diff options
| author | Arron Wang <arron.wang@intel.com> | 2012-09-27 17:32:55 +0800 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2012-10-26 18:26:45 +0200 |
| commit | f7a5f6c532f33ba66a7ca19e81ed447a83dab2db (patch) | |
| tree | 6ac75749971e6870a0a8fbbf059fcca2af9ee55b /drivers/nfc | |
| parent | 7e2afc9d072b9f84b314b208a125c2b1ce36b685 (diff) | |
| download | linux-f7a5f6c532f33ba66a7ca19e81ed447a83dab2db.tar.bz2 | |
NFC: Pass hardware specific HCI event to driver
Signed-off-by: Arron Wang <arron.wang@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/nfc')
| -rw-r--r-- | drivers/nfc/pn544_hci.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/nfc/pn544_hci.c b/drivers/nfc/pn544_hci.c index 8b21a8efd751..d81242f4a92b 100644 --- a/drivers/nfc/pn544_hci.c +++ b/drivers/nfc/pn544_hci.c @@ -112,6 +112,12 @@ enum pn544_state { #define PN544_NFC_WI_MGMT_GATE 0xA1 +#define PN544_HCI_EVT_SND_DATA 0x01 +#define PN544_HCI_EVT_ACTIVATED 0x02 +#define PN544_HCI_EVT_DEACTIVATED 0x03 +#define PN544_HCI_EVT_RCV_DATA 0x04 +#define PN544_HCI_EVT_CONTINUE_MI 0x05 + static struct nfc_hci_gate pn544_gates[] = { {NFC_HCI_ADMIN_GATE, NFC_HCI_INVALID_PIPE}, {NFC_HCI_LOOPBACK_GATE, NFC_HCI_INVALID_PIPE}, @@ -897,6 +903,44 @@ static int pn544_hci_check_presence(struct nfc_hci_dev *hdev, NULL, 0, NULL); } +void pn544_hci_event_received(struct nfc_hci_dev *hdev, u8 gate, u8 event, + struct sk_buff *skb) +{ + struct sk_buff *rgb_skb = NULL; + int r = 0; + + pr_debug("hci event %d", event); + switch (event) { + case PN544_HCI_EVT_ACTIVATED: + if (gate == PN544_RF_READER_NFCIP1_INITIATOR_GATE) + nfc_hci_target_discovered(hdev, gate); + else if (gate == PN544_RF_READER_NFCIP1_TARGET_GATE) { + r = nfc_hci_get_param(hdev, gate, PN544_DEP_ATR_REQ, + &rgb_skb); + + if (r < 0) + goto exit; + + nfc_tm_activated(hdev->ndev, NFC_PROTO_NFC_DEP_MASK, + NFC_COMM_PASSIVE, rgb_skb->data, + rgb_skb->len); + + kfree_skb(rgb_skb); + } + + break; + case PN544_HCI_EVT_DEACTIVATED: + nfc_hci_send_event(hdev, gate, + NFC_HCI_EVT_END_OPERATION, NULL, 0); + break; + default: + break; + } + +exit: + kfree_skb(skb); +} + static struct nfc_hci_ops pn544_hci_ops = { .open = pn544_hci_open, .close = pn544_hci_close, @@ -907,6 +951,7 @@ static struct nfc_hci_ops pn544_hci_ops = { .complete_target_discovered = pn544_hci_complete_target_discovered, .data_exchange = pn544_hci_data_exchange, .check_presence = pn544_hci_check_presence, + .event_received = pn544_hci_event_received, }; static int __devinit pn544_hci_probe(struct i2c_client *client, |