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	Tested on bcm2710 (Raspberry Pi 3B). Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
		
			
				
	
	
		
			27 lines
		
	
	
		
			876 B
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			27 lines
		
	
	
		
			876 B
		
	
	
	
		
			Diff
		
	
	
	
	
	
| From 973ca1329ac445e55135e01874118d4e28392ea7 Mon Sep 17 00:00:00 2001
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| From: Dave Stevenson <dave.stevenson@raspberrypi.org>
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| Date: Tue, 19 Feb 2019 15:18:25 +0000
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| Subject: [PATCH] drm: vc4: Programming the CTM is conditional on
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|  running full KMS
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| 
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| vc4_ctm_commit writes to HVS registers, so this is only applicable
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| when in full KMS mode, not in firmware KMS mode. Add this conditional.
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| 
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| Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
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| ---
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|  drivers/gpu/drm/vc4/vc4_kms.c | 3 ++-
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|  1 file changed, 2 insertions(+), 1 deletion(-)
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| 
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| --- a/drivers/gpu/drm/vc4/vc4_kms.c
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| +++ b/drivers/gpu/drm/vc4/vc4_kms.c
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| @@ -166,7 +166,8 @@ vc4_atomic_complete_commit(struct drm_at
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|  
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|  	drm_atomic_helper_commit_modeset_disables(dev, state);
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|  
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| -	vc4_ctm_commit(vc4, state);
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| +	if (!vc4->firmware_kms)
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| +		vc4_ctm_commit(vc4, state);
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|  
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|  	drm_atomic_helper_commit_planes(dev, state, 0);
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|  
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