commit: 33ae1827d6c3c79c5957536ec29d5a8780623147
From: Alex Deucher <alexander.deuc...@amd.com>
Date: Thu, 11 Aug 2011 14:01:03 +0000
Subject: [PATCH] drm/radeon/kms: fix regression is handling >2 heads on
cedar/caicos
Need to add support for 4 crtcs when setting the possible crtcs
for the encoders.
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
Cc: sta...@kernel.org
Signed-off-by: Dave Airlie <airl...@redhat.com>
---
drivers/gpu/drm/radeon/radeon_encoders.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c
b/drivers/gpu/drm/radeon/radeon_encoders.c
index b293487..319d85d 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -2323,6 +2323,9 @@ radeon_add_atom_encoder(struct drm_device *dev,
default:
encoder->possible_crtcs = 0x3;
break;
+ case 4:
+ encoder->possible_crtcs = 0xf;
+ break;
case 6:
encoder->possible_crtcs = 0x3f;
break;
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