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authorOlof Johansson <olof@lixom.net>2015-04-03 13:20:42 -0700
committerOlof Johansson <olof@lixom.net>2015-04-03 13:20:42 -0700
commit5602d12a861340e9ed2c17cdefc500fa12b52446 (patch)
tree2d2776ce7d159a3381b54034e51d36eb7007e50e /drivers/gpu/drm/radeon/rs600.c
parent0a47acfa16a5043f5fad562abb8e3e4b53367a43 (diff)
parent27842bb18b004a2802f4b3221c79ce638c4bf6ee (diff)
Merge tag 'qcom-cleanup-for-4.1' of git://git.kernel.org/pub/scm/linux/kernel/git/galak/linux-qcom into next/cleanup
Merge "qcom cleanup changes for 4.1" from Kumar Gala: General cleanups for MSM/QCOM for 4.1 * Removal of mach-msm and associated drivers cleanups that have been ack'd by associated maintainers * tag 'qcom-cleanup-for-4.1' of git://git.kernel.org/pub/scm/linux/kernel/git/galak/linux-qcom: mmc: Remove msm_sdcc driver gpio: Remove gpio-msm-v1 driver ARM: Remove mach-msm and associated ARM architecture code + Linux 4.0-rc3 Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'drivers/gpu/drm/radeon/rs600.c')
-rw-r--r--drivers/gpu/drm/radeon/rs600.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index d81182ad53ec..97a904835759 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -694,6 +694,10 @@ int rs600_irq_set(struct radeon_device *rdev)
WREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2);
if (ASIC_IS_DCE2(rdev))
WREG32(R_007408_HDMI0_AUDIO_PACKET_CONTROL, hdmi0);
+
+ /* posting read */
+ RREG32(R_000040_GEN_INT_CNTL);
+
return 0;
}