linux-kernel - Re: [PATCH v2] ARM: qcom: Disable i2c device on gsbi4 for ipq806x

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Thu, 02 Apr 2020 18:34:27 -0700
From:   Stephen Boyd <sboyd@...nel.org>
To:     Andy Gross <agross@...nel.org>, Ansuel Smith <ansuelsmth@...il.com>
Cc:     Ansuel Smith <ansuelsmth@...il.com>,
        Mathieu Olivari <mathieu@...eaurora.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Michael Turquette <mturquette@...libre.com>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org
Subject: Re: [PATCH v2] ARM: qcom: Disable i2c device on gsbi4 for ipq806x

Quoting Ansuel Smith (2020-03-30 13:56:46)
> diff --git a/drivers/clk/qcom/gcc-ipq806x.c b/drivers/clk/qcom/gcc-ipq806x.c
> index b0eee0903807..f7d7a2bc84c1 100644
> --- a/drivers/clk/qcom/gcc-ipq806x.c
> +++ b/drivers/clk/qcom/gcc-ipq806x.c
> @@ -991,6 +991,7 @@ static struct clk_branch gsbi4_h_clk = {
>                 .hw.init = &(struct clk_init_data){
>                         .name = "gsbi4_h_clk",
>                         .ops = &clk_branch_ops,
> +                       .flags = CLK_IGNORE_UNUSED,

Is this necessary? Shouldn't we skip clks that are protected during the
unused phase?

>                 },
>         },
>  };
> -- 
> 2.25.1
>