linux-kernel - Re: [alsa-devel] [PATCH] ASoC: qcom: add sdm845 sound card support

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Date:   Wed, 20 Jun 2018 10:53:01 +0100
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     Vinod <vkoul@...nel.org>, Rohit Kumar <rohitkr@...eaurora.org>
Cc:     lgirdwood@...il.com, broonie@...nel.org, robh+dt@...nel.org,
        mark.rutland@....com, plai@...eaurora.org, bgoswami@...eaurora.org,
        perex@...ex.cz, tiwai@...e.com, alsa-devel@...a-project.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [alsa-devel] [PATCH] ASoC: qcom: add sdm845 sound card support



On 20/06/18 10:31, Vinod wrote:
>> Here clock will be enabled twice but disable will be called only once when
>> count = 0.
>>
>> This will make the clock always enabled. So, I think we should keep either
>> mutex lock or atomic variable to synchronize this.
> we are using DPCM here right?

We should probably model this clk as DAPM widget so we do not need to 
handle this in machine code.

--srini