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From: "Shankar, Uma" <uma.shankar@intel.com>
To: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
Cc: "intel-gfx@lists.freedesktop.org" <intel-gfx@lists.freedesktop.org>
Subject: Re: [v1 0/6] Enable HDR on MCA LSPCON based Gen9 devices
Date: Wed, 16 Oct 2019 14:21:30 +0000	[thread overview]
Message-ID: <E7C9878FBA1C6D42A1CA3F62AEB6945F822745CD@BGSMSX104.gar.corp.intel.com> (raw)
In-Reply-To: <20191016131742.GO1208@intel.com>



>-----Original Message-----
>From: Ville Syrjälä <ville.syrjala@linux.intel.com>
>Sent: Wednesday, October 16, 2019 6:48 PM
>To: Shankar, Uma <uma.shankar@intel.com>
>Cc: intel-gfx@lists.freedesktop.org; Mun, Gwan-gyeong <gwan-
>gyeong.mun@intel.com>; Sharma, Shashank <shashank.sharma@intel.com>
>Subject: Re: [v1 0/6] Enable HDR on MCA LSPCON based Gen9 devices
>
>On Wed, Oct 16, 2019 at 04:02:43PM +0530, Uma Shankar wrote:
>> Gen9 hardware supports HDMI2.0 through LSPCON chips. Extending HDR
>> support for MCA LSPCON based GEN9 devices.
>
>Couple of general comments about the LSPCON stuff.
>
>a) we need infoframe readout support

We lack that in general for all the DP SDP stuff. Discussed with GG
and hopefully he has plans for DP state readout.

>b) we need to stop sending infoframes to DVI sinks

Sure, will work on this.

>c) we need to figure out how to disable the AVI infoframe
>   once enabled (if it doesn't get automagically disabled
>   when do a modeset), because otherwise when we switch
>   displays from HDMI to DVI we will still send the infoframe
>   to the DVI sink

Ok, will  work on to handle this.

>I think those should be fixed first before we add more infoframes to the mix.
>
>Also if we use the SDP stuff for the HDR infoframe we should just integrate it properly
>with the already existing DP HDR metadata stuff. And we need to add readout support
>for that.

Sure, will discuss with GG to get the state readout for DP SDP.

>--
>Ville Syrjälä
>Intel
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      reply	other threads:[~2019-10-16 14:21 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-16 10:32 [v1 0/6] Enable HDR on MCA LSPCON based Gen9 devices Uma Shankar
2019-10-16 10:32 ` [v1 1/6] drm/i915/display: Add HDR Capability detection for LSPCON Uma Shankar
2019-10-16 10:32 ` [v1 2/6] drm/i915/display: Enable HDR on gen9 devices with MCA Lspcon Uma Shankar
2019-10-16 13:14   ` Ville Syrjälä
2019-10-16 14:16     ` Shankar, Uma
2019-10-16 10:32 ` [v1 3/6] drm/i915/display: Attach HDR property for capable Gen9 devices Uma Shankar
2019-10-16 10:32 ` [v1 4/6] drm/i915/display: Set HDR Infoframe for HDR capable LSPCON devices Uma Shankar
2019-10-16 10:32 ` [v1 5/6] drm/i915/display: Enable BT2020 for HDR on " Uma Shankar
2019-10-16 10:32 ` [v1 6/6] drm/i915/display: Reduce blanking to support 4k60@10bpp for LSPCON Uma Shankar
2019-10-16 13:13   ` Ville Syrjälä
2019-10-16 13:46     ` Shankar, Uma
2019-10-16 13:56       ` Ville Syrjälä
2019-10-16 14:13         ` Shankar, Uma
2019-10-16 12:31 ` ✗ Fi.CI.BUILD: failure for Enable HDR on MCA LSPCON based Gen9 devices Patchwork
2019-10-16 13:17 ` [v1 0/6] " Ville Syrjälä
2019-10-16 14:21   ` Shankar, Uma [this message]

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