On Sun, Mar 4, 2012 at 23:19, Gianluca Gennari <gennarone@xxxxxxxxx> wrote:
> Probably the best solution is to use div_u64.
> The following patch fixed the warning on my 32 bit system.
>
> Signed-off-by: Gianluca Gennari <gennarone@xxxxxxxxx>
Thanks, that fixes it (div_u64() is do_div() on 32-bit).
Acked-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
> ---
> drivers/media/dvb/frontends/rtl2830.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/media/dvb/frontends/rtl2830.c
> b/drivers/media/dvb/frontends/rtl2830.c
> index f971d94..45196c5 100644
> --- a/drivers/media/dvb/frontends/rtl2830.c
> +++ b/drivers/media/dvb/frontends/rtl2830.c
> @@ -244,7 +244,7 @@ static int rtl2830_init(struct dvb_frontend *fe)
>
> num = priv->cfg.if_dvbt % priv->cfg.xtal;
> num *= 0x400000;
> - num /= priv->cfg.xtal;
> + num = div_u64(num, priv->cfg.xtal);
> num = -num;
> if_ctl = num & 0x3fffff;
> dbg("%s: if_ctl=%08x", __func__, if_ctl);
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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