From: Alex Deucher <alexander.deucher@amd.com>
Date: Fri, 10 Feb 2017 05:00:52 +0000 (-0500)
Subject: drm/amdgpu: add more cases to DCE11 possible crtc mask setup
X-Git-Tag: firefly_0821_release~176^2^2^2~48
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=0d80ac62b609bce00b78a656b7cdde2d8f587345;p=firefly-linux-kernel-4.4.55.git

drm/amdgpu: add more cases to DCE11 possible crtc mask setup

commit 4ce3bd45b351633f2a0512c587f7fcba2ce044e8 upstream.

Add cases for asics with 3 and 5 crtcs.  Fixes an artificial
limitation on asics with 3 or 5 crtcs.

Fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=99744

Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
index c161eeda417b..267749a94c5a 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
@@ -3704,9 +3704,15 @@ static void dce_v11_0_encoder_add(struct amdgpu_device *adev,
 	default:
 		encoder->possible_crtcs = 0x3;
 		break;
+	case 3:
+		encoder->possible_crtcs = 0x7;
+		break;
 	case 4:
 		encoder->possible_crtcs = 0xf;
 		break;
+	case 5:
+		encoder->possible_crtcs = 0x1f;
+		break;
 	case 6:
 		encoder->possible_crtcs = 0x3f;
 		break;