Re: [PATCH] drm/amdgpu: add more cases to DCE11 possible crtc mask setup

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Am 10.02.2017 um 06:02 schrieb Alex Deucher:
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@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx

Reviewed-by: Christian König <christian.koenig@xxxxxxx>.

---
  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;


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