linux-kernel - Re: [PATCH v2 03/15] clk: sunxi-ng: mp: provide wrapper for setting feature flags

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Message-ID: <CAGb2v64z4xVfDkwcgdc6Bp9k1GoN-DWH4vjSEwioMGrmE3Ywsg@mail.gmail.com>
Date: Sun, 16 Feb 2025 16:41:07 +0800
From: Chen-Yu Tsai <wens@...e.org>
To: Andre Przywara <andre.przywara@....com>
Cc: Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Jernej Skrabec <jernej.skrabec@...il.com>, Samuel Holland <samuel@...lland.org>, 
	Philipp Zabel <p.zabel@...gutronix.de>, linux-clk@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
	linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 03/15] clk: sunxi-ng: mp: provide wrapper for setting
 feature flags

On Fri, Feb 14, 2025 at 8:56 PM Andre Przywara <andre.przywara@....com> wrote:
>
> So far our sunxi clock instantiation macros set the required flags
> depending on the clock type, but the new "dual divider MP clock"
> requires us to pass that piece of information in by the user.
>
> Add a new wrapper macro that allows to specify a "features" field, to
> allow marking those dual-divider clocks accordingly.
>
> Signed-off-by: Andre Przywara <andre.przywara@....com>
> ---
>  drivers/clk/sunxi-ng/ccu_mp.h | 19 ++++++++++++++++---
>  1 file changed, 16 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/clk/sunxi-ng/ccu_mp.h b/drivers/clk/sunxi-ng/ccu_mp.h
> index e235fdfde2d36..687bd2ec798e2 100644
> --- a/drivers/clk/sunxi-ng/ccu_mp.h
> +++ b/drivers/clk/sunxi-ng/ccu_mp.h
> @@ -100,11 +100,12 @@ struct ccu_mp {
>                                    _muxshift, _muxwidth,                \
>                                    0, _flags)
>
> -#define SUNXI_CCU_MP_DATA_WITH_MUX_GATE(_struct, _name, _parents, _reg,        \
> +#define SUNXI_CCU_MP_DATA_WITH_MUX_GATE_FEAT(_struct, _name, _parents, _reg, \
>                                         _mshift, _mwidth,               \
>                                         _pshift, _pwidth,               \
>                                         _muxshift, _muxwidth,           \
> -                                       _gate, _flags)                  \
> +                                       _gate, _flags,                  \
> +                                       _features)                      \
>         struct ccu_mp _struct = {                                       \
>                 .enable = _gate,                                        \
>                 .m      = _SUNXI_CCU_DIV(_mshift, _mwidth),             \
> @@ -112,13 +113,25 @@ struct ccu_mp {
>                 .mux    = _SUNXI_CCU_MUX(_muxshift, _muxwidth),         \
>                 .common = {                                             \
>                         .reg            = _reg,                         \
> +                       .features       = _features,                    \
>                         .hw.init        = CLK_HW_INIT_PARENTS_DATA(_name, \
>                                                                    _parents, \
> -                                                                  &ccu_mp_ops, \
> +                                                                  &ccu_mp_ops,\

Accidental change?

Otherwise,

Reviewed-by: Chen-Yu Tsai <wens@...e.org>

>                                                                    _flags), \
>                 }                                                       \
>         }
>
> +#define SUNXI_CCU_MP_DATA_WITH_MUX_GATE(_struct, _name, _parents, _reg,        \
> +                                       _mshift, _mwidth,               \
> +                                       _pshift, _pwidth,               \
> +                                       _muxshift, _muxwidth,           \
> +                                       _gate, _flags)                  \
> +       SUNXI_CCU_MP_DATA_WITH_MUX_GATE_FEAT(_struct, _name, _parents,  \
> +                                            _reg, _mshift, _mwidth,    \
> +                                            _pshift, _pwidth,          \
> +                                            _muxshift, _muxwidth,      \
> +                                            _gate, _flags, 0)
> +
>  #define SUNXI_CCU_MP_DATA_WITH_MUX(_struct, _name, _parents, _reg,     \
>                                    _mshift, _mwidth,                    \
>                                    _pshift, _pwidth,                    \
> --
> 2.46.3
>