diff options
Diffstat (limited to 'drivers/gpu/drm/amd/pm/inc/arcturus_ppsmc.h')
-rw-r--r-- | drivers/gpu/drm/amd/pm/inc/arcturus_ppsmc.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/inc/arcturus_ppsmc.h b/drivers/gpu/drm/amd/pm/inc/arcturus_ppsmc.h index 79afb132164e..45f5d29bc705 100644 --- a/drivers/gpu/drm/amd/pm/inc/arcturus_ppsmc.h +++ b/drivers/gpu/drm/amd/pm/inc/arcturus_ppsmc.h @@ -120,6 +120,13 @@ #define PPSMC_MSG_ReadSerialNumTop32 0x40 #define PPSMC_MSG_ReadSerialNumBottom32 0x41 +/* paramater for MSG_LightSBR + * 1 -- Enable light secondary bus reset, only do nbio respond without further handling, + * leave driver to handle the real reset + * 0 -- Disable LightSBR, default behavior, SMU will pass the reset to PSP + */ +#define PPSMC_MSG_LightSBR 0x42 + typedef uint32_t PPSMC_Result; typedef uint32_t PPSMC_Msg; #pragma pack(pop) |