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-rw-r--r--kernel/include/net/nfc/hci.h7
-rw-r--r--kernel/include/net/nfc/nci.h9
-rw-r--r--kernel/include/net/nfc/nci_core.h94
-rw-r--r--kernel/include/net/nfc/nfc.h65
4 files changed, 174 insertions, 1 deletions
diff --git a/kernel/include/net/nfc/hci.h b/kernel/include/net/nfc/hci.h
index 020a814bc..316694daf 100644
--- a/kernel/include/net/nfc/hci.h
+++ b/kernel/include/net/nfc/hci.h
@@ -179,6 +179,13 @@ void nfc_hci_unregister_device(struct nfc_hci_dev *hdev);
void nfc_hci_set_clientdata(struct nfc_hci_dev *hdev, void *clientdata);
void *nfc_hci_get_clientdata(struct nfc_hci_dev *hdev);
+static inline int nfc_hci_set_vendor_cmds(struct nfc_hci_dev *hdev,
+ struct nfc_vendor_cmd *cmds,
+ int n_cmds)
+{
+ return nfc_set_vendor_cmds(hdev->ndev, cmds, n_cmds);
+}
+
void nfc_hci_driver_failure(struct nfc_hci_dev *hdev, int err);
int nfc_hci_result_to_errno(u8 result);
diff --git a/kernel/include/net/nfc/nci.h b/kernel/include/net/nfc/nci.h
index a2f2f3d31..707e3ab81 100644
--- a/kernel/include/net/nfc/nci.h
+++ b/kernel/include/net/nfc/nci.h
@@ -35,6 +35,8 @@
#define NCI_MAX_NUM_RF_CONFIGS 10
#define NCI_MAX_NUM_CONN 10
#define NCI_MAX_PARAM_LEN 251
+#define NCI_MAX_PAYLOAD_SIZE 255
+#define NCI_MAX_PACKET_SIZE 258
/* NCI Status Codes */
#define NCI_STATUS_OK 0x00
@@ -314,6 +316,8 @@ struct nci_nfcee_mode_set_cmd {
__u8 nfcee_mode;
} __packed;
+#define NCI_OP_CORE_GET_CONFIG_CMD nci_opcode_pack(NCI_GID_CORE, 0x03)
+
/* ----------------------- */
/* ---- NCI Responses ---- */
/* ----------------------- */
@@ -374,6 +378,9 @@ struct nci_nfcee_discover_rsp {
} __packed;
#define NCI_OP_NFCEE_MODE_SET_RSP nci_opcode_pack(NCI_GID_NFCEE_MGMT, 0x01)
+
+#define NCI_OP_CORE_GET_CONFIG_RSP nci_opcode_pack(NCI_GID_CORE, 0x03)
+
/* --------------------------- */
/* ---- NCI Notifications ---- */
/* --------------------------- */
@@ -527,4 +534,6 @@ struct nci_nfcee_discover_ntf {
struct nci_nfcee_information_tlv information_tlv;
} __packed;
+#define NCI_OP_CORE_RESET_NTF nci_opcode_pack(NCI_GID_CORE, 0x00)
+
#endif /* __NCI_H */
diff --git a/kernel/include/net/nfc/nci_core.h b/kernel/include/net/nfc/nci_core.h
index d4dcc7199..57ce24fb0 100644
--- a/kernel/include/net/nfc/nci_core.h
+++ b/kernel/include/net/nfc/nci_core.h
@@ -31,6 +31,7 @@
#include <linux/interrupt.h>
#include <linux/skbuff.h>
+#include <linux/tty.h>
#include <net/nfc/nfc.h>
#include <net/nfc/nci.h>
@@ -66,11 +67,19 @@ enum nci_state {
struct nci_dev;
+struct nci_driver_ops {
+ __u16 opcode;
+ int (*rsp)(struct nci_dev *dev, struct sk_buff *skb);
+ int (*ntf)(struct nci_dev *dev, struct sk_buff *skb);
+};
+
struct nci_ops {
+ int (*init)(struct nci_dev *ndev);
int (*open)(struct nci_dev *ndev);
int (*close)(struct nci_dev *ndev);
int (*send)(struct nci_dev *ndev, struct sk_buff *skb);
int (*setup)(struct nci_dev *ndev);
+ int (*post_setup)(struct nci_dev *ndev);
int (*fw_download)(struct nci_dev *ndev, const char *firmware_name);
__u32 (*get_rfprotocol)(struct nci_dev *ndev, __u8 rf_protocol);
int (*discover_se)(struct nci_dev *ndev);
@@ -84,12 +93,19 @@ struct nci_ops {
struct sk_buff *skb);
void (*hci_cmd_received)(struct nci_dev *ndev, u8 pipe, u8 cmd,
struct sk_buff *skb);
+
+ struct nci_driver_ops *prop_ops;
+ size_t n_prop_ops;
+
+ struct nci_driver_ops *core_ops;
+ size_t n_core_ops;
};
#define NCI_MAX_SUPPORTED_RF_INTERFACES 4
#define NCI_MAX_DISCOVERED_TARGETS 10
#define NCI_MAX_NUM_NFCEE 255
#define NCI_MAX_CONN_ID 7
+#define NCI_MAX_PROPRIETARY_CMD 64
struct nci_conn_info {
struct list_head list;
@@ -112,6 +128,8 @@ struct nci_conn_info {
/* Gates */
#define NCI_HCI_ADMIN_GATE 0x00
+#define NCI_HCI_LOOPBACK_GATE 0x04
+#define NCI_HCI_IDENTITY_MGMT_GATE 0x05
#define NCI_HCI_LINK_MGMT_GATE 0x06
/* Pipes */
@@ -264,7 +282,13 @@ int nci_request(struct nci_dev *ndev,
void (*req)(struct nci_dev *ndev,
unsigned long opt),
unsigned long opt, __u32 timeout);
+int nci_prop_cmd(struct nci_dev *ndev, __u8 oid, size_t len, __u8 *payload);
+int nci_core_cmd(struct nci_dev *ndev, __u16 opcode, size_t len, __u8 *payload);
+int nci_core_reset(struct nci_dev *ndev);
+int nci_core_init(struct nci_dev *ndev);
+
int nci_recv_frame(struct nci_dev *ndev, struct sk_buff *skb);
+int nci_send_frame(struct nci_dev *ndev, struct sk_buff *skb);
int nci_set_config(struct nci_dev *ndev, __u8 id, size_t len, __u8 *val);
int nci_nfcee_discover(struct nci_dev *ndev, u8 action);
@@ -288,6 +312,7 @@ int nci_hci_set_param(struct nci_dev *ndev, u8 gate, u8 idx,
const u8 *param, size_t param_len);
int nci_hci_get_param(struct nci_dev *ndev, u8 gate, u8 idx,
struct sk_buff **skb);
+int nci_hci_clear_all_pipes(struct nci_dev *ndev);
int nci_hci_dev_session_init(struct nci_dev *ndev);
static inline struct sk_buff *nci_skb_alloc(struct nci_dev *ndev,
@@ -318,11 +343,27 @@ static inline void *nci_get_drvdata(struct nci_dev *ndev)
return ndev->driver_data;
}
+static inline int nci_set_vendor_cmds(struct nci_dev *ndev,
+ struct nfc_vendor_cmd *cmds,
+ int n_cmds)
+{
+ return nfc_set_vendor_cmds(ndev->nfc_dev, cmds, n_cmds);
+}
+
void nci_rsp_packet(struct nci_dev *ndev, struct sk_buff *skb);
void nci_ntf_packet(struct nci_dev *ndev, struct sk_buff *skb);
+int nci_prop_rsp_packet(struct nci_dev *ndev, __u16 opcode,
+ struct sk_buff *skb);
+int nci_prop_ntf_packet(struct nci_dev *ndev, __u16 opcode,
+ struct sk_buff *skb);
+int nci_core_rsp_packet(struct nci_dev *ndev, __u16 opcode,
+ struct sk_buff *skb);
+int nci_core_ntf_packet(struct nci_dev *ndev, __u16 opcode,
+ struct sk_buff *skb);
void nci_rx_data_packet(struct nci_dev *ndev, struct sk_buff *skb);
int nci_send_cmd(struct nci_dev *ndev, __u16 opcode, __u8 plen, void *payload);
int nci_send_data(struct nci_dev *ndev, __u8 conn_id, struct sk_buff *skb);
+int nci_conn_max_data_pkt_payload_size(struct nci_dev *ndev, __u8 conn_id);
void nci_data_exchange_complete(struct nci_dev *ndev, struct sk_buff *skb,
__u8 conn_id, int err);
void nci_hci_data_received_cb(void *context, struct sk_buff *skb, int err);
@@ -337,6 +378,7 @@ void nci_clear_target_list(struct nci_dev *ndev);
void nci_req_complete(struct nci_dev *ndev, int result);
struct nci_conn_info *nci_get_conn_info_by_conn_id(struct nci_dev *ndev,
int conn_id);
+int nci_get_conn_info_by_id(struct nci_dev *ndev, u8 id);
/* ----- NCI status code ----- */
int nci_to_errno(__u8 code);
@@ -352,6 +394,12 @@ struct nci_spi {
unsigned int xfer_udelay; /* microseconds delay between
transactions */
+
+ unsigned int xfer_speed_hz; /*
+ * SPI clock frequency
+ * 0 => default clock
+ */
+
u8 acknowledge_mode;
struct completion req_completion;
@@ -367,4 +415,50 @@ int nci_spi_send(struct nci_spi *nspi,
struct sk_buff *skb);
struct sk_buff *nci_spi_read(struct nci_spi *nspi);
+/* ----- NCI UART ---- */
+
+/* Ioctl */
+#define NCIUARTSETDRIVER _IOW('U', 0, char *)
+
+enum nci_uart_driver {
+ NCI_UART_DRIVER_MARVELL = 0,
+ NCI_UART_DRIVER_MAX
+};
+
+struct nci_uart;
+
+struct nci_uart_ops {
+ int (*open)(struct nci_uart *nci_uart);
+ void (*close)(struct nci_uart *nci_uart);
+ int (*recv)(struct nci_uart *nci_uart, struct sk_buff *skb);
+ int (*recv_buf)(struct nci_uart *nci_uart, const u8 *data, char *flags,
+ int count);
+ int (*send)(struct nci_uart *nci_uart, struct sk_buff *skb);
+ void (*tx_start)(struct nci_uart *nci_uart);
+ void (*tx_done)(struct nci_uart *nci_uart);
+};
+
+struct nci_uart {
+ struct module *owner;
+ struct nci_uart_ops ops;
+ const char *name;
+ enum nci_uart_driver driver;
+
+ /* Dynamic data */
+ struct nci_dev *ndev;
+ spinlock_t rx_lock;
+ struct work_struct write_work;
+ struct tty_struct *tty;
+ unsigned long tx_state;
+ struct sk_buff_head tx_q;
+ struct sk_buff *tx_skb;
+ struct sk_buff *rx_skb;
+ int rx_packet_len;
+ void *drv_data;
+};
+
+int nci_uart_register(struct nci_uart *nu);
+void nci_uart_unregister(struct nci_uart *nu);
+void nci_uart_set_config(struct nci_uart *nu, int baudrate, int flow_ctrl);
+
#endif /* __NCI_CORE_H */
diff --git a/kernel/include/net/nfc/nfc.h b/kernel/include/net/nfc/nfc.h
index 7ac029c07..dcfcfc9c0 100644
--- a/kernel/include/net/nfc/nfc.h
+++ b/kernel/include/net/nfc/nfc.h
@@ -68,7 +68,7 @@ struct nfc_ops {
int (*activate_target)(struct nfc_dev *dev, struct nfc_target *target,
u32 protocol);
void (*deactivate_target)(struct nfc_dev *dev,
- struct nfc_target *target);
+ struct nfc_target *target, u8 mode);
int (*im_transceive)(struct nfc_dev *dev, struct nfc_target *target,
struct sk_buff *skb, data_exchange_cb_t cb,
void *cb_context);
@@ -165,6 +165,12 @@ struct nfc_genl_data {
struct mutex genl_data_mutex;
};
+struct nfc_vendor_cmd {
+ __u32 vendor_id;
+ __u32 subcmd;
+ int (*doit)(struct nfc_dev *dev, void *data, size_t data_len);
+};
+
struct nfc_dev {
int idx;
u32 target_next_idx;
@@ -193,7 +199,11 @@ struct nfc_dev {
struct rfkill *rfkill;
+ struct nfc_vendor_cmd *vendor_cmds;
+ int n_vendor_cmds;
+
struct nfc_ops *ops;
+ struct genl_info *cur_cmd_info;
};
#define to_nfc_dev(_dev) container_of(_dev, struct nfc_dev, dev)
@@ -296,4 +306,57 @@ struct nfc_se *nfc_find_se(struct nfc_dev *dev, u32 se_idx);
void nfc_send_to_raw_sock(struct nfc_dev *dev, struct sk_buff *skb,
u8 payload_type, u8 direction);
+static inline int nfc_set_vendor_cmds(struct nfc_dev *dev,
+ struct nfc_vendor_cmd *cmds,
+ int n_cmds)
+{
+ if (dev->vendor_cmds || dev->n_vendor_cmds)
+ return -EINVAL;
+
+ dev->vendor_cmds = cmds;
+ dev->n_vendor_cmds = n_cmds;
+
+ return 0;
+}
+
+struct sk_buff *__nfc_alloc_vendor_cmd_reply_skb(struct nfc_dev *dev,
+ enum nfc_attrs attr,
+ u32 oui, u32 subcmd,
+ int approxlen);
+int nfc_vendor_cmd_reply(struct sk_buff *skb);
+
+/**
+ * nfc_vendor_cmd_alloc_reply_skb - allocate vendor command reply
+ * @dev: nfc device
+ * @oui: vendor oui
+ * @approxlen: an upper bound of the length of the data that will
+ * be put into the skb
+ *
+ * This function allocates and pre-fills an skb for a reply to
+ * a vendor command. Since it is intended for a reply, calling
+ * it outside of a vendor command's doit() operation is invalid.
+ *
+ * The returned skb is pre-filled with some identifying data in
+ * a way that any data that is put into the skb (with skb_put(),
+ * nla_put() or similar) will end up being within the
+ * %NFC_ATTR_VENDOR_DATA attribute, so all that needs to be done
+ * with the skb is adding data for the corresponding userspace tool
+ * which can then read that data out of the vendor data attribute.
+ * You must not modify the skb in any other way.
+ *
+ * When done, call nfc_vendor_cmd_reply() with the skb and return
+ * its error code as the result of the doit() operation.
+ *
+ * Return: An allocated and pre-filled skb. %NULL if any errors happen.
+ */
+static inline struct sk_buff *
+nfc_vendor_cmd_alloc_reply_skb(struct nfc_dev *dev,
+ u32 oui, u32 subcmd, int approxlen)
+{
+ return __nfc_alloc_vendor_cmd_reply_skb(dev,
+ NFC_ATTR_VENDOR_DATA,
+ oui,
+ subcmd, approxlen);
+}
+
#endif /* __NET_NFC_H */