diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/import/chips/p9/procedures/hwp/pm/p9_pstate_parameter_block.C | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/import/chips/p9/procedures/hwp/pm/p9_pstate_parameter_block.C b/src/import/chips/p9/procedures/hwp/pm/p9_pstate_parameter_block.C index 02b7cb39d..f44649336 100644 --- a/src/import/chips/p9/procedures/hwp/pm/p9_pstate_parameter_block.C +++ b/src/import/chips/p9/procedures/hwp/pm/p9_pstate_parameter_block.C @@ -4866,11 +4866,15 @@ uint32_t ps2v_mv(const Pstate i_pstate, FAPI_INF ("l_SlopeValue %x",l_SlopeValue); - uint32_t x = (l_SlopeValue * (-i_pstate + i_operating_points[region_start].pstate)); + int32_t x_candidate = (l_SlopeValue * (-i_pstate + i_operating_points[region_start].pstate)); + uint32_t x = 0; uint32_t y = x >> VID_SLOPE_FP_SHIFT_12; + if (x_candidate > 0) + x = x_candidate; + uint32_t l_vdd = - (((l_SlopeValue * (-i_pstate + i_operating_points[region_start].pstate)) >> VID_SLOPE_FP_SHIFT_12) + ((x >> VID_SLOPE_FP_SHIFT_12) + revle32(i_operating_points[region_start].vdd_mv)); // Round up |