drivers/staging/wfx/secure_link.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (c) 2019, Silicon Laboratories, Inc.
   4  */
   5 #ifndef WFX_SECURE_LINK_H
   6 #define WFX_SECURE_LINK_H
   7
   8 #include <linux/of.h>
   9
  10 #include "hif_api_general.h"
  11
  12 struct wfx_dev;
  13
  14
  15 struct sl_context {
  16 };
  17
  18 static inline bool wfx_is_secure_command(struct wfx_dev *wdev, int cmd_id)
  19 {
  20         return false;
  21 }
  22
  23 static inline int wfx_sl_decode(struct wfx_dev *wdev, struct hif_sl_msg *m)
  24 {
  25         return -EIO;
  26 }
  27
  28 static inline int wfx_sl_encode(struct wfx_dev *wdev,
  29                                 const struct hif_msg *input,
  30                                 struct hif_sl_msg *output)
  31 {
  32         return -EIO;
  33 }
  34
  35 static inline int wfx_sl_check_pubkey(struct wfx_dev *wdev,
  36                                       const u8 *ncp_pubkey,
  37                                       const u8 *ncp_pubmac)
  38 {
  39         return -EIO;
  40 }
  41
  42 static inline void wfx_sl_fill_pdata(struct device *dev,
  43                                      struct wfx_platform_data *pdata)
  44 {
  45         if (of_find_property(dev->of_node, "slk_key", NULL))
  46                 dev_err(dev, "secure link is not supported by this driver, ignoring provided key\n");
  47 }
  48
  49 static inline int wfx_sl_init(struct wfx_dev *wdev)
  50 {
  51         return -EIO;
  52 }
  53
  54 static inline void wfx_sl_deinit(struct wfx_dev *wdev)
  55 {
  56 }
  57
  58
  59 #endif