Did you try any of the following boot parameters:
acpi_sleep=s3_bios or acpi_sleep=s3_mode or acpi_sleep=s3_bios,s3_mode
Did you try any of the following boot parameters:
acpi_sleep=s3_bios s3_bios, s3_mode
or
acpi_sleep=s3_mode
or
acpi_sleep=