Re: [PATCH v11 3/6] drm: Extend I915 mei interface for transcoder info

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> 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]
> v3:
>   kdoc is added for mei_fw_tc [Tomas]
>   s/MEI_TC_x/MEI_TRANSCODER_x
> 
> Signed-off-by: Ramalingam C <ramalingam.c@xxxxxxxxx>
> Acked-by: Jani Nikula <jani.nikula@xxxxxxxxx>

LGTM, just need to updated the copyright year.

> ---
>  include/drm/i915_mei_hdcp_interface.h | 24 ++++++++++++++++++++++++
>  1 file changed, 24 insertions(+)
> 
> diff --git a/include/drm/i915_mei_hdcp_interface.h
> b/include/drm/i915_mei_hdcp_interface.h
> index 08670aa650d4..4d48de8890ca 100644
> --- a/include/drm/i915_mei_hdcp_interface.h
> +++ b/include/drm/i915_mei_hdcp_interface.h
> @@ -54,9 +54,32 @@ enum mei_fw_ddi {
>  	MEI_DDI_RANGE_END = MEI_DDI_A,
>  };
> 
> +/**
> + * enum mei_fw_tc - ME Firmware defined index for transcoders
> + * @MEI_INVALID_TRANSCODER: Index for Invalid transcoder
> + * @MEI_TRANSCODER_EDP: Index for EDP Transcoder
> + * @MEI_TRANSCODER_DSI0: Index for DSI0 Transcoder
> + * @MEI_TRANSCODER_DSI1: Index for DSI1 Transcoder
> + * @MEI_TRANSCODER_A: Index for Transcoder A
> + * @MEI_TRANSCODER_B: Index for Transcoder B
> + * @MEI_TRANSCODER_C: Index for Transcoder C
> + * @MEI_TRANSCODER_D: Index for Transcoder D  */ enum mei_fw_tc {
> +	MEI_INVALID_TRANSCODER = 0x00,
> +	MEI_TRANSCODER_EDP,
> +	MEI_TRANSCODER_DSI0,
> +	MEI_TRANSCODER_DSI1,
> +	MEI_TRANSCODER_A = 0x10,
> +	MEI_TRANSCODER_B,
> +	MEI_TRANSCODER_C,
> +	MEI_TRANSCODER_D
> +};
> +
>  /**
>   * 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 +92,7 @@ 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

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