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video: of: Constify node argument to display timing functions

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The node pointer passed to the display timing functions is never
modified, make it const.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Laurent Pinchart
2016-10-03 16:55:48 +03:00
parent 1001354ca3
commit f5a000c9f8
2 changed files with 11 additions and 10 deletions
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15
include/video/of_display_timing.h
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@@ -16,21 +16,22 @@ struct display_timings;
#define OF_USE_NATIVE_MODE -1
#ifdef CONFIG_OF
int of_get_display_timing(struct device_node *np, const char *name,
int of_get_display_timing(const struct device_node *np, const char *name,
struct display_timing *dt);
struct display_timings *of_get_display_timings(struct device_node *np);
int of_display_timings_exist(struct device_node *np);
struct display_timings *of_get_display_timings(const struct device_node *np);
int of_display_timings_exist(const struct device_node *np);
#else
static inline int of_get_display_timing(struct device_node *np, const char *name,
struct display_timing *dt)
static inline int of_get_display_timing(const struct device_node *np,
const char *name, struct display_timing *dt)
{
return -ENOSYS;
}
static inline struct display_timings *of_get_display_timings(struct device_node *np)
static inline struct display_timings *
of_get_display_timings(const struct device_node *np)
{
return NULL;
}
static inline int of_display_timings_exist(struct device_node *np)
static inline int of_display_timings_exist(const struct device_node *np)
{
return -ENOSYS;
}