On 2020-10-27 at 22:12:03 +0530, Anshuman Gupta wrote:
> Let's define Maximum MST content streams up to four
> generically which can be supported by modern display
> controllers.
>
> Cc: Sean Paul
> Cc: Ramalingam C
> Acked-by: Maarten Lankhorst
> Reviewed-by: Uma Shankar
> Signed-off-by: Anshuman Gupta
> ---
> include/drm/drm_hdcp.h | 8
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/include/drm/drm_hdcp.h b/include/drm/drm_hdcp.h
> index fe58dbb46962..ac22c246542a 100644
> --- a/include/drm/drm_hdcp.h
> +++ b/include/drm/drm_hdcp.h
> @@ -101,11 +101,11 @@
>
> /* Following Macros take a byte at a time for bit(s) masking */
> /*
> - * TODO: This has to be changed for DP MST, as multiple stream on
> - * same port is possible.
> - * For HDCP2.2 on HDMI and DP SST this value is always 1.
> + * TODO: HDCP_2_2_MAX_CONTENT_STREAMS_CNT is based upon actual
> + * H/W MST streams capacity.
> + * This required to be moved out to platform specific header.
> */
> -#define HDCP_2_2_MAX_CONTENT_STREAMS_CNT 1
> +#define HDCP_2_2_MAX_CONTENT_STREAMS_CNT 4
Reviewed-by: Ramalingam C
> #define HDCP_2_2_TXCAP_MASK_LEN 2
> #define HDCP_2_2_RXCAPS_LEN 3
> #define HDCP_2_2_RX_REPEATER(x) ((x) & BIT(0))
> --
> 2.26.2
>
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