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SubjectRe: [PATCH v2 2/3] clk: ti: check clock type before doing autoidle ops
Hi Stephen,

On Thu, 29 Nov 2018 16:25:05 -0800
Stephen Boyd <sboyd@kernel.org> wrote:

> Quoting Andreas Kemnade (2018-11-10 12:31:14)
> > Code might use autoidle api with clocks not being omap2 clocks,
> > so check if clock type is not basic
> >
> > Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
> > ---
> > New in v2
> > ---
> > drivers/clk/ti/autoidle.c | 12 ++++++++++--
> > 1 file changed, 10 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/clk/ti/autoidle.c b/drivers/clk/ti/autoidle.c
> > index 161f67850393..5bdae5552d38 100644
> > --- a/drivers/clk/ti/autoidle.c
> > +++ b/drivers/clk/ti/autoidle.c
> > @@ -54,8 +54,12 @@ static DEFINE_SPINLOCK(autoidle_spinlock);
> > int omap2_clk_deny_idle(struct clk *clk)
> > {
> > struct clk_hw_omap *c;
> > + struct clk_hw *hw = __clk_get_hw(clk);
> >
> > - c = to_clk_hw_omap(__clk_get_hw(clk));
> > + if (clk_hw_get_flags(hw) & CLK_IS_BASIC)
>
> Please try to avoid using CLK_IS_BASIC if at all possible. Can you?
> Maybe add some flag in clk_hw_omap() instead?
>
hmm, Tero suggested that.
But to check flags in clk_hw_omap I first need to know that there is a
clk_hw_omap behind clk_hw. And for that I either need to check flags in
clk_hw or do more changes in the omap_hwmod code.

Regards,
Andreas
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