linux-kernel - Re: [PATCH] drm: Add LT-tunable PHY repeater mode operations

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Date:   Tue, 15 Oct 2019 19:15:04 +0000
From:   "Siqueira, Rodrigo" <Rodrigo.Siqueira@....com>
To:     Ville Syrjälä <ville.syrjala@...ux.intel.com>
CC:     "Berthe, Abdoulaye" <Abdoulaye.Berthe@....com>,
        "Wentland, Harry" <Harry.Wentland@....com>,
        "Li, Sun peng (Leo)" <Sunpeng.Li@....com>,
        Jani Nikula <jani.nikula@...ux.intel.com>,
        Manasi Navare <manasi.d.navare@...el.com>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drm: Add LT-tunable PHY repeater mode operations

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@....com>
> > Cc: Harry Wentland <harry.wentland@....com>
> > Cc: Leo Li <sunpeng.li@....com>
> > Cc: Jani Nikula <jani.nikula@...ux.intel.com>
> > Cc: Manasi Navare <manasi.d.navare@...el.com>
> > Cc: Ville Syrjälä <ville.syrjala@...ux.intel.com>
> > Signed-off-by: Abdoulaye Berthe <Abdoulaye.Berthe@....com>
> > Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@....com>
> 
> Reviewed-by: Ville Syrjälä <ville.syrjala@...ux.intel.com>
> 
> > ---
> >  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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