>>> if the parameter >>> is NULL, clk_prepare_enable and clk_disable_unprepare will >>> return immediately. >> >> The interpretation of these function implementations seems to be reasonable. >> Would you like to achieve any improvements for the corresponding software >> documentation? > > Which document do you mean?
Example: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/include/linux/clk.h?id=dd0d718152e4c65b173070d48ea9dfc06894c3e5#n905 https://elixir.bootlin.com/linux/v5.7.2/source/include/linux/clk.h#L905 Regards, Markus