diff options
| -rw-r--r-- | drivers/video/fb.c | 21 | ||||
| -rw-r--r-- | include/fb.h | 1 |
2 files changed, 22 insertions, 0 deletions
diff --git a/drivers/video/fb.c b/drivers/video/fb.c index e30ab59377..931c99ce66 100644 --- a/drivers/video/fb.c +++ b/drivers/video/fb.c @@ -103,6 +103,27 @@ static int fb_setup_mode(struct fb_info *info) return 0; } +static int fb_of_reserve_fixup(struct device_node *root, void *context) +{ + struct fb_info *info = context; + + if (!info->enabled) + return 0; + + of_add_reserve_entry((unsigned long)info->screen_base, + (unsigned long)info->screen_base + info->screen_size); + + return 0; +} + +void fb_of_reserve_add_fixup(struct fb_info *info) +{ + if (!IS_ENABLED(CONFIG_OFDEVICE)) + return; + + of_register_fixup(fb_of_reserve_fixup, info); +} + static int fb_set_modename(struct param_d *param, void *priv) { struct fb_info *info = priv; diff --git a/include/fb.h b/include/fb.h index 2db6ad6f37..a693f4b57e 100644 --- a/include/fb.h +++ b/include/fb.h @@ -159,5 +159,6 @@ int fb_register_simplefb(struct fb_info *info); int edid_to_display_timings(struct display_timings *, unsigned char *edid); void *edid_read_i2c(struct i2c_adapter *adapter); void fb_edid_add_modes(struct fb_info *info); +void fb_of_reserve_add_fixup(struct fb_info *info); #endif /* __FB_H */ |