Data structures and Enum for the I915-MEI_HDCP interface are defined
at <linux/mei_hdcp.h>

v2:
  Rebased.

Signed-off-by: Ramalingam C <ramalinga...@intel.com>
---
 include/linux/mei_hdcp.h | 71 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)

diff --git a/include/linux/mei_hdcp.h b/include/linux/mei_hdcp.h
index 774b26da0c26..9a869d1cbd5d 100644
--- a/include/linux/mei_hdcp.h
+++ b/include/linux/mei_hdcp.h
@@ -23,6 +23,77 @@
 #ifndef _LINUX_MEI_HDCP_H
 #define _LINUX_MEI_HDCP_H
 
+#include <linux/mei_cl_bus.h>
+
+/*
+ * Enumeration of the physical DDI available on the platform
+ */
+enum physical_port {
+       INVALID_PORT = 0x00,    /* Not a valid port */
+
+       DDI_RANGE_BEGIN = 0x01, /* Beginning of the valid DDI port range */
+       DDI_B           = 0x01,         /* Port DDI B */
+       DDI_C           = 0x02,         /* Port DDI C */
+       DDI_D           = 0x03,         /* Port DDI D */
+       DDI_E           = 0x04,         /* Port DDI E */
+       DDI_F           = 0x05,         /* Port DDI F */
+       DDI_A           = 0x07,         /* Port DDI A */
+       DDI_RANGE_END   = DDI_A,/* End of the valid DDI port range */
+};
+
+/* The types of HDCP 2.2 ports supported */
+enum hdcp_integrated_port_type {
+       HDCP_INVALID_TYPE       = 0x00,
+
+       /* HDCP 2.x ports that are integrated into Intel HW */
+       INTEGRATED              = 0x01,
+
+       /* HDCP2.2 discrete wired Tx port with LSPCON (HDMI 2.0) solution */
+       LSPCON                  = 0x02,
+
+       /* HDCP2.2 discrete wired Tx port using the CPDP (DP 1.3) solution */
+       CPDP                    = 0x03,
+};
+
+/**
+ * wired_protocol: Supported integrated wired HDCP protocol.
+ * Based on this value, Minor differenceneeded between wired specifications
+ * are handled.
+ */
+enum hdcp_protocol {
+       HDCP_PROTOCOL_INVALID,
+       HDCP_PROTOCOL_HDMI,
+       HDCP_PROTOCOL_DP
+};
+
+/**
+ * mei_hdcp_data: Input data to the mei_hdcp APIs.
+ */
+struct mei_hdcp_data {
+       struct mei_cl_device *cldev;
+       enum physical_port port;
+       enum hdcp_integrated_port_type port_type;
+       enum hdcp_protocol protocol;
+
+       /*
+        * No of streams transmitted on a port.
+        * In case of HDMI & DP SST, single stream will be
+        * transmitted on a port.
+        */
+       uint16_t k;
+
+       /*
+        * Count of RepeaterAuth_Stream_Manage msg propagated.
+        * Initialized to 0 on AKE_INIT. Incremented after every successful
+        * transmission of RepeaterAuth_Stream_Manage message. When it rolls
+        * over re-Auth has to be triggered.
+        */
+       uint32_t seq_num_m;
+
+       /* k(No of Streams per port) x structure of wired_streamid_type */
+       struct hdcp2_streamid_type *streams;
+};
+
 #ifdef CONFIG_INTEL_MEI_HDCP
 int mei_hdcp_cldev_get_reference(void *client_data,
                                 struct mei_cl_device **cldev,
-- 
2.7.4

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