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Commit 2ff776cf authored by Alex Deucher's avatar Alex Deucher Committed by Dave Airlie
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drm/radeon/kms: disable frac fb dividers for rs6xx 

Should fix fdo bug 28331:
https://bugs.freedesktop.org/show_bug.cgi?id=28331



Signed-off-by: default avatarAlex Deucher <alexdeucher@gmail.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 8b5d8dec

drivers/gpu/drm/radeon/atombios_crtc.c

+1 −1
Original line number Diff line number Diff line
@@ -498,7 +498,7 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, 
		if ((rdev->family == CHIP_RS600) ||

		    (rdev->family == CHIP_RS690) ||

		    (rdev->family == CHIP_RS740))

			pll->flags |= (RADEON_PLL_USE_FRAC_FB_DIV |

			pll->flags |= (/*RADEON_PLL_USE_FRAC_FB_DIV |*/

				       RADEON_PLL_PREFER_CLOSEST_LOWER);



		if (ASIC_IS_DCE32(rdev) && mode->clock > 200000)	/* range limits??? */