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author | Eric Lapuyade <eric.lapuyade@intel.com> | 2012-04-10 19:43:12 +0200 |
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committer | John W. Linville <linville@tuxdriver.com> | 2012-04-12 15:10:39 -0400 |
commit | c8d56ae78653c02fc6e6f304a18f860302481c2d (patch) | |
tree | c60fce9156d96a746e809302ebeb1eab86e73f25 /include/net/nfc | |
parent | 144612cacc0b5c230f0b3aebc3a3a53854c332ee (diff) | |
download | linux-stable-c8d56ae78653c02fc6e6f304a18f860302481c2d.tar.gz linux-stable-c8d56ae78653c02fc6e6f304a18f860302481c2d.tar.bz2 linux-stable-c8d56ae78653c02fc6e6f304a18f860302481c2d.zip |
NFC: Add Core support to generate tag lost event
Some HW/drivers get notifications when a tag moves out of the radio field.
This notification is now forwarded to user space through netlink.
Signed-off-by: Eric Lapuyade <eric.lapuyade@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include/net/nfc')
-rw-r--r-- | include/net/nfc/nfc.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/net/nfc/nfc.h b/include/net/nfc/nfc.h index 7273ff169bb8..313d00fac276 100644 --- a/include/net/nfc/nfc.h +++ b/include/net/nfc/nfc.h @@ -62,6 +62,7 @@ struct nfc_ops { int (*data_exchange)(struct nfc_dev *dev, u32 target_idx, struct sk_buff *skb, data_exchange_cb_t cb, void *cb_context); + int (*check_presence)(struct nfc_dev *dev, u32 target_idx); }; #define NFC_TARGET_IDX_ANY -1 @@ -107,6 +108,10 @@ struct nfc_dev { int tx_headroom; int tx_tailroom; + struct timer_list check_pres_timer; + struct workqueue_struct *check_pres_wq; + struct work_struct check_pres_work; + struct nfc_ops *ops; }; #define to_nfc_dev(_dev) container_of(_dev, struct nfc_dev, dev) |