[PATCH 40/48] drm/radeon/kms/DCE6.1: ss is not supported on the internal pplls

alexdeucher at gmail.com alexdeucher at gmail.com
Tue Mar 20 14:18:34 PDT 2012


From: Alex Deucher <alexander.deucher at amd.com>

It's handled via external clock. It should already be protected
by the external ss flag, but add an explicit check just in case.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/radeon/atombios_crtc.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index a5c4e3f..083b3ea 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -474,7 +474,7 @@ static void atombios_crtc_program_ss(struct radeon_device *rdev,
 			return;
 		}
 		args.v3.ucEnable = enable;
-		if ((ss->percentage == 0) || (ss->type & ATOM_EXTERNAL_SS_MASK))
+		if ((ss->percentage == 0) || (ss->type & ATOM_EXTERNAL_SS_MASK) || ASIC_IS_DCE61(rdev))
 			args.v3.ucEnable = ATOM_DISABLE;
 	} else if (ASIC_IS_DCE4(rdev)) {
 		args.v2.usSpreadSpectrumPercentage = cpu_to_le16(ss->percentage);
-- 
1.7.7.5



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