of: clk: Make of_clk_get_parent_{count,name}() parameter const

of_clk_get_parent_count() and of_clk_get_parent_name() never modify the
device nodes passed, so they can be const.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lkml.kernel.org/r/20200212094317.1150-1-geert+renesas@glider.be
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Geert Uytterhoeven 2020-02-12 10:43:17 +01:00 committed by Stephen Boyd
parent bb6d3fb354
commit 4a4472fdc0
2 changed files with 6 additions and 6 deletions

View File

@ -4713,7 +4713,7 @@ EXPORT_SYMBOL(of_clk_get_by_name);
*
* Returns: The number of clocks that are possible parents of this node
*/
unsigned int of_clk_get_parent_count(struct device_node *np)
unsigned int of_clk_get_parent_count(const struct device_node *np)
{
int count;
@ -4725,7 +4725,7 @@ unsigned int of_clk_get_parent_count(struct device_node *np)
}
EXPORT_SYMBOL_GPL(of_clk_get_parent_count);
const char *of_clk_get_parent_name(struct device_node *np, int index)
const char *of_clk_get_parent_name(const struct device_node *np, int index)
{
struct of_phandle_args clkspec;
struct property *prop;

View File

@ -11,17 +11,17 @@ struct of_device_id;
#if defined(CONFIG_COMMON_CLK) && defined(CONFIG_OF)
unsigned int of_clk_get_parent_count(struct device_node *np);
const char *of_clk_get_parent_name(struct device_node *np, int index);
unsigned int of_clk_get_parent_count(const struct device_node *np);
const char *of_clk_get_parent_name(const struct device_node *np, int index);
void of_clk_init(const struct of_device_id *matches);
#else /* !CONFIG_COMMON_CLK || !CONFIG_OF */
static inline unsigned int of_clk_get_parent_count(struct device_node *np)
static inline unsigned int of_clk_get_parent_count(const struct device_node *np)
{
return 0;
}
static inline const char *of_clk_get_parent_name(struct device_node *np,
static inline const char *of_clk_get_parent_name(const struct device_node *np,
int index)
{
return NULL;