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Date: Mon, 27 May 2019 12:21:37 +0200 From: Yannick Fertré <yannick.fertre@...com> To: Andrzej Hajda <a.hajda@...sung.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>, Yannick Fertre <yannick.fertre@...com>, 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: [PATCH v1 0/2] dw-mipi-dsi: add power on & off optional phy ops and update stm 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
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