From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: Anshuman Gupta <anshuman.gupta@intel.com>
Cc: igt-dev@lists.freedesktop.org, martin.peres@intel.com
Subject: Re: [igt-dev] [RFC i-g-t] LPSP igt test on TGL
Date: Thu, 27 Feb 2020 14:55:48 +0200 [thread overview]
Message-ID: <20200227125548.GN13686@intel.com> (raw)
In-Reply-To: <20200227084149.588-1-anshuman.gupta@intel.com>
On Thu, Feb 27, 2020 at 02:11:49PM +0530, Anshuman Gupta wrote:
> +-------------------------------------------------------------------------------+
> | |
> | |
> | |
> | +--------------------+ +-------------+ +------------+ |
> | | | | | | | |
> | | PIPE A | | DP/HDMI | | PORT_A | |
> | | +--------+ TRANSCODER +---------+ | |
> | | | | | | | |
> | +--------------------+ +-------------> +------------> |
> | | | | | |
> | | | | PORT_B | |
> | | | | | |
> | | | | | |
> | +-------------> +------------> |
> | | | | | |
> | | DSI | | PORT_C | |
> | | TRANSCODER | | | |
> | +-------------> +------------+ |
> | | | |
> | | | |
> | | | |
> | | | |
> | | | |
> | | | |
> | | | |
> | +-------------+ |
> | |
> | LPSP on Tigerlake |
> | |
> +-------------------------------------------------------------------------------+
>
> Above block diagram depicts lpsp on TGL, while earlier development of lpsp igt test
> it has been assumed that every non-edp panel is not a lpsp panel but it is not true
> on TGL,
It wasn't necessarily true on earlier platforms either. I don't know if
this makes any sense whatsoever. Probably a better way to validate would
be to check that the resulting power domains make sense for various
single pipe configurations.
--
Ville Syrjälä
Intel
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prev parent reply other threads:[~2020-02-27 12:55 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-27 8:41 [igt-dev] [RFC i-g-t] LPSP igt test on TGL Anshuman Gupta
2020-02-27 12:44 ` Jani Nikula
2020-03-03 4:27 ` Anshuman Gupta
2020-03-03 8:34 ` Jani Nikula
2020-03-03 8:45 ` Anshuman Gupta
2020-03-03 10:44 ` Jani Nikula
2020-03-03 12:20 ` Anshuman Gupta
2020-02-27 12:55 ` Ville Syrjälä [this message]
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