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

From: Takashi Iwai
Date: Mon Sep 22 2014 - 03:10:11 EST


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@xxxxxxxxxxxxxxx>
> ---
> 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
>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/