Attachment 129464 Details for Bug 99744 – possible fix

[patch] possible fix

0001-drm-amdgpu-add-more-cases-to-DCE11-possible-crtc-mas.patch (text/plain), 1.12 KB, created by Alex Deucher on 2017-02-10 05:03:44 UTC

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Creator: Alex Deucher

Created: 2017-02-10 05:03:44 UTC

Size: 1.12 KB

patch

obsolete

>From 7895e449d1a3a40d7e64ed41e6d4b2278f8aab89 Mon Sep 17 00:00:00 2001
>From: Alex Deucher <alexander.deucher@amd.com>
>Date: Fri, 10 Feb 2017 00:00:52 -0500
>Subject: [PATCH] drm/amdgpu: add more cases to DCE11 possible crtc mask setup
>
>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
>
>Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
>Cc: stable@vger.kernel.org
>---
> drivers/gpu/drm/amd/amdgpu/dce_v11_0.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
>diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
>index 1cf1d9d..5b24e89 100644
>--- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
>+++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
>@@ -3737,9 +3737,15 @@ 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;
>-- 
>2.5.5
>

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Attachments on bug 99744: 129461 | 129462 | 129463 | 129464

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