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authorIlan Elias <ilane@ti.com>2012-01-18 12:16:12 +0100
committerJohn W. Linville <linville@tuxdriver.com>2012-01-24 20:32:28 +0100
commit8939e47fc953cce6ef53e79e9ff9b53319d1a72d (patch)
treefba0ffe539b4d6937bfb2bd9986fe989917b8039 /include/net/nfc
parentmac80211: in IBSS use the Auth frame to trigger STA reinsertion (diff)
downloadlinux-8939e47fc953cce6ef53e79e9ff9b53319d1a72d.tar.xz
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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;