[PATCH v10 3/6] drm: Extend I915 mei interface for transcoder info

Ramalingam C
2019-08-27T10:50:11Z

I915 needs to send the index of the transcoder as per ME FW.

To support this, define enum mei_fw_tc and add as a member into
the struct hdcp_port_data.

v2:
Typo in commit msg is fixed [Shashank]

Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
Acked-by: Jani Nikula <jani.nikula@intel.com>
---
include/drm/i915_mei_hdcp_interface.h | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/include/drm/i915_mei_hdcp_interface.h b/include/drm/i915_mei_hdcp_interface.h
index a97acf1c9710..0de629bf2f62 100644
--- a/include/drm/i915_mei_hdcp_interface.h
+++ b/include/drm/i915_mei_hdcp_interface.h
@@ -54,9 +54,21 @@ enum mei_fw_ddi {
MEI_DDI_RANGE_END = MEI_DDI_A,
};

+enum mei_fw_tc {
+ MEI_INVALID_TRANSCODER = 0x00, /* Invalid transcoder type */
+ MEI_TC_EDP, /* Transcoder for eDP */
+ MEI_TC_DSI0, /* Transcoder for DSI0 */
+ MEI_TC_DSI1, /* Transcoder for DSI1 */
+ MEI_TC_A = 0x10, /* Transcoder TCA */
+ MEI_TC_B, /* Transcoder TCB */
+ MEI_TC_C, /* Transcoder TCC */
+ MEI_TC_D /* Transcoder TCD */
+};
+
/**
* struct hdcp_port_data - intel specific HDCP port data
* @fw_ddi: ddi index as per ME FW
+ * @fw_tc: transcoder index as per ME FW
* @port_type: HDCP port type as per ME FW classification
* @protocol: HDCP adaptation as per ME FW
* @k: No of streams transmitted on a port. Only on DP MST this is != 1
@@ -69,6 +81,7 @@ enum mei_fw_ddi {
*/
struct hdcp_port_data {
enum mei_fw_ddi fw_ddi;
+ enum mei_fw_tc fw_tc;
u8 port_type;
u8 protocol;
u16 k;
--
2.20.1