linux-kernel - Re: [PATCH v1 0/2] dw-mipi-dsi: add power on & off optional phy ops and update stm

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Message-ID: <8fad125a-54f2-7cca-fa01-5d7098930d62@samsung.com>
Date:   Wed, 12 Jun 2019 09:18:04 +0200
From:   Andrzej Hajda <a.hajda@...sung.com>
To:     Yannick Fertré <yannick.fertre@...com>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Heiko Stuebner <heiko@...ech.de>,
        Sam Ravnborg <sam@...nborg.org>,
        Nickey Yang <nickey.yang@...k-chips.com>,
        Philippe Cornu <philippe.cornu@...com>,
        Benjamin Gaignard <benjamin.gaignard@...aro.org>,
        Vincent Abriou <vincent.abriou@...com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        dri-devel@...ts.freedesktop.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 0/2] dw-mipi-dsi: add power on & off optional phy ops
 and update stm

On 27.05.2019 12:21, Yannick Fertré wrote:
> These patches fix a bug concerning an access issue to display controler (ltdc)
> registers.
> If the physical layer of the DSI is started too early then the fifo DSI are full
> very quickly which implies ltdc register's access hang up. To avoid this
> problem, it is necessary to start the DSI physical layer only when the bridge
> is enable.
>
> Yannick Fertré (2):
>   drm/bridge/synopsys: dsi: add power on/off optional phy ops
>   drm/stm: dsi: add power on/off phy ops
>
>  drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c |  8 ++++++++
>  drivers/gpu/drm/stm/dw_mipi_dsi-stm.c         | 21 ++++++++++++++++++++-
>  include/drm/bridge/dw_mipi_dsi.h              |  2 ++
>  3 files changed, 30 insertions(+), 1 deletion(-)
>
> --
> 2.7.4
>
>
>
Queued both patches to drm-misc-next.

--
Regards
Andrzej