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authorSamuel Ortiz <sameo@linux.intel.com>2012-04-10 19:43:09 +0200
committerJohn W. Linville <linville@tuxdriver.com>2012-04-12 21:10:37 +0200
commitc4fbb6515a4dcec83d340247639b5644c4745528 (patch)
tree9123c1e0b56ea1f9910ce4db1e9046bd5a8a29c4 /include/net
parentNFC: Add HCI documentation (diff)
downloadlinux-c4fbb6515a4dcec83d340247639b5644c4745528.tar.xz
linux-c4fbb6515a4dcec83d340247639b5644c4745528.zip
NFC: The core part should generate the target index
The target index can be used by userspace to uniquely identify a target and thus should be kept unique, per NFC adapter. Moreover, some protocols do not provide a logical index when discovering new targets, so we have to generate one for them. For NCI or pn533 to fetch their logical index, we added a logical_idx field to the target structure. Signed-off-by: Samuel Ortiz <sameo@linux.intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/nfc/nfc.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/net/nfc/nfc.h b/include/net/nfc/nfc.h
index 431a6c59b418..45f05634315b 100644
--- a/include/net/nfc/nfc.h
+++ b/include/net/nfc/nfc.h
@@ -79,6 +79,7 @@ struct nfc_target {
u8 sensf_res_len;
u8 sensf_res[NFC_SENSF_RES_MAXSIZE];
u8 hci_reader_gate;
+ u8 logical_idx;
};
struct nfc_genl_data {
@@ -88,6 +89,7 @@ struct nfc_genl_data {
struct nfc_dev {
unsigned idx;
+ unsigned target_idx;
struct nfc_target *targets;
int n_targets;
int targets_generation;