drivers/base/firmware_loader/sysfs_upload.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __SYSFS_UPLOAD_H
   3 #define __SYSFS_UPLOAD_H
   4
   5 #include <linux/device.h>
   6
   7 #include "sysfs.h"
   8
   9 /**
  10  * enum fw_upload_prog - firmware upload progress codes
  11  * @FW_UPLOAD_PROG_IDLE: there is no firmware upload in progress
  12  * @FW_UPLOAD_PROG_RECEIVING: worker thread is receiving firmware data
  13  * @FW_UPLOAD_PROG_PREPARING: target device is preparing for firmware upload
  14  * @FW_UPLOAD_PROG_TRANSFERRING: data is being copied to the device
  15  * @FW_UPLOAD_PROG_PROGRAMMING: device is performing the firmware update
  16  * @FW_UPLOAD_PROG_MAX: Maximum progress code marker
  17  */
  18 enum fw_upload_prog {
  19         FW_UPLOAD_PROG_IDLE,
  20         FW_UPLOAD_PROG_RECEIVING,
  21         FW_UPLOAD_PROG_PREPARING,
  22         FW_UPLOAD_PROG_TRANSFERRING,
  23         FW_UPLOAD_PROG_PROGRAMMING,
  24         FW_UPLOAD_PROG_MAX
  25 };
  26
  27 struct fw_upload_priv {
  28         struct fw_upload *fw_upload;
  29         struct module *module;
  30         const char *name;
  31         const struct fw_upload_ops *ops;
  32         struct mutex lock;                /* protect data structure contents */
  33         struct work_struct work;
  34         const u8 *data;                   /* pointer to update data */
  35         u32 remaining_size;               /* size remaining to transfer */
  36         enum fw_upload_prog progress;
  37         enum fw_upload_prog err_progress; /* progress at time of failure */
  38         enum fw_upload_err err_code;      /* security manager error code */
  39 };
  40
  41 #endif /* __SYSFS_UPLOAD_H */