Re: [PATCH] clk: define to_clk_regmap() as inline function

[Stephen Boyd <sboyd@kernel.org>]

Quoting Arnd Bergmann (2020-10-26 09:13:57)
> From: Arnd Bergmann <arnd@arndb.de>
> 
> Nesting container_of() causes warnings with W=2, which is
> annoying if it happens in headers and fills the build log
> like:
> 
> In file included from drivers/clk/qcom/clk-alpha-pll.c:6:
> drivers/clk/qcom/clk-alpha-pll.c: In function 'clk_alpha_pll_hwfsm_enable':
> include/linux/kernel.h:852:8: warning: declaration of '__mptr' shadows a previous local [-Wshadow]
>   852 |  void *__mptr = (void *)(ptr);     \
>       |        ^~~~~~
> drivers/clk/qcom/clk-alpha-pll.c:155:31: note: in expansion of macro 'container_of'
>   155 | #define to_clk_alpha_pll(_hw) container_of(to_clk_regmap(_hw), \
>       |                               ^~~~~~~~~~~~
> drivers/clk/qcom/clk-regmap.h:27:28: note: in expansion of macro 'container_of'
>    27 | #define to_clk_regmap(_hw) container_of(_hw, struct clk_regmap, hw)
>       |                            ^~~~~~~~~~~~
> drivers/clk/qcom/clk-alpha-pll.c:155:44: note: in expansion of macro 'to_clk_regmap'
>   155 | #define to_clk_alpha_pll(_hw) container_of(to_clk_regmap(_hw), \
>       |                                            ^~~~~~~~~~~~~
> drivers/clk/qcom/clk-alpha-pll.c:254:30: note: in expansion of macro 'to_clk_alpha_pll'
>   254 |  struct clk_alpha_pll *pll = to_clk_alpha_pll(hw);
>       |                              ^~~~~~~~~~~~~~~~
> include/linux/kernel.h:852:8: note: shadowed declaration is here
>   852 |  void *__mptr = (void *)(ptr);     \
>       |        ^~~~~~
> 
> Redefine two copies of the to_clk_regmap() macro as inline functions
> to avoid a lot of these.
> 
> Fixes: ea11dda9e091 ("clk: meson: add regmap clocks")
> Fixes: 085d7a455444 ("clk: qcom: Add a regmap type clock struct")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---

Applied to clk-fixes