diff options
Diffstat (limited to 'drivers/nfc/st21nfca/st21nfca.h')
| -rw-r--r-- | drivers/nfc/st21nfca/st21nfca.h | 98 |
1 files changed, 79 insertions, 19 deletions
diff --git a/drivers/nfc/st21nfca/st21nfca.h b/drivers/nfc/st21nfca/st21nfca.h index 15a78d330a9f..70e2d43b4ec3 100644 --- a/drivers/nfc/st21nfca/st21nfca.h +++ b/drivers/nfc/st21nfca/st21nfca.h @@ -18,9 +18,8 @@ #define __LOCAL_ST21NFCA_H_ #include <net/nfc/hci.h> - -#include "st21nfca_dep.h" -#include "st21nfca_se.h" +#include <linux/skbuff.h> +#include <linux/workqueue.h> #define HCI_MODE 0 @@ -46,28 +45,68 @@ #define ST21NFCA_HCI_LLC_MAX_SIZE (ST21NFCA_HCI_LLC_LEN_CRC + 1 + \ ST21NFCA_HCI_LLC_MAX_PAYLOAD) -#define DRIVER_DESC "HCI NFC driver for ST21NFCA" +/* Reader RF commands */ +#define ST21NFCA_WR_XCHG_DATA 0x10 + +#define ST21NFCA_DEVICE_MGNT_GATE 0x01 +#define ST21NFCA_RF_READER_F_GATE 0x14 +#define ST21NFCA_RF_CARD_F_GATE 0x24 +#define ST21NFCA_APDU_READER_GATE 0xf0 +#define ST21NFCA_CONNECTIVITY_GATE 0x41 -#define ST21NFCA_HCI_MODE 0 +/* + * ref ISO7816-3 chap 8.1. the initial character TS is followed by a + * sequence of at most 32 characters. + */ +#define ST21NFCA_ESE_MAX_LENGTH 33 +#define ST21NFCA_ESE_HOST_ID 0xc0 + +#define DRIVER_DESC "HCI NFC driver for ST21NFCA" -#define ST21NFCA_NUM_DEVICES 256 +#define ST21NFCA_HCI_MODE 0 +#define ST21NFCA_NUM_DEVICES 256 struct st21nfca_se_status { bool is_ese_present; bool is_uicc_present; }; -int st21nfca_hci_probe(void *phy_id, struct nfc_phy_ops *phy_ops, - char *llc_name, int phy_headroom, int phy_tailroom, - int phy_payload, struct nfc_hci_dev **hdev, - struct st21nfca_se_status *se_status); -void st21nfca_hci_remove(struct nfc_hci_dev *hdev); - enum st21nfca_state { ST21NFCA_ST_COLD, ST21NFCA_ST_READY, }; +struct st21nfca_dep_info { + struct sk_buff *tx_pending; + struct work_struct tx_work; + u8 curr_nfc_dep_pni; + u32 idx; + u8 to; + u8 did; + u8 bsi; + u8 bri; + u8 lri; +} __packed; + +struct st21nfca_se_info { + u8 atr[ST21NFCA_ESE_MAX_LENGTH]; + struct completion req_completion; + + struct timer_list bwi_timer; + int wt_timeout; /* in msecs */ + bool bwi_active; + + struct timer_list se_active_timer; + bool se_active; + int expected_pipes; + int count_pipes; + + bool xch_error; + + se_io_cb_t cb; + void *cb_context; +}; + struct st21nfca_hci_info { struct nfc_phy_ops *phy_ops; void *phy_id; @@ -87,13 +126,34 @@ struct st21nfca_hci_info { struct st21nfca_se_info se_info; }; -/* Reader RF commands */ -#define ST21NFCA_WR_XCHG_DATA 0x10 +int st21nfca_hci_probe(void *phy_id, struct nfc_phy_ops *phy_ops, + char *llc_name, int phy_headroom, int phy_tailroom, + int phy_payload, struct nfc_hci_dev **hdev, + struct st21nfca_se_status *se_status); +void st21nfca_hci_remove(struct nfc_hci_dev *hdev); -#define ST21NFCA_DEVICE_MGNT_GATE 0x01 -#define ST21NFCA_RF_READER_F_GATE 0x14 -#define ST21NFCA_RF_CARD_F_GATE 0x24 -#define ST21NFCA_APDU_READER_GATE 0xf0 -#define ST21NFCA_CONNECTIVITY_GATE 0x41 +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); +int st21nfca_im_send_dep_req(struct nfc_hci_dev *hdev, struct sk_buff *skb); +void st21nfca_dep_init(struct nfc_hci_dev *hdev); +void st21nfca_dep_deinit(struct nfc_hci_dev *hdev); + +int st21nfca_connectivity_event_received(struct nfc_hci_dev *hdev, u8 host, + u8 event, struct sk_buff *skb); +int st21nfca_apdu_reader_event_received(struct nfc_hci_dev *hdev, + u8 event, struct sk_buff *skb); + +int st21nfca_hci_discover_se(struct nfc_hci_dev *hdev); +int st21nfca_hci_enable_se(struct nfc_hci_dev *hdev, u32 se_idx); +int st21nfca_hci_disable_se(struct nfc_hci_dev *hdev, u32 se_idx); +int st21nfca_hci_se_io(struct nfc_hci_dev *hdev, u32 se_idx, + u8 *apdu, size_t apdu_length, + se_io_cb_t cb, void *cb_context); + +void st21nfca_se_init(struct nfc_hci_dev *hdev); +void st21nfca_se_deinit(struct nfc_hci_dev *hdev); #endif /* __LOCAL_ST21NFCA_H_ */ |