diff options
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index c17db5c144aa..8dbf759eba45 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -3072,8 +3072,8 @@ uint32_t dc_link_bandwidth_kbps( * but the difference is minimal and is in a safe direction, * which all works well around potential ambiguity of DP 1.4a spec. */ - long long fec_link_bw_kbps = link_bw_kbps * 970LL; - link_bw_kbps = (uint32_t)(fec_link_bw_kbps / 1000LL); + link_bw_kbps = mul_u64_u32_shr(BIT_ULL(32) * 970LL / 1000, + link_bw_kbps, 32); } #endif diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c index fb8aff7360ec..4e52df82c993 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c @@ -2647,7 +2647,7 @@ static void update_bounding_box(struct dc *dc, struct _vcs_dpi_soc_bounding_box_ calculated_states[i].dram_speed_mts = uclk_states[i] * 16 / 1000; // FCLK:UCLK ratio is 1.08 - min_fclk_required_by_uclk = ((unsigned long long)uclk_states[i]) * 1080 / 1000000; + min_fclk_required_by_uclk = mul_u64_u32_shr(BIT_ULL(32) * 1080 / 1000000, uclk_states[i], 32); calculated_states[i].fabricclk_mhz = (min_fclk_required_by_uclk < min_dcfclk) ? min_dcfclk : min_fclk_required_by_uclk; |