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authorDave Airlie2019-07-11 22:57:16 +0200
committerDave Airlie2019-07-11 22:57:16 +0200
commitb784d6bff97154af829e46271dbb16967106a493 (patch)
tree8bd78458e36a2d6dbd033e37a19fcc5e3a6b70bf /drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
parentMerge tag 'drm-next-5.3-2019-06-27' of git://people.freedesktop.org/~agd5f/li... (diff)
parentdrm/amdgpu/navi10: add uclk activity sensor (diff)
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Merge tag 'drm-next-5.3-2019-07-09' of git://people.freedesktop.org/~agd5f/linux into drm-next
drm-next-5.3-2019-07-09: amdgpu: - GPU reset for navi10 - Powerplay fixes for navi10 - GFX fixes for navi10 - Prepare for hmm_range_register API change - XGMI fixes - clang warning fixes - Fixes for various kconfig scenarios - Misc fixes and cleanups amdkfd: - Add workaround for soft hangs with oversubscribed runlists - Remove duplicated pcie atomics request Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexdeucher@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190710035017.3407-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c2
1 files changed, 1 insertions, 1 deletions
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;