[Intel-gfx] [PATCH 2/2] drm/i915: extend audio CDCLK>=2*BCLK constraint to more platforms

Chris Wilson chris at chris-wilson.co.uk
Tue Oct 1 16:39:01 UTC 2019


Quoting Kai Vehmanen (2019-10-01 17:35:55)
> The CDCLK>=2*BCLK constraint applies to all generations since gen10.
> Extend the constraint logic in audio get/put_power().
> 
> Signed-off-by: Kai Vehmanen <kai.vehmanen at linux.intel.com>
> ---
>  drivers/gpu/drm/i915/display/intel_audio.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_audio.c b/drivers/gpu/drm/i915/display/intel_audio.c
> index a731af7ada08..031d7e53c7fa 100644
> --- a/drivers/gpu/drm/i915/display/intel_audio.c
> +++ b/drivers/gpu/drm/i915/display/intel_audio.c
> @@ -860,7 +860,7 @@ static unsigned long i915_audio_component_get_power(struct device *kdev)
>                 }
>  
>                 /* Force CDCLK to 2*BCLK as long as we need audio powered. */
> -               if (IS_CANNONLAKE(dev_priv) || IS_GEMINILAKE(dev_priv))
> +               if (INTEL_GEN(dev_priv) >= 10)

glk is only gen9
-Chris


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