Symbol: MAX_STRETCHED_V_BLANK
drivers/gpu/drm/amd/display/dc/resource/dcn30/dcn30_resource.c
1936
#define MAX_STRETCHED_V_BLANK 500 // in micro-seconds
drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource_helpers.c
417
#define MAX_STRETCHED_V_BLANK 1000 // in micro-seconds (must ensure to match value in FW)