Re: [PATCH v2 4/5] clk: qcom: gcc-msm8996: Mark gcc_mmss_noc_cfg_ahb_clk as a critical clock

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On 07/28, Rajendra Nayak wrote:
> 
> On 07/28/2017 04:21 AM, Stephen Boyd wrote:
> > On 07/20, Rajendra Nayak wrote:
> >> we have gcc_mmss_noc_cfg_ahb_clk marked with a CLK_IGNORE_UNUSED. While
> >> this can prevent it from being disabled while its unused, it does not
> >> prevent it from being disabled when a child derived from the clock calls
> >> an explicit enable/disable.
> > 
> > Do you mean the config_noc_clk_src is being disabled? Who is
> 
> I think the issue I saw was after I switched the parent from
> config_noc_clk_src to the RPM controlled cnoc_clk. That had to
> be kept voted, else some other ahb clock derived from it being
> disabled was causing the vote on cnoc_clk to be dropped.

Hmm ok. Maybe we have some sort of bus driver vote from the
multimedia clk driver in downstream code? Let me check.

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