Re: [PATCH 07/13] clk: add "const" for clk_ops of basic clks

From: Viresh Kumar
Date: Thu Apr 12 2012 - 02:21:17 EST


On 4/12/2012 6:32 AM, Mike Turquette wrote:
> From: Shawn Guo <shawn.guo@xxxxxxxxxx>
>
> The clk_ops of basic clks should have "const" to match the definition
> in "struct clk" and clk_register prototype.
>
> Signed-off-by: Shawn Guo <shawn.guo@xxxxxxxxxx>
> Signed-off-by: Mike Turquette <mturquette@xxxxxxxxxx>
> Cc: Arnd Bergman <arnd.bergmann@xxxxxxxxxx>
> Cc: Olof Johansson <olof@xxxxxxxxx>
> Cc: Russell King <linux@xxxxxxxxxxxxxxxx>
> Cc: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
> Cc: Richard Zhao <richard.zhao@xxxxxxxxxx>
> Cc: Saravana Kannan <skannan@xxxxxxxxxxxxxx>
> Cc: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
> Cc: Andrew Lunn <andrew@xxxxxxx>
> Cc: Rajendra Nayak <rnayak@xxxxxx>
> Cc: Viresh Kumar <viresh.kumar@xxxxxx>
> ---
> drivers/clk/clk-divider.c | 2 +-
> drivers/clk/clk-fixed-rate.c | 2 +-
> drivers/clk/clk-gate.c | 2 +-
> drivers/clk/clk-mux.c | 2 +-
> include/linux/clk-private.h | 8 ++++----
> 5 files changed, 8 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/clk/clk-divider.c b/drivers/clk/clk-divider.c
> index 231cd6e..b1c4b02 100644
> --- a/drivers/clk/clk-divider.c
> +++ b/drivers/clk/clk-divider.c
> @@ -146,7 +146,7 @@ static int clk_divider_set_rate(struct clk_hw *hw, unsigned long rate)
> return 0;
> }
>
> -struct clk_ops clk_divider_ops = {
> +const struct clk_ops clk_divider_ops = {
> .recalc_rate = clk_divider_recalc_rate,
> .round_rate = clk_divider_round_rate,
> .set_rate = clk_divider_set_rate,
> diff --git a/drivers/clk/clk-fixed-rate.c b/drivers/clk/clk-fixed-rate.c
> index 651b06f..027e477 100644
> --- a/drivers/clk/clk-fixed-rate.c
> +++ b/drivers/clk/clk-fixed-rate.c
> @@ -33,7 +33,7 @@ static unsigned long clk_fixed_rate_recalc_rate(struct clk_hw *hw,
> return to_clk_fixed_rate(hw)->fixed_rate;
> }
>
> -struct clk_ops clk_fixed_rate_ops = {
> +const struct clk_ops clk_fixed_rate_ops = {
> .recalc_rate = clk_fixed_rate_recalc_rate,
> };
> EXPORT_SYMBOL_GPL(clk_fixed_rate_ops);
> diff --git a/drivers/clk/clk-gate.c b/drivers/clk/clk-gate.c
> index b688f47..fe2ff9e 100644
> --- a/drivers/clk/clk-gate.c
> +++ b/drivers/clk/clk-gate.c
> @@ -98,7 +98,7 @@ static int clk_gate_is_enabled(struct clk_hw *hw)
> return reg ? 1 : 0;
> }
>
> -struct clk_ops clk_gate_ops = {
> +const struct clk_ops clk_gate_ops = {
> .enable = clk_gate_enable,
> .disable = clk_gate_disable,
> .is_enabled = clk_gate_is_enabled,
> diff --git a/drivers/clk/clk-mux.c b/drivers/clk/clk-mux.c
> index 45cad61..5424488 100644
> --- a/drivers/clk/clk-mux.c
> +++ b/drivers/clk/clk-mux.c
> @@ -82,7 +82,7 @@ static int clk_mux_set_parent(struct clk_hw *hw, u8 index)
> return 0;
> }
>
> -struct clk_ops clk_mux_ops = {
> +const struct clk_ops clk_mux_ops = {
> .get_parent = clk_mux_get_parent,
> .set_parent = clk_mux_set_parent,
> };
> diff --git a/include/linux/clk-private.h b/include/linux/clk-private.h
> index 5e4312b..5f4ccd7 100644
> --- a/include/linux/clk-private.h
> +++ b/include/linux/clk-private.h
> @@ -55,7 +55,7 @@ struct clk {
> * alternative macro for static initialization
> */
>
> -extern struct clk_ops clk_fixed_rate_ops;
> +extern const struct clk_ops clk_fixed_rate_ops;
>
> #define DEFINE_CLK_FIXED_RATE(_name, _flags, _rate, \
> _fixed_rate_flags) \
> @@ -78,7 +78,7 @@ extern struct clk_ops clk_fixed_rate_ops;
> .flags = _flags, \
> };
>
> -extern struct clk_ops clk_gate_ops;
> +extern const struct clk_ops clk_gate_ops;
>
> #define DEFINE_CLK_GATE(_name, _parent_name, _parent_ptr, \
> _flags, _reg, _bit_idx, \
> @@ -110,7 +110,7 @@ extern struct clk_ops clk_gate_ops;
> .flags = _flags, \
> };
>
> -extern struct clk_ops clk_divider_ops;
> +extern const struct clk_ops clk_divider_ops;
>
> #define DEFINE_CLK_DIVIDER(_name, _parent_name, _parent_ptr, \
> _flags, _reg, _shift, _width, \
> @@ -143,7 +143,7 @@ extern struct clk_ops clk_divider_ops;
> .flags = _flags, \
> };
>
> -extern struct clk_ops clk_mux_ops;
> +extern const struct clk_ops clk_mux_ops;
>
> #define DEFINE_CLK_MUX(_name, _parent_names, _parents, _flags, \
> _reg, _shift, _width, \

Reviewed-by: Viresh Kumar <viresh.kumar@xxxxxx>

--
viresh
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