diff options
| author | Mikita Lipski <mikita.lipski@amd.com> | 2020-01-10 14:31:52 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-01-10 16:34:20 -0500 |
| commit | 485b747ea6ecf491bf07c69a4ea36c0ccf3c8435 (patch) | |
| tree | 58cb3c48bb1f0ba2a76f1ffce27caa3a9092ca7f /drivers | |
| parent | 9edb435aed968a2c792f6d847f524587697edf37 (diff) | |
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: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Mikita Lipski <mikita.lipski@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 4 |
1 files changed, 2 insertions, 2 deletions
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 5a476028ee37..52fb207393ef 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 @@ -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], ¶m.sink->sink_dsc_caps.dsc_dec_caps, |