diff options
Diffstat (limited to 'drivers/nfc/st-nci/st-nci.h')
| -rw-r--r-- | drivers/nfc/st-nci/st-nci.h | 117 |
1 files changed, 115 insertions, 2 deletions
diff --git a/drivers/nfc/st-nci/st-nci.h b/drivers/nfc/st-nci/st-nci.h index 850a2395deb7..8b9f77b0249c 100644 --- a/drivers/nfc/st-nci/st-nci.h +++ b/drivers/nfc/st-nci/st-nci.h @@ -19,7 +19,6 @@ #ifndef __LOCAL_ST_NCI_H_ #define __LOCAL_ST_NCI_H_ -#include "st-nci_se.h" #include "ndlc.h" /* Define private flags: */ @@ -28,6 +27,18 @@ #define ST_NCI_CORE_PROP 0x01 #define ST_NCI_SET_NFC_MODE 0x02 +/* + * ref ISO7816-3 chap 8.1. the initial character TS is followed by a + * sequence of at most 32 characters. + */ +#define ST_NCI_ESE_MAX_LENGTH 33 +#define ST_NCI_HCI_HOST_ID_ESE 0xc0 + +#define ST_NCI_DEVICE_MGNT_GATE 0x01 + +#define ST_NCI_VENDOR_OUI 0x0080E1 /* STMicroelectronics */ +#define ST_NCI_FACTORY_MODE 2 + struct nci_mode_set_cmd { u8 cmd_type; u8 mode; @@ -37,14 +48,116 @@ struct nci_mode_set_rsp { u8 status; } __packed; +struct st_nci_se_status { + bool is_ese_present; + bool is_uicc_present; +}; + +struct st_nci_se_info { + struct st_nci_se_status *se_status; + u8 atr[ST_NCI_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; + + bool xch_error; + + se_io_cb_t cb; + void *cb_context; +}; + +/** + * enum nfc_vendor_cmds - supported nfc vendor commands + * + * @FACTORY_MODE: Allow to set the driver into a mode where no secure element + * are activated. It does not consider any NFC_ATTR_VENDOR_DATA. + * @HCI_CLEAR_ALL_PIPES: Allow to execute a HCI clear all pipes command. + * It does not consider any NFC_ATTR_VENDOR_DATA. + * @HCI_DM_PUT_DATA: Allow to configure specific CLF registry as for example + * RF trimmings or low level drivers configurations (I2C, SPI, SWP). + * @HCI_DM_UPDATE_AID: Allow to configure an AID routing into the CLF routing + * table following RF technology, CLF mode or protocol. + * @HCI_DM_GET_INFO: Allow to retrieve CLF information. + * @HCI_DM_GET_DATA: Allow to retrieve CLF configurable data such as low + * level drivers configurations or RF trimmings. + * @HCI_DM_DIRECT_LOAD: Allow to load a firmware into the CLF. A complete + * packet can be more than 8KB. + * @HCI_DM_RESET: Allow to run a CLF reset in order to "commit" CLF + * configuration changes without CLF power off. + * @HCI_GET_PARAM: Allow to retrieve an HCI CLF parameter (for example the + * white list). + * @HCI_DM_FIELD_GENERATOR: Allow to generate different kind of RF + * technology. When using this command to anti-collision is done. + * @HCI_LOOPBACK: Allow to echo a command and test the Dh to CLF + * connectivity. + * @HCI_DM_VDC_MEASUREMENT_VALUE: Allow to measure the field applied on the + * CLF antenna. A value between 0 and 0x0f is returned. 0 is maximum. + * @HCI_DM_FWUPD_START: Allow to put CLF into firmware update mode. It is a + * specific CLF command as there is no GPIO for this. + * @HCI_DM_FWUPD_END: Allow to complete firmware update. + * @HCI_DM_VDC_VALUE_COMPARISON: Allow to compare the field applied on the + * CLF antenna to a reference value. + * @MANUFACTURER_SPECIFIC: Allow to retrieve manufacturer specific data + * received during a NCI_CORE_INIT_CMD. + */ +enum nfc_vendor_cmds { + FACTORY_MODE, + HCI_CLEAR_ALL_PIPES, + HCI_DM_PUT_DATA, + HCI_DM_UPDATE_AID, + HCI_DM_GET_INFO, + HCI_DM_GET_DATA, + HCI_DM_DIRECT_LOAD, + HCI_DM_RESET, + HCI_GET_PARAM, + HCI_DM_FIELD_GENERATOR, + HCI_LOOPBACK, + HCI_DM_FWUPD_START, + HCI_DM_FWUPD_END, + HCI_DM_VDC_MEASUREMENT_VALUE, + HCI_DM_VDC_VALUE_COMPARISON, + MANUFACTURER_SPECIFIC, +}; + +struct st_nci_vendor_info { + struct completion req_completion; + struct sk_buff *rx_skb; +}; + struct st_nci_info { struct llt_ndlc *ndlc; unsigned long flags; + struct st_nci_se_info se_info; + struct st_nci_vendor_info vendor_info; }; void st_nci_remove(struct nci_dev *ndev); int st_nci_probe(struct llt_ndlc *ndlc, int phy_headroom, - int phy_tailroom); + int phy_tailroom, struct st_nci_se_status *se_status); + +int st_nci_se_init(struct nci_dev *ndev, struct st_nci_se_status *se_status); +void st_nci_se_deinit(struct nci_dev *ndev); + +int st_nci_discover_se(struct nci_dev *ndev); +int st_nci_enable_se(struct nci_dev *ndev, u32 se_idx); +int st_nci_disable_se(struct nci_dev *ndev, u32 se_idx); +int st_nci_se_io(struct nci_dev *ndev, u32 se_idx, + u8 *apdu, size_t apdu_length, + se_io_cb_t cb, void *cb_context); +int st_nci_hci_load_session(struct nci_dev *ndev); +void st_nci_hci_event_received(struct nci_dev *ndev, u8 pipe, + u8 event, struct sk_buff *skb); +void st_nci_hci_cmd_received(struct nci_dev *ndev, u8 pipe, u8 cmd, + struct sk_buff *skb); + +void st_nci_hci_loopback_event_received(struct nci_dev *ndev, u8 event, + struct sk_buff *skb); +int st_nci_vendor_cmds_init(struct nci_dev *ndev); #endif /* __LOCAL_ST_NCI_H_ */ |