
--- a/drivers/net/ieee802154/at86rf230.c
+++ b/drivers/net/ieee802154/at86rf230.c
@@ -690,8 +690,10 @@ at86rf230_sync_state_change(struct at86rf230_local *lp, unsigned int state)
rc = wait_for_completion_timeout(&lp->state_complete,
msecs_to_jiffies(100));
- if (!rc)
+ if (!rc) {
+ at86rf230_async_error(lp, &lp->state, -ETIMEDOUT);
return -ETIMEDOUT;
+ }
return 0;
}
--
2.1.2
--
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