diff mbox series

[1/2] pmdomain: constify of_phandle_args in xlate

Message ID 20240208202822.631449-1-krzysztof.kozlowski@linaro.org
State Accepted
Commit 4d0824608a636b64373e52d3ef1516a86048e0e7
Headers show
Series [1/2] pmdomain: constify of_phandle_args in xlate | expand

Commit Message

Krzysztof Kozlowski Feb. 8, 2024, 8:28 p.m. UTC
The xlate callbacks are supposed to translate of_phandle_args to proper
provider without modifying the of_phandle_args.  Make the argument
pointer to const for code safety and readability.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
 drivers/pmdomain/core.c                     | 4 ++--
 drivers/pmdomain/imx/scu-pd.c               | 2 +-
 drivers/pmdomain/tegra/powergate-bpmp.c     | 2 +-
 drivers/pmdomain/ti/ti_sci_pm_domains.c     | 2 +-
 drivers/pmdomain/xilinx/zynqmp-pm-domains.c | 2 +-
 include/linux/pm_domain.h                   | 2 +-
 6 files changed, 7 insertions(+), 7 deletions(-)

Comments

Ulf Hansson Feb. 13, 2024, 12:33 p.m. UTC | #1
On Thu, 8 Feb 2024 at 21:28, Krzysztof Kozlowski
<krzysztof.kozlowski@linaro.org> wrote:
>
> The xlate callbacks are supposed to translate of_phandle_args to proper
> provider without modifying the of_phandle_args.  Make the argument
> pointer to const for code safety and readability.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Applied for next, thanks!

Kind regards
Uffe


> ---
>  drivers/pmdomain/core.c                     | 4 ++--
>  drivers/pmdomain/imx/scu-pd.c               | 2 +-
>  drivers/pmdomain/tegra/powergate-bpmp.c     | 2 +-
>  drivers/pmdomain/ti/ti_sci_pm_domains.c     | 2 +-
>  drivers/pmdomain/xilinx/zynqmp-pm-domains.c | 2 +-
>  include/linux/pm_domain.h                   | 2 +-
>  6 files changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/pmdomain/core.c b/drivers/pmdomain/core.c
> index 46331e71108a..ea4b29475206 100644
> --- a/drivers/pmdomain/core.c
> +++ b/drivers/pmdomain/core.c
> @@ -2266,7 +2266,7 @@ static DEFINE_MUTEX(of_genpd_mutex);
>   * to be a valid pointer to struct generic_pm_domain.
>   */
>  static struct generic_pm_domain *genpd_xlate_simple(
> -                                       struct of_phandle_args *genpdspec,
> +                                       const struct of_phandle_args *genpdspec,
>                                         void *data)
>  {
>         return data;
> @@ -2283,7 +2283,7 @@ static struct generic_pm_domain *genpd_xlate_simple(
>   * the genpd_onecell_data struct when registering the provider.
>   */
>  static struct generic_pm_domain *genpd_xlate_onecell(
> -                                       struct of_phandle_args *genpdspec,
> +                                       const struct of_phandle_args *genpdspec,
>                                         void *data)
>  {
>         struct genpd_onecell_data *genpd_data = data;
> diff --git a/drivers/pmdomain/imx/scu-pd.c b/drivers/pmdomain/imx/scu-pd.c
> index 891c1d925a9d..05841b0bf7f3 100644
> --- a/drivers/pmdomain/imx/scu-pd.c
> +++ b/drivers/pmdomain/imx/scu-pd.c
> @@ -393,7 +393,7 @@ static int imx_sc_pd_power_off(struct generic_pm_domain *domain)
>         return imx_sc_pd_power(domain, false);
>  }
>
> -static struct generic_pm_domain *imx_scu_pd_xlate(struct of_phandle_args *spec,
> +static struct generic_pm_domain *imx_scu_pd_xlate(const struct of_phandle_args *spec,
>                                                   void *data)
>  {
>         struct generic_pm_domain *domain = ERR_PTR(-ENOENT);
> diff --git a/drivers/pmdomain/tegra/powergate-bpmp.c b/drivers/pmdomain/tegra/powergate-bpmp.c
> index 179ed895c279..b0138ca9f851 100644
> --- a/drivers/pmdomain/tegra/powergate-bpmp.c
> +++ b/drivers/pmdomain/tegra/powergate-bpmp.c
> @@ -305,7 +305,7 @@ static void tegra_bpmp_remove_powergates(struct tegra_bpmp *bpmp)
>  }
>
>  static struct generic_pm_domain *
> -tegra_powergate_xlate(struct of_phandle_args *spec, void *data)
> +tegra_powergate_xlate(const struct of_phandle_args *spec, void *data)
>  {
>         struct generic_pm_domain *domain = ERR_PTR(-ENOENT);
>         struct genpd_onecell_data *genpd = data;
> diff --git a/drivers/pmdomain/ti/ti_sci_pm_domains.c b/drivers/pmdomain/ti/ti_sci_pm_domains.c
> index c091d569ecd5..9dddf227a3a6 100644
> --- a/drivers/pmdomain/ti/ti_sci_pm_domains.c
> +++ b/drivers/pmdomain/ti/ti_sci_pm_domains.c
> @@ -85,7 +85,7 @@ static int ti_sci_pd_power_on(struct generic_pm_domain *domain)
>   * @data: genpd core data for all the powerdomains on the device
>   */
>  static struct generic_pm_domain *ti_sci_pd_xlate(
> -                                       struct of_phandle_args *genpdspec,
> +                                       const struct of_phandle_args *genpdspec,
>                                         void *data)
>  {
>         struct genpd_onecell_data *genpd_data = data;
> diff --git a/drivers/pmdomain/xilinx/zynqmp-pm-domains.c b/drivers/pmdomain/xilinx/zynqmp-pm-domains.c
> index 6fd514286d82..0b5831e5ba1b 100644
> --- a/drivers/pmdomain/xilinx/zynqmp-pm-domains.c
> +++ b/drivers/pmdomain/xilinx/zynqmp-pm-domains.c
> @@ -210,7 +210,7 @@ static void zynqmp_gpd_detach_dev(struct generic_pm_domain *domain,
>  }
>
>  static struct generic_pm_domain *zynqmp_gpd_xlate
> -                               (struct of_phandle_args *genpdspec, void *data)
> +                               (const struct of_phandle_args *genpdspec, void *data)
>  {
>         struct genpd_onecell_data *genpd_data = data;
>         unsigned int i, idx = genpdspec->args[0];
> diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h
> index fb91770ba4ba..1a391ef1b6f8 100644
> --- a/include/linux/pm_domain.h
> +++ b/include/linux/pm_domain.h
> @@ -349,7 +349,7 @@ static inline void dev_pm_genpd_resume(struct device *dev) {}
>  /* OF PM domain providers */
>  struct of_device_id;
>
> -typedef struct generic_pm_domain *(*genpd_xlate_t)(struct of_phandle_args *args,
> +typedef struct generic_pm_domain *(*genpd_xlate_t)(const struct of_phandle_args *args,
>                                                    void *data);
>
>  struct genpd_onecell_data {
> --
> 2.34.1
>
diff mbox series

Patch

diff --git a/drivers/pmdomain/core.c b/drivers/pmdomain/core.c
index 46331e71108a..ea4b29475206 100644
--- a/drivers/pmdomain/core.c
+++ b/drivers/pmdomain/core.c
@@ -2266,7 +2266,7 @@  static DEFINE_MUTEX(of_genpd_mutex);
  * to be a valid pointer to struct generic_pm_domain.
  */
 static struct generic_pm_domain *genpd_xlate_simple(
-					struct of_phandle_args *genpdspec,
+					const struct of_phandle_args *genpdspec,
 					void *data)
 {
 	return data;
@@ -2283,7 +2283,7 @@  static struct generic_pm_domain *genpd_xlate_simple(
  * the genpd_onecell_data struct when registering the provider.
  */
 static struct generic_pm_domain *genpd_xlate_onecell(
-					struct of_phandle_args *genpdspec,
+					const struct of_phandle_args *genpdspec,
 					void *data)
 {
 	struct genpd_onecell_data *genpd_data = data;
diff --git a/drivers/pmdomain/imx/scu-pd.c b/drivers/pmdomain/imx/scu-pd.c
index 891c1d925a9d..05841b0bf7f3 100644
--- a/drivers/pmdomain/imx/scu-pd.c
+++ b/drivers/pmdomain/imx/scu-pd.c
@@ -393,7 +393,7 @@  static int imx_sc_pd_power_off(struct generic_pm_domain *domain)
 	return imx_sc_pd_power(domain, false);
 }
 
-static struct generic_pm_domain *imx_scu_pd_xlate(struct of_phandle_args *spec,
+static struct generic_pm_domain *imx_scu_pd_xlate(const struct of_phandle_args *spec,
 						  void *data)
 {
 	struct generic_pm_domain *domain = ERR_PTR(-ENOENT);
diff --git a/drivers/pmdomain/tegra/powergate-bpmp.c b/drivers/pmdomain/tegra/powergate-bpmp.c
index 179ed895c279..b0138ca9f851 100644
--- a/drivers/pmdomain/tegra/powergate-bpmp.c
+++ b/drivers/pmdomain/tegra/powergate-bpmp.c
@@ -305,7 +305,7 @@  static void tegra_bpmp_remove_powergates(struct tegra_bpmp *bpmp)
 }
 
 static struct generic_pm_domain *
-tegra_powergate_xlate(struct of_phandle_args *spec, void *data)
+tegra_powergate_xlate(const struct of_phandle_args *spec, void *data)
 {
 	struct generic_pm_domain *domain = ERR_PTR(-ENOENT);
 	struct genpd_onecell_data *genpd = data;
diff --git a/drivers/pmdomain/ti/ti_sci_pm_domains.c b/drivers/pmdomain/ti/ti_sci_pm_domains.c
index c091d569ecd5..9dddf227a3a6 100644
--- a/drivers/pmdomain/ti/ti_sci_pm_domains.c
+++ b/drivers/pmdomain/ti/ti_sci_pm_domains.c
@@ -85,7 +85,7 @@  static int ti_sci_pd_power_on(struct generic_pm_domain *domain)
  * @data: genpd core data for all the powerdomains on the device
  */
 static struct generic_pm_domain *ti_sci_pd_xlate(
-					struct of_phandle_args *genpdspec,
+					const struct of_phandle_args *genpdspec,
 					void *data)
 {
 	struct genpd_onecell_data *genpd_data = data;
diff --git a/drivers/pmdomain/xilinx/zynqmp-pm-domains.c b/drivers/pmdomain/xilinx/zynqmp-pm-domains.c
index 6fd514286d82..0b5831e5ba1b 100644
--- a/drivers/pmdomain/xilinx/zynqmp-pm-domains.c
+++ b/drivers/pmdomain/xilinx/zynqmp-pm-domains.c
@@ -210,7 +210,7 @@  static void zynqmp_gpd_detach_dev(struct generic_pm_domain *domain,
 }
 
 static struct generic_pm_domain *zynqmp_gpd_xlate
-				(struct of_phandle_args *genpdspec, void *data)
+				(const struct of_phandle_args *genpdspec, void *data)
 {
 	struct genpd_onecell_data *genpd_data = data;
 	unsigned int i, idx = genpdspec->args[0];
diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h
index fb91770ba4ba..1a391ef1b6f8 100644
--- a/include/linux/pm_domain.h
+++ b/include/linux/pm_domain.h
@@ -349,7 +349,7 @@  static inline void dev_pm_genpd_resume(struct device *dev) {}
 /* OF PM domain providers */
 struct of_device_id;
 
-typedef struct generic_pm_domain *(*genpd_xlate_t)(struct of_phandle_args *args,
+typedef struct generic_pm_domain *(*genpd_xlate_t)(const struct of_phandle_args *args,
 						   void *data);
 
 struct genpd_onecell_data {