From: Adam Jackson <ajax@redhat.com>
Date: Mon, 23 Nov 2009 19:23:04 +0000 (-0500)
Subject: drm/modes: Limit fallback modes to 60Hz
X-Git-Tag: archive/raspbian/4.9.13-1+rpi1~10^2~19409^2~87^2~22
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/%22/%22http:/www.example.com/cgi/%22?a=commitdiff_plain;h=f985dedb57bae741b4326415f72fe1a1e556563b;p=linux-4.9.git

drm/modes: Limit fallback modes to 60Hz

See also: http://bugzilla.redhat.com/514600

Signed-off-by: Adam Jackson <ajax@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 cea665d86dd3..dd95edfcfdc7 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -1290,6 +1290,8 @@ int drm_add_modes_noedid(struct drm_connector *connector,
 					ptr->vdisplay > vdisplay)
 				continue;
 		}
+		if (drm_mode_vrefresh(ptr) > 61)
+			continue;
 		mode = drm_mode_duplicate(dev, ptr);
 		if (mode) {
 			drm_mode_probed_add(connector, mode);