xref: /OK3568_Linux_fs/kernel/include/linux/mailbox/zynqmp-ipi-message.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun 
3*4882a593Smuzhiyun #ifndef _LINUX_ZYNQMP_IPI_MESSAGE_H_
4*4882a593Smuzhiyun #define _LINUX_ZYNQMP_IPI_MESSAGE_H_
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun /**
7*4882a593Smuzhiyun  * struct zynqmp_ipi_message - ZynqMP IPI message structure
8*4882a593Smuzhiyun  * @len:  Length of message
9*4882a593Smuzhiyun  * @data: message payload
10*4882a593Smuzhiyun  *
11*4882a593Smuzhiyun  * This is the structure for data used in mbox_send_message
12*4882a593Smuzhiyun  * the maximum length of data buffer is fixed to 12 bytes.
13*4882a593Smuzhiyun  * Client is supposed to be aware of this.
14*4882a593Smuzhiyun  */
15*4882a593Smuzhiyun struct zynqmp_ipi_message {
16*4882a593Smuzhiyun 	size_t len;
17*4882a593Smuzhiyun 	u8 data[];
18*4882a593Smuzhiyun };
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun #endif /* _LINUX_ZYNQMP_IPI_MESSAGE_H_ */
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