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authorIlan Elias <ilane@ti.com>2012-01-18 13:16:12 +0200
committerJohn W. Linville <linville@tuxdriver.com>2012-01-24 14:32:28 -0500
commit8939e47fc953cce6ef53e79e9ff9b53319d1a72d (patch)
treefba0ffe539b4d6937bfb2bd9986fe989917b8039 /include/net/nfc
parent6d810f10325522cfcf498dc6d64b9f96e1f5153f (diff)
downloadlinux-8939e47fc953cce6ef53e79e9ff9b53319d1a72d.tar.gz
NFC: Clearly separate NCI states from flags
Make a clear separation between NCI states and flags.
This is required in order to support more NCI states (e.g.
for multiple targets support).

Signed-off-by: Ilan Elias <ilane@ti.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include/net/nfc')
-rw-r--r--include/net/nfc/nci_core.h14
1 files changed, 10 insertions, 4 deletions
diff --git a/include/net/nfc/nci_core.h b/include/net/nfc/nci_core.h
index 9154663b606b..b9c3f8de13dd 100644
--- a/include/net/nfc/nci_core.h
+++ b/include/net/nfc/nci_core.h
@@ -34,16 +34,21 @@
 #include <net/nfc/nfc.h>
 #include <net/nfc/nci.h>
 
-/* NCI device state */
-enum {
+/* NCI device flags */
+enum nci_flag {
 	NCI_INIT,
 	NCI_UP,
-	NCI_DISCOVERY,
-	NCI_POLL_ACTIVE,
 	NCI_DATA_EXCHANGE,
 	NCI_DATA_EXCHANGE_TO,
 };
 
+/* NCI device states */
+enum nci_state {
+	NCI_IDLE,
+	NCI_DISCOVERY,
+	NCI_POLL_ACTIVE,
+};
+
 /* NCI timeouts */
 #define NCI_RESET_TIMEOUT			5000
 #define NCI_INIT_TIMEOUT			5000
@@ -70,6 +75,7 @@ struct nci_dev {
 	int			tx_headroom;
 	int			tx_tailroom;
 
+	atomic_t		state;
 	unsigned long		flags;
 
 	atomic_t		cmd_cnt;