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Mon, 5 Mar 2018 08:58:04 +0000 (GMT) Received: from eusmgms1.samsung.com (unknown [182.198.249.179]) by eucas1p2.samsung.com (KnoxPortal) with ESMTP id 20180305085803eucas1p2ff8ab6037f5158ab338bfe5e6d7d8ccd~Y_nu4ZpUj2293822938eucas1p2q; Mon, 5 Mar 2018 08:58:03 +0000 (GMT) X-AuditID: cbfec7f2-1dbff70000011644-77-5a9d069c438a Received: from eusync1.samsung.com ( [203.254.199.211]) by eusmgms1.samsung.com (EUCPMTA) with SMTP id EB.E1.04178.B960D9A5; Mon, 5 Mar 2018 08:58:03 +0000 (GMT) Received: from AMDC2765.digital.local ([106.116.147.25]) by eusync1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0P5400MEY0WMAI90@eusync1.samsung.com>; Mon, 05 Mar 2018 08:58:03 +0000 (GMT) From: Marek Szyprowski To: dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, linux-rockchip@lists.infradead.org Cc: Marek Szyprowski , Archit Taneja , =?utf-8?q?Heiko_St=C3=BCbner?= , Thierry Escande , Tomasz Figa , Sean Paul , Bartlomiej Zolnierkiewicz , Laurent Pinchart , Thierry Reding , Sandy Huang , Enric Balletbo i Serra , Andrzej Hajda , Douglas Anderson , Haixia Shi , Zain Wang , Lin Huang Subject: [PATCH 0/3] Analogix DP fixes for Chromebook2 Peach-Pit (Exynos5420) Date: Mon, 05 Mar 2018 09:57:38 +0100 Message-id: <20180305085741.18896-1-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.15.0 MIME-version: 1.0 Content-type: text/plain; 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Last week I was asked to comment a patch "[PATCH v3 05/43] drm/bridge: analogix_dp: Don't power bridge in analogix_dp_bind": https://patchwork.kernel.org/patch/10193493/ That patch does almost the opposite to my initial fix "[PATCH v2] drm/bridge: analogix_dp: Keep PHY powered between driver bind/unbind": https://patchwork.kernel.org/patch/10242493/ I did some further investigation based on the proposed "[PATCH v3 00/43] DRM Rockchip rk3399 (Kevin)" patchset: https://lists.freedesktop.org/archives/dri-devel/2018-March/167775.html Those patches seems to solve also some issues with analogix_dp driver on Exynos5420 based Chromebook2 Peach-PIT board. I didn't get any reply for my comments and unfortunately the mail of Thierry Escande, who submitted that patchset is no longer valid, so I decided to resend the minimal patchset that fixes the issue with Chromebook2 Peach-Pit board, which was broken since v4.10 kernel release. If possible, please apply them as fixes for v4.16-rc. This patchset replaces my previous fix: https://patchwork.kernel.org/patch/10242493/ Best regards Marek Szyprowski Samsung R&D Institute Poland Patch summary: Marek Szyprowski (2): drm/bridge: analogix_dp: Postpone enabling runtime power management drm/bridge: analogix_dp: Don't create useless connectors zain wang (1): drm/bridge: analogix_dp: Don't power bridge in analogix_dp_bind drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 45 +++++++++------------- drivers/gpu/drm/exynos/exynos_dp.c | 1 + include/drm/bridge/analogix_dp.h | 1 + 3 files changed, 21 insertions(+), 26 deletions(-) -- 2.15.0 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html