When it needs to get a value within a certain interval, using clamp() makes the code easier to understand than min(max()). Reviewed-by: Lyude Paul <lyude@redhat.com> Signed-off-by: Li Zetao <lizetao1@huawei.com> Signed-off-by: Lyude Paul <lyude@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20240831012803.3950100-4-lizetao1@huawei.com