| Message ID | 20240208202822.631449-1-krzysztof.kozlowski@linaro.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [1/2] pmdomain: constify of_phandle_args in xlate | expand |
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 --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 {
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(-)