diff options
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/inc/hwmgr.h | 1 |
2 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c index 654cb11bdf65..e35bdc5bafb7 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c @@ -60,6 +60,11 @@ uint8_t convert_to_vid(uint16_t vddc) return (uint8_t) ((6200 - (vddc * VOLTAGE_SCALE)) / 25); } +uint16_t convert_to_vddc(uint8_t vid) +{ + return (uint16_t) ((6200 - (vid * 25)) / VOLTAGE_SCALE); +} + static int phm_get_pci_bus_devfn(struct pp_hwmgr *hwmgr, struct cgs_system_info *sys_info) { diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h index 384a4cb71b93..f37f211e7624 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h +++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h @@ -42,6 +42,7 @@ struct pp_atomctrl_voltage_table; #define VOLTAGE_SCALE 4 uint8_t convert_to_vid(uint16_t vddc); +uint16_t convert_to_vddc(uint8_t vid); enum DISPLAY_GAP { DISPLAY_GAP_VBLANK_OR_WM = 0, /* Wait for vblank or MCHG watermark. */ |