Re: [PATCH v2 4/20] clk: sunxi-ng: mux: Don't just rely on the parent for CLK_SET_RATE_PARENT

From: Chen-Yu Tsai
Date: Wed May 03 2017 - 23:24:09 EST

On Wed, May 3, 2017 at 7:59 PM, Maxime Ripard
<maxime.ripard@xxxxxxxxxxxxxxxxxx> wrote:
> The current code only rely on the parent to change its rate in the case
> where CLK_SET_RATE_PARENT is set.
> However, some clock rates might be obtained only through a modification of
> the parent and the clock divider. Just rely on the round rate of the clocks
> to give us the best computation that might be achieved for a given rate.
> round_rate functions now need to honor CLK_SET_RATE_PARENT, but either the
> functions already do that if they modify the parent, or don't modify the
> praents at all.
> Signed-off-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>

Acked-by: Chen-Yu Tsai <wens@xxxxxxxx>