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drm/amd/display: Acknowledge wm_optimized_required

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[Why]
If dc->clk_mgr->funcs->are_clock_states_equal is set, then
wm_optimized_required is never checked. In that case, when going from a
higher mode to a lower mode, wm_optimized_required remains true until
the next mode change.

[How]
 - move from else-if to unconditional or

Signed-off-by: Joshua Aberback <joshua.aberback@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Joshua Aberback 2020-04-05 16:41:11 -04:00 committed by Alex Deucher
parent d243b6ffde
commit 6dbebf4da3
1 changed files with 3 additions and 2 deletions
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5
drivers/gpu/drm/amd/display/dc/core/dc.c
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@ -1861,8 +1861,9 @@ enum surface_update_type dc_check_update_surfaces_for_stream(
// Else we fallback to mem compare.
} else if (memcmp(&dc->current_state->bw_ctx.bw.dcn.clk, &dc->clk_mgr->clks, offsetof(struct dc_clocks, prev_p_state_change_support)) != 0) {
dc->optimized_required = true;
} else if (dc->wm_optimized_required)
dc->optimized_required = true;
}
dc->optimized_required |= dc->wm_optimized_required;
}
return type;