[Intel-gfx] [PATCH v3 1/9] drm/dp: add MSO related DPCD registers

[Shankar, Uma]

> -----Original Message-----
> From: Intel-gfx <intel-gfx-bounces at lists.freedesktop.org> On Behalf Of Jani Nikula
> Sent: Thursday, February 11, 2021 8:22 PM
> To: intel-gfx at lists.freedesktop.org
> Cc: Nikula, Jani <jani.nikula at intel.com>; Varide, Nischal
> <nischal.varide at intel.com>; dri-devel at lists.freedesktop.org
> Subject: [Intel-gfx] [PATCH v3 1/9] drm/dp: add MSO related DPCD registers
> 
> Add DPCD register definitions for eDP 1.4 Multi-SST Operation.

Looks Good to me.
Reviewed-by: Uma Shankar <uma.shankar at intel.com>

> Cc: Nischal Varide <nischal.varide at intel.com>
> Cc: dri-devel at lists.freedesktop.org
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
> ---
>  include/drm/drm_dp_helper.h | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index
> edffd1dcca3e..632ad7faa006 100644
> --- a/include/drm/drm_dp_helper.h
> +++ b/include/drm/drm_dp_helper.h
> @@ -1016,6 +1016,11 @@ struct drm_device;
>  #define DP_EDP_REGIONAL_BACKLIGHT_BASE      0x740    /* eDP 1.4 */
>  #define DP_EDP_REGIONAL_BACKLIGHT_0	    0x741    /* eDP 1.4 */
> 
> +#define DP_EDP_MSO_LINK_CAPABILITIES        0x7a4    /* eDP 1.4 */
> +# define DP_EDP_MSO_NUMBER_OF_LINKS_MASK    (7 << 0)
> +# define DP_EDP_MSO_NUMBER_OF_LINKS_SHIFT   0
> +# define DP_EDP_MSO_INDEPENDENT_LINK_BIT    (1 << 3)
> +
>  /* Sideband MSG Buffers */
>  #define DP_SIDEBAND_MSG_DOWN_REQ_BASE	    0x1000   /* 1.2 MST */
>  #define DP_SIDEBAND_MSG_UP_REP_BASE	    0x1200   /* 1.2 MST */
> --
> 2.20.1
> 
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