1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 3 #include <console/console.h> 4 #include <amdblocks/smu.h> 5 #include <soc/smu.h> 6 7 /* 8 * Request the SMU to put system into S3, S4, or S5. On entry, SlpTyp determines S-State and 9 * SlpTypeEn gets set by the SMU. Function does not return if successful. 10 */ smu_sx_entry(void)11void smu_sx_entry(void) 12 { 13 struct smu_payload msg = { 0 }; /* Unused for SMC_MSG_S3ENTRY */ 14 15 printk(BIOS_DEBUG, "SMU: Put system into S3/S4/S5\n"); 16 send_smu_message(SMC_MSG_S3ENTRY, &msg); 17 } 18