From: Alex Deucher <alexander.deucher@amd.com>
Date: Wed, 19 Dec 2012 03:11:51 +0000 (-0500)
Subject: drm/radeon: use frac fb div on DCE8
X-Git-Tag: firefly_0821_release~176^2~5752^2~60^2~129
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c7d2f227e3202cc077e9754a76cf3b411537cd2e;p=firefly-linux-kernel-4.4.55.git

drm/radeon: use frac fb div on DCE8

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 24eee7c76870..c7ad4b930850 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -555,7 +555,7 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
 		if (rdev->family < CHIP_RV770)
 			radeon_crtc->pll_flags |= RADEON_PLL_PREFER_MINM_OVER_MAXP;
 		/* use frac fb div on APUs */
-		if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE61(rdev))
+		if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE61(rdev) || ASIC_IS_DCE8(rdev))
 			radeon_crtc->pll_flags |= RADEON_PLL_USE_FRAC_FB_DIV;
 		/* use frac fb div on RS780/RS880 */
 		if ((rdev->family == CHIP_RS780) || (rdev->family == CHIP_RS880))