linux-kernel - Re: [PATCH 0/3] clk: imx: Make all the parent

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Date:   Mon, 17 Dec 2018 18:59:27 +0000
From:   Abel Vesa <abel.vesa@....com>
To:     Stephen Boyd <sboyd@...nel.org>
CC:     Aisheng Dong <aisheng.dong@....com>,
        Sascha Hauer <kernel@...gutronix.de>,
        Shawn Guo <shawnguo@...nel.org>,
        "linux-clk@...r.kernel.org" <linux-clk@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        dl-linux-imx <linux-imx@....com>
Subject: Re: [PATCH 0/3] clk: imx: Make all the parent_names arrays be const
 pointers

On 18-12-17 10:40:52, Stephen Boyd wrote:
> Quoting Abel Vesa (2018-12-17 03:35:40)
> > On 18-12-14 13:08:37, Stephen Boyd wrote:
> > > Quoting Abel Vesa (2018-12-14 07:30:08)
> > > > This is mainly to shut up the checkpatch.pl script warnings about the
> > > > "static const char *" needing to be "static const char * const".
> > > > 
> > > > Abel Vesa (3):
> > > >   clk: imx: Make parent_names const pointer in composite-8m
> > > >   clk: imx: Make parents const pointer in mux wrappers
> > > >   clk: imx8mq: Make parent names arrays const pointers
> > > > 
> > > 
> > > I still see warnings though so there seems to be some more work to do.
> > > 
> > > drivers/clk/imx/clk-imx8mq.c:401:89: warning: passing argument 5 of 'imx_clk_mux2' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
> > >   clks[IMX8MQ_CLK_GPU_SHADER_SRC] = imx_clk_mux2("gpu_shader_src", base + 0x8200, 24, 3, imx8mq_gpu_shader_sels,  ARRAY_SIZE(imx8mq_gpu_shader_sels));
> > > 
> > Hmm, I guess you applied this on top of clk-imx8mq, right ?
> > This change is against linux-next. The actual problem is the imx_clk_mux2
> > which looks like this on branch clk-imx8mq:
> 
> Yes. It would be great if you could indicate where patches are
> generated. In fact, I see that 'git format-patch' now has an option to
> do just this!
> 
> 	git format-patch --base=commit
> 

Sorry about that. Will do that in the future.

> > 
> > static inline struct clk *imx_clk_mux2(const char *name, void __iomem *reg,  
> >                 u8 shift, u8 width, const char **parents, int num_parents)   
> > 
> > but it looks like this on linux-next (which is exactly the same on clk-next):
> > 
> > static inline struct clk *imx_clk_mux2(const char *name, void __iomem *reg,  
> >                         u8 shift, u8 width, const char * const *parents,     
> >                         int num_parents)                                     
> 
> Hrmm ok. I'll have to rejigger things and I probably won't be getting to
> it until early next year.
> 

I can rebase it on clk-imx8mq and resend if you want.