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Commit 32e61361 authored by Ken Chalmers's avatar Ken Chalmers Committed by Alex Deucher
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drm/amd/display: Fix 64-bit division for 32-bit builds 

[Why]
32-bit builds break when doing 64-bit division directly.

[How]
Use the div_u64() function instead to perform the division.

Fixes: https://lists.freedesktop.org/archives/dri-devel/2018-December/201008.html


Signed-off-by: default avatarKen Chalmers <ken.chalmers@amd.com>
Reviewed-by: default avatarLeo Li <sunpeng.li@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 785fd44c

drivers/gpu/drm/amd/display/dc/dce80/dce80_timing_generator.c

+1 −1
Original line number Diff line number Diff line
@@ -94,7 +94,7 @@ static void program_pix_dur(struct timing_generator *tg, uint32_t pix_clk_100hz) 
	if (pix_clk_100hz == 0)

		return;



	pix_dur = 10000000000ull / pix_clk_100hz;

	pix_dur = div_u64(10000000000ull, pix_clk_100hz);



	set_reg_field_value(

		value,