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Wed, 12 Jun 2019 07:18:05 +0000 (GMT) Subject: Re: [PATCH v1 0/2] dw-mipi-dsi: add power on & off optional phy ops and update stm To: =?UTF-8?Q?Yannick_Fertr=c3=a9?= , Laurent Pinchart , David Airlie , Daniel Vetter , Heiko Stuebner , Sam Ravnborg , Nickey Yang , Philippe Cornu , Benjamin Gaignard , Vincent Abriou , Maxime Coquelin , Alexandre Torgue , dri-devel@lists.freedesktop.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org From: Andrzej Hajda Message-ID: <8fad125a-54f2-7cca-fa01-5d7098930d62@samsung.com> Date: Wed, 12 Jun 2019 09:18:04 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: <1558952499-15418-1-git-send-email-yannick.fertre@st.com> Content-Transfer-Encoding: 8bit Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA02SeUiTYRzHfXwPX0ez12ntV1rhosAoTRF66KKi4wUhCvpDKrOVL54z2zyy /lC6nHaQGppzmYRDEY+aTptkXtg61JJy2eVM14FhUh61atnmu8j/Pr/v8/0dX3gYQmKnFjNx SSm8MkmeKKNFZON9W++aoAq3yLU9fUvwpd6H7vi29THCpzse0XimMY/Az6fGHTT8mcI5eeUe WD9ipvCzZi2Nc81WCpfaayis+/UF4aGznyhcaTMg3N3fRuLsnHP0FpZrmS4jOaPmrQdXoi6m uDfmuzTXND1EcZYLJneuvjyTKy/spzm7ppXkmsylBNd+L4R7/6OF4Cb0S/eI94s2RvOJcWm8 MnjzYVHst4/PqORx+kT267ceWaiGykWeDLBhUPFh0MEiRsJWIhjuN9BCMYlg9OsAKRQTCL5l dxL/WuxjtYTwUIFA+1Lnco0huHOt21EwjA8bCbrhWd2X1VLQrv0+u5BmA8Fe/5J2spjdDO3P G2ankuwK6DI+QU5ewEbApFGPBI83PCy2kk72ZHeCfnhidg7BLoMzhhJCYCm8st5wdy4D9joD Ay9KXem2w6OmQg+BfWDU1OBif5gxOhucnAmWyrOE0KxGYLhldOXcAJ2mPsqZhnBcXdccLMhb YWzERjhlYL1gYMxbuMEL8huLXLIY1OclgjsALD0G10Ap6J5O0YKFg4sWvysoQDMnpGZOMM2c YJr/J5QhsgpJ+VSVIoZXhSbx6UEquUKVmhQTdPSYQo8cn/LxH9PkHdT8+0gHYhkkmyduK5o5 KKHkaaoMRQcChpD5ikMT3CIl4mh5xkleeSxKmZrIqzqQH0PKpOJTbkMHJGyMPIVP4PlkXvnv 1Z3xXJyF8goUmdSVtbZ3y8fTjTGHyifUpl0Gm7++ZGbo3pRuNw6vjl/t+6BWWxUbrFjYik2d p+n11ZlRihUZWdGcOu7m4ekuS11d2M/iqU2B1vH7V2ukg10RqwoX7d0RWlBRG2+XmG0jvn3q jKZBN+m28PmGtJ8Hy9ZdLiLyNQPHE1a27pORqlh5yCpCqZL/BTswG1+QAwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFmplleLIzCtJLcpLzFFi42I5/e/4PV3d5QyxBn9ea1v0njvJZLHxyWlG i6ZDp9gs/m+byGxx5et7IOvRa1aLzolL2C02Pb7GanF51xw2i65rT1gt5v1dy2qx9Pc7RosH LS9YLVb83MpocebqARaL9s5WNgcBj73fFrB47Jx1l91jdsdMVo871/aweWz/9oDV4373cSaP zUvqPZZMu8rm8XfWfhaP7dfmMXsc3Gfo8fTHXmaPz5vkAnij9GyK8ktLUhUy8otLbJWiDS2M 9AwtLfSMTCz1DI3NY62MTJX07WxSUnMyy1KL9O0S9DI+Pb/MWvCeraL99l32Bsa1rF2MnBwS AiYSf9+uY+5i5OIQEljKKLH4zHIWiIS4xO75b5khbGGJP9e62CCKXjNKdFxpBOrm4BAWiJVY +ogFJC4isIBVou1qLyNE0UxGibcnHoN1swloSvzdfJMNxOYVsJM4eGULWJxFQFXi6M7zjCC2 qECExOxdDSwQNYISJ2c+AbM5BdwkNj36DHYqs4C6xJ95l5ghbHmJ5q2zoWxxiVtP5jNNYBSc haR9FpKWWUhaZiFpWcDIsopRJLW0ODc9t9hQrzgxt7g0L10vOT93EyMwCWw79nPzDsZLG4MP MQpwMCrx8B6Y/j9GiDWxrLgy9xCjBAezkgivUTZDrBBvSmJlVWpRfnxRaU5q8SFGU6DnJjJL iSbnAxNUXkm8oamhuYWlobmxubGZhZI4b4fAwRghgfTEktTs1NSC1CKYPiYOTqkGRs4VXmUz Tgu8fNGyLfboae8wq7AHl+12LPa/v6haM+naCulNs00PWGpznzN9s2md8ManpyNaanXNbANU 9N+yZGo8vBv1+bqvoDx3q5t/biVLSJzCP+Nu1mkS+WqFKybYCjalZrqb7xDvEP2l/TQ8vPLa 7bm3J3g2bWs0DGc5eCJ0dnUz59ZOJZbijERDLeai4kQARRSawBgDAAA= X-CMS-MailID: 20190612071806eucas1p29bbe929b1df18938ce355e9f63320ce1 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20190527102219epcas2p20eaad1cb2849841d8b0c3dbc8d0b2e99 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20190527102219epcas2p20eaad1cb2849841d8b0c3dbc8d0b2e99 References: <1558952499-15418-1-git-send-email-yannick.fertre@st.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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