linux-kernel - Re: [PATCH] fpga: xilinx-pr-decoupler: remove unused xlnx_pr_decouple

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Date:   Mon, 20 Mar 2023 09:32:16 +0800
From:   Xu Yilun <yilun.xu@...el.com>
To:     Tom Rix <trix@...hat.com>
Cc:     mdf@...nel.org, hao.wu@...el.com, michal.simek@...inx.com,
        nathan@...nel.org, ndesaulniers@...gle.com,
        linux-fpga@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, llvm@...ts.linux.dev
Subject: Re: [PATCH] fpga: xilinx-pr-decoupler: remove unused
 xlnx_pr_decouple_read function

On 2023-03-18 at 05:59:28 -0700, Tom Rix wrote:
> 
> On 3/18/23 2:59 AM, Xu Yilun wrote:
> > On 2023-03-17 at 19:06:17 -0400, Tom Rix wrote:
> > > clang with W=1 reports
> > > drivers/fpga/xilinx-pr-decoupler.c:37:19: error: unused function 'xlnx_pr_decouple_read' [-Werror,-Wunused-function]
> > > static inline u32 xlnx_pr_decouple_read(const struct xlnx_pr_decoupler_data *d,
> > >                    ^
> > > This static function is not used, so remove it.
> > I prefer to move the description as the first section. If you agree, I
> > could do it before apply.
> 
> I have no preference, that is fine.

Applied, thanks.

> 
> Tom
> 
> > 
> > Acked-by: Xu Yilun <yilun.xu@...el.com>
> > 
> > > Signed-off-by: Tom Rix <trix@...hat.com>
> > > ---
> > >   drivers/fpga/xilinx-pr-decoupler.c | 6 ------
> > >   1 file changed, 6 deletions(-)
> > > 
> > > diff --git a/drivers/fpga/xilinx-pr-decoupler.c b/drivers/fpga/xilinx-pr-decoupler.c
> > > index 2d9c491f7be9..b6f18c07c752 100644
> > > --- a/drivers/fpga/xilinx-pr-decoupler.c
> > > +++ b/drivers/fpga/xilinx-pr-decoupler.c
> > > @@ -34,12 +34,6 @@ static inline void xlnx_pr_decoupler_write(struct xlnx_pr_decoupler_data *d,
> > >   	writel(val, d->io_base + offset);
> > >   }
> > > -static inline u32 xlnx_pr_decouple_read(const struct xlnx_pr_decoupler_data *d,
> > > -					u32 offset)
> > > -{
> > > -	return readl(d->io_base + offset);
> > > -}
> > > -
> > >   static int xlnx_pr_decoupler_enable_set(struct fpga_bridge *bridge, bool enable)
> > >   {
> > >   	int err;
> > > -- 
> > > 2.27.0
> > > 
>