include/linux/soc/ti/ti-msgmgr.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Texas Instruments' Message Manager
   4  *
   5  * Copyright (C) 2015-2022 Texas Instruments Incorporated - https://www.ti.com/
   6  *      Nishanth Menon
   7  */
   8
   9 #ifndef TI_MSGMGR_H
  10 #define TI_MSGMGR_H
  11
  12 struct mbox_chan;
  13
  14 /**
  15  * struct ti_msgmgr_message - Message Manager structure
  16  * @len: Length of data in the Buffer
  17  * @buf: Buffer pointer
  18  * @chan_rx: Expected channel for response, must be provided to use polled rx
  19  * @timeout_rx_ms: Timeout value to use if polling for response
  20  *
  21  * This is the structure for data used in mbox_send_message
  22  * the length of data buffer used depends on the SoC integration
  23  * parameters - each message may be 64, 128 bytes long depending
  24  * on SoC. Client is supposed to be aware of this.
  25  */
  26 struct ti_msgmgr_message {
  27         size_t len;
  28         u8 *buf;
  29         struct mbox_chan *chan_rx;
  30         int timeout_rx_ms;
  31 };
  32
  33 #endif /* TI_MSGMGR_H */