[alsa-devel] [PATCH v3 4/5] sound: pci: ctxfi: cthw20k2.c: sparse warning of incorrect type

Takashi Iwai tiwai at suse.de
Mon Sep 22 09:10:03 CEST 2014


At Sun, 21 Sep 2014 21:33:40 +0530,
Sudip Mukherjee wrote:
> 
> fixed sparse warning of incorrect type (different address spaces)

Better to rather fix the type of hw.base_mem field.

Last but not least, try to align the subject line with other commits
to this driver.  See git log and compare with yours.


thanks,

Takashi

> 
> Signed-off-by: Sudip Mukherjee <sudip at vectorindia.org>
> ---
>  sound/pci/ctxfi/cthw20k2.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/sound/pci/ctxfi/cthw20k2.c b/sound/pci/ctxfi/cthw20k2.c
> index 665eeb2..25ef60b 100644
> --- a/sound/pci/ctxfi/cthw20k2.c
> +++ b/sound/pci/ctxfi/cthw20k2.c
> @@ -2112,7 +2112,7 @@ static int hw_card_shutdown(struct hw *hw)
>  	hw->irq	= -1;
>  
>  	if (hw->mem_base)
> -		iounmap((void *)hw->mem_base);
> +		iounmap((void __iomem *)hw->mem_base);
>  
>  	hw->mem_base = (unsigned long)NULL;
>  
> @@ -2234,12 +2234,12 @@ static int hw_resume(struct hw *hw, struct card_conf *info)
>  
>  static u32 hw_read_20kx(struct hw *hw, u32 reg)
>  {
> -	return readl((void *)(hw->mem_base + reg));
> +	return readl((void __iomem *)(hw->mem_base + reg));
>  }
>  
>  static void hw_write_20kx(struct hw *hw, u32 reg, u32 data)
>  {
> -	writel(data, (void *)(hw->mem_base + reg));
> +	writel(data, (void __iomem *)(hw->mem_base + reg));
>  }
>  
>  static struct hw ct20k2_preset = {
> -- 
> 1.8.1.2
> 


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