[Intel-gfx] [PATCH 08/18] drm/i915/skl: Document that we implement WaRsClearFWBitsAtReset

Nick Hoath nicholas.hoath at intel.com
Wed Feb 11 07:08:35 PST 2015


On 09/02/2015 19:33, Damien Lespiau wrote:
> Signed-off-by: Damien Lespiau <damien.lespiau at intel.com>

Reviewed-by: Nick Hoath <nicholas.hoath at intel.com>

> ---
>   drivers/gpu/drm/i915/intel_uncore.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c
> index c47a3ba..ad71575 100644
> --- a/drivers/gpu/drm/i915/intel_uncore.c
> +++ b/drivers/gpu/drm/i915/intel_uncore.c
> @@ -972,6 +972,7 @@ static void fw_domain_init(struct drm_i915_private *dev_priv,
>   		d->val_set = FORCEWAKE_KERNEL;
>   		d->val_clear = 0;
>   	} else {
> +		/* WaRsClearFWBitsAtReset:bdw,skl */
>   		d->val_reset = _MASKED_BIT_DISABLE(0xffff);
>   		d->val_set = _MASKED_BIT_ENABLE(FORCEWAKE_KERNEL);
>   		d->val_clear = _MASKED_BIT_DISABLE(FORCEWAKE_KERNEL);
>



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