On 09/08/16 14:29, Baoyou Xie wrote:
> We get 3 warnings when building kernel with W=1:
> drivers/gpu/drm/tilcdc/tilcdc_slave_compat.c:142:29: warning: no previous prototype for 'tilcdc_get_overlay' [-Wmissing-prototypes]
> drivers/gpu/drm/tilcdc/tilcdc_slave_compat.c:198:13: warning: no previous prototype for 'tilcdc_convert_slave_node' [-Wmissing-prototypes]
> drivers/gpu/drm/tilcdc/tilcdc_slave_compat.c:264:12: warning: no previous prototype for 'tilcdc_slave_compat_init' [-Wmissing-prototypes]
>
> In fact, these functions are only used in the file in which they are
> declared and don't need a declaration, but can be made static.
> So this patch marks these functions with 'static'.
>
> Signed-off-by: Baoyou Xie <baoyou.xie@xxxxxxxxxx>
I'll pick this up.
Thanks,
Jyri
> ---
> drivers/gpu/drm/tilcdc/tilcdc_slave_compat.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/tilcdc/tilcdc_slave_compat.c b/drivers/gpu/drm/tilcdc/tilcdc_slave_compat.c
> index f9c79da..dd8de260 100644
> --- a/drivers/gpu/drm/tilcdc/tilcdc_slave_compat.c
> +++ b/drivers/gpu/drm/tilcdc/tilcdc_slave_compat.c
> @@ -139,7 +139,7 @@ static void __init tilcdc_node_disable(struct device_node *node)
> of_update_property(node, prop);
> }
>
> -struct device_node * __init tilcdc_get_overlay(struct kfree_table *kft)
> +static struct device_node * __init tilcdc_get_overlay(struct kfree_table *kft)
> {
> const int size = __dtb_tilcdc_slave_compat_end -
> __dtb_tilcdc_slave_compat_begin;
> @@ -195,7 +195,7 @@ static const char * const tilcdc_slave_props[] __initconst = {
> NULL
> };
>
> -void __init tilcdc_convert_slave_node(void)
> +static void __init tilcdc_convert_slave_node(void)
> {
> struct device_node *slave = NULL, *lcdc = NULL;
> struct device_node *i2c = NULL, *fragment = NULL;
> @@ -261,7 +261,7 @@ out:
> of_node_put(fragment);
> }
>
> -int __init tilcdc_slave_compat_init(void)
> +static int __init tilcdc_slave_compat_init(void)
> {
> tilcdc_convert_slave_node();
> return 0;
>
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