[PATCH 12/12] fbdev/core: Define empty fb_firmware_edid() in

Thomas Zimmermann
2023-06-29T12:20:07Z

Move the empty declaration of fb_firmware_edid() to <linux/fb.h>.
Follow common style and avoid the overhead of exporting the symbol.
No functional changes.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Helge Deller <deller@gmx.de>
Cc: Randy Dunlap <rdunlap@infradead.org>
---
drivers/video/fbdev/core/fbmon.c | 7 +------
include/linux/fb.h | 10 +++++++++-
2 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/drivers/video/fbdev/core/fbmon.c b/drivers/video/fbdev/core/fbmon.c
index 9ae063021e431..d45bd8a18c2f2 100644
--- a/drivers/video/fbdev/core/fbmon.c
+++ b/drivers/video/fbdev/core/fbmon.c
@@ -1496,13 +1496,8 @@ const unsigned char *fb_firmware_edid(struct fb_info *info)

return edid;
}
-#else
-const unsigned char *fb_firmware_edid(struct fb_info *info)
-{
- return NULL;
-}
-#endif
EXPORT_SYMBOL(fb_firmware_edid);
+#endif

EXPORT_SYMBOL(fb_parse_edid);
EXPORT_SYMBOL(fb_edid_to_monspecs);
diff --git a/include/linux/fb.h b/include/linux/fb.h
index 5ffd2223326bf..e949532ffc109 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -761,7 +761,6 @@ extern int fb_get_mode(int flags, u32 val, struct fb_var_screeninfo *var,
extern int fb_validate_mode(const struct fb_var_screeninfo *var,
struct fb_info *info);
extern int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var);
-extern const unsigned char *fb_firmware_edid(struct fb_info *info);
extern void fb_edid_to_monspecs(unsigned char *edid,
struct fb_monspecs *specs);
extern void fb_destroy_modedb(struct fb_videomode *modedb);
@@ -774,6 +773,15 @@ extern int of_get_fb_videomode(struct device_node *np,
extern int fb_videomode_from_videomode(const struct videomode *vm,
struct fb_videomode *fbmode);

+#if defined(CONFIG_FIRMWARE_EDID)
+const unsigned char *fb_firmware_edid(struct fb_info *info);
+#else
+static inline const unsigned char *fb_firmware_edid(struct fb_info *info)
+{
+ return NULL;
+}
+#endif
+
/* drivers/video/modedb.c */
#define VESA_MODEDB_SIZE 43
#define DMT_SIZE 0x50
--
2.41.0