Re: [PATCH] drm: Add LT-tunable PHY repeater mode operations
From: Siqueira, Rodrigo
Date: Tue Oct 15 2019 - 15:15:54 EST
Applied to drm-misc-next.
Thanks
On 10/15, Ville Syrjälä wrote:
> On Tue, Oct 15, 2019 at 01:40:12PM +0000, Siqueira, Rodrigo wrote:
> > LT-tunable PHY Repeaters can operate in two different modes: transparent
> > (default) and non-transparent. The value 0x55 specifies the transparent
> > mode, and 0xaa represents the non-transparent; this commit adds these
> > two values as definitions.
> >
> > Cc: Abdoulaye Berthe <Abdoulaye.Berthe@xxxxxxx>
> > Cc: Harry Wentland <harry.wentland@xxxxxxx>
> > Cc: Leo Li <sunpeng.li@xxxxxxx>
> > Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
> > Cc: Manasi Navare <manasi.d.navare@xxxxxxxxx>
> > Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> > Signed-off-by: Abdoulaye Berthe <Abdoulaye.Berthe@xxxxxxx>
> > Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@xxxxxxx>
>
> Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>
> > ---
> > include/drm/drm_dp_helper.h | 4 ++++
> > 1 file changed, 4 insertions(+)
> >
> > diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
> > index bf62b43aaf2b..cfadeeef8492 100644
> > --- a/include/drm/drm_dp_helper.h
> > +++ b/include/drm/drm_dp_helper.h
> > @@ -1034,6 +1034,10 @@
> > #define DP_SYMBOL_ERROR_COUNT_LANE3_PHY_REPEATER1 0xf003b /* 1.3 */
> > #define DP_FEC_STATUS_PHY_REPEATER1 0xf0290 /* 1.4 */
> >
> > +/* Repeater modes */
> > +#define DP_PHY_REPEATER_MODE_TRANSPARENT 0x55 /* 1.3 */
> > +#define DP_PHY_REPEATER_MODE_NON_TRANSPARENT 0xaa /* 1.3 */
> > +
> > /* DP HDCP message start offsets in DPCD address space */
> > #define DP_HDCP_2_2_AKE_INIT_OFFSET DP_HDCP_2_2_REG_RTX_OFFSET
> > #define DP_HDCP_2_2_AKE_SEND_CERT_OFFSET DP_HDCP_2_2_REG_CERT_RX_OFFSET
> > --
> > 2.23.0
>
>
>
> --
> Ville Syrjälä
> Intel
--
Rodrigo Siqueira
Software Engineer, Advanced Micro Devices (AMD)
https://siqueira.tech
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