[Intel-gfx] [PATCH] drm/i915: Fix pipe enabled mask for pipe C in WM calculations

Daniel Vetter daniel at ffwll.ch
Wed Mar 20 23:05:37 CET 2013


On Wed, Mar 20, 2013 at 09:51:05PM +0200, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Cc: stable at vger.kernel.org

One of the stable rules is that patches should fix real issues. So can you
please hunt through bugzillas quickly and feed this to relevant bug
reports?
-Daniel
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> ---
>  drivers/gpu/drm/i915/intel_pm.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 8a3d89e..89a2d6f 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -1943,7 +1943,7 @@ static void ivybridge_update_wm(struct drm_device *dev)
>  		DRM_DEBUG_KMS("FIFO watermarks For pipe C -"
>  			      " plane %d, cursor: %d\n",
>  			      plane_wm, cursor_wm);
> -		enabled |= 3;
> +		enabled |= 4;
>  	}
>  
>  	/*
> -- 
> 1.8.1.5
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch



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