tree f4d2e8f05a3ead0a3aec7fa5808ab19260ae746c
parent 9d1393f23d5656cdd5f368efd60694d4aeed81d3
author Alex Deucher <alexander.deucher@amd.com> 1425346973 -0500
committer Alex Deucher <alexander.deucher@amd.com> 1425421708 -0500

drm/radeon: do a posting read in evergreen_set_irq

To make sure the writes go through the pci bridge.

bug:
https://bugzilla.kernel.org/show_bug.cgi?id=90741

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