drm/radeon/kms: add module option for pcie gen2

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / radeon / r600.c

diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 6b50716267c0911650f2d6103c7a17b5f9d0bd87..9fe86253cfcd756a7a36d6f1de7e917d35ad0545 100644 (file)
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -3658,6 +3658,9 @@ static void r600_pcie_gen2_enable(struct radeon_device *rdev)
        u32 link_width_cntl, lanes, speed_cntl, training_cntl, tmp;
        u16 link_cntl2;
 
+       if (radeon_pcie_gen2 == 0)
+               return;
+
        if (rdev->flags & RADEON_IS_IGP)
                return;