From 7745a1dee0a687044888179e6e7fcd6d704992a9 Mon Sep 17 00:00:00 2001 From: Fangzhi Zuo Date: Tue, 27 Aug 2024 16:08:13 -0400 Subject: [PATCH] drm/amdgpu/display: Fix a mistake in revert commit [why] It is to fix in try_disable_dsc() due to misrevert of commit 338567d17627 ("drm/amd/display: Fix MST BW calculation Regression") [How] Fix restoring minimum compression bw by 'max_kbps', instead of native bw 'stream_kbps' Signed-off-by: Fangzhi Zuo Reviewed-by: Aurabindo Pillai Signed-off-by: Alex Deucher --- 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 0859a7173a06..6b5eed37532b 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 @@ -1072,7 +1072,7 @@ static int try_disable_dsc(struct drm_atomic_state *state, vars[next_index].bpp_x16 = 0; } else { DRM_DEBUG_DRIVER("MST_DSC index #%d, restore minimum compression\n", next_index); - vars[next_index].pbn = kbps_to_peak_pbn(params[next_index].bw_range.stream_kbps, fec_overhead_multiplier_x1000); + vars[next_index].pbn = kbps_to_peak_pbn(params[next_index].bw_range.max_kbps, fec_overhead_multiplier_x1000); ret = drm_dp_atomic_find_time_slots(state, params[next_index].port->mgr, params[next_index].port, -- 2.25.1