drm/i915/skl: Document that we implement WaRsClearFWBitsAtReset

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Nick Hoath <nicholas.hoath@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c
index f9c5e5633d217f64fe1ed95f10242aaf42937ad9..27cc45849715f960eb8337a6d848d392c0f277d8 100644 (file)
--- a/drivers/gpu/drm/i915/intel_uncore.c
+++ b/drivers/gpu/drm/i915/intel_uncore.c
@@ -999,6 +999,7 @@ 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);