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From: Sam Ravnborg <sam@ravnborg.org>
To: dri-devel@lists.freedesktop.org,
	Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
	Inki Dae <inki.dae@samsung.com>
Cc: Jernej Skrabec <jernej.skrabec@siol.net>,
	Neil Armstrong <narmstrong@baylibre.com>,
	Jonas Karlman <jonas@kwiboo.se>,
	Andrzej Hajda <a.hajda@samsung.com>,
	Thierry Reding <thierry.reding@gmail.com>,
	Sam Ravnborg <sam@ravnborg.org>
Subject: [PATCH v1 0/4] drm: tc358764: support drm bridge connector helper
Date: Tue, 14 Apr 2020 10:47:23 +0200	[thread overview]
Message-ID: <20200414084727.8326-1-sam@ravnborg.org> (raw)

Somehow Laurent tricked me into updating a bridge driver.
In reality, having updated a driver yourself makes for much
better understanding of what is going on.
So in order to provide proper review feedback I deciced to give
it a spin. tc358764 was selected as it is a simple bridge driver,
so a good driver to start out with.

We are moving to a model where the panel tell what connector
it uses - so this patch assumes this model is in place.

The only device tree in the kernel that uses tc358764
use the boe,hv070wsa-100 panel, so update this panel to report
the correct connector type to support the model described above.

The "drop drm_connector_(un)register" patch drops some
unnessesary calls related to drm_connector.

Next update tc358764 to use drm_panel_bridge - which was a
nice simplification of the driver.

The last patch to support optional connector creation was
then simple to implement.

The patchset has not seen any run-time test.
So testing feedback is appreciated. The only in-kernel
user seems to be: exynos5250-arndale

Review feedback is likewise appreciated/expected - bridge
drivers is not my expertise area.

	Sam


Sam Ravnborg (4):
      drm/panel: add connector type to boe,hv070wsa-100 panel
      drm/bridge: tc358764: drop drm_connector_(un)register
      drm/bridge: tc358764: add drm_panel_bridge support
      drm/bridge: tc358764: make connector creation optional

 drivers/gpu/drm/bridge/tc358764.c    | 68 ++++++++++--------------------------
 drivers/gpu/drm/panel/panel-simple.c |  1 +
 2 files changed, 19 insertions(+), 50 deletions(-)


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             reply	other threads:[~2020-04-14  8:47 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-14  8:47 Sam Ravnborg [this message]
2020-04-14  8:47 ` [PATCH v1 1/4] drm/panel: add connector type to boe, hv070wsa-100 panel Sam Ravnborg
2020-04-14  9:32   ` Laurent Pinchart
2020-04-14  8:47 ` [PATCH v1 2/4] drm/bridge: tc358764: drop drm_connector_(un)register Sam Ravnborg
2020-04-14  9:33   ` Laurent Pinchart
2020-04-14  8:47 ` [PATCH v1 3/4] drm/bridge: tc358764: add drm_panel_bridge support Sam Ravnborg
2020-04-14  9:35   ` Laurent Pinchart
2020-04-14  8:47 ` [PATCH v1 4/4] drm/bridge: tc358764: make connector creation optional Sam Ravnborg
2020-04-14  9:38   ` Laurent Pinchart
2020-04-14 13:36     ` Sam Ravnborg
2020-04-14 13:41       ` Laurent Pinchart

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