From: Ville Syrjälä Date: Fri, 15 Dec 2023 11:09:32 +0000 (+0200) Subject: drm/i915/hdcp: Pin the hdcp gsc message high in ggtt X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=2a2e2f5f48278b9c4b96bb28997dd8e61932a0de;p=linux.git drm/i915/hdcp: Pin the hdcp gsc message high in ggtt AFAICS there is no hardware restriction on where in ggtt the hdcp gsc message object needs to be bound. And as it's a regular shmem object we don't need it be in the mappabe range either. So pin it high to make avoid needlessly wasting the precious mappable range for it. Cc: Suraj Kandpal Cc: Alan Previn Cc: Uma Shankar Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20231215110933.9188-3-ville.syrjala@linux.intel.com Reviewed-by: Andrzej Hajda --- diff --git a/drivers/gpu/drm/i915/display/intel_hdcp_gsc.c b/drivers/gpu/drm/i915/display/intel_hdcp_gsc.c index 18117b789b168..302bff75b06c5 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp_gsc.c +++ b/drivers/gpu/drm/i915/display/intel_hdcp_gsc.c @@ -65,7 +65,7 @@ static int intel_hdcp_gsc_initialize_message(struct drm_i915_private *i915, goto out_unmap; } - err = i915_vma_pin(vma, 0, 0, PIN_GLOBAL); + err = i915_vma_pin(vma, 0, 0, PIN_GLOBAL | PIN_HIGH); if (err) goto out_unmap;