From: Eric Lapuyade <eric.lapuyade@xxxxxxxxx>
This API should be used by drivers, HCI, SHDLC or NCI stacks to report an
unrecoverable error.
Signed-off-by: Eric Lapuyade <eric.lapuyade@xxxxxxxxx>
Signed-off-by: Samuel Ortiz <sameo@xxxxxxxxxxxxxxx>
---
include/net/nfc/nfc.h | 2 ++
net/nfc/core.c | 10 ++++++++++
2 files changed, 12 insertions(+)
diff --git a/include/net/nfc/nfc.h b/include/net/nfc/nfc.h
index 180964b..6431f5e 100644
--- a/include/net/nfc/nfc.h
+++ b/include/net/nfc/nfc.h
@@ -204,4 +204,6 @@ int nfc_tm_activated(struct nfc_dev *dev, u32 protocol, u8 comm_mode,
int nfc_tm_deactivated(struct nfc_dev *dev);
int nfc_tm_data_received(struct nfc_dev *dev, struct sk_buff *skb);
+void nfc_driver_failure(struct nfc_dev *dev, int err);
+
#endif /* __NET_NFC_H */
diff --git a/net/nfc/core.c b/net/nfc/core.c
index 4177bb5..32f2832 100644
--- a/net/nfc/core.c
+++ b/net/nfc/core.c
@@ -651,6 +651,16 @@ int nfc_target_lost(struct nfc_dev *dev, u32 target_idx)
}
EXPORT_SYMBOL(nfc_target_lost);
+void nfc_driver_failure(struct nfc_dev *dev, int err)
+{
+ /*
+ * TODO: if polling is active, send empty target_found
+ * or else do whatever makes sense to let user space
+ * know this device needs to be closed and reinitialized.
+ */
+}
+EXPORT_SYMBOL(nfc_driver_failure);
+
static void nfc_release(struct device *d)
{
struct nfc_dev *dev = to_nfc_dev(d);
--
1.7.10
--
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