From: Aurabindo Pillai <aurabindo.pillai@xxxxxxx> commit 0bbf06d888734041e813b916d7821acd4f72005a upstream. [Why & How] The DCN3 SoC parameter num_states was calculated but not saved into the object. Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1403 Cc: stable@xxxxxxxxxxxxxxx Signed-off-by: Aurabindo Pillai <aurabindo.pillai@xxxxxxx> Acked-by: Alex Deucher <alexander.deucher@xxxxxxx> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c @@ -2522,6 +2522,7 @@ void dcn30_update_bw_bounding_box(struct dram_speed_mts[num_states++] = bw_params->clk_table.entries[j++].memclk_mhz * 16; } + dcn3_0_soc.num_states = num_states; for (i = 0; i < dcn3_0_soc.num_states; i++) { dcn3_0_soc.clock_limits[i].state = i; dcn3_0_soc.clock_limits[i].dcfclk_mhz = dcfclk_mhz[i];
