Mainline commit bcc77411e8a6 ("drm/ast: Create threshold values for AST2600") needs backporting into older Linux kernels. The earliest affected version is v5.11.
KuoHsiang Chou (1): drm/ast: Create threshold values for AST2600
drivers/gpu/drm/ast/ast_mode.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)