Re: [PATCH v4 4/6] clk: rockchip: save width in struct clk_fractional_divider

["Heiko Stübner" <heiko@sntech.de>]

Am Dienstag, 14. Juli 2015, 18:12:01 schrieb Andy Shevchenko:
> The ->mwidth and ->nwidth fields will be used by clk-fractional-divider when
> it will be switched to rational base approximation algorithm.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

Looks sane to me

Reviewed-by: Heiko Stuebner <heiko@sntech.de>


> ---
>  drivers/clk/rockchip/clk.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c
> index 2493881..be6c7fd 100644
> --- a/drivers/clk/rockchip/clk.c
> +++ b/drivers/clk/rockchip/clk.c
> @@ -135,9 +135,11 @@ static struct clk
> *rockchip_clk_register_frac_branch(const char *name, div->flags =
> div_flags;
>  	div->reg = base + muxdiv_offset;
>  	div->mshift = 16;
> -	div->mmask = 0xffff0000;
> +	div->mwidth = 16;
> +	div->mmask = GENMASK(div->mwidth - 1, 0) << div->mshift;
>  	div->nshift = 0;
> -	div->nmask = 0xffff;
> +	div->nwidth = 16;
> +	div->nmask = GENMASK(div->nwidth - 1, 0) << div->nshift;
>  	div->lock = lock;
>  	div_ops = &clk_fractional_divider_ops;