drivers/staging/greybus/firmware.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Greybus Firmware Management Header
   4  *
   5  * Copyright 2016 Google Inc.
   6  * Copyright 2016 Linaro Ltd.
   7  */
   8
   9 #ifndef __FIRMWARE_H
  10 #define __FIRMWARE_H
  11
  12 #include <linux/greybus.h>
  13
  14 #define FW_NAME_PREFIX  "gmp_"
  15
  16 /*
  17  * Length of the string in format: "FW_NAME_PREFIX""%08x_%08x_%08x_%08x_%s.tftf"
  18  *                                  (3 + 1 + 4 * (8 + 1) + 10 + 1 + 4 + 1)
  19  */
  20 #define FW_NAME_SIZE            56
  21
  22 /* Firmware Management Protocol specific functions */
  23 int fw_mgmt_init(void);
  24 void fw_mgmt_exit(void);
  25 struct gb_connection *to_fw_mgmt_connection(struct device *dev);
  26 int gb_fw_mgmt_request_handler(struct gb_operation *op);
  27 int gb_fw_mgmt_connection_init(struct gb_connection *connection);
  28 void gb_fw_mgmt_connection_exit(struct gb_connection *connection);
  29
  30 /* Firmware Download Protocol specific functions */
  31 int gb_fw_download_request_handler(struct gb_operation *op);
  32 int gb_fw_download_connection_init(struct gb_connection *connection);
  33 void gb_fw_download_connection_exit(struct gb_connection *connection);
  34
  35 /* CAP Protocol specific functions */
  36 int cap_init(void);
  37 void cap_exit(void);
  38 int gb_cap_connection_init(struct gb_connection *connection);
  39 void gb_cap_connection_exit(struct gb_connection *connection);
  40
  41 #endif /* __FIRMWARE_H */