Merge "msm: mdss: add HDCP 2.2 driver support for encryption level" (6350dd4b) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/video/msm/mdss/mdss_hdmi_hdcp2p2.c

+23 −0

Original line number	Diff line number	Diff line
		@@ -187,6 +187,26 @@ static ssize_t hdcp2p2_sysfs_wta_trigger(struct device *dev,
		return count;
		}

		static ssize_t hdcp2p2_sysfs_wta_min_level_change(struct device *dev,
		struct device_attribute attr, const char buf, size_t count)
		{
		struct hdcp2p2_ctrl *hdcp2p2_ctrl =
		hdmi_get_featuredata_from_sysfs_dev(dev, HDMI_TX_FEAT_HDCP2P2);
		int res;

		if (!hdcp2p2_ctrl) {
		DEV_ERR("%s: invalid input\n", __func__);
		return -EINVAL;
		}

		DEV_DBG("%s: notification of minimum level change received\n",
		__func__);
		res = hdcp2p2_ctrl->txmtr_ops->
		hdcp_txmtr_query_stream_type(hdcp2p2_ctrl->hdcp_lib_handle);

		return count;
		}

		static void hdcp2p2_auth_failed(struct hdcp2p2_ctrl *hdcp2p2_ctrl)
		{
		mutex_lock(&hdcp2p2_ctrl->mutex);
		@@ -470,6 +490,8 @@ static ssize_t hdcp2p2_sysfs_rda_hdcp2_version(struct device *dev,

		static DEVICE_ATTR(trigger, S_IRUGO \| S_IWUSR, hdcp2p2_sysfs_rda_trigger,
		hdcp2p2_sysfs_wta_trigger);
		static DEVICE_ATTR(min_level_change, S_IWUSR, NULL,
		hdcp2p2_sysfs_wta_min_level_change);
		static DEVICE_ATTR(sink_status, S_IRUGO, hdcp2p2_sysfs_rda_sink_status,
		NULL);
		static DEVICE_ATTR(hdcp2_version, S_IRUGO,
		@@ -479,6 +501,7 @@ static DEVICE_ATTR(hdcp2_version, S_IRUGO,

		static struct attribute *hdcp2p2_fs_attrs[] = {
		&dev_attr_trigger.attr,
		&dev_attr_min_level_change.attr,
		&dev_attr_sink_status.attr,
		&dev_attr_hdcp2_version.attr,
		NULL,