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

[Ramalingam C]

On 2019-08-28 at 13:28:06 +0530, Winkler, Tomas wrote:
> > 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.
Tomas,

Copyright year for this i915_mei_hdcp_interface.h is updated in the 1st patch itself.

-Ram
> 
> > ---
> >  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
>