On 2019-08-27 at 19:30:23 +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]
> >
> > Signed-off-by: Ramalingam C <ramalinga...@intel.com>
> > Acked-by: Jani Nikula <jani.nik...@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 */
> > +};
>
> You should use kdoc format here, please.
> https://www.kernel.org/doc/html/v5.2/doc-guide/kernel-doc.html
> Also TCA just means Transcoder A or TC has other meaning?
TCA stands for TRANSCODER A only. Sure I will use kdoc format.
-Ram
>
> > +
> > /**
> > * 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;
> > --
> > 2.20.1
>
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