Commit 485b747e authored by Mikita Lipski's avatar Mikita Lipski Committed by Alex Deucher
Browse files

drm/amd/display: Fix compilation warnings on i386 



[why]
Compilation error "undefined reference to `__udivdi3'" was
thrown on i386 architecture.

[how]
Use div_u64 for unsigned long division instead of a divide operator.

Reported-by: default avatarRandy Dunlap <rdunlap@infradead.org>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarMikita Lipski <mikita.lipski@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 9edb435a

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c

+2 −2
Original line number Diff line number Diff line
@@ -533,7 +533,7 @@ static int kbps_to_peak_pbn(int kbps) 
	u64 peak_kbps = kbps;



	peak_kbps *= 1006;

	peak_kbps /= 1000;

	peak_kbps = div_u64(peak_kbps, 1000);

	return (int) DIV_ROUND_UP(peak_kbps * 64, (54 * 8 * 1000));

}
@@ -565,7 +565,7 @@ static int bpp_x16_from_pbn(struct dsc_mst_fairness_params param, int pbn) 
	struct dc_dsc_config dsc_config;

	u64 kbps;



	kbps = (u64)pbn * 994 * 8 * 54 / 64;

	kbps = div_u64((u64)pbn * 994 * 8 * 54, 64);

	dc_dsc_compute_config(

			param.sink->ctx->dc->res_pool->dscs[0],

			&param.sink->sink_dsc_caps.dsc_dec_caps,

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