smu.h

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#ifndef AMD_PICASSO_SMU_H
#define AMD_PICASSO_SMU_H
 
/* SMU mailbox register offsets in SMN */
#define SMN_SMU_MESG_ID         0x3b10528
#define SMN_SMU_MESG_RESP       0x3b10564
#define SMN_SMU_MESG_ARGS_BASE  0x3b10998
 
#define SMU_NUM_ARGS            6
 
enum smu_message_id {
        SMC_MSG_S3ENTRY = 0x0c,
};
 
/*
 * Request the SMU put system into S3, S4, or S5. On entry, SlpTyp determines S-State and
 * SlpTypeEn gets set by the SMU. Function does not return if successful.
 */
void smu_sx_entry(void);
 
#endif /* AMD_PICASSO_SMU_H */