From: Eric Lapuyade Date: Mon, 11 Jun 2012 11:49:51 +0000 (+0200) Subject: NFC: Driver failure API X-Git-Tag: v3.6-rc1~125^2~57^2~151 X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=456411ca812860d7ba06d3e4013ce1d8b9dbc7cd;p=~emulex%2Finfiniband.git NFC: Driver failure API This API should be used by drivers, HCI, SHDLC or NCI stacks to report an unrecoverable error. Signed-off-by: Eric Lapuyade Signed-off-by: Samuel Ortiz --- diff --git a/include/net/nfc/nfc.h b/include/net/nfc/nfc.h index 180964b954a..6431f5e3902 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 4177bb5104b..32f28326b62 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);