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From: Alexander Stein <alexander.stein@ew.tq-group.com>
To: Aradhya Bhatia <a-bhatia1@ti.com>,
	Jan Kiszka <jan.kiszka@siemens.com>,
	Andrzej Hajda <andrzej.hajda@intel.com>,
	Neil Armstrong <neil.armstrong@linaro.org>,
	Robert Foss <rfoss@kernel.org>,
	Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
	Jonas Karlman <jonas@kwiboo.se>,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>,
	Sam Ravnborg <sam@ravnborg.org>,
	dri-devel@lists.freedesktop.org
Cc: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Subject: Re: [PATCH v2 0/2] drm/bridge: tc358767: Fix DRM_BRIDGE_ATTACH_NO_CONNECTOR case
Date: Wed, 08 Nov 2023 13:45:20 +0100	[thread overview]
Message-ID: <3537389.iIbC2pHGDl@steina-w> (raw)
In-Reply-To: <20231108-tc358767-v2-0-25c5f70a2159@ideasonboard.com>

Hi Tomi,

Am Mittwoch, 8. November 2023, 12:27:21 CET schrieb Tomi Valkeinen:
> These two patches are needed to make tc358767 work in the
> DRM_BRIDGE_ATTACH_NO_CONNECTOR case, at least when using a DP connector.
> 
> I have tested this with TI AM654 EVM with a tc358767 add-on card
> connected to a DP monitor.

Just a question regarding the usage of this DSI-DP bridge.
What is the state of the DSI lanes after the DSI host has been initialized, 
but before calling atomic_pre_enable? AFAIK this bridge requires LP-11 on DSI 
at any time for accessing the AUX channel.

Best regards,
Alexander

> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
> ---
> Changes in v2:
> - Update the format negotiation patch as discussed in
> https://lore.kernel.org/all/7ddf0edb-2925-4b7c-ad07-27c030dd0232@ti.com/ -
> Link to v1:
> https://lore.kernel.org/r/20231031-tc358767-v1-0-392081ad9f4b@ideasonboard.
> com
> 
> ---
> Aradhya Bhatia (1):
>       drm/bridge: tc358767: Add format negotiation hooks for DPI/DSI to
> (e)DP
> 
> Tomi Valkeinen (1):
>       drm/bridge: tc358767: Fix link properties discovery
> 
>  drivers/gpu/drm/bridge/tc358767.c | 32 ++++++++++++++++++++++++++++++++
>  1 file changed, 32 insertions(+)
> ---
> base-commit: 9d7c8c066916f231ca0ed4e4fce6c4b58ca3e451
> change-id: 20231031-tc358767-58e3ebdf95f0
> 
> Best regards,


-- 
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Amtsgericht München, HRB 105018
Geschäftsführer: Detlef Schneider, Rüdiger Stahl, Stefan Schneider
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  parent reply	other threads:[~2023-11-08 12:45 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-08 11:27 [PATCH v2 0/2] drm/bridge: tc358767: Fix DRM_BRIDGE_ATTACH_NO_CONNECTOR case Tomi Valkeinen
2023-11-08 11:27 ` [PATCH v2 1/2] drm/bridge: tc358767: Add format negotiation hooks for DPI/DSI to (e)DP Tomi Valkeinen
2024-06-17  8:09   ` Dmitry Baryshkov
2024-06-22 12:19   ` Dmitry Baryshkov
2023-11-08 11:27 ` [PATCH v2 2/2] drm/bridge: tc358767: Fix link properties discovery Tomi Valkeinen
2023-11-08 12:45 ` Alexander Stein [this message]
2023-11-08 13:06   ` [PATCH v2 0/2] drm/bridge: tc358767: Fix DRM_BRIDGE_ATTACH_NO_CONNECTOR case Tomi Valkeinen
2023-12-06 12:11   ` Tomi Valkeinen
2023-12-11  8:07     ` Aradhya Bhatia
2024-02-15  8:53       ` Jan Kiszka
2024-02-15  9:03         ` Alexander Stein
2024-02-16  9:10           ` Tomi Valkeinen
2024-02-16 14:57             ` Marek Vasut
2024-06-17  5:40               ` Jan Kiszka
2024-06-17  8:11                 ` Dmitry Baryshkov
2024-06-22 11:46                   ` Aradhya Bhatia
2024-06-22 12:19                     ` Dmitry Baryshkov
2024-06-24  9:37                       ` Aradhya Bhatia
2024-06-24  9:49                         ` Dmitry Baryshkov
2024-06-24 10:07                           ` Alexander Stein
2024-06-24 10:17                             ` Dmitry Baryshkov
2024-08-26 19:35                               ` Jan Kiszka
2024-08-28 13:32                                 ` Tomi Valkeinen
2024-09-23  7:42                                   ` Jan Kiszka
2024-09-23 12:25                                     ` Dmitry Baryshkov
2024-10-11 12:02                                       ` Tomi Valkeinen
2024-10-12  8:07                                         ` Dmitry Baryshkov
2023-12-11  8:42     ` Alexander Stein

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