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authorSuraj Kandpal <suraj.kandpal@intel.com>2023-05-05 09:45:12 +0530
committerAnimesh Manna <animesh.manna@intel.com>2023-05-15 12:40:45 +0530
commit6986f05b557bf1efea5bac8dbdffb7ee89d0cf77 (patch)
tree8cc01b892bb63e5827f0db8e1a7334362bc2df07 /drivers/gpu/drm/i915/display/intel_hdcp.c
parent6e4e9fbd5ba01eed13cb086ea645f8513370761d (diff)
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drm/i915/hdcp: Check if media_gt exists
Check if media_gt exists if we are using gsc cs --v2 -correct typo [Ankit] -assign gsc variable if gt exists [Ankit] --v3 -declare gsc and gt variables in if block [Ankit] --v4 -add fixes tag [Ankit] Fixes: 883631771038 ("drm/i915/mtl: Add HDCP GSC interface") Cc: Tomas Winkler <tomas.winkler@intel.com> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Cc: Uma Shankar <uma.shankar@intel.com> Cc: Anshuman Gupta <anshuman.gupta@intel.com> Cc: Ankit Nautiyal <ankit.k.nautiyal@intel.com> Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com> Reviewed-by: Gustavo Sousa <gustavo.sousa@intel.com> Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com> Signed-off-by: Animesh Manna <animesh.manna@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20230505041512.585486-1-suraj.kandpal@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_hdcp.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_hdcp.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c
index 650232c4892b..b183efab04a1 100644
--- a/drivers/gpu/drm/i915/display/intel_hdcp.c
+++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
@@ -204,8 +204,6 @@ bool intel_hdcp2_capable(struct intel_connector *connector)
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
- struct intel_gt *gt = dev_priv->media_gt;
- struct intel_gsc_uc *gsc = &gt->uc.gsc;
bool capable = false;
/* I915 support for HDCP2.2 */
@@ -213,9 +211,13 @@ bool intel_hdcp2_capable(struct intel_connector *connector)
return false;
/* If MTL+ make sure gsc is loaded and proxy is setup */
- if (intel_hdcp_gsc_cs_required(dev_priv))
- if (!intel_uc_fw_is_running(&gsc->fw))
+ if (intel_hdcp_gsc_cs_required(dev_priv)) {
+ struct intel_gt *gt = dev_priv->media_gt;
+ struct intel_gsc_uc *gsc = gt ? &gt->uc.gsc : NULL;
+
+ if (!gsc || !intel_uc_fw_is_running(&gsc->fw))
return false;
+ }
/* MEI/GSC interface is solid depending on which is used */
mutex_lock(&dev_priv->display.hdcp.comp_mutex);