These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / nfc / s3fwrn5 / firmware.h

diff --git a/kernel/drivers/nfc/s3fwrn5/firmware.h b/kernel/drivers/nfc/s3fwrn5/firmware.h
new file mode 100644 (file)
index 0000000..1ec0647
--- /dev/null
+++ b/kernel/drivers/nfc/s3fwrn5/firmware.h
@@ -0,0 +1,111 @@
+/*
+ * NCI based driver for Samsung S3FWRN5 NFC chip
+ *
+ * Copyright (C) 2015 Samsung Electrnoics
+ * Robert Baldyga <r.baldyga@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2 or later, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __LOCAL_S3FWRN5_FIRMWARE_H_
+#define __LOCAL_S3FWRN5_FIRMWARE_H_
+
+/* FW Message Types */
+#define S3FWRN5_FW_MSG_CMD                     0x00
+#define S3FWRN5_FW_MSG_RSP                     0x01
+#define S3FWRN5_FW_MSG_DATA                    0x02
+
+/* FW Return Codes */
+#define S3FWRN5_FW_RET_SUCCESS                 0x00
+#define S3FWRN5_FW_RET_MESSAGE_TYPE_INVALID    0x01
+#define S3FWRN5_FW_RET_COMMAND_INVALID         0x02
+#define S3FWRN5_FW_RET_PAGE_DATA_OVERFLOW      0x03
+#define S3FWRN5_FW_RET_SECT_DATA_OVERFLOW      0x04
+#define S3FWRN5_FW_RET_AUTHENTICATION_FAIL     0x05
+#define S3FWRN5_FW_RET_FLASH_OPERATION_FAIL    0x06
+#define S3FWRN5_FW_RET_ADDRESS_OUT_OF_RANGE    0x07
+#define S3FWRN5_FW_RET_PARAMETER_INVALID       0x08
+
+/* ---- FW Packet structures ---- */
+#define S3FWRN5_FW_HDR_SIZE 4
+
+struct s3fwrn5_fw_header {
+       __u8 type;
+       __u8 code;
+       __u16 len;
+};
+
+#define S3FWRN5_FW_CMD_RESET                   0x00
+
+#define S3FWRN5_FW_CMD_GET_BOOTINFO            0x01
+
+struct s3fwrn5_fw_cmd_get_bootinfo_rsp {
+       __u8 hw_version[4];
+       __u16 sector_size;
+       __u16 page_size;
+       __u16 frame_max_size;
+       __u16 hw_buffer_size;
+};
+
+#define S3FWRN5_FW_CMD_ENTER_UPDATE_MODE       0x02
+
+struct s3fwrn5_fw_cmd_enter_updatemode {
+       __u16 hashcode_size;
+       __u16 signature_size;
+};
+
+#define S3FWRN5_FW_CMD_UPDATE_SECTOR           0x04
+
+struct s3fwrn5_fw_cmd_update_sector {
+       __u32 base_address;
+};
+
+#define S3FWRN5_FW_CMD_COMPLETE_UPDATE_MODE    0x05
+
+struct s3fwrn5_fw_image {
+       const struct firmware *fw;
+
+       char date[13];
+       u32 version;
+       const void *sig;
+       u32 sig_size;
+       const void *image;
+       u32 image_sectors;
+       const void *custom_sig;
+       u32 custom_sig_size;
+};
+
+struct s3fwrn5_fw_info {
+       struct nci_dev *ndev;
+       struct s3fwrn5_fw_image fw;
+       char fw_name[NFC_FIRMWARE_NAME_MAXSIZE + 1];
+
+       const void *sig;
+       u32 sig_size;
+       u32 sector_size;
+       u32 base_addr;
+
+       struct completion completion;
+       struct sk_buff *rsp;
+       char parity;
+};
+
+void s3fwrn5_fw_init(struct s3fwrn5_fw_info *fw_info, const char *fw_name);
+int s3fwrn5_fw_setup(struct s3fwrn5_fw_info *fw_info);
+bool s3fwrn5_fw_check_version(struct s3fwrn5_fw_info *fw_info, u32 version);
+int s3fwrn5_fw_download(struct s3fwrn5_fw_info *fw_info);
+void s3fwrn5_fw_cleanup(struct s3fwrn5_fw_info *fw_info);
+
+int s3fwrn5_fw_recv_frame(struct nci_dev *ndev, struct sk_buff *skb);
+
+#endif /* __LOCAL_S3FWRN5_FIRMWARE_H_ */