[PATCH] drm/amdgpu/display: Use u64 divide macro for round up division

mikita.lipski at amd.com mikita.lipski at amd.com
Mon Jan 13 13:20:42 UTC 2020


From: Mikita Lipski <mikita.lipski at amd.com>

[why]
Fix compilation warnings on i386 architecture:
undefined reference to `__udivdi3'
[how]
Switch DIV_ROUND_UP to DIV64_U64_ROUND_UP

Reported-by: Randy Dunlap <rdunlap at infradead.org>
Signed-off-by: Mikita Lipski <mikita.lipski at amd.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
index 52fb207393ef..96b391e4b3e7 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
@@ -534,7 +534,7 @@ static int kbps_to_peak_pbn(int kbps)
 
 	peak_kbps *= 1006;
 	peak_kbps = div_u64(peak_kbps, 1000);
-	return (int) DIV_ROUND_UP(peak_kbps * 64, (54 * 8 * 1000));
+	return (int) DIV64_U64_ROUND_UP(peak_kbps * 64, (54 * 8 * 1000));
 }
 
 static void set_dsc_configs_from_fairness_vars(struct dsc_mst_fairness_params *params,
-- 
2.17.1



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