linux-kernel - Re: [PATCH] clk: armada-xp: Remove unused variables

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Date:   Tue, 21 May 2019 21:31:59 +0000
From:   Chris Packham <Chris.Packham@...iedtelesis.co.nz>
To:     Philippe Mazenauer <philippe.mazenauer@...look.de>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Gregory CLEMENT <gregory.clement@...tlin.com>
CC:     Yangtao Li <tiny.windzz@...il.com>,
        "linux-clk@...r.kernel.org" <linux-clk@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "stable@...r.kernel.org" <stable@...r.kernel.org>
Subject: Re: [PATCH] clk: armada-xp: Remove unused variables

Hi Philippe,

On 21/05/19 8:58 PM, Philippe Mazenauer wrote:
> Variables 'mv98dx3236_gating_desc' and 'mv98dx3236_coreclks' are
> declared static and initialized, but are not used in the file.
> 
> ../drivers/clk/mvebu/armada-xp.c:213:41: warning: ‘mv98dx3236_gating_desc’ defined but not used [-Wunused-const-variable=]
>   static const struct clk_gating_soc_desc mv98dx3236_gating_desc[] __initconst = {
>                                           ^~~~~~~~~~~~~~~~~~~~~~
> ../drivers/clk/mvebu/armada-xp.c:171:38: warning: ‘mv98dx3236_coreclks’ defined but not used [-Wunused-const-variable=]
>   static const struct coreclk_soc_desc mv98dx3236_coreclks = {
>                                        ^~~~~~~~~~~~~~~~~~~
> 
> Signed-off-by: Philippe Mazenauer <philippe.mazenauer@...look.de>

The usage of these was moved to a separate file in a later commit and 
the original code wasn't fully cleaned up.

Fixes: 337072604224 ("clk: mvebu: Expand mv98dx3236-core-clock support")
Cc: stable@...r.kernel.org
Reviewed-by: Chris Packham <chris.packham@...iedtelesis.co.nz>

Thanks

> ---
>   drivers/clk/mvebu/armada-xp.c | 14 --------------
>   1 file changed, 14 deletions(-)
> 
> diff --git a/drivers/clk/mvebu/armada-xp.c b/drivers/clk/mvebu/armada-xp.c
> index fa1568279c23..2ae24a5debd0 100644
> --- a/drivers/clk/mvebu/armada-xp.c
> +++ b/drivers/clk/mvebu/armada-xp.c
> @@ -168,11 +168,6 @@ static const struct coreclk_soc_desc axp_coreclks = {
>   	.num_ratios = ARRAY_SIZE(axp_coreclk_ratios),
>   };
>   
> -static const struct coreclk_soc_desc mv98dx3236_coreclks = {
> -	.get_tclk_freq = mv98dx3236_get_tclk_freq,
> -	.get_cpu_freq = mv98dx3236_get_cpu_freq,
> -};
> -
>   /*
>    * Clock Gating Control
>    */
> @@ -210,15 +205,6 @@ static const struct clk_gating_soc_desc axp_gating_desc[] __initconst = {
>   	{ }
>   };
>   
> -static const struct clk_gating_soc_desc mv98dx3236_gating_desc[] __initconst = {
> -	{ "ge1", NULL, 3, 0 },
> -	{ "ge0", NULL, 4, 0 },
> -	{ "pex00", NULL, 5, 0 },
> -	{ "sdio", NULL, 17, 0 },
> -	{ "xor0", NULL, 22, 0 },
> -	{ }
> -};
> -
>   static void __init axp_clk_init(struct device_node *np)
>   {
>   	struct device_node *cgnp =
>