Commit 5665c3eb authored Dec 09, 2014 by Alex Deucher

drm/radeon: fix sad_count check for dce3

Make it consistent with the sad code for other asics to deal
with monitors that don't report sads.

bug:
https://bugzilla.kernel.org/show_bug.cgi?id=89461



Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

parent fbedf1c3

drivers/gpu/drm/radeon/dce3_1_afmt.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -103,7 +103,7 @@ static void dce3_2_afmt_write_sad_regs(struct drm_encoder *encoder)
		}

		sad_count = drm_edid_to_sad(radeon_connector->edid, &sads);
		if (sad_count < 0) {
		if (sad_count <= 0) {
		DRM_ERROR("Couldn't read SADs: %d\n", sad_count);
		return;
		}