TP_NVRAM_ADDR_MIXER 2451 drivers/platform/x86/thinkpad_acpi.c d = nvram_read_byte(TP_NVRAM_ADDR_MIXER); TP_NVRAM_ADDR_MIXER 7291 drivers/platform/x86/thinkpad_acpi.c b_nvram = nvram_read_byte(TP_NVRAM_ADDR_MIXER); TP_NVRAM_ADDR_MIXER 7297 drivers/platform/x86/thinkpad_acpi.c nvram_write_byte(b_nvram, TP_NVRAM_ADDR_MIXER);