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

[Ramalingam C <ramalingam.c@intel.com>]

On 2019-08-27 at 10:18:07 +0530, Sharma, Shashank wrote:
> 
> 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;
dangerous typo :) I will fix it. Thanks

-Ram
> 
> - 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;
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