Merge branch 'for-4.8-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj...

[cascardo/linux.git] / drivers / gpu / drm / radeon / atombios_crtc.c

diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index a97abc8..1dcf390 100644 (file)
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -627,7 +627,9 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
                        if (radeon_crtc->ss.refdiv) {
                                radeon_crtc->pll_flags |= RADEON_PLL_USE_REF_DIV;
                                radeon_crtc->pll_reference_div = radeon_crtc->ss.refdiv;
-                               if (rdev->family >= CHIP_RV770)
+                               if (ASIC_IS_AVIVO(rdev) &&
+                                   rdev->family != CHIP_RS780 &&
+                                   rdev->family != CHIP_RS880)
                                        radeon_crtc->pll_flags |= RADEON_PLL_USE_FRAC_FB_DIV;
                        }
                }