[Intel-gfx] [PATCH v9 3/6] drm: Extend I915 mei interface for transcoder info

[Sharma, Shashank]

On 8/22/2019 8:49 PM, Ramalingam C wrote:
> I915 needs to send the index of the transcoder as per ME FW.
> To support this, define enum mei_fw_ddi and add as a member into
> the struct hdcp_port_data.

The commit message says you are defining enum mei_fw_ddi, but you are 
actually defining enum mei_fw_tc;

- Shashank

> Signed-off-by: Ramalingam C <ramalingam.c at intel.com>
> Acked-by: Jani Nikula <jani.nikula at 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;