diff options
Diffstat (limited to 'drivers/video/of_display_timing.c')
| -rw-r--r-- | drivers/video/of_display_timing.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/video/of_display_timing.c b/drivers/video/of_display_timing.c index 6fe1e1b08b..6082d45493 100644 --- a/drivers/video/of_display_timing.c +++ b/drivers/video/of_display_timing.c @@ -99,6 +99,28 @@ static int of_parse_display_timing(const struct device_node *np, } /** + * of_get_display_timing - parse a display_timing entry + * @np: device_node with the timing subnode + * @name: name of the timing node + * @mode: fb_videomode struct to fill + **/ +int of_get_display_timing(const struct device_node *np, const char *name, + struct fb_videomode *mode) +{ + struct device_node *timing_np; + + if (!np) + return -EINVAL; + + timing_np = of_get_child_by_name(np, name); + if (!timing_np) + return -ENOENT; + + return of_parse_display_timing(timing_np, mode); +} +EXPORT_SYMBOL_GPL(of_get_display_timing); + +/** * of_get_display_timings - parse all display_timing entries from a device_node * @np: device_node with the subnodes **/ |