diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_hdcp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_hdcp.c | 33 |
1 files changed, 22 insertions, 11 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c index 3ebe035f382e..377939de0ff4 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c @@ -42,11 +42,11 @@ intel_hdcp_disable_hdcp_line_rekeying(struct intel_encoder *encoder, return; if (DISPLAY_VER(dev_priv) >= 14) { - if (IS_DISPLAY_IP_STEP(dev_priv, IP_VER(14, 0), STEP_D0, STEP_FOREVER)) + if (IS_DISPLAY_VER_STEP(dev_priv, IP_VER(14, 0), STEP_D0, STEP_FOREVER)) intel_de_rmw(dev_priv, MTL_CHICKEN_TRANS(hdcp->cpu_transcoder), 0, HDCP_LINE_REKEY_DISABLE); - else if (IS_DISPLAY_IP_STEP(dev_priv, IP_VER(14, 1), STEP_B0, STEP_FOREVER) || - IS_DISPLAY_IP_STEP(dev_priv, IP_VER(20, 0), STEP_B0, STEP_FOREVER)) + else if (IS_DISPLAY_VER_STEP(dev_priv, IP_VER(14, 1), STEP_B0, STEP_FOREVER) || + IS_DISPLAY_VER_STEP(dev_priv, IP_VER(20, 0), STEP_B0, STEP_FOREVER)) intel_de_rmw(dev_priv, TRANS_DDI_FUNC_CTL(dev_priv, hdcp->cpu_transcoder), 0, TRANS_DDI_HDCP_LINE_REKEY_DISABLE); @@ -203,11 +203,16 @@ int intel_hdcp_read_valid_bksv(struct intel_digital_port *dig_port, /* Is HDCP1.4 capable on Platform and Sink */ bool intel_hdcp_get_capability(struct intel_connector *connector) { - struct intel_digital_port *dig_port = intel_attached_dig_port(connector); + struct intel_digital_port *dig_port; const struct intel_hdcp_shim *shim = connector->hdcp.shim; bool capable = false; u8 bksv[5]; + if (!intel_attached_encoder(connector)) + return capable; + + dig_port = intel_attached_dig_port(connector); + if (!shim) return capable; @@ -1089,7 +1094,8 @@ static void intel_hdcp_update_value(struct intel_connector *connector, hdcp->value = value; if (update_property) { drm_connector_get(&connector->base); - queue_work(i915->unordered_wq, &hdcp->prop_work); + if (!queue_work(i915->unordered_wq, &hdcp->prop_work)) + drm_connector_put(&connector->base); } } @@ -2176,10 +2182,11 @@ static void intel_hdcp_check_work(struct work_struct *work) DRM_HDCP_CHECK_PERIOD_MS); } -static int i915_hdcp_component_bind(struct device *i915_kdev, +static int i915_hdcp_component_bind(struct device *drv_kdev, struct device *mei_kdev, void *data) { - struct drm_i915_private *i915 = kdev_to_i915(i915_kdev); + struct intel_display *display = to_intel_display(drv_kdev); + struct drm_i915_private *i915 = to_i915(display->drm); drm_dbg(&i915->drm, "I915 HDCP comp bind\n"); mutex_lock(&i915->display.hdcp.hdcp_mutex); @@ -2190,10 +2197,11 @@ static int i915_hdcp_component_bind(struct device *i915_kdev, return 0; } -static void i915_hdcp_component_unbind(struct device *i915_kdev, +static void i915_hdcp_component_unbind(struct device *drv_kdev, struct device *mei_kdev, void *data) { - struct drm_i915_private *i915 = kdev_to_i915(i915_kdev); + struct intel_display *display = to_intel_display(drv_kdev); + struct drm_i915_private *i915 = to_i915(display->drm); drm_dbg(&i915->drm, "I915 HDCP comp unbind\n"); mutex_lock(&i915->display.hdcp.hdcp_mutex); @@ -2517,7 +2525,8 @@ void intel_hdcp_update_pipe(struct intel_atomic_state *state, mutex_lock(&hdcp->mutex); hdcp->value = DRM_MODE_CONTENT_PROTECTION_DESIRED; drm_connector_get(&connector->base); - queue_work(i915->unordered_wq, &hdcp->prop_work); + if (!queue_work(i915->unordered_wq, &hdcp->prop_work)) + drm_connector_put(&connector->base); mutex_unlock(&hdcp->mutex); } @@ -2534,7 +2543,9 @@ void intel_hdcp_update_pipe(struct intel_atomic_state *state, */ if (!desired_and_not_enabled && !content_protection_type_changed) { drm_connector_get(&connector->base); - queue_work(i915->unordered_wq, &hdcp->prop_work); + if (!queue_work(i915->unordered_wq, &hdcp->prop_work)) + drm_connector_put(&connector->base); + } } |