commit 900469d0b0c337db19908f77d172f4b17f4573ba
author José Adolfo Galdámez <josegalre@pac-rom.com> Sat Jun 20 23:45:36 2015 -0600
committer William Bellavance <flintman@flintmancomputers.com> Wed Feb 10 20:02:51 2016 -0500
tree e7c8e6e70ad09ecc74c7385269f9a7a908489b88
parent 3591a444f6b8cb82a9b88a49a4e67d8f4b61a6de

Merge tag 'v3.4.108' into mm-6.0

Change-Id: I5ee718e5c87c9647c6edf0926a887679e065a649
Signed-off-by: José Adolfo Galdámez <josegalre@pac-rom.com>

drivers/gpu/drm/radeon/rs600.c

diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index 739eb0d..07b6dbf 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -585,6 +585,10 @@
 	WREG32(R_006540_DxMODE_INT_MASK, mode_int);
 	WREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1);
 	WREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2);
+
+	/* posting read */
+	RREG32(R_000040_GEN_INT_CNTL);
+
 	return 0;
 }