drm: export drm_find_cea_extension to drivers
Nouveau needs access to this structure to build an ELD block for use
by the HDA audio codec.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 9c595e3..adc9358 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -1297,7 +1297,7 @@
/**
* Search EDID for CEA extension block.
*/
-static u8 *drm_find_cea_extension(struct edid *edid)
+u8 *drm_find_cea_extension(struct edid *edid)
{
u8 *edid_ext = NULL;
int i;
@@ -1318,6 +1318,7 @@
return edid_ext;
}
+EXPORT_SYMBOL(drm_find_cea_extension);
/**
* drm_detect_hdmi_monitor - detect whether monitor is hdmi.