[PATCH v11 3/6] drm: Extend I915 mei interface for transcoder info
Winkler, Tomas
tomas.winkler at intel.com
Wed Aug 28 07:58:06 UTC 2019
> 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 at intel.com>
> Acked-by: Jani Nikula <jani.nikula at intel.com>
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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