fb,settings,drm_fb,sd_fb: const settings_t readers

The fb_ops entrypoints and their descendants are purely readers
of the settings, so constify their settings_t instances and the
operative functions which only read settings.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/fb.h b/src/fb.h
index 3f313b2..7743b82 100644
--- a/src/fb.h
+++ b/src/fb.h
@@ -30,8 +30,8 @@ typedef struct fb_page_t {
 
 /* Supply this struct to fb_new() with the appropriate context */
 typedef struct fb_ops_t {
-	int	(*setup)(settings_t *settings, setting_desc_t **next);
-	void *	(*init)(settings_t *settings);
+	int	(*setup)(const settings_t *settings, setting_desc_t **next);
+	void *	(*init)(const settings_t *settings);
 	void	(*shutdown)(void *context);
 	int	(*acquire)(void *context, void *page);
 	void	(*release)(void *context);