Re: [PATCH] drm/i915: Skip MCHBAR queries on dgfx

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On Thu, Oct 31, 2019 at 08:11:24AM -0700, Stuart Summers wrote:
> dgfx does not map the MCHBAR MMIO into the GFX device BAR.
> Skip this sequence when running on dgfx.
> 
> Signed-off-by: Stuart Summers <stuart.summers@xxxxxxxxx>

Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>

> ---
>  drivers/gpu/drm/i915/i915_drv.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> index 21273b516dbe..1de46bfa5a19 100644
> --- a/drivers/gpu/drm/i915/i915_drv.c
> +++ b/drivers/gpu/drm/i915/i915_drv.c
> @@ -1056,7 +1056,7 @@ intel_get_dram_info(struct drm_i915_private *dev_priv)
>  	 */
>  	dram_info->is_16gb_dimm = !IS_GEN9_LP(dev_priv);
>  
> -	if (INTEL_GEN(dev_priv) < 9)
> +	if (INTEL_GEN(dev_priv) < 9 || IS_DGFX(dev_priv))
>  		return;
>  
>  	if (IS_GEN9_LP(dev_priv))
> -- 
> 2.22.0
> 
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Ville Syrjälä
Intel
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