drm/edid: Remove arbitrary EDID extension limit
Signed-off-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index d91fb8c..aa24f2f 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -33,6 +33,7 @@
#include "drm.h"
#include "drmP.h"
#include "drm_crtc.h"
+#include "drm_edid.h"
struct drm_prop_enum_list {
int type;
@@ -2349,7 +2350,7 @@
struct edid *edid)
{
struct drm_device *dev = connector->dev;
- int ret = 0;
+ int ret = 0, size;
if (connector->edid_blob_ptr)
drm_property_destroy_blob(dev, connector->edid_blob_ptr);
@@ -2361,7 +2362,9 @@
return ret;
}
- connector->edid_blob_ptr = drm_property_create_blob(connector->dev, 128, edid);
+ size = EDID_LENGTH * (1 + edid->extensions);
+ connector->edid_blob_ptr = drm_property_create_blob(connector->dev,
+ size, edid);
ret = drm_connector_property_set_value(connector,
dev->mode_config.edid_property,