diff options
| -rw-r--r-- | drivers/nfc/st21nfca/st21nfca.c | 32 | ||||
| -rw-r--r-- | drivers/nfc/st21nfca/st21nfca.h | 2 | ||||
| -rw-r--r-- | drivers/nfc/st21nfca/st21nfca_dep.c | 47 | ||||
| -rw-r--r-- | drivers/nfc/st21nfca/st21nfca_dep.h | 4 |
4 files changed, 50 insertions, 35 deletions
diff --git a/drivers/nfc/st21nfca/st21nfca.c b/drivers/nfc/st21nfca/st21nfca.c index a89e56c2c749..f2596c8d68b0 100644 --- a/drivers/nfc/st21nfca/st21nfca.c +++ b/drivers/nfc/st21nfca/st21nfca.c @@ -77,10 +77,6 @@ ((p & 0x0f) == (ST21NFCA_DM_PIPE_CREATED | ST21NFCA_DM_PIPE_OPEN)) #define ST21NFCA_NFC_MODE 0x03 /* NFC_MODE parameter*/ -#define ST21NFCA_EVT_FIELD_ON 0x11 -#define ST21NFCA_EVT_CARD_DEACTIVATED 0x12 -#define ST21NFCA_EVT_CARD_ACTIVATED 0x13 -#define ST21NFCA_EVT_FIELD_OFF 0x14 static DECLARE_BITMAP(dev_mask, ST21NFCA_NUM_DEVICES); @@ -841,31 +837,11 @@ static int st21nfca_hci_check_presence(struct nfc_hci_dev *hdev, static int st21nfca_hci_event_received(struct nfc_hci_dev *hdev, u8 gate, u8 event, struct sk_buff *skb) { - int r; - struct st21nfca_hci_info *info = nfc_hci_get_clientdata(hdev); - - pr_debug("hci event: %d\n", event); + pr_debug("hci event: %d gate: %x\n", event, gate); - switch (event) { - case ST21NFCA_EVT_CARD_ACTIVATED: - if (gate == ST21NFCA_RF_CARD_F_GATE) - info->dep_info.curr_nfc_dep_pni = 0; - break; - case ST21NFCA_EVT_CARD_DEACTIVATED: - break; - case ST21NFCA_EVT_FIELD_ON: - break; - case ST21NFCA_EVT_FIELD_OFF: - break; - case ST21NFCA_EVT_SEND_DATA: - if (gate == ST21NFCA_RF_CARD_F_GATE) { - r = st21nfca_tm_event_send_data(hdev, skb, gate); - if (r < 0) - return r; - return 0; - } - info->dep_info.curr_nfc_dep_pni = 0; - return 1; + switch (gate) { + case ST21NFCA_RF_CARD_F_GATE: + return st21nfca_dep_event_received(hdev, event, skb); default: return 1; } diff --git a/drivers/nfc/st21nfca/st21nfca.h b/drivers/nfc/st21nfca/st21nfca.h index a0b77f1ba6d9..7c2a85292230 100644 --- a/drivers/nfc/st21nfca/st21nfca.h +++ b/drivers/nfc/st21nfca/st21nfca.h @@ -85,6 +85,4 @@ struct st21nfca_hci_info { #define ST21NFCA_RF_CARD_F_GATE 0x24 -#define ST21NFCA_EVT_SEND_DATA 0x10 - #endif /* __LOCAL_ST21NFCA_H_ */ diff --git a/drivers/nfc/st21nfca/st21nfca_dep.c b/drivers/nfc/st21nfca/st21nfca_dep.c index bfb6df56c505..8882181d65de 100644 --- a/drivers/nfc/st21nfca/st21nfca_dep.c +++ b/drivers/nfc/st21nfca/st21nfca_dep.c @@ -49,6 +49,12 @@ #define ST21NFCA_LR_BITS_PAYLOAD_SIZE_254B 0x30 #define ST21NFCA_GB_BIT 0x02 +#define ST21NFCA_EVT_SEND_DATA 0x10 +#define ST21NFCA_EVT_FIELD_ON 0x11 +#define ST21NFCA_EVT_CARD_DEACTIVATED 0x12 +#define ST21NFCA_EVT_CARD_ACTIVATED 0x13 +#define ST21NFCA_EVT_FIELD_OFF 0x14 + #define ST21NFCA_EVT_CARD_F_BITRATE 0x16 #define ST21NFCA_EVT_READER_F_BITRATE 0x13 #define ST21NFCA_PSL_REQ_SEND_SPEED(brs) (brs & 0x38) @@ -372,8 +378,8 @@ exit: return r; } -int st21nfca_tm_event_send_data(struct nfc_hci_dev *hdev, struct sk_buff *skb, - u8 gate) +static int st21nfca_tm_event_send_data(struct nfc_hci_dev *hdev, + struct sk_buff *skb) { u8 cmd0, cmd1; int r; @@ -400,7 +406,42 @@ int st21nfca_tm_event_send_data(struct nfc_hci_dev *hdev, struct sk_buff *skb, } return r; } -EXPORT_SYMBOL(st21nfca_tm_event_send_data); + +/* + * Returns: + * <= 0: driver handled the event, skb consumed + * 1: driver does not handle the event, please do standard processing + */ +int st21nfca_dep_event_received(struct nfc_hci_dev *hdev, + u8 event, struct sk_buff *skb) +{ + int r = 0; + struct st21nfca_hci_info *info = nfc_hci_get_clientdata(hdev); + + pr_debug("dep event: %d\n", event); + + switch (event) { + case ST21NFCA_EVT_CARD_ACTIVATED: + info->dep_info.curr_nfc_dep_pni = 0; + break; + case ST21NFCA_EVT_CARD_DEACTIVATED: + break; + case ST21NFCA_EVT_FIELD_ON: + break; + case ST21NFCA_EVT_FIELD_OFF: + break; + case ST21NFCA_EVT_SEND_DATA: + r = st21nfca_tm_event_send_data(hdev, skb); + if (r < 0) + return r; + return 0; + default: + return 1; + } + kfree_skb(skb); + return r; +} +EXPORT_SYMBOL(st21nfca_dep_event_received); static void st21nfca_im_send_psl_req(struct nfc_hci_dev *hdev, u8 did, u8 bsi, u8 bri, u8 lri) diff --git a/drivers/nfc/st21nfca/st21nfca_dep.h b/drivers/nfc/st21nfca/st21nfca_dep.h index ca213dee9c6e..baf4664b4fc4 100644 --- a/drivers/nfc/st21nfca/st21nfca_dep.h +++ b/drivers/nfc/st21nfca/st21nfca_dep.h @@ -32,8 +32,8 @@ struct st21nfca_dep_info { u8 lri; } __packed; -int st21nfca_tm_event_send_data(struct nfc_hci_dev *hdev, struct sk_buff *skb, - u8 gate); +int st21nfca_dep_event_received(struct nfc_hci_dev *hdev, + u8 event, struct sk_buff *skb); int st21nfca_tm_send_dep_res(struct nfc_hci_dev *hdev, struct sk_buff *skb); int st21nfca_im_send_atr_req(struct nfc_hci_dev *hdev, u8 *gb, size_t gb_len); |