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authorEric Lapuyade <eric.lapuyade@intel.com>2012-06-11 13:49:51 +0200
committerJohn W. Linville <linville@tuxdriver.com>2012-07-09 16:42:08 -0400
commit456411ca812860d7ba06d3e4013ce1d8b9dbc7cd (patch)
tree01ab321980f6fb071fd1d6afb4627979f020050c /net/nfc
parentNFC: Changed HCI cmd execution completion result to std linux errno (diff)
downloadlinux-dev-456411ca812860d7ba06d3e4013ce1d8b9dbc7cd.tar.xz
linux-dev-456411ca812860d7ba06d3e4013ce1d8b9dbc7cd.zip
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 <eric.lapuyade@intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'net/nfc')
-rw-r--r--net/nfc/core.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/net/nfc/core.c b/net/nfc/core.c
index 4177bb5104b9..32f28326b623 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);