linux-kernel - Re: [PATCH] fbdev/sa1100fb: Remove even more dead code

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Message-ID: <20190906183615.GH3958@phenom.ffwll.local>
Date:   Fri, 6 Sep 2019 20:36:15 +0200
From:   Daniel Vetter <daniel@...ll.ch>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Daniel Vetter <daniel.vetter@...el.com>,
        Sam Ravnborg <sam@...nborg.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        dri-devel@...ts.freedesktop.org, linux-fbdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] fbdev/sa1100fb: Remove even more dead code

On Fri, Sep 06, 2019 at 05:13:00PM +0200, Arnd Bergmann wrote:
> This function lost its only call site as part of
> earlier dead code removal, so remove it as well:
> 
> drivers/video/fbdev/sa1100fb.c:975:21: error: unused function 'sa1100fb_min_dma_period' [-Werror,-Wunused-function]
> 
> Fixes: 390e5de11284 ("fbdev/sa1100fb: Remove dead code")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Queud for 5.5 in drm-misc-next since Bart is away from merge duties until
end of this month.
-Daniel
> ---
>  drivers/video/fbdev/sa1100fb.c | 13 -------------
>  1 file changed, 13 deletions(-)
> 
> diff --git a/drivers/video/fbdev/sa1100fb.c b/drivers/video/fbdev/sa1100fb.c
> index ae2bcfee338a..81ad3aa1ca06 100644
> --- a/drivers/video/fbdev/sa1100fb.c
> +++ b/drivers/video/fbdev/sa1100fb.c
> @@ -967,19 +967,6 @@ static void sa1100fb_task(struct work_struct *w)
>  }
>  
>  #ifdef CONFIG_CPU_FREQ
> -/*
> - * Calculate the minimum DMA period over all displays that we own.
> - * This, together with the SDRAM bandwidth defines the slowest CPU
> - * frequency that can be selected.
> - */
> -static unsigned int sa1100fb_min_dma_period(struct sa1100fb_info *fbi)
> -{
> -	/*
> -	 * FIXME: we need to verify _all_ consoles.
> -	 */
> -	return sa1100fb_display_dma_period(&fbi->fb.var);
> -}
> -
>  /*
>   * CPU clock speed change handler.  We need to adjust the LCD timing
>   * parameters when the CPU clock is adjusted by the power management
> -- 
> 2.20.0
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch